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132results about How to "Limited range of motion" patented technology

Cooking utensil

The invention provides a cooking utensil. The cooking utensil comprises an outer pot, a temperature controller, an elastic part and a heating disc. Guide holes are formed in the outer pot, the temperature controller is put in the outer pot, supporting legs are arranged at the bottom of a shell of the temperature controller, and the supporting legs penetrate through the guide holes. The elastic part is arranged between the shell and the outer pot, and the upper end and the lower end of the elastic part abut against the shell and the inner bottom wall of the outer pot respectively. The heating disc is arranged in the outer pot and covers the temperature controller, a receding hole is formed in the heating disc, and the top of the temperature controller can protrude out of the receding hole.The supporting legs make contact with the guide holes tangentially, and the sizes of the cross sections of the guide holes are larger than those of the cross sections of the supporting legs. Accordingto the cooking utensil, the supporting legs make contact with the guide holes tangentially, and the sizes of the cross sections of the guide holes are larger than those of the cross sections of the supporting legs, it is effectively avoided that a main temperature controller greatly rubs with an outer pot in the moving process, so that the main temperature controller is jammed, thus, the problemof jamming of the temperature controller is conveniently and effectively solved, and the cooking utensil is simple in structure and beneficial for popularization.
Owner:FOSHAN SHUNDE MIDEA ELECTRICAL HEATING APPLIANCES MFG CO LTD

Air-float magneto motive friction-free suspension device

The utility model relates to an air-floated magnetic motive frictionless suspending device, comprising a frame, a mounting case, a mobile beam, a plurality of guiding bars, a main rod, an air floatation system and a magnetic motive system, wherein, the air floatation system comprises two frictionless cylinders and two air storage tanks of same size; the magnetic motive system comprises a moving coil with a long stroke and the iron core of a exciter; the mounting case is fixed in the middle part of the frame, and a lower mounting plate is positioned in the lower part of the frame; a top plate and a bottom plate are positioned on the mounting plate; two small air bearings for installing the guide bars and a large air bearing for installing the main rod are positioned on the top plate; a large air bearing for installing the guide bars is positioned below the bottom plate; two frictionless cylinders are positioned symmetrically above the mounting plate under the frame; the cylinder rod of the frictionless cylinder is connected with the mobile beam with a connecting hinge; the mobile beam comprises two symmetric parts; the main rod and two guide bars are positioned on the mobile beam; two stop plates are positioned on the two ends of the main rod. The utility model has advantages of meeting the frequency criterion under ultra-low frequency condition, little enough added mass, the small influence of the nonlinearity, and the high testing precision.
Owner:ZHEJIANG UNIV OF TECH

Two-degree of freedom inertial driving mechanism utilizing photovoltaic power supply

The invention relates to a two-degree of freedom inertial driving mechanism utilizing photovoltaic power supply, which comprises a photovoltaic assembly (7), a driving box (8) comprising a driving control circuit as well as a load(9), four piezoelectric stack elements and four counterweights, wherein the photovoltaic assembly(7), the driving box (8) and the load (9) are integrated into a main body and contacted with a working surface (10), and the four piezoelectric stack elements are respectively located in the front, at the back, on the left and the right of the main body. One ends of the four piezoelectric stack elements are connected with the main body, and the other ends are connected with the four counterweights. Under the lighting of sunlight (6), the photovoltaic assembly (7) generates direct current, and asymmetrical voltage signals are generated to excite the piezoelectric stack elements after the direct current is supplied to the driving control circuit in the driving box (8), therefore, the inertial driving mechanism can make continuous displacement in an x-y plane.
Owner:INST OF ELECTRICAL ENG CHINESE ACAD OF SCI

