CN212421944U - Demoulding device for mould for plastic part processing - Google Patents

Abstract

The utility model discloses a shedder is used to mould of plastics parts processing, including female mould, female mould upper surface central point puts and has seted up the casting chamber, female mould is located casting chamber bottom position and has seted up the control chamber, the position runs through between casting intracavity diapire and the control chamber and has seted up the liftout groove, run through sliding connection in the liftout groove and have the ejector pin, the position fixedly connected with support ring that the control intracavity roof is located the liftout groove, ejector pin and support ring run through sliding connection, female mould upper surface is located casting chamber both sides position and sets up the sliding chamber that two symmetries set up, sliding connection has the metal sheet in the sliding chamber, female mould top position is provided with the submodule utensil, the submodule utensil lower surface is located the high strength magnet that two symmetries of fixedly connected with set up directly over the sliding chamber. The utility model discloses make the mould drawing of patterns simple and convenient, just the utility model discloses simple structure, the cost of manufacture is low.

Description

Demoulding device for mould for plastic part processing

Technical Field

The utility model relates to a mould manufacturing technical field especially relates to a shedder is used to plastics parts machining's mould.

Background

The mould is various moulds and tools for obtaining required products by injection molding, blow molding, extrusion, die casting or forging forming, smelting, stamping and other methods in industrial production. In short, a mold is a tool used to make a shaped article, the tool being made up of various parts, different molds being made up of different parts. The processing of the appearance of an article is realized mainly through the change of the physical state of a formed material. It is a tool for making blank into product with specific shape and size under the action of external force. The method is widely applied to blanking, die forging, cold heading, extrusion, powder metallurgy part pressing, pressure casting and the forming processing of compression molding or injection molding of products such as engineering plastics, rubber, ceramics and the like. The die has a specific contour or cavity shape, and the blank can be separated (blanked) according to the contour shape by applying the contour shape with the cutting edge. The blank can obtain a corresponding three-dimensional shape by using the shape of the inner cavity. The mold generally comprises a movable mold and a fixed mold (or a male mold and a female mold), which can be separated or combined.

In the prior art, the mold is inconvenient to take out a product after the product is formed, and the product is inconvenient to demold.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a demoulding device for a mould for processing plastic parts.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a shedder is used to mould of plastics parts processing, includes female mould, female mould upper surface central point puts and has seted up the casting chamber, female mould is located casting chamber bottom position and has seted up the control chamber, the position runs through between casting intracavity diapire and the control chamber and has seted up the liftout groove, it has the ejector pin to run through sliding connection in the liftout groove, the position fixedly connected with support ring that the roof is located the liftout groove in the control chamber, ejector pin and support ring run through sliding connection, female mould upper surface is located casting chamber both sides position and has seted up the sliding chamber that two symmetries set up, sliding connection has the metal sheet in the sliding chamber, female mould top position is provided with the submodule utensil, the submodule utensil lower surface is located the high strength magnet that two symmetries set up of sliding chamber directly.

As a further description of the above technical solution:

the connecting rod is fixedly connected to the lower surface of the metal plate, one end, far away from the metal plate, of the connecting rod is connected with the bottom of the sliding cavity in a penetrating and sliding mode, and one end, far away from the metal plate, of the connecting rod is fixedly connected with the connecting plate.

As a further description of the above technical solution:

the ejector pin is kept away from support ring one end fixedly connected with fixed plate, the fixed plate both sides position is rotated and is connected with the power pole of two symmetry settings, two the power pole is kept away from fixed plate one end and is connected with the connecting plate lateral wall rotation.

As a further description of the above technical solution:

two symmetrically-arranged rotating pins are fixedly connected between the two parallel side walls of the control cavity, and the two rotating pins are connected with the two power rods in a penetrating and rotating mode.

As a further description of the above technical solution:

and a tension spring is fixedly connected between the lower surface of the metal plate and the bottom wall of the sliding cavity and is concentrically arranged with the connecting rod.

As a further description of the above technical solution:

the child die and the mother die are made of cast iron materials.

As a further description of the above technical solution:

and a graphite ring is arranged at the sliding connection position of the support ring and the ejector rod.

The utility model discloses following beneficial effect has:

the utility model discloses a set up the power pole, through with child mould and female mould block, the slurry is poured into to the rethread casting chamber, high strength magnet and metal sheet actuation behind child mould and the female mould block, make metal sheet and connecting rod up remove, make the power pole be close to connecting plate one side up slope, make the ejector pin down remove the withdrawal, after casting shaping with child mould and female mould separation, make high strength magnet lose the effect, make metal sheet and connecting plate down remove under the effect of extension spring, make the power pole be close to ejector pin one end up remove, make the ejector pin ejecting, make the product drawing of patterns.

The utility model discloses make the mould drawing of patterns simple and convenient, just the utility model discloses simple structure, the cost of manufacture is low.

Drawings

Fig. 1 is a cross-sectional view of a demolding device for a mold for plastic part processing according to the present invention;

FIG. 2 is an enlarged view taken at A in FIG. 1;

fig. 3 is a schematic view of a structure of a sub-mold of a demolding device for a mold for plastic part processing according to the present invention.

