JPH06121948A - Method for installing coating booth - Google Patents

Abstract

PURPOSE:To decrease and shorten on-site operations by previously assembling in-booth supporting parts of transporting means for freely movably supporting the materials to be coated along transporting routes to a booth body, then transporting and installing the booth body to a prescribed position, thereby completing the transporting route. CONSTITUTION:This coating booth is installed in the transporting route R for the materials 2 which are coated and are transported by a transporting device 1 including a prime moving section 30 of coating equipment, by which a coating work area 3 is formed. The main part of the booth body B is constituted of a ceiling 4 partitioning the coating work area 3 from the outside, side walls 5, a bottom wall 6 and a waste gas purifying device 7. Not only the booth pass part 25x of lower rails 25 (i.e., the in-booth supporting part Z of the transporting device 1 supporting the materials 2 to be coated) and the booth pass part 27x of upper rails 27 but also an automatic coating device 12, a coating material press feeding tank 14 and a chain driving mechanism as a prime moving section 30, etc., are previously assembled to the booth body B. The booth body B is thereafter transported and installed to a prescribed position to complete the transporting route R.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method for installing a coating booth, which is installed in the middle of a transfer path of a transfer means for transferring an object to be coated to form a coating work area for the object to be transferred.

[0002]

2. Description of the Related Art Conventionally, as for the installation of a coating booth, the booth body assembled in an assembly plant is transported from the assembly plant to the installation site, and the planned installation site at the installation site, that is, in the middle of the article transfer route. Installed at the planned installation site, and then at the installation site, transfer inside the booth of the support members that movably support the object to be coated along the transfer path, such as the members that form the object transfer path (eg rails) Various auxiliary structures such as parts were attached to the booth body.

[0003]

However, in assembling the in-booth transportation portion of the support member such as the transportation path forming member to the booth body installed at the planned installation location, the material to be coated is actually transferred in the booth. Starting from adjusting the assembly state while testing so that it will pass the specified painting work position accurately, various adjustment work is required at the installation site in the assembly of the auxiliary structure to the installed booth body,
For this reason, there is a problem that the construction period required at the installation site, in other words, the period until the operation can be started is long. This is especially a circular coating of a type that has a circumferential wall, and while the object to be coated is conveyed on an arc-shaped path portion along the circumferential wall, it is painted by a painting machine arranged at the center of the circumferential wall. In the case of a booth, it is necessary to adjust the positions of the coating machine and the route portion in two directions on a plane, which is very time-consuming and inconvenient for the adjustment work.

An object of the present invention is to reduce the work required at the installation site by a rational method and shorten the construction period at the installation site.

[0005]

A first feature of the method for installing a coating booth according to the present invention is that a support member in a booth of a support member in a transfer means for movably supporting an object to be coated along the transfer path. Is assembled in advance to the booth main body, the booth main body is transported to the planned installation location in the assembled state, and after the installation, the transportation means is completed.

The second method of installing a coating booth according to the present invention
According to the first feature, the circular coating booth in which the circumferential wall is formed in the booth main body, and the arc-shaped one along the inner circumferential surface of the circumferential wall is provided as the booth inner supporting portion is set as an installation target. There is a point to do.

A third method of installing a coating booth according to the present invention
According to the first or second feature, the booth is a state in which a coating device for automatically coating a transfer object to be conveyed in the process of passing through the booth is assembled in advance in the booth main body together with the booth supporting portion. The point is that the main body is transported to the planned installation location and installed.

The fourth method of installing a coating booth according to the present invention
In the above first to third features, the state in which the diverting means for changing the direction of the conveyed article to be coated at a predetermined position in the process of passing through the booth is previously assembled to the booth body together with the booth supporting portion The point is that the booth body is transported to and installed at the planned installation location.

The fifth method of installing a coating booth according to the present invention
In the above first to fourth features, the booth body is transported to the planned installation location in a state in which the motive part of the transporting means is assembled in advance to the booth body together with the in-booth support portion. And then set up.

A sixth method of installing a coating booth according to the present invention
In the above first to fifth characteristics, the main part of the exhaust gas purification device for purifying the exhaust gas from the booth body is preliminarily assembled to the booth body together with the in-booth support portion. The point is that the booth body is transported to the planned installation location and installed.

[0011]

According to the first feature, the booth body is transported to the planned installation location in a state where the booth supporting portion such as the booth passing portion of the transport path forming member is preassembled to the booth body. Therefore, at the time of assembling the support part in the booth, that is, before the transportation to the installation site, the object to be coated transported by the booth passing part of the assembly is actually subjected to the predetermined coating work in the booth. It is possible to test whether it passes the position correctly and adjust the assembly condition. Then, the booth main body is transported to and installed at a planned installation location in the middle of the transfer route with the booth passing part pre-assembled, and then the other part of the transfer route forming member is connected to the booth passing part. As a result, the transportation means such as a supporting member for a series of objects to be coated including the front and rear of the booth is completed, and therefore the number of assembling steps of the auxiliary equipment to the booth body at the planned installation location can be significantly reduced.

