JPH10273262A - Tape material sticking device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To stick a tape material pulled out from a tape material reel to a stuck body with precision without applying any tension or causing any meandering. SOLUTION: With a tape material (t) held in the tip part of a movable table 3 by means of a clamp mechanism 22, the movable table 3 is moved by the predetermined length, and the tape material (t), which is pulled out from a tape material reel 2 and provided with a separator, is guided linearly along the movable table 3. In the pulled out tape material (t), only the tape material (t) is cut off by means of a cutting mechanism 8. The cut tape material (t) is sucked and held by means of a sticking head 86. In this sucking holding condition, the movable table 3 is moved backward, and a separator (s) is folded and peeled off from the tape material (t) so as to be wound and recovered by means of a separator recovering reel 7. The sticking head 86 sucking and holding the cut tape material (t) is moved to the sticking part, and then, the tape material (t) is pressed to a stuck body so as to adhere to it.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an apparatus for sticking an extensible elongated tape material having an adhesive on one side to an adherend.

[0002]

2. Description of the Related Art For example, in a process of assembling a liquid crystal display, a metal frame called a bezel is mounted on a glass liquid crystal display panel. Therefore, a cushion material is interposed between the liquid crystal display panel and the pezel. This cushion material is 2m wide with adhesive on one side
A tape-shaped tape formed of an elongated silicon rubber having a thickness of about 1 mm and a thickness of about 1 mm is used after being cut into predetermined dimensions.

[0003] By the way, various devices for sticking a tape material to an adherend have been proposed, and most of them have been proposed while peeling off a separator stuck to a tape material wound on a reel.
The tip of the tape is attached to the adherend, and the tape is attached to the adherend while the tape and the adherend are relatively moved.

[0004]

When the above-described cushioning material is attached by such an attaching device, the cushioning material has an extensibility, so that the cushioning material is attached under tension. Later, it becomes easy to peel off from the adherend or meanders, so that it cannot be stuck with high accuracy.

Therefore, under the present circumstances, the cushion material is cut into a predetermined size in advance and arranged on a sheet-like separator, and an operator peels off the cushion material one by one from the separator, and manually operates the liquid crystal display panel. And automation for improving work efficiency is desired.

[0006] The present invention has been made in view of such a situation, and is capable of producing an extensible tape material with high precision.
Further, it is an object of the present invention to realize a sticking device capable of sticking efficiently.

[0007]

The present invention has the following configuration to achieve the above object.

According to the first aspect of the present invention, there is provided a tape material applying apparatus comprising: a tape material reel on which a tape material having a separator is wound; a moving table which reciprocates linearly; and a tape material fed from the tape material reel. Tape material guiding means for guiding the table to the table tip along the moving table, a clamp mechanism for fixing and holding the tape on the tip of the moving table,
A cutting mechanism that cuts the tape material guided along the moving table at a predetermined position while leaving the separator, and suction-holds the tape material cut to a predetermined length guided along the moving table over its entire length. A sticking head and a separator recovery reel that winds and recovers the separator peeled off from the tape material at the distal end of the moving table, and the movable table is held in a state where the tape material is fixedly held at the distal end of the moving table by the clamp mechanism. After moving forward by the set length in the longitudinal direction, only the tape material is cut by the cutting mechanism, and the cut tape material is sucked and held by the sticking head over the entire length thereof. It is retracted, the separator is folded back from the tape material, taken up and collected by the separator collection reel, and the cut Characterized in that wood and are configured to move to the joining portion of the application head which holds adsorption.

A tape material sticking apparatus according to a second aspect of the present invention is characterized in that, in the first aspect, the suction nozzle of the attaching head is divided into a plurality of nozzles in the longitudinal direction.

[0010] In a tape material applying apparatus according to a third aspect of the present invention, in the invention according to the first or second aspect, the suction nozzle of the attaching head has a plurality of shallow grooves formed on one side surface in parallel in the longitudinal direction of the nozzle. It consists of a plate and a thin plate attached and fixed to one side of this nozzle plate. One end of each shallow groove is opened to the end of the nozzle plate to form a suction port, and each shallow groove is connected to the suction means. It is characterized by having been done.

