16results about How to "Realize high-precision adjustment" patented technology

The application relates to the technical field of sewage treatment, in particular to a pressure dosing method and system for sewage treatment. The application first establishes a stable gas pressure environment in a dosing device, and uses a high-precision pressure sensor to collect pressure data in real time; based on Bernoulli equation, a total pressure-dosing flow relationship model and a dosing pipe static pressure-dosing flow relationship model of the dosing device are constructed, and the applicable flow intervals of the two models are determined; after a target flow value is input, the corresponding model is selected according to the interval to calculate the target total pressure or static pressure value; the system adopts a hierarchical PID control strategy, a primary PID is responsible for total pressure adjustment, and a secondary PID is responsible for static pressure fine adjustment, so that the rapidity and accuracy of pressure control are cooperatively ensured; meanwhile, the actual dosing amount is continuously monitored through a flow measurement unit, and when the flow deviation exceeds the set range, a calibration program is automatically started, and the pressure-flow model parameters are optimized in real time; finally, through closed-loop control of pressure and flow, high-precision adjustment of the dosing flow is realized.

The present application provides a kind of low load under coal mill outlet wind powder temperature regulating system and method, including temperature sensor group, flow sensor, coal dust concentration sensor, temperature regulating device and control unit, wherein: temperature sensor group is used to measure the wind powder temperature of different positions of coal mill outlet pipeline;Flow sensor is used to measure the wind powder flow of different positions of coal mill outlet pipeline;Coal dust concentration sensor is used to detect the coal dust concentration in the coal mill outlet pipeline;Temperature regulating device is used to adjust the wind powder temperature of coal mill outlet pipeline;Control unit is used to receive the signal of temperature sensor group, flow sensor, coal dust concentration sensor, calculate temperature regulating amount and output signal to temperature regulating device to the wind powder temperature of coal mill outlet.The present application ensures that the wind powder temperature of coal mill outlet is stable near the target value, improves the combustion efficiency, and ensures the stable operation of the entire thermal system.

This invention belongs to the field of bionic robotics technology, specifically disclosing a bionic eye based on a two-degree-of-freedom parallel mechanism driven by artificial muscles. It includes a two-degree-of-freedom flexible driving parallel mechanism with a bionic eye structure on it. The bionic eye structure includes a flexible eyeball. The two-degree-of-freedom flexible driving parallel mechanism includes symmetrically arranged rectus muscle flexible bodies and rectus muscle ties connected to the flexible eyeball. The end of the rectus muscle flexible body has a common tendon ring platform that cooperates with the rectus muscle ties. This invention, by using a ball-joint connected bionic eye structure, combined with the four artificial muscles of the rectus muscle flexible body in the two-degree-of-freedom flexible driving parallel mechanism, enables the bionic eye to possess two movement postures: yaw and pitch. By conforming to the physiological structure and main movement patterns of the human eyeball, and through the stepless adjustment of the rectus muscle flexible body by the rectus muscle ties, precise two-degree-of-freedom adjustment of the bionic eye can be achieved.

The utility model discloses a multi -way valve with high accuracy flow control structure relates to valve technical field, including valve body, the valve body includes the casing, one end of casing is fixedly connected with sealed positioning section, and the water inlet telescopic section is inserted to one end of sealed positioning section, and the inboard wall of sealed positioning section is equipped with the joint interface, and the taper filter is clamped, the cavity of casing is fixedly connected with valve seat through the mouth opening, the valve core is clamped in valve seat, and the top of casing is fixedly connected with main motor. The utility model provides valve body, on the basis of realizing the filtration and avoiding the influence precision, and at the same time, under the condition of not with the pipeline dismounting, the filtration assembly is convenient to take out and clean, so that the existing multi -way valve is led to the key component easy wear and tear, block and affect control precision because of lacking filtration assembly, and filtration assembly dismounting and cleaning need to dismount the valve as a whole, and the problem of complicated and laborious operation.

This utility model discloses an adjustable-height composite lathe tool, relating to the field of lathe tool technology. It solves the technical problems of existing solutions, such as low adjustment precision, inability to continuously adjust, cumbersome operation, and low efficiency. The tool includes a base, a tool holder, and a cutting blade. The cutting blade is disposed on the upper wall of the tool holder, which is slidably mounted on the base. A fixed cylinder is provided on the base, and a threaded hole is formed inside the fixed cylinder. A screw is rotatably mounted inside the tool holder, and the screw is threadedly connected to the threaded hole of the fixed cylinder. This utility model employs a screw-driven, inclined-plane-wedge-tightened structure. When the screw is rotated, its rotational motion is converted into linear micro-movement of the tool holder along the inclined plane through the threaded pair. The linear displacement of the tool holder is then converted into even smaller vertical displacement of the cutting blade through the inclined plane structure. This mechanical transmission method has a large transmission ratio, allowing the operator to easily achieve continuous, stepless, and high-precision adjustment of the cutting blade height by rotating the screw.

The application provides a three-freedom-displacement-adjusted lens image quality detection device, comprising: a base; an image source assembly arranged on the base; a three-axis displacement table arranged on the base and located on one side of the image source assembly; a lens clamping assembly arranged on the three-axis displacement table and used for clamping a to-be-detected optical lens, the lens clamping assembly moving along XYZ directions through driving of the three-axis displacement table; and an imaging assembly arranged on the base and located on a side of the three-axis displacement table away from the image source assembly; the image source assembly forms a detection image through imaging of the to-be-detected optical lens, and the imaging assembly is used for receiving the detection image. The problem that the adjustment of the detection tool in the height direction is limited in the prior art and cannot meet the adjustment requirements of high-end optical detection is solved.

The utility model belongs to the technical field of adhesive force testing, and particularly relates to a drivable adhesive force testing device. Comprising a bottom plate, a hydraulic cylinder, a scribing head, an operating handle, a clamp and a transmission assembly, the transmission assembly is installed on the bottom plate and comprises a lead screw and a driving motor, the lead screw is connected with the power output end of the driving motor, the lead screw is connected with the clamp, the hydraulic air cylinder is installed above the bottom plate, and the scribing head is installed on a piston rod of the hydraulic air cylinder. The operating handle is installed on the hydraulic air cylinder, and the clamp is installed on the bottom plate. The scribing head is driven by the hydraulic cylinder to move up and down so as to be in contact with a test plate in the clamp, the test plate in the clamp is driven by the transmission assembly to move in the length direction of the lead screw, scratches are left on the test plate, and the scribing head can be controlled to automatically complete scribing on the test plate through the lead screw and the driving motor. And the adhesive force testing efficiency is realized.

This utility model belongs to the field of flow valve technology, specifically providing a flow valve based on an iris mechanism, including a valve body assembly, an iris opening and closing mechanism, a small bevel gear, a sleeve bearing, a flange bearing, an upper end cover, and an air source connector. The valve body assembly includes a valve body and a first ring body. The iris opening and closing mechanism includes an end face flange assembly, a large bevel gear assembly, a gate, and a guide block. The end face flange assembly includes an end face flange and a third ring body, and the large bevel gear assembly includes a large bevel gear and a second ring body. The included angle between the shafts of the small bevel gear and the large bevel gear is 90°, thereby changing the transmission direction. The iris opening and closing mechanism of this utility model drives the bevel gear to cause the gate to retract inward or expand outward, realizing the gate closing and opening functions. The flow valve of this utility model has a simple structure, good adjustment linearity, and can achieve high-precision adjustment over a large flow range, improving production efficiency and reducing production costs.

The utility model discloses an efficient cutting device for metal product machining, which comprises a machining table, an adjusting frame is fixedly mounted on the upper end face of the machining table through a fixing plate, an adjusting shaft is rotatably mounted in the adjusting frame, and a conical rotor motor connected with the adjusting shaft is fixedly mounted on the outer wall of the adjusting frame. A containing frame is fixedly connected to the outer wall of the adjusting shaft through an adjusting mechanism, a two-way screw rod is rotationally installed in the containing frame, and a stepping motor connected with the two-way screw rod is fixedly installed on the outer wall of the containing frame. The hydraulic cylinder, the moving plate, the connecting plate and other assemblies are arranged, the telescopic end of the hydraulic cylinder drives the moving plate to move, and the clamping plate is driven to rotate around the connecting shaft and clamp a workpiece through a transmission mechanism composed of the first connecting frame, the connecting plate and the second connecting frame. By means of the linkage structure, the clamping plate can adjust the angle in a self-adaptive mode according to the irregular outline of the metal product, and tight attaching clamping is achieved.

The utility model relates to the technical field of machine tool tables, and discloses a rotary adjusting machine table which comprises a machine table body, a rotary groove is formed in the machine table body, an annular rotary groove is formed in the bottom of the rotary groove, a transmission groove is formed in the machine table body, and the transmission groove is formed in the side face of the annular rotary groove. And a meshing groove is formed between the transmission groove and the annular rotating groove. According to the rotary adjusting machine table, the rotary knob is arranged, the rotary plate can be driven to rotate by screwing the rotary knob by people, so that the angle of the rotary plate can be conveniently adjusted by people, and manual input rotary force is amplified and converted into accurate angle adjustment of the rotary plate through speed reduction transmission of a worm gear and a worm; meanwhile, the self-locking characteristic of the worm gear and the worm is used for preventing back-off, the annular angle plate is matched with the pointer, the rotating angle of the rotating plate is visually displayed, real-time angle feedback is provided, and high-precision adjustment is achieved in combination with precise transmission of the worm gear and the worm.

The invention discloses a laser machining device for a surface microstructure of a thin-wall spherical shell type micro-component, and relates to the technical field of micro-component surface machining. The problem that due to the fact that traditional material removal modes such as ultra-precision cutting are incomplete in material removal and substandard in contour precision, the manufacturing requirement caused by the nanoscale precision of the surface microstructure of the thin-wall spherical shell micro-component cannot be met is solved, the device comprises an X / Y / Z / B / C axis movement unit, a Y axis, a B axis and a C axis are sequentially arranged on a horizontal base table board in a stacked mode, and a workpiece is installed on a C axis objective table; the X axis and the Z axis are mounted on a cross beam of the portal frame in an overlapping manner, the laser processing head is fixed on a Z-axis carriage, and the workpiece position change introduced by the swing of the B axis can be compensated through the X axis; according to the device, laser processing and in-situ detection of the surface microstructure of the thin-wall spherical shell micro-component are integrated, high-precision adjustment of a movement position, precise regulation and control of laser pulse energy and precise capturing and recognition of a feature point position can be achieved, and high-precision stable controllable removal of an incomplete part of a cutting processing material is met.

The utility model discloses a kind of modular adjustable mass concrete temperature monitoring devices based on, including double helix linkage adjusting mechanism and honeycomb compression-resistant shell;Double helix linkage adjusting mechanism includes: vertical adjusting mechanism and horizontal adjusting mechanism;Vertical adjusting mechanism includes: H-type support, trapezoidal thread screw rod and hand wheel;H-type support includes: crossbeam and the vertical beam located in the both sides of crossbeam;Cavity is equipped in vertical beam;Floating mounting seat is equipped in the transverse center hole of crossbeam;Trapezoidal thread screw rod is penetrated crossbeam from bottom to top, and passes through the thread hole of floating mounting seat;Horizontal adjusting mechanism is equipped in the cavity of vertical beam;Honeycomb compression-resistant shell is fixedly connected with the bottom end of trapezoidal thread screw rod;Temperature detection device is encapsulated in honeycomb compression-resistant shell inside.The utility model is combined by double helix linkage adjusting mechanism and honeycomb compression-resistant shell, realize the high-precision three-dimensional positioning and stable protection of temperature monitoring device in mass concrete.

The utility model relates to the technical field of electric power waste equipment disassembly, and discloses an automatic transformer centering and positioning device which comprises two supporting columns, the tops of the two supporting columns are fixedly connected with transverse supporting strips, horizontal moving mechanisms are arranged outside the supporting columns, the bottom of a lifting mechanism is fixedly connected with a connecting block, and the connecting block is fixedly connected with a lifting mechanism. A fixing mechanism is arranged at the bottom of the connecting block and comprises a shell, a threaded rod is rotatably connected to the interior of the shell, two limiting columns are fixedly connected to the interior of the shell, a transmission ring is in threaded connection to the exterior of the threaded rod, and a fixing plate is fixedly connected to the exterior of the shell; and the outer part of the fixed plate is fixedly connected with a brake assembly. According to the transformer positioning and mounting device, through the cooperation of the first motor, the belt wheel transmission and the threaded rod, the transformer can be quickly clamped and loosened by the fixing support, the rotation of the transmission ring is limited by the limiting column, and the positioning and mounting efficiency and safety of the transformer are effectively improved.

This utility model relates to the field of toilet paper machine technology, specifically a vacuum absorbent tank assembly for a toilet paper machine. It includes a support plate, an adjusting plate mounted on the bottom of the support plate, and a bracket mounted on the bottom of the adjusting plate. The bracket is fixed to a water tank. The adjusting plate is driven by an adjusting component to make horizontal adjustments on the bracket, thereby adjusting the distance between adjacent support plates. A felt cloth is laid on top of the support plate. In this vacuum absorbent tank assembly for toilet paper machines, the adjusting component drives the adjusting plate to make horizontal adjustments on the bracket, thus achieving flexible and adjustable spacing between adjacent support plates. This design allows the assembly to adapt to different paper types and production process requirements, achieving optimal dehydration effects and improving paper quality and production efficiency. The support plate uses a combination of POM material and ceramic plate, retaining the wear resistance and corrosion resistance of ceramic material while reducing weight through POM material, thus improving the overall durability and reliability of the assembly.

This invention discloses an intelligent multi-channel glow discharge device. The device employs a multi-layered integrated design, achieving both high integration and high safety for the positive and negative electrode discharge units. Precise electrode position detection and control units allow for precise adjustment of the distance between electrodes. Independent monitoring and control of multiple channels ensures optimal flow rate and droplet size for each channel. In terms of control, innovative multi-channel collaborative feedback control technology, intelligent adaptive adjustment algorithms, and an integrated safety protection system make the entire glow discharge process efficient, intelligent, precise, safe, and controllable. This invention is particularly suitable for fields such as catalyst preparation, significantly improving production efficiency and catalyst quality consistency while effectively reducing the risks associated with manual operation.

The utility model relates to laser positioning equipment technical field, concretely is a kind of suspension type laser positioner, including hanging beam and suspension subassembly, the surface of hanging beam is equipped with suspension subassembly, the suspension subassembly includes the suspension card frame of carding connection in the surface of hanging beam, the inside of suspension card frame is equipped with the slot, the inner wall of slot and the surface of suspension card frame are carded connection, the top of suspension card frame is fixedly connected with two connecting plates, the surface of two connecting plates is respectively equipped with three insertion slots, the inner wall of three insertion slots is inserted and is equipped with screw piece, the surface of screw piece is equipped with nut with screw thread connection.The utility model, by setting suspension subassembly, the slot of suspension card frame can be quickly connected on hanging beam, preliminary installation can be completed without complex tool, it is easy and quick to operate, multiple insertion slots on two connecting plates cooperate screw piece and nut, can fasten suspension card frame, ensure the stability of suspension subassembly and hanging beam connection.