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78results about How to "Guaranteed to be parallel to each other" patented technology

Mobile communication base station and installation method thereof

ActiveCN106658762ARaise Fade ReserveFree mobile communicationAntenna supports/mountingsTransmissionEngineeringTower
The invention discloses a mobile communication base station, and relates to a communication tower. The mobile communication base station is used for solving the problems that an uplink and a downlink of an antenna are unbalanced and meanwhile, the antenna is large in uplink noise, small in uplink gain and weak in antenna receiving performance. The mobile communication base station comprises a tower body, a first platform positioned at the upper part of the tower body, and a second platform; the second platform is arranged below the first platform; the first platform comprises an upper fixed steel ring, a lower fixed steel ring, a separation steel ring and a sliding groove; the sliding groove comprises an upper groove and a lower groove; the upper groove is formed on the lower end face of the upper fixed steel ring; the lower groove is formed on the upper end face of the lower fixed steel ring; the upper fixed steel ring and the lower fixed steel ring are connected by a safety pin on the separation steel ring; the sliding groove is a double-slide-rail groove; and the second platform and the first platform are of the same structure. Balance of the uplink and the downlink of an antenna device is ensured, and meanwhile, effects of reducing uplink noise of the antenna device, promoting the uplink gain and improving receiving performance of the antenna device are achieved.
Owner:众至诚信息技术股份有限公司

Positioning scaffold for building wall

The invention belongs to the technical field of building construction, and particularly relates to a positioning scaffold for a building wall. The positioning scaffold comprises a bottom plate, wherein two first mounting plates are in sliding fit with the bottom plate; positioning mechanisms are mounted on the outer side surfaces of the first mounting plates and the upper surface of the bottom plate; a first rack and guide rods are horizontally mounted between the first mounting plates; a mounting seat is in sliding fit with the guide rods; a driving wheel is rotationally mounted on the rear end surface of the mounting seat; two limiting blocks are in sliding fit with the front end surface of the mounting seat; second racks and third racks are in sliding fit with the two sides of the limiting blocks; gears are rotationally mounted in the limiting blocks, and knobs and clamping blocks are mounted on the surfaces of the limiting blocks; and limiting plates are mounted at the end parts ofthe second racks and the third racks. When the positioning scaffold for the building wall is used for attaching wallboards to the outer side surface of the building wall, it can be guaranteed that the width and depth of a gap between every two adjacent wallboards are uniform, and therefore the gaps can be fully filled with joint mixtures conveniently.
Owner:TONGZHOU CONSTR GENERAL CONTRACTING GROUP +1

Soil sample dry and wet circulating test instrument

The invention provides a soil sample dry and wet circulating test instrument. The test instrument at least comprises a bracket, and a lifting mechanism, a saturated component and a constant-temperature evaporating component, which are fixed to the bracket, wherein the constant-temperature evaporating component is positioned above the saturated component; a soil sample turning mechanism is arranged in the saturated component; the lifting mechanism is used for driving a pedestal to move up and down along the vertical direction; the soil sample turning mechanism comprises the pedestal, two slide rails and more than two supporting plates; the slide rails are fixed to the pedestal; the supporting plates are arranged on the two slide rails; the pedestal is a rectangular square frame; the shape of the two slide rails is the same; each of the two slide rails is shaped like a wavy line; the two ends of the slide rails are respectively arranged on two short sides of the pedestal; a slide block is arranged at each of the two ends of each supporting plate; the supporting plates are arranged on the slide rails through the slide blocks and can slide along the slide rails. According to the soil sample dry and wet circulating test instrument provided by the invention, a soil sample can be turned by the soil sample turning mechanism, so that the soil sample is guaranteed to be more uniform and full in dryness and saturation; the test instrument can treat a plurality of soil samples at one time, the consumed time is little, and the efficiency is high.
Owner:CHINA UNIV OF GEOSCIENCES (WUHAN)

Wafer bonding equipment and detection method

The embodiment of the invention discloses wafer bonding equipment and a detection method. According to the equipment, a first chuck in the equipment is provided with at least three detection elementsand adjusting elements; a plurality of detection elements on the first chuck are used for detecting a distance between the first chuck and the second chuck at the position of each detection element, and the adjusting elements in one-to-one correspondence with the detection elements are used for adjusting the distance between the first chuck and the second chuck, so that the parallelism of the first chuck and the second chuck is adjusted, wherein the at least three detection elements are not located on the same straight line, so that when the distances, detected by the at least three elements,between the first chuck and the second chuck are equal, it can be guaranteed that the upper chuck and the lower chuck in the wafer bonding equipment are parallel to each other. According to the waferbonding equipment provided by the embodiment of the invention, at least three detection elements and at least three adjusting elements can be utilized, so that the upper chuck and the lower chuck in the wafer bonding equipment have good parallelism.
Owner:YANGTZE MEMORY TECH CO LTD

Three-linkage lifting locating device for lifting and locating tea table

The invention relates to a three-linkage lifting locating device for lifting and locating a tea table. The three-linkage lifting locating device comprises a fixed disc; the lower end of the fixed disc is provided with three pairs of connection columns; a Y-shaped fixing sheet is welded to the lower ends of the three pairs of connection columns; the middle of the Y-shaped fixing sheet is connected with a central shaft; the central shaft is connected with the fixed disc through a bearing; a central gear is arranged on the central shaft through a key; a firs ball bearing is arranged in the middle of the Y-shaped fixing sheet; a driving shaft is arranged on the first ball bearing; the top end of the driving shaft is connected with the fixed disc through a bearing; a driving gear is arranged in the middle of the driving shaft through a key; the Y-shaped fixing sheet is evenly provided with three locating mechanisms; the top ends of the three locating mechanisms are connected with a movably disc; the middle of the movable disc is connected with the central shaft in a clearance fit mode. The three-linkage lifting locating device for lifting and locating the tea table can achieve lifting and locating functions with high precision, and has the advantages of being simple in structure, easy and convenient to operate, good in balance performance and height locating performance in the movement process, high in working efficiency and the like.
Owner:海太欧林集团华南有限公司

Air deflector connection rod drive structure, air supply device and air conditioner indoor unit

The invention relates to an air deflector connection rod drive structure, an air supply device and an air conditioner indoor unit. The air deflector connection rod drive structure comprises an air guide assembly, multiple rack connection rods, a drive rod and a drive motor, wherein the air guide assembly comprises multiple air deflectors, the air deflectors are rotationally connected to an air outlet of a shell, the multiple rack connection rods are arranged on one side of the air guide assembly and rotationally connected with the shell, one ends of the multiple rack connection rods are fixedly connected with rotating shafts of the multiple air deflectors in a one-to-one correspondence manner, the drive rod is formed in the manner that multiple connection rods of different lengths are sequentially hinged in an end-to-end manner through pin shafts, the other end of each rack connection rod is hinged to the corresponding pin shaft, the drive rod conducts displacement to enable the air guide assembly to be opened, so that the multiple air deflectors are mutually parallel, the drive rod conducts displacement to enable the air guide assembly to be closed, so that the multiple air deflectors are connected in an one-to-one abutting manner and form an arc structure flush with the side wall at the air outlet of the shell, and the drive motor is connected with one air deflector. By the adoption of the air deflector connection rod drive structure, it can be guaranteed that the operation manner of the air deflectors is not limited by the shape of the air outlet any more, and concentrated air supply of all the air deflectors is achieved.
Owner:GD MIDEA AIR-CONDITIONING EQUIP CO LTD +1

Turnover mechanism and detecting device for sectional material surface

The invention discloses a turnover mechanism. The turnover mechanism comprises a first driver and a clamping assembly; the first driver is provided with a first rotating shaft, and at least one groupof clamping group is fixed on the first rotating shaft; the clamping assembly is provided with a first clamping head and a second clamping head which are arranged opposite and parallel to each other,and a clamping space with an opening facing outwards is defined between the first clamping head and the second clamping head in a surrounding mode; and when the first driver drives the clamping assembly to rotate, the opening of the clamping space can be in a horizontal direction or a vertical direction. The first clamping head and the second clamping head are arranged opposite and parallel to each other, so that the stability of clamping turnover is kept, then a first straight line where the center line of a sectional material before overturning is located is arranged parallel to a second straight line where the center line of the sectional material after overturning is located, and the possibility that the two straight lines are crossed is greatly reduced. In addition, the invention further discloses a detecting device for a sectional material surface. The detecting device comprises a conveying mechanism, the turnover mechanism and a photographing device.
Owner:苏州优纳科技有限公司

Toothbrush hair planting machine manipulator

The invention relates to a toothbrush hair planting machine manipulator. The manipulator is ingenious in structure, convenient to operate and capable of saving costs and improving the toothbrush feeding reliability. The manipulator is used for sending toothbrushes to a toothbrush hair planting machine. The manipulator comprises a rack, a control system and a delivery system, a separation feeding system, a steering turnover system and a capturing transportation system which are arranged on the rack successively. The delivery system is used for delivering a plurality of toothbrushes which are arranged irregularly to the separation feeding system. The separation feeding system is used for delivering the toothbrushes to the steering turnover system one by one orderly. The steering turnover system comprises a U-shaped base and a delivery unit, a turning unit, a toothbrush turnover unit which are arranged on the base. The delivery unit comprises a synchronous belt which is used for delivering the toothbrushes separated by the separation feeding system, a plurality of tooth grooves for holding the toothbrushes are distributed uniformly in the two ends of the synchronous belt. By means of the manipulator, the work efficiency is improved, the toothbrush turning reliability is improved, and labor time is saved.
Owner:湖北瑞特威科技股份有限公司

Single pole assembly tool for immobilized and encapsulated post terminal and casting method for immobilized and encapsulated post terminal

The invention relates to a single pole assembly tool for an immobilized and encapsulated post terminal and a casting method for the immobilized and encapsulated post terminal. The single pole assembly tool for the immobilized and encapsulated post terminal comprises a wire outgoing base support frame. the wire outgoing base support frame is provided with an upper wire outgoing base positioning structure and a lower wire outgoing base positioning structure, wherein the upper wire outgoing base positioning structure and the lower wire outgoing base positioning structure are used for enabling an upper wire outgoing base and a lower wire outgoing base for the single pole assembly of the immobilized and encapsulated post terminal to meet a preset positional relationship. The single pole assembly tool further comprises a wire outgoing base connecting piece. The wire outgoing base connecting piece is provided with a fixation part fixedly connected with one of the upper wire outgoing base and the lower wire outgoing base, and a positioning part in axial and circumferential location fit with the other one of the upper wire outgoing base and the lower wire outgoing base. By using the above tool, the single-pole assembly of the above immobilized and encapsulated post terminal is prevented from relatively rotating or axially moving to cause the relative position change during the transferring and preheating process. Therefore, the assembling efficiency and the die-filling efficiency of the single-pole assembly of the immobilized and encapsulated post terminal are ensured. Meanwhile, the yield and the production efficiency of the immobilized and encapsulated post terminal are ensured. The cost is lowered.
Owner:HENAN PINGGAO GENERAL ELECTRIC CO LTD +2

Level set method for optimal design of fiber curve laying variable stiffness structure

The invention belongs to the related technical field of structural optimization design, and discloses a level set method for optimal design of a fiber curve laying variable stiffness structure, whichcomprises the following steps of: firstly, setting a series of design points and field center points in a structural design domain, constructing a vector field, and further solving an initial weight coefficient at each field center point; secondly, dividing a structural design domain into limited units, constructing a vector field according to the central points of the units and the central pointof the field, and describing the overall fiber angle layout by utilizing the tangential direction of a parameterized level set function; thirdly, establishing a unit stiffness matrix to solve an overall displacement vector and a target function value, and calculating the sensitivity of a target function about a design variable by taking a weight coefficient as the design variable and minimizing the flexibility as a design target; and secondly, repeatedly iterating after updating the design variable until an optimization termination condition is met. According to the method, the fibers can be parallel to each other, and the situation of fiber overlapping or gaps in the manufacturing process of the optimal structure is avoided.
Owner:HUAZHONG UNIV OF SCI & TECH

Inclined disc tool magazine

The invention provides an inclined disc tool magazine. The tool magazine comprises a tool magazine body; a support is welded at the bottom of the tool magazine body and is connected with a base; the tool magazine body comprises a central seat and tool rests; circular grooves are formed in the tool rests; tools are arranged in the circular grooves; clamping devices corresponding to all the circulargrooves are arranged on the central seat; two symmetric clamping rods of each clamping device are arranged on two sides of each circular groove, and ends, close to each other, of the clamping rods are arranged on the central seat through a rotating shaft; springs are arranged between the central seat and the tool rests; and symmetric sliding blocks are arranged between the springs and the centralseat. The inclined disc tool magazine is simple in structure and has the better tool changing effect on the machining tool having the certain inclination angle, the tool changing process is smooth, the stability is better, the precision is higher, the tools in the tool magazine are not prone to loosening, tool changing in the inclined state can be realized conveniently and quickly, the tool changing efficiency is improved, and the production cost is reduced.
Owner:TIANJIN ZHONGDA PRECISION MACHINERY

Double-pendulum three-dimensional laser cutting machine

The invention discloses a double-pendulum three-dimensional laser cutting machine, and belongs to the technical field of laser cutting. The double-pendulum three-dimensional laser cutting machine comprises a focusing mechanism, a first reflection mechanism, a second reflection mechanism and a cutting head. The focusing mechanism is located below a laser inlet, a focusing unit is arranged in the focusing mechanism, a following mechanism and a beam-focusing mechanism are arranged between the second reflection mechanism and the cutting head, the following mechanism is used for driving the beam-focusing mechanism and the cutting head to wholly move up and down, the beam-focusing mechanism is used for adjusting the direction of the light beam, and the laser beam is emitted out of the cutting head. The focusing unit, the following mechanism and the beam-focusing mechanism are arranged, and are matched to jointly adjust the focus point position of the laser beam, it is ensured that the focuspoint position is in the surface of a workpiece to be machined all the time, and the laser cutting is facilitated.
Owner:安徽斯塔克机器人有限公司

Pressure sensor patch pressurization device

InactiveCN108412867AAvoiding Zero Output InconsistenciesSimple structureCold pressureForce measurementTransverse planeEngineering
The invention discloses a pressure sensor patch pressurization device. The device comprises a base, two vertical plates are symmetrically arranged on the top wall of the base, the top ends of the twovertical plates are jointly provided with a transverse plate, a motor is arranged on the top wall of the transverse plate, a bevel gear is arranged at the driving end of the motor, the side wall of the bevel gear is meshed with a bevel gear rod, the bevel gear rod penetrates through the top wall of the transverse plate and extends to the lower side of the transverse plate, a trapezoid block is arranged at the bottom end of the bevel gear rod, a rotary groove is formed in the top of the trapezoid block, the bottom end of the bevel gear rod penetrates through the top wall of the trapezoid blockand extends into the interior of the rotary groove. According to the device, the structure is simple, the operation is convenient, by accurately controlling the pressure applied to a sensor patch, thesituation that zero-position output is inconsistent after the sensor patch is installed can be avoided, so that the sensor does not need to be corrected, and the cost output is saved.
Owner:江琴兰

Line spectrum confocal sensor system

The invention discloses a line spectrum confocal sensor system, which comprises a casing, and a light source assembly, an optical fiber assembly, a coupling optical fiber assembly, a beam splitter prism assembly, a dispersion mirror assembly and a spectrometer assembly which are arranged in the casing, wherein the dispersion mirror assembly comprises a dispersion mirror light path and a dispersion mirror frame for fixing the dispersion mirror light path; the dispersion mirror light path is used for carrying out axial dispersion on the modulation detection light; the dispersion mirror light path comprises a first lens group and a second lens group which are sequentially arranged from the object side of the dispersion mirror to the image side of the dispersion mirror, the first lens group is used for controlling the object side to be telecentric and carrying out preliminary dispersion on the modulation detection light, and the second lens group is used for controlling the image side to be telecentric and carrying out further dispersion on the modulation detection light. The long focal length of the first lens group and the short focal length of the second lens group are matched for controlling the zoom ratio between the object space of the dispersion lens and the mirror space of the dispersion lens, and the dispersion objective lens is designed into a double-telecentric structure, so that the consistency of the brightness and the precision of a measurement light spot projected on a measured object can be effectively ensured.
Owner:SEIZET TECH SHEN ZHEN CO LTD

Modularized disc screening equipment for municipal solid waste

The invention provides modularized disc screening equipment for municipal solid waste. The modularized disc screening equipment comprises multiple groups of modularized screening units which are detachably connected; each modularized screening unit comprises a square support, each square support is provided with adjusting bases, the adjusting bases are symmetrically arranged on the two sides, without through holes, of the corresponding square support, every two adjusting bases are provided with no more than five rollers which are detachably connected and evenly distributed, the rollers comprise driving rollers and driven rollers which are rotatably connected with the driving rollers through chains, multiple coaxial discs which are evenly distributed are detachably connected to each roller, and multiple disc bases which are evenly distributed are integrally formed on each roller. According to the modularized disc screening equipment for the municipal solid waste, devices with different sizes are selected for different using conditions, and therefore resource waste is reduced; by arranging the detachable discs, the service life of the equipment is prolonged, the structure is stable, replacement is convenient, the equipment can be used for screening of small devices, and the cost is reduced.
Owner:天津巨杉环境技术股份有限公司

Vibration resisting small carpentry edge polishing machine

The invention discloses a vibration resisting small carpentry edge polishing machine. The vibration resisting small carpentry edge polishing machine comprises a working platform. A limiting plate is arranged on one side of the working platform. A plurality of rotary balls are arranged on the limiting plate side by side. An arc opening is formed in the middle of the limiting plate. A rotary polishing head is arranged in the arc opening. A sidesway plate is arranged on the outer side of the limiting plate. The lower end of the sidesway plate is positioned at the working platform through a plurality of pulleys. An L-shaped baffle is arranged on one side of the sidesway plate. Push rods are rotatably connected with the outer side of the baffle. A push block is rotatably connected with the endsof the push rods. The lower end of the push block is connected with the working platform by a linear slide rail. A push air cylinder is connected with one side of the push block. Arc mounting holes are formed in the push block. The arc mounting holes are internally provided with locking assemblies matched with the push rods. The vibration resisting small carpentry edge polishing machine has the characteristics that working stability is high, and the edge polishing effect is excellent.
Owner:湖州欧宝木业有限公司

Material guiding device and production line

PendingCN108382814AOvercoming the defects of manual adjustmentReduce manpowerPackagingConveyor partsProduction linePulp and paper industry
The invention discloses a material guiding device. The material guiding device comprises a guiding unit, an adjusting unit and a driving unit; the guiding unit is used for adjusting the placing orderof products on a production line, and the products are adjusted to be in the same placing order after passing through product channels of the guiding unit; the adjusting unit is used for adjusting thechannel size of the product channels so as to adapt to the products with different size; and the driving unit is used for driving the adjusting unit to adjust the channel size of the product channels. The invention further discloses the production line comprising the material guiding device. According to the material guiding device and the production line, the size of the distance between the product channels can be automatically adjusted according to the size of the products, and therefore the step of manually adjusting the distance between the product channels can be reduced, the labor andtime consumption can be reduced, and meanwhile, the adjusting accuracy and convenience can be ensured.
Owner:SUZHOU INST OF INDAL TECH

A bridge-type laser embroidery all-in-one machine

A bridge-type laser embroidery all-in-one machine, which includes a body; a workbench, the workbench is installed on the base body, and an embroidery frame is arranged on the workbench; an embroidery beam is arranged on the embroidery beam There are several embroidery heads; a beam, the beam is supported on the base, and a guide rail is provided on the beam; a vibrating mirror cutting system, the vibrating mirror cutting system is movably installed on the guide rail, and the vibrating mirror cutting The system is located above the workbench, and the vibrating mirror cutting system can move along the guide rail. Since the supporting vibrating mirror system and the embroidery system are directly or indirectly fixed on the base body, the beam of the vibrating mirror system can be guaranteed after the assembly of the whole machine is completed. Parallel to the beam of the embroidery system.
Owner:WUHAN GOLDEN LASER

Zero position calibrating device for steel tape

PendingCN106440988AEasy to observe and readMeet applicable job requirementsMeasuring tapesEngineeringMicroscope
The invention relates to the field of metering calibrating devices, especially a zero position calibrating device for a steel tape. The device comprises a substrate, and a side end part in the upper end face of the substrate is vertically provided with a limiting plate which is perpendicular to the substrate. The interior of the end face, located at an inner side of the substrate, of the limiting plate is provided with a tape hook internal size limiting block, a tape hook external size limiting block and a depth measurement tape head limiting block at intervals in a parallel manner, and the tape hook internal size limiting block, the tape hook external size limiting block and the depth measurement tape head limiting block are respectively used for limiting the hook of a steel tape and the body of a depth measurement ruler. The interior of the upper end face of the other side end part of the substrate is fixedly provided with a scale board, and the edge, located at a side of the scale board, of the substrate is provided with a microscope holder. The interior of the microscope holder is movably provided with a reading microscope, and the reading microscope is installed at a corresponding position above the scale board.
Owner:TIANJIN INST OF METROLOGICAL SUPERVISION & TESTING

Solid-sealed pole monopole assembly assembly tooling and solid-sealed pole casting method

The invention relates to a solid-sealed pole monopole assembling tooling and a solid-sealed pole pouring method. Solid-sealed pole monopole assembly and assembly tooling, including the outlet seat support frame, which is equipped with an upper outlet seat for the upper outlet seat and lower outlet seat of the solid-sealed pole monopole assembly to meet the set position relationship. structure and the positioning structure of the lower outlet seat; it also includes an outlet seat connector, the outlet seat connector has a fixing part for being fixedly connected with one of the upper outlet seat and the lower outlet seat and is used for connecting with the upper outlet seat and the lower outlet seat Another positioning part of the seat is positioned and matched in the axial direction and the circumferential direction. The above-mentioned tooling can avoid the relative position change caused by relative rotation or axial movement of the monopolar assembly of the embedded pole during the transfer and preheating process, thereby ensuring the assembly efficiency, molding efficiency and solidity of the monopolar assembly of the embedded pole. The qualified rate and production efficiency of the sealed pole are beneficial to reduce the cost.
Owner:HENAN PINGGAO GENERAL ELECTRIC CO LTD +2

Size-adjustable pressurizing, fixing and centering device and centering method

The invention discloses a size-adjustable pressurizing, fixing and centering device and a centering method and belongs to the field of sample pretreatment. The centering device comprises a base and centering clamping plate units, centering guide grooves are arranged on the surface of the base, the two centering clamping plate units are slidably connected onto the centering guide grooves, two baffle plates are parallelly arranged on two sides of each centering guide groove, and fastening screws are arranged on the baffle plates. Certain contact pressure can be generated between sample pieces through the baffles and the fastening screws arranged on the two sides of the centering guide grooves, and good contact between the sample pieces is guaranteed; the two centering clamping plate units can do relative motion in the groove direction of the centering guide grooves, and therefore the centering clamping plate units can adapt to centering, pressurizing and fixing of sample pieces of different sizes by adjusting the sliding positions of the two centering clamping plate units on the centering guide grooves. The device is simple in structure, easy to operate and high in practicability.
Owner:XI AN JIAOTONG UNIV

Disinfection equipment used for needle assembly, having classification structure and convenient to store

The invention relates to disinfection equipment used for needle assembly, having a classification structure and convenient to store. The disinfection equipment comprises a base and a disinfection cabinet; a frame is fixed to the top part of the upper end of the base; moreover, one side of the frame is provided with a high-temperature bin, and the other side of the frame is provided with the disinfection cabinet; a sealing ring is attached to the outer wall of the high-temperature bin; hinges are distributed on the periphery of the disinfection cabinet; moreover, the other ends of the hinges are provided with door bodies correspondingly; one side of the upper end of the frame is provided with a fixed cabinet; a heating mechanism is distributed inside the fixed cabinet; and a storage mechanism is arranged inside the high-temperature bin. Compared with the prior art, the disinfection equipment has the beneficial effects that a steam connecting pipeline is distributed vertically; when a needle needs to be disinfected at high temperature by a user, the user can introduce high-temperature steam into a connector from the steam connecting pipeline in a pressurization manner; the high-temperature steam is sprayed from a nozzle, and the high-temperature gas emits high temperature, so that the needle is disinfected and sterilized.
Owner:DONGGUAN RONGGONG AUTOMATION TECH CO LTD

Special-shaped part feeding and shaping mechanism

The invention provides a special-shaped part feeding and shaping mechanism, and belongs to the technical field of automatic feeding. The mechanism comprises saw tooth feeding assemblies, a linkage assembly and a driving mechanism, wherein the saw tooth feeding assemblies comprises fixed racks and movable racks, a plurality of first helical teeth and a plurality of second helical teeth are arrangedat the upper ends of the fixed racks and the movable racks respectively, the first helical teeth and the second helical teeth are arranged in a staggered manner, the plurality of saw tooth feeding assemblies are arranged in parallel, height differences corresponding to the workpiece profile are arranged between the plurality of saw tooth feeding assemblies, the linkage assembly is used for connecting all movable racks in series, and the driving mechanism is connected with the linkage assembly and is used for driving all the movable racks to synchronously move up and down relative to the fixedracks. The mechanism has the advantages of being reliable in work.
Owner:宁波久荣液压器材有限公司

Axis angle adjustable jacking device for aircraft and assembling method of axis angle adjustable jacking device

The invention belongs to the field of aviation rescue, and relates to jacking equipment for aircrafts, in particular to an axis angle adjustable jacking device for an aircraft and an assembling method of the axis angle adjustable jacking device. The axis angle adjustable jacking device comprises a height adjusting assembly and an angle adjusting assembly, the height adjusting assembly is used for adjusting the horizontal height, and the angle adjusting assembly is used for adjusting the swing angle of a connecting line from bottom to top relative to the horizontal plane; the height adjusting assembly and the angle adjusting assembly both are air bags, the multiple air bags are stacked in the longitudinal direction, the air bag located on the bottom layer is the angle adjusting assembly, and the multiple air bags located on the bottom layer are the height adjusting assembly. The connecting lines of the plurality of air bags from the bottom to the top are positioned in the same straight line; the air bags are arranged in groups, each group comprises a plurality of air bags which are distributed in rows and columns, and the air bags in the same group are uniformly spaced to form air bag layers respectively; and the number of the air bags in each air bag layer from bottom to top is consistent.
Owner:航大联合航空设备有限公司

Front fork lining reaming machine

The invention relates to a front fork bushing reaming machine which consists of a bracket, a worktable arranged on the bracket, a cutter rotatably arranged on the worktable and with an axial lead parallel to the worktable, a first lead rail fixedly arranged on the worktable, and a workpiece fastening mechanism glidingly arranged on the first lead rail. When reaming is carried out to the front fork bushing, owing to an arc slot arranged on a strutting piece and the positioning of the center of the vertical section of each arc slot on an extension line of the axial lead of the cutter, a standpipe fixed on the cutter can be reamed by the cutter only by pushing the workpiece fastening mechanism on the first lead rail; after one standpipe is processed, an alcula fastening seat on a second lead rail is slided to process a second standpipe; as the extension direction of the second lead rail is vertical to the extension direction of the first lead rail, not only the axial leads of the axle holes of the two standpipes of the fork bushing are guaranteed to be parallel to each other, but also the reaming simultaneously to the two standpipes is not needed; and the cost is low.
Owner:庄添财

A calibrating device used for optical imaging equipment

ActiveCN107121750AAvoid affecting the performance of the experimentReduce refractionMountingsEngineeringLight transmission
The invention discloses a calibrating device used for optical imaging equipment. The device comprises a pedestal. A first fixing frame, a second fixing frame and a third fixing frame are arranged in order from the left to the right on the pedestal; a first light transmission mirror is arranged on the inner side of the first fixing frame, and the inner side of the second fixing frame is provided with a second light transmission mirror; the third fixing frame is provided with an imaging device; the first light transmitting mirror is hinged with the first fixing frame through rotating shafts arranged on both sides thereof, and the two rotating shafts respectively penetrate through the both sides of the first fixing frame and are fixedly connected with a regulating plate; and the outer surface of the regulating plate is provided with regulating holes; and a horizontal adjusting device is arranged on the left side of the first fixing frame. According to the invention, the horizontal adjusting device and a vertical adjusting device can be respectively fixed in the horizontal direction and vertical direction of the equipment after equipment adjustment. Through cooperative usage between the devices, a mutually parallel relation of the equipment can be kept, and influences to experiment effects are avoided.
Owner:陈超
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