CN220566515U

CN220566515U - High-horsepower square baler transmission case

Info

Publication number: CN220566515U
Application number: CN202320992961.XU
Authority: CN
Inventors: 陈永刚; 来哲; 潘佳; 戴虎; 杨水余; 周焕辉
Original assignee: Hangzhou Advance Gearbox Group Co Ltd
Current assignee: Hangzhou Advance Gearbox Group Co Ltd
Priority date: 2023-04-27
Filing date: 2023-04-27
Publication date: 2024-03-08
Anticipated expiration: 2033-04-27

Abstract

The utility model relates to a high-horsepower square baler transmission box which comprises a box body assembly, an input shaft assembly, an intermediate shaft assembly, an inert wheel assembly, an output shaft assembly, a main output shaft assembly and an oil pump output assembly, wherein the input shaft assembly is in transmission with the intermediate shaft assembly and the oil pump output assembly which are supported in the box body assembly, the intermediate shaft assembly is in transmission with the main output shaft assembly which is supported in the box body assembly and two ends of the intermediate shaft assembly penetrate out of the box body assembly, the intermediate shaft assembly is in transmission with the output shaft assembly through the idle wheel assembly, the input shaft assembly comprises an input shaft, the end part of the input shaft is provided with a bevel gear, the intermediate shaft assembly comprises an intermediate shaft, a large bevel gear is fixed on the intermediate shaft, and the intermediate shaft and the input shaft are in meshed transmission through the bevel gear and the large bevel gear. The transmission case has the functions of one-way input and five-way output, and is compact in structure and reliable in operation.

Description

High-horsepower square baler transmission case

Technical Field

The utility model relates to the technical field of gear boxes, in particular to a high-horsepower square baler transmission box.

Background

Square balers refer to machines used to bale grass. Most of gear box products for square balers in the market at present transmit power by an input and two output structure or transmit power by two gear boxes with different functions respectively, the output space of the gear boxes cannot be fully utilized, and there is room for improvement in the arrangement of a transmission system. The small horsepower bundling machine in China has more matched transmission boxes and more products, but the large horsepower section Fang Kun machine is in the just-started stage in China, and no matched transmission box is suitable.

Disclosure of Invention

In order to solve the technical problems, the utility model aims to provide a high-horsepower square baler transmission case which is compact in structure and has multiple power outputs.

In order to achieve the above object, the present utility model adopts the following technical scheme:

the utility model provides a high horsepower square baler transmission case, includes box subassembly, input shaft subassembly, jackshaft subassembly, idler wheel subassembly, output shaft subassembly, main output shaft subassembly and oil pump output subassembly, the one end of input shaft subassembly is supported in the box subassembly through the bearing, and carries out the transmission with jackshaft subassembly, the oil pump output subassembly of supporting in the box subassembly, jackshaft subassembly and support in the box subassembly and the main output shaft subassembly that the box subassembly was worn out at both ends, the jackshaft subassembly is transmitted with the output shaft subassembly through the idler wheel subassembly, input shaft subassembly and oil pump output subassembly are intersecting axle gear drive, be intersecting axle gear drive with the jackshaft subassembly, idler wheel subassembly, output shaft subassembly, main output shaft subassembly are parallel shaft gear drive, the input shaft subassembly includes the input shaft, the tip of input shaft is equipped with the conical gear, the jackshaft subassembly includes the jackshaft, be fixed with big bevel gear and input shaft on the jackshaft and carry out the transmission through the meshing of conical gear and big bevel gear.

As the preferable scheme, the box body assembly comprises a front box body and a rear box body which are fixed through bolts, the input shaft assembly, the intermediate shaft assembly, the idler wheel assembly, the output shaft assembly and the oil pump output assembly are all arranged in the front box body, and the main output shaft assembly is arranged in the rear box body.

As the preferred scheme, the both ends of input shaft rotate with box subassembly through conical bearing A, conical bearing B respectively and are connected, still be equipped with oil pump input gear between conical bearing A and the conical gear, the outside of the epaxial circumference bearing B of input still is equipped with lock nut, lock nut's outside still is equipped with the input shaft sealed lid.

As the preferable scheme, all be equipped with hole check ring on the box subassembly inner wall of the inside and outside both sides of sealed lid of input shaft, still be equipped with lip seal circle A between sealed lid of input shaft and the input shaft, be equipped with O shape circle A between sealed lid of input shaft and the inner wall of box subassembly.

As the preferred scheme, oil pump output subassembly includes oil pump support and oil pump output shaft, the oil pump support inlays to be established on the box subassembly, and still is equipped with O shape circle C between oil pump support and the box subassembly, the oil pump output shaft is supported in the oil pump support through ball bearing A, ball bearing B, be equipped with on the oil pump output shaft with oil pump input gear intermeshing's bevel gear, the outside of oil pump support still is equipped with the apron.

As the preferable scheme, the both ends of jackshaft are supported in box subassembly through conical bearing A, conical bearing B respectively, and still be equipped with the jackshaft end cover that covers jackshaft both ends on the box subassembly, still be fixed with drive gear A on the jackshaft.

Preferably, the idler assembly comprises an idler shaft and an idler, the idler is supported on the idler shaft through a roller bearing A, the idler shaft is fixed on the box assembly, an O-shaped ring B is further arranged between the idler shaft and the box assembly, and the idler is meshed with the transmission gear A.

As the preferred scheme, the output shaft subassembly includes the output shaft to and fix the transmission gear B on the output shaft, transmission gear B and idler meshing, the output shaft passes through roller bearing B and supports in the box subassembly, be fixed with the output shaft end cover on the box subassembly, two output shaft end covers are run through respectively at the both ends of output shaft, still be equipped with lip seal circle B between output shaft end cover and the output shaft, still be equipped with bowl shape stopper piece on the output shaft.

As the preferred scheme, main output shaft subassembly includes main output shaft, main output shaft passes through roller bearing C and supports in the box subassembly, be fixed with main output gear on the main output shaft, main output gear and drive gear A meshing, be fixed with main output shaft end cover on the box subassembly, two main output shaft end covers are run through respectively at main output shaft's both ends, be equipped with lip seal circle C between main output shaft end cover and the main output shaft.

As a preferable scheme, zero backlash engagement is adopted between the transmission gear A and the main output gear as well as between the transmission gear A and the idler gear and between the idler gear and the transmission gear B.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, the input shaft assembly, the intermediate shaft assembly, the idler wheel assembly, the output shaft assembly, the main output shaft assembly and the oil pump output assembly are arranged in the box body assembly, so that the transmission box has the function of five paths of power output of one path of power input, and the whole transmission box is compact in structure and reliable in operation by reasonably arranging the positions among the assemblies.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiments of the application and together with the description serve to explain the application and do not limit the application.

FIG. 1 is a schematic side view of the present utility model;

FIG. 2 is a schematic diagram of the front structure of the present utility model;

FIG. 3 is a cross-sectional view A-A of FIG. 1;

FIG. 4 is a cross-sectional view B-B of FIG. 1;

FIG. 5 is a cross-sectional view of C-C of FIG. 1;

fig. 6 is a transmission schematic diagram of the present utility model.

The reference numerals are: 100. a housing assembly; 1. a front case; 2. a rear case; 200. an input shaft assembly; 3. an input shaft; 4. an oil pump input gear; 5. a conical bearing A; 6. a conical bearing B; 7. a lock nut; 8. an input shaft seal cover 9, an O-ring a; 10. a retainer ring for holes; 11. a lip seal ring A; 300. an intermediate shaft assembly; 12. an intermediate shaft; 13. a large bevel gear; 14. a cone bearing A; 15. a cone bearing B; 16. an intermediate shaft end cap; 400. an idler assembly; 17. an idler shaft; 18. an idler; 19. a roller bearing A; 20. an O-ring B; 500. an output shaft assembly; 21. an output shaft; 22. a roller bearing B; 23. an output shaft end cap; 24. a lip seal ring B; 25. bowl-shaped plug pieces; 600. a main output shaft assembly; 26. a main output shaft; 27. a main output gear; 28. a roller bearing C; 29. a main output shaft end cover; 30. a lip seal ring C; 700. an oil pump output assembly; 31. an oil pump output shaft; 32. an oil pump bracket; 33. a cover plate; 34. a ball bearing A; 35. a ball bearing B; 36. o-ring C.

Description of the embodiments

It should be noted that the following detailed description is illustrative and is intended to provide further explanation of the present application. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the present application. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.

Furthermore, in the description of the present utility model, it should be understood that the terms "center," "longitudinal," "transverse," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "clockwise," "counterclockwise," etc. indicate or are based on the orientation or positional relationship shown in the drawings, merely for convenience of description and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, unless otherwise specified, the meaning of "a plurality" is two or more, unless otherwise clearly defined.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

The utility model is further illustrated by the following examples in conjunction with the accompanying drawings:

as shown in fig. 1 to 6, a transmission case of a high horsepower square baler comprises a case assembly 100, an input shaft assembly 200, an intermediate shaft assembly 300, an idler wheel assembly 400, an output shaft assembly 500, a main output shaft assembly 600 and an oil pump output assembly 700, wherein one end of the input shaft assembly 200 is supported in the case assembly 100 through a bearing and is transmitted with the intermediate shaft assembly 300 and the oil pump output assembly 700 supported in the case assembly 200, the intermediate shaft assembly 300 is transmitted with the main output shaft assembly 600 supported in the case assembly 100 and two ends of which penetrate out of the case assembly 100, the intermediate shaft assembly 300 is transmitted with the output shaft assembly 500 through the idler wheel assembly 400, the input shaft assembly 200 and the oil pump output assembly 700 are arranged in an angle, the intermediate shaft assembly 300, the idler wheel assembly 400, the output shaft assembly 500 and the main output shaft assembly 600 are mutually parallel and are mutually perpendicular to the input shaft assembly 200, the input shaft assembly 200 comprises an input shaft 3, the end of the input shaft 3 is provided with a bevel gear, the intermediate shaft assembly 300 comprises an intermediate shaft 12, the intermediate shaft 12 is fixedly provided with a bevel gear 13, and the intermediate shaft 12 is meshed with the bevel gear 13 through the bevel gear and the bevel gear.

The box body assembly and each assembly in the box body assembly can enable the transmission box to realize one input and five outputs, the input shaft component is connected with a traction high-horsepower tractor, the output of the left side and the right side of the output shaft component can drive the pickup feeding device, and the output of the left side and the right side of the main output shaft component can drive the compression bundling device; the drivable oil pump output member can drive the oil pump.

The two ends of the input shaft 3 are respectively supported on the box body assembly 100 through a conical bearing A5 and a conical bearing B6, an oil pump input gear 4 is further arranged between the conical bearing A5 and the conical gear, a lock nut 7 is further arranged on the outer side of the circumferential bearing B6 on the input shaft 3, and an input shaft sealing cover 8 is further arranged on the outer side of the lock nut 7. Hole check rings 10 are arranged on the inner walls of the box body assembly 100 on the inner side and the outer side of the input shaft sealing cover 8, a lip-shaped sealing ring A11 is further arranged between the input shaft sealing cover 8 and the input shaft 3, and an O-shaped ring A9 is arranged between the input shaft sealing cover 8 and the inner wall of the box body assembly 100.

The oil pump output assembly 700 comprises an oil pump support 32 and an oil pump output shaft 31, the oil pump support 32 is embedded on the box body assembly 100, an O-shaped ring C36 is further arranged between the oil pump support 32 and the box body assembly 100, the oil pump output shaft 31 is supported in the oil pump support 32 through a ball bearing A34 and a ball bearing B35, a bevel gear meshed with the oil pump input gear 4 is arranged on the oil pump output shaft 31, and a cover plate 33 is further arranged on the outer side of the oil pump support 32.

The two ends of the intermediate shaft 12 are respectively supported in the box assembly 100 through a conical bearing A14 and a conical bearing B15, the box assembly 100 is also provided with intermediate shaft end covers 16 covering the two ends of the intermediate shaft 12, and the intermediate shaft 12 is also fixed with a transmission gear A. The idler assembly 400 comprises an idler shaft 17 and an idler 18, the idler 18 is supported on the idler shaft 17 through a roller bearing A19, the idler shaft 17 is fixed on the box assembly 100, an O-ring B20 is arranged between the idler shaft 17 and the box assembly 100, and the idler 18 is meshed with the transmission gear A.

The output shaft assembly 500 comprises an output shaft 21 and a transmission gear B fixed on the output shaft 21, the transmission gear B is meshed with the idler pulley 18, the output shaft 21 is supported in the box assembly 100 through a roller bearing B22, an output shaft end cover 23 is fixed on the box assembly 100, two ends of the output shaft 21 respectively penetrate through the two output shaft end covers 23, a lip-shaped sealing ring B24 is further arranged between the output shaft end cover 23 and the output shaft 21, and a bowl-shaped plug 25 is further arranged on the output shaft 21.

The main output shaft assembly 600 comprises a main output shaft 26, the main output shaft 26 is supported in the box assembly 100 through a roller bearing C28, a main output gear 27 is fixed on the main output shaft 26, the main output gear 27 is meshed with a transmission gear A, a main output shaft end cover 29 is fixed on the box assembly 100, two ends of the main output shaft 26 respectively penetrate through the two main output shaft end covers 29, and a lip seal ring C30 is arranged between the main output shaft end cover 29 and the main output shaft 26.

Zero backlash engagement is adopted between the transmission gear A and the main output gear 27, and between the transmission gear A and the idler gear 18, and between the idler gear 18 and the transmission gear B; the problem of abnormal sound generated by regular gear impact generated by each rotation of a crankshaft of a compression bundling device carried by a main output shaft is solved.

The box assembly 100 comprises a front box 1 and a rear box 2 which are fixed through bolts, the input shaft assembly 200, the intermediate shaft assembly 300, the idler wheel assembly 400, the output shaft assembly 500 and the oil pump output assembly 700 are all arranged in the front box, and the main output shaft assembly 600 is arranged in the rear box 2. The whole box separation is reasonable, the bevel gear and the large bevel gear which are arranged on the input shaft are convenient for the engagement, pairing, adjustment and disassembly of the two pairs of bevel gears such as the bevel gear which are arranged on the oil pump input gear and the oil pump output shaft. The whole transmission structure is compact and convenient to disassemble and assemble.

The working specific implementation mode of the utility model is as follows: the power is transmitted from the input shaft and is divided into two parts, and one part is transmitted to the output shaft of the oil pump from the input gear of the oil pump in interference fit with the input shaft, so that the oil pump is driven; one path of power is transmitted to the large bevel gear on the intermediate shaft part through the input shaft. The large bevel gear is in spline connection with the intermediate shaft, power is divided into two parts again through a gear on the intermediate shaft, one part of power is transmitted to the main output gear, the main output gear is in spline connection with the main output shaft, and the left side and the right side of the main output shaft are output to drive the compression bundling device; the other path is transmitted to the idler wheel and then to the output shaft, and the left and right sides of the output shaft are output to drive the pick-up feeding device. The transmission case has the characteristics of compact structure, convenient disassembly and assembly, reliable work and low noise.

In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Although embodiments of the present utility model have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives and variations may be made to the above embodiments by those skilled in the art without departing from the spirit and principles of the utility model, and any simple modification, equivalent variation and modification of the above embodiments in light of the technical principles of the utility model may be made within the scope of the present utility model.

Claims

1. A high horsepower square baler transmission case is characterized in that: comprises a box body assembly (100), an input shaft assembly (200), an intermediate shaft assembly (300), an idler wheel assembly (400), an output shaft assembly (500), a main output shaft assembly (600) and an oil pump output assembly (700), one end of the input shaft assembly (200) is supported in the box body assembly (100) through a bearing and is in transmission with the intermediate shaft assembly (300) and the oil pump output assembly (700) supported in the box body assembly (100), the intermediate shaft assembly (300) is in transmission with the main output shaft assembly (600) which is supported in the box body assembly (100) and two ends of the intermediate shaft assembly penetrate out of the box body assembly (100), the intermediate shaft assembly (300) is in transmission with the output shaft assembly (500) through the idler wheel assembly (400), the input shaft assembly (200) and the oil pump output assembly (700) are in transmission with an intersecting shaft gear, the intermediate shaft assembly (300) is in transmission with an intersecting shaft gear, the intermediate shaft assembly (300), the intermediate shaft assembly (400), the output shaft assembly (500) and the main output shaft assembly (600) are in transmission with a parallel shaft gear, the input shaft assembly (200) comprises an input shaft (3), the end part of the intermediate shaft (3) is provided with a bevel gear (12), the intermediate shaft (12) and the input shaft (3) are driven by the engagement of the bevel gear and the large bevel gear.

