CN216656725U

CN216656725U - Electrode cap dismounting machine

Info

Publication number: CN216656725U
Application number: CN202220057545.6U
Authority: CN
Inventors: 任瑞兰
Original assignee: Dongguan Jisong Technology Co ltd
Current assignee: Dongguan Jisong Technology Co ltd
Priority date: 2022-01-11
Filing date: 2022-01-11
Publication date: 2022-06-03
Anticipated expiration: 2032-01-11

Abstract

The utility model discloses an electrode cap dismounting machine which comprises a lifting cylinder, a fixed plate and a movable plate, wherein the fixed plate is fixedly arranged at the top of the lifting cylinder, a transmission shaft is connected onto the lifting cylinder, the transmission shaft penetrates through the fixed plate and then is connected with the movable plate, a limiting seat is arranged at the front end of the fixed plate, two rotating shafts are movably connected onto the movable plate, clamping claws are connected to the front ends of the two rotating shafts, the two clamping claws are symmetrically arranged and matched with the limiting seat, sheet metal parts are connected to the rear ends of the two rotating shafts, and the two sheet metal parts are connected through tension springs. The utility model has zero damage to the taper of the electrode arm, the success rate of disassembling the electrode cap is 100%, and the time for disassembling the electrode cap is only 1 second, thus improving the production efficiency and having the advantages of simple structure and low manufacturing cost.

Description

Electrode cap dismounting machine

Technical Field

The utility model relates to the technical field of electrode cap dismounting machines, in particular to an electrode cap dismounting machine.

Background

In the automobile body welding process, automatic production equipment is indispensable, and an electrode cap dismounting machine is auxiliary equipment of the robot resistance welding automatic process.

In the use of the existing electrode cap remover, various use problems occur, such as: the electrode cap is low in detachment success rate, and the production rhythm is influenced; when the electrode cap is detached, the connection taper of the electrode arm or the electrode rod and the electrode cap is easy to wear, so that cooling water is easy to leak in the welding process; applying external force to a robot welding gun in the process of disassembling a cap of a disassembling machine, so that the welding gun tracks are not aligned, and welding workpieces are scrapped; the performance of the dismounting device is poor, and the dismounting device is easily influenced by the environment and cannot work normally.

In order to solve the problems, a high-efficiency and breakthrough electrode cap dismounting machine is developed.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an electrode cap dismounting machine which has the advantages of high efficiency and high dismounting success rate and solves the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an electrode cap disassembly machine, includes lift cylinder, fixed plate and fly leaf, fixed plate fixed mounting is at lift cylinder top, be connected with the transmission shaft on the lift cylinder, the transmission shaft runs through and is connected with the fly leaf behind the fixed plate, the fixed plate front end is provided with spacing seat, swing joint has two pivots on the fly leaf, two the pivot front end all is connected with the gripper jaw, and two gripper jaw symmetries are arranged, and two gripper jaws and spacing seat looks adaptation, two the pivot rear end all is connected with the sheet metal component, two the sheet metal component passes through the extension spring and connects.

According to the utility model, the lower part of the limiting seat is hollowed, an arc-shaped notch is formed in the limiting seat and communicated with the hollowed part, and inclined planes are symmetrically arranged on two sides of the limiting seat.

In the utility model, a plurality of tip protruding parts are arranged on the inner side of the clamping claw.

In the utility model, the two sheet metal parts are respectively provided with a notch, and two ends of the tension spring are respectively sleeved on the two notches.

According to the utility model, two limiting screws are arranged at the rear end of the movable plate and are positioned between the two sheet metal parts.

Compared with the prior art, the utility model has the following beneficial effects:

1. the electrode arm limiting device is provided with the limiting seat, the traditional mode utilizes two steel plates to be embedded into a gap between the electrode cap and the electrode arm, and then the two steel plates are opened in opposite directions to separate the electrode cap from the electrode arm, the mode is only suitable for electrode arm products with larger gaps, the arc-shaped notch is arranged to be suitable for electrode arm products with the gap distance of more than 2mm, and the bottom of the arc-shaped notch is abutted to the electrode arm so as to limit the electrode arm to do lifting movement.

