CN212947542U

CN212947542U - Disassembling tool

Info

Publication number: CN212947542U
Application number: CN202021532908.4U
Authority: CN
Inventors: 左继鹏; 杨继东
Original assignee: Langfang Nuowet Intelligent Equipment Manufacturing Co ltd
Current assignee: Langfang Nuowet Intelligent Equipment Manufacturing Co ltd
Priority date: 2020-07-29
Filing date: 2020-07-29
Publication date: 2021-04-13
Anticipated expiration: 2030-07-29

Abstract

The application provides a disassembling tool which comprises an inner sleeve and an outer sleeve; one end of the inner sleeve is provided with a U-shaped groove; the arc section of the U-shaped groove is coaxial with the inner sleeve; a plurality of clamping jaws are radially arranged at the position close to one end in the outer sleeve; the plurality of clamping jaws are uniformly distributed along the circumferential direction of the outer sleeve; one end of the inner sleeve, which is far away from the U-shaped groove, is provided with a first stress application hole along the radial direction; and a second force application hole is formed in one end of the outer sleeve far away from the clamping jaw along the radial direction. According to the technical scheme provided by the embodiment of the application, the problems of small installation space and inconvenience in operation of the connecting piece are solved through plug-in connection; the flat groove of lead screw is blocked through U type groove after interior sleeve pipe inserts, and the outer tube docks with the three-groove locking nut through the jack catch after inserting, and the back of butt joint, the tail end of interior sleeve pipe and outer tube all is located the outside of bearing frame, utilizes lever principle alright easily demolish the three-groove locking nut from the lead screw through afterburning hole cooperation forcing rod.

Description

Disassembling tool

Technical Field

The application relates to the technical field of mechanical disassembly, in particular to a disassembly tool.

Background

The ball screw is an ideal product for converting rotary motion into linear motion or converting linear motion into rotary motion; the ball screw is the most commonly used transmission element on tool machinery and precision machinery, and has the main function of converting rotary motion into linear motion or converting torque into axial repeated acting force, and has the characteristics of high precision, reversibility and high efficiency.

The screw rod is rotatably arranged on the bearing seat through a bearing usually by the aid of the bearing during installation, and the screw rod and the bearing seat are limited to move along the axial direction through the three-groove locking nut; however, when the lead screw is damaged and maintained, the three-groove locking nut is installed in the bearing seat, the space is narrow, the three-groove locking nut is difficult to disassemble, a large amount of time can be wasted, the maintenance efficiency is affected, and unnecessary loss is caused.

Disclosure of Invention

In view of the above-mentioned drawbacks and deficiencies of the prior art, it is desirable to provide a disassembly tool.

The application provides a disassembling tool which comprises an inner sleeve and an outer sleeve; one end of the inner sleeve is provided with a U-shaped groove; the arc section of the U-shaped groove is coaxial with the inner sleeve; a plurality of clamping jaws are radially arranged at the position close to one end in the outer sleeve; the plurality of clamping jaws are uniformly distributed along the circumferential direction of the outer sleeve; one end of the inner sleeve, which is far away from the U-shaped groove, is provided with a first stress application hole along the radial direction; and a second force application hole is formed in one end of the outer sleeve far away from the clamping jaw along the radial direction.

Furthermore, the outer sleeve is sleeved on the inner sleeve and can slide relatively; a corresponding sliding sleeve is arranged in the outer sleeve corresponding to the outer diameter of the inner sleeve; the inner pipe sleeve is provided with convex edges at two ends of the sliding sleeve respectively for limiting the sliding stroke of the sliding sleeve.

Further, the device also comprises a first force application rod; a strip-shaped through hole is formed in the first stress application rod along the axis direction; the inner part of the inner sleeve is provided with a mounting rod along the direction vertical to the axis; the first force applying rod is slidably mounted on the mounting rod.

Furthermore, two first force application holes are formed, and the axial direction of the first force application holes is perpendicular to the axial direction of the mounting rod; any first stress application hole is U-shaped, and the opening faces to one end far away from the U-shaped groove.

Further, the device also comprises a second force application rod; the second stress application rod is arranged along the axial direction of the outer sleeve and is embedded at the outer side of the outer sleeve; one end of the second stressing rod is hinged on the second stressing hole.

The application has the advantages and positive effects that:

the technical scheme solves the problems of small installation space and inconvenient operation of the connecting piece through plug-in connection; the flat groove of lead screw is blocked through U type groove after interior sleeve pipe inserts, and the outer tube docks with the three-groove locking nut through the jack catch after inserting, and the back of butt joint, the tail end of interior sleeve pipe and outer tube all is located the outside of bearing frame, utilizes lever principle alright easily demolish the three-groove locking nut from the lead screw through afterburning hole cooperation forcing rod.

Drawings

Fig. 1 is a schematic structural diagram of a disassembly tool provided in an embodiment of the present application;

fig. 2 is a use state diagram (with an outer sleeve removed) of the disassembly tool provided in the embodiment of the present application;

fig. 3 is a use state diagram of the disassembly tool provided in the embodiment of the present application.

The text labels in the figures are represented as: 100-inner sleeve; 110-U-shaped groove; 120-a first force application hole; 130-convex edge; 140-a first force application bar; 200-outer sleeve; 210-jaws; 220-second force application hole; 230-a sliding sleeve; 240-second force application rod; 300-a bearing seat; 310-a screw rod; 320-three-slot locking nut.

Detailed Description

The following detailed description of the present application is given for the purpose of enabling those skilled in the art to better understand the technical solutions of the present application, and the description in this section is only exemplary and explanatory, and should not be taken as limiting the scope of the present application in any way.

Referring to fig. 1, fig. 2 and fig. 3, the present embodiment provides a disassembling tool, which includes an inner sleeve 100 and an outer sleeve 200; one end of the inner sleeve 100 is provided with a U-shaped groove 110 along the radial direction, the arc section of the U-shaped groove 110 is coaxial with the inner sleeve 100, one end of the inner sleeve 100, which is far away from the U-shaped groove 110, is also provided with two first stressing holes 120, and the two first stressing holes 120 are arranged along the radial direction of the inner sleeve 100, are coaxial and are used for being matched with a stressing rod; three clamping jaws 210 are radially arranged at a position close to one end inside the outer sleeve 200, and the three clamping jaws 210 are uniformly distributed along the circumferential direction of the outer sleeve 200 and are used for being clamped with clamping grooves on the three-groove locking nut; a second stressing hole 220 is radially arranged at one end of the outer sleeve 200 far away from the clamping jaw 210, and is also matched with a stressing rod for use; the inner sleeve 100 is inserted into the bearing seat 300 and then clamps the flat groove of the screw rod 310 through the U-shaped groove 110, the outer sleeve 200 is inserted into the bearing seat 300 and then is butted with the three-groove locking nut 320 through the clamping claws 210, then the stress application rod is inserted into the corresponding stress application hole, and the inner sleeve 100 and the outer sleeve 200 are rotated reversely to finish the disassembly of the three-groove locking nut.

In a preferred embodiment, the outer sleeve 200 can be slidably sleeved on the inner sleeve 100, the inner sleeve 100 can slide out from between the claws 210, and the outer diameter of the inner sleeve 100 is much smaller than the inner diameter of the outer sleeve 200, so that the corresponding sliding sleeve 230 is arranged in the outer sleeve 200 corresponding to the outer diameter of the inner sleeve 100 to ensure the stable sliding of the inner sleeve 100 and the outer sleeve 200; the inner sleeve 100 is provided with a protruding edge 130 at each end of the sliding sleeve 230 for limiting the sliding stroke of the sliding sleeve 230.

In a preferred embodiment, the protruding edge 130 is a snap spring, the inner sleeve 100 is provided with a corresponding snap groove corresponding to the snap spring, the protruding portion can limit the sliding stroke of the sliding sleeve 230 after the snap spring is installed in the snap groove, and the inner sleeve 100 and the outer sleeve 200 can be separated after being disassembled.

In a preferred embodiment, the first force applying rod 140 is further included, a strip-shaped through hole is formed in the first force applying rod 140 along the axial direction, a mounting rod perpendicular to the axial direction is arranged inside the inner sleeve 100, and the first force applying rod 140 is slidably mounted on the mounting rod through the strip-shaped through hole and can be accommodated inside the inner sleeve 100.

In a preferred embodiment, one end of the inner sleeve 100 away from the U-shaped groove 110 is further provided with a strip-shaped groove communicated with any one of the first force applying holes 120, the width of the strip-shaped groove corresponds to the inner diameter of the first force applying hole 120, and the strip-shaped groove and the first force applying hole 120 form a U-shaped open groove. After the first force applying rod 140 is pulled out of the inner sleeve 100 and then rotates around the mounting rod to enter the open slot, after the first force applying rod 140 and the inner sleeve 100 are in a vertical state, the first force applying rod 140 is coaxial with the other first force applying hole 120, and then the first force applying rod 140 is inserted into the first force applying hole 120 so as to apply force to rotate the inner sleeve 100.

In a preferred embodiment, the device further comprises a second force applying rod 240, wherein the second force applying rod 240 is arranged along the axial direction of the outer sleeve 200 and is embedded in the outer side of the outer sleeve 200; one end of the second force applying rod 240 is hinged in the second force applying hole 220 through a hinge joint; the second force applying rod 240 rotates along the hinge shaft to be perpendicular to the outer sleeve 200, and then applies force to the outer sleeve 200 to rotate.

The principles and embodiments of the present application are explained herein using specific examples, which are provided only to help understand the method and the core idea of the present application. The foregoing is only a preferred embodiment of the present application, and it should be noted that there are objectively infinite specific structures due to the limited character expressions, and it will be apparent to those skilled in the art that a plurality of modifications, decorations or changes may be made without departing from the principle of the present invention, and the technical features described above may be combined in a suitable manner; such modifications, variations, combinations, or adaptations of the invention in other contexts without modification may be viewed as within the scope of the present application.

Claims

1. The disassembly tool is characterized by comprising an inner sleeve (100) and an outer sleeve (200); one end of the inner sleeve (100) is provided with a U-shaped groove (110); the arc section of the U-shaped groove (110) is coaxial with the inner sleeve (100); a plurality of claws (210) are arranged in the outer sleeve (200) in the radial direction near one end; the clamping jaws (210) are uniformly distributed along the circumferential direction of the outer sleeve (200); one end, far away from the U-shaped groove (110), of the inner sleeve (100) is provided with a first stress application hole (120) along the radial direction; and a second force application hole (220) is formed in one end, far away from the clamping jaw (210), of the outer sleeve (200) along the radial direction.

2. The disassembly tool according to claim 1, wherein the outer sleeve (200) is sleeved on the inner sleeve (100) and can slide relatively; a corresponding sliding sleeve (230) is arranged in the outer sleeve (200) corresponding to the outer diameter of the inner sleeve (100); the inner sleeve (100) is provided with convex edges (130) at two ends of the sliding sleeve (230) respectively, and the convex edges are used for limiting the sliding stroke of the sliding sleeve (230).

3. The disassembly tool of claim 1, further comprising a first stressing rod (140); a strip-shaped through hole is formed in the first stress application rod (140) along the axis direction; the inner part of the inner sleeve (100) is provided with a mounting rod along the direction vertical to the axis; the first force application rod (140) is slidably mounted on the mounting rod.

4. The disassembly tool according to claim 3, wherein the first force application hole (120) is provided with two holes, and the axial direction is perpendicular to the axial direction of the installation rod; any one first force application hole (120) is U-shaped, and the opening of the first force application hole faces to one end far away from the U-shaped groove (110).

5. The disassembly tool of claim 1, further comprising a second stressing rod (240); the second force applying rod (240) is arranged along the axial direction of the outer sleeve (200) and is embedded at the outer side of the outer sleeve (200); one end of the second force application rod (240) is hinged on the second force application hole (220).