30results about How to "Reduce grinding error" patented technology

The invention relates to a numerical control machine device, in particular to a numerical control machine device carrying out grinding processing on a drill. The invention aims to provide a numerical control drill double relief angle blade milling machine. The device can carry out grinding processing on relief angles of the drills with different specifications and has high processing precision, high efficiency, good consistency and good safety. The numerical control drill double relief angle blade milling machine is provided with a stander, an electrical cabinet, a hydraulic device, an operation panel and a lubricating device. The stander is provided with a grinding wheel unit. The grinding wheel unit comprises a grinding wheel rack fixed on the stander, a grinding wheel in adjustable connection with the grinding wheel rack and a driving motor driving the grinding wheel to rotate. The grinding wheel rack is provided with a grinding wheel feeding device. The grinding wheel feeding device is provided with a grinding wheel feeding cylinder driving the grinding wheel to move. The front side of the grinding wheel rack on the stander is provided with an automatic loading device. The automatic loading device comprises a hopper storing processed components, a hopper cylinder driving the hopper, a trough for operating the components, a feeding rod and a feeding cylinder driving the feeding rod. A drill clamping device is arranged on the right side of the automatic loading device on the stander and comprises a chuck, a servo motor driving the chuck to rotate, a clamping cylinder anda brake cylinder. The lower part of the drill clamping device is provided with a chuck feeding device. The chuck feeding device comprises a guide rail which supports the drill clamping device and provides moving guide for the drill clamping device and a chuck feeding cylinder driving the drill clamping device to move.

The invention discloses a grinding die for a pinion of a duplicate gear. The grinding die comprises an upper die base and a lower die base which are in sliding connection through a guide column, wherein a lower die for fixing the duplicate gear is arranged on the upper portion of the lower die base, the corresponding positions of the upper die base and the lower die base are connected with a tooth-shaped grinding device for grinding the pinion of the duplicate gear, and the tooth-shaped grinding device can move vertically relative to the lower die. By means of the technical scheme, the grinding accuracy is ensured, grinding errors are reduced, radial jumping caused by grinding of one gear is avoided simultaneously, and the positions of a rack wheel and the pinion are consistent. Production efficiency is improved, production cost is reduced, and the grinding die can be produced in volume mode. A rotary vector (RV) reducer is high in accuracy of rotating displacement, can ensure the accuracy of positioning of a grinding cutter and the gear and improves machining accuracy.

The invention discloses a grinding wheel spindle variable-angle automatic control system of a fully-automatic digital control roll grinding machine. A fully-digital alternating current (AC) servo motor outputs power to a ball screw assembly; the ball screw assembly is in threaded connection with a nut sleeve; a guide bar is connected with the nut sleeve by a positioning sliding block; one end of an swing link is arranged on the nut sleeve; a counterweight block is fixedly connected with the swing link; a sleeve is fixedly sleeved on the outer side of a hydrodynamic-hydrostatic grinding head; the sleeve is axially slanted relative to the hydrodynamic-hydrostatic grinding head; the intersection point of the shaft axis of the sleeve and the central line of a main shaft of a hydrostatic eccentric bushing of the hydrodynamic-hydrostatic grinding head is positioned on the radial plane of the geometric centre of a grinding wheel of the hydrodynamic-hydrostatic grinding head; the outer side of the sleeve can be rotatably positioned on a grinding machine frame; the other end of the swing link is fixedly connected with the sleeve; and the principal axis of the hydrostatic eccentric bushing and the principal axis of the grinding wheel are driven by the sleeve to swing relative to the roller shaft axis around the geometric centre point of the grinding wheel, so the work surface of the grinding wheel is always tangent to the roller surface, the error of camber grinding is reduced, helix lines are prevented from generating on the roller surface, and the accuracy, the quality and the efficiency of the camber grinding are improved.

The present invention is applicable to the technical field of wood board processing, and provides an edge trimming machine for blockboard processing, which includes a support base frame, an edge trimming guide assembly, and an edge trimming assembly, and the edge trimming assembly includes a fixed shell, a rotating shell, and a grinding Roller: through the trimming guide assembly and the setting of the trimming assembly, the purpose of guiding the trimming assembly along a certain path with the blockboard for grinding through the trimming guide assembly is realized, without manual control of the movement of the trimming machine, reducing the The grinding error in the trimming process and the setting of the three-stage combined trimming component make the angle of the grinding drum adjustable, and the trimming machine can be adjusted to adapt to the grinding of more blockboards with different corner specifications. Edge trimming is more convenient to use, and solves the problem in the prior art that multiple reciprocations are required to polish adjacent surfaces.

