CN217513799U

CN217513799U - Speed reducer gear dismounting device

Info

Publication number: CN217513799U
Application number: CN202221738233.8U
Authority: CN
Inventors: 冯双刚; 张凯; 高斌; 龙彬; 杨继祥
Original assignee: Hebei Window Glass Co ltd; CSG Holding Co Ltd
Current assignee: Hebei Window Glass Co ltd; CSG Holding Co Ltd
Priority date: 2022-07-07
Filing date: 2022-07-07
Publication date: 2022-09-30
Anticipated expiration: 2032-07-07

Abstract

The application relates to the technical field of speed reducer maintenance, in particular to a speed reducer gear dismounting device which comprises a main body structure; an inner cavity is arranged inside the main body structure; the side wall of the inner cavity is provided with a through hole; the bottom of the main body structure is provided with an open slot communicated with the inner cavity; the width of the open slot is smaller than that of the through opening; the top of the main body structure is provided with an operation hole. When the gear of the speed reducer needs to be disassembled, the open slot is embedded into a gap between the gear and the shell of the speed reducer, the gear is placed in an inner cavity of the main body structure, a step formed between the open slot and the inner cavity acts on the edge of the gear, a fastener is installed in an operation hole at the top of the gear and acts on a center hole of an output shaft of the speed reducer, and the gear is separated from a transmission shaft by rotating the fastener, so that the gear disassembling effect is achieved; can dismantle the speed reducer gear smoothly under the circumstances of assurance equipment, instrument and personnel's safety, solve effectively that the current speed reducer gear of demolising through the puller exists and easily cause the technical problem that the gear or puller damaged.

Description

Speed reducer gear dismounting device

Technical Field

The application relates to the technical field of speed reducer maintenance, in particular to a speed reducer gear dismounting device.

Background

In a general production process, a motor drives a speed reducer to serve as a driving device, which is the most common transmission mode. Various faults may occur in the process of long-term operation of the speed reducer, the speed reducer needs to be maintained, a gear needs to be dismounted firstly when part of the speed reducer is maintained, the shell of the speed reducer can be dismounted continuously, and then faults are checked to maintain the speed reducer.

Traditional speed reducer gear dismantles the mode and generally chooses for use to draw the horse, dismantles the in-process because of the gap is less between gear and the speed reducer casing, and large-scale drawing the horse can't use, and small-size drawing horse effort is not enough to demolish the gear smoothly, and dismantles the in-process and probably causes the gear or draws the horse to damage, has the injured risk of personnel even.

SUMMERY OF THE UTILITY MODEL

In view of this, the present application aims to provide a speed reducer gear dismounting device, which is used for solving the technical problem that the existing speed reducer gear dismounting through a puller is easy to cause gear damage or puller damage.

In order to achieve the purpose, the application provides the following technical scheme:

a gear dismounting device of a speed reducer comprises a main body structure;

an inner cavity is formed in the main body structure;

the side wall of the inner cavity is provided with a through hole;

an open slot communicated with the inner cavity is formed in the bottom of the main body structure;

the top of the main body structure is provided with an operation hole.

Preferably, in the above reducer gear removing device, the working hole is a threaded hole.

Preferably, in the above-described reducer gear removing device, a jack screw is attached to the threaded hole.

Preferably, in the above reducer gear removing device, an extending direction of the screw hole is located in the open groove.

Preferably, in the above-described reducer gear dismantling device, the main structure is made of structural steel.

Preferably, in the reducer gear removing device described above, the open groove is U-shaped.

Preferably, in the above reducer gear removing device, the main body structure is in a rectangular parallelepiped shape.

Preferably, in the reducer gear removing device described above, the inner cavity is specifically rectangular parallelepiped.

Preferably, in the reducer gear dismounting device, a corner of the inner cavity is provided with a rounded corner.

Preferably, in the above reducer gear dismounting device, a welding part is welded to the bottom of the main body structure, and the opening groove is opened in the welding part.

Compared with the prior art, the beneficial effects of this application are:

when the gear of the speed reducer needs to be disassembled, the open slot is embedded into a gap between the gear and the shell of the speed reducer, the gear is placed in an inner cavity of a main body structure through a through hole, a step formed between the open slot and the inner cavity acts on the edge of the gear, a fastener is installed in an operation hole at the top of the gear and acts on a center hole of an output shaft of the speed reducer, and the gear is separated from a transmission shaft by rotating the fastener, so that the gear disassembling effect is achieved; the whole disassembly process can smoothly disassemble the speed reducer gear under the condition of ensuring the safety of equipment, tools and personnel, and effectively solves the technical problem that the gear is easy to cause or the speed reducer gear is easy to damage in the existing disassembly process of the speed reducer gear through the puller.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, it is obvious that the drawings in the following description are only embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a speed reducer gear dismounting device provided in an embodiment of the present application;

fig. 2 is a schematic structural diagram of another speed reducer gear dismounting device provided in the embodiment of the present application.

In the figure:

100. a body structure; 200. an inner cavity; 300. a port; 400. an open slot; 500. a working hole; 600. and (7) welding parts.

Detailed Description

The technical solutions in the embodiments of the present application will be described clearly and completely with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only some embodiments of the present application, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

In the description of the embodiments of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the embodiments of the present application and simplifying the description, but do not indicate or imply that the referred devices or elements must have specific orientations, be configured in specific orientations, and operate, and thus, should not be construed as limiting the embodiments of the present application. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the embodiments of the present application, it should be noted that the terms "mounted," "connected," and "connected" are used broadly and are defined as, for example, a fixed connection, an exchangeable connection, an integrated connection, a mechanical connection, an electrical connection, a direct connection, an indirect connection through an intermediate medium, and a communication between two elements, unless otherwise explicitly stated or limited. Specific meanings of the above terms in the embodiments of the present application can be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1, an embodiment of the present application provides a gear dismounting device for a speed reducer, including a main body structure 100; the main body structure 100 is internally provided with an inner cavity 200; the side wall of the inner cavity 200 is provided with a through hole 300; the bottom of the main body structure 100 is provided with an open slot 400 communicated with the inner cavity 200; the width of the open slot 400 is less than the width of the through opening 300; the top of the main structure 100 is provided with a working hole 500.

More specifically, it is preferable that the through hole 300 is opened on the entire surface of the inner cavity 200; the width of the open groove 400 is smaller than that of the through opening 300, and a step can be formed between the open groove 400 and the inner cavity 200; the working hole 500 can play a role in guiding a fastener to be connected with a central hole of an output shaft of the speed reducer.

In the embodiment, when the gear of the speed reducer needs to be disassembled, the open slot 400 is embedded into a gap between the gear and the shell of the speed reducer, the gear is placed in the inner cavity 200 of the main body structure 100 through the through hole 300, a step formed between the open slot 400 and the inner cavity 200 acts on the edge of the gear, the fastening piece is installed in the operation hole 500 at the top and acts on the central hole of the output shaft of the speed reducer, and the fastening piece is rotated to separate the gear from the transmission shaft, so that the gear disassembling effect is achieved; the whole dismounting process can smoothly dismount the speed reducer gear under the condition of ensuring the safety of equipment, tools and personnel, and effectively solves the technical problem that the gear or the puller is easy to damage when the speed reducer gear is dismounted through the puller in the prior art.

Further, in the present embodiment, the working hole 500 is embodied as a screw hole. The arrangement of screw hole can cooperate threaded fastener to demolish the speed reducer gear.

Further, in the present embodiment, a jack screw is installed in the threaded hole. When the gear box is disassembled, the jackscrew is arranged in the threaded hole and acts on the central hole of the output shaft of the speed reducer, and the acting force of the jackscrew is large, so that the gear can be separated from the transmission shaft by rotating the jackscrew, the gear can be safely and reliably disassembled, the existing maintenance efficiency can be improved, and the maintenance time of the speed reducer can be shortened.

More specifically, the fastener is not limited to a jackscrew, and fasteners of other structures may also be used, which are not described in detail in this embodiment.

Further, in the present embodiment, the extending direction of the screw hole is located in the opening groove 400. Because the center line of the output shaft is located in the open slot 400 during the removal process, the arrangement of the threaded hole also requires the extending direction to be located in the open slot 400.

Further, in the present embodiment, the body structure 100 is made of structural steel. The preferred major structure 100 is the integral type structure that the structural steel made, and the major structure 100 that adopts the structural steel to make has a strong bearing capacity, dismantles the difficult deformation that takes place of in-process.

Further, in the present embodiment, the open groove 400 has a U-shape. The open slot 400 is embedded in the gap between the gear and the housing, and the gear can be effectively protected by the U-shaped step, thereby preventing the gear from being damaged.

Further, in the present embodiment, the main body structure 100 is specifically shaped like a rectangular parallelepiped. This arrangement facilitates the forming process and also facilitates the clamping and fixing of the main structure 100.

More specifically, the corners of main structure 100 are provided with chamfers or fillets, and the chamfers or fillets can reduce the sharpness of the corners, thereby being beneficial to preventing operators from being scratched by the sharp corners of main structure 100.

Further, in the present embodiment, the inner cavity 200 is specifically in the shape of a rectangular parallelepiped. The inner cavity 200 in the shape of the cuboid can meet the requirement of gear placement, and meanwhile, a fastener can conveniently penetrate through the operation hole 500 to be connected with a central hole of an output shaft of the speed reducer.

Further, in the present embodiment, the corners of the inner cavity 200 are rounded. The rounded corners are beneficial to avoiding the condition that the gear is damaged by the friction of the cavity wall of the inner cavity 200.

The embodiment further provides another reducer gear dismounting device, which comprises a main body structure 100; the main body structure 100 is internally provided with an inner cavity 200; the side wall of the inner cavity 200 is provided with a through hole 300; the width of the open slot 400 is less than the width of the through opening 300; the top of the main body structure 100 is provided with a working hole 500; the bottom of the main structure 100 is welded with a welding part 600, and the open slot 400 is opened on the welding part 600. The main structure 100 can be divided into two sections so as to be produced and molded separately without affecting the dismounting of the speed reducer gear of the whole device, and the production difficulty of the main structure 100 is effectively reduced.

The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present application. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the application. Thus, the present application is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A gear dismounting device of a speed reducer is characterized by comprising a main body structure;

an inner cavity is formed in the main body structure;

the side wall of the inner cavity is provided with a through hole;

the width of the open slot is smaller than that of the through opening;

the top of the main body structure is provided with an operation hole.

2. The reducer gear dismounting device according to claim 1, wherein the working hole is a threaded hole.

3. The reducer gear dismounting device according to claim 2, wherein a jackscrew is mounted in the threaded hole.

4. The reducer gear dismounting device according to claim 3, wherein the extension direction of the threaded hole is located in the open groove.

5. The reducer gear disassembling apparatus of claim 1, wherein the main body structure is made of structural steel.

6. The reducer gear dismounting device according to claim 1, wherein the open slot is U-shaped.

7. The reducer gear dismounting device according to claim 1, wherein the main structure is shaped as a rectangular parallelepiped.

8. The reducer gear dismounting device according to claim 1, wherein the inner cavity is shaped in a rectangular parallelepiped.

9. The reducer gear dismounting device according to claim 8, wherein the corners of the inner cavity are provided with rounded corners.

10. The device for disassembling the gear of the speed reducer according to claim 1, wherein a welding part is welded to the bottom of the main body structure, and the opening groove is opened in the welding part.