66results about How to "Eliminate inertial force" patented technology

The invention discloses a crankshaft-free cam planetary transmission combustion engine, relating to the field of gas power and belonging to a multi-cylinder internal combustion engine. In the novel combustion engine, eight cylinders are evenly distributed around a cam sun wheel in a ring-shaped symmetrical way to lead the resultant force of the cam sun wheel to be zero, cylinder pistons act on the cam sun wheel through a push rod directly, the power is transmitted to an output shaft through planetary transmission by the cam sun wheel for outputting, and a sun wheel or a tie bar can be used as an outputting piece. The combustion engine saves a connecting rod and a crankshaft in the traditional combustion engine, each cylinder completes two work cycles each circle of the cam sun wheel; the rotation speed of the output shaft depends on the transmission ratio of the planetary transmission, when the sun wheel is fixed, the tie bar outputs with low speed and large torque, and can be widely applied to the fields such as engineering machinery; when the tie bar is fixed, the sun wheel outputs with high speed, and can be used as the power source of small generators and the like, and higher rotation speed can reduce the emission of harmful gas. The combustion engine has variable speed, simple and compact structure, small axial dimension, large power and stable operation.

The invention provides a robot having workpiece mass measurement function. Workpiece mass can be correctly obtained, even during operating. A robot (1) having a workpiece mass measurement function for measuring the mass of a workpiece that is held, includes a force measurement unit (5) that measures the force that is applied to the tip part (2) of the mechanism part of the robot (1), and a mass estimation unit (11) that estimates the mass of the workpiece that is held by the robot (1), based on information about the force acquired by the force measurement unit (5) while the robot (1) is moving. Workpiece mass can be correctly obtained, even during operating. Preferably, force measurement unit (5) estimates the mass of the workpiece according to a force measured value measured when the workpiece is held and a force measured value measured when the workpiece is not held.

The invention discloses a double-phase shock wave swing rod type high-speed internal combustion engine, and relates to the field of fuel gas power. The invention provides a novel internal combustion engine, wherein eight cylinders are annularly, symmetrically and uniformly distributed around a convex inner central wheel, so that the resultant force borne by the convex inner central wheel is zero; cylinder pistons directly act on the convex inner central wheel through push rods; and the power is transmitted to an output shaft connected with a double-phase shock wave wheel key from the convex inner central wheel through a movable tooth transmission of a double-phase shock wave swing rod. In the internal combustion engine, a connecting rod and a crankshaft in the traditional internal combustion engine are omitted; and a double-phase shock wave swing rod transmission mechanism in the convex wheel has no eccentric mass and has the advantage of automatic balance of inertia force and working load. The revolution speed of the output shaft depends on the transmission rate of the movable tooth transmission; if a movable tooth rack is fixed, the double-phase shock wave wheel outputs power at a high speed; the internal combustion engine can be widely applied to the fields in need of high revolution speed, such as small generators, helicopter engines and the like; and when the output revolution speed is regular, the emission of harmful gases can be reduced. The internal combustion engine has the advantages of simple and compact structure, small axial size, automatic stress balance and stability in operation.

The invention relates to an internal combustion engine (1) having a multi-joint crank drive (10), said multi-joint crank drive (10) comprising a plurality of coupling members (11) rotatably mounted on crank pins (6) of a crankshaft (2) and a plurality of articulated connecting rods (15) rotatably mounted on crank pins (19) of an eccentric shaft (8), wherein each of the coupling members (11) is pivotably connected to a piston connecting rod (4) of a piston (3) of the internal combustion engine (1) and to one of the articulated connecting rods (15). A balance shaft (28), which is driven by a crankshaft (2) via a phase adjuster, is provided in order to at least partially dampen second-order mass forces occurring in the internal combustion engine (1).

The invention discloses an outer convex inner arbitrary gear difference cam rolling moving transmission internal-combustion engine, relating to the field of fuel gas power and belonging to a multi-cylinder internal-combustion engine. The invention provides a novel internal-combustion engine; eight cylinders are distributed on the periphery of an outer convex inner multiphase inner cam symmetrically in a ring shape, so that a resultant force of the outer convex inner multiphase inner cam is zero; each cylinder piston directly acts on the outer convex inner multiphase inner cam through a push rod; and power is transmitted to an output shaft connected with a central wheel key by the outer convex inner multiphase inner cam through arbitrary gear difference inner cam rolling moving movable gear transmission. With the adoption of the internal-combustion engine, a connecting rod and a crank shaft in the traditional internal-combustion engine are saved; an outer convex multiphase inner cam rolling moving transmission mechanism has the characteristics of having no eccentric mass, and having an inertia force and working load self-balancing; the rotating speed of the output shaft depends on transmission ratio of movable gear transmission; when a movable gear frame is fixed, output by a central wheel is in low speed and large torque; and the internal-combustion engine can be widely applied to the fields of high-power engineering machinery and military and the like, such as excavators and armored cars. The internal-combustion engine is simple and compact in structure, small in axial size, self-balancing in stress, and stable in rotating.

The invention discloses an internal wave type crankshaft-free internal combustion engine. An internal wave wheel and a dual cascade valve cam are both fixed on an output shaft. Twelve cylinders are axially, symmetrically, annularly and evenly arranged on the circumference of the dual cascade valve cam inside the internal wave wheel. One end of a push rod is hinged with pistons; the other end of the push rod has a cam roller and a push rod roller; and the cam roller is inserted into a shape groove of the internal wave wheel, and the push rod roller is arranged in a guide groove. The driving force of the pistons is transmitted to the internal wave wheel and the output shaft by the push rod and is outputted, thereby saving a crankshaft and a connecting rod in the prior internal combustion engine. The guide groove bears a circumferential component force of the force given to the push rod by the internal wave wheel, thereby bringing about zero side pressure between the pistons and the cylinder walls. All acting forces of the pistons on the internal wave wheel are completely balanced. The dual cascade valve cam controls the intake and exhaust valves of all cylinders without a valve timing driving mechanism. The internal combustion engine is characterized by compact and simple structure, no side pressure, small axial size, low vibration, stable running, high outputted torque and power, high efficiency, long service life, and the like.

The invention provides a two-phase inner cam type swinging transmission internal combustion engine, which relates to the field of gas motive power and belongs to a multi-cylinder internal combustion engine. The invention provides a novel internal combustion engine, eight air cylinders are annularly, symmetrically and uniformly distributed around an outer convex inner two-phase inner cam, the resultant force of the outer convex inner two-phase inner cam is zero, an air cylinder piston directly acts on the outer convex inner two-phase inner cam through a push rod, and the motive power is transferred to an output shaft connected with a center wheel key through a two-phase inner cam type swinging movable tooth via the outer convex inner two-phase inner cam. The internal combustion engine has the characteristics that a connecting rod and a crankshaft in the traditional internal combustion engine are omitted, and an outer convex inner two-phase inner cam type swinging transmission mechanism does not have the eccentric mass, and has the inertia force and work load self balance characteristic. The rotating speed of the output shaft depends on the transmission ratio of the movable tooth transmission, when the movable tooth frame is fixed, a center wheel realizes low-speed and large-torque output, and the internal combustion engine can be widely applied to engineering machinery, armored car and the like with high-powder requirements. The internal combustion engine has the advantages that the structure is simple and compact, the axial dimension is small, the self balance of the stress is realized, and the operation is stable.

The invention discloses a central power output and rear power output device of a tractor, which is controlled by adopting a hydraulic controlled type power output clutch, has reasonable design and simple and direct structure and comprises a power input shaft, a power output clutch, a hydraulic control valve, a rear axle shell, a power transmission shaft, a transmission gear set, a rear power output shaft, a central power output shaft and a rear power output shift operating device. The hydraulic controlled power output clutch is adopted to eliminate the inertia force generated when a driven farm machinery is separated, and the power output clutch is internally provided with a special braking component, so once the power output clutch is separated, the braking element can come into play so as to enable the power output shaft to rapidly stop rotation, thus preventing the power output shaft from being damaged while lifting. Therefore, the central power output and rear power output device can meet the structural requirement on the tractor to be matched with various farm machinery, favorably solves the key technology of central power output of the tractor and improves the complete machine performance and application scope of the tractor.

A bonding apparatus including a front link whose lower end is rotatably connected to a bonding arm and upper portion is rotatably connected to bonding head, and a rear link whose lower end is rotatably connected to the rear end of the bonding arm and upper portion is rotatably connected to the bonding head; and a hypothetical rotational center of capillary of the bonding arm is on a bonding surface and set to be the intersection of a line that connects upper and lower rotational centers of the front link and a line that connects upper and lower rotational centers of the rear link, wherein the immovable element of motor is fastened to the bonding head, and the rotational element of the motor is attached to the upper end of the rear link so that the rotational element rotates about the upper rotational center of the rear link.

The invention discloses a cylindrical double-track cam axial piston type crankless internal combustion engine, which relates to the technical field of internal combustion engines and is a multi-cylinder internal combustion engine. The invention provides a novel internal combustion engine; when pistons drive rollers arranged on the bottoms of the pistons for reciprocating movement, the rollers push a double-track cam fixed on a main shaft to rotate, and the power is output from the double-track cam through the main shaft. Outlines of two end surfaces of the double-track cam are in the form that wave crests correspond to wave crests, wave troughs correspond to wave troughs, and the two end surfaces are circumferentially symmetrical. Two groups of cylinders are symmetrically arranged at bothends of the double-track cam, and axis lines of the cylinders have equal distance to an axis line of the main shaft and are parallelly, circularly and evenly distributed. The pistons which have the same axis line and are symmetrically arranged with the spacing of 180 DEG C have the same working state, which ensures that the axial and radial composite force of the double-track cam and the main shaft are zero. A sliding rod at the bottom of each piston slides in a guide groove, which ensures that the side pressure of the piston is zero. Intake and exhaust valves of all the cylinders are intensively controlled by two distributing cams. The internal combustion engine has the characteristics of simple and compact structure, small volume, small impact vibration, steady operation, high power, long service life and so on.

The invention belongs to the field of baby products, and particularly relates to a movable baby walker. The movable baby walker comprises a first body, a second body, a binding coat and two locking wheel devices; the first body and the second body are connected in a front-back mode; the binding coat is arranged at the upper end of the inner circumference of the first body; and the two locking wheel devices are connected with rear wheels. Through the locking wheel devices, a baby is prevented from gliding in the baby walker, the baby walker is prevented from having an accident in gliding, and the inertia force of the baby walker is eliminated, so that the baby does not walk faster and faster in the baby walker, and the baby can learn to walk at a constant speed in the baby walker; and the chest of the baby is wrapped with the binding coat to support the body of the baby, so that two legs are prevented from being forcedly separated in the walking process to form bowlegs.

The invention discloses a rocker arm type vibrating trough comprising a machine barrel, and a bearing plate is fixedly installed in the machine barrel; a vibrating trough body is arranged above the bearing plate, and slidably connected with the inner walls of the two sides of the machine barrel; and a first adsorption assembly is arranged in the inner wall of the left side of the machine barrel, and a second adsorption assembly is arranged in the inner wall of the right side of the machine barrel. According to the rocker arm type vibrating trough, through arrangement of a driving mechanism, asubdivision mechanism, the first adsorption assembly, the second adsorption assembly, a power assembly and an auxiliary reset assembly, one motor is used for driving a plurality of components to achieve rocker arm type reciprocating vibration of the vibration groove, and the problems that an existing vibrating through operation system is too complex and high in operation cost are solved; multi-layer material screening treatment can be completed through twisting of triangular crushing pieces on springs, dust particles generated through separation can be adsorbed and collected through positive charges and negative charges generated in the up-down vibration process; and environmental pollution is avoided.

A robot (1) having a workpiece mass measurement function for measuring the mass of a workpiece that is held, includes a force measurement unit (5) that measures the force that is applied to the tip part (2) of the mechanism part of the robot (1), and a mass estimation unit (11) that estimates the mass of the workpiece that is held by the robot (1), based on information about the force acquired by the force measurement unit (5) while the robot (1) is moving.

The invention provides a can movable tooth frame two-phrase swinging-plate type internal combustion engine, relates to the field of fuel gas power and belongs to a multi-cylinder internal combustion engine. According to the novel internal combustion engine provided by the invention, pistons act on a can movable tooth frame through push rods and universal ball assemblies, and power is transmitted to an output shaft in key linkage with a two-phrase swinging-plate wave generator through a slot-type two-phrase swinging-plate movable tooth transmission mechanism and is output. The can movable tooth frame integrates the internal combustion engine and a can movable tooth frame swinging-plate mechanism, and the internal combustion engine does not need to be additionally equipped with a speed increaser. A crankshaft connecting rod system in a crankshaft connecting rod type internal combustion engine is omitted, no eccentric mass exists in the internal combustion engine, all types of internal force are balanced automatically, steel ball movable teeth and left-cover-end gears are in multi-tooth engagement, the can movable tooth frame and the two-phrase swinging-plate wave generator are also in multi-tooth engagement, and all air cylinders are axially arranged. The internal combustion engine is simple and compact in structure, small in size, large in overlapped degree and high in bearing capacity and can be widely applied to the fields in need of a high rotation speed and large power, such as small generators and helicopter engines.

The invention relates to a buffering mechanism on an output shaft of a power output device and a servo motor comprising the same. The buffering mechanism is connected with a load connector and comprises a first rotation part and a second rotation part which are laminated, and the output shaft drives the buffering mechanism to drive the load connector to move. The first rotation part is fixedly mounted on the output shaft, the second rotation part is rotationally mounted on the output shaft, the second rotation part is connected with the load connector, the first rotation part is provided with one or multiple first magnets, the second rotation part is provided with second magnets, the second magnets and the first magnets correspond to each other in positions, and magnetic poles thereof are reversed and attracted each other. The buffering mechanism is applied on an output shaft of the servo motor. The buffering mechanism is simple in structure, capable of effectively eliminating inertia force of the load connector at two critical points of starting and stopping of the servo motor, and gears on a speed reduction mechanism are protected.

The invention discloses an internal dual-phase shockwave swing link transmission type internal combustion engine, relates to the field of gas power, and belongs to a multi-cylinder internal combustion engine. The invention provides a novel internal combustion engine, wherein eight cylinders are annularly, symmetrically and uniformly distributed around a convex internal dual-phase shockwave wheel,so that a resultant force stressed on the convex internal dual-phase shockwave wheel is zero; a cylinder piston directly acts on the convex internal dual-phase shockwave wheel through a push rod; andpower is transferred to an output shaft which is connected with a wavelike wheel through keys from the convex internal dual-phase shockwave wheel through internal dual-phase shockwave swing link movable teeth. In the internal combustion engine, a connecting rod and a crank shaft in the conventional internal combustion engine are saved, and an external cam internal dual-phase shockwave swing link transmission mechanism of the conventional internal combustion engine does not have eccentric mass and has the advantage of self-balancing the inertial force and the working load. The rotation speed of the output shaft is determined by the transmission ratio of the transmission of the movable teeth; if a movable tooth frame is fixed, the wavelike wheel outputs low speed and large torque; and the internal combustion engine can be widely applied to the fields of military affaires and national defense needing high power, such as tanks, armored vehicles, engineering machinery and the like. The internal combustion engine has the advantages of simple and compact structure, small axial dimension and self-balanced stressing and operates stably.

An optional tooth difference swing type high-rotation-speed internal-combustion engine relates to the field of gas power. The tooth difference swing type high-rotation-speed internal-combustion engine is characterized in that eight air cylinders are annularly evenly distributed on the periphery of a protruding inner gear ring to allow resultant force borne by the inner gear ring to be zero. An air cylinder piston directly acts on the protruding inner gear ring through a push rod. Power is transmitted by protruding inner gear ring to an output shaft connected with a multi-phase shock wave wheel key through transmission of a multi-phase cam swing movable tooth. A connecting rod and a crankshaft in traditional internal-combustion engines are omitted, and the protruding inner multi-phase cam swing transmission mechanism has no eccentric weight, and has the advantages that self-balancing of inertia force and work load. Rotation speed of the output shafts depends on transmission ratio of movable tooth transmission. If a movable tooth frame is fixed, high-speed output of the multi-phase shock wave wheel is achieved. The internal-combustion engine is widely applicable to fields, which need high rotation speed, such as helicopter engines and small power generators. When rotation speed is fixed, emission of harmful gas can be reduced. The internal-combustion engine is simple and compact in structure, low in axial size, self-balancing in stress, and stable in operation.