CN105835317B - Big inclined-tip core mechanism - Google Patents
Big inclined-tip core mechanism Download PDFInfo
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- CN105835317B CN105835317B CN201610168901.0A CN201610168901A CN105835317B CN 105835317 B CN105835317 B CN 105835317B CN 201610168901 A CN201610168901 A CN 201610168901A CN 105835317 B CN105835317 B CN 105835317B
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- big
- oblique top
- big oblique
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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
- B29C45/40—Removing or ejecting moulded articles
- B29C45/4005—Ejector constructions; Ejector operating mechanisms
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- Mechanical Engineering (AREA)
- Toys (AREA)
- Insertion Pins And Rivets (AREA)
Abstract
The present invention provides a kind of big inclined-tip core mechanisms, belong to technical field of mold.It solves the problems, such as that the plastic ontology core pulling that existing back-off size is big, rib arrangement is more is difficult, is easy viscous oblique top.This big inclined-tip core mechanism, including the big oblique top one being located between plastic ontology two big sides and the big oblique top two being oppositely arranged with big oblique top one, big oblique top one is matched with the one big side of plastic ontology, big oblique top two is matched with another big side of plastic ontology, there is resigning gap between big oblique top one and big oblique top two, in resigning gap there is one end to be threaded through the support rod in big oblique top one, the other end of support rod is threaded through in big oblique top two, it is equipped between big oblique top one and big oblique top two when big oblique top one rises with big oblique top two for making the bit architecture that allows that the width in resigning gap becomes smaller.The present invention has many advantages, such as that reasonable in design, core pulling effect is good.
Description
Technical field
The invention belongs to technical field of mold, are related to a kind of big inclined-tip core mechanism.
Background technique
Automobile Dashboard is assembled by plastic ontology and the big component of skeleton two, and plastic ontology is important automobile interior decoration
Appearance member is general to be molded using the PP+EPDM plastic material with certain elasticity.Since Automobile Dashboard ontology has
There are the problem of structure is complicated and compact dimensions are big, be easy to cause dermatoglyph to scratch in the dermatoglyph knockout course of two sides, serious shadow
Ring the surface quality of ontology.Plastic ontology as shown in Figure 1, there are two big side, the insides of two big side to have for front end tool
There is the big face back-off that back-off size is big, rib arrangement is more, since the presence of back-off causes the big side core pulling of plastic ontology difficult,
Direct core pulling can also pull back-off and rib, reduce the qualification rate of plastic ontology.
Summary of the invention
The purpose of the present invention is there is the above problem in view of the prior art, a kind of big oblique top that core pulling effect is good is proposed
Core-pulling mechanism.
Object of the invention can be realized by the following technical scheme:
This big inclined-tip core mechanism, including the big oblique top one that is located between plastic ontology two big sides and with big oblique top one
The big oblique top two being oppositely arranged, the big oblique top one are matched with the one big side of plastic ontology, the big oblique top two
It is matched with another big side of plastic ontology, which is characterized in that have between the big oblique top one and big oblique top two and step down
Gap there is one end to be threaded through the support rod in big oblique top one in the resigning gap, and the other end of the support rod is worn
In big oblique top two, it is equipped between the big oblique top one and big oblique top two when big oblique top one rises with big oblique top two for making
What the width in resigning gap became smaller allow bit architecture.
In above-mentioned big inclined-tip core mechanism, described allows bit architecture to include the through-hole one in big oblique top one and set
In the through-hole two being oppositely arranged with through-hole one in big oblique top two, above-mentioned support rod is threaded through in through-hole one and through-hole two；When
The one of support rod when the big oblique top one sticks on one big side and big oblique top two sticks on another big side
The flush with outer surface at end and big oblique top one, the flush with outer surface of the other end of support rod and big oblique top two；The big oblique top one,
Be equipped between big oblique top two and support rod when big oblique top one, big oblique top two is opposite move to position after for making big oblique top one, big oblique
Top two and the relatively-stationary fixed structure of support rod.
