CN211027694U

CN211027694U - Punch press convenient to clamp

Info

Publication number: CN211027694U
Application number: CN201921334914.6U
Authority: CN
Inventors: 陈卓
Original assignee: Zhejiang Shangshui Industry And Trade Co ltd
Current assignee: Zhejiang Shangshui Industry And Trade Co ltd
Priority date: 2019-08-16
Filing date: 2019-08-16
Publication date: 2020-07-17
Anticipated expiration: 2029-08-16

Abstract

The utility model discloses a make things convenient for punch press of centre gripping, the clamping size that aims at solving current punch press anchor clamps is single size, and different anchor clamps need be used in the processing of different diameter size tubular product, may need to use the problem that different punch presses processed even. The key points of the technical scheme are as follows: the utility model provides a make things convenient for punch press of centre gripping, includes the punching press arm that base, punching press platform and drive punching press platform go up and down, be equipped with the workstation on the base, be equipped with clamping device on the workstation, clamping device includes the anchor clamps body and the anchor clamps body down, the surface of going up the anchor clamps body, the anchor clamps body down and workstation all is equipped with a plurality of screw holes that correspond each other. The utility model discloses set up a plurality of blind holes that are the array distribution on the last anchor clamps body, the anchor clamps body down, set up first spring and fixed strip in the blind hole to and go up the anchor clamps body and down between the anchor clamps body threaded connection, reach the purpose of the different tubular product of centre gripping diameter size with this.

Description

Punch press convenient to clamp

Technical Field

The utility model relates to a punch press, more specifically say, it relates to a make things convenient for punch press of centre gripping.

Background

The punching machine is essentially a punching press machine, in national production, the punching production can realize the processes of blanking, punching, forming, deep drawing, trimming, fine punching, shaping, riveting, extruding and the like through a die, a punching machine clamp is a device for fixing a processing object in the use process of the punching machine to enable the processing object to occupy the correct position, and the device for quickly, conveniently and safely installing workpieces can be called as the punching machine clamp, and each clamp can be suitable for different workpieces.

The clamping size of current punch press anchor clamps is single size, and different anchor clamps need be used in the processing of different diameter size tubular product, probably need use different punch presses to process even, seeks the very waste time of the punch press that has suitable anchor clamps and is difficult to.

In order to solve the problem, the punch press of adjustable tubular product clamping size that publication number is CN206951905U, including the base, install the workstation on the base, be provided with the anchor clamps body on the workstation, with the relative recess of last anchor clamps body, its characterized in that: go up the specific inner wall of anchor clamps and can dismantle and be connected with a plurality of with the core and fold the last cushion of piling up together, adjacent two go up laminating and mutual joint between the cushion, can dismantle in the recess and be connected with a plurality of with the core fold pile together and with the lower cushion of last cushion cooperation clamping tubular product, adjacent two laminate and mutual joint between the cushion down, through the cushion of installing different quantity in last anchor clamps body and recess, realize the clamping work to different diameter tubular product, be applicable to the multiple tubular product of different diameter sizes of processing punching press. To this end, a new solution is proposed to solve this problem.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a make things convenient for punch press of centre gripping through set up a plurality of blind holes that are array distribution on last anchor clamps body, lower anchor clamps body, sets up first spring and fixed strip in the blind hole and go up anchor clamps body and lower anchor clamps between threaded connection, reaches the purpose of the different tubular product of centre gripping.

The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides a make things convenient for punch press of centre gripping, includes the punching press arm that base, punching press platform and drive punching press platform go up and down, be equipped with the workstation on the base, be equipped with clamping device on the workstation, clamping device includes the anchor clamps body and the anchor clamps body down, the surface of going up the anchor clamps body, the anchor clamps body down and workstation all is equipped with a plurality of screw holes that correspond each other, it is connected its characterized in that through bolt and nut to go up the anchor clamps body, the anchor clamps body passes through with the workstation down: go up and all be equipped with a plurality of blind holes that are the array distribution on the specific bottom surface of anchor clamps and the specific top surface of lower anchor clamps, be equipped with the fixed strip in the blind hole, the one end of fixed strip is equipped with the connecting block, the other end of fixed strip passes blind hole to the external world, the one end that the fixed strip was kept away from to the connecting block is equipped with the stopper, the stopper is connected with the blind hole through first spring.

Through adopting above-mentioned technical scheme, tubular product is put on the fixed strip after, through the distance between the anchor clamps body and the lower anchor clamps body in the bolt and nut regulation, it is fixed with tubular product, tubular product oppression fixed strip moves towards one side of blind hole, first spring shrink just has the trend of reconversion, thereby promote the fixed strip and keep away from one side of blind hole and remove, the fixed strip consequently gives an effort of tubular product and fixes it between the last anchor clamps body and the lower anchor clamps body, the stopper is connected to fixed strip one end then prevents that the fixed strip from breaking away from in the blind hole.

