CN220312059U - Double-welding-head spot welding device - Google Patents

Abstract

The utility model provides a double-welding-head spot welding device which comprises a workbench, wherein a placing plate and a supporting frame are fixed on the workbench, a plurality of protruding blocks are arranged in the placing plate, a cross rod is slidably matched with the supporting frame, two ends of the cross rod are slidably matched with a first sliding block, a second sliding block is slidably matched with the workbench, the first sliding block corresponds to the second sliding block, an upper electrode is fixed on one side of the first sliding block, a lower electrode is fixed on one side of the second sliding block, the lower electrode is slidably connected with the workbench and the placing plate, and a plurality of baffles are arranged on the periphery of the upper electrode. The utility model can change the distance between the two upper electrodes and the two lower electrodes, and enlarges the application range of the device; and can block the periphery of upper electrode, prevent that the spark from splashing in the welding process, still play certain extrusion fixed action simultaneously, disperse pressure, prevent to appear the recess when welding.

Description

Double-welding-head spot welding device

Technical Field

The utility model relates to the technical field of spot welding devices, in particular to a double-welding-head spot welding device.

Background

The utility model provides a spot welding, is the welding method that utilizes the columnar electrode when welding, forms the solder joint between two overlap joint work piece contact surfaces, and during the spot welding, pressurization makes work piece in close contact earlier, and the switch-on electric current later, and the work piece contact site melts under the effect of resistance heat, forms the solder joint after the cooling, like the patent of publication No. CN212043286U, discloses a high-efficient automatic welder of double-horn with location spot welding function, including welding machine and sparse baffle, the left end below of welding machine is provided with the supporting seat, and the below of supporting seat is provided with the bonding tool, the right-hand member of bonding tool is provided with the electric putter, and the left end below of electric putter is provided with the stabilizer, the left end below of stabilizer is provided with the revolving stage, and the below of revolving stage is provided with the fixing base, the below of sparse baffle is provided with the brush, the right-hand member below of brush is provided with the recess, the left end below of bearing is provided with the pivot, the right-hand member below of chain is provided with the motor, the below of landing leg is provided with the base.

According to the device, the two welding heads are pushed by the electric push rod to carry out spot welding on the workpiece, although welding can be realized, the distance between the two welding heads cannot be changed, the application range of the device is reduced, and when welding, if dirt on the surface of the workpiece is not cleaned, sparks are easily generated in the welding process, and fire can possibly be caused.

To this end, the present utility model provides a dual-horn spot welding apparatus.

Disclosure of Invention

Aiming at the defects existing in the prior art, the utility model aims to provide a double-welding-head spot welding device so as to solve the problems in the background art, the distance between two upper electrodes and two lower electrodes can be changed, and the application range of the device is enlarged; and can block the periphery of upper electrode, prevent that the spark from splashing in the welding process, still play certain extrusion fixed action simultaneously, disperse pressure, prevent to appear the recess when welding.

In order to achieve the above object, the present utility model is realized by the following technical scheme: the utility model provides a two bonding tool spot welding device, includes the workstation, be fixed with on the workstation and place board and support frame, place the built-in a plurality of lugs that are equipped with of board, support frame sliding fit has the horizontal pole, and the equal sliding fit in both ends of horizontal pole has first slider, and sliding fit has the second slider in the workstation, and first slider is corresponding with the second slider, and first slider one side is fixed with the upper electrode, and second slider one side is fixed with the bottom electrode, and bottom electrode and workstation and place board sliding connection, a plurality of baffles have been installed to the week side of upper electrode.

Further, a first chute and a second chute are arranged in the workbench, the first chute corresponds to the second sliding block, and the second chute corresponds to the lower electrode.

Further, a third sliding groove is formed in the support frame and corresponds to the cross rod, fourth sliding grooves are formed in two ends of the cross rod, and the first sliding block corresponds to the fourth sliding grooves.

Further, an electric cylinder is fixed on the support frame, and the output end of the electric cylinder is fixedly connected with the cross rod.

Further, a clamping block is fixed on the lower side of the first sliding block, a clamping groove is formed in the second sliding block, and the clamping block corresponds to the clamping groove.

Further, the baffle is fixedly connected with the first sliding block.

