Cooling fin brazing machine

Abstract

The utility model discloses a radiating fin brazing machine which comprises a welding table and an integrated frame, the integrated frame is installed in the welding table, linkage shafts are symmetrically and movably installed in the integrated frame, transmission gears are sleeved on the surfaces of the linkage shafts, and the transmission gears are connected with the integrated frame. Driven gears are movably mounted in the positions, on one sides of the transmission gears, of the integrated frame, the driven gears are meshed with the transmission gears, the two sets of driven gears are meshed with each other, a driving motor is mounted at the bottom end of the integrated frame, and the output end of the driving motor is connected with a set of linkage shafts; and a bidirectional threaded rod is movably mounted in the welding table on one side of the integrated frame. According to the welding device, convenient linkage centering clamping and fixing of cooling fin raw materials and convenient movement adjustment and angle adjustment welding operation are achieved, continuous input welding of the cooling fin raw materials is facilitated, and the convenience of raw material input and the flexibility of welding are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of brazing machines, in particular to a heat sink brazing machine. Background Art

[0002] Brazing refers to a welding method in which the solder, which has a lower melting point than the workpiece, and the workpiece are heated to the melting temperature of the solder at the same time, and then the gap between the solid workpieces is filled with liquid solder to connect the metals. When brazing, the oxide film and oil stains on the contact surface of the parent material must be removed first to facilitate the capillary to function after the solder melts, thereby increasing the wettability and capillary fluidity of the solder. According to the melting point of the solder, brazing is divided into hard soldering and soft soldering. In the production and processing of heat sinks, the raw materials need to be brazed together. In order to better braze the heat sink, a heat sink brazing machine is proposed.

[0003] For example, the authorization announcement number CN218362645U discloses a new spot welding machine for transformer heat sinks, which includes a machine platform, a lifting plate, a screw, and a positioning groove, a clamping set, and a guide slide groove provided on the machine platform. A cylinder is slidably clamped in the guide slide groove, a heat sink is provided in the positioning groove, an embedded welding groove is provided on the heat sink, and a heat sink is inserted into the embedded welding groove. A spot welding unit, a filter cartridge, an air suction machine, and a connecting plate are provided on the lifting plate, and a spot welding rod is provided on the spot welding unit.

[0004] It realizes accurate, effective and uniform spot welding between each heat sink and the embedded welding groove, improves the quality of transformer heat sink welding production, realizes effective suction, purification and discharge of toxic and harmful gases generated during the spot welding process, avoids environmental pollution during the transformer heat sink spot welding production process, avoids the blockage of the intake pipe caused by the entry of particles and hard objects from the exhaust pipe, and improves the impact and rain resistance of the exhaust pipe;

[0005] However, the problem that the existing brazing machine is not conducive to convenient linkage centering, clamping and fixing of heat sink materials, convenient movement adjustment and angle adjustment welding operations during use has not been solved, which is not conducive to continuous input and welding of heat sink materials, affecting the convenience of raw material input and welding flexibility. Utility Model Content

[0006] The purpose of the present utility model is to provide a heat sink brazing machine to solve the problem in the above background technology that the brazing machine is not convenient for convenient linkage centering, clamping and fixing of heat sink raw materials, convenient movement adjustment and angle adjustment welding operations, is not conducive to continuous input and welding of heat sink raw materials, and affects the convenience of raw material input and welding flexibility.

[0007] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a heat sink brazing machine, comprising a welding table and an integrated frame, wherein the integrated frame is installed inside the welding table, and linkage shafts are symmetrically and movably installed inside the integrated frame, and the surfaces of the linkage shafts are all covered with transmission gears, and driven gears are movably installed inside the integrated frame on one side of the transmission gear, and the driven gears and the transmission gears are meshed with each other, and the two sets of driven gears are meshed with each other, a driving motor is installed at the bottom end of the integrated frame, and the output end of the driving motor is connected to a set of linkage shafts, and a bidirectional threaded rod is movably installed inside the welding table on one side of the integrated frame An adjustment motor is installed on the outer wall of the welding table, and the output end of the adjustment motor is connected to the bidirectional threaded rod, the surface of the bidirectional threaded rod is covered with two sets of bidirectional threaded sleeves, and the bidirectional threaded sleeves are threadedly connected to the bidirectional threaded rod, and the top of the bidirectional threaded sleeves are installed with limit blocks, and the top of the linkage shaft is movably installed with a rotating arm, and the rotating arm is slidably connected to the limit block, and the end of the rotating arm away from the limit block is movably installed with a hinge shaft, and the bottom end of the hinge shaft is installed with a driving gear, and the driving gear and the transmission gear are meshed with each other, and the surface of the hinge shaft is covered with a conveying roller, and the top of the welding table is installed with a support column.

[0008] Preferably, a rotating plate is installed on the side wall of the support column, a movable shaft is installed on the side of the rotating plate close to the support column, and the rotating plate is movably connected to the support column through the movable shaft.

[0009] Preferably, an electric push rod is movably mounted on the side wall of the support column below the rotating plate, and the output end of the electric push rod is movably connected to the rotating plate.

[0010] Preferably, a movable frame is installed on the top of the rotating plate, a movable threaded rod is installed inside the movable frame, and the movable threaded rod is movably connected to the movable frame.

[0011] Preferably, a servo motor is installed on the side wall of the movable frame, and the output end of the servo motor is connected to the movable threaded rod.

[0012] Preferably, a movable threaded sleeve is sleeved on the surface of the movable threaded rod, and the movable threaded sleeve is threadedly connected to the movable threaded rod, and the movable threaded sleeve is slidingly connected to the movable frame.

[0013] Preferably, the movable threaded sleeve extends to the outside of the movable frame, a movable frame is installed on the top of the movable threaded sleeve, and the movable frame is slidably connected to the movable frame, and a sliding frame is installed on the bottom of the movable frame.

[0014] Preferably, a cylinder is installed on the side wall of the sliding frame, a sliding block is installed on the output end of the cylinder, and the sliding block is slidably connected to the sliding frame, and a welding head is installed on the bottom end of the sliding block.

[0015] Compared with the existing technology, the beneficial effects of the present invention are: the brazing machine not only realizes convenient linkage centering, clamping and fixing of heat sink raw materials, convenient movement adjustment and angle adjustment welding operations, facilitates continuous input and welding of heat sink raw materials, but also improves the convenience of raw material input and welding flexibility;

[0016] (1) The two-way threaded rod is driven to rotate by adjusting the motor, and the two-way threaded rod drives the two sets of two-way threaded sleeves to move in opposite directions, and the two-way threaded sleeve drives the rotating arm to rotate with the linkage shaft as the axis through the limit block, wherein the linkage shaft provides a limit support for the two-way threaded sleeve, and the rotating arm drives the conveying roller to rotate through the hinge shaft, so that the two sets of conveying rollers are close to each other and the heat sink raw material is clamped by the conveying roller. The driving motor drives the linkage shaft to rotate, and the linkage shaft drives the transmission gear to rotate, and the transmission gear drives a set of driven gears to rotate, and one set of driven gears drives another set of driven gears to rotate, and the other set of driven gears drives another set of transmission gears to rotate, and the two sets of transmission gears drive the two sets of driving gears to rotate, and the driving gear drives the conveying rollers to rotate separately through the hinge shaft. Under the meshing transmission of multiple sets of gears, the rotation directions of the two sets of conveying rollers are opposite. Under the mutual cooperation of the two sets of conveying rollers, the heat sink raw material is driven to the welding position, which realizes convenient linkage centering and clamping of the heat sink raw material, facilitates the continuous input welding of the heat sink raw material, and improves the convenience of raw material input;

