CN104760225A

CN104760225A - Floating type sliding block core pulling and demoulding mechanism

Info

Publication number: CN104760225A
Application number: CN201510207688.5A
Authority: CN
Inventors: 耿晓冬
Original assignee: Individual
Current assignee: Individual
Priority date: 2015-04-29
Filing date: 2015-04-29
Publication date: 2015-07-08

Abstract

The invention provides a floating type sliding block core pulling and demoulding mechanism. The floating type sliding block core pulling and demoulding mechanism comprises a slider angle pin, a compressing block screw, a long core sliding block body, a compressing block, a sliding block body spring, a sliding block body limiting pin, a sliding block body sliding groove plate, a blocking floating plate, a floating plate spring, a floating plate pull rod, a guide sleeve and a floating plate guide column. According to the floating type sliding block core pulling and demoulding mechanism in the technical scheme, in the mould shaping process of tubular plastic products with the small circular tube diameter and large length, mould design height can be effectively reduced, it can be guaranteed that ejection marks are not reserved on the products in the ejection process, the forming quality of the products is effectively guaranteed, and mould production and manufacturing cost and product injection molding cost are lowered. The mould structural design is reasonable, the structure is compact, work is stable, safety and reliability are achieved, and use is convenient.

Description

A kind of floating type slipper block loose core mould emptier

Technical field

The present invention relates to injection mold mechanism design field, be specially a kind of floating type slipper block loose core mould emptier.

Background technology

Diameter dimension is relatively little, but length is longer, reach more than 200mm tubulose class plastic products molded time, as shown in Figure 1, mold layout adopts vertical layout along its length, then increase mold height and the manufacture difficulty of mould; During as adopted horizontal layout; generation is significantly ejected vestige by surface; affect the presentation quality of product; and need the oil cylinder core-pulling mechanism grown very much; in view of this, when adopting horizontal layout designs, brand-new core-drawing demoulding mechanism must be designed; the height of mould should be reduced, the presentation quality of product will be ensured simultaneously.

Summary of the invention

Technical problem to be solved by this invention is to provide a kind of floating type slipper block loose core mould emptier, reasonable in design, compact conformation, and working stability is safe and reliable, easy-to-use; For solving above-mentioned existing technical problem; the present invention adopts following scheme: a kind of floating type slipper block loose core mould emptier, comprises Angle Pin, compact heap screw, long core slide body, compact heap, slide body spring, slide body spacer pin, slide body coulisse, backgauge kickboard, kickboard spring, kickboard pull bar, guide pin bushing, kickboard guide pillar.

As preferably, described Angle Pin is installed on mould template, and described compact heap is installed on mould template by compact heap screw;

As preferably, described long core slide body is installed on slide body coulisse, can move left and right along slide body coulisse internal chute; Slide body spacer pin is installed on slide body coulisse, and slide body spring is installed on in long core slide body by compression, and both are for controlling the sliding stroke of long core slide body at slide body coulisse internal chute;

As preferably, described kickboard pull bar, kickboard guide pillar, slide body coulisse are installed in backgauge kickboard by screw fastening, and it is shaping and serve as the striker plate effect of product when ejecting that backgauge kickboard left end participates in mold cavity;

As preferably, described kickboard spring, guide pin bushing are installed on mould template, and kickboard spring works to backgauge kickboard the effect of ejecting, and guide pin bushing play the guiding role to kickboard guide pillar;

As preferably, described long core slide body, slide body spring, slide body spacer pin, slide body coulisse, backgauge kickboard, kickboard pull bar, kickboard guide pillar composition floating structure black box.

Beneficial effect: the floating type slipper block loose core mould emptier of the one that the present invention adopts technique scheme to provide, little at circular tube shaped diameter, when the tubulose class plastic product that length is large is molded, can effectively reduce Design of Dies height, do not leave on product when can ensure again to eject and eject vestige, effectively ensure that forming quality of products, reduce mould and manufacture cost and product injection moulding cost; Mould structure design is reasonable, compact conformation, and working stability is safe and reliable, easy-to-use.

Accompanying drawing explanation

Fig. 1 is a kind of floating type slipper block loose core mould emptier institute of the present invention application product schematic diagram;

Fig. 2 is a kind of floating type slipper block loose core mould emptier structure composition schematic diagram of the present invention;

Fig. 3 is that a kind of floating type slipper block loose core mould emptier of the present invention is installed and operating diagram on mould.

Detailed description of the invention

Fig. 1-3 is depicted as related description figure of the present invention;

A kind of floating type slipper block loose core mould emptier; comprise Angle Pin 1, compact heap screw 2, long core slide body 3, compact heap 4, slide body spring 5, slide body spacer pin 6, slide body coulisse 7, backgauge kickboard 8, kickboard spring 9, kickboard pull bar 10, guide pin bushing 11, kickboard guide pillar 12, as shown in Figure 2.

Described Angle Pin 1 is installed on mould template, and described compact heap 4 is installed on mould template by compact heap screw 2;

Described long core slide body 3 is installed on slide body coulisse 7, can move left and right along slide body coulisse 7 internal chute; Slide body spacer pin 6 is installed on slide body coulisse 7, and slide body spring 5 is installed on in long core slide body 3 by compression, and both are for controlling the sliding stroke of long core slide body 3 at slide body coulisse 7 internal chute;

Described kickboard pull bar 10, kickboard guide pillar 12, slide body coulisse 7 are installed in backgauge kickboard 8 by screw fastening, and it is shaping and serve as the striker plate effect of product when ejecting that backgauge kickboard 8 left end participates in mold cavity;

Described kickboard spring 9, guide pin bushing 11 are installed on mould template, and kickboard spring 9 pairs of backgauge kickboards 8 work the effect of ejecting, and guide pin bushing 11 pairs of kickboard guide pillars 12 play the guiding role;

Described long core slide body 3, slide body spring 5, slide body spacer pin 6, slide body coulisse 7, backgauge kickboard 8, kickboard pull bar 10, kickboard guide pillar 12 form floating structure black box;

Further, illustrate for ease of operation principle of the present invention, the mould mating parts that Fig. 3 need point out comprises impression bolster 13, die cavity mold insert 14, core mold insert 15, core fixing plate 16, corresponding, described Angle Pin 1 is installed on mold cavity fixed head 13, and compact heap 4 is installed on mold cavity fixed head 13 by compact heap screw 2; Described kickboard spring 9, guide pin bushing 11 are installed on mold cores fixed head 16.

During real work, as shown in Figure 3, its motion operation principle is as follows:

1) after the horizontal core_pulling demoulding mold cavity in product heart portion is opened, under the pulling of injection machine push rod, mould dynamic model part is progressively separated with cover half part, now, Angle Pin 1, compact heap screw 2, compact heap 4 stays in impression bolster 13, motionless in the cover half part that die cavity mold insert 14 forms, and long core slide body 3, slide body spring 5, slide body spacer pin 6, slide body coulisse 7, backgauge kickboard 8, kickboard spring 9, kickboard pull bar 10, guide pin bushing 11, kickboard guide pillar 12 will be followed to move and be retreated together, long core slide body 3 Angle Pin 1 lead and slide body spring 5 bounce-back promote under, do motion of loosing core to the right, due to product follow long core slide body 3 move right time, block being participated in shaping upper part by backgauge kickboard 8, thus the horizontal core_pulling demoulding in product heart portion can be completed,

2) while the Surface Appearance demoulding and long core slide body 3 horizontal heart portion core_pulling demoulding, kickboard spring 9 rebounds, by promotion backgauge kickboard 8 under the guiding of guide pin bushing 11, kickboard guide pillar 12, upwards float, thus float together with long core slide body 3, slide body spring 5, slide body spacer pin 6, slide body coulisse 7, kickboard guide pillar 12, thus, product will be taken out from core mold insert 15 by long core slide body 3, complete the demoulding of Surface Appearance;

3) when resetting, before mold cavity is closed, injection machine push rod will promote dynamic model partial reset, after long core slide body 3 pushes back by Angle Pin 1 and compact heap 4, the bounce that press against block coulisse 7 by long core slide body 3, backgauge kickboard 8 overcomes kickboard spring 9 is resetted, mould closes, and waits for that next injection cycle starts.

Specific embodiment described herein is only to the explanation for example of the present invention's spirit, those skilled in the art can make various amendment or supplement or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present invention or surmount the scope that appended claims defines.

Claims

1. a floating type slipper block loose core mould emptier, comprises Angle Pin (1), compact heap screw (2), long core slide body (3), compact heap (4), slide body spring (5), slide body spacer pin (6), slide body coulisse (7), backgauge kickboard (8), kickboard spring (9), kickboard pull bar (10), guide pin bushing (11), kickboard guide pillar (12).

2. according to the floating type slipper block loose core mould emptier of claim 1 one kind, described Angle Pin (1) is installed on mould template, and described compact heap (4) is installed on mould template by compact heap screw (2).

3. according to the floating type slipper block loose core mould emptier of claim 1 one kind, described long core slide body (3) is installed on slide body coulisse (7), can move left and right along slide body coulisse (7) internal chute; Slide body spacer pin (6) is installed on slide body coulisse (7), slide body spring (5) is installed on in long core slide body (3) by compression, and both are for controlling the sliding stroke of long core slide body (3) at slide body coulisse (7) internal chute.

4. according to the floating type slipper block loose core mould emptier of claim 1 one kind; described kickboard pull bar (10), kickboard guide pillar (12), slide body coulisse (7) are installed in backgauge kickboard (8) by screw fastening, and it is shaping and serve as the striker plate effect of product when ejecting that backgauge kickboard (8) left end participates in mold cavity.

5. according to the floating type slipper block loose core mould emptier of claim 1 one kind; described kickboard spring (9), guide pin bushing (11) are installed on mould template; kickboard spring (9) works to backgauge kickboard (8) effect of ejecting, and guide pin bushing (11) play the guiding role to kickboard guide pillar (12).

6. according to the floating type slipper block loose core mould emptier of claim 1 one kind, described long core slide body (3), slide body spring (5), slide body spacer pin (6), slide body coulisse (7), backgauge kickboard (8), kickboard pull bar (10), kickboard guide pillar (12) composition floating structure black box.