CN212385618U - Die-cutting rule die assembly for processing non-universal step-pitch coil stock product - Google Patents

Abstract

The utility model relates to a die-cutting rule die assembly for processing coil stock products with non-universal step distances, which comprises a first die-cutting tool and a second die-cutting tool which are used for successively punching a material belt, wherein the first die-cutting tool can generate a positioning hole, the second die-cutting tool is positioned according to the positioning hole, the first die-cutting tool comprises a first die-cutting upper plate made of aluminum material and a first die-cutting lower plate made of bakelite plate material, and the first die-cutting upper plate is provided with a first etching tool and a first positioning guide pillar; the lower plate of the first cutting die is provided with a first positioning opening matched with the first positioning guide pillar; in the positioning and punching process of the material belt to be punched, a punched hole structure is used as a positioning hole to align to a first positioning opening on a lower plate of a first cutting die, then a first positioning guide pillar penetrates through the positioning hole to enter the first positioning opening, and a positioning hole knife line punches a new hole structure on the material belt to be punched. Compared with the prior art, the utility model has the advantages of the location is accurate, the die sinking is simple, production efficiency is high.

Description

Die-cutting rule die assembly for processing non-universal step-pitch coil stock product

Technical Field

The utility model belongs to the technical field of the cross cutting technique and specifically relates to a die-cutting rule die assembly of coil stock product of processing non-general stride is related to.

Background

With the progress of technology, the thinner the mobile phone product is, the richer the functions of the mobile phone are, and the requirements on the die-cutting piece used for the mobile phone are higher and higher. The size of many die cut products has also become smaller, such as a thick mylar product with a thickness of 0.18MM for use on automated sheet placement equipment, which is very small in size, about 3MM in length and less than 2MM in width.

Generally, for a die-cut roll material product, a common structure includes a material tape release film, product units attached to the material tape release film and distributed in a matrix shape, and a product protection film covering the product units; the distance between adjacent product units along the length direction of the roll stock product is a step pitch; for the die cutting process, the step pitch of the product is strictly ensured to be consistent, and the step pitch of the product cannot be accurately positioned by the conventional die cutting die. In addition, for the die cutting process needing multiple times of punching, the positioning between the die cutting tools adopted in front and back is also very critical, otherwise, the die cutting tools adopted in front and back cannot be matched, and the product outline cannot meet the requirements.

General die cutting tools are all hardware dies, the required etching tools are arranged on the hardware dies, the die opening process (namely the die manufacturing) of the hardware dies is very difficult, the structure is complex, the investment is large, but the hardware dies are generally used for a long time, and the hardware dies can be purchased only for the production of mass products; however, after the hardware mould is set up, the corresponding product step is determined, for the production of some small-batch products, the step is a non-universal product step, and the setting up of a hardware mould specially for the hardware mould can result in higher production cost, can not meet the production requirement and has larger investment.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a die-cutting rule die assembly for processing coil stock products with non-universal step distance in order to overcome the defects of large production investment of small-batch products, difficult positioning between die-cutting cutters and the like in the prior art.

The purpose of the utility model can be realized through the following technical scheme:

a die-cutting rule die assembly for processing a coiled material product with a non-universal step pitch comprises a first die-cutting tool and a second die-cutting tool which successively punch a material strip,

the first die cutting tool comprises a first cutting die upper plate and a first cutting die lower plate, a first etching tool and a first positioning guide post are arranged on the first cutting die upper plate, and a tool line of the first etching tool comprises a product tool line and a positioning hole tool line for punching a hole structure on a material belt to be punched; the first cutting die lower plate is provided with a first positioning opening matched with the first positioning guide column; in the positioning and punching process of the material belt to be punched, a punched hole structure is used as a positioning hole to align to a first positioning opening on a lower plate of a first cutting die, then the first positioning guide pillar penetrates through the positioning hole to enter the first positioning opening, and a new hole structure is punched on the material belt to be punched by the positioning hole cutter line; the distance between the positioning hole cutter line and the first positioning guide pillar is the product step pitch; the first cutting die upper plate is an aluminum plate, and the first etching cutter is adhered to the aluminum plate through an adhesive; the lower plate of the first cutting die is a bakelite plate;

