CN208945012U - Drawing die - Google Patents
Drawing die Download PDFInfo
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- CN208945012U CN208945012U CN201920165857.7U CN201920165857U CN208945012U CN 208945012 U CN208945012 U CN 208945012U CN 201920165857 U CN201920165857 U CN 201920165857U CN 208945012 U CN208945012 U CN 208945012U
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- 239000000463 material Substances 0.000 claims abstract description 42
- 238000003825 pressing Methods 0.000 claims abstract description 40
- 238000004080 punching Methods 0.000 claims abstract description 17
- 239000007787 solid Substances 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 17
- 230000008569 process Effects 0.000 abstract description 16
- 238000000465 moulding Methods 0.000 abstract description 7
- 239000011230 binding agent Substances 0.000 description 43
- 238000012545 processing Methods 0.000 description 10
- 230000009471 action Effects 0.000 description 8
- 230000009286 beneficial effect Effects 0.000 description 7
- 238000005520 cutting process Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 5
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 4
- 238000003698 laser cutting Methods 0.000 description 3
- 238000005266 casting Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000012938 design process Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000036544 posture Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
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- Mounting, Exchange, And Manufacturing Of Dies (AREA)
Abstract
The utility model relates to molding die technical fields, and in particular to a kind of drawing die, the drawing die can rush location hole to workpiece in clamping process, with solve the problems, such as in the prior art stamping parts due to caused by positioning accuracy is low dimensional uniformity it is poor.Drawing die includes upper die and lower die, upper mold or the fixed body fixed relative to upper mold are equipped with gage punch, gage punch corresponds to the non-product region of stamping parts to be processed, lower die rushes platform equipped with corresponding with gage punch, platform is rushed equipped with avoiding structure corresponding with gage punch, in upper mold or fixed body also up and down guiding be equipped with for by plate compact to be processed in the material pressing body rushed on platform, material pressing body is equipped with evacuation corresponding with gage punch channel, pressure spring is top-loaded between upper mold or fixed body and material pressing body, pressure spring before gage punch punching for driving material pressing body that plate compact to be processed is being rushed platform.
Description
Technical field
The utility model relates to molding die technical fields, and in particular to a kind of drawing die.
Background technique
With manufacturing development, it is maximally efficient as enterprise competitiveness is improved to improve product quality and reduction manufacturing cost
Two approach.In the Design and manufacturing process of stamping die, simplifying process is to reduce the maximally efficient method of manufacturing cost.It is right
For bus industry, ramming parts batch is small, and the period is short, and general only production molding class mold does not make deburring class mold,
Three-dimensional laser is relied primarily on to cut to the stamping parts that punching press is completed.
In the prior art, when being positioned to the stamping parts after drawing and forming, due to laser cutting mould and punching
Casting die positioning is unstable, and stamping parts boundary has that cut state is inconsistent, by swashing in the stamping parts of same lots processed
The outer dimension consistency that light is cut is poor.
Utility model content
The purpose of this utility model is to provide a kind of drawing die, which can be in clamping process to workpiece
Rush location hole, with solve the problems, such as in the prior art stamping parts due to caused by positioning accuracy is low dimensional uniformity it is poor.
To achieve the above object, the drawing die in the utility model adopts the following technical scheme that
Drawing die, including upper die and lower die, the upper mold or the fixed body fixed relative to upper mold are equipped with location hole
Formed punch, gage punch correspond to the non-product region of stamping parts to be processed, and the lower die is equipped with and the gage punch pair
That answers rushes platform, rushes platform and is equipped with avoiding structure corresponding with gage punch, is also oriented to up and down in the upper mold or fixed body
It is equipped with for by plate compact to be processed, in the material pressing body rushed on platform, the material pressing body to be equipped with and the gage punch
Corresponding evacuation channel, is top-loaded with pressure spring between upper mold or fixed body and material pressing body, pressure spring is used to rush in the gage punch
The material pressing body is driven to rush plate compact to be processed on platform described before hole.
The beneficial effect is that: it is provided with successive and web contact to be processed material pressing body in upper mold or fixed body and determines
Position Kong Chongtou realizes that binder block first compresses plate to be processed during mould assembling action of upper mold, and gage punch is subsequent
It is punched out on plate to be processed.For drawing die, during drawing and forming, there are the flowing of some plates is smaller
Region, gage punch setting is flowed in lesser non-product region in plate, reduces drawing and forming to location hole ruler
Influence on very little further ensure that the precision of location hole, and binder block guarantees that plate to be processed will not be with punching direction
Flowing reduces drawing and forming to the influence of positioning pore area, these can guarantee the precision for the location hole that processing obtains,
In whole process, by the primary mould assembling action of upper mold, punching and drawing and forming processing can be successively completed, it is high-efficient,
And location hole can guarantee the precision of positioning accuracy and processing gained size as the location structure in following process, same
It is positioned in a batch of stamping parts by location hole, it is reliable and stable, it can guarantee the consistency of stamping parts size to be processed.
Further, the upper mold is fixedly installed the fixed body, is provided with reality between fixed body and the material pressing body
The guide post of both existing guiding cooperation, guide post are equipped with the position limiting structure of limitation fixed body and material pressing body maximum spacing.
The beneficial effect is that: fixed body is provided in upper mold, gage punch is connect with fixed body, convenient for positioning
Hole formed punch is installed, is replaced.
Further, fluted, the both ends part of the pressure spring is set on the opposite side of the fixed body and material pressing body
Cooperation is not supported with the slot bottom of two grooves to realize that pressure spring is shored between fixed body and material pressing body.
The beneficial effect is that: cooperation is supported with the slot bottom of groove respectively in the both ends of pressure spring, can be in guide post and limit
Precommpression is realized under the action of structure, structure is simple, is easy to implement.
Further, the downside of the upper mold is provided with the mounting groove for accommodating fixed body and material pressing body, mounting groove
Groove depth be not less than the sum of fixed body and the thickness of material pressing body.
The beneficial effect is that: it is provided with mounting groove in upper mold, fixed body and material pressing body can be accommodated, in upper mold under
When mould molds completely, fixed body and material pressing body are entered in mounting groove, avoid interfering molding because fixed body is arranged in upper mold
Movement ensure that the processing quality of plate to be processed in drawing and forming process.
Further, the gage punch is provided with two or more.
The beneficial effect is that: gage punch is provided with two or more, and two location holes can cooperate to punching to be processed
Casting die is positioned, and can be further ensured that positioning accuracy.
Further, the platform that rushes is made of the part type face of lower die.
The beneficial effect is that: it rushes platform and is directly made of the part type face of lower die, reduce the use of other components, make
Structure is simpler.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of drawing die in the utility model；
Fig. 2 is the part-structure sectional view of drawing die in the utility model；
Fig. 3 is the fit structure schematic diagram of formed punch fixing seat and binder block in the utility model；
Fig. 4 is the structural schematic diagram of formed punch fixing seat in the utility model；
Fig. 5 is the structural schematic diagram of binder block in the utility model；
Fig. 6 is the structural schematic diagram of the upper mold of drawing die in the utility model；
Fig. 7 is the structural schematic diagram of the lower die of drawing die in the utility model；
Fig. 8 is the local structure view of lower die in drawing die in the utility model.
In figure: 10- upper mold；11- mounting groove；20- lower die；21- rushes platform；22- blanking channel；30- blank holder；41- positioning
Hole formed punch；42- binder block；43- pedestal；44- formed punch fixes seat board；45- stop screw；46- spring pocket；47- groove；48-
Block flange；49- bar portion；50- cutting region；60- fastening bolt；The perforation of 61- fastener；62- avoids channel.
Specific embodiment
The specific embodiment of the drawing die in the utility model is illustrated now in conjunction with attached drawing.
It as shown in Figures 1 and 2, is the preferred embodiment of drawing die in the utility model, drawing die includes upper mold 10
It further include blank holder 30 with lower die 20.The downside of upper mold 10 is provided with the fixed body fixed with upper mold 10, is arranged on fixed body
There is gage punch 41, location hole can be rushed to plate to be processed in clamping process, location hole, which is eventually located at, is completed punching
In the non-product region of the plate of drawing and forming processing, which is the punching press to be processed that carry out next step cutting processing
Part.Be provided in lower die 20 it is corresponding with gage punch 41 rush platform 21, can with gage punch 41 cooperate complete punching
Operation rushes and avoiding structure corresponding with gage punch is arranged on platform 21, gage punch 41 can be made to pass through, waste material is allowed to fall
Under.In the present embodiment, using the formed punch fixing seat of block structure as fixed body, also by guide post along upper on fixed body
Lower section is equipped with material pressing body to guiding, material pressing body rushing on platform 21 in lower die 20 by plate compact to be processed in clamping process,
The evacuation channel passed through for gage punch is provided on material pressing body, in the present embodiment, using the binder block of block structure
42 form material pressing body, are also top-loaded between binder block 42 and formed punch fixing seat pressure spring, and pressure spring is used in gage punch 41
Drive binder block by plate compact to be processed on rushing platform 21 before punching.
Specifically, it shown in as shown in Figure 2, Figure 3 and Figure 4, is provided on the die joint of upper mold 10 backwards to the recess of lower die 20
Mounting groove 11, mounting groove 11 is interior to be connected with formed punch fixing seat by fastening bolt 60, and formed punch fixing seat includes two parts, is respectively
The fixed seat board 44 of the formed punch being engaged with the slot bottom of mounting groove 11 and as the pedestal 43 of main part, on pedestal 43
It is provided with fastener perforation 61, penetrating fastener perforation 61 from bottom to top by fastening bolt 60 can be by the fixed seat board of formed punch
44 and pedestal 43 be mounted in upper mold 10.Gage punch 41,41 one end of gage punch and punching are additionally provided on pedestal 43
Head fixing seat connection, the other end are stretched out out of mounting groove 11, the die joint of upper mold 10 are protruded, in the parting of upper mold 10 and lower die 20
When face contact, gage punch 41 can be punched out plate to be processed before not carrying out drawing and forming, as shown in Figure 2,
When upper mold 10 and lower die 20 mold completely, formed punch fixing seat and binder block 42 can be avoided completely into arriving in mounting groove 11
Formed punch fixing seat and binder block 42 interfere mould assembling action, and the groove depth of mounting groove 11 is not less than formed punch fixing seat and binder block 42
The sum of thickness.
As shown in figure 3, being provided with the guide post for realizing the two guiding cooperation between formed punch fixing seat and binder block, set on guide post
The position limiting structure of restricted formed punch fixing seat and binder block maximum spacing, as shown in figure 5, being provided on binder block 42 for location hole
Formed punch 41 penetrates the evacuation channel 62 being pierced by, accordingly, as shown in Fig. 2, being provided in lower die 20 logical with evacuation on binder block 42
Road 62 corresponding blanking channel 22,22 opening of blanking channel of lower die 20 is additionally provided with to be used cooperatively with gage punch 41
Die case, the type face cooperated in lower die 20 with binder block 42, which forms, rushes platform 21, and blanking channel 22 has also been correspondingly formed and has been located at
Rush the avoiding structure on platform 21.
As shown in Figures 4 and 5, stop screw 45 is connected between binder block 42 and formed punch fixing seat, stop screw 45 is remote
Block flange 48 is provided on end from 42 one end of binder block, the bar portion 49 of stop screw 45 forms guide post, stop screw
Block flange 48 on 45 forms the position limiting structure of maximum spacing between limitation binder block 42 and formed punch fixing seat.Accordingly,
The perforation with the mobile cooperation of the bar portion 49 of stop screw 45, the hole far from 42 one end of binder block of perforating are provided in formed punch fixing seat
Edge can cooperate with 48 block of block flange on stop screw 45.
Pressure spring is additionally provided between binder block 42 and formed punch fixing seat, pressure spring is being not shown in the figure.In formed punch fixing seat
It is arranged fluted, is also equipped on binder block 42 with the contact position of pressure spring and plays the role of anti-bias groove 47, pressure spring to pressure spring
Both ends supported respectively with the groove slot bottom in formed punch fixing seat and binder block 42, pressing formed punch fixing seat and binder block 42
Have the movement tendency mutually deviated under the action of spring, and under the limitation of stop screw 45, formed punch fixing seat and binder block 42 it
Between maximum distance be it is fixed, stop screw 45 produces one to formed punch fixing seat and binder block 42 and becomes what the two furthered
Gesture realizes pressure spring by stop screw 45 and shores between formed punch fixing seat and binder block 42, pressure spring is in precompressed
State, binder block 42, which generates a pressure, makes binder block 42 by plate compact to be processed in lower die 20.As shown in Fig. 2, when upper
When mould 10 and lower die 20 mold completely, pressure spring is able to enter in the space surrounded by two grooves, so as to make binder block 42
Upper end and the lower end of formed punch fixing seat be adjacent to.In order to further prevent pressure spring beat, spring is additionally provided between two grooves
Set 46, pressure spring are arranged in spring pocket 46, and the inner wall of spring pocket 46 can play guiding role to pressure spring.It is acted in binder block 42
In the process, stop screw 45 can also be acted with binder block 42, to be additionally provided with evacuation stop screw 45 in upper mold 10
The avoid holes of movement.
Because the gage punch 41 in the present embodiment is carried out before plate to be processed does not carry out drawing and forming processing
Punching, therefore in order to reduce influence of the drawing process to location hole, upper mold 10 is arranged in the position of gage punch 41
In non-product region, i.e., in process not under mould action, directly generate along molding direction move, plate stream to be processed
Expect lesser region.As shown in fig. 6, being the bottom view of upper mold 10, the mounting groove 11 being arranged in the type chamber of upper mold 10 is located at
The both ends of 10 length direction of upper mold, the dotted portion in figure indicate that plate to be processed will finally carry out laser after drawing and forming and cut
The region cut, position and the cutting region 50 of mounting groove 11 have lap to be because binder block 42 will be to the to be added of this part
Work plate is compressed.Gage punch 41 in the position in mounting groove 11 is located at other than lap.As shown in fig. 7, being
The top view of lower die 20, binder block 42 and formed punch fixed seating are in the both ends of 20 length direction of lower die, and binder block 42 and cutting
There is lap in region 50.As shown in Figure 8, it can be seen that, gage punch 41 is located at the outside of cutting region 50, location hole punching
Position where first 41 is exactly non-product region.
When using the drawing die in the utility model to be processed, plate to be processed is first placed on lower die 20
On, mould assembling action is then carried out, upper mold 10 is moved towards lower die 20, and two binder blocks 42 in 10 type chamber of upper mold first touch
Plate surface to be processed, binder block 42 cannot continue traveling downwardly at this time, and upper mold 10 in the process and drives location hole still in downlink
Formed punch 41 is mobile towards plate to be processed.During 10 downlink of upper mold, pressure spring is constantly compressed, and generates one to binder block 42
A active force for making binder block 42 press to lower die 20, binder block 42 in lower die 20, guarantee plate compact to be processed to be processed
Plate will not be with punching direction stream material in subsequent punching process.Binder block 42 is after compressing plate to be processed, upper mold
10 continue traveling downwardly, and gage punch 41 is punched on plate to be processed with the cooperation of the die case of lower die 20 on corresponding position and sets
The through-hole of setting shape, waste material are flowed out from the blanking channel of lower die 20.After completing puncture motion, upper mold 10 and blank holder 30 are together
It moves downward, blank holder 30 integrally compresses plate to be processed, and upper mold 10 and the molding of lower die 20 form, and completes plate to be processed
Drawing and forming processing, makes plate to be processed form the stamping parts to be processed being cut by laser.
In whole process, by the primary mould assembling action of upper mold 10, punching and drawing and forming can be successively completed
Processing, plate to be processed after processing is completed become stamping parts, stamping parts then need with cutting region 50 as shown in Figure 7 into
Row laser cutting, and location hole can guarantee positioning accuracy and cutting as the location structure during laser cutting process
The precision of size afterwards is positioned in a batch of stamping parts by location hole, reliable and stable, efficiently solves boundary
Inconsistent problem is cut, ensure that the consistency of size.
In other embodiments, gage punch can be directly set in upper mold, and no longer using solid in upper mold setting
Determine body, the scheme of gage punch is set on fixed body, it is corresponding, if gage punch is set up directly in upper mold, that
Material pressing body is also directly equipped with upper mold guiding.
In other embodiments, pressure spring can be connect with one end with upper mold or fixed body, and the other end is in upper mold motion process
Support cooperation with material pressing body drives material pressing body by plate compact to be processed on rushing platform to compress by pressure spring itself；Or pressure
Spring one end is connect with material pressing body, and the other end and upper mold or fixed body support cooperation.
In other embodiments, realize that the structure that cooperation is oriented between fixed body and material pressing body may be replaced by other shapes
Formula, such as guide frame is set between upper mold and material pressing body, because fixed body is relatively fixed with upper mold, pressure is realized indirectly
Material and fixed body guiding cooperate.
In other embodiments, can be there are no more groove on as the formed punch fixing seat on fixed body, pressure spring is straight
It connects on the type face that formed punch fixing seat is set；Or only in one of them of formed punch fixing seat and binder block as material pressing body
It is arranged fluted；Or groove is all no longer set in formed punch fixing seat and binder block.
In other embodiments, even if being provided with fixed body in upper mold, upper mold can also there are no more mounting grooves, at this time
In order to avoid the interference to molding movement, be provided with the type chamber of indent in the corresponding non-product region of upper mold, fixation postures in
Type is intracavitary.
In other embodiments, evacuation channel corresponding with gage punch can also use other structures on material pressing body,
Such as two blocks are set by material pressing body, this two block is connect with same fixed body simultaneously, and the interval between two blocks is formed
Avoid channel.
In other embodiments, rushing platform can be formed by the independent component being arranged in lower die.
Above-described specific embodiment, purpose of utility model, technical scheme and beneficial effects to the utility model
It has been further described, it should be understood that the foregoing is merely specific embodiment of the present utility model, and
Be not used in the restriction protection scope of the utility model, it is all within the spirit and principles of the present invention, done any repair
Change, equivalent replacement, improvement etc., should be included within the scope of protection of this utility model.
Claims (6)
1. drawing die, including upper die and lower die, it is characterised in that: set on the upper mold or the fixed body fixed relative to upper mold
There is gage punch, gage punch corresponds to the non-product region of stamping parts to be processed, and the lower die is equipped with and the positioning
Hole formed punch is corresponding to rush platform, rushes platform and is equipped with avoiding structure corresponding with gage punch, goes back in the upper mold or fixed body
Up and down guiding be equipped with for by plate compact to be processed in the material pressing body rushed on platform, the material pressing body be equipped with it is described fixed
The corresponding evacuation channel of position hole formed punch, is top-loaded with pressure spring, pressure spring is used in the positioning between upper mold or fixed body and material pressing body
The material pressing body is driven to rush plate compact to be processed on platform described before the formed punch punching of hole.
2. drawing die according to claim 1, it is characterised in that: the upper mold is fixedly installed the fixed body, Gu
Determine to be provided with the guide post for realizing the two guiding cooperation between body and the material pressing body, guide post is equipped with limitation fixed body and material pressing body
The position limiting structure of maximum spacing.
3. drawing die according to claim 2, it is characterised in that: set on the opposite side of the fixed body and material pressing body
It is equipped with groove, cooperation is supported with the slot bottom of two grooves respectively to realize that pressure spring is shored in fixed body and pressure in the both ends of the pressure spring
Between Material.
4. drawing die according to claim 3, it is characterised in that: the downside of the upper mold is provided with solid for accommodating
Determine the mounting groove of body and material pressing body, the groove depth of mounting groove is not less than the sum of fixed body and the thickness of material pressing body.
5. drawing die according to claim 1-4, it is characterised in that: there are two the gage punch settings
More than.
6. drawing die according to claim 1-4, it is characterised in that: the platform that rushes is by the part type face of lower die
It constitutes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920165857.7U CN208945012U (en) | 2019-01-30 | 2019-01-30 | Drawing die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920165857.7U CN208945012U (en) | 2019-01-30 | 2019-01-30 | Drawing die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208945012U true CN208945012U (en) | 2019-06-07 |
Family
ID=66745906
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920165857.7U Active CN208945012U (en) | 2019-01-30 | 2019-01-30 | Drawing die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208945012U (en) |
-
2019
- 2019-01-30 CN CN201920165857.7U patent/CN208945012U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 450000 Factory No. 4, 366, Northwest corner of the junction of 25th Street and Qihang Road, Zhengzhou Economic and Technological Development Zone, Henan Province Patentee after: Zhengzhou Yucheng mould Co.,Ltd. Address before: 450000 Factory No. 4, 366, Northwest corner of the junction of 25th Street and Qihang Road, Zhengzhou Economic and Technological Development Zone, Henan Province Patentee before: ZHENGZHOU YUTONG MOULD Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |