CN218800182U

CN218800182U - Positioning clamp

Info

Publication number: CN218800182U
Application number: CN202223528979.9U
Authority: CN
Inventors: 常弟官; 潘晓明
Original assignee: CHANGSHU JINGGONG MOULD MANUFACTURING CO LTD
Current assignee: CHANGSHU JINGGONG MOULD MANUFACTURING CO LTD
Priority date: 2022-12-28
Filing date: 2022-12-28
Publication date: 2023-04-07
Anticipated expiration: 2032-12-28

Abstract

The utility model belongs to the technical field of the welding position technique and specifically relates to a positioning fixture is related to, including locating component and centre gripping subassembly, the centre gripping subassembly is used for carrying out the centre gripping location to the both ends of first connecting block and second connecting block, locating component includes the carousel and puts the thing board, the carousel is provided with a plurality of pieces, a plurality of the carousel interval sets up, it installs to put the thing board on the carousel, it is right to put the thing board be used for the first installation piece at first connecting block both ends supports. This application is through placing first connecting block on putting the thing board, is convenient for confirm the position in the gap between first connecting block and the second connecting block, is convenient for weld first connecting block and second connecting block.

Description

Positioning clamp

Technical Field

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

Background

Referring to fig. 1, the workpiece 1 includes a first connection block 11 and a second connection block 12, the first connection block 11 and the second connection block 12 are both semi-cylindrical, and the first connection block 11 and the second connection block 12 can be spliced into a cylindrical shape. Two first installation blocks 13 are fixed on the end face of the first connecting block 11, the two first installation blocks 13 are arranged at intervals, two second installation blocks 14 are fixed on the end face of the second connecting block 12, and the two second installation blocks 14 are arranged at intervals. The length of the first mounting block 13 is larger than that of the second mounting block 14, and the first mounting block 13 is attached to the second mounting block 14 after splicing. After the splicing is finished, the first mounting block 13 and the second mounting block 14 need to be welded and fixed at the spliced gap.

However, since the whole split workpiece 1 is cylindrical, the workpiece 1 is easy to roll during welding, and the position of the split gap between the first mounting block 13 and the second mounting block 14 is not convenient to determine, thereby increasing the welding difficulty.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem that the split gap position between first installation piece and the second installation piece is not convenient for confirm, this application provides a positioning fixture.

The application provides a positioning fixture adopts following technical scheme: the utility model provides a positioning fixture, includes locating component and centre gripping subassembly, the centre gripping subassembly is used for carrying out the centre gripping location to the both ends of first connecting block and second connecting block, locating component includes the carousel and puts the thing board, the carousel is provided with a plurality of, a plurality of the carousel interval sets up, it installs to put the thing board on the carousel, it is used for supporting the inner wall of first installation piece to put the thing board.

Through adopting above-mentioned technical scheme, it is fixed to carry out the centre gripping through the centre gripping subassembly to first connecting block and second connecting block earlier, place first installation piece on putting the thing board again, the inner wall of first installation piece with put the thing board laminating, thereby can make the gap of amalgamation between first connecting block and the second connecting block can with put the roof of thing board on same horizontal plane, thereby be convenient for confirm the position in gap between first connecting block and the second connecting block, be convenient for weld first connecting block and second connecting block.

In a specific embodiment, the clamping assembly comprises a first clamping plate and a second clamping plate, and the first clamping plate and the second clamping plate are detachably connected through a connecting assembly.

Through adopting above-mentioned technical scheme, install first grip block and second grip block on first connecting block and second connecting block to through the relative position of coupling assembling restriction first grip block and second grip block, be convenient for realize the location to first connecting block and second connecting block, convenient operation also is convenient for dismantle first grip block and second grip block after the welding is accomplished.

In a specific possible implementation manner, the positioning assembly further comprises a positioning plate, the positioning plate is in contact with the top wall of the first mounting block, and the positioning plate is detachably connected with the object placing plate through a fixing piece.

Through adopting above-mentioned technical scheme, through setting up the locating plate, place the work piece on putting the thing board after, install the locating plate on putting the thing board through the mounting, make and put thing board and locating plate and carry out the centre gripping location to first installation piece, help realizing better location effect, be convenient for weld the gap between first connecting block and the second connecting block.

In a specific embodiment, the connecting assembly comprises a bolt and a nut, the bolt penetrates through the first clamping plate and the second clamping plate, and the nut is connected to the bottom of the bolt in a threaded mode.

Through adopting above-mentioned technical scheme, fix a position convenient operation, be convenient for installation and dismantlement first grip block and second grip block through bolt and nut.

In a specific can embodiment, coupling assembling includes two-way screw rod and guide bar, two-way screw rod is vertical to be run through first grip block and second grip block, the guide bar is vertical to be run through first grip block and second grip block, the equal threaded connection in both ends of two-way screw rod has the promotion piece, the both ends slidable mounting of guide bar has the guide block, it links to each other through the connecting rod between promotion piece and the guide block.

Through adopting above-mentioned technical scheme, through rotating two-way screw rod, under the guide effect of guide block, the promotion piece at two-way screw rod both ends is close to each other or keeps away from to drive first grip block and second grip block and be close to each other or keep away from, convenient operation is convenient for carry out the centre gripping location to the work piece.

In a specific possible implementation scheme, springs are sleeved on the bidirectional screw and the guide rod, the springs are arranged between the first clamping plate and the second clamping plate, one end of each spring is in contact with the first clamping plate, and the other end of each spring is in contact with the second clamping plate.

Through adopting above-mentioned technical scheme, through setting up the spring, compress the spring when promoting the piece and being close to each other, when needs are dismantled first grip block and second grip block, take off bolt and nut earlier, the spring can promote first grip block and second grip block and keep away from each other to be convenient for take off first grip block and second grip block from the work piece, convenient operation.

In a specific possible embodiment, the bidirectional screw and the guide rod are both disposed between two of the first mounting blocks.

Through adopting above-mentioned technical scheme, through setting up two-way screw rod and guide bar between two first installation pieces for when welding the gap between first connecting block and the second connecting block, two-way screw rod and guide bar can not cause the interference to the welding machine, the operation of being convenient for.

In a specific implementation scheme, two ends of the bidirectional screw are both fixed with limiting blocks, two ends of the guide rod are also fixed with limiting blocks, and the diameter of the limiting blocks is larger than the diameters of the guide rod and the bidirectional screw.

By adopting the technical scheme, the first clamping plate and the second clamping plate are limited by the limiting blocks, so that the first clamping plate and the second clamping plate cannot fall out of the bidirectional screw and the guide rod in the moving process, and a workpiece is clamped and fixed conveniently.

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

1. the first connecting block is placed on the object placing plate, so that the position of a gap between the first connecting block and the second connecting block can be conveniently determined, and the first connecting block and the second connecting block can be conveniently welded;

2. through rotating the two-way screw rod, the promotion piece at two-way screw rod both ends is close to each other or keeps away from to drive first grip block and second grip block and be close to each other or keep away from, convenient operation is convenient for carry out the centre gripping location to the work piece.

Drawings

Fig. 1 is a schematic structural diagram of a workpiece in the background art.

Fig. 2 is a schematic view of the overall structure of embodiment 1 of the present application.

Fig. 3 is a schematic diagram of an explosive structure of embodiment 1 of the present application.

Fig. 4 is a schematic view of the overall structure of embodiment 2 of the present application.

Fig. 5 is a schematic structural view of a connecting assembly in embodiment 2 of the present application.

Description of reference numerals:

1. a workpiece; 11. a first connection block; 12. a second connecting block; 13. a first mounting block; 14. a second mounting block; 2. a positioning assembly; 21. a turntable; 22. a storage plate; 23. positioning a plate; 24. a fixing member; 3. a clamping assembly; 31. a first clamping plate; 32. a second clamping plate; 4. a connecting assembly; 41. a bidirectional screw; 42. a guide bar; 43. a limiting block; 44. a spring; 45. a pushing block; 46. a guide block; 47. a connecting rod.

Detailed Description

The present application is described in further detail below with reference to the attached drawings.

Example 1:

the embodiment of the application discloses positioning fixture, refer to fig. 2, positioning fixture includes locating component 2 and centre gripping subassembly 3, and centre gripping subassembly 3 is equipped with two sets ofly, and sets up respectively in the both sides of first connecting block 11 and second connecting block 12, and centre gripping subassembly 3 is used for first installation piece 13 of centre gripping and second installation piece 14, makes relatively fixed between first connecting block 11 and the second connecting block 12. The positioning assemblies 2 are also provided with two groups, are respectively arranged at two ends of the workpiece 1 in the length direction and are used for positioning the clamped first connecting block 11 and the clamped second connecting block 12.

Referring to fig. 3, the clamping assembly 3 includes a first clamping plate 31 and a second clamping plate 32, the first clamping plate 31 and the second clamping plate 32 are detachably connected by a connecting assembly 4, and the first clamping plate 31 and the second clamping plate 32 are used for clamping the first connecting block 11 and the second connecting block 12. The connecting assembly 4 includes a bolt penetrating the first and

second clamping plates

31 and 32 and a nut threadedly coupled with the bolt. After the first clamping plate 31 and the second clamping plate 32 are mounted on the workpiece 1, the first clamping plate 31 and the second clamping plate 32 are locked through bolts and nuts, and the workpiece 1 is positioned.

Referring to fig. 3, the positioning assembly 2 includes a rotary table 21 and a placement plate 22, the placement plate 22 is fixed on the end surface of the rotary table 21 facing one side of the other positioning assembly 2, the workpiece 1 is placed between the two positioning assemblies 2, and the top wall of the placement plate 22 can be attached to the bottom wall of the first mounting block 13. Thereby the gap between first installation piece 13 and the second installation piece 14 is in the coplanar with the roof of putting thing board 22, is convenient for confirm the position in gap when the welding, is convenient for weld first connecting block 11 and second connecting block 12.

Referring to fig. 3, the positioning assembly 2 further includes a positioning plate 23, the positioning plate 23 contacts with the top wall of the first mounting block 13, and the positioning plate 23 is detachably connected to the object placing plate 22 through a fixing member 24. The fixing piece 24 is specifically a bolt and a nut, after the workpiece 1 is placed on the object placing plate 22, the positioning plate 23 is placed on the top wall of the first mounting block 13, the bolt penetrates through the positioning plate 23 and the object placing plate 22, and the nut is used for locking, so that the positioning plate 23 and the object placing plate 22 clamp the workpiece 1, the workpiece 1 is positioned, and welding is facilitated.

The implementation principle of the embodiment of the application is as follows: the positioning components 2 are arranged at two ends of the workpiece 1 and locked through bolts and nuts to preliminarily position the workpiece 1. Then, the workpiece 1 is placed on the object placing plate 22, so that the gap between the first connecting block 11 and the second connecting block 12 and the top wall of the object placing plate 22 are on the same plane. The positioning plate 23 is mounted on the object placing plate 22 through the fixing piece 24, so that the object placing plate 22 and the positioning plate 23 clamp the workpiece 1, a better positioning effect is achieved on the workpiece 1, and welding of gaps is facilitated.

Example 2:

referring to fig. 4 and 5, the embodiment of the present application is different from embodiment 1 in that the connection assembly 4 is disposed between two first mounting blocks 13, the connection assembly 4 includes a bidirectional screw 41 and a guide rod 42, both ends of the bidirectional screw 41 are fixed with limit blocks 43, both ends of the guide rod 42 are also fixed with limit blocks 43, and the diameter of the limit blocks 43 is greater than the diameters of the guide rod 42 and the bidirectional screw 41. The bidirectional screw 41 vertically penetrates through the first clamping plate 31 and the second clamping plate 32, the guide rod 42 vertically penetrates through the first clamping plate 31 and the second clamping plate 32, and the bidirectional screw 41 and the guide rod 42 are arranged in parallel. Two ends of the bidirectional screw rod 41 are both connected with pushing blocks 45 in a threaded manner, two ends of the guide rod 42 are both provided with guide blocks 46 in a sliding manner, and the pushing blocks 45 are fixedly connected with the guide blocks 46 through connecting rods 47. The guide rod 42 and the bidirectional screw 41 are sleeved with a spring 44, one end of the spring 44 is abutted against the first clamping plate 31, and the other end of the spring 44 is abutted against the second clamping plate 32.

