CN203580034U - Secondary core-pulling demoulding structure of slide block - Google Patents

Secondary core-pulling demoulding structure of slide block Download PDF

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Publication number
CN203580034U
CN203580034U CN201320718380.3U CN201320718380U CN203580034U CN 203580034 U CN203580034 U CN 203580034U CN 201320718380 U CN201320718380 U CN 201320718380U CN 203580034 U CN203580034 U CN 203580034U
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China
Prior art keywords
slide block
unit
oil cylinder
fuse
thimble
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CN201320718380.3U
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Chinese (zh)
Inventor
郑冠雄
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SHANGHAI COBI PRECISION PLASTIC MOLD Co Ltd
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SHANGHAI COBI PRECISION PLASTIC MOLD Co Ltd
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Priority to CN201320718380.3U priority Critical patent/CN203580034U/en
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Abstract

The utility model provides a secondary core-pulling demoulding structure of a slide block, which comprises an oil cylinder drive unit, a rear mould unit, a slide block unit and an ejection unit, wherein the oil cylinder drive unit is fixed on the rear mould unit, the slide block unit is assembled in the rear mould unit, and the ejection unit is connected with the rear mould unit. When the slide block unit is pulled out of a plastic product, an injection moulding production machine executes the mould opening action. The rear mould unit retreats to the designated position, the mould executes the mould opening action, the ejection unit ejects the mould forwards, and the plastic product is demoulded and falls from a mould cavity. The structure provided by the utility model can realize core pulling twice in different directions in an inner cavity of the mould core, adapts to full-automatic injection moulding production, reduces the production cost and improves the dimensional accuracy of the plastic product.

Description

The sliding block for secondary demolding structure of loosing core
Technical field
The utility model relates to technology of die manufacturing field, particularly, relates to a kind of sliding block for secondary for screw thread demoulding demolding structure of loosing core.
Background technology
Along with developing rapidly of car industry, the function of automobile is more and more advanced, and moulding is more and more attractive in appearance.The injecting products of automobile also becomes increasingly complex thereupon.Conventional mould structure design can not meet present automobile injecting products.At traditional injection moulding Mold Core-pulling Mechanism, conventionally adopt smooth block or angled-lift splits to loose core, relatively current baroque product, such mode of operation is not only produced loaded down with trivial details, can not adapt to full automatic production requirement, plastic cement products is taken out by manual operation, cause plastic cement products scale error, product percent of pass declines.
Utility model content
The utility model is for above shortcomings in prior art, and a kind of sliding block for secondary demolding structure of loosing core is provided.
The utility model is achieved through the following technical solutions.
A kind of sliding block for secondary demolding structure of loosing core, comprise hydraulic oil cylinder driving unit, rear form unit, slide unit, ejecting unit, described hydraulic oil cylinder driving unit is fixed on rear form unit, and described slide unit is assemblied in rear form unit inside, described ejecting unit is connected with rear form unit, wherein:
Described hydraulic oil cylinder driving unit comprises: oil cylinder, connecting screw and oil cylinder seat, and described oil cylinder is connected with oil cylinder seat by connecting screw;
Described rear form unit comprises: rear cavity, rear pattern plate and gripper shoe, and described rear pattern plate is assemblied in gripper shoe, and described oil cylinder seat is fixed in rear cavity;
Described slide unit comprises: slide block, slide block fuse a, slide block fuse b, slider layering and wearing plate, and described slide block fuse a and slide block fuse b are connected and form slide block fuse group, and described slide block fuse assembling fits over rear cavity inside; Described wearing plate is fixed on support plate, and described slide block is fitted on wearing plate by slider layering; Described slide block spiral-lock is in connecting screw, and described slide block fuse b and slide block are connected.
Described ejecting unit comprises plate after thimble header board, thimble, thimble, oblique top and Zhi Ding, and described thimble, oblique top and straight top fit into before thimble header board as required, and after described thimble, plate locks after thimble header board.
Preferably, described slide block fuse b is provided with convex tendon, and described slide block fuse a is provided with first groove suitable with convex tendon, and described slide block fuse b is assemblied in the first inside grooves by the convex tendon on it, forms slide block fuse group with slide block fuse a.
Preferably, described slide block is provided with button bit and the second groove, and described button bit spiral-lock is in connecting screw, and the convex tendon on described slide block fuse b is assemblied in the second groove of slide block.
During work, hydraulic oil cylinder driving unit provides driving source, twitch slide block backward moves in hydraulic oil cylinder driving unit, slide block is when moving backward, the synchronous slide block fuse a that twitches moves down, slide block fuse a moves down in process, synchronously twitches slide block fuse b inwardly level and smooth, and now slide block fuse a, slide block fuse b extract out in rear cavity inside from plastic cement products; After slide unit is extracted out from plastic cement products, injection moulding production machine is carried out die sinking action: the rear form unit assigned address of drawing back, and ejecting unit ejects forward, and plastic cement products demoulding from mold cavity this moment falls.
Compared with prior art, the utlity model has following beneficial effect:
1, solved the not high problem of complicated plastic cement products precision;
2, reduce manual operation, increased automated production simultaneously;
3, improve plastic cement products dimensional accuracy;
4, improve productivity effect.
The sliding block for secondary that the utility model the provides demolding structure of loosing core, meets full-automatic injection moulding production requirement, realizes hydraulic oil cylinder driving and drives and take out screw thread and drive the synchronous ejection device of side structure.
Accompanying drawing explanation
By reading the detailed description of non-limiting example being done with reference to the following drawings, it is more obvious that other features, objects and advantages of the present utility model will become:
Fig. 1 is three-dimensional structure diagram of the present utility model;
Fig. 2 is stereo decomposing structural representation of the present utility model;
Fig. 3 is the utility model slide unit motion structure schematic diagram;
Fig. 4 is the utility model ejecting unit structural representation;
Fig. 5 is the utility model motion after affect fruit perspective view;
In figure: 10 is hydraulic oil cylinder driving unit, 20 is rear form unit, and 50 is plastic cement products, and 11 is oil cylinder, 12 is connecting screw, and 13 is oil cylinder seat, and 21 is rear cavity, 22 is rear pattern plate, and 23 is gripper shoe, and 31 is slide block, 32 is slide block fuse a, and 33 is slide block fuse b, and 34 is slider layering, 35 is wearing plate, and 41 is thimble header board, and 42 is plate after thimble, 43 is thimble, and 44 is oblique top, and 45 is straight top.
The specific embodiment
Below embodiment of the present utility model is elaborated: the present embodiment is implemented under take technical solutions of the utility model as prerequisite, provided detailed embodiment and concrete operating process.It should be pointed out that to those skilled in the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection domain of the present utility model.
Please refer to Fig. 1 to Fig. 5.
As shown in Figure 1, the present embodiment provides a kind of sliding block for secondary demolding structure of loosing core, comprise hydraulic oil cylinder driving unit, rear form unit, slide unit, ejecting unit, described hydraulic oil cylinder driving unit is fixed on rear form unit, described slide unit is assemblied in rear form unit inside, and described ejecting unit is connected with rear form unit.
As shown in Figure 2, further, described hydraulic oil cylinder driving unit comprises: oil cylinder, connecting screw and oil cylinder seat, and described oil cylinder is connected with oil cylinder seat by connecting screw;
Further, described rear form unit comprises: rear cavity, rear pattern plate and gripper shoe, and described rear pattern plate is assemblied in gripper shoe, and described oil cylinder seat is fixed in rear cavity.
As shown in Figure 3, further, described slide unit comprises: slide block, slide block fuse a, slide block fuse b, slider layering and wearing plate, and described slide block fuse a and slide block fuse b are connected and form slide block fuse group, and described slide block fuse assembling fits over rear cavity inside; Described wearing plate is fixed on support plate, and described slide block is fitted on wearing plate by slider layering; Described slide block spiral-lock is in connecting screw, and described slide block fuse b and slide block are connected.
Further, described slide block fuse b is provided with convex tendon, and described slide block fuse a is provided with first groove suitable with convex tendon, and described slide block fuse b is assemblied in the first inside grooves by the convex tendon on it, form slide block fuse group with slide block fuse a, described slide block fuse assembling fits over rear cavity inside; Described wearing plate is fixed on support plate, and described slide block is fitted on wearing plate by slider layering; Described slide block is provided with button bit and the second groove, and described button bit spiral-lock is in connecting screw, and the convex tendon on described slide block fuse b is assemblied in the second groove of slide block.
As shown in Figure 4, further, described ejecting unit comprises plate after thimble header board, thimble, thimble, oblique top and Zhi Ding, and described thimble, oblique top and straight top fit into before thimble header board as required, and after described thimble, plate locks after thimble header board.
Hydraulic oil cylinder driving unit 10 comprises oil cylinder 11, connecting screw 12, oil cylinder seat 13.
Rear form unit 20 comprises rear cavity 21, rear pattern plate 22, support plate 23.
Slide unit comprises slide block 31, slide block fuse 32, slide block fuse 33, slider layering 34, wearing plate 35.
Ejecting unit comprises plate 42, thimble 43, oblique top 44 after thimble header board 41, thimble, directly pushes up 45.
This hydraulic oil cylinder driving unit 10 is fixed on oil cylinder seat 13 on rear form unit 20 by screw.
This slide unit is assemblied in rear form unit 20.
Convex tendon on slide block fuse 33 is assemblied in the groove on slide block fuse 32.Assemble rear slider fuse 32 and fitted into rear cavity 21 inside with slide block fuse 33.
Wearing plate 35 is fixed on above support plate 23, and slide block 31 is pressed in above wearing plate 35 by slider layering 34.Button bit on slide block 31, is buckled in connecting screw 12.Convex tendon on slide block fuse 32 is assemblied in the groove of slide block 31.
Thimble 43, oblique top 44 and directly push up 45 and fit into thimble header board according to map file, be locked in plate after thimble 42 after thimble header board by screw, and overall ejecting unit is assembled to rear form unit.
Hydraulic oil cylinder driving unit 10 is fixed on rear form unit 20, and slide unit is assemblied between rear form unit 20.During matched moulds state, front form unit, rear form unit, slide unit and ejecting unit synthesize plastic die cavity.
During specific works, this hydraulic oil cylinder driving unit 10 provides driving source, and hydraulic oil cylinder driving unit 10 is twitched slide block 31 (as the 1. direction of motion arrow on Fig. 3) backward.Fuse 31, when moving backward, is synchronously twitched slide block fuse 32 and is moved down (as the 2. direction of motion arrow on Fig. 3).Slide block fuse moves down in process, synchronously twitches slide block fuse 33 inwardly level and smooth (as the 3. direction of motion arrow on Fig. 3).Now slide block fuse 32, slide block fuse 33 are extracted out in rear cavity 21 inside from plastic cement products 50.
When slide unit is extracted out from plastic cement products 50, now injection moulding production machine is carried out die sinking action.Rear form unit 20 falls back on assigned address backward, and mould is carried out die sinking action, and ejecting unit ejects forward, and as shown in (as Fig. 5), plastic cement products 50 demoulding from mold cavity this moment falls.
The sliding block for secondary that the present embodiment the provides demolding structure of loosing core, by slide block, at die inner chamber, realize the demolding structure of loosing core for twice of different directions, compared with prior art, the present embodiment is synchronously loosed core at twice, adapting to current full-automatic injection moulding produces, lower production cost, improve plastic cement products dimensional accuracy.
Above specific embodiment of the utility model is described.It will be appreciated that, the utility model is not limited to above-mentioned specific implementations, and those skilled in the art can make various distortion or modification within the scope of the claims, and this does not affect flesh and blood of the present utility model.

Claims (3)

1. the sliding block for secondary demolding structure of loosing core, it is characterized in that, comprise hydraulic oil cylinder driving unit, rear form unit, slide unit, ejecting unit, described hydraulic oil cylinder driving unit is fixed on rear form unit, described slide unit is assemblied in rear form unit inside, described ejecting unit is connected with rear form unit, wherein:
Described hydraulic oil cylinder driving unit comprises: oil cylinder, connecting screw and oil cylinder seat, and described oil cylinder is connected with oil cylinder seat by connecting screw;
Described rear form unit comprises: rear cavity, rear pattern plate and gripper shoe, and described rear pattern plate is assemblied in gripper shoe, and described oil cylinder seat is fixed in rear cavity;
Described slide unit comprises: slide block, slide block fuse a, slide block fuse b, slider layering and wearing plate, and described slide block fuse a and slide block fuse b are connected and form slide block fuse group, and described slide block fuse assembling fits over rear cavity inside; Described wearing plate is fixed on support plate, and described slide block is fitted on wearing plate by slider layering; Described slide block spiral-lock is in connecting screw, and described slide block fuse b and slide block are connected;
Described ejecting unit comprises plate after thimble header board, thimble, thimble, oblique top and Zhi Ding, and described thimble, oblique top and Zhi Ding fit into before thimble header board, and after described thimble, plate locks after thimble header board.
2. the sliding block for secondary according to claim 1 demolding structure of loosing core, it is characterized in that, described slide block fuse b is provided with convex tendon, described slide block fuse a is provided with first groove suitable with convex tendon, described slide block fuse b is assemblied in the first inside grooves by the convex tendon on it, forms slide block fuse group with slide block fuse a.
3. the sliding block for secondary according to claim 2 demolding structure of loosing core, is characterized in that, described slide block is provided with button bit and the second groove, and described button bit spiral-lock is in connecting screw, and the convex tendon on described slide block fuse b is assemblied in the second groove of slide block.
CN201320718380.3U 2013-11-13 2013-11-13 Secondary core-pulling demoulding structure of slide block Active CN203580034U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201320718380.3U CN203580034U (en) 2013-11-13 2013-11-13 Secondary core-pulling demoulding structure of slide block

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201320718380.3U CN203580034U (en) 2013-11-13 2013-11-13 Secondary core-pulling demoulding structure of slide block

Publications (1)

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CN203580034U true CN203580034U (en) 2014-05-07

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107932841A (en) * 2017-11-29 2018-04-20 宁波方正汽车模具股份有限公司 Sliding block core-pulling mechanism
CN110406044A (en) * 2019-08-14 2019-11-05 宁波方正汽车模具股份有限公司 Loose core of oil cylinder retreating prevention mechanism

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107932841A (en) * 2017-11-29 2018-04-20 宁波方正汽车模具股份有限公司 Sliding block core-pulling mechanism
CN107932841B (en) * 2017-11-29 2019-11-12 宁波方正汽车模具股份有限公司 Sliding block core-pulling mechanism
CN110406044A (en) * 2019-08-14 2019-11-05 宁波方正汽车模具股份有限公司 Loose core of oil cylinder retreating prevention mechanism

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