30results about How to "Avoid affecting subsequent operations" patented technology

The invention discloses a presser foot unit of an automatic drilling and riveting machine. The presser foot unit comprises: a feed assembly connected with the automatic drilling and riveting machine and driving the presser foot unit; a presser foot main body installed on the feed assembly and completed Clamping action; laser distance measuring component, installed on the main body of the presser foot and providing the surface normal vector of the component processing position for the automatic drilling and riveting machine; chip removal component, installed on the main body of the presser foot and removing the debris formed by the hole Cleaning; recycling components, installed on the main body of the presser foot and recycling the unqualified rivets in the riveting process. The invention has the following advantages: through the laser distance measuring sensor, the method of riveting curved surface is determined, and the operation is controlled by feedback; the feed assembly is driven, and the riveting components are clamped tightly, eliminating the gap between the components and improving the rigidity of the components; multiple detections, realizing the hole making Precise control of depth and nail insertion depth; debris generated during hole making and riveting can be discharged through the chip discharge tube to avoid affecting subsequent operations.

The invention relates to a novel fruit and vegetable processing device and a processing technology thereof. The device comprises a plate chain conveying feeding mechanism, wherein the plate chain conveying feeding mechanism is provided with a plurality of bearing parts arranged along a plate chain; the bearing parts transmit the fruits borne by themselves in the manner of enabling the fruits to be kept in the center; resilient components are arranged in the bearing parts; the resilient components are located at the lower ends of fruit supports arranged on the bearing parts; the resilient components wrap bearing rods; the bearing rods are used for bearing the fruits in series; the bearing parts move along a circular path on the plate chain conveying feeding device; through operating the plate chain conveying feeding mechanism and a laser centering and lighting mechanism, vegetables and fruits can be placed on the bearing parts in time, and placed at the center positions of the bearing parts, so that subsequent processing of the fruits and vegetables can be facilitated; a peeling and bottom cutting mechanism and a fruit pit removing mechanism are arranged in a processing device, operations of peeling and fruit pit removing can be performed on the fruits and vegetables at the same time, so that the fruit and vegetable peel and pits can be quickly removed.

The invention provides an automatic drilling and riveting actuating mechanism and method suitable for rocket cabin riveting. The automatic drilling and riveting actuating mechanism comprises a rivet shooting module, a rivet inserting and riveting module, a drilling and counterboring module, a switching module, and a compression and distance measurement module, wherein the compression and distancemeasurement module is used for compressing a rocket cabin; the drilling and counterboring module is used for completing drilling or counterboring on the surface of the cabin, and meanwhile the rivet shooting module is used for injecting a rivet into the tail end of the rivet inserting and riveting module; the switching module is used for realizing the position exchange of the drilling and counterboring module and the rivet inserting and riveting module; and the rivet inserting and riveting module is used for inserting the rivet into a prepared hole position and completing riveting. The automatic drilling and riveting actuating mechanism can realize the automatic feeding and inserting process of various types of rivets, detects each process to avoid the situation of no rivets and crooked rivets, and effectively protects the rocket cabin; and the compression and distance measurement module is used for measuring the position of the cabin and feeding back and correcting the feed amount ofhole preparation and counterboring so as to adapt to the roundness error of the cabin. The automatic drilling and riveting actuating mechanism replaces the manual drilling and riveting operation, greatly reduces the labor intensity and can significantly improve the efficiency.

The invention relates to the technical field of high-voltage line inspection, in particular to a high-voltage line inspection device with a foreign matter cleaning function. The technical problems that an electric power worker climbs to an electric power tower to clean a plastic film, the inspection efficiency is reduced, or an unmanned aerial vehicle is used for carrying a flame gun to conduct combustion treatment on the plastic film, and the combusted plastic film falls onto the ground, so that fire disasters are likely to happen are solved. According to the technical scheme, the high-voltage line inspection device with the foreign matter cleaning function comprises an inspection device, the right portion of the inner upper side of the inspection device is fixedly connected with a control module, the control module is in signal connection with an operator handheld control terminal, and the left portion and the right portion of the upper side face of the inspection device are each provided with a cutting mechanism. By arranging the cutting mechanism, the situation that subsequent operation is affected due to incomplete separation of the plastic film and the high-voltage cable is avoided.

