81 results about "Compacted discs" patented technology

The invention provides a numerical control CD pattern turning machine and a turning method. The pattern turning machine comprises an X-axis moving mechanism, a Y-axis moving mechanism arranged above the X-axis moving mechanism and a Z-axis moving mechanism installed on the Y-axis moving mechanism. The X-axis moving mechanism comprises a tool table, a moving seat connected to the bottom of the tool table and a first driving device, the tool table is used for installing a clamping tool, and the first driving device is used for driving the moving seat to move in the X-axis direction; the Y-axis moving mechanism comprises a second driving device used for driving the Z-axis moving mechanism to move in the Y-axis direction. The Z-axis moving mechanism comprises a third driving device, a tool apron is arranged on the Z-axis moving mechanism, and the third driving device is used for driving the tool apron to move in the Z-axis direction. The graining machine can move the cutter in the horizontal and vertical directions and can also finely adjust the workpiece in the third dimension so as to assist the cutter to realize accurate positioning.

1. The name of this design product: wall sanding disc packaging box. 2. Purpose of this design product: packaging box for polishing discs. 3. The key point of the design of this product lies in its shape. 4. The picture or photo that best illustrates the design points: combination state diagram. 5. This design product is a thin product, and the left view, right view, top view and bottom view of component 2 are omitted.

An environment-friendly polishing disc is manufactured by a processing technology that includes: preparing a table, drying oven, cutting tools, upper and lower molds, polishing powder, a batching barrel, and a polyurethane synthetic resin comprising HC8968 and HC8552; cutting a polyester-fiber upper backsheet and a lower backsheet to match the mold profile; batching the polishing powder with the polyurethane resin and uniformly mixing with a vibrator; pouring the mixture into the lower mold over the lower backsheet, scraping the surface, overlaying the upper backsheet, and clamping with the upper mold; sequentially drying the clamped assembly at about 45° C. for about 230 min, about 92° C. for about 230 min, and about 60° C. for about 450 min; and removing the molds to form the disc. An optional central notch may be provided. The process reduces external polishing consumables and supports uniform soft-layer formation.

The utility model discloses an electric polishing disc which comprises a body, the body comprises a polishing disc, an air suction disc and an outer ring disc are sequentially fixed on one side of the polishing disc from inside to outside, and a fixed disc and a base disc are sequentially fixed on the other side of the polishing disc from inside to outside. A gravity adjusting unit used for enabling the weight of the body to be evenly distributed and rotating to be stable is fixedly embedded in the air suction disc. An air suction channel for dispersing center suction of the body is formed between the inner side of the outer ring disc and the surface of the air suction disc. The polishing disc is reasonable in structural design, the gravity adjusting unit is embedded in the air suction disc, the weight of the body is evenly distributed, the purpose of being more stable during high-speed rotation is achieved, the air suction channel is formed between the inner side of the outer ring disc and the surface of the air suction disc, in the high-speed rotation process of the polishing disc, center suction force is dispersed to the periphery of the disc body, and the polishing effect is improved. And the rotating motion of the polishing disc is further stabilized, the implementation effect is good, and the use experience feeling of a user is improved.

A compact disc stack cyclone separator includes: a fluid inlet; a vortex generator which generates a forced vortex; a conical or cylindrical vortex generating chamber; a separation chamber which is a cavity formed by downstream open ends of stacked truncated cones; narrow gaps between the stacked truncated cones, a collecting channel for heavy phrase fluid from the gaps between the stacked truncated cones which installed about the outlets of the gaps at upstream open end of the stacked truncated cones to channel heavy phrase fluid to a storage chamber of heavy phrase fluid; and an outlet for heavy phrase fluid to flow out from the storage chamber of heavy phrase fluid, while the outlet of light phrase fluid is annexed to the downstream open end of the last stacked truncated cone which is the downstream open end of separation chamber.

The invention discloses a cadmium zinc telluride wafer double-sided chemical mechanical polishing method, which relates to a semiconductor material processing technology, and comprises the following steps: forming a diversion trench in a polishing pad in advance so as to improve the flowability of a polishing solution on the upper and lower surfaces of a wafer based on the diversion trench, and bonding the polishing pad to a polishing disk; preparing a polishing solution comprising an abrasive, water, a moistening agent and an oxidizing agent according to a set ratio; selecting a loose pulley sheet with a proper material and thickness, and placing a batch of tellurium-zinc-cadmium wafers on the porous loose pulley sheet; before polishing, a moistening agent is sprayed on the surface of the tellurium-zinc-cadmium wafer so as to reduce the fragment probability of the wafer at the earlier stage of polishing; a polishing program is set, so that the flow of the polishing solution and the polishing pressure in each stage are increased in a gradient manner; in the polishing process, the dry-wet condition of the polishing pad is judged according to the condition of the polishing liquid overflowing between the upper polishing disc and the lower polishing disc, and adjustment is conducted through a polishing program; and cleaning and testing after polishing to finish polishing. The method is used for realizing batch double-sided chemical mechanical polishing of the cadmium zinc telluride wafer.

The purpose is to provide lacquered discs that allow people to enjoy sightseeing, such as visiting shrines and temples, using their eyes and ears, and to offer stamp books that use these lacquered discs. [Solution] The lacquered disc 1 has lacquer applied to the front surface 2A of the compact disc body 2 or the digital multipurpose disc body, and a design is applied to the lacquered surface 3. Because the lacquered disc 1 has lacquer applied to the front surface 2A, it has a glossy appearance and high design quality. In addition, maki-e (gold lacquer) can also be applied to the front surface 2A of the lacquered disc 1.

The present invention relates to a method for single-sided polishing of 8-inch silicon carbide wafers. A ceramic disc with a radius less than 8 inches is used to perform single-sided polishing on 8-inch silicon carbide wafers. By reasonably setting the distances between the wafer, the ceramic disc, and the polishing disc, the mechanical balance and efficient polishing during the polishing process are ensured. The optimized designs of the polishing cloth and the tank body further enhance the fluidity and uniformity of the polishing liquid. Using small-sized wafers as auxiliary tools improves the stability and processing flexibility of the polishing process, enabling the surface flatness of the polished wafers to meet the requirements of actual production. At the same time, the production cost is significantly reduced, and the equipment utilization rate and production efficiency are improved. The present invention provides a highly efficient, low-cost, and flexible method for polishing silicon carbide wafers, with significant economic benefits and practical value.

The application discloses a kind of liquid membrane shearing polishing device and method of ultrasonic assisted strengthening, including polishing device, workpiece clamp and polishing pool, further including ultrasonic generator, the ultrasonic generator is located at the bottom and side of polishing pool, and the ultrasonic generator ultrasonic transmission direction is opposite to the workpiece to be processed;The polishing device includes surface structured polishing disc, polishing disc driving mechanism, polishing disc positioning mechanism;The polishing device is set in the top of polishing pool, and workpiece clamp is set in the bottom of polishing pool;The workpiece clamp and surface structured polishing disc are all below the liquid level of polishing pool.The application is under the dual strengthening action of surface structured polishing disc and ultrasonic generator, and liquid membrane shearing effect is generated between workpiece and polishing disc, improves processing efficiency and processing surface uniformity, realizes workpiece surface efficient high-quality low-damage polishing.

The utility model relates to the technical field of polishing and polishing, disclose a kind of polishing and polishing device for passivation milling cutter, including workbench main body and polishing disc, the upper top edge of workbench main body is provided with the polishing and polishing mechanism of polishing milling cutter, the upper top edge of workbench main body is fixedly connected with the guard plate in symmetry, can be replaced mechanism to the timely replacement of polishing disc, wherein replacement mechanism can drive polishing disc to do ninety degrees arc rotation, at this time, the center point of polishing disc and machining nose coincides, then the telescopic end of hydraulic push rod drives new polishing disc to move linearly, when the guiding sleeve of polishing disc back is connected in the outer wall of guide rod, it is finished the positioning of polishing disc, then control sliding push rod drives electric clamp to move linearly and contract, to complete the release of polishing disc, and user installs stud in the polishing disc outer wall and guide rod installation butt joint at this time, polishing disc is installed.

The utility model discloses a cooling device for polishing disk machining, and belongs to the technical field of cooling devices. The cooling device for polishing disc machining comprises a base, a fixed motor is installed at the top of the base, an output shaft of the fixed motor is fixedly connected with a rotary disc, six rotating arms are arranged on the side face of the rotary disc at equal intervals, and one end of each rotating arm is fixedly connected with a standing box; according to the cooling device for polishing disc machining, through the arrangement of the fixed motor, the rotary disc, the rotary arm, the standing box, the spray head frame, the fixed spray head, the cooler, the draught fan and other assemblies, efficient cooling of objects in the rotary disc and the standing box is achieved. The cooler provides cooling liquid, the cooling liquid is evenly sprayed into the standing box through the fixed spray head, meanwhile, the draught fan provides wind power, and the evaporation and heat dissipation effects of the cooling liquid are enhanced. By means of the design, the cooling efficiency is improved, the stability of the cooling process is ensured, and machining errors caused by temperature changes are reduced.

The utility model relates to the technical field of optical storage equipment, and discloses an optical disk number calculating device which comprises a fixing plate, the right side of the top of the fixing plate is fixedly connected with a mounting plate, the top of the right side of the mounting plate is provided with disk taking fingers, and the bottoms of the disk taking fingers are fixedly connected with connecting blocks. A sliding column is slidably connected into the connecting block, a fixing sleeve is fixedly connected to the bottom of the connecting block, the sliding column is sleeved with a spring, a sliding ring is slidably connected to the outer portion of the sliding column, and first connecting rods are rotatably connected to the left side and the right side of the sliding ring. According to the utility model, the spring can be compressed through the displacement of the sliding column, and the extension and retraction of the supporting plate and the partition plate can be realized by means of the displacement of the sliding ring, so that one optical disk can be controlled to fall down each time, the calculation accuracy can be greatly improved, and the reading efficiency of the optical disk can be improved at the same time.

The utility model discloses an optical disc gripping device, which relates to the technical field of optical disc gripping and comprises a connecting disc, an inserting cylinder is connected to the center of the bottom of the connecting disc, and a plurality of outer cylinders distributed in an annular array are slidably connected to the bottom of the inserting cylinder, so that the top of a second rubber block abuts against the bottom of an optical disc and slides at the bottom of a fixed cylinder through a plurality of movable cylinders. According to the optical disk grabbing device, the moving cylinder is driven to move towards one side of the optical disk, the first rubber block is driven to move towards one side of the optical disk, the bottom of the first rubber block abuts against the top of the optical disk, a second rubber block is matched, the optical disk is clamped, the optical disk is moved, and then the optical disk is grabbed. Therefore, the problems that an existing device is too complex in structure, stable limiting of the optical disc cannot be guaranteed, the maintenance cost is high, the optical disc is prone to falling and being damaged in the using process, and using is very inconvenient are solved.

The invention relates to a machining method of a polishing disc for crystal glass polishing, and belongs to the technical field of glass polishing. In order to solve the existing problems of poor water resistance and easy generation of scratches, the invention provides a processing method of a polishing disk for crystal glass polishing, the method comprises the following steps: weighing raw materials for processing the polishing disk, the raw materials comprise the following components by weight: 10 parts of cerium oxide polishing powder; 11 to 13 parts of resin; 13-15 parts of sodium sulfate; the resin is selected from one or more of epoxy resin glue, unsaturated polyester resin glue and phenolic resin glue; the preparation method comprises the following steps: uniformly mixing the raw materials to form a pasty mixture, adding the pasty mixture into a polishing disk mold, and performing high-pressure compression molding under the condition that the processing temperature is controlled to be 80-90 DEG C to form the polishing disk; the pressure of high-pressure compression molding is controlled to be 15 MPa or above. The water-resistant polishing disk has the advantage of good water resistance, does not have the defect of dissolving in water, can form a high-density polishing disk, and prolongs the service life of the polishing disk.

1. The name of the designed product: CD player (x7). 2. The use of the designed product: machine for playing record. 3. The design points of the designed product: in shape. 4. The picture or photo that best shows the design points: perspective view 1.

The invention discloses a preparation method of a CD-ROM (compact disc driver) rapid self-healing bamboo-based fire early-warning coating. The preparation method comprises the following steps: preparing a pyrimidone-chitosan healing agent (UCS) containing quadruple hydrogen bonds through a nucleophilic reaction; the bamboo-based material is subjected to groove pretreatment; and sequentially depositing a titanium carbide MXene response layer and a ternary self-healing flame-retardant layer (MAU). The coating provided by the invention can realize crack self-healing within 178 seconds under the irradiation of infrared light, early warning is triggered within 2 seconds of fire after healing, and the early warning is circularly performed for 40 times. The problem that the flame retardance and early warning performance are reduced after a traditional coating is damaged is solved, and the coating has the advantages of being environmentally friendly and efficient.

1. Name of the product in this design: CD / DVD case. 2. Purpose of this design: For placing optical discs. 3. The key design elements of this product are the combination of shape, pattern, and color. 4. The image or photograph that best illustrates the design's key points: a 3D model. 5. The design for which protection is sought includes color.

The utility model discloses a double-shaft grinding and polishing disc assembling structure and equipment comprising the same, the double-shaft grinding and polishing disc assembling structure comprises a polishing upper disc, the polishing upper disc comprises a first connecting block, an upper disc bottom plate and an upper metal disc, and the upper disc bottom plate and the upper metal disc are coaxially arranged; the number of the first connecting blocks is at least two, and the first connecting blocks are used for connecting the upper disc bottom plate and the upper metal disc; the lower polishing disc comprises at least two second connecting blocks, a lower disc bottom plate and a lower metal disc, the lower disc bottom plate and the lower metal disc are coaxially arranged, and the second connecting blocks are used for connecting the lower disc bottom plate and the lower metal disc; the rotating shaft of the upper polishing disc and the rotating shaft of the lower polishing disc are parallel and do not coincide. The upper polishing disc and the lower polishing disc eccentrically grind the ceramic part, the grinding precision can be improved through the double-shaft eccentric grinding mode, the connecting strength of the metal disc and the bottom plate is improved by arranging the two or more connecting blocks, and the problem that the metal disc falls off due to aging of glue or the grinding precision of the metal disc is reduced due to loss is solved.

The utility model provides a box opening device for optical disk data storage equipment, which comprises a rack and a box opening assembly, the box opening assembly comprises a mounting plate, a sliding rail is arranged on the mounting plate, a sliding plate is arranged on the sliding rail in a sliding manner, a hook is arranged on the sliding plate, the hook is used for extending into a groove in an optical disk box, and the optical disk box is arranged on the rack. The rack and the box opening assembly are arranged in a lifting mode, so that the hook is connected with the groove in a clamped mode. According to the utility model, the hook extends into the groove of the optical disc box, and then the box opening assembly is lifted through the rack, so that the hook is clamped with the groove, and the optical disc box can be easily taken out from the optical disc box of the optical disc box under the sliding of the sliding rail and the sliding plate. In the process, the hook only plays a role in clamping connection with the groove, and compared with a traditional claw structure, the hook is simple in structure, convenient to assemble, free of complex electrical parts and low in production cost.

The utility model discloses a kind of raw material polishing devices for glass processing, including polishing machine body, the polishing disc is installed on the machine table surface of polishing machine body, and the polishing disc outside polishing machine body surface is installed with supporting frame, further including press-throwing mould, the press-throwing mould includes cover cylinder, base fixed disc, platen, L-shaped liquid tank, counterweight disc and spinning bolt, by being provided with press-throwing mould at the polishing disc of polishing machine body, after press-throwing mould is positioned to glass raw material with base fixed disc and platen on the surface of polishing disc, cover cylinder can cover limit base fixed disc and platen, then counterweight disc can first press against glass raw material exposed at platen, and then spinning bolt, which is screwed at counterweight disc, can secondly press against glass raw material, guarantee that glass raw material can be stably pressed on the surface of polishing disc and polished, guarantee good press-throwing when polishing glass raw material.