CN212264374U

CN212264374U - Punch hydraulic buffer device with accurately controllable buffer force

Info

Publication number: CN212264374U
Application number: CN202020965735.9U
Authority: CN
Inventors: 罗贤平; 罗恩英
Original assignee: Shenzhen Jiahengfeng Hardware Co ltd
Current assignee: Shenzhen Jiahengfeng Hardware Co ltd
Priority date: 2020-06-01
Filing date: 2020-06-01
Publication date: 2021-01-01
Anticipated expiration: 2030-06-01

Abstract

The utility model relates to the technical field of stamping die production, in particular to a punch hydraulic buffer device with accurately controllable buffer force, which comprises a stamping die plate, wherein a plurality of second springs are arranged on the lower surface of a movable plate, four corners of a bottom plate are connected with the stamping die plate through support columns, a hydraulic cylinder is arranged at the central position of the upper surface of the bottom plate, a lifting plate is arranged on a connecting plate, sliders are arranged at two ends of the lifting plate, and a first spring is arranged on each stand column; this but punch press hydraulic buffer of buffering dynamics accurate control, a plurality of equidistant second springs that distribute cushion, be equipped with the pneumatic cylinder on the bottom plate, the cooperation lifter plate is convenient for make the stand reciprocate in leading to the groove, let first spring can with fly leaf in close contact with, thereby increase the spring quantity on the fly leaf, increase the buffering dynamics, descend as the lifter plate, the second spring leaves the fly leaf, let the buffering dynamics of fly leaf reduce, convenient to use person is according to the change of different hydraulic pressure dynamics manual control punch press hydraulic pressure buffering dynamics.

Description

Punch hydraulic buffer device with accurately controllable buffer force

Technical Field

The utility model relates to a stamping die produces technical field, specifically is a but punch press hydraulic buffer of accurate control of buffering dynamics.

Background

The stripping and pressing modes of the stamping die are buffered through a standard spring, and the buffering force of the spring has important influence on whether the die is produced smoothly and whether a processed product is qualified;

general punch press hydraulic buffer buffering dynamics can not accurate control, and spring buffering dynamics is not enough, causes the mould can't take off the material, and the product warp, and the product is difficult for taking out etc. if spring buffering dynamics is too big, the product probably plays when taking off the material and flies, causes the product damage, and difficult accurate control spring buffering dynamics influences product production.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a but punch press hydraulic buffer of buffering dynamics accurate control to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a punch press hydraulic buffer device with precisely controllable buffer force comprises a stamping die plate, wherein slide posts are arranged on the upper surface of the stamping die plate near four corners, first slide grooves are formed in the slide posts, a movable plate is arranged between the two slide posts on the same side surface, a plurality of second springs are arranged on the lower surface of the movable plate, a plurality of through grooves are formed in the upper surface of the stamping die plate near two sides, a bottom plate is arranged below the stamping die plate, the four corners of the bottom plate are connected with the stamping die plate through support posts, a hydraulic cylinder is arranged at the central position of the upper surface of the bottom plate, a connecting plate is arranged at the tail end of a telescopic rod on the hydraulic cylinder, a lifting plate is arranged on the connecting plate, sliding blocks are arranged at two ends of the lifting plate, stand columns are arranged at positions, corresponding to the through grooves, and a first spring, the position that the bottom plate upper surface corresponds with the slider is equipped with the fixed column, set up the second spout on the fixed column.

Preferably, the sliding column and the stamping die plate are of an integrally formed structure, and the width of the first sliding groove is matched with that of the movable plate.

Preferably, the top of the support column is welded and fixed with the stamping die plate, and the bottom of the support column is fixedly connected with the bottom plate through bolts.

Preferably, the hydraulic cylinder is fixedly connected with the bottom plate through a bolt, the telescopic rod on the hydraulic cylinder and the connecting plate are of an integrally formed structure, and the connecting plate is fixedly connected with the lifting plate through a bolt.

Preferably, stand and lifter plate are integrated into one piece structure, first spring bottom and stand upper surface bonding are fixed, the width of stand and the width looks adaptation that leads to the groove, the slider with the lifter plate be integrated into one piece structure, the width and the second spout width looks adaptation of slider.

Preferably, the fixed column and the bottom plate are of an integrally formed structure, the width of the second sliding groove is matched with that of the sliding block, and the sliding block is connected with the second sliding groove in a sliding mode.

Preferably, one end of the second spring is fixedly bonded with the movable plate, and the other end of the second spring is fixedly bonded with the stamping die plate.

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

1. the utility model discloses the fly leaf on the stamping die board is stable reciprocating under the traveller effect, the second spring that cooperates a plurality of equidistant distributions cushions, be equipped with the pneumatic cylinder on the bottom plate, cooperation lifter plate stand of being convenient for reciprocates in leading to the groove, let first spring can with fly leaf in close contact with, thereby increase the quantity of spring on the fly leaf, increase the buffering dynamics, descend as the lifter plate, the second spring leaves the fly leaf, let the buffering dynamics of fly leaf reduce, the person of facilitating the use comes the change of manual control punch press hydraulic pressure buffering dynamics according to the hydraulic pressure dynamics of difference.

2. The utility model discloses the lifter plate is under the fixed column effect, through the sliding connection of slider with the second spout, lets the stable reciprocating of lifter plate, and the stable removal of fly leaf in the traveller is convenient for better carry out punch press hydraulic cushion and use.

Drawings

Fig. 1 is a schematic view of the overall structure of a hydraulic buffer device of a punch press, with precisely controllable buffer force, according to the present invention;

FIG. 2 is a schematic view of the structure of the hydraulic buffer device of the punch press with precisely controllable buffer force according to the present invention;

FIG. 3 is a schematic view of a frame structure of a part of a hydraulic buffer device of a punch press, with precisely controllable buffer force according to the present invention;

fig. 4 is a schematic view of the combined structure of the bottom plate, the hydraulic cylinder and the lifting plate of the present invention.

The various reference numbers in the figures mean:

1. stamping a die plate; 10. a through groove;

2. a traveler; 20. a first chute;

3. a support pillar;

4. a base plate;

5. a hydraulic cylinder; 50. a connecting plate;

6. fixing a column; 60. a second chute;

7. a lifting plate; 70. a column; 700. a first spring; 71. a slider;

8. a movable plate; 80. a second spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

Referring to fig. 1-4, the present invention provides a technical solution:

a punch hydraulic buffer device with precisely controllable buffer force comprises a stamping die plate 1, sliding columns 2 are arranged on the upper surface of the stamping die plate 1 near four corners, first sliding grooves 20 are formed in the sliding columns 2, a movable plate 8 is arranged between the two sliding columns 2 on the same side surface, a plurality of second springs 80 are arranged on the lower surface of the movable plate 8, a plurality of through grooves 10 are formed in the upper surface of the stamping die plate 1 near two sides, a bottom plate 4 is arranged below the stamping die plate 1, the four corners of the bottom plate 4 are connected with the stamping die plate 1 through supporting columns 3, a hydraulic cylinder 5 is arranged at the central position of the upper surface of the bottom plate 4, a connecting plate 50 is arranged at the tail end of a telescopic rod on the hydraulic cylinder 5, a lifting plate 7 is arranged on the connecting plate 50, sliding blocks 71 are arranged at two ends of the lifting plate 7, upright columns 70 are arranged at positions, corresponding to the, a fixed column 6 is arranged at a position, corresponding to the sliding block 71, on the upper surface of the bottom plate 4, and a second sliding chute 60 is formed in the fixed column 6.

In this embodiment, the slide pillar 2 and the stamping die plate 1 are integrally formed, the width of the first sliding groove 20 is adapted to the width of the movable plate 8, and the movable plate 8 moves up and down in the slide pillar 2 stably.

Further, 3 tops of support columns are welded and fixed with the stamping die plate 1, and the bottoms of the support columns 3 are fixedly connected with the bottom plate 4 through bolts, so that the overall stability is improved.

Secondly, pneumatic cylinder 5 passes through bolt and bottom plate 4 fixed connection, and the telescopic link on the pneumatic cylinder 5 is integrated into one piece structure with connecting plate 50, and connecting plate 50 passes through bolt and lifter plate 7 fixed connection, convenient to detach or change pneumatic cylinder 5.

It should be noted that the upright column 70 and the lifting plate 7 are of an integrally formed structure, the bottom of the first spring 700 is fixedly bonded to the upper surface of the upright column 70, the width of the upright column 70 is adapted to the width of the through groove 10, the slider 71 and the lifting plate 7 are of an integrally formed structure, the width of the slider 71 is adapted to the width of the second sliding groove 60, and under the action of the slider 71, the whole lifting plate 7 is stably moved up and down in the fixed column 6, so that the sliding connection between the upright column 70 and the through groove 10 is better controlled, and the first spring 700 is in contact with the movable plate 8, thereby increasing the number of springs below the movable plate 8 and increasing the buffering force of the whole movable plate 8.

Further, fixed column 6 and bottom plate 4 are integrated into one piece structure, and the width of second spout 60 and the width looks adaptation of slider 71, slider 71 and second spout 60 sliding connection let the stable removal of lifter plate 7 under the effect of fixed column 6.

In addition, second spring 80 one end and fly leaf 8 bonding are fixed, and the other end of second spring 80 and stamping die board 1 bonding are fixed, and second spring 80 and fly leaf 8 stable contact let whole fly leaf have the minimum buffering dynamics, prevent when the punch press hydraulic pressure, buffering dynamics undersize, influence product production and use.

But punch press hydraulic buffer of accurate control of buffering dynamics of this embodiment is when using, the user needs the dynamics of punching press when producing according to different products, reciprocating of telescopic link on the manual control pneumatic cylinder 5, control lifter plate 7 removes, let stand 70 remove in logical groove 10, when stand 70 rises, make first spring 700 top and fly leaf 8 closely laminate, at cooperation second spring 80, let the buffering dynamics of whole fly leaf 8 increase to the biggest, when stand 70 descends, make first spring 700 keep away from fly leaf 8, let whole fly leaf 8 buffering dynamics reduce half, prevent that punching press buffering dynamics is too big, the product punching press is not fashioned, influence product mold production.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a but punch press hydraulic buffer of buffering dynamics accurate control, includes stamping die board (1), its characterized in that: the stamping die plate is characterized in that sliding columns (2) are arranged on the upper surface of the stamping die plate (1) close to four corners, first sliding grooves (20) are formed in the sliding columns (2), a movable plate (8) is arranged between two sliding columns (2) on the same side, a plurality of second springs (80) are arranged on the lower surface of the movable plate (8), a plurality of through grooves (10) are formed in the positions, close to two sides, of the upper surface of the stamping die plate (1), a bottom plate (4) is arranged below the stamping die plate (1), the four corners of the bottom plate (4) are connected with the stamping die plate (1) through supporting columns (3), a hydraulic cylinder (5) is installed in the center position of the upper surface of the bottom plate (4), a connecting plate (50) is arranged at the tail end of a telescopic rod on the hydraulic cylinder (5), a lifting plate (7) is arranged on the connecting plate, the lifting plate is characterized in that a stand column (70) is arranged at a position, corresponding to the through groove (10), of the upper surface of the lifting plate (7), a first spring (700) is arranged on each stand column (70), a fixing column (6) is arranged at a position, corresponding to the sliding block (71), of the upper surface of the bottom plate (4), and a second sliding groove (60) is formed in each fixing column (6).

2. The hydraulic buffer device with precisely controllable buffer force for punch press according to claim 1, wherein: the sliding column (2) and the stamping die plate (1) are of an integrally formed structure, and the width of the first sliding groove (20) is matched with that of the movable plate (8).

3. The hydraulic buffer device with precisely controllable buffer force for punch press according to claim 1, wherein: the top of the support column (3) is fixedly welded with the stamping die plate (1), and the bottom of the support column (3) is fixedly connected with the bottom plate (4) through bolts.

4. The hydraulic buffer device with precisely controllable buffer force for punch press according to claim 1, wherein: the hydraulic cylinder (5) is fixedly connected with the bottom plate (4) through a bolt, the telescopic rod on the hydraulic cylinder (5) and the connecting plate (50) are of an integrally formed structure, and the connecting plate (50) is fixedly connected with the lifting plate (7) through a bolt.

5. The hydraulic buffer device with precisely controllable buffer force for punch press according to claim 1, wherein: stand (70) and lifter plate (7) are integrated into one piece structure, first spring (700) bottom and stand (70) upper surface bonding are fixed, the width of stand (70) and the width looks adaptation that leads to groove (10), slider (71) and lifter plate (7) are integrated into one piece structure, the width and the second spout (60) width looks adaptation of slider (71).

6. The hydraulic buffer device with precisely controllable buffer force for punch press according to claim 1, wherein: the fixing column (6) and the bottom plate (4) are of an integrally formed structure, the width of the second sliding groove (60) is matched with that of the sliding block (71), and the sliding block (71) is in sliding connection with the second sliding groove (60).

7. The hydraulic buffer device with precisely controllable buffer force for punch press according to claim 1, wherein: one end of the second spring (80) is fixedly bonded with the movable plate (8), and the other end of the second spring (80) is fixedly bonded with the stamping die plate (1).