CN104162641B - Device and method for preparing thermometal plane bearing workblanks - Google Patents
Device and method for preparing thermometal plane bearing workblanks Download PDFInfo
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- CN104162641B CN104162641B CN201410448034.7A CN201410448034A CN104162641B CN 104162641 B CN104162641 B CN 104162641B CN 201410448034 A CN201410448034 A CN 201410448034A CN 104162641 B CN104162641 B CN 104162641B
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- 238000000034 method Methods 0.000 title claims abstract description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 67
- 238000001816 cooling Methods 0.000 claims abstract description 28
- 239000000956 alloy Substances 0.000 claims abstract description 22
- 239000000463 material Substances 0.000 claims abstract description 18
- 238000005275 alloying Methods 0.000 claims abstract description 14
- 239000011449 brick Substances 0.000 claims abstract description 13
- 238000010438 heat treatment Methods 0.000 claims abstract description 10
- 239000000498 cooling water Substances 0.000 claims description 19
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 16
- 229910052802 copper Inorganic materials 0.000 claims description 16
- 239000010949 copper Substances 0.000 claims description 16
- 241000357293 Leptobrama muelleri Species 0.000 claims description 12
- 238000002360 preparation method Methods 0.000 claims description 12
- 230000004907 flux Effects 0.000 claims description 11
- 238000003466 welding Methods 0.000 claims description 11
- 239000008188 pellet Substances 0.000 claims description 10
- 229910000881 Cu alloy Inorganic materials 0.000 claims description 9
- 239000010425 asbestos Substances 0.000 claims description 8
- 229910052895 riebeckite Inorganic materials 0.000 claims description 8
- 229910000838 Al alloy Inorganic materials 0.000 claims description 7
- 239000002245 particle Substances 0.000 claims description 7
- 150000001875 compounds Chemical class 0.000 claims description 6
- 239000002023 wood Substances 0.000 claims description 6
- 239000011230 binding agent Substances 0.000 claims description 5
- 238000003756 stirring Methods 0.000 claims description 5
- 238000007789 sealing Methods 0.000 claims description 4
- 229910001209 Low-carbon steel Inorganic materials 0.000 claims description 3
- 239000004927 clay Substances 0.000 claims description 3
- 238000003913 materials processing Methods 0.000 claims description 3
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims 1
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- 239000010931 gold Substances 0.000 claims 1
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 claims 1
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- 238000005204 segregation Methods 0.000 abstract description 6
- 239000000203 mixture Substances 0.000 abstract description 3
- 229910000831 Steel Inorganic materials 0.000 abstract description 2
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- KQZLRWGGWXJPOS-NLFPWZOASA-N 1-[(1R)-1-(2,4-dichlorophenyl)ethyl]-6-[(4S,5R)-4-[(2S)-2-(hydroxymethyl)pyrrolidin-1-yl]-5-methylcyclohexen-1-yl]pyrazolo[3,4-b]pyrazine-3-carbonitrile Chemical compound ClC1=C(C=CC(=C1)Cl)[C@@H](C)N1N=C(C=2C1=NC(=CN=2)C1=CC[C@@H]([C@@H](C1)C)N1[C@@H](CCC1)CO)C#N KQZLRWGGWXJPOS-NLFPWZOASA-N 0.000 description 3
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- 238000004519 manufacturing process Methods 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000007747 plating Methods 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 238000005245 sintering Methods 0.000 description 2
- 102000010637 Aquaporins Human genes 0.000 description 1
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Abstract
The invention discloses a device and method for preparing thermometal plane bearing workblanks. The device comprises a heating device and a cooling device. The heating device comprises an inductor, an inductor lining, a refractory brick, a supporting base and a mould base. The cooling device comprises a water storage device, a mould base and a vibrator. The method comprises the steps that alloy and auxiliary materials are mixed, the mixture is put into a mould and stirred, the mould is placed in the heating device to be heated, the mould is rotated, the mould is placed on the mould base of the cooling device to be cooled, and the vibrator vibrates. According to the device and method, the addition amount of the alloy can be decreased, the process yield can be increased, steel backings and the alloy can be well combined, and segregation of alloying elements in the casting process can be reduced.
Description
Technical field
The present invention relates to a kind of bimetallic plane bearing blank preparation apparatus and method, belong to centrifugal casting process units
Field.
Background technology
Frequently with standing casting, powder sintering and plating etc. in steel back Pot metal bimetallic plane production process.
It is mingled with the binder course of steel back and Pot metal in standing casting and floats on surface on more difficult, and the easy shrinkage cavity shrinkage porosity etc. that produces lacks
Fall into, typically also need in the method to pour into a mould substantial amounts of alloy and could obtain qualified finished product, product yield is low.Work in powder sintering
Skill is simple, and production efficiency is high, but steel back is low with the bond strength of copper alloy layer, can only adapt to the operating mode compared with low load.Plating side
In method, it is not only time-consuming, but also pollutes environment, simultaneously when electrodeposited coating exceedes certain thickness, between base steel and covered metal
Bond strength also undesirable.
In such plane sliding bearing, the alloying element density contrast in copper alloy differs greatly, and above-mentioned technique is all difficult to prevent
Segregation phenomena.
Content of the invention
The first object of the present invention is to provide one kind to prepare bimetallic plane bearing blank heater.
The second object of the present invention is to provide one kind to prepare bimetallic plane bearing blank cooling device.
The third object of the present invention is to provide a kind of to make being well combined of steel back and alloy-layer, the bimetallic of minimizing segregation
The preparation method of plane bearing.
The technical scheme realizing the present invention first goal of the invention is：One kind prepares bimetallic plane bearing blank heating dress
Put, including inductor, inductor liner, refractory brick, rotatable support base and mold base, described inductor liner is affixed on sense
Answer the inwall of device, the section of described inductor and inductor liner is rectangle, and described inductor is placed on refractory brick, described mould
Tool base is arranged on the top of support base, and described refractory brick has through hole, and described mold base loosely passes through through hole and stretches
In the inner chamber of inductor liner, described mold base has mounting groove.
Preferably, described inductor liner fires liner or asbestos liner for fire clay.
Preferably, coordinate for gap between the outer wall of described inductor liner and the inwall of inductor.
Preferably, the top surface of described mold base is cancave cambered surface, and the bottom surface of described mounting groove is cancave cambered surface.
Preferably, described mold base is fixed on the top center of support base.
Preferably, the thickness of described refractory brick is 40mm ± 5mm.
After said structure, the present invention prepares bimetallic plane bearing blank heater structure simply, can subtract
The addition of few alloy, increases product yield, and steel back is well combined with alloy-layer, and decreases alloy unit in casting process
The segregation phenomena of element, long service life, and change easily.
The technical scheme realizing the present invention second goal of the invention is：One kind prepares bimetallic plane bearing blank cooling dress
Put, including water receiver, mold base and vibrator, described water receiver has inner chamber, water inlet and delivery port, the perisporium of water receiver
Inside it is provided with water stream channel, water inlet is located at the top of water receiver and is connected with water stream channel, delivery port is located at the inner chamber of water receiver
Bottom and with water stream channel and inner space, described mold base is located at the intracavity bottom of water receiver, and mold base has installation
Groove, the bottom of described water receiver is placed on vibrator.
Preferably, described water inlet is 2 or more than 2 and is evenly distributed on the top of water receiver, delivery port be 2 or
More than 2 and be evenly distributed on water receiver inner chamber bottom, delivery port and corresponding water inlet are on same vertical line.
Preferably, described water inlet is 4.
Preferably, described delivery port is 4.
Preferably, described mold base is placed in the center of the intracavity bottom of water receiver.
Preferably, described water stream channel is annular.
Preferably, the top surface of described mold base is cancave cambered surface, and the bottom surface of described mounting groove is cancave cambered surface.
After said structure, the present invention prepares bimetallic plane bearing blank cooling device structure simply, can be real
The cooling of row fast speed and to plane bearing blank implement part cooling, therefore, be conducive to bimetallic plane bearing hair
The steel back of base is well combined with alloy-layer, and decreases the segregation phenomena of alloying element in casting process it is ensured that bimetallic is put down
The consecutive solidification of spherical bearing blank.
The technical scheme realizing the present invention the 3rd goal of the invention is：A kind of double using above-mentioned heater and cooling device
The preparation method of metal flat bearing, comprises the following steps：
The first step, is blended alloy material and auxiliary material：Copper alloy particle, copper gas welding flux, wood chip are mixed；
Second step, the alloy material being blended in the first step and auxiliary material are loaded in mould, and are caused mixed using thin copper bar stirring
Close material fine and close；
3rd step, mould is placed on the mold base of heater, and is fixed；
4th step, opens heating power, compound is melted, and the gradually fusing with compound adds the from die top
The alloy material being blended in one step and auxiliary material, until aluminium alloy is full of whole mould；
5th step, removes inductor and inductor liner, and centrifugal rotational speed is opened in the sealing of the top of mould, make mould with
Rotary support seat to rotate together；
6th step, mould is taken out from heater, is placed on the mold base of cooling device；
7th step, opens water inlet, delivery port and the vibrator of cooling device, closes water inlet after the height of adjustment cooling water
Mouth and delivery port；
8th step, repeats the 7th step process, as needed the height of second of adjustment cooling water or more number of times；
9th step, closes vibrator, the assembly of the alloy-layer and mould that have cooled to uniform temperature is taken out, discharges cold
But water.
Preferably, described mould adopts mild steel, is the steel back of bimetallic plane bearing after mold materials processing.
Preferably, a diameter of 0.6～2.2mm of described alloying pellet, the weight of alloying pellet and copper gas welding flux than for 10～
15:1, the volume ratio of copper gas welding flux and wood chip is 1:1～3.
Preferably, mould is sealed into asbestos board and is coated with the side of high temperature resistant binder and sticks to die top.
Preferably, the height of described adjustment cooling water should be 2 times or more than 2 times.
After said method, the present invention can reduce the addition of alloy, increases product yield, steel back and alloy-layer
It is well combined, and decrease the segregation phenomena of alloying element in casting process.
Brief description
The present invention is further detailed explanation for the embodiment being given below in conjunction with accompanying drawing.
Fig. 1 is the structural representation preparing bimetallic plane bearing blank heater of the present invention；
Fig. 2 is the left view of Fig. 1；
Fig. 3 is the schematic cross-section preparing the inductor in bimetallic plane bearing blank heater；
Fig. 4 is the structural representation preparing bimetallic plane bearing blank cooling device of the present invention；
Fig. 5 is the left view of Fig. 4；
Fig. 6 is the structural representation preparing the water receiver in bimetallic plane bearing blank cooling device；
Fig. 7 is the heating schematic diagram in the preparation method of bimetallic plane bearing of the present invention；
Fig. 8 is the left view of Fig. 7；
Fig. 9 is the cooling schematic diagram in the preparation method of bimetallic plane bearing of the present invention；
Figure 10 is the left view of Fig. 9.
Specific embodiment
As shown in Figure 1, 2, 3, one kind prepares bimetallic plane bearing blank heater 1, including inductor 11, sensing
Device liner 12, refractory brick 14, rotatable support base 15 and mold base 13, described inductor liner 12 is affixed on inductor 11
Inwall, the section of described inductor 11 and inductor liner 12 is rectangle, and described inductor 11 is placed on refractory brick 14, described
Mold base 13 is arranged on the top of support base 15, and described refractory brick 14 has through hole 14-1, the loose fit of described mold base 13
Ground passes through through hole 14-1 and stretches in the inner chamber 12-1 of inductor liner 12, and described mold base 13 has mounting groove 13-1.
Described inductor liner 12 is fired by fire clay and is formed or be made by asbestos board.
Coordinate for gap between the outer wall of described inductor liner 12 and the inwall of inductor 11.
The top surface of described mold base 13 is cancave cambered surface, and the bottom surface of described mounting groove 13-1 is cancave cambered surface.
Described mold base 13 is fixed on the top center of support base 15.
The thickness of described refractory brick 14 is 40mm ± 5mm.
As shown in Figure 4,5, 6, one kind prepares bimetallic plane bearing blank cooling device 2, including water receiver 22, mould
Base 23 and vibrator 25, described water receiver 22 has inner chamber 22-1, water inlet 21 and delivery port 24, in the perisporium of water receiver 22
It is provided with water stream channel 22-2, water inlet 21 is located at the top of water receiver 22 and is connected with water stream channel 22-2, and delivery port 24 is located at
The inner chamber 22-1 bottom of water receiver 22 and connecting with water stream channel 22-2 and inner chamber 22-1, described mold base 23 is located at water receiver
22 inner chamber 22-1 bottom, mold base 23 has mounting groove 23-1, and the bottom of described water receiver 22 is placed on vibrator 25.
Described water inlet 21 is 2 or more than 2 and is evenly distributed on the top of water receiver 22, delivery port 24 is 2 or 2
The bottom of inner chamber 22-1 that is individual above and being evenly distributed on water receiver 22, delivery port 24 and corresponding water inlet 21 are in same hanging down
On straight line.
Described water inlet 21 is 4.
Described delivery port 24 is 4.
Described mold base 23 is placed in the center of the inner chamber 22-1 bottom of water receiver 22.
Described water stream channel 22-2 is annular.
The top surface of described mold base 23 is cancave cambered surface, and the bottom surface of described mounting groove 23-1 is cancave cambered surface.
As shown in Fig. 7,8,9,10, a kind of bimetallic using above-mentioned heater 1 and above-mentioned cooling device 2 of the present invention
The preparation method of plane bearing,
Embodiment one：
Comprise the following steps：
The first step, is blended alloy material and auxiliary material 31：Copper alloy particle, copper gas welding flux, wood chip are mixed；
Second step, the alloy material being blended in the first step and auxiliary material 31 are loaded in mould 30, and are caused using thin copper bar stirring
Make compound 31 fine and close；
3rd step, mould 30 is placed on the mold base 13 of heater 1, and is fixed；
4th step, open heating power, compound 31 is melted, with compound 31 gradually fusing from mould 30 top
Add the alloy material being blended in the first step and auxiliary material 31, until aluminium alloy is full of whole mould 30；
5th step, removes inductor 11 and inductor liner 12, and the top sealing of mould 30 is opened centrifugal rotational speed, made
Mould 30 rotates together with rotary support seat 15；
6th step, mould 30 is taken out from heater 1, is placed on the mold base 23 of cooling device 2；
7th step, opens water inlet 21, delivery port 24 and the vibrator 25 of cooling device 2, after the height of adjustment cooling water
Close water inlet 21 and delivery port 24；
8th step, repeats the 7th step process, as needed the height of second of adjustment cooling water or more number of times；
9th step, closes vibrator 25, the assembly of the alloy-layer and mould 30 that have cooled to uniform temperature is taken out, row
Go out cooling water.
Preferably, described mould 30 adopts mild steel, is the steel back of bimetallic plane bearing after mould 30 materials processing.
Preferably, a diameter of 0.6～2.2mm of described alloying pellet, the weight of alloying pellet and copper gas welding flux than for 10～
15:1, the volume ratio of copper gas welding flux and wood chip is 1:1～3.
Preferably, mould is sealed into asbestos board and is coated with the side of high temperature resistant binder and sticks to mould 30 top.
Preferably, the height of described adjustment cooling water should be 2 times or more than 2 times.
Embodiment two：
Prepare bimetallic plane bearing blank, a diameter of 100mm, steel back thickness 10mm, surface requirements cover one layer of trade mark
Copper alloy for ZCuPb5Sn5Zn5.Carry out in accordance with the following steps successively：
The first step, is blended alloy material and auxiliary material 31：The ZCuPb5Sn5Zn5 that 1.23kg granular size is 0.6～2.2mm
Copper alloy particle, the charcoal particle of copper gas welding flux 0.15kg, 80ml mix；
Second step, the alloy material being blended in the first step and auxiliary material 31 are loaded in mould 30, and are caused using thin copper bar stirring
Make compound fine and close；
3rd step, mould 30 is placed on the mold base 13 of heater 1, and is fixed；
4th step, open heating power to 60KW, alloying pellet is melted, with alloying pellet gradually fusing from mould
30 tops add the alloy material being blended in the first step and auxiliary material 31, until aluminium alloy is full of whole mould 30；
5th step, removes inductor 11 and inductor liner 12, is sealed mould 30 top using the thick asbestos board of 4mm,
Open centrifugal rotational speed to 200r/min, so that mould 30 is rotated together with rotary support seat 15；
6th step, mould 30 is taken out from heater 1, is placed on the mold base 23 of cooling device 2；
7th step, opens water inlet 21, delivery port 24 and the vibrator 25 of cooling device 2, the height of adjustment cooling water is extremely
Water inlet 21 and delivery port 24 is closed behind the 1/3 of mould 30 height；
8th step, second height adjusting cooling water after 50s to be cooled, to the 2/3 of mold height, adjusts after cooling down 30s
The third time height of cooling water is to the 9/10 of mould 30 height；
9th step, closes vibrator 25, the assembly of the aluminium alloy and mould 30 that have cooled to uniform temperature is taken out, row
Go out cooling water.
Embodiment three：
Prepare bimetallic plane bearing blank, a diameter of 60mm, steel back thickness 10mm, surface requirements cover one layer of trade mark and are
The copper alloy of ZCuPb5Sn5Zn5.Carry out in accordance with the following steps successively：
The first step, is blended alloy material and auxiliary material 31：The ZCuPb5Sn5Zn5 that 0.85kg granular size is 0.6～2.2mm
Copper alloy particle, the charcoal particle of copper gas welding flux 0.1kg, 60ml mix；
Second step, the alloy material being blended in the first step and auxiliary material 31 are loaded in mould 30, and are caused using thin copper bar stirring
Make compound fine and close；
3rd step, mould 30 is placed on the mold base 13 of heater 1, and is fixed；
4th step, open heating power to 60KW, alloying pellet is melted, with alloying pellet gradually fusing from mould
30 tops add the alloy material being blended in the first step and auxiliary material 31, until aluminium alloy is full of whole mould 30；
5th step, removes inductor 11 and inductor liner 12, using the thick asbestos board of 4mm and fast binder by mould
30 top sealings, open centrifugal rotational speed to 230r/min, so that mould 30 is rotated together with rotary support seat 15；
6th step, mould 30 is taken out from heater 1, is placed on the mold base 23 of cooling device 2；
7th step, opens water inlet 21, delivery port 24 and the vibrator 25 of cooling device 2, the height of adjustment cooling water is extremely
Water inlet 21 and delivery port 24 is closed behind the 1/3 of mould 30 height；
8th step, adjusts second height of cooling water to the 5/8 of mould 30 height, after cooling down 25ss after 35s to be cooled
The third time height of adjustment cooling water is to the 9/10 of mould 30 height；
9th step, closes vibrator 25, the assembly of the aluminium alloy and mould 30 that have cooled to uniform temperature is taken out, row
Go out cooling water.
Claims (17)
1. a kind of bimetallic plane bearing blank stand-by provision it is characterised in that：There is heater（1）And cooling device
（2）, described heater（1）Including inductor（11）, inductor liner（12）, refractory brick（14）, rotatable support base
（15）With the first mold base（13）, described inductor liner（12）It is affixed on inductor（11）Inwall, described inductor（11）
With inductor liner（12）Section be rectangle, described inductor（11）It is placed in refractory brick（14）On, described first mould bottom
Seat（13）It is arranged on support base（15）Top, described refractory brick（14）There is through hole（14-1）, described first mold base
（13）Loosely pass through through hole（14-1）And stretch in inductor liner（12）First inner chamber（12-1）In, described first mould
Base（13）There is the first mounting groove（13-1）;Described cooling device（2）Including water receiver（22）, the second mold base（23）
And vibrator（25）, described water receiver（22）There is second inner chamber（22-1）, water inlet（21）And delivery port（24）, water receiver
（22）Perisporium in be provided with water stream channel（22-2）, water inlet（21）Positioned at water receiver（22）Top and and water stream channel（22-
2）Connection, delivery port（24）Positioned at water receiver（22）Second inner chamber（22-1）Bottom and and water stream channel（22-2）And in second
Chamber（22-1）Connection, described second mold base（23）It is located at water receiver（22）Second inner chamber（22-1）Bottom, the second mould
Base（23）There is the second mounting groove（23-1）, described water receiver（22）Bottom be placed in vibrator（25）On.
2. bimetallic plane bearing blank stand-by provision according to claim 1 it is characterised in that：In described inductor
Lining（12）Fired by fire clay and form or be made by asbestos board.
3. bimetallic plane bearing blank stand-by provision according to claim 1 it is characterised in that：In described inductor
Lining（12）Outer wall and inductor（11）Inwall between for gap cooperation.
4. bimetallic plane bearing blank stand-by provision according to claim 1 it is characterised in that：Described first mould
Base（13）Top surface be cancave cambered surface, described first mounting groove（13-1）Bottom surface be cancave cambered surface.
5. bimetallic plane bearing blank stand-by provision according to claim 1 it is characterised in that：Described first mould
Base（13）It is fixed on support base（15）Top center.
6. bimetallic plane bearing blank stand-by provision according to claim 1 it is characterised in that：Described refractory brick
（14）Thickness be 40mm ± 5mm.
7. bimetallic plane bearing blank stand-by provision according to claim 1 it is characterised in that：Described water inlet
（21）For 2 or more than 2 and be evenly distributed on water receiver（22）Top, delivery port（24）For 2 or more than 2 and uniformly
It is distributed in water receiver（22）Second inner chamber（22-1）Bottom, delivery port（24）With corresponding water inlet（21）It is in same hanging down
On straight line.
8. bimetallic plane bearing blank stand-by provision according to claim 7 it is characterised in that：Described water inlet
（21）For 4.
9. bimetallic plane bearing blank stand-by provision according to claim 7 it is characterised in that：Described delivery port
（24）For 4.
10. bimetallic plane bearing blank stand-by provision according to claim 1 it is characterised in that：Described second mould
Tool base（23）It is placed in water receiver（22）Second inner chamber（22-1）The center of bottom.
11. bimetallic plane bearing blank stand-by provisions according to claim 1 it is characterised in that：Described current lead to
Road（22-2）For annular.
12. bimetallic plane bearing blank stand-by provisions according to claim 1 it is characterised in that：Described second mould
Tool base（23）Top surface be cancave cambered surface, described second mounting groove（23-1）Bottom surface be cancave cambered surface.
A kind of 13. preparation methods of bimetallic plane bearing it is characterised in that：Using the double gold described in one of claim 1 ~ 12
Belong to plane bearing blank stand-by provision, comprise the following steps：
The first step, is blended alloy material and auxiliary material：Copper alloy particle, copper gas welding flux, wood chip are mixed；
Second step, the alloy material being blended in the first step and auxiliary material are loaded mould（30）In, and caused mixed using thin copper bar stirring
Close material（31）Fine and close；
3rd step, by mould（30）It is placed in heater（1）The first mold base（13）On, and be fixed；
4th step, opens heating power, by compound（31）Fusing, with compound（31）Gradually fusing from mould（30）Top
Portion adds the alloy material being blended in the first step and auxiliary material, until aluminium alloy is full of whole mould（30）；
5th step, removes inductor（11）With inductor liner（12）, by mould（30）Top sealing, open centrifugal rotational speed,
Make mould（30）With rotary support seat（15）Rotate together；
6th step, by mould（30）From heater（1）Middle taking-up, is placed in cooling device（2）The second mold base（23）
On；
7th step, opens cooling device（2）Water inlet（21）, delivery port（24）And vibrator（25）, the height of adjustment cooling water
Water inlet is closed after degree（21）And delivery port（24）；
8th step, repeats the 7th step process, as needed the height of second of adjustment cooling water or more number of times；
9th step, closes vibrator（25）, alloy-layer and the mould of uniform temperature will be had cooled to（30）Assembly take out, row
Go out cooling water.
The preparation method of 14. bimetallic plane bearings according to claim 13 it is characterised in that：Described mould（30）Adopt
With mild steel, mould（30）It is the steel back of bimetallic plane bearing after materials processing.
The preparation method of 15. bimetallic plane bearings according to claim 13 it is characterised in that：Described alloying pellet is straight
Footpath is 0.6～2.2mm, and the weight of alloying pellet and copper gas welding flux ratio is for 10～15:1, the volume ratio of copper gas welding flux and wood chip is
1:1～3.
The preparation method of 16. bimetallic plane bearings according to claim 13 it is characterised in that：Mould is sealed into asbestos
The side that plate is coated with high temperature resistant binder sticks to mould（30）Top.
The preparation method of 17. bimetallic plane bearings according to claim 13 it is characterised in that：Described adjustment cooling water
Height should be 2 times or more than 2 times.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410448034.7A CN104162641B (en) | 2014-09-04 | 2014-09-04 | Device and method for preparing thermometal plane bearing workblanks |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410448034.7A CN104162641B (en) | 2014-09-04 | 2014-09-04 | Device and method for preparing thermometal plane bearing workblanks |
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| Publication Number | Publication Date |
|---|---|
| CN104162641A CN104162641A (en) | 2014-11-26 |
| CN104162641B true CN104162641B (en) | 2017-02-15 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58209458A (en) * | 1982-05-31 | 1983-12-06 | Kubota Ltd | Dust collecting method in centrifugal die casting method of wet process de lavaud type |
| CN100595293C (en) * | 2008-04-03 | 2010-03-24 | 上海交通大学 | Work-piece heating arrangement for high temperature shot-peening |
| CN102059328A (en) * | 2010-09-27 | 2011-05-18 | 鞍山亚赛电磁设备有限公司 | Vertical two-channel power frequency tundish heating device with core |
| CN103722144B (en) * | 2012-10-13 | 2016-04-27 | 南车戚墅堰机车车辆工艺研究所有限公司 | The preparation method of steel-based copper alloy dual-metal spherical bearing block blank |
| CN204148489U (en) * | 2014-09-04 | 2015-02-11 | 南车戚墅堰机车车辆工艺研究所有限公司 | Prepare bimetallic plane bearing blank cooling device |
| CN204148470U (en) * | 2014-09-04 | 2015-02-11 | 南车戚墅堰机车车辆工艺研究所有限公司 | Prepare bimetallic plane bearing blank heater |
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2014
- 2014-09-04 CN CN201410448034.7A patent/CN104162641B/en active Active
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