CN208952669U - A kind of plasma sintering equipment of heat-resisting material - Google Patents
A kind of plasma sintering equipment of heat-resisting material Download PDFInfo
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- CN208952669U CN208952669U CN201821328246.1U CN201821328246U CN208952669U CN 208952669 U CN208952669 U CN 208952669U CN 201821328246 U CN201821328246 U CN 201821328246U CN 208952669 U CN208952669 U CN 208952669U
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Abstract
A kind of plasma sintering equipment of heat-resisting material of the application, including vacuum discharge plasma agglomeration furnace, the cylindric outer mold being arranged in vacuum discharge plasma agglomeration furnace, the cylindric interior mold being arranged in the outer mold, the upper and lower ends of the interior mold are respectively inserted with interior compression bar and lower interior compression bar in the cylinder for playing increase pressure and sealing function;Since upper interior compression bar and lower external compression bar are respectively provided with upper projecting portion and lower convex portion, sealing effect can be preferably played, and upper and lower interior compression bar is small with the contact surface of sample, and sample is enable to obtain bigger pressure.
Description
Technical field
This application involves a kind of plasma sintering equipments of heat-resisting material.
Background technique
With high-tech development, the fields such as national defence, space flight and aviation, energy are to the high-strength of material, Gao Mo, high temperature resistant, resistance to
Burn into is anti-oxidant, more stringent requirements are proposed for the performances such as wear-resistant.It is to utilize using the nano ceramic material that nanotechnology is developed
Nano-powder is modified existing ceramics, by the way that nano-scale particle, whisker, chip fiber etc. are added or generated into ceramics,
So that crystal grain, crystal boundary and the combination between them is all reached nanometer level, mentions the intensity, toughness of material and superplasticity significantly
It is high.It overcomes many deficiencies of engineering ceramics, and the performances such as the mechanics to material, electricity, calorifics, magnetooptics generate important shadow
It rings, to replace the application of engineering ceramics to open up frontier.With the extensive use of nanotechnology, nano ceramics generates therewith,
Wish the brittleness for overcoming ceramic material with this, there are ceramics as metal is like flexibility and machinability.In terms of high temperature resistant,
Nano ceramic material also has significant superior function.This invention address that the preparation process of optimization nano ceramic material, makes to grind
High temperature resistance, the strength character of the nano ceramic material of system increase substantially.
Summary of the invention
The application technical problems to be solved are to provide a kind of plasma sintering equipment of heat-resisting material.
In order to solve the above-mentioned technical problem, described this application provides a kind of plasma sintering equipment of heat-resisting material
Agglomerating plant include vacuum discharge plasma agglomeration furnace, the cylindric external mold that is arranged in vacuum discharge plasma agglomeration furnace
The cylindric interior mold for having, being arranged in the outer mold, the upper and lower ends of the interior mold increase inserted with respectively
Interior compression bar and lower interior compression bar in the cylinder of plus-pressure and sealing function;The upper and lower ends of the outer mold respectively inserted with rise
Increase external compression bar and lower external compression bar in pressure and the cylinder of sealing function, the lower end of the upper external compression bar pushes against described
The upper end of compression bar in upper, the upper end of the lower external compression bar push against the lower end of the lower interior compression bar, and described is upper outer
The upper end of compression bar is driven by fluid head on one, and the lower end of the lower external compression bar is driven by fluid head once, and described is upper
The upper end of external compression bar and the lower end of the lower external compression bar are also respectively provided with top electrode and lower electrode, the top electrode
It being electrically connected with lower electrode with direct current pulse power source, the upper fluid head and the lower fluid head are driven by a hydraulic device,
The upper interior compression bar includes cylindrical upper internal pressure bar body portion, set on the cylindrical of the upper internal pressure bar body subordinate
The outer wall of upper projecting portion, the upper internal pressure bar body portion is in contact with the inner wall of the outer mold, the upper projecting portion
The external insertion interior mold in, be in contact with the inner wall of interior mold;The lower interior compression bar includes the lower interior of cylinder
Compression bar body part, the cylindrical lower convex portion in the lower internal pressure bar body portion, the lower internal pressure bar body portion
Outer wall be in contact with the inner wall of the outer mold, it is and interior in the external insertion of the lower convex portion interior mold
The inner wall of mold is in contact.
Preferably, the agglomerating plant further includes one for by the vacuum discharge plasma agglomeration stove evacuation
Vacuum evacuation device.
Preferably, the agglomerating plant further includes cooling system, and the cooling system is wrapped in vacuum including one and puts
Cooling water pipe on electric plasma agglomeration furnace outer wall, the water tank being connected with the cooling water pipe.
Preferably, the lower end of the upper interior compression bar is provided with one layer of upper graphite paper.
Preferably, the lower end of the lower interior compression bar is provided with one layer of lower graphite paper.
Preferably, the agglomerating plant further includes the water for being pumped into water in the water tank in cooling water pipe
Pump.
Preferably, one layer of heat preservation layer is additionally provided on the inner wall of the vacuum discharge plasma agglomeration furnace.
The plasma sintering equipment of a kind of heat-resisting material of the application, since upper interior compression bar and lower external compression bar are respectively provided with
Upper projecting portion and lower convex portion can preferably play sealing effect, and upper and lower interior compression bar is small with the contact surface of sample, makes sample
Product can obtain bigger pressure.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of the plasma sintering equipment of heat-resisting material.
Wherein: 11, upper external compression bar;12, lower external compression bar;21, upper interior compression bar;22, lower interior compression bar;3, interior mold;4, external mold
Tool;51, top electrode;52, lower electrode;61, upper fluid head;62, lower fluid head;7, water tank;71, cooling water pipe;8, vacuum means
It sets;9, direct current pulse power source;10, vacuum discharge plasma agglomeration furnace;101, insulating layer;100, hydraulic device.
Specific embodiment
The application is described further in the following with reference to the drawings and specific embodiments, so that those skilled in the art can be with
It more fully understands the application and can be practiced, but illustrated embodiment is not as the restriction to the application.
As shown, this application provides a kind of plasma sintering equipment of heat-resisting material, the agglomerating plant packet
Include vacuum discharge plasma agglomeration furnace 10, the cylindric outer mold 4 that is arranged in vacuum discharge plasma agglomeration furnace 10, setting
Cylindric interior mold 3 in the outer mold 4, the upper and lower ends of the interior mold 3 increase pressure inserted with respectively
Interior compression bar 21 and lower interior compression bar 22 in power and the cylinder of sealing function;The upper and lower ends of the outer mold 4 respectively inserted with
External compression bar 11 and lower external compression bar 12 in the cylinder for increasing pressure and sealing function are acted, the lower end of the upper external compression bar 11 is supported
The upper end of the tight interior compression bar 21, the upper end of the lower external compression bar 12 push against the lower end of the lower interior compression bar 22
Portion, the upper end of the upper external compression bar 11 are driven by fluid head 61 on one, and the lower end of the lower external compression bar 12 is by once
Fluid head 62 drives, and the lower end of the upper end of the upper external compression bar 11 and the lower external compression bar 12 is also respectively provided with
Electrode 51 and lower electrode 52, the top electrode 51 and lower electrode 52 are electrically connected with direct current pulse power source 9, the upper fluid head
61 are driven with the lower fluid head 62 by a hydraulic device 100, and the upper interior compression bar 21 includes cylindrical upper interior compression bar
Body part, the cylindrical upper projecting portion set on the upper internal pressure bar body subordinate, the upper internal pressure bar body portion it is outer
Wall is in contact with the inner wall of the outer mold 4, in the external insertion of the upper projecting portion interior mold 3, with internal model
The inner wall of tool 3 is in contact;The lower interior compression bar 22 includes cylindrical lower internal pressure bar body portion, set on the lower interior compression bar
Cylindrical lower convex portion on body part, the inner wall phase of the outer wall and the outer mold 4 in the lower internal pressure bar body portion
Contact, the external of the lower convex portion are inserted into the interior mold 3, are in contact with the inner wall of interior mold 3.The sintering
Equipment further includes a vacuum evacuation device 8 for vacuumizing the vacuum discharge plasma agglomeration furnace 10.The sintering
Equipment further includes cooling system, the cooling system include one be wrapped in it is cold on 10 outer wall of vacuum discharge plasma agglomeration furnace
But water pipe 71, the water tank 7 being connected with the cooling water pipe 71.The lower end of the upper interior compression bar 21 is provided on one layer
Graphite paper.The lower end of the lower interior compression bar 22 is provided with one layer of lower graphite paper.The agglomerating plant further includes one being used for
Water in the water tank 7 is pumped into the water pump in cooling water pipe 71.On the inner wall of the vacuum discharge plasma agglomeration furnace 10
It is additionally provided with one layer of heat preservation layer 101.
The plasma sintering equipment of a kind of heat-resisting material of the application, since upper interior compression bar 21 and lower external compression bar 12 are distinguished
With upper projecting portion and lower convex portion, sealing effect can be preferably played, and the contact surface with sample of interior compression bar 22 up and down
It is small, so that sample is obtained bigger pressure.
Embodiment described above is only the preferred embodiment lifted to absolutely prove the application, the protection model of the application
It encloses without being limited thereto.Those skilled in the art made equivalent substitute or transformation on the basis of the application, in the application
Protection scope within.The protection scope of the application is subject to claims.
Claims (7)
1. a kind of plasma sintering equipment of heat-resisting material, which is characterized in that the agglomerating plant includes vacuum discharge etc.
Ion sintering furnace, is arranged in the outer mold the cylindric outer mold being arranged in vacuum discharge plasma agglomeration furnace
Cylindric interior mold, the upper and lower ends of the interior mold are respectively inserted with acting the cylinder for increasing pressure and sealing function
Compression bar and lower interior compression bar in upper;The upper and lower ends of the outer mold are respectively inserted with the cylinder for playing increase pressure and sealing function
External compression bar and lower external compression bar in shape, the lower end of the upper external compression bar pushes against the upper end of the upper interior compression bar, described
The upper end of lower external compression bar pushes against the lower end of the lower interior compression bar, and the upper end of the upper external compression bar is by fluid head on one
Driving, the lower end of the lower external compression bar are driven by fluid head once, the upper end of the upper external compression bar and it is described under
The lower end of external compression bar is also respectively provided with top electrode and lower electrode, the top electrode and lower electrode and direct current pulse power source electricity
Connection, the upper fluid head and the lower fluid head are driven by a hydraulic device, and the upper interior compression bar includes cylinder
Upper internal pressure bar body portion, the cylindrical upper projecting portion set on the upper internal pressure bar body subordinate, the upper interior compression bar
The outer wall of body part is in contact with the inner wall of the outer mold, the external insertion of the upper projecting portion interior mold
It is interior, it is in contact with the inner wall of interior mold;The lower interior compression bar includes cylindrical lower internal pressure bar body portion, under described
Cylindrical lower convex portion in internal pressure bar body portion, the outer wall in the lower internal pressure bar body portion are interior with the outer mold
Wall is in contact, and in the external insertion of the lower convex portion interior mold, is in contact with the inner wall of interior mold.
2. a kind of plasma sintering equipment of heat-resisting material as described in claim 1, which is characterized in that the sintering is set
Standby further includes one for by the vacuum evacuation device of the vacuum discharge plasma agglomeration stove evacuation.
3. a kind of plasma sintering equipment of heat-resisting material as claimed in claim 2, which is characterized in that the sintering is set
Standby further includes cooling system, and the cooling system includes a cooling water being wrapped on vacuum discharge plasma agglomeration furnace outer wall
Pipe, the water tank being connected with the cooling water pipe.
4. a kind of plasma sintering equipment of heat-resisting material as claimed in claim 3, which is characterized in that the upper internal pressure
The lower end of bar is provided with one layer of upper graphite paper.
5. a kind of plasma sintering equipment of heat-resisting material as claimed in claim 4, which is characterized in that the lower internal pressure
The lower end of bar is provided with one layer of lower graphite paper.
6. a kind of plasma sintering equipment of heat-resisting material as claimed in claim 5, which is characterized in that the sintering is set
Standby further includes a water pump for being pumped into water in the water tank in cooling water pipe.
7. a kind of plasma sintering equipment of heat-resisting material as claimed in claim 6, which is characterized in that the vacuum is put
One layer of heat preservation layer is additionally provided on the inner wall of electric plasma agglomeration furnace.
Priority Applications (1)
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CN201821328246.1U CN208952669U (en) | 2018-08-17 | 2018-08-17 | A kind of plasma sintering equipment of heat-resisting material |
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CN201821328246.1U CN208952669U (en) | 2018-08-17 | 2018-08-17 | A kind of plasma sintering equipment of heat-resisting material |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN110421157A (en) * | 2019-07-18 | 2019-11-08 | 广州番禺职业技术学院 | A kind of artwork Ornament and preparation method thereof with true color separation macular area |
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2018
- 2018-08-17 CN CN201821328246.1U patent/CN208952669U/en active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110421157A (en) * | 2019-07-18 | 2019-11-08 | 广州番禺职业技术学院 | A kind of artwork Ornament and preparation method thereof with true color separation macular area |
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