CN210647976U

CN210647976U - Compact hardware punching machine

Info

Publication number: CN210647976U
Application number: CN201921016785.6U
Authority: CN
Inventors: 赵军
Original assignee: Jilin Jiangji Mould Co Ltd
Current assignee: Jilin Jiangji Mould Co Ltd
Priority date: 2019-07-02
Filing date: 2019-07-02
Publication date: 2020-06-02
Anticipated expiration: 2029-07-02

Abstract

The utility model discloses an inseparable hardware die cutting machine, the on-line screen storage device comprises a base, the up end symmetry of base is provided with two support columns, two the up end of support column is connected with same roof jointly, the bottom face of roof is provided with the upper punch and cuts the mechanism, the fixedly connected with lower mould, every of center department of the up end of base all seted up die-cut hole, every in the left and right sides wall of lower mould die-cut downthehole equal vertical sliding connection has lower die-cutting knife. The utility model discloses, the cut surface of upper punch cutter and machined part can produce deckle edge because friction, and at this moment, the elasticity of spring can upwards promote lower punch cutter for lower punch cutter cuts the deckle edge of machined part, has reduced the finished product and has had unedged phenomenon, has improved the quality of product, has reduced the defective percentage.

Description

Compact hardware punching machine

Technical Field

The utility model relates to a die cutting machine technical field especially relates to an inseparable hardware die cutting machine.

Background

The punching machine is a machine for cutting off a workpiece, and the conventional sheet-shaped precision hardware is generally manufactured by a punching mode.

But the phenomena of unevenness and burrs easily occur on the punched section of the product punched by the conventional punching equipment, so that the processed product is unqualified, the defective rate of the product is increased, and the quality of the product is reduced.

To this end, we propose a compact hardware die-cutting machine that solves the above mentioned problems.

SUMMERY OF THE UTILITY MODEL

The purpose of the utility model is to solve the shortcoming that exists among the prior art, if: but the phenomena of unevenness and burrs easily occur on the punched section of the product punched by the conventional punching equipment, so that the processed product is unqualified, the defective rate of the product is increased, and the quality of the product is reduced.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a compact hardware punching machine comprises a base, wherein two supporting columns are symmetrically arranged on the upper end face of the base, the upper end faces of the two supporting columns are connected with the same top plate, an upper punching mechanism is arranged on the bottom end face of the top plate, a lower die is fixedly connected to the center of the upper end face of the base, punching holes are formed in the left side wall and the right side wall of each lower die, a lower punching cutter is vertically and slidably connected into each punching hole, a spring is fixedly connected to the bottom end face of each lower punching cutter, the lower end of each spring is fixedly connected to the bottom end face of each punching hole, chip discharge holes are formed in the side wall of each punching hole, two clamping grooves are symmetrically formed in the left side wall and the right side wall of the lower die, an L-shaped clamping plate is arranged in each clamping groove, the transverse section of each L-shaped clamping plate abuts against the clamping groove, and the vertical section of each L-shaped clamping plate is attached to the side wall of, the vertical section of the L-shaped clamping plate just covers the scrap discharging hole, and one side, close to the scrap discharging hole, of the L-shaped clamping plate is provided with a magnet.

Preferably, the upper punching mechanism comprises a telescopic cylinder, the telescopic cylinder is fixedly installed at the center of the bottom end face of the top plate, and the lower end face of the telescopic cylinder is fixedly connected with an upper die through a piston rod.

Preferably, each go up the left and right sides of mould fixed mounting respectively has the limiting plate, every the equal sliding connection of limiting plate is on the support column.

Preferably, each limiting plate is provided with a sliding hole matched with the supporting column, and each supporting column is connected in the sliding hole in a sliding mode.

Preferably, two upper punching cutters are symmetrically and fixedly installed on the bottom end face of the upper die, and each upper punching cutter corresponds to the lower punching cutter below.

