CN208867342U - A kind of sealing ring stamping die - Google Patents
A kind of sealing ring stamping die Download PDFInfo
- Publication number
- CN208867342U CN208867342U CN201821677464.6U CN201821677464U CN208867342U CN 208867342 U CN208867342 U CN 208867342U CN 201821677464 U CN201821677464 U CN 201821677464U CN 208867342 U CN208867342 U CN 208867342U
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- die holder
- sealing ring
- hole
- lower template
- lower die
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- 238000007789 sealing Methods 0.000 title claims abstract description 76
- 238000000465 moulding Methods 0.000 claims abstract description 44
- 239000002699 waste material Substances 0.000 claims abstract description 31
- 238000013016 damping Methods 0.000 claims description 11
- 239000011799 hole material Substances 0.000 abstract description 58
- 238000004080 punching Methods 0.000 abstract description 49
- 238000004519 manufacturing process Methods 0.000 abstract description 18
- 230000000694 effects Effects 0.000 abstract description 8
- 238000000926 separation method Methods 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 230000003139 buffering effect Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000001976 improved effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000003566 sealing material Substances 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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- Presses And Accessory Devices Thereof (AREA)
Abstract
The utility model discloses a kind of sealing ring stamping dies, it is related to sealing ring production technical field, its key points of the technical solution are that: including upper die holder and lower die holder, cope plate is installed below the upper die holder, lower template is installed above the lower die holder, formed punch is provided on the cope plate, the lower template is provided with through-hole at position corresponding with formed punch, molding seat is installed in the through-hole, be formed as forming tank between the top and through-hole of the molding seat, the molding seat is internally provided with material-dropping hole, the material-dropping hole runs through molding seat, and waste material discharge hole is provided on the lower die holder, it is provided on the formed punch for waste material to be headed into the ejector beam in material-dropping hole.When punching press, the waste material on sealing ring inner ring is pushed away using ejector beam and is fallen, and sent out by material-dropping hole and waste material discharge hole, directly sealing ring is taken out after punching press, convenient for obtaining sealing ring, the time of separation sealing ring and waste material is saved, has the effect of improving production efficiency.
Description
Technical field
The utility model relates to sealing ring production technical fields, and more specifically it is related to a kind of sealing ring stamping die.
Background technique
Sealing ring is a kind of sealing element common in component of machine, and raw material are usually in the long band of rubber of long ribbon shape,
During production and processing, generally processed using mould punching.Existing mold is generally divided into upper die holder and lower die holder, in upper mold
Seat lower section is provided with cope plate, is provided with lower template above lower die holder, is provided on surface of the lower template close to cope plate recessed
Slot, cope plate are provided with formed punch corresponding with groove on the surface of lower template, processing when, by mold be fixed on punching machine or
It is close to lower template using punching machine driving cope plate in manual stamping equipment, and made by the shearing force between formed punch and groove close
Closure material deforms, and mutually movement cuts sealing material and forms sealing ring.But after sealing ring punching press, sealing ring and waste material meeting
Stay in groove together, so as to cause needing together with sealing ring to take out waste material out of groove, and by waste material and sealing ring into
Row separation, could obtain sealing ring, be more troublesome, cause production efficiency poor.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of sealing ring stamping die, energy
It is enough to be convenient for obtaining sealing ring, have the effect of improving production efficiency.
To achieve the above object, the utility model provides following technical solution:
A kind of sealing ring stamping die, including upper die holder and lower die holder are equipped with cope plate below the upper die holder, institute
It states and lower template is installed above lower die holder, the cope plate is provided with formed punch, the lower template on the surface of lower template
It is provided with through-hole at position corresponding with formed punch, the molding seat with formed punch cooperation is installed in the through-hole, the molding seat
It is formed between top and through-hole and is internally provided with and sealing ring inner ring with the sealing consistent forming tank of loop-shaped, the molding seat
Corresponding material-dropping hole, the material-dropping hole runs through molding seat, and the waste material being connected with material-dropping hole is provided on the lower die holder
Discharge hole, the formed punch correspond to material-dropping hole position at be provided with for waste material to be headed into the ejector beam in material-dropping hole.
