Feeding structure of four-station loading welding special machine

Abstract

The utility model discloses a feeding structure of a four-station loading welding special machine, which comprises a base, the upper end of the rear side of the base is fixedly connected with a machine cabinet, a PLC power controller is arranged in the machine cabinet, the upper end of the machine cabinet is provided with a control assembly, the side wall of the front end of the machine cabinet is fixedly provided with two first supporting seats and two second supporting seats, and the two first supporting seats and the two second supporting seats are fixedly arranged on the side wall of the front end of the machine cabinet. The two second supporting seats are arranged close to the upper end of the cabinet. According to the utility model, the plurality of current controllers are fixedly arranged on the fixed back plate, and the fixed back plate is matched with the supporting frame to be fixed on the cabinet, so that the plurality of current controllers can independently control the current magnitude of each welding point of the plurality of spot welding device bodies, and the spot welding quality of a welded workpiece is improved; the carrying table is matched with the inverted-T-shaped limiting blocks to be fixed to the lifting platform, the jacking air cylinders at the lower ends of the four corners of the lifting platform drive the carrying table to ascend and descend in a reciprocating mode, a welded material does not need to be in butt joint with the spot welder body manually, and potential safety hazards are reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of special welding machines, in particular to a feeding structure of a special welding machine with four-station displacement loads. Background Art

[0002] The spot welder uses the high-temperature arc generated when the positive and negative poles are short-circuited for an instant to melt the solder on the welding rod and the material to be welded. Spot welding is a type of resistance welding, mainly used for welding thin plate structures and steel bars. The spot welder has the advantages of stable energy and low fiber loss.

[0003] In actual use, the existing transfer welding machine requires manual docking of the material to be welded with the welder, which poses a great safety hazard. In addition, there is a lack of a protective structure for the workpiece to be welded in the loading platform, and the workpiece to be welded is easily damaged when feeding. A feeding structure of a four-station transfer welding machine is proposed to solve the above problems. Utility Model Content

[0004] In view of the deficiencies and defects in the prior art, the utility model proposes a feeding structure for a four-station transfer welding machine, which is used to solve the technical problems that the existing transfer welding machine in the background technology requires manual docking of the material to be welded with the welder during actual use, which poses a great safety hazard, and there is a lack of a protective structure for the workpiece to be welded in the loading platform, and the workpiece to be welded is easily damaged during feeding.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A feeding structure of a four-station displacement welding machine includes a base, the upper end of the rear side of the base is fixedly connected to a cabinet, a PLC power controller is arranged in the cabinet, a control component is arranged at the upper end of the cabinet, two first support seats and two second support seats are fixedly installed on the front side wall of the cabinet, the two second support seats are arranged close to the upper end of the cabinet, a plurality of spot welder bodies are fixedly installed at the lower ends of the two second support seats, the upper ends of the two first support seats are provided with a loading and lifting mechanism, the loading and lifting mechanism is arranged opposite to the plurality of spot welder bodies, and the loading and lifting mechanism and the plurality of spot welder bodies are electrically connected to the PLC power controller.

[0007] Preferably, the control component includes a fixed backplate fixedly connected to the upper end of the cabinet, a plurality of current controllers are fixedly installed on the front end side wall of the fixed backplate, a support frame is fixedly connected to the upper end of the cabinet, the fixed backplate is fixedly connected to the inner side wall of the support frame, and the plurality of current controllers are electrically connected to a plurality of spot welder bodies respectively.

[0008] Preferably, the fixed back plate and the supporting frame are both made of aluminum alloy.

