CN108247966A - Injection mold secondary ejection mechanism - Google Patents
Injection mold secondary ejection mechanism Download PDFInfo
- Publication number
- CN108247966A CN108247966A CN201810064399.8A CN201810064399A CN108247966A CN 108247966 A CN108247966 A CN 108247966A CN 201810064399 A CN201810064399 A CN 201810064399A CN 108247966 A CN108247966 A CN 108247966A
- Authority
- CN
- China
- Prior art keywords
- ejector retainner
- ejector
- thimble
- lock
- retainner plate
- 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.)
- Granted
Links
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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/62—Plastics recycling; Rubber recycling
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 injection mold secondary ejection mechanisms, including top rod, ejector sleeve, thimble and upper and lower two groups of ejector retainner plates, drawing-die button is provided on side between two groups of ejector retainner plates up and down, the drawing-die button includes lock and separating mechanism, it is described to latch that upper and lower two groups of ejector retainner plates is made to connect under the action of rod is pushed up while are moved, ejector sleeve and the common ejecting product of thimble；When moving certain distance, the separating mechanism unclamps lock, and the top rod acts solely on one group of ejector retainner plate above, and thimble is made to continue to move ejecting product.The secondary ejecting mechanism of the present invention is after ejector sleeve and thimble eject certain distance jointly, upper and lower two groups of ejector retainner plates are separated, ejector sleeve stop motion, thimble continues to eject under the action of rod is pushed up, it avoids and exempts from ejector sleeve and eject long the problem of ejector sleeve is caused to be broken, ensure that the continuous problem of mold.
Description
Technical field
The invention belongs to technical field of mold, relate generally to field injection mold secondary ejection mechanism.
Background technology
During being produced with mold, during product demoulding, ejector sleeve and thimble is needed to eject simultaneously, in order to ensure easily
In ejection, the phenomenon that needing to eject longer distance, but when ejecting too long, fracture is susceptible to due to ejector sleeve leading portion is relatively thin,
Cause to stop production and repair a die, affect production efficiency, therefore, it is necessary to carry out Double-ejection design to mold to reach the mesh of protection ejector sleeve
's.
Invention content
For more than the deficiencies in the prior art, the purpose of the present invention is to provide a kind of injection mold secondary ejection mechanism,
Avoiding the problem that ejector sleeve ejection is long causes ejector sleeve to be broken.
In order to achieve the above objectives, the technical scheme is that：
A kind of injection mold secondary ejection mechanism, including：
Ejector sleeve, thimble and upper and lower two groups of ejector retainner plates, the set below ejector retainner plate lock together, and the ejector sleeve is mounted in following
Between one group of ejector retainner plate；One group of ejector retainner plate above locks together, between described one group of ejector retainner plate of thimble top loading；
Rod is pushed up, is provided with via on the set below ejector retainner plate, the top rod passes through set below top during setting in motion
On the via top of needle plate to one group of ejector retainner plate above；
Drawing-die button is provided on side between two groups of ejector retainner plates up and down, the drawing-die button includes lock and seperator
Structure, for the lock for upper and lower two groups of ejector retainner plates to be made to connect under the action of rod is pushed up while are moved, ejector sleeve and thimble are common
Ejecting product；When moving certain distance, the separating mechanism unclamps lock, and the top rod acts solely on one group of top above
Needle plate makes thimble continue to move ejecting product.
Further, the drawing-die button includes：
Fixed block, the fixed block are connected on one group of ejector retainner plate above；
Movable block, the movable block are rotatably connected to the bottom of fixed block, and the medial surface of movable block is provided with lock,
Lock is by set below ejector retainner plate lock on one group of ejector retainner plate above；The separating mechanism includes roller and supporting block, the rolling
Column is mounted in movable block bottom sides, has arch section or sloping portion in the supporting block, in upper and lower two groups of ejector retainner plates
During associated movement certain distance, the effect that supported piece of roller makes movable block rotate, and lock unclamps.
Further, the drawing-die button further includes vertical guide rod, and guide-track groove is offered on the guide rod, and the supporting block passes through
Bolt is fixedly connected in guide-track groove；Mounting hole is provided in the bottom sides of the movable block, the roller is arranged on installation
In hole and it is bolted.
Further, the quantity of the drawing-die button is 4.
The beneficial effects of the present invention are：
In product demoulding, ejector sleeve is needed to eject, but if ejector sleeve ejection is long, ejector sleeve can be caused to be broken, to ensure mould
The continuous production and ejector sleeve of tool are not damaged, and thimble also needs to continue to eject, and achievees the effect that product is convenient to remove, for this purpose,
The secondary ejecting mechanism of the present invention separates upper and lower two groups of ejector retainner plates, ejector sleeve after ejector sleeve and thimble eject certain distance jointly
Stop motion, thimble continue to eject under the action of rod is pushed up, and avoid and exempt from ejector sleeve and eject long the problem of ejector sleeve is caused to be broken, protect
The continuous problem of mold is demonstrate,proved.
