44results about How to "Avoid strong collision" patented technology

The invention discloses a rail-mounted gantry crane automatic yard operation control system and an automatic loading and unloading method, and the control system and the automatic loading and unloading method can reduce investment for reconstruction and enables technological process to be simplified. The system comprises a rail-mounted gantry crane automatic controller, a rail-mounted gantry crane PLC controller, a hanger PLC controller, a container truck hoist-preventing device, a rail-mounted gantry crane positioning device, a container landing detection device, a hoisting box automatic control device, a target container positioning device and a hanger positioning device. The system refits a conventional rail-mounted gantry crane into an automatic rail-mounted gantry crane and can carry out container landing, locking, hanger rising, container dropping, unlocking, hanger rising and the like on containers through controlling by the automatic loading and unloading method, a cycle of operation can be automatically finished without intervention by a remote operator, so work efficiency is improved, labor cost is reduced and work cost is lowered down; moreover, equipment investment is small, and operation is simple and convenient.

The invention discloses an anti-collision overweight-preventing type hoisting transfer device which comprises a bottom plate; the bottom plate is a square flat plate; three retaining walls and one retaining chain are arranged on the bottom plate; the retaining walls are fixedly connected with lock chains; the top ends of the lock chains are connected with a hoisting ring; buffer devices are arranged on the bottom surface of the bottom plate; a weighing plate is arranged on the bottom plate; a pressure detecting sensor is arranged between the bottom plate and the weighing plate; and a buzzer is further arranged on the bottom plate. When the transfer device is hoisted, the buffer devices achieve the buffer effects, so that the bottom of the hoisting transfer device is prevented from generating strong collision with ground, and therefore, workpieces on the hoisting transfer device, the hoisting transfer device body and the ground are effectively protected; and meanwhile, the anti-collision overweight-preventing type hoisting transfer device has an overweight alarm function.

The invention provides a self-protection type lawn trimmer with anti-stone-impact blades, and relates to the field of landscaping equipment. The problems that according to an existing lawn trimmer, the self-protection performance is not high, grass with overlong length is prone to winding the blades, and the operation after rainy days is not easy are solved. The self-protection type lawn trimmer with the anti-stone-impact blades comprises a working chassis, a cutting operation mechanism, a grass collecting bag, a pushing handle and a power device. According to the self-protection type lawn trimmer with the anti-stone-impact blades, after the lawn trimmer is improved, cutters can effectively prevent from being damaged when the cutters collide with stone through the flexible design of a plurality of grass cutting devices, at the same time, the minimality of to-be-cut areas of weeds can be realized through the design of the coordination of the multiple grass cutting devices and the multiple blades, the collecting of a collecting bag is facilitated, and meanwhile, the influence on the normal operation of the cutters due to the fact that the weeds are too long is avoided; and the inneraseismic design of bearing rods can effectively prevent the cutters from being loosened when the cutters are impacted by the stone.

The invention discloses a building curtain wall construction hanging basket for a base number control terminal, and relates to the technical field of construction hanging baskets. The building curtainwall construction hanging basket comprises hanging basket bodies, a ground control terminal and a remote program department terminal. The hanging basket bodies are connected with the ground control terminal through a network, the ground control terminal is connected with the remote program department terminal through the network, and weighing sensors are fixed to the four corners of the tops of the hanging basket bodies. Through the arrangement of the ground control terminal, the remote program department terminal and a control box, control over the stability of the hanging basket bodies is greatly enhanced, the operation states of the hanging basket bodies can be shown with data, safety judgment is made based on a big data module, the accuracy of the data is improved, constructors in thehanging basket bodies can watch the monitoring condition of the data of the hanging basket bodies at any time, the intuition is good, and through the arrangement of a first talkback module and a second talkback module, ground control personnel can conveniently communicate with the constructors in the hanging basket bodies.

The invention discloses a rotary excavating drilling bucket pushing type deslagging noise reduction construction method, belongs to the technical field of rotary excavating drilling buckets, and aims to solve the problems that when a rotary excavating drill encounters the condition that deslagging is difficult, a rotary excavating machinist usually operates a drilling bucket to rotate forwards and backwards alternately to impact and throw soil, or drilling slag in the drilling bucket is shaken out through an emergency brake measure in the rotating process, the whole deslagging process generates large noise, and the deslagging effect is poor. The noise of the surrounding environment severely exceeds the standard. The pressure-bearing disc on the upper portion of the drilling bucket is pushed downwards through the drilling machine power head, the pressure-bearing disc pushes the slag discharging plate arranged in the drilling bucket to move downwards through the dowel bar, and therefore slag adhering to the inner wall of the drilling bucket is completely pushed out; the pushing type drilling bucket is adopted for deslagging, deslagging can be completed only by lifting the drilling bucket to make contact with a power pressure plate of the rotary drilling machine to generate continuous pushing force, noise pollution in the deslagging process is greatly reduced, and the noise pollution is greatly reduced especially in a site with strict noise control. And the construction period delay loss caused by shutdown due to complaint caused by overlarge noise is effectively avoided.

