Paper holder cutting die and manufacturing method thereof
Technical Field
The invention relates to the field of cutting dies, in particular to a paper holder cutting die and a manufacturing method thereof.
Background
Paper holders are commonly used as inner holders, which have specific grooves, and the paper holders are placed in the grooves to protect and beautify the products, so that the paper holders are often used in various electronic products, stationery, toys, cosmetics, gifts and higher-grade decorations.
The paper support cutting die in the prior art comprises a male die and a female die, the female die of the general paper support cutting die is a fixed die, the male die is a movable die, the die cutting machine drives the male die to punch and form a paperboard which is placed on the female die downwards, the molded paper support is required to be taken out manually after the molding, and the paper support can be completely sunk into a groove after the molding, so that the paper support is tightly adhered to the inner wall of the female die, a worker is required to take out the paper support from the inner wall of the female die, a large time is required to be consumed, the paper support is difficult to take out by adopting a discharging auxiliary device, the paper support die in the prior art is difficult to use in automatic production, the processing efficiency of the paper support die in the prior art is low, and the labor intensity of workers is high.
Disclosure of Invention
The invention aims to provide a paper support cutting die which can be applied to automatic production, and can improve the processing efficiency and reduce the labor intensity of workers.
In order to achieve the above object, the present invention provides the following technical solutions:
the utility model provides a paper holds in palm cutting die, includes mould and lower mould, go up the mould and include last die bottom plate, buffering bed hedgehopping board, go up bed hedgehopping board, silica gel layer and the cutting board that from the top down set gradually, the lower mould includes from the top down set gradually positioning module, bed knife sponge layer, knife frame board, lower bed hedgehopping board and lower die bottom plate, be provided with the die that is used for shaping paper to hold in the palm on the cutting board, the last die that corresponds of positioning module is provided with the terrace die, be provided with the recess that is used for installing the terrace die on the positioning module, the terrace die passes through the liftable setting of elastic element in the recess.
Further, a plurality of female dies can be provided, and a plurality of male dies are also provided corresponding to the female dies.
Further, a positioning column is arranged on the upper die bottom plate, a positioning through hole is arranged on the lower die bottom plate, and the lower die bottom plate is matched with the positioning column of the upper die bottom plate through the positioning through hole, so that the upper die can do lifting movement under the guiding of the positioning column.
Further, the elastic element is provided with a plurality of elastic elements, and the elastic element is a spring.
Furthermore, a positioning block is further arranged in the groove, the positioning block can be arranged in the middle of the groove, and the positioning block can guide the male die when the male die is lifted.
Further, a plurality of mounting holes are formed in the knife striking plate, positioning rods are arranged in the mounting holes, and positioning holes are formed in the knife cushioning sponge layer and the knife frame plate corresponding to the positioning rods.
The invention further aims to provide a manufacturing method of the paper holder cutting die.
In order to achieve the above object, the present invention provides the following technical solutions:
The manufacturing method of the paper support cutting die comprises the following processes:
1. Blanking, namely blanking an upper die bottom plate, a buffer heightening plate, an upper heightening plate, a silica gel layer, a knife beating plate, a positioning module, a knife cushioning sponge layer, a knife frame plate, a lower heightening plate and a lower die bottom plate according to specified sizes;
2. Grinding materials, namely grinding an upper die bottom plate, an upper heightening plate, a knife polishing plate, a knife frame plate, a lower heightening plate and a lower die bottom plate according to a specified thickness through a grinding machine;
3. Cutting the ground knife plate and the knife frame plate by a wire cutting machine to form knife grooves;
4. CNC machining, wherein the positioning module and the buffer heightening plate are formed by CNC machining through bakelite, and screw holes and positioning holes of an upper die bottom plate, an upper heightening plate, a knife striking plate, a knife frame plate, a lower heightening plate and a lower die bottom plate are machined through CNC machining, and an upper die bottom plate clearance part is formed;
5. Grinding materials, namely, carrying out polishing by a grinding machine after assembling a lower heightening plate and a lower die bottom plate, and carrying out polishing by a grinding machine after assembling an upper heightening plate and an upper die bottom plate;
6. The upper die is assembled, and the assembled upper die bottom plate, the buffer heightening plate, the upper heightening plate, the silica gel layer and the knife striking plate are sequentially arranged from top to bottom, and the lower die is assembled, and the positioning module, the knife cushioning sponge layer, the knife frame plate, the lower heightening plate and the lower die bottom plate are sequentially arranged from top to bottom.
Further, the positioning module is made of bakelite, and the lower die bottom plate, the knife frame plate and the lower heightening plate are made of 45# steel.
Further, the knife striking plate, the upper heightening plate and the upper die bottom plate are made of 45# steel, and the buffer heightening plate is made of bakelite.
The beneficial effects of the invention are as follows:
Compared with the prior art, the paper holder is provided with the upper die and the lower die, the upper die comprises the upper die bottom plate, the buffer elevating plate, the upper elevating plate, the silica gel layer and the knife striking plate which are sequentially arranged from top to bottom, the lower die comprises the positioning module, the knife supporting sponge layer, the knife frame plate, the lower elevating plate and the lower die bottom plate which are sequentially arranged from top to bottom, the knife striking plate is provided with the female die for forming the paper holder, the positioning module is provided with the male die corresponding to the female die, the positioning module is provided with the groove for installing the male die, the male die is arranged in the groove in a liftable manner through the elastic element, the paper holder knife die can be arranged on an automatic production line, the paper holder is firstly placed on the male die of the lower die when the paper holder is stamped and formed, then the upper die drives the female die to press the paper holder on the male die, the male die is driven to descend at the same time, the male die can compress the elastic element, and after the paper holder is formed, the upper die is reset upwards, the male die is pushed upwards through the auxiliary discharging device or the paper holder on the male die is manually taken out, so that the automatic production efficiency is greatly improved, the automatic production strength is also reduced, and the automatic production strength is realized.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic view showing an exploded structure of the upper and lower molds of the present invention;
FIG. 3 is a schematic side elevational view of the present invention;
FIG. 4 is a cross-sectional view of the lower die of the present invention;
Fig. 5 is a cross-sectional view of another cut line of the lower die of the present invention.
