CN218111580U

CN218111580U - A supplementary shedder of injection moulding product for injection molding machine

Info

Publication number: CN218111580U
Application number: CN202221712601.1U
Authority: CN
Inventors: 章勤峰
Original assignee: Xinxiang Libao Packaging Materials Co ltd
Current assignee: Xinxiang Libao Packaging Materials Co ltd
Priority date: 2022-07-05
Filing date: 2022-07-05
Publication date: 2022-12-23
Anticipated expiration: 2032-07-05

Abstract

The utility model provides an auxiliary demoulding device of injection molding for injection molding machine, including the carriage, the outside symmetry of carriage is provided with a pair of pneumatic cylinder, and is a pair of be provided with the connecting rod on the output shaft of pneumatic cylinder, be provided with the connection pad on the connecting rod, be provided with the ejector pin in the connection pad, correspond the ejector pin and be provided with the fore-set that suits with it in the carriage, the one end of ejector pin is provided with the movable plate, the center department of movable plate is provided with auxiliary demoulding assembly, auxiliary demoulding assembly's one end is provided with first mould, one side of first mould is provided with the second mould, applys compressed air to the mould in the drawing of patterns through auxiliary demoulding assembly for low-pressure area flows in the compressed air mould and accelerates the mould drawing of patterns, improves work efficiency.

Description

A supplementary shedder of injection moulding product for injection molding machine

Technical Field

The utility model relates to an injection molding machine technical field, concretely relates to supplementary shedder of injection moulding for injection molding machine.

Background

An injection molding machine is also known as an injection molding machine or an injection machine. It is a main forming equipment for making various shaped plastic products from thermoplastic plastics or thermosetting plastics by using plastic forming mould. It is divided into vertical, horizontal and full electric type. The injection molding machine can heat the plastic, apply high pressure to the molten plastic, and inject it to fill the mold cavity. The existing injection molding machine ejects products in a mold by an ejector rod during demolding, but in actual operation, some products have higher degree of fit with the mold, and the products cannot be demolded by the ejector rod alone, so that the demolding efficiency is lower. In view of the above, we propose an auxiliary demolding device for injection molding products of an injection molding machine to solve the above problems.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model provides an auxiliary demoulding device of injection moulding for injection molding machine applys compressed air in the mould when the drawing of patterns through supplementary drawing of patterns subassembly for the low-pressure area flows in the compressed air direction mould and accelerates the mould drawing of patterns, improves work efficiency.

For solving the technical problem, the utility model provides an auxiliary demoulding device of injection moulding for injection molding machine, including the carriage, the outside symmetry of carriage is provided with a pair of pneumatic cylinder, and is a pair of be provided with the connecting rod on the output shaft of pneumatic cylinder, be provided with the connection pad on the connecting rod, be provided with the ejector pin in the connection pad, correspond the ejector pin and be provided with the fore-set that suits with it in the carriage, the one end of ejector pin is provided with the movable plate, the center department of movable plate is provided with auxiliary demoulding subassembly, auxiliary demoulding subassembly's one end is provided with first mould, one side of first mould is provided with the second mould.

Furthermore, the connection pad is protruding type connection pad, the outside both ends of connection pad are provided with the guide bar, moving plate sliding connection is on the guide bar, the symmetry is provided with a pair of stripper rod on the surface of moving plate, and a pair of stripper rod all extends to in the first mould.

Furthermore, a forming groove is formed in the second die, a plurality of cooling holes are formed in the upper portion of the outer surface of the second die, the cooling holes are connected with cooling pipes, a plurality of liquid outlet holes are formed in the lower portion of the outer surface of the second die, and a plurality of water outlet pipes are connected to the liquid outlet holes.

Furthermore, a cooling liquid box is arranged on one side of the upper portion in the supporting frame, and one end of each cooling pipe is connected into the corresponding cooling liquid box.

Furthermore, a liquid storage tank is arranged on one side of the lower portion in the support money frame, and one end of each water outlet pipe is connected into the liquid storage tank.

Further, a base is arranged on the lower portion of the supporting frame.

Furthermore, supplementary drawing of patterns subassembly is including setting up the gasbag that admits air certainly at the movable plate center department, the one end of the gasbag that admits air certainly is connected on first mould, corresponds to be provided with the air guide groove of looks adaptation with it in first mould from the gasbag that admits air, the upper and lower both ends of air guide groove are provided with the exhaust hole.

The utility model discloses an above-mentioned technical scheme's beneficial effect as follows:

1. be provided with the ejector pin in the connection pad, can promote supplementary drawing of patterns subassembly after ejector pin contact fore-set and exert pressure to the product in the mould for drawing of patterns efficiency.

