CN102436874A - Equipment for producing aeolotropic conductive film - Google Patents
Equipment for producing aeolotropic conductive film Download PDFInfo
- Publication number
- CN102436874A CN102436874A CN2011102757050A CN201110275705A CN102436874A CN 102436874 A CN102436874 A CN 102436874A CN 2011102757050 A CN2011102757050 A CN 2011102757050A CN 201110275705 A CN201110275705 A CN 201110275705A CN 102436874 A CN102436874 A CN 102436874A
- Authority
- CN
- China
- Prior art keywords
- magnetic field
- magnetic pole
- current
- equipment
- conducting 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.)
- Granted
Links
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 anisotropic conducting film production equipment.
Background technology
Anisotropic conducting film is because it only is conductivity on 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 accurate electrical equipment such as computer, video camera, obtains increasingly extensive attention.The equipment that is used to produce anisotropic conducting film also receives widely to be paid attention to.Along with updating of anisotropic conducting film production technology, new requirement 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 strong more, helps the formation and the improvement of electric conductivity more.General alignment magnetic field is greater than 1.6T.2, in order to guarantee the insulating properties between the adjacent conductive circuit; Requirement makes the action of a magnetic field 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 many more; The faster effect of the speed of magnetic field conversion is good more, is even more important when particularly distance is narrower in the conducting wire.General requirement 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 accomplished, could be accomplished the manufacturing of anisotropic conducting film through overcuring, 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 reality is made; 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 is not domesticly seen the equipment of producing anisotropic conducting film, does not see the report of pertinent literature yet.
Summary of the invention
The present invention is the problem that does not have the anisotropic conducting film production equipment at present in order to solve, and a kind of anisotropic conducting film production equipment is provided.
The present invention has adopted following technical scheme to realize: a kind of anisotropic conducting film production equipment; Comprise 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, is wound with magnet exciting coil on the upper and lower magnetic pole, presses 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 constitutes; Be used to control the computer control of thyristor operating angle, wherein the signal input part of computer control is connected with 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 realized continuous control according to the current function I=I (t) that sets to the output current of SCR rectification circuit under the corresponding software support; The formula that embodies of said current function I=I (t) is:
Wherein: I
0=excitation saturation current;
I
m=be 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, promptly 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, promptly magnetic field drops to for zero time period from maximum;
Wherein set electric current I
mBe to adopt following method to confirm: set current value (I for given arbitrarily one
m>I
0), computer control is under the corresponding software support
,According to the current function I=I (t) that sets the output current of SCR rectification circuit is realized continuous control, on oscilloscope, observe the waveform in magnetic field that magnet exciting coil is built this moment, magnetic field rise time section T in field waveform
1During smaller or equal to 3 seconds, this moment, corresponding setting current value was exactly a set point value; This equipment also comprises the solidification equipment of anisotropic conducting film.
The those skilled in the art can easily design multiple structure and realize that upper and lower magnetic pole has at least a relative frame up and down.
Mould is used to make the anisotropic conducting film with a plurality of conductive path formation 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 present technique field personnel are known.
Computer control is under the support of corresponding software; Control the electric current of output through the conducting angle of control SCR rectification circuit; The concrete course of work 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 the time-varying current that calculates according to current function I (t), 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 through 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 big, made output current become big, up to I
Meter≈ I
RealWhen δ was negative value, the expression actual current was greater than specified current flow, and the computer control this moment silicon controlled angle of flow diminishes, and makes output current diminish, up to I
Meter≈ I
RealLike this, make actual current follow the tracks of the current function I=I (t) of setting well, thereby guarantee that field curve approaches 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.The last half-wave near rectangle is covered in the magnetic field that mould is added on the conductive film, blanking time section T
4, through relay switching-over output current-I (t), the following half-wave near rectangle is covered in the magnetic field that mould is added on the conductive film, again blanking time section T
4Accomplish 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 accomplished.
The solidification equipment of anisotropic conducting film is that the conductive film after orientation is accomplished is cured heating, and its structure is that those skilled in the art realize easily.
The invention provides a kind of anisotropic conducting film production equipment; Solved and produced the technical difficulty that anisotropic conducting film faced; Particularly the proposition of current function I=I (t) makes the magnetic field conversion curve near square wave, has realized the magnetic field orientating to conductive film inner conductive material, thereby produces 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 sketch map of this anisotropic conducting film production equipment of Fig. 1.
The mould structure sketch map of this anisotropic conducting film production equipment of Fig. 2.
The electric supply installation sketch map of this anisotropic conducting film production equipment of Fig. 3.
Fig. 4 Electric radiant Heating Film, thermocouple and Electric radiant Heating Film temperature control power supply sketch map.
The B-t curve image that Fig. 5 draws according to Current Control function I=I (t).
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 anisotropic conducting film production equipment; Comprise 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, is wound with magnet exciting coil 3 on the upper and lower magnetic pole, presses 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 constitutes; Be used to control the computer control of thyristor operating angle, wherein the signal input part of computer control is connected with 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 realized continuous control according to the current function I=I (t) that sets to the output current of SCR rectification circuit under the corresponding software support; The formula that embodies of said current function I=I (t) is:
Wherein: I
0=excitation saturation current;
I
m=be 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, promptly 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, promptly magnetic field drops to for zero time period from maximum;
Wherein set electric current I
mBe to adopt following method to confirm: set current value (I for given arbitrarily one
m>I
0), computer control is under the corresponding software support
,According to the current function I=I (t) that sets the output current of SCR rectification circuit is realized continuous control, on oscilloscope, observe the waveform in magnetic field that magnet exciting coil is built this moment, magnetic field rise time section T in field waveform
1During smaller or equal to 3 seconds, this moment, corresponding setting current value was exactly a 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: promptly, frame 1 top has draw-in groove, and the top of last magnetic pole is limited in the draw-in groove; Be provided with and the fixing supporting bracket 12 of frame on draw-in groove top, have screw on the supporting bracket and in screw, be provided with screw rod 13, the upper end of screw rod is provided with handwheel 14, and the lower end of screw rod 13 and last magnetic pole are fixed.Draw-in groove can guarantee that magnetic pole does not rotate in the process of moving up and down, handwheel can make things convenient for the rotation of screw rod.The work starting stage, regulate distance between two poles and make that going up lower magnetic pole is close to die surface, prevents leakage field.This structural design is simple, and operating maintenance is convenient, and the magnetic field that can utilize magnetic pole to produce to greatest extent.
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 supplies power 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 power supply computer control system.Magnet exciting coil electric supply installation 8 was kept saturation current I after conductive materials orientation in the conductive film was accomplished
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 accomplished.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. anisotropic conducting film production equipment; It is characterized in that comprising 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, is 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, said mould is made up 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 constitutes; Be used to control the computer control of thyristor operating angle, wherein the signal input part of computer control is connected with 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 realized continuous control according to the current function I=I (t) that sets to the output current of SCR rectification circuit under the corresponding software support; The formula that embodies of said current function I=I (t) is:
Wherein: I
0=excitation saturation current;
I
m=be 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, promptly 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, promptly magnetic field drops to for zero time period from maximum;
Wherein set electric current I
mBe to adopt following method to confirm: set current value for given arbitrarily one, computer control is under the corresponding software support
,According to the current function I=I (t) that sets the output current of SCR rectification circuit is realized continuous control, on oscilloscope, observe the waveform in magnetic field that magnet exciting coil is built this moment, magnetic field rise time section T in field waveform
1During smaller or equal to 3 seconds, this moment, corresponding setting current value was exactly a set point value; This equipment also comprises the solidification equipment of anisotropic conducting film.
2. anisotropic conducting film production equipment as claimed in claim 1, the solidification equipment that it is characterized in that said 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; Said temperature control power supply (11) includes computer control system; The signal output part of said thermocouple (10) is connected with the signal input part of temperature control power supply computer control system.
3. according to claim 1 or claim 2 anisotropic conducting film production equipment is characterized in that frame (1) top has draw-in groove, and the top of last magnetic pole is limited in the draw-in groove; Be provided with and the fixing supporting bracket (12) of frame on draw-in groove top, have screw on the supporting bracket (12) and in screw, be provided with screw rod (13), the upper end of screw rod is provided with handwheel (14), and the lower end and the last 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 true CN102436874A (en) | 2012-05-02 |
| CN102436874B CN102436874B (en) | 2013-01-02 |
Family
ID=45984884
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110275705 Active CN102436874B (en) | 2011-09-17 | 2011-09-17 | Equipment for producing aeolotropic conductive film |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102436874B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105506315A (en) * | 2015-12-15 | 2016-04-20 | 中国科学院合肥物质科学研究院 | Equipment for preparing anisotropic conducting composite as required under action of magnetic field |
Citations (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 |
| WO2003075409A1 (en) * | 2002-03-04 | 2003-09-12 | Sumitomo Electric Industries, Ltd. | Anisotropic conductive film and method for producing the same |
| WO2004066449A1 (en) * | 2003-01-17 | 2004-08-05 | Jsr Corporation | Anisotropic conductive connector and production method therefor and inspectioon unit for circuit device |
| CN101341415A (en) * | 2005-12-21 | 2009-01-07 | Jsr株式会社 | Anistropic conductive connector, conversion adapter for inspection device having the anisotropic conductive connector, inspection device, and method for manufacturing the anistropic conductive connect |
-
2011
- 2011-09-17 CN CN 201110275705 patent/CN102436874B/en active Active
Patent Citations (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 |
| WO2003075409A1 (en) * | 2002-03-04 | 2003-09-12 | Sumitomo Electric Industries, Ltd. | Anisotropic conductive film and method for producing the same |
| WO2004066449A1 (en) * | 2003-01-17 | 2004-08-05 | Jsr Corporation | Anisotropic conductive connector and production method therefor and inspectioon unit for circuit device |
| CN101341415A (en) * | 2005-12-21 | 2009-01-07 | Jsr株式会社 | Anistropic conductive connector, conversion adapter for inspection device having the anisotropic conductive connector, inspection device, and method for manufacturing the anistropic conductive connect |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105506315A (en) * | 2015-12-15 | 2016-04-20 | 中国科学院合肥物质科学研究院 | Equipment for preparing anisotropic conducting composite as required under action of magnetic field |
| 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 |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102436874B (en) | 2013-01-02 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110117790B (en) | Laser cladding device | |
| CN108621420B (en) | Magnetic force assisted forming 3D printing forming device and method | |
| KR20090110238A (en) | Scriber and multi-head scriber | |
| CN105136824A (en) | Device and test method of alloy solidification synchronous radiation imaging static magnetic field composite direct current effect | |
| CN102436874B (en) | Equipment for producing aeolotropic conductive film | |
| CN102248162B (en) | Electromagnetically driven powder compacting device | |
| CN204887661U (en) | Insulating medium's plasma driver device is regarded as with pottery | |
| CN204143989U (en) | The adjustable AC magnetic field device of a kind of water-cooled air gap | |
| CN206683581U (en) | A kind of telecontrol equipment for large forgings on-line checking | |
| WO2020082909A1 (en) | Linear motor and control method therefor | |
| CN209496069U (en) | A kind of column type iron core DC current Direction Discriminator | |
| TWM459618U (en) | Slanting coreless coil winding apparatus | |
| CN201300524Y (en) | A high-frequency heating device for injection molding machine | |
| CN212311114U (en) | Special welding machine system for rapid metal forming by arc method | |
| CN204009132U (en) | A kind of optical fiber fused conic clinker that is provided with optical fiber electromagnetic clamp device | |
| CN202019497U (en) | Spraying and swinging device | |
| CN103901540A (en) | Optical fiber fused biconical taper machine with optical fiber electromagnetism clamping devices | |
| CN111805058A (en) | Special welding machine system for arc method metal rapid forming and control method thereof | |
| CN206795981U (en) | Extension type heating arrangements for plastic material cutting blade | |
| CN102270539A (en) | Processing and curing system for capacitor core | |
| CN107662330B (en) | Mold pressing device and method for polymer magnetic material with micro-nano structure on surface | |
| CN203337982U (en) | Photography electric control slide rail | |
| CN205248928U (en) | Die heating device based on permanent magnetism response | |
| KR101417594B1 (en) | Injection molding machine | |
| CN202773106U (en) | Magnetic heat generating device |
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 |