CN217713517U - Double-shunt header cone pulley gear box - Google Patents
Double-shunt header cone pulley gear box Download PDFInfo
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- CN217713517U CN217713517U CN202121786766.9U CN202121786766U CN217713517U CN 217713517 U CN217713517 U CN 217713517U CN 202121786766 U CN202121786766 U CN 202121786766U CN 217713517 U CN217713517 U CN 217713517U
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Abstract
The utility model relates to a double-shunt header cone pulley gear box, the power distribution box comprises a box body, be equipped with input shaft, parallel gear drive, bevel gear drive, middle parallel gear drive, planetary gear drive and first output shaft in the box, parallel gear drive and bevel gear drive are connected simultaneously to the input shaft, and bevel gear drive connects planetary gear drive through middle parallel gear drive, and planetary gear drive connects first output shaft, parallel gear drive includes first gear, idler and second output shaft, first gear is fixed on the input shaft, the idler meshes with first gear and the epaxial second gear of second output simultaneously. The utility model discloses an all gear drive, transmission mode is stable, has single input dual output, and the input shaft distributes power to first output shaft and second output shaft, realizes the two shunts of power.
Description
Technical Field
The utility model relates to the technical field of agricultural machinery, concretely relates to double split header cone pulley gear box.
Background
The silage harvester is a modern agricultural machine mainly used for harvesting high-stalk silage such as corn, sorghum and the like. The cutting machine generally comprises a cutting table, a feeding mechanism, a chopping mechanism, a throwing mechanism, an engine, a traveling device and the like, and the operation flow mainly comprises the following steps: cutting-feeding-chopping-throwing-receiving vehicle. The transmission modes of the cutting table and feeding in the prior art both adopt a belt transmission mode or a chain transmission mode, the mode is only suitable for occasions with small power and cutting width within 4m, and for occasions with large power and cutting width more than 6m, all-gear transmission is needed, so that the stability of the transmission mode is ensured.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects and provide a double-split header cone pulley gear box, which adopts full gear transmission, has stable transmission mode and single input and double output, and the input shaft distributes power to a first output shaft and a second output shaft to realize double power splitting; the input shaft transmits one part of power to a second output shaft through parallel-stage gear transmission, the second output shaft and the input shaft rotate in the same direction, and the input shaft transmits the other part of power to the first output shaft through a bevel gear transmission mechanism, a middle parallel-stage gear transmission mechanism and a planetary-stage gear transmission mechanism which are sequentially connected; the structure is compact, and the height of the box body is reduced through the transmission of a pair of non-orthogonal bevel gears; the sun wheel and the sun shaft are integrally designed into a sun wheel shaft, the intermediate gear shaft and the third gear are integrally designed, and the axial size is reduced, so that the external size of the box body is reduced; the screw deviates from the axis of the intermediate shaft, so that the intermediate shaft is prevented from rotating in the circumferential direction, the parallel-level power transmission is prevented from being influenced, and the stability of the power transmission is ensured.
The purpose of the utility model is realized like this:
the utility model provides a two split stream header cone pulley gear boxes, includes the box, be equipped with input shaft, parallel gear drive, bevel gear drive, middle parallel gear drive, planetary gear drive and first output shaft in the box, parallel gear drive and bevel gear drive are connected simultaneously to the input shaft, and bevel gear drive connects planetary gear drive through middle parallel gear drive, and planetary gear drive connects first output shaft, parallel gear drive includes first gear, idler and second output shaft, first gear is fixed on the input shaft, the idler meshes with first gear and the epaxial second gear of second output simultaneously, the idler sets up on the jackshaft, the jackshaft passes through the fix with screw in the box.
Preferably, the bevel gear transmission mechanism comprises a first bevel gear and a second bevel gear, the first bevel gear is fixed on the input shaft, the second bevel gear is fixed on the intermediate gear shaft, the first bevel gear is meshed with the second bevel gear, and a third gear is integrally formed on the intermediate gear shaft.
Preferably, the planetary gear transmission mechanism comprises a sun gear shaft, a planetary gear, a planetary carrier and an inner gear ring, a fourth gear is arranged on the sun gear shaft, the sun gear is integrally formed on the sun gear shaft, the planetary gear is simultaneously meshed with the inner gear ring and the sun gear, the planetary gear is connected with the planetary shaft, the planetary shaft is connected with the planetary carrier, and the planetary carrier is connected with the first output shaft.
Preferably, the third gear is meshed with the fourth gear to transmit power to the sun gear shaft, and the third gear and the fourth gear form an intermediate parallel-stage gear transmission mechanism.
