CN204308166U - Dynamic model, cover half are with the mould of ejecting mechanism - Google Patents

Dynamic model, cover half are with the mould of ejecting mechanism Download PDF

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Publication number
CN204308166U
CN204308166U CN201420712050.8U CN201420712050U CN204308166U CN 204308166 U CN204308166 U CN 204308166U CN 201420712050 U CN201420712050 U CN 201420712050U CN 204308166 U CN204308166 U CN 204308166U
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China
Prior art keywords
plate
push rod
dynamic model
backing plate
cover half
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Expired - Fee Related
Application number
CN201420712050.8U
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Chinese (zh)
Inventor
牟维军
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牟维军
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Priority to CN201420712050.8U priority Critical patent/CN204308166U/en
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Publication of CN204308166U publication Critical patent/CN204308166U/en
Expired - Fee Related legal-status Critical Current
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Abstract

Dynamic model, cover half are with the mould of ejecting mechanism, and it is made up of the first solid plate (10), top clamping plate (11), pull bar (18), push rod (16), ejector pin retaining plate (15), push rod backing plate (14), fixed mold core (12), mavable module core (3), push piece plate (8), dynamic model backing plate (7), Bottom clamp plate (6), dynamic model guide pillar (4), cover half guide pillar (19), push rod (2).Described pull bar (18) processing and manufacturing becomes cylindrical, the front end of pull bar (18) is provided with screw thread, screwed hole on the screw thread of its front end and top clamping plate (11) is fastenedly connected, the rear end of pull bar (18) is deep in the hole of the second cover half (9), push piece plate (8), the rear end of pull bar (18) is provided with nut (20), and the middle part of pull bar (18) becomes glade plane space to coordinate with the hole on cover half backing plate (21), ejector pin retaining plate (15), push rod backing plate (14).

Description

Dynamic model, cover half are with the mould of ejecting mechanism
Technical field
The present invention relates to the ejecting mechanism of metal die-casting mold and plastic injection mould, is that dynamic model, cover half are with the mould of ejecting mechanism.
Background technology
Ejecting mechanism directly contacts with goods, and goods and running gate system can be coagulated material from mold cavity or the element deviate from of core, is called release element.At present at Making mold circle, ejecting mechanism can be divided into by power resources: (1) is manually released, and it is after die sinking, releases part carry out pushing out product by manual operation, and it can be divided into manual release and mould in mould to release by hand outward.(2) motor-driven release, it utilizes die sinking action, relies on the push rod of former to promote ejecting mechanism, realize product automatic demoulding.(3) hydraulic pressure is released, and promotes ejecting mechanism by goods from mould outside automatic launch mode when it is die sinking by the piston rod of hydraulic cylinder.Can be divided into by the classification of element: push rod is released, push piece plate is released, ejector sleeve is released.Classify by the architectural feature of mould, simple ejecting mechanism and complicated ejecting mechanism can be divided into.Above-mentioned several ejecting mechanism is except manually releasing, all there is mechanism's complexity in remaining, is not easy to design and manufaction, considers from the entirety of mould simultaneously, automatically the solidifying material of running gate system can not be cut off again, when therefore causing the outer Separation Product of mould to expect with cast is solidifying, affect product appearance quality problems, according to manual ejecting mechanism, though its mould structure is simple, be easy to operation, but productivity ratio is extremely low, the safety of workman can not get ensureing simultaneously.
Summary of the invention
In product molding, some goods, due in structure and appearance requirement, if adopt said mechanism to release, often makes product deformation, even destroys.The goods that some appearance requirements are high, if affect again the outward appearance of goods at the solidifying material of the external Separation Product of mould and cast, complete release according to spring, drag hook type, wedge slide block type, centering block rod-pulling type, cam block formula, two push-plate type, cause again that mould structure is very complicated, die manufacturing cycle is long, Mould Machining difficulty is large.In order to overcome the problems referred to above, spy provides dynamic model, cover half to solve above problem with the mould of ejecting mechanism.This mould is the mould opening force utilizing former, during die sinking, due to the effect of controlled interval pull rod, drive push rod and charging ram that running gate system and goods are broken Automatic-falling, and continuing die sinking, former push rod directly promotes push rod and push piece plate, by goods from outside launch mode core.This mold mechanism action is solid and reliable, and pressure transmits, and is conducive to mould and installs, debugs, keeps in repair; be of value to the presentation quality of goods, be conducive to mould automatic break gate, simplify mould structure largely simultaneously; shorten the moulding cycle, save molding cost.Dynamic model, cover half, with the mould of ejecting mechanism, solve existing mold ejecting mechanism complicated, manufacture, install, debug the problem of inconvenience; After solving existing mold release when the outer Separation Product of mould is expected with cast is solidifying, affect the problem of products appearance; Solve manual release labor strength large, productivity ratio is low, and safety of workers can not get the problem ensured.Dynamic model, cover half, with the mould of ejecting mechanism, is characterized in that: it is made up of the first solid plate (10), top clamping plate (11), pull bar (18), push rod (16), ejector pin retaining plate (15), push rod backing plate (14), fixed mold core (12), mavable module core (3), push piece plate (8), dynamic model backing plate (7), Bottom clamp plate (6), dynamic model guide pillar (4), cover half guide pillar (19), push rod (2), push rod (2), push piece plate (8), dynamic model guide pillar (4), dynamic model backing plate (7) form the ejecting mechanism of mould dynamic model one side, and the internal thread hole of the external screw thread set by front end of described push rod (2) and push piece plate (8) centre is fastenedly connected, edge hole on push piece plate (8) coordinates with dynamic model guide pillar (4) glade plane space and is communicated with, and the rear end of dynamic model guide pillar (4) is arranged in the stepped hole of dynamic model backing plate (7), pull bar (18), push rod (16), ejector pin retaining plate (15), push rod backing plate (14), return bar (23), cover half backing plate (21), cover half guide pillar (19) forms the ejecting mechanism of stationary mould for mould one side, internal thread hole on the external screw thread that the front end of described pull bar (18) is provided with and top clamping plate (11) is fastenedly connected, the external screw thread that the rear end of pull bar (18) is provided with and nut (20) are fastenedly connected, pull bar (18) and nut (20) are arranged in the hole of push piece plate (8) and the second solid plate (9) when matched moulds situation, when die sinking, together with the upper surface of nut (20) is close to the bottom surface of push rod backing plate (14), push rod (16), the rear end of return bar (23) is arranged in the stepped hole of ejector pin retaining plate (15), ejector pin retaining plate (15) and push rod backing plate (14) are fastenedly connected, in ejector pin retaining plate (15), (14) offer through hole with push rod backing plate, described through hole coordinates with fixed mold core (12) glade plane space, the rear end step of cover half guide pillar (19) is arranged in the stepped hole of top clamping plate (11), the front end of cover half guide pillar (19) and cover half backing plate (21), first solid plate (10), the hole that second solid plate (9) is offered becomes glade plane space to coordinate, described pull bar (18) processing and manufacturing becomes cylindrical, and the front-end and back-end of pull bar (18) are respectively equipped with external screw thread, the middle part of pull bar (18) and cover half backing plate (21), ejector pin retaining plate (15), the circular port that push rod backing plate (14) is offered becomes glade plane space to coordinate, the end face of push rod (16) is close to the solidifying material of cast, described ejector pin retaining plate (15), push rod backing plate (14) is positioned at the hollow part of the first solid plate (10), push rod backing plate (14), ejector pin retaining plate (15) coordinates with fixed mold core (12) glade plane space, the middle part of described fixed mold core (12) is with convex shoulder, the front end of fixed mold core (12) is deep in the hole that cover half backing plate (21) is offered, the convex shoulder of fixed mold core (12) and rear end are deep in the stepped hole of the second solid plate (9), described cover half backing plate (21), first solid plate (10), second solid plate (9) the second screw (22) fastening connection, described mavable module core (3) is arranged in the stepped hole of dynamic model backing plate (7), the front end of mavable module core (3) is deep in the die cavity of fixed mold core (12), the space that mavable module core (3) and fixed mold core (12) are formed is the forming recess of mould, described dynamic model guide pillar (4) is arranged in the stepped hole of dynamic model backing plate (7), the front end of dynamic model guide pillar (4) is deep into push piece plate (8), second solid plate (9), first solid plate (10), cover half backing plate (21), in the circular port that top clamping plate (11) is offered, described dynamic model backing plate (7), Bottom clamp plate (6) the first screw (5) is fastenedly connected.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the present invention is further described
Shown in figure:
Sectional side elevation when Fig. 1 is the cast of mould matched moulds
Sectional side elevation when Fig. 2 is mould die sinking release
In figure, numeral number represents respectively:
1---former push rod 2---push rod 3---mavable module core
4---dynamic model guide pillar 5---first screw 6---Bottom clamp plates
7---dynamic model backing plate 8---push piece plate 9---the second solid plates
10---the first solid plate 11---top clamping plate 12---fixed mold cores
13---goods 14---push rod backing plate 15---ejector pin retaining plates
16---push rod 17---centring ring 18---pull bars
19---cover half guide pillar 20---nut 21---cover half backing plates
22---second screw 23---return bar
Detailed description of the invention:
That dynamic model, cover half are with the mould of ejecting mechanism as shown in the figure, this mould is to solve a kind of mold mechanism coagulating material and design in mould internal cutting off running gate system, the pull bar that its cover half one side is arranged drives push rod and charging ram running gate system and goods to be cut off, then by push rod and charging ram, running gate system is coagulated material from the die sinking gap launch mode between top clamping plate and cover half backing plate, at dynamic model one, side is provided with push piece plate and push rod, promotes push rod drive push piece plate goods from outside launch mode mavable module core by former push rod.Its operating principle is as follows: when mould clamping on former, through moulding by casting, pressurize feeding, after cooling and shaping, move after former driven mold dynamic model part, in This move process, because mavable module core (3) and goods (13) have very large package power, now goods (13) are by the die cavity of mavable module core (3) pull-out fixed mold core (12), in this process, coagulate material due to goods (13) and running gate system also to connect together, therefore goods (13) band active and inactive mold backing plate (21), first solid plate (10), second solid plate (9) makes the sliding action in dynamic model direction on cover half guide pillar (19), when they slide into certain position, the nut (20) be arranged on pull bar (18) contacts with push rod backing plate (14), because push rod backing plate (14) contacts with nut (20), push rod (16) is driven to promote the solidifying material of running gate system so the power of nut (20) passes to push rod backing plate (14), after ejector pin retaining plate (15) moves to and contacts with cover half backing plate (19), so cover half backing plate (21), first solid plate (10), second solid plate (9) is no longer action under the restriction of nut (20), and now, dynamic model part is moved after continuing, so goods (13) and running gate system are coagulated material and are pulled off, the solidifying material of running gate system after breaking is by conducting oneself with dignity from top clamping plate (11), die sinking gap between cover half backing plate (21) drops out outside mould.Dynamic model part is moved after continuing, after die sinking gap is greater than the height of goods (13), dynamic model stops action, and at this moment former push rod promotes push rod (2) and drives push piece plate (8) goods (13) from outside launch mode mavable module core (3).After once-cast completes, during mould matched moulds, when former drives dynamic model to do die sinking, contrary action is moved to cover half direction, first be that push piece plate (8) contacts with the second solid plate (9), the thrust that push piece plate (8) and the second solid plate (9) produce and propulsive thrust force push piece plate (8) above to slide at dynamic model guide pillar (4), and draw close to dynamic model backing plate (7), and the second solid plate (9) drives the first solid plate (10), cover half backing plate (21) is in the upper slip of cover half guide pillar (19), and draw close to top clamping plate (11), when moving to a timing, the upper pressure produced of return bar (23) forces push rod backing plate (14) to drive push rod (16) return be arranged on ejector pin retaining plate (15).After respectively opening the complete return of part, former locking die carries out the moulding by casting in next cycle.

Claims (2)

1. dynamic model, cover half are with the mould of ejecting mechanism, it is characterized in that: it is made up of the first solid plate (10), top clamping plate (11), pull bar (18), push rod (16), ejector pin retaining plate (15), push rod backing plate (14), fixed mold core (12), mavable module core (3), push piece plate (8), dynamic model backing plate (7), Bottom clamp plate (6), dynamic model guide pillar (4), cover half guide pillar (19), push rod (2), push rod (2), push piece plate (8), dynamic model guide pillar (4), dynamic model backing plate (7) form the ejecting mechanism of mould dynamic model one side, and the internal thread hole of the external screw thread set by front end of described push rod (2) and push piece plate (8) centre is fastenedly connected, edge hole on push piece plate (8) coordinates with dynamic model guide pillar (4) glade plane space and is communicated with, and the rear end of dynamic model guide pillar (4) is arranged in the stepped hole of dynamic model backing plate (7), pull bar (18), push rod (16), ejector pin retaining plate (15), push rod backing plate (14), return bar (23), cover half backing plate (21), cover half guide pillar (19) forms the ejecting mechanism of stationary mould for mould one side, internal thread hole on the external screw thread that the front end of described pull bar (18) is provided with and top clamping plate (11) is fastenedly connected, the external screw thread that the rear end of pull bar (18) is provided with and nut (20) are fastenedly connected, pull bar (18) and nut (20) are arranged in the hole of push piece plate (8) and the second solid plate (9) when matched moulds situation, when die sinking, together with the upper surface of nut (20) is close to the bottom surface of push rod backing plate (14), push rod (16), the rear end of return bar (23) is arranged in the stepped hole of ejector pin retaining plate (15), ejector pin retaining plate (15) and push rod backing plate (14) are fastenedly connected, in ejector pin retaining plate (15), (14) offer through hole with push rod backing plate, described through hole coordinates with fixed mold core (12) glade plane space, the rear end step of cover half guide pillar (19) is arranged in the stepped hole of top clamping plate (11), the front end of cover half guide pillar (19) and cover half backing plate (21), first solid plate (10), the hole that second solid plate (9) is offered becomes glade plane space to coordinate.
2. dynamic model, cover half are with the mould of ejecting mechanism according to claim 1, and its further feature is: described pull bar (18) processing and manufacturing becomes cylindrical, and the front-end and back-end of pull bar (18) are respectively equipped with external screw thread, the middle part of pull bar (18) and cover half backing plate (21), ejector pin retaining plate (15), the circular port that push rod backing plate (14) is offered becomes glade plane space to coordinate, the end face of push rod (16) is close to the solidifying material of cast, described ejector pin retaining plate (15), push rod backing plate (14) is positioned at the hollow part of the first solid plate (10), push rod backing plate (14), ejector pin retaining plate (15) coordinates with fixed mold core (12) glade plane space, the middle part of described fixed mold core (12) is with convex shoulder, the front end of fixed mold core (12) is deep in the hole that cover half backing plate (21) is offered, the convex shoulder of fixed mold core (12) and rear end are deep in the stepped hole of the second solid plate (9), described cover half backing plate (21), first solid plate (10), second solid plate (9) the second screw (22) fastening connection, described mavable module core (3) is arranged in the stepped hole of dynamic model backing plate (7), the front end of mavable module core (3) is deep in the die cavity of fixed mold core (12), the space that mavable module core (3) and fixed mold core (12) are formed is the forming recess of mould, described dynamic model guide pillar (4) is arranged in the stepped hole of dynamic model backing plate (7), the front end of dynamic model guide pillar (4) is deep into push piece plate (8), second solid plate (9), first solid plate (10), cover half backing plate (21), in the circular port that top clamping plate (11) is offered, described dynamic model backing plate (7), Bottom clamp plate (6) the first screw (5) is fastenedly connected.
CN201420712050.8U 2014-11-11 2014-11-11 Dynamic model, cover half are with the mould of ejecting mechanism Expired - Fee Related CN204308166U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420712050.8U CN204308166U (en) 2014-11-11 2014-11-11 Dynamic model, cover half are with the mould of ejecting mechanism

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420712050.8U CN204308166U (en) 2014-11-11 2014-11-11 Dynamic model, cover half are with the mould of ejecting mechanism

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107379414A (en) * 2015-05-21 2017-11-24 乌鲁木齐九品芝麻信息科技有限公司 A kind of Double Tops needle plate Leave out thread injection mold and its application method

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107379414A (en) * 2015-05-21 2017-11-24 乌鲁木齐九品芝麻信息科技有限公司 A kind of Double Tops needle plate Leave out thread injection mold and its application method
CN107379414B (en) * 2015-05-21 2019-04-12 广州侨垒塑胶制品有限公司 A kind of Double Tops needle plate Leave out thread injection mold and its application method

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C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20150506

Termination date: 20151111

EXPY Termination of patent right or utility model