JP2814402B2 - Equipment for processing foamed resin products - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION [Industrial Application Field] The present invention automatically simplifies the collection and handling of products released from a molding die in a molding machine for producing foamed resin products such as styrofoam molded products. For treating a foamed resin product.

[Conventional technology]

Generally, in the production of a styrofoam molded product, foamable thermoplastic resin particles (beads) are pre-foamed using an opening / closing mold, or filled into a cavity in a closed mold without pre-foaming and then steamed. It is common to inject, heat mold, cool, open the mold and dry after releasing, that is, open the parting surface and perform the desorption work of releasing the product from the molding die. there were.

[Problems to be solved by the invention]

Therefore, in the conventional molding operation, the product must be handled and collected and adjusted manually, which is cumbersome and time-consuming, and furthermore, the product needs to be aligned even after being transported, and the alignment operation is also required, and the workability is delayed. It was not satisfactory.

In the present invention, these conventional drawbacks are intended to be eliminated properly, and the handling of the product detached from the molding die is automated, the time required for taking out and storing the product is greatly shortened, and the product is easily packaged and shipped. An object of the present invention is to provide a foamed resin product processing apparatus which is easy to handle and is capable of processing highly safe styrofoam products with high safety in a simple and compact form.

[Means for solving the problem]

The present invention provides a product take-out mechanism having a product holding member for releasing and extruding a product from a molding apparatus having a molding die and holding and moving the product from an opening surface position of the molding die, and removing the product. An automatic conveying device including an extruding mechanism for extruding is provided at a moving position of the product, and further, a product holding conveyor provided opposite to the conveying device is provided so as to be movable in the product extrusion direction together with the conveying device so that an interval is provided. The foamed resin product processing apparatus is characterized in that the product held apart is moved, and at least a part of the transfer path of the conveying device and the product holding conveyor is arranged in a drying chamber.

(Operation)

In the styrofoam resin molding apparatus A of the present invention, after the mold is released, the product M exfoliated and extruded from the mold by the eject pin is moved upward to the opening surface of the mold, that is, the parting surface, and waits for insertion. Product removal mechanism 20
When the product holding tongue pieces 21 are pushed into the product holding tongue pieces 21, the product holding frame 22 descends along the columns 26 and stops at a position facing the transfer device 50 serving as a product alignment table. Next, the product M is moved onto the conveying device 50 by the extruding plate 18 extruded by the cylinder 19 of the extruding mechanism 40, is pushed between the guide plates 31 of the product holding conveyor 30, and then the extruding plate 18 returns to take out the next product. The product M in the mechanism 20 is placed on the transporting device 50 while being aligned and pushed in, so that the transporting device 50 and the product holding conveyor 30 intermittently repeatedly rotate and stop at the same time to carry the product M.
A gap is created between the drying chambers 60, which is introduced into the drying chamber 60 for effective hot-air drying and is carried out of the drying chamber 60 to be cooled by air. The molded product can be automatically handled in a state in which the product M can be pushed out and moved in a state where the product is opened and arranged, and the product M can be carried out and shipped out of the system, so that the shipping operation can be performed efficiently and safely.

Depending on the size of the product M, the product holding conveyor 30 is moved and installed on the support member 35, and for the thickness dimension of the product M, the transfer device 50 including the support member 35 is moved on the rail 51 via the slide 52. It can be moved to be set at the best position, and the product take-out mechanism 20 can also move the carriage 23 to adjust the gap between the product holding frame 22 and the molding die.

〔Example〕

In the embodiment of the present invention, a female molding die 2 is provided on a fixed side, and a male molding die 1 provided on a movable side is slidably opposed to the female molding die 2, for example, a driving cylinder or a motor. (Not shown) will be described with reference to FIGS.
Male and female molding dies 1 and 2 are arranged to be openable and closable at stroke positions to form a cavity in a mold under pressure and filled with raw materials and heated and foamed. In the molding apparatus A for molding the product M, the product take-out mechanism 20 for holding the product M exfoliated and extruded from the molding die 2 with an eject pin and moving it out of the opening surface of the molding die to remove it. In addition to being provided at the opening position so that it can be inserted and removed
Automatic conveying device for the product M which is sequentially conveyed onto the product holding conveyor 30 by the extruded plate 18 extruded by the cylinder 19 of the extruding mechanism 40
And a product holding conveyor 30 disposed opposite to the transfer device 50.
While moving the product held at intervals so as to be movable in the product extrusion direction together with 50, at least a part of the transfer path of the transfer device 50 and the product holding conveyor 30 is provided in the drying chamber 60 in the foamed resin. As a product processing device.

In this case, the transfer device 50 is a net conveyor driven by a motor 55, and a rail 51
The product M provided on the slider 52 that moves upward and is extruded
Are mounted so as to be movable in the product extrusion direction, and are repeatedly started and stopped intermittently. The product holding alignment conveyor 30 has an attachment in which rectangular synthetic resin guide plates 31 are protruded at predetermined intervals. The chain is driven by a motor 32 and is provided on a support member 35 provided on a frame 54 of the transfer device 50 via a frame 33 and a bearing unit 34 so as to be able to move up and down. It can be set by moving to. Further, the product take-out device 20 is composed of a frame body into which the product M can be inserted, is provided with opposing elastic product support tongues 21 and 21, and is disposed on a support 26 so as to be able to move up and down. Reverse-rotatable motor or drive-driven drive unit 27
In Although the pinion 28 to be rotated are equipped to be engaged on the racks 29, 29 ₁ can reciprocate along the strut 26, also be of a type which moves in a horizontal direction if there is space to afford it can. In addition, the product holding conveyor 30
The chain conveyor is provided with a guide plate 31 for receiving and pressing the product M which is used as a product stock and has a form in which the product is prevented from dropping and easy to move forward. A slider 52 provided with a supporting member 35 so as to be able to face as much as possible, and a traveling rail 51 for reciprocating the slider 52 can be moved together with a transport device 50 serving as a slide product alignment table to simplify product removal. However, if it is an integrated product line, a continuous type can be used, and the sequential feeding of the product M can be performed not only intermittently but also collectively. Further, as the automatic transfer device 50, a product M may be introduced onto the net conveyor by using a chute instead of the product take-out mechanism 20, but when a molding die is replaced from below, a bogie is used.
By moving 23, the product handle mechanism 20 is shifted, and the molding dies 1,
You may be able to move to create a working space when replacing 2.
In addition, the automatic transfer device 50 includes a rail 51 such as a guide rod,
It is also possible to adopt a type in which the product M is moved in parallel in the product pushing direction via a slider 52 which reciprocates on a guide rail, a chain or other guide members.

Note that a hydraulic cylinder, a pneumatic cylinder, a motor, or another driving unit is selected and used as a member used as the driving unit or the cylinder. When the male and female molding dies 1 and 2 are openly and closably opposed to each other to perform cavity molding, the intervals between the two molding dies are set to complete mold closing, cracking, ejecting, and mold opening. A / D by detecting the data of
The data is converted into digital signals by the converter, and the data processing unit compares the data with the internal fixed data, and controls the driving unit such as the cylinder or motor for moving and driving the molding die and moving and packing the products, and adjusts each operation. I have to do it.

[Effects of the Invention] The present invention provides a product take-out mechanism having a product holding member and an automatic transfer device including an extruding mechanism for extruding a product at a moving position of the product, and further opposes the transfer device. The provided product holding conveyor is provided so as to be movable in the product extrusion direction together with the transfer device to move the held products at intervals, and at least a part of the transfer path of the transfer device and the product holding alignment conveyor is set in the drying chamber. In this way, it is possible to automatically perform the ordering and collection work of products released from the molding die without the need to obtain them, and it is possible to perform efficient production without hindrance to molding work. It is easy to automate the collection of release products without the risk of soiling or damaging the released products, and it is possible to greatly reduce shipping time by taking out and storing products in a batch, and to make effective use of space. Since the work can be performed, the handling is easy and the safety is high, and the product handling work is simplified, the molding cycle can be adjusted, and the reliability can be remarkably improved.

[Brief description of the drawings]

BRIEF DESCRIPTION OF THE DRAWINGS The drawings show an embodiment of the present invention, FIG. 1 is a side view in use, FIG. 2 is a front view taken along the line II of FIG. 1, FIG. FIG. 2 is an enlarged sectional front view taken along the line II-II in FIG. A: Molding device, M: Product, 1, 2 ... Mold, 20 ...
… Product take-out mechanism, 21… Support tongue piece, 22 …… Product holding frame,
23 ... Dolly, 26 ... Post, 27 ... Driver, 28 ... Pinion, 29 ... Rack, 30 ... Product holding conveyor, 31 ... Guide plate, 34 ... Bearing unit, 35 ... Support member ,
40 …… Extrusion mechanism, 50 …… Automatic conveying device, 51 …… Rail,
52 ... Slider.

──────────────────────────────────────────────────続 き Continued on front page (58) Field surveyed (Int.Cl. ⁶ , DB name) B29C 33/00-33/76 B29K 105: 04

Claims (3)

(57) [Claims] 1. A product holding member for holding a product (M) which is extruded from a molding device (A) having a molding die, and moves and removes the product (M) from an opening surface position of the molding die. A product take-out mechanism (20) and an automatic conveying device (50) including an extruding mechanism (40) for extruding the product are arranged at the moving position of the product, and are further arranged opposite to each other on the conveying device (50). The product holding conveyor (30) is provided so as to be movable in the product extrusion direction together with the conveying device (50) to move the product held at an interval, and the conveying device (50) and the product holding conveyor (30) Drying room (60) at least part of the transfer path
A foamed resin product processing device, wherein the device is disposed in the inside. 2. The transfer device (50) is a net conveyor driven by a motor (55), provided on a slider (52) that moves on a rail (51) via a frame (54), The apparatus according to claim 1, wherein the product to be extruded is placed and aligned, and is provided so as to be movable in the product extrusion direction. 3. The product holding conveyor (30) is an attachment chain having a rectangular synthetic resin guide plate (31) protruding at a predetermined interval and driven by a motor (32). 3. The device according to claim 2, wherein the device is provided on a support member (35) provided on a frame (54) of the transfer device (50) via a bearing unit (34) so as to be able to move up and down.