CN108453178A - A kind of nuclear fuel assembly compression flat spring Bending Mould - Google Patents
A kind of nuclear fuel assembly compression flat spring Bending Mould Download PDFInfo
- Publication number
- CN108453178A CN108453178A CN201711444101.8A CN201711444101A CN108453178A CN 108453178 A CN108453178 A CN 108453178A CN 201711444101 A CN201711444101 A CN 201711444101A CN 108453178 A CN108453178 A CN 108453178A
- Authority
- CN
- China
- Prior art keywords
- flat spring
- supporting plate
- punch
- plate
- bending
- 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.)
- Pending
Links
Classifications
-
- 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
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/10—Die sets; Pillar guides
-
- 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
- B21D53/00—Making other particular articles
- B21D53/88—Making other particular articles other parts for vehicles, e.g. cowlings, mudguards
- B21D53/886—Making other particular articles other parts for vehicles, e.g. cowlings, mudguards leaf springs
Abstract
The present invention provides a kind of nuclear fuel assembly compression flat spring Bending Mould.The compression flat spring Bending Mould includes cope plate, lower template;Below cope plate, symmetrically arranged limited post is carried above lower template;Punch retainer is fixed below cope plate, and punch-pin is fixed below punch retainer;It is fixed with cushion block one and cushion block two side by side above lower template;Sliding block is fixed on one top of cushion block, and the setting of supporting plate one is above sliding block;Block is fixed on two top of cushion block, and supporting plate two is arranged above block;The compression flat spring workpiece of bending is waited on supporting plate one, supporting plate two, is located on supporting plate one by positioning pin by flat spring workpiece is compressed;The supporting plate one, supporting plate two, positioning pin constitute cavity plate.The present invention meets size characteristic after fuel assembly compresses the wrap direction of flat spring and makes compression flat spring bending and meets drawing and technology requirement, to ensure the smoothly production of product.
Description
Technical field
The invention belongs to nuclear fuel assembly manufacturing technology fields, and in particular to flat spring bending is compressed in nuclear power fuel component
Mold.
Background technology
It is one of upper tube socket assembly important component that flat spring is compressed in fuel assembly.Fig. 1 is to compress flat spring one
Structural schematic diagram, Fig. 2 are to compress two, three, four structural schematic diagram of flat spring, and it is similar to compress two, three, four structure of flat spring.From Fig. 1
With Fig. 2 it is found that there are the compression flat spring 5 kinds of angles to need to carry out Bending Processing, wherein:
Compressing flat spring one has at two (35 ° of 2 ' low-angles bending, 54 ° of 58 ' wide-angles bending);
Compressing flat spring two has at one (31 ° of 11 ' angles bending), and compressing flat spring three has at one, and (31 ° of 19 ' angle is rolled over
It is curved), compressing flat spring four has at one (31 ° of 28 ' angles bending).
At present there is no the Bending Moulds for being applicable in fuel assembly compression flat spring, in order to ensure to compress the manufacturing technology of flat spring
It is required that therefore needing to develop a kind of Bending Mould being suitable for compressing flat spring bending.
Invention content
The object of the present invention is to provide a kind of nuclear fuel assemblies to compress flat spring Bending Mould, can ensure pressure plate bullet
The manufacturing technology requirement of spring bending.
Realize the technical solution of the object of the invention:A kind of nuclear fuel assembly compression flat spring Bending Mould, the pressure plate bullet
Spring Bending Mould includes cope plate, lower template;Below cope plate, symmetrically arranged limited post is carried above lower template;Punch-pin
Fixed plate is fixed below cope plate, and punch-pin is fixed below punch retainer;It is fixed with one He of cushion block side by side above lower template
Cushion block two;Sliding block is fixed on one top of cushion block, and the setting of supporting plate one is above sliding block;Block is fixed on two top of cushion block, supporting plate
Two are arranged above block;Wait for that the compression flat spring workpiece of bending on supporting plate one, supporting plate two, will be compressed by positioning pin
Flat spring workpiece is located on supporting plate one;The supporting plate one, supporting plate two, positioning pin constitute cavity plate.
A kind of nuclear fuel assembly as described above compresses flat spring Bending Mould, and when work waits for the compression flat spring of bending
Workpiece is located in flat spring workpiece is compressed on supporting plate one on supporting plate one, supporting plate two, by positioning pin;Utilize hydraulic press
Cope plate, punch-pin is driven to move downward, when punch-pin touches compression flat spring workpiece, supporting plate one, two related workpiece of supporting plate are together
It moves upwards, the final flat spring workpiece surface that compresses is bonded with punch-pin, is achieved the purpose that compressing flat spring bending.
A kind of nuclear fuel assembly of the present invention compresses flat spring Bending Mould, which includes
Cope plate, lower template;Below cope plate, symmetrically arranged limited post is carried above lower template;Punch retainer is fixed on
Below template, punch-pin is fixed below punch retainer;It is fixed with cushion block one and cushion block two side by side above lower template;Sliding block is fixed
Above cushion block one, the setting of supporting plate one is above sliding block;Block is fixed on two top of cushion block, and supporting plate two is arranged on block
Side;The compression flat spring workpiece of bending is waited on supporting plate one, supporting plate two, the supporting plate one, supporting plate two constitute cavity plate.
A kind of nuclear fuel assembly as described above compresses flat spring Bending Mould, and when work waits for the compression flat spring of bending
Workpiece drives cope plate, punch-pin to move downward on supporting plate one, supporting plate two, using hydraulic press, and punch-pin touches pressure plate
When spring workpiece, supporting plate one, two related workpiece of supporting plate move upwardly together, and the final flat spring workpiece surface that compresses is pasted with punch-pin
It closes, achievees the purpose that compressing flat spring bending.
As above a kind of any nuclear fuel assembly compresses flat spring Bending Mould, described in driven using hydraulic press
Cope plate, punch-pin move downward, bending 10~20T of pressure, 5~10s of delay time.
As above a kind of any nuclear fuel assembly compresses flat spring Bending Mould, described in cope plate on leading
Set, lower template band guide post, guide post can be inserted into guide sleeve, play position-limiting action.
As above a kind of any nuclear fuel assembly compresses flat spring Bending Mould, described in punch-pin, supporting plate one, support
Plate two, positioning pin material selection wear-resistant material, hardness is in HRC55~60 or more.
As above a kind of any nuclear fuel assembly compresses flat spring Bending Mould, described in cope plate below, under
The symmetrically arranged limited post carried above template, during cope plate moves down, upper and lower limited post fitting, and then limit
Cope plate moves downward, and ensures that bending angle meets the specification requirement.
As above a kind of any nuclear fuel assembly compresses flat spring Bending Mould, described in driven using hydraulic press
Cope plate, punch-pin move downward, bending 10~20T of pressure, 5~10s of delay time;Guide sleeve, institute are carried on the cope plate
The lower template band guide post stated, guide post can be inserted into guide sleeve, play position-limiting action;Below the cope plate, lower template upper belt
The symmetrically arranged limited post having, during cope plate moves down, upper and lower limited post fitting, and then it is downward to limit cope plate
Movement ensures that bending angle meets the specification requirement.
Effect of the invention is that:The invention discloses a kind of nuclear fuel assemblies to compress flat spring Bending Mould, meets
Size characteristic meets drawing after CAP1400 autonomy-oriented fuel assemblies compress the wrap direction of flat spring and make compression flat spring bending
It is required with technology, to ensure the smoothly production of product.The Bending Mould meets mounting condition on a hydraulic press, after processing
Compression flat spring fully meet drawing and technical conditions requirement.The Bending Mould has been completed 11 groups of CAP1400 autonomy-orienteds
Fuel assembly compresses the bending of flat spring (every group of component needs 16 compression flat springs), and product quality is stablized.
Description of the drawings
Fig. 1 is to compress one structural schematic diagram of flat spring;
Fig. 2 is to compress two, three, four structural schematic diagram of flat spring;
Fig. 3 is to compress flat spring bent mold structure schematic diagram;
Fig. 4 is to compress one, two, three, four low-angle of flat spring to shape schematic diagram;
Fig. 5 is to compress one wide-angle of flat spring to shape schematic diagram;
Fig. 6 is bending and forming schematic diagram;
In figure:1. cope plate;2. guide sleeve;3. limited post;4. punch-pin;5. positioning pin;6. supporting plate one;7. sliding block;8. cushion block
One;9. lower template;10. punch retainer;11. guide post;12. workpiece;13. supporting plate two;14. baffle;15. cushion block two.
Specific implementation mode
In the following with reference to the drawings and specific embodiments to a kind of nuclear fuel assembly compression flat spring bender of the present invention
Tool is further described.
Embodiment 1
As shown in Fig. 2, a kind of nuclear fuel assembly of the present invention compresses flat spring Bending Mould, compression flat spring folding
Bending mould includes cope plate 1, lower template 9;1 lower section of cope plate, 9 top of lower template carry symmetrically arranged limited post 3;Upper
During template 1 moves down, upper and lower limited post 3 is bonded, and then is limited cope plate 1 and moved downward
Guide sleeve 2 is also carried on cope plate 1, lower template 9 is also with guide post 11, during cope plate 1 moves down, guide post 11
It can be inserted into guide sleeve 2, play position-limiting action.
Punch retainer 10 is fixed on 1 lower section of cope plate, and punch-pin 4 is fixed on 10 lower section of punch retainer;
9 top of lower template is fixed with cushion block 1 and cushion block 2 15 side by side;Sliding block 7 is fixed on one 8 top of cushion block, supporting plate 1
It is arranged and is above sliding block 7;Block 14 is fixed on 2 15 top of cushion block, and supporting plate 2 14 is arranged above block 14;
As shown in fig. 6, the compression flat spring workpiece 12 for waiting for bending passes through positioning pin on supporting plate 1, supporting plate 2 14
5 are located in flat spring workpiece 12 is compressed on supporting plate 1;The supporting plate 1, supporting plate 2 14, positioning pin 5 constitute cavity plate.
The punch-pin 4, supporting plate 1, supporting plate 2 14,5 material selection wear-resistant material of positioning pin, hardness is in HRC55~60
More than,
Embodiment 2
As shown in figure 4, compressing the processing of flat spring Bending Mould using nuclear fuel assembly described in embodiment 1 compresses flat spring
One, two, three, four low-angles shape.
Wait for that the compression flat spring workpiece 12 of bending, will by positioning pin 5 on supporting plate 1, supporting plate 2 14 when work
Flat spring workpiece 12 is compressed to be located on supporting plate 1;Cope plate 1, punch-pin 4 is driven to move downward using hydraulic press, punch-pin 4 contacts
To when compressing flat spring workpiece 12, supporting plate 1,2 14 related workpiece 12 of supporting plate move upwardly together, final to compress flat spring work
12 upper surface of part is bonded with punch-pin 4, is achieved the purpose that compressing flat spring bending.
Described drives cope plate 1, punch-pin 4 to move downward using hydraulic press, bending 10~20T of pressure, and delay time 5~
10s。
Embodiment 3
As shown in Fig. 2, a kind of nuclear fuel assembly of the present invention compresses flat spring Bending Mould, compression flat spring folding
Bending mould includes cope plate 1, lower template 9;1 lower section of cope plate, 9 top of lower template carry symmetrically arranged limited post 3;Upper
During template 1 moves down, upper and lower limited post 3 is bonded, and then is limited cope plate 1 and moved downward
Guide sleeve 2 is also carried on cope plate 1, lower template 9 is also with guide post 11, during cope plate 1 moves down, guide post 11
It can be inserted into guide sleeve 2, play position-limiting action.
Punch retainer 10 is fixed on 1 lower section of cope plate, and punch-pin 4 is fixed on 10 lower section of punch retainer;
9 top of lower template is fixed with cushion block 1 and cushion block 2 15 side by side;Sliding block 7 is fixed on one 8 top of cushion block, supporting plate 1
It is arranged and is above sliding block 7;Block 14 is fixed on 2 15 top of cushion block, and supporting plate 2 14 is arranged above block 14;
As shown in fig. 6, waiting for the compression flat spring workpiece 12 of bending on supporting plate 1, supporting plate 2 14.
The punch-pin 4, supporting plate 1,2 14 material selection wear-resistant material of supporting plate, hardness in HRC55~60 or more,
Embodiment 4
As shown in figure 5, compressing the processing of flat spring Bending Mould using nuclear fuel assembly described in embodiment 3 compresses flat spring
One wide-angle shapes.
Wait for that the compression flat spring workpiece 12 of bending, will by positioning pin 5 on supporting plate 1, supporting plate 2 14 when work
Flat spring workpiece 12 is compressed to be located on supporting plate 1;Cope plate 1, punch-pin 4 is driven to move downward using hydraulic press, punch-pin 4 contacts
To when compressing flat spring workpiece 12, supporting plate 1,2 14 related workpiece 12 of supporting plate move upwardly together, final to compress flat spring work
12 upper surface of part is bonded with punch-pin 4, is achieved the purpose that compressing flat spring bending.
Described drives cope plate 1, punch-pin 4 to move downward using hydraulic press, bending 10~20T of pressure, and delay time 5~
10s。
It is different from low-angle Bending Mould support board structure to compress one wide-angle Bending Mould of flat spring, and without positioning
Pin, other structures are identical.
Flat spring bending is compressed in the present invention and uses vertical Sheet Metal Forming Technology, and vertical Sheet Metal Forming Technology is the punch-pin direction of motion and liquid
The press slide direction of motion overlaps, it is that punch-pin is fixed on hydraulic press top shoe, cavity plate fixed hydraulic machine worktable, pressure plate
Spring is installed to supporting plate, drives punch-pin to move downward using hydraulic press top shoe, and when punch-pin touches workpiece, supporting plate one, two connects
Band compresses flat spring workpiece and moves together, and the final flat spring workpiece surface that compresses is bonded with punch-pin, is reached to compressing flat spring
The purpose of bending is delayed a period of time more preferably to reach bending effect after molding.
Claims (9)
1. a kind of nuclear fuel assembly compresses flat spring Bending Mould, it is characterised in that:The compression flat spring Bending Mould includes upper
Template (1), lower template (9);Below cope plate (1), symmetrically arranged limited post (3) is carried above lower template (9);
Punch retainer (10) is fixed below cope plate (1), and punch-pin (4) is fixed below punch retainer (10);
It is fixed with cushion block one (8) and cushion block two (15) side by side above lower template (9);Sliding block (7) is fixed on above cushion block one (8),
Supporting plate one (6) is arranged is above sliding block (7);Block (14) is fixed on above cushion block two (15), and supporting plate two (14) setting is being kept off
Above block (14);
Wait for that the compression flat spring workpiece (12) of bending on supporting plate one (6), supporting plate two (14), will be pressed by positioning pin (5)
Tight flat spring workpiece (12) is located on supporting plate one (6);The supporting plate one (6), supporting plate two (14), positioning pin (5) constitute recessed
Mould.
2. a kind of nuclear fuel assembly according to claim 1 compresses flat spring Bending Mould, it is characterised in that:It is waited for when work
The compression flat spring workpiece (12) of bending is mounted on supporting plate one (6), on supporting plate two (14), by positioning pin (5) by pressure plate bullet
Spring workpiece (12) is located on supporting plate one (6);Cope plate (1), punch-pin (4) is driven to move downward using hydraulic press, punch-pin (4) connects
Contact that supporting plate one (6), the related workpiece of supporting plate two (14) (12) move upwardly together, most final pressure when compressing flat spring workpiece (12)
Tight flat spring workpiece (12) upper surface is bonded with punch-pin (4), is achieved the purpose that compressing flat spring bending.
3. a kind of nuclear fuel assembly compresses flat spring Bending Mould, it is characterised in that:The compression flat spring Bending Mould includes upper
Template (1), lower template (9);Below cope plate (1), symmetrically arranged limited post (3) is carried above lower template (9);
Punch retainer (10) is fixed below cope plate (1), and punch-pin (4) is fixed below punch retainer (10);
It is fixed with cushion block one (8) and cushion block two (15) side by side above lower template (9);Sliding block (7) is fixed on above cushion block one (8),
Supporting plate one (6) is arranged is above sliding block (7);Block (14) is fixed on above cushion block two (15), and supporting plate two (14) setting is being kept off
Above block (14);
The compression flat spring workpiece (12) of bending is waited on supporting plate one (6), supporting plate two (14), the supporting plate one (6), support
Plate two (14) constitutes cavity plate.
4. a kind of nuclear fuel assembly according to claim 3 compresses flat spring Bending Mould, it is characterised in that:It is waited for when work
The compression flat spring workpiece (12) of bending is mounted on supporting plate one (6), on supporting plate two (14), using hydraulic press drive cope plate (1),
Punch-pin (4) moves downward, when punch-pin (4) touches compression flat spring workpiece (12), supporting plate one (6), the related work of supporting plate two (14)
Part (12) moves upwardly together, and final flat spring workpiece (12) upper surface that compresses is bonded with punch-pin (4), is reached to compressing flat spring
The purpose of bending.
5. a kind of nuclear fuel assembly according to any one of claims 1 to 4 compresses flat spring Bending Mould, it is characterised in that:
Described drives cope plate (1), punch-pin (4) to move downward using hydraulic press, bending 10~20T of pressure, 5~10s of delay time.
6. a kind of nuclear fuel assembly according to any one of claims 1 to 4 compresses flat spring Bending Mould, it is characterised in that:
Guide sleeve (2), the lower template (9) band guide post (11) are carried on the cope plate (1), guide post (11) can be inserted into guide sleeve (2)
It is interior, play position-limiting action.
7. a kind of nuclear fuel assembly according to any one of claims 1 to 4 compresses flat spring Bending Mould, it is characterised in that:
The punch-pin (4), supporting plate one (6), supporting plate two (14), positioning pin (5) material selection wear-resistant material, hardness is in HRC55~60
More than.
8. a kind of nuclear fuel assembly according to any one of claims 1 to 4 compresses flat spring Bending Mould, it is characterised in that:
The symmetrically arranged limited post (3) carried below the cope plate (1), above lower template (9), in cope plate (1) to moving down
During dynamic, upper and lower limited post (3) fitting, and then limit cope plate (1) and move downward, ensure that bending angle meets the specification
It is required that.
9. a kind of nuclear fuel assembly according to any one of claims 1 to 4 compresses flat spring Bending Mould, it is characterised in that:
Described drives cope plate (1), punch-pin (4) to move downward using hydraulic press, bending 10~20T of pressure, 5~10s of delay time;
Guide sleeve (2), the lower template (9) band guide post (11) are carried on the cope plate (1), guide post (11) can be inserted into guide sleeve
(2) in, position-limiting action is played;
The symmetrically arranged limited post (3) carried below the cope plate (1), above lower template (9), cope plate (1) to
During lower movement, upper and lower limited post (3) fitting, and then limit cope plate (1) and move downward, ensure that bending angle meets technology
Condition requirement.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201711444101.8A CN108453178A (en) | 2017-12-27 | 2017-12-27 | A kind of nuclear fuel assembly compression flat spring Bending Mould |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201711444101.8A CN108453178A (en) | 2017-12-27 | 2017-12-27 | A kind of nuclear fuel assembly compression flat spring Bending Mould |
Publications (1)
Publication Number | Publication Date |
---|---|
CN108453178A true CN108453178A (en) | 2018-08-28 |
Family
ID=63220112
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201711444101.8A Pending CN108453178A (en) | 2017-12-27 | 2017-12-27 | A kind of nuclear fuel assembly compression flat spring Bending Mould |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN108453178A (en) |
Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1066893A1 (en) * | 1998-12-28 | 2001-01-10 | Yuugenkaisha Taigaa Koosan | Metal sheet bending device |
CN1383394A (en) * | 2000-06-23 | 2002-12-04 | 老虎恒产有限公司 | Metal sheet bending device with rotation inhibiting function |
CN201613308U (en) * | 2010-01-27 | 2010-10-27 | 湖南铁道职业技术学院 | V-shaped 90 degrees self-supporting bending springback angle adjustable die |
CN203695680U (en) * | 2014-01-27 | 2014-07-09 | 江苏凯联达电子科技有限公司 | Angle-adjustable copper tube bending mold |
CN203778608U (en) * | 2014-03-28 | 2014-08-20 | 青岛海瑞德金属制品有限公司 | V-shaped movable pendulum block bending die and punch press |
CN104438853A (en) * | 2014-12-14 | 2015-03-25 | 马鞍山市国菱机械刃模有限公司 | Indentation-free bending machine die and manufacture method thereof |
CN204234536U (en) * | 2014-11-24 | 2015-04-01 | 南车长江车辆有限公司 | A kind of special-shaped bending part post-positioning device |
CN105290164A (en) * | 2015-11-11 | 2016-02-03 | 天津鹏宇兴业五金制品有限公司 | Adjustable metal plate bending device |
CN106216514A (en) * | 2016-08-03 | 2016-12-14 | 吴江市金康电力器材有限公司 | A kind of steel tower corner iron hyperbolic processing mold of adjustable-angle |
CN206779272U (en) * | 2017-01-17 | 2017-12-22 | 天津开发区精锐精密模具有限公司 | A kind of 90 degree of one step bending and the metal stamping die of adjustable-angle |
-
2017
- 2017-12-27 CN CN201711444101.8A patent/CN108453178A/en active Pending
Patent Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1066893A1 (en) * | 1998-12-28 | 2001-01-10 | Yuugenkaisha Taigaa Koosan | Metal sheet bending device |
CN1383394A (en) * | 2000-06-23 | 2002-12-04 | 老虎恒产有限公司 | Metal sheet bending device with rotation inhibiting function |
CN201613308U (en) * | 2010-01-27 | 2010-10-27 | 湖南铁道职业技术学院 | V-shaped 90 degrees self-supporting bending springback angle adjustable die |
CN203695680U (en) * | 2014-01-27 | 2014-07-09 | 江苏凯联达电子科技有限公司 | Angle-adjustable copper tube bending mold |
CN203778608U (en) * | 2014-03-28 | 2014-08-20 | 青岛海瑞德金属制品有限公司 | V-shaped movable pendulum block bending die and punch press |
CN204234536U (en) * | 2014-11-24 | 2015-04-01 | 南车长江车辆有限公司 | A kind of special-shaped bending part post-positioning device |
CN104438853A (en) * | 2014-12-14 | 2015-03-25 | 马鞍山市国菱机械刃模有限公司 | Indentation-free bending machine die and manufacture method thereof |
CN105290164A (en) * | 2015-11-11 | 2016-02-03 | 天津鹏宇兴业五金制品有限公司 | Adjustable metal plate bending device |
CN106216514A (en) * | 2016-08-03 | 2016-12-14 | 吴江市金康电力器材有限公司 | A kind of steel tower corner iron hyperbolic processing mold of adjustable-angle |
CN206779272U (en) * | 2017-01-17 | 2017-12-22 | 天津开发区精锐精密模具有限公司 | A kind of 90 degree of one step bending and the metal stamping die of adjustable-angle |
Non-Patent Citations (2)
Title |
---|
肖祥芷等: "《模具工程大典 第4卷 冲压模具设计》", 31 March 2007, 电子工业出版社 * |
钟毓斌: "《冲压工艺与模具设计》", 31 May 2000, 机械工业出版社 * |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN102974694B (en) | A kind of diel of single action press | |
JP5961832B2 (en) | Multi-point stretch forming equipment for forming curved plates that can be individually clamped | |
CN206122528U (en) | Adjustable angle sheet metal component mould of bending | |
CN202963201U (en) | Blank drawing die | |
CN201669341U (en) | Z-shaped bending mold | |
CN202021269U (en) | Stamping die of side slide block with upward bending inner buckle | |
CN206343527U (en) | Sheet metal work fast ram mould | |
CN206794532U (en) | A kind of fast ram television set mould with bending punch pin | |
CN103433387B (en) | Stamping hole flanging device | |
CN108655276A (en) | A kind of easily demoulding diel | |
CN110090878A (en) | The double right-angle bending devices of plate U-shaped | |
CN202447512U (en) | Bending die with stable dimensions | |
CN208944983U (en) | A kind of mold of edge rolling punch forming process | |
CN208084625U (en) | A kind of press for refractory brick | |
CN204338704U (en) | Stainless steel mesh shell drawing die | |
CN106734603A (en) | The stamping mold of step-like flange | |
CN108453178A (en) | A kind of nuclear fuel assembly compression flat spring Bending Mould | |
JP2008284576A (en) | Method of press-forming high-tensile strength steel sheet and press forming equipment | |
CN215657181U (en) | Refrigerator backplate forming die that bends | |
CN206251813U (en) | A kind of semi-automatic moon cake press | |
CN203791468U (en) | Lower edge folding and stretching die structure | |
CN104668369B (en) | A kind of diel | |
CN107186077A (en) | A kind of Z-shaped part bending die | |
CN204159719U (en) | A kind of half cut-off-die | |
CN110695198A (en) | Four-corner integrated forming device for baking tray |
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 | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180828 |
|
RJ01 | Rejection of invention patent application after publication |