CN209578454U - A kind of spot welding device of positioning - Google Patents

Abstract

The utility model discloses a kind of spot welding devices of positioning, including pedestal, mounting groove is equipped on the left of the upper surface of the pedestal, linear movement mould group is equipped in the mounting groove, the upper surface of the sliding block of the linear movement mould group is equipped with the first mounting plate, one end of first support bar is equipped at left and right sides of the upper surface of first mounting plate, the distance between the first workbench and the second workbench are adjusted using linear movement mould group according to Workpiece length when use, first installation foot is placed on the bottom electrode after the completion of adjusting, workpiece is placed on installation foot, Auxiliary support is carried out using top plate, the piston rod of control hydraulic cylinder moves upwards, it is against the upper surface of workpiece in top electrode, power on, workpiece and installation foot contact position are melted by top electrode and lower electrode, solder joint is formed after cooling, structure is simple, it is easy to use, can have Electric welding work is completed on effect ground, can satisfy the need of work of different dimension workpieces and installation foot spot welding work.

Description

A kind of spot welding device of positioning

Technical field

The utility model relates to welder technical field, specific field is a kind of spot welding device of positioning.

Background technique

Spot welding overlaps the welding side that solder joint is formed between work piece interface at two pieces using columnar electrode when referring to welding Method.When spot welding, first pressurization is in close contact workpiece, is then switched on electric current, and workpiece contact position is melted under the action of resistance heat, cold But solder joint is formed afterwards.Some workpiece lower ends are often had in production needs to carry out spot welding with installation foot, and workpiece size and installation Foot size category is various, therefore we need a kind of point of spot welding work that can adapt to sizes workpiece and installation foot to be welded It sets.

Utility model content

The purpose of this utility model is to provide a kind of spot welding devices of positioning, mentioned above in the background art to solve Problem.

To achieve the above object, the utility model provides the following technical solutions: a kind of spot welding device of positioning, including bottom Seat, the upper surface left side of the pedestal are equipped with mounting groove, are equipped with linear movement mould group, the linear movement mould in the mounting groove The upper surface of the sliding block of group is equipped with the first mounting plate, is equipped with first support bar at left and right sides of the upper surface of first mounting plate One end, the other end of the first support bar is fixedly connected with the first workbench, symmetrical on the right side of the upper surface of the pedestal Equipped with second support bar, the upper end of the second support bar is fixedly connected with the second workbench, the right side second support bar Left surface be equipped with the second mounting plate, the upper surface of first mounting plate and the upper surface of the second mounting plate are respectively equipped with hydraulic Cylinder, the piston rod of the left side hydraulic cylinder run through the lower surface of the first workbench, and the piston rod of the right side hydraulic cylinder is through the The lower surface of two workbench, the upper end of the piston rod of the hydraulic cylinder are fixedly connected with one end of connecting rod, the connecting rod The other end is equipped with the first connecting plate, is equipped with mounting hole at left and right sides of the upper surface of first connecting plate, in the mounting hole Equipped with T-bar, the upper end of the T-bar is fixedly connected with the second connecting plate, and the first spring, institute are equipped on the outside of the T-bar The one end for stating the first spring is fixedly connected with the lower surface of the second connecting plate, the other end and the first connecting plate of first spring Upper surface be fixedly connected, the upper surface of second connecting plate is equipped with lower electrode holder, and the lower electrode holder is equipped with lower electrode, Be equipped with one end of column on the right side of the upper surface of first workbench and the upper surface of the second workbench, the column it is another End is equipped with third connecting plate, and the lower surface of the third connecting plate is equipped with upper electrode holder, and the upper electrode holder is equipped with top electrode.

Preferably, the top electrode and lower electrode are in the horizontal direction to correspondence.

Preferably, auxiliary support apparatus is equipped on the left of the upper surface of the second workbench, the auxiliary support apparatus includes leading Set, the lower inner sidewall of the guide sleeve are equipped with spring base, one end of second spring are equipped in the spring base, the second spring The other end is equipped with guide post, and the upper end that guide sleeve is stretched out in the upper end of the guide post is fixedly connected with top plate.

Preferably, stop collar is equipped on the downside of the outer surface of the guide post.

Compared with prior art, the utility model has the beneficial effects that a kind of spot welding device of positioning, according to work when use Part length adjusts the distance between the first workbench and the second workbench using linear movement mould group, first will installation after the completion of adjusting Foot is placed on the bottom electrode, and workpiece is placed on installation foot, is carried out Auxiliary support using top plate, is controlled the piston rod of hydraulic cylinder It moves upwards, is against the upper surface of workpiece in top electrode, powers on, workpiece and installation foot are made by top electrode and lower electrode Contact position fusing, forms solder joint after cooling, and structure is simple, easy to use, can effectively complete electric welding work, can satisfy not With the need of work of dimension workpiece and installation foot spot welding work.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the utility model；

Fig. 2 is the structural schematic diagram of the auxiliary support apparatus of the utility model；

Fig. 3 is structure enlargement diagram at the A of Fig. 1.

In figure: 1- pedestal, 2- linear movement mould group, the first mounting plate of 3-, 4- first support bar, the first workbench of 5-, 6- Second support bar, the second workbench of 7-, the second mounting plate of 8-, 9- hydraulic cylinder, 10- connecting rod, the first connecting plate of 11-, 12-T type Electrode, 17- column, 18- third connecting plate, 19- under bar, the second connecting plate of 13-, the first spring of 14-, 15- lower electrode holder, 16- Upper electrode holder, 20- top electrode, 21- guide sleeve, 22- spring base, 23- second spring, 24- guide post, 25- top plate, 26- stop collar.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1-3 is please referred to, the utility model provides a kind of technical solution: a kind of spot welding device of positioning, including pedestal 1, It is equipped with mounting groove on the left of the upper surface of the pedestal, linear movement mould group 2 is equipped in the mounting groove, according to the work to be welded The size of part adjusts the distance between the first workbench and the second workbench by linear movement mould group, meets different length work The upper surface of the clamping of part, the sliding block of the linear movement mould group is equipped with the first mounting plate 3, the upper surface of first mounting plate The left and right sides is equipped with one end of first support bar 4, and the other end of the first support bar, which is fixed with the first workbench 5, to be connected Connect, be symmetrically arranged with second support bar 6 on the right side of the upper surface of the pedestal, the upper end of the second support bar with the second workbench 7 are fixedly connected, and the left surface of the right side second support bar is equipped with the second mounting plate 8, the upper surface of first mounting plate and The upper surface of second mounting plate is respectively equipped with hydraulic cylinder 9, and the piston rod of the left side hydraulic cylinder runs through the following table of the first workbench Face, the piston rod of the right side hydraulic cylinder run through the lower surface of the second workbench, and the upper end of the piston rod of the hydraulic cylinder is fixed It is connected with one end of connecting rod 10, the other end of the connecting rod is equipped with the first connecting plate 11, and the piston rod of hydraulic cylinder passes through company Extension bar drives the first connecting plate to move in the vertical direction, is equipped with installation at left and right sides of the upper surface of first connecting plate Hole, the mounting hole is interior to be equipped with T-bar 12, and the upper end of the T-bar is fixedly connected with the second connecting plate 13, the T-bar Outside is equipped with the first spring 14, and one end of first spring is fixedly connected with the lower surface of the second connecting plate, first bullet The other end of spring is fixedly connected with the upper surface of the first connecting plate, when the first connecting plate moves upwards, drive the second connecting plate to Upper movement completes the spot welding to workpiece by workpiece clamp between lower electrode and top electrode, is played by the first spring when clamping Buffer function avoids direct clamping from damaging workpiece, influences using the upper surface of second connecting plate is equipped with lower electrode Seat 15, the lower electrode holder are equipped with lower electrode 16, and the upper surface of first workbench and the upper surface of the second workbench are right Side is equipped with one end of column 17, and the other end of the column is equipped with third connecting plate 18, the lower surface of the third connecting plate Equipped with upper electrode holder 19, the upper electrode holder is equipped with top electrode 20, and top electrode and lower electrode are columnar electrode, by powering on Pole and lower electrode melt workpiece and installation foot contact position, form solder joint after cooling.

Specifically, the top electrode and lower electrode are in the horizontal direction to correspondence.

Specifically, being equipped with auxiliary support apparatus on the left of the upper surface of the second workbench, the auxiliary support apparatus includes Guide sleeve 21, the lower inner sidewall of the guide sleeve are equipped with spring base 22, are equipped with one end of second spring 23 in the spring base, and described the The other end of two springs is equipped with guide post 24, and the upper end that guide sleeve is stretched out in the upper end of the guide post is fixedly connected with top plate 25, passes through top Plate carries out Auxiliary support to workpiece, and the height of top plate is adjusted by second spring and guide post.

