93results about How to "Improve dismantling efficiency" patented technology

The utility model relates to the technical field of battery pack disassembling, in particular to a battery pack disassembling workstation which comprises a cutting workbench, cutting equipment, a rolling workbench, rolling equipment and follow-up equipment. The cutting workbench is used for placing a to-be-cut battery pack; the cutting equipment is arranged beside the cutting workbench and is used for cutting a cooling plate of the battery pack on the workbench; the rolling and folding workbenches are arranged on the right side of the cutting workbench at intervals and are used for placing cut battery packs; the rolling and folding equipment is arranged beside the rolling and folding workbench and is used for rolling and stripping a cooling bag of the battery pack on the rolling and folding workbench; and the follow-up moving equipment is used for driving the battery pack to switch the position between the cutting workbench and the rolling workbench. According to the battery pack disassembling workstation disclosed by the utility model, the cooling plate of the battery pack is firstly cut and then rolled and stripped, and the failure treatment of fastening filling glue is not needed, so that the disassembling efficiency is improved.

The utility model relates to an automobile air conditioner pipe sleeve dismantling device, which relates to the technical field of automobile air conditioner pipeline production, change, repair and manufacture, and comprises a support seat provided with a placing groove, the support seat is provided with two dismantling claws which are oppositely arranged, and the two dismantling claws can be arranged on a pipe sleeve of an air conditioner pipe in a grabbing mode. The supporting base is further provided with a driving piece used for driving the two disassembling claws to move reversely. The air conditioner pipe with the pipe sleeve is placed in the containing groove, the driving piece is started to drive the two disassembling claws to be close to each other and grasp the pipe sleeve, then the driving piece drives the two disassembling claws to move reversely, the pipe sleeve is torn by tearing of the two disassembling claws, and at the moment, the pipe sleeve can be taken down slightly through common manual pliers. And the quality of the air conditioner pipe and the rubber pipe is not damaged, and the rubber pipe can be reused, so that the pipe sleeve disassembly convenience is improved, and the automobile air conditioner pipe sleeve disassembly efficiency is improved.

The invention relates to a disassembly device and method for a spent fuel rod bundle, and the disassembly device comprises a workbench, a fixed chuck which is fixedly installed on the workbench and is used for fixing a first end of a spent fuel rod, an outer sleeve which is arranged above the fixed chuck and is used for cutting the spent fuel rod bundle, and a cutting mechanism which is used for cutting the spent fuel rod bundle, the first chuck and the second chuck can move along the workbench and are used for carrying an outer sleeve of a spent fuel rod, so that the outer sleeve is separated from a spent fuel rod bundle; the supporting fixture is connected to the workbench in a lifting manner and is used for supporting the outer sleeve and the spent fuel rod bundle in preset time; the clamping mechanism is used for carrying the spent fuel rod bundles to the transfer platform, then carrying the spent fuel rod bundles to the conveying line in a layered mode and placing the spent fuel rod bundles in a single-layer rod arrangement form, the structure is simple, the automation degree is high, a traditional manual arrangement mode can be effectively replaced for treating the spent fuel rods, and the working efficiency is improved. The safety in the operation process is ensured; the spent fuel rod bundles which are complexly stacked can be efficiently disassembled, and the disassembling efficiency is remarkably improved; the spent fuel rods which are originally tightly stacked can be ingeniously placed in a uniform single-layer rod arrangement form, and the subsequent treatment process is simplified.

The invention discloses a method for disassembling a waste lithium battery. The method comprises the following steps: S1, discharging the waste lithium battery; s2, carrying out voltage testing on the lithium battery subjected to discharging treatment; s3, performing puncture treatment on the lithium battery which is qualified in the voltage test; s4, disassembling the battery subjected to puncture treatment to form a waste material and a battery cell 13; s5, waste materials generated in the disassembling process are subjected to recycling treatment; s6, core pushing treatment is carried out on the disassembled lithium battery, shell pressing recovery treatment is carried out on waste materials such as shells disassembled from the lithium battery, the waste materials are temporarily stored in a shell temporary storage box 20, and disassembled roll cores 13 enter a roll core temporary storage bin 16 to be temporarily stored; and step S7, manually separating positive and negative pole pieces and a diaphragm from the temporarily stored roll core 13. According to the invention, the waste lithium battery can be accurately disassembled to respectively obtain positive and negative pole pieces, diaphragms and shells, and the subsequent treatment process of further sorting positive and negative pole powder and copper and aluminum is simplified.

The photovoltaic panel disassembling and separating equipment based on the pulse laser comprises a supporting frame and a supporting base plate fixedly arranged at the top of the supporting frame, a conveying belt assembly is arranged at the top of the supporting base plate, a lifting workbench assembly is arranged in the middle of the conveying belt assembly, and a positioning assembly is arranged at the rear end of the lifting workbench assembly; clamping and overturning assemblies are arranged on the two sides of the lifting workbench assembly respectively, and a pulse laser is arranged above the lifting workbench assembly and used for irradiating a photovoltaic panel to be decomposed so that bonding materials between all layers of materials of the photovoltaic panel can be heated and dissolved; and a horizontal peeling assembly. Automatic continuous feeding, automatic positioning, automatic clamping and overturning, rapid heating decomposition and stripping of materials on the upper layer and the lower layer of the photovoltaic panel can be achieved, so that the automatic disassembling process of the materials on each layer of the photovoltaic panel can be achieved, the disassembling efficiency is high, the effect is good, and environmental protection and energy saving are achieved.

The utility model discloses a waste photovoltaic panel glass dismantling device which comprises a working table and supporting legs arranged at the four corners of the lower side of the working table, a conveying belt is arranged in the middle of the upper side of the working table, sliding rails are arranged in the two sides of the middle of the working table respectively, and the sliding rails are arranged in the middle of the working table. Connecting blocks are arranged on the inner sides of the sliding rails, a device frame is arranged in the middles of the upper sides of the two connecting blocks, fixing plates are arranged on the outer portions of the left side and the right side of the device frame correspondingly, spring sleeve rods are arranged on the lower sides of the fixing plates, and pressing rods are arranged on the lower sides of the spring sleeve rods. By means of the arrangement of the abutting block and the sliding groove, the photovoltaic panel can move towards the right side more stably after being cut, fragmentation is prevented, smooth proceeding of the disassembling process is guaranteed, the laser heater is used for replacing a traditional heat conduction oil heating plate, the photovoltaic panel can be heated more efficiently, the disassembling efficiency is improved, and time and energy cost are saved.

The invention provides a compressor shell disassembling method and a compressor shell disassembling system, and belongs to the technical field of refrigeration equipment production. The method comprises the steps that the resistance value R1 of a shell in the compressor shell and the resistance value R2 of welding flux are obtained; determining the current intensity I and the conduction time t according to the difference between the R1 and the R2; electrifying the compressor shell according to the determined current intensity I and the electrifying time t; and the welding seam is heated through current, so that the welding flux is melted, and the shell is separated. According to the method, the welding seam can be fused, the long-time-consuming mechanical cutting or heat treatment process in a traditional disassembling method is not needed, the disassembling efficiency is improved, and the labor intensity is reduced; and other parts of the compressor shell cannot be damaged in the disassembling process, so that the shell is convenient to reuse or recycle.

The invention relates to the field of photovoltaic technologies, particularly provides a disassembling method and a disassembling device for a photovoltaic module laminated part, and aims to solve the problems that the photovoltaic module laminated part cannot be conveniently, effectively and uniformly heated and the disassembling efficiency is low in the prior art. In order to achieve the purpose, the disassembling method provided by the invention comprises the steps that the disassembling method is realized based on the disassembling device of the photovoltaic module laminated part, the disassembling device of the photovoltaic module laminated part comprises an eddy current coil, and alternating current is provided for the eddy current coil; heating the photovoltaic module laminated part by using an eddy current coil so as to realize the disassembly of the photovoltaic module laminated part; wherein the photovoltaic module is placed on the central axis of the eddy current coil. The photovoltaic module laminated part is placed on the central axis of the eddy current coil, so that the induction current can be uniformly distributed in the photovoltaic module laminated part, the heating uniformity and efficiency are improved, and the disassembling efficiency is improved.

The present invention provides a disassembly device for aluminum shell power batteries, comprising two parallel X-axis linear rails fixed on a workbench, on which at least one battery fixing assembly is slidably provided, and the battery fixing assembly is used to clamp and fix the power battery. It also comprises at least one Z-axis linear rail assembly arranged along the length direction of the X-axis linear rail, and the Z-axis linear rail assembly is fixed on both sides of the workbench. It also comprises a Y-axis linear rail assembly, and the Y-axis linear rail assembly is slidably arranged between the first Z-axis linear rail and the second Z-axis linear rail of each group of Z-axis linear rail assemblies. It also comprises a cutting tool assembly slidably arranged on the Y-axis linear rail of the Y-axis linear rail assembly, and the cutting tool assembly is used to cut the front, back, and two sides of the outer shell of the power battery. The disassembly device of the present invention has the advantages of easy operation, high degree of automation, and high safety.

The embodiment of the invention provides disassembling equipment, and belongs to the technical field of batteries. The disassembling equipment is applied to disassembling of a single-roll roll core and comprises a logistics line, a diaphragm cutting module, a diaphragm unfolding module, a lifting module and a diaphragm rolling module. Wherein the logistics line is used for conveying a to-be-disassembled roll core; the diaphragm cutting module is arranged along a logistics line and is used for cutting off a diaphragm on the outer layer of a to-be-disassembled roll core; the diaphragm unfolding module is arranged along the logistics line and is used for unfolding the cut diaphragm from the to-be-disassembled roll core; the lifting module is arranged along a logistics line and is used for grabbing and lifting a to-be-disassembled roll core with an unfolded diaphragm; the diaphragm winding module is arranged along the logistics line and is used for winding a diaphragm; wherein the lifting module is used for loosening the to-be-disassembled roll core when the diaphragm winding module winds the diaphragm, so that the diaphragm and the pole piece are separated when the to-be-disassembled roll core falls off. By integrating a plurality of functional modules, efficient and automatic disassembly of a single roll of roll core can be realized, so that the disassembly efficiency is effectively improved, and the production cost of the battery is reduced.

This utility model relates to the technical field of photovoltaic panel dismantling equipment, and discloses a photovoltaic panel edge-removing device, including a U-shaped block. A fixing block is fixedly connected to the inner wall of the U-shaped block, and a motor is fixedly connected inside the fixing block. A worm gear is fixedly installed at the output end of the motor. A U-shaped plate is rotatably connected to the outer wall of the worm gear, and the outer wall of the U-shaped plate is fixedly connected to the outer wall of the fixing block. A worm wheel is meshed with the tooth end of the worm gear, and a connecting rod is fixedly connected inside the worm wheel. The outer wall of the connecting rod is rotatably connected to the inside of the U-shaped plate. A clamping block is fixedly connected to the outer wall of the worm wheel, and a driving assembly is provided on the outer wall of the U-shaped block. In this utility model, through the mutual cooperation between the first hydraulic cylinder, U-shaped block, fixing block, motor, worm gear, U-shaped plate, worm wheel, connecting rod, and clamping block, dismantling efficiency is improved, continuous automated operation is achieved, and the recovery rate and integrity of key materials such as silicon wafers are significantly improved.

The invention discloses an electric energy meter tail disassembling and separating process, and relates to the technical field of electric energy meter tail disassembling, the electric energy meter tail disassembling and separating process comprises the steps of terminal nut disassembling, meter tail screw disassembling, terminal disassembling, meter tail part recycling and the like, under the assistance of a CCD camera, automatic disassembling of the electric energy meter tail can be achieved, the whole disassembling process runs on a box body in a closed-loop mode, and the disassembling efficiency is improved. The electric energy meter tail disassembling device can complete and continuously disassemble the meter tail without manual participation, improves the disassembling efficiency, and solves the problems that in the current industry, a mainstream disassembling mode is still manual disassembling, and in the disassembling process of the electric energy meter tail, an operator needs to manually disassemble fixing bolts and large and small terminals one by one, and the disassembling time is shortened. Due to the disassembling mode, the disassembling speed completely depends on the proficiency degree of manual operation, the fluctuation of the disassembling efficiency is large, and the stable and efficient production target is difficult to achieve.

The application discloses a heat treatment device and method for photovoltaic module recycling, and belongs to the field of photovoltaic module recycling, and comprises a heat treatment room, a vibrating platform, a lifting mechanism, a clamping mechanism and a fixing seat. The photovoltaic module can be placed on the fixing seat, the heat treatment room can heat the area where the fixing seat is located, and the heating temperature of the heat treatment room can make the EVA adhesive film become a solid jelly-like film. The adsorption mechanism can adsorb the glass layer or the back plate of the photovoltaic module and drive the glass layer or the back plate to move upwards. The EVA adhesive film in the photovoltaic module is adjusted to a solid jelly-like film by low temperature, the vibrating platform causes intense relative movement between the back plate and the battery plate and between the battery plate and the glass layer, thereby breaking the EVA adhesive film in the middle, and the glass layer, the battery plate and the back plate are disassembled. After disassembly, the high-pressure blowing mechanism is used to remove the EVA adhesive film remaining on the glass layer, the battery plate and the back plate. In the whole process, the EVA adhesive film is not dissolved and harmful gas is not generated.

The embodiment of the present invention discloses a water cloth disassembly machine, which is used to disassemble the water cloth wrapped around the hose. The water cloth disassembly machine includes: a first traction device, which is provided with a first traction channel, and is used to pull the hose. The disassembly device includes a frame, a main shaft rotatably connected to the frame, and a water cloth disassembly assembly and a packaging assembly connected to the main shaft, wherein the water cloth disassembly assembly and the packaging assembly are arranged with their backs to the frame, and the packaging assembly is provided with a packaging belt, and the axis of the main shaft is located in the extension direction of the first traction channel. The water cloth disassembly assembly rotates relative to the main shaft and winds the water cloth, and the packaging assembly rotates relative to the main shaft and winds the packaging belt around a pipe body, and the pipe body is a hose from which the water cloth is removed. The packaging assembly is arranged with its back to the water cloth disassembly assembly to wind the packaging belt around the pipe body, so that the hose can be wound with the prefabricated packaging belt in time after the water cloth is removed, thereby improving the packaging efficiency of the pipe body, and the packaging efficiency is high.

The utility model relates to a clamping mechanism and a battery cell disassembling device, the clamping mechanism comprises a first clamping jaw and a second clamping jaw, the first clamping jaw and the second clamping jaw are arranged in a first direction at an interval, and the first clamping jaw and the second clamping jaw can synchronously rotate around the same rotation axis intersecting with the first direction. Wherein the first clamping jaw and the second clamping jaw can alternately clamp and turn over the same battery cell during synchronous rotation. According to the technical scheme, in the process that the first clamping jaw and the second clamping jaw synchronously rotate and alternately clamp the battery cell, the diaphragm wound on the battery cell is gradually separated circle by circle, then the pole piece in the battery cell is exposed, automatic disassembly of the battery cell is facilitated, the pole piece in the battery cell is conveniently recycled, and the disassembly efficiency of the battery cell is improved.

The utility model provides a dismantling and repairing device, which relates to the technical field of dismantling devices, and comprises a frame, a support plate, a first positioning piece, a second positioning piece and a rotary driving device, the rotary driving device is arranged on the frame, the rotary driving device is in driving connection with the support plate, and the first positioning piece and the second positioning piece are arranged on the support plate. The rotary driving device is used for driving the supporting plate to rotate, the supporting plate comprises a first supporting plate, a first positioning piece and a second positioning piece are oppositely arranged at the two ends of the first supporting plate, and the part, between the two ends of the first supporting plate, of the first supporting plate is used for bearing an electric drive assembly to be disassembled. At least one of the first positioning piece and the second positioning piece is used for moving relative to the first supporting plate so as to clamp or loosen the electric drive assembly. The rotary driving device is used for driving the supporting plate to rotate relative to the frame, so that the electric drive assembly can be disassembled at any angle; and due to the fact that the electric drive assembly can be positioned at different angles only through one device, different positioning tools do not need to be switched, and the disassembling efficiency is high.

The utility model discloses a constructional engineering unloading platform convenient to disassemble and assemble, which comprises a support frame, a fixed sleeve block is arranged on the side edge of the support frame and the side edge of a support plate, a material table is arranged at the top of the support frame in a sliding manner, the fixed sleeve block is fixedly arranged on the side edge of the material table, a side protection plate and a front protection plate are arranged above the support frame, and the front protection plate is arranged above the support frame. The side protection plates and the front protection plate are fixedly connected through screws, the bottoms of the side protection plates are inserted into the fixing sleeve blocks in a protruding mode, a clamping pin structure is fixedly installed on the material table, and a fixing structure is arranged at the end, away from the material table, of the supporting frame. According to the discharging platform assembly, the clamping pin structure, the fixing sleeve block, the clamping pin, the fixing screw hole screw, the fixing structure, the threaded column, the jacking column, the lantern ring and other components are arranged, fixed connection of the discharging platform assembly is achieved, the problem that component parts fall off due to looseness of fixed connection structural parts is solved, and the accident risk is reduced.

The present invention is applicable to the field of electrical appliances, and discloses a disassembly device, including a workbench and a disassembly module, the disassembly module including a fixed component and a disassembly component, the fixed component is arranged on the workbench, the fixed component is used to fix the crossflow fan, the disassembly component includes an annular cutter, a rotating mechanism and a translation mechanism, the rotating mechanism is connected with the annular cutter and is used to drive the annular cutter to rotate, the translation mechanism is arranged on the workbench, and the translation mechanism is connected with the rotating mechanism and is used to drive the rotating mechanism to drive the annular cutter to move back and forth, the annular cutter is used to cut the end cover of the crossflow fan to separate the metal parts of the crossflow fan from the end cover, the present invention disassembles the crossflow fan by arranging a disassembly device, during disassembly, the crossflow fan only needs to be placed on the fixed component to realize automatic disassembly of the crossflow fan, and after the disassembly is completed, the disassembled crossflow fan is taken out manually and by a robot, and the disassembly efficiency is high.

The utility model discloses disassembling equipment for a button battery, which relates to the technical field of battery disassembling and comprises a case, guide posts are fixedly connected to the left side and the right side above the case, a fixing plate is fixedly connected to the upper portions of the two guide posts, an upper die holder is detachably connected to the middle of the bottom surface of the fixing plate, and an ejector pin is fixedly connected to the middle of the bottom surface of the upper die holder. A moving plate is slidably connected between the two guide columns through sliding sleeves, a fixing seat is detachably connected to the middle of the upper surface of the moving plate, a lower die holder is detachably connected to the upper portion of the fixing seat, a disassembling groove is formed in the middle of the upper portion of the lower die holder, disassembling steps are arranged in the disassembling groove, and a jacking assembly is fixedly installed at the position, below the moving plate, above the machine box. The device has the advantages that the jacking assembly is driven by the servo motor to accurately control the height of the moving plate, the disassembly strength and angle can be accurately controlled in cooperation with positioning of the ejector pin and the disassembly step, breakage or deformation of a battery shell caused by disassembly of traditional pliers is avoided, and it is ensured that the internal structure is complete.

The utility model is applicable to the technical field of scraped car dismantling, and discloses a scraped car waste screw dismantling device, an adjusting bolt is screwed inside the middle end of each fixed plate and the middle end of each movable plate through threads in a penetrating mode, a lifting plate is rotatably installed at the bottom of each adjusting bolt through a bearing, and the lifting plates are located at the bottoms of the fixed plates and the bottoms of the movable plates. A fixed suction cup is fixedly installed on the surface of the bottom of each lifting plate, connecting plates are fixedly installed on the surfaces of the two ends of the side edge of each fixed plate, a rotating screw rod is rotationally installed between the middle ends of every two sets of connecting plates in a penetrating mode through a bearing, and a connecting block is fixedly connected to the surface of the outer side of the middle end of each rotating screw rod in a sleeving mode; and the outer side surface of each connecting block is fixedly connected with the outer side of the movable plate. According to the technical scheme, the bottom end of the fixing suction cup is attached to the outer side of the metal plate all the time to fix the whole disassembling mechanism, labor consumption needed by an operator for disassembling screws on the surface of the metal plate is reduced, and the screw disassembling efficiency is improved.

This utility model discloses a quick-disassembly piston, including a cylinder body. A protrusion is integrally formed on the inner side of the cylinder body. Supports are fixedly installed on both sides of the protrusion. A rotating shaft is fixedly installed on the outer side of the support. Two locking members, arranged vertically, are rotatably mounted on the surface of the rotating shaft. Both locking members are hinged to the rotating shaft. A locking block is fixedly connected to the inner side of each locking member. A piston pin is inserted into the inner side of the protrusion. Both ends of the piston pin are inserted with locking rods. One end of each locking rod has a groove that matches the locking block. This utility model adopts a pin-clamping structure design. When disassembling the piston, the pin can be pulled out and removed simply by unlocking the clamping structure from the outside, thereby disassembling the piston rod. This allows for quick disassembly of the piston without the aid of tools, improving disassembly efficiency and providing convenience and assistance for users.

A power battery module disassembly table includes a disassembly table body. A first baffle and a second baffle are arranged along the length of the upper surface of the disassembly table body, and are staggered horizontally. The upper surface of the disassembly table body includes two workstation areas located outside the first and second baffles and a junction area between them. The workstation areas are divided into a disassembly area and a placement area. A lifting groove is provided in the disassembly area, and a lifting plate is installed at the lifting groove. A drive assembly is provided at the bottom of the disassembly table body, capable of driving the lifting plate to move up and down. The ability to drive the lifting plate in the disassembly area to move up and down allows battery modules to be placed on the lifting plate, enabling workers to flexibly adjust the distance between themselves and the battery modules according to height requirements, reducing the workload of disassembly personnel and improving disassembly efficiency.

The utility model discloses a disassembling tool suitable for multi-size batteries, which comprises a lifting workbench, a limiting mechanism, a disassembling mechanism and a mounting side plate, one side of the lifting workbench is provided with the mounting side plate, the top of the lifting workbench is correspondingly provided with the limiting mechanism, and the space between the limiting mechanism and the mounting side plate is used for clamping the batteries; a cutting through groove is formed in the mounting side plate, a disassembling mechanism is mounted on the back side of the mounting side plate and comprises a linear driving mechanism and a cutting mechanism, the cutting mechanism is mounted on the linear driving mechanism, and the linear driving mechanism is used for driving the cutting mechanism to linearly move in the length direction of the cutting through groove; and a cutting blade of the cutting mechanism penetrates through the cutting through groove and cuts the battery. According to the utility model, the long side surface and the short side surface of the battery can be respectively cut and disassembled by changing the fixing position of the battery, so that the disassembling efficiency is effectively improved, and the practicability is better.

The utility model relates to the technical field of medical instruments, in particular to an olecranon nail bin with an elastic locking mechanism and capable of being quickly disassembled and assembled for an endoscope anastomat, which consists of an olecranon part, a connecting part at the rear end of the olecranon part and a nail bin. And the connecting part is provided with a mounting groove for accommodating the rotatable fixed block and the spring for locking. A locking groove is formed in the bottom of the butt joint groove. When the connecting part is embedded into the butt joint groove, the fixing block compresses the spring to be hidden, and after complete insertion, elasticity of the spring enables one end of the fixing block to enter the locking groove to limit pulling-out of the connecting part.

The utility model discloses a crystalline silicon photovoltaic module carrying mechanism which comprises a heat preservation conveying vertical frame, the upper surface of the heat preservation conveying vertical frame is fixedly connected with a heat preservation box, electric heating pipes are evenly arranged on the inner wall of the heat preservation box, and through holes for photovoltaic modules to enter and exit are formed in the two ends of the heat preservation box. According to the photovoltaic panel disassembling device, the heat preservation box is arranged to be matched with the electric heating pipe, so that a photovoltaic panel entering the heat preservation box is heated, glue and other substances are softened, follow-up back plate disassembling and glue film shoveling are facilitated, and the photovoltaic panel disassembling efficiency is improved.

The invention relates to the technical field of photovoltaic panel detection, in particular to a deformation detection method and system for a photovoltaic panel, and the method comprises the steps: collecting the distance between a central point of a plurality of ROI regions of a to-be-detected photovoltaic panel and an image collection device; and constructing a deformation state array, calculating unequal times of element values in the deformation state array and the standard state array, and calculating a deformation index by using the sum of the unequal times. The problem that an existing photovoltaic panel deformation detection method is high in complexity is solved.

The invention discloses an intelligent traceability management system based on electronic equipment recovery, and relates to the technical field of electronic equipment recovery, and the system comprises the following steps: S1, equipment filing; s2, signing a multi-dimensional authorization protocol; s3, performing on-site multi-dimensional scanning detection; s4, on-site privacy processing is carried out; and S5, full-link evidence storage of the block chain is carried out. According to the intelligent traceability management system based on electronic equipment recovery, privacy data are accurately identified through on-site multi-dimensional scanning detection, and a list which only displays types and numbers is generated, so that specific sensitive contents are prevented from being exposed; performing grading processing according to the data leakage hazard degree; the processing process is transparently displayed to the user, key steps need to be confirmed by the user, an electronic certificate containing a two-dimensional code is generated on site, and block chain full-link evidence storage is matched, so that the user can master the privacy processing progress in the whole process, and iron certificates are provided for subsequent privacy security disputes; the problems that in traditional recycling, privacy processing is black, user worries are leaked, and responsibilities are difficult to define are effectively solved.

The invention relates to an auxiliary tool for disassembling a hydraulic tappet and a rocker arm of an engine, the auxiliary tool comprises a supporting base, a sliding support, a mounting base and an abutting assembly, the supporting base comprises two fixing frames arranged in a spaced mode, and the two fixing frames are used for being detachably connected with a cylinder cover of the engine; the sliding support is connected to the two fixing frames in a sliding mode. The mounting base is slidably connected to the sliding support. The abutting assembly comprises a driving piece, an abutting piece and an angle adjusting piece arranged on the mounting base, the driving piece is used for driving the abutting piece to abut against a valve spring seat of the engine so as to compress a valve spring of the engine, and a certain gap is formed between the upper portion of the valve spring and the rocker arm; the rocker arm and the hydraulic tappet can be easily disassembled through the gap, and the hydraulic tappet and parts around the rocker arm do not need to be disassembled, so that time waste is avoided, the cost is saved, and the disassembling efficiency is improved; the angle adjusting piece is used for adjusting the angle of the driving piece so as to adjust the angle of the abutting piece.