JP2003239096A - Electrodeposition coating experience apparatus - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an electrodeposition experience apparatus for making a user easily recognize the advantage of the rust proofing treatment by electrodeposition coating and giving the user a good impression for the advantageous points of the electrodeposition. <P>SOLUTION: The electrodeposition experience apparatus 1 possesses a moving apparatus 2 for moving the test pieces A, B to an electrodeposition position 30, a washing position 40, and a drying position 50 by providing a crocodile clip 24 holding test pieces A, B to move vertically and horizontally, an electrodeposition vessel 3 in which an electrode 35 is provided in a coating bath 31, one test piece A is energized and another test piece B is insulated, and one test piece A is electrodeposition coated and another test piece B is dip coated at the electrodeposition position 30, a washing vessel 4 in which a water spray pipe 42 is provided in the vessel main body 41 and water is sprayed on the test pieces A, B from both surfaces at the washing position 40 and a dummy drying furnace 5 for making the test pieces A, B to fall down on a drawer 55 by a rotary arm 53 and taking out the falling test pieces A, B from a drawing port 56 of the front face. <P>COPYRIGHT: (C)2003,JPO

Description

Description: BACKGROUND OF THE INVENTION [0001] 1. Field of the Invention [0002] The present invention relates to an apparatus for simulating the difference between electrodeposition coating and dip coating while simultaneously comparing them. 2. Description of the Related Art In general, a steel frame used for a frame of a residential building or an outer wall panel is formed by applying a rust-preventive paint to the surface of the steel frame so that the durability of the steel frame does not decrease due to rust. Those that have been subjected to rust prevention treatment are used. As a method of applying such a rust preventive paint to a steel frame, a method of electrodeposition coating is known. This rust-prevention treatment by electrodeposition coating has better paint adhesion than the usual rust-prevention treatment by dipping coating (non-electrodeposition coating), provides an excellent rust-prevention effect, and improves the quality and finish of the steel frame surface. . [0004] Conventionally, such a rust-preventive treatment of a steel frame by electrodeposition coating has been introduced in a catalog using texts and photographs, and a salesman has given an oral explanation to a prospective purchaser who has visited an exhibition house. I was doing. [0005] However, in the case of illustration or oral description, even if the rust prevention treatment by electrodeposition coating can be understood, it is determined whether or not the electrodeposition coating is being performed in a logical manner. It is not clear, and the inconvenience that the goodness cannot be realized is caused. [0006] Further, in the case of illustration or oral explanation, even if the rust prevention treatment by electrodeposition coating can be understood, its goodness is as follows.
I do not know how much it corresponds to the rust prevention treatment by actual dipping coating (non-electrodeposition coating),
It is hard to understand easily, and it takes time and trouble to explain. [0007] Furthermore, at that time, there is a disadvantage that even if the user can understand, he cannot impress the goodness. The present invention has been made in view of the above circumstances, and it is possible to easily understand the goodness of rust prevention treatment by electrodeposition coating, and to impress the point that this electrodeposition coating is excellent. It aims to provide a painting experience device. [0009] In order to solve the above-mentioned problems, an electrodeposition coating experience apparatus according to the present invention is characterized in that a holding portion for holding a pair of test pieces adjacent to each other is vertically moving and parallel moving. And a moving device for moving the pair of test pieces to an electrodeposition position, a washing position, and a drying position, respectively, and an electrode provided in the paint bath. The test piece is made to be insulated, and at the electrodeposition position, one of the test pieces is electrodeposited and the other test piece is dipped, and a sprinkling pipe is provided in the tank body, and a water washing position is provided. In the above, there is provided a washing tank for spraying water on both sides of the coated test piece and a drawer below the rotating arm, and in the drying position, the test piece held by the moving device is pulled out by turning the rotating arm. Let it fall And a pseudo-drying oven capable of taking out the dropped test piece from the outlet on the front side. Embodiments of the present invention will be described below with reference to the drawings. FIGS. 1 to 3 schematically show the overall structure of an electrodeposition coating experience apparatus 1 according to the present invention, and FIG. 4 shows an electrodeposition tank 3, a washing tank 4, and a pseudo drying apparatus in the electrodeposition coating experience apparatus 1. Furnace 5
Are shown. That is, the electrodeposition coating experience apparatus 1 includes a moving device 2, an electrodeposition tank 3, a washing tank 4, and a simulated drying furnace 5, and a pair of test pieces A sandwiched between the moving devices 2. , B are respectively moved to the electrodeposition position 30, the washing position 40, and the drying position 50, and the test piece A is subjected to the electrodeposition coating, and the test piece B is subjected to the dipping coating (non-electrodeposition coating). It has been done. The test pieces A and B are about 70 mm in width and about 1 in height.
The same steel plate made 50 mm is used. The moving device 2 is placed on a rail 21 having a length of about 1 m,
The lifting cylinder 22 is configured to be able to move up and down with a stroke of. The elevating cylinder 22 can be moved in parallel along the rail 21. In addition, an arm 2 extending forward is provided at the elevating part of the elevating cylinder 22.
3 is provided, and the distal end of the arm 23 is branched into two, and a crocodile clip 24 capable of holding the test pieces A and B is provided at each branch distal end. Alligator clip 2 for holding one test piece A
4 is energized, and the crocodile clip for holding the other test piece B is insulated. In the moving device 2, the test cylinders A and B sandwiched between the alligator clips at the tips of the arms 23 are moved to the electrodeposition position by moving the lift cylinder 22 in parallel on the rail 21 and moving the lift cylinder 22 up and down. 30, the washing position 40, and the drying position 50 can be moved respectively. The electrodeposition tank 3 is provided at a position in front of the moving device 2 of the apparatus main body 10, and is provided with a paint 32 provided in a paint bath 31 having a cubic shape of about 400 mm square with an open upper surface. ing. The paint 32 is agitated from a stirring device 33 provided on the paint bath 31 by a stirring blade 34 extending into the paint bath 31. Further, the paint bath 31 is provided with an electrode 35, and the tank main body 31 is provided.
Is supplied with electricity. The position where the electrodeposition tank 3 is immersed in the paint 32 to a position about 2/3 from the bottom of the test pieces A and B attached to the moving device 2 is an electrodeposition position 30. Is done. The electrodeposition position 30 corresponds to the position of the paint 3 to be put in the paint bath 31.
2 and the stroke position of the lift cylinder 22 by the moving device 2. The washing tank 4 is provided adjacent to the electrodeposition tank 3 at a position in front of the moving device 2 of the apparatus main body 10 and has a cubic shape of about 400 mm square with an open upper surface. Two sprinkler pipes 42, 42 are provided at the front and rear upper parts. These water sprinkling pipes 42, 42 are provided with two water sprinkling ports 43, 43, respectively, so that water can be sprinkled from these four water sprinkling ports 43, 43, 43, 43 in total. The rinsing tank 4 is provided with water spouts 43 on both sides of the test pieces A and B attached to the moving device 2 described above.
A position where the water from 43, 43, 43 can be applied is a flush position 40. This washing position 40 is located at
2 and the position of the water spout 43 provided in the water sprinkler pipe 42 and the stroke position of the elevating cylinder 22 by the moving device 2. The simulated drying oven 5 is provided adjacent to the space above the washing tank 4 at a position in front of the moving device 2 of the apparatus main body 10, and includes a lamp 52 and a rotating arm 53 in the drying oven main body 51.
Are provided. The drying furnace main body 51 is formed in a rectangular shape having a height of about 550 mm, a width of about 400 mm, and a depth of about 400 mm, the sides of which are opened.
Slit 5 so as not to buffer with arm 23 of moving device 2
4 are provided. A drawer 55 is provided at the bottom of the drying furnace main body 51, and the drawer 55
It can be pulled out from the outlet 56 on the front surface of the drying furnace main body 51. The lamp 52 is provided at an upper portion in the drying furnace main body 51, and irradiates the inside of the drying furnace main body 51 to remind a drying furnace for drying the test pieces A and B after the water washing. The rotation arm 53 is configured to rotate around a rotation shaft 53a arranged in a horizontal direction, and by this rotation, the rotation arm 53 can be set in a vertical state and a horizontal state. . The turning arm 53 can urge the test pieces A and B downward by changing the turning arm 53 from the vertical state to the vertical state with respect to the test pieces A and B at the drying position 50. It has been done. By urging the test pieces A and B downward, the test pieces A and B held between the alligator clips 24 can be dropped onto the drawer 55. Next, the operation of the electrodeposition coating experience apparatus 1 configured as described above will be described. First, test pieces A and B are attached to the alligator clip 24 at a position above the electrodeposition position 30. In this state, the electrode wire (not shown) of the tester 36 provided on the electrodeposition tank 3 is brought into contact with the surfaces of the test pieces A and B, the test piece A is energized, and the test piece B is insulated. Ask them to make sure. Next, the test pieces A and B are lowered and immersed in the paint 32 at the electrodeposition position 30 for a certain time. At this time, since the paint 32 is also energized by the electrode 35 provided on the paint 32, the energized test piece A is coated with the paint 32, and the insulated test piece A In B, the paint 32 is simply dipped (non-electrodeposited). Next, after the test pieces A and B are lifted from the electrodeposition position 30, they are moved in parallel to the adjacent washing tank 4, and the test pieces A and B are lowered to the washing position 40. At the washing position 40, the paint 32 on the surfaces of the test pieces A and B
Rinse with water from 3 for a predetermined time. After the test pieces A and B after the water washing are lifted from the water washing position 40, they are moved in parallel to the adjacent drying position 50 of the pseudo drying oven 5. At this time, the rotating arm 53 is set in a vertical state so that the test pieces A and B moving to the drying position 50 and the rotating arm 53 are not buffered. At the drying position 50, the test pieces A and B are associated with the drying of the test pieces A and B by irradiation of the lamp 52, and then the turning arm 53 is turned so as to be in a horizontal state, and the test pieces A and B held between the alligator clips 24. Is dropped to the drawer 55. Thereafter, by pulling out the drawer 55 from the drawer opening 56, the test pieces A and B are taken out and can be checked by a visitor. At this time, since the actual test pieces A and B are not actually dried but wet, the water is wiped off with a towel or the like, and then the visitor is asked to confirm. The test pieces A and B thus formed
Means that the paint 32 is firmly and evenly applied to the surface of the electrodeposited test piece A, but the paint 32 is hardly applied to the surface of the dipped coated test piece B. . Therefore, according to the electrodeposition coating experience apparatus 1, it is possible to form the electrodeposited test piece A and the dipping coated test piece B simultaneously in one operation.
The goodness of the test piece A obtained by electrodeposition coating can be confirmed by actually visually checking the test piece B obtained by dipping coating. Further, an electrodeposition tank 3, a washing tank 4, a simulated drying furnace 5
In each of the above steps, the coating process can be visually checked, and the painted test pieces A and B can be seen by hand. It can be grasped and impressed at the same time. The series of operations by the electrodeposition coating experience apparatus 1 may be completely automated by turning on the switch after setting the test pieces A and B, or will be described for each step. It may be operated for each process so that the process can proceed. The coating of the test pieces A and B by the electrodeposition coating experience apparatus 1 may be performed only once, and may be viewed by a visitor. The painting may be repeated three times so that the visitor can see it. As described above, according to the present invention, a test piece subjected to electrodeposition coating and a test piece subjected to dipping coating can be formed, and the goodness of the test piece obtained by electrodeposition coating can be obtained. Can be confirmed by actually visually comparing with a test piece obtained by dipping coating. Further, in each process of the electrodeposition tank, the washing tank, and the pseudo drying oven, the place where the electrodeposition coating is actually performed on the test piece can be visually recognized.
Since the test piece after the electrodeposition coating can be seen by hand, the mechanism of the electrodeposition coating and the quality thereof can be easily grasped, and at the same time, the impression can be made.

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a front view schematically showing the overall configuration of an electrodeposition coating experience apparatus according to the present invention. FIG. 2 is a plan view schematically showing the overall configuration of the electrodeposition coating experience apparatus according to the present invention. FIG. 3 is a rear view schematically showing the overall configuration of the electrodeposition coating experience apparatus according to the present invention. FIG. 4 (a) is a partially cutaway sectional view showing an electrodeposition bath in the electrodeposition painting experience apparatus according to the present invention, (b) a partially cutaway sectional view showing a washing tank in the electrodeposition painting experience apparatus according to the present invention,
(C) is a partially broken cross-sectional view showing a pseudo-drying oven in the electrodeposition coating experience apparatus according to the present invention. [Description of Signs] 1 Electrodeposition coating experience device 2 Moving device 24 Alligator clip (sandwich part) 3 Electrodeposition tank 30 Electrodeposition position 31 Paint bath 35 Electrode 4 Rinse tank 40 Rinse position 41 Tank body 42 Sprinkler tube 5 Simulated drying furnace 50 Drying position 53 Rotating arm 55 Drawer 56 Drawer A Test piece B Test piece

Continuation of front page    F term (reference) 4F040 AA02 AB04 AC02 BA42 CC16                       CC18 CC19 DB10 DB12                 4F042 AA02 DA01 DB04 DF02 DH09

Claims (1)

Claims 1. A holding portion for holding a pair of test pieces adjacent to each other in an up-and-down movement and a parallel movement is provided, and these pair of test pieces are placed in an electrodeposition position and a washing position. A moving device for moving to a drying position, and an electrode provided in a paint bath, one of the test pieces is energized and the other is insulated. Electrodeposition coating, an electrodeposition tank for dipping and coating the other test piece, a watering pipe is provided in the tank body, and a washing tank for spraying water from both sides to the coated test piece at a washing position, A drawer is provided below the rotating arm, and in the drying position,
A pseudo drying oven configured to drop the test piece held by the moving device onto the drawer by the rotation of the rotating arm and to be able to take out the dropped test piece from the drawer on the front surface. Electrodeposition coating experience device.