CN212803979U

CN212803979U - Transmission shaft for gearbox

Info

Publication number: CN212803979U
Application number: CN202021328846.5U
Authority: CN
Inventors: 姜武; 吕贻福
Original assignee: Qijiang Hongyang Gear Transmission Co ltd
Current assignee: Qijiang Hongyang Gear Transmission Co ltd
Priority date: 2020-07-08
Filing date: 2020-07-08
Publication date: 2021-03-26
Anticipated expiration: 2030-07-08

Abstract

The utility model discloses a transmission shaft for a gearbox, including first transmission shaft, the runner assembly, the second pivot, first joint, cross even axle, the second connects, third pivot and removal subassembly, install the runner assembly on one side outer wall of first transmission shaft, the opposite side of runner assembly is provided with the second pivot, the symmetrical welding has the first joint on one side outer wall of first transmission shaft and second pivot, the cross even axle is installed in the rotation on the inner wall of first joint, correspond the first joint rotation and install the second joint on the outer wall of cross even axle, the welding has the third pivot on one side outer wall of second joint, be provided with the removal subassembly on one side outer wall of third pivot; the utility model discloses the runner assembly who sets up passes through the cooperation of ball piece, spherical groove, spherical fixture block and connecting rod, and first transmission shaft and second pivot are rotated and are connected in time, and the time transmission shaft produces when rocking, also can normally transmit, and transmission effect is relatively good, and the removal subassembly of setting prevents the damage of stress to the transmission shaft.

Description

Transmission shaft for gearbox

Technical Field

The utility model relates to an equipment field for the gearbox specifically is a transmission shaft that gearbox was used.

Background

The transmission shaft is a high-speed, low-bearing rotating body, so that the dynamic balance of the transmission shaft is crucial. The dynamic balance test is carried out on a general transmission shaft before leaving a factory, and the transmission shaft is adjusted on a balancing machine. For a vehicle driven by a front engine and a rear wheel, the rotation of a transmission is transmitted to a shaft of a main speed reducer, the shaft can be provided with a plurality of joints, and the joints can be connected by universal joints.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a transmission shaft that gearbox was used, the utility model discloses the runner assembly who sets up passes through the cooperation of ball piece, spherical groove, spherical fixture block and connecting rod, and first transmission shaft and second pivot are rotated and are connected in time, and the time transmission shaft produces when rocking, also can normal transmission, and transmission effect is relatively good, and the removal subassembly of setting prevents the damage of stress to the transmission shaft.

The purpose of the utility model can be realized by the following technical scheme:

a transmission shaft for a gearbox comprises a first transmission shaft, a rotating assembly, a second rotating shaft, a first joint, a cross connecting shaft, a second joint, a third rotating shaft and a moving assembly, wherein the rotating assembly is installed on the outer wall of one side of the first transmission shaft, the second rotating shaft is arranged on the other side of the rotating assembly, the first joints are symmetrically welded on the outer walls of one sides of the first transmission shaft and the second rotating shaft, the cross connecting shaft is rotatably installed on the inner wall of the first joint, the second joint is rotatably installed on the outer wall of the cross connecting shaft corresponding to the first joint, the third rotating shaft is welded on the outer wall of one side of the second joint, and the moving assembly is arranged on the outer wall of one side of the third rotating shaft;

the rotating assembly comprises a fixing rod, a ball block, a spherical groove, a spherical fixture block and a connecting rod, the fixing rod is welded on the outer walls of the two sides of the first transmission shaft and the first transmission shaft in a distributed mode, the ball block is welded on the outer wall of the top end of the fixing rod, the spherical groove is formed in the outer wall of one side of the ball block, the spherical fixture block is placed in the spherical groove, and the connecting rod is welded on the outer wall between the spherical fixture blocks.

As a further aspect of the present invention: the movable assembly comprises an insertion groove, a fourth rotating shaft, an insertion rod, a sliding groove and a sliding block, the fourth rotating shaft is installed on the outer wall of one side of the third rotating shaft, the insertion groove is formed in the outer wall of one side of the third rotating shaft, the insertion rod is welded to the outer wall of one side of the fourth rotating shaft corresponding to the insertion groove, the sliding block is welded to the outer wall of the insertion groove, and the sliding groove is formed in the inner walls of the two sides of the insertion groove corresponding to the sliding block.

As a further aspect of the present invention: the inner wall of the inserting groove is distributed with springs, and the other ends of the springs are welded on the outer wall of one side of the inserting rod.

