158results about How to "Reduce machining errors" patented technology

The invention discloses a numerical control machine tool operation control system and a double-station sawing and drilling integrated machine tool, and relates to the technical field of numerical control machine tool operation. A multi-axis linkage state, a gas cylinder stress state, vibration frequency, cutting force and deformation data are acquired in real time through a data acquisition module; the dynamic modeling module constructs a digital twinborn model by using finite element analysis and real-time sensing data, and accurately simulates stress dynamic change and deformation trend; the intelligent error compensation module dynamically evaluates the multi-axis linkage precision by analyzing the machining data, generates an error compensation instruction and optimizes the operation parameters of the machine tool; the closed-loop feedback control module adjusts the cutting speed, the feeding depth and the clamping force in real time through a fuzzy logic algorithm, a closed-loop adjusting mechanism is formed, the machining precision and stability are greatly improved, the machining error and the workpiece surface damage risk are reduced, and the machining quality and efficiency of complex workpieces are effectively improved.

The invention relates to the technical field of self-adaptive control laser cutting, in particular to a self-adaptive laser cutting method and system based on characteristic parameters of sheet metal parts. Firstly, by establishing a space coordinate system and obtaining a top view image of a cutting platform, contour deviation is calculated, a correction initial position is generated, and then a cutting path is optimized. And the laser cutting head moves to the corrected initial position according to the path and performs a cutting task. In addition, the method further comprises the steps that the to-be-processed sheet metal part image is segmented into a plurality of sub-images, and a sub-image cross list is established to describe the connection relation of the sub-images. And extracting a subimage feature vector through a feature learning model, and adjusting a control parameter by using cutting simulation information to compensate an error. And for each sub-image, based on the cutting result and the connection relationship, adaptive adjustment of control parameters is carried out, and the precision of the subsequent cutting step is ensured. And finally, a complete cutting task is realized by updating the cutting mark and merging the sub-images.

The invention discloses a machining track control method and system for a numerical control lathe, and the method comprises the steps: inputting at least one first real-time machining image into a preset image recognition model, and outputting a first tool image corresponding to the at least one first real-time machining image; fusing the first cutter images according to a preset fusion rule to obtain a first real-time processing sub-track in the first sampling period, and judging whether the similarity between the first real-time processing sub-track and the first initial processing sub-track is greater than a preset threshold; and if the first real-time processing sub-track is not greater than the preset threshold value, generating a first correction strategy according to the first real-time processing sub-track and the first initial processing sub-track, and correcting a second initial processing sub-track according to the first correction strategy to obtain a second target processing sub-track. The actual machining track can be closer to the theoretical machining track, and therefore the workpiece machining error is reduced as much as possible.

The invention discloses a high-precision part machining path planning method based on artificial intelligence optimization, and the method comprises the following steps: generating a first three-dimensional geometric model of a to-be-machined part, carrying out the curved surface division, and obtaining a manufacturing feature point according to a division result; determining a processing placement surface for the first three-dimensional geometric model according to the manufacturing feature points, and performing processing element positioning and shaping to obtain a second three-dimensional geometric model; processing path preliminary planning is carried out, optimization is carried out based on mixed # imgabs0 # equilibrium by using a neural network, and a second planning processing path is output; performing path optimization based on a Gaussian distribution function and a cubic # imgabs1 # spline curve to obtain a third planning processing path; and simulation verification is carried out, path adjustment and optimization are carried out by adopting a hierarchical optimization ant colony algorithm according to a verification result, and a final planning processing path is output. The precision, the efficiency, the flexibility and the adaptability in the high-precision part machining process are improved.

