CN107984632A - A kind of die-cutting apparatus for mobile phone heat dissipation graphite flake - Google Patents
A kind of die-cutting apparatus for mobile phone heat dissipation graphite flake Download PDFInfo
- Publication number
- CN107984632A CN107984632A CN201610947055.2A CN201610947055A CN107984632A CN 107984632 A CN107984632 A CN 107984632A CN 201610947055 A CN201610947055 A CN 201610947055A CN 107984632 A CN107984632 A CN 107984632A
- Authority
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- China
- Prior art keywords
- die
- graphite flake
- cutting
- adhesive tape
- faced adhesive
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000005520 cutting process Methods 0.000 title claims abstract description 99
- 229910002804 graphite Inorganic materials 0.000 title claims abstract description 84
- 239000010439 graphite Substances 0.000 title claims abstract description 84
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 83
- 230000017525 heat dissipation Effects 0.000 title claims abstract description 22
- 239000002390 adhesive tape Substances 0.000 claims abstract description 64
- 239000003292 glue Substances 0.000 claims abstract description 58
- 239000002699 waste material Substances 0.000 claims abstract description 49
- 239000000463 material Substances 0.000 claims abstract description 25
- 238000010030 laminating Methods 0.000 claims 1
- 238000013467 fragmentation Methods 0.000 abstract description 4
- 238000006062 fragmentation reaction Methods 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 239000012528 membrane Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000007306 turnover Effects 0.000 description 2
- XTKDAFGWCDAMPY-UHFFFAOYSA-N azaperone Chemical compound C1=CC(F)=CC=C1C(=O)CCCN1CCN(C=2N=CC=CC=2)CC1 XTKDAFGWCDAMPY-UHFFFAOYSA-N 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007770 graphite material Substances 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D1/00—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor
- B28D1/22—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by cutting, e.g. incising
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D7/00—Accessories specially adapted for use with machines or devices of the preceding groups
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D7/00—Accessories specially adapted for use with machines or devices of the preceding groups
- B28D7/02—Accessories specially adapted for use with machines or devices of the preceding groups for removing or laying dust, e.g. by spraying liquids; for cooling work
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D7/00—Accessories specially adapted for use with machines or devices of the preceding groups
- B28D7/04—Accessories specially adapted for use with machines or devices of the preceding groups for supporting or holding work or conveying or discharging work
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Carbon And Carbon Compounds (AREA)
Abstract
The present invention relates to a kind of die-cutting apparatus for mobile phone heat dissipation graphite flake, the device includes the first die cutting unit set gradually along material strip moving direction, first waste discharge unit, double faced adhesive tape is bonded unit, second die cutting unit, one side glue separative element and the 3rd die cutting unit, it is fitted in the shape by die-cutting in the first die cutting unit of the graphite flake in one side glue, after the first waste discharge unit exhausts the outline border waste material of graphite flake, it is bonded in double faced adhesive tape in unit and is bonded the double faced adhesive tape with release film with graphite flake, and the position punch in the second die cutting unit, after one side glue separative element exhausts one side glue, double faced adhesive tape is punched out by the 3rd die cutting unit.Compared with prior art, the present invention realizes the shape by die-cutting of graphite flake first using one side glue as material strip carrier, afterwards again using release film to be used as material strip carrier, realize the shape by die-cutting of double faced adhesive tape, greatly reduce the fragmentation rate and difficulty of processing of graphite flake, improve the quality and production efficiency of finished product.
Description
Technical field
The invention belongs to mobile phone technical field of heat dissipation, is related to a kind of die-cutting apparatus for mobile phone heat dissipation graphite flake.
Background technology
Mobile phone as common communication apparatus in people's daily life, with the multiple advantage such as its portability, recreational by
Gradually become the essential instrument of people.Mobile phone passes through after much time using, its temperature can rise, and it is hot mobile phone occur
Phenomenon.Common mobile phone radiating mode is that stickup heat-conducting silicone grease or heat dissipation membrane, heat dissipation membrane are generally graphite on mobile phone
Composite construction of piece, copper sheet or graphite flake and copper sheet etc..When using graphite flake as heat dissipation membrane when, need to by graphite flake with it is two-sided
After sticker is combined, mobile phone heat dissipation region is pasted on.Wherein, the thickness of graphite flake is generally 0.05mm, is affixed with graphite flake
The thickness of the double faced adhesive tape of conjunction is generally 0.1mm, and double faced adhesive tape wide 1mm more unilateral than graphite flake, double faced adhesive tape is covered graphite flake completely,
And bound edge is carried out to graphite flake.However, since graphite material is more crisp, easy fragmentation, if respectively rushing graphite flake and double faced adhesive tape
It is bonded again after cutting, not only be easy to cause graphite flake fragmentation rate height, but also be difficult to the graphite flake and double faced adhesive tape after cross cutting
Accurate fitting, accomplishes double faced adhesive tape wide 1mm more unilateral than graphite flake completely；If being first bonded graphite flake with double faced adhesive tape, then rush in two steps
Cut, i.e., be first punched graphite flake periphery, be punched the double faced adhesive tape of graphite flake lower floor after the outline border waste material of graphite flake is exhausted again, then can be because
Two-sided adhesiveness is excessive, and tension is bonded between graphite flake, causes the outline border waste material of graphite flake firmly to be clung by double faced adhesive tape and difficult
To exhaust, thus this method feasibility is low.
