CN207345019U - Mould and its core pulling take off by force ejecting mechanism - Google Patents
Mould and its core pulling take off by force ejecting mechanism Download PDFInfo
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- CN207345019U CN207345019U CN201721452839.4U CN201721452839U CN207345019U CN 207345019 U CN207345019 U CN 207345019U CN 201721452839 U CN201721452839 U CN 201721452839U CN 207345019 U CN207345019 U CN 207345019U
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- plate
- ejector sleeve
- push plate
- thimble
- ejecting mechanism
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Abstract
The core pulling of the utility model takes off by force ejecting mechanism, including float plate component and ejector sleeve needle assemblies；Float plate component includes elastic component and push plate, and the upper surface of push plate is equipped with injection die cavities, and elastic component is arranged under the lower surface of push plate, and elastic component is flexible so that push plate is floated；Ejector sleeve needle assemblies include ejector sleeve and thimble, ejector sleeve set is slidably sheathed on outside thimble, and thimble position is fixed, and one end, which may extend to, is used as injection core in injection die cavities, push plate is equipped with the through hole communicated with injection die cavities, and what ejector sleeve was slided is arranged in through hole and blocks injection die cavities.The utility model also provides mould.The structure that the mould of the utility model and its core pulling take off by force ejecting mechanism is simple, with die sinking automatic core-pulling, and product can be realized the demoulding by being ejected in injection die cavities, it effectively prevent shaped article to be adhered on thimble, be that a kind of production efficiency is high, stripping result is good, the mould of injecting products high yield rate and its core pulling take off by force ejecting mechanism.
Description
Technical field
Injection molding art is the utility model is related to, takes off ejecting mechanism by force in particular to mould and its core pulling.
Background technology
In Conventional flip mould, most universal common ejector sleeve installation pattern is：Ejector sleeve is fixed on thimble panel, ejector sleeve
Pin is fixed on lower code mask.When mould molds, oil cylinder drives thimble panel and the movement of thimble supporting plate, so as to drive ejector sleeve to eject
Product, ejector pin are fixed on lower code mask hole characteristic in shaped article pillar.
Some products are there are labyrinth, such as：Back-off etc., product part in forming process is easy to stick to be invested on ejector pin,
When with the ejector sleeve demoulding, the damage of some back-off devices can be caused, not only influences demoulding efficiency, but also reduce yield rate,
Increase production cost.
Utility model content
In view of this, the purpose of this utility model is to overcome deficiency of the prior art, there is provided a kind of production efficiency
The mould high, stripping result is good, injecting products yield is high and its core pulling take off by force ejecting mechanism.
The utility model provides following technical solution：Core pulling takes off by force ejecting mechanism, including float plate component and ejector pin group
Part；The float plate component includes elastic component and push plate, and the upper surface of the push plate is equipped with injection die cavities, and the elastic component is arranged on
Under the lower surface of the push plate, and the elastic component is flexible so that the push plate is floated；The ejector sleeve needle assemblies include ejector sleeve
And thimble, the ejector sleeve set are slidably sheathed on outside the thimble, the thimble position is fixed, and one end may extend to the injection
Injection core is used as in cavity, the push plate is equipped with the through hole communicated with the injection die cavities, and what the ejector sleeve was slided is arranged on
Blocked in the through hole and by the injection die cavities.
In the exemplary embodiment, de- ejecting mechanism further includes rear pattern plate by force for the core pulling, and the position of the rear pattern plate is consolidated
It is fixed；The float plate component further includes connector, and the connector includes connecting portion and limiting section, and the connecting portion is connected to institute
State in push plate, the limiting section is slidably embedded on the rear pattern plate and the push plate is connected on the rear pattern plate, described
Elastic component is arranged between the push plate and the rear pattern plate.Rear pattern plate forms float plate component and supports so that push plate can phase
Float to rear pattern plate, when push plate is floated and resetted, enable to injecting products to depart from thimble, reach the effect of automatic demoulding.
In the exemplary embodiment, the connector screws for plug, and the elastic component is to compress spring, the compression bullet
Spring be sheathed on it is described plug screw on.The also referred to as stop screw that screws is filled in, disclosure satisfy that while push plate is connected, and is caused
Push plate can float with respect to rear pattern plate.
In the exemplary embodiment, de- ejecting mechanism further includes rear baffle plate by force for the core pulling, and the thimble is fixed on institute
State on rear baffle plate.The position of thimble need to keep fixed, so that when resilient element urges push plate resets, enable to thimble from note
Deviate from the workpiece moulded, reach the effect of the demoulding.
In the exemplary embodiment, the end of the thimble is equipped with positive stop lug boss, it is described after baffle plate be equipped with through hole with
And with the matched counter sink of the positive stop lug boss, by grub screw by the thimble be fixed on it is described after on baffle plate.Adopt
With dismountable structure between thimble and rear pattern plate so that thimble can be dismantled and replace at any time in damage, while can be more
The thimble of different length is changed to form the hole slot of the injecting products of different depth.
In the exemplary embodiment, the core pulling takes off by force ejecting mechanism and further includes ejector sleeve plate, described in the ejector sleeve plate driving
Ejector sleeve does linear reciprocating motion in the push plate.Drive ejector sleeve to move by ejector sleeve plate, the driving force of stabilization be provided for ejector sleeve,
So as to reach the product ejection in injection die cavities and go out, reach the effect of blanking.
In the exemplary embodiment, the ejector sleeve plate includes ejector sleeve top plate and ejector sleeve bottom plate, and the end of the ejector sleeve is equipped with
Positive stop lug boss, the ejector sleeve top plate are equipped with through hole and the counter sink to match with the positive stop lug boss, and the positive stop lug boss is embedded
Surface with the ejector sleeve top plate in the counter sink flushes；Formed between the ejector sleeve bottom plate and the ejector sleeve top plate removable
Unload connection and be fixed on the positive stop lug boss therebetween, the ejector sleeve bottom plate is logical equipped with allowing the thimble to pass through
Hole.Ejector sleeve is located in therebetween by ejector sleeve top plate and ejector sleeve bottom plate so that ejector sleeve is detachable on ejector sleeve plate, it is convenient with
Shi Genghuan, while connection fixed ejector sleeve, additionally it is possible to provide passage for thimble.
In the exemplary embodiment, de- ejecting mechanism further includes guide part for being oriented to the push plate by force for the core pulling,
The push plate is slidably arranged on the guide part.Guide part causes the floating direction of push plate more to stablize, and effectively prevents
The floating offset of push plate so that the position of injection die cavities is more accurate, improves injection molding yield.
As the further extension to above-mentioned technical proposal：The utility model also provides mould, including front template and on
The core pulling stated takes off by force ejecting mechanism；When the front template and the push plate press, the elastic component is squeezed, the push plate to
Moved away from the direction of the front template, the thimble, which is extend into the injection die cavities, is used as injection core；The front template
When being separated with the push plate, the elastic component drives the push plate to be moved towards the direction of the front template, and the thimble detaches
The injection die cavities.
In the exemplary embodiment, rear cavity is removably embedded with the push plate, the injection die cavities are formed at institute
State in rear cavity.Injection die cavities are arranged in rear cavity, can replace different injection die cavities by replacing rear cavity so that mould
Injecting products have more diversity.
The utility model compared with prior art, has the following advantages that：Mould and its core pulling, which take off by force ejecting mechanism, includes department
Cylinder needle assemblies and float plate component, formed product are moved down by push plate and may be such that on the upper surface of the push plate of float plate component
Thimble, which is extend into injection die cavities, is used as injection core, elastic component driving push plate reset after die sinking, so that thimble is automatically
Separated with shaped article, reach the effect of automatic core-pulling, by the movement of ejector sleeve forcibly by shaped article from injection core
Ejection.The structure that the mould of the utility model and its core pulling take off by force ejecting mechanism is simple, has a die sinking automatic core-pulling, and can be with
Product is realized into the demoulding by being ejected in injection die cavities, shaped article is effectively prevent and is adhered on thimble, is a kind of production effect
Rate is high, stripping result is good, the mould of injecting products high yield rate and its core pulling take off by force ejecting mechanism.
For enable the above-mentioned purpose of the utility model, feature and advantage become apparent from understandable, preferred embodiment cited below particularly,
And attached drawing appended by coordinating, it is described below in detail.
Brief description of the drawings
, below will be to required use in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment
Attached drawing be briefly described, it will be appreciated that the following drawings illustrate only some embodiments of the utility model, therefore should not be by
Regard the restriction to scope as, for those of ordinary skill in the art, without creative efforts, may be used also
To obtain other relevant attached drawings according to these attached drawings.
Fig. 1 shows that the core pulling that the utility model embodiment 1 provides takes off by force the overall structure axonometric drawing of ejecting mechanism；
Fig. 2 shows that the core pulling that the utility model embodiment 1 provides takes off by force the overall structure top view of ejecting mechanism；
Fig. 3 shows the cross-sectional view of Fig. 2；
Fig. 4 shows that the core pulling that the utility model embodiment 1 provides takes off by force the decomposition texture schematic diagram of ejecting mechanism.
Icon：10- core pullings take off by force ejecting mechanism；101- float plate components；1011- elastic components；1012- push plates；1013- connects
Fitting；102- ejector sleeve needle assemblies；1021- ejector sleeves；1022- thimbles；Baffle plate after 103-；104- ejector sleeve plates；1041- ejector sleeves top
Plate；1042- ejector sleeve bottom plates；105- rear pattern plates；1051- rear cavities；106- guide parts.
Embodiment
Hereinafter, the various embodiments of the utility model will be described more fully with reference to attached drawing.The utility model can have
There are various embodiments, and can adjust and change wherein.Therefore, specific embodiment reference being shown in the drawings is more
Describe the utility model in detail.It should be understood, however, that：It is practical new herein there is no the various embodiments of the utility model are limited to
The intention of the specific embodiment of type, but the utility model should be interpreted as covering the various embodiments for falling into the utility model
All adjustment, equivalent and/or alternative in spirit and scope.Description taken together with the accompanying drawings, same reference numerals
Same element.
Hereinafter, the term " comprising " that can be used in the various embodiments of the utility model or " may include " instruction institute
Function, operation or the presence of element of utility model, and the increase of one or more functions, operation or element is not limited.
In addition, as used in the various embodiments of the utility model, term " comprising ", " having " and its cognate are meant only to represent
Special characteristic, numeral, step, operation, the combination of element, component or foregoing item, and be understood not to exclude one first
Or more further feature, numeral, step, operation, element, component or foregoing item combination presence or increase it is one or more
A feature, numeral, step, operation, element, component or foregoing item combination possibility.
In the various embodiments of the utility model, stating "or" or " at least one in A or/and B " includes arranging at the same time
Any combinations of the word gone out or all combinations." A or B " or " at least one in A or/and B " may include A, can for example, statement
Including B or it may include A and B both.
The statement (" first ", " second " etc.) used in the various embodiments of the utility model can be modified various
Various constituent element in embodiment, but respective sets can not be limited into element.For example, presented above be not intended to limit the element
Order and/or importance.The purpose presented above for being only used for differentiating an element and other elements.For example, first uses
Family device and second user device instruction different user device, although the two is all user apparatus.For example, this practicality is not being departed from
In the case of the scope of new various embodiments, the first element is referred to alternatively as the second element, and similarly, the second element also can quilt
Referred to as the first element.
It should be noted that：, can be by the first composition member if a constituent element ' attach ' to another constituent element by description
Part is directly connected to the second constituent element, and " connection " the 3rd can be formed between the first constituent element and the second constituent element
Element.On the contrary, when a constituent element " being directly connected to " is arrived another constituent element, it will be appreciated that be in the first constituent element
And second be not present the 3rd constituent element between constituent element.
The term used in the various embodiments of the utility model is only used for the purpose and simultaneously of description specific embodiment
It is not intended to the various embodiments of limitation the utility model.As used herein, singulative is intended to also include plural form, unless
Context is expressly otherwise indicated.Unless otherwise defined, otherwise all terms used herein (including technical term and science
Term) have and the various normally understood implications of embodiment one skilled in the art of the utility model are identical contains
Justice.The term (term such as limited in the dictionary generally used) be to be interpreted as have with the related technical field
The identical implication of situational meaning and the implication of Utopian implication or overly formal will be interpreted as having, unless at this
It is clearly defined in the various embodiments of utility model.
Embodiment 1
Fig. 1 shows that core pulling takes off by force the overall structure axonometric drawing of ejecting mechanism 10, and Fig. 2 shows that core pulling takes off by force ejecting mechanism
10 overall structure top view, Fig. 3 show the cross-sectional view of Fig. 2.
The present embodiment provides a kind of mould, is used for injection molding.Mould includes front template and core pulling and takes off ejection by force
Mechanism 10.
Core pulling takes off by force ejecting mechanism 10, including float plate component 101 and ejector sleeve needle assemblies 102.Float plate component 101 includes
Elastic component 1011 and push plate 1012, the upper surface of push plate 1012 are equipped with injection die cavities, and elastic component 1011 is arranged under push plate 1012
Under surface, and elastic component 1011 is flexible so that push plate 1012 is floated.Ejector sleeve needle assemblies 102 include ejector sleeve 1021 and thimble
1022,1021 sets of ejector sleeve is slidably sheathed on outside thimble 1022, and 1022 position of thimble is fixed, and one end may extend in injection die cavities
As injection core, push plate 1012 is equipped with the through hole communicated with injection die cavities, and what ejector sleeve 1021 was slided is arranged in through hole and incites somebody to action
Injection die cavities block.
Front template can do linear reciprocating motion towards push plate 1012, and front template is when being covered in push plate 1012, front template
Injection die cavities in push plate 1012 are covered so that injection die cavities are closed, and pass through injection so that formed product is in injection die cavities
In.Front template is plate-like, and push plate 1012 is plate-like.When the side of front template to the movement of push plate 1012 and push plate 1012 presses, push away
1012 opposite side elastic component 1011 of plate is squeezed so that push plate 1012 is moved to away from the direction of front template.Thimble 1022
Position is fixed, when push plate 1012 moves down so that thimble 1022 is moved into injection die cavities, until thimble 1022 extend into injection
Certain depth in cavity, in injection as injection core, forms hole slot on injecting products.Current template and rear pattern plate
During 105 separation, 1011 elastic reset of elastic component drives push plate 1012 to be moved towards front template, so that thimble 1022 is from shaping
Deviate from the hole slot of product, reach the effect that die sinking back center 1022 is deviate from from shaping automatically.After first thimble 1022 is extracted out
Ejected again by ejector sleeve 1021, the product and thimble 1022 that can effectively prevent injection molding stick together.
Thimble 1022 is inserted in ejector sleeve 1021 and can be slided with respect to ejector sleeve 1021, and ejector sleeve 1021 can be with respect to push plate
1012 slide, i.e., 1021 endoporus of ejector sleeve and outer wall are not fixed, and can be moved freely.After die sinking, thimble 1022 is by shaped article
Upper abjection, is ejected product by the movement of ejector sleeve 1021, so as to carry out blanking to product.Employ core pulling and take off ejecting mechanism by force
10 mould, has the function of elastic reset automatic core-pulling and by the movement of ejector sleeve 1021 forcibly by shaped article top
Go out.
Rear cavity 1051 is removably embedded with push plate 1012, injection die cavities are formed in rear cavity 1051.Push plate
1012 are equipped with groove, and rear cavity 1051 is embedded in groove, and it is complete and regular to collectively form a shape with push plate 1012
Plate body.It can be connected by screw or be clamped between rear cavity 1051 and push plate 1012.Injection die cavities are arranged in rear cavity 1051,
Different injection die cavities can be replaced by replacing rear cavity 1051 so that the product of the injection molding of mould is with more various
Property.
Fig. 4 shows that core pulling takes off by force the decomposition texture schematic diagram of ejecting mechanism 10.
The quantity that core pulling takes off by force the ejector sleeve needle assemblies 102 of ejecting mechanism 10 is at least one group, the injection molding in push plate 1012
The quantity of chamber is equal with the quantity of ejector sleeve needle assemblies 102.In the present embodiment, core pulling, which takes off by force ejecting mechanism 10, includes two groups of ejector pins
Component 102, it is corresponding in push plate 1012 to be equipped with two injection die cavities, so that mould can once mold while be molded by 8
A product, and production efficiency can be improved at the same time by 8 product core pullings and ejection.In other embodiments, ejector sleeve needle assemblies
102 quantity can also be 2,3,4 it is even more.
Core pulling takes off by force ejecting mechanism 10 and further includes rear baffle plate 103, and thimble 1022 is fixed on rear baffle plate 103.Thimble
1022 position need to keep fixed, so that when elastic component 1011 promotes the reset of push plate 1012, enable to thimble 1022 from note
Deviate from the workpiece moulded, reach the effect of the demoulding.
