CN104943092B - A kind of pickup structure with moving core injection mould - Google Patents
A kind of pickup structure with moving core injection mould Download PDFInfo
- Publication number
- CN104943092B CN104943092B CN201510373840.7A CN201510373840A CN104943092B CN 104943092 B CN104943092 B CN 104943092B CN 201510373840 A CN201510373840 A CN 201510373840A CN 104943092 B CN104943092 B CN 104943092B
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- CN
- China
- Prior art keywords
- moving core
- mould
- lower mould
- push rod
- limited block
- 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.)
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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
- B29C45/401—Ejector pin constructions or mountings
-
- 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
-
- 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
- B29C2045/4063—Removing or ejecting moulded articles preventing damage to articles caused by the ejector
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention discloses a kind of pickup structure with moving core injection mould, including upper mold assembly and lower mould assembly, the upper mold assembly includes fixed plate and the upper mould being arranged in fixed plate, is additionally provided with least one taper pin；The lower mould assembly includes bottom plate, the lower mould being arranged on bottom plate, and an injection molding cavity is formed after upper die and lower die closure, and at least provided with a sliding block promoted by taper pin on lower mould, a side core-pulling is provided with sliding block；A moving core is provided with the lower mould.Also at least provided with a limited block on lower mould, described limited block one end and moving core cooperation are stuck, are additionally provided with the first push rod for promoting limited block to move horizontally and promote the second vertically movable push rod of moving core.The present invention is improved by mould structure and separates moving core with product when dividing mould, and is taken out one by one, is greatly reduced labor intensity and is improved production efficiency, can be widely applied to the injection mould field with moving core.
Description
Technical field
The present invention relates to injection mould field, more particularly, to a kind of pickup structure with moving core injection mould.
Background technology
In moulding processing, for the needs for meeting Product Process intensity or using, having time is needed in moulding
Install metal insert additional, such as play the structure such as metal insert, the conductive metal sheet being moulded in product of increase product local strength.For
Meet Shooting Technique requirement, it will usually using moving core structure, when carrying out product processing, first moving core is taken out, filled
Upper metal insert, then it is put into entirety in mould and carries out injection molding.However, in existing mold design, moving core is usual
All it is together to be removed from the molds with product, then, is being separated moving core with product by manual operations, after injection
Package power between product and moving core is big, and by manual pickup, labor intensity is big, inserts and lives particularly with some metal inserts
The structure of ejector half core inner, it is just bigger that it takes out power.And artificially by some light instrument pickups during, easily to system
Part damages, and causes parts scrap.
The content of the invention
It is an object of the invention to provide a kind of pickup structure with moving core injection mould, solve existing injection molded part with
Moving core mask work intensity is big, the problem of wasting time and energy.
The technical solution adopted for the present invention to solve the technical problems is：A kind of pickup knot with moving core injection mould
Structure, including upper mold assembly and lower mould assembly, the upper mold assembly include fixed plate and the upper mould being arranged in fixed plate, also set up
There is at least one taper pin；The lower mould assembly includes bottom plate, the lower mould being arranged on bottom plate, and one is formed after upper die and lower die closure
Individual injection molding cavity, at least provided with a sliding block promoted by taper pin on lower mould, a side core-pulling is provided with sliding block；The lower mould
Inside it is provided with a moving core.Also at least provided with a limited block, described limited block one end and moving core on lower mould
Coordinate stuck, be additionally provided with second for promoting the first push rod for moving horizontally of limited block and promoting moving core vertically movable and push away
Bar.
Further, the side of the moving core is provided with a stopper slot, and the limited block is a L-type structure,
The diameter of first push rod is more than the depth that limited block stretches into stopper slot.
Further, the bottom plate is additionally provided with support block with lower intermode, and bottom needle plate and face pin are additionally provided with bottom plate
Plate, first push rod and the second push rod are fixedly installed between bottom needle plate and face needle plate；On the bottom needle plate and injection machine
Push rod coordinates.
For ensure after the completion of pickup bottom needle plate and face needle plate can Rapid reset, the face needle plate is additionally provided with lower intermode
One group of back-moving spring.
Beneficial effects of the present invention：By setting limited block and the first push rod on lower mould, during mould is divided, pass through
Limited block first fixes moving core, is first separated product with moving core using push rod, then is made by the first push rod spacing
Block departs from out of moving core, is finally exited moving core using the second push rod, so as to complete pickup and product and active type
The separation of core, it is not necessary to product is separated with moving core by hand, reduces labor intensity, and pickup is more reliable, is not easy
Damage.Structure synchronization of the present invention is good, dependable performance, and required power is small, and energy consumption is low.Meanwhile can be with by gold outside mould
Category inserts is attached on moving core, is then put into together in lower mould, carries out injection molding, it is possible to increase processing efficiency.It is described multiple
Position spring, bottom needle plate and face needle plate can be made to drive the first push rod and the second push rod to return to initial bit after moving core is taken out
Put, to be molded next time.
Below with reference to drawings and examples, the present invention is described in detail.
Brief description of the drawings
Fig. 1 is the sectional view under inventive die closure state.
Fig. 2 is the partial enlarged drawing of A-A in Fig. 1.
Fig. 3 is the sectional view under inventive die die opening state.
Fig. 4 is the dimensional structure diagram of moving core of the present invention and limited block.
Embodiment
Embodiment, as shown in Figures 1 to 4, a kind of pickup structure with moving core injection mould, including upper mold assembly and lower mould
Assembly, the upper mold assembly include fixed plate 1 and the upper mould 2 being arranged in fixed plate 1, and being additionally provided with injection in upper mold assembly pours
Mouthful.Taper pin 3 is additionally provided with, the taper pin 3, which can set one, can also be symmetrical set two taper pins 3.Taper pin 3 and mould
Center line arrangement at an acute angle, it is preferred that the angle of the center line of taper pin 3 and mould is 30~45 °.Coordinate with taper pin 3,
Sliding block 6 is provided with the lower mould 5 of lower mould assembly, the inclined hole being adapted with taper pin 3 is provided with sliding block 6, taper pin 3 inserts inclined hole
It is interior.When upper mold assembly moves up and down, in the presence of taper pin 3, sliding block 6 is horizontal on lower mould 5 to be slided.To ensure sliding block 6
Position will not shift, and a slide rail 16 arranged along sliding block moving direction is additionally provided with lower mould 5, on the sliding block 6
Corresponding to be provided with chute, sliding block 6, which is ridden, to be located on slide rail 16.It should be noted that the technical scheme protected of the present invention not office
It is limited to such rail structure or the other structures such as dove tail, as long as sliding block can be ensured along fixed level
The rail structure form of direction movement is within the scope of the present invention.A product shaping is additionally provided with the sliding block 6
Side core-pulling 8, under mold closed condition, side core-pulling 8 is located in injection molding cavity, when mould separates, taper pin 3 with movable slider 6 to
Both sides are moved, so that side core-pulling 8 departs from product, product is taken out from lower mould.
An injection molding cavity is formed after the upper mould 2 and lower mould 5 closure, specifically, mould insert 21 is provided with upper mould 2,
Lower mould insert 51 is provided with lower mould 5, injection molding cavity 17 is formed between upper mould insert 21 and lower mould insert 51.Also set in the lower mould 5
It is equipped with a moving core 7.It is additionally provided with the limited block 9 for fixing moving core 7 on lower mould 5, the limited block 9 can be with
One is set, two can also be set, be preferably provided with two, so, mould is more uniformly stressed.Described one end of limited block 9
Coordinate with moving core 7 stuck, be additionally provided with and promote the first push rod 10 that moves horizontally of limited block 9 and promote moving core 7 perpendicular
The second push rod 11 directly moved.First push rod 10 is consistent with the number of limited block 9.The side of the moving core 7 is provided with one
Bar stopper slot 71, the limited block 7 are a L-type structure, and the diameter of first push rod 10 stretches into stopper slot more than limited block 9
71 depth.By the release out of moving core 7 stopper slot 71 by limited block 9 of the first push rod 10, then pushed away again by second
Bar 11 ejects moving core 7.
The lower mould assembly also includes bottom plate 4, the support block 12 being arranged between bottom plate 4 and lower mould 5, is also set on bottom plate 4
Bottom needle plate 13 and face needle plate 14 are equipped with, the push rod 11 of the first push rod 10 and second is fixedly installed on bottom needle plate 13 and face needle plate 14
Between.The 3rd push rod (not marked in figure) for promoting product ejection is additionally provided with bottom needle plate 13.The bottom needle plate 13 and note
Push rod on molding machine coordinates.One group of back-moving spring 15 is additionally provided between face needle plate 14 and lower mould 5, makes bottom needle plate after completion pickup
And face needle plate can returning quickly, be just molded next time.
In design in present invention, it is desirable to it is specifically intended that mould is from being closed to open mode, the distance that sliding block is moved
It is required that more than the diameter of the first push rod, make there are enough spaces to be moved back for limited block from moving core between moving core and sliding block
Go out.One end that the limited block and the first push rod coordinate is provided with ramp structure, ramp structure is also equipped with the first push rod,
The first push rod is smoothly passed in and out between moving core and limited block, limited block is extruded into moving core.Second push rod
Null range request be more than the idle stroke of the first push rod, made the first push rod limited block is extruded from moving core after again by the
Two push rods promote the lower mould of moving core ejection.
The opening stroke of the present invention is as follows：During die sinking, first band movable slider slides taper pin to both sides, when taper pin separates with sliding block
When, the side core-pulling on sliding block departs from from product.Then the push rod of injection machine promotes bottom needle plate to move upwards, first by the 3rd push rod
Product is ejected, now, due to moving core, to be limited block stuck, it is impossible to motion upwards, you can completes product and moving core
Separation, product is first taken out.Push rod drives bottom needle plate to continue up, and the first push rod first contacts with limited block, and will limit
Position block is extruded from moving core, moving core is departed from the constraint of limited block.Push rod is continued up to the second push rod top
In the bottom of moving core, promote moving core to depart from out of lower mould, then take out moving core, push rod resets, bottom needle plate
And face needle plate and the component that is fixed thereon return to initial position under the elastic force effect of return spring.At this point it is possible to be put into down
One moving core for having installed metal insert, matched moulds, carries out the injection of next product.The present invention is tied by mould itself
The improvement of structure, automatically product is separated with moving core, with traditional-handwork by product compared with moving core separates, greatly
Labor intensity is reduced greatly, improves production efficiency.And it can effectively prevent product caused by when product separates with moving core
Damage problem.
