CN204415044U - A kind of harvest machinery rear steering drive axle of braking device - Google Patents
A kind of harvest machinery rear steering drive axle of braking device Download PDFInfo
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- CN204415044U CN204415044U CN201520005677.4U CN201520005677U CN204415044U CN 204415044 U CN204415044 U CN 204415044U CN 201520005677 U CN201520005677 U CN 201520005677U CN 204415044 U CN204415044 U CN 204415044U
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- braking
- axle housing
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- differential assembly
- minor axis
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Abstract
The utility model discloses a kind of harvest machinery rear steering drive axle of braking device, its structure comprises central axle housing, major semiaxis and semi-minor axis, be provided with differential assembly in central authorities' axle housing, the right side of differential assembly is connected with the inner of major semiaxis, is connected on the left of it with the inner of semi-minor axis; Differential assembly is provided with driven spiral bevel by bolt, and driven spiral bevel engages with the active spiral bevel be arranged in central axle housing; The left and right sides in central authorities' axle housing is symmetrically arranged with brake piston relative to differential assembly, and the outside of brake piston is disposed with braking driven disc I, braking rotating plate and braking rotating plate II.The utility model has following characteristics: achieve tire before and after harvest machinery and brake simultaneously, effectively shorten stopping distance, improve safety performance; Overcome rear steering drive axle cannot arrange brake equipment on wheel limit difficulty by wheel limit structural limitations; Realize with existing axle housing blank general, effectively control the cost of whole bridge.
Description
Technical field
The utility model relates to harvest machinery technical field, specifically a kind of harvest machinery rear steering drive axle of braking device.
Background technology
Harvest machinery can be divided into two-wheel drive and four wheel drive by type of drive.Namely two-wheel drive refers to f-w-d, and its back axle has and supports body, walks, the function such as to turn to, and is called rear steering bridge.And tire all can as drive wheel before and after four wheel drive harvest machinery, rear driving axle not only has above function, it is also the back wheel auxiliary drive device of four wheel drive harvest machinery simultaneously, be called rear steering drive axle, when harvest machinery is under the bad working environments condition such as muddy, wet and slippery during operation, for improving the crossing ability of harvest machinery.
Current harvest machinery front driving axle is all furnished with brake equipment, and the two harvest machinery rear steering bridges driving type are also usual is furnished with drum brake mechanism in wheel edge position, and the harvest machinery rear steering drive axle of 4 wheel driven type, due to the structural limitations by end wheel reduction gear, drum brake mechanism or other brake equipments cannot be arranged.The simple forward drive axle braking of this kind of harvest machinery, when moving velocity is too high or car weight increases, braking deceleration is less, causes stopping distance elongated, is difficult to meet its brake request.
Summary of the invention
Technical assignment of the present utility model is for above weak point, provides a kind of harvest machinery rear steering drive axle of a kind of braking device of rational in infrastructure, good braking effect.
The utility model solves the technical scheme that its technical matters adopts: this harvest machinery rear steering drive axle comprises central axle housing, major semiaxis and semi-minor axis, major semiaxis and semi-minor axis respectively correspondence are arranged in long bridge tube and minibridge pipe, in central authorities' axle housing, differential assembly is installed, the right side of differential assembly is connected with the inner of major semiaxis, is connected on the left of it with the inner of semi-minor axis; Differential assembly is provided with driven spiral bevel by bolt, and driven spiral bevel engages with the active spiral bevel be arranged in central axle housing; The left and right sides in central authorities' axle housing is symmetrically arranged with brake piston relative to differential assembly, and the outside of brake piston is disposed with braking driven disc I, braking rotating plate and braking rotating plate II;
Major semiaxis is connected with sun wheel respectively with the outer end of semi-minor axis, the periphery of sun wheel is provided with satellite gear, the periphery of satellite gear is supported by gear ring and is provided with gear ring, satellite gear is arranged on compensating-gear shaft, compensating-gear shaft is arranged on planetary wheel carrier, and planetary wheel carrier is arranged on the outside of wheel hub by screw; The gear ring supporting of major semiaxis side is connected with oil cylinder steering swivel by jam nut, and the gear ring supporting of semi-minor axis side is connected with steering swivel by jam nut, is connected with Linkage steering between oil cylinder steering swivel and steering swivel; The opposite side of oil cylinder steering swivel is connected with one end of piston rod by oil cylinder bearing pin, the other end of piston rod and hydraulic steering cylinder sliding block joint, and the other end of hydraulic steering cylinder is connected with long bridge tube by oil cylinder bearing pin.
Axis pin of the spring and pull back spring are installed between described brake piston and central axle housing.
The stepped cylindrical face of described brake piston is separately installed with seal ring I and seal ring II.
Described braking rotating plate is provided with rubber spacer.
Compared to the prior art the harvest machinery rear steering drive axle of a kind of braking device of the present utility model, has following characteristics:
1) before and after achieving 4 wheel driven type harvest machinery, tire is braked simultaneously, adds complete machine braking force and braking deceleration, effectively shortens stopping distance, improves the safety performance of complete machine;
2) rear steering drive axle cannot arrange brake equipment on wheel limit difficulty by wheel limit structural limitations is overcome;
3) this brake equipment can realize with existing axle housing blank general, effectively controls the cost of whole bridge.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the utility model is further illustrated.
