CN101670868B - Tail frame of high-end motorcycle and sophisticated and complicated plastic injection mold thereof - Google Patents
Tail frame of high-end motorcycle and sophisticated and complicated plastic injection mold thereof Download PDFInfo
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- CN101670868B CN101670868B CN200910191008XA CN200910191008A CN101670868B CN 101670868 B CN101670868 B CN 101670868B CN 200910191008X A CN200910191008X A CN 200910191008XA CN 200910191008 A CN200910191008 A CN 200910191008A CN 101670868 B CN101670868 B CN 101670868B
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Abstract
The invention discloses an integrated tail frame of a high-end motorcycle, and the tail frame has the advantages of high strength, safety and exquisite appearance. The invention further discloses a sophisticated and complicated plastic injection mold of the tail frame of the high-end motorcycle, a front mold cavity used for molding the shape of the external surface of the upper part of the tail frame and a back mold cavity used for molding the shape of the external surface of the lower part of the tail frame are respectively formed on a front mold core and a back mold core, die cores are arranged in the front mold cavity and the back mold cavity, a first inclined wedge and inclined slide block core pulling mechanism and a second inclined wedge and inclined slide block core pulling mechanism are respectively arranged at the middle part and the middle upper part of each die core, penetration operation holes are formed at the lower parts of the die cores, a front core pulling block is arranged in each operation hole, and the front core pulling blocks penetrate the front mold core and are fixedly connected with a front mold back plate; and an ejection mechanism used for ejecting the die cores is arranged on a back mold component. The invention only needs a set of mold and can reduce the cost, improve the production efficiency and accelerate the development speed of a product.
Description
Technical field
The present invention relates to a kind of injection forming mold, specifically, is a kind of motor tailstock frame injection mould.
Background technology
The special-purpose XY102 type of existing outlet motor tailstock frame is made up of three parts, be left tail frame, right tail frame and intermediate connector, arrange and the shape symmetry about left and right tail frame, tail end at left and right tail frame is provided with described intermediate connector, upper and lower edge at this left and right tail frame head end respectively is provided with journal stirrup, upper limb at this left and right tail frame middle part and postmedian is respectively equipped with first breach and second breach, and this second breach is near described intermediate connector.There is following defective in this tail frame: (1) owing to add needs two molds in man-hour, the die cost height, and production efficiency is low; Be assembled together again after (2) three parts are processed respectively, unavoidably have aberration between them; (3) since during the assembling of three parts joint close not necessarily even, and easily produce overlap around the die joint, so the commissure of left and right sides tail frame and intermediate connector is uneven behind the product baking vanish, easily scrape hand, appearance is relatively poor; (4) owing to be not an integral body, the intensity ratio of product a little less than, exist certain potential safety hazard.
Summary of the invention
One of technical matters to be solved by this invention is to provide a kind of high-grade motor tailstock frame, intensity height, the good looking appearance of this top grade motor tailstock frame.
In order to address the above problem, technical scheme of the present invention is: a kind of high-grade motor tailstock frame, arrange about comprising and the left tail frame of shape symmetry and right tail frame and the intermediate connector that is connected left and right tail frame, this intermediate connector is positioned at the tail end of left and right tail frame, the upper and lower edge of described left and right tail frame head end respectively is provided with journal stirrup, upper limb at this left and right tail frame middle part and postmedian is respectively equipped with first breach and second breach, and this second breach is near described intermediate connector, and described left and right tail frame and intermediate connector are one-body molded.
Another object of the present invention is to provide a kind of precision of high-grade motor tailstock frame, complicated plastic injection mold, membrane module and back membrane module before comprising, should comprise front mould core and front mould backboard by preceding membrane module, this back membrane module comprises back model core, cushion block and back mould backboard, on described front mould core and back model core, be respectively equipped with preceding model cavity that is used for moulding tail frame outer surface of upper shape and the back model cavity that is used for moulding tail frame lower external face shape, in this preceding model cavity and back model cavity, core rod is housed, leave the injection moulding die cavity that shape and tail frame are complementary between this core rod and front mould core and the back model core, and this injection moulding die cavity communicates with feed nozzle on being arranged on the front mould core; Middle part and middle and upper part at described core rod are respectively equipped with the first wedge angled-lift splits core-pulling mechanism and the second wedge angled-lift splits core-pulling mechanism, this first and second wedge angled-lift splits core-pulling mechanism is first breach and second indentation, there of close described tail frame respectively, be provided with in the bottom of this core rod and run through handle hole, the piece of loosing core before in this handle hole, being equipped with, the piece of loosing core before this passes the front mould core captives joint with described front mould backboard; On the membrane module of back, be provided with the ejecting mechanism that is used to eject described core rod.
Preferred embodiment as technique scheme, the described first wedge angled-lift splits core-pulling mechanism is by loose core piece and be located at first two first slide blocks of loosing core the piece both sides and form of Wedge type first, wherein two first slide blocks are arranged in first slippage slot of core rod slippingly, this first slippage slot lateral direction penetrating core rod and opening are forward, the opposite face of these two first slide blocks is the inclined-plane, and is provided with "T"-shaped first guide runner on this inclined-plane; Described first front end of loosing core piece is fixed on the described front mould backboard, this first rear portion of loosing core piece is provided with " T " first guide rail, this first guide rail matches with the gradient of described first guide runner, and this first piece of loosing core moves by the direction of first guide rail along first guide runner.
Another preferred embodiment as technique scheme, the described second wedge angled-lift splits core-pulling mechanism is by loose core piece and be located at second two second slide blocks of loosing core the piece both sides of Wedge type second, wherein two second slide blocks are arranged in second slippage slot of core rod slippingly, this second slippage slot lateral direction penetrating core rod and opening are backward, the opposite face of these two second slide blocks is the inclined-plane, and is provided with "T"-shaped second guide rail on this inclined-plane; Described second rear end of loosing core piece is fixed on the model core of described back, this second front portion of loosing core piece is provided with " T " second guide runner, this second guide runner matches with the gradient of described second guide rail, and this second piece of loosing core moves by the direction of second guide runner along second guide rail.
Another preferred embodiment as technique scheme, described ejecting mechanism comprises inner guiding post, liftout plate, ejects backboard and push rod, wherein the two ends of inner guiding post are separately fixed on described back model core and the back mould backboard, described liftout plate and eject the backboard kink at this inner guiding post, be provided with push rod on this liftout plate, this push rod passes described back model core and is connected with described core rod.
Compared with prior art, the invention has the beneficial effects as follows:
(1) only needs one pair of mould, reduce die cost;
(2) original three product needed connect, and existing the needs connects, and reduced one procedure, reduced cost, improved production efficiency;
(3) do not have commissural problem behind the product baking vanish now, qualification rate improves greatly behind the product baking vanish, and has avoided aberration, has improved the presentation quality of product;
(4) product is one-body molded, and the intensity height of product has strengthened security of products;
(5) save raw MAT'L and manufacturing cost, shortened the delivery cycle;
(6) improve productivity effect more than 30%.
Description of drawings
Fig. 1 is the block diagram of tail frame of the present invention;
Fig. 2 is the front view of injection mould of the present invention;
Fig. 3 is the cutaway view along N-N line among Fig. 2;
Fig. 4 is the cutaway view along P-P line among Fig. 2;
Fig. 5 is the front view of core rod of the present invention and core-pulling mechanism;
Fig. 6 is the cutaway view along F-F line among Fig. 5;
Fig. 7 is the cutaway view along G-G line among Fig. 5;
Fig. 8 is along the cutaway view of H-H line among Fig. 5;
Fig. 9 is first front view of loosing core piece 10;
Figure 10 is the front view of first slide block 11;
Figure 11 is second back view of loosing core piece 13;
Figure 12 is the back view of second slide block 14.
The specific embodiment
Further the present invention is illustrated below in conjunction with drawings and Examples.
Referring to Fig. 1, high-grade motor tailstock frame is made of integrated left tail frame 1-1, right tail frame 1-2 and intermediate connector 1-3, arrange and the shape symmetry about left side tail frame 1-1 and right tail frame 1-2, tail end at left and right tail frame 1-1,1-2 is provided with intermediate connector 1-3, upper and lower edge at left and right tail frame 1-1,1-2 head end respectively is provided with journal stirrup 1-6, upper limb at this left and right tail frame 1-1,1-2 middle part and postmedian is respectively equipped with the first breach 1-4 and the second breach 1-5, and this second breach 1-5 is near described intermediate connector 1-3.
Referring to Fig. 2～4, the precision of high-grade motor tailstock frame of the present invention, complicated plastic injection mold are made up of preceding membrane module and back membrane module, and this preceding membrane module and back membrane module are by guide pin bushing 16 and guide pillar 17 location.Preceding membrane module is made of front mould core 2 and front mould backboard 1, and front mould core 2 is fixedly mounted on the front mould backboard 1, is provided with the preceding model cavity that is used for moulding tail frame outer surface of upper shape on front mould core 2.When producing product, adopt pressing plate dress mould mode that preceding membrane module is fixedly mounted on the injection machine upper table.
Back membrane module is made up of back model core 4, cushion block 5, back mould backboard 8, core rod 3 and ejecting mechanism, back model core 4 is installed on the back mould backboard 8 by cushion block 5, on back model core 4, be provided with the back model cavity that is used for moulding tail frame lower external face shape, in preceding model cavity and back model cavity, core rod 3 is housed, leave the injection moulding die cavity that shape and tail frame are complementary between this core rod 3 and front mould core 2 and the back model core 4, and this injection moulding die cavity communicates with feed nozzle 20 on being arranged on front mould core 2 and front mould backboard 1.
Referring to Fig. 5～12, middle part and middle and upper part at core rod 3 are respectively equipped with the first wedge angled-lift splits core-pulling mechanism and the second wedge angled-lift splits core-pulling mechanism, and this first and second wedge angled-lift splits core-pulling mechanism is the first breach 1-4 and the second breach 1-5 place of close described tail frame respectively.The first wedge angled-lift splits core-pulling mechanism is by loose core piece 10 and be located at first two first slide blocks 11,12 of loosing core piece 10 both sides and form of Wedge type first, wherein two first slide blocks 11,12 are arranged in first slippage slot of core rod 3 slippingly by " T " groove that cooperatively interacts, this first slippage slot lateral direction penetrating core rod 3 and opening are forward, the opposite face of this two first slide block 11,12 is the inclined-plane, and is provided with the "T"-shaped first guide runner 11a on this inclined-plane.First front end of loosing core piece 10 is fixed on the front mould backboard 1, this first rear portion of loosing core piece 10 is provided with " T " first guide rail 10a, this first guide rail 10a matches with the gradient of the first guide runner 11a, and this first piece 10 of loosing core moves along the direction of the first guide runner 11a by the first guide rail 10a.
The second wedge angled-lift splits core-pulling mechanism is by loose core piece 13 and be located at second two second slide blocks 14,15 of loosing core piece 13 both sides of Wedge type second, wherein two second slide blocks 14,15 are arranged in "T"-shaped second slippage slot of core rod 3 slippingly by " T " groove that cooperatively interacts, this second slippage slot lateral direction penetrating core rod 3 and opening are backward, the opposite face of this two second slide block 14,15 is the inclined-plane, and is provided with the "T"-shaped second guide rail 14a on this inclined-plane; Described second rear end of loosing core piece 13 is fixed on the described back model core 4, this second front portion of loosing core piece 13 is provided with " T " second guide runner 13a, this second guide runner 13a matches with the gradient of the described second guide rail 14a, and this second piece 13 of loosing core moves along the direction of the second guide rail 14a by the second guide runner 13a.
Be provided with in the bottom of core rod 3 and run through handle hole, the piece 9 of loosing core before being equipped with in this handle hole, the piece 9 of loosing core before this pass front mould core 2 captives joint with front mould backboard 1.
After left and right tail frame 1-1,1-2 and intermediate connector 1-3 change integral type into, the first breach 1-4 of workpiece and the second breach 1-5 place are wrapped in all that cause on the core rod can't the demoulding, receive core-pulling mechanism in the present invention after the die sinking in the inner slide by being provided with, the demoulding is carried out at the parcel dead angle at the first breach 1-4 and the second breach 1-5 place.Between the first breach 1-4 and journal stirrup 1-6, adopt simultaneously and take out block mode, after die sinking, core rod is found time to step down herein, so that the operator takes out product smoothly from core rod.
Ejecting mechanism by inner guiding post 21, liftout plate 6, eject backboard 7 and push rod 18 constitutes, wherein the two ends of inner guiding post 21 are separately fixed on back model core 4 and the back mould backboard 8, described liftout plate 6 and eject backboard 7 kinks at this inner guiding post 21, be provided with push rod 18 on this liftout plate 6, this push rod 18 passes described back model core 4 and is connected with described core rod 3.
Below further set forth the principle of work of mould of the present invention:
Adopt the pressing plate mode to compress front mould backboard 1 and back mould backboard 8 so that mould is fixed on the injection machine bench board.Check the back and keep the mould closure state.
The plastics that melt are entered the injection moulding die cavity through feed nozzle 20, treat the full back pressurize of injection moulding die cavity injection, make plastics process cooled and solidified in cavity body of mould, machinery drives back membrane module and front mould components apart then.This moment, the preceding piece 9 of loosing core broke away from core rod, forms resigning hole, so that operating personal takes out product smoothly because the piece 9 of before loosing core is fixed on the front mould backboard 1.At preceding membrane module when membrane module separates with the back, first piece 10 of loosing core drives two first slide blocks 11,12 inside parallel sliding on core rod 3, finishes the action of loosing core that the dead angle is wrapped up at the first breach 1-4 place.Current membrane module is with after the back membrane module separates, and the injection machine ejecting mechanism ejects backboard 7 and liftout plate 6 by ejecting via hole 19 promotions, through the exertin transmission make core rod 3 with after model core 4 separate.Because second piece 13 of loosing core is fixed in the back model core 4, by moving two second slide blocks 14,15 of the T troughed belt that cooperatively interacts inside parallel sliding on core rod 3, finish the action of loosing core that the dead angle is wrapped up at the second breach 1-5 place, finish the demoulding like this.
Claims (4)
1. the precision of a high-grade motor tailstock frame, complicated plastic injection mold, about comprising, described high-grade motor tailstock frame arranges and the left tail frame (1-1) and the right tail frame (1-2) of shape symmetry and be connected left, right tail frame (1-1, intermediate connector 1-2) (1-3), this intermediate connector (1-3) is positioned at a left side, right tail frame (1-1, tail end 1-2), a described left side, right tail frame (1-1,1-2) head end on, lower edge respectively is provided with journal stirrup (1-6), on this left side, right tail frame (1-1,1-2) upper limb of middle part and postmedian is respectively equipped with first breach (1-4) and second breach (1-5), and this second breach (1-5) is characterized in that: a described left side near described intermediate connector (1-3), right tail frame (1-1,1-2) and intermediate connector (1-3) one-body molded; The precision of described high-grade motor tailstock frame, membrane module and back membrane module before complicated plastic injection mold comprises, should comprise front mould core (2) and front mould backboard (1) by preceding membrane module, this back membrane module comprises back model core (4), cushion block (5) and back mould backboard (8), it is characterized in that: on described front mould core (2) and back model core (4), be respectively equipped with preceding model cavity that is used for moulding tail frame outer surface of upper shape and the back model cavity that is used for moulding tail frame lower external face shape, in this preceding model cavity and back model cavity, core rod (3) is housed, leave the injection moulding die cavity that shape and tail frame are complementary between this core rod (3) and front mould core (2) and back model core (4), and this injection moulding die cavity communicates with feed nozzle (20) on being arranged on front mould core (2); Middle part and middle and upper part at described core rod (3) are respectively equipped with the first wedge angled-lift splits core-pulling mechanism and the second wedge angled-lift splits core-pulling mechanism, this first and second wedge angled-lift splits core-pulling mechanism is located near first breach (1-4) and second breach (1-5) of described tail frame respectively, be provided with in the bottom of this core rod (3) and run through handle hole, the piece (9) of loosing core before in this handle hole, being equipped with, the piece (9) of loosing core before this passes front mould core (2) captives joint with described front mould backboard (1); On the membrane module of back, be provided with the ejecting mechanism that is used to eject described core rod (3).
2. precision, the complicated plastic injection mold of high-grade motor tailstock frame according to claim 1, it is characterized in that: the described first wedge angled-lift splits core-pulling mechanism is by loose core piece (10) and be located at first two first slide blocks (11,12) of loosing core piece (10) both sides and form of Wedge type first, wherein two first slide blocks (11,12) are arranged in first slippage slot of core rod (3) slippingly, this first slippage slot lateral direction penetrating core rod (3) and opening are forward, the opposite face of this two first slide block (11,12) is the inclined-plane, and is provided with "T"-shaped first guide runner on this inclined-plane; Described first front end of loosing core piece (10) is fixed on the described front mould backboard (1), this first rear portion of loosing core piece (10) is provided with "T"-shaped first guide rail, this first guide rail matches with the gradient of described first guide runner, and this first piece (10) of loosing core moves by the direction of first guide rail along first guide runner.
3. precision, the complicated plastic injection mold of high-grade motor tailstock frame according to claim 1, it is characterized in that: the described second wedge angled-lift splits core-pulling mechanism is by loose core piece (13) and be located at second two second slide blocks (14,15) of loosing core piece (13) both sides of Wedge type second, wherein two second slide blocks (14,15) are arranged in second slippage slot of core rod (3) slippingly, this second slippage slot lateral direction penetrating core rod (3) and opening are backward, the opposite face of this two second slide block (14,15) is the inclined-plane, and is provided with "T"-shaped second guide rail on this inclined-plane; Described second rear end of loosing core piece (13) is fixed on the described back model core (4), this second front portion of loosing core piece (13) is provided with "T"-shaped second guide runner, this second guide runner matches with the gradient of described second guide rail, and this second piece (13) of loosing core moves by the direction of second guide runner along second guide rail.
4. according to precision, the complicated plastic injection mold of the arbitrary described high-grade motor tailstock frame of claim 1 to 3, it is characterized in that: described ejecting mechanism comprises inner guiding post (21), liftout plate (6), ejects backboard (7) and push rod (18), wherein the two ends of inner guiding post (21) are separately fixed on described back model core (4) and the back mould backboard (8), described liftout plate (6) and eject backboard (7) kink on this inner guiding post (21), be provided with described push rod (18) on this liftout plate (6), this push rod (18) passes described back model core (4) and is connected with described core rod (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910191008XA CN101670868B (en) | 2009-09-28 | 2009-09-28 | Tail frame of high-end motorcycle and sophisticated and complicated plastic injection mold thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910191008XA CN101670868B (en) | 2009-09-28 | 2009-09-28 | Tail frame of high-end motorcycle and sophisticated and complicated plastic injection mold thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101670868A CN101670868A (en) | 2010-03-17 |
| CN101670868B true CN101670868B (en) | 2011-08-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN200910191008XA Expired - Fee Related CN101670868B (en) | 2009-09-28 | 2009-09-28 | Tail frame of high-end motorcycle and sophisticated and complicated plastic injection mold thereof |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102896735B (en) * | 2012-10-19 | 2014-08-13 | 江西精百世液压机械有限公司 | Multifunctional automatic resin forming machine |
| CN104385537B (en) * | 2014-11-26 | 2017-01-18 | 江苏师范大学 | Injection mold for automobile engine cylinder head cover |
| CN106584789A (en) * | 2016-12-20 | 2017-04-26 | 柳州通为机械有限公司 | Injection molding mould for upper cover of cylinder body of automobile engine |
| CN108115888B (en) * | 2017-12-13 | 2020-04-21 | 湖北三江航天江河橡塑有限公司 | Four-side sliding block and pre-deformed storage battery shell mold |
| CN114228417B (en) * | 2022-01-28 | 2023-04-18 | 广东汇天航空航天科技有限公司 | Rear body structure of hovercar and hovercar |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1504382A (en) * | 2002-12-04 | 2004-06-16 | 本田技研工业株式会社 | Bodywork structure of two-wheel motor |
| CN200963898Y (en) * | 2006-11-07 | 2007-10-24 | 深圳职业技术学院 | Injection molding die liftout device |
-
2009
- 2009-09-28 CN CN200910191008XA patent/CN101670868B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1504382A (en) * | 2002-12-04 | 2004-06-16 | 本田技研工业株式会社 | Bodywork structure of two-wheel motor |
| CN200963898Y (en) * | 2006-11-07 | 2007-10-24 | 深圳职业技术学院 | Injection molding die liftout device |
Non-Patent Citations (1)
| Title |
|---|
| JP特开2000-313388A 2000.11.14 |
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| CN101670868A (en) | 2010-03-17 |
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