CN209207957U - Injection mold with oblique top slide block mechanism - Google Patents
Injection mold with oblique top slide block mechanism Download PDFInfo
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- CN209207957U CN209207957U CN201821902097.5U CN201821902097U CN209207957U CN 209207957 U CN209207957 U CN 209207957U CN 201821902097 U CN201821902097 U CN 201821902097U CN 209207957 U CN209207957 U CN 209207957U
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- sliding block
- oblique top
- mold insert
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- slide block
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Abstract
The utility model discloses the injection mold for having oblique top slide block mechanism, including mutually matched dynamic model and cover half, when mold clamping, are formed with the type chamber to forming plastic cement part, several oblique top slide block mechanisms are housed on the mode of dynamic model；Oblique top slide block mechanism includes oblique top ontology and sliding block；The slideway through oblique top ontology is provided in oblique top ontology, sliding block slides in slideway；The sliding extending direction of sliding block is equipped with limit mold insert, and it is vertical plane that oblique top, which limits mold insert at home position close to the side of sliding block, and upper end is inclined-plane, and the rear end face of sliding block is bonded with the side of limit mold insert；When die sinking, sliding block is with oblique top ontology together upstroke, limit mold insert limits the buckle that sliding block transverse movement makes the front end of sliding block push down plastic parts, sliding block and oblique top oblique movement together when sliding block uplink is moved to the inclined-plane of limit mold insert, so that the front end of sliding block is detached from plastic parts, effectively prevent excessive the case where causing plastic parts to deform and the pull buckle generation of oblique top package power.
Description
Technical field
The utility model relates to injection molding technology field more particularly to a kind of injection molds with oblique top slide block mechanism.
Background technique
When designing injection mold, plastic parts more elongated, that wall ratio is relatively thin is often encountered, since product is thinner
Long, relatively soft, there is buckle structure in part again, and when the mold design at this position is exactly needed using ramp-roof structure, glue
Position comparison of the packet in oblique top is more, and product can glue oblique top after ejection, so as to cause deformation of products and pulls buckle, for this purpose, need to be
Small slide block structure is designed in the oblique top of mold, is occurred to prevent deformation of products with the thing for pulling buckle etc, however existing skill
In art, resetted with spring for small slide block, but be difficult to arrange in narrow space inner spring, even if arranging spring, due to sky
Between it is too small, the stroke and elastic force of spring all can be insufficient, and the requirement of normal operation is not achieved.
Summary of the invention
The utility model aim is: a kind of injection mold with oblique top slide block mechanism is provided, product stripping efficiency is improved,
The case where effectivelying prevent injecting products to deform and pull buckle etc generation.
The technical solution of the utility model is: the injection mold with oblique top slide block mechanism, including mutually matched dynamic model
And cover half, the fixed half and moving half are formed with the type chamber to forming plastic cement part when molding, if being equipped on the mode of the dynamic model
Dry oblique top slide block mechanism；The oblique top slide block mechanism includes oblique top ontology, is arranged in oblique top ontology and is used to form plastic cement
The sliding block of the buckle of part；The slideway for extending transversely through oblique top ontology is provided in the oblique top ontology, the sliding block is in slideway
Interior sliding；The sliding extending direction of the sliding block is fixedly installed limit mold insert, and the limit mold insert is close to the side of sliding block
Perpendicular, upper surface are inclined-plane, and the rear end face of sliding block is bonded with the side vertical plane of limit mold insert；When being ejected after die sinking,
With oblique top ontology together upstroke, the limit mold insert limits sliding block transverse movement and the front end of sliding block is made to push down modeling sliding block
The buckle of glue part, when sliding block uplink is moved to the inclined-plane of limit mold insert, the side for limiting mold insert is lost to sliding block transverse movement
Limitation, sliding block and oblique top ontology move together at this time, make sliding block front end be detached from plastic parts.
Preferably, a pin is fixedly installed in the sliding block, which runs through sliding block and the glide direction in sliding block
It is perpendicular；Cotter slot is offered on the oblique top ontology, pin can slide in cotter slot；There is correcting on the mode of the dynamic model
The skewed slot of pin location；When oblique top ontology return or downlink, pin band movable slider under the guiding role on skewed slot inclined-plane is retreated.
Preferably, the lateral length of the cotter slot is more than or equal to the sliding stroke of sliding block.
