703results about How to "Cut evenly" patented technology

A surgical saw for cutting bone that can be used with ease in tight places yet maintain sufficient cutting power. The surgical saw 10 has a flexible linear body made of twisted stainless steel wire and cutting parts formed on the flexible linear body. The cutting parts are made of abrasive material affixed to the flexible linear body 12a alternating with portions of the flexible linear body with no abrasive particles 12b. Auxiliary cutting parts 13 of lesser cutting power may be provided along both lateral sides of each of the cutting parts 12.

The invention relates to the decorative winding device technical field, in particular to a base paper cutting winding machine which comprises an unwinding device and a winding device. A cutting mechanism comprising a cutting roller and a cutting knife is arranged between the unwinding device and the winding device, the two ends of the cutting roller are movably arranged on a cutting bracket, and the cutting knife is coaxially arranged on the cutting roller. A driving roller is arranged right under the cutting roller, the two ends of the driving roller are movably arranged on the cutting bracket, and the cutting roller is respectively connected with the two ends of the driving roller by driving pairs. Two groups of guiding roller sets are arranged on the winding device, and the guiding roller sets are arranged on a winding frame. A first winding roller and a second winding roller are respectively arranged on the upper part and the lower part of the winding frame, and the first and the second winding rollers are respectively connected with a first driving mechanism and a second driving mechanism. By utilizing the cutting winding machine, cutting and winding works can be completed by one time, furthermore, the cutting is equal and the winding is neat, thus conserving manpower and cost.

A curved saw having a saw blade 1 curved from the back end to the front end. A multitude of saw teeth 2 are formed on the concave edge of the curved saw blade 1 in such a way that angles α of tooth flanks 3 near the back end of the saw blade 1 with respect to the edge line 5, which connects the tooth tips 4 of the saw teeth, are relatively larger than angles α of tooth flanks 3 near the front end of the saw blade 1 with respect to the edge line 5.

The invention discloses a high-efficiency polishing lathe with flexible self-adapting shape follow-up polishing and grinding performance, which comprises a horizontal conveyor, a reciprocating swing system, a lifting-type self-rotating mechanism and a fixing-type revolution mechanism; wherein, a second motor and a power supply device are arranged on a supporting bracket fixed on a swing beam; the second motor is connected with the center of a rotating table through one end of main shaft for the rotating table; the rotating table is arranged the swing beam; a first motor is arranged on the rotating table through a cylinder and the support; the output shaft of the first motor is connected with a drive shaft connected with a universal flexible coupler; an abrader is arranged at the lower end part of the universal flexible coupler; the first motor also moves upward and downward under the action of the cylinder when driving the abrader to rotate. The invention has an advantage of being widely applied in surface polishing grinding in plate building material such as polished ceramic tile and stone material.

The invention belongs to the technical field of engineering machinery, and specifically discloses a full-section hard rock tunnel boring machine cutter head and an excavation method, including a main cutter head mechanism, an expansion cutter head mechanism and a connecting body; The mounting hole of the connecting body of the driving mechanism; the main cutter head mechanism includes the main cutter head, the first slag removal knife, the first hob unit and the first water knife unit; the expansion cutter head mechanism includes several auxiliary cutter head mechanisms; the auxiliary cutter head mechanism It includes an auxiliary cutter head, an auxiliary cutter head installation frame, and a telescopic mechanism; a second hob group, a second water jet group and a second slag removal knife are arranged on the cutting end of the auxiliary cutter head. The water jet group of the cutter head of the present invention can cut the tunnel rock with water flow, and the tunnel rock becomes looser after the water flow cutting, and then the hob unit rolls and crushes the looser tunnel rock, which effectively reduces the excavation stress and protects the hob; The telescopic mechanism connected to the cutter head can change the cutting diameter of the cutter head, which is suitable for the needs of tunnels with various diameters.

An end mill body rotatable around an axis; peripheral cutting edges formed at a periphery of the end mill body located close to a distal end thereof; bottom cutting edges formed at a distal end of the end mill body; and corner cutting edges formed between the peripheral cutting edge and the bottom cutting edge. The corner cutting edges are formed to curve inwardly in a radial direction of the end mill body as they approach the distal end of the end mill body from the terminal end thereof and curve toward the terminal end of the end mill body after reaching the distal end of the end mill body. The bottom cutting edges are formed to communicate with the corner cutting edges and are close to the terminal end of the end mill body as the bottom cutting edge approaches inwardly in the radial direction. A value of a rake angle α of the corner cutting edge with respect to the axis −10°≦α≧10°. A rake surface of the corner cutting edge and a rake surface of the bottom cutting edge each are formed like a plane, and the rake surface of the corner cutting edge is formed to be flush with the rake surface of the bottom cutting edge. When an external diameter of the end mill body is D, a value of a curvature radius R of the corner cutting edge is greater than or equal to 0.1×D and is less than or equal to 0.3×D.

The invention discloses a swinging steel pipe equidistance cutting device. The left end of a driving shaft is fixedly connected with a first bevel gear; the first bevel gear is engaged with a second bevel gear; the second bevel gear is fixedly connected with the middle part of a driven shaft; the lower end of the driven shaft is fixedly connected with a semi-bevel gear; the semi-bevel gear is provided with teeth on one half and no tooth on the other half; third bevel gears are arranged on the two sides below the semi-bevel gear, and are fixedly connected with rotating shafts; the tooth part ofthe semi-bevel gear is engaged with the third bevel gears; the right ends of the rotating shafts are fixedly connected with small gears; the small gears are engaged with large gears; the right sidesof the large gears are fixedly connected with the upper ends of swing rods; and cutting blades are arranged at the middle parts of the lower ends of the swing rods. The device uses the small gears fordriving the swing rods to swing back and forth; when the swing rods swing, a first transmission belt drives the cutting blades to rotationally cut to realize swing cutting; and a fixed disc and a ratchet are used for realizing intermittent one-way rotation of a lead screw to achieve intermittent feeding function of pipes so as to finally achieve equidistance cutting effect of pipe fittings.

The invention relates to a prefabricated crack preparation device and method for a standard rock test piece. The preparation device mainly comprises a cutting system, a driving system and a tabletop system. The standard rock test piece is arranged in the test piece cutter of the tabletop system and the test piece cutter comprises a crack positioning semi-open steel mold and a cutting angle adjuster. The cutting system is used for crack cutting of rock pieces. The driving system provides driving force for the cutting system. The cutting system and the driving system are arranged on the tabletopsystem. According to the prefabricated crack preparation device and method for standard rock test piece, the preparation of the inclined crack and the through crack of the standard rock test piece surface can be realized, the geometrical dimension and the cutting speed of the crack can be adjusted, the structure is simple, the manufacturing process is simple, the degree of mechanization is high,and the crack is prepared accurately, and can be widely applied to joint fracture rock mechanics tests in the field of hydroelectric, transportation, energy and mine engineering.

The invention relates to the field of food processing equipment, in particular to a fully automatic intelligent noodle processing and making method. The fully automatic intelligent noodle processing and making method is characterized by at least comprising the following steps: an extruding can is arranged, an extruding roller is arranged in the extruding can and can rotate in the extruding can, and a flour inlet is formed in the extruding can; a water inlet is formed in the flour inlet, flour is added from the flour inlet, water is added from the water inlet, the extruding roller is driven to rotate so as to mix the flour and the water, and the flour and the water are extruded to be formed into dough; a forming and cutting mechanism is arranged under the extruding can, and the forming mechanism comprises two dough pressing rollers and two dough cutting rollers, wherein two dough cutting rollers are arranged under the two dough pressing rollers to drive the two dough pressing rollers to rotate; the dough pressing rollers press the dough into wrappers and drive the two dough cutting rollers to rotate; the dough cutting rollers cut the wrappers into noodles. The fully automatic intelligent noodle processing and making method disclosed by the invention has the advantage that the fully automatic processing and making of noodles is realized.

A pill, or like object, splitting apparatus includes a base having a bottom and continuous side walls defining an interior area. The side wall defines primary apertures. A cutting platform is situated in the interior area in a first horizontal plane defined by apertures, the cutting platform defining a bore extending horizontally between the primary apertures. Primary clamp members extends through respective primary apertures into the bore of the cutting platform. The clamp members engage with the pill to position and hold the pill/tablet stable during the cutting process. A plunger assembly having a compression plate and a blade is operatively coupled to the compression plate, the plunger selectively positioned in communication with the interior area via the open top of the base such that the blade severs the pill upon a downward pressure on the compression plate. The cutting portion is interchangeable with different configurations of blade/blades.

A production method for obtaining a stacked device from a wafer is provided. The wafer has: a device forming region formed on a surface having plural devices formed thereon, the devices having surfaces and thicknesses; a peripheral extra region surrounding the device forming region; and plural metal electrodes embedded in the surfaces of the devices and having thicknesses which are equal to or larger than the thicknesses of the devices. The method includes: a protective tape applying process for applying a protective tape to the surface of the wafer; a rear surface recess forming process for thinning only a region, which corresponds to the device forming region, on a rear surface by grinding, thereby forming a recess on the rear surface, forming a ring-shaped protrusion projecting from the rear surface on the peripheral extra region, and exposing the metal electrodes at the rear surface; an etching process for removing mechanical damage, which is provided to the recess by the grinding, by etching to the recess, and forming a rear surface side electrode portion by projecting the exposed metal electrodes from a bottom surface of the recess; and a dividing process for dividing the wafer into the devices.

A novel set of biopsy-gun related tools are developed in order to make a better safer sampling and diagnosis, comprising a set of tools that takes the sample, releases a drug impregnated plug and additionally may inject drugs, measure pH and the molecular content of the penetrated tissues.

A novel technology aiming to minimize the penetrated tissue damage, using a small diameter needle with capabilities for immediate spectroscopic analysis of the tissue, and followed by sampling and plugging of the tissue when needed.

The invention describes a set of variable diameter thin tubes used to guide and insulate the penetrated organs, and a final operation of plugging the wounds with absorbable substances, impregnated with drugs.

The supplementary low intensity radiation sources could increase the processes' accuracy and safety, offering the opportunity of gathering supplementary x-densitometry information.

In a method for allowing a cutter blade to relatively travel along an outer periphery of a semiconductor wafer to cut a protective tape joined to a surface of the semiconductor wafer in conformity with an outer shape of the semiconductor wafer, the cutter blade is allowed to relatively travel along the outer periphery of the semiconductor wafer with a positioning notch provided on the outer periphery thereof. The cutter blade is rotationally turned at the fore half of the notch recessed on the outer periphery of the semiconductor wafer during the relative travel of the cutter blade in such a manner that its blade tip is directed toward the center of the wafer. In contrast, the cutter blade is rotationally turned at the rear half of the notch in such a manner that its blade tip is directed toward the outer periphery of the semiconductor wafer.

A capsulotomy cutting device, including a planar cutting head sized to fit into intraocular tissue, including at least one sharp edge and an oscillation mechanism adapted to oscillate the cutting head.

The invention relates to an animal husbandry forage grass cutting device, in particular to a double-eccentric-gear type forage grass cutting device for animal husbandry, and aims to solve the technical problem of providing a double-eccentric-gear type forage grass cutting device which is high in cutting efficiency, rapid in cutting speed and convenient to operate for animal husbandry. To solve the technical problem, the invention provides the double-eccentric-gear type forage grass cutting device for animal husbandry. The double-eccentric-gear type forage grass cutting device comprises a bottom plate, a left rack, a first sliding track, a first sliding block, a moving frame, a second sliding block, a cutting frame, a second sliding track, a right rack, a mounting base, a first belt pulley and the like, wherein the left rack, the first sliding track, the second sliding track and the right rack are sequentially arranged at the top of the bottom plate from left to right; the first sliding block is arranged on the first sliding track in a sliding manner. The double-eccentric-gear type forage grass cutting device has the effects of being high in cutting efficiency, rapid in cutting speed and convenient to operate, and is long in service life, high in production efficiency, excellent in cutting quality and favorably increased in overall levels such as overall properties.

The invention relates to cake processing equipment, specifically to automatic cake dicing equipment. The invention is to solve the technical problem of providing the automatic cake dicing equipment capable of uniformly cutting cakes and conveniently taking out the cake. The automatic cake dicing equipment comprises: a base, wherein the left side of the base partially protrudes frontwards; a mounting frame, which is arranged at one side of the upper part of the base; a steering mechanism, which is arranged at one side, far away from the mounting frame, of the base and used for rotating a cake;and a working disc, which is fixedly connected with and arranged at the upper part of the steering mechanism, wherein a circular groove is arranged at the top part of the working disc. The automatic cake dicing equipment provided by the invention reaches the effects of uniformly cutting the cake and conveniently taking out the cake; the cake is cut through up-down movement of the cutting mechanism; meanwhile, the cake intermittently rotates through the steering mechanism, so the cake can be uniformly cut.

The invention relates to building reinforcing construction equipment comprising a bottom plate. A tensioning conveying device is mounted on the bottom plate; a gluing device is mounted on the rear side of the bottom plate and located above the tensioning conveying device; a cutting collecting device is mounted on the front side of the bottom plate; the tensioning conveying device comprises a winding roller, a first adjusting roller, a first limiting roller, a second limiting roller, a second adjusting roller and a coiling roller which are sequentially mounted on the bottom plate from front toback; and a carbon fiber cloth body is wound around the coiling roller. The building reinforcing construction equipment can solve the problems that in the existing process of manual treatment of a carbon fiber cloth, the carbon fiber cloth needs to be manually cut according to the processing size, the carbon fiber cloth needs to be manually coated with glue, the glued carbon fiber cloth needs to be manually stacked, manual gluing is not uniform, the house reinforcing effect is affected, carbon fiber cloth manual stacking is complex in operation, the space required for stacking is large, and the space utilization rate is low.

The cutting tool insert 1 is in a substantially plate form and of polygonal shape and is provided with a major cutting edge 16A (or 16B) extending from one corner 14A (or 14B) toward the other corner 15A (or 15B). The major cutting edge 16A (or 16B) comprises a first edge line and a second edge line that meet to form an obtuse angle, which causes the area where the first and second edge lines meet to protrude slightly outwards, as viewed from above. The first edge line slopes down towards the second edge line so that the distance with a seat face 11 decreases gradually as viewed from the side, and the first edge line forms an obtuse angle with the second edge line causing the top face area to dip down towards the seat face. The first edge line is shorter than the second edge line.

A method of cutting seed potatoes prior to their planting is provided in which a high pressure water jet is employed to slice the potatoes into the desired sized pieces. The present invention employs a single water jet, a plurality of water jets, or a cutting tube configuration containing either single or multiple water jet streams which are projected through the center of the cutting tubes or the cutting area and an equal amount of stream collector tube or tubes which contain the jet or jets and collects and directs the spent water to a proper location for its final collection or final discharge. Additionally, the use of this water jet system ensures that the seed potatoes that are cut will not contaminate one another through the cutting instrument as the water used in the cutting process only comes into contact with one potato and is then discharged from the system.

The bread cutting and forming apparatus includes one frame, cutting machine, forming machine and control circuit. It features the cutting machine including auger compartment, detachable material bin, motor, reducer, two augers set inside the auger compartment and connected to the reducer and two layer cutting sleeve; and the forming machine including three-layer reciprocating horizontal conveyer belts, driving motor, reducer, reducing kneading channel of semi-circular cross section in the top of the upper layer conveyer belt, reducing vertical kneading channel in the middle layer conveyer belt, pressing channel comprising one pair of rolls to connect the middle layer conveyer belt and the low layer conveyer belt, and spring support damping plate in the top of the lower layer conveyer belt. The bread cutting and forming apparatus can produce unbaked bread in regular shape.

A male circumcision and suture device includes a glans receiver socket including a glans socket for inserting into an excess foreskin of a patient and a socket shaft extended from the glans socket, an operation housing having a shaft channel extended from a front edge, an annular cutter coaxially coupled at the front edge of the operation housing, a plurality of staples spacedly disposed at the front edge of the operation housing, and two operation handles pivotally coupled at the operation housing to actuate the annular cutter and the staples at the same time. When the operation handles to are concurrently and pivotally actuated, the annular cutter is pushed out of the front edge of the operation housing for removing the excess foreskin of the patient and at the same time, the staples are pushed for applying stitches at a cut area of the excess foreskin of the patient.

The invention relates to a cutting device, in particular to a fire extinguishing pipe cutting device for firefighting. The fire extinguishing pipe cutting device for firefighting aims at achieving thetechnical effects that a fire extinguishing pipe does not need to be manually cut, time and labor are saved and length and pipe orifice cutting of the fire extinguishing pipe is uniform. According tothe technical scheme, the fire extinguishing pipe cutting device for firefighting comprises a bottom plate, a left support, a top plate, supporting rods, a placing table, a first supporting rod, a rotating shaft and the like; and the left support is fixedly connected to the left portion of the upper side of the bottom plate, the top plate is fixedly connected to the upper portion of the right side of the left support, the two supporting rods are fixedly connected to the left portion of the upper side of the bottom plate, the two supporting rods are arranged left and right, and the supportingrods are both located on the right of the left support. The effects that the fire extinguishing pipe does not need to be manually cut, time and labor are saved and length and pipe orifice cutting of the fire extinguishing pipe is uniform are achieved, the position of the fire extinguishing pipe can be better fixed through the arrangement of a third sliding rail, a third sliding block, a buffer plate and a fourth spring, and cutting of the fire extinguishing pipe is more uniform.