CN211221188U - Ceramic capacitor casting machine capable of improving casting quality - Google Patents
Ceramic capacitor casting machine capable of improving casting quality Download PDFInfo
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- CN211221188U CN211221188U CN201921576359.8U CN201921576359U CN211221188U CN 211221188 U CN211221188 U CN 211221188U CN 201921576359 U CN201921576359 U CN 201921576359U CN 211221188 U CN211221188 U CN 211221188U
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Abstract
The utility model discloses a ceramic capacitor casting machine for improving casting quality, which aims to solve the technical problems that the heating plate is often faster when heating a baseband film, the surface of a ceramic film is solidified, the internal water vapor is expanded to crack the surface of the ceramic film, and the quality of the ceramic capacitor is reduced; the frame is located curtain coating mechanism one side and is provided with the stoving cabinet that is used for drying ceramic membrane, and the stoving cabinet includes cadre, heating portion and drying portion in proper order along frame length direction, and the setting of predrying portion is provided with drying fan at the one end that the stoving cabinet is close to curtain coating mechanism in advance, and the predrying portion top is provided with drying fan, and the heating portion top is provided with the air heater, and the drying portion top is provided with the infrared drying lamp. The ceramic membrane is heated by adopting a progressive drying mode, so that the ceramic membrane after casting has better quality.
Description
Technical Field
The utility model relates to a ceramic capacitor technical field, more specifically say, it relates to a improve ceramic capacitor casting machine of curtain coating quality.
Background
The ceramic casting machine uses alumina as main raw material of ceramic casting, firstly the pulverized powder material is mixed with adhesive, plasticizer, dispersing agent and solvent to obtain slurry with a certain viscosity, then the slurry is flowed down from hopper, and is scraped and pressed by scraper and coated on the special base band with a certain thickness, after drying and solidification, the above-mentioned material is stripped to form film of green band, then according to the size and shape of finished product the green band can be undergone the processes of punching and laminating treatment so as to obtain the invented finished product. The casting machine has the advantages of low cost, high quality, no toxicity, simple production process and the like.
The prior patent with the publication number of CN2560907Y discloses a casting machine with a radiation heating drying device, which is suitable for producing electronic ceramics and other ceramic films, in particular ceramic dielectric films and protective layer films of chip monolithic capacitors, and mainly comprises a frame, a heat-insulating cover, a bottom plate, a steel belt, a heating plate, a heating area inlet and a heating area outlet.
However, when the ceramic film carried on the base band film is dried, the base band film is often heated by the heating plate, but the heating plate is often fast when heating the base band film, so that the surface of the ceramic film is solidified and the inner water vapor expands to crack the surface of the ceramic film, which leads to the reduction of the quality of the ceramic capacitor, and thus the improvement is needed.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide an improve ceramic capacitor casting machine of curtain coating quality, it has and adopts progressive formula stoving mode to heat ceramic membrane for the better advantage of ceramic membrane quality after the curtain coating.
In order to achieve the above purpose, the utility model provides a following technical scheme:
a ceramic capacitor casting machine capable of improving casting quality comprises a rack, a winding mechanism and a casting mechanism, wherein the winding mechanism is rotatably connected to the rack, a baseband film is arranged on the winding mechanism, and the casting mechanism for coating a ceramic film on the baseband film is arranged at the top end of the winding mechanism; the frame is located curtain coating mechanism one side and is provided with the stoving cabinet that is used for drying ceramic membrane, the stoving cabinet includes cadre, heating portion and drying portion in advance along frame length direction in proper order, cadre setting is close to the one end of curtain coating mechanism at the stoving cabinet in advance, cadre top is provided with drying fan in advance, the heating portion top is provided with the air heater, the drying portion top is provided with the infrared drying lamp.
Through adopting above-mentioned technical scheme, the setting of stoving cabinet is dried the ceramic membrane on the frenulum membrane to be convenient for follow-up rolling in order to carry out the stromatolite to the ceramic membrane. The temperatures of the pre-drying part, the heating part and the drying part are gradually increased, and the ceramic membrane is subjected to pre-drying, heating moisture escaping and final drying molding in a progressive heating and drying mode, so that the cracking of the ceramic membrane caused by too fast drying and the condition that the ceramic membrane cannot be molded caused by slow drying speed are reduced, and the molding quality of the ceramic membrane is improved.
Further, the drying fan and the hot air blower are obliquely fixed at the top end of the drying cabinet, and the drying fan and the hot air blower are arranged towards the drying part.
Through adopting above-mentioned technical scheme, the slope sets up and makes drying fan and air heater can accelerate the inside air current of drying cabinet to promote the air current and take away the moisture that evaporates in with the ceramic membrane.
Further, winding mechanism includes wind-up roll, backing roll and unreels the roller, unreel the roller setting in the bottom of curtain coating mechanism, the wind-up roll sets up in the bottom of unreeling the roller, the wind-up roll with unreel and be provided with the support frame along frame length direction between the roller, the one end of curtain coating mechanism is kept away from at the support frame to the backing roll setting, the support frame is located heating portion and drying portion and is provided with the electric heating board.
Through adopting above-mentioned technical scheme, the setting of support frame and electric heating board is convenient for heat the ceramic membrane from the bottom to promote the inside moisture of ceramic membrane to spill, thereby improve the quality of ceramic membrane.
Further, the drying cabinet bottom is provided with retrieves the cabinet, retrieve the cabinet and keep away from the one end of curtain coating mechanism and communicate with each other with the drying cabinet, be provided with the guide roll in retrieving the cabinet, the one end that retrieves the cabinet and be close to the curtain coating mechanism is provided with the discharge gate.
Through adopting above-mentioned technical scheme, retrieve setting up of cabinet and guide roll and be convenient for return the baseband membrane direction in the winding mechanism and carry out the rolling through the wind-up roll to carry out stromatolite and printing in transferring the stromatolite machine.
Further, the one end of drying cabinet top keeping away from curtain coating mechanism is provided with the ventilation hole, be provided with ventilation fan in the ventilation hole.
Through adopting above-mentioned technical scheme, the setting in ventilation hole is convenient for discharge the inside air of drying cabinet from the ventilation hole to be convenient for discharge the inside moisture of drying cabinet.
Further, the drying cabinet lateral wall rotates and is connected with the closing door, closing door one side is articulated through hinge and drying cabinet lateral wall, and the opposite side rotates through the pin and is connected with the locking pole, the drying cabinet lateral wall is located dwang department and is provided with the locking groove.
Through adopting above-mentioned technical scheme, thereby it is convenient for open the cabinet of drying to hinge on the lateral wall of drying the cabinet through the hinge of closing door to adjust and operate the inside support frame and the baseband membrane of cabinet of drying. The setting of lock pole is convenient for insert and is established and carry out the locking to the closed door in the locking groove, prevents that the closed door free rotation from resulting in the dust to get into inside the drying cabinet.
Furthermore, the drying cabinet is provided with a supporting groove at the position of the closed door, and a sealing rubber pipe is arranged on the surface of the closed door close to the supporting groove.
Through adopting above-mentioned technical scheme, the setting of supporting groove and sealing rubber tube is convenient for improve the airtight type of closed door department to it influences ceramic membrane quality to reduce the dust to get into in the stoving cabinet. Improve the gas tightness of closed door department simultaneously and help controlling the inside temperature of stoving cabinet.
Further, the closed door is provided with an observation port, and a transparent observation plate is arranged on the surface of one side, close to the drying cabinet, of the observation port.
Through adopting above-mentioned technical scheme, the setting of viewing aperture is convenient for observe the inside condition of drying cabinet, and the setting of transparent observation board is convenient for seal the viewing aperture so that observe drying cabinet inside from the drying cabinet outside, and need not to open drying cabinet.
To sum up, the utility model discloses following beneficial effect has:
1. the ceramic membrane drying device has the advantages that a drying cabinet, a drying fan, a hot air blower and an infrared drying lamp are arranged on one side of the casting mechanism, the ceramic membrane is heated in a progressive heating mode, so that the ceramic membrane drying effect is better, the probability of cracking caused by too fast drying and incapability of forming caused by too slow drying is reduced, and the ceramic membrane quality is improved;
2. the technology that the recovery cabinet, the guide roller and the supporting roller are matched is adopted, so that the effect of conveying the baseband film after casting back to the winding mechanism for winding is achieved;
3. the technology that the ventilation hole, the closed door, the locking rod, the locking groove, the supporting groove, the sealing rubber tube, the observation port and the transparent observation plate are matched is adopted, so that the effect of sealing the drying cabinet and discharging moisture outwards through the ventilation hole is generated.
Drawings
FIG. 1 is a schematic view of an overall structure of a ceramic capacitor casting machine for improving casting quality in an embodiment;
FIG. 2 is a schematic diagram for showing the structure of the recycling bin in the embodiment;
FIG. 3 is a schematic view for showing the structure of the vent hole in the embodiment;
fig. 4 is a schematic view for showing a structure at a closing door in the embodiment.
In the figure: 1. a frame; 11. a tape casting mechanism; 111. a casting box; 112. a scraper; 2. a winding mechanism; 20. a base band film; 21. a wind-up roll; 22. a support roller; 23. unwinding rollers; 231. a support frame; 2311. an electrical heating plate; 3. a drying cabinet; 31. a pre-drying section; 311. a drying fan; 32. a heating section; 321. a hot air blower; 33. a drying section; 331. an infrared drying lamp; 34. a vent hole; 341. a ventilation fan; 35. a locking groove; 36. a support groove; 4. a recovery cabinet; 41. a guide roller; 42. a discharge port; 5. a closing door; 51. a pin; 511. a lock lever; 52. sealing the rubber tube; 53. a viewing port; 531. a transparent viewing plate.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Example (b):
the utility model provides an improve ceramic capacitor casting machine of curtain coating quality, refer to fig. 1, it includes frame 1, winding mechanism 2 and curtain coating mechanism 11, winding mechanism 2 rotates to be connected in frame 1, winding mechanism 2 goes up around being equipped with baseband membrane 20, 2 tops of winding mechanism are provided with the curtain coating mechanism 11 that is used for coating the ceramic membrane on baseband membrane 20, curtain coating mechanism 11 includes curtain coating box 111 and scraper 112, curtain coating box 111 can be dismantled and fix in frame 1, scraper 112 is fixed in one side of curtain coating box 111, the scraper 112 top is provided with the actuating cylinder that drives that drive scraper 112 removed.
Referring to fig. 1, the winding mechanism 2 includes a winding roller 21, a supporting roller 22 and an unwinding roller 23, the unwinding roller 23 is disposed at the bottom end of the casting mechanism 11, the winding roller 21 is disposed at the bottom end of the unwinding roller 23, and the unwinding roller 23 and the winding roller 21 are respectively driven by a motor to rotate relative to the frame 1, so as to release and wind the base band film 20. A support frame 231 is arranged between the wind-up roll 21 and the wind-up roll 23 along the length direction of the frame 1, and the support frame 231 is fixed in the frame 1 through a support plate fixed by bolts. The support roller 22 is disposed at an end of the support frame 231 remote from the casting mechanism 11, a rotation shaft of the support roller 22 is welded and fixed to the support frame 231, and the support roller 22 freely rotates relative to the support frame 231, thereby supporting and guiding the base tape film 20.
Referring to fig. 1, a drying cabinet 3 for drying a ceramic membrane is arranged on one side of a casting mechanism 11 of a frame 1, the drying cabinet 3 is arranged in the frame 1, and the drying cabinet 3 is a cuboid hollow cabinet body. The drying cabinet 3 includes a pre-drying part 31, a heating part 32 and a drying part 33 in sequence along the length direction of the frame 1, and the pre-drying part 31 is arranged at one end of the drying cabinet 3 close to the casting mechanism 11. The top of cadre 31 in advance is provided with drying fan 311, and drying fan 311 is axial fan, through the bolt fastening on the top of drying cabinet inside wall, carries out predrying to the ceramic membrane through cadre 31 in advance to carry out preliminary drying to the ceramic membrane, make the preliminary shaping of ceramic membrane.
Referring to fig. 1, a heater 321 is provided at a top end of the heating unit 32, the heater 321 heats the ceramic film, the heater 321 is fixed to the top end of the heating unit 32 by bolts, and the ceramic film is heated by the heating unit 32 to promote evaporation of water from the inside of the ceramic film. The infrared drying lamp 331 is provided at the top end of the drying section 33, the infrared drying lamp 331 is an infrared heating lamp, and the ceramic film after the moisture overflow is dried and molded by the drying section 33.
Referring to fig. 1, the drying fan 311 and the hot air blower 321 are obliquely fixed at the top end of the drying cabinet 3, the drying fan and the hot air blower 321 are fixed at the top end of the drying cabinet 3 through a bracket and rotate through a rotating shaft, and the drying fan 311 and the hot air blower 321 are disposed toward the drying part 33, thereby promoting the air flow inside the drying cabinet 3.
Referring to fig. 1, the supporting frame 231 is provided with an electric heating plate 2311 at the heating part 32 and the drying part 33, the electric heating plate 2311 is fixed at the bottom end of the supporting frame 231 by bolts, the electric heating plate 2311 generates heat after being electrified, and the heat is conducted to the surface of the base band film 20 through the supporting frame 231, thereby promoting the moisture in the ceramic film to be evaporated outwards.
Referring to fig. 1 and 2, a recovery cabinet 4 is arranged at the bottom end of the drying cabinet 3, one end of the recovery cabinet 4, which is far away from the casting mechanism 11, is communicated with the drying cabinet 3, a guide roller 41 is arranged in the recovery cabinet 4, and the guide roller 41 is fixed in the recovery cabinet 4 and plays a role in guiding the base band film 20. One end of the recovery cabinet 4 close to the casting mechanism 11 is provided with a discharge port 42, and the base band film 20 with the ceramic film is guided by a guide roller 41 and output from the discharge port 42 to a winding roller 21 for winding, so that the later-stage further processing is facilitated.
Referring to fig. 3, a vent hole 34 is provided at one end of the top of the drying cabinet 3 far from the casting mechanism 11, the vent hole 34 penetrates through the top wall of the drying cabinet 3, and the vent hole 34 is provided with a vent pipe. A ventilation fan 341 is disposed in the ventilation hole 34, the ventilation fan 341 is an axial fan, and the wind direction is outward from the inside of the drying cabinet 3. The outer side wall of the ventilation pipe can be sleeved with a corrugated pipe to discharge the moisture in the drying cabinet 3.
Referring to fig. 4, the side wall of the drying cabinet 3 is rotatably connected with a closing door 5, one side of the closing door 5 is hinged with the outer side wall of the drying cabinet 3 through a hinge, the other side of the closing door 5 is rotatably connected with a locking rod 511 through a pin 51, the pin 51 and the locking rod 511 are respectively provided with two, and the pin 51 is convexly arranged on the surface of one side of the closing door 5 away from the inside of the drying cabinet 3. 3 lateral walls of drying cabinet are located dwang department and are provided with locking groove 35, and 3 lateral walls of drying cabinet are located locking pole 511 department arch and are provided with the lug, and locking groove 35 sets up in one side of lug and with locking pole 511 looks adaptation. The locking lever 511 is positioned at one side of the pin 51 to be inserted into the locking groove 35 and at the other side to be inclined so as to be easily held to rotate the locking lever 511.
Referring to fig. 4, the drying cabinet 3 is provided with a support groove 36 at the closing door 5, and the size of the support groove 36 is smaller than that of the closing door 5. The surface of the closing door 5 close to the support groove 36 is provided with a sealing rubber tube 52, the sealing rubber tube 52 is fixed on the surface of the closing plate close to the support groove 36 in a cementing mode, and the sealing rubber tube 52 is abutted against the support groove 36 when the closing door 5 is closed, so that the sealing performance of the closing door 5 is improved.
Referring to fig. 4, the sealing door 5 is provided with a viewing port 53, the viewing port 53 penetrates through the entire side wall of the sealing door 5, a transparent viewing plate 531 is disposed on a side surface of the viewing port 53 close to the inside of the drying cabinet 3, and a transparent glass plate is fixed on the inner side wall of the viewing port 53 by means of adhesion, so as to observe the inside of the drying cabinet 3.
The working principle is as follows:
when casting the ceramic membrane, the unwinding mechanism unwinds the base band membrane 20, so that the base band membrane 20 extends out of the frame 1 to the bottom end of the casting box 111, and the slurry in the casting box 111 is coated on the base band membrane 20 through the scraper 112 to form a layer of ceramic membrane. The ceramic membrane enters the drying cabinet 3 to be dried under the combined action of the winding mechanism 2, the ceramic membrane firstly passes through the pre-drying part 31, and the drying fan 311 of the pre-drying part 31 accelerates the evaporation of water in the ceramic membrane, so that the ceramic membrane is temporarily molded.
Then, the ceramic film is conveyed to the heating unit 32, and the electric heating plate 2311 and the hot air blower 321 heat the ceramic film at the same time to promote evaporation of moisture in the ceramic film, thereby reducing moisture in the ceramic film as much as possible and reducing cracking. The ceramic film is finally conveyed to the drying part 33, and is subjected to double heating by the electric heating plate 2311 and the infrared drying lamp 331, so that the ceramic film is accelerated to be solidified and molded, and the later-stage winding is facilitated.
The dried ceramic membrane is conveyed into the recovery cabinet 4 through the supporting roller 22 and the guide roller 41, and is wound by the winding roller 21 through the discharge port 42 of the recovery cabinet 4, so that the later lamination operation is facilitated.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.
Claims (8)
1. A ceramic capacitor casting machine capable of improving casting quality comprises a rack (1), a winding mechanism (2) and a casting mechanism (11), wherein the winding mechanism (2) is rotatably connected to the rack (1), a baseband film (20) is arranged on the winding mechanism (2), and the casting mechanism (11) for coating a ceramic film on the baseband film (20) is arranged at the top end of the winding mechanism (2); the method is characterized in that: frame (1) is located casting mechanism (11) one side and is provided with stoving cabinet (3) that are used for drying ceramic membrane, stoving cabinet (3) include cadre (31), heating portion (32) and drying portion (33) in proper order along frame (1) length direction, cadre (31) set up the one end that is close to casting mechanism (11) in stoving cabinet (3), cadre (31) top is provided with drying fan (311) in advance, heating portion (32) top is provided with hot-blast machine (321), drying portion (33) top is provided with infrared drying lamp (331).
2. The ceramic capacitor casting machine for improving casting quality according to claim 1, wherein: the drying fan (311) and the hot air blower (321) are obliquely fixed at the top end of the drying cabinet (3), and the drying fan (311) and the hot air blower (321) are arranged towards the drying part (33).
3. The ceramic capacitor casting machine for improving casting quality according to claim 1, wherein: winding mechanism (2) include wind-up roll (21), backing roll (22) and unreel roller (23), it sets up the bottom at casting mechanism (11) to unreel roller (23), wind-up roll (21) set up the bottom at unreeling roller (23), be provided with support frame (231) along frame (1) length direction between wind-up roll (21) and unreel roller (23), backing roll (22) set up the one end of keeping away from casting mechanism (11) in support frame (231), support frame (231) are located heating portion (32) and drying portion (33) and are provided with electric heating board (2311).
4. The ceramic capacitor casting machine for improving casting quality according to claim 3, wherein: drying cabinet (3) bottom is provided with retrieves cabinet (4), retrieve cabinet (4) and keep away from the one end of curtain coating mechanism (11) and communicate with each other with drying cabinet (3), be provided with guide roll (41) in retrieving cabinet (4), the one end that retrieves cabinet (4) is close to curtain coating mechanism (11) is provided with discharge gate (42).
5. The ceramic capacitor casting machine for improving casting quality according to claim 1, wherein: one end, far away from casting mechanism (11), of drying cabinet (3) top is provided with ventilation hole (34), be provided with ventilation fan (341) in ventilation hole (34).
6. The ceramic capacitor casting machine for improving casting quality according to claim 1, wherein: drying cabinet (3) lateral wall rotates and is connected with closed door (5), closed door (5) one side is articulated through hinge and drying cabinet (3) lateral wall, and the opposite side rotates through pin (51) and is connected with locking pole (511), drying cabinet (3) lateral wall is located dwang department and is provided with locking groove (35).
7. The ceramic capacitor casting machine for improving casting quality according to claim 6, wherein: a supporting groove (36) is formed in the position, located at the closed door (5), of the drying cabinet (3), and a sealing rubber pipe (52) is arranged on the surface, close to the supporting groove (36), of the closed door (5).
8. The ceramic capacitor casting machine for improving casting quality according to claim 7, wherein: the closed door (5) is provided with an observation port (53), and a transparent observation plate (531) is arranged on the surface of one side, close to the drying cabinet (3), of the observation port (53).
Priority Applications (1)
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CN201921576359.8U CN211221188U (en) | 2019-09-20 | 2019-09-20 | Ceramic capacitor casting machine capable of improving casting quality |
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CN201921576359.8U CN211221188U (en) | 2019-09-20 | 2019-09-20 | Ceramic capacitor casting machine capable of improving casting quality |
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CN211221188U true CN211221188U (en) | 2020-08-11 |
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CN201921576359.8U Active CN211221188U (en) | 2019-09-20 | 2019-09-20 | Ceramic capacitor casting machine capable of improving casting quality |
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