CN216464386U - Return spring spacing steel wire retaining ring installs and removes device - Google Patents
Return spring spacing steel wire retaining ring installs and removes device Download PDFInfo
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- CN216464386U CN216464386U CN202122788600.7U CN202122788600U CN216464386U CN 216464386 U CN216464386 U CN 216464386U CN 202122788600 U CN202122788600 U CN 202122788600U CN 216464386 U CN216464386 U CN 216464386U
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- pressing plate
- steel wire
- spring
- retainer ring
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Abstract
The utility model provides a return spring limiting steel wire retainer ring mounting and dismounting device which comprises a chassis, a pressing plate and a pressing bolt, wherein the middle part of the chassis is protruded to be used for fixing the circumferential direction of a piston; the device has the advantages of small structure, wide application range and convenient operation, and can solve the problem of maintenance on ships and the like.
Description
Technical Field
The utility model relates to an assembling and disassembling device, in particular to an assembling and disassembling device for a return spring limiting steel wire check ring.
Background
The assembly of the return spring limiting steel wire retainer ring is an important step of the assembly of the gear box, and the traditional assembly method is that a piston, a spring and a spring seat are sequentially installed in a transmission shaft assembly, and then a long sleeve is used for installing a clamp spring in a pressing machine. However, for assembly and maintenance on ships and the like, the assembly and disassembly of the limiting steel wire check ring become a difficult problem due to the limitation of equipment sites and the like.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problems, the utility model aims to provide the return spring limiting steel wire retainer ring mounting and dismounting device which is small in structure, wide in application range and convenient to operate and can solve the problem of maintenance on ships and the like.
Based on the purpose, the utility model provides a device for assembling and disassembling a return spring limiting steel wire retainer ring, which comprises a chassis, a pressing plate and a pressing bolt, wherein the middle part of the chassis is protruded to fix the circumferential direction of a piston, the pressing plate is arranged opposite to the chassis and can move relative to the axial direction of the chassis, the pressing plate is arranged on one side of the pressing plate far away from the chassis, and the pressing plate can be driven to move towards the direction close to the pressing plate along the axial direction of the pressing plate under the action of external force;
when assembling a return spring limiting steel wire retainer ring, firstly sleeving a piston on a chassis, then installing the spring into a guide hole of the piston, then sequentially installing a spring seat and a pressing plate, finally, matching a pressing plate with a pressing bolt to pre-press the spring in place, at the moment, the piston, the spring seat and the pressing plate form a piston assembly, installing the piston assembly into a transmission shaft assembly to be assembled, at the moment, the piston assembly is lower than a retainer ring groove position, installing the limiting steel wire retainer ring to a corresponding position on a shaft, and finally, disassembling the pressing plate and the pressing plate, wherein the spring seat rebounds to abut against the limiting steel wire retainer ring by virtue of the resilience force of the spring;
when the return spring limiting steel wire check ring is disassembled, the pressing plate penetrates through the transmission shaft and is positioned on the spring seat, the pressing plate is pressed towards the direction close to the chassis, and the limiting steel wire check ring is disassembled.
Preferably, a first screw hole is defined in the middle of the pressure plate, a second screw hole is correspondingly formed in the chassis, the first screw hole and the second screw hole are connected through a compression bolt, and when the compression bolt is screwed in, the pressure plate pushes the pressure plate to move towards the direction close to the chassis.
Preferably, a side of the pressure plate adjacent to the piston defines an annular groove in which the other end of the piston is inserted when one end of the spring is fitted into the guide hole of the piston.
Preferably, two equal-height limiting columns are arranged on one side of the pressure plate facing the piston at intervals.
Preferably, two waist holes are arranged on the surface of the pressing plate close to the edge at intervals, when the return spring limiting steel wire retainer ring is disassembled, a double-headed connecting bolt is adopted, one end of the connecting bolt penetrates through the waist holes and then is screwed into the piston, and the other end of the connecting bolt is screwed down through the nut to press the pressing plate by applying force.
Compared with the prior art, the utility model has the beneficial effects that:
according to the utility model, the piston assembly is formed by the piston, the spring and the spring seat together with the tool, so that the tool is small and exquisite, is convenient to carry, has a wide application range, is convenient to operate, and can solve the problem of maintenance on ships and the like.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the application and, together with the description, serve to explain the application and are not intended to limit the application.
FIG. 1 is a schematic overall structure diagram of a return spring limit wire retainer ring mounting and dismounting device in an embodiment of the utility model;
FIG. 2 is a schematic view of the construction of a platen in an embodiment of the present invention;
FIG. 3 is a schematic view of the assembly and disassembly apparatus of an embodiment of the present invention in an assembled state of the piston assembly;
FIG. 4 is a schematic structural view of a piston assembly in an embodiment of the present invention;
FIG. 5 is a schematic structural view of the mounting and dismounting device during the process of assembling the return spring retaining wire retainer ring in the embodiment of the utility model;
fig. 6 is a schematic structural view of the mounting and dismounting device in the state of assembling the return spring limiting wire retainer ring in the embodiment of the utility model.
Wherein, 1, a chassis; 2. pressing a plate; 3. a connecting bolt; 4. a platen; 5. a hold-down bolt; 6. a limiting column;
a. a piston; b. a spring; c. a spring seat; d. and a retainer ring.
Detailed Description
The utility model is further described with reference to the following figures and examples.
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
The embodiment provides a device for assembling and disassembling a limiting steel wire retainer ring of a return spring b, which comprises a chassis 1, a pressure plate 2, a pressure plate 4 and a compression bolt 5, wherein the middle part of the chassis 1 protrudes in the circumferential direction for fixing a piston a, the pressure plate 2 is arranged opposite to the chassis 1 and can move relative to the axial direction of the chassis 1, the pressure plate 4 is arranged on one side of the pressure plate 2 far away from the chassis 1, and the pressure plate 2 can be driven to move towards the direction close to the pressure plate 4 along the axial direction of the pressure plate 4 under the action of external force;
when assembling a steel wire check ring for limiting a return spring b, firstly sleeving a piston a on a chassis 1, then installing the spring b into a guide hole of the piston a, then sequentially installing a spring seat c and a pressing plate 2, and finally pre-pressing the spring b in place by matching a pressing plate 4 with a pressing bolt 5, wherein at the moment, the piston a, the spring b, the spring seat c and the pressing plate 2 form a piston a assembly, the piston a assembly is installed into a transmission shaft assembly to be assembled, at the moment, the piston a assembly is lower than a check ring groove position, the steel wire check ring for limiting is installed at a corresponding position on a shaft, and finally, the pressing plate 4 and the pressing plate 2 are disassembled, and the spring seat c rebounds to abut against the steel wire check ring by means of the resilience force of the spring b;
when the return spring b is used for disassembling the limiting steel wire check ring, the pressing plate 2 penetrates through the transmission shaft and is positioned on the spring seat c, the pressing plate 2 is pressed towards the direction close to the chassis 1, and the limiting steel wire check ring is disassembled; compared with the traditional method that the piston a, the spring b and the spring seat c are sequentially arranged in the transmission shaft assembly and then the long sleeve is used as a press to arrange the retainer ring, the assembling and disassembling method has the innovative points that: the piston a assembly is formed by assisting the piston a, the spring b and the spring seat c with a tool, the tool is small and exquisite, is convenient to carry and flexible to assemble and disassemble, and the problem of maintenance on ships and the like is solved.
As a preferred embodiment, a first screw hole is defined in the middle of the pressure plate 4, a second screw hole is correspondingly provided on the chassis 1, the first screw hole and the second screw hole are connected by a compression bolt 5, and when the compression bolt 5 is screwed in, the pressure plate 4 pushes the pressure plate 2 to move towards the chassis 1.
As a preferred embodiment, the side of the pressure plate 2 adjacent to the piston a defines an annular groove into which the other end of the piston a is inserted when one end of the spring b is fitted into the guide hole of the piston a.
In a preferred embodiment, two equal-height spacing posts 6 are provided at intervals on the side of the pressure plate 2 facing the piston a.
As a better embodiment, two waist holes are arranged on the surface of the pressing plate 2 close to the edge at intervals, when the return spring b is used for disassembling the limiting steel wire retainer ring, a double-headed connecting bolt 3 is adopted, one end of the connecting bolt 3 penetrates through the waist hole and then is screwed into the piston a, and the other end is screwed through a nut to press the pressing plate 2.
Example (b): taking the assembly and disassembly of a limiting steel wire retainer ring in a gear box of a certain model as an example, the length of a limiting column 6 on a chassis 1, a pressure plate 2 and the pressure plate 4 are designed according to the sizes of a piston a and a spring seat c and the position of the retainer ring on a shaft, as shown in figure 1, then the piston a, a spring b, the spring seat c and the pressure plate 2 are assembled according to the operation mode, after the spring b is pre-pressed in place, two connecting bolts 3 penetrate through waist-shaped holes of the pressure plate 2 and are screwed into two screw holes of the piston a, and the assembled piston a component is shown in figure 4. The piston a assembly is assembled on the transmission shaft assembly, the retainer ring is assembled as shown in figure 5, the two connecting bolts 3 are screwed out, the pressure plate 2 is disassembled, and the spring seat c rebounds to the position shown in figure 6. When the retainer ring is disassembled, the pressing plate 2 penetrates through the shaft and is positioned on the spring seat c, one end of the stud bolt is screwed into the screw hole of the piston a, and the other end of the stud bolt is screwed by the nut to apply force, so that the retainer ring is disassembled.
According to the utility model, the piston assembly is formed by the piston, the spring and the spring seat together with the tool, so that the tool is small and exquisite, is convenient to carry, has a wide application range, is convenient to operate, and can solve the problem of maintenance on ships and the like.
Although the embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and not to be construed as limiting the present invention, and those skilled in the art can make changes, modifications, substitutions and alterations to the above embodiments without departing from the principle and spirit of the present invention, and any simple modification, equivalent change and modification made to the above embodiments according to the technical spirit of the present invention still fall within the technical scope of the present invention.
Claims (5)
1. The mounting and dismounting device for the return spring limiting steel wire retainer ring is characterized by comprising a chassis, a pressing plate and a pressing bolt, wherein the middle part of the chassis is protruded in the circumferential direction for fixing a piston;
when assembling a return spring limiting steel wire retainer ring, firstly sleeving a piston on a chassis, then installing the spring into a guide hole of the piston, then sequentially installing a spring seat and a pressing plate, finally, matching a pressing plate with a pressing bolt to pre-press the spring in place, at the moment, the piston, the spring seat and the pressing plate form a piston assembly, installing the piston assembly into a transmission shaft assembly to be assembled, at the moment, the piston assembly is lower than a retainer ring groove position, installing the limiting steel wire retainer ring to a corresponding position on a shaft, and finally, disassembling the pressing plate and the pressing plate, wherein the spring seat rebounds to abut against the limiting steel wire retainer ring by virtue of the resilience force of the spring;
when the return spring limiting steel wire check ring is disassembled, the pressing plate penetrates through the transmission shaft and is positioned on the spring seat, the pressing plate is pressed towards the direction close to the chassis, and the limiting steel wire check ring is disassembled.
2. The apparatus as claimed in claim 1, wherein the pressure plate has a first screw hole defined in a middle portion thereof, the base plate has a second screw hole defined therein, the first and second screw holes are connected by a pressing bolt, and the pressure plate pushes the pressure plate to move closer to the base plate when the pressing bolt is screwed in.
3. A return spring retaining wire retainer ring mounting and dismounting device as claimed in claim 1, wherein a side of the pressure plate adjacent to the piston defines an annular groove into which the other end of the piston is inserted when one end of the spring is fitted into the guide hole of the piston.
4. The apparatus as claimed in claim 1, wherein two equal-height spacers are provided at a distance on a side of the pressing plate facing the piston.
5. The device for assembling and disassembling the return spring limit wire retainer ring according to claim 1, wherein two waist holes are formed on the plate surface of the pressing plate at intervals near the edge, and when the return spring limit wire retainer ring is disassembled, a double-headed connecting bolt is adopted, one end of the connecting bolt penetrates through the waist hole and then is screwed into the piston, and the other end of the connecting bolt is screwed by a nut to apply force to press the pressing plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122788600.7U CN216464386U (en) | 2021-11-15 | 2021-11-15 | Return spring spacing steel wire retaining ring installs and removes device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122788600.7U CN216464386U (en) | 2021-11-15 | 2021-11-15 | Return spring spacing steel wire retaining ring installs and removes device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216464386U true CN216464386U (en) | 2022-05-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122788600.7U Active CN216464386U (en) | 2021-11-15 | 2021-11-15 | Return spring spacing steel wire retaining ring installs and removes device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216464386U (en) |
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2021
- 2021-11-15 CN CN202122788600.7U patent/CN216464386U/en active Active
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