KR200353820Y1 - Mold cooling device for pannel of construction interior material - Google Patents

Abstract

The present invention relates to a molding mold cooling apparatus for a panel for building interior materials in which a cross section of the panel is formed into a hexagonal cell, wherein resin is introduced into a molding mold screwed with a top plate provided with a manifold for storing the resin extruded from an extruder. Several horizontal distribution holes having several vertical extrusion holes and discharge slots connected to the vertical extrusion holes are integrally formed, and several supply holes are formed between each of the horizontal distribution holes, and screwed to the front and rear surfaces of the molding mold. A pair of cooling chambers coupled to each other is provided with a supply line and a cooling line each having a connection hole perforated in communication with the supply hole, a vacuum pump is connected to the supply line to suck in air, and a cooling pump is connected to the supply line. Discharge the cooling air and install a solenoid valve between the vacuum pump and the cooling pump to alternately suck air into the supply line. The cooling air discharge is controlled, and the refrigerant pump is connected to the cooling line of the cooling chamber to supply the refrigerant.

Therefore, the present invention has the advantage that the cooling can be made at the same time as the panel is molded to increase the productivity by shortening the molding time.

Description

MOLD COOLING DEVICE FOR PANNEL OF CONSTRUCTION INTERIOR MATERIAL}

The present invention relates to a molding mold cooling device for a panel for building interior materials, and more particularly, to form a panel for building interior materials that can increase productivity by shortening the molding time while simultaneously cooling the cross section of the panel into a hexagonal cell. It relates to a mold cooling device.

In general, the panel used as a building interior material is made of thermoplastic (PE, Polyethylene) and polypropylene (PP, Polypropylene) material, lightweight, heat resistance and mechanical strength is widely used.

As is well known, a conventional manufacturing apparatus for manufacturing a panel for building interior materials is impregnated with an extruder for supplying a resin, a molding mold for forming a panel from a resin extruded from the extruder, and a panel molded with the molding mold for cooling. And a set of feed rollers for feeding the panel passed through the cooling tank, and a cutting member for cutting the panel transferred to the feed rollers.

The panel manufacturing apparatus for building interior materials is a molten resin in the extruder passes through the forming block to form a hexagonal cell panel, and then the molded panel is impregnated in a cooling tank filled with a liquid refrigerant to obtain heat resistance and mechanical strength It is manufactured by a series of processes which repeat the process of hardening.

Therefore, the panel molded with the molding mold must be repeatedly impregnated and cured in the cooling tank, so the cooling process takes a long time to reduce the productivity, and in terms of the manufacturing process, investment in equipment and components of the cooling tank filled with liquid refrigerant There were many problems in weight reduction.

An object of the present invention is to devise to solve the conventional problems as described above, the panel is molded into a hexagonal cell cross-section and at the same time cooling to form a building interior panel that can increase productivity by shortening the molding time It is to provide a mold cooling device.

In order to achieve the above object, the present invention has a molding mold screwed with a top plate provided with a manifold for storing resin extruded from an extruder, and includes several vertical extrusion holes into which resin is introduced and discharge slots connected to the vertical extrusion holes. Several horizontal distribution holes are integrally formed, and several supply holes are formed between each of the horizontal distribution holes, and a connection hole is drilled in a set of cooling chambers which are screwed to the front and rear surfaces of the molding mold to communicate with the supply holes alternately. And a supply line and a cooling line, respectively, and a vacuum pump is connected to the supply line to suck in air, and a cooling pump is connected to the supply line to discharge cooling air, and a solenoid valve is provided between the vacuum pump and the cooling pump. To control the air intake and cooling air discharge alternately in the supply line, the refrigerant in the cooling line of the cooling chamber The loop is connected to a coolant supply.

1 is an exploded perspective view showing the overall structure of the present invention.

Figure 2 is a front view showing the main part of the present invention.

3 is a cross-sectional view taken along the line A-A of FIG.

4 is a sectional view taken along the line B-B in FIG.

5a, 5b is an operation showing the operating state of the present invention.

<Explanation of Signs of Major Parts of Drawings>

10: top plate 11: manifold

20: molding mold 21: vertical extrusion hole

22: horizontal distribution hole 22a: discharge slot

23: supply hole 23a: nozzle

25: support block 26: pool

30, 40: cooling chamber 31, 41: supply line

31a, 41a: connecting hole 32, 42: cooling line

51, 52: vacuum pump 61, 62: cooling pump

70 solenoid valve 80 refrigerant pump

Hereinafter, the technical configuration of the present invention according to the accompanying drawings in detail as follows.

In describing the present invention, when it is determined that a detailed description of related known functions and configurations may unnecessarily obscure the subject matter of the present invention, the detailed description thereof will be omitted.

In addition, terms to be described later are set in consideration of the function of the present invention, which may vary depending on the intention and custom of the producer, the definition of which should be made based on the contents described throughout the present specification.

Attached Figure 1 is an exploded perspective view showing the overall structure of the subject innovation, Figure 2 is a front view showing the main part of the subject innovation, Figure 3 is a cross-sectional view showing a cross-section line AA of Figure 2, Figure 4 is a BB line of Figure 3 5A and 5B are operation diagrams showing an operating state in which a panel is molded with a molding mold.

1 to 4, in the molding mold for molding the panel with the resin extruded in the extruder, the top plate 10 is provided with a manifold 11 to accommodate the resin extruded from the extruder And several horizontal distribution holes 22 provided with several vertical extrusion holes 21 into which the resin discharged from the manifold 11 flows and discharge slots 22a connected to the vertical extrusion holes 21. And a molding mold 20 coupled to the top plate 10 by a supply hole 23 having a nozzle 23a formed between each of the horizontal distribution holes 22, and a supply hole of the molding mold 20. (23) and cooling lines (32) and (42) for cooling the molding mold (20) and the supply line (31) and (41a) in which the connecting holes (31a) and (41a) are perforated alternately. A pair of cooling chambers 30 and 40 screwed into the front and rear surfaces of the 20 and the supply lines 31 and 41 of the cooling chambers 30 and 40, respectively, are connected to the air. And the cooling pumps 61 and 62 connected to the vacuum pumps 51 and 52 and the cooling chambers 30 and 40 supply lines 31 and 41, respectively, to discharge cooling air; A solenoid valve 70 installed between the vacuum pumps 51 and 52 and the cooling pumps 61 and 62 to control air intake and cooling air discharge alternately in the supply lines 31 and 41; It is characterized by a technical configuration that consists of a coolant pump 80 for supplying a coolant connected to a set of cooling chambers 30, 40, cooling lines 32, 42, respectively.

Here, the top plate 10 is provided with a manifold 11 to collect the resin extruded from the extruder and evenly discharge the appropriate amount, and several through holes 12 through which the fixing bolt 90 passes.

The upper portion of the forming block 20 is seated on the top plate 10 is formed a pool 26 for receiving the resin discharged from the manifold 11, the support block formed with several nut holes 24 on both sides of the lower Each of 25 is provided to form an outlet through which the molded panel is discharged. The molding block 20 has a plurality of vertical extrusion holes 21 connected to the pool 26 to form a constant interval, the discharge slot 22a is connected to the lower end of the vertical extrusion hole 21 length Several horizontal distribution holes 22 formed in the direction are drilled, and a supply hole 23 in which the nozzle 23a is formed in the longitudinal direction is drilled between each of the several horizontal distribution holes 22.

The pair of cooling chambers 30 and 40 are screwed to the front and rear surfaces of the molding mold 20, respectively. The pair of cooling chambers 30 and 40 supply holes 23 of the molding mold 20. The supply lines 31 and 41 are formed with the connection holes 31a and 41a alternately connected to both ends, respectively, and cooled to cool the support block 25 of the molding mold 20 to an appropriate temperature. Lines 32 and 42 are each formed. In addition, a plurality of through holes 33 are drilled in the set of cooling chambers 30 and 40 so that the nut holes 24 and the fixing bolts 90 formed in the molding mold 20 are screwed together.

Accordingly, the upper plate 10 mounted on the upper end of the molding mold 20 in a state in which a set of cooling chambers 30 and 40 are screwed to the fixing bolt 90 to the front and rear surfaces of the molding mold 20 is a pair of sets. Fixing bolt 90 is screwed into the nut hole 34 formed in the cooling chamber 30, 40 of the molding mold 20, the top plate 10 and a set of cooling chamber 30, 40 is firmly fixed do.

The vacuum pumps 51 and 52 are connected to a set of cooling chambers 30 and 40 supply lines 31 and 41, respectively, and are connected to the connection holes 31a and 41a by air suction. ) Will be vacuumed.

The cooling pumps 61 and 62 are connected to a set of cooling chambers 30 and 40 supply lines 31 and 41, respectively, and supply holes 23 connected to the connection holes 31a and 41a through cooling air supply. Cooling air is discharged to the nozzle (23a).

The solenoid valve 80 is installed to be connected between the vacuum pumps 51 and 52 and the cooling pumps 61 and 62 to control the operation of the solenoid valve 80, and the air suction and the refrigerant of the vacuum pumps 51 and 52 are controlled. The discharge of the cooling air of the pumps 61 and 62 alternately operates under the control of the solenoid valve 80.

The refrigerant pump 80 is connected to a set of cooling chambers 30, 40, cooling lines 32, 42, respectively, to cool the support block 25 of the forming block 20 to an appropriate temperature by supplying a refrigerant. The panel to be molded into the mold 20 is cooled, and the refrigerant used here is preferably a liquid, but gas may be used if necessary.

When described in more detail according to the accompanying drawings the overall operating relationship of the present invention configured as follows.

First, when the molten resin is supplied from the extruder, passes through the manifold 11 to the pool 26 of the molding mold 20 and is supplied to several vertical extrusion holes 21, several horizontal distribution holes connected to the lower end thereof ( In 22, the resin is distributed in the longitudinal direction and discharged along the discharge slot 22a.

In this state, when the vacuum pump 52 connected to the cooling chamber 40 coupled to the rear surface of the molding mold 20 to suck in air operates the supply hole 23 which is connected to the connection hole 41a of the supply line 41. Nozzles 23a of the air) suck air and both sides of the resin discharged into the discharge slot 22a of the horizontal distribution hole 22 are stuck as shown in FIG. 5A. At this time, when the cooling pump 61 is connected to the cooling chamber 30 coupled to the front surface of the molding mold 20 to supply cooling air, the supply hole 23 is connected to the connection hole 31a of the supply line 31. Nozzle 23a discharges cooling air to cool the resin formed into a hexagonal cell.

Next, when the vacuum pump 51 which is connected to the cooling chamber 30 coupled to the front surface of the molding mold and sucks air is operated, the supply hole 23 which is connected to the connection hole 31a of the supply line 31 is connected. Nozzles 23a of the air) suck air and both sides of the resin discharged into the discharge slot 22a of the horizontal distribution hole 22 are stuck as shown in FIG. 5B. In addition, at this time, when the cooling pump 62 is connected to the cooling chamber 40 coupled to the rear surface of the molding mold 20 to supply cooling air, the supply line is continuously connected to the connection hole 41a of the supply line 41. The nozzle 23a of the ball 23 discharges cooling air to cool the resin formed into a hexagonal cell.

Here, the solenoid valve 70 is installed between the vacuum pumps 51 and 52 and the cooling pumps 61 and 62 so as to control the operation, so that the air is operated by the operation of the vacuum pumps 51 and 52. The operation of the suction and cooling pumps 61 and 62 causes the discharge of cooling air to alternately operate.

Meanwhile, a set of cooling lines 32 and 42 are provided in the set of cooling chambers 30 and 40 coupled to the front and rear surfaces of the molding mold 20, so that the supporting block 25 of the molding block 20 is appropriate. Since the cooling is performed by temperature, the panel formed by the hexagonal cells is cooled and cured more rapidly.

Therefore, this series of processes, along with the molding of the panel at the same time cooling the curing of the panel is achieved to improve the productivity by shortening the production process, by forming a panel consisting of hexagonal cells without a separate cooling tank to invest in equipment and weight reduction of parts There are advantages to it.

The foregoing description merely describes one embodiment, and is not limited to the above-described embodiment, and may be variously modified within the scope of the appended claims.

For example, the shape and structure of each component specifically shown in the embodiment of the present invention can be modified.

As described above, the present invention can increase productivity by shortening the molding time as the cross section of the panel is formed into a hexagonal cell and at the same time, the investment of equipment of the cooling tank filled with the liquid refrigerant in terms of manufacturing process is reduced. It is a very useful design that can reduce the weight of parts.

Claims (1)

A molding mold for molding a panel from a resin extruded by an extruder, the top plate 10 having a manifold 11 to accommodate the resin extruded from the extruder, and the resin discharged from the manifold 11 flows in Nozzles formed between each of several horizontal distribution holes 22 and the horizontal distribution holes 22 provided with several vertical extrusion holes 21 and discharge slots 22a connected to the vertical extrusion holes 21. A molding mold 20 which is composed of a supply hole 23 provided with a 23a and coupled to the top plate 10, and a connection hole 31a that communicates alternately with the supply hole 23 of the molding mold 20 ( A set of cooling lines 31 and 41 having a perforated 41a and cooling lines 32 and 42 for cooling the molding mold 20 are screwed into the front and rear surfaces of the molding mold 20, respectively. The chambers 30 and 40, the pair of cooling chambers 30 and 40, the supply lines 31 and 41, respectively, and vacuum pumps 51 and 52 to suck air, and the set of cold Cooling pumps 61 and 62 connected to the chambers 30 and 40 supply lines 31 and 41 to discharge cooling air, and the vacuum pumps 51 and 52 and the cooling pump 61 ( A solenoid valve 70 installed between the supply lines 31 and 41 to control air intake and cooling air discharge alternately between the supply lines 31 and 41, and the set of cooling chambers 30 and 40 and the cooling line 32 ( 42) Cooling apparatus of the panel molding mold for building interior material, characterized in that consisting of a refrigerant pump (80) connected to each of the supply of the refrigerant.