42results about How to "Reduce traction" patented technology

The invention discloses a cover plate assembly and a battery, and relates to the technical field of batteries, the cover plate assembly comprises a cover plate, a pressing ring and a pole, and the cover plate is provided with a mounting hole arranged in a front-back penetrating manner along the thickness direction of the cover plate; the pole is arranged in the mounting hole in a penetrating manner; the pressing ring is arranged on the front side of the cover plate and sleeves the pole, and the pressing ring is welded and fixed with the peripheral side of the pole; the width of the pressing ring is W, the thickness of the pressing ring is H1, the diameter of the pole is D, and the area of the front end face of the pole is S. By controlling the width W of the pressing ring and the diameter D of the pole, the pressing ring can provide enough welding area, and the welding mark can reach enough connection width, so that stable connection between the pole and the pressing ring is ensured; by controlling the thickness H1 of the pressing ring and the area S of the front end face of the pole, the welding mark can reach enough connection depth, the connection force of the welding mark is improved, and the problem of welding failure of the pole and the pressing ring is effectively avoided.

The invention relates to the technical field of composite materials, in particular to a long glass fiber reinforced plastic preparation process autonomous regulation and control method based on image vision, which comprises the following steps: judging the color difference interval of glass fiber and a standard sample, and judging whether floating fiber exists in colloidal particles or not according to the color difference interval; judging whether the floating fiber condition is in a first floating fiber degree or a second floating fiber degree according to the floating fiber ratio; in the first fiber floating degree, judging that the fiber floating reason is insufficient and non-uniform impregnation according to the diameter difference between the material diameters; judging whether the equipment parameters are in a preset range, and adjusting the equipment parameters; in the second floating fiber degree, the deviation condition is judged according to the diameter difference value of the materials; and judging whether the offset degree is a first category or a second category according to the offset, analyzing the offset trend, and adjusting the proportion or traction force of the polypropylene resin. By performing image view analysis on the colloidal particles prepared from the long glass fiber reinforced plastic, the reason of fiber floating is judged, and the preparation process is correspondingly regulated and controlled.

The utility model provides an engineering building scaffold convenient to feed, which belongs to the technical field of scaffolds and comprises a scaffold body, a mounting plate arranged on one side of the top of the scaffold body, a triangular fixing frame arranged on one side of the mounting plate, supporting frames arranged on two sides of the bottom of the triangular fixing frame, and guide rails arranged on two sides of the supporting frames. A moving block is slidably connected into the guide rail, a moving pulley is rotatably connected to the inner side of the moving block, an article placing frame is arranged at the bottom of the moving block, an upper traction wheel is rotatably connected to the top of the supporting frame, a synchronous motor is embedded in one side of the supporting frame, a winding shaft is fixedly connected to the output end of the synchronous motor, and a traction cable is arranged among the winding shaft, the moving pulley and the upper traction wheel. According to the engineering building scaffold convenient to feed, the traction force of the output end of the synchronous motor is reduced through the movable pulley of the movable pulley structure, the load of the output end is reduced, and therefore heavier objects can be pulled through smaller power.

The utility model discloses a suspension type bracket for a load-bearing cable of a large-span cable crane system, which relates to the technical field of cable brackets and comprises a U-shaped main frame body, and the main frame body comprises a transverse frame and vertical frames arranged at two ends of the transverse frame; a bottom riding wheel frame is arranged in the middle of the transverse frame, and a plurality of riding wheels are arranged on the bottom riding wheel frame; inclined wheel frames are arranged between the two ends of the bottom riding wheel frame and the middle upper part of the vertical frame in an inclined upward manner; inclined wheels are arranged on the inclined wheel frames; traveling wheel frames are arranged on the outer sides of the tops of the vertical frames, traveling wheels are arranged in the traveling wheel frames, rope clamps are arranged on the outer sides of the traveling wheel frames, and blocking rods are arranged on the portions, close to the bottoms of the traveling wheels, of the traveling wheel frames. The utility model is suitable for the bearing cable of the large-span cable crane system, and can effectively assist the construction of the main cable.

The present invention discloses a rod casting machine, comprising a shaft, a fixed bracket located inside the shaft, a forming mold located above the fixed bracket, a liquid discharge mechanism connected to the forming mold, a cooling mechanism connected to the forming mold, a lifting mechanism connected to the fixed bracket, and a limiting mechanism located between the shaft and the fixed bracket; the limiting mechanism comprises a limiting track located on the inner wall of the shaft and a limiting block located on the side wall of the fixed bracket. The rod casting machine provided by the present invention, through the setting of the limiting mechanism, prevents the position deviation and lateral displacement of the fixed bracket without affecting the up and down movement of the fixed bracket, ensures the linear movement of the fixed bracket in the vertical direction, avoids the bending of the aluminum rod due to the position deviation and lateral displacement of the fixed bracket, thereby improving the quality of the aluminum rod and extending the service life of the extruder.

The invention relates to a double-portal-frame traction walking wheel type main cable maintenance platform and a traction advancing method. The maintenance platform comprises an outer portal frame and an inner portal frame. The outer portal frame comprises outer front and rear door frames and a guide rail A; traction connecting assemblies A are mounted on the left side and the right side of the outer front door frame; the inner portal frame comprises an inner front door frame, an inner rear door frame and a middle truss frame. Traction connecting assemblies B are installed on the left side and the right side of the inner front door frame. The traction connecting components A and B are respectively connected with the traction mechanism; a step of a traction advancing method; the movable pulley and the fixed pulley are sequentially arranged in the traction direction, and the needed traction force is greatly reduced through conversion of the movable pulley and the fixed pulley; along with the increase of the splicing number of the maintenance platforms, the maintenance length of the main cable can be expanded, the required traction force is further reduced, the adaptability of the maintenance platforms under different working conditions is enhanced, and diversified maintenance requirements are better met; the traction walking method guarantees the effective load of the maintenance platform and improves the high-altitude obstacle crossing ability of the maintenance platform.

The present invention relates to the technical field of optical fiber strength testing, and provides an optical fiber screening strength testing device, comprising: an optical fiber screening machine; a first wheel assembly, arranged on a panel of the optical fiber screening machine, an optical fiber wound around the first wheel assembly, and both ends of the optical fiber connected to the optical fiber screening machine; wherein, after the optical fiber is wound around the first wheel assembly, a plurality of bends are formed, so that the bends generate bending stress. The optical fiber screening strength testing device provided by the present invention, by setting the first wheel assembly, forms a plurality of bends when the optical fiber is wound around the first wheel assembly, and each bend generates bending stress, and the bending stress is combined with the tensile stress of the optical fiber screening machine, which can reduce the traction force required by the optical fiber screening machine at the screening strength, so that the optical fiber screening machine with a smaller traction force can also test the screening strength of optical fibers with large core diameters, thereby enhancing the versatility of the optical fiber screening machine.

The present invention discloses an underground life-saving equipment, including a life-saving tube, three fixing bars are installed on the outer wall of the life-saving tube, a positioning angle is installed on the fixing bar, a telescopic cylinder is installed on the positioning angle, a pushing block is installed on the end of the piston rod of the telescopic cylinder, two connecting plates are installed on the pushing block, a first rotating block is rotatably installed on the connecting plate, a spring is installed on the first rotating block, the first rotating block is connected to the second rotating block through the spring, the two second rotating blocks are respectively rotatably connected to two side plates, four rotating rods are rotatably installed on the two side plates, and the rotating rods are rotatably connected to the fixing bars. The present invention drives the life-saving tube to move upward through three climbing crawlers, and at the same time, an electric hoist pulls the life-saving tube upward, and the life-saving tube finally rises to the wellhead position to complete the rescue, thereby solving the problem that the traction rope may break during the rescue of underground life-saving equipment in the prior art, and the technical problem that the traction of trapped persons during the rescue is not stable and safe.

The invention provides a train operation control method and device, electronic equipment, a storage medium, a program product and a train, and is applied to the technical field of railway vehicles. The train operation control method comprises the steps that a first control instruction is generated in response to a received first early warning signal indicating a short-circuit fault of at least one first fault traction motor, the first early warning signal is generated in response to detection that at least one first fault traction motor exists, the first fault traction motor is in a fault detection period, and the first control instruction is generated in response to the short-circuit fault of at least one first fault traction motor. A traction motor having two first target windings or a traction motor having two second target windings; and a first control instruction is sent to a traction control unit, so that the traction control unit adjusts the traction force of the at least one first fault traction motor into a first target traction force according to the first control instruction, and the first target traction force is smaller than the traction force of the first fault traction motor before the fault.

The utility model provides a stacking device and a transportation system.The stacking device comprises a fixing frame, a lifting device and a lifting device, the movable bracket is arranged on the fixed frame and can move relative to the fixed frame in the height direction of the fixed frame; the supporting arm is arranged on the movable bracket; the lifting assembly is connected with the movable support and is configured to drive the movable support to move along the fixed frame so as to enable the supporting arm to move to a designated position; wherein the movable bracket comprises a first movable bracket and a second movable bracket; the first movable bracket is arranged on the fixed frame; the second moving support is connected with the first moving support and the supporting arm and is configured to move synchronously with the first moving support. The device has an adjustable multi-height stroke range, and the supporting arm can reach any position specified by a worker so as to meet the operation requirements of different heights; compared with the prior art, a plurality of original stackers can be replaced by only one device, so that the problem of collision in the disassembly and assembly process is avoided, and the safety in the disassembly and assembly process is ensured.

The present application relates to the field of wastewater treatment, especially to a kind of wastewater treatment equipment for ceramic tile production, including flocculation tank, sedimentation tank, outlet channel, mud suction pipe, diversion tank and storage tank etc.;The right part of flocculation tank is connected with sedimentation tank;Several outlet channels are installed in the right part of sedimentation tank;Extension is arranged on sedimentation tank;Diversion tank is installed on sedimentation tank;Storage tank is installed on sedimentation tank, and storage tank is communicated with diversion tank;Several mud suction pipes are installed in diversion tank and storage tank.The extension is additionally arranged in the right part of sedimentation tank, the travel of water flow is increased, so that the particle moving to the right can continue to move to the right through the traction area of outlet channel, and the particle is prevented from staying in the traction area of outlet channel and being dragged into it by surrounding water flow, so as to affect the treatment of ceramic tile wastewater.

The utility model provides a double-layer kiln car capable of swinging, which relates to the technical field of kiln cars, and comprises a walking chassis, a heat preservation brick layer and a mold, the walking chassis is used for driving a part placed above the walking chassis to walk along a straight line, and the kiln car further comprises a swinging chassis arranged on the walking chassis. A heat preservation brick layer and a mold are sequentially placed above the swing chassis from bottom to top, the swing chassis can drive the mold to do reciprocating motion to receive materials in the direction perpendicular to the walking direction of the walking chassis, and the double-layer kiln car is large in size, large in load and high in practicability.

The utility model belongs to the technical field of electric power engineering, and particularly relates to an electric power engineering exposed line protection device which comprises an upper shell and a lower shell, a connecting rod is connected between the upper shell and the lower shell, the top end of the upper shell is detachably connected with a top cover, a plurality of arc-shaped connecting plates are arranged outside the lower shell, and the arc-shaped connecting plates are detachably connected with the top cover. A folding connecting part is connected between every two adjacent arc-shaped connecting plates, wiring holes are formed in the arc-shaped connecting plates, and sealing baffles are hinged to the interiors of the wiring holes; the connector of the cable can be closed, the position of the threading hole is adjusted according to the number of wires, the wiring position is limited, the traction force of the cable to the wiring position is reduced, the stability of the wiring position is kept, the connector of the cable is located in the inner cavity of the lower shell, disassembly and assembly are convenient during wiring and maintenance, and an insulating tape winding mode is replaced. And the dustproof and waterproof effects of the cable joint can be improved outdoors.

The present invention relates to the field of nanocrystalline soft magnetic technology, and specifically to a nanocrystalline soft magnetic composite device, process and multi-layer nanocrystalline soft magnetic structure, including an installation box, a mounting frame, an active unwinding mechanism and a transmission mechanism, a winding frame is rotatably installed on one side of the mounting frame, and a pressing mechanism is rotatably installed on both sides of the mounting frame, which is used to press the nanocrystalline soft magnetic layer, the double-sided adhesive layer, the PET protective film layer and the release film layer to form a multi-layer nanocrystalline soft magnetic structure. The present invention drives the winding frame, two sets of pressing mechanisms and the active unwinding mechanism to operate synchronously by opening the transmission mechanism to realize unwinding, pressing conveying and winding work, and the flow operation can improve the efficiency of the composite material of the device, and the active unwinding mechanism can actively unwind the coiled material, which can reduce the traction force of the nanocrystalline soft magnetic layer, the double-sided adhesive layer, the PET protective film layer and the release film layer during the feeding process, thereby ensuring the safety of the multi-layer nanocrystalline soft magnetic material during the transportation process.

The application discloses an integrated multi-stage control cervical vertebra traction device, which comprises a bed body, a rotatable head fixing mechanism is slidably arranged at the head position of the bed body, the head fixing mechanism comprises a movable headrest which is slidably arranged on the bed body, a supporting ring which is fixedly connected with the movable headrest, and a front supporting ring and a rear supporting ring which are rotatably connected with the two ends of the supporting ring; a traction mechanism is arranged on the bed body, the traction mechanism comprises an upper sliding block which is rotatably connected with the movable headrest and a pulling rope which pulls the upper sliding block, and the upper sliding block is slidably clamped on an upper sliding frame; the upper sliding frame is fixedly connected with a movable cylinder, the movable cylinder is slidably clamped in a positioning cylinder, and the movable cylinder and the positioning cylinder are in gear engagement or are not in contact. In the application, the problem that the traction force is difficult to control and the traction direction cannot be adjusted in the cervical vertebra operation is solved, the front supporting ring is clamped at the chin position of a patient, the rear supporting ring is fixed on the head of the patient, and the fixing and protection effects are achieved.

The invention relates to the field of wastewater treatment, in particular to wastewater treatment equipment for ceramic floor tile production, which comprises a flocculation basin, a sedimentation basin, a water outlet channel, a mud pumping pipe, a diversion basin, a storage basin and the like, the right part of the flocculation basin is communicated with a sedimentation basin; a plurality of water outlet channels are mounted at the right part of the sedimentation tank; an extension part is arranged on the sedimentation tank; a flow dividing tank is mounted on the sedimentation tank; a storage tank is mounted on the sedimentation tank and is communicated with the diversion tank; and a plurality of mud pumping pipes are arranged in the diversion pool and the storage pool. The extension part is additionally arranged at the right part of the sedimentation tank, so that the water flowing stroke is increased, particles moving rightwards can penetrate through the traction area of the water outlet channel to continue to move rightwards, and the situation that the particles stay in the traction area of the water outlet channel and are dragged and transferred into the traction area by surrounding water flow to affect treatment of ceramic floor tile wastewater is avoided.

The invention discloses a printing roller automatic polishing copper grinding water circulation treatment system and method, and relates to the technical field of gravure printing roller machining, the printing roller automatic polishing copper grinding water circulation treatment system comprises a copper grinding water guide-in pipe, a filtering mechanism is arranged on the right side of the copper grinding water guide-in pipe, and the left side of the filtering mechanism is matched with the right side of the copper grinding water guide-in pipe; the filtering mechanism comprises a dispersing unit, a magnetic attraction unit is arranged on the right side of the dispersing unit, the left side of the dispersing unit is matched with the right side of the copper grinding water guide-in pipe, and the magnetic attraction unit is used in cooperation with the dispersing unit; the filtering mechanism further comprises a stirring unit, a filtering unit is arranged in the stirring unit, the left side of the stirring unit is matched with the right side of the magnetic attraction unit, and the filtering unit is used in cooperation with the stirring unit. According to the printing roller automatic polishing copper grinding water circulation treatment system and method, metal particles can be treated in advance, liquid accumulation is avoided, the filtering and flocculation speed is increased, and impurities generated in the process are automatically cleaned.

The present invention discloses a three-way loading test device for underground engineering, including a fixed frame, a mobile material cart, a loading device, a traction system, and a hydraulic system. A vertical loading device is provided on the upper part of the fixed frame to realize loading in a first direction from top to bottom. A loading device is provided on the left side of the mobile material cart to realize loading in a second direction from left to right. A loading device is provided on the right side of the mobile material cart to realize loading in a third direction from right to left. The second loading direction is exactly opposite to the third loading direction and is perpendicular to the vertical first loading direction. A traction system is provided at the lower part of the mobile material cart to realize the moving of the mobile material cart into or out of the fixed frame. The hydraulic system provides a pressure load to the loading device. The present invention also discloses a loading test method for this test device. The use of the device and method can make the force of the test model more realistic, and the test process is more convenient and quick, and the test cost is lower.

The application discloses a kind of traction dynamic adjustment's roller device and method, belong to the technical field of braiding machine, including support plate and the two rollers being arranged between support plate;Driving roller and driven roller are all included driving rod, driven rod, roller rubber tube, baffle, rotating shaft and traction adjustable support mechanism;Support plate is provided with roll gap adjusting mechanism, and roll gap adjusting mechanism includes two groups of adjusting components installed on support plate and synchronous component installed on adjusting component;Through the above mode, the tensioning degree of roller rubber tube can be adjusted by changing the distance of the axis of driving rod and driven rod through traction adjustable support mechanism, so as to realize the dynamic adjustment of the traction of roller, so that the traction demand of different material fabrics is adapted to roller, and through the way that roller rubber tube is tensioned through traction adjustable support mechanism after being sleeved, the replacement difficulty of roller rubber tube can be effectively reduced.

The present invention relates to the field of single crystal silicon manufacturing equipment, and more specifically, to a weight structure for preventing resonance jitter in a single crystal furnace, comprising: an upper weight assembly, a lower weight assembly and a vibration reduction connection seat, the vibration reduction connection seat having a joint for connecting with a wire rope; the top and bottom of the upper weight assembly are respectively connected to the vibration reduction connection seat and the lower weight assembly; the lower weight assembly is equipped with a center of gravity adjustment assembly. The weight structure for preventing resonance jitter of the present invention adopts a split structure setting, and the upper weight assembly and the lower weight assembly can be disassembled, which is convenient for inspection, maintenance or replacement, and can reduce the maintenance cost after damage; the vibration reduction connection seat is connected to the upper weight assembly, and is connected to the wire rope through the vibration reduction connection seat, which can play a certain degree of buffering and vibration reduction role, thereby improving the balance stability of the present invention.

The invention belongs to the technical field of lumbar traction, and discloses a portable lumbar traction device which comprises a waist fixing plate and a folding assembly arranged on the waist fixing plate and further comprises a stretching assembly arranged on the folding assembly and a massage assembly arranged on the folding assembly. According to the design scheme, the foldable traction unit is innovatively introduced, convenient folding and unfolding operation of a core assembly of the device is achieved, on the basis that the stability in the using process is guaranteed, the size of the device is remarkably reduced, the portability is greatly improved, and the technical problem that an existing lumbar traction device is poor in portability is effectively solved; according to the device, integrated design is adopted, the double functions of lumbar traction and waist muscle massage are achieved through the single water pump, accurate adjustment of traction force and massage strength is achieved through the traction adjusting unit and the pressing adjusting unit, and the technical bottlenecks that in the prior art, traction force cannot be adjusted, and the waist muscle massage relaxing function is lacked are overcome.

This invention discloses an auxiliary conveying mechanism for cable production and its working method. The auxiliary conveying mechanism is mounted on a cooling water tank body and includes a bridge trolley and guide rails. Two guide rails are symmetrically arranged outside the side walls of the cooling water tank body and laid along its length. The bridge trolley spans the width of the cooling water tank body, and the bottom of the trolley's upright plate is slidably connected to the two guide rails. The cable end that needs to pass through the cooling water tank body is placed on the bridge trolley and pulled from one end of the extruder to the other by a traction rope. This invention reduces the difficulty of conveying heavy cables on the cooling water tank during the cable threading process, saves manpower, and avoids water immersion of the cable end.

The utility model provides an anti-falling device for high-rise cable laying, belongs to the technical field of high-rise cable laying, and effectively solves the problems that when a high-rise cable is laid at present, the whole cable is easy to fall, the stress point of a pulled cable part is increased, the cable structure is deformed and damaged, and the like. According to the technical scheme, the cable pay-off mechanism is used for winding a cable and paying off the cable according to a certain speed, the cable conveying mechanism is used for conveying the cable paid off by the cable pay-off mechanism according to a specified direction, and the anti-falling mechanism is used for effectively and rapidly clamping the falling cable. The high-rise cable laying anti-falling device provided by the utility model has the beneficial effects that the laying efficiency of the cable can be improved, and the laying safety performance of the cable can be ensured.

The present application belongs to the technical field of commodity information processing, and particularly relates to a commodity same-model identification method and system based on a large language model. The method obtains text information and image information of a to-be-built library commodity and a to-be-searched commodity, and after processing such as field segmentation, unit of measurement normalization, and abnormal character filtering, constructs a field text sequence and an image block sequence; then, in combination with field weights and field confidence masks, cross-modal alignment is performed on field text vectors, main image global vectors, and detail image local vectors to obtain fusion feature vectors and attribute sub-vectors; subsequently, same-model determination is realized through candidate rough screening, attribute difference recheck, and critical sample re-trial, and the model is updated through misjudgment sample back-feeding. The scheme can reduce the interference of noise fields and abnormal data on the identification result, and enhance the ability to distinguish commodities that are similar in appearance but different in model, specifications, or packaging quantity.

The invention relates to the technical field of micro display screens, in particular to a micro display screen bonding wire bonding device and method.The inner side of a turning plate is pressed on the outer wall of the front end of a bonding wire, an insertion plate pressed on the upper end face of a ceramic half column is arranged at the upper end of the turning plate, and a limiting side frame is arranged on the rear side of an adjusting frame; the welding device has the beneficial effects that the ceramic half columns with the wire inner grooves are arranged, so that clamping of a welding wire is achieved, transverse driving and lifting pressing fit are matched, welding position adjustment is achieved, meanwhile, in the driving process, fixing of the turning plate is achieved, and the welding position is adjusted. The position of the welding wire is further limited through the turning plate, after welding is completed, fixing of the welding wire is automatically relieved through drive reset, the purpose of automatic and efficient wire loosening is achieved, traction to the welding wire is reduced in cooperation with lifting of the supporting roller, and the stability and convenience of wire loosening are improved.

The present invention provides a variable-pressure counterweight self-adjusting elevator, which includes a hoistway, a car, a traction mechanism, and a counterweight block. The traction mechanism is installed at the upper part of the hoistway, and the traction mechanism is connected to the car and the upper part of the counterweight block through steel cables. A circular tube-shaped air passage pipe is also vertically installed in the hoistway, and the interior of the air passage pipe is processed into a smooth surface. The counterweight block is cylindrical, and the counterweight block is slidingly sealed and installed inside the air passage pipe. The upper part of the air passage pipe is open and the lower part is sealed. The lower part of the air passage pipe is equipped with a main air release valve. The elevator has a simple structure and is easy to use. The counterweight of the elevator car can be adjusted, and the use is safer. At the same time, the gravitational potential energy of the elevator car can be collected and reused, which greatly reduces the energy consumption of the elevator operation.

The utility model relates to the technical field of bridge construction, and particularly discloses a traction cable anti-falling structure which comprises a bearing cable and a roller, the bearing cable is installed between catwalks on the two sides, the bearing cable is located below the traction cable, the bearing cable supports the traction cable and reduces tension generated by natural falling of the traction cable, and the roller is rotatably installed on the bearing cable and can rotate around the bearing cable. The plurality of bearing cables are arranged between the catwalks at intervals in the length direction of the traction cable, and provide support for a plurality of positions of the traction cable; the roller is installed on the bearing cable through a bearing, friction force between the roller and the bearing cable is reduced, and sliding of the traction cable on the roller is facilitated. Limiting plates are arranged on the two sides of the roller to limit the bearing, so that the roller cannot freely slide on the bearing cable. The bearing cable is arranged between the catwalks, the rollers are arranged on the bearing cable, the traction cable is supported by the bearing cable, the traction cable slides on the rollers, tension generated by falling of the traction cable is effectively reduced, traction force is reduced, and construction operation is facilitated.

The utility model discloses an automatic material frame which comprises a motor, a thrust bearing is connected outside an output shaft of the motor in a sleeved mode, a consumable disc is arranged at the top of the thrust bearing, a shaft pin connected with the output shaft of the motor is arranged inside the lower portion of the consumable disc, and a material frame body is fixedly arranged on the inner wall of the top of the consumable disc. A wire is wound on the material frame, and a magnetic damping tension controller is arranged at the end, away from the motor, of the wire. When the wire is pressed and the like, the motor provides certain assistance, and compared with a common material frame, the wire feeding mode can be flexibly adjusted according to the wire feeding condition of the material disc, so that the phenomena of wire feeding slipping and unstable discharging are reduced, and continuous and stable wire feeding is realized.

The present invention relates to the technical field of composite materials, and in particular to an autonomous control method for the preparation process of long glass fiber reinforced plastics based on image vision, including judging the color difference interval of glass fiber and standard sample, judging whether there is floating fiber in the colloid according to the color difference interval; judging whether the floating fiber situation is at the first floating fiber level or the second floating fiber level according to the floating fiber ratio; when the first floating fiber level is reached, judging the cause of the floating fiber as insufficient and uneven impregnation according to the diameter difference between the material diameters; judging whether the equipment parameters are within a preset range and adjusting the equipment parameters; when the second floating fiber level is reached, judging the offset according to the diameter difference of the material; judging the offset degree as the first category or the second category according to the offset amount, analyzing the offset trend, and adjusting the ratio or traction strength of the polypropylene resin. The present invention judges the cause of the floating fiber and controls the preparation process accordingly by performing image view analysis on the colloid prepared by long glass fiber reinforced plastics.