798results about How to "Quick cut" patented technology

An automatic sample cutting method for shoe sole detection relates to the field of shoe sole detection equipment, and comprises a machine table, a shoe sole clamping mechanism, a numerical control milling cutter mechanism, a manipulator and a visual system, the shoe sole clamping mechanism comprises a shoe tree, a clamping cylinder and a clamping plate, and the shoe tree is inversely arranged on a working platform; the clamping cylinder pushes the clamping plate to move and clamps the shoe on the shoe tree; the numerical control milling cutter mechanism is arranged on the machine table and can cut shoe soles. The manipulator is arranged in the machine table to clamp the cut sample; the visual system comprises a visual camera and a controller, the visual camera is arranged at the end of the mechanical arm and can move along with the mechanical arm to collect marks on the shoe sole and feed back images to the controller, the controller controls the numerical control milling cutter mechanism to switch cutters and cut the shoe sole, and cutting and sampling of shoe sole samples can be rapidly completed. According to the shoe sole cutting device, only a small number of persons are needed to install and observe shoe soles beside the device, labor force is saved, some shoe soles made of firm materials can be rapidly cut, and working efficiency is improved.

The invention discloses an arc risk situation awareness prediction method and system based on multi-characteristic dynamic mapping, and belongs to the technical field of electrical fault detection.The method comprises the steps that arc characteristics are extracted according to a current waveform of an electric power system, and the arc generation position is determined by combining the propagation rule of the arc characteristics; predicting the development trend of the arc form image and the energy signal according to the arc form image and the energy signal of the current waveform; according to the development trend of the arc characteristics, taking the arc as a heat source, reflecting the contact area of the arc and air by the arc form image, and combining with the heat transfer rule of the arc to obtain the temperature field distribution of the arc; and according to the arc generation position and the temperature field distribution, in combination with the distance perception between the ignition point of the evaluation object and the arc boundary, predicting the arc risk on the installation line of the evaluation object, and making corresponding emergency prevention measures according to the risk evaluation result. And accurate prediction, reliable identification and rapid cutting-off of the fault arc are realized.

The invention relates to the technical field of cable connection, and discloses a large cable auxiliary docking device for power construction, which comprises a cutting mechanism, the cutting mechanism further comprises a base, the inner wall of the base is fixedly connected with two support rings, the inner walls of the two support rings are rotatably connected with gear rings, and the gear rings are fixedly connected with the base. A worker moves the cables until the two cables are attached to each other, a motor is started to drive a gear rod to rotate, a gear ring is made to rotate, an electric telescopic rod is driven to rotate, the electric telescopic rod is started to stretch out, a connecting block is driven to descend, a saw blade descends to make contact with the cables and cut insulating layers of the cables, and when the connecting block descends, a pressing wheel descends; when the cable insulation layer is cut, the cable insulation layer enters a cutting opening cut by the saw blade, insulation layers on the two sides of the cutting opening are expanded, the saw blade is prevented from being extruded, extra support is provided for the saw blade, redundant insulation materials in the cutting opening can be removed, the cable insulation layer can be rapidly cut, the cutting opening can be kept flat, and butt joint between cables is facilitated.

The utility model discloses a multifunctional cutting device for EPE special-shape processing, which comprises a workbench, a fixing frame is slidably mounted at the top of the workbench, first grooves are formed in two sides of the workbench, driving mechanisms for driving the fixing frame are mounted in the two first grooves, a second groove is formed in the top of the fixing frame, and the second groove is connected with the fixing frame. A longitudinal moving mechanism is installed in the second groove, the fixing frame is driven by the two driving mechanisms to move in the horizontal direction of the workbench, the longitudinal moving mechanism on the fixing frame can drive the lifting mechanism and the vibration cutting knife body to move longitudinally, and a third motor in the lifting mechanism drives a third screw to rotate; and a lifting block on the outer wall of a third screw rod linearly ascends and descends up and down under the cooperation of a guide rail and a guide groove, so that a vibration cutting knife body mounted on the lifting block can quickly and accurately descend to cut an EPE special-shaped material on a workbench, the EPE special-shaped material can be quickly cut from different angles, and the cutting range is widened.

The railway safety equipment comprises a redundant power supply circuit, a power distributor, a controller and a main circuit, the output end of the power distributor is connected to the controller and the main circuit, and the input end of the power distributor is connected to the redundant power supply circuit; the redundant power supply circuit comprises a power output terminal, a first gated field effect transistor, a pull-down resistor, a first P-channel field effect transistor, a second P-channel field effect transistor, a third P-channel field effect transistor and a voltage division circuit, and a second diode is connected in parallel between the drain electrode and the source electrode of the second P-channel field effect transistor. And the positive electrode of the second diode is connected with the drain electrode of the second P-channel field effect transistor. Compared with the prior art, the invention can prevent reverse flow into the main power supply interface to break down other electric equipment when the standby power supply supplies power, and can improve the switching speed while quickly cutting off the standby circuit after the main power supply is conducted.

The invention discloses a circuit breaker, and relates to the technical field of low-voltage electrical appliances, and the circuit breaker comprises a housing, an operation mechanism, a contact assembly, and an arc isolation module. The operating mechanism is installed on the shell, and a contact support of the operating mechanism is rotationally connected to the inner wall of the shell. The contact assembly comprises a moving contact and a static contact, the moving contact is rotationally connected to the shell, the moving contact is movably connected with the contact support, and the rotating central axis of the moving contact and the rotating central axis of the contact support are arranged at intervals, so that the opening distance between the moving contact and the static contact is increased. The arc isolation module is installed on the shell, the arc isolation module can isolate electric arcs generated in the breaking process of the circuit breaker, the arc isolation module is provided with an arc isolation cavity, a static contact point of the static contact is located in the arc isolation cavity, and a moving track of a moving contact point in the moving contact is located in the arc isolation cavity. According to the invention, the breaking performance and the arc extinguishing performance of the circuit breaker are higher.

The invention discloses an intelligent production line for sugarcane seed stems, which solves the problems that the existing production line for the sugarcane seed stems cannot ensure that each section of seed stem has a required number of bud nodes and cannot realize efficient and energy-saving cutting, and better meets the requirements of industrialized seed production. The production line comprises a rack, a conveying device, a recognition device, a cutting device and a control device, when the production line is used, when the recognition device recognizes sugarcane bud nodes through an image recognition technology, the control device determines the cutting position according to the positions of the bud nodes, and when sugarcanes are conveyed to a preset position, the control device controls the conveying device to stop conveying of the sugarcanes; and the cutting device is controlled to cut the sugarcane. Through intelligent identification and automatic control of cutting, each cut section of sugarcane seed stem contains a required number of sugarcane bud nodes, and the quality of the sugarcane seed stem is better ensured. Meanwhile, the structures of the conveying device and the cutting device are improved, sugarcane bud knots are not prone to being damaged, and the sugarcane cutting quality can be improved.

The invention belongs to the technical field of photovoltaic panel mounting and cutting, and particularly relates to laser cutting equipment and method for photovoltaic panel machining. Comprising a box body, and the top of the box body is open; a bracket is fixedly arranged in the box body; a fixing mechanism is fixedly mounted on the bracket and is used for fixing a photovoltaic panel; laser head control mechanisms are installed at the two ends of the fixing mechanism and used for controlling laser heads to conduct laser cutting. And a clamping mechanism is arranged between the two laser head control mechanisms and is used for loading the metal frame into the bottom edge of the photovoltaic panel. According to the invention, through cooperation of the fixing mechanism and the clamping mechanism, the metal frame can be automatically installed without manual alignment of the photovoltaic panel, and the device is suitable for photovoltaic panels of various sizes; according to the method, the redundant part of the metal frame is rapidly cut off through laser, customized machining does not need to be conducted on the metal frame in advance, and the quality problems of gaps, extrusion and the like caused by the fact that the size of the machined metal frame is not consistent are solved.

The embodiment of the invention provides a hot pepper uncapping device based on machine vision recognition and laser cutting. The hot pepper uncapping device comprises a hot pepper sorting procedure, a hot pepper separating procedure, a machine vision recognition procedure, a laser cutting procedure and a filtering procedure. Pepper is poured into the hopper, and the pepper is moved and sequenced in the hopper through vibration and gravity. The sorted hot peppers are output from the discharging port and fall onto the roller, and the head and the tail of the hot peppers are separated by utilizing different rotating speeds of the roller. A cutting process is carried out through transportation and movement of the conveying belt, green pepper caps are recognized through machine vision, the main controller controls the cutting device to cut, then the pepper caps are filtered out through the filtering device, and finished peppers without the pepper caps are obtained. By means of the method, the chili caps in various shapes can be accurately removed, and the removal rate of the chili caps is increased.

