CN203876157U - Lateral pull rod spring core-pulling mechanism of cavity of injection mould - Google Patents
Lateral pull rod spring core-pulling mechanism of cavity of injection mould Download PDFInfo
- Publication number
- CN203876157U CN203876157U CN201420211861.XU CN201420211861U CN203876157U CN 203876157 U CN203876157 U CN 203876157U CN 201420211861 U CN201420211861 U CN 201420211861U CN 203876157 U CN203876157 U CN 203876157U
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- plate
- core
- die cavity
- cavity
- action sliders
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Abstract
The utility model provides a lateral pull rod spring core-pulling mechanism of a cavity of an injection mould. The lateral pull rod spring core-pulling mechanism comprises an upper compound plate and a lower compound plate, wherein a cavity base plate is arranged below the upper compound plate and a cavity is arranged below the cavity base plate; a perforated hole is formed in the lower compound plate; the lower compound plate is provided with mould legs; upper and lower thimble plates are arranged between the mould legs; an ejection rod of an injection molding machine penetrates through the perforated hole to be contacted with the lower thimble plate; thimbles are arranged on the upper and lower thimble plates; a plastic part is arranged between a mould core arranged on the mould legs and the cavity; an outer side groove is formed in an inclined plate arranged at one side of the plastic part. The lateral pull rod spring core-pulling mechanism is characterized in that a bump is arranged at one side of a lateral core pulling slide block arranged below the cavity base plate and an inclined guide rail is arranged at the other side of the lateral core pulling slide block; an inclined slide groove formed in the inner wall of the cavity is matched with the inclined guide rail; an upper pulling hook is mounted at the lower part of the lateral core pulling slide block; the mould core is provided with a limiting groove and a lower limiting hook is mounted in the limiting groove; a pull rod is mounted between the upper compound plate and the cavity base plate; the lateral core pulling slide block is provided with a hole; a baffle in the hole is provided with a guiding hole; one end of the pull rod penetrates through the guiding hole so as to be connected with a retaining ring and a baffle; the pull rod is externally provided with a spring; one end of the spring is contacted with the baffle and the other end of the spring is contacted with the cavity base plate.
Description
Technical field
The utility model relates to injection mold, particularly relates to molding mold cavity lateral bracing strut spring core-pulling mechanism.
Background technology
Injection mold to working of plastics injection mo(u)lding after, if a side of working of plastics is shaped with swash plate, on swash plate, be shaped with outside groove, prior art conventionally adopts at the sidewall of core oil cylinder is installed, before mould die sinking, first by oil cylinder, drive side action sliders to extract the outside groove of working of plastics out, because cylinder action is slow, thereby cause injection cycle long, production efficiency is low, and oil cylinder is arranged on core sidewall, and mold integral volume is increased, thereby the injection machine that needs larger specification, has improved manufacturing cost, therefore also someone adopts under upper compound plate Angle Pin is installed, side action sliders is set on core, in side action sliders, open oblique guide hole, in mould die sinking, by Angle Pin, coordinated with oblique guide hole, drive side action sliders to a side core-pulling, deviate from outside groove, the shortcoming that this structure exists is: adopt Angle Pin and tiltedly guide hole cooperation, if Angle Pin side is taken out apart from larger, the angle of inclination of Angle Pin need be strengthened, but so easy wear out failure, even cause Angle Pin fracture, if the angle of inclination of Angle Pin is little, opening apart from larger of mould, could drive side action sliders to deviate from outside groove completely, so just, need to adopt the injection machine of larger specification, improved manufacturing cost.
Summary of the invention
The purpose of this utility model is the shortcoming existing in order to overcome prior art, provides a kind of mould to open apart from little, and structural strength is reliable, uses compared with the injection machine of small dimension, reduces manufacturing cost, the molding mold cavity lateral bracing strut spring core-pulling mechanism of enhancing productivity.
The technical scheme of the utility model molding mold cavity lateral bracing strut spring core-pulling mechanism is: comprise compound plate and lower compound plate, centring ring and gate bush are set in upper compound plate, die cavity backing plate is set under upper compound plate, under die cavity backing plate, die cavity is set, in lower compound plate, have perforation, on lower compound plate, mould pin is set, ejector retainner plate and lower ejector retainner plate are set on the lower compound plate between mould pin, injector push rod contacts with below lower ejector retainner plate through perforation, on, lower ejector retainner plate is provided with thimble, on mould pin, core is set, the working of plastics that has injection mo(u)lding between core and die cavity, a side at working of plastics is shaped with swash plate, on swash plate, be shaped with outside groove, it is characterized in that: under described die cavity backing plate, side action sliders is set, side action sliders one side is shaped with projection, projection matches with outside groove, side action sliders opposite side is shaped with slant rail, at die cavity inwall, be shaped with oblique chute, tiltedly chute and slant rail are slidably matched, under side action sliders, be equipped with drag hook, on core, have stopper slot, in stopper slot, be equipped with lower drag hook, upper drag hook matches with lower drag hook, between described upper compound plate and die cavity backing plate, pull bar is installed, perforate in side action sliders, in hole, be shaped with baffle plate, in baffle plate, have pilot hole, one of pull bar connects baffle ring through pilot hole, baffle ring contacts with baffle plate, described pull bar arranges spring outward, one of spring contacts with baffle plate, other end contacts with die cavity backing plate.
The utility model discloses a kind of molding mold cavity lateral bracing strut spring core-pulling mechanism, after working of plastics injection mo(u)lding, lower compound plate band dynamic model pin, upper ejector retainner plate, lower ejector retainner plate, thimble, core, lower drag hook and working of plastics move backward, mould is opened from core and die cavity, because the upper drag hook under side action sliders matches with the lower drag hook in core, the moving side action sliders of drop-down hook strip together moves backward, when side action sliders is mobile backward, the slant rail of side action sliders matches with the oblique chute of die cavity inwall, by die cavity, drive side action sliders to slide laterally, make side action sliders along continuous straight runs deviate from the outside groove of working of plastics, and the upper drag hook of side action sliders bottom also along continuous straight runs move and disengage lower drag hook, now the baffle ring under pull bar just in time contacts with the baffle plate in side action sliders, by pull bar, holding side action sliders stops moving backward, make side action sliders separated with core, to working of plastics, reserve the space of ejection device, lower compound plate continues to be with dynamic model pin, upper ejector retainner plate, lower ejector retainner plate, thimble, core and working of plastics move backward, when ejector retainner plate contacts with injector push rod instantly, by injector push rod, withstood, lower ejector retainner plate stops mobile, on, lower ejector retainner plate withstands thimble and stops mobile, thimble withstands working of plastics and stops mobile, make working of plastics deviate from core, complete the demoulding.This programme molding mold cavity lateral bracing strut spring core-pulling mechanism, adopt the oblique chute of die cavity inwall to coordinate with the slant rail of side action sliders, make side action sliders deviate from the outside groove of working of plastics, tiltedly chute and slant rail coordinate, structural strength is reliable, avoids occurring the excessive phenomenon such as be pulled off in angle of inclination, and mould is opened apart from just loosing core with less, thereby can adopt the injection machine compared with small dimension, reduce manufacturing cost; There is pull bar, on the one hand, after side action sliders completes and looses core, when upper and lower drag hook disengages, by pull bar, drive baffle ring to coordinate with baffle plate, drive side action sliders to deviate from core, pull bar coordinates with pilot hole on the other hand, and the glide direction of side action sliders is play the guiding role, and makes its slide-and-guide more accurate, and at pull bar, spring is set outward, when side action sliders coordinates with die cavity while moving backward, spring plays a role in promoting, and side action sliders and die cavity is slided more smooth and easy.
Accompanying drawing explanation
Fig. 1 is molding mold cavity lateral bracing strut spring core-pulling mechanism matched moulds status architecture schematic diagram;
Fig. 2 is molding mold cavity lateral bracing strut spring core-pulling mechanism side core-pulling status architecture schematic diagram;
Fig. 3 is molding mold cavity lateral bracing strut spring core-pulling mechanism die opening state structural representation.
