Multi-wedge belt transmission mechanism of transverse swinging and longitudinal moving type tractor

Abstract

The invention relates to the technical field of poly V-belt transmission, and discloses a poly V-belt transmission mechanism of a transverse swinging and longitudinal moving type tractor, which comprises a diesel engine, a crankshaft transmission shaft of the diesel engine is rotatably connected with a clutch mechanism, and an output shaft of the clutch mechanism is fixedly provided with a poly V-belt wheel. The gearbox main shaft is connected with the poly V-belt transmission mechanism through a belt, and the driving wheel is fixedly installed on the gearbox output half shaft, so that the tractor completes reversing and speed changing. And the power output shaft is fixedly mounted on the gearbox. Compared with a traditional power transmission mechanism, the power transmission mechanism has the advantages of being compact in structure, light in weight, low in noise and the like, provides operation power for agricultural implements, reduces power output loss of the power and improves operation efficiency of the agricultural implements.

Description

Technical Field

[0001] The invention relates to a multi-V belt transmission mechanism for a transverse swing and longitudinal movement type tractor, belonging to the technical field of agricultural machinery in hilly and mountainous areas. Background Art

[0002] The degree of agricultural mechanization in hilly and mountainous areas is relatively low. The main reason is that the existing crawler tractors have limited applicability on these terrains, especially when operating on sloping farmland. On terrain with a large slope, the adhesion of the crawlers on both sides of the tractor is uneven, resulting in uneven distribution of traction, affecting the operating efficiency, and the existing tractor transmission system is often not suitable for operating requirements under complex terrain. Therefore, in response to the defects existing in the use of tractors, the present invention provides a multi-V belt transmission mechanism for a horizontal swing and longitudinal movement tractor. The use of a multi-V belt transmission mechanism can improve the stability and load-bearing capacity of the transmission, adapt to the power transmission requirements under complex terrain, improve the transmission efficiency, enhance the transmission accuracy, and ensure a significant increase in operating efficiency. Summary of the invention

[0003] The purpose of the embodiment of the present invention is to overcome the shortcomings of the existing technology and provide a multi-V belt transmission mechanism for a lateral swing and longitudinal movement tractor to solve the defects of the above-mentioned background technology of the transmission mechanism of the adjustable center of gravity crawler tractor that is too complicated, interferes with its center of gravity adjustment function, and has a large power transmission loss. The present invention uses a new transmission mechanism with a simple overall structure and enhances its power transmission efficiency, thereby effectively improving the working efficiency of the adjustable center of gravity crawler tractor.

[0004] To achieve the above-mentioned purpose, the technical solution adopted by the present invention to solve its technical problem is: a multi-V belt transmission mechanism of a lateral swing and longitudinal movement tractor, including a diesel engine, the diesel engine is fixedly installed on an unleveled frame, the end of the diesel engine is rotatably connected to a crankshaft, the end of the crankshaft is rotatably installed with a flywheel, the flywheel is installed with a clutch disc, the clutch disc is installed with a clutch pressure plate through a spring, the clutch housing is fixedly installed on the diesel engine, the output shaft rotates on the clutch pressure plate, and the multi-V belt pulley 1 is connected to the output shaft through a spline.

[0005] In a preferred embodiment, the multi-V belt pulley 1 is connected to the multi-V belt pulley 2 via a belt 1, the tensioner assembly is fixedly mounted on the clutch housing, and the belt 1 is connected through the multi-V belt pulley 1, the multi-V belt pulley 2 and the tensioner assembly.

[0006] In a preferred embodiment, the wedge pulley 2 is spline-connected to the central rotating shaft, and the central rotating shaft is rotatably mounted with the vertical bearing seat assembly 1 and the vertical bearing seat assembly 2, and the deep groove ball bearings 1 and 2 are in rolling contact with the central rotating shaft.

[0007] In a preferred embodiment, the vertical bearing seat assembly 1 and the vertical bearing seat assembly 2 are fixedly installed on the frame without leveling.

[0008] In a preferred embodiment, the multi-V belt pulley 3 is spline-connected to a central rotating shaft, and the multi-V belt pulley 3 is connected to the multi-V belt pulley 4 via a belt 2 .

[0009] In a preferred embodiment, the multi-V belt pulley 3 is splined to the central rotating shaft, and the multi-V belt pulley 3 is connected to the multi-V belt pulley 4 through a belt 2. The multi-V belt pulley 4 is splined to the gearbox shaft, the gearbox is rotationally connected to the tractor PTO assembly, and the gearbox is rotationally connected to the walking system assembly.

[0010] In the present invention, the multi-V belt transmission mechanism of the transverse and longitudinal moving tractor adopts a multi-V belt pulley structure. Compared with the power structure of the transmission, the overall structural design is simpler, avoiding interference during center adjustment.

[0011] In the present invention, in the multi-V belt transmission mechanism of the transverse and longitudinal moving tractor, the multi-V belt pulley and the power shaft are connected in the form of internal splines to ensure the accuracy and stability of power transmission.

