CN107511972A - Sliding block ejects forced demoulding mechanism - Google Patents

Sliding block ejects forced demoulding mechanism Download PDF

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Publication number
CN107511972A
CN107511972A CN201610422731.4A CN201610422731A CN107511972A CN 107511972 A CN107511972 A CN 107511972A CN 201610422731 A CN201610422731 A CN 201610422731A CN 107511972 A CN107511972 A CN 107511972A
Authority
CN
China
Prior art keywords
sliding block
block
male template
ejects
demoulding mechanism
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.)
Pending
Application number
CN201610422731.4A
Other languages
Chinese (zh)
Inventor
王强
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.)
Mitac Precision Technology Kunshan Ltd
Original Assignee
Mitac Precision Technology Kunshan Ltd
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 Mitac Precision Technology Kunshan Ltd filed Critical Mitac Precision Technology Kunshan Ltd
Priority to CN201610422731.4A priority Critical patent/CN107511972A/en
Publication of CN107511972A publication Critical patent/CN107511972A/en
Pending legal-status Critical Current

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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
    • B29C45/40Removing or ejecting moulded articles
    • B29C45/4005Ejector constructions; Ejector operating mechanisms

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  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)

Abstract

The present invention provides a kind of sliding block ejection forced demoulding mechanism, and it includes:Sliding block, it is located between caster and male template, and the upper end of slide block has a locating slot;First block, it is located between sliding block and mother module core and male die core;Second block, it is located between sliding block and male template;Slide core, its one end are fixed on sliding block, and the other end passes through the first block;Locating piece, it is fixed on upper mounted plate, and its lower end is stretched into the locating slot of sliding block;The second block is fixed in lower link bar, its upper end, its lower end it is up and down located at the lower end of male template;First flexible member, it is arranged among male template, and is sheathed on lower link bar;Big pull bar, it is fixed between the first block and male template;Second flexible member, its left and right activity are arranged on big pull bar.Forced demoulding mechanism is ejected using the sliding block of the present invention, under the effect of the Double-ejection of the first flexible member and the second flexible member, product can be made without prejudice and forced stripper mechanism.

Description

Sliding block ejects forced demoulding mechanism
【Technical field】
The present invention relates to a kind of mold mechanism, more particularly to a kind of sliding block that product can be ejected to simultaneously forced stripper mechanism ejects Forced demoulding mechanism.
【Background technology】
When injecting products have endoporus, existing mold design is general to enter son to match somebody with somebody synthesis type using side action sliders.But When product endoporus also has back-off, referring to Fig. 1, it illustrates a kind of structural representation of injecting products.It can be seen that should Product 300 has an endoporus 310, has some back-offs 320 on the endoporus 310.If using conventional forming method, need first Slide core with synthesis type endoporus 310 is detached from product 300, then ejecting product 300 again.However, using it is above-mentioned into The pressure of type method detaches slide core and easily draws bad product, product is produced damage or even is scrapped.
Therefore, it is necessary to design a kind of sliding block ejection forced demoulding mechanism in fact, it is easy in ejection solves the said goods 300 The problem of damage.
【The content of the invention】
In view of this, it is an object of the invention to provide a kind of sliding block for being capable of Safe withdrawing product to eject forced stripper mechanism machine Structure, sliding block ejection forced demoulding mechanism can be such that product is first ejected, then take method de- by force, finally pacified product Full ejection.
In order to achieve the above object, the present invention provides a kind of sliding block ejection forced demoulding mechanism, applied in a mould, is somebody's turn to do Mould includes upper mounted plate, caster, mother module core, male die core, male template, upper ejector plate, lower liftout plate and bottom plate, the cunning Block ejection forced demoulding mechanism includes:
Sliding block, it is located between the caster and the male template, and the upper end of slide block has a locating slot;
First block, it is located between the sliding block and mother module core and male die core;
Second block, it is located between the sliding block and male template;
Slide core, its one end are fixed on the sliding block, and the other end passes through first block;
Locating piece, it is fixed on fixed plate, and its lower end is stretched into the locating slot of the sliding block;
Second block is fixed in lower link bar, its upper end, its lower end it is up and down located at the lower end of the male template;
First flexible member, it is arranged among the male template, and is sheathed on the lower link bar;
Big pull bar, it is fixed between first block and male template;
Second flexible member, its left and right activity are arranged on the big pull bar.
Optionally, the slide core also coordinates the back-off of shaped article.
Optionally, the male template lower end has a position limiting structure, and the position limiting structure limits the displacement of lower link bar.
Optionally, the sliding block also has a fixing nut, and the fixing nut is connected with second flexible member.
Optionally, the sliding block also has an inclined-plane.
Optionally, the angled-lift splits with the sliding block slopes which match is further fixed on the caster.
In the first stage of ejection, when caster molds with male template, the first flexible member turns into stretching by compressive state State, so as to eject the second block upwards, therefore sliding block also follows the second block to move upwards.Enter because product is covered in sliding block On son, also therefore as sliding block moves upwardly together, after the second block moves a segment distance, the spacing knot of male template lower end Structure limits the movement of lower link bar, and now product has disengaged from male die core.
In the second stage of ejection, caster continues to mold with male template, and locating piece starts to depart from sliding block with angled-lift splits, when When locating piece completely disengages the locating slot on sliding block, the second flexible member turns into extended state by compressive state, so as to start to push away Movable slider moves right, and at the same time, slide core moves right also with sliding block, and the final slide core completely disengages production Product, realize die sinking.
Compared to prior art, present invention slider ejects forced demoulding mechanism in the first flexible member and the second flexible member Double-ejection effect under, product can be made without prejudice and force ejection device.The sliding block ejects forced demoulding mechanism knot Structure is simple, easy to process, is easy to the assembly or disassembly of mould.
【Brief description of the drawings】
Fig. 1 is a kind of structural representation of injecting products of the present invention.
Fig. 2 is that present invention slider ejects diagrammatic cross-section of the forced demoulding mechanism before ejection.
Fig. 3 is that present invention slider ejects forced demoulding mechanism in the diagrammatic cross-section of ejection first stage.
Fig. 4 is that present invention slider ejects forced demoulding mechanism in the diagrammatic cross-section of ejection second stage.
【Embodiment】
The better embodiment of the present invention is described in further detail below with accompanying drawing.
Fig. 2 is refer to, Fig. 2 is that present invention slider ejects diagrammatic cross-section of the forced demoulding mechanism before ejection.The present invention Sliding block ejects forced demoulding mechanism 100, and applied to the product 300 in a mould, is ejected, the product 300 has an endoporus 310, There are some back-offs 320, the mould includes upper mounted plate 101, caster 102, mother module core 103, male die core on the endoporus 310 104th, male template 105, upper ejector plate 106, lower liftout plate 107 and bottom plate 108, sliding block ejection forced demoulding mechanism 100 Including:
Sliding block 110, it is located between the caster 102 and the male template 105, and the upper end of sliding block 110 has certain Position groove 111;
First block 120, it is located between the sliding block 110 and mother module core 103 and male die core 104, first block 120 Coordinate the side of shaped article 300;
Second block 130, it is located between the sliding block 110 and male template 105;
Slide core 140, its one end are fixed on the sliding block 110, and the other end stretches into product through first block 120 Among 300 endoporus 310;
Locating piece 150, it is fixed on fixed plate 101, and its lower end is stretched into the locating slot 111 of the sliding block 110;
Second block 130 is fixed in lower link bar 160, its upper end, its lower end it is up and down be located at the male template 105 lower end;
First flexible member 170, it is arranged among the male template 105, and is sheathed on the lower link bar 160, When the die is closed, the locating piece 150 makes the first flexible member 170 be in compression shape by moving down with movable slider 110 State;
Big pull bar 180, it is fixed between first block 120 and male template 105;
Second flexible member 190, its left and right activity are arranged on the big pull bar 180, when the die is closed, second bullet Property element 190 is in compressive state.
Wherein, the slide core 140 also coordinates the back-off 320 of shaped article 300.
Wherein, the lower end of male template 105 has a position limiting structure 1051, the position limiting structure 1051 limitation lower link bar 160 Displacement.
Wherein, the sliding block 110 also has a fixing nut 112, the fixing nut 112 and second flexible member 190 are connected.
Wherein, the sliding block 110 also has an inclined-plane 113.
Wherein, the angled-lift splits 1021 to match with the inclined-plane 113 of sliding block 110 is further fixed on the caster 102, should Angled-lift splits 1021 is engaged with locating piece 150 is fixed on male template 105 by sliding block 110, the first block 120 and the second block 130 Among.
Referring to Fig. 3, it illustrates present invention slider ejection forced demoulding mechanism in the diagrammatic cross-section of ejection first stage. In the first stage of ejection, when caster 102 molds with male template 105, the first flexible member 170 is increasingly becoming by compressive state The second block 130 is ejected during extended state upwards, therefore sliding block 110 also follows the second block 130 to move upwards, due to product 300 are covered on slide core 140, also therefore as sliding block 110 moves upwardly together, when the second block 130 moves one section After distance, lower link bar 160 is no longer moved by the restriction effect of the position limiting structure 1051 of the lower end of male template 105, therefore sliding block 110 Also no longer move, now product 300 has disengaged from male die core 104.
Referring to Fig. 4, it illustrates present invention slider ejection forced demoulding mechanism in the diagrammatic cross-section of ejection second stage. In the second stage of ejection, caster 102 continues to mold with male template 105, and locating piece 150 starts to depart from angled-lift splits 1021 to be slided Block 110, when locating piece 150 completely disengages the locating slot 111 on sliding block 110, the second flexible member 190 is turned into by compressive state Extended state, so as to start to promote sliding block 110 to move right, at the same time, slide core 140 moves right also with sliding block 110 It is dynamic, it is flexible after being completed due to the shaping of product 300, therefore when slide core 140 forces to pull out the back-off of product 300 When 320, infringement will not be produced to product 300, the final slide core 140 completely disengages product 300, realizes die sinking.
Compared to prior art, present invention slider ejects forced demoulding mechanism 100 in the first flexible member 170 and the second bullet Property element 190 Double-ejection effect under, product 300 can be made without prejudice and forced stripper mechanism.And sliding block ejection is strong Mould emptier 100 processed is simple in construction, easy to process, is easy to the assembly or disassembly of mould.

Claims (6)

1. a kind of sliding block ejects forced demoulding mechanism, applied in a mould, the mould includes upper mounted plate, caster, master mold Benevolence, male die core, male template, upper ejector plate, lower liftout plate and bottom plate, it is characterised in that the sliding block ejects forced stripper mechanism machine Structure includes:
Sliding block, it is located between the caster and the male template, and the upper end of slide block has a locating slot;
First block, it is located between the sliding block and mother module core and male die core;
Second block, it is located between the sliding block and male template;
Slide core, its one end are fixed on the sliding block, and the other end passes through first block;
Locating piece, it is fixed on fixed plate, and its lower end is stretched into the locating slot of the sliding block;
Second block is fixed in lower link bar, its upper end, its lower end it is up and down located at the lower end of the male template;
First flexible member, it is arranged among the male template, and is sheathed on the lower link bar;
Big pull bar, it is fixed between first block and male template;
Second flexible member, its left and right activity are arranged on the big pull bar.
2. sliding block according to claim 1 ejects forced demoulding mechanism, it is characterised in that the slide core is also with synthesis The back-off of type product.
3. sliding block according to claim 1 ejects forced demoulding mechanism, it is characterised in that the male template lower end has one Position limiting structure, the position limiting structure limit the displacement of lower link bar.
4. sliding block according to claim 1 ejects forced demoulding mechanism, it is characterised in that the sliding block also has one to fix Nut, the fixing nut are connected with second flexible member.
5. sliding block according to claim 1 ejects forced demoulding mechanism, it is characterised in that the sliding block is also oblique with one Face.
6. sliding block according to claim 5 ejects forced demoulding mechanism, it is characterised in that is further fixed on the caster With the angled-lift splits of the sliding block slopes which match.
CN201610422731.4A 2016-06-16 2016-06-16 Sliding block ejects forced demoulding mechanism Pending CN107511972A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610422731.4A CN107511972A (en) 2016-06-16 2016-06-16 Sliding block ejects forced demoulding mechanism

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610422731.4A CN107511972A (en) 2016-06-16 2016-06-16 Sliding block ejects forced demoulding mechanism

Publications (1)

Publication Number Publication Date
CN107511972A true CN107511972A (en) 2017-12-26

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201610422731.4A Pending CN107511972A (en) 2016-06-16 2016-06-16 Sliding block ejects forced demoulding mechanism

Country Status (1)

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CN (1) CN107511972A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111452266A (en) * 2019-01-22 2020-07-28 苏州汉扬精密电子有限公司 Inclined ejector block mechanism

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102649298A (en) * 2011-02-23 2012-08-29 汉达精密电子(昆山)有限公司 Novel slide block mechanism

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102649298A (en) * 2011-02-23 2012-08-29 汉达精密电子(昆山)有限公司 Novel slide block mechanism

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111452266A (en) * 2019-01-22 2020-07-28 苏州汉扬精密电子有限公司 Inclined ejector block mechanism

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Application publication date: 20171226