CN108115896A - It is a kind of to stablize the mold realized and inside contract core pulling - Google Patents
It is a kind of to stablize the mold realized and inside contract core pulling Download PDFInfo
- Publication number
- CN108115896A CN108115896A CN201711335266.1A CN201711335266A CN108115896A CN 108115896 A CN108115896 A CN 108115896A CN 201711335266 A CN201711335266 A CN 201711335266A CN 108115896 A CN108115896 A CN 108115896A
- Authority
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- China
- Prior art keywords
- component
- thimble
- inside contract
- block
- shaping
- 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
- B29C45/26—Moulds
- B29C45/32—Moulds having several axially spaced mould cavities, i.e. for making several separated articles
-
- 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
- B29C45/26—Moulds
- B29C45/33—Moulds having transversely, e.g. radially, movable mould parts
- B29C45/332—Mountings or guides therefor; Drives therefor
-
- 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
Abstract
The present invention provides a kind of stablize to realize the mold for inside contracting core pulling, is related to die apparatus technical field.Wherein, including upper mold seat, shaping fixed block, molding assembly, inside contract component, components and two pad components are taken out in fixed plate, die holder, ejector pin component, two inclined guide pillars, two sides；The shaping fixed block is used to play the molding assembly positioning action before parting；The molding assembly and the component that inside contracts are for shaped article；The forming part done under the drive of the limiting section to inside contract guide pad central axes it is close inside contract movement, to realize the demoulding to shaped article；The thimble is in contact with shaping workpiece inner surface top, and during die sinking, the support spring is continuously in rebound state to realize that the thimble fixes the support of shaping workpiece after component inside contracts in described inside contract.A kind of stablize of the present invention realizes that the mould structure for inside contracting core pulling is simple, can effectively be molded the workpiece with internal buckle and can realize the stable support to workpiece after shaping.
Description
Technical field
The present invention relates to die apparatus technical fields, and the mold for inside contracting core pulling is realized in particular to a kind of stablize.
Background technology
Mold, in industrial production being molded, being blow molded, squeezing out, die casting or the methods of forging forming, smelting, punching press obtain
The various moulds and instrument of required product.In brief, mold is the instrument for formed article, and this instrument is by various parts
It forms, different molds is made of different parts, it mainly realizes article by the change of institute's moulding material physical state
The processing of shape.
And the volume for working as some products is very small, and interiors of products also needs to the components such as internal buckle, such as cap, cosmetic bottle cup
During gyp's part, it is common it is oblique take out and side takes out core pulling and can not be molded its dome portion and needs downward core pulling that could realize, and it is common to
Interior buckle can not be molded and extracted out by lower core pulling, along with the molded part of needs is small, so its shaping difficulty is very big.
Meanwhile one layer of ejector retainner plate can be generally equipped in traditional mold and several thimbles are provided on ejector retainner plate and is used for
Product is ejected after die sinking, and in the processing of some above-mentioned slender type products, eject thimble number that is difficult and needing
Amount do not have to it is very much, if at this moment one of ejecting device be specially set and ejection process often causes reduction and the cost of efficiency
Increase.
The content of the invention
The present invention provides it is a kind of can effectively be molded the workpiece with internal buckle and can realize to after shaping workpiece stablize support
Stablize and realize and inside contract the mold of core pulling, it is intended to improve existing stablize and realize that the mould structure for inside contracting core pulling is complicated and nothing
Method is quickly and effectively molded the workpiece of internal buckle, while the workpiece after shaping can not be ejected or be supported what is taken out after the demoulding
Technical problem.
What the present invention was realized in：
A kind of stablize realize and inside contract the mold of core pulling, including upper mold seat, shaping fixed block, molding assembly, inside contract component,
Component and two pad components are taken out in fixed plate, die holder, ejector pin component, two inclined guide pillars, two sides；The upper mold seat, cushion block
Component, fixed plate and the die holder are from top to bottom set gradually, and are further passed through between the die holder and the fixed plate
Deduction connects；
The upper mold seat following table is inward-facing to be fixedly installed the shaping fixed block, and the shaping fixed block is used for described
Molding assembly plays the positioning action before parting；Both sides are provided with the pad component, two pads below the upper mold seat
Gap between block assembly is provided with the molding assembly and component is taken out in the side；It is provided with below the shaping fixed block described
Molding assembly, the direction both sides of the molding assembly along parting are fixedly installed the side and take out component respectively；The inclined guide pillar one
End is fixed in the upper mold seat, and the other end tilts through the side pumping component and extends in the fixed plate；
The molding assembly includes the first forming part and the second forming part of left and right settings, first forming part and second
Forming part formed one be in cap shape forming cavity, be provided in the forming cavity and inside contract component, the molding assembly and described interior
Contracting component is used for shaped article；
The component that inside contracts includes inside contracting guide pad, inside contracting part, slide guide fixed plate and support plate；It is described that inside contract guide pad whole
Body is in bullet shaped, and the guide pad lower end that inside contracts is fixedly connected through the support plate with the die holder；It is described to inside contract part bag
Include several and inside contract block, it is described inside contract guide pad peripheral wall and circumferentially offer several inside contract the matched slide guide of block with described
Slot, the guide runner inside contract the setting of guide pad length direction described in；Described inside contract offers several catching grooves use on block outer wall
In the interior buckle of shaped article；Limiting section is further provided in the guide runner and described inside contract block to realize and does along the slide guide
Movement on slot length direction；The support plate is inside contracted described in being arranged at below part, and the block that inside contracts includes forming part and level
Sliding part, whole is in L types；The die holder drive described in when inside contracting guide pad and moving downward, the horizontal sliding part is described
Support plate upper surface do to inside contract guide pad central axes it is close inside contract movement, the forming part is under the drive of the limiting section
Do to inside contract guide pad central axes it is close inside contract movement, to realize the demoulding to shaped article；
The inclined guide pillar takes out component inner wall with the side close to the one side of the molding assembly and fits, and the inclined guide pillar is remote
One side from the molding assembly takes out component inner wall with the side and certain interval is kept to set, and the inclined guide pillar is with the upper mold seat
When moving upwards and being bonded with the side pumping component inner wall away from the molding assembly, the shaping fixed block and the shaping
Component is completely separable；It takes out component and can be achieved respectively under the guiding movement of two inclined guide pillars to described first in two sides
The parting of forming part and second forming part；
The ejector pin component includes thimble, support spring, thimble limited block；The thimble limited block is fixed on the lower die
Seat in, offered on the thimble limited block one done for the thimble and support spring moved on vertical direction activity it is blind
Hole；The support spring upper end is fixedly connected with the thimble lower face, and the other end is in contact with the activity blind hole lower surface；
A top being connected with the activity blind hole is further provided in the thimble limited block and above the support spring
Pin /V inner cavity, the thimble are set through the thimble /V inner cavity；An activity /V is further provided on the thimble
Portion, the activity limiting section may be implemented in the vertical activity of intracavitary in the thimble /V and can not be by the activity blind holes；
During molding, the support spring is in compressive state, the thimble inside contracted described in guide pad length direction sequentially pass through it is described
It thimble limited block, die holder, fixed plate and inside contracts guide pad and is finally in contact with shaping workpiece inner surface top, during die sinking, institute
It states support spring and is continuously in rebound state to realize the thimble in the support inside contracted after component inside contracts to shaping workpiece
It is fixed.
As a further improvement, component is taken out in the side includes the first sliding block and the second sliding block；First sliding block with it is described
Molding assembly is fixedly connected；The inclined via-hole being adapted with the inclined guide pillar is offered on first sliding block；Described second slides
Block is arranged on the outside of first sliding block；Second sliding block is fixedly connected with the upper mold seat.
As a further improvement, the surface that first sliding block fits with second sliding block tilts and is equipped with；
The first sliding block side inclined direction is consistent with the inclined direction of the corresponding inclined guide pillar.
As a further improvement, component is taken out in the side is provided with a guiding being fixed in the fixed plate further below
Guide rail；The side pumping component may be implemented in the slip on the guiding rail.
As a further improvement, an oval limiting through hole passed through for the inclined guide pillar is offered on the guiding rail；
The ellipse limiting through hole can realize the /V to inclined guide pillar vertical shift stroke.
As a further improvement, the guide runner by the upward width of the central axial foreign side of guide pad that inside contracts by becoming greatly
It is small become larger or change from small to big again become smaller to form the limiting section again.
As a further improvement, the component that inside contracts further comprises slide guide fixed plate；The slide guide fixed plate is arranged at
Above the support plate；The slide guide fixed plate lower surface offers several guide grooves being adapted with the horizontal sliding part
To realize the guiding role to the horizontal sliding part.
As a further improvement, the slide guide fixed plate further offers several locating slots；The support plate upper table
Face is provided with several and is fixedly connected with the locating piece that the locating slot is adapted with the slide guide fixed plate.
As a further improvement, one is further fixedly installed on the die holder inside contracts fixed seat；It is described to inside contract fixation
It is provided on seat described in confession and inside contracts the fixed hole that guide pad passes through, it is described to inside contract fixed seat lower end to be provided with one further out convex
Edge with realize with the limiting card inside contracted below fixed seat and.
As a further improvement, compression spring is further provided between the die holder and the fixed plate；The pressure
Contracting spring is in compressive state in molding, for the deduction to be coordinated to flick the die holder and the fixed plate.
The beneficial effects of the invention are as follows：
1. a kind of stablize of the present invention realizes that the mold for inside contracting core pulling can effectively realize some slender types and with interior fastener
Workpiece shaping, and compact overall structure minimize, occupy little space, simple in structure, function is easy.
2. the present invention is a kind of stablize realize inside contract the mold of core pulling by opened up on guide pad is inside contracted guide runner with it is interior
The matched structure of contracting part, while inside contract part to limit by the design of limiting section and can only be moved along the length direction of guide runner,
It is effectively realized after inside contracting guide pad and moving downward and inside contracts part toward the movement for inside contracting guide pad central axes to meet in lid workpiece
The taking-up of workpiece after the shaping of portion's buckle, compact overall structure is ingenious, can effectively realize the shaping of fastener in elongated lid.
3. a kind of stablize of the present invention is realized in the mold for inside contracting core pulling since the mold is needed by inside contracting component come real
It now demoulds, inside contracting can not coordinate thimble to eject or support product below component by common ejector retainner plate, and if not
If one upward support force of shaped article, shaped article can lead to not with inside contracting component and moving downwardly together just
The true position demoulding is not easy to take out, therefore uses the structure of ejector pin component that can effectively realize when die holder drives thimble limited block one
Rise when moving down, using free state of the support spring one end in the activity blind hole and the compressive state in molding come
It realizes that the peak of thimble remains stationary as and is always positioned at the top of shaped article inner wall to realize the support to shaped article, for opening
Facilitate taking-up after mould, while using the mode of movable limiting section the /V of the thimble in the vertical direction is effectively controlled to move
It is dynamic, the effect that no ejector retainner plate ejection is demoulded integrally is realized, processing efficiency is substantially increased, reduces processing cost.
If 4. the present invention it is a kind of stablize realize inside contract in the mold of core pulling the inclined guide pillar completely with the molding assembly
Inclined via-hole be adapted, then when upper mold seat drives shaping fixed block and inclined guide pillar to move upwards, inclined guide pillar can at once will be perpendicular
The upward position of Nogata is converted into the parting in the molding assembly horizontal direction, at this moment since shaping fixed block is not also complete
Leave molding assembly, it is easy to molding assembly is made to collide in parting with the shaping fixed block, therefore inclined guide pillar and shaping
Left between component the design in gap can effectively realize molding assembly delay separation, ensure it is described shaping fixed block with it is described
The molding assembly is just driven to carry out parting movement, smart structural design, you can be effectively ensured after molding assembly is completely separable
Formed fastener overcomes the above problem caused by formed fastener to the strong fix of molding assembly.
5. a kind of stablize of the present invention realizes that the mold for inside contracting core pulling can not coordinate thimble to production by common ejector retainner plate
Product are ejected or supported, and if if being not applied to the upward support force of shaped article, shaped article can be with inside contracting component
Movement leads to not demould in correct position and is not easy to take out downwardly together, therefore uses the knot of support spring cooperation thimble limited block
Structure can be realized effectively when die holder drives thimble limited block to move down together, using support spring one end in the activity
Free state in the blind hole and compressive state in molding is always positioned at shaping production to realize that the peak of thimble remains stationary as
The top of product inner wall is to realize the support to shaped article, for the taking-up that facilitates after die sinking, while utilizes the side of movable limiting section
Formula effectively controls the /V movement of the thimble in the vertical direction, and simple in structure, function is easy.
Description of the drawings
It, below will be to required use in embodiment in order to illustrate more clearly of the technical solution of embodiment of the present invention
Attached drawing be briefly described, it should be understood that the following drawings illustrates only certain embodiments of the present invention, therefore is not to be seen as
It is the restriction to scope, it for those of ordinary skill in the art, without creative efforts, can be with root
Other relevant attached drawings are obtained according to these attached drawings.
Fig. 1, which is that the present invention is a kind of, stablizes the structure diagram for realizing the mold for inside contracting core pulling；
Fig. 2, which is that the present invention is a kind of, stablizes the internal structure schematic diagram for realizing the mold for inside contracting core pulling；
Fig. 3, which is that the present invention is a kind of, stablizes the internal structure schematic diagram for realizing the mold for inside contracting core pulling；
Fig. 4, which is that the present invention is a kind of, stablizes the knot realized when component and ejector pin component cooperation are inside contracted in the mold for inside contracting core pulling
Structure schematic diagram；
Fig. 5, which is that the present invention is a kind of, stablizes the structure diagram realized and component is inside contracted in the mold for inside contracting core pulling；
Fig. 6, which is that the present invention is a kind of, stablizes the structure diagram realized and component is inside contracted in the mold for inside contracting core pulling；
Fig. 7, which is that the present invention is a kind of, stablizes the structure diagram for realizing ejector pin component in the mold for inside contracting core pulling；
Fig. 8, which is that the present invention is a kind of, stablizes the structure diagram for realizing die holder in the mold for inside contracting core pulling.
Main element symbol description
Upper mold seat 10
Be molded fixed block 20, positioning region 21,
Molding assembly 30, the first forming part 31, the second forming part 32,
Inside contract component 40,
Inside contract guide pad 41, guide runner 411, limiting section 412,
Inside contract part 42, inside contract block 421, horizontal sliding part 4211, forming part 4212, interior buckle 4213,
Slide guide fixed plate 43, support plate 44, locating piece 441,
Fixed plate 50,
Die holder 60,
Ejector pin component 70, thimble 71, movable limiting section 711, support spring 72, thimble limited block 73, thimble /V inner cavity
731、
Inclined guide pillar 80,
Side take out component 90, the first sliding block 91, the second sliding block 92,
Pad component 100, upper cushion block 110, lower cushion block 120,
Deduction 200,
Compression spring 300,
Big guide post 400,
Inside contract fixed seat 500,
Guiding rail 600,
Guide pad 700,
Shaped article x,
Specific embodiment
To make the purpose, technical scheme and advantage of embodiment of the present invention clearer, implement below in conjunction with the present invention
The technical solution in embodiment of the present invention is clearly and completely described in attached drawing in mode, it is clear that described reality
The mode of applying is the embodiment of a part of embodiment of the present invention rather than whole.Based on the embodiment in the present invention, ability
The every other embodiment that domain those of ordinary skill is obtained without creative efforts, belongs to the present invention
The scope of protection.Therefore, below the detailed description of the embodiments of the present invention to providing in the accompanying drawings be not intended to limit will
The scope of the present invention of protection is sought, but is merely representative of the selected embodiment of the present invention.Based on the embodiment in the present invention,
The every other embodiment that those of ordinary skill in the art are obtained without creative efforts belongs to this
Invent the scope of protection.
In the description of the present invention, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", " on ", " under ", "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer ", " up time
The orientation or position relationship of the instructions such as pin ", " counterclockwise " are based on orientation shown in the drawings or position relationship, are for only for ease of
The description present invention and simplified description rather than instruction imply that signified equipment or element must be with specific orientation, Yi Te
Fixed azimuth configuration and operation, therefore be not considered as limiting the invention.
In addition, term " first ", " second " are only used for description purpose, and it is not intended that instruction or hint relative importance
Or the implicit quantity for indicating indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more this feature.In the description of the present invention, " multiple " are meant that two or more,
Unless otherwise specifically defined.
In the present invention, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " fixation " etc.
Term should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected or integral；Can be that machinery connects
It connects or is electrically connected；It can be directly connected, can also be indirectly connected by intermediary, can be in two elements
The connection in portion or the interaction relationship of two elements.It for the ordinary skill in the art, can be according to specific feelings
Condition understands the concrete meaning of above-mentioned term in the present invention.
In the present invention, unless otherwise clearly defined and limited, fisrt feature second feature it " on " or it " under "
It can be contacted directly including the first and second features, it is not to contact directly but pass through it that can also include the first and second features
Between other characterisation contact.Moreover, fisrt feature second feature " on ", " top " and " above " to include first special
Sign is directly over second feature and oblique upper or is merely representative of fisrt feature level height higher than second feature.Fisrt feature exists
Second feature " under ", " lower section " and " following " include fisrt feature immediately below second feature and obliquely downward or be merely representative of
Fisrt feature level height is less than second feature.
It please refers to Fig.1 to Fig. 8, in embodiment, one kind can stablize realization and inside contract core pulling, be fixed including upper mold seat 10, shaping
Block 20, molding assembly 30 inside contract component 40, fixed plate 50, die holder 60, the inclined guide pillar 80, two of ejector pin component 70, two side
Take out component 90 and two pad components 100；The upper mold seat 10, pad component 100, fixed plate 50 and the die holder 60 by
It is set gradually under；It is further connected between the die holder 60 and the fixed plate 50 by deduction 200.
Further, compression spring 300 is further provided between the die holder 60 and the fixed plate 50；The pressure
Contracting spring 300 is in compressive state in molding, for coordinating the deduction 200 by 50 bullet of the die holder 60 and the fixed plate
It opens to ensure that its elastic force enough separates the die holder 60 and the fixed plate 50.The die holder 60 and the fixed plate
/V guide post is provided between 50, die holder 60 and the moving platen, which can be effectively ensured, using such structure is pulling open to one
Coordinate deduction 200 after set a distance by its stop spacing.
The mold corner is each provided with one through the upper mold seat 10 and the big guide post 400 of the die holder 60, four institutes
Big guide post 400 is stated for being oriented to the activity of various components；Pass through between the upper mold seat 10 and the pad component 100
/V guide post is attached；The fixed plate 50 is attached with the pad component 100 by /V guide post, specifically, institute
Stating pad component 100 includes the upper cushion block 110 being mutually fixedly connected and lower cushion block 120, the upper cushion block 110 and the upper mold seat 10
It is attached to limit the range of the upper mold seat 10, the lower cushion block 120 and the fixed plate 50 by /V guide post
Between be attached by /V guide post.
It please refers to Fig.2 to Fig. 3, in embodiment, 10 following table of upper mold seat is inward-facing to be fixedly installed the shaping and fix
Block 20, the 20 top protrusion of shaping fixed block sets a positioning region 21 to ensure the firm fixation of shaping fixed block 20, described
10 lower surface of upper mold seat offers the fixing groove being adapted with the shaping fixed block 20, and 20 lower surface of the shaping fixed block is opened
It is used to play the molding assembly 30 positioning before parting equipped with the locating slot being adapted with 30 upper surface of molding assembly
Effect；The 10 lower section both sides of upper mold seat are provided with the pad component 100；Gap between two pad components 100
It is provided with the molding assembly 30 and component 90 is taken out in the side；20 lower section of shaping fixed block is provided with the molding assembly
30, the direction both sides of the molding assembly 30 along parting are fixedly installed the side and take out component 90 respectively；The inclined guide pillar 80 1
End is fixed in the upper mold seat 10, and the other end tilts through the side pumping component 90 and extends in the fixed plate 50.
Further, the molding assembly 30 includes the first forming part 31 and the second forming part 32 of left and right settings；It is described
First forming part 31 and the second forming part 32 form a forming cavity in cap shape；The molding assembly 30 include at least one into
Cavity is to realize disposable plastic multiple products；It is provided in the forming cavity and inside contracts component 40；30 He of molding assembly
The component 40 that inside contracts is for shaped article x；
Specifically, the molding assembly 30 includes two forming cavities；Described two forming cavities edges are perpendicular with parting direction
Direction be arranged side by side；The i.e. described component 40 and the quantity of the ejector pin component 70 of inside contracting also is two.
Using such parting component can effectively for the plastic product quantity of actual size reasonable arrangement of product,
Production efficiency is greatly improved, reduces the wasting of resources；The disposal molding in clamping process is once molded can be effectively realized simultaneously
Multiple workpiece, and the cooperation taken out component by side and be molded fixed block combines the structure for inside contracting component, realizes compact overall structure
Miniaturization, can the multiple slender types of rapid shaping and the workpiece with interior fastener, the global formation efficiency of mold is effectively ensured
Please refer to Fig.2, Fig. 5 to Fig. 6, in embodiment, it is described inside contract component 40 include inside contract guide pad 41, inside contract part 42,
Slide guide fixed plate 43 and support plate 44；41 entirety of guide pad that inside contracts is in bullet shaped；41 lower end of guide pad that inside contracts passes through
The support plate 44 is fixedly connected with the die holder 60；The part 42 that inside contracts inside contracts block 421 including several；Described inside contract is led
Several, which are circumferentially offered, to 41 peripheral wall of block inside contracts 421 matched guide runner 411 of block with described；411 edge of guide runner
It is described to inside contract the setting of 41 length direction of guide pad；Described inside contract offers several catching grooves for shaped article on 421 outer wall of block
The interior buckle 4213 of x, when product, there are can not be by the way that directly above lower open die is demoulded, after first inside contracting during interior buckle 4213
The mode of die sinking can effectively solve the problems, such as this, while interior institute's guide pad 700 and interior can be adjusted according to specific product size
The caliber size of contracting part 42 is to meet the shaping of the workpiece of the lid part of various different sizes.
Limiting section 412 is further provided in the guide runner 411 and is done with inside contracting block 421 described in realization along the guide runner
Movement on 411 length directions；Specifically, the guide runner 411 is upward by the 41 central axial foreign side of guide pad that inside contracts
Width becomes larger or changes from small to big again from large to small to become smaller to form the limiting section 412 again, i.e., described limiting section 412 can be convex
Go out strip and be alternatively strip groove shape.Can effectively be realized using the structure of limiting section 412 will inside contract the vertical fortune of guide pad 41
Turn turns to the movement that inside contracts inside contracted in 421 horizontal direction of block, and simple in structure, function is easy.
The support plate 44 is arranged at described inside contract below part 42；The block 421 that inside contracts includes forming part 4212 and level
Sliding part 4211, it is whole L-shaped；The die holder 60 drive it is described when inside contracting guide pad 41 and moving downward, it is described horizontal to slide
Portion 4211 done in 44 upper surface of support plate to inside contract 41 central axes of guide pad it is close inside contract movement, the forming part 4212
Done under the drive of the limiting section 412 to inside contract 41 central axes of guide pad it is close inside contract movement, with realize to shaped article x
The demoulding.
The component that inside contracts further comprises slide guide fixed plate 43；The slide guide fixed plate 43 is arranged at the support plate 44
Top；43 lower surface of slide guide fixed plate offers guide groove that several are adapted with the horizontal sliding part 4211 with reality
Now to the guiding role of the horizontal sliding part 4211.The slide guide fixed plate 43 further offers several locating slots；Institute
State that 44 upper surface of support plate is provided with locating pieces 441 that several are adapted with the fixing groove and the slide guide fixed plate 43 is solid
Fixed connection.
One, which is further fixedly installed, on the die holder 60 inside contracts fixed seat 500；Described inside contract is provided in fixed seat 500
For the fixed hole for inside contracting guide pad 41 and passing through, 500 lower end of fixed seat that inside contracts is provided with a flange further out
With realize with the limiting card for inside contracting the lower section of fixed seat 500 and.
It is whole can effectively realize to drive in the die holder 60 using such structure described inside contract guide pad 41 and transport downwards
When dynamic, the horizontal sliding part 4211 done in 44 upper surface of support plate to inside contract 41 central axes of guide pad it is close inside contract fortune
It is dynamic, the forming part 4212 done under the drive of the limiting section 412 to inside contract 41 central axes of guide pad it is close inside contract movement,
To realize the demoulding to the slender type workpiece that buckle is additionally provided in shaped article x such as pen container, bottle cap and other items and inner cover, solve
Traditional approach can not have the slender type workpiece of buckle inside rapid shaping, and compact overall structure is ingenious.
It please refers to Fig.2 to Fig. 3, in embodiment, in embodiment, the inclined guide pillar 80 is close to the one side of the molding assembly 30
90 inner wall of component is taken out with the side to fit, component is taken out in one side of the inclined guide pillar 80 away from the molding assembly 30 with the side
90 inner walls keep certain interval to set, and to realize that the delay of the molding assembly 30 separates, the inclined guide pillar 80 is with the upper mold
When seat 10 is moved upwards and is bonded with side pumping 90 inner wall of component away from the molding assembly 30, the shaping fixed block
20 is completely separable with the molding assembly 30；Component 90 is taken out respectively in the guiding movement of two inclined guide pillars 80 in two sides
The lower parting that can be achieved to first forming part 31 and second forming part 32.
If inclined via-hole of the inclined guide pillar 80 completely with the molding assembly 30 is adapted, driven into upper mold seat 10
When type fixed block 20 and inclined guide pillar 80 move upwards, inclined guide pillar 80 can at once by the position on vertical direction be converted into it is described into
Parting in 30 horizontal direction of type component, at this moment since shaping fixed block 20 does not leave molding assembly 30 also completely, it is easy to make
Molding assembly 30 collides in parting with the shaping fixed block 20, therefore between being left between inclined guide pillar 80 and molding assembly 30
The design of gap can effectively realize the delay separation of molding assembly 30, ensure the shaping fixed block 20 and the molding assembly 30
The molding assembly 30 is just driven to carry out parting movement, smart structural design, you can molding assembly is effectively ensured after completely separable
30 strong fix, while overcome drawback caused by formed fastener.
