CN108031751A - A kind of bending mould - Google Patents
A kind of bending mould Download PDFInfo
- Publication number
- CN108031751A CN108031751A CN201810128254.XA CN201810128254A CN108031751A CN 108031751 A CN108031751 A CN 108031751A CN 201810128254 A CN201810128254 A CN 201810128254A CN 108031751 A CN108031751 A CN 108031751A
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- CN
- China
- Prior art keywords
- insert
- lower die
- rotation
- plate
- die insert
- 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
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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
- B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
- B21D5/06—Bending sheet metal along straight lines, e.g. to form simple curves by drawing procedure making use of dies or forming-rollers, e.g. making profiles
- B21D5/10—Bending sheet metal along straight lines, e.g. to form simple curves by drawing procedure making use of dies or forming-rollers, e.g. making profiles for making tubes
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The present invention relates to a kind of bending mould, including cope plate, support plate, punch-pin, lower template, lower die insert, limiting plate, spring, rotation insert, shaft and top plate；The upper end of support plate is fixed on cope plate, and one end of punch-pin is perpendicularly fixed at the lower end of support plate；Lower die insert is fixed in lower template, and a limiting plate is respectively fixed with the front and rear sides of lower die insert；Rotation insert is rotatably dispose on limiting plate by shaft；Top plate passes through spring and lower template elastic connection.The technical program ensure that the quality of stamping parts by setting two rotation inserts to realize the shaping of the completion annulus sheet metal component in mould in lower die.
Description
Technical field
The invention belongs to technical field of mold, particularly relates to a kind of bending mould.
Background technology
In vehicle product piece, small size stamping parts account for more proportion, and the die cost for reducing small size stamping parts is related to just
Normal frock development cost.
The manufacture for small-sized annulus sheet metal component as shown in Figure 1 generally passes through the system of striking by hand, but hand in the prior art
The quality that work strikes the sheet metal component being made is unable to control, and scrappage is higher.
The content of the invention
The object of the present invention is to provide a kind of bending mould, and small-sized annulus sheet metal component can be processed by mould, to solve
The problem of scrappage of manual processing is high.
The present invention is achieved by the following technical solutions：
A kind of bending mould, including cope plate, support plate, punch-pin, lower template, lower die insert, limiting plate, spring, rotation edge
Block, shaft and top plate；
The upper end of the support plate is fixed on the cope plate, and one end of the punch-pin is perpendicularly fixed under the support plate
End；
The lower die insert is fixed in the lower template, and one is respectively fixed with the front and rear sides of the lower die insert
The limiting plate；
Rotation insert is rotatably dispose on the limiting plate by the shaft；
The top plate passes through the spring and the lower template elastic connection.
The punch-pin is cylinder, and the punch-pin is engaged with the rotation insert.
The lower template is rectangular steel plates, in the convex that lower template upper surface both ends are each provided with upwardly extending
Platform；
At the middle part of the lower template upper surface, setting is fluted, and the bottom of the groove is provided with spring mounting hole,
The lower end of the spring is arranged in the spring mounting hole；
The upper end of the spring and the lower surface of the top plate offset, and the roof movement is arranged in the groove.
The lower die insert is two, is respectively the first lower die insert and the second lower die insert；The first lower die insert
The upper surface of the lower template of the groove both sides is individually fixed in the second lower die insert.
The first lower die insert is identical with the structure of the second lower die insert, is L-type, and first lower die is inlayed
The inner surface of block is formed by connecting by the first plane, the first arcwall face and the second plane smooth successively from top to bottom.
The rotation insert includes the first rotation insert and the second rotation insert；The first rotation insert and described second
The structure for rotating insert is identical；
Corner on the downside of the described first rotation insert is provided with through hole, is being set with the through hole in cornerwise corner
There is semicircle shaping groove；
It is being arc-shaped with the close corner of the through hole, is being engaged with the first arcwall face.
The beneficial effects of the invention are as follows：
The technical program completes the shapings of annulus sheet metal component by being realized in two rotation inserts of lower die setting in mould,
It ensure that the quality of stamping parts.
Brief description of the drawings
Fig. 1 is prior art annulus sheet metal component；
Fig. 2 is inventive die axonometric drawing；
Fig. 3 is inventive die exploded view；
Fig. 4 is in top dead-centre sectional view for mould；
Fig. 5 is die molding process sectional view；
Fig. 6 is in bottom dead centre sectional view for mould.
Description of reference numerals
1 cope plate, 2 support plates, 21 circular holes, 3 punch-pin, 4 rotation inserts, 41 first rotation inserts, 42 second rotation inserts,
411 through holes, 412 semicircle shaping grooves, 5 lower die inserts, 51 first lower die inserts, 511 first planes, 512 first arcwall faces,
513 second planes, 52 second lower die inserts, 6 limiting plates, 7 top plates, 8 springs, 9 shafts, 10 lower templates, 101 positioning convex platforms, 102
Groove, 102 spring mounting holes, 11 blanks.
Embodiment
Carry out the technical solution that the present invention will be described in detail by the following examples, following embodiment is only exemplary, only
It can be used for explanation and illustration technical scheme, and be not to be construed as the limitation to technical solution of the present invention.
The application provides a kind of bending mould, as shown in Fig. 2, including cope plate 1, support plate 2, punch-pin 3, lower template 10, under
Mould insert 5, limiting plate 6, spring 8, rotation insert 4, shaft 9 and top plate 7.
The upper end of support plate 2 is fixed on cope plate 1, and one end of punch-pin 3 is perpendicularly fixed at the lower end of support plate.
Lower die insert 5 is fixed in lower template 10, and a limiting plate 6 is respectively fixed with the front and rear sides of lower die insert 5.
Rotation insert 4 is rotatably dispose on limiting plate 6 by shaft 9.
Top plate 7 passes through spring 8 and 10 elastic connection of lower template.
As shown in Figures 2 and 3, cope plate 1 is connected for lathe upper table surface, installs each component of upper mold thereon.
Punch-pin 3 is cylindrical rod iron, for being molded to blank.
Support plate 2 is installed on cope plate lower surface by screw, circular hole 21 is provided with the lower part of support plate, punch-pin 3 is by tight
Leakproof fit mode is installed in circular hole 21.
Lower template 10 is rectangular steel plates, and lower surface is fixed with lathe following table, is respectively set at lower template upper surface both ends
The positioning convex platform 101 upwardly extended is equipped with, for being positioned to lower die insert.
Fluted 102 are set at the middle part of 10 upper surface of lower template, the bottom of groove is provided with spring mounting hole 103,
The lower end of spring 8 is arranged in spring mounting hole, plays the role of thrust to top plate 7.
The upper end of spring and the lower surface of top plate offset, and roof movement is arranged in groove.
Lower die insert 5 is two, is respectively the first lower die insert 51 and the second lower die insert 52；First lower die insert and
Two lower die inserts are individually fixed in the upper surface of the lower template of groove both sides by spiral pin nail.
First lower die insert is identical with the structure of the second lower die insert, is L-type, and the inner surface of the first lower die insert 51
Formed successively by the first plane 511, the first arcwall face 512 and 513 smooth connection of the second plane from top to bottom.Equally, under second
The inner surface of mould insert is also formed by connecting by the first plane, the first arcwall face and the second plane smooth successively from top to bottom.
In the present embodiment, limiting plate 6 shares four, and side is respectively fixed with by spiral pin nail before and after the first lower die insert
One limiting plate, side is also respectively fixed with a limiting plate by spiral pin nail before and after the second lower die insert.
The bathtub construction that the limiting plate of first lower die insert front and rear sides and the first lower die insert inner surface are formed, with second
The bathtub construction that the limiting plate of lower die insert front and rear sides and the second lower die insert inner surface are formed be collectively forming rotation insert and
The limition orientation of top plate.
A shaft mounting hole is both provided with each limiting plate, for installing shaft.
Rotating insert 4 includes the first rotation rotation insert 42 of insert 41 and second；First rotation insert is inlayed with the second rotation
The structure of block is identical.
The corner of first rotation insert, 41 downside is provided with through hole 411, is being provided with through hole in cornerwise corner
Semicircle shaping groove 412；The semicircle shaping groove of the semicircle shaping groove of first rotation insert and the second rotation insert
When mould is in bottom dead centre, composition cylinder, is consistent with the outer surface of annulus sheet metal component.
It is being arc-shaped with the close corner of through hole, is being engaged with the first arcwall face.
Between first rotation insert is arranged at two limiting plates of the first lower die insert, shaft through shaft mounting hole and
Circular hole in first rotation insert, such first rotation insert can just be rotated around the shaft.
Equally, by second rotation insert be arranged at two limiting plates of the second lower die insert between, shaft through shaft peace
The circular hole in hole and the second rotation insert is filled, such second rotation insert can just be rotated around the shaft.
Top plate is rectangular steel plates, and in the groove of lower template, left and right is positioned by lower template, front and rear by spacing
Plate is positioned.
The course of work：
As shown in Figs. 4-6, when lathe being in top dead-centre, the punch-pin of mould is in top dead-centre with cope plate, and spring is in
Free state, top plate is ejected, and top plate driving rotation insert is rotated around the shaft, when the side wall and lower die insert of rotation insert
Side wall contact when stop operating, blank 11 be placed on rotation insert on, when lathe moves downward, punch-pin is transported downwards with lathe
Dynamic, punch-pin drives blank to move downward, and is acted on first with rotation insert, blank both sides are dug, lathe upper table surface continues
Downlink, punch-pin driving blank moves downward, and with rotating the contacts-side-down inside insert, and then drives rotation insert to turn around the shaft
Dynamic, the top for rotating insert turns to the inside, and the part that blank top is dug is molded inwardly, until reach bottom dead centre, the
The top of one rotation insert is bonded with the top of the second rotation insert, completes the edge rolling content of stamping parts.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
Understanding without departing from the principles and spirit of the present invention can carry out these embodiments a variety of changes, modification, replace
And deformation, the scope of the present invention are extremely equally limited by appended claims.
Claims (6)
1. a kind of bending mould, it is characterised in that including cope plate, support plate, punch-pin, lower template, lower die insert, limiting plate, bullet
Spring, rotation insert, shaft and top plate；
The upper end of the support plate is fixed on the cope plate, and one end of the punch-pin is perpendicularly fixed at the lower end of the support plate；
The lower die insert is fixed in the lower template, is respectively fixed with described in one in the front and rear sides of the lower die insert
Limiting plate；
Rotation insert is rotatably dispose on the limiting plate by the shaft；
The top plate passes through the spring and the lower template elastic connection.
2. bending mould according to claim 1, it is characterised in that the punch-pin for cylinder, the punch-pin with it is described
Rotation insert is engaged.
3. bending mould according to claim 1, it is characterised in that the lower template is rectangular steel plates, in the lower die
Plate upper surface both ends are each provided with the positioning convex platform upwardly extended；
At the middle part of the lower template upper surface, setting is fluted, and the bottom of the groove is provided with spring mounting hole, described
The lower end of spring is arranged in the spring mounting hole；
The upper end of the spring and the lower surface of the top plate offset, and the roof movement is arranged in the groove.
4. bending mould according to claim 3, it is characterised in that the lower die insert is two, under respectively first
Mould insert and the second lower die insert；The first lower die insert and the second lower die insert are individually fixed in the groove both sides
The lower template upper surface.
5. bending mould according to claim 4, it is characterised in that the first lower die insert and second lower die edge
The structure of block is identical, is L-type, and the inner surface of the first lower die insert is from top to bottom successively by the first plane, the first arc
Shape face and the second plane smooth are formed by connecting.
6. bending mould according to claim 1, it is characterised in that the rotation insert includes the first rotation insert and the
Two rotation inserts；The first rotation insert is identical with the structure of the described second rotation insert；
Corner on the downside of the described first rotation insert is provided with through hole, and cornerwise corner is being provided with half with the through hole
Circular shaping groove；
It is being arc-shaped with the close corner of the through hole, is being engaged with the first arcwall face.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810128254.XA CN108031751A (en) | 2018-02-08 | 2018-02-08 | A kind of bending mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810128254.XA CN108031751A (en) | 2018-02-08 | 2018-02-08 | A kind of bending mould |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108031751A true CN108031751A (en) | 2018-05-15 |
Family
ID=62096814
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810128254.XA Pending CN108031751A (en) | 2018-02-08 | 2018-02-08 | A kind of bending mould |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108031751A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108435922A (en) * | 2018-05-28 | 2018-08-24 | 安徽省宁国市东波紧固件有限公司 | A kind of positioning lathe dog molding die |
| CN108580700A (en) * | 2018-07-21 | 2018-09-28 | 杨晓东 | A kind of edge rolling pipe clamp finishing die |
| CN112453145A (en) * | 2020-09-28 | 2021-03-09 | 合肥新沪屏蔽泵有限公司 | One-step forming device for shielding motor plate rolling machine shell barrel |
| CN118143520A (en) * | 2024-05-09 | 2024-06-07 | 山东一立动力科技股份有限公司 | Forming welding device for manufacturing combustion chamber of turbojet engine |
-
2018
- 2018-02-08 CN CN201810128254.XA patent/CN108031751A/en active Pending
Non-Patent Citations (1)
| Title |
|---|
| 陈炎嗣: "《冲压模具实用结构图册》", 31 October 2016, 机械工业出版社 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108435922A (en) * | 2018-05-28 | 2018-08-24 | 安徽省宁国市东波紧固件有限公司 | A kind of positioning lathe dog molding die |
| CN108580700A (en) * | 2018-07-21 | 2018-09-28 | 杨晓东 | A kind of edge rolling pipe clamp finishing die |
| CN112453145A (en) * | 2020-09-28 | 2021-03-09 | 合肥新沪屏蔽泵有限公司 | One-step forming device for shielding motor plate rolling machine shell barrel |
| CN118143520A (en) * | 2024-05-09 | 2024-06-07 | 山东一立动力科技股份有限公司 | Forming welding device for manufacturing combustion chamber of turbojet engine |
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|---|---|---|---|
| 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: 20180515 |
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| RJ01 | Rejection of invention patent application after publication |