CN210510164U

CN210510164U - Parallel syntropy dual output gear box

Info

Publication number: CN210510164U
Application number: CN201921521259.5U
Authority: CN
Inventors: 莫丹君
Original assignee: Zhejiang Hongye Agricultural Equipment Science And Technology Ltd
Current assignee: Zhejiang Hongye hi tech Intelligent Equipment Co., Ltd
Priority date: 2019-09-12
Filing date: 2019-09-12
Publication date: 2020-05-12
Anticipated expiration: 2029-09-12

Abstract

The utility model provides a parallel syntropy dual output gear box belongs to transmission machinery technical field. It has solved and has all had the problem that the connection has the later stage maintenance inconvenience between current axle and each box. The parallel equidirectional double-output gear box comprises a main box body, a left box body and a right box body, wherein the left box body and the right box body are identical in structure, an input shaft is arranged on the main box body, a first auxiliary shaft and a second auxiliary shaft which are perpendicular to the input shaft and are connected and driven through bevel gears are arranged on two sides of the main box body respectively, a first output shaft is arranged in the left box body and is connected and driven with the first auxiliary shaft through the bevel gears, a second output shaft is arranged in the right box body and is connected and driven with the second auxiliary shaft through the bevel gears, the first auxiliary shaft and the second auxiliary shaft are of split structures, splines are arranged at joints and are connected through spline sleeves, and cylindrical pins are radially arranged. The utility model discloses connection structure between counter shaft and the box improves and makes it have later stage maintenance more convenient advantage.

Description

Parallel syntropy dual output gear box

Technical Field

The utility model belongs to the technical field of the transmission machinery, a gear box, in particular to parallel syntropy dual output gear box is related to.

Background

The gear box is a power transmission mechanism, can convert the revolution of the electric motor to the required revolution and can change the torque, in the mechanism used for transmitting power and movement at present, the application range of the gear box is quite wide, almost all the traces of the gear box can be seen in the transmission of various machines, the gear box can be seen from ships, automobiles and locomotives of vehicles, heavy machinery for construction, processing machines and automatic production equipment used in the mechanical industry, common household appliances and clocks in daily life, and the like, and the gear box can be applied from the transmission work of large power, to the small load and the accurate angle transmission, so the gear box is widely applied to speed and torque conversion equipment. The gearbox needs to use a double-output gearbox in a certain structure in the application of agricultural machinery, particularly, a reel of the gearbox is driven by the double-output gearbox with two output shafts parallel to each other in a harvester, the conventional double-output gearbox is of an integrated structure at present, namely, a main box body and a branch box body are fixedly connected, and a transmission shaft is a single shaft, so that the gearbox needs to be integrally disassembled after a fault occurs, and the problem of inconvenient later maintenance due to the fact that the shaft is connected with each box body is solved.

Disclosure of Invention

The utility model aims at the above-mentioned problem that exists among the prior art, provide a connection structure between counter shaft and the box improves and makes it have later stage maintenance more convenient parallel syntropy dual output gear box.

The purpose of the utility model can be realized by the following technical proposal: the parallel equidirectional double-output gear box comprises a main box body, a left box body and a right box body, wherein the left box body and the right box body are respectively arranged on two sides of the main box body and are connected through a shaft, and the left box body and the right box body are identical in structure.

The principle of the parallel same-direction double-output gearbox is as follows: the first auxiliary shaft and the second auxiliary shaft are driven to rotate through the input shaft respectively, the first auxiliary shaft and the second auxiliary shaft are located on two sides of the input shaft respectively and run through the same gear in a meshed mode, so that the rotating directions of the first auxiliary shaft and the second auxiliary shaft are opposite to each other, the first output shaft and the second output shaft which are connected with the first auxiliary shaft and the second auxiliary shaft respectively rotate in the same direction, further, the gear box is fixed through the split type of the two auxiliary shafts and the cylindrical pin through the spline sleeve, independent disassembly and maintenance of the left box body and the right box body are facilitated, the main box body is not influenced in the disassembly process, the connection structure is simple, the cylindrical pin can be directly separated after being extracted, the disassembly time for later-stage gear box maintenance is greatly shortened, the number of required disassembly tools is small, and the.

