CN209534061U - A kind of injection mould slanted demolding structure - Google Patents
A kind of injection mould slanted demolding structure Download PDFInfo
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- CN209534061U CN209534061U CN201822229636.XU CN201822229636U CN209534061U CN 209534061 U CN209534061 U CN 209534061U CN 201822229636 U CN201822229636 U CN 201822229636U CN 209534061 U CN209534061 U CN 209534061U
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Abstract
The utility model discloses a kind of injection mould slanted demolding structures, including panel and bottom plate, movable plate is installed, movable plate is connected with angle ejector rod, and the end of angle ejector rod is equipped with slanted kicking block on bottom plate, slanted kicking block is equipped with cross through hole, it is equipped in cross through hole and plays needle, spring and baffle, the middle section position for playing needle is equipped with boss, intersection the first limited wall of formation of first segment cross through hole and second segment cross through hole, between the first limited wall and boss, baffle abuts against spring with boss；It further include carving tight block, carve tight block close to the side of slanted kicking block be equipped with carve tight inclined-plane, play needle the other end be equipped with for the bullet needle inclined-plane carving tight inclined-plane and match, the one end for playing needle is used to support with the block button hole of product, the bullet needle inclined-plane for playing needle offsets with tight inclined-plane is carved, and the angle for carving tight inclined-plane and vertical direction is greater than the central axis of angle ejector rod and the angle of vertical direction.The technical issues of injection mould slanted demolding structure tends to stick to slanted kicking block when solving the demoulding of block button hole glue position.
Description
Technical field
The utility model relates to injection mold technology more particularly to a kind of injection mould slanted demolding structures.
Background technique
Currently, some injecting products have block button hole or buckle slot because the capital design of assembly needs is some, these block button holes
Or the depanning direction of buckle slot and the depanning direction of injecting products it is not consistent, the molding for this pores (slot) glue position, usually
It will realize that block button hole glue lesser for depanning stroke position mostly uses ramp-roof structure with side axles cored structures such as sliding block, oblique tops
It demoulding, oblique top not only acts as the effect of side core-pulling, while there are also the effects of ejecting product, and can reduce die size,
Keep mould structure more compact, but ramp-roof structure is during demoulding, for oblique top glue plane product it is smaller, and buckle hole area compared with
The glue position of big situation, block button hole tends to stick to oblique top, lateral movement when ejecting product, causes product to pull even deformation disconnected
It splits.
Utility model content
For overcome the deficiencies in the prior art, the purpose of this utility model is to provide a kind of demouldings of injection mould slanted to tie
Structure solves the problems, such as easily to cling oblique top when the demoulding of block button hole glue position.
The purpose of this utility model adopts the following technical scheme that realization:
A kind of injection mould slanted demolding structure, including panel and bottom plate, are sequentially installed between the panel and bottom plate
Solid plate, front cavity, rear cavity and moving template are formed with type chamber, install on the bottom plate between the front cavity and rear cavity
There is movable plate, angle ejector rod is connected on the movable plate, the end of the angle ejector rod is equipped with slanted kicking block, the slanted kicking block and production
Condition adaptation, the slanted kicking block are equipped with cross through hole, and the cross through hole penetrates through the slanted kicking block and is arranged, in the cross through hole
Equipped with needle, spring and baffle is played, the bullet needle is arranged through the cross through hole, and the middle section position for playing needle is equipped with boss,
The cross through hole includes that the first segment cross through hole close to the product side and the second segment close to the boss side are horizontal
To through-hole, the internal diameter of the first segment cross through hole is less than the internal diameter of second segment cross through hole, the first segment cross through hole and
The intersection of second segment cross through hole forms the first limited wall, and the spring pocket is on the bullet needle, and the spring is located at institute
It states between the first limited wall and the boss, the baffle with the boss for abutting against；
It further include carving tight block, the rear cavity is equipped with for installing the mounting groove for carving tight block, and described to carve tight block close
The side of the slanted kicking block is equipped with and carves tight inclined-plane, the other end for playing needle be equipped with for the bullet carving tight inclined-plane and matching
Needle inclined-plane, described one end for playing needle are used to support with the block button hole of product, and tight inclined-plane is carved with described in the bullet needle inclined-plane for playing needle
It offsets, the angle for carving tight inclined-plane and vertical direction is greater than the central axis of the angle ejector rod and the angle of vertical direction.
Further, the cross through hole further includes close to the third section cross through hole for carving tight block side described the
The internal diameter of three sections of cross through hole is greater than the internal diameter of second segment cross through hole, the second segment cross through hole and third section cross through hole
Intersection form the second limited wall, the baffle abuts close to one end of the boss with second limited wall.
Further, gap is equipped between the boss and the baffle.
Further, the movable plate includes ejector retainner plate and the face needle plate being mounted on above the ejector retainner plate, the thimble
Plate is equipped with the first groove, and tilted footstock is equipped in first groove, and the face needle plate is equipped with axially extending bore, the tilted footstock
Upper end is protruded into the axially extending bore, is equipped with sliding block in the tilted footstock, and the sliding block is equipped with guide chute, the angle ejector rod with
The guide chute is slidably matched.
Further, the sliding block is arranged to T-type sliding block, and the guide chute is arranged to T-type guide chute.
Further, the tilted footstock is fixed on the ejector retainner plate by the first screw.
Further, described to carve tight block and be fixed in the rear cavity by the second screw.
Further, the angle ejector rod is fixed by a pin on the slanted kicking block.
Further, the angle ejector rod is arranged with slip guiding sleeve, and the outer wall of the slip guiding sleeve and the inner wall of the rear cavity support
Pressure, the rear cavity are equipped with circular orientation wall, and one end of the slip guiding sleeve is connected on the circular orientation wall, the slip guiding sleeve
The other end be configured with circlip, the rear cavity is equipped with annular slot, and the outer ring of the circlip is embedded in the annular slot.
Further, there are two the slip guiding sleeve is set, each slip guiding sleeve is each configured with the circlip.
Compared with prior art, the utility model has the beneficial effects that:
Needle is played by the cross through hole setting in slanted kicking block, and plays the one end of needle far from block button hole equipped with tight block is carved, plays needle
Inclined-plane is abutted with tight inclined-plane is carved, and the angle due to carving tight inclined-plane and vertical direction is greater than the central axis and vertical direction of angle ejector rod
Angle play needle and retract in cross through hole under the action of the spring when the moment that slanted kicking block is ejected, i.e. bullet needle more first completes pumping
Core movement, avoids block button hole because package power is excessive to make product adhesion slanted kicking block the phenomenon that.
Detailed description of the invention
Fig. 1 is a kind of schematic diagram for injection mould slanted demolding structure that the utility model provides in fact；
Fig. 2 is the partial enlargement diagram in Fig. 1 at A.
In figure: 100, panel；200, solid plate；300, front cavity；400, rear cavity；500, moving template；600, face needle plate；
700, ejector retainner plate；800, bottom plate；1, product；10, block button hole；2, slanted kicking block；21, the first limited wall；22, the second limited wall；3,
Play needle；30, boss；4, baffle；5, spring；6, tight block is carved；60, tight inclined-plane is carved；61, the second screw；7, angle ejector rod；70, slide guide
Set；71, pin；72, circlip；73, the first screw；74, sliding block；8, tilted footstock.
Specific embodiment
In the following, being described further in conjunction with attached drawing and specific embodiment to the utility model, it should be noted that
Under the premise of not colliding, it can be formed in any combination between various embodiments described below or between each technical characteristic new
Embodiment.
In the description of the present invention, it should be understood that term " on ", "lower", "front", "rear", "left", "right",
The orientation or positional relationship of the instructions such as "horizontal", "vertical", "top", "inner", "outside" is orientation based on the figure or position
Relationship is merely for convenience of describing the present invention and simplifying the description, rather than the device or element of indication or suggestion meaning must
There must be specific orientation, be constructed and operated in a specific orientation, therefore should not be understood as the limitation of the utility model.In addition,
Term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the utility model, it should be noted that unless otherwise clearly defined and limited, term " installation ",
" connected ", " connection " shall be understood in a broad sense, for example, can be fixedly connected, may be a detachable connection, or be integrally connected；
It can be mechanical connection, be also possible to be electrically connected；Can be and be directly connected to, can also indirectly connected through an intermediary, or
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood as the case may be
Concrete meaning in the present invention.
