33results about How to "Move down" patented technology

The invention relates to an automatic pre-assembling device for locking and sealing components. The automatic pre-assembling device comprises a machine frame, a locating clamp unit arranged on the machine frame, a base pre-assembling unit and a sealing cover pre-assembling unit, wherein the base pre-assembling unit and the sealing cover pre-assembling unit are arranged on a first assembling station and a second assembling station on the machine frame respectively. Compared with the prior art, through mechanisms and components in the pre-assembling device, pre-assembling of multiple locking and sealing bases and multiple locking and sealing covers can be completed through one-time operation, automatic operation of pre-assembling of components of intelligent locking and sealing products is achieved, an existing manual pre-assembling mode is replaced, production cost is greatly lowered, and production efficiency and production yield of the products are improved.

The power generation apparatus of the present invention provides a weight road that can move up and down; a moving storage tank guide box with a fluid storage part intended to collect fluid supplied from a fluid supply part provided at the top, a fluid discharge part provided at the bottom, and a supply opening and closing part provided at the bottom, and a supply opening and closing part intended to optionally discharge the fluid collected in the fluid storage part provided on the bottom of the fluid storage part; a moving storage tank with a recovery opening and closing part accommodated in the moving storage part guide box so that it can undergo up-and-down reciprocating motions between the fluid storage part and the fluid discharge part and that is intended to optionally discharge the collected fluid through the supply opening and closing part at a location adjacent to the fluid storage part to the fluid discharge part at a location adjacent to the fluid discharge part; and a power transmission unit that connects the moving storage tank with the weight load so as to enable power transmission so that the moving storage tank is moved downward when the weight load moves upward and the moving storage tank is moved upward when the weight load moves downward.

The invention discloses a full-hydraulic self-moving type template device of a vertical shaft wall. The full-hydraulic self-moving type template device comprises a hanging scaffold which is hung in a vertical shaft, a hydraulic station which is arranged on the hanging scaffold, a vertical cylinder which is connected with the hydraulic station through a pipeline, a supporting structure which is arranged below the hanging scaffold, and a moving template, wherein the supporting structure and the moving template are respectively connected with the vertical cylinder and a piston rod of the vertical cylinder; a first horizontal cylinder which is connected with the hydraulic station through a pipeline is arranged on the supporting structure, and is used for expanding or shrinking the supporting structure, and during expanding, the first horizontal cylinder is fixed on the inner wall of the vertical shaft due to friction force and provides hanging support for the moving template; the moving template has an unclosed cylindrical shape; a second horizontal cylinder is arranged at an opening of the moving template, and a cylinder body of the second horizontal cylinder is connected to a template on one side of the opening, and the piston rod is connected to a template on the other side of the opening; and the full-automatic self-moving type template device also comprises a sealing template which is used for sealing the opening of the moving template. The full-hydraulic self-moving type template device solves the problem of hanging templates through steel wire ropes by an unstable vehicle, and realizes tunneling and concrete shaft wall supporting synchronously.

A bevel gear transmission type facility for food pesticide residue detection comprises a shell. A feeding hopper is arranged on the top of the shell. A pair of smashing rollers are arranged below thefeeding hopper and arranged in the mode of being supported by smashing roller shafts, the smashing roller shafts are erected on the inner side wall of the shell, and multiple smashing teeth are evenlyarranged on the smashing rollers. Two fixing rods are symmetrically and fixedly connected to the portion, located below the smashing rollers, of the inner side wall of the shell, a smashing disc is fixedly connected between the two fixing rods together, and multiple material falling holes are evenly formed in the smashing disc. An installation plate is arranged above the smashing disc. The bevelgear transmission type facility for food pesticide residue detection has the beneficial effects that when the current is led to electromagnets, the electromagnets can generate the magnetism same to the magnetism of magnetic poles and repel the magnetic poles, the magnetic poles can drive horizontal rods to move outwards, the left-and-right movement of the installation plate can be achieved throughthe repeated operation, smashing balls are driven to move leftwards and rightwards when the installation plate moves leftwards and rightwards, and smashing protrusions on the smashing balls conduct smashing treatment on materials on the smashing disc.

The invention belongs to the technical field of equipment for grinding or polishing, and discloses a sleeve outer wall grinding device for an automobile. The sleeve outer wall grinding device comprises a base, and the base is internally provided with a first cavity and a second cavity. The first cavity is internally provided with a first piston, and a first push rod is disposed on the first piston; and a second piston is disposed in the second cavity, and a second push rod is connected between the first piston and the second piston. A dust collection opening and an air exhaust opening are formed in the upper surface of the base. An air outlet pipe and an air inlet pipe are disposed on the lower portion of the first cavity. The base is provided with annular moving grooves, and limiting blocks are disposed on the inner wall of the moving grooves. Annular supporting plates are disposed at the positions, located above the limiting blocks, in the moving grooves. Grinding cylinders are disposed on the supporting plates, and grinding brushes are disposed on the inner walls of the grinding cylinders. A grinding head and an air cylinder for driving the grinding head to move are arranged above the base. The sleeve outer wall grinding device for the automobile solves the problems that in the prior art, no contact between the grinding ring and the sleeve is achieved, and therefore, the grinding effect is poor since debris generated by a grinding sleeve is difficult to discharge and accumulated between a grinding ring and the sleeve.

A roller skate provided with a brake mechanism operable when the foot or feet of the skater inside the boots are arctuated to an arch from the normal straight position inorder to effect braking. The braking system allows the skater to perform a single foot or two feet braking at will without changing the skater's postural position at the point of time when the brake was applied. It capitalize on the principle that when the foot or feet inside the boots are arctuated, they behave like structural arches to designed that when subjected to vertical loads, the feet end supports (namely the heels and phalanges ends) exerts reaction forces with inwardly directed components. It is stable and strong. The highest point or its crown, and the point which has the biggest movement, falls somewhere between the tarsus and metatarsus zones of its respective foot. Preferably, it is crown movement that is being used to drive a brake means inorder to create an effective and controllable braking. The present invention has utilized this principle in alliance with a brake means of the type that force amplifying to ensure a good margin of effective efficiency.

The invention belongs to the technical field of plant growth regulating equipment and discloses a seed soaking device. The seed soaking device comprising a frame and a seed soaking box is characterized in that a cover plate, a feeding inlet and a discharge port are disposed on the seek soaking box; a rotating shaft and a motor are arranged on the frame; two sets of mixing blades and a rotating rodare disposed on the rotating shaft; a drive ring is arranged on the inner wall of the seed soaking box; a rotating wheel and stirring rod are arranged on the rotating rod; the side wall of the seed soaking box is hollow, and an air inlet and an air outlet are disposed on the side wall of the seed soaking box; a baffle provided with a hot air outlet and a cold air outlet is mounted on the side wall of the seed soaking box; a vortex tube is further provided; a sliding slot internally provided with a slide block and injected with nitrogen is disposed on the bottom of the rotating shaft; a movingrod with the bottom end hinged with a support rod is arranged on the bottom of the slide block; the support rod is hinged on the frame; one end, far from the moving rod, of the support rod is hingedon the bottom end of the baffle. The seed soaking device has the advantage of solving the problem that water in a soaking box body of the prior art cannot be fully mixed with medicine, which results in poor soaking effect.

The invention discloses a building rivet removing device and relates to the technical field of buildings. According to the technical scheme, the building rivet removing device is characterized in thatthe building rivet removing device comprises a supporting frame; a lifting rod is connected to the supporting frame in a threaded mode; a lower fixed block is fixedly arranged at the lower end of thelifting rod, and a lower sliding chute is formed in the lower fixed block; two clamping pieces are arranged on the lower sliding chute in a sliding mode; springs used for drawing close the two clamping pieces are fixedly connected between the two clamping pieces; and an operating rod is arranged on the lifting rod in a sliding mode, and the lower end of the operating rod refers to a tip end and further makes contact with the clamping pieces. When sliding downwards, the operating rod can drive the two clamping pieces to keep away from each other. The building rivet removing device has the effects of being convenient to operate and improving working efficiency.

The invention discloses a head-mounted welding mask which comprises a mask shell, a head-mounted mechanism and an overturning device. The overturning device comprises a rotating knob, a linkage mechanism and a base, the rotating knob is connected with the mask shell, the linkage mechanism is connected with the rotating knob, the base is connected with the head-mounted mechanism, the linkage mechanism is arranged on the base, the rotating knob drives the linkage mechanism to reciprocate in a curve when being moved, so that the mask shell is overturned relative to the head-mounted mechanism, andthe gravity center of the overturned mask shell moves into a set range taking a gravity line of the gravity center of the head-mounted mechanism as a standard. The head-mounted welding mask is the overturning device, the overturning device changes the gravity center position of the mask shell through movement of the linkage mechanism, so that the gravity center of the overturned mask shell is moved into the set range taking the gravity line of the gravity center of the head-mounted mechanism as the standard, and the compressive feeling of the head of a welder due to the overturned mask shellis relieved.

The invention provides a park fallen leave collecting and recycling device, and relates to the technical field of park greening equipment. Through a fermentation tank body, the collected leaves can befermented and used as manure for fertilization, thereby saving energy and being environmentally friendly. Through the extension and contraction of an electric push rod, a rotation adjusting mechanismcan be lowered and lifted, and therefore the contact extent to the ground of brush hairs on a rotating sweeping roller can be adjusted, and strength extent during the brushing hairs sweeping the ground can be adjusted when the rotating sweeping roller is rotated. Through omni-directional wheels fixedly arranged on a protection cover, a whole leave collecting mechanism can be supported to keep a whole vehicle body in balance. park fallen leave collecting and recycling device is simple in structure, convenient to install and operate, flexible to use, reasonable in design, compact in structure and has a good market prospect.

The invention relates to a multi-performance testing device for high polymer materials, wherein the device comprises a rack, a fixed limiting mechanism and a movable limiting mechanism; one end of the top of the rack is fixedly provided with the fixed limiting mechanism, the other end of the top of the rack is slidably provided with the movable limiting mechanism, and the movable limiting mechanism and the fixed limiting mechanism have the same structure; a mounting arm is mounted in the middle of the side wall of the rack, and a camera is mounted on the side wall of the mounting arm; and when a pressing plate moves downwards to a second rolling wheel on a wheel seat to drive a movable rod to compress a second spring in an adjusting groove, the high polymer material is limited between a first rolling wheel and the second rolling wheel through elastic deformation of the second spring, at the moment, a motor on a supporting plate works to drive a threaded rod to rotate, two sliding columns which are in threaded connection and located in the middle of the threaded rod are driven to move towards the two ends of the sliding groove respectively, the high polymer material is stretched, wrinkles of the high polymer material are avoided, and the accuracy of test data is guaranteed.

The PCB polishing device for mechanical electronic engineering comprises a box body, a moving plate is arranged in the box body, two electric push rods are arranged between the moving plate and the inner top of the box body, a sliding block which is in sliding connection with the moving plate is arranged in the middle of the moving plate in an up-down penetrating mode, and a polishing machine is installed at the bottom of the sliding block. And a driving mechanism is arranged between the sliding block and the moving plate, driving plates are installed at the bottoms of the two ends of the moving plate, first inclined faces are arranged at the lower ends of the opposite faces of the two driving plates, and four supporting rods are installed at the inner bottom of the box body. By means of work of an electric push rod, the polishing machine can move downwards, meanwhile, two L-shaped plates can be driven to move relatively, a PCB is clamped, the polishing machine moves in a reciprocating mode under transmission of a lead screw, the surface of the PCB can be polished, meanwhile, dust generated during polishing can be sucked into a water tank, and the dust is treated and collected; and the pollution to the workshop environment is reduced.

The invention relates to the technical field of water pollution treatment, and discloses a river water garbage cleaning device. The river water garbage cleaning device comprises a base, wherein the bottom of the base is connected with an output shaft in a penetrating mode, the lower end of the output shaft is fixedly connected with an impeller, the upper end of the output shaft is fixedly connected with a driving wheel, the outer side of the driving wheel is sleeved with a transmission belt, the left end and the right end of the transmission belt are connected with two driven wheels in a sliding mode, and the upper ends of the two driven wheels are fixedly connected with two threaded rods. According to the river water garbage cleaning device, the threaded rods are driven to rotate through the output shaft to realize the downward movement of a lifting rod, so that a collecting barrel is pressed downwards, garbage falls into the collecting barrel through the action of water pressure and gravity; meanwhile, induction current is generated through the bidirectional rotation of a rotor, so that a valve of the collecting barrel is opened and closed, water flow is guided into a backflow chamber, and the effect of effectively increasing the garbage collecting amount is achieved; and a valve cover is driven to be opened through the movement of the collecting barrel, so that accumulated water in the backflow chamber is discharged in time, and the garbage treatment efficiency is further enhanced.

The invention discloses an automatic positioning device for an ignition body, comprising a mounting base, a lifting member and a positioning rod for limiting the ignition body in the axial direction and the circumferential direction. The lifting member is fixedly mounted on the mounting base; and the output end of the lifting member is connected with the positioning rod. A connecting rod and a positioning head are driven by a driving mechanism to move downwards to clamp and fix the ignition body in an air storage tank of an air bag, so that the ignition body is prevented from moving due to external force when the air storage tank is rolled and sealed, the position precision of the ignition body is guaranteed, and the performance of the air bag is greatly improved; the positioning head andthe ignition body are respectively subjected to profiling design, so that the positioning head and the ignition body are perfectly matched, and the coaxiality of the positioning head and the ignitionbody is guaranteed; and a connecting shaft assembly is connected with a first shaft sleeve through a key groove, so that a rod body moves downwards, the connecting shaft assembly is not affected, andthe connecting shaft assembly can drive the rod body to rotate coaxially.

The invention discloses a full-automatic typesetting and blanking machine for the rubber sealing gaskets; the machine comprises a base, a supporting frame is fixed to the upper end of the base, adjusting rods are rotationally connected to the inner walls of the two sides of the supporting frame through bearings, sliding blocks are rotationally connected to the circumferential side walls of the adjusting rods in a threaded mode, and guide rods are fixed to the inner walls of the two ends of the supporting frame together; vertical grooves are formed in the bottoms of the sliding blocks, a motor is fixed to the end of one side of the supporting frame, a main shaft of the motor penetrates through the supporting frame and is fixed to the ends of the adjusting rods, hydraulic cylinders are fixed to the inner tops of the vertical grooves, and the sliding blocks are fixed to the rod head of the hydraulic cylinders. According to the machine, downward movement of the pressing plate can be achieved under pushing of the hydraulic cylinders, two rows of rubber gaskets can be cut at the same time by arranging the two symmetrical and abutting cutting devices at the bottoms of the sliding blocks, the cutting efficiency of the rubber gaskets can be effectively improved, the discharging efficiency of the rubber gaskets can be higher, and the machine can be conveniently used in factories.

The invention discloses an oil seal pressing mechanism for a vehicle crankshaft. The mechanism comprises a crankshaft; an oil seal mounting shaft is formed at one end of the crankshaft; a center hole is formed in the upper end surface of the oil seal mounting shaft; the upper end surface of the oil seal mounting shaft butts against a conical positioning base; a conical dowel pin is formed on the lower end surface of the positioning base, and is inserted in the center hole of the oil seal mounting shaft; a pressing table is formed on the upper end surface of the positioning base; the lower end surface of the oil seal mounting shaft butts against a similarly C-shaped limiting bracket; upwards vertical screw rods are formed at four corners of the limiting bracket; insertion grooves are formed in the inner sides of the screw rods; 1/4 circular pressing rings are inserted in the insertion grooves; arc racks extending up and down are formed in the side walls of the pressing rings in the insertion grooves, and are engaged with adjusting gears; and pressing rods are formed on the side walls of the pressing rings opposite to the arc racks. The mechanism can conveniently and quickly mount an oil seal at a large end of the crankshaft, and can prevent damage of the oil seal.

The invention discloses a tower mast structure lifting mechanism. The tower mast structure lifting mechanism comprises a first rack, a second rack, a first gear, a second gear, a first telescopic oilpump, a second telescopic oil pump, a third telescopic oil pump and a fourth telescopic oil pump. The first gear is mounted on the first rack in an engaged manner, and the second gear is mounted on the second rack in an engaged manner. The first telescopic oil pump and the second telescopic oil pump are fixed to the top end and the bottom end of the first rack correspondingly. The third telescopicoil pump and the fourth telescopic oil pump are fixed to the top end and the bottom end of the second rack correspondingly. The first telescopic oil pump is fixedly connected with the second gear, and the fourth telescopic oil pump is fixedly connected with the first gear. According to the tower mast structure lifting mechanism, climbing or downward moving of the lifting mechanism is achieved through alternate motion of the first rack and the second rack, a lifting operation platform can be fixed to different height positions of a tower mast structure according to construction needs, and a constructor can repair the outside of the tower mast structure conveniently; and the work efficiency is improved, and manpower and material resources are saved.