6results about How to "High precision machining" patented technology

Diamond through hole forming method and device based on laser coupling high pressure water jet, including the following steps: the diamond to be processed is fixed on a three-dimensional moving processing table, high energy density of an ultrashort pulse laser is used to realize non-thermal melting processing of the diamond, and an initial blind hole with a graphite residual layer is quickly formed on the diamond; a high pressure water jet mixed with a first oxidizing corrosion component is used to act on the initial blind hole, the graphite residual layer on the initial blind hole is removed, and the blind hole is reamed; a high pressure water jet containing a second oxidizing corrosion component is sprayed, and a nanosecond pulse laser is coupled to act on the reamed blind hole, a processing mode similar to water guide laser is formed, and a set through hole structure is obtained. The three-step method of laser direct drilling pretreatment, high pressure chemical water jet reaming processing and chemical assisted laser reaming polishing is adopted, rapid and high precision processing of the diamond through hole is realized, the processing efficiency, precision and quality are greatly improved, the cost can be reduced, and the method is environmentally friendly and efficient.

The utility model relates to a double-station electric supporting mechanism. A servo electric cylinder is installed on an installation support and provided with a first supporting rod capable of protruding out of the upper end of the installation support. The tail end supporting module is mounted on the mounting bracket and is provided with two supporting pieces which are arranged at an interval, the two supporting pieces are matched with the first supporting rod by automatically switching positions, so that the servo electric cylinder drives the first supporting rod to extend upwards, the first supporting rod jacks the corresponding supporting piece, and the supporting piece establishes a supporting and bearing posture. The plates with different thicknesses are accurately controlled and supported through the servo electric cylinder, the distance between the plates and a machining tool is stable and unchanged during machining, and it is guaranteed that the drilling and tapping counter bore depth is consistent with a set value. The positions of the two supporting pieces are automatically switched, so that the drilling and tapping hole diameters with different sizes are met, the drilling and tapping machining tolerances are basically consistent, and bad drilling and tapping counter bores are completely eradicated; the structure is simple and practical, and high-precision machining of the drilling and tapping machining center is met.

[Problem] To provide a machining system capable of machining a workpiece with high accuracy. [Solution] A machining system 1 is configured to include: a tilting device capable of tilting a rotation axis 3a of a chuck 3 holding a workpiece W; a film thickness measuring device 7 measuring a film thickness of the workpiece W after finish grinding in a non-contact manner; and a control device 8 calculating a tilt angle of the tilting device that reduces a difference between a maximum thickness and a minimum thickness in the workpiece W after finish grinding based on a measurement value of the film thickness measuring device 7, and tilting the chuck 3 at the tilt angle, wherein the workpiece W after finish grinding is re-machined in the order of rough grinding, middle grinding, and finish grinding in a state where the chuck 3 is tilted at the tilt angle.

The application discloses a kind of target-driven winding shaft true roundness whole-process dynamic correction processing control method and system.Method includes: establishing final true roundness and the quantitative transfer model of each process error;According to the target true roundness and specification input by user, the initial processing parameter is reversely solved;After each process, the measured error is substituted into the quantitative transfer model to predict the final true roundness;If the prediction is overproof, the remaining process parameters are dynamically adjusted;After final inspection, the measured value is used to correct the parameters of quantitative transfer model;For new specification, the parameters of quantitative transfer model are migrated based on historical similar data.The application takes the final true roundness as the driving target, predicts and dynamically corrects in real time during processing, realizes the transformation from "post-detection" to "active control in the process", significantly improves the yield, reduces the dependence on machine tool accuracy, and has cross-specification rapid adaptation capability.

The application discloses a manufacturing method of a single-layer circuit flexible circuit board for an intelligent vision module, takes a copper layer and respectively pastes a first dry film and a protective film, a window is made on the first dry film corresponding to a hollow circuit pattern, a tin plating layer is formed, a tin plating plate is formed; a single-sided copper-clad plate is taken, a circuit pattern is made corresponding to the tin layer area, a copper pattern of the copper-clad plate is formed, a first pattern plate is formed; the tin plating plate is correspondingly pressed with the first pattern plate to form a pressed plate; the protective film in the pressed plate is removed, a circuit pattern is made, a copper layer window pattern and a hollow circuit pattern are formed, and a second pattern plate is formed; the area corresponding to the copper pattern of the copper-clad plate of the insulating medium layer in the second pattern plate is removed, then tin removal processing is performed, after processing, the hollow circuit pattern forms a hollow circuit, and a flexible circuit board is formed; the tin layer provides protection for etching, creates a release condition for the copper pattern of the copper-clad plate, and lays a foundation for uncovering the insulating layer, and finally realizes efficient and high-precision processing of the flexible circuit board.

The utility model relates to mechanical processing technical field, concretely is a kind of universal angle lathe tool extension tool holder, including fixed seat and adjusting base, fixed seat is by the lathe tool holder connecting portion for being connected with lathe tool holder and the adjusting base connecting portion for being connected with adjusting base is composed, adjusting base is rotatably installed on adjusting base connecting portion, rotating drive device for driving adjusting base to rotate to adjust angle and locking device for locking adjusting base on adjusting base connecting portion after adjusting angle are provided on adjusting base connecting portion, lathe tool is fixedly installed in the bottom of adjusting base. The universal angle lathe tool extension tool holder effectively solves the problem of traditional lathe tool holder in angle adjustment efficiency, angle adjustment accuracy, stability, convenience and universality etc., provides powerful support for the high-precision, high-efficiency processing of complex parts in new energy automobile, aerospace and other fields.