JP2010155721A - Printed board supplying device - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a printed board supplying device for extremely easily and quickly setting and conveying a board to a device body of the printed board supplying device. <P>SOLUTION: The device body 2 includes a board setting portion S in which a board bundle 4 formed by superposing many boards with the same size and shape is vertically placed. An L-shaped operation arm 7 on which a plurality of non-contacting suction pads 8 are protruded is arranged to be reciprocatively turned over a predetermined angular range. These pads which are reciprocatively turned with the operation arm suck and separate the boards, one by one, from the board bundle to convey the boards onto a conveying surface. <P>COPYRIGHT: (C)2010,JPO&INPIT

Description

  The present invention relates to a printed circuit board supply apparatus that supplies a printed circuit board used for mounting electronic components to a component mounting machine in an electronic circuit board production line.

  An electronic circuit board production line, that is, a mounting line for mounting electronic components on a printed circuit board is generally at least a printed circuit board supply device, a paste printing machine, a paste printing visual inspection device, a high-speed mounting machine, a variant mounting machine, and before reflow. The apparatus includes an appearance inspection apparatus, a reflow furnace, a post-reflow appearance inspection apparatus, a substrate storage apparatus, and the like, and these apparatuses are sequentially connected and arranged from the upstream side to the downstream side.

  This kind of conventionally known printed circuit board supply apparatus is a magazine rack having a structure in which printed circuit boards can be stored and stored in a stacked manner between opposing side walls, and the printed circuit boards stacked in this way A board is pushed out one by one by a pusher and supplied to a component mounting machine, or directly stacked using a suction transport mechanism with a plurality of suction pads, in other words, a plurality of printed boards stacked on top of each other It is known that a sheet is picked up and conveyed one by one from the top and supplied to a component mounting machine.

  In the magazine rack having the above-described structure, a plurality of steps are formed on the opposite side wall so as to face each other, and when the printed circuit boards are stored, the printed circuit boards are mounted on the many opposed steps one by one. Therefore, there are disadvantages that much labor and time must be spent, and the rack is likely to be distorted due to the load on the substrate. On the other hand, in the case where the suction conveyance mechanism as described above is provided and the directly stacked substrates are sucked and conveyed one by one from the top, dust or dust falls and the next Accidents such as sticking to one sheet, causing poor mounting results, or damaging the board due to the load of the direct stack itself occurred, and it was not easy to pick up and transport the board quickly. .

  The present invention has been made in view of the above-described drawbacks and disadvantages of the known technology, and its main purpose is to perform a setting operation and a carrying-out operation of the printed circuit board into the apparatus main body extremely easily and quickly. Therefore, an object of the present invention is to provide a printed circuit board supply apparatus that can increase the efficiency of the production line of the electronic circuit board.

  Another object of the present invention is that space can be saved, and even if space saving is achieved, a board bundle formed by stacking a relatively large number of printed boards on each other is placed vertically by hand (slightly rearwardly inclined vertically). It is an object of the present invention to provide a printed circuit board supply device that can complete a substrate setting operation simply by setting the device to (place).

  In order to solve the above-described problems, a printed circuit board supply apparatus according to the present invention includes an apparatus main body and a holding frame that holds the apparatus main body so that the apparatus main body can be moved up and down, and includes a large number of printed circuit boards accommodated inside the apparatus main body. In a printed circuit board supply apparatus that can be carried out one by one to a board carry-out position, a base bundle formed by superimposing a large number of substrates having the same size and shape on the rear portion of the apparatus main body can be placed vertically. A substrate set portion having a base plate as described above is provided, and an L-shaped operating arm is provided at a lower portion of the base plate so as to be reciprocally rotatable around a horizontal axis in the horizontal direction over a predetermined rotational angle range. A base end portion is pivotally supported, and a plurality of non-contact suction pads protrude from an inner portion between the bent portion and the free end portion of the L-shaped operating arm, and the substrate bundle is attached to the base plate. Vertically placed on top By reciprocatingly rotating the L-shaped operating arm over a predetermined rotation angle range, the suction pad sucks and separates the printed circuit boards from the substrate bundle one by one for each reciprocal rotation. It is characterized in that it can be conveyed on a pair of left and right parallel and horizontal guide rails forming a discharge surface.

  According to a second aspect of the present invention, there is provided a printed circuit board supply apparatus comprising an apparatus main body and a holding frame for holding the apparatus main body so as to be movable up and down, and a plurality of printed circuit boards accommodated in the apparatus one by one. In the printed circuit board supply apparatus that can be carried out to the carry-out position, it is possible to vertically place a board bundle that is provided at an appropriate position in the rear part of the apparatus main body and is formed by superimposing a large number of boards having the same size and shape on each other. A base plate set portion having a base plate as described above and a base end portion of the base plate set at a lower portion of the base plate set portion so as to be reciprocally rotatable around a horizontal axis in a horizontal direction over a predetermined rotation angle range. An L-shaped actuating arm, a plurality of non-contact suction pads projecting on an inner portion between the bent portion and the free end of the L-shaped actuating arm, and the L-shaped actuating arm is reciprocally rotated. Driving hand for A pair of left and right parallel and horizontal guide rails for supporting the substrate and guiding it forward in the carry-out direction, and the board on which the left and right ends of the carry-out direction are supported on the guide rail The L-shaped operating arm is reciprocally rotated over a predetermined rotation angle range in a state where the substrate bundle is vertically placed on the base plate of the substrate setting portion. Each time the reciprocating rotation is performed, the suction pad sucks one printed circuit board from the substrate bundle one by one and transports and places it on the guide rail.Then, the board placed on the guide rail is It is characterized in that it can be fed to the next step via a pusher.

  Furthermore, the printed circuit board supply apparatus according to the invention described in claim 3 is the printed circuit board supply apparatus according to claim 1 or 2, wherein the upper surface of the apparatus substrate body is opened so that the substrate bundle can be carried in from above. It is made of a frame structure, and includes a pair of left and right fixed side walls and a movable intermediate wall provided between the fixed side walls so as to be movable and displaceable in the left and right direction. The substrate set portion and the L-shaped actuating arm are arranged in a space between the fixed side wall and the fixed side wall.

  Further, in the printed circuit board supply device according to claim 4, the inner surface of the left or right fixed side wall facing the void in which the substrate setting portion and the L-shaped operating arm are disposed, and The guide rails are respectively provided on the inner side surface of the movable intermediate wall opposite to the inner wall, and the width between the two guide rails can be adjusted according to the width of the printed circuit board to be used. It is.

Furthermore, the printed circuit board supply apparatus according to the invention described in claim 5 is characterized in that, in the apparatus according to claim 1 or 2, the bending angle of the bent portion of the L-shaped operating arm is 90 °. Is.

  Since the present invention is configured as described above, according to this, the disadvantages and disadvantages of the known techniques as described above are eliminated, and the setting work and the carrying-out work of the printed circuit board into the apparatus main body are extremely simple and quick. Thus, a printed circuit board supply device that can increase the efficiency of the production line of the electronic circuit board can be obtained.

  Hereinafter, an embodiment of the present invention will be described in detail with reference to the drawings.

  In the drawings, reference numeral 1 denotes a printed circuit board supply apparatus including an apparatus main body 2 and a holding frame 3 that holds the apparatus main body 2 so as to be movable up and down. Reference numeral 4 denotes a plurality of substrates C having the same dimensions and shape. A substrate bundle 5 is a substrate setting unit having a base plate 6 that can vertically place such a substrate bundle 4. Here, the term “vertically placed” does not only mean that the substrate bundle 4 is placed vertically on the base plate 6, but the substrate bundle 4 is slightly rearward as shown in FIGS. 1 to 3. It is used as a thing including the case where it inclines diagonally.

  Reference numeral 7 denotes an L-shaped operating arm that is pivotally provided at a lower portion of the substrate set portion 5 at its base end portion 7A so as to be reciprocally rotatable around a horizontal axis in the left-right direction over a predetermined rotation angle range. A plurality of known non-contact suction pads 8 protrude from an inner portion 7D between the bent portion 7B and the free end portion 7C of the L-shaped operating arm 7.

  The L-shaped operating arm 7 is reciprocally rotated by a driving means (not shown) such as an air cylinder, and the rotation angle range is preferably 90 ° to 95 ° from the rest position. .

  Reference numeral 10 denotes a pair of left and right parallel and horizontal guide rails that support the left and right ends of the substrate in the carry-out direction. Each of the guide rails 10 is conveyed from the substrate bundle 4 onto the guide rail 9 by the non-contact suction pad 8. It is a pusher for extruding the printed circuit board C to the outside carry-out position along the guide rail.

  It should be understood that in FIGS. 1, 2, 3, and 9, the movable intermediate wall V and other various members are omitted in order to facilitate understanding of the invention.

  In the figure, M is a motor, P is a reciprocating movable plate in the front-rear direction, S is a ball screw, X is a substrate bundle supporting member, and a member having a function of supporting the substrate bundle 4 is used. F1 is a left fixed side wall, and F2 is a right fixed side wall.

  Since the printed circuit board supply apparatus according to the present invention operates as described above, it can be used to improve the efficiency of the component mounting line.

  The side schematic diagram which shows the principal part of an apparatus.   The side surface schematic diagram which shows the principal part of an apparatus main body.   Same as above   The side view which shows the internal mechanism of an apparatus main body.   Same as above   The fragmentary perspective view which shows the state by which the board | substrate was conveyed and mounted on the guide rail.   Same as above   The perspective view which shows the detail of a board | substrate set part.   The side surface schematic diagram which shows the state used by making it hold | maintain to the holding frame of a magazine rack with a main body of this invention apparatus.   The side view schematic of a common magazine rack apparatus.

DESCRIPTION OF SYMBOLS 1 Printed circuit board supply apparatus 2 Apparatus main body 3 Holding frame 4 Board bundle 5 Board set part 6 Base plate 7 L-shaped operation arm 7B Bending part 7C Free end part 7D Inner part 8 Non-contact adsorption pad 9 Guide rail 10 Pusher V Movable middle Wall C Printed circuit board

Claims (5)

  In a printed circuit board supply apparatus comprising an apparatus main body and a holding frame that holds the apparatus main body so that the apparatus main body can be moved up and down, so that a large number of printed circuit boards accommodated inside the apparatus main body can be carried out one by one to a board carry-out position. A substrate set portion having a base plate which can vertically place a base bundle formed by superimposing a plurality of substrates having the same size and shape on the rear portion of the apparatus main body is provided. An L-shaped working arm is pivotally supported at the base end of the lower arm so that the L-shaped working arm can reciprocate around a horizontal axis in the left-right direction over a predetermined rotation angle range, and the L-shaped working arm is bent. A plurality of non-contact suction pads project from an inner portion between the portion and the free end portion, and the L-shaped operating arm is set in a predetermined state in a state where the substrate bundle is vertically placed on the base plate. Over the rotation angle range By rotating, each time the reciprocating rotation is performed, the suction pad sucks and separates the printed circuit boards one by one from the substrate bundle to form a substrate discharge surface on a pair of left and right parallel and horizontal guide rails. A printed circuit board supply device configured to be transportable.   A printed circuit board supply apparatus comprising an apparatus main body and a holding frame for holding the apparatus main body so that the apparatus main body can be moved up and down, wherein a large number of printed circuit boards accommodated in the apparatus can be carried out one by one to a board carry-out position. A substrate set part having a base plate provided in a suitable position on the rear part of the main body so that a plurality of substrates having the same size and shape can be vertically stacked, and a predetermined rotation angle. An L-shaped actuating arm pivotally provided at a lower portion of the substrate set portion at a base end thereof so as to be reciprocally rotatable around a horizontal axis in the left-right direction over a range; and a bent portion of the L-shaped actuating arm; A plurality of non-contact suction pads projecting on the inner portion between the free end, a driving means for reciprocatingly rotating the L-shaped operating arm, a substrate, and a carrying-out direction thereof Guide forward A pair of parallel and horizontal guide rails for the left and right sides, and a pusher that pushes the board supported on the left and right ends of the carrying direction on the guide rails to the outside. When the L-shaped operating arm is reciprocally rotated over a predetermined rotation angle range in a state of being vertically placed on a base plate, the suction pad is moved from the substrate bundle to the printed circuit board for each reciprocal rotation. Each sheet is sucked and conveyed and placed on the guide rail, and then the substrate placed on the guide rail can be fed to the next step via the pusher. A printed circuit board supply device.   3. The printed circuit board supply apparatus according to claim 1, wherein the apparatus main body includes a frame structure having an upper surface opened so that the substrate bundle can be carried from above, and a pair of left and right fixed side walls and the fixed side walls. And a movable intermediate wall provided so as to be movable and displaceable in the left-right direction between the substrate set portion and the L-shape in a space between the movable intermediate wall and the left fixed side wall or the right fixed side wall. A printed circuit board supply device comprising an operating arm.   4. The printed circuit board supply device according to claim 3, wherein the inner surface of the left or right fixed side wall facing the space where the board setting portion and the L-shaped actuating arm are disposed faces the inner surface. A printed circuit board supply device, characterized in that the guide rails are respectively provided on the inner surface of the movable intermediate wall, and the width between the guide rails can be adjusted according to the width of the printed circuit board to be used. .   3. The printed circuit board supply device according to claim 1, wherein a bending angle of the bent portion of the L-shaped operating arm is 90 degrees.

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