14results about How to "Precision grinding" patented technology

The utility model discloses an edge grinding device for processing a protective air-tight door, which comprises a working table, a first supporting piece is arranged on one side of the upper surface of the working table, the first supporting piece is rotatably connected with two groups of first belt wheels, one end of a shaft rod of one group of first belt wheels is connected with a driving assembly, and the two groups of first belt wheels are in transmission connection with an abrasive belt. The abrasive belt can be tensioned through the tensioning assembly, a limiting roller is arranged on the inner side of the abrasive belt, and the limiting roller can move in the horizontal direction through the moving assembly and can also be matched with the lifting assembly to push the abrasive belt to move downwards to make contact with the air-tight door. The limiting rollers can flexibly move in the horizontal direction and the vertical direction, so that accurate polishing of different positions and shapes of the air-tight door is achieved, the flexibility greatly improves the efficiency and accuracy of polishing operation, and due to the fact that the limiting rollers can freely move in the horizontal direction and the vertical direction, the polishing efficiency is greatly improved. Therefore, the device can meet the polishing requirements of the air-tight doors of different sizes and shapes.

The present application relates to a kind of chip glue removal device and glue removal method, its device includes sander, bottom plate, rotating platform and be used for clamping chip clamping linkage mechanism, sander is installed at the one end of the upper surface of bottom plate, rotating platform is slidably arranged at the other end of the upper surface of bottom plate, clamping linkage mechanism is arranged on rotating platform, and can rotate with rotating platform, and clamping linkage mechanism can slide with rotating platform on bottom plate, to approach or away from sander, sander can be polished to the glue of the edge of chip clamped on clamping linkage mechanism remains.By clamping linkage mechanism, chip can be clamped, and the polishing range of chip to sander is adjusted by the sliding of rotating platform to polish, the orientation of chip is adjusted by the rotation of rotating platform, so that the glue on the surface of chip can be removed conveniently by once clamping, simple structure, easy and safe to operate, greatly improve glue removal efficiency, avoid chip damage.

The utility model relates to the technical field of grinding devices, in particular to a wafer production grinding device which comprises a workbench, a first hydraulic cylinder is fixedly installed in the workbench, a lifting plate is fixedly installed at the output end of the first hydraulic cylinder, and a positioning rod is fixedly installed at the bottom end of the lifting plate. A first motor is fixedly mounted on the side face of the lifting plate, and a rotating rod is fixedly mounted at the output end of the first motor. According to the wafer polishing device, the first hydraulic cylinder drives the lifting plate to ascend and descend, the first motor drives the rotating rod to rotate, the clamping plate moves to place and fix a wafer, the second motor and the third motor drive the first lead screw and the second lead screw to rotate and drive the sliding block and the moving plate to move, and the fourth motor is started to enable the polishing piece to polish the wafer. And meanwhile, the first spring on the upper portion enables the wafer to be stressed more evenly, and the wafer is prevented from being broken.

The utility model relates to the technical field of stone handrail machining, in particular to a stone handrail machining device which comprises a base, a machining frame, a fixing assembly, a cutting assembly and a polishing assembly, the existing device needs to manually take down a handrail for polishing after stone machining, time is consumed, and according to the device, the cutting assembly and the polishing assembly are integrated on the machining frame, so that machining efficiency is greatly improved. The stone handrails do not need to be manually taken down and transferred after cutting is completed, grinding can be directly conducted in the machining frame, intermediate links such as carrying are reduced, compared with manual grinding, mechanical grinding is more uniform in force and angle, irregular lines on the surfaces of the stones can be better treated, the product quality is improved, the cutting function and the grinding function are integrated in the same machining device, and the machining efficiency is improved. Seamless connection of the cutting procedure and the polishing procedure is achieved, the continuity of the stone handrail machining process is guaranteed, errors or problems possibly caused by procedure interruption are reduced, and the production stability and the product yield can be improved.

A kind of relative grinding device for the joint surface of valve core and valve bottom of boiler steam soot blower.The boiler steam soot blower works in high temperature and high pressure environment for a long time, frequently act, it is extremely easy to cause valve core, valve bottom wear, cause the internal leakage phenomenon of soot blower.The utility model discloses a valve core fixer and grinding fixer, the grinding fixer is fixed between valve core fixer and soot blower poppet, grinding handle is welded on valve core fixer and longer than the valve core fixer, the inner ring of valve core fixer is in line contact with valve core bottom.The utility model is used for the relative grinding of the joint surface of valve core and valve bottom of boiler steam soot blower.

The invention discloses an automobile spring steel plate polishing device which comprises a mounting assembly, a clamping mechanism, a polishing mechanism and a driving assembly, the clamping mechanism, the polishing mechanism and the driving assembly are mounted on the mounting assembly, the clamping mechanism comprises a telescopic assembly, a clamping assembly and an abutting rod, the telescopic assembly is arranged in the mounting assembly, the clamping assembly is mounted on the telescopic assembly, and the abutting rod abuts against the clamping assembly. The clamping assembly slidably penetrates through the mounting assembly, and the abutting rod is mounted on the telescopic assembly. The telescopic assembly comprises a telescopic cylinder, a telescopic rod, a fixing frame and an elastic piece, the telescopic cylinder is installed on the installation assembly, the elastic piece is installed in the telescopic cylinder, the bottom end of the telescopic rod penetrates through the telescopic cylinder in a sliding mode and is connected with one end of the elastic piece, the fixing frame is installed at the top end of the telescopic rod, and the abutting rod is arranged on the fixing frame. Therefore, the spring steel plate can be efficiently polished, and the angle of the steel plate does not need to be frequently adjusted in the polishing process, so that the polishing period is effectively shortened, and the labor intensity of workers is remarkably relieved.

The utility model discloses a multi-leaf wheel assembling disc which comprises a first clamping accessory and a second clamping accessory, the first clamping accessory and the second clamping accessory are in threaded connection, the first clamping accessory comprises a first face fluted disc, the second clamping accessory comprises a second face fluted disc, the first face fluted disc and the second face fluted disc are designed oppositely, and the first face fluted disc and the second face fluted disc are arranged oppositely. A grinding wheel is clamped between the first face fluted disc and the second face fluted disc, the grinding wheel is arranged at the joint of the first clamping accessory and the second clamping accessory in a sleeving mode, and the first face fluted disc and the second face fluted disc are tightly attached to the side face of the grinding wheel through thread screwing of the first clamping accessory and the second clamping accessory. The grinding wheel is directly driven by an electric hand drill or an angle grinder to rotate and is matched with handle holding, accurate grinding and polishing are achieved, operation efficiency is improved, the side face of the grinding wheel is evenly stressed through the relative meshing design of the first face fluted disc and the second face fluted disc in combination with thread screwing force, and loosening during high-speed rotation is avoided.

The present application belongs to the field of steel pipe manufacturing auxiliary tools, in particular to a straight seam welded pipe inner weld polishing machine, aiming at solving the problems of low efficiency and poor quality of manual polishing due to the fact that the existing equipment is difficult to meet the requirements, the present application comprises a moving track, a lifting track, a beam cantilever and a polishing tool; the lifting track is arranged on the moving track, one end of the beam cantilever is arranged on the lifting track, and the other end of the beam cantilever is provided with the polishing tool; the polishing tool can enter the inside of the polished steel pipe to polish the weld; the polishing tool can move horizontally into the steel pipe through the setting of the moving track, and can rise and fall through the lifting track and the beam cantilever connecting the lifting track and the polishing tool, so that the polishing tool can accurately polish the weld of the pipe, improving the polishing accuracy and being more efficient than the manual polishing mode.

The utility model provides a packaging box polishing and finishing device, and belongs to the technical field of packaging box polishing. Comprising an operation box, a driving motor adaptively mounted on the side surface of the operation box, a grinding assembly fixedly mounted at the output end of the driving motor, a connecting box fixedly connected to the bottom of the operation box, a linkage piece fixedly mounted on the side wall of the connecting box, a buffering assembly arranged on the side portion of the linkage piece, and a collecting box clamped to the side wall of the buffering assembly. Through cooperation of the operation box and the driving motor, the polishing assembly carries out accurate polishing treatment on a packaging box, a bearing seat in the polishing assembly is designed to comprise an oil groove, a telescopic cylinder, an insertion rod, an extrusion spring and other components, a driving rod can be stabilized, friction is reduced through a lubricating structure, and the service life of the packaging box is prolonged. The service life is prolonged, the grinding efficiency is improved, the buffering assembly effectively absorbs vibration in the working process through combination of elements such as a reinforcing block, a sliding rod and a buffering spring, and noise and equipment abrasion are reduced.

The utility model relates to the technical field of annular gear grinding, in particular to an annular gear grinding device which comprises an annular gear, a blank tooth opening calibration assembly arranged outside the annular gear and an anti-collapse gear grinding mechanism installed in the blank tooth opening calibration assembly. The anti-collapse gear grinding mechanism comprises a transverse bearing beam rod, a nut installed on a threaded section of the bearing beam rod and a power-assisted disc movably installed outside the bearing beam rod. A pressure-bearing clamping seat and a limiting clamping seat which are accurately calibrated are arranged at the two ends of an annular gear, after the two clamping seats are closed, a notch exposed between the two clamping seats can be matched and symmetrical with a tooth opening of the annular gear, and a grinding piece stretching in a reciprocating mode along the notches in the two clamping seats can accurately grind the tooth opening of the gear; and when the two clamping seats are matched with the grinding piece to move, anti-cracking protection can be provided for notches in the two end faces of the gear.

The utility model discloses a children AI learning machine shell stamping die which comprises a working platform, a first buffer groove is formed in the working platform, the interior of the first buffer groove is communicated with the upper surface of the working platform, a lower die is arranged in the first buffer groove, and the upper surface of the lower die is communicated with the upper surface of the working platform. Limiting grooves and communicating grooves are formed in the periphery of the outer surface of the first buffering groove, the limiting grooves communicate with the interiors of the communicating grooves, the inner surfaces of the limiting grooves are sleeved with second springs, one sides of the second springs abut against abutting columns, one sides of the abutting columns are fixedly connected with sliding blocks, and the sliding blocks abut against the inner surfaces of the communicating grooves. A grinding block is fixedly connected to the side, away from the abutting column, of the sliding block, four second positioning grooves are formed in the periphery of the lower mold, and five second fixing columns are fixedly connected to the interiors of the four second positioning grooves. And the polishing block can automatically rebound along with the upper die block to remove burrs on the burr edge of the stamping part, and the multi-aspect remarkable beneficial effect is achieved.

The utility model discloses an end grinding mechanism for a handle pipe, which belongs to the technical field of machining and comprises a frame, a positioning clamp for fixing the handle pipe is movably arranged on the frame, one end of the positioning clamp is a grinding end, an abrasive belt is arranged on one side of the grinding end, a plurality of rotatable rollers are arranged on the frame, and the grinding end of the handle pipe is provided with an abrasive belt. According to the handle pipe end grinding mechanism, the handle pipe with the end needing to be ground is placed on the positioning clamp to be fixed, equipment is started, the multiple idler wheels drive the abrasive belt to move, the abrasive belt grinds the end of the handle pipe, after grinding is completed, the positioning clamp moves and retreats, and the positioning clamp is loosened; and the ground handle pipe is taken down, accurate grinding is achieved, in this way, the product quality requirement can be met, and the grinding efficiency can be improved.

The utility model belongs to the technical field of pump body machining, and discloses a polishing device for pump body machining, which comprises polishing equipment, the polishing equipment comprises a conveying assembly, a first polishing assembly, a positioning support and a second polishing assembly, the second polishing assembly comprises a hydraulic cylinder for positioning transmission, the output end of the hydraulic cylinder is provided with a servo motor, and the servo motor is connected with the conveying assembly. An adjusting disc and a sliding rail are arranged at the output end of the servo motor, the sliding rail is rotationally connected with the output end of the servo motor, a first threaded hole is formed in the adjusting disc, a first threaded rod is connected to the inner surface of the first threaded hole in a penetrating and threaded mode, and an inserting groove is formed in the sliding rail. The grinding device can flexibly adapt to pump body surfaces of different sizes, shapes and curvatures, the problem of excessive grinding or insufficient grinding is solved, the consistency of grinding quality is guaranteed, the adjusting mode is simple, and an operator can adjust the grinding wheel at multiple angles only through a rotary knob without other redundant tools.