CN209504805U - A kind of anti-deformation demoulding mechanism - Google Patents

A kind of anti-deformation demoulding mechanism Download PDF

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Publication number
CN209504805U
CN209504805U CN201822037104.6U CN201822037104U CN209504805U CN 209504805 U CN209504805 U CN 209504805U CN 201822037104 U CN201822037104 U CN 201822037104U CN 209504805 U CN209504805 U CN 209504805U
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block
dynamic model
cover half
module
model block
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CN201822037104.6U
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Chinese (zh)
Inventor
王佳
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CHANGZHOU NALUX OPTICS CO LTD
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CHANGZHOU NALUX OPTICS CO LTD
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Abstract

The utility model belongs to injection mold technology, it is related to a kind of anti-deformation demoulding mechanism, including dynamic model block, cover half block and ejection module, the top of cover half block is arranged in dynamic model block, flat surface impression and male-type chamber are respectively equipped on dynamic model block and cover half block, and it is interconnected between flat surface impression and male-type chamber, stop block and guide pad are further respectively had on dynamic model block and cover half block, stop block one end is equipped with spring, the lower section of guide pad is arranged in the other end, it ejects and is equipped with push rod between module and stop block, push rod pushes stop block that dynamic model block is driven to move up under the action of ejecting module, stop block can be detached from backstop relationship with push rod after squeezing spring during moving up under the action of guide pad and moving to spring side, release link is additionally provided between ejection module and dynamic model block, multiple tops are additionally provided between ejection module and flat surface impression Needle.The utility model structure is simple, works well, applied widely, has very big market value, is worthy of popularization.

