341results about How to "Guaranteed cutting effect" patented technology

The invention relates to the technical field of wire net monitoring, and particularly provides a method and device for processing small wire bow abnormity, a storage medium and electronic equipment. The method can comprise the steps that in the process that a cutting machine cuts a workpiece, the real-time wire bow value of a cutting head arc line area is obtained; the real-time wire bow value is compared with a wire bow threshold value, and whether wire bow abnormity exists or not is determined; and under the condition that the wire bow is abnormal, based on the type of a cutting wire, cutting parameters for adjusting the cutting machine are obtained, so that the cutting machine automatically adjusts the cutting process through the cutting parameters, the cutting parameters comprise at least one of a pay-off quantity parameter, a take-up quantity parameter, a take-up and pay-off speed parameter and a silicon rod speed parameter of the cutting wire. According to some embodiments of the invention, accurate detection and processing of the small wire bow can be realized, and normal work of the cutting machine is guaranteed.

The invention relates to the technical field of steel strip cutting and slitting, in particular to cold-rolled steel strip slitting equipment which comprises a cutting mechanism, the cutting mechanism comprises a cutting knife used for cutting a steel strip, a first iron core is arranged on the side wall of the cutting knife in a sliding mode, and a first electromagnetic coil making contact with the first iron core is arranged on the outer gap of the first iron core in a sleeving mode; and the bottom end of the cutting knife is fixedly connected with a second iron core. After a steel belt is placed on the top of the cutting table, the steel belt can push a rotating wheel and a rolling frame to synchronously move upwards, the telescopic end of a first elastic telescopic rod drives a first conducting strip to slide on a first resistance plate, the current of a first sliding rheostat is detected through a current detection module in a PLC, and therefore the thickness of the steel belt is fed back; according to the thickness of the steel belt, the PLC controls current introduced into the first electromagnetic coil and the second electromagnetic coil, so that the cutting knife generates proper frequency to perform high-frequency vibration up and down and left and right.

The invention belongs to the technical field of tree transplanting, and discloses a forestry tree transplanting device which comprises a support, two fixing pins are fixedly connected to the middle of the support, a connecting plate is fixedly connected to the bottom of the right side of the support, a rotating block is rotatably mounted in the middle of the connecting plate, and a hemispherical plate is fixedly connected to the right side of the rotating block. The transmission gear drives the control gears on the two sides to rotate, the control gears rotate to drive the spur rack to rotate through the connecting pin, and when the spur rack rotates in the lower half circle, the spur rack drives the tooth column to rotate and slides downwards along the tooth column at the same time, so that the cutting saw is driven to slide along the arc-shaped groove; similarly, when the spur rack rotates in the upper half circle, the tooth column rotates to drive the arc-shaped rack to slide reversely along the arc-shaped groove, the arc-shaped rack sliding back and forth can partition the tree root, and therefore the problem that it is difficult for an existing spherical digging knife to cut the thick tree root at a time is solved.

The invention relates to the technical field of bottle cap notching equipment, in particular to automatic high-speed notching equipment for anti-theft threaded bottle caps, which comprises a notching machine main body, a cutting disc is mounted at one end of the notching machine main body, a rotating shaft is rotatably connected to the center of the top of the cutting disc, and a rotating disc is rotatably connected to the top end of the rotating shaft. A first motor is embedded in the position, located at the cutting disc, of the interior of the notching machine body, a cutter table is installed at the position, located on one side of the rotating shaft, of the top of the cutting disc, a cutting blade is clamped to the top of the cutter table through a locking mechanism, and a scrap removing and recycling mechanism is installed on one side of the outer wall of the notching machine body. The bottle cap cutting device is simple in structure and convenient to operate, workers can conveniently and rapidly disassemble and assemble the cutting blade for maintenance and overhaul, bottle cap chippings generated during cutting can be automatically sucked, the subsequent cutting effect is guaranteed, the labor amount of the workers is reduced, and the working efficiency is further improved.

