CN207156368U - A kind of Double-ejection mould emptier - Google Patents
A kind of Double-ejection mould emptier Download PDFInfo
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- CN207156368U CN207156368U CN201721141501.7U CN201721141501U CN207156368U CN 207156368 U CN207156368 U CN 207156368U CN 201721141501 U CN201721141501 U CN 201721141501U CN 207156368 U CN207156368 U CN 207156368U
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- ejector retainner
- retainner plate
- double
- sliding block
- ejection
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Abstract
The utility model discloses a kind of Double-ejection mould emptier, the ejecting unit includes upper ejector retainner plate and lower ejector retainner plate, and Double-ejection mould emptier also includes director element, and director element coordinates with ejecting unit activity；Ejecting unit also includes locking element and sliding block, locking element is flexibly connected with upper ejector retainner plate, and locking element is connected with lower ejector retainner plate, sliding block is slidably disposed in ejector retainner plate, sliding block coordinates with locking element to lock upper ejector retainner plate, the Double-ejection mould emptier uses mechanical structure, the particularly driving structure of Double-ejection, it effectively prevent the Non mechanical driving structure such as oil cylinder, so as to make whole mould structure simple, Mold Making cost reduces, and shorten the formed product cycle, and, the reliability of mould can be improved, meet that mould can reach the life-span of more than 500,000.
Description
Technical field
The utility model belongs to mold design field, more particularly to a kind of Double-ejection mould emptier.
Background technology
It is well known that, it is necessary to be removed from the molds product after formed product, it can be acted by ejection and once completed, still,
Sometimes because the shape of product is special, or there is special requirement during production, after once ejecting, product is still in die cavity
In, or can not Automatic-falling, it is necessary to once ejection action is further added by, the final demoulding is completed by ejecting twice, is referred to as
Double-ejection.
The use occasion of Double-ejection has following several：1. require the product of Automatic-falling；2. easily viscous oblique top or straight top
Product；3. deep cavity shape product；4. the product that part need to take off by force；5. double color mould.Secondary ejecting mechanism can allow ejection flow more suitable
Freely, and the larger product of the demand for ejection stroke, the power applied during the ejection of thimble can be reduced using Double-ejection
Amount, avoid causing the defects of product during ejection.
At present, the secondary ejecting mechanism used in many moulds, when ejecting for second, it is both needed to drive using oil cylinder mechanism
Jacking block or thimble structure on ejector retainner plate eject product, and use oil cylinder mechanism, and the exploitation that will result in mould is manufactured into
This increase, and extend the molding cycle of product, drawback is more.
Utility model content：
The shortcomings that the purpose of this utility model is to overcome prior art, there is provided a kind of Double-ejection mould emptier, it is adopted
Simple in construction with Mechanical Driven, reliability is higher.
To solve the above problems, the utility model provides following technical scheme：Including ejecting unit, the ejecting unit bag
Include ejector retainner plate and lower ejector retainner plate, the Double-ejection mould emptier also includes director element, the director element with it is described
Ejecting unit activity coordinates；The ejecting unit also includes locking element and sliding block, the locking element and the upper thimble
Plate is flexibly connected, and the locking element is connected with the lower ejector retainner plate, and the sliding block is slidably disposed on the upper thimble
In plate, the sliding block coordinates with the locking element to lock the upper ejector retainner plate.
Further, the locking element includes fore shaft, and the fore shaft locks the sliding block and the lower ejector retainner plate, institute
Slipper is stated in the fore shaft with the fixation upper ejector retainner plate.
Further, the sliding block includes the first perforation coordinated with director element activity, and the director element is worn
First perforation is crossed, and opposing compression occurs with the sliding block, the sliding block slides and departs from the locking element.
Further, the director element includes lug boss, and the lug boss includes the first inclined-plane, the sliding block include with
The second inclined-plane that first inclined-plane coordinates.
Further, the upper ejector retainner plate includes the second perforation coordinated with director element activity, described to be oriented to member
Part is flexibly connected by the described second perforation with the lower ejector retainner plate.
Further, the director element is fixedly installed on above the ejecting unit.
Further, the ejecting unit also includes spring, and the spring one end is connected with the sliding block, the other end and institute
State ejector retainner plate connection.
Further, the lower ejector retainner plate includes the 3rd perforation, and the upper ejector retainner plate is pushed up by the described 3rd perforation
Output acts on.
Further, it also includes the limit element coordinated with the upper ejector retainner plate activity, and the limit element is fixed and set
Put.