Thimble 1022 is in needle-shaped or thin rod shape, and the end of thimble 1022 is equipped with positive stop lug boss, and positive stop lug boss is round platform, diameter
Greatly with the diameter of the shank of thimble 1022 so that thimble 1022 is in spike.Afterwards baffle plate 103 be equipped with through hole and with limit
Thimble 1022, is fixed on rear baffle plate 103 by the position matched counter sink of boss by grub screw.Using 1022 He of thimble
Dismountable structure between rear pattern plate 105 so that thimble 1022 can be dismantled and replace at any time in damage, while can be replaced
The thimble 1022 of different length is to form the hole slot of the injecting products of different depth.Headless screw can be interior hexagonal spiral shell without a head
Nail.
Core pulling takes off by force ejecting mechanism 10 and further includes ejector sleeve plate 104, and ejector sleeve plate 104 drives ejector sleeve 1021 to be done in push plate 1012
Linear reciprocating motion.Drive ejector sleeve 1021 to move by ejector sleeve plate 104, the driving force of stabilization is provided for ejector sleeve 1021, so as to reach
Go out to by the product ejection in injection die cavities, reach the effect of blanking.
Ejector sleeve plate 104 includes ejector sleeve top plate 1041 and ejector sleeve bottom plate 1042, and the end of ejector sleeve 1021 is equipped with positive stop lug boss, department
Cylinder top plate 1041 is equipped with through hole and the counter sink to match with positive stop lug boss, and positive stop lug boss is embedded in counter sink and ejector sleeve top plate
1041 surface flushes.Formed between ejector sleeve bottom plate 1042 and ejector sleeve top plate 1041 and be detachably connected and be fixed on positive stop lug boss
Therebetween, ejector sleeve bottom plate 1042, which is equipped with, allows the through hole that thimble 1022 passes through.Ejector sleeve plate 104 is divided for ejector sleeve top plate 1041
With 1042 two parts of ejector sleeve bottom plate, ejector sleeve 1021 is equally in thin bar or needle-shaped, and the diameter of the positive stop lug boss in ejector sleeve 1021 is more than
The barrel dliameter of ejector sleeve 1021, the ejector sleeve 1021 that positive stop lug boss limits continue to move to ejector sleeve top plate 1041, and ejector sleeve bottom plate 1042 is at the same time
Again limit the free degree that ejector sleeve 1021 is moved to other direction so that ejector sleeve 1021 is fixed on ejector sleeve top plate 1041 and ejector sleeve bottom
Between plate 1042.Ejector sleeve bottom plate 1042 is equipped with through hole, and thimble 1022 is inserted into ejector sleeve 1021 through the through hole.
Ejector sleeve 1021 is located in therebetween by ejector sleeve top plate 1041 and ejector sleeve bottom plate 1042 so that ejector sleeve 1021 exists
It is detachable on ejector sleeve plate 104, it is convenient to replace at any time, while connection fixed ejector sleeve 1021, additionally it is possible to provided for thimble 1022
Passage.
Ejector sleeve top plate 1041 and ejector sleeve bottom plate 1042 are arranged on rear baffle plate 103, can by the driving of linear drives part
So that ejector sleeve top plate 1041 and ejector sleeve bottom plate 1042 drive ejector sleeve 1021 together to move, driving ejector sleeve 1021 moves up ejection
Shaped article, driving ejector sleeve 1021 move down be reset to be molded next time, backform is prepared.
Ejector sleeve top plate 1041 and ejector sleeve bottom plate 1042 can be linked by front template, but should be had with the movement of front template certain
Delay, i.e., after current template is separated with push plate 1012, just drive ejector sleeve top plate 1041 and ejector sleeve bottom plate 1042 together to move.Before i.e.
Connecting rod is carried in template, connecting rod is equipped with the hook or fastener that can be engaged with ejector sleeve top plate 1041 and ejector sleeve bottom plate 1042,
When current template is separated with push plate 1012, connecting rod is engaged with ejector sleeve top plate 1041 and ejector sleeve bottom plate 1042 so as to the ejector sleeve 1021 that links
Together move up, reach product by the effect that is ejected in injection die cavities.
Core pulling takes off by force ejecting mechanism 10 and further includes rear pattern plate 105, and the position of rear pattern plate 105 is fixed, in the present embodiment, rear mold
Plate 105 is fixed on rear baffle plate 103 by supporting item, and ejector sleeve top plate 1041 and ejector sleeve bottom plate 1042 are arranged on 105 He of rear pattern plate
Afterwards between baffle plate 103, ejector sleeve top plate 1041 and ejector sleeve bottom plate 1042 can move between rear pattern plate 105 and rear baffle plate 103
It is dynamic.
Float plate component 101 further includes connector 1013, and connector 1013 includes connecting portion and limiting section, connecting portion connection
In push plate 1012, limiting section is slidably embedded on rear pattern plate 105 so that push plate 1012 can be moved relative to rear pattern plate 105
And do not depart from from rear pattern plate 105.Elastic component 1011 is arranged between push plate 1012 and rear pattern plate 105.Rear pattern plate 105 is to floating
Plate component 101 forms support so that push plate 1012 can float with respect to rear pattern plate 105, can when push plate 1012 is floated and resetted
So that injecting products depart from thimble 1022, reach the effect of automatic core-pulling.
Connector 1013 screws for plug, and elastic component 1011 is compression spring, on compression spring pocket screws arranged on plug.Plug
Screw also referred to as stop screw, has the characteristics that hardness height, good toughness, wearability and heat resistance are splendid, suitable for accurate mould
The mould of tool and high-temperature operation environment, is remarkably improved die life so that the thermal deformation of precision die is had
The control of effect.Fill in the end of thread to screw to be connected in push plate 1012, fill in the bolt end to screw and be equipped with head, head is embedded at
On rear pattern plate 105.
Under normal conditions, compress spring and drive push plate 1012, push plate 1012 pulls plug to screw, until filling in the spacing head to screw
End is abutted with the bottom of the counterbore on rear pattern plate 105, is promoted push plate 1012 so as to limit compression spring and continue up, is compressed at this time
Spring has certain precommpression, which effectively maintains the fixation of 1012 position of push plate.When 1012 stress of push plate pushes
When, drive plug to screw and together move down, compression spring is subject to compression to produce elastic-restoring force, and standard is done to drive push plate 1012 to reset
It is standby.
To enable rear pattern plate 105 to be that push plate 1012 provides stable support, when front template is pressed together in push plate 1012,
Rear pattern plate 105 should fit together with push plate 1012.Thus, groove is equipped with rear pattern plate 105 or push plate 1012, for allowing bullet
Property part 1011, keep away position for push plate 1012 and the engagement of rear pattern plate 105.It is equipped with rear pattern plate 105 and top plate and allows ejector sleeve 1021
The through hole passed through.
Core pulling takes off by force ejecting mechanism 10 and further includes guide part 106 for being oriented to push plate 1012, and push plate 1012 is slidably set
In on the guide part 106.Guide part 106 is guide rod in the present embodiment, and four guide rods are fixed on four angles of rear pattern plate 105
On, push plate 1012 can move on guide rod.Guide part 106 causes the floating direction of push plate 1012 more to stablize, and effectively prevents
The floating offset of push plate 1012 so that the position of injection die cavities is more accurate, improves injection molding yield.
Guide sleeve is equipped between guide part 106 and push plate 1012, guide sleeve is fixed in push plate 1012 and can be in guide part
Slided on 106.Guide sleeve can be linear bearing or the less sleeve shape body of inner ring roughness, add guide sleeve and cause guide part
Frictional force between 106 and push plate 1012 reduces, while reduces the requirement of the processing roughness of the slide opening in push plate 1012.
In all examples being illustrated and described herein, any occurrence should be construed as merely exemplary, without
It is that therefore, other examples of exemplary embodiment can have different values as limitation.
It should be noted that：Similar label and letter represents similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined, then it further need not be defined and explained in subsequent attached drawing in a attached drawing.
Embodiment described above only expresses the several embodiments of the utility model, its description is more specific and detailed,
But therefore it can not be interpreted as the limitation to the scope of the utility model.It should be pointed out that the ordinary skill for this area
For personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these belong to this
The protection domain of utility model.
