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37results about How to "Play a role in strengthening the fixation" patented technology
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Wind power bird expelling apparatus and bird expeller
The invention discloses a wind power bird expelling apparatus and a bird expeller, and belongs to the field of the bird expeller. The wind power bird expelling apparatus comprises a supporting frame,a rotary frame and a supporting connecting base; reflectors are arranged on the rotary frame; the supporting connecting base comprises a clamping base, a first clamping part and a second clamping part; the first clamping part and the second clamping part are arranged on one side of the clamping base side by side; the second clamping part is provided with a prop-up bolt; the prop-up bolt is provided with a pressing part capable of propping steel angle; and one longitypical part of the steel angle can be clamped between the first clamping part and the second clamping part while the other longitypical part can be clamped between the end parts of a first check block and the second clamping part. According to the bird expeller, each reflector is semispherical. The wind power bird expelling apparatus, by virtue of the first clamping part and the second clamping part, can be fixed on the steel angle of a power transmission line tower more stably and firmly, is not damaged easily under relatively strong wind force, and can play a bird expelling effect more continuously; and the bird expeller not only can reduce resistance in rotation, but also can be mounted on the power transmission linetower more firmly.
Owner:JIANGXI ELECTRIC VOCATIONAL & TECHN COLLEGE +1
High-precision positioning and direction-finding receiver
ActiveCN107976693AEasy to disassemble for cleaningShorten the timeSatellite radio beaconingEngineeringRadiation
The present invention discloses a high-precision positioning and direction-finding receiver. The receiver comprises a base plate and a signal terminal and a body which are formed by employing an integrated forming mechanism, a heat radiation rack is sleeved on the body, a plurality of heat radiation fins are equidistantly clamped on the heat radiation rack, two nuts are symmetrically installed onthe heat radiation rack, each nut is in threaded connection with one bolt, the portion, located in the heat radiation rack, of each bolt Is rotationally connected with a first fixture block employingan arc structure, the heat radiation rack is fixed on the body through the first fixture block, two receiving grooves are symmetrically arranged on the body, the inner wall of the bottom end of each receiving groove is rotationally connected with one pedal, and the inner wall of the upper end of each receiving groove is provided with one first cavity. The high-precision positioning and direction-finding receiver is stable in structure, simple to operate, scientific and reasonable in design, short in production cycle, low in manufacturing cost, good in heat radiation performance, convenient todisassemble and assemble and convenient to be fixed on the ground, can save a lot of time and energy of workers, deserves to be popularized.
Owner:CHONGQING AOBIN SCI & TECH CO LTD
Device for automatically pulling and installing vibration reduction pad for pipe plate
ActiveCN104647280ALow costSave human effortMetal working apparatusMetal-working hand toolsEngineeringAssembly structure
The invention discloses a device for automatically pulling and installing a vibration reduction pad for a pipe plate. The device comprises a horizontal base, a pulling and installing device and a pipe plate positioning device, wherein the pulling and installing device and the pipe plate positioning device are sequentially arranged on the base from the left side to the right side, the pulling and installing device comprises a horizontal air cylinder stretching structure and an assembly structure fixedly connected with the right end of the air cylinder stretching structure, the pipe plate positioning device comprises a product support plate and a pipe plate positioning block, the product support plate is horizontally and fixedly arranged on the upper surface of the right end of the base, the pipe plate positioning block is next to the left side of the product support plate and is directly arranged on the base, two identical through holes are formed in the pipe plate positioning block in the vertical direction, and the assembly structure is movably connected with the through holes. Compared with the original method of manually pulling and installing the vibration reduction pad into a pipe plate hole, the device for automatically pulling and installing the vibration reduction pad for the pipe plate designed by the invention has the advantages that the labor is saved, the work efficiency is improved, in addition, the pulling and installing quality is good, the damage cannot easily occur, and the cost of enterprises is reduced.
Owner:江苏通顺动力科技有限公司
Spine fixing device
The invention provides a spine fixing device, and belongs to an orthopaedic implant. The spine fixing device comprises a bone plate and screws. The screws and nail holes of the bone plate are used in cooperation for fixing the bone plate. When the bone fixing device is used, the screws penetrate through the nail holes to fix the bone plate to a bone, operation is easy, fixing is firm, and healing of the bone is facilitated.
