JP2018160561A - Component supply apparatus, component mounting apparatus, component supply method, and manufacturing method of mounting substrate - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a component supply apparatus, a component mounting apparatus, a component supply method, and a manufacturing method of mounting substrate that can shorten a distance from a position where a component is taken out of a tray to a mounting point of a substrate.SOLUTION: A component supply apparatus (tray feeder 5) includes: a plurality of pallet storage portions 23 each for accommodating a pallet 24 for holding trays 7 in which components are stored; a projecting portion 28 projecting inwardly of the component mounting apparatus in a state where the component supply apparatus is mounted on the component mounting apparatus, having a pallet placing portion 29 on which the pallet 24 is placed on at least a part of an upper surface 29a of the pallet placing portion and components are taken out by the component mounting apparatus; a horizontal moving portion 26 for horizontally moving the pallet 24 held on the upper surface to take in and out the pallet into and from the plurality of pallet storage portions 23 and the pallet placing portion 29; and a lift portion 27 for raising and lowering the horizontal moving portion 26.SELECTED DRAWING: Figure 3

Description

  The present invention relates to a component supply apparatus that supplies components stored in a tray to a component mounting apparatus, a component mounting apparatus that includes the component supply apparatus, a component supply method, and a mounting board manufacturing method.

  A tray feeder is known as a kind of parts feeder that is mounted on a component mounting apparatus and supplies components such as semiconductor chips. This tray feeder is configured to store a pallet holding a tray storing components in each of a plurality of pallet storage units arranged in parallel in upper and lower stages. In the component mounting operation, the tray feeder mounted on the component mounting apparatus pulls out the pallet according to the mounting order and raises it to the component extraction position, and the component mounting apparatus moves the mounting head to the component extraction position and holds the pallet. The components stored in the tray are taken out and mounted on the mounting points of the substrate held by the component mounting apparatus (see, for example, Patent Document 1).

JP 2012-114324 A

  However, in the prior art including Patent Document 1, the component takeout position is at a position where the tray feeder has pulled the pallet from the pallet storage portion and raised, and it is necessary to move the mounting head to this component takeout position in the component mounting operation. . For this reason, the size of the component mounting apparatus on which the tray feeder is mounted increases, and the distance from the component take-out position to the mounting point of the board becomes long, so that the movement time of the mounting head becomes long.

  Accordingly, an object of the present invention is to provide a component supply device, a component mounting device, a component supply method, and a mounting substrate manufacturing method capable of shortening the distance from the position where components are removed from the tray to the mounting point of the substrate. .

  The component supply device according to the present invention includes a plurality of pallet storage units each storing a pallet that holds a tray in which components are stored, and the component is mounted on at least a part of the upper surface, and the component is taken out by the component mounting device. A pallet mounting portion, and a protruding portion protruding in an internal direction of the component mounting apparatus in a state where the component supply apparatus is mounted on the component mounting apparatus; and a pallet held on the upper surface is moved in the horizontal direction to A plurality of pallet storage units and a horizontal moving unit that is taken in and out of the pallet placing unit, and a lift unit that raises and lowers the horizontal moving unit.

  The component mounting apparatus according to the present invention holds a loaded board, stores pallets holding trays storing components in a plurality of pallet storage units, takes out the stored pallets, and mounts the pallet by a mounting head. A component mounting apparatus for taking out the component from a tray held by the holder and mounting the component on the held substrate, wherein the pallet is placed on at least a part of an upper surface and the component is taken out by the mounting head. And a projecting portion projecting in the direction of the held substrate, and a horizontal moving portion that moves the pallet held on the upper surface in the horizontal direction to be taken in and out of the plurality of pallet storage portions and the pallet placement portion. And a lift part for raising and lowering the horizontal movement part.

  The component supply method of the present invention is a component supply method in a component supply apparatus that is mounted on a component mounting apparatus that mounts a component on a board and supplies the component to the component mounting apparatus. A plurality of pallet storage units each storing a pallet for holding a stored tray; and a pallet mounting unit that can be moved up and down to place the pallet on at least a part of the upper surface and take out the component by the component mounting apparatus. And a plurality of pallet storage units by moving a pallet held on the upper surface in a horizontal direction and a protruding part protruding in an internal direction of the component mounting apparatus in a state where the component supply apparatus is mounted on the component mounting apparatus And a horizontally moving part that can be moved up and down to and from the pallet placing part, and any of the plurality of pallet storage parts by the horizontal moving part. Pulling out the pallet from the pallet and holding it on the upper surface of the horizontal moving part, a horizontal moving part raising step for raising the horizontal moving part holding the pallet on the upper surface, and a height of the upper surface of the horizontal moving part And the pallet placing part is placed in the state where the height of the upper surface of the pallet placing part is substantially the same and the pallet held by the horizontal moving part can be taken in and out of the pallet placing part. And a pallet placing part raising step for raising together with the horizontal moving part, and a pallet moving step for moving the pallet held on the upper surface of the horizontal moving part to the pallet placing part.

  The mounting board manufacturing method of the present invention holds a board that has been carried in, stores pallets that hold trays in which components are stored, in each of a plurality of pallet storage units, takes out the stored pallets, and uses a mounting head to A method for manufacturing a mounting board in which a component is mounted on a substrate by a component mounting apparatus that takes out the component from a tray held by the pallet and mounts the component on the held board, wherein the component mounting apparatus includes at least a part of an upper surface. The pallet is placed on the pallet, and the component can be taken out by the mounting head. The pallet placement part can be moved up and down, the protruding part protruding in the direction of the held substrate, and the pallet held on the upper surface in the horizontal direction. And a horizontally moving part that can be moved up and down to move in and out of the pallet storage part and the pallet placing part. A pallet pulling step for pulling out the pallet from any of the plurality of pallet storage units by the moving unit and holding it on the upper surface of the horizontal moving unit, and a horizontal moving unit for raising the horizontal moving unit holding the pallet on the upper surface The ascending step, the height of the upper surface of the horizontal moving part and the height of the upper surface of the pallet placing part are substantially the same, and the pallet held by the horizontal moving part can be taken in and out of the pallet placing part In this state, the pallet placing part raising step for raising the pallet placing part together with the horizontal moving part, and the pallet for moving the pallet held on the upper surface of the horizontal moving part to the pallet placing part A moving step and a part for taking out a component from the tray held by the pallet moved to the upper surface of the pallet placing part and mounting the component on the held substrate; Characterized in that it comprises a mounting step.

  According to the present invention, it is possible to shorten the distance from the position where components are removed from the tray to the mounting point of the board.

The top view of the component mounting apparatus of one embodiment of this invention The fragmentary sectional view of the component mounting apparatus of one embodiment of the present invention Configuration explanatory diagram of a tray feeder according to an embodiment of the present invention Configuration explanatory diagram of a tray feeder according to an embodiment of the present invention Configuration explanatory view of the vicinity of the protruding portion of the tray feeder according to the embodiment of the present invention (A) (b) Explanatory drawing of the cross-sectional shape of the engaging part of the tray feeder of one embodiment of this invention The block diagram which shows the structure of the control system of the component mounting apparatus of one embodiment of this invention The flowchart which shows the manufacturing method of the mounting board | substrate in the component mounting apparatus of one embodiment of this invention The flowchart which shows the transfer method to the components extraction position of the pallet in the tray feeder of one embodiment of this invention The flowchart which shows the transfer method to the pallet storage part of the pallet in the tray feeder of one embodiment of this invention (A) (b) (c) Explanatory drawing of the process of the transfer to the components picking position of the pallet in the tray feeder of one embodiment of this invention (A) (b) (c) Explanatory drawing of the process of the transfer to the components picking position of the pallet in the tray feeder of one embodiment of this invention (A) (b) Process explanatory drawing of the transfer from the components picking position of the pallet in the tray feeder of one embodiment of this invention Structure explanatory drawing of 2nd Example of the tray feeder of one embodiment of this invention

  Hereinafter, an embodiment of the present invention will be described in detail with reference to the drawings. The configuration, shape, and the like described below are illustrative examples, and can be appropriately changed according to the specifications of the component mounting apparatus and the component supply apparatus (tray feeder). Below, the same code | symbol is attached | subjected to the element which respond | corresponds in all the drawings, and the overlapping description is abbreviate | omitted. In FIG. 1 and a part to be described later, as a biaxial direction orthogonal to each other in a horizontal plane, an X direction (horizontal direction in FIG. 1) in the substrate transport direction and a Y direction (vertical direction in FIG. 1) orthogonal to the substrate transport direction. Is shown. 2 and a part to be described later, the Z direction (vertical direction in FIG. 2) is shown as the height direction orthogonal to the horizontal plane. The Z direction is a vertical direction or an orthogonal direction when the component mounting apparatus is installed on a horizontal plane.

  First, the configuration of the component mounting apparatus 1 will be described with reference to FIGS. 1 and 2. In FIG. 1, a substrate transport mechanism 2 is arranged in the X direction on the upper surface of a base 1a. The board transport mechanism 2 transports the board 3 as a component mounting target, and positions and holds it at a work position by the component mounting mechanism described below. Component supply units 4A and 4B for supplying components to be mounted on the substrate 3 are disposed on both sides of the substrate transport mechanism 2.

  A tray feeder 5 is detachably disposed in the component supply unit 4A, and a plurality of tape feeders 6 are detachably disposed in the component supply unit 4B. The tray feeder 5 supplies the component D to the mounting head by moving the tray 7 in which the component D is stored in a grid arrangement to the component picking position P (see FIG. 2) by the component mounting mechanism. The tape feeder 6 feeds the component D to the component mounting mechanism by pitch-feeding the carrier tape holding the component D.

  A Y-axis beam 8 provided with a linear motor drive mechanism is disposed in the Y direction at one end of the base 1a in the X direction. Similarly, two X-axis beams 9A and 9B each having a linear motor driving mechanism are coupled to the Y-axis beam 8 so as to be movable in the Y direction corresponding to the component supply units 4A and 4B, respectively. Mounting heads 10A and 10B are mounted on the X-axis beams 9A and 9B, respectively, so as to be movable in the X direction by a linear drive mechanism. Each of the mounting heads 10 </ b> A and 10 </ b> B includes a plurality of unit transfer heads 11. A suction nozzle 11a (see FIG. 2) is replaceably attached to the lower end of each unit transfer head 11.

  By driving the Y-axis beam 8 and the X-axis beam 9A, the mounting head 10A moves horizontally between the component supply unit 4A and the substrate 3 held by the substrate transport mechanism 2, and the component D stored in the tray 7 is obtained. Is sucked and held by the suction nozzle 11a and mounted on the mounting point of the substrate 3. By driving the Y-axis beam 8 and the X-axis beam 9B, the mounting head 10B moves horizontally between the component supply unit 4B and the substrate 3, and sucks the component D from the carrier tape pitch-fed by the tape feeder 6. It is picked up by 11a and taken out and mounted on the mounting point of the substrate 3. Therefore, the Y-axis beam 8, the X-axis beams 9A and 9B, and the mounting heads 10A and 10B are mounted by the component mounting mechanism 12 (see FIG. 7). ).

  In FIG. 1, a substrate recognition camera 13 is attached to a plate 9a to which mounting heads 10A and 10B are attached. The board recognition camera 13 moves integrally with the mounting heads 10A and 10B. As the mounting heads 10A and 10B move, the substrate recognition camera 13 moves above the substrate 3 positioned by the substrate transport mechanism 2, images a substrate mark (not shown) provided on the substrate 3, and captures the substrate. 3 position is recognized. A component recognition camera 14 is disposed between the component supply units 4A and 4B and the substrate transport mechanism 2. When the mounting heads 10 </ b> A and 10 </ b> B holding the component D move above the component recognition camera 14, the component recognition camera 14 images these components D. By recognizing the imaging result, identification and position recognition of the component D in the state held by the mounting heads 10A and 10B are performed.

  FIG. 2 shows a state in which the tray feeder 5 is mounted on the component supply unit 4A. The tray feeder 5 includes a base portion 20 that is movable on the work floor by wheels 21. On the upper surface of the base portion 20, a feeder main body portion 22 is disposed on the operation side by the operator OP. The feeder main body portion 22 is provided with a plurality of pallet storage portions 23 in upper and lower stages. Each pallet storage unit 23 stores a pallet 24 that holds one or more trays 7 on the upper surface. That is, the pallet 24 holding the tray 7 in which the part D is stored is stored in each of the plurality of pallet storage units 23.

