CN214560716U

CN214560716U - A workstation for transfer case assembly

Info

Publication number: CN214560716U
Application number: CN202023219506.1U
Authority: CN
Inventors: 刘伟; 张小磊; 杨依凡
Original assignee: Hubei Sanjiang Space Wanshan Special Vehicle Co Ltd
Current assignee: Hubei Sanjiang Space Wanshan Special Vehicle Co Ltd
Priority date: 2020-12-28
Filing date: 2020-12-28
Publication date: 2021-11-02
Anticipated expiration: 2030-12-28

Abstract

The utility model discloses a workstation for transfer case assembly, including the bracket, compress tightly two sets of support frames of subassembly, locating pin, rotation hand wheel, jack and relative setting, the bracket bilateral symmetry is equipped with a set of fixed axle, and the fixed axle is connected with the bearing at support frame top, is equipped with the heterotypic mounting hole that uses with the transfer case cooperation on the bracket, compress tightly the unit mount on the bracket, compress tightly the box of subassembly and bracket cooperation centre gripping transfer case, rotate the hand wheel and install the tip at the fixed axle for rotate the bracket, it is spacing that bracket and support frame pass through the locating pin, the jack sets up in the bracket bottom, is used for supporting transfer case bottom bearing. The workbench is reasonable in structure, convenient to operate, good in strength and rigidity, and capable of effectively improving the assembling quality and the assembling efficiency of the transfer case.

Description

A workstation for transfer case assembly

Technical Field

The utility model belongs to the technical field of transfer case technique and specifically relates to a work platform for transfer case assembly.

Background

The transfer case is a gear transmission system, the input shaft of the transfer case is directly connected with the second shaft of the speed changer or connected with the second shaft of the speed changer through a universal transmission device, and a plurality of output shafts are respectively connected with each drive axle through the universal transmission device. The process flow of transfer case assembly is as follows: firstly, assembling bearing seats, bearings, sealing gaskets, sealing rings and shaft end covers with a box body and a box cover, then, loading each shaft and a differential mechanism into the box body, then, folding the box body and the box cover together by using standard fasteners, and finally, assembling a shaft end flange and screw plugs and pipelines outside the box body by using the standard fasteners. The transfer case disassembly process is the reverse of the assembly process. The transfer case has complex structure, high assembly difficulty and low efficiency, and needs to consume a large amount of manpower and material resources.

SUMMERY OF THE UTILITY MODEL

Above-mentioned technical problem, the utility model provides a workstation for transfer case assembly, this workstation is rational in infrastructure, the operation of being convenient for, intensity and rigidity are good, can effectively improve the assembly quality and the assembly efficiency of transfer case.

The utility model provides a workstation for transfer case assembly, includes the bracket, compresses tightly subassembly, locating pin, rotates hand wheel, jack and two sets of support frames of relative setting, the bracket bilateral symmetry is equipped with a set of fixed axle, and the fixed axle is connected with the bearing at support frame top, is equipped with the heterotypic mounting hole that uses with the transfer case cooperation on the bracket, compress tightly the subassembly and install on the bracket, compress tightly the box of subassembly and bracket cooperation centre gripping transfer case, it installs the tip at the fixed axle to rotate the hand wheel for rotate the bracket, it is spacing that bracket and support frame pass through the locating pin, the jack sets up in the bracket bottom, is used for supporting transfer case bottom bearing.

As above-mentioned technical scheme's preferred, the pressure tight subassembly is equipped with the multiunit, including briquetting, locating lever, No. two locating levers and lock nut, the bracket top is located through a locating lever and No. two locating lever parallels to the briquetting, and the briquetting can reciprocate and rotate along a locating lever, and lock nut and No. two locating lever threaded connection press from both sides the box of transfer case tightly between briquetting and bracket.

Preferably, the first positioning plate is fixed on the fixed shaft, a plurality of first limiting holes are uniformly formed in the first positioning plate along the circumference, the second positioning plate is fixed on the support frame on the same side as the first positioning plate, the second positioning plate is provided with second limiting holes, and the positioning pin penetrates through the first limiting holes and the second limiting holes to limit the relative movement of the bracket and the support frame.

Preferably, the jack comprises an installation support, a threaded ejector rod, a handle and a positioning sleeve, the threaded ejector rod is perpendicular to the installation support and is in threaded connection with the installation support, the positioning sleeve is fixed to the top of the threaded ejector rod through a base, the handle is uniformly fixed to the periphery of the base, and the positioning sleeve is matched with a bearing at the bottom of the transfer case for use.

Preferably, in the above technical solution, the threaded rod is connected to the mounting bracket through a trapezoidal nut fixed to the mounting bracket.

As above-mentioned technical scheme's preferred, still include the collateral branch fagging, the collateral branch fagging is equipped with the multiunit, and the both sides of bracket are located to the symmetry, and the one end and the support frame of collateral branch fagging are articulated, other end and bracket side fixed connection.

The beneficial effects of the utility model reside in that:

this workstation can carry out the clamping to the assembly body after box and case lid fold when the transfer case is assembled to can overturn it, in order to conveniently accomplish the assembly work of transfer case, thereby improve the assembly quality and the assembly efficiency of transfer case. The device is reasonable in structure, convenient to operate, good in strength and rigidity, safe and reliable, and capable of effectively reducing labor intensity of workers and improving economic benefits of enterprises.

Drawings

Fig. 1 is a front view of the present invention.

Fig. 2 is a top view of the present invention.

Fig. 3 is a left side view of the present invention.

Fig. 4 is a front view of the jack.

Fig. 5 is an enlarged view of a portion a in fig. 1.

The reference numbers are as follows: 1-bracket, 2-pressing component, 201-pressing block, 202-first positioning rod, 203-second positioning rod, 204-locking nut, 3-positioning pin, 4-rotating hand wheel, 5-jack, 501-mounting support, 502-threaded ejector rod, 503-handle, 504-positioning sleeve, 6-support frame, 7-fixed shaft, 8-bearing support, 9-special-shaped mounting hole, 10-first positioning plate, 11-second positioning plate, 12-base, 13-trapezoidal nut, 14-side supporting plate and 15-transfer case.

Detailed Description

The technical solution of the present invention is clearly and completely described below with reference to the accompanying drawings of the present invention. Based on the embodiment of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection protected by the present invention.

As shown in fig. 1-5, a workstation for transfer case assembly includes bracket 1, compresses tightly subassembly 2, locating pin 3, rotates hand wheel 4, jack 5 and two sets of support frames 6 of relative setting, bracket 1 bilateral symmetry is equipped with a set of fixed axle 7, and fixed axle 7 is connected with the bearing support 8 of fixing at support frame 6 top, is equipped with heterotypic mounting hole 9 with transfer case 15 cooperation use on bracket 1, compress tightly subassembly 2 and install on bracket 1, compress tightly subassembly 2 and bracket 1 cooperation centre gripping transfer case 15's box, rotate hand wheel 4 and install the tip at fixed axle 7 for rotate bracket 1, bracket 1 is spacing through locating pin 3 with support frame 6, jack 5 sets up in bracket 1 bottom, is used for supporting transfer case 15 bottom bearing.

In this embodiment, the compressing assembly 2 is equipped with the multiunit, including briquetting 201, a locating lever 202, No. two locating levers 203 and lock nut 204, briquetting 201 is located the bracket 1 top through a locating lever 202 and No. two locating levers 203 are parallel, and briquetting 201 can reciprocate and rotate along a locating lever 202, and lock nut 204 and No. two locating levers 203 threaded connection press from both sides the box of transfer case 15 tightly between briquetting 201 and bracket 1.

In this embodiment, a first positioning plate 10 is fixed on the fixed shaft 7, a plurality of first limiting holes are uniformly formed in the first positioning plate 10 along the circumference, a second positioning plate 11 is fixed on the support frame 6 on the same side as the first positioning plate 10, a second limiting hole is formed in the second positioning plate 11, and the positioning pin 3 penetrates through the first limiting hole and the second limiting hole to limit the relative movement of the bracket 1 and the support frame 6.

In this embodiment, the jack 5 includes an installation support 501, a threaded mandril 502, a handle 503 and a positioning sleeve 504, the threaded mandril 502 is perpendicular to the installation support 501 and is in threaded connection with the installation support 501, the positioning sleeve 504 is fixed on the top of the threaded mandril 502 through the base 12, the handle 503 is uniformly fixed around the base 12, and the positioning sleeve 504 is used in cooperation with a bearing at the bottom of the transfer case 16.

In this embodiment, the threaded rod 502 is coupled to the mounting bracket 501 by a trapezoidal nut 13 secured to the mounting bracket 501.

In this embodiment, still include side backup pad 14, side backup pad 14 is equipped with the multiunit, and the symmetry is located the both sides of bracket 1, and the one end and the support frame 6 of side backup pad 14 are articulated, the other end and bracket 1 side fixed connection.

The specific working principle of this embodiment is as follows.

When the transfer case 15 is assembled, the bracket 1 is adjusted to a horizontal position, the case body of the transfer case 15 is placed on the working table of the bracket 1, the protruding part of the lower part of the case body of the transfer case 15 is made to sink into the special-shaped mounting hole 9 of the working table, a circle of plane close to the periphery of the case body of the transfer case 15 is horizontally placed on the working table of the bracket 1, and the case body of the transfer case 15 is pressed on the bracket 1 by the pressing block 201. Then, a rotating hand wheel 4 is rotated to adjust the angle of the bracket 1, after the adjustment is in place, the position is limited by a positioning pin 3, a bearing seat, a bearing, a sealing gasket, a sealing ring, a shaft end cover, a shaft and a differential mechanism are sequentially arranged in a box body, wherein a jack 5 is needed when the shaft is arranged, the height of a positioning sleeve 504 is adjusted by rotating a handle 503, then an inner ring of the bearing is propped against to prevent the inner ring of the bearing from being damaged by an axial force, then the bracket 1 is rotated to a horizontal position, a box cover with the bearing seat, the bearing, the sealing gasket and the sealing ring arranged on a common workbench is folded with the box body, standard fasteners are used for assembly, and finally, standard fasteners are used for assembly of a shaft end flange and screw plugs and pipelines outside some box bodies. The assembling work of the actuator 15 is thus completed. The disassembling work of the transfer case 15 is reversed from the above assembling process. It should be noted that when the bracket 1 is in a horizontal state, the side supporting plate 14 is connected between the bracket 1 and the supporting frame 6, when the bracket 1 is inclined, the side supporting plate 14 does not work, and before the hand wheel 4 is rotated, the fixed connecting end of the side supporting plate 14 and the bracket 1 needs to be detached. The type of the positioning sleeve 504 is selected according to the sizes of the bearing inner rings at different positions at the bottom of the transfer case 15.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A table for transfer case assembly, characterized by: including the bracket, compress tightly subassembly, locating pin, rotation hand wheel, jack and two sets of support frames of relative setting, bracket bilateral symmetry is equipped with a set of fixed axle, and the fixed axle is connected with the bearing support who fixes at the support frame top, is equipped with the heterotypic mounting hole that uses with the transfer case cooperation on the bracket, compress tightly the unit mount on the bracket, compress tightly the box of subassembly and bracket cooperation centre gripping transfer case, rotate the hand wheel and install the tip at the fixed axle for it is spacing to rotate the bracket, it is spacing that the bracket passes through the locating pin with the support frame, the jack sets up in the bracket bottom, is used for supporting transfer case bottom bearing.

2. A table for transfer case assembly according to claim 1, wherein: the compressing assembly is provided with a plurality of groups and comprises a pressing block, a first positioning rod, a second positioning rod and a locking nut, the pressing block is arranged above the bracket in parallel through the first positioning rod and the second positioning rod, the pressing block can move up and down and rotate along the first positioning rod, the locking nut is in threaded connection with the second positioning rod, and the box body of the transfer case is clamped between the pressing block and the bracket.

3. A table for transfer case assembly according to claim 1, wherein: the fixed shaft is fixed with a first positioning plate, the first positioning plate is evenly provided with a plurality of first limiting holes along the circumference, a second positioning plate is fixed on the support frame at the same side of the first positioning plate, a second limiting hole is formed in the second positioning plate, and the positioning pin penetrates through the first limiting holes and the second limiting holes to limit the relative movement of the bracket and the support frame.

4. A table for transfer case assembly according to claim 1, wherein: the jack comprises an installation support, a threaded ejector rod, a handle and a positioning sleeve, wherein the threaded ejector rod is perpendicular to the installation support and is in threaded connection with the installation support, the positioning sleeve is fixed at the top of the threaded ejector rod through a base, the handle is uniformly fixed around the base, and the positioning sleeve is matched with a bearing at the bottom of the transfer case for use.

5. A workstation for transfer case assembly, according to claim 4, characterized in that: the thread fixed rod is connected with the mounting support through a trapezoidal nut fixed on the mounting support.

6. A table for transfer case assembly according to claim 1, wherein: still include the collateral branch fagging, the collateral branch fagging is equipped with the multiunit, and the both sides of bracket are located to the symmetry, and the one end and the support frame of collateral branch fagging are articulated, the other end and bracket side fixed connection.