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56results about How to "Ensure stable positioning" patented technology
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Clamp for turning universal joint
ActiveCN103737350AGuaranteed coaxialityEnsure stable positioningPositioning apparatusMetal-working holdersUniversal jointEngineering
The invention discloses a clamp for turning a universal joint. The clamp comprises a first locating mechanism used for locating a universal joint work-piece (1) in the vertical shaft direction of the universal joint work-piece (1), and a second locating mechanism used for locating the universal joint work-piece (1) in the horizontal shaft direction of the universal joint work-piece (1). The first locating mechanism and the second locating mechanism can locate the universal joint work-piece in the vertical shaft direction and the horizontal shaft direction at the same time, and therefore the universal joint work-piece can be clamped in a centring mode, firm locating in the turning process is guaranteed, and the coaxiality of two cylindrical shafts on the two sides of a machined cylindrical shaft is guaranteed. The clamp can clamp and locate the universal joint work-piece accurately.
Owner:ZOOMLION HEAVY IND CO LTD
Stereolithography Machine
ActiveUS20130052292A1Long durationMore processing cycleManufacturing platforms/substratesManufacturing enclosuresRest positionMarine engineering
Stereolithography machine (1) comprising: a supporting frame (2); a tank (3) suited to contain a liquid substance; a supporting plate (4) associated with the supporting frame (2), suited to support the tank (3); a stopping unit (5) suited to firmly hold the tank (3) on the supporting plate (4) in a resting position; emitter means (6) suited to direct a predefined electromagnetic radiation (6a) towards the tank (3); a holding unit (7) of the tank (3) operatively associated with the supporting plate (4) through first actuator means (8) configured so as to move the tank (3) with respect to the supporting plate (4) according to a predefined trajectory of movement. The stopping unit (5) comprises second actuator means (17) that define for the stopping unit (5) an active configuration for holding the tank (3) and a rest configuration for releasing the tank (3).
Owner:DWS SRL
Foldable eyepiece cup
ActiveUS20050174647A1Third stable position of ventilationEnsure stable positioningMicroscopesCamera filtersEyepieceEyewear
In a cup for an eyepiece of an optical observation instrument, comprising a peripheral wall which includes an eyepiece-connecting section for connection of the cup to an eyepiece, a transition section which adjoins the eyepiece-connecting section, a light-protecting attachment which, by way of a sectional part of the transition section; is joined to a side of the transition section that is turned away from the eyepiece-connecting section; a sight hole which is laterally defined by the peripheral wall; the peripheral wall being movable into a first, non-folded end position for someone who does not wear spectacles for preclusion of any incidence of stray light upon an eyepiece lens, and into a second, folded end position for spectacle wearers; it is provided, with a view to the possibility of use of the optical observation instrument without any negative effect for someone who does not wear spectacles as well as for spectacle wearers, that the peripheral wall is movable into a third stable position of ventilation, located between the first and the second end position, for someone not wearing spectacles for preclusion of any fogging of the eyepiece lens.
Owner:STEINER OPTIK
Stereolithography machine
ActiveUS8998601B2Extended durationMaintain geometryManufacturing platforms/substratesManufacturing enclosuresMarine engineeringActuator
Stereolithography machine (1) comprising: a supporting frame (2); a tank (3) suited to contain a liquid substance; a supporting plate (4) associated with the supporting frame (2), suited to support the tank (3); a stopping unit (5) suited to firmly hold the tank (3) on the supporting plate (4) in a resting position; emitter means (6) suited to direct a predefined electromagnetic radiation (6a) towards the tank (3); a holding unit (7) of the tank (3) operatively associated with the supporting plate (4) through first actuator means (8) configured so as to move the tank (3) with respect to the supporting plate (4) according to a predefined trajectory of movement. The stopping unit (5) comprises second actuator means (17) that define for the stopping unit (5) an active configuration for holding the tank (3) and a rest configuration for releasing the tank (3).
Owner:DWS SRL
Foldable eyepiece cup
ActiveUS7104658B2Third stable position of ventilationEnsure stable positioningMicroscopesTelescopesEyepieceEyewear
A cup for an eyepiece of an optical observation instrument, comprises a peripheral wall which includes an eyepiece-connecting section for connection of the cup to an eyepiece, a transition section which adjoins the eyepiece-connecting section, a light-protecting attachment which, by way of a sectional part of the transition section, is joined to a side of the transition section that is turned away from the eyepiece-connecting section; a sight hole which is laterally defined by the peripheral wall; the peripheral wall being movable into a first, non-folded end position for someone who does not wear spectacles for preclusion of any incidence of stray light upon an eyepiece lens, and into a second, folded end position for spectacle wearers; and into a third stable position of ventilation, located between the first and the second end position, for someone not wearing spectacles.
Owner:STEINER OPTIK
Hydraulically actuable vehicle brake having a locking means
InactiveUS20090159381A1Ensure stable positioningLow actuation forceBrake actuating mechanismsFriction liningHydraulic fluidBrake lining
The present invention relates to a vehicle brake (10) comprising a housing (12), a brake piston (16) accommodated in the housing (12) and coupled to a brake lining (20), a blocking device (26) for arresting the brake piston (16) inside the housing (12), and an electromechanical actuating device (42) for activating the blocking device (26) in a parking brake situation, wherein the brake piston (16) together with the housing (12) delimits a fluid chamber (68) that is chargeable with hydraulic fluid, so that the brake piston (16) for actuating the vehicle brake (10) is hydraulically displaceable inside the housing (12) along a piston longitudinal axis (A). In such a vehicle brake it is provided that there is associated with the blocking device (26) a locking arrangement (125), which in a parking brake situation acts mechanically on a component (36) of the blocking device (26) and locks the blocking device against a resetting movement.
Owner:MOHR KURT +1
Medical punch
A medical punch with a hollow shaft, a tool point that is positioned on the distal end of the shaft and includes a rigid cutting part and a cutting part that can slide with respect to the rigid cutting part, and with a handle positioned on the proximal end of the shaft, such that the displaceable cutting part and the handle are operatively connected with one another by a push / pull device that is displaceably mounted in the hollow shaft and an anti-tilt mechanism is positioned on the tool point to stabilize the cutting parts in their axially parallel alignment to one another. The rigid cutting part includes a sleeve-shaped proximal portion that encloses the displaceable cutting part and a distal punch portion configured as a single unit with the sleeve-shaped portion and that the rigid cutting part should be detachably connected with the hollow shaft by a coupling mechanism formed on the sleeve-shaped portion.
Owner:KARL STORZ GMBH & CO KG
Vehicle, auxiliary baggage carrier
ActiveUS7475799B2Increase stowage and luggage carrying capacityPrecise positioningWash-standsStands/trestlesStowageAutomotive engineering
Owner:RIGHTLINE GEAR
Tube for extra-corporeal circuit with double connector
ActiveUS20160000988A1Eliminate riskMaintain their functionalityOther blood circulation devicesFlexible member pumpsPeristaltic pumpCo operation
Owner:FRESENIUS MEDICAL CARE DEUTSCHLAND GMBH
Angle face clamping device and clamping method thereof
ActiveCN103831647AGuarantee processing qualityGuaranteed production efficiencyPositioning apparatusMetal-working holdersEngineeringMechanical engineering
The invention relates to an angle face clamping device. A positioning assembly is arranged at one end of a base plate and the other end of the base plate is provided with a fork seat. One end of the fork seat is connected with a pressing plate in a moving mode through a straight pin. One end of the pressing plate is provided with a pressing block. The front end of the pressing block is of a semi-cylindrical structure and bends downwards to form an angle along the surface of the pressing plate. Opened grooves which are opposite to each other in position are formed in the fork seat and the pressing plate respectively. Bolts are arranged in the opened grooves and handle nuts are in threaded connection with the upper portions of the bolts and press the pressing plate. The angle face clamping device can rapidly position parts and is simple in clamping method and capable of improving processing efficiency and ensuring the quality of processed parts.
Owner:SHENYANG AIRCRAFT CORP
Die capable of steadily realizing retraction core pulling
InactiveCN108115896ACompact structureThe overall structure is compact and miniaturizedEngineeringMechanical engineering
Owner:YANCHENG INST OF TECH
Quick-release type multifunctional end tool switching frame for industrial robot
PendingCN119550375AImprove disassembly efficiencyGuaranteed stabilityGripping headsControl engineeringElectric machinery
The invention discloses an industrial robot quick disassembly type multifunctional end tool switching frame which comprises an industrial robot body arranged on a machine table and a disassembly and assembly switching frame fixedly connected to the other end of the industrial robot body, and a clamp is movably installed on the right side of the disassembly and assembly switching frame. The device is simple in structure, the clamp at the tail end of the industrial robot can be quickly disassembled, assembled and switched conveniently, positioning of the first positioning groove by the first positioning block and positioning of the second positioning groove by the second positioning block can be achieved only through work of one driving motor, it can be ensured that the clamp is more stable after being switched and installed, and the working efficiency is improved. The industrial robot has the advantages that follow-up stable operation of the robot is guaranteed, switching efficiency is high, and the problem that tools such as a wrench and a screwdriver are needed when a tail end clamp of an existing industrial robot is switched, so that a large amount of time and labor are consumed when the clamp is dismounted and switched is solved; and the existing use requirements of efficiently, flexibly and quickly switching different clamps are met.
Owner:HUBEI ECOLOGY VOCATIONAL COLLEGE
Support and positioning structure, semiconductor equipment system and method for positioning
ActiveUS8952342B2Sufficient shieldingImprove shielding effectMaterial analysis using wave/particle radiationElectric discharge tubesEngineeringElectromagnetic field
The invention relates to a charged particle system provided with a support and positioning structure for supporting and positioning a target on a table, the support and positioning structure comprising a first member and a second member and at least one motor so as to move the first member relative to the second member, wherein a shield is present to shield at least one charged particle beam from electromagnetic fields generated by said at least one motor, the support and positioning structure further comprising a spring mechanically coupling the first member and the second member for at least partially bearing the weight of the first member, table and target.
Owner:ASML NETHERLANDS BV
Multimedia teaching device for college English education
ActiveCN113679176AEnsure stable positioningWith self-locking abilitySchool benchesElectrical appliancesEngineeringEducational multimedia
The invention provides a multimedia teaching device for college English education, belongs to the technical field of multimedia desks for English teaching, and aims to solve the problems that when a multimedia learning desk for English learning is used, multimedia equipment of the learning desk is placed on a desktop and is very easy to be polluted by chalk dust in a classroom environment, the multimedia equipment is inconvenient to clean, meanwhile, sight lines are prone to being blocked, and students cannot see a blackboard in the front conveniently. The multimedia teaching device comprises a lower table body. The two side edges of an upper table board are fixedly connected to the two side walls of the lower table body. Two inward pushing frames are arranged, and the two inward pushing frames are connected between the lower table body and the upper table plate in a sliding mode. A swing shaft of the multimedia teaching screen is hinged to the tail end of the inward pushing frame. Therefore, compared with an existing teaching desk for English learning, the storage mode of the multimedia assembly is improved, the influence of dust in a classroom on multimedia equipment can be greatly reduced, and the probability that the multimedia equipment is damaged by the dust is reduced.
Owner:孔海珍
Vehicle, auxiliary baggage carrier
ActiveUS20050274861A1Increase stowageIncrease luggage carrying capacityWash-standsSupplementary fittingsStowageAutomotive engineering
Owner:RIGHTLINE GEAR
Spectacle frame with temple orientation according to a plurality of planes
ActiveUS20190361265A1Precise positioningEnsure stable positioningSpectales/gogglesNon-optical partsAbutmentMechanical engineering
A spectacle frame including a front face for supporting the lenses and temples connected to the front face by means of hinges, each including an attachment member, respectively rigidly connected to the front face and to the temples, each receiving a hinging member, having its free end provided with a hinge pin, said hinge pins being perpendicular to each other. The attachment members are hollow and define a cylindrical sheath. The hinging members each include a rod, intended to be received in the respective sheath, one of the ends of the rod being provided with an abutment and the other end being provided with said hinge pin, each of the rods receiving a sliding ring submitted to the action of a spring bearing against the abutment, said ring being rigidly connected to the corresponding attachment member near the free end thereof. The hinge pins of the hinging members are rigidly connected to each other by means of a connection member.
Owner:NIKKOR +1
Mowing or grinding device
ActiveUS10638660B2Satisfactory resistanceGuaranteed smooth progressMowersGrain treatmentsRotational axisEngineering
A mowing or grinding device comprising a rotatable shaft which carries a plurality of mowing or grinding tools which form flails, each tool being mounted directly or indirectly on the rotatable shaft by means of at least one hinged connection with preferred positioning, which allows keeping the tool in the operating position to be favored and comprises a mounting aperture and an axial support which passes through the mounting aperture; the device being characterized in that the positioning portion of the axial support has at least one cylindrical boss which has a circular surface and the positioning portion of the mounting aperture has at least one concave housing which has a circular surface which is capable of receiving the circular surface of the cylindrical boss when the tool is in the operating position, the circular surface of the concave housing having a constant curve which is complementary to the circular surface of the cylindrical boss over a periphery which is greater than a quarter circle.
Owner:ACTIBAC
Masonry method for cylinder deformation and weld joint crossing part
PendingCN114166029AEnsure stable positioningGuaranteed stabilityLinings repairArchitectural engineeringFire brick
The invention discloses a masonry method for a deformed part and a weld joint crossing part of a cylinder. The masonry method comprises the following steps: 1) measuring and confirming the deformed part before masonry; (2) mortar is laid on the cylinder at the deformation position, and bricks are kept horizontal; (3) when the deformation area is built, a wet building mode is adopted, large-surface mortar joints of the fire bricks are kept at 1-1.5 mm, the fire bricks are completely attached to one another, and the large ends of the bricks are attached to the cylinder; wherein when the weld joint is higher than the surface of the kiln cylinder by more than 8mm, the building is carried out after the higher part is polished off; and when the welding seam is within 8mm higher than the kiln cylinder, the bottom of the fire brick is paved with fire clay, so that the brick ring at the welding seam is parallel to the rest brick rings. According to the masonry method for the cylinder deformation and weld joint crossing part, stable positioning of the refractory bricks and the stability of the whole arch ring can be ensured.
Owner:ANHUI WUHU CONCH CONSTR & INSTALLATION ENG
A multimedia teaching device for college English education
ActiveCN113679176BEnsure stable positioningWith self-locking abilitySchool benchesElectrical appliancesEngineeringEducational multimedia
The invention provides a multimedia teaching device for college English education, which belongs to the technical field of English teaching multimedia desks, so as to solve the problem that when the above-mentioned multimedia learning desk for English learning is in use, the multimedia equipment of the learning desk is placed on the desktop, and in the classroom It is very easy to be polluted by chalk dust in the environment, and the multimedia equipment is not easy to clean, and it is easy to block the line of sight, and it is not convenient for students to look at the front blackboard, including the lower table body; the two sides of the upper table board are fixedly connected to the lower table body. two side walls; the inner push frame is provided with two places, and the two inner push frames are slidably connected between the lower table body and the upper table board; the swing shaft of the multimedia teaching screen is hingedly connected to the end of the inner push frame; It can be seen that the storage method of multimedia components is improved compared with the existing teaching desk for English learning, which can greatly reduce the impact of dust in the classroom on the multimedia equipment, and reduce the probability of the multimedia equipment being damaged due to dust.
Owner:孔海珍
Portal frame for elevator
ActiveCN222181478UEnsure stable positioningincrease flexibilityNon-rotating vibration suppressionElevatorsSlide plateVibration absorption
The utility model relates to the technical field of elevator portal frames, and discloses an elevator portal frame which comprises a portal frame body and an elevator car, a mounting cavity is formed in the upper end of the elevator car, clamping plates are arranged in the middles of the two sides of the outer wall of the portal frame body, and damping rods are arranged at the four corners of the lower end of the portal frame body. And a plurality of splayed springs are arranged at the lower end of the portal frame body. According to the utility model, the splayed spring, the damping rod and the connecting spring are arranged between the sliding plate and the portal frame body to form an efficient vibration absorption system, and the system provides a fine adjustment space for the movement of an elevator car, so that the riding comfort is improved, and the safety of the elevator is improved by reducing the vibration generated during the operation of the elevator. And the overall stability of the elevator is enhanced, the possible influence of dynamic loads on the elevator structure can be resisted, the service life of elevator parts is prolonged, and the long-term maintenance cost can be reduced.
Owner:TIANJIN MUNICH ELEVATOR CO LTD
Camera module and method for manufacturing a camera module
PendingUS20220191354A1Stable temperature controlStable temperatureTelevision system detailsColor television detailsAnterior lensMicroscope objective
A camera module. The camera module includes a circuit board on which at least one image sensor is situated; an objective including a lens housing and multiple optical lenses situated inside the lens housing; an objective holder, which is connected to the circuit board and is designed to hold the objective; and at least one temperature control element, which is designed to influence the temperature of at least one front lens of the objective; a second optical lens being situated at the front lens. The front lens and / or the second optical lens includes / include at least one recess, the at least one temperature control element being situated in the at least one recess.
Owner:ROBERT BOSCH GMBH
A double-sided turnover self-unloading semi-trailer box structure convenient to unfold
The utility model relates to the technical field of the car box structure, especially a kind of double-side flip self-unloading semitrailer box structure convenient to unfold, including bottom plate, the bottom plate upper surface is fixedly installed with car, the car top both sides are hinged with wing door, the car upper end front and rear sides are fixedly installed with rotating seat, the rotating seat upper end is rotatably connected with hydraulic cylinder, the wing door inboard is fixedly installed with mounting plate, the hydraulic cylinder end portion is rotatably connected with mounting plate, the bottom plate both sides are fixedly connected with the locking mechanism of mutually cooperating between wing door bottom, this double-side flip self-unloading semitrailer box structure convenient to unfold can be side loading and unloading, and loading and unloading efficiency is high, is worth promoting.
Owner:ZHONGZHEN HANJIANG EQUIP TECH CO LTD
Construction machine for special civil engineering
PendingUS20220341264A1Ensure stable positioningDrilling with mechanical conveyingRotary drillingMachineActuator
A construction machine for special civil engineering, includes a leader on which an advancing carriage is guided, which carriage has a holder for a work device, in particular a drilling implement or pile-driving implement, and which carriage is connected with a first drive, by way of which it can be moved along the leader. An additional auxiliary carriage is arranged on the leader, which carriage can be moved along the leader by way of a second drive, wherein at least one actuator and / or at least one sensor is / are arranged on the auxiliary carriage.
Owner:ABI ANLAGENTECHN BAUMASCHEN INDBEBEDARF
Positioning tool for engine inspection
ActiveCN108072527BAchieve positioningSimple structureEngine testingEngineeringMechanical engineering
Owner:泾县凡泽科技服务有限公司
Ray source control box with detachable source
ActiveCN222381947UEnsure stable positioningensure safetyCasings/cabinets/drawers detailsX-ray tube with very high currentControl theoryMechanical engineering
The utility model discloses a ray source control box with a detachable source, and relates to the technical field of ray source control boxes, the ray source control box comprises a control box main body and a ray source main body, the two sides of the control box main body are fixedly connected with fixing blocks, and the side wall of the ray source main body is provided with four limiting mechanisms. Inserting tightness and convenient separation are guaranteed through anti-skid grains on the surface of an inserting block and resilience force of a spring, a guide hole and a guide rod are accurately aligned, a threaded rod drives an extrusion block to provide slope acting force, a limiting rod is pushed, a swing rod is driven to rotate, and automatic reset and stable connection are achieved; the overall design enhances the flexibility of the device, the device adapts to various operation scenes, looseness caused by vibration or external force is effectively avoided, and the safety and reliability in the high-frequency operation environment are guaranteed.
Owner:SHANGHAI YINGMANNI SAFETY EQUIP CO LTD +1
Toner cartridge side cover with integrated injection molding conductive structure
ActiveCN222461903Ureduce production capacityReduce assembly linksElectrographic process apparatusContact padStructural engineering
The utility model provides a toner cartridge side cover with an integrated injection molding conductive structure, which comprises an inner side part and an outer side part, the inner side part is provided with a plurality of conductive positioning column holes and a plurality of inner circuit connecting bridges, and each conductive positioning column hole is used for sleeving and positioning a printing part. Each inner circuit connecting bridge is connected between power-on contacts of a printing component and is used for forming a power-on loop; the outer side part is provided with external contact pads corresponding to the internal circuit connecting bridges, the external contact pads are communicated with the internal circuit connecting bridges, the side cover is provided with a conductive square groove hole and a drum core positioning column hole in a penetrating manner, and a conductive steel shaft is arranged on the drum core positioning column hole in a fusion welding manner; the conductive square groove hole, the internal circuit connection bridge and the external contact pad are formed by conducting materials in a secondary injection molding mode. The utility model relates to the technical field of toner cartridges.
Owner:BEIJING NORTH OFFICE ARTICLES CO
A height-adjustable mushroom head device for hanging high-end RF power supply
The invention discloses a height-adjustable hoisting mushroom head device for a high-end radio frequency power supply, comprising a mushroom head, a locking body and an adjusting mechanism; the lower end of the mushroom head is fixedly installed inside a locking ring through a locking mechanism; the adjusting mechanism comprises a front and rear adjusting worm, an upper and lower adjusting worm and a worm device, the front and rear adjusting worm is located inside a rotating groove, a first annular block is cooperatively connected with the front and rear adjusting worm, and the adjusting worm device moves forward and backward by rotating the front and rear adjusting worm; the front and rear adjusting worm drives the rotating fixed seat to slide toward the inside of the locking ring, so that the upper and lower adjusting worm and the second annular block provided on the side wall of the lower end of the mushroom head are in contact and cooperate with each other, and the height distance of the mushroom head is adjusted by rotating the upper and lower adjusting worm. The device can realize precise adjustment of the height of the mushroom head to adapt to different working environments and requirements, while ensuring the safety and stability of the operation.
Owner:江苏神州半导体科技股份有限公司
Positioning tool for engine detection
ActiveCN108072527AAchieve positioningSimple structureEngine testingEngineeringMechanical engineering
Owner:泾县凡泽科技服务有限公司
Fixtures for turning cross shafts
ActiveCN103737350BGuaranteed coaxialityEnsure stable positioningPositioning apparatusMetal-working holdersUniversal jointEngineering
The invention discloses a clamp for turning a universal joint. The clamp comprises a first locating mechanism used for locating a universal joint work-piece (1) in the vertical shaft direction of the universal joint work-piece (1), and a second locating mechanism used for locating the universal joint work-piece (1) in the horizontal shaft direction of the universal joint work-piece (1). The first locating mechanism and the second locating mechanism can locate the universal joint work-piece in the vertical shaft direction and the horizontal shaft direction at the same time, and therefore the universal joint work-piece can be clamped in a centring mode, firm locating in the turning process is guaranteed, and the coaxiality of two cylindrical shafts on the two sides of a machined cylindrical shaft is guaranteed. The clamp can clamp and locate the universal joint work-piece accurately.
Owner:ZOOMLION HEAVY IND CO LTD
Fixing force transfer bracket for thermodynamic pipe in thermodynamic shield tunnel
The invention discloses a fixing force transfer bracket for a thermodynamic pipe in a thermodynamic shield tunnel, which is distributed on the inner wall of the tunnel at intervals. The tunnel is formed by combining prefabricated pipe pieces, two circles of ring beams are fixed on the inner wall of the tunnel by double-arched fixing pieces, two or four upright posts are fixed between the two circles of the ring beams, two ends of each upright post are supported on two sides of the inner wall of the tunnel, and front side and back side of each two upright posts are connected with a stressed frame used for passing through the thermodynamic pipe respectively. The fixing force transfer bracket solves the fixing problem of the thermodynamic pipe in the thermodynamic shield tunnel, so that the thermodynamic pipe can bear the horizontal push-pull force of pipes in the axial direction and the side direction. Under the action of the horizontal push-pull force, a fixing bracket system can evenly transfer the horizontal push force to six prefabricated pipe pieces. The prefabricated pipe pieces move evenly under the action of an external force, and simultaneously relative displacement is not produced among the prefabricated pipe pieces.
Owner:BEIJING MUNICIPAL CONSTR