JP3221293U - Substrate edge material cutting device - Google Patents

Abstract

An object of the present invention is to provide an apparatus for dividing an end material of a substrate, which eliminates occurrence of a problem that a crack is generated in a dividing edge by twisting and dividing a gripped portion by a clamp claw. SOLUTION: A lower stage base which advances and retreats in the left and right direction, an upper stage base which advances and retreats in the front and rear direction, a table which turns while holding a substrate on the upper stage base, and both outer sides of parallel long side edges of the table Horizontal bar members 10 arranged in parallel to each other, moving means for moving each bar member 10 alone toward and away from the table, and movement between both ends of the bar members 10 individually via the second moving means H A robot arm 24 having a plurality of sliders 17, a first grasping claw 18 for division supported by each slider 17, a second grasping claw 25 disposed on one bar member 10, and a table It consists of collision prevention means 22 and 26 of the 1st grasping nail 18 and the 2nd grasping nail 25 which were provided in the edge. [Selected figure] Figure 10

Description

  This invention relates to, for example, an apparatus for cutting off the end of an irregularly shaped substrate used in a display panel for vehicles, etc.

  As well-known, in addition to a liquid crystal substrate, an organic EL substrate has been used as a display substrate such as a display panel for a vehicle, and after the irregular cutting line is scribed in the substrate, the outer portion of the cutting line is An odd-shaped substrate is obtained by dividing the scraps (removing with the division) (see, for example, Patent Documents 1 and 2 described above for the scrap-cutting method).

Patent No. 3759450 Patent No. 4907104

  By the way, according to the dividing method of Patent Document 1 (see FIGS. 6 and 7), dividing force (pressing force or impact force) is applied to dividing members such as a bar material and a roll which descends to a dividing portion (scribe line) with extension of a cylinder. It is supposed to act and divide.

  Further, according to the dividing method of Patent Document 2 (see FIGS. 6, 7 and 8), the dividing bar material is pressed while being pressed onto the line of the scribe which is the dividing portion as in the method of Patent Document 1.

  According to the above-mentioned method, since it is forcibly divided by stress by the pressure force or impact force of the dividing member such as a bar material or a roll, a beautiful divided section can not be obtained, and a crack is generated due to a gully phenomenon of the divided section or gagging. And cause defective products. That is, chipping can be performed on the product side.

The cause is that the stress of impact is applied.
Therefore, the present invention is to eliminate the above-mentioned various inconveniences by grasping by the clamp claw near the cutting line of the end material portion and applying twist and dividing to the grasped portion.

  In order to solve the above-mentioned problems, this invention is guided by the guide means in the left and right direction, and is provided with the lower base provided to travel forward and backward by the traveling means, and the guide in the front and rear direction on the lower base. An upper stage base which is guided and provided to travel forward and backward by a traveling means, and a suction holding means which is provided on the upper stage base so as to turn on a plane by a turning means and holds a rectangular substrate placed on the upper surface Table, horizontal bar members arranged in parallel on both sides of the parallel long side edge of the table, and each bar material independently approaching or separating from the long side edge of the table And a plurality of sliders provided so as to move independently between the two ends of the bar material via the second moving means, and the respective sliders And a first gripping claw for division provided so as to be supported by the dab so as to grip and divide the edge end material of the substrate at the tip, and disposed at the outer middle portion of the one bar material and at each tip Robot arm of a double arm having a second gripping claw for division which clamps parallel short side edges of the substrate, and collision avoidance of the first gripping claw and the second gripping claw provided at the peripheral edge of the table Adopt a configuration consisting of

  In addition, an outline for the lacked portion from the middle to the middle of the long side edge of the substrate, and a cutting line for pre-split and the above outline and cutting line inward from the long side edge of the substrate within this outline. A half traveling line connecting the closest portions is scribed, and a center traveling body which is guided by center guiding means directed to the front and rear direction and directly above and between the robot arms and which travels back and forth by the center traveling means is provided. The center traveling body is provided with an expandable body supported at the upper end and extended and retracted by the raising and lowering means, and a lower end of the expandable body is provided with a swing body 180 ° pivoted on a plane by the swing means. At one end, a pressing means for the substrate and a pressing body for dividing the edge portion of the substrate from the cutting line for cutting the substrate along with the lowering of the lifting means are provided, and the pressing at the edge of the table Falling down While providing notches which do not inhibit the surface of the rotating body, and providing gripping claws at the other end of the rotating body to respectively hold upper and lower surfaces of remaining materials of the half cutting line remaining inside the outline remaining after division by the pressing body. There may also be provided a pushing means for separating the two gripping claws from the contour line and a swinging device for interlocking the gripping claws so as to break and twist them.

  As described above, according to the cutting apparatus according to the present invention, the substrate is suctioned and held on the table by the suction holding means, and the bar material is moved and adjusted in the approaching direction by the first moving means on both long side edges of the holding substrate. Then, after the arrangement of the parallel sliders is adjusted by the second moving means, the portions of both long side edges of the substrate are grasped and divided by the first grasping claws of each slider by the claws, and both short side edges of the substrate are robotized Since the second gripping claws of the arm grip and divide, there is an effect that the end material of the long side edge and the short side edge of the substrate can be separated extremely efficiently.

  Of course, even if there is a change in the position of the grip portions on both sides of the substrate, the movement of each slider can be adjusted by the second moving means between the two ends of the bar material to adjust the position of the first grip claws. There is a unique effect that the dividing operation can be performed without restriction of the dividing position of both short side edges of the substrate along with the dual arm robot arm having the two gripping claws.

  In addition, the stretchable body is lowered by the raising and lowering means directly above the lacked portion existing in the middle of the long side edge of the substrate, and the pressing means at one end side of the turning body holds the substrate on the table. While lowering the part of the edge of the substrate from the cutting line for pre-breaking, turn the rotating body 180 degrees after that and turn the part of the gripping claw forward (the pressing body is replaced backward) The remaining material left on both sides of the half-cut line remaining inside of the contour line after holding is gripped by the respective gripping claws, broken by the gripping claws by the swinging means, and broken by the pushing and releasing means. Since the parting edge is not grated, it is possible to provide the parting edge of the notched part with a good part without defects.

  Of course, the notches provided at the edge of the table do not inhibit the descent of the pressure body, and the division and descent of the pressure body becomes smooth.

It is a top view of a substrate which carries out division processing of an end material in a 1st embodiment of this invention. It is a top view which shows the substrate which processed scrap. It is a top view which shows the parting apparatus of a scrap. FIG. It is a partially cutaway side view which shows the division | segmentation 1st gripping claw of a scrap. It is a partially cutaway side view which shows parting of the end material by the 1st grip nail. It is an enlarged side view showing the 2nd grasping nail of a robot arm. It is a side view which shows division by the 2nd grip nail same as the above. It is a partially cutaway side view which shows 2nd Embodiment. It is an enlarged plan view of the above. It is an enlarged side view showing a portion of a revolving unit same as the above. It is a side view which shows the state which rotated the 180 degreeC of the rotational body same as the above. It is a front view which shows the grip nail of the remaining material on both sides. It is a front view which shows a parting effect | action same as the above. It is a transverse expansion top view which shows the rocking | fluctuation of the same holding claw. It is an enlarged plan view which shows the time difference effect same as the above. It is a partially notched top view which shows division of a lack part. It is a partially cutaway side view same as the above. It is a dividing action figure of a lack part.

Next, a first embodiment of the present invention will be described.
In addition to the known single plate and liquid crystal substrate, an organic EL substrate or the like is used as the substrate A (shown in FIG. 1) for dividing the end material in the first embodiment, and for example, a glass plate is used on the lower side. A multi-layered film is laminated on this glass plate, and a deformed cutting line B matched with the lower surface of the glass plate and the upper surface of the multi-layered film is scribed.

  As is well known, the substrate A described above can be obtained by scribing a cutting line in the X direction and Y direction on both sides of a large-sized panel and dividing the cutting line into a plurality of single sheets. .

  Of course, at each corner portion of the cutting line B, a half cutting line B 'is scribed to facilitate cutting off the end material C of each side from the cutting line B toward the periphery of the substrate A.

  Further, as shown in FIGS. 4 and 9, on the mounting base 1, the guide means D in the left-right direction (as the guide means D, for example, the rail 2 and the rail 2 slidably engaged in the case The lower stage 4 is provided with the slider 3 but is guided by the travel and is traveled by the travel means E. The lower base 4 is provided on the lower base 4 by the guide means D 'in the front-rear direction. An upper base 5 is provided which is guided for traveling and which travels back and forth by the traveling means E '.

  The guide means D 'described above is the same as the guide means D, and the description thereof is omitted, and the travel means E, E' described above are screwed into the male screw 7 reversibly driven by the motor 6 in the illustrated case, for example. Although it comprised with 4 and the internal thread 8 supported on the upper stage base 5, it is not limited.

  Further, on the upper stage base 5, a table F with suction holding means 9 for holding the substrate A supplied and placed on the upper surface is provided.

