CN109878025A - A kind of novel injection molding thread cap mold - Google Patents
A kind of novel injection molding thread cap mold Download PDFInfo
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- CN109878025A CN109878025A CN201910163800.8A CN201910163800A CN109878025A CN 109878025 A CN109878025 A CN 109878025A CN 201910163800 A CN201910163800 A CN 201910163800A CN 109878025 A CN109878025 A CN 109878025A
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- 238000001746 injection moulding Methods 0.000 title claims abstract description 21
- 239000008358 core component Substances 0.000 claims abstract description 18
- 230000003247 decreasing effect Effects 0.000 claims description 11
- 238000000465 moulding Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The invention discloses a kind of novel injection molding thread cap molds, comprising: push plate, determines film and dynamic model at mold core component, in which: push plate, which is located at, to be determined above film, and push plate is equipped with through slot；Mold core component includes newel, the first ramp blocks, the second ramp blocks, third ramp blocks and the 4th ramp blocks；Newel, which passes through through slot and is fixed on, to be determined on film；First ramp blocks and the second ramp blocks are oppositely disposed in the two sides of newel and cooperate respectively with the side wall inclined plane of newel；The two sides of third ramp blocks and the 4th ramp blocks the first ramp blocks positioned opposite and the second ramp blocks line simultaneously cooperate with the side wall inclined plane of newel respectively；The lower section of mold core component is equipped with pusher；Dynamic model is located at the top of mold core component, and dynamic model is equipped with upper cavity.Easy to process, stable structure of the invention, strong applicability is safe and reliable in injection molding production process, easy to operate, positioning stablity.
Description
Technical field
The present invention relates to technical field of mold more particularly to a kind of novel injection molding thread cap molds.
Background technique
Traditional injection molding thread cap mold is in order to meet the requirement of production technology, basic setting using rotating stripping demoulding structure
Meter mode, there are molds to process the problems such as inconvenient, stability is poor for this design method, it would be highly desirable to improve.
Summary of the invention
Technical problem present in technology based on the above background, the present invention propose a kind of novel injection molding thread cap mold.
A kind of novel injection molding thread cap mold proposed by the present invention, comprising: push plate, determines film and dynamic model at mold core component,
In:
Push plate, which is located at, to be determined above film, and push plate is equipped with through slot up and down；
Mold core component includes newel, the first ramp blocks, the second ramp blocks, third ramp blocks and the 4th ramp blocks；Center
One end of column, which passes through through slot and is fixed on, determines on film；First ramp blocks and the second ramp blocks are respectively positioned in through slot, and the first ramp blocks
The two sides of newel are oppositely disposed in the second ramp blocks and are cooperated respectively with the side wall inclined plane of newel, and the cooperation inclined-plane is in
Spacing between stem center line is successively successively decreased from the bottom of newel to its top-direction；Third ramp blocks and the 4th ramp blocks
The two sides of first ramp blocks positioned opposite and the second ramp blocks line simultaneously cooperate with the side wall inclined plane of newel respectively, and the cooperation
Spacing between inclined-plane and newel center line is successively successively decreased from the bottom of newel to its top-direction；Third ramp blocks and the
Four ramp blocks are movably arranged in push plate respectively and as the up and down motion of push plate are carried out along the cooperation inclined-plane of newel side wall
Lower slider；It is respectively equipped with pattern portion at the top of first ramp blocks, the second ramp blocks, third ramp blocks and the 4th ramp blocks, and is worked as
The top surface in pattern portion and newel at the top of the first ramp blocks, the second ramp blocks, third ramp blocks and the 4th ramp blocks is located at
When in same plane, the pattern portion at the top of the first ramp blocks, the second ramp blocks, third ramp blocks and the 4th ramp blocks is mutual
Cooperatively form the pattern that outer wall has thread groove；
The lower section of mold core component is equipped with for pushing the first ramp blocks and the second ramp blocks to cooperate inclined-plane to carry out up and down along it
The pusher of sliding；
Dynamic model is located at the top of mold core component, and dynamic model is equipped with upper cavity, and upper cavity is covered on type under molding state
The periphery of mould simultaneously cooperates with pattern with the shape forming cavity between the inner wall of upper cavity and the outer wall of pattern.
Preferably, pusher includes liftout plate, the first demoulding mandril and the second demoulding mandril, and the liftout plate is located at fixed
The lower section of film, the first demoulding mandril and the second demoulding mandril are fixed on liftout plate vertically respectively, and the top of the first demoulding mandril
Portion passes through the bottom for determining film and the first ramp blocks against the top of the second demoulding mandril passes through the bottom for determining film and the second ramp blocks
Against.
Preferably, it is equipped with the liftout hole extended vertically in newel, is equipped with ejector beam in liftout hole, the ejector beam is fixed
It is mounted on liftout plate.
Preferably, the side wall of newel have the first inclined-plane, the second inclined-plane, third inclined-plane and the 4th inclined-plane, described first
Inclined-plane and the second inclined-plane are positioned opposite, and third inclined-plane and the 4th inclined-plane are positioned opposite, and from the bottom of newel to its top side
To the spacing between first inclined-plane, the second inclined-plane, third inclined-plane and the 4th inclined-plane and newel center line is successively passed
Subtract, third inclined-plane is equipped with the first lug boss arranged along its inclined direction, and the 4th inclined-plane is equipped with to be arranged along its inclined direction
The second lug boss；Side side of first lug boss far from third inclined-plane is parallel with third inclined-plane, and the second lug boss is remote
Side side from the 4th inclined-plane is parallel with the 4th inclined-plane, and the width of the first lug boss, the second lug boss is by close to newel
One be laterally away from newel side it is incremented by successively to form trapezoid cross section structural body；First ramp blocks and the first inclined-plane
Fitting, the second ramp blocks are bonded with the second inclined-plane, and third ramp blocks are equipped with the first guide groove being adapted to the first guide part, the
Three ramp blocks are bonded with third inclined-plane, and the first boss is slidably matched in the first guide groove and with the first guide groove, and the 4th
Ramp blocks are equipped with the second guide groove being adapted to the second lug boss, and the 4th ramp blocks are bonded with the 4th inclined-plane, the second lug boss
It is slidably matched in the second guide groove and with the second guide groove.
Preferably, push plate is equipped with to the groove for determining film direction recess, and the bottom of groove is equipped with the through-hole of perforation to be formed
Through slot；The third ramp blocks and the 4th ramp blocks are located in groove, and its bottom is bonded with the bottom surface of groove.
In the present invention, it is configured by the structure to mold core component, so that when die sinking, it can be by upper lift push plate with band
Dynamic third ramp blocks and the 4th ramp blocks are moved up along its cooperation inclined-plane, using between the cooperation inclined-plane and newel center line
The limitation that spacing is successively successively decreased is so that third ramp blocks and the 4th ramp blocks are gradually close, to drive third ramp blocks and the 4th tiltedly
Pattern portion at the top of the block of face is close to newel central part, so that its threaded portion and workpiece are threaded off；Then pass through pusher again
The first ramp blocks of mechanism urges and the second ramp blocks move up, to utilize the first ramp blocks and the second ramp blocks and newel center line
Between the limitation successively successively decreased of spacing so that the first ramp blocks and the second ramp blocks are gradually close, with drive the first ramp blocks and
Pattern portion at the top of second ramp blocks is close to newel central part, so that its threaded portion and workpiece are threaded off, to make each
Pattern portion threads off completely with workpiece, and removing workpiece can be completed demoulding work.Such structure mold is easy to process, stable structure,
Strong applicability, safe and reliable in injection molding production process, easy to operate, positioning stablity.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of novel injection molding thread cap mold proposed by the present invention；
Fig. 2 is a kind of 3 d effect graph of novel injection molding thread cap mold proposed by the present invention；
Fig. 3 is a kind of top view of the novel injection molding thread cap mold proposed by the present invention in the case where removing dynamic model state；
Fig. 4 be in Fig. 3 C1-C1 to sectional view；
Fig. 5 be in Fig. 3 C2-C2 to sectional view；
Fig. 6 is the enlarged drawing in Fig. 3 at C3.