According to a fourth aspect of the present invention, there is provided a tape material sticking apparatus according to the first aspect,
The tape material reel is configured as a flanged reel that winds the tape material between a pair of flanges, and both flanges are configured to be capable of adjusting the approach and separation movements at a width pitch of the tape material. And

According to a fifth aspect of the present invention, there is provided a tape material attaching apparatus according to any one of the first to fourth aspects, wherein
The separator recovery reel is formed as a single-flange reel, and the diameter of the center hub is configured to be expandable and contractible.

The operation of the invention according to claim 1 is as follows. First, the moving table is moved forward with the leading end of the tape material fixedly held at the leading end of the moving table using a clamp mechanism, thereby guiding the tape material drawn from the tape material reel along the moving table. At this time, the tape material is guided by the tape material guiding means. With the tape material of a predetermined length guided and supplied to the moving table, only the tape material is cut by the cutting mechanism. While the cut tape material is being adsorbed by the attaching head, the moving table is moved backward, and the separator that has been peeled off at the table tip is taken up and collected. Thereafter, the application head is moved to the application position, and the tape material cut to a predetermined length and from which the separator has been peeled off is applied to a predetermined position on the adherend.

In this case, in the process of peeling the separator from the tape material cut to a predetermined length, the tape material is sucked and held by the sticking head over the entire length, so that the tension accompanying the separator peeling acts on the tape material. Never do. Further, since the tape material is pressed and stuck to the adherend while being sucked and held over the entire length by the sticking head, unreasonable tension is not applied to the tape material at the time of sticking. Further, since the tape material is guided linearly along the moving table as the moving table advances, the tape material is supplied without meandering.

According to the configuration of the second aspect of the present invention, by selecting a state in which the full length of the suction nozzle divided into a plurality of parts is used and a state in which some of the divided suction nozzles are used, the suction nozzle can be used. The suction length can be changed, so that tape materials having different lengths can be suction-held with an appropriate suction length.

According to the third aspect of the present invention, a large number of suction ports can be formed in parallel along the edge of the suction nozzle having a small width, and a tape material having a small width can be suitably suctioned. Becomes

According to the fourth aspect of the present invention, as the tape material wound and stored in a plurality of rows is consumed, the interval between the flanges can be reduced, and the wound tape material is prevented from collapsing. can do.

According to the fifth aspect of the present invention, after the separator is wound up and collected on the center hub in the expanded state, the diameter of the center hub is reduced so that the wound separator can be easily removed from the center hub. It becomes possible.

[0018]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the drawings. As shown in FIG. 25, the tape applying apparatus according to the present invention comprises a silicone rubber tape ta having a width of about 2 mm and a thickness of about 1 mm as a cushion along two adjacent sides of a liquid crystal display panel P made of glass. , Tb, and FIG. 1 shows an overall front view thereof, and FIG. 2 shows a schematic plan view thereof.

In this tape applying apparatus, a tape supplying section A for supplying a tape material t wound around a reel to a predetermined length and a panel transport section B for horizontally transporting a liquid crystal display panel P have been loaded. A panel positioning mechanism C for positioning the liquid crystal display panel P at a predetermined bonding position, a tape material of a predetermined length is taken out from the tape material supply unit A, carried into the panel transport unit B, and pasted on the positioned liquid crystal display panel 1. It has a basic structure including a sticking mechanism D and the like, and a detailed configuration of each part will be described below.

Please refer to FIG. 3, FIG. 4 and FIG. 3 is a front view of the tape material supply unit, FIG. 4 is a rear view thereof, and FIG. 5 is a plan view showing the tape material supply unit and the moving table driving structure. The tape material supply section A includes a frame 1 made of a thick plate material.
A tape material reel 2 on which a tape material t with a separator is wound, a moving table 3 reciprocally driven left and right horizontally, and a tape with a separator fed from the tape material reel 2 A group of guide rollers 4 for guiding the material t to the front end of the moving table 3 with the separator s down, and a middle portion of the tape material t guided by the guide rollers 4 is sandwiched from above and below to prevent the movement. A tape braking mechanism 5, a tape pressing mechanism 6 for pressing and holding the tape material t immediately before the cutting position Q, and a separator collecting reel 7 for winding and collecting the separator s separated from the lower surface (adhesive surface) of the tape material t. , Etc., and a cutting mechanism 8 for cutting only the tape material t while leaving the separator s on the back of the frame 1 and a reciprocating drive of the moving table 4. 9, and the like have been equipped.

The frame 1 is formed with a horizontally long opening 11, and the moving table 3 is mounted along a front end of a horizontally long movable member 12 provided through the opening 11. The movable member 12 is slidably supported by a rail 13 attached to the back of the frame 1 via a guide member 14. The reciprocating drive mechanism 9 of the moving table 3 includes a screw shaft 1 laid horizontally in parallel with the opening 11.
5, a motor 16 for rotating and driving the same, and a screw shaft 1
5 and a slider 17 connected to the movable member 12 so that the movable table 3 and the movable member 12 are moved forward and backward by screwing forward and backward by the forward and reverse rotation of the screw shaft 15.

Please refer to FIG. 6 and FIG. FIG. 6 is a side view of the tape material supply unit, and FIG. 7 is a longitudinal sectional side view in which a part of the moving table is enlarged. A fixing tape guide 18 is fixed to the front surface of the frame 1 along the opening 11. On the upper surface of the moving table 3 itself, a movable tape guide 20 is provided via a support fitting 19. Fixed tape guide 18
And the movable tape guide 20 are respectively arranged so as to be slightly higher than the upper surface of the moving table 3, and thus, the tape guide grooves for positioning and engaging the tape material t between the upper surface of the moving table 3 and the two tape guides 18 and 20. 21 is formed open upward.

As shown in FIG. 3, the tip of the moving table 3 is sharply formed so that the separator s attached to the lower surface of the tape material t is folded back and peeled off. Hereinafter, FIG. 12 and FIG. 13 are also referred to. FIG. 12 is a plan view of a tape material clamping mechanism, and FIG. 13 is a side view thereof. At the front end of the moving table 3, there is provided a clamp mechanism 22 for pressing and holding the tape material t on the table from above to fix it. The clamp mechanism 22 includes a holding member 23 that moves up and down and rotates around a vertical axis a, and a cylinder 2 that drives the holding member 23.
4 At the time of ascending, the holding member 23 is rotated in a lateral posture in which the upper part of the tape material t is opened, and at the time of descending, it is 90 °
It rotates so as to press the tape material t from above.

Referring to FIG. FIG. 8 is a vertical sectional side view of the tape material reel. The tape material reel 2 is configured as a flanged reel that winds the tape material t in a plurality of front and rear rows between a pair of front and rear flanges 25 and 26. The two flanges 25 and 26 are configured to be able to adjust the approach and separation movements at a pitch corresponding to the width w of the tape material t.
More specifically, a support shaft 2 rotatably supported on a frame 1
7, a rear flange 26 and an operation knob 28 are overlapped and externally fitted. Also, the boss 26 of the rear flange 26
a, the boss 28a of the operation knob 28, and the support shaft 27
They are connected via a through pin 29 so as to be integrally rotatable.
The pin insertion hole 30 formed in the support shaft 27 is formed as an elongated hole in the axial center direction, and the integrated rear flange 26 and operation knob 28 are supported so as to be able to move back and forth in the insertion range of the pin insertion hole 30. ing. Then, the boss 26 of the rear flange 26
a is equipped with a pair of ball detents 31a and 31b. On the peripheral surface of the support shaft 27, each ball detent 31a,
Two sets of notches 32a and 32b corresponding to 31b are formed. Each set of notch notches 32a and 32b is formed at a pitch twice as large as the tape material width w.
The two sets of notches 32a, 32b are formed so as to be shifted from each other by a half pitch (tape material width w). As a result, the ball detents 31a and 31b alternately correspond to the notches 32.
The rear flange 26 is moved forward and backward in the axial direction at a pitch corresponding to the width w of the tape material t so as to be positioned and held by sequentially engaging the rear flange 26a and the rear flange 32b.

