CN211331761U

CN211331761U - Exchange multiple spot head projection welding device

Info

Publication number: CN211331761U
Application number: CN202021465272.6U
Authority: CN
Inventors: 龙丹
Original assignee: Guangzhou Songhe Intelligent Technology Co ltd
Current assignee: Guangzhou Songhe Intelligent Technology Co ltd
Priority date: 2020-07-23
Filing date: 2020-07-23
Publication date: 2020-08-25
Anticipated expiration: 2030-07-23

Abstract

The utility model belongs to the technical field of projection welding and specifically relates to an exchange multiple spot projection welding device, the device comprises a device main body, two sets of extension boards are installed to the front end symmetry of device main part, and are two sets of the terminal surface of extension board has all extended the lifter, the coaxial extension of tip of lifter has an installation section of thick bamboo, the inside fixed mounting of an installation section of thick bamboo has the erection column, the end connection of erection column has a welding piece, the preceding terminal surface middle part of device main part extends there is the welding bench, the upper end of welding bench is extended there is the regulating part, the side of regulating part is extended and is pressed tight mechanism, the utility model discloses can guarantee its welding quality, and can be convenient for change the protruding welding plate of electrode.

Description

Exchange multiple spot head projection welding device

Technical Field

The utility model relates to a projection welding field especially relates to an exchange multiple spot projection welding device.

Background

The projection welding is an electric resistance welding process which is characterized in that a plurality of salient points are processed on the joint surface of a welding workpiece in advance, the salient points are in contact with the surface of another welding part, pressurization and electric heating are carried out, and the salient points are crushed to form welding points.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing an alternating current multi-point projection welding device.

In order to achieve the above purpose, the utility model adopts the technical scheme that: the utility model provides an exchange first projection welding device of multiple spot, includes the device main part, two sets of extension boards are installed to the front end symmetry of device main part, and are two sets of the terminal surface of extension board has all extended the lifter, the coaxial extension of tip of lifter has an installation section of thick bamboo, the inside fixed mounting of an installation section of thick bamboo has the erection column, the end connection of erection column has a welding piece, the preceding terminal surface middle part of device main part extends there is the welding bench, the upper end of welding bench extends there is the regulating part, the side of regulating part extends and presses tight mechanism.

Preferably, the welding part comprises a connecting boss extending at the bottom of the mounting column, and an electrode projection welding plate is mounted on the lower end face of the connecting boss.

Preferably, the side of the mounting cylinder and the side of the mounting column are both provided with clamping plates in a penetrating manner, the end parts of the clamping plates are embedded with adsorption magnetic blocks, and the other ends of the clamping plates extend to form semicircular blocks.

Preferably, the welding table comprises a connecting frame extending in the middle of the front end of the device main body, the connecting frame is located in the center of the two groups of extending plates, and a welding bracket extends from the front end of the connecting frame.

Preferably, the regulating part is including extending the draw-in groove at the up end both sides edge of welding bracket, the threaded rod is inlayed through connecting the bearing to the inside underrun of draw-in groove, the outside of threaded rod is screwed and is had the screw thread piece, the both sides extension of screw thread piece has the lug, and the lug is located the inside of draw-in groove.

Preferably, the pressing mechanism comprises a connecting rod extending to the center of the side face of the thread block, a pressing roller is arranged on the outer side of the connecting rod, and a rubber sleeve wraps the outer surface of the pressing roller.

Compared with the prior art, the utility model discloses following beneficial effect has: the utility model discloses when piling up the welding workpiece and pushing away and putting on welding bracket, can be in the same place the inseparable pressfitting of work piece that piles up through the pressfitting gyro wheel, in order to guarantee its welded quality, and under the effect of pressfitting gyro wheel and rubber sleeve, can reduce the wearing and tearing to the welding workpiece, improve the protectiveness to the welding workpiece, it reciprocates the work piece that can adapt to different thickness to rotate the threaded rod simultaneously to drive the pressfitting gyro wheel, can take out the cardboard of fixing on the installation section of thick bamboo through adsorbing the magnetic path to adsorb simultaneously, promote the protruding welding plate of electrode then, make its erection column break away from the installation section of thick bamboo, reach the purpose of changing under the protruding welding plate of electrode is dismantled from the lifter promptly.

Drawings

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

fig. 2 is a schematic view of a card slot of the present invention;

fig. 3 is a fixed half-sectional view of the electrode projection welding plate of the present invention.

In the figure: 1. a device main body; 2. an extension plate; 3. a lifting rod; 4. an electrode projection welding plate; 5. a connecting frame; 6. welding a bracket; 7. a card slot; 8. connecting a bearing; 9. a threaded rod; 10. a thread block; 11. a bump; 12. a connecting rod; 13. pressing the roller; 14. a rubber sleeve; 15. connecting the bosses; 16. mounting a column; 17. mounting the cylinder; 18. clamping a plate; 19. a semicircular block; 20. an adsorption magnetic block.

Detailed Description

The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.

An exchange multiple spot protruding welding device as shown in fig. 1-3, including device main part 1, two sets of extension boards 2 are installed to the front end symmetry of device main part 1, the terminal surface of two sets of extension boards 2 has all extended lifter 3, the coaxial extension of tip of lifter 3 has an installation section of thick bamboo 17, the inside fixed mounting of installation section of thick bamboo 17 has erection column 16, the end connection of erection column 16 has the welding piece, the preceding terminal surface middle part of device main part 1 extends there is the welding bench, the upper end of welding bench extends there is the regulating part, the side of regulating part extends there is hold-down mechanism, lifter 3 is connected with external power supply, the model of lifter 3 is YNT-zero three.

The welding piece is including extending the connection boss 15 in the erection column 16 bottom, and electrode projection welding board 4 is installed to the lower terminal surface of connecting boss 15, can carry out projection welding to the work piece through the electrode projection welding board 4 that sets up, connects boss 15 and plays the effect of connecting.

The side of installation cylinder 17 and erection column 16's side all runs through there is cardboard 18, and the tip of cardboard 18 is inlayed and is had adsorption magnetic block 20, and the other end of cardboard 18 extends has semicircle piece 19, can fix cardboard 18 through the adsorption magnetic block 20 that sets up, and cardboard 18 can be fixed erection column 16.

The welding bench is including extending link 5 in the front end middle part of device main part 1, and link 5 is located the central point of two sets of extension boards 2 and puts, and the front end of link 5 extends there is welding bracket 6, can place welding workpiece through link 5, the welding bracket 6 that set up.

The regulating part comprises clamping grooves 7 extending from the edges of two sides of the upper end face of the welding bracket 6, threaded rods 9 are embedded into the inner bottom faces of the clamping grooves 7 through connecting bearings 8, threaded blocks 10 are screwed outside the threaded rods 9, protruding blocks 11 extend from two sides of the threaded blocks 10, the protruding blocks 11 are located inside the clamping grooves 7, and the pressing idler wheels 13 can be regulated through matching among the set threaded rods 9, the threaded blocks 10, the clamping grooves 7 and the protruding blocks 11.

The pressing mechanism comprises a connecting rod 12 extending to the center of the side face of the thread block 10, a pressing roller 13 is arranged on the outer side of the connecting rod 12, a rubber sleeve 14 wraps the outer surface of the pressing roller 13, the pressing roller 13 can press the workpiece tightly, and the rubber sleeve 14 can protect the workpiece.

During the use, pile up the welded work piece and place on welding bracket 6, the inseparable laminating of work piece that will pile up simultaneously is in the same place under the effect of pressfitting gyro wheel 13, the user starts the device afterwards, make its electrode projection welding board 4 produce resistance heat, lifter 3 operates simultaneously and drives electrode projection welding board 4 and remove and the work piece contacts, carry out projection welding to the work piece, when needing to change electrode projection welding board 4 because of the welding demand, the user can take out cardboard 18 of fixing on installation section of thick bamboo 17 through adsorbing magnetic path 20 absorption, promote electrode projection welding board 4 then, make its erection column 16 break away from installation section of thick bamboo 17, it changes to dismantle from lifter 3 to be about to electrode projection welding board 4.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the principles of the present invention may be applied to any other embodiment without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides an exchange multiple spot head projection welding device, includes device main part (1), its characterized in that, two sets of extension board (2) are installed to the front end symmetry of device main part (1), and is two sets of the terminal surface of extension board (2) all extends lifter (3), the coaxial extension of tip of lifter (3) has an installation section of thick bamboo (17), the inside fixed mounting of an installation section of thick bamboo (17) has erection column (16), the end connection of erection column (16) has the welding piece, the preceding terminal surface middle part of device main part (1) extends there is the welding bench, the upper end of welding bench extends there is the regulating part, the side of regulating part extends and presses tight mechanism.

2. An ac multipoint projection welding device according to claim 1, wherein said welding member comprises a connection boss (15) extending at the bottom of a mounting column (16), and an electrode projection welding plate (4) is mounted on the lower end surface of said connection boss (15).

3. An alternating current multi-spot-head projection welding device according to claim 1, wherein clamping plates (18) penetrate through the side surfaces of the mounting cylinder (17) and the mounting column (16), adsorption magnetic blocks (20) are embedded in the end portions of the clamping plates (18), and semicircular blocks (19) extend from the other ends of the clamping plates (18).

4. An alternating current multi-spot-head projection welding device according to claim 1, characterized in that said welding station comprises a connection frame (5) extending in the middle of the front end of the device body (1), and the connection frame (5) is located at the center of the two sets of extension plates (2), and the welding bracket (6) extends from the front end of said connection frame (5).

5. An alternating current multipoint projection welding device according to claim 4, characterized in that the adjusting member comprises a clamping groove (7) extending at two side edges of the upper end face of the welding bracket (6), a threaded rod (9) is embedded in the inner bottom face of the clamping groove (7) through a connecting bearing (8), a threaded block (10) is screwed on the outer side of the threaded rod (9), protruding blocks (11) extend from two sides of the threaded block (10), and the protruding blocks (11) are located inside the clamping groove (7).

6. An alternating current multi-spot-head projection welding device according to claim 5, wherein the pressing mechanism comprises a connecting rod (12) extending to the center of the side surface of the thread block (10), a pressing roller (13) is arranged on the outer side of the connecting rod (12), and the outer surface of the pressing roller (13) is wrapped with a rubber sleeve (14).