Aluminum alloy welding equipment with welding head convenient to replace

Abstract

The utility model discloses aluminum alloy welding equipment convenient for replacing a welding head, which comprises an electric welding machine and a welding head assembly, and the welding head assembly comprises a welding outer head, a welding clamp and a welding inner head; the welding outer head comprises a connecting cylinder; according to the aluminum alloy welding equipment, through the arrangement of the power connection base in the welding inner head, a cable to be connected is placed in the conductive base, the cable is fastened by rotating the fastening screw pin, the welding inner head and the welding outer head can be electrically connected, and disassembly and assembly are convenient; through the arrangement of threaded connection between the power connection block and the connecting cylinder, when the welding head needs to be dismounted and replaced, the connecting cylinder and the power connection block can be mounted and dismounted only by rotating the connecting cylinder, and the relative position between the outer fixing plate and the power connection block is fastened through the lock pin; through the arrangement of the welding clamp, after the welding clamp is connected with a power supply, the clamping rod is pulled to place a welding strip between the two conductive blocks for fixing and clamping, and then the welding strip can be heated and a to-be-welded part can be welded.

Description

Technical Field

[0001] This utility model relates to the field of aluminum alloy welding equipment, and more specifically, to an aluminum alloy welding equipment that facilitates the replacement of welding heads. Background Technology

[0002] Aluminum alloy welding refers to the process of welding aluminum alloy materials. Aluminum alloys are high in strength and lightweight. The main welding processes are manual MIG welding (metal inert gas welding) and automatic MIG welding, which involve different base materials, welding wire, shielding gas, and welding equipment.

[0003] The existing technology has the following problems:

[0004] In existing aluminum alloy welding equipment, a fixed welding clamp is generally used on the welding head to hold the welding rod and perform welding. When the welding head fails and needs to be replaced, the entire welding connection line needs to be removed from the welding machine, which is a cumbersome operation. Therefore, it is necessary to design an aluminum alloy welding equipment that facilitates the replacement of the welding head. Utility Model Content

[0005] In view of the problems in the related technologies, this utility model proposes an aluminum alloy welding device that facilitates the replacement of welding heads, so as to overcome the above-mentioned technical problems existing in the existing related technologies.

[0006] Therefore, the specific technical solution adopted by this utility model is as follows:

[0007] An aluminum alloy welding device that facilitates the replacement of welding heads includes an electric welding machine and a welding head assembly, wherein the welding head assembly includes an outer welding head, a welding clamp, and an inner welding head;

[0008] The welding head includes a connecting cylinder, with a front splitter and a rear splitter fixedly connected inside the front end of the connecting cylinder. By setting the front and rear splitters in the welding head, the exposed cables arranged inside the connecting cylinder can be supported and separated to prevent the cables from colliding with each other.

[0009] The welding inner head includes a grounding block, and a grounding seat is fixedly connected to the outer wall of the grounding block. The grounding seat includes a conductive seat fixedly disposed on the grounding block, and fastening pins are symmetrically threaded on both sides of the conductive seat. By setting the grounding seat in the welding inner head, the cable to be connected is placed in the conductive seat, and the fastening pins are rotated to fasten the cable, which can realize the electrical connection between the welding inner head and the welding outer head, and facilitate disassembly and assembly.

[0010] The junction block and the connecting cylinder are threaded together. Two outer fixing plates are fixedly connected to the outer wall of the connecting cylinder. One side of the outer wall of the outer fixing plate is fitted to the outer wall of the junction block, and a locking pin is threaded to the inner wall of one end of the outer fixing plate. The locking pin passes through the inner wall of the outer fixing plate and is threaded to the inner wall of the junction block. With the threaded connection between the junction block and the connecting cylinder, when it is necessary to disassemble and replace the welding head, the connection cylinder can be rotated to install and disassemble the connecting cylinder and the junction block. The locking pin is used to fasten the relative position between the outer fixing plate and the junction block.

[0011] The welding clamp includes a support plate fixedly mounted on the connecting cylinder. A clamping rod is movably connected to the outer wall of the support plate. A conductive block is fixedly connected to one end of the clamping rod. A tension spring is fixedly connected between the clamping rod and the connecting cylinder. With the welding clamp, when the welding clamp is connected to the power supply, the clamping rod is moved to place the welding rod between the two conductive blocks and fix it in place. Then the welding rod can be heated and the workpiece to be welded can be welded.

[0012] Preferably, an insulating protective sleeve is fixedly connected to the outer wall of the end of the clamp rod away from the conductive block; the insulating protective sleeve can achieve a better insulation protection effect.

[0013] Preferably, both the front splitter and the rear splitter are plastic pole-mounted splitters.

[0014] Preferably, the tail end of the welding inner head is provided with a welding clamp connecting cable, and the welding inner head is connected to the output end of the welding machine through the welding clamp connecting cable.

[0015] Preferably, the welding clamp connecting cable passes through the inner wall of the electrical contact block, and the output end of the welding clamp connecting cable is welded to the conductive base.

[0016] Preferably, the inner wall of the connecting cylinder is provided with two internal connecting cables, the middle part of which is embedded in the connecting cylinder, and the two ends of which are respectively connected to the conductive seat and the clamp rod; by providing two internal connecting cables, an electrical connection can be realized between the welding clamp and the welding head.

[0017] Preferably, the bottom of the welding machine is fixedly connected to a base, the bottom of the base is fixedly connected to a pulley, and the inner wall of the welding machine is provided with a grounding clamp connecting cable, one end of which is connected to a grounding clamp.

[0018] Preferably, the welding machine has slots on both sides, and a heat dissipation component is inserted into the inner wall of the slot. The heat dissipation component includes a slide block slidably connected inside the welding machine. A cooling fan is installed at the center of the slide block and is located at the air outlet of the welding machine. A fixing handle is fixedly connected to the outer wall of the slide block. The fixing handle and the slide block are movably connected via a rotating shaft. A fixing screw is provided on the inner wall of the end of the fixing handle away from the rotating shaft, and the fixing handle and the welding machine are fixedly connected via the fixing screw. By setting the cooling fan in the heat dissipation component, a good heat dissipation effect can be achieved inside the welding machine. The slide block and the welding machine are slidably connected. When the fixing screw is removed, the slide block can be pulled outward to clean the inside of the cooling fan, thereby maintaining the normal operating effect of the cooling fan.

[0019] The beneficial effects of this utility model are as follows: 1. This aluminum alloy welding equipment that facilitates the replacement of welding heads, through the setting of the electrical base in the inner welding head, places the cable to be connected in the conductive base and tightens the cable by rotating the fastening pin, which can realize the electrical connection between the inner welding head and the outer welding head, making it easy to disassemble and assemble; through the setting of the threaded connection between the electrical block and the connecting cylinder, when it is necessary to disassemble and replace the welding head, it is only necessary to rotate the connecting cylinder to realize the installation and disassembly between the connecting cylinder and the electrical block, and the relative position between the outer fixing plate and the electrical block is tightened by the locking pin; through the setting of the welding clamp, when the welding clamp is connected to the power supply, the clamping rod is moved to place the welding rod between the two conductive blocks and fix it in place, and then the welding rod can be heated and the workpiece to be welded can be welded.

[0020] 2. This aluminum alloy welding equipment, which facilitates the replacement of welding heads, can support and separate the exposed cables arranged inside the connecting cylinder by setting the front and rear splitters in the welding head, preventing the cables from colliding with each other.

[0021] 3. This aluminum alloy welding equipment, which facilitates the replacement of welding heads, achieves good heat dissipation for the inside of the welding machine through the cooling fan in the heat dissipation component. The slide block and the welding machine are slidably connected. After the fixing screws are removed, the slide block can be pulled outward to clean the inside of the cooling fan, thereby maintaining the normal operating effect of the cooling fan. Attached Figure Description

[0022] To more clearly illustrate the technical solutions in the embodiments of this utility model or the prior art, the drawings used in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of this utility model. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0023] Figure 1 This is the front view of the present utility model;

[0024] Figure 2 This is a schematic diagram of the welding head assembly of this utility model;

[0025] Figure 3 This is a schematic diagram of the structure of the welding outer end of this utility model;

[0026] Figure 4 This is a schematic diagram of the structure of the welding inner head of this utility model;

[0027] Figure 5 This is a schematic diagram of the structure of the welding clamp of this utility model;

[0028] Figure 6 This is a schematic diagram of the structure of the electrical connector of this utility model;

[0029] Figure 7 This is a schematic diagram of the heat dissipation component of this utility model.

[0030] In the diagram: 1. Welding machine; 2. Welding head assembly; 201. Outer welding head; 2011. Connecting cylinder; 2012. Rear distributor; 2013. Distributor; 202. Welding clamp; 2021. Clamping rod; 2022. Insulating protective sleeve; 2023. Support plate; 2024. Tension spring; 2025. Conductive block; 203. Inner welding head; 2031. Electrical connection block; 2032. Electrical connection base; 2032a. Conductive base; 2032b. Fastening pin; 204. Outer fixing plate; 205. Locking pin; 3. Heat dissipation assembly; 301. Heat dissipation fan; 302. Slide seat; 303. Upper slide groove; 304. Fixing handle; 4. Welding clamp connecting cable; 5. Grounding clamp connecting cable; 6. Grounding clamp; 7. Base. Detailed Implementation

[0031] To further illustrate the various embodiments, the present invention provides accompanying drawings, which are part of the disclosure of the present invention. These drawings are mainly used to illustrate the embodiments and can be used in conjunction with the relevant descriptions in the specification to explain the operating principles of the embodiments. With reference to these contents, those skilled in the art should be able to understand other possible implementation methods and the advantages of the present invention. The components in the figures are not drawn to scale, and similar component symbols are usually used to represent similar components.

[0032] According to an embodiment of the present invention, an aluminum alloy welding device that facilitates the replacement of welding heads is provided.

[0033] Example 1;

[0034] like Figures 1-7 As shown, the aluminum alloy welding equipment with easy replacement of welding heads according to the embodiment of the present utility model includes an electric welding machine 1 and a welding head assembly 2. The welding head assembly 2 includes an outer welding head 201, a welding clamp 202 and an inner welding head 203.

[0035] The welding outer end 201 includes a connecting cylinder 2011, a front splitter 2013 is fixedly connected to the front end of the connecting cylinder 2011, and a rear splitter 2012 is fixedly connected to the front end of the connecting cylinder 2011.

[0036] The welding inner head 203 includes a power receiving block 2031, and a power receiving seat 2032 is fixedly connected to the outer wall of the power receiving block 2031. The power receiving seat 2032 includes a conductive seat 2032a fixedly disposed on the power receiving block 2031, and fastening pins 2032b are symmetrically threaded on both sides of the conductive seat 2032a.

[0037] The power receiving block 2031 and the connecting cylinder 2011 are threaded together. The outer wall of the connecting cylinder 2011 is fixedly connected to two outer fixing plates 204. One side of the outer wall of the outer fixing plate 204 is attached to the outer wall of the power receiving block 2031. A locking pin 205 is threadedly connected to the inner wall of one end of the outer fixing plate 204. The locking pin 205 passes through the inner wall of the outer fixing plate 204 and is threadedly connected to the inner wall of the power receiving block 2031.

[0038] The welding clamp 202 includes a support plate 2023 fixedly mounted on the connecting cylinder 2011. A clamping rod 2021 is movably connected to the outer wall of the support plate 2023. A conductive block 2025 is fixedly connected to one end of the clamping rod 2021. A tension spring 2024 is fixedly connected between the clamping rod 2021 and the connecting cylinder 2011.

[0039] Preferably, an insulating protective sleeve 2022 is fixedly connected to the outer wall of the end of the clamping rod 2021 away from the conductive block 2025;

[0040] Both the front splitter 2013 and the rear splitter 2012 are plastic pole-mounted splitters;

[0041] The welding inner head 203 is provided with a welding clamp connecting cable 4 at its tail end, and the welding inner head 203 is connected to the output end of the welding machine 1 through the welding clamp connecting cable 4.

[0042] The welding clamp connecting cable 4 passes through the inner wall of the electrical contact block 2031, and the output end of the welding clamp connecting cable 4 is welded to the two conductive bases 2032a.

[0043] The inner wall of the connecting cylinder 2011 is provided with two internal connecting cables. The middle part of the internal connecting cables is embedded in the connecting cylinder 2011, and the two ends of the internal connecting cables are connected to the conductive seat 2032a and the clamping rod 2021 respectively.

[0044] The bottom of the welding machine 1 is fixedly connected to a base 7, and the bottom of the base 7 is fixedly connected to a pulley. The inner wall of the welding machine 1 is provided with a grounding clamp connecting cable 5, and one end of the grounding clamp connecting cable 5 is connected to a grounding clamp 6.

[0045] In this embodiment, by welding the front splitter 2013 and the rear splitter 2012 in the outer connector 201, the exposed cables arranged inside the connecting tube 2011 can be supported and separated to prevent the cables from colliding with each other.

[0046] In this embodiment, by setting the electrical socket 2032 in the welding inner head 203, the cable to be connected is placed in the conductive seat 2032a, and the cable is tightened by rotating the fastening screw 2032b. This enables electrical connection between the welding inner head 203 and the welding outer head 201, facilitating disassembly and assembly.

[0047] In this embodiment, by means of the threaded connection between the electrical contact block 2031 and the connecting cylinder 2011, when it is necessary to disassemble and replace the welding head, only the connecting cylinder 2011 needs to be rotated to realize the installation and disassembly between the connecting cylinder 2011 and the electrical contact block 2031, and the relative position between the outer fixing plate 204 and the electrical contact block 2031 is fastened by the locking pin 205.

[0048] In this embodiment, by setting up the welding clamp 202, after the welding clamp 202 is connected to the power supply, the clamp rod 2021 is moved to place the welding rod between the two conductive blocks 2025 and fix it in place, so that the welding rod can be heated and the workpiece to be welded can be welded.

[0049] In this embodiment, the insulation protection sleeve 2022 can achieve a better insulation protection effect.

[0050] In this embodiment, the electrical connection between the welding clamp 202 and the welding inner head 203 can be achieved by setting two internal connecting cables.

[0051] Example 2;

[0052] Based on Embodiment 1, a preferred embodiment of the aluminum alloy welding equipment for easy replacement of welding heads provided by this utility model is, for example... Figures 1-7 As shown: Slots are provided on both sides of the welding machine 1. Heat dissipation components 3 are inserted into the inner walls of the slots. The heat dissipation components 3 include a slide 302 that is slidably connected inside the welding machine 1. A cooling fan 301 is installed at the center of the slide 302 and is located at the air outlet of the welding machine 1. A fixing handle 304 is fixedly connected to the outer wall of the slide 302. The fixing handle 304 and the slide 302 are movably connected by a rotating shaft. A fixing screw is provided on the inner wall of the end of the fixing handle 304 away from the rotating shaft, and the fixing handle 304 and the welding machine 1 are fixedly connected by the fixing screw.

[0053] In this embodiment, the cooling fan 301 in the heat dissipation assembly 3 can achieve a better heat dissipation effect inside the welding machine 1. The slide 302 and the welding machine 1 are slidably connected. When the fixing screw is removed, the slide 302 can be pulled outward to clean the inside of the cooling fan 301, thereby maintaining the normal operation of the cooling fan 301.

[0054] To facilitate understanding of the above-mentioned technical solutions of this utility model, the working principle or operation method of this utility model in actual process will be described in detail below.

[0055] In practical applications, firstly, move the welding equipment to the usage position, clamp the welding rod with the welding clamp 202, place the aluminum alloy part to be welded, clamp the grounding clamp 6 on the aluminum alloy part to be welded, and start the welding machine 1 to weld; when it is necessary to replace the welding head, rotate and disassemble the locking pin 205, rotate the connecting cylinder 2011 to disassemble the connecting cylinder 2011 and the grounding block 2031, take the cable out of the conductive seat 2032a, replace the new welding head 201 and welding clamp 202, rotate and install the new connecting cylinder 2011, and use the locking pin 205 to fasten the connecting cylinder 2011 and the grounding block 2031 to complete the replacement.

[0056] In summary, with the help of the above-mentioned technical solution of this utility model, this aluminum alloy welding equipment that facilitates the replacement of welding heads, through the setting of the electrical contact 2032 in the inner welding head 203, places the cable to be connected in the conductive seat 2032a, and tightens the cable by rotating the fastening screw 2032b, thereby realizing the electrical connection between the inner welding head 203 and the outer welding head 201, which is convenient for disassembly and assembly; through the setting of the threaded connection between the electrical contact block 2031 and the connecting cylinder 2011, when it is necessary to disassemble and replace the welding head, it is only necessary to rotate the connecting cylinder 2011 to realize the installation and disassembly between the connecting cylinder 2011 and the electrical contact block 2031, and the relative position between the outer fixing plate 204 and the electrical contact block 2031 is tightened by the locking pin 205; through the welding clamp 202 With the welding clamp 202 connected to the power supply, the clamp rod 2021 is moved to place the welding rod between the two conductive blocks 2025 and fix it in place. Then the welding rod can be heated and the workpiece to be welded can be welded. With the front splitter 2013 and the rear splitter 2012 in the welding head 201, the exposed cables inside the connecting cylinder 2011 can be supported and separated to prevent the cables from colliding with each other. With the cooling fan 301 in the heat dissipation assembly 3, a good heat dissipation effect can be achieved inside the welding machine 1. The slide 302 and the welding machine 1 are slidably connected. When the fixing screw is removed, the slide 302 can be pulled outward to clean the inside of the cooling fan 301, thereby maintaining the normal use effect of the cooling fan 301.

[0057] The above are merely preferred embodiments of the present utility model and are not intended to limit the present utility model. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of the present utility model shall be included within the protection scope of the present utility model.

Claims

1. An aluminum alloy welding device with an easily replaceable welding head, comprising an electric welding machine (1) and a welding head assembly (2), characterized in that, The welding head assembly (2) includes an outer welding head (201), a welding clamp (202), and an inner welding head (203); The welding head (201) includes a connecting cylinder (2011), a front splitter (2013) is fixedly connected to the front end of the connecting cylinder (2011), and a rear splitter (2012) is fixedly connected to the front end of the connecting cylinder (2011). The welding inner head (203) includes a grounding block (2031), and a grounding seat (2032) is fixedly connected to the outer wall of the grounding block (2031). The grounding seat (2032) includes a conductive seat (2032a) fixedly disposed on the grounding block (2031). Fastening pins (2032b) are symmetrically threaded on both sides of the conductive seat (2032a). The junction block (2031) and the connecting cylinder (2011) are threaded together. The outer wall of the connecting cylinder (2011) is fixedly connected with two outer fixing plates (204). One side of the outer wall of the outer fixing plate (204) is in close contact with the outer wall of the junction block (2031). A locking pin (205) is threadedly connected to the inner wall of one end of the outer fixing plate (204). The locking pin (205) penetrates the inner wall of the outer fixing plate (204) and is threadedly connected to the inner wall of the junction block (2031). The welding clamp (202) includes a support plate (2023) fixedly mounted on the connecting cylinder (2011). A clamping rod (2021) is movably connected to the outer wall of the support plate (2023). A conductive block (2025) is fixedly connected to one end of the clamping rod (2021). A tension spring (2024) is fixedly connected between the clamping rod (2021) and the connecting cylinder (2011).

2. The aluminum alloy welding equipment for easy replacement of welding heads according to claim 1, characterized in that, An insulating protective sleeve (2022) is fixedly connected to the outer wall of the end of the clamping rod (2021) away from the conductive block (2025).

3. The aluminum alloy welding equipment for easy replacement of welding heads according to claim 1, characterized in that, Both the front splitter (2013) and the rear splitter (2012) are plastic pole-mounted splitters.

4. The aluminum alloy welding equipment for easy replacement of welding heads according to claim 1, characterized in that, The welding inner head (203) is provided with a welding clamp connecting cable (4) at its tail end, and the welding inner head (203) is connected to the output end of the welding machine (1) through the welding clamp connecting cable (4).

5. The aluminum alloy welding equipment for easy replacement of welding heads according to claim 4, characterized in that, The welding clamp connecting cable (4) passes through the inner wall of the electrical contact block (2031), and the output end of the welding clamp connecting cable (4) is welded to the conductive base (2032a).

6. The aluminum alloy welding equipment for easy replacement of welding heads according to claim 1, characterized in that, The inner wall of the connecting cylinder (2011) is provided with two internal connecting cables. The middle part of the internal connecting cables is embedded in the connecting cylinder (2011), and the two ends of the internal connecting cables are respectively connected to the conductive seat (2032a) and the clamping rod (2021).

7. The aluminum alloy welding equipment for easy replacement of welding heads according to claim 1, characterized in that, The bottom of the welding machine (1) is fixedly connected to a base (7), and the bottom of the base (7) is fixedly connected to a pulley. The inner wall of the welding machine (1) is provided with a grounding clamp connecting cable (5), and one end of the grounding clamp connecting cable (5) is connected to a grounding clamp (6).

8. The aluminum alloy welding equipment for easy replacement of welding heads according to claim 1, characterized in that, The welding machine (1) has slots on both sides, and a heat dissipation component (3) is inserted into the inner wall of the slot. The heat dissipation component (3) includes a slide (302) that is slidably connected inside the welding machine (1). A heat dissipation fan (301) is installed at the center of the slide (302) and is located at the air outlet of the welding machine (1). A fixing handle (304) is fixedly connected to the outer wall of the slide (302). The fixing handle (304) and the slide (302) are movably connected by a rotating shaft. A fixing screw is provided on the inner wall of the end of the fixing handle (304) away from the rotating shaft, and the fixing handle (304) and the welding machine (1) are fixedly connected by the fixing screw.

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