1420results 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 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 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.

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.

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 a method and system for monitoring abnormity of a screw tap in the internal thread machining process, a computer readable storage medium and a product, and belongs to the technical field of automatic control. Generating a main shaft load curve of the to-be-tested screw tap about the corresponding relation between the tapping feeding residual displacement and the main shaft load value; when a main shaft load value in the curve reaches a preset screw tap service life and reaches a damage threshold value of a critical state, determining that the screw tap to be detected is a screw tap with a critical service life; and when the load value of the main shaft in the curve reaches a preset cutter breaking threshold value of a screw tap breaking critical state, or the load value of the main shaft in the curve instantaneously reaches a load value of idling of the main shaft, the screw tap to be detected is determined to be a broken screw tap, the guarantee capability of numerical control turning machining of internal threads of high-strength material products is improved, and the implementation difficulty and cost of an automatic production line are reduced.

Processing is performed along the surface of the workpiece, according to the position and shape of the workpiece. [Solution] A machining robot (11) extends a search tool (15) toward a machining surface search position (83), which is three points near a machining position (81) of a workpiece (3), acquires the search coordinates where the search tool (15) comes into contact with the machining surface search position (83), calculates a tangent plane (84) of the surface of the workpiece (3) at the machining position (81) relative to the machining robot (11) based on the acquired three search coordinates, and machines the machining position (81) with the machining tool (17) so that the spindle (13c) to which the machining tool (17) is attached is perpendicular to the tangent plane (84).

The invention belongs to the technical field of internal thread machining, and particularly relates to an efficient internal thread grinding technology which comprises the following steps that the two ends of a multi-line grinding wheel structure are connected with a rotating main shaft on a machine body through HSK cutter handles; finishing the multi-line grinding wheel structure by utilizing a finishing roller shaft on the machine body; a workpiece is installed on a middle main shaft, and the middle of the multi-line grinding wheel structure penetrates through the interior of the workpiece; and the rotating main shaft and the middle main shaft are driven to rotate, and the rotating speed ratio of the rotating main shaft to the middle main shaft is adjusted according to the machining requirement of the internal thread of the workpiece. By arranging the multi-line grinding wheel structure, a multi-line grinding mode can be adopted, a plurality of threads can be ground on a workpiece at the same time, the grinding efficiency can be greatly improved, and mass production is facilitated. And secondly, abrasion of the grinding wheel can be relieved, and the machining cost is reduced.

The invention relates to the technical field of external thread machining, in particular to a steel pipe external thread machining device and a machining method thereof.The steel pipe external thread machining device comprises a conveying support, a conveying mechanism and a machining mechanism, a through groove is formed in the middle of the top end of the conveying support in a penetrating mode, and the conveying mechanism is arranged on the conveying support and used for conveying and supporting a steel pipe; the machining mechanism comprises a clamping moving assembly, a grinding assembly and two fixed supports. The overturning driving cylinder body can be used for driving the driving connecting rod to adjust the height of the overturning support, supporting requirements of steel pipes of different specifications can be flexibly met, the problem that a traditional device is narrow in adaptation range is solved, automatic conveying of the steel pipes can be achieved, manual intervention is reduced, follow-up machining continuity is guaranteed, and therefore the steel pipe machining efficiency is improved, and the production cost is reduced. And automatic machining of the steel pipe can be achieved, noise and vibration in the steel pipe machining process are reduced, thread precision deviation caused by vibration is avoided, and therefore the machining quality is improved.

The utility model relates to a multifunctional multi-axis linkage numerical control internal and external circle and thread grinding machine, which comprises a base, a plurality of grinding wheels and a plurality of grinding wheels, the N grinding spindles are symmetrically arranged on the machining table; the cross-shaped moving assembly is arranged on the base and located above the grinding main shaft; the lifting assembly is arranged on the cross-shaped moving assembly; the machining base is arranged on the cross-shaped moving assembly in a sliding mode and connected with the lifting assembly; the N machining spindles are symmetrically arranged on the machining base and correspond to the grinding spindles one to one. According to the multifunctional multi-shaft linkage numerical control internal and external circle and thread grinding machine, the grinding main shaft and the machining main shaft are symmetrically arranged to reduce vibration, and then the machining precision is improved. The N main shafts are symmetrically and uniformly distributed and can be vertically, horizontally and obliquely arranged. The overall rigidity is improved by 4 times, the amplitude is reduced by 4 times, the precision is improved by 16 times, and the machining rhythm speed is improved by 4 times. Different grinding wheel tools can be replaced so as to be widely applied to grinding machining of inner holes, outer circles and threads. The whole weight is light, the occupied area is small, and energy consumption is low.

