21results about How to "Reduce adjustment workload" patented technology

The invention discloses a steel truss bridge pushing and falling construction method which improves the precision of a pre-assembly stage and ensures that the overall shape and structure of a bridge body meet the design requirements by adopting a laser measuring instrument, high-precision calculation, temperature control and other means. According to the steel truss bridge pushing and falling construction method, advanced walking type pushing equipment is used, parameters and configuration of the equipment are adjusted, the pushing construction efficiency and precision are improved, it is ensured that the bridge body stably and accurately moves to the designed position, and the construction efficiency is improved. According to the steel truss bridge pushing and falling construction method, the measuring point positions are arranged on the bridge body, displacement and deformation are monitored in real time, finite element analysis and equipment adjustment are combined, accurate control in the pushing process is ensured, and structural deformation and displacement deviation in the pushing process are effectively prevented.

The invention relates to the technical field of bar detection, and discloses bar product quality automatic detection equipment which comprises a bilateral feeding mechanism, a bar carrying mechanism, a rotary detection mechanism, a discharging mechanism and a sorting mechanism. The rotary detection mechanism comprises a rotary clamping jaw air cylinder and a detection camera, a clamping jaw of the rotary clamping jaw air cylinder is arranged opposite to the bilateral feeding mechanism, a bar supporting unit is arranged on the front side of the clamping jaw and comprises a pair of supporting slender rods, two supporting bases are arranged on the tops of the supporting slender rods, and the supporting bases and the clamping jaw of the rotary clamping jaw air cylinder are horizontally coaxial. The bar supporting unit and the rotary clamping jaw air cylinder are both connected to the rack in a sliding mode. A parallel light source used for supplementing light to the bar is arranged at the bottom of the bar supporting unit. The bar carrying mechanism is located on one side of the rotary detection mechanism and comprises a carrying driving structure and a clamping structure, and the discharging mechanism comprises a discharging driving structure and a pneumatic finger. In practical application, the detection efficiency and the detection quality of the detection equipment are effectively improved.

The utility model provides a drum-type mother liquor drying device. The drum-type mother liquor drying device comprises a box body, a spacing baffle, a drum, a driving assembly, a scraping mechanism and a mother liquor inlet assembly. The spacing baffle is arranged in the box body and divides the box body into a salt separating cavity and a collecting cavity, the roller is located in the salt separating cavity and rotationally connected with the box body, and the power output end of the driving assembly is fixedly connected with the roller. The scraping mechanism comprises a supporting plate, a guiding assembly, an adjusting assembly and a scraping plate. The supporting plate is fixedly installed on the spacing baffle, the guiding assembly is slidably connected to the supporting plate, the adjusting assembly is installed on the spacing baffle, the adjusting movable end of the adjusting assembly is connected with the guiding assembly so as to adjust the sliding position of the guiding assembly relative to the supporting plate, the scraping plate is elastically connected to the guiding assembly, and the scraping part of the scraping plate abuts against the outer periphery of the roller. The mother liquor inlet assembly comprises a mother liquor inlet pipe and a nozzle. The liquid outlet end of the mother liquid inlet pipe is located in the salt separation cavity, the spray head is arranged at the liquid outlet end of the mother liquid inlet pipe, and the liquid spraying end of the spray head faces the outer wall of the roller.

This utility model relates to the field of road and bridge construction technology, and in particular to a fixing structure for repairing road and bridge cracks. It includes a cylinder and a road surface. A crack groove is provided at the crack in the road surface for placing the cylinder. A top groove is formed above the crack groove. A vertically placed support is slidably installed inside the cylinder. A waterproof plate is fixedly connected to the top of the support after it slides through the cylinder. An inner cavity is formed at the top of the cylinder. Connecting rods are rotatably connected to both sides of a section of the support located in the inner cavity. A pull rod is rotatably connected to the end of the connecting rod away from the support. A fixing rod is provided at the end of the pull rod away from the connecting rod. This application improves construction efficiency and reduces difficulty through convenient adjustment of the fixing structure. Furthermore, the design of barbs and waterproof grooves enhances structural stability and waterproof performance. The mechanical structure under stress also prevents further cracking, ensuring the quality of the repair work in terms of construction efficiency and long-term stability of the repair effect.

The invention relates to the technical field of the building industry, and discloses a fabricated steel structure and an installation method, the fabricated steel structure comprises frame columns and frame beams, and the frame columns and the frame beams are connected in a matched mode; the modular node units are detachably connected with the frame columns and the frame beams respectively; the modularized joint unit comprises a first connecting plate and a second connecting plate, the sides, deviating from each other, of the first connecting plate and the second connecting plate are suitable for being connected with one ends of the adjacent frame columns correspondingly, and a box type steel column section is arranged between the first connecting plate and the second connecting plate; the two ends of the box type steel column section are connected with the first connecting plate and the second connecting plate correspondingly. The modularized joint units are further provided with I-shaped steel beam ends, and the two I-shaped steel beam ends are connected with the two ends of the box type steel column section respectively in the extending direction of the frame beam.

The invention discloses a pipeline supporting frame with the height convenient to adjust and a construction method thereof. The pipeline supporting frame comprises at least two length-adjustable hanging rod assemblies, the upper end of one hanging rod assembly is fixedly arranged on a base, a vertical sliding groove is formed in the upper end of the other hanging rod assembly, a first sliding block is arranged in the vertical sliding groove in a sliding mode, and the first sliding block is hinged to the other base; the lower ends of the at least two suspender assemblies are hinged to the base, a horizontal sliding groove is formed in the base, and two second sliding blocks are arranged in the horizontal sliding groove in a sliding mode; the two locking rod assemblies are arranged oppositely, the two opposite ends of the two locking rod assemblies extend oppositely to form limiting plates, the limiting plates at the upper ends of the two locking rod assemblies are connected to the two second sliding blocks correspondingly, and the limiting plates at the lower ends of the two locking rod assemblies form a sliding seat; the two sliding seats are provided with driving rods used for driving the two sliding seats to get close to each other or get away from each other. The pipeline supporting frame solves the problem that when an existing pipeline supporting frame is used for installing a pipeline, the setting height of the pipeline is tedious to adjust.

The working combined arm for the anchor cable trolley comprises a working arm, a working platform, an anchor cable machine head and a slurry pipe assembly, a fixing base and the anchor cable machine head are arranged at one end of the working arm, the working platform is connected to the end, away from the fixing base, of the working arm, and the slurry pipe assembly is arranged in the middle of the working arm; the working arm comprises a first driving mechanism, a second driving mechanism and a third driving mechanism; one end of the first driving mechanism is connected with the fixed seat, the other end of the first driving mechanism is connected with the working arm, and the first driving mechanism drives the working arm to swing left and right; one end of the second driving mechanism is connected with the fixed seat, the other end is connected with the working arm, and the second driving mechanism drives the working arm to swing up and down; one end of the third driving mechanism is connected with the workbench, the other end of the third driving mechanism is connected with the working platform, and the third driving mechanism is used for leveling the working platform. And secondly, the anchor cable trolley comprising the working combined arm is provided, so that the transportation and movement convenience can be improved, and the working efficiency is improved.

The door leaf system spare part assembling tool comprises a frame body capable of penetrating through a preset door opening of a vehicle body and a fixing beam, a first shoulder block used for preventing the frame body from penetrating through the door opening completely is arranged at the bottom of the frame body, and a support forming a certain angle with the frame body is arranged at the top of the frame body; the support is provided with an adjusting piece used for abutting against the outer side wall of a vehicle body and a fixing clamp capable of drilling through a door opening to abut against the inner wall of the vehicle body. A plurality of connectors are arranged at the bottom of the inner side of the frame body, the length of the fixing beam is larger than that of the door opening, a plurality of locking pieces are arranged on the fixing beam, and when the tool is connected with a vehicle body, the fixing beam is located in the vehicle body, and the locking pieces penetrate through the door opening to be connected into the connectors. Before assembly, the spare parts are fixed to the frame body, then the frame body is fixed to the vehicle body, the spare parts are transferred to the preset positions accordingly, and quick and accurate assembly of the spare parts can be achieved.

The invention belongs to the technical field of buildings, and particularly relates to a steel structure building modularization system which comprises a steel structure module, enclosure modules and building ground modules are embedded into the steel structure module at intervals, and a roof module is arranged at the top of the steel structure module. The steel structure module comprises a plurality of parallel steel structure columns and further comprises three sets of steel structure main beams arranged at intervals from bottom to top, each steel structure main beam comprises a plurality of transverse steel pipes and longitudinal steel pipes which are perpendicular to one another, and the end faces of the transverse steel pipes and the end faces of the longitudinal steel pipes are connected to one sides of the adjacent steel structure columns. During installation, the steel structure columns and the steel structure girders are built into a grid frame, and holes in the vertical face in the grid frame are all used for allowing enclosure modules to be embedded in. According to the method, the problem of inaccurate size matching among the modules is systematically solved by finely coordinating the size correlation among the modules, so that the rework cost, the time cost and the management cost increased in the process are controlled.

The invention belongs to the technical field of desulfurization wastewater treatment, and particularly relates to a bypass flue gas evaporation system for zero emission of desulfurization wastewater, which comprises two units, outlet flues of a denitration system A reactor and a denitration system B reactor are both connected with a bypass high-temperature flue gas system, and the bypass high-temperature flue gas system is connected with a high-temperature flue gas three-way valve group device. The high-temperature flue gas three-way valve group device is connected with the top end of the drying tower, the bottom end of the drying tower is connected with the low-temperature flue gas three-way valve group device, the low-temperature flue gas three-way valve group device is connected with the bypass low-temperature flue gas system, outlet flues of reactors A and B of the denitration system are correspondingly connected with air preheaters A and B, and outlet flues of the air preheaters A and B are correspondingly connected with dust removers A and B; two branch pipes of the bypass low-temperature flue gas system are correspondingly connected with outlet flues of the air preheater A and the air preheater B, the structure of the other unit is the same as the connection relation of the unit, the two units share the high-temperature flue gas three-way valve set device, the low-temperature flue gas three-way valve set device and the drying tower, the system can switch flue gas operation modes, and the wastewater treatment capacity is stable.

The invention relates to the technical field of metal frame drilling, and discloses a precise drilling device for curtain wall keels, comprising a drilling unit, wherein the output end of the drilling unit is equipped with a drilling tool, the interior of the drilling tool is provided with a centrifugal grinding component for separating the residual material on the inner wall of the keel, and the bottom of the centrifugal grinding component is provided with a stress release component for increasing the natural deformation space of the keel. When the drilling tool rotates, the built-in bristles automatically adhere to the inner wall and bottom of the keel under the action of centrifugal force, so as to accurately and efficiently remove the residual material and burrs generated in the drilling process. This instant cleaning mechanism not only ensures the smoothness of the hole mouth, but also greatly reduces the need for subsequent manual deburring, thereby improving the safety of the operation and reducing the operation risk. In addition, since the bristles are evenly stressed, their wear is more consistent, which helps to maintain the accuracy of the drilling and the balance of the tool, and ensures the stability of the drilling quality.

The invention discloses an anti-sagging device for a lifting steel wire rope of a flat-end type tower crane, and relates to the technical field of sagging prevention for the lifting steel wire rope of the flat-end type tower crane. The anti-drooping device for the hoisting steel wire rope of the flat head type tower crane comprises a rectangular frame with an upper opening and a lower opening, and a follow-up driving mechanism which is mounted between a pulley frame and a suspension arm so as to automatically adjust the position of the rectangular frame according to the moving position of the pulley frame is arranged in the rectangular frame; the position of the bearing mechanism is dynamically adjusted through the follow-up driving mechanism, so that the bearing mechanism is accurately borne in the middle of a lifting steel wire rope, and the bearing mechanism synchronously and adaptively moves along with the length change of the lifting steel wire rope section between the lifting arm and the pulley frame; the follow-up driving mechanisms are connected in series, so that the change of the lifting steel wire rope caused by the lengthening of the suspension arm is effectively dealt with, the anti-droop requirement of a longer lifting steel wire rope can be met, and the number of required anti-droop devices is reduced through the extension of the inhaul cable.

The present invention relates to the technical field of gear processing machine tools, and in particular to a large-scale CNC forming gear grinding machine, comprising a bed, a column, a vertical feed carriage, a transition box, a grinding head, a rotary table, an X-axis feed system, a Z-axis feed system, an A-axis drive system and a C-axis drive system; the body is provided with the column, the X-axis feed system is arranged on one side of the column, the X-axis feed system is arranged on the bed, the Z-axis feed system is arranged on the column, and the vertical feed carriage is arranged on the Z-axis feed system; the switching efficiency between the external gear grinding state and the internal gear grinding state of the present invention is high, the repeatability and precision are good, and one machine can be used for two purposes, thereby reducing the manufacturing cost.

The application provides a luggage rack and a vehicle, and aims at at least solving the problem of difficult assembly of the luggage rack. The luggage rack is installed on a roof of the vehicle. The luggage rack comprises a main body, a decoration and a light-emitting part. The main body is buckled with the decoration to form an installation cavity with a ring-shaped peripheral wall. The light-emitting part is arranged in the installation cavity. During installation, the light-emitting part is arranged in the installation cavity, and then the decoration is buckled with the main body, so that the installation is completed. The installation difficulty is reduced, the assembly speed is improved, and the production efficiency is improved.

The utility model discloses an control circuit and electric welding machine. Control circuit includes: control panel and control module, control panel is used to receive first input signal, and control module is used for connecting load, at least one first communication module is connected between control panel and bus, and first communication module is used to convert first input signal into first communication signal, and first communication signal is transmitted to bus, at least one second communication module is connected between bus and control module, and second communication module is used to receive first communication signal and convert first communication signal into first control signal, and control module is used for controlling load work according to first control signal. The control circuit has obtained the beneficial effect of not needing to transform the core communication logic of original control panel and control module, and greatly reducing hardware modification and protocol adjustment workload.

The utility model discloses a vertical roll adjusting and clearance eliminating mechanism. A vertical roller is mounted in the sliding chute of the vertical roller yoke; a screw rod is hinged to the top end of the vertical roller, a main nut is arranged in the main through hole, an inner ring of the main nut is a threaded hole and is matched with an external thread of the screw rod, and an outer ring of the main nut is a worm wheel; an auxiliary through hole is coaxially formed in one side, far away from the main through hole, of the vertical roller yoke, and the diameter of the auxiliary through hole is smaller than that of the main through hole; a threaded sleeve in threaded connection with the lead screw is arranged in the auxiliary through hole. The outer wall of the threaded sleeve and the auxiliary through hole are arranged at intervals. A pin is arranged on the end face of the end, adjacent to the main nut, of the threaded sleeve, a pin hole is formed in the end face corresponding to the main nut, and the threaded sleeve and the main nut are positioned through the pin. The other end of the threaded sleeve extends out of the screw hole; a threaded section is arranged on the outer side wall of the end, located outside the through hole, of the threaded sleeve, and an adjusting nut is arranged on the threaded section. And a disc spring group is sleeved outside the thread bushing between the adjusting nut and the vertical roller yoke.

The invention discloses a ceiling design drawing method and system capable of automatically adapting to the size of a house. The method comprises the steps that S1, the size and coordinates of a house roof are recognized and obtained; s2, obtaining design parameters of the suspended ceiling model, and automatically adjusting the size of the suspended ceiling model according to the design parameters of the suspended ceiling model and correlation parameters of the size of the house roof; s3, receiving a suspended ceiling model generation instruction, and generating a corresponding suspended ceiling model according to the adjusted design parameters and size of the suspended ceiling model; and S4, displaying the suspended ceiling model according to the coordinates of the house roof. By establishing the design parameters of the suspended ceiling model and the correlation parameters of the house roof size, automatic adaptation of the suspended ceiling model and the house roof size is achieved, and the design efficiency is improved.

The utility model discloses an assembling and welding tool for an end frame of a monorail vehicle underframe. The tool comprises a base, a connecting part, a front end beam positioning mechanism, a girder positioning mechanism, a camber beam positioning mechanism, a quick pressing device, a cross beam limiting supporting rod and a positioning seat, wherein the connecting part, the front end beam positioning mechanism, the girder positioning mechanism, the camber beam positioning mechanism, the quick pressing device, the cross beam limiting supporting rod and the positioning seat are arranged on the base. The connecting parts are arranged at the two ends of the base and used for being connected with a positioner so that the tool can rotate by an angle conveniently. And the front end beam positioning mechanism, the girder positioning mechanism, the camber beam positioning mechanism and the cross beam limiting supporting rod are used for positioning a front end beam, a girder, a camber beam and a cross beam of the chassis end frame respectively. According to the assembly welding tool for the monorail vehicle underframe end frame, rapid, efficient and accurate product positioning and welding deformation control can be achieved, and welding efficiency is improved.

The invention relates to the technical field of ship controllable-pitch propellers, provides an MCU-based controllable-pitch propeller pitch signaling module and a static calibration method, and aims to overcome the defects of traditional mechanical calibration and analog signal calibration methods. The system comprises an MCU control unit, a potentiometer sensor unit, a setting and fine tuning control unit, a signal output unit, a storage unit and an indication and display unit. Output signals of the potentiometers are read in real time through the MCU, and setting and fine tuning of high-precision screw pitch feedback signals are achieved in combination with a preset algorithm and calibration data. According to the method, through operation of the key and the dial switch, the calibration process is simplified, the calibration precision and efficiency are improved, and the method is suitable for the ship controllable-pitch propeller system and other fields needing high-precision feedback calibration.

A method for measuring and laying out indoor decoration and renovation: drawing construction laying out control lines according to construction drawings, dividing units to obtain laying out board processing drawings; having manufacturers process and number the laying out boards in batches according to the engineering positions according to the laying out board processing drawings to obtain a number of laying out boards (10), which are long thin plates with a notch at one end and a protrusion at the other end; using a total station to place control points at the laying out position of the construction site, and then laying out the laying out board on the ground, and then installing and fixing it on the ground, the notches and protrusions of two adjacent laying out boards are tightly connected, the control point positions are fixed first, and then the two ends of the same unit laying out board are fixed. The laying out board has a certain strength, and is fixed on the ground after laying out. Such laying out marks will not disappear, are firm and durable, and do not require repeated laying out. It is widely applicable to environments, improves the efficiency of laying out construction, improves construction quality, and effectively reduces the total construction cost.

The utility model discloses an assembling and welding tool system for aluminum alloy apron board production. The assembling and welding tool system comprises an aluminum alloy apron board framework welding tool and an aluminum alloy apron board assembly assembling and welding tool. The aluminum alloy apron board framework welding tool comprises a base, and a cross beam limiting block, a camber beam profiling block, a camber beam positioning and fixing clamp and a cross beam positioning and fixing clamp which are arranged on the base, and is used for auxiliary welding of an apron board framework; the aluminum alloy apron board assembly installing and welding tool is used for auxiliary welding of an apron board assembly and comprises a base, the base is provided with a panel profiling positioning block, a sealing plate positioning and fixing clamp and a panel fixing clamp, and the panel profiling positioning block, the sealing plate positioning and fixing clamp and the panel fixing clamp are used for positioning and fixing a panel and a sealing plate of an apron board; a portal frame is arranged above the base, and a pneumatic pressing device is downwards arranged on the portal frame and used for pressing and fixing the framework and the panel and the sealing plate below the framework. According to the assembly welding tool system for aluminum alloy apron board production, the aluminum alloy apron board can be rapidly, efficiently and accurately positioned, welding deformation can be controlled, and welding efficiency is improved.