The invention discloses an element with hydrogen absorption and desorption and foreign gas adsorption functions and a preparation method thereof. According to the element, an alloy of titanium, zirconium and molybdenum is used as a hydrogen absorption and desorption alloy, an alloy of titanium, zirconium, manganese and iron is used as an impurity gas adsorption alloy, and the element is formed bysintering a blank formed by a hydrogen absorption and desorption alloy material and an impurity gas adsorption alloy material. The element is used for hydrogen absorption and desorption impurity gas removal of the pseudo spark switch. The preparation method comprises the following steps: (1) smelting zirconium and titanium to obtain a hydrogen absorption and desorption alloy cast ingot; (2) smelting titanium, zirconium, manganese and iron to obtain an impurity gas adsorption alloy cast ingot; (3) crushing and pulverizing the two alloy ingots, proportioning the two alloy powder, high-purity molybdenum powder and a lubricant according to a target component ratio, carrying out ball milling and screening on the mixed powder, and grinding the alloy particles into powder by adopting an airflow mill; (4) preparing the powder into an element blank in an argon protective atmosphere; (5) putting the element blank into protective gas or a vacuum environment for sintering to prepare the element.

The invention belongs to the technical field of petroleum pipeline hoisting and conveying, and particularly relates to hoisting and conveying integrated equipment for a petroleum pipeline laying pipe fitting. The hoisting and conveying integrated equipment comprises a vehicle body, wherein crawler walking mechanisms are arranged on the two sides of the vehicle body, a driving module is slidably arranged on the vehicle body, and a strip-shaped plate is arranged on the driving module; a square groove is formed in the strip-shaped plate, and a lifting block is vertically arranged on the strip-shaped plate in a sliding mode through the square groove; a hoisting mechanism is arranged on the strip-shaped plate, a hoisting belt is arranged on the lifting block, and a plurality of first through holes are formed in the hoisting belt in the horizontal direction; a plurality of positioning rods are arranged on the side wall of the lifting block, and the ends of the positioning rods are fixedly connected through a connecting plate; and a positioning screw rod is arranged on the side wall of the lifting block and penetrates through the connecting plate in a screw-thread fit manner. The falling speed of the pipe fitting is reduced, and strong collision between the pipe fitting and a support in a foundation pit is avoided. In addition, the hoisting belt is completely attached to the surface of the pipe fitting, and the stability of the pipe fitting in the hoisting process is improved.

The invention provides a transporting device for front axle shell machining and a transporting method. The transporting device for front axle shell machining comprises a motor, rubber clamping bases,a conveyer belt, a sliding plate, buffering rolling shafts, rollers, connecting arms, a supporting platform plate, foam rings and movable shafts; the conveyer belt is installed on the upper side of atransporting platform body, the rubber clamping bases are installed on the outer side of the conveyer belt, the rollers are installed on the left side and the right side of the interior of the conveyer belt, and the motor is installed on the back side of one roller; the supporting platform plate is installed in the conveyer belt; the connecting arms are installed on the inner sides of the rollers;and the sliding plate is installed on the right side of the conveyer belt, the buffering rolling shafts are installed in the sliding plate, the foam rings are assembled on the annular side faces of the buffering rolling shafts, and the movable shafts are installed in the buffering rolling shafts. According to the transporting device for front axle shell machining, the problem that for original transporting equipment, front axle shells can not be effectively transported in a targeted manner is solved, the structure is reasonable, and the front axle shell machining transportability can be conveniently improved.

The invention discloses a lamp body flexible labeling machine. The lamp body flexible labeling machine comprises a conveying mechanism, at least one automatic label stripping machine and at least onelabel grabbing device, wherein the at least one label grabbing device is arranged above the conveying mechanism, the at least one automatic label stripping machine is arranged on one side of the conveying mechanism, and the at least one label grabbing device is utilized to grab and paste labels on the at least one automatic label stripping machine to lamp bodies on the conveying mechanism. According to the lamp body flexible labeling machine, by means of coordination of all components, an automatic labeling function is realized, the defective product risk caused by inaccurate manual positioning labeling is reduced, furthermore, the labelling efficiency can be improved, and the production line automation degree is improved; by means of the coordination of a toothed bar and rotating gears, tooling horizontal rotating is realized, namely the lamp body label pasting position is adjusted, and the fact that error accumulation will not generate due to labeling number and time accumulation isguaranteed through pure mechanical coordination; and the toothed bar is provided with a certain included angle with the advance direction of chains when being not subject to external forces to make the toothed bar have a floating function, and appearance of the intense collision and jamming phenomena between the rotating gears and the toothed bar is avoided.

The invention discloses a welding robot, and belongs to the technical field of automatic welding equipment, the welding robot comprises a longitudinal first moving mechanism in the welding seam direction, a base body of a vertical moving mechanism is vertically arranged and mounted at the output end of the longitudinal first moving mechanism, and a base body of a transverse first moving mechanism is mounted at the output end of the vertical moving mechanism; the longitudinal first moving mechanism and the transverse first moving mechanism are horizontally arranged, the moving directions of the longitudinal first moving mechanism and the transverse first moving mechanism are perpendicular to each other, one end of the outwards-extending plate is installed at the output end of the transverse first moving mechanism, the outwards-extending plate faces a to-be-welded workpiece, and the floating adjusting mechanism is installed at the other end of the outwards-extending plate. The rotary adjusting mechanism is mounted at the lower end of the floating adjusting mechanism, and the floating adjusting mechanism is used for driving the rotary adjusting mechanism to slide in the vertical direction; the swing mechanism is installed at the output end of the rotation adjusting mechanism, and the welding gun clamping mechanism is installed at the output end of the swing mechanism. The device can perform double-sided welding on the T-shaped welding seam and has certain self-adaptive capacity in the vertical direction.

The invention discloses a fluid soaker for crop treatment, which comprises an outer barrel, an inner barrel, an outer fixing ring, an inner fixing ring and an inner barrel cover; the outer fixing ring is fixed on the inner surface of the outer barrel, and the inner fixing ring is fixed on the inner barrel On the outer surface, the inner barrel is set inside the outer barrel, and the inner barrel is suspended on the outer fixing ring through the inner fixing ring; the inner barrel cover is set on the top of the inner barrel; the inner barrel is made of a perforated plate; The motor in the diversion barrel, the impeller connected with the output shaft of the motor; the diversion barrel is located under the outer fixing ring; it also includes multiple springs arranged at the bottom of the outer barrel, and a buffer column connected to the spring, the buffer column is pressed by the spring Close to the bottom surface of the inner barrel. The invention has a long service life, and a plurality of guide cylinders work together to make the soaking liquid rotate in the outer barrel, thereby driving the movement of the crops in the inner barrel, so that the crops in the inner barrel can be more fully contacted with the soaking liquid.

The invention discloses a novel magnetic damping barbell comprising a holding rod, hubs and barbell discs, wherein the hubs are connected with the holding rod through flanges; jackets of the hubs are provided with inflatable rubber wheels; the holding rod at the outer sides of the hubs passes through shaft sleeves of the barbell discs; each barbell disc is composed of an outer steel ring, a rubber filled spring steel batten spoke and a steel shaft sleeve, and the external diameter of each barbell disc is smaller than that of each rubber wheel; a plurality of magnetic sheets are embedded into main bodies of the steel shaft sleeves. The novel magnetic damping barbell is reasonable in structure, sturdy, durable and remarkable in damping effect; no strong impact exists among metal parts, no more noise exists, the damping effect generated when the barbell falls to the ground is excellent, and the ground can not be damaged; due to the adoption of a magnetic self-absorption locking design, the whole tightness of the barbell discs can be automatically and favorably ensured, the magnetic force conversion between a suction force and a repulsive force can be realized through rotating the barbell discs, the barbell discs are conveniently replaced, and the novel magnetic damping barbell is wide in application prospect.

The invention relates to a device for separating iron filings mixed into nonmagnetic materials, in particular to a magnet frame for removing the iron filings from plastics. The magnet frame for removing the iron filings from the plastics comprises a frame body and supporting legs, and is characterized in that the frame body is a guard ring with an upside opening and an underside opening; placement plates which are used for laying magnetic rods and provided with placement holes are uniformly distributed on the surfaces of at least two plates which are vertically and fixedly arranged in the guard ring; and one side of the guard ring is provided with a movable door. The magnet frame has the advantages of simple structure and convenient use. With the structure, a plurality of magnetic rods are orderly arranged in layers, the magnet frame can fully adsorb the iron filings and can effectively prevent the magnetic rods from violently colliding with other objects, thereby protecting the magnetic rods, prolonging the service life of the magnetic rods, lowering production cost, reducing influence on the flow direction of the objects, guaranteeing blanking progress and improving production efficiency. In addition, as the joint part of the guard ring and the placement plates is fixedly provided with a transitional arc plate so as to eliminate dead angles, the magnet frame is easy to clean.

