83results about How to "No collision damage" patented technology

The invention relates to a good-stability clamping device. The clamping device comprises clamping jaws, a jaw cavity, clamping jaw installation plates, connection rods, a push block and a cylinder. A piston rod of the cylinder and the lower end of the push block are fixed. The two connection rods are hinged to the left end and the right end of the push block through connection rod pins correspondingly. The other ends of the two connection rods are hinged to the two clamping jaws correspondingly. The jaw cavity is fixed to the upper end of the cylinder. The two clamping jaw installation plates are fixed to the upper portions of the front inner wall and the rear inner wall of the jaw cavity correspondingly and extend out of the upper end of the jaw cavity. The middle lower portions of the two clamping jaws are hinged between the two clamping jaw installation plates through clamping jaw pins correspondingly in a spaced mode. A spring piece is further fixed between the two clamping jaws through an installation pin. According to the clamping device, clamping heads are easy to replace, and usage is convenient.

The invention relates to a sensor position adjusting device for spindle rotation error detection. The sensor position adjusting device for the spindle rotation error detection is structurally characterized in that a guide sleeve is installed on a base, the guide sleeve and a guide rod fixed on a lifting plate form a sliding pair, an axis of the sliding pair is perpendicular to the horizontal plane, one end of a compression screw is fixed on the base, a thread is machined at the other end of the compression screw, the compression screw penetrates through the lifting plate and is equipped with a nut, a supporting plate is fixed on the lifting plate and attached to the plane of an installation plate, key grooves are formed in the supporting plate and the installation plate respectively, two sliding flat keys are fixedly combined together to form a crossed shape, and the two sliding flat keys are matched with the corresponding key grooves. A sensor support and a limiting block are installed on the installation plate, a detection stick is connected with a spindle to be measured, and a stepped shaft is arranged in a central hole in the end portion of the detection stick. The sensor position adjusting device can ensure that a laser displacement sensor which is used for measuring radial rotation errors of the spindle and the detection stick are in the correct relative positions through the adjustment of the device.

The invention relates to a magnetic bearing system, in particular to a bearing protection device capable of adjusting bearing outer ring gap. The system comprises a rotor, wherein the rotor is provided with a first bearing, the outer circumference of the first bearing is sleeved with a supporting assembly gap, and the supporting assembly gap is provided with a supporting seat and a supporter mounted in the supporting seat; the supporter is arranged at the position close to the first bearing and can do radial motion relative to the supporting seat and an opening is arranged between the supporter and the supporting seat; a driving assembly includes a driving seat and a driving member movably arranged in the driving seat, wherein the outer circumference of the rotor is sleeved with a gap of the driving seat, and the gap between the driving seat and the rotor is smaller than the gap between the supporting assembly and the first bearing; the rotor drives the driving seat to rotate so as todrive the driving member to rotate; and when the driving member moves to the position of the opening, the driving member is inserted into the opening by the action of an elastic member to push the supporter to be close to and touch the first bearing. The problem that a protection device in the prior art is unable to automatically protect the rotor in case of power down is solved.

The invention belongs to the technical field of robots, and particularly relates to a sweeping robot. The sweeping robot comprises a protective shell and a chassis which compose an inner cavity, wherein the inner cavity is internally provided with a driving mechanism, a sensor, a power source, a garbage collecting mechanism and a cleaning mechanism, the cleaning mechanism comprises a cleaning shaft located at a dust collecting port, the two ends of the cleaning shaft are connected with cleaning motors located in the inner cavity respectively, the side face of the cleaning shaft is provided with a cleaning brush, a first auxiliary shaft capable of rotating is arranged between the cleaning shaft and the protective shell in the inner cavity, the side face of the first auxiliary shaft is provided with a plurality of first crushing blocks, the cross section of each first crushing block is of a crescent shape, one ends of the first crushing blocks are fixedly connected to the first auxiliaryshaft, and the other ends of the first crushing blocks are in contacted connection with the cleaning brush. The sweeping robot can assist in cleaning foreign matter wound on the cleaning brush and reduce the incidence of the dust collecting port being caught.

The invention discloses a product conveying and arranging device of an intelligent production line. According to the product conveying and arranging device, the position and the angle of a product canbe adjusted, and the product and a conveying belt can be kept at the same speed to achieve relative static stopping when the product is put down, and the product can be prevented from swinging due tothe accelerated speed of the conveying belt when being put down. The product conveying and arranging device is characterized in that a sliding rod is arranged at the top of one end of a support, thetwo ends of the sliding rod are fixedly connected with the support correspondingly, a second screw rod is arranged at the top of the other end of the support, and the second screw rod and the slidingrod are symmetrical with respect to the support; the two ends of the second screw rod are fixedly connected with the support through bearings correspondingly, a second motor is arranged on the support, and a motor shaft of the second motor is connected with one end of the second screw rod; a sliding frame is arranged between the sliding rod and the second screw rod, two connecting lugs are arranged at one end of the sliding frame, and the two connecting lugs can slide on the sliding rod in a sliding mode; two connecting lugs are arranged at the other end of the sliding frame, and the two connecting lugs are in threaded connection with the second screw rod; and a sliding groove is formed in the sliding frame.

The invention discloses a balance weight stable type automobile shock absorber which comprises a piston barrel, a piston rod and a balance weight spring mechanism. The piston rod is connected to and installed in the piston barrel. The outer end of the piston rod and one end of the piston barrel are both provided with installation fixing pieces. The piston barrel and the piston rod are sleeved with the balance weight spring mechanism. The balance weight spring mechanism is provided with a spiral spring body. Multiple balance weight sleeve ring blocks are arranged on the spiral spring body at intervals. In the manner, the hardness of the spring mechanism of the shock absorber can be improved, when the shock absorber is pressed and a spring is pressed to the limit, the phenomenon that the two ends of the shock absorber collide and are damaged is avoided, the balance weight sleeve ring blocks collide with one another firstly to achieve secondary shock absorption, the automobile shock absorber is better protected, and service life is prolonged.

The invention discloses an explosion-proof unmanned aircraft for an underground coal mine. The explosion-proof unmanned aircraft for the underground coal mine comprises an aircraft body, supporting legs are symmetrically arranged at the bottom of the aircraft body; a searchlight is arranged under the bottom of the aircraft body; a vertical plate is arranged in the aircraft body; side plates are arranged on the two sides of the vertical plate; slide grooves are formed in one sides, close to the vertical plate, of the side plates and in the two sides of the vertical plate; storage batteries arearranged between the side plates and the vertical plate; slide blocks are arranged at the two ends of the storage batteries; the slide grooves are matched with the slide blocks; leads are connected tothe storage batteries; and the leads run through through holes to be connected with motors. As the two storage batteries are arranged in the aircraft body, each motor has independent power so that the cruising ability of the unmanned aircraft is improved; as an infrared camera is arranged above the searchlight, and a gas detector is arranged on the infrared camera, gas standard in the coal mine can be effectively detected; and therefore the explosion-proof unmanned aircraft for the underground coal mine has the beneficial effects that the structure is simple, various data in the coal mine canbe collected and can be transmitted in real time by using the infrared camera.

The invention belongs to the technical field of disinfection, particularly relates to disinfection equipment for nursing, and provides the following scheme for solving the existing problems. The disinfection equipment comprises a box body, wherein a box cover is fixedly mounted at the top of the box body through bolts, a first small hole is formed in the top of the box cover in the vertical direction, and a disc is rotatably mounted at the bottom of the box cover; and the inner part of the disc is of a hollow structure, two vertical rods are fixedly mounted at the top of the disc, first grooves are formed in one sides close to each other, of the two vertical rods, disinfection brushes are mounted in the first grooves in a sliding mode, and one sides close to each other, of the two disinfection brushes extend out of the vertical rods. According to the disinfection equipment, the defects that in the prior art, disinfection is not thorough, and nursing tools are easy to damage are overcome, the nursing tools are prevented from being collided and damaged in the disinfection process by clamping the nursing tools, and sufficient disinfection is achieved by enabling the disinfection brushes and a containing disc to rotate in opposite directions.

