CN110788931B - Punching die - Google Patents
Punching die Download PDFInfo
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- CN110788931B CN110788931B CN201911234520.8A CN201911234520A CN110788931B CN 110788931 B CN110788931 B CN 110788931B CN 201911234520 A CN201911234520 A CN 201911234520A CN 110788931 B CN110788931 B CN 110788931B
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- waste
- plate
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- 238000004080 punching Methods 0.000 title claims abstract description 80
- 239000002699 waste material Substances 0.000 claims abstract description 97
- 238000007664 blowing Methods 0.000 claims description 26
- 238000005520 cutting process Methods 0.000 claims description 15
- 238000003825 pressing Methods 0.000 claims description 10
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 5
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 5
- 241001330002 Bambuseae Species 0.000 claims description 5
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 5
- 239000011425 bamboo Substances 0.000 claims description 5
- 238000013461 design Methods 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 230000006378 damage Effects 0.000 abstract description 2
- 238000004140 cleaning Methods 0.000 description 9
- 238000000034 method Methods 0.000 description 9
- 230000008569 process Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 230000007246 mechanism Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000011900 installation process Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005779 cell damage Effects 0.000 description 1
- 208000037887 cell injury Diseases 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26F—PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
- B26F1/00—Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor
- B26F1/38—Cutting-out; Stamping-out
- B26F1/44—Cutters therefor; Dies therefor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D7/18—Means for removing cut-out material or waste
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Life Sciences & Earth Sciences (AREA)
- Forests & Forestry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Details Of Cutting Devices (AREA)
Abstract
The invention relates to a punching die. The die comprises an upper die holder, an upper die, a lower die and a lower die holder, wherein a cutter is fixed on the upper die, the upper die comprises an upper drawer plate, a fixed plate and a stamping plate which are sequentially fixed from top to bottom, and the upper drawer plate is fixed on the upper die holder in a drawer pushing and pulling mode; the lower die comprises a lower drawer plate, an air circuit plate and a positioning plate which are sequentially fixed from bottom to top, wherein a punching die cavity is fixedly arranged at the lower end of the lower drawer plate, the lower drawer plate is fixed in the punching die cavity in a push-pull drawer mode, and the punching die cavity is fixed in the lower die base; the gas circuit board is provided with a waste collection assembly, and the punching die cavity is provided with a waste removal assembly. The punching die has the advantages of high punching efficiency, accurate positioning, stable punching and plate separating operation, simple and convenient collection of scraps, less damage to products and flexible production.
Description
Technical Field
The invention relates to the technical field of die blanking, in particular to a die cutting die.
Background
The lithium battery of the mobile phone mainly comprises two main components, namely a battery core and a protection board (PCM). The battery cell is an energy storage and release carrier, and is easy to overdischarge, overshoot and overcurrent. Over-discharge and overshoot can cause cell damage, and over-current easily causes safety accidents, so the cell can be used only by adding the PCM. PCM has a safety protection function for phenomena such as overcharge, overdischarge, over-temperature, overcurrent, short circuit and the like of the battery cell, and thus is used in a large amount.
The volume of a single board is smaller, so that in the production process, a plurality of products can be integrated on one jointed board for mass production in order to save cost and improve yield and efficiency. However, each jointed board needs to be separated into single boards during testing and installing the PCM finished product, and the processes of testing and installing, bending, boxing, packaging and the like are independently carried out. Traditional PCM divides the board to be done by manual work or semi-automatic machine to accomplish mainly, inefficiency, complex operation still easily causes the board size to surpass the specification, and the product warp bad emergence easily, influences the product qualification rate, has adverse effect to producer economic benefits.
The existing PCM automatic extension mechanism is divided into a saw blade structure mode and a punching mechanism blanking mode. The PCM jointed board is provided with a PCB hard board, an FPC soft board and a combined board combining the PCB with a base band. The hard board can be separated by a saw cutter, but the soft board and the combined board of the PCB and the base band are provided with products with soft and hard connection points, the products are punched by a punching mechanism, and the products are easily deformed in other modes to cause the products to be scrapped. The existing punching mechanism needs to manually clean scraps on the workbench at regular time after punching, otherwise, the subsequent punching quality can be affected, but frequent manual cleaning is time-consuming and labor-consuming, and the efficiency is low. And when the die is replaced, the whole die is required to be detached for die reloading, the operation is complex and difficult, and the die is easy to damage.
Disclosure of Invention
In view of the above, the invention provides a punching die for solving the technical problems that the PCM is not easy to remove waste materials and is difficult to change the die during punching.
The aim of the invention is achieved by the following technical scheme:
the punching die comprises an upper die base, an upper die, a lower die and a lower die base, wherein a cutter is fixed on the upper die, the upper die comprises an upper drawer plate, a fixing plate and a punching plate which are sequentially fixed from top to bottom, and the upper drawer plate is fixed on the upper die base in a drawer pushing and pulling mode; the lower die comprises a lower drawer plate, an air circuit plate and a positioning plate which are sequentially fixed from bottom to top, wherein a punching die cavity is fixedly arranged at the lower end of the lower drawer plate, the lower drawer plate is fixed in the punching die cavity in a push-pull drawer mode, and the punching die cavity is fixed in the lower die base; the gas circuit board is provided with a waste collection assembly, and the punching die cavity is provided with a waste removal assembly. According to the invention, the upper die and the lower die are fixedly arranged on the die holder in a drawer push-pull mode, so that the disassembly and the installation processes are simpler when the upper die and the lower die are replaced, and a whole set of die is not required to be disassembled, thereby saving time and labor; in addition, after the punching die is completed, scraps can enter the punching die cavity through the air circuit board of the lower die, and the waste material cleaning assembly in the punching die cavity can automatically discharge waste materials into the external collecting box, so that automatic collection of the waste materials is realized, manual cleaning is not needed, and the punching efficiency is improved.
Further, the waste collection assembly comprises an air suction groove, air suction holes and blanking holes, wherein the air suction groove, the air suction holes and the blanking holes are formed in the air circuit board, the air suction grooves are formed in the grooves in the air circuit board, the air suction holes are formed in the end portions of the air suction grooves, and the blanking holes are multiple and are respectively located around the groove paths of the air suction grooves. The air suction hole is used for being connected with an external air supply device, air flows from the air suction hole into the air suction groove and rapidly fills the air suction groove, and waste materials which fall on the air circuit board after punching are blown to the blanking hole, so that the transfer of the waste materials is realized, the air circuit board is cleaned at the same time, and the next punching and cleaning are convenient.
Further, the waste cleaning assembly comprises a waste collection bin arranged on the punching die cavity, a die cavity air blowing hole and a waste outlet; the waste collection bin is an inner chute arranged on the surface of the punching die cavity; the die cavity air blowing hole and the waste outlet are respectively positioned on two opposite sides of the die-cut die cavity and are respectively communicated with the waste collection bin.
Further, the bottom of the waste collection bin is provided with an air channel groove, the air channel groove penetrates through the punching die cavity, the air channel groove is provided with vent holes, and the two air channel grooves are oppositely arranged on two sides of the waste outlet. The waste collection bin is used for collecting waste in a centralized mode, external air flows are introduced into the waste collection bin through the air channel in the waste collection bin, the waste is blown, and finally the waste is discharged from the waste outlet.
Further, a plurality of air inlet channels extend in the vertical direction of the air channel, the air inlet channels are communicated with the waste collection bin in a mode of forming air channels in the punching die cavity, a plurality of blowing holes are formed, and the blowing holes are respectively positioned on two sides of the waste collection bin adjacent to the waste outlet and on one side opposite to the waste outlet. Be equipped with a plurality of gas inlets in the garbage collection storehouse, the gas circuit groove blows up the sweeps of garbage collection storehouse bottom earlier, avoids sweeps to adhere to with garbage collection storehouse bottom, then, is located the blowing mouth of waste outlet both sides and blows the sweeps to garbage collection storehouse middle part, finally, blows the sweeps to the waste outlet by the facing blowing mouth of waste outlet again to realize the automatic collection of sweeps.
Further, the lower die holder is also provided with a chip blowing device, the chip blowing device comprises an air pipe and an air pump, and the air pipe is of a bamboo joint pipe type structure. The scrap blowing device can be provided with a plurality of scrap blowing devices, ventilation is provided for the gas circuit board and the punching die cavity respectively, the gas pipe is arranged to be bamboo-shaped, and the problem that scraps after punching are stuck to the die can be effectively avoided.
Further, be equipped with the fixed subassembly of lower mould on the die-cut die cavity, the fixed subassembly of lower mould includes spacing clamp plate and spacing fixed block, spacing clamp plate is two and is located the one side that is equipped with the garbage collection storehouse on the die-cut die cavity, the marginal department on die-cut die cavity surface is located relatively to spacing clamp plate, spacing fixed block is fixed in die-cut die cavity surface to contact with the both sides that spacing clamp plate is relative. When the lower die is installed, the limiting fixed block positioned on one side of the blowing hole of the die cavity is detached, after the lower die is pushed, the limiting fixed block is screwed up again, so that the installation of the lower die can be completed, and the same principle is adopted when the lower die is detached.
Further, the upper die holder is provided with an upper die fixing assembly, and the upper die fixing assembly and the lower die fixing assembly are identical in structure and are used for fixing an upper die. The installation or replacement method of the upper die is the same as that of the lower die, and the upper die is installed and removed by adopting a drawer type push-pull method.
Furthermore, the upper die and the lower die are calibrated through a punching die standard module before die filling, and the punching die standard module is a preset module suitable for an upper die fixing assembly and a lower die fixing assembly. The punching die standard block is a module designed in advance according to the upper die and lower die fixing assemblies, when different upper and lower dies are replaced, only the punching die standard block is required to be calibrated, and the position of a fixing piece or the size of the upper and lower dies does not need to be adjusted repeatedly, so that the functions of quick assembly and quick replacement are realized, and the time for realigning the upper and lower dies is saved.
Further, the upper die further comprises a die spring, a plurality of alignment pins, an equal-height limiting bushing and a rubber cushion, wherein the die spring, the alignment pins and the equal-height limiting bushing are all positioned in the upper die, the rubber cushion is sleeved on the alignment pins and positioned between the fixing plate and the stamping plate, and the alignment pins are in an asymmetric design; the lower die is provided with an alignment hole matched with the alignment pin. The equal-height limiting bushing enables the stamping plate to be installed in parallel, ensures that the cutter is punched vertically in the stamping process, and the die spring is matched with the rubber pad to avoid hard collision in the punching process, reduce noise, protect products and prolong the service life of the cutter.
Compared with the prior art, the invention has the beneficial effects that:
1. after the punching die is completed, scraps can enter the punching die cavity through the air circuit board of the lower die, and the scraps in the punching die cavity can be automatically discharged into an external collecting box by a scraps removing assembly, so that automatic collection of the scraps is realized, manual cleaning is not needed, the punching efficiency is improved, and the influence of the punching quality on the scraps is avoided.
2. According to the punching die disclosed by the invention, the upper die and the lower die are fixedly arranged on the die holder in a drawer push-pull mode, so that the disassembling and installing processes are simpler when the upper die and the lower die are replaced, the limiting fixed block on one side is only required to be disassembled, the limiting fixed block is screwed down after the upper die or the lower die is pushed, the upper die or the lower die can be installed without disassembling a whole set of die, and time and labor are saved.
3. The alignment pin of the upper die adopts an asymmetric design to have fool-proof effect, so that the product and the cutter are conveniently replaced and protected, and the problem that scraps adhere to the die can be effectively avoided due to the bamboo joint type air pipe design of the scrap blowing device.
Drawings
Fig. 1 is a schematic overall structure of an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of an upper die and a lower die according to an embodiment of the present invention.
Fig. 3 is a top view of a gas panel according to an embodiment of the present invention.
Fig. 4 is a schematic diagram of the front structure of a die-cut cavity according to an embodiment of the present invention.
Fig. 5 is a schematic view of the back side structure of a die-cut cavity according to an embodiment of the present invention.
Fig. 6 is a schematic structural diagram of a lower die fixing assembly according to an embodiment of the invention.
Fig. 7 is a schematic structural view of a stamping plate according to an embodiment of the present invention.
Fig. 8 is a schematic structural diagram of a standard punching module according to an embodiment of the present invention.
Reference numerals: 1-an upper die holder; 2-upper die; 21-an upper drawer plate; 22-a fixed plate; 23-stamping plate; 3-lower die; 31-lower drawer plate; 321-an air suction groove; 322-suction holes; 323-blanking hole; 32-gas circuit board; 33-positioning plates; 4-a lower die holder; 5-die cutting the die cavity; 51-a waste collection bin; 52-a cavity blow hole; 53-waste outlet; 54-gas path groove; 541-vent holes; 542-intake passage; 543-blowing holes; 6-chip blowing device; 7-a lower die fixing assembly; 71-a limiting pressing plate; 72-limiting fixed blocks; 8-punching a die standard block.
Detailed Description
The present invention will be described in further detail below with reference to specific embodiments and drawings for the understanding of those skilled in the art.
Referring to fig. 1-8, a preferred embodiment of the present invention is shown.
As shown in fig. 1 and 2, a punching die comprises an upper die holder 1, an upper die 2, a lower die 3 and a lower die holder 4, wherein a cutter is fixed on the upper die 2, the upper die 2 comprises an upper drawer plate 21, a fixed plate 22 and a punching plate 23 which are sequentially fixed from top to bottom, and the upper drawer plate 21 is fixed on the upper die holder 1 in a drawer pushing and pulling manner; the lower die 3 comprises a lower drawer plate 31, an air circuit plate 32 and a positioning plate 33 which are sequentially fixed from bottom to top, a knife avoiding groove and a leakage groove hole are formed in the positioning plate 33, a punching die cavity 5 is fixedly arranged at the lower end of the lower drawer plate 31, the lower drawer plate 31 is fixed in the punching die cavity 5 in a push-pull drawer manner, and the punching die cavity 5 is fixed in the lower die holder 4; the air circuit board 32 is provided with a waste collection component, and the punching die cavity 5 is provided with a waste removal component. According to the invention, the upper die 3 and the lower die 3 are fixedly arranged on the die holder in a drawer push-pull mode, so that the disassembly and the installation processes are simpler when the upper die and the lower die are replaced, a whole set of die is not required to be disassembled, and time and labor are saved; in addition, after the punching is finished, scraps can enter the punching die cavity 5 through the air circuit board 32 of the lower die 3, and the waste material cleaning component in the punching die cavity 5 can automatically discharge the waste material into the external collecting box, so that the automatic collection of the waste material is realized, and manual cleaning is not needed, and the punching efficiency is improved.
As shown in fig. 3, the waste collection assembly includes an air suction groove 321, an air suction hole 322 and a blanking hole 323, which are disposed on the air path plate 32, the air suction groove 321 is a groove formed on the air path plate 32, the air suction hole 322 is disposed at an end portion of the air suction groove 321, and the blanking hole 323 is plural and is respectively disposed around a channel of the air suction groove 321. The air suction hole 322 is used for being connected with an external air supply device, air flows from the air suction hole 322 into the air suction groove 321 and rapidly fills the air suction groove 321, and the waste material which is punched and falls on the air circuit board 32 is blown to the blanking hole 323, so that the transfer of the waste material is realized, and meanwhile, the air circuit board 32 is cleaned, so that the next punching and cleaning are convenient.
As shown in fig. 4, the scrap removal assembly includes a scrap collection bin 51 disposed on the die-cut cavity 5, a cavity blow hole 51, and a scrap outlet 53; the waste collection bin 51 is an inner chute arranged on the surface of the punching die cavity 5; the cavity blow holes 51 and the scrap outlets 53 are located on opposite sides of the die-cut cavity 5, respectively, and are in communication with the scrap collecting receptacle 51, respectively.
As shown in fig. 5, the bottom of the waste collection bin 51 is provided with air channels 54, the air channels 54 penetrate through the punching die cavity 5, the air channels 54 are provided with air holes 541, and the two air channels 54 are oppositely arranged at two sides of the waste outlet 53. The waste collection bin 51 collects the waste in a concentrated manner, and then the external air flow is introduced into the waste collection bin through the air channel 54 in the waste collection bin to blow the waste, and finally the waste is discharged from the waste outlet 53.
The air passage groove 54 is extended in the vertical direction with a plurality of air inlet passages 542, the air inlet passages 542 communicate with the waste collection bin 51 by forming air passages inside the die-cut cavity 5, and a plurality of blow holes 543 are formed, the blow holes 543 being respectively located on both sides of the waste collection bin 51 adjacent to the waste outlet 53, and on the side opposite to the waste outlet 53. The waste collection bin 51 is internally provided with a plurality of gas inlets, the gas channel 54 firstly blows up waste scraps at the bottom of the waste collection bin 51, adhesion of the waste scraps to the bottom of the waste collection bin 51 is avoided, then the waste scraps are blown to the middle part of the waste collection bin 51 through the blowing openings 543 positioned at two sides of the waste outlet 53, and finally, the waste scraps are blown to the waste outlet 53 through the blowing openings 543 opposite to the waste outlet 53, so that automatic collection of the waste scraps is realized.
As shown in fig. 1, the lower die holder 4 is further provided with a chip blowing device 6, the chip blowing device 6 comprises an air pipe and an air pump, and the air pipe is of a bamboo joint pipe type structure. The chip blowing device 6 can be provided with a plurality of air channels for respectively providing ventilation for the air channel plate 32 and the punching die cavity 5, and the air pipes are arranged in a bamboo joint shape, so that the problem of sticking the die to the chip after punching can be effectively avoided.
As shown in fig. 6, the die-cutting die cavity 5 is provided with a lower die fixing assembly 7, the lower die fixing assembly 7 comprises two limiting pressing plates 71 and limiting fixing blocks 72, the limiting pressing plates 71 are positioned on one surface of the die-cutting die cavity 5, which is provided with the waste collection bin 51, the limiting pressing plates 71 are oppositely arranged at the edge of the surface of the die-cutting die cavity 5, and the limiting fixing blocks 72 are fixed on the surface of the die-cutting die cavity 5 and are contacted with two opposite sides of the limiting pressing plates 71. When the lower die 3 is installed, the limiting fixed block 72 positioned on one side of the die cavity air blowing hole 52 is detached, after the lower die 3 is pushed in, the limiting fixed block 72 is screwed up again, and therefore the lower die 3 can be installed, and the same principle is adopted when the lower die is detached.
The upper die holder 1 is provided with an upper die fixing assembly, and the upper die fixing assembly and the lower die fixing assembly 7 have the same structure and are used for fixing the upper die 2. The upper die 2 is installed or replaced by a drawer type push-pull method, as is the lower die 3.
As shown in fig. 7, the upper die 2 is a convex point cutter die, the lower die 3 is a groove lower cutter die, the periphery of the lower die is provided with PCM jointed board positioning pins with the diameter of 2mm, and limit points are arranged on the periphery of the punched PCM jointed board, so that the product position is prevented from running after the PCM jointed board is punched and cut into the PCM jointed board, and the automatic punching and material taking and discharging operation is facilitated.
As shown in fig. 8, the upper die 2 and the lower die 3 are calibrated by a punching die standard block 8 before die filling, and the punching die standard block 8 is a preset module suitable for the upper die fixing assembly 7 and the lower die fixing assembly. The punching die standard block 8 is a module designed according to the fixing components of the upper die 3 and the lower die 3 in advance, when different upper and lower dies 3 are replaced, only the punching die standard block is needed to be calibrated, and the position of a fixing piece or the size of the upper and lower dies 3 are not needed to be adjusted repeatedly, so that the functions of quick assembly and quick replacement are realized, and the time for realigning the upper and lower dies 3 is saved. Wherein, the material of upper mould 2, lower mould 3 and die-cut mould standard block 8 is SKD11 wear-resisting material.
The upper die 2 further comprises a die spring, a plurality of alignment pins, an equal-height limiting bushing and a rubber cushion, wherein the die spring, the alignment pins and the equal-height limiting bushing are all positioned in the upper die 2, the rubber cushion is sleeved on the alignment pins and positioned between the fixed plate 22 and the stamping plate 23, and the alignment pins are in asymmetric design; the lower die 3 is provided with an alignment hole matched with the alignment pin. The equal-height limiting bushing enables the stamping plate 23 to be installed in parallel, ensures that the cutter is punched vertically in the stamping process, and the die spring is matched with the rubber pad to avoid hard collision in the punching process, reduce noise, protect products and prolong the service life of the cutter.
The working principle of the invention is as follows: after the PCM plate to be punched is placed in the lower die 3, the upper die 2 performs pressing punching operation, the PCM plate is cut by a cutter, after one-time punching is completed, the waste chips fall onto the air path plate 32 from the leakage slot hole on the positioning plate 33, at the moment, the air suction hole 322 on the air path plate 32 is inflated by the chip blowing device 6, so that air is quickly filled into the air suction slot 321 to form a certain air pressure, the waste chips falling onto the air path plate 32 are blown into the blanking hole 323, the waste chips are transferred into the waste collecting bin 51 in the punching die cavity 5, the waste chips in the waste collecting bin 51 are increased along with the repeated punching, at the moment, the air blowing device 6 inflates the air vent 541 on the punching die cavity 5, the air is quickly filled into the air path slot 54 and enters the waste collecting bin 51 through the air path slot 54, the waste chips in the waste collecting bin 51 are blown out from the inner side of the waste collecting bin 51 along with the air passage, and the waste chips are automatically blown out of the waste collecting bin 53, and the waste chips are automatically discharged from the waste collecting bin 53.
While the invention has been described in conjunction with the specific embodiments above, it is evident that many alternatives, modifications and variations will be apparent to those skilled in the art in light of the foregoing description. Accordingly, all such alternatives, modifications, and variations are included within the spirit and scope of the following claims.
Claims (8)
1. The punching die comprises an upper die holder, an upper die, a lower die and a lower die holder, wherein a cutter is fixed on the upper die; the lower die comprises a lower drawer plate, an air circuit plate and a positioning plate which are sequentially fixed from bottom to top, wherein a punching die cavity is fixedly arranged at the lower end of the lower drawer plate, the lower drawer plate is fixed in the punching die cavity in a push-pull drawer mode, and the punching die cavity is fixed in the lower die base; the gas circuit board is provided with a waste collection assembly, and the punching die cavity is provided with a waste removal assembly;
the waste collection assembly comprises an air suction groove, air suction holes and blanking holes, wherein the air suction groove, the air suction holes and the blanking holes are arranged on the air circuit board, the air suction groove is a groove formed in the air circuit board, the air suction holes are formed in the end part of the air suction groove, and the blanking holes are multiple and are respectively positioned around a groove path of the air suction groove;
the waste material removing assembly comprises a waste material collecting bin, a die cavity air blowing hole and a waste material outlet, wherein the waste material collecting bin, the die cavity air blowing hole and the waste material outlet are arranged on the die cutting die cavity; the waste collection bin is an inner chute arranged on the surface of the punching die cavity; the die cavity air blowing hole and the waste outlet are respectively positioned on two opposite sides of the die-cut die cavity and are respectively communicated with the waste collection bin.
2. The die set forth in claim 1 wherein said waste collection bin bottom is provided with air channels extending through said die cavity, said air channels being provided with vent holes, said air channels being two and being oppositely disposed on either side of said waste outlet.
3. A die as claimed in claim 2, wherein the air passage grooves extend in a vertical direction with a plurality of air inlet passages communicating with the scrap collecting receptacle by forming air passages in the die cavity interior and forming a plurality of blow holes respectively provided on both sides of the scrap collecting receptacle adjacent to the scrap outlet and on the side opposite to the scrap outlet.
4. A die according to any one of claims 1 to 3, wherein the lower die holder is further provided with a chip blowing device comprising an air tube and an air pump, the air tube being of a "bamboo joint tube" configuration.
5. The die-cutting die according to claim 1, wherein the die-cutting die cavity is provided with a lower die fixing assembly, the lower die fixing assembly comprises two limiting pressing plates and limiting fixing blocks, the limiting pressing plates are positioned on one surface of the die-cutting die cavity, which is provided with the garbage collection bin, the limiting pressing plates are oppositely arranged at the edge of the surface of the die-cutting die cavity, and the limiting fixing blocks are fixed on the surface of the die-cutting die cavity and are contacted with two opposite sides of the limiting pressing plates.
6. The die set as claimed in claim 1, wherein the upper die holder is provided with an upper die fixing member having the same structure as the lower die fixing member for fixing the upper die.
7. A die-cutting die according to claim 5 or 6, wherein the upper die and the lower die are calibrated by die-cutting die standard blocks, which are preset blocks for adapting to the upper die fixing assembly and the lower die fixing assembly, before die-filling.
8. The die-cutting die according to claim 1, wherein the upper die further comprises a die spring, a plurality of alignment pins, an equal-height limiting bushing and a rubber cushion, wherein the die spring, the alignment pins and the equal-height limiting bushing are all positioned in the upper die, the rubber cushion is sleeved on the alignment pins and positioned between the fixing plate and the stamping plate, and the alignment pins are of an asymmetric design; the lower die is provided with an alignment hole matched with the alignment pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911234520.8A CN110788931B (en) | 2019-12-05 | 2019-12-05 | Punching die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911234520.8A CN110788931B (en) | 2019-12-05 | 2019-12-05 | Punching die |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110788931A CN110788931A (en) | 2020-02-14 |
| CN110788931B true CN110788931B (en) | 2023-10-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911234520.8A Active CN110788931B (en) | 2019-12-05 | 2019-12-05 | Punching die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110788931B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006110710A (en) * | 2004-09-15 | 2006-04-27 | Takahashi Keisei:Kk | Die |
| CN2866049Y (en) * | 2005-12-30 | 2007-02-07 | 珠海元盛电子科技有限公司 | Drawer type die |
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| CN211053887U (en) * | 2019-12-05 | 2020-07-21 | 惠州市华阳多媒体电子有限公司 | Punching die |
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| JP2006110710A (en) * | 2004-09-15 | 2006-04-27 | Takahashi Keisei:Kk | Die |
| CN2866049Y (en) * | 2005-12-30 | 2007-02-07 | 珠海元盛电子科技有限公司 | Drawer type die |
| CN201783998U (en) * | 2010-05-10 | 2011-04-06 | 苏州工业园区东晟模具有限公司 | Drawer-type stamping die |
| CN204602967U (en) * | 2015-02-10 | 2015-09-02 | 苏州汇程精密模具有限公司 | A kind of die cutting die |
| CN105058504A (en) * | 2015-08-05 | 2015-11-18 | 领胜电子科技（成都）有限公司 | Automatic waste discharge die-cutting machine |
| CN107053314A (en) * | 2017-06-09 | 2017-08-18 | 北塘区军之印纸品加工厂 | A kind of paper product processing cutting machine with self-cleaning function |
| CN208410076U (en) * | 2018-06-22 | 2019-01-22 | 昆山市艾菲克净化技术有限公司 | A kind of Full-automatic filter cotton bicker |
| CN211053887U (en) * | 2019-12-05 | 2020-07-21 | 惠州市华阳多媒体电子有限公司 | Punching die |
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