The present invention relates to the technical field of gear grinding machines, and discloses a CNC forming gear grinding machine, including a machine base, a fixed frame arranged on the machine base, a control box arranged on the front side of the machine base, and a three-axis control unit arranged on the fixed frame, and also includes a bearing assembly and a gear grinding assembly arranged on the three-axis control unit, a protective frame arranged on the gear grinding assembly, and a protective mechanism arranged on the protective frame. This CNC forming gear grinding machine can quickly and effectively absorb and disperse vibration energy when the grinding wheel first shows signs of shaking through an anti-shake assembly, thereby achieving a preliminary shock absorption effect, thereby reducing fatigue vibration of the grinding wheel when working for a long time, and further absorbs and consumes vibration energy through a damping assembly, thereby achieving deep suppression of grinding wheel shaking, and significantly improves the stability during the grinding process through the dual shock absorption mechanism of the anti-shake assembly and the damping assembly, thereby ensuring the accuracy of gear processing and reducing processing errors caused by shaking.

The invention discloses a machine tool clamping device for cylinder sleeve rough machining, and relates to the technical field of cylinder sleeve rough machining clamps, the machine tool clamping device comprises a center column and a center cylinder, and one end of the center column is fixedly connected to the side face of a partition plate. A main body structure of the device comprises a center column, an inner wall expanding and supporting assembly is arranged on the outer wall of the center column, an end face clamping assembly for clamping the end face of the cylinder sleeve is arranged on a right-angle supporting plate of a core assembly of the inner wall expanding and supporting assembly in the horizontal direction, and the end face clamping assembly and the inner wall expanding and supporting assembly are matched with each other when the outer wall of the cylinder sleeve is subjected to rough machining; the end face of the cylinder sleeve is clamped, and the problems that in the prior art, when a numerical control machine tool conducts rough machining on the cylinder sleeve, an inner supporting assembly is mostly adopted for expanding and supporting the inner wall of the cylinder sleeve, the cylinder sleeve is fixed to facilitate rough machining on the outer wall of the cylinder sleeve, and the end face of the cylinder is not clamped at the moment can be thoroughly solved. And when the air cylinder sleeve is subjected to axial force due to milling, the air cylinder sleeve is easy to transversely move along the inner supporting assembly, and machining errors are caused.

The invention discloses an adsorption fixing device for a monocrystalline silicon electrode. The adsorption fixing device comprises an adsorption disc and an air suction assembly, an adsorption hole is formed in the adsorption disc, the adsorption disc is provided with a bearing surface for bearing a monocrystalline silicon electrode, an annular adsorption groove is formed in the bearing surface, and the adsorption groove is connected with the adsorption hole; the air suction assembly is communicated with the adsorption hole and is used for sucking air in the adsorption groove for the adsorption hole. The monocrystalline silicon electrode is fixed in an adsorption fixing mode, the monocrystalline silicon electrode does not need to be clamped by a clamp, and the surface of the monocrystalline silicon electrode can be prevented from being scratched when the monocrystalline silicon electrode is clamped by the clamp.

The invention relates to the technical field of numerical control system information processing, in particular to a curved surface numerical control machining information extraction method and device based on B-spline curved surface refactor.The method comprises the steps that after three-dimensional space position information of a curved surface machining cutter location point is obtained, cutter location point parameterization is carried out to determine B-spline curved surface parameters of a cutter positioning curved surface; determining a precision index according to the sum of squares of deviations of all cutter location points and the cutter positioning curved surface to calculate a regression matrix, determining a fairing energy index to calculate a fairing energy matrix, combining the two indexes to determine a comprehensive index, generating a curved surface reconstruction problem, solving the problem to obtain a reconstruction structure, and extracting curved surface numerical control machining information. Therefore, the problem that in the related technology, when a curved surface reconstruction algorithm processes disordered spatial discrete cutter location points, the requirements for rapidity, fairness and precision are generally difficult to consider is solved.

The present invention provides a method for predicting the thermal error of an electric spindle in advance based on a deep learning algorithm. The method collects the surface temperature and the displacement data of the electric spindle by arranging multiple temperature sensors and displacement sensors on the surface of the electric spindle, and trains a thermal error prediction network composed of a time domain convolution network, a gated loop network, and a fully connected network to achieve the thermal error prediction of the electric spindle in advance. The present invention adopts a thermal error prediction network to predict the advance amount of the thermal error of the electric spindle, and can compensate before the error occurs, thereby improving the machining accuracy and the stability of the electric spindle. At the same time, the thermal error prediction network adopts a multi-way parallel neural network and a fully connected network design, which enhances the adaptability and robustness of the model and provides a flexible solution for electric spindles of different types and specifications.

