354 results about "Spherical bearing" patented technology

An orthopaedic joint prosthesis assembly includes a head part of an orthopaedic joint prosthesis component and an alignment guide. The head part has a spherical bearing surface for articulation with a corresponding joint surface, and an assembly surface having a first bore formed in it for receiving a spigot on another part of the orthopaedic joint prosthesis. The bore has a first axis that extends perpendicular to the assembly surface. The alignment guide has an axial portion defining a second axis and an arm extending from the axial portion. The arm includes a distal portion which is configured to engage the assembly surface, with the axial portion being arranged to engage the bearing surface of the head part when the head part is mounted within the guide such that an impaction force applied along the second axis is directed along the first axis.

An aircraft pipework assembly is disclosed including an aircraft structure; pipework; a fixture arrangement between the pipework and the aircraft structure; a tie rod connecting the pipework to the aircraft structure; a first tie rod bearing which connects the tie rod to the pipework; and a second tie rod bearing which connects the tie rod to the aircraft structure. The fixture arrangement includes a spherical bearing, the spherical bearing comprising a ball mounted to the pipework, and a housing coupled to the aircraft structure. The ball includes a convex spherical bearing surface; and the housing comprises a concave spherical bearing surface which mates with the convex spherical bearing surface of the ball. The fixture arrangement is configured to enable the pipework to translate relative to the ball in an axial direction aligned with a longitudinal axis of the pipework.

The invention relates to the technical field of heat treatment of bearing rings applied to wind power type main shafts, in particular to a heat treatment shaping process for spherical bearing rings. The outer diameter of the spherical bearing ring close to the A end face is measured, and the diameter variation SA is obtained; measuring the outer diameter of the spherical bearing ring close to the end face B to obtain a diameter variation SB; if SA and SB are both larger than the standard deformation quantity threshold value, the position for installing the top type tool is determined, the top type tool starts to be installed, and the outer diameter deformation low point is changed into the outer diameter deformation high point through tool stress; and after shaping is finished, heating and heat preservation are conducted through a tempering furnace. According to the difference value between the diameter variation of the end faces of the two sides of the large / oversize spherical bearing ring, a reasonable top form formula is determined, the shaping position and the top form degree are strictly controlled, and it is guaranteed that the diameter variation after shaping is within the allowance range through the large inversion amount.

Disclosed is a variable-A-value free bending forming device capable of processing pipe fittings of different outer diameters. The device comprises a bending forming module, clamping and fixing modules, and a spherical bearing. The bending forming module is used for clamping a bent section of a pipe blank. Multiple clamping and fixing modules on a rear side of the bending forming module are evenly distributed along the circumference of the pipe blank, and are used for clamping and limiting an unbent section of the pipe blank during a bending forming process. Clamping mechanisms of the bending forming module and the clamping and fixing module have overall radial movement freedom and circumferential movement freedom for clamping jaws, and can meet the requirements for clamping pipe fittings of different outer diameters. Each clamping and fixing module adjusts the A-value during forming by adjusting the positions of an arc-shaped limiting block and a clamping support base. The present invention enables efficient single-die, multi-pipe processing in a free bending forming device for pipe fittings, reducing the time and cost required for die changes. The variable A value expands the application range of the device and further improves the forming quality of three-dimensional bent pipes.

The utility model relates to a friction type quasi seismic isolation support, a bridge and a building body, comprising a spherical support used for forming a first plane friction pair with a building body cross beam, and further comprising an additional plane support used for being fixed on a building bottom pier and used for being supported between the spherical support and the building bottom pier; a second plane friction pair is formed between the additional plane support and the spherical support, and the friction coefficient of the second plane friction pair is larger than that of the first plane friction pair; the structure further comprises a plurality of fragile shear keys, the upper ends of the fragile shear keys are connected to the spherical support, and the fragile shear keys abut against the two opposite sides of the additional plane support in the midspan direction of the building cross beam in a limited mode. According to the utility model, the upper structure of the building body can be prevented from being easily lifted when the building body suffers from a rare earthquake, the building body is prevented from losing the shock resistance after the rare earthquake, and the controllability of the friction coefficient is stronger.

The invention relates to a trunnion device adapting to the running posture of a floating body gate, the trunnion device is used for connecting a lock wall and the floating body gate, the trunnion device comprises a fixed support, a connecting mechanism and a movable support, the fixed support is fixedly connected with the lock wall, the movable support is fixedly connected with the floating body gate, and the connecting mechanism is fixedly connected with the fixed support. The fixed support is hinged to the movable support through a connecting mechanism. The connecting mechanism comprises a vertical shaft, a horizontal shaft, a knuckle bearing and a sliding bearing, a bearing seat is fixedly arranged at one end of the horizontal shaft, the knuckle bearing is arranged in the bearing seat of the horizontal shaft, the knuckle bearing is arranged on the vertical shaft in a sleeving mode, an outer ring of the knuckle bearing is in interference fit with the bearing seat, and the sliding bearing is arranged on the bearing seat. An inner ring of the knuckle bearing is in clearance fit with the vertical shaft, the fixed support is detachably and fixedly connected with the vertical shaft, a mounting hole is formed in the movable support, the sliding bearing is arranged at the end, away from the bearing seat, of the horizontal shaft in a sleeving mode, and the sliding bearing is detachably mounted between the horizontal shaft and the mounting hole. An outer ring of the sliding bearing is in interference fit with the mounting hole, and an inner ring of the sliding bearing is in transition fit with the horizontal shaft.

The utility model discloses a waist mechanism and a robot. The waist mechanism comprises a base; the cross shaft is rotationally connected with the base, and the cross shaft rotates around a first direction relative to the base; the output assembly comprises two driving modules, the two driving modules are symmetrically arranged on the base in the first direction, each driving module comprises a driving assembly and a connecting rod assembly, one end of each connecting rod assembly is connected with the output end of the corresponding driving assembly, and the other end of each connecting rod assembly is connected with the output end of the corresponding driving assembly. The other end of the connecting rod assembly is rotationally connected with the base through a first fisheye bearing, the driving module is rotationally connected with the cross shaft, and the driving module rotates around a second direction relative to the cross shaft; the first direction intersects with the second direction. According to the technical scheme provided by the invention, the waist action of the robot can be more diversified and flexible.

The utility model provides a work fixture for rod end knuckle bearing drilling, which belongs to the technical field of rod end knuckle bearing processing and comprises a horizontally arranged fixture body, a base protruding downwards is arranged in the middle of the bottom surface of the fixture body, and a boss protruding upwards is arranged in the middle of the upper surface of the fixture body. A positioning mandrel is vertically arranged in the middle of the upper surface of the boss, the lower end of the positioning mandrel is vertically inserted into the clamp body, the upper end of the positioning mandrel is located above the boss, a through hole penetrating through the clamp body is vertically formed in the middle of the positioning mandrel, and a bolt is vertically arranged in the through hole and penetrates through the positioning mandrel to be in threaded connection with the clamp body. According to the rod end knuckle bearing drilling fixture, the problem that the rod end knuckle bearing shakes in the drilling process due to the fact that the rod end knuckle bearing cannot be well fixed in the drilling process every time can be solved, so that the percent of pass of finished products machined finally is increased, and the working efficiency is improved.

The utility model discloses a double-swing thrust floating knuckle bearing which comprises a shaft seat and a shaft core, a shaft seat concave spherical surface part is formed on the upper side of the shaft seat, a shaft seat convex spherical surface part is formed on the lower side of the shaft seat, and the ball center of the shaft seat concave spherical surface part is consistent with that of the shaft seat convex spherical surface part; the shaft core vertically penetrates through the shaft seat, a shaft core convex spherical surface part and a shaft core concave spherical surface part are formed on the shaft core, the shaft core convex spherical surface part and the shaft seat concave spherical surface part are consistent in spherical radius and spherical center and are slidably attached to the shaft seat concave spherical surface part, and the shaft core concave spherical surface part and the shaft seat convex spherical surface part are consistent in spherical radius and spherical center and are slidably attached to the shaft seat convex spherical surface part; and the shaft core is spherically hinged on the shaft seat. The utility model provides an integral structure type knuckle bearing capable of bearing loads in multiple directions.

A rotor assembly for a rotary wing aircraft includes a rotor hub, a rotor blade coupling coupled to the rotor hub, a hub extender coupled to the rotor hub, and a first bearing assembly. The first bearing assembly includes a clevis coupled to the hub extender and including two arms, each arm including a clevis opening, two cylindrical bearings, each cylindrical bearing extending through one of the clevis openings, a spherical bearing positioned between the two arms and coupled to the rotor blade coupling, and a first pin extending through the two cylindrical bearings and the spherical bearing.

A height adjustment device includes a lower part, an upper part, and a height adjustment unit including a first spherical plain bearing, a second spherical plain bearing, a third spherical plain bearing, a first lifter, a second lifter, and a third lifter. The height adjustment device is configured to adjust a height of the upper part with respect to the lower part by driving the first lifter, the second lifter, and the third lifter.

A quick-connect steam wand assembly for steaming beverages and more particularly to a wand that can be easily attached or detached quickly to a beverage / espresso making machine. Wherein the steam wand assembly is formed at least two parts. Wherein the second part attaches to the first part via a spherical bearing or by pair of magnets that allows quick connection or disconnection for effectively cleaning the wand without taking the machine out of commission.

The rod end knuckle bearing comprises a rod end body, an inner hole is formed in the rod end body, an inner ring is installed in the inner hole in a matched mode, an annular limiting groove is formed in the outer spherical surface of the inner ring, and a limiting pin used for being matched with the annular limiting groove in a limiting mode so as to limit the swing freedom degree of the inner ring in the designated direction is fixed to the rod end body. The limiting pin is arranged on the rod end body, meanwhile, the annular limiting groove is formed in the outer spherical surface of the inner ring, and therefore the swing freedom degree of the inner ring in the left-right direction can be limited through limiting cooperation of the inner side end of the limiting pin and the annular limiting groove; and the walking stability of the humanoid robot can be effectively improved.

The invention relates to the technical field of machining monitoring, in particular to an insert bearing machining monitoring method and system. The method comprises the following steps that torque signals and axial position information of a to-be-monitored grinding spindle at each moment are collected; performing time synchronization on the torque signal and the axial position information at each moment, and confirming the torque signal and the axial position information at each moment after synchronization; analyzing the fluctuation form of the torque signal at each moment after synchronization, and comparing the fluctuation form with a preset torque fluctuation characteristic to obtain an abnormal torque signal; and on the basis of the abnormal torque signal and the axial position information at each moment, the monitoring result of the local area of the surface of the grinding wheel is confirmed. The invention aims to solve the problem that the abnormal state and the abnormal position of the local area of the surface of the grinding wheel cannot be accurately identified by the existing monitoring method.

The utility model provides a high-voltage cable joint peeling, cutting and polishing integrated device, which relates to the technical field of cable installation and construction and comprises a base, a pair of fixing plates are respectively installed on the upper end face of the base, and a guide rod and a threaded rod are respectively inserted between the pair of fixing plates. The guide rod and the threaded rod are jointly sleeved with a moving plate and an operating frame, a cavity is formed in the operating frame, a gear disc is mounted on the inner wall of the cavity through a spherical bearing seat, mounting grooves are formed in the surface of one side of the gear disc at equal intervals, and a plurality of first electric telescopic rods are mounted in the mounting grooves; and a polishing head and a cutting blade are mounted on the surface of the electric telescopic rod I. The device is novel in overall design, simple in structure and capable of rapidly peeling, cutting and effectively polishing a cable, the automatic operation process is achieved, and the overall operation efficiency of the device can be greatly improved.

The invention relates to the technical field of mixing machines, and discloses an automatic rotating vertical helical ribbon mixer which comprises a mixer body, a helical ribbon stirrer is arranged in the mixer body and comprises a rotating shaft and a helical ribbon, a spherical bearing is mounted at the top of the mixer body, and the upper end of the rotating shaft is inserted into the spherical bearing. A shell is mounted at the top of the spherical bearing, a speed reducer for driving the rotating shaft is mounted in the shell, a motor for driving the speed reducer is mounted on the outer side of the shell, an electric push rod is arranged at the top of the mixing machine body, the telescopic end of the electric push rod is rotationally connected with the shell, a limiting rod is mounted on the outer side of the rotating shaft, and an annular groove is formed in the inner wall of the mixing machine body; the ends of the limiting rods are inserted into the inner sides of the annular grooves. The motor drives the speed reducer to drive the helical ribbon stirrer to rotate, and the limiting rod and the annular groove are matched for use, so that the electric push rod drives the helical ribbon stirrer to revolve, the load of electrical connection is reduced, and the mixer body is more economical and efficient.

The bearing assembly is used for arranging a synchronizing shaft of the photovoltaic support and comprises a bearing seat and a spherical bearing. The bearing seat comprises a first seat body and a second seat body, the first seat body is provided with a first mounting hole, the second seat body is provided with a second mounting hole, and the first seat body and the second seat body are fixedly connected through a connecting structure. When the first seat body and the second seat body are in butt joint and matched, the first mounting hole and the second mounting hole are coaxial, and the hole wall of the first mounting hole and the hole wall of the second mounting hole are used for jointly supporting the spherical bearing and enabling the spherical bearing to rotate around the axis of the first mounting hole and the axis of the second mounting hole. By arranging the spherical bearing, upward supporting force can be provided for the synchronizing shaft, deflection deformation is reduced, and meanwhile the phenomenon that the synchronizing shaft is stuck is effectively improved. In addition, the split type bearing seat is adopted, a pre-tightening structure is arranged, pre-installation of the bearing assembly can be achieved, a user can achieve assembly of the bearing assembly through fewer fasteners, and installation is faster.

The utility model relates to box closing equipment for synchronously pulling and pressing a rotor ball bearing during box closing of a stator and a rotor. The box closing equipment comprises a motor shell gripping apparatus, a centralizing pulling and pressing structure, a pulling and pressing counter-force mechanism and a pulling and pressing electric cylinder, the centralizing tension-compression structure is provided with a tension-compression centralizing rod and a tension-compression pressure head; the lower end of the pulling and pressing head abuts against a bearing installed in the motor shell small assembly. The tension-compression righting rod penetrates through the tension-compression pressure head and is detachably and fixedly connected with the rotor shaft; wherein the pulling and pressing righting rod moves along with the pulling and pressing electric cylinder to drive the rotor shaft to move upwards, the mounting plate where the pulling and pressing pressing head is located is connected with a pulling and pressing counter-force plate extending in the vertical direction, and the pulling and pressing counter-force mechanism abuts against the upper end of the pulling and pressing counter-force plate to reversely press the bearing into the rotor shaft. The assembly process sequence is adjusted, the bearing is installed on the small motor shell assembly in advance, the ball bearing is synchronously pulled and pressed into the rotor shaft when the stator and the rotor are assembled, and meanwhile, the inner ring of the bearing is jacked by the pulling and pressing head, so that the bearing quality is prevented from being damaged due to the stress of the ball bearing.

A connecting device including first and second off-center rings, the second ring being positioned in the first ring. The peripheral outer surface of the first ring is frustoconical and has a smaller cross section oriented in a first direction, and the inner surface of the first ring and the outer surface of the second ring, which surfaces interact with one another, have cross sections which increase between a first cross section and a second cross section that is offset in relation to the first cross section in an opposite direction to the first direction. This arrangement makes it possible to be able to prevent the rotation of the first and second rings once their angular positioning has been adjusted.

The utility model relates to the technical field of photovoltaic equipment, and discloses a bearing assembly and a photovoltaic tracking support, the bearing assembly comprises a first spherical bearing assembly and a second spherical bearing assembly, the first spherical bearing assembly comprises a first spherical bearing and a first bearing pedestal, the first spherical bearing is provided with a first mounting space penetrating through the axial direction of the first spherical bearing, and the second spherical bearing is provided with a second mounting space penetrating through the axial direction of the second spherical bearing; and the second spherical bearing assembly comprises a second spherical bearing and a second bearing seat, and the second spherical bearing is provided with a second mounting space used for mounting a synchronizing shaft. The first bearing seat and the second bearing seat are respectively provided with a first mounting part and a second mounting part which penetrate through the axial direction, the first mounting part is used for mounting the first spherical bearing, and the second mounting part is used for mounting the second spherical bearing. According to the structural design, the bearing assembly can adapt to complex terrain changes, the stability and tracking precision of the photovoltaic tracking support are improved, and therefore the sunlight receiving efficiency of the photovoltaic module is optimized.

The utility model discloses a graded energy consumption type seismic mitigation and isolation support, and relates to the technical field of seismic mitigation and isolation supports. The rubber support is connected to the bottom of the spherical support; the bottom basin assembly comprises a bottom plate and supporting stoppers, the supporting stoppers are fixed to the periphery of the bottom plate, the ends, away from the spherical support, of the rubber supports are connected with the bottom plate, the rubber supports are located in the supporting stoppers, and threaded holes are formed in the ends, away from the bottom plate, of the supporting stoppers; and the limiting stop block is fixed in the threaded hole in the supporting stop piece through the anti-shear pin, and the inner edge of the limiting stop block protrudes out of the inner side of the supporting stop piece and is used for limiting the spherical support. The graded energy dissipation function is achieved, when a bridge and a building structure normally operate, the spherical support horizontally moves and turns, and friction energy dissipation of the spherical support is mainly achieved; under the action of an earthquake, the rubber support is subjected to shear deformation, and the spherical support and the rubber support are combined to consume energy.

The utility model discloses a welding electrode assembly installation structure which comprises a telescopic driving piece, a guide rod, an anti-rotation rod, a guide seat assembly and an electrode assembly, the telescopic driving piece is arranged on the guide seat assembly, and the guide rod and the anti-rotation rod are arranged in the guide seat assembly in a penetrating mode; the telescopic driving part is connected with the guide rod through a knuckle bearing, and / or the mounting position of the telescopic driving part on the guide seat assembly is adjustable and is connected with the guide rod; and the mounting position of the guide rod and / or the anti-rotation rod on the electrode assembly is adjustable. The guide rod and the anti-rotation rod are arranged in the guide seat component in a penetrating manner, so that a guide effect can be achieved, and rotation can be prevented. Due to the fact that the installation position of the guide rod and / or the anti-rotation rod on the electrode assembly is adjustable, in the assembling process, the guide rod and the anti-rotation rod can penetrate through the guide seat assembly firstly, then the guide rod and the anti-rotation rod are fixed to the electrode assembly, the structure is simple, assembling performance is good, the requirement for hole site precision on the guide seat assembly can be lowered, and fit clearance does not need to be increased.

A supporting system for rotating shafts (3) which can be arranged inclined with respect to one another having a supporting pillar (2.1), a first rotating shaft (3.1) which is supported on the supporting pillar (2.1) by a first bearing assembly (5.1), and a second rotating shaft (3.2) which is supported on the supporting pillar (2.1) by a second bearing assembly (5.2), the first bearing assembly (5.1) and / or the second bearing assembly (5.2) having a spherical bearing (5.4) capable of rotating freely both about the corresponding rotating shaft (3, 3.1, 3.2) and out of the plane perpendicular to the rotating shaft (3), (3.1), (3.2).

The invention discloses a machining tool that produces little wear at the joint of a main drive shaft (14) and a transmission shaft (5). The machining tool comprises an upper shaft (6) attached to a main machine device, a transmission shaft (5) inserted into the upper shaft (6), a main drive shaft (14) attached to the head of the transmission shaft (5), a holder (15) inserted into the head of the main drive shaft (14) and having a cutting tool attached thereto, a spherical bearing (4) supporting the outer side of the main drive shaft (14) so that the main drive shaft (14) can be tilted, a center steel ball (7) clamped between the recess of the head of the transmission shaft (5) and the opposite recess of the rear end of the main drive shaft (14), and an axial steel ball (10) disposed in the long groove (11) of the outer surface of the head of the transmission shaft (5) and in the hole (18) of the main drive shaft (14).

The utility model relates to a waste discharge net system of a punch press for basic caps of easy-to-pull caps, which comprises a platform plate, two groups of mounting brackets are symmetrically arranged at the top of the platform plate, and a roller is connected between the two groups of mounting brackets through a spherical bearing with a seat; the lower rubber wheel pressing assembly is composed of two fixing supports, air cylinders and a rubber wheel part, the two fixing supports are arranged on the outer sides of the two mounting supports respectively, the rubber wheel part located over the rolling wheels is arranged between the two fixing supports, and the two ends of the rubber wheel part are connected with the fixing supports through the air cylinders. The utility model relates to the technical field of easy-open lid production lines. According to the waste net discharging system for the basic easy-open lid punching machine, through the arranged pressing rubber wheel assembly, when a waste net piece enters a discharging port of the punching machine, a rubber wheel piece can be pressed downwards through an air cylinder, the rubber wheel piece is matched with a rolling wheel to press the waste net piece, then the rolling wheel can push out the waste net piece through driving of a motor, the waste net piece can be effectively prevented from being stacked at the discharging port, and the waste net piece is prevented from being damaged. Therefore, the production efficiency of the easy-open lid is effectively improved.

The utility model relates to a self-adaptive liquid inlet and outlet device in a battery cold plate performance detection device. The self-adaptive liquid inlet and outlet device comprises a pipe nozzle seat and a pipe nozzle bracket, a liquid inlet pipe nozzle and a liquid return pipe nozzle are mounted on the left end surface of the pipe nozzle seat; a vertical connecting plate is mounted on the left side of the nozzle bracket, and a knuckle bearing is mounted in a central hole of the connecting plate; a universal shaft is installed on the right end face of the pipe nozzle base, and the right end of the universal shaft is inserted into an inner ring of the knuckle bearing in a sliding mode. A plurality of buffers are installed on the connecting plate, and buffer heads of the buffers are arranged leftwards and abut against the pipe nozzle base. A first pipe joint and a second pipe joint are arranged on the pipe nozzle seat, the first pipe joint is communicated with the liquid inlet pipe nozzle, and the second pipe joint is communicated with the liquid return pipe nozzle. According to the utility model, the impact force generated when the liquid inlet pipe nozzle and the liquid return pipe nozzle are butted with the joint seat on the battery cold plate can be reduced, and the liquid inlet pipe nozzle, the liquid return pipe nozzle and the joint seat on the battery cold plate are effectively protected.

The invention discloses a wrapping control device which comprises a working bottom plate and a hollow rotating wheel, the hollow rotating wheel is assembled on the upper end face of the working bottom plate, a hollow auxiliary wheel is assembled on the right side of the hollow rotating wheel, the hollow auxiliary wheel is sleeved with a spherical bearing, and the bottom of the spherical bearing is connected with a bearing plate. The bottom of the bearing plate is connected with a telescopic cylinder body, and the telescopic cylinder body is connected with the working bottom plate. According to the wrapping control device, the proportional valve is driven to adjust the height of the telescopic cylinder body, so that the height of the hollow rotating wheel is changed, then the tension of the cable is changed, finally, the tension of the cable is automatically changed, the problem that the cable is pulled in the wrapping process, and consequently the outside is broken is solved, and the service life of the cable is prolonged. The speed of cable wrapping operation is greatly improved, the tension of the winding roller is rapidly adjusted and controlled in cooperation with the control module and the bearing plate, and then the speed of cable wrapping operation is improved.

This invention relates to the field of clean energy power generation technology, and proposes a three-source coupled synergistic power generation device based on hydropower, gravity, and kinetic energy. The device includes a water storage tank, a wheel, an upper water tank, an upper water baffle, a closed-loop water tank pump system, a main shaft, counterweight grooves, counterweight blocks, high-pressure spherical bearings, buffer springs, and a dual-start transmission power generation assembly. The wheel diameter is unlimited and can be arbitrarily enlarged according to actual power demand. The wheel size is directly proportional to the output torque and power generation. The upper water tank is circularly arranged on the wheel. The closed-loop water tank pump system is installed on the upper side of the water storage tank. Multiple counterweight grooves are arranged in a circular array on both sides of the top water tank of the wheel. Multiple high-pressure spherical bearings are respectively installed at the bottom of each counterweight block. Multiple buffer springs are symmetrically installed on the upper and lower sides of each counterweight groove. This technical solution solves the problems of limited power output, single starting method, low energy conversion efficiency, and inability to operate with zero carbon emissions in traditional power generation equipment.

The utility model relates to a constant tension film laminating machine which comprises a rack, a workbench is arranged in the middle of the rack, an upper rubber roller and a lower rubber roller are arranged at the position of the workbench, a film releasing shaft and a waste collecting shaft are arranged above the workbench, an unwinding shaft and a winding shaft are arranged on the two sides of the lower portion of the workbench respectively, and a temperature measuring probe is installed on a lifting support at the end of the upper rubber roller. One end of the film shaft, one end of the waste collecting shaft, one end of the unwinding shaft and one end of the winding shaft are installed on one side of the rack through spherical bearings, and the other ends of the film shaft, the waste collecting shaft, the unwinding shaft and the winding shaft are installed on the other side of the rack through a limiting mechanism and driven by a servo motor through a gear set to rotate; the film laminating machine is provided with five servo motors which independently operate to drive the lower rubber roller, the film shaft, the waste collecting shaft, the unwinding shaft and the winding shaft to rotate, so that a film and drawing paper keep constant tension during operation, and stable film laminating quality is guaranteed.

The present application relates to a kind of mechanical dexterous hand fingers and dexterous hand, which includes: palm base;Finger knuckles, which includes sequentially connected finger root knuckles, middle knuckles and distal knuckles;Finger root component, which includes finger root pivot installed on the palm base, spherical bearing is set on the finger root pivot and matches the installation finger root knuckles;Bending transmission mechanism, which includes driving bevel gear, driven bevel gear, finger root transmission member and finger flexion shaft;Side swing transmission mechanism, which includes side swing drive installed on palm base, and side swing transmission shaft is connected with the side swing drive, and the side swing transmission shaft keeps contact with the finger root knuckles in side swing operation.Compared with prior art, the present application can satisfy the side swing of dexterous hand finger joint, bending, while ensuring that it occupies small volume while providing certain gripping force and durability.