CN110067835B - Gear box with two output shafts capable of reversely rotating - Google Patents
Gear box with two output shafts capable of reversely rotating Download PDFInfo
- Publication number
- CN110067835B CN110067835B CN201910353913.4A CN201910353913A CN110067835B CN 110067835 B CN110067835 B CN 110067835B CN 201910353913 A CN201910353913 A CN 201910353913A CN 110067835 B CN110067835 B CN 110067835B
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- gear
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- sliding
- small
- speed change
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- 230000005540 biological transmission Effects 0.000 claims description 45
- 210000003903 pelvic floor Anatomy 0.000 claims description 3
- 230000003137 locomotive effect Effects 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000002689 soil Substances 0.000 description 3
- 238000003756 stirring Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H3/00—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
- F16H3/02—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion
- F16H3/16—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion essentially with both gears that can be put out of gear and continuously-meshing gears that can be disengaged from their shafts
- F16H3/18—Gearings for reversal only
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H2057/02039—Gearboxes for particular applications
- F16H2057/02043—Gearboxes for particular applications for vehicle transmissions
- F16H2057/02056—Gearboxes for particular applications for vehicle transmissions for utility vehicles, e.g. tractors or agricultural machines
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Structure Of Transmissions (AREA)
Abstract
The utility model provides a two output shaft can reverse pivoted gear box, includes gear box body, power input shaft, first variable speed shaft, second variable speed shaft, third axle, fourth axle and fifth axle, and when the constant speed rotation of power input shaft, through the rotation of preceding triaxial, the slip gear that makes the area on the fourth axle bite and the rotation direction of reverse rotation gear are opposite all the time to drive the left and right semi-axis reverse rotation of fifth axle, reach locomotive reverse rotation's effect. The invention is suitable for agricultural machinery with a travelling mechanism, traffic transportation vehicles and war chariot.
Description
Technical Field
The invention relates to a multipurpose gearbox for agricultural machinery and transportation, in particular to a gearbox with two output shafts capable of reversely rotating.
Background
At present, agricultural machines and travelling gear boxes of traffic vehicles in the market cannot reversely rotate, a locomotive turns around or turns around a large curve, and when the field is not wide enough, the running gear boxes can be realized by adopting a plurality of advances and receptions, so that time delay and power consumption are not only realized, but also the soil loosening structure can be damaged particularly when the agricultural machines repeatedly roll the ground.
Disclosure of Invention
The invention aims to solve the technical problem of overcoming the defects of the existing gear box, and provides a gear box with two output shafts capable of reversely rotating.
The technical proposal adopted by the invention for solving the technical problems is that the gear box with two output shafts capable of reversely rotating comprises a gear box body, one end of the outer side of the gear box body is provided with a power input shaft, the part of the power input shaft extending into the gear box body is a hollow pipe, the hollow pipe is provided with an external gear, the external gear of the hollow pipe is provided with a first-stage variable-speed sliding gear capable of sliding, the first-stage variable-speed sliding gear is provided with an internal gear and an external gear,
the two speed changing shafts comprise a primary speed changing shaft and a secondary speed changing shaft, one end of the primary speed changing shaft is inserted into the hollow tube, and the other end of the primary speed changing shaft extends out of the gear box body and can rotate but cannot axially move; a spline is arranged on the primary speed change shaft, one end of the spline is fastened with a first small and big gear set, and the size of a small gear of the first small and big gear set is equal to that of an external gear of the hollow tube; the other end of the spline is provided with a two-stage speed-change large and small sliding gear set which can axially slide and cannot mutually rotate; the two ends of the secondary speed change shaft are provided with carrier gears, one end, close to the power input shaft, of the secondary speed change shaft is provided with a large and small gear set capable of rotating around the shaft, a small gear of the large and small gear set is meshed with a large gear of the first small and large gear set, and the large gear of the large and small gear set can be meshed with the primary speed change sliding gear and can also leave; the other end of the secondary speed change shaft is fastened with a second small and large transmission gear set, and the second small and large transmission gear set can be correspondingly meshed with the second small and large transmission gear set respectively when the secondary speed change large and small sliding gear set axially slides; the middle part of the secondary speed change shaft is provided with a three-stage speed change size sliding transmission gear set capable of axially sliding; one end of the secondary speed change shaft extends out of the gear box body, and two sides of the secondary speed change shaft are arranged on the side surface of the gear box body through bearing seats and can rotate;
the gear box body is also provided with a third shaft, a fourth shaft and a fifth shaft, the middle part of the third shaft is provided with a middle-large gear set, and when the three-stage speed-change large-small sliding gear set axially slides, the middle gear and the large gear of the middle-large gear set are respectively meshed to enable the third shaft to rotate at multiple speeds; the transmission gears are fastened at the two ends of the third shaft and are meshed with the carrier gears at the two ends of the secondary speed change shaft; both ends of the third shaft are arranged on the side surface of the gear box body through bearing seats and can rotate; the fourth shaft is symmetrically arranged left and right, and two ends of the fourth shaft are arranged on the side surface of the gear box body through bearing seats and can rotate; the middle of the fourth shaft is fastened with a transmission gear with two meshed belts, and the transmission gear is meshed with a pinion in the middle of the middle and large gear set; the two sides of the transmission gear with the biting teeth are provided with sliding gears with the biting teeth, and the sliding gears with the biting teeth can rotate around the shaft and axially slide; the periphery of the sliding gear with the biting teeth is provided with a concave clamping groove, a pushing disc with internal teeth is arranged in the clamping groove, and the pushing disc is clamped by a shaft clamping spring so as to prevent the pushing disc from freely withdrawing; a spring is arranged between the sliding gear with the biting teeth and the fourth shaft, one end of the spring is propped against a bearing seat of the fourth shaft, and the other end of the spring is arranged on the inner side of the sliding gear with the biting teeth and pushes the sliding gear with the biting teeth towards the middle; the sliding gear with the biting teeth is close to one end of the bearing seat, more than two friction plates with internal gears are arranged, and the friction plates with the internal gears are meshed on the sliding gear with the biting teeth and can slide but cannot rotate; a friction plate with external teeth is arranged between the friction plates with the internal gears; the friction plate with the internal gear and the friction plate with the external teeth are assembled in the pelvic cavity on the counter-rotating gear, and the pelvic cavity wall is provided with the friction plate
The external teeth of the friction plate with external teeth are sleeved in the transmission groove; the pelvic floor is also provided with a step which can prevent the friction plate from moving outwards; a bearing is arranged in the step, and a plane bearing is arranged on the outer side of a bearing seat of the bearing; the reverse rotation gear can rotate around the shaft, is integrated with the bearing seat and is meshed with the bridge gear of the second speed changing shaft; the fifth shaft is two half shafts which are symmetrical left and right, the left half shaft and the right half shaft are respectively provided with a spline, a unilateral transmission gear is fastened on the spline, the unilateral transmission gear is meshed with a sliding gear with a biting tooth on the fourth shaft, and the left half shaft and the right half shaft respectively extend out of the side face of the gear box body to drive a driving wheel to work.
The beneficial effects of the invention are as follows: 1. the left half shaft and the right half shaft of the fifth shaft reversely rotate by adopting friction force, so that the damage of impact force to the gear and the transmission shaft is reduced to the maximum extent; 2. solves the problem that the soil surface layer is repeatedly rolled and the soil is damaged when the agricultural machinery turns around the field; 3. the operation time of turning or turning around the locomotive is saved; 4. the power consumption of the locomotive during turning or turning is saved.
Drawings
FIG. 1 is a cross-sectional view of an embodiment of the present invention;
FIG. 2 is a schematic diagram of the relative positions of the five axes in the embodiment of FIG. 1;
FIG. 3 is a sliding gear diagram with biting teeth in the embodiment shown in FIG. 1;
FIG. 4 is a pusher diagram of the embodiment of FIG. 1;
fig. 5 is a view of the friction plate assembly of the embodiment of fig. 1.
In the figure: 1. the device comprises a power input shaft, 2, a primary speed change sliding gear, 3, a primary speed change shaft, 4, a first small gear set, 5, a secondary speed change sliding gear set, 6, a secondary speed change shaft, 7, a carrier gear, 8, a large gear set, 9, a second small gear set, 10, a tertiary speed change sliding gear set, 11, a third shaft, 12, a small and medium large gear set, 13, a transmission gear, 14, a transmission gear with two sides with a nip, 15, a fourth shaft, 16, a sliding gear with a nip, 17, a spring, 18, a friction plate with an internal gear, 19, a friction plate with external teeth, 20, a transmission groove, 21, a reverse rotation gear, 22, a plane bearing, 23, a push disc, 24, a pelvic cavity, 25, a fifth shaft, 26 and a single-side transmission gear.
Detailed Description
The invention will now be described in detail with reference to the drawings and examples.
As shown in fig. 1, the embodiment includes a gear box body, one end outside the gear box body is provided with a power input shaft 1, a transmission wheel with a clutch is fastened on the power input shaft head 1, the part of the power input shaft 1 extending into the gear box body is a hollow pipe, the hollow pipe is provided with an external gear, a primary speed change sliding gear 2 is arranged on the external gear of the hollow pipe, and the primary speed change sliding gear 2 has the structure that: the internal gear is meshed with the external gear of the hollow tube, can axially slide and cannot rotate mutually, one side of the primary speed change sliding gear 2 extends out of the concave step, a shifting fork is arranged on the step, the shifting fork extends out of the gear box and is connected with a fast stopping and slow operating lever, and the push-pull operating lever can axially stir the primary speed change sliding gear 2;
the two speed changing shafts comprise a primary speed changing shaft 3 and a secondary speed changing shaft 6, one end of the primary speed changing shaft 3 is arranged in the hollow pipe through a needle bearing, and the other end extends out of the gear box body and can rotate but cannot axially move; the periphery of the primary speed change shaft is provided with a spline, one end of the spline is fastened with a first small and big gear set 4, the sizes of the external gears of the small gear of the first small and big gear set 4 and the external gears of the hollow tube are equal, when the primary speed change sliding gear 2 slides towards the middle, the internal gear of the primary speed change sliding gear 2 can be sleeved on the external gears of the hollow tube and the small gear of the first small and big gear set 4, and at the moment, the power on the power input shaft 1 can drive the primary speed change shaft to synchronously rotate through the primary speed change sliding gear 2; the other end of the spline of the primary speed change shaft 3 is provided with a secondary speed change large and small sliding gear set 5, a shifting fork is arranged on the secondary speed change large and small sliding gear set, the shifting fork is connected with a high-low speed operating rod, and the secondary speed change large and small sliding gear set 5 can be axially shifted by pushing and pulling the high-low speed operating rod; one end of the primary speed changing shaft extending out of the gear box body is provided with a brake; the brake and the driving wheel with the clutch are assembled in a linkage way, when the clutch is pulled open, the power input shaft loses power and does not rotate, and at the same time, the brake brakes the primary speed change shaft to be unable to rotate; when the clutch is closed, the power input shaft rotates, and at the same time, the brake is released, so that the braking effect is lost;
the two ends of the secondary speed changing shaft 6 are provided with a carrier gear 7, and the secondary speed changing shaft 6 near one end of the power input shaft 1 is provided with
A large and small gear set 8 capable of rotating around a shaft is arranged, a small gear of the large and small gear set 8 is meshed with a large gear of a first small and large gear set 4 on a primary speed change shaft, and the large gear of the large and small gear set can be meshed with a primary speed change sliding gear and can also leave; when in engagement, the power of the power input shaft drives the large gears of the large and small gear sets through the primary speed change sliding gear 2, so that the large and small gear sets 8 are rotated reversely after being decelerated, and then the large and small gear sets 8 drive the first small and large gear sets 4, the primary speed change shaft 3 and the secondary speed change large and small sliding gear sets 5 to rotate in a decelerating manner; the other end of the secondary speed change shaft 6 is fastened with a second small and big gear set 9, when the secondary speed change big and small sliding gear set 5 axially slides, the secondary speed change big and small sliding gear set can be respectively correspondingly meshed with the second small and big gear set 9, and then the secondary speed change