Description

A kind of anti-deformation demoulding mechanism
Technical field
The utility model belongs to injection moulding device technical field, and in particular to a kind of anti-deformation demoulding mechanism.
Background technique
Mold is the important process equipment of modernization industry production, meets the demand of industrial mass production.And with The rapid development of plastics industry and major industrial circle include the fields such as space flight and aviation, electric mechanical, ship automobile to plastics The structure of the demand of product, plastic product is more complicated, also higher and higher to the structural requirement of mold, and traditional mold design is Through being unable to satisfy the speed of production and quality requirement of current plastic product.
In injecting products, there is the product for there are multiple boss among a kind of big plane.Using conventional pushing method, During product stripping, it is easy to which the power because of the mandril ejection on the boss and plane among product is inconsistent, leads to product It deforms.The technical issues of according to occurring in production process, people pass through long-term exploration, propose a variety of solutions.
For example, Chinese patent literature discloses a kind of secondary ejecting mechanism [application number: CN201610912465.3], including Plastic ompression molding machine knock-pin, the swivel plate for being set to lower roof plate side, is set to rotation at the lower roof plate connecting with plastic ompression molding machine knock-pin The middle top plate of rotating plate end, the Double-ejection limit for being set to middle top plate side, is set to the upper plate being set on middle top plate Spring guide pillar and spring on upper plate, the travel switch for being set to lower roof plate side, the top plate limit for being set to lower roof plate end Position, the top stick being arranged through upper plate, middle top plate and lower roof plate, be arranged in push up screw between stick one end and die bottom plate, Top in pushing up the jacking block of the stick other end, another screw being arranged between top stick and the jacking block, being set on top plate is set Bar.
Although above scheme has preferable Double-ejection effect, secondary ejection structure is complicated, and volumetric spaces are big, needs According to the different ejecting mechanism of the different designs technological parameter of product, and easily there is stuck phenomenon in lever, and two-step ejecting is unstable, When two-step ejecting, jacking block and mandril eject simultaneously, reduce effective ejection length of mandril.
Utility model content
Purpose of the utility model is to solve shortcomings and deficiencies existing in the prior art, provide a kind of component compared with Few, structure is simple, and manufacturing cost is low, and the process and assemble period is short, safeguards anti-deformation demoulding mechanism that is simple and working well.
To achieve the above object, the technical scheme adopted by the utility model is a kind of anti-deformation demoulding mechanism, including it is dynamic Module, cover half block and ejection module, the dynamic model block are arranged in the top of cover half block, are respectively equipped on dynamic model block and cover half block flat Face type chamber and male-type chamber, and be interconnected between flat surface impression and male-type chamber, also distinguish on the dynamic model block and cover half block Equipped with stop block and guide pad, described stop block one end is equipped with spring, and the lower section of guide pad, the ejection mould is arranged in the other end Push rod is equipped between block and stop block, the push rod pushes stop block drive dynamic model block to moving up under the action of eject module Dynamic, the stop block can be with push rod after squeezing spring during moving up under the action of guide pad and moving to spring side It is detached from backstop relationship, release link is additionally provided between the ejection module and dynamic model block, ejects and is also set between module and flat surface impression There are multiple thimbles.
Preferably, the lower section of cover half block is arranged in the ejection module, and ejects module top and fix with thimble fixed plate Connection.
Preferably, the thimble fixed plate side of being set on the base, thimble fixed plate top are equipped with ejector retainner plate.
Preferably, described thimble one end is fixed on ejector retainner plate, and the other end connects the flat surface impression of dynamic model block, the reset Bar one end is fixed on ejector retainner plate, and the other end connects dynamic model block, and described push rod one end is fixed in thimble fixed plate, the other end with The connection of stop block backstop.
Preferably, the male-type chamber is formed by the sleeve mold insert being arranged on cover half block, and the sleeve mold insert passes through set Cylinder fixed plate is fixed on cover half block.
Preferably, gag lever post and guide rod are additionally provided between the dynamic model block and cover half block.
Preferably, be equipped with backstop fixed plate between the stop block and dynamic model block, the section of the guide pad be "] " type.
After adopting the above technical scheme, the utility model has the following beneficial effects:
A kind of anti-deformation demoulding mechanism provided by the utility model is ejected for the first time, will be produced by way of Double-ejection Product burnishing surface break away from moulds is reached product and completely demoulded by the preferential demoulding in product protrusion part, second of ejection;In entire mould Have in ejection process, do not need to increase new equipment, as normal function mode, is acted by the mandril ejection of molding machine ?;The ejection that the mechanism can be segmented in a mold is applicable to the product of large area to reach the mode of Double-ejection Demould work;In conclusion the utility model has component less, structure is simple, and manufacturing cost is low, and the process and assemble period is short, The advantages that maintenance is simple, works well, applied widely has very big market value, and should be widely promoted application.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of anti-deformation demoulding mechanism of the utility model.
Wherein: dynamic model block 1, cover half block 2, ejector retainner plate 3, thimble fixed plate 4, pedestal 5, ejection module 6, stop block 7, spring 8, backstop fixed plate 9, guide pad 10, push rod 11, release link 12, gag lever post 13, thimble 14, sleeve mold insert 15, sleeve fixed plate 16, guide rod 17.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawings and detailed description.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " Gu It is fixed " etc. terms should broadly understood, for example, it may be being fixedly connected, may be a detachable connection, or integral;It can be Mechanical connection, is also possible to be electrically connected;It can be directly connected, two can also be can be indirectly connected through an intermediary The interaction relationship of connection or two elements inside element.It for the ordinary skill in the art, can basis Concrete condition understands the concrete meaning of above-mentioned term in the present invention.
As shown in Figure 1, the present embodiment provides a kind of anti-deformation demoulding mechanism, including dynamic model block 1, cover half block 2 and ejection mould Block 6, the dynamic model block 1 are arranged in the top of cover half block 2, are respectively equipped with flat surface impression and male-type on dynamic model block 1 and cover half block 2 Chamber, and be interconnected between flat surface impression and male-type chamber, 7 He of stop block is further respectively had on the dynamic model block 1 and cover half block 2 Guide pad 10, described 7 one end of stop block are equipped with spring 8, and the other end is arranged in the lower section of guide pad 10, the ejection module 6 and Push rod 11 is equipped between stop block 7, the push rod 11 pushes stop block 7 to drive dynamic model block 1 upward under the action of ejecting module 6 It moves, the stop block 7 squeezes spring 8 under the action of guide pad 10 and moves to 8 side of spring during moving up after It can be detached from backstop relationship with push rod 11, release link 12 is additionally provided between the ejection module 6 and dynamic model block 1, module 6 is ejected and puts down Multiple thimbles 14 are additionally provided between the type chamber of face.
Wherein, the lower section of cover half block 2 is arranged in the ejection module 6, and ejects module 6 and the fixed company of thimble fixed plate 4 It connects, the thimble fixed plate 4 is arranged pedestal 5 above, and ejection module 6 is connect through pedestal 5 is vertical with thimble fixed plate 4, top Ejector retainner plate 3 is equipped with above needle fixed plate 4, described 14 one end of thimble is fixed on ejector retainner plate 3, and the other end connects the flat of dynamic model block 1 Face type chamber, described 12 one end of release link are fixed on ejector retainner plate 3, and the other end connects dynamic model block 1, and described 11 one end of push rod is fixed on In thimble fixed plate 4, the other end is connect with 7 backstop of stop block, and the male-type chamber is by the sleeve mold insert that is arranged on cover half block 2 15 form, and the sleeve mold insert 15 is fixed on cover half block 2 by sleeve fixed plate 16, between the dynamic model block 1 and cover half block 2 Be additionally provided with gag lever post 13 and guide rod 17, the stop block 7 at least there are two, be symmetricly set on dynamic model block 1, and stop block 7 with Be equipped with backstop fixed plate 9 between dynamic model block 1, the section of the guide pad 10 be "] " type, the bottom protrusion of guide pad 10 is fixed on On cover half block 2, top bump end is equipped with the sliding part cooperated with 7 end of stop block and abutting portion, the sliding part and abutting Angle between portion is obtuse angle.
When using a kind of the utility model anti-deformation demoulding mechanism work, i.e. flat surface impression and male-type chamber at the dotted line of top Interior is product, and the mandril top of molding machine is to ejecting in module 6, and thimble fixed plate 4 and ejector retainner plate 3 are under the promotion of ejection module 6 Move up, push rod 11 is moved up with thimble fixed plate 4, stop block 7 under the action of push rod 11, push dynamic model block 1 to Upper movement completes first segment ejection so that the boss of product and male-type chamber, that is, sleeve mold insert 15 are detached from, dynamic model block 1 after Continuous to move upwards, spring 8, push rod 11 and stop block 7 are inwardly compressed under the guiding of guide pad 10 and closes without backstop for stop block 7 System, push rod 11 no longer pushes stop block 7, and 1 stop motion of dynamic model block, thimble 14 continues under the action of ejector retainner plate 3 at this time upwards It moves upwards, product is detached from flat surface impression, is i.e. the whole of realization product is detached from, and is completed second segment and is ejected work.Wherein, it limits Bar 13 can anti-adapter module 1 be detached from entire mechanism, guide rod 17 can guarantee the stabilization in 1 moving process of dynamic model block.When reset, The mandril of molding machine drives ejection module 6 to return to initial position, and dynamic model block 1 is resetted under the action of release link 12, resets In the process, stop block 7 moves down, and is detached from the abutting effect of guide pad 10, pops up outward under the action of spring 8, restores former It is stateful, realize cycle operation.
In conclusion a kind of anti-deformation demoulding mechanism provided by the utility model, solves large area de-molding injection molded products The problems such as easily-deformable in the process, has component less, and structure is simple, and manufacturing cost is low, and the process and assemble period is short, and maintenance is simple, Work well, it is applied widely the advantages that, have very big market value, should be widely promoted application.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model Within enclosing.

Claims (7)

1. a kind of anti-deformation demoulding mechanism, including dynamic model block (1), cover half block (2) and ejection module (6), it is characterised in that: described Dynamic model block (1) setting is respectively equipped with flat surface impression and male-type on the top of cover half block (2), dynamic model block (1) and cover half block (2) Chamber, and be interconnected between flat surface impression and male-type chamber, backstop is further respectively had on the dynamic model block (1) and cover half block (2) Block (7) and guide pad (10), described stop block (7) one end are equipped with spring (8), and the other end is arranged in the lower section of guide pad (10), Push rod (11) are equipped between the ejection module (6) and stop block (7), the push rod (11) is under the action of ejecting module (6) Push stop block (7) drive dynamic model block (1) move up, the stop block (7) move up during in guide pad (10) Effect is lower squeeze spring (8) and to spring (8) side it is mobile after backstop relationship, the ejection module can be detached from push rod (11) (6) it is additionally provided between dynamic model block (1) release link (12), ejects and be additionally provided with multiple thimbles between module (6) and flat surface impression (14)。
2. a kind of anti-deformation demoulding mechanism according to claim 1, it is characterised in that: ejection module (6) setting exists The lower section of cover half block (2), and eject and be fixedly connected at the top of module (6) with thimble fixed plate (4).
3. a kind of anti-deformation demoulding mechanism according to claim 2, it is characterised in that: thimble fixed plate (4) setting Above pedestal (5), ejector retainner plate (3) are equipped with above thimble fixed plate (4).
4. a kind of anti-deformation demoulding mechanism according to claim 3, it is characterised in that: described thimble (14) one end is fixed on On ejector retainner plate (3), the other end connects the flat surface impression of dynamic model block (1), and described release link (12) one end is fixed on ejector retainner plate (3) On, the other end connects dynamic model block (1), and described push rod (11) one end is fixed on thimble fixed plate (4), the other end and stop block (7) backstop connects.
5. a kind of anti-deformation demoulding mechanism according to claim 1, it is characterised in that: the male-type chamber is fixed by being arranged in Sleeve mold insert (15) formation in module (2), the sleeve mold insert (15) are fixed on cover half block (2) by sleeve fixed plate (16) On.
6. a kind of anti-deformation demoulding mechanism according to claim 1, it is characterised in that: the dynamic model block (1) and cover half block (2) gag lever post (13) and guide rod (17) are additionally provided between.
7. a kind of anti-deformation demoulding mechanism according to claim 1, it is characterised in that: the stop block (7) and dynamic model block (1) backstop fixed plate (9) are equipped between, the section of the guide pad (10) be "] " type.
CN201822037104.6U 2018-12-06 2018-12-06 A kind of anti-deformation demoulding mechanism Active CN209504805U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201822037104.6U CN209504805U (en) 2018-12-06 2018-12-06 A kind of anti-deformation demoulding mechanism

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201822037104.6U CN209504805U (en) 2018-12-06 2018-12-06 A kind of anti-deformation demoulding mechanism

Publications (1)

Publication Number Publication Date
CN209504805U true CN209504805U (en) 2019-10-18

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CN201822037104.6U Active CN209504805U (en) 2018-12-06 2018-12-06 A kind of anti-deformation demoulding mechanism

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111186099A (en) * 2020-01-13 2020-05-22 宁波方正汽车模具股份有限公司 Secondary demolding mechanism of automotive interior part injection mold
CN111300771A (en) * 2020-03-20 2020-06-19 广东博智林智能制造有限公司 Mold and ejection mechanism

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111186099A (en) * 2020-01-13 2020-05-22 宁波方正汽车模具股份有限公司 Secondary demolding mechanism of automotive interior part injection mold
CN111186099B (en) * 2020-01-13 2021-09-28 宁波方正汽车模具股份有限公司 Secondary demolding mechanism of automotive interior part injection mold
CN111300771A (en) * 2020-03-20 2020-06-19 广东博智林智能制造有限公司 Mold and ejection mechanism

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