2. According to the utility model, the clamping claws are arranged and are abutted by the limiting seat, the two clamping claws are in an open state, the electrode cap can be placed between the two clamping claws, the two clamping claws are driven to ascend by the lifting cylinder, the two clamping claws are gradually separated from the limiting seat and are abutted against the limiting seat, the two clamping claws are drawn close to the inner side under the action of the tension spring, the two clamping claws clamp two sides of the electrode cap, the electrode cap can be firmly clamped by the plurality of tip protruding parts, the electrode cap is separated from the electrode arm when ascending, the electrode cap dismounting effect is achieved, the electrode cap dismounting time is only 1 second, and the production efficiency is improved.

Drawings

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

FIG. 2 is a schematic structural view of a spacing block according to the present invention;

FIG. 3 is a schematic view of the clamping jaw of the present invention;

fig. 4 is a cross-sectional view of an electrode arm of the present invention.

The reference numerals and names in the figures are as follows: 1. a lifting cylinder; 2. a fixing plate; 3. a movable plate; 4. a drive shaft; 5. a limiting seat; 6. a rotating shaft; 7. a clamping jaw; 8. a sheet metal part; 9. a tension spring; 10. an arc-shaped notch; 11. a tip boss; 12. a notch; 15. an electrode arm; 16. and an electrode cap.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the 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 invention.

Referring to fig. 1 to 4, an embodiment of the present invention includes: an electrode cap dismounting machine comprises a lifting cylinder 1, a fixed plate 2 and a movable plate 3, wherein the fixed plate 2 is fixedly arranged on the upper surface of the lifting cylinder 1 through screws, the fixed plate 2 is provided with an opening matched with a transmission shaft 4, the lifting cylinder 1 is connected with the transmission shaft 4, the transmission shaft 4 penetrates through the opening of the fixed plate 2 and then is connected with the movable plate 3, the lifting cylinder 1 drives the movable plate 3 to perform vertical reciprocating transmission through the transmission shaft 4, the front end of the fixed plate 2 is provided with a limiting seat 5, the movable plate 3 is movably connected with two rotating shafts 6, the front ends of the two rotating shafts 6 are both connected with clamping claws 7, the two clamping claws 7 are symmetrically arranged, the two clamping claws 7 are matched with the limiting seat 5, the rear ends of the two rotating shafts 3 are both connected with sheet metal parts 8, the two sheet metal parts 8 are connected through tension springs 9, the sheet metal parts 8 and the clamping claws 7 synchronously rotate through the rotating shafts 6, and the bottom of the movable plate 3 is attached to the fixed plate 2, the inner sides of the two clamping claws 7 are abutted against the two sides of the limiting seat 5, the two clamping claws 7 are opened towards the two sides, and the lifting cylinder 1 can be replaced by a linear motor.

According to the utility model, the lower part of the limiting seat 5 is hollowed, the limiting seat 5 is provided with an arc-shaped notch 10, the arc-shaped notch 10 is communicated with the hollowed part, the arc-shaped notch 10 can just clamp the electrode arm 15, the thickness of the arc-shaped notch 10 is partial, the two sides of the limiting seat 5 are symmetrically provided with inclined planes, the inclined planes at the two sides are used for enabling the clamping claw 7 to be abutted against the inclined planes and gradually separated upwards in the ascending process, so that the impact force of the clamping claw 7 is buffered, the two clamping claws 7 are prevented from being directly and instantly clamped inwards, and the electrode cap 16 can be clamped and damaged or even cannot be clamped by the instant impact force.

The electrode arm with the electrode cap is inserted into the hollow-out position of the limiting seat 5, the gap between the electrode cap 16 and the electrode arm 15 is embedded into the arc-shaped notch 10, and the electrode cap 16 is positioned between the two clamping claws 7.

By arranging the tension spring 9 and the clamping claw 7, the clamping claw 7 can be adapted to electrode caps 16 with different sizes under the action of the tension spring 9, and the tension range value of the tension spring 9 can prevent the clamping claw 7 from damaging the electrode caps 16;

supposing that the electrode cap 16 is clamped by the finger cylinder under the control of the finger cylinder, the clamping width of the finger cylinder needs to be adjusted, the electrode cap 16 with multiple sizes cannot be adapted, the width of the electrode cap 16 is larger than that of the finger cylinder, the finger cylinder can clamp the electrode cap 16 and even clamp an electrode arm 15 in the electrode cap 16, the width of the electrode cap 16 is smaller than that of the finger cylinder, the finger cylinder cannot clamp the electrode cap 16, the finger cylinder and the electrode cap 16 are easy to fall off in the dragging process, and the problems can be effectively prevented through the tension spring 9 and the clamping claw 7.

In the present invention, the inner side of the clamping claw 7 is provided with a plurality of tip protrusions 11, and the plurality of protrusions 11 can increase the pressure of the contact part of the clamping claw 7 and the electrode cap 16, so that the electrode cap 16 can be clamped more firmly.

In the utility model, the two sheet metal parts 8 are respectively provided with the notches 12, the two ends of the tension spring 9 are respectively sleeved on the two notches 12, and the notches 12 can prevent the tension spring 9 from sliding up and down on the sheet metal parts 8 and facilitate the replacement of the tension spring 9.

In the utility model, two limiting screws are arranged at the rear end of the movable plate 3 and are positioned between the two sheet metal parts 8, and the sheet metal parts 8 abut against the sheet metal parts 8 through the limiting screws in the process of approaching inwards, so that the steering range of the limiting rotating shaft 6 is realized, and the taper of the electrode arm 15 is prevented from being influenced in the clamping process of the clamping claw 7.

The lifting cylinder 1 drives the transmission shaft 4 and the movable plate 3 to do ascending action, the two clamping claws 7 move upwards and are separated from the limiting seat 5 gradually to be collided, the two clamping claws 7 are closed to the inner side under the action of the tension spring 9, the two clamping claws 7 clamp two sides of the electrode cap 16, the movable plate 3 continuously ascends, the two clamping claws 7 drive the electrode cap 16 to ascend, the electrode arm is collided by the arc-shaped notch 10 and cannot ascend to move, the electrode cap 16 ascends and is separated from the electrode arm 15, and the electrode cap 15 is dismantled.

The utility model has zero damage to the taper of the electrode arm 15, the success rate of disassembling the electrode cap 16 is 100 percent, and the disassembling time of the electrode cap 16 only needs 1 second, thereby improving the production efficiency.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides an electrode cap disassembly machine, includes lift cylinder (1), fixed plate (2) and fly leaf (3), its characterized in that: fixed plate (2) fixed mounting is at lift cylinder (1) top, be connected with transmission shaft (4) on lift cylinder (1), transmission shaft (4) run through behind fixed plate (2) and be connected with fly leaf (3), fixed plate (2) front end is provided with spacing seat (5), swing joint has two pivot (6) on fly leaf (3), two pivot (6) front end all is connected with clamping jaw (7), and two clamping jaw (7) symmetry are arranged, and two clamping jaw (7) and spacing seat (5) looks adaptation, two pivot (6) rear end all is connected with sheet metal component (8), two sheet metal component (8) are connected through extension spring (9).

2. The electrode cap remover according to claim 1, wherein: the limiting seat is characterized in that the lower portion of the limiting seat (5) is hollowed out, an arc-shaped notch (10) is formed in the limiting seat (5), the arc-shaped notch (10) is communicated with the hollowed out portion, and inclined planes are symmetrically arranged on two sides of the limiting seat (5).

3. The electrode cap remover according to claim 1, wherein: a plurality of tip protruding parts (11) are arranged on the inner side of the clamping claw (7).

4. The electrode cap remover according to claim 1, wherein: two all be provided with breach (12) on sheet metal component (8), extension spring (9) both ends cup joint respectively on two breach (12).

5. An electrode cap remover according to any one of claims 1 or 4, wherein: the rear end of the movable plate (3) is provided with two limiting screws, and the two limiting screws are located between the two sheet metal parts (8).