The beneficial effects of the utility model：
Double-ejection mould emptier in the utility model, ejecting unit includes upper ejector retainner plate and lower ejector retainner plate, secondary
Ejection device mechanism also includes director element, and director element coordinates with ejecting unit activity, and director element is fixedly installed on
Above ejecting unit；Ejecting unit also includes locking element and sliding block, and locking element is flexibly connected with upper ejector retainner plate, and locks
Element is connected with lower ejector retainner plate, and sliding block is located in ejector retainner plate, and sliding block coordinates to lock upper ejector retainner plate with locking element, and this is secondary
Ejection device mechanism uses the driving structure of mechanical structure, particularly Double-ejection, effectively prevent the Non mechanical drivings such as oil cylinder
Structure, so as to make whole mould structure simple, Mold Making cost reduces, and shortens the formed product cycle, moreover, can carry
The reliability of high mould, meet that mould can reach the life-span of more than 500,000.
Brief description of the drawings
Fig. 1 is a kind of sectional view of Double-ejection mould emptier in the utility model embodiment；
Fig. 2 is a kind of part isometric structure chart of Double-ejection mould emptier in the utility model embodiment；
Fig. 3 is state diagram when a kind of Double-ejection mould emptier ejects for the first time in the utility model embodiment；
State diagram when Fig. 4 is second of ejection of a kind of Double-ejection mould emptier in the utility model embodiment.
Embodiment
Embodiment：As shown in figure 1, present embodiments providing a kind of specific embodiment of Double-ejection mould emptier, this two
Secondary ejection device mechanism, be typically mounted at the lower section of rear mold 4, drive the Double-ejection mould emptier be used for eject be molded production
Product.The Double-ejection mould emptier includes ejecting unit 1, director element 2 and limit element 3, wherein, director element 2 and
Limit element 3 coordinates with the activity of ejecting unit 1, and is fixedly mounted in the rear mold 4 of the top of ejecting unit 1.Ejecting
During, ejecting unit 1 is ejected by upward ejecting force, is interacted in ejection process with director element 2, is sequentially completed the
Once ejection and second of ejection, until ejecting unit is pushed against and stopped with limit element 3.
Ejecting unit 1 includes upper ejector retainner plate 11, lower ejector retainner plate 12, locking element 13, sliding block 14 and spring 15.
As shown in Fig. 1 to 2, in the present embodiment, locking element 13 is flexibly connected with upper ejector retainner plate 11, and locking element 13 with
Lower ejector retainner plate 12 is fixedly connected, and upper ejector retainner plate 11 and lower ejector retainner plate 12 be arranged in parallel.Do not driven in the Double-ejection mould emptier
When, upper ejector retainner plate 11 and lower ejector retainner plate 12 are mutually adjacent to, also, lower ejector retainner plate 12 is fixed by screw with locking element 13 and connected
Connect.
Locking element 13 includes lock 131, and lock 131 is used for lock slider 14, upper ejector retainner plate 11 and lower ejector retainner plate 12.This reality
The locking element 13 applied in example is preferably hook formation, therefore can be described as drag hook again.
Sliding block 14 is located in ejector retainner plate 11, and upper ejector retainner plate 11 is provided with a fluting 111 with the junction of locking element 13, and this is opened
Groove 111 is used to place sliding block 14, and is slidably reciprocated for sliding block 14 in upper ejector retainner plate 11.Sliding block 14 coordinates with locking element 13
To lock upper ejector retainner plate 11.In the present embodiment, the part of sliding block 14 is in lock 131 so that sliding under the locking effect of lock 131
Block 14, upper ejector retainner plate 11 and the lower three of ejector retainner plate 12 are close to integrally, once by external force, can cause whole ejecting unit 1
Move together.
Referring again to Fig. 2, ejecting unit 1 also includes the slider layering 16 being sticked in the both sides of sliding block 14, and is located at locking
The both sides of element 13 and the block 17 coordinated with sliding block 14.16 preferred rectangular list structure of slider layering, and be arranged in pairs, pass through spiral shell
Nail is fixedly installed on ejector retainner plate 11, and two slider layerings 16 form stopper slot to sliding block 14, and sliding block 14 is play the guiding role,
Sliding block 14 can be caused in sliding process, to be slided along slider layering 16.Likewise, the block 17 being arranged in pairs, is arranged on
The one end of sliding block 14, spacing in one end where locking element 13, being carried out to sliding block 14, anti-limited slip block 14 ejects.
Sliding block 14 is annular block structure, including the first perforation 141 coordinated with the activity of director element 2.In ejection process
In, through the first perforation 141, and with sliding block 14 opposing compression occurs for director element 2, and sliding block 14 slides and departs from locking element
13。
In the present embodiment, in order to reach the fiting effect, in sliding block 14, the minimum widith L1 of the first perforation 141, which is more than, is oriented to
The Breadth Maximum L2 of element 2.The perforation of director element 2 and first 141 has the inclined-plane of a same slope, and two in the same side
Person also has identical height.
Preferably, as shown in figure 1, the perforation of lug boss 21 and first 141 of the lower end of director element 2 is upside-down trapezoid, and
And the upper bottom edge (longer sides) of lug boss 21 is shorter than the bottom (shorter edge) of the first perforation 141, in this way, just can guarantee that guiding member
Part 1 can pass through the first perforation 141, and pass through the interaction between aforementioned chamfers so that sliding block 14 produces slip.
The side of lug boss 21 is provided with the first inclined-plane 211, and sliding block 14 is provided with the second inclined-plane coordinated with the first inclined-plane 211
142。
The one end of spring 15 is connected with sliding block 14, and the other end is connected with upper ejector retainner plate 11, is ejected for second after completing
The reset of sliding block 14.Therefore spring 15 is equally embedded in fluting 111, in director element 2 and the interaction process of sliding block 14, spring
15 are in compressive state.
Upper ejector retainner plate 11 includes the second perforation 112 coordinated with the activity of director element 2, and director element 2 passes through the second perforation
112 are flexibly connected with lower ejector retainner plate 12, and in second of ejection process, director element 2 is abutting shape with lower ejector retainner plate 12
State.For the ease of the positioning of director element 2, lower ejector retainner plate 12 is in the junction with director element 2, provided with matching somebody with somebody with director element 2
The groove 121 of conjunction.
Whole Double-ejection mould emptier, upper ejector retainner plate 11 are driving part, its power ejected upwards and constantly to
Upper motion.Therefore, lower ejector retainner plate 12 includes the 3rd perforation 122, in ejection process, by the 3rd perforation 122, upper ejector retainner plate 11 by
To upward ejecting force.
Limit element 3 coordinates with the upper activity of ejector retainner plate 11, the displacement ejected upwards for limiting upper ejector retainner plate 11.Spacing member
Part 3 is column structure, is fixed by screws in rear mold 4.
When the Double-ejection mould emptier is arranged on mould, be typically mounted on the side of rear mold 4, certainly, rear mold it is another
Side is preceding mould and the shaped article between preceding mould and rear mold 4.
As shown in figure 3, in the Double-ejection mould emptier ejection process, upper ejector retainner plate 11 by upward ejecting force,
Drive whole ejecting unit 1 to move upwards, move closer to rear mold 4.When the perforation 141 of the entrance of director element 2 first, when lug boss 21
It is gradually inserted in the first perforation 141, the first inclined-plane 211 glides along the second inclined-plane 142, until the lug boss 21 fully-inserted first
In perforation 141, now, sliding block 14 does not produce any displacement in upper ejector retainner plate.Now, the Double-ejection mould emptier completes the
Once eject.
As shown in figure 4, when ejecting unit 1 continues up ejection, the even whole director element 2 of lug boss 21 all gradually passes through
First perforation 141, then continues across the second perforation 112.In the process, the rightmost side extruding sliding block 14 of director element 2, and
And sliding block 14 is promoted to be slided in the fluting 111 of upper ejector retainner plate 11 so that sliding block 14 departs from from the fore shaft 131 of locking element 13
Open, so as to release the locking of sliding block 14 and locking element to upper ejector retainner plate 11, that is to say, that upper ejector retainner plate 11 is without being bound by locking
Element 13.Therefore, under lasting ejecting force effect, upper ejector retainner plate 11 continues up ejection, up to being pushed against with limit element 3
Stop, second of ejection is completed.During this, when sliding block 14 slides to the right in fluting 111, compression spring 15, also
It is to say that spring 15 is in compressive state all the time when ejecting for second.
After the demoulding is completed, when the Double-ejection mould emptier resets, director element 2 and the relative separation of ejecting unit 1,
Now, under the elastic force effect of spring 15, it can ensure that sliding block 14 slides and be caught in again in fore shaft 131.
In actual design, we can be adjusted by the bevel angle on the first inclined-plane 211 of adjustment, the second inclined-plane 142
Between at the beginning of Double-ejection, the height and position of ejection is adjusted by the length and limit element 3 of director element 2.Therefore,
We can be according to the ejection requirement of reality, to adjust the Double-ejection mould emptier.
The Double-ejection mould emptier, by using mechanical drag hook driving structure, instead of the Non mechanical driving structure such as oil cylinder,
Make whole mould structure simple, Mold Making cost reduces, and shortens the formed product cycle.
For certain above-described embodiment only to illustrate technical concepts and features of the present utility model, its object is to allow be familiar with this
The people of technology can understand content of the present utility model and implement according to this, and protection model of the present utility model can not be limited with this
Enclose.The equivalent transformation or modification that all Spirit Essences according to the utility model main technical schemes are done, should all cover in this reality
Within new protection domain.
Claims (9)
1. a kind of Double-ejection mould emptier, including ejecting unit, the ejecting unit includes upper ejector retainner plate and lower ejector retainner plate,
It is characterized in that：The Double-ejection mould emptier also includes director element, the director element and ejecting unit activity
Coordinate；The ejecting unit also includes locking element and sliding block, and the locking element is flexibly connected with the upper ejector retainner plate, and
The locking element is connected with the lower ejector retainner plate, and the sliding block is slidably disposed in the upper ejector retainner plate, the sliding block
Coordinate with the locking element to lock the upper ejector retainner plate.
A kind of 2. Double-ejection mould emptier according to claim 1, it is characterised in that：The locking element includes lock
Mouthful, the fore shaft locks the sliding block and the lower ejector retainner plate, and the Slipper is in the fore shaft with described in fixation
Upper ejector retainner plate.
A kind of 3. Double-ejection mould emptier according to claim 1, it is characterised in that：The sliding block includes leading with described
To the first perforation of element activity cooperation, the director element occurs relatively through the described first perforation, and with the sliding block
Extruding, the sliding block slide and depart from the locking element.
A kind of 4. Double-ejection mould emptier according to claim 3, it is characterised in that：The director element includes projection
Portion, the lug boss include the first inclined-plane, and the sliding block includes the second inclined-plane coordinated with first inclined-plane.
A kind of 5. Double-ejection mould emptier according to claim 1, it is characterised in that：The upper ejector retainner plate includes and institute
The second perforation that director element activity coordinates is stated, the director element is perforated with the lower ejector retainner plate activity even by described second
Connect.
A kind of 6. Double-ejection mould emptier according to claim 1, it is characterised in that：The director element fixed setting
Above the ejecting unit.
A kind of 7. Double-ejection mould emptier according to claim 1, it is characterised in that：The ejecting unit also includes bullet
Spring, the spring one end are connected with the sliding block, and the other end is connected with the upper ejector retainner plate.
A kind of 8. Double-ejection mould emptier according to claim 1, it is characterised in that：The lower ejector retainner plate includes the 3rd
Perforation, the upper ejector retainner plate are acted on by the described 3rd perforation by ejecting force.
A kind of 9. Double-ejection mould emptier according to claim 1, it is characterised in that：It also includes and the upper thimble
The limit element that plate activity coordinates, the limit element fixed setting.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621236084X | 2016-11-15 | ||
| CN201621236084 | 2016-11-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207156368U true CN207156368U (en) | 2018-03-30 |
Family
ID=61720690
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721141501.7U Active CN207156368U (en) | 2016-11-15 | 2017-09-07 | A kind of Double-ejection mould emptier |
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| Country | Link |
|---|---|
| CN (1) | CN207156368U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106426828A (en) * | 2016-11-15 | 2017-02-22 | 昆山鸿永盛模具有限公司 | Double-ejection demolding mechanism |
| CN108715015A (en) * | 2018-05-25 | 2018-10-30 | 宁波方正汽车模具股份有限公司 | A kind of secondary ejection mold |
| CN108859027A (en) * | 2018-05-25 | 2018-11-23 | 宁波方正汽车模具股份有限公司 | A kind of adjustable step demoulding mold of shoes |
-
2017
- 2017-09-07 CN CN201721141501.7U patent/CN207156368U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106426828A (en) * | 2016-11-15 | 2017-02-22 | 昆山鸿永盛模具有限公司 | Double-ejection demolding mechanism |
| CN108715015A (en) * | 2018-05-25 | 2018-10-30 | 宁波方正汽车模具股份有限公司 | A kind of secondary ejection mold |
| CN108859027A (en) * | 2018-05-25 | 2018-11-23 | 宁波方正汽车模具股份有限公司 | A kind of adjustable step demoulding mold of shoes |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |