CN206706317U - Composite coating slide cam selector - Google Patents
Composite coating slide cam selector Download PDFInfo
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- CN206706317U CN206706317U CN201720297138.1U CN201720297138U CN206706317U CN 206706317 U CN206706317 U CN 206706317U CN 201720297138 U CN201720297138 U CN 201720297138U CN 206706317 U CN206706317 U CN 206706317U
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- slide cam
- cam selector
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Abstract
The utility model is on composite coating slide cam selector.The embodiment of the utility model one provides a composite coating slide cam selector, and it includes slide cam selector, and thermal spraying remelted alloy coating and PVD coatings are adhered in the surface of slide cam selector successively；Wherein, thermal spraying remelted alloy coating is Cr3C2The alloy coat that Ni Cr, WC 12Co, WC 12Ni, WC 10Co 4Cr, WC 15Ni or TiC 15Ni are formed, PVD coatings are the nanometer hard coat that AlCrN, CrAlN, CrN, AlTiN, TiAlN, TiAlCrN, TiSiN, TiSiAlN or TiAlWN are formed.The composite coating slide cam selector that the utility model embodiment provides, composite coating slide cam selector is formed by being sequentially depositing thermal spraying remelted alloy coating and PVD coatings on the surface of slide cam selector body, effectively prevent composite coating slide cam selector to be corroded and wear in use, and then improve the service life of composite coating slide cam selector.
Description
Technical field
It the utility model is related to textile technology field, more particularly to composite coating slide cam selector.
Background technology
In current textile processing field, with the extension of textile material, slide cam selector not only needs stronger anti-wear performance, and
And need that there is decay resistance to tackle the corrosive atmosphere of surrounding.However, common slide cam selector can not meet it is above-mentioned
Demand.Specifically, the part (such as shuttle, pin, line), gliding cable structure or mode and the needle selection that slidably contact the surfaces with slide cam selector
The change of environment residing for device, the abrasion and corrosion of common slide cam selector can be aggravated, so as to cause common slide cam selector to use the longevity
Life shortens.
Thus, existing slide cam selector needs improvement badly, to improve the wear-resistant and corrosive nature of slide cam selector, improves slide cam selector
Service life.
Utility model content
One of the purpose of this utility model is to provide a composite coating slide cam selector, and it can effectively improve the corrosion resistant of slide cam selector
Erosion and polishing machine.
According to an embodiment of the present utility model, a composite coating slide cam selector, it includes slide cam selector, the surface of slide cam selector according to
Secondary attachment thermal spraying remelted alloy coating and physical vapour deposition (PVD) (hereinafter referred to as " PVD ") coating；Wherein, thermal spraying remelted alloy
Coating is Cr3C2The alloy coat that-Ni-Cr, WC-12Co, WC-12Ni, WC-10Co-4Cr, WC-15Ni or TiC-15Ni are formed,
PVD coatings are the nanometer that AlCrN, CrAlN, CrN, AlTiN, TiAlN, TiAlCrN, TiSiN, TiSiAlN or TiAlWN are formed
Hard coat.
The composite coating slide cam selector that the utility model embodiment provides, by being sequentially depositing heat on the surface of slide cam selector body
Spray remelted alloy coating and PVD coatings form composite coating slide cam selector, effectively prevent composite coating slide cam selector using process
In be corroded and wear, and then improve the service life of composite coating slide cam selector.
Brief description of the drawings
It is the front view according to the composite coating slide cam selector of the embodiment of the utility model one shown in Fig. 1
It is the partial section after composite coating slide cam selector shown in Fig. 1 is cut along A-A directions shown in Fig. 2
It is the front view according to the composite coating slide cam selector of another embodiment of the utility model shown in Fig. 3
It is the partial section after composite coating slide cam selector shown in Fig. 3 is cut along B-B directions shown in Fig. 4
Embodiment
To be better understood from spirit of the present utility model, it is made below in conjunction with part preferred embodiment of the present utility model
Further illustrate.
It is according to the front view of the composite coating slide cam selector 100 of the embodiment of the utility model one shown in Fig. 1, is shown in Fig. 2
Composite coating slide cam selector shown in Fig. 1 100 along A-A directions cut after partial section.
As illustrated in fig. 1 and 2, composite coating slide cam selector 100 includes slide cam selector 10, and the surface 10a of slide cam selector 10 adheres to successively
Thermal spraying remelted alloy coating 12 and PVD coatings 14.Wherein, thermal spraying remelted alloy coating 12 is to include Cr3C2-Ni-Cr、WC-
12Co, WC-12Ni, WC-10Co-4Cr, WC-15Ni, TiC-15Ni or its combination alloy coat, to strengthen slide cam selector 10
Decay resistance, PVD coatings 14 be include AlCrN, CrAlN, CrN, AlTiN, TiAlN, TiAlCrN, TiSiN,
TiSiAlN, TiAlWN or its combination nanometer hard coat, to strengthen the anti-wear performance of slide cam selector 10.
In an embodiment of the present utility model, thermal spraying remelted alloy coating 12 is to include Cr3C2- Ni-Cr dual alloy
Coating, and PVD coatings 14 are the nanometer hard coat for including AlCrN；Cr3C275% He is preferably about with Ni-Cr part by weight
25%.
In another embodiment of the present utility model, the thickness of thermal spraying remelted alloy coating 12 is 0.1mm-1mm, thermal jet
The thickness for applying remelted alloy coating 12 can be more preferably 0.2mm-0.5mm.The thickness of PVD coatings 14 is 0.1 μm -15 μm,
The thickness of PVD coatings 14 can be more preferably 6 μm -12 μm, more preferably 8 μm -10 μm.
In another embodiment of the present utility model, the case hardness of PVD coatings 14 is 1500HV-5000HV.PVD coatings
14 case hardness can more preferably about 3300HV-3800HV.
Following step is included according to the preparation method of the composite coating slide cam selector 100 of the embodiment of the utility model one shown in Fig. 1
Suddenly：
Slide cam selector 10 is provided；
Alloy coat is sprayed in the surface 10a of slide cam selector 10 using the technique of HVAF；
The thermal spraying alloy coating of surface 10a to being attached to slide cam selector 10 carries out re melting process to form thermal spraying remelting
Alloy coat 12；
PVD coatings 14 are deposited using the surface 12a of thermal spraying remelted alloy coating 12 of the PVD after re melting process,
So as to form composite coating slide cam selector 100.
According to an embodiment of the present utility model, can also increase between thermal spraying remelted alloy coating 12 and PVD coatings 14
If binder course, so as to further improve the bond strength between thermal spraying remelted alloy coating 12 and PVD coatings 14.
It is according to the front view of the composite coating slide cam selector 200 of another embodiment of the utility model, shown in Fig. 4 shown in Fig. 3
It is the partial section after composite coating slide cam selector shown in Fig. 3 200 is cut along B-B directions.
As shown in Figures 3 and 4, composite coating slide cam selector 200 further comprises on the basis of composite coating slide cam selector 100
Binder course 16 between thermal spraying remelted alloy coating 12 and PVD coatings 14.
In one embodiment of the present utility model, binder course 16 is Ti, Cr or Al metal level or its alloy-layer.
In another embodiment of the present utility model, the thickness of binder course 16 is 0.05 μm -1 μm, preferably 0.05 μm -
0.5μm。
Following step is included according to the preparation method of the composite coating slide cam selector 200 of the embodiment of the utility model one shown in Fig. 3
Suddenly：
Slide cam selector 10 is provided；
Alloy coat is sprayed in the surface 10a of slide cam selector 10 using the technique of HVAF；
The thermal spraying alloy coating of surface 10a to being attached to slide cam selector 10 carries out re melting process to form thermal spraying remelting
Alloy coat 12；
Binder course 16 is deposited using the surface 12a of thermal spraying remelted alloy coating 12 of the PVD after re melting process
PVD coatings 14 are deposited using surface 16a of the PVD in binder course 16,
So as to form composite coating slide cam selector 200.
In an embodiment of the present utility model, included using the step of PVD formation PVD coating 14：Pass first into
Purity is 99.999% argon gas, and the surface of thermal spraying remelted alloy coating 12 is cleaned under conditions of biasing as 800-1000V
Or the surface of binder course 16；Then stop being passed through argon gas, be passed through the nitrogen that purity is 99.999%, be 80-100V's in bias
Under the conditions of, open comprising the target for being used for the metal for forming PVD coatings 14, arc current 120A-200A, using PVD clear
The surface of thermal spraying remelted alloy coating 12 or the surface of binder course 16 after clean deposit to form PVD coatings 14.
In an embodiment of the present utility model, included using the step of PVD formation binder course 16：In bias 400-
600V, arc current be 100A under conditions of, be passed through purity be 99.999% argon gas, be then turned off argon gas, using comprising due to
The target of the metal of binder course 16 is formed, is sunk using the surface of thermal spraying remelted alloy coating 12 of the PVD after re melting process
Product forms binder course 16.
In another embodiment of the present utility model, re melting process carries out remelting using laser, and the power of the laser is
500-1000W (preferably about 800W), spot diameter are 3-5mm (preferably about 4mm) and translational speed is 0.5-3m/min
(preferably about 1.5m/min).
Above-mentioned thermal spraying re melting process, i.e., in the alloy included thermal spraying remelted alloy coating 12 using thermal source most
Easy molten metal fusing, caused liquid phase contribute to the reinforcing of diffusion process and the infiltration of composition, and the process of fusing makes heat
The spraying remelted alloy coating 12 and surface 10a of slide cam selector 10 land from the lamellar tissue stacked originally be changed into it is fine and close and compared with
Uniform tissue, hole, which is reduced, even to disappear, so as to improve the knot between thermal spraying remelted alloy coating 12 and slide cam selector 10
Right and thermal spraying remelted alloy coating 12 inherent quality, further increase the corrosion resistant of thermal spraying remelted alloy coating 12
Corrosion and wearability.
Composite coating slide cam selector 200 is set up on the basis of composite coating slide cam selector 100 to be applied positioned at thermal spraying remelted alloy
Binder course 16 before 12 and PVD of layer coatings 14, thermal spraying remelted alloy coating 12 and PVD coatings 14 are formed by binder course 16
Between transition, the conjugation between PVD coatings 14 and thermal spraying remelted alloy coating 12 can be further enhanced.
The utility model embodiment can be formed by the supersonic velocity flame plating equipment of routine using conventional spraying coating process
Thermal spraying remelted alloy coating 12 and binder course 16 and PVD are formed using conventional PVD by the PVD equipment of routine applied
Layer 14.
In another embodiment of the present utility model, composite coating slide cam selector is in composite coating slide cam selector 100 or compound painting
On the basis of layer slide cam selector 200, further comprise oozing between the surface of slide cam selector and thermal spraying remelted alloy coating 12
Nitrogen layer is further to strengthen the conjugation between the surface of slide cam selector and thermal spraying remelted alloy coating 12.The thickness of nitriding layer is
0.1mm-0.5mm, the thickness of nitriding layer more preferably can be not less than 0.2mm.According to one of the present utility model implementation state
Sample, the preparation technology of nitriding layer are：Using the technique of HVAF in the surface spraying of slide cam selector to form thermal jet
Before applying alloy coat, slide cam selector is first set to carry out glow discharge nitriding processing to form nitriding layer.
It is described further below in conjunction with part more preferred embodiment of the present utility model.
Embodiment 1
Slide cam selector 10 is provided；
Cr is sprayed in the surface 10a of slide cam selector 10 using the technique of HVAF3C2- Ni-Cr alloy is to form thickness
Spend the thermal spraying alloy coating for 0.3mm；Wherein, Cr3C2Part by weight with Ni-Cr is 75% and 25%；
The thermal spraying alloy coating of surface 10a to being attached to slide cam selector 10 carries out re melting process to form thermal spraying remelting
Alloy coat 12, re melting process use laser remolten, set power as 800W, spot diameter 4mm, translational speed 1.5m/
min；
The argon gas (i.e. high-purity argon gas) that purity is 99.999% is passed through, under conditions of 800-1000V is biased, cleans remelting
The surface of thermal spraying remelted alloy coating 12 after processing, is then turned off argon gas, and it is (i.e. high to be passed through the nitrogen that purity is 99.999%
Pure nitrogen gas), under conditions of 80-100V is biased, CrAl targets are opened, arc current 120A-200A, are being cleaned using PVD
The surface 12a depositing Al CrN alloys of thermal spraying remelted alloy coating 12 afterwards form the PVD coatings 14 that thickness is 7-9 μm, so as to
Form composite coating slide cam selector 100.The case hardness of composite coating slide cam selector 100 is 3800HV or so.
Embodiment 2
Slide cam selector 10 is provided；
Cr is sprayed in the surface 10a of slide cam selector 10 using the technique of HVAF3C2- Ni-Cr alloy is to form thickness
Spend the thermal spraying alloy coating for 0.3mm；Wherein, Cr3C2Part by weight with Ni-Cr is 75% and 25%；
The thermal spraying alloy coating of surface 10a to being attached to slide cam selector 10 carries out re melting process to form thermal spraying remelting
Alloy coat 12, re melting process use laser remolten, set power as 1000W, spot diameter 5mm, translational speed 0.5m/
min；
The argon gas (i.e. high-purity argon gas) that purity is 99.999% is passed through, under conditions of 800-1000V is biased, cleans remelting
The surface of thermal spraying remelted alloy coating 12 after processing, is then turned off argon gas, and it is (i.e. high to be passed through the nitrogen that purity is 99.999%
Pure nitrogen gas), under conditions of 80-100V is biased, AlTi targets are opened, arc current 120A-200A, are being cleaned using PVD
The surface 12a depositing Ti AlN alloys of thermal spraying remelted alloy coating 12 afterwards form the PVD coatings 14 that thickness is 4-8 μm, so as to
Form composite coating slide cam selector 100.The case hardness of composite coating slide cam selector 100 is 3300HV or so.
Embodiment 3
Slide cam selector 10 is provided；
Slide cam selector 10 is set to carry out glow discharge nitriding processing under 400 DEG C of nitrogen environment to form nitriding layer, the thickness of nitriding layer
Spend for 0.25mm；
Using HVAF technique nitriding layer surface spraying Cr3C2- Ni-Cr alloy using formed thickness as
0.3mm thermal spraying alloy coating；Wherein, Cr3C2Part by weight with Ni-Cr is 75% and 25%；
The thermal spraying alloy coating on the surface to being attached to nitriding layer carries out re melting process to form thermal spraying remelted alloy
Coating 12, re melting process use laser remolten, set power as 500W, spot diameter 3mm, translational speed 3m/min；
Under conditions of bias 400-600V, arc current are 100A, argon gas (the i.e. high-purity argon that purity is 99.999% is passed through
Gas), argon gas is then turned off, using Cr metallic targets, the surface 12a of the thermal spraying remelted alloy coating 12 after re melting process is used
PVD deposits Cr metals to form thickness as 0.5 μm of binder course 16；
The nitrogen (i.e. high pure nitrogen) that purity is 99.999% is passed through, under conditions of 80-100V is biased, opens CrAl
Target, arc current 120A to 200A, PVD is used to form thickness in the surface 16a depositing Al CrN alloys of binder course 16 as 7-9 μ
M PVD coatings 14, so as to form composite coating slide cam selector 200.The case hardness of composite coating slide cam selector 200 is 3700HV left
It is right.
Embodiment 4
Slide cam selector 10 is provided；
Slide cam selector 10 is set to carry out glow discharge nitriding processing under 400 DEG C of nitrogen environment to form nitriding layer, the thickness of nitriding layer
Spend for 0.3mm；
Use the technique of HVAF the surface spraying WC-10Co-4Cr alloys of nitriding layer using formed thickness as
0.3mm thermal spraying alloy coating；Wherein, WC, Co and Cr part by weight are 86%, 10% and 4%；
The thermal spraying alloy coating on the surface to being attached to nitriding layer carries out re melting process to form thermal spraying remelted alloy
Coating 12, re melting process use laser remolten, set power as 800W, spot diameter 4mm, translational speed 1.5m/min；
The argon gas (i.e. high-purity argon gas) that purity is 99.999% is passed through, under conditions of 800-1000V is biased, cleans remelting
The surface of thermal spraying remelted alloy coating 12 after processing, is then turned off argon gas, and it is (i.e. high to be passed through the nitrogen that purity is 99.999%
Pure nitrogen gas), under conditions of 80-100V is biased, CrAl targets are opened, arc current 120A-200A, are being cleaned using PVD
The surface 12a depositing Al CrN alloys of thermal spraying remelted alloy coating 12 afterwards form the PVD coatings 14 that thickness is 7-9 μm, so as to
Form composite coating slide cam selector 100.The case hardness of composite coating slide cam selector 100 is 3750HV or so.
Embodiment 5
Slide cam selector 10 is provided；
The technique of HVAF is used to spray WC-10Co-4Cr alloys in the surface 10a of slide cam selector 10 to be formed
Thickness is 0.3mm thermal spraying alloy coating；Wherein, WC, Co and Cr part by weight are 86%, 10% and 4%；
The thermal spraying alloy coating of surface 10a to being attached to slide cam selector 10 carries out re melting process to form thermal spraying remelting
Alloy coat 12, using laser remolten, power is set as 800W, spot diameter 4mm, translational speed 1.5m/min；
Under conditions of bias 400-600V, arc current are 100A, argon gas (the i.e. high-purity argon that purity is 99.999% is passed through
Gas), argon gas is then turned off, using Cr metallic targets, the surface 12a depositions of the thermal spraying remelted alloy coating 12 after re melting process
Cr metals are to form thickness as 0.5 μm of binder course 16；
The nitrogen (i.e. high pure nitrogen) that purity is 99.999% is passed through, under conditions of 80-100V is biased, opens CrAl
Target, arc current 120A to 200A, PVD is used to form thickness in the surface 16a depositing Al CrN alloys of binder course 16 as 7-9 μ
M PVD coatings 14, so as to form composite coating slide cam selector 200.The case hardness of composite coating slide cam selector 200 is 3800HV left
It is right.
Embodiment 6
Slide cam selector 10 is provided；
The technique of HVAF is used to spray WC-12Ni alloys in the surface 10a of slide cam selector 10 to form thickness
For 0.3mm thermal spraying alloy coating；Wherein, WC and Ni part by weight is 88% and 12%；
The thermal spraying alloy coating of surface 10a to being attached to slide cam selector 10 carries out re melting process to form thermal spraying remelting
Alloy coat 12, using laser remolten, power is set as 800W, spot diameter 4mm, translational speed 1.5m/min；
Under conditions of bias 400-600V, arc current are 100A, argon gas (the i.e. high-purity argon that purity is 99.999% is passed through
Gas), argon gas is then turned off, using Cr metallic targets, the surface 12a depositions of the thermal spraying remelted alloy coating 12 after re melting process
Cr metals are to form thickness as 0.5 μm of binder course 16；
The nitrogen (i.e. high pure nitrogen) that purity is 99.999% is passed through, under conditions of 80-100V is biased, opens CrAl
Target, arc current 120A to 200A, PVD is used to form thickness in the surface 16a depositing Al CrN alloys of binder course 16 as 7-9 μ
M PVD coatings 14, so as to form composite coating slide cam selector 200.The case hardness of composite coating slide cam selector 200 is 3800HV left
It is right.
Embodiment 7
Slide cam selector 10 is provided；
The technique of HVAF is used to spray WC-12Co alloys in the surface 10a of slide cam selector 10 to form thickness
For 0.3mm thermal spraying alloy coating；Wherein, WC and Co part by weight is 88% and 12%；
The thermal spraying alloy coating of surface 10a to being attached to slide cam selector 10 carries out re melting process to form thermal spraying remelting
Alloy coat 12, using laser remolten, power is set as 800W, spot diameter 4mm, translational speed 1.5m/min；
Under conditions of bias 400-600V, arc current are 100A, argon gas (the i.e. high-purity argon that purity is 99.999% is passed through
Gas), argon gas is then turned off, using Ti metallic targets, the surface 12a depositions of the thermal spraying remelted alloy coating 12 after re melting process
Ti metals are to form thickness as 0.5 μm of binder course 16；
The nitrogen (i.e. high pure nitrogen) that purity is 99.999% is passed through, under conditions of 80-100V is biased, opens AlTi
Target, arc current 120A to 200A, PVD is used to form thickness in the surface 16a depositing Ti AlN alloys of binder course 16 as 4-8 μ
M PVD coatings 14, so as to form composite coating slide cam selector 200.The case hardness of composite coating slide cam selector 200 is 3200HV left
It is right.
Embodiment 8
Slide cam selector 10 is provided；
Cr is sprayed in the surface 10a of slide cam selector 10 using the technique of HVAF3C2- Ni-Cr alloy is to form thickness
Spend the thermal spraying alloy coating for 0.3mm；Wherein, Cr3C2Part by weight with Ni-Cr is 75% and 25%；
The thermal spraying alloy coating of surface 10a to being attached to slide cam selector 10 carries out re melting process to form thermal spraying remelting
Alloy coat 12, using laser remolten, power is set as 800W, spot diameter 4mm, translational speed 1.5m/min；
Under conditions of bias 400-600V, arc current are 100A, argon gas (the i.e. high-purity argon that purity is 99.999% is passed through
Gas), argon gas is then turned off, using Cr metallic targets, the surface 12a depositions of the thermal spraying remelted alloy coating 12 after re melting process
Cr metals are to form thickness as 0.5 μm of binder course 16；
The nitrogen (i.e. high pure nitrogen) that purity is 99.999% is passed through, under conditions of 80-100V is biased, opens AlTi targets
With Cr targets, arc current 120A to 200A, thickness is formed using surface 16a depositing Ti AlCrN alloy of the PVD in binder course 16
For 7-9 μm of PVD coatings 14, so as to form composite coating slide cam selector 200.The case hardness of composite coating slide cam selector 200 is
3600HV or so.
Following table is the composite coating slide cam selector of various embodiments of the utility model and the performance parameter of conventional common slide cam selector
Contrast
Note：
● dual alloy slide cam selector uses 42CrMo class quenched and tempered steel, and surface carries out about 0.27mm thickness, and (0.27mm is embodiment
The average thickness of the coating on the surface of slide cam selector 10 in 1-8) nickel base alloy spray welding processing.
● powder metallurgy stainless steel slide cam selector uses import powder metallurgy stainless steel.
● PVD coatings slide cam selector is the slide cam selector for being only attached with PVD technique depositing coating.
● the test of corrosion resistance is that the coating of slide cam selector soaks 10h in the 10%HCl solution that temperature is 40 DEG C, is measured
The weight-loss ratio of unit interval per surface area.
● reference standard ISO8251-87 and JISH8682 standard, determined with friction wheel abrasiometer in defined examination
Under the conditions of testing, the grinding abrasive paper for making coating and being glued in friction wheel outer rim makees planar reciprocating, friction wheel after every two-pass
A low-angle (0.9 °) is rotated, after defined grinding several times, the reduction of coating quality (mg) is as the mark for weighing wearability
It is accurate.
As seen from the above table, compared to conventional common slide cam selector (i.e. dual alloy slide cam selector, powder metallurgy stainless steel slide cam selector
And PVD coatings slide cam selector), the composite coating slide cam selector that the utility model embodiment provides, by being set on the surface of slide cam selector
Thermal spraying remelted alloy coating and PVD coatings, the case hardness and corrosion resistance of composite coating slide cam selector are effectively increased, so as to
Improve the quality and service life of composite coating slide cam selector.
In addition, dual alloy slide cam selector mainly utilizes the corrosion resistance characteristic of nickel, technique management and control is relatively difficult, the dual alloy on surface
Layer conjugation is low, easily comes off, causes quality dramatic decrease during slide cam selector use.And what the utility model embodiment provided
Composite coating slide cam selector, can be by the re melting process to thermal spraying remelted alloy coating and/or in thermal spraying remelted alloy coating
Binder course is set up between PVD coatings to improve the conjugation of the coating on the surface of slide cam selector, effectively avoids coating shedding, so as to
The quality of composite coating slide cam selector is further improved, extends its service life.
The powder metallurgy stainless steel slide cam selector higher compared to price, the composite coating choosing that the utility model embodiment provides
While above-mentioned performance is improved, price also decreases pin device, has saved production cost.
Although PVD technique is on the multidisciplinary basis such as modern physicses, chemistry, materialogy, electronics, mechanics known to one
On the engineering technology set up, i.e., by metal or nonmetallic target (institute's Coating Materials) under vacuum conditions, by physics mistake
Journey is deposited on the process for needing film-coating workpiece surface.But only with PVD technique obtained by the surface Direct precipitation coating of slide cam selector 10
The slide cam selector arrived, its corrosion resistance and wearability still can not meet the requirement of slide cam selector.And the utility model embodiment
The composite coating slide cam selector of offer, HVAF technique is combined with PVD, forms heat respectively on slide cam selector
Remelted alloy coating and PVD coatings are sprayed, improves the decay resistance and anti-wear performance of composite coating slide cam selector.It is meanwhile logical
The re melting process to thermal spraying alloy coating is crossed to ensure between thermal spraying remelted alloy coating and slide cam selector, thermal spraying remelting is closed
Conjugation between gold plating and PVD coatings, or by setting up combination between thermal spraying remelted alloy coating and PVD coatings
Layer further strengthens the conjugation between thermal spraying remelted alloy coating and PVD coatings, realizes the coating that different process is formed
Between effective combination.
Technology contents and technical characterstic of the present utility model are had revealed that as above, but those skilled in the art still may be used
A variety of replacements and modification without departing substantially from the utility model spirit can be made based on teaching of the present utility model and announcement.Therefore, originally
The protection domain of utility model should be not limited to the content disclosed in embodiment, and should be replaced including various without departing substantially from of the present utility model
Change and modify, and covered by present patent application claims.
Claims (9)
- A kind of 1. composite coating slide cam selector, it is characterised in that including：Thermal spraying is adhered on slide cam selector, the surface of the slide cam selector successively Remelted alloy coating and physical vapour deposition (PVD) PVD coatings；Wherein, the thermal spraying remelted alloy coating is Cr3C2-Ni-Cr、WC- 12Co, WC-12Ni, WC-10Co-4Cr, WC-15Ni or TiC-15Ni form alloy coat, the PVD coatings be AlCrN, The nanometer hard coat that CrAlN, CrN, AlTiN, TiAlN, TiAlCrN, TiSiN, TiSiAlN or TiAlWN are formed.
- 2. composite coating slide cam selector as claimed in claim 1, it is characterised in that the thermal spraying remelted alloy coating is Cr3C2The alloy coat that-Ni-Cr is formed.
- 3. composite coating slide cam selector as claimed in claim 1, it is characterised in that the PVD coatings are the nanometer that AlCrN is formed Hard coat.
- 4. composite coating slide cam selector as claimed in claim 1, it is characterised in that further comprise closing positioned at the thermal spraying remelting Binder course between gold plating and the PVD coatings；The binder course is the metal level that Ti, Cr or Al are formed.
- 5. composite coating slide cam selector as claimed in claim 4, it is characterised in that the thickness of the binder course is 0.05 μm of -1 μ m。
- 6. the composite coating slide cam selector as any one of claim 1-5, it is characterised in that the thermal spraying remelted alloy The thickness of coating is 0.1mm-1mm.
- 7. the composite coating slide cam selector as any one of claim 1-5, it is characterised in that the thickness of the PVD coatings For 0.1 μm -15 μm.
- 8. the composite coating slide cam selector as any one of claim 1-5, it is characterised in that the surface of the PVD coatings Hardness is 1500HV-5000HV.
- 9. the composite coating slide cam selector as any one of claim 1-5, it is characterised in that further comprise positioned at described Nitriding layer between the surface of slide cam selector and the thermal spraying remelted alloy coating, the thickness of the nitriding layer is 0.1mm- 0.5mm。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720297138.1U CN206706317U (en) | 2017-03-24 | 2017-03-24 | Composite coating slide cam selector |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720297138.1U CN206706317U (en) | 2017-03-24 | 2017-03-24 | Composite coating slide cam selector |
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| Publication Number | Publication Date |
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| CN206706317U true CN206706317U (en) | 2017-12-05 |
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ID=60467166
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107043994A (en) * | 2017-03-24 | 2017-08-15 | 纳狮新材料股份有限公司 | Composite coating slide cam selector and preparation method thereof |
-
2017
- 2017-03-24 CN CN201720297138.1U patent/CN206706317U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107043994A (en) * | 2017-03-24 | 2017-08-15 | 纳狮新材料股份有限公司 | Composite coating slide cam selector and preparation method thereof |
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