The invention discloses a buffer displacement mechanism of a laser cutting machine. The buffer displacement mechanism comprises a cutting machine table, wherein limiting blocks are arranged at the twoends of the upper surface of the cutting machine table, the same driving screw rod is rotatably connected between the two limiting blocks through a bearing, a transverse damping displacement block isarranged on the surface of the driving screw rod in a sleeving mode, an X-axis cutting frame is arranged on the upper surface of the transverse damping displacement block, buffer mechanisms are arranged on the upper surface of the cutting machine table and the inside of the transverse damping displacement block separately, and automatic buffer components extending to two sides of the transverse damping displacement block are arranged in the transverse damping displacement block. According to the mechanism, magnetic attraction is generated by arranging a magnetic plate and a deceleration magnet, so that the mechanism has the deceleration effect, and magnetic force is gradually increased, so that strong collision between the side surfaces of the transverse damping displacement block and thelimiting blocks is avoided; and meanwhile, the buffer mechanisms consisting of negative pressure balls are arranged, so that inflation and deflation of the negative pressure balls are driven by selfmotion, and the inflated negative pressure balls make contact with the limiting blocks, so that the mechanism has the buffering and damping effects.

The invention provides an efficient cleaning type sand mold transfer device which comprises a first transfer structure arranged in a sand mold production area, a second transfer structure arranged between the sand mold production area and a pouring production area and a rail conveying system arranged above the second transfer structure. The second transfer structure is a runway-shaped annular pool, a transfer ship structure is arranged in the annular pool, and the transfer ship structure is detachably connected with the motor vehicle. The second transfer structure comprises a lower outer ring track, a lower inner ring track arranged in the lower outer ring track and a base plate sealed at the bottom ends of the lower outer ring track and the lower inner ring track, and water is poured between the lower outer ring track and the lower inner ring track. According to the efficient cleaning type sand mold transfer device, in the transfer process of a sand mold, the quality of the sand mold is guaranteed, and efficient cleaning of the sand mold in the transfer process is also guaranteed.

The invention discloses a suitcase, and relates to the field of travel accessories. The suitcase comprises a front case body, a rear case body and a drawing bar layer; the front case body is arrangedon the front side of the drawing bar layer; the rear case body is arranged on the rear side of the drawing bar layer; double drawing bars are arranged in the drawing bar layer; a crescent-shaped handle is arranged at the upper ends of the double drawing bars; two universal wheels are respectively arranged at the bottoms of the front case body and the rear case body; two circular rubber pads are respectively arranged on each of the left side and the right side of each of the front case body and the rear case body; the drawing bar layer is arranged in the middle of the suitcase, so that the suitcase can be drawn on two sides when the suitcase is drawn one side; the structures of the double drawing bars are firmer; the crescent-shaped handle is suitable for pushing when the case bodies are moved in parallel by utilizing the universal wheels; the circular rubber pads on each of the left side and the right side of each of the front case body and the rear case body are beneficial to the collision resistance when the suitcase is placed on the side.

The invention belongs to the technical field of makeup product processing, and relates to aloe extract processing equipment which comprises a shell, a centrifugal grinding mechanism is arranged on the upper side of the shell and used for grinding and extruding aloe leaf meat, it is guaranteed that the aloe leaf meat is fully ground, and the aloe leaf meat is fully ground; the centrifugal grinding mechanism comprises a supporting sliding rail arranged on the upper side of the inner side wall of the shell. The rotating directions of the outer grinding box and the inner grinding box are opposite, the inner grinding box drives aloes on the upper side of a discharging ring to rotate in the opposite directions of the outer grinding box, the aloes in a grinding cavity are continuously turned over, the aloes are comprehensively ground, and meanwhile through the double effects of the centrifugal effect of the inner grinding box and a suction force material guiding device, the grinding efficiency is improved. By means of the centrifugal crushing mechanism, aloe on the side wall of the grinding cavity falls to the bottom, feeding and processing of the aloe are synchronously carried out under the action of the centrifugal crushing mechanism, and grinding and extruding of the aloe are carried out at the same time.

The invention discloses a pedal driving device with a buffer adjustment function. The device comprises a pedal cover, a base and a frame driving mechanism which is arranged between the pedal cover and the base, wherein a pedal frame and a base frame respectively comprise two side walls, and are provided with an axial hole and a strip hole; a connecting rod I and a connecting rod II are buckled with each other to form an X-shaped connecting rod assembly; adjacent connecting assemblies form a connecting rod group; two connecting rod groups are respectively positioned on two sides of the pedal frame and the base frame; the pedal cover and the base respectively cover and coat the pedal frame and the base frame; a gate tube retainer and a gate wire fixing buckle are respectively arranged on two long slide shafts in the base frame; an upper spacing adjustment mechanism or a lower spacing adjustment mechanism are arranged on the pedal frame or the base frame. According to the pedal driving device, the pedal driving device which is driven by vertically stepping is convenient to use by smartly utilizing the relation between the connecting rods and sliding fit, and the design can fulfill flat appearance. The distance of the tail end of a gate wire on the long slide shafts can be adjusted according to requirement, so that driving strokes with different proportions can be realized.