46results about How to "Increase variability" patented technology

The embodiment of the invention provides an automatic driving scene data processing method and device and a storage medium. At least one traffic track on the road section can be identified according to dynamic traffic data in the roadside sensing data; carrying out key frame extraction on the at least one traffic track to obtain at least one group of key frames; performing decision planning according to the at least one group of key frames and a preset constraint condition to obtain at least one driving track; and determining automatic driving scene data according to static road network information in the roadside sensing data and the at least one driving track. Therefore, the automatic driving scene data in the rich scene can be obtained without actual measurement of the automatic driving vehicle on the road. Besides, variability and randomness of the automatic driving scene data can be increased by utilizing settable characteristics of constraint conditions, so that driving tracks in various different scenes are derived, and the coverage rate of the automatic driving scene data to different automatic driving scenes is increased.

The invention belongs to the technical field of beer brewing, and particularly relates to a wort oxygen introduction device for beer brewing, which comprises an oxygen introduction tank and an oxygen tank, a sealing cover is arranged on the oxygen introduction tank, a transmission cylinder is rotatably mounted in the oxygen introduction tank, and the oxygen tank is communicated with an inner cavity of the transmission cylinder through a connecting pipe; a hollow rotating rod is fixedly installed on the transmission cylinder, an inner cavity of the rotating rod is communicated, an air channel switching ball is rotatably installed on the rotating rod and provided with a first air hole and a second air hole, sliding grooves are formed in the ends, close to the air channel switching ball, of the rotating rod and the control ring, and a rotating rod is fixedly installed on the air channel switching ball. One end of the rotating rod extends into the sliding groove and is fixedly provided with a transmission gear, the sliding groove, the gear ring and the transmission gear are meshed, and through cooperative use of the structures, the first air hole and the second air hole can be switched by rotating the air channel switching ball, the oxygen output is adaptively changed, and the oxygen supply device adapts to the oxygen amount required by different yeasts.

The invention discloses a sawtooth-shaped blade crown blade vibration characteristic test device with an adjustable pre-torsion angle, which belongs to a test device in the technical field of aviation systems and can apply a torsion angle to generate vibration characteristics of a blade with a sawtooth crown at different pre-torsion angles. Namely, the average contact pressure between the working surfaces of the sawtooth crown and the frequency and the vibration mode of each order of the blade of the sawtooth crown meet the test requirements for verifying the applicability of the selected contact stiffness model between the working surfaces of the sawtooth crown. The device comprises a blade with a sawtooth crown, a clamping mechanism and a loading mechanism, wherein the blade with the sawtooth crown is a simplified blade, and a blade body is perpendicular to the blade crown and the blade base. The loading mechanism is composed of a pushing piece assembly and a torsion disc. Wherein the pushing piece assembly is divided into a first pushing piece 3-1 (a) and a second pushing piece 3-1 (b) which are located on the two sides of the working face of the sawtooth crown respectively, abut against and make contact with the working face and are installed and fixed to the surface of the torsion disc. The pre-twisting device has the advantages that the structure is simple and reasonable, and different pre-twisting angles can be applied to the shrouded blade.

The present invention discloses a secondary return optical path scanner device and calibration method, belonging to the field of scanner technology, the device includes an optical path return module, the optical path return module is arranged between the optical lens and the CMOS, used for controlling the optical path, splitting a single section of the optical path into multiple sections of the optical path; wherein the optical path return module includes a primary return mirror, a secondary return mirror and a return bracket, the primary return mirror and the secondary return mirror are assembled on the return bracket, the primary return mirror and the secondary return mirror are used to return the optical path, and adjust the position and posture of the light incident on the CMOS. The present invention utilizes the optical path return, optimizes the layout, achieves the purpose of miniaturization, can freely adjust the position and posture of the core components, so that the scanner device has greater variability in structure, and improves the space utilization rate of the whole machine.

The invention relates to the technical field of data model analysis, in particular to an old people living behavior analysis method for intelligent old people care. Comprising the following steps: acquiring multi-modal data of living behaviors of old people to obtain synchronized multi-modal data; preprocessing the synchronized multi-modal data, and performing feature extraction and optimization on the preprocessed multi-modal data to obtain comprehensive feature data; acquiring historical living behavior data of old people to obtain historical comprehensive feature data; and based on the historical comprehensive feature data, constructing a hierarchical time sequence dynamic neural network model to obtain a trained and verified hierarchical time sequence dynamic neural network model, and processing the comprehensive feature data through the trained and verified hierarchical time sequence dynamic neural network model to obtain an old people living behavior analysis result. The technical problems that the multi-modal data feature extraction of the living behavior is not accurate enough and the sensitivity of an analysis model is low in the aged living behavior analysis are solved.

The invention discloses a database construction method and device and a database-based data processing method and device, and relates to the technical field of data processing. The database construction method comprises the following steps: obtaining a dynamic extensible database template; traversing the dynamic extensible database template based on a programming language and a database language to establish an instance database structure; and constructing the instance database according to the instance database structure. According to the embodiment of the invention, the method can improve the flexibility of the database, can update and modify the instance database by updating and modifying the dynamic extensible database template when the demand change is subsequently coped with or when the business field is changed, does not need to carry out database reconstruction design and system redevelopment, and is high in practicability. Manpower, material resources and financial resources are saved, and the later upgrading cost of the system is reduced.

The invention relates to a modular wall for a movable integral toilet, and relates to the field of building wallboards, the modular wall comprises a wallboard main body; the wallboard main body comprises a light steel keel frame, a decorative wallboard laid on the outer side of the light steel keel frame, and a water pipeline and a wire pipeline which are connected to the light steel keel frame; the double-side cabinet body is rotationally connected to the wallboard main body; door plates are hinged to cabinet doors on the two sides of the double-side cabinet body; the rotary locking mechanism is arranged between the double-side cabinet body and the wallboard main body and is used for locking the position of the double-side cabinet body after rotation and controlling opening or closing of the door plate; and the wall connecting mechanism is arranged between the wallboard main body and the indoor wall body and is used for detachably connecting the wallboard main body and the indoor wall body. The method has the advantages that a user can quickly change the installation position of the toilet in the residence, the cost, time and difficulty of rearranging the living space are reduced, and the overall variability and flexibility of the residence space are improved.

This application relates to a report generation method, apparatus, computer equipment, storage medium, and computer program product. The method includes: obtaining a report configuration corresponding to an initial report; the report configuration includes a data source identifier, a first operator sequence, and a second operator sequence; obtaining a query field; obtaining initial data from the data source corresponding to the data source identifier based on the query field; performing calculations on the initial data based on the first operator sequence to obtain intermediate data; aggregating the intermediate data to obtain an intermediate table; and performing calculations on the intermediate table based on the second operator sequence to obtain a target report containing the query field. This method improves the flexibility of reports. This invention can be applied to various systems involving reports, such as enterprise management systems and Enterprise Resource Planning (ERP) systems.

The utility model relates to the technical field of equipment maintenance tools, in particular to a novel portable durable motor rotor bearing dismounting tool which comprises a cylinder and a T-shaped lead screw, the T-shaped lead screw is arranged on the center line of the cylinder, the upper end of the T-shaped lead screw is in threaded connection with an upper cover of the cylinder through a nut, and the lower end of the T-shaped lead screw is in threaded connection with the upper cover of the cylinder. The middle of the T-shaped wire is in threaded connection with a center balance force rod, and the two ends of the center balance force rod penetrate through the cylinder to extend. Fixing plates are arranged on the two sides of the lower end of the cylinder respectively and connected with an n-shaped plate through nuts, and a groove is formed in the middle of the n-shaped plate. The device is convenient to carry, light, fast and flexible to use, and suitable for a light operation mode which can be operated by 1-2 persons.

The invention relates to the technical field of information security, in particular to a real-name authentication method for a global quantum security encryption machine. According to the scheme of the invention, real-name binding is carried out on the user and the client device thereof and the quantum security encryption machine based on the quantum security CA certificate, and each user and device are ensured to have a unique and unforgeable identity label, so that unauthorized access is effectively prevented, and the system security is improved. And meanwhile, through a periodic verification mechanism, the identity can be confirmed regularly after the equipment is accessed, illegal use and potential security threats are avoided, and the user information security is further guaranteed. Besides, a Toeplitz matrix is utilized to calculate a hash value, so that the hash value generated each time depends on a random number S and an irreducible polynomial P provided by the quantum security encryption machine, and high randomness and variability are ensured, thereby greatly reducing the risk that a pretending user and equipment send real-name access confirmation to the quantum security encryption machine, and enhancing the overall security.

This utility model provides a universal external decorative structure and an electric vehicle, relating to the technical field of front decorative structures for electric vehicles. The universal external decorative structure includes a universal support component and a quick-change decorative component. The universal support component is fixedly mounted on the electric vehicle shell. The quick-change decorative component and the universal support component are provided with quick-release connection structures. Multiple quick-change decorative components are provided depending on their design, and any one of them can be connected to the universal support component via the quick-release connection structure. This utility model offers various quick-change decorative components with different designs, allowing users to choose flexibly, greatly improving the personalization and variability of the vehicle's appearance and meeting user needs. Furthermore, the quick-release connection structure enables quick replacement of the quick-change decorative component and the universal support component, facilitating convenient operation. The universal support component adopts a universal structure, adaptable to different vehicle models, enhancing the structure's adaptability and expandability.

The invention discloses a frequency converter test system and a test method thereof. In the frequency converter test system, an asynchronous motor drive system frequency converter is powered and controlled by a control cabinet, the control cabinet is powered by a power grid 380V and connected to its input end, the power input end of the asynchronous motor drive frequency converter is connected to the control cabinet through a test fixture, the P and N output ends of the system asynchronous motor drive frequency converter are connected to the P and N input ends of an inverter unit, the output end of the inverter unit is connected to the input end of a sine filter, the output end of the sine filter is connected to the input end of the tested asynchronous motor drive frequency converter, the output end of the asynchronous motor drive system frequency converter is connected to a three-phase asynchronous motor II, and the output end of the asynchronous motor drive frequency converter is connected to a three-phase asynchronous motor I. The invention changes the installation mode of the motor in the traditional system, connects the motor with a steering gear, changes the direction of the motor, enables four motors to run simultaneously, reduces the installation space, increases the variability of the load, and increases the load range.

The utility model discloses a foldable and extendable wire protection box in the technical field of wire harness systems of new energy electric automobiles, which comprises an automobile wire harness mechanism and an automobile cable, the automobile cable is arranged in the automobile wire harness mechanism, the automobile wire harness mechanism comprises a front-end wire protection box and a rear-end wire protection box which are used for processing wire harnesses of the automobile cable, and the rear-end wire protection box is arranged in the automobile wire harness mechanism. A plurality of groups of wire harness fixing ribbons are respectively arranged between the front-end wire protection box and the automobile cable and between the rear-end wire protection box and the automobile cable, when the wire harnesses are mounted at the bottom of the battery pack and the front wall plate, after the wire harnesses and the battery pack are integrally mounted, the wire harnesses at the front wall plate are easy to collide and damage in the transportation process, and one part of the created folded and extended wire protection box can be mounted on the battery pack; when the battery pack and the wire harness are integrally mounted and then transported to the whole vehicle assembly wire body, the wire harness mounted on the front wall plate can be folded and fixed through the created wire protection box and then transported to the whole vehicle assembly wire body, so that the wire harness is effectively protected, and the transportation efficiency and the variability and practicability of products are improved.

The utility model discloses a super-molding shaping device, which relates to the technical field of sports equipment and is characterized in that a first platform and a second platform are connected through a cross beam; slide ways are arranged on the two sides of the cross beam and matched with the sliding mechanisms. The sliding mechanism is slidably connected with the slideway; a first adjusting mechanism is arranged on the bed body, a pushing part of the first adjusting mechanism is hinged to the hinge block, the pushing part drives the hinge block to abut against the cross beam, and the angle between the cross beam and the bed body is adjusted; a second adjusting mechanism is arranged on the sliding mechanism and drives the sliding mechanism to incline; the first platform is provided with a first platform plate and a third adjusting mechanism, and the third adjusting mechanism adjusts the angle between the first platform plate and the cross beam; the second platform is provided with a second platform plate and a fourth adjusting mechanism; the fourth adjusting mechanism adjusts the angle between the second platform plate and the cross beam. The technical problem that in the prior art, a shaping device is single in adjusting function is solved.

The utility model discloses a lamp holder structure of a foldable lamp, and the lamp holder structure comprises a controller which is composed of an upper shell, a lower shell and a PCB (printed circuit board), the PCB is fixed in a shell formed by matching the upper shell and the lower shell, and matching grooves are arranged at two ends and the middle part of the shell in the length direction; the connector is composed of a first rotating connector, a second rotating connector and a first fixing seat, one end of the first rotating connector is arranged in the matching groove in a matched mode, one end of the second rotating connector is connected to the other end of the first rotating connector in a shaft connection mode, and the first fixing seat is arranged at the other end of the second rotating connector in a matched mode; the light source is connected to the end part of the first fixed seat; one end of the telescopic rod is connected to the bottom end of the lower shell, and the other end of the telescopic rod is connected with a base of the foldable lamp; all the light sources can be arranged side by side through the connector or the light sources can be independently arranged at different positions on the outer side of the controller, and adjustment of the lighting area and the coverage area of the lamp holder is achieved.

The utility model belongs to the technical field of machining, and particularly relates to a milling cutter with a multi-surface machining function, which comprises a cutter post, an inserting head fixedly connected to the bottom end of the cutter post, an inserting rod fixedly connected to the top end of the cutter post, a first blade penetrating and fixedly connected to the inserting head, and a cutter holder penetrating and fixedly connected to the bottom end of the inserting head. The centers of the connecting plug and the tool post are provided with communicated cavities, and adjusting structures are arranged in the cavities of the tool post and the connecting plug; according to the milling cutter, the cutter bar rotates while moving in the vertical direction, so that the height of the cutter bar in the vertical direction is adjusted, the variability of the milling cutter structure is enhanced, the milling cutter can be adjusted according to different machining requirements, and due to the fact that the milling cutter has the height adjusting function, the milling cutter can better adapt to different machining scenes; different machining tasks may have different requirements for the extension length, the working position and the like of the milling cutter, the first blade, the second blade and the cutter bar can be switched, and diversified requirements can be met.

This invention discloses a mixing and batching equipment and method for producing magnetic materials. The equipment includes a mixing tank and a stirring mechanism disposed inside it. The mixing tank is placed horizontally, and the stirring mechanism is provided with a shaft tube and stirring elements arranged in a ring array fixed to the outer wall of the shaft tube. The shaft tube is horizontally rotatably positioned at the axial center of the mixing tank. The stirring elements are configured as plate-like structures, and dispersion grooves are evenly distributed along the axial direction at the middle position of the stirring elements. One end of the shaft tube is rotatably connected to a connecting pipe via a bearing, and the connecting pipe is connected to an air pump via a hose. One end of the outer wall of the shaft tube is connected to a drive motor via gear transmission. Multiple air blowing holes are opened on the outer wall of the shaft tube between two adjacent stirring elements. This invention improves the actual uniformity of mixing and dispersing the raw materials by continuously rotating and using dispersion grooves to continuously change the movement state and direction of the raw materials.

The present application relates to the field of power transmission and distribution insulation detection, and in particular to a method and system for online insulation detection of power transmission and distribution, the method comprising: installing a leakage sensor on the power transmission and distribution circuit to obtain historical sampling signals and real-time sampling signals about time and current; setting a window according to the historical sampling signal; taking the length of the window as a period, calculating the similarity between the real-time sampling signals corresponding to the window in the current time period and the previous time period, and removing the corresponding sampling signal segment according to the similarity; completing the real-time sampling signal according to the interpolation method, and determining the endpoints of the optimal cutoff frequency interval according to the completed real-time sampling signal; deleting the real-time sampling signal outside the optimal cutoff frequency interval to obtain a denoised leakage signal, and performing abnormal detection on the leakage signal. The present application has the effect of setting the cutoff frequency according to the actual situation of power transmission and distribution.

The invention discloses a preparation method of a flexible pressure sensor and the flexible pressure sensor, and the preparation method of the flexible pressure sensor comprises the steps: introducing an anthracene-containing polymer on a flexible substrate as a surface layer, irradiating the surface layer through ultraviolet light with a preset wavelength to generate a surface wrinkle pattern on the surface layer, and obtaining a wrinkle template; weighing a polydimethylsiloxane monomer, a conductive material and a curing agent; stirring the polydimethylsiloxane monomer, the conductive material, a preset organic solution and a curing agent to obtain a target mixed solution; spin-coating a target mixed solution on the fold template, and curing the target mixed solution on the fold template; putting the cured wrinkled template into a dioxane solution for stripping to obtain a conductive thin film; and manufacturing the flexible pressure sensor according to the conductive film, or manufacturing the flexible pressure sensor according to the wrinkled template. According to the embodiment of the invention, by preparing the wrinkle microstructure in the flexible sensor, the measurement range can be increased while the sensitivity of the device is improved.

A method for manufacturing a decor paper or foil (11) comprising the steps of providing a paper layer or a foil (S1), providing said paper layer or foil (13) with a first printed motif (14), wherein said first printed motif (14) is provided by means of a first printing technique (S2), providing a second printed motif (16) above said first printed motif (14), wherein said second printed motif (16) is provided by means of a second printing technique (S4), the method comprises the step of providing said paper layer or foil (13) with an ink receiver layer (15).

The present invention discloses a colorful laser lamp, comprising: a housing; a laser lamp module, the laser lamp module comprising a laser lamp, a gear transmission assembly and a first grating sheet, the first grating sheet being arranged on the gear transmission assembly and being located in front of the irradiation of the laser lamp; an LED lamp module, the LED lamp module comprising a multi-color LED lamp, a rotating member and a corrugated sheet, the rotating member being meshedly connected with the gear transmission assembly, the corrugated sheet being arranged on the rotating member and being located in front of the irradiation of the multi-color LED lamp. The present invention realizes a combination of two forms of light by arranging a multi-color LED lamp in the laser lamp, the corrugated sheet enables the light of the multi-color LED lamp to produce a halo effect, and enhances the visual experience together with the laser light, and the rotating member is meshedly connected with the gear transmission assembly, on the one hand, the first grating sheet and the corrugated sheet can be rotated simultaneously, the dynamic change of the light can be increased, and the artistic expression effect of the light can be improved; on the other hand, the laser lamp module and the LED lamp module can be combined more compactly, which can achieve miniaturization.

The present invention relates to an OLED metal mask stretching system using a high performance tension gripper unit and a pitch adjustment unit that automatically moves based on pattern induction. When the hinge block rotates with the main hinge shaft as the reference, the free end of the outer arm of the hinge block slides and moves along the inclined surface inclined piece of the angle block in a sliding manner, and the hinge block rotates with the main hinge shaft as the reference. The inclined block sides of the angle blocks are separated from each other or pressed and engaged with each other from the mounting protrusions of the lower arm through the front hinge, and meanwhile precise clamping is carried out. A pitch adjusting unit is arranged on one side of the bottom surface between the rails of the stretcher, not only is the tension gripper unit transferred and arranged at a set position according to the specification or stretching condition of the mask sheet, but also when the tension gripper unit is transferred and arranged, according to the mutual matching identification between the high-pattern sensor and the low-pattern sensor, the pitch adjusting unit adjusts the pitch of the tension gripper unit according to the matching identification between the high-pattern sensor and the low-pattern sensor; loading / unloading is formed at a set position and interval, so that alignment characteristics for a large-area mask can be precisely adjusted.

The present invention discloses a device for simulating shaft current damage of an offshore wind turbine generator, comprising a motor, a first main shaft, an experimental bearing, a bearing seat, an upper support plate, a lower support plate, a programmable power supply, a brush, a current loading clamp, a second main shaft, a cam, an air spring, an exciter and a detection device; the motor and the bearing seat are fixed on the upper support plate, and an insulating gasket is provided between the bearing seat and the upper support plate; one end of the first main shaft is connected to the output shaft of the motor, and an experimental bearing is installed on the first main shaft, and the experimental bearing is installed in the bearing seat; the upper support plate is supported on the lower support plate by three air springs, and the center connecting line of the three air springs is a triangle; the three air springs are respectively connected to the air compressor. The present invention has a simple structure and can simulate the stress conditions of the bearings of offshore wind turbine generators under the conditions of lifting and undulating motions caused by waves and wind; and the experimental results are more accurate.

The utility model relates to the technical field of the production equipment of the rubber covered wire lamp, and particularly relates to a rubber covered wire cutting device, which comprises a main support, a lifting cylinder is installed at the upper end of the main support, the lifting cylinder is downwardly driven to connect a lifting seat, an upper cutter head is installed on the lifting seat, a workbench plate is installed on the main support, a lower cutter head is installed on the workbench plate, the upper cutter head corresponds to the lower cutter head, the upper cutter head is movably located above the workbench plate, the upper cutter head and the lower cutter head are respectively provided with horizontally arranged blades, and the upper cutter head is provided with an axially arranged blade, the utility model cuts off the plastic part of the rubber covered wire horizontally through the horizontally arranged blade, cuts open the plastic part of the rubber covered wire along the axis through the axially arranged blade of the upper cutter head, thereby realizing the effect of cutting the rubber covered wire, not compressing the plastic part of the rubber covered wire, keeping the overall aesthetic property, and being capable of adjusting the distance between the cut lines, thereby expanding the change effect of the lamp beads welded by the rubber covered wire.

The invention relates to the technical field of building structures, in particular to a steel frame reinforced concrete core tube structure system adopting a full-dry-method connection technology. The structure comprises a core tube, a steel frame, a steel reinforced concrete composite floor, a space grating and a movable partition wall. Wherein the steel frame is arranged on the peripheral side of the core tube; the steel reinforced concrete composite floor is composed of a first steel hollow sandwich plate and a profile steel support. The two ends of the profile steel support are connected with a steel frame and a core tube respectively. The space grating is arranged on the first steel hollow sandwich plate and fixedly connected with the upper layer plate through the pre-connection anchor point, and the movable partition wall is detachably connected with the space grating. By means of the technical scheme, bearing beams, columns and shear wall structures with the bearing function do not need to be arranged in the residence, and the decoration layout of residents on the interior of the residence is not limited by shear walls any more. Meanwhile, a non-bearing partition wall in the residence is designed to be a movable partition wall, so that the residence partition wall can meet the requirement of residents for variable residence space.

The invention belongs to the technical field of plant cultivation equipment, and particularly relates to an LED illumination incubator suitable for research on plant growth influence factors, the LED illumination incubator comprises an incubator body, an environment control module and an LED light source, and further comprises an illumination control module, and the illumination control module is used for adjusting the illumination position of the LED light source on plants; the illumination control module comprises a parameter adjusting assembly and an illumination adjusting assembly; by arranging the irradiation adjusting assembly and changing the position of the LED light source, the change range of plant illumination variables is enlarged, and compared with a culture box with the fixed light source position in the related technology, the culture box has the advantages that the functions of the culture box can be increased, and the flexibility and variability during experimental scheme design are correspondingly enhanced; the illumination experiment comprehensiveness is improved, the power of the LED light source can be flexibly adjusted by adjusting the position of the LED light source and adjusting parameters when the illumination range requirements are different, and then the energy-saving effect of the incubator is enhanced.

The utility model discloses a prefabricated wallboard of integrated electrical pipeline, including prefabricated wall bottom plate, prefabricated wall panel, sound insulation material layer, reinforcing bar layer and buffer pad, the one side of prefabricated wall bottom plate is provided with integrated electrical pipeline mounting groove, the integrated electrical pipeline mounting groove is arranged fixed with integrated electrical pipeline through the fixed clamp of installation, the prefabricated wall bottom plate is opened with the docking groove, the prefabricated wall panel is installed with the docking rod, the docking rod is connected with docking groove slidingly, the prefabricated wall panel is opened with fixed screw hole B, the docking rod is opened with fixed screw hole A, fixed screw is installed in fixed screw hole A and fixed screw hole B with fixed screw hole B. The utility model makes the layout of electrical pipeline more flexible, and the electrical pipeline can be adjusted flexibly after the installation of prefabricated wall panel, increases the flexibility and variability of building internal space layout, does not need to destroy wall structure, greatly improves construction efficiency and the convenience of later maintenance.

The invention discloses a control method and a control system for an agv transport vehicle for thermal insulation pipe machining. The control system comprises a load state sensing module, a gravity center dynamic evaluation module, a path dynamics modeling module, a self-adaptive motion planning module and an execution control module. By integrating a high-precision weighing sensor array, a multi-point displacement detection unit and a clamping jaw pressure sensing array, the full-dimension real-time sensing of the load state of the polyethylene outer sleeve is realized, and the limitation that the prior art only depends on single overload alarm is overcome; a gravity center dynamic evaluation model constructed based on measured data can accurately quantify the mass center offset degree, and a reliable physical basis is provided for subsequent motion planning; according to the provided self-adaptive motion planning mechanism, load dynamic characteristics and path geometric constraints are deeply fused, and pipe body slippage or rolling caused by inertia moment superposition is fundamentally avoided.

A thread milling cutter (1) comprises an integrally formed thread milling tool (10) having an axis of rotation (S), a shank portion (24) and a forward cutting portion (34). The cutting portion (34) has at least five insert pockets (42) recessed therein, where at least one insert pocket (42) is free of an associated support projection (46), allowing different insert placement for different thread pitches.