Spot welding auxiliary adjusting assembly and continuous laser spot welding machine

Abstract

The utility model relates to the technical field of laser spot welding machines, and discloses a spot welding auxiliary adjusting assembly and a continuous laser spot welding machine, which comprise a base and a shell, a control box is arranged behind the upper end of the base, a welding assembly is arranged at the front end of the control box, a second auxiliary plate is arranged at the lower end of the welding assembly, and a first auxiliary plate is arranged at the lower end of the second auxiliary plate. Four safety assemblies are arranged between the first auxiliary plate and the second auxiliary plate, the second auxiliary plate comprises a small square block, a protruding block is installed in the middle of the upper end of the small square block, shaft rods are installed at the four corners of the lower end of the small square block, and the first auxiliary plate comprises a large square block. According to the spot welding device, the first auxiliary plate and the second auxiliary plate are arranged and matched with the safety assembly, so that the problem that workpieces are penetrated when the spot welding device is used for spot welding is effectively solved, meanwhile, the protection assembly is arranged, splashes and harmful gas generated in the welding process are effectively reduced, the health of operators is protected, and the overall performance of equipment is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of laser spot welding machines, in particular to a spot welding auxiliary adjustment component and a continuous laser spot welding machine. Background Art

[0002] Spot welding, as a common metal joining method, is widely used in various fields such as automotive manufacturing, electronic equipment, and aerospace. It mainly achieves a strong connection between metals by locally heating the metal surface to melt it and then cooling it rapidly.

[0003] However, the traditional spot welding process often has some shortcomings, such as the difficulty in controlling welding accuracy, the spatter generated during the welding process easily polluting the operating environment, and the possibility that the welding tip directly penetrates the workpiece due to program errors when the spot welding is moving up and down, which not only makes the workpiece scrapped but also poses a huge safety hazard. Therefore, a spot welding auxiliary adjustment component and a continuous laser spot welding machine are proposed. Utility Model Content

[0004] (1) Technical problems solved

[0005] In response to the shortcomings of the existing technology, the utility model provides a spot welding auxiliary adjustment component and a continuous laser spot welding machine, which have the advantages of welding safety and environmental protection. It solves the problem that the traditional spot welding precision is difficult to control, the spatter generated during the welding process is easy to pollute the operating environment, and at the same time, when the spot welding moves up and down, the welding tip may directly penetrate the workpiece due to program errors, which not only makes the workpiece scrapped, but also poses a huge safety hazard.

[0006] (2) Technical solution

[0007] In order to achieve the above-mentioned welding safety and environmental protection goals, the present invention provides the following technical solutions:

[0008] On the one hand, the utility model provides a spot welding auxiliary adjustment component, including a base, a control box is provided at the rear of the upper end of the base, a welding component is provided at the front end of the control box, a second auxiliary plate is provided at the lower end of the welding component, a first auxiliary plate is provided at the lower end of the second auxiliary plate, and four safety components are provided between the first auxiliary plate and the second auxiliary plate.

[0009] The second auxiliary plate includes a small square, a protrusion is installed in the middle of the upper end of the small square, and shafts are installed at the four corners of the lower end of the small square. The first auxiliary plate includes a large square, shaft sleeves are installed at the four corners of the upper end of the large square, and a welding through hole is opened in the middle of the large square.

[0010] The safety component comprises a safety ring and a spring, and a pressure sensing sheet is arranged at the bottom of the safety ring.

[0011] The spring is arranged inside the sleeve, the safety ring is sleeved on the shaft, the shaft is plugged into the sleeve and the bottom of the shaft contacts the upper end of the spring, and the safety ring is located at the upper end of the sleeve and does not contact each other.

[0012] As a preferred technical solution of the present invention, the welding assembly includes a fixing block, a welding pipe is installed at the bottom of the fixing block, a clamping ring is provided on the welding pipe, and a welding tip is provided at the bottom of the welding pipe.

[0013] As an optimal technical solution of the present invention, the welding pipe passes through the small square through the protrusion, a gasket is provided on the upper end of the protrusion, the lower end of the clamping ring is in close contact with the upper end of the protrusion and the gasket, and the welding tip is located at the bottom end of the welding through hole.

[0014] As a preferred technical solution of the present invention, the rear end of the large block is fixedly installed with the front end of the control box, and a plurality of stabilizing blocks are fixedly installed at the angle between the large block and the bottom of the control box.

[0015] As a preferred technical solution of the present invention, each of the safety rings is threadedly connected with a screw, the screw passes through the safety ring and contacts the shaft, and the pressure sensing sheet can control the switch of the welding assembly.

[0016] On the other hand, the utility model provides a continuous laser spot welding machine, which is provided with a spot welding auxiliary adjustment component as described in the first aspect for auxiliary welding. The continuous laser spot welding machine includes a casing, four mounting blocks are provided at the front end of the casing, two mounting blocks on each side are rotatably connected to a window panel, and a handle is fixed on each window panel. A base is provided inside the casing, and protective components that are mirror-symmetrical to each other are provided on the casing on the left and right sides of the base, and two exhaust holes are provided at the rear of the casing.

[0017] One of the protective components includes a first baffle, a second baffle is fixed above the first baffle, an installation chamber is provided at the upper end of the second baffle, an air suction plate is provided on the side of the installation chamber close to the base, an air suction hole is provided on the air suction plate, an air suction device is installed on the air suction plate, and an exhaust net is provided at the rear of the installation chamber.

[0018] As an optimal technical solution of the present invention, the two first baffles are located at the upper end of the base and are respectively located on the left and right sides of the base. The two second baffles together constitute a funnel-shaped structure. The upper end surfaces of the two first baffles are both smooth surfaces, and the opposite surfaces of the two second baffles are both smooth surfaces.

[0019] As an optimal technical solution of the present invention, the two air intake plates are respectively located at the upper left and right ends of the base, the air inside the casing is connected to the installation chamber through the air intake hole, and the air in the installation chamber is connected to the outside air through the exhaust net.

[0020] (3) Beneficial effects

[0021] Compared with the prior art, the present invention provides a spot welding auxiliary adjustment component and a continuous laser spot welding machine, which have the following beneficial effects:

[0022] The spot welding auxiliary adjustment component is provided with a first auxiliary plate and a second auxiliary plate for sleeve connection and protection of the welding component. When the welding pipe moves downward, the second auxiliary plate is driven downward by the retaining ring. At the same time, the four shaft rods and the shaft sleeve are plugged into each other, so that under the sleeve connection of the second auxiliary plate, the welding pipe can move up and down more stably. At the same time, a safety component is provided on the shaft rod. By turning the screw to adjust the up and down height, different sizes of safety heights can be set. When the up and down movement height of the welding pipe is greater than the safety height, the upper end of the sleeve rod contacts the pressure sensing plate, causing the pressure sensing plate to generate pressure, thereby sending an electrical signal to turn off the welding laser of the welding component. The function of the provided spring is to always ensure that the second auxiliary plate follows closely during the upward movement of the welding pipe, so that the welding is more stable and accurate.

[0023] This continuous laser spot welding machine will generate a large amount of debris, thick smoke and heat when welding workpieces. The first baffle and the second baffle of the protective component are used to block the splashing of debris and collect debris, effectively protecting the working environment. At the same time, the suction device of the protective component sucks in thick smoke and hot air through the suction hole and then discharges it through the exhaust net, making the welding environment more stable and safe, ensuring the welding quality. A rotatable window panel is also provided, and the device can be opened and closed at any time, effectively ensuring the life safety of the operator. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 This is a schematic diagram of the overall structure of the utility model;

[0025] Figure 2 This is a schematic diagram of the external structure of the utility model;

[0026] Figure 3 This is a schematic diagram of the structure of the protective component in the utility model;

[0027] Figure 4 This is a schematic diagram of the rear appearance structure of the entire machine of the utility model;

[0028] Figure 5 This is a schematic structural diagram of the welding part of the utility model;

[0029] Figure 6This is an exploded view of the auxiliary structure of the utility model;

[0030] Figure 7 This is a schematic diagram of the welding assembly structure in the present utility model.

[0031] In the figure: 1. casing; 2. mounting block; 3. window panel; 4. handle; 5. base; 6. control box; 7. welding assembly; 8. protection assembly; 9. exhaust hole; 10. first auxiliary plate; 11. second auxiliary plate; 12. safety assembly; 13. stabilizing block; 701. fixing block; 702. welding pipe; 703. snap ring; 704. welding tip; 801. first baffle; 802. second baffle; 803. mounting chamber; 804. suction plate; 805. suction hole; 806. suction device; 807. exhaust net; 1001. large block; 1002. bushing; 1003. welding through hole; 1101. small block; 1102. shaft; 1103. bump; 1104. gasket; 1201. safety ring; 1202. screw; 1203. pressure sensing sheet; 1204. spring. DETAILED DESCRIPTION

[0032] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0033] In the description of the present invention, it should be understood that the terms "center", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0034] In the description of this utility model, it should be noted that, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" should be understood in a broad sense. For example, they may refer to fixed connections, detachable connections, or integral connections; they may refer to direct connections, indirect connections through an intermediate medium, or internal communication between two components. Those skilled in the art will understand the specific meanings of these terms in this utility model based on the specific circumstances.

[0035] Example 1

[0036] See also Figure 5-7 A spot welding auxiliary adjustment component includes a base 5, a control box 6 is provided at the rear of the upper end of the base 5, a welding component 7 is provided at the front end of the control box 6, a second auxiliary plate 11 is provided at the lower end of the welding component 7, a first auxiliary plate 10 is provided at the lower end of the second auxiliary plate 11, and four safety components 12 are provided between the first auxiliary plate 10 and the second auxiliary plate 11.

[0037] The second auxiliary plate 11 includes a small block 1101, a protrusion 1103 is installed at the middle of the upper end of the small block 1101, and shaft rods 1102 are installed at the four corners of the lower end of the small block 1101. The first auxiliary plate 10 includes a large block 1001, a shaft sleeve 1002 is installed at the four corners of the upper end of the large block 1001, and a welding through hole 1003 is opened in the middle of the large block 1001.

[0038] The safety component 12 includes a safety ring 1201 and a spring 1204 . A pressure sensing sheet 1203 is provided at the bottom of the safety ring 1201 .

[0039] The spring 1204 is arranged inside the sleeve 1002, the safety ring 1201 is sleeved on the shaft 1102, the shaft 1102 is plugged into the sleeve 1002 and the bottom of the shaft 1102 contacts the upper end of the spring 1204, and the safety ring 1201 is located at the upper end of the sleeve 1002 and does not contact each other.

[0040] It should be noted that the base 5 of the device is the workpiece welding plane. When performing welding work, it is necessary to ensure that the lower end of the retaining ring 703 of the welding pipe 702 is in contact with the upper end of the protrusion 1103 of the second auxiliary plate 11, and ensure that the welding tip 704 is located at the lower end of the welding through hole 1003. At the same time, the height of the four safety components 12 is adjusted according to the size height of the welding workpiece before performing welding work.

[0041] In this embodiment, the welding assembly 7 includes a fixing block 701 , a welding pipe 702 is installed at the bottom of the fixing block 701 , a clamping ring 703 is provided on the welding pipe 702 , and a welding tip 704 is provided at the bottom of the welding pipe 702 .

[0042] In this embodiment, the welding pipe 702 passes through the small square 1101 through the protrusion 1103. A gasket 1104 is provided at the upper end of the protrusion 1103. The lower end of the retaining ring 703 is in close contact with the upper end of the protrusion 1103 and the gasket 1104. The welding tip 704 is located at the bottom end of the welding through hole 1003.

[0043] It should be noted that, through the mutual engagement between the clamping ring 703 and the protrusion 1103 , the welding pipe 702 moves downward and drives the second auxiliary plate 11 to move together during the spot welding process. The provided gasket 1104 has a buffering and protective effect on the second auxiliary plate 11 and the welding pipe 702 .

[0044] In this embodiment, the rear end of the large block 1001 is fixedly installed with the front end of the control box 6 , and a plurality of stabilizing blocks 13 are fixedly installed at the angle between the large block 1001 and the bottom of the control box 6 .

[0045] It should be noted that the provided stabilizing block 13 further strengthens the stability of the first auxiliary plate 10 , making the welding of the device more stable.

[0046] In this embodiment, each safety ring 1201 is threadedly connected with a screw 1202 , which passes through the safety ring 1201 and contacts the shaft 1102 . The pressure sensing sheet can control the switch of the welding assembly 7 .

[0047] It should be noted that the height of the safety component 12 can be adjusted by rotating the screw 1202, which is suitable for welding protection of different workpieces.

[0048] Example 2

[0049] See also Figure 1-4 A continuous laser spot welding machine is provided with a spot welding auxiliary adjustment component in Example 1 for assisting welding. The continuous laser spot welding machine includes a casing 1, four mounting blocks 2 are provided at the front end of the casing 1, and a window panel 3 is rotatably connected to two mounting blocks 2 on each side. A handle 4 is fixed on each window panel 3, and a base 5 is provided inside the casing 1. Protective components 8 that are mirror-symmetrical to each other are provided on the casing 1 on the left and right sides of the base 5, and two exhaust holes 9 are opened at the rear of the casing 1.

[0050] A protective component 8 includes a first baffle 801, a second baffle 802 is fixed above the first baffle 801, an installation chamber 803 is provided at the upper end of the second baffle 802, an air suction plate 804 is provided on the side of the installation chamber 803 close to the base 5, an air suction hole 805 is provided on the air suction plate 804, an air suction device 806 is installed on the air suction plate 804, and an exhaust net 807 is provided behind the installation chamber 803.

[0051] It should be noted that a filter screen may be provided on the air intake plate 804 to effectively filter the generated smoke and dust and effectively protect the environment. The air inlet of the device is controlled by two rotatable window panels 3.

[0052] In this embodiment, the two first baffles 801 are both located at the upper end of the base 5 and are respectively located on the left and right sides of the base 5. The two second baffles 802 together constitute a funnel-shaped structure. The upper end surfaces of the two first baffles 801 are both smooth surfaces, and the opposite surfaces of the two second baffles 802 are both smooth surfaces.

[0053] It should be noted that the first baffle 801 and the second baffle 802 of a special structure are provided so that the splashed debris falls to the upper end of the base 5 for easy collection and cleaning.

[0054] In this embodiment, two air intake plates 804 are respectively located at the upper ends of the left and right sides of the base 5. The air inside the casing 1 communicates with the installation chamber 803 through the air intake hole 805, and the air in the installation chamber 803 communicates with the outside air through the exhaust net 807.

[0055] It should be noted that, through the air intake holes 805 and the exhaust net 807, the air intake device 806 promotes the heat conversion between the inside of the device and the outside, ensures the welding environment, and improves the welding quality.

[0056] To sum up: the spot welding auxiliary adjustment component is provided with a first auxiliary plate 10 and a second auxiliary plate 11 for socketing and protecting the welding component 7. When the welding pipe 702 moves downward, the second auxiliary plate 11 is driven to move downward by the retaining ring 703. At the same time, the four shaft rods 1102 are plugged into and matched with the shaft sleeve 1002, so that under the socketing of the second auxiliary plate 11, the welding pipe 702 moves up and down more stably. At the same time, a safety component 12 is provided on the shaft rod 1102. By turning the screw 1202, the up and down height can be adjusted, and different sizes of safety heights can be set. When the up and down movement height of the welding pipe 702 is greater than the safety height, the upper end of the sleeve rod contacts the pressure sensing plate 1203, causing the pressure sensing plate 1203 to generate pressure, thereby sending an electrical signal to shut down the welding laser of the welding component 7. The function of the provided spring 1204 is to ensure that the second auxiliary plate 11 always follows closely during the upward movement of the welding pipe 702, so that the welding is more stable and accurate.

[0057] This continuous laser spot welding machine will generate a large amount of debris, thick smoke and heat when welding the workpiece. The first baffle 801 and the second baffle 802 of the protective component 8 are used to block the splashing of debris and collect debris, effectively protecting the working environment. At the same time, the suction device 806 of the protective component 8 sucks the thick smoke and hot air through the suction hole 805 and then discharges it through the exhaust net 807. The welding environment is more stable and safe, ensuring the welding quality. A rotatable window panel 3 is also provided, and the device can be opened and closed at any time, effectively ensuring the life safety of the operator.

[0058] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A spot welding auxiliary adjustment assembly, comprising a base, characterized in that: A control box is provided at the rear of the upper end of the base, a welding assembly is provided at the front end of the control box, a second auxiliary plate is provided at the lower end of the welding assembly, a first auxiliary plate is provided at the lower end of the second auxiliary plate, and four safety components are provided between the first auxiliary plate and the second auxiliary plate; The second auxiliary plate includes a small square, a protrusion is installed in the middle of the upper end of the small square, and shafts are installed at the four corners of the lower end of the small square. The first auxiliary plate includes a large square, shaft sleeves are installed at the four corners of the upper end of the large square, and a welding through hole is opened in the middle of the large square; The safety component includes a safety ring and a spring, and a pressure sensing sheet is provided at the bottom of the safety ring; The spring is arranged inside the sleeve, the safety ring is sleeved on the shaft, the shaft is plugged into the sleeve and the bottom of the shaft contacts the upper end of the spring, and the safety ring is located at the upper end of the sleeve and does not contact each other.

2. A spot welding auxiliary adjustment assembly according to claim 1, characterized in that: The welding assembly comprises a fixing block, a welding pipe is installed at the bottom of the fixing block, a clamping ring is provided on the welding pipe, and a welding tip is provided at the bottom of the welding pipe.

3. The spot welding auxiliary adjustment assembly according to claim 2, characterized in that: The welding pipe passes through the small square through the convex block, a gasket is provided on the upper end of the convex block, the lower end of the clamping ring is in close contact with the upper end of the convex block and the gasket, and the welding tip is located at the bottom end of the welding through hole.

4. The spot welding auxiliary adjustment assembly according to claim 1, characterized in that: The rear end of the large block is fixedly installed with the front end of the control box, and a plurality of stabilizing blocks are fixedly installed at the angle between the large block and the bottom of the control box.

5. The spot welding auxiliary adjustment assembly according to claim 1, characterized in that: Each of the safety rings is threadedly connected with a screw, which passes through the safety ring and contacts the shaft rod. The pressure sensing sheet can control the switch of the welding assembly.

6. A continuous laser spot welding machine, provided with a spot welding auxiliary adjustment assembly according to any one of claims 1 to 5 for assisting welding, the continuous laser spot welding machine comprising a housing, characterized in that: The front end of the housing is provided with four mounting blocks, two of the mounting blocks on each side are rotatably connected to a window panel, each of the window panels is fixed with a handle, a base is provided inside the housing, and the housing on the left and right sides of the base are provided with mirror-symmetrical protective components, and two exhaust holes are provided at the rear of the housing; One of the protective components includes a first baffle, a second baffle is fixed above the first baffle, an installation chamber is provided at the upper end of the second baffle, an air suction plate is provided on the side of the installation chamber close to the base, an air suction hole is provided on the air suction plate, an air suction device is installed on the air suction plate, and an exhaust net is provided at the rear of the installation chamber.

7. The continuous laser spot welding machine according to claim 6, characterized in that: The two first baffles are both located at the upper end of the base and respectively at the left and right sides of the base. The two second baffles together form a funnel-shaped structure. The upper end surfaces of the two first baffles are both smooth surfaces, and the opposite surfaces of the two second baffles are both smooth surfaces.

8. The continuous laser spot welding machine according to claim 6, characterized in that: The two air intake plates are respectively located at the upper ends of the left and right sides of the base. The air inside the casing is communicated with the installation chamber through the air intake hole, and the air in the installation chamber is communicated with the outside air through the exhaust net.

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