195results about How to "Accurate weighing" patented technology

The invention discloses a tobacco shred boxing system and method, and relates to the technical field of tobacco production equipment. The tobacco shred boxing system comprises a tobacco box conveying line composed of a plurality of conveyors, a boxing station A and a boxing station B, wherein the boxing station A and the boxing station B are arranged on the tobacco box conveying line. A closed transverse tobacco shred conveyor is arranged between the boxing station A and the boxing station B. The middle of the closed transverse tobacco shred conveyor is connected with a closed longitudinal tobacco shred conveyor. The boxing station A and the boxing station B are each provided with an equipment outer frame and an equipment inner frame. A feeding hopper connected with the transverse tobacco shred conveyor, a sleeve box lifting mechanism located at an outlet of the feeding hopper, capable of vertically moving and connected with the tobacco box and the tobacco box located in the equipment inner frame and located on the tobacco box conveying line are sequentially installed on the equipment inner frame from top to bottom. The tobacco shred boxing system is used for automatic boxing of tobacco shreds, metering is accurate, dust raising and dust overflowing are effectively prevented, the structure is simple, boxing efficiency is high, and the boxing process is full-automatic.

The utility model relates to the technical field of raw material weighing, and discloses a weighing device with multiple stations, which comprises a base and a turntable, a driving assembly is arranged between the base and the turntable, the upper surface of the turntable is provided with a plurality of avoiding holes, and the avoiding holes are distributed on the upper surface of the turntable in a circular array manner. A plurality of barrels are placed on the upper surface of the rotating disc, a U-shaped plate is fixedly connected to the circumferential outer wall of the base, an electric push rod is fixedly connected to the inner wall of one side of the U-shaped plate, a disc is fixedly connected to the top end of the electric push rod, a weighing sensor is arranged on the upper surface of the disc, and a round plate is fixedly connected to the upper surface of the weighing sensor. Compared with the prior art, not only can the multi-station operation be realized, but also the next barrel can be filled through the arranged driving assembly after filling and weighing are completed, the turntable does not need to be rotated manually, the precision of the device is improved, the automation degree of the device can be increased, and a large amount of manpower is saved.

The automatic cleaning and sorting assembly line for the oyster comprises a washing mechanism, a large-specification screening mechanism, a friction cleaning mechanism, a dehumidification mechanism and a weight sorting mechanism which are sequentially connected, a high-pressure water gun and a stirrer are arranged in the washing mechanism to wash the oyster, and a discharging opening of the washing mechanism is connected with the large-specification screening mechanism; the large-specification screening mechanism is provided with a mounting frame for preliminarily screening the oyster according to the size, the tail end of the large-specification screening mechanism is connected with the friction cleaning mechanism, the friction cleaning mechanism is provided with brush rollers and can conduct friction cleaning on shells of the oyster, the tail end of the friction cleaning mechanism communicates with the dehumidification mechanism for air drying, and the weight sorting mechanism is arranged at the tail end of the dehumidification mechanism. And sorting the oyster according to the gram weight, and removing the oyster which does not conform to the gram weight.

The utility model relates to the technical field of sorting equipment, and discloses a weight-based abalone sorting device which comprises a base, the bottom of the base is fixedly connected with a stabilizing table, the top of the base is fixedly connected with two water tanks, the tops of the water tanks are fixedly connected with a water outlet device, the top of the base is fixedly connected with a separator, and the separator is fixedly connected with a storage tank. The top of the end, away from the water tank, of the base is fixedly connected with an intelligent scale, the top of the end, away from the water tank, of the stabilizing table is fixedly connected with a conveyor, and a controller is embedded in the outer wall of the base. Water is pumped from the water tank through the water outlet device, the abalones with impurities in the filter basin are cleaned, and the cleaned impurities and water are removed through the vibration machine, so that the abalones are weighed more accurately. And the extruded abalones are separated through third telescopic rods and triangular plates in the second square grooves, then the abalones are conveyed to the next second square groove through a separation fan, separation is conducted again, and efficient separation of the abalones is achieved.

The invention relates to the technical field of tea processing, and particularly discloses Pu'er tea dragon bead pressing forming equipment. Comprising a left vibration disc, a right vibration disc, a vibration disc supporting frame, a pneumatic hydraulic cylinder, an X-axis air cylinder, a right quantitative weighing hopper, a left quantitative weighing hopper, a demolding air cylinder, a discharging channel, a weighing sensor, a damping pad, a left bin door motor, a right bin door motor, a lower air cylinder, an air pump, a steam generator, a steam box, a Y-axis air cylinder, a steam box cover air cylinder, a material receiving hopper and a steam box cover plate. A pneumatic hydraulic cylinder upper sensor, an upper push rod, a pneumatic hydraulic cylinder middle sensor, a pneumatic hydraulic cylinder lower sensor, a mold, a lower push rod, an X-axis push block, an equipment bottom plate, a quantitative weighing hopper supporting frame, an integral supporting frame, a Y-axis push block, a pneumatic hydraulic cylinder supporting frame, a lower air cylinder supporting frame and a steam hole plate are included. The device has the characteristics of being reasonable in structural design, high in automation degree, accurate in weighing, good in forming effect, clear in finished product strips, high in working efficiency and capable of reducing the labor cost.

The utility model provides a bagged chemical fertilizer conveying and warehousing device special for greenhouse crop special fertilizer, and aims to solve the problems that the loading quality of bagged chemical fertilizer does not meet the standard and the chemical fertilizer is not uniformly distributed. The device comprises a weighing conveyor, a roller floating type sorting machine, a first correcting conveyor, a second correcting conveyor and a control system. The weighing conveyor is used for weighing the bagged chemical fertilizer and sending weight information to the control system. If the weight is within a normal range, passing through a good product branch; otherwise, passing through the inferior product branch. The first correcting conveyor is provided with a plurality of check blocks used for correcting distribution of the chemical fertilizer in the packaging bag. The second straightening conveyor is a roller conveyor and is provided with two groups of staggered rollers, so that the stability of the chemical fertilizer in the conveying process is ensured. According to the device, the sorting efficiency and weighing accuracy of the chemical fertilizer are improved, manpower resources and time cost are saved, human errors are reduced, and the quality and competitiveness of products are improved.

The invention discloses an automatic discharging and weighing device suitable for strip materials with different lengths and a control method. The automatic discharging and weighing device comprises a control center, a conveying and discharging structure and a weighing structure, and the conveying and discharging structure and the weighing structure are in control connection with the control center; a discharging inclined guide plate is arranged on one side of a conveying mechanism of the conveying and discharging structure, the weighing structure is located below the discharging inclined guide plate, and when short materials are conveyed, the short materials slide to the middle position of a weighing table from the discharging inclined guide plate; when a long material is conveyed, the detection baffle is opened and the conveying mechanism stops feeding, the clamping and discharging trolley moves to the middle position of the long material through the trolley driving assembly under the control of the control center, the middle position of the long material is moved to the discharging inclined guide plate through the clamping part, and then the discharging baffle is opened, so that it is guaranteed that no matter whether the short material or the long material exists, the clamping and discharging efficiency is improved. The automatic weighing device has the advantages of being high in weighing precision, high in automation degree and the like.

The invention relates to an efficient foaming machine and a method for preparing a camellia oil polyurethane sponge product, and belongs to the technical field of foaming. The efficient foaming machine comprises an opening and forming groove system, a cloth transferring system, a cloth main stirring system and a cloth pre-stirring system; the cloth main stirring system and the cloth pre-stirring system are both installed on the cloth transfer system, the cloth pre-stirring system comprises a pre-stirring box, a PVC barrel bag, a bag bottom sealing device, a scraping device and a scraping lifting device, the pre-stirring box is installed on the cloth transfer system, the PVC barrel bag is installed in the pre-stirring box, scraping grooves are formed in the two opposite faces of the pre-stirring box, and the scraping lifting device is installed on the PVC barrel bag. The material scraping device comprises two material scraping plates, the material scraping plates slide along the material scraping groove respectively and are located on the two sides of the PVC barrel bag respectively, a discharging seam is formed in the bottom of the pre-stirring box, the bag bottom sealing device is installed on the discharging seam, the material scraping lifting device is in transmission connection with the material scraping plates respectively, and accurate weighing is guaranteed.

The present invention relates to the field of precision agriculture technology, and specifically discloses an impulse-type yield measuring device, a harvester, and an impulse-type yield measuring method. The impulse-type yield measuring device is installed at the grain unloading port of a grain unloading barrel, and includes an outer shell, an impulse plate, and a pressure sensor; the outer shell encloses a yield measuring chamber, the yield measuring chamber is provided with a relative assembly surface and a baffle surface, the assembly surface is provided with a receiving port, the grain unloading barrel is connected to the yield measuring chamber through the receiving port, and the bottom end of the yield measuring chamber is provided with a discharge port for discharge; the impulse plate and the pressure sensor are both arranged in the yield measuring chamber, the impulse plate is parallel to the assembly surface, the fixed end of the pressure sensor is fixedly connected to the baffle surface, and the weighing end of the pressure sensor is fixedly connected to the connecting surface of the impulse plate. The impulse-type yield measuring device realizes direct measurement of the impact force caused to grain by setting an impulse plate. The above design reduces the assembly difficulty of the impulse-type yield measuring device, improves the disassembly and assembly efficiency, and completes the accurate weighing of grain quality.

The utility model relates to the field of filling and weighing equipment, in particular to filling and quantitative weighing equipment, and solves the technical problems that the filling efficiency is reduced and the product quality fluctuates due to the fact that a mashed shrimp filling mode mainly depends on manual weighing of mashed shrimps; according to the technical scheme, the filling quantitative weighing equipment comprises a foot stool, a base, a frame, a controller, a filling assembly, a rotating assembly and a fixing assembly; through combined operation of the filling assembly, the rotating assembly and the fixing assembly, accurate weighing and filling can be achieved, so that the filling efficiency and the product quality are improved, it can be guaranteed that when a container is filled, even if the container is subjected to the action of external force, the container can be kept at the stable position and cannot move or incline, and the filling efficiency and the product quality are improved. Therefore, the filling safety is improved, and the problems that the filling efficiency is reduced and the product quality fluctuates due to the fact that the mashed shrimp filling mode mainly depends on manual weighing of mashed shrimps are solved.

The utility model discloses a kind of welding wire tube for surfacing welding with intelligent weighing, it is related to welding technical field.The utility model includes welding wire tube, the welding wire tube bottom is provided with damping mechanism, the damping mechanism bottom is provided with weighing mechanism, the weighing mechanism outer wall is fixedly connected with weigher, the damping mechanism includes fixed plate, the fixed plate bottom is fixedly connected with upper plate, the utility model is by being provided with damping mechanism, welding wire tube is driven fixed plate to move downward after being acted on by force, when fixed plate moves, upper plate will also move downward, spring will also move downward at this moment, to compress downward, telescopic rod will also contract downward simultaneously, when upper plate is pressed down, it will drive upper fixing frame to move simultaneously, the connecting rod of upper fixing frame inner wall will rotate at this moment, to push lower fixing frame to move simultaneously, sliding block will also move at this moment, to drive it to slide on the surface of center rod, spring will rebound upper plate after the action of force disappears.

The invention discloses an automatic coal feeding device for a tunnel kiln, belonging to the field of fuel feeding equipment for a tunnel kiln, comprising a kiln body, a movable frame, a coal feeding port, a coal feeding cover, a coal storage tank and a trolley. The coal storage tank comprises a feeding hopper, an electric control valve, a lifting pipe group, a main tank body and a screw conveyor. The lifting pipe group comprises an electric control telescopic rod, an inner pipe, a cover opening push rod and an outer pipe. The coal feeding cover comprises a material receiving pipe, a control connecting rod, an axle rod seat, a cover plate, a middle blocking rod, a material receiving hopper, an elastic member and a control notch. By lowering the outer pipe, the cover opening push rod can press the cover plate of the coal feeding cover to open it. When feeding coal, lowering the pipeline and opening the cover are achieved together. When leaving the range of the coal feeding cover, the coal feeding cover can be automatically closed due to the action of the elastic member, so that additional cover opening and closing actions are avoided. The cover opening push rod is arranged below the coal feeding pipeline, and the equipment can move to the coal feeding port from any direction, so as to be convenient for rapid coal feeding and use. The elastic member and the control connecting rod of the equipment adopt an external structure, which is convenient for elastic member maintenance and more convenient for observing the cover opening and closing conditions.

The utility model belongs to the technical field of production of building materials, particularly relates to raw material proportioning equipment for processing heat-preservation and sound-insulation materials, and provides the following scheme aiming at the problems that the conventional tool for weighing the raw materials is low in automation degree, troublesome to operate and inconvenient to use: the raw material proportioning equipment comprises a bottom plate, the proportioning equipment comprises a bottom plate, four stand columns are symmetrically and fixedly installed at the top of the bottom plate, the same supporting frame is fixedly installed at the top ends of the four stand columns, a baffle is fixedly installed at the bottom of the supporting frame, the proportioning equipment further comprises a discharging mechanism, the discharging mechanism is installed on the supporting frame, and the discharging mechanism is used for containing raw materials for manufacturing foaming cement boards. According to the utility model, various raw materials can be automatically weighed, and the weighed materials can be moved out after the weighing is completed, so that the labor intensity of weighing the raw materials can be greatly reduced when the foaming cement board is produced, and the foaming cement board weighing device has good practicability.

The utility model discloses a ceramic raw material quantitative feeding device, and relates to the technical field of ceramic production, the ceramic raw material quantitative feeding device comprises a base and further comprises a material stirring box, the material stirring box is fixed at the top of the base and used for containing ceramic raw materials, a material stirring assembly used for stirring the ceramic raw materials is arranged in the material stirring box, and the material stirring assembly is used for stirring the ceramic raw materials. A first electromagnetic valve is fixed to a discharging opening in the bottom of the material stirring box. A weighing hopper is arranged in the base, the weighing structure comprises a pressing block fixed to the side face of the weighing hopper and a supporting plate fixed to the inner wall of the base, a pressure sensor is fixed to the supporting plate, and the pressing block is pressed on the pressure sensor. Through the arrangement of the weighing structure, after ceramic raw materials fall into the weighing hopper, the weighing hopper drives the pressing block to uniformly extrude the pressure sensor fixed on the supporting plate, and the pressure sensor is uniformly stressed, so that the weighing of the ceramic raw materials in the weighing hopper is more accurate.

The utility model relates to the field of passion fruit planting tools, in particular to a passion fruit breeding device. Comprising a mounting table, a frustum-shaped feeding table is arranged in the middle of the top surface of the mounting table, a circle of mounting ring groove is formed in the top of the mounting table, a plurality of guide blocks with two low ends are arranged in the mounting ring groove, weighing grooves are formed in the mounting ring groove, weighing plates are hinged to the interiors of the weighing grooves through torsional spring shafts, and weighing elements are arranged on the weighing plates. Arc-shaped notches matched with the weighing plates are formed in the two ends of the material guiding block, and an ejection piece is arranged at the bottom of the mounting table. The passion fruit seed selection device has the advantages that a plurality of passion fruits can be synchronously weighed at a time through cooperation of the installation table, the feeding table, the material guiding block and the weighing plate, weighing is rapid and accurate, the fruits with the largest weight can be screened out, the passion fruit seed selection efficiency is improved, meanwhile, the weighed passion fruits can be automatically jacked up through the jacking-out piece, and the passion fruit seed selection efficiency is improved. Therefore, the weighing of the next batch of passion fruits is facilitated.

The invention relates to a glue mixing assembly which comprises a base, a lifting mechanism and a weighing mechanism are arranged on the base, and a stirring barrel is arranged on the weighing mechanism and the lifting mechanism; a stirring barrel cover is further erected on the base, the position of the stirring barrel cover corresponds to the upper portion of the stirring barrel, and a stirring mechanism and a feeding mechanism are arranged on the stirring barrel cover; wherein the output end of the lifting mechanism extends and drives the stirring barrel to ascend, the lower end of the stirring barrel is separated from the weighing mechanism, the upper end of the stirring barrel is in sealing contact with the stirring barrel cover, the feeding mechanism conveys materials into the stirring barrel, and the stirring mechanism stirs the materials in the stirring barrel; the output end of the lifting mechanism shrinks and drives the stirring barrel to descend, the upper end of the stirring barrel is separated from the stirring barrel cover, the lower end of the stirring barrel is supported on the weighing mechanism and separated from the output end of the lifting mechanism, and the weighing mechanism weighs the stirring barrel. The whole process is automatically and continuously operated, reliable and stable performance of the glue is ensured, glue preparation can be completed within specified time for use, the preparation efficiency is high, and the reliability is good.

The present invention belongs to the technical field of garbage recycling, and in particular, relates to an automatic weighing device for a compression type garbage collection truck, comprising a hydraulic lifting external frame; a weighing sensor module for mounting a garbage can and weighing it, the weighing sensor module performing lifting and lowering motions along the two side frames of the hydraulic lifting external frame; and a position sensor module for sensing the position of the garbage can, the position sensor module being mounted on one side frame of the hydraulic lifting external frame. The present invention also provides an automatic weighing method for a compression type garbage collection truck, firstly calculating the rising state sampling position and the rising state compensation coefficient; then calculating the falling state sampling position and the falling state compensation coefficient; and finally calculating the weight of the garbage collected this time. The present invention solves the problem of inaccurate weighing caused by unstable center of gravity and short sampling time when hanging a bucket, and achieves the purpose of accurate weighing.

The environmentally friendly precise feeding and cooling system in the float glass production process comprises a raw material area 1, a mixing area 2 and a feeding area 3; the raw material area 1 comprises a raw material storage bin 1.1 and a raw material screening bin 1.2; the raw material storage bin 1.1 comprises a raw material main bin 1.1.1 and a plurality of raw material sub-bins 1.1.2 arranged in the raw material main bin 1.1.1; the raw material sub-bins 1.1.2 are arranged along the side wall of the raw material main bin 1.1.1; the raw material screening bin 1.2 is arranged above the raw material main bin 1.1.1; each raw material sub-bin 1.1.2 is correspondingly provided with a raw material screening bin 1.2; a transfer screw conveyor 1.3 is arranged between the raw material storage bin 1.1 and the raw material screening bin 1.2; a raw material discharging screw 1.1.3 is arranged on the side wall of the raw material storage bin 1.1; a raw material elevator 1.4 is arranged outside the raw material storage bin 1.1; the feeding system of the present invention realizes precise measurement and weighing of feeding amount, prolongs its service life, and avoids production accidents caused by lip plate deformation.

The invention discloses a weighing method and system for a flexible container. The weighing method comprises the steps that a carrier provided with the flexible container moves to a separation station, a transfer mechanism located above the separation station descends and grabs the flexible container and a support, and the transfer mechanism ascends to separate the support from a sliding base; the transfer mechanism and / or the weighing mechanism act, the support is located above the weighing mechanism, the transfer mechanism descends and loosens, and weighing is completed; a bag hanging pin is arranged on the support, and a positioning hole matched with the bag hanging pin is formed in the transfer mechanism. The system comprises a carrier, a transfer mechanism and a weighing mechanism, the carrier comprises a support and a sliding seat, the support is used for mounting a flexible container, the sliding seat is connected with a conveying mechanism, the transfer mechanism is used for transferring the support between the weighing mechanism and the sliding seat, a bag hanging pin is arranged on the support, and a positioning hole matched with the bag hanging pin is formed in the transfer mechanism; the weighing device is simple in structure and accurate in weighing, the limiting sliding seat is stably matched with the support, and the support can be conveniently separated from the sliding seat.

The utility model discloses an automatic glue preparation machine which comprises a cabinet; the lifting bottom plate is horizontally arranged in the cabinet; the lifting mechanism is arranged in the cabinet and used for driving the lifting bottom plate to reciprocate in the vertical direction; the pushing mechanism is arranged on the lifting bottom plate and is used for horizontally pushing the glue barrel into or out of the cabinet; the weighing module is arranged on the pushing mechanism; the glue barrel is placed on the weighing module; the stirring mechanism is mounted at the top of the cabinet and is used for stirring glue raw materials in the glue barrel; the main agent filling mechanism is used for adding a main agent into the glue barrel; the solvent filling mechanism is used for adding a solvent into the glue barrel; the curing agent filling mechanism is used for adding a curing agent into the glue barrel; and the PLC control system is connected with the lifting mechanism, the pushing mechanism, the weighing module, the stirring mechanism, the main agent filling mechanism, the solvent filling mechanism and the curing agent filling mechanism. The automatic weighing device is high in automation degree, accurate in weighing and simple in pipeline structure.

The invention relates to the technical field of human body measuring equipment, and discloses a child height measuring instrument which comprises a weighing mechanism fixedly connected to the upper surface of the middle of a mounting platform, a measuring mechanism fixedly connected to the upper surface of the rear side of the weighing mechanism, and a movable mechanism arranged on the rear side of the measuring mechanism. The weighing mechanism is fixedly connected to the middle of the movable mechanism, the side supporting mechanism is fixedly connected to the rear side of the movable mechanism, the posture feedback and correction mechanism is fixedly connected to the front end of the posture feedback and correction mechanism, and the measuring base mechanism is fixedly connected to the middle of the weighing mechanism. According to the invention, a plurality of measurement modes are set, including selectable standing posture measurement points and sitting posture measurement points, so that a user can freely switch the measurement modes as required to adapt to the requirements of different children for measuring the standing posture height and the sitting posture height.

The invention discloses an automatic medicine taking and storing cabinet for traditional Chinese medicine decoction pieces, and belongs to medicinal material storage, the automatic medicine taking and storing cabinet comprises a mounting frame and a connecting frame hinged to the mounting frame, and a plurality of supporting plates are fixedly connected to the inner side of the mounting frame; a medicine storage piece for storing medicinal materials is arranged between every two supporting plates; the medicine storage part comprises medicine storage bins connected between every two supporting plates in a sliding mode, medicine guide plates are fixedly connected to the inner sides of the medicine storage bins, medicine discharging openings are formed in the lower ends of the medicine guide plates, and control valves are installed on the medicine discharging openings. The first servo motor and the second servo motor are started to control the medicine receiving box on the supporting plate to automatically translate and ascend and descend to the position below the corresponding medicine storage bin, quantitative medicine is automatically received in cooperation with the electronic scale, and finally the medicine is sent out through the medicine outlet window, so that the time needed by medical staff for filling the medicine and weighing the medicine is saved, and the working efficiency is improved. And meanwhile, medicine weighing is more accurate, so that the medicine taking efficiency and the medicine taking effect are improved.

The utility model discloses a weighing and tobacco loading vehicle with single sensor relates to leafy plant's packing plant technical field, it includes from top to bottom in turn stack loading's vehicle body subassembly, weighing subassembly, base subassembly and mobile subassembly, the vehicle body subassembly includes vehicle body member and sets up in its lower part's vehicle body chassis member, the vehicle body chassis member includes vehicle body bottom frame 13 and a pair of load unloading pressure beam 3, load unloading pressure beam 3 is set in the middle front middle rear part of vehicle body bottom frame 13 lower part left and right direction, and its left and right ends are shorter than the inboard of vehicle body bottom frame 13, with simple structure, convenient to use, long service life, and weighing measurement is accurate, can with weighing, compression, packing, go out the package automatic equipment matching characteristics with extrusion type compression, packing and discharge equipment matching, can be used for tobacco compression and bagging packing, also can be used for straw, wheat straw and kelp etc. Leaf stem class agricultural product's compression and bagging packing.

The utility model discloses a powder and liquid conveying and mixing device which comprises a liquid box, a weighing and placing mechanism, a conveying and stirring mechanism, a rotary stirring mechanism, a pouring frame, a supporting frame, a feeding port, a feeding frame, a liquid metering pump, a liquid inlet pipe and a first mixing barrel. The output end of the first driving motor is fixedly connected with a first round rod, and the outer portion of the first round rod is fixedly connected with a spiral impeller. Through the structure, solid powder can be measured through the weighing and placing mechanism when the solid powder is placed into the device, and the solid powder is placed into the device when the solid powder reaches a certain amount, so that the device is very convenient, the solid powder can be measured without other devices, the working efficiency is improved, the workload of operators is reduced, and the labor intensity of the operators is reduced. And moreover, the device can stir twice, so that non-uniform stirring of solid powder and liquid can be prevented, and the device is very convenient and has certain flexibility.

The multifunctional Bluetooth weighing device is composed of two sets of transportation assemblies and a set of weighing assembly, the two sets of transportation assemblies are erected on the two sides of the weighing assembly, the weighing assembly comprises a second rack, an electronic scale is fixedly installed on the second rack, and the electronic scale is fixedly installed on the second rack. The electronic scale comprises an electronic scale body fixedly installed on the second rack, a display is arranged on the electronic scale body, the electronic scale body is used for weighing, and the display is used for displaying weighing data; two pairs of mounting racks are fixedly mounted on the electronic scale body, a belt wheel shaft is rotationally mounted between each pair of mounting racks, two belt wheels are symmetrically fixed on each belt wheel shaft, a belt is mounted between the two opposite belt wheels, one belt wheel shaft is fixed with a motor shaft of a second motor, and the other belt wheel shaft is fixed with a motor shaft of a third motor. And the second motor is fixed on one of the mounting frames.

This utility model discloses a portable gantry-type lifting electronic scale, relating to the field of weighing equipment technology. The utility model includes a lifting drive assembly, a hanging scale, and a vertical support frame. The lifting drive assembly includes a shaft box and a shaft. The two ends of the shaft are rotatably mounted on the two side ends inside the shaft box. Two winches are fixed to the outer wall of the shaft, and a lifting cable is wound inside the winches. The lifting cable slides through the lower side of the shaft box and is fixedly connected to the upper end of the hanging scale. Crossarms are respectively provided on the outer side of both ends of the shaft box, and the two crossarms are respectively connected to the upper ends of two vertical support frames. This utility model, through a portable gantry structure composed of a shaft box, crossarms, and vertical support frames, combined with casters at the bottom, achieves rapid movement and deployment of the weighing equipment. This allows users to move the scale above the object to be weighed without having to carry the object, significantly improving the convenience and applicability of weighing operations.

This application discloses a multifunctional speaker, including a speaker enclosure, a speaker, a control circuit board, and a weighing assembly. A sound outlet plate with sound holes is mounted on the front of the speaker enclosure. The speaker and control circuit board are located inside the speaker enclosure. The weighing assembly includes a weighing base plate, a weighing sensor, and a weighing panel, arranged sequentially from top to bottom at the bottom of the speaker enclosure. The control circuit board is connected to the speaker and the weighing sensor. The top surface of the speaker enclosure is horizontal, and a downward-facing flange is provided at the bottom edge of the speaker enclosure. The weighing panel is located above the flange. This utility model provides a multifunctional speaker with weighing capabilities and diverse functions.

The utility model belongs to the technical field of powder weighing, and particularly relates to an automatic spiral blanking and weighing device for powder. The equipment comprises an L-shaped base, the inner side of the L-shaped base is slidably connected with a powder spiral discharging containing container, the top of the inner side of the L-shaped base is provided with a high-precision weighing sensor, the powder spiral discharging containing container comprises a powder containing tank body, and the interior of the powder containing tank body is rotatably connected with a spiral rod; a container adapter is obliquely fixed to the side face of the powder containing tank body and used for installing and fixing a powder reagent bottle, the bottom of the powder containing tank body is in a funnel shape, a discharging port is formed in the bottom of the powder containing tank body and located above the high-precision weighing sensor, and a collecting cylinder is placed at the top of the high-precision weighing sensor and used for collecting the powder reagent bottle. And the discharge hole corresponds to the top of the collecting barrel up and down. According to the powder weighing device, powder can be automatically weighed, the weighing amount does not need to be manually added or reduced, operation is easy, and the weighing uniformity is guaranteed.

The invention relates to the technical field of cysteine detection, and provides a cysteine quantitative detection device which comprises a fixed rack, two middle hoppers, a sample storage assembly, an adding assembly, a cleaning assembly, a supporting frame, a detection assembly, a mixing assembly and a controller. The sample storage assemblies are installed on the upper portions of the two middle hoppers, the adding assemblies are installed at the discharging positions of the two middle hoppers, the cleaning assembly is installed on the fixed rack, the supporting frame is installed in the fixed rack, the detection assembly is arranged on the upper portion of the supporting frame, the mixing assembly is installed on the supporting frame, and the detection assembly is installed on the mixing assembly. By means of the technical scheme, the problem that in the prior art, due to residues existing in detection equipment, the accuracy of follow-up detection is reduced is solved.