JPH09300321A - Method and apparatus for manufacture of cast molding foundation - Google Patents

Abstract

PROBLEM TO BE SOLVED: To obtain a method and an apparatus for manufacture of a cast molding foundation capable of achieving efficiency of manufacture and improvement of yield. SOLUTION: In the manufacturing method, a plurality of molding foundations are taken out from a cast molding apparatus 11, and those molding foundations are finished. In this case, the molding foundations taken out from the cast molding apparatus 11 being held with a robot 13 are successively transferred to a stock yard 12. In a casting process with the cast molding apparatus 11, those molding foundations are finished with finishing devices 14-19 being held again with the robot 13.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a manufacturing method and a manufacturing facility for a cast molding base such as a sanitary ware base.

[0002]

2. Description of the Related Art Conventionally, as shown in FIG. 7, a cast-molding apparatus 1 has a plurality of sets of cast-molding dies 2, 2 ... Connected to simultaneously cast a plurality of cast-molding bases W. is there. Each molding die 2 is composed of split dies 3 and 4 which are guided by guide rails 5 on both sides and can freely come into contact with and separate from each other. The split molds 3 and 4 are formed by forming water-permeable filter layers 3b and 4b inside steel frame bodies 3a and 4a.

At the time of casting, the casting molds 2, 2 ... Are connected in a line in a state where the split dies 3, 4 are aligned with each other, and both ends of the casting molds 2, 2 ... Are fixed head 6 and movable head. 7, and the movable head 7 is pressed by a large hydraulic cylinder 8 to clamp the mold. In this state, when the slurry is supplied to the casting space S formed inside the filtration layers 3b and 4b, the casting dies 2 are dehydrated by the filtration layers 3b and 4b to infiltrate the casting mold base W. Mold. When the cast molding base W is released from the mold, the movable head 7 is retracted by the hydraulic cylinder 8 and then the split molds 3 and 4 of the respective molds 2 are separated in order, and the mold base W is taken out from the separation mold 3 or 4. Do it.

Each of the molding bases W taken out is transferred onto a work table to remove burrs formed during molding, block unnecessary holes formed during molding, and / or holes such as drain holes and faucet mounting holes. Finishing processing such as opening is performed.

[0005]

By the way, the transfer and finishing operations are performed manually by the operator. However, these operations are very difficult to handle because the molding base W after demolding is very soft, and require a high degree of skill and labor for transfer and finishing operations. Therefore, in the conventional manufacturing method, the manufacturing efficiency is poor and the yield may be reduced.

[0006] Therefore, an object of the present invention is to provide a method for manufacturing a cast-molding base and a manufacturing facility for the cast-molding base which can improve the manufacturing efficiency and the yield.

[0007]

SUMMARY OF THE INVENTION The gist of the present invention as set forth in claim 1 is a method for producing a cast molding base in which a plurality of the molding bases are taken out from the cast molding apparatus and the molding bases are finished. While sequentially holding the removed molding base to the stockyard, during the casting process of the cast molding machine, while holding the molding base again in the robot, finish processing with the finishing machine It is a manufacturing method. According to the present invention, since the forming material is taken out in the state of being held by the robot and is finished by the finishing device, it is possible to take out and finish the forming material without manpower. Furthermore, according to the present invention, finishing of the molding material can be performed in parallel during casting of the molding device.

The gist of the present invention according to claim 2 is to take out a plurality of molding bases from a casting molding apparatus and finish the molding bases. In a method of manufacturing a casting molding base, the molding bases are taken out while being held by a robot. A method for manufacturing a cast-molding base, characterized in that the molding base is sequentially transferred to a stockyard, and during the casting process of a casting-molding apparatus, the molding base is finished by a finishing tool attached to a robot. In the present invention, the molded body is taken out in a state of being held by the robot, and the molded body transferred to the stockyard is finished by the robot, so that the molded body can be taken out and finished without manpower. it can. Furthermore, according to the present invention, finishing of the molding material can be performed in parallel during casting of the molding device.

According to the third aspect of the present invention, before the transfer to the stockyard, the mounting surface of the molding base held by the robot is finished by a finishing device.
Alternatively, it is the method for producing a cast-molded body according to item 2. According to the present invention, since the mounting surface of the molding base is finished in advance before the transfer, the mounting surface does not have any trouble.

