98results about "Sawing tools dressing arrangements" patented technology

The invention relates to the field of bone ash storage rack machining, in particular to a cutting device for bone ash storage rack machining. The invention provides a bone ash storage rack processing and cutting device which comprises a workbench, the workbench is fixedly connected with a supporting frame, the supporting frame is provided with a first electric push rod, the telescopic end of the first electric push rod is fixedly connected with a pressing block, the pressing block vertically slides on the supporting frame, the workbench is rotationally connected with a lead screw, and the lead screw is fixedly connected with the supporting frame. A servo motor is installed on the workbench, an output shaft of the servo motor is fixedly connected with a lead screw through a coupler, a guide frame is fixedly connected to the workbench, and the guide frame and the lead screw are arranged on the workbench side by side. By means of automatic tool changing, online grinding, precise limiting and rotary linkage, the problems that saw blades are fast in abrasion, complex to replace and poor in precision are solved; shutdown is reduced through automatic tool changing, and accurate butt joint is guaranteed through balance weight; the service life of the saw blade is prolonged through online grinding, grinding precision is guaranteed through a limiting and rotating mechanism, production efficiency and notch quality are improved, and the high requirement for bone ash storage rack machining is met.

The utility model relates to the technical field of saw blade repairing, and discloses a bimetallic strip saw blade tooth blade repairing device which comprises a fixing frame, a transverse electric sliding rail is fixedly arranged at the top of the fixing frame, a transverse electric sliding block is arranged in the transverse electric sliding rail, and an air cylinder is fixedly arranged at the bottom of the transverse electric sliding block. An oil storage tank is fixedly mounted at the tail end of a piston rod of the air cylinder, a grinding rod is fixedly arranged at the bottom of the oil storage tank, an oil separation plate is fixedly arranged in the oil storage tank, an oil discharge pipe is fixedly arranged at the bottom of the oil separation plate, an electromagnetic valve is arranged on the pipe wall of the oil discharge pipe, and an oil discharge port is formed in the bottom of the oil storage tank and located on one side of the grinding rod; a longitudinal electric sliding rail is fixedly arranged at the bottom of the fixing frame. According to the double-metal band saw blade repairing device, the double-metal band saw blade can be automatically polished, the repairing efficiency is improved, meanwhile, cutting oil can be automatically added, the tooth edge of the saw blade is effectively prevented from being abraded, and the repairing quality is improved.

The utility model relates to a double-sided grinding machine. A conventional saw blade grinding machine needs to change the position of a grinding wheel or adjust the position of a saw blade for reverse tooth machining, only one saw blade can be machined at a time, machining efficiency is affected, and the automation degree is low. The saw blade positioning device comprises a machine body, a saw blade feeding mechanism is arranged on the machine body, a center saw blade positioning mechanism is further arranged on the side portion of the saw blade feeding mechanism, clamping stations are arranged on the two sides of the center saw blade positioning mechanism, and the center saw blade positioning mechanism can turn over in the vertical direction to convert the positions of the clamping stations. Grinding wheel mechanisms are arranged on the two sides of the center saw blade positioning mechanism respectively. The saw blade machining device can complete saw blade machining in a full-automatic and efficient mode, and the working efficiency is remarkably improved.

A microfluidic chip for causing the delivery of a payload to a cell comprises a plurality of constrictions configured to allow a cell suspension to flow through one or more of the plurality of constrictions from a first fluid flow region to a second fluid flow region within the microfluidic chip, wherein a cross-sectional width of each of the plurality of constrictions is less than a diameter of cells in the cell suspension, such that membranes of the cells are perturbed when passing through the constrictions such that a payload is able to pass through the perturbed cell membranes, and wherein a quotient of a cross-sectional area over a cross-sectional perimeter of each of the plurality of constrictions is greater than greater than or equal to 0.5 μm.

