CN208261615U - A kind of taper cavity plate - Google Patents
A kind of taper cavity plate Download PDFInfo
- Publication number
- CN208261615U CN208261615U CN201721392629.0U CN201721392629U CN208261615U CN 208261615 U CN208261615 U CN 208261615U CN 201721392629 U CN201721392629 U CN 201721392629U CN 208261615 U CN208261615 U CN 208261615U
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- cavity plate
- plate ontology
- punching
- utility
- hole
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Abstract
The utility model discloses a kind of taper cavity plates, it mainly include cavity plate ontology, it is characterized in that, perforative punching hole up and down is offered on the cavity plate ontology, being punched hole inner wall is in bevel structure, the upper end opening of the cavity plate ontology is less than lower ending opening, being punched internal surface of hole and punching direction formation angle is α, the utility model improves traditional cavity plate straight wall and is also easy to produce in up big and down small state of wear, increase cavity plate service life, prevent from jumping and expect, prevents putty due to cavity plate straight wall wears generation burr, it reduces cavity plate and repairs the frequency, improve product quality.
Description
Technical field
The utility model relates to mould applications, more particularly, to a kind of taper cavity plate.
Background technique
Punching press is that depended on pressure machine and mold apply external force to plate, band, tubing and profile etc., is allowed to generate plastic deformation
Or separation, thus the forming and machining method of the workpiece (stamping parts) of shape and size needed for obtaining.Punching press and forging belong to plasticity
It processes (or pressure processing), is collectively referred to as forging and pressing.The blank of punching press is mainly the steel plate and steel band of hot rolling and cold rolling.Global steel
In material, 60~70% be plate, and finished product is made by punching press in wherein most.Vehicle body, chassis, fuel tank, the radiator of automobile
Piece, the drum of boiler, the shell of container, motor, iron core silicon-steel sheet of electric appliance etc. are all punch process.Instrument and meter, household
In the products such as electric appliance, bicycle, office machinery, household utensil, also there are a large amount of stamping parts.
Punch process is to make plate in mold directly by deformation force by means of the power of conventional or dedicated stamping equipment
And deformed, so that certain shapes is obtained, the production technology of the product parts of size and performance.Plate, mold and equipment are
The three elements of punch process.It is divided into drop stamping and cold stamping by punch process temperature.The former is suitble to resistance of deformation high, and plasticity is poor
Sheet Metal Processing；The latter then carries out at room temperature, is the common process for stamping of thin plate.It is that (or pressure adds for Metal Forming
Work) one of main method, be also under the jurisdiction of material molding engineering technology.
Mold used in punching press is known as stamping die, abbreviation punch die.Punch die is by material (metal or nonmetallic) batch
It is processed into the specific purpose tool of required stamping.Punch die is most important in punching press, without satisfactory punch die, batch punching production
It is just difficult to carry out；There is no advanced punch die, advanced Sheet Metal Forming Technology just cannot achieve.Sheet Metal Forming Technology and mold, stamping equipment and
Stamping material constitutes the three elements of punch process, and only they, which be combined with each other, can just obtain stamping parts.
The mould intracavity wall of traditional cavity plate has a certain amount of effective blanking portion in vertical plane, in actual processing, at
The part wears that pattern chamber upper end opening is cut by formed punch are very fast, shaping mold cavity just structure in big top and small bottom upon wear, punching
Sanction is easy to appear the case where burr, putty, influences product quality and mold state.
Utility model content
The utility model is to overcome above situation insufficient, it is desirable to provide a kind of technical solution that can solve the above problem.
A kind of taper cavity plate mainly includes cavity plate ontology, and perforative punching hole up and down, punching are offered on the cavity plate ontology
Cutting out hole inner wall is in bevel structure, by the way that material pieces to be placed in the upper end opening position of cavity plate ontology, at this time in press machine and convex
It is realized under the action of mould and operation is thrust to the punching punching press of material pieces；The upper end opening of the cavity plate ontology is less than lower ending opening,
Being punched internal surface of hole and punching direction formation angle is α.
As a further solution of the present invention: the range of the corner dimension α is 0.5 ° -3 °.
As a further solution of the present invention: the cavity plate ontology uses integral structure.
It is also easy to produce the utility model has the beneficial effects that the utility model improves traditional cavity plate straight wall in up big and down small mill
Damage state increases cavity plate service life, prevents from jumping and expect, prevents putty due to cavity plate straight wall wears generation burr, reduces cavity plate dimension
Frequency repair improves product quality.
The additional aspect and advantage of the utility model will be set forth in part in the description, partially will be from following description
In become obvious, or recognized by the practice of the utility model.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, before not making the creative labor property
It puts, is also possible to obtain other drawings based on these drawings.
Fig. 1 is the utility model structure diagram.
In figure: 1- cavity plate ontology, 2- material pieces, 3- punch-pin, 4- workpiece.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Referring to Fig. 1, in the utility model embodiment, a kind of taper cavity plate mainly includes cavity plate ontology 1, the cavity plate
Perforative punching hole up and down is offered on ontology 1, punching hole inner wall is in bevel structure, by the way that material pieces 2 are placed in cavity plate ontology 1
Upper end opening position, at this time under the action of press machine and punch-pin 3 realize operation is thrust to the punching punching press of material pieces 2；
The upper end opening of the cavity plate ontology 1 is less than lower ending opening, and it is α that punching internal surface of hole and punching direction, which form angle,.
The range of the corner dimension α is 0.5 ° -3 °, wherein the size of α according to material thick, material can appropriate adjustment angle it is big
It is small.
The cavity plate ontology 1 uses integral structure.
The working principle of the utility model is: the inner wall of traditional cavity plate has a certain amount of effective punching portion in vertical plane
Point, in actual processing, the part wears that 1 upper end opening of cavity plate ontology is cut by formed punch are very fast, and cavity plate ontology 1 is upon wear just
Structure in big top and small bottom, influences product quality and mold state at punching the case where being easy to appear burr, putty, improvement it is recessed
Bevel structure is processed into shaping mold cavity vertical plane part by mould, and at this time when cavity plate is worn, only the variation on blade clearance, recessed
The mould edge of a knife will not be in up big and down small, and in this gap range (burr stable region), burr height is small, and changes less, thus effectively
Avoid occur workpiece 4 blocking situations such as.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.
Claims (3)
1. a kind of taper cavity plate mainly includes cavity plate ontology, which is characterized in that offered on the cavity plate ontology perforative up and down
Be punched hole, punching hole inner wall is in bevel structure, and the upper end opening of the cavity plate ontology is less than lower ending opening, punching internal surface of hole with
Being punched direction and forming angle is α.
2. taper cavity plate according to claim 1, which is characterized in that the range of the corner dimension α is 0.5 ° -3 °.
3. taper cavity plate according to claim 1, which is characterized in that the cavity plate ontology uses integral structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721392629.0U CN208261615U (en) | 2017-10-26 | 2017-10-26 | A kind of taper cavity plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721392629.0U CN208261615U (en) | 2017-10-26 | 2017-10-26 | A kind of taper cavity plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208261615U true CN208261615U (en) | 2018-12-21 |
Family
ID=64673164
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721392629.0U Active CN208261615U (en) | 2017-10-26 | 2017-10-26 | A kind of taper cavity plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208261615U (en) |
-
2017
- 2017-10-26 CN CN201721392629.0U patent/CN208261615U/en active Active
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