Specifically, being equipped with stop collar 26 on the downside of the outer surface of the guide post, guarantee that guide post is mobile by setting stop collar When it is accurate fixed, while guide post being avoided to deviate from out of guide sleeve.

Working principle: the utility model adjusts first by linear movement mould group according to the size for the workpiece to be welded The distance between workbench and the second workbench, meet the clamping of different length workpiece, and the piston rod of hydraulic cylinder passes through connecting rod It drives the first connecting plate to move in the vertical direction, when the first connecting plate moves upwards, the second connecting plate is driven to move upwards, it will Workpiece clamp completes the spot welding to workpiece between lower electrode and top electrode, plays buffer function when clamping by the first spring, It avoids direct clamping from damaging workpiece, influences using top electrode and lower electrode are columnar electrode, through top electrode under Electrode melts workpiece and installation foot contact position, forms solder joint after cooling, carries out Auxiliary support to workpiece by top plate, by the Two springs and guide post to adjust the height of top plate, when guaranteeing that guide post is mobile by setting stop collar it is accurate calmly, while avoiding leading Column is deviate from out of guide sleeve.

When use according to Workpiece length using linear movement mould group adjust between the first workbench and the second workbench away from From adjusting after the completion first places installation foot on the bottom electrode, and workpiece is placed on installation foot, carries out auxiliary branch using top plate Support, the piston rod for controlling hydraulic cylinder move upwards, are against the upper surface of workpiece in top electrode, power on, pass through top electrode Workpiece and installation foot contact position are melted with lower electrode, forms solder joint after cooling.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (4)

1. a kind of spot welding device of positioning, including pedestal (1), it is characterised in that: be equipped with peace on the left of the upper surface of the pedestal (1) Tankage, is equipped with linear movement mould group (2) in the mounting groove, and the upper surface of the sliding block of the linear movement mould group (2) is equipped with the One mounting plate (3), is equipped with one end of first support bar (4) at left and right sides of the upper surface of first mounting plate (3), and described the The other end of one support rod (4) is fixedly connected with the first workbench (5), is symmetrically arranged on the right side of the upper surface of the pedestal (1) The upper end of second support bar (6), the second support bar (6) is fixedly connected with the second workbench (7), described second of right side The left surface of strut (6) is equipped with the second mounting plate (8), the upper surface of first mounting plate (3) and the second mounting plate (8) it is upper Surface is respectively equipped with hydraulic cylinder (9), and the piston rod of the left side hydraulic cylinder (9) runs through the lower surface of the first workbench (5), right side The piston rod of the hydraulic cylinder (9) runs through the lower surface of the second workbench (7), and the upper end of the piston rod of the hydraulic cylinder (9) is solid Surely it is connected with one end of connecting rod (10), the other end of the connecting rod (10) is equipped with the first connecting plate (11), and described first connects It is equipped with mounting hole at left and right sides of the upper surface of fishplate bar (11), is equipped with T-bar (12) in the mounting hole, the T-bar (12) Upper end be fixedly connected with the second connecting plate (13), be equipped with the first spring (14) on the outside of the T-bar (12), first bullet One end of spring (14) is fixedly connected with the lower surface of the second connecting plate (13), and the other end of first spring (14) and first connects The upper surface of fishplate bar (11) is fixedly connected, and the upper surface of second connecting plate (13) is equipped with lower electrode holder (15), the lower electricity Electrode seat (15) is equipped with lower electrode (16), on the right side of the upper surface of first workbench (5) and the upper surface of the second workbench (7) It is equipped with one end of column (17), the other end of the column (17) is equipped with third connecting plate (18), the third connecting plate (18) lower surface is equipped with upper electrode holder (19), and the upper electrode holder (19) is equipped with top electrode (20).

2. a kind of spot welding device of positioning according to claim 1, it is characterised in that: the top electrode (20) and lower electrode (16) in the horizontal direction to correspondence.

3. a kind of spot welding device of positioning according to claim 1, it is characterised in that: the upper surface of the second workbench (7) Left side is equipped with auxiliary support apparatus, and the auxiliary support apparatus includes guide sleeve (21), and the lower inner sidewall of the guide sleeve (21) is equipped with Spring base (22), the interior one end for being equipped with second spring (23) of the spring base (22), the other end of the second spring (23) are set Have guide post (24), the upper end that guide sleeve (21) are stretched out in the upper end of the guide post (24) is fixedly connected with top plate (25).

4. a kind of spot welding device of positioning according to claim 3, it is characterised in that: under the outer surface of the guide post (24) Side is equipped with stop collar (26).