CN109352928A - Injection mold - Google Patents
Injection mold Download PDFInfo
- Publication number
- CN109352928A CN109352928A CN201811235186.3A CN201811235186A CN109352928A CN 109352928 A CN109352928 A CN 109352928A CN 201811235186 A CN201811235186 A CN 201811235186A CN 109352928 A CN109352928 A CN 109352928A
- Authority
- CN
- China
- Prior art keywords
- seesaw
- knock
- pin
- liftout plate
- injection mold
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- 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
-
- 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
- B29C45/26—Moulds
- B29C45/2602—Mould construction elements
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The present invention provides a kind of injection mold, male die core has cow glue powder, seesaw is rotationally connected on liftout plate, and it is supported in fixed plate, knock-pin runs through male template and male die core, and one end of knock-pin is connect with seesaw, regulating part is compressed in male template, and compress regulating part and the setting of knock-pin interval, liftout plate can be moved along support block towards male template, liftout plate drives seesaw mobile so that knock-pin carries out ejection displacement for the first time, and then the ox horn type workpiece portion of cow glue powder position is ejected, when being moved in seesaw and compressing regulating part and support, it compresses regulating part and compresses seesaw and continue to tilt so that knock-pin carries out second ejection displacement to eject the ox horn type workpiece in cow glue powder completely.The present invention is solved increases cow glue powder since ejection stroke is not enough and the technical issues of can not eject completely the ox horn type workpiece in cow glue powder on the basis of existing mold structure.
Description
Technical field
The present invention relates to mould applications, in particular to a kind of injection mold.
Background technique
At present after mold design completes die trial, often due to the change that product variations and mould appearance require, mold
Design change, such as increase the design scheme of cow glue powder, and since existing mould structure has designed completion, product top
Stroke has been fixed out, and increasing cow glue powder on the basis of existing mold structure may can not enough be incited somebody to action due to ejection stroke
Ox horn type workpiece in cow glue powder ejects completely.
Summary of the invention
The purpose of the present invention is to provide a kind of injection molds, to solve to increase ox horn on the basis of existing mold structure
Cast gate is since ejection stroke is not enough and the technical issues of can not eject completely the ox horn type workpiece in cow glue powder.
The present invention provides a kind of injection mold, for the molding and demoulding of ox horn type workpiece, including male template, be set to it is described
Male die core in male template, set on the male template backwards to two support blocks of the male die core side, seesaw, knock-pin,
Regulating part, liftout plate and fixed plate are compressed, two support blocks are located at interval between the fixed plate and the male template, institute
Male die core is stated with cow glue powder, the seesaw is rotationally connected on the liftout plate, and is supported in the fixed plate, institute
Knock-pin is stated through the male template and the male die core, and one end of the knock-pin is connect with the seesaw, it is described to support
Regulating part is pressed to be set in the male template, and the regulating part that compresses is arranged with the knock-pin interval, the liftout plate can edge
The support block it is mobile towards the male template, the liftout plate drives the seesaw mobile so that the knock-pin carries out the
Primary ejection displacement, and then the ox horn type workpiece portion of the cow glue powder position is ejected, the seesaw be moved to
It is described when compressing regulating part and supporting, it is described compress regulating part and compress the seesaw continue to tilt so that the knock-pin carries out the
Double-ejection is displaced to eject the ox horn type workpiece in the cow glue powder completely.
Wherein, the injection mold further includes top roller, and the fixed plate has top roller hole, and the top roller passes through the top roller
Hole is to push the liftout plate to move.
Wherein, the injection mold further includes resilient member, and the resilient member passes through the liftout plate elasticity and supports
Hold the seesaw.
Wherein, the liftout plate includes the first sub- liftout plate and the second son being fixedly connected with the described first sub- liftout plate
Liftout plate, the seesaw are rotationally connected on the described second sub- liftout plate, and the resilient member passes through first son top
Ejecting plate flexibly supports the seesaw.
Wherein, the resilient member includes spring and limit thimble, and groove is equipped in the first sub- liftout plate, described
Limit thimble passes through the groove and supports the seesaw, on the limit thimble of the spring wrap in the groove,
To flexibly support the limit thimble.
Wherein, the described second sub- liftout plate is equipped with rotation section, seesaw rotation loaded on the rotation section, with
After one end stress of the seesaw, the seesaw is lifted up using the rotation section as fulcrum.
Wherein, the injection mold further includes limited block, and the limited block is set on the described second sub- liftout plate, the limit
Position block is used to limit the spacing between the described second sub- liftout plate and the male template.
Wherein, the seesaw is equipped with card slot, and the card slot is flexibly connected with the knock-pin.
Wherein, the card slot has a guiding surface, and the guiding surface is slidably connected with the knock-pin, described
When seesaw is lifted up, the knock-pin is moved along the guiding surface.
Wherein, the regulating part that compresses is limited screw.
In conclusion the present invention by the regulating part compress to the seesaw be not connected with one end of the knock-pin into
Row compresses, and the seesaw is tilted to one end close to the knock-pin, and then the knock-pin can will be in the cow glue powder
Ox horn type workpiece eject completely, the ejection stroke realized in the injection mold has been fixed, and increase cow glue powder
In the case where, the knock-pin ejects the ox horn type workpiece in the cow glue powder completely, solves existing injection mold
Ejection stroke has been fixed due to one time, and the technical issues of can not eject completely the ox horn type workpiece in cow glue powder.And work as
When ox horn type workpiece in the cow glue powder ejects completely, manipulator can take ox horn type workpiece away, and then realize automatic
Metaplasia produces.And the ox horn type workpiece appearance of injection mold ejection of the invention is unaffected, meets ox horn type workpiece demand, institute
It states injection mold and varies without mold size, reduce costs, broken the limitation of mold design, substantially increase production effect
Rate reduces production cost.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of the first state of injection mold provided in an embodiment of the present invention.
Fig. 2 is the structural schematic diagram of second of state of injection mold shown in FIG. 1.
Fig. 3 is the structural schematic diagram of the third state of injection mold shown in FIG. 1.
Fig. 4 is the seesaw of the injection mold in Fig. 3 and the structural schematic diagram of knock-pin.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Fig. 1-3 is please referred to, the present invention provides a kind of injection mold, for the molding and demoulding of ox horn type workpiece 140, including
Male template 70, the male die core 80 in male template 70, set on male template 70 backwards to 80 side of male die core two support blocks 60,
Seesaw 10, knock-pin 20 compress regulating part 30, liftout plate 40 and fixed plate 50, and two support blocks 60 are located at interval at fixed plate
Between 50 and male template 70, male die core 80 has cow glue powder 801, and seesaw 10 is rotationally connected on liftout plate 40, and supports
In in fixed plate 50, knock-pin 20 is through male template 70 and male die core 80, and one end of knock-pin 20 is connect with seesaw 10, is supported
It presses regulating part 30 to be set in male template 70, and compresses regulating part 30 and the setting of the interval of knock-pin 20, liftout plate 40 can be along support block
60 is mobile towards male template 70, and liftout plate 40 drives seesaw 10 mobile so that knock-pin 20 carries out ejection displacement for the first time, into
And eject 140 part of ox horn type workpiece of 801 position of cow glue powder, regulating part 30 is moved to and compressed in seesaw 10 support
When, it compresses regulating part 30 and compresses seesaw 10 and continue to tilt so that knock-pin 20 carries out second ejection displacement with by cow glue powder
Interior 801 ox horn type workpiece 140 ejects completely.
In application, 50, two support blocks 60 of fixed plate and male template 70 form an accommodating space 90, liftout plate 40 and
Seesaw 10 is contained in accommodating space 90.Two support blocks 60 opposite week being arranged in parallel and be set to fixed plate 50 and male template 70
Edge, two support blocks 60 are fixedly connected with fixed plate 50 and male template 70.Regulating part 30 is compressed in the male template 70 and can
Adjust the length stretched out in accommodating space 90.Regulating part 30 is compressed in the orthographic projection on seesaw 10 in seesaw 10, into
And compress regulating part 30 and can contact seesaw 10, and compress seesaw 10 so that seesaw 10 to close to knock-pin 20 one end
It tilts.In one embodiment, compressing regulating part 30 is limited screw, and limited screw can protrude into accommodating sky by rotating to adjust
Between length in 90.
Injection mold further includes top roller (not shown), and fixed plate 50 has top roller hole 501, and top roller passes through top roller hole
501 to push liftout plate 40 to move, and then liftout plate 40 may make to drive seesaw 10 mobile so that knock-pin 20 carries out first
Secondary ejection displacement.
Referring to Fig. 2, when the injection molding of ox horn type workpiece 140 is completed to need to demould, top roller passes through top roller hole in the present invention
501 to push liftout plate 40 to move, and liftout plate 40 drives the seesaw 10 being connected on liftout plate 40 to move, and seesaw 10 drives
Knock-pin 20 moves, and then knock-pin 20 pushes the ox horn type workpiece 140 in cow glue powder 801 with will be in cow glue powder 801
Ox horn type workpiece 140 once ejects.Since stroke of the top roller before injection mold does not design cow glue powder 801 has been fixed, and
Ox horn type workpiece 140 in cow glue powder 801 has radian, and structure is complicated, and top roller can not one by fixed ejection stroke
The secondary ox horn type workpiece 140 by cow glue powder 801 ejects completely, knock-pin 20 carry out ejection displacement for the first time can only partially by
Ox horn type workpiece 140 ejects.
Referring to Fig. 3, compressing regulating part 30 when seesaw 10 runs to and compresses regulating part 30 and contacts and compressing seesaw
One end of 10 not connected knock-pins 20, seesaw 10 are tilted to one end close to knock-pin 20, and seesaw 10 drives knock-pin 20
Movement, knock-pin 20 again ejects the ox horn type workpiece 140 in cow glue powder 801, in 20 first time of knock-pin not by ox
Under the premise of the ejection completely of ox horn type workpiece 140 in angle cast gate 801, knock-pin 20 realizes again will be in cow glue powder 801
Ox horn type workpiece 140 eject, and by being ejected twice to the ox horn type workpiece 140 in cow glue powder 801, knock-pin 20
Ox horn type workpiece 140 in cow glue powder 801 can be ejected completely, i.e., it can will after knock-pin 20 carries out second ejection displacement
801 ox horn type workpiece 140 ejects completely in cow glue powder.
Therefore, the present invention compresses one end that 30 pairs of seesaws 10 are not connected with knock-pin 20 by regulating part and compresses, and lifts up
Seesaw 10 is tilted to one end close to knock-pin 20, and then knock-pin 20 is complete by the ox horn type workpiece 140 in cow glue powder 801
Ejection, realizes in the case where an ejection stroke of injection mold has been fixed and increased cow glue powder 801, knock-pin 20
Ox horn type workpiece 140 in cow glue powder 801 is ejected completely, solves existing injection mold due to an ejection stroke
The technical issues of fixing, and the ox horn type workpiece 140 in cow glue powder 801 can not being ejected completely.And when in cow glue powder 801
Ox horn type workpiece 140 completely eject when, manipulator can take ox horn type workpiece 140 away, and then realize automated production.And
Ox horn type 140 appearances of workpiece of injection mold ejection of the invention are unaffected, meet ox horn type workpiece demand, injection mold
Mold size is varied without, is reduced costs, has broken the limitation of mold design, has substantially increased production efficiency, reduced
Production cost.
Injection mold further includes resilient member 110, and resilient member 110 passes through liftout plate 40 and flexibly supports seesaw
10.In the present embodiment, resilient member 110 is set in accommodating space 90.
Specifically, liftout plate 40 include the first sub- liftout plate 401 and be fixedly connected with the first sub- liftout plate 401 second
Sub- liftout plate 402, seesaw 10 are rotationally connected on the second sub- liftout plate 402, and resilient member 110 passes through the first sub- liftout plate
401 flexibly support seesaw 10.
Resilient member 110 includes spring 110a and limit thimble 110b, is equipped with groove in the first sub- liftout plate 401
401a, limit thimble 110b pass through groove 401a and support seesaw 10, and spring 110a is wrapped in the limit thimble in groove 401a
On 110b, to flexibly support limit thimble 110b.
In one embodiment, when not ejected to the ox horn type workpiece 140 in cow glue powder 801, spacing top
Needle 110b is supported in fixed plate 50, and limit thimble 110b supports seesaw 10, and due to seesaw 10 and the second sub- liftout plate
402 rotation connections, the first sub- liftout plate 401 is fixedly connected with the second sub- liftout plate 402, and then the first sub- liftout plate 401, second
Sub- liftout plate 402 and seesaw 10 can be supported in accommodating space 90 by fixed plate 50.When top roller passes through top roller hole 501
When pushing liftout plate 40 to move to compress regulating part 30 and contact seesaw 10, it is empty in accommodating by adjusting elongation to compress regulating part 30
Between length in 90, to compress one end that seesaw 10 is not connected with knock-pin 20, seesaw 10 is not connected with one end of knock-pin 20
Decline, while one end that seesaw 10 is not connected with knock-pin 20 declines, seesaw 10 compresses limit thimble 110b decline, limit
Position thimble 110b compresses the spring 110a in groove 401a, and one end that seesaw 10 connects knock-pin 20 rises, knock-pin 20
Ox horn type workpiece 140 in cow glue powder 801 is ejected, when the ox horn type workpiece 140 in cow glue powder 801 ejects completely,
It compresses regulating part 30 and adjusts the length shortened in accommodating space 90, spring 110a pushes limit thimble 110b and rises, spacing top
Needle 110b pushes seesaw 10 so that seesaw 10 resets, and is restored to the state that seesaw 10 does not tilt.
Second sub- liftout plate 402 is equipped with rotation section 120, and the rotation of seesaw 10 is loaded on rotation section 120, in seesaw
After 10 one end stress, seesaw 10 is that fulcrum is lifted up with rotation section 120.Specifically, in 10 Forced rotation of seesaw,
Seesaw 10 is rotated around rotation section 120.Such as in the embodiment of the present invention, compresses regulating part 30 and compress the not connected top of seesaw 10
One end of rod 20, one end that seesaw 10 is not connected with knock-pin 20 decline around rotation section 120.
Injection mold further includes limited block 130, and limited block 130 is set on the second sub- liftout plate 402, and limited block 130 is used for
Limit the spacing between the second sub- liftout plate 402 and male template 70.That is, when the second sub- liftout plate 402 moves to limit
When block 130 and male template 70 contact, due to supporting for limited block 130 and male template 70, the second sub- liftout plate 402 cannot continue
Movement can limit the stroke that top roller pushes liftout plate 40 to move across top roller hole 501 by limited block 130.Therefore, in mold
Design process in, can by design limited block 130 size, to determine the primary intrinsic stroke of injection mold.
Referring to Fig. 4, seesaw 10 is equipped with card slot 101, card slot 101 is flexibly connected with knock-pin 20.Specifically, this hair
It is bright that being flexibly connected for knock-pin 20 and seesaw 10 is realized by being flexibly connected for card slot 101 and knock-pin 20, and then pass through
The rise and fall of knock-pin 20 are realized in sliding of the knock-pin 20 in card slot 101.
Card slot 101 has a guiding surface 101a, and guiding surface 101a is slidably connected with knock-pin 20, in seesaw 10
When lifting up, knock-pin 20 is moved along guiding surface 101a.Specifically, knock-pin 20 and the guiding surface 101a of card slot 101 connect
Touching, when seesaw 10 has lifted up rotation, guiding surface 101a rotates, since knock-pin 20 is in male template 70 and male die core 80
Interior path is it has been determined that knock-pin 20 can only be moved along the path having determined, and then be turned in guiding surface 101a
In dynamic rotation process, knock-pin 20 is slided along guiding surface 101a, to realize knock-pin 20 in male template 70 and male die core
Rising or falling in 80.
The above disclosure is only the preferred embodiments of the present invention, cannot limit the right model of the present invention with this certainly
It encloses, those skilled in the art can understand all or part of the processes for realizing the above embodiment, and wants according to right of the present invention
Made equivalent variations is sought, is still belonged to the scope covered by the invention.
Claims (10)
1. a kind of injection mold, molding and demoulding for ox horn type workpiece, which is characterized in that including male template, set on described
Male die core in male template, set on the male template backwards to two support blocks of the male die core side, seesaw, knock-pin,
Regulating part, liftout plate and fixed plate are compressed, two support blocks are located at interval between the fixed plate and the male template, institute
Male die core is stated with cow glue powder, the seesaw is rotationally connected on the liftout plate, and is supported in the fixed plate, institute
Knock-pin is stated through the male template and the male die core, and one end of the knock-pin is connect with the seesaw, it is described to support
Regulating part is pressed to be set in the male template, and the regulating part that compresses is arranged with the knock-pin interval, the liftout plate can edge
The support block it is mobile towards the male template, the liftout plate drives the seesaw mobile so that the knock-pin carries out the
Primary ejection displacement, and then the ox horn type workpiece portion of the cow glue powder position is ejected, the seesaw be moved to
It is described when compressing regulating part and supporting, it is described compress regulating part and compress the seesaw tilt so that the knock-pin carries out second
Ejection displacement to eject the ox horn type workpiece in the cow glue powder completely.
2. injection mold according to claim 1, which is characterized in that the injection mold further includes top roller, the fixation
Plate has top roller hole, and the top roller passes through the top roller hole to push the liftout plate to move.
3. injection mold according to claim 2, which is characterized in that the injection mold further includes resilient member, institute
It states resilient member and flexibly supports the seesaw across the liftout plate.
4. injection mold according to claim 3, which is characterized in that the liftout plate include the first sub- liftout plate and with
The second sub- liftout plate that the first sub- liftout plate is fixedly connected, the seesaw are rotationally connected with the described second sub- liftout plate
On, the resilient member passes through the described first sub- liftout plate and flexibly supports the seesaw.
5. injection mold according to claim 4, which is characterized in that the resilient member includes spring and spacing top
Needle, groove is equipped in the first sub- liftout plate, and the limit thimble supports the seesaw, the spring across the groove
On the limit thimble of winding in the groove, to flexibly support the limit thimble.
6. injection mold according to claim 5, which is characterized in that the second sub- liftout plate is equipped with rotation section, institute
It states seesaw rotation to be loaded on the rotation section, with after one end stress of the seesaw, the seesaw is with the rotation
Portion is that fulcrum is lifted up.
7. injection mold according to claim 4, which is characterized in that the injection mold further includes limited block, the limit
Position block is set on the described second sub- liftout plate, and the limited block is for limiting between the described second sub- liftout plate and the male template
Spacing.
8. injection mold according to claim 1, which is characterized in that the seesaw be equipped with card slot, the card slot with
The knock-pin is flexibly connected.
9. injection mold according to claim 8, which is characterized in that the card slot has a guiding surface, the guiding
Inclined-plane is slidably connected with the knock-pin, with when the seesaw is lifted up, the knock-pin is moved along the guiding surface.
10. injection mold according to claim 1, which is characterized in that the regulating part that compresses is limited screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811235186.3A CN109352928A (en) | 2018-10-23 | 2018-10-23 | Injection mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811235186.3A CN109352928A (en) | 2018-10-23 | 2018-10-23 | Injection mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109352928A true CN109352928A (en) | 2019-02-19 |
Family
ID=65346237
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811235186.3A Pending CN109352928A (en) | 2018-10-23 | 2018-10-23 | Injection mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109352928A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114683491A (en) * | 2020-12-29 | 2022-07-01 | 深圳富联富桂精密工业有限公司 | Internal mold and injection mold with same |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105856515A (en) * | 2015-01-19 | 2016-08-17 | 宇龙计算机通信科技(深圳)有限公司 | Secondary ejection mechanism and injection moulding mold |
-
2018
- 2018-10-23 CN CN201811235186.3A patent/CN109352928A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105856515A (en) * | 2015-01-19 | 2016-08-17 | 宇龙计算机通信科技(深圳)有限公司 | Secondary ejection mechanism and injection moulding mold |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114683491A (en) * | 2020-12-29 | 2022-07-01 | 深圳富联富桂精密工业有限公司 | Internal mold and injection mold with same |
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Application publication date: 20190219 |