416results about How to "Smooth cut" patented technology

The invention discloses a meat strip equally-dividing slitting machine for fresh meat processing, and relates to the technical field of fresh meat processing.The meat strip equally-dividing slitting machine comprises a rotating shaft, the rotating shaft is fixedly connected with a transmission part, the rotating shaft is in transmission with the output end of a motor through the transmission part, the outer side of the rotating shaft is fixedly connected with a cutting part, and the side, close to the rotating shaft, of a protection assembly is rotationally connected with a rotating rod; the cutting piece comprises a rotating disc, the rotating disc is fixedly connected with the rotating shaft, an inclined groove is formed in the edge of the outer side of the rotating disc, a blade is fixedly connected into the inclined groove, a fixing rod is fixedly connected to the outer side, close to the blade, of the rotating disc, and the rotating disc is fixedly connected with the blade through the fixing rod. According to the meat strip equally-dividing slitting machine for fresh meat processing, the blades are obliquely arranged, so that when fresh meat is cut, due to the angle problem of contact between the blades and the fresh meat, the fresh meat can be more easily guided to be cut open in the direction of the blades, notches are smoother, and the quality of produced products is improved.

The invention relates to the field of cutting devices, and discloses a noise reduction cutting device for metal part manufacturing, which comprises two bottom rails, a concave frame capable of sliding to adjust the position is arranged at the tops of the two bottom rails, a transverse moving structure is arranged at the top of the concave frame, and an up-down displacement structure is arranged at the lower end of the transverse moving structure. The lower end of the up-down displacement structure is connected with a laser cutting head, precise positioning of the laser cutting head in the horizontal direction can be achieved through sliding fit of a bottom rail and a concave frame and a transverse movement structure at the top of the concave frame, a second motor drives a first gear to be in meshing transmission with teeth, and the transverse movement distance of a motor sliding table can be precisely controlled. Therefore, the laser cutting head can conduct high-precision cutting on the metal piece according to the preset cutting path, good contour precision can be guaranteed when the metal piece in a complex shape is machined, machining errors are effectively reduced, and the product quality is improved.

The invention discloses a silicon carbide crystal cutting liquid supply device and a silicon carbide crystal cutting process, and relates to the technical field of silicon carbide machining.The silicon carbide crystal cutting liquid supply device comprises a liquid supply system, a control module and a first liquid supply pipeline used for spraying mortar to a cutting wire net; the second liquid supply pipeline is used for spraying mortar to the silicon carbide crystals; the nozzles B of the second liquid supply pipeline are positioned obliquely above the two sides of the cutting crystal; wherein the radius of the silicon carbide crystal is R, the transverse distance from the nozzle B of the second liquid supply pipeline to the cutting center is R + 20 mm to R + 200 mm, and the distance from the nozzle B of the second liquid supply pipeline to the vertical direction of the cutting center is R + 20 mm to R + 150 mm; and the first liquid supply pipeline and the second liquid supply pipeline are separately and independently controlled by the control module. The problems that in the existing silicon carbide crystal cutting process, the temperature control capability is insufficient, abrasive supply is insufficient, the cutting surface type quality is poor, and the productivity efficiency is low are solved.

The invention relates to the technical field of plate cutting, and discloses metal plate cutting equipment which comprises a workbench, two cutting tables are arranged at the top of the workbench, a metal plate is placed above the cutting tables, jacking assemblies are arranged on the two sides of a cutting knife board arranged over the metal plate, and vibration assemblies are arranged in the jacking assemblies. An externally-connected positioning assembly is arranged above the cutting tables, the transverse plate table supports the bottom plate to ascend when ascending, so that one ends of the two cutting tables ascend, the inclination effect is achieved, in the process that the cutting tables incline to enable plates to fall out, cutting disintegrating slag left above the cutting tables can slide out together, and therefore the cutting efficiency is improved. And material collection and disintegrating slag treatment can be carried out in the ascending and resetting process of the cutting knife board, so that the cutting process is smoother, and the efficiency is higher.

The utility model provides a pipeline cutting device in the technical field of pipeline cutting, which comprises a support, a cutting mechanism is arranged on the support, the cutting mechanism comprises a mounting plate, a cutting motor and a saw blade, a connecting frame is arranged on the support, the mounting plate is rotatably connected with the support through the connecting frame, the cutting motor is arranged on the mounting plate, and the saw blade is connected with a cutting motor shaft. The inner side of the saw blade is close to the edge of the mounting plate, the pipeline positioning mechanism comprises a fixed frame, a transmission mechanism, a transmission motor and a movable frame, the fixed frame is arranged above the support, and the two ends of the top of the fixed frame are rotationally connected with two driving rollers which are connected end to end. And meanwhile, the saw blade is stressed uniformly, and the problems that the saw blade is damaged and cracked are solved.

The utility model relates to the technical field of laser cutting, and discloses a laser cutting device capable of collecting sweeps, which comprises a top plate, two sides of the bottom of the top plate are fixedly connected with support plates, the two support plates are fixedly connected with the same material collecting frame close to the top, one side of the top of the material collecting frame is provided with a drain outlet, and the top of the material collecting frame is fixedly connected with a scraping plate. A rectangular hole is formed in the middle of the scraping plate, a threaded connection plate is slidably connected into the rectangular hole, sliding rods are slidably arranged at the two ends of the threaded connection plate in a sleeved mode, round holes matched with the sliding rods are formed in the two ends of the threaded connection plate, the tops and the bottoms of the two sliding rods are fixedly connected to the top and the bottom of the rectangular hole, and a T-shaped groove is formed in the middle of the top of the threaded connection plate. The cutting device has the technical effects that sweeps and dust generated by cutting can be cleaned in time, so that the cutting process is smoother, the working efficiency is improved, the influence of the sweeps on the cutting head can be reduced, and the cutting precision and quality are improved.

The invention relates to the technical field of hose cutting, in particular to hose cutting equipment and application of the hose cutting equipment in ultraviolet curing hose production, the hose cutting equipment comprises a mounting frame and a cutting knife, and is characterized in that an adjusting device is arranged at the upper end of the mounting frame, a cutting assembly is rotationally arranged at the side end of the adjusting device, and the cutting knife is arranged at the lower end of the mounting frame. The cutting knife is located in the cutting assembly, the cutting assembly comprises a flattening roller, by arranging a pressure sensor, the flattening roller, a grinding piece and other components, when the ultraviolet light curing hose needs to be cut, the flattening roller descends and moves in a reciprocating mode by controlling a pump body and a motor, and then the ultraviolet light curing hose is cut. According to the ultraviolet light curing hose rolling device, the flattening roller conducts reciprocating rolling on a cutting area of an ultraviolet light curing hose, the rolling condition of the ultraviolet light curing hose can be judged through the assistance of the pressure sensor, and in the process that the flattening roller descends and reciprocates to roll the ultraviolet light curing hose, the rolling condition of the ultraviolet light curing hose can be judged through the assistance of the pressing ball, the pressing rod and other components. And the cutting knife can be polished by the polishing piece.

The present invention relates to a replaceable drill bit with symmetrical bevel positioning, comprising a drill rod and a replaceable drill tip, wherein a first positioning bevel of the drill tip and a second positioning bevel of the drill tip are arranged at the lower end of the replaceable drill tip, and are centrally symmetrical along a common axis CL, the first positioning bevel of the replaceable drill tip and the second positioning bevel of the drill tip match with two corresponding positioning bevels of a drill rod mounting structure, a first limiting surface and a second limiting surface are arranged below the first mounting surface and the second mounting surface of the replaceable drill tip, and the drill bit presents a dovetail structure which is narrow at the top and wide at the bottom, and a first fastening through hole and a second fastening through hole are arranged in the middle of a first chip removal groove of the drill tip and a second chip removal groove of the drill tip; a mounting structure for mounting the replaceable drill tip is arranged at the upper end of the drill rod, and is a semi-enclosed groove centrally symmetrical with the common axis CL, the groove has a first positioning bevel of the drill rod and a second positioning bevel of the drill rod as positioning surfaces, which match with the first positioning bevel of the drill tip and the second positioning bevel of the drill tip of the replaceable drill tip, and the replaceable drill tip is coaxial with the drill rod; a fastening screw fixes the replaceable drill tip on the drill rod.

The present invention discloses a cutting device and a cutting method suitable for a variety of wind turbine blades, belonging to the technical field of wind turbine blade cutting and recycling, comprising a support platform; a gantry truss is fixedly installed on the upper end of the support platform; a segmented cutting mechanism is arranged on the support platform; the segmented cutting mechanism comprises a multi-point support longitudinal movement component, a rope cutting component and a pre-cutting component; a C-frame is fixedly installed on the moving end of the multi-point support longitudinal movement component, and a rope cutting component is arranged on the C-frame; a pre-cutting component is also arranged at the front end of the C-frame; cutting points that match the rope cutting component are cut on the wind turbine blades by the pre-cutting component, so that when the rope cutting component performs a cutting operation on the wind turbine blades, the rope saw of the rope cutting component is firstly inserted into the cutting points formed on the wind turbine blades, and then the wind turbine blades are cut in segments, so as to avoid deviation when the rope saw contacts the wind turbine blades, effectively increase the accuracy of the segmented cutting of the wind turbine blades, and reduce the possibility of damage to the rope saw.

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 rope saw cutting devices and cutting processes thereof, and particularly discloses a static force dismantling rope saw cutting device and a cutting process thereof. Which comprises a diamond wire sawing machine and a diamond wire saw matched with the diamond wire sawing machine, and is characterized by further comprising a bracket, a walking mechanism and positioning mechanisms, the walking mechanism is arranged on the bracket, the diamond wire sawing machine is arranged on the walking mechanism and driven by the walking mechanism to move on the bracket, and the positioning mechanisms are symmetrically arranged at one end of the bracket; the guide wheel mechanism is matched with the diamond wire saw to guide the diamond wire saw; on one hand, equipment is limited through the positioning mechanism and is stabilized at the set position, cutting is facilitated, cutting accuracy is improved, on the other hand, the height of one end of the bracket can be adjusted through the screw, the heights of the two ends of the bracket are consistent, and the bracket is in a horizontal state; in this way, the cutting accuracy is not affected when the diamond wire sawing machine moves.

The utility model relates to the technical field of paperboard processing, and discloses a paperboard processing and cutting structure for printing paper bag production, which comprises a base with supporting legs and a conveying belt, the conveying belt is rotatably mounted in the base, a motor is arranged in the base, and the output end of the motor is in transmission connection with the conveying belt through a first transmission assembly. A cushion block is arranged on one side of the conveying belt, a cutting groove is formed in the top of the cushion block, and a cutting mechanism is arranged at the top of the cushion block in a matched mode. The rotating shaft rotates and drives the eccentric disc to rotate at the same time, so that the eccentric disc extrudes the support to slide in the sliding groove, and therefore the cutting knife is driven to rapidly fall off, paperboards are rapidly cut off through cooperation of the cutting groove, the conveying belt continues to convey the paperboards, and the cut-off paperboards continue to be pushed forwards; according to the design, fixed-length cutting can be automatically conducted on paperboards, meanwhile, notches are smooth, and the product quality is improved while the working efficiency is improved.

The present invention relates to the field of non-standard automation technology, in particular to an end cap rotary cutting assembly system and method for an injection-molded bottle body, comprising an injection molding machine, an injection molding transfer mechanism, a conveying mechanism, a first positioning mechanism, a first clamping mechanism, a rotary cutting mechanism, a second positioning mechanism, a second clamping mechanism and an end cap assembly mechanism, wherein the injection molding machine is used for bottle body injection molding, the injection molding transfer mechanism comprises an injection molding material picking component and an injection molding conveying component, the injection molding material picking component is used for grabbing the injection-molded bottle body on the injection molding machine and placing it on the injection molding conveying component, the injection molding conveying component is used for conveying the bottle body toward the conveying mechanism, the conveying mechanism is used for bottle body conveying, the first positioning mechanism is used for positioning the bottle body on the conveying mechanism, the first clamping mechanism is used for clamping the positioned bottle body and conveying it toward the rotary cutting mechanism, and the rotary cutting mechanism is used for ring cutting at the port on the bottle body; the present invention realizes full-chain automated operation from injection molding to end cap assembly through integrated and automated design.