the second die cutting tool comprises a second cutting die upper plate and a second cutting die lower plate, a second etching tool and a second positioning guide pillar are arranged on the second cutting die upper plate, the tool line of the second etching tool is a product tool line, and a second positioning opening matched with the second positioning guide pillar is arranged on the second cutting die lower plate; in the positioning and punching process of the material belt to be punched, the positioning hole in the material belt to be punched is aligned with the second positioning opening, and then the second positioning guide pillar passes through the positioning hole and enters the second positioning opening.

The utility model discloses in adopt the locating hole tool line die-cut earlier on treating die-cut material area material to obtain a pore structure, regard as the locating hole with this pore structure, fix a position the die-cut position on next step in material area, the location opening of first cutting die hypoplastron is aimed at to the pore structure who goes out newly, the first location guide pillar and the first location open position of first cutting die upper plate correspond, consequently, the die-cut position interval on the material area of the locating hole tool line of first cutting die upper plate keeps unanimous in the die-cut in-process of adjacent twice, this interval is the locating hole tool line actually and fixes a position the interval between the guide pillar.

The first die cutting tool punches and cuts the material belt to be punched to obtain the positioning holes with the non-universal product step pitch, and the positioning holes can be used for positioning the subsequent punching of the second die cutting tool, so that the positioning reference of all punching steps can be ensured to be consistent, and the positioning is accurate.

In addition, because the first die-cutting tool is used less and can not be frequently used, the first cutting die upper plate of the first die-cutting tool in the utility model is an aluminum plate, the first etching knife is pasted on the aluminum plate through an adhesive, the first cutting die lower plate is an bakelite plate, the two materials are easy to process, can be opened by a die-cutting product processing manufacturer, and do not need to be opened by a die manufacturing manufacturer, and can ensure the processing production of a certain amount of products, thereby greatly improving the production efficiency; the utility model discloses a reasonable simplification provides a first cross cutting cutter that can satisfy small batch production.

And the roll material product with the non-universal step distance is different from the original roll material product only in the step distance of the product unit, so that the next die cutting production can be carried out by adopting the conventional second die cutting tool as long as the positioning is accurate.

The positioning hole knife lines are symmetrically arranged on two sides of the product knife line of the first knife die upper plate, and the first positioning guide columns are symmetrically arranged on two sides of the product knife line of the first knife die upper plate.

The first positioning guide columns positioned on the same side are two, and the distance between the two first positioning guide columns is the product step pitch.

For positioning by adopting adjacent positioning holes, two first positioning guide columns are preferably arranged, so that the positioning holes can be accurately positioned when the positioning hole knife lines are used for machining the positioning holes, namely the positioning holes obtained by machining have the same step pitch and meet the requirement, and are strictly positioned on the same straight line.

And one second positioning guide column is arranged on the upper plate of the second cutting die.

The second die-cutting rule is a hardware die.

Because the positioning hole is machined, only one positioning guide column is arranged on the second cutting die upper plate, so that the second cutting die upper plate can be suitable for machining products at any product step.

The circular piece in the hole structure punched on the material belt to be punched by the positioning hole knife line is connected with the main body of the material belt to be punched through a connecting strip; the locating hole knife line comprises a hole structure knife line matched with the hole structure in shape and size and a connecting strip knife line matched with the connecting strip in shape and size.