The present invention relates to gear machining equipment, and is especially numerically controlled inner tooth grinding head. The numerically controlled inner tooth grinding head consists of cutter shaft, grinding wheel installing angle regulating mechanism, grinding wheel bearing mechanism and driving force transmission mechanism. The grinding wheel installing angle regulating mechanism consists of the lower arced surface of cutter shaft and the upper arced surface of the grinding wheel support; and the driving force transmission mechanism consists of spring soft shaft and bevel gears. The present invention has the advantages of small grinding error, high grinding precision and smooth running.

The invention discloses a flexible grinding and polishing actuator with variable stiffness, which belongs to the technical field of solid wood plate processing. It includes a box body, an active compliance mechanism and a passive compliance mechanism arranged in the box from top to bottom, and a grinding and polishing head mechanism arranged outside the box; an arrangement between the active compliance mechanism and the passive compliance mechanism There is a pressure sensor, and the grinding and polishing head mechanism is connected with the passive compliance mechanism. The invention helps to solve the problems of active and passive separation of common grinding and polishing machines and many disadvantages.

The present invention provides a tool sharpener comprising a worktable, a vertical worktable, an adjusting platform, a tool sharpening device and a tool clamping device. The adjusting platform is mounted on the worktable. The tool clamping device is mounted on the adjusting platform. The vertical worktable is mounted on the worktable and located behind the adjusting platform. The tool grinding device is mounted on the vertical worktable. The tool sharpener achieves machining to a cutting tool by means of multi-axis control of the adjusting platform, the tool sharpening device and the tool clamping device, thus allowing reduction of manual labor, increase of the tool machining precision, decrease of machining errors, and improvement of the machining efficiency.

The invention discloses a method for preparing heat-conducting and insulating silicone grease, which comprises a grinding box. Mounting rods are installed between the inner walls of the grinding box through screws. Both ends of the mounting rods are provided with T-shaped grooves. The inside of the swaying groove is slidingly connected with a swaying plate, the outer middle of the rotating shaft is fixedly sleeved with a protruding rod, both ends of the top surface of the filter are welded with protruding blocks, one end of the grinding box is installed with a fan, and one end of the fan is at the bottom of the two bearing plates There are blowing pipes connected to the end positions. Compared with the prior art, the invention makes the ground product move in an inclined arc, so that the product is evenly dispersed, and the purpose of uniform feeding is achieved. The problem of blockage at the bottom of the grinding box occurs, so that The incompletely ground raw material forms an arc-shaped backflow, and through the arc-shaped backflow, it can enter between the two grinding rollers along the tangential direction of the falling raw material, improving the quality and efficiency of grinding, and avoiding the problem of incomplete grinding.

The invention discloses an automatic grinding machine for soles. The machine comprises a control system, a rack and a conveying device, the two ends of the conveying device are the front sole grindingend and the rear sole grinding end, and mechanical arms are distributed at the front sole grinding end and the rear sole grinding end respectively; all the mechanical arms comprise grinding devices installed at the tail ends, a mounting table is placed on the conveying device, and a lifting top support is distributed on the mounting table; a foot die with an upward sole is distributed at the topof the lifting top support, and sole fixing parts are distributed at the front sole grinding end and the rear sole grinding end respectively. According to the automatic grinding machine, the front sole grinding end and the rear sole grinding end are designed, and sole grinding is divided into two grinding working processes in sequence; through cooperation of the designed sole fixing parts and thedesigned lifting top support, the ascending positions of shoes to be processed can be fixed; positioning baffles are designed, and the positions of the shoes to be processed can be precisely limited.Through the design, the grinding errors can be reduced, the grinding quality is improved, and the automatic grinding machine can be widely applied to the technical field of shoe manufacturing.

The invention discloses a method for grinding the spherical surface of a workpiece. According to the method, the workpiece is coaxially and fixedly arranged at the clamping end of a clamping rotating shaft, so that the spherical center of the spherical surface to be machined on the workpiece is coincided with the revolving center of a revolving mechanism; during grinding, the clamping rotating shaft is driven by the revolving mechanism to do centering swing around the revolving center of the revolving mechanism, and the clamping rotating shaft is driven by a rotating shaft driving mechanism to drive the workpiece to rotate around the revolving central axis of the clamping rotating shaft; and a grinding wheel rotates around the revolving central axis of the grinding wheel, and a grinding working surface of the grinding wheel contacts the outer peripheral surface of the spherical surface to be machined on the workpiece to grind the workpiece. By the method, grinding errors are reduced effectively, and grinding accuracy is improved. In addition, the method for grinding the spherical surface is safe, reliable, simple, convenient, high in grinding efficiency and low in machining cost, and has high application value.