JPH061329A - Method for inspecting adhesive tape roll and rotary transfer device - Google Patents

Abstract

PURPOSE:To save the labor and raise the speed of inspection by a method wherein the rolls of pressure-sensitive adhesive tape are set in a standing position on a pair of supporting rolls and, by the rotation of the supporting rolls, the tape rolls are rotatably transferred and inspected during the movement. CONSTITUTION:By operating a handle 8, lateral rotation preventing plates 6 and 7 are spaced apart from each other so as to match with the width of a roll 1 of pressure-sensitive adhesive tape. The tape roll 1 set in a standing position is fed from a sloping plate 4 to a gap between lateral rotation preventing plates 5 and 6 while being prevented from lateral rotation by the lateral rotation preventing plate 5. In this way the tape rolls are positioned on a transfer support 2 and below the lateral rotation preventing plates 6 and 7. The tape rolls are pushed in the direction S by an air cylinder 9 and placed on a pair of supporting rolls 11. By the rotation of the supporting rolls 11, the tape rolls 1 are rotatably moved in the direction S. During this rotatable movement, a visual inspection is made of the tape rolls 1.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method for inspecting an adhesive tape wound body and a rotary conveying device.

[0002]

2. Description of the Related Art Conventionally, as shown in FIGS. 4 to 5, inspection of appearance defects such as streak defects, air bubbles, foreign matters, and scratches of an adhesive tape wound body is carried on an alignment gutter 21 for each packaging section. An inspector grips both ends of the plurality of pressure-sensitive adhesive tape rolls 1 by hand, rotates the pressure-sensitive adhesive tape rolls 1 to visually judge whether they are good or bad, and then removes defective products. Further, since it is easy to roll in the standing state, as shown in FIG. 6, the adhesive tape winding body 1 is laid sideways and continuously conveyed by the conveyer 22, and an inspector picks up each item one by one and visually observes it while rotating. Had been inspected by.

[0003]

However, in the former inspection method, the inspector has to carry out the loading / unloading of the adhesive tape winding body 1 into the alignment gutter 21 and the rotation inspection of the adhesive tape winding body 1, which is a big problem. It took time and effort. In addition, in the method of inspecting the adhesive tape roll 1 while it is continuously conveyed by the conveyor 22, the adhesive tape roll 1 is transferred to the conveyor 22.
Since the inspector visually inspects each item while picking it up and rotating it by hand, the labor and labor of the inspector are not much different from those described above, and the inspection ability is limited because of the inspection of each item.

In view of the above points, the first invention of the present invention is
An object of the present invention is to provide an inspection method for an adhesive tape wound body, which can save the inspector's time and effort and improve the inspection speed.

A second object of the present invention is to provide a rotary conveying device for an adhesive tape wound body which is suitable for use in the first invention.

[0006]

According to a first aspect of the present invention, there is provided a method for inspecting an adhesive tape wound body, wherein an adhesive tape wound body is placed on a pair of supporting rolls in an upright state, and the supporting tape is rotated to rotate the adhesive tape wound body. It is characterized in that the appearance of the adhesive tape wound body is inspected while the adhesive tape wound body is being rotated and transferred.

The pressure-sensitive adhesive tape wound body rotating and conveying apparatus according to the second aspect of the present invention comprises a pair of support rolls arranged on the same plane at substantially parallel intervals and a drive means for rotating one of the support rolls. And an adhesive tape wound body extrusion means for extruding the side surface of the adhesive tape wound body and transferring it onto the support roll.

In the second aspect of the invention, as means for extruding the adhesive tape wound body, an extruding means for intermittently extruding and transferring the side surface of the adhesive tape wound body by using a fluid pressure cylinder or the like to reciprocate the rod of the fluid pressure cylinder. Means, or an extrusion means for accommodating the adhesive tape roll in the chain conveyor to which the extruding tool is attached, and extruding continuously the side surface of the adhesive tape roll discharged from the conveyor by the extruding tool. Means can also be used.

In the second aspect of the invention, if a speed controller for controlling the rotation speed of the support roll is provided in the drive means for the support roll, the rotation speed of the support roll is changed to change the rotation speed of the adhesive tape wound body. It is desirable because the inspection speed can be adjusted.

[0010]

According to the first aspect of the invention, the adhesive tape wound body transferred onto the pair of support rolls is brought into contact with the outer peripheral surfaces of the respective support rolls of the pair of support rolls to be supported at two points and stably held. It By rotating one of the pair of support rolls during the transfer of the adhesive tape roll, the adhesive tape roll on the pair of support rolls is rotated while being transferred.

In the second aspect of the invention, the adhesive tape wound body is spaced on the support roll by a pair of support rolls and a drive means for the support roll, which are arranged on the same plane at substantially parallel intervals. It is supported at two points and is stably held, and the pressure-sensitive adhesive tape wound body on the support roll is rotated by the rotation of the support roll, and the pressure-sensitive adhesive tape wound body is rotated while being transported on the pair of support rolls.

Further, the adhesive tape wound body extruding means for extruding the side surface and transferring the side surface onto the supporting roll transfers the adhesive tape wound body onto the supporting roll, and the driving means for rotating one of the supporting rolls causes the supporting roll to rotate. The adhesive tape roll rotates as the support roll rotates.

[0013]

DESCRIPTION OF THE PREFERRED EMBODIMENTS An example of the present invention will be described below with reference to the drawings. 1 to 3 are drawings of an example of a rotary transport device for an adhesive tape wound body according to the present invention, FIG. 1 is a perspective view, FIG. 2 is a perspective view of a main part, and FIG. 3 is a front view of the main part. is there. 1 is an adhesive tape wound body. Reference numeral 2 denotes a carrier for the adhesive tape wound body 1, which is provided on the frame 3. Reference numeral 4 denotes an inclined plate for supplying the adhesive tape wound body 1 to the transport table 2 in an upright state, and 5 denotes a rollover prevention plate on the inclined plate 4 of the adhesive tape wound body 1. Reference numerals 6 and 7 denote rollover prevention plates of the adhesive tape winding body 1 on the transport table 2, and the rollover prevention plate 6 and the rollover prevention plate 7.
The space between and can be adjusted by the handle 8 according to the width of the adhesive tape wound body 1. Reference numeral 9 denotes an air cylinder that constitutes an extruding unit of the adhesive tape wound body 1, and the side surface of the adhesive tape wound body 1 is extruded by the advance of the rod of the air cylinder 9 and transported in the direction of the arrow S. Reference numeral 10 is a gutter-shaped guide for guiding the adhesive tape wound body 1 extruded by the extruding means and transferred.

Reference numeral 11 denotes a pair of support rolls arranged on the same plane at substantially parallel intervals, and one of the pair of support rolls 11 is rotatable by a motor 12. Reference numerals 13 and 14 are sprockets and chains for transmitting the power of the motor 12 to the support roll 11.
Reference numeral 15 is a gutter-shaped guide for transferring the adhesive tape wound body 1 to the next step.

An example of using the above-described rotary transport device will be described below as an example of the method for inspecting the adhesive tape of the first invention. First, the handle 8 adjusts the space between the overturning prevention plate 6 and the overturning prevention 7 according to the width of the adhesive tape wound body 1. Next, a required number of the erected adhesive tape rolls 1 are rolled up from the upper right of the figure by the tilting plate 4 while preventing the rollover by the rollover preventing plate 5.
In this example, since it is a two-series system, it is rolled two by two and fed onto the carrier 2 through the spaces between the rollover preventing plates 6 and 7 of the adhesive tape winding body 1 on the carrier 2. The adhesive tape wound body 1 supplied onto the carrier 2 is dropped into a drop portion on the carrier 2 and locked at a predetermined position, and the upper surface of the adhesive tape wound body 1 is below the overturning prevention plate 6. It becomes possible to move in the direction of the arrow S. Next, the air cylinder 9 is moved forward beyond the width of the adhesive tape roll 1 to move the adhesive tape roll 1 to the gutter-shaped guide 10.
Transfer inside. The two adhesive tape rolls 1 are separated and transferred to different gutter-shaped guides 10. Next, the air cylinder 9 is retracted, and the next adhesive tape wound body 1 is supplied onto the carrier 2 in the same manner as described above. Next, the air cylinder 9 is advanced to transfer the adhesive tape wound body 1 into the gutter-shaped guide 10. The pressure-sensitive adhesive tape winding body 1 previously transferred into the gutter-shaped guide 10 is pushed by the pressure-sensitive adhesive tape winding body 1 to move forward. By repeating this operation, the adhesive tape wound body 1 is further transferred from the gutter-shaped guide 10 onto the pair of support rolls 11.

Adhesive tape wound body 1 is a pair of support rolls 1.
The motor 12 is operated while advancing on 1 in the direction of the arrow S, and one support roll 11 of the pair of support rolls 11 is rotated, for example, in the X direction (may be rotated in advance) to form a pair of support rolls. The adhesive tape wound body 1 on 11 is rotated in the Y arrow direction. The rotating adhesive tape wound body 1 is visually inspected by an inspector to determine whether it is good or bad,
The defective product is removed from the support roll 11. The non-defective adhesive tape winding body 1 is pushed by the next adhesive tape winding body 1 and transferred into the gutter-shaped guide 15 for transferring to the next step.

In this example, two series are used, but one series or two or more series may be used. If multiple lines are used, the processing capacity is increased, so that the inspection speed can be further increased.

Instead of the visual inspection, it is possible to automatically inspect the adhesive tape wound body 1 by installing an inspection device. In addition, after transporting the adhesive tape roll 1 onto the pair of support rolls 11, the transport is once stopped, and the adhesive tape roll 1 can be rotated by the support roll 11 to inspect the adhesive tape roll 1. .

[0019]

According to the first aspect of the present invention, the adhesive tape roll is rotated and inspected on the pair of support rolls, so that the inspector manually rotates the adhesive tape roll to perform the inspection. And labor can be saved.

According to the second aspect of the invention, the adhesive tape winding body is spaced on the support roll by a pair of the support rolls and the driving means for the support roll which are arranged on the same plane substantially parallel to each other with a gap. It is supported at two points and is stably held, and since the pressure-sensitive adhesive tape roll on the support roll rotates due to the rotation of the support roll, the pressure-sensitive adhesive tape roll can be rotated while being transferred on the pair of support rolls. You can

Further, the adhesive tape wound body extruding means for extruding the side surface and transferring it onto the supporting roll transfers the adhesive tape wound body onto the supporting roll, and the supporting roller is rotated by the driving means for rotating one of the supporting rolls. Since the adhesive tape wound body can be rotated, an inspector can save labor and labor such as manually rotating the adhesive tape wound body.

[0022]

[Brief description of drawings]

FIG. 1 is a perspective view of an example of a rotary transport device for an adhesive tape roll according to the present invention.

FIG. 2 is a perspective view of a main part of the rotary transport device for the adhesive tape wound body of FIG.

FIG. 3 is a front view of FIG.

FIG. 4 is a perspective view of a conventional device for aligning an adhesive tape wound body.

FIG. 5 is a perspective view showing a conventional inspection method for an adhesive tape wound body.

FIG. 6 is a perspective view showing a conventional inspection method of a pressure-sensitive adhesive tape wound body by a conveyor.

[Explanation of symbols]

 1 Adhesive tape winding body 2 Conveyor stand 3 Stand 4 Tilt plate 5,6,7 Rollover prevention plate 8 Handle 9 Air cylinder 10,15 Gutter guide 11 Support roll 12 Motor 13 Sprocket 14 Chain

Claims (2)

[Claims] 1. An adhesive tape roll is placed on a pair of support rolls in an upright state, and the adhesive tape roll is transported while being rotated by the rotation of the support rolls, and the adhesive tape roll is transported during the rotational transfer of the adhesive tape roll. A method for inspecting an adhesive tape wound body, which comprises inspecting the appearance of. 2. A pair of support rolls arranged on the same plane and substantially parallel to each other at intervals, a drive means for rotating one of the support rolls, and a side face of the adhesive tape winding body which is extruded from the support roll. A rotary transport device for an adhesive tape wound body, which comprises an adhesive tape wound body pushing-out means for transferring the adhesive tape wound body up.