CN102436874B - Equipment for producing aeolotropic conductive film - Google Patents
Equipment for producing aeolotropic conductive film Download PDFInfo
- Publication number
- CN102436874B CN102436874B CN 201110275705 CN201110275705A CN102436874B CN 102436874 B CN102436874 B CN 102436874B CN 201110275705 CN201110275705 CN 201110275705 CN 201110275705 A CN201110275705 A CN 201110275705A CN 102436874 B CN102436874 B CN 102436874B
- Authority
- CN
- China
- Prior art keywords
- magnetic field
- magnetic pole
- equipment
- current
- conductive film
- 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.)
- Expired - Fee Related
Links
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims abstract description 8
- 230000005284 excitation Effects 0.000 claims abstract description 8
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 8
- 239000010703 silicon Substances 0.000 claims abstract description 8
- 238000004519 manufacturing process Methods 0.000 claims description 14
- 238000010438 heat treatment Methods 0.000 claims description 11
- 238000000034 method Methods 0.000 claims description 10
- 238000007711 solidification Methods 0.000 claims description 10
- 230000008023 solidification Effects 0.000 claims description 10
- 238000009434 installation Methods 0.000 claims description 9
- 230000014759 maintenance of location Effects 0.000 claims description 3
- 238000013459 approach Methods 0.000 abstract 1
- 239000000126 substance Substances 0.000 abstract 1
- 230000009466 transformation Effects 0.000 abstract 1
- 239000004020 conductor Substances 0.000 description 8
- 238000006243 chemical reaction Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 230000008676 import Effects 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000003292 diminished effect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000036962 time dependent Effects 0.000 description 1
Images
Landscapes
- Treatments Of Macromolecular Shaped Articles (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention discloses equipment for producing an aeolotropic conductive film, which comprises a rack used as a magnetic yoke, an upper magnetic pole and a lower magnetic pole, wherein the upper magnetic pole and the lower magnetic pole are fixed on the rack, at least one of the upper magnetic pole and the lower magnetic pole can vertically move relative to the rack, excitation coils are wound on the upper magnetic pole and the lower magnetic pole, and a forming die of the aeolotropic conductive film is pressed and fixed between the upper magnetic pole and the lower magnetic pole; the producing equipment also comprises a power supply device for the excitation coils, wherein the power supply device comprises a rectification circuit comprising controlled silicon and a computer controller for controlling the conduction angle of the controlled silicon; and under the support of corresponding software, the continuous control of the computer controller to the output current of the rectification circuit of the controlled silicon according to the set current function I = I (t) is realized. According to the current function I = I (t), the condition that the transformation curve of a magnetic field approaches to a rectangular wave is ensured, and the requirement of orientation of the magnetic field of a conductive substance inside the film is met, so that the aeolotropic conductive film which can be used for actual application is produced by the equipment. The producing equipment has a simple structure and is convenient to operate.
Description
Technical field
The present invention relates to a kind of conductive film production equipment, particularly relate to a kind of equipment for producing aeolotropic conductive film.
Background technology
Anisotropic conducting film is because it only is conductivity at thickness direction, need not weld or means such as machinery assembling etc. can realize being electrically connected closely, thereby be widely used in the circuit arrangement of the accurate electrical equipment such as computer, video camera, obtains increasingly extensive attention.Equipment for the production of anisotropic conducting film is also paid attention to widely.Along with updating of anisotropic conducting film production technology, Secretary is proposed constantly also for the production equipment of anisotropic conducting film.Generally speaking may be summarized to be following some: 1, conductive film will obtain the conductivity on the thickness direction, must be the conductive materials orientation in the film under magnetic field, and magnetic field is stronger, more is conducive to formation and the improvement of electric conductivity.General alignment magnetic field is greater than 1.6T.2, in order to guarantee the insulating properties between the adjacent conductive circuit, requirement makes magnetic fields in the operation of conductive material layer, after stopping the effect of magnetic field to conductive material layer, reuse the reverse strong magnetic field action that waits in conductive material layer, number of times repeatedly is more, the faster effect of the speed of magnetic field conversion is better, particularly is even more important when the conducting wire distance is narrower.General Requirements is orientated more than 5 times repeatedly.As shown in Figure 5, desirable magnetic field conversion curve should be as far as possible near square wave.Magnetic field rises to peaked time T from 0
1And magnetic field drops to 0 time T from maximum
2That tries one's best is little, generally should be not more than 5 seconds.3, the fluidity macromolecular material that comprises conductive materials after magnetic field orientating is finished, just can be finished through overcuring the manufacturing of anisotropic conducting film, and solidification process will be kept the stationary magnetic field and keep certain curing temperature.
The anisotropic conducting film manufacturing equipment will satisfy above-mentioned 3 process conditions, just can produce the anisotropic conducting film of practical use.But when Practical manufacturing, how to satisfy above-mentioned 3 process conditions, how to guarantee that particularly the alignment magnetic field conversion curve does not have mature technology near square wave (being close to what degree) as far as possible and can use for reference, bring technical obstacle therefore for the manufacturing of the production equipment of anisotropic conducting film.At present, the main dependence on import of anisotropic conducting film, the domestic equipment of producing anisotropic conducting film that has no also has no the report of pertinent literature.
Summary of the invention
The present invention is the problem that does not have at present equipment for producing aeolotropic conductive film in order to solve, and a kind of equipment for producing aeolotropic conductive film is provided.
The present invention has adopted following technical scheme to realize: a kind of equipment for producing aeolotropic conductive film, comprise the frame as yoke, be fixed in the upper and lower magnetic pole on the frame, upper and lower magnetic pole has at least one to be that relative frame is movable up and down, be wound with magnet exciting coil on the upper and lower magnetic pole, press solidly the mould of anisotropic conducting film between the upper and lower magnetic pole; This production equipment also comprises the electric supply installation of magnet exciting coil, described electric supply installation comprises the rectification circuit that controllable silicon consists of, the computer control that is used for the control thyristor operating angle, wherein the signal input part of computer control is connected with the magnetic field strength transducer that places between two magnetic poles and the electric current that is connected in the magnet exciting coil current supply circuit and passes (mutually) sensor; Computer control is under corresponding software is supported, according to the current function I=I(t that sets) output current of SCR rectification circuit is realized continuous control; Described current function I=I(t) expression is:
Wherein: I
0=excitation saturation current;
I
mBe the setting current value greater than excitation saturation current value;
B(t) be the real-time magnetic field intensity magnetic field strength transducer collection and that be transferred to computer control;
B
0=saturation magnetic field intensity;
T
1Be magnetic field rise time section, namely magnetic field rises to the peaked time period from 0;
T
2Be the magnetic field section of holding time, i.e. the retention time section of maximum value of magnetic field;
T
3Be magnetic field section fall time, namely magnetic field drops to for zero time period from maximum;
Wherein set electric current I
mTo adopt following method to determine: set current value (I for any given one
mI
0), computer control is under corresponding software is supported
,According to the current function I=I(t that sets) output current of SCR rectification circuit is realized continuous control, observe the at this moment waveform in magnetic field that magnet exciting coil is built, magnetic field rise time section T in field waveform at oscilloscope
1During less than or equal to 3 seconds, this moment, corresponding setting current value was exactly set point value; This equipment also comprises the solidification equipment of anisotropic conducting film.
The those skilled in the art can easily design various structures and realize that upper and lower magnetic pole has at least a relative frame up and down.
Mould is for the manufacture of the anisotropic conducting film with a plurality of conductive path forming portions and insulation division, and it is insulated from each other that insulation division forms parts with these conductive paths.With respect to the structure of anisotropic conducting film, bossing and negative area are arranged on the apparent surface of the upper and lower mould of mould, the bossing magnetic conduction is to form the conductive path on the conductive film.The basic structure of this mould and the course of work are that the art personnel are known.
Computer control is under the support of corresponding software, control the electric current of output by the angle of flow of control SCR rectification circuit, the specific works process is: after aliving in the magnet exciting coil, produce magnetic field between magnetic pole, magnetic field strength transducer imports the real-time magnetic field intensity between magnetic pole into computer control, and electric current passes (mutually) sensor with the real-time current intensity I in the wire loop
RealImport computer control into, computer control is under the support of corresponding software, and the control SCR rectification circuit is according to current function I(t) output current.Concretely, I
MeterBeing given reference current, is according to current function I(t) the time dependent electric current that calculates, I
RealIt then is the feedback signal of actual current; If I
Meter-I
Real=δ, δ are current error signal, and computer is adjusted output current by the real-time relatively value of δ.When δ be on the occasion of the time, the expression actual current is less than specified current flow, this moment, the computer control silicon controlled angle of flow became large, so that output current becomes large, until I
Meter≈ I
RealWhen δ was negative value, the expression actual current was greater than specified current flow, and this moment, the computer control silicon controlled angle of flow diminished, so that output current diminishes, until I
Meter≈ I
RealLike this, so that actual current is followed the tracks of the current function I=I(t of setting well), thereby guarantee that field curve is close to square wave.
The control computer carries out the technology of real-time tracking to output current, belongs to known content, and corresponding software is that these those skilled in the art write out easily.
After electric current was selected, equipment was started working.Mould is added in magnetic field on the conductive film and covers upper half-wave near rectangle, blanking time section T
4, through relay commutation output current-I(t), mould is added in magnetic field on the conductive film and covers lower half-wave near rectangle, again blanking time section T
4Finish the magnetic field conversion of one-period, so pass through 5-20 magnetic field change-over period, the conductive materials orientation in the conductive film is finished.
The solidification equipment of anisotropic conducting film is that the conductive film after orientation is finished is cured heating, and its structure is that those skilled in the art realize easily.
The invention provides a kind of equipment for producing aeolotropic conductive film, solved and produced the technical difficulty that anisotropic conducting film faces, current function I=I(t particularly) proposition makes the magnetic field conversion curve near square wave, realized the magnetic field orientating to conductive film inner conductive material, thereby produce the anisotropic conducting film of practical use, this current function form is simple, is convenient to working control.This device structure is simple, and is easy to operate.
Description of drawings
The agent structure schematic diagram of this equipment for producing aeolotropic conductive film of Fig. 1.
The mould structure schematic diagram of this equipment for producing aeolotropic conductive film of Fig. 2.
The electric supply installation schematic diagram of this equipment for producing aeolotropic conductive film of Fig. 3.
Fig. 4 Electric radiant Heating Film, thermocouple and Electric radiant Heating Film temperature control power supply schematic diagram.
Fig. 5 is according to Current Control function I=I(t) the B-t curve image that draws.
Among the figure: 1-yoke, 2-magnetic pole, 3-magnet exciting coil, 4-mould, 5-anisotropic conducting film, the 6-magnetic field sensor, the 7-electric current passes (mutually) sensor, 8-magnet exciting coil electric supply installation, 9-Electric radiant Heating Film, 10-thermocouple, 11-temperature control power supply, 12-supporting bracket, 13-screw rod, 14-handwheel.
Embodiment
A kind of equipment for producing aeolotropic conductive film, comprise the frame 1 as yoke, be fixed in the upper and lower magnetic pole 2 on the frame, upper and lower magnetic pole has at least one to be that relative frame is movable up and down, be wound with magnet exciting coil 3 on the upper and lower magnetic pole, press solidly the mould 4 of anisotropic conducting film between the upper and lower magnetic pole; This production equipment also comprises the electric supply installation 8 of magnet exciting coil, described electric supply installation comprises the rectification circuit that controllable silicon consists of, the computer control that is used for the control thyristor operating angle, wherein the signal input part of computer control is connected with the magnetic field strength transducer 6 that places between two magnetic poles and the electric current that is connected in the magnet exciting coil current supply circuit and passes (mutually) sensor 7; Computer control is under corresponding software is supported, according to the current function I=I(t that sets) output current of SCR rectification circuit is realized continuous control; Described current function I=I(t) expression is:
Wherein: I
0=excitation saturation current;
I
mBe the setting current value greater than excitation saturation current value;
B(t) be the real-time magnetic field intensity magnetic field strength transducer collection and that be transferred to computer control;
B
0=saturation magnetic field intensity;
T
1Be magnetic field rise time section, namely magnetic field rises to the peaked time period from 0;
T
2Be the magnetic field section of holding time, i.e. the retention time section of maximum value of magnetic field;
T
3Be magnetic field section fall time, namely magnetic field drops to for zero time period from maximum;
Wherein set electric current I
mTo adopt following method to determine: set current value (I for any given one
mI
0), computer control is under corresponding software is supported
,According to the current function I=I(t that sets) output current of SCR rectification circuit is realized continuous control, observe the at this moment waveform in magnetic field that magnet exciting coil is built, magnetic field rise time section T in field waveform at oscilloscope
1During less than or equal to 3 seconds, this moment, corresponding setting current value was exactly set point value; This equipment also comprises the solidification equipment of anisotropic conducting film.