Ball cone irradiation sample stopple with self-locking pressurized water reactor

The invention belongs to nuclear power plant pressurized water type reactor structure technology, and particularly discloses a ball cone irradiation sample stopple with a self-locking pressurized water reactor. The stopple is composed of an upper end head, a substrate, an optical shaft, a water pressure pushing rod, a cone ring, a ball, a locknut and two springs, wherein the upper end head is positioned at the upper end of the substrate, the spring is arranged in the substrate, the cone ring is positioned at the lower end of the substrate, the water pressure pushing rod penetrates the center of the cone ring and enters the inner cavity of the substrate, the cone surface of the cone ring is fitted with the ball, and the two springs are mounted outside the water pressure pushing rod in a sleeving manner. The cone ring and the ball are mounted below the substrate, and the ball and the cone ring are tightly fitted, through the adoption of the designed pushing rod structure, and the cone surface pushes the ball outwards to ensure that the ball and the wall of an irradiation sample hole are locked automatically. The irradiation sample stopple is simple and not high in processing precision, and can not be affected by cold water long term corrosion in operation process. Higher safety margin can be obtained after uniform loading of a plurality of balls, and the additional arrangement of the overload protection structure can further improve safety.
Owner:NUCLEAR POWER INSTITUTE OF CHINA

Effect device for forming stage-lighting effects

The invention discloses an effect device for forming stage-lighting effects. The effect device comprises a main support, an effect wheel, a rotating mechanism and a moving mechanism, a light hole is arranged on the main support, the rotating mechanism is connected with the effect wheel and drives the effect wheel to rotate, the moving mechanism is used for enabling the effect wheel to move relative to the light hole, is mounted on the main support and comprises a rocker arm and a moving driving mechanism, the moving driving mechanism is connected with the rocker arm and drives the rocker arm to rotate, and the effect wheel is connected with the rocker arm. Relative movement of the effect wheel and the light hole is controlled by the rocker arm, the effect wheel can synchronously move with a moving motor, the change of pattern effects is greatly accelerated, the lighting effects are better, and the size of a lamp can be reduced.
Owner:GUANGZHOU FINEART LIGHTING

Three-degree-of-freedom decoupling ultra-precise large-stroke positioning and vibration excitation device

The invention discloses a three-degree-of-freedom decoupling ultra-precise large-stroke positioning and vibration excitation device. The three-degree-of-freedom decoupling ultra-precise large-stroke positioning and vibration excitation device is characterized by comprising an upper loading plate and a lower mounting plate, wherein the upper loading plate and the lower mounting plate are connectedthrough a middle magnetic suspension loading part and three identical actuating elements around the magnetic suspension loading part; and each actuating element comprises a driver shell with an annular partition, and a giant magnetostrictive rod wrapped with an excitation coil is arranged in the driver shell. The three-degree-of-freedom precise positioning pointing function and the vibration excitation function are simultaneously considered, the plurality of functions can be realized through one set of system, the structure of the scheme is compact, the positioning pointing function is decoupled, and the micro-nano scale movement on the required translation degree of freedom can be independently realized; due to the fact that an embedded compliant amplifying mechanism is adopted, the positioning pointing stroke is enlarged, meanwhile, a magnetic suspension unloading device is designed, and can be used for carrying out unloading treatment on a large load during vibration excitation, sothat accurate loading of vibration interference can be realized.
Owner:DONGHUA UNIV

Vibration absorber for cycloid type wind driven generator tower

The invention discloses a vibration absorber for a cycloid type wind driven generator tower. The vibration absorber comprises a mass block and a steel wire rope, wherein a rubber rod is connected on the mass block; a connector is sleeved on the steel wire rope; one end of the steel wire rope is connected with a steel wire rope expansion head, and the other end of the steel wire rope is provided with a connecting installation hole; and the connector and the mass block are in a threaded connection. The damper absorbs the structure vibration energy by the swinging of the mass block, and simultaneously dissipates the energy through the axial deformation of a connected rubber spring. The movement direction of a mass cycloid is reverse to that of the structure for the action of dynamically damping; one end of the rubber spring is fixed on the mass block, and the deformation is controlled by the mass block to provide a force which is always reverse to the movement direction of the mass block, and the axial deformation of the rubber spring will have the function of consuming energy. The vibration absorber is simple to design and manufacture, convenient to install and change, has stable hysteretic characteristic, relatively low manufacture cost, and is applied to the structure for remarkably absorbing vibration.
Owner:江苏宇杰钢机有限公司 +1

Propeller varying device of wind driven generator

ActiveCN109026531AGood pitch effectImprove stability and power generation efficiencyWind motor controlMachines/enginesPropellerWind driven
The invention discloses a wind driven generator of a wind driven generator. The wind driven generator comprises a machine shell. First rolling bearings are fixedly connected with the middle of the right side of the inner wall of the machine shell. A hollow spindle is movably connected into the first rolling bearings. The right end of the hollow spindle sequentially penetrates through the first rolling beating and the machine shell from left to right, and extends out of the machine shell to be fixedly connected with a wind wheel. A push rod is arranged on the right side of the wind wheel and corresponds to the position of the hollow spindle. Through mutual cooperation of the hollow spindle, the wind wheel, the push rod, a triangular block, a baffle, a reset spring, second rolling bearings,a threaded rod, a threaded sleeve, a pulley, a positive and negative motor, a positive and negative rotating shaft, a first bevel gear, a second bevel gear, fixing plates, bearing seats, rotating blocks and inserting rods, excellent propeller varying effect is achieved, synchronous propeller varying of each blade is achieved. Stability and electric generating efficiency of the wind driven generator are improved, and the service life of the wind driven generator is prolonged.
Owner:国家电投集团广西兴安风电有限公司

Device for healing and training shoulder joint

The invention relates to a shoulder joint rehabilitation training device and belongs to the rehabilitation medical appliances; the rehabilitation training device solves the problem that the existing device only carries out single freedom degree training. The shoulder joint rehabilitation training device comprises a shoulder supporting mechanism, an abduction-adduction mechanism and a procurvation and post-extension mechanism; the shoulder supporting mechanism is composed of a back supporting plate, a back adjusting plate, a back connecting plate, a shoulder front plate, a shoulder-back supporting plate, a shoulder-back base plate and a shoulder front-tensioning block; the abduction-adduction mechanism is composed of a shoulder front connecting plate, a shoulder rear connecting plate, a shoulder front bearing base, a shoulder front shaft, a shoulder rear protecting plate, a shoulder post-tensioning disk, a shoulder rear bearing base and a shoulder rear shaft; the procurvation and post-extension mechanism is composed of an arm front connecting plate, an arm rear connecting plate, an arm supporting plate, an arm tensioning disk, an arm side shaft, an elbow connecting plate and an arm side bearing base. The shoulder joint rehabilitation training device eliminates the safety hazard of people causes by overtravel movement and realizes abduction-adduction, and procurvation, post-extension movement and combined movement of the shoulder joint; the structure is simple, the wearing is comfortable, the adjustment is flexible, the movement is smooth, and the device is safe and reliable and can carry out all-round rehabilitation training for upper-limb handicapped patients.
Owner:湖北英特搏智能机器有限公司

Coupled motion mechanism and shoulder joint rehabilitation training device with same

The invention discloses a coupled motion mechanism applicable to a shoulder joint rehabilitation training device. The coupled motion mechanism comprises a first shoulder component and a second shoulder component which can rotate relative to the first shoulder component. A first disc component is disposed on the first shoulder component. A second disc component is disposed on the second shoulder component. The first disc component and the second disc component are connected through a rope. The rotation of a rotatable part, which can rotate in a first direction, on the first disc component can drive the second shoulder component to rotate relative to the firs shoulder component, acting force on the rope is thus generated, a rotatable part on the second disc component can be driven to rotate in a second direction, and coupled motions with multiple freedom degrees can be achieved. The invention further discloses the shoulder joint rehabilitation training device using the coupled motion mechanism. By the coupled motion mechanism, two motions can be driven by one driver, mechanism coupled driving is achieved, energy is saved, manufacturing cost is lowered, weight is reduced, and system flexibility is enhanced.
Owner:HUAZHONG UNIV OF SCI & TECH

Low-energy-consumption posture analysis method under standing state based on bionic foot robot

The invention discloses a low-energy-consumption posture analysis method under the standing state based on a bionic foot robot. The research is performed for the relation between the posture and the energy consumption of the foot robot, firstly the output torque of each joint of the legs is obtained through static leg analysis and the overall energy consumption model of the foot robot is established; then the motion flexibility of the robot is comprehensively considered, the maximum step performance indicator is introduced and the multi-objective function based on the energy consumption and the maximum step is established; and the low-energy-consumption posture of the robot is obtained through MATLAB simulation. The reliability and the effectiveness of the analytical method are proved by the experiment, the objectives of reducing energy consumption and increasing work endurance time can be achieved by adjusting the posture of the robot under the horizontal environment by establishing the dynamic relation between the robot posture change and the energy consumption and thus the method has important meaning for the static posture research of the robot.
Owner:OCEAN UNIV OF CHINA

Textile dye cylinder easy to move

The invention discloses a dye vat for textiles which is easy to move, which comprises a dye vat body, the bottom of the inner cavity of the dye vat body is fixedly connected with a fixing plate, and the inner cavity of the dye vat body is movably connected with a dipping roller through a rotating shaft. The number of the dip dyeing cylinders is three, the two sides of the bottom of the inner cavity of the dye tank body are fixedly connected with a support base, the top of the support base is fixedly connected with a motor, and the output shaft of the motor is fixedly connected with a first gear, both sides of the bottom of the inner cavity of the dye vat body are movably connected with threaded rods through bearings. The invention can adjust the height of the lifting frame according to the needs, so that the dye vat body can be moved conveniently, which facilitates the process of feeding and unloading the dye vat body, saves a lot of time and manpower, and further improves the efficiency of textile dyeing. Improve the production efficiency of textiles and bring huge economic benefits to textile enterprises.
Owner:苏州晔鸿纺织有限公司

Tattooing needle without resilience force and tattooing device by using needle

InactiveCN105268094AThere is no problem of being unable to retractAvoid stabbingSurgeryMedical devicesLinear motionRubber ring
The invention discloses a tattooing needle without a resilience force and a tattooing device by using the needle. The tattooing needle without a resilience force comprises a syringe, a needle body, a needle base, a first connection rod and a first connection block, wherein the first connection block is driven by an external force to directly perform reciprocating motion; and the first connection block drives the needle body via the first connection rod and the needle base to perform reciprocating linear motion. The tattooing needle without a resilience force has the beneficial effects that the needle does not use any spring, any rubber band or any rubber ring to provide a resilience force, the external force is directly used for driving, and quick withdrawing can be realized; and the problems that resilience disappears due to long-time use of the resilience force and the needle can not be withdrawn are solved. The invention also provides a tattooing device, which comprises a motor, a handle shell, a second connection rod and the above mentioned tattooing needle. When the motor pushes the needle body, resilience force work does not need to be overcome, current and power of the motor are maintained to be stable, and the service life of the motor is greatly prolonged.
Owner:E M MEDICAL TREATMENT & ELECTRON SUZHOU CO LTD

Intelligent power-assisted sports pants

InactiveCN109107082AReduce lower extremity injuriesAssisted joint movementMeasurement devicesProtective garmentControl systemLower limb injury
The invention discloses intelligent power-assisted sports pants, which comprises a sports trousers body, an actuating mechanism, a driving mechanism and a control system. The control system sends instructions to the driving mechanism, and the driving mechanism drives the actuating mechanism to complete the instruction action. The actuating mechanism is installed in the body of the sports pants, and the sports pants body is in direct contact with the human body. The control system of the invention can monitor the movement and health information of the human body in the movement process in realtime, analyze and issue the action instruction, drive the actuating mechanism to complete the corresponding action through the driving mechanism, and assist the lower limb movement of the human body;the control system of the invention can monitor the movement and health information of the human body in the movement process in real time. According to the wearer 's actual movement state, the wearer' s lower limb movement can be provided with movement assistance to reach the normal movement state, and the lower limb injury in the wearer 's movement process can be reduced.
Owner:NORTHWESTERN POLYTECHNICAL UNIV

System and method for repeatedly capturing microspheres based on pulse laser

The invention discloses a system and a method for repeatedly capturing microspheres based on pulsed laser. Left optical fiber is connected to the input side of a left optical coupler, the output sideof the left optical coupler is connected through left fused optical fiber, the left fused optical fiber is fused with a capillary, the capillary is fused with right fused optical fiber, the right fused optical fiber is connected with the output side of a right optical coupler, and the input side of the right optical coupler is connected with right optical fiber. Left continuous laser and right continuous laser are simultaneously oppositely emitted into the capillary to form an optical trap trapping region. The left pulse laser and the right pulse laser act on microspheres, and the power of theright pulse laser is adjusted, so the the left pulse laser and the right pulse laser act on the microspheres at the same time, and the microspheres bounce off the original position and move to the inside of the optical trap capture region, so the stable capture of the microspheres can be realized. According to the method, the microspheres are separated from the surface of a microcavity by the pulse laser and enter the optical trap trapping region, so the the branching and trapping of the microspheres can be realized, the repeated trapping of single particles can be realized, repeated loadingof the particles is not needed, and the system can be applied to environments such as air, vacuum and the like.
Owner:ZHEJIANG UNIV

Axle assembly applied to variable-gauge bogie

The invention belongs to the technical field of bogie systems and particularly relates to an axle assembly applied to a variable-gauge bogie. The axle assembly comprises an axle and a bearing and wheel integrated mounting seat. The positions of a wheel seat of the axle to the ends are moving pair connection parts. The bearing and wheel integrated mounting seat comprises bearing mounting seats andwheel mounting seats which are mutually connected and further comprises moving pair joint parts. The moving pair joint parts and the moving pair connection parts form axial moving pairs. The purposesof the axle assembly are that aiming at the problem that when a train passes through railways with different gauges, the transport efficiency is low, the axle assembly is provided and applied to the bogie, so that wheels can be adjusted in the axial direction relative to the axle, and thus the wheel distance of a wheel set of the bogie is converted to adapt to the railways with the different gauges. Railway transportation of 'Silk Road Economic Belt' is developed, thus the problem that the railway gauges are not uniform is faced, and therefore, quite important and profound significance is achieved on development of design of a variable-gauge bogie system.
Owner:CRRC TANGSHAN CO LTD +1

Efficient breaking device for construction wastes

InactiveCN106238163ASpeed ​​up the shredding of trashExpand the spraying rangeGrain treatmentsArchitectural engineeringPulley
The invention relates to a breaking device, in particular to an efficient breaking device for construction wastes, and aims to solve the technical problem by providing the efficient breaking device for the construction wastes with high breaking efficiency. In order to solve the technical problem, the invention provides the efficient breaking device for the construction wastes, which comprises a left bracket, a slideway, a slide block, a right bracket, a breaking box, a fixed pulley, a stay wire, a first lifting frame, an electric push rod, a first connecting rod and a second swing base, the first lifting frame and the fixed pulley are arranged on the right side of the left bracket, the first lifting frame is located above the fixed pulley, the second swing base is arranged at the inner bottom of the first lifting frame, and the second swing base is connected with the electric push rod in a hinging manner. The efficient breaking device achieves the effects of high breaking efficiency, short breaking time, simple operation, and resource conservation, a rotating motor is started to rotate, a breaking rod is driven to rotate, and then the electric push rod is started to extend and shorten.
Owner:重庆微源环保科技有限公司

Contact rear sleeve riveting tool

InactiveCN105107968AImprove versatilityStable and precise movementFour-slideEngineering
The invention relates to a contact rear sleeve riveting tool comprising a base. A cylinder and a riveting device are mounted on the base. The riveting device comprises a slide block circular seat; the center of the slide block circular seat is provided with a positioning through hole; the top surface of the slide block circular seat is provided with a cylinder boss coaxial with the slide block circular seat; the cylinder boss is provided with horizontal cross recess penetrating the cylinder boss; the center of the cross recess is communicated with the positioning through hole; and four slide blocks in a cross structure are placed in the cross recess. The head of each slide block has a steeple top; the tail of each slide block has an arc surface; and the tail of each slide block extends from the outer side of the cylinder boss. A pressure spring arranged in the direction of the cross recess is arranged at the bottom of each slide block; one end of the pressure spring is connected to the corresponding slide block; and the other end of the pressure spring is fixedly connected to the slide block circular seat. The slide blocks simultaneously press a contact rear sleeve located in the positioning through hole of the slide block circular seat after the slide blocks move toward the center in the cross recess, and then the riveting is completed.
Owner:CHINA NORTH IND GRP HANGLIAN TECH CO LTD

Hollow high-precision three-axis horizontal turntable in heavy load

InactiveCN107966171ASolve sizeSolve the large moment of inertiaMeasurement apparatus componentsWork benchesGratingResonance
The invention relates to a hollow high-precision three-axis horizontal turntable in a heavy load, which comprises a base, two groups of outer frame assemblies, a middle frame, a first angle measurement device, two groups of middle frame assemblies, an inner frame, a second angle measurement device, an inner frame assembly, a load mounting frame and a circular grating, wherein the two groups of outer frame assemblies are fixedly connected with a first side wall and a second side wall of the base respectively; each of two ends of the middle frame is connected with one outer frame assembly groupand performs rotating movement under driving of the outer frame assembly group; the first angle measurement device is connected with the outer frame assemblies; the two groups of middle frame assemblies are fixedly connected with the middle frame; the inner frame is connected with the two groups of middle frame assemblies respectively and performs turning movement under driving of the middle frameassemblies; the second angle measurement device is connected with the middle frame assemblies for measuring the rotating angle of the inner frame; the inner frame assembly is fixedly connected with the inner frame; the load mounting frame is fixedly connected with the inner frame assembly and rotates under driving of the inner frame assembly; and the circular grating is connected with the inner frame assembly for measuring the rotating angle of the load mounting frame. The problems of large span, low resonance frequency, large turntable weight and high cost of the traditional table frame canbe solved.
Owner:BEIJING INST OF RADIO MEASUREMENT

Integral brake control mechanism for operating bed

The invention relates to an integral brake control mechanism for an operating bed. The mechanism comprises a bracket, wherein a universal wheel is arranged on the two sides of the bracket respectively; a connecting rod is arranged between the two universal wheels; and a pedal component is arranged on the connecting rod. The shape of the section of the connecting rod is a polygon, particularly a regular hexagon; the pedal component comprises a rotating beam and a support beam for supporting a pedal; a beam is arranged at the front end of the rotating beam; a limiting bump is formed on the lower part of the bracket which is positioned over the beam; and a baffle plate is arranged between the rotating beam and the support beam and is fixed on the bracket. By using the combination of the pedal component and the connecting rod with the regular hexagonal section, the two universal wheels of the operating bed can be braked at the same time, so that the phenomenon that only one wheel of the operating bed is locked is avoided; and by using the structure of the limiting bump and the baffle plate, the motion range of the pedal component can be effectively limited, so that the damage to the universal wheels is eliminated.
Owner:MAQUET SUZHOU

Lifting mechanism, lifting platform device, photoetching machine and photoetching method

The invention provides a lifting mechanism, a lifting platform device, a photoetching machine and a photoetching method. The lifting mechanism comprises a box body, a worm, a worm gear and a screw rod, wherein the worm gear is driven to rotate when the worm rotates, and the screw rod is driven to ascend and descend in the vertical direction through the rotation of the worm gear. The lifting mechanism can meet the vertical lifting adjustment requirements of high precision and large load at the same time in a limited space. In addition, an anti-rotation limiting mechanism is further adopted in the lifting mechanism, so that the screw rod is prevented from rotating, then the output of the worm gear and the worm can be completely received by the screw rod, meanwhile, the movement range of thescrew rod is limited, and then a whole transmission mechanism has higher efficiency and reliability. In addition, the lifting mechanism makes up the vacancy of high-precision, large-load and small-size lifting mechanisms in the prior art, is applied to the fields such as the photoetching machine and can also correspondingly improve the photoetching effect of the photoetching machine.
Owner:SHANGHAI MICRO ELECTRONICS EQUIP (GRP) CO LTD

Vertebral body structure

The invention provides a vertebral body structure which comprises a first part, a second part and two vertebral plates, wherein the first part is provided with a spinous process; the second part is provided with a medullary cavity; the first end of the first part is connected with the first end of the second part through one of the two vertebral plates; the second end of the first part is connected with the second end of the second part through the other vertebral plate; and a vertebral canal is defined by the first part, the second part and the two vertebral plates. Through the application of the technical scheme of the invention, the vertebral body structure can remain complete soft tissue, generates less injury to a human body, is more beneficial to recovery of the human body, avoids changing the structure and the motion mode of a power device for a cervical vertebra (or a thoracic vertebra and a lumbar vertebra), prevents vertebra curvature loss, even kyphosis, and avoids the condition that the motion amplitude of the vertebra is limited obviously.
Owner:BEIJING AKEC MEDICAL

Multi-cable cutting device for cable erection

The invention discloses a multi-cable cutting device for cable erection. Two sets of clamping devices are arranged. In each clamping device, a lower clamping plate is arranged at the upper part of a base, one side of the lower clamping plate is movably connected with one side of an upper clamping plate through a hinge, a plurality of cable clamping grooves are formed in the upper clamping plate and the lower clamping plate, and cables are placed in the cable clamping grooves. A cutter rest is installed between the two sets of clamping devices and comprises stand columns arranged at the two ends of the base, a supporting plate connected with the upper ends of the stand columns, and a first guide rail installed on the upper portion of the supporting plate; a cutting machine is arranged on one side of the upper portion of the supporting plate; supporting legs are arranged on the two sides of a motor of the cutting machine; first sliding blocks are arranged on one sides of the lower portions of the supporting legs; and handles are arranged on the upper portions of the supporting legs on the two sides. According to the multi-cable cutting device for cable erection of the invention, themultiple wire clamping grooves are formed in the upper clamping plates and the lower clamping plates; when cables are to be cut, the wire clamping grooves are used for clamping the cables, so that themultiple cables are cut at a time; and therefore, the cutting precision of the cables is guaranteed, the process quality of cable cutting is improved, and the working efficiency is improved.
Owner:JINAN CITY CHANGQING DISTRICT POWER SUPPLY CO OF STATE GRID SHANDONG ELECTRIC POWER CO +1

3D printer and pressure detection method and pressure compensation method thereof

The invention relates to a 3D printer and a pressure detection method and a pressure compensation method thereof, and solves the problem that the 3D printer is poor in printing quality. The 3D printer comprises a mounting support, a working table, a sprayer and a controller, wherein the sprayer and the working table are arranged on the mounting support; the sprayer is positioned above the working table and comprises a nozzle, a conveying tube and an extrusion mechanism; the conveying tube is connected with the nozzle; the extrusion mechanism is connected with the conveying tube; the sprayer further comprises a shell and a sensor; the shell is connected with the controller through a driving mechanism; the extrusion mechanism and the sensor are electrically connected with the controller; the shell has an upper limit position and a lower limit position; the nozzle is movably arranged on the shell and moves between the upper limit position and the lower limit position in a reciprocating manner; and the sensor is arranged on the shell to detect the height position of the nozzle on the mounting support.
Owner:SHINING 3D TECH CO LTD

Lagging mechanism for drawing die and application method

The invention discloses a hysteresis mechanism for a drawing die and an application method thereof. The hysteresis mechanism includes a hysteresis cylinder and a hysteresis cushion block, the hysteresis cushion block is connected with the piston rod of the hysteresis cylinder, the hysteresis cylinder is mounted on a blank holder, and the blank holder is installed On the lower die, the drawing die also includes an upper die, the upper die is provided with a binder body, a limit cover plate is arranged above the binder body, a nitrogen cylinder is arranged on the limit cover plate, and the ejector rod of the nitrogen cylinder and the binder body The height of the contact and hysteresis pads is the same as the movement stroke of the binder body; the application method of the hysteresis mechanism: 1. Place the sheet; 2. Clamp the mold and stamp the sheet into a finished product; 3. Start the hysteresis mechanism; 4. Delay the mold opening press body Exit; 5. Take out the stamping part. In the process of mold opening, the binder body starts to withdraw after the end of the binder ring stroke, so that the binder ring and the binder body move first and then later, avoiding the two moving at the same time and damaging the stamping part, and it can be used without air cushion The delay function is used on the press to save resources and reduce stamping costs.
Owner:烟台泰利汽车模具股份有限公司

Automatic hooking device of freight ropeway

The invention discloses an automatic hooking device of a freight ropeway. The automatic hooking device comprises a walking mechanism, a hook self-locking mechanism, a material barrel mechanism, an installation platform and a limiting mechanism; the material barrel mechanism comprises a material barrel and a hanging ring part, the hook self-locking mechanism comprises a connecting plate, a hook and a self-locking part, the installation platform comprises a horizontal platform and a positioning part, the positioning part comprises multiple positioning stop blocks and a baffle part arranged on one side of the horizontal platform, the hanging ring part comprises two rotating arms, a cross beam and a hanging ring, and the cross beam is provided with an eccentric self-locking device for positioning the hanging ring. The automatic hooking device is simple in structure, reasonable in design, high in adaptability and good in positioning effect, the material barrel mechanism is precisely positioned, automatic feeding and discharging are achieved, the feeding hooking action and the discharging action are accurate, the labor intensity of workers is reduced, and the construction efficiency and safety of electric power transmission are improved.
Owner:XIAN UNIV OF SCI & TECH

One-way flapping wing of thin-net-shaped support with multiple thin film sheets

InactiveCN104986332AThe direction of automatic opening and closing is consistentLimited range of motionPropulsive elements of non-rotary typeOrnithoptersFlapping wingAerodynamic drag
The invention discloses a one-way flapping wing of a thin-net-shaped support with multiple thin film sheets. The one-way flapping wing of the thin-net-shaped support with the multiple thin film sheets is provided with a machine body, transmission devices are installed on the two sides of the machine body, and supports are installed on the two sides of each transmission device respectively; a one-way flapping wing support is composed of a support body and a thin-net-shaped structure, the edge of one side of each thin film sheet is fixed to the thin-net-shaped structure, and the other side of each thin film sheet freely moves; and one end of each limiting silk thread is connected to the thin-net-shaped structure, the other end of each limiting silk thread is connected to the movable edge of the corresponding thin film sheet, and all the thin film sheets are arranged on the same side of the thin-net-shaped structure. According to the one-way flapping wing, the net-shaped flapping wing support structure is adopted, the thin film sheets are automatically opened and closed under the air effect, different air resistances are generated, the thin film sheets are connected with several corresponding points on a support silk screen through length-limited thin silk threads or thin strips, and therefore the motion scope of the thin film sheets is limited; each flapping wing thin film is formed by the multiple thin film sheets, and an ornithopter can obtain the lifting force through simple up-and-down flapping of the support.
Owner:江旺强

Clamping device for side guide rail of operating bed

The invention relates to a clamping device for a side guide rail of an operating bed. The clamping device comprises a shell, an inner clamping block, a shaft, a torsional spring and a handle, wherein the shell is provided with a first clamping part, a second clamping part and a third clamping part; the inner clamping block is provided with a fourth clamping part and a fifth clamping part; the shaft comprises a first section, a second section, a third section and a fourth section which are sequentially arranged along the axial direction, wherein the first section, the second section and the fourth section are coaxial, and the third section is eccentric; the shell comprises a first shell hole and a second shell hole which are respectively located at two sides of the axial direction of the shell, wherein the first shell hole is rotatably matched with the second section, and the second shell hole is rotatably matched with the fourth section; the inner clamping block comprises an inner clamping block hole extending along the axial direction, and the inner clamping block hole is rotatably matched with the third section; the handle comprises a handle hole which is unrotatably matched with the first section; and the third section is sleeved by the torsional spring. The clamping device has the following beneficial technical effects that accessories of an operating bed can be rapidly and reliably connected with and separated from a side guide rail, and the clamping device is suitable for side guide rails with different sizes and any positions on the side guide rails.
Owner:MAQUET SUZHOU
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