The present invention relates to the technical field of circuit board detection and in particular to a circuit board turning over tool. A groove on a tool plate is used for shielding a portion withoutthe need for high-temperature irradiation. The circuit board turning over tool can be recycled and is highly efficient in energy and friendly to environment. A turning over gripper clamps and turns over a circuit board so as to prevent the circuit board from being bent in transit, reduce the labor intensity of manual turnover, avoid manually turning over the cooled circuit board, and greatly improve production efficiency. A positioning driving component drives a plurality of positioning components to simultaneously position the circuit board, and has a synchronous clamping positioning function so as to facilitates the setting of the firmness of the circuit board in the tool plate and prevent slippage from affecting subsequent operations.

The invention discloses an instrument cleaning device capable of drying conveniently for biotechnology research and development. The instrument cleaning device comprises a supporting base, wherein anair cylinder is connected to the outer wall of one side of the top of the supporting base through bolts, and a telescopic rod is connected to the inner wall of the top of the air cylinder in an inserting mode; a top plate is welded to the outer wall of the top of the telescopic rod, and a water inlet pipe is welded to the outer wall of one side of the telescopic rod; a supporting column is weldedto the outer wall of the top of the supporting base, and an electric sliding track is welded to the outer wall of the top of the supporting column; an electric sliding block is slidably connected to the outer wall of the top of the electric sliding track, a storage block is welded to the outer wall of the top of the electric sliding block, and a storage groove is formed in the outer wall of the top of the storage block. According to the instrument cleaning device capable of drying conveniently for biotechnology research and development, a plurality of devices can be cleaned at the same time, speeding up the cleaning speed is facilitated, manual cleaning is not required, the devices after being cleaned can be dried conveniently, the subsequent operation affected by water attaching on the devices is avoided, a large amount of time is saved, and the working efficiency of the instrument cleaning device is improved.

The invention relates to the field of electric arc machining, in particular to a high-speed electric arc machining device with an inert gas protection function. The technical problems that when the inner wall of a corrugated pipe is sprayed, the thickness of a sprayed protection layer is not uniform, the protection effect is reduced, and the service life of the corrugated pipe is shortened are solved. According to the technical scheme, the high-speed electric arc machining device with the inert gas protection function comprises a supporting plate, clamping mechanisms, a spraying mechanism and a sealing mechanism, the clamping mechanisms are arranged on the upper side face of the supporting plate, the spraying mechanism slides on the left portion of the clamping mechanisms, and the sealing mechanism is arranged on the right side of the spraying mechanism; the spraying mechanism and the sealing mechanism are matched with the inner wall of the corrugated pipe. By designing the sealing mechanism, the situation that in the spraying process, generated high-temperature metal particles and oxygen in air are oxidized, and the protection effect of the protection layer is reduced is avoided, and by designing the spraying mechanism, the situation that the sprayed protection layer is not uniform, and the corrosion resistance effect is reduced is avoided.

The invention discloses a heat-resistant silicone rubber insulated cable which is prepared from the following raw materials in parts by weight: 20-30 parts of polypropylene resin, 40-80 parts of methyl vinyl silicone rubber, 10-15 parts of ethylene-vinyl acetate, 5-12 parts of styrene elastomer, 5-10 parts of tributyl citrate, 1-3 parts of 2, 2-dithienyl methyl glycolate, 10 to 25 parts of fumed silica, 15 to 30 parts of precipitated white carbon black, 80 to 160 parts of modified halloysite nanotubes, 8 to 15 parts of a structure control agent, 1 to 3 parts of an accelerant DM and 8 to 14 parts of an insulating aid. According to the invention, the silicone rubber is used as the heat-resistant layer, and the silicone rubber has a stable silicon oxidation chemical structure, can endow the elastomer with unique performance, and has excellent high temperature resistance, chemical resistance, mechanical and electrical properties, natural transparency and semitransparent property.

