CN108032491A - A kind of shaping efficiency it is high inside contract core-pulling die - Google Patents

A kind of shaping efficiency it is high inside contract core-pulling die Download PDF

Info

Publication number
CN108032491A
CN108032491A CN201711334795.XA CN201711334795A CN108032491A CN 108032491 A CN108032491 A CN 108032491A CN 201711334795 A CN201711334795 A CN 201711334795A CN 108032491 A CN108032491 A CN 108032491A
Authority
CN
China
Prior art keywords
contract
component
shaping
guide
thimble
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.)
Withdrawn
Application number
CN201711334795.XA
Other languages
Chinese (zh)
Inventor
熊新
翟豪瑞
于学华
王玮玲
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Yangcheng Institute of Technology
Yancheng Institute of Technology
Original Assignee
Yangcheng Institute of Technology
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Yangcheng Institute of Technology filed Critical Yangcheng Institute of Technology
Priority to CN201711334795.XA priority Critical patent/CN108032491A/en
Publication of CN108032491A publication Critical patent/CN108032491A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17Component parts, details or accessories; Auxiliary operations
    • B29C45/26Moulds
    • B29C45/33Moulds having transversely, e.g. radially, movable mould parts
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17Component parts, details or accessories; Auxiliary operations
    • B29C45/26Moulds
    • B29C45/33Moulds having transversely, e.g. radially, movable mould parts
    • B29C45/332Mountings or guides therefor; Drives therefor
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17Component parts, details or accessories; Auxiliary operations
    • B29C45/40Removing or ejecting moulded articles
    • B29C45/4005Ejector constructions; Ejector operating mechanisms
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17Component parts, details or accessories; Auxiliary operations
    • B29C45/40Removing or ejecting moulded articles
    • B29C45/4005Ejector constructions; Ejector operating mechanisms
    • B29C45/401Ejector pin constructions or mountings
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29LINDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00Other particular articles
    • B29L2031/56Stoppers or lids for bottles, jars, or the like, e.g. closures

Abstract

The present invention provides a kind of shaping efficiency it is high inside contract core-pulling die, be 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 used 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 is fixed in the support inside contracted after component inside contracts to shaping workpiece.Core-pulling die structure is simple for a kind of shaping efficiency high inside contracting of the present invention, can the multiple workpiece with internal buckle of disposal molding, shaping efficiency is high.

Description

A kind of shaping efficiency it is high inside contract core-pulling die
Technical field
The present invention relates to die apparatus technical field, in particular to a kind of shaping efficiency it is high inside contract core-pulling die.
Background technology
Mould, in industrial production being molded, being blow molded, extruding, die casting or the methods of forging forming, smelting, punching press obtain The various moulds and instrument of required product.In brief, mould is the instrument for formed article, and this instrument is by various parts Form, different moulds 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 pen cover, 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 to 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, together When, how to ensure the problem of shaping efficiency of mould and shaping quantity are also one very big in the case of complicated.
The content of the invention
The present invention provides a kind of simple in structure firm, can effectively be molded the workpiece with internal buckle and can disposal molding it is multiple The shaping efficiency of workpiece it is high inside contract core-pulling die, it is intended to improve existing shaping efficiency it is high inside contract core-pulling die structure complexity And the technical problem that shaping efficiency is low.
What the present invention was realized in:
A kind of shaping efficiency it is high inside contract core-pulling die, 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 that left and right is set, first forming part and second Forming part forms a forming cavity for being in pen cover shape, is provided with the forming cavity and inside contracts 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 to 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 perisporium and circumferentially offer several inside contract the matched slide guide of block with described Groove, 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 with 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 below part described in being arranged at, and the block that inside contracts includes forming part and level Sliding part, overall 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 side of the molding assembly and fits, and the inclined guide pillar is remote The holding certain interval setting of component inner wall is taken out in side from the molding assembly with the side, and the inclined guide pillar is with the upper mold seat When moving and being bonded with the side pumping component inner wall away from the molding assembly upwards, the shaping fixed block and the shaping Component is completely separable;Take 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 is used for realization the supporting role to shaped article after die sinking.
As a further improvement, the molding assembly includes at least a forming cavity.
As a further improvement, the molding assembly includes two forming cavities;Described two forming cavities edges and parting direction Perpendicular direction is arranged side by side.
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.First sliding block with it is described The surface that second sliding block fits, which tilts, to be equipped with;The first sliding block side incline direction and the corresponding inclined guide pillar Incline direction it is consistent.
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, 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 diminish again to form the limiting section.
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 with 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, the ejector pin component includes thimble, support spring, thimble limited block;The thimble is spacing Block is fixed in the die holder, and offer one on the thimble limited block does vertical direction for the thimble and support spring The activity blind hole of upper movement;The support spring upper end is fixedly connected with the thimble lower face, and the other end and the activity are blind Hole lower surface is in contact;One and the activity are further provided with the thimble limited block and above the support spring The spacing inner cavity of thimble that blind hole is connected, the thimble are set through the spacing inner cavity of the thimble;Further set on the thimble A movable limiting section is equipped with, the activity limiting section may be implemented in the vertical activity of the spacing interior intracavitary of the thimble and can not pass through The activity blind hole;During molding, the support spring is in compressive state, and the thimble inside contracts the length direction of guide pad described in Sequentially pass through the thimble limited block, die holder, fixed plate and inside contract guide pad and finally connect with shaping workpiece inner surface top Touch, during die sinking, the support spring be continuously in rebound state with realize the thimble it is described inside contract after component inside contracts into The support of type workpiece is fixed.
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-track 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 fixing groove is adapted with the slide guide fixed plate.
The beneficial effects of the invention are as follows:
Inside contract core-pulling die 1. a kind of shaping efficiency of the present invention is high and can effectively realize one in clamping process is once molded Secondary property is molded multiple workpiece, and the cooperation taken out component by side and be molded fixed block combines the structure for inside contracting component, realizes overall Compact-sized miniaturization, can the multiple slender types of rapid shaping and the workpiece with interior fastener, the global formation of mould is effectively ensured Efficiency.
2. a kind of shaping efficiency of the present invention it is high inside contract core-pulling die 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, Effectively realized after inside contracting guide pad and moving downward and inside contract 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.
Inside contracted 3. a kind of shaping efficiency of the present invention is high in core-pulling die since the mould is needed by inside contracting component come real Now demould, it is inside contracted 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 just with inside contracting component and moving downwardly together The true position demoulding is not easy to take out, therefore uses the structure of ejector pin component effectively to realize when die holder drives thimble limited block one Rise when down moving, using free state of the support spring one end in the activity blind hole and the compressive state in molding come Realize that the peak of thimble remains stationary as the top for being always positioned at shaped article inner wall to realize the support to shaped article, for opening Convenient taking-up after mould, while effectively control the spacing shifting of the thimble in the vertical direction using the mode of movable limiting section 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. a kind of shaping efficiency of the present invention it is high inside contract in core-pulling die 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 collided 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 high core-pulling die that inside contracts of shaping efficiency of the present invention can not be by common ejector retainner plate cooperation thimble to production 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 down to move 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 for the convenient taking-up after die sinking, while utilizes the side of movable limiting section to realize the support to shaped article Formula effectively controls the spacing movement of the thimble in the vertical direction, and simple in structure, function is easy.
Brief description of the drawings
, 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 will be appreciated that the following drawings illustrate only certain embodiments of the present invention, therefore be not to be seen as It is the restriction to scope, 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 is a kind of high structure diagram for inside contracting core-pulling die of shaping efficiency of the present invention;
Fig. 2 is a kind of high internal structure schematic diagram for inside contracting core-pulling die of shaping efficiency of the present invention;
Fig. 3 is a kind of high internal structure schematic diagram for inside contracting core-pulling die of shaping efficiency of the present invention;
Fig. 4 is the knot a kind of shaping efficiency high inside contracting of the present invention inside contracts component and ejector pin component cooperation in core-pulling die when Structure schematic diagram;
Fig. 5 be a kind of shaping efficiency of the present invention it is high inside contract the structure diagram that component is inside contracted in core-pulling die;
Fig. 6 be a kind of shaping efficiency of the present invention it is high inside contract the structure diagram that component is inside contracted in core-pulling die;
Fig. 7 is a kind of high structure diagram for inside contracting ejector pin component in core-pulling die of shaping efficiency of the present invention;
Fig. 8 is a kind of high structure diagram for inside contracting die holder in core-pulling die of shaping efficiency of the present invention.
Main element symbol description
Upper mold seat 10
Be molded fixed block 20, location division 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, the spacing inner cavity of thimble 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,
Embodiment
To make the purpose, technical scheme and advantage of embodiment of the present invention clearer, implement below in conjunction with the present invention Attached drawing in mode, is clearly and completely described the technical solution in embodiment of the present invention, it is clear that described reality The mode of applying is a part of embodiment of the present invention, rather than whole embodiments.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 instruction such as pin ", " counterclockwise " are based on orientation shown in the drawings or position relationship, are for only for ease of Description is of the invention to be described with simplified, rather than the equipment or element of instruction or hint meaning 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.Thus, define " first ", 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 fixedly connected or be detachably connected, or integrally;Can be that machinery connects Connect or be 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.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 " Can directly it be contacted including the first and second features, it is not directly to contact 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 and is higher than second feature.Fisrt feature exists Second feature " under ", " lower section " and " following " fisrt feature that includes are immediately below second feature and obliquely downward, or be merely representative of Fisrt feature level height is less than second feature.
Please refer to Fig.1 to Fig. 8, in embodiment, one kind can stablize realization and inside contract core pulling, including upper mold seat 10, shaping are fixed 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 Set gradually under;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 Open 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 Spacing 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 mould 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 The activity that big guide post 400 is used for various components is stated to be oriented to;Pass through between the upper mold seat 10 and the pad component 100 Spacing guide post is attached;The fixed plate 50 is attached with the pad component 100 by spacing guide post, specifically, institute State upper cushion block 110 and lower cushion block 120 that pad component 100 includes mutually being fixedly connected, the upper cushion block 110 and the upper mold seat 10 It is attached by spacing guide post to limit the range of the upper mold seat 10, the lower cushion block 120 and the fixed plate 50 Between be attached by spacing guide post.
Please refer 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 location division 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 20,20 lower surface of the shaping fixed block The locating slot being adapted with 30 upper surface of molding assembly is offered for determining before parting is played to the molding assembly 30 Position effect;The 10 lower section both sides of upper mold seat are provided with the pad component 100;Sky between two pad components 100 Gap 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 that left and right is set;It is described First forming part 31 and the second forming part 32 form a forming cavity for being in pen cover shape;The molding assembly 30 include at least one into Cavity is to realize disposable plastic multiple products;It is provided with the forming cavity and inside contracts component 40;30 He of molding assembly The component 40 that inside contracts is used 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 at the same time 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 mould 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;The entirety of guide pad 41 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 perisporium of block inside contracts the matched guide runner 411 of block 421 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 and is used 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 with 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 diminish 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 overall 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 shaping The demoulding of product x.
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-track 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 with 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 integrally can effectively realize that inside contracting guide pad 41 described in being driven in the die holder 60 transports downwards using such structure 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 with 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.
Please refer to Fig.2 to Fig. 3, in embodiment, in embodiment, the inclined guide pillar 80 is close to the side of the molding assembly 30 90 inner wall of component is taken out with the side to fit, component is taken out in 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 and is bonded with side pumping 90 inner wall of component away from the molding assembly 30 upwards, 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 for being molded 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 State the second sliding block 92 and be arranged at the outside of the first sliding block 91;Second sliding block 92 is fixedly connected with the upper mold seat 10.Institute State the surface that the first sliding block 91 fits with second sliding block 92 and tilt and be equipped with;First sliding block, 91 side tilts Direction is consistent with the incline 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 slip for being oriented to and stablizing with spacing effect, the first sliding block 91 of guarantee during side is taken out.
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;Take 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 spacing, cooperation upper mold seat 10 and the pad component 100 to maximum shift motion on 80 vertical direction of inclined guide pillar Between spacing guide post realize first be you act on.
Please refer to Fig.4 and Fig. 7, in embodiment, the ejector pin component 70 includes thimble 71, and support spring 72, thimble are spacing 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 The top of support spring 72 is further provided with a spacing inner cavity 731 of the thimble being connected with the activity blind hole, the thimble 71 Set through the spacing inner cavity 731 of the thimble;A movable limiting section 711 is further provided with the thimble 71;The activity Limiting section 711 may be implemented in the vertical activity in the spacing inner cavity 731 of the thimble 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 State thimble limited block 73, die holder 60, fixed plate 50 and inside contract 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 mould needs to realize the demoulding by inside contracting component 40, it inside contracts the lower section of component 40 can not be by common 71 plate of thimble coordinates thimble 71 to eject or support 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 down to move together, utilize branch Support 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 remains stationary as the top for being always positioned at shaped article x inner walls to realize the support to shaped article x, for conveniently taking after die sinking Go out, while the spacing movement of 71 in the vertical direction of thimble, structure letter are effectively controlled using the mode of movable limiting section 711 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 mould die sinking, deduction 200 coordinates compression spring 300 will first 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, inside contract guide pad 41 and move 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 are moved downwardly together, are completed the global formation of workpiece and are inside contracted 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 is constantly extended to realize that thimble 71 supports shaped article x all the time eventually;After completion inside contracts core pulling, on Die holder 10 moves 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 First with shaping fixed block 20, movement is first to realize the separation of shaping fixed block 20 and molding assembly 30 upwards, when inclined guide pillar 80 touches It is after 90s that component is taken out to side, and inclined guide pillar 80, which starts to drive two the first sliding blocks 91 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 very easily just can remove shaped article x.
The foregoing is merely the preferred embodiment of the present invention, is not intended to limit the invention, for this area 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 shaping efficiency it is high inside contract core-pulling die, 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 that left and right is set, first forming part and the second shaping Portion forms a forming cavity for being in pen cover shape, is provided with the forming cavity and inside contracts component, the molding assembly and described inside contracts 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 perisporium and circumferentially offer several inside contract the matched guide runner of block, institute with described State 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 with 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 below part described in being arranged at, and the block that inside contracts includes forming part and horizontal sliding part, It is overall 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 side of the molding assembly and fits, and the inclined guide pillar is away from institute State the side of molding assembly and the side to take out component inner wall and keep certain interval 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;Take 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 is used for realization the supporting role to shaped article after die sinking.
2. shaping efficiency according to claim 1 it is high inside contract core-pulling die, it is characterised in that:The molding assembly is at least Including a forming cavity.
3. shaping efficiency according to claim 2 it is high inside contract core-pulling die, it is characterised in that:The molding assembly includes Two forming cavities;Described two forming cavities are arranged side by side along the direction perpendicular with parting direction.
4. shaping efficiency according to claim 1 it is high inside contract core-pulling die, 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;The surface that first sliding block fits with second sliding block, which tilts, to be equipped with;It is described First sliding block side incline direction is consistent with the incline direction of the corresponding inclined guide pillar.
5. shaping efficiency according to claim 4 it is high inside contract core-pulling die, it is characterised in that:Take out below component the side It is further provided with a guiding rail being fixed in the fixed plate;Take out component and may be implemented on the guiding rail in the side Slip.
6. shaping efficiency according to claim 1 it is high inside contract core-pulling die, it is characterised in that:The guide runner is by described Inside contract the upward width of the central axial foreign side of guide pad and become larger or change from small to big again from large to small and diminish again to form the limit Position portion.
7. shaping efficiency according to claim 1 it is high inside contract core-pulling die, 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 with 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.
8. shaping efficiency according to claim 1 it is high inside contract core-pulling die, it is characterised in that:The ejector pin component includes Thimble, support spring, thimble limited block;The thimble limited block is fixed in the die holder, is opened on the thimble limited block The activity blind hole moved on vertical direction is done for the thimble and support spring equipped with one;The support spring upper end with it is described Thimble lower face is fixedly connected, and the other end is in contact with the activity blind hole lower surface;The thimble limited block is interior and is located at institute State and be further provided with a spacing inner cavity of thimble being connected with the activity blind hole above support spring, the thimble runs through institute The spacing inner cavity of thimble is stated to set;A movable limiting section is further provided with the thimble, the activity limiting section may be implemented in The vertical activity of the spacing interior intracavitary of thimble and it can not pass through the activity blind hole;During molding, the support spring is in compression State, the thimble inside contracted described in guide pad length direction sequentially pass through the thimble limited block, die holder, fixed plate and Inside contract guide pad to be finally in contact with shaping workpiece inner surface top, during die sinking, the support spring is continuously in rebound state To realize that the thimble is fixed in the support inside contracted after component inside contracts to shaping workpiece.
9. shaping efficiency according to claim 8 it is high inside contract core-pulling die, 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-track groove that several are adapted with the horizontal sliding part to realize the guiding role to the horizontal sliding part.
10. shaping efficiency according to claim 9 it is high inside contract core-pulling die, it is characterised in that:The slide guide fixed plate Further offer several locating slots;The support plate upper surface is provided with several positioning being adapted with the locating slot Block is fixedly connected with the slide guide fixed plate.
CN201711334795.XA 2017-12-06 2017-12-06 A kind of shaping efficiency it is high inside contract core-pulling die Withdrawn CN108032491A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201711334795.XA CN108032491A (en) 2017-12-06 2017-12-06 A kind of shaping efficiency it is high inside contract core-pulling die