So set, being formed so that being formed between the top and through-hole of molding seat with sealing ring by the molding seat of setting
Consistent forming tank, so that band is stamped into close at forming tank when formed punch is pushed to band progress punching press
Seal, waste material in sealing ring inner ring by the ejector beam on formed punch when punching press by its roof fall so that waste material by material-dropping hole and
Waste material discharge hole drops out, so that sealing ring stays in forming tank after punching press, so that directly taking sealing ring from forming tank
Out, convenient for obtaining sealing ring, the time of separation sealing ring and waste material is saved, has the effect of improving production efficiency.
Further setting: the molding seat sliding plug is in through-hole, and lower die holder is fixed in the bottom of the molding seat
On, be provided with the positioning plate being fixed on lower die holder between the lower template and lower die holder, and the positioning plate and lower template it
Between be provided with multiple guide rods, one end of the guide rod is fixed on lower die holder, the other end sliding be fed through positioning plate, lower die
Plate, cope plate and upper die holder, the lower template slide on guide rod, and are arranged with reset spring outside the guide rod,
The both ends of the reset spring are contacted at respectively in lower template and the mutual opposite surface of positioning plate.
So set, lower template can be supported in the top of positioning plate by the reset spring of setting, so that when punching press,
Cope plate punching press slides downwards in lower template, lower template along guide rod, and pressed home spring makes it generate elastic force, and molding seat is sliding
It moves in through-hole, when lower template punching press to lowest part, molding seat is jacked up out of through-hole to close to formed punch direction, to match syzygies
The stamping press of capitiform Cheng Geng great improves sealing ring punching precision convenient for the punch forming of sealing ring.Cope plate is answered after punching press
The elastic force of position, reset spring drives lower template to be resetted, when lower template is reset at the top reset of its surface and molding seat
When same level, band is pulled out to outside mold, band dynamic seal ring is moved out of mold to outside mold, so that band
After being removed from the mold, sealing ring is fallen automatically from band, convenient for the collection of sealing ring, improves production efficiency.
Further setting: the lower template is fixedly installed multiple limit for height pads, the limit for height on the surface of positioning plate
There is spacing between pad and the positioning plate.
So set, by the limit for height pad of setting the depression distance of lower template can be limited to limit when lower template pushes
Its stroke is made, carries out extrusion forming convenient for molding seat and formed punch cooperation；And contradicted by limit for height pad and positioning plate, avoid lower template with
Positioning plate direct collision improves the service life of mold.
Further setting: the lower template is fixedly installed multiple contour bolts on the surface of positioning plate, described etc.
High bolt sliding is arranged on positioning plate and lower die holder, and the contour bolt is limited in lower die holder far from one end of lower template
On bottom surface.
So set, can be prevented down when reset spring drives lower template to be resetted by the contour bolt of setting
Template resets transition, limits the return stroke of lower template, so that it is reset to original position, consequently facilitating band is pulled to haul out sealing
Circle improves production efficiency convenient for taking out sealing ring.
Further setting: there are two the through-hole settings, and two through-holes are symmetrically disposed on lower template close to cope plate
On surface, the molding seat, material-dropping hole, waste material discharge hole, formed punch and ejector beam are corresponded to be arranged in through-hole.
So set, the punching press of circle can be sealed with two formed punches and molding seat by two through-holes of setting
Molding, so that one time punching molded two sealing rings, improve production efficiency.
Further setting: the limit for height pad is set as resilient rubbber cushion.
So set, resilient rubbber cushion has elasticity and deformability, lower template and positioning plate can be protected in punching press,
Improve the service life of mold.
Further setting: multiple guide posts are provided between the upper die holder and lower die holder, one end of the guide post is fixed on
On lower die holder, other end sliding plug is on upper die holder.
So set, by the guide post of setting guiding role can be provided, convenient for accurate when upper die holder carries out punching press
Punching press is carried out to band, improves the formed precision of sealing ring.
Further setting: guide post sliding sleeve at the position of lower die holder is equipped with limit sleeve, and the limit sleeve is under
Damping spring is provided between die holder, one end of the damping spring is fixed on lower die holder, and the other end is fixed on limit sleeve and leans on
On the surface of nearly lower die holder.
