CN107214193A - A kind of ultra-thin thermally conductive sheet and thick product thermally conductive sheet former - Google Patents
A kind of ultra-thin thermally conductive sheet and thick product thermally conductive sheet former Download PDFInfo
- Publication number
- CN107214193A CN107214193A CN201710371390.7A CN201710371390A CN107214193A CN 107214193 A CN107214193 A CN 107214193A CN 201710371390 A CN201710371390 A CN 201710371390A CN 107214193 A CN107214193 A CN 107214193A
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- China
- Prior art keywords
- thermally conductive
- conductive sheet
- roller
- former
- ultra
- 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
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
- B21B1/40—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations for rolling foils which present special problems, e.g. because of thinness
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B15/00—Arrangements for performing additional metal-working operations specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
- B21B15/0007—Cutting or shearing the product
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B27/00—Rolls, roll alloys or roll fabrication; Lubricating, cooling or heating rolls while in use
- B21B27/02—Shape or construction of rolls
- B21B27/021—Rolls for sheets or strips
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B31/00—Rolling stand structures; Mounting, adjusting, or interchanging rolls, roll mountings, or stand frames
- B21B31/16—Adjusting or positioning rolls
- B21B31/20—Adjusting or positioning rolls by moving rolls perpendicularly to roll axis
- B21B31/22—Adjusting or positioning rolls by moving rolls perpendicularly to roll axis mechanically, e.g. by thrust blocks, inserts for removal
- B21B31/24—Adjusting or positioning rolls by moving rolls perpendicularly to roll axis mechanically, e.g. by thrust blocks, inserts for removal by screws
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B39/00—Arrangements for moving, supporting, or positioning work, or controlling its movement, combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
- B21B39/02—Feeding or supporting work; Braking or tensioning arrangements, e.g. threading arrangements
- B21B39/10—Arrangement or installation of feeding rollers in rolling stands
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B45/00—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
- B21B45/004—Heating the product
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B15/00—Arrangements for performing additional metal-working operations specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
- B21B15/0007—Cutting or shearing the product
- B21B2015/0021—Cutting or shearing the product in the rolling direction
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Geometry (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
Abstract
The invention discloses a kind of ultra-thin thermally conductive sheet and thick product thermally conductive sheet former, the former includes the accurate roller calender set gradually, thermally conductive sheet heater, thermally conductive sheet draw-gear and high speed slitting device, the former is additionally provided with thermally conductive sheet diaphragm auxiliary transmission device, the thermally conductive sheet diaphragm auxiliary transmission device includes upper film and aids in roller group and lower film auxiliary roller group, the accurate roller calender includes one group of calendering to roller and the power set for driving the calendering to operate roller, the calendering is provided with Heat Conduction Material feeder trough to the feed side of roller, the servo that the exit side of the stack is provided with for adjusting stack spacing adjusts thick device.The present invention can effectively control thickness, the yields of thermally conductive sheet, meet the cost requirement of company's production and the accurate demand of electronic equipment.
Description
Technical field
The present invention relates to a kind of thermally conductive sheet former, especially for the shaping of ultra-thin thermally conductive sheet and thick product thermally conductive sheet
Equipment.
Background technology
With the development of the development that electronic product is lightening, integrated, especially mobile phone and tablet personal computer, super basis etc.,
Its to the thermally conductive sheet requirement as thermal interfacial material also more and more thinner, increasingly embody the efficiency of heat management, or even require heat conduction
Piece thickness is in below 0.15mm.Correspondingly, the former for producing ultra-thin thermally conductive sheet also becomes the demand of reality.
In addition, thick product thermally conductive sheet production technology commercially has bottleneck, calender currently on the market is due to structure letter
It is single or design unreasonable, it is impossible to very well processing product size error, the problems such as bubble is bad, side end is lost, cause very big waste,
Very big pressure is brought to production cost.Even if in order to select the thicker thermally conductive sheet of oil pressure technique productions reluctantly, but this technique productions
The universal hardness of product is higher, and thermal conductivity factor does not accomplish higher, and complex process and inefficiency do not reach the demand of respective market.
Correspondingly, the former of production thick product thermally conductive sheet also becomes the demand of reality.
Ultra-thin thermally conductive sheet does not require nothing more than thickness of thin, 0.15mm or even below 0.1mm, simultaneously because the requirement of interfacial gap,
Its precision to shaping also has strict requirements.
8mm even more highs are arrived in the calendering production of thick product thermally conductive sheet, product thickness are not required nothing more than uniform in tolerance scope
Interior, the quality problem such as blibbing also will be in claimed range, and device structure adjustable thickness area requirement is high, while also to control
Normal loss is also in claimed range.
The thin thermally conductive sheet thickness of current thermally conductive sheet producer some equipment production generally can but be difficult to full in 0.2mm or so
The requirement of sufficient thick product thermally conductive sheet production；Some equipment production thick product thermally conductive sheet can be produced reluctantly, but be difficult to meet size, matter
The control such as amount, cost loss is required.
Therefore, it is badly in need of a kind of to produce ultra-thin thermally conductive sheet and producing the comprehensive former of thick product thermally conductive sheet again.
The content of the invention
The purpose of the present invention is to propose to a kind of ultra-thin thermally conductive sheet and thick product thermally conductive sheet former；0.1mm- can be made
The thermally conductive sheet of 8mm thickness.
The purpose of the present invention is achieved through the following technical solutions：
A kind of ultra-thin thermally conductive sheet and thick product thermally conductive sheet former, the former includes the accurate roller set gradually
Cylinder calender, thermally conductive sheet heater, thermally conductive sheet draw-gear and high speed slitting device；The former is additionally provided with heat conduction
Piece diaphragm auxiliary transmission device, the thermally conductive sheet diaphragm auxiliary transmission device includes upper film and aids in roller group and lower film help roll
Group；The accurate roller calender includes one group of calendering to roller and the transmission device for driving the calendering to operate roller, the calendering
Include upper stack and bottom calender roll to roller, the transmission device includes the gear-box for being provided with upper and lower output shaft, the upper pressure
Prolong roller to be connected with upper output shaft by a universal drive shaft, the bottom calender roll is connected by a connecting shaft with lower output shaft, institute
State universal drive shaft two ends respectively with upper output shaft and the universal connection of upper stack, be additionally provided with above the accurate roller calender
One lifting device for lifting stack；The calendering is provided with Heat Conduction Material feeder trough to the feed side of roller, described
The exit side of stack is provided with adjusts thick device for adjusting the servo of calendering roller group spacing, and the servo adjusts thick device by servo
Motor adds the wedge type block composition that leading screw push-and-pull is controlled.
Further, the inclined-plane of the wedge type block, which is provided with one layer of copper coin, the copper coin, sets multiple embedding holes, the embedding hole
It is embedded in graphite.
Further, the high speed slitting device is by servomotor, cingulum leading screw and the cutting-up on the cingulum leading screw
Knife is constituted.
Further, the thermally conductive sheet heater includes a heat cure continuous tunnel furnace and is arranged on remote red in the continuous tunnel furnace
The glass bottom plate disc of Teflon material conveyer belt and tempering processing is additionally provided with outer heat-generating pipe, the heat cure continuous tunnel furnace.
Further, the calendering is made up of to roller about the two an equal amount of solid rollers in same vertical plane.
Further, the draw ratio of the solid roller is between 4.2~4.8, and roller circularity is accurate within 0.002mm,
Diameter degree is accurate within 0.003mm.
Further, the solid roller chrome-faced and mirror surface treatment, chromium plating thickness 0.1mm, hardness reach 62HRC, mirror
Face processing reaches R0.02 grades.
Further, the thermally conductive sheet draw-gear includes a pair of different hardness rubber covered rolls, a pair of universal joint selective gear casees biographies
Dynamic system and a set of air cylinder lifting system.
The beneficial effects of the present invention are：The present invention has the advantage that compared with prior art：
First, by the way that upper stack and gear-box are carried out into universal connection, then lifting device is set, lifting device is utilized
The height of stack in lifting, can bring up to more than 60mm, while the transmission of stack is not influenceed, it is achieved thereby that to thickness system
The calendering of product, the point at present, does not also have other same categories of device to reach on the market.
Secondly, the servo constituted using the wedge type block for adding leading screw push-and-pull to control by servomotor adjusts thick device to realize to calendering
The adjustment of roller spacing, Adjustment precision is high, and minimum spacing can reach 0.1mm, and this point does not also have in the same industry, in addition, in wedge
Embedded graphite is with the compression for ensureing wedge face and the wear-resisting uniqueness for falling within the present invention on the surface setting copper coin of block, copper coin
Place.
Finally, using high speed slitting device to the quick cutting-up of Heat Conduction Material, during cutting-up, complete machine does not stop, and Heat Conduction Material is still
So move on, the Dicing speed of high speed slitting device can ensure that the dimensional deviations at thermally conductive sheet two ends are no more than 0.5mm, this
Point, the industry does not also have, is by the way of shearing, to cause Heat Conduction Material breakage to waste serious, high speed cutting-up mostly in industry
Then avoid this defect.
In summary, the present invention can effectively control thickness, the yields of thermally conductive sheet, meet company production cost requirement and
The accurate demand of electronic equipment.
Other advantages, target and the feature of the present invention will be illustrated in the following description to a certain extent, and
And to a certain extent, based on will be apparent to those skilled in the art to investigating hereafter, Huo Zheke
To be instructed from the practice of the present invention.The present invention target and other advantages can be realized by following specification and
Obtain.
Brief description of the drawings
The brief description of the drawings of the present invention is as follows.
Fig. 1 is general structure schematic diagram of the present invention；
Fig. 2 is that servo adjusts thick apparatus structure schematic diagram；
Fig. 3 is high speed slitting device schematic diagram；
Fig. 4 is calendering roller group transmission schematic diagram.
Embodiment
The invention will be further described with reference to the accompanying drawings and examples.
A kind of ultra-thin thermally conductive sheet and thick product thermally conductive sheet former, the former includes the accurate roller set gradually
Cylinder calender 1, thermally conductive sheet heater 2, thermally conductive sheet draw-gear 3 and high speed slitting device 4, the former are additionally provided with
Thermally conductive sheet diaphragm auxiliary transmission device, the thermally conductive sheet diaphragm auxiliary transmission device includes upper film and aids in roller group 5 and lower film
Roller group 6 is aided in, the accurate roller calender includes one group of calendering to roller and the power set for driving the calendering to operate roller, institute
State calendering and Heat Conduction Material feeder trough 7 is provided with to the feed side of roller, the exit side of the stack is provided with for adjusting calendering
The servo of roller spacing adjusts thick device 8.
In the present embodiment, the calendering is to roller by about the two an equal amount of solid roller structures for being in same vertical plane
Into the draw ratio of the solid roller is between 4.2~4.8, and roller circularity is accurate within 0.002mm, and diameter degree is accurate to
Within 0.003mm, the solid roller chrome-faced and mirror surface treatment, chromium plating thickness 0.1mm, hardness reach 62HRC, mirror
Reason reaches R0.02 grades.
In the present embodiment, the power set that the driving calendering is operated to roller are universal by turbine frequency control motor and a pair
Save be additionally provided with above selective gear case composition, the accurate roller calender one be used for lifted roll lifting to roller upper roller
Device 9.
In the present embodiment, the servo adjusts thick device to be carved by copper, the graphite alloy of servomotor 10 plus leading screw push-and-pull control
Block 11 is constituted, and the thermally conductive sheet heater 2 includes a heat cure continuous tunnel furnace 21 and the far infrared being arranged in the continuous tunnel furnace
Heat-generating pipe 22, the thermally conductive sheet draw-gear includes a pair of different hardness rubber covered rolls, a pair of universal joint selective gear case transmission systems
With a set of air cylinder lifting system.
In the present embodiment, the high speed slitting device includes servomotor 12, a cingulum leading screw 13 and is arranged on
Cutting-up knife 14 on the cingulum leading screw.
When the present embodiment equipment is run, untie double films and pass through upper lower film help roll group, feeder trough, calendering to roller, cross tunnel
Stove, draw-gear, tighten centering and put down the double films of draw-gear upper roller compression, the instruction of input thickness data one-key is given to servo and adjusts thick
Degree system call interception goes out thickness needed for product, the unfashioned viscous material of feeder trough filling heat-conductive piece, upper and lower diaphragm folder
Unfashioned sticky heat conduction sheet stock, by calendering to roller, compacting forms heat conduction flaky material, and the thermally conductive sheet pressed passes through vulcanization
Continuous tunnel furnace is by far infrared heating pipe hot briquetting, so that the molded ultra-thin or thicker thermally conductive sheet with diaphragm is obtained,
Thermally conductive sheet is crossed draw-gear and reached at slitting device, when product crosses the optoelectronic induction anchor point that arrival is set at slitting device,
Signal is given to servo-drive cutting-up system wink i.e. very fast cutting-up, and an intact and accurate in size heat conduction flake products complete offline.
Finally illustrate, the above embodiments are merely illustrative of the technical solutions of the present invention and it is unrestricted, although with reference to compared with
The present invention is described in detail good embodiment, it will be understood by those within the art that, can be to skill of the invention
Art scheme is modified or equivalent substitution, and without departing from the objective and scope of the technical program, it all should cover in the present invention
Protection domain among.
Claims (8)
1. a kind of ultra-thin thermally conductive sheet and thick product thermally conductive sheet former, it is characterised in that：The former includes setting successively
Accurate roller calender, thermally conductive sheet heater, thermally conductive sheet draw-gear and the high speed slitting device put；The former is also
Be provided with thermally conductive sheet diaphragm auxiliary transmission device, the thermally conductive sheet diaphragm auxiliary transmission device include upper film auxiliary roller group and
Lower film aids in roller group；The accurate roller calender includes one group of calendering and roller and the transmission for driving the calendering to operate roller is filled
Put, the calendering includes upper stack and bottom calender roll to roller, the transmission device includes the gear for being provided with upper and lower output shaft
Case, the upper stack is connected by a universal drive shaft with upper output shaft, the bottom calender roll by a connecting shaft with it is defeated
Shaft connect, the universal drive shaft two ends respectively with upper output shaft and the universal connection of upper stack, the accurate roller calender
Top is additionally provided with a lifting device for being used to lift stack；The calendering is provided with Heat Conduction Material to the feed side of roller
Feeder trough, the exit side of the stack is provided with adjusts thick device for adjusting the servo of calendering roller group spacing, and the servo is adjusted
The wedge type block that thick device adds leading screw push-and-pull to control by servomotor is constituted.
2. ultra-thin thermally conductive sheet and thick product thermally conductive sheet former as claimed in claim 1, it is characterised in that：The wedge type block
Inclined-plane be provided with one layer of copper coin, the copper coin multiple embedding holes be set, the embedding hole is embedded in graphite.
3. ultra-thin thermally conductive sheet and thick product thermally conductive sheet former as claimed in claim 1, it is characterised in that：The high speed is drawn
Cutting apparatus is made up of servomotor, cingulum leading screw and the cutting-up knife on the cingulum leading screw.
4. ultra-thin thermally conductive sheet and thick product thermally conductive sheet former as claimed in claim 1, it is characterised in that：The thermally conductive sheet
Heater includes a heat cure continuous tunnel furnace and the far infrared heating pipe being arranged in the continuous tunnel furnace, the heat cure continuous tunnel furnace
Inside it is additionally provided with the glass bottom plate disc of Teflon material conveyer belt and tempering processing.
5. ultra-thin thermally conductive sheet and thick product thermally conductive sheet former as claimed in claim 1, it is characterised in that：The calendering pair
Roller is made up of about the two an equal amount of solid rollers in same vertical plane.
6. ultra-thin thermally conductive sheet and thick product thermally conductive sheet former as claimed in claim 5, it is characterised in that：The solid roll
The draw ratio of cylinder is between 4.2~4.8, and roller circularity is accurate within 0.002mm, and diameter degree is accurate within 0.003mm.
7. ultra-thin thermally conductive sheet and thick product thermally conductive sheet former as claimed in claim 5, it is characterised in that：The solid roll
Cylinder chrome-faced and mirror surface treatment, chromium plating thickness 0.1mm, hardness reach that 62HRC, mirror surface treatment reach R0.02 grades.
8. ultra-thin thermally conductive sheet and thick product thermally conductive sheet former as claimed in claim 1, it is characterised in that：The thermally conductive sheet
Draw-gear includes a pair of different hardness rubber covered rolls, a pair of universal joint selective gear case transmission systems and a set of air cylinder lifting system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710371390.7A CN107214193A (en) | 2017-05-24 | 2017-05-24 | A kind of ultra-thin thermally conductive sheet and thick product thermally conductive sheet former |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710371390.7A CN107214193A (en) | 2017-05-24 | 2017-05-24 | A kind of ultra-thin thermally conductive sheet and thick product thermally conductive sheet former |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107214193A true CN107214193A (en) | 2017-09-29 |
Family
ID=59944472
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710371390.7A Pending CN107214193A (en) | 2017-05-24 | 2017-05-24 | A kind of ultra-thin thermally conductive sheet and thick product thermally conductive sheet former |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107214193A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109385095A (en) * | 2018-09-30 | 2019-02-26 | 东莞市臻邦新材料科技有限公司 | A kind of high thermal conductivity springs back by force silica gel pad and preparation method thereof |
| CN110744129A (en) * | 2019-09-20 | 2020-02-04 | 中冶南方工程技术有限公司 | Excess material cleaning system after shearing and sizing of hot rolled bar |
| CN115771226A (en) * | 2022-12-07 | 2023-03-10 | 昆山秉德电子科技有限公司 | Heat conducting strip forming equipment |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01286851A (en) * | 1988-05-13 | 1989-11-17 | Showa Denko Kk | Continuous manufacture of laminate |
| JPH054248A (en) * | 1991-06-27 | 1993-01-14 | Hitachi Chem Co Ltd | Continuous manufacturing of laminated sheet |
| CN102285057A (en) * | 2011-05-20 | 2011-12-21 | 深圳市安品有机硅材料有限公司 | Method for continuously forming organosilicon heat-conducting patch |
| CN202147344U (en) * | 2011-05-20 | 2012-02-22 | 深圳市安品有机硅材料有限公司 | Moulding machine of organic-silicone heat-conducting sheet |
| CN204354381U (en) * | 2014-12-29 | 2015-05-27 | 潍坊鲁塑海洋塑胶有限公司 | Film rolling machine hold down gag |
-
2017
- 2017-05-24 CN CN201710371390.7A patent/CN107214193A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01286851A (en) * | 1988-05-13 | 1989-11-17 | Showa Denko Kk | Continuous manufacture of laminate |
| JPH054248A (en) * | 1991-06-27 | 1993-01-14 | Hitachi Chem Co Ltd | Continuous manufacturing of laminated sheet |
| CN102285057A (en) * | 2011-05-20 | 2011-12-21 | 深圳市安品有机硅材料有限公司 | Method for continuously forming organosilicon heat-conducting patch |
| CN202147344U (en) * | 2011-05-20 | 2012-02-22 | 深圳市安品有机硅材料有限公司 | Moulding machine of organic-silicone heat-conducting sheet |
| CN204354381U (en) * | 2014-12-29 | 2015-05-27 | 潍坊鲁塑海洋塑胶有限公司 | Film rolling machine hold down gag |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109385095A (en) * | 2018-09-30 | 2019-02-26 | 东莞市臻邦新材料科技有限公司 | A kind of high thermal conductivity springs back by force silica gel pad and preparation method thereof |
| CN110744129A (en) * | 2019-09-20 | 2020-02-04 | 中冶南方工程技术有限公司 | Excess material cleaning system after shearing and sizing of hot rolled bar |
| CN115771226A (en) * | 2022-12-07 | 2023-03-10 | 昆山秉德电子科技有限公司 | Heat conducting strip forming equipment |
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Application publication date: 20170929 |