Abstract: A rotary-type circuit-component supplying apparatus including a plurality of feeders each of which stores a plurality of circuit components of a same sort and which supplies the components one by one from a component-supply portion thereof, at least one rotary table which is rotatable about a first axis line which is substantially vertical and which holds the feeders such that the respective component-supply portions of the feeders are arranged along a circle having a center on the first axis line, and a table-driving device which rotates and stops the rotary table to position the component-supply portion of each of the feeders at a predetermined component-supplying position, the feeders including at least one pendent feeder which includes a main portion which is held by the rotary table such that the main portion extends in a substantially horizontal direction, and which supports a tape-feeding mechanism which feeds a tape carrying the circuit components to the component-supply portion of the pendent feeder,

Abstract: An electronic-component supplying apparatus, including a bed with two linear guides; six tables movably supported by the guides, each table supporting electronic-component supplying cartridges such that respective component-supply portions of the cartridges are arranged along a straight line parallel to the guides, the six tables including a first group of three tables and a second group of three tables; three carriers which are movable, independent of one another, through three routes, respectively, each carrier being stopable at any position on the corresponding route, the three routes extending parallel to one another and the guides, within a carrier-movement area on the bed; engaging devices and engageable portions each of which is disengageably engageable with at least one corresponding engaging device of the engaging devices, one of (a) each of the six tables and (b) each of the three carriers supporting a corresponding one of the engaging devices, the other of (a) the each of the six tables and (b) the

Abstract: An apparatus for positioning each of a plurality of electronic component holder heads each for holding an electronic component, at a selected one of a plurality of positions of at least one stop station, including a plurality of rotary members each of which is rotatable about a common axis line and is stoppable at the at least one stop station, the electronic component holder heads being carried by the rotary members, respectively, such that each of the holder heads is movable relative to a corresponding one of the rotary members in a direction parallel to the common axis line, and (a) a circumferential position selecting device which selects, for the stop station, one of a plurality of circumferential positions which are spaced from each other in a direction of rotation of the rotary members about the common axis line, so that at least one of the rotary members is stopped at the selected circumferential position and accordingly the electronic component holder head carried by the one rotary member is position

Abstract: A system for mounting circuit components on a circuit substrate, including a supplying device which supplies the components, a supporting device which supports the substrate, component holders each for holding one component, a revolving device which revolves the holders around an axis line, and stops the holders at a component receiving position and a component mounting position predetermined on the locus of revolution of the holders, a moving device which includes a support member supporting the revolving device and moves the support member, thereby moving the revolving device to a desired position in a plane facing the supplying device and the supporting device, an elevating and lowering device which is supported by the support member and which elevates and lowers each holder at the receiving and mounting positions, a first control device which controls each holder to receive, at the receiving position, the component supplied from the supplying device and mount, at the mounting position, the component on th

Abstract: An apparatus for supporting an electric-component mounter including a substrate supporting device which supports a circuit substrate, an electric-component supplying device which supplies a plurality of electric components to be mounted on the circuit substrate, a mounting device which receives the electric components from the electric-component supplying device and mounts the electric components on the circuit substrate supported by the substrate supporting device, and a base member which supports the substrate supporting device, the electric-component supplying device, and the mounting device, the apparatus including at least one elastic member which is provided between the base member and a surface of a floor which supports the base member, and at least one damper which damps vibration of the base member and the floor surface relative to each other, the vibration resulting from elastic deformation of the elastic member.

Abstract: A system for mounting circuit components on a circuit substrate, including a circuit-substrate supporting device which supports the circuit substrate, a circuit-component mounting device which mounts, at a circuit-component mounting position, the circuit components on the circuit substrate supported by the circuit-substrate supporting device, and a circuit-substrate carry-out device which receives, from the circuit-substrate supporting device, the circuit substrate with the circuit components being mounted thereon, and carries out the received circuit substrate, the circuit substrate being transferred from the circuit-substrate supporting device to the circuit-substrate carry-out device in a direction substantially perpendicular to a plane of the circuit substrate.

Abstract: An apparatus for transferring a circuit component is presented that includes a plurality of component holders each of which includes an axial portion and a component holding portion which is provided at a lower end of the axial portion and which holds a circuit component, a rotatable body which is rotatable about an axis line thereof and which has, at respective equal distances from the axis line, a plurality of holding holes in which the respective axial portions of the component holders are fitted, respectively, such that each of the component holders is rotatable about an axis line thereof and is movable in an axial direction thereof, a drive gear which is concentric with the rotatable body and which is rotated by a desired angle by a drive source, a plurality of driven gears which are fixed to the component holders, respectively, such that each of the driven gears is concentric with a corresponding one of the component holders, the each driven gear being meshed with the drive gear, and an elevating and lo

Abstract: A system for performing an operation for a circuit substrate, including a plurality of main conveyors each of which conveys, positions, and supports a circuit substrate, the plurality of main conveyors being arranged in a direction perpendicular to a circuit-substrate conveying direction in which the each main conveyor conveys the circuit substrate, an operation performing device which performs at least one operation for the circuit substrate positioned and supported by the each main conveyor, at least one of (a) a carry-in conveyor which conveys the circuit substrate to the each main conveyor and loads the circuit substrate thereon, and (b) a carry-out conveyor which loads the circuit substrate off the each main conveyor and conveys the circuit substrate away therefrom, and a conveyor shifting device which selectively shifts the at least one of the carry-in conveyor and the carry-out conveyor to one of a plurality of shift positions at each of which the one conveyor is aligned with a corresponding one of the

Abstract: A system is provided for supplying circuit components, including tape holding devices which hold carrier tapes, respectively. Each of the tape holding devices carries circuit components at a predetermined pitch in a lengthwise direction thereof. Tape feeding devices each of which includes a component-supply portion and each of which draws a corresponding one of the carrier tapes from a corresponding one of the tape holding devices, feeds the one carrier tape at the same pitch as the predetermined pitch, and supplies each of the circuit components of the one carrier tape from the component-supply portion thereof. A first support member which supports the tape feeding devices such that the respective component-supply portions thereof, are located along a reference line. A second support member which is separate from the first support member supports the tape holding devices such that the each tape feeding device can draw the one carrier tape from the one tape holding device.

Abstract: A circuit-component transferring apparatus including a component holder which includes an axial portion and a component holding portion which is provided at a lower end of the axial portion and which holds the circuit component, a holder-holding movable member which holds the axial portion of the component holder such that the component holder is movable in an axial direction thereof and which is movable to cause the component holder to move in a direction intersecting an axis line of the axial portion thereof, a cam member which is provided above a locus of the movement of the component holder caused by the movement of the holder-holding movable member and which has a lower cam surface including a height-changing portion, a spherical cam follower which is held by an upper end of the component holder such that the spherical cam follower is rotatable in all directions and which is rollable on the lower cam surface of the cam member, and a biasing device which biases the component holder toward the cam member.

Abstract: A circuit-component transferring apparatus including a sucker which holds a circuit component by applying a negative pressure thereto; a sucker moving device which supports the sucker such that the sucker is movable upward and downward relative thereto and which moves the sucker in a direction intersecting a direction of the upward and downward movements of the sucker; an elevating and lowering device which includes a drive member and which moves the sucker upward and downward by elevating and lowering the drive member; a pressure switching valve which is supported by the sucker moving device and which includes a movable switch member; and a valve control device which is actuated by the elevating and lowering device and which is selectively placed in one of a component-sucking control state in which, when the elevating and lowering device moves the sucker downward by lowering the drive member, the valve control device moves the switch member to a negative-pressure supplying position at which the switch valve

Abstract: A ratchet device is disclosed which includes a body, a ratchet wheel rotatably supported by the body, a feed pawl having an engaging portion engageable with teeth of the ratchet wheel, a support member for holding the feed pawl, a member for biasing the feed pawl toward the wheel teeth, and a drive device for moving reciprocating the support member between two positions to place the feed pawl alternately in its fully advanced and retracted positions, so as to rotate the ratchet wheel a predetermined angle in one direction. The ratchet device further includes a stopper member for contact with the feed pawl when the pawl is placed in the fully retracted position, to thereby prevent the engaging portion of the pawl from disengaging from the teeth of the ratchet wheel.