CN106042284A - Manufacturing die for stretching strips in skin anastomat - Google Patents
Manufacturing die for stretching strips in skin anastomat Download PDFInfo
- Publication number
- CN106042284A CN106042284A CN201610510820.4A CN201610510820A CN106042284A CN 106042284 A CN106042284 A CN 106042284A CN 201610510820 A CN201610510820 A CN 201610510820A CN 106042284 A CN106042284 A CN 106042284A
- Authority
- CN
- China
- Prior art keywords
- die
- stretching bar
- runner
- punch
- stretching
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000004519 manufacturing process Methods 0.000 title abstract description 8
- 230000007246 mechanism Effects 0.000 claims abstract description 15
- 238000009416 shuttering Methods 0.000 claims description 16
- 238000002347 injection Methods 0.000 claims description 14
- 239000007924 injection Substances 0.000 claims description 14
- 238000000034 method Methods 0.000 claims description 12
- 239000000463 material Substances 0.000 claims description 8
- 239000007787 solid Substances 0.000 claims description 8
- 230000015572 biosynthetic process Effects 0.000 claims description 5
- 238000005520 cutting process Methods 0.000 claims description 4
- 238000009760 electrical discharge machining Methods 0.000 claims description 3
- 238000000465 moulding Methods 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 208000015943 Coeliac disease Diseases 0.000 abstract 1
- 239000011440 grout Substances 0.000 abstract 1
- 238000003754 machining Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 238000010892 electric spark Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229920002521 macromolecule Polymers 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 238000010257 thawing Methods 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/32—Moulds having several axially spaced mould cavities, i.e. for making several separated articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/2602—Mould construction elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/27—Sprue channels ; Runner channels or runner nozzles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/27—Sprue channels ; Runner channels or runner nozzles
- B29C45/2701—Details not specific to hot or cold runner channels
- B29C45/2708—Gates
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/33—Moulds having transversely, e.g. radially, movable mould parts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/26—Moulds
- B29C45/33—Moulds having transversely, e.g. radially, movable mould parts
- B29C45/332—Mountings or guides therefor; Drives therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/40—Removing or ejecting moulded articles
- B29C45/4005—Ejector constructions; Ejector operating mechanisms
- B29C45/401—Ejector pin constructions or mountings
Abstract
The invention belongs to the technical field of machining of medical apparatuses and instruments, and particularly relates to a manufacturing die for stretching strips in a skin anastomat. The manufacturing die comprises a female die, a male die and a supporting die plate; the female die is composed of cavity cores, runners, demolding rods, grooves, a core pulling mechanism and die fixing connecting parts; each runner is located between central positions of two stretching strip female dies and communicates two adjacent stretching strip female dies; the male die is composed of nozzles, rack grooves, guide rods and die fixing connecting part holes; when the female die and the male die are folded, space formed through folding of the cavity cores, the core pulling mechanism, the grooves and the rack grooves is entity space of the stretching strips; the manufacturing die is high in manufacturing precision, runner expansion grooves and sprues which are reasonably arranged are arranged, and due to symmetric and equal-distance arrangement on the die, grout is distributed evenly and free of dead angles; and the core pulling mechanism and the demolding rods are arranged, the molded stretching strips are separated out, demolding is convenient, and rapid and high-quality production of the stretching strips in the die is ensured.
Description
Technical field
The invention belongs to medical apparatus and instruments processing technique field, particularly in a kind of skin stapler stretching bar making
Mould.
Background technology
Injection mold is a kind of instrument producing plasthetics；Also plasthetics complete structure and accurate dimension it are to confer to
Instrument；A kind of processing method that injection mo(u)lding is used when being and produce some complex-shaped parts in batches；Refer specifically to thawing of being heated
Material injected die cavity by high pressure, after cooled solidification, obtain formed products.
Skin stapler is to design according to skin mechanical creep and the performance of Stress Release, reaches wound by stretching skin
Face closes, it is adaptable to the various diameters wound surface Guan Bi less than 20cm, it includes two pasting boards and a stretching bar, two stickups
Plate is staggered relatively, is connected by stretching bar；Tractive stretching bar, two pasting boards gradually relative movements are close, by continue or
Having a rest unidirectional or multidirectional stretching skin, close wound surface, stretching bar therein is provided with baffle plate, and baffle plate is the square frame of a hollow, position
In stretching bar one end, stretching bar is provided with equidistant tooth bar towards baffle plate, and its processing and fabricating requires fine, particularly stretching bar
Square frame space structure and the structural requirement precision of tooth bar higher, general conventional fabrication method can not meet its requirement, therefore,
Invent and a kind of make the stretching bar that precision is high, speed is fast, quality stability is high to make mould necessary.
Summary of the invention
The present invention is directed to the problem that in skin stapler, stretching bar processing and fabricating exists, it is provided that in a kind of skin stapler
The making mould of stretching bar, its technical scheme solving technical problem is:
The making mould of stretching bar in a kind of skin stapler, including die, punch and support shuttering, described die by chamber core,
Runner, knockout pin, groove, core-pulling mechanism and solid model connector composition, described runner is positioned at two stretching bar groove center positions,
Connect adjacent two stretching bar grooves；Described punch is made up of nozzle, rach slot, guide post and solid model connector aperture；Described recessed
When mould and punch close up, chamber core, core-pulling mechanism, groove, rach slot close up the entity space that space is stretching bar of formation.
Described core-pulling mechanism is made up of side pilot hole, gathering sill and guide block.
Described chamber core is positioned at guide block, can move up and down along gathering sill with guide block.
The entity space that described die, punch close up is eight identical stretching strip spaces.
Described runner includes runner centre bore, runner expansion slot, cast gate, runner centre bore be positioned at two adjacent stretching bars it
Between, runner expansion slot is elliptical cylinder-shape, is distributed in below die plane, and cast gate is distributed between runner expansion slot and groove, will
Runner expansion slot connects with groove, in flat rectangular body passage；Cast gate bore is less than expansion slot.
Described die, punch and support shuttering material are stainless steel material, and the stretching bar that die, punch close up formation is empty
Between inner surface be smooth surface.
Described making mould uses Numerical Control Wire Cutting technique and numerical control electrical discharge machining process to make.
Described support shuttering include four pieces with die, template that punch size is identical, wherein three pieces of support shutterings and die
Connected by connector, be fixed on injection machine rear portion, can move forward and backward along the slide rail at injection machine rear portion；Another block support shuttering is with convex
Mould is connected by connector, is fixed on injection machine anterior.
Described knockout pin is positioned on die, is perpendicular to die plane, is distributed in gate end and near at the bottom of the stretching bar of baffle plate
Portion, when die, punch matched moulds, knockout pin flushes with die panel in drawing back die, can automatically control it and eject into after die sinking
The stretching bar of type.
The method have the advantages that
The making mould of stretching bar in a kind of skin stapler of the present invention, uses Numerical Control Wire Cutting technique and numerical control electric spark
Processing technique makes, and makes precision high, arranges rationally distributed runner expansion slot and cast gate, symmetry on mould and equidistant
Spread configuration, makes serosity be uniformly distributed, without dead angle；It is provided with core-pulling mechanism and knockout pin, the stretching bar of molding is freed,
It is easy to the demoulding, it is ensured that the production quick, high-quality of stretching bar in mould.
Accompanying drawing explanation
Fig. 1 is the die Facad structure schematic diagram of the present invention.
Fig. 2 is the punch Facad structure schematic diagram of the present invention.
Fig. 3 is the die side structure schematic diagram of the present invention.
Fig. 4 is the punch side structure schematic diagram of the present invention.
Fig. 5 is the mould-matching structure schematic diagram of the present invention.
Fig. 6 is present invention process schematic flow sheet.
In figure: 1. die, 11 chamber cores, 12. runners, 13. knockout pins, 14. grooves, 15. core-pulling mechanisms, 151. pilot holes,
152. guide grooves, 153. guide blocks, 154. guide posts, 16. solid model connectors, 17. solid model connector aperture, 18. connectors, 2. punch,
21. nozzles, 22. rach slots, 3. support shuttering, 4. hopper, 5. heating plate, 6. machine barrel, 7. screw rod, 8. drive mechanism, 9. control
Cabinet, 10. slide rail.
Detailed description of the invention
Below in conjunction with the accompanying drawing of the present invention, technical scheme is clearly and completely described.
The making mould of stretching bar in a kind of skin stapler, including die 1, punch 2 and support shuttering 3, described die
Being made up of chamber core 11, runner 12, knockout pin 13, groove 14, core-pulling mechanism 15 and solid model connector 16, described runner 12 is positioned at two
Individual stretching bar groove 14 center, connects adjacent two stretching bar grooves 14；Described punch 2 by nozzle 21, rach slot 22, lead
Form to bar 154 and solid model connector aperture 17；Described die 1 and punch 2-in-1 hold together time, chamber core 11, core-pulling mechanism 15, groove 14,
Rach slot 22 closes up the entity space that space is stretching bar of formation.
Described core-pulling mechanism 15 is made up of side pilot hole 151, gathering sill 152 and guide block 153.
Described chamber core 11 is positioned on guide block 153, can move up and down along gathering sill 152 with guide block.
Described die 1, punch 2-in-1 hold together entity space be eight identical stretching strip spaces.
Described runner 12 includes runner centre bore 121, runner expansion slot 122, cast gate 123, and runner centre bore 121 is positioned at two
Between individual adjacent stretching bar, runner expansion slot 122 is elliptical cylinder-shape, is distributed in below die 1 plane, and cast gate 123 is distributed in stream
Between road expansion slot 122 and groove 14, runner expansion slot 122 is connected with groove 14, in flat rectangular body passage；Cast gate 123
Bore is less than runner expansion slot 122.
Described die 1, punch 2 and support shuttering 3 material are stainless steel material, die 1, punch 2-in-1 hold together formed lead
Open bar dimensional inner surface and be smooth surface.
Described making mould uses Numerical Control Wire Cutting technique and numerical control electrical discharge machining process to make.
Described support shuttering 3 include four pieces with die 1, template that punch 2 size is identical, wherein three pieces of support shutterings are with recessed
Mould 1 is connected by connector 18, is fixed on injection machine rear portion, can move forward and backward along the slide rail 10 at injection machine rear portion；Another block supports
Template is connected by connector 18 with punch 2, is fixed on injection machine anterior.
Described knockout pin 13 is positioned on die 1, is perpendicular to die 1 plane, is distributed in gate end and the stretching near baffle plate
Bottom bar, when die 1, the 2-in-1 mould of punch, knockout pin 13 flushes with die 1 panel in drawing back die 1, can automatically control after die sinking
Make its stretching bar ejecting molding.
Detailed description of the invention is as follows:
A) stretching bar is made in the hopper 4 that needed raw material macromolecule PE material puts into 160T injection machine, set injection machine
The temperature of the heating plate 5 of cylinder 6, after being warming up to design temperature, starts actuating device 8 and makes screw rod rotate, raw material is brought into machine barrel 6
In, it is heated to 250 ± 10 DEG C, under high temperature, high pressure, screw rod shearing effect, melts as serosity.
B) by die 1, punch 2 and support shuttering 3, be arranged on injection machine, press machine Control system start cashier's office in a shop by
Button, by 2-in-1 to die 1, punch hold together, form the cavity of stretching strip.
C) under switch board 9 metering control system controls, a certain amount of serosity is sprayed in 4 nozzles of mould, rapidly
Flowing into cast gate 123 by runner expansion slot 122, enter in stretching bar cavity, cavity is filled rapidly by high temperature, the serosity of high pressure,
Waiting 10 ± 5 seconds, be cooled to 70 ± 5 DEG C, system automatically controls die 1 place template and is moved rearwards by along slide rail 10, opens die
1, punch 2, while die sinking, are upwards beaten the core-pulling mechanism 15 of die 1 along guide groove 152 by the guide post 154 on punch 2
Opening, in order to chamber core 11 departs from stretching bar, press knockout pin button, knockout pin ejects, and stretching bar ejects die 1, receives, removes
Non-stretching bar part, is finished product；
D) pressing matched moulds button, repeat step C, circulation operation produces,.
The above, the only present invention preferably detailed description of the invention, but protection scope of the present invention is not limited thereto,
Any those familiar with the art in the technical scope that the invention discloses, the change that can readily occur in or replacement,
All should contain within protection scope of the present invention.
Claims (9)
1. the making mould of stretching bar in skin stapler, including die (1), punch (2) and support shuttering (3), described die
It is made up of chamber core (11), runner (12), knockout pin (13), groove (14), core-pulling mechanism (15) and solid model connector (16), described
Runner (12) is positioned at two stretching bar groove (14) centers, connects adjacent two stretchings bar groove (14)；Described punch (2)
It is made up of nozzle (21), rach slot (22), guide post (154) and solid model connector aperture (17)；Described die (1) and punch (2)
When closing up, chamber core (11), core-pulling mechanism (15), groove (14), rach slot (22) close up the entity that space is stretching bar of formation
Space.
2. the making mould of stretching bar in a kind of skin stapler described in claim 1, it is characterised in that: described tube bundle extracting machine
Structure (15) is made up of side pilot hole (151), gathering sill (152) and guide block (153).
3. the making mould of stretching bar in a kind of skin stapler described in claim 1,2, it is characterised in that: described chamber core
(11) it is positioned on guide block (153), can move up and down along gathering sill (152) with guide block.
4. the making mould of stretching bar in a kind of skin stapler described in claim 1, it is characterised in that: described die
(1), the entity space that punch (2) closes up is eight identical stretching strip spaces.
5. the making mould of stretching bar in a kind of skin stapler described in claim 1, it is characterised in that: described runner (12)
Including runner centre bore (121), runner expansion slot (122), cast gate (123), runner centre bore (121) is positioned at two adjacent stretchings
Between bar, runner expansion slot (122) is elliptical cylinder-shape, is distributed in below die (1) plane, and cast gate (123) is distributed in runner and expands
Between exhibition groove (122) and groove (14), runner expansion slot (122) is connected with groove (14), in flat rectangular body passage；Cast gate
(123) bore is less than expansion slot (122).
6. the making mould of stretching bar in a kind of skin stapler described in claim 1, it is characterised in that: described die (1),
Punch (2) and support shuttering (3) material are stainless steel material, and die (1), punch (2) close up in the stretching bar space of formation
Surface is smooth surface.
7. the making mould of pasting boards in a kind of skin stapler described in claim 1, it is characterised in that: described making mould
Tool uses Numerical Control Wire Cutting technique and numerical control electrical discharge machining process to make.
8. the making mould of stretching bar in a kind of skin stapler described in claim 1, it is characterised in that: support shuttering (3)
Including four pieces with die (1), template that punch (2) size is identical, wherein three pieces of support shutterings with die (1) by connector (18)
Connect, be fixed on injection machine rear portion, can move forward and backward along the slide rail (10) at injection machine rear portion；Another block support shuttering and punch
(2) connected by connector (18), be fixed on injection machine anterior.
9. the making mould of stretching bar in a kind of skin stapler described in claim 1, it is characterised in that: described knockout pin
(13) it is positioned on die (1), is perpendicular to die (1) plane, be distributed in gate end and bottom the stretching bar of baffle plate, work as die
(1), punch (2) matched moulds time, in knockout pin (13) draws back die (1), flush with die (1) panel, can automatically control after die sinking
It ejects the stretching bar of molding.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610510820.4A CN106042284B (en) | 2016-07-04 | 2016-07-04 | The making mould of stretching bar in a kind of skin stapler |
| CN201610557497.6A CN106182629B (en) | 2016-07-04 | 2016-07-04 | The production method of stretching item in a kind of skin stapler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610510820.4A CN106042284B (en) | 2016-07-04 | 2016-07-04 | The making mould of stretching bar in a kind of skin stapler |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610557497.6A Division CN106182629B (en) | 2016-07-04 | 2016-07-04 | The production method of stretching item in a kind of skin stapler |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106042284A true CN106042284A (en) | 2016-10-26 |
| CN106042284B CN106042284B (en) | 2017-07-07 |
Family
ID=57201544
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610510820.4A Active CN106042284B (en) | 2016-07-04 | 2016-07-04 | The making mould of stretching bar in a kind of skin stapler |
| CN201610557497.6A Active CN106182629B (en) | 2016-07-04 | 2016-07-04 | The production method of stretching item in a kind of skin stapler |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610557497.6A Active CN106182629B (en) | 2016-07-04 | 2016-07-04 | The production method of stretching item in a kind of skin stapler |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN106042284B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101121295A (en) * | 2007-07-25 | 2008-02-13 | 刘炼 | Integral forming mould for slider of zipper fastener |
| CN102328401A (en) * | 2011-07-14 | 2012-01-25 | 苏州腾行精密模具有限公司 | Part mold for vehicle |
| CN103690208A (en) * | 2013-12-31 | 2014-04-02 | 杨润学 | Needle-free skin surface anastomat |
| CN104802373A (en) * | 2015-05-17 | 2015-07-29 | 耿晓冬 | Injection mold in front-mold multi-cavity unit point all-round core-pulling variable pouring mode |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1511692A (en) * | 2002-12-28 | 2004-07-14 | 鸿富锦精密工业（深圳）有限公司 | Method for producing light guide plate and mold |
| CN2761399Y (en) * | 2004-10-09 | 2006-03-01 | 广东工业大学 | Plastic jet pressing composite shaping mould |
| CN101332658B (en) * | 2008-07-25 | 2010-06-30 | 张和君 | Hot runner injection method of plastic part with side core-pulling and forming mold thereof |
| CA2832244C (en) * | 2009-11-03 | 2014-12-02 | Husky Injection Molding Systems Ltd. | A method and system for operating an injection molding machine |
| CN204603271U (en) * | 2015-05-08 | 2015-09-02 | 昆山长运电子工业有限公司 | Magnesium alloy notebook housing injection mold |
-
2016
- 2016-07-04 CN CN201610510820.4A patent/CN106042284B/en active Active
- 2016-07-04 CN CN201610557497.6A patent/CN106182629B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101121295A (en) * | 2007-07-25 | 2008-02-13 | 刘炼 | Integral forming mould for slider of zipper fastener |
| CN102328401A (en) * | 2011-07-14 | 2012-01-25 | 苏州腾行精密模具有限公司 | Part mold for vehicle |
| CN103690208A (en) * | 2013-12-31 | 2014-04-02 | 杨润学 | Needle-free skin surface anastomat |
| CN104802373A (en) * | 2015-05-17 | 2015-07-29 | 耿晓冬 | Injection mold in front-mold multi-cavity unit point all-round core-pulling variable pouring mode |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106182629A (en) | 2016-12-07 |
| CN106182629B (en) | 2018-12-14 |
| CN106042284B (en) | 2017-07-07 |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
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| CB03 | Change of inventor or designer information |
Inventor after: Duan Shudong Inventor after: Sang Xiguang Inventor before: Duan Shudong Inventor before: Zhang Zuojian Inventor before: Sang Xiguang Inventor before: Chen Mingrui Inventor before: Song Guodong Inventor before: Huo Yingxia Inventor before: She Wenwen Inventor before: Yao Yun Inventor before: Wei Yiliang Inventor before: Xu Wennian |
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| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Sang Xiguang Inventor after: Duan Shudong Inventor before: Duan Shudong Inventor before: Sang Xiguang |
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| CP02 | Change in the address of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: 250000 Yingbei Road, Yucheng, Dezhou, Shandong, China (11 floor, 11011104 room, South Tower, innovation and entrepreneurship building) Patentee after: Shandong Dongrui Biological Technology Co. Ltd. Address before: No. 396, west red temple, Central District, Ji'nan City, Shandong Province Patentee before: Shandong Dongrui Biological Technology Co. Ltd. |