2405results about "Thread cutting machines" patented technology

A stop for use with an electric drill bit, the stop having at least one threaded sleeve for positioning the stop relative to a surface into which the drill bit will extend. The stop may have both an inner and an outer sleeve. The sleeves are mounted coaxially, one inside the other about the drill bit. One of the sleeves, preferably the inner sleeve, provides coarse adjustment of the position of the shoulder relative to the tip of the bit, while the other, preferably the outer sleeve, provides fine adjustment of the position of the shoulder relative to the top of the bit.

The invention relates to the technical field of information, in particular to a high-precision thread machining method and system for an electronic cigarette connecting column in the technical field of precision hardware machining.The method comprises the steps that temperature distribution data of a material in the machining process is obtained, the thermal deformation amount is calculated through a heat conduction model, and a pre-compensation offset value is generated in combination with thread geometrical characteristics; an initial machining path adjusting scheme is obtained; extracting a multi-axis linkage moving trajectory from the initial processing path adjustment scheme, analyzing the change trend of the speed and acceleration of each axis in the trajectory, and judging dynamic error distribution characteristics to obtain an error distribution prediction map; obtaining geometric accuracy data of each key point in the machining path adjusted in real time, and analyzing a mapping relation between machining parameters and accuracy through a quality prediction model to obtain a parameter optimization suggestion table; and extracting a deviation value of the current processing parameter from the parameter optimization suggestion table, updating a control instruction of the processing equipment in combination with a closed-loop coordination mechanism, and generating a dynamically adjusted processing parameter set.

The fabricated building structure production device comprises a machine body, and a mechanical arm is installed on the left side of the top of the machine body. The mechanical arm and the clamping mechanism are used in cooperation, automatic feeding of I-shaped steel beams or steel pipe columns is achieved, the adjusting mechanism and the cutting mechanism are used in cooperation, arc-shaped splicing openings are formed in the four sets of I-shaped steel beams, and then under the action of the adjusting mechanism and the welding mechanism, welding is conducted on the I-shaped steel beams or the steel pipe columns. The four sets of I-shaped steel beams are attached to the outer wall of the steel pipe column, the top and the bottom of a splicing opening are welded, so that the four sets of I-shaped steel beams and the steel pipe column are connected together, and under cooperation of an adjusting mechanism and a tapping mechanism, a plurality of sets of threaded holes are formed in the four sets of I-shaped steel beams in sequence; the device is convenient and fast to use, does not need to be operated by workers, improves the production efficiency, has substantive improvement, and is beneficial to popularization and application.

The invention relates to the technical field of turning machining, in particular to a turning machining device for bolt machining and production, which comprises a lathe body consisting of a lathe bed, a driving and guiding assembly, a clamping assembly for clamping a blank and a cutter arranged at the top of the driving and guiding assembly, and the driving and guiding assembly and the clamping assembly are both arranged on the lathe bed. In the whole turning process, the three-jaw chuck, the ejector pin and the supporting assembly conduct double supporting on the blank, in the whole turning process, the supporting assembly is always located at the position, a small distance away from the left side of the tool, of the left side of the blank, and the supporting assembly moves synchronously along with gradual movement of the tool towards the left side of the blank; according to the technical scheme, it is ensured that the cutting point of the cutter is located at the supporting assembly all the time, the stability of the blank in the whole turning process is ensured through the dynamic adjusting capacity, blank deformation and vibration caused by the cantilever effect are avoided, and therefore the influence of the cantilever effect can be effectively avoided, and the machining precision is greatly improved.

The invention discloses horizontal internal thread tapping equipment, which relates to the technical field of tapping equipment and comprises a main body, a hydraulic mechanism, a clamping, lifting and overturning mechanism, a tapping mechanism, a liquid supply mechanism and a cooling and lubricating mechanism. Through workpiece overturning and tapping direction optimization, the problem of scrap accumulation in traditional tapping is thoroughly solved, when a hydraulic mechanism is used for driving a clamping, lifting and overturning mechanism to descend, an overturning gear is meshed with a toothed plate to drive a workpiece to overturn by 180 degrees, the bottom-to-top tapping action of a screw tap is matched, scraps naturally fall by means of the gravity effect, and the tapping efficiency is improved. Meanwhile, chippings are further scoured through precise spraying of the cooling lubricating liquid, the chippings are prevented from being retained on the surface of the threaded hole or the screw tap, by means of the design, the additional friction resistance of the chippings to the screw tap is reduced, the abrasion and fracture risks of the screw tap are reduced (the service life is prolonged by 30% or above), the problems of thread disorder, size out-of-tolerance and the like caused by chipping extrusion are solved, and the service life of the screw tap is prolonged. The thread machining precision and the surface quality are remarkably improved, and the workpiece rejection rate is reduced.

