CN209289447U - Aluminium foil wheat draws stamp cover die - Google Patents

Abstract

The utility model discloses a kind of aluminium foil wheats to draw stamp cover die, including a stamping knife mould, two stamping knife moulds and joint tool, at least three are provided with for going out the first punching cutter of location hole in the upper mould surface of the stamping knife mould, there are two cutting off tools for setting between the first punching cutter of two sides, at least one first mold cutter to match with wheat drawing-die cut piece shape is provided between two cutting off tools；At least three are provided with for going out the second punching cutter of location hole in the upper mould surface of the two stamping knives mould, and the setting position of multiple second punching cutters and first punching cutter is adapted, at least one second mold cutter to match with aluminium foil cutting part shape is provided between the second punching cutter of two sides；Waste material self-unloading hole is offered at the center of first punching cutter and the second punching cutter.Its remarkable result is: reducing stamp number, improves production efficiency.

Description

Aluminium foil wheat draws stamp cover die

Technical field

The utility model relates to arrive electronic components product stamping die technology, and in particular to a kind of aluminium foil wheat drawing stamp Cover die.

Background technique

Wheat draws product to be widely used in electric insulation, PCB circuit board insulation and protection etc..Wheat draws product to have metal and Fei Jin Belong to two kinds, metal mylar film is drawn there are commonly copper foil wheat and aluminium foil wheat is drawn, and main function is conductive.

Current aluminium foil wheat draws product inside casing that the irregularly-shaped holes such as circular hole and square hole are all distributed with, and aluminium foil wheat draws product to add in cross cutting It in work production process, generallys use mold and unwanted waste material is cut off, waste material excision need to manually go blocks of individually behaviour Make, for the waste material that some apertures generate, even more increases artificial time-consuming.In addition wheat is carried on the back in existing band release paper aluminium foil office It in the production of drawing, needs by stamp more than three times, it is more that there are production processes, the lower defect of production efficiency.

Summary of the invention

In view of the deficiencies of the prior art, the purpose of the utility model is to provide a kind of aluminium foil wheats to draw stamp cover die, by right Wheat is drawn and aluminium foil pastes sintetics after a stamp respectively, reduces stamp number, improves production efficiency.

In order to achieve the above objectives, the technical solution adopted in the utility model is as follows:

A kind of aluminium foil wheat drawing stamp cover die, key are: described including a stamping knife mould, two stamping knife moulds and joint tool One stamping knife mould is drawn for stamp wheat, and the two stamping knives mould is used for stamp aluminium foil glue surface, and the joint tool is used for will be after stamp Mai Layu aluminium foil is bonded；Wherein, at least three are provided with for going out location hole in the upper mould surface of the stamping knife mould The first punching cutter, and multiple first punching cutters are divided into the two sides of the stamping knife mould, the first piercing knife in two sides There are two cutting off tools for setting between tool, at least one and wheat drawing-die cut piece shape phase are provided between two cutting off tools The first mold cutter matched；At least three are provided with for going out the second punching of location hole in the upper mould surface of the two stamping knives mould Spot facing cutter, and the setting position of multiple second punching cutters and first punching cutter is adapted, the second punching in two sides At least one second mold cutter to match with aluminium foil cutting part shape is provided between cutter；In first punching cutter Waste material self-unloading hole is offered with the center of the second punching cutter, and the waste material self-unloading hole extends upward through the upper of the stamping knife mould The upper mold of mould and two stamping knife moulds.

Further, first mold cutter include the rectangular blade to match with wheat drawing-die cut piece outline border shape and The special-shaped knife edge to match with wheat drawing-die cut piece inside casing shape.

Further, the special-shaped knife edge is located at the middle rear side of the rectangular blade.

Further, second mold cutter includes the first cross cutting knife edge and the second cross cutting knife edge, first cross cutting The outline border shape of the knife edge and aluminium foil cutting part matches, the inside casing shape phase of the second cross cutting knife edge and aluminium foil cutting part Match.

Further, the forward right side and left rear side of the first cross cutting knife edge have extended outward to form protrusion, should The right side central indent of the first cross cutting knife edge；Left, preceding, right three sides of the second cross cutting knife edge are the linear type knife edge, and even Place is met using arc transition, the rear side outwardly convex of the second cross cutting knife edge forms the arc knife edge.

Further, first punching cutter is consistent with the pore size of the second punching cutter.

Further, it is covered with elastic top stock layer in the upper mould surface of the stamping knife mould and two stamping knife moulds, the elasticity It is offered on top stock layer and first punching cutter, cutting off tool, the first mold cutter, the second punching cutter and the second mould The hole or slot that cutter matches.

The remarkable result of the utility model is: structure is simple, easy to use, by drawing die cutting die to traditional aluminium foil wheat It improves, it is only necessary to which product can be obtained in fitting after carrying out a stamp to Mai La and aluminium foil respectively, reduces stamp number, improves Production efficiency；In addition, cross cutting and waste discharge process will be allowed more logical by the design of elastic top stock layer and waste material self-unloading hole Freely, waste discharge material efficiency is improved, and efficiently solves the problems, such as viscous knife, ensure that the cleaning of mold notch, and then effectively improve Product quality and production capacity, effectively extend die life, and reduce the production cost of enterprise.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the utility model；

Fig. 2 is the structural schematic diagram of the stamping knife mould；

Fig. 3 is the structural schematic diagram of the two stamping knives mould.

Specific embodiment

Specific embodiment of the present utility model and working principle are described in further detail with reference to the accompanying drawing.

As shown in FIG. 1 to 3, a kind of aluminium foil wheat draws stamp cover die, including a stamping knife mould 1, two stamping knife moulds 2 and joint tool 3, the stamping knife mould 1 is drawn for stamp wheat, and the two stamping knives mould 2 is used for stamp aluminium foil glue surface, and the joint tool 3 is used for will Mai Layu aluminium foil after stamp is bonded；Wherein, the upper mould surface of the stamping knife mould 1 three are provided with to determine for going out First punching cutter 11 in position hole, and three the first punching cutters 11 are divided into the two sides of the stamping knife mould 1, the of two sides There are two cutting off tools 12 for setting between one punching cutter 11, and there are four array distributions for setting between two cutting off tools 12 The first mold cutter 13 to match with wheat drawing-die cut piece shape；The upper mould surface of the two stamping knives mould 2 is provided with three use In the second punching cutter 21 for going out location hole, and the setting position of three second punching cutters 21 and first punching cutter 11 Set adaptable, first punching cutter 11 is consistent with the pore size of the second punching cutter 21, the second piercing knife in two sides There are four the second mold cutters 22 of array distribution to match with aluminium foil cutting part shape for setting between tool 21；Described first The center of punching cutter 11 and the second punching cutter 21 offers waste material self-unloading hole 4, and the waste material self-unloading hole 4 extends upward through institute State the upper mold of a stamping knife mould 1 and the upper mold of two stamping knife moulds 2.

Referring to attached drawing 2, first mold cutter 13 includes the rectangular blade to match with wheat drawing-die cut piece outline border shape The 13a and special-shaped knife edge 13b to match with wheat drawing-die cut piece inside casing shape, and the abnormity knife edge 13b is located at the rectangle The middle rear side of knife edge 13a.

As shown in figure 3, second mold cutter 22 includes the first cross cutting knife edge 22a and second is die cut knife edge 22b, it is described First cross cutting knife edge 22a and the outline border shape of aluminium foil cutting part match, the second cross cutting knife edge 22b and aluminium foil cutting part Inside casing shape matches, specific: the forward right side and left rear side of the first cross cutting knife edge 22a has extended outward to form protrusion Portion, the right side central indent of first cross cutting knife edge 22a；Left, preceding, right three sides of the second cross cutting knife edge 22b are straight line The type knife edge, and junction uses arc transition, the rear side outwardly convex of second cross cutting knife edge 22b forms the arc knife edge.

Referring to attached drawing 2 and attached drawing 3, elastic liftout is covered in the upper mould surface of the stamping knife mould 1 and two stamping knife moulds 2 Layer 5 offers and first punching cutter 11, cutting off tool 12, the first mold cutter 13, second on the elasticity top stock layer 5 The hole or slot that punching cutter 21 and the second mold cutter 22 match.

In specific production, wheat is drawn raw material, aluminium foil former by the stamping knife mould 1, two stamping knife moulds 2 respectively by drawing Material die at required size, shape, and first punching cutter 11 and the second punching cutter 21 process respectively it is required Location hole, in order to carry out positioning fitting subsequently through joint tool 3；After the completion of a stamp, the elasticity top stock layer 5 is extensive Complex deformation efficiently solves the problems, such as viscous knife under product top；And the waste material that punching generates then is located at waste material self-unloading hole 4, When carrying out stamp next time, the upward top that newly generated waste material generates the last time, until from a stamping knife mould 1 or two stamping knife moulds 2 The upper surface of upper mold is drawn off, and realizes automatic waste discharge process；In addition, the elasticity top stock layer 5 uses detachable design, when it It wears more serious can easily to be replaced, to reduce mould when elasticity is not enough to push up lower die cut piece after multiple process The maintenance cost of tool.

Technical solution provided by the utility model is described in detail above.Specific case pair used herein The principles of the present invention and embodiment are expounded, and the above embodiments are only used to help understand, and this is practical new The method and its core concept of type.It is practical not departing from it should be pointed out that for those skilled in the art Under the premise of new principle, several improvements and modifications can be made to this utility model, these improvement and modification also fall into this In the protection scope of utility model claims.

Claims (7)

1. a kind of aluminium foil wheat draws stamp cover die, it is characterised in that: including a stamping knife mould, two stamping knife moulds and joint tool, described one Stamping knife mould is drawn for stamp wheat, and the two stamping knives mould is used for stamp aluminium foil glue surface, and the joint tool is used for the wheat after stamp Drawing is bonded with aluminium foil；Wherein, at least three are provided with for going out location hole in the upper mould surface of the stamping knife mould First punching cutter, and multiple first punching cutters are divided into the two sides of the stamping knife mould, the first punching cutter in two sides Between setting there are two cutting off tool, at least one is provided between two cutting off tools and is matched with wheat drawing-die cut piece shape The first mold cutter；At least three are provided with for going out the second punching of location hole in the upper mould surface of the two stamping knives mould Cutter, and the setting position of multiple second punching cutters and first punching cutter is adapted, the second piercing knife in two sides At least one second mold cutter to match with aluminium foil cutting part shape is provided between tool；First punching cutter with The center of second punching cutter offers waste material self-unloading hole, and the waste material self-unloading hole extends upward through the upper mold of the stamping knife mould With the upper mold of two stamping knife moulds.

2. aluminium foil wheat according to claim 1 draws stamp cover die, it is characterised in that: first mold cutter includes and wheat The rectangular blade that drawing-die cut piece outline border shape matches and the special-shaped knife edge to match with wheat drawing-die cut piece inside casing shape.

3. aluminium foil wheat according to claim 2 draws stamp cover die, it is characterised in that: the abnormity knife edge is located at the rectangle The middle rear side of the knife edge.

4. aluminium foil wheat according to claim 1 draws stamp cover die, it is characterised in that: second mold cutter includes first It is die cut the knife edge and the second cross cutting knife edge, the outline border shape of the first cross cutting knife edge and aluminium foil cutting part matches, and described second The inside casing shape of the cross cutting knife edge and aluminium foil cutting part matches.

5. aluminium foil wheat according to claim 4 draws stamp cover die, it is characterised in that: the forward right side of the first cross cutting knife edge Protrusion is extended outward to form with left rear side, the right side central indent of the first cross cutting knife edge；The second cross cutting knife edge Left, preceding, right three sides be the linear type knife edge, and junction uses arc transition, the rear side convex of the second cross cutting knife edge It rises and forms the arc knife edge.

6. aluminium foil wheat according to claim 1 draws stamp cover die, it is characterised in that: first punching cutter and the second punching The pore size of spot facing cutter is consistent.

7. aluminium foil wheat according to claim 1 draws stamp cover die, it is characterised in that: in the stamping knife mould and two stamping knife moulds Upper mould surface be covered with elastic top stock layer, offered on the elasticity top stock layer with first punching cutter, cutting off tool, The hole or slot that first mold cutter, the second punching cutter and the second mold cutter match.