In above-mentioned big inclined-tip core mechanism, the fixed structure includes that the diameter at one inner end of through-hole is greater than
The mounting hole one of through-hole one and the mounting hole two for being greater than through-hole two set on the diameter of two inner end of through-hole, the mounting hole one are axial connected
Flexible circle one, one end of the support rod be threaded through in the elastic ring one and with one tight fit of elastic ring, the mounting hole two
Interior axial direction is fixed with elastic ring two, the other end of the support rod be threaded through in the elastic ring two and with two close-fitting of elastic ring
It closes.
The elastic ring one at this place is made of rubber with elastic ring two, has frictional force between support rod.When big oblique
When top one is moved upwards with big oblique top two, the big side of plastic ontology squeezes big oblique top one and big oblique top two, and extruding force exists
When component in support rod axial direction is greater than frictional force, big oblique top one can be pushed with big oblique top two along the axially opposing fortune of support rod
Dynamic, the width in resigning gap becomes smaller between big oblique top one and big oblique top two, since the length of support rod is constant, in the work of support rod
Distance with lower two big side is constant, so that the back-off and rib on big side take off from big oblique top one in big oblique top two
It falls.
In above-mentioned big inclined-tip core mechanism, the support rod is two.Through-hole one matched with support rod and logical
Hole two is also two, and two support rods are arranged side by side, can the both ends effectively to the big side of plastic ontology be supported.
In above-mentioned big inclined-tip core mechanism, the support rod includes the bar one stretched in through-hole one and stretches to
Bar two in through-hole two, the bar one and bar two are coaxially disposed, and are equipped between the bar one and bar two for consolidating the two
Position limiting structure even.
In above-mentioned big inclined-tip core mechanism, the position limiting structure includes the head one for being set to one inner end of bar, is set to
The head two and fixing seat of two inner end of bar have the bayonet one for limiting the axial movement of head one in the fixing seat and use
In the bayonet two that limitation head two is axially moved, the head one is connected in bayonet one, and the head two is connected to card
In mouth two.
In above-mentioned big inclined-tip core mechanism, the inside of the big oblique top one has the receiving half for accommodating fixing seat
Slot one, the mounting hole one are set to the bottom for accommodating half slot one；The inside of the big oblique top two has for accommodating fixing seat
Half slot two of receiving, the mounting hole two be set to accommodate half slot two bottom.
Setting accommodates half slot one and accommodates half slot two, for accommodating fixing seat, prevent fixing seat hinder big oblique top one with it is big
Oblique top two is drawn close, and can effectively ensure that the width in resigning gap when big oblique top one is drawn close with big oblique top two is minimum.
The core pulling process of this big inclined-tip core mechanism is as follows: under the driving effect of driving structure, big oblique top one with it is big tiltedly
Top two moves upwards simultaneously, and the big side of plastic ontology slopes inwardly, and generates extruding force to big oblique top one and big oblique top two, squeezes
Pressure is when the component in support rod axial direction is greater than the frictional force of support rod and through-hole one and through-hole two, big oblique top one and big oblique top
Two opposed, inwardly directed movements, the outer end of bar one is stretched out big oblique top and is withstood on the one big side of plastic ontology together at this time, bar two
Outer end is stretched out big oblique top two and is withstood on another big side of plastic ontology, and the big side of big oblique top one and one separates, big oblique top
Two separate with another big side, so that the back-off and rib on big side fall off from big oblique top one and big oblique top two, reach anti-
Viscous purpose.After completing the small distance core pulling, then continues to be flared out by the two big side of manipulator pulling and reach completion pumping
The state of core obtains intact product finally by manipulator pickup.
Compared with prior art, this big inclined-tip core mechanism has the advantage that
Its is reasonable in design, can volume is larger and medial surface back-off size is big, rib arrangement is more plastic ontology into
Row core pulling achievees the purpose that anti-sticking to mould, anti-adhesion effects through the support rod perforation of setting between big oblique top one and big oblique top two
Good, the product obtained after core pulling is intact, and product quality is high.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of plastic ontology provided by the invention.
Fig. 2 is a kind of structural schematic diagram of preferred embodiment provided by the invention.
Fig. 3 is the partial structure diagram of core-pulling mechanism provided by the invention.
Fig. 4 is the cross-sectional view of big inclined-tip core mechanism provided by the invention.
Fig. 5 is the structural schematic diagram of support rod provided by the invention and fixing seat.
In figure, 1, plastic ontology；2, big oblique top one；21, through-hole one；22, mounting hole one；3, big oblique top two；31, through-hole
Two；32, mounting hole two；41, elastic ring one；42, elastic ring two；51, bar one；52, bar two；53, head one；54, head two；6,
Fixing seat；71, half slot one is accommodated.
Specific embodiment
Following is a specific embodiment of the present invention in conjunction with the accompanying drawings, technical scheme of the present invention will be further described,
However, the present invention is not limited to these examples.
Big inclined-tip core mechanism as shown in Figure 2, including the big oblique top 1 being located between plastic ontology 1 two big sides
With the big oblique top 23 being oppositely arranged with big oblique top 1, big oblique top 1 is matched with the one big side of plastic ontology 1, big oblique
23 are pushed up to match with another big side of plastic ontology 1.There is resigning gap between big oblique top 1 and big oblique top 23, step down
In gap there is one end to be threaded through the support rod in big oblique top 1, the other end of support rod is threaded through in big oblique top 23, big oblique
It pushes up and is equipped with when big oblique top 1 rises with big oblique top 23 between one 2 and big oblique top 23 for making the width in resigning gap become smaller
Allow bit architecture.
As shown in figure 4, allow bit architecture include through-hole 1 in the big oblique top 1 and in big oblique top 23 with
The through-hole 2 31 that through-hole 1 is oppositely arranged, support rod are threaded through in through-hole 1 and through-hole 2 31；When big oblique top 1 sticks on
On one big side and big oblique top 23 sticks on one end of support rod and the outer surface of big oblique top 1 when on another big side and puts down
Together, the flush with outer surface of the other end of support rod and big oblique top 23；It is equipped between oblique top 1, big oblique top 23 and support rod greatly
When big oblique top 1,23 relative motion of big oblique top in place after for keeping big oblique top 1, big oblique top 23 and support rod relatively fixed
Fixed structure.
As shown in figure 4, fixed structure includes mounting hole one of the diameter at one 21 inner end of through-hole greater than through-hole 1
22 and be greater than the mounting hole 2 32 of through-hole 2 31 set on the diameter of 2 31 inner end of through-hole, the mounting hole 1 is axial be connected it is flexible
Enclose 1, one end of support rod be threaded through in the elastic ring 1 and with one 41 tight fit of elastic ring, in the mounting hole 2 32
Axially be fixed with elastic ring 2 42, the other end of support rod be threaded through in the elastic ring 2 42 and with 2 42 close-fitting of elastic ring
It closes.
The elastic ring 1 at this place is made of rubber with elastic ring 2 42, has frictional force between support rod.When
When big oblique top 1 is moved upwards with big oblique top 23, the big side of plastic ontology 1 squeezes big oblique top 1 and big oblique top 23,
Extruding force can push big oblique top 1 with big oblique top 23 along support rod axis when the component in support rod axial direction is greater than frictional force
To relative motion, the width in resigning gap becomes smaller between big oblique top 1 and big oblique top 23, since the length of support rod is constant,
The distance of two big side is constant under the action of support rod so that the back-off and rib on big side from big oblique top 1 with
It falls off in big oblique top 23.
As shown in figure 3, support rod is two, through-hole 1 matched with support rod and through-hole 2 31 are also two, two
Support rod be arranged side by side, can the both ends effectively to the big side of plastic ontology 1 be supported.
As shown in figure 5, support rod includes the bar 1 stretched in through-hole 1 and stretches to the bar two in through-hole 2 31
52, bar 1 and bar 2 52 are coaxially disposed, and the position limiting structure for the two to be connected is equipped between bar 1 and bar 2 52.
As shown in figure 5, position limiting structure includes head 1, the head two set on 2 52 inner end of bar set on one 51 inner end of bar
54 and fixing seat 6, there is bayonet one for limiting the axial movement of head 1 and for limiting 2 54 axis of head in fixing seat 6
To the bayonet two of movement, head 1 is connected in bayonet one, and head 2 54 is connected in bayonet two.
As shown in figure 3, the inside of big oblique top 1 has half slot 1 of receiving for accommodating fixing seat 6, mounting hole 1
Set on the bottom for accommodating half slot 1；The inside of big oblique top 23 has half slot two of receiving for accommodating fixing seat 6, mounting hole
2 32 are set to the bottom for accommodating half slot two.Setting accommodates half slot 1 and accommodates half slot two, for accommodating fixing seat 6, prevents solid
Reservation 6 hinders big oblique top 1 to draw close with big oblique top 23, can effectively ensure that between stepping down when big oblique top 1 and big oblique top 23 are drawn close
The width of gap is minimum.
The core pulling process of this big inclined-tip core mechanism is as follows: under the driving effect of driving structure, big oblique top 1 with it is big tiltedly
It pushes up 23 while moving upwards, the big side of plastic ontology 1 slopes inwardly, extruding force is generated to big oblique top 1 and big oblique top 23,
Its extruding force is when the component in support rod axial direction is greater than the frictional force of support rod and through-hole 1 and through-hole 2 31, big oblique top one
2 with the opposed, inwardly directed movement of big oblique top 23, the outer end of bar 1 is stretched out big oblique top 1 and is withstood on one of plastic ontology 1 big at this time
On side, the outer end of bar 2 52 is stretched out big oblique top 23 and is withstood on another big side of plastic ontology 1, big oblique top 1 and one
Big side separation, big oblique top 23 are separated with another big side, so that the back-off and rib on big side are from big oblique top 1 and greatly
It falls off, achievees the purpose that anti-sticking in oblique top 23.After completing the small distance core pulling, then by manipulator pull two big side after
It is continuous to be flared out the state for reaching and completing core pulling, intact product is obtained finally by manipulator pickup.
Specific embodiment described herein is only an example for the spirit of the invention.The neck of technology belonging to the present invention
The technical staff in domain can make various modifications or additions to the described embodiments or replace by a similar method
In generation, however, it does not deviate from the spirit of the invention or beyond the scope of the appended claims.
Claims (6)
1. a kind of big inclined-tip core mechanism, including big oblique top one (2) He Yu great being located between plastic ontology (1) two big side
The big oblique top two (3) that oblique top one (2) is oppositely arranged, the one big side matching of the big oblique top one (2) and plastic ontology (1)
It closes, the big oblique top two (3) is matched with another big side of plastic ontology (1), which is characterized in that the big oblique top one
(2) there is resigning gap between big oblique top two (3), there is support rod in the resigning gap, the support rod is two
A, the support rod includes bar one (51) and bar two (52), and the bar one (51) and bar two (52) are coaxially disposed, the bar
The outer end of one (51) is stretched out big oblique top one (2) and is withstood on the one big side of plastic ontology (1), the outer end of the bar two (52)
It stretches out big oblique top two (3) and withstands on another big side of plastic ontology (1), the big oblique top one (2) and big oblique top two (3)
Between be equipped with when big oblique top one (2) and the rising of big oblique top two (3) for making the bit architecture that allows that the width in resigning gap becomes smaller.
2. big inclined-tip core mechanism according to claim 1, which is characterized in that described allows bit architecture to include being set to greatly tiltedly
The through-hole two (31) being oppositely arranged with through-hole one (21) for pushing up the through-hole one (21) on one (2) and being set on big oblique top two (3), institute
The bar one (51) stated stretches in through-hole one (21), and the bar two (52) stretches in through-hole two (31)；When it is described it is big tiltedly
The outer end of the bar one (51) when one (2) of top stick on one big side and big oblique top two (3) sticks on another big side
With the flush with outer surface of big oblique top one (2), the flush with outer surface of the outer end of bar two (52) and big oblique top two (3)；Described is big oblique
One (2) of top, between big oblique top two (3) and support rod equipped with when big oblique top one (2), big oblique top two (3) relative motion in place after use
In making big oblique top one (2), big oblique top two (3) and the relatively-stationary fixed structure of support rod.