The invention belongs to the technical field of worm machining, and particularly relates to a worm machining thread grinding and polishing device which comprises a machine tool body, a worm body is installed on one side of the upper portion of the machine tool body, a supporting frame is fixed to one side of the top end of the machine tool body, a moving seat is arranged in the supporting frame, and a lifting seat is arranged below the moving seat. A mounting base is mounted at the bottom end of the lifting base, a cutting tool bit is fixed to the bottom end of the mounting base, two polishing heads are arranged below the mounting base, a movable cavity is formed in the bottom end of the mounting base, a connecting box is slidably connected into the movable cavity, an electric telescopic rod is mounted in the movable cavity, and a second motor is mounted in the connecting box; the grinding head is driven by the electric telescopic rod to move downwards so that the grinding head can make contact with the threaded surface of the worm main body, the grinding head is driven by the second motor to grind burrs and stripes of threads, meanwhile, metal powder can be collected through the dust collection manifold, and the metal powder can be prevented from splashing to the ground or the top end of the machine tool main body.

The invention relates to the technical field of lead screw machining, in particular to a ball screw machining cylindrical surface grinding device which comprises a base and a sliding table fixedly connected to the top of the base, a centering type fixing mechanism is arranged on the sliding table, a sweeping type groove grinding mechanism is arranged on the base, and the sweeping type groove grinding mechanism comprises an annular fixing base. A rotating ring is mounted on the annular fixing seat, and a plurality of arc-shaped polishing blocks combined into a ring shape are mounted on the inner wall of the rotating ring through bolts; according to the ball screw grinding device, self-adaptive centering clamping of ball screws of different sizes is achieved through the centering type fixing mechanism, auxiliary elastic clamping of a grinding area is achieved through the auxiliary cylindrical surface grinding mechanism, the grinding stability is further improved, and the cleaning type groove grinding mechanism is combined, so that the comprehensive grinding effect of the ball screws is achieved, and meanwhile the grinding efficiency of the ball screws is improved. And in addition, auxiliary air cooling treatment can be carried out on the grinding area.

The invention relates to the technical field of mechanical precision machining, and discloses a novel steel ultra-slender internal thread machining technology which comprises the steps that a workpiece is clamped on a machining platform at a time, internal thread preprocessing is conducted on the workpiece, so that a prefabricated threaded hole with the finish machining allowance is formed, and a measuring probe is adopted for conducting online detection on the prefabricated threaded hole; the detection result of the prefabricated thread representing the actual geometrical morphology and the spatial pose is obtained; and on the basis of the detection result, determining control parameters for dynamically compensating the movement of the machining tool in subsequent finish machining. According to the method, an ideal force-torque model dynamically changing along with the machining depth is established in advance by utilizing an actual hole pattern contour function established through online detection and combining the physical law of material cutting, and then the machining torque monitored in real time is compared with the model, so that machining abnormities such as chip blockage and the like can be judged immediately and accurately.

The fastening bolt thread machining system comprises a supporting mechanism, the supporting mechanism comprises a rotatable material clamping assembly, a machined part is arranged on the rotatable material clamping assembly, a transmission assembly is connected to the middle of the rotatable material clamping assembly, a lifting assembly is fixedly connected to the upper portion of the rotatable material clamping assembly, and a driving assembly is arranged on the lifting assembly; and the adjustable machining mechanism comprises a rotating assembly and an elastic assembly, the rotating assembly is assembled on the lifting assembly and is in transmission connection with the transmission assembly, a thread machining assembly is arranged on the peripheral face of the rotating assembly, and the thread machining assembly can be in transmission connection with the driving assembly. The elastic assembly is lifted upwards through the lifting assembly, so that the elastic assembly can be elastically reset after being lifted by a section, the elastic assembly and the inclined groove are matched to drive the rotating assembly and the thread machining assembly to rotate, and the positions of the multiple cutter bodies can be automatically switched.

The automatic feeding and discharging valve seat tapping machine comprises a rack body, an operation table is arranged at the upper end of the rack body, a movable clamping mechanism is slidably connected to the middle of the upper end of the operation table, a protection frame is installed on the outer side of the upper end of the operation table, and a tapping mechanism is installed in the middle of the upper end in the protection frame; a feeding and discharging mechanism is installed on the front side in the protection frame, and fixed fans are symmetrically and obliquely arranged on the two sides between the feeding and discharging mechanism and the tapping mechanism. According to the valve seat tapping machine capable of achieving automatic feeding and discharging, through the feeding and discharging mechanism, a valve seat can be conveniently conveyed to the position between the two clamping seats to be clamped and fixed, meanwhile, through a lead screw structure, an unmachined valve seat can be conveniently conveyed to the position under a tapping tool bit to be subjected to feeding operation, and the machined valve seat is not prone to falling off. The clamping seats are driven by the lead screw mechanism to move to the position under the mechanical claw, then the machined valve seat is taken out of the two clamping seats through the mechanical claw, discharging operation is conducted, and the practicability during use is improved.

The utility model relates to the technical field of flange processing, and discloses an automatic tapping machine of a flange plate for connecting a heating radiator, which comprises a disc, an adjusting mechanism assembled on the top of the disc, a bracket fixedly connected with the surface of the disc through a bolt, and a base assembled at the bottom of the bracket, four grooves for the adjusting mechanism to move are formed in the surface of the disc, and the adjusting mechanism comprises a first hydraulic rod perpendicularly installed in the center of the disc. According to the automatic tapping machine for the flange plate for connecting the heating radiator, through the adjusting mechanism, when the positions, with different diameters, of the flange plate need to be tapped, a first hydraulic rod is opened to drive a fixing block to move, then four sliding blocks are driven by four guide rods to slide in four grooves in the surface of a disc, and four tapping motors are driven to move at the same time; and the first hydraulic rod is closed by adjusting to a proper position, so that tapping can be carried out on positions of different diameters of the flange plate according to different requirements, and the applicability of the device is improved.

The utility model belongs to the technical field of shielding door production, and particularly relates to a tapping device for shielding door production, which comprises a base, supporting legs, a supporting frame, a guide rod, a sliding block, a first telescopic piece, a tapping machine and a second telescopic piece, the supporting legs are fixedly arranged on the periphery of the bottom of the base, the supporting frame is fixedly arranged on the top of the base, and the guide rod is arranged on the supporting frame. A tapping device is arranged above the base, the tapping device comprises a measuring unit and a clamping unit, the measuring unit is arranged above the base, and the clamping unit is arranged above the base. According to the tapping device for shielding door production, by arranging the measuring unit, when a tapping machine conducts tapping on a shielding door and moves downwards, a pressing plate pushes a measuring rod to move upwards, the tapping depth is measured in cooperation with a pointer and a scale groove formed in the measuring rod, and therefore the tapping precision of the shielding door is improved; the problem that in the background technology, the tapping depth of the shielding door cannot be measured in the using process, and consequently the machining precision of the shielding door is affected is solved.

The invention relates to the technical field of equipment manufacturing, in particular to a cutting device for a threaded air-tight seal buckle of an oil casing based on industrial machinery manufacturing, which comprises a case, a cutting component is mounted in the middle of the top of the case, partition plates are mounted on two sides of the inner wall of the case, and mounting frames are mounted at the bottoms of one sides of the partition plates. A mounting frame is arranged on the machine box, a turnover mechanism is arranged on the mounting frame, a three-jaw chuck used for clamping an oil casing air-tight seal buckle is mounted at the end of the turnover mechanism, the turnover mechanism is used for driving the three-jaw chuck to rotate by 180 degrees, a funnel is mounted in the middle of the bottom of the machine box, and a supporting frame is mounted at the bottom of the machine box. Two threads of the oil casing can be cut, all-around cutting machining is achieved, effective filtering performance is formed, cooling liquid recycling is achieved, scrap accumulation and blockage are prevented, the effect of automatically cleaning the filtering cloth is formed, repeated dismounting and cleaning are not needed, the cleaning difficulty is lowered, and the service life of the filtering cloth is prolonged.

A handheld lithium battery threading machine includes a die head, a motor assembly, a lithium battery assembly, a toothed disc assembly, a support arm body assembly, and a gearbox assembly. The lithium battery assembly is connected to the motor assembly. The motor assembly and the toothed disc assembly are respectively mounted at both ends of the gearbox assembly. The die head is mounted on the toothed disc assembly, and the support arm body assembly is mounted on the gearbox assembly and matched with the die head. The motor assembly includes a motor, a male plug, a main switch, a handle, an air inlet window, and an air outlet window, where the motor, the male plug, and the main switch are all mounted on the handle. Both the air inlet window and the air outlet window are arranged on the handle.

The invention discloses a pitch positioning method and device of a stamping die. The pitch positioning method comprises the following steps that an upper die base and a lower die base are closed, and a first convex hull integrally formed with a material belt is stamped in a waste area of the material belt; the upper die base and the lower die base are separated for die separation, the material belt is suitable for moving forwards until the first convex hull abuts against the pitch stop lever of the lower die base, and then pitch positioning of the material belt is achieved; the pitch positioning device is used for realizing the pitch positioning method. The stamping device has the beneficial effects that the integrally-formed convex hulls are formed on the material belt in a stamping mode, pitch positioning conveying of the material belt can be achieved, the conveying distance of each time is the distance of one pitch, and then the stamping precision is guaranteed; in addition, the convex hulls are located in the waste material area of the material belt, and therefore landing edges do not need to be reserved on the two sides of the material belt, material waste of the material belt is reduced, and production cost is reduced.

Automatic tapping equipment for a filter end cover relates to the technical field of filter machining and comprises a shell and a rack arranged in the shell, the rack is sequentially provided with a first transfer station, an overturning station, a second transfer station, a tapping station and a discharging station in the transmission direction of the filter end cover, and the rack is provided with a feeding mechanism, a discharging mechanism, a tapping mechanism and a discharging mechanism; a clamping mechanism; a detection unit; the turnover mechanism is used for clamping the filter end cover on the non-uniform surface and turning over the filter end cover by 180 degrees; a lifting mechanism; a transfer mechanism; and the tapping mechanism is arranged at the tapping station and is used for carrying out tapping operation on the filter end cover located at the tapping station. Automatic feeding equipment and automatic tapping equipment are combined, the whole process operation of feeding, transferring, tapping and discharging of the filter end covers is achieved, meanwhile, through the arranged overturning station, the front faces and the back faces of the filter end covers are achieved, it is guaranteed that all the filter end covers are located on the same face, the follow-up procedures can be normally carried out, the shutdown frequency is reduced, and the production efficiency is improved. The production efficiency is improved.

The present invention relates to the technical field of metal nut processing, and proposes a batch tapping device and method for metal nuts, wherein a batch tapping device for metal nuts includes a tapping base plate, a loading and positioning disk, a stacking loading box, a loading and unloading power assembly, and a one-way loading and positioning assembly. A circular tapping box is arranged on the tapping base plate, and a feeding groove, a discharging groove, and a slag discharge groove that are compatible with the metal nut are provided on the circular tapping box. An annular loading disk is rotatably arranged in the circular tapping box, and a plurality of slag discharge through holes are provided on the annular loading disk. A loading and positioning disk is detachably arranged on the annular loading disk, and a plurality of limiting grooves that are compatible with the metal nut are provided on the loading and positioning disk. Through the above technical scheme, the batch tapping device for metal nuts in the prior art is solved, and the problem of poor synchronization when tapping and positioning the metal nut is solved, which easily leads to the problem of scrapping due to misalignment of the tapping.

The invention relates to the technical field of nut machining, in particular to tapping equipment for pressing rivet nut production, which comprises a workbench, the upper end of the workbench is provided with a circular part in an upward protruding manner, the upper end of the circular part is rotatably provided with a rotating plate, and the rotating plate is driven by a motor shaft of a stepping motor fixedly mounted at the lower end of the workbench; the nut machining device has the beneficial effects that when the nut machining device works, a nut product to be machined is placed on the bearing tables, meanwhile, the nut product is located between the two positioning blocks, the nut product is placed on the bearing tables, and therefore the nut product can be machined conveniently; the two positioning blocks in the two positioning mechanisms are close to each other and matched with each other to preliminarily clamp and position a nut product to be machined, so that the nut product to be machined can be located in the center of the bearing table, and the nut product to be machined is driven by the bearing table to rotate to the position under the tapping head to be tapped.

A portable pipe threader includes a housing, a carriage, and at least one pipe threading tool. A drive assembly of the is at least partially positioned within the housing and includes an electric motor operable to provide torque to the pipe. A lubrication system is removably coupled to the housing and includes a reservoir for holding a lubricant and a pump powered by the drive assembly. A stand of the portable pipe threader is adjustable between collapsed and deployed states. When collapsed, a longitudinal axis of the housing is maintained at a first oblique angle relative to a horizontal reference plane parallel with a work surface upon which the stand is supported to funnel lubricant toward the reservoir. When deployed, the longitudinal axis is maintained at a second oblique angle to funnel lubricant away from an end of the pipe on which a working operation is performed.

The invention discloses a high-precision tapping machine based on clamping piece machining, and relates to the technical field of tapping machines, the high-precision tapping machine comprises a machining machine, a tapping assembly is arranged at the top of the machining machine, a clamping device is fixedly installed on the left side of the top of the machining machine, a clamping piece to be tapped is placed in the clamping device, and a supporting assembly is arranged on the left side in the machining machine. According to the high-precision tapping machine based on clamping piece machining, clamping of the clamping piece to be tapped is firmer, the situation that the tapping precision of the clamping piece to be tapped is affected due to the fact that the clamping piece to be tapped is loosened and deviated in the process that the screw tap head descends for tapping and ascends is avoided, and the situation that the tapping precision of the clamping piece to be tapped is affected when the screw tap head is stuck is avoided. The tapping machine body continues to control the screw tap head to rotate and press downwards, so that the screw tap head is broken and the clamping piece to be tapped is damaged, cooling liquid of the cooling pipe cools the screw tap head through the sleeve, the cooling liquid and chippings are prevented from splashing in the rotating process of the screw tap head, and the working environment is cleaner.

The invention discloses tapping equipment and method for square-head bolt production and machining, and relates to the technical field of tapping equipment.The tapping equipment comprises a machine body, a machine head, a feeding mechanism, a machining mechanism and a multi-station rotating mechanism, the machining mechanism comprises a hydraulic cylinder and a driver, and a screw tap is installed in the middle of the bottom of the driver; the multi-station rotating mechanism comprises a material guiding hopper and a rotating workbench, the rotating workbench is rotationally installed in the middle of the top of the machine body, a limiting material clamping groove is formed in the edge of the top of the rotating workbench, and a circular ring is fixedly installed at the bottom of the rotating workbench; a fan-shaped tray is fixedly connected to the side, away from the guide hopper, of the top of the machine body, and a clamping assembly is installed on the surface of the fan-shaped tray. According to the tapping equipment and method for square-head bolt production and machining, the rapid tapping effect is achieved, positioning and clamping can be conducted, deflection and deviation are not likely to happen, batch production is facilitated, and tapping is convenient, safe and reliable.

The invention discloses a method for obtaining a screw forming grinding sand contour line, which comprises the following steps of: (1) limiting a solution interval of a transcendental equation about a spiral rotation angle in a specific interval, and obtaining all solutions of the transcendental equation in the interval; (2) the change rate of two adjacent solutions is calculated, and the solutions larger than or equal to a set threshold value are removed; and (3) substituting the screened solution into a grinding wheel contour equation to obtain grinding wheel contour discrete points, and adopting a fitting algorithm for an obtained discrete point set to obtain a smooth grinding wheel contour line. According to the method, the solution interval of the transcendental equation is limited in the peak period, close to the original point, of the screw spiral line, the complexity of multiple solutions is reduced, it is guaranteed that the radius of the grinding wheel is small, and machining is more convenient; a reasonable solution is screened out through the change rate, the continuity of the sand contour line is ensured, and the discontinuity is avoided by smoothing points on the sand contour line, so that high-precision machining is realized.

