| FUJI MACHINE MFG. CO., LTD. Patent applications |
| Patent application number | Title | Published |
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| 20120111776 | COMPONENT SORTING AND WASTING DEVICE IN COMPONENT MOUNTING APPARATUS - A component sorting and wasting device is provided with a plurality of waste boxes having respective IDs and arranged at predetermined locations for receiving components to be wasted therein and a component mounting mechanism being capable of picking up components from a component supply device in mounting the picked-up components on circuit boards and of sorting and wasting each of components which are recognized as being unable to be mounted on the circuit boards, in one of the waste boxes selected for the component to be wasted. | 05-10-2012 |
| 20120031952 | BOARD PRINTING SYSTEM - A board printing system is provided with a printing apparatus for printing solder paste on each board, a printing inspection apparatus for inspecting a printed state of solder paste on each board, a transfer device for transferring each board in a forward direction from an unloading portion of the printing apparatus to a loading portion of the printing inspection apparatus, a reversible feed holding device configured to be able to hold a failure board which was taken out from the loading portion of the printing inspection apparatus as a result of being judged by the printing inspection apparatus to be rejected, after feeding the failure board in a reverse direction and then, to load the failure board to the loading portion of the printing inspection apparatus by feeding the failure board in the forward direction, and a selection device for enabling the transfer device and the reversible feed holding device to be used selectively. | 02-09-2012 |
| 20120020765 | COMPONENT MOUNTING APPARATUS - In a component mounting apparatus, when one of first and second board transfer devices is performing the unloading and loading of boards, a controller operates a component placing device to mount components on a first or second board loaded by the other board transfer device. Thus, it is possible to effectively utilize the time which is taken for the unloading and the loading of either boards, for component mountings on the other board, so that the efficiency in producing boards can be enhanced. Further, since the controller executes a control so that while component mountings are performed on the first boards of M-sheets on the first board transfer device, component mountings are performed on the second boards of N-sheets on the second board transfer device, it is realized to suppress the occurrence of an intermediate stock of either boards where the first boards of the M-sheets and the second boards of the N-sheets are required. | 01-26-2012 |
| 20120020545 | COMPONENT PRESENCE/ABSENCE JUDGING APPARATUS AND METHOD - A component presence/absence judging apparatus judges the presence/absence of components through a registration step and an inspection step. The registration step includes an ante-mounting feature acquisition step, a post-mounting feature acquisition step and a classifier configuration step. At the ante-mounting and post-mounting feature acquisition steps, ante-mounting features and post-mounting features are respectively acquired from an ante-mounting image and a post-mounting image taken at each of predetermined places on an ante-mounting board and a post-mounting board. At the classifier configuration step, a classifier is configured by registering the ante-mounting features and the post-mounting features as training data to a support vector machine. Then, at the inspection step, the presence/absence of a component at each of the predetermined places on each post-mounting operation board to be inspected is judged by inputting post-mounting operation features acquired from each of the predetermined places on each post-mounting operation board to the support vector machine configured as the classifier. | 01-26-2012 |
| 20120013731 | COMPONENT PRESENCE/ABSENCE JUDGING APPARATUS AND METHOD - A component presence/absence judging apparatus judges the presence/absence of a component through a registration step and an inspection step. The registration step comprises an ante-mounting color information acquisition step, a post-mounting color information acquisition step and an inspection area determination step. Ante-mounting color information is acquired from an ante-mounting image taken at a predetermined portion on an ante-mounting board. Post-mounting color information is acquired from a post-mounting image taken at the predetermined portion on a post-mounting board. Then, a section having a large difference between both color information of the ante-mounting image and the post-mounting image is identified and is determined as an inspection area. At the inspection step, the presence/absence of the component at a predetermined place on each inspection board to be inspected is judged in dependence on the color information on the determined inspection area. | 01-19-2012 |
| 20120011714 | METHOD AND DEVICE FOR CONTROLLING BOARD STOPPING POSITION AND METHOD FOR CONTROLLING BOARD MOUNTING POSITION - A method for controlling a board stopping position comprises a calculation step for calculating an extended length of the electronic component mounted on the board and extended from the board end portion in the transfer direction by one of the electronic component mounting machines and a correcting and stopping step for correcting a stopping timing of the conveyer belt to be stopped in response to the detection signal which is outputted from the board sensor and stopping the board at the mounting position, based on the calculated extended length of the electronic component in a subsequent stage electronic component mounting machine arranged subsequent to the one of the electronic component mounting machines. | 01-19-2012 |
| 20110302776 | ELECTRONIC-CIRCUIT ASSEMBLING PROCESS AND ELECTRONIC-CIRCUIT ASSEMBLING SYSTEM - An electronic-circuit assembling process to be carried out in an electronic-circuit assembling system, for assembling an electronic circuit, by mounting electronic circuit components supplied from a component supplier, onto a circuit board, wherein the electronic circuit components includes at least one of different-property components having respective different electrical properties. The process includes: (a) a different-property-component-related information obtaining step of obtaining a different-property-component-related information including (a-i) a property-related information that enables recognition of the electrical property of the different-property component supplied from the component supplier and (a-ii) a different-property-component supply position that is a position of the component supplier supplying the different-property component, such that the different-property-component-related information is obtained by detecting the property-related information and/or the different-property-component supply position; (b) a mounting step of mounting, based on information related to the different-property-component supply position, the electronic circuit components including the different-property component, onto the circuit board; and (c) a property-related information providing step of providing the circuit board with the property-related information of the different-property component mounted on the circuit board. | 12-15-2011 |
| 20110268346 | BACK-UP PIN DEVICE AND BACK-UP PIN PLACING METHOD AND DEVICE - A plurality of indicated back-up pin devices are detachably placed on a back-up plate provided on a component mounting apparatus, to a plurality of indicated positions of the back-up plate to support a board from an under surface thereof, to which already mounted components have been mounted, when another components are to be mounted on an upper surface of the board. The back-up pin device comprises a base portion detachably placed on the back-up plate, at least one support pin erected upright on the base portion to support the board by contacting an upper end thereof with an under surface of the board and at least one of an identification mark for identifying the type of the back-up pin device and a position mark as a reference to determine a position of the base portion on the back-up plate, which is provided on the base portion. | 11-03-2011 |
| 20110265615 | INTERNAL MACHINING APPARATUS FOR HOLLOW WORKPIECE - In an internal machining apparatus for machining an internal surface of a hollow workpiece, a machining unit holding a cutting blade is configured to be inserted into the hollow workpiece. A pair of unit holding arbors which are capable of non-rotatably holding the machining unit, inserted in the hollow workpiece, at both sides thereof are respectively supported by a work head and a foot stock to advance and retract in an axial direction thereof. A turning mechanism is provided to be supplied with a drive power transmitted through the interior of one of the unit holding arbors for turning the cutting blade held on the machining unit about an axis orthogonal to an axis of the unit holding arbors. | 11-03-2011 |
| 20110258848 | COMPONENT MOUNTING APPARATUS - In a component mounting apparatus, a picking member picks components and mounts them on a board through movements of a plurality of moving members driven by motors. The apparatus is provided with a regenerative electric power control section for controlling regenerative electric power produced by regenerating a motion energy when each of the motors is decelerated; power supply sections for the motors each for exchanging electric power with the regenerative electric power control section; and a control section. When two moving members are moved, the control section begins to start and accelerate one of the two moving members in synchronized relation with a timing of beginning to decelerate and stop the other moving member and controls the regenerative electric power control section to utilize a regenerative electric power which is obtained from the motor driving the other moving member, in starting the motor which drives the one moving member. | 10-27-2011 |
| 20110225811 | Substrate-related-operation performing apparatus and substrate-related-operation performing system - A component mounting system and apparatus are provided that include a component mounting apparatus with a substrate holding device, a component supplying device, a head support portion, a mounting head and a forcing means. The mounting head is detachably attached to the head support portion. The mounting head of the system has a recording medium in which information relating to the mounting head is recorded. The system has an external storage portion that stores a plurality of batches of information relating to a plurality of mounting heads. The system further includes a recognizing portion that obtains and recognizes information from the external storage corresponding to the mounting head that is attached to the support portion. | 09-22-2011 |
| 20110132212 | SQUEEGEE DEVICE AND SCREEN PRINTING MACHINE - A squeegee device includes a squeegee that has a sliding contact portion in sliding contact with a screen mask, and that prints a solder on a circuit board through the screen mask, wherein an attack angle of the squeegee is adjustable. In the squeegee device, when adjusting the attack angle during a tooling change in which the type of circuit board is changed, positions of the sliding contact portion before and after adjustment substantially match. | 06-09-2011 |
| 20110115172 | HIGH PRECISION CHUCK WITH CENTERING FUNCTION - A chuck including: (a) a main body; (b) three slot-defining members each constituted by a member independent of the main body and defining therein a guide slot, and detachably attached to the main body; (c) three jaws each including (c-1) a fitted portion slidably fitted in the guide slot defined in the corresponding slot-defining member and (c-2) an engaging portion which projects from the fitted portion in an axial direction and which is configured to engage with a circumferential surface of an object that is to be held by the chuck; and (d) three pairs of pressing members detachably fixed to the three slot-defining members. Each pair of the three pairs of pressing members engage with the fitted portion of the corresponding jaw, for thereby preventing separation of the fitted portion of the corresponding jaw from the guide slot defined in the slot-defining member. | 05-19-2011 |
| 20100305756 | Image taking system and electronic-circuit-component mounting machine - An image taking system including: (a) a lighting device capable of changing a light emission time to various time length values; (b) an image taking device configured to take an image of a subject portion while light is being emitted by the lighting device; (c) a subject-portion moving device configured to move the subject portion relative to the image taking device, and capable of changing a movement velocity of the subject portion relative to the image taking device, to various velocity values; and (d) a control device configured, during movement of the subject portion by the subject-portion moving device, to cause the lighting device to emit the light for one of the time length values as the light emission time and to cause the image taking device to take the image, and is configured to control the movement velocity, such that an amount of the movement of the subject portion for the above-described one of the time length values is not larger than a predetermined movement amount. | 12-02-2010 |
| 20100229377 | IMAGE TAKING SYSTEM AND ELECTRONIC-CIRCUIT-COMPONENT MOUNTING MACHINE - An image taking system including: (a) a CMOS or CCD image sensor; (b) an interest-region setter configured to set regions of interest within an image taking area of the image sensor; (c) an acquiring-condition determiner configured to determine an image-data acquiring condition required for acquiring at least two image data generated in at least two of the regions of interest; and (d) an image-data acquirer configured to acquire the at least two image data. The acquiring-condition determiner includes an exposure-time determining portion configured to determine, as the image-data acquiring conditions, at least two different exposure times required for acquiring the at least two image data generated in the at least two regions of interest. The image-data acquirer includes an exposure-time-based-image-data acquiring portion configured to acquire the at least two image data, such that the acquired at least two image data are based on the at least two different exposure times. Also disclosed is an electronic-circuit-component mounting machine that includes the image taking system. | 09-16-2010 |
| 20100181848 | Linear motor, linear motor system, and electronic-circuit-component mounting machine including the linear motor - A linear motor including permanent magnets fixed on an elongate yoke such that polarities of the permanent magnets alternately change, and an armature having cores and coils wound on the respective cores, wherein each row of the permanent magnets and the armature are moved relative to each other along a straight line by application of an electric current to the coils, each core extending in a first direction perpendicular to the permanent magnet row, the cores being arranged in a second direction perpendicular to the first direction and disposed on the cores such that the coils on the cores adjacent to each other are arranged in a zigzag pattern and spaced apart from each other in the first direction, with a gap left therebetween, wherein the armature includes a heat pipe having opposite end portions one of which is inserted in the gap and the other of which extends outwardly of the gap, and fins fixed to the other end portion of the heat pipe. | 07-22-2010 |
| 20100133064 | CIRCUIT BOARD INSPECTION APPARATUS - A circuit board inspection apparatus is equipped with a plurality of lane divided sections for transferring circuit boards, a plurality of movable transfer devices disposed on the plurality of the lane divided sections and having transfer portions for transferring the circuit boards, and visual recognition positions disposed adjacent to the plurality of the lane divided sections in a Y direction. The plurality of the movable transfer devices transfer the circuit boards from the lane divided sections to the visual recognition positions. One of the movable transfer devices has a height adjustment portion that moves a corresponding one of the transfer portions in a Z direction to prevent the movable transfer device from interfering with a corresponding one of the lane divided sections, in transferring one of the circuit boards from one of the lane divided sections to one of the visual recognition positions. | 06-03-2010 |
| 20100126363 | SCREEN PRINTING MACHINE AND PRINTING UNIT - A screen printing machine prints solder on circuit boards at predetermined printing positions. The screen printing machine includes a plurality of lanes arranged in a Y direction and each having a printing position, and a housing surrounding the printing positions and having replacement access ports which open in an X direction. The X direction is a direction in which the circuit boards are transferred, the Y direction is a generally horizontal direction which is generally perpendicular to the X direction, and a Z direction is a generally vertical direction which is generally perpendicular to the X direction and the Y direction. A replacement part disposed in the plurality of lanes is replaceable from the replacement access ports during a tooling change. | 05-27-2010 |
| 20100063633 | Operation control method, operating device, and circuit-board working apparatus - A method of controlling an operation of an operating member from a first position to a second position, wherein an operating speed of the operating member is initially increased from zero while an acceleration value of the operating member is first increased from zero and then decreased to zero, and the operating speed is subsequently decreased while the acceleration value is first decreased from zero and then increased to zero, and wherein a derivative of the acceleration value of the operating member is controlled such that the derivative during an acceleration increasing time and the derivative during an acceleration decreasing time are asymmetric with respect to each other. Also disclosed in an operating device including the operating member and a control device having an asymmetric control portion configured to practice the control method. | 03-11-2010 |
| 20100050426 | SYSTEM FOR MOUNTING COMPONENTS ON BOARDS - Disclosed is a component mounting apparatus including two board transfer devices for respectively transferring circuit boards in respective directions parallel to each other and a component placing device provided with at least one component placing head for mounting the components on the boards positioned at predetermined mounting positions on the board transfer devices. Where two component placing heads are provided, they pick up components from two component supply devices and mount the picked-up components respectively on the boards loaded by the two board transfer devices. In this way, the component placing device mounts components simultaneously or alternately on two boards loaded respectively by the two board transfer devices. While one of the two board transfer devices is transferring a board thereon or while the one board transfer device is being adjusted to alter its transfer way width, one of the component placing heads for performing component mountings at the one board transfer device helps the other component placing head in performing component mountings at the other board transfer device. In a modified form, either one of the two transfer devices is used as bypass conveyor or return conveyor. | 03-04-2010 |
| 20080283191 | Tape Feeder and Electronic-Circuit-Component Supplying Apparatus - A tape feeder that enables accurate recognition of a feed hole of a carrier tape, is provided. A tape-support surface | 11-20-2008 |