The utility model discloses further set up to: the pipe punching machine is characterized in that a sliding block is arranged on the workbench, a punching tool is arranged at one end, close to the clamping device, of the sliding block, and a push block assembly for driving the sliding block to slide on the workbench to drive the punching tool to punch a pipe is arranged on the punching table and the workbench.

Through adopting above-mentioned technical scheme, ejector pad subassembly drive slider is at workstation slider on, drives the punching press cutter and horizontally slides on the workstation, and the outer surface contact of punching press cutter and tubular product can carry out the punching press to tubular product, realizes that punching press work's automation goes on.

The utility model discloses further set up to: the pushing block assembly comprises an upper wedge block fixed on the punching platform and a lower wedge block fixedly connected with the sliding block, the upper wedge block comprises an upper inclined plane, and the lower wedge block comprises a lower inclined plane which is matched with the upper inclined plane in a sliding mode so as to push the sliding block to slide.

Through adopting above-mentioned technical scheme, the punching press platform is downstream under the drive of punching press arm, goes up wedge and slides through the inclined plane direction down, realizes that wedge slides on the workstation down to drive the slider and slide on the workstation, realized the punching press, the mode drive punching press that adopts the inclined plane direction goes on, makes the punching press process more stable, the degree of accuracy is high.

The utility model discloses further set up to: the workbench is provided with a second spring for pulling the sliding block to reset, and two ends of the second spring are fixedly connected with the sliding block and one end of the workbench respectively.

Through adopting above-mentioned technical scheme, after the punching press finishes, the punching press arm drives the punching press platform and resets, and the second spring can pull slider elasticity and reset, makes things convenient for going on once more of punching press work, has realized going on of repeated many times punching press work.

The utility model is further arranged in that L-shaped brackets are arranged on two sides of the workbench, one end of the long side of each bracket is fixedly connected with the workbench, and the short side of each bracket extends upwards and is fixedly connected with the second spring.

Through adopting above-mentioned technical scheme, fixed the position of second spring, prevent that second spring during operation and workstation contact from leading to second spring wearing and tearing.

The utility model discloses further set up to: and a stop dog which is abutted against the slide block to limit the sliding stroke of the slide block towards the direction far away from the clamping device is arranged on the workbench.

Through adopting above-mentioned technical scheme, dog restriction slider slides to keeping away from clamping device direction to avoid the slider to fly out from one side of workstation under the pulling of second spring, ensured that the slider after reseing stops on the workstation, slide outward to the workstation and play better limiting action.

The utility model discloses further set up to: and the two ends of the bottom surface of the stamping platform are fixedly connected with heavy blocks.

Through adopting above-mentioned technical scheme, the pouring weight is used for balancing the both ends of punching press platform, and the pouring weight is located between punching press platform and the workstation, can make and keep certain interval between workstation and the punching press platform, and the difficult decurrent stroke that makes the punching press platform is too big, leads to going up the anchor clamps body and is appeared by the condition that the punching press platform crushed, has guaranteed the safety of punching press and has gone on.

The utility model discloses further set up to: the bottom of the base is provided with a universal wheel with a self-locking function.

By adopting the technical scheme, the punch press is convenient to move.

To sum up, the utility model discloses following beneficial effect has:

firstly, a plurality of blind holes distributed in an array form are arranged on the upper clamp body and the lower clamp body, a first spring and a fixing strip are arranged in the blind holes, and the upper clamp body is in threaded connection with the lower clamp body, so that the purpose of clamping different pipes is achieved;

secondly, through the universal wheel that the base bottom set up, made things convenient for the removal of punch press.

Drawings

FIG. 1 is a first structural schematic diagram of the present embodiment, showing the overall structure of the punching machine;

FIG. 2 is a second structural schematic view of the present embodiment, showing the overall structure of the lower clamp body;

fig. 3 is an enlarged view of a portion a in fig. 1, showing a connection relationship of the fixing bar, the first spring and the blind hole.

In the figure: 1. a base; 2. a work table; 3. a support; 4. a slider; 5. a stopper; 6. a universal wheel; 7. a limiting block; 8. connecting blocks; 9. a first spring; 10. blind holes; 11. a lower clamp body; 12. an upper clamp body; 13. a fixing strip; 14. punching a cutter; 15. a weight block; 16. a bolt; 17. a nut; 18. a punching stage; 19. a punching arm; 20. a threaded hole; 21. a second spring; 22. an upper wedge block; 23. an upper inclined plane; 24. a lower wedge block; 25. a lower bevel.

Detailed Description

The present invention will be described in detail with reference to the accompanying drawings and examples.

A punch press convenient for clamping is disclosed, as shown in figures 1-3, comprising a base 1, a punching table 18 and a punching arm 19 for driving the punching table 18 to lift, wherein the base 1 is provided with a workbench 2, the workbench 2 is provided with a slide block 4, one end of the slide block 4 close to a clamping device is provided with a punching tool 14, the punching table 18 and the workbench 2 are provided with a push block assembly for driving the slide block 4 to slide on the workbench 2 so as to drive the punching tool 14 to punch a pipe, the push block assembly comprises an upper wedge block 22 fixed on the punching table 18 and a lower wedge block 24 fixedly connected with the slide block 4, the upper wedge block 22 comprises an upper inclined plane 23, the lower wedge block 24 comprises a lower inclined plane 25 in sliding fit with the upper inclined plane 23 so as to drive the slide block 4 to slide, the push block assembly drives the slide block 4 on the workbench 2 so as to drive the punching tool 14 to horizontally slide on the workbench 2, and the punching tool 14 is in contact with the outer surface, the pipe can be punched, the automatic punching is realized, and the punching is driven in an inclined plane guide mode, so that the punching process is relatively stable and high in accuracy;

the punching machine is characterized in that a second spring 21 for pulling the sliding block 4 to reset is arranged on the workbench 2, two ends of the second spring 21 are respectively fixedly connected with the sliding block 4 and one end of the workbench 2, L-shaped supports 3 are arranged on two sides of the workbench 2, one end of the long side of each support 3 is fixedly connected with the workbench 2, the short side of each support 3 extends upwards and is fixedly connected with the second spring 21, after punching is finished, the punching arm 19 drives the punching table 18 to reset, the second spring 21 can pull the sliding block 4 to elastically reset, so that punching can be conveniently carried out again, repeated punching is realized, the second spring 21 is connected with the supports 3, contact between the second spring 21 and the workbench 2 is avoided, the second spring 21 is prevented from being worn in the working process, the workbench 2 is provided with a block 5 which is arranged on the workbench 4 to limit the sliding stroke of the sliding block 4 to the direction far away from the clamping device, the sliding block 4 is prevented from flying out from one side of the workbench 2 under the pulling of the second spring 21, two ends of the bottom surface of the punching table 18 are fixedly connected with weights 15, a certain distance is kept between the workbench 2, a certain distance is not easy to cause the punching machine to be damaged, and a punch press, a safety clamp 18 is convenient to be provided with a universal press wheel 12, and a punch press, and a punch;

the clamping device is arranged on the workbench 2 and comprises an upper clamp body 12 and a lower clamp body 11, a plurality of threaded holes 20 which correspond to each other are formed in the surfaces of the upper clamp body 12, the lower clamp body 11 and the workbench 2, the upper clamp body 12, the lower clamp body 11 and the workbench 2 are connected through bolts 16 and nuts 17, a plurality of blind holes 10 which are distributed in an array mode are formed in the bottom surface of the upper clamp body 12 and the top surface of the lower clamp body 11, fixing strips 13 are arranged in the blind holes 10, connecting blocks 8 are arranged at one ends of the fixing strips 13, the other ends of the fixing strips 13 penetrate through the blind holes 10 to the outside, limiting blocks 7 are arranged at one ends, far away from the fixing strips 13, of the connecting blocks 8, the limiting blocks 7 are connected with the blind holes 10 through first springs 9, after the pipe is placed on the fixing strips 13, the distance between the upper clamp body 12 and the lower clamp body 11 is adjusted through the bolts 16 and the nuts 17, the first spring 9 contracts and has a tendency of restoring to the original state, so that one side of the fixing strip 13 far away from the blind hole 10 is pushed to move, the fixing strip 13 accordingly gives an acting force to the pipe and fixes the pipe between the upper clamp body 12 and the lower clamp body 11, one end of the fixing strip 13 is connected with the limiting block 7 to prevent the fixing strip 13 from being separated from the blind hole 10, the distance between the upper clamp body 12 and the lower clamp body 11 is adjusted through the bolt 16 and the nut 17 to fix the pipe, the pipe presses the fixing strip 13 to move towards one side of the blind hole 10, the first spring 9 contracts and has a tendency of restoring to the original state, so that one side of the fixing strip 13 far away from the blind hole 10 is pushed to move, the fixing strip 13 accordingly gives an acting force to the pipe and fixes the pipe between the upper clamp body 12 and the lower clamp body 11, and one end of the fixing strip 13.