The content of the invention
It is an object of the present invention to overcome the above-mentioned drawbacks of the prior art and provide a kind of high precision machining and
The die-cutting apparatus for being used for mobile phone heat dissipation graphite flake of good product quality.
The purpose of the present invention can be achieved through the following technical solutions：
A kind of die-cutting apparatus for mobile phone heat dissipation graphite flake, the device include the set gradually along material strip moving direction
One die cutting unit, the first waste discharge unit, double faced adhesive tape fitting unit, the second die cutting unit, one side glue separative element and the 3rd mould
Cut unit, is fitted in the shape by die-cutting in the first die cutting unit of the graphite flake in one side glue, and graphite is exhausted through the first waste discharge unit
After the outline border waste material of piece, it is bonded in double faced adhesive tape in unit and is bonded the double faced adhesive tape with release film with graphite flake, and second
Position punch in die cutting unit, after one side glue separative element exhausts one side glue, rushes double faced adhesive tape by the 3rd die cutting unit
Cut.
First die cutting unit includes the first upper mold seat and the first die holder being adapted with the first upper mold seat, institute
The lower surface for the first upper mold seat stated is equipped with the first cutting die.
First cutting die includes the first die-cutting rule for being arranged on the first upper mold seat lower surface and the punching of the first location hole
Pin.First die-cutting rule is consistent with the graphite flake appearance and size in finished product, and the first die-cutting rule only cuts off graphite flake, without
The one side glue to fit with graphite flake can be punched.First location hole red needle cuts through one side glue, to be punched into one side glue
A positioning hole.
First cutting die further includes the first fool proof hole red needle for being arranged on the first upper mold seat lower surface.First fool proof
Hole red needle cuts through one side glue, and to be punched into the first fool proof hole in one side glue, which can play foolproof function,
It is used for the correct direction of the completed blanking process of tag stock band and material strip, prevents operation error.
The first waste discharge unit includes the first waste discharge roller and the first waste discharge roller being sequentially connected with the first waste discharge roller
Drive motor.First waste discharge roll drive motor drives the first waste discharge roller to rotate, and the outline border waste material of graphite flake is rolled, realizes stone
The waste discharge of ink sheet outline border waste material.
The double faced adhesive tape fitting unit includes double faced adhesive tape feeding roller and is sequentially connected with double faced adhesive tape feeding roller two-sided
Glue feeding roll drive motor.Double faced adhesive tape with release film is around being located on double faced adhesive tape feeding roller, double faced adhesive tape feeding roll drive motor band
Dynamic double faced adhesive tape feeding roller rotates, and the double faced adhesive tape with release film is continuously bonded with the graphite flake on material strip.
Second die cutting unit includes the second upper mold seat and the second die holder being adapted with the second upper mold seat, institute
The lower surface for the second upper mold seat stated is equipped with the first sets of holes pin and the second location hole red needle.First sets of holes pin is passed through in one side glue
The first location hole, one side glue material strip is accurately positioned, while the second location hole red needle cuts through release film, with release
The second location hole is punched on film.
As preferable technical solution, the lower surface of second upper mold seat is additionally provided with the second fool proof hole red needle, this
Two fool proof hole red needles cut through release film, to be punched into the second fool proof hole on release film.
The one side glue separative element includes one side glue separate roller and the single side being sequentially connected with one side glue separate roller
Glue separates roll drive motor.One side glue separation roll drive motor drives one side glue separate roller to rotate, by the one side glue in material strip
Roll, one side glue is separated with material strip, exhausts one side glue.
3rd die cutting unit includes the 3rd upper mold seat and the 3rd die holder being adapted with the 3rd upper mold seat, institute
The lower surface for the 3rd upper mold seat stated is equipped with the second cutting die.
Second cutting die includes the second die-cutting rule and the second sets of holes pin for being arranged on the 3rd upper mold seat lower surface.Institute
The second die-cutting rule stated is consistent with the double faced adhesive tape appearance and size in finished product, and the second die-cutting rule only cuts off double faced adhesive tape, without rushing
Cut the release film to fit with double faced adhesive tape.Second sets of holes pin carries out release film material strip through the second location hole on release film
It is accurately positioned.
As preferable technical solution, the device further includes the second waste discharge unit, which includes the
Two waste discharge rollers and the second waste discharge roll drive motor being sequentially connected with the second waste discharge roller.Second waste discharge roll drive motor drives the
Two waste discharge rollers rotate, and the outline border waste material of double faced adhesive tape is rolled, realizes the waste discharge of double faced adhesive tape outline border waste material.
The present apparatus is in practical application, the lower surface of graphite flake is fitted with one side glue, the material strip after fitting is first
In die cutting unit, the shape by die-cutting of graphite flake is realized, while the first location hole is punched into one side glue；The outline border of graphite flake gives up
Material is rolled by the first waste discharge roller in the first waste discharge unit, realizes the waste discharge of graphite flake outline border waste material；Pass through double faced adhesive tape afterwards
Unit is closed to be bonded the double faced adhesive tape with release film with the upper surface of graphite flake；In the second die cutting unit, the first sets of holes pin
Positioned through the first location hole in one side glue, while the second location hole red needle is punched into the second positioning on release film
Hole；In one side glue separative element, the one side glue of graphite flake lower surface is exhausted so that material strip is only left graphite flake and is fitted in
The double faced adhesive tape with release film of graphite flake upper surface；Afterwards by material strip turn-over, graphite flake is set to be located at the superiors, release film is positioned at most
Lower floor, centre is double faced adhesive tape；Shape by die-cutting is carried out to double faced adhesive tape in the 3rd die cutting unit, realizes the graphite flake with double faced adhesive tape
Processing.
Compared with prior art, the invention has the characteristics that：
1) first using one side glue as material strip carrier, realize the shape by die-cutting of graphite flake, afterwards again using release film as be used as expect
Band carrier, realizes the shape by die-cutting of double faced adhesive tape, in process, graphite flake is protected by material strip carrier all the time, is dropped significantly
The low fragmentation rate of graphite flake, simultaneously because weak sticky one side glue is easy to separate with graphite flake, reduces the difficulty of processing, because
And improve the quality of finished product；
2) coordinated by sets of holes pin twice and location hole so that material strip can be accurately positioned in each die cutting unit, carry
The high precision of processing, and then improve the quality of finished product；
3) it can realize continuous production, improve production efficiency.
Brief description of the drawings
Fig. 1 is the overall structure diagram of the present invention；
Fig. 2 be the present invention in one side glue be bonded with graphite flake after material-strap structure schematic diagram；
Fig. 3 is the present invention looks up structural representation of the first upper mold seat in the present invention；
Fig. 4 be the present invention in the double faced adhesive tape with release film be bonded with graphite flake after material-strap structure schematic diagram；
Fig. 5 is the present invention looks up structural representation of the second upper mold seat in the present invention；
Fig. 6 is the present invention looks up structural representation of the 3rd upper mold seat in the present invention；
Fig. 7 is the structure diagram of finished product material band in the present invention；
Fig. 8 is the structure diagram of the graphite flake finished product with double faced adhesive tape in the present invention；
Description of symbols in figure：
1-one side glue, 2-graphite flake, 3-release film, 4-double faced adhesive tape, the 5-the first upper mold seat, the 6-the first die holder,
7-the first die-cutting rule, the 8-the first location hole red needle, the 9-the first fool proof hole red needle, the 10-the first waste discharge roller, 11-double faced adhesive tape are sent
Expect roller, the 12-the second upper mold seat, the 13-the second die holder, the 14-the first sets of holes pin, the 15-the second location hole red needle, 16-single side
Glue separate roller, the 17-the three upper mold seat, the 18-the three die holder, the 19-the second die-cutting rule, the 20-the second sets of holes pin.
Embodiment
The present invention is described in detail with specific embodiment below in conjunction with the accompanying drawings.The present embodiment is with technical solution of the present invention
Premised on implemented, give detailed embodiment and specific operating process, but protection scope of the present invention is not limited to
Following embodiments.
Embodiment：
A kind of die-cutting apparatus for mobile phone heat dissipation graphite flake as shown in Figure 1, the device are included along material strip moving direction
The first die cutting unit, the first waste discharge unit, double faced adhesive tape fitting unit, the second die cutting unit, the one side glue set gradually separates single
Member and the 3rd die cutting unit, are fitted in the shape by die-cutting in the first die cutting unit of the graphite flake 2 in one side glue 1, through first row
After useless unit exhausts the outline border waste material of graphite flake 2, it is bonded the double faced adhesive tape 4 with release film 3 and graphite flake 2 in double faced adhesive tape in unit
It is bonded, and the position punch in the second die cutting unit, after one side glue separative element exhausts one side glue 1, by the 3rd cross cutting
Unit is punched out double faced adhesive tape 4.
Wherein, the first die cutting unit includes the first upper mold seat 5 and the first die holder 6 being adapted with the first upper mold seat 5,
As shown in figure 3, the lower surface of the first upper mold seat 5 is equipped with the first cutting die, the first cutting die includes being arranged on 5 lower surface of the first upper mold seat
The first die-cutting rule 7 and the first location hole red needle 8.First cutting die, which further includes, is arranged on the first of 5 lower surface of the first upper mold seat
Fool proof hole red needle 9.
The first waste discharge roller that first waste discharge unit includes the first waste discharge roller 10 and is sequentially connected with the first waste discharge roller 10 drives
Dynamic motor.
Double faced adhesive tape fitting unit includes double faced adhesive tape feeding roller 11 and the double faced adhesive tape being sequentially connected with double faced adhesive tape feeding roller 11
Feeding roll drive motor.
Second die cutting unit includes the second upper mold seat 12 and the second die holder 13 being adapted with the second upper mold seat 12, such as
Shown in Fig. 5, the lower surface of the second upper mold seat 12 is equipped with the first sets of holes pin 14 and the second location hole red needle 15.
One side glue separative element includes one side glue separate roller 16 and the one side glue being sequentially connected with one side glue separate roller 16
Separate roll drive motor.
3rd die cutting unit includes the 3rd upper mold seat 17 and the 3rd die holder 18 being adapted with the 3rd upper mold seat 17, such as
Shown in Fig. 6, the lower surface of the 3rd upper mold seat 17 is equipped with the second cutting die.Second cutting die includes being arranged on 17 lower surface of the 3rd upper mold seat
The second die-cutting rule 19 and the second sets of holes pin 20.
Die-cutting apparatus is bonded in practical application, as shown in Fig. 2, the lower surface of graphite flake 2 and one side glue 1 are fitted
Material strip afterwards realizes the shape by die-cutting of graphite flake 2, while the first positioning is punched into one side glue 1 in the first die cutting unit
Hole；The outline border waste material of graphite flake 2 is rolled in the first waste discharge unit by the first waste discharge roller 10, realizes 2 outline border waste material of graphite flake
Waste discharge；Unit is bonded by double faced adhesive tape to be bonded the double faced adhesive tape 4 with release film 3 with the upper surface of graphite flake 2, be bonded afterwards
Material strip afterwards is as shown in Figure 4；In the second die cutting unit, the first sets of holes pin 14 is carried out through the first location hole in one side glue 1
Positioning, while the second location hole red needle 15 is punched into the second location hole on release film 3；In one side glue separative element, exhaust
The one side glue 1 of 2 lower surface of graphite flake so that the only remaining graphite flake 2 of material strip and the band release film for being fitted in 2 upper surface of graphite flake
3 double faced adhesive tape 4；Afterwards by material strip turn-over, graphite flake 2 is set to be located at the superiors, release film 3 is located at orlop, and centre is double faced adhesive tape
4；Shape by die-cutting is carried out to double faced adhesive tape 4 in the 3rd die cutting unit, the finished product material band after cross cutting is as shown in fig. 7, and then realize band
The processing of the graphite flake 2 of double faced adhesive tape 4, wherein, 2 finished product of graphite flake with double faced adhesive tape 4 is as shown in Figure 8.
The above-mentioned description to embodiment is understood that for ease of those skilled in the art and using invention.
Person skilled in the art obviously easily can make these embodiments various modifications, and described herein general
Principle is applied in other embodiment without by performing creative labour.Therefore, the invention is not restricted to above-described embodiment, ability
Field technique personnel disclose according to the present invention, do not depart from improvement that scope made and modification all should be the present invention's
Within protection domain.
Claims (10)
1. it is a kind of for mobile phone heat dissipation graphite flake die-cutting apparatus, it is characterised in that the device include along material strip moving direction according to
First die cutting unit of secondary setting, the first waste discharge unit, double faced adhesive tape fitting unit, the second die cutting unit, one side glue separative element
And the 3rd die cutting unit, the shape by die-cutting in the first die cutting unit of the graphite flake (2) in one side glue (1) is fitted in, through first
After waste discharge unit exhausts the outline border waste material of graphite flake (2), double faced adhesive tape (4) that will be with release film (3) in unit is bonded in double faced adhesive tape
It is bonded with graphite flake (2), and the position punch in the second die cutting unit, exhaust one side glue (1) through one side glue separative element
Afterwards, double faced adhesive tape (4) is punched out by the 3rd die cutting unit.
2. a kind of die-cutting apparatus for mobile phone heat dissipation graphite flake according to claim 1, it is characterised in that described the
One die cutting unit includes the first upper mold seat (5) and the first die holder (6) for being adapted with the first upper mold seat (5), and described the
The lower surface of one upper mold seat (5) is equipped with the first cutting die.
3. a kind of die-cutting apparatus for mobile phone heat dissipation graphite flake according to claim 2, it is characterised in that described the
One cutting die includes the first die-cutting rule (7) and the first location hole red needle (8) for being arranged on the first upper mold seat (5) lower surface.
4. a kind of die-cutting apparatus for mobile phone heat dissipation graphite flake according to claim 3, it is characterised in that described the
One cutting die further includes the first fool proof hole red needle (9) for being arranged on the first upper mold seat (5) lower surface.
5. a kind of die-cutting apparatus for mobile phone heat dissipation graphite flake according to claim 1, it is characterised in that described the
One waste discharge unit includes the first waste discharge roller (10) and the first waste discharge roll drive motor being sequentially connected with the first waste discharge roller (10).
6. a kind of die-cutting apparatus for mobile phone heat dissipation graphite flake according to claim 1, it is characterised in that described is double
Face glue laminating unit includes double faced adhesive tape feeding roller (11) and the double faced adhesive tape feeding roller being sequentially connected with double faced adhesive tape feeding roller (11)
Drive motor.
7. a kind of die-cutting apparatus for mobile phone heat dissipation graphite flake according to claim 1, it is characterised in that described the
Two die cutting units include the second upper mold seat (12) and the second die holder (13) being adapted with the second upper mold seat (12), described
The lower surface of second upper mold seat (12) is equipped with the first sets of holes pin (14) and the second location hole red needle (15).
A kind of 8. die-cutting apparatus for mobile phone heat dissipation graphite flake according to claim 1, it is characterised in that the list
Face glue separative element includes one side glue separate roller (16) and the one side glue separate roller being sequentially connected with one side glue separate roller (16)
Drive motor.
9. a kind of die-cutting apparatus for mobile phone heat dissipation graphite flake according to claim 1, it is characterised in that described the
Three die cutting units include the 3rd upper mold seat (17) and the 3rd die holder (18) being adapted with the 3rd upper mold seat (17), described
The lower surface of 3rd upper mold seat (17) is equipped with the second cutting die.
10. a kind of die-cutting apparatus for mobile phone heat dissipation graphite flake according to claim 1, it is characterised in that described
Second cutting die includes the second die-cutting rule (19) and the second sets of holes pin (20) for being arranged on the 3rd upper mold seat (17) lower surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610947055.2A CN107984632B (en) | 2016-10-26 | Die cutting device for mobile phone heat dissipation graphite sheet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610947055.2A CN107984632B (en) | 2016-10-26 | Die cutting device for mobile phone heat dissipation graphite sheet |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107984632A true CN107984632A (en) | 2018-05-04 |
| CN107984632B CN107984632B (en) | 2024-07-02 |
Family
ID=
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| CN111251369A (en) * | 2020-01-17 | 2020-06-09 | 深圳垒石热管理技术有限公司 | Method for improving layering of graphite film die-cut finished product |
| CN111960409A (en) * | 2020-07-28 | 2020-11-20 | 苏州世沃电子科技有限公司 | Novel processing method for solving problem of graphite wrinkles |
| CN112571504A (en) * | 2019-09-29 | 2021-03-30 | 昊佰电子科技（上海）有限公司 | Method for processing small skip edge of double-sided adhesive tape product |
| CN113146739A (en) * | 2021-03-12 | 2021-07-23 | 深圳市领略数控设备有限公司 | Graphite product sleeve cutting process |
| CN113319930A (en) * | 2020-02-28 | 2021-08-31 | 昊佰电子科技（上海）有限公司 | Die cutting piece processing system with stopping device |
| CN114701012A (en) * | 2022-05-10 | 2022-07-05 | 东莞六淳智能科技股份有限公司 | Asynchronous processing technology of graphene sponge |
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