Specifically, the distance values defined between the inclined guide pillar 80 and side pumping 90 inner wall of component are d, the wherein scope of d is
The setting distance of 1cm~3cm, wherein d are more than or equal to the height of the shaping 20 lower surface limiting slot of fixed block to ensure to be molded
Work is twitched in ability starting side after fixed block 20 leaves the molding assembly 30.
Further, component 90 is taken out in the side includes the first sliding block 91 and the second sliding block 92；First sliding block 91 and institute
Molding assembly 30 is stated to be fixedly connected；The inclined via-hole being adapted with the inclined guide pillar 80 is offered on first sliding block 91；Institute
It states the second sliding block 92 and is arranged at 91 outside of the first sliding block；Second sliding block 92 is fixedly connected with the upper mold seat 10.Institute
It states the surface that the first sliding block 91 fits with second sliding block 92 and tilts and be equipped with；First sliding block, 91 side tilts
Direction is consistent with the inclined direction of the corresponding inclined guide pillar 80.It can effectively realize that the first sliding block 91 exists using such structure
The second sliding block 92 can realize it effect of guiding and /V during side is taken out, and ensure the slip that the first sliding block 91 is stablized.
In addition, in order to ensure the Stable sliding of first sliding block 91, the side is taken out component 90 and is set further below
It is equipped with a guiding rail 600 being fixed in the fixed plate 50；It takes out component 90 and may be implemented in the guiding rail 600 in the side
On slip.Both sides of first sliding block 91 on parting direction are further provided with guide pad 700.
An oval limiting through hole passed through for the inclined guide pillar 80 is offered on the guiding rail 600；The oval limit
Position through hole can realize the /V to maximum shift motion on 80 vertical direction of inclined guide pillar, cooperation upper mold seat 10 and pad component 100
Between /V guide post realize first be you act on.
It please refers to Fig.4 and Fig. 7, in embodiment, the ejector pin component 70 includes thimble 71, support spring 72, thimble /V
Block 73；The thimble limited block 73 is fixed in the die holder 60；One is offered for described on the thimble limited block 73
Thimble 71 and support spring 72 do the activity blind hole moved on vertical direction；72 upper end of support spring and the thimble 71
Lower face is fixedly connected, and the other end is in contact with the activity blind hole lower surface；In the thimble limited block 73 and positioned at described
72 top of support spring is further provided with a thimble /V inner cavity 731 being connected with the activity blind hole, the thimble 71
It is set through the thimble /V inner cavity 731；A movable limiting section 711 is further provided on the thimble 71；The activity
Limiting section 711 may be implemented in the vertical activity in the thimble /V inner cavity 731 and can not be by the activity blind hole；Molding
When, the support spring 72 is in compressive state, and the thimble 71 sequentially passes through institute along the length direction for inside contracting guide pad 41
It states thimble limited block 73, die holder 60, fixed plate 50 and inside contracts guide pad 41 and be finally in contact with shaping workpiece inner surface top,
During die sinking, the support spring 72 be continuously in rebound state with realize the thimble 71 it is described inside contract after component inside contracts into
The support of type workpiece is fixed.
Since the mold needs to realize the demoulding by inside contracting component 40, inside contracting 40 lower section of component can not be by common
71 plate of thimble cooperation thimble 71 is ejected or supported to product, and if not giving mono- upward support force of shaped article x
Words, shaped article x can be not easy to take out, therefore adopt with inside contracting component 40 and move to lead to not demould in correct position downwardly together
It can effectively be realized with the structure of ejector pin component 70 when die holder 60 drives thimble limited block 73 to move down together, utilize branch
It supports free state of 72 one end of spring in the activity blind hole and compressive state in molding realizes the highest of thimble 71
Point, which remains stationary as, is always positioned at the top of shaped article x inner walls to realize the support to shaped article x, for conveniently taking after die sinking
Go out, while using the mode of movable limiting section 711 /V of the thimble 71 in the vertical direction is effectively controlled to move, structure letter
Single, function is easy.
Complete operation is as follows：After mold clamping, pour in building body injection moulding component 30 and by with inside contracting component 40
Cooperation by lid product and product fastening part be molded；After mold die sinking, the cooperation of deduction 200 compression spring 300 first will
Die holder 60 and fixed plate 50 flick carry out parting, and die holder 60 is moved downward with guide pad 41 is inside contracted, due to guide runner 411
With the effect of limiting section 412, horizontal sliding part 4211 does in 44 upper surface of support plate and leans on to inside contracting 41 central axes of guide pad
It is near to inside contract movement, forming part 4212 done under the drive of limiting section 412 to inside contract 41 central axes of guide pad it is close inside contract fortune
It is dynamic, it inside contracts guide pad 41 and moves to 411 least significant end of guide runner, inside contract guide pad 41 with inside contracting part 42, slide guide fixed plate 43, branch
Fagging 44 and fixed plate 50 move downwardly together, complete the global formation of workpiece and inside contract core pulling work；Meanwhile in die holder 60
When flicking progress parting with fixed plate 50, die holder 60 is also moved downward with thimble limited block 73, and support spring 72 begins at this time
In rebound state, its length constantly extends to realize that thimble 71 supports shaped article x always eventually；After completion inside contracts core pulling, on
Die holder 10 is moved upwards with inclined guide pillar 80, and since inclined guide pillar 80 and side are taken out the spacing between component 90 and set, upper mold seat 10 is only
It first moves upwards first to realize the separation for being molded fixed block 20 and molding assembly 30 with shaping fixed block 20, when inclined guide pillar 80 touches
It is after 90s that component is taken out to side, and inclined guide pillar 80, which starts two the first sliding blocks 91 is driven to do side pumped to both sides, to be moved to realize to molding assembly
30 parting；Finally since the support force of thimble 71, manipulator or worker can very easily just can remove shaped article x.
The foregoing is merely the preferred embodiment of the present invention, are not intended to limit the invention, for this field
For technical staff, the invention may be variously modified and varied.Within the spirit and principles of the invention, that is made is any
Modification, equivalent substitution, improvement etc., should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of stablize the mold realized and inside contract core pulling, it is characterised in that：Including upper mold seat, shaping fixed block, molding assembly,
Inside contract component, fixed plate, die holder, ejector pin component, two inclined guide pillars, two sides pumping components and two pad components；On described
Die holder, pad component, fixed plate and the die holder are from top to bottom set gradually, between the die holder and the fixed plate into
One step is connected by deduction；
The upper mold seat following table is inward-facing to be fixedly installed the shaping fixed block, and the shaping fixed block is used for the shaping
Component plays the positioning action before parting；Both sides are provided with the pad component, two cushion block groups below the upper mold seat
Gap between part is provided with the molding assembly and component is taken out in the side；The shaping is provided with below the shaping fixed block
Component, the direction both sides of the molding assembly along parting are fixedly installed the side and take out component respectively；Described inclined guide pillar one end is consolidated
Due in the upper mold seat, the other end tilts through the side pumping component and extends in the fixed plate；
The molding assembly includes the first forming part and the second forming part of left and right settings, first forming part and the second shaping
Portion formed one be in cap shape forming cavity, be provided in the forming cavity and inside contract component, the molding assembly and described inside contract group
Part is used for shaped article；
The component that inside contracts includes inside contracting guide pad, inside contracting part, slide guide fixed plate and support plate；The guide pad that inside contracts is in integrally
Bullet shaped, the guide pad lower end that inside contracts are fixedly connected through the support plate with the die holder；If the part that inside contracts includes
Dry inside contracts block, it is described inside contract guide pad peripheral wall and circumferentially offer several inside contract the matched guide runner of block, institute with described
It states guide runner and the setting of guide pad length direction is inside contracted described in；Described inside contract offers several catching grooves for being molded on block outer wall
The interior buckle of product；Limiting section is further provided in the guide runner and described inside contract block to realize and does along the slide guide slot length
Movement on direction；The support plate is inside contracted described in being arranged at below part, and the block that inside contracts includes forming part and horizontal sliding part,
It is whole L-shaped；The die holder drive described in when inside contracting guide pad and moving downward, the horizontal sliding part is in the support plate
Surface do to inside contract guide pad central axes it is close inside contract movement, the forming part is done under the drive of the limiting section to inside contracting
Guide pad central axes it is close inside contract movement, to realize the demoulding to shaped article；
The inclined guide pillar takes out component inner wall with the side close to the one side of the molding assembly and fits, and the inclined guide pillar is away from institute
It states the one side of molding assembly and the side to take out component inner wall and certain interval is kept to set, the inclined guide pillar is upward with the upper mold seat
When moving and being bonded with the side pumping component inner wall away from the molding assembly, the shaping fixed block and the molding assembly
It is completely separable；It takes out component and can be achieved to be molded to described first under the guiding movement of two inclined guide pillars respectively in two sides
Portion and the parting of second forming part；
The ejector pin component includes thimble, support spring, thimble limited block；The thimble limited block is fixed on the die holder
In, one is offered on the thimble limited block, the activity blind hole moved on vertical direction is done for the thimble and support spring；
The support spring upper end is fixedly connected with the thimble lower face, and the other end is in contact with the activity blind hole lower surface；Institute
It states in thimble limited block and is further provided with a thimble being connected with the activity blind hole above the support spring
/V inner cavity, the thimble are set through the thimble /V inner cavity；A movable limiting section is further provided on the thimble,
The activity limiting section may be implemented in the vertical activity of intracavitary in the thimble /V and can not be by the activity blind hole；Molding
When, the support spring is in compressive state, and the length direction that the thimble inside contracts guide pad described in sequentially passes through the thimble
It limited block, die holder, fixed plate and inside contracts guide pad and is finally in contact with shaping workpiece inner surface top, during die sinking, the branch
Support spring is continuously in rebound state to realize that the thimble fixes the support of shaping workpiece after component inside contracts in described inside contract.
2. according to claim 1 stablize the mold realized and inside contract core pulling, it is characterised in that：Component is taken out in the side to be included
First sliding block and the second sliding block；First sliding block is fixedly connected with the molding assembly；Offered on first sliding block with
The inclined via-hole that the inclined guide pillar is adapted；Second sliding block is arranged on the outside of first sliding block；Second sliding block with
The upper mold seat is fixedly connected.
3. according to claim 2 stablize the mold realized and inside contract core pulling, it is characterised in that：First sliding block and institute
It states the surface that the second sliding block fits and tilts and be equipped with；The first sliding block side inclined direction described is tiltedly led with corresponding
The inclined direction of column is consistent.
4. according to claim 1 stablize the mold realized and inside contract core pulling, it is characterised in that：It takes out below component the side
It is further provided with a guiding rail being fixed in the fixed plate；It takes out component and may be implemented on the guiding rail in the side
Slip.
5. according to claim 4 stablize the mold realized and inside contract core pulling, it is characterised in that：It is opened on the guiding rail
The oval limiting through hole passed through equipped with one for the inclined guide pillar；The ellipse limiting through hole can be realized to inclined guide pillar vertical shift row
The /V of journey.
6. according to claim 1 stablize the mold realized and inside contract core pulling, it is characterised in that：The guide runner is by described
It inside contracts the upward width of the central axial foreign side of guide pad and becomes larger or change from small to big again from large to small and become smaller to form the limit again
Position portion.
7. according to claim 6 stablize the mold realized and inside contract core pulling, it is characterised in that：The component that inside contracts is into one
Step includes slide guide fixed plate；The slide guide fixed plate is arranged above the support plate；The slide guide fixed plate lower surface opens up
There is the guide groove that several are adapted with the horizontal sliding part to realize the guiding role to the horizontal sliding part.
8. mold according to claim 7, it is characterised in that：The slide guide fixed plate further offers several positioning
Slot；The support plate upper surface is provided with several and is fixed with the locating piece that the locating slot is adapted and the slide guide fixed plate
Connection.
9. according to claim 1 stablize the mold realized and inside contract core pulling, it is characterised in that：The die holder enterprising one
Step is fixedly installed one and inside contracts fixed seat；It is described inside contract be provided in fixed seat confession described in inside contract the fixed hole that guide pad passes through,
It is described inside contract fixed seat lower end be provided with a flange further out with realize with the limiting card inside contracted below fixed seat and.
10. according to claim 1 stablize the mold realized and inside contract core pulling, it is characterised in that：The die holder and institute
It states and compression spring is further provided between fixed plate；The compression spring is in compressive state in molding, described for coordinating
Deduction flicks the die holder and the fixed plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711335266.1A CN108115896A (en) | 2017-12-06 | 2017-12-06 | It is a kind of to stablize the mold realized and inside contract core pulling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711335266.1A CN108115896A (en) | 2017-12-06 | 2017-12-06 | It is a kind of to stablize the mold realized and inside contract core pulling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108115896A true CN108115896A (en) | 2018-06-05 |
Family
ID=62229911
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711335266.1A Withdrawn CN108115896A (en) | 2017-12-06 | 2017-12-06 | It is a kind of to stablize the mold realized and inside contract core pulling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108115896A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108673845A (en) * | 2018-06-23 | 2018-10-19 | 东莞市誉鑫塑胶模具有限公司 | Compression apparatus in a kind of plain type mold |
| CN108819108A (en) * | 2018-06-23 | 2018-11-16 | 东莞市誉鑫塑胶模具有限公司 | A kind of mold with compression apparatus in plain type |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JPH07100869A (en) * | 1993-10-05 | 1995-04-18 | Sanyo Electric Co Ltd | Injection molds |
| CN202965078U (en) * | 2012-12-04 | 2013-06-05 | 成都航天模塑股份有限公司 | Double-material injection mold |
| CN203331341U (en) * | 2013-06-20 | 2013-12-11 | 武汉三环富兰特模具有限公司 | Sliding block flicking needle structure of automobile die |
| CN206501378U (en) * | 2017-01-04 | 2017-09-19 | 慈溪市雅致模具有限公司 | Upper plastic cover injection mold and its inside contract pulled core structure |
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2017
- 2017-12-06 CN CN201711335266.1A patent/CN108115896A/en not_active Withdrawn
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07100869A (en) * | 1993-10-05 | 1995-04-18 | Sanyo Electric Co Ltd | Injection molds |
| CN202965078U (en) * | 2012-12-04 | 2013-06-05 | 成都航天模塑股份有限公司 | Double-material injection mold |
| CN203331341U (en) * | 2013-06-20 | 2013-12-11 | 武汉三环富兰特模具有限公司 | Sliding block flicking needle structure of automobile die |
| CN206501378U (en) * | 2017-01-04 | 2017-09-19 | 慈溪市雅致模具有限公司 | Upper plastic cover injection mold and its inside contract pulled core structure |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108673845A (en) * | 2018-06-23 | 2018-10-19 | 东莞市誉鑫塑胶模具有限公司 | Compression apparatus in a kind of plain type mold |
| CN108819108A (en) * | 2018-06-23 | 2018-11-16 | 东莞市誉鑫塑胶模具有限公司 | A kind of mold with compression apparatus in plain type |
| CN108819108B (en) * | 2018-06-23 | 2024-02-20 | 东莞市誉鑫塑胶模具有限公司 | Mould with plain type device of shrinking in |
| CN108673845B (en) * | 2018-06-23 | 2024-02-27 | 东莞市誉鑫塑胶模具有限公司 | Simple mold shrinking device |
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Application publication date: 20180605 |