JPH04200761A - Automatic paint coating apparatus - Google Patents

Abstract

PURPOSE:To carry out coating work within a reduced planning time and to prevent the coating irregularity of paint by controlling the feed controller provided to a feed apparatus and the coating controller provided to a coating apparatus by a control apparatus. CONSTITUTION:In a feed apparatus 2, a pusher 8 feeding an object 4 to be coated to a predetermined position is provided to the chain 7 fitted with guides moving along a horizontal revolution track 6 provided with a guide rail. In a coating apparatus 3, the position of the object 4 to be coated fed to the predetermined position is detected by a detection part 9 and a spray gun 10 is raised and lowered to coat the object 4 to be coated with paint. Then the feed controller 2a provided to the feed apparatus 2 and the coating controller 3a provided to the coating apparatus 3 are controlled by a control apparatus. As a result, coating work can be performed within a reduced planning time and the coating irregularity of paint is not generated.

Description

DETAILED DESCRIPTION OF THE INVENTION [Industrial Application Field] The present invention relates to an automatic paint coating device that automatically conveys a coated body and applies paint onto the tube.

[Conventional technology]

An example of a conventional automatic paint applicator will be explained based on FIG. 3.

FIG. 3 is a perspective view of the main parts of the automatic paint applicator. This automatic paint applicator is comprised of a conveyance device 52 that conveys the applicator 54 to a predetermined position, and a coating device 53 that applies paint to the applicator 54 that is conveyed to the predetermined position.

This conveyance device 52 is operated by a manually controlled motor (not shown) and rotation of a sprocket 55 (in the direction of the arrow in the figure).
To the chain 57 moving along the orbit 56,
A pusher 58 is provided that comes into contact with the end surface 54a' of the applicator 54 to move the applicator 54 in the direction of arrow B in the figure and convey it to a predetermined position.

On the other hand, the coating device 53 operates on a coating body 5 that is transported to a predetermined position.
4 position is detected by a detection unit (not shown), and a spray gun (not shown) with a constant discharge amount is manually controlled by a motor (
(not shown) to move the paint up and down while adjusting the speed, and apply the paint onto a predetermined surface of the applicator 54.

In the automatic paint applicator having such a configuration, the coated body 54 that has completed a predetermined pre-process and is supplied to the conveyance device 52 is brought into contact with the end surface 54a of the pusher 58, which moves along the orbit 56 due to the rotation of the sprocket 56. The position of the coating body 54 is detected by the detection unit (not shown) of the coating device 53, and upon receiving this detection signal, the spray gun (not shown) is moved up and down to apply the paint to the surface of the coating body 54. After coating, the process of transporting the coating body 54 to a predetermined position is repeated.

[Problem to be solved by the invention]

However, in the above structure, the moving speed of the pusher 58 and the lifting speed of the spray gun (not shown) must be controlled manually by adjusting the rotation of each motor (not shown). It is necessary to check the amount of paint applied on the test piece, which depends on the conveyance speed and the vertical speed of the spray gun (not shown), and a lot of time is required for setup before starting the coating operation.

Further, since each operation is manually controlled, there is a problem in that the amount of paint applied varies, and paint unevenness occurs on the surface of the applicator 54.

An object of the present invention is to provide an automatic paint applicator that can perform coating work with less setup time and that does not cause uneven paint application.

[Means to solve the problem]

The automatic paint applicator of the present invention includes a conveying device that is equipped with a pusher that conveys the coating material to a predetermined position on a guided chain that moves along a horizontal orbit provided with guide rules, and a coating device that conveys the coating material to the predetermined position. In an automatic paint coating device, which consists of a coating device that detects the position of the body with a detection unit and moves a spray gun up and down to apply paint, the transportation device is equipped with a transportation controller, the coating device is equipped with a coating controller, and the transportation controller and The present invention is characterized in that it is provided with a control device that controls the coating controller.

[Effect]

The automatic paint coating device of the present invention uses a control device to control the transportation controller provided in the transportation device and the coating controller provided in the coating device, so that the transportation speed of the transportation device and the lifting speed of the coating device are maintained at a predetermined speed. can be activated.

〔Example〕

An embodiment of an automatic paint applicator according to the present invention will be described with reference to FIGS. 1 and 2.

FIG. 1 is a perspective view of the main parts of an automatic paint applicator. This automatic paint application device includes a transport device 2 that is operated by a transport controller 2a to transport the coated body 4 to a predetermined position, a coating amount fii3 that is operated by a coating controller 3a to apply paint, and a transport controller 2a and The controller 3a is composed of a controller 3a and a control device (not shown) that controls the controller 3a.

This transport device 2 is equipped with a guide that moves along a horizontal orbit 6 along a guide rail 6a (Fig. 2) by the rotation of a motor 5a and a sprocket 5b (in the direction of the arrow in the figure) operated by a transport controller 2a. The chain 7 is provided with a pusher 8 that comes into contact with the end surface 4a of the applicator 4 to move the applicator 4 in the direction of arrow B in the figure and convey it to a predetermined position.

On the other hand, the coating device 3 has a detection unit 9 consisting of a phototube that detects the position of the coating body 4 being conveyed to a predetermined position, and a spray gun lO whose discharge amount is constant, the speed of which is adjusted by a motor 11 operated by a coating controller 3a. The paint is applied to a predetermined surface of the coating body 4 by moving it up and down.

In the automatic paint applicator having such a configuration, the motor 5a and the sprocket 5b are rotated by the transport controller 2a based on a signal from a control device (not shown) into which a predetermined transport speed is set and input. By rotating this motor 5a and sprocket 5b, a pusher 8 provided on a guided chain 7 moving on a circumferential track 6 comes into contact with the end surface 4a of the coated body 4 that has completed a predetermined pre-process and is supplied to the conveying device 2. The coating body 4 is conveyed. The moving speed of the pusher 8 is controlled by the transport controller 2a such that it temporarily stops just before the pusher 8 comes into contact with the end surface 4a of the application body 4, and gradually increases the speed to a predetermined transport speed.

Then, when the detection unit 9 of the coating device 3 detects the coated body 4 being conveyed, the conveyance speed of the coated body 4 by the conveying device 2 set and input to the control device (not shown) and the spray gun IO are determined.
The coating controller 3a adjusts the lifting speed according to the discharge amount of the spray gun 10, and moves the spray gun 10 up and down to coat the surface of the coating body 4 with the paint.

In this way, the transport controller 2a provided in the transport device 2
and a coating controller 3a provided in the coating device 3 are controlled by a control device (not shown) to control the conveying speed of the conveying device 2 that conveys the coated body 4 and apply the paint to the conveyed coated body 4. Since the lifting speed of the coating device 3 can be operated at a predetermined speed, there is no need to use a test piece to check the amount of paint applied, which depends on the transporting speed of the coating body 4 by the pusher 8 and the lifting speed of the spray gun IO. , coating work can be done with less setup time.

Furthermore, since each operation of the conveyance device 2 and the coating device 3 is controlled by the control device I (not shown), the conveyance controller 2a, and the coating controller 3a, the amount of paint applied is constant, and the amount of coating material 4 is controlled by the control device I (not shown). No uneven paint application on the surface.

In addition, the bouquet 8 provided on the guide chain 7 is
By moving the orbit 6 along the guide rail 6a, the state of contact with the end surface 4a of the application body 4 does not change, which may damage the end surface 4a of the application body 4 or cause poor conveyance of the application body 4. Never.

〔Effect of the invention〕

The automatic paint applicator of the present invention controls the conveyance controller provided in the conveyance device and the application controller provided in the coating device with a control device, thereby adjusting the conveyance speed of the conveyance device and the lifting speed of the coating device to a predetermined speed. There is no need to check in advance the amount of paint to be applied, which depends on the conveyance speed of the coating object and the lifting/lowering speed of the coating device.
Coating work can be done with less setup time.

In addition, each operation of the conveyance device and coating device, the control device,
Since it is controlled by the conveyance controller and application controller, the amount of paint applied to the object is constant.
There is no uneven coating of paint on the surface of the coating body.

[Brief explanation of the drawing]

FIG. 1 is a perspective view of a main part of an embodiment of an automatic paint applicator according to the present invention, FIG. 2 is a partially cutaway perspective view thereof, and FIG. 3 is a perspective view of a main part of a conventional automatic paint applicator. 2... Conveyance device, 2a... Conveyance controller, 3.
- Coating device, 3a... Coating controller, 4... Applying body, 8... Bumper, 9... Detection unit, 10...
・Spray gun Figure 2 Orbit 6, ! 113 Figure 4a

Claims (1)

[Claims] A conveying device includes a guided chain that moves along a horizontal orbit provided with guide rails and a pusher that conveys the coated body to a predetermined position, and a detection unit detects the position of the coated body that is conveyed to the predetermined position. In an automatic paint application device comprising a coating device that applies paint by raising and lowering a spray gun, the transportation device is provided with a transportation controller, the coating device is provided with a coating controller, and the transportation controller and the coating controller are controlled. An automatic paint application device characterized by being equipped with a control device that controls the application of paint.