Preferably, the box body is a sectional type and comprises a lower box body, a middle box body and an upper box body.
Preferably, the planetary gear transmission mechanism is arranged in the upper box body, and the lower end of the sun wheel shaft extends out of the upper box body and is supported in the middle box body through a second bearing.
Preferably, the sun gear shaft and the first output shaft are coaxial and are arranged up and down, and a third bearing is arranged between the sun gear shaft and the first output shaft.
Preferably, the first bevel gear and the second bevel gear are meshed by non-orthogonal bevel gears, and the non-orthogonal angle is 80-88 degrees.
Preferably, a torque limiter is arranged at the exposed end of the first output shaft, the first output shaft is connected with the torque limiter through a spline, and two ends of the torque limiter are limited through a shaft shoulder and a retaining ring for a shaft.
Preferably, the lower box body is further divided into a front sub-box body and a rear sub-box body, the parallel gear transmission mechanisms are distributed at the joint of the front sub-box body and the rear sub-box body, the front end of the middle shaft extends into a step of the front sub-box body, the middle shaft and the front sub-box body are fixed through a screw, and the screw deviates from the axis of the middle shaft.
The utility model has the advantages that:
1. the power transmission device adopts all-gear transmission, has a stable transmission mode and single input and double output, and the input shaft distributes power to the first output shaft and the second output shaft to realize power double split; the input shaft transmits one part of power to a second output shaft through parallel-stage gear transmission, the second output shaft and the input shaft rotate in the same direction, and the input shaft transmits the other part of power to the first output shaft through a bevel gear transmission mechanism, a middle parallel-stage gear transmission mechanism and a planetary-stage gear transmission mechanism which are sequentially connected;
2. the structure is compact, and the height of the box body is reduced through the transmission of a pair of non-orthogonal bevel gears; the sun wheel and the sun shaft are integrally designed into a sun wheel shaft, the intermediate gear shaft and the third gear are integrally designed, and the axial size is reduced, so that the external dimension of the box body is reduced;
3. the screw deviates from the axis of the intermediate shaft, so that the intermediate shaft is prevented from rotating in the circumferential direction, the parallel power transmission is influenced, and the stability of the power transmission is ensured.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 isbase:Sub>A sectional viewbase:Sub>A-base:Sub>A of fig. 1.
Fig. 3 is a sectional view B-B of fig. 1.
Wherein: a box body 1; a lower box body 1.1; the front sub-box body is 1.1.1; a rear sub-box body 1.1.2; a middle box body 1.2; an upper box body 1.3; an input shaft 2; a first output shaft 3; a first gear 4; an idler 5; a second output shaft 6; a second gear 6.1; an intermediate shaft 7; a screw 8; a first bevel gear 9; a second bevel gear 10; an intermediate gear shaft 11; a third gear 11.1; a sun gear shaft 12; a sun gear 12.1; a planet shaft 13; a planet wheel 14; a carrier 15; an inner gear ring 16; a fourth gear 17; a first bearing 18; a second bearing 19; a shaft retainer ring 20; a third bearing 21; a fourth bearing 22; a torque limiter 23.
Detailed Description
Referring to fig. 1-3, the utility model relates to a double split header cone pulley gear box, the power distribution box comprises a box body 1, be equipped with input shaft 2, parallel level gear drive, bevel gear drive, middle parallel level gear drive, planetary level gear drive and first output shaft 3 in the box 1, parallel level gear drive and bevel gear drive are connected simultaneously to input shaft 2, and bevel gear drive connects planetary level gear drive through middle parallel level gear drive, and planetary level gear drive connects first output shaft 3.
The parallel-stage gear transmission mechanism comprises a first gear 4, an idler gear 5 and a second output shaft 6, wherein the first gear 4 is fixed on the input shaft 2, the idler gear 5 is meshed with the first gear 4 and the second gear 6.1 on the second output shaft 6 at the same time, the idler gear 5 is rotatably arranged on an intermediate shaft 7, and the intermediate shaft 7 is fixed in the box body 1 through a screw 8.
The input shaft 2, the intermediate shaft 7 and the second output shaft 6 are parallel and parallel on the same horizontal line.
