JP2566027Y2 - Adhesive coating device - Google Patents

Description

[Detailed description of the invention]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an adhesive applying apparatus for holding two synthetic resin members to be bonded at a desired angle and applying an adhesive to a bonding surface of the two synthetic resin members.

[0002]

2. Description of the Related Art Conventionally, when a frame is manufactured by bonding a synthetic resin plate, an adhesive is applied to the bonding surface of the synthetic resin plate to be bonded with a brush or a nozzle gun.
Both synthetic resin plates were supported at a predetermined angle and bonded. In this case, as the adhesive, a solvent-type adhesive obtained by dissolving a resin of the same quality as the synthetic resin plate to be bonded in a solvent or the solvent itself is used.

[0003]

However, according to the above-mentioned conventional method, since the application of the adhesive is performed manually, the productivity is low and the applied adhesive is prevented from protruding from the bonding surface. Therefore, there is a problem that the application requires considerable skill, and the working environment is deteriorated due to the odor of the vapor of the solvent and the like, which may adversely affect the human body. It is an object of the present invention to provide an apparatus capable of applying an adhesive without manual operation, and to eliminate the above-mentioned problems.

[0004]

In order to achieve the above object, the adhesive applying apparatus of the present invention is provided with an adhesive container below a work table, and two adhesives to be bonded to the upper surface of the work table. A pair of guide members, which hold the synthetic resin member at a predetermined angle and move in the horizontal direction, are provided in a fan-shaped manner so as to be openable and closable. An adhesive application blade for simultaneously applying the adhesive is arranged so as to be able to move up and down, and the adhesive application blade is formed in accordance with the shape and dimensions of the bonding surface. It is preferable to cover the adhesive container with a hermetic cover and to provide a ventilator for ventilating the inside of the hermetic cover because the working environment is protected from the vapor of the solvent.

[0005]

In order to bond the two synthetic resin members at a predetermined angle using the adhesive coating apparatus having the above-described configuration, first, the opening of the guide member is set at a predetermined angle, and both synthetic resin members are attached to the guide member. Hold along. At this time, the bonding surfaces of the two synthetic resin members are located at the ends on the near side of the guide member. Next, the adhesive application blade immersed in the adhesive in the adhesive container is raised, the guide member is moved horizontally, and both adhesive surfaces of the synthetic resin member held by the guide member are attached to the adhesive application blade. Contact both sides. The adhesive applying blade applies the adhesive adhering to both surfaces thereof to both adhesive surfaces of the synthetic resin member at the same time, then automatically descends and returns to the adhesive container. Then
By moving the guide member horizontally, the two bonding surfaces of the synthetic resin member are pressed, and the two synthetic resin members can be bonded at a predetermined angle. Since the adhesive coating blade is formed according to the shape and dimensions of the bonding surface, no extra adhesive is attached to the adhesive coating blade. Therefore, the adhesive does not protrude from the bonding surface during the application of the adhesive and after the bonding of the bonding surface.

[0006]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to FIGS. As shown in FIGS. 1 and 2, the adhesive application device according to the present embodiment includes a work table 2, an adhesive container 3, a guide member 4, an adhesive application blade 5, an elevating device 6 on a gantry 1,
The control panel 7 and the ventilation device 8 are provided.

The gantry 1 is entirely covered by a hermetic cover 10 having a ventilation port 9 and has a flat work table 2 in the middle.

The adhesive container 3 is a container having an open upper surface.
The adhesive 11 is housed inside and is arranged below the work table 2. As the adhesive 11, a solvent-type adhesive obtained by dissolving a resin of the same quality as the synthetic resin member to be bonded in a solvent or the solvent itself is used, and an appropriate solvent is selected according to the resin. For example, tetrahydrofuran is selected for the polyvinyl chloride resin, and ethyl acetate, acetone, and the like are selected for the ABS resin and the polystyrene resin.

The guide member 4 has a square rod shape, and a pair is mounted on the upper surface of the work table 2 in a fan shape so as to be freely opened and closed and horizontally movable. A clearance 12 is formed between the adjacent side ends of the guide members 4 and the corresponding portion of the work table 2 to allow the adhesive coating blade 5 to pass therethrough (see FIG. 2).

The adhesive coating blade 5 is an L-shaped plate-shaped blade composed of a blade portion 13 and a handle portion 14. The blade portion 13 is immersed in the adhesive 11, rises therefrom and passes through the gap 12. It is arranged to be able to move up and down freely. In addition, the blade part 13
Processing is performed according to the shape and dimensions of the bonding surface of the synthetic resin member to be bonded.

The lifting device 6 comprises a cylinder 15, a rotation preventing bar 16 and a shock absorber 17. The cylinder 15 has a holder 18 at the tip of the piston rod, and stands upright on the gantry 1. The holder 18 has the handle 14 of the adhesive coating blade 5 detachably attached to one end, and the rotation preventing bar 16 attached to the other end. The rotation preventing bar 16 prevents the adhesive coating blade 5 from rotating around the piston rod of the cylinder 15, and is inserted into a hollow hole of a guide cylinder 19 attached to the gantry 1 so as to be able to move up and down. The shock absorber 17 includes the cylinder 15
The piston rod adjusts the vertical position of the piston rod, and is connected to the rear end of the piston rod.

The control plate 7 is for automatically controlling the operation of the cylinder 15 and includes a switch, a timer, a controller and the like.
It is attached to the gantry 1.

The ventilation device 8 is provided with a ventilation fan 21 inside a duct 20, and one end of the duct 20 is connected to the closed cover 10 of the gantry 1. In order to bond the two synthetic resin members 22 and 23 at a predetermined angle θ using the adhesive application device having the above configuration, first, the opening of the guide member 4 is set to a predetermined angle θ, , 23 are kept at a predetermined angle θ along the guide member 4 on the upper surface of the work table 2. At this time, the bonding surface 2 of the two synthetic resin members 22 and 23
Reference numerals 4 and 25 are located at the near-side end of the guide member 4, and a clearance 26 is provided between the adhesive surfaces 24 and 25 so that the adhesive coating blade 5 can pass through (see FIG. 2). Next, when the control panel 7 is operated to operate the cylinder 15, the cylinder 1
5 raises the adhesive coating blade 5 immersed in the adhesive 11, stops the blade portion 13 between the gaps 12 and 26, and moves the guide member 4 horizontally to make the synthetic resin member 2
The two adhesive surfaces 24 and 25 are brought into contact with each other, and the adhesive 11 attached to both surfaces is simultaneously applied to both the adhesive surfaces 24 and 25. When the coating is completed, the guide member 4 is moved horizontally to separate the bonding surface of the synthetic resin member from the adhesive coating blade, and the cylinder 15 automatically lowers the adhesive coating blade 5 to insert the adhesive into the adhesive container 3. return. After that, the guide member 4 is moved horizontally, and the two adhesive surfaces 24 of the synthetic resin members 22 and 23 are moved.
25, and the two synthetic resin members 22 and 23 are fixed at a predetermined angle θ.
Glue to

During the above operation, the ventilation fan 21 holds the adhesive 1
The first solvent vapor is sucked and discharged to an isolated place via the duct 20, and fresh air is sucked into the closed cover 10 from the ventilation port 9 to protect the working environment from the solvent vapor.

Further, since the blade portion 13 is machined according to the shape and dimensions of the two bonding surfaces 24 and 25, no extra adhesive 11 adheres to the blade portion 13. Therefore, the adhesive 1
At the time of application of the adhesive 1 and after pressure bonding of the adhesive surfaces 24 and 25, the adhesive 1
1 does not protrude from the bonding surfaces 24 and 25.

If the work table 2 is used in common and the apparatus is arranged at a plurality of locations around the work table 2, for example, the frames can be bonded at once, and the cost is greatly reduced.

[0017]

According to the present invention, as described above, the adhesive is automatically applied to the bonding surfaces of the two synthetic resin members to be bonded without manual operation, so that only the productivity is improved. In addition, it is possible to protect the human body from the adverse effects of the vapor of the adhesive solvent. When the adhesive container is covered with a hermetic cover and a ventilator is provided to ventilate the inside of the hermetic cover, deterioration of the working environment due to the vapor of the solvent can be prevented, which is preferable in terms of environmental hygiene. Further, since the adhesive coating blade is formed in accordance with the shape and dimensions of the bonding surface, no extra adhesive adheres to the adhesive coating blade. Therefore, the adhesive does not protrude from the adhesive surface at the time of application of the adhesive and after pressure bonding of the adhesive surface, does not require skill in application, and the finish after adhesion is good.

[Brief description of the drawings]

FIG. 1 is a sectional view of an adhesive applying apparatus according to an embodiment of the present invention.

FIG. 2 is an enlarged view as viewed from an arrow A in FIG.

[Explanation of symbols]

2 Working table 3 Adhesive container 4 Guide member 5 Adhesive surface coating blade 8 Ventilation device 10 Sealing cover 11 Adhesive 22, 23 Synthetic resin member 24, 25 Adhesive surface θ Predetermined angle

Claims (2)

(57) [Scope of request for utility model registration] An adhesive container is provided below a work table, and a pair of guide members movable in a horizontal direction while holding two synthetic resin members to be bonded to an upper surface of the work table at a predetermined angle. It can be opened and closed in a fan shape,
An adhesive application blade that rises from within the adhesive of the adhesive container and simultaneously applies the adhesive to the adjacent adhesive surfaces of the two synthetic resin members is disposed in a vertically movable manner, and the adhesive application blade is attached to the adhesive surface. An adhesive coating device formed according to the shape and size of the adhesive. 2. An adhesive container is wrapped by a closed cover,
2. The adhesive applying device according to claim 1, further comprising a ventilator for ventilating the inside of the closed cover.