As a further aspect of the present invention: the inserting groove is located on the inner walls of the two sides above the sliding groove and is provided with arc-shaped grooves in a distributed mode, arc-shaped convex blocks are welded on the outer walls of the two sides of the inserting rod corresponding to the arc-shaped grooves, and the outer walls of the arc-shaped convex blocks are attached to the inner walls of the arc-shaped grooves.

As a further aspect of the present invention: the welding has the strengthening rib on one side outer wall of ball piece, and the other end of strengthening rib welds on one side outer wall of dead lever.

As a further aspect of the present invention: the number of the fixed rods, the spherical blocks, the spherical grooves and the spherical clamping blocks is two.

The utility model has the advantages that: the utility model discloses the runner assembly who sets up passes through the ball piece, spherical groove, the cooperation of spherical fixture block and connecting rod, first transmission shaft and second pivot are rotated and are connected in time, the time transmission shaft produces when rocking, also can normal transmission, the transmission effect is relatively good, the removal subassembly of setting, when producing and rocking, enable the fourth epaxial peg graft pole of commentaries on classics and move back and forth in the inside of peg graft groove, prevent stress to the damage of transmission shaft, the spring of setting, can eliminate some power of shaking and swing the production, the normal transmission of transmission shaft has been protected, and is relatively practical, and is worth wide popularization and application.

Drawings

In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a front sectional view of the rotating assembly of the present invention;

FIG. 3 is an enlarged sectional view of area A of FIG. 1 according to the present invention;

FIG. 4 is an enlarged cross-sectional view of the area B of FIG. 1 according to the present invention;

in the figure: 1. a first drive shaft; 2. a rotating assembly; 3. a second rotating shaft; 4. a first joint; 5. a cross connecting shaft; 6. a second joint; 7. a third rotating shaft; 8. a moving assembly; 21. fixing the rod; 22. a ball block; 23. reinforcing ribs; 24. a spherical groove; 25. a spherical fixture block; 26. a connecting rod; 81. inserting grooves; 82. a fourth rotating shaft; 83. a plug rod; 84. a chute; 85. a slider; 86. a spring; 87. an arc-shaped slot; 88. an arc-shaped bump.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

As shown in fig. 1-4, a transmission shaft for a transmission case includes a first transmission shaft 1, a rotation assembly 2, a second rotation shaft 3, a first joint 4, a cross connecting shaft 5, a second joint 6, a third rotation shaft 7 and a moving assembly 8, wherein the rotation assembly 2 is installed on the outer wall of one side of the first transmission shaft 1, the second rotation shaft 3 is installed on the other side of the rotation assembly 2, the first joint 4 is symmetrically welded on the outer wall of one side of the first transmission shaft 1 and the outer wall of one side of the second rotation shaft 3, the cross connecting shaft 5 is rotatably installed on the inner wall of the first joint 4, the second joint 6 is rotatably installed on the outer wall of the cross connecting shaft 5 corresponding to the first joint 4, the third rotation shaft 7 is welded on the outer wall of one side of the second joint 6, and the moving assembly 8 is installed on the outer wall of one; the rotating assembly 2 comprises a fixing rod 21, a ball block 22, a spherical groove 24, a spherical fixture block 25 and a connecting rod 26, the fixing rod 21 is welded on the outer wall of the two sides of the first transmission shaft 1 and the first transmission shaft 1 in a distributed mode, the ball block 22 is welded on the outer wall of the top end of the fixing rod 21, the spherical groove 24 is formed in the outer wall of one side of the ball block 22, the spherical fixture block 25 is placed inside the spherical groove 24, and the connecting rod 26 is welded on the outer wall between the spherical fixture blocks 25; the moving assembly 8 comprises an inserting groove 81, a fourth rotating shaft 82, an inserting rod 83, a sliding groove 84 and a sliding block 85, the fourth rotating shaft 82 is installed on the outer wall of one side of the third rotating shaft 7, the inserting groove 81 is formed in the outer wall of one side of the third rotating shaft 7, the inserting rod 83 is welded on the outer wall of one side of the fourth rotating shaft 82 corresponding to the inserting groove 81, the sliding block 85 is welded on the outer wall of the inserting rod 83 located inside the inserting groove 81, the sliding grooves 84 are formed in the inner walls of two sides of the inserting groove 81 corresponding to the sliding blocks 85, moving is facilitated, the rotating stroke is increased, and damage to the transmission; springs 86 are distributed and welded on the inner wall of the insertion groove 81, the other ends of the springs 86 are welded on the outer wall of one side of the insertion rod 83, and when the insertion rod 83 moves to return, the phenomenon that the transmission shaft is damaged due to overlarge power of the insertion rod 83 is prevented; arc-shaped grooves 87 are distributed on the inner walls of the two sides of the insertion groove 81 above the sliding groove 84, arc-shaped convex blocks 88 are welded on the outer walls of the two sides of the insertion rod 83 corresponding to the arc-shaped grooves 87, and the outer walls of the arc-shaped convex blocks 88 are attached to the inner walls of the arc-shaped grooves 87, so that synchronous transmission is facilitated, and the synchronous transmission is more practical; the reinforcing rib 23 is welded on the outer wall of one side of the ball block 22, and the other end of the reinforcing rib 23 is welded on the outer wall of one side of the fixing rod 21, so that the fixing strength of the ball block 22 is increased, and the fixing structure is practical; the number of the fixing rods 21, the ball blocks 22, the ball grooves 24 and the ball blocks 25 is two, so that the whole structure is complete and perfect.

The utility model discloses a theory of operation: when using this equipment, install dead lever 21 on first transmission shaft 1 and the second pivot 3 respectively, welding ball piece 22 on the dead lever 21, set up spherical groove 24 on the ball piece 22, spherical groove 24 internal rotation installation spherical fixture block 25, when rocking, first transmission shaft 1 and second pivot 3 can carry out little rotation, fourth pivot 82 removes and drives peg graft pole 83 and remove, the slider 85 and the cooperation of spout 84 of setting, it is spacing to fourth pivot 82, prevent to break away from with inserting groove 81, inserting groove 81 internally mounted's spring 86, can effectual reduction stress to the damage of transmission shaft.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. A transmission shaft for a gearbox is characterized by comprising a first transmission shaft (1), a rotating assembly (2), a second rotating shaft (3), a first connector (4), a cross connecting shaft (5), a second connector (6), a third rotating shaft (7) and a moving assembly (8), wherein the rotating assembly (2) is installed on the outer wall of one side of the first transmission shaft (1), the second rotating shaft (3) is arranged on the other side of the rotating assembly (2), the first connectors (4) are symmetrically welded on the outer walls of one sides of the first transmission shaft (1) and the second rotating shaft (3), the cross connecting shaft (5) is rotatably installed on the inner wall of the first connector (4), the second connector (6) is rotatably installed on the outer wall of the cross connecting shaft (5) corresponding to the first connector (4), the third rotating shaft (7) is welded on the outer wall of one side of the second connector (6), a moving assembly (8) is arranged on the outer wall of one side of the third rotating shaft (7);

rotating assembly (2) include dead lever (21), ball piece (22), spherical groove (24), spherical fixture block (25) and connecting rod (26), distributed welding has dead lever (21) on the both sides outer wall of first transmission shaft (1) and first transmission shaft (1), the welding has ball piece (22) on the top outer wall of dead lever (21), spherical groove (24) have been seted up on one side outer wall of ball piece (22), spherical fixture block (25) have been placed on the inside of spherical groove (24), the welding has connecting rod (26) on the outer wall between spherical fixture block (25).

2. The transmission shaft for the gearbox according to claim 1, wherein the moving assembly (8) comprises an insertion groove (81), a fourth rotating shaft (82), an insertion rod (83), a sliding groove (84) and a sliding block (85), the fourth rotating shaft (82) is installed on the outer wall of one side of the third rotating shaft (7), the insertion groove (81) is formed in the outer wall of one side of the third rotating shaft (7), the insertion rod (83) is welded on the outer wall of one side of the fourth rotating shaft (82) corresponding to the insertion groove (81), the sliding block (85) is welded on the outer wall of the insertion rod (83) located inside the insertion groove (81), and the sliding groove (84) is formed in the inner wall of two sides of the insertion groove (81) corresponding to the sliding block (85).

3. A transmission shaft for a gearbox according to claim 2, characterized in that the inner wall of the insertion groove (81) is distributed and welded with springs (86), and the other end of the spring (86) is welded on the outer wall of one side of the insertion rod (83).

4. The transmission shaft for the gearbox is characterized in that arc-shaped grooves (87) are distributed on the inner walls of two sides of the insertion groove (81) above the sliding groove (84), arc-shaped convex blocks (88) are welded on the outer walls of two sides of the insertion rod (83) corresponding to the arc-shaped grooves (87), and the outer walls of the arc-shaped convex blocks (88) are attached to the inner walls of the arc-shaped grooves (87).

5. A propeller shaft for a transmission gear according to claim 1, wherein the ball block (22) has a reinforcing rib (23) welded to an outer wall of one side thereof, and the other end of the reinforcing rib (23) is welded to an outer wall of one side of the fixing rod (21).

6. A transmission shaft for a gearbox according to claim 1, characterised in that there are two of said fixing rods (21), ball blocks (22), ball grooves (24) and ball blocks (25).