CN221022003U - Soaking casting machine for polyimide film production - Google Patents
Soaking casting machine for polyimide film production Download PDFInfo
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- CN221022003U CN221022003U CN202322982040.8U CN202322982040U CN221022003U CN 221022003 U CN221022003 U CN 221022003U CN 202322982040 U CN202322982040 U CN 202322982040U CN 221022003 U CN221022003 U CN 221022003U
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- fixed
- hot air
- mounting
- casting
- top wall
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- 238000005266 casting Methods 0.000 title claims abstract description 45
- 229920001721 polyimide Polymers 0.000 title claims abstract description 24
- 238000002791 soaking Methods 0.000 title claims abstract description 19
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 9
- 239000000463 material Substances 0.000 claims abstract description 18
- 239000002184 metal Substances 0.000 claims description 16
- 238000009434 installation Methods 0.000 claims description 11
- 238000010438 heat treatment Methods 0.000 claims description 9
- 238000007766 curtain coating Methods 0.000 claims description 6
- 238000009827 uniform distribution Methods 0.000 abstract description 20
- 238000002347 injection Methods 0.000 abstract description 9
- 239000007924 injection Substances 0.000 abstract description 9
- 239000007788 liquid Substances 0.000 description 19
- 238000006068 polycondensation reaction Methods 0.000 description 11
- 238000005096 rolling process Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000001035 drying Methods 0.000 description 2
- 239000000945 filler Substances 0.000 description 2
- 238000010345 tape casting Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- VLDPXPPHXDGHEW-UHFFFAOYSA-N 1-chloro-2-dichlorophosphoryloxybenzene Chemical compound ClC1=CC=CC=C1OP(Cl)(Cl)=O VLDPXPPHXDGHEW-UHFFFAOYSA-N 0.000 description 1
- HLBLWEWZXPIGSM-UHFFFAOYSA-N 4-Aminophenyl ether Chemical compound C1=CC(N)=CC=C1OC1=CC=C(N)C=C1 HLBLWEWZXPIGSM-UHFFFAOYSA-N 0.000 description 1
- FXHOOIRPVKKKFG-UHFFFAOYSA-N N,N-Dimethylacetamide Chemical compound CN(C)C(C)=O FXHOOIRPVKKKFG-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 229940113088 dimethylacetamide Drugs 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 229920000620 organic polymer Polymers 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 238000012643 polycondensation polymerization Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Moulding By Coating Moulds (AREA)
Abstract
The application discloses a soaking casting machine for producing polyimide films, which relates to the technical field of polyimide film production equipment and comprises a mounting bottom plate, wherein a casting bench is fixed on the top wall of the mounting bottom plate, a second mounting frame is fixed on one side of the top wall of the casting bench, a material injection pipe is fixedly inlaid on the top wall of the second mounting frame and communicated with a material supply pipeline, a first cylinder is fixed at one end of the top wall of the second mounting frame, a uniform distribution plate is fixed at the end part of a vertical output shaft of the first cylinder, and an infrared ranging sensor is fixed at one end of the top wall of the uniform distribution plate. According to the application, the vertical interval size value between the uniform distribution plate and the casting bench is set through the PLC, at the moment, the infrared ranging sensor automatically detects the vertical interval between the uniform distribution plate and the top wall of the inner cavity of the second mounting frame, and signals are transmitted to the PLC, so that the PLC controls the first cylinder to stretch out and draw back, and the uniform distribution plate can be driven to move up and down to a proper position, thereby being convenient for controlling the thickness of the casting film.
Description
Technical Field
The application relates to the technical field of polyimide film production equipment, in particular to a soaking casting machine for polyimide film production.
Background
Polyimide film is one kind of new kind of high temperature resistant organic polymer film, and is prepared through the steps of pre-mixing pyromellitic dianhydride and diaminodiphenyl ether in very strong solvent dimethyl acetamide, condensation polymerization, casting to form film and imidizing. The method is widely applied to various fields of aviation, navigation, spacecraft, rocket missiles, atomic energy, electronic and electric industries and the like.
The Chinese patent document with the bulletin number of CN205044038U discloses a soaking casting machine for producing polyimide films, which comprises a frame, an unreeling roller and a reeling roller which are respectively fixed at two ends of the frame and are respectively used for unreeling and reeling a base band, and a plurality of rotating rollers for passing the base band; the machine frame is provided with a working plane for passing the baseband, and the working plane of the machine frame is provided with an extruder and a drying box in sequence along the passing direction of the baseband; the drying box comprises a heating layer and a hot air flow layer from top to bottom, wherein the hot air flow layer is a space layer formed by two soaking plates at intervals, and a plurality of partition plates are alternately arranged in the hot air flow layer along the passing direction of a base band, so that a curved and roundabout channel is formed in the hot air flow layer, and the two ends of the channel are respectively connected with a hot air inlet and a hot air outlet.
The thickness of the polyimide film can not be controlled when the utility model is used, and therefore, the utility model provides a soaking casting machine for producing the polyimide film, which is different from the prior art, so as to solve the technical problems.
Disclosure of utility model
In order to solve the problem that the thickness dimension of the polyimide film cannot be controlled, the application provides a soaking casting machine for producing the polyimide film.
The application provides a soaking casting machine for polyimide film production, which adopts the following technical scheme:
The utility model provides a polyimide film production is with soaking casting machine, includes mounting plate, mounting plate's roof is fixed with the curtain coating rack, one side of curtain coating rack roof is fixed with the second mounting bracket, the roof of second mounting bracket is fixed to be inlayed and is had the filler pipe, the filler pipe is linked together with the feed pipeline, the one end of second mounting bracket roof is fixed with first cylinder, the tip of the vertical output shaft of first cylinder is fixed with the equipartition board, the one end of equipartition board roof is fixed with infrared range sensor, infrared range sensor sets up the below position at second mounting bracket inner chamber roof, the other end of second mounting bracket roof is fixed with the PLC controller, electric connection between PLC controller and first cylinder and the infrared range sensor.
Through adopting above-mentioned technical scheme, open the control valve on the notes material pipe for on the premixed liquor after the polycondensation flows into the base film through notes material pipe, make the premixed liquor after the polycondensation can be scraped the flat automatically through the equipartition board in the removal in-process of base film, set for the vertical interval size value between equipartition board and the curtain coating rack through the PLC controller, the vertical interval between infrared ranging sensor automated inspection and the second mounting bracket inner chamber roof this moment, and with signal transmission for the PLC controller, thereby make the flexible equiartition board that can drive of PLC controller control first cylinder reciprocates to suitable position, the thickness of curtain coating film is convenient for control.
Optionally, two groups of second cylinders are symmetrically fixed on the top wall of the casting bench, and limited material plates are installed at the end parts of the horizontal output shafts of the two groups of second cylinders.
By adopting the technical scheme, the two groups of second cylinders are synchronously started to stretch out and draw back so as to drive the material limiting plates to synchronously move, thereby adjusting the horizontal distance between the two groups of material limiting plates and controlling the flow width size of the premix liquid.
Optionally, a placing cavity is formed in the other side position inside the casting rack, a plurality of groups of supporting vertical rods are arranged at two side positions of the bottom wall of the inner cavity of the placing cavity, a metal heat-conducting plate is fixed at the top end position of the plurality of groups of supporting vertical rods, and a heating wire is fixed at the bottom wall position of the metal heat-conducting plate.
By adopting the technical scheme, the heating wire is started to generate heat and is transmitted to the base film and the pre-mixed liquid after polycondensation through the metal heat conducting plate, so that the water in the pre-mixed liquid is rapidly evaporated, and the casting film is formed.
Optionally, the roof position of curtain coating rack is fixed with first mounting bracket, the roof position of first mounting bracket is fixed with the installation cover, the hot-blast subassembly that extends to first mounting bracket inner chamber is installed to the installation cover inner chamber.
Optionally, the hot air subassembly includes the air heater, the air heater is fixed on the roof of first mounting bracket, the air heater sets up in the inner chamber of installing the cover, the air heater output is fixed with the hot-blast main that extends to first mounting bracket inner chamber, the diapire position of hot-blast main evenly is fixed with multiunit hot blast main.
By adopting the technical scheme, the hot air blower is started and hot air is transferred to the hot air pipe and the hot air nozzles, and the hot air is uniformly blown onto the condensed premix liquid by utilizing the hot air nozzles, so that the water in the premix liquid is rapidly evaporated, and the tape casting film is formed.
Optionally, the both sides position symmetry of mounting plate roof installs the riser, two sets of the inner wall of installation riser is all installed multiunit driving roller.
By adopting the technical scheme, the polyimide film formed by the base film and the polycondensation film can be moved and separated by using the driving rollers at different positions.
In summary, the present application includes at least one of the following beneficial effects:
When the first and the condensed premix and the base film flow through the metal heat-conducting plate and the first mounting frame, starting the heating wire to generate heat and transmitting the heat to the base film and the condensed premix through the metal heat-conducting plate, starting the air heater and transmitting hot air to the hot air pipe and the hot air nozzles, and uniformly blowing the hot air to the condensed premix by utilizing a plurality of groups of hot air nozzles, so that the moisture in the premix is quickly evaporated to cast into a film;
And secondly, setting a vertical interval size value between the uniform distribution plate and the casting bench through the PLC controller, wherein the infrared ranging sensor automatically detects the vertical interval between the uniform distribution plate and the top wall of the inner cavity of the second mounting rack, and transmitting a signal to the PLC controller, so that the PLC controller controls the first cylinder to stretch and retract to drive the uniform distribution plate to move up and down to a proper position, and the thickness of the casting film is convenient to control.
Drawings
FIG. 1 is a schematic elevational cross-sectional view of the present application;
fig. 2 is a schematic top cross-sectional view of the present application.
In the figure: 1. a driving roller; 2. a material limiting plate; 3. installing a vertical plate; 4. a casting rack; 5. uniformly distributing plates; 6. a heating wire; 7. a placement cavity; 8. a metal heat-conducting plate; 9. a mounting base plate; 10. a supporting vertical rod; 11. a first mounting frame; 12. a hot blast nozzle; 13. a hot air pipe; 14. an air heater; 15. a mounting cover; 16. an infrared ranging sensor; 17. a first cylinder; 18. a material injection pipe; 19. a PLC controller; 20. a second mounting frame; 21. and a second cylinder.
Detailed Description
The application is described in further detail below with reference to fig. 1-2.
Referring to fig. 1 of the drawings, an embodiment of the present application is provided: the utility model provides a polyimide film production is with soaking casting machine, including mounting plate 9, mounting plate 9's roof is fixed with casting rack 4, one side of casting rack 4 roof is fixed with second mounting bracket 20, the side direction longitudinal section of second mounting bracket 20 sets up to L shape, the roof of second mounting bracket 20 is fixed to be inlayed and is had injection pipe 18, the externally mounted of injection pipe 18 has the control valve, injection pipe 18 is linked together with the feed pipeline, mounting plate 9's roof's both sides position symmetry installs installation riser 3, multiunit driving roller 1 is all installed to the inner wall of two sets of installation risers 3.
Referring to fig. 1 and 2 in the drawings of the specification, a placing cavity 7 is formed at the other side position inside the casting bench 4, a plurality of groups of supporting vertical rods 10 are arranged at two side positions of the bottom wall of the inner cavity of the placing cavity 7, a metal heat-conducting plate 8 is fixed at the top end position of the plurality of groups of supporting vertical rods 10, the top wall of the metal heat-conducting plate 8 and the top wall of the casting bench 4 are positioned on the same horizontal plane, and a heating wire 6 is fixed at the bottom wall position of the metal heat-conducting plate 8.
Referring to fig. 1 of the drawings, a first mounting frame 11 is fixed at the top wall of the casting bench 4, the lateral longitudinal section of the first mounting frame 11 is L-shaped, a mounting cover 15 is fixed at the top wall of the first mounting frame 11, and a hot air component is mounted in the inner cavity of the mounting cover 15. The hot air assembly comprises a hot air blower 14, the hot air blower 14 is fixed on the top wall of the first installation frame 11, the hot air blower 14 is arranged in the inner cavity of the installation cover 15, a hot air pipe 13 extending to the inner cavity of the first installation frame 11 is fixed at the output end of the hot air blower 14, and a plurality of groups of hot air nozzles 12 are uniformly fixed at the bottom wall of the hot air pipe 13.
The base film is wound on driving rollers 1 at different positions, the end parts of the base film are fixed on drawing and film rolling equipment in the prior art, the base film is driven to move by the drawing and film rolling equipment in the prior art, a control valve on a material injection pipe 18 is opened, so that pre-mixed liquid after polycondensation flows into the base film through the material injection pipe 18, when the pre-mixed liquid flows through a metal heat-conducting plate 8 and a first mounting frame 11, a heating wire 6 is started to generate heat and transfer the heat to the base film and the pre-mixed liquid after polycondensation through the metal heat-conducting plate 8, a hot air blower 14 is started and transfers hot air to a hot air pipe 13 and a hot air nozzle 12, and a plurality of groups of hot air nozzles 12 are utilized to uniformly blow the hot air to the pre-mixed liquid after polycondensation, so that moisture in the pre-mixed liquid is quickly evaporated, and the film is cast.
Referring to fig. 1 and 2 in the drawings of the specification, a first cylinder 17 is fixed at one end of the top wall of the second mounting frame 20, a uniform distribution plate 5 is fixed at the end of the vertical output shaft of the first cylinder 17, an infrared ranging sensor 16 is fixed at one end of the top wall of the uniform distribution plate 5, the infrared ranging sensor 16 is arranged at the lower position of the top wall of the inner cavity of the second mounting frame 20, a PLC controller 19 is fixed at the other end of the top wall of the second mounting frame 20, and the PLC controller 19 is electrically connected with the first cylinder 17 and the infrared ranging sensor 16.
The vertical interval size value between the uniform distribution plate 5 and the casting bench 4 is set through the PLC controller 19, at the moment, the infrared ranging sensor 16 automatically detects the vertical interval between the uniform distribution plate 5 and the top wall of the inner cavity of the second mounting frame 20, and signals are transmitted to the PLC controller 19, so that the PLC controller 19 controls the first air cylinder 17 to stretch and retract, and the uniform distribution plate 5 can be driven to move up and down to a proper position, so that the thickness of the casting film is conveniently controlled.
Referring to fig. 1 and 2 in the drawings, two groups of second cylinders 21 are symmetrically fixed on the top wall of the casting rack 4, and limiting plates 2 are mounted on the ends of the horizontal output shafts of the two groups of second cylinders 21, wherein the bottom wall of each limiting plate 2 is in contact with the top wall of the casting rack 4, and the ends of the limiting plates 2 are in contact with the ends of the uniform distribution plates 5.
The two groups of second cylinders 21 are synchronously started to stretch and retract so as to drive the material limiting plates 2 to synchronously move, thereby adjusting the horizontal distance between the two groups of material limiting plates 2 and controlling the flow width size of the premix liquid under the cooperation of the uniform distribution plates 5.
Working principle: when the soaking casting machine for producing the polyimide film is used, the soaking casting machine for producing the polyimide film is stably placed by utilizing the mounting bottom plate 9, then a base film is wound on driving rollers 1 at different positions, the end part of the base film is fixed on drawing film rolling equipment in the prior art, the base film is driven to move by utilizing the drawing film rolling equipment in the prior art, a control valve on a material injection pipe 18 is opened, the pre-mixed liquid after polycondensation flows into the base film through the material injection pipe 18, the pre-mixed liquid after polycondensation can be automatically scraped through a uniform distribution plate 5 in the moving process of the base film, then when the pre-mixed liquid after polycondensation flows through a metal heat conducting plate 8 and a first mounting frame 11, a heating wire 6 is started to generate heat and transfer the heat to the pre-mixed liquid after the base film and the metal heat conducting plate 8, a hot air blower 14 is started and transfer the hot air to a hot air pipe 13 and a hot air nozzle 12, and a plurality of groups of hot air nozzles 12 are utilized to uniformly blow the hot air to the pre-mixed liquid after the polycondensation, so that moisture in the pre-mixed liquid after the pre-mixed liquid is quickly evaporated, and the pre-mixed liquid is cast into a film.
The vertical interval size value between the uniform distribution plate 5 and the casting bench 4 is set through the PLC controller 19, at the moment, the infrared ranging sensor 16 automatically detects the vertical interval between the uniform distribution plate 5 and the top wall of the inner cavity of the second mounting frame 20, and signals are transmitted to the PLC controller 19, so that the PLC controller 19 controls the first air cylinders 17 to stretch and retract to drive the uniform distribution plate 5 to move up and down to a proper position, the thickness of casting film is convenient to control, when casting film is formed, based on the wide size of a base film, the two groups of second air cylinders 21 are synchronously started to stretch and retract to drive the material limiting plates 2 to synchronously move, thereby the horizontal interval between the two groups of material limiting plates 2 can be adjusted, and the flowing wide size of premix can be controlled under the cooperation of the uniform distribution plate 5.
Can make the tape casting behind the film can be separated with the base film under the effect of driving roller 1 and the installation riser 3 of co-altitude, upwards lift metal heat-conducting plate 8 drive heater strip 6 and support montant 10 synchronous motion and with place the chamber 7 between the separation, convenient to detach changes metal heat-conducting plate 8.
Standard parts used in the document of the application can be purchased from market, all parts in the document of the application can be customized according to the description of the specification and the drawings, the specific connection modes of all parts adopt conventional means such as mature bolts, rivets, welding and the like in the prior art, the machinery, the parts and the equipment adopt conventional models in the prior art, and the circuit connection adopts conventional connection modes in the prior art, so that the specific description is not made.
The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.
Claims (6)
1. The utility model provides a polyimide film production is with soaking casting machine, includes mounting plate (9), its characterized in that: the utility model discloses a casting device, including mounting panel (9), mounting panel (5), mounting panel (20), first cylinder (17) vertical output shaft's end fixing, the one end of mounting panel (5) roof is fixed with infrared ranging sensor (16), infrared ranging sensor (16) set up in the below position of second mounting panel (20) inner chamber roof, the other end of second mounting panel (20) roof is fixed with PLC controller (19), electric connection between PLC controller (19) and first cylinder (17) and infrared ranging sensor (16).
2. The soaking casting machine for producing polyimide films according to claim 1, wherein: two groups of second cylinders (21) are symmetrically fixed on the top wall of the casting bench (4), and limited material plates (2) are arranged at the end parts of horizontal output shafts of the two groups of second cylinders (21).
3. The soaking casting machine for producing polyimide films according to claim 1, wherein: the casting rack is characterized in that a placing cavity (7) is formed in the other side position inside the casting rack (4), a plurality of groups of supporting vertical rods (10) are arranged at two side positions of the bottom wall of the inner cavity of the placing cavity (7), a plurality of groups of supporting vertical rods (10) are fixedly arranged at the top end positions of the supporting vertical rods (10), and a heating wire (6) is fixedly arranged at the bottom wall position of the metal heat conducting plate (8).
4. The soaking casting machine for producing polyimide films according to claim 1, wherein: the top wall position of curtain coating rack (4) is fixed with first mounting bracket (11), the roof position of first mounting bracket (11) is fixed with installation cover (15), hot air subassembly that extends to first mounting bracket (11) inner chamber is installed to installation cover (15) inner chamber.
5. The soaking casting machine for producing polyimide films according to claim 4, wherein: the hot air assembly comprises a hot air blower (14), the hot air blower (14) is fixed on the top wall of the first mounting frame (11), the hot air blower (14) is arranged in the inner cavity of the mounting cover (15), a hot air pipe (13) extending to the inner cavity of the first mounting frame (11) is fixed at the output end of the hot air blower (14), and a plurality of groups of hot air nozzles (12) are uniformly fixed at the bottom wall of the hot air pipe (13).
6. The soaking casting machine for producing polyimide films according to claim 1, wherein: the two sides of the top wall of the mounting bottom plate (9) are symmetrically provided with mounting risers (3), and the inner walls of the two groups of mounting risers (3) are provided with a plurality of groups of driving rollers (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322982040.8U CN221022003U (en) | 2023-11-06 | 2023-11-06 | Soaking casting machine for polyimide film production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322982040.8U CN221022003U (en) | 2023-11-06 | 2023-11-06 | Soaking casting machine for polyimide film production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221022003U true CN221022003U (en) | 2024-05-28 |
Family
ID=91132957
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322982040.8U Active CN221022003U (en) | 2023-11-06 | 2023-11-06 | Soaking casting machine for polyimide film production |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221022003U (en) |
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2023
- 2023-11-06 CN CN202322982040.8U patent/CN221022003U/en active Active
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