CN107186974A - A kind of lateral heart back-off core-pulling device of injection molding mould fixed die - Google Patents
A kind of lateral heart back-off core-pulling device of injection molding mould fixed die Download PDFInfo
- Publication number
- CN107186974A CN107186974A CN201710609077.2A CN201710609077A CN107186974A CN 107186974 A CN107186974 A CN 107186974A CN 201710609077 A CN201710609077 A CN 201710609077A CN 107186974 A CN107186974 A CN 107186974A
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- block
- centripetal
- slider
- core
- thread
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Classifications
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- 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
- B29C45/44—Removing or ejecting moulded articles for undercut articles
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention discloses a kind of lateral heart back-off core-pulling device of injection molding mould fixed die, including center wedge (1), centripetal inverted buckle slider (2), diagonal block (3), boosting bar (4), spring (5).The center wedge that the present invention is used is provided with core slideway；Centripetal inverted buckle slider is provided with traverse rod, and two or so mutually symmetrical centripetal inverted buckle sliders are referred to as left slider and right sliding block, and left slider is provided with left end of thread, left chute, and right sliding block is provided with right end of thread, right rail；Two or so mutually symmetrical diagonal blocks are referred to as Zola's block and right pulling block, and Zola's block is provided with left slide rail, and right pulling block is provided with right slide rail；During work, center wedge and diagonal block are extracted out with panel out of cover half support plate, move in the synchronous direction towards center wedge of left slider, right sliding block, make left end of thread and the right end of thread technical scheme that core pulling comes out from the centripetal back-off structure of product respectively, make the core_pulling demoulding of the lateral heart back-off of injection molding mould fixed die, reached simplified structure, reliable operation, reduced the purpose of cost.
Description
Technical field
The present invention relates to a kind of core-pulling demolding device of injection mold, specifically refer to be located at the cover half side of injection mold, pin
A kind of lateral heart back-off core-pulling device of injection molding mould fixed die of centripetal core_pulling is carried out to centripetal back-off.
Background technology
Explanation：Back-off refer to the flange that core_pulling demoulding direction is intersected with the folding direction of mould in injection-molded item, fastener or
Convex rib structure；Centripetal back-off refers to that two core pulling directions of product are relative and back-off structure of coaxial line；Centrifugation back-off refers to product
Two core pullings are in opposite direction and back-off structure of coaxial line；Centripetal back-off core pulling refers to take off for the core pulling that centripetal back-off is carried out
Mould；The injection-molded item that upper and lower surface is equipped with back-off is referred to as two back-off product, must for the injection mold of two back-off product
Simultaneously back-off core-pulling device must be set in dynamic model and cover half respectively；Taken out present document relates to the centripetal back-off for being located at injection molding mould fixed die side
Core apparatus.
For the core pulling of the lateral heart back-off of cover half, prior art is used carries out oblique pull core pulling by the oblique slide core block of hydraulic oil cylinder driving,
Because cylinder efficient is related to hydraulic power source, oil circuit, control, non-return locking, complicated, link is more, potential malfunctioning node is more, makes
Obtain fault rate high, poor reliability, operation expense are high, in addition, oil cylinder takes mould inside space greatly, cause mould body
Greatly, manufacturing cost is high；Therefore, the problem of prior art has complicated, poor reliability, high cost and deficiency.
The content of the invention
The problem of existing for above-mentioned prior art with it is not enough, the present invention is using by center wedge, centripetal inverted buckle slider, tiltedly
The device that pulling block, boosting bar, spring are constituted, wherein, center wedge is provided with core slideway；Centripetal inverted buckle slider is provided with traverse rod, two
The mutually symmetrical centripetal inverted buckle slider in left and right is referred to as left slider and right sliding block, and left slider is provided with left end of thread, left chute, right cunning
Block is provided with right end of thread, right rail；Two or so mutually symmetrical diagonal blocks are referred to as Zola's block and right pulling block, and Zola's block is provided with
Left slide rail, right pulling block is provided with right slide rail；Center wedge, centripetal inverted buckle slider and diagonal block are located in the resettlement groove of cover half support plate,
It is fixedly connected above center wedge and diagonal block with the panel of cover half, centripetal inverted buckle slider is through the traverse rod and the resettlement groove
The translot that is correspondingly arranged of bottom land slide and be fastened and connected, Zola's block and right pulling block are located at the left and right two of center wedge respectively
Side, the left slider is located between Zola's block and center wedge, and the right sliding block is located between right pulling block and center wedge, described
Left slider and Zola's block are slided through the left chute with left slide rail to be fastened and connected, and the right sliding block and right pulling block are through the right rail
Slide and be fastened and connected with right slide rail；Fixed mold is fixed on below cover half support plate, and locating dowel, institute are provided with above fixed mold
Locating dowel is stated to be slidably disposed in the core slideway of center wedge；The left end of thread and right end of thread are entrenched in fixed mold respectively
The side of left and right two；Left and right two parts of cover half support plate She You not be cased with the boosting bar of spring, and boosting bar pushing tow is in centripetal back-off
At the centrifugation side of sliding block；
During work, mould die sinking, cover half support plate separates in advance with panel, afterwards, dynamic model and cover half row parting again；Cover half is carried
When plate is separated with panel, center wedge and diagonal block are extracted out with panel out of cover half support plate resettlement groove, at the same time, by described
Left slide rail and left chute, right slide rail and right rail, the effect of traverse rod, the left slider, right sliding block are synchronous towards center wedge
Vertical center line is moved, and makes the left end of thread and the right end of thread skill that core_pulling demoulding comes out from the centripetal back-off structure of product respectively
There is provided a kind of lateral heart back-off core-pulling device of injection molding mould fixed die for art scheme, it is intended to makes the lateral heart back-off of injection molding mould fixed die
Core_pulling demoulding, reaches simplified structure, reliable operation, reduces the purpose of cost.
The object of the present invention is achieved like this：A kind of lateral heart back-off core-pulling device of injection molding mould fixed die, including center
Voussoir, centripetal inverted buckle slider, diagonal block, boosting bar, spring, wherein：Described center wedge is that small grade is oblique under main view is presented greatly
Side is trapezoidal, steel components of the center provided with core slideway；
Described centripetal inverted buckle slider is to be provided with below the steel components of main view parallelogram, centripetal inverted buckle slider
Left and right directions, cross section slide rail in T shape are referred to as traverse rod, and two or so mutually symmetrical centripetal inverted buckle sliders are referred to as a left side
Sliding block and right sliding block；Left end of thread of the right provided with moulded products opening back-off structure to the right, the left side below the left slider
The left surface of sliding block provided with being tilted to the right from top to bottom, the groove that cross section is in T shape is referred to as left chute；Under the right sliding block
Right end of thread of the face left side provided with moulded products opening back-off structure to the left, the right flank of the right sliding block is provided with from top to bottom to the left
Tilt, the groove that cross section is in T shape is referred to as right rail；
Described diagonal block is that up-small and down-big, main view is in the trapezoidal steel components of PDX, and two or so mutually symmetrical
Diagonal block is referred to as Zola's block and right pulling block；The right flank protrusion of Zola's block provided with being tilted to the right from top to bottom, it is transversal
Face slide rail in T shape is referred to as left slide rail；The left surface protrusion of the right pulling block provided with being tilted to the left from top to bottom, cross section is in
T-shaped slide rail is referred to as right slide rail；
Center wedge, centripetal inverted buckle slider and diagonal block are located in the resettlement groove of cover half support plate, center wedge and diagonal block
Above be fixedly connected with the panel of cover half, bottom land of the centripetal inverted buckle slider through the traverse rod and the resettlement groove is correspondingly arranged
Translot is slided and is fastened and connected, and Zola's block and right pulling block are located at the side of left and right two of center wedge respectively, and the left slider is located at
Between Zola's block and center wedge, the right sliding block is located between right pulling block and center wedge, the left slider and Zola's block warp
The left chute is slided with left slide rail and is fastened and connected, and the right sliding block and right pulling block are slided through the right rail and right slide rail and fastened
Connection；Fixed mold is fixed on below cover half support plate, and locating dowel is provided with above fixed mold, and the locating dowel is slidably disposed in
In the core slideway of center wedge；The left end of thread and right end of thread are entrenched in the side of left and right two of fixed mold respectively；It is fixed
Left and right two parts of mould support plate She You not be cased with the boosting bar of spring, and boosting bar pushing tow is in the centrifugation side of centripetal inverted buckle slider
Place, the centrifugation side is the side relative with the left end of thread of centripetal inverted buckle slider or right end of thread；
Described boosting bar is the cylinder step steel components that middle part is provided with flange, and described spring is cylindrical screw pressure
Contracting spring.
