36 results about "Servo" patented technology

Disclosed is a machine tool cutting force simulation loading device so as to mainly solve the problems that prior machine tool cutting force simulation loading devices are complicated in structure, small in load and not suitable for experimenting on large high-speed numerically-controlled machine tools. The device is characterized in that the outside of a loading mandrel (4) is connected with a radial bearing sleeve (15) through rolling bearings B (18), a rotary element (16) is arranged on the outside of the radial bearing sleeve (15), a radial hydraulic cylinder (11) is arranged in a groove of the rotary element (16), a piston rod of the radial hydraulic cylinder (11) abuts against the outer surface of the radial bearing sleeve (15), and the rotary element (16) is connected with a servo motor (6) through a belt (8). An axial bearing sleeve (12) is arranged at the right end of the loading mandrel (4), and an axial hydraulic cylinder (13) is arranged in the axial bearing sleeve (12). The device has the advantages of being simple in structure, large in load range and applicable to machine tools of various types.

The invention discloses a large-burial-depth tunnel surrounding rock stabilization and support model test system under complex conditions. The system is composed of a high-pressure water sealing modeltest cabin, an embedded high-hydraulic servo loading system, a high crustal temperature regulation and control system, a high-permeability water pressure loading system, a micro TBM intelligent tunneling system, a multi-arm lining system and a self-sealing high-precision test system, wherein the high-pressure water sealing model test cabin is used for accommodating a test model body and a high-pressure water body, the embedded high-hydraulic servo loading system provides high crustal stress for the test model body, the high crustal temperature regulation and control system applies high crustal temperature to the test model body, the high-permeability water pressure loading system is used for carrying out omnibearing high-permeability water pressure loading of the test model body, the TBMintelligent tunneling system can intelligently excavate model caverns of different shapes and sizes, the multi-arm lining system is used for performing lining supporting and grouting reinforcement after the model caverns are excavated, and the self-sealing high-precision testing system is used for testing displacement, stress and osmotic pressure of any part in the model test body.

The invention provides an active-disturbance-rejection controller and a design method thereof. The active-disturbance-rejection controller comprises a LuGre modeling module which is used for identifying parameters of a LuGre model of a servo system, a speed loop reduced order expansion state observer used for estimating a compensation error after the LuGre model compensates a friction torque, a speed loop linear control law module used for compensating a compensation error estimated by the speed loop reduced order expansion state observer, a position loop expansion state observer used for estimating other disturbances including a residual torque, and a position loop linear control law module used for compensating other disturbances including the residual torque estimated by the position loop expansion state observer. According to the scheme of the invention, the active-disturbance-rejection controller can effectively overcome the influence of a non-linear friction on the servo system, and improves the dynamic performance and control precision of the servo system. The bandwidth of the expansion state observer can be effectively reduced.

The invention discloses a convenient-rectifying winding device for producing zippers. The convenient-rectifying winding device comprises a winding device body, a supporting frame is fixedly arranged on the surface of one side of the winding device body, a first servo motor is fixedly arranged on the surface of the upper end of the supporting frame, a first rotary shaft is arranged on one side of the first servo motor in a transmission mode, a plurality of connecting rods are correspondingly and uniformly distributed at the two ends of the first rotary shaft along the circumference, a first bearing is fixed to the connecting rod fixed to one end of the first rotary shaft, and a second bearing is fixed to the connecting rod fixed to the other end of the first rotary shaft. A first sliding telescopic sleeve is fixed to the inner wall of the first bearing, a clamping sleeve is slidably arranged in the first sliding telescopic sleeve, a second sliding telescopic sleeve is fixed to the innerwall of the second bearing, a magnetic clamping shaft is slidably arranged in the second sliding telescopic sleeve, a winding roller is arranged between the second bearing and the clamping sleeve ina sleeving mode, baffles are arranged at the two ends of the winding roller, and the zippers are wound in the baffles. The assembly and disassembly are simple and convenient, the structure is reasonable, the using is safe and convenient, and great help is provided for people.

The invention relates to quality detection equipment, in particular to rotating wheel type lighter quality detection equipment, and aims at providing the rotating wheel type lighter quality detectionequipment which can perform quality detection on lighters in batches and can prevent erroneous judgment caused by misoperation of people. The rotating wheel type lighter quality detection device comprises a bottom plate provided with a servo motor; and five bearing seats mounted at the top of the bottom plate. The effects that the quality of lighters can be detected in batches, and misjudgment caused by misoperation of people can be prevented are achieved, people only need to arrange the lighters on the pushing box in order, a pressing mechanism presses switches of the lighters, the lighters always eject gas, then friction blocks rub long-strip flint, and the service life of the lighters is prolonged, and further spark is generated.

The invention relates to the technical field of concrete pole production, and discloses a concrete pole automatic production line which comprises a device base, a mold barrel and a top supporting base. A stirring device is fixedly mounted at the top of the device base; the top of the stirring device fixedly communicates with a water inlet head; and a swinging device is mounted at the position, located on the left side of the water inlet head, at the top of the stirring device. According to the concrete pole automatic production line, a third servo motor, a second lead screw, a track base and a spur rack and a gear in the track base are arranged, so that when needing to be used, an upper pressing wheel can be moved to the position above the mold barrel and can be tightly pressed above the mold barrel, so that the situation that the mold barrel is thrown out is prevented; and by arranging a first tension spring and a second tension spring, when the mold cylinders with different diameters do centrifugal motion, the mold barrel can be well fixed through a driven dragging wheel and the upper pressing wheel.

The invention relates to the field of part assembling, in particular to a pushing device for assembly of micro-size parts of an intelligent robot. The pushing device for assembly of the micro-size parts of the intelligent robot comprises a flange feeding mechanism, a steel ring feeding mechanism, a riveting mechanism and a conveying mechanism, wherein the steel ring feeding mechanism comprises a steel ring stacking disc, a steel ring pushing fork and a pushing servo motor; the pushing servo motor is connected with the steel ring pushing fork; the steel ring pushing fork is located at the bottom of the steel ring stacking disc; the flange feeding mechanism and the steel ring feeding mechanism convey flanges and steel rings to the riveting mechanism for riveting through the conveying mechanism; the riveting mechanism comprises a riveting air cylinder and a riveting sleeve; the riveting air cylinder is connected with the riveting sleeve; a stamping block is arranged in the riveting sleeve; the stamping block is connected with the riveting air cylinder through a spring; and the conveying mechanism is used for outputting products riveted through the riveting mechanism. By means of the automatic equipment for riveting assembly of the flanges and the steel rings provided by the invention, the assembly efficiency of the steel rings and the flanges is greatly improved, the rejection rate is reduced, and the production benefit is remarkably increased.

The invention belongs to the field of part feeding, and particularly relates to feeding and plate placing equipment which comprises first supporting legs and a placing unit. The placing unit is arranged on the side wall of the first supporting leg. The side wall of the first supporting leg is rotationally connected with a first conveying belt. A second supporting leg is arranged on the side wall of the first supporting leg. Through the arrangement of the placing unit, when a square machined part is fed and placed, a third telescopic rod retracts to drive a clamping block on the side wall of a fixing plate to clamp the side wall of the square machined part, an elastic part is extruded and stressed, the clamping tightness is enhanced, the placing position is adjusted through the telescopic maneuverability of a first telescopic rod and a second telescopic rod, and the clamping tightness is improved. And finally, the square machined parts at the end of the first conveying belt are placed in a storage box through rotation of the output end of a servo motor, traditional manual feeding and plate arranging are replaced, and the feeding and plate arranging speed of the square machined parts is increased.

The invention provides a sampling valve based on intelligent automatic theft prevention, and relates to the technical field of automatic sampling valves, the sampling valve comprises a valve body, the middle of the top of the valve body is provided with a normally open channel, two ends of the top of the normally open channel are connected with two groups of flange connecting pipes, and each flange connecting pipe is of a 90-degree bent pipe structure; a sampling channel is integrally arranged on the middle rear side of the bottom of the valve body, and a wrapping channel is integrally arranged on the rear side of the bottom of the sampling channel. According to the servo motor A of each embodiment of the invention, an intelligent control effect is provided, rapid assembly and replacement of the bottle body can be automatically realized, the servo motor A is started, and the packaging effect is improved. The servo motor A drives the sealing bottle sleeve to rotate through the bevel gear, then the sampling bottle is pushed downwards through thread transmission, the sampling bottle is unlocked and separated, operation and control are convenient, and the problems that an existing sampling valve is assembled through bolts, the intelligent control effect is not achieved, and the sampling efficiency is high are solved. And rapid assembly and replacement of the bottle body cannot be automatically realized through an intelligent electrical facility.

The invention relates to a processing mode of a conical surface of a pipe fitting and a spinning device. The spinning device comprises a rotating part, a mold closing part, an inner pressing wheel and an outer pressing wheel. The inner pressing wheel and the outer pressing wheel are mounted on an upper are mounted on an upper cone block and a lower cone block. When the spinning device is used, a pipe fitting is conveyed to a forming position, the centers of required cone surfaces are positioned on the axes of rotating centers of the pressing wheels, a servo motor translates to push cone sleeves to translate on a rotating spindle, the cone sleeves are matched with the cone surfaces of the cone blocks of the inner pressing wheel and the outer pressing wheel so as to tightly attach the inner pressing wheel and the outer pressing wheel to a pipe wall, meanwhile, the rotating motor moves to drive the inner pressing wheel and the outer pressing wheel to rotate, and therefore, forming and processing of the spinning cone surfaces of the pipe wall are carried out. The spinning device is reasonable in structural design, the inner pressing wheel and the outer pressing wheel are subjected to profiling design, a gap between the inner pressing wheel and the outer pressing wheel is accurately controlled by translating of the servo motor to guarantee the precision of the cone surfaces, the stress of processing of the pipe fitting is eliminated by repeated rotating and rolling,, and the stability of the cone surfaces is improved. The spinning device is simple to operate and high in production efficiency; a processing course is simplified; processing equipment is also simplified; and the spinning device makes an important contribution on efficient processing of pipe fittings.

The invention discloses an aviation lead experiment workbench. An output shaft of a servo motor is driven to rotate to drive an eccentric roller to axially rotate, and an eccentric wheel is mounted between an inner ring and an outer ring of an eccentric guide ring, so the eccentric roller slides between the eccentric guide rings to drive the steering connecting block to rotate with the axis of the eccentric roller as the circle point, the connecting sliding rod is driven to slide up and down in the guide cylinder, and therefore the back plate is driven to vibrate up and down, a wire is installed on the inner side of the back plate, and the skin is installed on the outer side of the back plate, therefore, the reagent working condition of the wire in the aircraft is simulated, and the experiment result of the wire is more credible.

The invention discloses a water-saving type intelligent control concrete prefabricated piece manufacturing device which comprises a base, a mold and a temperature sensor. Positioning grooves are formed in the left side and the right side of the top end of the base correspondingly. A sponge plate is attached to the left side face of a shell. An air conditioner is arranged on the rear side of the mold. A water pump is connected with the top end of the water tank. An installing frame is arranged outside the mold. A control panel is installed at the rear end of the base. Servo motors are installedon the front side and the rear side of a protection mechanism correspondingly. A control block is in threaded connection with the outer side of a lead screw. The temperature sensor is installed on the inner wall of the top end of the protection mechanism. By means of the water-saving type intelligent control concrete prefabricated piece manufacturing device, demolding oil can be conveniently, evenly and rapidly smeared in the mold through the sponge plate and an oil outlet mechanism, water is pointed at concrete, surplus water is prevented from being splashed out, water resources are saved, aprotection cover can be conveniently erected outside the mold, and the concrete can be conveniently cured.

The embodiment of the invention discloses a high-speed servo motor side pushing mechanism of an intelligent box supply assembly line. The side pushing mechanism comprises a conveying mechanism and a pushing mechanism. The conveying mechanism comprises a first conveying belt and a second conveying belt which are perpendicular, the pushing mechanism comprises a mounting beam frame arranged on the conveying tail end of the first conveying belt in a crossing manner, a pushing cavity is formed between the mounting beam frame and the surface of the upper end of the first conveying belt, a turnover side pushing plate driven by a power mechanism to rotate around a rotating shaft is arranged at the position, above the pushing cavity, of the mounting beam frame in an air-hanging manner, and the rotating turnover side pushing plate makes contact with the side wall of a box-shaped workpiece to push the box-shaped workpiece to the second conveying belt from the first conveying belt. A side pushingmethod thereof comprises the following steps of S100, conveying by the first conveying belt; S200, side pushing; and S300, conveying by the second conveying belt. Stability of the box-shaped workpiecein the side pushing conveying process can be improved, and the workpiece conveying efficiency is improved.

The invention belongs to the technical field of drilling and milling equipment, and particularly relates to full-automatic intelligent drilling and milling integrated equipment. According to the technical scheme, the full-automatic intelligent drilling and milling integrated equipment comprises an integrated precision machining lathe, and servo encoder transmission mechanisms are arranged at the two sides of the integrated precision machining lathe; and the servo encoder transmission mechanisms comprise an X-axis servo encoder transmission mechanism and Y-axis servo encoder transmission mechanisms, the Y-axis servo encoder transmission mechanisms are arranged at the two sides of the integrated precision machining lathe, and a PLC encoding program operation control box is fixedly installed at the top ends of the Y-axis servo encoder transmission mechanisms. The full-automatic intelligent drilling and milling integrated equipment has the beneficial effects that drilling and milling equipment on a first X-axis high-precision numerical control sliding rail is driven by the Y-axis servo encoder transmission mechanisms to move front and back, a numerical control drilling and milling all-in-one machine is driven by the X-axis servo encoder transmission mechanism to move left and right, and the numerical control drilling and milling all-in-one machine is driven by an automatic telescopic feeding device to ascend and descend; and drilling and milling can be carried out according to the height and position of materials, and working efficiency is improved.

The invention provides an angle milling head of a numerical control machine tool, relates to the technical field of boring and milling head equipment, and aims to solve the problems that after a conventional universal angle milling head device is used for a long time, belt transmission is easy to loosen, errors are generated in the machining process of parts, the production efficiency is reduced, the connecting process of a servo motor of a driving mechanism and a shaft rod is complex, and the production cost is high. The problems that in the prior art, a boring and milling head is not convenient to replace and maintain in the later period, meanwhile, the position angle of the boring and milling head is not easy to adjust, the fixing mode after adjustment is single, the boring and milling head is prone to loosening in the using process, and the service life of the boring and milling head is shortened are solved, the boring and milling head comprises a boring and milling head and a connecting assembly, and the boring and milling head is arranged on a fixing clamp and controlled through a locking assembly; a connecting frame is arranged at the bottom end of the fixing clamp. When the first servo motor and the shaft rod are installed, the ratchet sleeves are arranged on the servo motors and the shaft rod, the two ratchet sleeves are connected in an inserted mode through the ratchet wheels, meanwhile, the ratchet sleeves are controlled through the locking nuts, assembly and disassembly operation is easy, and later replacement and maintenance are facilitated.

The invention discloses a control method and a control system of a servo electric screwdriver. The control method comprises the steps that preset servo parameters of the servo electric screwdriver are configured, and the preset servo parameters are obtained from a database; a controller is started to input preset servo parameters so as to enable the servo electric screwdriver to operate, and a torque value is detected through real-time torque so as to construct a torque curve model; whether the torque value of the torque curve model exceeds a preset range within a preset time or not is judged to obtain a judgment result; a preset servo parameter is adjusted according to the judgment result; and the controller is started to input the adjusted servo parameters so as to enable the servo electric screwdriver to operate, and a torque value is detected through real-time torque so as to construct a new torque curve model. According to the method, the torque curve is constructed according to real-time data of the servo electric screwdriver, and corresponding torque, speed and servo turns are adjusted according to changes of the torque reflection curve so as to make a servo electric screwdriver control strategy; and the screw driving process of the servo electric screwdriver is controllable, informatization butt joint is achieved, full-automatic production is achieved, and the production efficiency is improved.

The invention relates to the technical field of constructional engineering, in particular to a hanging basket for constructional engineering. The hanging basket comprises a driving assembly and a basket, the driving assembly comprises a first guide rail, a second guide rail, a driving seat, a sliding seat, a winding roller, a driving motor, a servo motor and a suspension arm, openings in the two transverse ends of the basket are each provided with a connecting piece, the middle of the top end of each connecting piece is provided with a connecting hole matched with a safety buckle, and an anti-falling assembly is arranged on the outer side wall of the basket, a counter weight assembly is further arranged in a containing cavity in the bottom end of the basket, the anti-falling assembly comprises a baffle and pocket cloth, and the counter weight assembly comprises a counter weight block, a mounting plate, an air pump, a liquid pump, a gyroscope sensor, a power module, a PLC, an air bag, an air guide pipe, a liquid guide pipe, a branch air pipe, a branch liquid pipe and an electromagnetic valve. According to the invention, the problems of poor safety, poor flexibility and the like in the prior art can be effectively solved.

The invention relates to an auxiliary device for maintaining a rotary excavating drill bit and a construction method of the auxiliary device, and relates to the field of rotary excavating drill bit maintenance. The auxiliary device comprises a fixing assembly used for clamping and fixing the rotary excavating drill bit, the fixing assembly is connected with a rotating mechanism, the rotating mechanism is connected with a lifting mechanism, and the lifting mechanism is installed on a supporting frame; and the fixing assembly comprises at least one pair of clamping rings, and the ends of the pair of clamping rings are correspondingly and fixedly connected. The lifting mechanism comprises at least one first chain vertically installed on the supporting frame, the first chains are fixedly connected with one side of the rotating mechanism, and the first chains are driven by a servo motor. The rotating mechanism comprises a pair of rotating shafts fixed to the clamping rings, and each rotating shaft is connected with the servo motor through a second chain. The auxiliary device for maintaining the rotary excavating drill bit has the effect of convenient maintenance and tooth replacement ofthe rotary excavating drill bit.

The invention is applicable to the field of smart campuses, and provides an information processing device for campus computer education, comprising: an air outlet mechanism mounted at the top of a box body; the air inlet mechanism is mounted at the bottom of the box body; the device comprises a box body and a flow dividing mechanism arranged in the box body, the height of the flow dividing mechanism in the box body is adjusted through a height adjusting assembly, the height adjusting assembly comprises a lead screw rotationally arranged in the box body, and the height adjusting assembly further comprises a threaded connection sleeve installed on the lead screw in a threaded connection mode. The threaded connecting sleeve is rotationally arranged on the moving seat, and the flow dividing mechanism is mounted on the moving seat; and the rotation of the screw rod is driven by a positive and negative rotation servo motor. According to the information processing device, by adjusting the position of the flow dividing mechanism in the box body, fixed-point air blowing can be selectively carried out on the designated area of the processor, large-flux air blowing heat dissipation can be selectively carried out by directly aligning airflow to the processor, and the information processing device has the advantages of being good in heat dissipation effect and flexible to use.

The invention relates to the technical field of drilling machines, and discloses a precise shallow hole drilling machine for engineering geological exploration. The machine comprises a fixed plate, first main shafts are arranged at the right front side and the right rear side in the fixed plate, a second main shaft is arranged in the middle of the left end of the fixed plate, and a double-shaft motor is arranged in the middle in the right end of the fixed plate. The front output end and the rear output end of the double-shaft motor are fixedly connected with rotating shafts. According to the precise shallow hole drilling machine for engineering geological exploration, through the cooperation of the double-shaft motor, the rotating shafts, the first main shafts, the second main shaft, a first belt wheel, a second belt wheel, a transmission belt, a pressure belt wheel, a first hydraulic cylinder, a moving plate, a first ball bearing and a moving shaft, the machine can move more conveniently and stably; and through the cooperation of a servo motor, a transmission shaft, a first chain wheel, a second chain wheel, a chain, a driving motor, a working shaft and a drilling shaft, geology can be drilled.

The invention discloses a method for controlling the labeling pressure of a servo labeling machine. The method comprises the following steps of: calculating the processing torque required by a servo motor to move a mounting head according to the labeling required pressure on the surface of a workpiece, and dividing the feeding stroke of the mounting head into S1 and S2; enabling the servo motor to drive the mounting head to move to a torque switching point according to the maximum torque at the stroke S1, and switching the torque of the servo motor into working torque at the torque switching point; and enabling the servo motor to drive the mounting head to move from the torque switching point to make contact with the surface of a workpiece according to the torque S2 to conduct labeling. The feeding efficiency of the mounting head is guaranteed, meanwhile, the labeling stability is effectively guaranteed, and workpiece damage caused by overshoot of the mounting head is avoided.

The invention provides a permanent magnet brushless direct current motor position servo system based on a composite position controller. The permanent magnet brushless direct current motor position servo system comprises a composite position controller module, a PI control module, a driving circuit module, a current sampling module, a permanent magnet brushless direct current motor and a positiondetection and calculation module, wherein the composite position controller module is a composite controller composed of a sliding mode feedback control part based on an exponential reaching law and an interference estimation and compensation part based on an extended state observer. Compared with a traditional linear control method, the method of the invention can effectively reduce system buffeting and improve the anti-interference performance of the system while ensuring the convergence rate, and meet the application requirements of the permanent magnet brushless direct current motor position servo system in the field of high performance.