3. big inclined-tip core mechanism according to claim 2, which is characterized in that the fixed structure includes being set to through-hole
Diameter at one (21) inner end is greater than the mounting hole one (22) of through-hole one (21) and the diameter set on through-hole two (31) inner end is greater than
The mounting hole two (32) of through-hole two (31), the mounting hole one (22) are axially fixed with elastic ring one (41), the bar one (51)
Be threaded through in the elastic ring one (41) and with elastic ring one (41) tight fit, be axially fixed with elasticity in the mounting hole two (32)
Enclose two (42), the bar two (52) be threaded through in the elastic ring two (42) and with elastic ring two (42) tight fit.
4. big inclined-tip core mechanism according to claim 3, which is characterized in that the bar one (51) and bar two (52) it
Between be equipped with for by the two be connected position limiting structure.
5. big inclined-tip core mechanism according to claim 4, which is characterized in that the position limiting structure includes being set to bar one
(51) head one (53) of inner end, head two (54) and fixing seat (6) set on bar two (52) inner end, the fixing seat (6)
The upper bayonet one with for limiting head one (53) axial movement and the bayonet two for limiting head two (54) axial movement,
The head one (53) is connected in bayonet one, and the head two (54) is connected in bayonet two.
6. big inclined-tip core mechanism according to claim 5, which is characterized in that the inside of the big oblique top one (2) has
For accommodating half slot one (71) of receiving of fixing seat (6), the mounting hole one (22) is set to the bottom for accommodating half slot one (71)；
The inside of the big oblique top two (3) has half slot two of receiving for accommodating fixing seat (6), and the mounting hole two (32) is set to
Accommodate the bottom of half slot two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610168901.0A CN105835317B (en) | 2016-07-04 | 2016-07-04 | Big inclined-tip core mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610168901.0A CN105835317B (en) | 2016-07-04 | 2016-07-04 | Big inclined-tip core mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105835317A CN105835317A (en) | 2016-08-10 |
| CN105835317B true CN105835317B (en) | 2019-03-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610168901.0A Active CN105835317B (en) | 2016-07-04 | 2016-07-04 | Big inclined-tip core mechanism |
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| CN (1) | CN105835317B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116901373B (en) * | 2023-09-08 | 2023-11-17 | 常州华威模具有限公司 | Automobile auxiliary instrument board preparation device and preparation method thereof |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2591027Y2 (en) * | 1992-06-30 | 1999-02-24 | ぺんてる株式会社 | Gate cutting device in injection mold |
| US7435079B2 (en) * | 2006-04-18 | 2008-10-14 | Cheng Uei Precision Industry Co., Ltd. | Angular ejector mechanism and injection mold with the same |
| TW201325866A (en) * | 2011-12-16 | 2013-07-01 | Briview Corp | Mold device |
| CN202805564U (en) * | 2012-09-14 | 2013-03-20 | 宁波宇升模业有限公司 | Inclined-ejecting core-pulling mechanism with transverse pull core |
| CN103817871A (en) * | 2012-11-17 | 2014-05-28 | 王瑞 | Inclined pushing core-pulling device with horizontal core-pulling block |
| CN103496064A (en) * | 2013-09-30 | 2014-01-08 | 凡嘉科技（无锡）有限公司 | Mould structure for completing core pulling by driving small sliding block by large sliding block |
| CN203712916U (en) * | 2014-01-27 | 2014-07-16 | 宁波双林模具有限公司 | De-molding mechanism for plastic part |
| CN205588581U (en) * | 2016-07-04 | 2016-09-21 | 浙江台州美多模具有限公司 | Big mechanism of loosing core of pushing up to one side |
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2016
- 2016-07-04 CN CN201610168901.0A patent/CN105835317B/en active Active
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Denomination of invention: Large inclined top core pulling mechanism Effective date of registration: 20220727 Granted publication date: 20190326 Pledgee: Industrial Commercial Bank of China Ltd. Taizhou Huangyan branch Pledgor: ZHEJIAG TAIZHOU MEIDUO MOULD Co.,Ltd. Registration number: Y2022330001541 |
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