29results about How to "Avoid quality hazards" patented technology

This utility model relates to the field of wire rod production technology and discloses a high-speed wire rod outlet guide structure, installed at the outlet of a rolling mill. The high-speed wire rod outlet guide structure includes a guide tube and a locking assembly for fixing the guide tube. A flushing port, communicating with the interior of the guide tube, is inclinedly arranged on the side wall of the guide tube's inlet end. The flushing port is connected to a water supply device and extends inclinedly from the outer wall of the guide tube towards the inner wall of the guide tube, from the inlet end of the guide tube towards the outlet end of the guide tube, to supply water into the guide tube and flush it. This high-speed wire rod outlet guide structure replaces the original two-piece outlet guide structure, eliminating the problems of iron oxide scale accumulation and scale buildup in gaps. Furthermore, the flushing port, inclinedly arranged on the side wall of the guide tube's inlet end and communicating with the interior of the guide tube, supplies water into the guide tube and flushes it, ensuring that there is no residual scale or iron oxide inside the guide tube, eliminating potential quality problems, and reducing the labor intensity of on-site workers.

The utility model belongs to the field of building construction, and particularly relates to a ditch cable trough template fixing device relying on a duct piece bolt, which comprises a cross beam and a carrying pole beam arranged on the cross beam in a sliding mode. The two ends of the cross beam are connected with circumferential bolts of the duct pieces; and the carrying pole beam is connected with a pressing beam of the ditch cable trough template. According to the device, on the premise that expansion bolts are forbidden to be arranged on the concrete duct piece in a driving mode, operability and convenience of reinforcement of the ditch cable trough formwork are fully considered, potential quality hazards are eliminated, applicability of the ditch cable trough formwork is enhanced, the quality requirement for protection of a finished concrete duct piece product is met, it is ensured that the duct piece is attractive in appearance, and the overall image of a tunnel is improved.

This utility model discloses a novel submersible motor upper seat structure for wells, including a motor upper seat with an oil chamber and a bearing chamber inside. A mechanical seal chamber is located above the bearing chamber for installing the mechanical seal. The oil chamber and the mechanical seal chamber are connected by a slot. Positioning holes are evenly distributed along the circumference of the side of the motor upper seat, with the positioning holes positioned higher than the highest point of the oil chamber, and the highest point of the mechanical seal chamber higher than the oil chamber. This utility model modifies the positional relationship between the oil chamber, the mechanical seal chamber, and the positioning holes, reducing quality risks in casting and machining, improving product quality and production efficiency; it increases oil saturation, completing oil injection in one step, significantly saving labor costs; the upper seat is made of hard-anodized aluminum alloy, which has low cutting resistance, is easy to machine, causes less tool wear, is less prone to corrosion, has minimal impact on the appearance of the electric pump, and has a cost similar to that of gray cast iron upper seats. Aluminum alloy is lightweight, reducing transportation and assembly costs, and has good thermal conductivity, which can lower the temperature of the motor during operation.

The utility model relates to the technical field of drying ovens, in particular to a device for evenly drying all layers of glass fiber yarn balls in a drying oven. Comprising a drying furnace, a wet base yarn winding vehicle, a heat exchanger, an inclined plane flow guide plate and a mounting assembly, and the inclined plane flow guide plate and the horizontal plane of the bottom in a single area of the drying furnace form a 30-degree angle after being mounted through the mounting assembly. Original wind direction is changed from top downward all vertical wind direction to lower part 30-degree inclined wind direction, hot wind direction diversion is carried out, wind direction on one side of a wall corner of a furnace body which does not need too much hot wind originally is directly guided to the lower layer of a yarn vehicle which needs too much hot wind, hot wind loss is reduced, and therefore the situation that a heat exchanger of a single area of the drying furnace is insufficient in heat exchange capacity can be avoided. The problem that the film forming time of a lower-layer product of a yarn vehicle is short due to the fact that the film forming time is short is solved, potential quality hazards of baked products are reduced, the product baking effect is improved, and the product quality stability is enhanced.

The pressure-sensitive color-developing flexible thin film assembly comprises a first thin film and a second thin film, the first film comprises an upper layer and a lower layer, the upper layer is a transparent protective layer, and the lower layer is a pressure-sensitive developing capsule layer; the second film comprises an upper layer and a lower layer, the upper layer is a color developing agent layer, and the lower layer is a substrate layer; when the pressure-sensitive color developing capsule is broken, a dye precursor flows out, and the dye precursor can react with the color developing agent layer to develop color. According to the invention, a hard paper substrate in traditional pressure sensitive paper is improved, and a gauze element or a fabric with relatively high flexibility is adopted, so that the laying property of the pressure sensitive paper is ensured, and the pressure sensitive paper can be tightly laid on the surface of a curved-surface-shaped workpiece.

The present application relates to a kind of from bottom to top hole foundation assembly type retaining wall construction method, comprising the following steps: S1, excavate first section retaining wall earthwork;S2, install first section retaining wall and retaining wall chuck and the two are assembled together;S3, erect assembly type retaining wall construction equipment, the 3 hoisting points of first section retaining wall are docked with the 3 hoisting lines of the 3 electric winches of assembly type retaining wall construction equipment;S4, excavate second section retaining wall earthwork;S5, install second section retaining wall in the upper portion of first section retaining wall and connect together;S6, first section retaining wall and retaining wall chuck are disassembled;Start assembly type retaining wall construction equipment, release hoisting line, so that first section retaining wall and second section retaining wall overall settlement;S7, after first settlement is completed, retaining wall chuck and second section retaining wall are assembled together;S8, the method of steps S4-S7 is repeated to carry out cyclic operation, until all retaining wall is installed in place.The method can effectively reduce construction difficulty and operation risk, improve construction efficiency, improve construction quality.

The utility model discloses a fixing structure for a lower swing arm of a new energy automobile, which belongs to the related technical field of automobile structures and comprises a frame, a first fixing seat, a first elastic flat washer, a second fixing seat, a second elastic flat washer, the lower swing arm, a third fixing seat, a third elastic flat washer, a fourth fixing seat and a fourth elastic flat washer. The first fixing seat and the second fixing seat as well as the third fixing seat and the fourth fixing seat are of split structures and are welded on the frame in pairs, so that the stress of the fixing seats is reduced, the strength of the fixing seats is improved, and the potential quality hazard that the fixing seats are cracked and fractured under the conditions of high load and long-time use is solved; the lower swing arm first spacer bush and the lower swing arm second spacer bush are connected with the fixing seat and the middle through the elastic flat washers, stability and reliability of connection between the lower swing arm and the fixing seat are improved, the potential quality hazard that the lower swing arm is loosened and generates abnormal sound under high load and long-time use is solved, and the lower swing arm is suitable for being further popularized and used by large and small vehicle factories.

The invention discloses a defect detection method and system for a secondary battery and a storage medium, and relates to the technical field of intelligent manufacturing of batteries. The method comprises the following steps: accurately associating winding alignment degree (X-ray) and tab welding spot (visible light) data on a high-speed production line to a unique battery cell ID through a time axis synchronous triggering mechanism, and constructing a multi-modal feature sequence; the method focuses on critical morphology characteristics of which physical quantities are at qualified boundaries, the critical morphology characteristics are input into a deep learning model containing physical mechanism constraints, a nonlinear coupling relationship between morphology and electrochemical performance is analyzed, and failure probability distribution is output. And based on the risk identification result, physical interception is executed before capacity grading formation, or an adaptive drift compensation signal is sent to front-end manufacturing equipment. According to the method, the problem of high-speed data alignment is solved, and the spanning from microstructure detection to electrochemical performance estimation and process closed-loop self-healing is realized.

The invention relates to a GIL movable three-pillar grounding structure which comprises a shell and three movable pillars located in the shell, the ends, close to the shell, of the three movable pillars are fixedly connected with metal inserts, the metal inserts are fixedly connected with particle traps, and the inner wall of the shell is connected with magnetic electrodes in a magnetic attraction mode. According to the invention, the internal magnetic electrode shell is fixed on the inner wall of the shell through the magnet which provides attraction force from the outside, and grounding of the movable three pillars is realized through the flexible lead, so that the magnetic electrode shell is electrically connected with the metal insert through the flexible lead, and the magnetic electrode shell is electrically connected with the metal insert through the flexible lead. When the three movable supporting columns move back and forth in the shell, the internal magnetic electrodes do not move, and the flexible wires compensate the movement amount of the three supporting columns, so that the potential quality hazard of grounding faults caused by metal particles generated by frequent friction between the existing internal grounding probe structure and the inner wall of the shell is eliminated, and the GIL grounding probe has the advantages of simple and reliable structure and capability of integrally improving the performance of the GIL.

The utility model relates to a pipeline for checking vulcanization temperature in real time, and belongs to the field of tire vulcanization devices. The first filter, the regulating valve and the third stop valve are connected in series together, are connected with the second stop valve in parallel, are connected with the first stop valve and the steam inlet main branch pipeline in series together, and are jointly connected to the steam inlet main pipeline; the vulcanizing machine upper hot plate, the mold sleeve and the vulcanizing machine lower hot plate are connected in series through a first metal hose and a second metal hose and are connected to the steam inlet main branch pipeline; the temperature transmitter, the pipeline temperature measuring device, the second filter, the steam trap and the fourth stop valve are connected in series, an inlet is connected to a lower hot plate of the vulcanizing machine, an outlet is connected to the condensate drainage main pipeline, and the pipeline temperature measuring device is composed of a temperature measuring device outer shell, a temperature measuring device cover plate and a temperature measuring device cover plate rotating shaft. The temperature measuring device cover plate is hinged to the opening position of the temperature measuring device cover plate rotating shaft through the temperature measuring device cover plate rotating shaft. The device is convenient to mount and simple to operate, the replacement and maintenance cost is reduced, the vulcanization temperature can be displayed, and potential quality hazards are eliminated.

The application discloses a door and window production whole-process control system and method, which generates a globally unique code for each component in the design and disassembly stage, and attaches a two-dimensional code and RFID dual-mode label to the surface of the component to realize accurate identification in the whole life cycle. The system comprises a cutting plan module, which generates a cutting scheme according to a preset rule based on profile surplus material inventory, and binds the raw material batch; a central control unit maintains component state, order and batch information; each processing station is provided with a code reading, identity verification and equipment interlocking device; a linkage control logic module checks the binding state of the previous procedure and batch. The quality traceability database collects raw material, process, quality inspection, rework and user feedback data, and supports closed-loop tracing from raw materials to end users. The system effectively prevents misloading and mixed orders, improves material utilization, enforces process compliance, and significantly improves production quality and efficiency.

The utility model discloses a kind of pull-out type discharge covers of heating and humidifying equipment, it includes discharge cover frame body, discharge cover frame body includes symmetrically arranged left metal baffle and right metal baffle, rear end of left metal baffle and right metal baffle is connected together by rear metal baffle, front end of left metal baffle and right metal baffle is connected together by flexible curtain, so that left metal baffle, right metal baffle, rear metal baffle and flexible curtain are enclosed into the material conveying channel that heating and humidifying equipment discharge end is communicated with vibrating trough feed end, the surface of left metal baffle, right metal baffle and rear metal baffle is evenly arranged with metal net, the top of left metal baffle, right metal baffle is evenly arranged with push-pull slide rail.The utility model has the characteristics of reasonable structure design, strong practicality, convenient to use, small maintenance difficulty etc.

The application discloses a bottom mould floor support plate construction technology suitable for steel-concrete composite beam cast-in-situ bridge deck plate construction and belongs to the field of cast-in-situ concrete component form construction, which can solve the problems of difficult installation of the bottom mould of the steel-concrete composite beam cast-in-situ bridge deck plate, large waste of building materials, cost increase and slow construction period. According to the size of the floor support plate, the application performs line laying at a reinforcing position of the top plate of the steel beam, performs installation and connection, straightens, flattens, connects and fixes the arranged floor support plate. The connection between the floor support plates is reinforced by adding fillet welding. The two sides of the steel-concrete composite beam are each provided with a 70cm cantilever arm, and the concrete thickness is 20cm. The cantilever arm part of the side beam is constructed by using a hanging form method, a steel cantilever beam is arranged on the top of the steel beam to hang up the steel bar truss floor support plate bottom mould. After the floor support plate is paved, the steel bars are bound, and the bridge deck plate is poured. The steel bar truss floor support plate satisfies various loads such as structure and construction, can avoid construction procedures such as formwork erection, formwork removal, support system erection and removal and the like, and improves construction operation efficiency.

This invention discloses a turning and grinding device for the inner ring of a precision bearing, relating to the field of bearing grinding technology. It includes a bearing grinding box, with a first operating table fixedly installed on one side of the box. Two sets of electric slide rails are symmetrically installed on the first operating table. A second operating table is fixedly installed on one side of the first operating table, with a detection camera fixedly installed on the second operating table. A first movable seat is provided on the other side of the first operating table, and a grinding robot is detachably installed on the first movable seat. Through the coordinated use of the grinding clamping base, the detection camera, the grinding robot, and the grinding control system, the clamping force during grinding can be adaptively adjusted according to the bearing size. Simultaneously, the size of the grinding head for the inner ring can be adjusted according to different bearing sizes. Through the coordinated use of the detection camera and the grinding control system, the device identifies debris accumulation and adjusts the air cooling intensity, only activating liquid nitrogen when air cooling is saturated and the temperature continuously exceeds the standard.

This application relates to the field of vehicle cleaning technology, and in particular to a method, device, vehicle, medium, and program product for assessing waterway risks in a luggage compartment. The method includes: determining the simulated nozzle parameters of a water gun nozzle based on a pre-built simulation model; cleaning a target simulated vehicle based on the simulated nozzle parameters to obtain corresponding simulated waterway dripping results; if the simulated waterway dripping results do not meet preset dripping conditions, generating corresponding optimization measures until the preset dripping conditions are met, and determining the actual waterway dripping results in the luggage compartment of the target vehicle based on the optimization measures. This solves the problems in related technologies where the lack of simulation methods makes it difficult to accurately reproduce the dynamic distribution of water flow on the vehicle body under complex car wash conditions, and also makes it impossible to identify risks such as water accumulation areas and water droplet trajectories in advance, and even more difficult to provide high-precision data to support waterproof structure optimization and avoid related hidden dangers from the source.

The invention discloses a novel ZB415 cigarette filter tip end cleaning device and method, and relates to the technical field of tobacco mechanical equipment, the novel ZB415 cigarette filter tip end cleaning device comprises a compressed air pipeline and further comprises an air blowing plate, the air blowing plate is provided with a first plate face and a second plate face which are back to back, and the second plate face faces a second station filter tip end; the air inlet hole is formed in the first plate surface; and the air outlet hole is formed in the second plate surface and is communicated with the air inlet hole. The blowing plates are arranged on one side of the filter tip end of the second station at intervals, the compressed air pipeline is used for conveying airflow to the air inlet holes in the first plate face of the blowing plates, and the airflow stably enters the blowing plates through the vertically-guided air inlet holes and then is obliquely ejected to the filter tip end through the obliquely-arranged air outlet holes in the second plate face. Therefore, the pollution risk of the filter tip end of the cigarette is avoided, the potential quality hazard is avoided, and the quality of the cigarette product is further guaranteed.

The utility model discloses a bundling plate which comprises a plate body, the plate body is provided with two bundling grooves, the two bundling grooves both penetrate through the upper surface and the lower surface of the plate body, notches of the two bundling grooves are oppositely arranged, one side of the plate body is provided with a notch, and the other side of the plate body is provided with a clamping groove. The plate body is provided with a notch, the notch is communicated with the two bundling grooves so that a plurality of bundled glass fibers can enter any bundling groove from the outside of the plate body through the notch or enter the outside of the plate body from any bundling groove through the notch, and the plate body is further provided with a connecting structure so that the bundling plate can be detachably connected to a bundling plate fixing part. The glass fiber bundling device can be applied to bundling of glass fibers in two directions, introduction of wire blocking materials (such as iron wires) can be reduced, tows can be introduced in the two directions without the iron wires, and the production cost is saved. The use of positioning iron wires is reduced, the wire leading time is saved by more than 5 seconds each time, meanwhile, metal brought into a spinning cake is reduced, and potential quality hazards are reduced.

The invention discloses a modularization and standardization design method for a GIS (geographic information system) equipment slot box, which comprises the following steps: disassembling a GIS slot box system into functional units comprising slot box bodies, slot box accessories and slot box connecting pieces, and connecting the functional units through standardization interfaces; the slot box body is divided into sub-modules which are single in function and standard in interface; establishing a slot box body preferable specification library, and determining preferable specifications of each sub-module and a matching relationship between the modules; a standardized module goods shelf is constructed, and parametric modeling, centralized management and efficient calling of modules are achieved; establishing a fixed configuration system of the groove box accessory and the connecting part, and ensuring that the groove box accessory is matched with the groove box body module; and establishing a full-voltage-class adaptation mechanism, and realizing slot box design coverage of GIS projects of different voltage classes. According to the design method, by constructing a standardized module library and a configuration system, rapid calling, splicing and full-voltage grade coverage of slot box design are achieved, and therefore the design efficiency, the reuse rate and the product quality are remarkably improved.

The invention discloses a servo cap screwing control method and system.The method comprises the following steps that S1, the cam motion period of a servo cap screwing machine is divided into a plurality of continuous control sections, and the control sections at least comprise a bottle opening thread alignment section T7, a pre-screwing tightening section T8 and a final screwing section T9; s2, planning a target rotating speed curve of the servo motor according to the process target of each control section, and generating a theoretical torque curve corresponding to the target rotating speed curve based on the system dynamics model; s3, in the cap screwing process, the servo motor is controlled to operate according to the target rotating speed curve, the actual torque output by the servo motor is detected in real time, and an actual torque curve is generated; s4, performing real-time comparison and feature analysis on the actual torque curve and the theoretical torque curve of the corresponding section; and S5, based on comparison and feature analysis results, judging whether the current cap screwing action is qualified or not, if the current cap screwing action is judged to be unqualified, outputting alarm information containing an abnormal type and an occurrence section, and triggering a rejection signal.

The invention discloses a self-tapping anchor bolt wood-concrete composite beam anti-shear joint and a construction method thereof, and relates to the technical field of constructional engineering.The joint comprises a concrete plate, laminated wood, a perforated T-shaped steel plate and a self-tapping anchor bolt, the concrete plate and the laminated wood are each provided with a groove, and a flange and a web of the perforated T-shaped steel plate are embedded into the grooves correspondingly; the flanges are detachably connected with the concrete slab through self-tapping anchor bolts, and the web is bonded with the laminated wood through intrinsic flame-retardant structural adhesive; the web plate is provided with a hourglass-shaped reducing through structure hole and a spiral flow guide groove, and the glue solution is filled in the hole to form a mechanical interlocking structure. During construction, assembly is completed through the steps of groove treatment, steel plate connection, glue solution preparation and glue injection, curing and the like, full-assembly dry-type connection is achieved, the construction efficiency is improved, the problem that the glue injection quality of a traditional joint is difficult to control is solved, excellent shear resistance, pulling resistance and fireproof performance are achieved, reinforcement of a newly-built structure and an existing structure is adapted, and the application prospect is wide.

The present application relates to a kind of plunger brake master cylinder piston parts riveting device, belong to the processing device of brake master cylinder part in automobile brake system.Horizontal moving cylinder, riveting part, moving feeding part, pressing part are fixedly installed on table panel respectively, and jacking mechanism is installed in table panel below.The advantages are novel structure, through the cooperation of clamping mechanism and press-fitting mechanism to compress the spring of piston part, quickly realize the purpose of installing washer, improve product size consistency, adopt V-shaped block clamping positioning mode, without changing different diameter positioning tooling due to different product diameters, rotary riveting machine is controlled by servo motor to move up and down, and different height products meet riveting requirements by parameter setting, eliminate the quality hidden trouble caused by artificial height adjustment, tooling is one-time investment, equipment runs stably and reliably, operator is easy to operate, and labor intensity is low.

The utility model discloses a quick punching device for bakelite plates, which relates to the technical field of bakelite plate processing and comprises a cabinet and a case mounted on the cabinet, a three-dimensional transverse moving mechanism is mounted on the inner wall of the case, punching equipment is mounted at the moving end of the three-dimensional transverse moving mechanism, and a punching head is mounted at the rotating end of the punching equipment; the bottom of one side of the drawing table and the bottom of one side of the machine box are provided with an inlet and outlet allowing the drawing table to be inserted therein, the top of the drawing table is provided with a discharging groove allowing the bakelite plate body to be placed therein, grid lines are printed on the top face of the bakelite plate body, and coordinates are arranged on the side edges of the grid lines. During operation, the corresponding coordinates are directly input, the pin positioning hole can be rapidly drilled, the purposes of rapidly adjusting the zero point and drilling the pin hole are achieved, the potential quality hazard caused by heavy hole in the pin hole drilling process is solved, the labor intensity is reduced, the production cost is saved, and the production efficiency is improved.

The invention discloses a semi-automatic assembling device for an MSD maintenance switch, and the MSD maintenance switch comprises a fuse, a sleeve terminal, a pedestal, and an upper cover. The equipment comprises a rotating tray provided with a plurality of combined carriers, and a first manual station, a screw locking station, a resistance detection station, a second manual station, an upper cover preassembling station and an upper cover pressing station which are sequentially arranged in the rotating direction of the rotating tray; the combined carrier comprises a first loading position, a second loading position and a third loading position, the first loading position comprises a fuse groove used for carrying a fuse and a terminal groove used for carrying a sleeve terminal, the second loading position comprises a base groove used for carrying a base, and the third loading position comprises an upper cover groove used for carrying an upper cover; according to the automatic assembling machine, manual assistance and automation are combined, the problems that manual assembling is poor in precision and low in efficiency are solved, meanwhile, dependence of full-automatic equipment on high-precision parts is avoided, and the equipment manufacturing cost and the equipment maintenance cost are remarkably reduced.

This invention belongs to the field of industrial internet technology and relates to a quality data traceability system and its implementation method. The system includes an equipment layer, a perception layer, an execution layer, a management layer, and a decision-making layer. The invention integrates production equipment, logistics equipment, and testing equipment through the equipment layer; achieves data acquisition through the perception layer; realizes intelligent production line control and dynamic AGV scheduling through the execution layer; achieves full-process batch association of materials, encrypted data storage, traceability map construction, and energy efficiency and quality correlation analysis through the MES system in the management layer; and realizes intelligent decision-making through the decision-making layer. This invention achieves full-process batch association from raw materials to finished products through a unique traceability code, solving the problems of broken traceability chains, batch confusion, and timeline conflicts in traditional models, and completely resolving the problem of quality traceability failure in traditional brake shoe manufacturing; reducing the risk of product quality defects, achieving deep integration of production scheduling and quality traceability, and improving brake shoe production efficiency.

The utility model discloses a passive heat preservation construction structure of an outdoor floor. The passive heat preservation construction structure comprises a supporting frame body, a formwork arranged on the supporting frame body, a heat preservation plate arranged on the formwork, a plastic film laid on the heat preservation plate and a reinforced concrete floor poured on the plastic film. The heat preservation plate is connected with the reinforced concrete floor through a heat bridge breaking anchor bolt. According to the integrated construction method, the formwork is erected through the supporting frame body, the heat bridge breaking anchor bolt is inserted into the heat preservation plate and then flatly laid on the formwork, a layer of plastic film is laid on the heat preservation plate to prevent the heat preservation plate from absorbing water of cast-in-place concrete, and pouring construction of the reinforced concrete floor is conducted after the plastic film is laid. Compared with a conventional method that a structure is constructed firstly and then thermal insulation is constructed, the method has the advantages of being convenient to construct, high in quality and short in construction period, and meanwhile the passive building construction requirement is met.

The invention belongs to the technical field of spin riveting control, and discloses a self-adaptive control method and system for a spin riveting gap of a rotary fastener. Multi-dimensional key parameters of the fastener are comprehensively captured in a collection and calibration stage, and cold rolling physical characteristics of spin riveting machining are combined; constructing three core models of dynamic prediction of the spin riveting gap, gap springback prediction and interference factor association, and then realizing real-time linkage of parameters, gaps and interference factors through an adaptive adjustment algorithm; aiming at various dynamic interferences such as material parameter difference, tool abrasion and temperature fluctuation, accurate identification and targeted adjustment can be carried out, the problem that a gap is too large or too small due to fixed parameters is avoided, and the bonding strength, the coaxiality and the anti-fatigue performance of the rotary fastener are improved; a cooperative detection system is formed by a displacement sensor, a torque sensor and a laser gap sensor, and dynamic changes of gaps in the spin riveting process are accurately captured through double verification of indirect detection and direct detection.

The utility model relates to an automatic reading device for tire rubber extrusion line output station tool information, and belongs to the field of tire production equipment. Comprising two extrusion line output stations, a photoelectric proximity switch is installed on an extrusion line output station tool trolley guide rail of each extrusion line output station, an RFID antenna support is installed on the side, close to the photoelectric proximity switch, of each extrusion line output station, a high-frequency RFID reader-writer is installed on the RFID antenna support, and a radio frequency identification device is installed on the high-frequency RFID reader-writer. A semi-finished product tool trolley is arranged on an extrusion line output station tool trolley guide rail in each extrusion line output station, an RFID chip support is installed on the semi-finished product tool trolley, a high-frequency RFID chip is installed on the inner side of the RFID chip support, the distance between the high-frequency RFID chip and the high-frequency RFID reader-writer is controlled to be within 150 mm, a photoelectric proximity switch controls on-off of a power source of the high-frequency RFID reader-writer, and the photoelectric proximity switch is connected with the high-frequency RFID reader-writer. And the photoelectric proximity switch, the high-frequency RFID reader-writer and the high-frequency RFID chip are connected with a PLC (Programmable Logic Controller).

The invention discloses a cigarette making machine bobbin paper splicing head removing system which comprises a bobbin paper conveying mechanism installed in a cigarette making machine, a rolling forming machine SE electric control system PLC, a removing valve of an assembling machine MAX and a bobbin paper splicing head removing system Siemens 1200 PLC. The cigarette making machine SE electric control system PLC is responsible for providing clock pulses and operation signals of the cigarette making machine, the bobbin paper splicing head removing system Siemens 1200 PLC is responsible for controlling and operating the whole system and monitoring splicing of bobbin paper, and a removing valve of the tipping machine MAX is responsible for removing unqualified cigarettes. By accurately calculating the MCP pulse number required by the bobbin paper connector from detection to elimination, the elimination valve can accurately act when the bobbin paper connector reaches the elimination position, so that the unqualified cigarettes with the bobbin paper connector are accurately eliminated. Product quality can be improved, waste can be reduced, and accuracy and stability of the cigarette making machine bobbin paper splicing head removing system are enhanced through accurate calculation and control. Quality problems can be reduced, quality accidents caused by the fact that a bobbin paper splicing head sensor of a cigarette making machine does not detect a bobbin paper connector are prevented, and the overall reliability and stability of a production line are improved.