The invention discloses a foamed plastic cutting machine. The structure of the foamed plastic cutting machine comprises power shafts, a bracket, a transmission rod, a machine body, adjusting seats, anegative pressure plate, an electrothermal wire pipe and a self cleaning cutter, wherein the power shafts are arranged at two ends of the bracket, and are mutually connected with each other through the transmission rod. The foamed plastic cutting machine disclosed by the invention has the beneficial effects that a planning wheel seat is driven by the self cleaning cutter relying on the power provided by a conducting shaft and a power pipe to vertically extend downwards from a position at the topmost end of the electrothermal wire pipe to be mutually adhered to the electrothermal wire pipe, atthe same time, through the rotating acting force of the planning wheel seat, cleaning tooth blocks are embedded with the electrothermal wire pipe, and in the sliding downwards and rolling process, plastic defective materials produced on and adhered to the electrothermal wire pipe are planned and scraped; and after the plastic defective materials are scraped, the planning wheel seat can be voluntarily reset relying on a spring rod of the power pipe, so that the situation that subsequent operations are influenced is avoided.

The invention belongs to the technical field of effective component extraction of Chinese medicaments, and in particular relates to an extraction process of alkaloid in thunberg fritillary bulb. The process comprises the following steps: crushing the thunberg fritillary bulb; warmly soaking in mixed solution of hydrochloric acid and ethanol, and refluxing to extract; concentrating the extract in reduced pressure, and filtering; and drying precipitate. According to the extraction process, hydrochloric acid is directly added into an ethanol solution for soaking and extracting, the extraction efficiency can be improved, leaching of alkaloids can be promoted, the stability of the preparation is improved, acid insoluble impurities can be removed or reduced, the production efficiency can be improved, steps after ethanol extraction, concentration and acid water solution can be saved, and the production operation is simplified.

The invention relates to shredding equipment, and particularly relates to tobacco leaf shredding equipment for tobacco processing. The tobacco leaf shredding equipment for tobacco processing can replace people to shred tobacco leaves, is labor-saving and convenient to operate, and prevents hands from being cut. Tobacco leaf shredding equipment for tobacco processing comprises a base, a support anda shredding mechanism, wherein a rectangular frame is installed on one side of the base; the support is fixedly connected to the middle part of the side, which is away from the base, of the rectangular frame; and the shredding mechanism is installed on the support and used for shredding the tobacco leaves into tobacco shreds. According to the invention, a proper quantity of tobacco leaves are placed on the rectangular frame, the shredding mechanism is started to operate, the shredding mechanism operates to drive a transmission mechanism to operate, the transmission mechanism operates to drivethe tobacco leaves to move rightwards, and then the shredding mechanism operates to shred the tobacco leaves, so that the tobacco leaves do not need to be shredded manually, time and labor are saved,and the operation is convenient.

The invention discloses a waste water purification and discharge treatment device, which comprises a base, a recovery tank is arranged on the upper surface of the base, a cover is arranged on the top of the recovery tank, a water inlet is arranged on the surface of the cover, and a sewage outlet is arranged on the right end of the recovery tank. The interior of the recovery pool is provided with a horizontal first filter screen, the sewage outlet is connected to the electrochemical reaction cell through a pipeline, the top of the electrochemical reaction cell is provided with a feeding port, and the electrochemical reaction cell is equipped with an electrochemical reaction cell through an external pulse power supply. The right end of the electrochemical reaction pool is provided with a water outlet, and the right side of the electrochemical reaction pool is provided with a second filter near the water outlet. It is connected with a collection pool, is easy to operate, can effectively solve the problems raised by the background technology, realizes the recycling of water resources, saves energy, meets the needs of sustainable development, and is worthy of popularization.

The invention discloses a pressure switch detection device and method. The detection device comprises a frame and a pressure detection mechanism, wherein the frame is provided with a sealed accommodation chamber used for accommodating a to-be-detected pressure switch, the pressure detection mechanism comprises a first solenoid valve and a second solenoid valve, the sealed accommodation chamber is provided with an input port used for inputting air pressure, the first solenoid valve is connected with the input port through a first conduit, the second solenoid valve is connected with the input port through a second conduit, the firs conduit is provided with a first switch used for controlling on and off of the first conduit, the second conduit is provided with a second switch used for controlling on and off of the second conduit, the sealed accommodation chamber is further connected with a pressure release valve, the frame is internally provided with an air source case, the first solenoid valve and the second solenoid valve are connected with the air source case through connection pipes, and the pressure switch is detected through setting a pressure interval. The detection device is advantaged in that the structure is simple, detection efficiency is higher, and detection accuracy is further guaranteed.

The invention discloses a waste oil solidifying apparatus, which comprises a rack, wherein a lifting platform is arranged in the rack, a stirring barrel is arranged below the lifting platform, an alkali liquid groove is arranged on one side of the lifting platform, and is connected to the stirring barrel through a connecting bushing, a connecting pipe is arranged on one side of the stirring barrel, and is communicated to the stirring barrel, a position adjusting mechanism is arranged on the lifting platform, the solidifying apparatus further comprises a stirring mechanism, a conveying mechanism and a control device, the conveying mechanism is arranged below the stirring mechanism, and the adjusting mechanism, the stirring mechanism and the conveying mechanism are respectively connected tothe control device. According to the present invention, waste oil is solidified and automatically discharged in a longitudinal pressing disc solidifying and bottom spiral conveying mode, such that thesolidifying efficiency is high, and the problems of easy adhering to the wall, slow discharging, high residual rate, time consuming and labor consuming of manual operation, and radiation safety of the solidifying body are effectively solved.

The invention discloses a cannabidiol purification device and a purification method thereof, and belongs to the field of cannabidiol purification. The lower end of a pretreatment device is fixedly connected with a fixing device, and a movable device is arranged in the fixing device; a collecting container is placed at the lower end of the fixing device; a liquid storage device is fixedly connected to the side face of the fixing device; and one end of a support is fixedly connected to the liquid storage device, and the other end of the support is fixedly connected to the pretreatment device. The purification device has the beneficial effects that raw materials can be dried and ground in a closed environment, pollution is avoided, meanwhile, when the raw materials are put into the device, the material stacking thickness can be controlled, and the situation that the drying effect is not ideal due to the fact that the raw materials are stacked too thick is avoided; and an arc-shaped sliding strip is further arranged, when the arc-shaped sliding strip bounces upwards, the ground raw materials can be primarily filtered, the situation that subsequent operation is affected due to incomplete grinding is avoided, and meanwhile the space occupied by preliminary filtering equipment is saved.

The invention relates to a cup grabbing judgment method. The method is used for judging whether a cup grabbing device grabs a reaction cup or not. The cup grabbing device comprises a clamping and grabbing assembly. The clamping and grabbing assembly can finish closing and opening actions. According to the cup grabbing judgment method, when the reaction cup is grabbed through utilization of the cupgrabbing device, if the clamping and grabbing assembly is closed to reach a closed target value, it is judged that the cup grabbing device does not grab the reaction cup; and if the clamping and grabbing assembly is out of step in a closing process and the clamping and grabbing assembly is closed to arrive at a cup grabbing area, it is judged that the cup grabbing device grabs the reaction cup. According to the cup grabbing judgment method, after the clamping and grabbing assembly is closed and the cup grabbing device does not grab the reaction cup, a system carries out correct judgment, so follow-up operation of a full automatic chemical luminescence immunity analyzer is prevented from being influenced.

The invention discloses a cutting machine for foamed plastics. The structure comprises: a power shaft, a bracket, a transmission rod, a fuselage, an adjustment seat, a negative pressure plate, an electric heating wire tube, and a self-cleaning cutter. The power shaft is arranged on the bracket The two ends are connected to each other through the transmission rod, the beneficial effect of the present invention: the self-cleaning cutter relies on the power provided by the conduction shaft and the power tube to drive the planing wheel seat to extend vertically downward from the topmost position of the electric heating wire tube and fit it together At the same time, with the help of the rotating force of the planing wheel seat, the cleaning tooth block is fitted with the heating wire tube, and the plastic residue generated and attached to the heating wire tube is planed and scraped during the process of sliding down and rolling. After scraping, rely on power The spring bar of the tube resets itself to avoid affecting subsequent operations.

The invention relates to a negative pressure type compact spinning head-lapping method. The method comprises the step of adopting a double-leather-roller head lapping method on a negative pressure type compact spinner, namely lapping the head and spinning at a jaw formed by a front leather roller and a front roller, wherein the double-leather-roller head lapping method specifically comprises six steps of tube drawing, end finding, yarn guiding, tube insertion, guide wire twisting and head lapping; the length of the guided yarn is shortened as far as possible under the situation of not influencing tube insertion and yarn lifting. The negative pressure type compact spinning head-lapping method disclosed by the invention has the advantages as follows: the double-leather-roller head lapping method is adopted; the head is lapped at the front leather roller position; compared with the lapping length and the roughness of the single leather roller lapping, the lapping length and the roughness are more obvious; in the automatic winding procedure, the lap can be identified as a yarn fault to be cut off more easily, so that the nub faults formed by the lap can be reduced to the lowest extent, the slight nub faults of the resultant yarn can be obviously reduced, and the cloth cover quality can be improved.

The invention discloses an examination device for department of stomatology. The examination device comprises fixing mechanisms for fixing teeth, a supporting mechanism for supporting the teeth and a light guide mechanism for auxiliary illumination, the supporting mechanism is arranged between the fixing mechanisms, and the light guide mechanism is mounted on the fixing mechanisms. According to the examination device for the department of stomatology, a fixing mechanism and the supporting mechanism are matched, the adjustable supporting mechanism is used for supporting the teeth, so that follow-up operation is prevented from being affected while the teeth are supported, the fixing mechanism and the light guide mechanism are matched, light guide amplification is conducted on external illumination, all-directional auxiliary illumination is conducted on the interior of an oral cavity, and the view field is improved. The operation is convenient.

The invention relates to the technical field of extrusion forming equipment, and discloses one-time extrusion forming equipment based on computer simulation. The one-time extrusion forming equipment comprises a case, a power source is fixedly mounted in the case, a round pipe is fixedly mounted on the front wall surface of the case, a rotating shaft is fixedly mounted on an output shaft of the power source, and the upper end of the round pipe is provided with a screening device used for screening materials. According to the one-time extrusion forming equipment based on the computer simulation, after the materials enter the round pipe, the power source is started to drive the rotating shaft to rotate, a stirring device spirally arranged on the outer wall surface of the rotating shaft can push the materials forwards, an inner space of the round pipe is increased through the arrangement of the stirring device, compared with an existing spiral push rod, more space is saved and more materials can be contained while the materials are not affected to be pushed by the rotating shaft to move forwards.

The invention provides an anti-splashing device based on liver interventional therapy, and the device comprises a limiting plate which sleeves a puncture needle; the limiting assemblies are arranged at the top of the limiting plate, and the limiting plate is fixedly erected on the puncture needle; the at least one group of guide screw rods are fixedly arranged at the bottom of the limiting plate; the fixing plate penetrates through and is fixed with the guide screw rod; the movable plate is positioned below the fixed plate, penetrates through the guide screw rod and is in sliding fit with the guide screw rod; the threaded sleeve is in threaded fit with the guide screw and abuts against the bottom of the movable plate; the blowout prevention cover is fixed with the bottom of the movable plate; a plurality of connecting rod assemblies; each group of connecting rod assembly comprises a rotating rod, two ends of which are rotatably matched with the bottom of the fixed plate and the blowout prevention cover respectively; the sliding sleeve is slidably arranged on a rod body of the rotating rod; and one end of the connecting rod is rotationally connected with the top of the movable plate and the other end is rotationally connected with the outer side of the sliding sleeve. According to the device, blowout prevention covers with different areas can be erected according to requirements, and adjustment and disassembly are convenient during an operation.

The invention relates to a yarn guide, in particular to a yarn guide for textile machinery. The yarn guide for textile machinery comprises a yarn guide body, a winding core, a first hook, a second hook and a gasket; the gasket is fixedly installed at the bottom of the yarn guide body, a circular through hole is formed in the gasket, and a plurality of sets of threads are arranged on the inner wallof the circular through hole; the first hook and the second hook are fixedly installed on the two sides of the yarn guide body correspondingly, the winding core is fixedly installed between the firsthook and the second hook, and a plurality of sets of concave-convex lines are arranged on the winding core; the winding core is fixedly connected with the first hook and the second hook through a suspension shaft, and the two ends of the suspension shaft are fixedly connected with limiting blocks; and a partition plate is fixedly installed in the yarn guide body, a notch is formed in the partition plate, and an LED illuminating lamp is fixedly installed at the top of the yarn guide body. The yarn guide for textile machinery has the advantages that the overall device is simple in structure, replacement and rapid installation of yarn balls are facilitated, and the yarn guide has a certain popularization effect.

The invention discloses a mounting device for a gearbox gear shifting assembly. The mounting device comprises a rack; the rack is provided with a rotating assembly and a pressing assembly, wherein therotating assembly contains a gearbox and drives the gearbox to rotate by 360 degrees around the central axis of the rotating assembly, and the pressing assembly presses the gearbox on the rotating assembly; and the rack is further provided with an inserting assembly, a sealing assembly and a glue spraying assembly, wherein the inserting assembly inserts a stop pin into a stop hole of a shell, thesealing assembly inserts a plug into the stop pin to form a sealing cavity, and the glue spraying assembly sprays glue to the plug. The beneficial effects of the mounting device are mainly embodied in that the structure is simple, design is exquisite, through the mounting device, the plug and the stop pin which are not on the same plane are mounted, the automation degree is high, manual operationis not needed, the work efficiency is greatly improved, and the pass rate is greatly increased.

A cannabidiol purification device and a purification method thereof belong to the field of cannabidiol purification. The lower end of the pretreatment device is fixedly connected with a fixing device, and the inside of the fixing device is provided with a movable device; the collection container is placed at the lower end of the fixing device; the liquid storage device is fixedly connected to the side of the fixing device; One end is fixedly connected to the liquid storage device, and the other end of the bracket is fixedly connected to the pretreatment device. The beneficial effects of the present invention are: the present invention can dry and grind the raw materials in a closed environment to avoid contamination, and at the same time, when the raw materials are put into the device, the thickness of the material stack can be controlled to avoid the drying effect caused by the excessive thickness of the raw material stack Not ideal; the present invention is also equipped with an arc-shaped slide bar. When the arc-shaped slide bar bounces upward, it can perform preliminary filtration on the ground raw materials, avoiding incomplete grinding from affecting subsequent operations, and saving the space occupied by the preliminary filter equipment .

The invention relates to smashing equipment, in particular to Chinese herbal medicine smashing equipment. The technical problem of the invention is to provide the Chinese herbal medicine crushing equipment which is relatively high in working efficiency and relatively good in crushing effect. The Chinese herbal medicine smashing equipment comprises a bottom plate and a supporting seat, and the supporting seat is arranged at the top of the bottom plate; the cutter is rotationally arranged on one side of the upper part of the supporting seat; the cutting mechanism is arranged between one side of the top of the bottom plate and the cutter; and the smashing mechanism is arranged on one side of the top of the bottom plate. Through cooperation of the cutting mechanism and the smashing mechanism, medicinal materials can be automatically cut and smashed, the working efficiency of people is improved, and the smashing effect is good; through cooperation of the pushing mechanism and the discharging mechanism, intermittent feeding and pushing functions of medicinal materials can be automatically completed, manual operation is not needed, and time and labor are saved.

The invention discloses an environment-friendly water conservancy irrigation device which comprises a water collecting mechanism, a water and fertilizer mixing mechanism and an irrigation mechanism, and the water collecting mechanism is connected with the water and fertilizer mixing mechanism through a pipeline. The device has the advantages that the water collecting cover is arranged on the water collecting tank, rainwater can be conveniently collected at ordinary times, later-stage utilization is facilitated, the impurity separating module is arranged, impurities in natural water can be separated, the influence on follow-up operation is avoided, the inclined screen is arranged, the impurities can slide into the recycling box along the screen to be recycled, and the recycling efficiency is improved. By arranging the water and fertilizer mixing mechanism, field management is facilitated, the labor efficiency is improved, independent fertilization is not needed, by arranging the adjustable supporting rod, the height of the sprinkling irrigation module can be adjusted, the adjustable fixing frame is arranged, the distance between sprayers can be adjusted, the irrigation requirements of crops with different heights and plant distances can be met, adjustment is convenient, the structure is compact, and the practicability is high. The cost performance is high.

The invention relates to the technical field of cable processing, and provides a cable processing branching machine which comprises a rack. The pay-off roller is rotationally arranged on the rack; the stripping unit is arranged on one side of the pay-off roller, and the stripping unit is provided with a blocking piece; the wire stripping blades are arranged on the blocking piece, the plurality of wire stripping blades are arranged along the circumferential direction of the blocking piece, and a reinforcing part is formed at the intersection part of the plurality of wire stripping blades; the branching cone is arranged on the reinforcing part, and the cone tip of the branching cone faces the pay-off roller; by means of the technical scheme, the problems that in the prior art, manual wire separation efficiency is low, and a wire core is prone to winding after being peeled are solved.

The invention provides an off-line cleaning system for a water treatment membrane, which comprises a water storage device, a liquid conveying device, a water treatment membrane loading device and a precipitated ion removing device, and is characterized in that a liquid outlet of the water storage device is connected with a liquid inlet of the liquid conveying device; a liquid outlet of the liquid conveying device is connected with a liquid inlet of the water treatment membrane loading device, a concentrated water outlet of the water treatment membrane loading device is connected with a liquid inlet of the precipitated ion removal device, and a liquid outlet of the precipitated ion removal device is connected with a concentrated water inlet of the water storage device. Through cooperative use of the water storage device, the liquid conveying device and the precipitated ion removal device, calcium sulfate scales on the water treatment membrane are effectively removed, and the separation cortex of the water treatment membrane cannot be damaged.

The invention relates to a method for judging cup grabbing, which is used for judging whether a cup grabbing device has grabbed a cuvette. The cup grabbing device includes a gripping assembly capable of completing closing and opening actions. When the cuvette is grasped by the above cup grasping device, if the gripping assembly can be closed to reach the closing target value, it is determined that the cuvette is not caught by the cup grasping device; And when the clamping component is closed and reaches the cup grabbing area, it is determined that the cup grabbing device has caught the cuvette. The above judging method for grasping the cup can make a correct judgment by the system when the cup grasping device does not catch the cuvette after the clamping component is closed, so as to avoid affecting the subsequent operation of the automatic chemiluminescence immunoassay analyzer.