67results about How to "Reduce mechanical damage" patented technology

An apple picking robot based on a rope-driven actuator relates to the technical field of agricultural picking equipment and comprises a picking assembly and a collecting assembly which are arranged on a base. The picking assembly comprises a mechanical arm and a rope-driven actuator, the rope-driven actuator comprises a connecting base, a mechanical claw, a restraining plate, a first restoring spring and a first driving rope, the mechanical claw comprises three grabbing fingers, one ends of the grabbing fingers are rotationally connected with the connecting base, the other ends of the grabbing fingers are used for grabbing fruits, arc-shaped parts are arranged in the middles of the grabbing fingers, and restraining holes are formed in the restraining plate; the restraining holes are matched with the arc-shaped parts in a one-to-one correspondence mode, the first restoring spring is arranged between the connecting base and the restraining plate, and one end of the first driving rope is connected with the restraining plate. The collecting assembly comprises a following collecting device and a position adjusting device. By applying the automatic apple picking machine, the problems that manual apple picking is high in cost, low in efficiency, high in time consumption and prone to damaging apples, and existing automatic picking equipment is heavy in structure, poor in flexibility, low in synergism, prone to damaging the apples, poor in adaptability to complex orchard environments and the like can be solved.

The utility model discloses a kind of peanut seeding devices for agricultural machinery, including carrier structure, which is dragged forward by agricultural machinery, ditching device, the ditching device is installed at the bottom of the carrier structure, and the ditching device is provided with more than one, seeding mechanism, the seeding mechanism is installed by the carrier structure, the seeding mechanism corresponds to the ditching device, and the seeding mechanism spreads seeds into planting groove opened by the ditching device;Soil covering mechanism, the soil covering mechanism is installed by the carrier structure, and the soil covering mechanism re-enters planting groove into soil that ditching device pushes away;The device advances in the form of dragging, and high-efficiency seeding can be realized.

The fruit and vegetable cleaning device comprises a liquid storage assembly, a liquid conveying channel and a cleaning assembly which are sequentially communicated in the liquid flowing direction, a liquid storage box of the liquid storage assembly is divided into a clear water storage cavity and a color protection liquid storage cavity which are adjacently arranged by a partition plate, and the clear water storage cavity and the color protection liquid storage cavity are highly integrated in structure. The liquid conveying channel comprises a first liquid conveying pipe, a second liquid conveying pipe, a third liquid conveying pipe and a three-way valve which communicate with one another, the other end of the first liquid conveying pipe communicates with the clear water storage cavity, the other end of the second liquid conveying pipe communicates with the color protection liquid storage cavity, and the other end of the third liquid conveying pipe communicates with a cleaning tank of the cleaning assembly. Clean water and color protection liquid can be input into a cleaning tank of the cleaning assembly by adjusting the three-way valve, the cleaning tank has the functions of cleaning fruits and vegetables and protecting colors, and a filter screen capable of ascending and descending in the height direction of the cleaning tank is further arranged in the cleaning tank. And the overall occupied space is small.

The invention provides composite cementing material building floor sound insulation mortar and a preparation method thereof, and belongs to the technical field of novel building materials. Aiming at strong-alkalinity, high-humidity and intermittent impact coupling special environments such as hospitals and the like, a geopolymer precursor composed of metakaolin and blast furnace slag micro powder and an alkaline activator are introduced and interwoven with a cement hydration product to form an alkali-corrosion-resistant composite gel matrix; meanwhile, the composite corrosion inhibitor with the pH response release characteristic is adopted, and corrosion inhibition components are released during strong alkaline invasion to form a composite protective film; and regenerated elastic particles subjected to surface silanization treatment are selected as a damping filler. Under the synergistic effect of the three components, the mutually aggravated failure cycle of chemical erosion and mechanical impact is interrupted, so that the long-term sound insulation stability, mechanical durability and corrosion resistance of the sound insulation mortar in a severe environment are remarkably improved.

This invention belongs to the field of material surface treatment technology, specifically relating to a wafer polishing slurry, its preparation method, and its application. The wafer polishing slurry comprises abrasives, oxidants, dispersants, surfactants, pH adjusters, and water. The components of the wafer polishing slurry work synergistically, shortening polishing time and improving polishing efficiency when applied to wafer polishing. Furthermore, it significantly improves the surface quality of the polished wafer, markedly reducing scratches and defects, and lowering surface roughness to below 0.15 nm, thus meeting the surface quality requirements of fields such as power electronics and radio frequency devices.

The invention discloses a variable-diameter fruit and vegetable picking end effector based on a three-fold paper folding structure. The variable-diameter fruit and vegetable picking end effector comprises a support, a paper folding grabbing mechanism and a cutting mechanism. The support is used for being connected with the tail end of a mechanical arm. The folded paper grabbing mechanism comprises a Mipu paper folding structure and a picking driving mechanism for driving the upper layer or / and the lower layer of the Mipu paper folding structure to unfold or fold; the three-source paper folding structure comprises multiple groups of three-source paper folding units arranged on the connecting frame, the multiple groups of three-source paper folding units are curled along the central axis, and the head-to-tail adjacent three-source paper folding units are mutually connected to form a cylindrical structure for wrapping fruits and vegetables to be grabbed; by means of the arrangement, the variable-diameter fruit and vegetable picking end effector can achieve lossless grabbing of fruits and vegetables in the fruit and vegetable harvesting process, has the advantages of being light in structure, high in fruit shape adaptability, soft in grabbing and flexible in operation, can be widely applied to automatic picking scenes of various fruits and vegetables, and is better in practicability and universality.

The utility model relates to the technical field of step induction, and disclose a kind of step induction mechanism for mould, including limiting mechanism and induction mechanism, the induction mechanism is located in the inside of limiting mechanism, the limiting mechanism includes fixed base, vertical shaft is rotatably connected in the inside of fixed base.The step induction mechanism for mould, with the advantages such as convenient dismounting, solve in mould production, step induction mechanism is important to control mould opening and closing, guarantee product quality.But existing mechanism has obvious defect: its structure is complex, many parts, rely on professional personnel and a variety of tools fine adjustment when assembling, time-consuming and labor-consuming;Operation is mainly automated, and it cannot meet the demand of artificial flexible adjustment in trial stage, leading to inefficient trial and high cost;When maintaining, a large number of associated parts need to be disassembled for replacing the wearing parts, which is not only troublesome but also easy to damage other components, and the tail material cannot be taken out in time, which often causes the production line to stop, seriously affecting the production progress and efficiency.

The utility model discloses a module station first piece glue checking tool mechanism of blade battery composition, including installation bottom plate, the left and right sides symmetry of installation bottom plate are equipped with fixed plate, the upper common sliding connection of two fixed plates has the horizontal board, the symmetrically equipped with the aperture on horizontal board rear side, the cup holder is connected on horizontal board top, and the cup hole is equipped with cup hole on the cup holder corresponding aperture, and the sensor is connected with cup hole on horizontal board lower surface corresponding aperture, the front baffle, the rear baffle and the front slot photoelectric sensor, rear slot photoelectric sensor are connected with the symmetry of the front and rear sides between two fixed plates on installation bottom plate, and the horizontal board lower surface rear side is connected with the matching baffle of front baffle, rear baffle, and the sensing sheet that matches with the front slot photoelectric sensor, rear slot photoelectric sensor. The utility model can operate outside the equipment operation range, can complete first piece glue receiving work fast, safe, improve the security of glue receiving first piece, reduce the possible of worker mechanical injury.

The application provides a live working insulation shielding blanket, which comprises a surface layer and an inner layer, the surface layer has two layers and is attached to the outer surface of the inner layer, the inner layer is a multi-layer structure arranged in a laminated mode, the raw material of the surface layer comprises EVA, montmorillonite loaded with imidazole polybasic borate complex, natural rubber, PA6 short fibers, EVA-g-MAH, a flame retardant, an antioxidant and a colorant, and the raw material of the inner layer comprises EVA, montmorillonite loaded with imidazole polybasic borate complex, natural rubber, EVA-g-MAH and a colorant. The montmorillonite loaded with imidazole polybasic borate complex is added to the surface layer and the inner layer in cooperation, multiple protections of outer molten prevention and inner collapse prevention are realized, the service life of the material in an extreme environment is effectively prolonged, and the problems of easy softening and insulation failure of a traditional EVA insulation shielding blanket under high temperature are solved.

The application discloses a shrimp head hydrolysate with anti-freezing activity and a preparation method and application thereof, and belongs to the technical field of biology. The shrimp head is treated by fermentation with the aid of a magnetic field and Pediococcus pentosaceus, and a shrimp head hydrolysate with high anti-freezing effect is prepared. Six polypeptides with high anti-freezing activity are identified from the shrimp head hydrolysate through mass spectrometry analysis. The polypeptides have high ice recrystallization inhibition activity, can inhibit the formation of ice crystals and the migration of water during the food freezing process, reduce the mechanical damage of ice crystals to food, inhibit the protein denaturation caused by ice crystals, and can also reduce the thawing loss and cooking loss of food, and has great application value in food frozen storage.

The utility model discloses a pathological tissue embedding box, which belongs to the technical field of medical instruments and comprises an embedding box body, an embedding groove is arranged on the top surface of the embedding box body, and a penetrating opening is arranged on the top surface of the embedding box body. The embedding assembly comprises a fixed seat, a convex groove barrier, a movable grid plate and a bottom clamping plate, and the fixed seat is fixedly connected to the top surface of the embedding box body. According to the pathological tissue embedding box, embedding operation is carried out through the embedding box body, mechanical damage caused by multiple times of transfer is reduced, the integrity of tissues is guaranteed, samples are provided for accurate pathological diagnosis, pathological tissue treatment steps are simplified through the integrated operation process, time and manpower input needed by tissue transfer are reduced, and the working efficiency is improved. The number of times of tissue transfer is reduced, the probability of occurrence of errors such as tissue confusion and loss caused by manual operation is effectively reduced, the reliability and stability of a pathological detection result are improved, and the pathological diagnosis work quality is improved.

This invention provides a low-temperature resistant energy storage battery for new energy vehicles, comprising a base housing as the basic installation structure; a bottom protective module that adapts to low-temperature heating and high-temperature heat dissipation requirements via a heating plate; a battery support tray that supports the battery module and guides airflow circulation via a support panel and battery enclosure frame; and a heat exchange module that uses a flow divider and elastic clamping components to achieve airflow distribution and heating plate positioning, ensuring uniform thermal management. This invention balances the temperature difference between the center and sides of the battery module through a flow divider design with a large airflow on the outside and a small airflow on the inside, ensuring uniform temperature distribution throughout the battery module. This achieves temperature consistency during charging and discharging, reduces the negative impact of localized overheating or overcooling on battery performance, and extends battery life.

The invention relates to the field of satellite energy subsystems, and provides a winding type modular flexible solar wing substrate and a preparation technology thereof.The winding type modular flexible solar wing substrate comprises a flexible circuit board module, a fiber grid panel, a hanging connector and a foam board; the flexible circuit board module is adhered to one surface of the fiber grid panel, the foam board is adhered to the other surface of the fiber grid panel and extends along the length direction of the fiber grid panel, and the plurality of hanging interfaces are adhered to two sides of the width direction of the fiber grid panel. The bending radius of the base plate can be smaller than 50 mm, the buffer effect can be achieved in the folded state, mechanical damage to the battery piece caused by vibration in the satellite launching stage is weakened, and the base plate has the advantages of being high in flexibility, small in thickness, large in size, excellent in mechanical property and resistant to cold and hot temperature impact.

The utility model relates to the technical field of food processing equipment, in particular to a cleaning device for mushroom processing. According to the technical scheme, the device comprises a fixing frame, a cleaning box, a transferring frame, a conveying mechanism, a flushing frame, a disturbance mechanism and a control cabinet, the cleaning box is fixedly connected to one side of the fixing frame, the transferring frame is fixedly connected to the side, located on the cleaning box, of the fixing frame, the conveying mechanism is arranged between the transferring frame and the cleaning box, and the flushing frame is fixedly connected to the transferring frame; a plurality of nozzles are arranged on the flushing frame at equal intervals, a cleaning net is arranged in the cleaning box, and a disturbance mechanism is arranged on the cleaning net of the cleaning box; when the mushroom cleaning device works, the driving motor drives the conveying belt to operate, meanwhile, the turbulent flow frame is driven by the synchronous wheel and the synchronous belt to rotate in the cleaning box, stable conveying of mushrooms from the cleaning box to the transfer frame is achieved, the mushrooms can be turned over through the turbulent flow frame, and the cleaning effect is enhanced; and the washing frame on the transfer frame is used for carrying out secondary washing on the conveyed mushrooms through the spray heads, so that the cleanliness is further improved.

The invention relates to the technical field of castable, in particular to high-performance tundish cover castable based on high-aluminum ceramic chip recycled aggregate and a preparation method of the high-performance tundish cover castable. The castable comprises high-aluminum ceramic chip recycled aggregate, modified hollow alumina microspheres, andalusite and other components, and through roasting stabilization treatment of the recycled aggregate and multi-layer coating modification of the microspheres, the problems of poor heat preservation property and concentrated thermal stress caused by high doping amount of the recycled aggregate are solved. The andalusite cooperates with the modified microbeads to optimize aggregate-andalusite-microbead three-phase interface combination by virtue of the low-expansion characteristic and the active surface, so that the thermal shock resistance and the structural compactness are enhanced. The product has excellent heat preservation and heat insulation performance, high strength and slag corrosion resistance, resource efficient utilization of waste high-aluminum ceramic chips is achieved, and the service life of the tundish cover is prolonged.

The embodiment of the application provides a device for detecting tooth root of goods of unmanned forklift, comprising an unmanned forklift, characterized in that: the bottom of the unmanned forklift is provided with a fork, and a tooth root sensing assembly is arranged at the root of the fork; the tooth root sensing assembly is embedded in the internal groove area of the fork, and the tooth root sensing assembly is lifted synchronously with the fork; the tooth root sensing assembly comprises a sensing plate, a proximity switch, a fixing support, a sensing bolt, a rotating shaft, a torsional spring and a bolt. The technical problem solved by the application is to provide a device for detecting tooth root of goods of unmanned forklift, which combines mechanical structure and inductive proximity switch to improve the stability and reliability of goods detection, enhance the adaptability to low-temperature environment, and reduce maintenance cost.

The utility model discloses a one-time centrifugation blood platelet-rich plasma preparation device, which comprises a device main body, an upper cover and a red blood cell storage cover, the device main body is in a shape of tightening towards the center, the tightening part forms a blood channel and is provided with a rotary switch, and a platelet plasma storage chamber is arranged above the rotary switch; a suction hole is formed in the platelet plasma storage chamber, an erythrocyte storage chamber is arranged below the rotary switch, and the connecting depth of the erythrocyte storage cover and the device body can be adjusted to change the capacity of the erythrocyte storage chamber. The operation process can be remarkably simplified through the single-time centrifugal technology, the personal error risk caused by multiple times of operation is reduced, and the method is particularly suitable for clinical rapid processing or medical scenes with limited resources. In addition, mechanical damage to platelets and growth factors can be effectively reduced by reducing the number of times of centrifugation, higher cell activity and functions can be reserved, and therefore the treatment effect of the PRP is further improved.

The utility model relates to the technical field of traditional Chinese medicine decoction piece production, in particular to a pretreatment dust removal device for traditional Chinese medicine decoction piece production, which comprises a treatment box, the left part of the outer surface of the treatment box is fixedly connected with a mounting plate, the left inner wall surface of the mounting plate is fixedly connected with a fixing plate, and the lower end of the fixing plate is provided with a control mechanism in a penetrating manner; a feeding pipe is fixedly connected to the right portion of the upper end of the treatment box in a penetrating mode, a feeding hopper is fixedly connected to the upper end of the feeding pipe, and a discharging pipe is fixedly connected to the right portion of the lower end of the treatment box in a penetrating mode. According to the pretreatment dust removal device for production of the traditional Chinese medicine decoction pieces, the rotating motor in the control mechanism drives the driving wheel and drives the driven wheel through the transmission belt, then the stirring assembly is driven to work, the traditional Chinese medicine decoction pieces placed in the rubber inner container in the treatment box can be stirred in all directions, the cleaning efficiency is greatly improved, and the labor intensity of workers is reduced. And dust on each part of the traditional Chinese medicine decoction pieces can be effectively removed.

The utility model relates to the technical field of electronic testing and measurement, in particular to an integrated testing device for conduction and deformation of a mobile phone metal element. Comprising a working table, a controller, an integrated conduction and deformation testing device and a test driving device, the integrated conduction and deformation testing device is used for conducting conduction and deformation testing on a mobile phone tail insertion original piece, the test driving device is located at the top of the working table and used for conducting detection driving, and the integrated conduction and deformation testing device comprises a conduction testing piece, a hard pulling and inserting preventing buffering piece and a deformation testing piece. The conduction test piece comprises a conduction test head and a USB male head, the conduction test head is used for being connected with a mobile phone tail jack, the deformation test piece is located in the conduction test head, and the conduction test head is electrically connected with the USB male head through a wire. According to the method, conduction testing and deformation detection are integrated, the number and complexity of detection equipment are reduced, the equipment purchase and maintenance cost is reduced, and the detection precision is far higher than that of a traditional method.

The invention relates to drying equipment for processing rose products, which comprises a drying box, a mounting frame fixedly mounted at the lower end of the drying box, and a feeding assembly and a discharging assembly which are respectively arranged at the left end and the right end of the drying box, and further comprises a material bin fixedly mounted on the left side of the upper end of the mounting frame, the conveying assembly is used for continuously conveying rose products to move in the drying box and completing the drying process, and a turning assembly is arranged in the drying box and located above the conveying assembly; an elastic stirring column in the turning assembly is matched with a reciprocating swing mechanism, a material layer is periodically disturbed in the conveying process, the situation that rose petals adhere and cake in a high-temperature environment due to high sugar content and high humidity is prevented, the stability in the drying process and the finished product looseness are improved, and the drying efficiency is improved. Meanwhile, a rubber flexible contact is adopted at the bottom of the shifting column, and a spring buffer structure is combined, so that the action is soft, the force is controllable, and the mechanical damage to delicate rose petals is reduced to the greatest extent.

This invention provides a device for detecting and grading cigarette mouthpiece capsules, comprising a frame with a horizontally mounted conveyor belt. Above the conveyor belt, from one end to the other, are sequentially arranged a cigarette mouthpiece feeding mechanism, a hyperspectral detection mechanism, a laser pointer, and a cigarette mouthpiece gripping mechanism. The feeding mechanism feeds cigarette mouthpieces at a constant speed to the beginning of the conveyor belt. The detection ports of the hyperspectral detection mechanism and the laser pointer face downwards. A photoelectric sensor and an incremental encoder, with their detection ports facing the cigarette mouthpieces on the conveyor belt, are also located on one side of the conveyor belt. Two horizontal tracks are positioned above the end of the conveyor belt, and the cigarette mouthpiece gripping mechanism controls the flow of cigarette mouthpieces onto the designated tracks. The device also includes a control unit mounted on the frame and electrically connected to other electrical components. This invention uses a hyperspectral detection mechanism to detect cigarette mouthpiece capsules, achieving non-destructive testing while maintaining high speed.

The invention discloses a device for removing cattails of camellia oleifera fruits. The device comprises a feeding port, a heating mechanism, an automatic opening and closing mechanism, a mechanical kneading mechanism, a discharging mechanism and a base. The feeding hole is formed above the heating mechanism along the height direction and is used for feeding camellia oleifera fruits to be dehulled into the heating mechanism; the heating mechanism is used for heating camellia oleifera fruits to be dehulled, and the heating mechanism is arranged above the mechanical rubbing mechanism in the height direction; the automatic opening and closing mechanism is arranged between the heating mechanism and the mechanical rubbing mechanism in the height direction and used for conveying camellia oleifera fruits to be subjected to cattail removal into the mechanical rubbing mechanism from the heating mechanism; the mechanical rubbing mechanism is arranged above the base in the height direction. The device is reasonable in structure, high in automation degree, good in cattail removing effect and suitable for large-scale processing treatment of camellia oleifera fruits.

The utility model discloses a kind of potato sorting devices, a plurality of parallel roller is equipped on main support frame, soft sleeve is covered on roller surface, adjacent roller spacing gradually increases along conveying direction, first groove and second groove are equipped below roller and are respectively connected with first slide and second slide.Vibrating mechanism is installed on auxiliary support frame, it is driven connecting rod by crank rotation to make column connecting piece reciprocating motion, guide pillar is slidably matched with buffer spring in shaft cylinder to realize the vibration of main support frame, guide pillar and guide sleeve ensure vibration trajectory accurate.Potato is conveyed along roller under the vibration assistance when sorting operation, size classification is realized by gradually increasing roller gap, smaller potato falls into first groove first, larger potato continues to be conveyed to second groove.The device realizes efficient low-damage sorting by the synergistic effect of spacing classification, soft sleeve buffering, vibration assistance and spring buffering, improves sorting efficiency, reduces potato damage rate.

The application belongs to the technical field of material distribution control, and relates to a material distribution control system based on artificial intelligence, which comprises an instruction analysis and initialization module, a residual acoustic detection module, a residual intelligent classification module, a self-adaptive cleaning strategy module, an electromagnetic cleaning execution module, a gas cleaning and resetting module and a suspended force field conveying module. The instruction analysis and initialization module receives production instructions and drives an electromagnetic coil matrix to form a fluid quasi-suspension force field in a pipeline. The suspended force field conveying module utilizes the force field to convey target materials, and after completion, the pipeline enters a standby state. The residual acoustic detection module emits and receives ultrasonic signals to generate an acoustic characteristic spectrum. The residual intelligent classification module identifies the morphology of residual materials through matching calculation. The self-adaptive cleaning strategy module calls a cleaning paradigm according to the morphology and generates a physical cleaning instruction set. The electromagnetic cleaning execution module drives the interface film to generate corresponding cleaning actions to separate the residual materials. The gas cleaning and resetting module restores the pipeline to a clean and ready state. The application solves the problems of lack of pollution control means in the material distribution process, low cleaning efficiency, uncontrollable effect and poor production continuity.

The utility model relates to the technical field of insect breeding, in particular to an insect breeding recycling device which comprises a recycling box, the recycling box comprises a machine box, a screening assembly is arranged in the machine box, the screening assembly comprises a vibration assembly, a plurality of layers of vibration screens are arranged in the vibration assembly, and a spraying assembly is arranged above each layer of vibration screen. The multi-layer vibrating screen is arranged, screen mesh aperture assemblies are reduced, layered screening is achieved, and the screening efficiency is improved; the filter screen is made of a flexible material and cooperates with the spraying assembly to wet insect sand and the filter screen, so that larvae can be conveniently separated from the insect sand and mechanical damage is reduced; the vibration frequency of the vibration source can be adjusted, and meanwhile, the screen can be replaced to adapt to larvae in different growth stages; the screening assembly is sealed through the machine box, an opening is only formed in the front side, larvae falling into the larva sand box move backwards through the light shielding performance of the larvae, collection is convenient, and unnecessary larva loss is reduced.

The utility model discloses a spiral drill cleaning device of hole drilling vertical rod machine, include: mounting seat, the corresponding spiral drill can be moved and installed on the mounting seat, the fixed installation of spacing cylinder is in the mounting seat is used for forming the radial spacing to the spiral drill, the upper side fixed mounting of spacing cylinder has a corresponding shower nozzle, the shower nozzle is located the upper side of the spiral direction of spiral drill, baffle, install in spacing cylinder not having one side of the shower nozzle, the outside of baffle is set up to lean to the upper side, and the baffle is all set up with a plurality of corresponding filter holes, the liquid collection cavity is set up in the outside of spacing cylinder in the interlayer state, the liquid pumping pipe is connected to the shower nozzle through the siphon tee pipe, and the liquid collection cavity is connected with the siphon pipe of the siphon section of siphon tee pipe. The utility model can effectively realize the timely cleaning of the soil adhered to the spiral drill under the premise of lower cleaning fluid consumption.

