Precise welding tool

Abstract

The utility model belongs to the technical field of welding equipment, and provides a precise welding tool which comprises a bottom plate, a clamping plate, a positioning plate, a pressing plate and a pressing mechanism, at least two main body positioning pins are arranged in the middle of the upper end of the positioning plate, at least two pressing plate positioning pins are arranged on the edge of the upper end of the positioning plate, and a plurality of floating blocks are arranged on the edge of the pressing plate. At least four side pushing mechanisms are arranged on the periphery of the pressing plate at intervals, a plurality of inclined wedges are further arranged on the periphery of the pressing plate at intervals, the inclined wedges are arranged on the pushing sides of the side pushing mechanisms, one end of the pressing mechanism is rotationally connected with the bottom plate, the other end of the pressing mechanism is arranged at the upper end of the pressing plate in a pressed mode, and avoiding through holes are formed in the positions, corresponding to the pressing mechanism, the floating block and the side pushing mechanisms, of the positioning plate. According to the precise welding tool, the welding workpiece is placed on the positioning plate, X-direction, Y-direction and Z-direction size compensation is conducted on the welding workpiece through the side pushing mechanism, the floating block and the pressing plate, and meanwhile the welding workpiece is laterally clamped through the pressing mechanism to prevent welding deformation.

Description

Technical Field

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

[0002] Precision welding refers to a welding process that can achieve the purpose of precise forming and manufacturing. Generally, methods with high energy density welding can achieve the purpose of precision welding.

[0003] Existing welding tools can only achieve precise positioning for products of one size, but product tolerances lead to differences in product size, which ultimately causes positioning errors and makes it impossible to achieve precise welding. Utility Model Content

[0004] The utility model aims to provide a precision welding tool to solve the problem that the existing welding tool cannot eliminate the positioning error caused by the tolerance of parts.

[0005] The utility model provides a precision welding tool, comprising a base plate, a clamping plate arranged at the upper end of the base plate, a positioning plate arranged at the upper end of the clamping plate, a pressure plate arranged at the upper end of the positioning plate, and a clamping mechanism connected to the base plate, at least two main body positioning pins are arranged in the middle of the upper end of the positioning plate, at least two pressure plate positioning pins are arranged at the edge of the upper end of the positioning plate, a plurality of floating blocks are arranged at the edge of the pressure plate, at least four side-thrust mechanisms are arranged at intervals around the pressure plate, a plurality of inclined wedge blocks are also arranged at intervals around the pressure plate, the inclined wedge blocks are arranged on the pushing side of the side-thrust mechanism, one end of the clamping mechanism is rotatably connected to the base plate, and the other end is pressed on the upper end of the pressure plate, and avoidance through holes are arranged at positions corresponding to the positioning plate, the clamping mechanism, the floating block and the side-thrust mechanism.

[0006] The above-mentioned precision welding tooling places the welding workpiece on the positioning plate, and compensates the X, Y, and Z dimensions of the welding workpiece through the side push mechanism, floating block, and pressure plate, and at the same time clamps the welding workpiece laterally through the clamping mechanism to prevent welding deformation.

[0007] Furthermore, the clamping mechanism includes a connecting rod rotatably connected to the base plate and a cam rotatably connected to the connecting rod.

[0008] Furthermore, the side thrust mechanism includes a thrust motor and a thrust block connected to the thrust motor.

[0009] Furthermore, a clamping groove is provided at a position of the pressing plate corresponding to the cam.

[0010] Furthermore, a notch is provided at positions corresponding to the bottom plate, the clamping plate, the positioning plate, the pressure plate and the connecting rod.

[0011] Furthermore, two of the clamping mechanisms are provided on each side of the bottom plate.

[0012] Furthermore, the two clamping mechanisms on the same side are connected by a handle rod.

[0013] Furthermore, the lower end of the floating block is connected to the bottom plate via a spring. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a structural schematic diagram of the precision welding tool in the first embodiment of the utility model.

[0015] Description of main component symbols:

[0016] Base Plate 10 Pressure plate 40 Floating Block 60 Splint 20 Clamping groove 41 Side thrust mechanism 70 Positioning plate 30 Clamping mechanism 50 Angle wedge 80 Main body positioning pin 31 link 51 Handlebar 90 Pressure plate positioning pin 32 Cam 52

[0017] The following specific implementation manner will further illustrate the present utility model in conjunction with the above-mentioned drawings. DETAILED DESCRIPTION

[0018] In order to facilitate the understanding of the utility model, the utility model will be described more comprehensively with reference to the relevant drawings. Several embodiments of the utility model are given in the drawings. However, the utility model can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the utility model more thorough and comprehensive.

[0019] It should be noted that when an element is referred to as being "fixed to" another element, it may be directly on the other element or there may be a central element. When an element is considered to be "connected to" another element, it may be directly connected to the other element or there may be a central element at the same time. The terms "vertical", "horizontal", "left", "right" and similar expressions used herein are for illustrative purposes only.

[0020] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by those skilled in the art in the technical field of the present invention. The terms used herein in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention. The term "and / or" used herein includes any and all combinations of one or more related listed items.

[0021] See also Figure 1The utility model provides a precision welding tool, comprising a base plate 10, a clamping plate 20 arranged at the upper end of the base plate 10, a positioning plate 30 arranged at the upper end of the clamping plate 20, a pressing plate 40 arranged at the upper end of the positioning plate 30, and a clamping mechanism 50 connected to the base plate 10, wherein at least two main body positioning pins 31 are arranged in the middle of the upper end of the positioning plate 30, at least two pressing plate positioning pins 32 are arranged at the edge of the upper end of the positioning plate 30, and the edge of the pressing plate 40 is provided with a There are multiple floating blocks 60, at least four side thrust mechanisms 70 are arranged at intervals around the pressure plate 40, and multiple inclined wedge blocks 80 are arranged at intervals around the pressure plate 40. The inclined wedge blocks 80 are arranged on the pushing side of the side thrust mechanism 70. One end of the clamping mechanism 50 is rotatably connected to the base plate 10, and the other end is pressed on the upper end of the pressure plate 40. The positioning plate 30 and the positions corresponding to the clamping mechanism 50, the floating blocks 60 and the side thrust mechanism 70 are all provided with avoidance through holes.

[0022] The above-mentioned precision welding tooling places the welding workpiece on the positioning plate 30, and compensates the welding workpiece in X, Y, and Z directions through the side push mechanism 70, the floating block 60, and the pressure plate 40, while the welding workpiece is clamped laterally by the clamping mechanism 50 to prevent welding deformation.

[0023] Specifically, the lower end of the floating block 60 is connected to the bottom plate 10 through a spring to flexibly support the welding workpiece. When the inclined wedge block 80 is pushed forward, the positioning plate 30 is pushed upward, so that the positioning plate 30 and the pressure plate 40 are clamped more tightly.

[0024] In one embodiment of the utility model, the clamping mechanism 50 includes a connecting rod 51 rotatably connected to the base plate 10 and a cam 52 rotatably connected to the connecting rod 51. When in use, the connecting rod 51 is rotated to the upper side of the pressure plate 40, and then the cam 52 is rotated so that the cam 52 presses the edge of the pressure plate 40.

[0025] In one embodiment of the present invention, the side-pushing mechanism 70 may be composed of a pushing motor and a pushing block connected to the pushing motor to achieve a pushing function.

[0026] In an embodiment of the present invention, a pressing groove 41 is provided at a position of the pressing plate 40 corresponding to the cam 52 to improve the pressing effect.

[0027] In an embodiment of the present invention, a notch is provided at positions corresponding to the bottom plate 10 , the clamping plate 20 , the positioning plate 30 , the pressing plate 40 and the connecting rod 51 , so that the connecting rod 51 can be arranged vertically.

[0028] In an embodiment of the present invention, two clamping mechanisms 50 are provided on each side of the bottom plate 10 to improve the clamping effect.

[0029] In one embodiment of the present invention, the two clamping mechanisms 50 on the same side are connected by a handle bar 90 so that the two clamping mechanisms 50 can be operated simultaneously, thereby improving the operational convenience.

[0030] The above-mentioned embodiments only express several implementation methods of the utility model, and the descriptions thereof are relatively specific and detailed, but they cannot be understood as limiting the scope of the patent of the utility model. It should be pointed out that, for ordinary technicians in this field, several variations and improvements can be made without departing from the concept of the utility model, and these all belong to the protection scope of the utility model. Therefore, the protection scope of the utility model patent shall be based on the attached claims.

Claims

1. A precision welding tool, characterized in that: The invention comprises a bottom plate, a clamping plate arranged at the upper end of the bottom plate, a positioning plate arranged at the upper end of the clamping plate, a pressure plate arranged at the upper end of the positioning plate, and a clamping mechanism connected to the bottom plate, at least two main body positioning pins are arranged in the middle of the upper end of the positioning plate, at least two pressure plate positioning pins are arranged at the edge of the upper end of the positioning plate, a plurality of floating blocks are arranged at the edge of the pressure plate, at least four side-thrust mechanisms are arranged at intervals around the pressure plate, a plurality of inclined wedge blocks are also arranged at intervals around the pressure plate, the inclined wedge blocks are arranged on the pushing side of the side-thrust mechanism, one end of the clamping mechanism is rotatably connected to the bottom plate, and the other end is pressed on the upper end of the pressure plate, and avoidance through holes are arranged at positions corresponding to the positioning plate, the clamping mechanism, the floating block and the side-thrust mechanism.

2. The precision welding tool according to claim 1, characterized in that: The clamping mechanism includes a connecting rod rotatably connected to the base plate and a cam rotatably connected to the connecting rod.

3. The precision welding tool according to claim 1, characterized in that: The side thrust mechanism comprises a thrust motor and a thrust block connected to the thrust motor.

4. The precision welding tool according to claim 2, characterized in that: A pressing groove is provided at a position of the pressing plate corresponding to the cam.

5. The precision welding tool according to claim 2, characterized in that: A notch is provided at positions corresponding to the bottom plate, the clamping plate, the positioning plate, the pressure plate and the connecting rod.

6. The precision welding tool according to claim 2, characterized in that: Two of the clamping mechanisms are provided on each side of the bottom plate.

7. The precision welding tool according to claim 6, characterized in that: The two clamping mechanisms on the same side are connected by a handle bar.

8. The precision welding tool according to claim 1, characterized in that: The lower end of the floating block is connected to the bottom plate through a spring.

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