CN213410037U

CN213410037U - Machine parts preparation stamping die

Info

Publication number: CN213410037U
Application number: CN202021681676.9U
Authority: CN
Inventors: 叶伟
Original assignee: Xinghua Weishun Metal Products Co ltd
Current assignee: Xinghua Weishun Metal Products Co ltd
Priority date: 2020-08-13
Filing date: 2020-08-13
Publication date: 2021-06-11
Anticipated expiration: 2030-08-13

Abstract

The utility model discloses a machine parts preparation stamping die relates to the stamping die field, including the connecting plate, the inner wall of connecting plate is provided with a punching press head, and the bottom of connecting plate is connected with No. two punching press heads, a punching press head is provided with the base with the below of No. two punching press heads, the both ends of No. two punching press heads all are fixed with the limiting plate, the both ends of base all are provided with the spout, the inner wall that the one end of limiting plate is located the spout is connected with the slider, the top of a punching press head is fixed with the sleeve, telescopic inner wall connection has a spring. The utility model discloses at the in-process that a punching press head reciprocated, the inner wall contact of connecting axle and spread groove, the relative connecting plate of spread groove is static, and the relative connecting plate of connecting axle carries out the downhill motion, and the runner in the connecting axle outside rotates at the inner wall of spread groove, reduces the frictional force between connecting plate and a punching press head, extension fixture's life.

Description

Machine parts preparation stamping die

Technical Field

The utility model relates to a stamping die field specifically is a machine parts preparation stamping die.

Background

The stamping die is used for stamping and forming a plate and separating blanking, and comprises a blanking die, a bending die, a drawing die, a hole flanging die and the like.

However, when the metal plate is placed in the existing stamping die, the metal plate cannot be effectively limited, so that once the metal plate is placed askew, a stamped product is unqualified, and loss is increased; meanwhile, in the process of stamping the metal plate by the device, the first stamping head and the connecting plate inevitably generate friction, and the service life of the device is shortened after the device is used for a long time.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the problem that the metal plate cannot be effectively limited and the stamping head and the connecting plate can generate inevitable friction, the service life of the device can be shortened after the stamping die is used for a long time, and a mechanical part manufacturing stamping die is provided.

In order to achieve the above object, the utility model provides a following technical scheme: a stamping die for manufacturing mechanical parts comprises a connecting plate, wherein a first stamping head is arranged on the inner wall of the connecting plate, the bottom end of the connecting plate is connected with a second stamping head, a base is arranged below the first stamping head and the second stamping head, limiting plates are fixed at both ends of the second stamping head, sliding grooves are arranged at both ends of the base, one end of the limiting plate is connected with a sliding block on the inner wall of the sliding chute, a sleeve is fixed at the top end of the first stamping head, the inner wall of the sleeve is connected with a first spring, the top end of the first spring is connected with a telescopic column connected with the connecting plate, a second spring is arranged on the outer side of the telescopic column, the inner wall of the first stamping head is rotationally connected with a connecting shaft, the outside of connecting axle is fixed with the runner that runs through to a punching press head one side, the position department that the inner wall of connecting plate and runner contacted is provided with the spread groove.

Preferably, the top of base is provided with two sets of punching press grooves, No. one punching press head and No. two punching press heads are located two sets of punching press grooves directly over.

Preferably, the limiting plates are welded at two ends of the first stamping head, and the limiting plates and the base are in sliding connection with the sliding block through sliding grooves.

Preferably, the connecting axle passes through the bearing with a punching press head and rotates and be connected, and the quantity of connecting axle is three groups, and three connecting axle equidistance of group distribute in the inside of a punching press head.

Preferably, telescopic inner wall agrees with mutually with the outer wall of flexible post, and telescopic quantity is the multiunit, multiunit the sleeve equidistance distributes on the top of punching head No. one.

Preferably, the width of the inner wall of the connecting groove is equal to the width of the runner.

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

1. the utility model discloses a set up limiting plate, slider and spout, will treat the metal sheet of punching press and put on the top of base, two limiting plates carry on spacingly to the both ends of metal sheet this moment, place the metal sheet and put partially and punch it with punching press groove mutually supporting, drive the limiting plate and move down at a punching press head, the limiting plate drives the slider and moves at the inner wall of spout, the limiting plate can carry on effectively spacingly to the metal sheet always in this process;

2. the utility model discloses a set up runner, connecting axle and spread groove, at the in-process that a punching press head reciprocated, the inner wall contact of connecting axle and spread groove, the relative connecting plate of spread groove is static, and the relative connecting plate of connecting axle carries out the downhill motion, and the runner in the connecting axle outside rotates at the inner wall of spread groove, reduces the frictional force between connecting plate and a punching press head, extension fixture's life.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the slider assembly of the present invention;

fig. 3 is a cross-sectional view of the first stamping head of the present invention;

fig. 4 is a schematic view of the connection between the connecting groove and the rotating wheel of the present invention.

In the figure: 1. a connecting plate; 2. a first stamping head; 3. a second stamping head; 4. a limiting plate; 5. a base; 6. a chute; 7. a slider; 8. a sleeve; 9. a first spring; 10. a telescopic column; 11. a second spring; 12. a rotating wheel; 13. a connecting shaft; 14. and connecting the grooves.

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.

Referring to fig. 1-4, a stamping die for manufacturing a mechanical part comprises a connecting plate 1, a first stamping head 2 is arranged on the inner wall of the connecting plate 1, a second stamping head 3 is connected to the bottom end of the connecting plate 1, a base 5 is arranged below the first stamping head 2 and the second stamping head 3, a limiting plate 4 is fixed to each end of the second stamping head 3, a sliding groove 6 is arranged on each end of the base 5, a sliding block 7 is connected to one end of the limiting plate 4, which is positioned on the inner wall of the sliding groove 6, a sleeve 8 is fixed to the top end of the first stamping head 2, a first spring 9 is connected to the inner wall of the sleeve 8, a telescopic column 10 connected to the connecting plate 1 is connected to the top end of the first spring 9, a second spring 11 is arranged on the outer side of the telescopic column 10, a connecting shaft 13 is rotatably connected to the inner wall of the first stamping head 2, a rotating wheel 12 penetrating to, the inner wall of the connecting plate 1 is provided with a connecting groove 14 at a position where it contacts the runner 12.

Please refer to fig. 1, two sets of stamping grooves are disposed at the top end of the base 5, and the first stamping head 2 and the second stamping head 3 are located right above the two sets of stamping grooves, so that the first stamping head 2 and the second stamping head 3 can be matched with the stamping grooves to stamp and shape metal.

Please refer to fig. 1 and fig. 2, the limiting plates 4 are welded at two ends of the first punch 2 for fixing the limiting plates 4, and the limiting plates 4 and the base 5 are slidably connected with the sliding block 7 through the sliding slot 6 for moving the limiting plates 4 up and down.

Please refer to fig. 3, the connecting shaft 13 is rotatably connected to the first stamping head 2 through a bearing, so as to reduce the friction between the connecting shaft 13 and the first stamping head 2, and the number of the connecting shafts 13 is three, and the three groups of connecting shafts 13 are equidistantly distributed inside the first stamping head 2, so as to reduce the friction between the first stamping head 2 and the connecting plate 1 through the rotating wheel 12 outside the connecting shaft 13.

Please refer to fig. 3, the inner wall of the sleeve 8 is matched with the outer wall of the telescopic column 10, so that the telescopic column 10 can be conveniently stretched on the inner wall of the sleeve 8, and the number of the sleeves 8 is multiple, the multiple groups of sleeves 8 are equidistantly distributed at the top end of the first stamping head 2, so that the first stamping head 2 can be quickly reset after stamping is completed.

Referring to fig. 4, the width of the inner wall of the connecting groove 14 is equal to the width of the rotating wheel 12, so that the connecting groove 14 and the rotating wheel 12 rotate relatively.

The working principle is as follows: firstly, when the device is used for stamping a metal plate, the metal plate to be stamped is placed at the top end of a base 5, two limiting plates 4 limit the two ends of the metal plate at the moment, the metal plate is prevented from being placed eccentrically, then a hydraulic system drives a first stamping head 2 and a second stamping head 3 to move downwards through a connecting plate 1, the first stamping head 2 contacts the metal plate firstly and is matched with a stamping groove to stamp the metal plate, the first stamping head 2 drives the limiting plates 4 to move downwards, the limiting plates 4 drive a sliding block 7 to move on the inner wall of the sliding groove 6, in the process, the limiting plates 4 can effectively limit the metal plate all the time, simultaneously, after the first stamping head 2 contacts the metal plate, the metal plate generates a supporting force on the first stamping head 2, at the moment, the connecting plate 1 continues to move downwards, the connecting plate 1 drives a telescopic column 10 to move downwards, and compresses a second spring 11 at the same time, the telescopic column 10 drives the first spring 9 to compress in the process of pressing the telescopic column 10; then, after the first stamping head 2 is matched with the stamping groove to perform primary stamping on the metal plate, the second stamping head 3 is contacted with the metal plate, the connecting plate 1 continues to move downwards, and drives the second stamping head 3 to be matched with the stamping groove to complete secondary stamping on the metal plate; finally, after punching, the first punching head 2 is reset rapidly under the action of the first spring 9 and the second spring 11, meanwhile, in the process that the first punching head 2 moves up and down, the connecting shaft 13 is in contact with the inner wall of the connecting groove 14, the connecting groove 14 is static relative to the connecting plate 1, the connecting shaft 13 moves downhill relative to the connecting plate 1, the rotating wheel 12 on the outer side of the connecting shaft 13 rotates on the inner wall of the connecting groove 14, friction force between the connecting plate 1 and the first punching head 2 is reduced, and the service life of the device is prolonged.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention 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.

Claims

1. The utility model provides a machine parts preparation stamping die, includes connecting plate (1), its characterized in that: the inner wall of the connecting plate (1) is provided with a first stamping head (2), the bottom end of the connecting plate (1) is connected with a second stamping head (3), a base (5) is arranged below the first stamping head (2) and the second stamping head (3), two ends of the second stamping head (3) are respectively fixed with a limiting plate (4), two ends of the base (5) are respectively provided with a sliding groove (6), one end of the limiting plate (4) is positioned on the inner wall of the sliding groove (6) and connected with a sliding block (7), the top end of the first stamping head (2) is fixed with a sleeve (8), the inner wall of the sleeve (8) is connected with a first spring (9), the top end of the first spring (9) is connected with a telescopic column (10) connected with the connecting plate (1), the outer side of the telescopic column (10) is provided with a second spring (11), the inner wall of the first stamping head (2) is rotatably connected with a connecting shaft (13), the outer side of the connecting shaft (13) is fixed with a rotating wheel (12) penetrating to one side of the first stamping head (2), and a connecting groove (14) is formed in the position, in which the inner wall of the connecting plate (1) is in contact with the rotating wheel (12).

2. The machine-part-producing press mold according to claim 1, wherein: the top of base (5) is provided with two sets of punching press grooves, No. one punching press head (2) and No. two punching press heads (3) are located directly over two sets of punching press grooves.

3. The machine-part-producing press mold according to claim 1, wherein: the limiting plates (4) are welded at two ends of the first stamping head (2), and the limiting plates (4) and the base (5) are connected with the sliding block (7) in a sliding mode through the sliding grooves (6).

4. The machine-part-producing press mold according to claim 1, wherein: connecting axle (13) and a punching press head (2) pass through the bearing and rotate and be connected, and the quantity of connecting axle (13) is three groups, and three connecting axles of group (13) equidistance distribute in the inside of a punching press head (2).

5. The machine-part-producing press mold according to claim 1, wherein: the inner wall of sleeve (8) agrees with mutually with the outer wall of flexible post (10), and the quantity of sleeve (8) is the multiunit, multiunit sleeve (8) equidistance distributes on the top of a punching press head (2).

6. The machine-part-producing press mold according to claim 1, wherein: the width of the inner wall of the connecting groove (14) is equal to that of the rotating wheel (12).