Description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, embodiment will be described below
Needed in attached drawing be briefly described, it should be apparent that, the accompanying drawings in the following description be only the present invention wherein
Two width, for those of ordinary skill in the art, without having to pay creative labor, can also be attached according to these
Figure obtains other attached drawings.
Fig. 1 is the structure diagram of injection mold of the present invention.
Fig. 2 is the structure diagram of injection mold secondary ejection mechanism of the present invention.
Wherein, the upper ejector retainner plates of 1-, the upper thimble supporting plates of 2-, ejector retainner plate under 3-, thimble supporting plate under 4-, 5- fixed blocks, 6- activities
Block, 7- locks, 8- rollers, 9- supporting blocks, 10- guide rods.
Specific embodiment
Below in conjunction with attached drawing, the technical solution in the present invention is clearly and completely described, it is clear that described
Embodiment is only presently preferred embodiments of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, this field
Those of ordinary skill's all other embodiments obtained without making creative work, belong to protection of the present invention
Range.
As depicted in figs. 1 and 2, injection mold secondary ejection mechanism of the invention includes top rod, ejector sleeve, thimble and upper and lower two
Group ejector retainner plate, wherein, above one group of ejector retainner plate include upper ejector retainner plate 1 and upper thimble supporting plate 2, set below ejector retainner plate includes lower top
Needle plate 3 and lower thimble supporting plate 4, lower ejector retainner plate 3 and lower thimble supporting plate 4 lock together, and ejector sleeve is mounted in lower ejector retainner plate 3 and lower thimble support
Between plate 4；Upper ejector retainner plate 1 and upper thimble supporting plate 2 lock together, and thimble is mounted between upper ejector retainner plate 1 and upper thimble supporting plate 2；Top
The effect of rod is to drive two groups of ejector retainner plate movements up and down；Mutual corresponding mistake is provided on lower ejector retainner plate 3 and lower thimble supporting plate 4
Hole, top rod pass through on the via top to upper thimble supporting plate 2 on lower ejector retainner plate 3 and lower thimble supporting plate 4.
The injection mold secondary ejection mechanism of the present invention is provided with drawing-die button on the side between upper and lower two groups of ejector retainner plates,
Drawing-die button includes lock 7 and separating mechanism, lock 7 for make up and down two groups of ejector retainner plates connect, during setting in motion, upper and lower two
Group ejector retainner plate moves simultaneously under the action of rod is pushed up, ejector sleeve and the common ejecting product of thimble；When moving certain distance, seperator
Structure unclamps lock 7, and upper and lower two groups of ejector retainner plates are separated from each other, and ejector retainner plate 3 and lower thimble supporting plate 4 are motionless at present for this, upper ejector retainner plate 1
Continue to move with upper thimble supporting plate 2, that is, ejector sleeve is motionless, and thimble continues to move.
In the present embodiment, drawing-die button includes fixed block 5 and movable block 6, and fixed block 5 is bolted to connection above
On the side of two ejector retainner plates；The bottom of fixed block 5 opens up jagged, and the upper end of movable block 6 is rotatably coupled by axis pin
In the notch of 5 bottom of fixed block；The medial surface of movable block 6 is provided with lock 7, and lock 7 is provided in 6 medial surface of movable block
Part is protruded, protrusion is allocated as lower ejector retainner plate 3, and it can be upper thimble supporting plate 2 and lower ejector retainner plate 3 that the relationship specifically acted on, which is,
Edge formed dislocation, lock 7 act on dislocation part, push up rod push on thimble supporting plate 2 move upwards when, lower ejector retainner plate 3
Due to the effect by lock 7, lower ejector retainner plate 3 also moves upwards therewith；Separating mechanism includes roller 8 and supporting block 9, roller 8
In 6 bottom sides of movable block, there is arch section or sloping portion in supporting block 9, it is common in upper and lower two groups of ejector retainner plates
When moving certain distance, the effect that 8 supported piece 9 of roller makes movable block 6 rotate, and lock 7 unclamps, up and down two groups at this time
Ejector retainner plate separates, ejector sleeve stop motion, and thimble continues to eject under the action of rod is pushed up.
In the present embodiment, drawing-die button further includes vertical guide rod 10, offers guide-track groove on guide rod 10, supporting block 9 it is upper
Lower both ends are inclined-plane, and middle part is bolted to connection in guide-track groove；Mounting hole is provided in the bottom sides of movable block 6,
Roller 8 is arranged in mounting hole and is bolted.Using being detachably connected, advantage is can be with for roller 8 and supporting block 9
The position of the two is adjusted, changes the distance ejected jointly.
