12results about How to "Good sanding" patented technology

The invention relates to the technical field of automatic grinding machines, in particular to an automatic grinding device for spherical castings, which comprises a base, and a grinding mechanism and a bottom plate are fixedly mounted on the base; a swinging mechanism is mounted on the bottom plate; a collecting mechanism is mounted on the swinging mechanism in a clamping manner; a rotating mechanism is fixed on the swinging mechanism; a storage mechanism is mounted on the base in a clamping manner; the ball can be clamped and limited through the rotating mechanism, meanwhile, the ball can be driven to rotate, and the grinding mechanism is started to slide in the direction close to the ball and can polish and grind a welding seam of the ball during rotation; sweeps generated in the grinding process can be collected through the collecting mechanism, the swing mechanism drives the ball clamped on the rotating mechanism to move, and the ball grinding effect is better; and the ground balls are taken down, and the machined balls can be stored in a centralized mode through the storage mechanism, so that follow-up ball transportation is facilitated.

The invention belongs to the technical field of polishing and grinding, and discloses a spherical shell workpiece polishing and grinding machine which comprises a supporting plate and further comprises a driving motor, and the driving motor is arranged at the top of the supporting plate through a support. A planet carrier in the planetary gear set is fixedly connected with the top of the supporting plate through a support, and a sun gear in the planet carrier is fixed to an output shaft of the driving motor. Through cooperation of a planetary gear set, under driving of the output shaft of the driving motor, the supporting mechanism and the first polishing mechanism are opposite in rotating direction and different in rotating speed, and therefore a spherical shell workpiece located between the second polishing mechanism and the first polishing mechanism generates friction due to the different rotating speeds of the spherical shell workpiece; and the arranged transmission mechanism can drive the first polishing mechanism to do reciprocating motion in the axial direction of the first polishing mechanism in the movement process, so that the workpiece polishing area is changed, no dead angle is generated, and the good polishing effect is achieved.

The utility model discloses a polishing device for bicycle rim production, including base, be provided with motor on the support plate of base, the transmission shaft of motor is connected with one side of carousel, and carousel is connected with swivel ring through connecting rod, and the first electric telescopic link end of one side of swivel ring is provided with polishing head, and the center disc is provided between swivel ring, and the block body is provided with one side of center disc, and the second electric telescopic link end on the block body is provided with support block, and the clamping groove is seted up in the top end of support block. Support block moves under the action of second electric telescopic link, and the bicycle rim is supported, guarantees the stability of rim position, and the inner wall of polishing head moves under the action of first electric telescopic link and makes the inner wall of polishing head and the outer side of rim close contact, and motor drives swivel ring to rotate through carousel, and then the inner wall of polishing head moves and polishes the outer side of rim, and need not manual operation, and the polishing process is convenient and fast, and saves time and labour, and the polishing effect is good, and satisfies the use requirement of bicycle rim.

The present invention relates to a two-component spraying unsaturated polyester resin putty and a preparation method thereof, belonging to the technical field of unsaturated polyester resin putty, and the preparation method comprises the following steps: S1, using phthalic anhydride, hexylene glycol, triethylene glycol, linoleic acid, propylene glycol, neopentyl glycol, a catalyst and maleic anhydride to make a self-made resin; S2, taking the self-made resin and adding zinc stearate, montmorillonite, precipitated white carbon black, titanium dioxide, accelerator, inhibitor, poly [1-(methoxycarbonylmethyl)ethylene] and styrene to prepare the main ash; S3, preparing a putty finished product. The present invention adds linoleic acid and triethylene glycol to accelerate the surface dryness of the putty; in addition, the present invention also uses zinc stearate, montmorillonite, precipitated white carbon black and titanium dioxide in combination, and synergistically improves the polishability of the unsaturated polyester resin putty. The addition of poly [1-(methoxycarbonylmethyl)ethylene] increases the anti-settling effect of the filler and prolongs the storage period of the finished product.

The invention discloses composite putty for repairing the surface of a steel structural part and a preparation method of the composite putty, and relates to the technical field of coating materials. The invention discloses a preparation method of composite putty for repairing the surface of a steel structural part. The preparation method comprises the following steps: mixing a main agent and a curing agent to obtain putty; the main agent comprises modified unsaturated polyester, an accelerant, fumed silica and filler; the curing agent comprises a peroxide initiator, a plasticizer and a pigment; the novel unsaturated polyester is prepared, the defects of shrinkage deformation and warping of the material caused by curing of the unsaturated polyester are effectively overcome, and the prepared putty has excellent adhesive strength and corrosion resistance when being applied to the surface of a steel structural part.

The mechanical workpiece grinding and polishing device comprises a table top, a rotating disc is arranged on the surface of the table top, a fixing assembly is connected to the surface of the rotating disc, a moving assembly is arranged on one side of the rotating disc, a grinding plate is connected to the surface of the moving assembly, a dust removal assembly is arranged on the other side of the rotating disc, and a dust collection box is arranged on the inner side of the dust removal assembly. When a user uses the polishing device, the polishing plate is connected to the surface of the connecting plate of the moving assembly through the clamping strip and the fixing bolt, the polishing plate can be replaced at any time, the polishing effect is improved, and the fixing assembly located on the surface of the rotating disc enables a limiting plate to fix a mechanical workpiece through an anti-skid pad under the elastic force effect of a spring; and meanwhile, the cleaning brush is matched with the suction opening, so that residual chippings and dust on the surface of the mechanical workpiece can be collected to the inner side of the dust collection box, and the polishing effect of the device is prevented from being affected.

The utility model discloses a steel ball milling structure which comprises an upper millstone and a lower millstone, a planetary gear set is arranged in the upper millstone and connected with a first driving part to drive the upper millstone to rotate, and the planetary gear set comprises a sun gear, a plurality of planetary gears and an outer gear ring. The planet wheels are arranged in the outer gear ring and distributed on the peripheral side of the sun wheel in a surrounding mode to be meshed with the sun wheel in a matched mode, the sun wheel and the planet wheels are arranged to be the same in size and connected with matched grinding assemblies, and matched grooves are formed in the upper grinding disc and the lower grinding disc. The lower millstone is provided with an outer edge and is connected with an adaptive second driving part to drive the lower millstone to rotate relatively below the upper millstone, the design of the steel ball milling structure can further increase the contact surface with the steel balls, the grinding area is increased, and meanwhile, a good grinding effect is achieved.

The present invention relates to a handheld weld grinding device and a working method capable of protecting a welding parent material, comprising a frame on which a driving mechanism is fixed, the driving mechanism being connected to a cylindrical tool and capable of driving the tool to work, circular positioning pieces having a diameter greater than that of the tool being provided on both sides of the tool, the circular positioning pieces being capable of rolling along the surface of the welding parent material during grinding, and the residual height of the weld being controlled by the diameter difference between the circular positioning piece and the tool, the grinding device of the present invention can effectively protect the welding parent material, and conveniently control the grinding feed speed, has a good grinding effect, and is suitable for different processing scenarios.

The utility model discloses a kind of grinding devices for cable protection pipe, including first rack, the first polishing mechanism includes first cone, first motor and first support frame, the first support frame is set to the right end of the first rack, the upper end of the first support frame is equipped with first sleeve, the first cone is connected in the outside of the first sleeve by bearing, the first motor is set to the right end of the first support frame, the first motor is equipped with first gear across the first support frame, the right end of the first cone is equipped with second gear, the first gear is matched with the second gear, first adjusting polishing mechanism is equipped in the first cone. A kind of grinding device for cable protection pipe provided by the utility model, it is clamped cable protection pipe by first cylinder to push first pressing plate, keep the axis of cable protection pipe consistent with first cone, to guarantee that first grinding knife is stretched out and is evenly polished, guarantee that polishing effect is more ideal.

The invention relates to the technical field of steel polishing, in particular to a bridge steel derusting and polishing device which comprises an outer frame and I-shaped steel and further comprises two sets of rotary clamping mechanisms symmetrically arranged; the working end of the adjusting mechanism is fixedly provided with a plasma generator, the output end of the plasma generator is communicated with a thin guide pipe, the outer side of the thin guide pipe is sleeved with a spirally-arranged electrified coil, and the density of the electrified coil is gradually increased from right to left; the supporting rod is fixedly installed on the plasma generator, and a laser transmitter is fixedly installed at the front end of the supporting rod; and the working end of the visual sensor faces one side of the I-shaped steel. The surface of the I-shaped steel can be polished in all directions, the polishing effect is better, the part with thick rust can be further polished in a reinforced mode, and stubborn rust on the surface of the I-shaped steel can be removed advantageously.

The utility model relates to robot automation polishing technical field discloses a kind of pneumatic radial floating seat, including fixed seat, floating seat, cylinder driving assembly and cone swing mechanism;The fixed seat is connected with mounting base;The floating seat is connected with fixed seat by cone swing mechanism, and can be relative fixed seat and do cone swing;The cylinder driving assembly includes cylinder body seat, multiple plunger cylinder sleeve, the plunger corresponding with the number of plunger cylinder sleeve and cylinder upper cover;The cylinder body seat is fixed on fixed seat, the plunger cylinder sleeve is installed in cylinder body seat, and the plunger is set in plunger cylinder sleeve with clearance fit.This utility model replaces traditional piston cylinder with multiple independent, low-friction plunger cylinder.The clearance fit between plunger and plunger cylinder sleeve and groove design, while guaranteeing basic air tightness, greatly reduce movement resistance, avoid the "creep" and jamming phenomenon of traditional piston cylinder under low pressure.

The utility model relates to the field of motor wheels, in particular to automatic grinding equipment for motor wheels. The automatic grinding equipment for the motor wheel comprises the motor wheel. The grinding mechanism is arranged on one side of the motor wheel; the fixing mechanism is arranged on the side, away from the polishing mechanism, of the movable wheel. And a grinding piece is arranged in the grinding mechanism, and the inner side of the grinding piece is matched with the outer side of the rim of the motor wheel, so that the whole outer side surface of the rim can be covered during grinding, and the optimal grinding effect is achieved. According to the automatic grinding equipment for the motor wheel, the grinding mechanism is arranged, the grinding piece in the grinding mechanism can abut against the inner side of the rim of the motor wheel so as to ensure that the whole outer side surface of the rim can be covered with the grinding effect, and the optimal grinding effect is achieved; and under the cooperation of a plurality of lead screws in the fixing mechanism and abutting blocks, the fixing mechanism can abut against the inner side of a wheel shaft of the movable wheel, so that the movable wheel is fixed to the fixing disc, and the stability during grinding is improved.