CN217223154U - Simple suspension type wedge structure for blanking - Google Patents

Abstract

A simple suspension type wedge structure for blanking comprises an upper die and a lower die, wherein the upper die comprises an upper die base, a stop plate and a stripper plate which are sequentially arranged from top to bottom; the lower die comprises a lower die base and a lower die plate arranged on the lower die base, the lower die plate is provided with a lower inclined surface matched with the upper inclined surface, and the lower die plate is provided with a knife edge insert matched with the punch. The upper die base of the utility model completes the punching and processing of the hole on the product profile by driving the punch through the sliding driving block, thereby not only having simple and practical structure, few combined workpieces, simple and easy processing and simple and convenient structural assembly, reducing the processing time and the assembly time of the workpieces, effectively improving the manufacturing and assembling period of the die, but also having low later maintenance cost of the die; and under the condition of ensuring the stability of the use function of the die, the material cost, the processing cost and the assembly cost of the die are effectively reduced, and the manufacturing cost of the die is effectively reduced.

Description

Simple suspension type wedge structure for blanking

Technical Field

The utility model belongs to the technical field of stamping die technique and specifically relates to a simple and easy suspension type slide wedge structure is used in blanking.

Background

In the stamping production of hardware stamping products, due to reasons such as product forms and product precision requirements, in the design of the stamping production process of the products, the stamping process of holes and side lines with higher precision requirements on product profiles is generally required to be arranged after the forming process of the product profiles so as to ensure the precision of the products. In the process of die production and stamping, after the process of the product profile is completed, the hole and the sideline on the product profile are punched, so that the die is required to be provided with a wedge to complete the punching of the hole and the sideline on the product profile.

The wedge structure among the prior art is complicated, the combination work piece is many, processing is inconvenient, has increased the processing man-hour and the assemble duration of work piece, has reduced the preparation equipment cycle of mould, has improved the later maintenance cost of mould.

Accordingly, the prior art is subject to improvements and enhancements.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model aims at providing a simple and easy suspension type wedge structure for punch press, which has simple and practical structure, few combined workpieces, simple and easy processing and low cost.

The utility model discloses a reach above-mentioned purpose through following technological means:

a simple suspension type wedge structure for blanking, which comprises an upper die and a lower die,

the upper die comprises an upper die base, a stop plate and a stripper plate which are arranged in sequence from top to bottom,

the stripper plate is provided with an upper inclined surface and an inclined through hole, the inclined through hole is perpendicular to the upper inclined surface, a punch clamping block and a stripper plate insert fixed at a position close to the upper inclined surface are arranged in the inclined through hole in a sliding mode, a punch reset spring is arranged between the punch clamping block and the stripper plate insert, a punch is fixed on the punch clamping block through a stop screw, the punch sequentially penetrates through the punch reset spring and the stripper plate insert and extends out of the upper inclined surface, a sliding driving block is fixed on the upper die base and penetrates through the stop plate to be matched with the punch clamping block;

the lower die comprises a lower die base and a lower die plate arranged on the lower die base, the lower die plate is provided with a lower inclined plane matched with the upper inclined plane, and the lower die plate is provided with a knife edge insert matched with the punch.

Preferably, the stripper plate is provided with a leaning block matched with the sliding driving block.

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

by adopting the structural design, the upper die base drives the punch to complete the punching and processing of the hole on the molded surface of the product through the sliding driving block, so that the structure is simple and practical, the number of combined workpieces is small, the processing is simple, the structural assembly is simple and convenient, the processing time and the assembly time of the workpieces are reduced, the manufacturing and assembling period of the die is effectively prolonged, and the later maintenance cost of the die is low; and under the condition of ensuring the stability of the use function of the die, the material cost, the processing cost and the assembly cost of the die are effectively reduced, and the manufacturing cost of the die is effectively reduced.

Drawings

FIG. 1 is a schematic view of the mold opening state of the present invention;

FIG. 2 is a first schematic view of the mold clamping device of the present invention;

FIG. 3 is a second schematic view of the mold clamping device of the present invention;

fig. 4 is a third schematic diagram of the present invention in the mold closing state.

The reference numbers in the figures are respectively: (1) the punch comprises an upper die holder, (2) a stop plate, (3) a stripper plate, (4) an upper inclined surface, (5) an inclined through hole, (6) a punch clamping block, (7) a punch, (8) a punch reset spring, (9) a stripper plate insert, (10) a set screw, (11) a sliding driving block, (12) a lower die holder, (13) a lower die plate, (14) a lower inclined surface, (15) a knife edge insert and (16) a backup block.

Detailed Description

The invention will be described in further detail with reference to the accompanying drawings:

referring to fig. 1, the utility model relates to a simple suspension type wedge structure for blanking, which comprises an upper die and a lower die,

the upper die comprises an upper die base 1, a stop plate 2 and a stripper plate 3 which are arranged from top to bottom in sequence,

the stripper plate 3 is provided with an upper inclined surface 4 and an inclined through hole 5, the inclined through hole 5 is perpendicular to the upper inclined surface 4, a punch clamping block 6 and a stripper plate insert 9 fixed at a position close to the upper inclined surface are slidably mounted in the inclined through hole 5, a punch return spring 8 is arranged between the punch clamping block 6 and the stripper plate insert 9, a punch 7 is fixed on the punch clamping block 6 through a stop screw 10, the punch 7 sequentially penetrates through the punch return spring 8 and the stripper plate insert 9 to extend out of the upper inclined surface, a sliding driving block 11 is fixed on the upper die base 1, and the sliding driving block 11 penetrates through the stop plate 2 to be matched with the punch clamping block 6;

the lower die comprises a lower die base 12 and a lower die plate 13 arranged on the lower die base 12, the lower die plate 13 is provided with a lower inclined surface 14 matched with the upper inclined surface 4, and the lower die plate 13 is provided with a knife edge insert 16 matched with the punch 7.

When the device is used in the embodiment of the utility model, the lower end of the upper inclined plane of the stripper plate and the upper end of the lower inclined plane of the lower template locally profile the product profile, thereby facilitating the positioning and material pressing of the product; referring to fig. 2, when the mold is closed, the upper mold moves downwards, the stripper plate contacts with the product first, and presses the product downwards, in the process, the sliding driving block does not contact with the punch clamping block, and the stripper plate is kept stationary relative to the upper mold base; referring to fig. 3, the stripper plate presses the product onto the knife edge insert of the lower mold, in the process, the sliding driving block is not in contact with the punch clamping block, and the punch clamping block and the punch are in the stripper plate and are kept stationary relative to the stripper plate; referring to fig. 4, the sliding driving block pushes the punch clamping block along the inclined through hole in the stripper plate, and the punch punches waste material on the product to complete the punching operation. And when the die is opened, the sliding driving block and the punch clamping block are reset in sequence to finish the whole blanking work.

The stripper plate 3 is provided with a leaning block 16 matched with the sliding driving block 11, and the sliding driving block is limited through the leaning block.

To sum up, the utility model discloses an foretell structural design solves the weak point among the prior art, has rational in infrastructure, processing characteristics such as simple and easy, with low costs.

Claims (2)

1. A simple suspension type wedge structure for blanking, which comprises an upper die and a lower die,

the method is characterized in that: the upper die comprises an upper die base, a stop plate and a stripper plate which are sequentially arranged from top to bottom,

the stripper plate is provided with an upper inclined surface and an inclined through hole, the inclined through hole is perpendicular to the upper inclined surface, a punch clamping block and a stripper plate insert fixed at a position close to the upper inclined surface are slidably mounted in the inclined through hole, a punch reset spring is arranged between the punch clamping block and the stripper plate insert, a punch is fixed on the punch clamping block through a stop screw, the punch sequentially penetrates through the punch reset spring and the stripper plate insert and extends out of the upper inclined surface, a sliding driving block is fixed on the upper die base and penetrates through the stop plate to be matched with the punch clamping block;

the lower die comprises a lower die base and a lower die plate arranged on the lower die base, the lower die plate is provided with a lower inclined plane matched with the upper inclined plane, and the lower die plate is provided with a knife edge insert matched with the punch.

2. The simple suspension type wedge structure for blanking of claim 1, wherein: and the stripper plate is provided with a leaning block matched with the sliding driving block.

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