Because the hole structure obtained by punching the positioning hole knife line on the material belt is only used as a positioning structure, the material belt materials (namely wafers) in the hole structures are not required to be discharged as waste materials, and the process is increased because the waste materials in the discharge holes are required to be added with processes; consequently the utility model discloses a disk that locating hole knife-line was being treated die-cut material area die-cut does not cut off with the material area main part, but keeps being connected with the material area main part through a connecting strip, and along with advancing of material area, downthehole disk keeps connecting on the material area like this, does not produce the waste material, does not relate to the waste discharge problem, has simplified the process. In the use process, the positioning guide post moves downwards, the wafer in the hole structure on the material belt is poked into the positioning opening, and the wafer and the connecting strip are attached to the inner wall of the positioning opening because the wafer is connected with the material belt main body through the connecting strip; after die cutting is completed, the positioning guide post is withdrawn from the positioning opening, the material belt moves forwards, the wafer is pulled out from the positioning opening, and the wafer moves forwards along with the material belt.

The diameter of the hole structure knife line is 3mm, and the width of the connecting strip along the feeding direction of the material strip is 1 mm.

The roll material product comprises a plurality of product units distributed in a matrix; the product knife lines of the first etching knife of the first die cutting knife comprise product unit outline knife lines matched with the shapes of the product units, trimming knife lines matched with the long edges at two sides of the coil stock product and positioning hole knife lines for punching positioning holes; and the product knife line of the second etching knife of the second die cutting knife is a trimming knife line matched with the long edges at the two sides of the coil material product.

The product unit contour knife lines comprise a first contour knife line and a second contour knife line which are arranged along the feeding direction of the material belt, and the first contour knife line and the second contour knife line are continuous knife lines which are spliced to form the contour of the complete product unit; and the first die cutting cutter is used for punching the material belt to be punched twice to form a product unit.

For small and thick products, because the products are small, the outline needs to be disassembled when the products are punched on a die-cutting machine, the products are divided into 2 blocks, the outline of one side of the products is punched firstly, the outline of the other side of the products is punched, the impression caused by punching can be avoided, and in order not to increase the number of punching steps, the utility model discloses a first outline knife line and a second outline knife line are both arranged on the same cutter, and punching is carried out by using a mode of punching one set; the production efficiency is high.

The thickness of the product unit is 0.15-0.25 mm, the length is less than 3.5mm, and the width is less than 2 mm.

The utility model discloses a die-cutting rule die assembly cross cutting process: the processed roll material product comprises a material belt release film, product units which are attached to the material belt release film and distributed in a matrix manner, and a product protection film covering the product units; the distance between adjacent product units along the length direction of the roll stock product is a step pitch;

the specific processing steps are as follows:

(1) attaching a first release film to the surface of a first protective film, wherein two side edges of the first protective film are retracted to two side edges of the first release film, the first release film comprises a product area and a positioning area, and the product area is overlapped with the first protective film; then, the raw material of the coil stock product is attached to the product area on the first release film through double-sided adhesive;

(2) punching the to-be-punched material belt obtained in the step (1) by adopting a first die cutting tool, punching product units on the raw material and the double-sided adhesive, punching long sides of a coil product on the raw material, the double-sided adhesive and the first release film, punching positioning holes meeting requirements in a positioning area of the first release film, wherein the distance between adjacent step pitch positioning holes is a product step pitch;

(3) adhering a product protection film on the raw material of the punched product unit, then removing the first protection film to discharge waste materials of the first release film positioned in the long edges at two sides of the rolled product, and then adhering a material belt release film;

(4) and punching long sides of the roll material product on the material tape release type by adopting a second die cutting tool to obtain the roll material product.

Compared with the prior art, the utility model has the advantages of it is following:

(1) the utility model reasonably simplifies the first die-cutting tool, adopts the aluminum plate as the upper plate of the cutting die, adopts the bakelite plate as the lower plate of the cutting die, and the etching knife is bonded with the upper plate of the cutting die through the adhesive, so that the first die-cutting tool in the application is easy to process and manufacture, can be provided with the die-cutting tool meeting the step requirement of products as required, and is beneficial to improving the production efficiency and reducing the production investment;

(2) in the utility model, the first die cutting tool cutting die is simultaneously provided with a hole structure in the die cutting process to position the die cutting of the next group of products, and the rear guide pillar sleeve removing position strictly ensures that the distance between the two adjacent groups of products is kept consistent, so that the positioning precision is high;

(3) the utility model discloses a location is convenient, need not be with the disk material waste discharge in the locating hole, has reduced the process, has improved machining efficiency, is favorable to practicing thrift the cost.

(4) The utility model discloses only need set up and be used for first step die-cut first cross cutting tool, subsequent cross cutting tool can continue to use original hardware mould, only need change the etching sword can, need not to set up new hardware mould, the follow-up cross cutting process of the coil stock product of different product stride all can adopt same set of hardware mould, has further reduced the manufacturing investment.

Drawings

FIG. 1 is a schematic structural diagram of a product unit of the present invention;

FIG. 2 is a front view of a first die upper plate of the first die cutting blade in embodiment 1;

FIG. 3 is a right side view of the first die upper plate of the first die cutting blade in embodiment 1;

FIG. 4 is a front view of a lower plate of the first die cutter in embodiment 1;

FIG. 5 is a right side view of a lower plate of the first die cutter in embodiment 1;

FIG. 6 is a front view of a second die upper plate of the second die cutting blade in embodiment 1;

FIG. 7 is a right side view of the second die upper plate of the second die cutting blade in embodiment 1;

FIG. 8 is a front view of a second die lower plate of the second die cutting blade according to embodiment 1;

FIG. 9 is a right side view of a second die lower plate of the second die cutting tool according to embodiment 1;

FIG. 10 is a front view of a first die upper plate of the first die cutting blade of embodiment 2;

FIG. 11 is a right side view of the first die upper plate of the first die cutting blade of embodiment 2;

FIG. 12 is a schematic view showing a second cutting die of a second die-cutting blade according to embodiment 2;

fig. 13 is a schematic structural view of a material tape obtained by the first step of die cutting in embodiment 1;

FIG. 14 is a schematic view showing the structure of die-cut layers of the first step die-cut in example 1;

fig. 15 is a schematic structural view of a material belt obtained by the second step of punching in the present invention;

fig. 16 is a schematic structural view of a punching hierarchy of the second step punching of the present invention;

fig. 17 is a schematic structural view of a material strip obtained by the first step of die cutting in example 2;

FIG. 18 shows the closing process of the die cutter;

FIG. 19 is a schematic structural view of a universal hardware mold;

FIG. 20 is a schematic view of a die cutting machine;

in the figure, the position of the upper end of the main shaft,

11 is a first cutter die upper plate, 12 is a first cutter die lower plate, 13 is a first etching cutter, 131 is a product unit contour cutter line, 131a is a first contour cutter line, 131b is a second contour cutter line, 132 is a trimming cutter line, 133 is a positioning hole cutter line, 14 is a first positioning guide pillar, and 15 is a first positioning opening;

21 is a second cutting die upper plate, 22 is a second cutting die lower plate, 23 is a second etching knife, 24 is a second positioning guide column, 25 is a second positioning opening, and 26 is a trimming knife line of the second cutting die upper plate;

3, a material belt to be punched, 31, a product unit, 32, two long sides, 33, 34, 35 and 36 are connected, wherein the material belt is a material belt to be punched, the product unit is a product unit, the long sides at the two sides are 32, the hole structure is 33, the product step pitch is 34, the wafer is 35, and the connecting strip is 36;

41 is Mylar, 42 is double-sided adhesive tape, 43 is a first release film, 44 is a first protective film, 45 is a product protective film, and 46 is a material belt release film;

5, a general hardware die, 51, a guide post, 52, an upper die plate, 53, a lower die plate and 54, wherein the general hardware die is used as an etching knife mounting position;

and 6, a die cutting machine and 61, a die cutting tool mounting position.

Detailed Description

The present invention will be described in detail with reference to the following embodiments. The following examples will assist those skilled in the art in further understanding the present invention, but are not intended to limit the invention in any way. It should be noted that various changes and modifications can be made by one skilled in the art without departing from the spirit of the invention. These all belong to the protection scope of the present invention.

Example 1

A die-cutting rule die assembly for processing a non-universal step size coil product is used for processing a small and thick product unit, as shown in figure 1, the product unit is a thick Mylar product used on an automatic paster device, the thickness of the product unit is 0.18MM, the size of the product is very small, the length of the product is about 3MM, and the width of the product is less than 2 MM.

The die-cutting rule module of this embodiment includes a first die-cutting tool and a second die-cutting tool for successively punching the material tape, as shown in fig. 20, the two die-cutting tools are respectively installed at the die-cutting tool installation positions 61 of the die-cutting machine 6, and the die-cutting tool is driven by the die-cutting machine 6 to close the die-cutting tool for punching the material tape.

Generally, in the technical field, a general hardware mold 5 is adopted to punch a material belt, as shown in fig. 19, only an etching knife needs to be installed at an etching knife installation position 54, the hardware mold 5 comprises an upper mold plate 52 and a lower mold plate 53, the upper mold plate 52 and the lower mold plate 53 are matched to complete positioning punching of the material belt punching position, punching precision is guaranteed through a guide pillar 51, and as shown in fig. 18, in a mold closing process, the upper mold plate 52 and the lower mold plate 53 are matched. However, the universal hardware mould 5 is difficult to open the mould, and only one product step can be processed after opening the mould.

In this embodiment, in order to process a roll material product meeting the requirements of customers, a first die cutting tool capable of meeting the requirements is designed reasonably and simply, and as shown in fig. 2, fig. 3, fig. 4, and fig. 5, the first die cutting tool has an overall thickness of 23mm, and includes a first cutting die upper plate 11 and a first cutting die lower plate 12, a first etching knife 13 and a first positioning guide pillar 14, which are 2mm thick, are disposed on the first cutting die upper plate 11, and a knife line of the first etching knife 13 includes a product knife line and a positioning hole knife line 133 for punching a hole structure 33 on a material strip 3 to be punched; the first lower cutting die plate 12 is provided with a first positioning opening 15 matched with the first positioning guide post 14; the positioning hole knife lines 133 are symmetrically arranged on two sides of the product knife line of the first cutting die upper plate 11, and the first positioning guide pillars 14 are symmetrically arranged on two sides of the product knife line of the first cutting die upper plate 11; two first positioning guide columns 14 positioned on the same side are arranged, and the distance between the two first positioning guide columns 14 is the product step pitch 34; the positioning hole knife line 133 punches the wafer 35 in the hole structure 33 on the material strip 3 to be punched and is connected with the main body of the material strip 3 to be punched through the connecting strip 36; the locating hole knife line 133 comprises a hole structure knife line matched with the shape and the size of the hole structure 33 and a connecting strip knife line matched with the shape and the size of the connecting strip 36; in this embodiment, the connecting strip line is relatively thin. The roll product comprises a plurality of product units 31 distributed in a matrix; the product lines of the first etching knife 13 of the first die-cutting tool include a product unit profile line 131 matched with the shape of the product unit 31, an edge trimming line 132 matched with the long sides 32 of both sides of the coil product, and a pilot hole line 133 for punching out pilot holes; the product knife line of the second etching knife 23 of the second die cutting knife is a trimming knife line 132 matched with the long edges 32 at the two sides of the coil stock product; for small and thick products in this embodiment, it is required that the product unit profile knife lines 131 include a first profile knife line and a second profile knife line arranged along the feeding direction of the material tape, and the first profile knife line and the second profile knife line are continuous knife lines which are spliced to form the profile of the complete product unit 31; two adjacent die cuts of the first die cutter on the web of material to be die cut form product units 31, thereby preventing the occurrence of an imprint.

In the positioning and punching process of the first die cutting tool for the material strip 3 to be punched, a punched hole structure 33 is used as a positioning hole to align to a first positioning opening 15 on a first die lower plate 12, then a first positioning guide pillar 14 penetrates through the positioning hole to enter the first positioning opening 15, and a positioning hole knife line punches a new hole structure 33 on the material strip 3 to be punched; the distance between the pilot hole knife line 133 and the first pilot beam 14 is the product pitch 34. The die cuts are made in a one-to-one die set to produce the contour of the product unit and a series of sprocket holes having product steps 34.

Wherein, the first cutting die upper plate 11 is an aluminum plate, and the first etching knife 13 is adhered to the aluminum plate through an adhesive; the first lower die plate 12 is a bakelite plate, as shown in fig. 3.

As shown in fig. 6, 7, 8 and 9, the second die cutting tool includes a second upper cutting die plate 21 and a second lower cutting die plate 22, a second etching knife 23 and a second positioning guide post 24 which are 2mm away from the second upper cutting die plate 21 are disposed on the second upper cutting die plate 21, a knife line of the second etching knife 23 is a product knife line, which is a trimming knife line in this embodiment, and a second positioning opening 25 matched with the second positioning guide post 24 is disposed on the second lower cutting die plate 22 as shown by a trimming knife line 26 of the second upper cutting die plate in fig. 6; in the positioning and punching process of the material belt 3 to be punched, the positioning hole on the material belt 3 to be punched is aligned to the second positioning opening 25, and then the second positioning guide pillar 24 passes through the positioning hole and enters the second positioning opening 25; one second positioning guide column 24 is arranged on the second cutting die upper plate 21; in this embodiment, the upper plate 21 of the second cutting die is an aluminum plate, the second etching blade 23 is adhered to the aluminum plate, and the lower plate 22 of the second cutting die is a bakelite plate. Since the production of products with non-universal steps is usually small, the second die-cutting tool of the second step is also a simplified die-cutting tool, and the second die-cutting tool is started by the manufacturer of the products and does not need to be set by a special hardware die manufacturer.

The die cutting process of the die-cutting rule die assembly of the embodiment comprises the following steps: the processed roll material product comprises a material belt release film 46, product units which are attached to the material belt release film 46 and distributed in a matrix manner, and a product protection film 45 which covers the product units; the distance between adjacent product units along the length direction of the roll stock product is a step pitch;

the specific processing steps are as follows:

(1) as shown in fig. 13, a first release film 43 is attached to the surface of a first protection film 44, two side edges of the first protection film 44 are retracted into two side edges of the first release film 43, the first release film 43 includes a product region and a positioning region, and the product region is overlapped with the first protection film 44; then, the raw material (i.e. the thick mylar 41) of the roll product is attached to the product area on the first release film 43 through the double-sided adhesive tape 42;

(2) punching the to-be-punched material belt obtained in the step (1) by using a first die cutting tool, punching a product unit on the raw material and the double-sided adhesive tape 42, punching long sides on two sides of a coil material product on the raw material, the double-sided adhesive tape 42 and the first release film 43, punching a positioning hole meeting the requirement in a positioning area of the first release film 43, wherein the distance between adjacent step pitch positioning holes is a product step pitch; the punched strip surface pattern is as shown in fig. 14, the shape of the complete product unit is punched in the middle of the strip, the two long sides of the final roll product are punched on the two sides of the product unit, and the hole structure for positioning is punched outside the two long sides.

(3) As shown in fig. 15, a product protection film 45 is attached to the raw material of the punched product unit, and then the first protection film 44 is torn off to discharge the waste material of the first release film 43 located in the two long sides of the rolled product, and then a material-carrying release film 46 is attached;

(4) punching long sides of the roll material product on the material tape release type by adopting a second die cutting tool to obtain the roll material product; the final roll product configuration is shown in fig. 16.

Example 2

The embodiment is a die-cutting rule die assembly for processing a roll material product with a non-universal step, and the main structure of the die-cutting rule die assembly is the same as that of the embodiment 1, except that:

(I) as shown in fig. 10 and 11, in the present embodiment, the positioning hole knife line 133 on the first die cutting knife 1 punches the disc 35 in the hole structure 33 on the material strip 3 to be die-cut and connects with the main body of the material strip 3 to be die-cut through the connecting strip 36; the locating hole knife line 133 comprises a hole structure knife line matched with the shape and the size of the hole structure 33 and a connecting strip knife line matched with the shape and the size of the connecting strip 36; however, in this embodiment, the hole structure 33 is a C-shaped hole, the opening of the C-shaped hole is very small, the diameter of the knife line of the hole structure is 3mm, and the width of the connecting strip along the feeding direction of the tape is 1 mm; as shown in fig. 17, the connecting bar 36 is smaller in size, so that the distance between the positioning holes on both sides can be increased, and the connecting bar can also be used if the position occupied by the knife line of the product is more. The punched strip of material is configured as shown in fig. 17 with increased space in the middle of the hole pattern 33.

(2) As shown in fig. 12, the second cutting die upper plate 21 and the second cutting die lower plate 22 of the second die cutting tool are both hardware dies, that is, an existing universal hardware die is used, and a second etching knife 23 with a thickness of 2mm is inlaid on the universal hardware die 5 to die cut the material strip to be die-cut. Both long sides of the roll product were punched out by the trimmer line to obtain a roll product having the same structure as in example 1, as shown in fig. 15.

In the die cutting process, the upper die plate 52 and the lower die plate 53 are required to be matched for use, and by adopting the combined die of the embodiment, when the requirement of small-batch processing of products with non-universal step distances is met, the aluminum plate and the bakelite plate can be quickly manufactured into a first die cutting tool meeting the requirement, and an etching knife is bonded on the aluminum plate, so that a special hardware die is avoided being arranged, the die investment is saved, and the die manufacturing efficiency is improved; the first die cutting tool can process hole structures with positioning product die cutting steps on the material belt to be punched, and the subsequent second die cutting tool can be accurately positioned through the hole structures, so that the positioning accuracy of the punching process of each step is ensured. The second die-cutting tool can have a plurality of sets, as long as the cutter that carries out die-cutting on the material area after first die-cutting tool die-cutting all is called second die-cutting tool, can directly use current hardware mould just can, to the die-cut product of multistep, only need set up a first cross-cutting stage property alone, it is less to original technology change, for example, the die-cut product of two-step, can save 1 set of aluminum plate and bakelite board, if 4 steps are die-cut, one step needs 23MM, then can save 3 sets of aluminum plate and bakelite board, thereby save the mould expense.

The foregoing description of the specific embodiments of the invention has been presented. It is to be understood that the present invention is not limited to the specific embodiments described above, and that various changes and modifications may be made by those skilled in the art within the scope of the appended claims without departing from the spirit of the invention.

Claims (10)

1. A die-cutting rule die assembly for processing a coiled material product with a non-universal step pitch comprises a first die-cutting tool and a second die-cutting tool which successively punch a material strip, and is characterized in that,

the first die cutting tool comprises a first tool die upper plate (11) and a first tool die lower plate (12), a first etching tool (13) and a first positioning guide post (14) are arranged on the first tool die upper plate (11), and a tool line of the first etching tool (13) comprises a product tool line and a positioning hole tool line (133) used for punching a hole structure (33) on a material belt (3) to be punched; a first positioning opening (15) matched with the first positioning guide post (14) is formed in the first cutting die lower plate (12); in the positioning and punching process of the material belt (3) to be punched, a punched hole structure (33) is used as a positioning hole to align to a first positioning opening (15) on a first cutter die lower plate (12), then the first positioning guide pillar (14) penetrates through the positioning hole to enter the first positioning opening (15), and a positioning hole cutter line (133) punches a new hole structure (33) on the material belt (3) to be punched; the distance between the positioning hole knife line (133) and the first positioning guide pillar (14) is a product step pitch (34); the first cutting die upper plate (11) is an aluminum plate, and the first etching knife (13) is adhered to the aluminum plate through an adhesive; the first cutting die lower plate (12) is a bakelite plate;

the second die cutting tool comprises a second cutting die upper plate (21) and a second cutting die lower plate (22), a second etching knife (23) and a second positioning guide pillar (24) are arranged on the second cutting die upper plate (21), the knife line of the second etching knife (23) is a product knife line, and a second positioning opening (25) matched with the second positioning guide pillar (24) is arranged on the second cutting die lower plate (22); in the positioning and punching process of the material belt (3) to be punched, a positioning hole in the material belt (3) to be punched is aligned with the second positioning opening (25), and the second positioning guide pillar (24) penetrates through the positioning hole to enter the second positioning opening (25).

2. The die-cutting rule die assembly for processing the coil product with the non-universal step size according to claim 1 is characterized in that the positioning hole knife line (133) is symmetrically arranged at two sides of the product knife line of the first upper die plate (11), and the first positioning guide pillar (14) is symmetrically arranged at two sides of the product knife line of the first upper die plate (11).

3. A die-cutting rule die assembly for processing rolling stock product with non-universal step size according to claim 2, characterized in that there are two first positioning guide columns (14) located on the same side and the distance between two first positioning guide columns (14) is the product step size (34).

4. A die-cutter die assembly for working a non-universal-pitch rolled product according to claim 3, wherein there is one second positioning guide (24) on the second die upper plate (21).

5. The die-cutting rule die assembly for processing roll material product with non-universal step size according to claim 4, characterized in that the second die-cutting rule is hardware die.

6. A die-cutter die assembly for working non-universal-pitch rolled stock products according to claim 1, wherein the pilot hole cutter line (133) punches out a disc (35) in a hole structure (33) in the stock (3) to be die-cut and connects with the main body of the stock (3) to be die-cut by a connecting strip (36); the positioning hole knife line (133) comprises a hole structure knife line matched with the shape and the size of the hole structure (33) and a connecting strip knife line matched with the shape and the size of the connecting strip (36).

7. A die cutter die assembly for processing a non-universal-pitch rolled material product according to claim 6, wherein the hole pattern tool line has a diameter of 3mm and the connecting strip has a width of 1mm in the feed direction of the web.

8. A die-cutter die assembly for working a non-universal-pitch rolled product according to claim 1, wherein said rolled product comprises a plurality of product units (31) distributed in a matrix; the product knife lines of the first etching knife (13) of the first die-cutting tool comprise product unit outline knife lines (131) matched with the shapes of the product units (31), trimming knife lines (132) matched with the long sides (32) on the two sides of the coiled material product and positioning hole knife lines (133) used for punching positioning holes; the product knife line of the second etching knife (23) of the second die cutting knife is a trimming knife line (132) matched with the long edges (32) on the two sides of the coil stock product.

9. A die-cutter die assembly for processing non-universal-pitch rolled stock products according to claim 8, wherein the product unit contour lines (131) comprise first and second contour lines disposed along the feed direction of the strip of material, and the first and second contour lines are continuous lines that merge into the contour of the completed product unit (31); the first die cutting cutter forms a product unit (31) through two adjacent punching on the material belt to be punched.

10. The die-cutting rule die assembly for processing roll material product with non-universal step size according to claim 8 is characterized in that the thickness of the product unit (31) is 0.15-0.25 mm, the length is less than 3.5mm and the width is less than 2 mm.

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