The invention relates to a flexible touch type plant sensor, a harvester and a method; a shell is included, and the shell is fixedly connected with one end of a touch strip made of a flexible material; the shell is provided with an arc-shaped surface, the arc-shaped surface is provided with a pressure strain gauge set, the touch strip can touch a plant to be bent, the bent touch strip can make contact with the pressure strain gauge set on the arc-shaped surface, and the sensor cannot cause collision damage to the plant during work.

The invention discloses a steel sheet wedging device applied to processing of robot parts, and a working method for the same. The device comprises a working table, a supporting base and sheet storage bases, wherein the working table is disposed above the supporting base, and the two sheet storage bases are disposed on one end of the top of the supporting base. Four corners are disposed on the working table and vertically equipped with supports; a longitudinal supporting plate is vertically disposed above between the two supports on one end of the working table; and a horizontal supporting plate is horizontally disposed above between the two supports on one side of the working table. The device and working method disclosed by the invention have the beneficial effects that the automation degree of an operation of wedging steel sheets into the robot parts is higher, and time and effort spent on use are saved; and a first hydraulic pump drives wedge clamping plates by electromagnetic rods to make the steel sheets move downwards, and through fitting with a third motor which drives auxiliary downward pressing of the first hydraulic pump and the wedge clamping plates on a third sleeved rail, so the steel sheets can be wedged into the robot parts more quickly and thoroughly; and a higher integrating degree in fitted work of the steel sheets and a robot is guaranteed.

The invention discloses a sand blasting machine for a transmission shaft. The sand blasting machine comprises a machine frame and a sand blasting mechanism arranged on the machine frame, wherein two sets of positioning assemblies allowing the transmission shaft to be placed are arranged under the sand blasting mechanism; the distance between the two sets of positioning assemblies is equal to that between splines arranged at two ends of the transmission shaft; each set of positioning assembly comprises two rotating parts which are oppositely arranged; a spacing is reserved between the two rotating parts, and is smaller than the diameter of a position wherein the spline is formed, of the transmission shaft. The sand blasting machine disclosed by the invention is simple in structure, and uniform in sand blasting; and the situation that splines at two ends of the transmission shaft are impacted by grinding materials can be avoided.

The invention relates to the field of agricultural machinery, in particular to an agricultural product material transmission mechanism. The material transmission mechanism comprises a plurality of material treatment units which are arranged in sequence on a transfer chain, wherein the material treatment units comprise a supporting clamp seat, a rotating wheel frame, a rotating wheel, a supporting component, a first supporting guide rail, a second supporting guide rail and a weighing guide rail assembly; the lower portion of the rotating wheel frame is hinged to the supporting clamp seat in a floating manner; a rolling shaft of the rotating wheel is inserted into long slotted holes in the two side walls of the rotating wheel frame; the lower side of the rotating wheel is lifted by the second supporting guide rail; the rotating wheel is used for lifting agricultural product materials during lifting; a flange on the side edge of the rotating wheel frame is supported by the weighing guide rail assembly, and can be used for weighing transmitted materials; at a blanking position, the rotating wheel frame is jacked through an overturning driving assembly in order to overturn the rotating wheel frame. By adopting the agricultural product material transmission mechanism, integration of material transmission, overturning, rapid weighing and blanking is realized, and mechanical and collision damages to fruits are prevented.

The invention provides a wallboard positioning device for a fabricated building. The device comprises a bottom plate, a fixing frame, a first guide assembly, a second guide assembly and a positioningassembly, wherein a plurality of sets of threaded holes are formed in the bottom plate, the fixing frame is fixedly connected to the upper end of the bottom plate, the upper end of the fixing frame isprovided with a first inclined face, the fixing frame is provided with a first groove, the first groove is located in an inclined face of the first inclined face, the first guide assembly is rotationally installed in the first groove, the circumferential surface of the first guide assembly protrudes out of the first inclined face, and a second groove is formed in the middle of the fixing frame. According to the device, the first guide assembly is arranged to perform primary position guide on a wallboard, the second guide assembly is arranged to perform secondary precise guide on the wallboard, a mounting hole in the lower end of the wallboard can be accurately aligned with a preset reinforcing steel bar, collision damage is avoided, and the stability effect of the wallboard after being mounted is better.

The invention discloses a cast iron spheroidizing treatment system which comprises a spheroidizing ladle and a feeding mechanism for feeding a spheroidizing agent to the bottom of an inner cavity of the spheroidizing ladle. A lining of the spheroidizing ladle comprises a reinforcing part formed by mechanical pressing, the reinforcing part is at least arranged at the bottom of the inner cavity of aspheroidizing bag body, and a viscous filling layer is arranged between the reinforcing part and the side wall of the spheroidizing ladle body. The feeding mechanism comprises a containing part for containing the spheroidizing agent, a hoisting part for vertically hoisting the containing part and a driving part for driving the containing part to enter the bottom of the spheroidizing ladle downwards and leave the spheroidizing ladle upwards; and the containing part is provided with a release valve plate capable of being opened to release the spheroidizing agent after entering the bottom of thespheroidizing ladle. The lining of the spheroidizing ladle is prefabricated, so that the bottom of the ladle lining is more compact, the strength of the bottom of the ladle lining is greatly improved, and the time spent by replacing a new ladle lining is saved. Through the arrangement of the feeding mechanism, the spheroidizing agent makes sufficient contact with molten iron for reaction, the absorption rate of the spheroidizing agent is improved, the spheroidizing effect is stable, and the spheroidizing quality is high.

The invention discloses an operating bed for urinary surgery, which comprises a bottom plate, a lifting seat is arranged on the bottom plate, an adjusting seat is arranged at the upper end of the lifting seat, and a lying plate is fixedly mounted at the upper end of the adjusting seat. The operating bed for the urinary surgery provided by the invention belongs to the field of operating beds, an arm placing frame is arranged, and the length of the arm placing frame can be adjusted according to the actual situation, which improves the using flexibility; a buffering piece arranged in the arm placing frame can form buffering, which ensures that an adjusting block and other structures are not directly damaged when stowed and prolongs the service life of corresponding structures; a headrest structure is adopted, adjustment can be carried out to ensure that the head of a patient can be correctly and comfortably placed, the adjustment is carried out through a lead screw, a reset spring and other structures, adjustment is flexible and convenient, and stability is high after adjustment; and by arranging a blocking structure, the two legs of the patient can be effectively blocked and prevented from slipping off, so that the lying stability of the patient is guaranteed.

The invention discloses a portable hand box. The portable hand box comprises a box body and a box cover matched with the box body. Two sliding grooves are symmetrically formed in the upper end face of the box body, the box cover is composed of two matched cover plates, and sliding parts matched with the sliding grooves are arranged at the lower ends of the cover plates. A convex block is arranged on one cover plate, a clamping groove matched with the convex block is arranged on the other cover plate, an elastic part is arranged in the clamping groove to achieve clamping of the convex block and the clamping groove, and the convex block and the clamping groove are oppositely arranged; a fixed base is arranged at the bottom of the box body, two U-shaped grooves are symmetrically formed in the fixed base, and a tester can be just vertically placed in the interval between the two U-shaped grooves. The problems that an existing portable box is inconvenient to open and close, and a display screen of the tester is easily damaged are solved, and the portable hand box further has the effect of placing cables in order.

The invention relates to the technical field of building construction equipment, in particular to a building outer wall construction auxiliary device. The auxiliary device comprises an safety hanging basket, elastic attaching mechanisms symmetrically arranged outside a safety hanging basket, a cooling mechanism arranged at the bottom of the safety hanging basket, a transverse station adjusting mechanism, damping blocks and a landing early warning mechanism, wherein the safety hanging basket is arranged at the top of the transverse station adjusting mechanism, and the transverse station adjusting mechanism is connected with a suspension mechanism through a steel cable; the damping blocks are symmetrically arranged at the bottom of the transverse station adjusting mechanism; and the landing early warning mechanism is arranged at the bottom of the transverse station adjusting mechanism. By arranging the safety hanging basket, the elastic attaching mechanisms, the cooling mechanism, the transverse station adjusting mechanism, the damping blocks and the landing early warning mechanism, multi-aspect work protection can be conducted on workers, and the workers can feel more comfortable and convenient in the working process.