CN214393915U

CN214393915U - Positioning device for hydraulic cylinder

Info

Publication number: CN214393915U
Application number: CN202120215331.2U
Authority: CN
Inventors: 郑彦专; 柳静媛; 范立红
Original assignee: Shanxi Chuangtuo Hydraulic Co ltd
Current assignee: Shanxi Chuangtuo Hydraulic Co ltd
Priority date: 2021-01-26
Filing date: 2021-01-26
Publication date: 2021-10-15
Anticipated expiration: 2031-01-26

Abstract

The utility model discloses a positioning device for hydraulic cylinder, which comprises a workbench, wherein both sides of the top of the workbench are fixedly connected with a support plate, the inner side of the support plate is fixedly connected with a hydraulic cylinder, the telescopic end of the hydraulic cylinder is fixedly connected with a first threaded rod, and the end of the first threaded rod, which is far away from the hydraulic cylinder, is connected with a positive and negative threaded sleeve, the positioning device for the hydraulic cylinder is jointly constructed by arranging the workbench, the support plate, the hydraulic cylinder, the first threaded rod, the positive and negative threaded sleeve, a second threaded rod and a clamping plate, wherein the user can conveniently replace different clamping plates according to different machined parts by arranging the positive and negative threaded sleeve, the second threaded rod and the clamping plate, when the contact area between a piston rod of the hydraulic cylinder and an object is increased, the object can be positioned more stably, the matching of the above structures solves the problem that the piston rod of the hydraulic cylinder is always subjected to top deflection when in use, eventually leading to inaccurate positioning.

Description

Positioning device for hydraulic cylinder

Technical Field

The utility model relates to a pneumatic cylinder technical field specifically is a positioner for pneumatic cylinder.

Background

The hydraulic cylinder is a hydraulic actuator which converts hydraulic energy into mechanical energy and performs linear reciprocating motion (or swinging motion). It has simple structure and reliable operation. When the reciprocating motion is realized by using the hydraulic cylinder, a speed reducing device can be omitted, no transmission gap exists, and the motion is stable, so that the hydraulic cylinder is widely applied to hydraulic systems of various machines, and the output force of the hydraulic cylinder is in direct proportion to the effective area of the piston and the pressure difference between the two sides of the piston; the hydraulic cylinder basically comprises a cylinder barrel and a cylinder cover, a piston and a piston rod, a sealing device, a buffering device and an exhaust device, wherein the buffering device and the exhaust device are determined according to specific application occasions, and other devices are indispensable.

The hydraulic cylinder is generally adopted for positioning and fixing at present, and the object is positioned through the piston rod of the hydraulic cylinder, which is retractable, so that the operation is convenient, but one disadvantage exists, and the diameter of the inlet and the outlet of the piston rod on the cylinder body of the hydraulic cylinder is larger than that of the piston rod, so that the plate of the piston rod of the hydraulic cylinder is often jacked to deviate in use, and finally the positioning is inaccurate.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a positioner for pneumatic cylinder possesses the accurate advantage in location, and the plate by the top skew can often appear in the piston rod of having solved in use pneumatic cylinder, finally leads to fixing a position unsafe problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a positioner for pneumatic cylinder, includes the workstation, the equal fixedly connected with backup pad in both sides at workstation top, the inboard fixedly connected with pneumatic cylinder of backup pad, the flexible end fixedly connected with first threaded rod of pneumatic cylinder, the one end threaded connection that the pneumatic cylinder was kept away from to first threaded rod has positive and negative screw sleeve, the one end threaded connection that first threaded rod was kept away from to positive and negative screw sleeve has the second threaded rod, the telescopic one end fixedly connected with splint of positive and negative screw is kept away from to the second threaded rod.

Preferably, both sides of the bottom of the workbench are fixedly connected with brackets.

Preferably, a drawer is arranged in the inner cavity of the workbench, and a handle is arranged on the surface of the drawer.

Preferably, the top of the inner cavity of the workbench is provided with a dust falling hole.

Preferably, the first threaded rod and the second threaded rod are the same in length.

Preferably, one end of the clamping plate, which is far away from the second threaded rod, is fixedly connected with a rubber pad.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a workstation, a supporting plate, the pneumatic cylinder, first threaded rod, positive and negative thread sleeve, the setting of second threaded rod and splint, a positioner for the pneumatic cylinder has been found jointly, wherein through positive and negative thread sleeve, the setting of second threaded rod and splint, can the person of facilitating the use change different splint according to the machined part of difference, when the piston rod of increase pneumatic cylinder and article area of contact, also can be to the more stable of article location, the cooperation of above structure, the plate quilt top skew can often appear in the piston rod of having solved in use pneumatic cylinder, finally lead to the unsafe problem in location.

2. The utility model is provided with the drawer and the handle, so that a user can conveniently pull out the drawer to clean the scraps of the machined parts in the drawer;

through the arrangement of the ash falling hole, scraps of the machined part can be conveniently collected into the drawer, and later-stage centralized treatment is facilitated;

through setting up the rubber pad, can cushion the machined part when fixing a position the clamp tightly to the machined part, avoid causing the damage.

Drawings

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

FIG. 2 is a cross-sectional view of the sleeve with positive and negative threads according to the present invention;

FIG. 3 is a perspective view of the hydraulic cylinder of the present invention;

fig. 4 is a top view of the structure workbench of the present invention.

In the figure: 1. a work table; 2. a support plate; 3. a hydraulic cylinder; 4. a first threaded rod; 5. a positive and negative threaded sleeve; 6. a second threaded rod; 7. a splint; 8. a support; 9. a drawer; 10. a handle; 11. ash falling holes; 12. and (7) a rubber pad.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, a positioning device for a hydraulic cylinder comprises a worktable 1, wherein both sides of the top of the worktable 1 are fixedly connected with supporting plates 2, the inner side of the supporting plate 2 is fixedly connected with a hydraulic cylinder 3, the telescopic end of the hydraulic cylinder 3 is fixedly connected with a first threaded rod 4, one end of the first threaded rod 4 far away from the hydraulic cylinder 3 is connected with a positive and negative threaded sleeve 5, one end of the positive and negative threaded sleeve 5 far away from the first threaded rod 4 is connected with a second threaded rod 6, one end of the second threaded rod 6 far away from the positive and negative threaded sleeve 5 is fixedly connected with a clamping plate 7, and through the arrangement of the worktable 1, the supporting plate 2, the hydraulic cylinder 3, the first threaded rod 4, the positive and negative threaded sleeve 5, the second threaded rod 6 and the clamping plate 7, a positioning device for the hydraulic cylinder 3 is jointly constructed, wherein through the arrangement of the positive and negative threaded sleeve 5, the second threaded rod 6 and the clamping plate 7, different splint 7 can be changed according to the machined part of difference to the person of facilitating the use, when the piston rod of increase pneumatic cylinder 3 and article area of contact, also can be to the more stable of article location, the cooperation of above structure has solved the piston rod of in use pneumatic cylinder and often can appear the plate by the top skew, finally leads to the inaccurate problem of location.

Referring to fig. 1, two sides of the bottom of the worktable 1 are fixedly connected with brackets 8.

Referring to fig. 1, a drawer 9 is disposed in an inner cavity of a workbench 1, a handle 10 is disposed on a surface of the drawer 9, and the drawer 9 and the handle 10 are disposed, so that a user can pull out the drawer 9 conveniently to clean up debris of a workpiece in the drawer 9.

Referring to fig. 4, the top of the inner cavity of the working table 1 is provided with a dust falling hole 11, and the dust falling hole 11 is arranged, so that scraps of a workpiece can be conveniently collected into the drawer 9, and later-stage centralized processing is facilitated.

Referring to fig. 2, the first and second threaded rods 4 and 6 have the same length.

Referring to fig. 1 and 2, a rubber pad 12 is fixedly connected to an end of the clamping plate 7 away from the second threaded rod 6, and by the rubber pad 12, a workpiece can be buffered when being positioned and clamped, so that damage to the workpiece is avoided.

When the device is used, a workpiece is firstly placed on the workbench 1, then different clamping plates 7 such as a round workpiece are replaced according to the shape of the workpiece, the clamping plates 7 are required to be replaced by the clamping plates 7 with arc shapes, the clamping plates 7 required to be replaced are prepared firstly, then a user holds the sleeve 5 with the positive and negative threads and rotates the clamping plates 7 forcibly, the clamping plates 7 and the second threaded rod 6 are taken down from the sleeve 5 with the positive and negative threads due to the fact that the clamping plates 7 and the second threaded rod 6 are integrated into a whole, then the clamping plates 7 required to be replaced are installed on the sleeve 5 with the positive and negative threads in the opposite direction, therefore, the user can conveniently replace different clamping plates 7 according to different workpieces, when the contact area between a piston rod of the hydraulic cylinder 3 and the workpiece is increased, the positioning of the article is more stable, and then the dust falling holes 11 are arranged, so that scraps of the workpiece can be conveniently collected into the drawer 9, be convenient for later stage centralized processing, and set up rubber pad 12, then can fix a position the machined part when pressing from both sides tightly, can cushion the machined part, avoid causing the machined part to damage, the cooperation of above structure has solved the piston rod of in use pneumatic cylinder and often can appear the plate by the top skew, finally leads to fixing a position the unsafe problem.

The control mode of the present application is automatically controlled by a controller, the control circuit of the controller can be realized by simple programming by those skilled in the art, and the present application is common knowledge in the field, and the present application mainly protects the mechanical device, so the control mode and the circuit connection are not explained in detail in the present application.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a positioner for pneumatic cylinder, includes workstation (1), its characterized in that: the equal fixedly connected with backup pad (2) in both sides at workstation (1) top, inboard fixedly connected with pneumatic cylinder (3) of backup pad (2), flexible end fixedly connected with first threaded rod (4) of pneumatic cylinder (3), the one end threaded connection that pneumatic cylinder (3) were kept away from in first threaded rod (4) has positive and negative thread sleeve (5), the one end threaded connection that first threaded rod (4) were kept away from in positive and negative thread sleeve (5) has second threaded rod (6), the one end fixedly connected with splint (7) of positive and negative thread sleeve (5) are kept away from in second threaded rod (6).

2. The positioning device for a hydraulic cylinder according to claim 1, characterized in that: both sides of the bottom of the workbench (1) are fixedly connected with brackets (8).

3. The positioning device for a hydraulic cylinder according to claim 1, characterized in that: a drawer (9) is arranged in the inner cavity of the workbench (1), and a handle (10) is arranged on the surface of the drawer (9).

4. The positioning device for a hydraulic cylinder according to claim 1, characterized in that: the top of the inner cavity of the workbench (1) is provided with a dust falling hole (11).

5. The positioning device for a hydraulic cylinder according to claim 1, characterized in that: the first threaded rod (4) and the second threaded rod (6) are the same in length.

6. The positioning device for a hydraulic cylinder according to claim 1, characterized in that: one end of the clamping plate (7) far away from the second threaded rod (6) is fixedly connected with a rubber pad (12).