Illustration of the drawings:

1. a casting cavity; 2. a sub-mold; 3. a high-strength magnet; 4. a metal plate; 5. a slide chamber; 6. a connecting plate; 7. a control chamber; 8. a rotation pin; 9. a power rod; 10. a fixing plate; 11. a connecting rod; 12. a female mold; 13. a tension spring; 14. a support ring; 15. a top rod; 16. ejecting the slot.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, the present invention provides an embodiment: a demoulding device for a mould for processing plastic parts comprises a female mould 12, wherein a casting cavity 1 is arranged at the central position of the upper surface of the female mould 12, a control cavity 7 is arranged at the bottom position of the casting cavity 1 of the female mould 12, an ejection groove 16 is arranged between the bottom wall of the casting cavity 1 and the control cavity 7 in a penetrating way, an ejector rod 15 is connected in the ejection groove 16 in a penetrating way in a sliding way, a support ring 14 is fixedly connected at the position of the top wall of the ejection groove 16 in the control cavity 7, the ejector rod 15 is more stable to use due to the support ring 14, the ejector rod 15 is connected with the support ring 14 in a penetrating way in a sliding way, two symmetrically arranged sliding cavities 5 are arranged at the positions of the two sides of the casting cavity 1 on the upper surface of the female mould 12, a metal plate 4 is connected in the sliding cavities 5 in a sliding way, a sub-mould 2 is arranged at the position above the, the high strength magnet 3 can pull up the metal plate 4 so that the plunger 15 is retracted.

The fixed surface position of 4 metal sheets is connected with connecting rod 11, and connecting rod 11 is kept away from 4 metal sheets one end and is run through sliding connection with 5 bottom positions in smooth chamber, and connecting rod 11 is kept away from 4 metal sheets one end fixed connection connecting plate 6. One end, far away from the support ring 14, of the ejector rod 15 is fixedly connected with a fixing plate 10, two power rods 9 symmetrically arranged are rotatably connected to two sides of the fixing plate 10, and one ends, far away from the fixing plate 10, of the two power rods 9 are rotatably connected with the side wall of the connecting plate 6. Two symmetrically-arranged rotating pins 8 are fixedly connected between the two parallel side wall positions of the control cavity 7, and the two rotating pins 8 are connected with two power rods 9 in a penetrating and rotating mode. A tension spring 13 is fixedly connected between the lower surface of the metal plate 4 and the bottom wall of the sliding cavity 5, and the tension spring 13 and the connecting rod 11 are concentrically arranged. The sub-mold 2 and the main mold 12 are made of cast iron. The support ring 14 is provided with the graphite ring with ejector pin 15 sliding connection position, and the graphite ring can make ejector pin 15 lubricated, and the graphite ring is wear-resisting, avoids support ring 14 wearing and tearing.

The working principle is as follows: through 2 with son mould and 12 block of female mould, the thick liquid is poured into in the rethread casting chamber, high strength magnet 3 and the actuation of metal sheet 4 behind son mould 2 and the 12 block of female mould, make metal sheet 4 and connecting rod 11 up remove, make power rod 9 be close to connecting plate 6 one side tilt up, make ejector pin 15 move down the withdrawal, after the casting shaping, separate son mould 2 and female mould 12, make high strength magnet 3 lose the effect, make metal sheet 4 and connecting plate 6 down remove under the effect of extension spring 13, make power rod 9 be close to 15 one end of ejector pin and up move, make ejector pin 15 ejecting, make the product drawing of patterns.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims (7)

1. The utility model provides a shedder is used to mould of plastics parts machining, includes female mould (12), its characterized in that: female mould (12) upper surface central point puts and has seted up casting chamber (1), female mould (12) are located casting chamber (1) bottom position and have seted up control chamber (7), position runs through between diapire and control chamber (7) in casting chamber (1) and has seted up ejection groove (16), it has ejector pin (15) to run through sliding connection in ejection groove (16), roof is located position fixedly connected with support ring (14) of ejection groove (16) in control chamber (7), ejector pin (15) and support ring (14) run through sliding connection, female mould (12) upper surface is located casting chamber (1) both sides position and sets up smooth chamber (5) that two symmetries set up, sliding connection has metal sheet (4) in smooth chamber (5), female mould (12) top position is provided with sub-mould (2), sub-mould (2) lower surface is located high strength magnet (3) that two symmetries set up directly over smooth chamber (5) position fixedly connected with ).

2. The mold release device for plastic parts processing mold according to claim 1, wherein: the connecting rod (11) is fixedly connected to the lower surface of the metal plate (4), one end of the metal plate (4) and the bottom of the sliding cavity (5) are far away from the connecting rod (11), the connecting rod (11) penetrates through the sliding connection, and one end of the metal plate (4) is fixedly connected with the connecting plate (6).

3. The mold release device for plastic parts processing mold according to claim 1, wherein: the push rod (15) is far away from one end of the support ring (14) and is fixedly connected with a fixing plate (10), two power rods (9) symmetrically arranged are rotatably connected to the positions of the two sides of the fixing plate (10), and one end, far away from the fixing plate (10), of each power rod (9) is rotatably connected with the side wall of the connecting plate (6).

4. The mold release device for plastic parts processing mold according to claim 1, wherein: two symmetrical rotating pins (8) are fixedly connected between two parallel side wall positions of the control cavity (7), and the two rotating pins (8) are connected with the two power rods (9) in a penetrating and rotating mode.

5. The mold release device for plastic parts processing mold according to claim 1, wherein: fixedly connected with extension spring (13) in position between metal sheet (4) lower surface and the bottom wall in smooth chamber (5), extension spring (13) are concentric setting with connecting rod (11).

6. The mold release device for plastic parts processing mold according to claim 1, wherein: the sub-die (2) and the main die (12) are made of cast iron materials.

7. The mold release device for plastic parts processing mold according to claim 1, wherein: and a graphite ring is arranged at the sliding connection position of the support ring (14) and the ejector rod (15).

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