Accompanying drawing 1 is a kind of structural representation of harvest machinery rear steering drive axle of braking device.
Accompanying drawing 2 is the upward view of accompanying drawing 1.
Accompanying drawing 3 is the middle local structural representation of accompanying drawing 1.
In figure: 1, Linkage steering, 2, minibridge pipe, 3, driven spiral bevel, 4, central authorities' axle housing, 5, major semiaxis, 6, long bridge tube, 7, oil cylinder steering swivel, 8, oil cylinder bearing pin, 9, piston rod, 10, hydraulic steering cylinder, 11, differential assembly, 12, initiatively spiral bevel, 13, bolt, 14, semi-minor axis, 15, steering swivel, 16, gear ring, 17, screw, 18, planetary wheel carrier, 19, sun wheel, 20, planet wheel spindle, 21, satellite gear, 22, wheel hub, 23, gear ring supports, 24, jam nut, 25, braking driven disc II, 26, braking rotating plate, 27, braking driven disc I, 28, brake piston, 29, seal ring I, 30, axis pin of the spring, 31, seal ring II, 32, pull back spring, 33, rubber spacer.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Embodiment 1:
The harvest machinery rear steering drive axle of a kind of braking device of the present utility model, its structure comprises central axle housing 4, major semiaxis 5 and semi-minor axis 14, major semiaxis 5 and semi-minor axis 14 respectively correspondence are arranged in long bridge tube 6 and minibridge pipe 2, in central authorities' axle housing 4, differential assembly 11 is installed, the right side of differential assembly 11 is connected with the inner of major semiaxis 5, is connected on the left of it with the inner of semi-minor axis 14; Differential assembly 11 is provided with driven spiral bevel 3 by bolt 13, and driven spiral bevel 3 engages with the active spiral bevel 12 be arranged in central axle housing 4; The left and right sides in central authorities' axle housing 4 is symmetrically arranged with brake piston 28 relative to differential assembly 11, axis pin of the spring 30 and pull back spring 32 are installed between brake piston 28 and central axle housing 4, the stepped cylindrical face of brake piston 28 is separately installed with seal ring I 29 and seal ring II 31, the outside of brake piston 28 is disposed with braking driven disc I 27, braking rotating plate 26 and braking rotating plate II 25; Braking rotating plate 26 is provided with rubber spacer 33.By central axle housing 4, brake piston 28, seal ring I 29 and seal ring II 31 form a closed cavity, pressure is produced after brake noise enters this closed cavity, under the effect of oil pressure, promote brake piston 28 overcome spring force, and compressing rubber dottle pin 33 moves to braking rotating plate 26 direction, make to brake driven disc I 27, braking driven disc II 25 and the compacting of braking rotating plate 26, the long bridge tube 6 of friction both sides and minibridge pipe 2 form lock torque and act on braking rotating plate 26, braking rotating plate 26 by spline respectively with major semiaxis 5, semi-minor axis 14 connects, thus braking major semiaxis 5 and semi-minor axis 14, when after releasing oil pressure, pull back spring 32 and rubber spacer 33 rely on the elastic deformation of self to promote brake piston 28 return, and the Contact of braking driven disc I 27, braking driven disc II 25 and braking rotating plate 26 is thrown off, thus brake off.
Major semiaxis 5 is connected with sun wheel 19 respectively with the outer end of semi-minor axis 14, the periphery of sun wheel 19 is provided with satellite gear 21, the periphery of satellite gear 21 supports 23 by gear ring and is provided with gear ring 16, satellite gear 21 is arranged on compensating-gear shaft 20, compensating-gear shaft 20 is arranged on planetary wheel carrier 18, and planetary wheel carrier 18 is arranged on the outside of wheel hub 22 by screw 17; After power passes to planetary gear reducing mechanism by sun wheel 19, satellite gear 21, while spider gear shaft 20 rotation of detouring, revolves round the sun around sun wheel 19, makes planet wheel spindle 20 drive planetary wheel carrier 18 to rotate together with wheel hub 22, thus drive tyre rotation, by realizing the transmission of power with upper type.
The gear ring supporting 23 of major semiaxis 5 side is connected with oil cylinder steering swivel 7 by jam nut 24, and the gear ring supporting 23 of semi-minor axis 14 side is connected with steering swivel 15 by jam nut 24, is connected with Linkage steering 1 between oil cylinder steering swivel 7 and steering swivel 15; The opposite side of oil cylinder steering swivel 7 is connected with one end of piston rod 9 by oil cylinder bearing pin 8, and the other end of piston rod 9 and hydraulic steering cylinder 10 sliding block joint, the other end of hydraulic steering cylinder 10 is connected with long bridge tube 6 by oil cylinder bearing pin 8.Hydraulic steering cylinder (10) is single-piston rod two-way cylinder, when hydraulic oil promotion cylinder piston rod 9 moves to the right, piston rod 9 promotes oil cylinder steering swivel 7 and rotates around its kingpin line, so just order about Linkage steering 1 promote left side steering swivel 15 around its kingpin line rotate, thus achieve two trailing wheel left-handed turnings to; When otherwise hydraulic oil promotion piston rod 9 moves to the left, can complete and turn to the right.
