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CN109551716A - A kind of family's multi-cavity die cavity bilayer hot runner plastic injection mould - Google Patents

A kind of family's multi-cavity die cavity bilayer hot runner plastic injection mould Download PDF

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Publication number
CN109551716A
CN109551716A CN201811306096.9A CN201811306096A CN109551716A CN 109551716 A CN109551716 A CN 109551716A CN 201811306096 A CN201811306096 A CN 201811306096A CN 109551716 A CN109551716 A CN 109551716A
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CN
China
Prior art keywords
mold
cavity
hot runner
runner
plate
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
CN201811306096.9A
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Chinese (zh)
Inventor
王伟伟
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Zhejiang Business Technology Institute
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Zhejiang Business Technology Institute
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Filing date
Publication date
Application filed by Zhejiang Business Technology Institute filed Critical Zhejiang Business Technology Institute
Priority to CN201811306096.9A priority Critical patent/CN109551716A/en
Publication of CN109551716A publication Critical patent/CN109551716A/en
Pending legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/26—Moulds
    • B29C45/27—Sprue channels ; Runner channels or runner nozzles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/26—Moulds
    • B29C45/27—Sprue channels ; Runner channels or runner nozzles
    • B29C45/2756—Cold runner channels

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

Abstract

本发明公开了一种家族多腔模穴双层热流道注塑模具，包括模架结构、模具流道组件、开模控制组件，所述模具为双层热流道注塑模具，能同步进行两种不同型腔的同步注塑成型工作，所述模具中央流道板上中央开设有中央流道嘴和冷流道，能同时提供给第一模腔和第二模腔注塑流动塑料流，与现有技术相比，本发明在大型塑料产品需要同模同批次同步时间内注塑成型时，降低了模具生产制作成本和产品注塑成本，模具结构设计合理，结构紧凑，工作稳定，安全可靠，使用便利。The invention discloses a family of multi-cavity and double-layer hot runner injection molds, which includes a mold base structure, a mold flow channel component, and a mold opening control component. The synchronous injection molding of the cavity, the central runner plate of the mold is provided with a central runner nozzle and a cold runner, which can provide the first cavity and the second cavity at the same time. In comparison, the present invention reduces mold production cost and product injection cost when large-scale plastic products need to be injection-molded in the same mold and batch at the same time.

Description

A kind of family's multi-cavity die cavity bilayer hot runner plastic injection mould
Technical field
The present invention designs injection mold mechanism design field more particularly to a kind of injection molding of family's multi-cavity die cavity bilayer hot flow path Mold.
Background technique
Injection molding refers to that the material of heated thawing injects die cavity by high pressure, after cooling and solidifying, obtains the side of formed products Method is primarily adapted for use in the batch production of plastic products.For for example for these thin-walleds of the big drainpipe of refrigerator of chilled water discharge For the plastic products of shallow cavity class, in order to improve the production efficiency, multiple die cavitys generally are arranged in monolayer mold, to realize primary Multiple products are formed, but after the die cavity number of single layer increases, the length and width dimensions of mold will necessarily be greatly increased, occupied space is more, It needs large size plastic jetting-moulding device then to cooperate production, increases production cost.And one-time formed die cavity number is still limited, production efficiency Still not high.To improve mold injection production efficiency, need Bulk plastic product with mould with being infused in batch synchronization time When being moulded into type, certain moduli tool need to be designed to complete the automation injection molding production of product.
Summary of the invention
The invention patent technical problems to be solved are a kind of family's multi-cavity die cavity bilayer hot runner plastic injection moulds.
The present invention solves technical solution used by above-mentioned technical problem as a kind of family's multi-cavity die cavity bilayer hot flow path note Mould, which is characterized in that including mold base, solid plate, moving template, central flow channel plate, type chamber mold insert, spring, sliding block, driving lock It is tight block, T-block, type needle, the second impression bolster, cylinder, stay-bolt, copper tamponade, thimble, guide sleeve, central hot runner gate, cold Runner, positioning ring, guide post, ball sleeve, support leg, stop pin, spring lever, release link, ejector retainner plate, positioning pin, rack gear, gear, Bearing, support column, limited screw, O-ring, sprue mold insert, ball bearing, locating ring, positioning pin, side plate.
More further than above scheme, the die casting system component includes guide sleeve, central hot runner gate, cold flow Road, locating ring, positioning ring, central hot runner gate, locating ring are fastened on solid plate by screw, and central hot runner gate is used In docking for runner and injection molding machine nozzle, installation positioning of the locating ring for mold on injection molding machine.
More further than above scheme, the mold die carrier structure composition includes mold base, solid plate, moving template, center Runner plate, type chamber mold insert, driving latch segment, T-block, type needle, the second impression bolster, the upper surface of the moving template and cover half It is equipped with the first die cavity for shaped article between plate, is equipped between the lower surface of the moving template and the second core fixing plate For the second die cavity of shaped article, limiting device, the dynamic model are equipped between the solid plate and the moving template Tight fit is equipped with multiple screws between plate and the moving template.
More further than above scheme, the mold die sinking control assembly includes positioning ring, guide post, ball sleeve, support Foot, stop pin, spring lever, release link, ejector retainner plate, positioning pin, rack gear, gear, bearing, support column, limited screw, the rack gear It is mounted on mold, by lower open die on gear band carry-over bar, positioning pin is provided on rack gear, limit spiral shell is installed below rack gear Silk.
More further than above scheme, the mold is family's abnormal shape plastic multi-cavity bilayer hot runner plastic injection mould, energy The synchronous synchronization injection molding work for carrying out two kinds of different shaped chambers.
More further than above scheme, center offers central flow channel on the mold runner plate, can be supplied to first Die cavity center hot runner gate Injection Molding plastics stream, the design of cold runner can make runner plastics flow to the second die cavity.
Compared with prior art, the present invention is needed with mould in Bulk plastic product with injection molding in batch synchronization time When, it reduces mold and manufactures cost and product injection molding cost, rationally, compact-sized, the operation is stable is pacified for mould structure design It is complete reliable, it is easy-to-use.
Detailed description of the invention
Fig. 1 is this mold plane view.
Fig. 2,3,4 are the side sectional view of this mold.
Fig. 5 is the type chamber plan view of this mold.
Fig. 6 is the type core plan view of this mold.
Specific embodiment
Technical solution of the present invention is described in more detail With reference to embodiment.
It is specifically shown in Fig. 1-Fig. 6, a kind of family's multi-cavity die cavity bilayer hot runner plastic injection mould, which is characterized in that including mold base 1, solid plate 2, moving template 3, central flow channel plate 7, type chamber mold insert 4, spring 5, sliding block 6, driving latch segment 9, T-block 11, type needle 12, the second impression bolster 14, cylinder 16, stay-bolt 17, copper tamponade, the first die cavity 18, the second die cavity 19, thimble 22, lead Set 23, central hot runner gate 24, cold runner 21, positioning ring 26, guide post 27, ball sleeve 28, support leg 31, stop pin 34, spring It is bar 36, release link 39, ejector retainner plate 40, positioning pin 45, rack gear 46, gear 47, bearing 48, support column 53, limited screw 44, O-shaped Enclose 55, sprue mold insert 59, ball bearing 61, locating ring 62, positioning pin 64, side plate 65.
The die casting system component includes guide sleeve 23, central hot runner gate 24, cold runner 21, locating ring 62, positioning Ring 26, central hot runner gate 24, locating ring 62 are fastened on solid plate 2 by screw, and central hot runner gate 24 is for flowing Road is docked with injection molding machine nozzle, installation positioning of the locating ring 62 for mold on injection molding machine.
Mold die carrier structure composition include mold base 1, solid plate 2, moving template 3, central flow channel plate 7, type chamber mold insert 4, Latch segment 9, T-block 11, type needle 12, the second impression bolster 14 are driven, between the upper surface and solid plate 2 of the moving template 3 Equipped with the first die cavity 18 for shaped article, it is equipped between the lower surface of the moving template 3 and the second core fixing plate 14 For the second die cavity 19 of shaped article, limiting device is equipped between the solid plate 2 and the moving template 3, it is described Tight fit is equipped with multiple screws between moving template 3 and the moving template 3.
The mold die sinking control assembly includes positioning ring 26, guide post 27, ball sleeve 28, support leg 31, stop pin 34, bullet Spring base 36, release link 39, ejector retainner plate 40, positioning pin 45, rack gear 46, gear 47, bearing 48, support column 53, limited screw 44, institute It states rack gear 46 to be mounted on mold, by gear 47 with lower open die on carry-over bar 46, is provided with positioning pin 45, rack gear on rack gear 46 46 lower sections are equipped with limited screw 44.
The mold is family's abnormal shape plastic multi-cavity bilayer hot runner plastic injection mould, can synchronize and carry out two kinds of different shaped chambers Synchronous injection molding work.
Center offers central flow channel on the mold runner plate, can be supplied to 24 note of central hot runner gate of the first die cavity 18 Creeping moves plastics stream, and the design of cold runner 21 can make runner plastics flow to the second die cavity 19.
In actual work, movement working principle is as follows.
Injection molding: when being molded after mold closure, stream enters central hot runner gate 24 via injection molding machine nozzle and enters central add Hot flow path carries out reheating, and the stream after heating enters the central flow channel in central flow channel plate, then respectively enters the first mould Chamber 18 central hot runner gate, cold runner, carry out injection molding filling to the first die cavity 18, the second die cavity 9.
Die sinking takes product: injection molding finish it is cooling after, under the pulling of Injection Motor Template 3, mold is opened, when opening, Mold is opened under the control of control assembly, and the first die cavity 18, the second die cavity 19 are synchronous to be opened；After first die cavity is opened, ejection Under the pulling of the first die cavity ejection actuating cylinder, thimble ejects product for mechanism；The ejection of the product of second die cavity is then by infusing The mandril of molding machine ejects.
Reset: when reset, mold is opened under the control of control assembly, the first die cavity 18,19 synchronizing close of the second die cavity, most Entire mold closure afterwards, waits next injection cycle to start.

