CN208827026U - A kind of mold liftout attachment - Google Patents
A kind of mold liftout attachment Download PDFInfo
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- CN208827026U CN208827026U CN201821605675.9U CN201821605675U CN208827026U CN 208827026 U CN208827026 U CN 208827026U CN 201821605675 U CN201821605675 U CN 201821605675U CN 208827026 U CN208827026 U CN 208827026U
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- spring
- cavity
- oblique top
- inclination
- limited post
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Abstract
The utility model relates to a kind of mold liftout attachments, when upper die and lower die mold, the upper surface of lower die abuts against the bottom of oblique top, it is vertically arranged at the first spring between fixture block and driver plate at this time in compressive state, the second spring for being sheathed on the part that oblique top protrudes into the first inclination cavity is in tensional state, when demoulding, lower die moves down, the active force of first spring passes sequentially through driver plate and limited post is transferred to oblique top and ejects oblique top downwards, the active force of second spring is by pulling limited post to move downward simultaneously, further oblique top is promoted to eject downwards, under the collective effect of the first spring and second spring, the ejecting force of oblique top is substantially improved, the limited post mutually fixed with the top of oblique top simultaneously is embedded at the first inclination cavity, and second inclination cavity internal diameter less than first inclination cavity internal diameter, therefore limited post will not slide into second Cavity is tilted, can prevent oblique top from falling.
Description
Technical field
The utility model relates to injection mold field more particularly to a kind of mold liftout attachments.
Background technique
Back-off would generally be designed on the side wall of plastic products, such as phone housing, notebook computer casing and battery case
Deng these back-off positions are when design mold, it will usually which using mold liftout attachment, the oblique top of mold liftout attachment is being pushed up
During out, it can be detached from the back-off position of plastic products, while plastic products being ejected.The oblique top of existing mold liftout attachment
It is easy to fall during demoulding, influences being normally carried out for production, and the ejecting force of oblique top is insufficient, and plastics is be easy to cause to produce
Pint film is difficult.
Utility model content
The technical problem to be solved by the utility model is to provide a kind of mold liftout attachments, can prevent oblique top from falling
While promoted oblique top ejecting force.
In order to solve the above-mentioned technical problem, the technical solution adopted in the utility model are as follows:
A kind of mold liftout attachment, including upper die and lower die, oblique top, limited post, driver plate, briquetting, the first spring and second
Spring, forms the injection molding cavity for being used for plastic product between the upper die and lower die, and the upper mold is equipped with and successively passes through from top to bottom
Vertical cavity, the first inclination cavity and the second inclination cavity that logical and internal diameter is sequentially reduced, the vertical cavity and upper mold it is upper
Surface connection, second cavity are connected to the lower surface of upper mold, and the bottom sides of the second inclination cavity and injection molding cavity
Side connection, the oblique top are in the form of a column, and oblique top is arranged in the second inclination cavity and tilts cavity slidable connection with second, tiltedly
The first inclination cavity is protruded at the top of top, the bottom sides of oblique top are protruding with the convex block for being used to form back-off, and the convex block is stretched
Enter and be molded cavity, the limited post is embedded at the first inclination cavity and tilts cavity slidable connection, the top of limited post with first
Portion protrudes into vertical cavity, and the bottom of limited post is mutually fixed with the top of oblique top, and the driver plate level is set in vertical cavity simultaneously
With vertical cavity slidable connection, and the lower surface of driver plate is resisted against the top of limited post, and the side of the briquetting is protruding with
Fixture block, the overall size of the fixture block are adapted with the overall size of vertical cavity, and fixture block is embedded at the top of vertical cavity,
First spring is vertically arranged between fixture block and driver plate, and the first spring is in compressive state, and the second spring is arranged
The part of the first inclination cavity is protruded into oblique top, and second spring is in tensional state, the top of second spring and the bottom of limited post
Portion is mutually fixed, and the bottom of second spring and the bottom of the first inclination cavity are mutually fixed.
