141results about How to "Improve slice quality" patented technology

The invention provides a method for cutting a transparent material by using ultra-short pulse laser. The ultra-short pulse laser output by an ultra-short pulse laser generating device is condensed by a condensation device so as to form a bunching laser beam; the bunching laser beam enters from the surface of the transparent material to be machined, so that the center refractive index at a laser application point is increased to form a waveguide structure along a laser emitting direction; the laser is transmitted to the inside of the transparent material along the waveguide structure, and continuously generates a waveguide structure along the laser emitting direction in a transmission process until the entire waveguide structure and the laser penetrate through the transparent material; and therefore, the laser moves in a direction which is vertical to the surface of the transparent material at uniform speed, so that a waveguide plane is formed in the transparent material. The invention further provides a device for cutting the transparent material by using the ultra-short pulse laser. The method and the device for cutting the transparent material by using the ultra-short pulse laser provided by the invention have the advantages of fast cutting speed, small cutting seam, no material consumption and no powder pollution. When the machined material bears a suitable external force, the material is cracked only along a stress fault surface; the broken surface nearly has no conical degree; and the roughness is good.

The invention relates to a production process for preparing fiber-grade nylon 6 chips with extracted aqueous concentrated solution, which includes the following steps: filter pressing: the extracted aqueous concentrated solution is filter-pressed by a high-temperature filter press; preparation: the extracted aqueous concentrated solution is first added into a melting kettle, solid caprolactam andmolecular weight stabilizer are then added into a melting kettle, and after heating, caprolactam melt is obtained; prepolymerization: the caprolactam melt is heated by an energy saver, and then enters a prepolymerization reactor, and the prepolymerization reactor is heated and pressurized, so that prepolymerized material is obtained; postpolymerization: the prepolymerized material is sent into a postpolymerization reactor, and the postpolymerization reactor is depressurized to remove residual moisture, removes reaction heat, and keeps the temperature, so that the prepolymerized material carries out polycondensation reaction; dicing; chip extraction; chip drying; and packaging. The technical scheme of the invention can effectively reduce material consumption, energy consumption and pollution, the quality of the nylon 6 chips is high, and moreover, the invention can create high economic and social benefits.

The present invention relates to an apparatus for enhancing the quality of a sectional plane image in a 3-dimensional ultrasound image. The apparatus for enhancing a sectional plane image in a 3-dimensional ultrasound image, includes: a display region calculation unit for selecting a reference sectional plane image in 3D ultrasound data of a target object received from a probe and calculating a display region to display the selected reference sectional plane image; a geometric look-up table storage unit for storing indices matched with 3-dimensional Cartesian coordinates of a screen displaying the target object and conical coordinates corresponding to the indices; a scan conversion unit for scan-converting conical coordinates of a plurality of sectional plane images with offsets between the sectional plane images adjusted to a predetermined value into Cartesian coordinates by referencing the geometric look-up table storage unit; a rendering unit for rendering the scan-converted sectional plane images including the reference sectional plane image; and a sectional plane image compound unit for compounding a predetermined number of sectional plane images in which the reference sectional plane image is positioned at a center thereof.

The invention provides a numerical control diamond wire sapphire slicing machine. According to the numerical control diamond wire sapphire slicing machine, the sawing process is simplified, the machining efficiency of the slicing machine is improved and the quality of a finished product is high, therefore, the aims of reducing production cost and improving economic benefits are fulfilled. The numerical control diamond wire sapphire slicing machine comprises a machine frame, wherein a feeding mechanism is arranged on the machine frame; two leading wire guide wheel structures are arranged on the machine frame and correspond to the feeding mechanism; diamond wires are wounded on the two leading wire guide wheel structures at intervals in sequence; cooling and lubricating spraying nozzles are correspondingly mounted above the leading wire guide wheel structures on the machine frame; a take-up winding device and a pay-off winding device are respectively arranged on the two sides of each leading wire guide wheel structure on the machine frame. The numerical control diamond wire sapphire slicing machine is characterized in that a swinging mechanism is arranged on the feeding mechanism.

The invention discloses a silicon crystal cutting auxiliary tool. The silicon crystal cutting auxiliary tool has a bilaterally symmetric structure, wherein a straight tube, a tube hole, a plug, a circular tube and a hanging hook are arranged on one side of the tool; the straight tube is formed by sleeving an inner tube and an outer tube with hollow circular tube structures in a concentric circle form; the tube hole is formed on the inner tube; a tube seam is reverse to the direction of the tube hole and is relatively arranged on the outer tube; the tube hole can be closed or opened through a screw; the plug is connected with one end of the straight tube; the circular tube is arranged in the plug and is communicated with the inner tube; the hanging hook is fixed on the side face of the plug; a connection part of the plug and the inner tube is right-angled; and thus the bilaterally symmetric U-shaped silicon crystal cutting auxiliary tool is constructed. The flow and uniformity of mortar in the tube are adjusted and controlled in a silicon crystal cutting process by closing or opening the tube hole on the straight tube through the screw, so that the tool contributes to improving the surface quality of a silicon slice, solving the problem of influence on capability of driving mortar through a steel wire due to different mediums and fulfilling the aims of improving the quality of silicon crystal slices, reducing loss of silicon crystals and saving production cost.

The invention discloses a silicon ingot slicing quality monitoring system and a monitoring method. The silicon ingot slicing quality monitoring system comprises a slicing device, a detection device for detecting temperature at a crystal bar cutting part, and a control device with a central processing unit. The slicing device comprises an inner wall plate of a slicer. A crystal bar to be cut, a crystal tray for bonding the crystal bar, a pair of guide wheels below the crystal bar and a steel wire net for grinding the crystal bar winded between the guide wheels are arranged on one side of the inner wall plate. The detection device comprises an infrared sensor arranged on the inner wall plate. The infrared sensor is connected with a temperature inductive circuit through a transmission line. The extending direction of a central line of a probe of the infrared sensor is aligned with a middle position of the steel wire net which grinds the end surfaced of the crystal bar. The temperature inductive circuit transmits the collected data to the central processing unit after the data is processed. According to the silicon ingot slicing quality monitoring system and the monitoring method provided by the invention, the slicing process can be effectively controlled, and deficiencies such as crack edge, half piece, and rubber-faced broken piece with unfilled corner generated randomly in the slicing process are reduced, thereby realizing more stable slicing quality and higher slicing benefit.

The invention relates to the technical field of plate processing equipment, in particular to full-automatic four-edge banding equipment and method for a plate. The equipment comprises a loading deviceused for taking and loading the plate, a first banding mechanism and a second banding mechanism, wherein a turntable mechanism is connected between the first banding mechanism and the second bandingmechanism, the first banding mechanism comprises a conveying device used for conveying the plate taken by the loading device, a cutting device used for cutting the plate during conveying, a banding device used for banding the cut plate, a trimming device used for trimming the banded plate, a polishing device used for polishing the trimmed plate and a sanding device used for sanding the polished plate. The full-automatic four-edge banding equipment and method for the plate have the advantages that the plate is full-automatically loaded, conveyed, cut, gummed, banded, compressed, cut off, trimmed, polished and sanded, and then repeatedly performs the above process on the plate to achieve four-edge banding, thereby solving the problem that the plate is cut and banded through manpower or half-automatic equipment in the prior art, the degree of automation is high, and the manpower and material resources are saved.

The invention discloses a medicine slicer. The medicine slicer comprises a rack, a slicing component, a charging barrel and a material pressing manipulator, wherein the slicing component is horizontally arranged at the top of the rack and is provided with a material inlet; the charging barrel is arranged on one side of the slicing component and is communicated with the material inlet; the materialpressing manipulator is arranged at the top of the material inlet of the slicing component; the slicing component comprises two horizontal guide rails arranged on the rack in a parallel spacing manner, a medicine locating seat arranged between the two horizontal guide rails, a blade component which slides along the horizontal guide rails so as to penetrate through or be away from the medicine locating seat, as well as a driving component connected with the blade component; the medicine locating seat is a box body with an upper opening; two side walls, perpendicular to the horizontal guide rails, of the box body, can be opened or closed; if the blade component is close to the medicine locating seat, the two side walls of the box body are opened to form a horizontally-penetrating knife passing hole; and a pressing plate of the material pressing manipulator downward moves to be close to the bottom of the medicine locating seat for pressing to-be-sliced medicines into an inner cavity of the medicine locating seat. The blade component penetrates through the locating seat for automatically slicing and forming pressed medicines; and slices have good quality and high efficiency.

The invention discloses an integrated machine for conveying dried sweet potato slices, which comprises a slicing box, a slicing motor is installed at the lower end of the slicing box, and a cutter disc is fixedly installed at the output end of the slicing box; a discharge port is arranged at the bottom of the slicing box , the outer side of the discharge port is provided with side guards; the upper end of the slicing box is fixed with a support plate through height-adjusting bolts, and a feeding device is installed at the upper end of the support plate. The beneficial effect is that: the feed motor drives the feed scraper to rotate to achieve stirring, and cooperates with the feed vibrating plate to realize the vibration, stirring and feeding of raw materials, which can prevent the phenomenon of material blocking; the raw materials enter the inside of the material guide tube under the action of vibration and stirring , to realize the adjustment of the feeding direction of the raw material, so as to ensure the consistent cutting direction and improve the cutting quality; the height of the support plate can be adjusted by adjusting the height of the bolt, so as to adjust the height of the feeding device and change the distance between the outlet of the guide tube and the cutter head. Adjust the slice thickness to meet different thickness requirements.

The invention provides a novel numerically-controlled diamond wire sapphire slicer. Through the novel numerically-controlled diamond wire sapphire slicer, the sawing process is simplified, the machining efficiency of the slicer is increased, and the finished product quality is high, so that the aims of reducing the production cost and increasing the economical benefit are fulfilled. The novel numerically-controlled diamond wire sapphire slicer comprises a frame, wherein a feeding mechanism is arranged on the frame; a clamping fixture is arranged on the feeding mechanism. The novel numerically-controlled diamond wire sapphire slicer is characterized in that a swinging mechanism is arranged on the frame; the position of the swinging mechanism corresponds to the feeding mechanism; two lead guide wheel structures are arranged on the swinging mechanism; diamond wires are repeatedly wound on the two lead guide wheel structures in sequence at equal intervals.

The invention provides a remote pathologic diagnosis section digital image processing method, belonging to the technical field of medical image processing. The method comprises following steps that acquired section specimens are processed according to a preset strategy, and then to-be-processed sections are generated; a section scanning terminal scans the to-be-processed sections so as to acquire digital pathologic section images, determines corresponding transmission priorities, and sends the digital pathologic section images to a server according to the transmission priorities; the server performs hierarchical processing on the acquired digital pathologic section images and stores a hierarchical processing result; and the server receives section image acquisition requests from all client sides, and then pushes a section image corresponding to an image hierarchical range to a corresponding client side according to a preset push strategy. Through adoption of the method, important digital pathologic section images are guaranteed to have the priority to transmit, furthermore, a corresponding hierarchy of section image is pushed to a corresponding client side, so that the user experience is greatly improved.

The invention relates to equipment for making biological tissue specimen paraffin sections, in particular to a rapid pathological tissue dehydrating machine. The rapid pathological tissue dehydrating machine comprises a machine box body and an intelligent operating table. A specimen treating box, a paraffin box, a vacuum pump, a plurality of reagent barrels and an ultrasonic generator are arranged in the machine box body, a microwave cavity is formed in the specimen treating box, a microwave source is connected to the microwave cavity, and the specimen treating box is connected with the paraffin box, the reagent barrels and the vacuum pump through pipeline assemblies. The rapid pathological tissue dehydrating machine integrates microwave treatment, ultrasonic treatment and vacuum treatment and cooperates with special reagents, traditional tissue treating time can be shortened to 20 min-3 h from 16 h-22 h, the procedures of immobilizing, dehydrating, transparentizing, wax impregnating, section making and diagnosing can be completed within 2 h after a small specimen is delivered, pathological diagnosis can be made within 32 h after a radical cure specimen is delivered, time of waiting for disease diagnosis is shortened for patients, anxiety is relieved, and especially time is saved for patients needing to receive special treatment such as surgery or targeted therapy; the length of stay is reduced for patients, and hospitalization expenses are reduced; meanwhile, the economic benefits of hospitals are increased.

The invention relates to a preparation method of paraffin slices of eggplant root stalk part tissues, and belongs to the technical field of biological histology. The method comprises the eleven steps of fixing, softening, dewatering, transparency treatment, wax soaking, coating and burying, wax trimming and slicing, slice unfolding and slice baking, wax removal, rehydration, dyeing, slice sealing and observation. The method belongs to a fast, convenient, safe and practical eggplant root stalk part tissue paraffin slice method. The result obtained by the method realizes high operability, high repeatability, high stability and high reliability. Through the microscopic observation, the slice quality is high; the effect is good; the tissue structure is clear. The method can be used for studying, observing and judging the form structure change of the eggplant root stalk part tissues, so that the physiological, pathological and morphological study can be performed on the eggplants. The method can also be widely applied to tissue slice experiments of eggplant fruits or even other plants; good scientific research application prospects are realized.

The invention provides a hydrothorax and ascite malignant cell embedding method. The method comprises the following steps: putting hydrothorax and ascite in a plurality of 50-ml centrifugal tubes respectively, adding analytically pure ethyl alcohol into the centrifugal tubes respectively, and uniformly mixing and standing for 2-4h to obtain sediments; sucking up moisture in the sediment, wrapping a specimen by using a fixing mold and putting into a material drawing box; dehydrating the obtained specimen with the ethyl alcohol, and transparentizing the dehydrated specimen by adopting a transparent agent-xylene; putting the transparentized specimen in a 70-DEG C constant-temperature box for wax dipping, wherein an embedding agent is paraffin wax; and embedding the specimen after wax dipping with paraffin in an embedding workstation, pouring the specimen and the paraffin into an embedding box, putting the embedding box into cold water to rapidly solidify the paraffin after the paraffin on the surface of the embedding box is solidified, taking the paraffin block out of the embedding box and storing. The method can greatly increase the positive rate of cast-off cells, and can be used in further diagnosis of molecules, genes, immunohistochemistry and the like.

The invention discloses a rotating disc type slicer, comprising a rack, a tray, a cutter box, a power drive mechanism and a material pushing mechanism, wherein the tray is fixed at the upper part of the rack; a discharge port is formed in the inner end of the tray; the cutter box comprises a box and a rotary blade; the box is adjacent to the tray; an air hole and a water inlet which is connected with a water inlet pipe are formed in the upper part of the box; a feed port is formed in the part, corresponding to the discharge port of the tray, under an outer side panel of the box; the center of the rotary blade is connected with an output shaft; the power drive mechanism is arranged in the rack, and comprises a motor which is electrically connected with a power switch, a speed reducer which is connected with an output shaft of the motor, a pair of drive wheel and driven wheel and a conveyor belt which is sleeved between the drive wheel and the driven wheel; the drive wheel is connected with an output shaft of the speed reducer; the driven wheel is fixedly connected with a connecting shaft in the center of the rotary blade. The rotating disc type slicer is characterized by also comprising a water tank which is fixedly arranged on the rack, and a water outlet is formed in the water tank, and is communicated with the water inlet pipe connected with the cutter box.

The invention provides a method for fast flaking paraffin for a biological tissue sample and a device. A microwave radiation water bath diathermy is applied to help reagents which are weak in absorbing energy and paraffin be fast heated. The device for fast flaking paraffin is characterized by comprising a microwave radiation water bath diathermy part having the function of fast processing a tissue sample, and a vacuum negative pressure waxing part having the function of fast waxing the tissue sample. The procedure of flaking paraffin comprises the steps of fast tissue fixing, fast tissue dehydration and transparent handling once or twice and fast waxing. The reagents special for flaking paraffin comprises a fast fixing solution, a fast dehydration transparent reagent and a fast decalcification solution. The method and the device have the flexibility of processing tissue samples individually or in batch and the capability of processing different tissue samples simultaneously, and are stable and reliable in the flaking quality, and applied to the fast paraffin flaking and pathologic diagnosis for biological tissue samples for the pathology and inspection in the hospital, scientific research institutes and other organizations.

The invention provides a preparation method of jujube flower paraffin slices, and belongs to the technical field of paraffin slices. The preparation method comprises the following steps that (1) jujube flower buds are fixed; the jujube flower buds have one stem segment with the length being 0.3 to 0.5cm; (2) dehydration; (3) first transparency treatment; (4) second transparency treatment; (5) waxing; (6) embedding; (7) wax trimming; (8) slicing; (9) slice unfolding; (10) dewaxing; (11) rehydration; (12) secondary rehydration; (13) dyeing; (14) slice covering and slice sealing. The preparationmethod of the jujube flower paraffin slices provided by the invention has the advantages that the complete longitudinal section of the megaspore can be obtained; further, the jujube flower cellular morphology and the development change of the megaspore inside cell and tissue structures can be conveniently observed; meanwhile, the basic rule in the megaspore development structure change and reproduction process can be obtained through observing the jujube flower paraffin slices.

The invention discloses a biological medicine slicing device, and relates to the technical field of biological medicine. The biological medicine slicing device comprises a support plate, an object carrying plate, a specimen box, a moving mechanism, a limiting mechanism, a height leveling mechanism and a slicing mechanism, wherein the height leveling mechanism is installed on the support plate, thebottom of the object carrying plate is provided with two symmetrically arranged guide blocks, the top of the support plate is provided with two guide sliding grooves which are in guide fit with the two guide blocks one by one, the moving mechanism is installed on the support plate, the moving mechanism is in transmission connection with the object carrying plate, the specimen box is installed onthe object carrying plate, a compensation assembly matched with the slicing mechanism is arranged in the specimen box, the limiting mechanism is installed on the object carrying plate, and the slicingmechanism is positioned above the support plate. According to the invention, shaking during slicing can be avoided, slicing quality is improved, and slicing efficiency is improved.