Referring to fig. 4 and 5, the connecting assemblies 4 are installed at two ends of the workpiece 1, the bidirectional screws 41 are rotated to enable the pushing blocks 45 at the two ends to approach each other, and simultaneously, the guide blocks 46 are driven to approach each other, so as to push the first clamping plate 31 and the second clamping plate 32 to approach each other, and the springs 44 are compressed to enable the first clamping plate 31 and the second clamping plate 32 to clamp and position the workpiece 1. After the welding is completed, the workpiece 1 is taken down from the object placing plate 22, the two-way screw 41 is rotated in the opposite direction, the two pushing blocks 45 are far away from each other, meanwhile, the two guide blocks 46 are driven to be far away from each other, and the spring 44 resets to push the first clamping plate 31 and the second clamping plate 32 to be far away from each other. The first clamping plate 31 and the second clamping plate 32 can be conveniently taken down from the workpiece 1, and the operation is convenient.

The implementation principle of the embodiment of the application is as follows: the positioning components 2 are arranged at two ends of the workpiece 1, and the bidirectional screw 41 is rotated to enable the first clamping plate 31 and the second clamping plate 32 to clamp and position the workpiece 1, so as to preliminarily position the workpiece 1. Then, the workpiece 1 is placed on the object placing plate 22, so that the gap between the first connecting block 11 and the second connecting block 12 and the top wall of the object placing plate 22 are on the same plane. The positioning plate 23 is mounted on the object placing plate 22 through the fixing piece 24, so that the object placing plate 22 and the positioning plate 23 clamp the workpiece 1, a better positioning effect is achieved on the workpiece 1, and welding of gaps is facilitated. After welding, the bidirectional screw 41 is rotated reversely, the spring 44 is reset, and the first clamping plate 31 and the second clamping plate 32 are pushed to move reversely, so that the positioning assembly 2 can be conveniently taken down from the workpiece 1, and operation is convenient.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A positioning fixture is characterized in that: including locating component (2) and clamping component (3), clamping component (3) are used for carrying out the centre gripping location to the both ends of first connecting block (11) and second connecting block (12), locating component (2) include carousel (21) and put thing board (22), carousel (21) are provided with a plurality of pieces, a plurality of the carousel (21) interval sets up, it installs to put thing board (22) on carousel (21), it is right to put thing board (22) be used for first installation piece (13) at first connecting block (11) both ends support.

2. The positioning jig of claim 1, wherein: the clamping assembly (3) comprises a first clamping plate (31) and a second clamping plate (32), and the first clamping plate (31) and the second clamping plate (32) are detachably connected through a connecting assembly (4).

3. The positioning jig of claim 1, wherein: the positioning assembly (2) further comprises a positioning plate (23), the positioning plate (23) is in contact with the top wall of the first mounting block (13), and the positioning plate (23) is detachably connected with the object placing plate (22) through a fixing piece (24).

4. The positioning jig of claim 2, wherein: the connecting component (4) comprises a bolt and a nut, the bolt penetrates through the first clamping plate (31) and the second clamping plate (32), and the nut is connected to the bottom of the bolt in a threaded mode.

5. The positioning jig of claim 2, wherein: coupling assembling (4) are including two-way screw rod (41) and guide bar (42), two-way screw rod (41) are vertical to be run through first grip block (31) and second grip block (32), guide bar (42) are vertical to be run through first grip block (31) and second grip block (32), the equal threaded connection in both ends of two-way screw rod (41) has promotion piece (45), the both ends slidable mounting of guide bar (42) has guide block (46), it links to each other through connecting rod (47) between promotion piece (45) and guide block (46).

6. The positioning jig of claim 5, wherein: all be equipped with spring (44) on two-way screw rod (41) and guide bar (42), spring (44) set up between first grip block (31) and second grip block (32), spring (44) one end with first grip block (31) contact, the other end with second grip block (32) contact.

7. The positioning jig of claim 5, wherein: the two-way screw (41) and the guide rod (42) are arranged between the two first mounting blocks (13).

8. The positioning jig of claim 5, wherein: both ends of the bidirectional screw (41) are fixed with limit blocks (43), both ends of the guide rod (42) are also fixed with the limit blocks (43), and the diameter of the limit blocks (43) is larger than that of the guide rod (42) and the bidirectional screw (41).