34results about How to "Improve grinding and polishing quality" patented technology

The invention relates to a laser gyro lens excircle grinding and polishing method which comprises the following steps of: bonding a lens and a bonded joint into a pillar with the bonded joint (see the figure 1) by using a bonding adhesive, and fixing the bonded joint by using a three-jaw clamp of a grinding machine to ensure that the runout of the excircle of the lens pillar is less than 0.3 mm; disconnecting the adhesive to remove the bonded joint after the excircle of the lens pillar is ground to grinding size, and chamfering the sharp edges of both end faces of the lens pillar; placing a wandering star wheel carrier on a double-face grinding machine or polishing machine, and placing the lens pillar in the wandering star wheel carrier; starting the machine, introducing a liquid (a grinding powder liquid or a polishing powder liquid), and driving the wandering star wheel carrier to rotate through the rotation of an inner gear ring and an outer gear ring; and suspending an upper disc of the equipment to ensure that the lens pillar rotates around central axis per se on a lower disk to achieve the effect of grinding and polishing the excircle. The laser gyro lens excircle grinding and polishing method provided by the invention is convenient to operate and has the advantages of high grinding and polishing efficiency, good machining consistency and high quality.

The invention discloses grinding and polishing equipment for post-treatment of wood carving. The grinding and polishing equipment comprises a base, wherein two left-right symmetrical fixing plates arefixedly connected to the upper side end face of the base; a transverse moving box is fixedly connected to the fixing plates; the fixing plates are each provided with a clamp, and the two clamps are symmetrical left and right and are used for clamping and fixing the wood carving; a transverse moving device used for providing transverse moving motion for grinding and polishing is arranged in the transverse moving box; a power device is arranged between the transverse moving device and the left clamp and is used for providing power for the clamps and the transverse moving device; and a polishingdevice is arranged on the transverse moving device. A grinding and polishing mechanism utilizes the shape change of the wood carving to change the acting force between a polishing flower-like head and the wood carving, so that an air path switching mechanism switches the air path, then an air cylinder mechanism correspondingly moves up and down to adapt to the shape change of the wood carving, and thus the automatic grinding and polishing of the wood carving is realized.

The invention discloses a method for grinding and polishing a CdZnTe wafer without wax. The method includes the steps that firstly, a grinding and polishing clamp joint plate is designed and manufactured and horizontally placed on an adsorption plane of a grinding and polishing clamp; the wafer is placed in the center of the joint plate to cover all small vacuum flow guide holes in the joint plate; a grinding clamp is connected with a vacuum generator, and the wafer is adsorbed and fixed; and the wafer is ground through a 3-micron aluminum oxide water solution, 30-50 microns of the wafer is removed, and then a Chemlox polishing liquid chemical machine produced by the Logitech enterprise in England is used for polishing for 2-5 min, and the high-flatness CdZnTe wafer is obtained after cleaning. The method has the beneficial effects that a heating wafer sticking and wax melting wafer taking are not needed, the thickness of the wafer is controlled more accurately, and flatness is higher; the method is suitable for wafers of different sizes, shapes and thicknesses, and practicability is high; cleaning is easy after grinding and polishing, and secondary contamination cannot be caused on the wafer; and cracks and scratches can be reduced, and the grinding and polishing quality is improved.

The invention discloses a vehicle rotor machining method. The vehicle rotor machining method specifically comprises steps that finish machining of a mandrel is conducted through a lathe, the mandrel and a rotor punching sheet are placed in the tool, a packaging material is put into a processing machine, after heating treatment, the packaging material is hardened, therefore, a core shaft and the rotor punching sheet are connected together, a left wire end and a welding point of the commutator are welded together after wire winding is finished, and the like, a second piston rod in a second hydraulic cylinder is controlled to move downwards through the second hydraulic cylinder, a pressing belt is in contact with a top surface of a rotor, pressure is applied to a top surface of the rotor, therotor does not slide relative to a transmission track, an output end of the second motor drives the rotating shaft to rotate, the rotating shaft drives a grinding disc to rotate, an outer surface ofthe rotor is ground and polished, a clamp does not need to be used for controlling the position of the rotor, the occupied space of the whole equipment is reduced, the processes of clamping, fixing and detaching the rotor through the clamp are reduced, and working efficiency is improved.

The invention discloses a grinding and polishing clamp for stainless steel part machining and a machining technology of the grinding and polishing clamp. The grinding and polishing clamp comprises a base, a mounting seat is slidably mounted in the middle of the upper end of the base, a lifting supporting column is slidably mounted at the upper end of the mounting seat, and a grinding and polishing assembly is fixedly mounted on the upper portion of the rear end of the lifting supporting column. Two stand columns and a driving motor are fixedly installed on the left portion of the upper end of the base, the upper portions of the opposite faces of the two stand columns are jointly and rotationally connected with a shaft rod, and the right end of the shaft rod penetrates through the stand column located on the right side, extends to the right side of the stand column, and a clamping device is fixedly installed at the right end of the shaft rod. According to the grinding and polishing clamp for stainless steel part machining and the machining technology of the grinding and polishing clamp, the automation degree is high, the working efficiency is high, the utilization rate of a grinding abrasive belt and the overall grinding and polishing quality are improved, and the machining yield is improved to a certain degree; and potential safety hazards caused by the fact that stainless steel pipes are not clamped and fly out in the rotating process due to misoperation can be avoided, and safety is high.

The invention discloses a full-automatic polishing device and method. The full-automatic polishing device comprises a main control unit, an automatic feeding device, a workpiece clamping and positioning mechanism, a double-platform full-circumferential polishing device and an automatic discharging device. When the full-automatic polishing device works, firstly a workpiece is automatically fed to afeeding area, and then is automatically pushed to a polishing area; afterwards, an upper side clamping fixture and a lower side clamping fixture respectively act on the upper side and lower side of the workpiece so as to clamp and position the workpiece up and down; a first polishing unit polishes one side of the workpiece from a first end to a second end, and meanwhile, a second polishing unit polishes the other side of the workpiece from the second end to the first end, and thus, the circumferential polishing of the workpiece is realized; and finally, the workpiece is automatically discharged. Therefore, the full-automatic polishing device realizes the full-automatic circumferential polishing of the workpiece, substantially improves the working efficiency, reduces the labor cost, meanwhile improves the polishing quality, avoids the phenomenon that the local polishing is not in place, and is suitable for popularization and application.

The invention relates to the technical field of the production of artificial graphite, in particular to a preparation method of a sample for representing a graphite optical microscopic structure. Thepreparation method comprises the following steps: inlaying a sample, grinding and polishing, cleaning, performing the gas emission for a graphite material and mixed resin in a vacuumizing way, mixingthe graphite material and the mixed resin in a pouring way, clamping a sample to-be-ground part on a grinding and polishing device by virtue of a horizontal positioning manner, pressing the sample to-be-ground part in an elastic pressurizing way, performing the multisection grinding treatment for the sample, cleaning, washing and blowing the sample, and forming a test sample; and discharging the gas in the graphite material and mixed resin by virtue of a negative-pressure exhaust way, mixing and solidifying the graphite material and mixed resin, horizontally fixing the test sample by virtue ofa horizontal positioning and clamping way, and performing the multi-step surface grinding for the sample by virtue of a variable pressing and loading force, so that the technical problem in the priorart the grinding effect of the test sample is poor can be solved.

The invention discloses copper bar edge polishing equipment, and particularly relates to the field of copper bar polishing, the copper bar edge polishing equipment comprises a supporting mechanism, the top of the supporting mechanism is fixedly provided with a polishing mechanism used for polishing a copper bar, and the top of the supporting mechanism is provided with an adjusting mechanism used for controlling the polishing mechanism to operate; the supporting mechanism comprises an operation table and supporting legs, a bearing table used for lifting a copper bar is fixedly installed on the horizontal center line of the operation table, a protective cover used for clamping the copper bar is arranged at the top of the bearing table, and a plurality of first springs used for being connected with the operation table are fixedly installed at the bottom of the protective cover; the first bearing type support is fixedly installed on the top of the operation table through bolts. The dust collecting cover is arranged on the outer wall of the grinding piece, so that copper cuttings are rapidly collected in an inner cavity of the dust collecting cover in the rotating process of the grinding piece, the situation of splashing of the cuttings is avoided, and actual use is better facilitated.

The invention provides a double grinding and polishing device for a robot end. The double grinding and polishing device comprises a driving device (201), a fixing rack (202), an executive device (203)and a transmission device (204); the driving device (201) and the transmission device (204) are both fixedly installed on the fixing rack (202), and the executive device (203) is connected to the transmission device (204); and the transmission device (204) comprises an eccentric mechanism and/or a non-eccentric mechanism. According to the double grinding and polishing device, two working procedures of grinding and polishing can be finished with no need of replacing tools, and the production tact of a station can be decreased by 20s or above; the service life of abrasive paper is prolonged greatly, and the number of door frames which are polished by a piece of abrasive paper is increased to 5-6 from 2-3; and the use efficiency of the abrasive paper is increased by 2 times or above, and thereturn on investment of the overall device is improved.