The utility model provides a rotary cutting type citrus lossless picking end effector which comprises a comb tooth type fruit catching ring, an annular serrated knife, an upper housing, an end effector supporting frame, a lower housing, a main body mounting frame, a corrugated hose, a pinion, a motor, a bearing, a motor support and an annular serrated knife mounting frame. An annular serrated knife is fixed to the inner ring of the annular serrated knife installation frame, a gear is arranged on the outer ring of the annular serrated knife installation frame, a small gear is installed on the motor, comb teeth are evenly distributed on the end face of the comb tooth type fruit catching ring, and U-shaped gaps are formed between the comb teeth. During picking operation, the comb tooth type fruit catching ring is used for sleeving fruits, fruit stems fall between comb tooth gaps under the action of gravity, and the motor drives the annular serrated knife mounting frame on the outer ring of the bearing to rotate, so that the annular serrated knife is driven to rotate to quickly saw the fruit stems; according to the fruit picking device, fast and efficient picking can be achieved, fruits are effectively protected from being damaged by the cutter, and lossless picking is achieved.

The utility model discloses a heating discharge device of an electrical tar precipitator, which comprises a slag discharge port, the upper part of the slag discharge port is a square conical electric field bottom outlet, the lower part of the slag discharge port is a cylindrical tar discharge port, the lower end of the electric field bottom outlet is communicated with the upper end of the tar discharge port, and a quick-opening valve is arranged at the bottom of the slag discharge port. A ceramic heating rope is uniformly wound on the peripheral wall of the slag discharging opening; the slag discharge port of the electrical tar precipitator is arranged to be of a special structure with the square top and the round bottom, the electrical tar precipitator can be suitable for a drainage discharge port without a power supply, and fluid is decomposed into a rarefied spraying form or annular convection to achieve the purpose of impact counteracting; the quick-opening valve with an opening in the whole body is adopted, dynamic material flowing is quickly controlled, and operation is easy; the slag discharging opening is heated through the ceramic heating rope, and the ceramic heating rope has high high-temperature resistance, can stably work for a long time in a high-temperature environment, and is high in heating and cooling speed and low in energy consumption.

The utility model discloses a feeding mechanism for fixed-length cutting of a round steel pipe, which relates to the field of steel pipe processing and comprises a feeding table, one side of the feeding table is fixedly connected with a fixed-length table for fixed-length of the steel pipe, the inner wall of the fixed-length table is provided with a guide groove, the end face of the fixed-length table is fixedly connected with a reciprocating motor, and the reciprocating motor is fixedly connected with the feeding table. The output end of the reciprocating motor is fixedly connected with a threaded column, the rod wall of the threaded column is in threaded connection with a baffle, the threaded column penetrates through the baffle, the two faces of the baffle are fixedly connected with protruding blocks, the two protruding blocks slide on the inner wall of the guide groove, and scales are arranged on the top face of the side wall of the fixed-length table. According to the steel pipe cutting device, the baffle is arranged, the reciprocating motor drives the threaded rod to rotate, the threaded rod rotates to drive the baffle to move, the scale position is reached according to the requirement for length fixing, then cutting is conducted, the step of manual measurement is omitted, and cutting of a steel pipe is accelerated.

The utility model discloses a cutting mechanism for a gum dipping production line, which comprises a supporting leg, a first conveying table and a second conveying table are respectively arranged on the upper end face of the supporting leg, and a cutting mechanism is arranged between the first conveying table and the second conveying table. The cutting mechanism comprises a leading-in frame, an opening, a narrow part, a movable sleeve, a movable column, a loading plate, an extending part, a narrow cutter, an upper channel, a lower channel, a servo air cylinder and a top plate. The cutting mechanism is simple in structure and reasonable in design, through the arrangement of the narrow cutter arranged on the loading plate, the upper channel and the lower channel, the cutting mechanism allows gum dipping materials to be continuously and smoothly conveyed through the channels while the gum dipping materials are cut, the production efficiency is greatly improved, and in addition, the production cost is reduced. Due to the fact that the narrow cutter is located in the middle of the loading plate and is long and thin in structure, the whole movable part is even in weight and light, rapid cutting is facilitated, deformation of the cutting edge part of the gum dipping material is reduced, production efficiency is improved, and product quality is improved.

The utility model provides a cutting device for cable manufacturing, which comprises a workbench, four corners of the lower surface of the workbench are provided with supporting legs, the left side of the workbench is rotatably provided with a door plate, the upper surface of the workbench is provided with a mounting rack, and the front side and the rear side of the interior of the mounting rack are provided with guide rails. Two sliding seats which are symmetrically distributed up and down are slidably arranged between the outer cambered surfaces of the two guide rails, cut-off tools are arranged in the middles of the opposite inner side faces of the two sliding seats, mounting seats are arranged on the left side and the right side of the upper surface of the workbench, and two supports which are symmetrically distributed front and back are arranged between the two mounting seats; and two auxiliary wheels which are symmetrically distributed left and right, an electric driving module and a pressing and fixing module are rotationally arranged between the two brackets. According to the cutting device for cable manufacturing, the phenomenon that the cable cutting position deviates due to the pressure of the cutting knife can be effectively prevented, and meanwhile the cable can be rapidly and neatly cut.

The invention discloses ceramic wafer laser cutting equipment and a using method thereof, and belongs to the technical field of laser cutting, the ceramic wafer laser cutting equipment comprises a numerical control feeding workbench, a feeding belt used for conveying ceramic wafers is embedded in the inner side of the numerical control feeding workbench, and a numerical control laser cutter corresponding to the feeding belt is connected to the numerical control feeding workbench; a protection assembly is connected to the position, corresponding to the lower portion of the built-in laser head, of the numerical control laser cutter, and a drainage assembly is arranged in the protection assembly and used for discharging dust and gas generated when the numerical control laser cutter cuts the ceramic wafer. The flowing direction of the gas is opposite to the conveying direction of the feeding belt, so that a good drying effect can be achieved on an absorbent of the to-be-cut ceramic wafer on the feeding belt, the situation that the uniformity is reduced due to the fact that the initial drying temperature of the absorbent is too high is avoided, and negative effects on the cutting quality are avoided; and after the cut ceramic wafer is dried, cutting machining is immediately completed by the numerical control laser cutter.

The utility model relates to the technical field of plastic granulators, and discloses a plastic granulator convenient to cut, which comprises a base, the top of the base is fixedly connected with a processing forming cylinder, the left side of the top of the processing forming cylinder is fixedly connected with a feed hopper, and a conveying mechanism is arranged in the processing forming cylinder. A cutting mechanism is arranged on the right side of the conveying mechanism. According to the plastic granulator convenient to cut, through the arrangement of the cutting mechanism, the purpose of mounting and dismounting a forming part can be achieved, through the arrangement of the forming part convenient to mount and dismount, when the forming part is blocked, the forming part can be dismounted and dredged in time, and the purpose of granulating regenerated plastic in the later period is ensured; the three cutting tools are arranged, the purpose of rapidly granulating the reprocessed plastic can be achieved under rotation of the three cutting tools, and meanwhile, the three cutting tools rotate in the center of a formed part, so that the purpose of conveniently cutting the reprocessed plastic can be achieved.

The invention belongs to the technical field of power distribution cabinets, and particularly relates to an intelligent control loop control method and system for a power distribution cabinet, and the system comprises a sensor module, a control unit module, a wireless communication module, and a remote monitoring center. The sensor module collects the voltage, current, temperature and smoke concentration of each loop in the power distribution cabinet, the sensor module transmits the collected data to the control unit module for processing and analysis, and the control unit module receives the data transmitted by the sensor module through a network and sends the data to the power distribution cabinet. The control unit module is used for processing and analyzing the data according to a preset algorithm and judging whether the power supply state is abnormal or not, and when the power supply state is abnormal, the control unit module immediately sends emergency alarm information to a remote monitoring center through the wireless communication module, so that quick response and processing are facilitated. According to the invention, a microprocessor is integrated as a core control unit, and a sensor network is combined to realize real-time monitoring and intelligent management of the power supply state of each loop in the power distribution cabinet.

The utility model relates to the technical field of teflon tapes, in particular to a teflon tape packaging shell convenient to cut, which comprises a teflon tape reel, a connecting piece is detachably connected onto the teflon tape reel, the connecting piece comprises a cylinder, the teflon tape reel is sleeved on the outer side of the cylinder, and an annular fixing plate is arranged at the rear end of the outer wall of the cylinder. A cutting assembly is arranged at the top end of the outer wall of the annular fixing plate and comprises a connecting rod, a rectangular box is arranged at the top of the front side of the connecting rod, a moving plate is slidably connected into the rectangular box, four springs arranged in a matrix mode are arranged between the bottom of the moving plate and the bottom of the inner wall of the rectangular box, and a cutter is arranged at the bottom of the moving plate. A rectangular hole a for the cutter to penetrate through is formed in the bottom of the rectangular box, and a pressing block is arranged on the top of the movable plate. According to the teflon tape packaging shell convenient to cut, due to the design of the cutting assembly, a worker can rapidly cut a teflon tape without carrying scissors or a small knife, so that time and energy are saved, and the working efficiency is improved.

The utility model discloses a mulberry leaf cutting machine which comprises a machine frame, and a transmission mechanism, a cutting mechanism, a belt conveyor and a spray washing mechanism are arranged in the machine frame. The belt conveyor is arranged above the cutting mechanism, the transmission mechanism is in transmission connection with the cutting mechanism, and the transmission mechanism is in transmission connection with the belt conveyor; the cutting mechanism comprises a transverse cutter set and a longitudinal cutter set, and the transverse cutter set and the longitudinal cutter set are meshed with each other. And the spray-washing mechanism comprises an air compressor, an external spray-washing mechanism and an internal spray-washing mechanism. The transverse cutter set and the longitudinal cutter set are matched with each other for simultaneous cutting, secondary cutting is not needed, meanwhile, the blade distance can be adjusted, and therefore cutting of mulberry leaves of different sizes is achieved, and the mulberry leaf cutting efficiency is high; cutting is relatively stable, loss of the mulberry leaves is reduced, nutrition of the mulberry leaves is effectively reserved, and water loss is reduced.

The utility model discloses a laminated capacitor punching mechanism which comprises an upper punching die, a lower punching die and a punching driving part, a cutter male die is arranged in the upper punching die, a cutter female die is arranged in the lower punching die, when the punching driving part drives the upper punching die to abut against the lower punching die, the cutter male die can be inserted into the cutter female die, and the cutter male die and the cutter female die are inserted into the cutter male die in a tangent mode. The laminated capacitor can be rapidly and stably cut off, and the cut part is not easy to deform; the laminated capacitor punching mechanism further comprises a cushion block, the cushion block is arranged between the punching die and the cutter die, the size difference between the cutter die and the punching die can be compensated, the problem of replacing the cutter die can be solved on the basis that the specification and the movement stroke of the punching die are not corrected through the cushion block, and therefore the replacement operation is simplified, and the product applicability is improved.

The invention belongs to the technical field of laser processing, and particularly relates to a storage box plate laser cutting machine which comprises a cutting table, a linear motor, a connecting frame, a multi-angle cutting frame, a laser cutter, a rotary clamping assembly, a placing assembly and a limiting assembly. The linear motor is fixedly connected to the top of the cutting table, and the connecting frame is fixedly connected to the rotor surface of the linear motor; the multi-angle cutting frame is fixedly connected to the top of the connecting frame, the laser cutter is installed on the outer side of the output end of the multi-angle cutting frame, the limiting assembly is installed on the inner side of the cutting table, and the rotary clamping assembly is connected to the outer side of the limiting assembly in a threaded and sleeving mode. According to the device, the multi-angle cutting frame is additionally arranged to be matched with the laser cutter to align the laser cutting angle, the connecting frame installed on the surface of the rotor of the linear motor and the multi-angle cutting frame finish stable adjustment of the laser cutting station through the linear motor, and the full-automatic cutting effect is achieved; and thick storage box plates can be rapidly cut and turned over, and the application range of the device is widened.

The invention discloses a coal seam spontaneous ignition prevention device for a coal mine, which belongs to the technical field of coal mine security and protection and comprises a base, a pumping mechanism is mounted at the top of the base, and a jacking mechanism is mounted at the top of the base. According to the fire extinguishing device, through the designed side liquid spraying mechanism, liquid spraying fire extinguishing is conducted on the top layer and the bottom layer of the corresponding positions through a plurality of second liquid injection nozzles in the side direction of the side liquid spraying mechanism, and when a pressure pump is controlled to inject liquid into an expansion liquid bag, the expansion liquid bag can be unfolded under stress; the expanded expansion liquid bag can push a rear side moving disc and pull a front side universal ball to rotate in a ball groove, the universal ball rotates to drive a front side second liquid injection nozzle to deflect towards the peripheral side, the multiple second liquid injection nozzles deflecting in the radial direction can adjust the liquid spraying direction, and through cooperation with a rotatable rotating ring, the liquid spraying direction can be adjusted. The multiple second liquid injection nozzles can be adjusted to perform liquid injection prevention on the top-layer or bottom-layer spontaneous ignition area of the goaf, and the safety of the coal seam goaf can be improved.

The utility model discloses a sample cutting device. The sample cutting device comprises a rack; the bedplate is arranged on the rack, a sample outlet hole penetrating through the bedplate is formed in the bedplate, and the shape of the sample outlet hole is the same as that of a paper sample; the cutting board is arranged above the platen, the cutting board can slide between a first position and a second position in the vertical direction, and a blade assembly is arranged on the lower surface of the cutting board; the driving mechanism is used for driving the cutting board to move in the vertical direction and comprises a gear and a rack, the gear is hinged to the rack, the rack extends in the vertical direction and is slidably arranged on the rack, the gear is meshed with the rack, and the cutting board is arranged at the bottom of the rack; when the cutting board slides to a first position, the blade assembly is inserted into the sample outlet hole; and when the cutting board slides to the second position, the blade assembly is positioned above the sample outlet hole. The paper sample cutting device can rapidly cut paper samples, guarantee the quality of the paper samples, improve the accuracy of detection results and reduce detection errors.

A rubber open mill comprises a machine base (1), a front pressing roller (2), a rear pressing roller (3) and a material pressing device, the material pressing device comprises a pair of pressing rollers (6) and a material pressing air cylinder (7) for driving the pair of pressing rollers (6) to alternately press up and down, and the pair of pressing rollers (6) is located above a gap between the front pressing roller (2) and the rear pressing roller (3). The rubber sheet pressing device has the advantages that when rolled rubber is fed between the front pressing roller and the rear pressing roller, the rubber sheet can be quickly pressed into a gap through alternate pressing of the pair of pressing rollers, so that the rubber mixing efficiency is improved; and the film cutting assembly can automatically and quickly cut the film adhered to the front pressing roller, so that the labor intensity of workers is reduced.

The acne cutting device comprises a rear rocker arm machining workbench, two sets of supporting legs are fixedly connected to the bottom face of the rear rocker arm machining workbench, a U-shaped through groove is formed in the upper surface of the rear rocker arm machining workbench, a sliding rod is connected to the inner wall of the U-shaped through groove in a sliding mode, and a mounting bottom plate is fixedly connected to the top end of the sliding rod. The upper surface of the mounting bottom plate is fixedly connected with an L-shaped support, and the side faces, close to each other, of the L-shaped support and the mounting bottom plate are jointly and rotationally connected with a grinding wheel through two bearings. According to the device, power is provided for a grinding wheel through a driving motor, so that the grinding wheel can rotate, a mounting bottom plate can drive the driving motor and the grinding wheel to move through cooperation of a U-shaped through groove and a sliding rod, and the grinding wheel can grind burrs of the rear rocker arm and cut the burrs; the effect of rapidly cutting the burrs on the inner wall of the rear rocker arm is achieved, and the cleaning speed of the burrs on the rear rocker arm is increased.

The utility model belongs to the technical field of machining equipment, and particularly relates to hardware machining cutting equipment which comprises a base, a T-shaped installation frame fixed to the base, a motor installed on the T-shaped installation frame, a support arranged on the base, a rotating rod fixed to the motor, a cutting assembly arranged on the support, a sliding groove formed in the base, a sliding block arranged in the sliding groove and a movable plate fixed to the sliding block. The movable plate is provided with a mounting block, the movable plate is fixedly provided with a mounting ring, a fixed ring is arranged in the mounting ring, the mounting block is provided with a threaded rod, the threaded rod is provided with a rotating handle and a conical head, the fixed ring is provided with a groove, a limiting block is arranged in the groove, and a clamping groove is formed in the limiting block; by rotating a rotating handle, a conical head is pushed into the middle of a fixing ring, all limiting blocks are pushed to be scattered all around, after a pipe is clamped into a clamping groove, the pipe is fixed through tension, and in the follow-up process, the pipe can be rapidly driven to rotate, so that the pipe can be more efficiently and rapidly cut off, and the machining efficiency is improved.

The invention relates to the technical field of combustors, in particular to an energy-saving spiral-flow type all-directional spraying combustor for a decomposing furnace, which comprises a furnace body, an installation and maintenance mechanism, an ignition mechanism and a rapid cut-off mechanism, the middle upper part of the furnace body is connected with a second pipeline through the installation and maintenance mechanism, and the inner wall of the bottom end of the first pipeline is fixedly connected with a flow dividing fan; first flow dividing openings are evenly formed in the bottom end of the first pipeline, and flow dividing plates are evenly and fixedly connected between the first pipeline and the third pipeline. According to the device, a user can conveniently conduct overhaul and maintenance work, air or fuel can be rapidly cut off, the use safety of the device can be improved, meanwhile, it can be guaranteed that the fuel is sprayed and combusted in all directions without dead corners, local high temperature in the furnace body is avoided, the fuel effect and the product yield can be improved, and the production cost is reduced. And meanwhile, the fuel consumption can be effectively reduced, so that the effects of saving energy, reducing consumption, reducing cost and improving efficiency are achieved.

The invention relates to the technical field of wiring structures, and discloses a low-power-consumption communication circuit board wiring structure, which comprises a shell internally provided with a plurality of layers of circuit boards for protecting the whole device; the wiring structure is arranged on the multilayer circuit board and is used for providing enough electric energy; the control module is fixed on the multi-layer circuit board and is used for controlling the start and stop states of each functional module on the multi-layer circuit board; the differential signal wiring module is fixed on the multilayer circuit board and is used for transmitting high-frequency signals; and the decoupling capacitor module is fixed on the multilayer circuit board and is used for reducing power supply noise and stabilizing power supply voltage. By introducing a special coating made of a high-conductivity material into the multilayer circuit board wiring structure and integrating advanced signal adjustment and calibration functions in the differential signal wiring module, the loss in the electric energy transmission process is effectively reduced, and the integrity and anti-interference capability of signals are remarkably improved in high-frequency signal transmission.

The utility model relates to the technical field of fruit-bearing forest farm tools, in particular to a cherry picking device which comprises a long cylinder, a holding tool is arranged at the rear end of the long cylinder, a picking tool is arranged at the front end of the long cylinder, a fixing plate is arranged at the position, close to the picking tool at the front end, in the long cylinder, and a sliding rod is inserted into the fixing plate. The picking tool is a square block provided with a V-shaped open groove, a first sliding block and a second sliding block are slidably connected to the inner walls of the two sides of the open groove respectively, cutters are arranged on the opposite surfaces of the first sliding block and the second sliding block, and the cutters on the two sides form a splayed oblique notch. A sliding rod is elastically connected with a fixing block at the inner end of a first sliding block through a connecting block arranged at the front end of the sliding rod, a long cylinder can extend to a cherry growth position at a high position, a worker only needs to pull a puller and a cutter at the front end to rapidly cut cherries, the cherries at the top of a tree can be picked without manual climbing, and the picking safety is improved.

The utility model discloses a disposable radio frequency plasma scalpel head for narrow window surgery. The disposable radio frequency plasma scalpel head comprises a handle, a scalpel head body, a water injection pipe and a power line, wherein the scalpel head body, the water injection pipe and the power line are respectively connected with the handle; the tool bit body comprises a tool body installed on the handle, an electrode base installed at the front end of the tool body, an electrode body installed on the electrode base and an electrode insulating sleeve arranged on the electrode body in a sleeving mode. The power line is electrically connected with the electrode body and the knife body. When the front end of the electrode body extends outwards, the thickness is gradually reduced to form a cutting edge shape, and the tail end of the electrode body is completely attached to the end face of the matched position of the electrode base. The electrode body is used for stripping soft tissues and performing excision ablation treatment on minimal lesions in narrow positions, so that the problems of weak cutting energy, long operation time, poor hemostatic effect, limited working electrode angle and incapability of realizing fine cutting in the field of the conventional narrow window surgical knife head are solved.