21results about How to "Precise weight control" patented technology

The invention discloses a washing fly ash waste gas treatment device with a multi-stage separation function, and relates to the technical field of treatment devices.The treatment device comprises a fly ash conveying mechanism, a washing mechanism, a filter pressing and drying mechanism and a waste gas treatment mechanism, the fly ash conveying mechanism is fixedly connected with the washing mechanism, the fly ash conveying mechanism communicates with the washing mechanism, and the waste gas treatment mechanism communicates with the washing mechanism; the washing mechanism is fixedly connected with the filter-pressing drying mechanism, the washing mechanism is communicated with the filter-pressing drying mechanism, the waste gas treatment mechanism is communicated with the washing mechanism, the waste gas treatment mechanism is communicated with the filter-pressing drying mechanism, the waste gas treatment mechanism is fixedly connected with the washing mechanism, and the fly ash conveying mechanism conveys the fly ash to the washing mechanism for cleaning treatment. The washing mechanism is fixedly connected and communicated with the filter pressing and drying mechanism, cleaned fly ash directly enters the filter pressing and drying mechanism to be subjected to dehydration and drying treatment, and the waste gas treatment mechanism can collect and treat waste gas generated in the cleaning and drying process.

The invention belongs to the technical field of neodymium iron boron machining, and particularly relates to a neodymium iron boron centralized chamfering and screening device and method.The device comprises a lifting unit, a chamfering unit, an automatic screening unit, a conveying unit and a travelling crane carrying unit; the chamfering unit comprises at least two chamfering machines which are arranged in sequence, the travelling crane carrying unit is arranged above the chamfering unit, and the travelling crane carrying unit is used for feeding the chamfering machines; the lifting unit is arranged at one end of the chamfering unit, and the lifting unit is used for feeding the travelling crane carrying unit; the conveying unit is arranged on one side of the chamfering unit, and the conveying unit is arranged on one side of the discharging end of the chamfering machine. The automatic screening unit is arranged on one side of the lifting unit, and the automatic screening unit is arranged at the discharging end of the conveying unit. According to the automatic grinding machine, automatic discharging, conveying, screening and feeding operation of grinding materials is achieved, the working efficiency is greatly improved, and the defects caused by manual operation are reduced.

The utility model relates to the related technical field of PVC (Polyvinyl Chloride) pipes, in particular to a constant-proportion blanking and stirring device which comprises a raw material box, a material mixing box and a stirring device, the raw material box, the mixing box and the stirring device are sequentially arranged from top to bottom; control valves are arranged at the upper end and the lower end of the mixing box; the raw material box comprises a storage box, and a discharging opening is formed in the lower portion of the storage box; the material mixing box is arranged below the material outlet; through mutual cooperation of the weighing sensor, the magnet and the electromagnet, the weight of each raw material during blanking can be automatically and accurately controlled, the material mixing efficiency is improved, the product quality is improved, and the labor cost is reduced.

The utility model relates to a compound fertilizer coating powder adding device. Comprising a full-closed large stock bin arranged underground, and the full-closed large stock bin is connected with a weighing type top buffering stock bin through a powder diaphragm pump; the bottom of the weighing type top buffering stock bin is connected with a weightless weighing conveying part arranged on the ground through a pneumatic gate valve and a flexible connecting pipeline; a plurality of supporting lugs are evenly distributed on the outer surface of the weighing type top buffering stock bin, weighing type sensors are arranged at the bottoms of the supporting lugs, and the weighing type top buffering stock bin is further provided with anti-bridging pieces. The device has the advantages that the design is reasonable, the safety of equipment and personnel is improved, the labor intensity is reduced, stable operation of the system is maintained, accurate blanking is realized, and the quality of final products is ensured.

A method for manufacturing a large-scale balance weight of a steel sheet pile ship lift, which simplifies the processing flow of the large-scale balance weight. The method first cuts a continuous casting steel blank into single pieces of steel sheet pile with grooves, and measures and marks the steel sheet pile. Then, two groups of steel sheet pile are assembled together by processing and pre-installing gap pads. After the preliminary assembly is completed, the balance weight is marked again, and then the locking bolt holes, pin shaft holes and lifting lug holes are drilled and processed, and the holes are counterbored. The next step is to cut and install the edge plates at the top and bottom of the grooves. The trial lifting is performed and the lifting shaft hole reinforcing plates are pre-installed to ensure the stability of the structure. The stop seat plates are further processed and installed to provide protection for the final stability. Finally, the overall performance of the balance weight is verified by the second trial lifting, and the remaining edge plates are pre-installed. The present application can realize efficient processing of large-scale steel sheet pile balance weight by using conventional general equipment.

The present invention discloses a salt adding mechanism and an air purification device, wherein the salt adding mechanism comprises a base, a salt storage tank and a distributor; wherein the base is provided with a distributor bin, and the distributor bin is provided with a discharge port; the salt storage tank is installed on the base to be suitable for storing salt balls, and the salt storage tank is connected with the distributor bin; the distributor is installed on the distributor bin, and the distributor is movable relative to the base, and the salt balls discharged from the salt storage tank to the distributor bin can be discharged to the discharge port in batches. The salt adding mechanism of the present invention can accurately control the amount of salt added to the water tank assembly to improve the accuracy of controlling the concentration of the salt solution.

The animal power load bearing improved high-pressure water energy storage power generation device comprises a deflection disc, an energy taking mechanism is arranged at the top of the deflection disc, a synchronizing mechanism is arranged outside the energy taking mechanism, and a bypassing energy increasing mechanism is arranged in the synchronizing mechanism; and the bypassing energy increasing mechanism comprises two groups of symmetrical first synchronous cross beams, second synchronous cross beams and third synchronous cross beams. According to the animal-power load-bearing improved high-pressure water energy storage power generation device, synchronous cross beams of a bypassing energy increasing mechanism, a bent weighting mechanism and other mechanisms surround a central column to form a lever system, gravity is continuously provided in the uphill and downhill directions of a deflection disc, bypassing symmetrical balance beams and bypassing corresponding symmetrical balance beams alternately move, and therefore the power generation efficiency is improved. Generated kinetic energy and potential energy gravity are transmitted through a center column, the lever effect is generated to the maximum degree by means of the extremely short prying point distance, a U-shaped force applying lock is pushed, a bypassing load bearing flat beam is indirectly pushed, force is transmitted to an upper water pump, continuous gravity input is ensured, and work interruption is avoided.

The utility model provides a kind of special pressurizing feeding device, it is related to pressurizing feeding field, a kind of special pressurizing feeding device includes barrel, head, discharge assembly and mould assembly, by feeding fan through suction angle seat, and by feeding ball valve to barrel is filled with material, when needing to feed mould, by pressurized air pipe via pressurized angle seat valve to barrel is applied pre-pressure, guarantee the stability of pressure in processing process, make its fast and full feeding process, avoid the occurrence of product material shortage phenomenon, discharge cylinder drives rotary arm to make discharge carousel rotate, cooperate with feeding hose to rapidly hit the material in barrel into mould cavity, improve the flexibility and accuracy of discharge, and can accurately control product gram weight, the setting of observation component, convenient operator observes barrel internal condition anytime, timely makes corresponding adjustment, interference fit between multiple material gun and feeding hose, ensure that material is evenly injected into mould inside, guarantee the quality and consistency of product.

The utility model relates to the technical field of landscape elevator security and protection, and particularly discloses a security and protection system for a suspension bridge main tower attached landscape elevator, which comprises a waiting channel, a ticket checking gate, a camera and a weighing platform, the waiting channel is arranged at an elevator doorway, the camera is arranged above the waiting channel, and the camera is connected with an image recognition module and is used for recognizing the number of people in the waiting channel; the ticket checking gate machine is installed at an entrance of a waiting channel and connected with the controller, the controller controls the ticket checking gate machine to open or close ticket checking, a weighing table is arranged at the entrance of the ticket checking gate machine and measures the weight of a ticket checker, and a mass sensor is arranged below the weighing table and connected with a calculation module. The calculation module and the image recognition module are both connected with the controller, the controller controls the ticket checking gate to be opened or closed for ticket checking according to the weight collected by the mass sensor and the number of people recognized by the image recognition module, the number of people entering the elevator and the weight of people entering the elevator are accurately controlled, and overload of the elevator is effectively prevented.

The invention discloses a manufacturing method of a stacked and spliced steel plate type ship lift balancing weight. The machining process of a large complex balancing weight is simplified. The method comprises the following steps: firstly, cutting a continuous casting steel billet into a single laminated steel plate with a groove, and measuring and scribing the single laminated steel plate; and then, the two groups of overlapped and spliced steel plates are assembled together by machining and preassembling gap cushion blocks. After primary assembly is completed, secondary scribing is conducted on the balancing weight, then locking bolt holes, pin shaft holes and lifting lug holes are drilled and machined, and counter bore treatment is conducted on the locking bolt holes, the pin shaft holes and the lifting lug holes. And the next step is blanking and mounting edge sealing plates at the top and the bottom of the groove. And carrying out trial hoisting and preassembling a hoisting shaft hole reinforcing plate to ensure the structural stability. And the locking seat plate is machined and mounted, so that a guarantee is provided for final stability. And finally, the overall performance of the balancing weight is verified through secondary trial hoisting, and the remaining edge sealing plates are pre-installed. According to the method, efficient machining of the large stacked steel plate type balancing weight can be achieved by adopting conventional general equipment.

The invention belongs to the field of casting equipment, and particularly relates to a casting machine with a protection function for casting, the casting machine comprises a ladle charging barrel, a fixed support device and a suspension support device, the ladle charging barrel is fixedly installed on the fixed support device, the fixed support device is rotatably connected to the suspension support device, and the suspension support device is rotatably connected to the fixed support device. A telescopic rod device is connected between the fixing support device and the hanging support device, a driving limiting device is arranged on the hanging support device, a protective circular plate device is hinged to the upper end of the ladle charging barrel and located below the driving limiting device, and the lower end face of the ladle charging barrel is fixedly connected with a driving support device. According to the device, the inclination angle of the ladle charging barrel is not changed in the pouring process, the operation stability and the pouring precision are improved, the protective circular plate device can seal the ladle charging barrel in time, molten iron is prevented from being splashed all around, and the device is safe and reliable. And the equipment safety is improved.

The invention discloses an automatic charging machine for gas generator production, which comprises a workbench, a first mounting rack is fixed at one end of the top of the workbench, a second mounting rack is fixed at the top of the first mounting rack, and a third mounting rack is fixed at the top of the second mounting rack. The first mounting frame is mounted at the top of the workbench and located on one side of the first mounting frame; the medicine bin cleaning and distributing part is mounted at the top of the second mounting frame; the weighing part is mounted at the top of the second mounting frame; the medicine distributing part is mounted at the top of the first mounting frame and located at one end of the weighing part; the medicine feeding part is mounted at the bottom of the first mounting frame and located below the medicine distributing part. The whole charging process is completed through one piece of mechanical equipment, the automation degree is high, the charging efficiency is greatly improved, the labor intensity of workers is reduced, meanwhile, the weight of the charged medicine can be accurately controlled, and therefore the consistency of the generator is improved, and large-scale standardized production is facilitated.

The application relates to the bulk commodity weighing technical field, in particular to a train compartment loose particle material weight real-time calculation method and device and a storage medium, the method comprises the following steps: acquiring loading data of a train compartment, and calculating the relative position of the train compartment and a discharge port according to the loading data; judging whether only the train compartment is on the current track scale; if yes, judging the on-scale state of the train compartment on the track scale; if no, judging the on-scale state of the previous train compartment and the current train compartment on the track scale; performing stress analysis on the track scale reading according to the on-scale state; judging the shape of the loose particle material in the current train compartment at the current time, and calculating the center of gravity of the loose particle material in the current train compartment; calculating the horizontal distance between the center of gravity of the current train compartment and the loose particle material in the current train compartment and two force support points in front and behind the current train compartment, and combining the stress analysis of the track scale reading to calculate the weight of the loose particle material in the current train compartment, so that the weight change of the loose particle material in the current train compartment during loading can be accurately controlled.

The utility model discloses a kind of zinc sulfate product packaging automatic metering equipment, it is related to metering equipment technical field;And the utility model includes equipment shell, collection box and metering rotary drum, equipment shell is fixedly installed with equipment base outside, transmission device is fixedly installed with equipment base outside, packaging jar is movably connected outside, metering rotary drum is movably in the inside of equipment shell, collection box is fixedly installed with feed inlet outside, collection box is fixedly installed with No. Zinc sulfate packaging automatic metering assembly includes No.

The present application discloses an automatic weighing device, including a frame, a sample bin, an automatic feeding mechanism, a sampling platform, a weighing sensor and a sampling barrel. The frame includes a support arm and a base; the sample bin is fixedly connected to the support arm, and the sample bin is provided with a containing chamber and a discharge port connected to the containing chamber; the automatic feeding mechanism includes a spiral feeding piece; the sampling platform is arranged on the base, the weighing sensor and the sampling platform are fixedly connected, and the sampling barrel is placed on the sampling platform. In the present application, the tobacco in the containing chamber is sent out from the discharge port and falls into the sampling barrel through the rotation of the spiral feeding piece, thereby changing the cumbersome manual intake of tobacco in the traditional method and making the operation simple; through the weighing sensor, the weight of tobacco in the sampling barrel is obtained in real time, so that the weight of the taken tobacco can be accurately controlled, so that the weight of each sampling is the same, and the reliability of the data in the subsequent tobacco testing process is ensured.

The utility model relates to the technical field of packaging machinery, in particular to a packaging machine weighing device which comprises an installation support, a weighing bin is installed on the installation support, a bin plate opening and closing assembly is installed at the bottom of the weighing bin, and weighing sensors are installed at the lower ends of the four bottom corners of the installation support respectively. The bin plate opening and closing assembly comprises a pair of guide rails which are symmetrically installed on the inner wall of the lower end of the weighing bin, a bin bottom plate is installed on the two guide rails in a sliding mode, a pair of air cylinders are symmetrically installed on the outer wall of the lower end of the weighing bin, and connecting plates are installed at the extending ends of the air cylinders. The other end of the connecting plate is fixedly connected to the stock bin bottom plate, and the stock bin bottom plate transversely slides back and forth on the guide rails under the drive of stretching and retracting of the air cylinder.

The utility model relates to a quantitative packaging bag filling device which comprises an outer cylinder fixed on a machine base, a discharging end connected with a material bag arranged at the bottom, a closed top and a feeding end arranged on the side wall; the spiral discharging mechanism comprises a spiral discharging hopper and comprises a rotating outer frame, a hoisting plate and a spiral discharging plate, the included angle is smaller than 15 degrees, and a hoisting shaft fixes a spiral inner ring; the weighing mechanism comprises a weighing device fixed at the top and is connected with the top end of the hoisting shaft; the rotary discharging mechanism comprises a driving motor and a driving gear ring, and the driving gear ring is in transmission connection with a motor shaft and is connected with the hoisting shaft through a sliding key structure; the quantitative discharging mechanism comprises a feeding hole and a spiral feeder, and comprises a feeding pipe, a spiral feeding paddle, a charging hole and a driving motor; quantitative material filling is achieved, and the material filling efficiency and precision are improved.

The utility model relates to rotor dynamic balance technical field discloses a motor rotor dynamic balance correction device, including the correction disc, the middle part of correction disc is fixedly installed with the shaft sleeve who penetrates, the outside of shaft sleeve is equidistant and has opened four sets of fixed holes, the inboard screw thread connection of fixed hole has the bolt, the one side of correction disc is equipped with the annular guide slot, the inboard sliding connection of guide slot has the stud screw, one end screw thread connection of stud screw who is placed in correction disc outside has the counterweight nut. The utility model discloses the combination of shaft sleeve, bolt and fixed opening, can fix two sets of correction disc respectively in the both ends of motor rotor, through the sliding connection of sliding block and sliding slot, can adjust the position of stud screw, then pushes the stud screw and rotates into the corresponding positioning hole, can fix the stud screw, through the screw connection of stud screw and counterweight nut, can accurate control the weight of counterweight block.

The utility model provides a combined sports rehabilitation training equipment mainly relates to sports rehabilitation equipment field. A combined sports rehabilitation training equipment, including the bottom plate. The utility model has the advantages of setting up the multilayer stacked weight board box, and setting up a plurality of groups of weight board that can slide into the weight board box one side of weight board box through magnetic attraction, through the push different multiblock weight board into the weight board box makes its weight change, further through the equipment and weight board box carry out the connection makes the equipment structure produces the weight, and further can make the personnel carry out certain weight rehabilitation training action, through this kind of structure realizes the accurate control of weight, to adapt to more different crowd's rehabilitation training requirement, further through setting up rotatable and can carry out the support structure of lifting to realize the different action of rehabilitation training personnel, promotes the rehabilitation training overall property and effect.

The utility model provides an explosive conveying driving device and explosive charging equipment, and relates to the technical field of explosive charging equipment. The explosive conveying driving device comprises a first flange, a second flange and a cylinder barrel, the first flange and the second flange are arranged at the two ends of the cylinder barrel in a sealing and covering mode respectively, the first flange and the second flange are mutually fixed, a magnetostriction sensor is installed on the first flange, a piston rod is installed in the cylinder barrel, and a magnetic ring is installed on the end face, close to the first flange, of the piston rod. A through hole extending in the axial direction of the piston rod is formed in the position, located in the middle of the magnetic ring, of the piston rod, a waveguide tube of the magnetostriction sensor can stretch into the through hole, and the end, close to the second flange, of the piston rod can penetrate through the second flange to be connected with a driving rod of the pesticide conveying pump. Based on the technical scheme, the explosive conveying driving device can accurately control the weight of conveyed materials and has the advantage of being simple in structure.

The utility model relates to a charging cover of a porous carbon material preparation mixer. The problems that in the prior art, the adding amount of materials is difficult to control during feeding of a mixing machine, and the materials are difficult to discharge in time after being added excessively are solved. The feeding device comprises an annular feeding cover, the lower end of the annular feeding cover is connected with an assembly type material guiding box body arranged in a rectangular shape through a feeding cylinder, a plurality of feeding pipe structures are arranged on the annular feeding cover, and the feeding pipe structures communicate with weighing channel assemblies arranged on the inner side of the circumferential direction of the feeding cylinder and are arranged in a one-to-one correspondence mode; and an obliquely-arranged discharging mechanism is arranged at the bottom of the weighing channel assembly and located in the assembly type material guiding box body, and a material guiding direction switching assembly is arranged in the discharging mechanism in a swinging mode. The feeding device has the advantages of being convenient to operate, high in feeding precision and not prone to causing raw material waste, and the preparation quality of the porous carbon material is improved.