Fin copper pipe welding device

Abstract

The utility model discloses a fin copper pipe welding device which comprises a machine body, a mounting seat is movably arranged on the surface of the machine body, a driving motor is fixedly connected to the side wall of the machine body in a threaded mode, meanwhile, an output shaft of the driving motor is fixed to a lead screw, the lead screw is movably arranged in the machine body, and the driving seat is installed on the lead screw. The driving seat is fixedly connected to the bottom of the mounting seat, meanwhile, a servo motor is fixedly arranged on the upper left side of the mounting seat, and an output shaft of the servo motor is fixedly connected with the transmission assembly; a fin blank and a laser welding head are arranged on the machine body. According to the fin copper pipe welding device, when the copper pipe rotates and transversely moves, the fin blank is wound around the outer side of the copper pipe, welding is conducted through the laser welding head, the purpose that the fin blank is evenly welded to the outer side of the copper pipe is achieved, the manual operation welding mode is replaced, and the welding efficiency between the fin blank and the copper pipe is improved.

Description

Technical Field

[0001] The utility model relates to the field of finned copper tube processing equipment, in particular to a finned copper tube welding device. Background Art

[0002] As a common radiator, the finned copper tube adds heat dissipation fins at the outer end of the copper tube to increase the heat dissipation effect.

[0003] During the welding process of the finned copper tube, the copper tube needs to be welded with two groups of fins. Usually, during welding, manual electric welding is carried out on the two. Since both the copper tube and the fins have a certain width, the inner wall cannot be welded when the staff performs electric welding on them, resulting in incomplete welding of the copper tube and the fins, and thus affecting the quality of the finned copper tube after welding. Summary of the Utility Model

[0004] The purpose of the utility model is to provide a finned copper tube welding device to solve the defects mentioned in the above background art.

[0005] To achieve the above purpose, a finned copper tube welding device is provided, including a machine body. A mounting seat is movably arranged on the surface of the machine body, and a driving motor is fixedly screwed on the side wall of the machine body. At the same time, the output shaft of the driving motor is fixed to a lead screw, and the lead screw is movably arranged inside the machine body. A driving seat is installed on the lead screw, and the driving seat is fixedly connected to the bottom of the mounting seat. At the same time, a servo motor is fixedly arranged on the upper left side of the mounting seat, and the output shaft of the servo motor is fixedly connected to a transmission component. A fin embryo and a laser welding head are arranged on the machine body, and the fin embryo is welded to the outer surface of the copper pipe fitting through the laser welding head. A support seat is fixedly installed on the upper right side of the machine body.

[0006] The transmission component includes a positioning tube inserted into the copper pipe fitting. A servo electric cylinder is installed inside the positioning tube. At the same time, the output shaft of the servo electric cylinder is fixed to a driving seat. An upper clamping block is installed on the upper side of the driving seat, and a lower clamping block is installed on the lower side of the driving seat.

[0007] Preferably, a slide rail is arranged on the surface of the support seat, and a slider is arranged at the bottom of the mounting seat. At the same time, the mounting seat is slidably arranged inside the slide rail through the slider at the bottom. A limiting tube is fixedly installed on the upper side of the right end of the slide rail, and the end of the limiting tube is inserted into the copper pipe fitting.

[0008] Preferably, an installation hole adapted to the size of the lead screw is opened inside the driving seat, and the lead screw is inserted through this installation hole. At the same time, the mounting seat is driven to move horizontally through the driving motor, the driving seat, and the lead screw.

[0009] Preferably, the copper pipe fitting is driven to rotate by a transmission assembly and a servo motor. An end cover is provided at the bottom of the positioning pipe on the transmission assembly, and a power supply electrically connected to the servo electric cylinder is installed inside the positioning pipe.

[0010] Preferably, the bottom of the upper clamping block is fixed to the upper transmission block, and the surface of the lower clamping block is fixed to the lower transmission block. Rubber seats are fixedly installed on both the upper clamping block and the lower clamping block.

[0011] Preferably, the cross-sections of the upper transmission block and the lower transmission block are both right trapezoidal structures, and the cross-section of the active seat is an isosceles trapezoidal structure. The surface of the active seat contacts the upper transmission block, and the bottom surface of the active seat contacts the lower transmission block.

[0012] Preferably, guide plates are installed at both ends of the upper transmission block and the lower transmission block. The inside of the guide plate is inserted and fixed to the guide rod inside the positioning pipe, and a spring is installed on the guide rod.

[0013] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0014] The lead screw rotates, driving the driving seat and the mounting seat thereon to move from left to right. At this time, the copper pipe fitting is driven to rotate by the transmission assembly and the servo motor, realizing that the copper pipe fitting rotates while moving horizontally.

[0015] While the copper pipe fitting is rotating and moving horizontally, the fin blank is wound around the outside of the copper pipe fitting and welded by a laser welding head, achieving the purpose of uniformly welding the fin blank on the outside of the copper pipe fitting, replacing the manual welding method, and improving the welding efficiency between the fin blank and the copper pipe fitting. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a front view schematic diagram of the structure of the present utility model;

[0017] Figure 2 It is the structure of the present utility model Figure 1 Schematic diagram of welding the fin blank and the copper pipe fitting;

[0018] Figure 3 It is a schematic diagram of the transmission assembly of the structure of the present utility model;

[0019] Figure 4 It is the structure of the present utility model Figure 3 Schematic diagram of the A-A cross-sectional structure;

[0020] Figure 5 It is a three-dimensional view of the active seat and its installation structure of the present utility model;

[0021] Figure 6 It is the structure of the present utility model Figure 5 Side view.

[0022] Reference numerals in the figure: 1, drive motor; 2, body; 3, drive seat; 4, lead screw; 5, support seat; 6, mounting seat; 7, slide rail; 8, limit tube; 9, fin blank; 10, copper pipe fitting; 11, laser welding head; 12, transmission assembly; 121, positioning tube; 122, upper clamping block; 123, upper transmission block; 124, lower transmission block; 125, active seat; 126, lower clamping block; 127, servo electric cylinder; 13, servo motor. Specific implementation mode

[0023] Please refer to Figures 1-6 , the present utility model provides a finned copper tube welding device, including a body 2, a mounting seat 6 is movably arranged on the surface of the body 2, and a drive motor 1 is fixedly screwed on the side wall of the body 2. At the same time, the output shaft of the drive motor 1 is fixed to the lead screw 4, and the lead screw 4 is movably arranged inside the body 2. A drive seat 3 is installed on the lead screw 4, and the drive seat 3 is fixedly connected to the bottom of the mounting seat 6. At the same time, a servo motor 13 is fixedly arranged on the upper left side of the mounting seat 6, and the output shaft of the servo motor 13 is fixedly connected to the transmission assembly 12; a fin blank 9 and a laser welding head 11 are arranged on the body 2, and the fin blank 9 is welded to the outer surface of the copper pipe fitting 10 through the laser welding head 11. A support seat 5 is fixedly installed on the upper right side of the body 2;

[0024] The transmission assembly 12 includes a positioning tube 121 inserted inside the copper pipe fitting 10, and a servo electric cylinder 127 is installed inside the positioning tube 121. At the same time, the output shaft of the servo electric cylinder 127 is fixed to the active seat 125, an upper clamping block 122 is installed on the upper side of the active seat 125, and a lower clamping block 126 is installed on the lower side of the active seat 125.

[0025] Working principle: Driven by the drive motor 1, the lead screw 4 rotates, driving the drive seat 3 and the mounting seat 6 thereon to move from left to right. At this time, the copper pipe fitting 10 is driven to rotate by the transmission assembly 12 and the servo motor 13, realizing that the copper pipe fitting 10 rotates while moving horizontally;

[0026] While the copper pipe fitting 10 is rotating and moving horizontally, the fin blank 9 is wound around the outer side of the copper pipe fitting 10 and welded through the laser welding head 11, achieving the purpose of uniformly welding the fin blank 9 on the outer side of the copper pipe fitting 10, replacing the manual welding method, and improving the welding efficiency between the fin blank 9 and the copper pipe fitting 10.

[0027] As a preferred implementation mode, a slide rail 7 is arranged on the surface of the support seat 5, and a slider is arranged at the bottom of the mounting seat 6. At the same time, the mounting seat 6 is slidably arranged inside the slide rail 7 through the slider at the bottom. A limit tube 8 is fixedly installed on the upper side of the right end of the slide rail 7, and the end of the limit tube 8 is inserted inside the copper pipe fitting 10.

[0028] An installation hole adapted to the size of the lead screw 4 is formed inside the driving seat 3, and the lead screw 4 is inserted into the installation hole. Meanwhile, the mounting seat 6 is driven to move horizontally through the driving motor 1, the driving seat 3, and the lead screw 4.

[0029] The end of the limiting tube 8 is inserted into the copper pipe fitting 10, so that the copper pipe fitting 10 will not tilt when moving horizontally. There is a gap between the limiting tube 8 and the copper pipe fitting 10, which will not interfere with the rotation of the copper pipe fitting 10.

[0030] As a preferred embodiment, the copper pipe fitting 10 is driven to rotate by the transmission assembly 12 and the servo motor 13. An end cover is provided at the bottom of the positioning tube 121 on the transmission assembly 12, and a power supply electrically connected to the servo electric cylinder 127 is installed inside the positioning tube 121.

[0031] The bottom of the upper clamping block 122 is fixed to the upper transmission block 123, and the surface of the lower clamping block 126 is fixed to the lower transmission block 124. Rubber seats are fixedly installed on both the upper clamping block 122 and the lower clamping block 126.

[0032] The working mode of the transmission assembly 12 is as follows: the servo electric cylinder 127 drives the active seat 125 to move to the right, so that the upper transmission block 123 and the lower transmission block 124 are squeezed and move outward synchronously. By increasing the distance between the upper transmission block 123 and the lower transmission block 124, the end of the copper pipe fitting 10 is clamped and fixed.

[0033] As a preferred embodiment, the cross-sections of both the upper transmission block 123 and the lower transmission block 124 are right trapezoidal structures, and the cross-section of the active seat 125 is an isosceles trapezoidal structure. Meanwhile, the surface of the active seat 125 contacts the upper transmission block 123, and the bottom surface of the active seat 125 contacts the lower transmission block 124.

[0034] Guide pieces are installed at both ends of the upper transmission block 123 and the lower transmission block 124, and the inside of the guide pieces is inserted and fixed to the guide rods inside the positioning tube 121. Springs are installed on the guide rods.

Claims

1. A finned copper tube welding device, comprising a machine body (2), characterized in that: The surface of the body (2) is provided with a mounting seat (6), and the side wall of the body (2) is screwed and fixed with a driving motor (1). At the same time, the output shaft of the driving motor (1) is fixed to the lead screw (4), and the lead screw (4) is movably arranged inside the body (2). A driving seat (3) is installed on the lead screw (4), and the driving seat (3) is fixedly connected to the bottom of the mounting seat (6). At the same time, a servo motor (13) is fixedly arranged on the upper left side of the mounting seat (6), and the output shaft of the servo motor (13) is fixedly connected to the transmission component (12); A fin blank (9) and a laser welding head (11) are arranged on the body (2), and the fin blank (9) is welded to the outer surface of the copper pipe fitting (10) through the laser welding head (11). A support seat (5) is fixedly installed on the upper right side of the body (2); The transmission component (12) includes a positioning tube (121) inserted inside the copper pipe fitting (10). A servo electric cylinder (127) is installed inside the positioning tube (121). At the same time, the output shaft of the servo electric cylinder (127) is fixed to the driving seat (125). An upper clamping block (122) is installed on the upper side of the driving seat (125), and a lower clamping block (126) is installed on the lower side of the driving seat (125).

2. The finned copper tube welding device according to claim 1, characterized in that: A slide rail (7) is arranged on the surface of the support seat (5), and a slider is arranged at the bottom of the mounting seat (6). At the same time, the mounting seat (6) is slidably arranged inside the slide rail (7) through the slider at the bottom. A limiting tube (8) is fixedly installed on the upper side of the right end of the slide rail (7), and the end of the limiting tube (8) is inserted inside the copper pipe fitting (10).

3. A finned copper tube welding device according to claim 1, characterized in that: An installation hole adapted to the size of the lead screw (4) is opened inside the driving seat (3), and the lead screw (4) passes through the inside of this installation hole. At the same time, the mounting seat (6) is driven to move horizontally through the driving motor (1), the driving seat (3), and the lead screw (4).

4. A finned copper tube welding device according to claim 1, characterized in that: The copper pipe fitting (10) is driven to rotate through the transmission component (12) and the servo motor (13). An end cover is arranged at the bottom of the positioning tube (121) on the transmission component (12). At the same time, a power supply electrically connected to the servo electric cylinder (127) is installed inside the positioning tube (121).

5. A finned copper tube welding device according to claim 1, characterized in that: The bottom of the upper clamping block (122) is fixed to the upper transmission block (123), and the surface of the lower clamping block (126) is fixed to the lower transmission block (124). At the same time, rubber seats are fixedly installed on both the upper clamping block (122) and the lower clamping block (126).

6. The finned copper tube welding device according to claim 5, characterized in that: The cross-sections of the upper transmission block (123) and the lower transmission block (124) are both right-angled trapezoid structures, and the cross-section of the driving seat (125) is an isosceles trapezoid structure. At the same time, the surface of the driving seat (125) contacts the upper transmission block (123), and the bottom surface of the driving seat (125) contacts the lower transmission block (124).

7. A finned copper tube welding device according to claim 5, characterized in that: Guide sheets are installed at both ends of the upper transmission block (123) and the lower transmission block (124). The inside of the guide sheet is inserted and fixed to a guide rod inside the positioning tube (121). At the same time, a spring is installed on the guide rod.

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