JPH0732115A - Device for changing die in die casting machine - Google Patents

Abstract

PURPOSE:To provide a die changing device in a die casting machine, in which the taking-out and the connection of utility of a hose, cable, etc., from and to a die and further, the confirmation, adjustment and correction of this work after connection can be executed in a short time. CONSTITUTION:The die changing device is constituted of rails 5 laid toward a die fitting position A in the die casting machine 1 at the side part of the die casting machine 1, a shifting bolster 6 automatically traveling on the rails 5 and arranged so as to be possible to advance/retract to the die fitting position A and a die fixing device 7 and a utility holding frame table 8 arranged on this shifting bolster 6. Further, end parts of the utility or the like 11 to connect to the die 2 are fitted to the utility holding frame table 8.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a die changing device for a die casting machine.

[0002]

2. Description of the Related Art Conventionally, in order to replace a die in a die casting machine, a guide on a base provided on the side of the die casting machine and a guide provided at a die mounting position in the die casting machine are connected, Molds were being exchanged using this guide as a guide.

An outline of the procedure of this mold replacement is as follows. First, a cooling water hose connected to a used mold in a die casting machine, a core operating hydraulic hose, a local pressurizing hydraulic hose, and a temperature measuring device. After removing many utilities such as cables for use, the mold is released and the mold is carried out of the die casting machine using the guide as a guide. Then, in the reverse procedure of the carry-out procedure, the prepared mold is carried into the die casting machine using the guide as a guide to fix the mold, and the utility is connected to the mold. In this way, the molds are exchanged.

[0004]

By the way, in the above die replacement, the utility such as hose and cable is removed and connected with the die set in the die casting machine. Was narrow and it was difficult to approach the mold and it took a long time.

After the replacement, the die is generally subjected to a test run to check the presence or absence of the passage of cooling water, the operation of the core and / or the local pressurization, and the die is a die casting machine. Since it had to be done while it was set inside, adjustment and rework took time.

The present invention has been made to solve the above problems, and its purpose is to remove and connect a utility such as a hose or a cable to a mold, and to check the operation after the connection. It is an object of the present invention to provide a die-changing device for a die casting machine, which can perform adjustment and rework in a short time.

[0007]

In order to achieve the above object, a die changing machine for a die casting machine according to the present invention comprises a track laid on a side of the die casting machine toward a die mounting position of the die casting machine. A utility bolster that is self-propelled on the track and is capable of advancing and retreating to a mold mounting position, and a mold fixing device and a utility holder provided on the move bolster. The end part of the utility for connecting to the mold is attached to.

Further, in the die changing machine of the die casting machine according to the present invention, two die changing apparatuses of the die casting machine are arranged in parallel, and the two can be alternately moved to the advance / retreat position of the die attaching position. It may be provided in the.

[0009]

In the above structure, the bolster for mounting the mold is movable, and the mold is carried in and out of the die casting machine together with the movable bolster, and the hoses and cables attached to the mold on the movable bolster are used. Since the utility is loaded and loaded, it is possible to disconnect and connect the utility to the mold, and check the operation after connection.
Adjustment and rework can be performed outside the die-casting machine in an easy-to-work place, which facilitates the work and at the same time shortens the work time. In addition, the work itself can be performed safely. Further, this makes it possible to improve the productivity of the die casting machine.

[0010]

Embodiments of the present invention will be described below with reference to the drawings.

(Embodiment 1) FIG. 1 is a front view of a mold exchanging apparatus of the present invention, FIG. 2 is a view of the die casting machine shown in FIG. It is a YY arrow line view of FIG. In the figure, 1 is a die casting machine, 2 is a mold, 3 is a mold exchanging device, and the die exchanging device 3 is
The gantry 4, a track 5, a moving bolster 6, a mold clamper 7, a utility holding pedestal 8, and a self-propelled drive motor 9 are basically configured.

The pedestal 4 is disposed laterally of the die mounting position A of the die casting machine 1, and a track 5 is laid on the pedestal 4 toward the die mounting position A of the die casting machine 1.

The moving bolster 6 is formed of a thick steel plate and is provided on the track 5 so as to engage with the track 5. A die 2 is loaded near the die casting machine 1 on the upper surface of the moving bolster 6, and before and after that (die casting machine). A mold clamper 7 for fixing the mold 2 is fixedly installed in the direction toward 1). Further, a utility holding base 8 and a self-propelled drive motor 9 are installed side by side near the rear of the upper surface, and the utility holding base 8 has a cooling water hose, a core actuating hydraulic hose, a local pressurizing hydraulic hose, and a temperature measuring cable. Etc., the ends of many utilities are connected via a cable bayer (manufactured by Tsubakimoto Chain Co., Ltd.) 10 and the like, and a utility hose 11 for connection is attached to this utility holding base 8 and its tip is attached to the mold 2. It is possible to connect.

The self-propelled drive motor 9 is mounted with its output shaft penetrating the moving bolster 6, and a pinion 12 is mounted on the lower surface of the moving bolster 6 at the tip of the output shaft. Further, the pinion 12 is configured to mesh with a rack attached to the lower surface of the moving bolster 6.

