62results about How to "Grind evenly" patented technology

The invention discloses dual-drive dry grinding equipment, which belongs to the field of grinding equipment and comprises a grinding cylinder, two ends of the grinding cylinder are respectively and fixedly provided with a grinding cylinder rotating shaft, a grinding rotor is arranged in the grinding cylinder, two ends of the grinding rotor are respectively and fixedly provided with a rotor transmission shaft, and the rotor transmission shafts and the grinding cylinder rotating shafts are concentric and non-coaxial and can relatively independently rotate. According to the grinding equipment, in the grinding process, the grinding cylinder can be rotated to drive a grinding medium to roll, the grinding efficiency is greatly improved, meanwhile, the grinding medium is evenly stressed on the inner wall of the grinding cylinder to shear and collide, generation of static electricity is reduced, and therefore hardening and accumulation of powder on the inner wall are reduced, and the powder is more evenly ground; by rotating the grinding rotor, higher power is provided for the grinding medium in the grinding inner cavity, so that the grinding efficiency is improved again, the rotor transmission shaft and the grinding cylinder rotating shaft are of a concentric and heteroaxial structure, the grinding cylinder and the grinding rotor can rotate and operate at different rotating speeds, the grinding device is suitable for operation under different working conditions, and the error-tolerant rate is higher.

The invention relates to the technical field of machine tool precision control, in particular to a device for adjusting the friction torque of a ball screw, a machine tool for adjusting the friction torque of the ball screw and a method for adjusting the friction torque of the ball screw. The device comprises a ball screw, a prefabricated grinding nut and a jacking piece, the prefabricated grinding nut is used for grinding the ball screw, the shape of the prefabricated grinding nut is matched with that of the ball screw, and the prefabricated grinding nut is tightly attached to a ball screw raceway; the jacking piece is connected with the prefabricated grinding nut and drives the prefabricated grinding nut to be close to or away from the ball screw. When the nominal diameter of the ball screw changes in the working process, the ball screw is ground through the prefabricated grinding nut. The device can control the friction torque of the ball screw nut pair in real time, the stability of a machine tool in the operation process is effectively improved, and the machining quality is improved.

The utility model belongs to the technical field of grinding machinery, and particularly relates to a grinder and grinding equipment for a sealing surface in a valve body, the grinder comprises a rotating shaft, and further comprises a self-adaptive lifting floating piece of which the upper end is at least partially connected with the rotating shaft in a sleeving manner, the self-adaptive lifting floating part and the rotating shaft are fixedly connected in the circumferential direction and distributed on a vertical shaft, the lower end of the self-adaptive lifting floating part is free, and a swing type plane grinding head rotating around a transverse shaft perpendicular to the vertical shaft is hinged to the lower end of the self-adaptive lifting floating part. The swing type plane grinding head is hinged to the lower end of the self-adaptive lifting floating piece through a transverse shaft, so that the swing type plane grinding head can change in angle around the transverse shaft, a grinding layer can be matched with an annular grinding face in a valve body in angle, and the grinding layer is fully attached to the grinding face under the continuous downward pressing effect of the self-adaptive lifting floating piece. And uniform grinding is carried out along with rotation.

The present invention relates to a core-shell magnetic molecular imprinted polymer material, a preparation method and its application in enriching 25 steroid hormones in blood. The present invention is based on the polymerization reaction of 3,3-dihydroxybenzidine and p-benzoquinone, precipitates and polymerizes on the surface of magnetic ferroferric oxide nanoparticles modified with silicon dioxide to form a polymer layer, and simultaneously uses virtual template betamethasone for imprinting treatment to obtain a core-shell magnetic molecular imprinted polymer material. The core-shell magnetic molecular imprinted polymer material prepared by the present invention has good magnetic responsiveness. The adsorption test of 25 steroid hormones shows that the core-shell magnetic molecular imprinted polymer material of the present invention has good adsorption and desorption effects, and is convenient to separate and recyclable after adsorption, and has good application prospects.

The invention discloses high-precision gear tooth profile machining equipment, and belongs to the technical field of gear machining, the high-precision gear tooth profile machining equipment comprises a working plate, the upper surface of the working plate is fixedly connected with a vertical plate, the outer wall of the vertical plate is in bolted connection with a motor, and the output end of the motor is fixedly connected with a connecting shaft; the upper surface of the working plate is fixedly connected with an auxiliary plate, the left side surface and the right side surface of the auxiliary plate are both in a protruding shape, and the right side surface of the auxiliary plate is rotationally connected with a stress plate. A swing assembly is arranged between the auxiliary plate and the stress plate and comprises a connecting rod fixedly connected to the surface of the stress plate, and when the swing assembly works, the nozzle swings in a reciprocating mode. When the high-precision gear tooth profile machining equipment works, a gear to be ground is installed on the connecting shaft, the motor works at the moment, the connecting shaft and the gear are driven to rotate when the motor works, meanwhile, the nozzle sprays a grinding agent to grind the gear, the working process is rapid and convenient, and the working efficiency is high.

The utility model discloses a clinical nasal feeding tablet grinding device, and relates to the technical field of tablet grinding. The grinding device comprises a shell, a grinding box is fixedly connected to the inner wall of the shell, a first rotating ring is arranged above the shell, a second rotating ring is arranged at the bottom of the grinding box, a grinding assembly is arranged in the grinding box, a filter plate is fixedly connected to the inner wall of the grinding box, and a supporting column is fixedly connected to the center of the top of the filter plate. And the top of the supporting column is fixedly connected with a collision seat. According to the tablet grinding device, the grinding assembly is arranged, specifically, the first rotating ring is rotated to drive the grinding roller to rotate, tablets are ground, ground medicine powder can be discharged through the leakage groove in the filter plate and then falls on the fixing plate, and due to the fact that the leakage groove is formed in the filter plate, the ground tablets cannot be discharged out of the filter plate when being large; and therefore, grinding can be more uniform, the situation that particles are large is avoided, and a patient can eat the food conveniently.

The application provides a blade arc grinding process and belongs to the technical field of blade processing. The blade arc grinding process comprises the following steps: fixing the bottom of the blade through a lower fixing mechanism to facilitate the placement of the blade; fixing the upper part of the blade through an upper fixing mechanism to facilitate the grinding of the blade; installing the grinding wheel body through an installation mechanism to facilitate the replacement of the grinding wheel body; moving the grinding wheel body through a driving mechanism to facilitate the grinding of the blade by the grinding wheel body; and placing the blade in the fixed groove through the lower fixing mechanism, and the elasticity of the two return springs in each automatic clamping assembly enables the clamping block to automatically fix the bottom of the blade, so that the blade is placed more stably.

The utility model relates to the technical field of grain processing, and discloses a grain processing flour milling machine which comprises a base, a supporting column is rotationally connected to the center point position of the upper surface of the base, a milling disc is fixedly connected to the top end of the supporting column, and an annular baffle is fixedly connected to the upper surface of the base. And the upper surface of the annular baffle is fixedly connected with two fixing frames which are symmetrical in position, and a shell is installed between the two fixing frames. The millstone and the shell are arranged on the surface of the base, the millstone can be driven by the driving motor to rotate, so that the grinding blocks on the inner wall of the shell move relative to the millstone, grains are input into the shell, and the millstone and the grinding blocks are used for grinding the grains; and ground powder slides into the collecting groove of the base from the inclined surface of the grinding disc, so that the grains are uniformly ground, and a worker can conveniently collect the powder.

The utility model discloses a grinding device for mechanical roller production, and relates to the technical field of mechanical roller production. The polishing device comprises a workbench, the top of the workbench is fixedly connected with a top seat, the left side of the top seat is provided with a rotating assembly, the top of the top seat is fixedly connected with a blocking shell, a first motor is arranged in the top seat, the left side of the top seat is fixedly connected with a fixing block, and the interior of the fixing block is rotationally connected with a polishing roller; the grinding roller and the output end of the front face of the first motor are both fixedly connected with belt pulleys, the rotating assembly comprises a supporting seat, and the right side of the supporting seat is fixedly connected with a stabilizing ring. According to the grinding device, the clamping block is arranged, specifically, the rotating rod is driven by the third motor to rotate, meanwhile, the clamping block is driven by the limiting rod to rotate, the mechanical roller rotates along with the clamping block, the rotating shaft rotates on the fixing ring, and the grinding effect can be improved through simultaneous rotation of the grinding roller and the mechanical roller, so that grinding is more uniform, and flaws are reduced.

The utility model discloses an automatic feeding and discharging grinding machine, belongs to the technical field of grinding machines, and solves the problems that an operator needs to manually participate in each step operation after the steps are repeated after a next workpiece to be machined is manually replaced, and the automation process of a whole process is inconvenient. Comprising a connecting frame, a first grinding machine, a conveying assembly and a second grinding machine which are arranged on the connecting frame, a first conveyor and a second conveyor which are arranged on the two sides of the connecting frame, and a feeding assembly. An operator or a feeding mechanism only needs to place a disc-shaped or cylindrical workpiece on the first conveyor, the workpiece is smoothly fed into the grinding material channel through the operation of the air cylinder, the electric sliding rail and the electromagnet, the workpiece rotates in the grinding material channel, is ground through grinding wheels of the first grinding machine and the second grinding machine and is moved to the discharging end through the conveying roller, manual grinding is not needed, and the working efficiency is greatly improved. And the working efficiency and the automation level of the grinding machine are greatly improved.

The utility model relates to the technical field of cutter grinding devices, and discloses a grinding device for cutter machining, which comprises a workbench, a first motor is fixedly connected in the workbench, a threaded rod is fixedly connected to the output end of the first motor, a threaded sleeve is in threaded connection with the outside of the threaded rod, and a second motor is fixedly connected to the threaded sleeve. First hinge blocks are fixedly connected to the two sides of the threaded sleeve correspondingly, adjusting rods are rotationally connected to the interiors of the first hinge blocks, the other ends of the two adjusting rods are rotationally connected to the interiors of second hinge blocks correspondingly, and moving plates are fixedly connected to the upper portions of the two second hinge blocks correspondingly. The sides, away from each other, of the two moving plates are fixedly connected with second motors. According to the tool clamping device, a tool can be effectively driven to rotate after being clamped, the product quality and the machining efficiency are improved, chippings, dust or sputtering objects generated in the tool grinding process can be effectively prevented from splashing out, and the working safety is improved.

The utility model provides a rolling machine for lime production, and relates to the technical field of lime production, the rolling machine for lime production comprises a support base, the top of the support base is provided with a rolling cylinder, the outer ring of the rolling cylinder is rotatably connected with the inner cavity of the support base through a shaft sleeve, the top of the rolling cylinder is fixedly provided with a feed hopper, and the outer ring of the rolling cylinder is rotatably connected with the inner cavity of the support base through a shaft sleeve. A cylinder is arranged at the top of the supporting base, a second belt wheel is fixedly connected to the top of the cylinder, and a long rod is arranged in an inner cavity of the leather rolling barrel. According to the utility model, lime raw materials are efficiently and uniformly ground, the grinding mode can ensure that lime particles reach a finer degree, the production requirement of refined lime is met, the lime raw materials are continuously and uniformly rolled and ground in the conical hopper, and meanwhile, the scraper effectively scrapes the lime attached to the inner wall of the conical hopper, so that the production efficiency is improved. And the grinding uniformity and fineness are further guaranteed, and the quality of ground lime is guaranteed.

The present invention discloses a medicinal material grinder, comprising a motor, a grinding layer and a grinding layer, wherein the motor is fixedly connected to a fixed frame arranged at the top of the grinding layer, the grinding layer is arranged at the bottom of the grinding layer, a material receiving frame is fixedly connected to the bottom of the grinding layer, and the left and right sides of the material receiving frame are respectively fixedly connected to a tripod, the grinding layer comprises a cover plate, a grinding barrel, a crank 1, a grinding wheel and a sieve plate, the cover plate is arranged at the top of the grinding barrel, one end of the crank 1 passes through the cover plate and the fixed frame and is fixedly connected to the rotating shaft on the motor, the other end of the crank 1 is fixedly connected to the center position of the grinding wheel, the grinding wheel is meshed with the inside of the grinding barrel, and the sieve plate is fixedly connected to the bottom of the grinding wheel. The present invention can solve the shortcomings of insufficient and uneven grinding in the prior art, and the present invention provides a medicinal material grinder that can grind thoroughly and evenly.

The invention relates to the technical field of workpiece polishing, and discloses a polishing and grinding device for rotary workpiece manufacturing, which comprises a base, a movable cover is slidably arranged on the inner side of the base, air inlet covers are connected to the two sides of the base, one end of each air inlet cover is connected with the same air inlet pipe, and an air flow frame is connected to the interior of the base. And one side of the inner wall of the base is connected with an ultrasonic generator, the bottom end of the inner wall of the base is connected with an electromagnet, a crankshaft is rotationally arranged between the inner sides of the movable covers, one end of the crankshaft is rotationally provided with a plurality of sets of connecting suites, and the other ends of the connecting suites are connected with universal joints. According to the multi-workpiece polishing device, all-around uniform grinding of multiple workpieces is achieved, uncertainty of manual polishing is avoided, the machining efficiency is improved, it is ensured that the motion trail of the workpieces is stable in the high-speed reciprocating polishing process, accidental loosening is prevented, stable lifting of the movable cover is achieved, mechanical abrasion is reduced, and the working environment is clean.

The invention relates to the field of traditional Chinese medicine treatment, in particular to traditional Chinese medicine treatment equipment which comprises a machine body, a discharging groove is formed in the upper surface of the machine body, a conical grinding groove is formed in the groove bottom of the discharging groove, a columnar grinding groove is formed in the groove bottom of the conical grinding groove, and a discharging hole is formed in the groove bottom of the columnar grinding groove in a penetrating mode; a supporting block is arranged in the discharging groove, a fixing cavity is formed in the supporting block, a fixing hole is formed in the cavity wall of the upper end of the fixing cavity in a penetrating mode, and a conical grinding block and a columnar grinding block are lifted upwards, so that a gap between the conical grinding block and a conical grinding groove is enlarged, clamped traditional Chinese medicine can fall downwards and fill the gap, and the traditional Chinese medicine is clamped. And the conical grinding block can be pushed by the spring to descend and tightly abut against the traditional Chinese medicine to grind the traditional Chinese medicine, and then the traditional Chinese medicine is discharged after being finally ground between the columnar grinding block and the columnar grinding groove, so that the whole grinding process is smoother.

The utility model relates to the technical field of feed grinding and discloses feed grinding equipment for feed processing, which comprises supporting legs, a controller is fixedly mounted on the outer wall of each supporting leg, a cross beam is fixedly assembled at the top of each supporting leg, and a discharging hopper and a discharging box are respectively mounted at the top of each cross beam. An anti-blocking assembly is arranged at the top of the discharging hopper. A controller transmits a signal, so that a driving motor can be started, a rotating shaft can rotate, a crushing roller and a conveying belt can be driven to rotate synchronously in the rotating process of the rotating shaft, a rotating rod can be driven to rotate through a transmission wheel, and a plurality of crushing balls can perform primary crushing on feed raw materials; and secondary crushing blades can perform secondary crushing on the feed raw materials, so that the device can crush the feed more uniformly, the feed crushing efficiency is improved, the product quality is ensured, and meanwhile, the safety of operators is ensured.

The present application relates to the field of diamond grinding equipment, in particular to a single crystal diamond nanometer level profile grinding equipment, a nanometer air floatation C shaft is installed on the top of the upper end of the marble bed body, vibration-free rotating arc is ensured, the rotating precision is controlled to be below 30 nanometers, a fine adjustment X direction base is installed on the upper end of the nanometer air floatation C shaft, a coarse and fine differential head is installed on the fine adjustment X direction base, a fine adjustment Y direction base is installed on the upper end of the coarse and fine differential head, a planetary main shaft is installed on the side of the upper end of the marble bed body corresponding to the fine adjustment shaft, an air floatation main shaft is installed on the front of the planetary main shaft, the air floatation main shaft is arranged on the eccentric side of the front of the planetary main shaft, and a grinding wheel is installed on the air floatation main shaft, so that the air floatation main shaft can rotate while the planetary main shaft moves simultaneously, revolution and rotation are realized, tools are simultaneously ground, each direction of the single crystal diamond is adapted, uniform grinding is realized, and super-precision profile grinding is achieved.

The utility model relates to the technical field of special sand manufacturing equipment, in particular to a polyurethane combined lining plate for a ball mill, which comprises a corrugated lining plate and a trapezoidal lining plate, and the corrugated lining plate comprises a bottom layer, a middle layer and a surface layer which are sequentially arranged from bottom to top. Each trapezoidal lining plate comprises a bottom layer, a middle layer and a surface layer which are sequentially arranged from bottom to top, the corrugated lining plates and the trapezoidal lining plates are arranged at intervals, and the corrugated lining plates and the trapezoidal lining plates are mutually aligned end to end. The grinding effect of the ball mill can be improved through alternate arrangement of the corrugated lining plates and the trapezoidal lining plates, grinding and friction between materials can be improved through the corrugated structures of the corrugated lining plates, and the grinding efficiency is improved; and the trapezoidal structure of the trapezoidal lining plate can effectively push the materials upwards, so that the motion trail of the materials is increased, the grinding is more uniform, local excessive crushing is avoided, and the yield of fine powder is reduced.

The application discloses a preparation method of a polyanionic sodium ion battery positive electrode material, and comprises the following steps: S1, preparation of a precursor solution: a transition metal M source, an acid solution and a complexing agent are mixed and dissolved to form a precursor solution; S2, preparation of a pre-oxidized precursor solution: an oxidizing agent is added to the solution to generate a pre-oxidized precursor solution; S3, preparation of M(OH)x precipitation: a pH value of the pre-oxidized precursor solution is adjusted so that transition metal ions in the solution are precipitated in the form of M(OH)x; S4, preparation of a precursor powder: the M(OH)x precipitation, a sodium source, a phosphorus source and a carbon source are mixed wetly to obtain a precursor slurry; S5, drying of the precursor powder: the precursor slurry is dried and separated to obtain a dried precursor powder; and S6, high-temperature sintering: the precursor powder is sintered at a high temperature to obtain a polyanionic material. The polyanionic sodium ion battery positive electrode material has the characteristics of excellent electrochemical performance, high compaction density and low cost.

The utility model relates to the technical field of stirring mills, and discloses a stirring ball mill for tin oxide, which comprises a bottom plate, the left side and the right side of the top of the bottom plate are fixedly connected with support frames, the left side of the top of the bottom plate is fixedly connected with a protection box, and the inner wall of the left end of the protection box is fixedly connected with a motor I; the driving end of the first motor is fixedly connected with a driving wheel, the driving wheel is sleeved with a belt, the left end of the supporting frame on the left side is rotationally connected with a driven wheel, the driven wheel is sleeved with the other end of the belt, the right end of the driven wheel is fixedly connected with a stirring barrel, and the top of the stirring barrel is fixedly connected with a feeding pipe. According to the utility model, materials in the stirring barrel are shaken and beaten and crushed at the same time, so that the processing efficiency is improved, the materials can be crushed and ground uniformly, the consistency of material processing is improved, and the effect of cleaning the inner wall of the stirring barrel is realized.

Aiming at the defects in the prior art, the utility model provides the high-pressure jet mill for preparing metal silicon powder, which comprises a grinding barrel, a grinding mechanism for grinding metal silicon blocks is arranged on the grinding barrel, the grinding mechanism comprises a grinding cover, the grinding cover is fixedly connected to the top end of the grinding barrel, and the grinding cover is fixedly connected to the top end of the grinding barrel. The middle position of the bottom end of the grinding cover is fixedly connected with a guide column, the guide column annularly guides a metal silicon block, the inner wall of the grinding barrel is fixedly connected with a plurality of grinding columns, the grinding barrel is provided with an air conveying mechanism used for outputting high-pressure air flow, and the grinding barrel and the grinding mechanism are matched to grind the metal silicon block. The metal silicon block is blown up through the air conveying mechanism, the device is easy to operate, the metal silicon block can effectively and regularly impact the grinding wall, uniform grinding of the metal silicon block is achieved, the grinding efficiency is effectively improved, and practicability is high.

The utility model belongs to the technical field of chili processing, and discloses a crushed chili processing device, which comprises an outer barrel, the outer barrel is arranged above the ground, a rotatable grinding disc and a grinding and breaking structure are sleeved in the outer barrel, the grinding and breaking structure is arranged above the grinding disc, the grinding and breaking structure comprises a circular ring groove, the bottom of the grinding disc is provided with the circular ring groove, and the grinding disc is arranged in the circular ring groove. The circular ring groove is in a circular ring shape, a grinding rod capable of grinding hot peppers and breaking the hot peppers in a rising and falling mode is arranged above the circular ring groove, the grinding disc drives the hot peppers to rotate continuously, grinding is conducted in a position switching mode, grinding is uniform, the grinding rod is matched with the rotating circular ring groove to achieve the grinding effect, and when the circular handle is driven to rotate downwards along with the curved surface of the rising and falling block, the cube rotates in the clamping groove; when the round handle slides down from the cambered surface of the other side of the rising and falling block, the round handle drives the end of the grinding rod to fall down, the grinding rod has a mashing effect, grinding and mashing are combined to crush chilies, and the processing speed of the chilies is high.

The invention relates to the technical field of spinning needles, and discloses a wear-resistant sock needle intelligent finish machining device which comprises a base, an adjusting mechanism is arranged on the rear side of the top end of the base and used for adjusting the grinding speed and angle to achieve high-precision machining of sock needles, and a clamping mechanism is arranged on the front side of the top end of the base and used for clamping the sock needles. The clamping mechanism is used for clamping a sock needle so as to prevent the sock needle from deviating in the grinding process to affect the machining precision, and a loading and unloading mechanism is arranged at the top of the base and used for rapidly disassembling and assembling a grinding tool so as to meet different machining requirements. High-speed rotary grinding is achieved through combination of the driving motor, the transmission rod and the grinding head, the grinding angle is flexibly adjusted in combination with the swing arm and the connecting rod, precise movement of the sliding platform is achieved, uniform and controllable machining of the full length of a sock needle is guaranteed, and rapid and stable clamping of the sock needle is achieved through a linkage structure composed of the rotary knob, the eccentric shaft and the connecting rod.

The utility model provides suspension grinding equipment which is characterized in that a crushing mechanism is arranged in an inner cavity of a crushing box, the crushing mechanism comprises a mounting block, and the right side of the mounting block is fixedly connected with an air pump. Firstly, a suspension needing to be ground is added into a crushing box through a feeding hopper, a first driving motor is started to drive a rotating rod and a crushing roller, when the suspension enters the crushing box, an air pump drives a first crushing block to impact a second crushing block to crush the suspension, and the crushed suspension can fall down and is subjected to secondary crushing by a driving crushing roller and a driven crushing roller; the suspension subjected to secondary crushing can fall into the grinding barrel under the guide of a baffle, a second driving motor is started to enable a blade to rotate at a high speed to grind the suspension again, and the second driving motor drives a driving gear and a driven gear to enable a scraping strip to scrape off the suspension attached to the inner wall of the grinding barrel to grind again; the ground suspension can fall into the storage box, the drawer is pulled out through the handle, and the ground suspension is taken out.

The utility model provides a grinding machine. The grinding machine comprises a motor, a speed reducer, a fixed platform and a mold, a first belt wheel is arranged on a motor shaft of the motor, a second belt wheel is arranged on an input shaft of the speed reducer, the first belt wheel and the second belt wheel are connected through a belt, and an output shaft of the speed reducer is connected with the fixed platform. The upper surface of the fixing platform is detachably connected with a mold, and a grinding face is arranged in the mold. According to the utility model, the motor and the speed reducer which can drive the fixed platform and the mold to rotate are arranged, so that the fixed platform and the mold rotate automatically, the sealing surface of the valve core is arranged on the grinding surface, and the valve core is uniformly ground through the self-rotation of the grinding surface, so that the dimensional accuracy of the sealing surface of the valve core is improved, and the roughness of the sealing surface meets the technical requirements.

The invention discloses an automatic polishing machine for stone machining, and relates to the technical field of stone machining, the automatic polishing machine comprises a supporting frame and a linear electric sliding rail arranged in the supporting frame, a sliding plate is slidably connected to the linear electric sliding rail, an antiskid plate is fixedly mounted on the top surface of the sliding plate, and a stone plate is placed on the top surface of the antiskid plate; the stone plate cutting device has the beneficial effects that after a stone plate slides to the position under the first cutting mechanism through the linear electric sliding rail, the air cylinder is started to drive the position of the servo motor B to descend, then the position of the servo motor B is adjusted through the servo motor A, a grinding disc on the servo motor B is made to directly face the side face of the stone plate, and then the stone plate is cut; and then an electric telescopic rod is adjusted to enable a grinding piece to be attached to the surface of the stone plate, a servo motor B is started to drive the grinding piece to rotate to grind the stone plate, an air cylinder is adjusted to slide along an annular electric sliding rail, the four faces of the stone plate can be evenly ground, and meanwhile the grinding efficiency is improved.

The invention relates to the technical field of quartz piece processing, and discloses a quartz piece plane grinding monitoring device, comprising a grinding disc, a driving motor, and a support frame, wherein the grinding disc is rotatably arranged on the support frame, a driving motor is arranged at the bottom of the grinding disc, a liquid flow groove is arranged between the lower surface of the grinding disc and the upper surface of the support frame, a sealing ring is arranged outside the liquid flow groove, and a plurality of guide grooves are coaxially opened on the surface of the grinding disc; when the guide groove rotates with the grinding disc, the grinding liquid inside will generate centrifugal force, and the grinding liquid will be pushed to the outer edge under the action of the centrifugal force, so that the liquid moves upward along the inclined surface, and when the grinding liquid moves to the surface of the grinding disc, it will continue to be affected by the centrifugal force and move along the surface of the grinding disc, and the action of this centrifugal force makes the grinding liquid be continuously pushed to the outer edge in a ring shape, so that it forms a uniform film on the surface of the grinding disc, thereby realizing uniform grinding of the plane of the quartz piece.

The invention discloses semiconductor packaging equipment and a semiconductor packaging method, relates to the technical field of semiconductor devices, and aims to solve the technical problem that in a semiconductor packaging process, when a rib cutter continuously cuts a semiconductor lead frame, a cutting edge of a cutting knife is easy to wear and the shape of the cutting knife can be changed, so that the cutting precision is influenced. Comprising a rib cutter body, the rib cutter body comprises an operation table, an alternate cutting assembly and a maintenance assembly are arranged on the top face of the operation table, the maintenance assembly comprises a lifting plate, a lifting assembly is arranged on the bottom face of the lifting plate, and a reciprocating translation assembly and a grinding assembly are arranged on the top face of the lifting plate. The two sets of semiconductor cutting knives can alternately conduct cutting work, the semiconductor cutting knives working for a long time can enter the idle state, the other set of semiconductor cutting knives enter the working state, it is guaranteed that the cutting work is continuously conducted, and the cutting efficiency is improved. And the semiconductor cutting knife in the idle state can be ground and maintained through the grinding assembly.

The utility model discloses a grinding device for food processing, which belongs to the technical field of grain processing and comprises a processing barrel, a grinding shell and a grinding cone which are used for grinding grains are arranged in an inner cavity of the processing barrel, and a power component for providing power for the grinding cone is mounted on the inner wall of the processing barrel. An adjusting pipe matched with the treatment barrel is arranged on the periphery of the grinding shell, the adjusting pipe is fixedly connected with the grinding shell through a plurality of connecting rods, a plurality of limiting blocks are welded to the outer wall of the adjusting pipe, and limiting channels allowing the limiting blocks to penetrate through are formed in the periphery of the treatment barrel; a plurality of upper hydraulic rods and lower hydraulic rods corresponding to the limiting blocks in position are mounted on the outer wall of the treatment barrel, and the power assembly comprises a cross rod welded to the inner wall of the treatment barrel; the dustproof motor is installed at the top end of the cross rod, and an output shaft of the dustproof motor is connected with a rotating rod through a coupler. According to the grinding device for food processing, stable grinding can be carried out, adjustment can be carried out, and different grinding requirements are met.

The invention discloses a single crystal cutting device for semiconductor triode production, and belongs to the technical field of semiconductor triode processing, the single crystal cutting device comprises a mounting frame, the top of the mounting frame is provided with a cutting moving assembly for driving the mounting frame to move in the vertical direction, and the mounting frame is internally provided with a line body cutting assembly for cutting a single crystal. The wire body cutting assembly is rotatably connected with the mounting frame, a wire body adjusting assembly for adjusting the wire body cutting assembly is arranged on the mounting frame, the wire body adjusting assembly is in sliding fit with the mounting frame, a cutting liquid spraying assembly is further arranged in the mounting frame, and the cutting liquid spraying assembly is arranged towards the wire body cutting assembly. Two adjusting screw rods are rotated on the mounting frame to drive two sliding blocks to move in two sliding grooves, so that a second rotating wheel is driven to move, the tension of a cutting line is adjusted, and the cutting precision can be ensured.