2. The high horsepower square baler transmission case of claim 1, wherein the case assembly (100) includes a front case (1) and a rear case (2) fixed by bolts, the input shaft assembly (200), the intermediate shaft assembly (300), the idler shaft assembly (400), the output shaft assembly (500) and the oil pump output assembly (700) are all disposed in the front case, and the main output shaft assembly (600) is disposed in the rear case (2).

3. The transmission case of the high-horsepower square baler according to claim 1, wherein two ends of the input shaft (3) are respectively supported on the case assembly (100) through a conical bearing A (5) and a conical bearing B (6), an oil pump input gear (4) is further arranged between the conical bearing A (5) and the conical gear, a lock nut (7) is further arranged on the outer side of the conical bearing B (6) on the input shaft (3), and an input shaft sealing cover (8) is further arranged on the outer side of the lock nut (7).

4. A transmission case of a high horsepower square baler according to claim 3, characterized in that the inner walls of the box body assembly (100) on the inner side and the outer side of the input shaft sealing cover (8) are respectively provided with a hole retainer ring (10), a lip-shaped sealing ring a (11) is further arranged between the input shaft sealing cover (8) and the input shaft (3), and an O-shaped ring a (9) is arranged between the input shaft sealing cover (8) and the inner wall of the box body assembly (100).

5. A high horsepower square baler transmission case according to claim 3, characterized in that the oil pump output assembly (700) comprises an oil pump bracket (32) and an oil pump output shaft (31), the oil pump bracket (32) is embedded on the case assembly (100), an O-ring C (36) is further arranged between the oil pump bracket (32) and the case assembly (100), the oil pump output shaft (31) is supported in the oil pump bracket (32) through a ball bearing a (34) and a ball bearing B (35), a bevel gear meshed with the oil pump input gear (4) is arranged on the oil pump output shaft (31), and a cover plate (33) is further arranged on the outer side of the oil pump bracket (32).

6. The transmission case of the high-horsepower square baler according to claim 1, wherein two ends of the intermediate shaft (12) are respectively supported in the case assembly (100) through a cone bearing a (14) and a cone bearing B (15), intermediate shaft end covers (16) covering two ends of the intermediate shaft (12) are further arranged on the case assembly (100), and a transmission gear a is further fixed on the intermediate shaft (12).

7. The high horsepower square baler transmission case according to claim 6, characterized in that the idler assembly (400) comprises an idler shaft (17) and an idler (18), the idler (18) is supported on the idler shaft (17) through a roller bearing a (19), the idler shaft (17) is fixed on the case assembly (100), and an O-ring B (20) is further provided between the idler shaft (17) and the case assembly (100), and the idler (18) is meshed with the transmission gear a.

8. The high-horsepower square baler transmission case according to claim 7, characterized in that the output shaft assembly (500) comprises an output shaft (21) and a transmission gear B fixed on the output shaft (21), the transmission gear B is meshed with the idler gear (18), the output shaft (21) is supported in the case assembly (100) through a roller bearing B (22), an output shaft end cover (23) is fixed on the case assembly (100), two ends of the output shaft (21) respectively penetrate through the two output shaft end covers (23), a lip seal ring B (24) is further arranged between the output shaft end cover (23) and the output shaft (21), and a bowl-shaped plug piece (25) is further arranged on the output shaft (21).

9. The high horsepower square baler transmission case according to claim 6, characterized in that the main output shaft assembly (600) comprises a main output shaft (26), the main output shaft (26) is supported in the case assembly (100) through a roller bearing C (28), a main output gear (27) is fixed on the main output shaft (26), the main output gear (27) is meshed with the transmission gear a, a main output shaft end cover (29) is fixed on the case assembly (100), two ends of the main output shaft (26) respectively penetrate through the two main output shaft end covers (29), and a lip seal ring C (30) is arranged between the main output shaft end covers (29) and the main output shaft (26).

10. A high horsepower square baler gearbox according to claim 8 or 9, characterised in that zero backlash engagement is employed between the drive gear a and the main output gear (27) and between the drive gear a and the idler (18), and between the idler (18) and the drive gear B.