Further, the upper surface of the driver plate is equipped with lower spring mounting groove compatible with the first spring, the pressure
The lower surface of block is equipped with upper spring mounting groove compatible with the lower spring mounting groove.
Further, the quantity of first spring is that multiple and multiple first springs are uniformly distributed in fixture block and driver plate
Between.
Further, the briquetting is detachably connected by bolt and upper mold.
Further, the lower surface of the driver plate and the top surface of limited post are smooth flat.
It further, further include the first guide post and the second guide post, first guide post and the second guide post are divided equally
It is not arranged in upper die and lower die successively, and the first guide post and the second guide post are located at the two sides of injection molding cavity.
The utility model has the beneficial effects that: the upper surface of lower die abuts against the bottom of oblique top when upper die and lower die mold
Portion is vertically arranged at the first spring between fixture block and driver plate in compressive state at this time, is sheathed on oblique top and protrudes into the first inclination
The second spring of the part of cavity is in tensional state, and when demoulding, lower die moves down, and the active force of the first spring passes sequentially through biography
Movable plate and limited post, which are transferred to oblique top, ejects oblique top downwards, while the active force of second spring is by pulling limited post to transport downwards
It is dynamic, further oblique top is promoted to eject downwards, under the collective effect of the first spring and second spring, the ejecting force of oblique top is substantially mentioned
It rises, while the limited post mutually fixed with the top of oblique top is embedded at the first inclination cavity, and the internal diameter of the second inclination cavity is less than
The internal diameter of first inclination cavity, therefore limited post will not slide into the second inclination cavity, can prevent oblique top from falling.
Detailed description of the invention
Fig. 1 show a kind of schematic diagram of mold liftout attachment of the utility model；
Label declaration:
1, upper mold；2, lower die；3, oblique top；4, limited post；5, driver plate；6, briquetting；7, the first spring；8, second spring；
9, it is molded cavity；10, vertical cavity；11, the first inclination cavity；
12, the second inclination cavity；13, convex block；14, the first guide post；15, the second guide post.
Specific embodiment
For technology contents, the objects and the effects that the utility model is described in detail, below in conjunction with embodiment and match
Attached drawing is closed to be explained.
The design of the utility model most critical is: the internal diameter of the first inclination cavity 11 is greater than the second inclination cavity 12
Internal diameter, limited post 4 are embedded at the first inclination cavity 11 and tilt 11 slidable connection of cavity with first, and oblique top 3 is arranged in second
Tilt cavity 12 and with the second inclination 12 slidable connection of cavity, and the first inclination cavity 11 is protruded at the top of oblique top 3, described the
The oblique top 3 that two springs 8 is sheathed on protrudes into the part of the first inclination cavity 11, and second spring 8 is in tensional state.
It please refers to shown in Fig. 1, a kind of mold liftout attachment provided by the utility model, including upper mold 1, lower die 2, oblique top
3, limited post 4, driver plate 5, briquetting 6, the first spring 7 and second spring 8 are formed between the upper mold 1 and lower die 2 for moulding
Expect the injection molding cavity 9 of product, the upper mold 1 is equipped with the vertical cavity 10 that successively perforation and internal diameter are sequentially reduced from top to bottom, the
One inclination cavity 11 and the second inclination cavity 12, the vertical cavity 10 are connected to the upper surface of upper mold 1, the second inclination chamber
Body is connected to the lower surface of upper mold 1, and the bottom sides of the second inclination cavity 12 are connected to the side of injection molding cavity 9, described oblique
Top 3 is in the form of a column, and oblique top 3 is arranged in the second inclination cavity 12 and tilts 12 slidable connection of cavity, the top of oblique top 3 with second
The first inclination cavity 11 is protruded into, the bottom sides of oblique top 3 are protruding with the convex block 13 for being used to form back-off, and the convex block 13 protrudes into
It is molded cavity 9, the limited post 4 is embedded at the first inclination cavity 11 and tilts 11 slidable connection of cavity, limited post 4 with first
Top protrude into vertical cavity 10, the bottom of limited post 4 is mutually fixed with the top of oblique top 3, the driver plate 5 is horizontal be set to it is vertical
In cavity 10 and with vertical 10 slidable connection of cavity, and the lower surface of driver plate 5 is resisted against the top of limited post 4, the pressure
The side of block 6 is protruding with fixture block, and the overall size of the fixture block is adapted with the overall size of vertical cavity 10, and fixture block is embedded
In the top of vertical cavity 10, first spring 7 is vertically arranged between fixture block and driver plate 5, and the first spring 7 is in compression
State, the second spring 8 is sheathed on the part that oblique top 3 protrudes into the first inclination cavity 11, and second spring 8 is in tensional state,
The top of second spring 8 and the bottom of limited post 4 are mutually fixed, the bottom phase of the bottom of second spring 8 and the first inclination cavity 11
It is fixed.
