CN102847912B - Sprue nozzle head jointed sprue pipe and method for processing same - Google Patents
Sprue nozzle head jointed sprue pipe and method for processing same Download PDFInfo
- Publication number
- CN102847912B CN102847912B CN201110185190.5A CN201110185190A CN102847912B CN 102847912 B CN102847912 B CN 102847912B CN 201110185190 A CN201110185190 A CN 201110185190A CN 102847912 B CN102847912 B CN 102847912B
- Authority
- CN
- China
- Prior art keywords
- nozzle
- alloy
- sprue
- layer
- composite surface
- 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.)
- Expired - Fee Related
Links
Abstract
The invention discloses a sprue nozzle head jointed sprue pipe and a method for processing the same. The sprue nozzle head jointed sprue pipe comprises a sprue pipe body, a sprue nozzle is formed at the front end of the sprue pipe body, a composite surface is arranged on a front end surface of the sprue nozzle, and an alloy layer is composited on the composite surface, and materials of the alloy layer include Fe, W, Co, Cr and Si. The method for processing the sprue nozzle head jointed sprue pipe includes step one, preparing alloy powder and the sprue pipe body, wherein materials of the alloy powder include Fe, W, Co, Cr and Si, the sprue nozzle is formed at the front end of the sprue pipe body, and the composite surface is arranged on a front end surface of the sprue nozzle; and step two, compositing the alloy powder on the composite surface of the sprue nozzle to form the alloy layer. The sprue nozzle head jointed sprue pipe and the method for processing the same have the advantages that the materials of the alloy layer include Fe, W, Co, Cr and Si, the alloy layer is composited to the sprue nozzle to form the alloy layer, and impact resistance, high temperature resistance, abrasion resistance and corrosion resistance competences of the sprue nozzle are added.
Description
Technical field
The present invention relates to nozzle head disjunctor material injection tube and processing method thereof.
Background technology
The nozzle head disjunctor material injection tube of existing die casting machine accessory, please refers to Fig. 1 or Fig. 2, and it comprises the body 10 ' and that shoots material and to shoot material mouth 30 '.The described body 10 ' that shoots material is formed with material sputtering nozzle 11 ', described in shoot material the material shooting hole 13 ' establishing to run through in body 10 ', described material shooting hole 13 ' front end reaming, described reaming place is inlayed and is connect the mouth 30 ' that shoots material.The described mouth 30 ' material that shoots material adopts black steel, and on existing market, described black steel nozzle head must external coordination specialty Wu Gang manufacturing enterprise be processed, for stand-by after the company of processing back in generation.It has following deficiency: 1, use inlayed by material injection tube, mouth two workpiece that shoot material, as in heat treatment, process of manufacture, dimensional tolerance is wrong, the phenomenons such as heat treatment deformation may cause inlay bad.2, the material injection tube inlayed, shoot material mouth Reusability in the expanding with heat and contract with cold of high temperature, the mouth that shoots material constantly clashes into, be squeezed between mould and material injection tube, the mouth that shoots material easily is caused to swarm in material injection tube, extruding explosion, once material injection tube extruding explosion the lighter changes material injection tube, severe one flies material (700 degree of high temperature aluminum water fly out) will produce serious security incident, and consequence is hardly imaginable.3, inlay bad, extruding explosion bad more than 40%.4, employing import raw material object is, because environment for use is more severe.High temperature resistant, wear-resisting, anticorrosive etc. is not that general material just can reach instructions for use. reason mainly contains 2 points: 1., thermal treatment much higher hard nozzle head swarms in material injection tube.2., thermal treatment much higher hard is low easily inlays bad bleed.Burn into and insufficient strength.Which only has by the operating characteristic of raw material itself and thermal treatment is modified just can reach general instructions for use.5, product inherently consumable accessory life cycle all at about 30-60 days.What adopt is all imported material, and expensive production cost is a white elephant concerning enterprise.
Summary of the invention
The invention provides nozzle head disjunctor material injection tube and processing method thereof, which overcome the deficiency existing for nozzle head disjunctor material injection tube in background technology.
One of the present invention's technical scheme adopted solving its technical problem is:
Nozzle head disjunctor material injection tube, it comprises one and to shoot material body (10), the described body that shoots material (10) front end forms material sputtering nozzle (11), described material sputtering nozzle (11) front end face is provided with composite surface, described composite surface is compounded with an alloy-layer (20), described alloy-layer (20) material comprises Fe, W, Co, Cr and Si.
Among one preferred embodiment: described Fe, W, Co, Cr and Si ratio of quality and the number of copies: 64 ~ 70:7 ~ 8:10 ~ 12:12 ~ 13:0.8 ~ 1.2.
Among one preferred embodiment: described alloy-layer (20) material also comprises Ni, B4C and Cu.
Among one preferred embodiment: described Fe, W, Co, Cr, Si, Ni, B4C and Cu ratio of quality and the number of copies: 64 ~ 70:7 ~ 8:10 ~ 12:12 ~ 13:0.8 ~ 1.2:0 ~ 0.6:0.1 ~ 0.3:0.3 ~ 0.4.
Among one preferred embodiment: described alloy-layer (20) sprays compound to material sputtering nozzle (11) composite surface by flame heat spray method.
Among one preferred embodiment: described material sputtering nozzle (11) composite surface comprises the conical surface, recessed at least one groove (12) on the described conical surface.
Among one preferred embodiment: described alloy-layer (20) foremost face and material sputtering nozzle (11) flushes in face foremost,
The present invention solves two of the technical scheme adopted of its technical problem:
Nozzle head disjunctor material injection tube processing method, it comprises:
Step 1, preparation alloy powder and to shoot material body (10), described alloy powder material comprises Fe, W, Co, Cr and Si, described in body (10) front end that shoots material form material sputtering nozzle (11), described material sputtering nozzle (11) front end face is provided with composite surface;
Step 2, for forming alloy-layer (20) by alloy powder compound to material sputtering nozzle (11) composite surface.
Among one preferred embodiment: described Fe, W, Co, Cr and Si ratio of quality and the number of copies: 64 ~ 70:7 ~ 8:10 ~ 12:12 ~ 13:0.8 ~ 1.2.
Among one preferred embodiment: described step 2 comprises:
Step 21, is warming up to 700 ~ 900 degree for making composite surface place;
Step 22, becomes alloy-layer (20) for alloy powder material being sprayed compound by flame heat spray method to material sputtering nozzle (11) composite surface;
Step 23, precise finiss alloy-layer (20).
The technical program is compared with background technology, and its tool has the following advantages:
1, alloy-layer material comprises Fe, W, Co, Cr and Si, and compound becomes alloy-layer to material sputtering nozzle, increase material sputtering nozzle impact resistance, high temperature resistant, wear-resisting, corrosion resistance, overcome the deficiency existing for background technology, and produce following technique effect: a, not inlay, material injection tube can not burst, and reaches 99% for client eliminates the production safety hidden danger (accident) occurred because of material injection tube explosion; B, saving 1 black steel nozzle head, (specification Φ 40*40 cost is about 700-1000 unit); C, employing domestic raw materials, just can reach instructions for use by thermal treatment; D, save production cost for client 20-30%.
2, Fe, W, Co, Cr and Si ratio of quality and the number of copies: 64 ~ 70:7 ~ 8:10 ~ 12:12 ~ 13:0.8 ~ 1.2, the resistance to elevated temperatures of alloy-layer, anti-wear performance, anti-collision performance, decay resistance are higher.
3, Fe, W, Co, Cr, Si, Ni, B4C and Cu ratio of quality and the number of copies: 64 ~ 70:7 ~ 8:10 ~ 12:12 ~ 13:0.8 ~ 1.2:0 ~ 0.6:0.1 ~ 0.3:0.3 ~ 0.4, the resistance to elevated temperatures of alloy-layer, anti-wear performance, anti-collision performance, decay resistance are higher, and, processing aspect.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the invention will be further described.
Fig. 1 depicts the generalized section of the nozzle head disjunctor material injection tube of a background technology.
Fig. 2 depicts the generalized section of the nozzle head disjunctor material injection tube of another background technology.
Fig. 3 depicts the generalized section of the nozzle head disjunctor material injection tube of a preferred embodiment.
Fig. 4 depicts the A place enlarged diagram of Fig. 3.
Fig. 5 depicts the generalized section of the nozzle head disjunctor material injection tube of another preferred embodiment.
Fig. 6 depicts the B place enlarged diagram of Fig. 5.
Detailed description of the invention
Please refer to Fig. 3 and Fig. 4, nozzle head disjunctor material injection tube, it comprises one and to shoot material body 10, described in body 10 front end that shoots material form material sputtering nozzle 11, described material sputtering nozzle 11 front end face is provided with composite surface, described composite surface is compounded with an alloy-layer 20.Among the present embodiment, described in the body 10 that shoots material select hot die steel or high-speed steel; The described tank body 10 that shoots material establishes the material shooting hole 13 run through.
Described material sputtering nozzle 11 front end face comprises the large axial end 113 of a little axial end 111, one and a pre-small post-large conical surface 112, and the described conical surface 112 is connected on large axial end 113 outer peripheral edge.Among the present embodiment, described composite surface comprises all or part of conical surface 112, and, large axial end 113, then: described alloy-layer 20 compound tense adaptation abuts against the surface of revolution between little axial end 111 and large axial end 113; Front end face and the little axial end 111 of the part of the large axial end of correspondence 113 of described alloy-layer 20 flush, and that is to say that described alloy-layer 20 front end and material sputtering nozzle 11 front end flush, then, when using, bear shock, friction etc., can protect material sputtering nozzle 11 by alloy-layer 20; The partial outer face of the corresponding conical surface 112 of described alloy-layer 20 also becomes the conical surface.
The groove 12 of recessed at least one annular on the described conical surface 112, described groove 12 cross section becomes triangular shape, for triangular shape among the present embodiment, but not as limit, also can be set to that cylinder is poroid as required, prism etc.Among the present embodiment, set up groove 12, then alloy-layer 20 compound tense can be formed with adaptive flange 21, and described flange 21 and groove 12 adaptation are fitted together to, and can increase affixed fastness between alloy-layer 20 and material sputtering nozzle 11.
Described alloy-layer 20 material comprises Fe, W, Co, Cr, Si, Ni, B4C(boron carbide) and Cu, the ratio of quality and the number of copies of described Fe, W, Co, Cr, Si, Ni, B4C and Cu: 64.5 ~ 69.8:7 ~ 8:10 ~ 12:12 ~ 13:0.8 ~ 1.2:0 ~ 0.6:0.1 ~ 0.3:0.3 ~ 0.4.Select the alloy-layer 20 of this materials processing to have high temperature resistant, corrosion-resistant, impact resistance, the advantage such as wear-resisting, be particularly useful for die casting machine.
Among the present embodiment, described alloy-layer 20 is to material sputtering nozzle 11 composite surface by flame heat spray method spraying compound.
Among the present embodiment, described alloy-layer 20 thickness is selected between 1.5 ~ 3.5mm.Wherein: alloy-layer 20 is too thick, then easily bad, the explosion of remelting; Alloy-layer 20 is too thin, then insufficient strength; Select 1.5 ~ 3.5mm thickness to be the result summed up after inventor carried out ten million experiment out, may be used for multiple different environment for use.
Nozzle head disjunctor material injection tube processing method, it comprises:
Step 1, preparation alloy powder and the body 10 that shoots material, wherein:
Described alloy powder material comprises Fe, W, Co, Cr, Si, Ni, B4C and Cu, the ratio of quality and the number of copies of described Fe, W, Co, Cr, Si, Ni, B4C and Cu: 64.5 ~ 69.8:7 ~ 8:10 ~ 12:12 ~ 13:0.8 ~ 1.2:0 ~ 0.6:0.1 ~ 0.3:0.3 ~ 0.4;
Described material injection tube is stand-by after adopting imported material hot die steel or H.S.S. production processing and heat treatment.Described body 10 front end that shoots material forms material sputtering nozzle 11, and described material sputtering nozzle 11 front end face comprises the large axial end 113 of a little axial end 111, one and a pre-small post-large conical surface 112, and the described conical surface 112 is connected on large axial end 113 outer peripheral edge.Described composite surface comprises all or part of conical surface 112, and, large axial end 113.The groove 12 of recessed at least one annular on the described conical surface 112, described groove 12 cross section becomes triangular shape.
Step 21, is warming up to 700 ~ 900 degree for making composite surface place; Among the present embodiment, adopt flame heat spray spray gun special local heat composite surface;
Step 22, becomes alloy-layer 20 for alloy powder material being sprayed compound by flame heat spray method to material sputtering nozzle 11 composite surface; Wherein: composite surface temperature is heated up to 700 ~ 900 degree, as 800 degree, just close to fusing point when alloy powder is sprayed into material sputtering nozzle 11, make alloy powder be easy to be adsorbed on material sputtering nozzle 11 composite surface, then working (machining) efficiency is high, and intensity is high, avoid waste of material, reduce energy consumption;
Step 221, when repeating to be sprayed into 1.0 ~ 1.5mm thickness, intensification composite surface is to 900-1100 degree, as 1000 degree, spray alloy powder again, alloy powder remelting is in material sputtering nozzle 11 composite surface, and now material sputtering nozzle 11 and alloy powder form a kind of taking into account and arrive alloy-layer 20 close, such action repeat to need size; Wherein: described alloy-layer 20 compound tense adaptation abuts against the surface of revolution between little axial end 111 and large axial end 113; The partial outer face of the corresponding conical surface 112 of described alloy-layer 20 also becomes the conical surface.
Step 23, precise finiss alloy-layer 20, is ground to required size.Wherein: front end face and the little axial end 111 of the part of the large axial end of correspondence 113 of described alloy-layer 20 flush.
Material sputtering nozzle 11 matrix hardness of the disjunctor nozzle pipe adopting above-mentioned processing method to process reaches 43 ~ 45 degree, and the hardness at composite surface place can reach 62 ~ 70 degree of instructions for use.
Another preferred embodiment, please refers to Fig. 5 and Fig. 6, and it and a upper preferred embodiment difference are:
Described material sputtering nozzle 11 front end face comprises axial end 114 and a pre-small post-large conical surface 112, and the described conical surface 112 is connected on axial end 114 outer peripheral edge.Among the present embodiment, described composite surface comprises the part conical surface 112, then: described alloy-layer 20 lateral surface comprises ring surface and the conical surface that flushes axial end 114.
The above, be only present pre-ferred embodiments, therefore can not limit scope of the invention process according to this, the equivalence change namely done according to the scope of the claims of the present invention and description with modify, all should still belong in scope that the present invention contains.
Claims (6)
1. nozzle head disjunctor material injection tube, it is characterized in that: it comprises one and to shoot material body (10), the described body that shoots material (10) front end forms material sputtering nozzle (11), described material sputtering nozzle (11) front end face is provided with composite surface, described composite surface is compounded with an alloy-layer (20), described alloy-layer (20) material comprises Fe, W, Co, Cr, Si, Ni, B4C and Cu; Described Fe, W, Co, Cr, Si, Ni, B4C and Cu ratio of quality and the number of copies: 64 ~ 70:7 ~ 8:10 ~ 12:12 ~ 13:0.8 ~ 1.2:0 ~ 0.6:0.1 ~ 0.3:0.3 ~ 0.4.
2. nozzle head disjunctor material injection tube according to claim 1, is characterized in that: described alloy-layer (20) sprays compound to material sputtering nozzle (11) composite surface by flame heat spray method.
3. nozzle head disjunctor material injection tube according to claim 2, is characterized in that: described material sputtering nozzle (11) composite surface comprises the conical surface, recessed at least one groove (12) on the described conical surface.
4. nozzle head disjunctor material injection tube according to claim 1, is characterized in that: described alloy-layer (20) foremost face and material sputtering nozzle (11) flushes in face foremost.
5. nozzle head disjunctor material injection tube processing method, is characterized in that: it comprises:
Step 1, preparation alloy powder and the body (10) that shoots material, described alloy powder material comprises Fe, W, Co, Cr, Si, Ni, B4C and Cu; Described Fe, W, Co, Cr, Si, Ni, B4C and Cu ratio of quality and the number of copies: 64 ~ 70:7 ~ 8:10 ~ 12:12 ~ 13:0.8 ~ 1.2:0 ~ 0.6:0.1 ~ 0.3:0.3 ~ 0.4, the described body that shoots material (10) front end forms material sputtering nozzle (11), and described material sputtering nozzle (11) front end face is provided with composite surface;
Step 2, for forming alloy-layer (20) by alloy powder compound to material sputtering nozzle (11) composite surface.
6. nozzle head disjunctor material injection tube processing method according to claim 5, is characterized in that: described step 2 comprises:
Step 21, is warming up to 700 ~ 900 degree for making composite surface place;
Step 22, becomes alloy-layer (20) for alloy powder material being sprayed compound by flame heat spray method to material sputtering nozzle (11) composite surface;
Step 23, precise finiss alloy-layer (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110185190.5A CN102847912B (en) | 2011-07-01 | 2011-07-01 | Sprue nozzle head jointed sprue pipe and method for processing same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110185190.5A CN102847912B (en) | 2011-07-01 | 2011-07-01 | Sprue nozzle head jointed sprue pipe and method for processing same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102847912A CN102847912A (en) | 2013-01-02 |
| CN102847912B true CN102847912B (en) | 2015-05-20 |
Family
ID=47395116
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110185190.5A Expired - Fee Related CN102847912B (en) | 2011-07-01 | 2011-07-01 | Sprue nozzle head jointed sprue pipe and method for processing same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102847912B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SG2013072814A (en) | 2013-09-26 | 2015-04-29 | Pratt & Whitney Services Pte Ltd | Insert for die cast shot sleeve |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1316539A (en) * | 2001-03-23 | 2001-10-10 | 清华大学 | Anticorrosion refractory high-Co rare-earth alloy |
| CN101463458A (en) * | 2008-12-18 | 2009-06-24 | 山东大学 | Method for high speed flame spraying heat-resistant alloy on steel cast workpiece surface |
| CN101586238A (en) * | 2009-06-18 | 2009-11-25 | 天津市汇利通金属表面技术有限公司 | A kind of method of the surface laser cladding alloy at steel injection plunger |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3444714A1 (en) * | 1984-12-07 | 1986-06-12 | Seilstorfer GmbH & Co Metallurgische Verfahrenstechnik KG, 8092 Haag | Sintered material composite with a steel matrix |
-
2011
- 2011-07-01 CN CN201110185190.5A patent/CN102847912B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1316539A (en) * | 2001-03-23 | 2001-10-10 | 清华大学 | Anticorrosion refractory high-Co rare-earth alloy |
| CN101463458A (en) * | 2008-12-18 | 2009-06-24 | 山东大学 | Method for high speed flame spraying heat-resistant alloy on steel cast workpiece surface |
| CN101586238A (en) * | 2009-06-18 | 2009-11-25 | 天津市汇利通金属表面技术有限公司 | A kind of method of the surface laser cladding alloy at steel injection plunger |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102847912A (en) | 2013-01-02 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103805813B (en) | A kind of continuous caster crystallizer copperplate laser reinforcing graded alloy materials and methods | |
| CN109576628B (en) | Preparation method of long-side copper plate composite coating of continuous casting crystallizer | |
| CN100507043C (en) | Method of producing large scale high-temperature alloy round cake | |
| CN201815542U (en) | Build-up welding composite plug of perforating machine | |
| CN104388887A (en) | Composite gradient coating on surface of heavy load gear and method for preparing composite gradient coating on surface of heavy load gear | |
| CN102380605A (en) | Preparation method of hard alloy/high-chromium alloy-based wear-resistant composite material | |
| CN104162676A (en) | Fracturing pump valve body and valve seat vacuum fusion covering surface strengthening method | |
| CN203412667U (en) | Cylinder sleeve for marine diesel engine | |
| CN101633992B (en) | Metal flexible cloth for metal surface modification and preparation method thereof | |
| CN102847912B (en) | Sprue nozzle head jointed sprue pipe and method for processing same | |
| CN102814443B (en) | Limit forging method of rectangular blank | |
| CN201068822Y (en) | Novel piston with ceramic film protection layer | |
| CN103305838A (en) | Tube stock with Ni-based self-molten alloy laser cladding coating | |
| CN106637199B (en) | The preparation method of the mold with wear-resistant coating based on laser gain material manufacturing technology | |
| JP2010209464A (en) | Method for applying coating to seat surface of workpiece and workpiece with coated seat surface | |
| CN103084572A (en) | Forming stamping mold with wear-resistant coating | |
| CN102345005B (en) | Alloy screw production method | |
| JP4870323B2 (en) | Nozzle head in fuel injection nozzle of combustion engine | |
| CN102796980B (en) | Preparation method of nickel-based wear-resistant coating for nuclear second-stage pump bearing | |
| CN205189866U (en) | Novel coal mining machine cutting pick | |
| CN203329870U (en) | Wear-resisting spray gun nozzle | |
| CN207756870U (en) | A kind of laser reinforcing punch for casting | |
| CN202701623U (en) | Welding rod wound by copper wire | |
| CN106854761A (en) | In the method that ejection roller way of continuous casting machine surface prepares wear-and corrosion-resistant coating | |
| CN102278151B (en) | Method for manufacturing valve rod protection sleeve of supercritical pressure turbine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150520 Termination date: 20160701 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |