CN109556409A - A kind of high temp sintering device and its sintering process method of Fast Sintering - Google Patents
A kind of high temp sintering device and its sintering process method of Fast Sintering Download PDFInfo
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- CN109556409A CN109556409A CN201811323461.7A CN201811323461A CN109556409A CN 109556409 A CN109556409 A CN 109556409A CN 201811323461 A CN201811323461 A CN 201811323461A CN 109556409 A CN109556409 A CN 109556409A
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- sintering
- high temperature
- room
- temperature sintering
- cooling
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- 238000005245 sintering Methods 0.000 title claims abstract description 165
- 238000000034 method Methods 0.000 title claims abstract description 27
- 230000008569 process Effects 0.000 title claims abstract description 15
- 238000001816 cooling Methods 0.000 claims abstract description 115
- 239000007788 liquid Substances 0.000 claims abstract description 18
- 239000011261 inert gas Substances 0.000 claims abstract description 13
- 125000004122 cyclic group Chemical group 0.000 claims abstract description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 29
- 238000010438 heat treatment Methods 0.000 claims description 21
- 238000009413 insulation Methods 0.000 claims description 8
- 239000002826 coolant Substances 0.000 claims description 7
- 239000007789 gas Substances 0.000 claims description 7
- 229910052751 metal Inorganic materials 0.000 claims description 7
- 239000002184 metal Substances 0.000 claims description 7
- 238000003860 storage Methods 0.000 claims description 7
- 239000011248 coating agent Substances 0.000 claims description 6
- 238000000576 coating method Methods 0.000 claims description 6
- 239000000843 powder Substances 0.000 claims description 5
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 4
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- 239000012774 insulation material Substances 0.000 claims description 3
- 238000002955 isolation Methods 0.000 claims description 2
- 230000005499 meniscus Effects 0.000 claims description 2
- 238000001035 drying Methods 0.000 claims 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims 1
- 239000010931 gold Substances 0.000 claims 1
- 229910052737 gold Inorganic materials 0.000 claims 1
- 238000002386 leaching Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 8
- 230000017525 heat dissipation Effects 0.000 abstract description 6
- 238000010586 diagram Methods 0.000 description 7
- 230000008859 change Effects 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 239000011521 glass Substances 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- -1 powder metallurgy Substances 0.000 description 1
- 238000004663 powder metallurgy Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000011819 refractory material Substances 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000010563 solid-state fermentation Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D7/00—Forming, maintaining, or circulating atmospheres in heating chambers
- F27D7/02—Supplying steam, vapour, gases, or liquids
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D1/00—Casings; Linings; Walls; Roofs
- F27D1/0003—Linings or walls
- F27D1/0033—Linings or walls comprising heat shields, e.g. heat shieldsd
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D11/00—Arrangement of elements for electric heating in or on furnaces
- F27D11/02—Ohmic resistance heating
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D15/00—Handling or treating discharged material; Supports or receiving chambers therefor
- F27D15/02—Cooling
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D7/00—Forming, maintaining, or circulating atmospheres in heating chambers
- F27D7/04—Circulating atmospheres by mechanical means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F27—FURNACES; KILNS; OVENS; RETORTS
- F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
- F27D7/00—Forming, maintaining, or circulating atmospheres in heating chambers
- F27D7/02—Supplying steam, vapour, gases, or liquids
- F27D2007/023—Conduits
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Furnace Details (AREA)
Abstract
The invention discloses a kind of high temp sintering device of Fast Sintering and its sintering process methods: including high temperature sintering room, is arranged with several support plates in the high temperature sintering room；Sintered products are placed in the support plate；Adding thermal resistance plate is provided between the adjacent support plate, and adding thermal resistance plate is arranged in parallel with support plate；High temperature sintering room bottom is provided with the admission line for importing inert gas, is provided with outlet pipe at the top of the high temperature sintering room.It further include air cooling circulation heat radiator and liquid cooling cyclic cooling structure, the top of high temperature sintering room is arranged in the air inlet pipe of the air cooling circulation heat radiator, and the bottom of high temperature sintering room is arranged in escape pipe；The liquid cooling cyclic cooling structure includes cooling tube, and the cooling tube is looped around the outer surface of high temperature sintering room.Two separate modes of cooling effect carries out cooling heat sintered products, can reduce the heat dissipation waiting time of sintered products, improve the output efficiency of sintered products.
Description
Technical field
The present invention relates to the high temp sintering device of a kind of metal sintering technical field more particularly to a kind of Fast Sintering and its
Sintering process method.
Background technique
The sintering of sintering equipment, which refers to, is changed into dense body granular material, is a traditional technical process.People are very
Ceramics, powder metallurgy, refractory material, hyperthermal material, industrial solid Solid state fermentation etc. are already produced using this technique.One
As for, powder is a kind of polycrystalline material by being sintered obtained dense body, microstructure is by crystal, glass after overmolding
Glass body and stomata composition.Sintering process directly affects crystallite dimension, pore size and grain-boundary shape and distribution in microstructure,
And then influence the performance of material.
The speed of sintering equipment sintered products directly affects the producing efficiency of sintered products, to influence sintered products
Product competitiveness, for this purpose, the rate of coming out of the stove of sintering equipment is to influence the key factor of sintering equipment quality.
Summary of the invention
Goal of the invention: in order to overcome the deficiencies in the prior art, the high temperature that the present invention provides a kind of Fast Sintering is burnt
Device and its sintering process method are tied, sintering time and the cooling time of sintered products can be reduced, sintered products is made to come out of the stove effect
Rate improves.
Technical solution: to achieve the above object, a kind of high temp sintering device of Fast Sintering of the invention: including high temperature
Agglomerating chamber is uniformly arranged with several support plates being parallel to each other, several support plates in the high temperature sintering room from top to bottom
Level is placed equidistant with；Sintered products are placed in the support plate；Adding thermal resistance plate is provided between the adjacent support plate, and
Adding thermal resistance plate is arranged in parallel with support plate；High temperature sintering room bottom is provided with the air inlet pipe for importing inert gas
Road, the admission line are connected to far from one end of high temperature sintering room with air accumulator, are provided with out at the top of the high temperature sintering room
Feed channel, the one end of the outlet pipe far from high temperature sintering room are connected to the air inlet of high pressure aspiration pump；By being burnt in high temperature
Tying indoor injection has inert protective gas, the indoor air of high temperature sintering can be discharged, to sintered products will not be made to exist
The change of chemical property occurs when normal sintering.
It further include air cooling circulation heat radiator and liquid cooling cyclic cooling structure, the air inlet pipe of the air cooling circulation heat radiator
The top of high temperature sintering room is set, and the bottom of high temperature sintering room is arranged in escape pipe；The liquid cooling cyclic cooling structure packet
Cooling tube is included, the cooling tube is looped around the outer surface of high temperature sintering room.It is provided with two separate modes of cooling effect pair
Sintered products carry out cooling heat, and can reduce the heat dissipation waiting time of sintered products.
Further, the inlet end of the air inlet pipe of the air cooling circulation heat radiator is arranged on the indoor right side of high temperature sintering
Top；The air cooling circulation heat radiator includes several rectangular fins arranged in parallel, and the rectangular fin is that aluminium is thin
Piece；The air inlet pipe helically back and forth through rectangular fin inside, air outlet, the side are provided on the right side of the rectangular fin
The cooling fan dried to rectangular fin is provided on the left of shape fin；Setting is provided with gas circulation power in the air inlet pipe
Aspiration pump；The water cooling tube that the air cooling circulation heat radiator includes cold water storage cistern and is immersed in cold water storage cistern, the air inlet pipe
Outlet side be connected to the inlet end of water cooling tube, the outlet side of the water cooling tube is connected to escape pipe；The internal diameter of the water cooling tube
The respectively greater than internal diameter of air inlet pipe and an air outlet pipe；The outlet side setting for choosing the escape pipe of radiator structure that is gas-cooled is in high temperature burning
Tie indoor left bottom.Circulation cooling is carried out to the indoor inert gas of high temperature sintering by setting, accelerates sintered products
Rate of temperature fall, make sintered products come out of the stove the time quickening.
Further, further include having sintering external box of furnace, be provided with cooling between the sintering external box of furnace and high temperature sintering room
Pipe, the cooling tube are circumferentially positioned on the appearance wall of high temperature sintering room；Cooler bin, the cooling are provided with outside the sintering furnace
Case is provided with coolant liquid；The water inlet end of the cooling tube and water outlet are separately positioned in cooler bin, the water inlet of the cooling tube
It brings out and is provided with suction pump, the bottom of cooler bin is arranged in the suction pump submergence.There is provided power by suction pump makes cooling tube
Interior coolant liquid circulates in cooling tube, keeps the cooling effect of high temperature sintering room more preferable.
Further, the cylindrical setting of appearance wall of the high temperature sintering room, the cross section of the cooling tube are in bent moon
Shape setting, the cambered surface side of the cooling tube being recessed inwardly is tightly attached on the appearance wall of high temperature sintering room；The cooling tube is by resistance to
High-temperature heat-conductive metal material is made.Cooling tube contacted with the outer wall of high temperature sintering room it is more abundant, convenient for the cooling in cooling tube
Liquid absorbs heat on high temperature sintering room.
Further, several card slots are relatively set in the left and right sidewall of the high temperature sintering chamber interior, and relatively described
Card slot is arranged in parallel；The support plate includes the inserting column that left and right ends are arranged in, and the inserting column matches setting with card slot, described
Inserting column is slidably arranged in card slot along the length direction of card slot；Rubber pad is provided between the card slot and inserting column；The inserting column
Lower surface be provided with the limited block of arcuation, the card slot is provided with limiting groove at corresponding position；The inserting column edge
Card slot length direction slid inward, when limited block enters in limiting groove, support plate is stuck in high temperature sintering room.By there is arc
Shape limited block is fastened in the limiting groove of card slot, make support plate during the sintering process cannot in high temperature sintering indoor moving, from
And it ensure that sintered products and be normally sintered.
Further, Openworks shape setting, the support plate upper surface are provided with temperature inductor to the support plate up and down；Institute
Stating in support plate further includes having supporting block, and support is provided with sintered products in the supporting block, and sintered products setting is supporting
The surface of block；The upper surface of the supporting block is less than the bottom surface of sintered products, and the top surface edge of the supporting block is to being sintered
Product bottom edge distance is 2mm；Anti-sticking powder is provided on the upper surface of the supporting block.The upper surface that supporting block is arranged is less than
The bottom surface of sintered products is in order to which sintered products part is arranged vacantly, convenient for removing after the completion of sintered products sintering.
Further, the adding thermal resistance plate includes the support that the heating net of upper and lower ends is arranged in and centre is arranged in
Plate, the heating net of the upper and lower ends is supported by support plate is isolated, and the support plate is made of partiting thermal insulation material；It is described to add
The both ends of heat supply network are provided with thermoregulator, are provided with link block on the end face of the thermoregulator；The heating net is in wave
Wave-like setting, and heating net is woven by heater strip.It, can be simultaneously to the burning in support plate by being provided with two layers of heating net
Knot product upper and lower surface is heated, and the sintering rate of sintered products is improved.
Further, the sintering external box of furnace includes metal coating shell and inner heat insulation layer, the inner heat insulation
Layer is close to be arranged in metal coating inner surface of outer cover.Being provided with inner heat insulation layer is the indoor high temperature of high temperature sintering in order to prevent
The normal work for influencing operator is dispersed into external environment.
A kind of high-sintering process method of Fast Sintering,
Sintered products placement is inserted into high temperature sintering room on the supporting plate and by support plate by the first step；
The indoor air of high temperature sintering is discharged and is full of inert gas by second step；
Third step is sintered sintered products by adding thermal resistance plate；
4th step carries out cooling dissipate to sintered products simultaneously by air cooling circulation heat radiator and liquid cooling cyclic cooling structure
Heat；
5th step takes out the sintered products after the completion of sintering.
The utility model has the advantages that the high temp sintering device and its sintering process method of a kind of Fast Sintering of the invention, by height
Sintering protective gas is provided in warm agglomerating chamber, can sintered products the change of chemical property occurs during the sintering process；Setting
There are two types of the cooling effects of different modes to carry out cooling heat to sintered products, when can reduce the heat dissipation waiting of sintered products
Between, improve the output rate of sintered products；Short distance heating is carried out to sintered products by being provided with adding thermal resistance plate, it can
The sintering process for shortening sintered products, improves the output rate of sintered products.
Detailed description of the invention
Attached drawing 1 is overall structure diagram of the invention；
Attached drawing 2 is supporting plate structure schematic diagram of the invention；
Attached drawing 3 is the structural schematic diagram of support plate and sintered products of the invention；
Attached drawing 4 is the partial enlargement structural representation of attached drawing 1 of the invention；
Attached drawing 5 is the structural schematic diagram of adding thermal resistance plate of the invention；
Attached drawing 6 is the structural schematic diagram of air cooling circulation heat radiator of the invention；
Attached drawing 7 is the structural schematic diagram of the cross section of cooling tube of the invention；
Attached drawing 8 is the structural schematic diagram of high temperature sintering room of the invention.
Specific embodiment
The present invention will be further explained with reference to the accompanying drawing.
Such as attached drawing 1~8, a kind of high temp sintering device of Fast Sintering: including high temperature sintering room 1, the high temperature sintering
Several support plates 2 being parallel to each other uniformly are arranged in room 1 from top to bottom, several 2 levels of support plate are placed equidistant with；It is described
Sintered products 24 are placed in support plate；Be provided with adding thermal resistance plate 3 between the adjacent support plate 2, and adding thermal resistance plate 3 with
Support plate 2 is arranged in parallel；1 bottom of high temperature sintering room is provided with the admission line for importing inert gas, the air inlet
Pipeline is connected to far from one end of high temperature sintering room 1 with air accumulator, and the top of the high temperature sintering room 1 is provided with outlet pipe, institute
The one end of outlet pipe far from high temperature sintering room 1 is stated to be connected to the air inlet of high pressure aspiration pump 7；The admission line and escape pipe
Solenoid valve is both provided on road；There is inert protective gas by being full of in high temperature sintering room 1, it can will be in high temperature sintering room 1
Air be discharged, to will not make sintered products 24 that the change of chemical property occur in normal sintering.
It further include air cooling circulation heat radiator 4 and liquid cooling cyclic cooling structure, the air inlet of the air cooling circulation heat radiator 4
The top of high temperature sintering room 1 is arranged in pipe 41, and the bottom of high temperature sintering room 1 is arranged in escape pipe 56；The liquid cooling circulation dissipates
Heat structure includes cooling tube 51, and the cooling tube 51 is looped around the outer surface of high temperature sintering room 1.There are two types of different modes for setting
Cooling effect sintered products 24 are carried out cooling heat, the heat dissipation waiting time of sintered products 24 can be reduced.
The right hand top in high temperature sintering room 1 is arranged in the inlet end of the air inlet pipe 41 of the air cooling circulation heat radiator 4,
The left bottom in high temperature sintering room 1 is arranged in the outlet side for being gas-cooled the escape pipe 46 for choosing radiator structure 4, passes through air inlet
Pipe 41 and escape pipe 46 are separately positioned on the different parts up and down of high temperature sintering room 1, can make the indifferent gas in high temperature sintering room 1
Body is conducive to the heat dissipation quickly to sintered products 24 well into cooling in air cooling circulation heat radiator 4；The air cooling circulation dissipates
Thermal 4 includes several rectangular fins 42 arranged in parallel, and the rectangular fin is aluminum slice, the heat-transfer effect of aluminium flake
More preferably；The air inlet pipe 41 helically back and forth through rectangular fin 42 inside, the right side of the rectangular fin 42 is provided with outlet air
Mouthfuls 40, the left side of the rectangular fin 42 is provided with the cooling fan 43 dried to rectangular fin 42, by will be in air inlet pipe 41
The temperature of inert gas is transmitted on rectangular fin 42, and the heat on rectangular fin 42 is being blown out air cooling by cooling fan 43
Circulator 4；Setting is provided with the aspiration pump 44 of gas circulation power in the air inlet pipe 41；The air cooling circulation heat radiator
4 include cold water storage cistern 451 and the water cooling tube 451 that is immersed in cold water storage cistern 451, the outlet side of the air inlet pipe 41 and water cooling tube
451 inlet end connection, the outlet side of the water cooling tube 451 is connected to escape pipe 46；The internal diameter difference of the water cooling tube 451 is big
In the internal diameter of air inlet pipe 41 and escape pipe 46, inert gas enters flow velocity in water cooling tube 451 and reduces, and makes inert gas in cold water storage cistern
Time in 41 is elongated, advantageously reduces the temperature of inert gas.
Further include having sintering external box of furnace 8, is provided with cooling tube 51, institute between the sintering external box of furnace 8 and high temperature sintering room 1
Cooling tube 51 is stated to be circumferentially positioned on the appearance wall of high temperature sintering room 1；Cooler bin 6, the cooling are provided with outside the sintering furnace
Case 6 is provided with coolant liquid 61；The water inlet end of the cooling tube 51 and water outlet are separately positioned in cooler bin 6, the cooling tube
51 water inlet, which is brought out, is provided with suction pump 50, and the suction pump 50 submerges the bottom that cooler bin 6 is arranged in.It is mentioned by suction pump 50
The coolant liquid 61 in cooling tube 51 is circulated in cooling tube 51 for power, keeps the cooling effect of high temperature sintering room 1 more preferable.
The cross section of the cylindrical setting of appearance wall of the high temperature sintering room 1, the cooling tube 51 is arranged in meniscus shaped,
511 side of cambered surface of the cooling tube 51 being recessed inwardly is tightly attached on the appearance wall of high temperature sintering room 1, makes the tube wall of cooling tube 51
It is bigger with the outer wall contact area of high temperature sintering room 1, keep contact of the coolant liquid 61 with high temperature sintering furnace in cooling tube 51 bigger,
It is more to absorb heat on high temperature sintering room 1；The cooling tube 51 is made of thermostable heat-conductive metal material, is conducive to pass
Heat.
Several card slots 11, and the relatively described card slot 11 are relatively set in left and right sidewall inside the high temperature sintering room 1
It is arranged in parallel；The support plate 2 includes the inserting column 21 that left and right ends are arranged in, and the inserting column 21 matches setting with card slot 11,
The inserting column 21 is slidably arranged in card slot 11 along the length direction of card slot 11；Rubber is provided between the card slot 11 and inserting column 21
Rubber mat 110, rubber pad 110 can prevent card slot 11 from wearing；The lower surface of the inserting column 21 is provided with the limited block 211 of arcuation,
The card slot 11 is provided with limiting groove 111 at corresponding position；The inserting column 21 is inwardly slided along 11 length direction of card slot
Dynamic, when limited block 211 enters in limiting groove 111, support plate 2 is stuck in high temperature sintering room 1.By there is arcuation limited block
211 are fastened in the limiting groove 111 of card slot 11, move support plate 2 cannot in high temperature sintering room 1 during the sintering process,
To ensure that sintered products 24 are normally sintered.
About 2 Openworks shape of the support plate setting is conducive to make the heat transfer of 2 lower section of support plate to top sintered products
At 24；2 upper surface of support plate is provided with temperature inductor；It further include having supporting block 23 in the support plate 2, the support
Support is provided with sintered products 24 on block 23, and the surface of supporting block 23 is arranged in sintered products 24；The supporting block 23
Upper surface is less than the bottom surface of sintered products 24, and the top surface edge of the supporting block 23 is to 24 bottom edge distance of sintered products
2mm, it is in order to which 24 part of sintered products is arranged vacantly, just that the upper surface of setting supporting block 23, which is less than the bottom surface of sintered products 24,
It is removed after the completion of the sintering of sintered products 24；It is provided with anti-sticking powder on the upper surface of the supporting block 23, further convenient for sintering
It is removed after the completion of the sintering of product 24.
The adding thermal resistance plate 3 includes the support plate 32 that the heating net 31 of upper and lower ends is arranged in and centre is arranged in,
The heating net 31 of the upper and lower ends is made of the support isolation of support plate 32, the support plate 32 of partiting thermal insulation material；Institute
The both ends for stating heating net 31 are provided with thermoregulator 33, and link block 34 is provided on the end face of the thermoregulator 33, even
The connection of block 34 is connect to be arranged on the side wall of high temperature sintering room 1；The heating net 31 setting wave-shaped, makes heating net 31 in list
Bit space internal surface area is bigger, keeps the heating temperature of heating net 31 high, and heating net 31 is woven by heater strip.Resistance heating
Plate 3 is heated from 24 upper and lower surface of sintered products simultaneously, is improved the sintering rate of sintered products 24, is reduced sintered products
24 sintering are so the time.
The sintering external box of furnace 8 includes metal coating shell and inner heat insulation layer, and the inner heat insulation layer abutting is set
It sets in metal coating inner surface of outer cover.Being provided with inner heat insulation layer is outside the indoor high temperature of high temperature sintering is dispersed into order to prevent
The normal work of operator is influenced in boundary's environment.
High temp sintering device is additionally provided with controller.
A kind of high-sintering process method of Fast Sintering: anti-sticking by being sprinkled with one layer in the supporting block 23 of support plate 2
Powder, then sintered products 24 are placed in supporting block 23, then sintered products 24 support plate 2 and thereon are inserted along 11 direction of card slot
Enter into high temperature sintering room 1, is fastened in the limiting groove of card slot 11 to the arcuation limited block 211 on inserting column 21, supports at this time
The card of plate 2 sets completion；Sintering fire door is closed, the solenoid valve on outlet pipe is opened, starts high pressure aspiration pump 7, is evacuated by high pressure
Evacuating air in high temperature sintering room 1 is turned off the solenoid valve on outlet pipe by pump 7, opens the solenoid valve on admission line,
Make inert gas full of in high temperature sintering room 1, turns off the solenoid valve on admission line；Adding thermal resistance plate is controlled by controller
3 electrified regulations, when the temperature in support plate 2 reaches the influence value of temperature inductor, electric signal occurs for temperature inductor to control
Device processed, controller occur electric signal to adding thermal resistance heating plate 3, so that adding thermal resistance plate 3 is stopped heating, make the temperature in support plate 2
Temperature range required for degree maintains always is sintered sintered products；After the completion of to be sintered, adding thermal resistance plate 3 is disconnected
It is powered, while starting suction pump 50 and aspiration pump 44, make inert gas cooling heat dissipation in air cooling circulation heat radiator 4, make cold
But the coolant liquid 61 in pipe 51 carries out circulation heat absorption to high temperature sintering room 1；To the temperature sink in high temperature sintering room 1 to setting value
When, stop pumping pump 50 and aspiration pump 46, opens sintering fire door, takes out sintered product.
The above is only a preferred embodiment of the present invention, it should be pointed out that: for the ordinary skill people of the art
For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also answered
It is considered as protection scope of the present invention.
Claims (9)
1. a kind of high temp sintering device of Fast Sintering, it is characterised in that: include high temperature sintering room (1), the high temperature sintering
Several support plates (2) being parallel to each other uniformly are arranged in room (1) from top to bottom, several support plates (2) are horizontal equidistantly to be set
It sets；Sintered products (24) are placed in the support plate；It is provided with adding thermal resistance plate (3) between the adjacent support plate (2), and
Adding thermal resistance plate (3) is arranged in parallel with support plate (2)；High temperature sintering room (1) bottom is provided with for importing inert gas
Admission line, the admission line is connected to far from the one end of high temperature sintering room (1) with air accumulator, the high temperature sintering room (1)
Top be provided with outlet pipe, the air inlet of the outlet pipe one end far from high temperature sintering room (1) and high pressure aspiration pump (7)
Mouth connection；
It further include air cooling circulation heat radiator (4) and liquid cooling cyclic cooling structure, the air inlet of air cooling circulation heat radiator (4)
(41) setting is managed at the top of high temperature sintering room (1), escape pipe (46) is arranged in the bottom of high temperature sintering room (1)；The liquid
SAPMAC method radiator structure includes cooling tube (51), and the cooling tube (51) is looped around the outer surface of high temperature sintering room (1).
2. a kind of high temp sintering device of Fast Sintering according to claim 1, it is characterised in that: the air cooling circulation dissipates
The right hand top that the inlet end of the air inlet pipe (41) of thermal (4) is arranged in high temperature sintering room (1)；The air cooling circulation cooling
Device (4) includes several rectangular fins (42) arranged in parallel, and the rectangular fin is aluminum slice；The air inlet pipe
(41) helically internal back and forth through rectangular fin (42), air outlet (40), institute are provided on the right side of the rectangular fin (42)
State the cooling fan (43) for being provided on the left of rectangular fin (42) and drying to rectangular fin (42)；It is set on the air inlet pipe (41)
It is equipped with and the aspiration pump (44) of gas circulation power is provided；The air cooling circulation heat radiator (4) includes cold water storage cistern (451) and leaching
Water cooling tube (451) not in cold water storage cistern (451), the outlet side of the air inlet pipe (41) and the inlet end of water cooling tube (451) connect
Logical, the outlet side of the water cooling tube (451) is connected to escape pipe (46)；The internal diameter of the water cooling tube (451) is respectively greater than air inlet
Manage the internal diameter of (41) and escape pipe (46)；The outlet side setting for choosing the escape pipe (46) of radiator structure (4) that is gas-cooled is in height
Left bottom in warm agglomerating chamber (1).
3. a kind of high temp sintering device of Fast Sintering according to claim 1, it is characterised in that: further include having sintering furnace
Outer container (8) is provided with cooling tube (51) between the sintering external box of furnace (8) and high temperature sintering room (1), cooling tube (51) ring
Around setting on the appearance wall of high temperature sintering room (1)；It is provided with cooler bin (6) outside the sintering furnace, the cooler bin (6) is built-in
There are coolant liquid (61)；The water inlet end of the cooling tube (51) and water outlet are separately positioned in cooler bin (6), the cooling tube
(51) water inlet, which is brought out, to be provided with suction pump (50), bottom of suction pump (50) the submergence setting in cooler bin (6).
4. a kind of high temp sintering device of Fast Sintering according to claim 3, it is characterised in that: the high temperature sintering room
(1) the cylindrical setting of appearance wall, the cross section of the cooling tube (51) are arranged in meniscus shaped, the cooling tube (51) to
Cambered surface (511) side of sunken inside is tightly attached on the appearance wall of high temperature sintering room (1)；The cooling tube (51) is by thermostable heat-conductive gold
Belong to material to be made.
5. a kind of high temp sintering device of Fast Sintering according to claim 1, it is characterised in that: the high temperature sintering room
(1) it is relatively set with several card slots (11) in internal left and right sidewall, and the relatively described card slot (11) is arranged in parallel；The support
Plate (2) includes the inserting column (21) that left and right ends are arranged in, and the inserting column (21) matches setting, the inserting column with card slot (11)
(21) length direction along card slot (11) is slidably arranged in card slot (11)；It is provided between the card slot (11) and inserting column (21)
Rubber pad (110)；The lower surface of the inserting column (21) is provided with the limited block (211) of arcuation, and the card slot (11) is corresponding
Position at be provided with limiting groove (111)；The inserting column (21) works as limited block along card slot (11) length direction slid inward
(211) it enters in limiting groove (111), support plate (2) is stuck in high temperature sintering room (1).
6. a kind of high temp sintering device of Fast Sintering according to claim 5, it is characterised in that: the support plate (2)
Upper and lower Openworks shape setting, support plate (2) upper surface is provided with temperature inductor；It further include having branch on the support plate (2)
Bracer (23) is supported on the supporting block (23) and is provided with sintered products (24), and sintered products (24) are arranged in supporting block
(23) surface；The upper surface of the supporting block (23) be less than sintered products (24) bottom surface, the supporting block (23) it is upper
Marginal surface to sintered products (24) bottom edge distance be 2mm；Anti-sticking powder is provided on the upper surface of the supporting block (23).
7. a kind of high temp sintering device of Fast Sintering according to claim 1, it is characterised in that: the adding thermal resistance plate
It (3) include that the heating net (31) of upper and lower ends is set and intermediate support plate (32) is set, the upper and lower ends add
Heat supply network (31) is made of support plate (32) support isolation, the support plate (32) of partiting thermal insulation material；The heating net
(31) both ends are provided with thermoregulator (33), are provided with link block (34) on the end face of the thermoregulator (33)；Institute
Heating net (31) setting wave-shaped is stated, and heating net (31) is woven by heater strip.
8. a kind of high temp sintering device of Fast Sintering according to claim 1, it is characterised in that: the sintering external box of furnace
It (8) include metal coating shell and inner heat insulation layer, the inner heat insulation layer is close to that table is arranged in metal coating shell
Face.
9. a kind of high-sintering process method of Fast Sintering, it is characterised in that:
Sintered products (24) are placed on support plate (2) and support plate (2) are inserted into high temperature sintering room (1) by the first step；
Air in high temperature sintering room (1) is discharged and is full of inert gas by second step；
Third step is sintered sintered products (24) by adding thermal resistance plate (3)；
4th step carries out cooling dissipate to sintered products simultaneously by air cooling circulation heat radiator (4) and liquid cooling cyclic cooling structure
Heat；
5th step takes out the sintered products (24) after the completion of sintering.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811323461.7A CN109556409B (en) | 2018-11-08 | 2018-11-08 | High-temperature sintering device for rapid sintering and sintering process method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811323461.7A CN109556409B (en) | 2018-11-08 | 2018-11-08 | High-temperature sintering device for rapid sintering and sintering process method thereof |
Publications (2)
| Publication Number | Publication Date |
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| CN109556409A true CN109556409A (en) | 2019-04-02 |
| CN109556409B CN109556409B (en) | 2020-01-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811323461.7A Expired - Fee Related CN109556409B (en) | 2018-11-08 | 2018-11-08 | High-temperature sintering device for rapid sintering and sintering process method thereof |
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| Country | Link |
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| CN (1) | CN109556409B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113198702A (en) * | 2021-05-10 | 2021-08-03 | 中国科学院上海天文台 | High molecular coating sintering device suitable for inner wall of micro container |
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| CN202973986U (en) * | 2012-12-11 | 2013-06-05 | 宁波科宁达工业有限公司 | Heat exchanger |
| CN205403462U (en) * | 2016-02-24 | 2016-07-27 | 程伟 | A cooling device and system for soft magnetic ferrite sintering high -temperature gas |
| CN205726471U (en) * | 2016-04-28 | 2016-11-23 | 天津市旭永诚科技有限公司 | A kind of mobile adjustable type electric heating moving electric heating plate |
| CN107760327A (en) * | 2017-09-15 | 2018-03-06 | 萍乡市华星环保工程技术有限公司 | A kind of dry coke quenching process units with interior circulating cooling function |
| CN207763479U (en) * | 2017-12-13 | 2018-08-24 | 江苏瑞泰砂轮制造有限公司 | A kind of grinding wheel sintering equipment |
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2018
- 2018-11-08 CN CN201811323461.7A patent/CN109556409B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202973986U (en) * | 2012-12-11 | 2013-06-05 | 宁波科宁达工业有限公司 | Heat exchanger |
| CN205403462U (en) * | 2016-02-24 | 2016-07-27 | 程伟 | A cooling device and system for soft magnetic ferrite sintering high -temperature gas |
| CN205726471U (en) * | 2016-04-28 | 2016-11-23 | 天津市旭永诚科技有限公司 | A kind of mobile adjustable type electric heating moving electric heating plate |
| CN107760327A (en) * | 2017-09-15 | 2018-03-06 | 萍乡市华星环保工程技术有限公司 | A kind of dry coke quenching process units with interior circulating cooling function |
| CN207763479U (en) * | 2017-12-13 | 2018-08-24 | 江苏瑞泰砂轮制造有限公司 | A kind of grinding wheel sintering equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113198702A (en) * | 2021-05-10 | 2021-08-03 | 中国科学院上海天文台 | High molecular coating sintering device suitable for inner wall of micro container |
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| CN109556409B (en) | 2020-01-14 |
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Effective date of registration: 20191213 Address after: 063000 Lu Jia Tuo Cun Nan, Guye District, Tangshan City, Hebei Province Applicant after: Tangshan Guoyi Special Steel Co.,Ltd. Address before: 226100 Unit 1 502, No. 21, Central Street, Wanghao Town, Haimen City, Nantong City, Jiangsu Province Applicant before: Cui Xiaoqin |
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