CN211220510U - Automatic gearbox bearing extracting tool - Google Patents

Abstract

The utility model discloses an automatic gearbox bearing extracting tool, first splint and second splint that set up including the symmetry, draw-in groove and both ends have all been seted up at the middle part of first splint and second splint and have all been seted up two sets of wearing grooves that are linked together, two sets of draw-in grooves are cylindric structure, it has the connecting rod to alternate between adjacent two sets of wearing grooves, threaded groove and right-hand member are seted up to the left end of connecting rod and have been fixed with spacing nut, the screw thread is provided with reinforced nut on the threaded groove, the both sides that are located first splint middle part draw-in groove all are provided with the strip fixture block, strip fixture block and first splint integrated into one piece, the spacing groove that cooperation strip fixture block used has all been seted up to the both sides that are located second splint middle part draw. The utility model discloses a mode of pressing from both sides is fixed the bottom of bearing then the cooperation hydraulic press is dismantled the gearbox bearing, and such dismantlement mode has reduced the injury to the bearing body greatly.

Description

Automatic gearbox bearing extracting tool

Technical Field

The utility model relates to a gearbox extracting tool technical field specifically is an automatic gearbox bearing extracting tool.

Background

The manual gearbox mainly comprises gears and shafts, and the speed change and torque change are generated by combining different gears; the automatic gearbox AT consists of a hydraulic torque converter, a planetary gear, a hydraulic pitch-changing system and a hydraulic control system. The speed and torque change is realized by combining hydraulic transmission and gears, and the bearing is used as an important transmission mechanism in the gearbox and needs to be disassembled by a special tool when maintenance is needed.

However, the conventional method for disassembling the gearbox bearing has the following problems: (1) the existing method for disassembling the bearing is to use a hammer and a screwdriver to beat the bearing slowly, so that the bearing is easy to damage; (2) the bearing of the gearbox is tightly pressed on the differential mechanism, the disassembly working face is small, the hydraulic bed cannot be directly disassembled, and the bearing is easily damaged due to eccentric stress. For this reason, a corresponding technical scheme needs to be designed to solve the existing technical problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an automatic gearbox bearing extracting tool has solved the problem that proposes in the background art, satisfies the in-service use demand.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an automatic gearbox bearing extracting tool, first splint and the second splint that set up including the symmetry, draw-in groove and both ends are all seted up at the middle part of first splint and second splint and are all seted up two sets of wearing grooves that are linked together, and are two sets of the draw-in groove is cylindric structure, and it has the connecting rod to alternate between adjacent two sets of wearing grooves, threaded groove and right-hand member are seted up to the left end of connecting rod and are fixed with spacing nut, the screw thread is provided with reinforcing nut on the threaded groove, and the both sides that are located first splint middle part draw-in groove all are provided with the strip fixture block, the limiting groove that cooperation strip fixture block used is all seted up to strip fixture block and first splint integrated into one piece, the both sides that are located second splint middle part draw-in groove, the strip fixture block inlay card is in the limiting groove.

As a preferred embodiment of the present invention, the upper end of the limiting groove is an open structure and the bottom is a sealing structure.

As a preferred embodiment of the present invention, the outer diameter of the strip-shaped fixture block is equal to the inner diameter of the limiting groove.

As a preferred embodiment of the utility model, the adjusting collar is cambered surface structure and both ends stamping forming has the arc fixture block, arc fixture block buckle is in the arc wall.

As an optimal implementation mode of the utility model, the inner wall of the adjusting sleeve is fixed with the anti-abrasion pad, a plurality of groups of adsorption holes have evenly been seted up to the anti-abrasion pad adoption rubber materials and internal surface, the adsorption holes are the hemispherical structure of indent.

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

1. this scheme has designed one kind and has carried out the clamp that dismantles to installing the gearbox bearing in differential mechanism specially and get the device, the mode of getting through the clamp is fixed then the cooperation hydraulic press is dismantled gearbox bearing to the bottom of bearing, and such dismantlement mode has reduced the injury to the bearing body greatly to simple structure convenient to use.

2. The adjusting sleeve matched with the dismounting tool for use is arranged in the dismounting tool, the adjusting sleeves of different specifications can be selected according to the size of the bearing, and the bearings of various specifications can be conveniently dismounted.

Drawings

FIG. 1 is an overall structure diagram of the present invention;

FIG. 2 is an overall cross-sectional view of the present invention;

FIG. 3 is a view of the first splint structure;

FIG. 4 is a structural view of a second splint according to the present invention;

fig. 5 is a structure diagram of the adjusting sleeve of the present invention.

In the figure, 1-a first clamping plate, 2-a second clamping plate, 3-a clamping groove, 4-a through groove, 5-a connecting rod, 6-a thread groove, 7-a limiting nut, 8-a reinforcing nut, 9-a strip-shaped clamping block, 10-a limiting groove, 11-an arc-shaped groove, 12-an adjusting sleeve, 13-an arc-shaped clamping block, 14-an anti-abrasion pad and 15-an adsorption hole.

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. 1-5, the present invention provides a technical solution: the utility model provides an automatic gearbox bearing extracting tool, first splint 1 and second splint 2 including the symmetry setting, draw-in groove 3 and both ends have all been seted up at the middle part of first splint 1 and second splint 2 and have all seted up two sets of wearing grooves 4 that are linked together, two sets of draw-in grooves 3 are cylindric structure, it has connecting rod 5 to alternate between adjacent two sets of wearing grooves 4, threaded groove 6 and right-hand member are seted up to the left end of connecting rod 5 are fixed with stop nut 7, the screw thread is provided with reinforced nut 8 on the threaded groove 6, the both sides that are located 1 middle part draw-in groove 3 of first splint all are provided with strip fixture block 9, strip fixture block 9 and 1 integrated into one piece of first splint, the spacing groove 10 that cooperation strip fixture block 9 used is all seted up to the both sides that are located 2 middle part draw-in groove 3 of second splint, strip fixture block 9 inlay card is in spacing groove 10, the opening periphery of.

Further improved, as shown in fig. 4: the upper end of the limiting groove 10 is of an open structure, and the bottom of the limiting groove is of a sealing structure, so that the transverse displacement of the first clamping plate 1 and the second clamping plate 2 in the pressing process is avoided, and the deformation of the connecting rod 5 caused by overlarge pressure is also avoided.

Further improved, as shown in fig. 3 and 4: the outer diameter of the strip-shaped clamping block 9 is equal to the inner diameter of the limiting groove 10, so that the strip-shaped clamping groove 9 is conveniently buckled in the limiting groove 10.

Further improved, as shown in fig. 2 and 5: adjusting sleeve 12 is arc surface structure and both ends stamping forming has arc fixture block 13, and arc fixture block 13 buckle is in arc wall 11, and such design is convenient for select the adjusting sleeve 12 cover of different thickness specifications as required to inlay and reach fixed purpose in draw-in groove 3 and arc wall 11, conveniently dismantles according to the bearing of different bearing specifications through such mode.

Specifically, the inner wall of adjusting sleeve 12 is fixed with abrasionproof pad 14, and a plurality of groups adsorption holes 15 have evenly been seted up to abrasionproof pad 14 adoption rubber materials and internal surface, and adsorption holes 15 are the hemispherical structure of indent, and the abrasionproof pad 14 through be provided with rubber materials in the inside of adjusting sleeve 12 can reduce the damage to the bearing surface and improve the adsorption efficiency with the bearing outer wall through surperficial adsorption holes 15 at the extruded in-process.

When in use: the utility model discloses set up first splint 1 and second splint 2 respectively in the bottom both sides of gearbox bearing, then alternate first splint 1 and second splint 2 in proper order in connecting rod 5, then through screwing up reinforcing nut 8, 3 intercommunication adjusting collar 12 cards at the draw-in groove at the in-process middle part of screwing up are on the bearing, then apply force on first splint 1 and second splint 2 through the liquid bed, thereby dismantle the bearing, can reduce the damage to the bearing greatly through such mode, select the 12 covers of adjusting collar of different thickness specifications to inlay and reach fixed purpose in draw-in groove 3 and arc wall 11 as required, it dismantles according to the bearing of different bearing specifications to conveniently dismantle through such mode.

The product protected by the scheme is put into practical production and application at present, and particularly has certain success in the technical field of the gearbox disassembling tool, so that the technical scheme of the product is obviously proved to be beneficial, meets social requirements, and is suitable for batch production and popularization and use.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. 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 (5)

1. The utility model provides an automatic gearbox bearing extracting tool which characterized in that: the clamping device comprises a first clamping plate (1) and a second clamping plate (2) which are symmetrically arranged, wherein clamping grooves (3) are formed in the middle of the first clamping plate (1) and the second clamping plate (2), two groups of through grooves (4) communicated with each other are formed in the two ends of the first clamping plate (1) and the second clamping plate (2), two groups of clamping grooves (3) are of cylindrical structures, a connecting rod (5) is inserted between the two adjacent groups of through grooves (4), a threaded groove (6) is formed in the left end of the connecting rod (5), a limiting nut (7) is fixed to the right end of the connecting rod, a reinforcing nut (8) is arranged on the threaded groove (6) in a threaded manner, strip-shaped clamping blocks (9) are arranged on the two sides of the middle clamping grooves (3) of the first clamping plate (1), the strip-shaped clamping blocks (9) are integrally formed with the first clamping plate (1), limiting grooves (10) matched, the strip-shaped clamping blocks (9) are embedded in the limiting grooves (10), arc-shaped grooves (11) are formed in the peripheries of the openings of the two groups of clamping grooves (3), and adjusting sleeves (12) are embedded in the clamping grooves.

2. An automatic transmission bearing removal tool as set forth in claim 1, wherein: the upper end of the limiting groove (10) is of an open structure, and the bottom of the limiting groove is of a sealing structure.

3. An automatic transmission bearing removal tool as set forth in claim 2, wherein: the outer diameter of the strip-shaped clamping block (9) is equal to the inner diameter of the limiting groove (10).

4. An automatic transmission bearing removal tool as set forth in claim 1, wherein: the adjusting sleeve (12) is of a cambered surface structure, arc-shaped clamping blocks (13) are punched at two ends of the adjusting sleeve, and the arc-shaped clamping blocks (13) are buckled in the arc-shaped grooves (11).

5. An automatic transmission bearing removal tool as set forth in claim 4, wherein: the inner wall of the adjusting sleeve (12) is fixed with an anti-abrasion pad (14), the anti-abrasion pad (14) is made of rubber materials, a plurality of groups of adsorption holes (15) are uniformly formed in the inner surface of the anti-abrasion pad, and the adsorption holes (15) are of concave hemispherical structures.

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