JP3186428U - Sheet pasting device - Google Patents

Abstract

To provide a sheet sticking apparatus capable of easily speeding up a sticking operation by quickly replacing a drive device.
A sheet sticking apparatus includes a supply means for supplying an adhesive sheet, a holding means for holding the adhesive sheet, and a pressing means for pressing the adhesive sheet to the adherend WK. The pressing unit 4 includes a ball screw unit 41 that supports the holding unit 3 so that the holding unit 3 can be separated and approached, and a rotation motor 42 as a drive device that drives the ball screw unit 41. ing.
[Selection] Figure 1

Description

  The present invention relates to a sheet sticking device.

Conventionally, a sheet sticking apparatus for sticking a label (adhesive sheet) to an adherend has been used (see, for example, Patent Document 1).
In the sheet sticking device of Patent Document 1, the adhesive sheet temporarily attached to the belt-like mount is peeled off when the print peeling portion folds the belt-like mount with the peeling plate, and the suction plate (holding plate) of the sticking portion is held by the suction operation of the vacuum device Means) adsorbs and holds the adhesive sheet, the cylinder of the affixing part lowers the adsorbing plate to the vicinity of the adherend, and jets the gas by the spraying operation of the vacuum device, thereby sticking the adhesive sheet to the adherend. Yes.

JP 2008-74413 A

  However, as described in Patent Document 1, in the configuration in which the holding means is raised and lowered by a driving device such as a cylinder or a linear motion motor, the raising and lowering operation of the holding means is shortened, and the adhesive sheet sticking ability per unit time (hereinafter, There is a limit to improving the capability). In order to improve the capability, the drive device must be changed to a higher-performance drive device. There is an inconvenience that a special technique such as change is required.

  The objective of this invention is providing the sheet sticking apparatus which can improve capability by simple operation | work.

  The sheet sticking apparatus of the present invention comprises a supply means for supplying an adhesive sheet, a holding means for holding the adhesive sheet, and a pressing means for pressing and sticking the adhesive sheet against an adherend, The means includes a ball screw unit that supports the holding means so that the holding means can be separated and approached, and a drive device that drives the ball screw unit.

  According to the present invention as described above, since the pressing means is configured by the ball screw unit and the driving device for driving the ball screw unit, it is only necessary to replace the ball screw unit with a larger lead when improving the performance. Thus, unlike the prior art, there is no need for a work involving a special technique for changing to a high-performance drive device, and the ability can be improved by a simple work.

The side view of the sheet sticking apparatus which concerns on one Embodiment of this invention.

Hereinafter, an embodiment of the present invention will be described with reference to the drawings.
In this embodiment, for example, when directions such as up, down, left, right, front, back, etc. are shown, all of FIG. The direction from the appropriate direction) is the reference, and the top, bottom, left, and right directions are parallel to the page, the front is the front direction perpendicular to the page, and the back is the back direction perpendicular to the page. And

  In FIG. 1, a sheet sticking apparatus 1 includes a supply means 2 for supplying an adhesive sheet AS, a holding means 3 for holding the adhesive sheet AS, and a pressing means 4 for pressing and sticking the adhesive sheet AS to the adherend WK. And provided above the conveying means 5 such as a belt conveyor or a roller conveyor for conveying the adherend WK in the left direction.

  The supply means 2 includes a raw fabric RS in which an adhesive sheet AS having an adhesive AD layer on one surface of the base sheet BS is temporarily attached to one surface of the strip-shaped release sheet RL via the adhesive AD layer. A supporting roller 21 for supporting, a plurality of guide rollers 22 for guiding the raw fabric RS, a peeling plate 23 for folding the release sheet RL and peeling the adhesive sheet AS from the release sheet RL, and a rotation motor 24 as a driving device. A pinch roller 26 that sandwiches the release sheet RL between the drive roller 25 and the take-up roller 27 that is driven by a driving device (not shown) and winds up the release sheet RL.

  The holding means 3 includes a suction plate 31 having a holding surface 31A communicated with a pressure reduction means (not shown) such as a pressure reduction pump and a vacuum ejector, a linear motion motor 32 as a drive device that supports the suction plate 31 with an output shaft 32A, An elevating bracket 33 that supports the linear motor 32 and that can be moved up and down by the pressing means 4 is provided.

  The pressing means 4 supports the holding means 3 so as to be able to be separated and approached to the adherend WK, and also includes a ball screw 41A and a ball screw including a nut member 41B screwed to the ball screw 41A and supported by the elevating bracket 33. The unit 41 is supported by an upper part 42A of a frame 42 that rotatably supports the ball screw 41A, and is supported by a frame 42 and a rotation motor 43 as a driving device that drives the ball screw unit 41 by rotating the ball screw 41A. And a rail 44 for assisting the raising and lowering of the lifting bracket 33 by the slider 44A.

In the sheet sticking apparatus 1 described above, a procedure for sticking the adhesive sheet AS to the adherend WK will be described.
First, after an operator sets an original fabric RS as shown in FIG. 1 and inputs an operation start signal via an operation panel (not shown), the supply means 2 drives the rotation motor 24 and a drive device (not shown). , Feed out the raw fabric RS. Then, when a detection means (not shown) such as an optical sensor or an imaging means detects that the adhesive sheet AS positioned on the upper part of the release plate 23 has reached a predetermined position, the supply means 2 is connected to the rotation motor 24 and a drive device (not shown). The driving is stopped, and the sheet sticking apparatus 1 enters a standby state.

  Next, when the conveying unit 5 is driven and the adherend WK is conveyed to a predetermined position below the pressing unit 4 and stopped, the holding unit 3 drives a decompression unit (not shown) and starts suction by the suction plate 31. The supply means 2 drives the rotation motor 24 and a driving device (not shown) to feed out the original fabric RS. Thereby, the adhesive sheet AS peeled off by the peeling plate 23 is sucked and held on the holding surface 31A.

  Thereafter, the pressing means 4 drives the rotation motor 43, rotates the ball screw 41A, and lowers the holding means 3 as shown by a two-dot chain line in FIG. Then, the holding means 3 drives the linear motion motor 32, further lowers the suction plate 31, and presses and adheres the adhesive sheet AS to the adherend WK. When it is detected by a detecting means (not shown) such as a pressure sensor or an optical sensor that the pressing force of the direct acting motor 32 has reached a predetermined value, the holding means 3 stops driving the decompressing means (not shown), and then the direct acting motor 32, the suction plate 31 is raised, and the pressing means 4 drives the rotation motor 43 to rotate the ball screw 41A to return the suction plate 31 to the position indicated by the solid line in FIG. Thereafter, the transport unit 5 is driven to transport the adherend WK to which the adhesive sheet AS is pasted to the next step, and thereafter the same operation as described above is repeated.

  Here, in order to improve the capability of the sheet sticking apparatus 1, the ball screw 41A and the nut member 41B are removed from the frame 42 and the lifting bracket 33, and the ball screw having a larger lead than the removed ball screw 41A and the nut member 41B and It is only necessary to attach the nut member to the frame 42 and the lifting bracket 33. In addition, what is necessary is just to attach the ball screw and nut member whose lead is smaller than the removed ball screw 41A and nut member 41B to the frame 42 and the raising / lowering bracket 33, when reducing the capability of the sheet sticking apparatus 1. FIG.

  According to the present embodiment as described above, the ball screw unit 41 and the turning motor 43 that drives the ball screw unit 41 constitute the pressing means 4, so that the ball screw unit 41 can be improved when improving the performance of the sheet sticking apparatus 1. It is only necessary to replace the head with one having a larger lead, and there is no need for a work with a special technique for changing to a high-performance drive device as in the prior art, and the ability can be improved by a simple work.

  As described above, the best configuration, method and the like for carrying out the present invention are disclosed in the above description, but the present invention is not limited to this. That is, although the present invention has been illustrated and described with particular reference to particular embodiments, it will be understood that the present invention is not limited to the above-described embodiments without departing from the scope of the technical idea and purpose of the present invention. Various modifications can be made by those skilled in the art in terms of material, quantity, and other detailed configurations. In addition, the description limited to the shape, material, etc. disclosed above is an example for easy understanding of the present invention, and does not limit the present invention. The description by the name of the member which remove | excluded the limitation of some or all of such limitation is included in this invention.

  For example, a driving device that can relatively move the supply unit 2 and the holding unit 3 along the supply direction of the adhesive sheet AS is employed, and the supply unit 2 and the holding unit 3 are held in accordance with the operation of peeling the adhesive sheet AS from the release sheet RL. The adhering sheet AS may be held on the suction plate 31 by relatively moving the means 3. In this case, only the supply unit 2 may move, only the holding unit 3 may move, or both the supply unit 2 and the holding unit 3 may move.

Further, the pressing means 4 stops the adhesive sheet AS at a position spaced apart from the adherend WK by a predetermined distance, and blows out gas such as air or gas from the holding surface 31A of the suction plate 31 to cause the adhesive sheet AS to adhere to the adherend WK. You may employ | adopt the structure pressed to.
Further, the holding means 3 may support the suction plate 31 directly on the lifting bracket 33 without using the direct acting motor 32. In this case, the suction plate 31 may be raised by detecting that the pressing force of the rotation motor 43 has reached a predetermined value.

  Further, the material, type, shape, etc. of the adhesive sheet AS and the adherend WK in the present invention are not particularly limited. For example, the adhesive sheet AS is not limited to adhesive forms such as pressure-sensitive adhesiveness and heat-sensitive adhesiveness. When a heat-sensitive adhesive is used, an appropriate heating means for heating the adhesive sheet AS. May be provided. Such an adhesive sheet AS is, for example, a single layer having only an adhesive layer, an intermediate layer between the base sheet and the adhesive layer, a cover layer on the upper surface of the base sheet, etc. Three or more layers, or a so-called double-sided adhesive sheet that can peel the base sheet from the adhesive layer may be used. The double-sided adhesive sheet comprises a single-layer or multi-layer intermediate layer. It may be a single layer or a multilayer having no intermediate layer. Examples of the adherend WK include food, resin containers, semiconductor wafers such as silicon semiconductor wafers and compound semiconductor wafers, information recording substrates such as circuit boards and optical disks, glass plates, steel plates, ceramics, wood plates, resin plates, and the like. Any form of member or article can also be targeted. In addition, the adhesive sheet AS is replaced with a functional and intended reading, for example, any information label, decorative label, protective sheet, dicing tape, die attach film, die bonding tape, recording layer forming resin sheet, etc. Arbitrary sheets, films, tapes, and the like can be attached to any adherend WK as described above.

The means and steps in the present invention are not limited in any way as long as the operations, functions, or steps described for the means and steps can be performed. The process is not limited at all. For example, if the pressing means includes a ball screw unit that supports the holding means so as to be separated and approachable with respect to the adherend, and a driving device that drives the ball screw unit, the pressing means is in light of technical common sense at the beginning of the application. However, there is no limitation as long as it is within the technical range (the description of other means and steps is omitted).
The drive device in the embodiment includes an electric device such as a rotation motor, a linear motion motor, a linear motor, a single axis robot, an articulated robot, an actuator such as an air cylinder, a hydraulic cylinder, a rodless cylinder, and a rotary cylinder. In addition to the above, it is possible to adopt a combination of them directly or indirectly (some of them overlap with those exemplified in the embodiment).

DESCRIPTION OF SYMBOLS 1 ... Sheet sticking apparatus 2 ... Supply means 3 ... Holding means 4 ... Pressing means 41 ... Ball screw unit 43 ... Rotation motor (drive device)
AS ... Adhesive sheet WK ... Substrate

Claims (1)

Supply means for supplying an adhesive sheet;
Holding means for holding the adhesive sheet;
A pressing means for pressing and adhering the adhesive sheet to an adherend,
The sheet pressing apparatus, wherein the pressing unit includes a ball screw unit that supports the holding unit so that the holding unit can be separated and approached, and a driving device that drives the ball screw unit.

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