CN113059035A - Machining auxiliary device of return bend - Google Patents
Machining auxiliary device of return bend Download PDFInfo
- Publication number
- CN113059035A CN113059035A CN202110300252.6A CN202110300252A CN113059035A CN 113059035 A CN113059035 A CN 113059035A CN 202110300252 A CN202110300252 A CN 202110300252A CN 113059035 A CN113059035 A CN 113059035A
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- China
- Prior art keywords
- fixed
- lower die
- wheel
- pin
- plate
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D7/00—Bending rods, profiles, or tubes
- B21D7/02—Bending rods, profiles, or tubes over a stationary forming member; by use of a swinging forming member or abutment
- B21D7/022—Bending rods, profiles, or tubes over a stationary forming member; by use of a swinging forming member or abutment over a stationary forming member only
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
An auxiliary device for machining a bent pipe comprises an upper die and a lower die; the lower die part comprises a positioning sleeve, a pressing plate, a positioning pin, a limiting plate, a lower die base, a fixed wheel and a pin shaft b; the fixed wheel is fixed on the lower die base through a pin b; the positioning sleeve, the limiting plate and the pressing plate are respectively fixed on the lower die base through screws; the positioning pin is arranged in a hole between the pressing plate and the limiting plate; the upper die part comprises a rotating wheel, a wheel fork, an upper die plate, a limiting column, a guide column and a pin shaft a; the wheel fork, the limiting column and the guide column are respectively fixed on the upper template through screws; the rotating wheel is fixed on the wheel fork through a pin shaft a. The products processed by the invention have consistent bending size and angle, no cracking on the surface of the product and no deformation of the appearance, can realize the control of the bending angle, improve the product quality and effectively reduce the production and material cost.
Description
Technical Field
The invention relates to a machining auxiliary device for a bent pipe, and belongs to the technical field of nuclear power.
Technical Field
In the manufacturing of parts in nuclear power projects, a large amount of pipe materials and bar forming structural parts are mostly machined by adopting general or special equipment, and for large-size pipe materials, particularly bent pipe materials, the large-size pipe materials are influenced by factors such as equipment and fields, particularly the forming mode (only cold forming) is limited, parts with high requirements on the surface roughness of products are easily machined by a common hot bending method, the material performance is easily influenced, even harmful gas is generated, and when the special equipment is machined, the problems of inconsistent bending size and angle of the products, surface cracking, shape deformation, impurity introduction and the like of the products are easily caused, so that higher production cost and material cost are brought, and certain limitation exists.
Disclosure of Invention
The invention aims to solve the technical problems that the bending size and angle of a product are inconsistent, the surface of the product is cracked, the appearance is deformed and impurities are introduced when the conventional bent pipe material for nuclear power is processed.
In order to solve the technical problems, the invention adopts the following technical scheme:
an auxiliary device for machining a bent pipe comprises an upper die and a lower die;
the lower die part comprises a positioning sleeve (5), a pressing plate (6), a positioning pin (7), a limiting plate (8), a lower die seat (10), a fixed wheel (11) and a pin shaft b (13);
the fixed wheel (11) is fixed on the lower die seat (10) through a pin b (13);
the positioning sleeve (5) is fixed on the lower die base (10) through a screw;
the limiting plate (8) is fixed on the lower die base (10) through a screw;
the pressing plate (6) is fixed on the limiting plate (8) through screws;
the positioning pin (7) is arranged in a hole between the pressing plate (6) and the limiting plate (8) and is matched with a workpiece;
the upper die part comprises a rotating wheel (1), a wheel fork (2), an upper die plate (3), a limiting column (4), a guide column (9) and a pin shaft a (12);
the wheel fork (2) is fixed on the upper template (3) through a screw;
the rotating wheel (1) is fixed on the wheel fork (2) through a pin shaft a (12);
the limiting column (4) is fixed on the upper template (3) through a screw;
the guide post (9) is fixed on the upper template (3) through a screw and is matched with a hole on the lower die seat (10) to play a role in guiding.
The beneficial effect that has adopted above-mentioned technical scheme is:
the products processed by the invention have consistent bending size and angle, no cracking on the surface of the product and no deformation of the appearance, can realize the control of the bending angle, improve the product quality and effectively reduce the production and material cost.
Drawings
FIG. 1 is a schematic structural view of the present invention.
Fig. 2 is a left side view of fig. 1.
In the figure: the device comprises a rotating wheel 1, a wheel fork 2, an upper template 3, a limiting column 4, a positioning sleeve 5, a pressing plate 6, a positioning pin 7, a limiting plate 8, a guide column 9, a lower die base 10, a fixed wheel 11, a pin shaft a12 and a pin shaft b 13.
Detailed Description
The invention is further described with reference to the accompanying drawings in which:
as shown in fig. 1 and 2, an auxiliary device for machining a bent pipe comprises an upper die and a lower die;
the lower die part comprises a positioning sleeve 5, a pressing plate 6, a positioning pin 7, a limiting plate 8, a lower die base 10, a fixed wheel 11 and a pin b 13;
the fixed wheel 11 is fixed on the lower die base 10 through a pin b 13;
the positioning sleeve 5 is fixed on the lower die base 10 through a screw;
the limiting plate 8 is fixed on the lower die base 10 through a screw;
the pressing plate 6 is fixed on the limiting plate 8 through screws;
the positioning pin 7 is arranged in a hole between the pressing plate 6 and the limiting plate 8 and is matched with a workpiece;
the upper die part comprises a rotating wheel 1, a wheel fork 2, an upper die plate 3, a limiting column 4, a guide column 9 and a pin shaft a 12;
the wheel fork 2 is fixed on the upper template 3 through a screw;
the rotating wheel 1 is fixed on a wheel fork 2 through a pin shaft a 12;
the limiting column 4 is fixed on the upper template 3 through a screw;
the guide post 9 is fixed on the upper template 3 through a screw and is matched with a hole on the lower die holder 10 to play a role in guiding.
When the invention is used for processing a bent pipe, the upper die part is connected with an upper chopping board of a four-column universal hydraulic press with the model of Y32W-100, the lower die part is connected with a lower chopping board of the four-column universal hydraulic press with the model of Y32W-100, then a workpiece is inserted into a hole of the positioning sleeve 5 and holes of the pressing plate 6 and the limiting plate 8 and is matched with the positioning pin 7, then the hydraulic press is started to adjust proper parameters, so that the upper die part moves downwards along with the upper chopping board, and a blank is punched into a required shape.
Claims (1)
1. The utility model provides a machining auxiliary device of return bend which characterized in that: the device consists of an upper die and a lower die;
the lower die part comprises a positioning sleeve (5), a pressing plate (6), a positioning pin (7), a limiting plate (8), a lower die seat (10), a fixed wheel (11) and a pin shaft b (13);
the fixed wheel (11) is fixed on the lower die seat (10) through a pin b (13);
the positioning sleeve (5) is fixed on the lower die base (10) through a screw;
the limiting plate (8) is fixed on the lower die base (10) through a screw;
the pressing plate (6) is fixed on the limiting plate (8) through screws;
the positioning pin (7) is arranged in a hole between the pressing plate (6) and the limiting plate (8) and is matched with a workpiece;
the upper die part comprises a rotating wheel (1), a wheel fork (2), an upper die plate (3), a limiting column (4), a guide column (9) and a pin shaft a (12);
the wheel fork (2) is fixed on the upper template (3) through a screw;
the rotating wheel (1) is fixed on the wheel fork (2) through a pin shaft a (12);
the limiting column (4) is fixed on the upper template (3) through a screw;
the guide post (9) is fixed on the upper template (3) through a screw and is matched with a hole on the lower die seat (10) to play a role in guiding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110300252.6A CN113059035A (en) | 2021-03-22 | 2021-03-22 | Machining auxiliary device of return bend |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110300252.6A CN113059035A (en) | 2021-03-22 | 2021-03-22 | Machining auxiliary device of return bend |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113059035A true CN113059035A (en) | 2021-07-02 |
Family
ID=76562742
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110300252.6A Withdrawn CN113059035A (en) | 2021-03-22 | 2021-03-22 | Machining auxiliary device of return bend |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113059035A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103658334A (en) * | 2012-08-30 | 2014-03-26 | 常志伟 | Adjustable pipe-bending die |
| CN106111754A (en) * | 2016-06-30 | 2016-11-16 | 禹州市神运机械有限公司 | A kind of thin-wall steel tube bending machine |
| CN107127258A (en) * | 2017-07-07 | 2017-09-05 | 佛山迅拓奥科技有限公司 | A kind of bend pipe mould |
| CN208450378U (en) * | 2018-05-21 | 2019-02-01 | 湛江明迪汽车零部件制造有限公司 | A kind of bend pipe mould |
| CN109622688A (en) * | 2018-11-26 | 2019-04-16 | 吴登科 | A kind of swan neck system for air conditioner refrigerating copper pipe |
| CN210788704U (en) * | 2019-09-30 | 2020-06-19 | 吉林远成汽车悬架弹簧有限公司 | Plate reed rolling bending die |
| CN212070056U (en) * | 2020-04-03 | 2020-12-04 | 苏州肯富维尔焊接机械有限公司 | Replaceable pipe bending tool |
-
2021
- 2021-03-22 CN CN202110300252.6A patent/CN113059035A/en not_active Withdrawn
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103658334A (en) * | 2012-08-30 | 2014-03-26 | 常志伟 | Adjustable pipe-bending die |
| CN106111754A (en) * | 2016-06-30 | 2016-11-16 | 禹州市神运机械有限公司 | A kind of thin-wall steel tube bending machine |
| CN107127258A (en) * | 2017-07-07 | 2017-09-05 | 佛山迅拓奥科技有限公司 | A kind of bend pipe mould |
| CN208450378U (en) * | 2018-05-21 | 2019-02-01 | 湛江明迪汽车零部件制造有限公司 | A kind of bend pipe mould |
| CN109622688A (en) * | 2018-11-26 | 2019-04-16 | 吴登科 | A kind of swan neck system for air conditioner refrigerating copper pipe |
| CN210788704U (en) * | 2019-09-30 | 2020-06-19 | 吉林远成汽车悬架弹簧有限公司 | Plate reed rolling bending die |
| CN212070056U (en) * | 2020-04-03 | 2020-12-04 | 苏州肯富维尔焊接机械有限公司 | Replaceable pipe bending tool |
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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 | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20210702 |