Specific embodiment
In the following, technical solution of the present invention is described in detail by specific embodiment.
As shown in figures 1 to 6, Fig. 1 is a kind of structural schematic diagram of novel injection molding thread cap mold proposed by the present invention；Fig. 2
For a kind of 3 d effect graph of novel injection molding thread cap mold proposed by the present invention；Fig. 3 is that one kind proposed by the present invention is novel
It is molded top view of the thread cap mold in the case where removing dynamic model state；Fig. 4 be in Fig. 3 C1-C1 to sectional view；Fig. 5 is in Fig. 3
C2-C2 is to sectional view；Fig. 6 is the enlarged drawing in Fig. 3 at C3.
Referring to Fig.1-6, a kind of novel injection molding thread cap mold proposed by the present invention, comprising: push plate 1, is determined mold core component
Film 2 and dynamic model 3, in which: push plate 1, which is located at, determines 2 top of film, and push plate 1 is equipped with to the groove for determining 2 direction of film recess, the bottom of groove
Portion is equipped with the through-hole of perforation to form through slot.
Mold core component includes newel 10, the first ramp blocks 4, the second ramp blocks 5, third ramp blocks 6 and the 4th ramp blocks
7；One end of newel 10, which passes through through slot and is fixed on, determines on film 2；First ramp blocks 4 and the second ramp blocks 5 are respectively positioned in through slot, and
First ramp blocks 4 are oppositely disposed in the two sides of newel 10 with the second ramp blocks 5 and the side wall inclined plane with newel 10 is matched respectively
It closes, the spacing between 10 center line of the cooperation inclined-plane and newel is successively successively decreased from the bottom of newel 10 to its top-direction；
Third ramp blocks 6 and the 4th ramp blocks 7 are located in groove, and third ramp blocks 6 and first inclined-plane positioned opposite of the 4th ramp blocks 7
The two sides of 5 line of block 4 and the second ramp blocks simultaneously cooperate with the side wall inclined plane of newel 10, the cooperation inclined-plane and newel 10 respectively
Spacing between center line is successively successively decreased from the bottom of newel 10 to its top-direction；Third ramp blocks 6 and the 4th ramp blocks 7
It is movably arranged in push plate 1 respectively and as the up and down motion of push plate 1 along the cooperation inclined-plane of 10 side wall of newel carries out upper downslide
It is dynamic, so that third ramp blocks 6 and the top of the 4th ramp blocks 7 are close to each other when upper lift push plate 1.First ramp blocks 4, second are tiltedly
The top of face block 5, third ramp blocks 6 and the 4th ramp blocks 7 is respectively equipped with pattern portion a, and when the first ramp blocks 4, the second inclined-plane
When the pattern portion a at 7 top of block 5, third ramp blocks 6 and the 4th ramp blocks and the top surface of newel 10 are in the same plane,
Pattern portion a at the top of first ramp blocks 4, the second ramp blocks 5, third ramp blocks 6 and the 4th ramp blocks 7 is complemented each other to form
Outer wall has the pattern of thread groove.The lower section of mold core component is equipped with pusher 8, and the pusher 8 includes liftout plate 81, the
One demoulding mandril 82 and the second demoulding mandril 83, the liftout plate 81 are located at the lower section for determining film 2, the first demoulding mandril 82 and second
Demoulding mandril 83 is fixed on liftout plate 81 vertically respectively, and the top of the first demoulding mandril 82 passes through and determines film 2 and the first inclined-plane
The bottom of block 4 is against the top of the second demoulding mandril 83 passes through the bottom for determining film 2 and the second ramp blocks 5 against so that upper lift is pushed up
The first ramp blocks 4 and the second ramp blocks 5 can be pushed to cooperate inclined-plane to move up along it when ejecting plate 81, so that the top of the two exists
It can be close to each other during moving up.Dynamic model 3 is located at the top of mold core component, and dynamic model 3 is equipped with upper cavity, and in molding shape
Upper cavity is covered on the periphery of pattern and cooperates with pattern with the formation type between the inner wall of upper cavity and the outer wall of pattern under state
Chamber d.