The invention discloses a tool path planning method and system for numerical control machining of a face gear, belongs to the technical field of gear machining, and solves the problems that multiple sets of tool interference and path optimization constraints are not considered and introduced in an existing method, and frequent pause and adjustment are caused in the machining process due to unreasonable tool interference and paths. The method comprises the steps of determining a machining mode of a to-be-machined gear based on parameters of the to-be-machined gear, detecting and adjusting an interference path of a milling cutter, outputting a primary adjustment path after primary adjustment, adjusting the milling posture of the milling cutter, and outputting a secondary adjustment path after secondary adjustment. According to the method, the initial machining path of the milling cutter in the multi-head cutter set is determined through a path calculation algorithm, and the optimal path without interference of the milling cutter is obtained. The milling precision of the milling cutter is guaranteed, collision or interference among multiple groups of milling cutters during machining is avoided, and the efficiency of the milling cutter is improved.

The invention provides a processing method of an optical piece with a light reflection inner cavity. The processing method comprises the following steps: obtaining a first film coating piece and a second film coating piece through processing; two plates with the same datum plane are obtained through same-disc machining, the datum plane is used for positioning, and the two plates are machined to obtain a third film-coated part and a fourth film-coated part; an assembly tool is provided, the first film coating piece and the third film coating piece are positioned through the assembly tool, and the bottom face of the third film coating piece is fixed to the surface where the first film coating face of the first film coating piece is located; and positioning the second film coating piece through the assembly tool, and bonding the surface of the second film coating surface of the second film coating piece to the third film coating piece and the fourth film coating piece. The problem that in the prior art, machining of optical parts is difficult to meet the high-standard quality requirement is solved.

The invention discloses an aluminum alloy profile machining system and method, and relates to the technical field of aluminum alloy profile machining, the system comprises the following components: an environment monitoring module, a parameter adjusting module, a cutter self-adaption module and a cooperative control module; the environment monitoring module and the parameter adjusting module are integrated, key factors such as temperature, humidity and air pressure in the machining environment can be monitored in real time, machining parameters such as the cutting speed and the feeding amount are automatically adjusted according to the key factors, the real-time environment sensing and parameter optimizing mechanism effectively reduces machining errors caused by environment changes, and the machining precision is improved. The machining quality of the aluminum alloy profile is remarkably improved, meanwhile, the cutter self-adaption module conducts fine adjustment according to the hardness and shape difference of the profile, the machining stability is further improved, and the consistency and reliability of products are ensured.

The utility model provides a pitched roof sleeve structure and a mold capable of automatically compensating installation angle and location degree machining errors, and relates to the technical field of molds, the pitched roof sleeve structure capable of automatically compensating installation angle and location degree machining errors comprises a pitched roof assembly and a pitched roof hole formed in a mold plate in a penetrating mode, the pitched roof assembly is arranged in the pitched roof hole; a compensation gap used for compensating installation angle and position degree machining errors is formed between the inclined ejection assembly and the inner wall of the inclined ejection hole. The mold comprises the inclined ejector sleeve structure capable of automatically compensating the installation angle and position degree machining errors. According to the utility model, through the pitched roof hole with the compensation gap, the installation angle and the location degree of the pitched roof assembly can be automatically compensated in the installation process of the pitched roof assembly, and the processing error of the pitched roof hole can be effectively compensated on the basis of ensuring the installation effect of the pitched roof assembly, so that the production and the processing are more convenient; and meanwhile, the phenomenon that the pitched roof is stuck due to insufficient machining precision of the pitched roof hole can be effectively avoided, and the ejection effect is ensured.

The invention discloses a line reference conversion device, relates to the technical field of machining, and is used for solving the technical problems of machining interruption, pause and large error caused by the fact that a machining machine cannot recognize a line reference in the prior art. The line reference conversion device comprises an alignment assembly, a fixing assembly, an adjusting assembly, a shell and a placing plate, the alignment assembly, the fixing assembly and the adjusting assembly are connected with the shell, the shell is connected with the placing plate, the adjusting assembly is used for adjusting the alignment assembly, and the placing plate is used for placing a workpiece. According to the alignment assembly, the plane where the line reference on the workpiece is located can be converted into the reference plane on the alignment assembly, so that collection, conversion and recognition of the line reference are achieved, errors are reduced, and automatic machining is facilitated.

