CN213888608U

CN213888608U - Welding head for welding device

Info

Publication number: CN213888608U
Application number: CN202022434952.8U
Authority: CN
Inventors: 邢佳磊; 赵继东; 杨磊
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-10-28
Filing date: 2020-10-28
Publication date: 2021-08-06
Anticipated expiration: 2030-10-28

Abstract

The utility model discloses a soldered connection that welding set used relates to panel welding technology field, and it includes electrically conductive copper post, butt joint groove has been seted up to the upper end of electrically conductive copper post, the equal fixedly connected with arc supporting piece of side around the upper surface of electrically conductive copper post, the upside of electrically conductive copper post and the periphery downside of two arc supporting pieces are all seted up threadedly. Through the supporting ring board that sets up, the hollow ring board, the activity crown plate, the spacing crown plate, mutually support between slide bar and the spring, can control the electrically conductive copper post and drive the movable crown plate and the metal sheet surface contact back of lower extreme again when the welding, make the activity crown plate promote the spring of spacing crown plate extrusion both sides, after spot welding head and the metal sheet surface contact welding of electrically conductive copper post lower extreme afterwards, loosen electrically conductive copper post and make the spring of both sides promote below movable crown plate downstream through elasticity, thereby realize pulling out the starting point bonding tool through the elasticity assistance of spring after the welding, the adhesion of spot welding head and metal sheet has been avoided, and work efficiency is improved.

Description

Welding head for welding device

Technical Field

The utility model relates to a panel welding technology field specifically is a soldered connection that welding set used.

Background

Welding, also known as fusion or melt welding, is a manufacturing process and technique for joining metals or other thermoplastic materials by heating, high temperature or high pressure, and is a high-speed, economical joining method that requires welding by electric welding when welding relatively thin materials such as iron sheet. It is suitable for manufacturing punched and rolled sheet components which can adopt lap joint, do not require air tightness in joint and have the thickness of less than 3 mm. Individual spots of the weldment at the interface of the joint are welded together. Spot welding requires good plasticity of the metal.

The existing electric welding head is mostly only a simple brass metal head, and the electric welding head is realized after being contacted with a powered base plate, so that the welding head can often work continuously after being pulled away from the metal plate due to the adhesion of high temperature and the metal plate, the working efficiency is influenced, impurities such as sparks and the like are ejected to the periphery in the spot welding process, and the hand burn of workers can be possibly caused.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a soldered connection that welding set used has solved like this often can appear the soldered connection because high temperature and metal sheet adhesion are in the same place, need pull out continuation work after the metal sheet, influence work efficiency, have impurity such as spark in addition at the in-process of spot welding to ejecting all around, probably can lead to the problem that staff's hand burns.

(II) technical scheme

In order to achieve the above purpose, the utility model adopts the technical proposal that: a welding head for a welding device comprises a conductive copper column, wherein butt-joint grooves are formed in the upper end of the conductive copper column, arc-shaped clamping pieces are fixedly connected to the front side and the rear side of the upper surface of the conductive copper column, threads are formed in the upper side of the conductive copper column and the lower sides of the circumferential surfaces of the two arc-shaped clamping pieces, thread sleeves are connected to the threads in a threaded manner, nuts are fixedly connected to the upper ends of the left side and the right side of the arc-shaped clamping pieces at the rear side, ring sleeves are fixedly connected to the upper ends of the left side and the right side of the arc-shaped clamping pieces at the front side, bolts are sleeved in the two ring sleeves, the rear ends of the two bolts are respectively in threaded connection with the two nuts at the rear side, a spot welding head is fixedly connected to the lower end of the conductive copper column, a supporting ring plate is fixedly connected to the lower side of the circumferential surface of the conductive copper column, a hollow ring plate is fixedly connected to the bottom surface of the supporting ring plate, and a movable ring plate is slidably connected to the bottom surface of the hollow ring plate through a ring groove, the upper end fixedly connected with limit ring board of activity crown plate, the equal fixedly connected with slide bar of upper surface left and right ends of limit ring board, two in the slide opening that the support ring board left and right sides was seted up, two the slide bar outside all is equipped with the spring, and the upper and lower both ends of two springs respectively with the bottom surface and the limit ring board fixed connection of support ring board, two the upper end of slide bar all extends to support ring board top and L shaped plate fixed connection.

Preferably, the distance between the lower end of the spot welding head and the bottom of the movable annular plate is smaller than the distance between the L-shaped plate and the lower end of the thread.

Preferably, the width of the limit ring plate is larger than that of the ring groove in the bottom surface of the hollow ring plate.

Preferably, the opposite surfaces of the L-shaped plates are respectively and fixedly connected to the left side and the right side of the inner wall of the round hole formed in the upper end of the light shield, and the light shield is semicircular.

(III) advantageous effects

The beneficial effects of the utility model reside in that:

1. this soldered connection that welding set used, support the crown plate through setting up, hollow crown plate, the activity crown plate, the spacing crown plate, mutually support between slide bar and the spring, can control the electrically conductive copper post and drive the movable crown plate of lower extreme and the metal sheet surface contact back again when the welding, make the activity crown plate promote the spring of spacing crown plate extrusion both sides, after the spot welding head and the metal sheet surface contact welding of electrically conductive copper post lower extreme afterwards, loosen electrically conductive copper post and make the spring of both sides promote below activity crown plate downstream through elasticity, thereby realize pulling out the starting point through the elasticity assistance of spring after the welding, the bonding of spot welding head and metal sheet has been avoided, and the work efficiency is improved.

2. This soldered connection that welding set used through setting up the lens hood, can enough realize playing and shelter from the production highlight when welding, can block impurity such as mars and spatter all around again, has improved the security when welding, has avoided the potential safety hazard.

Drawings

Fig. 1 is a schematic view of the front cross-sectional structure of the present invention;

fig. 2 is a schematic view of the local three-dimensional structure of the arc-shaped holding piece of the present invention.

In the figure: the device comprises a conductive copper column 1, a butt joint groove 2, an arc clamping piece 3, a thread 4, a thread sleeve 5, a nut 6, a ring sleeve 7, a bolt 8, a spot welding head 9, a supporting ring plate 10, a hollow ring plate 11, a movable ring plate 12, a limiting ring plate 13, a sliding rod 14, a sliding hole 15, a spring 16, a L-shaped plate 17 and a light shield 18.

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.

As shown in fig. 1-2, the utility model provides a technical solution: a welding head for a welding device comprises a conductive copper column 1, wherein the conductive copper column 1 is arranged to guide current circulating in the welding head to a spot welding head 9 conveniently, a butt-joint groove 2 is formed in the upper end of the conductive copper column 1, arc-shaped clamping sheets 3 are fixedly connected to the front side and the rear side of the upper surface of the conductive copper column 1 respectively, the device is conveniently and fixedly installed on an original welding head by arranging the two arc-shaped clamping sheets 3, threads 4 are formed in the upper side of the conductive copper column 1 and the lower sides of the circumferential surfaces of the two arc-shaped clamping sheets 3 respectively, a thread sleeve 5 is in threaded connection with the threads 4, the arc-shaped clamping sheets 3 with the front side and the rear side being propped open can be preliminarily clamped by arranging the thread sleeve 5, the welding head is preliminarily fixed in the butt-joint groove 2, nuts 6 are fixedly connected to the upper ends of the left side and the right side of the arc-shaped clamping sheets 3, the upper ends of two arc-shaped clamping pieces 3 can clamp and fix the upper sides of butt joints by mutual matching of the arranged nuts 6, the ring sleeves 7 and the bolts 8, so that the secondary fixation is realized, the fixing effect is improved, the bolts 8 are sleeved in the two ring sleeves 7, the rear ends of the two bolts 8 are respectively in threaded connection with the two nuts 6 at the rear side, the lower end of the conductive copper column 1 is fixedly connected with a spot welding head 9, the distance from the lower end of the spot welding head 9 to the bottom of the movable ring plate 12 is smaller than the distance from an L-shaped plate 17 to the lower end of the thread 4, the distance from the lower end of the spot welding head 9 to the bottom of the movable ring plate 12 is smaller than the distance from the L-shaped plate 17 to the lower end of the thread 4, so that the upper ends of the slide bars 14 at two sides can not collide with the thread sleeves 5 when the slide bars 12 upwards extrude the slide bars 14, the structural integrity is realized, the lower side of, the bottom surface of the supporting ring plate 10 is fixedly connected with a hollow ring plate 11, the bottom surface of the hollow ring plate 11 is slidably connected with a movable ring plate 12 through a ring groove, the movable ring plate 12 is slidably connected in the hollow ring plate 11 through the movable ring plate 12, the movable ring plate 12 can move up and down, so that a spot welding head 9 is exposed during spot welding, the upper end of the movable ring plate 12 is fixedly connected with a limit ring plate 13, the limit ring plate 13 is arranged to limit the upper end of the movable ring plate 12, the movable ring plate 12 is prevented from sliding out of the hollow ring plate 11 and can support sliding rods 14 on two sides to move up and down, the left end and the right end of the upper surface of the limit ring plate 13 are fixedly connected with the sliding rods 14, the width of the limit ring plate 13 is larger than the width of the ring groove on the bottom surface of the hollow ring plate 11, and the limit ring plate 13 can be more stable when moving in the hollow ring plate 11 through setting the width of the limit ring plate 13 to be larger than the width of the ring groove on the bottom surface of the hollow ring plate 11, the movable ring plate 12 cannot shake, the movable ring plate 12 is prevented from sliding out of the hollow ring plate 11, the upper sides of the two slide rods 14 are slidably connected in slide holes 15 formed in the left side and the right side of the support ring plate 10, springs 16 are sleeved on the outer sides of the two slide rods 14, the spot welding head 9 can be pulled out through the elasticity of the springs 16 after welding, the spot welding head 9 is prevented from being adhered to a metal plate, the working efficiency is improved, the upper end and the lower end of each spring 16 are fixedly connected with the bottom surface of the support ring plate 10 and a limit ring plate 13 respectively, the upper ends of the two slide rods 14 extend to the upper side of the support ring plate 10 and are fixedly connected with an L-shaped plate 17, the back surfaces of the L-shaped plate 17 are fixedly connected to the left side and the right side of the inner wall of a circular hole formed in the upper end of a light shield 18 respectively, the light shield 18 is arranged, so that high light generated during welding can be shielded and impurities such as sparks and sparks can be blocked, the safety during welding is improved, and potential safety hazards are avoided.