It as shown in Figs. 1-2, is a kind of injection mould slanted demolding structure provided by the utility model, including 100 He of panel
Bottom plate 800 is sequentially installed with solid plate 200, front cavity 300, rear cavity 400 and moving template between panel 100 and bottom plate 800
500, it is formed with type chamber between front cavity 300 and rear cavity 400, movable plate is installed on bottom plate 800, is connected on movable plate tiltedly
Mandril 7, the end of angle ejector rod 7 are equipped with slanted kicking block 2, and slanted kicking block 2 is equipped with cross through hole, and cross through hole penetrates through slanted kicking block 2 and is arranged,
It is equipped in cross through hole and plays needle 3, spring 5 and baffle 4, played needle 3 and be arranged through cross through hole, the middle section position of bullet needle 3 is equipped with convex
Platform 30, cross through hole include that the first segment cross through hole close to 1 side of product and the second segment close to 30 side of boss are laterally logical
Hole, the internal diameter of first segment cross through hole are less than the internal diameter of second segment cross through hole, and first segment cross through hole and second segment are laterally logical
The intersection in hole forms the first limited wall 21,5 sets of spring on the bullet needle 3, and spring 5 is located at the first limited wall 21 and boss
Between 30, baffle 4 with boss 30 for abutting against；Including carving tight block 6, rear cavity 400 is equipped with for installing the installation for carving tight block 6
Slot is carved tight block 6 and is equipped with close to the side of slanted kicking block 2 and carves tight inclined-plane 60, play needle 3 the other end be equipped with for carve tight 60 phase of inclined-plane
3 inclined-plane of bullet needle of cooperation, the one end for playing needle 3 are used to support with the block button hole 10 of product 1, play 3 inclined-plane of bullet needle of the other end of needle 3
It offsets with tight inclined-plane 60 is carved, carves central axis and vertical direction that tight inclined-plane 60 is greater than angle ejector rod 7 with the angle of vertical direction
Angle.
On above structure basis, with reference to Fig. 1, carving tight inclined-plane 60 and the angle of vertical direction is α, the central axis of angle ejector rod 7
Line and the angle of vertical direction are β, when product 1 demoulds, drive movable plate to jack up upwards by injection molding machine ejecting mechanism, wherein
The space for movable plate movement is reserved between movable plate and moving template 500, movable plate drives the slanted kicking block 2 on angle ejector rod 7 oblique
It jacks up upwards, while the movement of slanted kicking block 2 being driven to detach product 1, be greater than oblique top due to carving tight inclined-plane 60 and the angle of vertical direction
The traversing distance of the central axis of bar 7 and the angle of vertical direction, i.e. bullet needle 3 is less than the traversing distance of angle ejector rod 7, works as slanted kicking block
2 moments being ejected, play needle 3 is retracted in cross through hole under the action of spring 5, i.e., bullet needle 3 under the action of spring 5 understand prior to
Slanted kicking block 2 completes core pulling action, so that product 1 is not bonded to movement and deformation on slanted kicking block 2, prevents block button hole 10 due to package power is excessive
Adhesion slanted kicking block 2 guarantees the quality of mold release of product 1.
The injection mould slanted demolding structure of the present embodiment is unnecessary after can effectively avoiding product 1 from bonding slanted kicking block 2
Product data modification and mould structure change situations such as, especially suitable for there is the mold of block button hole 10, the injection mold
Oblique top demolding structure, which is also avoided that, when being formed using line position leads to line position shovel glue because of line position movement, goes here and there the risk of glue.
Further, cross through hole further includes the third section cross through hole that tight 6 side of block is carved by stating, third section cross through hole
Internal diameter be greater than the internal diameter of second segment cross through hole, the intersection of second segment cross through hole and third section cross through hole forms second
Limited wall 22, baffle 4 are abutted close to one end of boss 30 with the second limited wall 22.Baffle 4 can play limitation and play the movement of needle 3
Stroke.
Specifically, gap is equipped between boss 30 and baffle 4.When the moment that slanted kicking block 2 is ejected, needle 3 is played in spring 5
Effect is lower to be retracted in cross through hole, i.e., bullet needle 3 is moved to the direction close to boss 30, until boss 30 is abutted with baffle 4, plays needle
3 stop motions play needle 3 and complete to detach the movement of block button hole 10.
Further, movable plate includes ejector retainner plate 700 and the face needle plate 600 for being mounted on 700 top of ejector retainner plate, ejector retainner plate
700 are equipped with the first groove, are equipped with tilted footstock 8 in the first groove, wherein tilted footstock 8 is fixed on thimble by the first screw 73
In plate 700, face needle plate 600 is equipped with axially extending bore, and the upper end of tilted footstock 8 is protruded into axially extending bore, and sliding block is equipped in tilted footstock 8
74, sliding block 74 is equipped with guide chute, and angle ejector rod 7 is slidably matched with guide chute.When product 1 demoulds, by injection molding machine ejector
Structure drives ejector retainner plate 700, face needle plate 600 to move upwards, and ejector retainner plate 700, face needle plate 600 drive tilted footstock 8, and tilted footstock 8 drives
Slanted kicking block 2 on angle ejector rod 7 moves obliquely, and by the way that sliding block 74 is arranged in tilted footstock 8, guide chute is arranged in sliding block 74, from
And jack up angle ejector rod 7 along the direction of guide chute, it can be further improved quality of mold release.