As can be seen from the above description, the upper surface of lower die 2 abuts against the bottom of oblique top 3 when upper mold 1 and lower die 2 mold, this
When be vertically arranged at the first spring 7 between fixture block and driver plate 5 in compressive state, be sheathed on oblique top 3 and protrude into the first inclination chamber
The second spring 8 of the part of body 11 is in tensional state, and when demoulding, lower die 2 moves down, and the active force of the first spring 7 successively leads to
It crosses driver plate 5 and limited post 4 is transferred to oblique top 3 and ejects oblique top 3 downwards, while the active force of second spring 8 is by pulling limit
Position column 4 moves downward, and further oblique top 3 is promoted to eject downwards, under the collective effect of the first spring 7 and second spring 8, oblique top
3 ejecting force is substantially improved, while the limited post 4 mutually fixed with the top of oblique top 3 is embedded at the first inclination cavity 11, and
The internal diameter of two inclination cavitys 12 tilts the internal diameter of cavity 11 less than first, therefore limited post 4 will not slide into the second inclination cavity 12,
It can prevent oblique top 3 from falling.
Further, the upper surface of the driver plate 5 is equipped with lower spring mounting groove compatible with the first spring 7, described
The lower surface of briquetting 6 is equipped with upper spring mounting groove compatible with the lower spring mounting groove.
As can be seen from the above description, the bottom of spring is embedded at lower bullet by upper spring mounting groove is embedded at the top of spring
Spring mounting groove, it is convenient to dismount, and stable structure.
Further, the quantity of first spring 7 is that multiple and multiple first springs 7 are uniformly distributed in fixture block and transmission
Between plate 5.
As can be seen from the above description, multiple the first springs 7 being uniformly distributed between fixture block and driver plate 5 can be substantially improved
Active force of the driver plate 5 to oblique top 3.
Further, the briquetting 6 is detachably connected by bolt with upper mold 1.
As can be seen from the above description, briquetting 6 is fixed on upper mold 1 by bolt, the stability of briquetting 6 is promoted, briquetting 6 is prevented
Upper mold 1 is detached from by the effect of 7 elastic force of the first spring.
Further, the lower surface of the driver plate 5 and the top surface of limited post 4 are smooth flat.
As can be seen from the above description, the lower surface of driver plate 5 and the top surface of limited post 4 are smooth flat, limited post 4 is made to exist
Sliding on driver plate 5 is more smooth.
It further, further include the first guide post 14 and the second guide post 15, first guide post 14 and second is oriented to
Column 15 is successively arranged in upper mold 1 and lower die 2 respectively, and the first guide post 14 and the second guide post 15 are located at injection molding cavity
9 two sides.
As can be seen from the above description, be located at injection molding 9 two sides of cavity the first guide post 14 and the second guide post 15 can
Promote the stability of demoulding and molding.
It please refers to shown in Fig. 1, the embodiments of the present invention one are as follows:
A kind of mold liftout attachment, including upper mold 1, lower die 2, oblique top 3, limited post 4, driver plate 5, briquetting 6, the first spring
7, second spring 8, the first guide post 14 and the second guide post 15 form between the upper mold 1 and lower die 2 and are used for plastic product
Injection molding cavity 9, the upper mold 1 is equipped with from top to bottom successively perforation and the vertical cavity 10, first that is sequentially reduced of internal diameter tilts
Cavity 11 and the second inclination cavity 12, the vertical cavity 10 are connected to the upper surface of upper mold 1, second cavity and upper mold 1
Lower surface connection, and second inclination cavity 12 bottom sides be molded cavity 9 side be connected to, the oblique top 3 is in the form of a column,
And oblique top 3 is arranged in the second inclination cavity 12 and tilts 12 slidable connection of cavity with second, the top of oblique top 3 protrudes into first and inclines
Oblique cavity 11, the bottom sides of oblique top 3 are protruding with the convex block 13 for being used to form back-off, and the convex block 13 protrudes into injection molding cavity 9,
The limited post 4 is embedded at the first inclination cavity 11 and tilts 11 slidable connection of cavity with first, and the top of limited post 4 is protruded into
Vertical cavity 10, the bottom of limited post 4 are mutually fixed with the top of oblique top 3, and the driver plate 5 is horizontal to be set in vertical cavity 10 simultaneously
With vertical 10 slidable connection of cavity, and the lower surface of driver plate 5 is resisted against the top of limited post 4, the lower surface of driver plate 5 with
The top surface of limited post 4 is smooth flat, and the side of the briquetting 6 is protruding with fixture block, the overall size of the fixture block and vertical
The overall size of cavity 10 is adapted, and fixture block is embedded at the top of vertical cavity 10, and the briquetting 6 passes through bolt and upper mold 1
It is detachably connected, first spring 7 is vertically arranged between fixture block and driver plate 5, and the first spring 7 is in compressive state, institute
The upper surface for stating driver plate 5 is equipped with lower spring mounting groove compatible with the first spring 7, the lower surface of the briquetting 6 be equipped with
The lower spring mounting groove compatible upper spring mounting groove is embedded at upper spring mounting groove, the bottom of spring at the top of spring
It is embedded at lower spring mounting groove, the second spring 8 is sheathed on the part that oblique top 3 protrudes into the first inclination cavity 11, and the second bullet
Spring 8 is in tensional state, and the top of second spring 8 is mutually fixed with the bottom of limited post 4, the bottom of second spring 8 and the first inclination
The bottom of cavity 11 is mutually fixed, and first guide post 14 and the second guide post 15 are successively arranged in upper mold 1 and lower die respectively
2, and the first guide post 14 and the second guide post 15 are located at the two sides of injection molding cavity 9.
In conclusion when a kind of mold liftout attachment provided by the utility model, upper mold 1 and lower die 2 mold, lower die 2
Upper surface abuts against the bottom of oblique top 3, and the first spring 7 being vertically arranged between fixture block and driver plate 5 at this time is in compressive state,
Be sheathed on oblique top 3 protrude into the first inclination cavity 11 part second spring 8 in tensional state, when demoulding, lower die 2 is transported down
Dynamic, the active force of the first spring 7 passes sequentially through driver plate 5 and limited post 4 is transferred to oblique top 3 and ejects oblique top 3 downwards, simultaneously
The active force of second spring 8 further promotes oblique top 3 to eject downwards, in the first spring 7 by pulling limited post 4 to move downward
Under the collective effect of second spring 8, the ejecting force of oblique top 3 is substantially improved, while the limit mutually fixed with the top of oblique top 3
Column 4 is embedded at the first inclination cavity 11, and the internal diameter of the second inclination cavity 12 tilts the internal diameter of cavity 11 less than first, therefore
Limited post 4 will not slide into the second inclination cavity 12, can prevent oblique top 3 from falling.
The above description is only the embodiments of the present invention, and therefore it does not limit the scope of the patent of the utility model, all
Equivalents made based on the specification and figures of the utility model are applied directly or indirectly in relevant technology neck
Domain is also included in the patent protection scope of the utility model.
Claims (6)
1. a kind of mold liftout attachment, it is characterised in that: including upper die and lower die, oblique top, limited post, driver plate, briquetting, first
Spring and second spring, form the injection molding cavity for being used for plastic product between the upper die and lower die, and the upper mold is equipped with from upper
Vertical cavity, the first inclination cavity and the second inclination cavity that successively perforation and internal diameter are sequentially reduced under and, the vertical cavity
It is connected to the upper surface of upper mold, the second inclination cavity is connected to the lower surface of upper mold, and the bottom side of the second inclination cavity
Face is connected to the side of injection molding cavity, and the oblique top is in the form of a column, and oblique top is arranged in the second inclination cavity and tilts chamber with second
Body slidable connection protrudes into the first inclination cavity at the top of oblique top, and the bottom sides of oblique top, which are protruding with, is used to form the convex of back-off
Block, and the convex block protrudes into injection molding cavity, the limited post is embedded at the first inclination cavity and tilts cavity slidably with first
It connects, protrudes into vertical cavity at the top of limited post, the bottom of limited post is mutually fixed with the top of oblique top, and the driver plate level is set
In in vertical cavity and with vertical cavity slidable connection, and the lower surface of driver plate is resisted against the top of limited post, the pressure
The side of block is protruding with fixture block, and the overall size of the fixture block is adapted with the overall size of vertical cavity, and fixture block is embedded at
The top of vertical cavity, first spring are vertically arranged between fixture block and driver plate, and the first spring is in compressive state, institute
It states second spring and is sheathed on the part that oblique top protrudes into the first inclination cavity, and second spring is in tensional state, the top of second spring
Portion and the bottom of limited post are mutually fixed, and the bottom of second spring and the bottom of the first inclination cavity are mutually fixed.
2. mold liftout attachment according to claim 1, it is characterised in that: the upper surface of the driver plate is equipped with and first
The compatible lower spring mounting groove of spring, the lower surface of the briquetting are equipped with upper spring compatible with the lower spring mounting groove
Mounting groove.
3. mold liftout attachment according to claim 1, it is characterised in that: the quantity of first spring is multiple and more
A first spring is uniformly distributed between fixture block and driver plate.
4. mold liftout attachment according to claim 1, it is characterised in that: the briquetting is detachable by bolt and upper mold
Connection.
5. mold liftout attachment according to claim 1, it is characterised in that: the lower surface of the driver plate and limited post
Top surface is smooth flat.
6. mold liftout attachment according to claim 1, it is characterised in that: further include the first guide post and the second guiding
Column, first guide post and the second guide post are successively arranged in upper die and lower die respectively, and the first guide post and second is led
The two sides of injection molding cavity are located to column.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821605675.9U CN208827026U (en) | 2018-09-29 | 2018-09-29 | A kind of mold liftout attachment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821605675.9U CN208827026U (en) | 2018-09-29 | 2018-09-29 | A kind of mold liftout attachment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208827026U true CN208827026U (en) | 2019-05-07 |
Family
ID=66318651
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821605675.9U Active CN208827026U (en) | 2018-09-29 | 2018-09-29 | A kind of mold liftout attachment |
Country Status (1)
| Country | Link |
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| CN (1) | CN208827026U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111331796A (en) * | 2020-04-07 | 2020-06-26 | 浙江台州美多模具有限公司 | Fixed die inclined ejection mechanism of injection mold |
-
2018
- 2018-09-29 CN CN201821605675.9U patent/CN208827026U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111331796A (en) * | 2020-04-07 | 2020-06-26 | 浙江台州美多模具有限公司 | Fixed die inclined ejection mechanism of injection mold |
| CN111331796B (en) * | 2020-04-07 | 2022-02-11 | 浙江台州美多模具有限公司 | Fixed die inclined ejection mechanism of injection mold |
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