[0017] (2) The sliding block is driven by the cylinder to slide on the surface of the sliding frame, and the sliding block drives the welding head to move downward, and the welding head is used to weld the heat sink raw material. If the welding position needs to be adjusted, the servo motor drives the moving threaded rod to rotate, and the moving threaded rod drives the moving threaded sleeve to move, and the moving threaded sleeve drives the moving frame, the sliding frame and the welding head to move to adjust the welding position of the welding head. If the welding angle of the welding head needs to be adjusted, the electric push rod drives the rotating plate to rotate with the movable axis as the axis, and the rotating plate drives the moving frame, the sliding frame and the welding head to rotate to adjust the welding angle of the welding head, so as to more conveniently weld the heat sink raw material, realize convenient movement adjustment and angle adjustment welding operations, and improve welding flexibility. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic diagram of the three-dimensional structure of the utility model;

[0019] Figure 2 This is a schematic diagram of the three-dimensional structure of the conveyor roller of the present utility model;

[0020] Figure 3 It is a side cross-sectional structural diagram of the mobile frame of the present utility model;

[0021] Figure 4This is a schematic diagram of the three-dimensional structure of the integrated frame of the utility model;

[0022] Figure 5 It is a schematic diagram of the three-dimensional structure of the sliding frame of the present invention.

[0023] In the figure: 1. Welding table; 2. Support column; 3. Rotating plate; 4. Moving frame; 5. Moving frame; 6. Conveyor roller; 7. Movable shaft; 8. Electric push rod; 9. Sliding block; 10. Sliding frame; 11. Servo motor; 12. Moving threaded sleeve; 13. Cylinder; 14. Welding head; 15. Integrated frame; 16. Moving threaded rod; 17. Rotating arm; 18. Limit block; 19. Bidirectional threaded sleeve; 20. Adjustment motor; 21. Bidirectional threaded rod; 22. Linkage shaft; 23. Driving motor; 24. Transmission gear; 25. Driven gear; 26. Articulated shaft; 27. Driving gear. DETAILED DESCRIPTION

[0024] In order to further illustrate the technical means and effects adopted by the present invention to achieve the predetermined purpose of the utility model, the following is a detailed description of the specific implementation method, structure, characteristics and effects of the present invention in combination with the accompanying drawings and preferred embodiments.

[0025] See also Figure 1-5 , the utility model provides an embodiment: a heat sink brazing machine, including a welding table 1 and an integrated frame 15, the integrated frame 15 is installed inside the welding table 1, and a linkage shaft 22 is symmetrically and movably installed inside the integrated frame 15, and the surface of the linkage shaft 22 is covered with a transmission gear 24, and a driven gear 25 is movably installed inside the integrated frame 15 on one side of the transmission gear 24, and the driven gear 25 and the transmission gear 24 are meshed with each other, and the two sets of driven gears 25 are meshed with each other, and a driving motor 23 is installed at the bottom end of the integrated frame 15, and the driving motor 23 plays a role of power drive, and the output end of the driving motor 23 is connected to a set of linkage shafts 22, a bidirectional threaded rod 21 is movably installed inside the welding table 1 on one side of the integrated frame 15, and the welding table 1 An adjustment motor 20 is installed on the outer wall, which plays a role of power drive, and the output end of the adjustment motor 20 is connected to the bidirectional threaded rod 21. The surface of the bidirectional threaded rod 21 is covered with two sets of bidirectional threaded sleeves 19, and the bidirectional threaded sleeves 19 are threadedly connected to the bidirectional threaded rod 21. The top of the bidirectional threaded sleeves 19 is installed with a limit block 18, and the top of the linkage shaft 22 is movably installed with a rotating arm 17, and the rotating arm 17 is slidably connected to the limit block 18. The end of the rotating arm 17 away from the limit block 18 is movably installed with a hinge shaft 26, and the bottom end of the hinge shaft 26 is installed with a driving gear 27, and the driving gear 27 and the transmission gear 24 are meshed with each other, and the surface of the hinge shaft 26 is covered with a conveying roller 6, and the top of the welding table 1 is installed with a support column 2;

