CN204308158U - A kind of mould structure of square curved pin time-lapse core pulling - Google Patents
A kind of mould structure of square curved pin time-lapse core pulling Download PDFInfo
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- CN204308158U CN204308158U CN201420290942.3U CN201420290942U CN204308158U CN 204308158 U CN204308158 U CN 204308158U CN 201420290942 U CN201420290942 U CN 201420290942U CN 204308158 U CN204308158 U CN 204308158U
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Abstract
The utility model provides a kind of mould structure of square curved pin time-lapse core pulling, and after it guarantees that active and inactive mold is opened, goods move dynamic model to smoothly, and after ensureing that active and inactive mold is opened, take-up housing can accurately be loosed core simultaneously, and structure is simple, and cost of manufacture is low.It comprises fixed mold core, moving platen, solid plate, take-up housing, square curved pin, baroclinic block, die cavity between fixed mold core (5) and moving platen (14), take-up housing (8) is supported on moving platen (14), take-up housing (8) one end connects shaping side core (9), square curved pin (6) is fastened on cover half one side, square pin (6) face the inclined hole being arranged in the Φ 50 on take-up housing (8) when matched moulds directly, the sweep of square curved pin (6) is arranged in the square opening of dynamic model seat (10) when matched moulds.This mould action is solid and reliable, and pressure transmission is good, and high degree simplifies mold mechanism, is convenient to Mold Making, debugging, maintenance.
Description
Technical field
The present invention relates to the side somatotype of metal die-casting mold and plastic injection mould and loose core, is a kind of mould structure of square curved pin time-lapse core pulling.
Background technology
At Making mold circle, side somatotype and core-pulling mechanism have several as follows: (1) Angle Pin somatotype and core-pulling mechanism; (2) angled-lift splits somatotype and core-pulling mechanism; (3) rack-and-pinion core-pulling mechanism.They are the mould opening forces relying on die casting machine or injector when mould is opened, and are extracted out by side core by driving parts.Although they have larger Core-pulling force and Core-pulling distance, production efficiency is high, easy and simple to handle, the advantages such as action is solid and reliable, but the mold mechanism loosed core in above-mentioned several side, when die sinking due to side slide block and mould dynamic model and cover half be at one time in die sinking, so cause special shape goods after die sinking, do not know to stay in dynamic model or cover half, therefore all must ejecting mechanism be set in mould dynamic model part and cover half part, in Design of Dies, for the ease of design ejecting mechanism, after general die sinking, goods should stay in dynamic model, mold mechanism can be simplified largely like this, simultaneously when article construction is special, need side core-pulling, and when the package power to dynamic mould core is greater than to the package power of fixed mold, at this moment adopt side slide block deferred action that goods are stayed in dynamic model after die sinking, ensure that production of articles order is carried out.Current time-lapse core pulling can be divided into following a few class: (1) taper pin time-lapse core pulling, it is that taper pin moves with cover half, and is with movable slider and side core to loose core motion, after dynamic model, cover half are closed, by tiltedly tight block is by slider locking, push pedal simultaneously resets under the effect of release link.During die sinking, core moves with cover half, and owing to having certain interval between taper pin and slide block, the motion so slide block is not loosed core, goods still stay in dynamic model under the effect of side core.Die sinking is to certain distance, and taper pin and shoe contact, band movable slider completes side and looses core.(2) mold cavity part adopts Huff die block structured time-lapse core pulling, and it is after mould is opened, first from die joint punishment mould, runner system is deviate from, now, because the Angle Pin on half-split slide and the slanting guide pillar hole on solid plate exist gap, slide block is not loosed core action.And mould continues to open, core is extracted out gradually from goods.When die sinking is apart from a timing, first step die sinking completes, and and then Angle Pin is started working, and band movable slider is loosed core to two sides, makes goods depart from die cavity.Mold mechanism in sum, though they can reach the object of time-lapse core pulling, but mould structure is very complicated, the Mold Making cycle is long, mould is installed, debug, keep in repair inconvenience, and they are all adopt Angle Pin to reach the object of time-lapse core pulling, in actual production simultaneously, Angle Pin very easily ruptures when forcing slide block to complete to loose core, and the Angle Pin of fracture enters mold cavity makes whole set of die scrap.In order to overcome the deficiency of existing mold, spy provides following a kind of novel die mechanism to solve the problems referred to above.
Summary of the invention
For the problems referred to above, the utility model provides a kind of mould structure of square curved pin time-lapse core pulling, and after it guarantees that front and back mould is opened, slide block can accurately complete looses core, and action is solid and reliable, and mould structure is simple, and cost of manufacture is low.A kind of mould structure of square curved pin time-lapse core pulling, its technical scheme is such: it comprises fixed mold core (5), moving platen (14), solid plate (16), take-up housing (8), described fixed mold core (5), moving platen is die cavity between (14), take-up housing (8) is supported on described moving platen (14), take-up housing (8) one end connects shaping side core (9), shaping side core (9) laterally gos deep into die cavity, take-up housing (8) middle part offers the inclined hole that a diameter is Φ 50, square curved pin (6) is fastened on cover half one side, facing directly of square curved pin (6) is deep into dynamic model one side with flexure plane.This modular character is: solid plate (16) connects square curved pin (6) upper part, the lateral surface of take-up housing (8) is an inclined-plane with the level, the middle part of take-up housing (8) has the hole of Φ 50 diameter, be convenient to square curved pin insert, square curved pin (6) there is one section of vertical plane, moving platen (14) has an installing hole and is convenient to square curved pin (6) and slides thereon, described dynamic model seat (8) is provided with installation cavity, when not loosing core state, the flexure plane of square curved pin lower part is positioned at herein, the medial slope of compact heap (15) is close on the inclined-plane, outside of take-up housing (8), the rear end of compact heap (15) is fastenedly connected in described solid plate (16).It is further characterized in that: square curved pin (6) top is for facing directly, bottom is divided into flexure plane, facing directly with take-up housing (8) is matched in clearance when matched moulds, the flexure plane of square curved pin (6) is arranged in the hole of dynamic model seat (10) when matched moulds, the outer contact of incline plane of Φ 50 inclined hole of square curved pin (6) when die sinking on flexure plane and take-up housing (8), take-up housing (8) is forced to move to mould lateral direction, described solid plate (16) connects square curved pin (6) upper part, the lateral surface of take-up housing (8) is an inclined-plane with the level, what the middle part of take-up housing (8) had Φ 50 diameter is convenient to square curved pin insertion hole, square curved pin (6) there is one section of vertical plane, moving platen (14) has an installing hole and is convenient to square curved pin (6) and slides thereon, dynamic model seat (8) is provided with installation cavity, when not loosing core state, the flexure plane of square curved pin lower part is positioned at herein, the medial slope of compact heap (15) is close on the inclined-plane, outside of take-up housing (8), the rear end of compact heap (15) is fastenedly connected in solid plate (16).After adopting said structure of the present utility model, comparatively wide arc gap is left in square curved pin (6) and take-up housing (8), now mould is opened, square curved pin (6) is worked to take-up housing (8), work as cover half, after dynamic model is opened to certain distance, the outer contact of incline plane of Φ 50 diametric hole on the flexure plane of square curved pin (6) and take-up housing (8), mould continues to open, square curved pin (6) is stirred take-up housing (8) and is done loosing core of mould lateral direction, after it guarantees that dynamic model is opened, take-up housing (8) can accurately be loosed core, and structure is simple, cost of manufacture is low.
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
In figure, numeral number represents respectively:
1---centring ring 2---first screw 3---sprue
4---top clamping plate 5---fixed mold core 6---square curved pins
7---the second screw 8---take-up housing 9---shaping side cores
10---dynamic model seat 11---the 3rd screw 12---push rods
13---the 4th screw 14---moving platen 15---compact heaps
16---solid plate
Detailed description of the invention:
As shown in the figure, it is a kind of mould structure of curved pin time-lapse core pulling, when mould is clamping on die casting machine, through moulding by casting, pressurize feeding, after cooling and shaping, mould dynamic model part is opened under the power of die casting machine, at this moment mould dynamic model part and building core (9) drive goods to depart from from fixed mold core (5), goods after disengaging are pulled to dynamic model one side, in the action that this is opened, because facing directly of square curved pin (6) is less than Φ 50 bore dia on take-up housing (8), so now take-up housing (8) does not do the outside action of side surface direction, so goods are successfully moved to dynamic model on one side.When moving after mould dynamic model part continues, now, the outer contact of incline plane of Φ 50 inclined hole on the lateral surface of square curved pin (6) sweep and take-up housing (8), mould moves after continuing, at this moment the bending lateral surface of square curved pin (6) drives take-up housing (8) to the action of mould lateral direction, in This move process, the shaping side core (9) be arranged on take-up housing (8) is extracted out from goods, looses core in the side namely completing goods.When shaping side core (9) is extracted out completely from goods, and after ensuring the stripping room distance of 2-3mm, take-up housing (8) stops action, and now die casting machine push rod promotes ejector retainner plate drive thimble (12) outside goods launch mode.During matched moulds, opposite action when die casting machine drives dynamic model part to do die sinking, first be that facing directly of square curved pin (6) forces take-up housing (8) to make homing action to die inside direction, after respectively opening part and resetting completely, baroclinic block (15) just locking sliding block seat (8) carries out the moulding by casting in next cycle.This mould action is solid and reliable, and after guaranteeing that active and inactive mold is opened, goods can move dynamic model one side smoothly to, and take-up housing can accurately be loosed core, and it is conducive to the simplification of mold ejection mechanism, and cost of manufacture is low.
Claims (2)
1. the mould structure of a square curved pin time-lapse core pulling, comprise solid plate (16), take-up housing (8), moving platen (14), dynamic model seat (10), it is characterized in that: described solid plate (16) connects square curved pin (6) upper part, the lateral surface of described take-up housing (8) is an inclined-plane with the level, the insertion of square curved pin (6) is convenient in the hole that the middle part of described take-up housing (8) has Φ 50 diameter, square curved pin (6) there is one section of vertical plane, moving platen (14) has an installing hole and is convenient to square curved pin (6) and slides thereon, described dynamic model seat (10) is provided with installation cavity, when not loosing core state, the flexure plane of square curved pin (6) lower part is positioned at herein, the medial slope of compact heap (15) is close on the inclined-plane, outside of described take-up housing (8), the rear end of compact heap (15) is fastenedly connected in described solid plate (16).
2. the mould structure of a kind of square curved pin time-lapse core pulling according to claim 1, it is characterized in that: described square curved pin (6) top is for facing directly, bottom is divided into flexure plane, described facing directly with take-up housing (8) is matched in clearance when matched moulds, the flexure plane of described square curved pin (6) is arranged in the hole of dynamic model seat (10) when matched moulds, when die sinking outside flexure plane with Φ 50 inclined hole on take-up housing (8) outer contact of incline plane, contact of incline plane in Φ 50 inclined hole during matched moulds on flexure plane medial surface and take-up housing (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420290942.3U CN204308158U (en) | 2014-05-26 | 2014-05-26 | A kind of mould structure of square curved pin time-lapse core pulling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420290942.3U CN204308158U (en) | 2014-05-26 | 2014-05-26 | A kind of mould structure of square curved pin time-lapse core pulling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204308158U true CN204308158U (en) | 2015-05-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420290942.3U Expired - Fee Related CN204308158U (en) | 2014-05-26 | 2014-05-26 | A kind of mould structure of square curved pin time-lapse core pulling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204308158U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107900221A (en) * | 2017-11-22 | 2018-04-13 | 中山市华志模具精密设备科技有限公司 | A kind of oblique guide frame of mould slide block |
| CN110435086A (en) * | 2019-09-17 | 2019-11-12 | 广东博智林机器人有限公司 | A kind of injection mold |
-
2014
- 2014-05-26 CN CN201420290942.3U patent/CN204308158U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107900221A (en) * | 2017-11-22 | 2018-04-13 | 中山市华志模具精密设备科技有限公司 | A kind of oblique guide frame of mould slide block |
| CN110435086A (en) * | 2019-09-17 | 2019-11-12 | 广东博智林机器人有限公司 | A kind of injection mold |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20160526 |