2. The center department of movable plate is provided with supplementary drawing of patterns subassembly, can circulate compressed air to the mould in through supplementary drawing of patterns subassembly when the product drawing of patterns to in the mould for ejecting of product in the mould, improve work efficiency.

3. The outer surface upper portion of second mould is provided with a plurality of cooling holes, can carry out the secondary cooling to the product of waiting to demold in the second mould through a plurality of cooling holes, guarantees the quality of product drawing of patterns.

4. The lower part of carriage is provided with the base, increases the area of contact with ground through the base, guarantees the holistic stability of device.

Drawings

Fig. 1 is a side cross-sectional view of the present invention;

fig. 2 is a side view of the present invention;

FIG. 3 is an enlarged schematic view of the point A of the present invention;

fig. 4 is an enlarged schematic view of the position B of the present invention.

1. A support frame; 2. a hydraulic cylinder; 3. a connecting rod; 4. connecting the disc; 5. a top rod; 6. a top pillar; 7. moving the plate; 8. a first mold; 9. a second mold; 10. a guide rod; 11. a stripper bar; 12. forming a groove; 13. a cooling hole; 14. a cooling tube; 15. a liquid outlet hole; 16. a water outlet pipe; 17. a coolant tank; 18. a liquid storage tank; 19. a base; 20. a self-inflating air bag; 21. a gas guide groove; 22. and (4) exhausting holes.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to fig. 1 to 4 of the embodiments of the present invention. It is to be understood that the embodiments described are only some of the embodiments of the present invention, and not all of them. All other embodiments, which can be derived by a person skilled in the art from the described embodiments of the present invention, belong to the protection scope of the present invention.

As shown in fig. 1-4: the utility model provides an injection moulding product assists shedder for injection molding machine, includes carriage 1, the outside symmetry of carriage 1 is provided with a pair of pneumatic cylinder 2, and is a pair of be provided with connecting rod 3 on the output shaft of pneumatic cylinder 2, be provided with connection pad 4 on the connecting rod 3, be provided with ejector pin 5 in the connection pad 4, correspond ejector pin 5 and be provided with the fore-set 6 that suits with it in carriage 1, the one end of ejector pin 5 is provided with movable plate 7, the center department of movable plate 7 is provided with supplementary drawing of patterns subassembly, the one end of supplementary drawing of patterns subassembly is provided with first mould 8, one side of first mould 8 is provided with second mould 9, the output shaft of a pair of pneumatic cylinder all with connecting rod fixed connection specifically, ejector pin sliding connection is in the connection pad, the one end of ejector pin and the outer surface contactless but not be connected of movable plate fixed connection first mould and second mould.

According to the utility model discloses an embodiment, as shown in fig. 1, 2, connection pad 4 is protruding type connection pad 4, the outside both ends of connection pad 4 are provided with guide bar 10, movable plate 7 sliding connection is on guide bar 10, the symmetry is provided with a pair of stripper bar 11 on the surface of movable plate 7, a pair of stripper bar 11 all extends to first mould 8 in, first mould is connected with the connection pad through a pair of guide bar particularly, movable plate sliding connection is on a pair of guide bar, the one end of movable plate nevertheless is not connected with the connection pad contact, the one end fixed connection of stripper bar is on the movable plate, the other end of stripper bar extends to in the first mould, the output shaft of pneumatic cylinder drives the connection pad and moves backward, the connection pad drives supplementary drawing of patterns subassembly and movable plate synchronous motion, until the ejector pin one end contact fore-prop of sliding connection in the connection pad, push up at this moment to promote the stripper bar and release the product in the first mould, accomplish the drawing of patterns.

According to the utility model discloses an embodiment, as shown in fig. 1, 2, it has seted up shaping groove 12 to state in second mould 9, the surface upper portion of second mould 9 is provided with a plurality of cooling holes 13, and is a plurality of all be connected with cooling tube 14 on cooling hole 13, the surface lower part of second mould 9 is provided with a plurality of drain pipes, and is a plurality of all be connected with outlet pipe 16 on drain hole 15, a plurality of cooling holes all communicate each other with a plurality of outlet pipes particularly for the cooling liquid is being circulated to the liquid outlet by the cooling tube entering cooling hole internal back and is being discharged, by the drain pipe discharge, can cool off the product in the second mould, avoids the product to have certain residual temperature in the second mould, thereby leads to leading to the product surface impaired when extruding the product.

According to the utility model discloses an embodiment, as shown in fig. 1, 2, 4, supplementary drawing of patterns subassembly is including setting up the gasbag 20 that admits air from of movable plate 7 center department, connect on first mould 8 from the one end of gasbag 20 that admits air, correspond from the gasbag 20 that admits air and be provided with the air guide groove 21 with it looks adaptation in first mould 8, the upper and lower both ends of air guide groove 21 are provided with exhaust hole 22, specifically from the gasbag that admits air for the telescopic type from the gasbag that admits air, from the one end and the movable plate fixed connection of the gasbag that admits air, be connected with first mould from the other end of the gasbag that admits air, when the ejector pin promotes the movable plate and moves forward, from the gasbag compression that admits air through air guide groove compression to the evacuation downthehole, because the exhaust hole accesss to drawing of patterns pole department for can exert the blowing power to the back of product, supplementary drawing of patterns pole is demouldering the product, accelerates drawing of patterns speed, avoids some products that excessively agree with the mould to be difficult to take out when the drawing of patterns, improves drawing of patterns efficiency.

The utility model discloses a use method:

when the product drawing of patterns, the output shaft of pneumatic cylinder drives the connecting rod and moves backward, the connecting rod drives the connection pad in step and moves, the connection pad drives the movable plate and moves backward, until ejector pin and fore-set contact, the ejector pin promotes the movable plate and moves forward this moment, pass through air guide groove compression with the air from the gasbag compression that admits air and compress to the evacuation hole in, because the exhaust hole accesss to stripper bar department, make and to apply the blowing power to the back of product, supplementary stripper bar is demolded the product, accelerate drawing of patterns speed, the product of avoiding some excessive agreeing with the mould is difficult to take out when the drawing of patterns, improve drawing of patterns efficiency.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

The foregoing is a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a supplementary shedder of injection molding for injection molding machine which characterized in that: including carriage (1), the outside symmetry of carriage (1) is provided with a pair of pneumatic cylinder (2), and is a pair of be provided with connecting rod (3) on the output shaft of pneumatic cylinder (2), be provided with connection pad (4) on connecting rod (3), be provided with ejector pin (5) in connection pad (4), correspond ejector pin (5) and be provided with fore-set (6) that suit with it in carriage (1), the one end of ejector pin (5) is provided with movable plate (7), the center department of movable plate (7) is provided with supplementary drawing of patterns subassembly, the one end of supplementary drawing of patterns subassembly is provided with first mould (8), one side of first mould (8) is provided with second mould (9).

2. The auxiliary mold releasing device for an injection molded article of an injection molding machine as claimed in claim 1, wherein: the improved demolding mechanism is characterized in that the connecting disc (4) is a convex connecting disc (4), guide rods (10) are arranged at two ends of the outside of the connecting disc (4), the movable plate (7) is connected to the guide rods (10) in a sliding mode, a pair of demolding rods (11) are symmetrically arranged on the outer surface of the movable plate (7), and the pair of demolding rods (11) all extend into the first mold (8).

3. The auxiliary mold releasing device for an injection molded article of an injection molding machine as claimed in claim 1, wherein: a forming groove (12) is formed in the second die (9), a plurality of cooling holes (13) are formed in the upper portion of the outer surface of the second die (9), the cooling holes (13) are connected with cooling pipes (14), a plurality of liquid outlet holes (15) are formed in the lower portion of the outer surface of the second die (9), and a plurality of water outlet pipes (16) are connected to the liquid outlet holes (15).

4. The auxiliary ejector apparatus for injection-molded articles for injection-molding machines according to claim 3, wherein: and a cooling liquid tank (17) is arranged on one side of the inner upper part of the support frame (1), and one ends of the cooling pipes (14) are connected into the cooling liquid tank (17).

5. An auxiliary mold releasing device for an injection molded article of an injection molding machine as claimed in claim 3, wherein: one side of the lower part in the supporting frame (1) is provided with a liquid storage tank (18), and one end of each of the water outlet pipes (16) is connected into the liquid storage tank (18).

6. The auxiliary ejector apparatus for injection-molded articles for injection-molding machines according to claim 1, wherein: the lower part of the supporting frame (1) is provided with a base (19).

7. The auxiliary ejector apparatus for injection-molded articles for injection-molding machines according to claim 1, wherein: supplementary drawing of patterns subassembly is including setting up gasbag (20) of admitting air certainly in movable plate (7) center department, the one end of gasbag (20) of admitting air certainly is connected on first mould (8), corresponds and is provided with air guide groove (21) rather than the looks adaptation in first mould (8) from gasbag (20) of admitting air certainly, air guide groove (21)'s upper and lower both ends are provided with exhaust hole (22).