77results about How to "Avoid miscutting" patented technology

The invention discloses an automatic tangent apparatus of an overedger, which comprises a centre controller, a first cloth detection apparatus, a handwheel detection device, an electromagnetic cuttingknife, a suction fan, a display circuit and a button input circuit. The centre controller electrically connects with the first cloth detection apparatus, the handwheel detection device, the electromagnetic cutting knife, the display circuit and the button input circuit respectively; wherein, the first cloth detection apparatus is arranged on a feeding cloth side of a feeding cloth table of the overedger, the handwheel detection apparatus is used for detecting a turning circle number of the handwheel of the overedger. A cutting-line work can be automatically completed by the apparatus provided by the invention, which can reduce labor intensity of operators, simultaneously, a cutting-line length can be controlled accurately which can increase utilization ratio of the line, thereby, increase production efficiency greatly.

A cutting worktable includes a worktable body have a distal side located away from a cutting tool and a proximal side located adjacent to the cutting tool. The cutting worktable further includes a support frame assembly disposed at the proximal side of the worktable body and used to lift an object to be cut so that the object to be cut is placed on a top surface of the worktable body in an inclined posture. The support frame assembly includes a support roller for contacting the object to be cut and the worktable body is provided with a limiting structure for abutting against the object to be cut and limiting its position. The object to be cut can thus be inclined via the support frame assembly and fixed by the limiting structure. The limiting structure can be in the form of a plurality of placement grooves to achieve placement of the object to be cut at different angles relative to the cutting tool and worktable.

The invention provides a rapid fixed-point method for a metallic grounding fault of a high-voltage cable joint. The method comprises the following steps: (1) inputting a step voltage signal source byan input module, a transformer, a gear switching module, a half-wave rectifying module, a time and driving circuit module and an output module; (2) performing step voltage signal detection by utilizing a step voltage indicator composed of a signal connecting module, a signal filtering circuit module, a signal amplifying circuit module and a galvanometer pointer table; and (3) determining a fault point. According to the method, the position of the fault point can be rapidly and accurately found in the metallic grounding cable fault of the joint, and the interference of external signals is not easily caused.

The invention discloses a needle knife. The needle knife comprises a needle handle and a first needle body. The needle handle is provided with a movable device; one end of the first needle body is fixed to the movable device, and the other end of the first needle body is provided with a needle edge or a dull edge; a second needle and the first needle are arrange side by side in the length direction; the second needle body is fixed to the movable device, and the other end of the second needle body is provided with a cutting sharp edge; the second needle body or the first needle body is driven by the movable device so that the second needle body and the first needle body can move relative to each other, and a first work station and a second work station are formed respectively; when the needle knife is located on the first work station, the needle edge or the dull edge goes beyond the cutting sharp edge so that the needle edge or the dull edge can work and the cutting sharp edge cannot work; when the needle knife is located on the second work station, the cutting sharp edge goes beyond the needle edge or the dull edge so that the cutting sharp edge can work and the needle edge or the dull edge cannot work. The combined needle knife can provide the function of free switching between the dull edge and the cutting sharp edge, and all parts of the needle knife are allowed to move in a retractable mode so as to provide quick selective operation of sharp, dull and special functions of the needle knife for a doctor.

The invention discloses a plate positioning device for laser cutting. The plate positioning device comprises a base frame in butt joint with a laser cutting device, wherein a plate centering positioning frame is arranged on the base frame and comprises a first moving frame and a second moving frame which are oppositely arranged; a plurality of first rotating rollers are arranged on the first moving frame; a plurality of second rotating rollers which are as high as the first rotating rollers are arranged on the second moving frame; inserting gaps are formed between the adjacent first rotating rollers and between the adjacent second rotating rollers correspondingly; the first rotating rollers and the second rotating rollers are arranged in a staggered mode and form a conveying roller way; and plate positioning conveying mechanisms are arranged on the first moving frame and the second moving frame correspondingly. According to the plate positioning device, plates are centered, positionedand conveyed, the to-be-cut plates are fed into the laser cutting device at a fixed placement position, thus precise positioning feeding of the laser cutting device is achieved, and the cutting efficiency and the cutting progress are effectively improved.

The invention relates to the technical field of battery soft wrapping foil processing, in particular to edge cutting equipment for battery soft wrapping foil processing, and the edge cutting equipment comprises an operation table, a pushing assembly, a feeding assembly, an adjusting assembly, a cross rod and a fourth motor, according to the edge cutting equipment, feeding is conducted through the feeding assembly, and the edge cutting position of a soft wrapping foil battery is adjusted through the adjusting assembly; according to the edge cutting equipment, the pushing assembly is matched with the blade to conduct edge cutting machining on the soft wrapping foil battery, the edge-cut soft wrapping foil battery is taken down through the feeding assembly, the edge cutting equipment achieves the streamlined machining process of automatic feeding and discharging, edge cutting machining is conducted on the soft wrapping foil battery automatically, the machining speed is higher, and the machining efficiency is improved. According to the edge cutting equipment, the carrying, edge cutting, material taking and feeding operations are achieved on the soft-packed foil battery by moving the carrying plate left and right, the machining process exists in each movement of the soft-packed foil battery, a series of streamlined edge cutting machining is conducted on the soft-packed foil battery by moving the carrying plate left and right, and therefore the equipment is more compact in structure and smaller in size.

The invention provides a cutting device. According to the device, one end of a first supporting pillar is connected with one end of a base, and one side of the first supporting pillar is further provided with a perpendicular moving mechanism; the perpendicular moving mechanism is used for adjusting the position, in the vertical direction, of the cutting device; a horizontal moving mechanism is connected with the perpendicular moving mechanism through a driving plate; the horizontal moving mechanism is used for adjusting the position, in the horizontal direction, of the cutting device; the cutting device is connected with the horizontal moving mechanism through a second supporting pillar; a walking part is installed at the other end of the base; and thus, the position, in the vertical direction, of the cutting device can be adjusted according to the perpendicular moving mechanism, the position, in the horizontal direction, of the cutting device can be adjusted through the horizontal moving mechanism, the cutting device can accurately reach the cutting position, and the cutting precision is improved.

The invention discloses a scalp separating cutter which structurally comprises a handle, a connecting device, a cutter main body, a blade fixing pile, a cutter head clamping groove and a separating end. The connecting device is arranged between the cutter main body and the handle, a fixing piece is disassembled through a fixing hole, and then the fixing hole is separated from the connecting main body through an inner shaft rod, and then an inner shaft rod is separated in the connecting main body, so that the problem is solved that the space is occupied when the scalp separating cutter is placed after the scalp separating cutter is used. The back portion is of a handheld wood handle structure, so that comfort and stability during surgical cutting are improved, a blade is reversely fixed, scalp and subcutaneous tissues can be effectively separated when the scalp is cut in front of the scalp cutter, tissues such as the fascia, muscles, blood vessels, periosteum and the like are preventedfrom being cut by mistake, intraoperative bleeding is reduced, operation time is saved, and guarantee is provided for good prognosis of patients.

The invention discloses a multifunctional visible trepan for two-channel minimally invasive operation. The multifunctional visible trepan comprises a trepan body, a positioning device, a spring and an endoscope, wherein the trepan body is used in a percutaneous spinal operation; the positioning device is clamped in the trepan body and used for achieving a positioning effect; the spring is connected to the positioning device in a sleeving mode and located inside the trepan body; and the endoscope is located in the positioning device and used for enlarging the operation view field. The trepan can monitor the nerve position in real time and is prevented from cutting the nerve by mistake, when the trepan moves, the endoscope can follow up in time, the operation view field is enlarged, and tissue fluid at the affected part can be flushed and sucked in time.

The invention relates to a cutting ruler, in particular to a cutting ruler for assisting tailoring and aims at achieving the technical effect of providing the cutting ruler for assisting tailoring with diversified assisting functions. The cutting ruler for assisting tailoring comprises a scale plate, a connecting rod, a pressing handle, an air bag, a first spring, a circular plate, a first outer scale, an inner scale, a sliding block, sliding rails, a blade and a movable plate; the circular plate is arranged on the right side of the scale plate, the air bag is arranged on the top of the circular plate, the first spring is arranged on the top of the circular plate, the pressing handle is arranged at the upper end of the first spring and located in the air bag, the connecting rod is connected to the left side of the bottom of the pressing handle in a hinged mode, the sliding rails are arranged on the front side and the rear side of the top of the scale plate respectively, and the sliding block is connected between the sliding rails. By the adoption of the first outer scale and a second outer scale, the length of the front side and the length of the rear side of cloth can be measured at the same time, size measuring time is saved, the scale plate does not need to be turned over, and the effort saving effect is achieved.

The embodiment of the invention relates to a manufacturing method for a semiconductor structure, and the method comprises the steps: forming a wafer stacking structure which comprises at least two wafers, wherein each wafer comprises a plurality of chips; performing a cutting step on the wafer stacking structure, and after the cutting step of the wafer stacking structure, enabling the plurality ofchips in the wafer stacking structure to be in an unseparated state; and carrying out the chip separation step, so that the chips in the wafer stacking structure are separated. According to the invention, the mistaken cutting of the chip in the wafer can be effectively avoided, and the performance of the semiconductor structure is improved.

The invention discloses a preparation method of a self-oxygen-supply type biomass fuel, and belongs to the technical field of biomass fuels. Various materials with simple sources can be adopted; afterthe pretreatment, fermentation is carried out, a part of auxiliary agents is added, and microwave treatment is carried out; the raw materials are mixed and then powdered; a layered paving and fillingbox is used for paving and filling the raw materials layer by layer; spontaneous combustion cracking-assisting wires are innovatively introduced and put into each layer of raw materials; oxygen supply particles are wrapped by a flammable material; the oxygen supply particles are decomposed under the action of high temperature to release oxygen; the immediate combustion fuses inserted into the spontaneous combustion crack-assisting wires are immediately combusted to release a large amount of heat; the consumption and oxygen release of the spontaneous combustion crack-assisting wires are further promoted along with multiple tiny explosion impacts, finally expanded cracks are formed in the biomass fuel, the biomass fuel is forced to crack and crush, oxygen is directly provided from multiplepositions in the biomass fuel, oxygen needed by combustion of the biomass fuel is maintained, the combustion is more sufficient, and the fuel utilization rate and the fuel efficiency are greatly improved.

The invention discloses a paper cutting cutter, which comprises a base plate (1) and a cutter body (2) arranged on the base plate (1), wherein at least one slide rail (3) is fixedly arranged on the base plate (1), a slide block (4) provided with an open hole (8) is arranged in the slide rail (3) in a clamping way, an illuminating mechanism is arranged on the slide block (4), and comprises a battery (5), a switch (6) and a laser emitter (7) in sequential connection, an emitting opening of the laser emitter (7) is projected out of the open hole (8) and is pasted with the horizontal plane of the base plate (1), the switch (6) controls the laser emitter (7) for emitting laser, and laser emitted by the laser emitter (7) forms linear radioactive rays on the horizontal plane of the base plate (1). The paper cutting cutter has the advantages that the radioactive rays capable of being directly displayed on paper can be formed, the radioactive rays are provided for people to directly judge whether the paper is correctly placed or not, and the paper on a plane can be regulated in time, so the paper cutting cutter has an auxiliary promoting effect.

The invention relates to an automatic single piece cutting machine, and belongs to the field of textile processing and forming technologies. The automatic single piece cutting machine comprises a worktable, a cutting head and a track. The track is erected on the worktable by a track frame, the track frame can move front and back along the worktable under the control of a controller, and the cutting head is connected with the track and can be driven by the track to move left and right; the cutting head can be repositioned jointly under the effect of the track frame and the track; the cutting head can be driven by driving sources to move up and down, and cloth pieces can be cut by the cutting head in up-down, left-right and front-back movement procedures. The automatic single piece cutting machine has the advantages that the automatic single piece cutting machine can be applied to processing western-style clothing and garments, the cloth pieces can be integrally cut and can be automatically clipped, and the like.

The embodiment of the invention relates to a semiconductor structure and a forming method thereof. The forming method comprises the following steps: providing a wafer stacking structure to be cut; performing first cutting processing on the wafer stacking structure, forming a first through hole in the cutting channel, and extending the first through hole to form a first extending pattern in the direction perpendicular to the first surface and the extending direction of the cutting channel; performing second cutting treatment on the cutting channel at the bottom of the first through hole, cutting the wafer stacking structure until the wafer stacking structure is cut through; forming a second through hole in the cutting channel through second cutting treatment; in the direction perpendicularto the first face and the extending direction of the cutting channel, enabling the second through hole to extend to form a second extending pattern, wherein the second extending pattern and the firstextending pattern have an overlapping part, and the width of the overlapping part is less than the width of the first through hole and the width of the second through hole. According to the invention,the cutting of the wafer stacking structure can be effectively realized, and mistaken cutting of the chip is avoided.

The invention discloses an overhead optical cable for splicing. A sheath comprises a circular sleeve part, a rectangular sleeve part and a connecting part which are molded integrally. A micro-tube packages a coloring optical fiber and forms a micro-cluster pipe unit. Two micro-cluster pipe units parallelly penetrate a second packaging chamber. A packaging pipe wraps the two micro-cluster pipe units. A reinforcing member is arranged in a first packaging chamber of the circular sleeve part. Two reinforcements penetrate through the rectangular sleeve part. Furthermore the two reinforcements are symmetrically arranged at the upper side and the lower side of the second packaging chamber. The left side wall and the right side wall of the rectangular sleeve part are respectively provided with twostripping grooves symmetrically. Two stripping grooves on the left side wall of the rectangular sleeve part are arranged symmetrically with the two stripping grooves on the right side wall. Two stripping grooves on each side wall of the rectangular sleeve part are correspondingly arranged outside the two micro-cluster pipe units, and are correspondingly arranged at inside of the upper side wall and the lower side wall of the second packaging chamber. The overhead optical cable is advantages in that a compact structure is realized; a multi-core micro-pipe structure is utilized for reducing thedimension of the cable as possible, reducing the external diameter of the cable, reducing weight of the cable and realizing easy stripping.