CN105235152A - Ejection-slide mechanism - Google Patents
Ejection-slide mechanism Download PDFInfo
- Publication number
- CN105235152A CN105235152A CN201510651348.1A CN201510651348A CN105235152A CN 105235152 A CN105235152 A CN 105235152A CN 201510651348 A CN201510651348 A CN 201510651348A CN 105235152 A CN105235152 A CN 105235152A
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- China
- Prior art keywords
- slide
- insert
- slide mechanism
- ejection
- plate
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Classifications
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- 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
- B29C45/40—Removing or ejecting moulded articles
- B29C45/4005—Ejector 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
The invention discloses an ejection-slide mechanism. The ejection-slide mechanism comprises a front die and a rear die, wherein the front die comprises a front die plate and a front die core, and a shovelling machine is fixed at one side of the front die plate; the rear die comprises a rear die plate, a rear die core, a slide mechanism and an ejection mechanism, the rear die core is fixedly connected with the rear die plate, the slide mechanism is connected with the rear die plate through a sliding device, and the slide mechanism comprises a slide seat and a slide insert; a vibrating needle device is arranged between the slide seat and the slide insert, and comprises a vibrating needle, a spring and a vibrating needle press block; one end of the vibrating needle penetrates through the slide insert and is connected with the slide insert through the spring, the other end of the vibrating needle penetrates through the slide seat and is connected with the vibrating needle press block, and the outer side of the vibrating needle press block contacts with the inner side of the shovelling machine; and the ejection mechanism comprises an ejection needle front surface, an ejection needle bottom plate and an ejection rod, and the ejection rod is connected with the sliding device. When the mechanism is used for die release, residue of clamping lines on the important appearance surfaces of products is avoided, and increase of other waste materials is not needed, so that the post-machining workload can be saved, and the production efficiency and product appearance quality can be improved.
Description
Technical field
The present invention relates to injection mold, particularly one ejects Slide mechanism.
Background technology
After action of injection terminates, plastic is cooling and shaping in mould, due to volume contraction, produces package power, when it releases from mould, just must overcome the frictional force produced because of package power to core.For the cylinder not with through hole, shell class plastic part, also need to overcome atmospheric pressure when the demoulding is released.In injection mould, the mechanism that the plastic products after cooling curing and running gate system (regrinding-material) safety and nondestructive from mould badly are released is called mould emptier, is also ejecting mechanism or ejecting mechanism.It is indeformable that safety and nondestructive goes bad plastic when referring to the demoulding, do not damage, not sticking to mould, and white without top, it is attractive in appearance that position, thimble position does not affect plastic.
For the product that product can not leave thimble vestige, general way increases if the rubbish of water inlet sample is reaching the object making product stripping for lower thimble at product edge.
Owing to will be added to the mouth of a river at product edge, cause the work at the product cutting mouth of a river to increase, product edge can remain the vestige cutting the mouth of a river, affects product attractive in appearance.
Summary of the invention
The object of this invention is to provide and a kind ofly eject Slide mechanism for de-molding injection molded products.
According to an aspect of the present invention, provide one and eject Slide mechanism, comprising can the front mould of folding and rear mold, front mould comprises front template and the front cavity fixing with front template, front template side is fixed with shovel, rear mold comprises rear pattern plate, rear cavity, Slide mechanism and ejecting mechanism, rear cavity be fixedly connected with rear pattern plate and its position and front cavity corresponding, Slide mechanism is connected with rear pattern plate by carriage, the slide insert that Slide mechanism comprises line position seat and is fixedly connected with it, bullet needle device is provided with between line position seat and slide insert, play needle device and comprise bullet pin, spring and bullet pin briquetting, play pin one end run through slide insert and be connected by spring with slide insert, the other end runs through line position seat and is connected with bullet pin briquetting, play outside pin briquetting with inside shovel and contact mutually, ejecting mechanism comprises thimble panel, Ejector Retainer Plate and the push rod be fixed on Ejector Retainer Plate, push rod is connected with carriage.
What adopt above technical scheme ejects Slide mechanism, when front and back mould is opened, plays pin briquetting and moves along shovel until depart from the restriction of shovel, now, plays pin and moves in line position seat gradually under the action of the spring and depart from product.This ejects Slide mechanism increases line position by the insignificant appearance at product, wrapping portion glue position, by ejecting mechanism, whole Slide mechanism joint product is ejected a segment distance when line position does not depart from product, product is made to depart from rear cavity, then line position is opened, make product depart from Slide mechanism, thus reach the object of product stripping.Adopt during this mechanism's demoulding and can not remain clamp in the important appearance of product, and without the need to increasing Other Waste material, aft-loaded airfoil workload can be saved, enhance productivity and improve product appearance quality.
In some embodiments, carriage comprises chute insert and is located at the slide block on line position seat, chute insert has the chute matched with slide block, and push rod is fixedly connected with chute insert, and chute insert to be installed in rear pattern plate and can to move in rear pattern plate along push rod moving direction.Line position seat can be ejected together with slide insert by chute insert when push rod ejects, line position seat not easily produces distortion thus, makes to play pin and moves and can not be obstructed.
In some embodiments, also comprise machine drawing device, machine drawing device comprises Double-ejection plate and is fixed on machine drawing on Double-ejection plate, and machine drawing top is provided with and extends to carriage and to catch on the pull head of carriage.When push rod starts to eject, carriage tangles machine drawing by pull head makes it move together, and now carriage both sides are subject to the effect of the ejecting force of push rod and the pulling force of machine drawing respectively; When push rod arrives desired location, Double-ejection plate promotes machine drawing to be continued to eject, the pull head of machine drawing leaves carriage, now carriage is no longer subject to the pulling force of machine drawing, the Slide mechanism be fixed on carriage can be movable between rear pattern plate and pull head, being convenient to open line position makes the glue position of product and Slide mechanism depart from, thus reaches the object of product stripping.
In some embodiments, pull head is positioned at chute and links mutually with chute.Pull head can also skid off chute as the anti-limited slip block of brake component thus.
In some embodiments, pull bar is through rear pattern plate.Mould can be made thus first compacter, saving space and saving mold materials, second rear pattern plate can also play the effect of guiding to machine drawing, machine drawing is ejected and bounces back more steadily with accurate.
In some embodiments, the direction that rear pattern plate, Double-ejection plate, thimble panel and Ejector Retainer Plate bounce back along push rod sets gradually.
In some embodiments, push rod is through Double-ejection plate.The effect that push rod can play guide pillar makes Double-ejection plate move along push rod, does not need the lead arranging Double-ejection plate in addition, makes structure compacter.
Accompanying drawing explanation
Fig. 1 is the installation diagram ejecting Slide mechanism of one embodiment of the present invention.
Fig. 2 is for ejecting the side schematic view of Slide mechanism shown in Fig. 1.
Fig. 3 is for ejecting the anterior vertical section schematic diagram of Slide mechanism shown in Fig. 1.
Fig. 4 is the enlarged drawing of part shown in A in Fig. 3.
Fig. 5 for eject shown in Fig. 1 mould before and after Slide mechanism separately after schematic diagram.
Fig. 6 is the schematic diagram after ejecting mould before and after Slide mechanism shown in Fig. 1 and ejecting for the first time.
Fig. 7 is for ejecting the schematic diagram before and after Slide mechanism after mould Double-ejection shown in Fig. 1.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is further detailed explanation.
Fig. 1 to Fig. 4 show schematically show and ejects Slide mechanism according to one embodiment of the present invention.As shown in the figure, comprise can the front mould of folding and rear mold for this device.
Wherein, front mould comprises front template 1 and the front cavity 2 fixing with front template 1, and front template 1 side is fixed with shovel 3.
Rear mold comprises rear pattern plate 15, rear cavity 13, Slide mechanism, ejecting mechanism, machine drawing device and base plate 21.Wherein, rear cavity 13 be fixedly connected with rear pattern plate 15 and its position and front cavity 2 corresponding.