[0009] Preferably, the loading and lifting mechanism includes two lifting platforms arranged at the upper ends of two first support seats, the four lifting platforms are respectively arranged opposite to a number of spot welder bodies, a number of lifting cylinders are fixedly installed on the lower ends of the two first support seats, and a number of lifting cylinders on the same side are respectively arranged opposite to the four corners of the lifting platform, the upper ends of the piston rods of the number of lifting cylinders are vertically penetrated through the lifting platform, the upper ends of the piston rods of the number of lifting cylinders are respectively fixedly connected to the lower ends of the lifting platform near the four corners, the number of lifting cylinders are electrically connected to the PLC power controller, the upper ends of the four lifting platforms are provided with a loading platform, and the upper ends of the four loading platforms are provided with a loading trough.

[0010] Preferably, the upper ends of the lifting platform close to the four sides are fixedly connected with inverted T-shaped limit blocks, the loading platform is in contact with the four inverted T-shaped limit blocks, and the inverted T-shaped limit blocks are made of wear-resistant alloy.

[0011] Preferably, a rectangular annular protrusion is provided on the bottom of the inner walls of the loading trough, and a plurality of layers of columnar buffer blocks evenly spaced are fixedly connected to the upper end of the rectangular annular protrusion, and a buffer pad is fixedly connected to the bottom of the center of the loading trough, and the rectangular annular protrusion is integrally formed with the loading platform, and the columnar buffer blocks and buffer pads are both polyurethane rubber products.

[0012] Compared with the prior art, the utility model has the following beneficial effects:

[0013] 1. By fixing a plurality of current controllers on a fixed back plate, and fixing the fixed back plate on a cabinet with a supporting frame, a plurality of current controllers can individually control the current of each welding point of a plurality of spot welder bodies, thereby improving the spot welding quality of the welded workpiece.

[0014] 2. By placing the workpiece to be welded in the loading trough on the loading platform, the columnar buffer block and buffer pad of the polyurethane rubber product provide buffer protection for the workpiece to be welded, avoiding damage to the workpiece to be welded when feeding into the loading trough.

[0015] 3. By fixing the loading platform on the lifting platform with several inverted T-shaped limit blocks, the lifting cylinders at the lower ends of the four corners of the lifting platform drive the loading platform to move up and down, without the need for manual docking of the material to be welded with the spot welder body, reducing safety hazards. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the assembly structure of a feeding structure of a four-station displacement welding machine proposed by the utility model;

[0017] Figure 2 It is a schematic diagram of the assembly structure of the spot welder body and the material lifting mechanism of the feeding structure of a four-station displacement welding machine proposed by the utility model;

[0018] Figure 3 This is a structural schematic diagram of a material lifting mechanism of a feeding structure of a four-station displacement welding machine proposed by the utility model;

[0019] Figure 4 The utility model provides a perspective schematic diagram of a loading platform of a feeding structure of a four-station displacement welding machine.

[0020] In the figure: 1 base, 2 cabinet, 3 first support base, 4 second support base, 5 spot welder body, 6 fixed back plate, 7 current controller, 8 support frame, 9 lifting platform, 10 lifting cylinder, 11 loading platform, 12 loading trough, 13 inverted T-shaped limit block, 14 rectangular ring protrusion, 15 columnar buffer block, 16 buffer pad. DETAILED DESCRIPTION

[0021] In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inside", "outside", etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as a limitation on the present invention.

[0022] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0023] Reference Figure 1-4 A feeding structure of a four-station displacement welding machine comprises a base 1, a cabinet 2 is fixedly connected to the upper end of the rear side of the base 1, a PLC power controller is arranged in the cabinet 2, a control component is arranged on the upper end of the cabinet 2, the control component comprises a fixed back plate 6 fixedly connected to the upper end of the cabinet 2, the fixed back plate 6 is used to install a plurality of current controllers 7, a plurality of current controllers 7 are fixedly installed on the front end side wall of the fixed back plate 6, a supporting frame 8 is fixedly connected to the upper end of the cabinet 2, the supporting frame 8 is used to stably fix the fixed back plate 6 to the upper end of the cabinet 2, the fixed back plate 6 is fixedly connected to the inner side wall of the supporting frame 8, a plurality of current controllers 7 are electrically connected to a plurality of spot welder bodies 5 respectively, a plurality of current controllers 7 can individually control the current size of each welding point of a plurality of spot welder bodies 5, and improve the spot welding quality of the welded workpiece, the fixed back plate 6 and the supporting frame 8 are both made of aluminum alloy, and the fixed back plate 6 and the supporting frame 8 of aluminum alloy products are convenient for processing.

[0024] Two first support seats 3 and two second support seats 4 are fixedly installed on the front end side wall of the cabinet 2. The two second support seats 4 are arranged near the upper end of the cabinet 2. A plurality of spot welder bodies 5 are fixedly installed on the lower ends of the two second support seats 4. A loading and lifting mechanism is provided on the upper ends of the two first support seats 3. The loading and lifting mechanism is arranged opposite to the plurality of spot welder bodies 5. The loading and lifting mechanism and the plurality of spot welder bodies 5 are electrically connected to the PLC power controller. The loading and lifting mechanism includes two lifting platforms 9 arranged on the upper ends of the two first support seats 3. The four lifting platforms 9 are respectively arranged opposite to the plurality of spot welder bodies 5. A plurality of lifting cylinders 10 are fixedly installed on the lower ends of the two first support seats 3. A number of lifting cylinders 10 are respectively arranged opposite to the four corners of the lifting platform 9, the upper ends of the piston rods of the lifting cylinders 10 are vertically penetrated through the lifting platform 9, the upper ends of the piston rods of the lifting cylinders 10 are respectively fixedly connected to the lower ends of the lifting platform 9 near the four corners, and the lifting cylinders 10 are electrically connected to the PLC power controller. A loading platform 11 is provided at the upper ends of the four lifting platforms 9, and the loading platform 11 is fixed on the lifting platform 9 with a number of inverted T-shaped limit blocks 13, so that the lifting cylinders 10 at the lower ends of the four corners of the lifting platform 9 drive the loading platform 11 to reciprocate and rise and fall, and there is no need to manually connect the material to be welded with the spot welder body 5, thereby reducing safety hazards. A loading trough 12 is provided at the upper ends of the four loading platforms 11.

[0025] The upper end of the lifting platform 9 near the sides is fixedly connected with an inverted T-shaped limit block 13, the loading platform 11 is in contact with the four inverted T-shaped limit blocks 13, the inverted T-shaped limit blocks 13 are made of wear-resistant alloy, the loading trough 12 is located at the bottom of the inner wall of the four sides, and a rectangular annular protrusion 14 is provided. The upper end of the rectangular annular protrusion 14 is fixedly connected with a plurality of layers of columnar buffer blocks 15 arranged at equal intervals, and a buffer pad 16 is fixedly connected to the bottom of the center of the loading trough 12. 14 is integrally formed with the loading platform 11, and the columnar buffer block 15 and the buffer pad 16 are both polyurethane rubber products. The workpiece to be welded is placed in the loading trough 12 on the loading platform 11, so that the workpiece to be welded is in contact with the upper end of the buffer pad 16, and a plurality of columnar buffer blocks 15 are in contact with the workpiece to be welded. The columnar buffer block 15 and the buffer pad 16 made of polyurethane rubber provide buffering protection for the workpiece to be welded, avoiding damage to the workpiece to be welded when feeding into the loading trough 12.

[0026] When the utility model is in use, a plurality of current controllers 7 are fixedly installed on the fixed back plate 6, and the fixed back plate 6 is fixed on the cabinet 2 in conjunction with the supporting frame 8, so that the plurality of current controllers 7 can individually control the current size of each welding point of the plurality of spot welder bodies 5, thereby improving the spot welding quality of the welded workpieces, and the welded workpieces are placed in the loading trough 12 on the loading platform 11, so that the welded workpieces are in contact with the upper ends of the buffer pads 16, and a plurality of columnar buffer blocks 15 are in contact with the welded workpieces, and the columnar buffer blocks 15 and the buffer pads 16 made of polyurethane rubber products provide buffering protection for the welded workpieces to avoid damage to the welded workpieces when feeding into the loading trough 12, and the loading platform 11 is fixed on the lifting platform 9 in conjunction with a plurality of inverted T-shaped limit blocks 13, so that the jacking cylinders 10 at the lower ends of the four corners of the lifting platform 9 drive the loading platform 11 to lift and lower reciprocate, and there is no need to manually dock the welded material with the spot welder body 5, thereby reducing safety hazards.

[0027] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A feeding structure for a four-station displacement welding machine, comprising a base (1), wherein the upper rear end of the base (1) is fixedly connected to a cabinet (2), wherein a PLC power controller is arranged in the cabinet (2), and wherein: A control component is provided at the upper end of the cabinet (2); two first support seats (3) and two second support seats (4) are fixedly mounted on the front side wall of the cabinet (2); the two second support seats (4) are arranged close to the upper end of the cabinet (2); a plurality of spot welder bodies (5) are fixedly mounted at the lower ends of the two second support seats (4); a loading and lifting mechanism is provided at the upper ends of the two first support seats (3); the loading and lifting mechanism is arranged opposite to the plurality of spot welder bodies (5); and the loading and lifting mechanism and the plurality of spot welder bodies (5) are electrically connected to a PLC power controller.

2. The feeding structure of a four-station displacement welding machine according to claim 1 is characterized in that: The control assembly comprises a fixed back plate (6) fixedly connected to the upper end of the cabinet (2); a plurality of current controllers (7) are fixedly mounted on the front end side wall of the fixed back plate (6); a support frame (8) is fixedly connected to the upper end of the cabinet (2); the fixed back plate (6) is fixedly connected to the inner side wall of the support frame (8); and the plurality of current controllers (7) are respectively electrically connected to the plurality of spot welder bodies (5).

3. The feeding structure of a four-station displacement welding machine according to claim 2 is characterized in that: The fixed back plate (6) and the supporting frame (8) are both made of aluminum alloy.

4. The feeding structure of a four-station displacement welding machine according to claim 1 is characterized in that: The material loading and lifting mechanism comprises two lifting platforms (9) arranged at the upper ends of two first support seats (3), the four lifting platforms (9) are respectively arranged opposite to a plurality of spot welder bodies (5), a plurality of lifting cylinders (10) are fixedly installed at the lower ends of the two first support seats (3), a plurality of lifting cylinders (10) are respectively arranged opposite to the four corners of the lifting platform (9) on the same side, the upper ends of the piston rods of the plurality of lifting cylinders (10) are vertically penetrated through the lifting platform (9), the upper ends of the piston rods of the plurality of lifting cylinders (10) are respectively fixedly connected to the lower ends of the lifting platform (9) near the four corners, the plurality of lifting cylinders (10) are electrically connected to the PLC power controller, the upper ends of the four lifting platforms (9) are respectively provided with a loading platform (11), and the upper ends of the four loading platforms (11) are respectively provided with a loading trough (12).

5. The feeding structure of the four-station displacement welding machine according to claim 4 is characterized in that: The upper ends of the lifting platform (9) close to the four sides are fixedly connected with inverted T-shaped limit blocks (13), and the loading platform (11) is in contact with the four inverted T-shaped limit blocks (13), and the inverted T-shaped limit blocks (13) are made of wear-resistant alloy.

6. The feeding structure of a four-station displacement welding machine according to claim 4 is characterized in that: The bottom of the inner wall of the material loading trough (12) is provided with a rectangular annular protrusion (14), the upper end of the rectangular annular protrusion (14) is fixedly connected to a plurality of layers of columnar buffer blocks (15) arranged at equal intervals, and the bottom of the center of the material loading trough (12) is fixedly connected to a buffer pad (16), the rectangular annular protrusion (14) and the material loading platform (11) are integrally formed, and the columnar buffer block (15) and the buffer pad (16) are both polyurethane rubber products.

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