CN110027042A - A kind of ferrite lamina blanking die - Google Patents
A kind of ferrite lamina blanking die Download PDFInfo
- Publication number
- CN110027042A CN110027042A CN201910293877.7A CN201910293877A CN110027042A CN 110027042 A CN110027042 A CN 110027042A CN 201910293877 A CN201910293877 A CN 201910293877A CN 110027042 A CN110027042 A CN 110027042A
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- Prior art keywords
- mold
- die
- mold holder
- stripper
- smooth
- Prior art date
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Links
- 229910000859 α-Fe Inorganic materials 0.000 title claims abstract description 30
- 239000002699 waste material Substances 0.000 claims abstract description 81
- 239000000463 material Substances 0.000 claims abstract description 44
- 230000000712 assembly Effects 0.000 claims abstract description 24
- 238000000429 assembly Methods 0.000 claims abstract description 24
- 238000004080 punching Methods 0.000 claims abstract description 21
- 230000007704 transition Effects 0.000 claims description 23
- 229910000831 Steel Inorganic materials 0.000 claims description 22
- 239000010959 steel Substances 0.000 claims description 22
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims description 22
- 230000002093 peripheral effect Effects 0.000 claims 2
- 239000011265 semifinished product Substances 0.000 abstract description 29
- 229910010293 ceramic material Inorganic materials 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000007717 exclusion Effects 0.000 description 3
- 238000010304 firing Methods 0.000 description 3
- 238000003825 pressing Methods 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 206010019233 Headaches Diseases 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 231100000869 headache Toxicity 0.000 description 1
- 238000010147 laser engraving Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26F—PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
- B26F1/00—Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor
- B26F1/38—Cutting-out; Stamping-out
- B26F1/44—Cutters therefor; Dies therefor
Abstract
A kind of ferrite lamina blanking die, comprising: mould bases, the mould bases include top mold holder and lower mold holder, are connected between the top mold holder and the lower mold holder by guide post；Upper die component, the upper die component are installed below the top mold holder, and upper waste discharge space is equipped between the upper die component and the top mold holder；Lower mold assemblies, the lower mold assemblies are installed on above the lower mold holder, and lower waste discharge space is equipped between the lower mold assemblies and the lower mold holder；The relatively described lower mold assemblies of the upper die component have the movement for moving down punching.Ferrite lamina blanking die of the invention improves the punching mode that annular semi-finished product are punched out inside the material all in one piece of strip thin slice, internal waste material is excluded using waste discharge space, guarantee that strip entirety waste material can also be embedded in after annular semi-finished product are punched using smooth stripper, realize continuous stamping, without feeding waste discharge, punching efficiency is substantially increased.
Description
Technical field
The present invention relates to ferrite lamina shape by die-cutting field, more specifically to a kind of ferrite lamina blanking die
Tool.
Background technique
Ferrite belongs to ceramic material, has that hardness is high after firing, the big feature of brittleness, shape by die-cutting be always industry
The inside process of most headache, it is too short that conventional planar cutting die is die cut the service life, and it is scaling-off serious to be die cut edge flash；Laser engraving edge-light
Clean but efficiency is too low, is not suitable for producing in enormous quantities.
With the development of technology, the mode using Dies ' Blanking is slowly produced, but by the material all in one piece of strip thin slice
When inside stamps out annular semi-finished product, the semi-finished product of annular and waste material are kept completely separate by existing mold mostly, and every punching is primary
It will carry out feeding and remove the work of waste material, cause efficiency lower.
Summary of the invention
The present invention provides a kind of ferrite lamina blanking die, ferrite of the invention in view of the deficiencies of the prior art
Thin slice blanking die improves the punching mode that annular semi-finished product are punched out inside the material all in one piece of strip thin slice, using waste discharge
Space excludes internal waste material, guarantees that strip entirety can also be embedded in after annular semi-finished product are punched using smooth stripper
Waste material realizes continuous stamping, is not necessarily to feeding waste discharge, substantially increases punching efficiency.
