CN107738422A - 一种塑料模具定模斜顶顶出结构 - Google Patents

一种塑料模具定模斜顶顶出结构 Download PDF

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Publication number
CN107738422A
CN107738422A CN201711151971.6A CN201711151971A CN107738422A CN 107738422 A CN107738422 A CN 107738422A CN 201711151971 A CN201711151971 A CN 201711151971A CN 107738422 A CN107738422 A CN 107738422A
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CN
China
Prior art keywords
oblique top
fixed mold
mold core
mould
core
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
CN201711151971.6A
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English (en)
Inventor
胡拥军
吕文强
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.)
HUANGSHI TONGDA PLASTIC MOLD CO Ltd
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HUANGSHI TONGDA PLASTIC MOLD 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.)
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Publication date
Application filed by HUANGSHI TONGDA PLASTIC MOLD CO Ltd filed Critical HUANGSHI TONGDA PLASTIC MOLD CO Ltd
Priority to CN201711151971.6A priority Critical patent/CN107738422A/zh
Publication of CN107738422A publication Critical patent/CN107738422A/zh
Pending legal-status Critical Current

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    • 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

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

Abstract

本发明涉及塑料模具领域,尤其是一种塑料模具定模斜顶顶出结构。一种塑料模具定模斜顶顶出结构,包括定模板、斜顶和动模仁,所述定模板底部设有定模仁,所述动模仁与定模仁紧靠,所述斜顶设在定模仁之间,设有定位销的斜顶顶部与定模板接触,定模仁靠近定位销一侧上方设有限位台阶,动模仁与定模仁分离,所述斜顶带着定位销向下运动至限位台阶。本发明的有益之处:结构简单,实用性强、效率高、成本低。

Description

一种塑料模具定模斜顶顶出结构
技术领域
本发明涉及塑料模具领域,尤其是一种塑料模具定模斜顶顶出结构。
背景技术
在塑料模具制造过程中,很多时候产品在定模方向有倒扣(该位置的脱模方向与开模方向是反方向)不能脱模,需要作斜顶才能脱模,但是采用比较传统的方法是上模斜顶加顶针板,回针、尼龙扣等结构,使模具结构过于复杂,模具制造周期长,效率低,成本高。
发明内容
为了解决上述脱模结构复杂的技术问题,本发明提供一种简单实用的塑料模具定模斜顶顶出结构。
本发明的技术方案如下:
一种塑料模具定模斜顶顶出结构,包括定模板、斜顶和动模仁,所述定模板底部设有定模仁,所述动模仁与定模仁紧靠,所述斜顶设在定模仁之间,设有定位销的斜顶顶部与定模板接触,定模仁靠近定位销一侧上方设有限位台阶,动模仁与定模仁分离,所述斜顶带着定位销向下运动至限位台阶。
作为优选,所述动模仁靠近斜顶位置设有凸台,复位时在动模仁上对应斜顶的凸台,减掉部分胶位(如图1所示)保证产品最低壁厚为0.8mm,定模仁与动模仁合模时斜顶正下方的动模仁上面的凸台碰到的时候,斜顶还有0.8mm没有复位,这时候通过塑料零件模具成型时的注塑压力把斜顶复到位。
使用本发明的技术方案,结构简单,实用强、效率高、成本低。
附图说明
图1是本发明的结构示意图。
具体实施方式
下面结合附图和实施例对本发明作进一步说明。
实施例
如图1所示,一种塑料模具定模斜顶顶出结构,包括定模板1、斜顶3和动模仁6,所述定模板1底部设有定模仁2,所述动模仁6与定模仁2紧靠,所述斜顶3设在定模仁2之间,设有定位销4的斜顶3顶部与定模板1接触,定模仁2靠近定位销4一侧上方设有限位台阶7,动模仁6与定模仁2分离,所述斜顶3带着定位销4向下运动至限位台阶7。
所述动模仁6靠近斜顶3位置设有凸台8。
当开模时,动模仁6向下运动斜顶3也会跟着向下运动,直到斜顶3中的定位销4碰到定模仁 2中的限位台阶7,斜顶3运动中止,将产品5的倒扣与斜顶3脱离,产品5顺利出来。当合模时,动模仁6向上运动,凸台8碰到斜顶3底部,推动斜顶3向上复位,这时候通过塑料零件模具成型时的注塑压力把斜顶3复到位,斜顶3顶部顶到定模板1底部,斜顶3复位完成。

Claims (2)

1.一种塑料模具定模斜顶顶出结构,包括定模板(1)、斜顶(3)和动模仁(6),所述定模板(1)底部设有定模仁(2),所述动模仁(6)与定模仁(2)紧靠,其特征在于:所述斜顶(3)设在定模仁(2)之间,设有定位销(4)的斜顶(3)顶部与定模板(1)接触,定模仁(2)靠近定位销(4)一侧上方设有限位台阶(7),动模仁(6)与定模仁(2)分离,所述斜顶(3)带着定位销(4)向下运动至限位台阶(7)。
2.根据权利要求1所述的一种塑料模具定模斜顶顶出结构,其特征在于:所述动模仁(6)靠近斜顶(3)位置设有凸台(8)。
CN201711151971.6A 2017-11-19 2017-11-19 一种塑料模具定模斜顶顶出结构 Pending CN107738422A (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201711151971.6A CN107738422A (zh) 2017-11-19 2017-11-19 一种塑料模具定模斜顶顶出结构

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CN201711151971.6A CN107738422A (zh) 2017-11-19 2017-11-19 一种塑料模具定模斜顶顶出结构

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CN107738422A true CN107738422A (zh) 2018-02-27

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108994275A (zh) * 2018-08-22 2018-12-14 苏州广型模具有限公司 一种简易模具结构

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108994275A (zh) * 2018-08-22 2018-12-14 苏州广型模具有限公司 一种简易模具结构

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