CN220880263U - Workpiece positioning device for punching machine - Google Patents

Abstract

The utility model relates to the technical field of punching machines and discloses a workpiece positioning device for a punching machine, which comprises a mounting block, wherein a circular groove is formed in the top of the mounting block, three concave sliding grooves are formed in the top of the circular groove in an annular equidistant manner, moving blocks are arranged in the three concave sliding grooves, the end parts of the three moving blocks are fixedly connected with abutting clamping blocks, an inner ring groove is formed between the bottoms of the three concave sliding grooves and in the middle of the mounting block, a rotation adjusting ring is arranged in the inner ring groove, the three moving blocks are in transmission connection with the rotation adjusting ring, and a rotating shaft in transmission connection with the rotation adjusting ring is annularly and equidistantly connected to the bottom of the inner ring groove; the workpiece positioning device for the punching machine has an effective centering clamping and positioning function, and can clamp and position cylindrical workpieces of different sizes, so that the cylindrical workpieces can be stably processed, and the processing quality of the workpieces is effectively guaranteed.

Description

Workpiece positioning device for punching machine

Technical Field

The utility model belongs to the technical field of punching machines, and particularly relates to a workpiece positioning device for a punching machine.

Background

The punching machine is a punching press, and the punching process has the advantages of saving materials and energy sources, being high in efficiency, having low technical requirements on operators and being capable of making products which cannot be achieved by mechanical processing through various die applications compared with the traditional mechanical processing; the stamping production mainly aims at the plate, and blanking, punching, forming, deep drawing, trimming, fine stamping, shaping, riveting, extrusion and the like can be performed through a die, so that the stamping production is widely applied to various fields; the existing workpiece positioning punch device is used for positioning a workpiece in a clamping mode through a clamping plate, clamping instability can occur when a plurality of cylindrical workpieces are machined, and the workpieces are easy to move during punching to influence the machining quality, so that the existing workpiece positioning punch device is improved in view of the problems.

Disclosure of utility model

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a work piece positioner for punch press, includes the installation piece, the circular recess has been seted up at the top of installation piece, and the top annular equidistance of circular recess leaves and is equipped with three concave spout, and the movable block is all installed to the inside of three concave spout, and the equal fixedly connected with of tip of three movable block is contradicted the chucking piece, and the inner circle groove has been seted up at the middle part that just is located the installation piece between the bottom of three concave spout, and the internally mounted in inner circle groove has the rotation regulation circle, and three movable block all is connected with the rotation regulation circle transmission, and the bottom annular equidistance rotation in inner circle groove is connected with the pivot of being connected with the rotation regulation circle transmission.

Preferably, the top of circle recess just is located the top of installation piece and has been seted up and accomodate the circle groove, and three conflict chucking piece all is located the inside of accomodating the circle groove, and spacing spout has all been seted up to the both sides of three concave spout, and the slider inside installation and spacing spout is all fixed mounting in both sides of movable block to make the movable block can effectually contradict chucking piece drive and remove the regulation.

Preferably, the bottom of three the movable blocks is fixedly provided with stirring pins, the top of the rotation adjusting ring is provided with a spiral groove ring, the lower parts of the three stirring pins are movably inserted into the spiral groove ring, the circumferential surfaces of the rotation adjusting rings are equidistantly provided with balls, the bottom of the rotation adjusting rings is fixedly connected with a gear ring, and therefore the three movable blocks can be effectively adjusted.

Preferably, the middle part of pivot all fixedly connected with gear, the gear all is connected with the ring gear meshing, and one end of one of them pivot extends to the surface of installation piece and fixedly connected with worm wheel, and the surface rotation of installation piece is connected with the worm, and worm wheel meshing are connected, and the one end fixedly connected with regulating wheel of worm to can effectually adjust the operation.

Compared with the prior art, the utility model has the beneficial effects that: through being provided with installation piece, circular recess, concave spout, movable block, conflict chucking piece, inner circle groove, rotate adjusting ring, pivot, storage ring groove, spacing spout, slider, stir the round pin, spiral groove circle, ball, ring gear, worm wheel, worm and regulating wheel, make this work piece positioner for punch press have effectual centre gripping locate function in middle to can carry out the centre gripping location to the cylindric work piece of equidimension, make cylindric work piece can keep processing stability, thereby the effectual quality of guaranteeing work piece processing, this work piece positioner structural design is simple simultaneously, use and convenient operation, centre gripping location is reliable and stable, the performance that its has can satisfy the user demand of punch press processing.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model.

In the drawings:

FIG. 1 is a schematic top view of a work positioning apparatus for a punching machine according to the present utility model;

FIG. 2 is a schematic cross-sectional view of FIG. 1 in accordance with the present utility model;

FIG. 3 is a schematic cross-sectional view of FIG. 2 in accordance with the present utility model;

FIG. 4 is a schematic view of the bottom view of the moving block of the present utility model;

FIG. 5 is a schematic view of the partial structure of FIG. 3 according to the present utility model;

FIG. 6 is a schematic view of the rotary adjustment ring of the present utility model in a bottom view;

In the figure: 1. a mounting block; 2. a circular groove; 3. a concave chute; 4. a moving block; 5. the clamping block is abutted; 6. an inner ring groove; 7. rotating the adjusting ring; 8. a rotating shaft; 9. a receiving ring groove; 10. limiting sliding grooves; 11. a slide block; 12. a toggle pin; 13. a spiral groove ring; 14. a ball; 15. a gear ring; 16. a gear; 17. a worm wheel; 18. a worm; 19. and an adjusting wheel.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model; all other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The utility model is given by figures 1 to 6, which comprises a mounting block 1, wherein the mounting block 1 is mounted on a platen of a punch press when in use, a circular groove 2 is formed in the top of the mounting block 1, three concave sliding grooves 3 are formed in the top of the circular groove 2 in an annular equidistant manner, moving blocks 4 are mounted in the three concave sliding grooves 3, abutting clamping blocks 5 are fixedly connected to the ends of the three moving blocks 4, an inner ring groove 6 is formed between the bottoms of the three concave sliding grooves 3 and positioned in the middle of the mounting block 1, a rotation adjusting ring 7 is mounted in the inner ring groove 6, the three moving blocks 4 are in transmission connection with the rotation adjusting ring 7, and a rotating shaft 8 in transmission connection with the rotation adjusting ring 7 is in annular equidistant rotation connection with the bottom of the inner ring groove 6; the top of the circular groove 2 and the top of the mounting block 1 are provided with a containing ring groove 9, the three abutting and clamping blocks 5 are all positioned in the containing ring groove 9, two sides of the three concave sliding grooves 3 are all provided with limiting sliding grooves 10, and two sides of the moving block 4 are fixedly provided with sliding blocks 11 arranged in the limiting sliding grooves 10, so that the moving block 4 can be driven by the effective abutting and clamping blocks 5 to move and adjust; the bottom of the three moving blocks 4 is fixedly provided with toggle pins 12, the top of the rotation adjusting ring 7 is provided with a spiral groove ring 13, the lower parts of the three toggle pins 12 are movably inserted into the spiral groove ring 13, the circumferential surfaces of the rotation adjusting ring 7 are equidistantly provided with balls 14, and the bottom of the rotation adjusting ring 7 is fixedly connected with a gear ring 15, so that the three moving blocks 4 can be effectively adjusted;

The cylindrical workpiece is inserted into the circular groove 2, then the rotation adjusting ring 7 rotates in the inner ring groove 6, the rotation of the rotation adjusting ring 7 drives the spiral groove ring 13 to rotate, the rotation of the spiral groove ring 13 can stir and move the three stirring pins 12, the movement of the three stirring pins 12 can enable the three moving blocks 4 to drive the three collision clamping blocks 5 to move towards the cylindrical workpiece, and the three collision clamping blocks 5 center and clamp and fix the cylindrical workpiece.

The middle part of the rotating shaft 8 is fixedly connected with a gear 16, the gear 16 is in meshed connection with a gear ring 15, one end of one rotating shaft 8 extends to the surface of the mounting block 1 and is fixedly connected with a worm wheel 17, the surface of the mounting block 1 is rotationally connected with a worm 18, the worm 18 is in meshed connection with the worm wheel 17, and one end of the worm 18 is fixedly connected with an adjusting wheel 19, so that the adjustment operation can be effectively carried out;

Through rotating the regulating wheel 19, the regulating wheel 19 drives the worm 18 to rotate, the worm 18 rotates to drive the worm wheel 17 to drive one of the rotating shafts 8 to rotate, the rotation of one of the rotating shafts 8 drives the gear 16 on the rotating shaft to rotate, the rotation of the gear 16 drives the gear ring 15 through the gears 16 on the other rotating shafts 8, and accordingly the gear ring 15 drives the rotation regulating ring 7 to rotate and regulate in the inner ring groove 6.

This work piece positioner for punch press has effectual centre gripping locate function placed in middle to can carry out the centre gripping location to the cylindric work piece of equidimension not, make cylindric work piece can keep processing stably, thereby effectually guaranteed the quality of work piece processing, this work piece positioner structural design is simple simultaneously, uses convenient with the simple operation, and centre gripping location is reliable and stable, and the performance that it had can satisfy the user demand of punch press processing.

Claims (4)

1. Work piece positioner for punch press, including installation piece (1), its characterized in that: the utility model discloses a motor vehicle mounting structure, including installation piece (1), circle recess (2) have been seted up at the top of installation piece (1), the top annular equidistance of circle recess (2) leaves and is equipped with three concave spout (3), movable block (4) are all installed to the inside of three concave spout (3), the equal fixedly connected with of tip of three movable block (4) is contradicted chucking piece (5), inner circle groove (6) have been seted up at the middle part that just is located installation piece (1) between the bottom of three concave spout (3), the internally mounted in inner circle groove (6) has rotation to adjust circle (7), the equal distance of bottom annular of inner circle groove (6) rotates and is connected with pivot (8) of adjusting circle (7) transmission connection with rotation.

2. The workpiece positioning device for a punch press according to claim 1, wherein: the top of circular recess (2) just is located the top of installation piece (1) and has been seted up and accomodate circle groove (9), and three conflict chucking piece (5) all are located the inside of accomodating circle groove (9), and spacing spout (10) have all been seted up to the both sides of three concave spout (3), and the both sides of movable block (4) are all fixed mounting in slider (11) of spacing spout (10) inside.

3. A workpiece positioning device for a punching machine according to claim 2, characterized in that: the bottom of three movable block (4) all fixed mounting stirs round pin (12), and spiral groove circle (13) have been seted up at the top of rotating adjustment circle (7), and the lower part of three stirring round pin (12) all activity is pegged graft in the inside of spiral groove circle (13), and ball (14) are installed to the circumference equidistance of rotating adjustment circle (7), and the bottom fixedly connected with ring gear (15) of rotating adjustment circle (7).

4. A workpiece positioning device for a punching machine according to claim 3, characterized in that: the middle part of pivot (8) all fixedly connected with gear (16), gear (16) all are connected with ring gear (15) meshing, and one end of one of them pivot (8) extends to the surface of installation piece (1) and fixedly connected with worm wheel (17), and the surface rotation of installation piece (1) is connected with worm (18), and worm (18) are connected with worm wheel (17) meshing, and the one end fixedly connected with regulating wheel (19) of worm (18).