CN203991720U - A kind of core main pipeline arm extrusion molding dies - Google Patents
A kind of core main pipeline arm extrusion molding dies Download PDFInfo
- Publication number
- CN203991720U CN203991720U CN201420283148.6U CN201420283148U CN203991720U CN 203991720 U CN203991720 U CN 203991720U CN 201420283148 U CN201420283148 U CN 201420283148U CN 203991720 U CN203991720 U CN 203991720U
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- China
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- bed die
- mold
- main pipeline
- arm
- limiting plate
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- 238000001125 extrusion Methods 0.000 title claims abstract description 20
- 238000005304 joining Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 8
- 229910000831 Steel Inorganic materials 0.000 abstract description 6
- 239000010959 steel Substances 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 239000002184 metal Substances 0.000 abstract description 4
- 230000004048 modification Effects 0.000 abstract description 4
- 238000012986 modification Methods 0.000 abstract description 4
- 238000000465 moulding Methods 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 230000006835 compression Effects 0.000 abstract description 2
- 238000007906 compression Methods 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 description 3
- 238000005242 forging Methods 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
Abstract
A kind of core main pipeline arm extrusion molding dies, key is: described mould comprises holder, mold, bed die, the lower surface of mold and the upper surface of bed die all offer semicircular groove, two grooves fasten and form pipe-line tank, bed die both sides are respectively arranged with the first limiting plate and the second limiting plate being fixedly connected with holder, offer tap on bed die.Steel pipe is clipped between mold and bed die, adopt axial compression forming technique to manufacture the arm of main nuclear power pipeline, can in a procedure, realize the distortion of aximal deformation value, molding time is short, and can accurately control two angles between arm, during extrusion modling, due to the clamping action of mould make the continuous modification of metal each several part and also each several part modification even, this just controls highly beneficial to grain size, arm has continuous metal streamline, stable performance.
Description
Technical field
The utility model belongs to core main pipeline production equipment technical field, relates to a kind of mould, particularly a kind of core main pipeline arm extrusion molding dies.
Background technology
AP1000 core main pipeline is the nuclear safety one-level key equipment of AP1000 nuclear power station, for guaranteeing security reliability and the nuclear power station bulk life time of AP1000 nuclear power station, US Westinghouse company has proposed strict specification requirement to the designing and making technology of AP1000 main pipeline, the manufacturing technology of AP1000 main pipeline product is the technical barrier of generally acknowledging in the world, and wherein two forgings controls of the arm of 45° angle are each other one of difficult points always.
Summary of the invention
The utility model is in order to overcome the defect of prior art, designed a kind of core main pipeline arm extrusion molding dies, utilize this mould can be exactly by two arm extrusion modlings of 45° angle each other on pipeline, and the stable performance of arm, meet the requirement of AP1000 nuclear power station to security reliability.
The concrete technical scheme that the utility model adopts is: a kind of core main pipeline arm extrusion molding dies, key is: described mould comprises holder, mold, bed die, the lower surface of mold and the upper surface of bed die all offer semicircular groove, two grooves fasten and form pipe-line tank, bed die both sides are respectively arranged with the first limiting plate and the second limiting plate being fixedly connected with holder, offer tap on bed die.
The beneficial effects of the utility model are: compare with forging and molding, utilize mould of the present utility model that steel pipe is clipped between mold and bed die, adopt axial compression forming technique to manufacture the arm of main nuclear power pipeline, can in a procedure, realize the distortion of aximal deformation value, molding time is short, and can accurately control two angles between arm, during extrusion modling, due to the clamping action of mould make the continuous modification of metal each several part and also each several part modification even, this just controls highly beneficial to grain size, arm has continuous metal streamline, stable performance.
Bed die is comprised of symmetrically arranged the first bed die and the second bed die, the first bed die and the second bed die are inlaid between the first limiting plate and the second limiting plate, can prevent the first bed die and the second bed die double swerve in extrusion process, affect the formed precision of arm, tap is comprised of two parts splicing, a part is positioned on the first bed die, a part is positioned on the second bed die, after extrusion modling, first mold is sling, and then the first bed die and the second bed die are separated, steel pipe can be taken out, convenient and swift, can not cause wearing and tearing to steel pipe.
The both sides of mold are all fixed with at least two upper hangers, can utilize lifting rope safely and fast mold to be sling, and save manpower.
On the lateral wall of the first bed die and on the lateral wall of the second bed die, be all fixed with at least two lower hangers, can utilize lifting rope rapidly the first bed die and the second bed die to be sling, safe and reliable, save manpower.
The upper surface of bed die offers trapezoidal boss, the lower surface of mold offers the groove of joining with boss, mold and bed die form clamping locking cooperation by the cooperation of groove and boss, utilize the cooperation of boss and groove, to mold and bed die, carry out spacing, mold double swerve in extrusion process can be prevented, the formed precision of arm can be guaranteed better.
Accompanying drawing explanation
Fig. 1 is front view of the present utility model.
Fig. 2 is the top view of Fig. 1.
Fig. 3 is the front view of mold in the utility model.
Fig. 4 is the front view of bed die in the utility model.
Fig. 5 is the top view of bed die in the utility model.
In accompanying drawing, 1 represents holder, and 2 represent mold, and 3 represent groove, and 4 represent the first limiting plate, 5 represent the second limiting plate, and 6 represent tap, and 7 represent the first bed die, and 8 represent the second bed die, the upper hanger of 9 representative, the lower hanger of 10 representatives, 11 represent boss, 12 represent groove.
The specific embodiment
A kind of core main pipeline arm extrusion molding dies, key is: described mould comprises holder 1, mold 2, bed die, the lower surface of mold 2 and the upper surface of bed die all offer semicircular groove 3, two grooves 3 fasten and form pipe-line tank, bed die both sides are respectively arranged with the first limiting plate 4 and the second limiting plate 5 being fixedly connected with holder 1, offer tap 6 on bed die.
Described bed die is comprised of symmetrically arranged the first bed die 7 and the second bed die 8, the first bed die 7 and the second bed die 8 are inlaid between the first limiting plate 4 and the second limiting plate 5, on the first bed die 7, offer the first tap, on the second bed die 8, offer the second tap, the first tap and the second tap fasten and form tap 6.
The both sides of described mold 2 are all fixed with at least two upper hangers 9.
On the lateral wall of the first described bed die 7 and on the lateral wall of the second bed die 8, be all fixed with at least two lower hangers 10.
The upper surface of described bed die offers trapezoidal boss 11, and the lower surface of mold 2 offers the groove 12 of joining with boss 11, and mold 2 and bed die form clamping locking cooperation by the cooperation of groove 12 and boss 11.
The utility model is in the specific implementation: the first bed die 7 and the second bed die 8 are inlaid between the first limiting plate 4 and the second limiting plate 5, can prevent that the first bed die 7 and the second bed die 8 double swerves in extrusion process from affecting the formed precision of arm, utilize lifting rope that mold 2 is sling, then steel pipe to be extruded is put on the groove 3 that the first bed die 7 and the second bed die 8 upper surfaces offer, then mold 2 is put down, make mold 2, the first bed die 7 and the second bed die 8 fasten, and utilize the cooperation of boss 11 and groove 12 to mold 2, the first bed die 7 and the second bed die 8 carry out spacing, prevent mold 2 double swerves in extrusion process, can guarantee better the formed precision of arm.Then utilize pressurizing machine to exert pressure to mold 2, mold 2 and bed die are closely fastened, then utilize respectively the first propulsion cylinder and the second propulsion cylinder to make arm be extruded moulding to the two ends applied thrust of steel pipe.
Claims (5)
1. a core main pipeline arm extrusion molding dies, it is characterized in that: described mould comprises holder (1), mold (2), bed die, the lower surface of mold (2) and the upper surface of bed die all offer semicircular groove (3), two grooves (3) fasten and form pipe-line tank, bed die both sides are respectively arranged with the first limiting plate (4) and the second limiting plate (5) being fixedly connected with holder (1), offer tap (6) on bed die.
2. a kind of core main pipeline arm extrusion molding dies according to claim 1, it is characterized in that: described bed die is comprised of symmetrically arranged the first bed die (7) and the second bed die (8), the first bed die (7) and the second bed die (8) are inlaid between the first limiting plate (4) and the second limiting plate (5), the first bed die offers the first tap on (7), the second bed die offers the second tap on (8), and the first tap and the second tap fasten and form tap (6).
3. a kind of core main pipeline arm extrusion molding dies according to claim 1, is characterized in that: the both sides of described mold (2) are all fixed with at least two upper hangers (9).
4. a kind of core main pipeline arm extrusion molding dies according to claim 2, is characterized in that: on the lateral wall of described the first bed die (7) and on the lateral wall of the second bed die (8), be all fixed with at least two lower hangers (10).
5. a kind of core main pipeline arm extrusion molding dies of stating according to claim 1, it is characterized in that: the upper surface of described bed die offers trapezoidal boss (11), the lower surface of mold (2) offers the groove (12) of joining with boss (11), and mold (2) and bed die form clamping locking cooperation by the cooperation of groove (12) and boss (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420283148.6U CN203991720U (en) | 2014-05-29 | 2014-05-29 | A kind of core main pipeline arm extrusion molding dies |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420283148.6U CN203991720U (en) | 2014-05-29 | 2014-05-29 | A kind of core main pipeline arm extrusion molding dies |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203991720U true CN203991720U (en) | 2014-12-10 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420283148.6U Active CN203991720U (en) | 2014-05-29 | 2014-05-29 | A kind of core main pipeline arm extrusion molding dies |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203991720U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103962408A (en) * | 2014-05-29 | 2014-08-06 | 河北宏润重工股份有限公司 | Extrusion forming mould for branch pipes of main nuclear pipeline |
-
2014
- 2014-05-29 CN CN201420283148.6U patent/CN203991720U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103962408A (en) * | 2014-05-29 | 2014-08-06 | 河北宏润重工股份有限公司 | Extrusion forming mould for branch pipes of main nuclear pipeline |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: HEBEI HONGRUN NUCLEAR EQUIPMENT TECHNOLOGY CO., LT Free format text: FORMER NAME: HEBEI HONGRUN HEAVY INDUSTRY CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 061300 Yanshan Industrial Development Zone, Cangzhou, Hebei Patentee after: HEBEI HONGRUN NUCLEAR EQUIPMENT SCIENCE AND TECHNOLOGY Co.,Ltd. Address before: 061300 Yanshan Industrial Development Zone, Cangzhou, Hebei Patentee before: HEBEI HONGRUN HEAVY INDUSTRY GROUP CO.,LTD. |
|
| PP01 | Preservation of patent right |
Effective date of registration: 20231012 Granted publication date: 20141210 |
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| PP01 | Preservation of patent right |