Operation principle and beneficial effect
During work, mould die sinking, cover half support plate separates in advance with panel, afterwards, dynamic model and cover half row parting again；Cover half is carried
When plate is separated with panel, center wedge and diagonal block are extracted out with panel out of cover half support plate resettlement groove, at the same time, by described
Left slide rail and left chute, right slide rail and right rail, the effect of traverse rod, the left slider, right sliding block are synchronous towards center wedge
Vertical center line is moved, and making the left end of thread and right end of thread, core_pulling demoulding comes out from the centripetal back-off structure of product respectively；It
Afterwards, dynamic model and cover half parting, Angle Pin promote transverse slider to depart from product, and the centrifugation back-off of product is stripped, afterwards, straight push rod top
Pushing product depart from dynamic mould core.The acting as of spring and boosting bar keep centripetal inverted buckle slider in the resettlement groove it is centripetal become
Capable pressure.
The present apparatus is simple in construction, reliable operation, makes the core-drawing demoulding mechanism of the lateral heart back-off of injection molding mould fixed die, simplifies
Structure, eliminate incipient fault hidden danger, reduce cost.
Above-mentioned, the present invention uses the device being made up of center wedge, centripetal inverted buckle slider, diagonal block, boosting bar, spring,
Wherein, center wedge is provided with core slideway；Centripetal inverted buckle slider is provided with traverse rod, two or so mutually symmetrical centripetal inverted buckle sliders point
Also known as it is left slider and right sliding block, left slider is provided with left end of thread, left chute, and right sliding block is provided with right end of thread, right rail；Two or so
Mutually symmetrical diagonal block is referred to as Zola's block and right pulling block, and Zola's block is provided with left slide rail, and right pulling block is provided with right slide rail；Center
Voussoir, centripetal inverted buckle slider and diagonal block are located in the resettlement groove of cover half support plate, with cover half above center wedge and diagonal block
Panel be fixedly connected, the translot that bottom land of the centripetal inverted buckle slider through the traverse rod and the resettlement groove is correspondingly arranged, which is slided, to be fastened
Connection, Zola's block and right pulling block are located at the side of left and right two of center wedge respectively, and the left slider is located at Zola Kuai Yu centers
Between voussoir, the right sliding block is located between right pulling block and center wedge, the left slider and Zola's block through the left chute with
Left slide rail is slided and is fastened and connected, and the right sliding block and right pulling block are slided with right slide rail through the right rail and be fastened and connected；Cover half type
Core is fixed on below cover half support plate, and locating dowel is provided with above fixed mold, and the locating dowel is slidably disposed in center wedge
In the core slideway；The left end of thread and right end of thread are entrenched in the side of left and right two of fixed mold respectively；A left side for cover half support plate
Right two parts She You not be cased with the boosting bar of spring, and boosting bar pushing tow is at the centrifugation side of centripetal inverted buckle slider；
During work, mould die sinking, cover half support plate separates in advance with panel, afterwards, dynamic model and cover half row parting again；Cover half is carried
When plate is separated with panel, center wedge and diagonal block are extracted out with panel out of cover half support plate resettlement groove, at the same time, by described
Left slide rail and left chute, right slide rail and right rail, the effect of traverse rod, the left slider, right sliding block are synchronous towards center wedge
Vertical center line is moved, and makes the left end of thread and the right end of thread skill that core_pulling demoulding comes out from the centripetal back-off structure of product respectively
Art scheme, overcomes the problem of prior art has complicated, poor reliability, high cost and a kind of note that is not enough, being provided
The lateral heart back-off core-pulling device of mould cover half, makes the core_pulling demoulding of the lateral heart back-off of injection molding mould fixed die, has reached simplified knot
Structure, reliable operation, the purpose for reducing cost.
Brief description of the drawings
Fig. 1 is a kind of main view section view of the lateral heart back-off core-pulling device of injection molding mould fixed die of the present invention in application mould
Structural representation；
Fig. 2 is the extraction enlarged drawing in A portions in Fig. 1；
Fig. 3 is a kind of lateral heart back-off core-pulling device of injection molding mould fixed die of the present invention, is operated in left end of thread 21 and right button
Core pulling comes out the principle schematic of tense from the structure of centripetal back-off 031 of product 03 respectively at end 22；
Fig. 4 is the extraction enlarged drawing in B portions in Fig. 3；
Fig. 5 is a kind of application mould of the lateral heart back-off core-pulling device of injection molding mould fixed die of the present invention, is operated in dynamic model
02 promotes the principle schematic of the disengaging tense of product 03 of transverse slider 022 with the parting of cover half 01, Angle Pin 015；
Fig. 6 is a kind of application mould of the lateral heart back-off core-pulling device of injection molding mould fixed die of the present invention, is operated in straight top
The pushing tow product 03 of bar 023 departs from the principle schematic of tense with dynamic mould core 021.
Embodiment in below in conjunction with the accompanying drawings is described in further detail to the present invention, but should not be construed as to the present invention's
Any limitation.