Claims (6)

1.一种家族多腔模穴双层热流道注塑模具，其特征在于，包括模胚(1)、定模板(2)、动模板(3)、中央流道板(7)、型腔镶件(4)、弹簧(5)、滑块(6)、驱动锁紧块(9)、T型块(11)、型针(12)、第二型腔固定板(14)、气缸(16)、拉杆螺栓(17)、第一模腔（18）、第二模腔（19）、铜压塞(20)、顶针(22)、导套(23)、中央热流道嘴(24)、冷流道(21)、定位环(26)、导柱(27)、滚珠套(28)、支撑脚(31)、止位销(34)、弹簧杆(36)、复位杆(39)、顶针板(40)、定位销(45)、齿条(46)、齿轮(47)、轴承(48)、支撑柱(53)、限位螺丝（44）、O型圈（55）、浇口镶件（59）、球轴承（61）、定位圈（62）、定位销子（64）、侧板（65）。1. A family multi-cavity double-layer hot runner injection mold, characterized in that it comprises a mold base (1), a fixed template (2), a movable template (3), a central runner plate (7), a cavity insert (4), spring (5), slider (6), drive locking block (9), T-block (11), pin (12), second cavity fixing plate (14), cylinder (16) ), tie rod bolts (17), first mold cavity (18), second mold cavity (19), copper press plug (20), thimble (22), guide sleeve (23), central hot runner nozzle (24), Cold runner (21), positioning ring (26), guide post (27), ball sleeve (28), support foot (31), stop pin (34), spring rod (36), reset rod (39), Thimble plate (40), positioning pin (45), rack (46), gear (47), bearing (48), support column (53), limit screw (44), O-ring (55), gate Insert (59), ball bearing (61), positioning ring (62), positioning pin (64), side plate (65). 2.如权利要求1所述的一种家族多腔模穴双层热流道注塑模具，其特征在于，所述模具浇注系统组件包括导套（23）、中央热流道嘴（24）、冷流道（21）、定位圈（62）、定位环（26），中央热流道嘴（24）、定位圈（62）通过螺钉紧固安装于定模板（2）上，中央热流道嘴（24）用于流道与注塑机喷嘴的对接，定位圈（62）用于模具在注塑机上的安装定位。2. A family multi-cavity double-layer hot runner injection mold according to claim 1, characterized in that the mold gating system components comprise a guide sleeve (23), a central hot runner nozzle (24), a cold flow The channel (21), the positioning ring (62), the positioning ring (26), the central hot runner nozzle (24), the positioning ring (62) are fastened to the fixed plate (2) by screws, and the central hot runner nozzle (24) It is used for the connection between the runner and the nozzle of the injection molding machine, and the positioning ring (62) is used for the installation and positioning of the mold on the injection molding machine. 3.如权利要求1所述的一种家族多腔模穴双层热流道注塑模具，其特征在于，所述模具模架结构组成包括模胚（1）、定模板（2）、动模板（3）、中央流道板（7）、型腔镶件（4）、驱动锁紧块（9）、T型块（11）、型针（12）、第二型腔固定板（14），所述动模板（3）的上表面和定模板（2）之间设有用于成型产品的第一模腔（18），所述的动模板（3）的下表面和第二型芯固定板（14）之间设有用于成型产品的第二模腔（19），所述的定模板（2）和所述的动模板（3）之间设有限位装置，所述的动模板（3）和所述的动模板（3）之间紧配合安装有多个螺丝。3. A family multi-cavity double-layer hot runner injection mold according to claim 1, characterized in that, the mold base structure comprises a mold base (1), a fixed template (2), a movable template ( 3), the central flow channel plate (7), the cavity insert (4), the drive locking block (9), the T-block (11), the needle (12), the second cavity fixing plate (14), A first mold cavity (18) for forming products is provided between the upper surface of the movable template (3) and the fixed template (2), and the lower surface of the movable template (3) and the second core fixing plate A second mold cavity (19) for forming products is provided between (14), a limiting device is provided between the fixed template (2) and the movable template (3), and the movable template (3) ) and the moving template (3) are tightly fitted with a plurality of screws. 4.如权利要求1所述的一种家族多腔模穴双层热流道注塑模具，其特征在于，所述模具开模控制组件包括定位环（26）、导柱（27）、滚珠套（28）、支撑脚（31）、止位销（34）、弹簧杆（36）、复位杆（39）、顶针板（40）、定位销（45）、齿条（46）、齿轮（47）、轴承（48）、支撑柱（53）、拉杆螺丝（50），所述齿条（46）安装在模具上，通过齿轮（47）带动齿条（46）上下开模，齿条（46）上设置有定位销（45），齿条下方安装有限位螺丝（44）。4. A family multi-cavity double-layer hot runner injection mold according to claim 1, characterized in that, the mold opening control component comprises a positioning ring (26), a guide post (27), a ball sleeve ( 28), support feet (31), stop pins (34), spring rods (36), reset rods (39), thimble plate (40), positioning pins (45), racks (46), gears (47) , bearing (48), support column (53), tie rod screw (50), the rack (46) is installed on the mold, and the rack (46) is driven by the gear (47) to open the mold up and down, and the rack (46) A positioning pin (45) is arranged on the upper part, and a limit screw (44) is installed under the rack. 5.如权利要求1所述的一种家族多腔模穴双层热流道注塑模具，其特征在于，所述模具为家族异型塑件多腔双层热流道注塑模具，能同步进行两种不同型腔的同步注塑成型工作。5. A family multi-cavity double-layer hot runner injection mold as claimed in claim 1, characterized in that, the mold is a family special-shaped plastic part multi-cavity double-layer hot runner injection mold, which can simultaneously carry out two different types of injection molds. Simultaneous injection molding work of the cavity. 6.如权利要求1所述的一种家族多腔模穴双层热流道注塑模具，其特征在于，所述模具流道板上中央开设有中央流道，能提供给第一模腔（18）中央热流道嘴（24）注塑流动塑料流，冷流道（21）的设计可以使流道塑料流动到第二模腔（19）。6. A family multi-cavity double-layer hot runner injection mold according to claim 1, characterized in that, a central runner is provided in the center of the mold runner plate, which can be provided to the first cavity (18 ) The central hot runner nozzle (24) injects the flowing plastic flow, and the cold runner (21) is designed so that the runner plastic flows to the second cavity (19).
CN201811306096.9A 2018-11-05 2018-11-05 A kind of family's multi-cavity die cavity bilayer hot runner plastic injection mould Pending CN109551716A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201811306096.9A CN109551716A (en) 2018-11-05 2018-11-05 A kind of family's multi-cavity die cavity bilayer hot runner plastic injection mould

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Application Number Priority Date Filing Date Title
CN201811306096.9A CN109551716A (en) 2018-11-05 2018-11-05 A kind of family's multi-cavity die cavity bilayer hot runner plastic injection mould

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114986807A (en) * 2022-06-02 2022-09-02 美的集团股份有限公司 Injection mould

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5649241A (en) * 1979-09-28 1981-05-02 Katashi Aoki Method for injection molding for double layer parison
CN105252716A (en) * 2015-11-17 2016-01-20 重庆持恒模具有限公司 Plastic mold
CN106881829A (en) * 2017-03-15 2017-06-23 佛山市顺德区百年科技有限公司 Hot runner structure, injection mold, processing method and injection moulding process
CN107866947A (en) * 2016-12-24 2018-04-03 王文亮 Template-driven takes off internal threaded mechanisms mould
CN108407221A (en) * 2015-05-20 2018-08-17 乌鲁木齐九品芝麻信息科技有限公司 A kind of hot flow path double stack mold injection structure injection mold and its application method

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5649241A (en) * 1979-09-28 1981-05-02 Katashi Aoki Method for injection molding for double layer parison
CN108407221A (en) * 2015-05-20 2018-08-17 乌鲁木齐九品芝麻信息科技有限公司 A kind of hot flow path double stack mold injection structure injection mold and its application method
CN105252716A (en) * 2015-11-17 2016-01-20 重庆持恒模具有限公司 Plastic mold
CN107866947A (en) * 2016-12-24 2018-04-03 王文亮 Template-driven takes off internal threaded mechanisms mould
CN106881829A (en) * 2017-03-15 2017-06-23 佛山市顺德区百年科技有限公司 Hot runner structure, injection mold, processing method and injection moulding process

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114986807A (en) * 2022-06-02 2022-09-02 美的集团股份有限公司 Injection mould

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Application publication date: 20190402