37results about How to "Warranty limitations" patented technology

The invention provides a singular position avoidance method, system and device, and a computer readable storage medium which are used for controlling a six-joint robot to cross a singular position from a track starting point to move to a track end point. The method comprises the following steps: when the six-joint robot moves to a singular region comprising the singular position, one axis is selected from the three axes related to the singular position for interpolation processing; the positions of the other two axes in the three axes related to the singular position are obtained, and the error functions related to the positions of the other two axes in the three axes related to the singular position are enabled to be the minimum; and according to the positions of the three axes related tothe singular position, the positions of the three axes, except the three axes related to the singular position, in the six-joint robot are obtained. According to the embodiment of the invention, highreal-time performance and low calculation amount are achieved, and no reduction of the Cartesian speed at the tail end, and high track precision in the whole movement process can be ensured.

The invention provides a deep sea hydraulic station. The deep sea hydraulic station comprises a box body, a radial pump, a direct-current brushless motor, a stacked three-position four-way electromagnetic reversing valve, a stacked hydraulic control one-way valve, a stacked overflow valve, a hydraulic cylinder, an energy accumulator, a pressure sensor, a direct-acting overflow valve and an integrated block plug-in overflow valve. The radial pump, the direct-current brushless motor, the stacked three-position four-way electromagnetic reversing valve, the stacked hydraulic control one-way valve,the stacked overflow valve, the energy accumulator, the pressure sensor, the direct-acting overflow valve and the integrated block plug-in overflow valve are all located in the box body. The deep seahydraulic station has the advantages of being compact in structure, good in sealing performance, stable, safe and capable of adapting to the special deep sea environment.

The invention provides a novel adjustable type underreaming drill bit used for a well. The drill bit includes a lifting main body, an underreaming wing main body, a bottom plate, a central positioningshaft and a limit main body; the central positioning shaft is coaxially sleeved by the lifting main body; one end of the underreaming wing main body is hinged to the lower side of the lifting main body, and the other end of the underreaming wing main body is hinged to the upper surface of the bottom plate; the lower end of the central positioning shaft vertically and coaxially penetrates throughthe bottom plate; the lower end of the central positioning shaft is coaxially provided with an inserting tip; and the limit main body vertically passes through the lifting main body. By adoption of the underreaming drill bit, the novel adjustable type underreaming drill bit can meet hole expanding requirements of drilling hole diameters of various specifications, enables a work progress of a continuous hole expanding operation to be shortened, enables the service life of the entire underreaming drill bit to be prolonged, and can ensure a good accurate opening angle of an underreaming wing to improve the hole expanding quality and effectively avoid cost loss.

The invention relates to the technical field of garbage hoisting, in particular to a limiting garbage hoist. A hoisting hook of the limiting garbage hoist cannot cause damage with a tackle during a hoisting process. The limiting garbage hoist comprises the pulley trolley; a hoisting rod base is mounted on the pulley trolley; a hoisting rod is mounted on the hoisting rod base; a winch device is mounted on the hoisting rod; the tackle is mounted at the top end of the hoisting rod; the hoisting hook is connected with the tackle and the winch device through hoisting ropes; the limiting garbage hoist is characterized in that the tackle comprises a pulley mounting frame; three pulleys are mounted on the pulley mounting frame from top to bottom; the three pulleys are in triangular arrangement; a connecting rod which is arranged in an inclined downward manner is mounted on a wheel axle of the pulley at the lowest end; a limiting cover is mounted at the bottom of the connecting rod; a groove which is matched with the top of the hoisting hook is formed in the lower end of the limiting cover; a hanging rope through hole is formed in the top of the groove.

The invention belongs to the field of grinding equipment, and specifically discloses casting grinding equipment. The casting grinding equipment includes a first conveyor belt and a second conveyor belt for transporting castings, and a grinding mechanism is arranged between the first conveyor belt and the second conveyor belt; the grinding mechanism includes a base, the upper surface of the base isa circular-arc-shaped concave cavity, an arc-shaped through slot is formed in the concave cavity, and a grinding ring with a frosted inner surface is rotatably disposed on the concave cavity; the outer surface of the grinding ring is provided with a circle of secondary gears which can extend into the through slot, a motor is mounted on the inner wall of the base, and the output end of the motor is provided with a main gear meshed with the secondary gears; symmetric supporting rods are fixedly arranged on the side wall of the base, and stop levers which can limit the castings are fixedly installed on the supporting rods; and lifting tables are further arranged between the first conveyor belt and the second conveyor belt and the base. According to the casting grinding equipment, the castings can be automatically ground without manual operation, the efficiency is high, and time is saved.

The invention discloses a virtual character control method and device, a storage medium and an electronic device. The method comprises the steps that in the process that a first client side logged inby a first account runs a racing game, a first switching groove and a first switching button which are used for mode switching are displayed on the first client side under the condition that mode switching is allowed by the first account and a second account; when the energy value in the first switching groove is greater than or equal to a first preset threshold value and the first switching button is pressed down, the first switching button is turned off; an operation mode of the first virtual character in a round of racing game is switched from a first operation mode to a second operation mode on the first client, and the operation mode of the second virtual character in the round of racing game is switched from the second operation mode to the first operation mode. The technical problemof low control efficiency of the virtual racing car in the prior art is solved.

The invention discloses an intelligent control system of electromechanical equipment. The system comprises a man-machine operation module, a biologic characteristic extraction module, an identity recognition module, a central controller, a physical model establishment module, a virtual actuator, a virtual sensor, a control command demonstration module and a control command confirmation module, wherein the virtual actuator feeds back results to the control command demonstration module through cyclic execution of analysis; the control command demonstration module automatically extracts data to the vertical sensor; and the virtual sensor automatically displays the data. The system disclosed by the invention is characterized in that multiple modes of input manners are adopted, and use becomes much more convenient; input of each command carries identity authentication information, so that limiting of a system control permission is guaranteed, and input of each control command is traceable; and control command demonstration shall be carried out before output confirmation of each commend, so that mistakes of control commend output can be effectively avoided, and each control commend becomes visualized.

The invention relates to the technical field of cosmetics, and discloses quantitative adjustable filling equipment for cosmetics processing and production. The quantitative adjustable filling equipment comprises a conveying belt, wherein a fixed block comprises a variable resistor and a rubber mat, a metal ball which corresponds to the variable resistor is arranged on one end, which is close to the fixed block, of a sliding rod, a second metal block which corresponds to a first lantern ring is arranged in the first lantern ring, a first magnetic block is arranged on the upper part of a slidingblock, an antiskid post is connected to the first magnetic block, a second magnetic block is connected to the upper end of a tapered column, and a coil is arranged on the inner side of the upper partof a fixed frame. The first magnetic block is pushed to drive the sliding block to extrude a third spring by virtue of a magnetic field on the generating side of the coil, the position of the slidingblock in the fixed frame is different according to different electric currents in the coil, so that the amplitude of up-and-down movement of a piston head on a quantifying cylinder, and the problemsof low practicability, poor filling accuracy, high working strength and inapplicability of filling cosmetics of different sizes of existing filling equipment are solved by adopting the structure.

The invention discloses an intelligent controller for a diesel vehicle preheating system, which includes a man-machine operation module, a temperature sensor, a humidity sensor, a pressure sensor, an arc sensor, a central controller, a control command preview module, a heating device, a refrigeration device, and a ventilation device. The alarm device, the temperature sensor is set separately from the cooling device and the heating device, the humidity sensor is set separately from the ventilation device, and the data is converted into a chart form by the data processing unit and stored in the data storage module. This specific implementation adopts multiple input modes, which greatly facilitates the use, and the input of each command has its own identity authentication information, which ensures the limitation of system control authority on the one hand, and makes the input of each control command It is traceable; each command needs to preview the control command before confirming the output, thus avoiding the error of the control command output and making each control command visible.

The invention discloses a vacuum platform for a printing machine and a using method of the vacuum platform, and relate to the technical field of printing machines. The vacuum platform for the printing machine comprises a main body platform, a supporting structure and a suction cup structure, the main body platform is fixed on a lifting workbench, the supporting structure comprises supporting ejector pins, and the suction cup structure comprises a PCB suction cup, a first steel mesh suction cup and a second steel mesh suction cup. When the vacuum platform is used, a PCB is jacked up through the supporting ejector pins, so that a gap is formed between the PCB and the inner bottom surface of a tool jig, and the PCB is prevented from being influenced by deformation of the bottom surface of the tool jig; then the PCB is adsorbed through the PCB suction cup, so that the PCB is tightly attached to the supporting ejector pins, and movement of the PCB is limited; a steel mesh is adsorbed through the first steel mesh suction cup and the second steel mesh suction cup, so that the steel mesh can be tightly and seamlessly attached to the PCB, then the phenomena of tin connection, tin shortage and the like of the PCB in the printing process are avoided, and the printing quality of the PCB can be effectively guaranteed.

The invention belongs to the technical field of pipe machining equipment, and particularly relates to curve bending equipment for secondary machining of pipes. The curve bending equipment comprises adevice body, wherein a supporting platform, a first supporting block, a second supporting block and an adjusting platform are connected to the device body in a sliding mode; a transmission mechanism is arranged on the device body; the supporting platform is connected with the device body through a first electric push rod; the first supporting block and the second supporting block are both connected with the device body through a second electric push rod; the supporting platform is fixedly connected with supporting seats and a mounting seat; the inner walls of the supporting seats are fixedly connected with clamping blocks through telescopic rods; and the telescopic rods are sleeved with springs. According to the curve bending equipment, the supporting platform is arranged on the device body, and is connected with the device body through the first electric push rod, so that the supporting platform can be selectively retracted into the device body according to whether a pipeline needs tobe heated or not during use of the equipment, and the supporting seats and the mounting seat do not block the placement of the pipeline during bending of a pipeline which does not need to be heated.

The invention discloses a foldable and openable writing board which comprises a writing board main body, a tray, a rotating head, a plug pin and a handrail. The writing board main body is installed on the tray, the rotating head is connected with the tray and the handrail, a first arc-shaped groove and a second arc-shaped groove are formed in the two sides of the rotating head, a protrusion is arranged on the tray, a roller pin is arranged on the handrail, the protrusion and the roller pin are inserted into the first arc-shaped groove and the second arc-shaped groove respectively, the tray rotates relative to the rotating head through the protrusion and the first arc-shaped groove, the rotating head rotates relative to the handrail through the roller pin and the second arc-shaped groove, the plug pin is installed on the rotating head, and a limiting hole matched with the plug pin is formed in the tray. The limiting hole is provided with an inclined plane groove, and the plug pin enters the limiting hole from the inclined plane groove. The writing board has the advantages that the rotating angle and distance of the tray and the rotating head can be controlled, excessive rotation is avoided, friction between writing board mechanisms can be avoided, and use in production and life is facilitated.

The invention discloses a mechanical and chemical reaction furnace with good stability. The mechanical and chemical reaction furnace comprises a bottom frame, water pipes, thread rods, sleeve rods, aconvex block and a groove, wherein a limiting body is movably arranged above the bottom frame, and limiting screws are arranged at the left end above the limiting body; universal wheels are arranged under the bottom frame; the water pipes are arranged in the limiting body, and fixed frames are arranged under the left ends of the water pipes; fixing screws are arranged at the left ends above the fixed frames; the thread rods penetrate through the bottom frame, hand wheels are fixedly arranged at the upper ends of the thread rods, and telescopic shafts are arranged at the lower ends of the thread rods; the sleeve rods are arranged at the left end and the right end under the bottom frame; bases are fixedly arranged under the telescopic shafts; the convex block is arranged under the limiting body; the groove is reserved at the upper part of the inner part of the bottom frame. The mechanical and chemical reaction furnace with good stability disclosed by the invention has the advantages thatthe stability is better, the movability can be achieved and the mechanical and chemical reaction furnace can be helped for dissipating heat and the like.

The circuit breaker pole or poles comprise a movable contact means with a support carrier movable with respect to the frame between an open position and a closed position and one or more contact fingers movable with respect to the support carrier between a contact position and a retracted position. Electromagnetic compensation means are designed to apply electromagnetic forces on the contact finger or fingers tending to keep the contact finger or fingers in contact with the stationary contact means. Electromagnetic limiting means are designed to apply electromagnetic forces on the contact finger or fingers tending to drive the finger or fingers to their retracted position. The electromagnetic compensation means and the electromagnetic limiting means are such that when the current intensity flowing in the movable contact means is under a threshold called the limiting threshold, the finger or fingers are kept in contact with the stationary contact means, and that above said threshold, the finger or fingers are driven to their retracted position. The resultant of the forces applied by the carrier on the kinematic connecting means when the current intensity flowing in the movable contact means reaches the limiting threshold is under the ultrafast opening threshold.

The invention discloses an energy-saving printing and dyeing device using wind power. A first cavity is formed in a first box body, a second cavity is formed in a second box body, and a first conveying pipe is connected between the first box body and the second box body; a stirring box is mounted at the upper end of the second box body, a second conveying pipe is connected between the stirring boxand the second box body, a second feeding pipe is mounted at one side of the stirring box, a first motor is mounted on the stirring box, and a first stirring shaft is mounted at the portion, in the stirring box, of the first motor; the stirring box is provided with a first limiting shaft sleeve, the first stirring shaft penetrates through the first limiting shaft sleeve, and first stirring bladesare mounted at the outer periphery of the first stirring shaft; a plurality of nozzles are arranged at the portion, in the second cavity, of the second conveying pipe, the first box body is providedwith a second limiting shaft sleeve, a second stirring shaft penetrates through the interior of the first limiting shaft sleeve, a fan blade mounting shaft is mounted on the second stirring shaft, fanblades are mounted on the fan blade mounting shaft, and second stirring blades are mounted at the portion, in the first cavity, of the second stirring shaft. The energy-saving printing and dyeing device improves the efficiency and quality of printing and dyeing.