CN104400917A - Graphite sheet cutting process and graphite sheet adapting to process - Google Patents
Graphite sheet cutting process and graphite sheet adapting to process Download PDFInfo
- Publication number
- CN104400917A CN104400917A CN201410610033.8A CN201410610033A CN104400917A CN 104400917 A CN104400917 A CN 104400917A CN 201410610033 A CN201410610033 A CN 201410610033A CN 104400917 A CN104400917 A CN 104400917A
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- CN
- China
- Prior art keywords
- graphite flake
- hobboing cutter
- graphite
- carrier layer
- flake
- 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.)
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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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B9/00—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00
- B32B9/005—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising one layer of ceramic material, e.g. porcelain, ceramic tile
- B32B9/007—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising one layer of ceramic material, e.g. porcelain, ceramic tile comprising carbon, e.g. graphite, composite carbon
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B9/00—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00
- B32B9/04—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising such particular substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2250/00—Layers arrangement
- B32B2250/03—3 layers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/30—Properties of the layers or laminate having particular thermal properties
- B32B2307/302—Conductive
Landscapes
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Carbon And Carbon Compounds (AREA)
Abstract
The invention provides a graphite sheet cutting process. According to the process, a hobbing cutter rotating at a uniform speed is adopted, a graphite sheet is regulated for adapting to the movement of the hobbing cutter, in the relative relationship between the hobbing cutter and the graphite sheet in the traditional process, the conventional concept is changed, and a control object is creatively regulated, so that errors in the production process are reduced, the finished product rate is improved, the production cost is reduced, in addition, the moving mode is changed, the production speed is also greatly improved. The invention also provides the graphite sheet adapting to the process.
Description
Technical field
The present invention relates to field of machining, refer to a kind of cutting technique of graphite flake especially, the invention still further relates to a kind of graphite flake adapting to described technique.
Background technology
Graphite flake is radiating element conventional in electronic equipment, as required, graphite flake almost can be processed into the needs that arbitrary shape carrys out commensurate structure, at present, traditional graphite flake cutting technique all carries out on the cutting machine of graphite flake, cutting machine comprises hobboing cutter and the conveyer belt of coining cutting, and for the inductor of induced edge signal, existing cutting technique, be and at the uniform velocity carry graphite flake by conveyer belt, by the edge of inductor induction graphite flake, then instruction is sent according to the signal sensed, the motion state of adjustment hobboing cutter, and carry out coining cutting, this cutting technique, there are 3 kinds of source of errors, first is the relative potential difference of hobboing cutter when coining, the response time error that second inductor causes graphite flake edge sensed position difference, 3rd, the response time error that different inductors exists, 4th, the error that existing hobboing cutter adjustment mode is brought, i.e. start-stop error, although these have had certain control, but owing to causing the factor of error many, thus the percent defective caused is higher, cause the wasting of resources, the lifting of cost, in addition, in order to adapt to current adjustment control mode, the interval between graphite flake is made to reach 10-30mm, a so large spacing, add the use waste of auxiliary material in technique, also the efficiency of production is just reduced, electrographite sheet is as good Heat Conduction Material, general application is obtained in consumer electronics, but be stranded in not high yields and not high production efficiency, improve the cost of use, also be naturally starved of and carry out adjusting and change to traditional handicraft, enhance productivity, reduce production cost etc.
Summary of the invention
The present invention proposes a kind of cutting technique of graphite flake, decreases source of error, solves percent defective in prior art high, the problem that production efficiency is low.
The invention allows for a kind of graphite flake adapting to described technique, coordinate described technique, reach best production status.
Technical scheme of the present invention is achieved in that a kind of cutting technique of graphite flake, adopt hobboing cutter uniform rotation, graphite flake adjustment is adapted to the motion of hobboing cutter, the primary-slave relation of hobboing cutter and graphite flake to be carried out revolutionary exchanging by described technique, improves the effect of cutting greatly.
Further, the speed adjustment of described graphite flake is completed by transfer roller.
Further, described hobboing cutter is provided with for the induction point of sensed position or by the electric initial point of programming.
Preferably, the cutting technique of described graphite flake, comprises the following steps:
A) hobboing cutter carries out uniform rotation;
B) by comparing the induction point of electrographite sheet induced signal and hobboing cutter or electric initial point, both relative position difference is obtained at every turn;
C) using the difference in step b as adjustment amount, by controller, the speed speed of adjustment graphite flake transfer roller, makes graphite flake keep and the stablizing of relative position of hobboing cutter, makes the cutting position of the peripheral adjustment hobboing cutter of graphite flake.
A kind of graphite flake being applicable to described graphite flake cutting technique, comprise 3-tier architecture, be respectively from top to bottom: graphite linings, chip carrier layer and coiled strip carrier layer, described coiled strip carrier layer is for supporting described graphite linings and described chip carrier layer, described chip carrier layer for supporting described graphite linings, thus solves described graphite linings turns easy fold or breakage in note process problem in technique.
Further, described chip carrier layer is heat-conducting layer, existing supporting role, and also have the effect of heat conduction and heat radiation, described coiled strip carrier layer is transferable plastic layer.
Further, described graphite linings and described chip carrier layer are all spaced in described coiled strip carrier layer, and the width of described chip carrier layer is more than or equal to the width of described graphite linings.
Further, the width of described graphite linings is greater than the width that described hobboing cutter moulding section once cuts.
Further, with described hobboing cutter, described graphite linings interval is each other walking to expect that on direction, circumference is consistent, and 3-10mm longer than the length of described hobboing cutter moulding section, preferably, for saving material, generally get 3-5mm, this unnecessary width has enough processed the cutting skew that the error (the mainly time error etc. of inductor) because this new technique still exists causes, thus ensure that cutting each time all can ensure to complete in the inside of graphite flake, there will not be related error accumulation.
Further, 3-20mm is spaced apart between adjacent described graphite linings, preferably, for saving material, generally get 3-5mm, much smaller than the interval width (20-30mm) of routine, thus the efficiency of transmission can be improved, and then improve whole production cutting efficiency, and by the saving of auxiliary material, reduce production cost.
Beneficial effect of the present invention is: the described graphite flake cutting technique that the present invention proposes, by by the relativeness of hobboing cutter in traditional handicraft and graphite flake, change conventional thought, creationary adjustment control object, thus reduce the error in production, improve yield rate, reduce production cost, further, due to the change of motion mode, also throughput rate is substantially increased.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of graphite flake described in the present invention.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
As shown in Figure 1, a kind of graphite flake, comprise 3-tier architecture, be respectively from top to bottom: graphite linings 1, chip carrier layer 2 and coiled strip carrier layer 3, coiled strip carrier layer 3 for supporting graphite linings 1 and chip carrier layer 2, thus solves graphite linings 1 due to thinner and turn the problem of easy fold or breakage in note process in technique.
Further, chip carrier layer 2 is heat-conducting layer, existing supporting role, and also have the effect of heat conduction and heat radiation, coiled strip carrier layer 3 is transferable plastic layer, convenient transfer and transport etc.
Further, graphite linings 1 and chip carrier layer 2 are all spaced in coiled strip carrier layer 3, and the width of chip carrier layer 2 is more than or equal to the width of graphite linings 1.
Further, the width of graphite linings 1 is greater than the width that hobboing cutter moulding section once cuts.
Further, with hobboing cutter, graphite linings 1 interval is each other walking to expect that on direction, circumference is consistent, and 3-10mm longer than the length of hobboing cutter moulding section, preferably, for saving material, generally get 3-5mm, the cutting skew that the error (time error etc. of main inductor) because this new technique still exists that enough processed this unnecessary width causes, thus ensure that cutting each time all can ensure to complete in the inside of graphite flake, there will not be related error accumulation, dotted line frame in Fig. 1 is cut coverage, the cutting skew that the error (the mainly time error etc. of inductor) because this new technique still exists that enough processed this unnecessary width causes, thus ensure that cutting each time all can ensure to complete in the inside of graphite flake, there will not be related error accumulation.
Further, 3-20mm is spaced apart between graphite linings of being separated by 1, preferably, for saving material, generally get 3-5mm, much smaller than the interval width (20-30mm) of routine, thus the efficiency of transmission can be improved, and then improving whole production cutting efficiency, throughput rate is originally 3m/min, can reach 8m/min after improvement.
The cutting technique of this graphite flake 1, adopts hobboing cutter uniform rotation, graphite flake 1 is adjusted to the motion adapting to hobboing cutter.
Further, the speed adjustment of graphite flake 1 is completed by transfer roller.
Further, hobboing cutter is provided with for the induction point of sensed position or by the electric initial point of programming, as the electric initial point that software calculates.
The primary-slave relation of hobboing cutter and graphite flake 1 to be carried out revolutionary exchanging by technique, serve and many-sidedly improve effect, be embodied in: due to the uniform rotation of hobboing cutter, when cutting in the past, each structure will be cut once according to after induced signal adjustment again, can cause the error between multiple cutting structure, can several structure (such as 5) just be synchronized with the movement now simultaneously, do not need to adjust hobboing cutter, substantially reduce the relative position error between multiple cutting structure; Time due to adjustment graphite flake 1, only need to ensure that hobboing cutter moulding section is within the edge of graphite flake 1, because the relative hobboing cutter moulding section of graphite flake 1 has the surplus of 3-5mm, and graphite flake 1 feeding alignment error is much smaller than 1mm, so guarantee the needs that hobboing cutter cuts.
More concrete, the cutting technique of graphite flake 1, comprises the following steps:
A) hobboing cutter carries out uniform rotation;
B) by comparing the induction point of electrographite sheet 1 induced signal and hobboing cutter or electric initial point, both relative position difference is obtained at every turn;
C) using the difference in step b as adjustment amount, by controller, the speed speed of adjustment graphite flake transfer roller, makes graphite flake keep and the stablizing of relative position of hobboing cutter, makes the cutting position of the peripheral adjustment hobboing cutter of graphite flake.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a cutting technique for graphite flake, is characterized in that: adopt hobboing cutter uniform rotation, graphite flake adjustment is adapted to the motion of hobboing cutter.
2. the cutting technique of graphite flake as described in the appended claim 1, is characterized in that: the speed adjustment of described graphite flake is completed by transfer roller.
3. the cutting technique of graphite flake as stated in claim 2, is characterized in that: described hobboing cutter is provided with for the induction point of sensed position or by the electric initial point of programming.
4. the cutting technique of graphite flake as claimed in claim 3, is characterized in that, comprise the following steps:
A) hobboing cutter carries out uniform rotation;
B) by comparing the induction point of electrographite sheet induced signal and hobboing cutter or electric initial point, both relative position difference is obtained at every turn;
C) using the difference in step b as adjustment amount, by controller, the speed speed of adjustment graphite flake transfer roller, makes graphite flake keep and the stablizing of relative position of hobboing cutter, makes the cutting position of the peripheral adjustment hobboing cutter of graphite flake.
5. be applicable to a graphite flake for arbitrary described graphite flake cutting technique in claim 1-4, it is characterized in that: described graphite flake comprises 3-tier architecture, is respectively from top to bottom: graphite linings, chip carrier layer and coiled strip carrier layer.
6. graphite flake as claimed in claim 5, it is characterized in that: described chip carrier layer is heat-conducting layer, described coiled strip carrier layer is transferable plastic layer.
7. graphite flake as recited in claim 6, is characterized in that: described graphite linings and described chip carrier layer are all spaced in described coiled strip carrier layer, and the width of described chip carrier layer is more than or equal to the width of described graphite linings.
8. graphite flake as recited in claim 7, is characterized in that: the width of described graphite linings is greater than the width that described hobboing cutter moulding section once cuts.
9. graphite flake as claimed in claim 8., is characterized in that: with described hobboing cutter, described graphite linings interval is each other walking to expect that on direction, circumference is consistent, and 3-10mm longer than the length of described hobboing cutter moulding section.
10. graphite flake as claimed in claim 9, is characterized in that: be spaced apart 3-20mm between adjacent described graphite linings.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410610033.8A CN104400917A (en) | 2014-11-04 | 2014-11-04 | Graphite sheet cutting process and graphite sheet adapting to process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410610033.8A CN104400917A (en) | 2014-11-04 | 2014-11-04 | Graphite sheet cutting process and graphite sheet adapting to process |
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| Publication Number | Publication Date |
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| CN104400917A true CN104400917A (en) | 2015-03-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410610033.8A Pending CN104400917A (en) | 2014-11-04 | 2014-11-04 | Graphite sheet cutting process and graphite sheet adapting to process |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106363817A (en) * | 2015-07-23 | 2017-02-01 | 东莞市冬驭碳素科技控股有限公司 | A heat-conducting graphite sheet waste removal device |
| 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 |
| US11726238B2 (en) | 2015-07-24 | 2023-08-15 | 3M Innovative Properties Company | Reflective stack with heat spreading layer |
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