The utility model discloses an operating procedure does:

when the welding head is used, firstly, the existing welding head is inserted between two arc-shaped clamping sheets 3 at the upper end of the equipment until the welding head is contacted with the bottom of a butt joint groove 2, then a thread sleeve 5 is rotated to enable the welding head to move upwards through being in threaded connection with threads 4, the two arc-shaped clamping sheets 3 can be extruded to realize the preliminary fixing of a butt joint head, then bolts 8 at two sides are rotated to enable a nut 6 in rear end threaded connection to move towards the front side, so that the butt joint fixing of the butt joint head by the arc-shaped clamping sheets 3 at the front side and the rear side is realized, then, a conductive copper column 1 is controlled to move downwards to carry out spot welding operation on a metal plate, after the lower end of a movable annular plate 12 is contacted with the metal plate, the movable annular plate 12 pushes a limit annular plate 13 fixedly connected with the upper end to move upwards in a hollow annular plate 11, and the hollow annular plate 11 drives a slide rod 14 fixedly connected with the left side and the right side of the upper surface to slide upwards, meanwhile, the limiting ring plate 13 extrudes the springs 16 at the two sides to enable the springs to contract, meanwhile, the sliding rods 14 at the two sides drive the light screen 18 to move upwards through the L-shaped plate 17 fixedly connected with the limiting ring plate, after the spot welding head 9 is in contact welding with the surface of the metal plate, the conductive copper columns 1 are loosened, impurities such as sparks and the like are sputtered on the inner wall of the light screen 18, meanwhile, the springs 16 at the two sides push the movable ring plate 12 at the lower side to slide downwards in the hollow ring plate 11 through elasticity, and the spot welding head 9 is lifted away from the surface of the metal plate to finish welding.

The above-mentioned embodiments further describe the objects, technical solutions and advantages of the present invention in detail, it should be understood that the above description is only the embodiments of the present invention, and is not intended to limit the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims

1. A soldered connection that welding set used, includes electrically conductive copper post (1), its characterized in that: the butt joint groove (2) is formed in the upper end of the conductive copper column (1), arc-shaped clamping pieces (3) are fixedly connected to the front side and the rear side of the upper surface of the conductive copper column (1), threads (4) are formed in the upper side of the conductive copper column (1) and the circumferential surface lower sides of the two arc-shaped clamping pieces (3), a thread sleeve (5) is connected to each thread (4) in a threaded mode, nuts (6) are fixedly connected to the upper ends of the left side and the right side of each arc-shaped clamping piece (3) in the rear side of each thread (6), a ring sleeve (7) is fixedly connected to the upper ends of the left side and the right side of each arc-shaped clamping piece (3) in the front side of each thread, bolts (8) are sleeved in the two ring sleeves (7), the rear ends of the two bolts (8) are respectively in threaded connection with the two nuts (6) in the rear side of each thread, a spot welding head (9) is fixedly connected to the lower end of the conductive copper column (1), and a supporting ring plate (10) is fixedly connected to the circumferential surface lower side of the conductive copper column (1), the hollow crown plate (11) of bottom surface fixedly connected with of support crown plate (10), the annular sliding connection who sets up of underrun of hollow crown plate (11) has movable crown plate (12), upper end fixedly connected with limit crown plate (13) of activity crown plate (12), the equal fixedly connected with slide bar (14), two of upper surface left and right ends of limit crown plate (13) upside sliding connection of slide bar (14) is in slide opening (15) that the right side was seted up about support crown plate (10), two slide bar (14) outside all is overlapped and is equipped with spring (16), and the upper and lower both ends of two springs (16) respectively with bottom surface and limit crown plate (13) fixed connection of support crown plate (10), two the upper end of slide bar (14) all extends to support crown plate (10) top and L shaped plate (17) fixed connection.

2. The welding head for a welding device according to claim 1, wherein: the distance between the lower end of the spot welding head (9) and the bottom of the movable annular plate (12) is smaller than the distance between the L-shaped plate (17) and the lower end of the thread (4).

3. The welding head for a welding device according to claim 1, wherein: the width of the limiting ring plate (13) is greater than that of the ring groove in the bottom surface of the hollow ring plate (11).

4. The welding head for a welding device according to claim 1, wherein: the back surfaces of the L-shaped plates (17) are respectively and fixedly connected to the left side and the right side of the inner wall of the round hole formed in the upper end of the light shield (18), and the light shield (18) is semicircular.