Preferably, the upper punching cutter is provided with a vertical surface and an inclined surface, the bottom of the vertical surface and the bottom of the inclined surface are intersected to form a cutting edge of the upper punching cutter, and the lower punching cutter is matched with the upper punching cutter.

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

the workpiece is placed on the upper end surface of the lower die, the upper half part of the lower punching cutter can be retracted into the punching hole under the pressure of the workpiece, at the moment, the telescopic cylinder drives the upper die to move downwards through the piston rod to cut the workpiece, when the upper cutting knife cuts off the workpiece on the upper end surface of the lower die, the upper cutting knife can continuously move downwards to enter a part of the punching hole and press the lower cutting knife downwards for a certain distance, then the telescopic cylinder drives the upper punching cutter at the lower end of the upper die to move upwards, so that the upper punching cutter is separated from the punching hole and then moves upwards, burrs are generated on the cut surface of the upper punching cutter and the workpiece due to the friction action, at the moment, the lower punching cutter is pushed upwards by the elasticity of the spring, the lower punching cutter is used for cutting the burrs of the machined part, so that the phenomenon that burrs exist in a finished product is reduced, the quality of the product is improved, and the defective rate is reduced.

Drawings

FIG. 1 is a schematic front view of a compact hardware die cutting machine according to the present invention;

FIG. 2 is a schematic side view of a compact hardware die-cutting machine according to the present invention;

fig. 3 is a partially enlarged structural diagram of a in fig. 1.

In the figure: the device comprises a base 1, a support column 2, a top plate 3, a telescopic cylinder 4, an upper die 5, a limiting plate 6, an upper punch 7, a clamping groove 8, a lower die 9, a lower punch 10, an L-shaped clamping plate 11, a spring 12, a punching hole 13, a chip discharging hole 14 and a magnet 15.

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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", 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 simplicity of description, and do not indicate or imply that the device or element being 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.

Referring to fig. 1-3, a compact hardware punching machine comprises a base 1, wherein two supporting columns 2 are symmetrically arranged on the upper end face of the base 1, the upper end faces of the two supporting columns 2 are connected with a same top plate 3 together, an upper punching mechanism is arranged on the bottom end face of the top plate 3, the upper punching mechanism comprises a telescopic cylinder 4, the telescopic cylinder 4 is fixedly arranged at the center of the bottom end face of the top plate 3, the lower end face of the telescopic cylinder 4 is fixedly connected with an upper die 5 through a piston rod, two upper punching cutters 7 are symmetrically and fixedly arranged on the bottom end face of the upper die 5, the upper punching cutter 7 is provided with a vertical face and an inclined face, a cutting edge of the upper punching cutter 7 is formed after the bottom of the vertical face is intersected with the bottom of the inclined face, the lower punching cutter 10 is matched with the upper punching cutter 7, each upper punching cutter, every equal sliding connection of limiting plate 6 is on support column 2, all offer on every limiting plate 6 with support column 2 assorted slide opening, every equal sliding connection of support column 2 is in the slide opening.

Fixedly connected with lower mould 9 is located at the center of base 1's up end, die-cut hole 13 has all been seted up in the left and right sides wall of every lower mould 9, equal vertical sliding connection has lower die-cutting knife 10 in every die-cut hole 13, the equal fixed connection spring 12 of bottom face of every lower die-cutting knife 10, the equal fixed connection of lower extreme of every spring 12 is at the bottom face of die-cut hole 13, chip outlet 14 has all been seted up on the lateral wall of every die-cut hole 13, two draw-in grooves 8 have been seted up to the symmetry on the left and right sides wall of lower mould 9, all be provided with L type cardboard 11 in every draw-in groove 8, the horizontal section of every L type cardboard 11 all supports in draw-in groove 8, the vertical section of every L type cardboard 11 all pastes on the lateral wall of lower mould 9, the vertical section of L type cardboard 11 just covers chip outlet 14, one side that L type cardboard 11 is close.

