20results about How to "Reduce rigid impact" patented technology

This utility model relates to the field of magnet technology, and more particularly to a magnet with a sealing ring, comprising an axially magnetized magnet body, one end of which is formed with a plurality of first annular grooves, and the other end of which is formed with a plurality of second annular grooves. A first sealing ring is provided at the end of the magnet body near the first annular grooves, and the first sealing ring is formed with a plurality of first annular protrusions. A second sealing ring is provided at the end of the magnet body near the second annular grooves, and the second sealing ring is formed with a plurality of second annular protrusions. This utility model can not only reduce the rigid impact at the moment of adsorption, avoid generating unpleasant noise, and avoid the risk of breakage, but also greatly improve the sealing performance at the joint, prevent moisture, dust, and even insects from penetrating into the product and ensure the overall service life of the product, and is better suited for modular splicing products.

The utility model discloses an elevator triangle lock which belongs to the technical field of elevators and comprises a fixing seat, a lock sleeve, a lock rod, a fixing piece, a locking piece, a reset torsion spring, an unlocking support and a knock-out rod, the fixing seat is bent upwards to form a bent part, the bent part is provided with a torsion spring end groove, the unlocking support is provided with a torsion spring hole, and the knock-out rod is connected with the lock sleeve. One end of the reset torsion spring is clamped with the torsion spring end groove, the other end of the reset torsion spring is in linkage with the torsion spring hole, and the unlocking support is provided with a limiting plate in linkage with the bent part. According to the triangular lock, the bent part which is bent upwards is arranged on the fixed seat, the end part of the bent part is parallel to the bottom plate of the fixed seat, and the limiting plate which is bent downwards is arranged at the edge of the unlocking bracket, so that when the triangular lock is unlocked, the end part of the bent part is propped against the limiting plate, and the limiting capability of the bent part on the unlocking bracket is improved; in addition, the reset torsion spring is arranged in the middle of the lock rod in a penetrating mode, limiting of the unlocking support is further improved, efficient reset of the unlocking support can be achieved, and the stability of the triangle lock is improved.

The application discloses a vertical metal wire precise shaping manufacturing system, which comprises a feeding system, a bundling system, a conveying system and a storage system. The feeding system comprises a material overturning unit, a material moving unit and a material grabbing unit, realizes material roll overturning, weighing and precise transfer, the bundling system is provided with a rotatable bundling platform and a synchronous material pressing unit, realizes 90-degree cross bundling of material rolls with different sizes, and guarantees bundling compactness, the conveying system integrates the functions of material grabbing, overturning, material hooking, packaging and conveying, realizes damage-free transfer and winding packaging of the material roll, and the storage system is provided with large and small roll classification storage racks, a material hooking unit is driven by left and right moving units and front and rear moving units, and three-dimensional precise stacking of the material roll is realized. The problems of existing equipment, such as dispersed process, low positioning precision, poor adaptability and high artificial dependence, are solved, full-process automation from raw materials to storage is realized, processing precision and production efficiency are improved, labor intensity is reduced, the system is suitable for processing requirements of material rolls with different specifications, and is suitable for large-scale precise metal wire production scenes.

The utility model belongs to the technical field of municipal roads, and particularly relates to a municipal asphalt road reinforcing structure which comprises a roadbed, a well lid clamped in the roadbed, a protection assembly, a buffering assembly, a reinforcing assembly and a locking assembly, the protection assembly is arranged in the roadbed, the buffering assembly is arranged in the protection assembly, and the reinforcing assembly is arranged at the lower end of the protection assembly. The locking assembly is arranged in the buffering assembly. The manhole cover is protected through the protective cover, the manhole cover is prevented from directly rolling the manhole cover when a vehicle runs, the manhole cover is prevented from sinking, so that pits are formed in an asphalt road, the protective assembly is conveniently locked and unlocked through the locking assembly, the protective assembly is conveniently maintained and replaced, meanwhile, the manhole cover is conveniently exposed, and the service life of the manhole cover is prolonged. And a worker can conveniently open the well lid for maintenance operation.

The utility model relates to the technical field of mechanical engineering, and discloses a multifunctional elastic steel pad which comprises a nut, the top of the nut is fixedly connected with a screw, the outer portion of the screw is rotationally connected with a nut, the outer portion of the nut is rotationally connected with a buffering assembly, and the buffering assembly comprises a first gasket. The bottom of the first gasket is movably connected to the top of the nut, a first rubber pad is fixedly connected to the outer portion of the first gasket, and a spring is fixedly connected to the outer portion of the first rubber pad. According to the utility model, the rubber pad I and the rubber pad II can effectively absorb vibration generated during mechanical operation by utilizing the high elasticity and damping characteristics of the rubber pad I and the rubber pad II, avoid looseness of the nut and the screw cap due to vibration and elastic deformation of the spring when the spring is pressed, store and release energy, continuously provide buffering force and reduce rigid impact among parts; the first gasket and the second gasket enhance the structural stability, so that the buffering assembly can adapt to various working conditions, and the mechanical service life is prolonged.

The utility model provides a systematic combined type shear line. Comprising a supporting plate and a guide rail, a moving block is slidably arranged on the upper surface of the guide rail, a frame plate is installed on the right upper portion of the moving block, a connecting plate is slidably installed on the inner side of the frame plate in the vertical direction, and a threaded rod is installed in the middle of the upper portion of the connecting plate. When the air cylinder works, the cutters on the two sides are synchronously driven to horizontally move along the axis of the reinforcing steel bar through the linkage effect of the transmission mechanism, centered accurate shearing of the fixed reinforcing steel bar is achieved, the stability and the shearing efficiency of the shearing process are remarkably improved through the symmetrical transmission mechanism and the double-station system design, and the shearing efficiency is greatly improved. The problems of steel bar deviation, notch skewing and the like caused by traditional single-side force application are effectively avoided, it is ensured that the shearing action is stable and reliable, the notch precision is high, meanwhile, the device can move along the guide rail according to work needs, the whole shearing mechanism can be conveniently and independently separated for maintenance, and flexibility is high.

The utility model discloses a kind of dredging and transporting tugboats for water conservancy project, including bucket structure, the bucket structure is provided with two, traction rope is installed between two the bucket structure, the head of the traction rope meets the tail;Support device, the support device is installed between two the bucket structure, hull, the hull is elastically installed by the support device;The most core advantage of the utility model is in that the cooperation design of closed loop traction rope and hollow shaft tube with head meeting tail is adopted.This makes the tugboat in operation without needing to carry out any steering operation, i.e. can receive traction from any end.In narrow, serpentine river, this design completely solves the pain point of traditional tugboat steering difficult, time-consuming, realizes "with tow with go", and the round trip operation efficiency is improved several times.

The invention relates to the technical field of cabinet forming production equipment, and particularly discloses a box foaming mold adopting a flexible pneumatic full-expansion mechanism, the box foaming mold comprises a supporting frame, a base box is fixedly connected to the bottom of the inner wall of the supporting frame, a lower mold is fixedly connected to the top of the base box, and an air bag is fixedly connected to the inner wall of the lower mold; an air suction pump is fixedly connected to the bottom of the inner wall of the supporting frame, an air inlet of the air suction pump communicates with an air suction pipe, an annular groove is formed in the bottom of the inner wall of the lower mold, an exhaust box is slidably connected to the inner wall of the annular groove, a jacking device is fixedly connected to the bottom of the inner wall of the base box, and a clamping mechanism is fixedly connected to one side of a clamping box. According to the box foaming mold adopting the flexible pneumatic full-expansion mechanism, the clamping mechanism is arranged, so that a box can be automatically fed, and the exhaust box is arranged, so that heat and gas generated during foaming can be effectively treated.

The utility model relates to the technical field of skid-mounted filling equipment, and discloses a skid-mounted filling device with anti-collision protection, which comprises a base, the upper surface of the base is fixedly connected with a skid-mounted filling station, and the upper surface of the base is provided with a protection component close to the side; the protection assembly comprises a square stand column, a connecting rod is fixedly connected to the side wall of the square stand column, and the outer surface of the connecting rod is sleeved with a spring. According to the utility model, the protection assembly adopts a multi-buffer structure, so that the rubber roller can reduce rigid impact through elastic deformation and rotation; the spring is matched with the sliding block, the connecting plate and other structures to further absorb impact energy; the stable connection of the square stand column and the concrete base provides support; meanwhile, when the air balloons at the four corners of the base are impacted at the corners, impact force is dispersed and buffered by means of the elasticity and rotation characteristics of the air balloons and a flexible protection layer formed by the multiple balloons, and the damage risk caused by impact of the device is effectively reduced through the multi-stage anti-collision design.

The invention belongs to the technical field of dangerous goods transportation, and discloses a loading device of a dangerous goods logistics transportation carriage, which comprises a bottom plate fixed at the bottom of the carriage and a tray arranged above the bottom plate in a floating manner, and a spring damping device for providing elastic support and damping buffer is arranged between the bottom plate and the tray. Through mechanical linkage of the driving assembly and the self-limiting assembly, the self-adaptive lateral clamping effect is achieved through gravity and bumping energy, vertical displacement generated after the tray is pressed is converted into transverse thrust through the connecting rods, then the lateral pressure applying rods are driven to be folded inwards, the more bumpy the road surface is, the larger the downward pressure of goods is, and the better the clamping effect is achieved. The lateral clamping force generated by the device is stronger, so that a dynamic self-locking mechanism is formed, the problem that a traditional static fixing mode is prone to loosening in the transportation bumping process is effectively solved through the structure, and it is guaranteed that goods can still keep absolutely stable in the left-right direction under the severe road condition.

The application relates to the technical field of quick-change devices, in particular to a flexible quick-change device which comprises a quick-change disc body and a tool disc, the quick-change disc body is provided with a first cavity, a pneumatic ejector rod is slidably arranged in the first cavity, a hole is formed in the upper portion of the pneumatic ejector rod, a buffer assembly is fixedly arranged in the through hole, a steel ball is rotatably arranged at the lower portion of the quick-change disc body, a second cavity is arranged in the middle portion of the tool disc, and a buffer gasket is fixedly arranged on the inner wall of the second cavity in the circumferential direction; the buffer assembly arranged in the pneumatic ejector rod can effectively reduce the abrasion of the contact position of the pneumatic ejector rod and the quick-change disc body and avoid loosening of the connecting position during the frequent connection-disconnection-connection process of the quick-change device, reduce the rigid impact of the contact position of the pneumatic ejector rod and the quick-change disc body, effectively slow down the instantaneous impact force caused by the pneumatic pressure, and ensure the air tightness of the whole quick-change device.

The invention discloses an ejection structure for a mobile phone support product, and relates to the technical field of mobile phone support product ejection, the ejection structure comprises a mold base and a first assembly mounted on the mold base, the cross section of the mold base is U-shaped, and the first assembly comprises an ejection transmission assembly, a mold forming assembly and a guide positioning assembly; the ejection transmission assembly comprises an ejector pin bottom plate and an ejector pin panel, the ejector pin bottom plate is in transmission connection with the ejector pin panel through a guide column, and the ejector pin panel is provided with a positioning hole used for installing the ejection execution assembly; through cooperative operation of a sliding rod, a spiral groove, a limiting body and the like in the fourth assembly, linear ejection force restored by a spring is converted into stable rotary lifting motion, the ejection speed of the inclined ejection block is further reduced through the design of a large spiral lead, the lifting stability is improved, uniform power transmission is achieved in cooperation with composite ejection motion of the inclined ejection block in the 45-degree direction, and the service life of the inclined ejection block is prolonged. And the problem of unbalanced ejection of the small bracket is thoroughly solved, and the product deformation rate is reduced to an extremely low level.

The utility model provides a combined highway subgrade gravel pile and relates to the technical field of CN214194485U. The combined highway subgrade gravel pile comprises a vibroflot main body and a flange, convex teeth are arranged on the surface of the vibroflot main body, the vibroflot main body and the convex teeth are connected in a welding mode, a centrifugal shaft main body is arranged at the bottom of the vibroflot main body, and the vibroflot main body and the centrifugal shaft main body are connected in a tight sliding mode. The spiral blades are arranged on the surface of the centrifugal shaft body, the centrifugal shaft body and the spiral blades are connected in a seamless welding mode, the six-edge plum blossom-shaped structure is adopted for the head of the guide rod, the vibroflotation blades are additionally arranged, and the spiral blades are arranged on the surface of the centrifugal shaft body, so that the comprehensive performance is improved, the adaptability is enhanced, and the centrifugal shaft is suitable for viscous or water-containing soil layers; the failure rate is reduced through structure optimization, efficient hole forming, continuous dumping and stable vibration are achieved through cooperation of the mechanical advantages of the six-edge structure, the crushing capacity of the vibroflotation blades and the dumping function of the spiral blades, and the six-edge vibroflotation machine is particularly suitable for engineering construction under the complex geological condition.

The utility model relates to the technical field of semi -trailer damping device, concretely relates to a semi -trailer damping device, include: mounting panel, damping component, the damping component includes the fixed slide rail of symmetry fixed mounting on the end surface of mounting panel, the fixed slide rail is fixedly installed with first compression gas bag, the first compression gas bag is filled with chemical gas, the fixed slide rail is symmetrically installed with buffer gas bag, and the first compression gas bag is transported gas through the conveying pipe between buffer gas bag, the utility model discloses a second compression gas bag, return hose and the matched one-way valve (first one-way valve) are set up, and the closed loop gas passage that constructs from buffer gas bag to second compression gas bag through the flow guide pipe, return first compression gas bag again through return hose is established, in the vibration rebound stage, second compression gas bag is compressed, and the gas working substance stored in its inside is pressed back first compression gas bag and is reused.

The utility model discloses a copper bar riveting rivet improvement mould is used to solve angle iron copper bar horizontal part and vertical part stud riveting time low efficiency, positioning deviation and easy deformation problem, and the mould includes lower mould and upper mould, and the lower mould contains lower mould seat, fixed mould no.

The utility model discloses a heater oil pump with damping structure, including pump body, plunger subassembly and check valve subassembly, and the one end of pump body is the oil outlet, and the other end is the oil inlet, and the hollow of pump body is provided with the cavity for containing check valve subassembly, and the cavity is located the oil outlet intercommunication and is established, and plunger subassembly includes the plunger of activity setting in the pump body, and is provided with the oil hole on the pump body, and check valve subassembly includes the steel ball of activity setting in the cavity to block or away from the oil hole when plunger subassembly operates, and is provided with the reset member for driving steel ball activity reset in the cavity to make steel ball reseal the oil hole opening and the reset member is used for with linkage cooperation to reduce the shock action force and noise of the collision between steel ball and the inner wall of oil hole opening when steel ball resets damping structure. The utility model has solved the problem of the shock action force and noise of the frequent collision between steel ball and oil hole in the traditional heater oil pump when check valve subassembly operates.

The utility model discloses a transmission device of a crawler chassis hammer crusher, which relates to the technical field of road construction and maintenance, and is characterized in that a crushing transmission assembly is arranged between an engine and a crushing box, and the crushing transmission assembly comprises a plate belt coupler, a U-shaped mounting seat, a driving belt wheel, a driven belt wheel and a transmission belt. According to the device, vibration generated by starting, stopping and crushing impact of an engine is absorbed through the elastic plate belt, rigid impact of a transmission system is reduced, and the service life of the engine, the service life of a bearing and the service life of a belt are prolonged; large stress generated by vibration, impact and the like can be effectively buffered and absorbed; a closed-loop control system of the hydraulic oil cylinder and the pressure sensor monitors the tension of the belt in real time, automatically adjusts the expansion amount of the oil cylinder and automatically compensates tension attenuation caused by belt abrasion or temperature change, so that the belt is always kept at a proper tension degree, and the transmission efficiency is ensured to be stable.

The utility model discloses a kind of material head cutting device of automobile injection molding, including base and bearing seat, the base is equipped with the slide bar for being penetrated bearing seat and with bearing seat constitutes sliding connection, the bottom of bearing seat one end is equipped with cutting mechanism, the surface of base is fixed with guide column, it is connected between the guide column by cutting plate, cutting plate is below cutting mechanism, the top shaft head of guide column is connected with fastening shaft head by screw thread, the utility model adopts manual pressing bearing seat cooperation spring reset driving mode, overall structure is simple and compact, operator only needs to manually press to complete cutting, while metal support column is stably supported to cutting plate, further guarantee the structural stability of cutting process, not only let equipment is small and exquisite, can be flexibly moved to production station nearby, also reduce failure probability and maintenance difficulty, without professional personnel can complete routine maintenance.