Positioning and clamping device for welding fixture

Abstract

The utility model relates to the technical field of welding fixtures, and discloses a positioning and clamping device for a welding fixture, which comprises a base, a clamping device is arranged on one side of the outer surface of the base, the clamping device comprises a device frame, a hydraulic machine is arranged on one side of the outer surface of the device frame, and a movable frame is arranged on one side of the outer surface of the device frame. A connecting box is arranged on one side of the outer surface of the movable frame, a device pipe is arranged in the connecting box, a chuck is arranged at one end of the device pipe, an auxiliary pipe is arranged on one side of the outer surface of the device pipe, an inserting rod is arranged in the auxiliary pipe, and a movable rod is arranged on one side of the outer surface of the inserting rod. When the threaded rod rotates, the movable plate moves up and down, when the movable plate extrudes the movable rod, the movable rod drives the insertion rod to move, when the movable rod and the movable plate are disconnected, the movable rod moves under the action of the spring, and when the insertion rod and the chuck are disconnected, the chuck can be taken down, and therefore the effect of replacing the chuck is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of welding fixtures, in particular to a positioning clamping device for welding fixtures. Background Art

[0002] Welding fixtures are tools or devices used to hold and support workpieces for welding. They are usually made of metal and are designed to hold the workpieces in the correct position and angle during the welding process to ensure the quality and accuracy of the welded joint. The design of welding fixtures can vary depending on the required welding task and the shape and size of the workpieces. They are widely used in the manufacturing industry, especially in metal processing and fabrication processes, to improve welding efficiency, accuracy and safety.

[0003] After searching, the patent number is (CN217750082U). A one-bay multi-position positioning clamping device for welding fixtures includes a fixed shell, a fixed groove is arranged inside the fixed shell, an electric telescopic rod is installed inside the fixed groove, a transmission tooth plate is installed on the upper end of the electric telescopic rod, and a second fixed frame is installed on both sides of the upper end of the fixed shell outside the transmission tooth plate, and a second transmission gear is rotatably installed on the upper end of the second fixed frame, and a first fixed frame is installed on both sides of the outside of the second fixed frame outside the fixed shell, and a first transmission gear is rotatably installed on the upper end of the first fixed frame, and the first transmission gear is meshed and connected with the second transmission gear. The clamping structure reduces the overall size compared with the traditional clamping device, so that the clamping work can be carried out in a small space, but when the structure is used, it is not convenient to replace the chuck, which makes it very limited to use, so now a new structure is proposed to solve this technical problem. Utility Model Content

[0004] 1. Technical issues to be solved

[0005] In view of the deficiencies in the prior art, the utility model provides a positioning and clamping device for a welding fixture, which has the advantages of easy replacement of the chuck, etc., and solves the problem that the traditional device mentioned in the above background technology is not convenient for replacing the chuck.

[0006] (II) Technical solution

[0007] In order to achieve the purpose of facilitating the replacement of the chuck mentioned in the above background technology, the utility model provides the following technical solution: a positioning clamping device for a welding fixture, comprising a base, and a clamping device is provided on one side of the outer surface of the base;

[0008] The clamping device includes a device frame, a hydraulic press is provided on one side of the outer surface of the device frame, a movable frame is provided on one side of the outer surface of the device frame, a connecting box is provided on one side of the outer surface of the movable frame, a device pipe is provided inside the connecting box, a clamp is provided at one end of the device pipe, an auxiliary pipe is provided on one side of the outer surface of the device pipe, an insertion rod is provided inside the auxiliary pipe, a movable rod is provided on one side of the outer surface of the insertion rod, a spring is provided on one side of the outer surface of the movable rod, a threaded rod is provided inside the connecting box, a movable plate is provided at one end of the threaded rod, and a support rod is provided on one side of the outer surface of the movable plate.

[0009] Preferably, the number of the connection boxes is two, and the two connection boxes are evenly arranged on one side of the outer surface of the upper and lower movable frames.

[0010] Preferably, one side of the outer surface of the connection box contacts one side of the outer surface of the movable frame, passes through one side of the outer surface of the movable frame, reaches the other side of the outer surface of the movable frame, and is fixedly connected to the movable frame.

[0011] Preferably, there are multiple device pipes, and the multiple device pipes are grouped in pairs and are evenly arranged in the upper and lower connection boxes.

[0012] Preferably, one end of the device pipe contacts one side of the inner wall of the connection box, passes through one side of the inner wall of the connection box, reaches one side of the outer surface of the connection box, and is fixedly connected to the connection box.

[0013] Preferably, one end of the auxiliary tube contacts one side of the outer surface of the device tube, passes through one side of the outer surface of the device tube, reaches one side of the inner wall of the device tube, and is fixedly connected to the device tube.

[0014] Slide grooves are arranged on the upper and lower sides of the inner wall of the auxiliary tube, and one side of the outer surface of the slide groove contacts one side of the inner wall of the auxiliary tube and penetrates one side of the inner wall of the auxiliary tube to one side of the outer surface of the auxiliary tube, and the insertion rod is arranged in the auxiliary tube, and a sliding rod is arranged on one side of the outer surface of the insertion rod, and one end of the sliding rod is fixedly connected to one side of the outer surface of the insertion rod, and the other end of the sliding rod is slidably connected to the inner wall of the slide groove, so that the insertion rod has more stability when moving left and right;

[0015] An inclined surface is provided on one side of the outer surface of the movable plate, and the inclined surface contacts one end of the movable rod, so that when the movable plate moves up and down, the movable plate squeezes the movable rod, and the movable rod drives the insertion rod to move. When the movable plate is disconnected from one end of the movable rod, the movable rod moves under the action of the spring, so that the insertion rod can move left and right.

[0016] Compared with the prior art, the utility model provides a positioning and clamping device for a welding fixture, which has the following beneficial effects:

[0017] 1. The utility model, through the threaded rod arranged in the clamping device, when the threaded rod is rotated, the movable plate moves up and down, when the movable plate presses the movable rod, the movable rod drives the insertion rod to move, when the movable rod is disconnected from the movable plate, the movable rod moves under the action of the spring, when the insertion rod is disconnected from the chuck, the chuck can be removed, thereby achieving the effect of replacing the chuck.

[0018] 2. The utility model uses a hydraulic press disposed in the clamping device. When the hydraulic press is started, the upper and lower movable frames move up and down, so that when the clamping plate contacts the equipment, the device can achieve the clamping effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 This is a front view cross-sectional schematic diagram of the structure of the utility model;

[0020] Figure 2 This is a front view and cross-sectional schematic diagram of the structural clamping device of the utility model;

[0021] Figure 3 It is a partially enlarged schematic diagram of the front view and section of the structural clamping device of the utility model.

[0022] Among them: 1. base; 2. clamping device; 201. device frame; 202. hydraulic press; 203. movable frame; 204. connection box; 205. device pipe; 206. chuck; 207. auxiliary pipe; 208. plug rod; 209. movable rod; 210. spring; 211. threaded rod; 212. movable plate; 213. support rod. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] See also Figure 1-Figure 3 , a positioning and clamping device for a welding fixture, comprising a base 1;

[0025] like Figure 1 As shown, a clamping device 2 is provided on one side of the outer surface of the base 1;

[0026] like Figure 2 and Figure 3As shown, the clamping device 2 includes a device frame 201, a hydraulic press 202 is arranged on one side of the outer surface of the device frame 201, a movable frame 203 is arranged on one side of the outer surface of the device frame 201, a connecting box 204 is arranged on one side of the outer surface of the movable frame 203, a device tube 205 is arranged inside the connecting box 204, a clamping plate 206 is arranged at one end of the device tube 205, an auxiliary tube 207 is arranged on one side of the outer surface of the device tube 205, an insertion rod 208 is arranged inside the auxiliary tube 207, a movable rod 209 is arranged on one side of the outer surface of the insertion rod 208, a spring 210 is arranged on one side of the outer surface of the movable rod 209, a threaded rod 211 is arranged inside the connecting box 204, a movable plate 212 is arranged at one end of the threaded rod 211, and a support rod 213 is arranged on one side of the outer surface of the movable plate 212.

[0027] Specifically, Figure 2 and Figure 3 As shown, there are two connection boxes 204 , and the two connection boxes 204 are evenly arranged on one side of the outer surface of the upper and lower movable frames 203 .

[0028] Specifically, Figure 2 and Figure 3 As shown, one side of the outer surface of the connection box 204 contacts one side of the outer surface of the movable frame 203 , passes through one side of the outer surface of the movable frame 203 , reaches the other side of the outer surface of the movable frame 203 , and is fixedly connected to the movable frame 203 .

[0029] Specifically, Figure 2 and Figure 3 As shown, there are multiple device pipes 205, and each of the multiple device pipes 205 is a group of two, and are evenly arranged in the upper and lower connection boxes 204.

[0030] Specifically, Figure 2 and Figure 3 As shown, one end of the device pipe 205 contacts one side of the inner wall of the connection box 204 , passes through one side of the inner wall of the connection box 204 , reaches one side of the outer surface of the connection box 204 , and is fixedly connected to the connection box 204 .

[0031] Specifically, Figure 2 and Figure 3 As shown, one end of the auxiliary tube 207 contacts one side of the outer surface of the device tube 205, penetrates one side of the outer surface of the device tube 205, reaches one side of the inner wall of the device tube 205, and is fixedly connected to the device tube 205.

[0032] Through the above technical solution, the inner wall of the auxiliary tube 207 is provided with slide grooves on both sides, and one side of the outer surface of the slide groove contacts one side of the inner wall of the auxiliary tube 207, and penetrates one side of the inner wall of the auxiliary tube 207 to one side of the outer surface of the auxiliary tube 207, and the insertion rod 208 is arranged in the auxiliary tube 207, and a sliding rod is arranged on one side of the outer surface of the insertion rod 208, and one end of the sliding rod is fixedly connected to one side of the outer surface of the insertion rod 208, and the other end of the sliding rod is slidably connected to the inner wall of the slide groove, so that the insertion rod 208 is more stable when moving left and right;

[0033] An inclined surface is provided on one side of the outer surface of the movable plate 212, and the inclined surface contacts one end of the movable rod 209, so that when the movable plate 212 moves up and down, the movable plate 212 squeezes the movable rod 209, and the movable rod 209 drives the insertion rod 208 to move. When the movable plate 212 is disconnected from one end of the movable rod 209, the movable rod 209 moves under the action of the spring 210, so that the insertion rod 208 can move left and right.

[0034] When in use, the base 1 is fixedly connected to the clamping device 2, and then the threaded rod 211 is rotated to make the movable plate 212 move up and down. When the movable plate 212 squeezes the movable rod 209, the movable rod 209 drives the insertion rod 208 to move. When the movable plate 212 is disconnected from the movable rod 209, the spring 210 pushes the movable rod 209 to move, thereby making the insertion rod 208 move left and right. When the insertion rod 208 is disconnected from the chuck 206, the chuck 206 can be removed, thereby achieving the effect of replacing the chuck 206.

[0035] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A positioning and clamping device for a welding fixture, comprising a base (1), characterized in that: A clamping device (2) is provided on one side of the outer surface of the base (1); The clamping device (2) comprises a device frame (201), a hydraulic press (202) is arranged on one side of the outer surface of the device frame (201), a movable frame (203) is arranged on one side of the outer surface of the device frame (201), a connection box (204) is arranged on one side of the outer surface of the movable frame (203), a device pipe (205) is arranged inside the connection box (204), a chuck (206) is arranged at one end of the device pipe (205), and a clamping plate (206) is arranged on one side of the outer surface of the device pipe (205). An auxiliary tube (207) is arranged on the side, an insertion rod (208) is arranged inside the auxiliary tube (207), a movable rod (209) is arranged on one side of the outer surface of the insertion rod (208), a spring (210) is arranged on one side of the outer surface of the movable rod (209), a threaded rod (211) is arranged inside the connection box (204), a movable plate (212) is arranged at one end of the threaded rod (211), and a support rod (213) is arranged on one side of the outer surface of the movable plate (212).

2. A positioning and clamping device for a welding fixture according to claim 1, characterized in that: The number of the connection boxes (204) is two, and the two connection boxes (204) are evenly arranged on one side of the outer surface of the upper and lower movable frames (203).

3. A positioning and clamping device for a welding fixture according to claim 1, characterized in that: One side of the outer surface of the connection box (204) contacts one side of the outer surface of the movable frame (203), penetrates one side of the outer surface of the movable frame (203), reaches the other side of the outer surface of the movable frame (203), and is fixedly connected to the movable frame (203).

4. A positioning and clamping device for a welding fixture according to claim 1, characterized in that: The number of the device pipes (205) is multiple, and the multiple device pipes (205) are grouped in pairs and are evenly arranged in the upper and lower connection boxes (204).

5. A positioning and clamping device for a welding fixture according to claim 1, characterized in that: One end of the device pipe (205) contacts one side of the inner wall of the connection box (204), passes through one side of the inner wall of the connection box (204), reaches one side of the outer surface of the connection box (204), and is fixedly connected to the connection box (204).

6. A positioning and clamping device for a welding fixture according to claim 1, characterized in that: One end of the auxiliary tube (207) contacts one side of the outer surface of the device tube (205), penetrates one side of the outer surface of the device tube (205), reaches one side of the inner wall of the device tube (205), and is fixedly connected to the device tube (205).

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