CN220127364U - Double-sided punching type sheet metal punching mechanism - Google Patents

Abstract

The utility model provides a double-sided punching type sheet metal punching mechanism which comprises a lower base, an upper base, a first clamping plate and a first hydraulic rod, wherein first supporting feet are arranged at four corners of the lower base, the top of the first supporting feet is fixedly provided with the upper base, the center of the lower surface of the upper base is provided with a second hydraulic rod, the bottom of the second hydraulic rod is connected with a second punching head, the lower part of the second punching head is provided with the second clamping plate, the center of the upper surface of the lower base is provided with the first hydraulic rod, the top of the first hydraulic rod is connected with the first punching head, the first clamping plate is arranged above the first punching head, and the first clamping plate and the second punching head are respectively internally provided with a punching groove.

Description

Double-sided punching type sheet metal punching mechanism

Technical Field

The utility model relates to a double-sided punching type sheet metal punching mechanism, and belongs to the technical field of die casting dies.

Background

A press die is a special process equipment for forming a material into a part or a semi-finished product in cold press forming, called a cold press die, and the press forming is a press forming method for obtaining a desired part by applying pressure to the material at room temperature using a press die mounted on a press machine to separate or plastically deform the material.

Traditional stamping die often is single stamping head and punching press base cooperation, and this kind of punching press mode can cause the work piece back of punching press to appear the burr, and because the internal stress effect that the punching press produced, the work piece after the punching press often can appear the condition of perk limit, is difficult to accord with higher production demand, and what need is urgent now is a two-sided punching type panel beating punching mechanism to solve above-mentioned problem.

Disclosure of Invention

Aiming at the defects existing in the prior art, the utility model aims to provide a double-sided punching type sheet metal punching mechanism which solves the problems in the prior art, is reasonable in structure, can stably clamp a workpiece by arranging a first clamping plate and a second clamping plate, can realize double-sided punching by arranging a first punching head and a second punching head, greatly reduces internal stress generated by workpiece punching under the cooperation of punching grooves, prevents the workpiece from deforming, and eliminates punching burrs.

In order to achieve the above object, the present utility model is realized by the following technical scheme: the utility model provides a two-sided formula panel beating punching mechanism that punches a hole, includes lower base, upper base, first splint, first punching press head, second punching press head and first hydraulic stem, lower base four corners is provided with first supporting legs, first supporting legs top is fixed with the upper base, upper base lower surface center is provided with the second hydraulic stem, second hydraulic stem bottom is connected with the second punching press head, second punching press head below is provided with the second splint, the second punching press hole has been seted up at the second splint center, second splint four corners position is provided with the third hydraulic stem, lower base upper surface center is provided with first hydraulic stem, first hydraulic stem top is connected with first punching press head, first punching press head top is provided with first splint, first punching press hole has been seted up at first splint center, first splint lower surface is provided with the second supporting legs, first punching press head top is provided with first convex cone, second punching press head bottom is provided with the second convex cone, first punching press head and second four corners are all offered to the punching press in the first recess.

Further, the third hydraulic rod top is fixed to the lower surface of the upper base.

Further, the bottom of the second supporting leg is fixed on the upper surface of the lower base.

Further, the sizes of the first punching hole and the second punching hole are the same, and the first punching head and the second punching head can be in clearance fit punching with the first punching hole and the second punching hole.

Further, the first convex cone and the second convex cone are both positioned at the bottom of the punching groove, and the appearance sizes of the second punching heads are identical.

Further, the heights of the first convex cone and the second convex cone are larger than the depth of the stamping groove.

By adopting the technical scheme, the utility model has the beneficial effects that: through setting up first splint and second splint, can effectually centre gripping work piece, convenient punching press through setting up first punching press head and second punching press head, can realize the double-sided punching press to the work piece to eliminate the burr of punching press, the punching press recess provides the space of deformation with the punching press position in the double-sided punching press process, thereby reduces the internal stress of work piece by a wide margin, the work piece that can effectively eliminate internal stress and bring sticks up the limit and warp the condition, improves work piece quality.

Drawings

Other features, objects and advantages of the present utility model will become more apparent upon reading of the detailed description of non-limiting embodiments, given with reference to the accompanying drawings in which:

FIG. 1 is a schematic view of a double-sided punching sheet metal punching mechanism of the present utility model;

FIG. 2 is a schematic view of a first clamping plate in a double-sided punching sheet metal punching mechanism according to the present utility model;

FIG. 3 is a schematic view of a second clamping plate in a double-sided punching sheet metal punching mechanism according to the present utility model;

FIG. 4 is a schematic view of a first punch head and a second punch head in a double-sided punching sheet metal punching mechanism according to the present utility model;

in the figure: 1-lower base, 2-first supporting legs, 3-upper base, 4-second supporting legs, 5-first clamping plate, 6-first punching hole, 7-first hydraulic rod, 8-first punching head, 9-first convex cone, 10-second hydraulic rod, 11-third hydraulic rod, 12-second clamping plate, 13-second punching hole, 14-second punching head, 15-second convex cone and 16-punching groove.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement of the purposes and the effects of the present utility model easy to understand, the present utility model is further described below in conjunction with the detailed description.

Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a two-sided punching type sheet metal punching mechanism, including lower base 1, upper base 3, first splint 5, first punching press head 8, second punching press head 14 and first hydraulic stem 7, lower base 1 four corners is provided with first supporting legs 2, first supporting legs 2 top is fixed with upper base 3, upper base 3 lower surface center is provided with second hydraulic stem 10, second hydraulic stem 10 bottom is connected with second punching press head 14, second punching press head 14 below is provided with second splint 12, second punching press hole 13 has been seted up at second splint 12 center, second splint 12 four corners position is provided with third hydraulic stem 11, lower base 1 upper surface center is provided with first hydraulic stem 7, first hydraulic stem 7 top is connected with first punching press head 8, first punching press head 8 top is provided with first splint 5, the first punching hole 6 has been seted up at first splint 5 center, first splint 5 lower surface four corners is provided with second supporting legs 4, first punching press head 8 top is provided with first convex cone 9, second punching press head 14 bottom is provided with second convex cone 15, first punching press head 8 and second punching press head 14 are gone up all inwards and have been seted up punching press recess 16, through setting up first splint 5 and second splint 12, can effectual centre gripping work piece, the convenience punching press, through setting up first punching press head 8 and second punching press head 14, can realize the double-sided punching press to the work piece, thereby eliminate the burr of punching press, the space that the punching press position provided deformation is given to punching press recess 16 in the double-sided punching press process, thereby reduce the internal stress of work piece by a wide margin, the work piece that can effectively eliminate internal stress and bring sticks up limit deformation condition, improve the work piece quality.

The top of the third hydraulic rod 11 is fixed on the lower surface of the upper base 3, so that the third hydraulic rod 11 and the second clamping plate 12 are conveniently fixed.

The bottom of the second supporting leg 4 is fixed on the upper surface of the lower base 1, so that the first clamping plate 5 is conveniently fixed and supported.

The first punching hole 6 and the second punching hole 13 have the same size, and the first punching head 8 and the second punching head 14 can be in clearance fit with the first punching hole 6 and the second punching hole 13 for punching, so that the punching accuracy can be ensured, and the punching efficiency can be improved.

The first convex cone 9 and the second convex cone 15 are both positioned at the bottom of the punching groove 16, and the appearance sizes of the second punching heads 14 are completely the same, so that the two punching heads can be matched with the punching operation.

The heights of the first convex cone 9 and the second convex cone 15 are larger than the depth of the stamping groove 16, so that the first convex cone 9 and the second convex cone 15 can conveniently position and fix a workpiece during stamping.

As an embodiment of the present utility model: when the workpiece is actually used, the workpiece is placed on the second clamping plate 12, the punching position is aligned with the first punching hole 6, the third hydraulic rod 11 is controlled to extend and drive the second clamping plate 12 to move downwards, the second clamping plate 12 is matched with the first clamping plate 5 to tightly clamp the workpiece, at the moment, the second punching hole 13 is opposite to the first punching hole 6, the first hydraulic rod 7 is controlled to push the first punching head 8 to move upwards and enter the first punching hole 6, the first convex cone 9 abuts against the punching position, the first punching head 8 presses the workpiece, the pressed position deforms into the punching groove 16 under the matching of the second punching hole 13, when the workpiece is punched to half the thickness, the first hydraulic rod 7 is stopped and controlled to shrink, the second hydraulic rod 10 is controlled to extend and push the second punching head 14 to move downwards and enter the second punching hole 13, the other surface of the workpiece is punched again, at the moment, the second convex cone 15 also abuts against the punching position, along with the matching extrusion of the second punching head 14 and the first punching hole 6, the workpiece is deformed into the groove 16 of the second punching head 14, the second punching head 14 is always extruded downwards from the first hydraulic rod 14 to the first punching hole 10, the initial shrinkage state is completed, and the workpiece is punched from the first hydraulic rod 11, the initial shrinkage state is completed, and the workpiece is completely punched again.

While the fundamental and principal features of the utility model and advantages of the utility model have been shown and described, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims (6)

1. The utility model provides a two-sided punching type panel beating mechanism of punching a hole, includes lower base (1), goes up base (3), first splint (5), first punching press head (8), second punching press head (14) and first hydraulic stem (7), its characterized in that: the utility model discloses a die-casting die, including base (1) and punch head, base (2) are provided with first supporting legs (2), base (3) are fixed with at first supporting legs (2) top, base (3) lower surface center is provided with second hydraulic stem (10) are gone up, second hydraulic stem (10) bottom is connected with second punch head (14), second punch head (14) below is provided with second splint (12), second punch hole (13) have been seted up at second splint (12) center, second splint (12) four corners position is provided with third hydraulic stem (11), base (1) upper surface center is provided with first hydraulic stem (7) down, first hydraulic stem (7) top is connected with first punch head (8), first punch head (8) top is provided with first splint (5), first punch hole (6) have been seted up at first splint (5) lower surface four corners, first punch head (8) are provided with second supporting legs (4), first punch head (8) are provided with first punch head (9), second punch head (14) are provided with first punch head (14) and second punch head (14) are provided with to first punch head (16).

2. The double-sided punching sheet metal punching mechanism as set forth in claim 1, wherein: the top of the third hydraulic rod (11) is fixed on the lower surface of the upper base (3).

3. The double-sided punching sheet metal punching mechanism as set forth in claim 1, wherein: the bottom of the second supporting leg (4) is fixed on the upper surface of the lower base (1).

4. The double-sided punching sheet metal punching mechanism as set forth in claim 1, wherein: the first punching hole (6) and the second punching hole (13) are the same in size, and the first punching head (8) and the second punching head (14) can be in clearance fit punching with the first punching hole (6) and the second punching hole (13).

5. The double-sided punching sheet metal punching mechanism as set forth in claim 1, wherein: the first convex cone (9) and the second convex cone (15) are both positioned at the bottom of the stamping groove (16), and the appearance sizes of the second stamping heads (14) are identical.

6. The double-sided punching sheet metal punching mechanism as set forth in claim 1, wherein: the heights of the first convex cone (9) and the second convex cone (15) are larger than the depth of the stamping groove (16).