[0026] First, place the heat sink raw material to be welded between two groups of conveyor rollers 6, connect the device to an external controller and an external circuit, turn on the adjustment motor 20, and the adjustment motor 20 drives the bidirectional threaded rod 21 to rotate. Under the threaded connection between the bidirectional threaded rod 21 and the bidirectional threaded sleeve 19, the bidirectional threaded rod 21 drives the two groups of bidirectional threaded sleeves 19 to move in opposite directions, and the bidirectional threaded sleeve 19 drives the rotating arm 17 to rotate with the linkage shaft 22 as the axis through the limit block 18, wherein the linkage shaft 22 provides limiting support for the bidirectional threaded sleeve 19, and the rotating arm 17 drives the conveyor roller 6 to rotate through the hinge shaft 26, so that the two groups of conveyor rollers 6 are close to each other and the heat sink raw material is clamped by the conveyor roller 6. Then turn on the drive motor 23, and the drive motor 23 drives the linkage shaft 22 to rotate, and the linkage shaft 22 drives the transmission gear 24 to rotate. Under the mutual meshing of 24 and the driven gear 25, the transmission gear 24 drives one group of driven gears 25 to rotate. Under the mutual meshing of the two groups of driven gears 25, one group of driven gears 25 drives the other group of driven gears 25 to rotate, and the other group of driven gears 25 drives the other group of transmission gears 24 to rotate. Under the mutual meshing of the transmission gear 24 and the driving gear 27, the two groups of transmission gears 24 drive the two groups of driving gears 27 to rotate, and the driving gear 27 drives the conveying rollers 6 to rotate respectively through the hinge shaft 26. Under the meshing transmission of multiple groups of gears, the rotation directions of the two groups of conveying rollers 6 are opposite. Under the mutual cooperation of the two groups of conveying rollers 6, the heat sink raw material is driven to the welding position, realizing convenient linkage centering and clamping of the heat sink raw material, facilitating the continuous input welding of the heat sink raw material, and improving the convenience of raw material input.

[0027] A rotating plate 3 is mounted on the side wall of the support column 2. A movable shaft 7 is mounted on the side of the rotating plate 3 close to the support column 2. The rotating plate 3 is movably connected to the support column 2 via the movable shaft 7. An electric push rod 8 is movably mounted on the side wall of the support column 2 below the rotating plate 3. The electric push rod 8 plays a role of power drive, and the output end of the electric push rod 8 is movably connected to the rotating plate 3.

[0028] A mobile frame 5 is mounted on the top of the rotating plate 3. A mobile threaded rod 16 is mounted inside the mobile frame 5 and is movably connected to the mobile frame 5. A servo motor 11 is mounted on the side wall of the mobile frame 5. The servo motor 11 serves as a power drive, and the output end of the servo motor 11 is connected to the mobile threaded rod 16.

[0029] The surface of the movable threaded rod 16 is covered with a movable threaded sleeve 12, and the movable threaded sleeve 12 is threadedly connected to the movable threaded rod 16, and the movable threaded sleeve 12 is slidably connected to the movable frame 5;

[0030] The movable threaded sleeve 12 extends to the outside of the movable frame 5. The movable frame 4 is installed on the top of the movable threaded sleeve 12, and the movable frame 4 is slidably connected to the movable frame 5. The bottom end of the movable frame 4 is installed with a sliding frame 10. A cylinder 13 is installed on the side wall of the sliding frame 10. The cylinder 13 plays a role of power drive. The output end of the cylinder 13 is installed with a sliding block 9, and the sliding block 9 is slidably connected to the sliding frame 10. The bottom end of the sliding block 9 is installed with a welding head 14;

[0031] When the raw material is transported to the bottom of the welding head 14, the cylinder 13 is turned on, and the sliding block 9 is driven by the cylinder 13 to slide on the surface of the sliding frame 10, and the sliding block 9 drives the welding head 14 to move downward, and the welding head 14 is used to weld the heat sink raw material. If it is necessary to adjust the welding position, the servo motor 11 is turned on, and the servo motor 11 drives the moving threaded rod 16 to rotate. Under the threaded connection between the moving threaded rod 16 and the moving threaded sleeve 12, and the sliding cooperation between the moving threaded sleeve 12 and the moving frame 5, the moving threaded rod 16 drives the moving threaded sleeve 1 2 moves, and the movable threaded sleeve 12 drives the movable frame 4, the sliding frame 10 and the welding head 14 to move and adjust the welding position of the welding head 14. If it is necessary to adjust the welding angle of the welding head 14, the electric push rod 8 is turned on, and the electric push rod 8 drives the rotating plate 3 to rotate with the movable shaft 7 as the axis, and the rotating plate 3 drives the movable frame 4, the sliding frame 10 and the welding head 14 to rotate to adjust the welding angle of the welding head 14, so as to more conveniently weld the heat sink raw materials, realize convenient movement adjustment and angle adjustment welding operations, and improve welding flexibility.

[0032] Working principle: First, adjust the motor 20 to drive the bidirectional threaded rod 21 to rotate, and the bidirectional threaded rod 21 drives the two sets of bidirectional threaded sleeves 19 to move in opposite directions, and the bidirectional threaded sleeve 19 drives the rotating arm 17 to rotate with the linkage shaft 22 as the axis through the limit block 18, wherein the linkage shaft 22 provides limiting support for the bidirectional threaded sleeve 19, and the rotating arm 17 drives the conveying roller 6 to rotate through the hinge shaft 26, so that the two sets of conveying rollers 6 are close to each other and the conveying rollers 6 clamp the heat sink raw material in the center, and the driving motor 23 drives the linkage shaft 22 to rotate, and the linkage shaft 22 drives the transmission gear 24 to rotate, and the transmission gear 24 drives a group of driven gears 25 to rotate, and one group of driven gears 25 drives another group of driven gears 25 to rotate, and the other group of driven gears 25 drives another group of transmission gears 24 to rotate, and the two groups of transmission gears 24 drive the two groups of driving gears 27 to rotate, and the driving gear 27 drives the conveying rollers 6 to rotate separately through the hinge shaft 26. Under the meshing transmission of multiple groups of gears, the two groups of conveying rollers 6 are meshed with each other. The rotation direction of the feed roller 6 is opposite. With the cooperation of the two sets of conveying rollers 6, the heat sink raw material is driven to the welding position. When the raw material is transported to the bottom of the welding head 14, the cylinder 13 drives the sliding block 9 to slide on the surface of the sliding frame 10, and the sliding block 9 drives the welding head 14 to move downward, and the welding head 14 is used to weld the heat sink raw material. If the welding position needs to be adjusted, the servo motor 11 drives the moving threaded rod 16 to rotate, and the moving threaded rod 16 drives the moving threaded sleeve 12 to move, and the moving threaded sleeve 12 drives the moving frame 4, the sliding frame 10 and the welding head 14 to move and adjust the welding position of the welding head 14. If the welding angle of the welding head 14 needs to be adjusted, the electric push rod 8 drives the rotating plate 3 to rotate with the movable shaft 7 as the axis, and the rotating plate 3 drives the moving frame 4, the sliding frame 10 and the welding head 14 to rotate to adjust the welding angle of the welding head 14, so as to more conveniently weld the heat sink raw materials and complete the use of the heat sink brazing machine.

[0033] The above description is merely a preferred embodiment of the present invention and does not constitute any form of limitation to the present invention. Although the present invention has been disclosed as a preferred embodiment as above, it is not intended to limit the present invention. Any person skilled in the art can make some changes or modifications to equivalent embodiments using the technical contents disclosed above without departing from the scope of the technical solution of the present invention. However, any brief modifications, equivalent changes and modifications made to the above embodiments based on the technical essence of the present invention without departing from the content of the technical solution of the present invention are still within the scope of the technical solution of the present invention.

