CN106393608A - Mold releasing mechanism - Google Patents

Mold releasing mechanism Download PDF

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Publication number
CN106393608A
CN106393608A CN201611024673.6A CN201611024673A CN106393608A CN 106393608 A CN106393608 A CN 106393608A CN 201611024673 A CN201611024673 A CN 201611024673A CN 106393608 A CN106393608 A CN 106393608A
Authority
CN
China
Prior art keywords
slide
push rod
inclined guide
ejection
mould emptier
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
CN201611024673.6A
Other languages
Chinese (zh)
Inventor
邹强
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.)
KUNSHAN HONGYONGSHENG MOULD CO Ltd
Original Assignee
KUNSHAN HONGYONGSHENG MOULD CO 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 KUNSHAN HONGYONGSHENG MOULD CO Ltd filed Critical KUNSHAN HONGYONGSHENG MOULD CO Ltd
Priority to CN201611024673.6A priority Critical patent/CN106393608A/en
Publication of CN106393608A publication Critical patent/CN106393608A/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
    • 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
    • B29L2031/30Vehicles, e.g. ships or aircraft, or body parts thereof
    • B29L2031/3044Bumpers

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

Abstract

The invention discloses a mold releasing mechanism. The mold releasing mechanism comprises a centre plate, an ejection rod device used for ejecting products, a sliding base embedded into the centre plate and an inclined guide rod penetrating into the sliding base, wherein the inclined guide rod is fixedly arranged, the ejection rod device is movably connected to one end of the sliding base, when the centre plate ejects the products upwards, the sliding base slides in the centre plate and moves upwards along the inclined guide rod, and the ejection rod device slides downwards relative to the sliding base. Compared with the prior art, the mold releasing mechanism has the advantages that under the cooperative driving effect of the sliding base and the inclined guide rod, ejecting and falling of the ejection rod device can be simultaneously realized in the ejection driving process of the centre plate, namely the upward ejection displacement of the ejection rod device is smaller than the ejection displacement of other ejection parts such as the sliding base, and therefore the products do not adhere to ejection blocks after ejected and can be normally taken out, pull damage to the products is avoided, the structure integrity of the products is guaranteed, the appearances of the products are flawless, and the injection molding period of the products can be shortened further.

Description

A kind of mould emptier
Technical field
The invention belongs to Design of Dies field, particularly to a kind of mould emptier.
Background technology
Bumper is to absorb the foreign impacts power that relaxes, the safety device of protection vehicle body front and rear part.Commonly use at present Be plastic bumper, made using injection molding method.Plastic bumper has intensity, rigidity and dicoration, from the point view of security, Cushioning effect can be played during collision scenario accident, car body before and after protection, from the appearance, can naturally enough tie with car body It is combined, naturally as a whole, there is good dicoration, become the vitals of car appearance.
General insurance thick stick product structure is more complicated, and when carrying out the demoulding after injection mo(u)lding, product easily occurs viscous after ejection Mould, the phenomenon of viscous jacking block, thus lead to product cannot smoothly pickup, serious, take off and product during product, can be pulled, impact product Quality.
At present, product, in ejection process, when viscous jacking block, need to change mould structure, such as increase top in mould Pin, jacking block, or secondary ejecting mechanism to be solving, or the structure directly changing shaped article.And in these methods, change mould Lamps structure can lead to increase die manufacturing cost, or the structure of change shaped article, can affect Product Assembly requirement, or shadow Ring molding cycle of product etc..
Content of the invention:
It is an object of the invention to overcoming the shortcoming of prior art, provide a kind of mould emptier, it can effectively optimize mould Structure, overcomes the problem of product adhesion jacking block during the demoulding.
For solving the above problems, the present invention provides technical scheme below:A kind of mould emptier, it include ejector retainner plate and For the pin-lift arrangement of ejecting product, described mould emptier also includes the slide being embedded in described ejector retainner plate and is located in Inclined guide in described slide, described inclined guide is fixedly installed, and described pin-lift arrangement is movably connected in described slide one end, works as institute When stating ejector retainner plate and ejecting upwards, described slide slides in described ejector retainner plate, and moves obliquely along described inclined guide, and institute State the relatively described slide slide downward of pin-lift arrangement.
Further, described slide includes supporting the inclined-plane of described pin-lift arrangement, and described pin-lift arrangement is slided along described inclined-plane Dynamic.
Further, located at one end of described slide, described inclined guide tilts to the other end of described slide on described inclined-plane Setting.
Further, between the angle between described inclined guide and described slide is located at 65-90 °.
Further, described ejector retainner plate includes housing the chute of described slide, and the width of described chute is more than described slide Length.
Further, described pin-lift arrangement includes straight push rod, the jacking block being connected at described straight push rod upper end, is connected at The push rod fixed seat of described straight push rod lower end and push rod guide pin bushing, described straight push rod is by described push rod fixed seat and described slide It is flexibly connected.
Further, when described ejector retainner plate ejects upwards, described straight push rod and described jacking block is relatively described slides down.
Further, it also includes being connected at the guide rod fixed block of described inclined guide lower end, and described guide rod fixed block is used In fixing described inclined guide.
Further, it also includes base plate, and described base plate, below described ejector retainner plate, is fixed for housing described guide rod Block.
Further, it is applied to the mould of formed automobile bumper.
Beneficial effects of the present invention:
A kind of mould emptier protected in the present invention, it includes ejector retainner plate and the pin-lift arrangement for ejecting product, Mould emptier also includes being embedded in the slide in ejector retainner plate and is located in inclined guide in slide, and inclined guide is fixedly installed, top Lever apparatus is movably connected in slide one end, and when ejector retainner plate ejects upwards, slide slides in ejector retainner plate, and oblique along inclined guide Upper motion, and the relatively described slide slide downward of pin-lift arrangement.Compared to prior art, the mould emptier in the present invention, its By the cooperation driving effect of slide and inclined guide, realize pin-lift arrangement ejector retainner plate drive ejection during in ejection while under Fall that is to say, that the displacement that pin-lift arrangement ejects upwards is less than the ejection displacement of other ejection parts such as slide, thus, can be effective Ensure adhesion jacking block after product ejection, product can normally pickup, thus avoiding product to pull it is ensured that the integrity of product structure And ensure product appearance zero defect;
Further, adhesion jacking block after product ejection, thus shortens product injection molding cycle, improve production efficiency;
Further, this mould emptier optimizes its mechanical driving structure, not only effectively reduces mould development cost, and Ensure that mould structure reliability, the life-span of mould more than 500,000 can be reached.
Brief description
Fig. 1 is the structure diagram of mould emptier in the embodiment of the present invention;
Fig. 2 is the phantom of mould emptier in the embodiment of the present invention.
Specific embodiment
Embodiment:As shown in figure 1, present embodiments providing a kind of specific embodiment of mould emptier, this mould emptier, fit For being arranged in the mould for formed automobile bumper.
With reference to Fig. 1 and Fig. 2, this mould emptier, including the pin-lift arrangement 10 for ejecting product, pin-lift arrangement 10 includes directly Push rod 1, is connected at the jacking block 2 of straight push rod 1 one end.We define jacking block 2 is top at one end, then jacking block 2 is connected at Straight push rod 1 upper end, for ejecting product.Pin-lift arrangement 10 also includes push rod fixed seat 6 and push rod located at straight push rod 1 lower end Guide pin bushing 9.Wherein, push rod fixed seat 6 is used for fixing straight push rod 1, and push rod guide pin bushing 9 plays guide effect for straight push rod 1, limits straight top Bar 1 can only move up and down.
This mould emptier also includes ejector retainner plate 3, the inclined guide 5 being embedded in the slide 4 in ejector retainner plate 3, being located in slide 4 And the parallel base plate 7 located at ejector retainner plate 3 lower section.
Pin-lift arrangement 10 is movably connected in slide 4 one end, specifically, straight push rod 1 passes through push rod fixed seat 6 and slide 4 table Face is flexibly connected, and push rod fixed seat 6 can drive straight push rod 1, with slide 4, relative slip occurs.As a kind of preferred, straight top Bar 1 and push rod fixed seat 6 are integrated setting.
The quantity of straight push rod 1, jacking block 2 and push rod guide pin bushing 9 can be one or more sets, in the present embodiment, is two sets, altogether Same-action is with ejecting product.
Inclined guide 5 in the present embodiment is to be fixedly installed, and is at an angle of setting with respect to ejector retainner plate 3 or slide 4.Inclined guide 5 Bottom be fixedly connected in base plate 7, after extending up through slide 4, continuation is prolonged.It is embedded with guide rod fixed block in base plate 7 8, guide rod fixed block 8 is used for fixing inclined guide 5 lower end, so, once the best angle of inclined guide 5 determines, the position of inclined guide 5 And angle of inclination all keeps constant.
Slide 4 includes the inclined-plane 41 of supporting post-rod device 10, and pin-lift arrangement 10 slides along inclined-plane 41.In the present embodiment, such as Shown in Fig. 2, located at slide 4 right-hand member, when slide 4 moves left and right, straight push rod 1 passes through push rod fixed seat 6 and inclined-plane 41 on inclined-plane 41 It is flexibly connected, and can slide up and down along inclined-plane 41, wherein, straight push rod 1 remains vertical state.
Ejector retainner plate 3 includes housing the chute 31 of slide 4, and the width of chute 31 is more than the length of slide 4.Ejector retainner plate 3 to In upper ejection process, slide 4 in the horizontal direction, is presented as and can horizontally slip in chute 31, to realize straight push rod 1 vertical Motion on direction, finally realizes the action that jacking block 2 occurs relatively to fall or relatively rise.
That is, during ejector retainner plate 3 ejects upwards, being driven by the cooperation of slide 4 and inclined guide 5, can be real The process that existing jacking block 2 falls in ejection, and realize this process, the cooperation of slide 4 and inclined guide 5 is particularly important.
With continued reference to Fig. 2, the incline direction of inclined guide 5 is in opposite direction with the place on inclined-plane 41, and that is, inclined guide 5 is to slide 4 The other end be obliquely installed.As:Inclined-plane 41 is tilted to the left with respect to slide 4 located at slide 4 right-hand member, inclined guide 5.
Certainly, the gradient on the angle of inclination of inclined guide 5 and inclined-plane 41, all can require according to different products and ejection Adjust, with both optimal fit systems of acquisition.Wherein, between the angle between inclined guide 5 and slide 4 is located at 65-90 °.
On the whole, when carrying out ejection device, ejector retainner plate 3 ejects upwards, and slide 4 slides in ejector retainner plate 3, and edge is tiltedly led Bar 5 moves obliquely, and pin-lift arrangement 10 slide 4 slide downward relatively.Wherein, slide 4 is transported along inclined guide 5 to upper left side Dynamic, in the vertical direction, eject identical height upwards with ejector retainner plate 3, in the horizontal direction, be presented as slide 4 in chute 31 Inside it is moved to the left.Meanwhile, straight push rod 1 pass through push rod fixed seat 6 and slide 4 occur relative slide, glide direction is lower right.Table It is now:In the horizontal direction, straight push rod 1 does not move in the presence of push rod guide pin bushing 9, and in the vertical direction, straight push rod 1 phase Downward displacement be there occurs for slide 4, therefore in general, the displacement upwards of straight push rod 1 is less than slide 4 displacement upwards, Final effect is exactly that when ejecting upwards with ejector retainner plate 3, the displacement that jacking block 2 ejects upwards is less than the tops such as slide 4 to jacking block 2 Go out the ejection displacement of part, that is, jacking block 2 slide 4 relatively falls.So as to product ejection after adhesion jacking block, product are effectively ensured Can normally pickup it is ensured that the integrity of product structure and ensure product appearance zero defect.
Certainly above-described embodiment only technology design to illustrate the invention and feature, its object is to allow and is familiar with technique People will appreciate that present disclosure and implement according to this, can not be limited the scope of the invention with this.All according to this Equivalent transformation or modification that the spirit of bright main technical schemes is done, all should be included within the scope of the present invention.

Claims (10)

1. a kind of mould emptier, it include ejector retainner plate and for ejecting product pin-lift arrangement it is characterised in that:Described de- Mold mechanism also includes being embedded in the slide in described ejector retainner plate and is located in inclined guide in described slide, described inclined guide It is fixedly installed, described pin-lift arrangement is movably connected in described slide one end, when described ejector retainner plate ejects upwards, described slide exists Slide in described ejector retainner plate, and move obliquely along described inclined guide, and the relatively described slide of described pin-lift arrangement is to downslide Dynamic.
2. a kind of mould emptier according to claim 1 it is characterised in that:Described slide includes supporting described pin-lift arrangement Inclined-plane, described pin-lift arrangement slides along described inclined-plane.
3. a kind of mould emptier according to claim 2 it is characterised in that:Described inclined-plane located at one end of described slide, Described inclined guide is obliquely installed to the other end of described slide.
4. a kind of mould emptier according to claim 1 it is characterised in that:Folder between described inclined guide and described slide Corner is between 65-90 °.
5. a kind of mould emptier according to claim 1 it is characterised in that:Described ejector retainner plate includes housing described slide Chute, the width of described chute is more than the length of described slide.
6. a kind of mould emptier according to claim 1 it is characterised in that:Described pin-lift arrangement includes straight push rod, connection Jacking block located at described straight push rod upper end, the push rod fixed seat being connected at described straight push rod lower end and push rod guide pin bushing, described Straight push rod is flexibly connected with described slide by described push rod fixed seat.
7. a kind of mould emptier according to claim 6 it is characterised in that:When described ejector retainner plate ejects upwards, described Straight push rod and described jacking block is relatively described slides down.
8. a kind of mould emptier according to claim 1 it is characterised in that:It also includes being connected under described inclined guide The guide rod fixed block at end, described guide rod fixed block is used for fixing described inclined guide.
9. a kind of mould emptier according to claim 8 it is characterised in that:It also includes base plate, and described base plate is located at institute State below ejector retainner plate, for housing described guide rod fixed block.
10. a kind of mould emptier according to claim 1 it is characterised in that:It is applied to the mould of formed automobile bumper Tool.
CN201611024673.6A 2016-11-15 2016-11-15 Mold releasing mechanism Pending CN106393608A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201611024673.6A CN106393608A (en) 2016-11-15 2016-11-15 Mold releasing mechanism

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201611024673.6A CN106393608A (en) 2016-11-15 2016-11-15 Mold releasing mechanism

Publications (1)

Publication Number Publication Date
CN106393608A true CN106393608A (en) 2017-02-15

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Application Number Title Priority Date Filing Date
CN201611024673.6A Pending CN106393608A (en) 2016-11-15 2016-11-15 Mold releasing mechanism

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108556276A (en) * 2017-12-30 2018-09-21 浙江赛豪实业有限公司 A kind of secondary ejection mechanism for mold
CN109910248A (en) * 2019-05-05 2019-06-21 深圳市银宝山新科技股份有限公司 Interior parting mold and its demoulding mechanism
CN111347624A (en) * 2020-03-23 2020-06-30 东风柳州汽车有限公司 Injection mold for automobile bumper

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201287449Y (en) * 2008-11-11 2009-08-12 深圳市银宝山新实业发展有限公司 Inclined top mechanism of injection mold and injection mold having the same
CN201856352U (en) * 2010-11-15 2011-06-08 浙江凯华模具有限公司 Inclined-ejecting inverted buckle demoulding mechanism of automobile water tank die
CN202318802U (en) * 2011-11-22 2012-07-11 宁波方正汽车模具有限公司 Inner side surface big-angle obliquely-walking core-pulling mechanism for top block
US8371843B2 (en) * 2010-10-27 2013-02-12 Cheng Uei Precision Industry Co., Ltd. Plastic injection mold
CN206201403U (en) * 2016-11-15 2017-05-31 昆山鸿永盛模具有限公司 A kind of mould emptier

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201287449Y (en) * 2008-11-11 2009-08-12 深圳市银宝山新实业发展有限公司 Inclined top mechanism of injection mold and injection mold having the same
US8371843B2 (en) * 2010-10-27 2013-02-12 Cheng Uei Precision Industry Co., Ltd. Plastic injection mold
CN201856352U (en) * 2010-11-15 2011-06-08 浙江凯华模具有限公司 Inclined-ejecting inverted buckle demoulding mechanism of automobile water tank die
CN202318802U (en) * 2011-11-22 2012-07-11 宁波方正汽车模具有限公司 Inner side surface big-angle obliquely-walking core-pulling mechanism for top block
CN206201403U (en) * 2016-11-15 2017-05-31 昆山鸿永盛模具有限公司 A kind of mould emptier

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108556276A (en) * 2017-12-30 2018-09-21 浙江赛豪实业有限公司 A kind of secondary ejection mechanism for mold
CN108556276B (en) * 2017-12-30 2024-06-18 浙江赛豪实业有限公司 Mould secondary ejection mechanism
CN109910248A (en) * 2019-05-05 2019-06-21 深圳市银宝山新科技股份有限公司 Interior parting mold and its demoulding mechanism
CN111347624A (en) * 2020-03-23 2020-06-30 东风柳州汽车有限公司 Injection mold for automobile bumper

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Application publication date: 20170215

RJ01 Rejection of invention patent application after publication