CN204171276U - Submersible electric pump pump vane casting Wax mold - Google Patents

Submersible electric pump pump vane casting Wax mold Download PDF

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Publication number
CN204171276U
CN204171276U CN201420608421.8U CN201420608421U CN204171276U CN 204171276 U CN204171276 U CN 204171276U CN 201420608421 U CN201420608421 U CN 201420608421U CN 204171276 U CN204171276 U CN 204171276U
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CN
China
Prior art keywords
pattern
wax
shroud
impeller
mold
Prior art date
Application number
CN201420608421.8U
Other languages
Chinese (zh)
Inventor
李飞明
商仲华
周瑞华
姜立华
魏永波
Original Assignee
胜利油田胜利泵业有限责任公司
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Publication date
Application filed by 胜利油田胜利泵业有限责任公司 filed Critical 胜利油田胜利泵业有限责任公司
Priority to CN201420608421.8U priority Critical patent/CN204171276U/en
Application granted granted Critical
Publication of CN204171276U publication Critical patent/CN204171276U/en

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Abstract

A kind of submersible electric pump pump vane casting Wax mold, comprise back shroud of impeller wax-pattern and front shroud of impeller wax-pattern and make mould, described back shroud of impeller wax-pattern is welded on front shroud of impeller wax-pattern, forms complete pump vane casting wax-pattern.The making mould of described back shroud of impeller wax-pattern comprise die shoe and on the lower fastening block of connection, outer ring, type block, upper cover and upper fastening block, compact heap, upper mold core, bullet, lower mold core are installed in turn; The making mould of front shroud of impeller wax-pattern comprise die holder and on the lower fastening block of connection, counterdie, patrix and upper fastening block, core retainer plate, pressure strip are installed in turn.The utility model have wax-pattern dimensional accuracy high, be out of shape little, surface smoothness is high, be convenient to the demoulding, yield rate high is extensively applied in submersible electric pump impeller precision casting process.

Description

Submersible electric pump pump vane casting Wax mold
Technical field
The utility model relates to the manufacturing equipment of oil exploitation submersible electric pump impeller, particularly a kind of submersible electric pump pump vane casting Wax mold.
Background technology
The manufacturing equipment of traditional oil exploitation submersible electric pump impeller, be generally the casting of founding process tool, this manufacturing process instrument is that the manufacture of impeller of electrical pump has played effect, but it also exists following shortcoming or deficiency simultaneously: 1. process tool is not suitable for submersible electric pump pump vane casting; 2. traditional foundry casting process precision is low, deflection is large; 3. the rough surface of foundry goods, runner is rough; 4. to intricate casting somatotype difficulty, be difficult to realize.
Summary of the invention
The purpose of this utility model is to provide a kind of submersible electric pump pump vane casting Wax mold, adopts the structure that back shroud of impeller mould and front shroud of impeller mould two parts combine.The feature having compact conformation, dimensional accuracy is high, be out of shape little, any surface finish, be convenient in demoulding, effectively avoids or overcomes the shortcoming or deficiency that exist in above-mentioned prior art.
Submersible electric pump pump vane casting Wax mold described in the utility model, comprise back shroud of impeller wax-pattern and front shroud of impeller wax-pattern and make mould, described back shroud of impeller wax-pattern is welded on front shroud of impeller wax-pattern, forms complete pump vane casting wax-pattern.The making mould of described back shroud of impeller wax-pattern comprise die shoe and on the lower fastening block of connection, outer ring, type block, upper cover and upper fastening block, compact heap, upper mold core, bullet, lower mold core are installed in turn; The making mould of front shroud of impeller wax-pattern comprise die holder and on the lower fastening block of connection, counterdie, patrix and upper fastening block, core retainer plate, pressure strip are installed in turn.
Wherein, by stud, locking nut and pin fastener between the upper fastening block be arranged symmetrically with described in and lower fastening block.Described compact heap upper end is placed in upper mold core, and lower end is placed in and covers, and is fixed by screw and upper cover.Described upper mold core is that top is provided with tubular structure through hole, excircle having outer step.Described bullet top is provided with outer step, and this outer step is pressed in the end face of upper mold core, and bottom and lower mold core are that matched in clearance is connected.Described type block is installed on the junction of die shoe, outer ring and upper cover, and its quantity is identical with impeller blade number.Described die holder is intermediate projections, lower disk shape structure, and high spot center is provided with size shoulder hole, and little shoulder hole is internal thread hole, and trip bolt is meshed with little shoulder hole internal thread by pressure strip.The top of the lug boss of described die holder is provided with pressure strip, compresses patrix and core retainer plate.The lug boss of described die holder is provided with counterdie and core retainer plate in turn, is fastened by trip bolt by pressure strip.Match with the bottom seam of patrix in the face of cylinder, outside of described counterdie.
The utility model compared with prior art has the following advantages:
(1) the wax-pattern dimensional accuracy made by is high, it is little to be out of shape.
(2) the wax-pattern surface smoothness made by is high.
(3) wax-pattern made by is convenient to the demoulding, and yield rate is high.
Accompanying drawing explanation
Fig. 1 is a kind of example structure schematic diagram of the present utility model;
Fig. 2 is the making mould structure schematic diagram by the back shroud of impeller wax-pattern shown in Fig. 1;
Fig. 3 is the making mould structure diagram by the front shroud of impeller wax-pattern shown in Fig. 1.
detailed description of the invention:
Consult Fig. 1-Fig. 3, a kind of submersible electric pump pump vane casting Wax mold, comprise back shroud of impeller wax-pattern 1 and front shroud of impeller wax-pattern 2 and make mould, back shroud of impeller wax-pattern 1 is welded on front shroud of impeller wax-pattern 2, forms complete pump vane casting wax-pattern.The making mould of back shroud of impeller wax-pattern 1 comprise die shoe 1-1 and on lower fastening block 1-13, the outer ring 1-2 of connection, type block 1-3, upper cover 1-4 and upper fastening block 1-12, compact heap 1-5, upper mold core 1-6, bullet 1-7, lower mold core 1-8 are installed in turn; The making mould of front shroud of impeller wax-pattern 2 comprise die holder 2-1 and on lower fastening block 1-13, the counterdie 2-2 of connection, patrix 2-3 and upper fastening block 1-12, core retainer plate 2-4, pressure strip 2-5 are installed in turn.
Fastening by stud 1-10, locking nut 1-11 and pin 1-14 between the upper fastening block 1-12 be arranged symmetrically with and lower fastening block 1-13.Compact heap 1-5 upper end is placed on upper mold core 1-6, and lower end is placed on upper cover 1-4, is fixed by screw 1-9 and upper cover 1-4.Upper mold core 1-6 is that top is provided with tubular structure through hole, excircle having outer step.Bullet 1-7 top is provided with outer step, and this outer step is pressed in the end face of upper mold core 1-6, and bottom and lower mold core 1-8 are that matched in clearance is connected.Type block 1-3 is installed on the junction of die shoe 1-1, outer ring 1-2 and upper cover 1-4, and its quantity is identical with impeller blade number.Die holder 2-1 is intermediate projections, lower disk shape structure, and high spot center is provided with size shoulder hole, and little shoulder hole is internal thread hole, and trip bolt 2-6 is meshed with little shoulder hole internal thread by pressure strip 2-5.The top of the lug boss of die holder 2-1 is provided with pressure strip 2-5, compresses patrix 2-3 and core retainer plate 2-4.The lug boss of die holder 2-1 is provided with counterdie 2-2 and core retainer plate 2-4 in turn, is fastened by trip bolt 2-6 by pressure strip 2-5.Match with the bottom seam of patrix 2-3 in the face of cylinder, outside of counterdie 2-2.

Claims (10)

1. a submersible electric pump pump vane casting Wax mold, comprise back shroud of impeller wax-pattern and front shroud of impeller wax-pattern and make mould, described back shroud of impeller wax-pattern is welded on front shroud of impeller wax-pattern, form complete pump vane casting wax-pattern, it is characterized in that the making mould of described back shroud of impeller wax-pattern comprise die shoe and on the lower fastening block of connection, outer ring, type block, upper cover and upper fastening block, compact heap, upper mold core, bullet, lower mold core are installed in turn; The making mould of front shroud of impeller wax-pattern comprise die holder and on the lower fastening block of connection, counterdie, patrix and upper fastening block, core retainer plate, pressure strip are installed in turn.
2. submersible electric pump pump vane casting Wax mold according to claim 1, by stud, locking nut and pin fastener between the upper fastening block be arranged symmetrically with described in it is characterized in that and lower fastening block.
3. submersible electric pump pump vane casting Wax mold according to claim 1, it is characterized in that described compact heap upper end is placed in upper mold core, lower end is placed in and covers, and is fixed by screw and upper cover.
4. submersible electric pump pump vane casting Wax mold according to claim 1, described in is characterized in that
Upper mold core is that top is provided with tubular structure through hole, excircle having outer step.
5. submersible electric pump pump vane casting Wax mold according to claim 1, it is characterized in that described bullet top is provided with outer step, this outer step is pressed in the end face of upper mold core, and bottom and lower mold core are that matched in clearance is connected.
6. submersible electric pump pump vane casting Wax mold according to claim 1, it is characterized in that described type block 1-3 is installed on the junction of die shoe, outer ring and upper cover, its quantity is identical with impeller blade number.
7. submersible electric pump pump vane casting Wax mold according to claim 1, it is characterized in that described die holder is intermediate projections, lower disk shape structure, high spot center is provided with size shoulder hole, and little shoulder hole is internal thread hole, and trip bolt is meshed with little shoulder hole internal thread by pressure strip.
8. the submersible electric pump pump vane casting Wax mold according to claim 1 or 7, is characterized in that the top of the lug boss of described die holder is provided with pressure strip, compresses patrix and core retainer plate.
9. the submersible electric pump pump vane casting Wax mold according to claim 1 or 7, be is characterized in that the lug boss of described die holder is provided with counterdie and core retainer plate in turn, is fastened by pressure strip by trip bolt.
10. submersible electric pump pump vane casting Wax mold according to claim 1, is characterized in that matching with the bottom seam of patrix in the face of cylinder, outside of described counterdie.
CN201420608421.8U 2014-10-21 2014-10-21 Submersible electric pump pump vane casting Wax mold CN204171276U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420608421.8U CN204171276U (en) 2014-10-21 2014-10-21 Submersible electric pump pump vane casting Wax mold

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420608421.8U CN204171276U (en) 2014-10-21 2014-10-21 Submersible electric pump pump vane casting Wax mold

Publications (1)

Publication Number Publication Date
CN204171276U true CN204171276U (en) 2015-02-25

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201420608421.8U CN204171276U (en) 2014-10-21 2014-10-21 Submersible electric pump pump vane casting Wax mold

Country Status (1)

Country Link
CN (1) CN204171276U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105344935A (en) * 2015-12-03 2016-02-24 中国南方航空工业(集团)有限公司 Closed impeller wax mold manufacturing method
CN105834376A (en) * 2016-05-26 2016-08-10 重庆水泵厂有限责任公司 Centrifugal pump impeller casting process
CN107008854A (en) * 2017-05-05 2017-08-04 凯特工业科技(惠州)有限公司 A kind of manufacturing process of hot investment casting pump housing impeller wax-pattern

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105344935A (en) * 2015-12-03 2016-02-24 中国南方航空工业(集团)有限公司 Closed impeller wax mold manufacturing method
CN105834376A (en) * 2016-05-26 2016-08-10 重庆水泵厂有限责任公司 Centrifugal pump impeller casting process
CN107008854A (en) * 2017-05-05 2017-08-04 凯特工业科技(惠州)有限公司 A kind of manufacturing process of hot investment casting pump housing impeller wax-pattern

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