CN203282688U - Multi-head needle valve hot sprue for hot runner system - Google Patents
Multi-head needle valve hot sprue for hot runner system Download PDFInfo
- Publication number
- CN203282688U CN203282688U CN2013202193724U CN201320219372U CN203282688U CN 203282688 U CN203282688 U CN 203282688U CN 2013202193724 U CN2013202193724 U CN 2013202193724U CN 201320219372 U CN201320219372 U CN 201320219372U CN 203282688 U CN203282688 U CN 203282688U
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- hot mouth
- needle
- sprue
- runner
- flow distribution
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Abstract
The utility model relates to the technical field of hot runner dies, in particular to a multi-head needle valve hot sprue for a hot runner system, which comprises a plurality of hot sprue bodies, wherein a sprue bush is arranged on each hot sprue body; a melted plastic runner is formed in each hot sprue bodies; a sprue element is arranged at the bottom of each melted plastic runner, and penetrates the sprue bush; a discharging hole and a heating base are arranged at the bottom of the sprue element; insertion holes with the same number as that of hot sprue bodies are formed in the bottom of the heating base; the plurality of hot sprue bodies are arranged in the insertion holes; a valve needle is arranged in each melted plastic runner; the lower part of each valve needle penetrates each sprue element; the upper part of each valve needle is connected with a driving device; a plastic feeding device is arranged between the driving device and the heating base; the plastic feeding device is communicated with the melted plastic runner . According to the utility model, the plurality of hot sprue bodies can be heated by one heating piece, and the problem that the heating piece can only heat one hot sprue body is solved; the manufacturing cost is reduced; the practicability is strong.
Description
Technical field
The utility model relates to the hot runner mould technical field, relates in particular to a kind of TOP-TIP bull needle valve hot mouth.
Background technology
Hot runner mould is mainly for the production of plastic product, it is to utilize heater to make the interior melt of runner noncondensing mould all the time, hot runner mould is short than the forming period of traditional moulds, and more economize in raw materials, flourishing country and the area of each industry all obtains applying very widely so hot runner mould is in the world today.Groundwork flow process when hot runner mould is used for injecting products is, at first the plastic raw materials of melting is injected from injection machine the sprue that hot runner mould arranges, the plastic raw materials of the melting runner of flowing through, then, to nozzle, then by nozzle, injected in mold cavity, last plastic product moulding, the hot mouth of prior art, a heat generating member only heats a hot mouth body, and the cost of heat generating member is higher, a heat generating member coordinates a hot mouth job, has increased undoubtedly production cost.
Summary of the invention
The purpose of this utility model is to provide a kind of TOP-TIP bull needle valve hot mouth for the deficiencies in the prior art, heat generating member of the utility model heats a plurality of hot mouth bodies simultaneously, solved a problem that heat generating member only heats a hot mouth body, reduced production cost, practical.
for achieving the above object, a kind of TOP-TIP bull needle valve hot mouth of the present utility model, comprise several hot mouth bodies, the bottom of described hot mouth body is provided with sprue bush, be provided with melt adhesive runner in described hot mouth body, the bottom of described melt adhesive runner arranges the mouth core, described mouth core is arranged in sprue bush, the bottom of described mouth core offers discharging opening, also comprise the heating seat, described heating seat offers the jack that equates with hot mouth body quantity, described heating cover for seat is provided with heat generating member, described several hot mouth bodies all are arranged in jack, be provided with needle in described melt adhesive runner, the bottom of described needle is arranged in the mouth core and seals discharging opening, the top of described needle is connected with drive unit, be provided with into adhesive dispenser between described drive unit and heating seat, describedly advance adhesive dispenser and be communicated with melt adhesive runner.
As preferably, the center of described heating seat offers cross recess, and described jack is uniformly distributed in the cross recessed periphery.
As preferably, describedly advance adhesive dispenser and comprise flow distribution plate and the inclined hole flow distribution plate that is set at flow distribution plate inside, described flow distribution plate and inclined hole flow distribution plate all offer the through hole that passes for needle, described flow distribution plate offers sprue, described inclined hole flow distribution plate offers the runner that equates with hot mouth body quantity, and the two ends of described runner are communicated with sprue, melt adhesive runner respectively.
As preferably, described needle is connected with flow distribution plate, inclined hole flow distribution plate matched in clearance respectively.
As preferably, described drive unit is cylinder, described cylinder comprises cylinder body, the upper end of described cylinder body is provided with cylinder cap, be provided with piston in described cylinder body, the bottom of described piston offers the blind hole corresponding with needle quantity, and the openend of described blind hole is through the base plate of cylinder body, be provided with lining in described blind hole, the top of described needle is inserted in lining.
As preferably, described needle is connected with the lining interference fit.
As preferably, described cylinder body and piston are provided with sealing ring.
the beneficial effects of the utility model: several hot mouth bodies are inserted in the heating seat, the heating cover for seat is provided with heat generating member, heat generating member and heating seat form a whole, the heat generating member heating, heat conducts to hot mouth body by the heating seat, heat, realize that a heat generating member heats a plurality of hot mouth bodies simultaneously, the piston driving needle of cylinder moves up and down, realize opening and closing of discharging opening, after discharging opening is opened, melt plastic cement is passed through sprue successively, runner, the colloidal sol runner, pass through again discharging opening, enter in the die cavity of mould, heat generating member of the utility model heats a plurality of hot mouth bodies simultaneously, solved a problem that heat generating member only heats a hot mouth body, reduced production cost, practical.
Description of drawings
Fig. 1 is cross-sectional view of the present utility model.
Cross-sectional view when Fig. 2 is the utility model work.
Fig. 3 is the structural representation of the utility model heating seat.
Reference numeral comprises:
1-hot mouth body, 11-sprue bush, 12-melt adhesive runner, 13-mouth core
2-heating seat, 21-jack, 22-cross recess, 23-heat generating member
3-needle, 4-drive unit, 41-cylinder body, 42-cylinder cap
43-piston, 44-lining, 45-sealing ring 5-advance adhesive dispenser
51-flow distribution plate, 511-sprue, 52-inclined hole flow distribution plate
521-runner.
The specific embodiment
Below in conjunction with accompanying drawing, the utility model is described in detail.
as shown in Figure 1 to Figure 3, a kind of TOP-TIP bull needle valve hot mouth, comprise several hot mouth bodies 1, the bottom of described hot mouth body 1 is provided with sprue bush 11, be provided with melt adhesive runner 12 in described hot mouth body 1, the bottom of described melt adhesive runner 12 arranges mouth core 13, described mouth core 13 is arranged in sprue bush 11, the bottom of described mouth core 13 offers discharging opening, also comprise heating seat 2, described heating seat 2 offers the jack 21 that equates with hot mouth body 1 quantity, described several hot mouth bodies 1 all are arranged in jack 21, described heating seat 2 is arranged with heat generating member 23, be provided with needle 3 in described melt adhesive runner 12, the bottom of described needle 3 is arranged in mouth core 13 and seals discharging opening, the top of described needle 3 is connected with drive unit 4, be provided with into adhesive dispenser 5 between described drive unit 4 and heating seat 2, describedly advance adhesive dispenser 5 and be communicated with melt adhesive runner 12.
the present embodiment inserts several hot mouth bodies 1 in heating seat 2, heating seat 2 is arranged with heat generating member 23, heat generating member 23 and heating seat 2 form a whole, heat generating member 23 heating, heat conducts to hot mouth body 1 by heating seat 2, heat, realize that a heat generating member 23 heats a plurality of hot mouth bodies 1 simultaneously, drive unit 4 valve needle 3 move up and down, realize opening and closing of discharging opening, after discharging opening is opened, melt plastic cement is advanced glue by advancing adhesive dispenser, enter in the die cavity of mould through discharging opening, heat generating member 23 of the utility model heats a plurality of hot mouth bodies 1 simultaneously, 23 problems that a hot mouth body 1 is heated of a heat generating member have been solved, reduced production cost, practical.
In the present embodiment, the center of described heating seat 2 offers cross recess 22, and described jack 21 is uniformly distributed in the periphery of cross recess 22, reduces material, prevents that the heat of each hot mouth body 1 from conducting mutually, saves the loss of heat.
in the present embodiment, describedly advance adhesive dispenser 5 and comprise flow distribution plate 51 and the inclined hole flow distribution plate 52 that is set at flow distribution plate 51 inside, described flow distribution plate 51 all offers with inclined hole flow distribution plate 52 through hole that passes for needle 3, described flow distribution plate 51 offers sprue 511, described inclined hole flow distribution plate 52 offers the runner 521 that equates with hot mouth body 1 quantity, the two ends of described runner 521 respectively with sprue 511, melt adhesive runner 12 is communicated with, inclined hole flow distribution plate 52 is fixedly connected with flow distribution plate 51, melt plastic cement is successively by sprue 511, runner 521, colloidal sol runner 12, pass through again discharging opening, enter in the die cavity of mould.
In the present embodiment, described needle 3 is connected with flow distribution plate 51, inclined hole flow distribution plate 52 matched in clearance respectively, is convenient to needle 3 and moves up and down.
In the present embodiment, described drive unit 4 is cylinder, described cylinder comprises cylinder body 41, the upper end of described cylinder body 41 is provided with cylinder cap 42, be provided with piston 43 in described cylinder body 41, the bottom of described piston 43 offers the blind hole corresponding with needle 3 quantity, the openend of described blind hole is through the base plate of cylinder body, be provided with lining 44 in described blind hole, the top of described needle 3 is inserted in lining 44, lining 44 and piston 43 clampings, and the top of needle 3 is inserted in lining 44, piston 43 drives needle 3 and moves up and down, and realizes opening and closing of discharging opening.
In the present embodiment, described needle 3 is connected with lining 44 interference fit, and needle 3 is more tight with being connected of lining 44.
In the present embodiment, described cylinder body 41 is provided with sealing ring 45 with piston 43, increases the air-tightness of cylinder, guarantees that the air pressure in cylinder is in good state, simultaneously, makes the movement effects of needle 3 reach better, follow-up operation and safeguard convenient.
Above content is only preferred embodiment of the present utility model, for those of ordinary skill in the art, according to thought of the present utility model, all will change in specific embodiments and applications, this description should not be construed as restriction of the present utility model.
Claims (7)
1. TOP-TIP bull needle valve hot mouth, comprise several hot mouth bodies (1), the bottom of described hot mouth body (1) is provided with sprue bush (11), be provided with melt adhesive runner (12) in described hot mouth body (1), the bottom of described melt adhesive runner (12) arranges mouth core (13), described mouth core (13) is arranged in sprue bush (11), the bottom of described mouth core (13) offers discharging opening, it is characterized in that: also comprise heating seat (2), described heating seat (2) offers the jack (21) that equates with hot mouth body (1) quantity, described several hot mouth bodies (1) all are arranged in jack (21), described heating seat (2) is arranged with heat generating member (23), be provided with needle (3) in described melt adhesive runner (12), the bottom of described needle (3) is arranged in mouth core (13) and seals discharging opening, the top of described needle (3) is connected with drive unit (4), be provided with into adhesive dispenser (5) between described drive unit (4) and heating seat (2), describedly advance adhesive dispenser (5) and be communicated with melt adhesive runner (12).
2. a kind of TOP-TIP bull needle valve hot mouth according to claim 1 is characterized in that: the center of described heating seat (2) offers cross recess (22), and described jack (21) is uniformly distributed in the periphery of cross recess (22).
3. a kind of TOP-TIP bull needle valve hot mouth according to claim 1, it is characterized in that: describedly advance the inclined hole flow distribution plate (52) that adhesive dispenser (5) comprises that flow distribution plate (51) is inner with being set at flow distribution plate (51), described flow distribution plate (51) all offers with inclined hole flow distribution plate (52) through hole that passes for needle (3), described flow distribution plate (51) offers sprue (511), described inclined hole flow distribution plate (52) offers the runner (521) that equates with hot mouth body (1) quantity, the two ends of described runner (521) respectively with sprue (511), melt adhesive runner (12) is communicated with.
4. a kind of TOP-TIP bull needle valve hot mouth according to claim 3, it is characterized in that: described needle (3) is connected with flow distribution plate (51), inclined hole flow distribution plate (52) matched in clearance respectively.