Owner:BEIJING NATON TECH GRP CO LTD +2
T-row transfer frame fixture
InactiveCN103523649AThe T-row support frame is firmEasy to transportLoad-engaging elementsEngineeringMechanical engineering
Owner:YINGDU BRIDGE STEEL STRUCTURE ENG
Dust removal equipment with high efficiency and strong purification effect
InactiveCN109603401AGuaranteed filtration and purification effectImprove densification performanceCombination devicesEngineeringGas chamber
The invention discloses dust removal equipment with high efficiency and a strong purification effect. The dust removal equipment comprises a housing, a control device and a gas collection chamber; a rotating mechanism is arranged in the housing, the rotating mechanism is composed of an inner rotating mechanism and an outer rotating mechanism, an external gas chamber is formed between the outer rotating mechanism and the housing, an internal gas chamber is formed between the outer rotating mechanism and the inner rotating mechanism, gas introduction plates, rotating wheels and partition platesare arranged at the bottom of the external gas chamber, a first filter mechanism is arranged on a bottom isolation wall between the external gas chamber and the internal gas chamber, and a second filter mechanism is further arranged at the top of the housing. The dust removal equipment is high in dust removal efficiency and good in purification effect, is stable in use quality and has great marketcompetitiveness.
Owner:合肥俄弈电器有限公司
Mounting device of vacuum heat-insulating plate (ZKB)
InactiveCN104047371AInlaid surface is smooth and beautifulReduce thicknessWallsClimate change adaptationEngineeringVacuum insulated panel
The invention discloses a mounting device of a vacuum heat-insulating plate (ZKB). The mounting device comprises a columnar anchoring component, an anchoring screw and an expansion bolt, wherein the columnar anchoring component is arranged on the vacuum heat-insulating plate (ZKB); an anchoring hole penetrates through the center of the anchoring component; the anchoring screw can be screwed into the expansion bolt; the expansion bolt can penetrate through the anchoring hole; a conical groove is formed in one end of the anchoring hole in the anchoring component; the size of the conical groove is equal to that of the head of the anchoring screw; the lengths of the anchoring screw and the expansion bolt are greater than the thickness of the vacuum heat-insulating plate (ZKB). The mounting device disclosed by the invention is simple in using operation and firm in mounting, after mounting, a wall surface is flat, building mortar is saved, and the thickness of a plaster coating is reduced.
Owner:QINGDAO ZHONGTUO PLASTIC
Horizontal-type multi-cutter-location numerical control lathe based on precise distance machining
ActiveCN111136289AAchieve short distance movementHigh precisionFeeding apparatusTool holdersNumerical controlTool bit
Owner:南京泰宇数控设备制造有限公司
Coal slime forming equipment for coal processing
InactiveCN112495513APlay a role in strengthening the fixationAvoid vibrationGrain treatmentsDrive motorMining engineering
The invention discloses coal slime forming equipment for coal processing, and belongs to the technical field of coal processing equipment. The coal slime forming equipment comprises a base. Through the arrangement of a driving mechanism and a screen plate, an output shaft of a driving motor drives a half gear to rotate, the rotation of the half gear drives a first toothed plate to move, the movement of the first toothed plate drives a sliding plate to downwards compress a spring, when teeth of the half gear are separated from the first toothed plate, a counter-acting force generated by contraction of the spring pushes the sliding plate to move upwards, so that the sliding plate moves up and down in a reciprocating manner, the sliding plate moves to drive a second toothed plate to move, thesecond toothed plate moves to drive a driving gear to rotate, the driving gear rotates to drive a rotating rod to rotate, the rotating rod rotates to drive a breaking hammer to strike coal slime at the top of a supporting base through a connecting rod, so that the coal slime is broken, the broken coal slime falls onto the surface of the lower screen plate, and an output shaft of a vibration motordrives the screen plate to vibrate through a supporting plate to screen the coal slime.
Owner:李莉
Automobile body front end frame
ActiveCN108438057AReduce shockPlay a role of buffer protectionSuperstructure subunitsPropulsion coolingWater tanksAerospace engineering
The invention discloses an automobile body front end frame which comprises an upper crossbeam. A left front longitudinal beam and a right front longitudinal beam are symmetrically arranged at the lower end of the upper crossbeam. An intermediate crossbeam is fixed between the left front longitudinal beam and the right front longitudinal beam. Water tank supports are fixed between the intermediatecrossbeam and a lower crossbeam. The position of a water tank is fixed through water tank fixed supports. Water tank movable supports are installed on the periphery of the water tank through springs.When a collision happens, impact force of the left side and the right side is effectively buffered through sliding of the water tank movable supports and elastic connection of the springs and cannot directly act on the water tank, and the impact on the water tank is attenuated. An engine hood lock frame is fixed between the upper crossbeam and the intermediate crossbeam and reinforced and fixed through buffering supports. Meanwhile, when an engine hood is closed, direct impact conducted by the engine hood to the engine hood lock frame can be effectively buffered through hydraulic buffers on the buffering supports, and the engine hood lock frame is prevented from deforming due to the impact.
Owner:SHANDONG VOCATIONAL COLLEGE OF SCI & TECH
Inflatable wall
PendingCN108952310AAvoid damagePlays the role of heat insulation and wind and rain protectionTents/canopiesAnimal housingTransmittanceEngineering
The invention relates to the field of animal husbandry equipment, in particular to an inflatable wall. The inflatable wall comprises light-transmitting inflatable bags, inner protection rods, outer protection rods, an inflatable device, a left end protection box and a right end protection box, wherein the light-transmitting inflatable bags are arranged at a hole of the wall, and the left end protection box and the right end protection box are located at the two ends of the inflatable bag and fixedly connected with the wall; the inner protection rods and the outer protection rods are evenly andoppositely arranged in the extending direction of the hole of the wall; the upper ends of the inner protection rods and the outer protection rods are fixedly connected with a steel roof truss, and the lower ends of the inner protection rods and the outer protection rods are fixedly connected with a lower wall; plastic brackets are mounted at the positions, between the inner protection rods and the outer protection rods, of the upper ends and the lower ends correspondingly; the inflatable bags are arranged between the inner protection rods and the outer protection rods; the inflatable device comprises inflatable boxes mounted on the left end protection box and the right end protection box, air pumps arranged in the inflatable boxes, and air pipes communicating with the air pumps and the inflatable bags; and air inlets are formed in the bottoms of the inflatable boxes. The inflatable wall is simple in structure, convenient to operate, reliable in using, high in light transmittance and capable of saving energy sources, and the size of an opening can be adjusted according to the need.
Owner:天津中博农畜牧设备科技有限公司
Optical cable guiding device
ActiveCN105305329AAdapt to exercisePrevent jumpingApparatus for laying cablesEngineeringOptical fiber cable
The invention relates to an optical cable guiding device, and aims at providing the guiding device which can be used to lay optical cables horizontally to adapt to movement an underwater robot. The optical cable guiding device comprises a support (1), two external side plates (2) are fixed on the support, multiple horizontal rollers are mounted between the external side plates rotationally, a connecting line among the axial centers of the horizontal rollers is a curve, a curved plate (4) is arranged under the horizontal rollers and fixed between the two external side plates, pairs of vertical rollers (5) that are arranged separately are arranged between adjacent horizontal roller respectively, the vertical rollers and the horizontal rollers form an optical cable channel, the distance between the two vertical rollers, that are arranged between two adjacent horizontal rollers, equals the width of the optical cable channel, and the width of the optical cable channel increases gradually.
Owner:HUBEI OCEAN ENG EQUIP RES INST CO LTD
Organic fertilizer fermentation chamber utilizing new energy
PendingCN113200772APlay a role in strengthening the fixationTurn easilyBio-organic fraction processingOrganic fertiliser apparatusNew energyAgricultural engineering
The invention provides an organic fertilizer fermentation chamber utilizing new energy, relates to the technical field of fermentation chambers, and aims at solving the problems that when an existing new energy organic fertilizer fermentation chamber is used, fertilizer turning is strenuous, a fertilizer cannot be conveniently jacked and turned over, and the ventilation and oxygen supply effects cannot be promoted while the fertilizer is turned over. The fermentation chamber comprises a main body. The main body is an organic fertilizer fermentation chamber body, and the main body is of a rectangular structure with a convex middle part. A top piece is installed at the top end of the main body, and the interior of the top piece communicates with the interior of the main body through a round hole. When the organic fertilizer is turned, ventilated and supplied with oxygen, a switch of an electric cylinder can be turned on, so that the electric cylinder can push the top plate to move upwards, then an insertion rod can drive a top block to be inserted into the round hole of the top piece, and the organic fertilizer is jacked up and turned. Meanwhile, if there is wind outdoors, the air can be guided by a guide piece, and then enters through the round hole of the top plate and the inner hole of the insertion rod, so that ventilation and oxygen supply can be conveniently performed on the organic fertilizer.
Owner:秦建军
Pot possessing composite bottom and its processing technology
InactiveCN100423673CEven by forceSolve desolderingCooking-vessel materialsThermal dilatationEngineering
The compound bottom pot and its making process belongs to the field of cooking utensil technology. The compound bottom pot includes one pot body and one heat homogenizing pan outside the pot bottom, and features that the heat homogenizing pan is compounded to the pot bottom through the first riveting and the subsequent brazing with one riveting device. Owing to the combined riveting and welding, the present invention can avoid the cracking and sealing off caused by different expansion coefficients. Compared with available technology, the present invention has the advantages of simple technological process, low cost, firm connection of the compounding pot bottom, homogeneous heating, etc.
Owner:山东多星电器有限公司
Method for preparing concrete by using reinforced recycled aggregate and application thereof
PendingCN114409291AReduce porosityImprove compactnessSolid waste managementStructural engineeringUltimate tensile strength
The invention provides a method for preparing concrete from recycled aggregate. The method comprises the following steps: S1, preparing the recycled aggregate, and sorting to obtain coarse aggregate and fine aggregate; s2, preparation of recycled coarse aggregate: preparing a modified solution, and stirring and spraying the coarse aggregate to obtain the recycled coarse aggregate; s3, preparation of recycled fine aggregate: removing mortar attached to the surface of the fine aggregate in a water washing manner to obtain the recycled fine aggregate; s4, determining the use amount of the recycled coarse aggregate, and ensuring that the crushing index meets the corresponding design requirement; s5, determining the use amount of the recycled fine aggregate, and ensuring that the compressive strength ratio of the mortar in 28d meets the corresponding design requirement; s6, designing and preparing concrete ingredients, and ensuring that the strength and slump of the prepared recycled aggregate concrete can meet design requirements according to the design strength of the recycled aggregate concrete needing to be prepared, and the method has the characteristic that the use amount of natural aggregate is reduced on the premise that the aggregate is modified and performance indexes are not reduced.
Owner:沧州禹道建设工程有限公司
Plywood single-layer veneer production line
ActiveCN108890806AReduce liquidityAvoid large areas of sheddingPlywood pressesVeneer pressesCold airProduction line
A manufacture line of plywood single layer veneer is disclose, Breaking through the traditional structure of single-layer veneer hot press, In the actual working process, under the control of the master controller, the veneer production section performs veneer operation on the template blank, and then the continuous veneer template is cut into veneer die plates by the cutting production section, and then the veneer die plates are conveyed to the horizontal hot-pressing forming device by the conveying production section for hot-pressing molding. An upper elastic seal plate and a low elastic sealing plate cooperate with that two seal baffles to realize that the area between the inner circular arc-shaped cooling plate and the fix glue mesh layer is a closed area filled with cold air, therebyremarkably improving the cooling effect of glue and saving energy. Compared with the prior art, the plywood monolayer veneer production line of the invention can smoothly realize the monolayer veneerand hot pressing molding of the template blank continuously, has high mechanization degree, and has higher strength of the finished veneer plywood.
Owner:漳州鑫华成机械制造有限公司
Optical Cable Guide
ActiveCN105305329BAdapt to exercisePrevent jumpingApparatus for laying cablesChannel widthOptical fiber cable
The invention of the optical cable guide device relates to a device for guiding optical cables. The purpose of the utility model is to provide an optical cable guiding device capable of horizontally laying the optical cable to adapt to the movement of the underwater robot. The optical cable guiding device of the present invention includes a bracket (1), on which two outer plates (2) are fixed, and a plurality of horizontal rollers (3) are rotatably installed between the two outer plates. The connecting line is a curve, and a curved panel (4) is provided under the horizontal roller, and the curved panel is fixed between the two outer panels, and a pair of vertical rollers (5) arranged at intervals are arranged between two adjacent horizontal rollers. , the vertical roller and the horizontal roller form the optical cable channel, the distance between the two vertical rollers between two adjacent horizontal rollers is the width of the optical cable channel, and the width of the optical cable channel becomes larger gradually.
Owner:HUBEI OCEAN ENG EQUIP RES INST CO LTD
Safety mark warning device
InactiveCN107993564APlay the role of anti-slip and anti-shockPlay a role in strengthening the fixationSignsUltimate tensile strengthReliability engineering
A safety mark warning device comprises a safety mark bearing column body, a safety mark installation base, a safety mark fixing sleeve, a safety mark placing plate, a placing plate reinforcing assembly and an installation base anti-skid assembly, wherein one end of the safety mark bearing column body is mounted on the safety mark installation base, one end, away from the safety mark installation base, of the safety mark bearing column body is sleeved with the safety mark fixing sleeve, the safety mark placing plate is mounted on the safety mark fixing sleeve, and the placing plate reinforcingassembly is connected between the safety mark placing plate and the safety mark bearing column body. According to the safety mark warning device, the safety mark bearing column body, the safety mark installation base, the safety mark fixing sleeve, the safety mark placing plate, the placing plate reinforcing assembly and the installation base anti-skid assembly are arranged, the fixing action to the safety mark placing plate is realized in the reinforcing fixing manner of a reinforcing locating block, a first reinforcing connection rod and a second reinforcing connection rod, the structure strength can be enhanced, and the tilting resistance is improved.
Owner:董柳凤
A rubber water stop
InactiveCN110453794BEasy dockingPlay a role in strengthening the fixationBuilding insulationsWater stopButt joint
Owner:南京幸庄科技创新产业园管理有限公司
Refrigerator door handle, door body and installation method
ActiveCN112797695BReduce overall man-hoursIncrease productivityLighting and heating apparatusDomestic refrigeratorsIceboxStructural engineering
The invention discloses a refrigerator door handle, a door body and an installation method, and relates to the technical field of refrigerator doors. The present invention comprises a handle body; the handle body is assembled on the door lining of the door body; the handle body is a hollow tongue-shaped protruding body; the handle body includes a fixed part, a fitting part and a protruding part arranged in sequence; And the fitting part is fixed in the door lining; the protruding part protrudes from the outer edge of the door lining; the fixing part includes a base; at least two positioning holes are opened on the upper surface of the base, and a positioning hole is concentrically arranged at the bottom opening of the positioning hole. ring; the bottom of the base is provided with limiting ribs; the limiting ribs are respectively fixed to the sides of the positioning ring; the inner surface of the positioning ring and the upper and lower surfaces of the base are contacted and filled with the foaming liquid, and are subjected to pressure after curing. Through the functions of the handle body, the door lining, the hollow cylinder and the limiting ribs, the present invention solves the problems that the existing handle body is easy to loosen and fall off, resulting in poor heat insulation performance and easy condensation.
Owner:CHANGHONG MEILING CO LTD
Split type connecting rod
InactiveCN105862216APlay the role of initial connectionPrevent slippageHealdsOther shedding mechanismMechanical engineeringEngineering
The invention relates to a split type connecting rod which can be connected by using hooks and bolts and is simple in procedure. The split type connecting rod structurally comprises a rod body and a rod head, wherein a first boss and a second boss are respectively arranged on a connecting surface of the rod body and the rod head; connecting blocks are both transversely arranged on the inner surfaces of the first boss and the second boss; bulges which are hooked mutually are arranged on the connecting blocks; the first boss and the second boss are connected with each other by first transverse fastening bolts; first screw holes are vertically formed in the first fastening bolts; second screw holes are vertically formed in the connecting blocks; second fastening bolts are screwed in the first screw holes and the second screw holes. The split type connecting rod is simple in structure, convenient to use and applicable to multiple spinning machines.
Owner:JIANGSU GOLD IRON MAN AUTOMATION TECH
Smooth plywood single-layer veneer production line
ActiveCN109049170AReduce liquidityAvoid large areas of sheddingPlywood pressesVeneer pressesCold airProduction line
The invention provides a smooth plywood single-layer veneer production line. The structure form of a traditional single-layer veneer hot press is broken through, in the actual working process, under control of a master controller, a veneer production section conducts veneer operation on a mold plate blank, then, a continuous veneer mold plate is cut into veneer mold plate blocks through a cuttingproduction section, and the veneer mold plate blocks are conveyed by a conveying production section to a horizontal hot pressing forming device for hot pressing forming. An upper elastic sealing plate, a lower elastic sealing plate and two sealing baffles cooperate so that the zone between an inner circular-arc-shaped cooling plate and a solid glue net layer can be a sealed zone filled with cold air, the glue cooling effect can be remarkably improved, and energy resources are saved. Compared with the prior art, the smooth plywood single-layer veneer production line can conduct continuous and smooth single-layer veneer and hot pressing forming on the mold plate blank, the degree of mechanization is high, and the strength of a finished veneered plywood product is higher.
Owner:漳州鑫华成机械制造有限公司
Reinforcing plate
The invention discloses a reinforcing plate. The reinforcing plate comprises a body. The body comprises a first reinforcing portion, a second reinforcing portion and a third reinforcing portion; a first connection cylinder and a second connection cylinder are arranged at the end, away from the second reinforcing portion, of the first reinforcing portion; a third connection cylinder is arranged at the end, away from the second connection portion, of the third reinforcing portion; a fourth connection cylinder is arranged at the end, close to the third reinforcing portion, of the second reinforcing portion; the connection cylinders are in interference fit with connection holes formed in a part to be reinforced. The reinforcing plate has the beneficial effects that the reinforcing plate is low in mass, good in reinforcing effect and not prone to loosening after being used for a long time.
Owner:南通讯华科技有限公司
Refrigerator door handle, door body and mounting method
ActiveCN112797695AReduce overall man-hoursReduce other consumablesLighting and heating apparatusDomestic refrigeratorsIceboxStructural engineering
The invention discloses a refrigerator door handle, a door body and a mounting method, and relates to the technical field of refrigerator doors. The refrigerator door handle comprises a handle body; the handle body is assembled on a door lining of the door body; the whole handle body is a hollow tongue-shaped extension body; the handle body comprises a fixing part, a penetrating and matching part and an extending-out part which are arranged in sequence; the fixing part and the penetrating and matching part are fixed in the door lining; the extending-out part extends out of the outer edge of the door lining; the fixing part comprises a base; at least two positioning holes are formed in the upper surface of the base, and positioning rings are concentrically arranged at openings in the bottoms of the positioning holes; limiting ribs are arranged at the bottom of the base; the limiting ribs are fixed to the circumferential side face of the positioning rings; and the inner surfaces of the positioning rings and the upper and lower surfaces of the base are in contact with foaming liquid for filling and bear pressure after curing. Through the effects of the handle body, the door lining, a hollow cylinder and the limiting ribs, the problems that an existing handle body is prone to loosening and falling off, the heat insulation performance is poor, and condensation is prone to occurring are solved.
Owner:CHANGHONG MEILING CO LTD
Precast pile
PendingCN111395379AReduce the application timeReduce complexityBulkheads/pilesBridge engineeringArchitectural engineering
The invention relates to the technical field of bridge engineering, in particular to a precast pile. The precast pile comprises a first pile foundation and a second pile foundation which are sequentially arranged in the vertical direction, an inserting piece is arranged at one end of the first pile foundation, a groove matched with the inserting piece is formed in one end of the second pile foundation, and the inserting piece extends into the groove so as to enable the first pile foundation and the second pile foundation to be connected. The provided precast pile has the beneficial effects that the on-site construction quality is easy to control, and the on-site construction time is easy to shorten.
Owner:BEIJING MUNICIPAL ENG PROFESSIONAL DESIGNINST
A kind of anti-collision and fall-off wood-plastic decorative line
ActiveCN111139997BMeet the needs of useFlexible and stable structureBuilding constructionsStructural engineeringMechanical engineering
Owner:颍上县方圆新材料有限公司
A car body front frame
ActiveCN108438057BReduce shockPlay a role of buffer protectionSuperstructure subunitsPropulsion coolingAgricultural engineeringWater tanks
Owner:SHANDONG VOCATIONAL COLLEGE OF SCI & TECH
Wind bird repellent device and bird repellent
Owner:JIANGXI ELECTRIC VOCATIONAL & TECHN COLLEGE +1
A Horizontal Multi-Cutter CNC Lathe Based on Precision Machining
ActiveCN111136289BAchieve short distance movementHigh precisionFeeding apparatusTool holdersNumerical controlTool bit
Owner:南京泰宇数控设备制造有限公司
A spinal fixation device
Owner:BEIJING NATON TECH GRP CO LTD +2
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