CN209599455U - A kind of silicon carbide ceramic product isostactic pressing device - Google Patents
A kind of silicon carbide ceramic product isostactic pressing device Download PDFInfo
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- CN209599455U CN209599455U CN201822245347.9U CN201822245347U CN209599455U CN 209599455 U CN209599455 U CN 209599455U CN 201822245347 U CN201822245347 U CN 201822245347U CN 209599455 U CN209599455 U CN 209599455U
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Abstract
The utility model discloses a kind of silicon carbide ceramic product isostactic pressing devices, including rack, upper die and lower die, the frame upper end is equipped with telescopic rod, the telescopic rod upper end is equipped with loading plate, buffer spring is installed on the outside of the telescopic rod, the loading plate bottom end is equipped with vibration motor, and the loading plate upper end is equipped with supporting vertical plate, and the supporting vertical plate inside is equipped with fishbolt by screw thread；It is symmetrically installed with locking assembly on the outside of the lower die, is symmetrically arranged with locking hole on the outside of the upper mold, the upper mold inner top is provided through sprue, and the upper mold upper end is equipped with filling tube and forcing pipe, is equipped with seal assembly inside the filling tube.Beneficial effect is: cooperating buffer spring and telescopic rod to realize the vibration of loading plate by vibration motor, raw material can be made to be evenly distributed on inside upper die and lower die, by forcing pipe to injection pressure inside upper die and lower die, realizes isostactic pressing, guarantee the Forming Quality of silicon carbide ceramic product.
Description
Technical field
The utility model relates to silicon carbide ceramic product process units technical fields, and in particular to a kind of silicon carbide ceramics system
Product isostactic pressing device.
Background technique
Silicon carbide ceramics not only has excellent ambient temperature mechanical properties, such as high bending strength, excellent inoxidizability, good
Corrosion resistance well, high wear-resistant and low coefficient of friction, and mechanical behavior under high temperature (intensity, creep resistance etc.) is
Know optimal in ceramic material, is widely used in high-temperature bearing, armour, nozzle, high temperature corrosion-resistant member and high temperature and high frequency
The fields such as the electronic equipment components of range.In silicon carbide ceramics production process, is formed and be sintered.But mesh
Preceding molding machine not can guarantee raw material and be uniformly distributed, influence isostactic pressing quality when carrying out the injection of raw material.
Utility model content
The purpose of this utility model is that providing a kind of silicon carbide ceramic product to solve the above-mentioned problems is pressed into
Type device not can guarantee raw material and be uniformly distributed to solve molding machine current in the prior art when carrying out the injection of raw material,
Influence the technical problems such as isostactic pressing quality.Preferred technical solution passes through shake in many technical solutions provided by the utility model
Dynamic motor cooperation buffer spring and telescopic rod realize the vibration of loading plate, raw material can be made to be evenly distributed in upper die and lower die
It realizes isostactic pressing by forcing pipe to injection pressure inside upper die and lower die, guarantees the molding matter of silicon carbide ceramic product in portion
The technical effects such as amount, elaboration as detailed below.
To achieve the above object, the utility model provides following technical scheme:
A kind of silicon carbide ceramic product isostactic pressing device provided by the utility model, including rack, upper die and lower die, institute
It states frame upper end and telescopic rod is installed, the telescopic rod upper end is equipped with loading plate, is equipped with buffering elastic on the outside of the telescopic rod
Spring, for the buffer spring between the rack and the loading plate, the loading plate bottom end is equipped with vibration motor, described
Loading plate upper end is equipped with supporting vertical plate, and the supporting vertical plate shares two pieces, and symmetrical, passes through inside the supporting vertical plate
Screw thread is horizontally installed with fishbolt；
It is symmetrically installed with locking assembly on the outside of the lower die, is symmetrically arranged with locking hole, the locking on the outside of the upper mold
Component is corresponding with the locking hole；The upper mold inner top is provided through sprue, and the upper mold upper end is equipped with material feeding
Pipe and forcing pipe, the filling tube and the sprue are coaxial, are equipped with seal assembly inside the filling tube, for described
Sprue is sealed；The forcing pipe and the inner top for running through the upper mold, the forcing pipe are connected with force (forcing) pump.
Using a kind of above-mentioned silicon carbide ceramic product isostactic pressing device, when use device, the lower die is placed on institute
Loading plate upper end is stated, is located at the lower die between two pieces of supporting vertical plates, screws the fishbolt, pass through the clamping
Bolt is clamped the lower die, and the upper mold is placed on the lower die upper end, makes the locking assembly and the locking
Hole is corresponding, realizes being locked for the upper mold and the lower die by the locking assembly and locking hole cooperation；Note
When material, sealing of the locking assembly to the sprue is contacted, by the filling tube and the sprue to the upper mold
Raw material is injected with the inside cavity that the lower die is constituted, while the vibration motor works, and cooperates the buffer spring and described
Telescopic rod realizes the vibration of the loading plate, so that raw material is evenly distributed on the upper mold and described using the vibration of the loading plate
The inside cavity that lower die is constituted, after the completion of material feeding, is sealed the sprue by the seal assembly, is added by described
The cavity that pressure pipe cooperates force (forcing) pump to constitute the upper mold and the lower die pressurizes, and realizes the isostactic pressing to raw material, benefit
So that raw material is evenly distributed on the inside cavity that the upper mold and the lower die are constituted with vibration, helps to improve silicon carbide ceramics
Forming Quality, simple and convenient, using effect is good.
Preferably, the material feeding pipe outer wall is provided through material-feeding port, the seal assembly includes fixed plate, described solid
Fixed board is mounted on inside the filling tube, and the fixed plate is located above the material-feeding port, is run through in the middle part of the fixed plate and is set
It is equipped with mounting hole, lifting column is installed, the lifting column upper end is pierced by the filling tube, and is equipped with top inside the mounting hole
Plate, the lifting column outside are equipped with Packing spring, and the Packing spring is described between the fixed plate and the top plate
The sprue is run through in lifting column bottom end, and is equipped with sealing plate.
Preferably, the outer diameter of the lifting column is equal with the internal diameter of the mounting hole, and matched using gap
It closes.
Preferably, the top of the sprue uses inverted cone-shaped structure, the bottom of the sprue and the sealing plate
Top be all made of pyramidal structure.
Preferably, the locking assembly includes carrier, described carry puts up "L" shaped structure, outside the carrier
Side is equipped with guide pipe, and the guide pipe is provided through limiting slot, the guiding far from the lower die, the guiding pipe outer wall
Locking post is installed, the locking post runs through the carrier, and the locking column end is equipped with driving lever, the driving lever inside pipe
It is pierced by inside the limiting slot, pressing plate and locking spring is installed on the outside of the driving lever, the pressing plate is close to the lower die, institute
Locking spring is stated between the pressing plate and the carrier.
Preferably, the outer diameter of the locking post is equal with the internal diameter of the guide pipe, and matched using gap
It closes.
Preferably, the outer diameter of the locking post is equal with the internal diameter of the locking hole, and matched using gap
It closes.
Preferably, the telescopic rod includes fixed link, the fixed link is internally provided with sliding cavity, and the sliding cavity passes through
The upper end of the fixed link is worn, the fixed link outer wall is provided through guide groove, the guide groove and the sliding cavity phase
It is connected to, elevating lever is installed inside the sliding cavity, the elevating lever is pierced by the sliding cavity, and the elevating lever bottom end is equipped with
Guide pad, the guide pad are pierced by inside the guide groove.
Preferably, the outer diameter of the elevating lever is equal with the internal diameter of the sliding cavity, and matched using gap
It closes.
Preferably, the lower mould surface is provided with sealed groove, the lower die bottom end is provided with sealing ring, the sealing
Ring and the sealed groove clearance fit.
Beneficial effect is: cooperating buffer spring and telescopic rod to realize the vibration of loading plate by vibration motor, can make
Raw material is evenly distributed on inside upper die and lower die, by forcing pipe to injection pressure inside upper die and lower die, realizes isostactic pressing,
Guarantee the Forming Quality of silicon carbide ceramic product.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the main view of the utility model；
Fig. 2 is the locking assembly structure enlargement diagram of the utility model；
Fig. 3 is the seal component architecture enlarged diagram of the utility model；
Fig. 4 is the telescopic rod internal structure enlarged diagram of the utility model.
The reference numerals are as follows:
1, rack；2, telescopic rod；201, fixed link；202, guide pad；203, elevating lever；204, guide groove；205, it slides
Chamber；3, buffer spring；4, loading plate；5, fishbolt；6, locking assembly；601, carrier；602, driving lever；603, limiting slot；
604, guide pipe；605, locking spring；606, pressing plate；607, locking post；7, upper mold；701, locking hole；702, sealing ring；703,
Sprue；8, filling tube；801, material-feeding port；9, seal assembly；901, fixed plate；902, Packing spring；903, top plate；904, pacify
Fill hole；905, lifting column；906, sealing plate；10, forcing pipe；11, lower die；1101, sealed groove；12, supporting vertical plate；13, it shakes
Dynamic motor.
Specific embodiment
To keep the purpose of this utility model, technical solution and advantage clearer, below by the technology to the utility model
Scheme is described in detail.Obviously, the described embodiments are only a part of the embodiments of the utility model, rather than all
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are not before making creative work
Obtained all other embodiment is put, the range that the utility model is protected is belonged to.
Shown in referring to figures 1-4, the utility model provides a kind of silicon carbide ceramic product isostactic pressing device, including machine
Frame 1, upper mold 7 and lower die 11,1 upper end of rack are equipped with telescopic rod 2, and 2 upper end of telescopic rod is equipped with loading plate 4,2 outside of telescopic rod
Buffer spring 3 is installed, for buffer spring 3 between rack 1 and loading plate 4,4 bottom end of loading plate is equipped with vibration motor 13,
4 upper end of loading plate is equipped with supporting vertical plate 12, and supporting vertical plate 12 shares two pieces, and symmetrical, passes through inside supporting vertical plate 12
Screw thread is horizontally installed with fishbolt 5；
It is symmetrically installed with locking assembly 6 on the outside of lower die 11, locking hole 701, locking assembly 6 are symmetrically arranged on the outside of upper mold 7
It is corresponding with locking hole 701；7 inner top of upper mold is provided through sprue 703, and 7 upper end of upper mold is equipped with filling tube 8 and pressurization
Pipe 10, filling tube 8 and sprue 703 are coaxial, and seal assembly 9 is equipped with inside filling tube 8, close for carrying out to sprue 703
Envelope；Forcing pipe 10 and the inner top for running through upper mold 7, forcing pipe 10 are connected with force (forcing) pump.
As optional embodiment, 8 outer wall of filling tube is provided through material-feeding port 801, and seal assembly 9 includes fixed plate
901, fixed plate 901 is mounted on inside filling tube 8, and fixed plate 901 is located at 801 top of material-feeding port, runs through in the middle part of fixed plate 901
It is provided with mounting hole 904, lifting column 905 is installed, 905 upper end of lifting column is pierced by filling tube 8, and installs inside mounting hole 904
Have top plate 903, Packing spring 902 be installed on the outside of lifting column 905, Packing spring 902 be located at fixed plate 901 and top plate 903 it
Between, sprue 703 is run through in 905 bottom end of lifting column, and is equipped with sealing plate 906, when needing material feeding, overcomes Packing spring 902
Elastic force, lower coping 903, make lifting column 905 drive sealing plate 906 decline, make sprue 703 open, by material-feeding port 801,
Filling tube 8 and sprue 703 carry out material feeding, after the completion of material feeding, push up top plate 903 using the elastic force of Packing spring 902, make
Lifting column 905 drives sealing plate 906 to rise, and is sealed by sealing plate 906 to sprue 703, is pressurizeed convenient for subsequent.
The outer diameter of lifting column 905 is equal with the internal diameter of mounting hole 904, and is gap-matched, and is arranged in this way
Convenient for going up and down lifting column 905 inside mounting hole 904, auxiliary realizes the sealing and unlatching to sprue 703.
The top of sprue 703 uses inverted cone-shaped structure, and setting in this way is convenient for that the raw material inside filling tube 8 is made to enter material feeding
Inside mouth 703, the bottom of sprue 703 and the top of sealing plate 906 are all made of pyramidal structure, and setting in this way can be improved sealing
Sealing effect of the plate 906 to sprue 703.
Locking assembly 6 includes carrier 601, and carrier 601 is equipped with guiding on the outside of carrier 601 at "L" shaped structure
Pipe 604, guide pipe 604 are provided through limiting slot 603, install inside guide pipe 604 far from lower die 11,604 outer wall of guide pipe
There is a locking post 607, locking post 607 runs through carrier 601, and 607 end of locking post is equipped with driving lever 602, and driving lever 602 is from limiting slot
It is pierced by inside 603, pressing plate 606 and locking spring 605 is installed, pressing plate 606 is close to lower die 11, locking spring on the outside of driving lever 602
605 between pressing plate 606 and carrier 601, when installing upper mold 7, overcomes the elastic force of locking spring 605, is drawn by driving lever 602
Dynamic locking post 607, up to driving lever 602 and limiting slot 603 are detached from, rotation locking post 607 makes driving lever 602 and limiting slot 603 at vertical
Straight state limits driving lever 602 using guide pipe 604, so that locking post 607 is in the state far from lower die 11, by upper mold 7
It is placed on 11 upper end of lower die, keeps locking hole 701 and locking post 607 coaxial, locking post 607 is rotated, makes driving lever 602 and limiting slot
603 is corresponding, pushes pressing plate 606 using the elastic force of locking spring 605, is inserted into locking post 607 inside locking hole 701, realizes
Upper mold 7 and lower die 11 are locked.
The outer diameter of locking post 607 is equal with the internal diameter of guide pipe 604, and is gap-matched, and is arranged in this way
Locking post 607 can be made in 604 inside smooth sliding of guide pipe, auxiliary realizes being locked to upper mold 7 and lower die 11.
The outer diameter of locking post 607 is equal with the internal diameter of locking hole 701, and is gap-matched, and is arranged in this way
Locking post 607 can be made to come into full contact with locking hole 701, guarantee the stability being locked to upper mold 7 and lower die 11.
Telescopic rod 2 includes fixed link 201, and fixed link 201 is internally provided with sliding cavity 205, and sliding cavity 205 runs through fixed link
201 upper end, 201 outer wall of fixed link are provided through guide groove 204, and guide groove 204 is connected with sliding cavity 205, sliding
Elevating lever 203 is installed inside chamber 205, elevating lever 203 is pierced by sliding cavity 205, and 203 bottom end of elevating lever is equipped with guide pad 202,
Guide pad 202 is pierced by inside guide groove 204, is arranged under the guiding role of guide pad 202 and guide groove 204 in this way, cooperation
The elastic force of buffer spring 3, auxiliary realize the vibration of loading plate 4.
The outer diameter of elevating lever 203 is equal with the internal diameter of sliding cavity 205, and is gap-matched, and is arranged in this way
Elevating lever 203 can be made in the steady lifting in 205 inside of sliding cavity, auxiliary realizes the vibration of loading plate 4.
11 surface of lower die is provided with sealed groove 1101, and 11 bottom end of lower die is provided with sealing ring 702, sealing ring 702 with it is close
1101 clearance fit of groove is sealed, setting in this way is inserted into sealing ring 702 inside sealed groove 1101, helps to ensure that 7 He of upper mold
The sealing effect of lower die 11, is easy to implement isostactic pressing.
Using the above structure, when use device, lower die 11 is placed on 4 upper end of loading plate, lower die 11 is made to be located at two pieces of branch
It supports between vertical plate 12, screws fishbolt 5, lower die 11 is clamped by fishbolt 5, upper mold 7 is placed on lower die 11
Upper end keeps locking assembly 6 corresponding with locking hole 701, realizes upper mold 7 and lower die by locking assembly 6 and the cooperation of locking hole 701
11 are locked；When material feeding, sealing of the locking assembly 6 to sprue 703 is contacted, it is upward by filling tube 8 and sprue 703
The inside cavity that mould 7 and lower die 11 are constituted injects raw material, while vibration motor 13 works, and cooperates buffer spring 3 and telescopic rod 2 real
The vibration of existing loading plate 4 makes raw material be evenly distributed on the inside cavity that upper mold 7 and lower die 11 are constituted using the vibration of loading plate 4,
After the completion of material feeding, sprue 703 is sealed by seal assembly 9, cooperates force (forcing) pump to upper mold 7 under by forcing pipe 10
The cavity that mould 11 is constituted pressurizes, and realizes the isostactic pressing to raw material, so that raw material is evenly distributed on upper mold 7 under using vibration
The inside cavity that mould 11 is constituted, helps to improve the Forming Quality of silicon carbide ceramics, simple and convenient, using effect is good.
Above description is only a specific implementation of the present invention, but the protection scope of the utility model is not limited to
In this, anyone skilled in the art within the technical scope disclosed by the utility model, can readily occur in variation
Or replacement, it should be covered within the scope of the utility model.Therefore, the protection scope of the utility model should be with the power
Subject to the protection scope that benefit requires.
Claims (10)
1. a kind of silicon carbide ceramic product isostactic pressing device, it is characterised in that: including rack (1), upper mold (7) and lower die
(11), rack (1) upper end is equipped with telescopic rod (2), and telescopic rod (2) upper end is equipped with loading plate (4), described flexible
Be equipped with buffer spring (3) on the outside of bar (2), the buffer spring (3) between the rack (1) and the loading plate (4),
Loading plate (4) bottom end is equipped with vibration motor (13), and loading plate (4) upper end is equipped with supporting vertical plate (12), described
Supporting vertical plate (12) shares two pieces, and symmetrical, and the supporting vertical plate (12) is internal to be horizontally installed with clamping spiral shell by screw thread
Bolt (5)；
It is symmetrically installed with locking assembly (6) on the outside of the lower die (11), is symmetrically arranged with locking hole on the outside of the upper mold (7)
(701), the locking assembly (6) is corresponding with the locking hole (701)；Upper mold (7) inner top is provided through material feeding
Mouth (703), upper mold (7) upper end are equipped with filling tube (8) and forcing pipe (10), the filling tube (8) and the sprue
(703) coaxially, seal assembly (9) are installed inside the filling tube (8), for being sealed to the sprue (703)；Institute
It states forcing pipe (10) and is connected with the inner top of the upper mold (7), the forcing pipe (10) is run through with force (forcing) pump.
2. a kind of silicon carbide ceramic product isostactic pressing device according to claim 1, it is characterised in that: the filling tube
(8) outer wall is provided through material-feeding port (801), and the seal assembly (9) includes fixed plate (901), fixed plate (901) peace
It is internal mounted in the filling tube (8), and the fixed plate (901) is located above the material-feeding port (801), the fixed plate
(901) middle part is provided through mounting hole (904), is equipped with lifting column (905), the lifting inside the mounting hole (904)
Column (905) upper end is pierced by the filling tube (8), and is equipped with top plate (903), is equipped with sealing on the outside of the lifting column (905)
Spring (902), the Packing spring (902) is between the fixed plate (901) and the top plate (903), the lifting column
(905) sprue (703) are run through in bottom end, and are equipped with sealing plate (906).
3. a kind of silicon carbide ceramic product isostactic pressing device according to claim 2, it is characterised in that: the lifting column
(905) outer diameter is equal with the internal diameter of the mounting hole (904), and is gap-matched.
4. a kind of silicon carbide ceramic product isostactic pressing device according to claim 3, it is characterised in that: the sprue
(703) top uses inverted cone-shaped structure, and the bottom of the sprue (703) and the top of the sealing plate (906) are all made of
Pyramidal structure.
5. a kind of silicon carbide ceramic product isostactic pressing device according to claim 1, it is characterised in that: the locking assembly
It (6) include carrier (601), the carrier (601) is equipped with guiding at "L" shaped structure, carrier (601) outside
It manages (604), the guide pipe (604) is provided through limiting slot far from the lower die (11), guide pipe (604) outer wall
(603), it is equipped with locking post (607) inside the guide pipe (604), the locking post (607) runs through the carrier
(601), locking post (607) end is equipped with driving lever (602), and the driving lever (602) is worn inside the limiting slot (603)
Out, pressing plate (606) and locking spring (605) are installed, the pressing plate (606) is close to the lower die on the outside of the driving lever (602)
(11), the locking spring (605) is between the pressing plate (606) and the carrier (601).
6. a kind of silicon carbide ceramic product isostactic pressing device according to claim 5, it is characterised in that: the locking post
(607) outer diameter is equal with the internal diameter of the guide pipe (604), and is gap-matched.
7. a kind of silicon carbide ceramic product isostactic pressing device according to claim 6, it is characterised in that: the locking post
(607) outer diameter is equal with the internal diameter of the locking hole (701), and is gap-matched.
8. a kind of silicon carbide ceramic product isostactic pressing device according to claim 1, it is characterised in that: the telescopic rod
It (2) include fixed link (201), the fixed link (201) is internally provided with sliding cavity (205), and the sliding cavity (205) runs through institute
The upper end of fixed link (201) is stated, fixed link (201) outer wall is provided through guide groove (204), the guide groove
(204) it is connected with the sliding cavity (205), elevating lever (203), the elevating lever is installed inside the sliding cavity (205)
(203) it is pierced by the sliding cavity (205), elevating lever (203) bottom end is equipped with guide pad (202), the guide pad (202)
It is pierced by inside from the guide groove (204).
9. a kind of silicon carbide ceramic product isostactic pressing device according to claim 8, it is characterised in that: the elevating lever
(203) outer diameter is equal with the internal diameter of the sliding cavity (205), and is gap-matched.
10. a kind of silicon carbide ceramic product isostactic pressing device according to claim 1, it is characterised in that: the lower die
(11) surface is provided with sealed groove (1101), and lower die (11) bottom end is provided with sealing ring (702), the sealing ring
(702) with the sealed groove (1101) clearance fit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822245347.9U CN209599455U (en) | 2018-12-29 | 2018-12-29 | A kind of silicon carbide ceramic product isostactic pressing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822245347.9U CN209599455U (en) | 2018-12-29 | 2018-12-29 | A kind of silicon carbide ceramic product isostactic pressing device |
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| Publication Number | Publication Date |
|---|---|
| CN209599455U true CN209599455U (en) | 2019-11-08 |
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ID=68397712
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822245347.9U Active CN209599455U (en) | 2018-12-29 | 2018-12-29 | A kind of silicon carbide ceramic product isostactic pressing device |
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| Country | Link |
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| CN (1) | CN209599455U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110843088A (en) * | 2019-12-04 | 2020-02-28 | 冷水江市佳晨电子陶瓷有限责任公司 | Electronic ceramic die-casting forming equipment |
| CN111941597A (en) * | 2020-08-05 | 2020-11-17 | 合肥陶陶新材料科技有限公司 | Dry pressing method and equipment for ceramic part forming |
-
2018
- 2018-12-29 CN CN201822245347.9U patent/CN209599455U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110843088A (en) * | 2019-12-04 | 2020-02-28 | 冷水江市佳晨电子陶瓷有限责任公司 | Electronic ceramic die-casting forming equipment |
| CN111941597A (en) * | 2020-08-05 | 2020-11-17 | 合肥陶陶新材料科技有限公司 | Dry pressing method and equipment for ceramic part forming |
| CN111941597B (en) * | 2020-08-05 | 2021-12-21 | 合肥陶陶新材料科技有限公司 | Dry pressing method and equipment for ceramic part forming |
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