  A front frame 25 extending in the vertical direction from the upper surface of the base portion 20 is disposed on the front surface side of the feeder main body portion 22 (on the component mounting apparatus 1 side). On the back side of the front frame 25 (on the feeder main body 22 side), a lift unit 27 that moves the horizontal movement unit 26 up and down (arrow a) is provided. The lift part 27 raises and lowers the horizontal movement part 26 to position it at the height position of each pallet storage part 23. The horizontal moving unit 26 is positioned at the height position of the pallet storage unit 23 (see FIG. 3), and the pallet 24 is pulled out from the pallet storage unit 23 and the upper surface of the horizontal movement unit 26 (hereinafter, “horizontal moving unit upper surface 26a”). The pallet 24 held on the horizontal movement unit upper surface 26a is stored in the pallet storage unit 23.

  In FIG. 2, the front side of the front frame 25 (the component mounting apparatus 1 side) is protruded toward the inside of the component mounting apparatus 1 with the tray feeder 5 (component supply apparatus) mounted on the component mounting apparatus 1. The protruding portion 28 is detachably disposed. A pallet placing portion 29 is disposed inside the protruding portion 28. The pallet placing portion 29 is movable in the vertical direction (Z direction) along the slider 30 disposed inside the protruding portion 28.

  The pallet placement unit 29 has substantially the same height as the horizontal movement unit upper surface 26a and the height of the upper surface of the pallet placement unit 29 (hereinafter referred to as “pallet placement unit upper surface 29a”). The pallet 24 held by the pallet 24 is moved up and down together with the horizontal movement unit 26 in a state where the pallet 24 can be taken in and out of the pallet placement unit 29 (hereinafter referred to as “upper surface matching state”). In this state of coincidence with the upper surface, the pallet 24 held by the horizontal movement unit 26 is moved and placed on at least a part of the upper surface 29a of the pallet placement unit. That is, the horizontal moving unit 26 moves the pallet 24 held on the horizontal moving unit upper surface 26 a in the horizontal direction, and puts it in and out of the plurality of pallet storage units 23 and the pallet mounting unit 29.

  In FIG. 2, when the lift unit 27 moves up the horizontal moving unit 26 holding the pallet 24 and the upper surface coincides, the horizontal moving unit 26 and the pallet mounting unit 29 are integrally raised to the part removal height position. To do. Then, the horizontal moving part 26 moves the pallet 24 held by the horizontal moving part upper surface 26a to the pallet placing part upper surface 29a, so that the pallet 24 is taken out of the parts D stored in the tray 7 by the mounting head 10A. Positioned at position P.

  In the component mounting operation, the mounting head 10A picks up the component D from the tray 7 in this state by the suction nozzle 11a, and moves (arrow b) to the substrate 3 positioned and held at the operation position of the substrate transport mechanism 2. Mounted on the mounting point of the substrate 3. In this way, at least a part of the pallet 24 is moved to the pallet placement unit upper surface 29 a and the component take-out position P is brought close to the substrate 3, thereby moving the component D from the tray 7 and mounting it on the substrate 3. The distance can be shortened. As a result, the mounting time can be shortened.

  As described above, the protruding portion 28 protrudes toward the inside of the component mounting apparatus 1 in a state in which the tray feeder 5 (component supply apparatus) is mounted on the component mounting apparatus 1, and at least a part of the pallet mounting portion upper surface 29 a. The pallet 24 is placed on the pallet 24 and the component mounting apparatus 1 takes out the component D.

  In FIG. 2, a pallet exchanging section 31 is provided in a region different from the pallet storage section 23 in the feeder main body section 22 (here, above the uppermost pallet storage section 23). On the pallet exchanging section 31, a pallet 24 for holding the tray 7 that has run out of parts is placed for exchanging the tray. The upper surface side of the pallet exchanging part 31 is covered with the ceiling part of the feeder main body part 22. An open / close cover 32 for loading / unloading the pallet 24 to / from the pallet exchanging unit 31 is provided on the front side of the feeder main body 22 (on the operation side by the operator OP). During the component mounting operation, the opening / closing cover 32 is in a closed state.

  When it is necessary to replace the tray 7 held on the pallet 24 in the process of executing the component mounting operation, the horizontal moving unit 26 holding the pallet 24 is brought to the height position of the pallet replacing unit 31 by the lift unit 27. The pallet 24 is moved to the pallet exchanging unit 31. Then, the operator OP opens the opening / closing cover 32, takes out the pallet 24 from the pallet exchanging section 31, and performs tray exchange for exchanging the empty tray 7 in which the parts are cut out with another tray 7. The pallet 24 after the tray replacement is placed again on the pallet replacement part 31 via the opening / closing cover 32, and is moved to a predetermined pallet storage part 23 or a parts pick-up position P by the horizontal movement part 26 and the lift part 27.

  In FIG. 2, the component mounting apparatus 1 includes a main body control device 15. The tray feeder 5 includes a feeder control unit 33. When the tray feeder 5 is mounted on the component mounting apparatus 1, the feeder controller 33 is electrically connected to the main body controller 15 (see FIG. 7). The component mounting operation by the component mounting apparatus 1 is controlled by the main body control device 15. The movement operation of the pallet 24 in the tray feeder 5 is controlled by the feeder controller 33.

  Next, the detailed configuration and function of the tray feeder 5 will be described with reference to FIGS. FIG. 3 is a schematic view of the tray feeder 5 as viewed from the side (X direction). For convenience, the cover in front of the tray feeder 5 and the protruding portion 28 (the front side in the drawing), and the front side of the protruding portion 28 are shown. The slider 30 is not shown. Each of the pallet storage sections 23 provided in multiple stages in the feeder main body section 22 corresponds to a storage address (here, the order of (1) (2) (3)... doing. By specifying this storage address, it is possible to specify the storage position in which each pallet 24 holding the tray 7 is stored in the feeder main body 22.

  Next, the structure of the lift part 27 is demonstrated with reference to FIG. 3, FIG. A front frame 25 erected on the upper surface of the base portion 20 is provided with a lift portion 27 configured to rotationally drive a feed screw 35 screwed to the nut member 34 by an elevating drive motor 36. The nut member 34 is coupled to a horizontal pallet holding plate 37 that constitutes the horizontal moving portion 26. The horizontal moving unit 26 (pallet holding plate 37) is moved up and down by driving a lift drive motor 36. At this time, by specifying the storage address assigned to each pallet storage unit 23, the horizontal movement unit 26 can be positioned at the height position of the pallet storage unit 23 corresponding to the storage address. Further, the horizontal moving unit 26 can be positioned also at the part extraction height position or the pallet replacement unit 31 height position.

  The horizontal moving unit 26 slides and moves the pallet 24 along the upper surface (horizontal moving unit upper surface 26a) of the pallet holding plate 37 by driving a slide drive motor 38 disposed on the lower surface side of the pallet holding plate 37 ( Arrow c). As shown in FIG. 4, a horizontal moving unit slide guide 39 is arranged on the horizontal moving unit upper surface 26 a in the Y direction (direction approaching / separating from the pallet storage unit 23). A slide member 40 is fitted to the horizontal moving portion slide guide 39 so as to be slidable in the Y direction. The slide member 40 is reciprocally movable along the horizontal moving portion slide guide 39 by a moving mechanism (not shown) using a slide drive motor 38 as a drive source.

  The slide member 40 includes a locking portion 40 a that can lock the locked portion 24 a provided at the front end portion of the pallet 24. The pallet 24 is stored in the pallet storage part 23 in a state in which the locked part 24a protrudes in the pull-out direction so that the locking part 40a can be locked. On the horizontal movement unit upper surface 26 a, horizontal movement unit guide members 41 for guiding the movement of the pallet 24 in the Y direction are provided on both sides of the horizontal movement unit slide guide 39. With the horizontal moving portion 26 positioned at the height position of the pallet storage portion 23, the pallet 24 is locked by the locking portion 40a, and the slide member 40 is reciprocated in the Y direction. It is taken in and out from the storage unit 23.

  In FIG. 4, a pallet placing part slide guide 42 is disposed on the pallet placing part upper surface 29a. The pallet placing part slide guide 42 is integrated with the horizontal moving part slide guide 39 in a state where the upper face is coincident, and the slide member 40 (locking part 40a) is reciprocated between the horizontal moving part upper face 26a and the pallet placing part upper face 29a. Can exercise. In addition, pallet placement portion guide members 43 for guiding the movement of the pallet 24 in the Y direction are provided on both sides of the pallet placement portion slide guide 42 on the pallet placement portion upper surface 29a. At least a part of the pallet 24 is placed on the pallet placing part 29 by moving the latching part 40a holding the pallet 24 from the horizontal moving part 26 to the pallet placing part 29 in a state where the upper surfaces coincide.

  Next, the configuration of the protruding portion 28 will be described with reference to FIGS. The protruding portion 28 is mounted on the upper portion on the front side of the front frame 25 by a housing portion 44 including a bottom portion 44a, a front side wall 44b, and left and right side walls 44c. The bottom 44a is a substantially rectangular plate extending in the horizontal direction. The front side wall 44b extends upward from the outer edge of the bottom 44a opposite to the front frame 25. The left and right side walls 44c extend upward from outer edges on both sides (left and right) in the X direction of the bottom portion 44a. The pallet placing part 29 is disposed inside the housing part 44. When the housing 44 is mounted on the front frame 25, the front frame 25 side and the upper part are opened so as not to interfere with the loading and unloading of the pallet 24 into and out of the pallet mounting unit 29 and the lifting operation of the pallet mounting unit 29. Has a structure.

  A slider 30 extending in the Z direction is disposed on the opposing surfaces of the left and right side walls 44c. The pallet placing part 29 moves up and down along the slider 30. Near the center below the pallet mounting part 29, a pallet mounting part extending part 45 extending downward from the pallet mounting part 29 is disposed. In the pallet placing part extending part 45, a receiving plate 46 is disposed at a position facing the front side wall 44b. A fixed portion 47 having a rotation shaft 47a extending in the X direction is disposed on the front side wall 44b. The fixed portion 47 is provided with a swing member 48 that swings about the rotation shaft 47 a as a swing center and whose tip abuts against the upper surface of the receiving plate 46.

  The sliding member 48 is urged in a direction to push the receiving plate 46 downward by an elastic body such as a torsion coil spring (not shown). That is, the pallet placing part 29 is urged downward by the urging part including the receiving plate 46, the fixing part 47, the swinging member 48, and the elastic body. The urging portion may be configured to urge the pallet placement portion 29 downward. For example, the urging portion is biased by a tension coil spring that connects the upper surface of the bottom 44a of the housing portion 44 and the pallet placement portion extending portion 45. It may be a configuration that supports. The pallet placing part 29 is at a height position where the lower part of the pallet placing part extending part 45 interferes with the upper surface of the bottom part 44a of the casing part 44 in a state where no force is applied from the outside other than the force by the urging part ( Hereinafter, it is called “pallet placing portion standby height position”).

  3-5, the pallet mounting part side engaging part 49 extended | stretched to the feeder main body part 22 side is arrange | positioned by the feeder main body part 22 side of the pallet mounting part extending | stretching part 45. As shown in FIG. On the front frame 25 side below the horizontal moving unit 26 (on the side opposite to the feeder main body 22 side), a horizontal moving unit extending unit 50 extending downward from the horizontal moving unit 26 is disposed. On the front frame 25 side of the horizontal moving part extending part 50, a horizontal moving part side engaging part 51 extending to the front frame 25 side is disposed.

  The positions in the X direction of the pallet placing portion side engaging portion 49 and the horizontal moving portion side engaging portion 51 coincide with each other, and the tip side of the pallet placing portion side engaging portion 49 is viewed from above (Z direction). A part of the front end side of the horizontal moving portion side engaging portion 51 is disposed at a position where they overlap each other. As a result, when the horizontal moving part 26 rises from below, the upper part of the horizontal moving part side engaging part 51 contacts the lower part of the pallet placing part side engaging part 49 waiting at the pallet placing part standby height position. Engage in contact (see FIG. 6). When the horizontal moving part 26 further rises in a state where the horizontal moving part side engaging part 51 is in contact with the pallet placing part side engaging part 49, the pallet placing part 29 rises together with the horizontal moving part 26.

  When the horizontal movement unit 26 is lowered from the state where the pallet placement unit 29 is above the pallet placement unit standby height position, the pallet placement unit 29 is lowered together with the horizontal movement unit 26. Then, after the pallet placing part 29 reaches the pallet placing part standby height position, when the horizontal moving part 26 further descends, the horizontal moving part side engaging part 51 is separated from the pallet placing part side engaging part 49. To do. Thus, the horizontal moving part 26 has the horizontal moving part side engaging part 51, the pallet placing part 29 has the pallet placing part side engaging part 49, and the horizontal moving part 26 moves up and moves horizontally. When the part side engaging part 51 engages with the pallet placing part side engaging part 49, the pallet placing part 29 moves up and down together with the horizontal movement part 26.

  6A and 6B show cross sections of the pallet placement portion side engaging portion 49 and the horizontal moving portion side engaging portion 51 in the WW cross section shown in FIG. In FIG. 6A, an abutting portion 51 a whose upper end is narrowed is formed on the upper portion of the horizontal moving portion side engaging portion 51. A concave portion 49a having a shape opposite to that of the contact portion 51a is formed in the lower portion of the pallet placement portion side engaging portion 49. When the horizontal moving part 26 rises (arrow d), the contact part 51a of the horizontal moving part side engaging part 51 comes into contact with and engages with the concave part 49a of the pallet placing part side engaging part 49 (FIG. 6B). )).

  In this example, the cross-sectional shape of the contact portion 51a in the ZX plane is an upwardly convex triangle. That is, the horizontal moving part side engaging part 51 has a contact part 51a that contacts the pallet placing part side engaging part 49, and the upper part of the contact part 51a is narrower than the lower part of the contact part 51a. With this shape, it is possible to prevent foreign matters such as the component D falling from the tray 7 from staying in the contact portion 51a and being sandwiched between the contact portion 51a and the recessed portion 49a and malfunctioning of the tray feeder 5. The abutting portion 51a may be any shape as long as the upper portion is narrower than the lower portion.

  4 and 5, a wedge portion 52 is disposed below the pallet placement portion side engaging portion 49. The wedge portion 52 is connected to the rod 53a of the cylinder 53 disposed in the pallet placing portion extending portion 45 on the opposite side to the feeder main body portion 22. The cylinder 53 moves the rod 53a in and out of the Y direction by compressed air or electromagnetic force. Thereby, the wedge part 52 protrudes to the feeder main body part 22 side, returns to the inner side of the protruding part 28, and reciprocates.

  When the cylinder 53 protrudes the rod 53a and the wedge part 52 protrudes toward the feeder main body part 22 with the horizontal moving part side engaging part 51 and the pallet placing part side engaging part 49 engaged, It engages with a wedge receiving portion 51b provided on the side surface of the horizontal moving portion side engaging portion 51 opposite to the feeder main body portion 22 (see FIG. 12B). The wedge part 52 holds the horizontal moving part side engaging part 51 by engaging with the wedge receiving part 51 b and sandwiching the horizontal moving part side engaging part 51 together with the pallet placing part side engaging part 49. To do.

  That is, the wedge part 52 and the cylinder 53 are provided in the pallet placing part 29, and the other side engaging part is engaged with the other side engaging part (horizontal moving part side engaging part 51). It becomes a holding part to hold. The holding unit can hold the horizontally moving unit 26 and the pallet placing unit 29 that move up and down. In addition, the holding unit and the urging unit reduce vibration generated by an impact or the like when the suction nozzle 11a sucks the component D of the tray 7 during the component mounting operation, and prevents a problem that the component D jumps out of the tray 7. be able to.

  Next, the configuration of the control system of the component mounting apparatus 1 will be described with reference to FIG. The component mounting apparatus 1 includes a main body control device 15, a storage unit 60, a mechanism drive unit 61, a board recognition camera 13, a component recognition camera 14, an input unit 62, and a display unit 63. In addition, a tray feeder 5 and a tape feeder 6 are attached to the component mounting apparatus 1. In a state where the tray feeder 5 is mounted on the component mounting apparatus 1, the feeder control unit 33 included in the tray feeder 5 is electrically connected to the main body control apparatus 15.

  The main body control device 15 refers to various data stored in the storage unit 60 and controls the following units to cause the component mounting apparatus 1 to execute a component mounting operation. The storage unit 60 stores mounting data 60a, pallet information data 60b, and the like. The mounting data 60a is data for executing a component mounting operation for the substrate 3, and component data indicating the component type to be mounted on the substrate 3, position data of mounting points on the substrate 3, and a sequence indicating the mounting order. Data etc. are included.

  In FIG. 7, the pallet information data 60b includes information on the pallet 24 in the tray feeder 5 or the pallet 24 taken out from the pallet exchanging unit 31 for the tray exchanging operation. The pallet information data 60b includes information on the part D (part type, part ID, number of remaining parts, etc.) stored in the tray 7, the pallet 24 holding the tray 7, and the location of the pallet 24 (in the pallet storage unit 23). Information such as a storage address, a component take-out position P, a pallet exchanging unit 31, and the outside of the tray feeder 5 is associated with information for specifying the pallet 24 and stored.

  Based on the mounting data 60a and the pallet information data 60b, the main body control device 15 specifies the pallet 24 that holds the tray 7 that stores the component D supplied by the tray feeder 5, and supplies a component D supply instruction to the component mounting operation. Each time it transmits to the tray feeder 5. The mechanism drive unit 61 is controlled by the main body control device 15 to drive the board transport mechanism 2 and the component mounting mechanism 12. As a result, the component mounting operation is continuously performed on the plurality of substrates 3 by the component mounting apparatus 1. The input unit 62 is an input device such as a keyboard, a touch panel, or a mouse, and is used when an operation command or data is input. The display unit 63 is a display device such as a liquid crystal panel, and displays various information such as an operation screen for operation by the input unit 62.

  In FIG. 7, the tray feeder 5 includes a feeder control unit 33, a feeder storage unit 64, a horizontal movement unit 26, a lift unit 27, and a cylinder 53. The feeder control unit 33 refers to the supply instruction transmitted from the main body control device 15 and various data stored in the feeder storage unit 64, and controls the following units to execute a component supply operation. Further, after receiving the supply instruction from the main body control device 15, the feeder control unit 33 can supply the component D by positioning the pallet 24 holding the tray 7 storing the instructed component D at the component extraction position P. When the state is reached, a preparation completion report is transmitted to the main controller 15.

  The feeder storage unit 64 stores pallet information data 64a and the like. The pallet information data 64a is information equivalent to the pallet information data 60b stored in the storage unit 60 provided in the component mounting apparatus 1. The pallet information data 64a stored in the feeder storage unit 64 and the pallet information data 60b stored in the storage unit 60 are transmitted to each other via the feeder control unit 33 and updated accordingly. Based on the pallet information data 64a, the feeder control unit 33 identifies the pallet 24 that holds the tray 7 that stores the component D instructed by the main body control device 15, and the pallet 24 such as the storage address of the pallet storage unit 23 is specified. Identify where.

  Next, a mounting substrate manufacturing method for mounting the component D on the substrate 3 by the component mounting apparatus 1 will be described along the flow of FIGS. 8 to 10 with reference to FIGS. In the component mounting apparatus 1, the mounting substrate is manufactured by mounting the component D supplied from the tray feeder 5 and the tape feeder 6 on the substrate 3. Hereinafter, in the component mounting apparatus 1 to which the tray feeder 5 is mounted, a mounting substrate manufacturing method in which the component D is taken out from the tray 7 held by the pallet 24 by the mounting head 10A and mounted on the substrate 3 will be described.

  In FIG. 8, first, the board transport mechanism 2 of the component mounting apparatus 1 transports the board 3 carried from the upstream apparatus to the work position and positions and holds it (ST1: board carry-in process). Next, the feeder control unit 33 controls to transfer the pallet 24 holding the tray 7 for supplying the component D instructed by the main body control device 15 to the component extraction position P (ST2: component extraction position transfer step). Next, the main body control device 15 takes out the component D from the tray 7 held by the pallet 24 moved to the upper surface of the pallet mounting portion 29 (pallet mounting portion upper surface 29a) and mounts it on the held substrate 3 (ST3: component) Mounting process).

  Next, the main body control device 15 determines whether or not all the operations for mounting the component D (corresponding component) of the tray 7 held at the component take-out position P on the substrate 3 held at the work position have been completed (ST4). : Applicable component mounting end determination process). When there is an unmounted mounting point (No in ST4), the component mounting process (ST3) is executed and the corresponding component is mounted at the unmounted mounting point. When the mounting operation of the corresponding component on the board 3 is completed (Yes in ST4), the feeder control unit 33 controls to transfer the pallet 24 at the component take-out position P to the vacant pallet storage unit 23 (ST5: Pallet storage part moving process).

  Next, the main body control device 15 determines whether or not all the scheduled components D are mounted on the board 3 held at the work position (ST6: mounting completion determination step). When there is an unmounted component D (No in ST6), the process returns to the component take-out position transfer step (ST2) and mounting of the next component D is executed. When all the components D are mounted (Yes in ST6), the process returns to the board carry-in step (ST1), the mounting board on which all the components D are mounted is unloaded from the component mounting apparatus 1, and then the component mounting target The board | substrate 3 which becomes is carried in.

  Next, according to the flow of FIG. 9, the details of the method of transferring the pallet 24 to the component extraction position (component extraction position transfer step (ST2)) in the tray feeder 5 (component supply device) mounted on the component mounting apparatus 1. explain. First, the feeder control unit 33 controls the lift unit 27 to move the horizontal moving unit 26 to the height position of the pallet storage unit 23 in which the pallet 24 to be transferred to the component picking position P is stored (see FIG. 3). Next, the feeder control unit 33 controls the horizontal moving unit 26 to move the locking unit 40a toward the pallet 24 stored in the pallet storage unit 23 (arrow e in FIG. 11 (a)). 40 a is locked to the locked portion 24 a of the pallet 24.

  Next, the feeder control unit 33 controls the horizontal moving unit 26 to move the locking unit 40a that locks the pallet 24 to the horizontal moving unit upper surface 26a (arrow f in FIG. 11B). Is drawn out to the upper surface 26a of the horizontal moving part (ST11: pallet drawing step). That is, the pallet 24 is pulled out from any of the plurality of pallet storage units 23 by the horizontal moving unit 26 and is held on the upper surface of the horizontal moving unit 26 (horizontal moving unit upper surface 26a). Next, the feeder control unit 33 controls the lift unit 27 to raise the horizontal moving unit 26 holding the pallet 24 on the horizontal moving unit upper surface 26a (arrow h in FIG. 12A) (ST12: horizontal moving unit ascending step). ).

  In the process of ascending the horizontal moving part 26, the horizontal moving part side engaging part 51 comes into contact with and engages with the pallet placing part side engaging part 49 at the pallet placing part standby height position (FIG. 12A). )). In this state, the height of the horizontal movement unit upper surface 26 a and the height of the pallet placement unit upper surface 29 a are substantially the same, and the pallet 24 held by the horizontal movement unit 26 can be taken in and out of the pallet placement unit 29. The top surface matches. When the horizontal moving part 26 is further raised (arrow i in FIG. 12B) in a state where the horizontal moving part side engaging part 51 and the pallet placing part side engaging part 49 are engaged, The placement unit 29 rises together with the horizontal movement unit 26 (ST13: pallet placement unit raising step).

  While the pallet placing unit 29 is lifted together with the horizontal moving unit 26, the feeder control unit 33 controls the cylinder 53 to move the wedge unit 52 (arrow j in FIG. 12B) to make it horizontal. Engage with the wedge receiving part 51b of the moving part side engaging part 51 to hold the horizontal moving part side engaging part 51 (ST14: engaging part holding step).

  Further, while the pallet placing part 29 is lifted together with the horizontal moving part 26, the feeder control part 33 controls the horizontal moving part 26 and the locking part 40a for locking the pallet 24 is placed on the pallet. The pallet 24 held on the upper surface of the horizontal movement unit 26 (horizontal movement unit upper surface 26a) is moved to the placement unit upper surface 29a (arrow g in FIG. 11C, arrow k in FIG. 12B). It is moved to the placement unit 29 (ST15: pallet moving step). That is, the pallet moving process (ST15) is started during the pallet placing part raising process (ST13). Thereby, the time for transferring the pallet 24 to the component pick-up position P can be shortened.

  Note that the engaging portion holding step (ST14) may be started after the pallet moving step (ST15) is started. Thus, the pallet 24 moves to the component removal position P (see FIG. 12C), so that the distance from the position where the component D is removed from the tray 7 to the mounting point of the substrate 3 can be reduced. It should be noted that the height at which the horizontal moving unit 26 stops rising is the component stored in the tray 7 so that the suction height (component extraction height position) at which the suction nozzle 11a sucks the upper surface of the component D is constant. It is set according to the height of D.

  Next, according to the flow of FIG. 10, details of the method of transferring the pallet 24 to the pallet storage unit 23 (pallet storage unit transfer step (ST5)) in the tray feeder 5 (component supply device) mounted on the component mounting apparatus 1. Will be described. First, the feeder control unit 33 controls the horizontal movement unit 26 to move the pallet 24 on the pallet placement unit upper surface 29a to the horizontal movement unit 26 (arrow m in FIG. 13A) (ST21: horizontal movement unit movement). Process).

  Next, the feeder control unit 33 controls the lift unit 27 to lower the horizontal moving unit 26 (arrow n in FIG. 13A) (ST22: horizontal moving unit lowering step). When the horizontal moving part 26 is lowered, the horizontal moving part side engaging part 51 pulls down the pallet placing part side engaging part 49 or the wedge part 52 (holding part), and the peristaltic member 48 pushes down the receiving plate 46. Due to (arrow p in FIG. 13A), the pallet placing part 29 is lowered together with the horizontal moving part 26 in an integrated state on the upper surface.

  When the pallet placing unit 29 is lowered to the pallet placing unit standby height position, or before reaching the pallet placing unit standby height position, the feeder control unit 33 controls the cylinder 53 to provide the wedge unit 52. Is moved in the direction of the cylinder 53 (arrow q in FIG. 13A) to release the holding of the horizontal moving portion side engaging portion 51 (ST24: engaging portion holding releasing step). When the horizontal movement unit 26 descends to the height position of the pallet storage unit 23 that stores the pallet 24 (arrow r in FIG. 13B), the feeder control unit 33 controls the horizontal movement unit 26 to control the upper surface of the horizontal movement unit. The pallet 24 held by 26a is stored in the pallet storage part 23 (ST25: pallet storage process).

  Next, a second embodiment of the tray feeder 70 will be described with reference to FIG. The tray feeder 70 of the second embodiment is different from the tray feeder 5 of the first embodiment in that the wedge portion 73 is disposed on the horizontal moving portion 26 side. With this change, the shapes of the pallet placing portion side engaging portion 71 and the horizontal moving portion side engaging portion 72 are also different from those of the first embodiment. The wedge portion 73 is reciprocated in the Y direction by the cylinder 74 provided in the horizontal moving portion extending portion 50 (arrow s). A wedge receiving portion that engages with the wedge portion 73 is formed on the side surface of the pallet placing portion side engaging portion 71. The wedge part 73 and the cylinder 74 are a holding part for holding the pallet placing part side engaging part 71 in a state where the pallet placing part side engaging part 71 and the horizontal moving part side engaging part 72 are engaged. Become.

  That is, the tray feeder 5 and the tray feeder 70 hold the mating engagement portion in a state in which at least one of the horizontal moving portion 26 and the pallet placing portion 29 is engaged with the mating engagement portion. It has a holding part. As described above, in the tray feeder 70 of the second embodiment, the cylinder 74 is moved to the horizontal moving unit 26, so that the projecting portion 75 is supplied with an active motor or cylinder that needs to be supplied with electricity or compressed air. Part can be excluded. Thereby, the structure of the protrusion part 75 can be simplified, and attachment / detachment of the protrusion part 75 to the tray feeder 70 can be facilitated.

  As described above, the component mounting apparatus 1 according to the present embodiment includes the pallet mounting unit 29 on which the pallet 24 is mounted on at least a part of the pallet mounting unit upper surface 29a and the component D is taken out by the mounting head 10A. And a protruding portion 28 protruding in the direction of the held substrate 3 and a pallet 24 held on the upper surface 26a of the horizontal moving portion are moved in the horizontal direction to be put in and out of the plurality of pallet storage portions 23 and the pallet mounting portions 29. The horizontal movement part 26 which performs and the lift part 27 which raises / lowers the horizontal movement part 26 are provided. Thereby, the distance from the position where the component D is taken out from the tray 7 to the mounting point of the substrate 3 can be shortened, and the component mounting time can be shortened.

  The component supply device, the component mounting device, the component supply method, and the mounting substrate manufacturing method of the present invention have an effect that the distance from the position where the component is taken out from the tray to the mounting point of the substrate can be shortened. This is useful in the field of mounting on a substrate.

DESCRIPTION OF SYMBOLS 1 Component mounting apparatus 3 Board | substrate 5, 70 Tray feeder (component supply apparatus)
7 Tray 10A Mounting Head 23 Pallet Storage Unit 24 Pallet 26 Horizontal Movement Unit 26a Horizontal Movement Unit Upper Surface (Horizontal Movement Unit Upper Surface)
27 Lift part 28, 75 Projecting part 29 Pallet placing part 29a Pallet placing part upper surface (upper surface of pallet placing part)
49, 71 Pallet placing part side engaging part 51, 72 Horizontal moving part side engaging part 51a Abutting part 52, 73 Wedge part (holding part)
53, 74 Cylinder (holding part)
D parts

Claims (17)

A plurality of pallet storage units each storing a pallet for holding a tray in which parts are stored;
An internal direction of the component mounting device with a pallet mounting portion for mounting the pallet on at least a part of the upper surface and taking out the component by the component mounting device, with the component supply device mounted on the component mounting device A protruding portion protruding into the
A horizontal movement unit that moves a pallet held on the upper surface in a horizontal direction and puts it in and out of the plurality of pallet storage units and the pallet placement unit;
A component supply apparatus comprising: a lift unit that moves the horizontal moving unit up and down.   In the pallet placing part, the height of the upper surface of the horizontal moving part is substantially the same as the height of the upper surface of the pallet placing part, and the pallet held by the horizontal moving part is taken in and out of the pallet placing part. The component supply device according to claim 1, wherein the component supply device is moved up and down together with the horizontal movement unit in a state where it is possible.   3. The component supply device according to claim 2, wherein the horizontal movement unit starts moving the pallet into and out of the pallet mounting unit while moving up and down together with the pallet mounting unit. . The horizontal moving part has a horizontal moving part side engaging part,
The pallet placing part has a pallet placing part side engaging part,
When the horizontal moving part is raised and the horizontal moving part side engaging part is engaged with the pallet placing part side engaging part, the pallet placing part moves up and down together with the horizontal moving part. The component supply device according to any one of claims 1 to 3.   At least one of the horizontal moving part and the pallet placing part has a holding part that holds the mating engagement part in a state of being engaged with the mating engagement part. The component supply apparatus according to claim 4. The horizontal movement part side engagement part has a contact part that contacts the pallet placement part side engagement part,
The component supply apparatus according to claim 4, wherein an upper portion of the contact portion is narrower than a lower portion of the contact portion.   The component supply apparatus according to claim 1, wherein the protruding portion is detachable from the component supply apparatus. A pallet that holds a substrate that has been carried in and holds a tray in which components are stored is stored in each of a plurality of pallet storage units, the stored pallets are taken out, and the components are removed from the tray held by the pallet by a mounting head. A component mounting apparatus for taking out and mounting on the held substrate,
A pallet mounting part on which the pallet is mounted on at least a part of the upper surface and the component is taken out by the mounting head; and a protruding part protruding in the direction of the held substrate;
A horizontal movement unit that moves a pallet held on the upper surface in a horizontal direction and puts it in and out of the plurality of pallet storage units and the pallet placement unit;
A component mounting apparatus comprising: a lift unit that raises and lowers the horizontal moving unit.   In the pallet placing part, the height of the upper surface of the horizontal moving part is substantially the same as the height of the upper surface of the pallet placing part, and the pallet held by the horizontal moving part is taken in and out of the pallet placing part. The component mounting apparatus according to claim 8, wherein the component mounting apparatus is moved up and down together with the horizontal movement unit in a state where it is possible.   10. The component mounting apparatus according to claim 9, wherein the horizontal movement unit starts moving the pallet into and out of the pallet mounting unit while moving up and down together with the pallet mounting unit. . The horizontal moving part has a horizontal moving part side engaging part,
The pallet placing part has a pallet placing part side engaging part,
When the horizontal moving part is raised and the horizontal moving part side engaging part is engaged with the pallet placing part side engaging part, the pallet placing part moves up and down together with the horizontal moving part. The component mounting apparatus according to any one of claims 8 to 10.   At least one of the horizontal moving part and the pallet placing part has a holding part that holds the mating engagement part in a state of being engaged with the mating engagement part. The component mounting apparatus according to claim 11. The horizontal movement part side engagement part has a contact part that contacts the pallet placement part side engagement part,
The component mounting apparatus according to claim 11, wherein an upper portion of the contact portion is narrower than a lower portion of the contact portion. A component supply method in a component supply apparatus that is mounted on a component mounting apparatus that mounts a component on a board and supplies the component to the component mounting apparatus
The component supply device includes:
A plurality of pallet storage units each storing a pallet for holding a tray in which parts are stored;
A pallet mounting section that allows the pallet to be mounted on at least a part of the upper surface and to be taken out by the component mounting apparatus; and wherein the component supply apparatus is mounted on the component mounting apparatus. A protruding portion protruding in the internal direction of the mounting device;
A horizontally movable part that can be moved up and down to move the pallet held on the upper surface in the horizontal direction and put it in and out of the plurality of pallet storage parts and the pallet placing part,
A pallet pulling step for pulling out the pallet from any of the plurality of pallet storage units by the horizontal moving unit and holding it on the upper surface of the horizontal moving unit;
A horizontal moving part raising step for raising the horizontal moving part holding the pallet on the upper surface;
In a state in which the height of the upper surface of the horizontal moving unit and the height of the upper surface of the pallet mounting unit are substantially the same, and the pallet held by the horizontal moving unit can be taken in and out of the pallet mounting unit. A pallet placing part raising step for raising the pallet placing part together with the horizontal moving part;
And a pallet moving step of moving the pallet held on the upper surface of the horizontal moving part to the pallet placing part.   The component supply method according to claim 14, wherein the pallet moving step is started during the pallet placing portion raising step. A pallet that holds a substrate that has been carried in and holds a tray in which components are stored is stored in each of a plurality of pallet storage units, the stored pallets are taken out, and the components are removed from the tray held by the pallet by a mounting head. A method of manufacturing a mounting board in which components are mounted on a substrate by a component mounting apparatus that is taken out and mounted on the held substrate,
The component mounting apparatus includes:
A pallet mounting part that can be moved up and down to place the pallet on at least a part of the upper surface and take out the component by the mounting head; and a protruding part protruding in the direction of the held substrate;
A horizontally movable part that can be moved up and down to move the pallet held on the upper surface in the horizontal direction and put it in and out of the plurality of pallet storage parts and the pallet placing part,
A pallet pulling step for pulling out the pallet from any of the plurality of pallet storage units by the horizontal moving unit and holding it on the upper surface of the horizontal moving unit;
A horizontal moving part raising step for raising the horizontal moving part holding the pallet on the upper surface;
In a state in which the height of the upper surface of the horizontal moving unit and the height of the upper surface of the pallet mounting unit are substantially the same, and the pallet held by the horizontal moving unit can be taken in and out of the pallet mounting unit. A pallet placing part raising step for raising the pallet placing part together with the horizontal moving part;
A pallet moving step of moving the pallet held on the upper surface of the horizontal moving unit to the pallet placing unit;
And a component mounting step of taking out a component from a tray held by the pallet moved to the upper surface of the pallet placing portion and mounting the component on the held substrate.   The method for manufacturing a mounting board according to claim 16, wherein the pallet moving step is started during the pallet placing portion raising step.

Images