The specific embodiment
The utility model relates to a kind of molding mold cavity lateral bracing strut spring core-pulling mechanism, as shown in Fig. 1-Fig. 3, comprise compound plate 1 and lower compound plate 2, centring ring 3 and gate bush 4 are set in upper compound plate, die cavity backing plate 5 is set under upper compound plate, die cavity 6 is set under die cavity backing plate, in lower compound plate 2, have perforation 7, on lower compound plate, mould pin 8 is set, ejector retainner plate 9 and lower ejector retainner plate 10 are set on the lower compound plate between mould pin, injector push rod 11 contacts with below lower ejector retainner plate through perforation 7, on, lower ejector retainner plate is provided with thimble 12, core 13 is set on mould pin, the working of plastics 14 that has injection mo(u)lding between core and die cavity 6, a side at working of plastics is shaped with swash plate 15, on swash plate, be shaped with outside groove 16, it is characterized in that: described die cavity backing plate arranges side action sliders 17 5 times, side action sliders one side is shaped with projection 18, projection matches with outside groove 16, side action sliders opposite side is shaped with slant rail 19, at die cavity 6 inwalls, be shaped with oblique chute 20, tiltedly chute and slant rail are slidably matched, side action sliders is equipped with drag hook 21 17 times, on core 13, have stopper slot 22, in stopper slot, be equipped with lower drag hook 23, upper drag hook matches with lower drag hook, between described upper compound plate 1 and die cavity backing plate 5, pull bar 24 is installed, in side action sliders 17, perforate 25, in hole, be shaped with baffle plate 26, in baffle plate, have pilot hole 27, one of pull bar connects baffle ring 28 through pilot hole, baffle ring contacts with baffle plate.After working of plastics 14 injection mo(u)ldings, lower compound plate 2 band dynamic model pin 8, upper ejector retainner plate 9, lower ejector retainner plate 10, thimble 12, core 13, lower drag hook 23 and working of plastics 14 move backward, mould is opened from core 13 and die cavity 6, because the upper drag hook 21 under side action sliders 17 matches with the lower drag hook 23 in core 13, the moving side action sliders of drop-down hook strip together moves backward, when side action sliders 17 is mobile backward, the slant rail 19 of side action sliders matches with the oblique chute 20 of die cavity 6 inwalls, by die cavity 6, drive side action sliders 17 to slide laterally, make side action sliders along continuous straight runs deviate from the outside groove 16 of working of plastics 14, and the upper drag hook 21 of side action sliders bottom also along continuous straight runs move and disengage lower drag hook 23, now the baffle ring 28 under pull bar 24 just in time contacts with the baffle plate 26 in side action sliders 17, by pull bar, holding side action sliders stops moving backward, make side action sliders separated with core 13, reserve the space of ejection device to working of plastics 14, lower compound plate 2 continues band dynamic model pin 8, upper ejector retainner plate 9, lower ejector retainner plate 10, thimble 12, core 13 and working of plastics 14 move backward, when ejector retainner plate contacts with injector push rod 11 instantly, by injector push rod, withstood, lower ejector retainner plate stops mobile, on, lower ejector retainner plate 9, 10 withstand thimble 12 stops mobile, thimble withstands working of plastics 14 and stops mobile, make working of plastics deviate from core 13, complete the demoulding.This programme molding mold cavity lateral bracing strut spring core-pulling mechanism, adopt the oblique chute 20 of die cavity 6 inwalls to coordinate with the slant rail 19 of side action sliders 17, make side action sliders deviate from the outside groove 16 of working of plastics 14, tiltedly chute and slant rail coordinate, structural strength is reliable, avoids occurring the excessive phenomenon such as be pulled off in angle of inclination, and mould is opened apart from just loosing core with less, thereby can adopt the injection machine compared with small dimension, reduce manufacturing cost; There is pull bar 24, on the one hand after side action sliders 17 completes and looses core, when upper and lower drag hook 21,23 disengages, by pull bar, drive baffle ring 28 to coordinate with baffle plate 26, drive side action sliders to deviate from core 13, pull bar 24 coordinates with pilot hole 27 on the other hand, and the glide direction of side action sliders 17 is play the guiding role, and makes its slide-and-guide more accurate.The outer spring 29 that arranges of described pull bar 24, one of spring contacts with baffle plate 26, and other end contacts with die cavity backing plate 5.Had spring 29, in side action sliders 17, coordinated while moving backward with die cavity 6, spring 29 plays a role in promoting, and makes side action sliders action more smooth and easy.
