CN219854986U - Engraving die for thick PC (polycarbonate) - Google Patents

Abstract

The utility model discloses an engraving die for a thick PC (polycarbonate), which comprises a plurality of inserts, an elastic block, a hard plate, an upper template and a lower template, wherein the upper template can linearly move towards the lower template, the top surfaces of the plurality of inserts are connected with one side of the hard plate, the other side of the hard plate is connected with one side of the elastic block, and one side of the elastic block is connected with the upper template. According to the utility model, the thick PC material to be processed can be arranged on the lower die plate, and the insert can be arranged in a shape and a position which are required to be processed, so that when the thick PC material is engraved, the insert can press the required processing position of the thick PC material, thereby facilitating the processing of the pressed part of the thick PC material by the cutter, effectively reducing the relative offset of the cutter and the processing position of the thick PC material during processing, improving the processing precision and reducing the reject ratio.

Description

Engraving die for thick PC (polycarbonate)

Technical Field

The utility model relates to the field of engraving die design, in particular to an engraving die for a thick PC.

Background

PC (polycarbonate) materials are relatively high-hardness materials which are often subjected to engraving processes to be processed into desired shapes, and specifically, PC materials can be conveyed to engraving dies of engraving machines by means of a feeding mechanism, and then cut by means of cutters on the engraving machines to obtain PC material blocks having desired shapes.

In order to ensure the feeding and fixing reliability of the PC material in the engraving die, a matched positioning column and a positioning hole are usually arranged on the engraving machine, and when the PC material is fed into the engraving die, the positioning column correspondingly stretches into the positioning hole.

However, in actual machining, it is found that the positioning and fixing of the PC material are achieved only by means of the positioning method, and the fixing reliability of the PC material to the specific machining position of the PC material is poor when the PC material is integrally fixed, and when the PC material with a large thickness (generally, the thickness is not less than 0.9 mm) is machined, the machining depth of the PC material is large, so that the cutter and the machining position of the PC material are easily offset, the shape of the machined PC material is not in line with the requirements, and the reject ratio is high.

Disclosure of Invention

The present utility model aims to provide a thick engraving die for PC, which can solve one or more of the above problems.

According to one aspect of the utility model, there is provided a thick carving die for a PC, comprising an insert, an elastic block, a hard plate, an upper template and a lower template, wherein the upper template can move linearly towards the lower template, the number of the insert is a plurality, the top surfaces of the inserts are connected with one side of the hard plate, the other side of the hard plate is connected with one side of the elastic block, and one side of the elastic block is connected with the upper template.

The beneficial effects of the utility model are as follows: according to the utility model, the thick PC material to be processed can be arranged on the lower die plate, and the insert can be arranged in a shape and a position which are required to be processed, so that when the thick PC material is engraved, the insert can press the required processing position of the thick PC material, thereby facilitating the processing of the pressed part of the thick PC material by the cutter, effectively reducing the relative offset of the cutter and the processing position of the thick PC material during processing, improving the processing precision and reducing the reject ratio. The setting of the elastic block can make the pressure applied by each insert to the thick PC material be homogenized as much as possible, so that the generation of stamping after processing is reduced, and the hard plate is arranged to facilitate the connection of each insert, improve the integrity of the insert, and avoid the problem that a certain insert is independently embedded into the elastic block due to insufficient hardness of the elastic block to influence the processing precision.

In some embodiments, the utility model further comprises a plurality of cutters, wherein the plurality of cutters are adjacent to the plurality of inserts in a one-to-one correspondence, and the edge of each insert is not more than 0.1mm with the blade edge of the adjacent cutter. Therefore, the cutter can effectively process along the vicinity of the edge of the thick PC material pressed by the insert, so that the processed PC block can be tightly attached to the shape of the insert.

In some embodiments, the bottom surface of the insert is flat. Thus, the probability of forming an imprint on the finished PC block after the engraving process can be reduced.

In some embodiments, a first dismounting opening is formed in the top of the upper template, and a second dismounting opening is formed in the bottom of the lower template. The setting of first dismouting mouth can make things convenient for the installation and the dismantlement of cope match-plate pattern on the engraver, and the setting of second dismouting mouth can make things convenient for the installation and the dismantlement of lower bolster on the engraver.

In some embodiments, the upper template is provided with locating posts or holes and the lower template is provided with structures that match the locating posts or holes. Therefore, when processing is performed, the upper die plate and the lower die plate can be matched better, so that the processing precision is improved.

In some embodiments, the upper die plate is provided with a gas vent. The setting of gas blowing hole can make things convenient for the setting of air-blowing device to this is convenient for the blowing away to the waste material that processing produced, reduces the influence of waste material to subsequent processing.

Drawings

Fig. 1 is a schematic structural view of a thick PC engraving die according to an embodiment of the present utility model.

Fig. 2 is a schematic view showing the structure of an insert of a thick PC engraving die according to an embodiment of the present utility model.

Fig. 3 is a schematic view of an upper plate of a thick PC engraving die according to an embodiment of the present utility model.

In the figure: 1. insert, elastic block, hard plate, upper template, lower template, cutter, first dismounting opening, blow hole, positioning column and second dismounting opening.

Detailed Description

The utility model is described in further detail below with reference to the accompanying drawings.

Referring to fig. 1, 2 and 3, the engraving die for thick PC of the present utility model includes an insert 1, an elastic block 2, a hard plate 3, an upper die plate 4 and a lower die plate 5.

The top of cope match-plate pattern 4 is equipped with first dismouting mouth 41, and the bottom of lower bolster 5 is equipped with second dismouting mouth 51, and cope match-plate pattern 4 can link to each other with power device such as cylinder on the engraver, and its first dismouting mouth 41 can imbed its drive element who links to each other power device to increase cope match-plate pattern 4 and power device's area of contact, with this connection reliability who improves between them. The upper template 4 is also provided with a gas blowing hole 42, and the gas blowing hole 42 can be connected with a gas blowing device such as an external fan.

The lower die plate 5 can be fixedly arranged on the engraving machine body through bolts, and the second dismounting opening 51 of the lower die plate 5 can be embedded with a bulge on the engraving machine body so as to improve the fixing reliability of the lower die plate 5 on the engraving machine body.

The upper template 4 can be further provided with a plurality of positioning columns or positioning holes, wherein the positioning columns can also be positioning pins or positioning pins and other similar structures, and the positioning columns and the positioning holes can be independently arranged and can also be simultaneously arranged, in the embodiment, the upper template 4 is preferably provided with the positioning columns 43, and the lower template 5 is correspondingly provided with a structure matched with the positioning columns or the positioning holes, so that the corresponding structures can be correspondingly matched during processing, and the processing precision is effectively improved.

So that the upper die plate 4 can move linearly towards or away from the lower die plate 5 fixed on the engraving machine body under the driving of the power device of the engraving machine.

The insert 1 is a plurality of, and the shape of insert 1 can be with the shape phase-match of the PC piece that needs to process out, and stereoplasm board 3 is the steel sheet preferably, and the top surface of all inserts 1 all with the bottom side integral type fixed connection of stereoplasm board 3, elasticity piece 2 is the elastic glue preferably, and the top side of stereoplasm board 3 passes through bonding fixed connection with the bottom side of elasticity piece 2, and the top of elasticity piece 2 passes through bonding fixed connection on the bottom of cope match-plate pattern 4. In addition, the bottom surfaces of all inserts 1 are flat.

The engraving die for the thick PC also comprises a plurality of cutters 6, wherein the number of the cutters 6 can be equal to that of the inserts 1, the cutters 6 can be arranged on an action device of the engraving machine, the action device can drive the cutters 6 to perform cutting action, the plurality of cutters 6 are adjacent to the plurality of inserts 1 in a one-to-one correspondence manner, and the edge of each insert 1 is not more than 0.1mm with the blade edge of the adjacent cutter 6.

The utility model can be suitable for processing thick PC (thickness is not less than 0.9 mm) materials, and when the utility model is specifically used, the upper template 4 can be connected with a power device such as a cylinder on the engraving machine, the air blowing hole 42 can be connected with an air blowing device such as an external fan, and the cutter 6 can be arranged on an action device of the engraving machine. The lower die plate 5 can be fixedly arranged on the engraving machine body, so that the feeding device can feed the thick PC material onto the lower die plate 5 and fix the material.

The upper template 4 can move towards the lower template 5 fixed on the engraving machine body under the driving of the power device of the engraving machine, so that the insert 1 can slightly press on the thick PC material to fix the position to be processed of the thick PC material to a certain extent. The engraving machine can drive the cutter 6 to engrave the thick PC material at a position adjacent to the edge of the insert 1, so as to obtain a PC material block, and the air blowing device can blow air to the processing position through the air blowing hole 42 after the processing is finished so as to blow away waste materials generated by the processing.

When the machining is performed, the insert 1 presses the machining position of the thick PC material, so that the relative deviation between the cutter 6 and the machining position of the thick PC material during the machining can be effectively reduced, the machining precision is improved, and the reject ratio is reduced.

In addition, the setting of the elastic block 2 can make the pressure applied by each insert 1 to the thick PC material be homogenized as much as possible, so as to reduce the generation of stamping after processing, and the hard plate 3 is arranged to facilitate the connection of each insert 1, improve the integrity thereof, and avoid the problem that the processing precision is affected because a certain insert 1 is independently embedded into the elastic block 2 due to insufficient hardness of the elastic block 2.

What has been described above is merely some embodiments of the present utility model. It will be apparent to those skilled in the art that various modifications and improvements can be made without departing from the spirit of the utility model.

Claims (6)

1. The utility model provides a thick carving die for PC, its characterized in that includes insert, elastic block, stereoplasm board, cope match-plate pattern and lower bolster, the cope match-plate pattern can make rectilinear movement towards the lower bolster, the insert is a plurality of, a plurality of the top surface of insert is connected with one side of stereoplasm board, the opposite side of stereoplasm board is connected with elastic block one side, one side of elastic block is connected on the cope match-plate pattern.

2. The engraving die for thick PCs of claim 1, comprising a plurality of cutters, wherein the plurality of cutters are adjacent to the plurality of inserts in a one-to-one correspondence, and edges of the inserts are not more than 0.1mm from the cutter points of the adjacent cutters.

3. The engraving die for thick PCs of claim 1, wherein the bottom surface of the insert is flat.

4. The engraving die for thick PCs of claim 1, wherein a first dismounting opening is provided at the top of the upper die plate, and a second dismounting opening is provided at the bottom of the lower die plate.

5. The engraving die for thick PCs of claim 1, wherein the upper die plate is provided with a positioning post or a positioning hole, and the lower die plate is provided with a structure matching the positioning post or the positioning hole.

6. The engraving die for thick PCs of claim 1, wherein the upper die plate is provided with a blowing hole.