[0012] In the present invention, a multi-V belt transmission mechanism of a lateral swing and longitudinal movement tractor is described, wherein a multi-V belt pulley 2 and a multi-V belt pulley 3 are connected by a rotating center shaft, wherein the rotating center shaft is fixed by a vertical bearing seat assembly 1 and a vertical bearing seat assembly 2, thereby ensuring that the power loss during the transmission process is small, and the overall design structure is simple and reliable.

[0013] The invention has a reasonable design. Compared with other transmission mechanism designs, the multi-V belt pulley structure adopted in this design will not cause interference during the adjustment of the tractor's center of gravity. While ensuring the stability and reliability of the design structure, it also ensures the stability, reliability and efficiency of power transmission, improves the power performance of the tractor, and enhances the working efficiency. It is worthy of promotion and use. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall structure of a multi-V belt transmission mechanism applied to a crawler tractor with adjustable center of gravity according to the present invention; Figure 2 A schematic diagram of a tensioning wheel assembly applied to a multi-V belt transmission mechanism of a crawler tractor with adjustable center of gravity according to the present invention; Figure 3 This is a vertical bearing seat assembly diagram of a multi-V belt transmission mechanism for a crawler tractor with adjustable center of gravity according to the present invention; In the figure: 1-diesel engine; 2-crankshaft; 3-flywheel; 4-clutch disc; 5-clutch pressure plate; 6-output shaft; 7-clutch housing; 8-multi-V belt pulley 1; 9-belt 1; 10-tensioner assembly; 101-tensioner; 102-deep groove ball bearing 3; 103-intermediate shaft; 11-vertical bearing seat assembly 1; 111-deep groove ball bearing 1; 112-vertical bearing seat 1; 13-unleveling frame; 14-vertical bearing seat assembly 2; 141-deep groove ball bearing 2; 142-vertical bearing seat 2; 15-multi-V belt pulley 3; 16-belt 2; 17-multi-V belt pulley 4; 18-gearbox shaft; 19-gearbox; 20-driver's seat assembly; 21-PTO assembly; 22-gearbox support frame; 23-travel system assembly; 24-multi-V belt pulley 2. DETAILED DESCRIPTION

[0015] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0016] See also Figure 1-3 The present invention provides a technical solution: a multi-V belt transmission mechanism for a crawler tractor with adjustable center of gravity, comprising: a diesel engine (1), the diesel engine (1) is fixedly mounted on a non-leveling frame (13), the end of the diesel engine (1) is rotatably connected to a crankshaft (2), the end of the crankshaft (2) is rotatably mounted on a flywheel (3), the flywheel (3) is mounted with a clutch disc (4), the clutch disc (4) is mounted with a clutch pressure plate (5) via a spring, the clutch housing (7) is fixedly mounted on the diesel engine (1), the output shaft (6) is rotatably mounted on the clutch pressure plate (5), and the multi-V belt pulley 1 (8) is connected to the output shaft via a spline (6), the multi-V belt pulley 2 (24) is connected to the multi-V belt pulley 1 (8) via the belt 1 (9), the multi-V belt pulley 2 (24) is splined to the central rotating shaft (12), the multi-V belt pulley 3 (15) is splined to the central rotating shaft (12), the multi-V belt pulley 3 (15) is connected to the multi-V belt pulley 4 (17) via the belt 2 (16), the multi-V belt pulley 4 (17) is rotatably connected to the gearbox shaft (18), the gearbox shaft (18) is fixedly mounted with a gearbox (19), the gearbox (19) is rotatably connected to the tractor PTO assembly (21), and the gearbox (19) is rotatably connected to (23) the walking system assembly.

[0017] See also Figure 1-3In this example, the multi-V belt pulley 1 (8) and the output shaft (6) are connected by an internal spline to transmit the diesel engine power. The multi-V belt pulley 1 (8) and the multi-V belt pulley 2 (24) are connected by a belt 1 (9) to complete the power transmission. The tensioning pulley assembly (10) is fixedly mounted on the clutch housing (7) to provide tensioning force for the belt 1 (9) to prevent slipping. The multi-V belt pulley 2 (24) is spline-connected to the central rotating shaft (12). The central rotating shaft (12) is rotatably mounted with the vertical bearing seat assembly 1 (11) and the vertical bearing seat assembly 2 (14), and is in rolling contact with the central rotating shaft through the deep groove ball bearing (111) and the deep groove ball bearing (141).

[0018] See also Figure 1-3 In this example, the multi-V belt pulley 3 (15) is spline-connected to the central rotating shaft (12), the multi-V belt pulley 3 (15) is connected to the multi-V belt pulley 4 (17) via a belt 2 (16) to complete power transmission, the multi-V belt pulley 4 (17) is spline-connected to the gearbox shaft (18), the gearbox (19) is rotationally connected to the tractor PTO assembly (21), and the gearbox (19) is rotationally connected to (23) the walking system assembly.

[0019] See also Figure 2 In this example, the central shaft (103) is fixedly mounted on the clutch housing (7), wherein the deep groove ball bearings 3 (102) are fixedly mounted on both ends of the central shaft (103), and the tensioning wheel (101) is rotatably mounted on the deep groove ball bearings (102) at both ends.

[0020] See also Figure 2 In this example, the vertical bearing seat 1 (112) is fixedly mounted on the non-leveling frame (13), and the deep groove ball bearing 1 is installed inside the vertical bearing seat 1 (112).

[0021] Working principle: The multi-V belt transmission mechanism of a transverse and longitudinal moving tractor described in the diesel engine adopts a multi-V belt pulley structure. Compared with the power structure of the transmission, the overall structural design is simpler, avoiding interference during center adjustment.

[0022] In the present invention, in the multi-V belt transmission mechanism of the transverse and longitudinal moving tractor, the multi-V belt pulley and the power shaft are connected in the form of internal splines to ensure the accuracy and stability of power transmission.

[0023] In the present invention, a multi-V belt transmission mechanism of a lateral swing and longitudinal movement tractor is described, wherein a multi-V belt pulley 2 and a multi-V belt pulley 3 are connected by a rotating center shaft, wherein the rotating center shaft is fixed by a vertical bearing seat assembly 1 and a vertical bearing seat assembly 2, thereby ensuring that the power loss during the transmission process is small, and the overall design structure is simple and reliable.

[0024] The invention has a reasonable design. Compared with other transmission mechanism designs, the multi-V belt pulley structure adopted in this design will not cause interference during the adjustment of the tractor's center of gravity. While ensuring the stability and reliability of the design structure, it also ensures the stability, reliability and efficiency of power transmission, improves the power performance of the tractor, and enhances the working efficiency. It is worthy of promotion and use.

[0025] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0026] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical scheme and inventive concept of the present invention within the technical scope disclosed by the present invention, which should be covered by the protection scope of the present invention.

[0027] The preferred embodiments of the present invention disclosed above are only used to help illustrate the present invention. The preferred embodiments do not describe all the details in detail, nor do they limit the invention to the specific implementation methods described. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the present invention, so that those skilled in the art can understand and use the present invention well. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. A multi-V belt transmission mechanism for a tractor with a lateral swing and longitudinal movement, characterized in that: include: A diesel engine (1), wherein the diesel engine (1) is fixedly mounted on an unleveled frame (13), the end of the diesel engine (1) is rotatably connected to a crankshaft (2), the end of the crankshaft (2) is rotatably mounted on a flywheel (3), the flywheel (3) is mounted on a clutch disc (4), the clutch disc (4) is mounted on a clutch pressure disc (5) via a spring, the clutch housing (7) is fixedly mounted on the diesel engine (1), the output shaft (6) is rotatably mounted on the clutch pressure disc (5), the multi-V belt pulley 1 (8) is connected to the output shaft (6) via a spline, and the multi-V belt pulley 2 (24) is connected via a belt 1 (9) connected to the multi-V belt pulley 1 (8), the multi-V belt pulley 2 (24) is splined to the central rotating shaft (12), the multi-V belt pulley 3 (15) is splined to the central rotating shaft (12), the multi-V belt pulley 3 (15) is connected to the multi-V belt pulley 4 (17) via the belt 2 (16), the multi-V belt pulley 4 (17) is rotatably connected to the gearbox shaft (18), the gearbox shaft (18) is fixedly mounted with a gearbox (19), the gearbox (19) is rotatably connected to the tractor PTO assembly (21), and the gearbox (19) is rotatably connected to (23) the walking system assembly.

2. The multi-V belt transmission mechanism of a tractor of a swaying and longitudinally moving type according to claim 1, characterized in that: The multi-V belt pulley 1 (8) is connected to the output shaft (6) by an internal spline to transmit diesel engine power. The multi-V belt pulley 1 (8) is connected to the multi-V belt pulley 2 (24) by a belt 1 (9) to complete power transmission. The tensioning wheel assembly (10) is fixedly mounted on the clutch housing (7) to provide tensioning force for the belt 1 (9) to prevent slipping. The multi-V belt pulley 2 (24) is spline-connected to the central rotating shaft (12). The central rotating shaft (12) is rotatably mounted with the vertical bearing seat assembly 1 (11) and the vertical bearing seat assembly 2 (14). The deep groove ball bearings (111) and the deep groove ball bearings (141) are in rolling contact with the central rotating shaft, thereby achieving a simpler transmission mechanism and avoiding interference when the center of gravity is adjusted.

3. The multi-V belt transmission mechanism of the tractor of the transverse and longitudinal movement type according to claim 1, characterized in that: The multi-V belt pulley 3 (15) is spline-connected to the central rotating shaft (12); the multi-V belt pulley 3 (15) is connected to the multi-V belt pulley 4 (17) via a belt 2 (16) to complete power transmission; the multi-V belt pulley 4 (17) is spline-connected to the gearbox shaft (18); the gearbox (19) is rotationally connected to the tractor PTO assembly (21); the gearbox (19) is rotationally connected to (23) the walking system assembly, thereby achieving higher efficiency and higher precision in power transmission.

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