Claims (1)
1. molding mold cavity lateral bracing strut spring core-pulling mechanism, comprise compound plate (1) and lower compound plate (2), centring ring (3) and gate bush (4) are set in upper compound plate, die cavity backing plate (5) is set under upper compound plate, die cavity (6) is set under die cavity backing plate, in lower compound plate (2), have perforation (7), mould pin (8) is set on lower compound plate, ejector retainner plate (9) and lower ejector retainner plate (10) are set on the lower compound plate between mould pin, injector push rod (11) contacts with below lower ejector retainner plate through perforation (7), on, lower ejector retainner plate is provided with thimble (12), core (13) is set on mould pin, the working of plastics (14) that has injection mo(u)lding between core and die cavity (6), a side at working of plastics is shaped with swash plate (15), on swash plate, be shaped with outside groove (16), it is characterized in that: side action sliders (17) is set under described die cavity backing plate (5), side action sliders one side is shaped with projection (18), projection matches with outside groove (16), side action sliders opposite side is shaped with slant rail (19), at die cavity (6) inwall, be shaped with oblique chute (20), tiltedly chute and slant rail are slidably matched, under side action sliders (17), be equipped with drag hook (21), on core (13), have stopper slot (22), in stopper slot, be equipped with lower drag hook (23), upper drag hook matches with lower drag hook, between described upper compound plate (1) and die cavity backing plate (5), pull bar (24) is installed, perforate (25) in side action sliders (17), in hole, be shaped with baffle plate (26), in baffle plate, have pilot hole (27), one of pull bar connects baffle ring (28) through pilot hole, baffle ring contacts with baffle plate, the outer spring (29) that arranges of described pull bar (24), one of spring contacts with baffle plate (26), other end contacts with die cavity backing plate (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420211861.XU CN203876157U (en) | 2014-04-29 | 2014-04-29 | Lateral pull rod spring core-pulling mechanism of cavity of injection mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420211861.XU CN203876157U (en) | 2014-04-29 | 2014-04-29 | Lateral pull rod spring core-pulling mechanism of cavity of injection mould |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203876157U true CN203876157U (en) | 2014-10-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420211861.XU Expired - Fee Related CN203876157U (en) | 2014-04-29 | 2014-04-29 | Lateral pull rod spring core-pulling mechanism of cavity of injection mould |
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| CN (1) | CN203876157U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103963234A (en) * | 2014-04-29 | 2014-08-06 | 台州市凯华塑业有限公司 | Side pull-rod spring core-pulling mechanism for injection mold cavity |
| CN104802367A (en) * | 2015-03-25 | 2015-07-29 | 浙江凯华模具有限公司 | Side core-pulling mechanism used for injection mold and provided with fixed die side inclined ejector block driven by kiss-off part |
| CN108748904A (en) * | 2018-07-24 | 2018-11-06 | 宁波瑞元模塑有限公司 | Oiling wicket molds anti-drawing anticollision device, collision-prevention device |
| CN114434737A (en) * | 2021-12-27 | 2022-05-06 | 苏州爱福特精密模具有限公司 | Inner annular grid forming structure of housing plastic part |
| CN114714580A (en) * | 2022-04-20 | 2022-07-08 | 天津银宝山新科技有限公司 | Track-changing core-pulling structure with internal division type bumper auxiliary pulling deformation |
-
2014
- 2014-04-29 CN CN201420211861.XU patent/CN203876157U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103963234A (en) * | 2014-04-29 | 2014-08-06 | 台州市凯华塑业有限公司 | Side pull-rod spring core-pulling mechanism for injection mold cavity |
| CN103963234B (en) * | 2014-04-29 | 2016-04-27 | 台州市凯华塑业有限公司 | Molding mold cavity lateral bracing strut spring core-pulling mechanism |
| CN104802367A (en) * | 2015-03-25 | 2015-07-29 | 浙江凯华模具有限公司 | Side core-pulling mechanism used for injection mold and provided with fixed die side inclined ejector block driven by kiss-off part |
| CN108748904A (en) * | 2018-07-24 | 2018-11-06 | 宁波瑞元模塑有限公司 | Oiling wicket molds anti-drawing anticollision device, collision-prevention device |
| CN108748904B (en) * | 2018-07-24 | 2023-09-26 | 宁波瑞元模塑有限公司 | Anti-pulling anti-collision device for opening oil filling small door |
| CN114434737A (en) * | 2021-12-27 | 2022-05-06 | 苏州爱福特精密模具有限公司 | Inner annular grid forming structure of housing plastic part |
| CN114714580A (en) * | 2022-04-20 | 2022-07-08 | 天津银宝山新科技有限公司 | Track-changing core-pulling structure with internal division type bumper auxiliary pulling deformation |
| CN114714580B (en) * | 2022-04-20 | 2024-05-28 | 天津银宝山新科技有限公司 | Track-changing core-pulling structure with internal parting bumper assisting in pulling deformation |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: TAIZHOU KAIHUA AUTOMOTIVE MOULDS CO., LTD. Free format text: FORMER NAME: TAIZHOU KAIHUA PLASTIC INDUSTRY CO., LTD. |
|
| CP03 | Change of name, title or address |
Address after: 317108, Zhejiang Province three counties Pu dam town (Zhejiang three coastal industrial city) Patentee after: Taizhou plain Kai Hua automobile die Co., Ltd Address before: The three door county of Taizhou City, Zhejiang province 317108 along the red (three in Zhejiang coastal industrial city) Patentee before: Taizhou City Kaihua Plastic Industry Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141015 Termination date: 20190429 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |