CN114701046B - Preparation equipment and preparation method of ultrahigh-voltage ceramic capacitor - Google Patents
Preparation equipment and preparation method of ultrahigh-voltage ceramic capacitor Download PDFInfo
- Publication number
- CN114701046B CN114701046B CN202210481593.2A CN202210481593A CN114701046B CN 114701046 B CN114701046 B CN 114701046B CN 202210481593 A CN202210481593 A CN 202210481593A CN 114701046 B CN114701046 B CN 114701046B
- Authority
- CN
- China
- Prior art keywords
- forming
- mixture
- feeding
- driving
- porcelain
- 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.)
- Active
Links
- 239000003985 ceramic capacitor Substances 0.000 title claims abstract description 24
- 238000002360 preparation method Methods 0.000 title claims abstract description 16
- 229910052573 porcelain Inorganic materials 0.000 claims abstract description 74
- 239000000203 mixture Substances 0.000 claims abstract description 71
- 230000007246 mechanism Effects 0.000 claims abstract description 35
- 239000000919 ceramic Substances 0.000 claims abstract description 23
- 238000004519 manufacturing process Methods 0.000 claims abstract description 22
- 238000003825 pressing Methods 0.000 claims abstract description 12
- 238000000465 moulding Methods 0.000 claims description 55
- 238000005056 compaction Methods 0.000 claims description 32
- 238000005245 sintering Methods 0.000 claims description 9
- 230000005540 biological transmission Effects 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 5
- 230000009471 action Effects 0.000 claims description 4
- 230000002093 peripheral effect Effects 0.000 claims description 4
- 239000011449 brick Substances 0.000 claims 6
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims 2
- 235000017491 Bambusa tulda Nutrition 0.000 claims 2
- 241001330002 Bambuseae Species 0.000 claims 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims 2
- 239000011425 bamboo Substances 0.000 claims 2
- 206010040007 Sense of oppression Diseases 0.000 claims 1
- 238000010276 construction Methods 0.000 claims 1
- 238000005498 polishing Methods 0.000 claims 1
- 238000007599 discharging Methods 0.000 description 9
- 238000010586 diagram Methods 0.000 description 4
- 239000002994 raw material Substances 0.000 description 4
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 239000003990 capacitor Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B3/00—Producing shaped articles from the material by using presses; Presses specially adapted therefor
- B28B3/02—Producing shaped articles from the material by using presses; Presses specially adapted therefor wherein a ram exerts pressure on the material in a moulding space; Ram heads of special form
- B28B3/04—Producing shaped articles from the material by using presses; Presses specially adapted therefor wherein a ram exerts pressure on the material in a moulding space; Ram heads of special form with one ram per mould
- B28B3/06—Producing shaped articles from the material by using presses; Presses specially adapted therefor wherein a ram exerts pressure on the material in a moulding space; Ram heads of special form with one ram per mould with two or more ram and mould sets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B11/00—Apparatus or processes for treating or working the shaped or preshaped articles
- B28B11/24—Apparatus or processes for treating or working the shaped or preshaped articles for curing, setting or hardening
- B28B11/243—Setting, e.g. drying, dehydrating or firing ceramic articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B13/00—Feeding the unshaped material to moulds or apparatus for producing shaped articles; Discharging shaped articles from such moulds or apparatus
- B28B13/02—Feeding the unshaped material to moulds or apparatus for producing shaped articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B13/00—Feeding the unshaped material to moulds or apparatus for producing shaped articles; Discharging shaped articles from such moulds or apparatus
- B28B13/04—Discharging the shaped articles
- B28B13/06—Removing the shaped articles from moulds
Landscapes
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Structural Engineering (AREA)
- Press-Shaping Or Shaping Using Conveyers (AREA)
Abstract
The invention discloses a preparation device and a preparation method of an ultrahigh-voltage ceramic capacitor, wherein the preparation device comprises a mixture feeding and compacting mechanism arranged above a ceramic blank forming die, the ceramic blank forming die is driven to be layered and form a plurality of layers of ceramic blank groups, each layer of ceramic blank group respectively falls on a corresponding burning plate, and the preparation method is based on the preparation device to realize the compacting of the mixture into ceramic blanks. According to the invention, one or more porcelain blanks with different types can be synchronously manufactured in batches according to requirements, so that the production efficiency is improved, and the input cost is reduced. The invention is suitable for the technical field of pressing the mixture into porcelain blanks in the production and processing of the ultrahigh voltage ceramic capacitor.
Description
Technical Field
The invention belongs to the technical field of ceramic capacitor production and processing, and particularly relates to equipment and a method for preparing an ultrahigh-voltage ceramic capacitor.
Background
At present, in the process of producing and processing ceramic capacitors, raw materials are required to be pressed according to the structural shape of the capacitor, so that a blank of a ceramic medium is formed, namely a porcelain blank, and then subsequent operations such as sintering, electrode manufacturing, lead welding, coating, encapsulation and the like are performed. In the existing porcelain blank production, the mixture of raw materials is required to be conveyed into a die, and then the mixture is compacted by a special tool, so that one or more porcelain blanks with the same type are formed. However, in actual production, ceramic capacitors of different types are required to be produced, so that a plurality of dies of different types are required, and ceramic blanks of different types are required to be pressed independently in the production process, so that the production efficiency is low, and more equipment is required, so that the input cost is high.
Disclosure of Invention
The invention provides a preparation device and a preparation method of an ultrahigh-voltage ceramic capacitor, which are used for synchronously manufacturing one or more porcelain blanks of different types in batches according to requirements, so that the production efficiency is improved, and the input cost is reduced.
In order to achieve the above purpose, the technical scheme adopted by the invention is as follows:
the preparation equipment of the ultrahigh voltage ceramic capacitor comprises a mixture feeding and compacting mechanism arranged above a ceramic blank forming die, wherein the ceramic blank forming die is driven to be layered to form a plurality of layers of ceramic blank groups, and each layer of ceramic blank groups respectively fall on corresponding burning bearing plates.
Further, the mixture feeding and compacting mechanism comprises a mounting seat with an inner cavity, a feeding port communicated with the inner cavity is formed in the upper end of the mounting seat, a plurality of feeding compacting units are arranged on the mounting seat at intervals, the feeding compacting units are driven by a driving mechanism to convey the mixture into a porcelain blank forming die, and a driving piece capable of driving the mounting seat to drive the feeding compacting units to vertically reciprocate is arranged on the mounting seat.
Further, the feeding compacting unit comprises a blanking barrel, the upper end of the blanking barrel is communicated with the lower portion of the inner cavity of the mounting seat through a blanking hopper, the axis of the blanking barrel extends vertically, a mounting rod is assembled in the blanking barrel, the mounting rod is in transmission connection with the driving mechanism, conveying blades extending spirally along the axis of the mounting rod are constructed on the outer peripheral surface of the mounting rod, and an opening-closing compacting piece is constructed at the lower end of the mounting rod.
Further, the opening and closing compaction piece comprises a truncated cone-shaped compaction block arranged at the lower end of the blanking barrel, the radius of the lower end of the compaction block is larger than that of the upper end of the compaction block, a vertically extending inserted rod is constructed at the upper end of the compaction block, the inserted rod is inserted into a slot at the lower end of the installation rod, a spring is sleeved outside the inserted rod, two ends of the spring are respectively and fixedly connected onto the upper end face of the compaction block and the lower end face of the installation rod, and the compaction block is driven to do compression or move away from a porcelain blank in a porcelain blank forming die so as to form the lower port of the blanking barrel opened and closed by the compaction block.
Further, the driving mechanism comprises a driving motor assembled on the mounting seat, a driving wheel is installed on an output shaft of the driving motor, driving wheels are installed at the upper end of each mounting rod, at least one group of driving wheels is arranged at the upper end of each mounting rod, each group of driving wheels is in transmission connection through a first driving belt, a driven wheel is assembled on one mounting rod corresponding to each group of driving wheels, and the driven wheel is in transmission connection with the driving wheel through a second driving belt.
Further, the porcelain body forming die comprises a plurality of forming templates which are vertically and sequentially stacked together, a plurality of forming cavities are formed in each forming template at intervals, the forming cavities on the adjacent forming templates are correspondingly arranged and are mutually communicated, a plurality of adjusting screws are connected to the uppermost forming template at intervals, a fastening nut is connected to each adjusting screw in a threaded mode, and each adjusting screw can be connected with one or a plurality of forming templates.
Further, the caliber of the molding cavity of the molding template positioned below in the adjacent molding templates is not larger than that of the molding cavity of the molding template positioned above.
Further, a limit ring groove is formed in each molding template and located at the upper end of each molding cavity, an adjusting sleeve is assembled in each molding cavity, the outer wall of the adjusting sleeve is matched with the inner wall of each molding cavity, a limit flange extending outwards in the radial direction of the adjusting sleeve is formed at the upper end of the adjusting sleeve, and the limit flange is assembled in the limit ring groove.
Further, each molding template is of a rectangular plate-shaped structure, the four corners of each molding template are respectively provided with a butt lug, the uppermost molding template is connected with the output end of the pushing piece, and the uppermost molding templates are pushed and pulled by the pushing piece to form the molding templates which are staggered or laminated.
The invention also discloses a method for preparing the ultrahigh voltage ceramic capacitor based on the preparation equipment of the ultrahigh voltage ceramic capacitor, which comprises the following steps:
s1, placing the mixed mixture into a mixture feeding and compacting mechanism;
s2, starting a mixture feeding and compacting mechanism, conveying the mixture, and gradually entering a porcelain blank forming die;
s3, after the mixture enters the porcelain blank forming die for a certain amount, controlling the driving piece to drive the feeding and pressing unit to vertically reciprocate through the mounting seat, and further compacting the mixture in the porcelain blank forming die by the lower end of the feeding and pressing unit;
s4, repeating the action of the step S3, so that the mixture is conveyed into a porcelain blank forming die for multiple times and compacted in batches to form porcelain blanks;
s5, controlling the porcelain blank forming die to stagger the laminated forming templates, and forming porcelain blank groups of one or more types in batches, wherein the porcelain blank groups respectively fall on the corresponding burning bearing plates;
s6, placing the sintering plates into a tunnel furnace for sintering to form the porcelain body.
Compared with the prior art, the invention adopts the structure, and the technical progress is that: the invention can convey the mixture of raw materials into the porcelain blank forming die through the mixture feeding and pressing mechanism, and the mixture feeding and pressing mechanism can compact the mixture in the porcelain blank forming die for a plurality of times in a conveying gap, so that the mixture in the porcelain blank forming die is in a compact form, then the porcelain blank forming die is driven to be layered, and then a plurality of layers of porcelain blank groups are formed, thereby forming one or more types of porcelain blank groups in batches, and then the porcelain blank groups are placed into a tunnel furnace along with a burning plate for sintering to form a required porcelain body; in summary, the invention can synchronously manufacture one or more porcelain blanks with different types in batches according to the requirements, thereby improving the production efficiency and reducing the input cost.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention.
In the drawings:
FIG. 1 is a schematic diagram of an embodiment of the present invention;
FIG. 2 is a schematic structural view of a mixture feeding and compacting mechanism according to an embodiment of the invention;
FIG. 3 is a schematic view of a mixture feeding and compacting mechanism according to another embodiment of the present invention;
FIG. 4 is an axial structural cross-sectional view of a feeding compaction unit according to an embodiment of the present invention;
FIG. 5 is a schematic diagram of a split structure of a feeding and compacting unit according to an embodiment of the present invention;
FIG. 6 is a schematic diagram of a ceramic blank forming die and a placement frame with a setter plate according to an embodiment of the present invention;
FIG. 7 is a schematic diagram of a porcelain blank forming mold according to an embodiment of the present invention;
FIG. 8 is a structural cross-sectional view of a porcelain blank forming die according to an embodiment of the invention;
FIG. 9 is a schematic view of a forming die plate equipped with an adjustment sleeve according to an embodiment of the present invention;
FIG. 10 is a schematic view of a partial structure of a split molding die plate and an adjusting sleeve according to an embodiment of the present invention;
FIG. 11 is a top view of a ceramic green forming die and a placement frame with a setter plate according to an embodiment of the present invention;
fig. 12 is a schematic structural view of forming templates staggered with each other and corresponding to a setter plate according to an embodiment of the present invention.
Marking parts: 100-mixture feeding and compacting mechanism, 101-mounting seat, 102-discharging cylinder, 103-discharging hopper, 104-feeding port, 105-mounting rod, 106-conveying blade, 107-compacting block, 108-inserting rod, 109-spring, 200-driving mechanism, 201-driving motor, 202-driving wheel, 203-driven wheel, 204-second driving belt, 205-driving wheel, 206-first driving belt, 300-porcelain blank forming die, 301-forming template, 302-forming cavity, 303-limit ring groove, 304-guiding strip, 305-threaded hole, 306-pressing plate, 307-adjusting screw, 308-fastening nut, 309-pushing piece, 310-abutting lug, 400-adjusting sleeve, 401-sleeve body, 402-limit flange, 403-forming port, 500-driving piece, 501-connecting plate, 600-bearing plate, 601-placing groove, 700-placing frame and 701-side pushing piece.
Detailed Description
Preferred embodiments of the present invention will be described below with reference to the accompanying drawings. It should be understood that the preferred embodiments described herein are presented for purposes of illustration and explanation only and are not intended to limit the present invention.
The invention discloses a preparation device of an ultrahigh-voltage ceramic capacitor, which is shown in fig. 1 and comprises a mixture feeding and compacting mechanism 100 and a ceramic blank forming die 300, wherein the mixture feeding and compacting mechanism 100 is arranged above the ceramic blank forming die 300, and the mixture enters the ceramic blank forming die 300 and is compacted. The green forming mold 300 of the present invention may be driven to separate layers, thereby dividing the compacted mixture into multiple layers of green groups, and the green groups respectively fall onto corresponding setter plates 600. The invention has the following working principle and advantages: the invention can convey the mixture of raw materials into the porcelain blank forming die 300 through the mixture feeding and compacting mechanism 100, and the mixture feeding and compacting mechanism 100 can compact the mixture in the porcelain blank forming die 300 for a plurality of times in a conveying gap, so that the mixture in the porcelain blank forming die 300 is in a compact form, then the porcelain blank forming die 300 is driven to laminate, and then a plurality of layers of porcelain blank groups are formed, thereby one or more types of porcelain blank groups are formed in batches, and then the porcelain blank groups are placed into a tunnel furnace along with a burning plate 600 for sintering, so that a required porcelain body is formed; in summary, the invention can synchronously manufacture one or more porcelain blanks with different types in batches according to the requirements, thereby improving the production efficiency and reducing the input cost.
As a preferred embodiment of the present invention, as shown in fig. 2 to 5, the mix feeding press 100 includes a mounting base 101, a driving mechanism 200, and a plurality of feeding press units, wherein the mounting base 101 has an inner cavity for containing the mix, at least one feeding port 104 is formed at an upper end of the mounting base 101, and the feeding port 104 is communicated with the inner cavity of the mounting base 101. The above-mentioned multiple feeding press blank units are arranged on the mounting seat 101 at intervals, the driving mechanism 200 is mounted on the mounting seat 101, and the driving mechanism 200 is in transmission connection with each feeding press blank unit, and these feeding press blank units are driven by the driving mechanism 200 to operate, so that the mixture in the inner cavity is conveyed into the porcelain blank forming die 300. In this embodiment, the connecting plate 501 is installed at the upper end of the mounting seat 101, the driving member 500 is installed on the connecting plate 501, and the driving member 500 is used to drive the mounting seat 101 to drive the feeding and compacting unit to reciprocate along the vertical direction, so as to implement the compaction operation of the lower end of the feeding and compacting unit on the mixture in the porcelain blank forming mold 300, and the driving member 500 in this embodiment generally adopts an air cylinder or a hydraulic cylinder.
As a preferred embodiment of the present invention, as shown in fig. 4 to 5, the feeding compacting unit includes a discharging cylinder 102, a mounting rod 105 and an opening and closing compacting member, wherein a discharging hopper 103 is constructed at an upper end of the discharging cylinder 102, a caliber of the discharging hopper 103 is gradually increased upward in a vertical direction, and an upper end of the discharging hopper 103 is fixedly connected with a lower end of the mounting seat 101, and the discharging hopper 103 is communicated with a lower portion of an inner cavity of the mounting seat 101, thereby facilitating a mixture in the inner cavity to enter the discharging cylinder 102. The axis of the lower barrel 102 of the present embodiment extends in the vertical direction, and the mounting rod 105 is fitted in the lower barrel 102 with the axes of the two coinciding. The present embodiment is configured with a conveying blade 106 on the outer peripheral surface of the mounting rod 105, the conveying blade 106 extending spirally along the axis of the mounting rod 105 to the lower end port of the lower cylinder 102. The mounting rod 105 of the present embodiment is in transmission connection with the driving mechanism 200, and the mounting rod 105 is driven by the driving mechanism 200 to rotate, so that the mixture entering the blanking cylinder 102 is conveyed out of the blanking cylinder 102 through the conveying blade 106. The opening and closing compacting member of the present embodiment is installed at the lower end of the installation rod 105, so that when the feeding compacting unit conveys the mixture, the opening and closing compacting member opens the lower end port of the blanking cylinder 102, so that the mixture is conveyed into the porcelain blank forming mold 300; when the feeding and compacting unit presses the mixture in the porcelain blank forming die 300, the opening and closing compacting member closes the port at the lower end of the blanking barrel 102, and the opening and closing compacting member is matched with the lower end of the blanking barrel 102 to compact the mixture, namely, when the mixture is pressed, the opening and closing compacting member is stressed to enable the lower end face of the opening and closing compacting member to be positioned on the same plane with the lower end face of the blanking barrel 102. The specific structure of the opening and closing compaction member of this embodiment is that the opening and closing compaction member includes a compaction block 107 and a spring 109, wherein the compaction block 107 is in a truncated cone-shaped structure, the compaction block 107 is disposed at the lower end of the blanking barrel 102, and the lower end of the compaction block 107 may extend out of the lower end of the blanking barrel 102, the radius of the lower end of the compaction block 107 is larger than that of the upper end of the compaction block, the lower end port of the blanking barrel 102 is configured as a conical surface, so that the compaction block 107 may be matched with the outer peripheral surface of the compaction block 107, and the lower end port of the blanking barrel 102 is closed. In this embodiment, the upper end of the compaction block 107 is configured with the insert rod 108, the insert rod 108 extends in the vertical direction, the lower end of the mounting rod 105 is configured with the slot, the insert rod 108 is inserted into the slot, and in order to avoid the insert rod 108 rotating in the slot, the cross sections of the insert rod 108 and the slot are both regular polygons. In order to facilitate opening and closing of the lower end port of the blanking barrel 102, a spring 109 is sleeved outside the inserted rod 108, two ends of the spring 109 are respectively and fixedly connected to the upper end face of the compacting block 107 and the lower end face of the mounting rod 105, and the compacting block 107 moves along with the mounting rod 105 in the vertical direction, so that the compacting block 107 contacts with the mixture in the porcelain blank forming die 300, and the compacting block 107 moves upwards under the action of the gradually compacted mixture along with the continuous downward movement of the mounting rod 105 until the lower end face of the compacting block 107 is leveled with the lower end face of the lower end port of the blanking barrel 102, and then the mounting rod 105 is continuously driven downwards to move, so that the purpose of compacting the mixture is achieved; when the mounting rod 105 is driven to gradually move upwards, the acting force between the compaction block 107 and the mixture acted on the compaction block is gradually reduced, and the spring 109 gradually pushes the compaction block 107 to reset, so that the lower end port of the blanking barrel 102 is gradually opened, and the mounting rod 105 is driven to rotate by the driving mechanism 200, so that the mixture is conveyed into the porcelain blank forming die 300 through the blanking barrel 102.
As a preferred embodiment of the present invention, as shown in fig. 2, the driving mechanism 200 includes a driving motor 201, wherein the driving motor 201 is assembled at one side of the mounting base 101, a driving wheel 202 is mounted on an output shaft of the driving motor 201, driving wheels 205 are mounted at an upper end of each mounting bar 105, and the driving wheels 205 may be one or more groups, and each group of driving wheels 205 is drivingly connected through a first driving belt 206. In this embodiment, one of the mounting rods 105 is selected from the mounting rods 105 corresponding to each group of driving wheels 205, and a driven wheel 203 is mounted on this mounting rod 105, and the driven wheel 203 is in driving connection with the driving wheel 202 through a second driving belt 204. In this way, the driving motor 201 drives the driven wheel 203 to rotate the mounting rod 105 through the driving of the driving wheel 202 and the second driving belt 204, and the mounting rod 105 drives other mounting rods 105 to rotate through the driving of the driven wheel 203 and the first driving belt 206, so that the synchronous rotation of the mounting rods 105 is realized, that is, the synchronous realization of the conveying of the mixture by the multiple feeding and compacting units is realized.
As a preferred embodiment of the present invention, as shown in fig. 6 to 7, the porcelain body forming mold 300 includes a plurality of forming templates 301 stacked one on another in a vertical direction, the forming templates 301 being identical or different in model, and being exchangeable according to the model of porcelain body to be produced, a pressing plate 306 is installed on the uppermost forming template 301. Wherein, a plurality of molding cavities 302 are constructed on each molding template 301 at intervals, the molding cavities 302 are divided into a plurality of rows, the rows of molding cavities 302 are arranged side by side, guide bars 304 are constructed on the upper surface of the molding template 301 at intervals, guide grooves are constructed on the lower surface of the molding template 301, the adjacent molding templates 301 are connected by assembling the guide bars 304 and the corresponding guide grooves, the direction of the movement of the molding templates 301 driven is the same as the guiding direction of the guide grooves and the guide bars 304, and the molding templates 301 are driven to realize the purpose of staggering or overlapping. The molding cavities 302 on the molding templates 301 adjacent to each other vertically are correspondingly arranged and mutually communicated, threaded holes 305 are respectively formed in each corner of each molding template 301, a plurality of adjusting screws 307 are connected to the uppermost molding template 301 at intervals, each adjusting screw 307 passes through a pressing plate 306 and then spirally extends into the threaded hole 305 of the molding template 301, a fastening nut 308 is connected to each adjusting screw 307 in a threaded manner, and each adjusting screw 307 can be connected with one or more molding templates 301. According to the embodiment, according to specific situations, the adjusting screw 307 is connected with one or more molding templates 301, so that the molding templates 301 are driven to be staggered to form at least two layers, when the two layers are formed, the adjusting screw is connected to the molding template 301 of the secondary bottom layer, at this time, the porcelain blank is formed in the molding cavity 302 of the molding template 301 of the bottommost layer, the other molding templates 301 connected together play the upper part of the mixture in the cutting compaction state, and the mixture in the molding template 301 of the bottommost layer is kept consistent. In this embodiment, when pressing porcelain blanks of different types, the caliber of the forming cavity 302 of the forming die plate 301 positioned below the adjacent forming die plate 301 is not larger than that of the forming cavity 302 of the forming die plate 301 positioned above, so that the lower end of the feeding and compacting unit is convenient to fully compact the mixture in the forming cavity 302, and the mixture at the upper part is fully compacted to the mixture at the lower part. If the aperture of the molding cavity 302 of the molding die plate 301 located below is larger than that of the molding cavity 302 of the molding die plate 301 located above, a loose state may occur in the lower portion, and the lower end of the feeding and compacting unit cannot be compacted sufficiently. In order to adjust the size of the forming cavity 302 in this embodiment so as to press porcelain blanks of different types, as shown in fig. 8-10, a limit ring groove 303 is formed on each forming die 301 and located at the upper end of each forming cavity 302, an adjusting sleeve 400 is assembled in the forming cavity 302, the adjusting sleeve 400 comprises a sleeve body 401, a limit flange 402 is formed at the upper end of the sleeve body 401, the limit flange 402 extends outwards along the radial direction of the sleeve body 401, and a forming opening 403 is formed in the sleeve body 401. Moreover, the outer wall of the sleeve 401 of this embodiment is matched with the inner wall of the forming cavity 302, and the limit flange 402 is assembled in the limit ring groove 303.
As a preferred embodiment of the present invention, as shown in fig. 11 to 12, each of the molding dies 301 has a rectangular plate-like structure, abutment lugs 310 are respectively formed at four corners of each of the molding dies 301, the uppermost molding die 301 is connected to the output end of the pushing member 309, and the uppermost molding die 301 is pushed and pulled by the pushing member 309 to form the molding dies 301 which are staggered or stacked with each other. In this way, the pushing member 309 pushes the uppermost molding die plate 301 to move, so that the corresponding abutment lugs 310 on the adjacent molding die plates 301 abut, and the molding die plates 301 are staggered from each other, the placement frame 700 of the embodiment has a step-shaped structure, and a plurality of setter plates 600 are respectively placed on each step of the placement frame 700, so that the molding die plates 301 move to the corresponding steps, and the lower surfaces of the molding die plates 301 are in contact with the upper surfaces of the setter plates 600. In this embodiment, in the process of staggering the forming template 301, the forming cavity 302 is always staggered with the placement groove 601 on the setter plate 600, a side pushing member 701 is installed on one side of the placement frame 700, after the forming template 301 is completely staggered, the side pushing member 701 pushes the placement frame 700 to move laterally, so that the setter plate 600 moves along with the placement frame 700, the placement groove 601 on the setter plate 600 corresponds to the forming cavity 302 one by one, and then the porcelain blanks are jacked into the placement groove 601 by driving the ejector rods. The number of the ejector rods is multiple, the ejector rods are arranged on a fixed plate, the ejector rods are in one-to-one correspondence with the forming cavities 302, a driving cylinder is arranged above the fixed plate, and an output rod of the driving cylinder is connected with the fixed plate and used for driving the fixed plate to drive the ejector rods to move along the vertical direction. The driving cylinder, the side pushing member 701 and the pushing member 309 of this embodiment are all cylinders or hydraulic cylinders.
The invention also discloses a method for preparing the ultrahigh voltage ceramic capacitor based on the preparation equipment of the ultrahigh voltage ceramic capacitor, which comprises the following steps:
s1, placing the mixed mixture into a mixture feeding and compacting mechanism 100;
s2, starting a mixture feeding and compacting mechanism 100, conveying the mixture, and gradually entering a porcelain blank forming die 300;
s3, after the mixture enters the porcelain blank forming die 300 by a certain amount, controlling the driving piece 500 to drive the feeding and compacting unit to vertically reciprocate through the mounting seat 101, so that the lower end of the feeding and compacting unit compacts the mixture in the porcelain blank forming die 300;
s4, repeating the action of the step S3, so that the mixture is conveyed into the porcelain blank forming die 300 for a plurality of times and compacted in batches to form porcelain blanks;
s5, controlling the pushing piece 309 to act, so that the forming templates 301 stacked by the porcelain blank forming die 300 are sequentially staggered, and one or more types of porcelain blank groups are formed in batches;
s6, controlling the side pushing pieces 701 so that the forming cavities 302 correspond to the placing grooves 601 of the setter plates 600 one by one, and then driving the driving rods so that the ejector rods respectively eject the porcelain blanks into the placing grooves 601 of the corresponding setter plates 600;
and S7, placing the sintering plates 600 into a tunnel furnace for sintering to form the porcelain body.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present invention, and the present invention is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present invention has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.
Claims (8)
1. The preparation equipment of superhigh pressure ceramic capacitor, its characterized in that: the ceramic green brick forming machine comprises a mixture feeding and pressing mechanism arranged above a ceramic green brick forming die, wherein the ceramic green brick forming die is driven to be layered and form a plurality of layers of ceramic green brick groups, the ceramic green brick forming die is controlled to stagger laminated forming templates, and one or more types of ceramic green brick groups are formed in batches and respectively fall on corresponding burning plates;
the porcelain blank forming die comprises a plurality of forming templates which are vertically and sequentially stacked together, a plurality of forming cavities are formed in each forming template at intervals, the forming cavities on the adjacent forming templates are correspondingly arranged and mutually communicated, a plurality of adjusting screws are connected to the uppermost forming template at intervals, a fastening nut is connected to each adjusting screw in a threaded manner, and each adjusting screw can be connected with one or a plurality of forming templates;
the forming templates are of rectangular plate-shaped structures, the four corners of each forming template are respectively provided with a butt lug, the uppermost forming template is connected with the output end of the pushing piece, and the uppermost forming templates are pushed and pulled by the pushing piece to form forming templates which are staggered or laminated.
2. The manufacturing apparatus of an ultra-high voltage ceramic capacitor as claimed in claim 1, wherein: the feeding and compacting mechanism for the mixture comprises a mounting seat with an inner cavity, a feeding port communicated with the inner cavity is formed in the upper end of the mounting seat, a plurality of feeding compacting units are arranged on the mounting seat at intervals, the feeding compacting units are driven by a driving mechanism to convey the mixture into a porcelain blank forming die, and a driving piece capable of driving the mounting seat to drive the feeding compacting units to vertically reciprocate is arranged on the mounting seat.
3. The manufacturing apparatus of an ultra-high voltage ceramic capacitor as claimed in claim 2, wherein: the feeding compacting unit comprises a blanking cylinder, the upper end of the blanking cylinder is communicated with the lower portion of the inner cavity of the mounting seat through a blanking hopper, the axis of the blanking cylinder extends vertically, a mounting rod is assembled in the blanking cylinder, the mounting rod is in transmission connection with the driving mechanism, conveying blades extending spirally along the axis of the mounting rod are constructed on the peripheral surface of the mounting rod, and an opening-closing compacting piece is constructed at the lower end of the mounting rod.
4. A production apparatus for an ultra-high voltage ceramic capacitor according to claim 3, wherein: the compaction piece is opened and closed including setting up in the round platform form compaction piece of unloading section of thick bamboo lower extreme department, the radius of compaction piece lower extreme is greater than the radius of its upper end, has the inserted bar along vertical extension in the upper end construction of compaction piece, the inserted bar cartridge is equipped with a spring in the slot of installation pole lower extreme in the inserted bar overcoat, the both ends of spring are fixed connection respectively on the up end of compaction piece and the lower terminal surface of installation pole, and the compaction piece is driven and is done the motion of oppression or break away from the porcelain base in the porcelain base forming die to constitute the compaction piece and open and close the lower port of unloading section of thick bamboo.
5. A production apparatus for an ultra-high voltage ceramic capacitor according to claim 3, wherein: the driving mechanism comprises a driving motor assembled on a mounting seat, a driving wheel is installed on an output shaft of the driving motor, driving wheels are installed at the upper end of each mounting rod, at least one group of driving wheels is arranged, each group of driving wheels is in transmission connection through a first driving belt, a driven wheel is alternatively assembled on the mounting rod corresponding to each group of driving wheels, and the driven wheel is in transmission connection with the driving wheel through a second driving belt.
6. The manufacturing apparatus of an ultra-high voltage ceramic capacitor as claimed in claim 1, wherein: and the caliber of the forming cavity of the forming template positioned below in the adjacent forming templates is not larger than that of the forming cavity of the forming template positioned above.
7. The manufacturing apparatus of an ultra-high voltage ceramic capacitor as claimed in claim 1, wherein: and a limiting ring groove is formed in each molding template and positioned at the upper end of each molding cavity, an adjusting sleeve is assembled in each molding cavity, the outer wall of the adjusting sleeve is matched with the inner wall of each molding cavity, a limiting flange extending outwards along the radial direction of the adjusting sleeve is formed at the upper end of the adjusting sleeve, and the limiting flange is assembled in the limiting ring groove.
8. A method for manufacturing an ultra-high voltage ceramic capacitor based on the manufacturing apparatus of an ultra-high voltage ceramic capacitor as claimed in any one of claims 1 to 7, comprising the steps of:
s1, placing the mixed mixture into a mixture feeding and compacting mechanism;
s2, starting a mixture feeding and compacting mechanism, conveying the mixture, and gradually entering a porcelain blank forming die;
s3, after the mixture enters the porcelain blank forming die for a certain amount, controlling the driving piece to drive the feeding and pressing unit to vertically reciprocate through the mounting seat, and further compacting the mixture in the porcelain blank forming die by the lower end of the feeding and pressing unit;
s4, repeating the action of the step S3, so that the mixture is conveyed into a porcelain blank forming die for multiple times and compacted in batches to form porcelain blanks;
s5, controlling the porcelain blank forming die to stagger the laminated forming templates, and forming porcelain blank groups of one or more types in batches, wherein the porcelain blank groups respectively fall on the corresponding burning bearing plates;
s6, placing the sintering plates into a tunnel furnace for sintering to form a ceramic body;
and S7, finally, polishing the surface of the porcelain body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210481593.2A CN114701046B (en) | 2022-05-05 | 2022-05-05 | Preparation equipment and preparation method of ultrahigh-voltage ceramic capacitor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210481593.2A CN114701046B (en) | 2022-05-05 | 2022-05-05 | Preparation equipment and preparation method of ultrahigh-voltage ceramic capacitor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114701046A CN114701046A (en) | 2022-07-05 |
| CN114701046B true CN114701046B (en) | 2024-01-26 |
Family
ID=82175991
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210481593.2A Active CN114701046B (en) | 2022-05-05 | 2022-05-05 | Preparation equipment and preparation method of ultrahigh-voltage ceramic capacitor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114701046B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115107163B (en) * | 2022-08-25 | 2022-11-04 | 杭州余杭环保科技有限公司 | Preparation method of muck filler applied to pipeline backfilling |
Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DD232670A1 (en) * | 1984-12-27 | 1986-02-05 | Thuringia Sonneberg Veb | PRESS |
| JPH08319181A (en) * | 1995-03-20 | 1996-12-03 | Ngk Insulators Ltd | Production of ceramic laminated sintered compact and laminate of green compact |
| CN1261026A (en) * | 1998-11-20 | 2000-07-26 | 惠普公司 | Flat multi-layer ceramic component with subadjacent grooves |
| EP1621309A2 (en) * | 2004-07-08 | 2006-02-01 | Inteco Ceramic Supplies S.R.L. | Method for loading molds for the dry pressing of ceramic articles having an irregular shape, particularly roofing tiles and the like |
| CN101391435A (en) * | 2008-11-06 | 2009-03-25 | 范卫东 | Multi-layer laminated plate |
| KR101311839B1 (en) * | 2013-02-19 | 2013-09-27 | 나라앤텍 주식회사 | Manufacturing apparatus and manufacturing method for block manufactured thereby |
| CN207028081U (en) * | 2017-06-17 | 2018-02-23 | 六安市金赛特橡塑制品有限公司 | The more cast gate pouring loop molds of multilayer |
| CN209718073U (en) * | 2019-02-22 | 2019-12-03 | 萍乡百斯特电瓷有限公司 | A kind of electric porcelain insulator raw material harder |
| CN209851198U (en) * | 2019-03-07 | 2019-12-27 | 泉州理工职业学院 | Improved mold for special-shaped ceramic roll forming |
| CN210679431U (en) * | 2019-09-30 | 2020-06-05 | 宁波格林美孚新材料科技有限公司 | Multilayer forming die |
| CN211250549U (en) * | 2019-11-14 | 2020-08-14 | 精艺陶瓷(深圳)有限公司 | Multistation porcelain stamping die |
| CN212795328U (en) * | 2020-05-29 | 2021-03-26 | 淮安中兴绿色建筑科技有限公司 | Mould is used in cement product production |
| CN112695748A (en) * | 2020-12-03 | 2021-04-23 | 北京东地岩土工程有限公司 | Post-grouting construction method for pile end and post-grouting device used by post-grouting construction method |
| CN213226793U (en) * | 2020-08-26 | 2021-05-18 | 中建科技镇江有限公司 | Prefabricated stair mould of every layer of ladder of adjustable |
| CN112847748A (en) * | 2021-01-14 | 2021-05-28 | 吴从平 | Prefabricated formwork component for fabricated building |
| CN215395955U (en) * | 2021-07-26 | 2022-01-04 | 山东能华环保科技有限公司 | Iron tailing brick making molding equipment |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1213945B (en) * | 1987-12-02 | 1990-01-05 | Micron Welding S P A | METHOD AND MACHINE WITH PLATE FOR THE PRODUCTION OF VARIOUS SHAPED BLOCKS IN COMPRESSED AND VIBRATED CONCRETE |
-
2022
- 2022-05-05 CN CN202210481593.2A patent/CN114701046B/en active Active
Patent Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DD232670A1 (en) * | 1984-12-27 | 1986-02-05 | Thuringia Sonneberg Veb | PRESS |
| JPH08319181A (en) * | 1995-03-20 | 1996-12-03 | Ngk Insulators Ltd | Production of ceramic laminated sintered compact and laminate of green compact |
| CN1261026A (en) * | 1998-11-20 | 2000-07-26 | 惠普公司 | Flat multi-layer ceramic component with subadjacent grooves |
| EP1621309A2 (en) * | 2004-07-08 | 2006-02-01 | Inteco Ceramic Supplies S.R.L. | Method for loading molds for the dry pressing of ceramic articles having an irregular shape, particularly roofing tiles and the like |
| CN101391435A (en) * | 2008-11-06 | 2009-03-25 | 范卫东 | Multi-layer laminated plate |
| KR101311839B1 (en) * | 2013-02-19 | 2013-09-27 | 나라앤텍 주식회사 | Manufacturing apparatus and manufacturing method for block manufactured thereby |
| CN207028081U (en) * | 2017-06-17 | 2018-02-23 | 六安市金赛特橡塑制品有限公司 | The more cast gate pouring loop molds of multilayer |
| CN209718073U (en) * | 2019-02-22 | 2019-12-03 | 萍乡百斯特电瓷有限公司 | A kind of electric porcelain insulator raw material harder |
| CN209851198U (en) * | 2019-03-07 | 2019-12-27 | 泉州理工职业学院 | Improved mold for special-shaped ceramic roll forming |
| CN210679431U (en) * | 2019-09-30 | 2020-06-05 | 宁波格林美孚新材料科技有限公司 | Multilayer forming die |
| CN211250549U (en) * | 2019-11-14 | 2020-08-14 | 精艺陶瓷(深圳)有限公司 | Multistation porcelain stamping die |
| CN212795328U (en) * | 2020-05-29 | 2021-03-26 | 淮安中兴绿色建筑科技有限公司 | Mould is used in cement product production |
| CN213226793U (en) * | 2020-08-26 | 2021-05-18 | 中建科技镇江有限公司 | Prefabricated stair mould of every layer of ladder of adjustable |
| CN112695748A (en) * | 2020-12-03 | 2021-04-23 | 北京东地岩土工程有限公司 | Post-grouting construction method for pile end and post-grouting device used by post-grouting construction method |
| CN112847748A (en) * | 2021-01-14 | 2021-05-28 | 吴从平 | Prefabricated formwork component for fabricated building |
| CN215395955U (en) * | 2021-07-26 | 2022-01-04 | 山东能华环保科技有限公司 | Iron tailing brick making molding equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114701046A (en) | 2022-07-05 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN114701046B (en) | Preparation equipment and preparation method of ultrahigh-voltage ceramic capacitor | |
| CN107088953B (en) | Multifunctional forming brick making machine | |
| CN111993533B (en) | Glazed ceramic tile processing and forming method | |
| CN201449885U (en) | Soft magnetic ferrite magnetic core forming mould | |
| CN104259312B (en) | A kind of automatic displacement riveting molding blanking die of motor rotor iron core | |
| CN108340620A (en) | A kind of biomass charcoal powder continous way rapidform machine and its forming method | |
| CN109878137B (en) | Continuous feeding press | |
| CN107897401A (en) | Press the tea pressing method of tea machine | |
| CN101930840A (en) | Soft magnetic ferrite magnetic core forming method and forming die thereof | |
| CN1649722A (en) | Powder compacting method and powder compacting system | |
| CN207954761U (en) | A kind of biomass charcoal powder continous way rapidform machine | |
| CN207736795U (en) | A kind of Autoamtic multistation rotary powder press | |
| CN114559037B (en) | Powder metallurgy pressing die | |
| CN114054656B (en) | Extrusion forming method for special-shaped box body with large projection area | |
| CN109049286A (en) | A kind of adobe auto discharging system | |
| CN215749802U (en) | Multi-element resonance type blank making machine | |
| CN113523134A (en) | Profiling device and stamping method thereof | |
| CN208118505U (en) | A kind of low-density and high-strength graphite production green compact pressure setting | |
| CN111136262A (en) | Forming die for magnetic material and pressing method thereof | |
| CN113400445A (en) | Device and method for producing molded bodies | |
| CN2806103Y (en) | Follow-up die pressing device | |
| CN221112254U (en) | Flyash brick pressing mechanism | |
| CN216506938U (en) | Tablet discharging device for compression molding tablets | |
| CN219096031U (en) | Rotary stamping device for disc type mosquito-repellent incense forming die | |
| CN221292411U (en) | Rotary tablet press |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |