H helical gear parallel shaft gearbox is a completely new design. Outstanding innovations:
More sizes with a reduced variety of parts;
Higher operational reliability combined with increased power capacity;
Predominantly wear-resistant labyrinth seals are possible;
Flanged output shafts to facilitate assembly of gear non-contacting units in confined spaces(on request)
SHANGHAI TORK DRIVE EQUIPMENT CO.,LTD is one of a famous domestic enterprise, engaging in research, manufacture and sales of geared motor,gearbox ,helical worm geared motors,Helical Bevel Geared Motors and speed variator,electric roller/drum motor. It is a member of China Gear Wheel Association.
2017年12月25日星期一
2017年12月18日星期一
Shaft mounted gear motor
Hollow shaft mounted gear motor(hanging gearbox)characteristics are as follow:
1.Uses low-carbon alloyed steel cementation processing completely
2.The gear and gear shaft precision is high
3.The volume small,the torque is big
4.Hollow shaft output or solid shaft output.
Rated power:1.1~193KW
Output torque:180~17000N.m
Input speed:750~1500
Output speed:25~300
1.Uses low-carbon alloyed steel cementation processing completely
2.The gear and gear shaft precision is high
3.The volume small,the torque is big
4.Hollow shaft output or solid shaft output.
Rated power:1.1~193KW
Output torque:180~17000N.m
Input speed:750~1500
Output speed:25~300
2017年12月11日星期一
Helical Geared Motor
Helical Geared Motor is developed and produced according to our country’s reality and we also bring into overseas'
advanced design. Has good structure, better currency, high reliability, low temperature rise, big carrying capacity,
good combination capability. Helical gears can combine with R K,Fand MB series and can get lower rotate speed and bigger torque.
advanced design. Has good structure, better currency, high reliability, low temperature rise, big carrying capacity,
good combination capability. Helical gears can combine with R K,Fand MB series and can get lower rotate speed and bigger torque.
2017年12月4日星期一
Working principle
The paper mill gearbox mainly consists of gear and shaft, which can produce variable speed torque through different gear combination. The automatic gearbox AT is composed of hydraulic torsion device, planetary gear and hydraulic control system, and the speed change torque is achieved through hydraulic transmission and gear combination.
The hydraulic torque converter is the most characteristic of the unit, which consists of the pump wheel, turbine and guide wheel, and directly input the engine power transmission torque and clutch. Pump wheel and turbine is a pair of work, as if they are relatively placed two fan, a fan blowing out of the wind will drive the other passive fan blade rotation, the flow of air, wind power into kinetic energy transfer medium.
The hydraulic torque converter is the most characteristic of the unit, which consists of the pump wheel, turbine and guide wheel, and directly input the engine power transmission torque and clutch. Pump wheel and turbine is a pair of work, as if they are relatively placed two fan, a fan blowing out of the wind will drive the other passive fan blade rotation, the flow of air, wind power into kinetic energy transfer medium.
2017年11月27日星期一
Composition and application
Parallel shaft geared motor is made up of two or three bevel gears, which are related to the deceleration ratio, in the same box. A total of 11 parallel helical gear reducers with a torque range of 3 to 22500NM. The maximum output power of the motor is 200KW.
The transmission ratio range of parallel shaft geared motor ranges from I =3.77 to I = 31434. Extremely low output speed (a multi-stage reducer with an additional inclined gear input class).
Products are widely used in light industry, food, beer, beverage, chemical, escalators, automatic warehousing equipment, construction, machinery, iron and steel, metallurgy, papermaking, man-made board machinery, automobile manufacturing, tobacco machinery, water conservancy, printing and packaging, pharmaceutical, textile, building materials, logistics, feed machinery, environmental protection and other fields.
The transmission ratio range of parallel shaft geared motor ranges from I =3.77 to I = 31434. Extremely low output speed (a multi-stage reducer with an additional inclined gear input class).
Products are widely used in light industry, food, beer, beverage, chemical, escalators, automatic warehousing equipment, construction, machinery, iron and steel, metallurgy, papermaking, man-made board machinery, automobile manufacturing, tobacco machinery, water conservancy, printing and packaging, pharmaceutical, textile, building materials, logistics, feed machinery, environmental protection and other fields.
2017年11月20日星期一
B Helical Bevel Gearbox
B helical bevel Gear Units is a brand-new model of rigid tooth flank gear reducers with wide application areas,which has the feature of large torque range, a design of unit structure modulization capable of horizontal mountingand vertical mounting, three kinds of output shafts --- solid shaft, hollow shaft and hollow shaft with shrink disk.
With carbureted high-strength good-quality alloy, the series has the feature of high-efficiency and long life-span, high permissible axial and radial loads, low noise, high reliability and compact structure and so on.
2017年11月14日星期二
The difference between helical bevel gear and hypoid bevel gear
Helical bevel gears and quasi-hyperboloid bevel gears are the main driving modes of automobile main reducers. What's the difference?
Helical bevel gears as shown in figure 2 (a), the main, driven gear axes intersect in one point, Angle can be arbitrary, but in most of the automobile drive axle, the main reducer gear pair with 90 ° Angle of vertical arrangement. Because of the influence of the tooth face overlap, more than there are at least two pairs of tooth mesh at the same time, as a result, the spiral bevel gear can bear larger load, together with its tooth not to nod in the whole tooth meshing at the same time, but gradually from one end of the tooth row to the other end, making the work is smooth, even at high speed, noise and vibration is very small.
Hypoid gear as shown in figure 2 (b), the main, driven gear axis of disjoint and space of the cross, the space also use 90 ° Angle more crossing Angle different surface vertical way. The active gear shaft has an upward or downward offset relative to the driven gear shaft (appropriately called the upper or lower offset). When the offset is large enough, a gear shaft is passed by the other shaft. So you can in each gear bearing on either side of the size compact, to strengthen the support stiffness, guarantee the tooth meshing correctly, so as to improve gear life is good, it is suitable for the type of drive axle.
Fellowship with due to the axis of the gear pair of helical bevel gears and make the winner and driven gear equal helix Angle is different, the axis of the hypoid gear pair migration makes the driving gear helix Angle is greater than the driven gear spiral Angle. Therefore, the method of the quasi-hyperboloid bevel gear pair is equal, but the end surface modulus is unequal (the end face modulus of the active gear is greater than that of the driving gear). This makes the driving gear of the quasi-double-sided bevel gear has a larger diameter and better strength and stiffness than the corresponding helical bevel gear drive. In addition, due to the large diameter and spiral Angle of the driving gear of the hypoid bevel gear drive, the contact stress of the tooth surface is reduced and the life span is increased.
But the transmission comparison hour, the driving gear of the quasi-double-sided bevel gear is too large for the driving gear of spiral bevel gear, and the helical bevel gears is more reasonable.
Helical bevel gears as shown in figure 2 (a), the main, driven gear axes intersect in one point, Angle can be arbitrary, but in most of the automobile drive axle, the main reducer gear pair with 90 ° Angle of vertical arrangement. Because of the influence of the tooth face overlap, more than there are at least two pairs of tooth mesh at the same time, as a result, the spiral bevel gear can bear larger load, together with its tooth not to nod in the whole tooth meshing at the same time, but gradually from one end of the tooth row to the other end, making the work is smooth, even at high speed, noise and vibration is very small.
Hypoid gear as shown in figure 2 (b), the main, driven gear axis of disjoint and space of the cross, the space also use 90 ° Angle more crossing Angle different surface vertical way. The active gear shaft has an upward or downward offset relative to the driven gear shaft (appropriately called the upper or lower offset). When the offset is large enough, a gear shaft is passed by the other shaft. So you can in each gear bearing on either side of the size compact, to strengthen the support stiffness, guarantee the tooth meshing correctly, so as to improve gear life is good, it is suitable for the type of drive axle.
Fellowship with due to the axis of the gear pair of helical bevel gears and make the winner and driven gear equal helix Angle is different, the axis of the hypoid gear pair migration makes the driving gear helix Angle is greater than the driven gear spiral Angle. Therefore, the method of the quasi-hyperboloid bevel gear pair is equal, but the end surface modulus is unequal (the end face modulus of the active gear is greater than that of the driving gear). This makes the driving gear of the quasi-double-sided bevel gear has a larger diameter and better strength and stiffness than the corresponding helical bevel gear drive. In addition, due to the large diameter and spiral Angle of the driving gear of the hypoid bevel gear drive, the contact stress of the tooth surface is reduced and the life span is increased.
But the transmission comparison hour, the driving gear of the quasi-double-sided bevel gear is too large for the driving gear of spiral bevel gear, and the helical bevel gears is more reasonable.
2017年11月7日星期二
Merits and demerits
The helical gear box are used in both high power gear reducer and small power gear reducer, and the helical gear box has an irreplaceable role on some occasions. Let's analyze the advantages and disadvantages of the lower helical gears:
The advantages of the Helical Bevel Geared Motors: the minimum number of teeth is not produced. The high degree of recombination reduces the load of each gear and improves the bearing capacity of the gear. Good meshing is stable, low noise.
Rack of helical gear faults: compact structure, in shape cutter cutting helical cylindrical gear, its no root cutting standard gear, the minimum number of teeth is less than the spur gears, thus can get a more compact structure; Contact ratio is big, under the same conditions, the helical gear meshing process is longer than straight gear, the contact ratio is bigger, this reduces the load capacity of each pair of gear, so as to improve the bearing capacity of the gear, prolong the service life of the gear, and smooth transmission; Human type gear manufacturing is troublesome, manufacturing process is complicated, cost is high.
The advantages of the Helical Bevel Geared Motors: the minimum number of teeth is not produced. The high degree of recombination reduces the load of each gear and improves the bearing capacity of the gear. Good meshing is stable, low noise.
Rack of helical gear faults: compact structure, in shape cutter cutting helical cylindrical gear, its no root cutting standard gear, the minimum number of teeth is less than the spur gears, thus can get a more compact structure; Contact ratio is big, under the same conditions, the helical gear meshing process is longer than straight gear, the contact ratio is bigger, this reduces the load capacity of each pair of gear, so as to improve the bearing capacity of the gear, prolong the service life of the gear, and smooth transmission; Human type gear manufacturing is troublesome, manufacturing process is complicated, cost is high.
2017年11月1日星期三
Tips of spiral Helical Worm Gearmotors maintenance
1、New screw and helical worm gearmotors, when using in turn even after 300 hours, need to change new oil, then each used 2500 hours needs an oil change, but still in use process should be regularly check the oil quality, if the oil has impurities, aging, metamorphism, must be replaced at any time.
2、Helical worm gearmotors should use fixed brand and number gear oil, and should not mix different brands, Numbers or different types of oil. In the process of oil change, clean the inside of the reducer first and then inject new oil./3、During use, if I found the oil temperature is too high (more than 80 ℃), and abnormal phenomenon such as noise, should immediately stop using, to check the reason. After troubleshooting or replacing the lubricant, you can continue to use it.
4、If extreme cold as below 10 ℃, temperature should be considered in the selection of the ring on the influence of the speed reducer, can consider the configuration of electric heater and so on, this is very important for the worm gear reducer lubrication maintenance, regular observation of oil level movements, observe whether the vibration and noise have without exception.
The correct maintenance USES spiral worm gear motor, can maximize its function.
2017年9月29日星期五
What is the role of reducer?
The main role of high speed reducer:
1, slow down at the same time improve the output torque, torque output ratio by motor output multiplier, but be careful not to exceed the reducer rated torque. In the case of
2, slow down while reducing the inertia of the load, the inertia of the reduction of the square of the reduction ratio. General motors have an inertia value.
1, slow down at the same time improve the output torque, torque output ratio by motor output multiplier, but be careful not to exceed the reducer rated torque. In the case of
2, slow down while reducing the inertia of the load, the inertia of the reduction of the square of the reduction ratio. General motors have an inertia value.
2017年9月24日星期日
How does the gear unit work?
The Helical Bevel Gear Drives is generally used for low-speed and high-torque transmission equipment, the motor. Internal combustion engine or other high-speed operation of the power through the reducer on the input shaft teeth less gear meshing the output gear on the speed variator motor to achieve the purpose of deceleration, Reducer will have several pairs of the same principle gear to achieve the desired deceleration effect, the size of the gear ratio of teeth, is the transmission ratio.
2017年9月19日星期二
What are the precautions for installing the gear unit?
1, the cement mill gearbox should be firmly installed on a stable level of the base or base, the oil tank oil should be able to exclude, and the cooling air circulation smooth. The foundation is unreliable, it will cause vibration and noise during operation and cause the bearing and gear to be damaged. When the transmission coupling with a protrusion or the use of gears, sprocket drive, should consider the installation of protective devices, the output shaft to bear a larger radial load, should be used to strengthen the type. In the case of
2, according to the provisions of the installation device to ensure that staff can easily close to the oil standard, ventilation plug, drain plug. After installation in place, should be in a comprehensive manner to check the accuracy of the installation location, the reliability of the fastener compression, after installation should be able to flexible rotation. Reducer with oil pool splash lubrication, in the operation before the user needs to remove the plug of the vent hole, put the ventilation plug. According to the different installation location, and open the oil level plug screw to check the height of the oil level line, from the oil level plug to the oil from the oil level plug hole overflow, screw on the oil plug is correct, before the air Test run, the time shall not be less than 2 hours. Operation should be smooth, no impact, vibration, noise and leakage of oil phenomenon, found abnormal should be promptly ruled out. After a certain period of time should check the oil level to prevent the chassis may cause leakage, such as the ambient temperature is too high or too low, you can change the brand of lubricants. In the case of
3, the installation of small worm gearbox, should pay attention to the transmission center axis alignment, the error shall not be greater than the amount of compensation used by the coupling. Good alignment can extend the service life, and get the ideal transmission efficiency. In the case of
4, the output shaft on the installation of transmission parts, not allowed to use a hammer percussion, usually using the assembly fixture and shaft end of the internal thread, with the bolt will drive into the case, otherwise it may cause internal parts of the reducer damage. It is best not to use steel fixed coupling, due to improper installation of such couplings, will cause unnecessary external load, resulting in early damage to the bearing, even when the serious cause of the output shaft fracture.
2, according to the provisions of the installation device to ensure that staff can easily close to the oil standard, ventilation plug, drain plug. After installation in place, should be in a comprehensive manner to check the accuracy of the installation location, the reliability of the fastener compression, after installation should be able to flexible rotation. Reducer with oil pool splash lubrication, in the operation before the user needs to remove the plug of the vent hole, put the ventilation plug. According to the different installation location, and open the oil level plug screw to check the height of the oil level line, from the oil level plug to the oil from the oil level plug hole overflow, screw on the oil plug is correct, before the air Test run, the time shall not be less than 2 hours. Operation should be smooth, no impact, vibration, noise and leakage of oil phenomenon, found abnormal should be promptly ruled out. After a certain period of time should check the oil level to prevent the chassis may cause leakage, such as the ambient temperature is too high or too low, you can change the brand of lubricants. In the case of
3, the installation of small worm gearbox, should pay attention to the transmission center axis alignment, the error shall not be greater than the amount of compensation used by the coupling. Good alignment can extend the service life, and get the ideal transmission efficiency. In the case of
4, the output shaft on the installation of transmission parts, not allowed to use a hammer percussion, usually using the assembly fixture and shaft end of the internal thread, with the bolt will drive into the case, otherwise it may cause internal parts of the reducer damage. It is best not to use steel fixed coupling, due to improper installation of such couplings, will cause unnecessary external load, resulting in early damage to the bearing, even when the serious cause of the output shaft fracture.
2017年9月14日星期四
Characteristics of worm gear reducer
ball mill gearbox is a power transmission mechanism, the use of gear speed converter, the motor (motor) the number of revolutions to the desired number of revolutions, and get a larger torque of the body.
Worm gear reducer is characterized by a reverse self-locking function, you can have a larger reduction ratio, the input shaft and the output shaft is not on the same axis, nor in the same plane.
Bucket Elevator Gear using aluminum alloy shell, beautiful appearance, compact structure, small size, smooth transmission, low noise, easy maintenance.
Input method: motor direct connection, motor belt connection or input shaft, connecting flange input.
Output mode: solid shaft and hollow shaft output.
Installation: base installation, flange installation and torque arm installation
Reduction ratio: 7.5-100, the combination can get a greater speed ratio.
Worm gear reducer is characterized by a reverse self-locking function, you can have a larger reduction ratio, the input shaft and the output shaft is not on the same axis, nor in the same plane.
Bucket Elevator Gear using aluminum alloy shell, beautiful appearance, compact structure, small size, smooth transmission, low noise, easy maintenance.
Input method: motor direct connection, motor belt connection or input shaft, connecting flange input.
Output mode: solid shaft and hollow shaft output.
Installation: base installation, flange installation and torque arm installation
Reduction ratio: 7.5-100, the combination can get a greater speed ratio.
2017年9月9日星期六
Introduction Planetary gear reducer
shaft mounting gearboxes main drive structure: planetary wheel, sun gear, external ring gear. In the case of
Planetary reducer for structural reasons, single-stage deceleration minimum of 3, the maximum is generally not more than 10, the common reduction ratio: 3.4.5.6.8.10, reducer series is generally not more than 3, but some large reduction ratio custom reducer Level 4 deceleration.
Relative to other Pellet mill gearbox, planetary reducer with high rigidity, high precision (single level can be done within 1 minute), high transmission efficiency (single level in 97% -98%), high torque / volume ratio, life-free maintenance Features. Because of these features, the planetary gearbox is mostly installed in the stepper motor and servo motor, used to reduce the speed, improve torque, matching inertia.
vertical mill gearbox rated input speed up to 18000rpm (with the size of the reducer, the greater the reducer, the smaller the rated input speed), industrial-grade planetary reducer output torque is generally not more than 2000Nm, special ultra-large torque planetary reducer Do more than 10000Nm. Operating temperature is generally around -25 ℃ to 100 ℃, by changing the grease can change its working temperature.
Planetary reducer for structural reasons, single-stage deceleration minimum of 3, the maximum is generally not more than 10, the common reduction ratio: 3.4.5.6.8.10, reducer series is generally not more than 3, but some large reduction ratio custom reducer Level 4 deceleration.
Relative to other Pellet mill gearbox, planetary reducer with high rigidity, high precision (single level can be done within 1 minute), high transmission efficiency (single level in 97% -98%), high torque / volume ratio, life-free maintenance Features. Because of these features, the planetary gearbox is mostly installed in the stepper motor and servo motor, used to reduce the speed, improve torque, matching inertia.
vertical mill gearbox rated input speed up to 18000rpm (with the size of the reducer, the greater the reducer, the smaller the rated input speed), industrial-grade planetary reducer output torque is generally not more than 2000Nm, special ultra-large torque planetary reducer Do more than 10000Nm. Operating temperature is generally around -25 ℃ to 100 ℃, by changing the grease can change its working temperature.
2017年9月4日星期一
Reducer use precautions
1, under normal circumstances, for long continuous work of the reducer, according to run 5000 hours or once a year to replace the new oil, long-term use of the reducer, before re-operation should also replace the new oil VF Worm Gearbox should be added with the original grade Of the oil, not with different grades of oil mixed with the same grades and different viscosity of the oil allowed to use. In the case of
2, the oil to wait for the coal mill gearbox to cool down after the risk of burning so far, but should remain warm, because the complete cooling, the oil viscosity increases, oiling difficulties. Note: To cut off the drive power, to prevent inadvertently power! In the case of
3, the work, when the oil temperature rise above 80 ℃ or oil tank temperature exceeds 100 ℃ and produce abnormal noise and other phenomena should stop using, check the reasons, must be troubleshooting, the replacement of lubricants before they can continue to run The In the case of
4, the user should have a reasonable use of maintenance rules and regulations, the operation of the reducer and the problems found in the test should be carefully recorded, the above provisions should be strictly enforced.
2, the oil to wait for the coal mill gearbox to cool down after the risk of burning so far, but should remain warm, because the complete cooling, the oil viscosity increases, oiling difficulties. Note: To cut off the drive power, to prevent inadvertently power! In the case of
3, the work, when the oil temperature rise above 80 ℃ or oil tank temperature exceeds 100 ℃ and produce abnormal noise and other phenomena should stop using, check the reasons, must be troubleshooting, the replacement of lubricants before they can continue to run The In the case of
4, the user should have a reasonable use of maintenance rules and regulations, the operation of the reducer and the problems found in the test should be carefully recorded, the above provisions should be strictly enforced.
2017年8月21日星期一
Reducer application range
The high speed planetary gearbox is a power transmission mechanism that uses the speed converter of the gear to decelerate the number of revolutions of the motor (motor) to the desired number of revolutions and obtain a larger torque. In the current mechanism for the transmission of power and movement, the application of a wide range of reducer. Almost all kinds of machinery in the transmission system can see its traces, from the transport of ships, cars, locomotives, construction with heavy machinery, machinery industry used in processing equipment and automated production equipment, to the daily life of the common Home appliances, watches and so on. Its application from the large power transmission work, to a small load, accurate angle transmission can see the application of Helical Bevel Gear Drive, and in industrial applications, the reducer has a slowdown and increase the torque function. So widely used in speed and torque conversion equipment.
2017年8月9日星期三
Gear reducer use, maintenance and precautions
(A) disassembly high speed reducer, should try to avoid hammering, so as not to damage the normal parts.
(B) the use of if the shaft extension or connection at the seepage phenomenon, should be promptly replaced skeleton oil seal and other seals.
(C) reducer 460 # load industrial gear oil, the working environment temperature is 0 ~ 40 ℃.
(D) after the first use of 100 hours, should be clean inside the cavity put on a new gear oil, after every 2,000 hours oil change once.
(B) the use of if the shaft extension or connection at the seepage phenomenon, should be promptly replaced skeleton oil seal and other seals.
(C) reducer 460 # load industrial gear oil, the working environment temperature is 0 ~ 40 ℃.
(D) after the first use of 100 hours, should be clean inside the cavity put on a new gear oil, after every 2,000 hours oil change once.
2017年8月3日星期四
Reducer installation and use of the precautions
(1) The gear unit should be firmly installed on a stable foundation or base, and the oil in the oil drain tank should be removed and the cooling air circulation should be smooth. The foundation is unreliable, it will cause vibration and noise during operation and cause the bearing and gear to be damaged. When the transmission coupling has a protrusion or the use of gear, sprocket drive, should consider the installation of protective devices, the output shaft to bear a larger radial load, should be used to strengthen the type.
(B) according to the provisions of the installation of equipment to ensure that staff can easily close to the oil standard, ventilation plug, drain plug. After installation in place, should be in a comprehensive manner to check the accuracy of the installation location, the reliability of the fastener compression, after installation should be able to flexible rotation. Reducer with oil pool splash lubrication, in the operation before the user needs to remove the plug of the vent hole, put the ventilation plug. According to the different installation location, and open the oil level plug screw to check the height of the oil level line, from the oil level plug to the oil from the oil level plug hole overflow, screw on the oil plug is correct, before the air Test run, the time shall not be less than 2 hours. Operation should be smooth, no impact, vibration, noise and leakage of oil phenomenon, found abnormal should be promptly ruled out.
(C) the installation of high speed planetary gearbox, should pay attention to the transmission center axis alignment, the error shall not be greater than the amount of compensation used by the coupling. Good alignment can extend the service life, and get the ideal transmission efficiency.
(4) When installing the transmission parts on the output shaft, it is not allowed to strike with a hammer, usually with the internal thread of the fitting fixture and the shaft end, and the drive parts are pushed with bolts. Otherwise, the internal parts of the reducer may be damaged. It is best not to use steel fixed coupling, due to improper installation of such couplings, will cause unnecessary external load, resulting in early damage to the bearing, even when the serious cause of the output shaft fracture.
(B) according to the provisions of the installation of equipment to ensure that staff can easily close to the oil standard, ventilation plug, drain plug. After installation in place, should be in a comprehensive manner to check the accuracy of the installation location, the reliability of the fastener compression, after installation should be able to flexible rotation. Reducer with oil pool splash lubrication, in the operation before the user needs to remove the plug of the vent hole, put the ventilation plug. According to the different installation location, and open the oil level plug screw to check the height of the oil level line, from the oil level plug to the oil from the oil level plug hole overflow, screw on the oil plug is correct, before the air Test run, the time shall not be less than 2 hours. Operation should be smooth, no impact, vibration, noise and leakage of oil phenomenon, found abnormal should be promptly ruled out.
(C) the installation of high speed planetary gearbox, should pay attention to the transmission center axis alignment, the error shall not be greater than the amount of compensation used by the coupling. Good alignment can extend the service life, and get the ideal transmission efficiency.
(4) When installing the transmission parts on the output shaft, it is not allowed to strike with a hammer, usually with the internal thread of the fitting fixture and the shaft end, and the drive parts are pushed with bolts. Otherwise, the internal parts of the reducer may be damaged. It is best not to use steel fixed coupling, due to improper installation of such couplings, will cause unnecessary external load, resulting in early damage to the bearing, even when the serious cause of the output shaft fracture.
2017年7月28日星期五
Common reducer types
(A) Helical Worm Geared Motors harmonic transmission is the use of flexible components to control the elastic deformation to transfer movement and power, the volume is not large, high precision, but the disadvantage is the limited life of the flexible wheel, impatience impact, rigidity and metal Pieces are relatively poor. The input speed can not be too high.
(B) planetary reducer has the advantage of relatively compact structure, small return gap, high precision, long life, rated output torque can be done very large. But the price is slightly expensive
(C) cycloidal speed reducers is characterized by a reverse self-locking function, you can have a larger reduction ratio, the input shaft and output shaft is not on the same axis, nor in the same plane. But the general volume is larger, the transmission efficiency is not high, the accuracy is not high.
(B) planetary reducer has the advantage of relatively compact structure, small return gap, high precision, long life, rated output torque can be done very large. But the price is slightly expensive
(C) cycloidal speed reducers is characterized by a reverse self-locking function, you can have a larger reduction ratio, the input shaft and output shaft is not on the same axis, nor in the same plane. But the general volume is larger, the transmission efficiency is not high, the accuracy is not high.
2017年7月22日星期六
Reducer type
General gear reducer with helical gear reducer including parallel shaft helical gear reducer, Helical Bevel Geared Motors, bevel gear reducer, etc., planetary gear reducer, cycloid reducer, worm gear reducer, planetary friction machine Class gear and so on.
The cycloidal speed reducer is generally used for low-speed and high-torque transmission equipment, the motor. Internal combustion engine or other high-speed operation of the power through the reducer on the input shaft teeth less gear meshing the output gear on the gear to achieve the purpose of deceleration, Reducer will have several pairs of the same principle gear to achieve the desired deceleration effect, the size of the gear ratio of teeth, is the transmission ratio.
The cycloidal speed reducer is generally used for low-speed and high-torque transmission equipment, the motor. Internal combustion engine or other high-speed operation of the power through the reducer on the input shaft teeth less gear meshing the output gear on the gear to achieve the purpose of deceleration, Reducer will have several pairs of the same principle gear to achieve the desired deceleration effect, the size of the gear ratio of teeth, is the transmission ratio.
2017年7月16日星期日
The role of reducer
(1) speed at the same time cycloid reducers the load inertia, inertia reduced to the square of the reduction ratio. We can look at the general motor has a value of inertia.
(2) Deceleration simultaneously increase the output torque, torque output ratio by motor output multiplier, but be careful not to exceed the cycloidal speed reducer rated torque.
(2) Deceleration simultaneously increase the output torque, torque output ratio by motor output multiplier, but be careful not to exceed the cycloidal speed reducer rated torque.
2017年7月10日星期一
Why the planetary gearing opportunities appear broken shaft imagination.
The first possible problem with the broken shaft is the quality of the coal mill gearbox. Of course, this is what we usually think of people, one of the most important reason is the usual use of the process of the reasons. For example, in the use of planetary reducer acceleration and deceleration in the process of how we should pay attention to what a good way. The following is a summary of the three reasons for the Shanghai.
First, some applications must strictly abide by this criterion, which is not only the protection of the reducer, more important is to avoid the planetary reducer output shaft was broken. This is mainly because, if the equipment is installed, the output shaft of the helical geared motors unit and its load are stuck, and then the overload capacity of the drive motor will continue to increase its output, which may cause the output shaft of the gear unit Of the force exceeds the rated output torque of the output shaft.
Second, in the process of acceleration and deceleration, the planetary reducer output shaft by instantaneous torque if more than its rated output torque of 2 times, and this acceleration and deceleration and too frequent, then the final will make the gear off axis. Taking into account the emergence of this situation less, so here is no further introduction.
Third, the wrong selection of the reducer caused by the output is not enough. Some users in the selection, mistakenly believe that as long as the selected planetary reducer rated output torque to meet the work requirements can be, it is not true, one is equipped with the rated output torque multiplied by the reduction ratio, the value is in principle to be less than The sample output of the similar speed reducer rated output torque, and second, but also to consider the drive motor overload capacity and the actual required maximum working torque. In theory, the user needs the maximum working torque. Must be less than 2 times the rated output torque of the reducer.
Which must use the planetary reducer must pay attention to its code of conduct, while the wrong selection of fatal reason is not enough reason. Reducer output is too small to break the axis of the problem, planetary reducer broken axis is a common problem. In addition to the reducer output end of the concentricity is not good, resulting in the reducer off the shaft.
First, some applications must strictly abide by this criterion, which is not only the protection of the reducer, more important is to avoid the planetary reducer output shaft was broken. This is mainly because, if the equipment is installed, the output shaft of the helical geared motors unit and its load are stuck, and then the overload capacity of the drive motor will continue to increase its output, which may cause the output shaft of the gear unit Of the force exceeds the rated output torque of the output shaft.
Second, in the process of acceleration and deceleration, the planetary reducer output shaft by instantaneous torque if more than its rated output torque of 2 times, and this acceleration and deceleration and too frequent, then the final will make the gear off axis. Taking into account the emergence of this situation less, so here is no further introduction.
Third, the wrong selection of the reducer caused by the output is not enough. Some users in the selection, mistakenly believe that as long as the selected planetary reducer rated output torque to meet the work requirements can be, it is not true, one is equipped with the rated output torque multiplied by the reduction ratio, the value is in principle to be less than The sample output of the similar speed reducer rated output torque, and second, but also to consider the drive motor overload capacity and the actual required maximum working torque. In theory, the user needs the maximum working torque. Must be less than 2 times the rated output torque of the reducer.
Which must use the planetary reducer must pay attention to its code of conduct, while the wrong selection of fatal reason is not enough reason. Reducer output is too small to break the axis of the problem, planetary reducer broken axis is a common problem. In addition to the reducer output end of the concentricity is not good, resulting in the reducer off the shaft.
2017年6月4日星期日
This problem is not a big problem, but some users on this issue is not very understanding, do not understand what is missing, in order to facilitate the smooth use of Shaft mounted helical gearboxes, the following Let's take a look at this problem!
When the motor is in the stationary state, if the winding is switched off or the power is turned off, the magnetic field of the winding is equal to each other. The magnetic field is rotated in the opposite direction, and they are equal to the torque of the rotor action. , The direction of the opposite offset each other, zero start torque motor can not start the phenomenon. When this happens, we need to check whether the motor is faulty, check the power circuit is open circuit switch, whether there is a fuse, and then check the three-phase winding with or without the circuit, and restart the motor, if the helical geared motors Barrier failure, can not start, while buzzing, the need to cut off the power in time.
We use the gear motor if there is a phase failure, pay attention to timely downtime check to ensure the use of security.
When the motor is in the stationary state, if the winding is switched off or the power is turned off, the magnetic field of the winding is equal to each other. The magnetic field is rotated in the opposite direction, and they are equal to the torque of the rotor action. , The direction of the opposite offset each other, zero start torque motor can not start the phenomenon. When this happens, we need to check whether the motor is faulty, check the power circuit is open circuit switch, whether there is a fuse, and then check the three-phase winding with or without the circuit, and restart the motor, if the helical geared motors Barrier failure, can not start, while buzzing, the need to cut off the power in time.
We use the gear motor if there is a phase failure, pay attention to timely downtime check to ensure the use of security.
2017年5月30日星期二
We all know that the miniature bevel gearbox is widely used in mechanical devices, then, in the actual operation, the motor can play in the mechanical device which specific role? Do not know enough about this question, look at the following content!
1. Worm gear motor can control the motor speed or speed, the purpose is to meet the needs of the work of machinery.
2. The output torque of the power machine can be changed to meet the needs of the working mechanism.
3. The motor can be a mechanical energy can be transferred to several working machines which can also let several of the power machine can be passed to a working mechanism to go.
Worm gear motor is composed of power, reducer and working mechanism of the three main components, and therefore have the above three roles, and its role to our work has brought great convenience in industrial production has a wide range of application.
1. Worm gear motor can control the motor speed or speed, the purpose is to meet the needs of the work of machinery.
2. The output torque of the power machine can be changed to meet the needs of the working mechanism.
3. The motor can be a mechanical energy can be transferred to several working machines which can also let several of the power machine can be passed to a working mechanism to go.
Worm gear motor is composed of power, reducer and working mechanism of the three main components, and therefore have the above three roles, and its role to our work has brought great convenience in industrial production has a wide range of application.
2017年5月25日星期四
S geared motor, that is, gear motor, is based on the ordinary DC motor, coupled with supporting gear reducer, then why the use of DC gear motor higher, the next detailed description:
First, due to the use of international advanced production technology, its products of high technological content.
Second, the DC motor in the design of space to take into account the practical problems of space, its design is simple.
Third, in terms of energy saving, DC gear motor with high-quality section of steel, cast iron box, after high-frequency heat treatment of the gear surface, reducer higher efficiency, low energy consumption.
Fourth, the higher the precision processing, the formation of a Helical worm Gearmotor with mechanical and electrical integration configuration, to ensure the use of equipment quality.
Fifth, systematic, modular design concept makes the application of DC gear motor wider range.
In summary, the different DC gear motor for the reducer to provide different speed and torque. Therefore, the use of DC gear motor in the automation industry is higher.
First, due to the use of international advanced production technology, its products of high technological content.
Second, the DC motor in the design of space to take into account the practical problems of space, its design is simple.
Third, in terms of energy saving, DC gear motor with high-quality section of steel, cast iron box, after high-frequency heat treatment of the gear surface, reducer higher efficiency, low energy consumption.
Fourth, the higher the precision processing, the formation of a Helical worm Gearmotor with mechanical and electrical integration configuration, to ensure the use of equipment quality.
Fifth, systematic, modular design concept makes the application of DC gear motor wider range.
In summary, the different DC gear motor for the reducer to provide different speed and torque. Therefore, the use of DC gear motor in the automation industry is higher.
2017年5月20日星期六
Helical Parallel Shaft Gear Motors refers to the reducer and motor integrated body, in the metallurgical, construction, cement, chemical and other industries is widely used. How should we choose the most suitable gearbox? Xiao Bian teach you a few small coup it!
1. Determine the equipment used on the gear motor, in order to determine the safety factor of the motor SF and installation form;
2. Determine the torque and speed of the machine to be dragged, calculate the power of the motor based on these two parameters;
3. According to the machine machine torque, reducer gear ratio, power, installation, etc. to select the motor model;
4. Determine the ambient temperature of the motor;
5. Check the radial and axial forces of the motor output shaft.
6. To choose the appropriate Helical Bevel Geared Motors to determine the purchase of imported or domestic, and now regardless of imports or domestic, most manufacturers have their own naming standards, it is best to find a motor sample, according to the sample to select.
1. Determine the equipment used on the gear motor, in order to determine the safety factor of the motor SF and installation form;
2. Determine the torque and speed of the machine to be dragged, calculate the power of the motor based on these two parameters;
3. According to the machine machine torque, reducer gear ratio, power, installation, etc. to select the motor model;
4. Determine the ambient temperature of the motor;
5. Check the radial and axial forces of the motor output shaft.
6. To choose the appropriate Helical Bevel Geared Motors to determine the purchase of imported or domestic, and now regardless of imports or domestic, most manufacturers have their own naming standards, it is best to find a motor sample, according to the sample to select.
2017年5月15日星期一
DC Helical Worm Geared Motors after a long period of time may appear to use the situation is not charging, and the reasons for the emergence of this situation can be summarized as the following aspects.
1, the wire connector is loose or fall off, wire foreskin damage caused by short circuit.
2, the fan pulley is too loose or oil skid.
3, the Helical worm Gearmotors commutator wear, burn or have oil, magnetic field coil circuit or short circuit, armature coil circuit or short circuit, rectifier short circuit, insulated charcoal holder.
4, Helical parallel shaft geared motor regulator or throttle contact ablation or dirt, balance resistance circuit, the pressure regulator bridge line burned, the pressure relief spring tension is weak, the air gap is too small
1, the wire connector is loose or fall off, wire foreskin damage caused by short circuit.
2, the fan pulley is too loose or oil skid.
3, the Helical worm Gearmotors commutator wear, burn or have oil, magnetic field coil circuit or short circuit, armature coil circuit or short circuit, rectifier short circuit, insulated charcoal holder.
4, Helical parallel shaft geared motor regulator or throttle contact ablation or dirt, balance resistance circuit, the pressure regulator bridge line burned, the pressure relief spring tension is weak, the air gap is too small
2017年5月10日星期三
Helical Bevel Geared Motors with application solutions
Helical Bevel Geared Motors ,Diversity and flexibility – the application solutions
bevel helical gearbox with its range of FLENDER helical gear units, today, Siemens has by far the largest number of application-specific solutions and is thus able to meet almost all drive technology requirements in hundreds of industrial and raw material extraction applications.
bevel helical gearbox with its range of FLENDER helical gear units, today, Siemens has by far the largest number of application-specific solutions and is thus able to meet almost all drive technology requirements in hundreds of industrial and raw material extraction applications.
2017年5月5日星期五
helical worm geared motor of design options
helical worm geared motor unit designs is perfectly supplemented by a wide range of standard options such as motor bell housings, backstops and taconite seals. For this reason, our portfolio provides a nearly unlimited variety of design options. The sumitomo gearbox units’ compact design, the choice between horizontal and vertical installation, the various mounting types (base- or shaft-mounted gear units) and the simple attachment of auxiliary components provide you with maximum flexibility when designing your plant.
2017年4月30日星期日
helical bevel gear unit with high level of availability
helical bevel gear unit are especially important due to their high level of availability, their quality and their attractive price-performance ratio. The reliable and highly sophisticated FLENDER universal solutions are the measure of all things for gearbox motors and plant manufacturers in the global gear unit industry. This range of models has it all.
2017年4月25日星期二
performance and reliability of the helical worm geared motor
helical worm geared motor is by far the most comprehensive range of industrial gear units in the world. It includes a multifaceted range of universal gear units, application-specific gear units and customer-specific solutions.
Helical Bevel Geared Motor ,Price, performance and reliability – the universal gear unit solution.
Helical Bevel Geared Motor ,Price, performance and reliability – the universal gear unit solution.
2017年4月21日星期五
Helical Bevel Gear Drive having the appropriate flange
Helical Bevel Gear Drive are a very effective way to reduce shaft RPM from the input to the output of the gear set.
planetary high speed gearbox have an identical midbody in all four versions (N-A-V). To achive those versions (N-A-V) the screws attaching the covers with feet to the gearbox must be removed and the covers turned to the desired position.
2017年4月17日星期一
Helical Bevel Gear Drives producing a very high gear ratios
Helical Bevel Gear Drives a mating spur gear that is used to drive a rotating piece of equipment.
A helical gearbox with IEC flange set is capable of generating high torque with a low turning speed, producing a very high gear ratios.
A helical gearbox with IEC flange set is capable of generating high torque with a low turning speed, producing a very high gear ratios.
2017年4月13日星期四
Helical parallel shaft geared motor with all cast iron housing
Helical parallel shaft geared motor are NEMA C-face quill style designs and each unit is sold pre-filled with Mobil SHC634 synthetic gear oil and a brass spring loaded breather plug.
small bevel gearboxes with 5:1 - 60:1 ratios
Center distances ranging from 1.33 to 3.25 inches
One piece # Fc20 all cast iron housing
Embedded double-lip oil seals
S45C carbon steel shafts
small bevel gearboxes with 5:1 - 60:1 ratios
Center distances ranging from 1.33 to 3.25 inches
One piece # Fc20 all cast iron housing
Embedded double-lip oil seals
S45C carbon steel shafts
2017年4月9日星期日
a true total solution for helical bevel gear unit
The helical bevel gear unit can be mounted in alternative positions rotated in 90º steps around the motor frame providing for unparalleled integration possibilities.
gearbox motors comply with North American and International standards, including NEMA,IEC,CSA,and CE,the BK series allows for worldwide acceptance, a true total solution for our global customers.
gearbox motors comply with North American and International standards, including NEMA,IEC,CSA,and CE,the BK series allows for worldwide acceptance, a true total solution for our global customers.
2017年4月5日星期三
Helical Bevel Geared Motor for reliability
Our reliable Helical Bevel Geared Motor sets new standards for reliability, efficiency and economy and includes unparalleled standard features including hollow shafts in the smallest sizes. An inverter friendly design provides for easy integration now and a truly future proof solution. The motor rollers offers total flexibility in mounting options includes shaft, base, face, and flange solutions.
2017年4月1日星期六
Helical Worm Geared Motors are suitable for a multitude of applications
Helical Worm Geared Motors units are suitable for a multitude of applications. The two-stage basic design is extended by a third gear stage upward of 200 Nm. Shaft mounted gear motor can also be equipped with a hollow shaft, output shaft, shrink disc, torque arm and mounting flange.
2017年3月28日星期二
Helical Bevel Geared Motors with optimized housings
The compact and optimized housings of the Helical Bevel Geared Motors distinguish themselves by being machined on all sides and are therefore ready for a variety of mounting options and applications. winch drives standard shaft executions and the double chamber shaft seals are ready for use.
2017年3月27日星期一
helical worm gear motor feature High gear ratios
helical worm gear motor are angular geared motors where the gear unit output shaft is rotated through 90° to the motor shaft. mixer gearbox units can either have a solid or a hollow shaft. Helical bevel geared motors represent the ideal solution for drive tasks where an angular geared motor with high power density is required with continuously high output torques.
2017年3月24日星期五
high quality Helical worm Gearmotors
Helical worm Gearmotors manufactured high quality speed reducers, gearboxes and transmissions.
Speed Variator have provided you thousands of options such as, ratios and torque capacities to find the gearbox or transmission to best suit your needs, including refurbishing or modifying.
Speed Variator have provided you thousands of options such as, ratios and torque capacities to find the gearbox or transmission to best suit your needs, including refurbishing or modifying.
2017年3月20日星期一
the most cost efficient speed reducers available
Helical worm Gearmotors offer some of the most cost efficient speed reducers available and we want to provide these products to you!
worm reducer gearbox will work closely with you in order to come up with a speed reducer that will fulfill all of your needs. For more information on what we may be able to do for you; visit our website today!
worm reducer gearbox will work closely with you in order to come up with a speed reducer that will fulfill all of your needs. For more information on what we may be able to do for you; visit our website today!
2017年3月16日星期四
speed variator motor for a variety of applications
helical worm gear motor utilizes the most up-to-date engineering software allowing us to manufacture the best in right angle, bevel worm gears and speed reducers for a variety of applications.
For over 30 years, speed variator motor have been servicing international companies; call us today to be the next!
For over 30 years, speed variator motor have been servicing international companies; call us today to be the next!
2017年3月12日星期日
Helical Bevel Geared Motors with highly-trained employees
Helical Bevel Geared Motors have been consistently engaged in the manufacture of speed reducers.
helical bevel gear unit with the technical skill of our highly-trained employees, first-rate facilities, and accumulated knowledge of the gear industry, we have made several improvements and have a production system capable of satisfying the customers of today all around the world.
helical bevel gear unit with the technical skill of our highly-trained employees, first-rate facilities, and accumulated knowledge of the gear industry, we have made several improvements and have a production system capable of satisfying the customers of today all around the world.
2017年3月8日星期三
Helical Bevel Gear Drive with determining the best speed reducer
Helical Worm Geared Motors offer premium speed reducers and motion control components. These deluxe parts are designed for a wide range of purposes and our engineers are willing to assist you with determining the best speed reducer.
Helical Bevel Gear Drive as a premier turnkey manufacturer we offer fast turnaround on our solutions. Turn to us for top of the line speed reducers. Our engineers are ready and willing to assist you today!
Helical Bevel Gear Drive as a premier turnkey manufacturer we offer fast turnaround on our solutions. Turn to us for top of the line speed reducers. Our engineers are ready and willing to assist you today!
2017年3月4日星期六
Helical Bevel Gearbox for long gear life
Helical Bevel Gearbox Gears manufactured from certified steel, heat treated to a case hardness of 58-62 Rockwell C for long gear life.
Helical Bevel Gear Drive ,Finished ground or shaved gear teeth to assure maximum mechanical efficiency (1-1/2% loss/gear stage) with low noise and heat.
Helical Bevel Gear Drive ,Finished ground or shaved gear teeth to assure maximum mechanical efficiency (1-1/2% loss/gear stage) with low noise and heat.
2017年2月28日星期二
Helical Bevel Geared Motors for precise positioning tasks
Helical Bevel Geared Motors are typically used in conveyor and materials processing applications. You can choose from foot-, flange- or shaft-mounted options. Reduced backlash helical bevel gears units are also available on request for precise positioning tasks.
2017年2月24日星期五
the perfect solution of the dynamic oil gearbox
dynamic oil gearbox lives up to its name as the ideal drive for tight space conditions. This compact drive, with its multiple mounting configurations, is a rugged alternative to right-angled gearmotors. Our belt feeder drives are the perfect solution when space is limited. The many different sizes and designs ensure that the gearmotors can be used in a wide variety of applications even under the most unfavorable conditions.
2017年2月20日星期一
helical bevel gear with high quality components
helical bevel gear are made with the same high quality components as the single reduction Worm Gear reducers.
Helical worm Gearmotors with High tensile strength cast bronze worm wheel and a hardened and ground alloy steel worm made integral with the shaft for long and trouble-free life
All cast iron construction.
Helical worm Gearmotors with High tensile strength cast bronze worm wheel and a hardened and ground alloy steel worm made integral with the shaft for long and trouble-free life
All cast iron construction.
2017年2月16日星期四
helical bevel gears for Higher quality standard gearboxes
helical bevel gears ,Thanks to a series of various improvements and technical changes, the applications of the groups for the different assembly possibilities are even easier. Also a good service in terms of flexibility and delivery times can be offered.
Helical Bevel Gear Drive Higher quality standard gearboxes with ground, right-handed worms, together with worm wheels made from special bronze and oil bath lubrication.
Helical Bevel Gear Drive Higher quality standard gearboxes with ground, right-handed worms, together with worm wheels made from special bronze and oil bath lubrication.
2017年2月12日星期日
helical bevel gear for simple applications
helical bevel gear for simple applications and normal performance requirements. For high revolutions and performance, you will also find the appropriate gearbox type in the series 56.
Helical worm Gearmotors as a new addition to our gearboxes, you will find worm gearboxes of the series NSG, developed from our screw jacks. These have been designed so that large axial forces can be supported by the output shaft.
Helical worm Gearmotors as a new addition to our gearboxes, you will find worm gearboxes of the series NSG, developed from our screw jacks. These have been designed so that large axial forces can be supported by the output shaft.
2017年2月8日星期三
a wide range of Helical worm Gearmotors
Helical worm Gearmotors are compact and totally enclosed & metric in design that allow convenient and fixed location of the motor and mounted with bottom base foundation. Our products also fulfill a wide range of output RPM and horse power requirements. Moreover, our small bevel gearbox are developed for heavy load works and power transmission with latest technology. These are also able to tackle many troubles like leakage, heating, worm damage, shaft bending and low efficiency.
2017年2月4日星期六
Different sizes with Helical worm Gearmotors
Helical worm Gearmotors can avail from us Worm Reduction Gearbox that are developed utilizing premium raw material in different sizes with different ratios in adoptable types as well as fix foot mounted type. Used in diverse industries for severe operating conditions, our geared motors are known for their robust construction, increased efficiency, flexibility, interchangeability, compactness, durability and reliability.
2017年1月30日星期一
low noise of the helical gearbox
helical gearbox with IEC flange have some of the highest power density ratings in the industry.
With the latest design and manufacturing technology, our gearboxes offer the advantage of carburized, hardened and ground gearing in a wide range of sizes and features. coal mill gearbox made of fabricated steel housings, they offer both strength and integrity.
With the latest design and manufacturing technology, our gearboxes offer the advantage of carburized, hardened and ground gearing in a wide range of sizes and features. coal mill gearbox made of fabricated steel housings, they offer both strength and integrity.
2017年1月26日星期四
Torkdrive Bucket Elevator Gear with great load-carrying capacity
Bucket Elevator Gear are small in volume, with great load-carrying capacity, steady running, low noise and high efficiency.
Torkdrive screw press drive have reached the advance international level, can replace the same kind of products imported.
Torkdrive screw press drive have reached the advance international level, can replace the same kind of products imported.
2017年1月22日星期日
helical geared motors of high-quality alloy steel
Other parts of the helical geared motors include a crossed horn and output shaft. Use cam for vertical movement or change to rectilinear movement. Grease included for lubrication, plus a hex wrench and small phillips screws.
For digester drives , the cases are cast precisely by high steel material and processed at pricessing center; the gears are made of high-quality alloy steel, are treated with surface hardening and gear ground;
For digester drives , the cases are cast precisely by high steel material and processed at pricessing center; the gears are made of high-quality alloy steel, are treated with surface hardening and gear ground;
2017年1月18日星期三
helical geared motors ,good quality products
helical geared motors can be assembled for six different gear ratios. Select one according to application before assembling. Gear ratio can be altered from 11.6:1 to 1300.9:1 by gear combinations. Sugar mill gearbox. Gear types include 8T, 36/14T, and a clutch. Gear box accepts 130 or 140 motor types.
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