73results about How to "Realize the buffering effect" patented technology

This utility model discloses a centralized transfer bracket for anti-displacement cast steel parts after production. It includes a base plate, with lifting plates fixedly connected to both sides of the base plate surface. A buffer assembly is installed on one side of the base plate's interior, and a support assembly is installed on the other side. The buffer assembly prevents the box containing the cast steel parts from bumping or knocking, while the support assembly supports the device. Through the design of the base plate, lifting plates, buffer assembly, and support assembly, when the surface of the support assembly is subjected to pressure during use, the support structure within the support assembly automatically opens to support the device. When not in use, it automatically retracts. Simultaneously, the buffer assembly also cushions the box containing the cast steel parts, preventing the box from slipping and damaging the cast steel parts during transport. This achieves the effect of reducing the space occupied by the bracket and preventing damage to the cast steel parts.

The utility model discloses a central air conditioning pipeline noise reduction assembly, including central air conditioning ventilation pipeline, the inside of central air conditioning ventilation pipeline is provided with central air conditioning ventilation pipeline, the inside of central air conditioning ventilation pipeline is provided with noise reduction assembly no.

The utility model discloses double-layer laminated glass and relates to the technical field of glass. The double-layer laminated glass comprises a laminated glass body, a sleeve seat and a positioning base, the sleeve seat and the positioning base are arranged on the outer side of the laminated glass body, a first rubber ring is movably clamped in the sleeve seat, a second rubber ring is movably clamped in the positioning base, and a locking mechanism is arranged between the sleeve seat and the positioning base. According to the double-layer laminated glass, loading of the laminated glass body is convenient through the sleeve base, the positioning base and the locking mechanism, the laminated glass body is protected through the sleeve base and the positioning base, sealing and buffering of the laminated glass body are achieved through the first rubber ring and the second rubber ring, and when the first rubber ring and the second rubber ring are aged, the first rubber ring and the second rubber ring are sealed and buffered. And the first rubber ring and the second rubber ring can be conveniently and rapidly replaced and maintained, so that the device is easy to maintain, and the use requirements are met.

The utility model relates to a sightseeing vehicle technical field, concretely relates to a kind of tourist sightseeing vehicle safety early warning protection device, including vehicle body, the top of vehicle body is provided with the protection component for the protection when vehicle body is about to impact barrier, protection component includes two connecting barrels fixedly connected in the top of vehicle body, and the one end of connecting barrel is slidably connected with anti-collision plate, the top of vehicle body is provided with alarm component, the utility model is provided with protection component and alarm component, and it has passive protection and early warning function in the process of driving sightseeing vehicle, when the front end of vehicle is about to contact barrier, anti-collision plate in the front of vehicle is compressed under stress simultaneously, can rotate through connecting structure drive gear set and drive alarm structure action, realize the buffer energy absorption and synchronous sound early warning to barrier, avoid the collision risk caused by the driver due to blind area or inattention.

The application discloses a deep roadway dynamic and static load source cooperation integrated strong support method and system, belongs to the underground engineering roadway intelligent support technical field, and the method is as follows: capturing surrounding rock stress and energy events, establishing a correlation model, dividing the roadway space into a global static load bearing area and a dynamic impact key protection area; constructing an ultra-large tonnage prestressed anchor cable / rod, erecting a collapsible heavy U-shaped steel support and spraying a steel fiber concrete to form a composite surface protection structure, and then evaluating the cooperation performance; in the static load bearing structure, active energy absorption units are additionally arranged between main anchor rods / cables, and passive energy dissipation units are filled between the U-shaped steel support and the concrete spraying layer. The system is as follows: a load fine identification module is used for distinguishing two types of loads and dividing areas; a main strong support subsystem is used for implementing active and passive cooperative support; a key area buffer subsystem is used for strengthening the impact key area; and an intelligent monitoring feedback platform is used for dynamically evaluating the performance. The application can significantly improve the overall stability of the deep roadway.

The invention relates to the technical field of energy accumulators, in particular to a pressure conversion hydraulic mechanism energy accumulator which comprises a supporting cylinder and an air bag installed in the supporting cylinder, and an oil inlet valve is installed on the supporting cylinder; a plurality of anti-friction pieces for reducing friction are mounted on the air bag; an oil inlet assembly capable of conveying hydraulic oil is installed on the supporting cylinder. By arranging the anti-friction piece with the balls on the periphery of the air bag and combining the anti-tearing reinforcing structure at the lower end of the air bag, contact between the air bag and the supporting cylinder is changed from surface contact sliding friction to multi-point rolling supporting, and the abrasion and tearing risks of the air bag are remarkably reduced; by means of a variable pressure supporting mechanism formed by the oil inlet assembly, the blocking piece, the connecting piece and the supporting piece, when the air bag moves towards the oil inlet valve, flexible blocking can be achieved, gas buffering and jacking supporting force can be synchronously established, hard contact and excessive deformation of the air bag and the oil inlet valve are avoided, and therefore the working safety of the energy accumulator is improved, and the service life of the energy accumulator is prolonged.

The utility model relates to nursing instrument technical field, concretely discloses a portable nursing box, include: box, still include: first protective layer, first protective layer is located in the box inner chamber, first protective layer is connected with the box inner chamber sliding, the base plate fixedly connected with a plurality of connecting shell, the connecting shell inner chamber sliding is connected with the slide, the slide upper end middle part fixedly connected with the support rod, the support rod is connected with the connecting shell sliding, the support rod upper end fixedly connected with the connecting plate, the connecting plate upper end with first protective layer lower end fixed connection. Through being provided with first protective layer, thereby in the process can protect precision instrument, can prevent in the transportation, precision instrument and the inner wall of box collide, when nursing box is impacted, first protective layer slides in the box inner chamber, then first protective layer will drive the connecting plate to move down, then drive the second spring to contract through the connecting plate, thereby the second spring absorbs part energy through the elastic deformation, reduces the impact force peak value.

The utility model relates to the technical field of communication equipment, in particular to a radio frequency communication terminal with a protection structure, which comprises a terminal body, four mounting holes are formed in the surface of the terminal body, a connecting plate is mounted on the lower surface of the terminal body, and four buffer rods are fixedly connected to one side, far away from the terminal body, of the connecting plate. The surfaces of the four buffer rods are sleeved with sleeve rods, the ends, away from the connecting plate, of the four buffer rods are fixedly connected with second springs, the other ends of the second springs are fixedly connected with the sleeve rods, a base plate is installed at the ends, away from the terminal body, of the sleeve rods, and four sliding grooves are formed in the side, close to the sleeve rods, of the base plate. According to the utility model, the problems that the radio frequency communication terminal usually adopts a direct installation mode, so that the radio frequency communication terminal is always in an exposed state, the radio frequency communication terminal is easy to collide accidentally, internal parts of the radio frequency communication terminal are impacted, and the use safety and the service life of the radio frequency communication terminal are influenced are solved.

This utility model discloses a biogas defoaming device, relating to the field of biogas treatment technology. It includes a defoaming tank, a balancing tank, and a water collection tank. A solid-liquid-gas separator is fixedly connected to the middle of the defoaming tank, and a spray pipe is located directly above the separator. An air inlet pipe and an air outlet pipe are connected to the top of the defoaming tank, with one end of the inlet pipe extending to the bottom of the tank. An overflow pipe is fixedly connected inside the balancing tank, which communicates with the bottom of the defoaming tank. The inlet of the water collection tank is connected to the overflow pipe, and the outlet of the water collection tank is connected to a liquid pump, the outlet of which is connected to the spray pipe. This biogas defoaming device can efficiently remove sludge particles and foam from biogas, reducing biogas pressure fluctuations.

The utility model discloses a kind of transport pallets for rubber plug production, including rectangular tray main body, the middle part of tray main body inner cavity is provided with baffle, the two sides of the baffle correspond parallel distribution have T type sliding slot, two T type clamping blocks are correspondingly movably connected in the T type sliding slot, the side of the T type clamping block is provided with strong magnet with the magnetic adsorption of T type sliding slot inner wall, T type clamping block is installed with lug seat by the bolt assembly of elasticity adjustable, lug seat is provided with elastic limit buckle, the two sides of the elastic limit buckle are respectively mounted with arc plate and straight plate, the top edge of tray main body is provided with stand column. The utility model structure design scientific and reasonable, realize the position and angle of elastic limit buckle adjustable, solve the problem that traditional tray fixed mode is single, only adapts single specification rubber plug, make tray can pass through flexible adjustment limit area size and shape, compatible different diameter, boss structure's rubber plug, significantly improve versatility.

This utility model discloses an anti-collision device for a T-shaped conveyor belt, relating to a conveying device, including a main control unit, a first through-beam photoelectric sensor, a second through-beam photoelectric sensor, and a blocking assembly. The blocking assembly includes a mounting plate, a driver, a mounting rod, and a blocking rod. The mounting plate is fixedly mounted on one side of the T-shaped conveyor belt, the driver is fixedly mounted on the mounting plate, and the driving end of the driver is fixedly mounted with the mounting rod. A guide rod is movably inserted into the mounting rod, and the blocking rod is fixed to the end of the guide rod. A spring is provided between the blocking rod and the mounting rod. A contactor is provided between the blocking rod and the mounting rod. The contactor, the first through-beam photoelectric sensor, and the second through-beam photoelectric sensor are all electrically connected to the signal acquisition end of the main control unit, and the output end of the main control unit is electrically connected to the control end of the driver. This utility model is practical and reliable, avoiding collision problems caused by the synchronous transmission of two boxes.

The invention relates to the technical field of display, and discloses a display panel, a preparation method of the display panel and a display device. The OLED device layer is arranged on the substrate; the thin film packaging structure covers the OLED device layer; the thin film packaging structure comprises at least one packaging unit; each packaging unit comprises an inner protection layer, a self-repairing function layer and an outer protection layer which are arranged in a laminated manner; and the inner protection layer is arranged on one side, close to the substrate, of the outer protection layer. According to the invention, by introducing the collaborative design of the gradient modulus laminated structure and the columnar nanocrystal grains, the contradiction that high barrier property and high flexibility are difficult to be compatible in traditional packaging is overcome; an organic-inorganic hybrid self-repairing layer based on a dynamic disulfide bond and a supramolecular hydrogen bond is introduced, so that the packaging structure is endowed with the capability of actively repairing microscopic damage.

The utility model relates to the technical field of frame wooden doors, in particular to a protective frame wooden door with a buffering function, which comprises a frame main body and further comprises three hydraulic hinges mounted on the left side in the frame main body; the wooden door body is movably installed through hydraulic hinges, a lock body is arranged at the right end of the wooden door body, and a handle is fixedly installed at the middle end of the front face of the wooden door body. Through the action of the hydraulic hinges, the frame wooden door has the advantages of buffering protection and noise prevention, and the problems that in the using process of an existing wooden door, if the door closing force is too large or the door closing force is affected by strong wind, the wooden door is prone to colliding with a door frame with large force, and the door closing effect is poor are solved. And the damage of the wooden door is easy to accelerate while large noise is generated, so that the service life of the wooden door is shortened.

The application relates to the field of food packaging boxes, in particular to an environment-friendly food packaging box structure with degradable buffer inner liner, which comprises a paper box and four folding ears, the four folding ears are integrally formed and installed around the top of the paper box, the paper box is sealed by folding the folding ears, supporting mechanisms are uniformly installed at the bottom of the inner cavity of the paper box, the supporting mechanisms are used for storing food with different volumes, locators are installed at the surface edges of the two folding ears on the left and right sides, a traction member is installed at the top of the rear side of the paper box, a tensile mechanism is embedded in the top of the front side of the paper box, the traction member is wound back and forth on the two locators, the traction member is fixed with the tensile mechanism, and the paper box is sealed. The self-adaptive buffering and fixed protection of food with different sizes and different volumes can be realized, special inner liners are not needed, the packaging requirements of multiple categories and complete sets of food can be met, the packaging form is flexible and various, and the packaging adaptability and practicability are greatly improved.

This utility model relates to a fireworks inner tube buffer device, installation equipment, and fireworks production line. The fireworks inner tube buffer device includes: a first conveyor line for conveying fireworks inner tubes; a second conveyor line disposed below the first conveyor line, including spaced-apart material distribution troughs for receiving fireworks inner tubes and transferring them to the next process; and a buffer assembly located in the transition area between the first and second conveyor lines and disposed on the second conveyor line for guiding fireworks inner tubes from the first conveyor line into the material distribution troughs of the second conveyor line. The fireworks inner tube buffer device provided in this application can achieve smooth introduction of fireworks inner tubes and has buffering and material distribution functions.

This invention provides a lightweight fiber-reinforced foamed polyester composite material for low-altitude logistics drones. Utilizing a carbon fiber / glass fiber hybrid reinforcement system and leveraging the positive hybridization effect, it achieves excellent mechanical properties at low density, reducing weight by more than 70% compared to traditional aluminum alloy cargo holds. This significantly improves the drone's effective payload and range. Simultaneously, surface modification achieves strong interfacial bonding between the fiber and the matrix, fully maximizing the reinforcement effect and addressing the pain point of insufficient mechanical properties in foamed materials. A dual heterogeneous nucleation system of "hybrid fiber + organically modified montmorillonite" is constructed, combined with a microencapsulated controllable decomposition foaming agent, enabling precise control of cell size and structure. The high closed-cell structure not only achieves excellent cushioning and protection performance through cell deformation but also achieves low thermal conductivity through a static air layer. A two-stage, one-step foaming molding process is employed, adapting to the needs of small-batch, multi-variety, and low-cost large-scale production of low-altitude logistics drone cargo holds.

The invention discloses a geological disaster slope reinforcing structure with a high-stability load, and belongs to the technical field of geological disaster protection. The structure comprises a protective net arranged at the slope bottom, and a plurality of cement beads, fixed pulley assemblies and slope top fixing columns which are arranged between the protective net and the slope top; the cement ribs are mounted through the elastic anchoring assemblies and can generate elastic displacement along the slope surface when being pulled; the suspended rope is connected with the top of the protective net, bypasses the fixed pulley and is fixed on the cement rib; the buried rope is connected with the top of the protective net, penetrates through the bottom of the cement rib from the lower portion and is finally connected to the fixing column. When the protective net bears loads and tends to turn over, the buried ropes are tensioned and drive the cement protruding edges to move, the force direction is converted through the fixed pulleys, the suspended ropes are promoted to generate reverse tension, and therefore the rollover force is counteracted. Dynamic dispersion and feedback compensation of the load on the whole slope are achieved through linkage cooperation of micro-displacement of the cement protruding edges and the rope system.

This application provides a composite current collector and its preparation method, a negative electrode, and a secondary battery. The composite current collector includes a substrate layer, a transition layer disposed on at least one side of the substrate layer, and a conductive layer disposed on the transition layer. The substrate layer is made of one or more of copper-nickel alloy, copper-tin alloy, and iron-nickel alloy. The elements contained in the transition layer are not entirely the same as those contained in the substrate layer. An elemental gradient diffusion region exists at the interface between the substrate layer and the transition layer. Within this region, the elements contained in the substrate layer and the transition layer diffuse into each other, and their concentrations are distributed in a gradient along the thickness direction. The composite current collector provided by this application has improved interfacial bonding.

The utility model discloses a kind of elevator head module tray adsorption mechanisms, it is related to material adsorption technical field, including lifting cylinder, the output end of the lifting cylinder is fixedly connected with connecting piece, the elevator head module tray adsorption mechanism;By setting the link plate of bar-shaped through-passage on both sides of connecting plate, slidingly setting air pipe and hose, using gas supply to blow off hardware plate material surface foreign matter, significantly improve the firmness of suction cup adsorption;First limiting plate, first spring and second limiting plate are set, the elastic limiting and buffer of air pipe are realized, avoid rigid impact;Second spring is set in the lower end of hose, and hardware plate material is contacted and compressed in lifting process, play good buffering effect;Fixed button is threadedly connected with air pipe, air pipe position is conveniently adjusted and fixed;Groove is opened in both sides of hose, improve airflow velocity when compression deformation, enhance dust removal effect.The overall structure is simple, convenient to operate, effectively improve paving material precision and work efficiency.

The utility model discloses an anti-impact inner floating disc which comprises a base plate, a supporting column, a lock catch, a lifting rod, an outer baffle, an inner baffle and an aluminum plate are arranged on the base plate, a sealing plate is arranged on the outer baffle, a floating disc is arranged between the inner baffle and the outer baffle, and a floating barrel is arranged on the floating disc. A second connecting block is arranged on the inner baffle, a buffer plate is arranged below the aluminum plate, a fixing block is arranged on the aluminum plate, a hollow rod is arranged on the fixing block, a sliding rod is arranged on the hollow rod, a spring is arranged on the aluminum plate, first connecting blocks are arranged on the aluminum plate, and the first connecting blocks are connected with the second connecting block through bolts and nuts. By means of the components, the service life of the device is prolonged through the characteristic that the adjacent aluminum plate units and the aluminum plates and the inner baffles can be replaced conveniently, and the pressure resistance to internal and external impact force is improved through the relative sliding effect of the springs, the hollow rods and the sliding rods and the buffering plates on the aluminum plates.

The utility model provides a buffering type electric self-locking door closer which comprises a door pocket and a door closing component, a group of door bodies are arranged on the inner side of the door pocket, two groups of hinged shafts used for controlling the door bodies to be opened and closed are arranged on the right sides of the door bodies, and the door closing component used for electrically locking the door bodies is connected between the door pocket and the door bodies. The door closing component comprises a shell and an electromagnetic coil, and a group of lower fixing seats used for being fixedly connected with the door body are arranged at the rear ends of the left side and the right side of the shell. When a door is closed, a supporting spring pushes a telescopic supporting frame to stretch, guide teeth are meshed with an inner guide plate to control the reset speed, the buffering effect is achieved, an electromagnetic coil adsorbs a tooth holder locking mechanism after being powered on, and the door body is kept in an open state. And the support spring drives the embedding seat to return during power-off release.

The utility model discloses a cable connector with a protection structure, which comprises a cable, a connecting shell is arranged outside the cable, a plurality of connecting rods are connected inside the connecting shell in a sliding manner, lantern rings are connected outside the connecting rods in a sliding manner, a plurality of limiting blocks are fixedly connected inside the lantern rings, and the limiting blocks are connected with the connecting rods in a sliding manner. The exterior of the cable is fixedly connected with a first fixing block, and the exterior of the first fixing block is fixedly connected with a clamping block. Through the above structure, the rotating block at the top of the connecting shell is rotated and slightly pressed, so that the spring at the bottom is extruded, then the clamping block is aligned with the limiting block, in the spring extrusion process, the internal supporting rod is moved, and the supporting rod is fixed in the hole in the clamping block, so that the two cables are connected; in this way, no complex tool or tedious operation process is needed, and the installation efficiency is greatly improved especially under the conditions of emergency repair or rapid cable deployment.

This application relates to the field of cutting tool technology, and provides a metal cutting tool with a vibration damping component, comprising a tool head and a tool shank. The tool head includes an insert and a shank, the insert being mounted on the shank, and the shank being mounted on the tool shank. A first vibration chamber is formed in the shank, and a second vibration chamber is formed in the tool shank. The first and second vibration chambers are in communication. A first damping block is disposed in the first vibration chamber, and a second damping block is disposed in the second vibration chamber. An abutment block and a first telescopic spring are disposed between the first and second damping blocks. Based on this, the first and second damping blocks move under the action of damping oil, and the abutment block and the first telescopic spring achieve a buffering effect of mutual collision, absorbing and canceling the vibration energy, thereby eliminating vibration energy and achieving the effect of vibration reduction.

This utility model discloses an inflatable wind turbine transport anti-collision airbag structure, including a transfer frame, a clamping airbag mechanism, a position fixing mechanism, and a stabilizing mechanism. The clamping airbag mechanism includes a longitudinal plate and a mounting plate. The position fixing mechanism includes a clamping tube and a clamping rod. The stabilizing mechanism includes a threaded ring and a clamping ring. Through the cooperation of the longitudinal plate, the mounting plate, and the guide rod, the airbag assembly can slide laterally and adjust its position, achieving flexible clamping and buffering of the wind turbine equipment. It can adapt to equipment of different sizes and shapes, effectively reduce the impact force during transportation, and protect the equipment. Through the meshing and limiting structures such as the clamping tube, clamping rod, internal toothed ring, embedded teeth, and connecting teeth, combined with the cooperation of the rotating plate, positioning spring, and positioning hole, the position of the airbag assembly is accurately locked, preventing loosening and displacement during transportation and improving reliability.

The utility model relates to the technical field of anti-falling devices, and discloses a double-end stable type suspension type iron tower anti-falling device which comprises a shell, a steel wire rope and a top pad, a multi-buffering mechanism is arranged at the bottom of the outer wall of the top pad, a wear-resistant mechanism is arranged on the inner wall of the shell, a tooth-shaped mechanism is arranged on the outer wall of the steel wire rope, and the tooth-shaped mechanism is arranged on the outer wall of the steel wire rope. A retarding mechanism is arranged at the bottom of the outer wall of the steel wire rope, a reinforcing mechanism is arranged in the shell, the retarding mechanism comprises a push column, the top of the outer wall of the push column is fixedly connected to the bottom of the outer wall of a top pad, and a piston is fixedly connected to the bottom of the outer wall of the push column. According to the device, the shell serves as an external structure, supports internal assemblies, bears falling impact and transmits braking force, the three-stage buffering mechanism achieves buffering through a push column driving piston, a sliding groove and a sliding block matched with a telescopic rod, the reinforcing mechanism controls a ratchet wheel to rotate through a main shaft, stability is enhanced through a ratchet wheel cover, falling impact energy is dispersed, and human body safety is guaranteed.

The utility model discloses a modularization design's LED wall washing lamp device, modularization design's LED wall washing lamp device includes the lamp head module and the reflection cup subassembly, the lamp head module includes the module body and at least one reflection cup connecting piece, reflection cup connecting piece is connected with the module body, reflection cup subassembly includes reflection cup connecting support and cup body, reflection cup connecting support and reflection cup connecting piece detachable connection, reflection cup connecting support and cup body separate formula connection. The utility model provides a modularization design's LED wall washing lamp device through the core structure of lamp head module and reflection cup subassembly detachable connection, need not to replace whole lamp, only through the selection and collocation different specifications reflection cup subassembly, can quick adjustment wall washing angle, satisfies the diversified use scene demand.

This utility model discloses a wear-resistant structure for flat roller shafts in the field of flat roller shaft technology. It includes a flat roller shaft body, a support mechanism, and a limiting mechanism disposed on the outside of the flat roller shaft body. The support mechanism includes a support base, limiting supports symmetrically disposed at both ends of the support base, and a V-shaped clamping structure composed of a first support plate and a second support plate. The inner sides of the first and second support plates are respectively provided with a first polyurethane buffer pad and a second polyurethane buffer pad. The first support plate is slidably connected to the support base via a first slider. This wear-resistant structure for flat roller shafts consists of a support mechanism and a limiting mechanism. The support mechanism uses a three-stage dynamic buffer combining a V-shaped polyurethane buffer pad and a PTFE-coated slider to ensure the stability of the flat roller shaft during transportation. The limiting mechanism engages with an involute toothed disc via ultra-high molecular weight fiber rope for rigid locking. The silicone protective layer and the anti-slip base work together to suppress friction and displacement, achieving all-dimensional stable protection.

This utility model discloses a vibration protection device for a truck starting battery, relating to the field of automotive battery technology. It includes a battery box, with a mounting base fixedly installed at the bottom of the battery box. A connecting frame is fixedly connected to the bottom of the mounting base. A reset component for providing reverse reset force is provided at the bottom of the connecting frame. Multiple connecting boxes are fixedly installed at the bottom of the connecting frame, and friction components for consuming vibration energy and reducing amplitude are provided at the bottom of each connecting box. This utility model, through the adoption of a detachable wear-prone component design and a non-medium-dependent structure, allows for quick replacement of the metal plate and extrusion block in the friction component after wear, avoiding the high cost of overall replacement. The reset component is independent of the internal medium, avoiding performance degradation caused by changes in medium viscosity. Simultaneously, the distributed energy consumption of multiple components reduces the load on individual components, significantly reducing replacement frequency and vehicle maintenance costs, thus providing long-term protection for battery safety and normal vehicle operation.

The application discloses a buffering energy-absorbing device and a child safety seat, relates to the technical field of automobile safety accessories, and is used for connecting a first component and a second component. The buffering energy-absorbing device comprises a main shell fixed to the second component, a pull rod with a first end connected to the first component, a second end of the pull rod slidably extending into the main shell, two or more sliding blocks, the two or more sliding blocks being sleeved on the second end of the pull rod, a buffering space being formed between the sliding blocks, the pull rod and the inner wall of the main shell, an energy-absorbing assembly arranged in the buffering space and in contact with the two or more sliding blocks, and an adjusting assembly used for connecting at least one sliding block and the pull rod. In the case that the first component and the second component move relatively, the sliding blocks connected with the pull rod are extruded to realize buffering and energy absorption.

The utility model belongs to degradable preservative film roll material take -up technology field, and disclose degradable preservative film roll material automatic take -up device, including the bottom plate, the bottom plate top from back to front is provided with take -up mechanism, edge tension clamping deviation rectification subassembly, tension buffer subassembly in proper order, edge tension clamping deviation rectification subassembly drives compression wheel group through screw drive symmetrical displacement block, and the elastic clamping and bidirectional pulling of preservative film edge are carried out, can effectively restrain the edge curling of degradable preservative film because of internal stress, make the edge flatness promote, and tension buffer subassembly realizes the dynamic regulation and mutation buffer of preservative film tension, when tension fluctuation appears in the process that the film material is taken -up, the cooperation of the counterweight block can be through with the cooperation of the counterweight block, and the instantaneous impact force is quickly absorbed, through the increase or decrease of counterweight block, the down pressure gravity of floating roller can be adjusted flexibly, and the tension required by degradable preservative film of different thickness, material is accurately matched.