By detailed description of the invention above, described those skilled in the art can be easy to realize the utility model.But should be appreciated that the utility model is not limited to above-mentioned several detailed description of the invention.On the basis of disclosed embodiment, described those skilled in the art can the different technical characteristic of combination in any, thus realizes different technical schemes.
Claims (4)
1. the harvest machinery rear steering drive axle of a braking device, comprise central axle housing, major semiaxis and semi-minor axis, major semiaxis and semi-minor axis respectively correspondence are arranged in long bridge tube and minibridge pipe, it is characterized in that, in described central axle housing, differential assembly is installed, the right side of differential assembly is connected with the inner of major semiaxis, is connected on the left of it with the inner of semi-minor axis; Differential assembly is provided with driven spiral bevel by bolt, and driven spiral bevel engages with the active spiral bevel be arranged in central axle housing; The left and right sides in central authorities' axle housing is symmetrically arranged with brake piston relative to differential assembly, and the outside of brake piston is disposed with braking driven disc I, braking rotating plate and braking rotating plate II;
Major semiaxis is connected with sun wheel respectively with the outer end of semi-minor axis, the periphery of sun wheel is provided with satellite gear, the periphery of satellite gear is supported by gear ring and is provided with gear ring, satellite gear is arranged on compensating-gear shaft, compensating-gear shaft is arranged on planetary wheel carrier, and planetary wheel carrier is arranged on the outside of wheel hub by screw; The gear ring supporting of major semiaxis side is connected with oil cylinder steering swivel by jam nut, and the gear ring supporting of semi-minor axis side is connected with steering swivel by jam nut, is connected with Linkage steering between oil cylinder steering swivel and steering swivel; The opposite side of oil cylinder steering swivel is connected with one end of piston rod by oil cylinder bearing pin, the other end of piston rod and hydraulic steering cylinder sliding block joint, and the other end of hydraulic steering cylinder is connected with long bridge tube by oil cylinder bearing pin.
2. the harvest machinery rear steering drive axle of braking device according to claim 1, is characterized in that, be provided with axis pin of the spring and pull back spring between described brake piston and central axle housing.
3. the harvest machinery rear steering drive axle of braking device according to claim 1, is characterized in that, the stepped cylindrical face of described brake piston is separately installed with seal ring I and seal ring II.
4. the harvest machinery rear steering drive axle of braking device according to claim 1, is characterized in that, described braking rotating plate is provided with rubber spacer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520005677.4U CN204415044U (en) | 2015-01-06 | 2015-01-06 | A kind of harvest machinery rear steering drive axle of braking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520005677.4U CN204415044U (en) | 2015-01-06 | 2015-01-06 | A kind of harvest machinery rear steering drive axle of braking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204415044U true CN204415044U (en) | 2015-06-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520005677.4U Active CN204415044U (en) | 2015-01-06 | 2015-01-06 | A kind of harvest machinery rear steering drive axle of braking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204415044U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20220411243A1 (en) * | 2019-12-23 | 2022-12-29 | Seil Industry Co., Ltd. | Single drive axle brake of electric forklift |
-
2015
- 2015-01-06 CN CN201520005677.4U patent/CN204415044U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20220411243A1 (en) * | 2019-12-23 | 2022-12-29 | Seil Industry Co., Ltd. | Single drive axle brake of electric forklift |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CB03 | Change of inventor or designer information |
Inventor after: Li Hongjiang Inventor after: Dong Yunpeng Inventor after: Liu Yuan Inventor after: Jing Jianxin Inventor after: Ge Hongkun Inventor after: Zhu Xiaoyan Inventor after: Wang Wei Inventor after: Feng Xiangliang Inventor after: Hao Yanlong Inventor after: Yang Guotao Inventor after: Feng Qiang Inventor before: Jing Jianxin Inventor before: Zhong Gang Inventor before: Liu Yuan Inventor before: Zhu Xiaoyan Inventor before: Wang Wei Inventor before: Ge Hongkun Inventor before: Feng Xiangliang Inventor before: Hao Yanlong Inventor before: Yang Guotao Inventor before: Feng Qiang Inventor before: Dong Yunpeng |
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| COR | Change of bibliographic data | ||
| CP03 | Change of name, title or address |
Address after: Pingyi town Shandong city of Linyi province Pingyi County 273300 Hu Village West of State Road 327 Patentee after: Shandong leiwo transmission Co. Ltd. Address before: 273300 Pingyi County, Shandong Province, the first North of Patentee before: Shandong Lovol Transmission Pans Co., Ltd. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 273300 west side of 327 national highway, Hutong village, Pingyi Town, Pingyi County, Linyi City, Shandong Province Patentee after: Shandong Weichai Lovol transmission Co.,Ltd. Address before: 273300 west side of 327 national highway, Hutong village, Pingyi Town, Pingyi County, Linyi City, Shandong Province Patentee before: SHANDONG LOVOL TRANSMISSION Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |