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53results about "Measurement apparatus caging devices" patented technology
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Turnover positioning mechanism
InactiveCN103134537ASimple structureEasy to controlMeasurement apparatus caging devicesEngineeringMechanical engineering
Owner:SIP GOLDWAY TECH
Locking and automatic unlocking mechanism for two-dimensional tracking rotating-tables
ActiveCN102759373AImprove reliabilityNo overflowMeasurement apparatus caging devicesEngineeringRotational degrees of freedom
The invention provides a locking and automatic unlocking mechanism for two-dimensional tracking rotating-tables, which is used for solving the technical problems that the conventional locking mode is small in locking torque, and can not provide auxiliary support stiffness, and the like. The locking and automatic unlocking mechanism for two-dimensional tracking rotating-tables comprises a fixed support, an explosion bolt, a locking nut and a microswitch assembly, wherein the microswitch assembly is used for emitting status signals of the explosion bolt, and the microswitch assembly comprises a microswitch installing base (sleeved on a shaft of the explosion bolt) and a microswitch (arranged on the microswitch installing base); and a rotating part is connected in series with and in threaded fixing with the fixed support through the explosion bolt, the fixed support and the microswitch installing base are respectively located on both sides of the rotating part, and the locking nut locks the microswitch installing base, the rotating part and the fixed support together. The mechanism disclosed by the invention concurrently has the locking and automatic unlocking functions of rotating mechanical limitation of rotating-tables; the mechanism is simple and reliable, and integrated in design; the locking only limits the rotating DOF (degrees of freedom); and the mechanism has no external force on a precision rotating shaft system.
Owner:XI'AN INST OF OPTICS & FINE MECHANICS - CHINESE ACAD OF SCI
Hand-operated clamping self-lock device used for automobile instrument and clamping method thereof
ActiveCN102445228APrecise positioningAccurate insertionMeasurement apparatus caging devicesEngineeringLABORATORY TEST PANELS
Owner:NANTONG MEELAIN ELECTRIC APPLIANCE CO LTD
Mechanical and electromagnetic locking conversion device for direction frame of two-axis stable tracking platform
ActiveCN104535102AReduce risk of sabotageTarget Oriented Observation RealizationMeasurement apparatus caging devicesElectromagnetic lockMechanical engineering
Owner:BEIHANG UNIV
Drainage type food safety detector
PendingCN112255377AGuaranteed stabilityImplement surprise detectionNon-rotating vibration suppressionMeasurement apparatus caging devicesAgricultural scienceFood safety
The invention discloses a drainage type food safety detector, and belongs to the technical field of food safety detection. The drainage type food safety detector comprises a transportation detection platform, an L-shaped pull handle is arranged in the middle of the front end of the transportation detection platform, an L-shaped box cover is hinged to the upper end of the front side of the transportation detection platform, and a detector protection box is arranged in the transportation detection platform. Two guide grooves are symmetrically formed in the middle of the inner wall of the transportation detection platform detector protection box, and a food safety detector body is arranged in the transportation detection platform detector protection box, so that the detector can perform assault detection on site in the fields of food processing, production, circulation and the like, transportation of related personnel is facilitated, and through a linkage mode, the food safety detector main body is obliquely pushed out, so that a worker can directly perform detection on the platform, the detection of the worker is facilitated, and the food safety detection efficiency is improved.
Owner:武汉市华测检测技术有限公司
Self-locking type rotating platform
InactiveCN102901527AGuaranteed detection accuracyVersatileMeasurement apparatus caging devicesMeasuring instrumentImage detection
Owner:江苏讯为电子器材有限公司
Turnover arm locking mechanism for test tool
ActiveCN103868538AAchieve lockingEasy to operateMeasurement apparatus caging devicesLocking mechanismEngineering
The invention discloses a turnover arm locking mechanism for a test tool. The turnover arm locking mechanism for the test tool comprises a turnover arm base and a turnover arm connecting channel arranged on the turnover arm base, wherein the connecting channel is provided with a hinged connection piece; the turnover arm base is rotationally connected with a turnover arm through the hinged connection piece; the turnover arm base is provided with a locking part. By arranging the locking part on the turnover arm base, the turnover arm is conveniently locked, the operation is simple, the manual locking operation is eliminated, and the working efficiency is improved.
Owner:江阴精力汽车装备有限公司
Safe and anti-falling power transmission line monitoring terminal
ActiveCN111238557AReduce the impactReduce risk of sheddingMeasurement apparatus caging devicesMeasurement apparatus housingsStructural engineeringMechanical engineering
The invention discloses a safe anti-falling power transmission line monitoring terminal, which comprises an upper shell assembly, a hoop assembly, a lower shell assembly, a fixed hook and a double-rack hook assembly, the hoop assembly is arranged on the upper shell assembly; the lower shell assembly is connected with the upper shell assembly through a hinge, and the lower shell assembly is provided with an arc-shaped boss used for pressing a power transmission line. The fixed hook is arranged on one side, provided with the hinge, of the lower shell assembly; the double-rack hook assembly is arranged on the side, away from the hinge, of the lower shell assembly, the double-rack hook assembly and the fixing hook are clamped to the corresponding positions of the hoop assembly respectively, and therefore the power transmission line monitoring terminal can be locked to a power transmission line. Threaded connection is canceled, and the situation that the terminal is loosened due to the factthat locking connection of the power transmission line monitoring terminal is damaged by vibration is prevented; and furthermore, a safety lock assembly is arranged on the terminal, so that the riskthat the terminal falls off from the power transmission line can be effectively reduced.
Owner:NARI TECH CO LTD +1
Workbench equipment for detection
ActiveCN106066183AReliable lockingRealize the supporting roleMeasurement apparatus caging devicesDrive motorEngineering
The invention relates to workbench equipment for detection, which comprises a product supporting table (9), a supporting column (6) fixedly connected with the bottom of the product supporting table (9), and a base device (4). The base device (4) comprises two side vertical plates (41) symmetrically arranged left and right, and a bottom plate (40) connected with the two side vertical plates (41). The bottom of each side vertical plate (41) is fixedly provided with a protruding part (42). The top of the bottom plate (40) is fixedly provided with a driving motor (500). A rotary supporting seat (5) strides over two protruding parts (42) to be supported in the rotating manner. The middle part of the bottom of the rotary supporting seat (5) is in power connection with the output shaft of the driving motor (500). The bottom of the supporting column (6) is inserted into an intermediate insertion hole (50) of the rotary supporting seat (5). The top of the rotary supporting seat (5) is provided with a sliding groove (51) that extends leftwards and rightwards.
Owner:XUANCHENG JUNCHENG AUTOMOTIVE COMPONENTS CO LTD
Detection device and seat comprising one such device
A detection device comprises a case formed by at least a first and second part able to move with respect to one another between a first and second operating position. Said device comprises an electric contact comprising at least two electric states, closed or open, each electric state being associated with one of the operating positions of the first and second parts, and securing means designed to fix said case onto an external support. Said securing means comprise locking means designed to perform holding of the two parts of the case in one of the two operating positions, fixing of the case onto the support by the securing means rendering the locking means inoperative.
Owner:CROUZET AUTOMATISMES SA
Positioning and supporting device for mounting high-speed data acquisition equipment
ActiveCN110285844AGuaranteed flipping effectAvoid compromising accuracyMeasurement apparatus caging devicesData acquisitionEngineering
The invention discloses a positioning and supporting device for mounting high-speed data acquisition equipment. The positioning and supporting device comprises a supporting bottom plate; fixing connection legs are fixedly mounted on the front side and rear side of the bottom end of the supporting bottom plate respectively; first turnover plates are movably installed in the fixing connection leg at the front side of the bottom end of the supporting bottom plate; positioning grooves are formed in the first turnover plate; a second turnover plate is movably installed in the fixing connection leg at at the rear side of the bottom end of the supporting bottom plate; and reserved sliding grooves are formed in the front side and rear side of the supporting bottom plate respectively. According to the positioning and supporting device for mounting the high-speed data acquisition equipment, the first turnover plate and the second turnover plate are designed, and therefore, the device can be rotated by a certain angle after the equipment is fixed, the equipment is easier to operate, the use effect of the equipment can be improved; and the plurality of positioning grooves are formed, and therefore, it can be ensured that rotation effects of different angles can be realized by a user according to needs, and the normal use effect of the device is guaranteed.
Owner:SHENZHEN SDG INFORMATION CO LTD
Detection Device and Seat Comprising One Such Device
InactiveUS20100148549A1Easy to checkVehicle seatsForce measurementElectric contactElectrical and Electronics engineering
A detection device comprises a case formed by at least a first and second part able to move with respect to one another between a first and second operating position. Said device comprises an electric contact comprising at least two electric states, closed or open, each electric state being associated with one of the operating positions of the first and second parts, and securing means designed to fix said case onto an external support. Said securing means comprise locking means designed to perform holding of the two parts of the case in one of the two operating positions, fixing of the case onto the support by the securing means rendering the locking means inoperative.
Owner:CROUZET AUTOMATISMES SA
Luminous keyboard
The present invention provides a luminous keyboard, including: at least one key cap; a support plate; a support component, connected to the key cap and the support plate and capable of guiding the key cap to vertically move relative to the support plate; a thin film circuit board, disposed on the support plate; at least one light emitting component, configured to emit a light ray to the key cap; and a shield, covering the light emitting component, where there is a gap between the shield and the light emitting component, and the shield is provided with a diffraction grating at a position where the light ray passes through the shield.
Owner:PRIMAX ELECTRONICS LTD
Environment monitoring device
InactiveCN108132069ALock firmlyEasy to removeMeasurement apparatus caging devicesElectricityWear resistant
The invention discloses an environment monitoring device which comprises an insertion fit cavity arranged in a mounting bracket and an insertion fit column connected with the insertion fit cavity in amatching manner. The top of the insertion fit column is fixedly connected with an environment monitor. An electricity connecting groove is arranged in the inner bottom wall of the insertion fit cavity. An electrical contact is fixedly arranged in the electricity connecting groove. Locking slots are respectively arranged in the left and right side walls of the insertion fit cavity in a penetratingmanner. A downward extending push-slide slot penetrates the outer end of each locking slot. A transverse slot is arranged in a penetrating manner between the bottoms of the two push-slide slots. A push-slide plate capable of moving transversely is arranged in each push-slide slot. A push-slide block in sliding connection fit with the corresponding locking slot is fixedly arranged on the inner side of the top of each push-slide plate. A wear-resistant pad is fixedly arranged on the inner end face of each push-slide block. A small motor is fixedly arranged in the middle of the transverse slot.The environment monitoring device is simple in structure and convenient to use. The environment monitor can be well fixed, and thus can be prevented from falling off under the action of external forcesuch as high wind to cause accidents and loss.
Owner:PUJIANG ZHIYIN TECH CO LTD
Foundation crack measuring device for building construction
InactiveCN111623814AEasy to moveConvenient card connectionMeasurement apparatus caging devicesIn situ soil foundationArchitectural engineeringMechanical engineering
The invention discloses a foundation crack measuring device for building construction. The device comprises a base, a through groove, rollers, supports and a plate body; supports are fixedly connectedwith the two sides of the bottom end of the base; rollers are fixedly connected with the bottom ends of the supports; clamping mechanisms are fixedly connected with the centers of the two sides of the base correspondingly; a sliding rail penetrates through the center of the top end of the base; a sliding block is arranged in the sliding rail; a detector is arranged at the bottom of the through groove; detaching mechanisms are arranged on the two sides of the detector correspondingly; and clamping sleeves are arranged at the positions, on the two sides of the sliding rail, of the top end of the base correspondingly. According to the foundation crack measuring device for building construction, the function that the detector is convenient to disassemble and maintain when the foundation crackmeasuring device for building construction is used is achieved, the function that the foundation crack measuring device for building construction is convenient to move when in use is achieved, and the function that the foundation crack measuring device for building construction is convenient to clamp when in use is achieved.
Owner:安徽伟基智慧建设集团有限公司
Optical fiber temperature and humidity sensor
InactiveCN113340346AGuaranteed stabilityGuaranteed accuracyMeasurement apparatus caging devicesEngineeringMechanical engineering
The invention relates to the technical field of optical fiber sensors, in particular to an optical fiber temperature and humidity sensor which comprises a detection head, an amplifier, an optical fiber cable, a power line, a shell and a fixing mechanism, the detection head and the amplifier are electrically connected through the optical fiber cable and the power line, the shell is arranged on the outer surface of the detection head, and the fixing mechanism is connected with the shell. The fixing mechanism comprises a base, a connecting shell, a rotating ring and an automatic telescopic locking assembly, the connecting shell is arranged outside the shell and movably connected with the shell, and threaded holes are formed in the outer surfaces of the two sides of the connecting shell. According to the invention, through the arrangement of the fixing mechanism and the clamping mechanism, the stability of the device can be ensured, the detection angle of the detection head can be conveniently adjusted by an operator, and the rotation angle of the detection head can be judged through the clamping condition of the clamping mechanism and the first arc-shaped groove, so that the accuracy of detection data of the device is improved; and the operation mode is convenient, and the application range of the device is effectively expanded.
Owner:宫晓钰
Mobile cart for environment monitoring and control system and control method thereof
PendingCN112762972AEasy to install and disassembleEasy to operateCastorsCharacter and pattern recognitionAnalytic modelData acquisition
The invention belongs to the technical field of environment monitoring, and discloses a mobile cart for environment monitoring and a control system and a control method of the mobile cart. The control system of the mobile cart for environment monitoring comprises an environment monitoring module, an environment data acquisition module, a data preprocessing module, a data credibility evaluation module, a central control module, an analysis model construction module, an environment data analysis module, an abnormal data early warning module, a data storage module and an update display module. According to the control method of the mobile cart for environment monitoring, the reliability of environment monitoring data is identified through a particle swarm optimization method, and the control method has the advantages of being simple in structure, few in control parameter, high in running speed and the like, and operation is convenient; machine learning and data mining methods are applied to the field of environment monitoring, fusion innovation of computer data science and environment monitoring interdisciplinary is achieved, working efficiency is improved, and the requirement for scientific management is met.
Owner:INST OF AGRI RESOURCES & REGIONAL PLANNING CHINESE ACADEMY OF AGRI SCI
Mobile platform locking device used for vehicle-mounted safety inspection equipment
InactiveCN104048689AAvoid displacementAvoid damageMeasurement apparatus caging devicesElectrical and Electronics engineering
Owner:SHENZHEN LIMING ADVANCED IMAGING TECH
A workbench device for testing
ActiveCN106066183BReliable lockingRealize the supporting roleMeasurement apparatus caging devicesEngineeringDrive motor
Owner:XUANCHENG JUNCHENG AUTOMOTIVE COMPONENTS CO LTD
Convenient measurement device
InactiveCN108981773ARealize automatic plug-in lockEasy to installMeasurement apparatus caging devicesMeasurement deviceAutomatic control
The invention discloses a convenience measurement device. The measurement device comprises a basic body and a measuring instrument detachably mounted on the basic body, the bottom of the basic body isfixedly provided with a leg footstock, the bottom of the leg footstock is provided with movable angle-adjustable legs, the bottom of each leg is fixedly provided with a fixing leg column, the left end surface of the measuring instrument is provided with insertion blocks arranged in front and back symmetry, the bottom end surface of each insertion block is provided with a locking groove which is penetrated front and back, and the basic body is provided with a first sliding groove extending front and back and a second sliding groove extending left and right and penetrating the first sliding groove. The convenience measurement device is simple in the whole structure, convenient to use and simple in installation steps, the insertion blocks can be locked and unlocked by automatic control, namely, the measuring instrument is mounted and dismounted in a time-saving labor-saving way, the measuring instrument is convenient to replace and maintain, and the using performance and practicality areimproved.
Owner:张灵杰
Locking and automatic unlocking mechanism for two-dimensional tracking rotating-tables
ActiveCN102759373BImprove reliabilityNo overflowMeasurement apparatus caging devicesEngineeringDegrees of freedom
The invention provides a locking and automatic unlocking mechanism for two-dimensional tracking rotating-tables, which is used for solving the technical problems that the conventional locking mode is small in locking torque, and can not provide auxiliary support stiffness, and the like. The locking and automatic unlocking mechanism for two-dimensional tracking rotating-tables comprises a fixed support, an explosion bolt, a locking nut and a microswitch assembly, wherein the microswitch assembly is used for emitting status signals of the explosion bolt, and the microswitch assembly comprises a microswitch installing base (sleeved on a shaft of the explosion bolt) and a microswitch (arranged on the microswitch installing base); and a rotating part is connected in series with and in threaded fixing with the fixed support through the explosion bolt, the fixed support and the microswitch installing base are respectively located on both sides of the rotating part, and the locking nut locks the microswitch installing base, the rotating part and the fixed support together. The mechanism disclosed by the invention concurrently has the locking and automatic unlocking functions of rotating mechanical limitation of rotating-tables; the mechanism is simple and reliable, and integrated in design; the locking only limits the rotating DOF (degrees of freedom); and the mechanism has no external force on a precision rotating shaft system.
Owner:XI'AN INST OF OPTICS & FINE MECHANICS - CHINESE ACAD OF SCI
Hand-operated clamping self-lock device used for automobile instrument and clamping method thereof
ActiveCN102445228BPrecise positioningAccurate insertionMeasurement apparatus caging devicesEngineeringLABORATORY TEST PANELS
Owner:NANTONG MEELAIN ELECTRIC APPLIANCE CO LTD
Rodent monitoring device with positioning function
InactiveCN113252100APrevent out-of-syncAccurate transmissionMeasurement apparatus caging devicesRecording measured valuesAnimal scienceProtective glasses
The invention relates to a rodent monitoring device with a positioning function, and the device comprises an equipment housing, wherein inner side of the lower end of the equipment housing is embedded with a sealing plate; a mouse number monitoring module mounted in a groove in the upper end of the equipment shell; protective glass fixed at the upper end of the equipment shell, wherein the protective glass is arranged in the direction of the upper end of the mouse number monitoring module; and a fixing plate fixed on the upper surface of the sealing plate. The rodent animal monitoring device with the positioning function has the beneficial effects that the rodent animal monitoring device with the positioning function has the positioning function and can prevent theft, and also has a data comparison function, so that data detected by the rodent animal monitoring device can be compared and screened, and data abnormity can be detected in time; and meanwhile, the data is synchronously processed in the equipment, so that the condition of asynchronous data transmission can be prevented, and the signals of the equipment are further subjected to frequency modulation processing before being transmitted, so that accurate transmission of the signals is facilitated.
Owner:郭继光
Improved environment remote sensing monitoring device
InactiveCN108489524ALock firmlySimple structureMeasurement apparatus caging devicesEngineeringRemote sensing
The invention discloses an improved environment remote sensing monitoring device. The device comprises a mounting bracket and a remote sensing monitor which is in plugging matched connection with themounting bracket; the left portion and right portion of the top surface of the remote sensing monitor are symmetrically provided with a first plugging rod and a second plugging rod; a first plugging slot and a second slot which are in plugging matched connection with the first plugging rod and the second plugging rod respectively are symmetrically formed at the left portion and right portion of the bottom of the mounting bracket; and a first sliding slot is formed at the left side of the first plugging slot in a manner that the first sliding slot is communicated with the left side of the firstplugging slot; and a locking block is slidingly arranged in the first sliding slot in a matched manner. The device of the invention has the advantages of simple structure, convenient use and stable locking of the remote sensing monitor. According to the device, the remote sensing monitor is locked at first, and then is electrified, and therefore, high stability and safety can be realized.
Owner:佛山启辰环保资源再生有限公司
Sensor housing and latching mechanism for sensor housing
A sensor housing and a latch mechanism for the sensor housing are disclosed. A removable sensor housing for connection to a structure in a fluid system, such as a quick connector body, is disclosed. The sensor housing is removably attached to a mating portion on another structure. The sensor housing includes a shaft inserted into a hole in the other structure, with a seal therebetween. An attachment mechanism is used to secure the sensor housing to the structure. An alternative mechanism is disclosed. In some forms, the sensor housing is configured to be positioned in a fixed relationship relative to other structures.
Owner:TI GRP AUTOMOTIVE SYST LLC
Handle structure for portable instrument, portable instrument and use method
ActiveCN110260902BGuaranteed gearVersatileMeasurement apparatus caging devicesMetal-working hand toolsEngineeringMechanical engineering
The invention discloses a handle structure for a portable instrument, a portable instrument and a use method, which solve the problems of single handle structure and function, complicated setting and poor reliability in the prior art, and have the advantages of realizing the fixing of multiple gear handles. The beneficial effects of meeting the needs of portable use are as follows: a handle structure for a portable instrument, comprising a handle, one end of the handle is a circular ring part for engaging with a casing, the handle can be rotated relative to the casing, and the circular ring A groove is set in the inner part, a plurality of fixing blocks are arranged in the groove, and a clamping slot is formed between two adjacent fixing blocks; a limit pressure block, one side of the limit pressure block is provided with a limit that can cooperate with the clamping groove Protruding, and the limit pressure block can cooperate with the shell; the pressure piece, the pressure piece is arranged on the other side of the limit pressure block, the pressure piece is connected with the shell through the locking piece, and the locking piece passes through the limit Position pressure block and groove setting of the ring part.
Owner:CHINA ELECTRONIS TECH INSTR CO LTD
A measuring device for water conservancy model section
ActiveCN112649030BSimple and fast operationSave installation timeWater resource assessmentMeasurement apparatus caging devicesMeasurement deviceMeasuring instrument
The invention provides a measuring device for a section of a water conservancy model, which relates to the technical field of measuring a water conservancy model. The first chute provided in the length direction of the first chute is provided with a bar-shaped notch that runs through the horizontal plate transversely, and at least two sets of scissor-type connecting rod groups are arranged on the side of the horizontal plate; The driving device can control the positions of all measuring instruments along the length direction of the model section, and the height position of all measuring instruments can be controlled synchronously by controlling the second driving device, which is not only very easy to operate, but also only needs to install one The provided measuring equipment for the section of the water conservancy model is enough, which saves installation time and improves work efficiency to a great extent, and does not need to install multiple measuring devices as in the prior art, and the present invention can also save the use cost even more.
Owner:赵珑迪
Mold measuring device with protection function
PendingCN112378439AImprove the protective effectPlay a fixed roleMeasurement apparatus caging devicesMeasurement deviceFixed frame
The invention discloses a mold measuring device with a protection function, which comprises a measuring device body, a placing plate body is arranged in the measuring device body, fixing frames sleevetwo sides of the placing plate body, and fixing mechanisms matched with the placing plate body for use are arranged at the bottoms of the fixing frames. Through cooperative use of the measuring device body, the placing plate body, the fixing frames, the fixing mechanisms, the fixing grooves, the positioning sleeves, the connecting rods, clamping plates, limiting rings, grooves, positioning mechanisms, limiting grooves, teeth, positioning grooves, positioning blocks, through openings, sliding blocks and sliding grooves, the problem that an existing mold measuring device cannot fix the positionof a mold in the using process and is poor in protection effect, the position of a mold is prone to deviating, the measurement experiment of a user on the mold is affected, and inconvenience is brought to the user is solved, and the mold measuring device with the protection function has the advantage of being good in protection effect.
Owner:XINGFA ALUMINUM CHENGDU
Device for motor vehicle
PendingCN111483409AMinimize spacingContinuous and reliable mechanical functionMaterial analysis using sonic/ultrasonic/infrasonic wavesNuclear energy generationImage detectionStructural engineering
The invention relates to a device for a motor vehicle having a protective element which can be pivoted from a closed position into an open position, with an environment detection unit which can be moved into an active position for image detection by an extension movement and into a resting position by a retraction movement, in which the environment detection unit is arranged to be externally inaccessible behind the protective element located in the closed position, and having a drive unit acting on the environment detection unit for moving the environment detection unit, the environment detection unit having an end face facing the protective element and two has adjoining side surfaces and wherein a pressing element for pressing on the protective element during the extension of the environment detection unit and a separate closing element for closing the protective element during retraction of the environment detection unit are formed on at least one of the side surfaces.
Owner:WITTE AUTOMOTIVE
Fine adjustment locking mechanism for precision measurement
PendingCN114166261AImprove accuracyModerately adjust the rotation forceMeasurement apparatus caging devicesEngineeringSteel ball
The invention discloses a fine adjustment locking mechanism for precision measurement, and relates to the technical field of precision measurement. The device comprises a shell, and a bearing is fixedly inserted into one end of the shell; a fine adjustment screw rod is inserted and fixed in the center position in the bearing; the inner wall of the shell is in threaded connection with a locking screw sleeve; a check ring and an elastic bushing are respectively sleeved between the inner end part of the locking screw sleeve and the peripheral side surface of the fine adjustment screw rod; steel balls are arranged between the check ring and the elastic lining in an annular array mode. And an annular retainer matched with the steel balls is fixedly inserted into the inner wall of one end of the locking screw sleeve. According to the invention, centripetal force is generated by the inner conical surface of the locking screw sleeve and the check ring under the action of the plurality of steel balls, so that the elastic bushing deforms to generate friction force on the fine adjustment screw rod to form rotary damping, and the rotary damping can be adjusted and the rotary force can be properly adjusted by rotating the locking screw sleeve, so that the accuracy of manual alignment is improved, and the production efficiency is improved. After the scribed line is aligned, the rotating force of the locking screw sleeve is increased, the locking state can be kept, the locking is accurate, and the operation precision of measurement is ensured.
Owner:江西中船航海仪器有限公司
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