The invention relates to the technical field of tapping, and provides a tapping machine for bolt production and manufacturing. A fixing assembly; a rotating assembly; and a clamping assembly and a tapping assembly. A newly-designed rotating assembly is installed, a rotating disc is matched with the semi-arc-shaped top of a Z-shaped block through an annular groove, multi-point supporting type rotation is achieved, when the rotating disc conveys a blank to a clamping station, the rotating disc stops rotating, at the moment, the semi-circular groove where the blank is located is accurately aligned with a clamp, two hydraulic rods on a protruding block synchronously stretch out, and the blank is clamped. The semi-arc-shaped clamps are pushed to move towards the blank until the clamps and the semi-circular grooves are closed to form a wrapping type circular clamping area, the triangular blocks and the springs form an elastic buffering structure, when the rotating disc generates slight vibration due to operation of a load and the clamping assembly, the triangular blocks can slide along the grooves, the springs absorb vibration energy through deformation, and the clamping assembly is driven to rotate. The problem that in the prior art, the connecting portion of a rotary disc is prone to abrasion, deformation and even microcracks is solved.

The invention relates to the technical field of thread cutting machining, in particular to steel pipe outer surface thread machining equipment for mountain anchor rods. The driving assembly comprises a chuck used for clamping the mountain anchor rod, and the chuck is driven to rotate and move above the base; the cutting assembly comprises a fixed seat fixedly installed above the base, a conical machining groove is formed in the fixed seat, a core penetrating head is arranged in the conical machining groove, a heat absorption semiconductor is arranged in the core penetrating head, and a clamping head is arranged in the conical machining groove and above the core penetrating head. Through linkage of the magnet adsorption head and the piston plate, when the machining length of the anchor rod is increased, magnetic adsorption force automatically pulls the piston plate to slide in the sliding tank in an airtight mode, so that the magnet adsorption head is tightly attached to the outer wall of the anchor rod, continuous and stable radial supporting force is provided, and radial shaking in the machining process of a long rod piece is effectively restrained; and the uniformity and the depth consistency of the thread groove are ensured.

The invention belongs to the technical field of fastener machining, and particularly relates to high-strength fastener machining equipment which comprises a machining table, a working disc is rotationally arranged above the machining table, the lower end face of the working disc is connected with the output end of an external driving motor through a rotating shaft, and a plurality of machining grooves are formed in the upper portion of the working disc. The interior of the machining groove is used for containing a nut to be machined, a feeding part, a machining part and a recycling part are arranged on the side, close to the working disc, above the machining table, and the feeding part, the machining part and the recycling part are designed in the circumferential direction of the working disc. A to-be-machined nut in the machining groove can be automatically fixed under the action of the clamping piece, along with rotation of the working disc, when the to-be-machined nut rotates to the machining part, the machining part can automatically machine the nut, and after machining is completed, the machined nut can fall into the recycling part under continuous rotation of the working disc.

The invention provides nut internal thread machining equipment and a machining process, and relates to the technical field of thread machining.The nut internal thread machining equipment comprises a support, a main shaft and a pushing mechanism, the main shaft and the pushing mechanism are arranged on the support, the end of the main shaft is provided with a bent handle screw tap through a mounting part, and the bent handle screw tap comprises a horizontal section and an arc-shaped bent section; the horizontal section is coaxial with the main shaft and is provided with a cutting edge used for tapping, the mounting part comprises two side plates located on the two sides of the bent section respectively, the side plates are parallel to the plane where the bent section is located, the two side plates are arranged to replace a traditional arc-shaped channel, and a machined nut moves to the position between the two side plates along the limiting barrel and is clamped between the two side plates. The two side plates can limit rotation of the nuts until the machined nuts are thrown out, meanwhile, the diameter of the bent section is smaller than that of the horizontal section, thick nuts can be conveyed, and the adaptability of the device is good.

The invention relates to the field of valve core cap thread machining, and discloses valve core cap thread machining equipment which comprises a workbench, a blocking frame and a machining base, the blocking frame is arranged on the left side of the upper face of the workbench, the machining base is arranged on the portion, located in the blocking frame, of the upper face of the workbench, and an automatic pushing structure is arranged on the machining base. A U-shaped plate is fastened on the machining seat through a bolt, a rotary transposition structure is arranged on the U-shaped plate, and a thread machining structure is arranged on the workbench and close to the machining seat; the cleaning sleeve of the chipping cleaning structure is inserted into the processed core cap, the cleaning rod is used for driving the bristles to rotate, chippings can be cleaned in the core cap, the air outlet cover, the air outlet hole and the air outlet pump are matched, the air outlet hole is obliquely formed, and therefore the chippings cleaned by the bristles can be blown out of the core cap in time, and the chippings are prevented from being damaged. In this way, residual chippings in the machined core cap can be cleared away more conveniently in a labor-saving mode, and the machining work efficiency is improved.

The invention provides a grinding fluid filtering system of a grinding machine and a high-precision numerical control thread grinding machine used for the grinding fluid filtering system. The grinding fluid filtering system comprises a filtering assembly, the filtering assembly comprises a coarse filtering mechanism, and the coarse filtering mechanism comprises a moving assembly arranged in a shell and used for filtering cooling liquid filter residues and a collecting assembly arranged on the moving assembly and used for collecting the filter residues; the cleaning assembly is arranged on the moving assembly and is used for cleaning the filter screen; the coarse filtering mechanism adopts an annular metal filter screen, so that the filtering area is increased, a push strip collects filter residues, and a cleaning assembly prevents blockage; the centrifugal filtering mechanism feeds cooling liquid into a centrifugal tank at a high speed through a pressurizing assembly, and impurities are precipitated and separated due to density difference; the membrane filtering mechanism performs fine filtration through a filtering membrane, the pressure washing assembly drives cooling liquid to reversely wash the filtering membrane through the upper and lower pressure difference, attached impurities are removed, and the cooling liquid cleaning efficiency and the machining precision are remarkably improved in cooperation with the anti-blocking sweeping and washing functions.

The utility model discloses an automatic tapping device for high-precision parts, which relates to the technical field of tapping and comprises a placing table. Supporting frames are arranged on the edges of the two sides of the surface of the upper end of the containing table, tapping devices are fixedly installed on the upper surfaces of the supporting frames in a penetrating mode, a connecting plate is arranged on the right side of the lower surface of each supporting frame, a pushing air cylinder is fixedly installed on the surface of each connecting plate in a penetrating mode, and a supporting base is arranged on the surface of the pushing end of each pushing air cylinder. According to the automatic tapping device for the high-precision parts, compared with an existing common automatic tapping device for the high-precision parts, through the arrangement of the brush roller, when the tapping device resets after tapping is finished, the automatic tapping device for the high-precision parts can automatically tap the high-precision parts; the pushing air cylinder is used for pushing the brush roller to make contact with the surface of the tapping rod of the tapping device to brush off chippings attached to the surface of the tapping rod, and the situation that the chippings remain on the surface of the tapping rod to affect the tapping precision is avoided.

The internal thread turning and grinding combined machining equipment comprises a machine tool body, a workpiece main shaft, an internal thread grinding wheel main shaft, an internal thread grinding wheel main shaft swing angle device and a turning tool device, an X-direction sliding plate and a Z-direction sliding plate are arranged on the machine tool body, and the turning tool device is arranged on the X-direction sliding plate. The turning tool device comprises a tool apron and a deep hole turning tool with one end fixedly connected with the tool apron, the internal thread grinding wheel spindle swing angle device and the turning tool device can be arranged on the X-direction sliding plate, and when an internal thread deep hole part with the large length-diameter ratio is dealt with, the deep hole turning tool and an internal thread grinding wheel spindle are used for achieving the technological process of firstly turning and then grinding; the clamping frequency is reduced, the machining precision is improved, the machining time is shortened, the machining cost is reduced, and the machining efficiency is improved.

The utility model belongs to the technical field of pump body machining, and particularly relates to a three-station turntable table type tapping machine for pump body machining, which comprises a support plate, support legs, a tapping machine head and a machine base, the bottom surface of the tapping machine head is provided with the machine base, and the machine base is positioned on the upper surface of the support plate; the two grooves are formed in the upper surface of the supporting plate, a machine base of a tapping machine head can be placed on the inner wall of each groove, multi-station machining is facilitated, in addition, due to the arrangement of the grooves, the tapping machine heads can conveniently position the machine base at the bottom, the multi-station tapping machine heads can be conveniently and directly assembled for use, and the machining efficiency is improved. According to the device, multiple stations are formed in the mode that multiple grooves are formed, and the manufacturing cost can be reduced; by arranging the adjusting assembly, the position of the baffle can be moved in the opening direction of the through groove, the baffle is used for clamping the machine base located on the inner wall of the groove, and the stability of the tapping machine head in the using process is conveniently improved; the pump body is rotated through the transmission structure, so that manual intervention is saved, and the production efficiency is improved.

The invention relates to the technical field of nut numerical control machine tools, and discloses a metal nut machining numerical control machine tool which comprises a numerical control machine tool base, the top of the numerical control machine tool base is fixedly connected with a nut motor, the interior of the nut motor is fixedly connected with a clamp driving motor, and a drilling motor box is arranged outside the clamp driving motor; a rotating rod clamping nut is movably connected to the interior of the drilling motor box, a drilling rotating shaft is movably connected to the interior of the rotating rod clamping nut, a grinding rotating shaft is movably connected to the interior of the rotating rod clamping nut, a correcting rotating shaft is movably connected to the interior of the rotating rod clamping nut, and a threaded grinding rod is arranged outside a clamp driving motor; a waste discharging groove is formed in the bottom of the threaded polishing rod. The driving device at the bottom of the left case drives the whole to move horizontally, the front-back distance between the threaded grinding rod and a workpiece is adjusted, an internal gear set drives the left gear rack to stretch out and draw back, and transverse adjustment of the grinding fixing block is achieved so as to accurately control the grinding area.

The utility model discloses a steel pipe threading machining device which comprises a fixing assembly, the fixing assembly comprises a workbench, a supporting frame is arranged on the outer wall of the top of the workbench, a rotating motor is arranged on the outer wall of one side of the supporting frame, the output end of the rotating motor is connected with a rotating shaft, and an installation base is installed at the end of the rotating shaft. Two sets of electric telescopic rods are installed on the outer wall of the installation base and symmetrically installed on the two sides of the installation base respectively, the telescopic ends of the electric telescopic rods slidably penetrate through the installation base, clamping frames are installed at the ends of the electric telescopic rods and provided with arc-shaped grooves, and suction cups are arranged on one sides of the clamping frames. A clamping frame is arranged on the workbench, a vacuum pump is arranged on one side of the clamping frame, the clamping frame is connected with the vacuum pump, a threading assembly used for threading machining and a cleaning assembly used for cleaning chippings are arranged on one side of the workbench, the threading assembly comprises a connecting frame, the connecting frame is fixed to the outer wall of the top of the workbench, and a first hydraulic telescopic rod is arranged on the outer wall of one side of the connecting frame.

The application belongs to the field of tapping device, in particular to a screw automatic tapping device, which comprises a base, the top of the base is fixedly connected with a mounting seat, the top of the mounting seat is fixedly connected with a first air cylinder, the output end of the first air cylinder is fixedly connected with a support plate, the top of the base is provided with a positioning rod which is slidingly connected with the support plate, the support plate is provided with a first sliding plate, the bottom of the first sliding plate is fixedly connected with a first motor, the output end of the first motor is fixedly connected with a connecting pipe, the bottom of the connecting pipe is fixedly connected with a tap, the bottom shell of the first motor is fixedly connected with a water inlet disc, one side of the water inlet disc is communicated with a water inlet pipe, through the cooperation of the water inlet pipe and the water inlet disc, when the tap is used to tap the nut, water can be driven by a water pump to spray through the connecting pipe and the tap, so as to backflush the debris generated on the inner wall of the nut, so as to reduce the jamming and resistance of the tap caused by the accumulation of debris on the inner wall of the nut, and prolong the service life of the tap.

The invention relates to the technical field of high-precision grinding machining of screw elements of large extrusion granulation units, in particular to a rapid alignment and positioning device for an involute spline screw element. The problem of relative position deviation of the machined internal spline and the outer contour milling shape caused by a fit clearance in the original machining process is solved, the high-precision machining effect is achieved, the machining precision of the screw element is ensured, and the clamping and positioning errors in the screw element assembling process are reduced.

The utility model discloses a continuous blanking device of a tapping machine, which comprises a workbench, the upper surface of the workbench is rotatably connected with a rotating disc, the rotating disc is fixedly connected with a fixed plate, the outer surface of the fixed plate is fixedly connected with a hydraulic cylinder, the output end of the hydraulic cylinder is fixedly connected with a telescopic rod, and the telescopic rod is fixedly connected with a screw rod. The end, away from the hydraulic cylinder, of the telescopic rod is fixedly connected with a clamp, the upper surface of the workbench is fixedly connected with a tapping device, the upper surface of the workbench is fixedly connected with a supporting plate, the outer surface of the supporting plate is fixedly connected with an electric push rod, and the output end of the electric push rod is fixedly connected with a pushing plate. By means of the parts, automatic discharging treatment can be carried out on tapped workpieces, continuous discharging can be carried out without stopping the tapping device, the working efficiency is improved, and the physical strength of workers is saved; and the workpieces can be protected, buffering is carried out when the workpieces are discharged and fall into the collecting box, and damage caused by collision between the workpieces and the inner wall of the drawer when the workpieces fall is prevented.

The invention discloses a lead screw nut internal thread grinding machine which comprises a machine body, a fixed workbench is arranged on the front side of the machine body, a headstock is fixedly installed on the left side of the workbench, a movable center frame is arranged on the right side of the workbench, and a chuck used for clamping a workpiece is installed at one end of the headstock; a movable double-coordinate workbench is arranged on the rear side of the machine tool body, a movable grinding wheel frame is installed on one side of the double-coordinate workbench, a grinding wheel dresser is installed on the other side of the double-coordinate workbench, a telescopic rotating grinding wheel grinding device is installed at the front end of the grinding wheel frame, and a grinding wheel transmission device is connected to the grinding wheel grinding device. The machine tool body is of a rectangular structure and is of a grinding carriage moving type structure, and compared with a traditional workbench moving type T-shaped structure machine tool, the machine tool has the advantages of being high in structural rigidity, high in dynamic response speed, good in heat stability, high in machining precision, small in occupied area and the like.

The invention belongs to the technical field of motor production, and discloses intelligent tapping equipment for a motor rotating shaft, which comprises a bench tapping machine and a workbench mounted on the bench tapping machine, and further comprises a workpiece transfer mechanism arranged at the top of the bench tapping machine and used for reversing a workpiece. The feeding sliding frame is used for containing workpieces to be machined, the discharging sliding frame is used for containing machined workpieces, the workpieces are machined in the machining table, the rotating direction of the transfer table is in the sequence that the feeding sliding frame rotates to the machining table, then rotates to the discharging sliding frame and finally rotates back to the feeding sliding frame, and automatic machining is achieved; a plurality of workpieces can be placed on the feeding sliding frame at a time, the workpieces on the feeding sliding frame can slide into the corresponding storage grooves along with gravity, the workpieces reaching the corresponding discharging sliding frame enter the discharging sliding frame through the first pushing mechanism to slide out, in the whole process, the manual operation time is shortened, and the machining efficiency is improved.

A tooling assembly for a lathe machine includes a tool platform configured to be mounted on the lathe machine, a milling tool holder fixedly secured to the tool platform and workable to releasably secure a thread milling tool therein, and a milling tool drive. The milling tool drive is operatively connected to the milling tool holder and operable to rotate the milling tool holder independently of a work holder to mill threads on the workpiece when a pipe thread milling tool is secured in the milling tool holder. Computer numerical control threading lathes and methods of milling threads in tubular workpieces are also described.

The present application relates to the technical fields of flange processing, and discloses a threaded flange for petroleum equipment and an automatic processing equipment thereof, which comprises a flange body, the flange body comprises a flange disc, an inner circular wall surface of the flange disc is provided with internal threads, the top and bottom of the flange disc are provided with six arc grooves, the inside of the flange disc is provided with an adjusting disc one, the inside of the flange disc is provided with an adjusting disc two, three bolt holes are formed in the adjusting disc one and the adjusting disc two, the inner circular wall surface of the bolt holes is provided with internal threads, and the included angle between every two adjacent bolt holes is 45°. The flange disc, the adjusting disc one and the adjusting disc two are arranged, when the bolt holes on the two pipelines are aligned, the flange bodies on both sides are locked and fixed through the cooperation of the bolts and the nuts, when the flange bodies are connected, the position deviation of the bolt holes can be adjusted, the connection operation is fast and convenient, and the installation time is reduced.