CN206925222U - Service plate lid stretch die - Google Patents
Service plate lid stretch die Download PDFInfo
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- CN206925222U CN206925222U CN201720770596.2U CN201720770596U CN206925222U CN 206925222 U CN206925222 U CN 206925222U CN 201720770596 U CN201720770596 U CN 201720770596U CN 206925222 U CN206925222 U CN 206925222U
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Abstract
The utility model discloses a kind of service plate lid stretch die, including：Cavity plate, punch-pin, the matrix cavity of cavity plate upper and lower side is provided through on cavity plate, smoothly transitted connection with the arc surface of evagination between the madial wall of matrix cavity and the bottom surface of cavity plate, concavo-convex alternate first annular flanging muscle is provided with the peripheral cavity plate bottom surface of matrix cavity, stripper plate is provided with matrix cavity, downwardly projecting step cutting pattern successively is provided with from outside to inside on the bottom surface of stripper plate；The punch-pin includes：Core and core seat, smoothly transitted connection with the arc surface of indent between core and core seat, it is provided with the top surface of core from outside to inside successively to the circular groove of lower recess, blank holder is housed in the outer sheath of punch-pin, at the top of blank holder, standing groove is set, it is provided with concavo-convex the second alternate annular flanging muscle on standing groove, the second annular flanging muscle can be with first annular flanging muscle to being adapted to.The utility model has the advantages that：Production cost is reduced, improves operating efficiency.
Description
Technical field
It the utility model is related to a kind of mould for being used to make service plate lid.
Background technology
Service plate lid is a kind of conventional tableware, due to the snap-in force between the blank holder and cavity plate on the drawing die of routine
Degree is inadequate, securely cannot fix sheet metal, if sheet metal stretch disposably is formed into service plate lid, is stretching
During sheet metal will produce displacement, finally make it is stretched come product occur fold, fracture the problems such as, in order to prevent out
Existing above mentioned problem, at present most enterprises when manufacture service plate lid, it is necessary to using three sets stretching dies progress stretch three times could incite somebody to action
Sheet metal is gradually drawn into service plate lid.Drawing process is as follows：First time stretching process is carried out with first set stretching die first, from
And it is drawn into sheet metal for the first semi-finished product with preliminary configuration, then the first semi-finished product are placed on the second stretching die
It is upper progress second of stretching process, by the first semi-finished product be drawn into the semi-finished product of finished form identical second, finally by second
Semi-finished product are placed on the 3rd set of stretching die to being stretched at the top of the second semi-finished product, and energy is formed at the top of the second semi-finished product
Enough strengthen the step cutting pattern of service plate tops intensity, thus obtain complete service plate lid.Above-mentioned drawing process needs three cover dies
Tool could complete the drawing process of whole service plate lid, not only increase production cost, and also reduce production efficiency.
Utility model content
The purpose of this utility model is to provide a kind of service plate lid that can be reduced production cost, improve production efficiency and is drawn into
Pattern.
To achieve the above object, technical scheme is used by the utility model：Service plate lid stretch die, including：It is recessed
Mould, punch-pin, the matrix cavity of cavity plate upper and lower side is provided through in cavity plate, between the madial wall of matrix cavity and the bottom surface of cavity plate with
The arc surface of evagination is smoothly transitted connection, and the first of concavo-convex alternate annular is provided with the cavity plate bottom surface of matrix cavity periphery
Annular flanging muscle, is provided with the stripper plate that can be moved up and down in matrix cavity in matrix cavity, is set on the bottom surface of stripper plate
It is equipped with least two downwardly projecting step cutting patterns successively from outside to inside；The punch-pin includes：It can be adapted with matrix cavity
Core and the cylindrical core die holder being connected with core, the external diameter of the core seat are more than the external diameter of core, core and core seat it
Between smoothly transitted connection with the arc surface of indent, be provided with the top surface of core it is corresponding with step cutting pattern from outside to inside according to
The secondary circular groove to lower recess, each circular groove can step cutting pattern corresponding with stripper plate align one by one respectively adaptation,
The blank holder that can be moved up and down along the lateral wall of punch-pin, the internal diameter and core of the blank holder are housed in the outer sheath of punch-pin
The external diameter of seat is adapted, and the standing groove that can place sheet metal is provided with the top surface of blank holder, close in standing groove
The second of the annular that bumps are alternate, can be mutually twisted with first annular flanging muscle is provided with the external margin of standing groove
Annular flanging muscle, when being bonded to each other at the top of the bottom of cavity plate and blank holder, first annular flanging muscle can be with the second annular
Flanging muscle is mutually twisted, and so as to which the thin plate being placed in standing groove be engaged, is finally fixed the thin plate on blank holder fixed
Position.
Further, foregoing service plate lid stretch die, wherein, the first annular flanging muscle and the second annular flanging
The cross sectional shape of muscle is wavy shape.
Further, foregoing service plate lid stretch die, wherein, the cavity plate is cylindrical shape, in the outside of cavity plate
The first link slot that can be fixedly connected with the pressing plate on driving-aid mechanism is circumferentially provided with wall.
Further, foregoing service plate lid stretch die, wherein, it is provided with what can be connected with drift on stripper plate
Screwed hole.
Further, foregoing service plate lid stretch die, wherein, the bottom of punch-pin is provided with punch-pin cushion block, punch-pin
The external diameter of cushion block is less than the external diameter of core seat, and the screwed hole that can be connected with press platform is provided with punch-pin cushion block.
Further, foregoing service plate lid stretch die, wherein, it is provided with punch-pin and runs through core and core up and down
The steam vent of seat.
The utility model has the advantages that：1）It is respectively arranged with female bottom and blank holder concavo-convex alternate first annular
Flanging muscle and the second annular flanging muscle, this structure can strengthen first annular flanging muscle and the second annular flanging muscle to metal foil
The occlusion dynamics of plate, so, sheet metal is disposably stretched to form service plate lid during sheet metal position will not occur
Move so that the quality of the service plate lid of one-off drawing shaping can be guaranteed；2）At least two are provided with the bottom surface of stripper plate
It is individual from outside to inside successively downwardly projecting step cutting pattern, be provided with the top surface of core it is corresponding with step cutting pattern from outside to
, just can be to service plate lid using stripper plate so during stretched service plate lid inside successively to the circular groove of lower recess
Top carries out processing and forming, so as to form the step cutting pattern that can strengthen service plate tops intensity at the top of service plate lid.So,
Only need one set of die that sheet metal stretch can just be formed to required service plate lid, not only reduce production cost, but also
Improve operating efficiency.
Brief description of the drawings
Fig. 1 is the structural representation of service plate lid stretch die described in the utility model.
Embodiment
Below in conjunction with the accompanying drawings and preferred embodiment is described further to technical scheme described in the utility model.
As shown in figure 1, service plate lid stretch die described in the utility model, including：Cavity plate 1, punch-pin 2, the cavity plate 1
For cylindrical shape, can be fixedly connected with the pressing plate on driving-aid mechanism is circumferentially provided with the lateral wall of cavity plate 1
One link slot 11, the matrix cavity 12 of the upper and lower side of cavity plate 1, madial wall and the cavity plate 1 of matrix cavity 12 are provided through in cavity plate 1
Smoothly transitted connection with the arc surface 14 of evagination between bottom surface, bumps are provided with the bottom surface of the cavity plate 1 of the periphery of matrix cavity 12
The first annular flanging muscle 13 of alternate annular, the cross sectional shape of first annular flanging muscle 13 is wavy shape, in cavity plate
The stripper plate 3 that can be moved up and down in matrix cavity 12 is provided with chamber 12, three are provided with the bottom surface of stripper plate 3 from outer
To interior downwardly projecting step cutting pattern 31 successively, the screwed hole 32 that can be connected with drift is provided with stripper plate 3；It is described convex
Mould 2 includes：The core 21 that can be adapted with matrix cavity 12 and the cylindrical core die holder 22 being connected with core 21, the core
The external diameter of seat 22 is more than the external diameter of core 21, is smoothly transitted connection with the arc surface 23 of indent between core 21 and core seat 22,
The steam vent 24 up and down through core 21 and core seat 22 is provided with punch-pin 2, is provided with the top surface of core 21 and circle
Shape step 31 it is corresponding from outside to inside successively to the circular groove 25 of lower recess, each circular groove 25 can with stripper plate 3
Alignment is adapted to corresponding step cutting pattern 31 one by one respectively.Punch-pin cushion block 4, the external diameter of punch-pin cushion block 4 are provided with the bottom of punch-pin 2
Less than the external diameter of core seat 22, the screwed hole 41 that can be connected with press platform is provided with punch-pin cushion block 4.In punch-pin 2
Outer sheath is equipped with the blank holder 5 that can be moved up and down along the lateral wall of punch-pin 2, internal diameter and the core seat 22 of the blank holder 5
External diameter be adapted, the standing groove 51 that can place sheet metal is provided with the top of blank holder 5, it is close in standing groove 51
The annular that bumps are alternate, can be mutually twisted with first annular flanging muscle 13 is provided with the external margin of standing groove 51
Second annular flanging muscle 52, the cross sectional shape of the second annular flanging muscle 52 are wavy shape, bottom and blank holder when cavity plate 1
When 5 top is bonded to each other, first annular flanging muscle 13 can be mutually twisted with the second annular flanging muscle 52, so as to be placed on
Thin plate in standing groove 21 is engaged, and finally makes the thin plate on blank holder 5 by stationary positioned.
In real work, it is pressed in the pressing plate on press driving-aid mechanism in the first link slot 11 on cavity plate 1, uses bolt
Stripper plate 3 is connected with press drift, punch-pin cushion block 4 is fixed on press platform with bolt, so that punch-pin 2 is fixed on pressure
On machine platform, blank holder 5 is enclosed on punch-pin 2, is then connected blank holder 5 with oil cylinder for presses with connecting rod.It will need to stretch
Sheet metal be placed in the standing groove 51 on blank holder 5, press driving-aid mechanism drive cavity plate 1 move downward, support cavity plate 1
On sheet metal on blank holder 5, now, the first annular flanging muscle 13 on cavity plate 1 and the second loop wire pressure on blank holder 5
Side muscle 52 starts to be mutually twisted extruding, and the marginal portion of sheet metal forms waveform in the presence of extruding force, finally
It is mutually twisted by first annular 13 and second annular flanging muscle 52 of flanging muscle, so, sheet metal is just fixed positioned on and put
Put in groove 51.Cavity plate 1, which continues to move downward, pushes blank holder 5, and blank holder 5 moves downward along core seat 22, recessed on cavity plate 1
Die cavity 13 interacts with the core 21 on punch-pin 2, until by sheet metal stretch into service plate cap-shaped shape.When cavity plate 1 and flanging
After circle 5 moves down into setting position, cavity plate 1 and blank holder 5 remain stationary as, and stripper plate 3 moves downward under the drive of press drift,
Step cutting pattern 31 on stripper plate 3 interacts with the circular groove 25 on core 21 so that being formed in service plate tops can
Strengthen the step cutting pattern of service plate tops intensity.After the completion of above-mentioned action, press driving-aid mechanism and press drift band simultaneously respectively
Dynamic cavity plate 1 moves away from the service plate lid that shaping is completed with stripper plate 3 upwards, and oil cylinder for presses acts on upwards, by blank holder 5 along core
Die holder 22 moves upwards, punch-pin 2 is ejected upwards so as to be molded the service plate lid completed, so as to facilitate staff to take service plate lid
Under.
The utility model has the advantages that：1）It is respectively arranged with female bottom and blank holder concavo-convex alternate first annular
Flanging muscle and the second annular flanging muscle, this structure can strengthen first annular flanging muscle and the second annular flanging muscle to metal foil
The occlusion dynamics of plate, so, sheet metal is disposably stretched to form service plate lid during sheet metal position will not occur
Move so that the quality of the service plate lid of one-off drawing shaping can be guaranteed；2）At least two are provided with the bottom surface of stripper plate
It is individual from outside to inside successively downwardly projecting step cutting pattern, be provided with the top surface of core it is corresponding with step cutting pattern from outside to
, just can be to service plate lid using stripper plate so during stretched service plate lid inside successively to the circular groove of lower recess
Top carries out processing and forming, so as to form the step cutting pattern that can strengthen service plate tops intensity at the top of service plate lid.So,
Only need one set of die that sheet metal stretch can just be formed to required service plate lid, not only reduce production cost, but also
Improve operating efficiency.
Claims (6)
1. service plate lid stretch die, including：Cavity plate, punch-pin, it is characterised in that：Cavity plate upper and lower side is provided through in cavity plate
Matrix cavity, smoothly transitted connection with the arc surface of evagination between the madial wall of matrix cavity and the bottom surface of cavity plate, outside matrix cavity
The first annular flanging muscle of concavo-convex alternate annular is provided with the cavity plate bottom surface enclosed, being provided with matrix cavity can be recessed
The stripper plate moved up and down in die cavity, at least two downwardly projecting circles successively from outside to inside are provided with the bottom surface of stripper plate
Shape step；The punch-pin includes：The core that can be adapted with matrix cavity and the cylindrical core die holder being connected with core, it is described
The external diameter of core seat is more than the external diameter of core, is smoothly transitted connection with the arc surface of indent between core and core seat, in core
Top surface on be provided with corresponding with step cutting pattern from outside to inside successively to the circular groove of lower recess, each circular groove can
Step cutting pattern corresponding with stripper plate aligns adaptation one by one respectively, in the outer sheath of punch-pin equipped with can be along the outside of punch-pin
The blank holder that wall moves up and down, the internal diameter of the blank holder are adapted with the external diameter of core seat, set on the top surface of blank holder
The standing groove of sheet metal can be placed by having, be provided with standing groove at the external margin of standing groove it is concavo-convex it is alternate,
Second annular flanging muscle of the annular that can be mutually twisted with first annular flanging muscle, when the bottom of cavity plate and the top of blank holder
When portion is bonded to each other, first annular flanging muscle can be mutually twisted with the second annular flanging muscle, so as to be placed in standing groove
Thin plate be engaged, finally make the thin plate on blank holder by stationary positioned.
2. service plate lid stretch die according to claim 1, it is characterised in that：The first annular flanging muscle and second
The cross sectional shape of annular flanging muscle is wavy shape.
3. service plate lid stretch die according to claim 1, it is characterised in that：The cavity plate is cylindrical shape, recessed
The first link slot that can be fixedly connected with the pressing plate on driving-aid mechanism is circumferentially provided with the lateral wall of mould.
4. service plate lid stretch die according to claim 1, it is characterised in that：Being provided with stripper plate can be with punching
The screwed hole of head connection.
5. service plate lid stretch die according to claim 1, it is characterised in that：The bottom of punch-pin is provided with punch-pin pad
Block, the external diameter of punch-pin cushion block are less than the external diameter of core seat, the screw thread that can be connected with press platform are provided with punch-pin cushion block
Hole.
6. service plate lid stretch die according to claim 1, it is characterised in that：It is provided with punch-pin and runs through core up and down
The steam vent of mould and core seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720770596.2U CN206925222U (en) | 2017-06-29 | 2017-06-29 | Service plate lid stretch die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720770596.2U CN206925222U (en) | 2017-06-29 | 2017-06-29 | Service plate lid stretch die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206925222U true CN206925222U (en) | 2018-01-26 |
Family
ID=61353525
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720770596.2U Active CN206925222U (en) | 2017-06-29 | 2017-06-29 | Service plate lid stretch die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206925222U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107138619A (en) * | 2017-06-29 | 2017-09-08 | 张家港幸运金属工艺品有限公司 | Service plate lid stretch die |
| CN110052552A (en) * | 2019-04-22 | 2019-07-26 | 张家港幸运金属工艺品有限公司 | The stretching of stainless steel taper ice cup and bulging process |
-
2017
- 2017-06-29 CN CN201720770596.2U patent/CN206925222U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107138619A (en) * | 2017-06-29 | 2017-09-08 | 张家港幸运金属工艺品有限公司 | Service plate lid stretch die |
| CN110052552A (en) * | 2019-04-22 | 2019-07-26 | 张家港幸运金属工艺品有限公司 | The stretching of stainless steel taper ice cup and bulging process |
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| GR01 | Patent grant |