CN214081122U

CN214081122U - Novel gearbox gear shaft positioning device

Info

Publication number: CN214081122U
Application number: CN202022695892.5U
Authority: CN
Inventors: 葛林; 祁欢
Original assignee: Jiangsu Duote Machinery Co ltd
Current assignee: Jiangsu Duote Machinery Co ltd
Priority date: 2020-11-20
Filing date: 2020-11-20
Publication date: 2021-08-31
Anticipated expiration: 2030-11-20

Abstract

The utility model discloses a novel gearbox gear shaft positioning device, including mounting plate, the last limiting plate that is equipped with of mounting plate, limiting plate one side fixedly connected with fixed plate, fixed plate fixed mounting is on mounting plate, fixed welding has the supporting shoe on the limiting plate lateral wall, it has the movable block to articulate on the supporting shoe, movable block one side fixedly connected with connecting rod, connecting rod one end fixedly connected with handle, be equipped with anti-skidding line on the handle, movable block one end articulates there is the transfer line, fixedly connected with stopper on the transfer line lateral wall, the spacing groove has been seted up on the limiting plate, the stopper supports on the spacing inslot wall, the fixed stop device that is equipped with on the spacing groove, transfer line one end articulates there is L shape pole; compared with the prior art, can adjust the position of pressing from both sides tight piece through rotating the threaded rod, can be applicable to the gear shaft of multiple size, have better suitability, and the slipmat can avoid the clamp force too big and lead to extruding the indentation on the gear shaft to make the gear shaft scrap.

Description

Novel gearbox gear shaft positioning device

Technical Field

The utility model relates to an automotive transmission technical field specifically is a novel gearbox gear shaft positioning device.

Background

When shafting partial shipment is carried out in the automotive transmission assembling process, need fix a position the gear shaft, restrict its all directions' degree of freedom to realize the pressure equipment of axle head bearing and the tightening of bolt. To motor transmission, the required precision of gear is than higher, can cause the destruction to the size precision of gear when fixing a position through pressing from both sides tight gear to lead to the gear shaft to scrap, unable use, and current positioner can only be applicable to the gear shaft of single size, and application scope is less, for this we propose a novel gearbox gear shaft positioning device and be used for solving above-mentioned problem.

Disclosure of Invention

An object of the utility model is to provide a novel gearbox gear shaft positioning device to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a novel gearbox gear shaft positioning device comprises an installation bottom plate, wherein a limiting plate is arranged on the installation bottom plate, a fixed plate is fixedly connected to one side of the limiting plate, the fixed plate is fixedly installed on the installation bottom plate, a supporting block is fixedly welded on the side wall of the limiting plate, a movable block is hinged on the supporting block, a connecting rod is fixedly connected to one side of the movable block, a handle is fixedly connected to one end of the connecting rod, anti-skid patterns are arranged on the handle, a transmission rod is hinged to one end of the movable block, a limiting block is fixedly connected to the side wall of the transmission rod, a limiting groove is formed in the limiting plate, the limiting block abuts against the inner wall of the limiting groove, a limiting device is fixedly arranged on the limiting groove, an L-shaped rod is hinged to one end of the transmission rod, a fixed shaft is fixedly connected to the fixed plate, and an annular groove is formed in the fixed shaft, set up spacing hole on the L shape pole, and spacing hole rotation sets up in annular groove, L shape pole one end fixedly connected with fixed block, set up threaded hole on the fixed block, and threaded hole internal thread inserts and is equipped with the threaded rod, threaded sleeve is equipped with fastening nut on the threaded rod, the tight piece of threaded rod one end fixedly connected with clamp rotates the threaded rod, makes the tight piece laminating of clamp on gear shaft body lateral wall, and the position of the tight piece of clamp is fixed to fastening nut, can adjust the position of pressing from both sides tight piece through adjusting threaded rod, can be applicable to not unidimensional gear shaft.

Preferably, the limiting device comprises a movable cavity, the movable cavity is arranged in a limiting plate, a limiting rod is movably inserted in the movable cavity, a limiting plug is fixedly connected to the bottom of the limiting rod, a first spring is sleeved on the limiting rod, one end of the first spring is fixedly connected to the top of the inner wall of the movable cavity, a fixed sleeve is fixedly connected to the limiting plate, a pull rod is movably inserted in the fixed sleeve, a clamping block is fixedly connected to the bottom of the pull rod, an annular groove is formed in the limiting rod, one end of the clamping block abuts against the inside of the annular groove, a second spring is sleeved on the pull rod, one end of the second spring is fixedly connected to the inner wall of the fixed sleeve, the other end of the second spring is fixedly connected to the side wall of the clamping block, the pull rod is pulled out after the gear shaft is assembled, the clamping block retracts from the annular groove, and then the limiting rod is pulled upwards, then the handle is rotated to drive the transmission rod to move, so that the L-shaped rod can be driven to rotate on the fixed shaft, the clamping block abutted against the side wall of the gear shaft body can be driven to move outwards, and finally the assembled gear shaft can be taken out.

Preferably, the limiting block is provided with a socket, the limiting plug is inserted in the socket, and the limiting plug can limit the position of the limiting block.

Preferably, be equipped with the gear shaft body in the limiting plate, press from both sides tight piece and support on gear shaft body lateral wall, press from both sides fixed slipmat that is equipped with on the tight piece, the slipmat can avoid extruding the indentation on gear shaft body lateral wall.

Preferably, the side wall of the mounting base plate is fixedly connected with a plurality of mounting blocks, the mounting blocks are provided with positioning holes, and mounting bolts are inserted into the positioning holes.

Preferably, a plurality of fastening bolts are inserted into the fixing plate, one end of each fastening bolt is inserted into the mounting base plate in a threaded manner, and the fixing plate is fixedly mounted on the mounting base plate through the fastening bolts.

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

1. the position of the clamping block can be adjusted by rotating the threaded rod, the clamping block is suitable for gear shafts of various sizes, and has better applicability, and the anti-slip pad is arranged on the clamping block, so that the phenomenon that the gear shaft is scrapped due to indentation pressed on the gear shaft caused by overlarge clamping force can be avoided;

2. the position of the gear shaft can be fixed through the limiting device, and the gear shaft is prevented from being displaced in the assembling process, so that the assembled gear shaft cannot be used due to the influence on the assembling precision.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is another schematic view of the structure of the present invention;

FIG. 3 is a schematic top view of the structure of the present invention;

FIG. 4 is a schematic sectional view of the structural position limiting device of the present invention;

in the figure: 1. mounting a bottom plate; 2. a gear shaft body; 3. a limiting device; 11. mounting blocks; 111. positioning holes; 12. a fixed block; 121. fastening a nut; 122. a threaded rod; 13. a transmission rod; 131. a limiting block; 14. a movable block; 141. a connecting rod; 142. a handle; 15. a limiting plate; 151. a limiting groove; 16. a support block; 17. a clamping block; 18. an L-shaped rod; 19. a fixing plate; 191. a fixed shaft; 192. fastening a bolt; 31. a movable chamber; 32. a limiting rod; 321. a ring groove; 322. a limit plug; 33. a first spring; 34. fixing the sleeve; 35. a pull rod; 351. a clamping block; 36. a second spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a novel gearbox gear shaft assembling and positioning device comprises an installation bottom plate 1, wherein a limiting plate 15 is arranged on the installation bottom plate 1, one side of the limiting plate 15 is fixedly connected with a fixing plate 19, the fixing plate 19 is fixedly arranged on the installation bottom plate 1, a supporting block 16 is fixedly welded on the side wall of the limiting plate 15, a movable block 14 is hinged on the supporting block 16, one side of the movable block 14 is fixedly connected with a connecting rod 141, one end of the connecting rod 141 is fixedly connected with a handle 142, anti-skid patterns are arranged on the handle 142, one end of the movable block 14 is hinged with a transmission rod 13, a limiting block 131 is fixedly connected on the side wall of the transmission rod 13, a limiting groove 151 is arranged on the limiting plate 15, the limiting block 131 abuts against the inner wall of the limiting groove 151, a limiting device 3 is fixedly arranged on the limiting groove 151, one end of the transmission rod 13 is hinged with an L-shaped rod 18, a fixing shaft 191 is fixedly connected on the fixing plate 19, an annular groove is arranged on the fixing shaft 191, a limiting hole is arranged on the L-shaped rod 18, and spacing hole rotates and sets up in annular groove, 18 one end fixedly connected with fixed block 12 of L shape pole, set up threaded hole on the fixed block 12, and threaded hole internal thread inserts and is equipped with threaded rod 122, threaded rod 122 is gone up the thread bush and is equipped with fastening nut 121, the tight piece 17 of threaded rod 122 one end fixedly connected with clamp, rotate threaded rod 122, make the tight piece 17 laminating of clamp on 2 lateral walls of gear shaft body, fastening nut 121 fixes the position of pressing from both sides tight piece 17, can adjust the position of pressing from both sides tight piece 17 through adjusting threaded rod 122, can be applicable to not unidimensional gear shaft.

The limiting device 3 comprises a movable cavity 31, the movable cavity 31 is arranged in a limiting plate 15, a limiting rod 32 is movably inserted in the movable cavity 31, a limiting plug 322 is fixedly connected to the bottom of the limiting rod 32, a first spring 33 is sleeved on the limiting rod 32, one end of the first spring 33 is fixedly connected to the top of the inner wall of the movable cavity 31, a fixed sleeve 34 is fixedly connected to the limiting plate 15, a pull rod 35 is movably inserted in the fixed sleeve 34, a clamping block 351 is fixedly connected to the bottom of the pull rod 35, a ring groove 321 is formed in the limiting rod 32, one end of the clamping block 351 abuts against the inside of the ring groove 321, a second spring 36 is sleeved on the pull rod 35, one end of the second spring 36 is fixedly connected to the inner wall of the fixed sleeve 34, the other end of the second spring 36 is fixedly connected to the side wall of the clamping block 351, after the assembly of the gear shaft is completed, the pull rod 35 is pulled out, the clamping block 351 retracts from the ring groove 321, and then the limiting rod 32 is pulled upwards, then, the handle 142 is rotated to drive the transmission rod 13 to move, so as to drive the L-shaped rod 18 to rotate on the fixed shaft 191, and to drive the clamping block 17 abutting against the side wall of the gear shaft body 2 to move outwards, and finally, the assembled gear shaft can be taken out.

The limiting block 131 is provided with a socket, the limiting plug 322 is inserted into the socket, and the limiting plug 322 can limit the position of the limiting block 131.

The limiting plate 15 is internally provided with a gear shaft body 2, the clamping block 17 abuts against the side wall of the gear shaft body 2, the clamping block 17 is fixedly provided with an anti-slip pad, and the anti-slip pad can avoid pressing an indentation on the side wall of the gear shaft body 2.

A plurality of mounting blocks 11 are fixedly connected to the side wall of the mounting base plate 1, positioning holes 111 are formed in the mounting blocks 11, and mounting bolts are inserted into the positioning holes 111.

A plurality of fastening bolts 192 are inserted into the fixing plate 19, one end of each fastening bolt 192 is inserted into the mounting base plate 1 by a screw, and the fixing plate 19 is fixedly mounted on the mounting base plate 1 by the fastening bolts 192.

The working principle is as follows: firstly, the gear shaft body 2 is placed in the limit plate 15, the side wall of the gear shaft body 2 is abutted against the inner wall of the limit plate 15, the threaded rod 122 is rotated to enable the clamping block 17 to be attached to the side wall of the gear shaft body 2, the position of the clamping block 17 is fixed through the fastening nut 121, then the limit plug 322 is inserted into the socket, the clamping block 351 is abutted against the annular groove 321, the position of the limit rod 32 can be limited, the limit device 3 is in a locking state to avoid retraction in the assembling process, so that the assembled gear shaft cannot be used, then after the gear shaft is assembled, the pull rod 35 is pulled out, the clamping block 351 is retracted from the annular groove 321, then the limit rod 32 is pulled upwards, then the handle 142 is rotated to drive the transmission rod 13 to move, so that the L-shaped rod 18 can be driven to rotate on the fixing shaft 191, and the clamping block 17 abutted against the side wall of the gear shaft body 2 can be driven to move outwards, finally, the assembled gear shaft can be taken out.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a novel gearbox gear shaft positioning device, includes mounting plate (1), its characterized in that: the mounting plate is characterized in that a limiting plate (15) is arranged on the mounting base plate (1), a fixing plate (19) is fixedly connected to one side of the limiting plate (15), the fixing plate (19) is fixedly mounted on the mounting base plate (1), a supporting block (16) is fixedly welded to the side wall of the limiting plate (15), a movable block (14) is hinged to the supporting block (16), a connecting rod (141) is fixedly connected to one side of the movable block (14), a handle (142) is fixedly connected to one end of the connecting rod (141), anti-slip patterns are arranged on the handle (142), a transmission rod (13) is hinged to one end of the movable block (14), a limiting block (131) is fixedly connected to the side wall of the transmission rod (13), a limiting groove (151) is formed in the limiting plate (15), the limiting block (131) abuts against the inner wall of the limiting groove (151), and a limiting device (3) is fixedly arranged in the limiting groove (151), transfer line (13) one end articulates there is L shape pole (18), fixedly connected with fixed axle (191) is gone up in fixed plate (19), the annular slot has been seted up on fixed axle (191), set up spacing hole on L shape pole (18), and spacing hole rotation sets up in the annular slot, L shape pole (18) one end fixedly connected with fixed block (12), set up threaded hole on fixed block (12), and threaded hole internal thread inserts and is equipped with threaded rod (122), threaded rod (122) are gone up the thread bush and are equipped with fastening nut (121), threaded rod (122) one end fixedly connected with presss from both sides tight piece (17).

2. The novel gearbox gear shaft assembling and positioning device of claim 1, characterized in that: the limiting device (3) comprises a movable cavity (31), the movable cavity (31) is arranged in a limiting plate (15), a limiting rod (32) is inserted in the movable cavity (31) in a movable manner, a limiting plug (322) is fixedly connected to the bottom of the limiting rod (32), a first spring (33) is sleeved on the limiting rod (32), one end of the first spring (33) is fixedly connected to the top of the inner wall of the movable cavity (31), a fixing sleeve (34) is fixedly connected to the limiting plate (15), a pull rod (35) is inserted in the fixing sleeve (34) in a movable manner, a clamping block (351) is fixedly connected to the bottom of the pull rod (35), an annular groove (321) is formed in the limiting rod (32), one end of the clamping block (351) is abutted to the annular groove (321), a second spring (36) is sleeved on the pull rod (35), one end of the second spring (36) is fixedly connected to the inner wall of the fixing sleeve (34), the other end of the second spring (36) is fixedly connected to the side wall of the clamping block (351).

3. The novel gearbox gear shaft assembling and positioning device of claim 2, characterized in that: the limiting block (131) is provided with a socket, and the limiting plug (322) is inserted into the socket.

4. The novel gearbox gear shaft assembling and positioning device of claim 1, characterized in that: the gear shaft body (2) is arranged in the limiting plate (15), the clamping block (17) abuts against the side wall of the gear shaft body (2), and an anti-slip pad is fixedly arranged on the clamping block (17).

5. The novel gearbox gear shaft assembling and positioning device of claim 1, characterized in that: the mounting base plate is characterized in that a plurality of mounting blocks (11) are fixedly connected to the side wall of the mounting base plate (1), positioning holes (111) are formed in the mounting blocks (11), and mounting bolts are inserted into the positioning holes (111).

6. The novel gearbox gear shaft assembling and positioning device of claim 1, characterized in that: a plurality of fastening bolts (192) are inserted into the fixing plate (19), and one end of each fastening bolt (192) is inserted into the mounting base plate (1) in a threaded manner.