CN215660040U - Bidirectional efficient anti-drop roll type spring pin dismounting device - Google Patents

Abstract

The utility model belongs to the technical field of assembly of speed changers, and relates to a bidirectional efficient anti-drop roll type spring pin dismounting device; the method comprises the steps of disassembling a tool body, disassembling a screw rod, disassembling an anti-drop steel ball, disassembling a steel ball clamping spring and disassembling a plug; disassembling the anti-drop steel ball, disassembling the steel ball clamping spring and disassembling the plug to be sequentially arranged in the steel ball hole of the disassembling tool body; one end of the disassembling screw is contacted with the rolled spring pin after being screwed into the disassembling tool body; one end of the disassembling tool body is tightly attached to the shifting fork shaft; the utility model effectively avoids the problems of dynamic stress and dynamic load in the cantilever beam structure through the forms of acting force and reacting force, smoothly realizes the disassembly of the bidirectional high-efficiency anti-drop uncoiling type spring pin in a limited space, and has high efficiency and strong flexibility.

Description

Bidirectional efficient anti-drop roll type spring pin dismounting device

Technical Field

The utility model belongs to the technical field of assembly of a transmission assembly, relates to a bidirectional efficient anti-falling roll type spring pin dismounting tool, and particularly relates to a bidirectional efficient anti-falling roll type spring pin dismounting device.

Background

In the process of assembling the gearbox, the shifting block and the shifting fork shaft are fixed into a whole and then are arranged in the gearbox; the two are fixed by installing the rolled spring pin, but when the rolled spring pin is installed, the shifting fork shaft is pressed before being lifted on a press bed or is installed in the shifting fork shaft and then is knocked in by a hammer, and because the positioning point of the shifting fork shaft is only the shifting fork shaft hole on the middle plate, the shifting fork shaft hole and the shifting fork shaft form a cantilever beam structure in the process of knocking in the rolled spring pin by the hammer, the bending moment is very large, and the shifting fork shaft hole is often damaged under the action of dynamic load, so that the problem of reasonably installing the positioning pin in the shifting fork shaft is the key for solving the problem.

The prior art finishes the disassembly work on equipment at present, has poor flexibility and low efficiency, can be flexibly operated, can realize the disassembly work under various conditions, and has high efficiency and strong flexibility.

Patent document 1(CN103419042A) discloses a drilling machine workbench bidirectional clamping combination device, which comprises a bidirectional clamping device 1, a clamping support 2, a drilling machine workbench bottom plate 3 and a drilling machine workbench 4; wherein: clamping bracket 2 is welded on drilling machine workstation 4, and two-way clamping device 1 is installed on clamping bracket 2, and drilling machine workstation bottom plate 3 is installed on drilling machine workstation 4 on the surface. The structure of the bidirectional clamping device 1 is a screw structure. The clamping support 2 is made of metal materials. The end surface of the bottom plate 3 of the drilling machine workbench is provided with a groove structure.

Patent document 2(CN102818152B) provides an integrated LED module including at least: a transparent plate having a heat-conductive substrate and a transparent package; the integrated LED module solves the problems that in the prior art, due to the fact that partial circuits of the driving power supply in the LED lamp are complex, the LED lamp displayed after assembly is large in structure and heavy, and the like, and due to the integrated type, the material cost and the processing and assembling time are saved, and the production cost is reduced.

Patent document 3(CN208601063U) discloses a combined type bidirectional clamping mechanism for processing an elevator braking member, which comprises a bidirectional clamping mechanism main body and a base, wherein one end outer side of the bidirectional clamping mechanism is movably provided with a first clamping disc, the other end outer side of the bidirectional clamping mechanism is movably provided with a second clamping disc, the outer surfaces of the upper ends of the first clamping disc and the second clamping disc are fixedly provided with wrench holes, and the inner parts of the first clamping disc and the second clamping disc are fixedly provided with central round holes. The combined type bidirectional clamping mechanism for processing the elevator braking part is provided with the first clamping disc, the second clamping disc, the fixed shaft, the concave-convex structure and the spring shock absorber, the two groups of clamping discs can enrich the processing requirements of parts, the positions of the clamping discs can be changed according to the needs of users, the clamping discs are convenient to fix, the friction force between the clamping discs and the parts is increased, the shock is absorbed, the effect of fixing the parts by the clamping discs is improved, the combined type bidirectional clamping mechanism is suitable for different working conditions, and better use prospects are brought.

In the systems disclosed in patent documents 1, 2, and 3, there is no transmission case roll spring pin detaching device having a bidirectional high-efficiency anti-drop structure, and only a circuit integration device and a bidirectional clamping device structure of a machine tool and an elevator are provided.

Disclosure of Invention

The utility model relates to a disassembly tool for bi-directionally and efficiently preventing a rolled spring pin from falling off when a shifting fork shaft and a shifting block of a gearbox are disassembled, and aims to solve the problems of poor flexibility and low efficiency caused by the fact that assembly work is completed on equipment in the prior art. The shape of the shell of the gear box is irregular, so that the internal space of the gear box is small, and the rolled spring pin is not easy to disassemble.

The utility model relates to a disassembling tool for a rolled spring pin, which eliminates a cantilever beam structure, efficiently finishes the work of disassembling the rolled spring pin and creatively designs a bidirectional efficient anti-falling rolled spring pin disassembling tool.

The utility model aims to provide a disassembling tool for a rolled spring pin between a shifting fork shaft and a shifting block of a transmission.

In order to achieve the above purpose, the utility model provides the following scheme:

the design structure of the device of the utility model belongs to a two-way jacking and disassembling tool, an independent stress system is formed among the two-way jacking and disassembling tool, a rolled spring pin and a shifting fork shaft, the bending moment generated by the shifting fork shaft to a shifting fork shaft hole of a center plate is eliminated through a screw-in assembling structure, the screw-in structure is that one end of the two-way jacking and disassembling tool is tightly attached to the shifting fork shaft, the other end of the two-way jacking and disassembling tool is screwed in and tightly screwed out of the shifting fork shaft by using a disassembling screw rod, the screw-in force is applied to the rolled spring pin in the shifting fork shaft through screw connection from the aspect of stress, the other side of the two-way jacking and disassembling tool provides a reaction force with opposite direction and equal magnitude to the shifting fork shaft, thus in the cantilever beam structure of the center plate and the shifting fork shaft, the pair of the reaction force and the reaction force can not generate any bending moment to the shifting fork shaft hole of the center plate, the problem of medium plate fracture has effectually been avoided, has improved assembly efficiency.

A bidirectional efficient anti-drop roll type spring pin dismounting device comprises a dismounting tool body 1, a dismounting screw 2, an anti-drop steel ball and a steel ball clamping spring;

the disassembly anti-drop steel ball and the disassembly steel ball clamping spring are sequentially arranged in a steel ball hole of the disassembly tool body 1;

the disassembly screw 2 is screwed into the disassembly tool body 1, and one end of the disassembly screw 2 is in contact with the rolled spring pin after being screwed into the disassembly tool body 1.

Furthermore, the two clamping springs for disassembling the anti-drop steel ball and the two clamping springs for disassembling the steel ball are respectively arranged, and the disassembled rolled spring pin 11 can be pressed from two sides when the anti-drop steel ball is disassembled.

Further, 2a two-way high-efficient anti-drop formula spring catch dismounting device, still block including the dismantlement, dismantle anti-drop steel ball, dismantle steel ball clamping spring, dismantle and block up and pack into in proper order and dismantle the steel ball hole of frock body 1, the dismantlement is blockked up and is used for blockking up and dismantles anti-drop steel ball, dismantles steel ball clamping spring, prevents to dismantle anti-drop steel ball, dismantles steel ball clamping spring and drops from dismantling the steel ball hole of frock body 1.

Further, the dismounting plug is provided with two plugs.

Further, the disassembling screw 2 is screwed into the disassembling tool body 1 in a thread mode.

Furthermore, dismantle frock body 1 one end and hug closely on the declutch shift shaft.

Compared with the prior art, the utility model has the beneficial technical effects that:

the utility model can be operated flexibly, can realize the disassembly work under various disassembly conditions, and has high efficiency and strong flexibility. At present, the prior art finishes the disassembly work on equipment, the flexibility is poor, the efficiency is low, a press machine is particularly adopted by a plurality of rolled spring pins during disassembly, the efficiency is poor, a positioning tool needs to be equipped at the same time, the pressure of the press machine is not easy to control, and a middle plate of a transmission is often crushed, so that the prior art has the problem of low efficiency, the disassembly efficiency is seriously influenced, and the production cost is increased.

The utility model effectively avoids the problems of dynamic stress and dynamic load in the cantilever beam structure through the forms of acting force and reacting force, smoothly realizes the disassembly of the bidirectional high-efficiency anti-drop uncoiling type spring pin in a limited space, and has high efficiency and strong flexibility.

Drawings

FIG. 1 is an exploded view of the two-way high-efficiency anti-drop rolled spring pin dismounting device of the present invention;

FIG. 2 is an operational view of the bidirectional efficient anti-drop rolled spring pin dismounting device according to the present invention;

in the figure:

1-disassembling the tool body;

2-disassembling the screw rod;

3-disassembling the anti-drop steel ball A;

4-disassembling the anti-drop steel ball B;

5-disassembling the steel ball clamping spring A;

6-disassembling the steel ball clamping spring B;

7-disassembling the plug A;

8-removing the plug B;

9-shifting blocks;

10-a declutch shift shaft;

11-roll spring pin.

Detailed Description

Referring to fig. 1, the utility model relates to a bidirectional efficient anti-drop coiled spring pin disassembling tool, wherein a bidirectional jacking structure is integrally formed by a disassembling tool, a shifting fork shaft and a shifting block, a cantilever beam structure is eliminated, the work of disassembling the coiled spring pin is efficiently completed, a disassembling tool is creatively designed, and bidirectional efficient anti-drop is achieved.

The assembly process of the bidirectional efficient anti-drop roll type spring pin disassembling tool is as follows:

respectively loading a disassembly anti-drop steel ball A3, a disassembly anti-drop steel ball B4, a disassembly steel ball clamping spring A5 and a disassembly steel ball clamping spring B6 into steel ball holes of a disassembly tool body 1;

referring to fig. 2, a disassembly plug A7 and a disassembly plug B8 are arranged in the disassembly tool body 1 and screwed tightly to form a disassembly tool;

the use process of the bidirectional efficient anti-drop roll type spring pin disassembling tool is as follows:

the disassembly screw rod 2 is rotated by screwing a wrench to disassemble the rolled spring pin, the rolled spring pin 11 is extruded out of the shifting block 9 and the shifting fork shaft 10, the disassembly anti-falling steel ball A3 and the disassembly anti-falling steel ball B4 press the extruded rolled spring pin 11, the extruded rolled spring pin is prevented from being transferred into a gearbox, and then the rolled spring pin is manually taken down.

The utility model adopts a bidirectional compression mode to eliminate a cantilever beam structure; a bidirectional efficient anti-falling structure is adopted to prevent the disassembled roll-type spring pin from falling into the gearbox;

the utility model relates to a bidirectional efficient anti-drop structure which comprises two disassembly anti-drop steel balls, two disassembly steel ball clamping springs, two disassembly plugs and a disassembly tool body structure.

The above description is only for the purpose of illustrating the present invention and the appended claims are not to be construed as limiting the scope of the utility model, which is intended to cover all modifications, equivalents and improvements that are within the spirit and scope of the utility model as defined by the appended claims. And those not described in detail in this specification are well within the skill of those in the art.

Claims (6)

1. The utility model provides a two-way high-efficient anti-drop formula spring catch dismounting device which characterized in that:

the tool comprises a disassembling tool body (1), a disassembling screw (2), an anti-drop steel ball and a steel ball clamping spring;

the disassembly anti-drop steel ball and the disassembly steel ball clamping spring are sequentially arranged in a steel ball hole of the disassembly tool body (1);

the disassembly screw rod (2) is screwed in to disassemble the tool body (1), and one end of the disassembly screw rod (2) after being screwed in to disassemble the tool body (1) is contacted with the rolled spring pin.

2. The bidirectional efficient anti-drop roll type spring pin dismounting device according to claim 1, is characterized in that:

the two clamping springs for detaching the anti-drop steel ball and the two clamping springs for detaching the steel ball are respectively arranged, and the detached rolled spring pins (11) can be pressed from two sides of the steel ball for detaching the anti-drop steel ball.

3. The bidirectional efficient anti-drop roll type spring pin dismounting device according to claim 2, is characterized in that:

still block including dismantling, dismantle anti-drop steel ball, dismantle steel ball clamping spring, dismantle and block up and pack into in proper order and dismantle the steel ball hole of frock body (1), dismantle and block up and be used for blockking up and dismantle anti-drop steel ball, dismantle steel ball clamping spring, prevent to dismantle anti-drop steel ball, dismantle steel ball clamping spring and drop from dismantling the steel ball hole of frock body (1).

4. The bidirectional efficient anti-drop roll type spring pin dismounting device according to claim 3, is characterized in that:

the disassembly plug is provided with two parts.

5. The bidirectional efficient anti-drop roll type spring pin dismounting device according to claim 1, is characterized in that:

the disassembling screw rod (2) is screwed into the disassembling tool body (1) in a threaded mode.

6. The bidirectional efficient anti-drop roll type spring pin dismounting device according to claim 1, is characterized in that:

one end of the disassembling tool body (1) is tightly attached to the shifting fork shaft.

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