Detailed Description
The invention is further described below with reference to the accompanying drawings:
As shown in fig. 1 to 5, a paper supporting knife mold comprises an upper mold 1 and a lower mold 2, wherein the upper mold 1 comprises an upper mold bottom plate 11, a buffer elevating plate 12, an upper elevating plate 13, a silica gel layer 14 and a knife striking plate 15 which are sequentially arranged from top to bottom, the lower mold 2 comprises a positioning module 21, a knife cushioning sponge layer 22, a knife frame plate 23, a lower elevating plate 24 and a lower mold bottom plate 25 which are sequentially arranged from top to bottom, a female mold 17 for forming a paper support is arranged on the knife striking plate 15, a male mold 211 is arranged on the positioning module 21 corresponding to the female mold 17, a groove 212 for installing the male mold 211 is arranged on the positioning module 21, and the male mold 211 is arranged in the groove 212 in a lifting manner through an elastic element 213.
Compared with the prior art, the paper holder cutting die can be arranged on an automatic production line, when the paper holder is formed by stamping, firstly, the paper holder is placed on the male die 211 of the lower die 2, then the upper die 1 drives the female die 17 to press the paper holder on the male die 211, the female die 17 is pressed down and drives the male die 211 to descend, the male die 211 can compress the elastic element 213, and when the paper holder is formed, the upper die 1 is reset upwards, at the moment, the elastic element 213 can push the male die 211 upwards, and then the paper holder on the male die 211 is taken out by an auxiliary discharging device or manually, so that the processing efficiency is greatly improved, the labor intensity of workers is reduced, and the automatic production can be realized.
Further, a plurality of the female dies 17 may be provided, and a plurality of the male dies 211 may be provided corresponding to the female dies 17.
Further, the upper die bottom plate 11 is provided with a positioning column 16, the lower die bottom plate 25 is provided with a positioning through hole 251, and the lower die bottom plate 25 is matched with the positioning column 16 of the upper die bottom plate 11 through the positioning through hole 251, so that the upper die 1 can perform lifting movement under the guidance of the positioning column 16.
Further, a plurality of elastic elements 213 are provided, and the elastic elements 213 are springs.
Further, a positioning block 215 is further disposed in the groove 212, the positioning block 215 may be disposed in the middle of the groove 212, and the positioning block 215 may guide the male mold 211 when the male mold 211 is lifted. The positioning block 215 is arranged, so that the clearance hole 214 of the clearance positioning block 215 is required to be arranged in the male die 211, the clearance hole 214 can prevent the paper holder from being completely attached to the male die 211 when the paper holder is molded and removed, and air can enter the clearance hole 214 through the clearance hole 214, so that the paper holder can be discharged from the male die conveniently.
Further, the knife striking plate 15 is provided with a plurality of mounting holes, the mounting holes are internally provided with positioning rods 19, and the knife pad sponge layer 22 and the knife frame plate 23 are provided with positioning holes 221 corresponding to the positioning rods 19.
The manufacturing method of the paper support cutting die comprises the following processes:
1. Blanking, namely blanking an upper die bottom plate, a buffer heightening plate, an upper heightening plate, a silica gel layer, a knife beating plate, a positioning module, a knife cushioning sponge layer, a knife frame plate, a lower heightening plate and a lower die bottom plate according to specified sizes;
2. Grinding materials, namely grinding an upper die bottom plate, an upper heightening plate, a knife polishing plate, a knife frame plate, a lower heightening plate and a lower die bottom plate according to a specified thickness through a grinding machine;
3. Cutting the ground knife plate and the knife frame plate by a wire cutting machine to form knife grooves;
4. CNC machining, wherein the positioning module and the buffer heightening plate are formed by CNC machining through bakelite, and screw holes and positioning holes of an upper die bottom plate, an upper heightening plate, a knife striking plate, a knife frame plate, a lower heightening plate and a lower die bottom plate are machined through CNC machining, and an upper die bottom plate clearance part is formed;
5. Grinding materials, namely, carrying out polishing by a grinding machine after assembling a lower heightening plate and a lower die bottom plate, and carrying out polishing by a grinding machine after assembling an upper heightening plate and an upper die bottom plate;
6. The upper die is assembled, and the assembled upper die bottom plate, the buffer heightening plate, the upper heightening plate, the silica gel layer and the knife striking plate are sequentially arranged from top to bottom, and the lower die is assembled, and the positioning module, the knife cushioning sponge layer, the knife frame plate, the lower heightening plate and the lower die bottom plate are sequentially arranged from top to bottom.
Further, the positioning module is made of bakelite, and the lower die bottom plate, the knife frame plate and the lower heightening plate are made of 45# steel.
Further, the knife striking plate, the upper heightening plate and the upper die bottom plate are made of 45# steel, and the buffer heightening plate is made of bakelite.
The above description should not be taken as limiting the scope of the invention, and any modifications, equivalent variations and modifications made to the above embodiments according to the technical principles of the present invention still fall within the scope of the technical solutions of the present invention.