5. a kind of TOP-TIP bull needle valve hot mouth according to claim 1, it is characterized in that: described drive unit (4) is cylinder, described cylinder comprises cylinder body (41), the upper end of described cylinder body (41) is provided with cylinder cap (42), be provided with piston (43) in described cylinder body (41), the bottom of described piston (43) offers the blind hole corresponding with needle (3) quantity, the openend of described blind hole is through the base plate of cylinder body (41), be provided with lining (44) in described blind hole, the top of described needle (3) is inserted in lining (44).
6. a kind of TOP-TIP bull needle valve hot mouth according to claim 5, it is characterized in that: described needle (3) is connected with lining (44) interference fit.
7. a kind of TOP-TIP bull needle valve hot mouth according to claim 5 is characterized in that: described cylinder body (41) is provided with sealing ring (45) with piston (43).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202193724U CN203282688U (en) | 2013-04-26 | 2013-04-26 | Multi-head needle valve hot sprue for hot runner system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202193724U CN203282688U (en) | 2013-04-26 | 2013-04-26 | Multi-head needle valve hot sprue for hot runner system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203282688U true CN203282688U (en) | 2013-11-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013202193724U Expired - Lifetime CN203282688U (en) | 2013-04-26 | 2013-04-26 | Multi-head needle valve hot sprue for hot runner system |
Country Status (1)
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| CN (1) | CN203282688U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106015162A (en) * | 2016-07-27 | 2016-10-12 | 苏州好特斯模具有限公司 | Double-valve-needle elliptic-type piston assembly |
| TWI555627B (en) * | 2014-11-04 | 2016-11-01 | 丁裕釗 | Pre-set type hot runner device having valve needle |
| CN106346711A (en) * | 2016-09-23 | 2017-01-25 | 东莞市热恒注塑科技有限公司 | One-mouth hot runner system with multiple valve needles distributed at small intervals |
| CN107356301A (en) * | 2017-08-21 | 2017-11-17 | 江苏瑞合硕电子科技有限公司 | Board unit on apparatus for metering fluids |
| CN107891584A (en) * | 2017-12-28 | 2018-04-10 | 苏州联开精密模具有限公司 | A kind of hot runner structure of injection mold |
| CN108081551A (en) * | 2016-11-21 | 2018-05-29 | 柳道万和(苏州)热流道系统有限公司 | Hot runner system |
| CN111037857A (en) * | 2019-12-27 | 2020-04-21 | 广东弗伦克模塑科技有限公司 | Single-cylinder multipoint hot runner system |
-
2013
- 2013-04-26 CN CN2013202193724U patent/CN203282688U/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI555627B (en) * | 2014-11-04 | 2016-11-01 | 丁裕釗 | Pre-set type hot runner device having valve needle |
| CN106015162A (en) * | 2016-07-27 | 2016-10-12 | 苏州好特斯模具有限公司 | Double-valve-needle elliptic-type piston assembly |
| CN106015162B (en) * | 2016-07-27 | 2017-10-31 | 苏州好特斯模具有限公司 | Bivalve pin ellipse piston component |
| CN106346711A (en) * | 2016-09-23 | 2017-01-25 | 东莞市热恒注塑科技有限公司 | One-mouth hot runner system with multiple valve needles distributed at small intervals |
| CN108081551A (en) * | 2016-11-21 | 2018-05-29 | 柳道万和(苏州)热流道系统有限公司 | Hot runner system |
| CN108081551B (en) * | 2016-11-21 | 2024-01-30 | 柳道万和(苏州)热流道系统有限公司 | Hot runner system |
| CN107356301A (en) * | 2017-08-21 | 2017-11-17 | 江苏瑞合硕电子科技有限公司 | Board unit on apparatus for metering fluids |
| CN107891584A (en) * | 2017-12-28 | 2018-04-10 | 苏州联开精密模具有限公司 | A kind of hot runner structure of injection mold |
| CN111037857A (en) * | 2019-12-27 | 2020-04-21 | 广东弗伦克模塑科技有限公司 | Single-cylinder multipoint hot runner system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131113 |