Copper pipe assembly welding clamp and copper pipe assembly welding machine

Abstract

The utility model discloses a copper pipe assembly welding clamp, which comprises a base assembly, a supporting column assembly and a peripheral side supporting assembly, the supporting column assembly comprises a base column, a plurality of adjusting columns and a main supporting seat, the base column is arranged on the base assembly, the adjusting columns are mutually detachably and vertically overlapped to form an adjusting section, and the main supporting seat is arranged on the base assembly. The lower end of the adjusting section is detachably arranged at the upper end of the foundation pillar, the main supporting seat is detachably arranged at the upper end of the adjusting section, the main supporting seat is provided with a copper seat mounting part, the peripheral side supporting assembly comprises a vertical base rod, a connecting seat, an adjusting rod and an abutting piece, and the vertical base rod is vertically arranged on the base assembly; the connecting base is arranged on the vertical base rod and can adjust the vertical position and rotate to adjust the angle position, the adjusting rod is arranged on the connecting base in the horizontal direction and can adjust the position in the length direction, and the abutting piece is arranged on the adjusting rod and provided with a workpiece abutting part. The copper pipe assembly welding clamp is convenient to clamp and disassemble workpieces and good in adaptability. The utility model further discloses a copper pipe assembly welding machine.

Description

Technical Field

[0001] The utility model relates to a production device for copper tube assemblies, in particular to a welding fixture for copper tube assemblies and a copper tube assembly welding machine. Background Art

[0002] Referring to Figure 1 , there is a prior copper tube assembly 1, which includes a copper base 11 and a plurality of copper tubes 12 with one end disposed on the copper base 1. The copper tubes 12 are uniformly arranged in the circumferential direction, and one end of the copper tubes 12 is welded and fixed to the copper base 11. When producing the above-mentioned assembly, it is necessary to sleeved welding rings on the copper tubes 12 one by one and then insert them into the corresponding positions of the copper base 11 to form a semi-finished assembly, and then through the welding coil of the welding machine, the welding rings are melted to weld and fix the copper tubes 12 to the copper base 11. When welding by the welding machine, it is necessary to clamp the copper tube assembly 1 by a welding fixture. However, for the current welding fixture, it is troublesome to clamp and disassemble the workpiece, and it has insufficient adaptability to copper tube assemblies 1 of different specifications. Summary of the Utility Model

[0003] The utility model aims to at least solve one of the technical problems existing in the prior art. For this purpose, the utility model provides a welding fixture for copper tube assemblies, which is convenient for clamping and disassembling workpieces and has good adaptability.

[0004] The utility model also provides a copper tube assembly welding machine with the above-mentioned welding fixture for copper tube assemblies.

[0005] The welding fixture for copper tube assemblies according to the first aspect embodiment of the utility model includes: a base assembly; a support column assembly, including a base column, a plurality of adjustment columns and a main support seat. The base column is disposed on the base assembly. The adjustment columns are vertically stacked detachably to form an adjustment section. The lower end of the adjustment section is detachably disposed on the upper end of the base column. The main support seat is detachably disposed on the upper end of the adjustment section. The main support seat is provided with a copper base installation portion; a circumferential support assembly is disposed on the circumference of the support column assembly. The circumferential support assembly includes a vertical base rod, a connecting seat, an adjustment rod and a contact member. The vertical base rod is vertically disposed on the base assembly. The connecting seat is disposed on the vertical base rod and can adjust its vertical position relative to the vertical base rod and can rotate around the vertical base rod to adjust the angular position. The adjustment rod is horizontally disposed on the connecting seat and can adjust its position along the length direction of the adjustment rod relative to the connecting seat. The contact member is disposed on the adjustment rod. The contact member is provided with a workpiece abutting portion.

[0006] The welding fixture for the copper tube assembly according to the embodiment of the present utility model has at least the following beneficial effects: When clamping the copper tube assembly, the copper seat of the copper tube assembly can be installed on the copper seat installation part of the main support seat, and the abutting member of the circumferential supporting assembly abuts against the outer circumference of the copper tube, so as to support and position the entire copper tube assembly. After welding, the abutting member is removed and the copper seat is disassembled from the main support seat, and the clamping and disassembly of the workpiece are convenient and simple. For copper tube assemblies of different specifications, the height of the support column assembly can be adjusted by adding or subtracting the number of adjusting columns, so as to adjust the support height of the copper tube assembly. In addition, the connecting seat can move up and down and rotate relative to the vertical base rod to adjust the position, and at the same time, the adjusting rod can adjust the position relative to the connecting seat along the length direction, so that the abutting member can flexibly adjust the position of supporting the copper tube assembly, and thus the welding fixture can adapt to copper tube assemblies of different specifications.