According to the above-mentioned second feature, the position adjustment of the coating machine and the supporting portion in the booth in the two directions on the plane can be sufficiently performed before the installation at the planned installation location of the booth body. The booth body after it has been installed at the planned installation location while targeting a circular coating booth that requires extremely laborious adjustment work such as adjusting the position of the coating machine and the supporting portion in the booth in two directions on a flat surface. It is possible to greatly reduce the work of assembling auxiliary equipment to the.

According to the third feature, since the coating device is also pre-assembled with the booth support portion in the booth main body and is installed at the planned installation location in the assembled state, it is attached to the booth main body after the booth main body is installed. The work of assembling the equipment can be further reduced.

According to the fourth feature, since the deflection means necessary for coating the entire article to be coated is pre-assembled with the support portion in the booth to the booth main body, and installed in the installation planned place in the assembled state. After the booth body is installed, it is possible to further reduce the work of assembling the auxiliary equipment to the booth body.

According to the fifth feature, the driving part of the transfer means is also pre-assembled with the booth support part in the booth main body, and is installed at the planned installation location in the assembled state.
It is possible to further reduce the work of assembling auxiliary equipment to the booth body after the booth body is installed.

According to the sixth feature, the exhaust gas purifying device, which is indispensable for painting, is pre-assembled with the support part in the booth to the booth main body, and is installed at the planned installation location in the assembled state. It is possible to further reduce the work of assembling auxiliary equipment to the booth body later.

[0017]

Therefore, according to the present invention, the support portion in the booth of the support member for movably supporting the object to be coated can be installed at the installation site and the associated installation state while trial is being performed. Since the adjustment work can be omitted, the work at the installation site can be simplified and the construction efficiency can be improved, and the required construction period at the installation site can be shortened.

In particular, it is better to do as in each claim. According to the second aspect, it is possible to significantly improve the installation workability of the circular coating booth, which requires man-hours for assembling the auxiliary equipment to the booth body.

According to the third aspect of the present invention, when the booth is equipped with a coating device that automatically coats the transported object to be transferred during the booth passage, the assembly is performed before the transportation to the installation site. It is possible to test whether the relative positional relationship between the object to be coated conveyed by the booth passing part and the coating device is appropriate, and to preliminarily adjust the mutual assembly state thereof, which makes it possible to Compared with the conventional method in which the coating equipment was assembled to the booth body after the installation of the booth body at the installation site, the adjustment work at the installation site was further reduced, the construction efficiency at the installation site was improved, and necessary construction was performed. The period can be shortened more effectively.

According to a fourth aspect of the present invention, when the conveying object to be coated is of a type in which it is automatically reoriented by a diverting means at a predetermined position in the process of passing through the booth, for coating on the back side, etc., it is installed. Before the transportation to the site, whether or not the diverting means function properly, that is, the object conveyed by the booth passage part of the assembly is correctly turned at a predetermined position in the booth passage process. It is possible to test whether or not the assembling state and the functioning state of the turning means are adjusted in advance, so that the turning means can be attached to the booth body after the booth body is installed at the installation site. Compared with the conventional method, it is possible to further reduce the adjustment work at the installation site, improve the construction efficiency at the installation site, and shorten the required construction period more effectively.

According to the fifth aspect of the present invention, before the transportation to the installation site, it is tested whether or not the driving part of the conveying means functions properly, and the function state of the driving part is adjusted in advance. This makes it possible to further reduce the adjustment work at the installation site compared to the conventional method in which the driving part of the transportation means is assembled to the booth body after the installation of the booth body at the installation site. It is possible to more effectively achieve the improvement of construction efficiency on site and the shortening of the required construction period.

According to the sixth aspect of the present invention, before the transportation to the installation site, it is tested whether or not the exhaust purification device functions properly, and the functional state of the exhaust purification device is adjusted in advance. This makes it possible to further reduce the adjustment work at the installation site compared to the conventional method in which the exhaust gas purification device was assembled to the booth body after the installation of the booth body at the installation site. It is possible to more effectively achieve improvement of construction efficiency and reduction of required construction period.

[0023]

【Example】

[Embodiment 1] FIGS. 1 to 3 show a coating booth which is disposed in the middle of a path of an object to be coated 2 conveyed from a conveying device 1 in a coating facility to form a work area 3 for coating the conveyed object to be coated 2. A ceiling 4, a side wall 5, which partition the internal work area 3 from the outside,
Wall structures such as the bottom wall 6, support and connection for those wall structures,
The booth body B is configured mainly with the bone structure for reinforcement and the exhaust purification device 7.

The ceiling 4 has a work area 3 through which a ventilation air As taken in from the outside by an air supply fan 8 attached to the booth body B and supplied to the plenum chamber 9 is passed from almost the entire ceiling surface through a filter 10. The booth body B has an operation room 11 which is partitioned from the work area 3 by an inner wall 11a provided with a glass window for monitoring.

Reference numeral 12 is an automatic coating machine for spray-coating the conveyed coating object 2 in the course of passing through the booth, and a coating gun 13a is provided at the tip of each of the plurality of arms 13 that reciprocate vertically.

Reference numeral 14 is a paint pressure feed tank for the coating gun 13a, 15 is an operation / control panel for the automatic coating machine 12, etc.
16 is an explosion-proof fluorescent lamp.

The exhaust gas purifying device 7 includes a cleaning water tank 17 arranged below the coating position of the transported article 2, an exhaust cleaning chamber 19 partitioned from the coating position by a wall 18, a sludge floating tank 20 facing the outside of the booth, Also, the exhaust fan 21 is provided as a main part and functions as follows. That is, of the sprayed paint remaining without adhering to the object to be coated 2, the sprayed paint that falls by its own weight is captured by the surface of the cleaning water W in the cleaning water tank 17, and the surplus sprayed paint that floats in the air. The mist is sucked into the exhaust cleaning chamber 19 through the gap S between the lower edge of the wall 18 and the water surface of the cleaning water tank 17 by the suction action of the exhaust fan 21 together with the air Ar in the work area 3. And
At the time of this suction, the high-speed flow passing through the above-mentioned gap S and the gap S
With the guiding action of the curved plate 22 arranged to face the cleaning water W, the cleaning water W in the vicinity of the gap in the cleaning water tank 17 is exhausted from the exhaust cleaning chamber 1.
The paint mist in the intake air Ar is captured in the exhaust gas cleaning chamber 19 by the scattered water droplet group and separated and removed from the air Ar. The cleaning water W that has captured the paint mist falls to the bottom of the exhaust gas purification chamber 19 and then is guided to the sludge levitation tank 20. During the storage process in the sludge levitation tank 20, the trapped paint component is floated and separated as paint sludge. In the exhaust purification chamber 19, 23 is a draining plate, the paint misted is removed by the scattered cleaning water W, and the air drained by the draining plate 23 is sent from the exhaust purification chamber 19 by the exhaust fan 21. On the other hand, the paint sludge that floats and accumulates in the sludge floating tank 20 is collected by an automatic collection device or manual work.

As for the conveying device 1, as shown in FIG. 4, the roller 24 attached to the upper end of the hanger 24 for suspending the object to be coated.
A lower rail 2 that rolls a to guide the movement of the suspension hanger 24 and that suspends and supports the suspension hanger 24.
5 and the upper rail 2 that guides the movement of the chain 26 by rolling the roller 26a attached to the chain 26
7, a pair of upper and lower rails 25 and 27 are extended in a loop shape along a transfer route R of a coating object including a coating booth B, a setting room 28 after coating, and a baking oven 29 as shown in FIG. Set up. In this embodiment, the lower rail 25 serves as a support member that movably supports the article to be coated 2 along the transport path R. The chain drive mechanism 30 attached to the booth body B drives the chain 26 to move along the rail path. On the other hand, the upper ends of the hanging hangers 24 are locked to the chain 26 to cause the hanger 24 to move. Is moved along the rail path along with the chain 26, whereby the article 2 suspended by the hanger 24 is conveyed. The chain drive mechanism 30 is arranged above the article-outlet portion Bo in the booth body B, and mainly comprises a motor 30a, a speed reduction chain transmission portion 30b, and a chain drive sprocket 30c for engaging the chain 26. The device.

As shown in FIG. 4, the suspension hanger 24
Has a lower half portion 24c rotatably connected to an upper half portion 24b thereof via a bearing 24d.
Has a bent shape so as to avoid collision with the oil / dust receiving pan 31 provided below the rails 25 and 27 inside the booth body B, and the lower half portion 24c has a bent shape during passage through the booth. Rack and pinion 3 fixed on the booth body side
Lower half 2 of hanging hanger 24 by engaging with 2
A turning sprocket 33 is attached to rotate 4c to automatically change the direction of the object to be conveyed 2 at a predetermined position in the process of passing through the booth for back side coating.

Regarding the installation work of the coating booth at the time of constructing the above-mentioned coating equipment, the wall structures 4, 5, 6 and the bone structure (for example, the common base frame 34 for the work area 3 part and the exhaust emission control device 7 part), In addition, the booth body B having the exhaust emission control device 7 as a main component is assembled at a manufacturing site other than the construction site of the coating facility (that is, the booth installation site).

At the same time as the assembly, the booth passing portion 25x of the lower rail 25 is also produced at the manufacturing site.
(That is, the booth supporting portion Z of the supporting member of the transfer device 1 that supports the article to be coated 2) and the booth passing portion 27x of the upper rail 27, the automatic coating machine 12, the paint pressure feeding tank 14, and the operation. The booth main body includes a control panel 15 and other auxiliary devices for the coating machine, a pan 31 for receiving oil and dust, a rack and pinion 32 for changing the object to be coated, and a chain drive mechanism 30 as the driving part of the transfer device 1. Assemble to B in advance.

Then, in those assembling, the test sample is actually transported by using the hanging hanger 24,
In addition, by operating the automatic coating machine 12 on a trial basis, the article to be coated 2 can be smoothly transported in the booth to accurately pass through a predetermined coating position in the booth, or the article to be coated 2 and the automatic coating machine can be conveyed. Whether the relative positional relationship with 12 is proper or not.
The rack and pinion 32 for diverting and the sprocket 33 for diverting are appropriately engaged, so that the transferred article to be coated 2 is accurately turned at a predetermined position in the process of passing through the booth, or the upper half of the hanging hanger 24. 24b is a pan 31 for receiving oil and dust
Check whether or not it moves without touching, etc., and based on the check, the assembling status and functional status of these accessory devices are adjusted before the booth is shipped to the coating facility construction site.

When the booth is brought into the coating facility construction site, with the auxiliary device that has been subjected to the above adjustment work still attached,
The booth body B is transported from the manufacturing site to the coating facility construction site, and is installed at a predetermined installation position (that is, the installation position of the coating booth B shown in FIG. 5) on the coating material conveyance route R in the construction coating facility. After the installation, the upper and lower rails 25 and 27 assembled to the booth body B have a booth passage portion 25.
x and 27x are connected to the other parts of the upper and lower rails 25 and 27 to form a series of article transfer paths R in the coating equipment, and the transfer device 1 is completed, such as electrical connection work and pipe connection work. Ancillary work will be done along with the booth installation.

[Embodiment 2] As shown in FIG. 6, a circular coating is carried out as a coating booth A for forming a coating work area 3 for an object to be coated 2 conveyed by a conveying device 1 in the middle of a conveying route R of the conveying device 1. An example of application to a coating facility having a booth will be shown.

First, the coating booth A will be described.
As shown in FIGS. 7 and 8, the coating booth A is a booth main body B that forms a work area 3 for painting, and a coating work for performing painting work on the article 2 to be transported in the work area 3. Means 1
08 and an exhaust gas purification device 7 arranged at the bottom of the booth body B.

As shown in FIG. 9, the booth main body B includes an arc-shaped peripheral wall (circumferential wall) 111 surrounding the work area 3 and surrounding the work area 3 into a cylindrical shape, and a ventilation gas. Outlet 113 for blowing and supplying air into the working area 3
And a bottom portion 112 having an exhaust port 114 formed in a central portion thereof.
The ventilation duct 116 for ventilation gas is provided on the upper side of the.
The peripheral wall 111 has an inner diameter suitable for the object 2 to swivel along the inner surface of the metal while receiving the coating, that is, to move along an arc-shaped transport path. It is constructed by providing netted glass on the peripheral surface side. The ceiling part 110 has a blower duct 116 welded and fixed to the upper surface thereof so that the blower duct 11 extends from the blower duct 116 to the work area 11.
3 is equipped with a filter 113A. The bottom 112 has a lattice floor 115 having a large number of ventilation holes made of a metal lattice mesh or punching metal.
And a flow-down plate 127 that is provided below the flow-flow plate 127 and is composed of a gentle conical surface water collecting floor.
The exhaust port 114 is formed at the central position of 27.
The coating means 108 has a large number of paint spray nozzles on the periphery and is configured to spray paint radially outward, and the disk 117 is indicated by a chain double-dashed line. A vertical movement mechanism 118 for vertically moving over a predetermined range in the work area 3, and from the time when the article 2 to be coated is drawn into the booth body B to the time when it is sent out by appropriate control means (not shown). Between,
The vertical movement is controlled so that the coating material 2 is sprayed over the entire area from the upper end to the lower end.

The exhaust gas purification device 7 is composed of a combination of paint mist collecting means and exhaust means. The paint mist collecting means causes cleaning water to flow in a direction along the circumferential direction at the falling plate 127 forming a part of the bottom portion 112 of the booth main body B and a plurality of positions on the inclined upper part of the falling plate 127. As a result, the floor cleaning nozzle 128 that forms a water film on almost the entire surface of the falling plate 127, and the exhaust port 114 formed in the central portion of the falling plate 127, are followed by cleaning water and gas from the working area 3. The exhaust cleaning air passage 129 is made up of a small-diameter exhaust pipe through which the exhaust water passes, and a cleaning water tank 130 for storing the cleaning water that has passed through the exhaust cleaning air passage 129 inside the exhaust pipe. And the working area 3
Most of the paint mist sprayed with the
Of the exhaust pipe having a diameter smaller than the inner diameter of the booth body B as it passes through the lattice floor 115 of the booth and descends on the falling plate 127 having a water film on its surface. Since the gas having the narrowed flow passage passes at high speed through the exhaust cleaning air passage 129 consisting of, the cleaning water comes into contact with the high-speed gas and a part of the cleaning water is atomized to form a mist. The remaining paint mist in the gas passing through the exhaust cleaning air passage 129 can be captured by the atomized cleaning water particles, and the paint mist in the gas can also be captured efficiently. The exhaust means includes a gas-liquid separation exhaust separation chamber 131 for separating gas and cleaning water that have passed through the exhaust cleaning air passage 129 below the flow-down plate 127, and the exhaust separation chamber 1 thereof.
31 and an exhaust duct 132 for sucking and discharging gas to the outside. In the exhaust separation chamber 131, an upward trap 133 and a downward trap 134 are concentrically arranged around the exhaust cleaning air passage 129, and an exhaust fan 135 is installed in the exhaust duct 132. is there. The exhaust fan 135 is provided in the work area 3 in the booth body B from the outlet 113 of the ceiling 110 to the bottom 112.
The suction air flow rate is set so that the air flow toward the exhaust port 114 has a wind speed suitable for favorably applying the spray paint to the article 2 to be coated, for example, a flow rate of about 0.5 m / sec.

As shown in FIG. 1, the transfer means 1 comprises an external transfer device UC for transfer outside the booth, an internal transfer device IC for transfer inside the booth, and a transfer device 104.

The external transfer device UC is shown in FIGS.
As also shown in FIG. 3, a trolley conveyor is used to convey a plurality of objects to be coated 2 along a conveyance path outside the booth arranged so as to pass the booth 101 while being suspended and supported at a predetermined interval in the conveyance direction. Of the two positions which are arranged at a predetermined interval in the transport direction on the transport path outside the booth located next to the coating booth A, the transport-advanced position is transported to the object to be coated 2 before coating. The end position UP is set, and the position on the lower side of the conveyance is the start position U of the conveyance with respect to the coated object 2 after coating.
p. Specifically, as shown in FIG. 12, the transport rail 13 installed along the transport path outside the booth.
9, a drive chain DCH hung and supported on the transport rail 139 so as to be movable along the longitudinal direction (transport direction) of the transport rail 139, and the drive chain DCH.
And a drive chain DC for moving the motor
It is composed of a plurality of suspending members 140 mounted at a predetermined interval in the longitudinal direction of H. The suspending member 140 detachably hangs and supports a hanger 123 having a suspending hook F for suspending the article 2 to be suspended, and a pair of upper and lower L-shaped pins on the hanger 123 side. 123P has a pair of upper and lower hooks UH for suspending and supporting the hanger 123 by placing the 123P in a dropped form.
The hanger 123 is positioned in the transport direction by abutment (engagement) of the hook portion UH with respect to the transport direction, and the downward bent portion of the pin 123P and the hanger body 12 are positioned.
The hanger 123 is positioned in the left-right direction by abutting the hook portion UH in the left-right direction orthogonal to the transport direction with respect to 3A.

The internal transfer device IC is shown in FIGS.
As also shown in FIG. 5, the object 2 is rotatably moved around the center of the booth body B (along an arcuate transfer path) while being suspended and supported, and the ceiling portion of the vertical movement mechanism 118 is used. A rotating wheel 120 rotatably mounted around the center of the booth body B on the telescopic shaft holding portion 119 using the telescopic shaft holding portion 119 provided in the center of the 110 as a support shaft, and a gear formed on the outer peripheral surface of the rotary wheel 120. 120A and a servo motor 122 for rotating the rotating wheel 120 in one direction through a pinion gear 121 meshing with the rotating motor 120, and a plurality of suspending portions 124 for detachably supporting the hanger 123 on the rotating wheel 120. Is configured.
The suspending portion 124 is a suspending member 1 of the external transport device UC.
It has a pair of upper and lower hook portions IH that function similarly to 40. Then, a position corresponding to the transport end position UP of the external transport device UC in the rotational movement path of the suspension part 124 is
The transfer start end position IP for receiving the object to be coated 2 is set to a position corresponding to the transfer start end position Up of the external transfer device UC.
The transfer end position Ip is set for delivery. This Example 2
Then, this internal transfer device IC serves as a booth support portion Z.

The external transport device UC and the internal transport device IC are arranged such that when the hanging member 140 of the external transport device UC is located at the transport end position UP, the suspending portion 124 of the internal transport device IC is located at the transport end position Ip. The hanging member 140, which is located at the transport end position UP of the external transport device UC, is located at the transport end position Ip of the internal transport device IC when located at the transport start end position Up. The hanging portion 124 is configured to operate in a relationship of being located at the transport start end position IP.

As shown in FIGS. 9 to 11, the transfer device 104 is moved to the transfer end position UP by the external transfer device UC.
The article to be coated 2 that has been conveyed to the inside of the hanger 123 is received and transferred to the conveyance start end position IP of the internal conveying device IC, and then the inside of the hanger 123 is also conveyed to the internal conveying device IC.
On the other hand, while receiving the object 2 to be coated, which has been transported to the transport end position Ip by the internal transport device IC, together with the hanger 123 and transferring it to the transport start end position Up of the external transport device UC, the hanger 123 is also transferred to the outside. It is to be delivered to the transport device UC, and will be specifically described below. In order to facilitate the description and the distinction between the respective positions, hereinafter, the transport end position UP and the transport start position U of the external transport device UC will be described.
p is referred to as a carry-in side receiving position and a carry-out side delivering position, respectively, and a carry starting end position IP and a carry ending position Ip of the internal carrying device IC are referred to as a carry-in side delivering position and a carry-out side receiving position, respectively. That is, the carry-in side transport tool i45 is attached to one elevator frame 137 supported by the booth main body B so as to be vertically movable.
Is reciprocally mounted between the carry-in side receiving position UP and the carry-in side delivering position IP, and the carry-out side carrier tool o
45 is reciprocally mounted between the carry-out side receiving position Ip and the carry-out side delivering position Up, and the carry-in side carrier i4
5 is provided with a loading-side moving unit that reciprocates 5 at a set time interval, a unloading-side moving unit that reciprocally moves the unloading-side transport tool o45 at a set time interval, and lifting drive means that drives the lifting frame 137. .

The carrying-in side carrying tool i45 is shown in FIGS.
As also shown in FIG. 4, the taper-shaped mounting of the hanger 123 suspended and supported by the suspending member 140 located at the carry-in side receiving position UP is performed by the ascending operation at the carry-in side receiving position UP as the lifting frame 137 is lifted. Pin 123 to the part 123a
P is placed and lifted in a state of being separated upward from the hook portion UH, and the hanger 123 is received from the hanging member 140,
In addition, by the lowering operation at the carry-in side delivery position IP accompanying the lowering of the elevating frame 137, the pin 123P of the received hanger 123 is positioned at the carry-in side delivery position IP.
The hanger 123 is lowered so that the hanger 123 is dropped onto the hooking portion IH of 24 and placed thereon.
It is to be handed over to 4. This carry-in side carrier i45
The attachment means of the rail to the lifting frame 137 is rail i3.
A moving frame iF is reciprocally mounted along a straight line path via the moving frame iF, and the moving frame iF has a moving posture that protrudes in a direction orthogonal to the straight line path by rotation around a vertical axis iX. The transfer means is so arranged as to be switchable between a delivery posture that projects in the forward direction along the straight path and a receiving posture that projects in the return direction along the straight path.

The carrying-out side transport tool o45 is shown in FIGS.
As shown in FIG. 4, as a result of the ascending operation of the elevating frame 137 at the unloading side receiving position Ip, the mounting portion 123a of the hanger 123 suspended and supported by the hanging portion 124 located at the unloading side receiving position Ip is moved. The hanger 123 is placed and lifted in a state where the pin 123P is detached upward from the hook portion IH, receives the hanger 123 from the hanging portion 124, and descends at the carry-out side delivery position Up as the elevating frame 137 descends. 123 pins 123P
The hanger 123 is placed in a state where it is dropped and placed on the hook portion UH of the hanging member 140 located at the delivery-side delivery position Up.
And the hanger 123 is handed over to the hanger 140. The attachment means of the carry-out side transport tool o45 to the elevating frame 137 is such that the moving frame oF is reciprocally movable along the linear path via the rail o37,
On this moving frame oF, by a rotation about an axis oX in the vertical direction, a moving posture that projects in a direction orthogonal to the straight line path, a delivery posture that projects in the forward direction along the straight path, and a straight path It is a means for attaching so as to be freely switchable to a receiving posture that protrudes in the backward direction in a state of following.

The carry-in side moving unit moves the moving frame iF forward along the straight line path by forward rotation, and moves the moving frame iF backward along the straight line path by reverse rotation. i41, an electric motor i43 that rotates the feed screw i41 forward and reverse, and an electric servo motor i that changes the attitude of the carry-in side transfer tool i45.
44 is provided. That is, after the carry-in side transport tool i45 is moved back to the end on the carry-in side receiving position UP side of the linear path by the electric motor i43 in a state where the electric servo motor i4 is switched to the moving posture, the electric servo motor i4 is kept in that state.
By switching to the receiving position at 4, the carry-in side transport tool i4
5 is located at the carry-in side receiving position UP, while the electric motor i43 moves the carry-in side transport tool i45 forward to the end on the carry-in side handing position IP side of the straight line path in a state where it is switched to the movement posture, In this state, the electric servo motor i44 is switched to the delivery posture to position the carry-in side transport tool i45 at the carry-in side delivery position IP.

The carry-out side moving part is a forward-moving forward screw that moves the moving frame oF along a straight line path, and a reverse rotation is a backward moving screw that moves the moving frame oF back along the straight line path. o41, an electric motor o43 that rotates the feed screw o41 forward and backward, and an electric servo motor o that changes the posture of the carry-out side transfer tool o45.
44 is provided. That is, after the electric motor o43 has moved the carrying-out side transport tool o45 back to the end on the carrying-out side receiving position Ip side of the linear path in the state where the electric servo motor o4 is switched to the moving posture.
Transporting tool o4 on the unloading side by switching to the receiving posture at 4
5 is positioned at the carry-out side receiving position Ip, while the electric motor o43 moves the carry-out side carrying tool o45 to the end on the carry-out side delivering position Up side of the linear path in a state where the moving posture is switched to, In this state, the electric servomotor o44 is switched to the delivery posture so that the unloading side transport tool o45 is positioned at the unloading side delivery position Up.

In the carry-in side moving part and the carry-out side moving part, the carry-in side carrying tool i45 and the carry-out side carrying tool o45 are respectively at the carry-in side receiving position UP and carry-out side receiving position Ip.
, And the carry-in side transport tool i45 and the carry-out side transport tool o45 operate synchronously so that they are simultaneously positioned at the carry-in side delivery position IP and the carry-out side delivery position Up, respectively. That is, the carry-in side transport tool i45 and the carry-out side transport tool o4
5 and 5 operate synchronously. Further, the carry-in side transport tool i45 and the carry-out side transport tool o45 are for positioning the hanger 123 by mounting the mounting portion 123a in a recessed manner by a receiving seat 45a formed in a concave shape.

The elevating and lowering drive means is provided between the booth body B and the elevating and lowering frame 137 by expansion and contraction so that the elevating and lowering frame 13
A pair of hydraulic cylinders 136 for moving up and down 7 are provided.

The transfer device 104 has the following [1]-
By sequentially performing the operation [4], the external transfer device U
It is configured to transfer the uncoated object 2 from C to the internal transfer device IC and simultaneously transfer the uncoated object 2 from the internal transfer device IC to the external transfer device UC. , O43 and electric servo motor i44,
The o44 is configured to operate in association with the operations of the external transfer device UC and the internal transfer device IC so as to sequentially perform the operations [1] to [4]. [1] Complete the return movement of the carry-in carrier i45 so that the suspending member 140 of the external carrier UC is positioned at the carry-in receiving position UP before the suspender 140 is positioned at the carry-in receiving position UP And the hanging portion 12 of the internal carrier device IC
The return movement of the carry-out side transport tool o45 is completed so that the carry-out side transport tool o45 is located at the carry-out side receive position Ip before the 4 is located at the carry-out side receive position Ip. (FIGS. 13 and 1
9) [2] The carry-in side transport tool i45 receives the hanger 123 from the hanging member 140 at the carry-in side receiving position UP, and the carry-out side transport tool o45 receives the hanger 123 from the hanging portion 124 at the carry-out side receiving position Ip. Then, the elevating frame 137 is raised when the suspending member 140 of the external transport device UC is located at the carry-in side receiving position UP and the suspending portion 124 of the internal transport device IC is located at the carry-out side receiving position Ip.
(See FIGS. 14 and 20) [3] The carry-in side transport tool i45 so as to avoid mutual interference between the carry-in side transport tool i45 and the hanging member 140 and mutual interference between the carry-out side transport tool o45 and the hanging portion 124. And, the forward movement of the carry-out side transport tool o45 is started. (See FIGS. 15 and 21) [4] Before the hanging portion 124 that has transferred the hanger 123 to the carry-out side transfer tool o45 at the carry-out side receiving position Ip is located at the carry-in side receiving position IP, the hanger 123 is removed from the hanging material 140.
Receiving side transfer tool i45 receives the receiving side transfer position IP
Before ending the forward movement of the carry-in side transport tool i45 and hang the hanger 123 at the carry-in side receive position UP to the carry-in side transport tool i45 before the suspending member 140 is positioned at the carry-out side hand-over position Up. From the hanging part 124 to the hanger 1
The forward movement of the carry-out side transport tool o45 is completed so that the carry-out side transport tool o45 having received 23 is located at the carry-out side delivery position Up. (See FIGS. 16 and 22) [5] The carry-in side transport tool i45 delivers the hanger 123 to the hanging portion 124 at the carry-in side delivery position IP, and the carry-out side transport tool o45 is placed on the hanging material 140 at the carry-out side delivery position Up. In order to transfer the hanger 123, the elevating frame 137 is placed when the suspending portion 124 of the internal carrier device IC is located at the carry-in side delivery position IP and the hanging member 140 of the external carrier device UC is located at the carry-out side delivery position Up. Lower it. (Fig. 1
7 and FIG. 23) [6] The carry-in side transport tool i45 and the carry-out side carry-out tool i45 and the carry-out side transport tool i45 so as to avoid mutual interference between the carry-in side transport tool i45 and the hanging portion 124 and mutual interference between the carry-out side transport tool o45 and the hanging member 140. The backward movement of the side transport tool o45 is started. (See FIGS. 18 and 24) That is, the carry-in side transport tool i45 and the carry-out side transport tool o4.
The set time interval for reciprocating 5 is set to the time required for [3] [4] and [6] [1], that is, the forward movement time and the backward movement time.

In order to install such a coating facility at a predetermined location of the circular coating booth A, the booth body B is preassembled with the internal transfer device IC, the coating means 108, the exhaust gas purification device 7, and the transfer device 104. Then, it is carried to a predetermined place.
Also in the case of the second embodiment, the test in the pre-assembled state can be performed, and the construction man-hours at the site can be reduced.

[Other Embodiments] The conveying system of the article to be coated 2 is not limited to the suspending and supporting system by the hanging hanger 24. As the conveying means, for example, as shown in FIGS. A dolly 35 for placing the coating 2 and the dolly 3
Rail 36 for guiding the movement within the booth No. 5 and trolley 3
Various transports such as a winding chain 37 that locks the carriage 5 along the rail 36 to move the carriage 35, and a trolley-type transport device 39 that mainly includes a drive unit 38 that rotates the chain 37 are adopted. The format can be adopted. In FIGS. 25 and 26, reference numeral 40 is a roller transfer device which is continuous with the above-mentioned carriage type transfer device 39 and forms an outer portion of the booth in a series of transfer paths R of the coating object in the coating equipment. In the configuration, in a state where the trolley-type transfer device 39 is assembled in advance to the booth body B, the booth body B is transported from the assembly site to the installation site and installed at the scheduled installation site. In other words, the trolley-type transfer device 39 is used as the booth support portion Z of the support members.
Has become.

Various types of coating apparatus can be adopted, such as the automatic coating machine 12 shown in the above-mentioned embodiment and the coating apparatus using the one-hand robot 41 shown in FIGS. 25 and 26.
The present invention can also be applied to the case where an operator manually paints in the work area 3 instead of automatic painting.

In the case of the circular booth A, it is not necessary to configure the transfer device 1 as in the second embodiment, and as shown in FIG. 27, a trolley conveyor for performing the transfer outside the booth and the transfer inside the booth in series is provided. The transporting means 1 may be configured by the above. In this case, when the booth is installed, before the booth body B is installed at the installation location, the transport rail 2 for suspending and supporting the article 2 to be coated is provided.
The part of 00 that is located inside the booth is pre-assembled to the booth body B as the inside booth support part Z.

In the case where the coating device is installed in the booth,
At the production site of the booth body B, the coating device 12 is once assembled to the booth body B for adjustment work, and when carrying in to the booth installation site, a means capable of accurately restoring the adjusted coating device assembly state is provided. After applying, the coating device 12 may be separated from the booth body B, and the booth body B and the coating device 12 may be transported to the installation site in the separated state.

It should be noted that reference numerals are given in the claims for convenience of comparison with the drawings, but the present invention is not limited to the configurations of the accompanying drawings by the entry.

[Brief description of drawings]

FIG. 1 is a side view of a coating booth showing a first embodiment.

FIG. 2 is a front view of the coating booth showing the first embodiment.

FIG. 3 is a plan view of the coating booth showing the first embodiment.

FIG. 4 is an enlarged view showing a transport configuration showing the first embodiment.

FIG. 5 is an overall view of coating equipment showing the first embodiment.

FIG. 6 is a schematic plan view of a coating facility showing a second embodiment.

FIG. 7 is a vertical sectional front view of a coating booth showing a second embodiment.

FIG. 8 is a vertical sectional side view of the coating booth showing the second embodiment.

FIG. 9 is a plan view of a coating booth showing a second embodiment.

FIG. 10 is a vertical cross-sectional front view of the transfer device according to the second embodiment.

FIG. 11 is a plan view of the transfer device showing the second embodiment.

FIG. 12 is a perspective view of a main part (hanging material and hanger) showing a second embodiment.

FIG. 13 is a schematic plan view showing a second transfer state of the second embodiment.

FIG. 14 is a schematic plan view showing a second transfer state of the second embodiment.

FIG. 15 is a schematic plan view showing a second transfer state of the second embodiment.

FIG. 16 is a schematic plan view showing a second transfer state of the second embodiment.

FIG. 17 is a schematic plan view showing a second transfer state of the second embodiment.

FIG. 18 is a schematic plan view showing a second transfer state of the second embodiment.

FIG. 19 is a vertical cross-sectional side view of a main portion of the second transfer state according to the second embodiment.

FIG. 20 is a vertical cross-sectional side view of the main part in a single transfer state showing the second embodiment.

FIG. 21 is a vertical cross-sectional side view of the essential part in a single transfer state showing the second embodiment.

FIG. 22 is a vertical cross-sectional side view of a main part of the second transfer state according to the second embodiment.

FIG. 23 is a vertical cross-sectional side view of a main portion of the second transfer state according to the second embodiment.

FIG. 24 is a vertical cross-sectional side view of the essential parts of the second embodiment in a single transfer state.

FIG. 25 is a side view of a coating booth showing another embodiment.

FIG. 26 is a front view of a coating booth showing another embodiment.

FIG. 27 is a schematic plan view of the entire coating facility showing another embodiment.

[Explanation of symbols]

 2 coating object 1 transportation means R transportation route 3 coating work area Z booth support part 12 coating device 30 driving part 7 exhaust gas purification device B booth body

Claims (6)

[Claims] 1. A transport means (1) for transporting an article (2) to be coated.
A method of installing a coating booth, which is installed in the middle of the transfer route (R) to form a coating work area (3) for an object (2) to be transferred, wherein the coating booth is installed along the transfer route (R). Of the supporting members in the conveying means (1) for movably supporting the coated article (2), the booth support portion (Z) of the support member is assembled in advance to the booth body (B), and the booth body (B) in the assembled state. A method for installing a coating booth, in which the vehicle is installed and installed, and after the installation, the transfer means (R) is completed. 2. A circular coating booth in which a circumferential wall is formed on the booth body (B), and an arc-shaped one along the inner circumferential surface of the circumferential wall is provided as the booth inner supporting portion (Z). The method for installing a coating booth according to claim 1. 3. A state in which a coating device (12) for automatically coating a conveyed object to be coated (2) in the course of passing through the booth is assembled in advance to the booth body (B) together with the booth supporting portion (Z). The installation method of the coating booth according to claim 1 or 2, wherein the booth main body (B) is transported to the planned installation location and installed. 4. A turning means (32) for turning the conveyed article to be coated (2) at a predetermined position in the process of passing through the booth is assembled in advance with the booth supporting portion (Z) in the booth body (B). The method for installing a coating booth according to claim 1, 2 or 3, wherein the booth body (B) is installed and transported to the planned installation location. 5. The booth body (B) is preliminarily assembled to the booth body (B) together with the driving part (30) of the transfer means (1) together with the booth support portion (Z). 1. Transporting to the planned installation location of
Installation method of the coating booth described in 3 or 4. 6. A state in which a main part of an exhaust gas purification device (7) for purifying exhaust gas from the booth body (B) is assembled in advance to the booth body (B) together with the booth support portion (Z). 6. The method of installing a coating booth according to claim 1, 2, 3, 4, or 5, wherein the booth body (B) is transported to the planned installation location and installed.