JPH0710551B2 - Molded product take-out device - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION [Industrial field of application] The present invention provides a molded product which is provided by being connected to a resin molding machine and which is held in one mold of the resin molding machine after completion of the molding process. The present invention relates to a molded product takeout device for taking out.

[Background of the Invention]

A typical example of an injection molding machine for producing a resin molded product is shown in FIG. In this figure, 10 is a resin molding machine main body, 11 is an injection unit, 12 is a mold clamping unit, the injection unit 11 has a hopper 13, a kneading screw 14 and an injection nozzle 15, and the mold clamping unit 12, It has a fixed die 17 provided on the fixed platen 16 and a movable die 19 provided on a movable platen 18 which is provided so as to be movable in a direction in which it separates from and comes in contact with the fixed platen 16. Reference numeral 20 is a tie bar for guiding the movable platen 18, and 21 is an oil cylinder for moving the movable platen 18.

In such an injection molding machine, the movable mold 19 is attached to the fixed mold 17.
In the state where they are in close contact with each other, the molten resin is injected from the injection nozzle 15 into the molding space defined by the two molds, and is cooled and solidified to produce a molded product.

In this way, the movable mold is completed after one molding process is completed.
19 is opened and moved so as to be separated from the fixed mold 17, and in this opened state (FIG. 2 shows this state), it is normally attached to and held by the movable mold 19 by the molded product take-out device. Molded product is removed.

[Problems to be solved by the invention]

Therefore, in practice, it is convenient that the molded products can be reliably taken out by a simple means, and that the molded products can be continuously and collectively stored in a common container. The product take-out device does not fully satisfy these requirements.

[Object of the Invention]

The present invention has been made based on the above circumstances, and an object thereof is to be able to reliably take out a molded product by a simple means, and to continuously store the molded products in a common container. It is to provide a new molded product take-out device that can do the above.

[Means for solving problems]

The molded product take-out device of the present invention is a molded product take-out device for taking out a molded product that is connected to a resin molding machine and, after completion of the molding process, is held in one mold of the resin molding machine, A molded product take-out head having a molded product take-out hole, a molded product take-up container for holding a molded product, one end of which is connected to the molded product take-out head,
And a molded product transport pipe for transporting the molded product, the other end of which is connected to the molded product storage container, and a decompression mechanism for sucking the molded product, which is connected to the molded product storage container. The molded product storage container includes an outer box, an inner box that is airtightly attached to the outer box so as to be drawn out, and the outer box and the inner box when the inner box is airtightly attached to the outer box. A collision member provided at a position facing the other end opening of the molded product transport pipe in a storage space surrounded by a box.

[Advantageous effects of the invention]

According to the molded product takeout device of the present invention, the molded product can be reliably taken out by a simple means, and the molded products can be continuously and collectively stored in a common container.

That is, the molded product take-out head and the molded product storage container are connected by the molded product transport pipe, and the depressurization mechanism connected to the storage container applies a suction force to the molded product. It is possible to take out, and the molded product taken out can be continuously transported and stored in the storage space of the storage container via the transport pipe by the suction force, and thus the suction force by the decompression mechanism acts. It is possible to reliably take out the molded product by extremely simple means and continuously store the molded product in a common storage container.

Moreover, since the collision member is provided at a position facing the opening at the other end of the molded product transport pipe in the storage space of the molded product storage container, the molded product transported by the transport pipe collides with the collision member and The direction of travel is restricted,
And because it falls by its own weight and is stored in the lower part of the storage space, even if the molded product is small, it can be safely stored without the accident of accidentally being sucked by the decompression mechanism and causing a failure. be able to. Also, when the molded product is stored biasedly in the installation area of the pressure reducing mechanism, the suction port of the pressure reducing mechanism may be blocked and the suction force may be insufficient. Therefore, the suction force of the pressure reducing mechanism is sufficiently exerted without the possibility of blocking the suction port of the pressure reducing mechanism.

In the molded product storage container, the inner box is attached to the outer box in an airtight manner so that it can be pulled out freely, so that the stored molded product can be easily moved to the outside of the storage space by pulling out the inner box. Above all very convenient. Further, since the pulled out inner box can be used as it is as a molded product container, the molded product can be easily moved to an appropriate place while being stored.

Further, as a preferred embodiment, by using, as the collision member, a surface of the molded product transport pipe facing the opening at the other end is formed of a material having flexibility,
Since the impact force at the time of collision can be mitigated, even when the molded product is easily damaged, it can be favorably stored without being damaged.

[Specific configuration of the invention]

 Hereinafter, the present invention will be specifically described.

FIG. 1 is an explanatory view showing the outline of an embodiment of a molded product takeout device according to the present invention.

In the figure, 30 is a molded product take-out head, 40 is a molded product transport pipe, and 50 is a molded product storage container.

The molded product take-out head 30 is, for example, in the resin molding machine shown in FIG. 2, when the movable mold 19 is moved so as to be separated from the fixed mold 17, the take-out head driving mechanism ( (Not shown).
This take-out head drive mechanism moves the take-out head 30 so as to approach the movable mold 19 in the opened state. Therefore, the front face 31 of the take-out head 30 is the same as that of the movable mold 19. It is moved so that it is in contact with the mold surface or in a state where it is extremely close.

A front surface 31 of the take-out head 30 is formed with a molded product take-out hole 32 that opens at a position corresponding to a molding cavity (not shown) of the movable mold 19. The example shown is
This is an example in which the movable mold 19 has one molding cavity. The number of the molded product takeout holes 32 is actually selected corresponding to the molding cavity of the movable mold 19.

The take-out hole 32 is a through hole formed in the take-out head 30.
Through 33, one end 41 communicates with a molded product transport pipe 40 that is hermetically connected to the take-out head 30. The other end 42 of the transport pipe 40 is hermetically connected to the molded product storage container 50.

The transport pipe 40 is for transporting the molded product by suction by the suction force of the decompression mechanism 60 described later. The transport pipe
In 40, 43 is a main pipe portion, and 44 is a connecting portion 44 provided at the outlet end portion 42.

The main pipe portion 43 is formed of, for example, a flexible rubber or the like so that it can easily follow the movement of the take-out head 30. The connecting portion 44 is, for example, a tubular portion 45 formed of a transparent material such as acrylic resin, a fixing flange portion 46 provided so as to project from a side wall of the tubular portion 45, the tubular portion 45 and the main pipe portion. And a fastening member 47 for tightly fastening 43 to each other.

For example, four notches (not shown) extending in the cylinder axis direction are formed at one end of the tubular portion 45, and the main pipe portion 43 is press-fitted into the tubular portion 45 from the one end. The fastening member 47 tightly fastens the two. Tubular part 45
The other end of the inside of the cylinder has a molded product storage container 50 described later.
Is placed in such a state that it is communicated with the storage space of the device and is kept airtight from the external space, for example, by being press-fitted or projecting into the storage space via packing or the like, and the collar portion.
46 is fixed to the storage container 50 by a connecting member such as a screw. Although not shown, an optical sensor for detecting the passage of the molded product is provided around the cylindrical portion 45, and the molded product take-out head 30 is detected by detecting the passage of the molded product by the optical sensor. Also, the operation of the resin molding machine 10 can be appropriately controlled with high accuracy.

The molded product storage container 50 includes an outer box 51, an inner box 52 which is airtightly attached to the outer box 51 so as to be drawn out, and the inner box 52 is an outer box 51.
The outer box 51 and the inner box when airtightly attached to
And a collision member 70 provided at a position facing the other end opening 48 of the molded product transport pipe 40 in a storage space 53 surrounded by 52.

The other end opening 48 of the transport pipe 40 is located, for example, in the upper part of the storage space 53, and the collision member 70 faces the other end opening 48, that is, on the extension line in the extending direction of the outlet end 42. For example, it is fixedly provided on the side wall of the inner box 52 so as to be located. The collision member 70 has, for example, a plate shape as a whole, and includes a substrate 71 and a cushioning material 72 provided on the surface of the substrate 71 on the side of the outlet end 42. The cushioning material 72 is made of a flexible material such as rubber or felt. Also this cushioning material 72
By appropriately selecting the material, it is possible to reduce the static electricity that tends to occur in the molded product.

In an example of specific dimensions, the depth D of the storage space 53 is about 150 cm, the height H of the storage space 53 is about 110 cm, the center of the other end opening 48 of the transport pipe 40 and the upper inner wall surface of the outer box 51. Distance L ₁
Is about 20 cm, the height L ₂ of the collision member 70 is about 35 to 40 cm, the collision member
The distance L ₃ between the 70 and the other end opening 48 is about 40 to 50 cm.

54 is a packing material for obtaining airtightness, 55 is a plate-like magnet fixed to the inner wall surface of the outer box 51, 56 is a magnetic plate such as an iron plate provided on the back side of the inner box 52, and 57 is an inner plate. Box 52
It is a handle provided on the outer wall of. When the inner case 52 is inserted into the outer case 51 and pushed in, the magnetic plate 56 of the inner case 52 is attracted by the magnet 55 of the outer case 51, and the inner case 52 is fitted and attached in a state in which the inner case 52 is in close contact with the outer case 51. At the same time, the storage space 53 surrounded by the outer box 51 and the inner box 52 by the packing material 54 is kept airtight from the outside with high accuracy.

The decompression mechanism 60 is provided, for example, connected to the upper wall 58 of the outer box 51. The connection position of the decompressor 60 is preferably a position communicating with the storage space 53 and a position behind the collision member 70 when viewed from the other end opening 48 of the transport pipe 40. In the pressure reducing mechanism 60, 61 is a pressure reducing chamber, 62 is an exhaust fan, and 63 is a solenoid valve.

According to the above embodiment, the molded product take-out head 30 and the molded product storage container 50 are connected by the molded product transport pipe 40, and the depressurization mechanism 60 connected to the storage container 50 connects the take-out hole 32 of the take-out head 30. Since a suction force is applied to the molded product, the molded product can be taken out by the suction force, and the taken-out molded product is continuously transported by the suction force into the storage space 53 of the storage container 50 via the transport pipe 40. Therefore, the molded products can be reliably taken out by the extremely simple means of applying the suction force by the decompression mechanism 60, and can be continuously stored collectively in the common storage container 50. .

Moreover, since the collision member 70 is provided in the storage space 53 of the molded product storage container 50 at a position facing the other end opening 48 of the molded product transport pipe 40, the molded product transported by the transport pipe 40 is subject to the collision. The member 70 collides, the traveling direction of the member is regulated, and the member 70 falls by its own weight to be stored in the lower part of the storage space 53. Therefore, even if the molded product is small, it is accidentally sucked by the decompression mechanism 60. It can be stored safely without causing an accident such as a failure. When the molded product is stored in the installation area of the decompression mechanism 60 in a biased manner, the suction port of the decompression mechanism 60 may be blocked and the suction force may become insufficient.
Since the molded products are sequentially stored by the lower part of the storage space 53 by the 70, there is no possibility of blocking the suction port of the decompression mechanism 60, and the suction force is sufficiently exerted.

In the molded product storage container 50, the inner box 52 is the outer box.
Since it is attached to 51 in an airtight manner so that it can be pulled out freely, the molded product stored can be easily moved to the outside of the storage space 53 by pulling out the inner box 52, which is extremely convenient in practice.
Further, since the pulled out inner box 52 can be used as it is as a molded product container, the molded product can be easily moved to an appropriate place while being stored.

Further, the collision member 70 includes the substrate 71 and the cushioning material 72 provided on the surface of the substrate 71 on the other end opening 48 side of the molded product transport pipe 40.
Since it is configured by, the impact force when the molded product collides with the collision member 70 can be mitigated, and even when the molded product is easily damaged, it can be stored in a good condition without damage. can do. Further, by selecting the material of the cushioning material 72, it is possible to suppress the generation of static electricity, which is likely to occur in the molded product, to be small.

Although one embodiment of the present invention has been described above, the present invention is not limited to the above embodiment and various modifications can be made.

For example, when there are a plurality of molding cavities of the movable mold, the molding product take-out holes and through holes corresponding to the number are formed, and the molding product transport pipes and molding product storage containers of the corresponding number are separately provided. It may be provided.
In this case, one decompression mechanism can be used in common by using a manifold or the like, and in the molded product storage container, a plurality of inner boxes are housed in an integrally formed outer box. You may.

[Brief description of drawings]

FIG. 1 is an explanatory sectional view showing an embodiment of a molded product takeout device according to the present invention, and FIG. 2 is an explanatory view showing an outline of an example of a resin molding machine. 10 …… Resin molding machine main body, 11 …… Injection unit 13 …… Hopper, 14 …… Mixing screw 15 …… Injection nozzle, 16 …… Fixed platen 17 …… Fixed mold, 18 …… Movable platen 19 …… Movable Mold, 20 ... Tie bar 21 ... Oil cylinder 30 ... Molded product take-out head 32 ... Molded product take-out hole, 33 ... Through hole 40 ... Molded product transport pipe, 41 ... One end 42 ... The other end Part, 43 ...... main pipe part 44 ...... connecting part, 45 …… cylindrical part 46 …… flange part, 47 …… fastening member 48 …… other end opening, 50 …… molded product storage container 51 …… outer box, 52 …… Inner box 53 …… Storage space, 54 …… Packing material 55 …… Magnet, 56 …… Magnetic plate 60 …… Decompressor, 61 …… Decompression chamber 62 …… Exhaust fan, 63 …… Solenoid valve 70 …… Collision member, 71 …… Substrate 72 …… Cushioning material

Claims (2)

[Claims] 1. A molded product take-out device, which is connected to a resin molding machine and takes out a molded product held in one of the molds of the resin molding machine after the molding process is completed, the molded product taking-out hole. And a molded product storage container for storing the molded product, one end of which is connected to the molded product discharge head, and the other end of which is connected to the molded product storage container. A molded product transport pipe for transporting the molded product, and a decompression mechanism connected to the molded product storage container for sucking the molded product, wherein the molded product storage container is an outer box and this outer box An inner box that can be pulled out freely and is airtight, and the other end of the molded product transport pipe in a storage space surrounded by the outer box and the inner box when the inner box is airtightly attached to the outer box. Installed at a position facing the opening Molding product take apparatus characterized by comprising comprises a collision member. 2. The molded product take-out according to claim 1, wherein the surface of the collision member facing the opening at the other end of the molded product transport pipe is formed of a material having flexibility. apparatus.