37results about How to "Tension real-time monitoring" patented technology

The invention relates to a tension adjusting device and method for steel wire ropes of a bidirectional traction type rail transport machine. The adjusting device comprises a tension adjusting mechanism and a control system, wherein the tension adjusting mechanism comprises a motor, a lead screw, a lead screw nut and a tension sensor, an output shaft of the motor is connected with the lead screw, the lead screw nut is connected onto the lead screw, one end of the tension sensor is connected with the lead screw nut, the other end of the tension sensor is connected with a mounting base of a winch in the bidirectional traction type rail transport machine, and the mounting base is connected with a supporting frame fixed on the ground through a linear sliding mechanism; the control system comprises a signal feedback unit, a control unit, an execution unit and a power supply, the signal feedback unit consists of the tension sensor, and the execution unit consists of the motor. With the adoption of the adjusting device, the tension of the steel wire ropes can be adjusted automatically in real time, so that the steel wire ropes are in the optimal tensioned state all the time.

The invention provides a tension control device for a zero-degree belt layer winding process. The tension control device comprises a winding displacement assembly, a driving system and a tension detecting system. The winding displacement assembly comprises a winding displacement frame, and the winding displacement frame is sequentially provided with a guide wheel, a first transition wheel, a powerwheel, a tension wheel, a second transition wheel and a third transition wheel from a rubber material inlet. The first transition wheel, the tension wheel and the third transition wheel are distributed on the upper area of the front side of the winding displacement frame, and the power wheel and the second transition wheel are distributed on the lower area of the front side of the winding displacement frame. A rubber material passes through the lower side of the guide wheel, is wound around the first transition wheel, goes out from the lower side of the power wheel, then is wound around the upper side of the power wheel, passes out from the lower side of the second transition wheel, and finally passes out from the upper side of the third transition wheel and enters a winding head. The driving system comprises a servo motor and a transmission assembly, and the servo motor drives the power wheel to run through the transmission assembly. The tension detection system comprises a sensing assembly and a detecting assembly, and the sensing assembly is connected with the tension wheel so as to be stressed in the vertical direction. The detecting assembly comprises a base plate and a sensor, the upper surface of the base plate abuts against the sensing assembly, the sensor is fixed to the lower surface of the base plate, and the sensing assembly applies vertical stress to the sensor through the base plate.

The invention discloses an intelligent control system and an intelligent control method of a multi-specification tubular continuous annealing furnace, belonging to the technical field of intelligent control. Technical analysis and improvement are performed on the conventional continuous annealing furnace device; original single devices are rationally disassembled respectively; a plurality of groups of auxiliary push rollers, guide rollers, wire separation wheels and wire arrangement rods are additionally arranged on one set of equipment to form a continuous annealing production line capable of realizing simultaneous treatment and production of wires of multiple specifications; the annealing production line is intelligently controlled; temperature sensors are additionally arranged on the annealing furnace and a drying furnace to intelligently control the annealing and drying temperature. According to the system and the method, the annealing treatment on various wires of different specifications can be simultaneously completed on the same set of annealing equipment, and zero-tension annealing of the wires in the annealing furnace can be kept, so that the wires are prevented from being lengthened after being heated and softened, stable linear diameter is guaranteed, the equipment investment is reduced and the production cost is reduced; meanwhile, the automation degree is high, and remote monitoring and intelligent control can be realized.

The invention discloses a system and method for intelligently controlling tube continuous annealing furnaces, belonging to the technical field of intelligent control. The system disclosed by the invention is formed through carrying out a technical improvement on an existing annealing device, and respectively carries out intelligent control on an auxiliary push roller drive motor, a guide roller drive motor, a take-up reel drive motor and a winding displacement control module; a temperature sensor is respectively added on an annealing furnace and a drying furnace so as to intelligently control the annealing and drying temperatures; and the control processes are all implemented by parameter input, a display module or a computer, thereby achieving the purpose of remote monitoring and control. According to the invention, a situation that wires run in zero tension in the annealing furnace can be ensured, thereby avoiding that the wires are stretched after being softened by heating; the wires subjected to annealing can achieve an effect of constant-tension take-up, and the temperature control precision of the drying furnace and the annealing furnace is high, therefore, a situation that the wires running in the furnaces are always in an optimal recrystallization state is ensured, and the energy-saving effect is good; and the system and method disclosed by the invention are high in degree of automation, and realize remote monitoring and intelligent control.

The invention discloses a tension monitoring sensor for eliminating a vibration peak value of elevator steel wire ropes. The tension monitoring sensor comprises an upper cover which is in movable fit with a telescopic pole of a hydraulic oil cylinder, a disk body which is in movable fit with a slide block, an oil cavity cylinder which is packaged by the upper cover and the disk body, wherein the upper cover is in threaded connection with the disk body and covers the disk body; the oil cavity cylinder is in threaded connection in the disk body; and a ring of copper rings used for sealing oil is arranged between the disk body and the oil cavity cylinder. The sensor is mounted between the slide block of a balancing and suspending device of a friction type elevator oil cylinder and the telescopic pole of the hydraulic cylinder; under the action of the tension of the steel wire ropes, the part, pasted with a strain gage, of the sensor generates elastic deformation to measure tension of each steel wire rope; and sum of tension of all steel wire ropes is total load hoisted by the elevator. The sensor is reasonable in structural design; influence of kick of stress caused by shaking, vibrating and the like of the steel wire ropes in an elevator working process can be eliminated, and tension of the steel wire ropes can be stably and accurately monitored in real time.

The invention discloses an accurate positioning buoy device for a suspension anchor cable based on constant tension control. The device comprises an anchorage, an anchor chain, a plurality of buoyancyballs, a buoy and a buoy lamp bracket; one end of the anchor chain is located in the middle of the upper end of the anchorage, the plurality of buoyancy balls are distributed along the anchor chain,and the buoy lamp frame is positioned at the upper end of the buoy; a winding drum and a driving device used for driving the winding drum to rotate are arranged at the upper end of the inner cavity ofthe buoy, a cable is wound on the winding drum, the free end of the cable penetrates out of a cable guide hole in the inner cavity of the buoy and is connected with the other end of the anchor chain;and a tension sensor used for detecting tension of the cable is further arranged at the upper end of the inner cavity of the buoy. According to the accurate positioning buoy device, the anchor chainis perpendicular to the horizontal plane through the arrangement of the buoyancy balls, the buoy can be kept at the working position all the time, and the positioning is accurate; through the arrangement of the tension sensor and the positioning device, when the buoy is deviated, the buoy can return to in-situ; the length ratio of the anchor chain and the cable is optimized, so that the required power of the winding drum for driving the reeling and unreeling cable is the minimum.

The invention discloses a novel automatic winding machine device in the field of textile machinery. The novel automatic winding machine device comprises a winding device axially arranged on a windingmachine frame, and further comprises side plates longitudinally installed on a first bearing and a second bearing, a driving device speed reduction motor. The winding device comprises a first wheel, asecond wheel and a heating roller which are transversely arranged. The first wheel is fixed to the side plates through bayonets. A group of symmetrical pressure sensors are arranged outside the two sides of the first wheel. The second wheel is movably arranged on the side plates in a penetrating mode, and a group of symmetrical pressure sensors are arranged at the two ends of the second wheel. The heating roller is of a hollow structure. A temperature sensor for collecting temperature in real time and transmitting data is placed in the heating roller. The novel automatic winding machine device has the advantages that the heating roller can automatically heat cloth to make the cloth smooth, and the cloth has certain tension and is more closely wound through the two wheels.

A hoisting flight posture adjusting throwing device for an aircraft comprises a hoisting frame (1), wherein a plurality of pulley blocks (2) are arranged on the hoisting frame in a distributed mode, ahoisting rope system (3) being arranged on each pulley block, and the hoisting rope systems (3) being connected to different positions of the aircraft; a posture adjusting driving device (4) connected with one end of each lifting rope system (3) and used for winding and unwinding the lifting rope system (3); and a throwing separation device used for cutting off the connection between the liftingrope systems (3) and the aircraft. The device can support zero consumption of energy in the lift-off stage of aircrafts of different size levels, meanwhile, posture adjustment in the lift-off processof the aircrafts can be achieved, the flight performance is improved, separation safety and reliability can be guaranteed, and risks caused by structural damage and failure due to clamping stagnationand other problems are avoided.

The invention discloses a wire electrical discharge machining electrode wire tension detection and LCD image display device. The device comprises a direct current power supply, a control module, an ADmodule, a strain type pressure sensor, an SD card module and an LCD screen, wherein the direct current power supply is connected with the control module, the AD module and the strain type pressure sensor are sequentially connected to form a sampling circuit, the strain type pressure sensor is used for detecting the analog quantity of the tension of an electrode wire and converting the analog quantity into a digital quantity through the AD module, the control module is used for calculating the relation between the digital quantity and the actual tension value after the digital quantity is received and correcting the relation, moreover, on the basis, an internal algorithm program processing is carried out, the image and the numerical value (including the real-time tension and the tension average value of the front n seconds) of the tension along with time changes are displayed on the LCD screen in real time, and the SD card module is used for storing the tension value in a timed mode. According to the device, the tension of the electrode wire can be detected in real time, and the change trend can be displayed in the form of the image.

The invention discloses a winding machine. The winding machine comprises a machine frame, swing arms, a master winding barrel, a slave winding barrel, a drive barrel and a wire swinging device. The swing arms are hinged to the machine frame. The master winding barrel is arranged at one ends of the swing arms. The slave winding barrel is arranged at the other ends of the swing arms. The drive barrel drives the master winding barrel to rotate. The wire swinging device is arranged on the machine frame. The winding machine has the beneficial effects that because the master winding barrel and the slave winding barrel are driven by rotation arms, replacement is convenient.

The invention discloses a single-stranding unit with a return combustion and automatic tension system. The single-stranding unit comprises a wire collecting device and a single strander according to the sequence of trend of wires, and the wire collecting device is used for forming of the multi-strand core wires and wrapping and forming of the multi-strand core wires and core wire outer materials; the single strander is used for machining the multi-strand wires by stranding, a wire taking and leading device, a first turning body and a take-up device are arranged inside the single strander, the wire taking and leading device is used for taking and leading the wires from the wire collecting device, and the first turning body is used for machining the wires taken and led by the wire taking and leading device by stranding; the single-stranding unit with the return combustion and automatic tension system further comprises a return combustion machine arranged in front of the wire collecting device, and a second turning body is arranged in the return combustion machine and synchronously rotates with the first turning body. The problem about damage to a conductor and the skin due to the fact that a wire is not twisted reversely in the prior art is solved, signal transmission speed of the wires is increased, and stability in signal transmission of the wires is improved as well.

The invention relates to the technical field of superconducting tape winding, in particular to a superconducting tape winding device and a control method thereof. The superconducting tape winding device comprises a pay-off mechanism, a winding mechanism and a control system, wherein the winding mechanism comprises a wire spool and a driving motor for driving the wire spool to rotate; the pay-off mechanism comprises a pay-off reel and a torsion motor for transmitting torque to the pay-off reel; the control system comprises a guide wheel, a laser range finder, a pressure sensor and a controller, the laser range finder detects the outer diameter of the superconducting tape wound on the pay-off reel in real time, and the controller regulates and controls the output torque of the torsion motor in real time according to outer diameter data fed back by the laser range finder and converts the theoretical tension value of the torsion motor acting on the superconducting tape; the pressure sensor is used for detecting the pressure of the superconducting tape acting on the guide wheel in real time, and the controller is used for converting the actual tension value borne by the superconducting tape; and the controller controls the winding of the superconducting tape according to the actual tension value and the theoretical tension value, so that the tension in the winding process is ensured to be consistent.

The invention provides a micro winding spring winding machine. The micro winding spring winding machine comprises a lathe bed, a pay-off mechanism, a transmission mechanism and an anchoring winding mechanism. Wherein a pay-off mechanism sliding rail and a tailstock sliding rail are arranged on the lathe bed, a guide rail sliding table is installed on the pay-off mechanism sliding rail, and a tailstock guide rail sliding table is installed on the tailstock sliding rail; and the pay-off mechanism is connected to the lathe bed through the guide rail sliding table and used for paying off. The transmission mechanism is connected to the lathe bed and used for driving the pay-off mechanism to move horizontally. And the anchoring winding mechanism is arranged on one side of the pay-off mechanism and used for winding a silk thread into a winding spring. The pay-off mechanism and the anchoring winding mechanism of the micro winding spring winding machine are independently arranged on the lathe bed, the pay-off mechanism can select pay-off of one or more strands of silk threads according to the winding requirement, the adjustable main shaft tailstock component is arranged in the anchoring and winding mechanism, the position of the anchoring and winding mechanism can be adjusted according to different lengths of needed winding springs, multiple strands of silk threads can be paid off, anchored and wound at the same time, the winding efficiency of the winding spring is improved, and the practicability is higher.