The gist of the present invention as set forth in claim 4 is a facility for manufacturing a cast-molding base, which comprises a cast-molding device capable of cast-molding a plurality of molding substrates and a stocking device for stocking the transferred molding substrates. In the above, between the cast molding device and the stock device, a robot holding the molding base and a finishing device for finishing the molding base held by the robot are arranged, and the robot is between the cast molding device and the stock device. It is a manufacturing facility for a casting molding base, characterized in that it operates so as to move while holding the molding base between a stocking device and a finishing device. In the present invention, the molding substrate can be taken out from the casting molding device while being held by the robot and transferred to the stock device, and the molding substrate can be moved from the stock device to the finishing device while being held by the robot to finish. Therefore, it is possible to take out and finish the molding base without requiring manpower. Further, in the present invention,
Since the entire molding material can be temporarily stored in the stocking device, the molding material can be finished in parallel during the casting of the molding device.

According to a fifth aspect of the present invention, in the casting base material according to the fourth aspect, the robot performs the operation between the casting molding device and the stocking device via the finishing device. It is a manufacturing facility. According to the present invention, since the mounting surface of the molding base can be finished in advance before the transfer, the mounting surface can be prevented from being defective.

According to a sixth aspect of the present invention, there is provided the casting body according to the fourth or fifth aspect, wherein the robot is a single unit, and the body of the robot is movable so that a position for performing the operation can be changed. Equipment. In the present invention,
A single robot can be used for transfer and finishing of the green body.

The gist of the present invention according to claim 7 is a facility for manufacturing a cast-molding base, comprising a cast-molding device capable of cast-molding a plurality of molding substrates and a stocking device for stocking the transferred molding substrates. In the above, a robot is arranged between the casting device and the stock device, and the robot is transferred to the stock device and a handling tool that can transfer the molding material from the casting device to the stock device while holding it. It is a facility for manufacturing a casting base material, which can be replaced with a finishing tool for finishing the forming base material. In the present invention, since the tool can be replaced, the molding substrate can be taken out from the casting molding device while being held by the robot and transferred to the stock device, and the molded substrate in the transferred condition can be finished by the robot. Therefore, the molding base can be taken out and finished without requiring manpower. Further, according to the present invention, since the entire molding material can be stocked in the stocking device, the molding material can be finished in parallel during the casting of the molding device.

The gist of the present invention according to claim 8 is that the robot body is movable and the robot body is movable so that the transfer position and the tool replacement position can be changed. This is a manufacturing facility for the cast molding base of. In the present invention, one robot can transfer and finish the molding material.

In the ninth aspect of the present invention, the casting apparatus and the stock apparatus are arranged such that their longitudinal directions are parallel to each other, and the movement of the robot body is parallel to them. It is a manufacturing facility of the casting molding base according to claim 6 or 8. According to the present invention, by moving one robot in parallel with the casting molding device and the stocking device, it is possible to efficiently transfer and finish the molding material.

[0016]

BEST MODE FOR CARRYING OUT THE INVENTION Hereinafter, a method for manufacturing a cast-molding base and a manufacturing facility according to the present invention will be described based on an embodiment shown in the drawings.

(First Embodiment) FIGS. 1 to 6 show a first embodiment of an apparatus for producing a casting molding base according to the present invention. FIG. 1 is a plan view showing a layout of the entire equipment. FIG. 2 is a front view taken along the line EE of FIG. 1, and FIG.
Is a side view of the handling tool attached to the arm end of the robot, and FIG. 4 is a side view showing a state where the molding material held by the robot is finished by the deburring and finishing device,
FIG. 5 is a side view showing a state where the forming base material held by the robot is finished by the punching finishing device, and FIG. 6 is a front view showing a state where the forming base material is finished by the punching finishing device.

As shown in FIG. 1, the casting equipment manufacturing facility has a casting equipment 1 extending in the front-back direction (arrow A direction in the figure) so that a plurality of molding materials can be cast.
1, a stocking device 12 extending in the front-rear direction so that a plurality of transferred molding bases can be stocked, and a robot 13 movably arranged in the front-rear direction between the casting molding device 11 and the stocking device 12. And a finishing device 14 arranged along the region where the arm 13b of the robot 13 turns.
~ 19 and.

The casting molding apparatus 11 is shown in FIGS.
As shown in FIG. 2, a molding die 2 which is substantially the same as the conventional molding apparatus 1 (see FIG. 7) and has two split dies 3 and 4 as a set.
A plurality of sets (for example, 7 sets). The split molds 3 and 4 of each mold 2 can be replaced so that the molding device body 11 can be replaced.
The carriage 21 can be moved in and out of a (see FIG. 2).

The casting molding apparatus 11 is provided with a piping facility 22 near the molding apparatus body 11a. The piping equipment 22 is provided with a plurality of sets of a unit 24 in which a tank, a solenoid valve, a pump and the like are connected by piping on a stage 23. It is designed to be able to discharge and supply sludge.

The stocking device 12 comprises a conveyor 27 for carrying the pallet 26 on which the molding material is placed. A pallet supply device 28 is connected to the carrying-in side of the conveyor 27 and a pallet discharging device 29 is connected to the unloading side. I am doing it. The stock device 12 has an inspection region 30 for performing a finish inspection of the molding material.

The robot 13 is a multi-joint type industrial robot, guided by a slider 31 on the floor F,
The robot body 13a is in the front-back direction (direction of arrow A in FIG. 1)
You can move back and forth to. Robot 13
As shown in FIG. 3, a handling tool 32 is attached to a robot arm tip 13b capable of performing three-dimensional spatial movement and rotational movement. The handling tool 32 is a lower surface Wa of the molding base W (for example, a washbasin base).
The suction device 34 for adsorbing and the support device 35 for advancing and retreating by swinging the support surface 35a up to a position for supporting the back surface Wb of the adsorbed forming material W2 are attached.

The robot 13 is a casting molding apparatus 11
The handling tool 32 is moved between the stock device 12 and the stock device 12, and the molding base W that is released from each mold 2 is adsorbed by the handling tool 32 and transferred onto each pallet 26 of the stock device 12 one after another. Operate. Further, the robot 13 includes a stock device 12 and various finishing devices 14
To 19 to move the handling tool 32 to re-suck the molding base W on the pallet 26 and finish the apparatus 1.
It operates so as to carry in and out to the finishing work positions of 4 to 19.

In the robot 13, the handling tool 32 is transferred from the casting device 11 to the stock device 12.
It may be operated to pass through the finishing work space of any of the finishing devices 14-19 during the transfer.

The finishing devices 14 to 19 are devices for removing burrs of the molding base W formed during molding, devices for closing unnecessary holes in the molding base W formed during molding, drainage ports and faucets of the molding base W. A device or the like for making a hole such as a mounting hole is appropriately selected. The finishing devices 14 to 19 are configured to perform a finishing process on the forming substrate W when the forming substrate W held by the handling tool 32 of the robot 13 is carried into the finishing work position of each device.

As an example of the finishing device, there is a deburring device 37 shown in FIG. The deburring device 41 deburrs the molding base W with the outer peripheral surface layer 43 of the rotating rotating body 42. The outer peripheral surface layer 43 of the rotating body 42 is provided with a hard material 44 for deburring and a surface. Water retaining soft material 45 for leveling
And may be alternately arranged at appropriate intervals. The hard material 44 is a hard sponge, and the soft material 45 is a soft sponge. The outer peripheral surface 45a made of the soft material 45 is attached to the hard material 44.
In some cases, the outer peripheral surface 44a may be made to protrude outward from the outer peripheral surface.

The deburring device 41 is provided with the molding base W held by the handling tool 32 of the robot 13.
Then, the outer peripheral surface layer 43 of the rotating body 42 is contacted to deburr. The deburring position is changed by changing the position or posture of the handling tool 32 of the robot 13, or by changing the position or posture of the rotating body 42 of the deburring device 41.

As another example of the finishing device, there is a punching device 51 shown in FIGS. The punching device 51 is a device for punching a long hole Wc or the like in a forming material W, and is provided between a base portion 53 slidably attached to a freely movable arm 52 and between the arm 52 and the base portion 53. And a sliding drive tool 54 for reciprocally moving the base portion 53 and a base portion 5 which is pivotally supported by the base portion 53.
The rotating portion 55 extending in the direction (arrow C direction) intersecting with the sliding direction of 3 (arrow B direction) and the rotating portion 55 provided between the base portion 53 and the rotating portion 55 rotate the rotating portion 55 by 180 degrees. It is provided with a rotary drive tool 56 and a cutter 57 attached to the rotary part 55 with an eccentricity R.

The punching device 51 is provided with a cutter 5 on the molding base W held by the handling tool 32 of the robot 13.
The long hole Wc is formed by piercing 7 and moving it. The drilling position is changed by changing the position and posture of the handling tool 32 of the robot 13.

