CN219521827U

CN219521827U - Adjustable clamp for precision machinery

Info

Publication number: CN219521827U
Application number: CN202223340880.6U
Authority: CN
Inventors: 李洪; 李波
Original assignee: Dujiangyan Hongyibo Precision Machinery Co ltd
Current assignee: Dujiangyan Hongyibo Precision Machinery Co ltd
Priority date: 2022-12-14
Filing date: 2022-12-14
Publication date: 2023-08-15
Anticipated expiration: 2032-12-14

Abstract

The utility model discloses an adjustable clamp for precision machinery, which relates to the technical field of clamps and comprises precision machinery equipment, wherein the clamp is fixedly arranged on the precision machinery equipment, two sliding grooves are formed in the surface of the clamp, clamping blocks are connected inside the two sliding grooves in a sliding manner, and a limiting groove is formed inside the sliding groove. This adjustable fixture for precision machine, the dog extrudees two calorie posts, and then is convenient for adjust the height of extrusion piece, because the flexible length of hydraulic stem is certain, and then makes extrusion piece upwards move, makes extrusion piece extrude two connecting blocks, and then makes the distance grow that two connecting blocks and two clamp splice outwards moved, conveniently adjusts the distance that two clamp splice removed, and the user of being convenient for adjusts the distance that two clamp splice moved in opposite directions according to the demand of use, and then is convenient for enlarge the scope of two clamp splice to spare part centre gripping.

Description

Adjustable clamp for precision machinery

Technical Field

The utility model relates to the technical field of clamps, in particular to an adjustable clamp for precision machinery.

Background

Precision machining is a process in which the external dimensions or properties of a workpiece are changed by a machining machine. The temperature of the workpiece to be processed is classified into cold processing and hot processing. Generally, the working is performed at normal temperature, and the cold working is called as cold working without causing chemical or phase change of the workpiece. In general, working at a temperature higher or lower than the normal temperature is considered to be a thermal working, and chemical or phase change of a workpiece is considered to be a significant problem. The cold working can be classified into cutting and pressing according to the difference in working modes. Hot working is commonly done with heat treatment, forging, casting and welding.

When processing some spare parts, the precision that requires is higher, and then need use accurate machining, when processing, need fix the spare part, and then need use anchor clamps, however current some centering anchor clamps are when using, because the removal distance of driving piece is limited, and then can not be fine adjust the distance of two clamp splice, and then cause the centre gripping scope to the spare part little etc..

Disclosure of Invention

The utility model aims to at least solve one of the technical problems in the prior art, and provides an adjustable clamp for precision machinery, which can solve the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an adjustable fixture for precision machinery, includes precision machinery equipment, fixed mounting has anchor clamps on the precision machinery equipment, has seted up two sliding trays on the surface of anchor clamps, and the equal sliding connection of inside of two sliding trays has the clamp splice, and the restriction groove has been seted up to the inside of sliding tray, and the inside sliding connection of restriction groove is limited to the piece, and the one end that the restriction piece is close to the clamp splice and clamp splice fixed connection, the inside fixedly connected with spring of restriction piece, the one end that the spring is close to the restriction piece and restriction piece fixed connection.

Preferably, a hydraulic rod is fixedly arranged at the bottom of the clamp, a connecting rod is fixedly arranged at the output end of the hydraulic rod, and an extrusion block is slidably connected at the upper end of the connecting rod.

Preferably, two opposite sides of the clamping blocks are fixedly provided with connecting blocks, and the two connecting blocks are in sliding connection on the surface of the extrusion block.

Preferably, a slide way is arranged on the surface of the clamp, a slide rod is connected inside the slide way in a sliding manner, and the slide rod is fixedly connected with the surface of the extrusion block.

Preferably, the inside sliding connection of extrusion piece, anchor clamps and connecting rod has the pull rod, and the pull rod extends to the inside one end fixed mounting of connecting rod and has had the slide hole on the surface of dog, and the inside fixedly connected with extension spring of connecting rod, the one end that the extension spring is close to the dog and dog fixed connection.

Preferably, the inside sliding connection of connecting rod has two card posts, and the surface contact of two opposite ends of card post and dog has all movably sleeved pulling force spring on the surface of two card posts, and two opposite ends of pulling force spring are connected with the fixed surface of two card posts respectively, and two pulling force spring are the inner wall fixed connection of one end and connecting rod that are opposite.

Preferably, two clamping grooves are formed in the inner wall of the extrusion block, and one ends of the two clamping columns, which are opposite, are respectively in sliding clamping connection with the inner parts of the two clamping grooves.

Compared with the prior art, the utility model has the beneficial effects that:

(1) This adjustable fixture for precision machine, the dog extrudees two calorie posts, and then is convenient for adjust the height of extrusion piece, because the flexible length of hydraulic stem is certain, and then makes extrusion piece upwards move, makes extrusion piece extrude two connecting blocks, and then makes the distance grow that two connecting blocks and two clamp splice outwards moved, conveniently adjusts the distance that two clamp splice removed, and the user of being convenient for adjusts the distance that two clamp splice moved in opposite directions according to the demand of use, and then is convenient for enlarge the scope of two clamp splice pair spare part centre gripping.

(2) This adjustable fixture for precision machine through the restriction piece in the inside slip of restriction groove, is convenient for restrict the clamp splice, makes the clamp splice can only slide in the inside of sliding tray, and then prevents the inside slippage of clamp splice and sliding tray, has guaranteed the stability that the clamp splice removed.

(3) This adjustable fixture for precision machine makes two clamp splice in the inside slip of two sliding tray, and then makes two restriction piece slip in the inside of two restriction trays respectively, extrudees two springs, and then when two clamp splice are not receiving external force promotion, can make two clamp splice and two restriction piece reset through the elasticity of two springs, and then makes two clamp splice carry out the centre gripping to spare part, is convenient for carry out the centre gripping to spare part, improves the convenience to spare part centre gripping.

Drawings

The utility model is further illustrated by the following examples in conjunction with the accompanying drawings:

FIG. 1 is a schematic view of an adjustable clamp for precision machinery according to the present utility model;

FIG. 2 is a schematic view of a clamp of the present utility model;

FIG. 3 is a schematic plan view of a clamp of the present utility model;

FIG. 4 is a schematic plan view of the extrusion block of the present utility model.

Reference numerals: 1. precision mechanical equipment; 2. a clamp; 3. a slideway; 4. a slide bar; 5. a pull rod; 6. clamping blocks; 7. a sliding groove; 8. a spring; 9. a limiting groove; 10. a limiting block; 11. a connecting block; 12. extruding a block; 13. a connecting rod; 14. a hydraulic rod; 15. a slide hole; 16. a stop block; 17. a tension spring; 18. a clamping column; 19. a clamping groove; 20. and a tension spring.

Detailed Description

Reference will now be made in detail to the present embodiments of the present utility model, examples of which are illustrated in the accompanying drawings, wherein the accompanying drawings are used to supplement the description of the written description so that one can intuitively and intuitively understand each technical feature and overall technical scheme of the present utility model, but not to limit the scope of the present utility model.

Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides an adjustable fixture for precision machinery, including precision machinery equipment 1, fixed mounting has anchor clamps 2 on the precision machinery equipment 1, two sliding tray 7 have been seted up on the surface of anchor clamps 2, the inside of two sliding tray 7 is all sliding connection has clamp splice 6, restriction groove 9 has been seted up to the inside of sliding tray 7, the inside sliding connection of restriction groove 9 has restriction piece 10, restriction piece 10 is close to the one end and the clamp splice 6 fixed connection of clamp splice 6, the inside fixedly connected with spring 8 of restriction piece 10, the one end and the restriction piece 10 fixed connection of spring 8 is close to restriction piece 10.

When two clamp splice 6 move in opposite directions, can make two clamp splice 6 slide in the inside of two sliding tray 7, and then make two restriction piece 10 slide in the inside of two restriction tray 9 respectively, extrude two springs 8, and then when two clamp splice 6 are not receiving external force promotion, can make two clamp splice 6 and two restriction piece 10 reset through the elasticity of two springs 8, and then make two clamp splice 6 carry out the centre gripping to spare part, be convenient for carry out the centre gripping to the spare part, improve the convenience to spare part centre gripping.

Through limiting block 10 at limiting groove 9's inside slip, be convenient for restrict clamp splice 6, make clamp splice 6 only can slide in sliding tray 7's inside, and then prevent clamp splice 6 and sliding tray 7's inside slippage, guaranteed the stability that clamp splice 6 removed.

The bottom of the clamp 2 is fixedly provided with a hydraulic rod 14, the output end of the hydraulic rod 14 is fixedly provided with a connecting rod 13, the upper end of the connecting rod 13 is slidably connected with an extrusion block 12, one side opposite to the two clamping blocks 6 is fixedly provided with a connecting block 11, and the two connecting blocks 11 slide on the surface of the extrusion block 12.

When the two clamping blocks 6 are moved back to back, the hydraulic rod 14 is started, the extrusion block 12 and the connecting rod 13 are further moved upwards, the extrusion block 12 is further used for pushing the two connecting blocks 11, the two clamping blocks 6 are further moved back to back, and the two clamping blocks 6 are further controlled to move back to back.

The slide way 3 is arranged on the surface of the clamp 2, the slide bar 4 is connected with the slide way 3 in a sliding manner, the slide bar 4 is fixedly connected with the surface of the extrusion block 12, the pull rod 5 is connected with the extrusion block 12, the clamp 2 and the connecting rod 13 in a sliding manner, one end of the pull rod 5 extending to the inside of the connecting rod 13 is fixedly provided with the stop block 16, the slide hole 15 is arranged on the surface of the stop block 16, the tension spring 20 is fixedly connected with the stop block 16 at one end of the tension spring 20, which is close to the stop block 16, two clamping columns 18 are connected with the surface of the stop block 16 in a sliding manner, one ends of the two clamping columns 18 are contacted with the surface of the stop block 16 in a sliding manner, the opposite ends of the two clamping columns 18 are respectively connected with the surface of the two clamping columns 18 in a sliding manner, one ends of the two clamping springs 17 are connected with the inner wall of the connecting rod 13 in a fixed manner, two clamping grooves 19 are arranged on the inner wall of the extrusion block 12, and one ends of the two clamping columns 18 are respectively connected with the inner sides of the two clamping grooves 19 in a sliding manner.

When adjusting the distance that two clamp splice 6 moved in opposite directions, upwards pull rod 5 can make dog 16 follow pull rod 5 and upwards remove, and then stretch extension spring 20, and then can make two draw-in poles 18 and two slide holes 15 be in on the same straight line, and then upwards promote slide bar 4, make slide bar 4 slide in slide 3's inside, and then make extrusion piece 12 upwards slide on connecting rod 13's surface, when extrusion piece 12 upwards removes, can make two draw-in grooves 19 extrude two draw-in poles 18, and then make two draw-in poles 18 slide to the inside of two connecting rods 13, stretch two tension springs 17, when two draw-in poles 18 coincide with two draw-in grooves 19, can make two draw-in poles 18 reset through the pulling force of two tension springs 17, and then make two draw-in poles 18 block into the inside of two other draw-in grooves 19, do not pull rod 5, make dog 16 extrude two draw-in poles 18, and then be convenient for carry out the height adjustment to extrusion piece 12, because certain clamp splice piece length 12 of hydraulic pressure pole 14 carries out extrusion piece 12, and then two clamp splice piece 6 use two clamp splice pieces to the distance between two clamp splice 6 to the distance from each other, and further two clamp splice 6 are adjusted to the distance between two clamp splice pieces are convenient for use, and the clamp splice 6 is moved to the distance between two clamp splice 6 to be adjusted.

Working principle:

when two clamp splice 6 move in opposite directions, can make two clamp splice 6 slide in the inside of two sliding tray 7, and then make two restriction piece 10 slide in the inside of two restriction tray 9 respectively, extrude two springs 8, and then when two clamp splice 6 are not receiving external force to promote, can make two clamp splice 6 and two restriction piece 10 reset through the elasticity of two springs 8, and then make two clamp splice 6 carry out the centre gripping to spare part.

When the distance to two clamp splice 6 move away from each other is adjusted, upwards pull rod 5, can make dog 16 follow pull rod 5 and upwards remove, and then stretch extension spring 20, and then can make two draw-in columns 18 and two slide holes 15 be in same straight line, and then upwards promote slide bar 4, make slide bar 4 slide in slide 3's inside, and then make extrusion piece 12 upwards slide on the surface of connecting rod 13, when extrusion piece 12 upwards moves, can make two draw-in grooves 19 extrude two draw-in columns 18, and then make two draw-in columns 18 slide to the inside of two connecting rods 13, stretch two tension springs 17, when two draw-in columns 18 coincide with two draw-in grooves 19, can make two draw-in columns 18 reset through the pulling force of two tension springs 17, and then make two draw-in columns 18 block into the inside of two other draw-in grooves 19, do not pull rod 5, make dog 16 extrude two draw-in columns 18, and then be convenient for adjust extrusion piece 12's height, because certain compression piece 12 length, make two extrusion piece 12 move two clamp splice pieces 11 and make two extrusion piece 11 move to the big distance to the outside, and make two clamp splice 11 move to the connecting block.

The embodiments of the present utility model have been described in detail with reference to the accompanying drawings, but the present utility model is not limited to the above embodiments, and various changes can be made within the knowledge of one of ordinary skill in the art without departing from the spirit of the present utility model.

Claims

1. An adjustable clamp for precision machinery, comprising precision machinery equipment (1), characterized in that: the precision mechanical equipment (1) is fixedly provided with a clamp (2), two sliding grooves (7) are formed in the surface of the clamp (2), clamping blocks (6) are slidably connected in the two sliding grooves (7), limiting grooves (9) are formed in the sliding grooves (7), limiting blocks (10) are slidably connected in the limiting grooves (9), one ends, close to the clamping blocks (6), of the limiting blocks (10) are fixedly connected with the clamping blocks (6), springs (8) are fixedly connected in the limiting blocks (10), and one ends, close to the limiting blocks (10), of the springs (8) are fixedly connected with the limiting blocks (10).

2. An adjustable clamp for precision machinery according to claim 1, wherein: the bottom of anchor clamps (2) fixed mounting has hydraulic stem (14), and the output fixed mounting of hydraulic stem (14) has connecting rod (13), and the upper end sliding connection of connecting rod (13) has extrusion piece (12).

3. An adjustable clamp for precision machinery according to claim 2, wherein: the two opposite sides of the clamping blocks (6) are fixedly provided with connecting blocks (11), and the two connecting blocks (11) are in sliding connection on the surface of the extrusion block (12).

4. An adjustable clamp for precision machinery according to claim 3, wherein: a slide way (3) is arranged on the surface of the clamp (2), a slide rod (4) is connected inside the slide way (3) in a sliding mode, and the slide rod (4) is fixedly connected with the surface of the extrusion block (12).

5. The adjustable clamp for precision machinery according to claim 4, wherein: the inside sliding connection of extrusion piece (12), anchor clamps (2) and connecting rod (13) has pull rod (5), and one end fixed mounting that pull rod (5) extended to the inside of connecting rod (13) has dog (16), has seted up slide hole (15) on the surface of dog (16), and the inside fixedly connected with extension spring (20) of connecting rod (13), one end and dog (16) fixed connection that extension spring (20) are close to dog (16).

6. An adjustable clamp for precision machinery according to claim 5, wherein: the inside sliding connection of connecting rod (13) has two card posts (18), and the surface contact of the relative one end of two card posts (18) and dog (16) has all movably sleeved pulling force spring (17) on the surface of two card posts (18), and the one end that two pulling force spring (17) are relative respectively with the fixed surface connection of two card posts (18), the one end that two pulling force spring (17) are opposite to each other and the inner wall fixed connection of connecting rod (13).

7. The adjustable clamp for precision machinery according to claim 6, wherein: two clamping grooves (19) are formed in the inner wall of the extrusion block (12), and one ends, opposite to each other, of the two clamping columns (18) are respectively in sliding clamping connection with the inner parts of the two clamping grooves (19).