From the foregoing, it will be observed that the present invention is configured by the structure to mold core component, so as to can be pushed away by upper lift when die sinking
Plate 1 is to drive third ramp blocks 6 and the 4th ramp blocks 7 to cooperate inclined-plane to move up along it, to utilize the cooperation inclined-plane and newel 10
The limitation that spacing between center line is successively successively decreased is so that third ramp blocks 6 and the 4th ramp blocks 7 are gradually close, to drive third
The pattern portion a at 7 top of ramp blocks 6 and the 4th ramp blocks is close to 10 central part of newel, so that its threaded portion and workpiece
Tripping；Then push the first ramp blocks 4 and the second ramp blocks 5 to move up by pusher 8 again, with using the first ramp blocks 4 with
The limitation that spacing between 10 center line of second ramp blocks 5 and newel is successively successively decreased is so that the first ramp blocks 4 and the second inclined-plane
Block 5 is gradually close, to drive the pattern portion a at 5 top of the first ramp blocks 4 and the second ramp blocks to lean on to 10 central part of newel
Closely, so that its threaded portion and workpiece are threaded off, so that each pattern portion a be made to thread off completely with workpiece, remove workpiece can be completed it is de-
Die worker makees.Such structure mold is easy to process, stable structure, strong applicability, safe and reliable in injection molding production process, operation letter
It is single, positioning stablity.
In addition, being equipped with the liftout hole extended vertically in newel 10 in the present embodiment, being equipped with ejector beam 9, institute in liftout hole
It states ejector beam 9 to be fixedly mounted on liftout plate 81, when liftout plate 81 and the first demoulding mandril 82 and the second demoulding mandril 83 cooperate
The first ramp blocks 4 and the second ramp blocks 5 are driven to move up so that the workpiece can be in ejector beam 9 after pattern portion a and workpiece tripping
It is ejected under effect, to complete demoulding work.
In the present embodiment, the side wall of newel 10 has the first inclined-plane, the second inclined-plane, third inclined-plane and the 4th inclined-plane, institute
It is positioned opposite to state the first inclined-plane and the second inclined-plane, third inclined-plane and the 4th inclined-plane are positioned opposite, and from the bottom of newel 10 to
Its top-direction, between first inclined-plane, 10 center line of the second inclined-plane, third inclined-plane and the 4th inclined-plane and newel between
Away from successively successively decreasing, third inclined-plane is equipped with the first lug boss 101 arranged along its inclined direction, and the 4th inclined-plane is equipped with to incline along it
Second lug boss 102 of tilted direction arrangement；Side side of first lug boss 101 far from third inclined-plane and third inclined-plane are flat
Row, the second side side of the lug boss 102 far from the 4th inclined-plane is parallel with the 4th inclined-plane, and first the 101, second protrusion of lug boss
The width in portion 102 is incremented by successively to form trapezoid cross section structure by the side for being laterally away from newel 10 close to the one of newel 10
Body；First ramp blocks 4 are bonded with the first inclined-plane, and the second ramp blocks 5 are bonded with the second inclined-plane, and third ramp blocks 6 are equipped with
The first guide groove being adapted to the first guide part, third ramp blocks 6 are bonded with third inclined-plane, and the first lug boss 101 is located at first
It is slidably matched in guide groove and with the first guide groove, the 4th ramp blocks 7 are equipped with the second guiding being adapted to the second lug boss 102
Slot, the 4th ramp blocks 7 are bonded with the 4th inclined-plane, and the second lug boss 102 is located in the second guide groove and slides with the second guide groove
Cooperation.The setting of the structure may insure each ramp blocks at it for the stability slided on inclined-plane.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (5)
1. a kind of novel injection molding thread cap mold characterized by comprising push plate (1), determines film (2) and dynamic model at mold core component
(3), in which:
Push plate (1), which is located at, to be determined above film (2), and push plate (1) is equipped with through slot up and down；
Mold core component includes that newel (10), the first ramp blocks (4), the second ramp blocks (5), third ramp blocks (6) and the 4th are oblique
Face block (7)；One end of newel (10), which passes through through slot and is fixed on, determines on film (2)；First ramp blocks (4) and the second ramp blocks (5)
Be respectively positioned in through slot, and the first ramp blocks (4) and the second ramp blocks (5) be oppositely disposed in newel (10) two sides and respectively with
The side wall inclined plane of newel (10) cooperates, and the spacing between the cooperation inclined-plane and newel (10) center line is by newel (10)
Successively successively decrease to its top-direction bottom；Third ramp blocks (6) and the 4th ramp blocks (7) the first ramp blocks (4) positioned opposite with
The two sides of the second ramp blocks (5) line simultaneously cooperate with the side wall inclined plane of newel (10) respectively, and the cooperation inclined-plane and newel
(10) spacing between center line is successively successively decreased from the bottom of newel (10) to its top-direction；Third ramp blocks (6) and the
Four ramp blocks (7) are movably arranged on respectively on push plate (1) and with up and down motion the matching along newel (10) side wall of push plate (1)
Inclined-plane is closed to slide up and down；First ramp blocks (4), the second ramp blocks (5), third ramp blocks (6) and the 4th ramp blocks (7)
Top is respectively equipped with pattern portion (a), and when the first ramp blocks (4), the second ramp blocks (5), third ramp blocks (6) and the 4th
When the top surface in pattern portion (a) and newel (10) at the top of ramp blocks (7) is in the same plane, the first ramp blocks (4), second
Pattern portion (a) at the top of ramp blocks (5), third ramp blocks (6) and the 4th ramp blocks (7) complements each other to form outer wall and has
The pattern of thread groove；
The lower section of mold core component is equipped with for pushing the first ramp blocks (4) and the second ramp blocks (5) to cooperate inclined-plane to carry out along it
The pusher (8) of lower slider；
Dynamic model (3) is located at the top of mold core component, and dynamic model (3) is equipped with upper cavity, and upper cavity is covered under molding state
The periphery of pattern simultaneously cooperates with pattern with the shape forming cavity (d) between the inner wall of upper cavity and the outer wall of pattern.
2. according to claim a kind of novel injection molding thread cap mold, which is characterized in that pusher (8) includes top
Ejecting plate (81), the first demoulding mandril (82) and the second demoulding mandril (83), the liftout plate (81) are located at the lower section for determining film (2),
First demoulding mandril (82) and the second demoulding mandril (83) are fixed on vertically respectively on liftout plate (81), and the first demoulding mandril
(82) top passes through the bottom for determining film (2) and the first ramp blocks (4) against the top of the second demoulding mandril (83), which passes through, determines film
(2) with the bottom of the second ramp blocks (5) against.
3. according to claim 2 kind of novel injection molding thread cap mold, which is characterized in that be equipped in newel (10) perpendicular
The liftout hole directly extended, is equipped with ejector beam (9) in liftout hole, and the ejector beam (9) is fixedly mounted on liftout plate (81).
4. according to any one of claim 1-3 kind of novel injection molding thread cap mold, which is characterized in that newel
(10) side wall has the first inclined-plane, the second inclined-plane, third inclined-plane and the 4th inclined-plane, and first inclined-plane is opposite with the second inclined-plane
Arrangement, third inclined-plane and the 4th inclined-plane are positioned opposite, and from the bottom of newel (10) to its top-direction, described first tiltedly
Spacing between face, the second inclined-plane, third inclined-plane and the 4th inclined-plane and newel (10) center line is successively successively decreased, third inclined-plane
It is equipped with the first lug boss (101) arranged along its inclined direction, the 4th inclined-plane is equipped with second arranged along its inclined direction
Lug boss (102)；Side side of first lug boss (101) far from third inclined-plane is parallel with third inclined-plane, the second protrusion
Side side of the portion (102) far from the 4th inclined-plane is parallel with the 4th inclined-plane, and the first lug boss (101), the second lug boss (102)
Width by close to newel (10) one be laterally away from newel (10) side it is incremented by successively to form trapezoid cross section structure
Body；First ramp blocks (4) are bonded with the first inclined-plane, and the second ramp blocks (5) are bonded with the second inclined-plane, third ramp blocks (6)
It is equipped with the first guide groove being adapted to the first guide part, third ramp blocks (6) are bonded with third inclined-plane, the first lug boss
(101) it is located in the first guide groove and is slidably matched with the first guide groove, the 4th ramp blocks (7) is equipped with and the second lug boss
(102) the second guide groove being adapted to, the 4th ramp blocks (7) are bonded with the 4th inclined-plane, and the second lug boss (102) is located at the second guiding
It is slidably matched in slot and with the second guide groove.
5. according to claim 4 kind of novel injection molding thread cap mold, which is characterized in that push plate (1) is equipped with to fixed
The groove of film (2) direction recess, the bottom of groove are equipped with the through-hole of perforation to form through slot；The third ramp blocks (6) and
Four ramp blocks (7) are located in groove, and its bottom is bonded with the bottom surface of groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910163800.8A CN109878025B (en) | 2019-03-05 | 2019-03-05 | Novel injection molding threaded cover die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910163800.8A CN109878025B (en) | 2019-03-05 | 2019-03-05 | Novel injection molding threaded cover die |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109878025A true CN109878025A (en) | 2019-06-14 |
| CN109878025B CN109878025B (en) | 2024-05-10 |
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ID=66930676
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910163800.8A Active CN109878025B (en) | 2019-03-05 | 2019-03-05 | Novel injection molding threaded cover die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109878025B (en) |
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| CN108819105A (en) * | 2018-06-09 | 2018-11-16 | 胡威 | A kind of internal screw thread typing mechanism demoulding mechanism and release method |
| CN108839304A (en) * | 2018-06-04 | 2018-11-20 | 安庆市洁达塑业有限公司 | A kind of band internal screw thread plastic lid injection forming mold |
| CN209903786U (en) * | 2019-03-05 | 2020-01-07 | 安徽宁国中鼎模具制造有限公司 | Novel injection molding threaded cap mold |
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2019
- 2019-03-05 CN CN201910163800.8A patent/CN109878025B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0634921U (en) * | 1991-12-19 | 1994-05-10 | 株式会社コパル | Injection mold with open core |
| US20060045933A1 (en) * | 2004-08-24 | 2006-03-02 | Chihyu Chen | Mold assembly for forming a plastic article having a complicated shape |
| JP3177307U (en) * | 2012-05-17 | 2012-07-26 | 新台塑膠工業股▲ふん▼有限公司 | Plastic pallet molding mold slide block module |
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| CN108839304A (en) * | 2018-06-04 | 2018-11-20 | 安庆市洁达塑业有限公司 | A kind of band internal screw thread plastic lid injection forming mold |
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| CN108819105A (en) * | 2018-06-09 | 2018-11-16 | 胡威 | A kind of internal screw thread typing mechanism demoulding mechanism and release method |
| CN209903786U (en) * | 2019-03-05 | 2020-01-07 | 安徽宁国中鼎模具制造有限公司 | Novel injection molding threaded cap mold |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109878025B (en) | 2024-05-10 |
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