  For example, as shown in FIG. 5 to FIG. 8, as the above-mentioned suction and holding means 9, small holes are provided in the hollow table F via a connecting hose (not shown) and provided on the top plate of the table F. The group A sucks and holds the substrate A on the table F.

  In addition, parallel horizontal bar members 10 are disposed on both sides of the parallel long side edges of the table F in the left and right direction, and both bar members 10 are opposed to the long side edges of the table F by the first moving means G. It is designed to approach and slide away.

  The above-mentioned approach and separation slide slidably engages the slider 12 provided on the lower surface of the bar member 10 with the parallel guide rails 11 on the mounting table 1 as shown in FIG. The male screws 13 supported respectively on the mounting base 1 in both directions from the above are reversibly driven by the motor 14 and the female screws 15 supported on the respective bar members 10 are screwed into the male screws 13. The bar material 10 can be moved close to and away from the table to adjust its position relative to the edge of the table F.

  The table F installed on the upper stage base 5 is turned by the turning means 16 by a motor.

  The reason for pivoting the table F by the pivoting means 16 is that the alignment mark of the substrate A is read by the upper installation camera (not shown), and it is necessary to correct the parallelism of the edge with respect to the edge of the table F along with this reading. In this case, the table F is turned and corrected by the turning means 16.

  Furthermore, between the both ends of both bar members 10, there are provided a plurality of sliders 17 each of which can be position-adjusted by the second moving means H independently.

  As the second moving means H, for example, in the case shown in the drawing, the left and right positions are adjusted by independently traveling with a linear motor, but the present invention is not limited and the object may be achieved by other configurations.

  Each slider 17 is provided with a first gripping claw 18 for gripping the end material C for dividing the end material C on the long side of the substrate A.

  As shown in FIG. 4 to FIG. 6, the first gripping claws 18 are vertically moved by a pair of upper and lower pairs in one pair, and the upper side is lifted and lowered by the action of the cylinder 20 and divided (the end material C) It is supposed to be.

  At that time, the upper and lower first gripping claws 18 are inclined upward toward the tip end, and after grasping the end material C, it is twisted and divided by the upward inclination as shown in FIG. 5 to FIG.

  Naturally, the long-edge divided end pieces C are separated from the short-side end pieces C by a half cutting line B ', and the divided end pieces C fall into the chute 21 and are collected. ing.

  Of course, in the edge portion of the table F, the collision between the first gripping claw 18 and the edge of the table F when moving to the gripping position is eliminated and the collision when the first gripping claw 18 descends is eliminated. The collision avoidance means 22 is provided for this purpose.

  The collision avoidance means 22 is formed by aligning a sloped slope downward from the upper surface of the peripheral portion of the table F to the peripheral edge, and a stealth recessed portion inward from the peripheral surface of the table F.

  Further, a robot arm 24 of two arms is provided above one side of the long side edge of the table F, and the end material C of the short side edge of the substrate A is grasped and divided at the tips of both robot arms 24 A second gripping claw 25 is provided.

  As is well known, the pair of upper and lower pairs of the second gripping claws 25 is adapted to open and close the second gripping claws 25 by means of a cylinder.

Of course, at the short side edge of the table F, means for avoiding collision 26 of the second gripping claw 25 with the table F is provided.
Then, the end pieces of the long edge and the short edge of the substrate A on the table F can be separated extremely smoothly.

  Further, in the second embodiment of the present invention, there is shown a division in which a lacked portion 31 as shown in (e) of FIG. 19 is provided at the middle portion of the edge of the substrate A (at one long edge in the figure). In the substrate A, as shown in FIG. 19A, the U-shape or the trapezoid whose both ends are located at the edge cutting line B of the substrate A and the middle faces inward from the edge of the substrate A. The other arc-like contour line 32 for the lack portion 31 shown in FIG. 19 (e) is scribed, and an arc-like shape whose both ends coincide with the edge of the substrate A and a tip to divide the arc-like shape A cutting line 33 and a half cutting line 34 connecting the cutting line 33 and the outline 32 are scribed in advance.

  It should be noted that the pre-splitting cutting line 33 may also be scribed because it is easy to divide the arc into right and left.

  Furthermore, as shown in FIGS. 3, 4, 9, 10, above the front side long side edge of the table F, it is guided in the front-rear direction by the guide means 36 facing in the front-rear direction supported by the frame 35 A traveling body 38 which travels forward and backward by 37 is provided.

  As the guide means 36, a rail is provided in the frame 35 in the case of the illustration, and the slider of the traveling body 38 is engaged with the rail so that the slider can travel. The male screw 40 is supported by the frame 35 so as to be reversibly driven, and the female screw 41 is screwed into the male screw 40 and supported by the traveling body 38, and travels the traveling body 38 along with the operation of the motor 39. However, the present invention is not limited to this, and may be advanced or retreated according to other configurations.

Further, the traveling body 38 is provided with a telescopic body 42 which supports the upper end and which is movable up and down.
In the illustrated example, multistage cylinders are used as the expandable body 42. However, the expandable body having a plurality of upper and lower stages may be expanded and contracted by a linear motor or a ball screw.

  Further, at the lower end of the expandable body 42, there is provided a turning body 44 which turns 180 ° on a plane by a turning means 43 comprising a motor and switches the directions of both ends directed in the front and rear direction.

  Further, as shown in FIGS. 11 and 12, a front pressing means J of the substrate A and a cutting line 33 for cutting of the substrate A along with the lowering of the lifting and lowering mechanism K are provided on one end of the swing body 44. A pressing body L for dividing the rim portion, and not inhibiting the lowering of the pressing body L at the edge of the table F (falling through the pressing body L with the lowering of the pressing body L) ) A notch 51 is provided.

  The above-mentioned pressing means J is, as shown in FIG. 11, an upper end side of two shaft members 53 juxtaposed to an inverted L-shaped bracket 52 which descends with the extension action of the lifting means K by the cylinder attached to the turning body 44. Is attached to the lower end of the shaft 53 as a pressing means J, and both ends of the coil spring 54 fitted on the outside of the shaft 53 are attached to the bracket 52 and the pressing plate 55. Keep in touch.

  Then, the substrate A can be pressed onto the table F by lowering the pressing plate 55 by the lifting means K, and the substrate A can be pressed onto the table F in a stable state.

  Of course, the pressing plate 55 is shaped so as to press only between the front cutting line 33 and the contour 32.

  The upper surface of the edge of the substrate A is pressed by the pushing plate 57 which is lowered by the action of the cylinder 56 from the inside of the cutting line 33 of the substrate A by the action of the cylinder 56. A pressing force is applied to the upper surface of the inner portion of the cutting line 33 for cutting the substrate A to cut it.

  After the division by the pushing plate 57, the pushing plate 57 is raised and returned by the cylinder 56, and the lowering of the bracket 52 by the raising and lowering means K is released, and the pressing of the substrate A is eliminated.

  In addition, on the other end of the turning body 44, the upper and lower surfaces of the arc-shaped remaining material 61 (see (b) in FIG. 19) sandwiching the half cutting line 34 remaining inside the contour line 32 after advance division. The gripping claws 62 are provided so as to be separated from the contour line 32 by the pushing-off means M, and then they are rocked by the rocking means N and the contour line 32 together with the half cutting line 34 is provided. And the remaining material 61 is divided.

  That is, a missing portion 31 as shown in FIG. 19E can be provided inward from the edge of the substrate A along with the separation of the remaining material 61, and the separation and pressing substrate A of the end material shown in FIG. It is possible to have a recess 31 at the edge of the '.

  As shown in FIGS. 11 to 16, the upper and lower pairs of the gripping claws 62 are provided with pins 63 at both outer corners of the lower gripping claws 62. The lower gripping claws 62 are configured as pivoting means N which tilts at the time of the torsional breaking by making the pins 63 penetrate the holes 64 provided in the frame 65 so that the upper gripping claws 62 The substrate 66 can be raised and lowered by the action of a cylinder 66 mounted on the surface 65, and the upper and lower surfaces of the substrate A are held by the upper and lower gripping claws 62.

  Then, as the lower gripping claw 62 tilts (rocks) as shown in FIG. 13 to FIG. 14 through the pushing piece 67 with the extension action of the cylinder 66, the substrate A held by the upper and lower gripping claws 62 The arc-shaped remaining members 61, 61 inside the contour line 32 are torsionally separated and the half cutting line 34 is also separated.

  Further, the pushing-off means M slides both left and right remaining members 61 in the separating direction with respect to the contour line 32 when the left and right arc-shaped residues 61, 61 of the contour line 32 in the shape of the lacked portion 31 are divided. The purpose is to eliminate the occurrence of galling and cracks.

Therefore, as shown in FIGS. 15 and 16, the support hole (not shown) of the pin 72 protruding upward from the installation seat 71 of the cylinder 70 is a long hole, and both ends of the upper gripping claw 62 are directed in the left-right direction. And, by inserting the slider 74 into the inclined guide 73 which spreads to the opposite inner end side and pushing out the slider 74 as the cylinder 75 extends, the upper gripping claw 62 is pushed back in the direction away from the contour line 32. That is, the remaining material 61 gripped by the upper and lower gripping claws 62 is pushed away, and as a result, the inconvenience of generation of cracking (in association with breaking) and cracking is eliminated.
In the figure, reference numeral 78 denotes a means for pushing back (to a back return position) the upper gripping claw 62.

In the procedure as described above, the remaining part can be smoothly removed by the preceding division and the subsequent division.
Then, if the division by the left and right grip claws 62 is performed with a time difference in which one side is performed next and then the other side, division without any seriousness can be performed smoothly.

  In addition, by retracting the stretchable body 42 and retracting the rotating body 44 by the traveling means 37 so as to retract to a position where it does not get in the way, the operation of the robot arm 24 is not restricted.

A Substrate B Cutting Line B ′ Half Cutting Line C Material D Guide Means D ′ Guide Means E Travel Means E ′ Travel Means F Table G First Moving Means H Second Moving Means J Holding Means K Lifting Means L Pressurized Body M Pressed Relief means N Swing means 1 Mounting base 2 Rail 3 Slider 4 Lower base 5 Upper base 6 Motor 7 Male thread 8 Female thread 9 Suction holding means 10 Bar material 11 Guide rail 12 Slider 13 Male thread 14 Motor 15 Female thread 16 Turning means 17 slider 18 first gripping claw 19 cylinder 20 cylinder 21 chute 22 collision avoiding means 24 robot arm 25 second gripping claw 26 collision avoiding means 31 lacking portion 32 outline line 33 cutting line for cutting 34 partial cutting line 35 frame 36 guide means 37 Drive means 38 Drive body 39 Motor 40 Male thread 41 Female thread 42 Telescopic body 43 Turning means 44 Turning Body 51 Notch 52 Bracket 53 Shaft 54 Spring 55 Pressure plate 56 Cylinder 57 Push plate 61 Arc-shaped residual material 62 Gripping claw 63 Pin 64 Hole 65 Frame 66 Cylinder 67 Cylinder 68 Pushing piece 70 Cylinder 71 Installation seat 72 Pin 73 Inclined guide 74 Slider 75 cylinder

Claims (2)

  The lower base is provided so as to be traveled and guided by the guide means in the left and right direction, and is guided by the guide means in the front and rear direction on the lower base to be advanced and retreated by the traveling means, and is advanced and retreated by the traveling means An upper stage base provided, a table provided with a suction holding means which is provided on the upper stage base so as to turn on a plane by a turning means and holds a rectangular substrate placed on the upper surface, and a parallel length of the table in the left-right direction Horizontal bar members arranged in parallel on both outer sides of the edge, moving means provided so as to move the respective bar members independently toward and away from the long side edge of the table, and the bar A plurality of sliders respectively provided so as to move independently between the two ends of the material through the second moving means, and the edge end material of the substrate of the tip supported by each slider A first gripping claw for dividing and provided for grasping and division, and a dividing for disposing the parallel short edge end material of the substrate at each tip while being disposed at the outer middle portion of the one bar material It comprises a robot arm of a double arm having a second gripping claw, and a collision avoidance portion of the first gripping claw and the second gripping claw provided on the edge of the table. Separating device.   An edge line for the lacked portion from the middle of the long side edge of the substrate to the inside, and a cutting line for split for inward from the long side edge of the substrate within the outline and the closest approach of the outline and the cutting line The center traveling body which is guided by the center guide means directed to the front and back direction between the robot arms is provided with a center traveling body which is advanced and retreated by the center traveling means. The body supports the upper end and is provided with a telescopic body which is extended and retracted by elevating means, and the lower end of the telescopic body is provided with a swivel body which is pivoted 180 ° on a plane by the swivel means There is provided a pressing body for pressing the substrate and a pressing body for dividing the edge portion of the substrate from the cutting line for cutting the substrate along with the lowering of the lifting means, and the pressing member is provided at the edge of the table. Stop the descent Not only are provided, and the other end of the rotating body is provided with gripping claws for respectively holding the upper and lower surfaces of the remaining material of the half cutting line left inside the outline remaining after division by the pressing body. The edge of the substrate according to claim 1, further comprising pushing means for separating the gripping claws on both sides from the contour line and swinging means for interlocking the gripping claws so as to break and twist the grip claws. Material cutting device.

Images