The high-adaptability plate sawing device comprises a table body, a top plate is arranged above the table body, a support is arranged on the top plate, a hydraulic cylinder is arranged on the support, the telescopic end of the hydraulic cylinder penetrates through the top plate and is fixedly provided with a lifting frame, and the lifting frame is connected with a positioning assembly and a conveying assembly. And when the lifting frame moves upwards, the conveying roller is driven to rotate through the conveying assembly, when the lifting frame moves downwards, the sliding frame is driven to move downwards through the pressing and covering assembly, and the top plate is provided with an adjusting assembly connected with the pair of sliding seats. According to the saw cutting device, efficient saw cutting of the cutting assembly is achieved, due to the design of the conveying assembly and the pressing and covering assembly, plates can be stably conveyed and pressed in the saw cutting process, deviation or vibration of the plates in the saw cutting process is avoided, and the saw cutting precision is improved.

The invention belongs to the technical field of copper rod machining, and particularly discloses a copper rod machining device and a machining process thereof.The copper rod machining device comprises a base, two sets of workpiece supporting frames, a lifting frame, two sets of cutting machines and a transverse embracing mechanism, and the two sets of workpiece supporting frames are symmetrically installed on the upper surfaces of the two sides of the base; the two sets of workpiece supporting frames are correspondingly connected with sliding blocks through bidirectional driving pieces correspondingly arranged in the two sets of workpiece supporting frames, assembling rods are fixedly installed on the outer sides of the two sets of sliding blocks correspondingly, and a first guide frame and a second guide frame are arranged between the two assembling rods with the opposite end faces correspondingly. According to the copper rod cutting and polishing integrated machining device, copper rod cutting and polishing integrated machining is achieved, the cutting position is accurately controlled, end face burrs are effectively removed, the equipment investment and the operation cost are reduced, the machining efficiency is improved, and the machining quality is improved. And the machining efficiency and the yield are improved, and the production requirements of small and medium-sized copper material machining enterprises are met.

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 relates to the technical field of diamond tools, in particular to a diamond saw blade with bidirectional tooth protection tool bits and a production process of the diamond saw blade. The plurality of groups of tool bits convexly extend to the outer side of the base body and are distributed in an annular array by taking the base body as the center; the chip grooves are formed between the adjacent groups of tool bits and comprise first groove bodies for separating the adjacent groups of tool bits and second groove bodies formed by sinking from the first groove bodies to the interior of the base body; wherein the second groove body is concaved towards the cutter head side from the connecting position of the second groove body and the first groove body to form protection teeth, each group of cutter heads is provided with two groups of protection teeth, and the two groups of protection teeth are distributed on the two sides of the group of cutter heads. The tool bit is specially designed to be in the two-way tooth protection shape, so that more chip grooves are formed in the saw blade cutting and contact face, the two-way tooth protection can effectively protect a base body and prevent the base body from being worn too fast and thinned, the large U-shaped chip grooves of the tool bit can take away more gravel and chips when concrete granite is cut, cutting resistance is reduced, and working efficiency is improved.

The invention belongs to the technical field of hook-and-loop fastener production, and particularly relates to a cutting device for hook-and-loop fastener production and a using method thereof.The cutting device comprises a rack, and the rack is provided with an unwinding roller, a conveying roller, a longitudinal cutting assembly, a transverse cutting assembly and a static electricity removing device. The unwinding roller is used for winding a to-be-cut magic tape; the conveying roller is connected with a power source, can rotate in the circumferential direction and is used for conveying the hook-and-loop fastener unwound from the unwinding roller. The longitudinal cutting assembly is used for longitudinally cutting the magic tape into a plurality of strips; the transverse cutting assembly is arranged behind the longitudinal cutting assembly and used for cutting the multiple hook-and-loop fasteners into sections at the same time. The static electricity removing device is arranged between the transverse cutting assembly and the longitudinal cutting assembly and used for removing static electricity of the hook-and-loop fastener. The static electricity eliminating device is used for eliminating static electricity in the hook-and-loop fastener, and distortion and curling of the hook-and-loop fastener after cutting are reduced.

The utility model discloses a chain shearing machine with a collecting structure, which relates to the technical field of chain shearing and comprises a machine tool, a collecting groove is arranged below the middle of the machine tool, a collecting mechanism is fixedly mounted at the top of the right side of the machine tool, and a fixing mechanism is fixedly mounted on one side of the collecting mechanism and the top of the left side of the machine tool. A blade of the cutting machine is in contact with a tightened chain to shear the chain, so that one chain which is originally fixed by two groups of fixing mechanisms is changed into two sections, the sheared chain on the right side part is fixed by a fixing mechanism on a collecting mechanism at the moment, and a motor drives driving teeth to rotate so as to drive a turntable on a bracket to rotate; by means of improvement and innovation of a traditional manual shearing method, production efficiency is improved, resource waste is reduced, the working environment is improved, and danger of operation of workers is reduced.

The invention relates to the technical field of reactors, and specifically discloses a pesticide processing suspension mixing reactor, comprising a mounting frame and a reactor body fixedly mounted on the mounting frame, wherein a self-adjusting stirring and cutting mechanism and a grinding auxiliary crushing mechanism are arranged in the reactor body, wherein the self-adjusting stirring and cutting mechanism comprises a plurality of stirring and chopping components evenly spaced, a driving component for driving the stirring and chopping components, an adjusting component and a hollow rotating shaft rotatably mounted between the top inner wall and the bottom inner wall of the reactor body, wherein the stirring and cutting blades rotate at high speed to rapidly dissolve soluble solid pesticide original drug particles in a solvent, thereby increasing the dissolution rate, and the high-speed rotating stirring and cutting blades generate strong shearing force, which can effectively break the attraction between solid pesticide original drug particles, prevent particle agglomeration, and simultaneously cut larger particles into smaller particles, so that the particles are rapidly and evenly dispersed in water, thereby ensuring the consistency of particle size, and forming a uniform and stable pesticide suspension.

The utility model discloses a communication cable cutting device. The communication cable cutting device comprises a cable cutting mechanism and a buffer protection assembly, the buffer protection assembly comprises a cutting knife protection plate, the lower end of the cutting knife protection plate is fixedly connected with a first fixing block through a bolt, and a spring is installed at the lower end of the first fixing block; certain impact force can be generated when the cutting tool cuts the cable, the cutting tool can enter the interior of the cutting edge groove of the cutting tool protection plate to move downwards after completing the cutting action, the impact force of the cutting tool can be further reduced and absorbed, the impact force is absorbed and relieved through compression of fluid, and therefore the cutting tool is protected against damage, and the service life of the cutting tool is prolonged. Damage to the cutting edge of the cutting tool can be reduced and avoided, and stability and machining quality in the cable cutting process are ensured.

The utility model relates to a circumcision anastomat which comprises a glans penis cover. The glans penis cover comprises a cover body, and an opening is formed in the middle of the front end of the cover body. An inwards-concave notch is formed in the front end of the cover body in the circumferential direction, an inner ring is assembled on the inwards-concave notch, an outer ring matched with the inner ring is assembled on the outer side of the inner ring, the outer ring penetrates through the cover body and is connected with the inner ring, multi-pole magnetic fields are arranged in ring bodies of the inner ring and the outer ring, and the inner ring and the outer ring can be axially attached to each other, attracted to each other and clamped with each other; the prepuce is clamped between the inner ring and the outer ring, meanwhile, the inner diameter of the inner ring is smaller than that of the outer ring, the prepuce is clamped through the difference between the inner diameters of the inner ring and the outer ring, a mechanical compression effect is generated on tissue through mutual attraction force between the magnets, and therefore the squeezed tissue is subjected to dry necrosis due to ischemia; adjacent tissues on the outer edge of the squeezing area are layered and healed to form an anastomotic stoma, and local swelling is light. And postoperative scar formation is reduced.

The invention provides a cable outer sheath stripping machine which comprises a feeding roller line, a stripping machine box, a discharging roller line and a controller arranged on the stripping machine box, a clamping and conveying mechanism and a stripping mechanism are arranged in the stripping machine box, and the stripping mechanism comprises a mounting plate, a feeding roller line, a discharging roller line and a controller, the two supporting tool rests are installed on the side face of the installation plate and located above and below a to-be-cut cable respectively. The circular cutter is rotationally connected to the supporting cutter frame; the diameter adjusting assembly is used for adjusting the distance between the two supporting tool rests. The thickness adjusting assembly is used for adjusting the cut-in depth of the circular cutter. The thickness adjusting assembly comprises a cut-in depth detection mechanism used for detecting whether the circular cutter cuts in and makes contact with the steel armor layer or not. The cable outer sheath longitudinal cutting device can adapt to longitudinal cutting work of cable outer sheaths with different diameters and different thicknesses, and the convenience, universality and peeling efficiency of cable outer sheath peeling work are improved.

The invention discloses high-precision steel plate numerical control cutting equipment and relates to the technical field of steel plate cutting, the high-precision steel plate numerical control cutting equipment comprises a cutting rack and a limiting assembly, a first guide rail is arranged on the front side of the cutting rack, and the limiting assembly used for increasing the steel plate cutting precision is arranged at the lower end of the cutting rack; and the limiting assembly comprises a first hydraulic rod, a force equalizing frame, a connecting plate, a limiting frame and an anti-skid gasket, the force equalizing frame is connected to the output end of the first hydraulic rod, the connecting plate is installed at the lower end of the force equalizing frame, and the limiting frame is connected to the side edge of the connecting plate. According to the high-precision steel plate numerical control cutting equipment, a limiting frame is driven by a first hydraulic rod to achieve an area division effect on the surface of steel, so that a machining worker visually knows the cutting position of the steel by a laser cutting head, and high precision is achieved when the steel is cut; and meanwhile, the limiting frame is driven by the first hydraulic rod to exert downward pressing and limiting force on the steel, the stability of the steel during cutting is improved, and deviation of the steel is avoided.

The utility model provides a rubber tapping blade and a rubber tapping machine. The rubber tapping blade comprises a main blade, an auxiliary blade and a tool nose, wherein the main blade and the auxiliary blade are matched with each other, and the tool nose is formed by combining the main blade and the auxiliary blade. The tool nose comprises a first blade part arranged on the main blade and a second blade part arranged on the auxiliary blade; wherein an included angle B is formed between the first blade part and the second blade part, and the included angle B is larger than or equal to 40 degrees and smaller than or equal to 90 degrees. The rubber tapping blade solves the technical problems that in the prior art, a bending process is used for manufacturing the rubber tapping blade, a tool nose on the manufactured rubber tapping blade is a round corner, and when a rubber tree is cut by the round corner, deep cutting is difficult, so that cutting is not in place.

The invention discloses an anchoring device for an underground cutting tool. The technical problem that the anchoring effect is poor is solved. The device comprises an anchoring shell, an upper connector, a lower bearing and an inner core pipe and further comprises a plurality of anchoring arms, the anchoring arms are hinged to the anchoring shell and distributed in the circumferential direction of the anchoring shell at equal intervals, the length direction of the anchoring arms is parallel to the axial direction of the anchoring shell, and the length direction of the anchoring arms is parallel to the axial direction of the anchoring shell. The axial direction of a hinge shaft on each anchoring arm is parallel to the axial direction of the anchoring shell, and the upper end and the lower end of the side, away from the hinge shaft, of each anchoring arm are each provided with an anchoring block used for abutting against the inner wall of a tubular column. And the control piece is arranged between the anchoring shell and the multiple anchoring arms and used for controlling the multiple anchoring arms to rotate synchronously. The anchoring effect can be improved, it is guaranteed that cutting operation is conducted smoothly, meanwhile, the anchoring arm can be automatically retracted, and the risk that a tool is clamped in the lifting process is effectively reduced.

The present invention discloses a highly safe CNC gantry pipe making machine, which relates to the technical field of CNC pipe making machines, including a gantry machine body, a pipe making platform and a translation seat, wherein the bottom wall of the gantry machine body is provided with a pipe making platform, the two groups of translation seats are movably installed on the inner side of the translation square cavity, the bottom fixed frame is installed on the top of the translation seat, the groove is opened on the top of the bottom fixed frame, and the limit top frame is installed on the telescopic end of the pressing and fixing hand rod. The present invention provides a cutting anti-warping component on the inner side of the translation square cavity, and the pipe is horizontally placed on the inner side of the bottom fixed frame and penetrates the inner side of the penetration ring. After the pressing and fixing hand rod works and contracts, the limit top frame moves downward to clamp the pipe. The pipe is in a horizontal state on the pipe making platform as a whole, and the two ends of the pipe are limited to avoid the warping phenomenon of the outer end of the pipe during the cutting process, thereby enhancing the safety performance of pipe cutting, ensuring that the pipe feeding is stable while ensuring that the pipe cutting process is more stable, and improving the pipe cutting quality of the pipe making machine.

The utility model discloses a kind of board cutting equipment and production line, board cutting equipment includes: first cutting member and second cutting member;The side wall in the thickness direction of first cutting member is attached with the side wall in the thickness direction of second cutting member;And, first cutting member is internally structured with the first through hole along the thickness direction of itself, second cutting member is internally structured with the second through hole along the thickness direction of itself, first through hole is aligned with second through hole;Second cutting member is rotated relative to first cutting member. Thus, by shearing mode, its force is limited on the very narrow shear band in the thickness direction of board, with highly concentrated local shear force, the shear strength of material can be efficiently overcome, cutout is neat, almost no impact wave or tensile stress that causes curling or deformation to the board area on both sides of cutout. Therefore, the present scheme can effectively avoid cutout curling problem, and flat section can be obtained by once cutting, without secondary cutting.

This utility model discloses a mechanical explosion-proof thermostat, belonging to the technical field of thermostats. The device includes an explosion-proof body and a cover plate. The explosion-proof body includes an insulating shell, and an actuation control component is disposed inside the insulating shell. The inner edge of the insulating shell is threaded. The bottom of the cover plate is provided with a threaded retaining ring that mates with the threaded inner edge of the insulating shell. An inner ring plate is disposed along the inner edge of the insulating shell, and a sealing gap exists between the inner ring plate and the inner edge of the insulating shell. Multiple sealing gaskets are fixedly disposed on one side of the inner ring plate within the sealing gap. When the cover plate is screwed into the insulating shell, the threaded retaining ring embeds into the sealing gap and mates with multiple sets of annular protrusions on the outer side of the multiple sealing gaskets fixed on the inner ring plate. The multiple sets of annular protrusions elastically press against the inner side of the threaded retaining ring, forming a multi-stage sealing effect, thereby improving the stability of the sealing effect at the cover plate, effectively resisting the intrusion of external corrosive substances, and extending the service life of the thermostat.

This utility model relates to the field of ball screw machining technology and discloses a double-push ball screw cyclone milling machine, including a housing. Two drive assemblies are provided on the inner walls of both sides of the housing. A cyclone milling cutter assembly is mounted on the upper drive assembly. A fixed platform is fixedly connected to the bottom inner wall of the housing. A slide is slidably connected to the upper surface of the fixed platform. A carriage is adjustablely mounted on the upper surface of the slide. A three-jaw chuck is rotatably connected to one side of the carriage via a bearing seat. A deceleration assembly is provided on one side of the carriage to slowly rotate the three-jaw chuck. This utility model uses two independent drive assemblies to move the workpiece and the cyclone milling cutter assembly respectively, allowing them to move in opposite directions to precisely control the workpiece's movement and axial feed, and to control the high-speed rotation and axial position of the cyclone milling cutter. The relative cutting motion between the two significantly improves machining efficiency.