JP2001170886A - Device for trimming film stuck on wheel cap - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a trimming device capable of securing uniform trimming quality without being affected by skill of a worker, and easily conducting trimming work in a short time. SOLUTION: This device got trimming a film stuck on a wheel cap comprises a static frame 10, a rotation member 12 supported on the frame 10 to be rotatable around an axial center of a wheel cap 30 on which a film 40 is stuck, a roller 15 to roll on the wheel cap 30 to which the film 40 is stuck, and a cutter unit 16 supported by the rotation member 12 to move along the outer circumference of the wheel cap 30 when the rotation member 12 is rotated. The cutter unit 16 comprises a rod 17 supported by the rotation member 12, a cutter 18 supported to be rotation around a rod axial center movable in the rod axial direction, and a spring 19 to energize the rod 17 and the cutter 18 in the rod axial direction.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a trimming device for removing an excess film portion outside a wheel cap outer periphery from a wheel cap to which a film is adhered.

[0002]

2. Description of the Related Art In order to enhance the design of a wheel cap for an automobile, there is a method of applying a design to a wheel cap by attaching a film on which a pattern or the like is printed on the surface of the wheel cap. In the design applying method by film sticking, after the film sticking to the wheel cap is completed, trimming work for removing the film portion protruding from the wheel cap is performed. After taking out, it is common to carry out manually by an operator using a cutter.

[0003]

However, since the conventional trimming work is performed manually, the trimming position is shifted, the product tends to vary, the trimming end is wavy or jagged, etc. However, there is a problem that the quality of the trimmed products is easily affected by the skills of the workers. SUMMARY OF THE INVENTION An object of the present invention is to provide a trimming device which can ensure uniform trimming quality without being affected by the skill of an operator and can perform a trimming operation easily in a short time.

[0004]

The present invention to achieve the above object is as follows. A stationary frame and rotatable around the axis of the wheel cap to which the film is attached,
A rotating member supported by the frame, a roller that is rotatably attached to the rotating member, and that rolls on a wheel cap on which the film is adhered, and along the outer periphery of the wheel cap when the rotating member rotates. A cutter unit supported by the rotating member so as to move;
A cutter supported by the rotating member movably in the rod axis direction, and a cutter rotatably supported around the axis of the rod and movably supported in the rod axis direction together with the rod. A spring for urging the rod and the cutter in a rod axial direction in a direction in which the cutter is pressed against an outer peripheral end surface of the wheel cap attached to the film.

[0005] In the above wheel cap sticking and trimming apparatus, the cutter unit is supported by the rotating member, and the rotating member is rotatable around the axis of the wheel cap. It moves along the outer peripheral edge of the film sticking cap. This makes it possible to easily trim the portion of the film that is outside the outer diameter of the wheel cap at the wheel cap end face position in a short time. Further, since the cutter itself rotates around the cutter axis, the film can be cut smoothly. For this reason, uniform trimming quality can be ensured without the trimming edge being jagged or wavy. Furthermore, since the cutter is biased and supported, even if the cap end face is misaligned with a circle centered on the rotating member axis, the cutter always hits the cap end face, and along the cap end face from the wheel cap outer diameter. The film portion on the outside can be cut smoothly at the outer diameter position of the wheel cap. Since the trimming operation is performed using the above-described trimming device, uniform trimming quality can be ensured without being affected by the skill of the operator, as compared with the conventional manual trimming operation. In addition, the working time can be shortened, and labor can be saved.

[0006]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS A wheel cap sticking film trimming apparatus according to an embodiment of the present invention will be described with reference to FIGS. The trimming device 1 is detachably attached to the box 21 of the film sticking device 20 after the film sticking to the wheel cap 30 using the film sticking device 20 is completed. This is a device for cutting and trimming at the outer peripheral position of the attached wheel cap 30.

As shown in FIG. 2, the film sticking device 20 includes a box 21 and a table 22 supporting a wheel cap 30 and capable of moving up and down with respect to the box 21.
And a compressed air box 24 which is detachably set in the box 21 and into which the table 22 can enter. The table 22 is moved up and down by a vertically moving device 23 with respect to the box 21, and holds the wheel cap 30 with the cap 30 having the film 40 adhered on the upper surface. The vertical movement device 23 is an air cylinder, and a gear handle device (not shown) that can move and stop the table 22 at an intermediate position between the rising end and the falling end of the air cylinder.
And

The wheel cap 30 is made of resin, steel, or aluminum. Wheel cap 30
Include a center cap that covers the hub hole of the disk and its vicinity, and a full cap that covers the entire or almost entire disk. The wheel cap 30 is attached to an automobile wheel. The surface seen from the outside of the wheel cap 30 constitutes a design surface,
A film 40 is attached to the design surface to give the design. The film 40 includes, for example, designs (designs, characters,
(Including photographs, etc.), and an adhesive layer that forms the bonding surface.

[0009] As shown in FIG.
Frame 10 detachably set in box 21
A rotating member 12 supported by the frame 10 so as to be rotatable around the axis of the wheel cap 30 to which the film 40 is attached, and a roller 15 rotatably attached to the rotating member 12 around a horizontal axis. And a cutter unit 16 supported by the rotating member 12. Frame 1
Reference numeral 0 denotes a stationary member having a pin 11 protruding downward from the lower end surface of the frame 10. By inserting the pin 11 into, for example, a hole formed on the upper surface of the box 21 of the film sticking device 20, the frame 10 is positioned and set in the box 21.

When the rotating member 12 is supported by the frame 10, the axis of rotation of the rotating member 12 is aligned with the center of the film sticking cap 30. A handle 13 is attached to a portion of the rotating member 12 that is radially separated from the rotation axis. The rotation of the handle 13 causes the rotation member 12 to rotate around the axis of the wheel 30. A bracket 14 is detachably attached to the other end of the rotating member 12. The bracket 14 is a rotating member 12
A part of. Roller 15 supported by rotating member
By turning the handle 13 of the rotating member 12 when the roller tip hits the upper surface of the wheel cap 30 on which the film 22 supported on the table 22 is adhered by raising the table 22, the roller shaft is rotated around the roller axis. While rotating, it rolls on the wheel cap 30 to which the film 40 is attached.

The cutter unit 16 includes a rod 17 and
It comprises a cutter 18 and a spring 19. Rod 17
The bracket 1 of the rotating member 12 is movable in the rod axis direction.
4 is supported. The cutter 18 is, for example, a roller cutter, is rotatable around the axis of the rod 17, and is supported by the bracket 14 via the rod 17 so as to be movable in the rod axial direction. The spring 19 is formed of, for example, a compression spring, and is interposed between the bracket 14 and a nut attached to the rod 17. Spring 19
Urges the rod 17 and the cutter 18 in the rod axial direction in a direction in which the cutter 18 is pressed against the outer peripheral end surface 31 of the wheel cap 30.

The outer peripheral end surface 31 of the wheel cap 30
The cap is inclined from a direction perpendicular to the front and back surfaces of the cap and is a tapered surface. The rod 17 of the cutter unit 16 is configured such that the axial direction of the rod 17 is the outer peripheral end face 3 of the wheel cap 30.
Bracket 14 so that it is parallel to the direction orthogonal to
Supported by Bracket 14 and cutter unit 16
Are detachable from each other. The bracket 14 may be replaced according to the size of the wheel cap 30 and the angle of the tapered surface 31 of the wheel cap 30. The diameter direction of the roller cutter 18 is orthogonal to the axial direction of the rod 17 and parallel to the end surface 31 of the tapered wheel cap 30. The roller cutter 18 includes a spring 19
Is pressed against the outer peripheral end surface 31 of the cap 30 by the urging force of
The film 4 attached to the wheel cap 30 moves along the outer peripheral end surface 31 while rotating around the rod axis.
The part of the wheel cap 30 outside the outer diameter of the wheel cap 30 is cut at the wheel cap end face position.

Next, a trimming device 1 according to an embodiment of the present invention.
A method of trimming a wheel cap sticking film, which is performed by using the method, will be described with reference to FIGS. This method is also an operation of the trimming device 1 according to the embodiment of the present invention. The method performed by using the trimming device 1 includes a trimming step of cutting a film portion outside the outer diameter of the wheel cap 30 at an end position of the wheel cap. The trimming step is performed using the film sticking device 20.
This is performed after the step of attaching the film to the design surface is completed.

In the film sticking step performed prior to the trimming step, first, the table 22 is lifted by the air cylinder of the vertical movement device 23, and the wheel cap 30 is set on the table 22. Next, the table 22 holding the wheel cap 30 is placed in the box 2
The film 40 is lowered by the air cylinder of the vertical movement device 23 until it enters the inside of the box 1, and the film 40 is set on the upper end of the box 21. Next, the film 40 is heated by, for example, an infrared heater. The film 40 has a printed layer on which a pattern or the like is printed, and an adhesive layer constituting an adhesive surface. The adhesive layer cures and loses viscosity at room temperature, and softens when heated to activate the adhesive force. Become

Next, the lower end portion of the compressed air box 24 and the upper end portion of the box 21 are sealed together to form a sealed space, and then the inside of the box 21 is depressurized. As a result, the film 40 is sucked to the bottom side of the box 21 and is brought into close contact with the design surface of the wheel cap 30. Next, the table 22 is raised, the table 22 is put into the compressed air box 24, and then the inside of the compressed air box 24 is pressurized. The film 40 is adapted to the outer peripheral portion of the wheel cap 30 by the pneumatic force. Next, the film 40 is firmly attached to the design surface of the wheel cap 30 via the adhesive layer whose adhesive force has been activated by heating.

Subsequent to the above attaching step, a trimming step is performed using the trimming apparatus 1 according to the embodiment of the present invention. In the trimming step, as shown in FIG. 2, the pressurized air box 24 is lifted up and removed from the box 21, and the table 22 supporting the film sticking cap 30 to which the film 40 is stuck is lowered by the vertical movement device 23.

Next, as shown in FIG.
The pin 11 provided on the lower end face of the
For example, the trimming device 1 is inserted into a hole formed in the
Attach to 0. At this time, the center of the rotation axis of the rotation member 12 and the center of the film sticking cap 30 match.

In order to avoid interference between the film sticking wheel cap 30 and the cutter 18 of the cutter unit 16, the upper end of the rod 17 of the cutter unit 16 is pushed by hand, and the rod 17 and the cutter 18 are retracted obliquely downward in the axial direction of the rod. At the same time, the table 22 supporting the film sticking wheel cap 30 is raised by the gear handle of the vertical movement device 23, and the table 22 is raised when the film sticking wheel cap 30 supported by the table 22 hits the roller 15. To stop. When the hand of the rod 17 of the cutter unit 18 is released when the tip of the roller 15 hits the surface of the film sticking cap 30, the cutter 18 is biased by the spring 19.
Is pressed against the outer peripheral end surface 31 of the tapered wheel cap 30.

Next, by turning the handle 13 attached to the rotating member 12, the rotating member 12 is rotated around the axis of the wheel cap 30. This allows
The roller 15 rotatably supported by the rotating member 12 and in contact with the film sticking cap 30 rotates around the roller axis and rolls on the film sticking cap 30. At the same time, the rotating member 12 is
The cutter 18 movably supported by the bracket 14 and pressed against the outer peripheral end face 31 of the film adhering cap 30 by a spring force rotates on the outer peripheral end face 31 of the film adhering cap 30 while rotating around the axis of the rod 17. Along the outer diameter of the wheel cap 30 to cut the film portion. Thus, the wheel cap 3
The film portion outside the outer diameter of 0 is cut at the outer diameter position of the cap 30, and the trimming process is completed.

[0020]

According to the first aspect of the present invention, the cutter unit is supported by the rotating member, and the rotating member is rotatable about the axis of the wheel cap. When the is rotated, the cutter moves along the outer peripheral end surface of the film sticking cap. This makes it possible to easily trim the portion of the film that is outside the outer diameter of the wheel cap at the wheel cap end face position in a short time. Further, since the cutter itself rotates around the cutter axis, the film can be cut smoothly. For this reason, uniform trimming quality can be ensured without the trimming edge being jagged or wavy. Furthermore, since the cutter is biased and supported, even if the cap end face is misaligned with a circle centered on the rotating member axis, the cutter always hits the cap end face, and along the cap end face from the wheel cap outer diameter. The film portion on the outside can be cut smoothly at the outer diameter position of the wheel cap. Further, since the trimming operation is performed using the wheel cap trimming device, uniform trimming quality can be secured without being affected by the skill of the operator, as compared with the conventional manual trimming operation. In addition, the working time can be shortened, and labor can be saved.

[Brief description of the drawings]

FIG. 1 is a partial front view of a trimming device according to an embodiment of the present invention.

FIG. 2 is a diagram illustrating a film sticking apparatus to which a trimming apparatus according to an embodiment of the present invention is attached.
It is sectional drawing which shows the state which lowered the table which supports the wheel cap to which the film was stuck.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Trimming device 10 Frame 11 Pin 12 Rotating member 13 Handle 14 Bracket 15 Roller 16 Cutter unit 17 Rod 18 Cutter 19 Spring 20 Film sticking device 21 Box 22 Table 23 Vertical movement device 24 Compressed air box 30 Wheel cap 31 Outer peripheral end surface 40 Film

Claims (1)

[Claims] 1. A stationary frame, a rotating member supported by the frame so as to be rotatable around the axis of a wheel cap to which a film is attached, and a rotatably attached to the rotating member, wherein the film is attached. A roller that rolls on the mounted wheel cap, and a cutter unit supported by the rotating member so as to move along the outer periphery of the wheel cap when the rotating member rotates, wherein the cutter unit comprises a rod A rod movably supported in the axial direction by the rotating member; a cutter rotatably supported around the axis of the rod and movably supported in the rod axial direction together with the rod; The rod and the cutter are attached in the rod axial direction in a direction pressed against the outer peripheral end surface of the wheel cap. And a spring that,
A wheel cap sticking film trimming device having a.