CN214134438U

CN214134438U - Positioning mechanism of spot welder for photovoltaic production

Info

Publication number: CN214134438U
Application number: CN202022449182.4U
Authority: CN
Inventors: 董颔
Original assignee: Suzhou Henghong Electric Appliance Co ltd
Current assignee: Suzhou Henghong Electric Appliance Co ltd
Priority date: 2020-10-29
Filing date: 2020-10-29
Publication date: 2021-09-07
Anticipated expiration: 2030-10-29

Abstract

The utility model discloses a positioning mechanism of spot welder for photovoltaic production belongs to spot welder technical field, including workstation and spot welder body, spot welder body fixed connection is at the top of workstation, the spout has been seted up at the top of workstation, the inside sliding connection of spout has two draw runners, two the equal fixedly connected with positioner in top of draw runner. The utility model discloses a, when needs add man-hour to the another side of photovoltaic piece, stimulate the horizontal pole left, the reset spring atress begins to stretch out and draw back, the joint pole with horizontal pole sliding connection then can move down and break away from the joint inslot portion, rotate the rotary drum through the knob after that, when the joint pole rotated the joint groove of bottom, reset spring no longer the atress begins to kick-back and resets, the joint inslot portion of pushing into the bottom with the joint pole fixes the rotary drum with this, this moment alright with the another side to the photovoltaic piece is processed, the problem that spot welder did not have the positioning mechanism that can overturn in the past has been solved.

Description

Positioning mechanism of spot welder for photovoltaic production

Technical Field

The utility model relates to a spot welder technical field, more specifically say, relate to a positioning mechanism of spot welder for photovoltaic production.

Background

The spot welder adopts the principle of double-sided double-point over-current welding, when in work, two electrodes pressurize a workpiece to enable two layers of metals to form a certain contact resistance under the pressure of the two electrodes, when welding current flows from one electrode to the other electrode, instant thermal welding is formed at two contact resistance points, and the welding current instantly flows from the other electrode to the electrodes along the two workpieces to form a loop, so that the internal structure of the welded workpiece is not damaged.

The existing spot welding machine for producing photovoltaic sheets does not have a positioning mechanism, often needs manual positioning for processing, and needs to clamp and position the photovoltaic sheets again when the other side of the photovoltaic sheets needs to be processed, so that the spot welding machine is very inconvenient.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

To the problem that exists among the prior art, the utility model aims to provide a positioning mechanism of spot welder for photovoltaic production possesses the advantage that can overturn behind the location centre gripping, has solved the problem that above-mentioned background art mentioned.

2. Technical scheme

In order to solve the above problems, the utility model adopts the following technical proposal.

A positioning mechanism of a spot welding machine for photovoltaic production comprises a workbench and a spot welding machine body, wherein the spot welding machine body is fixedly connected to the top of the workbench, the top of the workbench is provided with a sliding groove, two sliding strips are connected to the inside of the sliding groove in a sliding manner, and positioning devices are fixedly connected to the tops of the two sliding strips;

the positioning device comprises a mounting seat, the bottom of the mounting seat is fixedly connected to the top of the slide bar, a circular groove is formed in the mounting seat, a rotary drum is rotatably connected to the inner wall of the circular groove, an electric push rod is fixedly mounted on the inner wall of the rotary drum, two connecting rods are hinged to one end, close to the spot welding machine body, of the electric push rod, a guide rod is fixedly connected to the inner wall of the rotary drum, two clamping plates which are slidably connected with the guide rod are sleeved on the guide rod, one ends, far away from the electric push rod, of the two connecting rods are respectively hinged to the two clamping plates, two clamping grooves are formed in the inner wall of the circular groove on the left side, clamping rods are arranged inside the rotary drum on the left side, the tops of the clamping rods penetrate through the rotary drum and are in contact with the inner walls of the clamping grooves, a transverse rod, the fixed plate is fixedly connected with a return spring, and one end, far away from the fixed plate, of the return spring is fixedly connected to the cross rod.