So set, so that damping spring is squeezed when pushing, reducing rushing for punching press collision by the limit sleeve of setting
Power is hit, the vibration of generation when punching press is reduced, and generate elastic force after damping spring extruding, can be provided when upper die holder resets
The thrust that die holder rises resets convenient for upper die holder.
Further setting: the lower template is symmetrically arranged with the limit for limiting band on the surface of cope plate
Block, the cope plate offer multiple recessing grooves corresponding with limited block on the surface of lower template, open on the limited block
Equipped with limiting slot, and the spacing between two limiting slots is corresponding with the width size of band.
So set, when so that band being moved in a mold, band both ends are located at by the limited block of setting
Between two limiting slots, band is avoided to deviate delivery track, convenient for conveying of the band in mold；Pass through the resigning of setting
Slot, so that cope plate punching press is when in lower template, limited block is plugged in recessing groove, and limited block is avoided to influence the punching press of sealing ring
Molding.
By using above-mentioned technical proposal, the utility model is compared compared with the prior art, is had the advantage that
1, by the ejector beam being arranged on formed punch, can make to give up in punching press by the waste material roof fall on sealing ring inner ring
Material is sent out by material-dropping hole and waste material discharge hole, to directly take out sealing ring from forming tank, convenient for obtaining sealing
Circle saves the time of separation sealing ring and waste material, has the effect of improving production efficiency；
2, by the molding seat of setting, the top of molding seat can be made to eject through-hole as lower template pushes in punching press
Cooperate outside with formed punch, so that punch forming goes out sealing ring, improves punching press effect；And when resetting, by pulling band, Neng Gou
When the top of molding seat and lower template are in the same horizontal position, sealing ring is taken out of forming tank, and after deviating from band
Automatically it is dropped out from band, convenient for obtaining sealing ring, has the effect of improving production efficiency；
3, by setting two molding seats and two formed punches cooperate, can simultaneously two sealing rings of punching press, raising production efficiency；
4, by the limited block of setting and limiting slot, two sides are restricted when band can be made to move in a mold, are prevented
Only band sideslip, improves the accuracy of punching press, to improve the quality of production of sealing ring；The recessing groove of setting can be avoided limit
Position block influences the punching press of mold, improves the stability of punching press.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of sealing ring stamping die；
Fig. 2 is that sealing ring stamping die separates upper die holder with lower die holder, and the side of looking up when lower template is separated lower die holder
Upward structural schematic diagram；
Fig. 3 is the enlarged diagram that the A in Fig. 2 goes out；
Fig. 4 is that Fig. 2 hides structural schematic diagram after reset spring in positive apparent direction.
In figure: 1, upper die holder；2, lower die holder；3, cope plate；4, lower template；41, through-hole；5, formed punch；51, ejector beam；6,
Molding seat；61, forming tank；62, material-dropping hole；7, waste material discharge hole；8, positioning plate；9, guide rod；10, reset spring；11, limit for height
Pad；12, contour bolt；13, guide post；131, guide sleeve；132, limit sleeve；14, damping spring；15, limited block；151, limiting slot；
16, recessing groove；17, lower bolster；18, upper padding plate；19, fixed plate.
Specific embodiment
Sealing ring stamping die is described further referring to figs. 1 to Fig. 4.
A kind of sealing ring stamping die, as shown in Figure 1, including upper die holder 1 and lower die holder 2, lower die holder 2 is close to upper die holder 1
Surface on be disposed with lower bolster 17, positioning plate 8 and lower template 4, wherein lower bolster 17 and positioning plate 8 are fixed on lower die
On seat 2, lower template 4 is located at 8 top of positioning plate；Upper die holder 1 close to the surface of lower die holder 2 be successively fixedly installed upper padding plate 18,
Fixed plate 19 and cope plate 3.
As depicted in figs. 1 and 2, multiple guide posts 13 are provided between upper die holder 1 and lower die holder 2, the present embodiment is specifically arranged
There are four guide posts 13.One end of guide post 13 is fixed on lower die holder 2, and other end sliding plug is on upper die holder 1, and in upper die holder
Guide sleeve 131 is fixedly installed on 1,13 sliding plug of guide post is in guide sleeve 131.It is sliding at the position of lower die holder 2 in guide post 13
Dynamic to be arranged with limit sleeve 132, limit sleeve 132 can be moved as guide sleeve 131 pushes, be set between limit sleeve 132 and lower die holder 2
It is equipped with damping spring 14, damping spring 14 is sheathed on outside guide post 13, and one end of damping spring 14 is fixed on lower die holder 2, separately
Limit sleeve 132 is fixed on the surface of lower die holder 2 in one end.Damping spring 14 can be in upper die holder 1 and 2 punching press of lower die holder
Buffering is provided, reduces vibration, and can be when upper die holder 1 resets, the elastic force for the formation that is pressurized drives upper die holder 1 to be resetted, just
It is resetted in upper die holder 1.
As depicted in figs. 1 and 2, multiple guide rods 9 are provided between positioning plate 8 and lower template 4, the present embodiment is specifically set
Four guide rods 9 are set to, and four guide rods 9 are respectively arranged at lower template 4 at the position of its four corners.Wherein, it leads
Be fixed on lower die holder 2 to one end of bar 9, the other end sliding be fed through lower bolster 17, positioning plate 8, lower template 4, cope plate 3,
Fixed plate 19, upper padding plate 18 and upper die holder 1, to enable lower template 4 in the enterprising line slip of guide rod 9.In order to make
There is spacing between lower template 4 and positioning plate 8, reset spring 10, the both ends difference of reset spring 10 are arranged with outside guide rod 9
It contacts in lower template 4 and the mutual opposite surface of positioning plate 8, to provide lower template 4 sky mobile to 8 direction of positioning plate
Between, convenient for the punching press of sealing ring, and the elastic force generated when 10 punching press of reset spring is able to drive lower template 4 and is resetted.Meanwhile
In order to improve stability when lower template 4 resets, it is fixedly installed on the surface of positioning plate 8 in lower template 4 multiple contour
Bolt 12, the contour sliding of bolt 12 is arranged on positioning plate 8 and lower die holder 2, and contour bolt 12 is limited far from one end of lower template 4
On the bottom surface of lower die holder 2, so that the bottom end of high bolt 12 is limited on lower die holder 2 when resetting etc., limitation lower template 4
Stroke improves the stability of reset.
As shown in Fig. 2, in order to avoid the direct shock of lower template 4 and positioning plate 8, in lower template 4 close to the table of positioning plate 8
It is fixedly installed multiple limit for height pads 11 on face, and there is spacing between limit for height pad 11 and the positioning plate 8, the present embodiment is by limit for height
Pad 11 is specifically configured to resilient rubbber cushion, can form buffering when hitting, lower template 4 and positioning plate 8 be protected, to improve
The service life of mold.
As shown in Figure 2 and Figure 4, lower template 4 is symmetrically arranged with the limit for limiting band on the surface of cope plate 3
Position block 15, offers limiting slot 151, and the width size phase of the spacing between two limiting slots 151 and band on limited block 15
It is corresponding, to pass through the two sides of time limit seal tape from mold in band, band sideslip is prevented, the punching press of sealing ring is improved
Effect.Meanwhile limited block 15 be provided with along the conveying direction of band it is multipair, with along sealing tape feeding direction at be respectively formed limit
System improves the mobile stability of band.In addition, in order to avoid limited block 15 has an impact to punching press, in cope plate 3 under
Multiple recessing grooves 16 corresponding with limited block 15 are offered on the surface of template 4, and limited block 15 is made to slide into recessing groove in punching press
In 16, avoid influencing punching stroke.
As shown in Figure 3 and Figure 4, cope plate 3 is provided with formed punch 5 on the surface of lower template 4, and lower template 4 and formed punch 5 are right
It is provided with through-hole 41 at the position answered, the molding seat 6 cooperated with formed punch 5, as shown in connection with fig. 1, molding seat 6 are installed in through-hole 41
Top and through-hole 41 between formed with sealing the consistent forming tank 61 of loop-shaped.Wherein, 6 sliding plug of molding seat is in through-hole 41
It is interior, and the bottom of molding seat 6 is fixed on lower die holder 2, so that lower template 4 pushes in punching course, molding seat 6 pushes up upwards
It rises, cooperation formed punch 5 is sealed the punching press of circle, improves punching press effect.Being internally provided with for molding seat 6 is opposite with sealing ring inner ring
The material-dropping hole 62 answered, material-dropping hole 62 run through molding seat 6, and as shown in connection with fig. 2, are provided on lower die holder 2 and are connected with material-dropping hole 62
Logical waste material discharge hole 7, formed punch 5 are multiple for heading into waste material in material-dropping hole 62 corresponding to being provided at the position of material-dropping hole 62
Ejector beam 51, thus in punching press by the waste material roof fall on sealing ring inner ring, and fallen along material-dropping hole 62 and waste material discharge hole 7
Out.Further, in order to improve ram efficiency, there are two the settings of through-hole 41, and two through hole 41 is symmetrically disposed on lower template 4 close to upper
On the surface of template 3, molding seat 6, material-dropping hole 62, waste material discharge hole 7, formed punch 5 and ejector beam 51 are corresponded in through-hole 41
Setting improves production efficiency so as to two sealing rings of a punching production.
Working principle: band is arranged in mold along two limiting slots 151, makes band two sides by limiting slot 151
Limitation, band sideslip is prevented, to improve punching precision.When punching press, punching machine drives upper die holder 1 to 2 punching press of lower die holder, makes
3 punching press of cope plate in lower template 4, and lower template 4 is driven to move down, until limit for height pad 11 contacts on positioning plate 8, this
When reset spring 10 generate elastic force, and the sliding of molding seat 6 is in through-hole 41 so that the top ejection through-hole 41 of molding seat 6 it is outer with
Formed punch 5 cooperates, to be in sealing ring by band punch forming.During punching press, ejector beam 51 on formed punch 5 is by sealing ring
Waste material roof fall on inner ring, and dropped out by material-dropping hole 62 with waste material discharge hole 7 and be collected in sub-material collection frame.Then,
Upper die holder 1 is resetted, the elastic force of reset spring 10 drives lower template 4 to reset during reset, and pulls during resetting
Band, the sealing when cope plate 3 is detached from lower template 4 and molding seat 6 slides into through-hole 41, on 6 top of band molding seat
It encloses and is taken out of outside mold, so that sealing ring is fallen automatically from band after band is removed from the mold, convenient for sealing
The collection of circle improves production efficiency.Through the above scheme, the waste material in sealing ring inner ring can be washed out automatically in punching press, just
In the taking-up of sealing ring, the time of separation sealing ring and waste material is saved, has the effect of improving production efficiency.
The above is only the preferred embodiment of the utility model, and the protection scope of the utility model is not limited merely to
Above-described embodiment, technical solution belonging to the idea of the present invention belong to the protection scope of the utility model.It should refer to
Out, for those skilled in the art, it is without departing from the principle of the utility model it is several improvement and
Retouching, these improvements and modifications also should be regarded as the protection scope of the utility model.
Claims (9)
1. a kind of sealing ring stamping die, including upper die holder (1) and lower die holder (2), it is equipped with below the upper die holder (1)
Template (3) is equipped with lower template (4) above the lower die holder (2), and the cope plate (3) is on the surface of lower template (4)
It is provided with formed punch (5), it is characterised in that: the lower template (4) is provided with through-hole (41), institute at position corresponding with formed punch (5)
The molding seat (6) being equipped in through-hole (41) with formed punch (5) cooperation is stated, between the top and through-hole (41) of the molding seat (6)
It is formed and seals the consistent forming tank of loop-shaped (61), being internally provided with for the molding seat (6) is corresponding with sealing ring inner ring
Material-dropping hole (62), the material-dropping hole (62) run through molding seat (6), and be provided on the lower die holder (2) with material-dropping hole (62)
The waste material discharge hole (7) being connected, the formed punch (5) correspond to material-dropping hole (62) position at be provided with for heading into waste material
Ejector beam (51) in material-dropping hole (62).
2. a kind of sealing ring stamping die according to claim 1, it is characterised in that: molding seat (6) sliding plug
In through-hole (41), and the bottom of the molding seat (6) is fixed on lower die holder (2), the lower template (4) and lower die holder (2)
Between be provided with the positioning plate (8) being fixed on lower die holder (2), and be provided between the positioning plate (8) and lower template (4) more
One end of a guide rod (9), the guide rod (9) is fixed on lower die holder (2), the other end sliding be fed through positioning plate (8), under
Template (4), cope plate (3) and upper die holder (1), the lower template (4) slide on guide rod (9), and in the guide rod
(9) it is arranged with reset spring (10) outside, the both ends of the reset spring (10) contact at lower template (4) and positioning plate (8) respectively
On mutually opposite surface.
3. a kind of sealing ring stamping die according to claim 2, it is characterised in that: the lower template (4) is close to positioning
Multiple limit for height pads (11) are fixedly installed on the surface of plate (8), between having between the limit for height pad (11) and the positioning plate (8)
Away from.
4. a kind of sealing ring stamping die according to claim 2, it is characterised in that: the lower template (4) is close to positioning
Multiple contour bolts (12) are fixedly installed on the surface of plate (8), the contour bolt (12) limits far from the one end of lower template (4)
On the bottom surface of lower die holder (2).
5. a kind of sealing ring stamping die according to claim 1, it is characterised in that: the through-hole (41) is provided with two
A, two through-holes (41) are symmetrically disposed on lower template (4) on the surface of cope plate (3), the molding seat (6), blanking
Hole (62), waste material discharge hole (7), formed punch (5) and ejector beam (51) are corresponded to be arranged in through-hole (41).
6. a kind of sealing ring stamping die according to claim 3, it is characterised in that: the limit for height pad (11) is set as bullet
Property rubber pad.
7. a kind of sealing ring stamping die according to claim 1, it is characterised in that: the upper die holder (1) and lower die holder
(2) it is provided between multiple guide posts (13), one end of the guide post (13) is fixed on lower die holder (2), other end sliding plug
In on upper die holder (1).
8. a kind of sealing ring stamping die according to claim 7, it is characterised in that: the guide post (13) is close to lower die holder
(2) sliding sleeve is equipped with limit sleeve (132) at position, is provided with damping spring between the limit sleeve (132) and lower die holder (2)
(14), one end of the damping spring (14) is fixed on lower die holder (2), and the other end is fixed on limit sleeve (132) close to lower die
On the surface of seat (2).
9. a kind of sealing ring stamping die according to claim 1, it is characterised in that: the lower template (4) is close to upper mold
It is symmetrically arranged with the limited block (15) for limiting band on the surface of plate (3), offers limit on the limited block (15)
Slot (151), and the spacing between two limiting slots (151) is corresponding with the width size of band.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821677464.6U CN208867342U (en) | 2018-10-16 | 2018-10-16 | A kind of sealing ring stamping die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821677464.6U CN208867342U (en) | 2018-10-16 | 2018-10-16 | A kind of sealing ring stamping die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208867342U true CN208867342U (en) | 2019-05-17 |
Family
ID=66470304
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821677464.6U Active CN208867342U (en) | 2018-10-16 | 2018-10-16 | A kind of sealing ring stamping die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208867342U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112873602A (en) * | 2020-12-02 | 2021-06-01 | 浙江翔宇密封件有限公司 | Prilling granulator of sealing washer production usefulness for high-speed railway |
| CN113894870A (en) * | 2021-10-15 | 2022-01-07 | 苏州安洁科技股份有限公司 | Precise assembling method capable of achieving punching and fitting simultaneously |
| CN114102757A (en) * | 2021-10-14 | 2022-03-01 | 粤和兴激光刀模（深圳）有限公司 | Cutting die |
| CN114179277A (en) * | 2021-12-09 | 2022-03-15 | 歌尔科技有限公司 | Punch forming die |
-
2018
- 2018-10-16 CN CN201821677464.6U patent/CN208867342U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112873602A (en) * | 2020-12-02 | 2021-06-01 | 浙江翔宇密封件有限公司 | Prilling granulator of sealing washer production usefulness for high-speed railway |
| CN114102757A (en) * | 2021-10-14 | 2022-03-01 | 粤和兴激光刀模（深圳）有限公司 | Cutting die |
| CN113894870A (en) * | 2021-10-15 | 2022-01-07 | 苏州安洁科技股份有限公司 | Precise assembling method capable of achieving punching and fitting simultaneously |
| CN114179277A (en) * | 2021-12-09 | 2022-03-15 | 歌尔科技有限公司 | Punch forming die |
| CN114179277B (en) * | 2021-12-09 | 2023-10-03 | 歌尔科技有限公司 | Stamping forming die |
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