In the embodiment shown in FIGS. 1 and 2, the casting apparatus 11 and the stock apparatus 12 are arranged so that their longitudinal directions are parallel to each other, and the robot 13 is provided.
The moving direction of the body 13a is parallel to these. However, the casting molding manufacturing equipment according to the present invention is not limited to this, and although illustration is omitted,
It is also possible to arrange the casting device 11 and the stock device 12 in a plane L-shape and arrange any finishing device among the finishing devices 14 to 19 in parallel with the casting device 11 or the stock device 12. Is.

Next, a method of manufacturing the cast molding base according to the present invention will be described according to the manufacturing procedure by the manufacturing facility of the cast molding base. First, when the cast molding of the cast molding apparatus 11 is completed, the split molds 3 and 4 (see FIG. 7) of the mold 2 are separated and the molding base W is demolded. Along with the demolding, the molding base W adhering to one of the split dies 3 or 4 is adsorbed and held by the handling tool 32 of the robot 13 and taken out, and the handling tool 32 is moved to move the pallet 26 in the stockyard of the stock device 12. Reprinted above. This transfer operation is sequentially performed by the robot 13 in parallel with the demolding of each molding die 2. Incidentally, during the transfer, the mounting surface Wb of the molding base W held by the robot 13 may be finished by a finishing device to remove burrs and the like.

Next, each forming base material W transferred onto the pallet 26 is sucked again by the handling tool 32 of the robot 13, and the forming base material W is transferred by the robot 13 to the finishing work position of any finishing device 14-19. It is conveyed and desired finishing is performed by one or a plurality of finishing devices.

Finally, if the finishing process is completed under the condition that the handling tool 32 of the robot 13 holds it, the robot 13 transfers the molding base W onto a predetermined pallet 26 of the stocker 12 to carry out the work. To complete.

The cast molding apparatus 11 performs the following cast molding while the robot 13 and various finishing devices 14 to 19 are finishing processing a plurality of molding bases W. The forming base material W that has been subjected to the finishing process is conveyed to the next drying step or the like by the pallet discharging device 29.

(Second Embodiment) The robot 13
Is configured so that the tool attached to the arm tip 13b can be exchanged, and the handling tool 32, the deburring tool similar to the deburring device 41, or the drilling tool similar to the drilling device 51 is selected. It is also possible to enable it. In this case, the finish of the forming base W is performed in a state where the forming base W is placed on the pallet 26 of the stock device 12. In this case, the robot 13
Is a single unit, and is arranged so that the robot body 13a can freely move between the casting device 11 and the stock device 12 and between the stock device 12 and the tool exchange position.

A method for manufacturing a cast molding base using a manufacturing facility (not shown) capable of exchanging a tool mounted on the arm tip 13b of the robot 13 is performed as follows. First, attach the handling tool 32 to the robot 13,
A plurality of molding bases W for which the casting molding of the casting molding apparatus 11 has been completed are sequentially transferred onto the pallet 26 in the stockyard of the stocking apparatus 12. During the transfer, the mounting surface Wb of the molding base W held by the handling tool 32 may be finished by a finishing device to remove burrs and the like.

When the transfer of all the molding bases W is completed, the tool is exchanged and an arbitrary finishing tool is attached to the robot 13. Then, the forming substrate W placed on the pallet 26 is sequentially finished by the attached finishing tool. Whenever there are multiple types of finishing,
After exchanging with a desired finishing tool, all the molding bases W are sequentially finished.

The casting molding apparatus 11 performs the next casting while the finishing tool mounted on the robot 13 is finishing. The forming base material W that has been subjected to the finishing process is conveyed to the next drying step or the like by the pallet discharging device 29.

[0039]

INDUSTRIAL APPLICABILITY As described above in detail, the manufacturing method and the manufacturing facility for the cast molding base according to the present invention have the following excellent effects.

In the method for manufacturing a casting base according to the present invention as defined in claims 1 and 2, the forming base can be taken out and finished by a machine without manpower, so that the manufacturing efficiency and the yield can be improved. You can Further, according to the present invention, since the molding material can be finished in parallel during the casting of the molding apparatus, the operating efficiency of the molding apparatus and the robot can be improved.

In the method for manufacturing a casting molding base according to the present invention as defined in claim 3, since the mounting surface of the molding base is finished before transferring, the mounting surface is prevented from being inferior, and the manufacturing efficiency and the yield are improved. It is possible to improve.

In the manufacturing facility for the casting base material according to the present invention as defined in claims 4 and 7, the forming base material can be taken out and finished by a machine without manpower, so that the manufacturing efficiency and the yield can be improved. be able to. Further, according to the present invention, since the molding material can be finished in parallel during the casting of the molding apparatus, the operating efficiency of the molding apparatus and the robot can be improved.

In the casting molding base manufacturing facility according to the present invention as set forth in claim 5, since the mounting surface of the molding base can be finished before transferring, the mounting surface is prevented from being inferior and the manufacturing efficiency is improved. In addition, the yield can be improved.

In the casting molding base manufacturing facility according to the present invention as defined in claims 6 and 8, since one robot can be used for transferring and finishing the molding base, the operating efficiency of the robot can be improved. You can

In the casting molding base manufacturing equipment according to the present invention as defined in claim 9, since one robot is moved in parallel with the casting molding device and the stock device, the molding base is transferred quickly and smoothly. Therefore, the manufacturing efficiency can be improved.

[Brief description of drawings]

FIG. 1 is a plan view showing an entire layout of a casting equipment manufacturing facility according to the present invention.

FIG. 2 is a front view of a section taken along the line EE in FIG.

FIG. 3 is a side view of the handling tool attached to the arm tip of the robot.

FIG. 4 is a side view showing a state in which a molding base held by a robot is finished by a deburring finishing device.

FIG. 5 is a side view showing a state in which the molding base held by the robot is finished by a punching finishing device.

FIG. 6 is a front view showing a state in which the forming material is finished by a punching finishing device.

FIG. 7 is a side view in which a conventional casting apparatus is partially sectioned.

[Explanation of symbols]

 11 ... Casting molding device 13 ... Robot 14-10 ... Finishing device 32 ... Handling tool 41 ... Deburring device 52 ... Punching device W ... Molding base

Claims (9)

[Claims] 1. A method of manufacturing a cast molding base in which a plurality of molding bases are taken out from a cast molding apparatus and finished in these molding bases, and the molding bases taken out from the cast molding apparatus while being held by a robot are sequentially transferred to a stockyard. A method for manufacturing a cast-molding base, characterized in that during the casting process of the cast-molding apparatus, these molding bases are held again by a robot and finished by a finishing device. 2. In a method for producing a cast molding base in which a plurality of the molding bases are taken out from a cast molding apparatus and these molding bases are finished, the molding bases taken out from the cast molding apparatus while being held by a robot are sequentially transferred to a stockyard. A method for manufacturing a cast-molding base, characterized in that during the casting process of the cast-molding apparatus, these forming bases are finished by a finishing tool attached to a robot. 3. The method for producing a cast-molded substrate according to claim 1, wherein the mounting surface of the molded substrate held by the robot is finished by a finishing device before being transferred to the stockyard. 4. A casting molding device and a stocking device in a casting molding substrate manufacturing facility comprising a casting molding device capable of casting a plurality of molding substrates and a stock device for stocking the transferred molding substrates. And a finishing device for finishing the molding substrate held by the robot and the molding substrate held by the robot are arranged, and the robot is between the casting device and the stock device and between the stock device and the finishing device. , A facility for manufacturing a casting base material, which operates so as to hold and move the forming base material. 5. The facility for manufacturing a cast-molding substrate according to claim 4, wherein the robot performs the operation between the cast-molding apparatus and the stock apparatus via the finishing apparatus. 6. The manufacturing facility for a cast-molding substrate according to claim 4, wherein the robot is a single unit, and the robot body is movable so that the position where the operation is performed can be changed. 7. A casting molding device and a stocking device in a casting molding substrate manufacturing facility comprising a casting molding device capable of casting a plurality of molding substrates and a stock device for stocking the transferred molding substrates. A robot is arranged between and, the robot is a handling tool that can be transferred from the casting molding device to the stock device while holding the molding base, and a finishing tool that finishes the molding base that has been transferred to the stock device. A facility for manufacturing cast-molded substrates, which can be replaced with a new one. 8. The facility for manufacturing a cast-molded substrate according to claim 7, wherein the robot is a single unit, and the robot body is movable so that the position for transferring and the position for exchanging the tool can be changed. 9. The cast molding according to claim 6 or 8, wherein the cast molding apparatus and the stock apparatus are arranged such that their longitudinal directions are parallel to each other, and the movement of the robot body is parallel to these. Base manufacturing equipment.