When the utility model works normally, the punch press is moved to a designated position through the universal wheel 6, the position of the punch press is fixed through the self-locking function of the universal wheel 6, then the pipe to be processed is placed on the fixing strip 13 of the lower clamp body 11, the fixing strip 13 moves towards one side of the blind hole 10 under the influence of the pipe, the first spring 9 contracts, because the first spring 9 has the tendency of recovering to the original state, the fixing strip 13 is pushed to move away from one side of the blind hole 10, the fixing strip 13 gives an acting force to the pipe, then the upper clamp body 12, the lower clamp body 11 and the workbench 2 are connected through the bolt 16 and the nut 17, and similarly, the fixing strip 13 at the bottom surface of the upper clamp body 12 also gives an acting force to the pipe, so as to fix the pipe, when the pipes with different diameters are placed between the upper clamp body 12 and the lower clamp body 11, the degree of the fixing strip 13 which is influenced by the pipe and, the acting force applied to the pipe by the fixing strip 13 is changed accordingly, so that the effect of clamping the pipes with different diameters is achieved, after the pipes are clamped, the punch press is started, the punching arm 19 presses the punching table 18 downwards, the inclined surface of the upper wedge block 22 contacts with the inclined surface of the lower wedge block 24, the lower wedge block 24 is pressed inwards under the stress and drives the sliding block 4 to move towards the pipes, and the sliding block 4 pushes the punching cutter 14 to extrude the pipes, so that the cutter is pressed onto the processing surface of the pipes to be processed. Meanwhile, the second spring 21 on the bracket 3 is stretched, after the machining is finished, the stamping arm 19 rises, the second spring 21 resets and pulls the sliding block 4 and the stamping cutter 14 to move outwards, the sliding block 4 stops moving to the stop block 5, and at the moment, the clamping device is opened to replace the pipe, so that the next round of machining can be carried out.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a make things convenient for punch press of centre gripping, includes base (1), punching press platform (18) and punching press arm (19) that drive punching press platform (18) go up and down, be equipped with workstation (2) on base (1), be equipped with clamping device on workstation (2), clamping device includes the anchor clamps body (12) and the anchor clamps body (11) down, go up anchor clamps body (12), all be equipped with a plurality of screw hole (20) that correspond each other on the surface of anchor clamps body (11) and workstation (2) down, go up anchor clamps body (12), down anchor clamps body (11) and workstation (2) pass through bolt (16) nut (17) and be connected its characterized in that: go up all to be equipped with a plurality of blind holes (10) that are the array distribution on the bottom surface of the anchor clamps body (12) and the top surface of lower anchor clamps body (11), be equipped with fixed strip (13) in blind hole (10), the one end of fixed strip (13) is equipped with connecting block (8), the other end of fixed strip (13) passes blind hole (10) to external world, the one end that fixed strip (13) were kept away from in connecting block (8) is equipped with stopper (7), stopper (7) are connected with blind hole (10) through first spring (9).

2. The punch press convenient to clamp of claim 1, wherein: be provided with slider (4) on workstation (2), slider (4) are close to clamping device's one end and are provided with stamping tool (14), be provided with drive slider (4) on stamping table (18) and workstation (2) and slide in order to drive the ejector pad subassembly of stamping tool (14) punching press tubular product on workstation (2).

3. The punch press convenient to clamp as claimed in claim 2, wherein: the ejector pad subassembly is including being fixed in last wedge (22) on punching press platform (18), lower wedge (24) with slider (4) fixed connection, go up wedge (22) including an upper inclined plane (23), lower wedge (24) include with upper inclined plane (23) the cooperation of sliding in order to promote lower inclined plane (25) that slider (4) slided.

4. The punch press convenient to clamp of claim 3, wherein: and a second spring (21) for pulling the sliding block (4) to reset is arranged on the workbench (2), and two ends of the second spring (21) are fixedly connected with one end of the sliding block (4) and one end of the workbench (2) respectively.

5. A punch press convenient for clamping as claimed in claim 4 is characterized in that L-shaped brackets (3) are arranged on two sides of the workbench (2), one end of the long side of each bracket (3) is fixedly connected with the workbench (2), and the short side of each bracket (3) extends upwards and is fixedly connected with the second spring (21).

6. The punch press convenient to clamp of claim 5, wherein: and a stop block (5) which is abutted against the sliding block (4) to limit the sliding stroke of the sliding block (4) to the direction far away from the clamping device is arranged on the workbench (2).

7. The punch press convenient to clamp of claim 1, wherein: the two ends of the bottom surface of the stamping platform (18) are fixedly connected with the heavy blocks (15).

8. The punch press convenient to clamp of claim 1, wherein: the bottom of the base (1) is provided with a universal wheel (6) with a self-locking function.