Specifically, sliding block 74 is arranged to T-type sliding block 74, and guide chute is arranged to T-type guide chute.
Further, tight block 6 is carved to be fixed in rear cavity 400 by the second screw 61.Certainly, carving tight block 6 can also lead to
It crosses other modes to be fixed in rear cavity 400, for example welds.
Further, angle ejector rod 7 is fixed on slanted kicking block 2 by pin 71.Wherein, the pin 71 of the present embodiment is equipped with two
A, certainly, angle ejector rod 7 can also be fixed on by other means on slanted kicking block 2.
Further, angle ejector rod 7 is arranged with slip guiding sleeve 70, and the outer wall of slip guiding sleeve 70 and the inner wall of rear cavity 400 compress, after
Mode 400 is equipped with circular orientation wall, and one end of slip guiding sleeve 70 is connected on circular orientation wall, and the other end of slip guiding sleeve 70 is configured with
Circlip 72, rear cavity 400 are equipped with annular slot, and the outer ring of circlip 72 is embedded in annular slot.It can be with by setting slip guiding sleeve 70
Guiding role is played to angle ejector rod 7, can be further improved the quality of demoulding；Circlip 72 plays the role of fastening slip guiding sleeve 70.
Specifically, there are two slip guiding sleeve 70 is set, each slip guiding sleeve 70 is each configured with a circlip 72.One of slide guide
Set 70 is arranged close to one end of tilted footstock 8, another slip guiding sleeve 70 is arranged close to one end of slanted kicking block 2, in this way, further increasing
Guiding role, and further increase quality of mold release and efficiency.
Above embodiment is only preferred embodiments of the present invention, cannot be protected with this to limit the utility model
Range, the variation of any unsubstantiality that those skilled in the art is done on the basis of the utility model and replacement belong to
In the utility model range claimed.
Claims (10)
1. a kind of injection mould slanted demolding structure, including panel and bottom plate, it is fixed to be sequentially installed between the panel and bottom plate
Template, front cavity, rear cavity and moving template are formed with type chamber, are equipped on the bottom plate between the front cavity and rear cavity
Movable plate is connected with angle ejector rod on the movable plate, and the end of the angle ejector rod is equipped with slanted kicking block, the slanted kicking block and product
It is adapted, the slanted kicking block is equipped with cross through hole, and the cross through hole penetrates through the slanted kicking block setting, sets in the cross through hole
Have and play needle, spring and baffle, the bullet needle is arranged through the cross through hole, and the middle section position for playing needle is equipped with boss, institute
Stating cross through hole includes that the first segment cross through hole close to the product side and the second segment close to the boss side are lateral
Through-hole, the internal diameter of the first segment cross through hole are less than the internal diameter of second segment cross through hole, the first segment cross through hole and the
The intersection of two sections of cross through hole forms the first limited wall, and the spring pocket is on the bullet needle, and the spring is positioned at described
Between first limited wall and the boss, the baffle with the boss for abutting against；It is characterized by:
It further include carving tight block, the rear cavity is equipped with for installing the mounting groove for carving tight block, described to carve tight block close to described
The side of slanted kicking block is equipped with and carves tight inclined-plane, the other end for playing needle be equipped with for described to carve the bullet needle that tight inclined-plane matches oblique
Face, described one end for playing needle are used to support with the block button hole of product, and the bullet needle inclined-plane for playing needle carves tight inclined-plane and offset with described
It holds, the angle for carving tight inclined-plane and vertical direction is greater than the central axis of the angle ejector rod and the angle of vertical direction.
2. a kind of injection mould slanted demolding structure as described in claim 1, it is characterised in that: the cross through hole further includes
Close to the third section cross through hole for carving tight block side, the internal diameter of the third section cross through hole is greater than the horizontal through-hole of second segment
The intersection of internal diameter, the second segment cross through hole and third section cross through hole forms the second limited wall, and the baffle is close to institute
The one end for stating boss is abutted with second limited wall.
3. a kind of injection mould slanted demolding structure as claimed in claim 2, it is characterised in that: the boss and the baffle
Between be equipped with gap.
4. a kind of injection mould slanted demolding structure as described in claim 1, it is characterised in that: the movable plate includes thimble
Plate and the face needle plate being mounted on above the ejector retainner plate, the ejector retainner plate are equipped with the first groove, are equipped in first groove
Tilted footstock, the face needle plate are equipped with axially extending bore, and the upper end of the tilted footstock is protruded into the axially extending bore, in the tilted footstock
Equipped with sliding block, the sliding block is equipped with guide chute, and the angle ejector rod is slidably matched with the guide chute.
5. a kind of injection mould slanted demolding structure as claimed in claim 4, it is characterised in that: the sliding block is arranged to T-type
Sliding block, the guide chute are arranged to T-type guide chute.
6. a kind of injection mould slanted demolding structure as claimed in claim 4, which is characterized in that the tilted footstock passes through first
Screw is fixed on the ejector retainner plate.
7. a kind of injection mould slanted demolding structure as described in claim 1, it is characterised in that: described to carve tight block by second
Screw is fixed in the rear cavity.
8. a kind of injection mould slanted demolding structure as described in claim 1, it is characterised in that: the angle ejector rod passes through pin
It is fixed on the slanted kicking block.
9. a kind of injection mould slanted demolding structure as described in claim 1, it is characterised in that: the angle ejector rod, which is arranged with, leads
Sliding sleeve, the outer wall of the slip guiding sleeve and the inner wall of the rear cavity compress, and the rear cavity is equipped with circular orientation wall, the slide guide
One end of set is connected on the circular orientation wall, and the other end of the slip guiding sleeve is configured with circlip, and the rear cavity is equipped with ring
The outer ring of shape card slot, the circlip is embedded in the annular slot.
10. a kind of injection mould slanted demolding structure as claimed in claim 9, it is characterised in that: the slip guiding sleeve is equipped with two
A, each slip guiding sleeve is each configured with the circlip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822229636.XU CN209534061U (en) | 2018-12-27 | 2018-12-27 | A kind of injection mould slanted demolding structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822229636.XU CN209534061U (en) | 2018-12-27 | 2018-12-27 | A kind of injection mould slanted demolding structure |
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| CN209534061U true CN209534061U (en) | 2019-10-25 |
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| CN201822229636.XU Active CN209534061U (en) | 2018-12-27 | 2018-12-27 | A kind of injection mould slanted demolding structure |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112356400A (en) * | 2020-10-16 | 2021-02-12 | 皇裕精密冲件(昆山)有限公司 | Sliding block demolding mechanism |
| CN112536990A (en) * | 2020-12-23 | 2021-03-23 | 宁波方正汽车模具股份有限公司 | Large-angle pitched roof mechanism |
| CN113815204A (en) * | 2021-09-27 | 2021-12-21 | 浙江凯华模具有限公司 | Inclined ejection spring needle linkage mechanism of injection mold and back-off method |
| CN113843982A (en) * | 2021-08-25 | 2021-12-28 | 浙江凯华模具有限公司 | Inclined ejection spring needle linkage mechanism |
| CN114559606A (en) * | 2022-02-28 | 2022-05-31 | 歌尔股份有限公司 | Clamp spring machining die and method |
-
2018
- 2018-12-27 CN CN201822229636.XU patent/CN209534061U/en active Active
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112356400A (en) * | 2020-10-16 | 2021-02-12 | 皇裕精密冲件(昆山)有限公司 | Sliding block demolding mechanism |
| CN112356400B (en) * | 2020-10-16 | 2022-07-01 | 皇裕精密技术(苏州)有限公司 | Sliding block demolding mechanism |
| CN112536990A (en) * | 2020-12-23 | 2021-03-23 | 宁波方正汽车模具股份有限公司 | Large-angle pitched roof mechanism |
| CN113843982A (en) * | 2021-08-25 | 2021-12-28 | 浙江凯华模具有限公司 | Inclined ejection spring needle linkage mechanism |
| WO2023024295A1 (en) * | 2021-08-25 | 2023-03-02 | 浙江凯华模具有限公司 | Angle ejector and pogo pin linkage mechanism |
| CN113815204A (en) * | 2021-09-27 | 2021-12-21 | 浙江凯华模具有限公司 | Inclined ejection spring needle linkage mechanism of injection mold and back-off method |
| CN113815204B (en) * | 2021-09-27 | 2023-11-10 | 浙江凯华模具有限公司 | Injection mold inclined ejection spring needle linkage mechanism and back-off method |
| CN114559606A (en) * | 2022-02-28 | 2022-05-31 | 歌尔股份有限公司 | Clamp spring machining die and method |
| CN114559606B (en) * | 2022-02-28 | 2024-05-24 | 歌尔股份有限公司 | Clamp spring processing die and method |
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