Preferably, the four clamping plates are all fixedly connected with rubber pads, and the four rubber pads are respectively located on one side, opposite to the two adjacent clamping plates.

Preferably, two the equal fixedly connected with perforated plate in bottom that the mount pad carried on the back one side mutually, two the equal threaded connection in top of perforated plate has the lead screw, two the bottom of lead screw runs through two perforated plates respectively and contacts with the inner bottom wall of spout mutually.

Preferably, the bottom ends of the two screw rods are fixedly connected with friction pads, and the bottoms of the friction pads are in contact with the inner wall of the sliding groove.

Preferably, a knob is fixedly connected to the left side of the rotating cylinder on the left side, and anti-skid grains which are uniformly distributed are arranged on the knob.

Preferably, a limiting rod is fixedly connected to the inner wall of the rotary drum on the left side, and the cross rod is in contact with the inner wall of the limiting rod.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages of:

(1) when the photovoltaic piece needs to be processed by using the device, the photovoltaic piece is firstly taken up between two clamping plates, then the electric push rod on the left side is electrified to work, the electric push rod contracts leftwards to drive the connecting rod to move leftwards together, the clamping plate hinged with the connecting rod also moves towards the opposite side along the guide rod, the electric push rod can be stopped until the rubber pad on the clamping plate is contacted with the photovoltaic piece, the rubber pad can increase the friction between the clamping plate and the photovoltaic piece, so that the clamping plate can better play a role in positioning and clamping the photovoltaic piece, meanwhile, the clamping plate can be prevented from directly contacting the photovoltaic piece to cause abrasion, then the right positioning device is moved leftwards through the matching between the sliding groove and the sliding strip until the photovoltaic piece is positioned between the clamping plates, then the electric push rod on the right side is electrified to work, the principle is the same and redundant description is omitted, the left side and the right side of the photovoltaic piece are positioned and clamped, then the screw rod is rotated, the positioning device can move, the positioning device can be quickly fixed or moved by the arrangement, the positioning device is prevented from automatically displacing in the processing process, the screw rod is reversely rotated after the positioning device is moved to a proper position, the positioning device is fixed until a friction pad on the screw rod is contacted with the chute, the friction pad can increase the friction between the screw rod and the chute, the screw rod can play a better fixing effect on the positioning device, then the photovoltaic piece can be processed by the spot welding machine body, when the other side of the photovoltaic piece needs to be processed, the cross rod is pulled leftwards, the reset spring is stressed to stretch, the clamping rod which is in sliding connection with the cross rod can downwards move to be separated from the inside of the clamping groove, then the rotary drum is rotated by the knob, when the clamping rod rotates to the clamping groove at the bottom, the reset spring is not stressed to rebound and reset any more, the clamping rod is pushed into the clamping groove at the bottom to fix the rotary drum, and the other surface of the photovoltaic sheet can be processed at the moment, so that the problem that the conventional spot welding machine does not have a reversible positioning mechanism is solved.

(2) According to the scheme, the rubber pad can increase the friction between the clamping plate and the photovoltaic sheet, so that the photovoltaic sheet which can be better clamped by the clamping plate can play a role in positioning and clamping, and meanwhile, the clamping plate can be prevented from being directly contacted with the photovoltaic sheet to cause abrasion.

(3) This scheme rotates the lead screw for positioner can remove, sets up like this and makes positioner can be quick fix or remove, prevents that positioner from taking place the displacement by oneself in the course of working.

(4) This scheme, when removing the antiport lead screw behind the suitable position, positioner just is fixed this moment until the friction pad on the lead screw contacts with the spout, and the friction between lead screw and the spout can be increased to the friction pad for the lead screw can play better fixed effect to positioner.

(5) This scheme can rotate the rotary drum through the knob, and the setting of knob can make the use of personnel can be relaxed rotate the rotary drum more, and the friction between anti-skidding line then can increase use of personnel hand and the knob prevents that the use of personnel from taking place the hand smooth.

(6) This scheme, the setting of gag lever post can spacing horizontal pole the moving direction, prevents that the horizontal pole from taking place the slope.

Drawings

Fig. 1 is a schematic front view of the three-dimensional structure of the present invention;

fig. 2 is a schematic front view of the cross-sectional structure of the present invention;

fig. 3 is an enlarged schematic structural diagram of a in fig. 2 according to the present invention.

The reference numbers in the figures illustrate:

1. a work table; 2. a spot welder body; 3. a chute; 4. a slide bar; 5. a positioning device; 501. a mounting seat; 502. a circular groove; 503. a rotating drum; 504. an electric push rod; 505. a connecting rod; 506. a guide bar; 507. a clamping plate; 6. a clamping groove; 7. a clamping and connecting rod; 8. a cross bar; 9. a fixing plate; 10. a return spring; 11. a rubber pad; 12. a perforated plate; 13. a screw rod; 14. a friction pad; 15. a knob; 16. anti-skid lines; 17. a limiting rod.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, a positioning mechanism of a spot welder for photovoltaic production comprises a workbench 1 and a spot welder body 2, wherein the spot welder body 2 is fixedly connected to the top of the workbench 1, the top of the workbench 1 is provided with a chute 3, the inside of the chute 3 is slidably connected with two sliding strips 4, and the tops of the two sliding strips 4 are fixedly connected with a positioning device 5;

the positioning device 5 comprises a mounting seat 501, the bottom of the mounting seat 501 is fixedly connected to the top of the slide bar 4, a circular groove 502 is formed in the mounting seat 501, a rotary drum 503 is rotatably connected to the inner wall of the circular groove 502, an electric push rod 504 is fixedly mounted on the inner wall of the rotary drum 503, two connecting rods 505 are hinged to one end of the electric push rod 504 close to the spot welder body 2, a guide rod 506 is fixedly connected to the inner wall of the rotary drum 503, two clamping plates 507 which are slidably connected with the guide rod 506 are sleeved on the guide rod 506, one ends of the two connecting rods 505 far away from the electric push rod 504 are respectively hinged to the two clamping plates 507, two clamping grooves 6 are formed in the inner wall of the circular groove 502 on the left side, a clamping rod 7 is arranged inside the rotary drum 503 on the left side, the top of the clamping rod 7 penetrates through the rotary drum 503 and is in contact with the inner walls of the clamping grooves 6, a cross rod 8 is slidably connected to the left side of the bottom of the clamping rod 7, a fixing plate 9 is fixedly connected to the inner wall of the rotary drum 503 on the left side, when the device is required to be used for processing the photovoltaic sheet, the photovoltaic sheet is firstly taken up between two clamping plates 507, then the left electric push rod 504 is electrified to work, the electric push rod 504 is contracted leftwards to drive the connecting rod 505 to move leftwards together, the clamping plate 507 hinged with the connecting rod 505 also moves towards the opposite side along the guide rod 506, the electric push rod 504 can be stopped until the rubber pad 11 on the clamping plate 507 is contacted with the photovoltaic sheet, the rubber pad 11 can increase the friction between the clamping plate 507 and the photovoltaic sheet, so that the clamping plate 507 can better play a role in positioning and clamping the photovoltaic sheet, meanwhile, the clamping plate 507 can be prevented from being directly contacted with the photovoltaic sheet to cause abrasion, then the right positioning device 5 is moved leftwards through the matching between the sliding chute 3 and the sliding strip 4 until the photovoltaic sheet is positioned between the clamping plates 507, then electrifying the right electric push rod 504 to work, the principle is the same and not repeated, at the moment, the left side and the right side of the photovoltaic sheet are positioned and clamped, then rotating the screw rod 13, so that the positioning device 5 can move, the positioning device 5 can be rapidly fixed or moved by the arrangement, the positioning device 5 is prevented from automatically moving in the processing process, after moving to a proper position, reversely rotating the screw rod 13, until the friction pad 14 on the screw rod 13 is contacted with the chute 3, the positioning device 5 is fixed, the friction pad 14 can increase the friction between the screw rod 13 and the chute 3, so that the screw rod 13 can play a better fixing effect on the positioning device 5, then the photovoltaic sheet can be processed by the spot welding machine body 2, when the other side of the photovoltaic sheet needs to be processed, pulling the cross rod 8 to the left, the reset spring 10 starts to stretch under the force, clamping pole 7 with 8 sliding connection of horizontal pole then can move down and break away from inside the joint groove 6, rotate rotary drum 503 through knob 15 after that, when clamping pole 7 rotated the joint groove 6 of bottom, reset spring 10 no longer atress begins to kick-back and resets, withhold clamping pole 7 and push into the joint groove 6 inside of bottom and fix rotary drum 503 with this, alright process the another side of photovoltaic piece this moment, solved the problem that spot welder did not have reversible positioning mechanism in the past.

Further, equal fixedly connected with rubber pad 11 on four grip blocks 507, four rubber pads 11 are located two adjacent relative one sides of grip block 507 respectively, and rubber pad 11 can increase the friction between grip block 507 and the photovoltaic piece for the photovoltaic piece that grip block 507 can be better plays the effect of location centre gripping, can prevent that grip block 507 direct contact from causing wearing and tearing to it to the photovoltaic piece simultaneously.

Further, the equal fixedly connected with orifice plate 12 in the bottom of two mount pads 501 back to the back one side of the body, the equal threaded connection in top of two orifice plates 12 has lead screw 13, the bottom of two lead screws 13 run through two orifice plates 12 respectively and contact with the inner bottom wall of spout 3, rotate lead screw 13 for positioner 5 can remove, set up like this and make positioner 5 can be quick fix or remove, prevent that positioner 5 from taking place the displacement by oneself in the course of working.

Furthermore, the bottom ends of the two screw rods 13 are fixedly connected with friction pads 14, the bottoms of the two friction pads 14 are in contact with the inner wall of the sliding groove 3, the screw rods 13 are rotated in the opposite directions after being moved to the proper positions, the positioning device 5 is fixed until the friction pads 14 on the screw rods 13 are in contact with the sliding groove 3, the friction pads 14 can increase the friction between the screw rods 13 and the sliding groove 3, and the screw rods 13 can achieve a better fixing effect on the positioning device 5.

Further, the left side fixedly connected with knob 15 of left side rotary drum 503 sets up evenly distributed's anti-skidding line 16 on the knob 15, can rotate rotary drum 503 through knob 15, and setting up of knob 15 can make that user of service can be relaxed rotate rotary drum 503 more, and anti-skidding line 16 then can increase the friction between user of service hand and the knob 15, prevents that user of service from taking place the hand and smooth.

Furthermore, the inner wall of the left rotary drum 503 is fixedly connected with a limiting rod 17, the cross rod 8 is in contact with the inner wall of the limiting rod 17, and the limiting rod 17 can limit the moving direction of the cross rod 8 to prevent the cross rod 8 from inclining.

In this embodiment, the electric push rod 504 may have a stroke of 200 mm.

The working principle is as follows: when the device is needed to process the photovoltaic sheet, the photovoltaic sheet is firstly taken up between two clamping plates 507, then the left electric push rod 504 is electrified to work, the electric push rod 504 contracts leftwards to drive the connecting rod 505 to move leftwards together, the clamping plates 507 hinged with the connecting rod 505 also move towards the opposite side along the guide rods 506 until the rubber pads 11 on the clamping plates 507 are contacted with the photovoltaic sheet, then the electric push rod 504 can be stopped, then the right positioning device 5 is moved leftwards through the matching between the sliding grooves 3 and the sliding strips 4 until the photovoltaic sheet is positioned between the clamping plates 507, then the right electric push rod 504 is electrified to work, the principle is the same and not repeated, at the moment, the left side and the right side of the photovoltaic sheet are positioned and clamped, then the screw rod 13 is rotated, so that the positioning device 5 can move, the screw rod 13 is rotated reversely after the positioning device is moved to a proper position, until the friction pads 14 on the screw rod 13 are contacted with the sliding grooves 3, and then the positioning device 5 is fixed, alright afterwards can process the photovoltaic piece through spot welder body 2, when needs add man-hour to the another side of photovoltaic piece, pulling horizontal pole 8 left, reset spring 10 atress begins to stretch out and draw back, joint pole 7 with 8 sliding connection of horizontal pole then can the inside separation from joint groove 6 of downward movement, then rotate rotary drum 503 through knob 15, when joint pole 7 rotated the joint groove 6 of bottom, reset spring 10 no longer atress begins to kick-back and resets, fix rotary drum 503 with this inside joint groove 6 of bottom with joint pole 7 top income bottom, this moment alright process the another side of photovoltaic piece, the problem of the positioning mechanism that spot welder did not have in the past can overturn has been solved.

The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.

Claims

1. The utility model provides a photovoltaic production is with positioning mechanism of spot welder, includes workstation (1) and spot welder body (2), its characterized in that: the spot welding machine body (2) is fixedly connected to the top of the workbench (1), a sliding groove (3) is formed in the top of the workbench (1), two sliding strips (4) are connected to the inside of the sliding groove (3) in a sliding mode, and positioning devices (5) are fixedly connected to the tops of the two sliding strips (4);

the positioning device (5) comprises a mounting seat (501), the bottom of the mounting seat (501) is fixedly connected to the top of the sliding strip (4), a circular groove (502) is formed in the mounting seat (501), a rotary drum (503) is rotatably connected to the inner wall of the circular groove (502), an electric push rod (504) is fixedly mounted on the inner wall of the rotary drum (503), two connecting rods (505) are hinged to one end, close to the spot welding machine body (2), of the electric push rod (504), a guide rod (506) is fixedly connected to the inner wall of the rotary drum (503), two clamping plates (507) which are slidably connected with the guide rod (506) are sleeved on the guide rod (506), one ends, far away from the electric push rod (504), of the two connecting rods (505) are respectively hinged to the two clamping plates (507), two clamping grooves (6) are formed in the inner wall of the circular groove (502) on the left side, and clamping rods (7) are arranged in the rotary drum (503) on the left side, the top of the clamping rod (7) penetrates through the rotary drum (503) and is in contact with the inner wall of the clamping groove (6), the left side of the bottom of the clamping rod (7) is connected with a transverse rod (8) in a sliding mode, the inner wall of the rotary drum (503) on the left side is fixedly connected with a fixing plate (9), the fixing plate (9) is fixedly connected with a reset spring (10), and one end, far away from the fixing plate (9), of the reset spring (10) is fixedly connected onto the transverse rod (8).

2. The positioning mechanism of the spot welding machine for photovoltaic production according to claim 1, characterized in that: the four clamping plates (507) are all fixedly connected with rubber pads (11), and the four rubber pads (11) are respectively located on one side, opposite to the two adjacent clamping plates (507).

3. The positioning mechanism of the spot welding machine for photovoltaic production according to claim 1, characterized in that: two equal fixedly connected with foraminiferous plate (12), two in the bottom of mount pad (501) one side of the back of the body mutually the equal threaded connection in top of foraminiferous plate (12) has lead screw (13), two the bottom of lead screw (13) runs through two foraminiferous plates (12) respectively and contacts with the inner bottom wall of spout (3).

4. The positioning mechanism of the spot welding machine for photovoltaic production according to claim 3, characterized in that: the bottom of two lead screw (13) all fixedly connected with friction pad (14), two the bottom of friction pad (14) all contacts with the inner wall of spout (3).

5. The positioning mechanism of the spot welding machine for photovoltaic production according to claim 1, characterized in that: the left side of the rotary drum (503) on the left side is fixedly connected with a knob (15), and anti-skid grains (16) which are uniformly distributed are arranged on the knob (15).

6. The positioning mechanism of the spot welding machine for photovoltaic production according to claim 1, characterized in that: the inner wall of the rotary drum (503) on the left side is fixedly connected with a limiting rod (17), and the cross rod (8) is in contact with the inner wall of the limiting rod (17).