Multi-unit transformer spot welding machine

Abstract

The utility model belongs to the technical field of spot welding, and particularly relates to a multi-unit transformer spot welding machine which comprises a support, supporting plates are fixedly installed at the two ends of the top of the support, and an extrusion assembly used for positioning a workpiece is arranged above the supporting plates. An adjusting assembly used for adjusting the position of the extrusion assembly is arranged at the top of the supporting plate, and a spot welding assembly used for welding the workpiece is arranged at the top of the supporting plate. The adjusting assembly comprises side plates, the two ends of the supporting plate are connected with the side plates in a sliding mode through guide rails, and a fixing plate is fixedly installed at one end between the two sets of side plates, semi-automatic welding of a frame body of a refrigerator shelf is achieved, convenience is improved, and the labor intensity of workers is reduced to a certain degree.

Description

Technical Field

[0001] The utility model relates to the technical field of spot welding, in particular to a multi-unit transformer spot welding machine. Background Art

[0002] The frame of a freezer's shelving refers to the internal dividers and shelves that divide and organize the freezer's interior to improve storage efficiency and facilitate management. These shelves typically include partitions, grids, dividers, and panels, and can be customized and installed according to the freezer's size and storage needs. The shelves are designed to divide the freezer's space into distinct areas for storing different types of food or goods, such as frozen foods, beverages, and ice cream. Furthermore, some shelves are adjustable to accommodate items of varying heights and widths, enabling more flexible storage solutions. These shelves not only improve freezer efficiency but also make internal management more organized and convenient.

[0003] Currently, when processing the frame of the refrigerator shelf, a transformer spot welder is usually used for welding. However, the existing transformer spot welder has a low degree of automation, and the welding of the refrigerator shelf frame requires a high degree of human involvement, which increases the labor intensity to a certain extent. Therefore, a multi-unit transformer spot welder was invented. Utility Model Content

[0004] In view of the above problems and / or the problems existing in the existing multi-unit transformer spot welding machine, the present utility model is proposed.

[0005] Therefore, the purpose of the present invention is to provide a multi-unit transformer spot welding machine that can solve the above-mentioned existing problems.

[0006] In order to solve the above technical problems, according to one aspect of the present invention, the present invention provides the following technical solutions:

[0007] A multi-unit transformer spot welding machine includes a bracket, support plates are fixedly installed at both ends of the top of the bracket, an extrusion assembly for positioning a workpiece is provided above the support plate, an adjustment assembly for adjusting the position of the extrusion assembly is provided on the top of the support plate, and a spot welding assembly for welding the workpiece is provided on the top of the support plate.

[0008] As a preferred solution of the multi-unit transformer spot welding machine described in the utility model, the adjustment component includes:

[0009] Side panels, both ends of the support plate are slidably connected to the side panels via guide rails;

[0010] A fixing plate is fixedly installed at one end between the two groups of side plates.

[0011] As a preferred solution of the multi-unit transformer spot welding machine described in the utility model, the adjustment component further includes:

[0012] A U-shaped rod, the U-shaped rod being fixedly mounted on the top of the support plate;

[0013] The second cylinder is fixedly mounted on the U-shaped rod, and the second cylinder is fixedly mounted on the fixing plate through the piston rod.

[0014] As a preferred solution of the multi-unit transformer spot welding machine described in the utility model, the extrusion assembly includes:

[0015] First cylinders, a plurality of first cylinders are fixedly mounted on opposite ends of the two sets of fixing plates;

[0016] A positioning rod is fixedly mounted on the first cylinder via a piston rod.

[0017] As a preferred solution of the multi-unit transformer spot welding machine described in the utility model, the spot welding assembly includes:

[0018] Square bars, a plurality of square bars are fixedly installed on the top of the support plate;

[0019] a third cylinder, the third cylinder being fixedly mounted on the top of the square bar;

[0020] The copper head is fixedly mounted on the third cylinder via a piston rod.

[0021] As a preferred solution of the multi-unit transformer spot welding machine described in the utility model, mold support plates are provided at both ends of the top of the bracket, and the mold support plates are located between the two groups of support plates.

[0022] As a preferred solution of the multi-unit transformer spot welding machine described in the utility model, it also includes:

[0023] The unloading component is used for unloading the workpiece after welding, and the unloading component is arranged on the bracket.

[0024] As a preferred solution of the multi-unit transformer spot welding machine described in the utility model, the blanking component includes:

[0025] Linear motors are fixedly installed on both sides of the top of the bracket;

[0026] A support rod, the mover seat on the linear motor is fixedly mounted with the support rod;

[0027] A load-bearing plate, with support rods fixedly mounted on both ends of the top of the load-bearing plate;

[0028] a fourth cylinder, the fourth cylinder being fixedly mounted on the top of the carrying plate;

[0029] The movable plate is fixedly mounted on the movable plate by the fourth cylinder via a piston rod;

[0030] U-shaped suction cups are fixedly installed at both ends of the bottom of the movable plate.

[0031] Compared with existing technologies:

[0032] By providing an extrusion assembly for positioning the workpiece, providing an adjustment assembly for adjusting the position of the extrusion assembly, providing a spot welding assembly for welding the workpiece, and providing a unloading assembly for unloading the welded workpiece, semi-automatic welding of the frame of the refrigerator shelf can be achieved, which not only improves convenience but also reduces the labor intensity of personnel to a certain extent. BRIEF DESCRIPTION OF THE DRAWINGS

[0033] Figure 1 This is a schematic top view of the structure of the utility model;

[0034] Figure 2 This is a bottom view schematic diagram of the structure of the utility model;

[0035] Figure 3 It is a schematic diagram of the local structure of the utility model.

[0036] In the figure: bracket 10, first cylinder 20, positioning rod 21, support plate 30, side plate 31, fixing plate 32, U-shaped rod 33, second cylinder 34, square bar 40, third cylinder 41, copper head 42, linear motor 50, support rod 51, bearing plate 52, fourth cylinder 53, movable plate 54, U-shaped suction cup 55, mold support plate 60. DETAILED DESCRIPTION

[0037] In order to make the purpose, technical solutions and advantages of the present invention more clear, the embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.

[0038] This utility model provides a multi-unit transformer spot welding machine, please refer to Figure 1-Figure 3 , including a bracket 10, support plates 30 are fixedly installed at both ends of the top of the bracket 10, an extrusion assembly for positioning the workpiece is provided above the support plate 30, an adjustment assembly for adjusting the position of the extrusion assembly is provided on the top of the support plate 30, and a spot welding assembly for welding the workpiece is provided on the top of the support plate 30.

[0039] The adjustment assembly includes: a side plate 31, a fixing plate 32, a U-shaped rod 33, and a second cylinder 34;

[0040] Both ends of the support plate 30 are slidably connected to the side plates 31 through guide rails, one end between the two sets of side plates 31 is fixedly installed with a fixed plate 32, a U-shaped rod 33 is fixedly installed on the top of the support plate 30, and the second cylinder 34 is fixedly installed on the U-shaped rod 33, and the second cylinder 34 is fixedly installed with the fixed plate 32 through a piston rod.

[0041] The extrusion assembly includes: a first cylinder 20, a positioning rod 21;

[0042] A plurality of first cylinders 20 are fixedly mounted on opposite ends of the two sets of fixing plates 32 , and the first cylinders 20 are fixedly mounted with positioning rods 21 via piston rods.

[0043] The spot welding assembly includes: a square bar 40, a third cylinder 41, and a copper head 42;

[0044] A plurality of square bars 40 are fixedly mounted on the top of the support plate 30, and a third cylinder 41 is fixedly mounted on the top of the square bars 40. The third cylinder 41 is fixedly mounted with a copper head 42 via a piston rod. The copper head 42 is electrically connected to a power supply via a transformer.

[0045] A mold support plate 60 is provided at both ends of the top of the bracket 10 , and the mold support plate 60 is located between the two groups of support plates 30 , wherein the mold support plate 60 is fixedly connected to the mold by screws.

[0046] It also includes: a blanking assembly for unloading the workpiece after welding, and the blanking assembly is arranged on the bracket 10;

[0047] The blanking assembly includes: a linear motor 50, a support rod 51, a carrying plate 52, a fourth cylinder 53, a moving plate 54, and a U-shaped suction cup 55;

[0048] The linear motor 50 is fixedly installed on both sides of the top of the bracket 10, the mover seat on the linear motor 50 is fixedly installed with a support rod 51, the support rods 51 are fixedly installed on both ends of the top of the supporting plate 52, the fourth cylinder 53 is fixedly installed on the top of the supporting plate 52, and the fourth cylinder 53 is fixedly installed on the movable plate 54 through the piston rod, and the U-shaped suction cup 55 is fixedly installed on both ends of the bottom of the movable plate 54.

[0049] When used, the specific steps are as follows:

[0050] Step 1: Select a corresponding mold according to the size or shape of the refrigerator shelf frame and fix it on the mold support plate 60 with screws;

[0051] Step 2: Use the second cylinder 34 to move the fixed plate 32 until the extrusion assembly is in a suitable position;

[0052] Step 3: After the extrusion assembly is in the appropriate position, the first cylinder 20 can be used to lower the positioning rod 21 until the positioning rod 21 squeezes the frame of the refrigerator shelf, so that the frame of the refrigerator shelf can be positioned;

[0053] Step 4: The copper head 42 is extended by the third cylinder 41 and contacts the position of the frame of the refrigerator shelf to be welded. At this time, the copper head 42 can be made conductive by the cooperation of the transformer and the power supply, so that the frame of the refrigerator shelf can be spot welded;

[0054] Step 5: After spot welding the frame of the refrigerator shelf, the U-shaped suction cup 55 can be brought into close contact with the frame of the refrigerator shelf through the cooperation of the linear motor 50 and the fourth cylinder 53, so that the frame of the refrigerator shelf is adsorbed on the U-shaped suction cup 55. Then, the frame of the refrigerator shelf can be moved away through the cooperation of the linear motor 50 and the fourth cylinder 53, including but not limited to moving it to an assembly line or a pallet.

[0055] While the present invention has been described above with reference to specific embodiments, various modifications may be made and equivalent components may be substituted without departing from the scope of the present invention. In particular, as long as no structural conflicts exist, the various features of the embodiments disclosed herein may be combined with one another in any manner, and the omission of an exhaustive description of these combinations in this specification is solely for the sake of space and resource conservation. Therefore, the present invention is not limited to the specific embodiments disclosed herein, but encompasses all technical solutions within the scope of the claims.

Claims

1. A multi-unit transformer spot welding machine, comprising a bracket (10), characterized in that: Support plates (30) are fixedly mounted on both ends of the top of the bracket (10); an extrusion assembly for positioning a workpiece is provided above the support plate (30); an adjustment assembly for adjusting the position of the extrusion assembly is provided on the top of the support plate (30); and a spot welding assembly for welding the workpiece is provided on the top of the support plate (30).

2. The multi-unit transformer spot welding machine according to claim 1, characterized in that: The adjustment component includes: Side plates (31), both ends of the support plate (30) are slidably connected to the side plates (31) via guide rails; A fixing plate (32) is fixedly installed at one end between the two groups of side plates (31).

3. The multi-unit transformer spot welding machine according to claim 2, characterized in that: The adjustment component also includes: A U-shaped rod (33) fixedly mounted on the top of the support plate (30); The second cylinder (34) is fixedly mounted on the U-shaped rod (33), and the second cylinder (34) is fixedly mounted on the fixing plate (32) via a piston rod.

4. The multi-unit transformer spot welding machine according to claim 3, characterized in that: The extrusion assembly comprises: First cylinders (20), a plurality of first cylinders (20) are fixedly mounted on opposite ends of the two sets of fixing plates (32); A positioning rod (21), wherein the first cylinder (20) is fixedly mounted with the positioning rod (21) via a piston rod.

5. The multi-unit transformer spot welding machine according to claim 1, characterized in that: The spot welding assembly comprises: Square bars (40), a plurality of square bars (40) are fixedly installed on the top of the support plate (30); a third cylinder (41), said third cylinder (41) being fixedly mounted on the top of the square bar (40); The copper head (42) is fixedly mounted on the third cylinder (41) via a piston rod.

6. The multi-unit transformer spot welding machine according to claim 1, characterized in that: A mold support plate (60) is provided at both ends of the top of the bracket (10), and the mold support plate (60) is located between the two groups of support plates (30).

7. The multi-unit transformer spot welding machine according to claim 1, characterized in that: Also includes: A blanking assembly is used for unloading workpieces after welding, and the blanking assembly is arranged on a bracket (10).

8. The multi-unit transformer spot welding machine according to claim 7, characterized in that: The blanking assembly comprises: A linear motor (50), wherein the linear motor (50) is fixedly mounted on both sides of the top end of the bracket (10); A support rod (51), the support rod (51) is fixedly mounted on the mover seat on the linear motor (50); A bearing plate (52), with support rods (51) fixedly mounted on both ends of the top of the bearing plate (52); a fourth cylinder (53), the fourth cylinder (53) being fixedly mounted on the top of the bearing plate (52); A movable plate (54), wherein the fourth cylinder (53) is fixedly mounted on the movable plate (54) via a piston rod; U-shaped suction cups (55), both ends of the bottom of the movable plate (54) are fixedly mounted with U-shaped suction cups (55).

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