The invention relates to the technical field of metal cutting, and discloses a multifunctional metal cutting machine which comprises a first bottom plate, a first shell is fixedly connected to the top of the first bottom plate, a first connecting plate is fixedly connected to the outer wall of the first shell, and the bottom of the first connecting plate is fixedly connected with the first bottom plate. The end, away from the first shell, of the first connecting plate is fixedly connected with a first connecting column, the bottom of the first connecting column is fixedly connected with the first bottom plate, the end, away from the first connecting plate, of the first connecting column is fixedly connected with a push rod, the inner wall of the first shell is fixedly connected with a first moving device, and the inner wall of the first moving device is movably connected with a cutting assembly. And by arranging the pushing assembly, under the limitation of the track, the sliding column III is pushed to move along with the fixing assembly, so that the distances of pushing out the raw material columns by the equipment every time are consistent, the condition of different lengths during cutting every time is avoided, and the cutting effect of the equipment is ensured.

The invention provides grain sorghum combine harvesting equipment, and relates to the technical field of grain harvesting, the grain sorghum combine harvesting equipment comprises a vehicle body and a harvesting bucket, the top end of the harvesting bucket is fixedly connected with a connecting frame, one side of an inner cavity of the connecting frame is rotatably connected with a rotating rod, and the outer surface of the rotating rod is fixedly connected with a reel for pulling an object to be cut; a driving assembly is arranged at the end, close to the vehicle body, of the harvesting hopper, a cutting knife assembly used for grain harvesting is fixedly installed on one side of an inner cavity of the harvesting hopper, through grooves are formed in the two sides of the end, close to the vehicle frame, of the harvesting hopper, and the cutting knife assembly comprises a cutting table fixedly connected to one side of the inner cavity of the harvesting hopper; top blocks are fixedly connected to the two sides of the top end of the guide plate, a scraping plate used for removing blockages is arranged at the top end of the guide plate, crops blocked in the blades are cleaned through the scraping plate, the cutting effect of the cutter assembly is guaranteed, meanwhile, manual cleaning is not needed, and the working efficiency of the equipment is effectively improved.

The invention relates to the technical field of spice processing, in particular to spice grinding equipment which comprises a grinding table, a baffle, a grinding roller and an auxiliary mechanism. In the left-right reciprocating swing grinding process of a grinding roller, a first fixing plate drives a third fixing plate and a rotating plate to synchronously swing in a reciprocating mode, then various raw materials are pushed up to be turned over through left-right reciprocating motion of a pushing block, and meanwhile the turned raw materials are stirred through a driving unit; secondly, when materials need to be taken after the grinding operation is completed, the stirring blocks and the adjacent material pushing blocks coincide front and back through the adjusting units to jointly form the material pushing pieces, so that the materials can be conveniently taken out, and the material taking efficiency is improved; and the ground raw materials are pushed out of the discharging opening through left-right reciprocating swing of the material pushing part.

The invention relates to the field of steel cutting equipment, in particular to die steel fixed-length cutting equipment which comprises a base, supporting pieces are fixedly installed on the front side of the base in a bilateral symmetry mode, a cutting saw is arranged on the upper side of the front portion of the supporting piece on the left side in a left-right sliding mode through an electric sliding block, and a pushing mechanism for pushing die steel materials in a fixed-length mode is arranged in the middle of the base. The positioning mechanism is in contact with the die steel material in a rolling contact mode, rolling contact points are evenly distributed in the upper direction, the lower direction, the left direction and the right direction of the die steel material, and therefore sliding friction between the positioning mechanism and the die steel material is prevented; and the cutting effect and the cutting precision of the die steel materials are guaranteed, the pushing plate is controlled to be not in contact with the die steel materials during reset movement through the control assembly, and the cutting effect and the cutting precision are further guaranteed.

The plastic injection part trimming structure comprises a plurality of pneumatic scissors arranged corresponding to sprues in plastic injection parts, a supporting table used for containing the plastic injection parts is arranged between the pneumatic scissors, and a pushing assembly and a conveying assembly are arranged on the opposite sides of the supporting table respectively. And the pushing assembly is used for pushing the cut injection molding part to the conveying assembly. By means of the gate shearing device, one-step posture shearing can be achieved, a mechanical arm does not need to be used for repeatedly adjusting the posture, in this way, the shearing efficiency can be improved, meanwhile, stroke errors caused by posture adjusting can be reduced, and the shearing quality of each gate is guaranteed.

