CN106734892A - A kind of equidistant inducer of three leaves spiral casts the simple method for preparing of stripping pattern mould - Google Patents
A kind of equidistant inducer of three leaves spiral casts the simple method for preparing of stripping pattern mould Download PDFInfo
- Publication number
- CN106734892A CN106734892A CN201611059080.3A CN201611059080A CN106734892A CN 106734892 A CN106734892 A CN 106734892A CN 201611059080 A CN201611059080 A CN 201611059080A CN 106734892 A CN106734892 A CN 106734892A
- Authority
- CN
- China
- Prior art keywords
- inducer
- mould
- stripping pattern
- sand
- stator
- 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.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/02—Sand moulds or like moulds for shaped castings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/22—Moulds for peculiarly-shaped castings
- B22C9/28—Moulds for peculiarly-shaped castings for wheels, rolls, or rollers
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Molds, Cores, And Manufacturing Methods Thereof (AREA)
Abstract
The present invention proposes that a kind of equidistant inducer of three leaves spiral casts the simple method for preparing of stripping pattern mould, by preparing inducer mould, and carries out the husky operation of suitable digging, casts top box mould and stripping pattern blank, and then obtain stripping pattern template；Top box mould and stripping pattern template are combined, by making and support frame, connecting shaft, guideway and swingle is constituted and is obtained whole set of die.The technological equipment can cast out the inducer without die joint with the method for sand casting, solve inducer casting accuracy poor, the polishing problem that difficulty is big, yield rate is low, substantially increases the production efficiency and casting accuracy of isometric helix class inducer, reduces production cost.
Description
Technical field
The invention belongs to Casting Technology field, specially a kind of equidistant inducer casting stripping pattern mould of three leaves spiral
Simple method for preparing, the method is particularly suitable for the sand casting work that equidistant hydraulics with spiral camber induces wheel-class parts
The preparation of skill equipment.
Background technology
Inducer is the vital part of the anti-vapour corrosion for improving centrifugal pump, in the application of the industrial circle such as aviation, navigation very
Extensively.But due to the design feature of inducer, difficulty is very big in the design of casting technique, can neither radially (level) point
Type, can not axial (vertical) parting.Existing certain methods are not that precision is too poor, are exactly cost too high.Piecemeal is such as cast to make
Sand mold is stitched together cast after type, not only inefficiency, and die joint polishing difficulty is big, helicoid low precision, it is difficult to meet
Design requirement, yield rate is extremely low；Machining needs five-axle linkage to process, and the cycle is long, high cost, and one expense of processing is on ten thousand yuan of left sides
It is right.
The content of the invention
Present invention mainly solves the difficult problem of the equidistant inducer sand casting of spiral, it is proposed that a kind of three leaves spiral is equidistantly lured
Guide wheel casts the simple method for preparing of stripping pattern mould, eliminates the processing of spiral camber, and the technological equipment can use sand casting
Method cast out the inducer without die joint, solve that inducer casting accuracy is poor, polishing difficulty is big, yield rate is low asks
Topic, substantially increases the production efficiency and casting accuracy of isometric helix class inducer, reduces production cost.
The technical scheme is that：
The equidistant inducer of a kind of three leaves spiral casts the simple method for preparing of stripping pattern mould, it is characterised in that：Including
Following steps：
Step 1：Amplify according to the equidistant inducer design size of three leaf spirals, and lengthen inducer outlet column part, system
Make entity inducer mould；
Step 2：Consolidation in the inducer mould embedment molding sand that will be processed, inducer exports cylinder upward, with inducer
The big end highest point of stator is plane scraper flat pattern sand；
Step 3：Dug sand downwards for 10~15 degree vertically from one stator top of inducer, expose lower section stator, and edge
The stator direction that turns clockwise continues to dig sand, until adjacent guide vane top, and ensure stator circumferential edge along with sand mold keep 10~
15 degree；
Step 4：The operation of repeat step 3 completes the operation of two other stator；
Step 5：Sandbox is placed after spreading parting compound, back-up sand consolidation simultaneously scrapes flat top surface, the sand mold after unpacking is the first sand mold；
Step 6：Sandbox is placed after parting compound is spread in the type face of the first sand mold, back-up sand consolidation simultaneously scrapes flat top surface, after unpacking
Sand mold is the second sand mold；
Step 7：First sand mold and the second sand mold surrounding back-up sand and are increased into fixation respectively, aluminium liquid is poured into a mould, lid is cast respectively
Case mould and stripping pattern blank；
Step 8：In through hole of the stripping pattern blank center processing than the big 0.5mm of the inducer mould outlet cylinder diameter of axle, then add
The stripping pattern gap of the spiral stator of work three, puts inducer mould and constantly finishing stripping pattern gap afterwards, enable inducer mould from
Stripping pattern blank lower section screws out just, obtains stripping pattern template；
Step 9：Top box mould and stripping pattern template are combined, and with brill sandbox location hole；
Step 10：Process support frame, stripping pattern template is fixed；
Step 11：A connecting shaft coaxially is fixed on inducer mould outlet cylinder, the inducer mould of tape spool is put
In in stripping pattern template, making inducer mould tangent with stripping pattern template curved surface；Axle sleeve is directed to from stripping pattern template lower section be arranged on company
In spindle, and guideway is set to be relatively fixed with stripping pattern template by axle sleeve fixed plate；Finally coaxially installed additional in connecting shaft outer end
Swingle.
A kind of further preferred scheme, equidistant inducer of three leaves spiral casts the simple preparation side of stripping pattern mould
Method, it is characterised in that：In step 1, inducer mould amplifies 1%, inducer outlet column part compared to inducer design size
Lengthen 30mm.
Beneficial effect
The present invention proposes a kind of simple making method of the technological equipment of inducer sand casting, eliminates spiral camber
Processing, the technological equipment can cast out the inducer without die joint with the method for sand casting, solve inducer casting
Low precision, the polishing problem that difficulty is big, yield rate is low.Substantially increase production efficiency and the casting essence of isometric helix class inducer
Degree, reduces production cost.
Additional aspect of the invention and advantage will be set forth in part in the description, and will partly become from the following description
Obtain substantially, or recognized by practice of the invention.
Brief description of the drawings
Of the invention above-mentioned and/or additional aspect and advantage will become from description of the accompanying drawings below to embodiment is combined
Substantially and be readily appreciated that, wherein：
Fig. 1：Inducer design drawing；
Fig. 2：Top box mould schematic diagram；
Fig. 3：Stripping pattern blank schematic diagram；
Fig. 4：Stripping pattern template schematic diagram；
Fig. 5：Whole set of die schematic diagram；
Wherein：1st, inducer mould；2nd, stripping pattern template；3rd, support frame；4th, connecting shaft；5th, guideway；6th, axle sleeve is fixed
Plate；7th, swingle.
Specific embodiment
Embodiments of the invention are described below in detail, the embodiment is exemplary, it is intended to for explaining the present invention, and
It is not considered as limiting the invention.
In the description of the invention, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", " on ", D score, "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outward ", " up time
The orientation or position relationship of the instruction such as pin ", " counterclockwise " are, based on orientation shown in the drawings or position relationship, to be for only for ease of
The description present invention is described with simplified, must have specific orientation, Yi Te rather than the device or element for indicating or imply meaning
Fixed azimuth configuration and operation, therefore be not considered as limiting the invention.
In addition, term " first ", " second " are only used for describing purpose, and it is not intended that indicating or implying relative importance
Or the implicit quantity for indicating indicated technical characteristic.Therefore, define " first ", the feature of " second " can express or
Implicitly include one or more this feature.In the description of the invention, " multiple " is meant that two or more,
Unless otherwise expressly limited specifically.
The present embodiment will solve the problems, such as that the equidistant inducer sand casting of spiral is difficult, it is proposed that a kind of inducer sand casting
Technological equipment simple making method, eliminate the processing of spiral camber, the technological equipment can use the method for sand casting
The inducer without die joint is cast out, solves that inducer casting accuracy is poor, the polishing problem that difficulty is big, yield rate is low.Significantly
The production efficiency and casting accuracy of isometric helix class inducer are improve, production cost is reduced.
Concretely comprise the following steps：
Step 1：Amplify 1% according to the equidistant inducer design size of three leaf spirals, and lengthen inducer outlet cylinder (center
The big end of cylinder) part 30mm, make entity inducer mould.
Step 2：Consolidation in the inducer mould embedment molding sand that will be processed, inducer exports cylinder upward, with inducer
The big end highest point of stator is plane scraper flat pattern sand.
Step 3：Dug sand downwards for 10~15 degree vertically from one stator top of inducer, expose lower section stator, and edge
The stator direction that turns clockwise continues to dig sand, until adjacent guide vane top, and ensure stator circumferential edge along with sand mold keep 10~
15 degree.
Step 4：The operation of repeat step 3 completes the operation of two other stator.
Step 5：Sandbox is placed after spreading parting compound, back-up sand consolidation simultaneously scrapes flat top surface, the sand mold after unpacking is the first sand mold.
Step 6：Sandbox is placed after parting compound is spread in the type face of the first sand mold, back-up sand consolidation simultaneously scrapes flat top surface, after unpacking
Sand mold is the second sand mold.
Step 7：First sand mold and the second sand mold surrounding back-up sand and are increased into fixation respectively, aluminium liquid is poured into a mould, lid is cast respectively
Case mould (shown in Fig. 2) and stripping pattern blank (shown in Fig. 3).
Step 8：In through hole of the stripping pattern blank center processing than the big 0.5mm of the inducer mould outlet cylinder diameter of axle, then add
The stripping pattern gap of the spiral stator of work three, puts inducer mould and constantly finishing stripping pattern gap afterwards, enable inducer mould from
Stripping pattern blank lower section screws out just, obtains stripping pattern template (shown in Fig. 4).
Step 9：Top box mould and stripping pattern template are combined, and with brill sandbox location hole.
Step 10：Process support frame 3, stripping pattern template 2 is fixed.
Step 11：A connecting shaft 4 coaxially is fixed on the outlet cylinder of inducer mould 1, by the inducer mould of tape spool
It is placed in stripping pattern template 2, makes inducer mould 1 tangent with the curved surface of stripping pattern template 2；Axle sleeve 5 is directed to from the lower section of stripping pattern template 2 to pacify
In connecting shaft 4, and guideway 5 is set to be relatively fixed with stripping pattern template 2 by axle sleeve fixed plate 6；Finally outside connecting shaft 4
End is coaxial to install swingle 7 additional, that is, complete the making of whole set of die.
Although embodiments of the invention have been shown and described above, it is to be understood that above-described embodiment is example
Property, it is impossible to limitation of the present invention is interpreted as, one of ordinary skill in the art is not departing from principle of the invention and objective
In the case of above-described embodiment can be changed within the scope of the invention, change, replace and modification.
Claims (2)
1. a kind of equidistant inducer of three leaves spiral casts the simple method for preparing of stripping pattern mould, it is characterised in that：Including following step
Suddenly：
Step 1：Amplify according to the equidistant inducer design size of three leaf spirals, and lengthen inducer outlet column part, make real
Body inducer mould；
Step 2：Consolidation in the inducer mould embedment molding sand that will be processed, inducer exports cylinder upward, with inducer stator
Big end highest point is plane scraper flat pattern sand；
Step 3：Dug sand downwards for 10~15 degree vertically from one stator top of inducer, expose lower section stator, and along stator
The direction that turns clockwise continues to dig sand, until adjacent guide vane top, and ensure that stator circumferential edge is kept for 10~15 degree along with sand mold；
Step 4：The operation of repeat step 3 completes the operation of two other stator；
Step 5：Sandbox is placed after spreading parting compound, back-up sand consolidation simultaneously scrapes flat top surface, the sand mold after unpacking is the first sand mold；
Step 6：Sandbox is placed after parting compound is spread in the type face of the first sand mold, back-up sand consolidation simultaneously scrapes flat top surface, the sand mold after unpacking
It is the second sand mold；
Step 7：First sand mold and the second sand mold surrounding back-up sand and are increased into fixation respectively, aluminium liquid is poured into a mould, top box mould is cast respectively
Tool and stripping pattern blank；
Step 8：In through hole of the stripping pattern blank center processing than the big 0.5mm of the inducer mould outlet cylinder diameter of axle, with post-processing three
The stripping pattern gap of spiral stator, puts inducer mould and constantly finishing stripping pattern gap afterwards, enables inducer mould from stripping pattern
Blank lower section screws out just, obtains stripping pattern template；
Step 9：Top box mould and stripping pattern template are combined, and with brill sandbox location hole；
Step 10：Process support frame, stripping pattern template is fixed；
Step 11：A connecting shaft coaxially is fixed on inducer mould outlet cylinder, the inducer mould of tape spool is placed in Lou
In mould template, make inducer mould tangent with stripping pattern template curved surface；Axle sleeve is directed to installed in connecting shaft from stripping pattern template lower section
On, and guideway is relatively fixed with stripping pattern template by axle sleeve fixed plate；Finally rotation is coaxially installed additional in connecting shaft outer end
Bar.
2. a kind of equidistant inducer of three leaves spiral casts the simple method for preparing of stripping pattern mould according to claim 1, and it is special
Levy and be：In step 1, inducer mould amplifies 1% compared to inducer design size, and inducer outlet column part is lengthened
30mm。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611059080.3A CN106734892B (en) | 2016-11-28 | 2016-11-28 | A kind of simple preparation method of the equidistant inducer casting stripping pattern mold of three leaves spiral |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611059080.3A CN106734892B (en) | 2016-11-28 | 2016-11-28 | A kind of simple preparation method of the equidistant inducer casting stripping pattern mold of three leaves spiral |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106734892A true CN106734892A (en) | 2017-05-31 |
| CN106734892B CN106734892B (en) | 2018-12-25 |
Family
ID=58911527
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611059080.3A Expired - Fee Related CN106734892B (en) | 2016-11-28 | 2016-11-28 | A kind of simple preparation method of the equidistant inducer casting stripping pattern mold of three leaves spiral |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106734892B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109317625A (en) * | 2018-10-30 | 2019-02-12 | 浙江水利水电学院 | A kind of manufacturing method of Inducer for Centrifugal Pump |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2150945Y (en) * | 1993-02-12 | 1993-12-29 | 陈恺明 | Stripping pattern machine |
| JPH0751792A (en) * | 1993-08-17 | 1995-02-28 | Ebara Kinzoku:Kk | Pattern for manufacturing casting mold and manufac ture of casting mold using the pattern |
| CN101733366A (en) * | 2008-11-24 | 2010-06-16 | 湖北省天门泵业有限公司 | Moulding mould of multistage centrifugal pump |
| CN202762975U (en) * | 2012-09-19 | 2013-03-06 | 南充浩华汽车零部件制造有限公司 | Multifunctional parting molding and stripping machine |
| CN203900398U (en) * | 2014-07-03 | 2014-10-29 | 浙江汉声精密机械有限公司 | Spiral rotor sand mould |
-
2016
- 2016-11-28 CN CN201611059080.3A patent/CN106734892B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2150945Y (en) * | 1993-02-12 | 1993-12-29 | 陈恺明 | Stripping pattern machine |
| JPH0751792A (en) * | 1993-08-17 | 1995-02-28 | Ebara Kinzoku:Kk | Pattern for manufacturing casting mold and manufac ture of casting mold using the pattern |
| CN101733366A (en) * | 2008-11-24 | 2010-06-16 | 湖北省天门泵业有限公司 | Moulding mould of multistage centrifugal pump |
| CN202762975U (en) * | 2012-09-19 | 2013-03-06 | 南充浩华汽车零部件制造有限公司 | Multifunctional parting molding and stripping machine |
| CN203900398U (en) * | 2014-07-03 | 2014-10-29 | 浙江汉声精密机械有限公司 | Spiral rotor sand mould |
Non-Patent Citations (2)
| Title |
|---|
| 兰永强: "200PYS油浆泵诱导轮的铸造生产", 《中国铸造装备与技术》 * |
| 王国柱等: "漏模机在变速箱体铸件上的应用研究", 《铸造设备研究》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109317625A (en) * | 2018-10-30 | 2019-02-12 | 浙江水利水电学院 | A kind of manufacturing method of Inducer for Centrifugal Pump |
| CN109317625B (en) * | 2018-10-30 | 2020-06-05 | 浙江水利水电学院 | Manufacturing method of centrifugal pump inducer |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106734892B (en) | 2018-12-25 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104265642B (en) | Alloy mortar pump and part casting method thereof | |
| CN106734892B (en) | A kind of simple preparation method of the equidistant inducer casting stripping pattern mold of three leaves spiral | |
| CN108941649A (en) | A kind of aligning method for Turnover Boring | |
| CN106311836A (en) | Forming method and device for large-pipe-diameter thin-wall pipeline moving towards complex space | |
| CN206200076U (en) | A kind of leaf castings of wheels core box | |
| CN104001865A (en) | Cast method of large semicircular rolling ring | |
| CN204935106U (en) | The double walled crossbeam of Longmen machine tool | |
| CN104043776B (en) | A kind of have the shell mould of lot number core, lot number mould and lot number manufacture method | |
| CN206794477U (en) | Improve the spinning apparatus of conical thin-wall revolving meber flange forming quality | |
| CN107081364A (en) | Improve the spinning apparatus and spin-on process of conical thin-wall revolving meber flange forming quality | |
| CN103028705A (en) | Sand mould used for blind tube casting | |
| CN205599869U (en) | Directional control valve casting mould | |
| CN201224038Y (en) | Shaping jig for angle machining of single bent housing | |
| CN202683928U (en) | Quick molding wax mould of metal pipeline | |
| CN204392002U (en) | A kind of servo motor rotor press-fitting tool | |
| CN202667548U (en) | Novel flange core box die | |
| CN202291290U (en) | Foundry sand mold for blind pipes | |
| CN204171274U (en) | Submersible electric pump pump vane casting sand mold mould | |
| CN206824614U (en) | A kind of core head structure for being not easy to be mixed into residual sand and positioning stablity | |
| CN103203599A (en) | Method for manufacturing hollow stainless steel screws | |
| CN205008861U (en) | Gantry machine tools's circular muscle formula crossbeam | |
| CN103464692B (en) | A kind of casting method of tubular cast | |
| CN106001440B (en) | There is the gravity die casting process of the Al-alloy casing of boss in a kind of small space | |
| CN104399907A (en) | Mould plate type pipe-containing casting dedicated sandbox upper box fixing tool | |
| CN204353424U (en) | A kind of high-precision rotary body core |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181225 Termination date: 20191128 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |