CN104372294B - The special bearing pin of engine chain and vacuum ionic depositing process - Google Patents
The special bearing pin of engine chain and vacuum ionic depositing process Download PDFInfo
- Publication number
- CN104372294B CN104372294B CN201410657508.9A CN201410657508A CN104372294B CN 104372294 B CN104372294 B CN 104372294B CN 201410657508 A CN201410657508 A CN 201410657508A CN 104372294 B CN104372294 B CN 104372294B
- Authority
- CN
- China
- Prior art keywords
- bearing pin
- vanadium
- engine chain
- coating
- vacuum
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/06—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the coating material
- C23C14/14—Metallic material, boron or silicon
- C23C14/16—Metallic material, boron or silicon on metallic substrates or on substrates of boron or silicon
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/22—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the process of coating
- C23C14/24—Vacuum evaporation
- C23C14/32—Vacuum evaporation by explosion; by evaporation and subsequent ionisation of the vapours, e.g. ion-plating
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16G—BELTS, CABLES, OR ROPES, PREDOMINANTLY USED FOR DRIVING PURPOSES; CHAINS; FITTINGS PREDOMINANTLY USED THEREFOR
- F16G15/00—Chain couplings, Shackles; Chain joints; Chain links; Chain bushes
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- General Engineering & Computer Science (AREA)
- Physical Vapour Deposition (AREA)
Abstract
Driving engine chain hinge pin high-wearing feature, high intensity and service life can be effectively improved the present invention relates to one kind, the special bearing pin of engine chain and vacuum ionic depositing process of the high-wearing feature, high intensity and service life of particularly big power engine chain hinge pin, big power engine chain hinge pin surface is coated with vanadium coating using vacuum ionic depositing process.Advantage：One is that the application coating is uniform and formation speed is fast, and plated layer compact degree is high, and hardness is high and difficult for drop-off；Two is that plating rear pin shaft not only has wearability very high, fatigue strength and stability, and greatly improves the service life of bearing pin.
Description
Technical field
Driving engine chain hinge pin high-wearing feature, high intensity can be effectively improved the present invention relates to one kind and use the longevity
Life, the special bearing pin of engine chain of the high-wearing feature, high intensity and service life of particularly big power engine chain hinge pin
And vacuum ionic depositing process, the special bearing pin manufacture field of category engine chain.
Background technology
At present, general Automotive Engine Chain bearing pin surface is processed by carbonitriding technology, and carbon nitrogen is total to
It is a kind of chemical heat treatment process for penetrating into carbon and nitrogen simultaneously to workpiece surface, and penetrating into nitrogen simultaneously based on carburizing to ooze, this
The fatigue resistance and wearability of workpiece surface can be improved to a certain extent.But in practical operation, exist be difficult to solve always
Tissue defects：Black net, black hole, black-tape, these defects cause case hardness, fatigue strength and the service life of part to drop significantly
It is low, especially for big power motive chain for, then seem especially prominent.
The content of the invention
Purpose of design：The weak point in background technology is avoided, if one kind can effectively improve driving engine chain
The special bearing pin of engine chain and vacuum ionic depositing process of bearing pin high-wearing feature, high intensity and service life.
Design：In order to realize above-mentioned purpose of design.Be put in for bearing pin arc discharge skill used in vacuum chamber by the present invention
Art, plus after certain voltage between negative electrode and anode, forms argon-arc plasma field, as the Coating Materials vanadium of negative electrode between the two
Surface produces arc light, its evaporation is formed metallic atom, electronic impact is subject to when metallic atom enters argon-arc plasma field and is ionized and is
Metal ion, under electric field action, at the same time metal ion high velocity bombardment leads to as the bearing pin surface of anode toward in vacuum chamber
By entering nitrogen or hydrocarbon vanadium nitride or vanadium carbide coating with premium properties are formed on bearing pin surface.
Technical scheme 1：A kind of special bearing pin of engine chain, big power engine chain hinge pin surface uses vacuum ionic
Depositing process is coated with vanadium coating.
Technical scheme 2：A kind of engine chain special bearing pin vacuum ionic depositing process is clear using Ions Bombardment sputtering before plating
Washing method is processed big power engine chain hinge pin surface, is then put in bearing pin and arc discharge skill is used in vacuum chamber
Art, plus after certain voltage between negative electrode and anode, makes to form argon-arc plasma field between the two, as the Coating Materials of negative electrode
Vanadium surface produces arc light and evaporation forms metallic atom, and it is gold electronic impact to be subject to when metallic atom enters argon-arc plasma field and is ionized
Category ion, under electric field action, metal ion high velocity bombardment as anode bearing pin surface while, toward vacuum chamber in be passed through nitrogen
Gas or hydrocarbon can form vanadium nitride or vanadium carbide coating with premium properties on bearing pin surface.
Technical scheme 3：A kind of special bearing pin vacuum ionic plating apparatus of engine chain, vacuum chamber is divided to two regions, respectively
It is electron beam heated filament bay I and workpiece coating chamber II, two interval differential pressure plates separate, differential pressure plate side is placed electron beam and steamed
Rise and electron gun, a vacuum machine, positive pole phase of the differential pressure plate opposite side equipped with activated electrode with power supply are equipped with vacuum chamber
Connection, is equipped with motor on the right side of activated electrode, there is the shrinkage pool that 10 depth are 1mm on bearing pin jack panel, and each shrinkage pool can be with
Stabilization places a bearing pin to be plated, there is heating pallet below bearing pin jack panel, and heating pallet is connected by pole with motor, electricity
The motivation other end is connected with power cathode and pole has loop with power supply, and there is reaction gas inlet the side of workpiece coating chamber II.
Compared with background technology, one is that the application coating is uniform and formation speed is fast to the present invention, and plated layer compact degree is high, hardness
It is high and difficult for drop-off；Two is that plating rear pin shaft not only has wearability very high, fatigue strength and stability, and greatly improves pin
The service life of axle.
Brief description of the drawings
Fig. 1 is the overall structure diagram that bearing pin carries out ion plating vanadium.
Fig. 2 is that the metallograph after 400 times is amplified in bearing pin carbo-nitriding.
Fig. 3 is that bearing pin plating vanadium amplifies the metallograph after 400.
Fig. 4 is the influence for plating vanadium layers thickness to hardness.
Fig. 5 is that plating vanadium layers thickness influences on specific wear rate.
Fig. 6 is the complexion after carbo-nitriding bearing pin weares and teares 5 hours on abrasion tester.
Fig. 7 is to plate the complexion after vanadium bearing pin weares and teares 5 hours on abrasion tester.
Specific embodiment
Embodiment 1：A kind of special bearing pin of engine chain, big power engine chain hinge pin surface uses vacuum ion plating
Technique is coated with vanadium coating.The big power engine chain hinge pin plated surface vanadium depth is for 1-3 μm and thickness of coating is uniform.
Embodiment 2：Reference picture 2- Fig. 7.On the basis of embodiment 1, a kind of special bearing pin vacuum ionic of engine chain
Depositing process, is processed big power engine chain hinge pin surface before plating using Ions Bombardment sputter clean method, then will
Bearing pin is put in and arc-discharge techniques is used in vacuum chamber, plus after certain voltage between negative electrode and anode, makes between the two
Argon-arc plasma field is formed, arc light is produced as the Coating Materials vanadium surface of negative electrode and evaporation is formed metallic atom, metallic atom enters
It is metal ion electronic impact to be subject to during argon-arc plasma field and is ionized, and under electric field action, metal ion high velocity bombardment is used as anode
Bearing pin surface while, toward vacuum chamber in be passed through to be formed on bearing pin surface by nitrogen or hydrocarbon there is premium properties
Vanadium nitride or vanadium carbide coating.
Embodiment 3：Referring to the drawings 1.A kind of special bearing pin vacuum ionic plating apparatus of engine chain, including it is vacuum chamber 1, poor
Pressing plate 2, reaction gas inlet 3, activated electrode 4, bearing pin to be plated 5, bearing pin jack panel 6, heating pallet 7, motor 8, power supply 9,
Slide rheostat 10, electron gun 11, vacuum machine 12, electron beam evaporation source 13.Vacuum chamber is divided to two regions, respectively electron beam heat
Silk bay I and workpiece coating chamber II, two interval differential pressure plates 2 separate, and the He of electron beam evaporation source 13 is placed in the side of differential pressure plate 2
Electron gun 11, to ensure indoor holding vacuum state, is equipped with a vacuum machine 12.The opposite side of differential pressure plate 2 is equipped with activated electrode 4
Positive pole with power supply 9 is connected, and motor 8 is housed on the right side of activated electrode 4, and it is 1mm's to have 10 depth on bearing pin jack panel 6
Shrinkage pool, each shrinkage pool can be stablized places a bearing pin to be plated 5, there is heating pallet 7 below bearing pin jack panel, and heating pallet 7 leads to
Cross pole to be connected with motor 8, the other end of motor 8 is connected with the negative pole of power supply 9 and pole has loop, workpiece plated film with power supply 9
There is reaction gas inlet 3 side of room II.
The operation principle of the vacuum ion plating film device：Vacuum chamber 1 is adjusted to certain vacuum degree using vacuum machine 12,
Nitrogen is passed through from entrance 3, starting heating pallet 7 makes bearing pin jack panel reach assigned temperature, makes the thermally equivalent of bearing pin to be plated 5.With
The electron beam evaporation source 13 that electron gun 11 heats with vanadium as material evaporates vanadium, is subject to positive voltage on activated electrode 4, due to gas
Body is discharged, and plasma discharge is formed between activated electrode 4 and electron beam evaporation source 13, is gone out from the expanding of electron beam evaporation source 13
Vanadium ion and the Nitrogen ion that is ionized to accelerated to the bearing pin to be plated 5 added with negative voltage by plasma discharge, with
High-energy is impacted to bearing pin to be plated 5, and vanadium ion and Nitrogen ion are reached when having been heated to 5 surface of bearing pin to be plated of uniform temperature just
Can chemically react, form vanadium nitride film.To enable the surface uniform coated of bearing pin to be plated 5, inserting the bottom of disk 6 in pin shaft hole has
A piece pole is connected with motor 8, and motor 8 can at the uniform velocity be rotated, to be guaranteed at the table of bearing pin to be plated 5 of diverse location
Face can be impacted by vanadium ion and Nitrogen ion.Change slide rheostat 10 to adjust voltage swing, so as to change ion punching
Energy size is hit, the purpose of control plating layer depth is reached.
Carbo-nitriding phasor as shown in Figure 2, it can be seen that there is more retained austenite in matrix, this can cause infiltration layer
Hardness reduction, friction durability reduces.If to control remained austenite content well, to control temperature, the time, medium into
Point and supply, but practical operation in it is relatively difficult.
Phasor as shown in Figure 3, it can be seen that plating vanadium bearing pin material is evenly distributed, and bond strength is good between coating and matrix,
Coating is dense, greatly improves case hardness, improves wearability and shear strength.
Influence of the plating vanadium layers thickness to case hardness is illustrated in figure 4, curve can be seen that film thickness is thicker from figure,
Its case hardness is higher.
Influence of the plating vanadium layers thickness to specific wear rate is illustrated in figure 5, as thickness of coating increases, specific wear rate reduction,
To finally tending to be steady.
As Fig. 6 compares with Fig. 7 and can obtain, the wear test for carrying out under the same conditions, carbo-nitriding bearing pin surface is broken
Damage extremely serious, and plate vanadium bearing pin surface still without change, illustrate that the wearability for plating the bearing pin after vanadium is better than carbo-nitriding
The wearability of bearing pin.
It is to be understood that：Although above-described embodiment is contrasted to mentality of designing of the invention, detailed word is retouched
State, but these word descriptions, simply to the simple text description of mentality of designing of the present invention, rather than to mentality of designing of the present invention
Limitation, any combination without departing from mentality of designing of the present invention, increase or change, each fall within protection scope of the present invention.
Claims (1)
1. the special bearing pin vacuum ionic depositing process of a kind of engine chain, it is characterized in that：Vacuum chamber（1）It is divided to two regions, respectively
It is electron beam heated filament bay（Ⅰ）With workpiece coating chamber（Ⅱ）, differential pressure plate is used in two intervals（2）Separate, differential pressure plate（2）Put side
Put electron beam evaporation source（13）And electron gun（11）, a vacuum machine is equipped with vacuum chamber（12）, differential pressure plate（2）Opposite side is filled
There is activated electrode（4）With power supply（9）Positive pole be connected and activated electrode（4）By slide rheostat（10）With power supply（9）Even
Connect, in activated electrode（4）Right side is equipped with motor（8）, bearing pin jack panel（6）On have 10 depth be 1mm shrinkage pool, each
Shrinkage pool can be stablized places a bearing pin to be plated（5）, there is heating pallet below bearing pin jack panel（7）, heat pallet（7）By bar
Son and motor（8）Connection, motor（8）The other end and power supply（9）Negative pole is connected and pole and power supply（9）There are loop, workpiece
Coating chamber（Ⅱ）There is reaction gas inlet side（3）；Plated using vacuum ionic depositing process on big power engine chain hinge pin surface
There is vanadium coating；Big power engine chain hinge pin surface is processed using Ions Bombardment sputter clean method before plating, then
Bearing pin is put in vacuum chamber using arc-discharge techniques, between negative electrode and anode plus after certain voltage, make both it
Between form argon-arc plasma field, as negative electrode Coating Materials vanadium surface produce arc light and evaporation form metallic atom, metallic atom enters
It is metal ion electronic impact to be subject to when entering argon-arc plasma field and is ionized, and under electric field action, metal ion high velocity bombardment is used as sun
While the bearing pin surface of pole, toward vacuum chamber in be passed through and form plating vanadium depth on bearing pin surface by nitrogen or hydrocarbon and be
1-3 μm of vanadium nitride or vanadium carbide coating and thickness of coating is uniform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410657508.9A CN104372294B (en) | 2014-11-19 | 2014-11-19 | The special bearing pin of engine chain and vacuum ionic depositing process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410657508.9A CN104372294B (en) | 2014-11-19 | 2014-11-19 | The special bearing pin of engine chain and vacuum ionic depositing process |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104372294A CN104372294A (en) | 2015-02-25 |
| CN104372294B true CN104372294B (en) | 2017-06-13 |
Family
ID=52551484
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410657508.9A Active CN104372294B (en) | 2014-11-19 | 2014-11-19 | The special bearing pin of engine chain and vacuum ionic depositing process |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104372294B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105296940A (en) * | 2015-11-02 | 2016-02-03 | 杭州持正科技股份有限公司 | Carbonitriding and vacuum ion plating vanadium technology for engine timing chain pin shaft |
| CN106811725B (en) * | 2015-11-27 | 2019-02-15 | 中国科学院宁波材料技术与工程研究所 | Wide temperature range adaptive lubricating coating and its preparation method and application |
| CN105951096B (en) * | 2016-05-06 | 2018-08-21 | 黄山中链科技有限公司 | A kind of engine chain vacuum ion plating vanadium technique |
| CN108149199A (en) * | 2017-12-19 | 2018-06-12 | 环球传动泰州有限公司 | The processing method of chain axis pin peculiar to vessel |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0309733A1 (en) * | 1987-09-26 | 1989-04-05 | Detlev Dr. Repenning | Process for the production of layers with a high degree of hardness and/or low friction properties and containing at least two components |
| CA2327031C (en) * | 1999-11-29 | 2007-07-03 | Vladimir Gorokhovsky | Composite vapour deposited coatings and process therefor |
| CN101892450B (en) * | 2010-05-11 | 2012-07-04 | 青岛征和工业有限公司 | Nitrocarburizing treatment method of pin shaft of engine toothed chain |
| CN103899708B (en) * | 2014-03-28 | 2016-01-27 | 杭州东华链条集团有限公司 | Chain being applicable to low temperature environment and preparation method thereof |
| CN204281845U (en) * | 2014-11-19 | 2015-04-22 | 杭州持正科技有限公司 | The special bearing pin vacuum ionic plating apparatus of engine chain |
-
2014
- 2014-11-19 CN CN201410657508.9A patent/CN104372294B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN104372294A (en) | 2015-02-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104372294B (en) | The special bearing pin of engine chain and vacuum ionic depositing process | |
| CN105177493B (en) | A kind of surface of hot working die arc-plasma auxiliary low pressure nitriding method | |
| CN1305023A (en) | Plasma surface-alloying process for titanium alloy | |
| CN105705675B (en) | The intermediate layer formed between the forming method in the intermediate layer formed between base material and DLC film, DLC film forming method and base material and DLC film | |
| CN101122004A (en) | A New Vacuum Surface Strengthening Technology and Equipment | |
| CN101195913A (en) | Process of Forming Chromium Carbon Nitride Surface Alloy Layer by Plasma Composite Treatment at Low Temperature | |
| CN111575669B (en) | A kind of anti-high-speed impact coating method | |
| CN102978579A (en) | Preparation method of Ta (Tantalum) film on bearing steel surface | |
| CN204281845U (en) | The special bearing pin vacuum ionic plating apparatus of engine chain | |
| JP2007126754A (en) | Vacuum arc vapor deposition system | |
| CN113699491B (en) | A method of preparing tungsten-infiltrated composite coating | |
| CN104532197B (en) | A kind of double brightness of steel surface ooze the composite coating and its method that after Cr prepared by ion note Al | |
| CN105624617A (en) | Method for preparing densified MCrAlRe type coating through arc ion plating | |
| RU2671026C1 (en) | Method of combined plasma surface treatment of items from titanium alloys | |
| RU2562185C1 (en) | Modification method of surface of items from titanium alloys in vacuum | |
| CN201082898Y (en) | Vacuum surface strengthening device | |
| CN109075006A (en) | For manufacturing the device and method for passing through the steel product of anti-corrosion protection processing | |
| CN102505066A (en) | Method for increasing binding force between titanium nitride coating and steel substrate | |
| CN114164395B (en) | Ionic nitrogen carbon sulfur multi-element co-cementation equipment, processing system and method | |
| JP5904537B2 (en) | Method for forming amorphous carbon film | |
| KR101396009B1 (en) | Fuel cell bipolar plate for transporting and manufacturing method thereof | |
| CN1032376C (en) | Arc light ion carburizing and carbonitriding technology and its installation | |
| CN1204286C (en) | Equipment and process for osmosizing and plating coated layer by ion beam intensified arc glow | |
| CN105296940A (en) | Carbonitriding and vacuum ion plating vanadium technology for engine timing chain pin shaft | |
| RU2558320C1 (en) | Surface hardening of titanium alloys in vacuum |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 311121 Haishu Road, Yuhang District, Zhejiang, No. 12 Hangzhou Road Patentee after: HANGZHOU SFR TECHNOLOGY CO., LTD. Address before: 311121 Haishu Road, Yuhang District, Zhejiang, No. 12 Hangzhou Road Patentee before: HANGZHOU CHIZHENG TECHNOLOGY CO., LTD. |