Welding fixing device and welding equipment

Abstract

The utility model provides a welding fixing device and welding equipment. The welding fixing device comprises a base plate; the welding table is arranged on the substrate; the press-fit positioning mechanism comprises a mounting assembly and a press-fit assembly, the mounting assembly is connected to the portion, on one side of the welding table, of the base plate, the press-fit assembly is arranged above the welding table through the mounting assembly, the press-fit assembly comprises a connecting shaft, a transmission block and a press-fit block which are sequentially connected, one end of the connecting shaft is rotationally connected to the mounting assembly, and the other end of the connecting shaft is rotationally connected to the transmission block. When the press-fit assembly is in a press-fit positioning state, the press-fit block and the welding table fix the to-be-welded element from the two opposite sides in a press-fit mode. The welding position and angle of an element fixed through the device can be always kept fixed in the welding process, compared with a conventional welding mode, the welding quality can be greatly improved, and meanwhile the device has the remarkable advantages of being small in size, low in cost, high in press fit precision and the like.

Description

Technical Field

[0001] The utility model relates to the technical field of welding equipment, in particular to a welding fixing device and welding equipment. Background Art

[0002] During the welding process of welding equipment, it is usually necessary to place the object to be welded on the welding base platform for welding. However, due to the size limitation of the welding base platform, the support area of ​​the object to be welded on the welding platform is limited. During the welding process, the suspended part of the product is prone to warping. This hanging warping will cause the position and angle of the product to shift under the action of heat or pressure of the welding equipment, thereby affecting the quality of the welded product. What is more serious is that the welding position deviation caused by hanging warping also has the risk of puncturing the weld, which will seriously affect the service life of the equipment.

[0003] Based on the above problems, during welding, devices with positioning effects such as manipulators and lifting and clamping mechanisms are usually required to clamp and fix the welded products. However, such equipment is large in size, high in cost, and has poor precision. It is not suitable for small components such as foil. Therefore, the welding quality of small foil components has been difficult to significantly improve. Summary of the invention

[0004] Therefore, the technical problem to be solved by the utility model is to overcome the problem of non-fixed welding position and angle when welding small and medium-sized components in the prior art, and to provide a welding fixing device and welding equipment.

[0005] In order to solve the above technical problems, the utility model provides a welding and fixing device, which includes: a substrate; a welding table, the welding table is arranged on the substrate; at least one pressing and positioning mechanism, the pressing and positioning mechanism includes a mounting assembly and a pressing assembly, the mounting assembly is connected to the substrate on one side of the welding table, the pressing assembly is arranged above the welding table through the mounting assembly, the pressing assembly includes a connecting shaft, a transmission block and a pressing block connected in sequence, one end of the connecting shaft is rotatably connected to the mounting assembly, and the other end is connected to the transmission block, when the pressing assembly is in a pressing and positioning state, the pressing block and the welding table press and fix the components to be welded from opposite sides.

[0006] In one embodiment of the utility model, the mounting assembly includes a first mounting portion, a second mounting portion and a third mounting portion connected in sequence, wherein the first mounting portion is connected to the substrate, the second mounting portion has the first mounting portion extending toward a side away from the substrate, the third mounting portion extends toward the welding table, and the third mounting portion is connected to the pressing assembly.

[0007] In one embodiment of the utility model, at least one mounting groove is provided on the first mounting portion, a plurality of adjustment holes are provided on the base plate, and a connecting member passes through the mounting groove and the adjustment holes to connect the base plate and the pressing and positioning mechanism.

[0008] In one embodiment of the utility model, the third mounting portion is provided with two connecting branches, a avoidance groove is formed between the two connecting branches, and the pressing assembly is connected in the avoidance groove around the rotation center line.

[0009] In one embodiment of the present invention, the pressing assembly further includes a reset member, and the reset member is disposed between the connecting shaft and the mounting assembly.

[0010] In an embodiment of the present invention, the reset element is a torsion spring.

[0011] In one embodiment of the utility model, the welding platform includes a supporting portion and a functional portion, the supporting portion is connected to the substrate, the functional portion protrudes from the supporting portion along the height direction of the welding platform, the component to be welded is placed on the functional portion, and when the pressing assembly is in a pressing and positioning state, the pressing block and the functional portion press and fix the component to be welded from opposite sides.

[0012] In one embodiment of the present invention, at least a portion of the pressing block is an elastic portion, and when the pressing assembly is in a pressing and positioning state, the elastic portion is in contact with the component to be welded.

[0013] In one embodiment of the present invention, it comprises two pressing and positioning mechanisms, and the two pressing and positioning mechanisms are arranged on two opposite sides of the welding platform.

[0014] The utility model also provides a welding device, which comprises the welding fixing device.

[0015] The above technical solution of the utility model has the following advantages compared with the prior art:

[0016] The welding fixing device and welding equipment described in the utility model support the sheet-like or other small components to be welded on the welding table, and at the same time, the part of the components protruding from the welding table is squeezed and fixed from the opposite side by a pressing and positioning mechanism, thereby realizing the pressing and fixing of the components. The components fixed by this device can always keep their welding position and angle fixed during the welding process. Compared with conventional welding methods, this application can greatly improve the welding quality, and at the same time has the significant advantages of small size, low cost and high pressing precision. It is a new type of welding fixing device and welding equipment with broad application prospects. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to make the content of the utility model more clearly understood, the utility model is further described in detail below based on specific embodiments of the utility model in combination with the accompanying drawings.

[0018] Figure 1 It is a three-dimensional structural schematic diagram of a pressing assembly in a welding fixing device in a preferred embodiment of the utility model when it is in a non-pressing positioning state;

[0019] Figure 2 yes Figure 1 A schematic diagram of the three-dimensional structure of the pressing assembly in the welding fixture shown in the figure when it is in a pressing and positioning state;

[0020] Figure 3 yes Figure 2 Front view of the welding fixture shown.

[0021] Explanation of the reference numerals in the specification: 100, welding table; 110, supporting part; 120, functional part; 200, pressing and positioning mechanism; 210, mounting assembly; 211, first mounting part; 2111, mounting groove; 212, second mounting part; 213, third mounting part; 2131, avoidance groove; 3132, connecting branch; 220, pressing assembly; 221, connecting shaft; 222, transmission block; 223, pressing block; 300, substrate; 310, adjustment hole; 1001, rotation center line. DETAILED DESCRIPTION

[0022] The present invention will be further described below in conjunction with the accompanying drawings and specific embodiments so that those skilled in the art can better understand the present invention and implement it, but the embodiments are not intended to limit the present invention.

[0023] Embodiment 1

[0024] See also Figures 1 to 3 As shown, this embodiment provides a welding and fixing device, which includes: a substrate 300; a welding table 100, the welding table 100 is arranged on the substrate 300; at least one pressing and positioning mechanism 200, the pressing and positioning mechanism 200 includes a mounting component 210 and a pressing component 220, the mounting component 210 is connected to the substrate 300 on one side of the welding table 100, the pressing component 220 is arranged above the welding table 100 through the mounting component 210, the pressing component 220 includes a connecting shaft 221, a transmission block 222 and a pressing block 223 connected in sequence, one end of the connecting shaft 221 is rotatably connected to the mounting component 210, and the other end is connected to the transmission block 222, when the pressing component 220 is in a pressing and positioning state, the pressing block 223 and the welding table 100 are pressed and fixed from opposite sides to the components to be welded.

[0025] The welding fixing device described in this embodiment supports the sheet or other small components to be welded on the welding table 100, and at the same time, the part of the components protruding from the welding table 100 is squeezed and fixed from the opposite side by the pressing and positioning mechanism 200, thereby realizing the pressing and fixing of the components. The components fixed by this device can always keep their welding position and angle fixed during the welding process. Compared with conventional welding methods, this application can greatly improve the welding quality, and at the same time has the significant advantages of small size, low cost and high pressing precision. It is a new type of welding fixing device with broad application prospects.

[0026] In this embodiment, a plurality of evenly spaced adjustment holes 310 are provided on the substrate 300, so that the welding table 100 and at least one pressing and positioning mechanism 200 can adjust their specific installation positions according to actual usage conditions, thereby further improving the flexibility of use and the scope of application of the device. The utility model does not impose any specific restrictions on the shape of the substrate 300 and the number and setting positions of the adjustment holes 310.

[0027] See also Figures 1 to 3 As shown, the welding platform 100 includes a support portion 110 and a functional portion 120. The support portion 110 is connected to the substrate 300. The functional portion 120 protrudes from the support portion 110 along the height direction of the welding platform 100, and the components to be welded are placed on the functional portion 120. Further, the support portion 110 includes a bottom plate connected to the substrate 300 and a support platform arranged at the center of the substrate 300 and extending in a direction away from the substrate 300. The arrangement of the bottom plate enables the welding platform 100 to expand its connection area with the substrate 300, thereby making the welding platform 100 and the substrate 300 have a higher installation stability. The structural arrangement of the support platform enables the functional portion 120 and the bottom plate to have an avoidance space that can be used to take and place the components to be welded, thereby facilitating the actual operation processing or adjusting the welding position. Further, the functional portion 120 is preferably a flat cylindrical platform, and its upper surface is arranged horizontally to carry the components to be welded.

[0028] See also Figures 1 to 3 As shown, the present embodiment includes two pressing and positioning mechanisms 200, which are arranged on opposite sides of the welding platform 100, so that the components to be welded can be pressed and fixed synchronously from opposite sides. Furthermore, the components to be welded in the present embodiment are sheet foils, so in actual use, the two pressing and positioning mechanisms 200 are arranged at both ends of the length direction of the sheet foil. When the pressing assembly 220 is in the pressing and positioning state, the pressing block 223 and the functional part 120 press and fix the components to be welded from opposite sides. In other embodiments, other numbers of pressing and positioning mechanisms 200 can be set according to the differences in the shapes or other properties of the actual components to be welded, and the present utility model does not impose specific restrictions on this.

[0029] In this embodiment, the mounting assembly 210 includes a first mounting portion 211, a second mounting portion 212 and a third mounting portion 213 which are connected in sequence, wherein the first mounting portion 211 is connected to the substrate 300, the second mounting portion 212 extends from the first mounting portion 211 toward a side away from the substrate 300, the third mounting portion 213 extends toward the welding table 100, and the third mounting portion 213 is connected to the pressing assembly 220. Furthermore, the mounting assembly 210 in this embodiment is arranged in a "Z" shape, wherein the first mounting portion 211 is used to be installed and fixed with the substrate 300, the second mounting portion 212 is used to make the third mounting portion 213 reach the target height and realize the connection between the first mounting portion 211 and the third mounting portion 213 at the same time, and the third mounting portion 213 is used to connect the pressing assembly 220. Based on this structural setting, the mounting assembly 210 can not only realize the installation and fixing function, but also provide an avoidance space for the components to be welded. Further, at least one mounting groove 2111 is provided on the first mounting portion 211, a plurality of adjustment holes 310 are provided on the base plate 300, and a connecting member passes through the mounting groove 2111 and the adjustment holes 310 to connect the base plate 300 and the press-fit positioning mechanism 200. Specifically, two mounting grooves 2111 are provided on the first mounting portion 211, and a connecting member passes through the mounting groove 2111 and the adjustment holes 310 to connect the base plate 300 and the press-fit positioning mechanism 200, and further, the connecting member is preferably a bolt.

[0030] In this embodiment, two connecting branches 2132 are provided on the third mounting portion 213, and an escape groove 2131 is provided between the two connecting branches 2132. The pressing assembly 220 is connected to the escape groove 2131 around the rotation center line 1001. The escape groove 2131 extends along the arrangement direction of the two pressing positioning mechanisms 200, and is used to provide a connection position and an escape space for rotation for the pressing assembly 220. In this embodiment, the pressing assembly 220 is rotatably connected to the escape groove 2131, and at the same time, the position of the two connecting branches 2132 is limited during its rotation process, thereby ensuring the stability of its rotation process. Furthermore, the first rotation center line 1001 is perpendicular to the extension direction of the connecting branches 2132 in the same horizontal plane, and passes through the connection between the pressing assembly 220 and the escape groove 2131.

[0031] See also Figures 1 to 3As shown, the connecting shaft 221 rotates around the rotation center line 1001, and the pressing assembly 220 also includes a reset member, which is arranged between the connecting shaft 221 and the mounting assembly 210. Further, the reset member is a torsion spring. Therefore, the pressing assembly 220 in this embodiment can achieve the function of automatic reset. Specifically, at least part of the pressing block 223 is an elastic part. When the pressing assembly 220 is in a pressing and positioning state, the elastic part contacts the component to be welded. Furthermore, the transmission block 222 in this embodiment is preferably a stainless steel component, and the pressing block 223 is a polytetrafluoroethylene component as a whole, thereby ensuring the pressing effect while avoiding extrusion damage or bending deformation to the component to be welded. In other embodiments, the pressing block 223 can also be set to other elastic materials with high temperature resistance, and the utility model does not make specific restrictions on this.

[0032] Embodiment 2

[0033] This embodiment provides a welding device, which includes the welding fixture and the welding device described in the first embodiment.

[0034] In summary, the welding fixing device and welding equipment described in the present invention support the sheet or other small components to be welded on the welding table 100, and at the same time, the part of the components protruding from the welding table 100 is squeezed and fixed from the opposite side by the pressing and positioning mechanism 200, thereby realizing the pressing and fixing of the components. The components fixed by this device can always keep their welding position and angle fixed during the welding process. Compared with conventional welding methods, this application can greatly improve the welding quality, while having the significant advantages of small size, low cost and high pressing precision. It is a new type of welding fixing device and welding equipment with broad application prospects.

[0035] Obviously, the above embodiments are merely examples for the purpose of clear explanation and are not intended to limit the implementation methods. For those skilled in the art, other different forms of changes or modifications can be made based on the above description. It is not necessary and impossible to list all the implementation methods here. The obvious changes or modifications derived from these are still within the scope of protection of the invention of the utility model.

Claims

1. A welding fixture, characterized in that: include: substrate; A welding platform, the welding platform is arranged on the substrate; At least one pressing and positioning mechanism, the pressing and positioning mechanism includes a mounting assembly and a pressing assembly, the mounting assembly is connected to the substrate on one side of the welding table, the pressing assembly is arranged above the welding table through the mounting assembly, the pressing assembly includes a connecting shaft, a transmission block and a pressing block connected in sequence, one end of the connecting shaft is rotatably connected to the mounting assembly, and the other end is connected to the transmission block, when the pressing assembly is in a pressing and positioning state, the pressing block and the welding table press and fix the components to be welded from opposite sides.

2. The welding fixture according to claim 1, characterized in that: The mounting assembly includes a first mounting portion, a second mounting portion, and a third mounting portion connected in sequence, wherein the first mounting portion is connected to the substrate, the second mounting portion has the first mounting portion extending toward a side away from the substrate, the third mounting portion extends toward the welding table, and the third mounting portion is connected to the pressing assembly.

3. The welding fixture according to claim 2, characterized in that: The first mounting portion is provided with at least one mounting groove, the base plate is provided with a plurality of adjustment holes, and a connecting member passes through the mounting groove and the adjustment holes to connect the base plate and the pressing and positioning mechanism.

4. The welding fixture according to claim 2, characterized in that: The third mounting portion is provided with two connecting branches, a avoidance groove is formed between the two connecting branches, and the pressing assembly is connected in the avoidance groove around the rotation center line.

5. The welding fixture according to claim 1, characterized in that: The pressing assembly further comprises a reset member, and the reset member is arranged between the connecting shaft and the mounting assembly.

6. The welding fixture according to claim 5, characterized in that: The reset element is a torsion spring.

7. The welding fixture according to claim 1, characterized in that: The welding platform includes a supporting part and a functional part, the supporting part is connected to the substrate, the functional part protrudes from the supporting part along the height direction of the welding platform, the component to be welded is placed on the functional part, and when the pressing assembly is in a pressing and positioning state, the pressing block and the functional part press and fix the component to be welded from opposite sides.

8. The welding fixture according to claim 1, characterized in that: At least a portion of the pressing block is an elastic portion, and when the pressing assembly is in a pressing and positioning state, the elastic portion is in contact with the component to be welded.

9. The welding fixture according to claim 1, characterized in that: It comprises two pressing and positioning mechanisms, which are arranged on two opposite sides of the welding platform.

10. A welding device, characterized in that: The invention comprises the welding fixing device as described in any one of claims 1 to 9.

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