45 results about "Microtome" patented technology

The present invention relates to an apparatus (10) configured and adapted to remove the flank bones (11) of a headless, slaughtered, preferably opened abdominal cavity fish (12), wherein the fish is conveyed in a conveying direction T with its tail forward and its spine (13) placed on a conveying saddle (14), the apparatus comprising at least: an upper bone guide (15) configured and adapted to guide the spine (13) from the dorsal side of the fish (12) to be processed; and a lower bone guide (16) configured and adapted to guide the ventral radii (44) of the fish (12) to be processed, the ventral radii being formed in the region from the tail to the abdominal cavity. The invention relates to a separation unit (17) for detaching fillets from the flank bones (11) surrounding the abdominal cavity of the fish (12) to be processed, wherein the separation unit (17) includes a separation mechanism (18) having a corresponding opposing unit (19) and capable of moving from a standby position to a working position and vice versa. The device (10) is characterized in that a detachment device (20) is located within the area of ​​the upper bone guide (15) and is configured and adapted to at least loosen the bone connections (21) between the individual flank bones (11) and the vertebrae (13) of at least some of the flank bones (11). The invention also relates to a corresponding slicer (40) having such a device (10) and a corresponding method.

The invention relates to a following type slicing machine and a slicing method, the following type slicing machine comprises a conveying device and a cutting-off device, and further comprises a synchronous driving device, a position detecting device and a control system, the conveying device comprises a first conveying channel, a second conveying channel and a cutting-off station; a cutter of the cutting-off device is located above the second conveying channel, the cutter linearly moves up and down in the Z direction perpendicular to the X direction, and the synchronous driving device is connected with the cutting-off device and can drive the cutting-off device to linearly move back and forth in the X direction; the position detection device is in communication connection with the control system and comprises a detection light generator arranged on the side edge of the first conveying channel, the detection light generator can emit detection light rays towards the first conveying channel, the detection light rays emitted by the detection light generator are perpendicular to the X direction, and the detection light rays are smaller than the thickness of the cutter; and the control system is in control connection with the cutting device and the synchronous driving device.

An ultra-thin microtome (100, 1202) chuck includes a mounting portion (204) having mating surfaces (1406, 1606) operable to removably attach the mounting portion (204) to a sample (116, 126) slicing device (1100), and electrical contacts operable to electrically connect the mounting portion (204) to a power source; a sample receiving portion (202, 204, 210) coupled to the mounting portion (204), the sample receiving portion (202, 204, 210) having a sample receiving surface (206) sized to receive a sample (116, 126); a light source (1120, 116) coupled to the sample receiving portion (202, 204, 210), the light source (1120, 116) being operable to emit light from the sample receiving surface (206) and through a sample (116, 126) positioned along the sample receiving surface (206); and a circuit (516, 616) that electrically connects the light source (1120, 116) to the electrical contacts of the mounting portion (204).

A kind of device for the automatic screening of slicer powder, comprising a machine body shell, a roller, a blade, a screen and a transmission device. The transmission device in the machine body shell drives the rotation of the roller, the material enters from the top feed port, is cut by the blade, the powder is recycled to the bottom of the roller through the screen and the guide plate, and the sheet material is discharged through the discharge cylinder. The screen adopts a coaxial rotating structure of upper and lower screen plates, and the size of the screen hole is adjusted by the rotating shaft knob to adapt to the screening needs of different materials. The blade is connected to the roller shaft through the blade holder rod, and the contact angle with the roller can be adjusted. The device realizes automatic powder discharge through the inclined design of the slope plate screen, without manual intervention in the screening process. The utility model solves the problems of low efficiency and serious material waste in traditional manual separation of slicer powder, has the advantages of compact structure, adjustable screening precision, high automation degree, high material recycling rate, etc. and can be widely used in the slicing production of chemical industry, food industry and other fields.

The invention discloses a preparation method of an addressable disc ultramicro electrode array for electrochemical imaging, which comprises the following steps of: 1, preparing a nanowire array by using an ultrathin slicing machine as processing equipment and a silicon wafer with a micron groove array structure as a template; 2, transferring the nanowire array to a silicon wafer, performing three-dimensional alignment on a molybdenum mask plate with a lead pattern and the nanowire array, and realizing lap joint of a lead and the nanowire array and preparation of the lead by combining a physical vapor deposition method; 3, resin is poured on the silicon wafer for normal-temperature curing, and the pattern is transferred to the resin; 4, macroscopic wire lap joint and packaging are carried out, a resin block with an embedded array structure is obtained, the end face is trimmed through an ultra-thin slicing machine, the dot array is exposed, and preparation of the addressable disc ultramicro electrode array is completed. According to the method, the addressable disc ultramicro electrode array which is high in consistency, high in spatial resolution and capable of being expanded at will can be prepared simply and efficiently at low cost.

The utility model relates to the technical field of cutting equipment, in particular to a deviation rectifying device and a slicing machine. The utility model provides a deviation rectifying device. The deviation rectifying device comprises a wire arranging wheel, a wire winding roller, a first detector and a second detector. The wire arranging wheel is located above the wire winding roller, and the wire arranging wheel can be driven by the driving mechanism to do parallel reciprocating motion in the axial direction of the wire winding roller; when a diamond wire between the wire arranging wheel and the winding roller vertically sweeps through an induction area of the second detector, the position, detected by the first detector, of the wire arranging wheel is a calibration position P1, and in the running process of the wire arranging wheel, every time when the diamond wire between the wire arranging wheel and the winding roller sweeps through the second detector, the position, detected by the first detector, of the wire arranging wheel is a real-time position P2; by comparing the positions of P2 and P1, the inclined pulling information, the inclined pulling direction and the inclined pulling inclination amount of the diamond wire between the wire arranging wheel and the wire winding roller can be obtained, then the driving mechanism is controlled to drive the wire arranging wheel to transversely move in real time to eliminate inclined pulling, and real-time automatic deviation correction of the diamond wire is achieved.

1. Name of the designed product: slicer. 2. Use of the designed product: for cutting meat. 3. Design points of the designed product: in shape. 4. Picture or photo best indicating the design points: perspective view 1.

1. Name of the designed product: slicing machine (pole piece transfer coating). 2. Use of the designed product: for coating slicing machine. 3. Design points of the designed product: in shape. 4. Picture or photo best indicating the design points: perspective view 1.

The utility model belongs to the technical field of medical apparatus and instruments, concretely relates to a big organization embedding box suitable for the chuck of slicing machine, including standard embedding box, connecting portion and cross shape retention frame, the inside of connecting portion is the cavity that passes through up and down, and the cross section size of connecting portion is not greater than the cross section size of standard embedding box, cross shape retention frame is cross shape structure, and cross shape retention frame is openwork structure, the center of cross shape retention frame is connected standard embedding box through connecting portion, cross shape retention frame and standard embedding box are parallelly arranged, and the projection of standard embedding box towards cross shape retention frame all is located on cross shape retention frame. Compared with the prior art, the utility model solves the prior art in big organization embedding after slicing needs to cooperate the special specification slicing machine chuck, and easily holds too tight or too loose and leads to big wax block fragmentation. The scheme can adapt to the slicing chuck of uniform standard paraffin slicing machine, and simple operation does not exist and holds big wax block too tight or too loose and so on problem.

The present invention relates generally to a microtome system (100) for cutting sections from a sample block, wherein the microtome system (100) includes: a sample holder; a blade (110) having a cutting edge (112), wherein the blade (110) includes a fine cutting edge (114.1) and a rough cutting edge (116.1), wherein the cutting edge (112) is at least partially formed by the fine cutting edge (114.1); a blade holder (120); an illumination source (130); and a detector (140); wherein the illumination source (130) is configured to illuminate the gap (136) between the front surface (128) of the sample block (126) and the cutting edge (112), such that the fine cutting edge (114.1) and at least a portion of the rough cutting edge (116.1) are illuminated. The light reflected by the sample block (126) is reflected by the front surface (128) of the sample block (126) to the detector (140), thereby creating an illuminated region, wherein at least a portion of the blade (112) and at least a portion of the image of the blade mirrored by the front surface (128, 428) of the sample block (126) form the boundary of the illuminated region, and wherein the light reflected by the fine blade (114.1) and the light reflected by at least that portion of the rough blade (116.1) have at least the same average illumination intensity, and wherein the slicer system (100) is configured to image the illuminated region by means of the detector (140) and determine the geometric features of the illuminated region based on the imaged illuminated region.

The invention discloses a mouse cranial nerve cell axon segmentation method based on a frozen section technology. The method comprises the following steps: step (1) cell culture; (2) quickly freezing the sample and the cutter; (3) sample block trimming; (4) slicing the sample wafer; and (5) taking and transferring the wafer. According to the method, a Leica ultrathin slicing machine is used as processing equipment, a micro-nano slicing technology is combined with a freezing module, the temperature in a cavity is stabilized at-130 DEG C through liquid nitrogen and a temperature control system, a PDMS micro-fluidic chip containing mouse cerebral nerve cells is put into the cavity to be frozen, PDMS is converted into a glassy state easy to cut, and then the PDMS micro-fluidic chip containing mouse cerebral nerve cells is obtained. And cutting the part containing the cerebral nerve cell axon section in the sample into a film of 500 nm to 10 [mu] m by using a glass linear blade cutter as required, so as to realize normal form transformation from separation analysis to in-situ analysis.

1. The name of the design product: slicing machine deceleration motor. 2. The use of the design product: a deceleration motor. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective drawing.

1. The name of the design product: microtome knife. 2. The use of the design product: cut the biological tissue into slices. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: front view. 5. The design for which protection is sought contains colors. 6. The design product is a thin product, and the perspective view, bottom view, top view, left view, and right view are omitted.

The utility model provides a raw material fixing mechanism for a slicing machine, and relates to the technical field of slicing machines. The raw material fixing mechanism for the slicing machine comprises a platform, two supporting rods are installed on the upper portion of the platform, a cutter mechanism is installed on the supporting rods, an inclined plate is rotationally connected between the two supporting rods, the inclined plate is located below the cutter mechanism, and the rotating axis of the inclined plate perpendicularly coincides with a cutter of the cutter mechanism. The end of the inclined plate is rotationally connected with a first threaded rod, the movable end of the first threaded rod is sleeved with a rotating pipe in a threaded mode, and the bottom end of the rotating pipe is rotationally connected with a rotating block. According to the raw material fixing mechanism for the slicing machine, by arranging the rotatable inclined plate, raw materials only need to be fixed to the inclined plate, then the inclination angle of the inclined plate is changed, the raw material slicing angle of a cutter can be changed, angle adjustment is easy, and use is convenient; and the use applicability of the raw material fixing mechanism for the slicing machine can be effectively improved.

The invention discloses an observation device, an observation unmanned aerial vehicle and an ice taking observation method, the observation device is installed on a carrier and is used for moving to a target position under the driving of the carrier, the observation device comprises an ice taking mechanism, a slicing mechanism, a clamping adjusting structure and an observation structure, the ice taking mechanism is arranged on the carrier and is used for drilling into an ice layer and collecting an ice column sample; the slicing mechanism is arranged on the ice taking mechanism and is used for cutting the collected ice column sample; the clamping adjusting structure comprises a clamping mechanism and an adjusting mechanism, and the clamping mechanism is arranged on the carrier and used for clamping a sample cut by the slicing mechanism; the observation structure is arranged on the carrier and used for observing the borneol sample clamped by the clamping adjusting device and obtaining data information. According to the invention, full-process automation of ice layer drilling, sample cutting, posture adjustment and real-time observation can be realized, manual intervention is obviously reduced, and the operation efficiency is improved.

The invention relates to the technical field of slicing machine cleaning, in particular to an anti-wire-jumping cleaning device and method for a photovoltaic slicing machine, and the device comprises a base, a slicing driving assembly, a diamond wire, a pair of wire wheels, an opening assembly and a cleaning assembly, the diamond wire is wound around the periphery of the wire wheel and attached to a groove in the wire wheel, the wire wheel is rotatably installed on the base and comprises a rotating shaft, a plurality of arc-shaped plates and a plurality of guide rods, and the arc-shaped plates are slidably installed on the periphery of the rotating shaft. The opening and closing plate is inserted among the multiple guide rods through the opening assembly, then the opening and closing plate is rotated, part of the arc-shaped plates are pushed to be away from the rotating shaft through abutting between the opening and closing plate and the guide rods, the wire wheel can be unfolded, then the unfolded arc-shaped plates are cleaned in batches, and cleaning dead corners between the diamond wire and the wire wheel can be prevented.

The present application relates to a kind of thickness measuring device of cable sheath, comprising: light transmission plate, slicing mechanism, light source and observation measurement mechanism;Slicing mechanism is sequentially cut into multiple cable sheath slices of same height by cable sheath, and cable sheath slice is transported to light transmission plate;Light source is arranged below light transmission plate;Observation measurement mechanism is arranged above light transmission plate, to observe and measure the projection of cable sheath slice illuminated by light source on light transmission plate.Slicing mechanism is sequentially cut into multiple cable sheath slices of same height by cable sheath;Light source is illuminated to cable sheath slice on light transmission plate, so that observation measurement mechanism can observe the projection of cable sheath slice, and the projection is measured, to accurately measure the thickness of cable sheath by optical projection;The setting of slicing mechanism can make the height of each cable sheath slice uniform, so as to reduce the error caused by the different height of cable sheath slice.

The invention provides a method for rapidly preparing a transmission electron microscope test ultrathin slice coal sample, which comprises the following steps of: crushing lump coal, embedding by using a room temperature curing embedding agent, grinding and polishing after a polished section is cured and formed, observing and identifying macerals in the coal under an optical microscope, selecting and marking the position where the ultrathin slice is required, and determining the thickness of the ultrathin slice coal sample. And cutting the selected area, carrying out secondary embedding by using a room-temperature curing embedding agent, and finally, completing slicing by using an ultrathin slicing machine. Compared with a traditional resin embedding slicing method, the method for rapidly preparing the transmission electron microscope test ultrathin slice coal sample has the advantages that point selection, point taking and secondary embedding are directly carried out on the polished section, the complex chemical treatment process of coal sample leaching and inorganic mineral removal is directly skipped, and the sample preparation step is simplified; acid and alkali agents are not used, so that the safety risk and the consumable consumption are reduced; visual point selection is achieved, and the accuracy of sample preparation is improved.

A first aspect of this disclosure relates to a method for operating a slicer (100, 200) to perform a cutting process, wherein the slicer (100, 200) has a blade (112) with a cutting edge (114) and a sample (122) on a sample holder (120); the method includes the steps of: - determining an optical gap (300) defined segmentally by the cutting edge (114) and the sample (122), and - calibrating the blade (112) and / or the sample (122) to give the optical gap (300) a predetermined structure.

The slicing machine comprises a feeding mechanism, a positioning mechanism and a slicing mechanism, the feeding mechanism comprises a conveying mechanism and a guiding mechanism, the conveying mechanism is used for conveying materials, and the guiding mechanism is arranged above the conveying mechanism and used for guiding the width direction of the materials; the positioning mechanism is arranged at the output end of the conveying mechanism and used for positioning and fixing the materials output by the conveying mechanism. The slicing mechanism is arranged above the output end of the feeding mechanism and comprises a driving mechanism and a blade, and the output end of the driving mechanism is connected with the blade and used for driving the blade to cut off materials. According to the slicing machine, materials can be automatically moved and cut, and the cutting efficiency and quality are improved.

The paraffin slicing machine comprises a base, a box body, a paraffin fixing frame and a cutter fixing frame, a first rotating rod is arranged in the base in a rotating mode, second rotating rods are arranged in two second sliding grooves respectively, the first rotating rod is in transmission connection with the two second rotating rods through bevel gears respectively, and the cutter fixing frame is arranged in the box body. The two second rotating rods are in threaded connection with the two first sliding blocks; the box body is arranged on the base; the paraffin fixing frame is connected with one of the first sliding blocks; the tool fixing frame is connected with the other first sliding block, and the paraffin fixing frame and the tool fixing frame are driven to get close to each other or get away from each other at the same time through cooperation of the first rotating rod and the two second rotating rods. Different from the prior art, the positions of the paraffin fixing frame and the cutter fixing frame can be moved at the same time by rotating the first rotating rod, the operation time of the paraffin slicing machine is shortened, and the operation of the paraffin slicing machine is simplified.

The application provides a taper detection method and a taper detection tool set. The taper detection method is used for detecting a to-be-detected taper, which includes a microtome spindle box taper and a microtome spindle taper. The method comprises the following steps: A, a light-transmitting part is matched with the to-be-detected taper. The light-transmitting part comprises a taper adapting part which contacts the to-be-detected taper and a light guide part which conducts test light; B, force is applied to the structure to which the to-be-detected taper belongs and / or the light-transmitting part, so that contact pressure is generated between the taper adapting part and the to-be-detected taper; C, the test light is projected to one side of the light guide part which contacts the taper adapting part, wherein the inclination angle of the test light relative to the one side of the light guide part which contacts the taper adapting part is smaller than the complementary angle of the critical angle of the light guide part; and D, the light spot of the boundary surface between the light guide part and the taper adapting part is observed. If the brightness of the light spot is in a preset brightness interval, it is determined that the to-be-detected taper is qualified, otherwise, it is determined that the to-be-detected taper is unqualified.

1. Name of the design product: slicer. 2. Use of the design product: used for slicing vegetables and fruits. 3. Design points of the design product: in shape. 4. Picture or photo best indicating the design points: perspective view. 5. The bottom surface of the design product is the part that is not easy to see or cannot be seen during use, and the top view is omitted.

1. Name of the designed product: refrigeration expansion valve. 2. Use of the designed product: accessory for adjusting refrigeration capacity of a freezing microtome. 3. Design points of the designed product: in shape. 4. Picture or photo best indicating the design points: perspective view 1.

The invention provides a slicing machine and a slicing method, and relates to the technical field of photovoltaic.The slicing machine comprises a containing structure, at least part of the containing structure is movably arranged in a cutting space, the containing structure is provided with an inlet end, and the inlet end is arranged towards a silicon rod, so that after the silicon rod is cut, a silicon wafer is borne through the containing structure; the cutting space is jointly defined by a plurality of clamping rollers and a diamond wire. The detection structure is arranged on one side of the containing structure, the detection end of the detection structure faces the connecting interface of the silicon rod and the adhesive layer, when the diamond wire makes contact with the adhesive layer in the silicon rod cutting process, the multiple clamping rollers are controlled to stop rotating, the containing structure is controlled to move in the preset direction, and the adhesive layer and the silicon wafer are separated through the diamond wire; the problem that in the prior art, when a cutting line is used for cutting, line clamping occurs is solved.

A histologic tissue sample support device includes a tissue cassette, a frame, and a lid. The tissue cassette has a recess including at least one side wall and a bottom wall and is formed of material that can be successfully sectioned in a microtome and is resistant to degradation from solvents and chemicals used to fix, process and stain tissue. The lid is coupled to the frame and includes a platen configured to be received within the recess of the tissue cassette. The tissue cassette is movably coupled to the frame by a frame-cassette connector. The lid and the tissue cassette are capable of moving from a first position to a second position with respect to the frame, and in the second position the bottom wall and at least a portion of the side wall extend beyond a bottom edge of the frame for sectioning in a microtome.

1. The name of the design product: microneedle instrument (HD-398). 2. The use of the design product: microneedle physiotherapy and phototherapy for skin. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view 1.

This invention provides a control method and system for a Polygonatum slicing machine, which relates to the field of Polygonatum slicing machine control technology. The method includes acquiring an ultrasonic scanning image of the initial cutting portion of the Polygonatum; determining the initial slicing start point and initial slicing area information based on the ultrasonic scanning image of the initial cutting portion; determining initial slicing path information based on the initial slicing start point and the initial slicing area information; determining target slicing path information based on multi-angle ultrasonic scanning images of the remaining Polygonatum after the initial slicing and multi-angle ultrasonic scanning images of the sliced ​​Polygonatum in the initial slicing area; and controlling the Polygonatum slicing machine and performing slicing based on the target slicing path information. This method can dynamically and accurately plan safe slicing path information adapted to internal defects of Polygonatum.

1. The name of the design product: protective cover. 2. The use of the design product: protective cover applied to the microtome. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view 1.

A blade for microtomes includes: a blade body including a base portion and a sharpened portion, the base portion having a flat plate shape, the sharpened portion being formed at a tip of the base portion; and a water-repellent DLC thin film formed on the sharpened portion. A contact angle of water on the water-repellent DLC thin film is 90 degrees or more. A radius of curvature of a distal end of the sharpened portion is 15 nm or more and 150 nm or less, and a radius of curvature of a distal end of a cutting edge including the water-repellent DLC thin film is 30 nm or more and 250 nm or less, and is larger than the radius of curvature of the distal end of the sharpened portion, and a film thickness of the water-repellent DLC thin film is 15 nm or more and 150 nm or less.