[0007] According to some embodiments of the present utility model, a first insertion part is provided at the lower end of the adjusting column, a first insertion hole is provided at the upper end of the adjusting column, the first insertion part is adapted to and inserted into the first insertion hole, a second insertion hole is provided at the upper end of the base column, the second insertion hole is adapted to and inserted into the first insertion part, and a second insertion part is provided at the lower end of the main support seat, and the second insertion part is adapted to and inserted into the first insertion hole.

[0008] According to some embodiments of the present utility model, a first screw hole is penetrated and opened on the hole wall of the first insertion hole, a first fastening screw is threadedly connected in the first screw hole, a second screw hole is penetrated and opened on the hole wall of the second insertion hole, and a second fastening screw is threadedly connected in the second screw hole.

[0009] According to some embodiments of the present utility model, the connecting seat is provided with a first sliding socket hole, the hole axis of the first sliding socket hole is vertically arranged, the connecting seat is slidably sleeved on the vertical base rod through the first sliding socket hole, a third screw hole is penetrated and opened on the hole wall of the first sliding socket hole, and a third fastening screw is threadedly connected in the third screw hole; the connecting seat is provided with a second sliding socket hole, the hole axis of the second sliding socket hole is horizontally arranged, the adjusting rod is slidably arranged in the second sliding socket hole, a fourth screw hole is penetrated and opened on the hole wall of the second sliding socket hole, and a fourth fastening screw is threadedly connected in the fourth screw hole.

[0010] According to some embodiments of the present utility model, the copper seat installation part is a jack.

[0011] According to some embodiments of the present utility model, the workpiece abutting part is a groove.

[0012] The copper tube assembly welding machine according to the second aspect embodiment of the present utility model includes: a welding machine main body provided with a welder, and the welder is provided with a welding coil; the copper tube assembly welding fixture according to the first aspect embodiment of the present utility model, the copper tube assembly welding fixture is fixed to one side of the welding machine main body, and the support column assembly is located below the welding coil.

[0013] The copper tube assembly welding machine according to the embodiment of the present utility model has at least the following beneficial effects: due to the adoption of the copper tube assembly welding fixture according to the first aspect embodiment of the present utility model, the copper tube assembly welding machine is convenient for the installation and disassembly of the copper tube assembly and has strong adaptability.

[0014] According to some embodiments of the present utility model, the base assembly includes a fixed base, a lifting seat and a lifting driver. The lifting seat is arranged on the fixed base and can move up and down relative to the fixed base. The lifting driver is arranged on the fixed base and is used to drive the lifting seat to move. The support column assembly and the circumferential supporting assembly are arranged on the lifting seat.

[0015] According to some embodiments of the present utility model, the base assembly is provided with a rotation driver for driving the support column assembly to rotate.

[0016] According to some embodiments of the present utility model, the welder can adjust its position relative to the support column assembly in the horizontal plane direction.

[0017] The additional aspects and advantages of the present utility model will be partially given in the following description, partially will become obvious from the following description, or will be understood through the practice of the present utility model. Description of the Drawings

[0018] The above and / or additional aspects and advantages of the present utility model will become obvious and easy to understand from the description of the embodiments in conjunction with the following drawings, wherein:

[0019] Figure 1 It is a three-dimensional schematic diagram of the copper tube assembly;

[0020] Figure 2 It is a three-dimensional schematic diagram of the copper tube assembly welding fixture according to the embodiment of the present utility model;

[0021] Figure 3 It is an exploded schematic diagram of the support column assembly according to the embodiment of the present utility model;

[0022] Figure 4 It is one of the exploded schematic diagrams of the circumferential supporting assembly according to the embodiment of the present utility model;

[0023] Figure 5 It is the second exploded schematic diagram of the circumferential supporting assembly according to the embodiment of the present utility model;

[0024] Figure 6 This is a three-dimensional schematic diagram of the copper tube assembly welding machine according to an embodiment of the present utility model.