Slide mechanism is connected with rear pattern plate 15 by carriage.The slide insert 8 that Slide mechanism comprises line position seat 10 and is fixedly connected with it.
Be provided with between line position seat 10 and slide insert 8 and play needle device 9.Play needle device 9 comprise bullet pin 91, spring 92 and play pin briquetting 93.Wherein, play pin 91 one end and run through slide insert 8 and be connected by spring 92 with slide insert 8, the other end runs through line position seat 10 and is connected with bullet pin briquetting 93.Play outside pin briquetting 93 with inside shovel 3 and contact mutually.
The push rod 18 that ejecting mechanism comprises thimble panel 17, Ejector Retainer Plate 19 and is fixed on Ejector Retainer Plate 19.
The slide block 101 that carriage comprises chute insert 14 and is located on line position seat 10.Chute insert 14 has the chute 141 matched with slide block 101.Push rod 18 is fixedly connected with chute insert 14.Chute insert 14 to be installed in rear pattern plate 15 and can along the movement rear pattern plate 15 in of push rod 18 moving direction.Line position seat 10 can be ejected together with slide insert 8 by chute insert 14 when push rod 18 ejects, line position seat 10 not easily produces distortion thus, makes to play pin 91 and moves and can not be obstructed.
The machine drawing 5 that machine drawing device comprises Double-ejection plate 16 and is fixed on Double-ejection plate 16.Machine drawing 5 top is provided with and extends to chute insert 14 and to catch on the pull head 51 of chute 141.Pull head 51 can also skid off chute 141 as the anti-limited slip block 101 of brake component.When push rod 18 starts to eject, chute insert 14 tangles machine drawing 5 by pull head 51 makes it move together, and now chute insert 14 both sides are subject to the effect of the ejecting force of push rod 18 and the pulling force of machine drawing 5 respectively; When push rod 18 arrives desired location, Double-ejection plate 16 promotes machine drawing 5 to be continued to eject, the pull head 51 of machine drawing 5 leaves chute 141, now chute insert 14 is no longer subject to the pulling force of machine drawing 5, the Slide mechanism be fixed in chute insert 14 can be movable between rear pattern plate 15 and pull head 51, can be opened slide insert 8 by other open-and-close mechanism make the glue position 41 of product 4 depart from, thus reach the object making product 4 demoulding.
In practice, can by arranging differential gear between Ejector Retainer Plate and Double-ejection plate, or use different driving oil cylinders realize push rod 18 arrive desired location after Double-ejection plate 16 promote machine drawing 5 and continue to eject.
Pull bar 5 is through rear pattern plate 15.Mould can be made thus first compacter, saving space and saving mold materials, second rear pattern plate 15 can also play the effect of guiding to machine drawing 5, machine drawing 5 is ejected and bounces back more steadily with accurate.
The direction that rear pattern plate 15, Double-ejection plate 16, thimble panel 17, Ejector Retainer Plate 19 and base plate 21 bounce back along push rod 18 sets gradually.Push rod 18 is through Double-ejection plate 16.The effect that push rod 18 can play guide pillar makes Double-ejection plate 16 move along push rod 18, does not need the lead arranging Double-ejection plate 16 in addition, makes structure compacter.
What adopt above technical scheme ejects Slide mechanism, when front and back mould is opened, plays pin briquetting 93 and moves until depart from the restriction of shovel 3 along shovel 3, now, plays pin 91 and moves in line position seat 10 gradually under the effect of spring 92 and depart from the glue position 41 of product 4.This ejects Slide mechanism increases line position by the insignificant appearance at product 4, form glue position 41, glue position 41 embeds slide insert 8, whole Slide mechanism joint product 4 is ejected a segment distance by ejecting mechanism, product 4 is made to depart from rear cavity 13, then open the line position of slide insert 8, make glue position 41 depart from slide insert 8, thus reach the object making product 4 demoulding.Adopt during this mechanism's demoulding and can not remain clamp in the important appearance of product, and without the need to increasing Other Waste material again, aft-loaded airfoil workload can be saved, enhance productivity and improve product appearance quality.
This ejects the knockout course of Slide mechanism as shown in Figures 5 to 7.
As shown in Figure 5, at the demoulding initial stage, after front and back mould separates, play the restriction that pin briquetting 93 departs from shovel 3, play pin 91 and move in line position seat 10 gradually under the effect of spring 92 and depart from product 4.
As shown in Figure 6, demoulding mid-term, thimble panel 17 and Ejector Retainer Plate 19 eject chute insert 14 by push rod 18, and the line position seat 10 be connected in chute insert 14 drives slide insert 8 to eject with chute insert 14.The glue position 41 of product 4 embeds in slide insert 8, and slide insert 8 drives product 4 to depart from rear cavity 13 thus.Now, the pull head 51 of machine drawing 5 is positioned at chute 141, and chute insert 14 tangles machine drawing 5 by pull head 51 makes it move together.Machine drawing 5 drives Double-ejection plate 16 to move along push rod 18 with chute insert 14.
As shown in Figure 7, the demoulding later stage, push rod 18 arrives desired location, Double-ejection plate 16 promotes machine drawing 5 to be continued to eject, the pull head 51 of machine drawing 5 leaves chute 141, and now chute insert 14 is no longer subject to the pulling force of machine drawing 5, is fixed on line position seat 10 in chute insert 14 and slide insert 8 can be movable between rear pattern plate 15 and pull head 51, can be opened slide insert 8 by other open-and-close mechanism make the glue position 41 of product 4 depart from, and product 4 demoulding completes.
Above-described is only some embodiments of the present invention.For the person of ordinary skill of the art, without departing from the concept of the premise of the invention, can also make some distortion and improvement, these all belong to protection scope of the present invention.
Claims (7)
1. eject Slide mechanism, it is characterized in that, comprising can the front mould of folding and rear mold, described front mould comprises front template and the front cavity fixing with described front template, described front template side is fixed with shovel, described rear mold comprises rear pattern plate, rear cavity, Slide mechanism and ejecting mechanism, described rear cavity be fixedly connected with described rear pattern plate and its position and described front cavity corresponding, described Slide mechanism is connected with described rear pattern plate by carriage, the slide insert that described Slide mechanism comprises line position seat and is fixedly connected with it, bullet needle device is provided with between described line position seat and described slide insert, described bullet needle device comprises bullet pin, spring and bullet pin briquetting, described bullet pin one end is run through described slide insert and is connected by described spring with described slide insert, the other end runs through described line position seat and is connected with described bullet pin briquetting, contact mutually outside described bullet pin briquetting with inside described shovel, described ejecting mechanism comprises thimble panel, Ejector Retainer Plate and the push rod be fixed on described Ejector Retainer Plate, described push rod is connected with described carriage.
2. according to claim 1ly eject Slide mechanism, it is characterized in that, described carriage comprises chute insert and is located at the slide block on described line position seat, described chute insert has the chute matched with described slide block, described push rod is fixedly connected with described chute insert, and described chute insert to be installed in described rear pattern plate and can to move along in described push rod moving direction in the rear template.
3. according to claim 1ly eject Slide mechanism, it is characterized in that, also comprise machine drawing device, described machine drawing device comprises Double-ejection plate and is fixed on machine drawing on described Double-ejection plate, and described machine drawing top is provided with and extends to described carriage and to catch on the pull head of described carriage.
4. according to claim 3ly eject Slide mechanism, it is characterized in that, described pull head is positioned at described chute and links mutually with described chute.
5. according to claim 3 or 4, eject Slide mechanism, it is characterized in that, described pull bar is through described rear pattern plate.
6. according to claim 3 or 4, eject Slide mechanism, it is characterized in that, the direction that described rear pattern plate, described Double-ejection plate, described thimble panel and described Ejector Retainer Plate bounce back along described push rod sets gradually.
7. according to claim 6ly eject Slide mechanism, it is characterized in that, described push rod is through described Double-ejection plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510651348.1A CN105235152B (en) | 2015-10-10 | 2015-10-10 | Ejection Slide mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510651348.1A CN105235152B (en) | 2015-10-10 | 2015-10-10 | Ejection Slide mechanism |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105235152A true CN105235152A (en) | 2016-01-13 |
| CN105235152B CN105235152B (en) | 2017-06-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510651348.1A Active CN105235152B (en) | 2015-10-10 | 2015-10-10 | Ejection Slide mechanism |
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| Country | Link |
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| CN (1) | CN105235152B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105773918A (en) * | 2016-04-23 | 2016-07-20 | 东莞市盛涵精密塑胶制品有限公司 | Die with anti-collision slider and obliquely-pressing block structure |
| CN109333941A (en) * | 2018-11-12 | 2019-02-15 | 中山市利群精密实业有限公司 | A kind of Novel line ejecting mechanism |
| CN111347635A (en) * | 2020-03-23 | 2020-06-30 | 广东博智林智能制造有限公司 | Injection molding device |
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| CN201357541Y (en) * | 2009-02-14 | 2009-12-09 | 浙江凯华模具有限公司 | Demoulding device of ski stick handle mould |
| JP4525868B2 (en) * | 2008-09-29 | 2010-08-18 | コニカミノルタオプト株式会社 | Optical pickup objective lens manufacturing method, optical pickup objective lens molding die, and optical pickup objective lens |
| CN102672913A (en) * | 2012-05-10 | 2012-09-19 | 浙江凯华模具有限公司 | Inclined guide pillar slide block type secondary demolding mechanism of injection mold |
| CN102990827A (en) * | 2012-10-11 | 2013-03-27 | 凡嘉科技（无锡）有限公司 | Structure for realizing automatic de-molding of product by utilizing line thimble |
| CN204640725U (en) * | 2014-12-31 | 2015-09-16 | 东莞汇美模具制造有限公司 | A kind of de-back-off ejecting mechanism of injection mold |
| CN205097476U (en) * | 2015-10-10 | 2016-03-23 | 中山市标一模具科技有限公司 | Ejecting position mechanism of going |
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2015
- 2015-10-10 CN CN201510651348.1A patent/CN105235152B/en active Active
Patent Citations (6)
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| JP4525868B2 (en) * | 2008-09-29 | 2010-08-18 | コニカミノルタオプト株式会社 | Optical pickup objective lens manufacturing method, optical pickup objective lens molding die, and optical pickup objective lens |
| CN201357541Y (en) * | 2009-02-14 | 2009-12-09 | 浙江凯华模具有限公司 | Demoulding device of ski stick handle mould |
| CN102672913A (en) * | 2012-05-10 | 2012-09-19 | 浙江凯华模具有限公司 | Inclined guide pillar slide block type secondary demolding mechanism of injection mold |
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| CN204640725U (en) * | 2014-12-31 | 2015-09-16 | 东莞汇美模具制造有限公司 | A kind of de-back-off ejecting mechanism of injection mold |
| CN205097476U (en) * | 2015-10-10 | 2016-03-23 | 中山市标一模具科技有限公司 | Ejecting position mechanism of going |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105773918A (en) * | 2016-04-23 | 2016-07-20 | 东莞市盛涵精密塑胶制品有限公司 | Die with anti-collision slider and obliquely-pressing block structure |
| CN109333941A (en) * | 2018-11-12 | 2019-02-15 | 中山市利群精密实业有限公司 | A kind of Novel line ejecting mechanism |
| CN111347635A (en) * | 2020-03-23 | 2020-06-30 | 广东博智林智能制造有限公司 | Injection molding device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105235152B (en) | 2017-06-30 |
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Effective date of registration: 20210122 Address after: 518106 west area, 1st floor, building 4, xufa Science Park, heshuikou community, Gongming street, Guangming New District, Shenzhen City, Guangdong Province Patentee after: Shenzhen zhongzhongsheng Technology Co.,Ltd. Address before: 528400 Tanbei Baili Industrial Zone, Dongsheng Town, Zhongshan City, Guangdong Province Patentee before: ZHONGSHAN BIAOYI MOULD TECHNOLOGY Co.,Ltd. |
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