Abstract: A robot control system according to an embodiment is a control system for a robot comprising an arm, the arm being capable of holding a tool while rotating the tool and capable of moving the tool in at least two-dimensional directions, the arm being equipped with a rotating mechanism provided for the tool. The robot control system comprises a load-acquiring unit and a control-signal-generating unit. The load-acquiring unit is configured to acquire a force measured by a force sensor configured to measure a force applied from the tool to the arm during profile copying performed on a machining object by moving the arm while a copying guide attached to the arm and a copying mold placed on the machining object are kept in contact with each other.

Abstract: According to one implementation, a drill includes the first cutting edges, the second cutting edges and a deflection reducer. The first cutting edges drill a prepared hole to a workpiece. The first cutting edges are formed in a tip side of the drill. The first point angle and each first relief angle of the first cutting edges continuously or intermittently decrease from the tip side toward a rear end side of the drill. The second cutting edges finish the prepared hole. The second cutting edges are formed at positions away in the rear end side from the first cutting edges. The second cutting edges have the second relief angles at a maximum diameter position. The deflection reducer reduces deflection of the second cutting edges. The deflection reducer is formed between the first cutting edges and the second cutting edges. The deflection reducer is inserted into the prepared hole.

Abstract: A relay state determination device includes a voltage value acquisition unit, a contact bounce time acquisition unit, and a state determination unit. The voltage value acquisition unit acquires a voltage value between one pair of contacts mutually opened and closed in a relay. The contact bounce time acquisition unit obtains a contact bounce time indicated by the one pair of contacts based on the temporal change in the voltage value after the ON instruction to the relay. The state determination unit compares the contact bounce time with a time threshold value to determine whether or not the relay 4 has deteriorated.

Abstract: A relay state determination device according to the present invention includes: a voltage value acquisition unit that measures every moment a detected voltage detected from two ends of a shunt resistor; a voltage value difference calculation unit that calculates a voltage value difference between a first voltage value of when the detected voltage becomes minimum by an armature starting displacement after a primary-side switch is turned off and a second voltage value of when secondary-side contacts are opened; and a state determination unit that determines that a relay has deteriorated when the voltage value difference falls below a predetermined threshold value.

Abstract: A relay state prediction device according to the present invention includes: a voltage value acquisition unit that measures every moment a detected voltage detected from two ends of a shunt resistor; a voltage value difference calculation unit that calculates a voltage value difference between a first voltage value of when the detected voltage becomes minimum by an armature starting displacement after a primary-side switch is turned off and a second voltage value of when secondary-side contacts are opened; a slope calculation unit that calculates a slope at which the voltage value difference decreases as the secondary-side contacts are repeatedly opened and closed in response to the primary-side switch repeatedly turning on and off; and a state prediction unit that predicts the number of openable and closable times from the present time until the voltage value difference reaches a predetermined threshold value based on the voltage value difference at the present time and the decreasing slope.

Abstract: A robot control system according to an embodiment is a control system for a robot comprising an arm, the arm being capable of holding a tool while rotating the tool and capable of moving the tool in at least two-dimensional directions, the arm being equipped with a rotating mechanism provided for the tool. The robot control system comprises a load-acquiring unit and a control-signal-generating unit. The load-acquiring unit is configured to acquire a force measured by a force sensor configured to measure a force applied from the tool to the arm during profile copying performed on a machining object by moving the arm while a copying guide attached to the arm and a copying mold placed on the machining object are kept in contact with each other.

Abstract: A control circuit for a switch device including a first switch element including a movable contact and a drive coil that controls the movable contact of the first switch element, the control circuit for returning the movable contact when the drive coil turns off the movable contact after the drive coil turns on the movable contact during supply of a source voltage from a power source, the control circuit includes a second switch element inserted between a rectifier circuit or a surge absorbing element and the first switch element, the second switch element being turned off when the supply of the source voltage is turned off. The rectifier circuit or the surge absorbing element is connected between the power source and the control circuit. The first switch element is turned off the movable contact is returned by turning off the second switch element to turn off the first switch element.

Abstract: According to one implementation, an attachment for a machining apparatus includes: a copying guide in a machining apparatus side and an air supply passage. The copying guide has a through hole for passing a tool through. The copying guide is contacted to a copying mold placed in a workpiece side. The copying guide is attached to a spindle holding and rotating the tool. The air supply passage is adapted to supply air ejected toward the workpiece side through a clearance between the tool and the through hole.

Abstract: According to one implementation, a machining apparatus includes an electromotive saw and an attaching structure. The electromotive saw cuts off a workpiece to be machined. The attaching structure attaches the saw to an arm of a robot. Further, according to one implementation, a machining method is provided. In the machining method, a machined product is manufactured by processing a composite material or a honeycomb structure with a cutting tool attached to an arm of a robot. Further, according to one implementation, a machining method is provided. In the machining method, a machined product is manufactured by processing a workpiece to be machined with a cutting tool attached to an arm of a robot. The workpiece is processed along a shape of a jig for setting the workpiece. The workpiece is processed with contacting a guide with the jig. The guide is attached to the arm.

Abstract: The disclosure provides a socket that can be held at any position on rails having different width dimensions. The socket includes a housing, which can be held on a rail that has a first side part and a second side part and extends in a first direction. The housing includes a first locking part disposed on one side of the rail in a second direction to be capable of locking the first side part in a third direction; a second locking part disposed on the other side of the rail in the second direction to be capable of locking the second side part in the third direction; and a third locking part disposed between the first locking part and the second locking part in the second direction to face the first locking part to be capable of locking the first side part of the rail in the third direction.

Abstract: The disclosure provides a socket that can be held at any position on rails having different width dimensions. The socket includes a housing, which can be held on a rail that has a first side part and a second side part and extends in a first direction. The housing includes a first locking part disposed on one side of the rail in a second direction to be capable of locking the first side part in a third direction; a second locking part disposed on the other side of the rail in the second direction to be capable of locking the second side part in the third direction; and a third locking part disposed between the first locking part and the second locking part in the second direction to face the first locking part to be capable of locking the first side part of the rail in the third direction.

Abstract: According to one implementation, a blast treatment device includes at least one nozzle that injects media toward a workpiece, a first tank that supplies the media to the at least one nozzle, a movement structure that moves the at least one nozzle and the first tank, and a second tank that supplies the media to the first tank. The second tank is not moved by the movement structure.

Abstract: According to one implementation, a blast treatment device includes an injection part and a circulating system. The injection part injects media toward a workpiece made with a composite material. The media each has a weight difference from a resinic particle dropping from the composite material. The weight difference is not less than a threshold or more than the threshold. The circulating system recovers the injected media and supplies the recovered media to the injection part. The circulating system has an impurity separation part that removes at least one of impurities and media, of which particle sizes have become small, each included in the recovered media.

Abstract: According to one implementation, a blast treatment method includes: setting a blast treatment condition for a composite material to make a degree of activation on the surface of the composite material within an appropriate range, based on reference information; and manufacturing a blast treated product by the blast treatment of the composite material under the blast treatment condition set to make the degree of the activation within the appropriate range. The reference information shows a relation between a strain amount of a test piece caused by blast treatment under a predetermined blast treatment condition and a degree of activation on a surface of a sample of a composite material by blast treatment, for activating the surface of the sample before painting or bonding, under the predetermined blast treatment condition.

Abstract: A catalyst, a hydrocarbon steam reforming catalyst, and a method for producing the same are provided. A catalytic metal containing at least Ni is supported on a composite oxide containing R, Zr, and oxygen, at a composition of not less than 10 mol % and not more than 90 mol % of R, not less than 10 mol % and not more than 90 mol % of Zr, and not less than 0 mol % and not more than 20 mol % of M (M: elements other than oxygen, R, and Zr), with respect to the total of the elements other than oxygen being 100 mol %, wherein the composite oxide has a specific surface area of 11 to 90 m2/g, and the largest peak in the wavelength range of 200 to 800 cm?1 of Raman spectrum with a full width at half maximum of 20 to 72 cm?1.

Abstract: A cutting tool cover set to a cutting tool which includes a hollow shaft body and at least one insert attached to an end face of the shaft body and cuts by bringing the insert into contact with a work while rotating the shaft body. The cutting tool cover includes: a body portion fixed to a top end portion of the shaft body; and an extension portion extended outward from the circumferential edge of the body portion in the entire circumference of the top end portion of the body portion to cover the surface of the work.

Abstract: Provided are a method for producing a composite oxide and the composite oxide. The method includes steps of: (a) preparing a Ce aqueous solution not less than 80 mol % of which Ce ions are tetravalent, and a Zr aqueous solution; (b1) mixing the Zr aqueous solution and a portion of the Ce aqueous solution to prepare a mixed aqueous solution (X1); (c1) hydrothermally processing the solution (X1); (b2) adding the remainder of the Ce aqueous solution of step (a) to a colloidal solution (Y1) of a composite salt obtained from step (c1) to prepare a colloidal solution (Y2) of a composite salt; (c2) hydrothermally processing the solution (Y2); (d) mixing a colloidal solution (Y3) of a composite salt obtained from step (c2) with an alkaline solution and a surfactant to prepare a precipitate; and (e) calcining the precipitate.