The application discloses a high-temperature gas flow automatic regulating valve and relates to the technical field of valves.The application solves the problems of slow response speed and poor sealing and heat insulation capacity in the prior art.The application comprises a valve body, a flow-limiting nozzle structure is arranged on the valve body, a chamber is arranged on the flow-limiting nozzle structure, flow channel openings I and II, which are in communication with the chamber, are arranged on the flow-limiting nozzle structure, an electromagnet is connected to the valve body, a movable end of the electromagnet is connected to one end of a yoke, the other end of the yoke extends into the chamber and is matched with the flow channel opening II, the movable end of the electromagnet can drive the yoke to control the opening and closing degree of the flow channel opening II, and a sealing and heat insulation structure for matching with the yoke is arranged on the chamber.The sealing and heat insulation structure is matched with the yoke directly, sealing and heat insulation are formed, and the use requirement of a high-temperature medium conveying scene is met.The end of the yoke is matched with the flow channel opening II directly to control the flow, the design of a valve core is cancelled, space occupation is saved, the structure is simplified, friction in the control process is reduced, the driving force requirement of an electromagnetic valve is reduced, the response time of control is improved.

The present application relates to helical slot processing technical field, disclose a kind of helical slot bevel cutting mechanism and processing method, including linear module and two processing tool bits, the linear module and two processing tool bits are all installed on machine tool, the moving seat of the linear module is fixedly connected with support plate, the outside of the support plate is fixedly connected with two mounting brackets, the outside of the mounting bracket is provided with rotating mechanism and chip removal mechanism, the rotating mechanism includes motor, the motor is installed on the outside of mounting bracket, the output of the motor is fixedly connected with mounting sleeve, the inside of the mounting sleeve is slidably connected with sliding rod. By two processing tool bits simultaneously to the both sides of part helical slot processing, cooperate with the rotation of part and the position of overall structure to move, realize the accurate control of cutting path, compared with the traditional single tool rotation angle cutting, can effectively improve processing efficiency, and ensure helical slot cutting seam precision is more stable, improve processing quality.

The utility model discloses a positioning clamp for spring piece machining, and relates to the field of clamps. The device comprises a positioning assembly and a connecting assembly, the positioning assembly comprises a positioning cylinder and positioners, the positioners are symmetrically arranged on one side of the positioning cylinder, clamping devices are arranged on the opposite sides of the two positioners, and the connecting assembly comprises a rotating block, a supporting plate and a moving plate. The supporting plates are arranged on one sides of the rotating blocks, the moving plates are symmetrically arranged on one sides of the supporting plates, and a connecting block is arranged between the two supporting plates. According to the positioning clamp, the mode of clamping and fixing the connecting block is adopted, and stable connection with a workpiece is achieved; the connecting block can be fixed in various modes such as bonding, threaded fixed connection and air pressure adsorption connection, it is ensured that the stable fixing effect can be provided in various environments, and the positioning clamp adopts diversified connecting block fixing modes, so that the clamp can adapt to different types of workpieces and meet the machining requirements.

The utility model belongs to the technical field of power tool turrets, and particularly relates to a numerical control machine tool slant bed power tool turret turning and milling composite machine tool which comprises a numerical control turning and milling composite machine tool body, a power tool turret is arranged on the inner wall of the numerical control turning and milling composite machine tool body, and a motor installation groove is formed in the inner wall of the power tool turret. Servo motors are installed on the inner wall of the power tool turret, one servo motor is installed on the inner wall of the motor installation groove, a thermal shrinkage tool handle is installed at the output end of the servo motor, and a tool bit is movably connected to the inner wall of the thermal shrinkage tool handle. By arranging the thermal shrinkage cutter handle and utilizing the principle of thermal expansion and cold contraction, the cutter head is installed during heating and tightly held after cooling, vibration transmission can be reduced, the machining precision can be improved, errors can be automatically compensated, the coaxiality is ensured, the service life of the cutter head is prolonged, the surface quality is improved, the clamping force is higher, the cutter head can be effectively prevented from loosening, and the machining yield of fragile materials is improved.

This utility model relates to the technical field of injection molding parts processing equipment, and discloses an injection molding parts flattening and shaping mechanism, including a base and an injection molding part. A support frame is fixedly connected to the top of the base, and a flattening machine is slidably connected to the top of the support frame. A flipping mechanism is provided at the top of the base, and a clamping mechanism is fixedly connected to the left end of the flipping mechanism. The clamping mechanism includes a fixing block, the right end of which is fixedly connected to the left end of the flipping mechanism, and a motor is fixedly connected inside the fixing block. In this utility model, the motor drives the gear to rotate, causing the rack plate to slide, so that the L-shaped plate moves the square plate to achieve initial clamping. Multiple through holes, bolts, nuts, positioning rods, and clamping rods of the component work together. Appropriate through holes can be selected to install bolts according to the shape of the part, adapting to injection molding parts of different shapes and improving the accuracy and efficiency of clamping and positioning.

The utility model discloses a brake disc repairing and processing machine tool which comprises an operation table and is characterized in that one side of the operation table is fixedly connected with a supporting shaft, the outer end of the supporting shaft is fixedly connected with a supporting plate, and the two ends of the upper side and the lower side of the supporting plate are hinged to one ends of symmetrical connecting rods respectively; the other ends of the two connecting rods located on the same side in the vertical direction are hinged to vertical rods of L-shaped rods, and the end of a transverse rod of each L-shaped rod is fixedly connected with one side of a straight groove rod. Symmetrical square blocks are arranged in each straight groove rod, and one side of each square block is fixedly connected with one end of a limiting rod. The utility model relates to the technical field of brake disc repairing and fixing, in particular to a brake disc repairing and processing machine tool. The utility model provides a machine tool for repairing and processing a brake disc, which can be used for processing the brake disc when the brake disc is repaired.

The utility model belongs to copper foil hot pressing processing equipment technical field especially for a kind of copper foil hot pressing processing device, including work bench, the upper end of work bench is respectively fixed mounting with heating bearing plate and fixed frame, the top of fixed frame is inserted with guide insertion rod, the top of fixed frame is fixedly installed with hydraulic cylinder, the lower end of guide insertion rod is connected with buffer structure, the output of hydraulic cylinder is fixedly connected with buffer structure, the utility model can accurately control the relative position between cutting tool and pressing plate by limiting component, ensure in hot pressing processing and cutting process, cutting tool can accurately aim at copper foil and carry out cutting, to greatly improve the machining accuracy, simultaneously, the adaptive design of limiting insertion rod and limiting insertion hole, and the reset action of spring two, ensure the stability of cutting tool after multiple uses, reduce the processing error caused by position deviation.

The present invention relates to the technical field of regulating valves, and specifically to a regulating valve body processing turning tool, comprising a clamping mechanism, a supporting mechanism and a turning mechanism, wherein the supporting mechanism is installed on the surface of a machine tool body, the turning mechanism is arranged at the lower end of the supporting mechanism, and the clamping mechanism is installed at the upper end of the supporting mechanism. The present invention gradually brings the two ends of a steel strip closer together through a clamping assembly, thereby controlling the surrounding area of ​​the steel strip. Under the action of the steel strip, the displacements of four claw columns change synchronously. When the surrounding area of ​​the steel strip becomes larger, the clamping claws loosen, and the metal blank is aligned. When the surrounding area of ​​the steel strip becomes smaller, the four clamping claws are gradually held tightly by the steel strip, and the four clamping claws complete the fixed clamping of the metal blank. The present invention can automatically adjust the support position and angle when the workpiece is turned over by the claw column, and evenly distribute the load at the same time. The clamping claws can adapt to workpieces of different sizes and shapes, and ensure that they are always firmly clamped during the turning and processing process.

The utility model belongs to the technical field of profile machining equipment, and particularly relates to an aluminum profile axial positioning device which comprises a rack, an operation table, a sliding base part, a sliding positioning unit and a driving source. An operation table used for bearing and placing aluminum profiles is arranged in the middle of the machine frame, a sliding base part arranged in the length direction of the operation table is arranged on the upper portion of the machine frame, and a sliding positioning unit used for axially positioning the aluminum profiles is installed on the sliding base part. A driving source for driving the sliding positioning unit to move in the length direction of the operation table is arranged on one side of the rack; by designing the cooperation of the side face pressing block and the top face pressing plate, it is ensured that the aluminum profile is always subjected to uniform and appropriate pressure during positioning, and surface pressing damage or deformation caused by too large or non-uniform pre-tightening force is avoided.

The utility model discloses a positioning mechanism for board processing, which comprises a conveying assembly line and a mounting bracket, one side of the conveying assembly line is provided with an in-place photoelectric mechanism used for carrying out in-place detection on boards conveyed above the conveying assembly line, and the in-place photoelectric mechanism can drive a blocking mechanism to intercept the boards. A movable baffle mechanism is arranged on one side of the in-place photoelectric mechanism, and a flange rotating assembly used in cooperation with the movable baffle mechanism is installed on the top of the installation support. By designing the angle-variable flange rotating assembly and the angle-variable movable baffle mechanism, wood boards of various sizes and angles can be accurately and rapidly positioned; by arranging the in-place photoelectric mechanism and the blocking mechanism, the same equipment can meet the machining requirements of wood boards of different specifications, the wood boards can be rapidly and accurately positioned to the designated positions, the positioning time is shortened, the machining error is reduced, and therefore the overall production efficiency is improved.

The utility model relates to the technical field of veneering machines, and discloses a veneering machine alignment structure which comprises a veneering machine body, a supporting frame is fixedly installed at the top of the veneering machine body, a sliding groove is formed in the bottom of the supporting frame, two sliding blocks are installed in the sliding groove in a sliding mode, and the two sliding blocks are oppositely arranged. Fixing frames are fixedly installed at the bottoms of the two sliding blocks correspondingly, and aligning plates are fixedly installed on the sides, close to the veneering machine body, of the two fixing frames correspondingly. By means of the alignment plate and the air bag, when the plates are conveyed in a promoted mode, the plates can be gathered inwards, the positions of the plates are aligned, the alignment precision of the plates is ensured, machining errors caused by inaccurate positions of the plates are reduced, the product quality is improved, scratches, abrasion or pollution possibly caused by contact are avoided, the integrity and cleanliness of the plates can be kept easily, and the production efficiency is improved. And by arranging an air blowing pipe and a dust collection box, dust on the surfaces of the plates can be cleaned up when the plates are aligned, and the veneering precision is improved.

The utility model discloses a four-axis machine of a machining center, and relates to the technical field of four-axis machines. The machining center four-axis machine comprises a machining center, a fixing assembly and a replacing assembly, a bridge plate is arranged on the machining center, the fixing assembly is arranged on the bridge plate, the replacing assembly is arranged on the bridge plate, the replacing assembly comprises a fixing frame, sliding blocks, springs and clamping rods, and the two sets of sliding blocks are installed in the fixing frame in a sliding mode and are symmetrically distributed; a spring is fixedly installed on one side of the sliding block, a clamping rod is fixedly installed on the other side of the sliding block, and the other end of the clamping rod penetrates through the fixing frame and extends into the connecting plate. Through the arrangement of the replacement assembly, workpieces of different shapes and sizes possibly need different clamping modes and force distribution, the most suitable clamping mode can be selected according to the specific requirement of each workpiece by replacing the clamping fixing plate, and the flexibility can ensure that each workpiece can be stably and reliably clamped; and machining errors or workpiece damage caused by improper clamping are avoided.

The utility model discloses a metal product jig which comprises an upper sliding plate and a lower bottom plate, two sliding rails are arranged between the upper sliding plate and the lower bottom plate, a lower sliding groove is formed in the upper surface of the lower bottom plate, the sliding rails are fixedly connected to the surface of the lower sliding groove, an upper sliding groove is formed in the side, close to the sliding rails, of the upper sliding plate, and the sliding rails are fixedly connected to the surface of the upper sliding groove. The sliding rail is slidably connected with the upper sliding groove, a machining groove is formed in the side, away from the lower bottom plate, of the upper sliding plate, a lower fixing clamping plate is arranged on the side, away from the lower bottom plate, of the upper sliding plate, and the lower fixing clamping plate is fixedly connected with the upper sliding plate through a fixing screw. An upper sliding clamping plate is arranged on the upper surface of the upper sliding plate and located on the rear side of the machining groove, and anti-skid rubber is fixedly connected to the rear side of the lower fixing clamping plate and the front side of the upper sliding clamping plate. The device is simple in structure, convenient to operate and very good in practical effect, and specific metal pipes can be fixed and repeatedly machined at equal intervals.

The invention relates to the technical field of crankshaft chain wheel machining, and discloses a crankshaft chain wheel machining compensation method and system, terminal equipment and a storage medium, and the crankshaft chain wheel machining compensation method comprises the steps that after a gear hobbing machine completes primary machining of an odd-number crankshaft chain wheel, the assumed cross-rod distance deviation of the current odd-number crankshaft chain wheel and a qualified odd-number crankshaft chain wheel is determined; calculating the reference circle radius deviation of the current odd crankshaft sprocket and the qualified odd crankshaft sprocket based on the assumed cross-rod distance deviation and the sprocket tooth number of the current odd crankshaft sprocket; and the distance between the axis of the hobbing cutter and the axis of the crankshaft chain wheel is adjusted based on the reference circle radius deviation, the first reference circle radius and the second reference circle radius, so that the machining error of the crankshaft chain wheel is compensated. The distance between the axis of the hobbing cutter and the axis of the workpiece is dynamically calculated and adjusted, accurate compensation of machining errors is achieved, integrated crankshaft chain wheel machining is adapted, and the production efficiency of the crankshaft chain wheel is improved.

The utility model discloses a numerical control processing automatic line, including frame, portal frame, feed conveyor, waste conveyor, conveying line, take material mechanism, three -axis positioning mechanism, processing mechanism and conveying jig, conveying line and waste conveyor are in parallel set up in the frame, and the waste conveyor is located one side of conveying line, and conveying jig transmission is in conveying line, and three -axis positioning mechanism and processing mechanism are installed in the portal frame, and take material mechanism is installed in three -axis positioning mechanism and realizes three -dimensional motion through three -axis positioning mechanism, and conveying jig includes workstation, and a plurality of discharge chute are seted up in the workstation, and the discharge port of a plurality of discharge chute is located above the waste conveyor, and the workstation is installed with sectional material frame, and a plurality of fastening jigs are installed on sectional material frame, and a plurality of fastening jigs are fixed to the sample of processing. The numerical control processing automatic line through the cooperation of each component operation, realize material automation conveying, accurate positioning and efficient processing, effectively improve production efficiency and processing accuracy, reduce the artificial cost.

The invention discloses a curved surface flattening device for a stainless steel band, and belongs to the technical field of stainless steel band production.The curved surface flattening device for the stainless steel band comprises a main body, a conveying groove is formed in the top of the main body, a plurality of conveying rollers are rotationally connected into the conveying groove, and feeding and discharging ports are formed in the two sides of a processing cabinet; a driving mechanism is installed in the processing cabinet, a connecting rod mechanism is installed in the conveying groove, and a transmission mechanism is installed in the conveying groove. By designing the driving mechanism, the connecting rod mechanism and the transmission mechanism, adjustment can be conducted according to the specification of the stainless steel band when the stainless steel band conducts curved surface flattening machining, meanwhile, flattening adjustment is conducted twice before the stainless steel band enters the device and after the stainless steel band is machined, and adjustment of the curved surface of the stainless steel band is more complete. And the stainless steel bands with different thicknesses can be changed according to different curvatures of the stainless steel bands during leveling adjustment, so that the working performance of the curved surface leveling device is greatly improved.