Next, a mold replacement procedure by the mold replacement device 3 having the above structure will be described. : The used mold 2 is loaded on the moving bolster 6, and the self-propelled drive motor 9 is driven to retreat on the track 5 installed on the side of the mold mounting position A of the die casting machine 1. Then it is carried out. : Separate the utility hoses 11 connected to the mold 2 at that position, release the mold clamper 7, and then remove the used mold 2 from the moving bolster 6. : Load the die 2 to be used next on the moving bolster 6,
Fix with the mold clamper 7 and connect the utility hoses 11 together. : With the utility hoses 11 connected to the mold 2, the amount of cooling water, the operating state of the core, etc. are checked and adjusted, and then the self-propelled drive motor 9 is driven to move the mold 2 to the movable bolster 6. Is operated, the track 5 is transferred into the die casting machine 1, stopped at a predetermined position, the moving bolster 6 is fixed to the die casting machine 1, and the replacement of the mold 2 is completed.

Therefore, the utility hoses 11 connected to the used mold 2 are separated, the utility hoses 11 are connected to the mold 2 to be used next, and the operation check, adjustment and the operation after the connection are performed. Since the reworking is performed on the gantry 4 outside the die casting machine 1, it becomes easy to perform the work such as separation, connection and adjustment, and at the same time, the work time can be shortened. Moreover, the work itself can be performed safely.

(Embodiment 2) FIG. 4 is a top view showing an upper part of a die casting machine of a mold exchanging apparatus according to another embodiment of the present invention, while FIG. 5 is a view taken along the line ZZ of FIG. Is. The mold exchanging device 13 has basically the same structure as that of the mold exchanging device 3 shown in the above-described first embodiment, in which the main body portion 14 has the same constitution, and two of them are die casting machines. 1 has a configuration in which it is installed side by side on a trolley 16 running on a rail 15 laid in the lateral direction on the side of the die mounting position A of No. 1.

A procedure for exchanging molds by the mold exchanging device 13 having the above structure will be described. : Now, the mold 2 on the right side (the lower side of the figure) has the moving bolster 6 entered into the mold mounting position A of the die casting machine 1 and is fixed at that position, and casting is performed. : With the moving bolster 6 on the left side (upper side of the figure) outside the die casting machine 1, the mold 2 to be used next is loaded on the moving bolster 6 and fixed on the moving bolster 6 by the mold clamper 7. To do. : Next, connect the left side utility hoses 11 to the left side mold 2, and check and adjust the cooling water volume, core operating state, etc. After that, when the right side mold 2 is used, the right side moving bolster 6 is released from being fixed in the die casting machine 1 and the right side self-propelled drive motor 9 is driven, whereby the right side moving bolster 6 is moved. Retract from die casting machine 1 to the top of trolley 16. : Next, move the truck 16 to the right and move to the left.
Is moved to the die mounting position A side of the die casting machine 1, and at the same time, the right moving bolster 6 is moved to the outside of the die casting machine 1 [right side (lower side of the figure)]. : After this, the left-side moving bolster 6 for loading the adjusted left-side mold 2 is advanced to the mold mounting position A of the die casting machine 1 and fixed at that position, and the casting preparation is completed. : On the other hand, the used right side mold 2 separates the connected right side utility hoses 11 and releases the right side mold clamper 7, and then removes it from the right side moving bolster 6.
The right side mold 2 to be used next is loaded.

Therefore, also in the second embodiment, the function and effect obtained in the first embodiment, that is, the used mold 2 is used.
Separation of utility hoses 11 connected to, and utility hoses 11 for mold 2 to be used next
Connection, and further confirmation of operation after connection, adjustment, and rework can be performed outside the die casting machine 1.
Work such as connection and adjustment can be facilitated and work time can be shortened. Moreover, the work itself can be performed safely. Further, in this example, while the one mold 2 is being used, the other mold 2 can be adjusted and made to stand by, so that the productivity of the die casting machine 1 can be improved as compared with the case of the first embodiment. You can

In the above embodiment, the utility holder 8 is used as the utility holder, but the utility may be embedded in the movable bolster 6 instead of the holder 8.

[0021]

As described above, in the case of the die changing machine for the die casting machine according to the present invention, the removal and connection of the utility such as a hose and a cable to the die, and the operation confirmation and adjustment after the connection are made. Further, the reworking can be performed outside the die-casting machine in an easy-to-work place, which facilitates the work and at the same time shortens the work time. In addition, these operations can be performed safely. Further, the productivity of the die casting machine can be improved.

[Brief description of drawings]

FIG. 1 is a front view of a mold exchanging device of the present invention.

FIG. 2 is an XX arrow view showing the die casting machine of FIG. 1 with its upper part omitted.

FIG. 3 is a view taken along the line YY of FIG.

FIG. 4 is a top view showing an upper part of a die casting machine of a mold exchanging device according to another embodiment of the present invention with the upper part omitted.

5 is a view taken along the line ZZ in FIG.

[Explanation of symbols]

1: Die casting machine 2: Mold
3: Mold changing device 4: Stand 5: Orbit
6: Moving bolster 7: Mold clamper 8: Utility holding frame 9: Self-propelled drive motor 10: Cable carrier 11: Utility hoses 1
2: Pinion 13: Mold changing device 14: Main body 1
5: Rail 16: Truck A: Mold mounting position

Claims (2)

[Claims] 1. A track laid on the side of the die casting machine toward the die mounting position of the die casting machine, and a moving bolster provided on the orbit so as to move forward and backward to the die mounting position. A die casting machine comprising a mold fixing device and a utility holder provided on a moving bolster, and a utility end portion for connecting to the mold is attached to the utility holder. Mold changer. 2. A mold for a die casting machine according to claim 1, wherein two die changing devices for the die casting machine are arranged in parallel, and the two die changing devices are provided so as to be alternately movable to a forward / backward position of a die mounting position. Exchange device.