The invention discloses longitudinal vibration type double-main-shaft wood polishing equipment which comprises a base, a workbench, a portal frame, a first main shaft, a second main shaft and a longitudinal vibration conveying device; the longitudinal vibration conveying device is arranged on the workbench and is used for conveying a workpiece; the portal frame is arranged on the workbench; the portal frame comprises a cross beam and two upright columns supporting the cross beam; the first main shaft and the second main shaft are arranged on the cross beam of the portal frame; and grinding wheels are arranged at the output ends of the first main shaft and the second main shaft correspondingly. In the grinding and polishing process, a conveying crawler belt of the longitudinal vibration conveying device can generate longitudinal vibration, the workpiece on the conveying crawler belt is vibrated accordingly, longitudinal engagement and disengagement motion is generated between the grinding wheels and the workpiece, and through the longitudinal engagement and disengagement motion, grinding threads of the grinding wheels can penetrate into deep seams of the workpiece and bring out sawdust in the deep seams, so that the grinding and polishing effect on the deep seams is improved.

The invention discloses intelligent metal plate flexible polishing and grinding equipment, and relates to the technical field of metal plate polishing and grinding equipment. The intelligent metal plate flexible polishing and grinding equipment comprises an execution platform for fixing a metal plate, a first polishing mechanism and a second polishing mechanism which are arranged above the execution platform; wherein the first polishing mechanism comprises a horizontally arranged polishing shaft and a first motor for driving the polishing shaft to rotate; the second polishing mechanism comprises a vertically arranged spherical polishing device, a motion device connected with the spherical polishing device for driving the spherical polishing device to move in a horizontal plane, a second motor for driving the spherical polishing device to rotate, an image acquisition device arranged between the first polishing mechanism and the second polishing mechanism for acquiring reflective information on the surface of the metal plate and a central computer for receiving the reflective information and controlling the operation of the motion device according to the reflective information. According to the intelligent metal plate flexible polishing and grinding equipment, a computer is used to control to carry out intelligent mobile polishing, so that high efficiency and precision and good effect are realized.

The invention discloses an automatic polishing and grinding machine of a moving bolt in an air cylinder of a marine diesel engine. The automatic polishing and grinding machine comprises a lathe, a motor (1) clamped on a lathe saddle, and a drive connecting rack (2) fixed to the end part of a shell of the motor, wherein an output shaft of the motor (1) passes through the tail end of the drive connecting rack (2) and is fixedly provided with a driving wheel (3); a driven wheel (4) is rotatably mounted at the front end of the drive connecting rack (2); and drive sanding belts (5) are sleeved on the driving wheel (3) and the driven wheel (4). The automatic polishing and grinding machine of the moving bolt in the air cylinder of the marine diesel engine has the advantages of high polishing and grinding efficiency and high quality.

The invention discloses a multifunctional grinding and polishing machine. The multifunctional grinding and polishing machine is characterized by comprising main shaft mechanisms arranged on a rack, a rotary disc part, a gas circuit and liquid circuit system and an intelligent control system; and the rotary disc part is installed on the gas circuit and liquid circuit system in a machine case, the multiple main shaft mechanisms are adjustable in angle and up-and-down and left-and-right position, and the multiple main shaft mechanisms adjustable in angle and up-and-down and left-and-right position surround the rotary disc part and are opposite arranged. According to the multifunctional grinding and polishing machine, the intelligent control system is adopted for controlling multiple main shafts to independently or simultaneously run, different stations and different processes can be set through procedures for grinding and polishing, the production efficiency is improved, glass, ceramic and hardware meeting the technical quality requirement can be conveniently ground and polished, and the production efficiency and the grinding and polishing quality are improved.

The invention relates to a polishing device for a high-temperature alloy inwards-protruding tube. The polishing device comprises a rotating device, a grinding-tool rotation driving device, a connecting rod and a grinding tool. The rotating device is rotatably snapped at one end of the high-temperature alloy inwards-protruding tube, the grinding-tool rotation driving device is connected with one end of the connecting rod, a top plate is arranged on a coolant delivery device, the other end of the high-temperature alloy inwards-protruding tube is hermetically and rotatably supported on the top plate, the coolant delivery device is communicated with an inner cavity of the high-temperature alloy inwards-protruding tube through the top plate, one end of the connecting rod penetrates the coolant delivery device to be connected with a rotating rod of the grinding-tool rotation driving device, the other end of the connecting rod penetrates the top plate and the inner cavity of the high-temperature alloy inwards-protruding tube to be connected with the grinding tool. The coolant delivery device is adopted to rotatably support the high-temperature alloy inwards-protruding tube and grinding cooling is performed inside the high-temperature alloy inwards-protruding tube, so that requirements on polishing inside an elongated inwards-protruding tube are met, and the polishing device has the advantages of simple structure, convenience in use, high efficiency, long service life, good grinding quality and high accuracy.