The utility model relates to the field of tapping tools, specifically a tapping device. It includes a frame and a mounting sleeve arranged on a mounting rod above the frame, a processing table is arranged on one side of the mounting sleeve, a tapping assembly is installed on the mounting rod above the frame, and a protective frame plate and a closing plate for shielding the splash of tapping slag are arranged outside the sliding processing table to form a protective enclosure structure by arranging the protective frame plate and the closing plate around the upper surface of the processing table to shield the wire slag generated by the tapping assembly during tapping, so as to prevent the wire slag from being thrown everywhere, thereby improving the safety of tapping to a certain extent.

The invention discloses screw thread cutting equipment with a surface grinding and polishing function for screws, and relates to the technical field of screw production, the screw thread cutting equipment with the surface grinding and polishing function for the screws comprises a table body, a servo motor is mounted at the top of the table body, and driving teeth are mounted on an output shaft of the servo motor; a plurality of rotating shafts are rotatably mounted at the top of the table body, driven teeth are mounted at the upper ends of the rotating shafts, a driving tooth and the driven teeth are sleeved with a transmission chain, a sliding rail is mounted at the lower ends of the rotating shafts, two sliding seats are symmetrically mounted on the sliding rail in a sliding mode, and lifters are mounted on the sliding seats; through reverse rotation of the sliding rail, the sliding base, the lifter and the servo motor, the grinding rod can be controlled to stretch into the cut threads, at the moment, the servo motor is continuously controlled to rotate reversely, the lifter is controlled to retract, and the grinding rod can grind and polish the surfaces of the threads on the screws.

The invention relates to the technical field of metal tapping, and discloses a metal end socket tapping device which comprises a supporting table, a hydraulic air cylinder is fixedly installed in the supporting table, a fixed inner groove base is fixedly connected to the top of the supporting table, an inner sliding block is slidably connected to the inner wall of the fixed inner groove base, and the output end of the hydraulic air cylinder is fixedly connected with the bottom of the inner sliding block. A side connecting plate is fixedly connected to one side of the inner sliding block, a tapping mechanism is fixedly connected to the bottom of the side connecting plate, two containing plates are arranged under the tapping mechanism, clamping plates are attached to the surfaces of the two containing plates, overturning assemblies are arranged on the other sides of the containing plates, and after tapping is completed by the double-pulling assembly, the two clamping plates are driven to horizontally move towards the two sides. And after the clamping plates release the sealing heads, the overturning assembly drives the two containing plates to rotate in the opposite directions, so that the sealing heads fall off from the vertical gap due to gravity, automatic discharging is completed, and the overall compactness and production continuity of the equipment are improved.

According to the vertical and horizontal five-axis linkage internal thread grinding machine and the using method, a stand column is fixed to the rear portion of a base, a longitudinal sliding plate is fixed to the front portion of the base, a transverse sliding plate is fixed to the longitudinal sliding plate, and a lower vertical and horizontal rotation driving device is fixed to the transverse sliding plate; the vertical-horizontal rotating body is provided with a tabletop main shaft perpendicular to the vertical-horizontal rotating body A vertical sliding plate is arranged in front of the stand column, a transposition mechanism is arranged in front of the vertical sliding plate, and a first cutter handle and a second cutter handle are correspondingly arranged at the upper left corner and the lower right corner of the transposition mechanism. A dressing grinding wheel which is obliquely arranged and can swing is arranged on the left side of the vertical sliding plate, and the swinging dressing grinding wheel corresponds to the position of the first cutter handle; box bodies are fixed to the two sides of the rear portion of the stand column respectively, a high-position left tool magazine is supported on the left box body, and a low-position right tool magazine is supported on the right box body. The switching time of the vertical mode and the horizontal mode is short, and the positioning precision is high; the grinding wheel swings and obliquely feeds, so that the dressing efficiency is high; the rigidity and the damping performance of the base, the box body and the stand column are improved, and therefore the machining precision can be improved.

The high-precision screw rod thread machining device comprises a machine tool body, spindle boxes are symmetrically and fixedly installed on the two sides of the upper surface of the machine tool body, clamping chucks are fixedly installed on the sides, close to each other, of the spindle boxes, and a slide carriage is slidably connected to the upper surface of the middle of the machine tool body; waste generated in the thread machining process of the to-be-machined lead screw is cut off in stages through the cutting tools moving in the opposite directions, so that the situation that a large amount of waste is accumulated at the contact position of the to-be-machined lead screw and the machining tool, in the thread machining process of the lead screw, the tool needs to continuously cut the material, and if the waste is continuously accumulated around the tool, the machining efficiency is high is avoided. After waste materials are cut off stage by stage, the cutter is always in a relatively clean working environment, abnormal abrasion of the cutter caused by accumulation of the waste materials can be reduced, the service life of the cutter is prolonged, and therefore the machining precision and the surface quality of threads are guaranteed.

The invention relates to a special machining device for a reverse nut of a planetary roller screw, which is characterized by comprising a workbench, and a workpiece clamping center, a grinding unit and a turning unit which are arranged on the workbench, a grinding wheel dressing unit is arranged on one side of the workpiece clamping center, a workpiece is clamped on a workpiece clamp assembly in advance, and the grinding wheel dressing unit is arranged on the other side of the workpiece clamping center. Then an electric tool turret of a turning unit is made to be coaxial with the workpiece, the electric tool turret firstly turns an inner hole of the reverse nut semi-finished product, then a grinding component is adjusted to be coaxial with the turned reverse nut semi-finished product, a grinding electric spindle is driven, the grinding component grinds the inner hole of the reverse nut semi-finished product, and the inner hole of the reverse nut semi-finished product is ground. And finally, the dressing motorized spindle is driven, and the dressing grinding wheel is used for dressing the grinding component. According to the turning and grinding integrated technology, the reverse nut is machined in the mode that turning is conducted firstly and then grinding is conducted, the machining efficiency is high, and the production cost is greatly reduced.

The invention relates to the technical field of thread machining, in particular to an aerosol bottle threaded connector automatic machining device which comprises a supporting assembly, the supporting assembly comprises a bottom plate, two first guide rail sliding blocks are arranged on the bottom plate in parallel, a moving plate is arranged on the first guide rail sliding blocks, a driving module is arranged between the moving plate and the bottom plate, and a driving assembly is arranged at the end of the moving plate. The driving assembly is in transmission connection with the clamping assembly; a plurality of second guide rail sliding blocks are arranged on the movable plate in parallel, a sliding plate is arranged on the second guide rail sliding blocks, two third guide rail sliding blocks are arranged on the sliding plate in parallel, and cutting assemblies are arranged on the third guide rail sliding blocks; an inner supporting assembly is fixedly arranged at the end, away from the driving assembly, of the bottom plate. Automatic clamping and internal supporting of the aerial fog bottle are achieved, the aerial fog bottle is prevented from deforming, and the working efficiency is improved.

The invention relates to the technical field of tapping machines, and discloses a tapping machine for bolt machining, which comprises a tapping machine main body, a flow guide groove is connected to a working table of the tapping machine main body, a collecting box is arranged on the lower side of the lowest end of the flow guide groove, a fixed box is fixedly mounted on the top surface of the collecting box, a slow flow plate is fixedly connected to the upper part in the fixed box, and a leak hole is formed in the middle of the slow flow plate; an intercepting plate fixedly connected with the flow slowing plate is arranged on one side of the leakage hole, a precipitation pipe is fixedly connected to the bottom of the leakage hole, a sewage disposal mechanism is arranged on the lower side of the precipitation pipe, a waterwheel rotationally connected with the fixed box is arranged on one side of the lowest end of the flow slowing plate, and a transmission part is jointly connected between the waterwheel and the sewage disposal mechanism. When cooling liquid and scrap iron flow on a slow flow plate, layering is achieved through the gravity difference between the cooling liquid and the scrap iron, the scrap iron flows into a precipitation pipe under interception of an interception plate, the scrap iron can be precipitated and accumulated in a transfer groove, and under intermittent rotation of a transfer part, the scrap iron in the transfer groove is moved into a collecting barrel, so that the scrap iron is collected. And continuous and effective separation of the scrap iron and the cooling liquid is completed.