In the utility model, when the user uses the device, the workpiece is placed on the upper end face of the lower die 9, at this time, the upper half part of the lower punching knife 10 can be retracted into the punching hole 13 under the pressure of the workpiece, at this time, the telescopic cylinder 4 drives the upper die 5 to move downwards through the piston rod to cut the workpiece, when the upper punching knife 7 cuts the workpiece on the upper end face of the lower die 9, the upper punching knife 7 can continuously move downwards to enter one part of the punching hole 13 and press the lower punching knife 10 downwards for a certain distance, then the telescopic cylinder 4 can drive the upper punching knife 7 at the lower end of the upper die 5 to move upwards, so that the upper punching knife 7 is separated from the punching hole 13 and then moves upwards, in the process, the cutting surfaces of the upper punching knife 7 and the workpiece can generate rough edges due to the friction action, at this time, the lower punching knife 10 can be pushed upwards by the elasticity of the spring 12, so that the lower punching knife 10 can cut the, the phenomenon of burrs of the finished product is reduced, the quality of the product is improved, and the defective rate is reduced.

Further, the deckle edge piece after cutting falls into out the bits hole 14 through the inclined plane of lower punch 10 in, magnet 15 on the lateral wall of L type cardboard 11 has fine adsorption to the piece, die-cut work is accomplished the back, only need take out the lower extreme of L type cardboard 11 from draw-in groove 8, clear up the recovery to the piece on the L type cardboard 11, saved the resource, install again on the lateral wall of lower mould 9 after the clearance of L type cardboard 11 is ended.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The compact hardware punching machine comprises a base (1) and is characterized in that two supporting columns (2) are symmetrically arranged on the upper end face of the base (1), the upper end faces of the two supporting columns (2) are jointly connected with a same top plate (3), an upper punching mechanism is arranged on the bottom end face of the top plate (3), a lower die (9) is fixedly connected to the center of the upper end face of the base (1), punching holes (13) are formed in the left side wall and the right side wall of each lower die (9), a lower punching cutter (10) is vertically and slidably connected into each punching hole (13), the bottom end face of each lower punching cutter (10) is fixedly connected with a spring (12), the lower end of each spring (12) is fixedly connected to the bottom end face of each punching hole (13), and chip outlet holes (14) are formed in the side wall of each punching hole (13), two clamping grooves (8) are symmetrically formed in the left side wall and the right side wall of the lower die (9), each clamping groove (8) is internally provided with an L-shaped clamping plate (11), each transverse section of each L-shaped clamping plate (11) is supported in each clamping groove (8), each vertical section of each L-shaped clamping plate (11) is attached to the side wall of the lower die (9), each chip outlet hole (14) is just covered by the vertical section of each L-shaped clamping plate (11), and one side, close to each chip outlet hole (14), of each L-shaped clamping plate (11) is provided with a magnet (15).

2. The compact hardware die cutting machine according to claim 1, characterized in that the upper punching mechanism comprises a telescopic cylinder (4), the telescopic cylinder (4) is fixedly installed at the center of the bottom end face of the top plate (3), and the lower end face of the telescopic cylinder (4) is fixedly connected with an upper die (5) through a piston rod.

3. The compact hardware die-cutting machine according to claim 2, characterized in that limiting plates (6) are respectively fixedly mounted on the left and right sides of each upper die (5), and each limiting plate (6) is slidably connected to the supporting column (2).

4. The compact hardware punching machine according to claim 3, characterized in that each limiting plate (6) is provided with a sliding hole matched with the supporting column (2), and each supporting column (2) is slidably connected in the sliding hole.

5. A compact hardware punching machine according to claim 2, characterized in that two upper punching knives (7) are symmetrically and fixedly installed on the bottom end face of the upper die (5), and each upper punching knife (7) corresponds to the lower punching knife (10) below.

6. A compact hardware blanking machine according to claim 5, characterized in that the upper punch (7) has a vertical face and an inclined face, the bottom of the vertical face and the bottom of the inclined face meeting to form the cutting edge of the upper punch (7), and the lower punch (10) is fitted with the upper punch (7).