CN216464328U

CN216464328U - Device is demolishd to uide bushing of pneumatic rod

Info

Publication number: CN216464328U
Application number: CN202122524493.7U
Authority: CN
Inventors: 陶声华; 陶声荣
Original assignee: Changzhou Lant Gas Spring Co ltd
Current assignee: Changzhou Lant Gas Spring Co ltd
Priority date: 2021-10-20
Filing date: 2021-10-20
Publication date: 2022-05-10
Anticipated expiration: 2031-10-20

Abstract

The utility model relates to the technical field of pneumatic rods, in particular to a guide sleeve dismantling device of a pneumatic rod, which comprises a rack main body, an elastic pressure rod arranged at the upper part of the rack main body and an object placing plate arranged at the lower part of the rack main body and used for placing a cylinder to be dismantled, wherein the rack main body comprises an upper seat plate, a lower seat plate and a support column; through the thimble that multiunit one-to-one set up with place the hole, realize that the multistation of uide bushing is demolishd, effectively improve and dismantle efficiency.

Description

Device is demolishd to uide bushing of pneumatic rod

Technical Field

The utility model relates to the technical field of pneumatic rods, in particular to a guide sleeve dismounting device of a pneumatic rod.

Background

The pneumatic rod is also called a gas spring, is a part capable of realizing functions of supporting, buffering, braking, height and angle adjustment and the like, and is mainly applied to parts such as a cover cap, a door and the like in engineering machinery. The pneumatic rod mainly comprises a piston rod, a piston, a sealing guide sleeve, a filler, a pressure cylinder, a joint and the like, wherein the pressure cylinder is a closed cavity, inert gas or oil-gas mixture is filled in the pressure cylinder, and the pressure in the cavity is several times or dozens of times of the atmospheric pressure. When the pneumatic rod acts, the movement of the piston rod is realized by utilizing the pressure difference existing on the two sides of the piston, the working principle is that inert gas or oil-gas mixture is filled in a closed pressure cylinder, the pressure in a cavity is several times or dozens of times higher than the atmospheric pressure, and the movement of the piston rod is realized by utilizing the pressure difference generated by the fact that the cross section area of the piston rod is smaller than that of the piston.

The guide sleeve in the pneumatic rod is corroded by water and emulsion for a long time, so that the guide sleeve in the cylinder is difficult to remove.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defect that the existing guide sleeve is difficult to remove, the utility model provides a guide sleeve removing device of a pneumatic rod, which solves the problem through a multi-station elastic pressing plate.

The technical scheme adopted by the utility model for solving the technical problems is as follows: the utility model provides a device is demolishd to uide bushing of pneumatic stem, includes the frame main part, sets up at the elastic compression bar on frame main part upper portion and sets up and be used for placing in frame main part lower part and wait to demolish putting the thing board of cylinder, and the frame main part includes bedplate, bedplate and support column down, puts thing board detachable and sets up on bedplate down, and the thimble of elastic compression bar bottom corresponds the setting with the hole of placing of seting up on putting the thing board.

Furthermore, the elastic pressure rod comprises an I-shaped rod, springs and ejector pins, at least three ejector pins are arranged at the bottom of the I-shaped rod penetrating through the upper seat plate, and the springs are sleeved on the I-shaped rod above the upper seat plate.

Furthermore, the bottom of the ejector pin is provided with a top plate corresponding to the inner diameter of the cylinder to be detached, and the top plate is perpendicular to the ejector pin.

Furthermore, a through hole is formed in the lower seat plate corresponding to the placing hole in the object placing plate, the diameter of the through hole is the same as the outer diameter of the guide sleeve, and the diameter of the placing hole is the same as the outer diameter of the air cylinder.

Further, put the thing board and be connected with lower bedplate through inlaying the mode, put thing board both sides and be provided with the lug, correspond the lug on the lower bedplate and be provided with the recess.

The utility model has the advantages that the traditional heavy hammer knocking mode is replaced by the mode of ejecting the guide sleeve by the elastic pressure rod, and the guide sleeve dismounting efficiency is improved on the premise of not damaging the cylinder; the ejector pins and the placing holes are arranged in a multi-group one-to-one correspondence mode, multi-station dismantling of the guide sleeves is achieved, and dismantling efficiency is effectively improved.

Drawings

The utility model is further illustrated with reference to the following figures and examples.

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic view of the storage plate of the present invention.

In the figure, 1, an object placing plate, 2, an upper seat plate, 3, a lower seat plate, 4, a supporting column, 5, an ejector pin, 6, a placing hole, 7, an I-shaped rod, 8, a spring, 9, a top plate, 10, a through hole, 11, an air cylinder, 12, a guide sleeve, 13, a bump and 14 are grooves.

Detailed Description

As shown in fig. 1, which is a schematic structural diagram of the present invention, a guide sleeve removing device for a pneumatic rod includes a rack main body, an elastic pressure rod disposed on an upper portion of the rack main body, and a placement plate 1 disposed on a lower portion of the rack main body and used for placing a cylinder 11 to be removed, the rack main body includes an upper seat plate 2, a lower seat plate 3, and a support column 4, the placement plate 1 is detachably disposed on the lower seat plate 3, a thimble 5 at a bottom of the elastic pressure rod is disposed corresponding to a placement hole 6 disposed on the placement plate 1, a through hole 10 is disposed on the lower seat plate 3 corresponding to the placement hole 6 disposed on the placement plate 1, a diameter of the through hole 10 is the same as an outer diameter of a guide sleeve 12, and a diameter of the placement hole 6 is the same as an outer diameter of the cylinder 11.

During the use, will put thing board 1 level and place on bedplate 3 down, will put thing board 1 both sides lug 13 and insert in the recess 14, make and put the hole 6 of placing on the thing board 1 and correspond with through-hole 10 on bedplate 3 down, place the hole 6 diameter and be greater than the through-hole 10 diameter, will wait to dismantle cylinder 11 and put into and place the hole 6, the diameter difference of placing hole 6 and through-hole 10 is just the same with cylinder 11 section of thick bamboo wall, make the uide bushing 12 that sets up at cylinder 11 tip be in through-hole 10 top just, manual swage type pole 7 down, spring 8 is compressed, thimble 5 drives roof 9 and impresses in the cylinder 11, roof 9 outer wall and the laminating of cylinder 11 inner wall, swage type pole 7 down many times, the body of rod pushes down the in-process and strikes the uide bushing ejecting, once can accomplish the dismantlement of three pneumatic pole uide bushings.

The elastic pressure lever comprises an I-shaped lever 7, a spring 8 and a thimble 5, the bottom of the I-shaped lever 7 penetrating through the upper base plate 2 is at least provided with three thimbles 5, the H-shaped lever 7 above the upper base plate 2 is sleeved with the spring 8, the bottom of the thimble 5 is provided with a top plate 9 corresponding to the inner diameter of a cylinder 11 to be dismantled, the top plate 9 is perpendicular to the thimble 5, the bottom of the I-shaped lever 7 is provided with the thimble 5 through a bolt, the thimble 5 and the top plate 9 at the bottom of the thimble 5 are welded and fixed, the thimble 5 can be replaced according to use requirements, so that the top plate 9 is matched with the cylinder 11 for use, and the dismantling efficiency of the guide sleeve is improved.

As shown in fig. 2, the object placing plate 1 is connected with the lower seat plate 3 in an embedding manner, the two sides of the object placing plate 1 are provided with the convex blocks 13, the lower seat plate 3 is provided with the grooves 14 corresponding to the convex blocks 13, the convex blocks 13 and the object placing plate 1 are integrally formed, and the object placing plate 1 is limited by the convex blocks 13 and the grooves 14 which are matched with each other, so that the ejector pins 5 are fixed relative to the placement holes 6, and smooth ejection of the guide sleeves is facilitated.

The foregoing description is intended to be illustrative rather than limiting, and it will be appreciated by those skilled in the art that many modifications, variations or equivalents may be made without departing from the spirit and scope of the utility model as defined in the appended claims.

Claims

1. The utility model provides a device is demolishd to uide bushing of pneumatic stem, characterized by, including the frame main part, the elastic compression pole of setting on frame main part upper portion with set up and be used for placing in frame main part lower part and wait to demolish putting thing board (1) of cylinder (11), the frame main part includes bedplate (2), bedplate (3) and support column (4) down, put thing board (1) detachable and set up under on bedplate (3), thimble (5) of elastic compression pole bottom with put the hole (6) of placing of seting up on thing board (1) and correspond the setting.

2. The pneumatic rod guide sleeve dismounting device as recited in claim 1, wherein the elastic pressure lever comprises an I-shaped rod (7), a spring (8) and ejector pins (5), at least three ejector pins (5) are arranged at the bottom of the I-shaped rod (7) penetrating through the upper seat plate (2), and the spring (8) is sleeved on the I-shaped rod (7) above the upper seat plate (2).

3. The guide sleeve removing device for the pneumatic rod as claimed in claim 2, wherein a top plate (9) is arranged at the bottom of the ejector pin (5) corresponding to the inner diameter of the cylinder (11) to be removed, and the top plate (9) is arranged perpendicular to the ejector pin (5).

4. The guide sleeve dismounting device of the pneumatic rod as claimed in claim 1, wherein the lower seat plate (3) is provided with a through hole (10) corresponding to the placement hole (6) on the object placing plate (1), the diameter of the through hole (10) is the same as the outer diameter of the guide sleeve (12), and the diameter of the placement hole (6) is the same as the outer diameter of the air cylinder (11).

5. The guide sleeve dismounting device of the pneumatic rod as claimed in claim 1, wherein the object placing plate (1) is connected with the lower seat plate (3) in an embedding manner, the two sides of the object placing plate (1) are provided with convex blocks (13), and the lower seat plate (3) is provided with grooves (14) corresponding to the convex blocks (13).