shaft 6 is driven to rotate reversely at different speeds; the middle part of the secondary speed change shaft 6 is sleeved with a three-stage speed change large and small sliding gear set 10 capable of axially sliding, one side of the three-stage speed change large and small sliding gear set is concavely provided with a shifting fork, the shifting fork is arranged on the shifting fork, the sliding gear set can be axially shifted through the shifting fork, the secondary speed change shaft 6 is rotatably assembled on the side surface of a gear box body through a bearing seat, and the other end of the secondary speed change shaft extends out of the gear box body and can be provided with other driving wheels;
the gear box body is also provided with a third shaft 11, a fourth shaft 15 and a fifth shaft 25, wherein a middle and large gear set 12 is arranged in the middle of the third shaft 11, and when the three-stage speed-change large and small sliding gear set 10 axially slides, the middle and large gears on two sides of the middle and large gear set 12 are respectively meshed so that the third shaft rotates at various speeds; the two ends of the third shaft are provided with transmission gears 13 which are meshed with the carrier gears at the two ends of the secondary speed change shaft 6, so that the carrier gears rotate; both ends of the third shaft are rotatably arranged on the side surface of the gear box body through bearing seats;
the fourth shaft 15 is symmetrically arranged left and right, and two ends of the fourth shaft are arranged on the side surface of the gear box body through bearing blocks and can rotate in the bearing blocks; the middle part of the fourth shaft is fastened with a transmission gear 14 with two meshed belts, which is meshed with a pinion of the middle and large gear set 12; the two sides of the transmission gear 14 with the biting openings are provided with the sliding gears 16 with the biting teeth, and the sliding gears 16 with the biting teeth can rotate around the shaft and axially slide; the middle part of the sliding gear with the biting teeth is provided with a concave clamping groove, a pushing disc 23 with an internal gear is arranged in the clamping groove, and the pushing disc is clamped by a shaft clamping spring so as to prevent the pushing disc from freely withdrawing; a spring 17 is arranged between the sliding gear 16 with biting teeth and the fourth shaft, one end of the spring is propped against the bearing seat, and the other end of the spring is arranged on the inner side of the sliding gear, so that the biting teeth of the sliding gear 16 with biting teeth can be meshed with the biting teeth of the transmission gear 14 with biting teeth on two sides under normal conditions; the sliding gear 16 with biting teeth is close to one end of the bearing seat, a plurality of friction plates 18 with internal gears are sleeved on the sliding gear 16 with biting teeth, and the friction plates 18 with internal gears are meshed with the sliding gear 16 with biting teeth and can mutually slide but cannot mutually rotate; a friction plate 19 with external teeth is arranged between the friction plates of each internal gear; the friction plate with the internal gear and the friction plate 19 with the external teeth are assembled in a pelvic cavity 24 on the counter-rotating gear 21, transmission grooves 20 are symmetrically arranged on the pelvic cavity wall, and the external teeth of the friction plate 19 with the external teeth are sleeved in the transmission grooves; the pelvic floor is also provided with a step which can prevent the friction plate from moving outwards; a bearing is arranged in the step, and a plane bearing 22 is arranged on the outer side of a bearing seat of the bearing; the reverse rotation gear 21 is rotatably arranged on the bearing seat and meshed with the bridge gear of the second speed changing shaft;
the fifth shaft 25 is a left half shaft and a right half shaft, the left half shaft and the right half shaft are respectively provided with a spline, a unilateral transmission gear 26 is fastened on the spline, the unilateral transmission gear is meshed with the sliding gear 16 with the biting teeth on the fourth shaft, and the left half shaft and the right half shaft respectively extend out of two ends of the gear box body to drive the driving wheels to work.
When the power input shaft 1 works, the power input shaft rotates at a constant speed, and when the primary speed change sliding gear 2 leans against the edge, the primary speed change sliding gear 2 is meshed with the large gear of the large and small gear sets 8, so that the large and small gear sets 8 are reversed; then the first small gear set 4, the primary speed changing shaft 3 and the secondary speed changing large and small sliding gear set 5 are driven to rotate in a decelerating way by the pinion of the large and small gear set 8, and the rotating direction is the same as that of the power input shaft 1; when the primary speed change sliding gear 2 is shifted towards the middle, the primary speed change sliding gear 2 leaves the large and small gear sets 8, and the power input shaft 1 realizes idle running; the primary speed-changing sliding gear 2 is shifted towards the middle, and the primary speed-changing sliding gear 2 is meshed with the pinion of the first small and large gear set 4, so that the first small and large gear set, the primary speed-changing shaft 3 and the secondary speed-changing large and small sliding gear set 5 generate the rotating speed equal to the power input shaft 1, and therefore, the primary speed-changing shaft obtains the slow rotating speed and the fast rotating speed;
when the two slow and fast rotating speeds on the primary speed changing shaft are used for poking the secondary speed changing large and small sliding gear sets 5, the secondary speed changing large and small sliding gear sets 5 are respectively meshed with and drive a second small and large gear set 9 fastened on the secondary speed changing shaft 6, and then the secondary speed changing shaft 6 obtains 4 different rotating speeds; the three-stage speed-changing large and small sliding gear set 10 on the two-stage speed-changing shaft is stirred by 4 different rotating speeds, so that the large gears of the three-stage speed-changing large and small sliding gear set 10 are respectively meshed with the middle and large gears on two sides of the middle and large gear set 12 on the third shaft 11, and the third shaft 11 and the transmission gear 13 are driven to rotate at 8 different speeds;
meanwhile, the pinion in the middle of the middle and large gear set 12 is meshed with the transmission gear 14 with two meshed edges, so that the transmission gear with two meshed edges rotates clockwise at 8 different speeds; the transmission gear 13 is meshed with the carrier gear 7, so that the carrier gear 7 rotates at 8 different speeds and drives the reverse rotation gear 21 on the fourth shaft 15 to rotate reversely at 8 different speeds, and the friction plate 19 with external teeth also rotates reversely;
the sliding gears 16 with biting teeth symmetrically arranged on the fourth shaft 15 are inserted into the transmission gears 14 with biting teeth on two sides under the elastic action of the springs 17, so that the sliding gears 16 with biting teeth are driven to rotate clockwise at 8 different speeds; when the push disc 23 is pushed towards the bearing seat by an external force larger than the elastic force of the spring, the biting teeth of the sliding gear 16 with biting teeth are separated from the biting teeth of the transmission gear 14 with biting teeth at two sides, and the sliding gear with biting teeth loses power to stop rotating; continuing to stir the pushing disc 23 forcefully, pressing the friction plate 18 with the internal gear and the friction plate 19 with the external teeth by the pushing disc, and reversing the friction plate with the internal gear at 8 different speeds by friction;
the sliding gear with the biting teeth always bites on the unilateral transmission gear 26 of the fifth shaft 25 no matter which direction the sliding gear slides, and can drive the unilateral transmission gear 26 and the fifth shaft 25 to rotate forward at 8 different speeds, stop rotating or rotate reversely at 8 different speeds.
Therefore, when the power input shaft 1 rotates at a constant speed, the rotation directions of the sliding gear 16 with biting teeth and the reverse rotation gear 21 on the fourth shaft are always opposite, and when the push disc on one side is toggled, the push disc on the other side is inverted, and the push disc on the other side is not toggled, so that the effect of reversely rotating the two output shafts is achieved.
Claims (1)
1. The gear box with two output shafts capable of rotating reversely comprises a gear box body, wherein one end of the outer side of the gear box body is provided with a power input shaft,
the part of the power input shaft extending into the gear box body is a hollow pipe, the hollow pipe is provided with an external gear, a first-stage speed-changing sliding gear capable of sliding is arranged on the external gear of the hollow pipe, and the first-stage speed-changing sliding gear is provided with an internal gear and an external gear;
the two speed changing shafts comprise a primary speed changing shaft and a secondary speed changing shaft, one end of the primary speed changing shaft is inserted into the hollow tube, and the other end of the primary speed changing shaft extends out of the gear box body and can rotate but cannot axially move; a spline is arranged on the primary speed change shaft, one end of the spline is fastened with a first small and big gear set, and the size of a small gear of the first small and big gear set is equal to that of an external gear of the hollow tube; the other end of the spline is provided with a two-stage speed-change large and small sliding gear set which can axially slide and cannot mutually rotate; the two ends of the secondary speed change shaft are provided with carrier gears, one end, close to the power input shaft, of the secondary speed change shaft is provided with a large and small gear set capable of rotating around the shaft, a small gear of the large and small gear set is meshed with a large gear of the first small and large gear set, and the large gear of the large and small gear set can be meshed with the primary speed change sliding gear and can also leave; the other end of the secondary speed change shaft is fastened with a second small and large transmission gear set, and the second small and large transmission gear set can be correspondingly meshed with the second small and large transmission gear set respectively when the secondary speed change large and small sliding gear set axially slides; the middle part of the secondary speed change shaft is provided with a three-stage speed change size sliding transmission gear set capable of axially sliding; one end of the secondary speed change shaft extends out of the gear box body, and two sides of the secondary speed change shaft are arranged on the side surface of the gear box body through bearing seats and can rotate;
the gear box body is also provided with a third shaft, a fourth shaft and a fifth shaft, the middle part of the third shaft is provided with a middle-large gear set, and when the three-stage speed-change large-small sliding gear set axially slides, the middle gear and the large gear of the middle-large gear set are respectively meshed to enable the third shaft to rotate at multiple speeds; the transmission gears are fastened at the two ends of the third shaft and are meshed with the carrier gears at the two ends of the secondary speed change shaft; both ends of the third shaft are arranged on the side surface of the gear box body through bearing seats and can rotate; the fourth shaft is symmetrically arranged left and right, and two ends of the fourth shaft are arranged on the side surface of the gear box body through bearing seats and can rotate; the middle of the fourth shaft is fastened with a transmission gear with two meshed belts, and the transmission gear is meshed with a pinion in the middle of the middle and large gear set; the two sides of the transmission gear with the biting teeth are provided with sliding gears with the biting teeth, and the sliding gears with the biting teeth can rotate around the shaft and axially slide; the periphery of the sliding gear with the biting teeth is provided with a concave clamping groove, a pushing disc with internal teeth is arranged in the clamping groove, and the pushing disc is clamped by a shaft clamping spring so as to prevent the pushing disc from freely withdrawing; a spring is arranged between the sliding gear with the biting teeth and the fourth shaft, one end of the spring is propped against a bearing seat of the fourth shaft, and the other end of the spring is arranged on the inner side of the sliding gear with the biting teeth and pushes the sliding gear with the biting teeth towards the middle; the sliding gear with the biting teeth is close to one end of the bearing seat, more than two friction plates with internal gears are arranged, and the friction plates with the internal gears are meshed on the sliding gear with the biting teeth and can slide but cannot rotate; a friction plate with external teeth is arranged between each friction plate with the internal gear; the friction plate with the internal gear and the friction plate with the external gear are assembled in a pelvic cavity on the counter-rotating gear, transmission grooves are symmetrically formed in the wall of the pelvic cavity, and the external teeth of the friction plate with the external gear are sleeved in the transmission grooves; the pelvic floor is also provided with a step which can prevent the friction plate from moving outwards; a bearing is arranged in the step, and a plane bearing is arranged on the outer side of a bearing seat of the bearing; the reverse rotation gear can rotate around the shaft, is integrated with the bearing seat and is meshed with the bridge gear of the second speed changing shaft; the fifth shaft is two half shafts which are symmetrical left and right, the left half shaft and the right half shaft are respectively provided with a spline, the splines on the left half shaft and the right half shaft are fastened with a single-side transmission gear, the single-side transmission gear is meshed with a sliding gear with a biting tooth on the fourth shaft, and the left half shaft and the right half shaft respectively extend out of the side face of the gear box body to drive a driving wheel to work;
one side of the primary speed change sliding gear extends out of the concave step, a shifting fork is arranged on the step, the shifting fork extends out of the gear box and is connected with a fast stopping and slow operating lever, and the push-pull operating lever can axially shift the primary speed change sliding gear;
one end of the primary speed changing shaft is arranged in the hollow pipe through a needle bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910353913.4A CN110067835B (en) | 2019-04-29 | 2019-04-29 | Gear box with two output shafts capable of reversely rotating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910353913.4A CN110067835B (en) | 2019-04-29 | 2019-04-29 | Gear box with two output shafts capable of reversely rotating |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110067835A CN110067835A (en) | 2019-07-30 |
| CN110067835B true CN110067835B (en) | 2024-02-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910353913.4A Active CN110067835B (en) | 2019-04-29 | 2019-04-29 | Gear box with two output shafts capable of reversely rotating |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110067835B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110635617B (en) * | 2019-10-08 | 2020-11-24 | 浙江精创工具有限公司 | Automatic motor steering method |
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| CN107131252A (en) * | 2017-05-25 | 2017-09-05 | 江阴国润机械有限公司 | Parallel axes variable moderator |
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