[0025] Reference numerals:

[0026] Copper tube assembly 1, copper seat 11, copper tube 12;

[0027] Base assembly 100, fixed base 110, lifting seat 120, lifting drive 130, rotating drive 140;

[0028] Support column assembly 200, base column 210, adjustment column 220, main support seat 230, copper seat mounting portion 231, first insertion portion 221, first insertion hole 222, second insertion hole 211, second insertion portion 232, first screw hole 223, first fastening screw 240, second screw hole 212, second fastening screw 250;

[0029] Peripheral support assembly 300, vertical base rod 310, connecting seat 320, adjustment rod 330, abutting member 340, workpiece abutting portion 341, first sliding socket hole 321, third screw hole 322, third fastening screw 350, second sliding socket hole 323, fourth screw hole 324, fourth fastening screw 360;

[0030] Welding machine main body 400, welder 410, welding coil 411. Detailed implementation manners

[0031] The embodiments of the present utility model will be described in detail below. The examples of the embodiments are shown in the drawings, where the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the drawings are exemplary and are only used to explain the present utility model and should not be construed as a limitation to the present utility model.

[0032] In the description of the present utility model, it should be understood that the orientation or positional relationship indicated by terms such as up, down, front, back, left, right, etc. is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation to the present utility model.

[0033] In the description of the present utility model, the meaning of "a number of" is one or more, the meaning of "a plurality of" is two or more, "greater than", "less than", "exceeding", etc. are understood as not including the corresponding number, and "above", "below", "within", etc. are understood as including the corresponding number. If the first and the second are described, they are only used to distinguish technical features and cannot be understood as indicating or implying relative importance or implicitly indicating the quantity of the indicated technical features or implicitly indicating the sequence relationship of the indicated technical features.

[0034] In the description of the present utility model, unless otherwise clearly defined, terms such as "arrangement", "installation", "connection", etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present utility model in combination with the specific content of the technical solution.

[0035] Reference Figure 1 , for the copper tube assembly 1 corresponding to the copper tube assembly welding fixture of the present utility model, which includes a copper base 11 and a plurality of copper tubes 12 arranged on the copper base 11.

[0036] Refer to Figures 2 to 5 , the copper tube assembly welding fixture, which includes a base assembly 100, a support column assembly 200, and a circumferential support assembly 300. The support column assembly 200 includes a base column 210, a number of adjustment columns 220, and a main support seat 230. The base column 210 is arranged on the base assembly 100. The adjustment columns 220 are detachably stacked vertically with each other to form an adjustment section. The lower end of the adjustment section is detachably arranged on the upper end of the base column 210. The main support seat 230 is detachably arranged on the upper end of the adjustment section. The main support seat 230 is provided with a copper base installation part 231. The circumferential support assembly 300 is arranged on the circumferential side of the support column assembly 200. The circumferential support assembly 300 includes a vertical base rod 310, a connection seat 320, an adjustment rod 330, and an abutting member 340. The vertical base rod 310 is arranged vertically on the base assembly 100. The connection seat 320 is arranged on the vertical base rod 310 and can adjust its vertical position relative to the vertical base rod 310 and can rotate around the vertical base rod 310 to adjust the angular position. The adjustment rod 330 is arranged horizontally on the connection seat 320 and can adjust its position relative to the connection seat 320 along the length direction of the adjustment rod 330. The abutting member 340 is arranged on the adjustment rod 330. The abutting member 340 is provided with a workpiece abutting part 341.

[0037] When clamping the copper tube assembly 1, the copper seat 11 of the copper tube assembly 1 can be installed on the copper seat installation part 231 of the main support seat 230, and the abutting member 340 of the circumferential supporting assembly 300 can be abutted against the outer circumference of the copper tube 12, so as to support and position the entire copper tube assembly 1. After welding is completed, the abutting member 340 can be removed and the copper seat 11 can be disassembled from the main support seat 230, and the clamping and disassembly of the workpiece are convenient and simple. For copper tube assemblies 1 of different specifications, the height of the support column assembly 200 can be adjusted by adding or subtracting the number of adjusting columns 220, so as to adjust the support height of the copper tube assembly 1. In addition, the connecting seat 320 can move up and down and rotate relative to the vertical base rod 310 to adjust the position, and at the same time, the adjusting rod 330 can adjust the position relative to the connecting seat 320 along the length direction, so that the abutting member 340 can flexibly adjust the position of supporting the copper tube assembly 1, so that the welding fixture can adapt to copper tube assemblies 1 of different specifications.

[0038] In the embodiment shown in the drawings, two adjusting columns 220 are provided. It can be imagined that the number of adjusting columns 220 provided is not limited to two, for example, it can be more than two, and specifically can be configured according to the actual situation.

[0039] In the embodiment, a first insertion part 221 is provided at the lower end of the adjusting column 220, a first insertion hole 222 is provided at the upper end of the adjusting column 220, the first insertion part 221 is adapted to and inserted into the first insertion hole 222, a second insertion hole 211 is provided at the upper end of the base column 210, the second insertion hole 211 is adapted to and inserted into the first insertion part 221, and a second insertion part 232 is provided at the lower end of the main support seat 230, the second insertion part 232 is adapted to and inserted into the first insertion hole 222. The cooperation of the insertion hole and the insertion part is used to form the support column assembly 200, and the assembly and disassembly are convenient.

[0040] In the embodiment, a first screw hole 223 is formed through the hole wall of the first insertion hole 222, and a first fastening screw 240 is threadedly connected in the first screw hole 223. A second screw hole 212 is formed through the hole wall of the second insertion hole 211, and a second fastening screw 250 is threadedly connected in the second screw hole 212. When the first fastening screw 240 and the second fastening screw 250 are tightened, the first insertion part 221 and the second insertion part 232 can be pressed and positioned, so that the relative positions between the adjusting columns 220, between the adjusting column 220 and the base column 210, and between the adjusting column 220 and the main support seat 230 are stable. Of course, it can be imagined that in some embodiments, the adjusting columns 220, between the adjusting column 220 and the base column 210, and between the adjusting column 220 and the main support seat 230 can also be combined only by insertion fit without adopting the above structure.

[0041] In other embodiments, it is conceivable that other detachable structures can also be used to connect between the adjusting columns 220, between the adjusting columns 220 and the base column 210, and between the adjusting columns 220 and the main support seat 230, such as threaded connection, snap connection, etc., which can be specifically configured according to the actual situation.

[0042] In an embodiment, the connecting seat 320 is provided with a first sliding socket hole 321, the hole axis of the first sliding socket hole 321 is vertically arranged, and the connecting seat 320 is slidably sleeved on the vertical base rod 310 through the first sliding socket hole 321. A third screw hole 322 is throughly opened on the hole wall of the first sliding socket hole 321, and a third fastening screw 350 is threadedly connected in the third screw hole 322; the connecting seat 320 is provided with a second sliding socket hole 323, the hole axis of the second sliding socket hole 323 is horizontally arranged, the adjusting rod 330 is slidably arranged in the second sliding socket hole 323, a fourth screw hole 324 is throughly opened on the hole wall of the second sliding socket hole 323, and a fourth fastening screw 360 is threadedly connected in the fourth screw hole 324. Through the first sliding socket hole 321, the connecting seat 320 can slide up and down and rotate along the vertical base rod 310, and the position of the connecting seat 320 on the vertical base rod 310 can be positioned by the third fastening screw 350; through the second sliding socket hole 323, the adjusting rod 330 can move relative to the connecting seat 320 along the length direction and can be positioned by the fourth fastening screw 360. With the above structure, the position adjustment function of the circumferential supporting component 300 can be realized, and the structure is simple and easy to implement. Of course, it is conceivable that the function of the circumferential supporting component 300 is not limited to the above structure. For example, a plurality of gear installation holes are arranged along the length direction on the vertical base rod 310, and multiple rows of gear installation holes are arranged along the circumferential direction around the circumferential surface of the vertical base rod 310. The connecting seat 320 can be adaptively installed in different gear installation holes, so as to realize the adjustment of the up and down position and the angular position; similarly, the adjusting rod 330 can also be provided with a plurality of installation gear holes along the length direction, and the connecting seat 320 can cooperate with any installation gear hole on the adjusting rod 330, so as to realize that the adjusting rod 330 can adjust the position relative to the connecting seat 320 along the length direction.

[0043] In an embodiment, the copper seat installation part 231 is a jack. By adopting a jack for the copper seat installation part 231, it can adapt to the structure in which the lower end of the copper seat 11 of the copper tube assembly 1 is provided with a column part. Of course, it is conceivable that the copper seat installation part 231 is not limited to a jack. For example, it can also be a clamping mechanism to clamp the copper seat 11.

[0044] In an embodiment, the workpiece abutting part 341 is a groove, so that the copper tube 12 can be clamped and the positioning is accurate. Of course, it is conceivable that the workpiece abutting part 341 is not limited to a groove. For example, it can also be an abutting surface, which can be specifically configured according to the actual situation.

[0045] Reference Figure 6 The copper tube assembly welding machine provided by the utility model comprises: a welding machine body 400 and a copper tube assembly welding fixture of the first embodiment of the utility model. The welding machine body 400 is provided with a welder 410, and the welder 410 is provided with a welding coil 411. The copper tube assembly welding fixture is fixed to one side of the welding machine body 400, and the support column assembly 200 is located below the welding coil 411. Due to the use of the copper tube assembly welding fixture of the first embodiment of the utility model, the copper tube assembly welding machine is convenient for assembly and disassembly of the copper tube assembly 1, and has strong adaptability.

[0046] In the embodiment, the base assembly 100 includes a fixed base 110, a lifting base 120 and a lifting driver 130. The lifting base 120 is disposed on the fixed base 110 and can move up and down relative to the fixed base 110. The lifting driver 130 is disposed on the fixed base 110 and is used to drive the lifting base 120 to move. The support column assembly 200 and the peripheral support assembly 300 are disposed on the lifting base 120. Through the above structure, the support column assembly 200 and the peripheral support assembly 300 can be lowered before loading the copper tube assembly 1, and after loading the copper tube assembly 1, they can be raised again, so that the part of the workpiece to be welded enters the range of the welding coil 411 for welding.

[0047] In the embodiment, the lifting driver 130 and the lifting seat 120 can be made of an existing linear drive platform as a whole; or they can be made and assembled separately: the lifting seat 120 is slidably mounted on the fixed base 110, and the lifting driver 130 uses a motor and a screw mechanism, which are mounted on the fixed base 110, and the motor drives the lifting seat 120 to move through the screw mechanism. It can be understood that in this field, there are many other embodiments for driving the lifting of components, and those skilled in the art can configure them according to actual conditions without being limited to the above embodiments.

[0048] In an embodiment, the base assembly 100 is provided with a rotation driver 140 for driving the support column assembly 200 to rotate, so that the position of the copper tube assembly 1 can be rotated to adjust and realize uniform welding of each copper tube 12 .

[0049] In the embodiment, the base column 210 is pivoted on the lifting seat 120, and the rotation driver 140 is fixed to the lifting seat 120. The rotation driver 140 is a motor, and its output shaft is connected to the base column 210 through a belt transmission structure, so that the base column 210 can be driven to rotate, that is, the support column assembly 200 can be driven to rotate. It is conceivable that the rotation driver 140 is not limited to using a motor, for example, it can also be a rotary cylinder, etc. It is understandable that in this field, there are many implementation methods for rotating and driving components, and those skilled in the art can make specific configurations according to actual conditions.

[0050] In an embodiment, the soldering device 410 can adjust its position relative to the support column assembly 200 in the horizontal plane direction, so that the relative horizontal positions of the soldering coil 411 and the support column assembly 200 can be adjusted, ensuring the soldering effect and adapting to different actual situations.

[0051] In an embodiment, the soldering device 410 can be slidably arranged on the main body 400 of the soldering machine, and its position can be adjusted by a manual screw rod assembly. Of course, the soldering device 410 can also be arranged on some electric platforms, such as linear motors, electric push rods, XY-axis moving platforms, etc., so as to achieve electric adjustment. In an embodiment, the soldering device 410 can be adjusted in both the front-back and left-right directions, or a structure with single-direction adjustability can be adopted, and specific configurations can be made according to actual situations.

[0052] The technical features of the above embodiments can be combined arbitrarily. For the sake of concise description, not all possible combinations of the technical features in the above embodiments are described. However, as long as there is no contradiction in the combination of these technical features, it should be considered as the scope described in this specification.

[0053] The embodiments of the present invention have been described in detail above with reference to the accompanying drawings. However, the present invention is not limited to the above embodiments. Within the knowledge scope of those of ordinary skill in the art in the said technical field, various changes can be made without departing from the purpose of the present invention.

Claims

1. A welding fixture for a copper tube assembly, characterized in that, Including: A base component (100); A support column component (200), including a base column (210), a plurality of adjusting columns (220) and a main support base (230). The base column (210) is arranged on the base component (100). The adjusting columns (220) are vertically stacked detachably to form an adjusting section. The lower end of the adjusting section is detachably arranged on the upper end of the base column (210). The main support base (230) is detachably arranged on the upper end of the adjusting section. The main support base (230) is provided with a copper seat mounting part (231); A circumferential supporting component (300), arranged on the circumferential side of the support column component (200). The circumferential supporting component (300) includes a vertical base rod (310), a connecting seat (320), an adjusting rod (330) and an abutting member (340). The vertical base rod (310) is arranged vertically on the base component (100). The connecting seat (320) is arranged on the vertical base rod (310) and can adjust its vertical position relative to the vertical base rod (310) and can rotate to adjust the angular position around the vertical base rod (310). The adjusting rod (330) is arranged horizontally on the connecting seat (320) and can adjust its position along the length direction of the adjusting rod (330) relative to the connecting seat (320). The abutting member (340) is arranged on the adjusting rod (330). The abutting member (340) is provided with a workpiece abutting part (341).

2. The copper tube assembly welding fixture according to claim 1, characterized in that: The lower end of the adjusting column (220) is provided with a first plug-in part (221). The upper end of the adjusting column (220) is provided with a first plug-in hole (222). The first plug-in part (221) is adapted to and inserted into the first plug-in hole (222). The upper end of the base column (210) is provided with a second plug-in hole (211). The second plug-in hole (211) is adapted to and inserted into the first plug-in part (221). The lower end of the main support base (230) is provided with a second plug-in part (232). The second plug-in part (232) is adapted to and inserted into the first plug-in hole (222).

3. The copper tube assembly welding fixture according to claim 2, characterized in that: A first screw hole (223) is formed through the hole wall of the first plug-in hole (222). A first fastening screw (240) is threadedly connected in the first screw hole (223). A second screw hole (212) is formed through the hole wall of the second plug-in hole (211). A second fastening screw (250) is threadedly connected in the second screw hole (212).

4. The copper tube assembly welding fixture according to claim 1, wherein: The connecting seat (320) is provided with a first sliding socket hole (321), the axis of the first sliding socket hole (321) is vertically arranged, the connecting seat (320) is slidably sleeved on the vertical base rod (310) through the first sliding socket hole (321), a third screw hole (322) is throughly opened on the hole wall of the first sliding socket hole (321), and a third fastening screw (350) is threadedly connected in the third screw hole (322); the connecting seat (320) is provided with a second sliding socket hole (323), the axis of the second sliding socket hole (323) is horizontally arranged, the adjusting rod (330) is slidably arranged in the second sliding socket hole (323), a fourth screw hole (324) is throughly opened on the hole wall of the second sliding socket hole (323), and a fourth fastening screw (360) is threadedly connected in the fourth screw hole (324).

5. The copper tube assembly welding fixture according to claim 1, characterized in that: The copper seat mounting portion (231) is a jack.

6. The copper tube assembly welding fixture according to claim 1, characterized in that: The workpiece abutting portion (341) is a groove.

7. Copper tube component welding machine, characterized in that, Comprising: A welding machine main body (400) is provided with a welding device (410), and the welding device (410) is provided with a welding coil (411). The copper tube assembly welding fixture according to any one of claims 1 to 6, the copper tube assembly welding fixture is fixed to one side of the welding machine main body (400), and the support column assembly (200) is located below the welding coil (411).

8. The copper tube assembly welding machine according to claim 7, characterized in that: The base assembly (100) includes a fixed base (110), a lifting seat (120) and a lifting drive (130), the lifting seat (120) is arranged on the fixed base (110) and can move up and down relative to the fixed base (110), the lifting drive (130) is arranged on the fixed base (110) and is used to drive the lifting seat (120) to move, and the support column assembly (200) and the peripheral support assembly (300) are arranged on the lifting seat (120).

9. The copper tube assembly welding machine according to claim 7, wherein: The base assembly (100) is provided with a rotation drive (140) for driving the support column assembly (200) to rotate.

10. The copper tube assembly welding machine according to claim 7, characterized in that: The welding device (410) can adjust its position relative to the support column assembly (200) in the horizontal plane direction.

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