31results about How to "Avoid collision damage situations" patented technology

The invention discloses a machining center mechanism. The machining center mechanism comprises a base, a stand column, and a main shaft head mounted on the stand column and capable of sliding up and down along the stand column; the stand column is mounted on the base; the stand column comprises a stand column body, shaft head guide rails, a shaft head collision preventing table, and a shaft head limiting switch connected with the shaft head collision preventing table and used for controlling the main shaft head to stop downwards moving; two shaft head guide rails are arranged on the stand column body, and are arranged in parallel; the shaft head collision preventing table is arranged on the stand column body, and is positioned between the two shaft head guide rails; and the shaft head collision preventing table can butt against the bottom end of the main shaft head. As the machining center mechanism is provided with the shaft head collision preventing table and the shaft head limitingswitch connected with the shaft head collision preventing table, when the main shaft head moves to a limit position at the bottom end, the main shaft head is stopped from downwards moving through theshaft head limiting switch by touching the shaft head collision preventing table, the collision damage condition of the main shaft head is prevented, and the use safety of the machining center mechanism is effectively improved.

The invention provides a protection mechanism of an industrial mechanical arm. The protection mechanism of the industrial mechanical arm comprises a first damping spring, a first rubber pad, a first guide groove, a first protection plate, a second protection plate, a second guide groove, a second rubber pad and a second damping spring; the first damping spring is fixed on the arc surface in the first protection plate; the first rubber pad is fixed at the right end of the first damping spring; the first guide groove is formed in the left part of the upper side surface of the mounting base; thefirst protection plate is arranged on the upper side surface of a mounting base the left side of a mechanical arm body; the second protection plate is arranged on the upper side surface of the mounting base on the right side of the mechanical arm body; the second guide groove is formed in the right part of the upper side surface of the mounting base; the second rubber pad is fixed at the left endof the second damping spring; and the second damping spring is fixed on the arc surface in the second protection plate. through the design, the buffer protection function is achieved; and the protection mechanism of the industrial mechanical arm is simple in structure, excellent in protection effect, high in practicability, long in service life and high in reliability.

The invention discloses a plumb aligner used for building construction. The plumb aligner used for building construction comprises a base and a substrate with holes, wherein three sets of anping handwheels are installed on the base, one end of each set of anping hand wheel penetrates through the substrate with the holes, a substrate fixing knob is installed on one side of the substrate with the holes, a round level bubble and a dial are installed on the substrate with the holes, a connection board is installed on the dial, a fixing column is arranged on the connection board, an eyepiece is installed in front of the fixing column, and a child and mother hinge is installed on one side of the eyepiece. To sum up, the plumb aligner used for building construction has the beneficial effects that a rotating handle, a protection board and a dust-proof round board are adopted, the plumb aligner used for building construction can be conveniently taken, the eyepiece can be protected when the plumb aligner used for building construction is subjected to external collision, dust can be prevented from the plumb aligner used for building construction, convenience is brought to use of the plumb aligner used for building construction, and use is convenient.

The invention discloses a polygonal mirror cavity structure and a manufacturing method thereof. The polygonal mirror cavity structure is formed by assembling a plurality of unilateral mirrors; each unilateral mirror comprises a frame, a reflector and an adhesive layer, one end of each frame is convexly provided with a first abutting part, the other end of the frame is provided with a second abutting part, the corresponding reflector is arranged on the inner surface of the frame, and the adhesive layer is arranged between the frame and reflector; when the unilateral mirrors are assembled to form the polygonal mirror cavity structure, each reflector faces the inner side, the top surface of the first abutting part of each unilateral mirror is jointed with the second abutting part of an adjacent unilateral mirror; during manufacture, frames and reflectors are respectively supported by jigs to keep gaps therebetween, an adhesive is injected, flows to fill the gaps and is naturally coagulated, and stress generated internally can be prevented to avoid the deformation of the reflectors, so that the flatness and the optical homogeneity of the mirror surface are not influenced.

The invention discloses a turbine disc with a T-shaped disc edge sealing structure. The turbine disc comprises a turbine movable disc, a turbine static disc and a cold air channel between the turbine movable disc and the turbine static disc, wherein a first-stage sealing ring is arranged on the outer disc edge of the turbine static disc, a second-stage sealing ring is arranged on the inner wall face of the turbine movable disc, a third-stage sealing ring is arranged on the inner wall face of the turbine static disc, T-shaped protruding rings with T-shaped cross sections are arranged at the ends of the second-stage sealing ring and the third-stage sealing ring correspondingly, the T-shaped protruding rings comprise wide parts and narrow parts, and the tail ends of the narrow parts of the two T-shaped protruding rings are connected with the extending tail ends of the second-stage sealing ring and the third-stage sealing ring correspondingly. Due to the fact that the T-shaped protruding rings extending towards the two ends are arranged at the extending tail ends of the sealing rings, a flow area is reduced, the flow resistance is increased, high-temperature fuel gas forms vortexes in a cavity between the second-stage sealing ring and the first-stage sealing ring, fuel gas invasion is resisted, the sealing efficiency is greatly improved while clearance distances between the sealing rings and the movable and static discs are maintained in a reasonable range, and due to a zigzag cold air channel, the sealing performance is improved.

The invention relates to the technical field of foam products, and discloses a foam product with a fixed connection structure. The foam product comprises a main body mechanism and a fixing mechanism.The main body mechanism comprises a foam cover, a foam box, first connecting rods, first springs, connecting blocks and limiting rods, wherein the upper surface of the foam cover abuts against the lower surfaces of the limiting rods, the foam box is fixedly connected to the bottom end of the foam cover, the first connecting rods are hinged to the bottom ends of the limiting rods and fixed to the outer surface of the foam box, the first springs are fixedly connected to the bottom ends of the sides, close to the foam cover, of the limiting rods, the connecting blocks are arranged on the surfacesof the limiting rods, and the fixing mechanism is connected to the interior of the foam box. According to the foam product, by arranging the fixing mechanism, the situation that fragile objects shakeand are damaged by collision is avoided; the fixing mechanism can be conveniently reused; and the foam cover and the foam box can be easily fixed and detached through the limiting rods.

The invention discloses a sputum excretion instrument with the height convenient to adjust, and belongs to the technical field of medical equipment. The sputum excretion instrument with the height convenient to adjust comprises an adjusting mechanism and a placing mechanism, the adjusting mechanism comprises a base, universal wheels which are evenly distributed are fixedly connected to the bottom of the base, two supporting blocks are fixedly connected to the top of the base, and sliding grooves are formed in the opposite sides of the two supporting blocks. Adjusting assemblies are arranged in the sliding grooves, and storage cavities are formed in the opposite sides of the two supporting blocks. The placing mechanism comprises a mounting seat, the mounting seat is arranged between the two supporting blocks, sliding blocks are fixedly connected to the two sides of the mounting seat, the sliding blocks are slidably connected with the inner walls of the sliding grooves, and a baffle is arranged at the top of the mounting seat. The height of the device can be easily adjusted so as to adapt to different patients, and the situation that the treatment effect is affected due to discomfort of the patients in the treatment process due to height discomfort is avoided.

The invention discloses a power socket for a new energy automobile, and belongs to the technical field of new energy automobiles. The power socket for the new energy automobile comprises a charging pile, a cylindrical end of an adjusting hand wheel penetrates out of an L-shaped support, extends to the outside and is coaxially connected with a lead screw, the middle of the rear side of an adjusting block is rotatably connected with connecting rods through a pin shaft, and the lead screw is in threaded connection with a threaded hole formed in the middle of the adjusting block located at the lower end. The lead screw is in clearance fit with holes formed in the middles of the two adjusting blocks located at the upper end, the multiple connecting rods are rotatably connected through the pin shaft, and the upper end of the connecting rod located on the upper side is rotatably connected with a groove formed in the inner wall of the upper side of the L-shaped support through the pin shaft. The structures are tightly matched so that multiple new energy vehicles can be charged by one charging pile at the same time, the requirements of different users are met, a situation that a land is occupied due to arrangement of a lot of charging piles in a high-speed service station and a parking lot is avoided, and meanwhile the situation that cost is high, maintenance is tedious, potential safety hazards exist due to tedious lines is avoided.

The auxiliary loading device comprises a conveying table, a conveying mechanism and a conveying mechanism, a through groove is formed in the conveying table, a conveying plate is slidably connected into the through groove, a plurality of first limiting blocks are arranged at the front end and the rear end of the conveying plate, and the lower ends of the first limiting blocks are attached to the conveying table; limiting rods are slidably connected to the first limiting blocks, a conveying mechanism is arranged at the upper ends of the first limiting blocks, and a conveying mechanism is arranged at the lower end of the conveying table. When the device is used, a motor is started to drive a rotating shaft to rotate, the rotating shaft drives a fixed rod to rotate, the fixed rod rotates to drive a movable rod to move, and then the movable rod drives a sliding block to reciprocate left and right on a connecting block; and the conveying plate can be conveniently driven to move in the horizontal direction, so that the conveying mechanism is driven to move the ceramic wine bottles, operation is easy, and personnel operation is facilitated.

The invention discloses surface cleaning equipment for medical instruments for the neurology department, and relates to the technical field of medical instrument cleaning. The equipment comprises a bottom plate and a top plate, supporting columns are symmetrically and fixedly connected to the top of the bottom plate, the tops of the supporting columns are fixedly connected with the top plate, a driving motor is arranged on the top plate, the output end of the driving motor is fixedly connected with a first belt wheel, the bottom of the top plate is rotatably connected with a second belt wheel, the first belt wheel and the second belt wheel are connected through a belt, the bottom of the belt is fixedly connected with multiple hanging assemblies, the bottom plate is sequentially provided with a cleaning box, heating plates and a storage frame, the number of the heating plates is two, the heating plates are symmetrically arranged on the two sides below the hanging assemblies, the bottoms of the heating plates are fixedly connected with supporting frames, the supporting frames are fixedly connected with the bottom plate, and first transmission teeth are fixedly connected to the inner wall of one supporting frame. By means of the equipment, streamline type cleaning can be conducted on medical instruments, and the cleaning efficiency is high.

The invention discloses a novel unmanned aerial vehicle charging supply device for a power transmission line. The device relates to the technical field of unmanned aerial vehicle replenishment, and includes a base, the upper end of the base is fixedly connected with a supporting column. The upper end of the supporting column is fixedly connected with a mounting box; a sliding plate is connected into the mounting box in a sliding manner; two limiting blocks are fixedly mounted on the inner side wall of the mounting box; the upper ends of the two limiting blocks abut against the side wall of thelower end of the sliding plate. Two buffer mechanisms are symmetrically arranged at the inner bottom of the mounting box; the upper ends of the two buffer mechanisms are fixedly connected with the side wall of the lower end of a sliding plate; the inner side wall of the base is fixedly connected with a fixed plate; and a pushing mechanism is fixedly connected to the side wall of the upper end ofthe fixing plate, through cooperative use of a telescopic rod, a first spring, a moving block and a sealing plate, sealing of the inserting hole is achieved, dust is effectively prevented from entering the inserting hole in the flying process of the unmanned aerial vehicle, and therefore the situation that charging is affected is avoided.

The invention discloses water pressing experiment equipment for geological exploration engineering, and relates to the technical field of geological exploration engineering, the water pressing experiment equipment comprises a main frame body and a water pressing assembly, positioning screw rods are arranged on the two sides of the outer part of the lower end of the main frame body in a penetrating manner, and the water pressing assembly for a water pressing experiment is arranged in the middle of the inner side of the main frame body; the water pressing assembly comprises a main water tank, visible glass, scale marks, a water suction pipe, an electronic flow valve, a main water pipe, a pump body, an auxiliary water tank, a backflow pipe and a control valve, and the visible glass is arranged at the front end of the main water tank. Through mutual cooperation of multiple assemblies, multiple groups of water pressing experiments with different parameters can be carried out, the experiment process and various data during the experiment can be visually observed, the experiment data can be conveniently analyzed and compared, the experiment effect of the experiment equipment is guaranteed, water in the experiment process can be filtered, and the experiment efficiency is improved. The cleanliness of water is ensured, so that the accuracy of experimental data is ensured, and the whole experimental equipment is convenient to move.