The utility model relates to a metal cutting machine, including work table, clamping mechanism, pressing mechanism, adjusting mechanism and laser cutter, clamping mechanism, pressing mechanism and adjusting mechanism all install on work table, laser cutter install on adjusting mechanism, the work table is provided with the gap, laser cutter is located the gap, the laser cutter is located in the gap, and the laser cutter is located in the gap. The clamping mechanism and the pressing mechanism are located on the two sides of the notch respectively, and the centers of the clamping mechanism, the laser cutter and the pressing mechanism are located on the same straight line. The whole structure of a traditional laser cutting machine is greatly simplified, complex and redundant devices and structures are abandoned, the equipment manufacturing and assembling cost is greatly reduced, the simplified metal cutting machine is complete in function, the position and angle of the laser cutter can be adjusted, the cutting effect is guaranteed, the metal cutting machine can be suitable for cutting common metal wires and plates, and the cutting efficiency is improved. The application range is wide.

The utility model discloses a spiral-flow aerator, which relates to the technical field of aerators, and comprises an aeration cylinder body, the rotating device is rotatably mounted in the aeration cylinder body and rotates under the pushing of gas; the multiple lower cutting assemblies are fixed to the outer side of the rotating device and are used for cutting the bubbles during rotation; the planetary assembly is mounted at the top of the rotating device; the upper dividing piece is detachably fixed to the bottom of the planetary assembly, and the upper dividing piece and the lower dividing assembly are staggered up and down and are opposite in rotation direction; the positioning piece is detachably fixed at the top opening of the aeration cylinder body; through rotation in two directions of the lower cutting assembly and the upper cutting assembly, water can be prevented from rotating in one direction, the situation that bubbles cannot be normally cut along with flowing can be avoided, the bubble cutting and tearing effects are improved, and the dissolved oxygen utilization rate of a mud-water mixture is guaranteed.

The tobacco leaf harvesting machine comprises symmetrical supporting rods and is characterized in that the end portions of the two opposite sides of the symmetrical supporting rods are fixedly connected through transverse rods, the end portion of each supporting rod is fixedly connected with a supporting leg, the lower end of each supporting leg is rotationally connected with a walking wheel, and the walking wheels are fixedly connected with the supporting legs. The two cross rods are connected with a cutting assembly through a lifting assembly; the cutting assembly comprises a plurality of electric push rods, and the electric push rods are fixed to the ends of the lower cross beam respectively. The invention relates to the technical field of tobacco leaf harvesting equipment, in particular to a tobacco leaf harvesting machine adopting an involution type semicircular cutter, the involution type semicircular cutter is adopted as a main harvesting tool, a cutting knife moves up and down along a tobacco stem to cut leaf stalks of tobacco leaves, damage to tobacco plants is reduced, the cutting effect is guaranteed, and meanwhile the tobacco leaf harvesting efficiency is improved. Layered harvesting of different layers of tobacco leaves and the requirement for one-time harvesting are met.

The invention relates to the technical field of liquid crystal glass cutting, in particular to a liquid crystal glass double-cutter cutting machine and a cutting method. Comprising a mounting frame, a controller, a positioning rod, a sliding plate, guide rails, a servo driving system, a cutting tool bit and the like, the controller is mounted on the mounting frame, the positioning rod is connected to the top face of the mounting frame, the sliding plate is slidably connected to the mounting frame, a square hole is formed in the sliding plate, the two guide rails are connected to the top face and the bottom face of the sliding plate respectively, and the servo driving system is mounted on the guide rails. The cutting tool bits are installed on the servo driving system and located on the two sides of the square hole correspondingly. Through cooperation of the cutting tool bits on the upper side and the lower side, the top face and the bottom face of liquid crystal glass can be cut at the same time, the cutting efficiency is improved, the two cutting tool bits are designed in a staggered mode, and the same positions of the top face and the bottom face of the liquid crystal glass can be prevented from being subjected to cutting pressure at the same time; therefore, the liquid crystal glass can be prevented from being broken due to overlarge pressure in the cutting process, and the cutting effect is guaranteed.

The invention discloses a dynamic and static vortex plate straight-pulling inner-supporting type centering chuck and a using method thereof, and belongs to the field of compressor part machining. According to the technical scheme, the centering chuck is characterized by comprising the steps that S1, three outer clamping claws move upwards and rotate back to the center of a base body; s2, the dynamic and static vortex plates are placed on the seat body, and the three inner supporting claws are clamped into the circular grooves; s3, three inner supporting claws are driven; s4, the three outer clamping claws move downwards and rotate and return towards the center of the base body; and S5, the seat body is driven to conduct one-way numerical control displacement along the X axis, the cutter is driven to conduct one-way numerical control displacement along the Y axis, and the cutter cuts the vortex structure on the dynamic and static vortex plates. The movement of the seat body and the cutter is one-way movement, so that the normal clearance of a quadrant critical point can be effectively eliminated in the cutting process of the dynamic and static vortex plates, the product machining precision is improved, and the operation efficiency of the compressor is improved when the dynamic and static vortex plates are applied to the compressor.

The invention discloses a laser cutting device for optical film material processing, and belongs to the field of optical film material cutting. A laser cutting device for optical film material processing comprises a base and a workbench, and further comprises a conveying and fixing unit arranged on the workbench and used for conveying and fixing an optical film material, and a monitoring unit is arranged on the side, close to the conveying and fixing unit, of the workbench and used for monitoring the size of the conveyed optical film material; the cutting unit is arranged on the workbench and used for cutting the optical film material, a control mechanism is arranged on the cutting unit, and the monitoring unit communicates with the control mechanism through a pipeline and used for controlling the cutting size of the cutting unit; the discharging unit is arranged on the workbench, and the conveying and fixing unit can drive the discharging unit to rotate synchronously so as to recycle the cut optical film materials; the problems that the optical film cutting efficiency is low, the cutting effect and quality are poor, loss is high, and collection is inconvenient can be solved.

The utility model relates to the technical field of multi-stage crushing, in particular to a multi-stage crushing device for urea resin, which comprises a crushing box internally provided with a crushing mechanism; wherein the crushing mechanism comprises two round rollers rotationally connected to the upper end of the inner wall of the crushing box, and one end of each round roller penetrates out of the crushing box and is fixedly connected with a first bevel gear; when urea resin is crushed, two round rollers rotate to drive first crushing cutters to alternately crush raw materials, meanwhile, a round plate drives a plurality of trigger blocks to circularly rotate, and when the trigger blocks rotate to coincide with a fixed plate, under the action of the fixed plate, the trigger blocks are pushed to extrude gas in a corresponding gas storage cylinder to enter a connecting pipe; and the corresponding longitudinal second crushing cutters are driven to move from the interiors of the first crushing cutters to crush the raw materials, the raw materials can be crushed from different directions, the raw materials can be cut into multiple blocks at the same time, and the cutting effect on the raw materials is guaranteed.

The invention provides a full-automatic wire cutting and peeling machine for wires, and belongs to the field of wire processing, the full-automatic wire cutting and peeling machine comprises a frame, an anti-skid roller, a cutting assembly, a pressing assembly and a restraining assembly, the anti-skid roller is mounted on the outer wall of the frame, the cutting assembly is located on the outer wall of the frame, the pressing assembly is located on the outer wall of the frame, and the restraining assembly is located on the outer wall of the frame. According to the cable conveying device, a hydraulic push rod and a second moving frame are arranged, after the hydraulic push rod operates, the first moving frame is pushed to move, at the moment, the first moving frame drives the second moving frame to move through a shell and a connecting rod, and the position of the second moving frame is adjusted till the outer wall of a conveying roller abuts against the outer wall of a cable; the height of the conveying rollers can be adjusted, and the problems that a clamp tool in an existing automatic wire cutting and peeling machine is not provided with a mechanism for elastically clamping and fixing a cable, the fixing effect is poor, and use is inconvenient are well solved.

The invention discloses a plate cutting device with a positioning mechanism, and belongs to the technical field of plate cutting, the plate cutting device comprises a cutting seat, a plate groove is formed in the top surface of the cutting seat, and a moving groove is formed in the cutting seat; according to the plate cutting device, the four stable walking assemblies are arranged on the two sides of the cutting structure correspondingly, through the design, the whole device is high in adjustability, cutting can be conducted on different positions of an installed plate, meanwhile, in the cutting operation process, the operation stability of the cutting structure can be continuously guaranteed, and meanwhile the stability of a cut material is guaranteed; the situation that redundant vibration is generated in the cutting process of a cutting material is avoided, the flatness of the cutting face of the material is effectively guaranteed, the whole cutter is protected, the cutting accuracy and precision are improved, meanwhile, in the cutting operation process, the two sides of the cutter can be continuously polished, the sharpness of the cutter is continuously guaranteed, and the cutting efficiency is improved. And the practical application effect of the whole equipment is improved.

The invention relates to the technical field of bonding aluminum strip cutting devices, in particular to a stepping type cutting device for a bonding aluminum strip. Comprising an operation table, a curve cutting assembly and an auxiliary fixing assembly, when a cutter of the curve cutting assembly is located in a middle fixing assembly, the middle fixing assembly is used for fixing and tensioning bonding aluminum strips on the two sides of the curve cutting assembly, and when the cutter of the curve cutting assembly leaves the middle fixing assembly, the auxiliary fixing assembly is used for fixing and tensioning the bonding aluminum strips. The middle fixing assembly moves along with the cutter to be adjacent to the end fixing assembly. And along with cutting, the middle fixing assembly can move along with the cutter, the bonding aluminum strip is prevented from being pulled to deform by the end cutting assembly, and efficient cutting of the bonding aluminum strip is guaranteed.

The utility model relates to the technical field of non-woven fabric processing, and provides a winding and slitting device for non-woven fabric production, which comprises a bracket, two winding rollers, an upper horizontal mounting rod and a lower horizontal mounting rod on vertical mounting plates, and two end parts of the horizontal mounting rod and the lower horizontal mounting rod are respectively arranged on the two vertical mounting plates. Inclined mounting plates are fixedly arranged at the tops of the two vertical mounting plates respectively, a slitting roller is fixedly arranged between the inclined mounting plates, a slitting blade is arranged on the slitting roller, and an upper positioning spacer and a lower positioning spacer are fixedly arranged on the horizontal mounting rod and the lower horizontal mounting rod at intervals respectively; the free ends of the upper positioning spacer and the lower positioning spacer are close to the winding roller and attached to the end face of an external winding drum, a guide distance is formed between the upper positioning spacer and the lower positioning spacer, the free ends of the upper positioning spacer and the lower positioning spacer are provided with pressing rollers corresponding to the winding drum, and the two ends of the support are each provided with a sliding feedback structure. A rotation limiting structure is arranged on the surface of the winding roller.

The invention discloses quick shearing and positioning equipment for bar processing, which comprises a support frame unit, a shearing and positioning unit, a shearing and positioning unit, a shearing and positioning unit, a shearing and positioning unit and a shearing and positioning unit, and is characterized in that the support frame unit comprises a shearing and positioning table and two bearing cushion blocks fixedly arranged on two sides of the center of the upper side wall of the shearing and positioning table; the shearing unit comprises two supporting plates fixedly arranged on the two sides of the upper side wall of the shearing positioning table and a top plate longitudinally erected at the top ends of the supporting plates. A quick shearing and positioning method for bar machining comprises the following steps that S1, a metal bar needing to be sheared penetrates through two traction rollers to be placed on a bearing cushion block, the position of an abutting plate is adjusted according to the length needing to be sheared, and the top end of the metal bar is controlled to abut against the abutting plate; and S2, a piston rod of a telescopic air cylinder is controlled to drive a shearing knife to move downwards, and shearing of the metal bar is completed every time. According to the shearing device, workers do not need to spray and cool the shearing knife according to experience, and the normal service life of the shearing knife can be prolonged while the metal bars can be pre-positioned before shearing.

The invention discloses a water conservancy project water quality detection sampling device and a sampling method, and relates to the technical field of water quality detection sampling, the water conservancy project water quality detection sampling device comprises a sampling barrel, a fractional sampling mechanism is arranged in the sampling barrel, and sampling grooves are symmetrically formed in the inner wall of the sampling barrel corresponding to the fractional sampling mechanism; the inner wall of the sampling barrel is provided with a guide groove corresponding to the fractional sampling mechanism, the fractional sampling mechanism comprises a rotating part and a lifting part, and the rotating part is in transmission with the lifting part. According to the sampling device, the blocking block can be controlled to rotate through the driving motor, so that the blocking ring rotates and rises to release the sampling groove in one side in the sampling barrel under the cooperation of the ball and the guide groove, and the sampling state of the sampling grooves in the two sides in the sampling barrel can be controlled through forward and reverse rotation of the blocking block; the purpose of continuously sampling samples of underground water at different water levels is achieved, and the sampling efficiency of the device is further ensured.

The utility model relates to the technical field of molded pulp products, in particular to an edge trimmer for producing molded pulp products, which comprises an edge trimming support frame, and a conveyor belt body is rotatably arranged on the edge trimming support frame. An edge cutting device and a material transferring device are sequentially arranged on the edge cutting supporting frame in the conveying direction of the conveying belt body; the edge cutting device comprises a door-shaped supporting frame, the door-shaped supporting frame is fixed to the edge cutting supporting frame, a first telescopic air cylinder is vertically and downwards arranged on the door-shaped supporting frame, a rotating motor is fixed to a piston rod of the first telescopic air cylinder, and a first supporting plate is fixed to a rotor of the rotating motor. A second telescopic air cylinder is horizontally arranged on the first supporting plate. The edge trimmer for producing the paper pulp molded product has high cutting efficiency.

The invention relates to the technical field of cutting, and discloses a cutting device for glass production, the cutting device comprises a base and a cutting mechanism, the two sides of the top of the base are slidably connected with clamping plates; baffles are arranged on the two sides of the top of the base, and lifting plates are vertically and slidably connected to the baffles. A wall groove is formed in the bottom of the lifting plate, and a wall block is slidably connected into the wall groove. A groove is formed in the bottom of the wall block; guide grooves are formed in the two sides of the bottom of the wall block, pressing blocks are slidably connected into the guide grooves, and first springs are arranged between the pressing blocks and the guide grooves; a curved groove is formed in the wall block, the curved groove is communicated with the groove and the guide groove, and a transverse groove staggered with the curved groove is formed in the pressing block; the adjusting mechanism is used for adjusting the distance between the two clamping plates; the driving mechanism is used for driving the lifting plate to vertically move; the power mechanism is used for driving the wall block to move; and the scrap recycling mechanism is used for providing suction force into the curved groove. According to the scheme, the problem that an existing cutting machine is poor in effect of collecting scraps generated during glass cutting is mainly solved.

The utility model discloses a circuit board cutting device which comprises a bottom plate and two linear sliding tables, the two linear sliding tables are installed on the two sides of the upper end of the bottom plate respectively, a cutting fixing structure is arranged at the upper end of the bottom plate, a laser cutting frame is arranged at the upper ends of the two linear sliding tables, and a cutting machine body is arranged at the upper end of the laser cutting frame. The utility model relates to the technical field of circuit board production, the adopted cutting fixing structure can fix the two ends of a circuit board plate through the arranged pressing assembly, the placement stability of the circuit board plate in the cutting process is guaranteed, the overall cutting effect of the circuit board is further guaranteed, and the motor is matched with the lead screw to achieve the purpose of fixing the two ends of the circuit board plate. According to circuit board plates of different specifications, the distance between the two pressing assemblies can be adjusted in real time, the overall cutting effect of the circuit board is guaranteed, and stable supporting and accurate plate positioning operation are provided.

The invention relates to the technical field of laser cutting, in particular to laser cutting equipment for profile steel machining and a machining method.The laser cutting equipment comprises a tool table and a supporting frame, and the supporting frame is fixedly connected with the tool table; the directional transfer unit is arranged on the outer side of the supporting frame and connected with the tool table; the automatic cutting unit is connected with the supporting frame; the energy absorption and material guide unit is arranged on the outer side of the bottom end of the automatic cutting unit, is connected with the tool table and is connected with the supporting frame; wherein the directional transfer unit comprises a freeze-frame transportation assembly, a steering energy guide assembly and a stage drive control assembly, by arranging the directional transfer unit, cooperating with the automatic cutting unit and the energy absorption and material guide unit, the profile steel can be supported and conveyed and can be positioned in multiple directions, the stability of the profile steel in the machining process is guaranteed, and the machining efficiency is improved. And the direction of the profile steel can be automatically adjusted according to requirements, the cutting precision is guaranteed, and the machining efficiency can be improved.

The utility model discloses a chemical fabric hot cutting machine which comprises a supporting frame, a conveying belt is arranged in the supporting frame, a flattening mechanism used for flattening chemical fabric is arranged at one end of the top of the supporting frame, a U-shaped installation frame is fixedly connected to the middle of the top of the supporting frame, and a linear module is arranged at the top of the U-shaped installation frame. An electric telescopic rod is fixedly mounted at the top of a moving platform of the linear module, the end of a piston rod of the electric telescopic rod penetrates through the moving platform to be fixedly connected with a mounting box, an adjusting motor is fixedly mounted in the mounting box, and the end of an output shaft of the adjusting motor penetrates through the mounting box to be fixedly connected with a hot cutting mechanism used for hot cutting of chemical fabric. According to the chemical fabric hot cutting machine, chemical fabric can be pressed and fixed before cutting, the cutting effect is guaranteed, and waste on the surface of the cutting knife after cutting can be scraped off through arrangement of a strip-shaped groove in a pressing plate; chemical fabric can be vertically cut and horizontally cut off, and cutting of the chemical fabric is flexible.

The utility model belongs to the technical field of cutting machining, and particularly relates to a wire cut electrical discharge machining machine tool which comprises a machine tool body, a cutting executing mechanism is arranged above the machine tool body, and a cutting wire walking mechanism is arranged on one side of the cutting executing mechanism. A cutting wire walking mechanism is arranged, the distance of an electrode wire is effectively adjusted, a first lead screw arranged in an E-shaped frame is driven by a first motor to rotate, meanwhile, a first moving table and a wire storage barrel arranged on one side of a protective shell are driven to move, and the wire storage barrel is driven by a lifting assembly in a square box; according to the electrode wire cutting device, the transverse table telescopic assembly arranged on the front side is adjusted to ascend and descend, wire guide wheels arranged at the two ends of the transverse table telescopic assembly transversely stretch out and draw back the electrode wire, the electrode wire is tensioned through an arranged electric hydraulic telescopic rod and a pushing tensioning wheel, the used electrode wire is cooled through an arranged cooling assembly, and the cutting effect is guaranteed; meanwhile, the effect of adjusting the distance of the electrode wire is enhanced, the cutting precision is improved, and the use flexibility is improved.

The utility model relates to the technical field of weeding machines, and provides a mowing machine cutterhead assembly capable of preventing adhesion passivation and convenient to clean, which comprises a cutterhead body and a connecting column arranged in the center of the cutterhead body, and a plurality of cutterhead body scraping frames are movably clamped on the connecting column. The cutter head body scraping frame comprises a limiting roller head movably clamped to the connecting column and an upper contact frame with one end arranged on the outer wall of the limiting roller head, a lower contact frame is arranged at the other end of the upper contact frame, a twisting device is arranged between the end of the upper contact frame and the end of the lower contact frame, and after the cutter head body is stained with attachments, the cutter head body scraping frame is pressed downwards, so that the cutter head body is scraped. And the lower contact frame is pulled open, so that the lower contact frame and the upper contact frame cover the cutter head body under the action of the twisting device, and the cutter head body is rotated to scrape and remove attachments on the surface of the cutter head body.

The invention discloses a membrane rolling device for reverse osmosis membrane preparation, and relates to the technical field of osmosis membrane preparation, the membrane rolling device comprises a rolling frame and a membrane main body, and the inner wall of the rolling frame is fixedly connected with a shaft rod 1. According to the membrane rolling device for preparing the reverse osmosis membrane, when the reverse osmosis membrane is rolled, the smoothing roller can be driven by the tension spring to be attached and extruded with the surface of the membrane, and when the thickness of the rolled membrane is continuously increased, the attaching and extruding degree of the membrane can be synchronously increased by utilizing the elastic force of the tension spring; therefore, the film can be smoothed in the winding process, the possibility of wrinkling is reduced, meanwhile, the expansion distance of the multiple expansion blocks can be adjusted through the smoothing roller moving continuously, the perimeter is gradually increased, the rotating speed of the driven disc is continuously reduced, then the film can be wound at a constant speed, and the winding efficiency is improved. And the winding effect of the reverse osmosis membrane is ensured, and the flatness and uniformity of the surface of the membrane prepared by the device are improved.