The bevel gear transmission mechanism comprises a first bevel gear 9 and a second bevel gear 10, the first bevel gear 9 is fixed on the input shaft 2, the second bevel gear 10 is fixed on an intermediate gear shaft 11, the first bevel gear 9 and the second bevel gear 10 are meshed, and a third gear 11.1 is integrally formed on the intermediate gear shaft 11; the planetary gear transmission mechanism comprises a sun gear shaft 12, a planetary shaft 13, a planetary gear 14, a planetary carrier 15 and an inner gear ring 16, wherein a fourth gear 17 is arranged on the sun gear shaft 12, a third gear 11.1 is meshed with the fourth gear 17 to transmit power to the sun gear shaft 12, the third gear 11.1 and the fourth gear 17 form a middle parallel gear transmission mechanism, the middle gear shaft 11 is parallel to the sun gear shaft 12, the sun gear 12 is integrally formed on the sun gear shaft 12, the planetary gear 14 is meshed with the inner gear ring 16 and the sun gear 12.1 at the same time, the planetary gear 14 is connected with the planetary shaft 13, the planetary shaft 13 is connected with the planetary carrier 15, and the planetary carrier 15 is connected with the first output shaft 3.
The box body 1 is a sectional type and comprises a lower box body 1.1, a middle box body 1.2 and an upper box body 1.3, wherein a parallel-stage gear transmission mechanism, an input shaft 2, a first bevel gear 9 and a second bevel gear 10 are arranged in the lower box body 1.1, an intermediate gear shaft 11 is supported in the middle box body 1.2 through a first bearing 18, a third gear 11.1 and a fourth gear 17 are also arranged in the middle box body 1.2, a planetary-stage gear transmission mechanism is arranged in the upper box body 1.3, the lower end of a sun gear shaft 12 extends out of the upper box body 1.3 and is supported in the middle box body 1.2 through a second bearing 19, an inner gear ring 16 is fixed in the upper box body 1.3, and a planet carrier 15 is connected with a first output shaft 3 through a spline and is limited through a shaft retainer ring 20.
The sun gear shaft 12 and the first output shaft 3 are coaxial and are arranged up and down, a third bearing 21 is arranged between the sun gear shaft 12 and the first output shaft 3, and the first output shaft 3 is supported in the upper box body 1.3 through a fourth bearing 22.
The first bevel gear 9 and the second bevel gear 10 are meshed by non-orthogonal bevel gears, the non-orthogonal angle is 80-88 degrees, the overall structure is more compact, and the height of the box body is reduced.
The exposed end of the first output shaft 3 is provided with a torque limiter 23, the torque limiter 23 plays a role in overload protection, the first output shaft 3 and the header working mechanism are flexibly connected due to the arrangement of the torque limiter 23, the torque limiter 23 bears axial load, the first output shaft 3 is connected with the torque limiter 23 through a spline, two ends of the torque limiter 23 are limited through a shaft shoulder and a shaft retainer ring, the torque limiter 23 is prevented from moving axially, and the axial load borne by the torque limiter 23 is directly transmitted to the first output shaft 3 and then borne by a fourth bearing 22.
The lower box body 1.1 is divided into a front sub-box body 1.1.1 and a rear sub-box body 1.1.2, so that disassembly, assembly and maintenance are facilitated, the parallel-stage gear transmission mechanisms are distributed at the joint of the front sub-box body 1.1.1 and the rear sub-box body 1.1.2, the front end of the intermediate shaft 7 extends into a step of the front sub-box body 1.1.1, the intermediate shaft 7 and the front sub-box body 1.1 are fixed through a screw 8, and the screw 8 deviates from the axis of the intermediate shaft 7, so that the intermediate shaft 7 is prevented from rotating in the circumferential direction, parallel-stage power transmission is influenced, and stable power transmission is ensured.
In addition to the above embodiments, the present invention also includes other embodiments, and all technical solutions formed by equivalent transformation or equivalent replacement should fall within the protection scope of the claims of the present invention.
Claims (10)
1. The utility model provides a two reposition of redundant personnel header cone pulley gear boxes which characterized in that: the automatic transmission device comprises a box body (1), wherein an input shaft (2), a parallel-stage gear transmission mechanism, a bevel gear transmission mechanism, a middle parallel-stage gear transmission mechanism, a planetary-stage gear transmission mechanism and a first output shaft (3) are arranged in the box body (1), the input shaft (2) is simultaneously connected with the parallel-stage gear transmission mechanism and the bevel gear transmission mechanism, the bevel gear transmission mechanism is connected with the planetary-stage gear transmission mechanism through the middle parallel-stage gear transmission mechanism, the planetary-stage gear transmission mechanism is connected with the first output shaft (3), the parallel-stage gear transmission mechanism comprises a first gear (4), an idler (5) and a second output shaft (6), the first gear (4) is fixed on the input shaft (2), the idler (5) is simultaneously meshed with a second gear (6.1) on the first gear (4) and the second output shaft (6), the idler (5) is rotatably arranged on an intermediate shaft (7), and the intermediate shaft (7) is fixed in the box body (1) through a screw (8).