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201711334795.XA CN108032491A (en) 2017-12-06 2017-12-06 A kind of shaping efficiency it is high inside contract core-pulling die

Publications (1)

Publication Number Publication Date
CN108032491A true CN108032491A (en) 2018-05-15

Family

ID=62102424

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201711334795.XA Withdrawn CN108032491A (en) 2017-12-06 2017-12-06 A kind of shaping efficiency it is high inside contract core-pulling die

Country Status (1)

Country Link
CN (1) CN108032491A (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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

Similar Documents

Publication Publication Date Title
CN108099124A (en) One kind is new to inside contract core-pulling die
CN104309067A (en) Mould
CN212795751U (en) Small-size slider slant loose core mould
CN205889773U (en) Bumper injection mold changing space mechanism that steps down
CN108032491A (en) A kind of shaping efficiency it is high inside contract core-pulling die
CN209492113U (en) A kind of mold
CN108115896A (en) It is a kind of to stablize the mold realized and inside contract core pulling
CN108099125A (en) A kind of core pulling molding die of no ejector retainner plate
CN208468846U (en) A kind of mold of band elder generation core-pulling mechanism
CN207088407U (en) A kind of glue camera bellows thimble demolding structure
CN105881788A (en) Differential type double ejection mechanism with sliding block
CN103522468A (en) Automatic demolding tool
CN203680603U (en) Automatic demolding tool
CN206870303U (en) A kind of coat hanger die
CN213166691U (en) Mold capable of realizing sequential core pulling action
CN208484179U (en) A kind of bottle lid of cosmetics injection mould
CN208645930U (en) A kind of mold convenient for two sides back-off demoulding
CN205969765U (en) Injection mold slider demoulding structure of no guide pillar
CN206416444U (en) Injection mold
CN207105392U (en) A kind of new no thimble mould emptier
CN209599742U (en) A kind of injection mould slide block ejecting mechanism
CN206614749U (en) A kind of flower seedling cultivation box mould
CN204820193U (en) Mould kazakhstan husband's piece mould structure that an axiality is good
CN207014713U (en) A kind of oblique synchronous ejection injection mold structure with back-off structure product
CN213166587U (en) Sliding block type injection mold in push plate

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
WW01 Invention patent application withdrawn after publication

Application publication date: 20180515

WW01 Invention patent application withdrawn after publication