19results about How to "Guaranteed sharpness" patented technology

The utility model discloses a kind of outer hexagonal nut machining chip removal mechanisms, it is related to nut production technical field, including chassis, the middle fixed connection of chassis is limit sleeve one and limit sleeve two, the inner side wall of limit sleeve one is rotatably connected with rotating shaft one, the inner side wall of limit sleeve two is rotatably connected with rotating shaft two, in the utility model, three blades of processing tool cantilever after cutting outer hexagonal nut, its surface is easy to adhere to chip, if not cleaning can reduce blade sharpness and processing accuracy.Arc cover one is rotated 120 degrees in the range after corresponding blade leaves workpiece, airflow generated by axial fan is guided through arc cover two, when passing through the gradually narrow passage between the conical plate on the supporting plate, flow rate is enhanced, can efficiently blow off chip on blade, ensure that blade always maintains good sharpness, to ensure the accuracy of subsequent outer hexagonal nut polishing, reduce the processing error caused by chip residue, improve the stability of product quality.

The application discloses a device for eliminating the burr defects of hot-rolled stainless steel edges, which comprises a mounting plate, an adjusting mechanism, an edge cutting mechanism, a flat polishing mechanism and a side polishing mechanism, wherein the adjusting mechanism, the edge cutting mechanism, the flat polishing mechanism and the side polishing mechanism are arranged on the mounting plate, the edge cutting mechanism is arranged at one end of the mounting plate, the side polishing mechanism is arranged at the other end of the mounting plate, and the flat polishing mechanism is arranged between the edge cutting mechanism and the side polishing mechanism; the adjusting mechanism is movably connected with the mounting plate to adjust the spacing; and the mounting plate is arranged on a mounting frame. The edge cutting mechanism can cut the edges of the stainless steel plate, then the flat polishing mechanism and the side polishing mechanism can polish the cut edges of the stainless steel plate and remove the burrs. Furthermore, the edge cutting mechanism is additionally provided with a cleaning mechanism and a grinding mechanism, the cleaning mechanism can effectively clean the adhered sundries on the cutter to keep the cutter clean, the grinding mechanism can grind the cutter in real time to ensure the sharpness of the cutter, so that the cutter can cut quickly and the burrs can be reduced.

This invention relates to the field of silica gel recycling technology, and discloses a crushing device and recycling method for recycling waste silica silica gel. The crushing device for recycling waste silica silica gel includes a support frame and a twin-shaft crusher. A mixing mechanism is provided on the upper part of the support frame for mixing silica gel and lubricating powder. The mixing mechanism includes a mixing chamber, which is fixedly connected to the upper part of the support frame. A feed inlet is fixedly connected to the side of the mixing chamber away from the twin-shaft crusher. Multiple rollers are rotatably connected inside the mixing chamber. This invention uses the mixing mechanism to evenly coat the strip-shaped waste silica gel with lubricating powder, thereby reducing the adhesion and accumulation of silica gel on the surface of the moving blades of the twin-shaft crusher due to softening and high viscosity. This not only reduces the operating load of the motor and avoids the risk of motor overheating, tripping, or burning out, but also maintains the sharpness of the moving blade teeth, ensuring stable shearing and tearing effects and preventing excessive compression and clumping of materials.

The invention discloses a cutting and forming device for building block manufacturing, and relates to the technical field of building block cutting and forming devices.The cutting and forming device comprises a base and a support, the support is fixedly installed on the surface of the base, a sliding table is slidably installed on the surface of the support, a motor and a saw blade are arranged in the sliding table, and a saw chain sleeves the surface of the saw blade and is connected with the output end of the motor; a telescopic rod is rotatably installed on the surface of a base, a gland is fixedly installed at the free end of the telescopic rod, the gland is attached to the surfaces of bricks by rotating the gland, the horizontal height of the gland is adjustable through the telescopic rod so as to adapt to the bricks of different heights, and the bricks of different models can be effectively fixed; a hook is rotatably mounted at the position, close to the buckle, of the surface of the gland, and the gland is provided with a telescopic rod, so that the gland can fix bricks of different heights to adapt to cutting of different types of bricks.

The invention discloses a medical orthopedic annular casing drill, and relates to the field of medical equipment, a drill bit is provided with an inclined cutting assembly, and chip removal assemblies are arranged between a drill body and the drill bit; the inclined cutting assembly comprises a tool face, a first auxiliary rear tool face, a second auxiliary rear tool face, a first main rear tool face, a front tool face and a second main rear tool face, wherein the first main rear tool face and the front tool face intersect to form a main cutting edge; the chip removal assembly comprises an inner cavity, an inner cavity face, an inclined opening and a vent hole, the inner cavity is formed in the drill bit, the inner cavity face is obliquely arranged in the inner cavity, and the inclined opening matched with the inner cavity face is formed in one end of the vent hole. The cutting edge inclination angle ensures the sharpness of the drill bit, the axial relief angle is formed by the reference plane included angle formed by the main cutting edge and the central axis of the drill body, the situation that a tool nose is broken due to large cutting resistance is effectively prevented, and fine bone chips generated during drilling are discharged through vacuum chip suction.

The utility model relates to the technical field of hair trimmer, and discloses a heat dissipation structure and a hair trimmer, the heat dissipation structure comprises a machine body and a stationary knife, a heat dissipation air channel communicated with the outside is arranged in the machine body, a blowing device and a heat dissipation part are arranged in the heat dissipation air channel, and the heat dissipation part is used for conducting heat on the stationary knife; during use, heat of the heat dissipation component is conducted to air in the heat dissipation air duct, and the air blowing device works to discharge the air with heat in the heat dissipation air duct to the outside. The device is simple in structure and low in production cost; heat on the fixed cutter can be absorbed through the heat dissipation component, and the heat of the heat dissipation component is discharged to the outside through the air blowing device, so that the heat dissipation and cooling effects on the fixed cutter are achieved, the temperature of the fixed cutter is prevented from being too high, lubricating agents do not need to be frequently added to the fixed cutter, the fixed cutter is not prone to thermal fatigue, sharpness of the fixed cutter is guaranteed, and the service life of the fixed cutter is prolonged; the fixed knife is prevented from scalding human bodies and the use experience is improved.

The utility model discloses a knife box, which relates to the field of knife rests, and adopts the technical scheme that the knife box comprises a box body and a pressurizing arm, an inner cavity is formed in the box body, a cavity opening is formed in the inner cavity, the pressurizing arm is arranged in the inner cavity, one end of the pressurizing arm is hinged to the inner end of one side of the inner cavity, and a spring is arranged between the back face of the other end of the pressurizing arm and the outer end of one side of the inner cavity; the spring pushes the other end of the pressurizing arm to the other side of the inner cavity, and a V-shaped sharpening clamping opening is formed in the front face of the other end of the pressurizing arm. The spring is adopted to push the V-shaped knife grinding clamping opening formed in the pressure applying arm to make contact with the knife edge, the knife edge can be ground and the sharpness of the knife edge can be kept in the knife inserting and pulling processes, the spring provides pressure, and more labor is saved.

A ginseng stem and leaf crushing device relates to the technical field of ginseng stem and leaf processing and comprises a crushing barrel, two striker plates are slidably connected in the crushing barrel, a convenient tool changing mechanism is arranged in the crushing barrel and comprises a top cover, and four fixing rods are fixedly connected to the outer surface of the top cover. A servo motor is fixedly connected to the inner wall of the crushing barrel, a driving rod is fixedly connected to the output end of the servo motor, a first clamping block is fixedly connected to the top end of the driving rod, and four limiting rods are fixedly connected to the outer surface of the crushing barrel; the crushing barrel, the material blocking plate, the top cover, the fixing rod, the limiting rod, the limiting plate, the auxiliary bearing, the driven rod, the second clamping block, the servo motor, the driving rod, the first clamping block and the crushing cutter body are matched with one another; and the limiting plate is clamped with the limiting rod, so that the second clamping block below the top cover and the first clamping block on the servo motor can be stably clamped into the crushing cutter body.

This invention discloses a single-crystal end mill for processing light guide plates, comprising a shank and a cutting section disposed at one end of the shank. The cutting section includes a core and two inserts. The core is coaxially connected to the shank and is a quadrangular prism with a parallelogram cross-section. The angle between the short and long sides of the parallelogram is 70 degrees. The two inserts are respectively embedded on the outer surface of one side of the short side of the core. The cutting edges of the two inserts are parallel to the central axis. One end of the insert is flush with one long side of the core, and the other end protrudes beyond the other long side of the core. The rake angle of the insert is 35 degrees. The insert has a first clearance angle, a second clearance angle, and a third clearance angle sequentially arranged from the cutting edge inwards. The first clearance angle is 1 to 1.4 degrees, the second clearance angle is 28 degrees, and the third clearance angle is 32 degrees. The insert is made of single-crystal diamond. This invention has the advantages of reasonable and reliable structure, long service life, high processing efficiency, low product scrap rate, and ensuring smooth processing of light guide plates.

The utility model relates to the technical field of forming equipment, in particular to multi-layer composite resin tile integral forming equipment which comprises a mounting frame, hydraulic cylinders symmetrically mounted at the top end of the mounting frame, upper forming dies mounted at the bottom ends of output shafts of the hydraulic cylinders and lower forming dies mounted at the bottom end of the inner side of the mounting frame. A cutting frame attached to the outer side of the upper forming mold is arranged on the outer side of the upper forming mold, and a connecting frame is fixedly connected to the top end of the cutting frame. The cutting device has the advantages that by arranging the cutting frame, the connecting frame, the connecting rod, the connecting frame, the air cylinder, the fixing frame, the connecting plate, the limiting rod, the sliding seat and the limiting plate, when the device is used, the air cylinder is started; the output shaft of the air cylinder extends out to drive the connecting frame and the connecting component of the connecting frame to descend, the cutting frame cuts off the edge part of the composite resin tile, so that the edge part of the composite resin tile falls off, the edge cutting of the composite resin tile is rapid and labor-saving, and the working efficiency is improved.

The utility model discloses a plastic bag production technical field's device that a kind of plastic bag is divided, including cutting table, cutting table upper side movably provided with mounting plate, mounting plate downside is provided with blade, cutting table upper side is penetrated and is provided with the slot of butt joint blade, two groups of mounting blocks are movably provided in fixed frame inner side, two groups of mounting blocks outside are fixedly provided with whetstone, and multiple groups of fixed cylinders are fixedly provided in fixed frame inner side, and multiple groups of fixed cylinders inside are movably inserted with movable rod, and movable rod outside end is fixedly connected in fixed cylinder outside portion in mounting block, and first spring is provided in fixed cylinder inside. The utility model is through simple mounting structure, so that cutting blade can automatically polish while being divided to plastic bag, so as to keep the sharp degree of cutting blade, avoid dull condition, so that it is more conducive to cutting plastic bag, and the practical effect is good, and it is worth existing market promotion and use.

The utility model relates to the field of garden horticulture pruning tool discloses a telescopic high altitude branch sawing and cutting, including telescopic handle no.

The invention relates to the technical field of branch pruning, in particular to a positioning pruning device for fruit tree branches. Comprising a clamping shell arranged outside a rotating blade, the clamping shell is opposite to a fixed blade in position, when the rotating blade rotates, the clamping shell rotates along with the rotating blade to be attached to the fixed blade, a buffer assembly is arranged between the clamping shell and the rotating blade, and through cooperation of the clamping shell and the fixed blade, a branch part close to a tree trunk can be fixed in the pruning process; the counter-acting force generated during shearing is effectively counteracted, force transmitted to the wrist is reduced, discomfort of the wrist can be reduced even though thick branches are pruned or sheared for a long time, operation is more labor-saving and easier, meanwhile, due to the combined design of the arc-shaped groove and the arc-shaped spring, buffering can be provided while the branches are fixed, end openings of the sheared branches are prevented from being squashed, and the service life of the branches is prolonged. The completeness of a trimming notch is ensured.

The application provides an adjustable bread slicing device, relates to the technical field of bread processing, and comprises an electric box, one side of the electric box is provided with a cutter holder seat, a rotating shaft is arranged in the cutter holder seat, one end of the rotating shaft is connected with a cutter seat, a blade is arranged on the cutter seat, a grinding part for grinding the blade is arranged on the cutter holder seat, the grinding part comprises a hand screw rod which is screwed on the cutter holder seat, one end of the hand screw rod is connected with a grinding wheel, the hand screw rod is used for driving the grinding wheel to move so as to realize the contact or separation of the grinding wheel and the blade, and the grinding wheel is used for grinding the blade when the grinding wheel is in contact with the blade. The grinding part is arranged, the blade can be ground by the grinding wheel when the bread is not cut, the sharpness of the blade is maintained, the service life of the blade is prolonged, and the cost expenditure caused by replacing the blade is reduced.

The utility model relates to the field of suture processing, and disclose a kind of barbed cutting device of knot-free suture, including cutting table, still including movable base, movably being located on the cutting table;Two cutting parts are used to cut the barb of suture;Locking part is used to lock the suture to be cut, and the locking end of the locking part can rotate;Dust suction assembly is set on the cutting table, scraping assembly is connected to the cutting part, and scraping assembly has scraping end;The scraping assembly of the utility model can synchronously solve the problem of adhering barb of cutting end, when cutting disc high-speed rotation cuts, shell is sleeved outside cutting disc blade part, and the scraping groove opened in it is closely combined with cutting disc blade part, along with cutting disc rotation, scraping groove can scrape the barb scrap adhered in blade part in real time, prevent the dullness of cutting edge caused by scrap accumulation, guarantee the sharpness and accuracy of subsequent cutting.

The utility model provides a harvesting device for bamboo shoot planting. The harvesting device for bamboo shoot planting comprises a hoe fixedly provided with a fixing rod; the extension sleeve is arranged outside the fixed rod in a sliding and sleeving manner; the positioning groove is formed in the fixing rod; the fixed cylinder is fixedly mounted on the extension sleeve and is arranged on the fixed rod in a sliding and sleeving manner; the mounting groove is formed in the fixed cylinder; the spring piece fixedly provided with a clamping block is fixedly mounted in the mounting groove, and the clamping block corresponds to the positioning groove; the threaded sleeve is arranged on the fixing cylinder in a threaded and sleeving mode and used for pushing a clamping block fixedly installed on a spring piece to be embedded into the positioning groove. According to the harvesting device for bamboo shoot planting, the length of the hoe handle of the harvesting device can be adjusted according to needs, and the convenience of the device is improved.

The application relates to the technical field of medical devices, in particular to an end effector, an anastomat and a control method thereof. The end effector comprises a staple cartridge assembly, a knife member movably arranged in the staple cartridge assembly, and a driving assembly. The driving assembly is releasably connected with the knife member, and the driving assembly can drive the knife member to move from the first end to the second end and from the second end to the first end. When the knife member moves from the second end to the first end, the knife member is limited in the staple cartridge assembly, and the driving assembly is separated from the knife member. The application has the effect of preventing the repeated use of the knife member and can guarantee the operation quality.

The invention relates to the technical field of anti-cutting glove processing equipment, and discloses automatic detection equipment for anti-cutting glove processing, which comprises a base, and further comprises a detection part mounted on the base; the mounting part is arranged on the front side of the base; the moving part is positioned in the base; the detection part comprises a balance assembly, and the balance assembly is installed in the base; the downward pressing assembly is located on the front side of the base; the balance assembly comprises a first support arranged on the front side of the base, a first electric telescopic rod is fixedly connected to the inner wall of the base, and the output end of the first electric telescopic rod is fixedly connected with the first support. By arranging the detection part, the problem that in the using process of existing detection equipment, due to the fact that a blade rotating at a high speed needs to be used for downward pressing cutting in detection, normal detection of a sensor is easily affected by impact of the detection equipment, and then the anti-cutting performance detection result of the anti-cutting glove is affected is solved.

The utility model provides a long -life high -performance screw tip tap has the coarse handle handle, thin neck and screw tip of coaxial connection as an organic whole, the chip flute made of screw tip is three groove structure, and the chip flute of three groove structure is three equal parts distribution relative to tap center axis, and the chip flute groove shape is two straight lines two circular arc form, and the smooth transition between circular arc, the screw tip still is made with straight flute, and the screw tip tap adopts the high -speed steel material of vacuum heat treatment, cryogenic treatment and passivation treatment to make. The utility model solves how to reach the technical problem of high -efficient tapping processing of high -performance screw tip tap product on numerical control equipment, improves tap life, processing high -efficient, quality is stable, long -lived, is fit for promotion.