1491 results about "Belt drive" patented technology

The invention discloses a friction drive device, a cross-belt sorting machine and a cross-belt sorting system. The friction drive device comprises at least one pair of drive wheels keeping a micro-clearance and provided with parallel axes, wherein the two drive wheels can be rotatably arranged on an installation plate and are driven by one same motor so as to self-rotate; and the self-rotation directions of the two drive wheels are opposite. The friction drive device with the scheme is ingenious in design and simple in structure; through arranging a special belt driving mechanism, one motor drives the two drive wheels to rotate, so that compared with an existing friction drive structure, one motor is omitted, the equipment cost is greatly reduced, meanwhile, the energy consumption of the single motor is low compared with the operation energy consumption of two motors, and meanwhile, a transmission mechanism is low in maintenance and replacement cost.

The present invention relates to a method of detecting a lubrication status between a deck and a belt of a treadmill. The method includes: starting a lubrication detecting procedure of the treadmill by a user, making the belt driving system drive the belt to run for a period of time without the user on the belt of the treadmill, having the user walk on the belt of the treadmill for a period of time at a level state, having the user walk on the belt of the treadmill for a period of time at a predetermined angle. Thereafter, a central control unit of the treadmill calculates a friction coefficient between the belt and the deck of the treadmill according to measuring results of the procedures, and generating a suggestion of maintenance according to a level of the friction coefficient.

A shoe tensioner for a synchronous belt drive, having a guide member adapted to cooperate with a drive belt and hinged at one end about a first axis; elastic means cooperating with the guide member to tension the belt; and connecting means for connecting the tensioner to a supporting wall. More specifically, the elastic means include a coil spring.

In an internal combustion engine comprising a mechanical charger in the form of a positive displacement compressor connected to the engine intake duct for supplying compressed air to the engine and a turbo-compound including an exhaust gas turbine connected to the engine exhaust duct for converting energy remaining in the exhaust gas to power, the exhaust gas turbine being connected to the engine via a reduction gear drive, the mechanical charger and the turbo-compound are coupled to the engine by a common belt drive including a first belt pulley mounted on the crankshaft of the engine, a second belt pulley mounted on the shaft of the reduction gear drive, and a third belt pulley mounted on the shaft of the mechanical charger.

An agricultural implement attached to a farm tractor by a three point hitch is used to cut the top of mature cotton stalks, or shred harvested crops or mow turn rows. Knives are mounted on the bottom of vertical shafts which are rotated by belt driven pulleys. The pulleys are driven from a right angle gear box which is driven from the power take off of the tractor. The knives are staggered along either side of a beam traverse to the direction of travel, so that the knives cannot strike other knives as they mow over-lapping swaths.

A steering drive for a motor vehicle comprising a steering wheel, a steering column, on which the steering wheel is disposed, a connecting rod, which interacts with the steering column to deflect the wheels of the motor vehicle, an electric motor, which is provided for boosting the steering thrust, as well as a belt drive, the electric motor interacting with the connecting rod via the belt drive. Said electric motor comprises a stator having twelve stator teeth as well as a rotor having ten rotor poles, the rotor poles being spaced apart from each other by an air gap and embodied as sinus poles.

The invention relates to an injector head (2) comprising; a pair of oppositely located, cooperatively movable, segmented continuous belt drive chains (21; 22), said each belt drive chain (21, 22) running over a respective pair of drive sprockets (25a, 25b) and tension sprockets (26a, 26b), wherein a tubing receiving section (7′) is defined between the belt drive chains (21, 22). The tubing receiving section (7′) having a tubing section centerline (46) extending through the center of the tubing receiving section (7′). The injector head (2) having an injector centerline (45) extending through the centerline of the injector head (2), said injector centerline (45) and said tubing section centerline (46) being substantially aligned in the longitudinal direction in an initial position, a pair of elongate counter-force members (32a, 32b) is positioned at each side of the tubing receiving section (7′). The injector head (2) has at least one actuator (35) adapted to move at least one of said elongate counter-force elongate member (32a, 32b) in order to bring the tubing section centerline (46) out of alignment with said injector centerline (45).

The invention discloses new full-automatic melt-blown fabric processing equipment. An automatic spinning assembly, a bearing and conveying-out assembly located under the automatic spinning assembly, acollosol barrel assembly located on the rear end side of the automatic spinning assembly and an automatic winding assembly located on the front end side of the bearing and conveying-out assembly arearranged on a fixed mounting rack. The collosol barrel assembly comprises a barrel support, a speed reducer support, an extrusion barrel, a collosol heater, a screw drive speed reducer, a screw drivemotor, an extrusion screw and a feeding hopper. The automatic spinning assembly comprises a spinneret plate support, a melt-blow spinneret plate, a melt feed pipeline, a melt metering pump, a meteringpump drive motor, a spinning air supply pipe, an air blower and an air heater. The bearing and conveying-out assembly comprises drive roller mounting plates, conveying belt drive rollers, a conveyingbelt drive motor and a bearing conveying belt. Through the above structural design, melt-blown fabric production and processing work can be achieved automatically and efficiently, and the new full-automatic melt-blown fabric processing equipment has the advantages of being novel in structural design and high in automation degree.

The invention discloses an intelligent horizonal injection press for plastic basin processing, and relates to the field of horizonal injection presses. The intelligent horizonal injection press for plastic basin processing comprises a base, wherein a tank is arranged on one side of the top part of the base; guide rods are arranged at the top end and the bottom end in the tank; a guide block movably connected with the guide rods is arranged in the tank; a moving die is arranged on one side of the guide block; a hydraulic rod extending to the inner part of the tank is connected to the middle ofone side of the tank in a penetrating way; a first push rod is connected to one side of the hydraulic rod in the tank; one side, far away from the hydraulic rod, of the first push rod is connected with the guide block; and a guide slot is formed in the moving die. According to the intelligent horizonal injection press for plastic basin processing provided by the invention, a support frame is arranged on two sides of the moving die in the tank, a scraper blade is movably connected into the support frame and is connected with a driving belt, and the driving belt drives the scraper blade to movein a reciprocating way so as to scrape redundant materials in a finished product plastic basin when materials are injection-molded and the moving die is retracted, so that the redundant materials of the plastic basin have no need to be treated subsequently.

The invention discloses a cleaning and disinfecting device for medical instruments, which comprises an operating room, the operating room is horizontally rotatable and provided with a rotating shaft, the outer wall of the left side of the operating room is provided with a cylinder, and the sliding sleeve is vertically slidingly provided with a longitudinal slide bar. , a cleaning tank is fixed horizontally on the outrigger; a cam driven by a driving device is provided on the left side of the operating room, and a driving shaft and a driven shaft parallel to each other are provided at the bottom of the cleaning tank for horizontal rotation, and the driving shaft and the driven shaft are respectively The first cleaning roller and the second cleaning roller are provided; the right side of the guide inclined plate is provided with a conveyor belt driven by a transmission mechanism, and the right end of the guide inclined plate is located at the left end of the conveyor belt; the present invention has an ingenious structure and a reasonable design. The second cleaning roller rotates and cleans the medical equipment inside the cleaning tank. The rotation of the cam realizes the left and right reciprocating movement of the cleaning tank, and realizes the rotation and lateral cleaning of the cleaning tank by the first cleaning roller and the second cleaning roller, and the cleaning effect is better. ,higher efficiency.

The invention provides a turning, grinding and polishing all-in-one machine device for a rubber roller. By the adoption of the turning, grinding and polishing all-in-one machine device for the rubber roller, turning, grinding through a grinding wheel and polishing through an abrasive belt can be achieved at the same time. According to the turning, grinding and polishing all-in-one machine device for the rubber roller, a turning machine, a grinding machine and a polishing device for the rubber roller are highly integrated, and new functions are additionally achieved based on the grinding machine special for the rubber roller. A power machine head used for making a workpiece rotate is installed at one end of a machine body, and a machine tail is installed at the other end of the machine body; a spindle is arranged on the machine head; one end of the spindle is connected with a chuck, and the other end of the spindle is connected with a power device; a center used for fixing the workpiece is arranged on the machine tail, and the spindle of the machine head and the center of the machine tail are located on the same center line; a measurement device is installed on the upper surface of the machine body; and an annular abrasive belt driving and tensioning device is installed on a workbench. A whole annular abrasive belt can rotate around the axis of a driving wheel, so that the contact angle between the abrasive belt and the workpiece is changed, and accordingly the position, making contact with the workpiece, of the abrasive belt is changed, and different machining requirements are met.

The invention relates to a mining motor belt pulley automatic disassembly press machine which is mainly composed of a rack, a main drive mechanism, a lifting working table, a working table lifting mechanism, a clamping wheel support, a rapid change type ejector component and the like. The main drive mechanism comprises four drive pairs of a belt drive pair, a gear drive pair, a worm gear drive pair and a screw drive pair. A main drive spline screw shaft can positively or reversely rotate around the X axis and move in the left or right direction of the X axis, so that the rapid change type ejector component which is installed at the right end of the main drive spline screw shaft moves in the left or right direction of the X axis along with the main drive spline screw shaft, and then the goals of ejecting a belt pulley to be disassembled and restoring a machine tool are achieved. By the development of the mining motor belt pulley automatic disassembly press machine, the motor belt pulley can be automatically disassembled, labor intensity is relieved, the efficiency for maintaining a motor is improved, and the mining motor belt pulley automatic disassembly press machine is especially suitable for industrial enterprises where the working environment is poor and the maintenance amount of the motor is large. The development achievement can fill the gap of the non-ferrous industry of China in the field.

The invention relates to a gantry manipulator, in particular to a gantry type scissor-fork grabbing manipulator. The gantry type scissor-fork grabbing manipulator comprises a vertical gantry frame, a moving cross beam and a moving sliding base. The vertical gantry frame is of a double-sided upright frame type structure with top beam bodies on the upper portion, the moving cross beam is supported on the top beam bodies, a fixed beam frame is arranged at the rear end of the vertical gantry frame, an X-axis belt driving mechanism connected with the two ends of the moving cross beam is installed on the fixed beam frame, and the linear motion of the moving cross beam in the X-axis direction on the top beam bodies is achieved through the X-axis belt driving mechanism; a Y-axis belt driving mechanism is installed on the moving cross beam. The gantry type scissor-fork grabbing manipulator has the advantages that the efficient and stable three-axis linear motion is achieved through the belt driving mechanisms at the three axes on the vertical gantry frame, so that the tail end of the manipulator is placed at the specified grabbing position, the action is quick, and the positioning is precise and reliable.

The present development is a system (10) substantially submerged in a liquid such as water. It includes a plurality of bags (50) connected to a rotating belt (40) each injected with air (A) such that as each bag rises, it pulls the belt upwards. The turning belt drives a wheel or sprocket (20) connected to a drive (22) shaft which is, in turn, connected (21) to a generator (25) for generating energy in a well-known manner. After the inflated bags (50) have risen towards the surface (WL) and as they are being redirected downwardly by the return side of the belt (47), they (50) are deflated. They (50) are then moved by the belt (40) to a position (46) wherein they get inflated (70,72,74) again and rise.

The invention provides a control method and a control device for engine start of a hybrid electric vehicle and computer equipment. The control method comprises the following steps: when determining that an engine start condition is met currently, detecting whether a clutch in the vehicle is in an off-state or not currently; if the clutch is in the off-state currently, judging whether the currentlyallowed discharge power of a power battery in the vehicle is greater than a first threshold value or not; and if the currently allowed discharge power of the power battery is greater than the first threshold value, starting belt drive to start a motor so as to drag the engine to start. In this way, the engine is started quickly, the starting process is simplified, the capacity utilization ratio is improved, wear of the clutch is reduced, and the technical problem of low energy utilization ratio and easy wear of the clutch in the prior art is solved.

The invention discloses an automatic new coronavirus nucleic acid sampling detection test tube collection device, and relates to the field of nucleic acid sampling. The automatic new coronavirus nucleic acid sampling detection test tube collection device comprises a mounting cabinet, two sides of the top of the mounting cabinet are provided with rotating shafts, the outer walls of the rotating shafts are provided with a transmission belt, the tops of the rotating shafts are provided with a first motor, the surface of thetransmission belt is fixedly connected with a plurality of rubber pads, and the surfaces of the rubber pads are fixedly connected with clampingmechanisms. The device has the beneficial effects that after nucleic acid detection sampling is completed, a sampling cotton swab is placed between two second sliding blocks, and after a first infrared sensor senses the sampling cotton swab, an electric telescopic rod is controlled to push the two second sliding blocks to get close to the middle, so that the sampling cotton swab can be clamped; and at the moment, the first motor is started, the first motor drives the rotating shafts to rotate, the rotating shafts drive the transmission belt to move, the thetransmission belt drives the rubber pads to move, and the rubber pads drive a fixation cabinet to move, so that sample placement is completed, contact of medical staffs is reduced, the infection rate is reduced, and the safety of the device is improved.