2. The dual split header cone pulley gearbox of claim 1, wherein: the bevel gear transmission mechanism comprises a first bevel gear (9) and a second bevel gear (10), the first bevel gear (9) is fixed on the input shaft (2), the second bevel gear (10) is fixed on an intermediate gear shaft (11), the first bevel gear (9) is meshed with the second bevel gear (10), and a third gear (11.1) is integrally formed on the intermediate gear shaft (11).
3. The dual split header cone pulley gearbox of claim 2, wherein: the planet-stage gear transmission mechanism comprises a sun gear shaft (12), a planet shaft (13), a planet wheel (14), a planet carrier (15) and an inner gear ring (16), wherein a fourth gear (17) is arranged on the sun gear shaft (12), the sun wheel (12.1) is integrally formed on the sun gear shaft (12), the planet wheel (14) is simultaneously meshed with the inner gear ring (16) and the sun wheel (12.1), the planet wheel (14) is connected with the planet shaft (13), the planet shaft (13) is connected with the planet carrier (15), and the planet carrier (15) is connected with a first output shaft (3).
4. The dual split header cone pulley gearbox of claim 3, wherein: the third gear (11.1) is meshed with the fourth gear (17) to transmit power to the sun gear shaft (12), and the third gear (11.1) and the fourth gear (17) form an intermediate parallel-stage gear transmission mechanism.
5. The dual split header cone pulley gearbox of claim 1, wherein: the box body (1) is of a sectional type and comprises a lower box body (1.1), a middle box body (1.2) and an upper box body (1.3).
6. The double split header cone pulley gearbox of claim 5, wherein: the planetary gear transmission mechanism is arranged in the upper box body (1.3), and the lower end of the sun gear shaft (12) extends out of the upper box body (1.3) and is supported in the middle box body (1.2) through a second bearing (19).
7. The dual split header cone pulley gearbox of claim 3, wherein: the sun gear shaft (12) and the first output shaft (3) are coaxial and are arranged up and down, and a third bearing (21) is arranged between the sun gear shaft (12) and the first output shaft (3).
8. The dual split header cone pulley gearbox of claim 2, wherein: the first bevel gear (9) and the second bevel gear (10) are meshed by non-orthogonal bevel gears, and the non-orthogonal angle is 80-88 degrees.
9. The dual split header cone pulley gearbox of claim 1, wherein: the torque limiter is characterized in that a torque limiter (23) is arranged at the exposed end of the first output shaft (3), the first output shaft (3) is connected with the torque limiter (23) through a spline, and two ends of the torque limiter (23) are limited through a shaft shoulder and a retaining ring for a shaft.
10. The dual split header cone pulley gearbox of claim 5, wherein: the lower box body (1.1) is divided into a front sub-box body (1.1.1) and a rear sub-box body (1.1.2), the parallel-stage gear transmission mechanisms are distributed at the joint of the front sub-box body (1.1.1) and the rear sub-box body (1.1.2), the front end of the intermediate shaft (7) extends into the step of the front sub-box body (1.1.1), the intermediate shaft (7) and the front sub-box body (1.1.1) are fixed through a screw (8), and the screw (8) deviates from the axis of the intermediate shaft (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121786766.9U CN217713517U (en) | 2021-08-03 | 2021-08-03 | Double-shunt header cone pulley gear box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121786766.9U CN217713517U (en) | 2021-08-03 | 2021-08-03 | Double-shunt header cone pulley gear box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217713517U true CN217713517U (en) | 2022-11-01 |
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ID=83772421
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121786766.9U Active CN217713517U (en) | 2021-08-03 | 2021-08-03 | Double-shunt header cone pulley gear box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217713517U (en) |
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2021
- 2021-08-03 CN CN202121786766.9U patent/CN217713517U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230605 Address after: 830000 Fusion South Road 399, Urumqi Economic and Technological Development Zone, Xinjiang Uygur Autonomous Region Patentee after: CHINA RAILWAY CONSTRUCTION HEAVY INDUSTRY XINJIANG Co.,Ltd. Patentee after: China Railway Construction Heavy Industry Group Co.,Ltd. Address before: 214434 No.601 Chengshan Road, SHANGUAN Industrial Park, Jiangyin hi tech Zone, Wuxi City, Jiangsu Province Patentee before: JIANGYIN GEARBOX MANUFACTURING CO.,LTD. |
|
| TR01 | Transfer of patent right |