31results about How to "Reduce replacement steps" patented technology

The invention discloses a winding drum used for an adhesive tape. The winding drum comprises a first motor, a supporting plate, a telescopic pole, a rotary rod, a second motor, a first rotary disc, amovable slot, a movable disc, a connecting rod, a second rotary disc, a clamp and an anti-sliding strip, wherein the first motor drives the rotary rod; the supporting plate is connected with the firstmotor; the supporting plate is connected with the telescopic pole; the second motor drives the movable disc; the movable disc drives the connecting rod; the connecting rod drives the clamp to move; and the anti-sliding strip is mounted on the clamp. The winding drum has the beneficial effects that: the winding drum is simple to operate, the diameter and the length size of the clamped adhesive tape winding drum can be freely regulated in use, the scope of application is wide, winding for various adhesive tapes can be confronted very well, and a replacing step for the adhesive tape winding drumclamp is omitted, so that the cost and the time are reduced, and production efficiency is improved.

The invention relates to a drying treatment system of slurry. The drying treatment system is characterized by comprising a slurry raw material storing warehouse, a scraper conveying machine, a prepared material cabin, a slurry drying machine, a coal dust gas dusting machine, a gas recycling device and a finished product storing warehouse. If a chain wheel of the scraper conveying machine in the treatment system needs to be replaced, users only need to detach a plurality of bolts instead of detaching a coupler, a bearing base, an end cover and a bearing, so that the chain wheel can be replaced, the replacing procedures are greatly reduced, and the replacing efficiency is greatly improved. The drying treatment system has the advantages of being low in energy consumption, low in noise, strong in structural stability, high in processing efficiency, low in device cost, strong in device adaptation, free of blocking, less in production failure, low in manufacture cost, and capable of saving resources.

The invention discloses an air conditioner gas filtering device which comprises an air inlet pipe, a fixing frame is fixedly connected to the outer side of the air inlet pipe, a fixing column is fixedly connected to one side of the fixing frame, a rotating column is rotatably connected to the end, away from the fixing frame, of the fixing column, and a rotating rod is fixedly connected to the end, away from the fixing column, of the rotating column. A servo motor is arranged at the end, away from the rotating column, of the rotating rod, the output end of the servo motor is fixedly connected with the rotating rod, an air outlet pipe is fixedly connected to the outer side of the servo motor through a support, connecting columns are symmetrically installed on the outer side of the rotating column, and a replacement device is fixedly connected to the ends, away from the rotating column, of the connecting columns. The replacement device comprises a filter pipe. The invention relates to the technical field of air conditioner gas filtration. According to the air conditioner gas filtering device, the dust accumulation degree of the filter screen can be sensed in time, so that a new filter screen can be replaced in time, and the filtering efficiency of the device is improved.

The invention provides a method for quickly changing a supporting roll on a hot continuous rolling mill. The method comprises the following steps: pulling a working roll out of a mill body along a track; the quick-changing device is placed on a roller changing platform track; the quick-change device is pushed into the machine body; descending the upper supporting roller and putting the upper supporting roller on a quick-change device; the quick change device and the upper supporting roller are pulled out together; the upper supporting roller needing to be replaced is overhauled or lifted away; hoisting an upper supporting roller which needs to be put on a line on the quick-change device, and pushing the upper supporting roller and the quick-change device into the machine body; the upper supporting roller is lifted to the highest position, so that the upper supporting roller is separated from the quick change device; positioning locking of the quick-changing device is relieved, the quick-changing device is pulled out and lifted away from the roller changing platform, and connection of all parts of the upper supporting roller is recovered; and a working roller is installed, and production is recovered. According to the method for quickly replacing the upper supporting roll of the hot continuous rolling mill, the upper supporting roll system can be overhauled or the upper supporting roll can be replaced under the condition that the lower supporting roll system is not moved completely, the replacement steps are reduced, the time consumed for overhauling or replacing is shortened, the intensity of workers is reduced, and the safety guarantee is improved.

The invention discloses a combined tool for machining of a brake cylinder, and the combined tool can achieve surface milling, external diameter milling and chamfering at a time. The combined tool for machining of the brake cylinder comprises a cam shaft, a connecting plate and a combined tool set which are connected in sequence. The combined tool set comprises a surface milling and chamfering tool and an external diameter milling and chamfering tool. The surface milling and chamfering tool is located in the center of the connecting plate, is a sheet tool and is provided with an inclined side blade, and the end of the surface milling and chamfering tool is provided with a surface milling cut-over blade. The inclined side blade is matched with an inner hole chamfer of the brake cylinder to be machined, so that a molding blade achieving inner hole milling and chamfering simultaneously is formed. The external diameter milling and chamfering tool is located at the edge of the connecting plate and spaced from the surface milling and chamfering tool, so that a tool structure molding the center and the external diameter portion of the brake cylinder simultaneously is formed.

The invention relates to a tibia supporting assembly. The tibia supporting assembly comprises a tibia support and a supporting plate, wherein a first connecting surface and an implant surface which can be implanted into human tissue are formed on the tibia support; a second connecting surface and a supporting surface which can cooperate with a tibia liner are formed on the supporting plate, and the second connecting surface is connected with the first connecting surface. According to the embodiment, the tibia support and the supporting plate can be made of two different materials; the tibia support is made of a material with a better bone ingrowth effect and small stress shielding; the supporting plate is made of a wear-resistant material; frictional wear between the wear-resistant supporting plate and the tibia liner is small; the supporting plate has good wear resistance, and the service life is prolonged. On one hand, after the tibia support is implanted into the tibia, the ingrowthof the tibia to the tibia support is facilitated, and on the other hand, sliding friction between the supporting plate made of the wear-resistant material and the tibia liner is small, so that the advantage of biological fixation bone ingrowth can be brought into play on the whole, and abrasion of the prosthesis is effectively reduced.

The invention discloses a vibration and noise integrated test machine for speed reducer gear characteristic experiment research, which comprises a test board and an outer frame supporting structure which is the main equipment, a hydraulic cylinder is arranged on the outer surface of the test board, the other end of the hydraulic cylinder is connected with a supporting frame, and the supporting frame is located on the opposite surface of the test board; the reduction gearbox is located on the outer surface of one end of the test board, a first rotating shaft and a second rotating shaft are arranged in the reduction gearbox, and the output end of the second rotating shaft is connected with a gear motor. According to the vibration and noise integrated testing machine for the speed reducer gear characteristic experiment research, the hydraulic cylinder stretches and retracts between the testing table and the supporting frame, the distance between the testing table and the supporting frame can be adjusted, and when a to-be-tested gear is replaced, one end of the connecting shaft can be separated from the interior of the connecting cylinder in a transverse adjustment mode; the to-be-tested gear is convenient to replace, and the steps required by replacement are reduced, so that the testing efficiency is improved.

The invention discloses production equipment, and relates to the technical field of production equipment. The production equipment comprises a production box; the top part of the inner wall of the production box is fixedly connected with a connecting block; the bottom part of the connecting block is fixedly connected with a limiting block; a limiting slot is formed in the surface of the limiting block; the inner surface of the limiting slot is movably connected with a movable rod; one end of the movable rod is rotatably connected with a lift and pull rod; the bottom end of the lift and pull rod is fixedly connected with a sliding plate; the bottom part of the sliding plate is glidingly connected with a stabilizing block; the two sides of the surface of an adjusting box are each fixedly connected with a positioning slot; and the back face of the inner wall of the production box is fixedly connected with a guide pillar. According to the production equipment and a production method, by jointly installing the connecting block, the limiting slots, the movable rod, the lift and pull rod and the limiting block, a whole print head can be more stable when vertically moving to work; the stability and the reliability when the equipment works are improved; and the equipment is simple in overall structure, and is easy for a worker to perform rapid and convenient maintenance.

The invention discloses an integrated fire-retardant breather valve capable of adjusting breather valve pressure, which comprises a breather valve body, the bottom of the breather valve body is fixedly communicated with a flange, one side of the breather valve body is communicated with a fire-retardant element, a replacement mechanism is arranged in the fire-retardant element, and the top of the breather valve body is fixedly connected with a valve cover through a bolt. The top of the valve deck and the interior of the breather valve body are provided with pressure adjusting mechanisms. According to the integrated fire-retardant breather valve capable of adjusting the pressure of the breather valve, the pressure adjusting mechanism is arranged, a pressing plate is rotated to be pressed downwards, so that an adjusting plate is rotated from a first adjusting groove to a pressing groove and slides downwards till a second adjusting groove is clamped, and adjustment of the pressure of the breather valve through external operation is achieved; according to the breather valve, the traditional step of disassembling the valve disc is avoided, so that the pressure is more convenient to adjust, and the step of stopping the work of the breather valve is reduced, so that the use efficiency of the breather valve is improved.

The invention discloses an unmanned aerial vehicle with a panorama shooting function. The unmanned aerial vehicle structurally comprises a camera, a camera base, a changing push button, a support seat, a rotating support frame, a vehicle body, four vehicle wings, four motors, an electric quantity display strip and two vehicle body support frames, wherein the two vehicle body support frames are locked and connected with the vehicle body, and are respectively positioned at the left side and the right side of the vehicle body; the four motors are electrically connected with the vehicle body, andare positioned on the four corners of the top of the vehicle body; the vehicle wings and the motors are embedded and connected; the four vehicle wings are respectively positioned on the top ends of the four motors; the electric quantity display strip is embedded and connected with the vehicle body; the electric quantity display strip is positioned in the middle of the front side of the vehicle body, so that when the equipment is used, the fast and effective replacement of the camera of the unmanned aerial vehicle can be realized; the replacing steps are reduced; the camera replacement can be performed by non-professional personnel according to self requirements; in addition, no damage can be caused on the unmanned aerial vehicle in the replacing process; the loss caused by damage to the unmanned aerial vehicle caused by replacement is avoided.

The invention relates to the technical field of antibody preparation, in particular to a preparation method of a mouse monoclonal antibody IgG2aF (ab`) 2. According to the preparation method providedby the invention, an IgG2a subtype mouse monoclonal antibody is subjected to enzyme digestion treatment by adopting Bromelain enzyme, the enzymolysis process is simple, the operation is convenient, the antibody does not need to be dialyzed into an acidic buffer solution, and change of the structure and the activity of the antibody is avoided. Besides, ProteinA is used for purifying F (ab ') 2 andFab, Superdex 200 Increase10/30GL is used for separating the F (ab') 2 from the Fab, Fc, the F (ab ') 2 and the Fab can be separated in two steps, tedious operation steps are avoided, the fragment recovery rate reaches 70% or above, buffer solutions used in the two steps are consistent, and the buffer solution replacement step is omitted, so that the purification time is saved.

The invention discloses a gold stamping roll placing mechanism and a gold stamping machine, the gold stamping roll placing mechanism comprises an unwinding mechanism, the unwinding mechanism comprises a movably arranged feeding disc body, the feeding disc body is provided with a guide part, one end of the guide part is provided with a bracket part located at the axis of the feeding disc body, and the other end of the guide part is provided with an arc-shaped part extending to the outer side of the feeding disc body; the feeding device further comprises a bracket which is horizontally arranged and used for containing a gold stamping roll, the feeding disc body is driven to rotate by one circle, and the following two stations are completed in the stroke of the feeding disc body: the first station, the outlet of the guide part downwards feeds materials; and at the second station, the arc-shaped part is used for picking and shifting the gold stamping roll into the bracket part for limiting and feeding. According to the gilding roll placing mechanism and the gilding press, the replacement steps of the gilding roll are reduced to the maximum extent, in the whole replacement process, the demand degree for manpower in the replacement process is reduced, and the working efficiency is improved.

The invention relates to a device for conveniently demounting a damaged graphite guide tube. The device comprises a bracket, a screening frame is arranged on the bracket, a fixed flange is arranged onthe screening frame, and the fixed flange is internally provided with the graphite tube for conveying high temperature liquid metal; and the device further comprises a supporting plate distributed inthe screening frame and having the L-shaped section, the supporting plate is provided with a cutting wheel for cutting off the graphite tube and a spline shaft matched with the cutting wheel, the screening frame is provided with a lifting mechanism for driving the L-shaped supporting plate to ascend and descend, the supporting plate is provided with a power mechanism for driving the cutting wheelto rotate, and the supporting plate is provided with a jacking-out mechanism for driving the spline shaft to slide to completely jack the graphite tube out of the fixed flange. According to the device, a hydraulic cylinder drives the cutting wheel to cut off the deformation part of the graphite tube, then an air cylinder drives the spline shaft to jack the graphite tube out of the fixed flange, the situation that the fixed flange is manually demounted and then cutting is conducted is not needed, the replacing steps are reduced, the replacing speed is increased, and orderly production is ensured.

The invention discloses a method for culturing and rapidly propagating tissue culture seedlings of lotus. The method comprises the following steps of (1) taking lotus germs on the 15th-18th day afterpollination as a material, inoculating the lotus germs into an aseptic seedling culture medium under an aseptic condition, and sealing and putting the aseptic seedling culture medium into a tissue culture room; (2) culturing for 3 months to obtain rooted stolon aseptic seedlings; (3) cutting each section of the stolon seedling into new buds, inoculating the new buds into a subculture medium for subculture, obtaining a large number of rooted stolon aseptic seedlings after one month, and repeating the steps until 5 times of subculture multiplication culture is carried out; and (4) transplantingthe stolon seedlings obtained in the step (3) to a greenhouse for acclimatization and domestication, and transplanting to a natural condition for growth after 3 weeks. According to the method, the embryo of the fresh lotus seed is taken as the explant in a breakthrough manner, the stolon seedling is successfully cultured, the success rate is up to 98%, the pollution rate is lower than 5%, the propagation coefficient of each subculture can reach 9.6, the period is short, the propagation efficiency is high, large-scale production of the lotus seedling is facilitated, and a new way is provided for meeting the market demand of the lotus seedling.

The invention relates to the field of punching equipment, in particular to punching equipment with a drill bit convenient to replace. The punching equipment comprises a placement table, a support column, a main body, a transmission mechanism, a quick replacement mechanism, a clamping mechanism, an angle mechanism and a containing mechanism. The service life of a power transmission component can beprolonged through the arrangement of the transmission mechanism, so that the use cost is saved, the economic benefits are improved, a damaged drilling execution component can be conveniently and quickly replaced through the arrangement of the quick replacement mechanism, the replacement efficiency is improved, and a part needing to be machined can be conveniently and automatically fixed through the arrangement of the clamping mechanism, the part is prevented from sliding during machining, the machining precision is improved, the angle of a machined component is conveniently adjusted through the arrangement of the angle mechanism, the precision and the position of a hole site obtained by the part needing to be machined are controlled within the required range, waste can be conveniently collected into a storage component through arrangement of the containing mechanism, and recycling of the waste is facilitated.