During concrete the manufacturing, up and down for realizing the relative frame of magnetic pole, adopt following structure: namely, frame 1 top has draw-in groove, and the top of upper magnetic pole is limited in the draw-in groove; Be provided with the supporting bracket 12 fixing with frame on draw-in groove top, have screw on the supporting bracket and be provided with screw rod 13 in screw, the upper end of screw rod is provided with handwheel 14, and the lower end of screw rod 13 and upper magnetic pole are fixed.Draw-in groove can guarantee that magnetic pole does not rotate in moving up and down process, handwheel can make things convenient for the rotation of screw rod.The work starting stage, regulate distance between two poles so that upper lower magnetic pole is close to die surface, prevent leakage field.This structural design is simple, and operating maintenance is convenient, and the magnetic field that can utilize to greatest extent magnetic pole to produce.
The temperature control power supply 11 that solidification equipment includes the Electric radiant Heating Film 9 that is attached on the mould 4 upper and lower mould opposite faces, the thermocouple 10 that is connected with Electric radiant Heating Film and powers to pyroelectric film 9; Temperature control power supply 11 includes computer control system; The signal output part of thermocouple 10 is connected with the signal input part of temperature control electric source computer control system.Magnet exciting coil electric supply installation 8 was kept saturation current I after conductive materials orientation in the conductive film was finished
0, saturation magnetic field B is kept in the magnetic field that mould is added on the conductive film 5
0Solidify beginning, thermocouple 10 is transferred to the temperature signal of Electric radiant Heating Film 9 computer control system of temperature control power supply in real time, and this control system is controlled mains switch according to the temperature of setting under the support of corresponding software.When the temperature of Electric radiant Heating Film 9 reached design temperature, the control system output order was cut off the electricity supply.This moment, solidification process was finished.This solidification equipment has improved the automaticity of solidification process owing to be furnished with thermocouple and computer control system, and is easy and simple to handle, saved manpower.
Claims (3)
1. equipment for producing aeolotropic conductive film, it is characterized in that comprising the frame (1) as yoke, be fixed in the upper and lower magnetic pole (2) on the frame, upper and lower magnetic pole has at least one to be that relative frame is movable up and down, be wound with magnet exciting coil (3) on the upper and lower magnetic pole, press solidly the mould (4) of anisotropic conducting film between the upper and lower magnetic pole, described mould is made of upper die and lower die; This production equipment also comprises the electric supply installation (8) of magnet exciting coil, described electric supply installation comprises the rectification circuit that controllable silicon consists of, be used for the computer control of control thyristor operating angle, wherein the signal input part of computer control is connected with the magnetic field strength transducer (6) that places between two magnetic poles and the current sensor (7) that is connected in the magnet exciting coil current supply circuit; Computer control is under corresponding software is supported, according to the current function I=I(t that sets) output current of SCR rectification circuit is realized continuous control; Described current function I=I(t) expression is:
Wherein: I
0=excitation saturation current;
I
mBe the setting current value greater than excitation saturation current value;
B(t) be the real-time magnetic field intensity magnetic field strength transducer collection and that be transferred to computer control;
B
0=saturation magnetic field intensity;
T
1Be magnetic field rise time section, namely magnetic field rises to the peaked time period from 0;
T
2Be the magnetic field section of holding time, i.e. the retention time section of maximum value of magnetic field;
T
3Be magnetic field section fall time, namely magnetic field drops to for zero time period from maximum;
Wherein set electric current I
mBe to adopt following method to determine: set current value for any given one, computer control is under corresponding software is supported
,According to the current function I=I(t that sets) output current of SCR rectification circuit is realized continuous control, observe the at this moment waveform in magnetic field that magnet exciting coil is built, magnetic field rise time section T in field waveform at oscilloscope
1During less than or equal to 3 seconds, this moment, corresponding setting current value was exactly set point value; This equipment also comprises the solidification equipment of anisotropic conducting film.
2. equipment for producing aeolotropic conductive film as claimed in claim 1, the solidification equipment that it is characterized in that described anisotropic conducting film include the Electric radiant Heating Film (9) that is attached on mould (4) the upper and lower mould opposite face, the thermocouple (10) that is connected with Electric radiant Heating Film and to the temperature control power supply (11) of Electric radiant Heating Film power supply; Described temperature control power supply (11) includes computer control system; The signal output part of described thermocouple (10) is connected with the signal input part of temperature control electric source computer control system.
3. equipment for producing aeolotropic conductive film as claimed in claim 1 or 2 is characterized in that frame (1) top has draw-in groove, and the top of upper magnetic pole is limited in the draw-in groove; Be provided with the supporting bracket (12) fixing with frame on draw-in groove top, have screw on the supporting bracket (12) and be provided with screw rod (13) in screw, the upper end of screw rod is provided with handwheel (14), and lower end and the upper magnetic pole of screw rod (13) are fixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110275705 CN102436874B (en) | 2011-09-17 | 2011-09-17 | Equipment for producing aeolotropic conductive film |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110275705 CN102436874B (en) | 2011-09-17 | 2011-09-17 | Equipment for producing aeolotropic conductive film |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102436874A CN102436874A (en) | 2012-05-02 |
| CN102436874B true CN102436874B (en) | 2013-01-02 |
Family
ID=45984884
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110275705 Expired - Fee Related CN102436874B (en) | 2011-09-17 | 2011-09-17 | Equipment for producing aeolotropic conductive film |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102436874B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105506315B (en) * | 2015-12-15 | 2017-06-27 | 中国科学院合肥物质科学研究院 | A kind of equipment for preparing anisotropic conductive composite under magnetic fields on demand |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6472726B1 (en) * | 1998-07-28 | 2002-10-29 | Seiko Epson Corporation | Semiconductor device and method of fabrication thereof, semiconductor module, circuit board, and electronic equipment |
| KR100923183B1 (en) * | 2002-03-04 | 2009-10-22 | 스미토모덴키고교가부시키가이샤 | Anisotropic conductive film and method for producing the same |
| EP1585197B1 (en) * | 2003-01-17 | 2011-06-29 | JSR Corporation | Anisotropic conductive connector and production method therefor and inspection unit for circuit device |
| TWI403723B (en) * | 2005-12-21 | 2013-08-01 | Jsr Corp | Manufacturing method of foreign - shaped conductive connector |
-
2011
- 2011-09-17 CN CN 201110275705 patent/CN102436874B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN102436874A (en) | 2012-05-02 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102497154B (en) | Method for avoiding shutdown of frequency converter under instantaneous power-down situation | |
| CN110024264B (en) | Method for rotor production including co-curing and in-place magnetization | |
| CN102436874B (en) | Equipment for producing aeolotropic conductive film | |
| CN101814871A (en) | Direct-current static and dynamic symmetric/asymmetric magnetic field generating device | |
| WO2020082909A1 (en) | Linear motor and control method therefor | |
| CN204465308U (en) | A kind of permanent magnetic linear synchronous motor that can reduce force oscillation | |
| CN104551292A (en) | Device and process for welding battery pieces | |
| CN201300524Y (en) | A high-frequency heating device for injection molding machine | |
| TWM459618U (en) | Slanting coreless coil winding apparatus | |
| CN109616277A (en) | A kind of end face multipole permanent magnet sine wave magnetizing clamp | |
| CN204009132U (en) | A kind of optical fiber fused conic clinker that is provided with optical fiber electromagnetic clamp device | |
| CN103901540A (en) | Optical fiber fused biconical taper machine with optical fiber electromagnetism clamping devices | |
| CN104384465B (en) | Conticaster high-temperature superconductor magnetic stirring apparatus | |
| CN212311114U (en) | Special welding machine system for rapid metal forming by arc method | |
| CN206795981U (en) | Extension type heating arrangements for plastic material cutting blade | |
| CN206059272U (en) | A kind of 27.5kV outdoor single-phases railway vacuum circuit breaker special | |
| CN107662330B (en) | Mold pressing device and method for polymer magnetic material with micro-nano structure on surface | |
| CN203267217U (en) | Servo infrared welding machine | |
| KR101417594B1 (en) | Injection molding machine | |
| CN111805058A (en) | Special welding machine system for arc method metal rapid forming and control method thereof | |
| CN205248928U (en) | Die heating device based on permanent magnetism response | |
| CN203825230U (en) | Optical fiber electromagnetic clamping device of optical fiber fusion tapering machine | |
| CN203229555U (en) | Automatic feeding quenching device | |
| CN213566619U (en) | Energy-efficient winding membrane machine | |
| CN103692627A (en) | Magnetic force assisted die locking die-clamping unit of energy-saving type injection molding machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130102 |