Yukio Iwasaki has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
Abstract: The present invention provides a lid closing device and a lid closing method, each of which does not require a high degree of accuracy when performing a lid closing operation. A holding portion moves such that a lid is located at a position above a container. Holding of the lid by the holding portion is released at the position above the container. The lid falls to cover the container. Thus, the lid closing operation is performed.
Abstract: A dispensing apparatus that dispenses a sample into a well of a microplate, including a light emitter that emits light to the well, a light receiver that receives light emitted by the light emitter and returned from the well; and a control unit that determines whether foreign matter is present in the well based on information on the light received by the light receiver.
Abstract: There is provided an end effector that is attached to a tip end of a robot arm for providing dispensation using a pipette and a chip attached to the pipette. The pipette includes a press button configured to draw a liquid into the chip or to discharge the liquid drawn into the chip from the chip as the press button is pressed and operated. The end effector includes a holding part for holding the pipette, a motor, and a swing part that presses and operates the press button as the swing part is driven and swung by the motor.
Abstract: There is provided a rotary stocker which includes: a base; a rotary part provided on the base and rotatably connected to the base about a rotary axis extending in a vertical direction; a rotary drive device provided for rotating the rotary part; a plurality of shelves on which an object to be placed is placed, the plurality of shelves being fixed to the rotary part and being arranged in a circumferential direction about the rotary axis; and a sensor positioned outside the plurality of shelves in a radial direction of the rotary axis, the sensor capable of detecting whether the object to be placed is placed on each of the shelves positioned between the rotary axis and the sensor.
Abstract: A liquid surface detecting apparatus including: a retaining section that retains liquid as sample or reagent; a light emitter that emits light toward the liquid retained in the retaining section; an image capturing device that captures an image of the liquid retained in the retaining section; and a detecting device that detects a level of a liquid surface of the liquid retained in the retaining section based on the image of the liquid captured by the image capturing device, wherein the image capturing device is provided at a position such that the light, emitted by the light emitter and reflected by the liquid surface of the liquid, directly enters the image capturing device.
Abstract: A method of attaching a tip to a pipette, which is executed in a robot system, includes: making an end effector of a robot hold a pipette; bringing a vicinity portion of a distal end of the pipette into contact with or close to an edge of an opening formed in a base of a tip while tilting an axis direction of the pipette by a predetermined angle with respect to an axis direction of the tip; attaching the tip to the pipette by inserting the distal end of the pipette and the vicinity portion of the distal end of the pipette into the tip while raising the pipette such that the axis direction of the pipette is aligned with the axis direction of the tip; and separating the pipette and the tip attached to the pipette from the predetermined spot.
Abstract: A reagent storage arranged at a predetermined position where predetermined work is able to be performed by a robot. The reagent storage cabinet includes: a container accommodating portion including an upper-surface opening portion and accommodating a reagent container; and a storage cabinet main body including a front-surface opening portion through which the container accommodating portion is put in and pulled out and a storage space communicating with the front-surface opening portion and accommodating the container accommodating portion. In an accommodated state that is a state where the container accommodating portion is accommodated in storage cabinet main body, the upper-surface opening portion of the container accommodating portion is sealed. In a pulled-out state that is a state where the container accommodating portion is pulled out from storage cabinet main body, the robot is able to directly access, from above, a reagent in the reagent container accommodated in the container accommodating portion.
Abstract: A dispensing robot of an assay robot system includes a first contact surface oriented in a downward direction or an obliquely downward direction in a vertical direction and dispenses when the dispensing robot operates a pipette that allows a tip to be attached to a lower end of the pipette and the attached tip to be detached by pressing a tip ejector, the dispensing robot comprising: a robot arm having a hand to hold a pipette holding piece attached thereto; and a controller controls the robot arm such that the robot arm holds the pipette with the tip attached thereto by causing the hand to hold the pipette holding piece and that the robot arm is elevated and the tip ejector is pressed by bringing an upper end portion of the tip ejector of the held pipette into contact with the first contact surface from the downward direction.
Abstract: A dispensing method executed in a robot system including a pipette, a tip, a container, a liquid in the container, and a robot including a robot arm, an end effector, and a robot controller that controls the robot arm and the end effector to perform operations on the pipette and the tip, includes: making the end effector hold the pipette and the tip attached to the pipette; dipping at least a point of the tip attached to the pipette in the liquid and aspirating the liquid into the tip; bringing an outer surface of the tip attached to the pipette into contact with a part of the container, wherein the part of the container is at least one of an edge of an opening and an inside surface; and pulling the pipette and the tip attached to the pipette out of the container through the opening.
Abstract: An electronic-component inserting device includes a component gripper configured to hold a main body of an electronic component, an operating member provided to the component gripper, a lead gripper configured to grip the leads of the electronic component held by the component gripper, and a moving device configured to move the component gripper in a first direction relatively to the lead gripper. The lead gripper has a pair of fingers configured to pinch the leads from both sides in second directions perpendicular to the first direction, and a biasing member configured to bias the pair of fingers so that fingertips of the fingers are opened. The fingers are provided with acted parts on which an acting force from the operating member acts so that the fingertips of the fingers are closed.
Abstract: A component inspecting device inspects presence or absence of an abnormal state of two linear wires based on changes in the amount of received light of a first light ray and a second light ray received by a first light receiver and a second light receiver, respectively when a component is moved such that the two linear wires in the normal state block the first light ray and the second light ray in a posture wherein an arrangement direction of the two linear wires crosses optical axes of the first light ray of the first light projector and the second light ray of the second light projector. This device can detect an abnormality such as a bend or the like of linear wires by a simple configuration and a simple operation in a component having two linear wires which have axis directions parallel to each other and have different lengths.
Abstract: A workpiece reverse support device has a pair of workpiece pinching members for abutting on their respective opposing side portions of the workpiece held by the robot hand so as to pinch the workpiece and a pinching state switching unit for switching the pair of workpiece pinching members between a pinching state of pinching the workpiece and a releasing state of releasing the workpiece. In a workpiece reverse support device for supporting a face/back reverse of a workpiece in a robot hand, flexibility of its installation state, namely installation location, installation posture, or the like can be enhanced.
Abstract: Production system including a rail extending horizontally, and an articulated robot that is self-travelable along the rail parallel to an extending direction of the rail. The robot includes a carriage having at least one operating shaft configured to be driven by a servomotor and to self-travel along the rail, a slider projecting toward the rail from the carriage and configured to releasably engage with the rail, a robotic arm supported by the carriage and having at least one operating shaft driven by a servomotor and constitutes a joint, an end effector provided to a tip-end of the robotic arm, and a control unit inside the carriage configured to control the operating shafts of the robotic arm and the carriage so a control point defined in the robotic arm or the end effector reaches a target position by a collaboration of the operating shafts of the robotic arm and the carriage.
Abstract: A dual-arm robot includes a first arm and a second arm, each having a first link rotatable about a first axis, and a second link rotatably coupled to the first link and defined with an end effector attaching portion. The first link of the first arm is disposed to be separated from the first link of the second arm in an extending direction of the first axis. Further, the second link of the first arm and the second link of the second arm are disposed so as to be located between the first link of the first arm and the first link of the second arm in the extending direction of the first axis and so that the end effector attaching portions are located at substantially the same position in the extending direction of the first axis.
Abstract: A robot system including a plurality of manipulation parts used to input a command of the specified character information, configured to send the input command of the specified character information to an information processing device, including a manipulation tool unit capable of manipulating the plurality of manipulation parts of the character input device; a robot arm unit capable of holding and moving the manipulation tool unit; an imaging device; a controller including: an imaging device control section to take an image of the paper document; a character string determiner section to determine an input target of the paper document; a manipulation part position determiner section corresponding to the character string; and a robot control section controlling the arm unit so the manipulation tool unit held by the arm unit moves while manipulating the manipulation part determined by the character string determiner section in an arrangement order of the character string.
Abstract: A robot configured to perform a work to a moving workpiece is provided, which includes a first robotic arm provided at a tip end thereof with a guide tool configured to support the workpiece, a second robotic arm provided at a tip end thereof with a work tool configured to perform a specific work to the workpiece, and a control device configured to control operations of the first and second robotic arms. The control device controls the operations of the first and second robotic arms according to timing information for which the workpiece reaches a workspace of the robot so that the guide tool guides the workpiece located in the workspace into the space and the work tool performs the specific work to the workpiece guided into the space.
Abstract: A robot and a working method by the robot is capable of favorably carrying out a specific work without requiring a jig for fixing an object, such as a workpiece etc., a device for adjusting the posture of the object, etc. One example of the robot includes a first robotic arm having at a tip end a hand part according to a specific work to be performed to an object, and a second robotic arm having at a tip end a hand part according to an assisting work to assist the specific work. The first robotic arm is configured to perform the specific work to the object. The second robotic arm is configured to perform the assisting work to regulate a movement of the object in a given direction, when the first robotic arm performs the specific work.
Abstract: A transporting apparatus transports a container configured to be used by a sample analysis apparatus or a rack holding the container. The transporting apparatus may include a robotic arm that transports the container or the rack between a first sample analysis apparatus and a second sample analysis apparatus; and a base that supports the robotic arm.
Abstract: A robot includes: a restricting member configured to restrict a horizontal movement of a predetermined workpiece; and a workpiece moving member configured to generate an action for horizontally moving the workpiece. The controller performs a control operation of positioning the workpiece at a stop position in such a manner that: based on predetermined size information of the workpiece and preset stop position information of the workpiece, the restricting member is positioned at a predetermined restricting position included in the stop position for the workpiece, and the workpiece moving member acts on the workpiece and is moved toward the restricting position to horizontally move the workpiece; and the workpiece is brought into contact with the restricting member.
Abstract: A self-traveling articulated robot for working in a production factory is provided, which includes a carriage having at least two operation shafts driven by servomotors, respectively, and self-travelable in a two-dimensional plane, a robotic arm supported by the carriage and having at least one operation shaft driven by a servomotor and constituting a joint, an end effector provided to a tip portion of the robotic arm, and a control unit provided in the carriage and for controlling the operation shaft of the robotic arm and the operation shafts of the carriage to operate in cooperation with each other so that a control point defined in one of the robotic arm and the end effector reaches a target position.