Claims (1)
1. a kind of pickup structure with moving core injection mould, including upper mold assembly and lower mould assembly, it is characterised in that：On described
Mould assembly includes fixed plate (1) and the upper mould (2) being arranged in fixed plate (1), is additionally provided with least one taper pin (3)；It is described
Lower mould assembly includes bottom plate (4), the lower mould (5) being arranged on bottom plate (4), and a note is formed after upper mould (2) and lower mould (5) closure
Chamber is moulded, at least provided with a sliding block (6) promoted by taper pin (3) on lower mould (5), a side core-pulling is provided with sliding block (6)
(8)；A moving core (7) is provided with the lower mould (5)；
Also coordinate with moving core (7) and block at least provided with a limited block (9), described limited block (9) one end on lower mould (5)
Extremely, it is additionally provided with the second of the first push rod (10) for promoting limited block (9) to move horizontally and promotion moving core (7) vertical motion
Push rod (11)；
The side of the moving core (7) is provided with a stopper slot (71), and the limited block (9) is a L-type structure, described
The diameter of first push rod (10) is more than the depth that limited block (9) stretches into stopper slot (71)；
Be additionally provided with support block (12) between the bottom plate (4) and lower mould (5), be additionally provided with bottom plate (4) bottom needle plate (13) and
Face needle plate (14), first push rod (10) and the second push rod (11) be fixedly installed on bottom needle plate (13) and face needle plate (14) it
Between；The bottom needle plate (13) coordinates with the push rod on injection machine；
One group of back-moving spring (15) is additionally provided between the face needle plate (14) and lower mould (5)；
Slide rail (16) is provided with the lower mould (5), the sliding block (6) is horizontal on slide rail (16) to be slided；
The taper pin (3) is symmetrically set with two, and corresponding sliding block (6) is also equipped with two, the limited block (9)
1 is each provided with the left and right of moving core (7), corresponding the first push rod (10) is also equipped with two.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510373840.7A CN104943092B (en) | 2015-06-29 | 2015-06-29 | A kind of pickup structure with moving core injection mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510373840.7A CN104943092B (en) | 2015-06-29 | 2015-06-29 | A kind of pickup structure with moving core injection mould |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104943092A CN104943092A (en) | 2015-09-30 |
| CN104943092B true CN104943092B (en) | 2018-01-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510373840.7A Active CN104943092B (en) | 2015-06-29 | 2015-06-29 | A kind of pickup structure with moving core injection mould |
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| Country | Link |
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| CN (1) | CN104943092B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107443676B (en) * | 2017-08-25 | 2019-05-28 | 无锡安森源通讯科技有限公司 | A kind of injection molding machine with positioning function |
| CN109927235B (en) * | 2019-04-16 | 2024-02-20 | 南基塑胶模具(深圳)有限公司 | Plastic mold for molding by inserting metal sheet and processing method thereof |
| CN112606340A (en) * | 2020-12-29 | 2021-04-06 | 天津原谷科技有限公司 | Injection mold of high-quality spindle nut |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201271973Y (en) * | 2008-10-06 | 2009-07-15 | 中国华录·松下电子信息有限公司 | Slanted slide block side loose core mould structure |
| CN201530102U (en) * | 2009-10-23 | 2010-07-21 | 浙江亨达塑料模具有限公司 | Automobile fuel tank cap mould connecting hole core pulling mechanism |
| CN203141780U (en) * | 2013-02-21 | 2013-08-21 | 台州市凯华塑业有限公司 | Side core-pulling mechanism at side of injection mold cavity |
| CN204725803U (en) * | 2015-06-29 | 2015-10-28 | 昌辉精密模具（黄山）有限公司 | A kind of pickup structure with moving core injection mould |
-
2015
- 2015-06-29 CN CN201510373840.7A patent/CN104943092B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201271973Y (en) * | 2008-10-06 | 2009-07-15 | 中国华录·松下电子信息有限公司 | Slanted slide block side loose core mould structure |
| CN201530102U (en) * | 2009-10-23 | 2010-07-21 | 浙江亨达塑料模具有限公司 | Automobile fuel tank cap mould connecting hole core pulling mechanism |
| CN203141780U (en) * | 2013-02-21 | 2013-08-21 | 台州市凯华塑业有限公司 | Side core-pulling mechanism at side of injection mold cavity |
| CN204725803U (en) * | 2015-06-29 | 2015-10-28 | 昌辉精密模具（黄山）有限公司 | A kind of pickup structure with moving core injection mould |
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| Publication number | Publication date |
|---|---|
| CN104943092A (en) | 2015-09-30 |
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