The utility model discloses a saw blade relief angle machining device which comprises a support and a grinding machine, a clamping assembly is installed on the support, the clamping assembly comprises a supporting rod and a clamping sleeve, a moving assembly is installed on the support and comprises a guide rail and a first motor, a rotating assembly is installed at the bottom of the support, and the rotating assembly is connected with the supporting rod. The rotating assembly comprises a supporting sleeve and a second motor, the supporting sleeve is provided with a positioning assembly, the positioning assembly comprises a worm and an electromagnet, and the supporting rod is provided with a lifting assembly. According to the saw blade relief angle machining device, the third motor can be in threaded fit with the threaded sleeve through the threaded rod until the threaded sleeve is extruded to the button, the third motor is turned off, and the positioning assembly is turned off; when the saw blade is clamped, the clamping sleeve is stopped from being pressed, the clamping firmness of the saw blade is guaranteed, the saw blade is prevented from loosening in the machining process, the safe machining work of the saw blade is guaranteed, the saw blade is prevented from being damaged due to too large clamping force, the safety of the saw blade is guaranteed, and the device is suitable for sharpening the rear angle of the saw blade.

This invention provides a saw blade inner corner rounding grinding device, comprising a work platform, a mounting frame, a grinding device, a tooth-shifting assembly, a movable clamping plate, and a fixed clamping plate. A feeding hydraulic rod is mounted on the mounting frame, with its movable end connected to a bearing block. A lifting block is slidably mounted on the bearing block, and a mounting rod is mounted on the lifting block. The tooth-shifting assembly is slidably mounted on the mounting frame. When the saw blade is installed, it is positioned with the tooth-shifting assembly. Then, the feeding hydraulic rod moves the bearing block to the processing position. The movable and fixed clamping plates clamp the saw blade. The grinding device drives the grinding wheel to descend and rotate, grinding the inner corner rounding of the saw blade. After grinding one tooth, the tooth-shifting assembly drives the saw blade to rotate at a set angle to grind the next tooth. All saw blade teeth can be ground at once, making the operation simple and highly efficient.

The invention relates to a product used in the agricultural sector for pruning, cutting, and shaking operations. This product allows multiple tasks to be performed with a single machine by using interchangeable saw and shaking heads attached to a fixed body.

A saw blade piece cutting tooth grinding device comprises a mounting frame, a distance adjusting assembly, a linear driving assembly I, a tooth shifting assembly and a grinding assembly, the linear driving assembly I is arranged on one side of the mounting frame, the grinding assembly is arranged on the opposite side of the mounting frame, the distance adjusting assembly is arranged on the mounting frame, and the execution tail end of the distance adjusting assembly is matched with the power output end of the linear driving assembly I; wherein the distance adjusting assembly is used for adjusting the reciprocating distance of the power output end of the linear driving assembly I, the tooth stirring assembly is arranged on the mounting frame, and a stirring rod in the tooth stirring assembly is rotationally mounted on the mounting frame and makes contact with the tooth part of the saw blade. In the working process, the distance adjusting assembly and the linear driving assembly II are arranged, the distance of reciprocating motion of the sliding block II can be adjusted through the distance adjusting assembly, the distance between the tooth stirring assembly and the saw blade can be adjusted through the linear driving assembly II, and therefore the tooth stirring device can stir the saw blades with different sawtooth distances; by means of the device, automatic tooth shifting can be achieved when saw blades with different saw tooth intervals are ground.

This invention relates to a three-stage grinding equipment for alloy circular saw blades, comprising a machine body, a side angle grinding unit, a front angle grinding unit, a rear angle grinding unit, a storage bin, a robotic arm, and a PLC control system. The robotic arm, controlled by the PLC control system, moves the alloy circular saw blade to be processed from the storage bin, performs side angle grinding, front angle grinding, and rear angle grinding on the side angle grinding unit, and then returns it to the storage bin for storage. The storage bin has an initial blade feeding position, a tooth selection and splitting mechanism, and an end blade receiving position. Each of the side angle grinding unit, front angle grinding unit, and rear angle grinding unit includes a transfer feeding position, a working position, and a transfer receiving position. This invention enables the simultaneous completion of side angle grinding, front angle grinding, and rear angle grinding of alloy circular saw blades on a single machine, thereby improving the grinding efficiency of alloy circular saw blades and reducing equipment operating costs.

The utility model relates to the technical field of horizontal sawing machines, and discloses a saw blade height adjusting assembly of a horizontal sawing machine, which comprises two machining tables, an electric guide rail is fixedly connected to one sides, close to each other, of the two machining tables, and a driving assembly for driving subsequent parts to slide is fixedly connected to the inner wall of the front end of the electric guide rail. The front end of the top side of the driving assembly is fixedly connected with a connecting plate, the far ends of the top side of the connecting plate are fixedly connected with fixing plates, the close sides of the two fixing plates are fixedly connected with connecting plates, and the close sides of the two connecting plates are fixedly connected with connecting column frames. According to the device, the rotating plates can rotate around the pin in the concave frame after being pushed by the connecting column, so that the distance between the two rotating plates can be adjusted, processed materials are prevented from deviating, the device can adapt to collecting boxes of different sizes, and then the use range of the device is widened.

The full-automatic band saw gear grinding machine comprises a bottom plate, a grinding table is arranged at the top of the middle of the bottom plate, a penetrating groove is formed in the middle of the grinding table, a band saw blade penetrates out of the penetrating groove in a sliding mode, a base is fixed to the bottom of the grinding table, and the base is fixedly connected with the bottom plate; the grinding assembly comprises a top frame, two first inclined rails are symmetrically arranged at the bottom of the middle of the top frame, a grinding disc is installed between the two first inclined rails, and cross rods are arranged at the positions, located at the front end and the rear end of the grinding disc, of the bottom of the top frame; the positioning assembly comprises a transverse plate, the band saw blade on the grinding table is intermittently pushed and dragged through the traction assembly and a transverse rod of the grinding assembly, so that each position of the band saw blade can be placed on a grinding station, and the position of a grinding disc is adjusted through the positioning assembly according to the sawtooth slope and depth of the band saw blade; therefore, the grinding disc is matched with the band saw blade.

The invention belongs to the technical field of saw blade sawtooth passivation treatment, and discloses saw blade sawtooth passivation treatment equipment which comprises a bearing plate, a sliding frame is arranged at the top of the bearing plate in a sliding mode, two rapid locking assemblies are arranged on the inner side of the upper end of the sliding frame, and each rapid locking assembly comprises a rotating frame. The middle of the rotating frame is rotationally provided with an adjusting disc, the inner side of the adjusting disc is provided with three sets of arc-shaped guide grooves, the inner side of the adjusting disc is provided with three sets of elastic grooves, and one side of the interior of the rotating frame is provided with a fixing block. According to the saw blade clamping device, the clamping structure can be adjusted in a rotating mode to clamp a saw blade, meanwhile, the saw blade is limited through the outwards-extending locking block and prevented from falling off, saw blades with different diameters can be flexibly locked through the rapid locking assembly, and meanwhile the clamping stability is effectively improved.

A saw chain grinding machine (2), for grinding a saw chain (4) provided with left-hand and right-hand cutting links (6), the machine (2) comprises a feeding arrangement (8) structured to feed the saw chain (4) in a forward direction along guiding members (28, 30) such that a longitudinal axis of said saw chain (4) is essentially horizontally oriented during grinding. The machine (2) comprises a first grinding station (10) provided with a first grinding disc (12) rotatable about a first spindle (14) and configured to grind one of said left-hand and right-hand cutting links (6), and a second grinding station (16) provided with a second grinding disc (18) rotatable about a second spindle (20) and configured to grind the other of said left-hand and right-hand cutting links (6), said grinding stations (10, 16) are arranged at a distance from each other along the saw chain (4), and that said spindles (14, 20), provided with said grinding discs (12, 18), are arranged above a saw chain (4) arranged at said guiding members (28, 30). The machine (2) comprises a control unit (22) that is configured to control said grinding stations (10, 16) to perform simultaneous grindings of left-hand and right-hand cutting links (6) of said saw chain (4) by applying a predefined grinding cycle.

This invention discloses a tooth grinding machine for wide-width band saw blade processing, including limiting plates and a workpiece processing mechanism. A saw blade body portion is inserted between two limiting plates, and each limiting plate has an inclined hole on its side. The inclined hole faces opposite directions to the tooth grooves on the saw blade body. The bottom end of the limiting plate extends into the material collection hopper. The advantages of this invention are: during the feeding process, the abrasive is also driven to rotate by the processing actuator, which can fully fill the gap formed between the annular surface in the middle of the processing actuator and the inner wall of the tooth groove, thus achieving the effect of abrasive grinding the inner wall of the tooth groove. The abrasive is fed in a state of simultaneous movement and rotation, resulting in a finer and smoother grinding surface; it fully utilizes the abrasive, reducing the number of times it needs to be added; and it can automatically adjust and position the tooth grooves on the saw blade body, allowing for rapid adjustment to the grinding state.

The invention discloses a fire rescue cutting saw blade cutting edge grinding device, and mainly relates to the technical field of fire fighting equipment. Comprising a working platform, a supporting mechanism, a pushing mechanism and a grinding mechanism; the pushing mechanism comprises a driving shaft, a turntable, a push rod and a push plate; the polishing mechanism comprises a swing arm, a first polishing wheel and a second polishing wheel; the first linkage mechanism comprises a rotating frame, a cam and a supporting rod. The rotating disc rotates to drive the push rod and the push plate to push the saw blade to move at intervals, the moving distance is fixed, and it is guaranteed that the grinding mechanism can be aligned with the cutting edge when descending for grinding. And when the swing arm swings downwards, the first grinding wheel grinds the cutting edge, the two second grinding wheels grind the side face of the saw blade, cutting edge grinding and saw blade side face grinding are synchronously carried out and integrated on one device, and the cost is reduced. The interval fixed-distance forward movement of the saw blade and the lifting of the polishing mechanism can be realized through one driving mechanism, so that the cost is reduced, the beat is compact, the efficiency is high, the condition of misoperation can be effectively prevented, and the reliability is good.

A method is for determining a sharpness condition of a saw chain of a chain saw. The saw chain includes at least one cutting link having an upper cutting blade. An upper cutting blade image of the upper cutting blade of the cutting link is recorded using an imaging device. An evaluation of the upper cutting blade image is performed using an evaluation unit, which includes an artificial neural network. A sharp condition and a dull condition of the saw chain are defined in the evaluation unit. The saw chain is assigned on the basis of the upper cutting blade image using the artificial neural network to the sharp condition or the dull condition.

The invention relates to the technical field of circular saw blades, and provides a circular saw blade grinding device which comprises a circular saw blade, a first limiting piece is arranged on the side face of the circular saw blade, a transmission disc is arranged between the first limiting piece and a second limiting piece, and the transmission disc and a scale plate are arranged in parallel. Through bidirectional cooperation of the first limiting piece and the second limiting piece, synchronous rotation is achieved through the transmission disc, tight attachment can be achieved from the two sides of sawteeth, the rotating plate and the scale plate are fixed through cooperation of the locking rotary knob, a stable bidirectional clamping structure is formed, shaking or rotating of the circular saw blade in the grinding process is avoided, and the position stability can be kept without manual supporting; meanwhile, the scale plate can record limiting parameters of the circular saw blades of different models, the saw blades of the same model do not need to be repeatedly adjusted, the problem that the circular saw blades are prone to rotating is solved, manual intervention is reduced, and operation convenience and machining stability are greatly improved.

The utility model relates to the field of flying saws, and discloses a flying saw cutting opening flattening treatment device which comprises a flying saw body and a motor, a fixing frame is slidably mounted at the top of the flying saw body, a cutting mechanism is rotatably connected to the surface of the fixing frame, and a rotating gear is fixedly mounted at the output end of the motor. One end of the rotating gear is rotationally connected with a connecting frame, a rotating roller is fixedly installed at one end of the rotating gear, and the surface of the rotating roller is in transmission connection with a grinding belt. The motor is mounted at the top of the fixing frame, the rotating gear is mounted at the output end of the motor, the rotating roller is mounted at one end of the rotating gear through the connecting frame, and the grinding belt is in transmission connection with the surface of the rotating roller, so that the rotating roller is driven to rotate through the connecting gear after the motor is started; and the grinding belt on the surface of the rotating roller is used for grinding the cutting opening of the machined part, and the situation that the working process is increased due to later grinding is avoided.

The invention relates to the technical field of saw chain blade grinding equipment, and discloses a portable tool sharpener for saw chain blades, the portable tool sharpener comprises a shell, a fixing frame is fixedly connected to the side wall of the shell, and six lead screws are connected to the inner wall of the fixing frame in an engaged mode. A buckle mechanism and a fixing mechanism are arranged in the equipment, when a grinding wheel is clamped in a saw blade, the chain saw moves along a J path along with idling movement of the chain saw, the grinding wheel and the buckle mechanism drive a conveying belt and a rotating column to rotate clockwise, the outer wall of a first gear makes contact with a tooth groove of an annular plate, and the outer wall of a second gear makes contact with the tooth groove of the annular plate; and the tooth groove forces the first gear to rotate anticlockwise, the first gear drives the second inclined gear and the grinding wheel to rotate clockwise through the first inclined gear, at the moment, the grinding wheel is tightly attached to the inner wall of the saw blade and conducts rotary grinding in an H path, and grinding of the saw blade is completed under the condition that the saw blade is not disassembled.

The utility model discloses an automatic saw blade rolling and leveling device which comprises a supporting table, a driving rolling wheel and a driven rolling wheel, after the saw blade is fixed on the supporting table, the driving rolling wheel and the driving rolling wheel are located on the upper side and the lower side of the saw blade respectively, and a plurality of positioning blocks which are evenly distributed in the circumferential direction are annularly arranged in the middle of the top face of the supporting table. Each positioning block comprises a positioning part matched with the inner wall of a center through hole of the saw blade, an outer circle formed by the positioning parts of the positioning blocks in a surrounding mode can abut against the inner wall of the center through hole of the saw blade, a fixing sleeve is connected to the outer sides of the positioning blocks in a threaded mode, and a plurality of pressing blocks capable of pressing the saw blade on the supporting table downwards are arranged on the side wall of the fixing sleeve. A rubber pad is arranged on the contact face of the bottom of the pressing block and the saw blade. The saw blade rolling and leveling device has the advantages that positioning of the saw blade is enhanced, the saw blade is automatically rolled and leveled, deviation and deformation of a center hole of the saw blade caused by rolling deformation of the saw blade are avoided, and stability and machining quality are guaranteed when the saw blade is rolled and leveled.

The invention relates to the technical field of sand blasting machines, and discloses a sawing machine saw blade sand blasting machine which comprises a machine frame and a machine cover, the machine cover is arranged at the top of the machine frame, spray gun supports are arranged on the two sides of the top of the machine frame, a plurality of rotating shafts are rotationally arranged between the spray gun supports, and the multiple rotating shafts are arranged in a layered mode at equal intervals. The sand blasting machine comprises a rotating shaft, the outer wall of the rotating shaft is fixedly connected with a sand blasting gun, a rotating plate is fixed to one end of the rotating shaft located at the top, a fixing shaft is arranged at one end of the rotating plate, and a ball shaft connecting base is arranged at one end of the fixing shaft. The swing rod swings to drive the rotating shaft on the top to swing up and down, and the rotating shaft located on the bottom layer also swings along with the swing rod through force transmission of the connecting plate and the connecting rod, so that the sand blasting gun on the rotating shaft is driven to swing up and down, and uniform sand blasting of the band saw blade is facilitated.

This application relates to the field of sawing technology and discloses a tooth groove grinding machine for band saw blade production, including a support base. A support plate is slidably mounted on the top of the support base, and a support plate for supporting the band saw blade is fixedly mounted on the top of the support plate. During the movement of the support plate and the band saw blade, the flow of hydraulic medium in the rodless chamber of the cylinder and the auxiliary delivery pipe drives the push plate to move continuously to compensate for missing displacement when the auxiliary cam wears. This ensures that the corresponding tooth grooves on the band saw blade can be properly ground by the grinding wheel, reducing the probability of reduced grinding depth due to tooth groove position deviation. At the same time, under the action of the auxiliary tension spring and the spring force, the machine only needs to be stopped to replace the band saw blade and repair or replace the auxiliary cam after the current band saw blade is ground. This ensures the continuity of tooth groove grinding while maintaining the quality of band saw blade grinding, without the need to stop the machine immediately to replace the auxiliary cam, thus improving grinding efficiency.

The utility model provides a cutting blanking device for copper profile production, which relates to the technical field of copper profile production, and comprises a positioning and clamping assembly and a cutting mechanism, the output end of the positioning and clamping assembly is provided with a displacement adjusting assembly, and the cutting mechanism assembled by a bolt is arranged at one end above the displacement adjusting assembly. The cutting mechanism comprises a front arm, a cutter sleeve, an end sleeve shell, a pneumatic polishing rod, a saw disc, a transmission wheel set, a variable-speed case, a driving motor, a suction port, a connecting pipe, an isolation cleaning box and an exhaust fan. According to the pneumatic polishing device for the saw disc, after the output ends of the end sleeve shells arranged on the inner sides of the two ends of the cutter sleeve are used for output operation, the pneumatic polishing rod achieves the timely cleaning and polishing effect on the saw disc in the rotating process, so that follow-up long-time machining treatment is facilitated; and the effect of extracting powder slag generated in the cutting process can be effectively achieved, and therefore the cleanliness degree of the working environment is improved.

The invention discloses a tooth grinding device for production of a TA coating saw blade, and relates to the technical field of deep machining of cutting blades, the tooth grinding device comprises a base, a driving mechanism mounted at the top of the base and a tooth grinding mechanism mounted at the top of the base, and further comprises a pressing mechanism used for pressing the saw blade in the tooth grinding process; the cooling mechanism is used for cooling the saw blade in the tooth grinding process; the metal separation mechanism is used for removing metal scraps in the cooling liquid at the top of the saw blade; the stripping mechanism is used for removing the metal chippings on the metal separation mechanism at a set position; and the electromagnet disc on the outer side of the pressing block is driven to rotate, metal particles in cooling liquid at the top of the saw blade are rapidly adsorbed, the situation that the metal particles exist at the top of the saw blade is avoided, and the problem that in the grinding process of the next tooth groove, the metal particles in the cooling liquid at the top of the saw blade continuously flow into the tooth groove, and the grinding quality of the saw blade is affected is further avoided.

The utility model relates to the technical field of tooth pulling devices, and provides a saw blade tooth pulling device for a machine tool, which comprises a mounting seat, a fixing plate is fixedly mounted on the bottom side of one end of the mounting seat, a protective shell is fixedly mounted at the bottom end of the fixing plate, and a swing box is fixedly mounted at the bottom end of the fixing plate on the inner side of the protective shell. And a driving motor is fixedly mounted at the bottom end of the swinging box. The tooth pulling structure is arranged, the fixing base is fixedly installed at one end of the limiting rod through the bolt, then the limiting base penetrates through the limiting base, one end of the fixing base is made to be close to one side of the fixing shaft, and the distance between the tooth pulling push needle and the fixing shaft can be adjusted by moving the limiting rod. According to the saw blade tooth pulling device for the machine tool, tooth pulling treatment can be conveniently carried out on saw blades of different specifications on the outer side of the fixing shaft, the function that the device is convenient to adjust the tooth pulling distance is achieved, and therefore the use convenience of the saw blade tooth pulling device for the machine tool is improved.

The invention discloses automatic angle steel saw blade grinding equipment, and relates to the technical field of metal processing equipment.The automatic angle steel saw blade grinding equipment comprises a machine base, a positioning shaft, a fixing structure, an angle steel saw blade feeding mechanism, a damping braking mechanism and a grinding mechanism. The accurate feeding of the saw blade is realized; the damping braking mechanism eliminates rotation inertia of the saw blade, so that the saw blade can be stopped accurately, the grinding mechanism grinds all sawteeth of the saw blade accurately, the grinding quality of the saw blade is guaranteed, automatic grinding of the angle steel saw blade is achieved, and the grinding efficiency and quality are improved.

The invention discloses a saw blade cutter blade changing clamp which comprises a deflection assembly, a tilting assembly, a saw blade locking assembly, a clamping and pressing assembly and a saw blade pulling assembly, the deflection assembly is arranged on a machine table, the tilting assembly is arranged on the deflection assembly, the saw blade locking assembly is arranged on the tilting assembly, the tilting assembly and the saw blade locking assembly are connected with the tilting assembly, and the clamping and pressing assembly is connected with the saw blade pulling assembly. A clamping and pressing assembly and a saw blade pulling assembly are arranged on the side, away from the locking device, of the saw blade locking assembly, the clamping and pressing assembly right faces the locking device in the set position, the saw blade pulling assembly is located beside the saw blade locking assembly, and the position of the locking device is adjusted through the saw blade locking assembly. The tilting and swinging assembly, the saw blade locking and attaching assembly and the saw blade are driven by the deflection assembly to deflect left and right, and the saw blade locking and attaching assembly and the saw blade are driven to tilt and swing front and back in cooperation with the tilting and swinging assembly, so that the locked and attached saw blade is adjusted to a preset reference horizontal plane; and the saw blade which is leveled and / or rotated by the preset angle is clamped, pressed and fixed through the clamping and pressing assembly, so that the cutter stably cuts the saw teeth into cutter grains.

The utility model discloses a diamond saw blade sharpening machine, which relates to the technical field of saw blade sharpening machines and comprises a bearing table, a supporting table is fixedly mounted at the top of the bearing table, a servo motor is fixedly mounted at one end of the supporting table, and an output shaft of the servo motor is fixedly connected with a worm through a coupler. According to the grinding device, the rotating rod is arranged to bear the grinding piece, in the actual use process, the servo motor can push the worm wheel through the worm to achieve the purpose of driving the rotating rod, the angle and direction of the grinding piece can be adjusted through rotation of the rotating rod, the grinding piece can be conveniently and rapidly adjusted, and the grinding device is convenient to use and high in practicability. By means of the self-locking function of the worm gear and the worm, it is guaranteed that the grinding piece can be stably kept at a specific angle for a long time, when the grinding piece makes contact with the diamond saw blade, the grinding piece can bear the counter-acting force of large force, and the grinding quality can be guaranteed.

The utility model relates to a band saw blade welding integrated device. The band saw blade welding integrated device comprises a first feeding disc and a second feeding disc which are oppositely arranged. A cutting device and an end face grinding device are arranged between the first feeding disc and the second feeding disc. A multi-station rotating table is arranged on the opposite side of the end face grinding device. A welding device, a surface grinding device, a tooth grinding device, a polishing device and a sand blasting device are sequentially arranged on the multi-station rotating table in the clockwise or anticlockwise direction. The final welding quality of the band saw blade can be effectively improved through the machining devices sequentially installed on the multi-station rotating table; and through reasonable position layout of the first feeding disc, the second feeding disc, the cutting device and the end face grinding device, the welding machining efficiency of the band saw blade is effectively improved, and the band saw blade can be machined at the same position at a time.

Methods for performing bead-based analytical assays for detecting changes in abundance of target analytes in biological samples are disclosed. In an embodiment, a method involves eluting bead-captured analytes from a bead array under conditions that preserve spatial localization of the eluted analytes.