The invention relates to a baffling type electrochemical reactor, which belongs to the technical field of electrochemical oxidation, and comprises a reaction cavity, the lower part of the reaction cavity is provided with a medium inlet, and the upper part of the reaction cavity is provided with a medium outlet; and the at least one electrode reaction unit is arranged in the reaction cavity. Wherein the electrode reaction unit comprises a plurality of anode plates and a plurality of cathode plates which are arranged in a staggered manner, spoilers are arranged at the edges of the two sides of each cathode plate, and the spoilers, the adjacent cathode plates and the blocking plates jointly form a closed baffling channel, so that when fluid flows along gaps between the anode plates and the cathode plates in the reaction cavity, the flow of the fluid is blocked; and the direction is repeatedly changed under the guidance of the spoilers, so that a Z-shaped baffling path is formed. The structure is simple, the contact area of the anode and the conductive part is large, the mass transfer rate of reactants on the surface of the electrode can be increased, the surface flow velocity of the electrode plate is improved, and the electrochemical reaction rate is increased.

The utility model discloses a positioning tool for light guide plate cutting process relates to injection part cutting device technical field, specifically is a positioning tool for light guide plate cutting process, when using, the injection part of good stacking is placed on the frame body, the rear side of injection part is aligned with the back baffle, and then the inner end of injection part is aligned with the side block, and subsequently the cylinder rod of pneumatic cylinder contracts, drives the lower frame body to move along the slide rail to the steel band saw place, thereby accomplishing the first cutting, when the pneumatic cylinder rod ejects, the frame body moves to the rear side, at this moment, the back baffle and steel band saw leave enough gap, and the rotating motor drives the screw rod to rotate, and the nut seat converts the rotary motion of screw rod into linear motion, and the connecting arm drives injection part to move inboard through the push -over plate, until injection part is again reached on the side block, thereby the placement of injection part is completed, even if the last cutting, can guarantee the safe operation of equipment, greatly improves the safety factor of staff, avoids mechanical injury.

The utility model relates to the technical field of woolen sweater production, concretely relates to a kind of knitted wool sweater raw material cleaning device, it includes: base, the top of base is fixedly connected with cleaning pool, cleaning pool includes prewash pool, main wash pool and dehydration area, the bottom of prewash pool is fixedly connected with ultrasonic transducer, one side of prewash pool is fixedly connected with ultrasonic generator, the top of main wash pool is fixedly connected with first drive motor, the output of first drive motor is connected with carousel by spline, carousel is rotatably connected in the inside of main wash pool, the bottom of prewash pool, main wash pool and dehydration area one side are all set with blow-off port, by the setting of prewash pool, the bottom of prewash pool is provided with ultrasonic transducer when using, high-frequency oscillation signal is sent by ultrasonic generator, these signals are converted into high-frequency mechanical oscillation by ultrasonic transducer, can effectively remove dust, impurity and grease on the surface and inside of wool raw material, to improve the quality of knitted wool sweater.

The application discloses a lactoferrin freeze-dried powder and a preparation method thereof, and relates to the technical field of food processing and biological products. The preparation method comprises the following steps: placing a lactoferrin solution in a freeze-drying device, supercooling the lactoferrin solution to obtain a supercooled sample; starting a forced freezing program to cool the supercooled sample to below-35 DEG C, and rapidly freezing the supercooled sample for 1-3 hours to obtain a rapidly frozen sample; and sequentially performing sublimation drying and resolution drying on the rapidly frozen sample under vacuum conditions. In the application, supercooling is performed before freezing, the freezing process can be actively and accurately controlled, and the flowability of the lactoferrin freeze-dried powder can be significantly improved by inducing the formation of small and uniform ice crystals; and the method is safe and efficient without the need of adding a flow agent.