Further, a plurality of positioning holes are formed in the placement plate, and the positioning holes correspond to the protruding blocks.

Further, a plurality of through grooves are formed in the workbench and the cross rod, fixing pins are arranged in the through grooves, and the fixing pins correspond to the first sliding block and the second sliding block.

The utility model has the beneficial effects that: the utility model relates to a double-welding-head spot welding device, which comprises a cross rod; a first slider; a work table; a second slider; an upper electrode; a lower electrode; and a baffle.

The first sliding blocks are arranged at the two ends of the cross rod, the second sliding blocks are arranged in the workbench, the first sliding blocks and the second sliding blocks can slide, so that the distance between the two upper electrodes and the two lower electrodes is changed, the application range of the device is enlarged, the baffle plate is arranged at the periphery of the upper electrodes, the periphery of the upper electrodes can be blocked, spark splashing in the welding process is prevented, meanwhile, the baffle plate can enlarge the contact surface between the upper electrodes and a workpiece, a certain extrusion fixing effect is achieved, pressure is dispersed, and grooves are prevented from occurring during welding.

Drawings

FIG. 1 is a schematic view of an assembled perspective view of a dual-horn spot welding apparatus of the present utility model;

FIG. 2 is a schematic view showing an assembled perspective structure of a workbench and a second slider in a double-welding-head spot welding device of the present utility model;

FIG. 3 is a schematic view showing an assembled cross-sectional structure of a double-horn spot welding apparatus according to the present utility model;

FIG. 4 is a schematic view showing an assembled perspective structure of a first slider in a double-horn spot welding apparatus according to the present utility model;

FIG. 5 is a schematic diagram showing an assembled perspective view of a second slider in a dual-horn spot welding apparatus according to the present utility model;

in the figure: 1. a work table; 2. placing a plate; 3. positioning holes; 4. a bump; 5. a first chute; 6. a second chute; 7. a support frame; 8. a third chute; 9. a cross bar; 10. an electric cylinder; 11. a fourth chute; 12. a first slider; 13. a second slider; 14. an upper electrode; 15. a lower electrode; 16. a fixing pin; 17. a through groove; 18. a baffle; 19. a clamping groove; 20. and (5) clamping blocks.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

Referring to fig. 1 to 5, the present utility model provides a technical solution: the utility model provides a double-welding head spot welding device, includes workstation 1, be fixed with on the workstation 1 and place board 2 and support frame 7, place and be equipped with a plurality of lugs 4 in the board 2, sliding fit has horizontal pole 9 in the support frame 7, the both ends of horizontal pole 9 all sliding fit has first slider 12, sliding fit has second slider 13 in workstation 1, first slider 12 corresponds with second slider 13, first slider 12 one side is fixed with upper electrode 14, second slider 13 one side is fixed with lower electrode 15, lower electrode 15 and workstation 1 and place board 2 sliding connection, a plurality of baffles 18 have been installed to the week side of upper electrode 14.

In this embodiment, a first chute 5 and a second chute 6 are provided in the workbench 1, the first chute 5 corresponds to a second slide block 13, the second chute 6 corresponds to a lower electrode 15, a third chute 8 is provided in the support frame 7, the third chute 8 corresponds to a cross rod 9, a fourth chute 11 is provided at both ends of the cross rod 9, the first slide block 12 corresponds to the fourth chute 11, an electric cylinder 10 is fixed on the support frame 7, an output end of the electric cylinder 10 is fixedly connected with the cross rod 9, a clamping block 20 is fixed at the lower side of the first slide block 12, a clamping slot 19 is provided in the second slide block 13, the clamping block 20 corresponds to the clamping slot 19, a plurality of through slots 17 are provided in the workbench 1 and the cross rod 9, a fixing pin 16 is provided in the through slots 17, and the fixing pin 16 corresponds to the first slide block 12 and the second slide block 13.

Specifically, when the upper electrode 14 and the lower electrode 15 need to be moved, the fixing pin 16 is pulled out, so that the first slider 12 and the second slider 13 can slide freely, then the electric cylinder 10 is started, so that the electric cylinder 10 pushes the cross rod 9 to move downwards until the clamping block 20 is inserted into the clamping groove 19, at this time, the first slider 12 is moved to drive the second slider 13 to slide synchronously, so that the upper electrode 14 and the lower electrode 15 always keep a corresponding relationship, namely, the upper electrode 14 and the lower electrode 15 are always on a vertical straight line, then the fixing pin 16 is inserted, so that the fixing pin 16 is inserted into the first slider 12 and the second slider 13, the first slider 12 and the second slider 13 can be fixed, then the electric cylinder 10 is started, the electric cylinder 10 drives the cross rod 9 to move upwards, and then a workpiece can be placed on the placing plate 2, and then welding is performed.

The baffle 18 is fixedly connected with the first slider 12, when spot welding is performed, the upper electrode 14 and the lower electrode 15 are respectively contacted with the upper side and the lower side of the workpiece at the moment, the baffle 18 is also contacted with the upper surface of the workpiece, then the upper electrode 14 and the lower electrode 15 are electrified, the baffle 18 can compress the workpiece at the moment to prevent the workpiece from moving, and meanwhile, the baffle 18 can limit the upper electrode 14 to prevent the electrode pressure from being overlarge.

A plurality of positioning holes 3 are formed in the placing plate 2, and the positioning holes 3 correspond to the protruding blocks 4.

Specifically, after the workpiece is placed on the placing plate 2, the bumps 4 are inserted into the positioning holes 3 on both sides of the workpiece, so that the workpiece can be positioned.

When spot welding is performed, a workpiece is placed on the placing plate 2, then the lug 4 is inserted to position the workpiece, the electric cylinder 10 is started, the electric cylinder 10 drives the cross rod 9 to move downwards until the upper electrode 14 contacts the workpiece, and the upper electrode 14 and the lower electrode 15 are electrified, so that spot welding can be performed.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims (8)

1. The utility model provides a double-welding head spot welding device, includes workstation (1), its characterized in that, be fixed with on workstation (1) and place board (2) and support frame (7), place and be equipped with a plurality of lugs (4) in board (2), sliding fit has horizontal pole (9) in support frame (7), sliding fit has first slider (12) in both ends of horizontal pole (9), sliding fit has second slider (13) in workstation (1), first slider (12) are corresponding with second slider (13), first slider (12) one side is fixed with upper electrode (14), second slider (13) one side is fixed with lower electrode (15), lower electrode (15) and workstation (1) and place board (2) sliding connection, a plurality of baffles (18) have been installed to the week side of upper electrode (14).

2. A dual-horn spot welding apparatus as set forth in claim 1 wherein: a first sliding groove (5) and a second sliding groove (6) are formed in the workbench (1), the first sliding groove (5) corresponds to the second sliding block (13), and the second sliding groove (6) corresponds to the lower electrode (15).

3. A dual-horn spot welding apparatus as set forth in claim 1 wherein: a third sliding groove (8) is formed in the supporting frame (7), the third sliding groove (8) corresponds to the cross rod (9), a fourth sliding groove (11) is formed in each of two ends of the cross rod (9), and the first sliding block (12) corresponds to the fourth sliding groove (11).

4. A dual-horn spot welding apparatus as set forth in claim 1 wherein: an electric cylinder (10) is fixed on the support frame (7), and the output end of the electric cylinder (10) is fixedly connected with the cross rod (9).

5. A dual-horn spot welding apparatus as set forth in claim 1 wherein: a clamping block (20) is fixed on the lower side of the first sliding block (12), a clamping groove (19) is formed in the second sliding block (13), and the clamping block (20) corresponds to the clamping groove (19).

6. A dual-horn spot welding apparatus as set forth in claim 1 wherein: the baffle (18) is fixedly connected with the first sliding block (12).

7. A dual-horn spot welding apparatus as set forth in claim 1 wherein: a plurality of positioning holes (3) are formed in the placing plate (2), and the positioning holes (3) correspond to the protruding blocks (4).

8. A dual-horn spot welding apparatus as set forth in claim 1 wherein: a plurality of through grooves (17) are formed in the workbench (1) and the cross rod (9), fixing pins (16) are arranged in the through grooves (17), and the fixing pins (16) correspond to the first sliding block (12) and the second sliding block (13).