476 results about "Grinding teeth" patented technology

The invention relates to a large gantry polar-coordinate digital-control milling, hobbing and grinding gear combined machine adopting a beam both-side bearing structure by respectively hanging a milling gear headstock and a hobbing and grinding gear headstock at the left side and the right side of a beam. Compared with the prior art, the invention adopts the design concepts of polar coordinates and modularization and enables the connection sizes of lathes, bases, and the like as well as Y-direction and Z-direction feeding systems of a milling gear and a hobbing and grinding gear to have interchangeability, thereby decreasing the manufacture cost, lowering the assembly difficulty and improving the machining precision and the machining efficiency of large-module large-diameter gears. The invention integrates the machining characteristics for roughly and finely machining a milling gear, precisely spreading into a hobbing gear and molding a grinding gear with respective optimal process velocities and reasonably arranges a milling, hobbing and grinding gear headstock transmission chain capable of satisfying the requirements for molding the milling gear, spreading into the hobbing gear and molding the grinding gear.

A laser welding method for the carbonized gear in speed variator of car includes such steps as machining, anticarbonizing, carbonizing, quenching, tempering, grinding teeth and laser welding.

The invention discloses a method for machining a combined herringbone tooth part. The method includes the steps of machining slots of two helical tooth part and machining an assembly hole on a first helical tooth part; aligning centering errors of the herringbone tooth and machining several assembly holes evenly distributed on a second helical tooth part; aligning centering errors of the herringbone tooth and performing assembly; re-inspecting the centering errors of the herringbone tooth and issuing a centering inspection report; aligning the pitch circle run-out according to the centering inspection report and fastening the pitch circle run-out through a bolt after centering of the herringbone tooth; finishing pinholes on the two helical tooth parts and drilling assembly holes left on the second helical tooth part; re-inspecting the centering errors of the herringbone tooth and providing a correction direction of one of the two helical tooth parts; and decomposing the two helical tooth parts and grinding teeth according to the correction direction to obtain the finished product. According to the method, through three times of alignment of the herringbone tooth centering, two times of error re-inspection of the herringbone tooth centering, tooth grinding, slotting, matching, assembly hole drilling and tooth grinding, drawing design requirements are met.

The invention belongs to the field of small kitchen electric appliances and particularly relates to a soy milk making machine. The soy milk making machine comprises a milk making container and a base arranged under the milk making container, a motor arranged in the base is provided with a motor shaft extending in the milk making container, a movable grinding head is fixedly arranged on the bottomend of the motor shaft, and a static grinding head which is matched with the movable grinding head is fixed in the milk making container. When in fitting, the movable grinding head is arranged in an annular closed space of the static grinding head. The movable grinding head is in detachable connection with the motor shaft. The soy milk making machine has the advantages that the motor is arranged in the base, so that the motor is stable, vibrates slightly and produces low noise during work; the movable grinding head can be provided with different movable grinding guide teeth according to different grinding materials, so that the soy milk making machine is convenient to use and can adapt to the grinding of different materials; primary grinding, coarse grinding and fine grinding can be respectively realized with different screw teeth or grinding teeth, so that milk is finer and smoother and has higher concentration; besides, the movable grinding head and the motor shaft are in detachablestructures, a shaft coupling is arranged between the movable grinding head and the motor, and the movable grinding head can be freely detached and changed and is easy to clean.

The invention discloses a mechanical material grinding device which is reasonable and simple in structure, low in production cost, convenient to install and capable of effectively grinding and refining raw materials. The raw materials enter a grinding chamber from a feeding opening. A rolling motor can collect or release a grinding block through a cable, the grinding block grinds the raw materials, after grinding is finished, a hydraulic cylinder is contracted, the raw materials are separated from a bottom plate and enter a smashing chamber, smashing wheels carry out smashing, after being smashed, the raw materials are filtered through a filter screen, the large-particle raw materials continue to be smashed by the smashing wheels, the raw materials are separated from a discharging pipe andenter the grinding chamber, the first grinding wheel and the second grinding wheel grind the raw materials, grinding teeth on grinding rollers carry out further grinding on the raw materials, finally, the raw materials are subjected to thorough refining treatment through refining wheels, and under the effect of an air pressure rod, the refining wheels can move left and right and achieve refiningin place.

The invention discloses a high-efficiency crushing and grinding device for traditional Chinese medicines. The high-efficiency crushing and grinding device comprises a shell; the shell is of a cylinderstructure; supporting legs are symmetrically arranged on the left side and the right side of the bottom of the shell; a feeding hopper is arranged at the top of the shell; a preliminary crushing mechanism is arranged at the position, corresponding to the bottom end of the feeding hopper, of the top of the shell; a rotating disc is arranged in the middle of the shell; a grinding base is arranged on the lower side of the rotating disc; the left side and the right side of the grinding base are fixed to the inner wall of the shell through inclined rods; a vertical rotating shaft is arranged in the middle of the grinding base in a sleeved mode; the rotating disc is arranged at the top end of the vertical rotating shaft on the upper side of the grinding base in a sleeving mode; a plurality of grinding teeth are uniformly arranged on the peripheral edge of the outer side of the rotating disc; and grinding teeth are also arranged on the position, corresponding to the rotating disc, of the inner wall of the shell; the bottom end of the vertical rotating shaft extends into the bottom of the shell; and a grinding disc is arranged at the bottom end of the vertical rotating shaft. According tothe high-efficiency crushing and grinding device, the preliminary crushing mechanism is ingeniously arranged, and therefore the crushing efficiency is high, subsequent grinding can be facilitated, and materials can be prevented from being stuck; and in addition, a secondary grinding mechanism is ingeniously arranged, and therefore the structure is compact, and the grinding efficiency is high.

The invention relates to a novel pulping mechanism and a pulping machine. The pulping mechanism comprises a movable grinding disk and a static grinding disk, wherein the movable grinding disk is positioned at the upper side, and the grinding surface of the movable grinding disk is provided with convex grinding teeth; and the static grinding disk is positioned at the lower side, the grinding surface of the static grinding disk is provided with convex grinding teeth and feeding holes penetrating through the upper surface and the lower surface of the static grinding disk, and material and liquid enter the space between the two grinding disks through the feeding holes from the lower part of the static grinding disk for grinding; The pulping mechanism is soaked in the liquid, the height between the pulping mechanism and the bottom of a container is greater than the particle diameter of the material, the grinding teeth are used for discharging the liquid through rotation of the movable grinding disk to generate negative pressure in the grinding space, and the material at the lower part is pressed into the grinding surface from the lower part of the pulping mechanism for grinding. The pulping machine realizes the cyclical fine grinding effect by utilizing the pulping mechanism. The invention is suitable for families, has good pulping effect and little discharged residues, fully releases nutrient components in the material, and can effectively prevent the nutrient components from being damaged. The produced soybean milk, fruit juice and the like are nutrient, healthy and good in taste.

The invention relates to a crushing device, in particular to an efficient maize straw crushing device and aims at providing an efficient maize straw crushing device small in size, simple in operation and high in crushing speed. For solving the technical problem, the efficient maize straw crushing device comprises a base plate, a left frame, a collecting box, a right frame, a sliding way, an electric crushing wheel, a crushing box, a blanking hopper I, a turntable, a motor I, a sliding block, a cushion block, a baffle, a blade, a guiding sleeve, a guiding rod, a reset sliding rail, a motor II, a small belt wheel I, a belt I, a grinding wheel I, a large belt wheel I, grinding teeth, a large belt wheel II, a belt II, a motor III, a small belt wheel II, a V-shaped fixing frame, a grinding wheel II, a top plate, a blanking hopper II and a fixing plate, wherein the top of the base plate is sequentially provided with the left frame, the collecting box, the sliding way and the right frame from left to right. The efficient maize straw crushing device achieves the effects of small size, simple operation and high crushing speed.

The invention relates to mechanical grape crushing and processing equipment, in particular to a grape juice extractor for grade seed and peel removal. The grape juice extractor for grade seed and peel removal comprises a circular truncated cone shaped grinding box, wherein a circular truncated cone shaped grinding disc matched with the grinding box is arranged in the grinding box, grinding teeth are arranged on the side face of the grinding disc, an axial rotary shaft and a motor are arranged in the grinding disc, and an output shaft of the motor is connected with the rotary shaft. An inlet is formed in the top end of the grinding box, a filtering mechanism is arranged at the bottom end of the grinding box and comprises a filter screen and a stirring ball for stirring grape pomace on the filter screen, the stirring ball is connected with the bottom of the rotary shaft, the filter screen is inverted-cone-shaped, and the top of the filter screen is connected with the bottom end of the grinding box. A conveying trough for receiving juice is arranged under the filter screen. The grape juice extractor makes grape juice in a mechanical way, is high in production efficiency and thorough in juice extraction, is not in contact with the outside in the whole process, is clean and hygienic and is suitable for popularization and application in grape juice production and wine production.

The invention relates to a medicinal material grinding machine, in particular to a medicinal material grinding machine for traditional Chinese medicine health maintenance product production and aims at achieving the technical purpose of providing the medicinal material grinding machine for traditional Chinese medicine health maintenance product production, wherein the medicinal material grinding machine is thorough and uniform in grinding. To achieve the above technical purpose, the medicinal material grinding machine for traditional Chinese medicine health maintenance product production is provided and comprises a bottom plate, a collecting frame, first springs, a grinding box, a discharging hopper, a first bearing block, a first rotating shaft, a first belt wheel, a rotary disc, a swinging rod, a fixing block and the like. The first springs are symmetrically connected to the left side of the top of the bottom plate in a hook connecting manner. The tops of the first springs are connected with the grinding box in a hook connecting manner. A feeding hopper is welded to the top of the grinding box. An eccentric grinding barrel is driven to rotate through control over rotation of a rotation motor, medicinal materials are ground through cooperation of the eccentric grinding barrel and grinding teeth, and meanwhile the grinding box is driven to swing left and right.

The invention relates to a grinding method for a numerical-control worm grinding wheel of a cycloid gear. The space engagement theory is utilized, the three-dimensional profile equation of the worm grinding wheel of the machined cycloid gear is deduced according to the three-dimensional profile equation of the cycloid gear, and the cycloid gear is subjected to fine polishing through the worm grinding wheel. The grinding method has remarkable advantage compared with a cycloid gear forming and grinding technique, and intermittent machining is replaced by continuous machining. Meanwhile, the generating motion precision stability is higher than the intermittent Intermittent precision, so that the gear polishing precision is remarkably improved, the gear polishing production cost is remarkably reduced, and the gear polishing efficiency is remarkably improved. The grinding method is applied to a machine tool used for grinding the cycloid gear through the worm grinding wheel, a special clamp table for corresponding workpieces is designed, two cycloid gear blanks are positioned and installed at a time, and the spatial positions of the two cycloid gear blanks are determined. An online measuring head is additionally arranged on one side of the worm grinding wheel so as to position the spatial position of the worm grinding wheel. By means of the combination of the two techniques, rapid and accurate tool setting of the cycloid gear blanks and the worm grinding wheel is achieved.

The invention discloses a soil sample treatment device with a vibration drying function for environmental detection. The soil sample treatment device comprises a casing, wherein a feeding hole is formed in the top of the casing; a pair of grinding rollers is arranged in the casing below the feeding hole; centers of the grinding rollers are supported by grinding roller shafts; a plurality of grinding teeth are uniformly arranged on the circumferences of the grinding rollers; an intercepting screen is arranged below the grinding rollers and is arc-shaped, and a bulge is formed in the center of the intercepting screen; a grinding plate is arranged below the intercepting screen; the grinding plate comprises a horizontal plate and an arc plate; the horizontal plate and the arc plate are spliced; a grinding roller is arranged above the horizontal plate; a vibration plate is arranged below the grinding plate; a resistive heater is arranged in the vibration plate; a vibration device is arranged in the middle on the lower side of the vibration plate and comprises a rack; the lower side of the rack is fixedly connected with the middle on the lower side of the vibration plate. The soil sample treatment device disclosed by the invention has the beneficial effects that soil is subjected to stepwise grinding treatment, so that the soil granularity meets a detection requirement.

The invention relates to a machining method for a hardened face gear. The machining method comprises the following steps of (1) manufacturing a gear cutter, and machining a cutter relieving feeler capable of generating undercutting on the top of the gear cutter, wherein the cutter relieving feeler is formed outside an effective involute; (2) machining a gear blank, using a gear hobbing machine and a spiral bevel gear milling machine for conducting toothed machining on the gear blank, and forming an effective undercutting curve at the root of the gear; (3) conducting heat treatment, and conducting carburizing and quenching treatment on the gear; (4) conducting hole grinding treatment on an inner hole grinding machine with a gear ring, and conducting outer circle grinding on an outer circle grinding machine with a shaft gear; (5) conducting rolling or milling hardened face machining on the gear on the gear hobbing machine or the spiral bevel gear milling machine; (6) conducting toothed face grinding treatment on the machined gear on a gear honing machine or a bevel gear lapping machine. The machining method for the hardened face gear has the advantages that the tooth portion of the gear is high in machining precision, the cost of grinding teeth is low, and the machining efficiency is high.

The present invention provides a spice mill, in particular a pepper mill, having an improved design for setting the fineness of ground particles produced by the mill. Outer grinding teeth are located within a fixed seat. The fixed seat is connected to a rotating seat by means of a convex annular bead and a concave annular groove, thereby preventing movement of the rotating seat away from the fixed seat when the rotating seat is rotated in order to set the fineness of the ground particles. Inner grinding teeth are positioned within the outer grinding teeth and supported by a lift seat. Spokes on the lift seat are positioned within guide grooves located on the inner wall of the fixed seat whereby, on rotation of the rotating seat, the lift seat is moved upward or downward and the inner grinding teeth are shifted upwards or downwards, thereby setting the size and the fineness of the ground particles produced by the mill.

The invention provides a tooth grinding food which is made of a composition comprising wheat meal, grease, sugar and a leavening agent at least. The tooth grinding food is characterized in that the wet gluten content of the wheat meal or the wheat meal and starch is below 20 percent, preferably below 18 percent; and on the basis of 100 parts by weight of the sum of the wheat meal and the starch, the tooth grinding food comprises 14-22 parts of grease, 18-26 parts of sugar and 0.05-0.1 part of leavening agent, and the expansion ratio is between 1.0 and 1.2. The tooth grinding food is produced by a crisp biscuit production process, has proper hardness, is difficult to break and drop, is suitable for an infant to grind teeth and is beneficial to the growth of the teeth of the infant.

The invention belongs to the field of small kitchen appliances, and particularly relates to a soybean milk machine. The soybean milk machine comprises a movable grinding head arranged on a motor shaft, wherein the movable grinding head comprises a liquid flow driving device which is provided with at least one screw tooth, and a movable grinding tooth arranged at the upper end of the liquid flow driving device; and the liquid flow driving device has a rough shape of a cylinder or rod or inverted cone. When a material is prepared, the movable grinding head rotates at a high speed in a static grinding material guiding cavity to form driven liquid flow so as to produce rotary suction eddy current, and the material is rotatablely sucked into the liquid flow driving device, is coarsely ground and further is subjected to fine grinding by using the movable grinding tooth. The gap gradually becomes smaller from the bottom to top, and the grinding process in which the coarse material is ground into the fine material is realized at the same time. A grinding mechanism of the soybean milk machine has a good grinding effect, and the grinding head is easy to process and is wear-resistant.

The invention is applicable to the field of daily necessities, and discloses a multifunctional soymilk grinder with a grinding function, which comprises a blade used for crushing soybeans. A grinding device is also arranged in the soymilk grinder and comprises a fixed grinding plate and a movable grinding plate, and the surfaces of the fixed grinding plate and the movable grinding plate are both provided with grinding teeth used for further grinding soymilk flowing into the grinding device; the fixed grinding plate is fixed on the bottom of the soymilk grinder through a plurality of positioning columns, the movable grinding plate can rotate relative to the fixed grinding plate and is used for grinding, and the movable grinding plate and the blade rotate under control of a common motor shaft; and the soymilk grinder also comprises a diversion cup which is arranged on the upper part of the grinding device and is used for diverting the soymilk crushed by the blade into space between the fixed grinding plate and the movable grinding plate. The invention greatly improves the soymilk grinding quality, and facilitates the popularization of the soymilk grinder.

The invention discloses a surface-brazed abrasive particle internal spraying lubricating liquid grinding wheel and a grinding device with the grinding wheel. The grinding device comprises a grinding wheel basal body, a sealing ring, a mounting connecting shaft, an end surface pressing plate and the like. A liquid runner is arranged on the mounting connecting shaft; the grinding wheel basal body isprovided with an inner cavity communicating with the liquid runner; a brazing process is used for brazing spiral line type grinding teeth with dense tooth structures on a spiral boss on the outer circular surface of the grinding wheel basal body; and lubricating cooling liquid separation holes are formed between the grinding teeth through related machining processes. The grinding wheel basal bodyrealizes connection with the mounting connecting shaft through the end surface pressing plate and bolts. When parts are grinded, the lubricating cooling liquid enters an inner cavity of the grindingwheel by a runner in the mounting connecting shaft, and is precisely and uniformly acted on a grinding area through the lubricating cooling liquid separation holes on the grinding wheel basal body forlubricating and cooling the grinding area to guarantee the grinding quality of machined parts.

An environment-friendly medical waste treatment device comprises a bottom plate, a feeding device, a pushing device, a frame device, heating devices and a holding device. The bottom plate is provided with a first support, a second support, a third support, a fourth support and a material collecting tank. The feeding device comprises a feeding hopper, a first bent plate, a second bent plate, a first wheel and grinding teeth. The pushing device comprises an air cylinder, a first fixing frame, a first push rod, a first positioning rod, a second push rod, a first runner, a first fixing rod, a second fixing rod, a second runner, a second cross rod and a conveying belt. The frame device comprises a feeding frame, a frame body, a first supporting rod, a first cross rod, a rotating frame, a baffle, springs, a first magnet and a fifth support. Each heating device comprises a heat dissipation frame, a heating bar and a triangular block. The holding device comprises a first holding frame, a first vertical rod, a first holding rod, a second holding frame and a second magnet. By means of the environment-friendly medical waste treatment device, rapid and effective smashing treatment can be conducted on medical waste.

Tree stump grinding teeth for use in tree stump grinding wheel assemblies and tree stump grinding wheel assemblies that include one or more such grinding teeth. In the preferred embodiment of the invention, the grinding tooth includes a mounting base having a substantially flat surface from which a plurality of cleats project. The cleats are adapted to be received in corresponding bores formed in the wheel. A resilient impact pad is positioned between the mounting base of the grinding tooth and the wheel. The resilient impact pad protects the surface of the wheel from impact forces applied to the grinding tooth.