Manual welding fixing jig

Abstract

The utility model relates to the technical field of fixing jigs, in particular to a manual welding fixing jig. The height limiting device comprises an operation table, a bottom plate is arranged on the upper surface of the operation table, two side plates, a plurality of height limiting plates and a plurality of limiting columns are fixedly connected to the upper surface of the bottom plate, clamping blocks are rotationally connected to the upper surfaces of the side plates, a circuit board is arranged on the upper surfaces of the height limiting plates, and a plurality of welding pieces are arranged on the upper surface of the circuit board. A plurality of welding parts are arranged on the bottom plate, every two welding parts form a group, an extrusion tool is mounted on the upper surface of one group of welding parts, an auxiliary structure is arranged on the lower surface of the bottom plate and comprises a fixing disc, the fixing disc is fixedly connected with the bottom plate, and a plurality of limiting grooves and a plurality of auxiliary grooves are formed in the fixing disc. The problems that due to the fact that a jig cannot rotate, the directions of welding feet of a welding piece are different, when the welding feet are inconvenient to weld by workers, the working speed of the workers is decreased, and the working efficiency of the whole assembly line is reduced are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of fixing jigs, in particular to a hand welding fixing jig. Background Art

[0002] The fixing fixture is composed of a base plate, side plates, limit columns, blocking blocks, extrusion tooling and a height limit plate. It is mainly used to facilitate personnel to weld welded parts on the short-circuit board. It is a fixing fixture that is more common in the existing technology.

[0003] In the existing technology, the circuit board is first fixed on the jig, and then the person holds the welding rod in one hand and the welding gun in the other hand to weld the workpiece. Since the jig cannot be rotated and the orientation of the welding feet of the welded parts is different, when the orientation of the welding feet is not convenient for the person to weld, the person can only adjust the direction of his hand and needs to operate more carefully to ensure the welding yield, which will lead to a decrease in the person's working speed and reduce the work efficiency of the entire assembly line. Utility Model Content

[0004] The purpose of the utility model is to solve the shortcomings of the prior art that the jig cannot be rotated, and the orientations of the welding feet of the welded parts are different. When the orientations of the welding feet are inconvenient for personnel to weld, the operating speed of the personnel will be reduced, and the work efficiency of the entire assembly line will be reduced. The hand welding fixed jig is proposed.

[0005] The fixing device of the present invention is a kind of fixing device for fixing a plurality of welding parts, and the fixing device for fixing the welding parts is fixedly mounted on the fixing plate, the fixing device for fixing the welding parts is fixedly mounted on the fixing plate, the fixing device for fixing the welding parts is fixedly mounted on the fixing plate, the fixing device for fixing the welding parts is fixedly mounted on the fixing plate, The locking plate is fixedly connected to the auxiliary slot, and the lower surface of the fixing plate is rotatably connected to the connecting rod, and the arc surface of the connecting rod is slidably connected to the fixing rod, and the connecting rod is fixedly connected to the inner wall of the fixing plate, and the connecting rod is fixedly connected to the inner wall of the fixing plate, and a swivel is fixedly connected to the end of the connecting rod away from the fixing plate.

[0006] The effect achieved by the above components is: by setting up an auxiliary structure, when the personnel completes welding the welded part facing themselves, the personnel can rotate the swivel to make the block slide out of the inner wall of the slot, and then the second spring rebounds to make the block slide out of the connecting slot. At this time, the personnel can rotate the base plate so that the welding direction of the next welded part is facing the operator, which makes it easier for the personnel to weld the welded part.

[0007] Preferably, a limiting rod is fixedly connected to the inner wall of the auxiliary groove, and the limiting rod is slidably connected to the clamping block.

[0008] The effects achieved by the above components are as follows: the limiting rod can limit the clamping block, thereby preventing the clamping block from being dislocated when sliding on the inner wall of the auxiliary groove.

[0009] Preferably, the arc surface of the rotating ring is fixedly connected to a handle, and the handle is circular.

[0010] The effect achieved by the above components is that the turning handle can facilitate personnel to rotate the swivel, which can improve the convenience of personnel operation.

[0011] Preferably, a third spring is provided between the side of the moving block away from the clamping slot and the mounting slot, and two ends of the third spring are fixedly connected to the moving block and the mounting slot respectively.

[0012] The effects achieved by the above components are: the third spring can achieve the effect of resetting the moving block, which can reduce the number of steps for personnel to operate the swivel.

[0013] Preferably, an end of the fixing column away from the connecting column is fixedly connected to an anti-slip pad, and the cross-section of the anti-slip pad is circular.

[0014] The effect achieved by the above components is that the anti-slip pad can increase the friction between the fixed column and the operating table, and can prevent the fixed column from moving during the operation.

[0015] Preferably, the card block is a PVC block.

[0016] The effects achieved by the above components are: the PVC block has greater strength and better wear resistance, and short-term use is not likely to cause significant wear to the block.

[0017] In summary, the beneficial effects of the present invention are as follows:

[0018] In the present invention, when it is necessary to solder the welding parts to the circuit board, the personnel first places the circuit board between the two side plates, so that the limit holes reserved on the circuit board correspond to the limit columns, so that the lower surface of the circuit board fits into the slot platform, and then the personnel rotates the four blocking blocks to limit the circuit board. After that, the personnel place the welding parts on the height limit platform on the height limit plate, and then the personnel limit and fix the welding parts by squeezing the tooling. At this time, the personnel can start welding the welding parts. After welding one set of welding parts, when another set of welding parts on the circuit board needs to be welded, the personnel can first rotate the fixed disk, and the fixed disk drives the bottom plate to rotate, and the bottom plate drives the two side plates, several height limit plates and several limit columns to rotate. The two side plates drive the circuit board to rotate until the welding direction of the next welded part faces a position that is convenient for the personnel to weld. At this time, the personnel presses the bottom plate downward, and the bottom plate drives the fixed plate to move downward, and the fixed plate drives several blocks, several first springs, several limit columns and connecting columns to move downward, wherein the block is a PVC block, which has greater strength and good wear resistance, and is not prone to greater wear on the block due to short-term use. Then the connecting column drives the second spring to reel. In the process of the fixed plate moving downward, the limit block will first slide into the inner wall of the limit groove, and then the block will abut against the fixed column, driving the block to move, and the block slides on the arc surface of the limit rod, wherein the limit rod can play the role of limiting the block. It can prevent the card block from being misplaced when sliding on the inner wall of the auxiliary groove, and then the card block also drives the first spring to contract, and then the card block will first slide into the inner wall of the connecting groove. After moving to the appropriate position, the first spring rebounds and drives the card block to move in the direction close to the card slot until the card block slides into the inner wall of the card slot. At this time, the personnel can weld another set of welding parts. When the fixed disk needs to be rotated again, the personnel can first use the handle to drive the swivel to rotate, wherein the handle can facilitate the personnel to rotate the swivel, which can improve the personnel's operation convenience. Then the swivel drives several connecting rods to rotate, and the connecting rods slide on the inner wall of the positioning groove, and the connecting rods drive the moving block to move, and the moving block drives the third spring to stretch, wherein the first The three springs can achieve the effect of resetting the moving block, which can reduce the number of operating steps for the personnel on the swivel, until it contacts the card block and drives the card block to move in the direction away from the card slot. When the card block slides out of the card slot, the second spring rebounds and drives the connecting column to move upward, and the connecting column drives the fixed plate to move upward, and the fixed plate drives the bottom plate and the card block to move upward. At this time, the personnel can adjust the circuit board to a welding position suitable for welding the next group of welding parts. The anti-slip pad at the lower end of the fixed column can increase the friction between the fixed column and the operating table, which can prevent the fixed column from moving during the operation. By setting up an auxiliary structure, it is convenient for personnel to rotate the circuit board, making it more convenient for personnel to weld the welding parts on the circuit board.This can speed up the work of personnel and improve work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0020] Figure 2 This is a schematic diagram of the auxiliary structure of the utility model;

[0021] Figure 3 This is a schematic diagram of the split structure of the auxiliary structure of the utility model;

[0022] Figure 4 For this utility model Figure 3 Schematic diagram of the structure viewed from above;

[0023] Figure 5 For this utility model Figure 4 A magnified view of point A;

[0024] Figure 6 For this utility model Figure 4 Schematic diagram of the top view structure;

[0025] Figure 7 For the utility model Figure 6 Enlarged view of point B.

[0026] Legend: 1. Bottom plate; 2. Side plate; 3. Auxiliary structure; 301. Fixed plate; 302. Auxiliary slot; 303. Limiting slot; 304. Limiting rod; 305. First spring; 306. Clamping block; 307. Connecting column; 308. Second spring; 309. Fixed column; 310. Connecting slot; 311. Clamping slot; 312. Mounting slot; 313. Moving block; 314. Positioning slot; 315. Connecting rod; 316. Third spring; 317. Swivel; 318. Turning handle; 319. Anti-slip pad; 320. Limiting block; 4. Limiting column; 5. Clamping block; 6. Extrusion tooling; 7. Welding part; 8. Height limit plate; 9. Circuit board; 10. Operating table. DETAILED DESCRIPTION

[0027] Reference Figure 1 As shown, the utility model provides a technical solution: a hand welding fixing fixture, including an operating table 10, the upper surface of the operating table 10 is provided with a base plate 1, the upper surface of the base plate 1 is fixedly connected with two side panels 2, several height limit plates 8 and several limit columns 4, the upper surface of the side panel 2 is rotatably connected with a positioning block 5, the upper surfaces of the several height limit plates 8 are provided with a circuit board 9, the upper surface of the circuit board 9 is provided with several welding parts 7, the several welding parts 7 are grouped in pairs, the upper surface of a group of welding parts 7 is installed with an extrusion tooling 6, and the lower surface of the base plate 1 is provided with an auxiliary structure 3.

[0028] The following describes in detail the specific settings and functions of the auxiliary structure 3.

[0029] Reference Figures 2 to 7As shown, in this embodiment: the auxiliary structure 3 includes a fixed disk 301, the fixed disk 301 is fixedly connected to the bottom plate 1, a plurality of limiting grooves 303 and a plurality of auxiliary grooves 302 are opened inside the fixed disk 301, the inner wall of the auxiliary groove 302 is slidably connected with a clamping block 306, a first spring 305 is provided between one side of the clamping block 306 and the auxiliary groove 302, and the two ends of the first spring 305 are respectively fixedly connected to the clamping block 306 and the auxiliary groove 302, the lower surface of the fixed disk 301 is rotatably connected to a connecting column 307, the arc surface of the connecting column 307 is slidably connected to a fixing column 309, the connecting column 307 slides on the inner wall of the fixing column 309, and a second spring 307 is provided between the end of the connecting column 307 away from the fixed disk 301 and the fixing column 309. 8. The two ends of the second spring 308 are fixedly connected to the fixed column 309 and the connecting column 307 respectively. The upper surface of the fixed column 309 is fixedly connected with a plurality of limit blocks 320. The plurality of limit blocks 320 correspond to the plurality of limit grooves 303. The inner wall of the fixed column 309 is provided with a plurality of connecting grooves 310, a plurality of card slots 311, a plurality of installation grooves 312 and a plurality of positioning grooves 314. The connecting grooves 310, the card slots 311, the installation grooves 312 and the positioning grooves 314 are all interconnected. The inner wall of the installation groove 312 is slidably connected with a moving block 313. The inner wall of the positioning groove 314 is slidably connected with a connecting rod 315. The connecting rod 315 is fixedly connected to the moving block 313. The side of the plurality of connecting rods 315 away from the moving block 313 is fixed. The fixed connection is provided with a swivel 317. By setting up the auxiliary structure 3, when the personnel completes welding the welding part 7 facing their own direction, the personnel can rotate the swivel 317 to make the block 306 slide out of the inner wall of the slot 311, and then the second spring 308 rebounds to make the block 306 slide out of the connecting slot 310. At this time, the personnel can rotate the base plate 1 so that the welding direction of the next welding part 7 is facing the operator, which makes it convenient for the personnel to weld the welding part 7. The inner wall of the auxiliary slot 302 is fixedly connected to the limiting rod 304, and the limiting rod 304 is slidably connected to the block 306. The limiting rod 304 can limit the block 306, which can prevent the block 306 from being dislocated when sliding on the inner wall of the auxiliary slot 302. The arc surface of the swivel 317 is fixedly connected with a swivel handle 318. The swivel handle 318 is circular, and the swivel handle 318 can facilitate personnel to rotate the swivel 317, which can improve the convenience of personnel operation. A third spring 316 is provided between the side of the moving block 313 away from the slot 311 and the mounting slot 312. The two ends of the third spring 316 are fixedly connected to the moving block 313 and the mounting slot 312 respectively. The third spring 316 can achieve the effect of resetting the moving block 313, which can reduce the number of personnel operating the swivel 317. The end of the fixed column 309 away from the connecting column 307 is fixedly connected with an anti-slip pad 319. The cross-section of the anti-slip pad 319 is circular, and the anti-slip pad 319 can increase the friction between the fixed column 309 and the operating table 10.It can prevent the fixed column 309 from moving during the operation. The block 306 is a PVC block. The PVC block has greater strength and good wear resistance. Short-term use is not likely to cause significant wear to the block 306.

[0030] Working principle: when it is necessary to solder the welding part 7 to the circuit board 9, the personnel first place the circuit board 9 between the two side plates 2, so that the reserved limiting holes on the circuit board 9 correspond to the limiting columns 4, so that the lower surface of the circuit board 9 fits into the card slot 311 platform, and then the personnel rotate the four blocking blocks 5 to limit the circuit board 9. After that, the personnel place the welding part 7 on the height limiting platform on the height limiting plate 8, and then the personnel limit and fix the welding part 7 by squeezing the tooling 6. At this time, the personnel can start welding the welding part 7. After welding one set of welding parts 7, when it is necessary to weld another set of welding parts 7 on the circuit board 9, the personnel can first rotate the fixed disk 301, and the fixed disk 301 drives the bottom plate 1 to rotate. , the bottom plate 1 drives the two side plates 2, several height limit plates 8 and several limit columns 4 to rotate, and the two side plates 2 drive the circuit board 9 to rotate until the welding direction of the next welding part 7 is toward the position convenient for personnel to weld. At this time, the personnel presses the bottom plate 1 downward, and the bottom plate 1 drives the fixed plate 301 to move downward, and the fixed plate 301 drives several card blocks 306, several first springs 305, several limit columns 4 and connecting columns 307 to move downward, wherein the card block 306 is a PVC block, which has greater strength and good wear resistance, and is not easy to cause greater wear to the card block 306 in short-term use. Then the connecting column 307 drives the second spring 308 to reel, and the limit block 306 is moved downward in the process of the fixed plate 301 moving downward. After the first and second stoppers 305 are in place, the first spring 305 is engaged with the first spring 305 and the second spring 306 is engaged with the first spring 305. When the first and second stoppers 305 are engaged, the first and second stoppers 305 are engaged with the first spring 305 and the second spring 306 is engaged with the first spring 305. When the first and second stoppers 305 are engaged, the first and second stoppers 305 are engaged with the first spring 305 and the second spring 306 are engaged with the first spring 305. After welding, when the fixed disk 301 needs to be rotated again, the personnel can first use the turning handle 318 to drive the rotating ring 317 to rotate, wherein the turning handle 318 can facilitate the personnel to rotate the rotating ring 317, which can improve the personnel's operation convenience, and then the rotating ring 317 drives several connecting rods 315 to rotate, and the connecting rod 315 slides on the inner wall of the positioning groove 314, and the connecting rod 315 drives the moving block 313 to move, and the moving block 313 drives the third spring 316 to stretch, wherein the third spring 316 can achieve the effect of resetting the moving block 313, which can reduce the personnel's operation steps on the rotating ring 317, until it contacts the card block 306 and drives the card block 306 to move in the direction away from the card slot 311.When the block 306 slides out of the slot 311, the second spring 308 rebounds and drives the connecting column 307 to move upward. The connecting column 307 drives the fixed plate 301 to move upward. The fixed plate 301 drives the bottom plate 1 and the block 306 to move upward. At this time, the operator can adjust the circuit board 9 to a welding position suitable for welding the next set of welding parts 7. The anti-slip pad 319 at the lower end of the fixing column 309 can increase the friction between the fixing column 309 and the operating table 10, thereby preventing the fixing column 309 from moving during the operation. By providing the auxiliary structure 3, it is convenient for the operator to rotate the circuit board 9, making it more convenient for the operator to weld the welding parts 7 on the circuit board 9, thereby speeding up the operator's operation and improving work efficiency.

[0031] 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 can refer to fixed connections, detachable connections, or integral connections; mechanical connections, electrical connections; direct connections, indirect connections through an intermediate medium, and internal communication between two components. Those skilled in the art will understand the specific meanings of the above terms in this utility model based on specific circumstances.

Claims

1. A hand welding fixture, comprising an operating table (10), characterized in that: The upper surface of the operating table (10) is provided with a bottom plate (1), the upper surface of the bottom plate (1) is fixedly connected to two side plates (2), several height limiting plates (8) and several limiting columns (4), the upper surface of the side plate (2) is rotatably connected to a positioning block (5), the upper surfaces of the several height limiting plates (8) are provided with a circuit board (9), the upper surface of the circuit board (9) is provided with several welding parts (7), the several welding parts (7) are grouped in pairs, and the upper surface of a group of welding parts (7) is installed with an extrusion tool (6), the lower surface of the bottom plate (1) is provided with an auxiliary structure (3), the auxiliary structure (5) is provided with a plurality of welding parts (7), and the auxiliary structure (6) is provided with a plurality of welding parts (7). The structure (3) comprises a fixed disk (301), wherein the fixed disk (301) is fixedly connected to the bottom plate (1), and a plurality of limiting grooves (303) and a plurality of auxiliary grooves (302) are provided inside the fixed disk (301), wherein the inner wall of the auxiliary groove (302) is slidably connected to a clamping block (306), and a first spring (305) is provided between one side of the clamping block (306) and the auxiliary groove (302), wherein the two ends of the first spring (305) are fixedly connected to the clamping block (306) and the auxiliary groove (302), respectively, and a connecting column (307) is rotatably connected to the lower surface of the fixed disk (301).

2. The hand welding fixture according to claim 1, characterized in that: The arc surface of the connecting column (307) is slidably connected to the fixed column (309), and the connecting column (307) slides on the inner wall of the fixed column (309). A second spring (308) is provided between the end of the connecting column (307) away from the fixed disk (301) and the fixed column (309), and the two ends of the second spring (308) are fixedly connected to the fixed column (309) and the connecting column (307), respectively. A plurality of limit blocks (320) are fixedly connected to the upper surface of the fixed column (309), and a plurality of the limit blocks (320) correspond to a plurality of limit grooves (303). The inner wall of the fixed column (309) is provided with a second spring (308). The wall is provided with a plurality of connecting grooves (310), a plurality of clamping grooves (311), a plurality of mounting grooves (312) and a plurality of positioning grooves (314); the connecting grooves (310), the clamping grooves (311), the mounting grooves (312) and the positioning grooves (314) are all interconnected; the inner wall of the mounting groove (312) is slidably connected to a moving block (313); the inner wall of the positioning groove (314) is slidably connected to a connecting rod (315); the connecting rod (315) is fixedly connected to the moving block (313); and a plurality of the connecting rods (315) are fixedly connected to a rotating ring (317) on a side away from the moving block (313).

3. The hand welding fixture according to claim 1, characterized in that: The inner wall of the auxiliary groove (302) is fixedly connected to a limiting rod (304), and the limiting rod (304) is slidably connected to the clamping block (306).

4. The hand welding fixture according to claim 2, characterized in that: The arc surface of the rotating ring (317) is fixedly connected to a rotating handle (318), and the rotating handle (318) is circular.

5. The hand welding fixture according to claim 2, characterized in that: A third spring (316) is provided between the side of the moving block (313) away from the clamping slot (311) and the mounting slot (312), and two ends of the third spring (316) are fixedly connected to the moving block (313) and the mounting slot (312), respectively.

6. The hand welding fixture according to claim 2, characterized in that: An end of the fixing column (309) away from the connecting column (307) is fixedly connected to an anti-slip pad (319), and the cross-section of the anti-slip pad (319) is circular.

7. The hand welding fixture according to claim 1, characterized in that: The card block (306) is a PVC block.

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