In the parallel equidirectional double-output gearbox, the bearings for supporting the first auxiliary shaft and the second auxiliary shaft are respectively clamped on two side walls of the main gearbox body, and the end surfaces of the bearings are abutted against the bevel gears and are fixed by arranging the clamping rings.

In the parallel same-direction double-output gearbox, the main gearbox body is split, one side of the main gearbox body is sealed through a gearbox cover, and one bearing is clamped in the gearbox cover.

In the parallel equidirectional double-output gear box, the top of the main box body is provided with the access cover which is made of plastic and is fixed with the main box body in an interference fit manner.

In foretell parallel syntropy dual output gear box, the outside of left side box and right box all is linked firmly the apron through the screw.

In the parallel same-direction double-output gearbox, the two spline sleeves are provided with grease nipples.

In the parallel same-direction double-output gearbox, the input shaft, the first output shaft and the second output shaft are parallel to each other, and the output ends of the first output shaft and the second output shaft are located on the same side.

In the parallel equidirectional double-output gear box, the output ends of the first output shaft and the second output shaft are respectively provided with a circle of limiting step with an integrated structure.

In the parallel same-direction double-output gearbox, the first countershaft and the second countershaft are coaxially arranged.

Compared with the prior art, the parallel same-direction double-output gearbox has the advantages that the two auxiliary shafts are designed into a split structure and are connected through the spline sleeve and the cylindrical pin, the later-stage disassembly and maintenance are more convenient, the connecting structure is simple, and the manufacturing cost is low.

Drawings

FIG. 1 is a cross-sectional view of the present parallel co-rotating dual output gearbox.

In the figure, 1, a main box body; 2. a left box body; 3. a right box body; 4. an input shaft; 5. a first auxiliary shaft; 6. a second auxiliary shaft; 7. a first output shaft; 8. a second output shaft; 9. a spline housing; 10. a cylindrical pin; 11. a bearing; 12. a snap ring; 13. a box cover; 14. an access cover; 15. a cover plate; 16. a grease nipple; 17. and a limiting step.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in figure 1, the parallel same-direction double-output gearbox comprises a main box body 1, a left box body 2 and a right box body 3 which are respectively arranged on two sides of the main box body 1 and connected through a shaft, the left box body 2 and the right box body 3 are identical in structure, an input shaft 4 is arranged on the main box body 1, a first auxiliary shaft 5 and a second auxiliary shaft 6 which are perpendicular to the input shaft 4 and connected and driven through a bevel gear are respectively arranged on two sides of the main box body 1, a first output shaft 7 is arranged in the left box body 2, the first output shaft 7 and the first auxiliary shaft 5 are connected and driven through the bevel gear, a second output shaft 8 is arranged in the right box body 3, the second output shaft 8 and the second auxiliary shaft 6 are connected and driven through the bevel gear, the first auxiliary shaft 5 and the second auxiliary shaft 6 are both of split type structures, a spline is arranged at a.

In a further detail, two side walls of the main box body 1 are respectively provided with a bearing 11 used for supporting the first auxiliary shaft 5 and the second auxiliary shaft 6 in a clamping mode, the end face of the bearing 11 is abutted against the bevel gear and is fixed by arranging a clamping ring 12, and the bearing 11 is used for supporting the shaft to run more stably to prevent the shaft from deviating.

Furthermore, the main box body 1 is split, one side of the main box body 1 is sealed through the box cover 13, one bearing 11 is clamped in the box cover 13, the main box body 1 is designed into a split type, and installation of parts such as gears and the like in the main box body 1 is facilitated.

Further, the top of the main box body 1 is provided with an access cover 14, the access cover 14 is fixed by interference fit between the plastic material and the main box body 1, the access cover 14 and the main box body 1 are mutually sealed and can be detached, one is favorable for opening the gear box to observe the inside condition when the gear box is abnormal, and two are convenient for directly adding lubricating oil to the inside of the main box body 1.

Further, the outside of left side box 2 and right box 3 has all linked firmly apron 15 through the screw, and 15 sealing connection of apron, the installation of spare parts such as the box internal gear of being convenient for to with its design in the outside, help appearing in the gear box and help opening it and survey the inside condition with it when unusual, also be convenient for directly toward the inside lubricating oil that adds of box.

Furthermore, the two spline housings 9 are both provided with grease nipples 16, and grease can be filled into the spline housings 9 through the grease nipples 16.

Further, the input shaft 4, the first output shaft 7 and the second output shaft 8 are parallel to each other, the first output shaft 7 and the second output shaft 8 are located on the same side, the first output shaft 7 and the second output shaft 8 are provided with a circle of limiting step 17 of an integrated structure, the output shaft is conveniently mounted in place due to the design of the limiting step 17, and the connection between the limiting step 17 and an external mechanism is more accurate.

Further, the first auxiliary shaft 5 and the second auxiliary shaft 6 are coaxially arranged.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Although the terms of the main casing 1, the left casing 2, the right casing 3, the input shaft 4, the first auxiliary shaft 5, the second auxiliary shaft 6, the first output shaft 7, the second output shaft 8, the spline housing 9, the cylindrical pin 10, the bearing 11, the snap ring 12, the casing cover 13, the access cover 14, the cover plate 15, the grease nipple 16, the limit step 17, and the like are used more frequently, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.

Claims

1. A parallel and same-direction double-output gear box comprises a main box body (1), a left box body (2) and a right box body (3) which are respectively arranged on two sides of the main box body (1) and connected through a shaft, and the left box body (2) and the right box body (3) are identical in structure, and is characterized in that an input shaft (4) is arranged on the main box body (1), a first auxiliary shaft (5) and a second auxiliary shaft (6) which are perpendicular to the input shaft (4) and connected and driven through a bevel gear are respectively arranged on two sides of the main box body (1), a first output shaft (7) is arranged in the left box body (2), the first output shaft (7) and the first auxiliary shaft (5) are connected and driven through the bevel gear, a second output shaft (8) is arranged in the right box body (3), the second output shaft (8) and the second auxiliary shaft (6) are connected and driven through the bevel gear, and the first auxiliary shaft (5), and the joint is provided with a spline and connected through a spline sleeve (9), and a cylindrical pin (10) penetrates through the inside diameter of the spline sleeve (9) to form fixed connection.

2. The parallel equidirectional dual-output gearbox is characterized in that bearings (11) for supporting the first auxiliary shaft (5) and the second auxiliary shaft (6) are respectively clamped on two side walls of the main box body (1), and the end surfaces of the bearings (11) abut against the bevel gears and are fixed by arranging clamping rings (12).

3. The parallel same-direction double-output gearbox according to claim 2, characterized in that the main gearbox body (1) is split type, one side of the main gearbox body is sealed by a box cover (13), and one of the bearings (11) is clamped in the box cover (13).

4. The parallel equidirectional dual-output gearbox is characterized in that an access cover (14) is arranged at the top of the main gearbox body (1), and the access cover (14) is made of plastic and is fixed with the main gearbox body (1) in an interference fit manner.

5. The parallel equidirectional dual-output gearbox as recited in claim 1, characterized in that the cover plates (15) are fixed to the outer sides of said left casing (2) and said right casing (3) by screws.

6. A parallel co-rotating dual output gearbox according to claim 1, characterized in that both said spline housings (9) are provided with grease nipples (16).

7. The parallel same-direction double-output gearbox is characterized in that the input shaft (4), the first output shaft (7) and the second output shaft (8) are parallel to each other, and the output ends of the first output shaft (7) and the second output shaft (8) are located on the same side.

8. The parallel equidirectional dual-output gearbox is characterized in that the output ends of the first output shaft (7) and the second output shaft (8) are respectively provided with a circle of limiting steps (17) in an integrated structure.

9. The parallel same-direction double-output gearbox as claimed in claim 1, characterized in that the first auxiliary shaft (5) and the second auxiliary shaft (6) are coaxially arranged.