Claims (10)
1. core pulling takes off by force ejecting mechanism, it is characterised in that including float plate component and ejector sleeve needle assemblies；
The float plate component includes elastic component and push plate, and the upper surface of the push plate is equipped with injection die cavities, and the elastic component is set
Under the lower surface of the push plate, and the elastic component is flexible so that the push plate is floated；
The ejector sleeve needle assemblies include ejector sleeve and thimble, and the ejector sleeve set is slidably sheathed on outside the thimble, the thimble position
Fixation is put, one end may extend to and injection core is used as in the injection die cavities, and the push plate is equipped with and the injection die cavities phase
Logical through hole, what the ejector sleeve was slided is arranged in the through hole and blocks the injection die cavities.
2. core pulling according to claim 1 takes off by force ejecting mechanism, it is characterised in that the core pulling takes off by force ejecting mechanism and also wraps
Rear pattern plate is included, the position of the rear pattern plate is fixed；
The float plate component further includes connector, and the connector includes connecting portion and limiting section, and the connecting portion is connected to
In the push plate, the limiting section is slidably embedded on the rear pattern plate and the push plate is connected on the rear pattern plate, institute
Elastic component is stated to be arranged between the push plate and the rear pattern plate.
3. core pulling according to claim 2 takes off by force ejecting mechanism, it is characterised in that the connector screws for plug, institute
State elastic component for compression spring, it is described compression spring pocket be arranged on it is described plug screw on.
4. core pulling according to claim 1 takes off by force ejecting mechanism, it is characterised in that the core pulling takes off by force ejecting mechanism and also wraps
Rear baffle plate is included, the thimble is fixed on the rear baffle plate.
5. core pulling according to claim 4 takes off by force ejecting mechanism, it is characterised in that the end of the thimble is equipped with limit convex
Platform, it is described after baffle plate be equipped with through hole and with the matched counter sink of the positive stop lug boss, by grub screw will described in
Thimble is fixed on the rear baffle plate.
6. core pulling according to claim 1 takes off by force ejecting mechanism, it is characterised in that the core pulling takes off by force ejecting mechanism and also wraps
Ejector sleeve plate is included, the ejector sleeve plate drives the ejector sleeve to do linear reciprocating motion in the push plate.
7. core pulling according to claim 6 by force take off ejecting mechanism, it is characterised in that the ejector sleeve plate include ejector sleeve top plate and
Ejector sleeve bottom plate, the end of the ejector sleeve are equipped with positive stop lug boss, the ejector sleeve top plate be equipped with through hole and with the positive stop lug boss phase
The counter sink matched somebody with somebody, the surface that the positive stop lug boss is embedded in the counter sink with the ejector sleeve top plate flush；
Formed between the ejector sleeve bottom plate and the ejector sleeve top plate and be detachably connected and the positive stop lug boss is fixed on the two it
Between, the ejector sleeve bottom plate, which is equipped with, allows the through hole that the thimble passes through.
8. core pulling according to claim 1 takes off by force ejecting mechanism, it is characterised in that the core pulling takes off by force ejecting mechanism and also wraps
Include guide part to be used to be oriented to the push plate, the push plate is slidably arranged on the guide part.
9. mould, it is characterised in that the core pulling including front template and as any one of claim 1-8 takes off by force ejector
Structure；
When the front template is pressed with the push plate, the elastic component is squeezed, and the push plate is to away from the front template
Direction is moved, and the thimble, which is extend into the injection die cavities, is used as injection core；
When the front template and the push plate separate, the elastic component drives the push plate to be moved towards the direction of the front template
Dynamic, the thimble detaches the injection die cavities.
10. mould according to claim 9, it is characterised in that rear cavity is removably embedded with the push plate, it is described
Injection die cavities are formed in the rear cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721452839.4U CN207345019U (en) | 2017-11-02 | 2017-11-02 | Mould and its core pulling take off by force ejecting mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721452839.4U CN207345019U (en) | 2017-11-02 | 2017-11-02 | Mould and its core pulling take off by force ejecting mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207345019U true CN207345019U (en) | 2018-05-11 |
Family
ID=62354365
Family Applications (1)
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107627564A (en) * | 2017-11-02 | 2018-01-26 | 东莞市欧若拉精密塑料制品有限公司 | Mould and its core pulling take off by force ejecting mechanism |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107627564A (en) * | 2017-11-02 | 2018-01-26 | 东莞市欧若拉精密塑料制品有限公司 | Mould and its core pulling take off by force ejecting mechanism |
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