CN106738685A - Duo Ban Harvards formula demolding structure mould - Google Patents
Duo Ban Harvards formula demolding structure mould Download PDFInfo
- Publication number
- CN106738685A CN106738685A CN201611211088.7A CN201611211088A CN106738685A CN 106738685 A CN106738685 A CN 106738685A CN 201611211088 A CN201611211088 A CN 201611211088A CN 106738685 A CN106738685 A CN 106738685A
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- Prior art keywords
- core
- screw thread
- pipe screw
- plate
- sliding block
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- 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.)
- Pending
Links
- 238000000465 moulding Methods 0.000 claims abstract description 8
- 238000007790 scraping Methods 0.000 claims description 13
- 230000005540 biological transmission Effects 0.000 claims description 3
- 150000001875 compounds Chemical class 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- 238000002347 injection Methods 0.000 abstract description 6
- 239000007924 injection Substances 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000001746 injection moulding Methods 0.000 abstract description 3
- 239000000047 product Substances 0.000 description 15
- 238000005516 engineering process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 238000009966 trimming 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
- B29C45/33—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
- B29C45/2602—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
- B29C45/2701—Details not specific to hot or cold runner channels
-
- 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
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2031/00—Other particular articles
- B29L2031/725—Drawing or writing equipment
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention provides Duo Ban Harvards formula demolding structure mould, including mould die carrier structure component, molding assembly, Leave out thread mechanism assembly, mold ejection mechanism component；The mould structure layout is the chamber of a mould four, and it is central spot pouring mouth mode to enter to pour mode；Runner and each half of cast gate are arranged on left slider, right sliding block, are setting running channel mode on sliding block, and integrated poured runner is closed and formed by left slider, right sliding block valve；The injection mold of the present invention provided using above-mentioned technical proposal, overcome in cap for brush product molding injection molding process, product cast gate difficulty is opened up, overlap is more, fill the actual production problem such as not full, can realize that the zero-fault of the said goods automates molding production with simple mechanism, be effectively guaranteed forming quality of products；Reasonable in design, compact conformation is safe and reliable.
Description
Technical field
The present invention relates to injection mold mechanism design field, specially Duo Ban Harvards formula demolding structure mould.
Background technology
As shown in figure 1, during cap for brush injection moulding, small product size is relatively small and its problems such as special shape matching, causes
It is molded and enters to pour mode and is difficult to ensure that the non-trimming of product and fills the Forming Quality such as full, must the special Leave out thread mechanism of design
And automation of the mould structure to complete product is molded production.
The content of the invention
The technical problems to be solved by the invention are to provide Duo Ban Harvards formula demolding structure mould, reasonable in design, structure
Compact, working stability is safe and reliable, easy-to-use；To solve above-mentioned existing technical problem, the present invention uses following scheme：
Duo Ban Harvards formula demolding structure mould, including core mold insert, central core bar, pipe screw thread core, pipe screw thread axle sleeve, pipe screw thread core
Gear, thread bush, left slider, right sliding block, the T-shaped guide groove of sliding block, bearing, two grades of intermediate drive gears, intermediate gear shaft, power cones
Gear, driven wheel of differential, one-level intermediate drive gear, upper clamping plate, impression bolster, scraping wings, core fixing plate, dynamic model pad
Plate, support block cushion block, thimble cover plate, thimble push plate, die shoe plate, release link, middle support department.
Preferably, the mould die carrier structure component includes that upper clamping plate, impression bolster, scraping wings, core are fixed
Plate, dynamic model backing plate, support block cushion block, thimble cover plate, thimble push plate, die shoe plate, release link, middle support department.
Preferably, the molding assembly includes left slider, right sliding block, core mold insert, pipe screw thread core；Core mold insert with
Central core bar fastening is coupled；Left slider, right sliding block constitute mold cavity, are the box-like Harvard slide block structure of valve；Left slider, right sliding block
It is installed on impression bolster by the T-shaped guide groove of sliding block, the demoulding that completion product die cavity is opened in side is completed in cover half side.
Preferably, the Leave out thread mechanism assembly include pipe screw thread core, pipe screw thread axle sleeve, pipe screw thread core gear,
Thread bush, bearing, two grades of intermediate drive gears, intermediate gear shaft, power bevel gear, driven wheel of differential, one-level intermediate transmission teeth
Wheel；Pipe screw thread core is installed on pipe screw thread axle sleeve, and pipe screw thread axle sleeve is installed on core fixing plate；Thread bush is installed on dynamic model
On backing plate, thread core lower end coordinates with screw thread external threading and is coupled；Power bevel gear is installed on dynamic model backing plate, from mantle tooth
Wheel, one-level intermediate drive gear are installed on core and fix after screw is coupled composition compound gear by central shaft and bearing
On plate, dynamic model backing plate, two grades of intermediate drive gears are installed on core fixing plate, dynamic model backing plate by heart axle and bearing, take off spiral shell
Line core pulling power passes to driven wheel of differential by power bevel gear；Dynamic bevel gear drives one-level intermediate drive gear to rotate, and one
The two pipe screw thread core pinion rotations in level intermediate drive gear driven mold center, then two, center pipe screw thread core gear is logical
Cross two pipe screw thread core pinion rotations on two grades of intermediate drive gear driven mold sides.
Preferably, the mold ejection mechanism component includes scraping wings, thimble cover plate, thimble push plate, release link, middle support
Department；Scraping wings is fastened with release link by screw and is coupled, so that, the release of product is push pedal release mode.
Preferably, the mould structure layout is the chamber of a mould four, it is central spot pouring mouth mode to enter to pour mode；Runner and pour
Each half of mouth is arranged on left slider, right sliding block, is setting running channel mode on sliding block, and integrated poured runner is by left slider, right cunning
Block valve is closed and formed.
Beneficial effect：The Duo Ban Harvards formula demolding structure mould that the present invention is provided using above-mentioned technical proposal, overcomes
In cap for brush product molding injection molding process, product cast gate difficulty is opened up, and overlap is more, fill the actual production problem, energy such as not full
Realize that the zero-fault of the said goods automates molding production with simple mechanism, be effectively guaranteed forming quality of products；Structure
Reasonable in design, compact conformation, working stability is safe and reliable, easy-to-use.
Brief description of the drawings
Fig. 1 is Duo Ban Harvards formula demolding structure mould institute of the present invention application product schematic diagram；
Fig. 2 is Duo Ban Harvards formula demolding structure mould structure schematic layout pattern of the present invention；
Fig. 3 is Duo Ban Harvards formula demolding structure mold mechanism scheme of installation of the present invention.
Specific embodiment
Fig. 1-3 show related description figure of the present invention；Duo Ban Harvards formula demolding structure mould, including core mold insert 1, in
Centre core bar 2, pipe screw thread core 3, pipe screw thread axle sleeve 4, pipe screw thread core gear 5, thread bush 6, left slider 7, right sliding block 8, sliding block T
Type guide groove 9, bearing 10, two grades of intermediate drive gears 11, intermediate gear shaft 12, power bevel gear 13, driven wheels of differential 14, one-level
Intermediate drive gear 15, upper clamping plate 16, impression bolster 17, scraping wings 18, core fixing plate 19, dynamic model backing plate 20, support block
Cushion block 21, thimble cover plate 22, thimble push plate 23, die shoe plate 24, release link 25, middle support department 26, as shown in Figure 2 and Figure 3.
The mould die carrier structure component includes upper clamping plate 16, impression bolster 17, scraping wings 18, core fixing plate
19th, dynamic model backing plate 20, support block cushion block 21, thimble cover plate 22, thimble push plate 23, die shoe plate 24, release link 25, middle support department 26.
The molding assembly includes left slider 7, right sliding block 8, core mold insert 1, pipe screw thread core 3；Core mold insert 1 and center
The fastening of core bar 2 is coupled；Left slider 7, right sliding block 8 constitute mold cavity, are the box-like Harvard slide block structure of valve；Left slider 7, right sliding block
8 are installed on impression bolster 17 by the T-shaped guide groove 9 of sliding block, and the demoulding that completion product die cavity is opened in side is completed in cover half side.
The Leave out thread mechanism assembly includes pipe screw thread core 3, pipe screw thread axle sleeve 4, pipe screw thread core gear 5, thread bush
6th, passed in the middle of 10, two grades of intermediate drive gears 11 of bearing, intermediate gear shaft 12, power bevel gear 13, driven wheel of differential 14, one-level
Moving gear 15；Pipe screw thread core 3 is installed on pipe screw thread axle sleeve 4, and pipe screw thread axle sleeve 4 is installed on core fixing plate 19；Screw thread
Set 6 is installed on dynamic model backing plate 20, and the lower end of thread core 3 coordinates with the screw thread of thread bush 6 and is coupled；Power bevel gear 13 is installed on dynamic
On die-cushion plate 20, driven wheel of differential 14, one-level intermediate drive gear 15 pass through center after screw is coupled composition compound gear
Axle is installed on core fixing plate 19, dynamic model backing plate 20 with bearing, and two grades of intermediate drive gears 11 are installed by heart axle with bearing
In on core fixing plate 19, dynamic model backing plate 20, Leave out thread core pulling power passes to driven wheel of differential 14 by power bevel gear 13；
Dynamic bevel gear 14 drives one-level intermediate drive gear 15 to rotate, two pipe screw threads in the driven mold of one-level intermediate drive gear 15 center
Core gear 5 is rotated, and then two, center pipe screw thread core gear 5 is by two grades of driven mold sides of intermediate drive gear 11 two
Individual pipe screw thread core gear 5 is rotated.
The mold ejection mechanism component includes scraping wings 18, thimble cover plate 22, thimble push plate 23, release link 25, middle support
Department 26；Scraping wings 18 is fastened with release link 25 by screw and is coupled, so that, the release of product is push pedal release mode.
The mould structure layout is the chamber of a mould four, and it is central spot pouring mouth mode to enter to pour mode；Runner and each half of cast gate
It is arranged on left slider 7, right sliding block 8, is setting running channel mode on sliding block, integrated poured runner is by left slider 7, the valve of right sliding block 8
Conjunction is formed.
During real work, as shown in figure 3, its motion operation principle is as follows：
1）Leave out thread mold injection is finished, and before die sinking, power bevel gear 13 acts, and drives dynamic bevel gear 14, one-level intermediate transmission
Gear 15,5, two grades of intermediate drive gears 11 of pipe screw thread core gear are rotated, and complete Leave out thread work(on the product of pipe screw thread core 3
Energy；
2）Side core_pulling demoulding mould under the drive of Injection Motor Template, open, and left slider 7, right sliding block 8 exist by mold cavity
Along the T-shaped downslide side core-pulling of guide groove 9 of sliding block in cover half, so that the box-like die cavity of valve for completing to constitute is opened, the type of product side is completed
The chamber demoulding；
3）After the core_pulling demoulding of ejection die cavity side, injection machine push rod promotes thimble push plate 23, so as to be pushed away by release link 25
Flitch 18 releases product from push pedal on core mold insert 1, completes whole demouldings of whole product；
4）When resetting, the action of power bevel gear 13 drives pipe screw thread core 3 first to reset, and is then that scraping wings 18 is pushed back
Reset, last left slider 7, right sliding block 8 are pushed back reset, mould closure waits the beginning of next injection cycle.
Specific embodiment described herein is only the technology neck belonging to the present invention to the present invention spiritual explanation for example
The technical staff in domain can be made various modifications or supplement to described specific embodiment or be replaced using similar mode
Generation, but without departing from spirit of the invention or surmount scope defined in appended claims.
Claims (6)
1. Duo Ban Harvards formula demolding structure mould, including core mold insert（1）, central core bar（2）, pipe screw thread core（3）, pipe screw thread
Axle sleeve（4）, pipe screw thread core gear（5）, thread bush（6）, left slider（7）, right sliding block（8）, the T-shaped guide groove of sliding block（9）, bearing
（10）, two grades of intermediate drive gears（11）, intermediate gear shaft（12）, power bevel gear（13）, driven wheel of differential（14）, in one-level
Between travelling gear（15）, upper clamping plate（16）, impression bolster（17）, scraping wings（18）, core fixing plate（19）, dynamic model backing plate
（20）, support block cushion block（21）, thimble cover plate（22）, thimble push plate（23）, die shoe plate（24）, release link（25）, middle support department
（26）.
2., according to claim 1 Duo Ban Harvards formula demolding structure mould, the mould die carrier structure component includes upper clamping plate
（16）, impression bolster（17）, scraping wings（18）, core fixing plate（19）, dynamic model backing plate（20）, support block cushion block（21）, thimble
Cover plate（22）, thimble push plate（23）, die shoe plate（24）, release link（25）, middle support department（26）.
3., according to claim 1 Duo Ban Harvards formula demolding structure mould, the molding assembly includes left slider（7）, right sliding block
（8）, core mold insert（1）, pipe screw thread core（3）；Core mold insert（1）With central core bar（2）Fastening is coupled；Left slider（7）, right cunning
Block（8）Mold cavity is constituted, is the box-like Harvard slide block structure of valve；Left slider（7）, right sliding block（8）By the T-shaped guide groove of sliding block（9）
It is installed on impression bolster（17）On, complete the demoulding that completion product die cavity is opened in side in cover half side.
4., according to claim 1 Duo Ban Harvards formula demolding structure mould, the Leave out thread mechanism assembly includes pipe screw thread core
（3）, pipe screw thread axle sleeve（4）, pipe screw thread core gear（5）, thread bush（6）, bearing（10）, two grades of intermediate drive gears（11）、
Intermediate gear shaft（12）, power bevel gear（13）, driven wheel of differential（14）, one-level intermediate drive gear（15）；Pipe screw thread core
（3）It is installed on pipe screw thread axle sleeve（4）On, pipe screw thread axle sleeve（4）It is installed on core fixing plate（19）On；Thread bush（6）It is installed on
Dynamic model backing plate（20）On, thread core（3）Lower end and thread bush（6）Screw thread coordinates and is coupled；Power bevel gear（13）It is installed on dynamic
Die-cushion plate（20）On, driven wheel of differential（14）, one-level intermediate drive gear（15）Lead to after screw is coupled composition compound gear
Cross central shaft and be installed on core fixing plate with bearing（19）, dynamic model backing plate（20）On, two grades of intermediate drive gears（11）By the heart
Axle is installed on core fixing plate with bearing（19）, dynamic model backing plate（20）On, Leave out thread core pulling power passes through power bevel gear（13）
Pass to driven wheel of differential（14）；Dynamic bevel gear（14）Drive one-level intermediate drive gear（15）Rotate, one-level intermediate transmission tooth
Wheel（15）The two pipe screw thread core gears in driven mold center（5）Rotate, then central two pipe screw thread core gears（5）Pass through
Two grades of intermediate drive gears（11）Two pipe screw thread core gears on driven mold side（5）Rotate.
5., according to claim 1 Duo Ban Harvards formula demolding structure mould, the mold ejection mechanism component includes scraping wings（18）、
Thimble cover plate（22）, thimble push plate（23）, release link（25）, middle support department（26）；Scraping wings（18）By screw and release link
（25）Fastening is coupled, so that, the release of product is push pedal release mode.
6., according to claim 1 Duo Ban Harvards formula demolding structure mould, the mould structure layout is the chamber of a mould four, enters to pour mode
It is central spot pouring mouth mode；Runner and each half of cast gate are arranged at left slider（7）, right sliding block（8）On, it is that running channel is set on sliding block
Mode, integrated poured runner is by left slider（7）, right sliding block（8）Valve is closed and formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611211088.7A CN106738685A (en) | 2016-12-24 | 2016-12-24 | Duo Ban Harvards formula demolding structure mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611211088.7A CN106738685A (en) | 2016-12-24 | 2016-12-24 | Duo Ban Harvards formula demolding structure mould |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106738685A true CN106738685A (en) | 2017-05-31 |
Family
ID=58920883
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611211088.7A Pending CN106738685A (en) | 2016-12-24 | 2016-12-24 | Duo Ban Harvards formula demolding structure mould |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106738685A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107839164A (en) * | 2017-12-07 | 2018-03-27 | 东风格特拉克汽车变速箱有限公司 | A kind of automotive transmission oil seal component and its anti-deformation injection molding forming method |
| CN110480959A (en) * | 2019-09-09 | 2019-11-22 | 广西科技大学 | Not slide block mechanism mold is breathed out in a kind of multidirectional core pulling of art hand basket lampshade |
| CN110587935A (en) * | 2019-09-03 | 2019-12-20 | 温州市爱好笔业有限公司 | Ejection mechanism of pen cap rapid forming die |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56169047A (en) * | 1980-05-31 | 1981-12-25 | Tamura Electric Works Ltd | Injection molding die |
| CN104924549A (en) * | 2015-07-14 | 2015-09-23 | 严鹏 | Pen cap thread injection mold |
| CN104924544A (en) * | 2015-07-14 | 2015-09-23 | 严鹏 | Cap thread demolding mechanism and die thereof |
| CN104943076A (en) * | 2015-07-14 | 2015-09-30 | 季音 | Shampoo bottle cap injection mold |
| CN105034269A (en) * | 2015-07-14 | 2015-11-11 | 严鹏 | Automatic production injection mold capable of achieving bottle capping automatically |
-
2016
- 2016-12-24 CN CN201611211088.7A patent/CN106738685A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56169047A (en) * | 1980-05-31 | 1981-12-25 | Tamura Electric Works Ltd | Injection molding die |
| CN104924549A (en) * | 2015-07-14 | 2015-09-23 | 严鹏 | Pen cap thread injection mold |
| CN104924544A (en) * | 2015-07-14 | 2015-09-23 | 严鹏 | Cap thread demolding mechanism and die thereof |
| CN104943076A (en) * | 2015-07-14 | 2015-09-30 | 季音 | Shampoo bottle cap injection mold |
| CN105034269A (en) * | 2015-07-14 | 2015-11-11 | 严鹏 | Automatic production injection mold capable of achieving bottle capping automatically |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107839164A (en) * | 2017-12-07 | 2018-03-27 | 东风格特拉克汽车变速箱有限公司 | A kind of automotive transmission oil seal component and its anti-deformation injection molding forming method |
| CN107839164B (en) * | 2017-12-07 | 2024-01-23 | 智新科技股份有限公司 | Assembly for sealing automobile transmission oil and deformation-preventing injection molding method thereof |
| CN110587935A (en) * | 2019-09-03 | 2019-12-20 | 温州市爱好笔业有限公司 | Ejection mechanism of pen cap rapid forming die |
| CN110480959A (en) * | 2019-09-09 | 2019-11-22 | 广西科技大学 | Not slide block mechanism mold is breathed out in a kind of multidirectional core pulling of art hand basket lampshade |
| CN110480959B (en) * | 2019-09-09 | 2024-03-05 | 广西科技大学 | Multidirectional core-pulling half slide block mechanism die of artistic basket lampshade |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170531 |