In figure：Center wedge 1, centripetal inverted buckle slider 2, left end of thread 21, right end of thread 22, diagonal block 3, boosting bar 4, spring 5,
Cover half 01, panel 011, cover half support plate 012, cover half die cavity 013, fixed mold 014, Angle Pin 015, limit pull rod 016, support
Guide pillar 017, dynamic model 02, dynamic mould core 021, transverse slider 022, straight push rod 023, product 03, centripetal back-off 031, centrifugation back-off
032。
Embodiment
Refering to Fig. 1~Fig. 6, a kind of lateral heart back-off core-pulling device of injection molding mould fixed die of the invention, including center wedge
1st, centripetal inverted buckle slider 2, diagonal block 3, boosting bar 4, spring 5, wherein：Described center wedge 1 is small etc. under main view is presented greatly
Hypotenuse is trapezoidal, steel components of the center provided with core slideway；
Described centripetal inverted buckle slider 2 is to be set below the steel components of main view parallelogram, centripetal inverted buckle slider 2
There are left and right directions, cross section slide rail in T shape referred to as traverse rod, two or so mutually symmetrical centripetal inverted buckle sliders 2 claim respectively
For left slider and right sliding block；The right is open the left end of thread of back-off structure to the right provided with moulded products 03 below the left slider
21, the left surface of the left slider provided with being tilted to the right from top to bottom, the groove that cross section is in T shape is referred to as left chute；It is described
The left side is open the right end of thread 22 of back-off structure to the left provided with moulded products 03 below right sliding block, and the right flank of the right sliding block is set
Have be tilted to the left from top to bottom, the groove referred to as right rail that cross section is in T shape；
Described diagonal block 3 is that up-small and down-big, main view is in the trapezoidal steel components of PDX, and two or so mutually symmetrical
Diagonal block 3 is referred to as Zola's block and right pulling block；The right flank protrusion of Zola's block provided with being tilted to the right from top to bottom, it is transversal
Face slide rail in T shape is referred to as left slide rail；The left surface protrusion of the right pulling block provided with being tilted to the left from top to bottom, cross section is in
T-shaped slide rail is referred to as right slide rail；
Center wedge 1, centripetal inverted buckle slider 2 and diagonal block 3 are located in the resettlement groove of cover half support plate 012, the He of center wedge 1
It is fixedly connected above diagonal block 3 with the panel 011 of cover half 01, centripetal inverted buckle slider 2 is through the traverse rod and the resettlement groove
The translot that bottom land is correspondingly arranged is slided and is fastened and connected, and Zola's block and right pulling block are located at the side of left and right two of center wedge 1 respectively,
The left slider is located between Zola's block and center wedge 1, and the right sliding block is located between right pulling block and center wedge 1, described
Left slider and Zola's block are slided through the left chute with left slide rail to be fastened and connected, and the right sliding block and right pulling block are through the right rail
Slide and be fastened and connected with right slide rail；Fixed mold 014 is fixed on below cover half support plate 012, is provided with above fixed mold 014
Locating dowel, the locating dowel is slidably disposed in the core slideway of center wedge 1；The left end of thread 21 and right end of thread 22 distinguish embedding
Close in the side of the left and right of fixed mold 014 two；Left and right two parts of cover half support plate 012 She You not be cased with the boosting bar of spring 5
4, the pushing tow of boosting bar 4 at the centrifugation side of centripetal inverted buckle slider 2, it is described centrifugation side be with described in centripetal inverted buckle slider 2
The left relative side of end of thread 21 or right end of thread 22；
Described boosting bar 4 is the cylinder step steel components that middle part is provided with flange, and described spring 5 is cylindrical screw
Compression spring.
Operation principle and beneficial effect
During work, mould die sinking, cover half support plate 012 is separated in advance with panel 011, and afterwards, dynamic model 02 is gone again with cover half 01
Parting；When cover half support plate 012 is separated with panel 011, center wedge 1 and diagonal block 3 are with panel 011 from the peace of cover half support plate 012
Extraction in groove is put, at the same time, is acted on by the left slide rail with left chute, right slide rail and right rail, traverse rod, the left cunning
The synchronous vertical center line towards center wedge 1 of block, right sliding block is moved, and makes the left end of thread 21 and right end of thread 22 respectively from product
Core_pulling demoulding comes out in 03 structure of centripetal back-off 031；Afterwards, dynamic model 02 and the parting of cover half 01, Angle Pin 015 promote horizontal cunning
Block 022 departs from product 03, and the centrifugation back-off 032 of product 03 is stripped, afterwards, straight the pushing tow product 03 of push rod 023 and dynamic mould core 021
Depart from.The acting as of spring 5 and boosting bar 4 keep centripetal inverted buckle slider 2 in the resettlement groove it is centripetal become capable pressure.
The present apparatus is simple in construction, reliable operation, makes the core-drawing demoulding mechanism of the lateral heart back-off of injection molding mould fixed die, simplifies
Structure, eliminate incipient fault hidden danger, reduce cost.
Claims (1)
1. a kind of lateral heart back-off core-pulling device of injection molding mould fixed die, including center wedge (1), centripetal inverted buckle slider (2), oblique pull
Block (3), boosting bar (4), spring (5), it is characterised in that：Described center wedge (1) is the hypotenuse ladder such as small under main view is presented greatly
Shape, center are provided with the steel components of core slideway；
Described centripetal inverted buckle slider (2) is to be set below the steel components of main view parallelogram, centripetal inverted buckle slider (2)
There are left and right directions, cross section slide rail in T shape referred to as traverse rod, two or so mutually symmetrical centripetal inverted buckle sliders (2) are respectively
Referred to as left slider and right sliding block；The right is open the left button of back-off structure to the right provided with moulded products (03) below the left slider
Hold (21), the left surface of the left slider provided with being tilted to the right from top to bottom, the groove that cross section is in T shape is referred to as left chute；
The left side is open the right end of thread (22) of back-off structure to the left provided with moulded products (03) below the right sliding block, the right sliding block
Right flank provided with being tilted to the left from top to bottom, the groove referred to as right rail that cross section is in T shape；
Described diagonal block (3) be up-small and down-big, main view in the trapezoidal steel components of PDX, two or so are mutually symmetrical oblique
Pulling block (3) is referred to as Zola's block and right pulling block；The right flank protrusion of Zola's block provided with being tilted to the right from top to bottom, it is transversal
Face slide rail in T shape is referred to as left slide rail；The left surface protrusion of the right pulling block provided with being tilted to the left from top to bottom, cross section is in
T-shaped slide rail is referred to as right slide rail；
Center wedge (1), centripetal inverted buckle slider (2) and diagonal block (3) are located in the resettlement groove of cover half support plate (012), center wedge
It is fixedly connected above block (1) and diagonal block (3) with the panel (011) of cover half (01), centripetal inverted buckle slider (2) is through the traverse rod
Slide and be fastened and connected with the translot that the bottom land of the resettlement groove is correspondingly arranged, Zola's block and right pulling block are located at center wedge respectively
The side of left and right two of block (1), the left slider be located between Zola's block and center wedge (1), the right sliding block be located at right pulling block and
Between center wedge (1), the left slider and Zola's block are slided with left slide rail through the left chute and are fastened and connected, the right sliding block
Slide and be fastened and connected with right slide rail through the right rail with right pulling block；Fixed mold (014) is fixed under cover half support plate (012)
Locating dowel is provided with above face, fixed mold (014), the locating dowel is slidably disposed in the core slideway of center wedge (1)；
The left end of thread (21) and right end of thread (22) are entrenched in the side of left and right two of fixed mold (014) respectively；Cover half support plate (012)
Left and right two parts She You not be cased with the boosting bar (4) of spring (5), centrifugation of boosting bar (4) pushing tow in centripetal inverted buckle slider (2)
At side, the centrifugation side is the left end of thread (21) with centripetal inverted buckle slider (2) or the relative side of right end of thread (22)；
Described boosting bar (4) is the cylinder step steel components that middle part is provided with flange, and described spring (5) is cylindrical screw
Compression spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710609077.2A CN107186974A (en) | 2017-07-11 | 2017-07-11 | A kind of lateral heart back-off core-pulling device of injection molding mould fixed die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710609077.2A CN107186974A (en) | 2017-07-11 | 2017-07-11 | A kind of lateral heart back-off core-pulling device of injection molding mould fixed die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107186974A true CN107186974A (en) | 2017-09-22 |
Family
ID=59884876
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710609077.2A Withdrawn CN107186974A (en) | 2017-07-11 | 2017-07-11 | A kind of lateral heart back-off core-pulling device of injection molding mould fixed die |
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| Country | Link |
|---|---|
| CN (1) | CN107186974A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109016395A (en) * | 2018-08-31 | 2018-12-18 | 金陵科技学院 | A kind of injection mold of novel secondary core pulling |
-
2017
- 2017-07-11 CN CN201710609077.2A patent/CN107186974A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109016395A (en) * | 2018-08-31 | 2018-12-18 | 金陵科技学院 | A kind of injection mold of novel secondary core pulling |
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| SE01 | Entry into force of request for substantive examination | ||
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20170922 |
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| WW01 | Invention patent application withdrawn after publication |