Claims

1. A heat sink brazing machine, comprising a welding table (1) and an integrated frame (15), characterized in that: The welding table (1) is provided with an integrated frame (15) installed inside, and a linkage shaft (22) is symmetrically and movably installed inside the integrated frame (15), and the surface of the linkage shaft (22) is provided with a transmission gear (24), and a driven gear (25) is movably installed inside the integrated frame (15) on one side of the transmission gear (24), and the driven gear (25) and the transmission gear (24) are meshed with each other, and the two groups of driven gears (25) are meshed with each other, and a driving motor (23) is installed at the bottom end of the integrated frame (15), and the output end of the driving motor (23) is connected to a group of linkage shafts (22), and a bidirectional threaded rod (21) is movably installed inside the welding table (1) on one side of the integrated frame (15), and an adjustment motor (20) is installed on the outer wall of the welding table (1), and the adjustment motor (2 The output end of the bidirectional threaded rod (21) is connected to the bidirectional threaded rod (21), the surface of the bidirectional threaded rod (21) is covered with two sets of bidirectional threaded sleeves (19), and the bidirectional threaded sleeves (19) are threadedly connected to the bidirectional threaded rod (21), the top of the bidirectional threaded sleeves (19) are all installed with limit blocks (18), the top of the linkage shaft (22) is all movably installed with a rotating arm (17), and the rotating arm (17) is slidably connected to the limit block (18), the end of the rotating arm (17) away from the limit block (18) is all movably installed with a hinge shaft (26), the bottom end of the hinge shaft (26) is all installed with a driving gear (27), and the driving gear (27) and the transmission gear (24) are meshed with each other, and the surface of the hinge shaft (26) is all covered with a conveying roller (6), and the top of the welding table (1) is installed with a support column (2).

2. A heat sink brazing machine according to claim 1, characterized in that: A rotating plate (3) is installed on the side wall of the support column (2), a movable shaft (7) is installed on the side of the rotating plate (3) close to the support column (2), and the rotating plate (3) is movably connected to the support column (2) via the movable shaft (7).

3. A heat sink brazing machine according to claim 2, characterized in that: An electric push rod (8) is movably mounted on the side wall of the support column (2) below the rotating plate (3), and the output end of the electric push rod (8) is movably connected to the rotating plate (3).

4. The heat sink brazing machine according to claim 2, characterized in that: A moving frame (5) is installed on the top of the rotating plate (3), a moving threaded rod (16) is installed inside the moving frame (5), and the moving threaded rod (16) is movably connected to the moving frame (5).

5. The heat sink brazing machine according to claim 4, characterized in that: A servo motor (11) is installed on the side wall of the movable frame (5), and the output end of the servo motor (11) is connected to the movable threaded rod (16).

6. The heat sink brazing machine according to claim 4, characterized in that: The surface of the movable threaded rod (16) is sheathed with a movable threaded sleeve (12), and the movable threaded sleeve (12) is threadedly connected to the movable threaded rod (16), and the movable threaded sleeve (12) is slidably connected to the movable frame (5).

7. The heat sink brazing machine according to claim 6, characterized in that: The movable threaded sleeve (12) extends to the outside of the movable frame (5), the top end of the movable threaded sleeve (12) is equipped with a movable frame (4), and the movable frame (4) is slidably connected to the movable frame (5), and the bottom end of the movable frame (4) is equipped with a sliding frame (10).

8. The heat sink brazing machine according to claim 7, characterized in that: A cylinder (13) is installed on the side wall of the sliding frame (10), a sliding block (9) is installed on the output end of the cylinder (13), and the sliding block (9) is slidably connected to the sliding frame (10), and a welding head (14) is installed at the bottom end of the sliding block (9).

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