A cylindrical body 33 slidably fitted to the boss 28a of the operation knob 28 is slid toward the rear flange 26 by a spring 34. The front flange 25 is formed on the outer cylinder 35 externally fitted to the cylindrical body 33 by the annular groove 3.
It is rotatably engaged and held via the roller 5a and the roller 36. The outer cylinder 35 is provided with a pair of ball detents 37a and 37b, and two sets of notches 38a and 38b corresponding to the ball detents 37a and 37b are formed on the peripheral surface of the cylinder 33. The notches 38a, 38b of each set are formed at a pitch twice as wide as the width w of the tape material t, and the ball detents 37a, 37 are arranged so as to be shifted by a half pitch (tape material width w). Notch 38 in which each ball detent 37a, 37 alternately corresponds
By sequentially engaging the front flange 25a and the rear flange 38b, the front flange 25 can be moved back and forth in the axial direction at a pitch corresponding to the width w of the tape material t to be positioned and held.

Therefore, as shown in FIG. 8, the tape material t is wound and accommodated in a plurality of rows (five rows in the example) by widening the space between the front and rear flanges 25 and 26 at the initial stage, and one row is consumed. Each time, the front flange 25 is pushed backward by one pitch to reduce the flange interval by the width w of the tape material t, and the rear flange 16 is attached to the support shaft 27 so that the tape material is fed from the same position in the axial direction. Is moved forward one pitch at a time. And the tape material is 1
Once in a row, the flange spacing is adjusted to a minimum, as shown in FIG. As described above, the tape interval is reduced with the consumption of the tape material, and the wound tape material t is always held between the front and rear flanges 25 and 26, so that the tape material can be fed without winding collapse. . As shown in FIG. 6, the support shaft 27 is interlocked with the braking mechanism 39 via the gear 40 so that the tape material reel 2 is not unduly rotated when the tape material t is pulled out and supplied.

Please refer to FIG. 10 and FIG. FIG. 10 is a cross-sectional plan view of the separator collection reel, and FIG. 11 is a perspective view thereof. The separator recovery reel 7 has a cylindrical central hub 7a.
And a flange 7b having a flange 7b. The separator recovery reel 7 is provided with a torque motor 41
Is attached to the rotating shaft 42 to which a light take-up torque is given. The central hub 7a has slits 43 cut at a plurality of positions in the circumferential direction so as to be able to expand and contract the diameter. A pin 45 that is pushed and urged by a spring 44 and penetrates through the tip of the rotating shaft
The operation knob 46 having a tapered tapered shape, which is retained and retained, is slidably mounted. When the separator is taken up and collected, as shown in FIG. 10B, the operation knob 46 is pushed in against the spring 44 so that the center hub 7a is pressed.
As shown in FIG. 10 (a), the operation knob 46 is extracted to reduce the diameter of the center hub 7a, so that the wound separator s can be easily removed. I have. Steps 47a and 47b having different depths are formed orthogonally inside the operation knob 46.
By rotating the operation knob 46 and selecting the receiving depth of the pin 45, the operation knob 46 can be held in the above-described two states of the extracted state and the pushed state.

The structure of the cutting mechanism 8 will be described with reference to FIGS. 14 is a side view of the cutting mechanism, FIG. 15 is a rear view thereof, FIG. 16 is a plan view thereof, FIG. 17 is a side view of a forward and backward driving structure of the cutting mechanism, and FIG. 18 is a partially cutaway front view of the cutting head. is there. The cutting mechanism 8 includes a support frame 51 fixed to the back of the frame 1,
1, a movable frame 55 supported horizontally by a rail 52 and a guide 53 so as to be movable back and forth and slid forward by a spring 54, and a pair of rails 56 and a guide 57 with respect to the movable frame 55. And a pair of springs 58
Frame 5 urged to slide downward by
9, a cutter 60 attached to the front end of the cutter frame 59, a motor 61 for driving the frame, and the like. The cutter 60 is formed by combining the forward and backward movement of the movable frame 55 and the vertical movement of the cutter frame 59. 1
It is configured to move up and down from the opening 62 formed in the opening.

As the cutter 60, a commercially available disposable cutter is used. The cutter 60 is clamped and fixed to a cutter holder 63 via a contact plate 64. Cutter holder 63
Is a mounting table 59a provided at the front end of the cutter frame 59.
Is detachably fitted to and mounted on a side surface of the device through a pair of positioning pins 65. The holding metal 6 which is opened and closed by a lever 66 is provided on a side surface of the cutter frame 59.
7 is equipped. The cutter holder 63 fitted and mounted on the positioning pin 65 is pressed and fixed by the tip of the holding bolt 68 attached to the holding metal fitting 67, and when the cutter is replaced, the holding metal fitting 67 is opened as shown by a virtual line in FIG. The cutter 60 is configured to be removed together with the cutter holder 63.

The motor 61 is mounted on the back of the movable frame 55 via a support plate 69.
A rotary cam 71, which controls the forward and backward movement of the movable frame 55, and a vertical cam 73, which controls the vertical movement of the cutter frame 59, are attached to a rotary shaft 71 that is driven to rotate in a fixed direction at 1. A roller 74, which is a cam follower facing the front-rear moving cam 72, is fixedly mounted on the support frame 51 side, and a roller 75, a cam follower, facing the vertical moving cam 73, is mounted on the cutter frame 59. Therefore, the longitudinal movement cam 72 is fixed to the position of the roller 74.
, The movable frame 55 is forcibly advanced relatively against the spring 54 and is urged and retracted by the spring 54, and the roller 75 is pressed by the rotation of the vertical movement cam 73. The cutter frame 59 is forcibly raised against the spring 58 and is urged down by the spring 58.

FIG. 19 is a characteristic diagram showing the movement of the movable frame 55 and the cutter frame 59 with respect to the rotation of the cams 72 and 73. As is clear from FIG. 19, at the origin position θ0 (0 °) where both cams 72 and 73 are stopped,
The movable frame 55 is at the rearmost position, the cutter frame 59 is at the highest position, and the cutter 60 is waiting at the origin position, which is retracted upward and rearward. When the cams 72 and 73 start rotating clockwise in FIGS. 14 and 17 and reach the set angle θ1, first the movable frame 5
5 starts the forward movement at a predetermined speed, stops the forward movement at the set angle θ4, and maintains the forward stop state until the set angle θ5.
Start retreating and set angle θ slightly before home position θ0.
6 returns to the original retracted position. On the other hand, cutter frame 5
No. 9 starts descending from the set angle .theta.2 in the middle of forward movement, descends most at the set angle .theta.3 in the middle of forward movement, and maintains the lowest state until the set angle .theta.4 at which the forward movement is stopped. afterwards,
Ascending at a low speed from the set angle θ4, the origin position θ0
To return to the original standby position and rise.

Here, a height-adjustable stopper 76 is provided on the upper portion of the cutter frame 59, and a contact member 77 for receiving the stopper 76 is provided on the movable frame 55. 5
The lowermost position at the time of lowering by the stopper 8 is regulated by the contact of the stopper 76 with the contact member 77. The height of the stopper 76 can be finely adjusted using a micrometer 78. With such a configuration, the lowermost position of the cutter can be finely adjusted so that only the tape material t is cut while leaving the separator s.

As shown in FIGS. 1 and 2, the attaching mechanism D
Is a movable base 8 movable left and right along a fixed rail 81.
2. A movable rail 83 that cantileverly extends forward from the movable base 82, a movable frame 84 that can move back and forth along the movable rail 83, and can move up and down the movable frame 84 via a cylinder 85. And a sticking head 86 rotatably supported about the longitudinal axis b. The sticking head 86 is provided with a suction nozzle 87. The suction nozzle 87 is divided into two in the longitudinal direction, and each suction nozzle portion 87a, 87b is configured to be independently movable up and down by cylinders 88a, 88b.

Referring to FIG. 21 and FIG. FIG. 21 is a longitudinal sectional side view showing a main part of the attaching head, and FIG. 22 is a divided perspective view thereof. Each of the suction nozzle portions 87a and 87b constituting the suction nozzle 87 has a nozzle plate 90 made of an aluminum plate material having a plurality of shallow grooves 89 formed on one side in parallel in the longitudinal direction of the nozzle, and affixed to one side of the nozzle plate 90. And a stainless steel thin plate 91 to be fixed. Each shallow groove 89 is connected to suction means such as a vacuum device (not shown) so that one end of each shallow groove 89 is formed as a suction port of each suction nozzle portion 87a, 87b. Thus, a thin suction nozzle 87 having a thickness of about 2 mm is formed.

