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199results about How to "Adjust angle" patented technology
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Thermal mechanical fatigue test system for hollow air-cooled turbine blade
ActiveCN102539135AReliable deliveryReliable mechanical loadMachine part testingTurbine bladeEngineering
The invention discloses a thermal mechanical fatigue test system for a hollow air-cooled turbine blade, which includes a loading subsystem, a heating subsystem, an air cooling subsystem, a water cooling subsystem and a controlling subsystem, wherein the loading subsystem vertically clamps the turbine blade; the heating subsystem is horizontally placed in the middle part of the loading subsystem for heating the turbine blade; the air cooling subsystem is horizontally arranged and connected with the loading subsystem through a pipeline; the water cooling subsystem is horizontally arranged and connected with the loading subsystem and the heating subsystem through the pipeline; and the controlling subsystem is arranged at the upper part of the heating subsystem and connected with the loading subsystem, the heating subsystem and the air cooling subsystem through a cable. The thermal mechanical fatigue test system is used for simulating the working stress field, the temperature field and the loading spectrum of the examination cross section of the hollow air-cooled turbine blade. The thermal mechanical fatigue test system satisfactorily overcomes the difficulty for simulating the working stress field, the temperature field and the loading spectrum of the examination cross section of the hollow air-cooled turbine blade, and provides the technical basis and the safety guarantee for the safe and reliable working of the aero engine.
Owner:BEIHANG UNIV
Rear left-side type ditcher
ActiveCN103703884AAvoid inhalationAvoid accidental injuryAgricultural machinesPlantingAgricultural engineeringHooking
The invention discloses a rear left-side type ditcher. The rear left-side type ditcher comprises an L-shaped machine frame and a vertical column, wherein the L-shaped machine frame is connected to a hooking frame at the rear portion of a tractor; the machine frame is provided with a gearbox located on the left side of the rear portion of the tractor; an output spline shaft of the gearbox is driven by a power mechanism of the tractor; the spline shaft is provided with a roller cutterhead; a plurality of blades are evenly distributed on the periphery of the roller cutterhead; the vertical column capable of being adjusted vertically is arranged on and connected to the machine frame; a straightening board shaft is fixedly arranged on the side portion of the vertical column in parallel; a horizontal bottom board is fixedly arranged at the bottom of the vertical column; the front end of a straightening board is hinged to the straightening board shaft; an adjusting bolt for limiting the rotation of the straightening board is connected between the bottom board and the straightening board. The rear left-side type ditcher improves the safety, prevents soil from being sucked into an air inlet of an engine and can ditch on the ridge edge, and as the machine frame is provided with a straightening device, the tractor is prevented from deviating according to the mechanics principle scientifically.
Owner:田开林
Concrete wall prefabricated drilling device for building construction
InactiveCN107584678AExtended service lifeGuaranteed stabilityWorking accessoriesStone-like material working toolsDrill bitBuilding construction
The invention discloses a concrete wall prefabricated drilling device for building construction. The device comprises a rack, a rotating stand column, a supporting beam, a lifting sliding block, a drilling box and a drill bit. A rectangular sliding cavity is formed in the outer wall of the upper portion of the rotating stand column, a lead screw is rotationally erected inside the rectangular sliding cavity in a bearing connection mode, the lifting sliding block in sliding fit with the rectangular sliding cavity is arranged inside the rectangular sliding cavity in a vertical sliding mode, the lead screw is sleeved with the lifting sliding block in a threaded connection mode, the supporting beam is fixedly erected on the side wall of the right end of the lifting sliding block in a welded mode, and the drilling box is fixedly installed on the upper surface of the right end of the supporting beam. The device is simple in structure, convenient to operate, flexible to use, capable of greatlylowering the labor intensity of a worker, high in drilling efficiency, long in service life and suitable for being used and popularized.
Owner:金晶
High-temperature fatigue test clamp and method capable of continuously adjusting blade check section stress distribution
ActiveCN106644702AReliable loadingAdjust angleStrength propertiesElasticity measurementStress distributionTurbine blade
The invention relates to a high-temperature fatigue test clamp and method capable of continuously adjusting check section stress distribution of a blade. According to the high-temperature fatigue test clamp, upper and lower chucks are arranged on a fatigue testing machine, and the blade is fixed on the testing machine through a fork, a wheel disc similar part and a blade combined clamp. The test clamp comprises four joints; bolts at two sides of each joint are adjusted and an included angle between the blade and a main axis of the testing machine can be continuously adjusted, so that eccentric stretching of the blade is realized. In combination of adjustment of a stretching load of the fatigue testing machine, simulation of a check section working stress field of a turbine blade can be realized. Furthermore, each adjusting bolt sleeves a pressing spring and the fastening length of each bolt keeps constant through the restoring force of the springs after detachment, so that repeated adjustment is avoided.
Owner:BEIHANG UNIV
Variable posture waste picking-up end executor
The invention discloses a variable posture waste picking-up end executor, and particularly relates to the technical field of environmental protection mechanical equipment. The variable posture waste picking-up end executor consists of a rack, a connecting rod mechanism, clamping devices, a limiting device and a locking device; the connecting rod mechanism is connected with the rack through bolts; the clamping devices are located at the upper part of the rack and are connected with the connecting rod mechanism through bolts; the limiting device is located at the upper part of the rack; and the two clamping devices are connected to the rack through screws; and the locking device is connected with the tail of the rack through bolts. The variable posture waste picking-up end executor is mainly used for grabbing columnar objects in different sizes, and has the characteristics of high grabbing precision and a wide grabbing range.
Owner:CHAOHU UNIV
Leveling robot
ActiveCN110593541AGuarantee the effect of leveling operationAdjust angleBuilding constructionsMechanical engineeringBase plane
The invention discloses a leveling robot. The leveling robot comprises a transport vehicle, a control box, a leveling device, a detection device and a lifting device. The control box is arranged on the transport vehicle in a pivotable manner. The control box and the transport vehicle are connected in the pivotable manner through a rotation connection shaft. The leveling device is connected to thefront end of the control box and is suitable for leveling a base plane. The detection device is arranged on the control box to detect the levelness information of the bottom face of the control box. The bottom face of the leveling device is parallel to the bottom face of the control box. The lifting device is arranged between the control box and the leveling device. The lifting device is suitablefor obtaining the levelness information so as to control the leveling device to act according to the levelness information. According to the leveling robot of the embodiment, the included angle between the bottom face of the leveling device and the horizontal plane can be automatically adjusted so that the leveling operation can be well conducted on the base plane, and the effect of the leveling operation is good.
Owner:GUANGDONG BOZHILIN ROBOT CO LTD
Slope protection device for preventing and treating water and soil loss
The invention relates to the technical field of water and soil loss prevention, in particular to a slope protection device for preventing and treating water and soil loss, and the device comprises ananchoring mechanism, a slope protection base, a positioning inserted rod, a slope protection body, a vegetation slope protection structure, an inclined plane regulator and reinforcing ribs, wherein the anchoring mechanism is rotatably connected to the front end of the slope protection base; the slope protection body is fixed in the middle of the top end of the slope protection base; four corners of the slope protection base are respectively connected with the positioning inserted rod; the two sides of the front end of the slope protection body are fixedly connected with the two sides of the front end of the slope protection base through the reinforcing ribs respectively; the two sides of the rear end of the slope protection body are fixedly connected with the two sides of the rear end of the slope protection base through the reinforcing ribs respectively; and the slope protection device combines the building slope protection with the ecological vegetation slope protection, by plantingvegetation on the inner side of the vegetation slope protection structure, the preparation of planting is protected by the vegetation slope protection structure, and the stability between the plantinginitial stage of the vegetation and the ground is improved, and the slope protection device for preventing and treating water and soil loss is convenient for improving the growth of the ecological vegetation slope protection.
Owner:INST OF WATER RESOURCES FOR PASTERAL AREA MINIST OF WATER RESOURCES P R C
Laser generator optical path adjusting device
The invention provides a laser generator optical path adjusting device. The laser generator optical path adjusting device is provided with a lens assembly; the visible light is reflected by a germanium sheet, meanwhile, the laser is transmitted, and finally, the laser is adjusted and overlapped with the visible light spot, so that the device is very visual and convenient; a second movable disc, asecond bolt hole and a screw rod hole are arranged, so that the angle of the second movable disc relative to a fixed frame can be adjusted by adjusting the looseness of the second bolt hole and the screw rod hole, and the included angle between the visible light and the laser light is finally adjusted; a ball is further arranged, so that angle adjustment is facilitated; a first bolt and a fan-shaped piece are arranged, and the position of the second movable disc and a first movable disc in the horizontal plane can be adjusted by rotating the fan-shaped piece, so that the mutual overlap betweenthe visible light and the laser is adjusted; and the laser generator optical path adjusting device is simple to mount, convenient to operate and suitable for large-scale popularization and application.
Owner:武汉高科恒大光电股份有限公司
Method and device for controlling permanent magnet direct current brushless without hall motor
ActiveCN102005993AImprove controllabilityLow costSingle motor speed/torque controlElectronic commutatorsPhase currentsElectric machine
The invention provides a method for controlling a permanent magnet direct current brushless without hall motor, comprising the following steps of: measuring a three-phase counter electromotive force of the motor and starting the motor; measuring a phase voltage of any phase in a PWM (Pulse Width Modulation) signal dead zone period of the one phase of bridge arm in a driving circuit of the motor so as to obtain a zero crossing point of phase current of the phase to further determine the time required when the phase current passes through a 360-degree electrical angle; and carrying out three-phase voltage sine pulse width modification (SPWM) on the motor so as to control the motor. Correspondingly, the invention also provides a device for controlling the permanent magnet direct current brushless without hall motor. After the motor is started, the phase voltage of any phase is measured at the PWM signal dead zone period of the one phase of the bridge arm of the driving circuit of the motor to finally obtain the time required when the phase current passes through the 360-degree electrical angle, and then the motor is controlled by using a three-phase SPWM method. In the invention, the motor is controlled on the basis of the existing conditions without extra hardware resources; and the invention is simple and reliable and has good controllability and low cost.
Owner:SINO WEALTH ELECTRONICS
Robot rescue system used in complicated environment
ActiveCN104354159ACompact structureReduce weightProgramme-controlled manipulatorVehicle frameEngineering
The invention relates to a robot rescue system used in a complicated environment. The robot rescue system comprises a personnel placement device (8), an intermediate transitional conveying device (6), a shovel-shaped picking device (4), an obstacle removing device and a multifunctional execution arm, wherein the personnel placement device (8), the intermediate transitional conveying device (6), the shovel-shaped picking device (4), the obstacle removing device and the multifunctional execution arm are arranged on a robot frame (2); the multifunctional execution arm comprises an arm main body fixedly connected with the robot frame (2) and an execution tail end (113) arranged at the tail end of the arm main body; each of the personnel placement device (8), the intermediate transitional conveying device (6) and the shovel-shaped picking device (4) is provided with a conveying belt (11) which is driven by an electric roller, can move in two directions and is used for transporting and moving wounded personnel. Obstacles around the wounded personnel and accessories on the body of the wounded personnel can be removed under the complicated and severe environment, the wounded personnel can be pulled to be away from the dangerous environment, and the trapped and critical wounded personnel can be transported and moved.
Owner:SANITARY EQUIP INST ACAD OF MILITARY MEDICAL SCI PLA
Combined turning guide device for cable
ActiveCN111525452AIncrease or decrease quantityAdjust angleArrangements using take-up reel/drumApparatus for laying cablesStructural engineeringIdler-wheel
The invention relates to a combined turning guide device for a cable. The device comprises a turning guide assembly, the turning guide assembly comprises a plurality of detachably-arranged turning guide units. The turning guide units are sequentially connected end to end, the included angle between every two adjacent turning guide units is adjustable, the turning guide units are connected to forman arc-shaped structure with the set radius, each turning guide unit comprises a vertically-arranged guide wheel and a horizontally-arranged idler wheel, and the guide wheels and the idler wheels canbe connected with a cable in a rolling mode. By arranging the plurality of detachable turning guide units, the multiple turning guide units are sequentially connected end to end, the multiple turningguide units are connected to form an arc-shaped structure matched with the turning radius of a cable by increasing or decreasing the number of the turning guide units and adjusting the included anglebetween every two adjacent turning guide units, and the cable moves forwards with the arc-shaped structure as a guide rail. The device has the characteristics of high universality and convenience in use.
Owner:GUANGDONG POWER GRID CO LTD DONGGUAN POWER SUPPLY BUREAU
Evaluation instrument of soil mass corrosion resistance under wind erosion, water erosion and coupling erosion
InactiveCN104502259AComprehensive evaluation of erosion resistanceRealistic and fine-grained evaluation of resist propertiesWeather/light/corrosion resistanceSoil sciencePipeflow
The invention discloses an evaluation instrument of soil mass corrosion resistance under wind erosion, water erosion and coupling erosion, and aims at simulating the real wind erosion, water erosion and coupling erosion environments of a soil mass, and reflecting the characteristic of resisting wind erosion, water erosion and coupling erosion, of the soil mass. The following technical scheme is adopted: the evaluation instrument comprises a horizontally-arranged base, wherein a soil sample box is arranged on the base; an inlet and an outlet are formed at the both ends in the length direction of the soil sample box respectively; the inlet is connected with a blower or a water source; the outlet is connected with a data collection and processing system for measuring the soil mass corrosion resistance; an included angle is formed between the soil sample box in the length direction and the horizontal surface of the base; the position of the inlet is higher than that of the outlet; the soil sample box comprises a soil sample chamber for placing a soil sample; the soil sample chamber is communicated with the inlet and the outlet; a rainfall frame is arranged at the upper end of the soil sample chamber; the rainfall frame is fixed on the base through a pipeline; the pipeline is connected with the water source; a plurality of spray heads communicated with the pipeline are arranged on the rainfall frame; the spray heads are located at the upper end of the soil sample chamber.
Owner:YULIN UNIV
Mobile phone protection shell with support frame
The invention provides a mobile phone protection shell with a support frame. The mobile phone protection shell comprises a mobile phone protection shell body, a mobile phone support frame and a rotating part, wherein a containing groove is also horizontally formed in the middle of the mobile phone protection shell body; one end of the containing groove is open, and the other end of the containing groove is closed; the shape of the mobile phone support frame and the containing groove are complementary; the mobile phone support frame is connected with the mobile phone protection shell body by the rotating part; through rotation in a matching manner, the mobile phone support frame is contained in the containing groove or the mobile phone support frame and the mobile phone protection shell body form an included angle and are fixed. The problem that the mobile phone support frame is inconvenient to use because the mobile phone support frame and a mobile phone are separately arranged is solved by adopting the mobile phone protection shell.
Owner:东莞市天杰实业有限公司
Electromagnetic environment effect test method and system for simulating flight state of unmanned aerial vehicle
ActiveCN105173114ANo distortionAdjust angleAircraft components testingAirplaneUltrasound attenuation
The invention discloses an electromagnetic environment effect test method and a system for simulating a flight state of an unmanned aerial vehicle. The method comprises the following steps: firstly, an ultrawideband electromagnetic pulse generator is used as a radiation source, and a test bed placed with the unmanned aerial vehicle is arranged rightly in front of the ultrawideband electromagnetic pulse generator; a ground control platform is put on the side surface of the ultrawideband electromagnetic pulse generator, and is connected with a radiation antenna through an adjustable attenuator; electronic equipment in the unmanned aerial vehicle is normally opened; then, an attenuation quantity of the adjustable attenuator is increased, a radiation signal sent by the radiation antenna is reduced until the unmanned aerial vehicle is out of control; the ultrawideband electromagnetic pulse generator is opened to generate an electromagnetic environment to be tested; the position of the unmanned aerial vehicle is adjusted to radiate one part of the unmanned aerial vehicle; and the electromagnetic interference resistance of the unmanned aerial vehicle is observed and recorded on the ground control platform. The method has the following advantages: a real magnetic sensitive threshold of the unmanned aerial vehicle can be obtained; and the method is truly used for guiding the flight electromagnetic safety of the unmanned aerial vehicle.
Owner:PEOPLES LIBERATION ARMY ORDNANCE ENG COLLEGE
Leather flattening mechanism of vacuum drying machine
InactiveCN106435049AFlatten to ensureNo manual flattening requiredLeather stretching/tensioningLeather dryingEngineeringTorsion spring
The invention relates to a leather flattening mechanism of a vacuum drying machine. The mechanism comprises a lifting mechanism, a movable base, a pressing foot and a leather shoveling mechanism. The lifting mechanism comprises a cantilever horizontally above a drying platen, and a lifting column vertically arranged at the lateral end of the drying platen. The movable base is installed at the lateral end of the side, away from the lifting column, of the cantilever. The pressing foot is installed at the lower end of the movable base and is connected with the movable base through a telescopic mechanism. The leather shoveling mechanism comprises a plurality of annularly distributed rotary arms, and one end of each rotary arm is hinged to the movable base. A torsion spring or tension spring is further installed at the position, where each rotary arm is hinged to the movable base, on the rotary arm. The rotary arms can be driven by unfolding mechanisms to be unfolded outward. A scraper knife and a knife roller are installed at the bottom end of each rotary arm. The leather flattening mechanism has the advantages that leather laid on the drying platen can be automatically flattened by means of the leather flattening mechanism, the mechanism is very convenient to use, manual flattening is not needed, and accordingly manual labor is reduced.
Owner:NANTONG SIRUI ENG
Roller type straightener for steel pipe
PendingCN105728505AImprove straightening accuracyExpand the scope of applicationSteel tubeEngineering
The invention discloses a roller type straightener for a steel pipe. The roller type straightener comprises a first straightening device used for straightening the steel pipe in the first direction, a second straightening device used for straightening the steel pipe in the second direction, and an adjustable supporting device connected with the second straightening device and used for adjusting the distance between the steel pipe conveying direction of the first straightening device and the steel pipe conveying direction of the second straightening device and the included angle between the first direction and the second direction. The roller type straightener for the steel pipe has the beneficial effects that the surface of the steel pipe is not damaged, the structure is stable, the straightening precision is high, and operability is high, and has good mechanical performance.
Owner:QINGDAO HANHE CABLE DMAR MARINE EQUIP MFG CO LTD
Beating dust removal device for leatherworking
InactiveCN107723388AIncrease the swing frequencyImprove dust removal efficiencySkins/hides/leather/fur manufacturing apparatusCouplingEngineering
The invention discloses a beating dust removal device for leatherworking. The beating dust removal device comprises a machine body. A mounting plate is fixedly connected to the inner wall of the machine body. A support is fixedly connected to the top of the mounting plate. The left side of the support is fixedly connected with a supporting rod. The right side of the support is fixedly connected with a connecting rod. A first adjusting rod is hinged to one side of the support through a pin shaft. According to the beating dust removal device, through the arrangement of a first motor, a connecting shaft and a rotating rod, by means of operation of the first motor, a driving gear is driven by a rotary shaft to rotate, the driving gear is engaged with a driven gear, and therefore the connectingshaft and the rotating rod are driven to rotate; a third adjusting rod is driven by the rotating rod to rotate, a lifting rod is driven to operate up and down through transmission of a second adjusting rod, and left-and-right swing of the first adjusting rod is driven by motion of the second adjusting rod; and buffering of a spring to the swing force (amplitude) and the opposite acting force of the spring to the first adjusting rod are adjusted, the swing frequency of the first adjusting rod is improved, and therefore the lifting frequency of the lifting rod is improved, and the dust removalefficiency is improved.
Owner:郑艳峰
Bit detection device
InactiveCN105180759AAdjust angleImprove versatilityAngles/taper measurementsAngular degreesEngineering
The invention relates to a bit detection device, which comprises two measurement plates in rotation connection with a dial respectively and positioning plates in sliding connection with the two measurement plates respectively. The side wall of the dial is provided with a positioning groove for clamping two main cutting edge end heads of the bit. The dial is also in rotation connection with two pressing devices capable of fixing the two measurement plates on the dial respectively. According to the bit detection device, through enabling the two measurement plates and the dial to be in rotation connection, the included angle between the measurement plates can be adjusted, and a bit with a different specification can be detected; according to the coincidence degree between the transverse edge of the bit and the positioning groove, and the fit degree between the two main cutting edges and the measurement plates and the positioning plate, whether the transverse edge of the bit after grinding is in the center can be detected, whether angles and lengths of the two main cutting edges are consistent is detected, universality is high, and measurement is accurate.
Owner:SUZHOU ANTAUR AUTOMATION EQUIP
Air guide plate and air conditioner comprising same
ActiveCN110044043AAvoid condensationTo achieve the effect of comfortable air supplyMechanical apparatusSpace heating and ventilation safety systemsEngineeringAirflow
The invention provides an air guide plate and an air conditioner comprising the same. The air guide plate comprises an air guide plate body and at least one inner guide plate, wherein the air guide plate body is rotatably arranged at an air outlet of the air conditioner; the inner guide plate, at intervals with the inner surface of the air guide plate body, is arranged on the inner side of the airguide plate body, and guides the flow direction of airflow with the air guide plate body together; each inner guide plate is connected with the air guide plate body through at least one telescopic support, so that the position of the inner guide plate relative to the air guide plate body can be changed by adjusting the stretching length of the telescopic support; and the air guide plate can achieve comfortable air supply of the air conditioner.
Owner:QINGDAO HAIER AIR CONDITIONER GENERAL CORP LTD +1
Angle regulating device and application thereof
Owner:CREATELED ELECTRONICS
Femur osteotomy assistor
ActiveCN104840240AImprove adaptabilityImprove utilization efficiencySurgical sawsFemur osteotomyFemur diaphysis
The invention discloses a femur osteotomy assistor. The femur osteotomy assistor comprises a distal assisting piece, a proximal assisting piece and a connecting piece, wherein the distal assisting piece is mounted on the lateral surface of the far end of the femur diaphysis, the proximal assisting piece is mounted on the lateral surface of the near end of the femur diaphysis, and the connecting piece is used for fixing the relative positions of the distal assisting piece and the proximal assisting piece; distal guide needle cannulas perpendicular to the lateral surface of the far end of the femur diaphysis are arranged on the distal assisting piece, proximal guide needle cannulas perpendicular to the lateral surface of the near end of the femur diaphysis are arranged on the proximal assisting piece, an included angle between the distal guide needle cannulas and the proximal guide needle cannulas is 10-35 degrees, and during use, the femur diaphysis position subjected to osteotomy is positioned in an interval between the distal guide needle cannulas and the proximal guide needle cannulas. The femur osteotomy assistor has the advantages that accuracy in osteotomy length and rotating angle of the far end of the femur diaphysis can be improved effectively, and good surgical effect is guaranteed.
Owner:THE THIRD AFFILIATED HOSPITAL OF SOUTHERN MEDICAL UNIV
Polishing machine tool and fixture thereof
InactiveCN109227284AImprove work efficiencySimple device structureOptical surface grinding machinesLensEngineeringQuality of work
The invention discloses a fixture of a polishing machine tool, which comprises a base used for being sleeved and connected with the end part of a rotating shaft of the polishing machine tool, a work piece shaft sleeve used for clamping the end part of a work piece to be polished and an angle adjusting device, wherein the upper end of the angle adjusting device is connected with the work piece shaft sleeve, the lower end of the angle adjusting device is connected with the base, and the upper end of the adjusting device can swing relative to the lower end so as to adjust the included angle between the shaft sleeve of the work piece and the vertical direction. The working efficiency is improved, fine adjustment can be carried out, the device has a simple structure, the manufacturing cost is low, the use is convenient, position correction is carried out while the work piece is fixed, the product quality is high, the use effect is good, the stable consistency of the processing quality of work pieces is ensured, the problems of different work piece polishing precision and high rejection rate caused by prior manual operation polishing equipment are solved. The invention also discloses a polishing machine tool comprising the fixture.
Owner:GUANGDONG UNIV OF TECH
Optical module
ActiveCN110727064AAdjust angleCoupling Power AdjustmentCoupling light guidesOptical ModuleTransceiver
The application provides an optical module, wherein an optical transceiver secondary module in the optical module includes a round square tube body, an isolator, an adjustment connecting component andan optical emitter; one end of the adjustment connecting component embedded into the round square tube body is connected with the isolator, and one end of the adjustment connecting component arrangedoutside of the round square tube body is in rotatable sleeve connection with the optical emitter. Through adoption of the technical scheme of the optical module, the adjustment connecting component is rotated from the outside of the round square tube body, then the isolator in the round square tube body can rotate along with the adjustment connecting component, thus adjustment of a coupling powerbetween the optical emitter and the isolator can be achieved through adjustment of an included angle between a polarization direction of a laser emitted by the optical emitter and a polarization direction of the isolator, and finally, control of an output optical power of the optical module can be achieved; in addition, as there is no need to change a relative position between the optical emitterand an optical fiber adapter, the optical fiber adapter is fixed directly during packaging, thus a packaging process is simplified, and stability of the output optical power of the optical module also can be ensured.
Owner:HISENSE BROADBAND MULTIMEDIA TECH
Punching machine
PendingCN107999632ARealize one-time stampingImprove molding efficiencyShaping toolsEjection devicesPunchingArchitectural engineering
The invention discloses a punching machine. The punching machine comprises a steel pipe rolling device and a steel plate bending mechanism which are arranged side by side. A step groove is formed in the middle of a base of the steel pipe rolling device and comprises a first groove, a second groove and a third groove. The lower left corner of a left press module and the lower right corner of a right press module are hinged to the side walls of the first groove correspondingly. The groove bottom of the third groove is fixedly connected with the bottom end of a second spring, and the top end of the second spring is connected with an ejector rod. A blind hole is vertically formed in the middle of a base plate of the steel plate bending mechanism, a spring is arranged at the bottom of the blindhole, and the bottom end of the spring is fixed to the hole bottom of the blind hole. Supports are arranged on the two sides of the ejector rod correspondingly. Each support comprises a right-angle block and a back plate in a flat plate shape. A mold plate is hinged in each right-angle opening, one end of each mold plate is hinged to the corresponding back plate, each hinged shaft is perpendicular to the corresponding back plate, and two chamfers on the edge of the upper surface of the other end of each mold plate are jointed into a V-shaped mold cavity. The punching machine is high in forming efficiency, good in forming quality, simple and ingenious in structure and beneficial to use and popularization.
Owner:重庆鹏林钢结构有限责任公司
Multifunctional controllable fracture reduction fixing device
PendingCN108992295ARealize fixed operationNot easy to shiftDiagnosticsOperating tablesFracture reductionEngineering
The invention discloses a multifunctional controllable fracture reduction fixing device, and relates to the technical field of medical instruments. The fixing device comprises an operating table, thetwo ends of the top of the operating table are provided with bracing frames A and B respectively, the bracing frame A is vertically connected with two telescoping mechanisms and one connecting rod, the connecting rod is positioned between the two telescoping mechanisms, the telescoping mechanisms are connected with telescoping rods respectively, the other ends of the two telescoping rods and the connecting end all penetrate the bracing frame B, an arched guide rail rack A is connected between the two telescoping mechanisms, an arched guide rail rack B is connected between the two telescoping rods, two slide guiding seats are arranged on the arched guide rail rack A, other two slide guiding seats are arranged on the arched guide rail rack B, the connecting rod is provided with a slide guiding seat A positioned between the bracing frames A and B as well as a slide guiding seat B positioned between the bracing frames A and B in the sliding manner, and Kirschner wires are arranged under each of the slide guiding seats A and B. The multifunctional controllable fracture reduction fixing device has the advantages of simple structure, accurate positioning and little operating damage.
Owner:成都大学附属医院
Small-pore-diameter long-distance optical compatible vacuum sample cavity
InactiveCN105548015ARealize three-dimensional movementAdjust angleMaterial analysis by optical meansOptical propertyPore diameter
The invention discloses a small-pore-diameter long-distance optical compatible vacuum sample cavity. The vacuum sample cavity comprises a low-temperature sample rod, a multi-channel connecting device, an ultrahigh vacuum angle adjustable device, an ultrahigh vacuum XYZ three-dimensional displacement platform, an upper cavity body, an optical window and a window protecting cavity which are sequentially arranged from top to bottom. The low-temperature sample rod is in vacuum sealing connection with the multi-channel connecting device which is in vacuum sealing connection with the ultrahigh vacuum angle adjustable device. The ultrahigh vacuum angle adjustable device is in vacuum sealing connection with the ultrahigh vacuum XYZ three-dimensional displacement platform which is in vacuum sealing connection with the upper cavity body. The upper cavity body is in vacuum sealing connection with the optical window which is connected with the window protecting cavity. The vacuum sample cavity is suitable for small-pore-diameter long-distance conditions, generates high-vacuum environment, and can be used for optical properties of optical detection materials.
Owner:HEFEI INSTITUTES OF PHYSICAL SCIENCE - CHINESE ACAD OF SCI
Rescue robot accommodating system
The invention relates to a rescue robot accommodating system. The rescue robot accommodating system comprises a personnel accommodating device (8), a middle transition conveying device (6) and a shovel-like pickup device (4), wherein the personnel accommodating device (8) is arranged on a robot frame (2); the shovel-like pickup device (4) is shovel-shaped, and is connected to the front end of the middle transition conveying device (6) in a hinging way; the back ends of short-range electric push rods (5,5') are hinged to the middle transition conveying device (6); the front ends of the short-range electric push rods (5,5') are hinged to a short-range electric push rod lower support on the shovel-like pickup device (4); the personnel accommodating device (8), the middle transition conveying device (6) and the shovel-like pickup device (4) are all provided with conveying belts (11) which can move bilaterally under the driving action of an electric drum and are used for carrying and moving wounded persons. By adopting the rescue robot accommodating system, the carrying and moving work of trapped and critically-wounded personnel can be finished.
Owner:SANITARY EQUIP INST ACAD OF MILITARY MEDICAL SCI PLA
Laser line projection device
PendingCN108151703AAvoid Manual PositioningEasy to locate and installIncline measurementEngineeringMechanical engineering
The invention relates to a laser line projection device which comprises a base table. A base column is arranged on the base table, the bottom of the base column is fixed onto the upper surface of thebase table, a rotary platform capable of horizontally and axially rotating is arranged at the top of the base column, and an annular gear sleeves the base column. A rotary motor is fixedly arranged onthe rotary platform, and a rotary gear is arranged on an output shaft of the rotary motor in a transmission connection manner and engaged with the annular gear. Four laser modules are arranged on therotary platform, are fixed onto the rotary platform by the aid of deflection motors and can be driven by the deflection motors to deflect in the vertical direction. The laser line projection device has the advantages that rectangular projection with different sizes and in different shapes can be projected at indoor tops and on wall surfaces as needed, mounting and positioning at the indoor tops and on the wall surfaces can be facilitated, manual positioning by mounting personnel can be omitted, and positioning is more convenient and accurate.
Owner:遵义顶精机电工程有限责任公司
Novel structure of drilling and milling machine tool
InactiveCN102343514AAdjust the levelAdjust angleOther manufacturing equipments/toolsEngineeringBilateral symmetry
The invention relates to a novel structure of a drilling and milling machine tool, and the novel structure comprises a base, upright posts, a power head, a sliding worktable, a regulating base, circular arc-shaped slotted holes, a motor, a lead screw, an upper cross beam, a handwheel, a sliding bearing, a bearing seat and a bolt, wherein the power head is mounted and fixed on the regulating base, the regulating base is mounted and fixed on the sliding worktable through the bolt and the circular arc-shaped slotted holes which are in bilateral symmetry on the regulating base, the sliding worktable is mounted and fixed on the two upright posts through the sliding bearing and the bearing seat, the upright posts are mounted and fixed on the base, the upper cross beam is mounted and fixed at the upper end parts of the upright posts, the lower end of the lead screw is connected with the sliding worktable in a threaded fit manner, the upper end of the lead screw is connected with the upper cross beam, and the top end of the lead screw and the handwheel are connected and fixed.
Owner:张士权
Special ladder for quickly picking fruits
The invention discloses a special ladder for quickly picking fruits. The special ladder consists of vertical rods and a supporting rod, wherein a plurality of transverse rods are arranged on the vertical rods, first base plates are arranged at the lower ends of the vertical rods, a conical pin is arranged below each first base plate, the upper end of the supporting rod is pivoted with the middle sections of the vertical rods. The special ladder for quickly picking the fruits, disclosed by the invention, is obtained by improving an existing single-leg ladder; the supporting rod is additionally arranged, so that the vertical rods can perform stable supporting; the first base plates and the conical pins are additionally arranged, so that the gripping performance of the whole special ladder is improved. Therefore, an included angle between each vertical rod and the supporting rod is regulated, so that the special ladder can be conveniently and freely supported and arranged in a fruit tree forest for further conveniently and quickly picking the fruits on fruit trees.
Owner:罗耿池
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