The specific technical solution of the present invention is as follows, a kind of ferrite lamina blanking die, comprising:
Mould bases, the mould bases include top mold holder and lower mold holder, are connected between the top mold holder and the lower mold holder by guide post；
Upper die component, the upper die component are installed below the top mold holder, and the upper die component and the top mold holder it
Between be equipped with upper waste discharge space；
Lower mold assemblies, the lower mold assemblies are installed on above the lower mold holder, and the lower mold assemblies and the lower mold holder it
Between be equipped with lower waste discharge space；
The relatively described lower mold assemblies of the upper die component have the movement for moving down punching.
When stamping out annular semi-finished product inside by the material all in one piece of strip thin slice, the highest mode of efficiency be by annular half at
Waste material inside product directly excludes, and annular semi-finished product can be still chimeric with the material all in one piece of external strip, to facilitate strip
Material all in one piece whole punching press takes out annular semi-finished product after completing again the whole material returned, once will feeding without every punching press；And described
Above upper die component and the lower mold assemblies are respectively arranged below the upper waste discharge space and the lower waste discharge space i.e. row of being used for
Except internal waste material.
As a preference of the present invention, the upper die component includes upper transition mounting plate, is installed on the upper transition mounting plate
The upper mold at position among lower section, is coated on the upper mold periphery and initial position is located at the upper smooth material returned of the lower part of upper die
Plate.
As a preference of the present invention, passing through upper material returned guide post between the upper smooth stripper and the upper transition mounting plate
And it is sleeved on the upper material returned reset spring connection of the upper material returned guide post periphery, the upper smooth stripper, which has, to move up
And the movement resetted downwards.
As a preference of the present invention, upper smooth stripper lower surface in initial position is located at the upper mold lower surface
Lower section is flushed with the upper mold lower surface.
As a result, when the upper mold pressing mold is completed to retract upwards, the upper smooth stripper, which is able to maintain, pushes down material all in one piece
State to the upper mold and the lower mold assemblies is kept completely separate, and guarantees that the strip entirety waste material outside semi-finished product is in pressure always
Flat state.
As a preference of the present invention, the lower mold assemblies include lower transition mounting plate, are installed on the lower transition mounting plate
The lower die of top smooth stripper under, the lower die is opposite with the upper smooth material returned Board position, smooth stripper under described
It is opposite with the upper mold position.
As a preference of the present invention, passing through lower material returned guide post between smooth stripper and the lower transition mounting plate under described
And it is sleeved on the lower material returned reset spring connection of the lower material returned guide post periphery, smooth stripper, which has, under described moves down
And the movement resetted upwards.
As a preference of the present invention, smooth stripper upper surface and lower die upper surface in initial position are neat under described
It is flat.
After the upper mold pushes as a result, with it is described under smooth stripper press, stamp out annular semi-finished product, and will be annular
Semi-finished product continue to push, and when the upper mold retracts upwards, annular semi-finished product also push back to top by smooth stripper under described,
Since smooth stripper upper surface in initial position is flushed with the lower die upper surface under described, and it is described under smooth stripper
Strip entirety waste material is still within by the upper smooth stripper and the lower die stitching state when returning to initial position, therefore
The annular semi-finished product, which are pushed back to again inside strip entirety waste material, to be fitted into, to facilitate friction feeding and the material returned.
As a preference of the present invention, the upper mold middle position is provided with waste channel, the waste channel is by the upper mold
Lower surface is through to the upper transition mounting plate upper surface, is connected to the upper waste discharge space；The waste channel is lateral to cut
Face will not reduce from lower to upper.
After the upper mold pushes as a result, with it is described under smooth stripper press, stamp out annular semi-finished product, and internal waste material
It is able to enter the waste channel, is excluded by the upper waste discharge space；The section of the waste channel transverse direction from it is lower toward
On will not reduce i.e. in herringbone, can guarantee that internal waste material is moved upwardly into the upper waste discharge steric course will not produce
Raw clamping stagnation；In addition, the waste channel bottom the initial segment can be configured as cylindricality, the inside waste material after making each punching press all blocks
In cylindrical portion, every punching press once pushes up one layer upwards, forms closed state, can prevent internal waste material from falling downwards；And it is internal
The direct exclusion of waste material can greatly speed up ram efficiency.
As a preference of the present invention, smooth stripper upper surface is equipped in the opposite range of the waste channel under described
Lead to it is described under smooth stripper lower surface venthole.
As a result, the upper mold push when, drive it is described under smooth stripper move down, can make it is described under the smooth material returned
Space below plate is compressed, and air-flow is flowed up by the venthole, so that the inside washed from above the venthole
Thrust of the waste material by upward air-flow is more easier to enter the waste channel.
As a preference of the present invention, the upper mold lower surface is covered with upper die wolfram steel, the lower die upper surface at least exists
Inner ring close to smooth stripper under described is covered with lower die wolfram steel, between the upper die wolfram steel and the lower die wolfram steel are in
Gap cooperation.
The upper mold and the lower die are covered each by the upper die wolfram steel and the lower die wolfram steel and can increase as a result,
Wearability extends the service life of mold；And ferrite belongs to ceramic material, have that hardness is high after firing, and brittleness is big
Feature, the upper die wolfram steel and the lower die wolfram steel being gap-matched, which carry out punching, can make cutting for ferrite lamina
Fracture is bright and clean, dimensional accuracy is high, is also more conducive to retracting after annular semi-finished product are cut off chimeric inside strip entirety waste material.
In conclusion the invention has the following advantages:
Ferrite lamina blanking die of the invention is to the punching side for being punched out annular semi-finished product inside the material all in one piece of strip thin slice
Formula improves, and is excluded internal waste material using waste discharge space, guarantees that annular semi-finished product are punched using smooth stripper
After can also be embedded in strip entirety waste material, realize continuous stamping, be not necessarily to feeding waste discharge, substantially increase punching efficiency.
Detailed description of the invention
Fig. 1 is the cross-sectional view of ferrite lamina blanking die of the present invention；
Fig. 2 is the schematic diagram of material all in one piece before ferrite lamina blanking die of the present invention is punched；
Fig. 3 is the schematic diagram after ferrite lamina blanking die of the present invention is punched after internal waste material exclusion；
Fig. 4 is the schematic diagram after ferrite lamina blanking die of the present invention is punched after annular semi-finished product taking-up；
In figure, on the upper transition mounting plate of 1- mould bases, 11- top mold holder, 12- lower mold holder, 13- guide post, 2- upper die component, 21-, 22-
The upper material returned of mould, 221- upper die wolfram steel, 222- waste channel, the upper smooth stripper of 23-, the upper material returned guide post of 231-, 232- resets
Under spring, 3- lower mold assemblies, 31- under transition mounting plate, 32- lower die, 321- lower die wolfram steel, 33- under smooth stripper, 331-
Waste discharge space, 6- strip thin slice material all in one piece, 61- ring under the upper waste discharge space material returned reset spring, 4-, 5- under material returned guide post, 332-
Shape semi-finished product, 62- strip entirety waste material, the inside 63- waste material.
Specific embodiment
Below in conjunction with attached drawing, by specific embodiment, the invention will be further described.
As shown in Figure 1, Figure 2, Fig. 3, Fig. 4, a kind of ferrite lamina blanking die, comprising:
Mould bases 1, mould bases 1 include top mold holder 11 and lower mold holder 12, are connected between top mold holder 11 and lower mold holder 12 by guide post 13；
Upper die component 2, upper die component 2 is installed on 11 lower section of top mold holder, and upper row is equipped between upper die component 2 and top mold holder 11
Useless space 4；
Lower mold assemblies 3, lower mold assemblies 3 are installed on 12 top of lower mold holder, and lower row is equipped between lower mold assemblies 3 and lower mold holder 12
Useless space 5；
Upper die component 2 has the movement for moving down punching with respect to lower mold assemblies 3.
When stamping out annular semi-finished product inside by the material all in one piece of strip thin slice, the highest mode of efficiency be by annular half at
Waste material inside product directly excludes, and annular semi-finished product can be still chimeric with the material all in one piece of external strip, to facilitate strip
Material all in one piece whole punching press takes out annular semi-finished product after completing again the whole material returned, once will feeding without every punching press；And in upper mold
2 top of component and lower mold assemblies 3 are respectively arranged below waste discharge space 4 and lower waste discharge space 5 i.e. for excluding internal waste material.
Such as Fig. 1, upper die component 2 includes upper transition mounting plate 21, is installed on the intermediate position in 21 lower section of transition mounting plate
Upper mold 22, is coated on the periphery of upper mold 22 and initial position is located at upper smooth stripper 23 below upper mold 22.
It by upper material returned guide post 231 and is sleeved on such as Fig. 1, between upper smooth stripper 23 and upper transition mounting plate 21
Upper material returned reset spring 232 connection of the periphery of material returned guide post 231, upper smooth stripper 23, which has, to be moved up and resets downwards
Movement.
Such as Fig. 1, upper smooth stripper 23 lower surface in initial position be located at below 22 lower surface of upper mold or with upper mold 22
Lower surface flushes.
As a result, when 22 pressing mold of upper mold is completed to retract upwards, upper smooth stripper 23 is able to maintain the state for pushing down material all in one piece
It is kept completely separate to upper mold 22 and lower mold assemblies 3, guarantees that the strip entirety waste material outside semi-finished product is in the state of pressing always.
Such as Fig. 1, lower mold assemblies 3 include lower transition mounting plate 31,32 and of lower die for being installed on lower 31 top of transition mounting plate
Under smooth stripper 33, lower die 32 is opposite with upper smooth 23 position of stripper, under smooth stripper 33 it is opposite with 22 position of upper mold.
Such as Fig. 1, under by lower material returned guide post 331 and be sleeved on down between smooth stripper 33 and lower transition mounting plate 31
Lower material returned reset spring 332 connection of the periphery of material returned guide post 331, under smooth stripper 33 have and move down and reset upwards
Movement.
Such as Fig. 1, under smooth stripper 33 upper surface in initial position flushed with 32 upper surface of lower die.
Smooth stripper 33 presses under after upper mold 22 pushes as a result, stamps out annular semi-finished product, and by annular half at
Product continue to push, and when upper mold 22 retracts upwards, also the smooth stripper 33 by under pushes back to top to annular semi-finished product, due to lower flat
Whole stripper 33 upper surface in initial position is flushed with 32 upper surface of lower die, and under smooth stripper 33 return to initial position
When strip entirety waste material be still within by upper smooth stripper 23 and 32 stitching state of lower die, therefore annular semi-finished product are pushed away again
It is back to inside strip entirety waste material and is fitted into, to facilitate friction feeding and the material returned.
Such as Fig. 1,22 middle position of upper mold is provided with waste channel 222, and waste channel 222 is through to by 22 lower surface of upper mold
21 upper surface of transition mounting plate, is connected to waste discharge space 4；The lateral section of waste channel 222 will not reduce from lower to upper.
Smooth stripper 33 presses under after upper mold 22 pushes as a result, stamps out annular semi-finished product, and internal waste material can
Into waste channel 222, excluded by upper waste discharge space 4；The lateral section of waste channel 222 will not reduce from lower to upper
It is in herringbone, can guarantees that clamping stagnation will not be generated during internal waste material is moved upwardly into waste discharge space 4；In addition,
222 bottom the initial segment of waste channel can be configured as cylindricality, and the inside waste material after making each punching press is all stuck in cylindrical portion, often
Punching press once pushes up one layer upwards, forms closed state, can prevent internal waste material from falling downwards；And the direct exclusion of internal waste material
Ram efficiency can be greatly speeded up.
Such as Fig. 1, under smooth 33 upper surface of stripper be equipped in the opposite range of waste channel 222 lead under the smooth material returned
The venthole 331 of 33 lower surface of plate.
When upper mold 22 pushes as a result, smooth stripper 33 is moved down under drive, smooth 33 lower section of stripper under capable of making
Space compressed, air-flow is flowed up by venthole 331 so that the inside waste material that is washed from of 331 top of venthole by
The thrust of upward air-flow is more easier to enter waste channel 222.
Such as Fig. 1,22 lower surface of upper mold is covered with upper die wolfram steel 221, and 32 upper surface of lower die is at least moved back smooth under
The inner ring of flitch 33 is covered with lower die wolfram steel 321, and upper die wolfram steel 221 and lower die wolfram steel 321 are in clearance fit.
As a result, upper mold 22 and lower die 32 be covered each by upper die wolfram steel 221 and lower die wolfram steel 321 can increase it is wear-resisting
Property, extend the service life of mold；And ferrite belongs to ceramic material, high with hardness after firing, the big feature of brittleness,
The upper die wolfram steel 221 and lower die wolfram steel 321 being gap-matched, which carry out punching, can make the cut-off port light of ferrite lamina
It is clean, dimensional accuracy is high, be also more conducive to retracting after the cutting of annular semi-finished product chimeric inside strip entirety waste material.
Embodiment described above is only that preferred embodiments of the present invention will be described, not to design of the invention
It is defined with range.Without departing from the design concept of the invention, ordinary people in the field is to technical side of the invention
The all variations and modifications that case is made, should all drop into protection scope of the present invention, the claimed technology contents of the present invention,
Through being all described in the claims.
Claims (10)
1. a kind of ferrite lamina blanking die characterized by comprising
Mould bases (1), the mould bases (1) include top mold holder (11) and lower mold holder (12), the top mold holder (11) and the lower mold holder
(12) it is connected between by guide post (13)；
Upper die component (2), the upper die component (2) are installed below the top mold holder (11), and in the upper die component (2) and
Upper waste discharge space (4) is equipped between the top mold holder (11)；
Lower mold assemblies (3), the lower mold assemblies (3) are installed on above the lower mold holder (12), and in the lower mold assemblies (3) and
Lower waste discharge space (5) is equipped between the lower mold holder (12)；
The relatively described lower mold assemblies (3) of the upper die component (2) have the movement for moving down punching.
2. a kind of ferrite lamina blanking die according to claim 1, it is characterised in that: upper die component (2) packet
The upper mold (22) for including transition mounting plate (21), being installed on intermediate position below the upper transition mounting plate (21), is coated on institute
It states upper mold (22) periphery and initial position is located at upper smooth stripper (23) below the upper mold (22).
3. a kind of ferrite lamina blanking die according to claim 2, it is characterised in that: the upper smooth stripper
(23) by upper material returned guide post (231) and the upper material returned guide post is sleeved between the upper transition mounting plate (21)
(231) peripheral upper material returned reset spring (232) connection, the upper smooth stripper (23), which has, to be moved up and resets downwards
Movement.
4. a kind of ferrite lamina blanking die according to claim 3, it is characterised in that: the upper smooth stripper
(23) in initial position, lower surface is located at below the upper mold (22) lower surface or flushes with the upper mold (22) lower surface.
5. a kind of ferrite lamina blanking die according to claim 4, it is characterised in that: lower mold assemblies (3) packet
Include lower transition mounting plate (31), the lower die (32) being installed on above the lower transition mounting plate (31) and under smooth stripper
(33), the lower die (32) is opposite with upper smooth stripper (23) position, under described smooth stripper (33) and it is described on
Mould (22) position is opposite.
6. a kind of ferrite lamina blanking die according to claim 5, it is characterised in that: smooth stripper under described
(33) by lower material returned guide post (331) and the lower material returned guide post is sleeved between the lower transition mounting plate (31)
(331) peripheral lower material returned reset spring (332) connection, smooth stripper (33), which has, under described moves down and resets upwards
Movement.
7. a kind of ferrite lamina blanking die according to claim 6, it is characterised in that: smooth stripper under described
(33) in initial position, upper surface is flushed with the lower die (32) upper surface.
8. a kind of ferrite lamina blanking die according to claim 7, it is characterised in that: upper mold (22) interposition
It sets and is provided with waste channel (222), the waste channel (222) is through to the upper transition by the upper mold (22) lower surface and installs
Plate (21) upper surface is connected to the upper waste discharge space (4)；From lower to upper will not in the section of waste channel (222) transverse direction
Reduce.
9. a kind of ferrite lamina blanking die according to claim 8, it is characterised in that: smooth stripper under described
(33) upper surface be equipped in the opposite range of the waste channel (222) lead to it is described under smooth stripper (33) lower surface
Venthole (331).
10. a kind of ferrite lamina blanking die according to claim 9, it is characterised in that: upper mold (22) following table
Face is covered with upper die wolfram steel (221), lower die (32) upper surface at least close under described smooth stripper (33) it is interior
Circuit covering has lower die wolfram steel (321), and the upper die wolfram steel (221) and the lower die wolfram steel (321) are in clearance fit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910293877.7A CN110027042A (en) | 2019-04-12 | 2019-04-12 | A kind of ferrite lamina blanking die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910293877.7A CN110027042A (en) | 2019-04-12 | 2019-04-12 | A kind of ferrite lamina blanking die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110027042A true CN110027042A (en) | 2019-07-19 |
Family
ID=67238356
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910293877.7A Pending CN110027042A (en) | 2019-04-12 | 2019-04-12 | A kind of ferrite lamina blanking die |
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| Country | Link |
|---|---|
| CN (1) | CN110027042A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3580122A (en) * | 1968-12-13 | 1971-05-25 | All Steel Equipment Inc | Apparatus for making knockouts in electrical boxes formed of plastic material |
| JPS60191622A (en) * | 1984-03-09 | 1985-09-30 | Toshiba Corp | Method of blanking very thin plate material |
| CN201815587U (en) * | 2010-10-22 | 2011-05-04 | 海盐猛凌汽车配件有限公司 | Static iron core precision stamping die of automobile starter switch |
| CN205926848U (en) * | 2016-08-31 | 2017-02-08 | 广州华荣中天模具有限公司 | Annular link fitting moulding -die |
| CN108058230A (en) * | 2017-12-13 | 2018-05-22 | 乌鲁木齐九品芝麻信息科技有限公司 | A kind of pilotless automobile air-conditioning touch control board and its manufacturing method |
| CN108555287A (en) * | 2018-03-09 | 2018-09-21 | 天通控股股份有限公司 | Top-drop-down one mould bases in a kind of combined type |
| CN207900012U (en) * | 2018-02-08 | 2018-09-25 | 厦门市克成五金制品有限公司 | A kind of thick material small―gap suture diel |
| CN208357606U (en) * | 2018-03-19 | 2019-01-11 | 苏州万华金属制品有限公司 | A kind of sheet metal part punch-forming mold |
| CN109454703A (en) * | 2018-12-21 | 2019-03-12 | 隆扬电子（昆山）有限公司 | The forming jig of conducting foam combined mechanism |
-
2019
- 2019-04-12 CN CN201910293877.7A patent/CN110027042A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3580122A (en) * | 1968-12-13 | 1971-05-25 | All Steel Equipment Inc | Apparatus for making knockouts in electrical boxes formed of plastic material |
| JPS60191622A (en) * | 1984-03-09 | 1985-09-30 | Toshiba Corp | Method of blanking very thin plate material |
| CN201815587U (en) * | 2010-10-22 | 2011-05-04 | 海盐猛凌汽车配件有限公司 | Static iron core precision stamping die of automobile starter switch |
| CN205926848U (en) * | 2016-08-31 | 2017-02-08 | 广州华荣中天模具有限公司 | Annular link fitting moulding -die |
| CN108058230A (en) * | 2017-12-13 | 2018-05-22 | 乌鲁木齐九品芝麻信息科技有限公司 | A kind of pilotless automobile air-conditioning touch control board and its manufacturing method |
| CN207900012U (en) * | 2018-02-08 | 2018-09-25 | 厦门市克成五金制品有限公司 | A kind of thick material small―gap suture diel |
| CN108555287A (en) * | 2018-03-09 | 2018-09-21 | 天通控股股份有限公司 | Top-drop-down one mould bases in a kind of combined type |
| CN208357606U (en) * | 2018-03-19 | 2019-01-11 | 苏州万华金属制品有限公司 | A kind of sheet metal part punch-forming mold |
| CN109454703A (en) * | 2018-12-21 | 2019-03-12 | 隆扬电子（昆山）有限公司 | The forming jig of conducting foam combined mechanism |
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