The configuration of the panel transport section B will be described with reference to FIGS. FIG. 20 is a side view of the periphery of the attaching mechanism. The panel transport section b is configured to transport the pallet 95 on which the liquid crystal display panel P is mounted by the roller conveyor 96. The pallet 95 is provided with stoppers 97x and 97y for supporting and positioning two adjacent sides of the liquid crystal display panel P. Further, at a predetermined sticking position, the pallet 95 is positioned by being engaged with a positioning pin 98 which is retracted from below.

The panel positioning mechanism C is, as shown in FIGS. 1 and 2, a movable arm 103 which is rotated about a vertical axis c by a motor 101 and is moved up and down by a cylinder 102. , A shift mechanism 105 interposed between the movable arm 103 and the suction frame 104, and the like. This shift mechanism 105 is configured as shown in FIG.
As shown in the figure, the support frame 1 connected to the movable arm 103
06, a movable frame 107 slidably supported in two directions perpendicular to the support frame 106, and a movable frame 1
07 so as to urge slide 07 in each moving direction.
And a pair of springs 108 spanning the movable frame 107
x, 108y, a pair of cylinders 109 provided on the movable frame 107 so as to abut on the support frame 106 at right angles.
x, 109y, etc. Absorption frame 10 described above
4 is attached to the movable frame 107.

Usually, a pair of cylinders 109x, 109y
Are both in an extended state, and the movable rod 107 is relatively pressed and displaced in the respective sliding directions against the springs 108x and 108y by the piston rods being respectively supported in contact with the support frame 106. The suction frame 104 of the panel positioning mechanism C in the above-described initial setting state is moved above the pallet 95 that has been carried in and positioned at the predetermined position of the panel transport section B, and the liquid crystal display panel P on the pallet is moved to the suction frame 104. The four suction pads 110 provided are used to suck and temporarily lift. At this time, four suction pads 11
0 indicates a difference in height, and as shown in FIG.
The x, 97y side is lifted in an inclined posture in which it is slightly lowered. When the liquid crystal display panel P is lifted, the cylinders 109x and 109y are shortened, whereby the movable frame 107 is urged and slid in the directions orthogonal to each other by the springs 108x and 108y, and the liquid crystal display panel P in the inclined posture is lower. Side ends are stoppers 97x, respectively.
97y is abutted against and positioned. In this state, the liquid crystal display panel P is placed on the pallet 95 again to release the suction, so that the liquid crystal display panel P can be accurately positioned and set at a predetermined tape material attaching position.

The tape material sticking apparatus according to the present embodiment is configured as described above. Hereinafter, the tape material sticking operation will be described with reference to FIGS.

As shown in FIG. 26A, in the initial state, the moving table 3 is at the origin position, and the leading end of the tape material t is located at the leading end of the moving table 3 and is pressed and held by the clamp mechanism 22. . At this time, the pasting head 86 of the pasting mechanism D is waiting at the origin position in front of the moving table.

When the moving table 3 moves forward, the tape material t fed from the tape material reel 2 is supplied to the upper surface of the moving table 3 while being engaged along the tape guide groove 21. At this time, the separator s is pulled out from the separator recovery reel 7.

As shown in FIG. 26B, when the moving table 3 advances by a distance corresponding to the entire length of the suction nozzle 87 and reaches a predetermined position below the attaching head 86, the advance stops. Subsequently, the cutting mechanism 8 operates to cut the tape material t at the cutting position Q while leaving the separator s. At this time, the pressing member 6a of the tape material pressing mechanism 6 is lowered by the cylinder 6b near the cutting position, and presses and holds the tape material t. The rear cutout 20a of the pair of cutouts 20a and 20b (see FIG. 5) formed on the movable tape guide 20 attached to the moving table 3 is located at the cut position Q, and the cutter 60 can be moved. And

When the cutting of the tape material is completed, FIG.
As shown in (c), the clamp mechanism 22 operates to release the pressure, the upper part of the tape material t is opened over the entire length, and the tape material t cut by the lowering of the attaching head 86 is cut.
Is held by suction over the entire length of the suction nozzle 87. At this time, the pressing member 5a of the tape braking mechanism 5 is lowered by the cylinder 5b, and the tape material t is sandwiched and fixed between the pressing member 5a and the fixed receiving member 5c, and the tape material t is unduly pulled out by the winding tension of the separator s. To prevent

As shown in FIG. 27D, in a state where the cut tape material t is suction-held by the suction nozzle 87, the moving table 3 starts to retreat toward the origin position. Here, a take-up torque is applied to the separator recovery reel 7, and tension is constantly applied to the separator s. Therefore, the separator s is separated from the lower surface of the tape material ta sucked and held by the suction nozzle 87 as the table moves backward. s is peeled off and wound up on the separator recovery reel 7.

When the moving table 3 returns to the origin position, as shown in FIG. 28E, the attaching head 86 moves up, the tape material ta from which the separator s has been removed is taken out, and the liquid crystal display positioned is positioned. Affixed along the long side of the substrate P. When the pasting is completed, the pasting head 86 moves to the origin position, and returns to the state shown in FIG. 26A, whereby the first pasting operation is completed.

Next, the moving table 3 advances again to perform the second pull-out and supply of the tape material t. In this case, one suction nozzle portion 87 of the suction nozzle 87 is used.
The tape material is advanced by a distance corresponding to the length a and stopped, and the tape material is cut in the same manner as described above. In the second tape cutting, the front notch 2 of the pair of notches 20a and 20b formed in the movable tape guide 20 is used.
0b is located at the cutting position Q, and the cutter 60 can be moved.

Thereafter, as shown in FIG.
Only one suction nozzle portion 87a is lowered to suck and hold the cut tape material t, and the separator s is peeled off by the same process as the above process, and the short tape material tb sucked and held by the suction nozzle portion 87a is removed. It is attached along the short side of the positioned liquid crystal display substrate P. When the pasting is completed, the pasting head 86 moves to the origin position and returns to the state shown in FIG. 26A, whereby the second pasting operation is completed.

The tape material is pasted to one liquid crystal display substrate P by the above two times of lamination, the pallet 95 on which the processed liquid crystal display substrate P is placed is carried out, and the next pallet 95 is placed. Is carried into the pasting position.

It is to be noted that the present invention can be modified and implemented in the following forms. (1) The present invention is not limited to the case where a tape material as a cushion material is stuck along two adjacent sides of the rectangular liquid crystal display substrate P, but is stuck along all four periphery of the liquid crystal display substrate P. It is also possible.

(2) The present invention is not limited to the case where the suction nozzle 87 of the bonding head 86 is divided into two parts and two types of tape materials are bonded. It is also possible to stick a tape material of length.

(3) The tape material is not limited to the cushion material, and can be used for attaching a light-shielding tape attached along the side of the liquid crystal display.

[0051]

As is apparent from the above description, the following effects can be expected from the tape material applying apparatus of the present invention. According to the invention according to claim 1, while the tape material drawn from the tape material reel is cut, and the separator is peeled off and attached to a desired adherend, the tape material is peeled off at the time of separator peeling or sticking. This makes it possible to efficiently perform high-precision bonding without giving an unjust tension to the tape and without meandering.

In particular, according to the second aspect of the invention, since the length of the suction nozzle can be selected, it is possible to perform suction with a length that is not too short or too long according to the sticking length. It has become possible to efficiently attach materials.

According to the third aspect of the present invention, a narrow suction nozzle can be easily formed, and a narrow tape material can be surely sucked and conveyed and pasted.

According to the fourth aspect of the present invention, the tape material can be smoothly supplied without causing the tape material wound in a plurality of rows to collapse, which is effective in improving the sticking accuracy.

According to the fifth aspect of the present invention, it is easy to remove the separator that has been wound and collected, and the handleability is excellent.

[Brief description of the drawings]

FIG. 1 is an overall front view of a tape material sticking apparatus according to the present invention.

FIG. 2 is an overall schematic plan view.

FIG. 3 is a front view of a tape material supply unit.

FIG. 4 is a rear view of the tape material supply unit.

FIG. 5 is a plan view showing a tape material supply unit and a moving table driving structure.

FIG. 6 is a side view of a tape material supply unit.

FIG. 7 is a longitudinal sectional side view in which a part of the moving table is enlarged.

FIG. 8 is a vertical sectional side view of a tape material reel.

FIG. 9 is a longitudinal sectional side view of the tape material reel in a tape material consumption state.

FIG. 10 is a cross-sectional plan view of a separator recovery reel.

FIG. 11 is a perspective view of a separator recovery reel.

FIG. 12 is a plan view of the clamp mechanism in a tape material holding state.

FIG. 13 is a side view of the clamp mechanism in an open state.

FIG. 14 is a side view of the cutting mechanism.

FIG. 15 is a rear view of the cutting mechanism.

FIG. 16 is a plan view of a cutting mechanism.

FIG. 17 is a side view showing a forward and backward drive structure of the cutting mechanism.

FIG. 18 is a partially cutaway front view showing a cutting head in the cutting mechanism.

FIG. 19 is a characteristic diagram showing the operation of the cutting mechanism.

FIG. 20 is a side view of the attaching mechanism.

FIG. 21 is a longitudinal sectional side view showing a main part of the attaching head.

FIG. 22 is an exploded perspective view showing a main part of the attaching head.

FIG. 23 is a plan view of a panel positioning mechanism.

FIG. 24 is a side view showing the operation of the panel positioning mechanism.

FIG. 25 is a perspective view of a panel to which a tape material is attached.

FIG. 26 is an explanatory diagram of a tape material attaching process.

FIG. 27 is an explanatory diagram of a tape material attaching process.

FIG. 28 is an explanatory diagram of a tape material attaching step.

[Explanation of symbols]

 2 ... tape material reel 3 ... moving table 7 ... separator recovery reel 7a ... central hub 8 ... cutting mechanism 25 ... flange 26 ... flange 86 ... sticking head 87 ... suction nozzle 89 ... shallow groove 90 ... nozzle plate 91 ... thin plate s ... separator t ... tape material

Claims (5)

[Claims] 1. A tape material reel on which a tape material with a separator is wound, a moving table which reciprocates linearly, and a tape material which guides the tape material fed from the tape material reel to the table tip along the moving table. Guide means, a clamp mechanism for fixing and holding the tape material to the tip of the moving table, a cutting mechanism for cutting the tape material guided along the moving table at a predetermined position while leaving the separator, and a guide along the moving table An attaching head that sucks and holds the tape material cut to a predetermined length over its entire length, and a separator collecting reel that winds and collects a separator that has been peeled off from the tape material at the tip of the moving table, With the tape material fixedly held at the tip of the moving table by the clamp mechanism, the moving table is moved in its longitudinal direction. After moving forward by the set length, only the tape material is cut by the cutting mechanism, the cut tape material is sucked and held by the sticking head over its entire length, and the moving table is moved backward in this suction holding state. A tape material applying apparatus, wherein a separator is peeled off from a tape material, wound and collected by a separator collecting reel, and an application head holding a cut tape material by suction is moved to an application location. 2. The tape sticking apparatus according to claim 1, wherein the suction nozzle of the sticking head is divided into a plurality of nozzles in a longitudinal direction thereof. 3. The suction nozzle of the pasting head comprises a nozzle plate having a plurality of shallow grooves formed on one side surface in parallel in the longitudinal direction of the nozzle, and a thin plate adhered and fixed to one side surface of the nozzle plate. 3. The tape sticking apparatus according to claim 1, wherein one end of the shallow groove is opened at an end of the nozzle plate to be a suction port, and each shallow groove is connected to a suction means. 4. The tape material reel is configured as a flanged reel that winds a tape material in a plurality of rows between a pair of flanges, and the two flanges approach and separate from each other at a pitch corresponding to the width of the tape material. 4. The apparatus according to claim 1, wherein the movement is adjustable.
Item 9. The tape material sticking device according to Item 1. 5. The tape according to claim 1, wherein the separator recovery reel is formed as a single-flange reel, and the center hub is configured to be able to expand and contract in diameter. Material pasting device.