In the present embodiment, the quantity of drawing-die button is four, and both sides set two respectively, and having the advantage that in this way can
Situations such as to prevent from making ejector retainner plate movement more steady, prevent thimble from tilting.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
With within principle, any modification, equivalent replacement, improvement and so on should all be included in the protection scope of the present invention god.
Claims (4)
1. a kind of injection mold secondary ejection mechanism, which is characterized in that including：
Ejector sleeve, thimble and upper and lower two groups of ejector retainner plates, the set below ejector retainner plate lock together, and the ejector sleeve is mounted in set below
Between ejector retainner plate；One group of ejector retainner plate above locks together, between described one group of ejector retainner plate of thimble top loading；
Rod is pushed up, is provided with via on the set below ejector retainner plate, the top rod passes through set below ejector retainner plate during setting in motion
Via top to one group of ejector retainner plate above on；
Drawing-die button is provided on side between two groups of ejector retainner plates up and down, the drawing-die button includes lock and separating mechanism,
For upper and lower two groups of ejector retainner plates to be made to connect under the action of rod is pushed up while are moved, ejector sleeve and thimble eject the lock jointly
Product；When moving certain distance, the separating mechanism unclamps lock, and the top rod acts solely on one group of thimble above
Plate makes thimble continue to move ejecting product.
2. injection mold secondary ejection mechanism according to claim 1, it is characterised in that：The drawing-die button includes：
Fixed block, the fixed block are connected on one group of ejector retainner plate above；
Movable block, the movable block are rotatably connected to the bottom of fixed block, and the medial surface of movable block is provided with lock, lock
By set below ejector retainner plate lock on one group of ejector retainner plate above；The separating mechanism includes roller and supporting block, the roller peace
In movable block bottom sides, there is arch section or sloping portion in the supporting block, it is common in upper and lower two groups of ejector retainner plates
When moving certain distance, the effect that supported piece of roller makes movable block rotate, and lock unclamps.
3. injection mold secondary ejection mechanism according to claim 2, it is characterised in that：The drawing-die button further includes vertically
Guide rod offers guide-track groove on the guide rod, and the supporting block is bolted to connection in guide-track groove；The movable block
Mounting hole is provided in bottom sides, the roller is arranged in mounting hole and is bolted.
4. injection mold secondary ejection mechanism according to claim 1, it is characterised in that：The quantity of the drawing-die button is 4
It is a.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810064399.8A CN108247966B (en) | 2018-01-23 | 2018-01-23 | Injection mold secondary ejection mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810064399.8A CN108247966B (en) | 2018-01-23 | 2018-01-23 | Injection mold secondary ejection mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108247966A true CN108247966A (en) | 2018-07-06 |
| CN108247966B CN108247966B (en) | 2023-06-20 |
Family
ID=62742133
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810064399.8A Active CN108247966B (en) | 2018-01-23 | 2018-01-23 | Injection mold secondary ejection mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108247966B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113277714A (en) * | 2021-07-22 | 2021-08-20 | 南通明艺玻璃科技有限公司 | Toughened glass forming device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002321257A (en) * | 2001-04-24 | 2002-11-05 | Ohashi Technica Inc | Mold assembly for manufacturing cylindrical injection- molded product |
| CN203305481U (en) * | 2013-06-13 | 2013-11-27 | 武汉三环富兰特模具有限公司 | Secondary ejection mechanism for installation column of automobile door panel mold |
| CN103706776A (en) * | 2013-11-06 | 2014-04-09 | 上海东岩机械股份有限公司 | double-ejection segmented-poking precise positioning die casting mould |
| CN104227998A (en) * | 2014-08-29 | 2014-12-24 | 宁波南方塑料模具有限公司 | Two-step ejection plastic injection mould |
-
2018
- 2018-01-23 CN CN201810064399.8A patent/CN108247966B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002321257A (en) * | 2001-04-24 | 2002-11-05 | Ohashi Technica Inc | Mold assembly for manufacturing cylindrical injection- molded product |
| CN203305481U (en) * | 2013-06-13 | 2013-11-27 | 武汉三环富兰特模具有限公司 | Secondary ejection mechanism for installation column of automobile door panel mold |
| CN103706776A (en) * | 2013-11-06 | 2014-04-09 | 上海东岩机械股份有限公司 | double-ejection segmented-poking precise positioning die casting mould |
| CN104227998A (en) * | 2014-08-29 | 2014-12-24 | 宁波南方塑料模具有限公司 | Two-step ejection plastic injection mould |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113277714A (en) * | 2021-07-22 | 2021-08-20 | 南通明艺玻璃科技有限公司 | Toughened glass forming device |
| CN113277714B (en) * | 2021-07-22 | 2021-09-28 | 南通明艺玻璃科技有限公司 | Toughened glass forming device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108247966B (en) | 2023-06-20 |
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