CN217991421U

CN217991421U - Welding positioning tool

Info

Publication number: CN217991421U
Application number: CN202222327175.6U
Authority: CN
Inventors: 李安振
Original assignee: Shanghai Rein Measurement And Control Technology Co ltd
Current assignee: Shanghai Rein Measurement And Control Technology Co ltd
Priority date: 2022-09-01
Filing date: 2022-09-01
Publication date: 2022-12-09
Anticipated expiration: 2032-09-01

Abstract

The utility model relates to a welding position frock relates to location frock technical field, and it includes the base, the base supports has compressing tightly subassembly, fixed subassembly and welding subassembly, fixed subassembly includes rotating electrical machines and three-jaw chuck, rotating electrical machines drives the rotation of three-jaw chuck, three-jaw chuck is used for fixed welding piece, compress tightly the subassembly and include the hold-down head, the hold-down head compresses tightly the diaphragm on welding, welding subassembly includes welding stand and welder, welder can dismantle the connection on the welding stand, and welder's head is aimed at the contact surface edge of diaphragm and welding piece, three-jaw chuck is rotatory, drives a rotation, and then makes welder weld the diaphragm on welding piece. This application can realize automatic with the function of diaphragm welding on welding, avoid artifical manual welding and result in the effect that welding quality is low.

Description

Welding positioning tool

Technical Field

The application relates to the technical field of positioning tools, in particular to a welding positioning tool.

Background

The welding positioning tool is used for positioning different parts of the part, so that the welding between the different parts of the part is more convenient.

Referring to fig. 1, the workpiece to be processed comprises a welding part and a membrane, wherein the welding part and the membrane are both of a circular structure, the membrane needs to be fixedly connected to the center of a circle of the welding part, then a welding gun needs to be used, and the welding gun moves along the outer periphery of the membrane to perform welding action.

However, because the welding position of the welding part and the diaphragm is circular, the welding angle needs to be changed continuously in the welding process, the manual welding efficiency is low, the welding quality is low, the welding work is inconvenient to carry out, and the improvement is needed.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem that the diaphragm is not convenient for to weld on the welding piece, the application aims to provide a welding positioning tool.

The application provides a pair of welding position frock adopts following technical scheme: the utility model provides a welding position frock, includes the base, the base supports has compressing tightly subassembly and fixed subassembly, compressing tightly the subassembly and including the stand, be equipped with adjust knob on the stand, adjust knob is connected with the lead screw, lead screw connection has the aircraft nose, be equipped with the cylinder on the aircraft nose, the cylinder is connected with the dead lever, be equipped with the connecting axle on the dead lever, the connecting axle internal rotation is connected with the pressure head, be equipped with the guide rail on the stand lateral wall, the aircraft nose passes through guide rail and stand sliding connection, fixed subassembly includes rotating electrical machines, rotating electrical machines's output shaft has the three-jaw chuck.

By adopting the technical scheme, in a welding positioning tool, a base supports a pressing assembly and a fixing assembly, a three-jaw chuck clamps a welding part, the output shaft of a rotating motor is connected with the three-jaw chuck, the output shaft of the rotating motor rotates to drive the three-jaw chuck to rotate, and further drive the welding part to rotate, a guide rail is arranged on the side wall of a stand, a machine head is connected with the stand through the guide rail in a sliding manner, an adjusting knob is arranged on the stand, the adjusting knob is connected with a screw rod, the screw rod is connected with the machine head, the adjusting knob is rotated to drive the screw rod to rotate, and further drive the machine head to reciprocate along the height direction of the stand, a cylinder is arranged on the machine head, the cylinder is connected with a fixing rod, the connecting shaft is connected with a pressing head, the connecting shaft can rotate in the pressing head, the pressing head can synchronously rotate with the three-jaw chuck when the membrane is pressed on the welding part, the displacement between the pressing head and the membrane can not occur due to the three-jaw chuck, the membrane can be better pressed on the welding part, the welding work can be conveniently performed, and after the membrane is pressed on the welding part.

Optionally, a bearing is arranged on the connecting shaft, the connecting shaft penetrates through the bearing inner ring, the connecting shaft is in interference fit with the bearing inner ring, the connecting shaft is connected with the pressing head through the bearing, the pressing head is sleeved on the bearing outer ring, and the pressing head is in interference fit with the bearing outer ring.

Through adopting above-mentioned technical scheme, the connecting axle passes through the bearing to be connected with the pressure head, and the connecting axle is worn to locate the bearing inner race and with bearing inner race interference fit, and the bearing outer lane is located and with bearing outer lane interference fit to the pressure head cover, and the setting of bearing for the connecting axle is connected with pressure head accessible bearing rotation, thereby makes to rotate more smoothly between dead lever and the connecting axle.

Optionally, a rubber pad is arranged below the pressing head.

Through adopting above-mentioned technical scheme, the setting of rubber pad can play the sealed effect of antiskid, prevents to take place to skid when compressing tightly between collet and the briquetting for the gap between collet and the briquetting is littleer, thereby makes compressing tightly more firm between collet and the briquetting, thereby makes going on smoothly of weldment work.

Optionally, a plurality of pressing blocks are placed between the pressing head and the three-jaw chuck.

Through adopting above-mentioned technical scheme, the setting of briquetting can reduce the relative distance between hold-down head and the three-jaw chuck, reduce the volume of pushing away of dead lever, thereby reduce the working stroke of dead lever, prevent that the dead lever from stretching out the overlength and taking place to rock, make the diaphragm more stable by the hold-down head compress tightly on welding, the setting of placing a plurality of briquettings between hold-down head and the three-jaw chuck, when the briquetting height between hold-down head and the three-jaw chuck need change, the accessible increases or reduces the quantity of briquetting and realizes.

Optionally, a magnetic part is arranged inside the pressing block.

Through adopting above-mentioned technical scheme, the setting of piece is inhaled to magnetism for the piece is inhaled to magnetism that is equipped with in the accessible briquetting between briquetting and the briquetting adsorbs together, makes to be connected between briquetting and the briquetting comparatively convenient.

Optionally, a positioning block is arranged on one side of the pressing block, a positioning groove is arranged on the other side of the pressing block, and the positioning block and the positioning groove are matched in shape and size.

Through adopting above-mentioned technical scheme, locating piece and constant head tank shape size homogeneous phase complex set up, can stretch into the locating piece and carry out the location between briquetting and the briquetting in the constant head tank, when preventing that the briquetting from compressing tightly the diaphragm, take place to shift because of the rotation of three-jaw chuck, when top briquetting adsorbs together with below briquetting simultaneously, the setting of locating hole and constant head tank can make the magnetism that is equipped with in the briquetting adsorb more accurately to make the edge alignment of top briquetting and below briquetting.

Optionally, the adjusting knob includes a connecting portion and a handheld portion, and the handheld portion is in a circular ring shape.

Through adopting above-mentioned technical scheme, the setting of connecting portion for adjust knob can link to each other with the lead screw, and the setting of handheld portion makes the operator's accessible hold handheld portion rotary adjusting knob, and drives the lead screw and rotate, and then drives the aircraft nose along guide rail reciprocating motion, and handheld portion is the annular setting of circle, can improve the comfort level that the operator used, avoids the closed angle accidental injury in hand.

Optionally, a supporting block is fixedly connected to one side of the upright column close to the base, and the supporting block is used for the screw rod to penetrate through.

Through adopting above-mentioned technical scheme, the setting of supporting shoe, fixed lead screw that can be better prevents to lead to the lead screw to take place to shift because of the removal of aircraft nose for the better support aircraft nose motion of lead screw is favorable to compressing tightly the work of subassembly.

In summary, the present application includes at least one of the following beneficial technical effects:

1. compress tightly the subassembly through the setting and compress tightly the diaphragm on welding, the rethread sets up the rotating electrical machines and drives the rotation of three-jaw chuck, and three-jaw chuck fixes welding to make fixed position's welder, can weld along the edge of welding and diaphragm contact surface, accomplish automatic weld work, improve welded work efficiency, reduce the rejection rate of artifical manual welding production error.

2. Through set up the bearing between connecting axle and pressure head for the pressure head can also compress tightly the diaphragm on the welding with the three-jaw chuck when rotating, avoids the three-jaw chuck when rotatory, takes place to shift between diaphragm and the pressure head, makes weldment work better and goes on.

Drawings

FIG. 1 is a schematic view of a prior art embodiment showing the construction of a weld and diaphragm;

FIG. 2 is a schematic diagram of the overall structure of an embodiment of the present application;

FIG. 3 is a schematic view of a fixing assembly structure according to an embodiment of the present application;

FIG. 4 is a schematic diagram of a compression assembly structure embodied in an embodiment of the present application;

FIG. 5 is a schematic view of an embodiment of the present application embodying a bearing structure;

FIG. 6 is a sectional view of a compact structure according to an embodiment of the present application.

In the figure, 1, a base; 2. a compression assembly; 21. a column; 22. adjusting a knob; 221. a connecting portion; 222. a hand-held portion; 23. a lead screw; 231. a support block; 24. a guide rail; 25. a machine head; 251. a cylinder; 252. a fixing rod; 253. a connecting shaft; 254. a bearing; 255. a compression head; 256. a rubber pad; 3. a fixing assembly; 31. a rotating electric machine; 32. a three-jaw chuck; 33. a welding part; 34. a membrane; 35. briquetting; 351. positioning blocks; 352. positioning a groove; 353. a magnetic member; 4. welding the assembly; 41. welding a frame; 42. a welding gun; 5. an air gun.

Detailed Description

The present application is described in further detail below with reference to all of the figures.

Example (b): a welding positioning tool, referring to fig. 2, comprises a base 1, wherein a pressing assembly 2 and a fixing assembly 3 are supported on the base 1, the fixing assembly 3 is used for supporting and fixing a welding part 33, the pressing assembly 2 is used for pressing a membrane 34 on the welding part 33, and displacement between the welding part 33 and the membrane 34 during welding is prevented.

Referring to fig. 3, the fixing assembly 3 includes a rotating motor 31, a body of the rotating motor 31 is fixedly connected to the base 1, an output shaft of the rotating motor 31 is connected to a three-jaw chuck 32, the three-jaw chuck 32 can clamp a welding part 33, and an output shaft of the rotating motor 31 rotates to drive the three-jaw chuck 32 to rotate.

Referring to fig. 4, the pressing assembly 2 includes the stand 21, be equipped with guide rail 24 and supporting shoe 231 on the lateral wall of stand 21, stand 21 has aircraft nose 25 through guide rail 24 sliding connection, make aircraft nose 25 can follow the direction of height reciprocating motion of stand 21, supporting shoe 231 supports lead screw 23, make lead screw 23 by more stable fixed, thereby make the motion of aircraft nose 25 more stable, be equipped with adjust knob 22 on the stand 21, adjust knob 22 includes connecting portion 221 and handheld portion 222, connecting portion 221 is connected with lead screw 23, it drives lead screw 23 and rotates to rotate adjust knob 22, thereby drive the motion of aircraft nose 25.

Referring to fig. 4 and 5, the head 25 is provided with a cylinder 251, the cylinder 251 is connected with a fixing rod 252, the fixing rod 252 is provided with a connecting shaft 253, the connecting shaft 253 is connected with a bearing 254, an inner ring of the bearing 254 is in interference fit with the connecting shaft 253, and an outer ring of the bearing 254 is in interference fit with a compression head 255. The connecting shaft 253 is connected with the pressing head 255 through the bearing 254, so that the pressing head 255 can rotate relative to the connecting shaft 253, the diaphragm 34 can be pressed on the welding part 33 while the pressing head 255 can synchronously rotate with the three-jaw chuck 32, and the phenomenon that the three-jaw chuck 32 displaces from the diaphragm 34 when the three-jaw chuck 32 drives the welding part 33 and the diaphragm 34 to rotate due to the fact that the pressing head 255 can only press the diaphragm 34 and cannot rotate is avoided.

Referring to fig. 4 and 5, a plurality of pressing blocks 35 are arranged between the pressing head 255 and the three-jaw chuck 32, and when the air cylinder 251 pushes out the fixing rod 252 to press the membrane 34 on the welding part 33, the pressing blocks 35 are arranged to reduce the relative distance between the pressing head 255 and the three-jaw chuck 32, so that the pushing amount of the fixing rod 252 can be reduced, the working stroke of the fixing rod 252 can be reduced, the fixing rod 252 is prevented from being stretched out too long to shake, and the membrane 34 is more stably pressed on the welding part 33 by the pressing head 255.

Referring to fig. 5 and 6, the setting of a plurality of briquetting 35 for the thickness accessible of briquetting 35 increases or reduces briquetting 35 and adjusts, and one side of briquetting 35 is equipped with locating piece 351, and the opposite side of briquetting 35 is equipped with constant head tank 352, and locating piece 351 cooperates with constant head tank 352 shape size homogeneous phase, can stretch into constant head tank 352 with locating piece 351 and carry out the location between briquetting 35 and the briquetting 35, makes the fixed more firm between briquetting 35 and the briquetting 35. And be equipped with magnetism in the briquetting 35 and inhale piece 353 for it is very convenient to be connected between briquetting 35 and the briquetting 35, and when upper briquetting 35 adsorbs together with below briquetting 35, the cooperation of locating piece 351 and constant head tank 352 can make the magnetism that is equipped with in the briquetting 35 inhale piece 353 and adsorb more accurately, thereby makes the edge of upper briquetting 35 and below briquetting 35 align.

Referring to fig. 4 and 5, the pressing head 255 has a rubber pad 256, and the rubber pad 256 is arranged to play a role of anti-slip sealing, so that slipping can be prevented when the pressing head 255 presses the pressing block 35, and a gap between the pressing head 255 and the pressing block 35 can be smaller, so that the pressing between the pressing head 255 and the pressing block 35 is more stable, and the welding operation can be smoothly performed.

Referring to fig. 4 and 5, the three-jaw chuck 32 is loosened, the weldment 33 is placed into the three-jaw chuck 32, then the three-jaw chuck 32 is tightened, the weldment 33 is secured within the three-jaw chuck 32, and the diaphragm 34 is placed over the weldment 33 in an aligned position. Place briquetting 35 on diaphragm 34, then rotate adjust knob 22, adjust knob 22 drives lead screw 23, and lead screw 23 drives aircraft nose 25 and is close to three-jaw chuck 32, and the cylinder 251 that is equipped with on the aircraft nose 25 promotes the dead lever 252 and is close to briquetting 35, and up to clamping head 255 and briquetting 35 butt, compresses tightly briquetting 35, and then compresses tightly diaphragm 34 on welding 33. The welding assembly 4 comprises a welding frame 41 and a welding gun 42, the head of the welding gun 42 is abutted against the edge of the contact surface of the welding piece 33 and the membrane 34, then the rotating motor 31 is started, and the rotation of the output shaft of the rotating motor 31 drives the three-jaw chuck 32 to rotate, so that the head of the welding gun 42 can move around the edge of the contact surface of the welding piece 33 and the membrane 34, and the membrane 34 is welded on the welding piece 33. Be connected with air gun 5 on the base 1, air gun 5's setting can blow away impurity on welding piece 33 and the diaphragm 34, clearance welding piece 33 and diaphragm 34 for welding work of welding piece 33 and diaphragm 34 goes on smoothly, avoids influencing the welding quality of welding piece 33 and diaphragm 34 because of the existence of impurity.

The implementation principle of the embodiment of the application is as follows: the three-jaw chuck 32 is driven by the rotating motor 31 to rotate, the welding part 33 is clamped in the three-jaw chuck 32, the membrane 34 is placed on the welding part 33, the membrane 34 is pressed on the welding part 33 through the pressing component 2, the welding gun 42 is abutted to the edge of the contact surface of the welding part 33 and the membrane 34, the rotating motor 31 is started, the three-jaw chuck 32 is driven to rotate, the welding part 33 and the membrane 34 are driven to rotate, the welding gun 42 can move around the edge of the contact surface of the welding part 33 and the membrane 34, and the membrane 34 is welded on the welding part 33.

The embodiments of the present disclosure are all preferred embodiments of the present disclosure, and the protection scope of the present disclosure is not limited thereby, wherein like parts are designated by like reference numerals. Therefore: equivalent changes in structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a welding position frock which characterized in that: including base (1), base (1) supports and has compressing tightly subassembly (2) and fixed subassembly (3), compress tightly subassembly (2) including stand (21), be equipped with adjust knob (22) on stand (21), adjust knob (22) are connected with lead screw (23), lead screw (23) are connected with aircraft nose (25), be equipped with cylinder (251) on aircraft nose (25), cylinder (251) are connected with dead lever (252), be equipped with connecting axle (253) on dead lever (252), connecting axle (253) internal rotation is connected with clamping head (255), be equipped with guide rail (24) on stand (21) lateral wall, aircraft nose (25) are through guide rail (24) and stand (21) sliding connection, fixed subassembly (3) are including rotating electrical machines (31), the output shaft of rotating electrical machines (31) has three-jaw chuck (32).

2. The welding positioning tool of claim 1, characterized in that: the connecting shaft (253) is provided with a bearing (254), the connecting shaft (253) penetrates through an inner ring of the bearing (254), the connecting shaft (253) is in interference fit with the inner ring of the bearing (254), the connecting shaft (253) is connected with the pressing head (255) through the bearing (254), the pressing head (255) is sleeved on an outer ring of the bearing (254), and the pressing head (255) is in interference fit with the outer ring of the bearing (254).

3. The welding positioning tool of claim 2, characterized in that: a rubber pad (256) is arranged below the pressing head (255).

4. The welding positioning tool of claim 2, wherein: and a plurality of pressing blocks (35) are arranged between the pressing head (255) and the three-jaw chuck (32).

5. The welding positioning tool of claim 4, characterized in that: the pressing block (35) is internally provided with a magnetic part (353).

6. The welding positioning tool of claim 4, characterized in that: one side of the pressing block (35) is provided with a positioning block (351), the other side of the pressing block (35) is provided with a positioning groove (352), and the positioning block (351) is matched with the positioning groove (352) in shape and size.

7. The welding positioning tool of claim 1, characterized in that: the adjusting knob (22) comprises a connecting portion (221) and a handheld portion (222), and the handheld portion (222) is annular.

8. The welding positioning tool of claim 1, characterized in that: one side of the upright post (21) close to the base (1) is fixedly connected with a supporting block (231), and the supporting block (231) is used for the lead screw (23) to penetrate through.