Preferably, the skewed slot is inclined-plane close to the side of plastic parts, and lower end is equipped with U-shaped limit card slot, when sliding block with
Oblique top ontology downlink when, pin along skewed slot inclined-plane downlink so that retreated with movable slider, U-shaped limit card slot resets sliding block.
The width of the limit card slot is greater than pin diameter, and limit card slot left side is vertical plane, and main function is to reset sliding block laterally
In place.
Preferably, the sliding block is equipped with the bevel inclination angle of one with limit mold insert close to the side lower end of limit mold insert
Identical small oblique angle.
Preferably, the lateral distance on the inclined-plane is greater than sliding stroke of the sliding block in slideway.
Preferably, the lower end of the limit mold insert is L-shaped, and fixation is set in the mode of dynamic model.
Preferably, the sliding block is in the ladder-like of preceding Bao Houkuan, and the lesser one end of cross-sectional area is used to form on sliding block
The buckle；The corresponding intrinsic slideway of oblique top is the ladder-like of the preceding Bao Houkuan to match with sliding block.
The utility model has the advantages that:
1, the injection mold of the application, since plastic parts product is by than relatively thin buckle structure, in the mode of dynamic model
On several oblique top slide block mechanisms are installed, be provided in oblique top ontology facilitate buckle demould sliding block, in oblique top slide block mechanism
At the beginning of implementing core pulling action, sliding block is still pressed at the buckle of plastic parts, leaves plastic cement completely at the core pulling position of oblique top institute band
After part, sliding block moves to be detached from plastic parts together with oblique top, can prevent the thing that plastic cement products deformed and pulled buckle etc
Feelings occur, and sliding block automatically resets under the action of limiting the inclined-plane and skewed slot of mold insert when molding；
2, the head sizes of the small slide block of lateral arrangement are very thin, are very suitable to need laterally to eject the product of feature；And it is small
Sliding block shift motion is longer, can be by the height and inclined-plane that adjust limit mold insert come the shift motion of adjusting slider when design；Its
Mechanism design key is wonderful, runs very reliable；The mechanism of the application is simple, and design is reasonable, using mechanical force, it is ensured that the sliding of sliding block
Stablize；
3, in the ejection of oblique top ontology and reseting procedure, small slide block is under gravity or other active forces in oblique top ontology
Can arbitrarily slide, the structure can parking position accuracy, be not in the case where hitting mould.
Detailed description of the invention
The utility model is further described with reference to the accompanying drawings and embodiments:
Fig. 1 is the dynamic model overall structure diagram of the injection mold of the utility model；
The partial sectional view of oblique top slide block mechanism when Fig. 2 is the injection mould closing of the utility model；
Oblique top ontology when Fig. 3 is the injection mold die sinking of the utility model will be disengaged from structural representation when plastic parts
Figure；
Structural schematic diagram when plastic parts demoulds completely when Fig. 4 is the injection mold die sinking of the utility model；
Fig. 5 is the decomposition diagram of oblique top slide block mechanism in the utility model；
Wherein: 1, mode；10, plastic parts；11, it buckles；2, oblique top slide block mechanism；21, oblique top ontology；22, sliding block；221,
Small oblique angle；23, mold insert is limited；231, inclined-plane；24, pin；25, cotter slot；3, skewed slot.
Specific embodiment
Embodiment:
Injection mold described herein with oblique top slide block mechanism, including mutually matched dynamic model and cover half, it is described
Fixed half and moving half is formed with the type chamber to forming plastic cement part 10 when molding, several oblique tops are housed on the mode 1 of the dynamic model
Slide block mechanism 2；The oblique top slide block mechanism 2 includes oblique top ontology 21, is arranged in oblique top ontology 21 and is used to form plastic parts
The sliding block 22 of 10 buckle 11；The slideway for extending transversely through oblique top ontology 21, the cunning are provided in the oblique top ontology 21
Block 22 slides in slideway；The sliding extending direction of the sliding block 22 is fixedly installed limit mold insert 23, the limit mold insert 23
It is perpendicular close to the side of sliding block 22, upper surface is inclined-plane 231, and the rear end face of sliding block 22 and the side of limit mold insert 23 are perpendicular
Straight plane fitting；When die sinking, for sliding block 22 with oblique top ontology 21 together upstroke, it is horizontal that the limit mold insert 23 limits sliding block 22
To movement so that the buckle of plastic parts is pushed down in the front end of sliding block 22, when 22 uplink of sliding block is moved to the inclined-plane 231 of limit mold insert 23
When, the side of limit mold insert 23 loses the limitation moved to sliding block 22, at this time sliding block 22 and oblique top ontology 21 oblique movement together,
The front end of sliding block 22 is set to be detached from plastic parts.
A pin 24 is fixedly installed in the sliding block 22, the pin 24 is through sliding block 22 and in the sliding side of sliding block 22
To perpendicular；Cotter slot 25 is offered on the oblique top ontology 21, pin 24 can slide in cotter slot 25, the cotter slot 25
Lateral length be more than or equal to sliding block 22 sliding stroke；The skewed slot 3 with bayonet fittings is offered on the mode 1 of the dynamic model；
When molding, pin 24 is stuck under the inclined-plane guiding role of skewed slot 3 and retreats；The skewed slot (3) is inclined-plane close to the side of plastic parts,
Lower end is equipped with U-shaped limit card slot, and when sliding block (22) is with oblique top ontology (21) downlink, pin (24) is oblique along skewed slot (3)
Face downlink is retreated with movable slider (22) in turn, and U-shaped limit card slot resets sliding block (22) laterally in place.
As shown in attached drawing 2 ~ 4, the sliding block 22 is equipped with one and limit mold insert 23 close to the side lower end of limit mold insert 23
The identical small oblique angle 221 of 231 tilt angle of inclined-plane.
The lateral distance of further instruction, the inclined-plane 231 is greater than sliding stroke of the sliding block 22 in slideway, to rise
To the effect for preventing it from breaking correlated parts, when sliding block 22 is when play after oblique top ejects completely is to other positions, inclined-plane 231 can
Successfully the position correcting of sliding block 22.
Further instruction, the sliding block 22 is ladder-like in preceding Bao Houkuan's, and the slideway in corresponding oblique top ontology 21 is
The preceding Bao Houkuan's to match with sliding block 22 is ladder-like, and the lesser one end of cross-sectional area is used to form the buckle on sliding block 22
11；The structure ensures sliding block sliding stability, and then it is smooth to promote the buckle of plastic parts to demould.
The injection mold of the application is using principle: when molding, the mode of oblique top ontology and sliding block and dynamic model, cover half
The type chamber being formed with to forming plastic cement part 10 is surrounded together, and sliding block is used to form the buckle 11 of plastic parts 10；In oblique top sheet
Body ejects obliquely under the ejector retainner plate driving of mold, and sliding block 22 is still pressed at the buckle 11 of plastic parts at this time, in oblique top sheet
After plastic parts 10 is left at the core pulling position of body institute band, sliding block 22 loses the active force of rear side limit mold insert together with oblique top at it
Movement, to be detached from product 10, the thing that can prevent plastic cement products deformation and pull buckle etc occurs, and sliding block is limiting when molding
It automatically resets under the action of position mold insert and skewed slot.In the structure, oblique top uplink stopping after, sliding block can in oblique top ontology with
Meaning sliding, does not influence normal reset.
The above embodiments are only illustrative of the principle and efficacy of the utility model, rather than limits the present invention
's.Any person skilled in the art can all carry out above-described embodiment under the spirit and scope without prejudice to the utility model
Modifications and changes.Therefore, such as those of ordinary skill in the art without departing from the revealed of the utility model
All equivalent modifications or change completed under spirit and technical idea, should be covered by the claim of the utility model.
Claims (8)
1. having the injection mold of oblique top slide block mechanism, including mutually matched dynamic model and cover half, the fixed half and moving half molding
When be formed with type chamber to forming plastic cement part (10), it is characterised in that: several oblique tops are housed on the mode (1) of the dynamic model
Slide block mechanism (2)；The oblique top slide block mechanism (2) includes oblique top ontology (21), setting in oblique top ontology (21) and for shape
At the sliding block (22) of the buckle (11) of plastic parts (10)；One, which is provided with, in the oblique top ontology (21) extends transversely through oblique top ontology
(21) slideway, the sliding block (22) are slided in slideway；The sliding extending direction of the sliding block (22) is fixedly installed limit
Mold insert (23), limit mold insert (23) are perpendicular close to the side of sliding block (22), and upper surface is inclined-plane (231), sliding block
(22) rear end face is bonded with the side vertical plane of limit mold insert (23)；When die sinking, sliding block (22) is with oblique top ontology (21)
Upstroke together, limit mold insert (23) limit sliding block (22) transverse movement and the front end of sliding block (22) are made to push down plastic parts
Buckle, when sliding block (22) uplink is moved to inclined-plane (231) of limit mold insert (23), the side of limit mold insert (23) is lost pair
The limitation of sliding block (22) transverse movement, sliding block (22) and oblique top ontology (21) oblique movement together at this time, before making sliding block (22)
End is detached from plastic parts.
2. the injection mold according to claim 1 with oblique top slide block mechanism, it is characterised in that: in the sliding block (22)
It is fixedly installed a pin (24), the pin (24) is through sliding block (22) and perpendicular in the glide direction of sliding block (22)；Institute
It states and is offered on oblique top ontology (21) cotter slot (25), pin (24) can the sliding in cotter slot (25)；The mode of the dynamic model
(1) skewed slot (3) of correcting pin location is offered on；When molding, pin (24) is stuck in the U-shaped card slot of skewed slot (3) lower end, into
And limit position when sliding block (22) molding.
3. the injection mold according to claim 2 with oblique top slide block mechanism, it is characterised in that: the cotter slot (25)
Lateral length be more than or equal to sliding block (22) sliding stroke.
4. the injection mold according to claim 2 with oblique top slide block mechanism, it is characterised in that: the skewed slot (3) is leaned on
The side of nearly plastic parts is inclined-plane, and lower end is equipped with U-shaped limit card slot, when sliding block (22) is with oblique top ontology (21) downlink,
Pin (24) is retreated with movable slider (22) in turn along the inclined-plane downlink of skewed slot (3), and U-shaped limit card slot resets sliding block (22).
5. the injection mold according to claim 1 with oblique top slide block mechanism, it is characterised in that: the sliding block (22) is leaned on
The side lower end of nearly limit mold insert (23) is equipped with a small oblique angle identical with limit inclined-plane (231) tilt angle of mold insert (23)
(221).
6. the injection mold according to claim 1 with oblique top slide block mechanism, it is characterised in that: the inclined-plane (231)
Lateral distance be greater than the sliding stroke of sliding block (22) in slideway.
7. the injection mold according to claim 1 with oblique top slide block mechanism, it is characterised in that: the limit mold insert
(23) lower end is L-shaped, fixed to be set in the mode (1) of dynamic model.
8. described in any item injection molds with oblique top slide block mechanism according to claim 1~7, it is characterised in that: described
Sliding block (22) is ladder-like in preceding Bao Houkuan's, and the lesser one end of cross-sectional area is used to form the buckle on sliding block (22)
(11)；Slideway in corresponding oblique top ontology (21) is the ladder-like of the preceding Bao Houkuan to match with sliding block (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821902097.5U CN209207957U (en) | 2018-11-19 | 2018-11-19 | Injection mold with oblique top slide block mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821902097.5U CN209207957U (en) | 2018-11-19 | 2018-11-19 | Injection mold with oblique top slide block mechanism |
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| Publication Number | Publication Date |
|---|---|
| CN209207957U true CN209207957U (en) | 2019-08-06 |
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ID=67460167
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821902097.5U Active CN209207957U (en) | 2018-11-19 | 2018-11-19 | Injection mold with oblique top slide block mechanism |
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| Country | Link |
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| CN (1) | CN209207957U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112026108A (en) * | 2020-09-25 | 2020-12-04 | 苏州岗源塑胶有限公司 | Secondary ejection type die |
| CN113334702A (en) * | 2021-04-27 | 2021-09-03 | 宁波方正汽车模具股份有限公司 | Small-space back-off demoulding mechanism |
| CN114559606A (en) * | 2022-02-28 | 2022-05-31 | 歌尔股份有限公司 | Clamp spring machining die and method |
-
2018
- 2018-11-19 CN CN201821902097.5U patent/CN209207957U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112026108A (en) * | 2020-09-25 | 2020-12-04 | 苏州岗源塑胶有限公司 | Secondary ejection type die |
| CN113334702A (en) * | 2021-04-27 | 2021-09-03 | 宁波方正汽车模具股份有限公司 | Small-space back-off demoulding mechanism |
| CN113334702B (en) * | 2021-04-27 | 2022-12-02 | 宁波方正汽车模具股份有限公司 | Small-space back-off demoulding mechanism |
| 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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