560 results about "Mechanical construction" patented technology

The utility model discloses a galvanized sheet cutting and polishing integrated device which comprises a concave conveying table, a machining table and a machining support, and relates to the technical field of galvanized sheet production. For example, a flexible telescopic cutting knife, limiting and buffering of an arc slide way, precise rotation of a polishing wheel and the like are achieved. Therefore, the system can be kept stable when treating the galvanized sheet, and accurate cutting and grinding effects are achieved; according to the system, the multiple lifting hydraulic push rods, the lifting lead screw modules, the arc sliding blocks and the like are used for multi-axis linkage, the positions of all components can be rapidly and accurately adjusted, and the machining efficiency is improved; through flexible extrusion and extrusion limiting and fixing at the upper end and the lower end, the system can process various galvanized plates with different sizes and shapes, and the material adaptability is high; the whole process including cutting, grinding, moving and the like is completed through a series of automatic mechanical structures, manual intervention is reduced, and the production efficiency is improved.

The invention belongs to the technical field of production and manufacturing, and discloses a heavy-load RGV which comprises a walking assembly and a walking frame, a material reversing assembly is rotatably and fixedly mounted at the top of the walking frame, and a material conveying assembly is fixedly mounted at the top of the material reversing assembly; and a material guiding and switching assembly is fixedly mounted at the top of the material conveying assembly. Compared with a traditional device, the device has the excellent characteristic of being self-adaptive to the material size; by means of the ingenious mechanical structure design, the carrying size can be flexibly and accurately changed according to the length, width and height of different materials, diversified carrying requirements can be easily met, small and exquisite electronic elements and large industrial machine parts can be stably carried and transported, and the problem that the factory material carrying variety is large is effectively solved.

The invention belongs to the technical field of mechanical structure health monitoring and life prediction, and particularly relates to an engineering machinery bearing structure fatigue life intelligent monitoring method, which comprises the steps of 1, building a high-fidelity geometric model, 2, building a finite element model, 3, building a finite element simulation data set, 4, building a neural network agent model, and 5, building a neural network model. 5, working parameters and loading history are obtained; and 6, a visual operation and maintenance platform is integrated. According to the intelligent monitoring method for the fatigue life of the engineering machinery bearing structure, the evolution process of fatigue damage of the structure can be intelligently deduced based on the working parameters and the loading history of the structure, dynamic calculation of the residual life and real-time early warning of the service risk are achieved, calculation resources are saved, the fatigue life evaluation efficiency is improved, and the engineering machinery bearing structure fatigue life monitoring method is suitable for popularization and application. The problems of dependence on off-line simulation, response lag, discontinuous evaluation and the like in traditional structure life management are solved, the intelligent operation and maintenance level of the engineering machinery is effectively improved, and safe and efficient operation of the engineering machinery is guaranteed.

The utility model relates to the technical field of housing construction engineering, and discloses a housing construction engineering positioning and measuring device which comprises a supporting table, a supporting rod is movably connected in the supporting table in a penetrating mode, a measuring instrument is fixedly connected to the upper end of the supporting rod, and a supporting mechanism is arranged on the lower surface of the supporting table. A rack is fixedly connected to the left side surface of the supporting rod, and an adjusting mechanism is arranged on the upper surface of the supporting table and located on the left side of the supporting rod. According to the utility model, in the aspect of height adjustment, through the linkage design of the supporting rod and the rack and the combination of a mechanical locking mechanism of the gear, the ratchet wheel and the pawl, stepless precise adjustment of the measuring instrument is realized, and the motor fault risk and power consumption are avoided; in addition, the rotating rod can be locked through the positioning bolt after adjustment is completed, accidental displacement of the measuring instrument is prevented, and the reliability of the device is further improved. According to the design, through a pure mechanical structure, the height adjusting process is simplified, the maintenance cost is reduced, and the device is particularly suitable for engineering scenes in a power-free environment.

The invention discloses a rapid drilling clamp for a carbon fiber badminton racket. The rapid drilling clamp comprises a machining table, a drilling machine, a sliding assembly, a fixing clamp and the like. The sliding assembly horizontally corresponds to the working end of the drilling machine, and the fixing clamp can fix the racket frame. The inner gear in the machining table containing groove is driven by the moving piece to rotate, then the cam is made to rotate through the transmission gear, and the cam abuts against the sliding assembly to be in linkage so as to adjust the position of the racket frame. The scale value of the machining table is matched with the moving part pointer to achieve accurate angle adjustment. The sliding assembly comprises a fixing rod, a first spring, a sliding frame and the like and can horizontally move under the action of the cam. The fixing clamp drives the four fixing assemblies through the driving assembly, and automatic clamping and dismounting of the racket frame are achieved through the second spring and the supporting block. According to the clamp, accurate positioning and rapid drilling of the racket frame are achieved through a mechanical structure, the problems that in semi-automatic machining, manual distance adjusting is tedious, and the intelligent modification cost is high are solved, the clamp is suitable for racket frames of different shapes, and the drilling efficiency and precision are improved.

The invention discloses an automatic tower foundation pit dividing device and method based on laser point cloud, relates to the technical field of tower foundation pit dividing of power transmission line mechanical construction, and solves the problems that existing power transmission line tower foundation pit dividing is low in automation degree, low in operation efficiency, low in manual operation precision and prone to generating pit dividing errors. Comprising a tripod and an equipment holder installed at the top of the tripod, a box body is arranged above the equipment holder, the box body is in butt joint with the equipment holder through a holder connecting piece, a laser radar is arranged on the inner side of the box body, and a top cover is installed at the top of the box body; the device further comprises a pit separating mechanism used for enabling the laser radar to automatically and efficiently separate pits, and the pit separating mechanism is installed on the inner side of the box body. Through the pit separation mechanism, automatic pit separation, design guidance, foundation acceptance and foundation bolt verification of the transmission tower foundation can be achieved, and therefore the effect of automatic and efficient pit separation is achieved.

According to the bead tube machining device, a plurality of material tubes are placed on a first fixing base and a second fixing base assembly, one end of each material tube is located on the first fixing base, the other end of each material tube is located on the second fixing base assembly, and a tube cutting assembly can cut all the material tubes at the same time, so that tube beads are obtained. Therefore, safety accidents caused by manual cutting can be avoided, the labor intensity of operators is reduced, and the processing and production efficiency of bead tubes is improved. The bead tubes can be moved manually or by other mechanical structures, so that bead tubes with different lengths can be processed and produced according to requirements.

The utility model belongs to the technical field of building construction, and particularly relates to a wallboard installation perpendicularity detection device which comprises a pair of measuring scales, and the middle parts of the measuring scales are fixedly connected with a pair of supporting plates; a fixing rod is fixedly connected to the middle of the supporting plate; the middle part of the fixed rod is rotationally connected with a round rod; the end part of the round rod is fixedly connected with a telescopic rod; the rotation adjustment of the round rod is used for assisting the extension of the telescopic rod, so that the preparation work time before measurement can be shortened, an operator can adjust and extend the telescopic rod after fixing one measuring ruler, the round rod controls the other measuring ruler to carry out measurement work, which measuring ruler is below does not need to be considered during measurement, and the measurement efficiency is improved. The two measuring rulers can be arranged at the lower part, and the influence on the measuring rulers can be reduced due to a pure mechanical structure, so that the measuring rulers work in a severe environment and provide a relatively accurate measurement data result.

The invention relates to the technical field of waterproof coatings, in particular to an environment-friendly waterproof coating spraying device which comprises a frame, moving wheels, a cleaning mechanism and a spraying mechanism, the cleaning mechanism comprises a cleaning cover, a cleaning nozzle, a first cleaning roller, a second cleaning roller and negative pressure suction equipment, and integration of base surface cleaning and impurity recovery is achieved. The spraying mechanism comprises a spraying cover, a coating hopper, an air compressor, a coating header pipe, a high-pressure gas header pipe, a coating nozzle group and a positive-pressure nozzle group, and a uniform waterproof coating is formed through high-pressure spraying. According to the device, closed design is adopted, the negative pressure harmful gas adsorption function and the positive pressure leakage prevention function are integrated, cleaning-spraying continuous operation is achieved, the problems that traditional manual spraying is low in efficiency, uneven in coating, serious in pollution and the like are solved through mechanical construction, the construction quality and the environmental protection performance are remarkably improved, and the device is suitable for large building waterproof engineering.

The invention discloses a high-speed copper wire stranding machine with balanced tension, and relates to the technical field of stranding machines, the high-speed copper wire stranding machine comprises a stranding disc, the inner side of the stranding disc is connected with a plurality of groups of tension balancing mechanisms corresponding to clamping mechanisms, and each tension balancing mechanism comprises an elastic sliding plate which is located in the stranding disc and elastically connected through a spring support. Self-adaptive tension balance adjustment is achieved through a mechanical structure, electronic element damage caused by mechanical vibration, dust, humidity and other complex environmental factors is avoided, the equipment maintenance frequency is reduced, the operation cost is reduced, the labor burden of workers is relieved, long-term stable operation of equipment is guaranteed, and the equipment safety is improved. The tension balance mechanism can automatically adjust the tension according to the pay-off degree of the copper wire wheel, in the pay-off process of the copper wire wheel, it is ensured that the extrusion roll shaft is attached to the copper wire all the time, by means of the synergistic effect of the spring frame and the tension wheel, the tension degree of the copper wire in different pay-off processes is kept consistent, the copper wire is effectively prevented from loosening or breaking, and the twisting quality is improved.

The invention relates to the technical field of preheating welding devices, and provides a steel member preheating welding device and a welding method.The steel member preheating welding device comprises a mounting mechanism, a welding mechanism and a guiding and positioning mechanism, an intermittent transmission chain scraper conveyor conducts intermittent conveying on a clamping mechanism, and when the clamping mechanism is in a shutdown state, the welding mechanism conducts welding on the clamping mechanism; and a guide rail of the guiding and positioning mechanism comprises an inclined rail and a transverse rail, and when an inserting rod moves downwards along the inclined rail, the welding mechanism is driven to accurately descend to a welding seam position. Zero-error matching of the welding station and the conveying takt is achieved through mechanical linkage, manual adjustment time is eliminated, the procedure interval is shortened, and the production line continuity is remarkably improved. The pure mechanical tripping design is realized, the sensor or motor driving is not needed, and the reset response is fast. The full-process cooperation of preheating, conveying, positioning, welding and resetting is achieved through a pure mechanical structure, and the continuity and continuity of welding work are achieved.

A flying elevator is characterized by comprising (100) a ducted propeller arrangement. And (200) a flying elevator telescopic car body. And (300) supplying power to the transfer platform truck. And (400) an intelligent control system. And (500) final assembly of the structure. The mechanisms and the systems are combined through final assembly. Therefore, a set of economical and practical elevator type intelligent low-altitude aircraft is formed. The technical problem that a conventional low-altitude aircraft cannot be connected for a long time to continuously work and cannot be increased in capacity due to limitation of self-loading power or electric power is solved. The elevator is widely applied to high-rise buildings, high-altitude construction sites, disaster areas and scenic areas and serves as a temporary elevator or a short-distance aircraft. And the emergency operation and rescue work of personnel transfer and material transportation can be continuously carried out by a single machine for a long time. The flying elevator has the beneficial effects that 1, the flying elevator flies with lines, and electric power is continuously provided by using the mains supply or a vehicle-mounted power generation device, so that the flying elevator can continuously run for a long time; 2, off-line flight: driving the flight elevator to run by utilizing a reserve battery in an area which is not suitable for line-carried flight; and emergency operation and rescue work in different environments are facilitated. And 3, a multi-set mechanical structure design, a power supply device and a control system. And flight safety and operation convenience are guaranteed.

The invention relates to the technical field of welding, and discloses a complex sheet metal frame cabinet tailor-welding method which comprises the following steps: S1, splitting: assembling an upper frame, a lower frame and a middle stand column according to a design structure of a frame cabinet; s2, bending is conducted, specifically, corners of the upper frame, the lower frame and the middle stand column are bent; s3, splicing is conducted, specifically, the upper frame, the lower frame and the middle stand columns are spliced into a frame, and the middle stand columns are clamped in the bent positions; and S4, welding is conducted, specifically, the spliced exposed parts of the upper frame, the lower frame and the middle stand column are welded. Through the four-step process of modular splitting, precise bending, mechanical interlocking and flat welding optimization, an innovative frame of mechanical positioning and then welding fixing is constructed, welding deformation is controlled from the source, the assembly consistency is improved, mechanical structure design and the welding process are deeply coupled, and the welding efficiency is improved. And a dual anti-deformation mechanism of physical interlocking constraint and welding heat input control is formed.

The invention provides a task planning method for a building robot, and the method comprises the steps: obtaining the semantic information of a to-be-constructed region, and screening a to-be-constructed object; according to the screened to-be-constructed objects, matching proper construction types and mechanical construction parameters from a preset process library, and generating a construction operation node information list; generating a path node information list according to the semantic information and the construction operation node information list; according to the path node information list, matching actions of a proper process in a preset track action library, and generating a specific construction action sequence; and according to the path node information list and the semantic information, judging whether a connecting line between adjacent path nodes has interference or not, if so, adding transfer path nodes, and if not, generating a final construction path. According to the method, it can be ensured that the construction task of each unit reaches the local optimal solution, the method can better adapt to the complex environment of a building construction site, and the safety and high efficiency of the building robot in the construction process are ensured.

The invention relates to the technical field of sewage treatment, in particular to a building engineering sewage purification treatment device which comprises a sewage collecting tank, a garbage collecting tank, a conveying system and a cleaning system, and further comprises a grating arranged in the sewage collecting tank and used for intercepting garbage in sewage; according to the sewage purification treatment device for constructional engineering, the guide assembly and the trigger assembly are arranged, so that the conical rod can be automatically popped up and reset when needed, manual intervention is not needed, the automation degree of the device is improved, and due to the ingenious design of the driving part, the synchronizing part, the transmission part, the positioning part, the extrusion part and other assemblies, automatic popping up and resetting of the conical rod are achieved; in addition, it is ensured that the position of the cone rod after resetting is accurately controlled, faults caused by position deviation are avoided, and the stability and reliability of the cone rod in the popping and resetting process are ensured through mechanical structures such as a driving spring, a transmission gear, a ratchet wheel and ratchets.

The application discloses a power transmission line assembled rock anchor rod foundation and a construction method, which optimizes and combines an assembled pole tower foundation and a rock anchor rod foundation to form an assembled rock anchor rod foundation, divides a bearing platform and a main column part into a plurality of prefabricated components according to certain sizes, prefabricates the bearing platform bottom plate, the side plate and the main column in a factory in advance, transports the prefabricated bearing platform prefabricated components and the main column prefabricated components to a construction site for assembly, improves foundation construction quality, reduces on-site concrete maintenance time and material consumption of the pole tower foundation, shortens a construction period, reduces construction cost of the pole tower foundation, reduces environmental problems in the construction process, expands the use range of the anchor rod foundation and the assembled foundation, is beneficial to promoting mechanical construction of power transmission and transformation projects, and has good social and economic benefits and engineering application value.

The utility model discloses a fixture applied to an additive and subtractive manufacturing machine tool, which relates to the technical field of fixtures, and comprises a cam synchronous supporting mechanism, a centering clamping mechanism and a machining base station, and the horizontal plane positioning of a machining surface in the machining process of a workpiece and the supporting problem in the subtractive machining process are optimized through the cam synchronous supporting mechanism. Meanwhile, the positioning principle of the cam mechanism is simple and reliable, and rapid repositioning after resetting under the conditions of extra workpiece detection and the like can be supported; the positioning principle of the centering clamping mechanism refers to a three-jaw chuck, through synchronous movement of three clamping blocks, rapid and accurate positioning of a machining machine table is achieved, the positioning principle is simple and reliable, and rapid clamping and taking down of a machined workpiece can also be achieved. According to the clamp applied to the additive and subtractive manufacturing machine tool, rapid and accurate positioning of the machining base table is achieved through a simple mechanical structure, machining positioning of the base table is simplified, meanwhile, the machining base table is simple in structure, large in machining area and easy to position, and after being matched with the clamp, supporting is stable, and machining precision is high.

The invention relates to the technical field of straw briquettes, and discloses straw briquette production equipment which comprises a first supporting bottom plate, a mounting block is fixedly connected to one side of the top of the first supporting bottom plate, and a transmission assembly is arranged in the mounting block. According to the device, an air cylinder serves as a power source, a connecting column is precisely driven to cooperatively drive a connecting frame and a limiting plate to execute reciprocating motion, mechanical quantitative stirring discharging operation is achieved, in the discharging process, the limiting plate moving in a reciprocating mode can push straw clamped at a feeding port, and feeding can be completed without manual stirring; in the discharging process, the continuity of the discharging process is guaranteed, the potential safety hazard that operators make contact with high-speed rotating parts is eliminated, the production safety and reliability are remarkably improved, automation, quantification and safety of material treatment are achieved through precise matching of mechanical structures, and the production efficiency is improved. And the technical advantages of a mechanical linkage system are fully shown.

The invention relates to the technical field of turn-milling composite machining, in particular to a turn-milling composite machine tool capable of measuring the cutting temperature in real time. The machine tool comprises a machine tool base, a main shaft, a turning tool driving device, a milling cutter driving device, a turning tool, a milling cutter, a temperature measuring device and a tail center, wherein the main shaft, the turning tool driving device, the milling cutter driving device, the temperature measuring device and the tail center are sequentially arranged on the machine tool base from left to right. The temperature measuring device is integrated on the turning and milling composite machine tool, the temperature sensor is convenient to install, the existing mechanical structure of the turning and milling composite machine tool is not changed, the cutting machining process of the machine tool is not affected, and real-time measurement of the temperature in the turning and milling composite machining process is achieved; the thermocouple temperature sensors are sequentially arranged on the blade through the insulating layer glue, so that the problem of inaccurate thermocouple temperature measurement caused by mutual contact among the thermocouple temperature sensors in the cutting process is effectively solved, and the thermocouple temperature measurement precision is effectively improved.

The invention relates to the technical field of assembly, and discloses modular assembly type rapid processing equipment suitable for production of a bag-type dust collector, the modular assembly type rapid processing equipment comprises a workbench, and the workbench is provided with a clamping assembly for clamping a tubesheet. Through cooperative linkage of mechanical structures such as the rotating disc, the inner supporting frame and the pressing arm, full-process automatic operation of positioning, clamping, elastic piece deformation and final assembly of a cloth bag and a pattern card is achieved, manual intervention is greatly reduced, the production efficiency is remarkably improved, and the cloth bag and pattern card assembling machine is especially suitable for a batch production scene; an outer expansion groove is used for guiding an inner supporting frame to precisely position a cloth bag, an extrusion groove drives a pressing arm to standardize a deformation elastic piece, a slope controls the pressing arm to be separated to enable the elastic piece to precisely reset and clamp, and other stable actions of mechanical structures are adopted, so that randomness and errors of manual operation are avoided, and it is ensured that the assembly precision of each set is consistent to improve the product quality stability; and meanwhile, due to the automatic process, repeated labor such as manual carrying, alignment and pressing is reduced, and the labor intensity of workers is reduced.

The utility model relates to the technical field of steel structure trusses, in particular to an integrated green building steel structure truss, and aims to solve the technical problems that for most steel structure truss devices, cross beams are fixed by I-shaped steel or H-shaped steel, and the cross beams are connected and fixed by using threaded connecting pieces after steel is punched; punching of structural steel may change the mechanical property of the steel at the punched position, so that the bearing capacity of a steel structure truss is affected; according to the technical scheme, the integrated green building steel structure truss comprises a fixing assembly, a truss assembly, a connecting assembly, a base assembly and a limiting assembly; compared with a traditional steel structure truss device which needs to punch and fix structural steel and easily affects the mechanical property of the structural steel, the steel structure truss device has the advantages that the structural steel is fixed by using a mechanical structure in a mode of adding a connecting structure, punching of the steel is avoided, the mechanical property of the structural steel is guaranteed, and the service life of the steel structure truss device is prolonged. And the bearing capacity of the steel structure truss is guaranteed.

The invention discloses a coal mine roadway roof cutting drilling machine with dual-mode pressure compensation and a working method, and relates to the technical field of coal mine roadway roof cutting, the coal mine roadway roof cutting drilling machine specifically comprises a supporting assembly and a rotary stopping assembly, the supporting assembly is fixedly installed on the side of a dual-track bicycle frame, the rotary stopping assembly is slidably connected to the supporting assembly, and a guide frame is fixed to the side of the rotary stopping assembly through bolts; a front-end stability monitoring mechanism and a transmission case are slidably connected to the side guide rail side of the guide frame; the technology of front-end vibration recognition, drill rod rotating speed self-adaptive adjustment and hydraulic flow channel intelligent switching is adopted, dynamic adjustment of the pressure of a hydraulic system is achieved through the compensation oil cylinder, the pressure guide disc, the rotary teeth and other structures, it is ensured that flow can still be distributed proportionally under the high load difference, actuator stagnation or pressure fluctuation is avoided, and the working efficiency is improved. The mechanical structure is driven by rotating speed change to rotate the pressure guide disc, communication of the main control flow channel and different guide flow channels is achieved, switching response is fast, the structure is reliable, and the device is suitable for the underground severe environment.

The invention relates to an iron tower welding robot system and method, the iron tower welding robot system comprises a clamping assembly, a rotating assembly for driving the clamping assembly to rotate and a welding assembly, specifically, the clamping assembly comprises at least two oppositely-arranged clamping jaws, and the distance between the clamping jaws is driven and adjusted through a clamping driving assembly; the rotating assembly comprises a rotating supporting frame, a first rotating unit is installed on the rotating supporting frame, and a second rotating unit is installed on the first rotating unit; the welding assembly comprises a mechanical arm and a welding gun, the welding gun is installed at the tail end execution end of the mechanical arm, a visual identification unit is arranged at the front end of the mechanical arm, and the relative position of the visual identification unit and the welding gun is fixed; by means of mechanical structure optimization and deep fusion of visual guidance and intelligent control, high precision, high flexibility and high automation of the welding process are achieved.

The invention discloses a mechanical structural part self-adaptive intelligent assembling device based on deep learning, and belongs to the field of intelligent manufacturing. According to the device, through cooperative work of all the parts, automatic assembly of different types of mechanical structural parts is achieved, and an assembly strategy is continuously optimized according to real-time data through a deep learning algorithm. The device mainly comprises a supporting platform, a material feeding mechanism, an electric wrench, a sensor group and a controller. The supporting platform is used for stably supporting the assembling base body. The material feeding mechanism is responsible for pushing the mechanical structural part to an assembling position; the sensor group collects assembly process data; and the controller adaptively controls the operation arm to complete accurate assembly according to an analysis result of the integrated deep learning model. The device is endowed with self-learning ability, so that the device can adapt to different assembly tasks, the assembly efficiency and quality are effectively improved, and the device has wide applicability and flexibility.

The utility model relates to a center pillar corner connector multifunctional belt grooving all-in-one machine for doors and windows, which belongs to the technical field of door and window processing and comprises a rack, a processing assembly is arranged at the top of the rack and comprises a feeding frame fixedly mounted on the outer wall of the top of the rack, and a front drilling device and a rear drilling device are fixedly mounted on the outer wall of the top of the rack. A bottom tapping device, a grooving device, a cutting device, a front chamfering device and a front tapping device are fixedly mounted on the outer wall of the top of the rack. The bottom tapping device, the grooving device, the cutting device, the front chamfering device and the front tapping device are fixedly mounted on the outer wall of the top of the rack. According to the center pillar corner connector multifunctional belt grooving all-in-one machine for doors and windows, a brand-new mechanical structure is independently designed, researched and developed, an operation system with more complete functions is independently developed, compared with an existing machine, the production efficiency and the production quality are improved, the machine adjusting time is effectively shortened, the production potential safety hazards of workers are reduced, and products are universally machined through one machine.

The invention relates to a high-speed rail bridge deck waterproof construction process, and belongs to the technical field of road and bridge construction. Comprising the following steps in sequence: grinding a base surface, spraying a waterproof coating, paving a waterproof coiled material, paving waterproof concrete, finishing the surface, cutting an expansion joint, and spraying water, laminating and curing. An automatic grinding machine is used for grinding a base plane, and an automatic spraying machine is used for spraying waterproof paint; paving the waterproof coiled material by using a waterproof coiled material paving and sticking machine; paving waterproof concrete by using a mini concrete vibrating and leveling machine; surface finishing and expansion joint cutting are conducted through a mini concrete surface finishing and joint cutting all-in-one machine; a mini maintenance truck is used for water spraying, film covering and maintenance; the waterproof coiled material paving machine, the mini-type concrete vibrating and leveling machine, the mini-type concrete surface-finishing and joint-cutting all-in-one machine and the mini-type maintenance truck all walk on the retaining wall during working. According to the technical scheme, waterproof construction of the narrow area on the high-speed rail bridge floor is designed, walking of special equipment is conducted through the retaining wall, and full-mechanical construction is achieved.

The invention relates to integrated equipment for small-section tunnel construction. The integrated equipment comprises a rack, and a crawler system is arranged at the bottom of the rack; a guniting mechanical arm, an arch frame mounting mechanical arm and a drilling mechanical arm are arranged at the top of the rack, and the arch frame mounting mechanical arms and the drilling mechanical arms are arranged on the two transverse sides of the rack; a longitudinally-arranged conveying belt is arranged below the machine frame, and an excavator arm is arranged at the longitudinal end of the machine frame and corresponds to one end of the conveying belt. Various mechanical devices used in tunnel excavation and supporting procedures are integrated, mechanical construction of all the tunnel excavation and supporting procedures can be completed, the main functions of drilling, auxiliary charging, slag scraping and loading, danger and defect clearing, arch frame installation, anchor rod construction, concrete spraying and the like are achieved, the types and the number of construction machines are greatly reduced, and the construction efficiency is improved. And the number of operators in the tunnel is reduced, the operation time for replacing equipment and assembling and disassembling a power supply, a water pipe and an air pipe is saved, the construction efficiency is improved, and the advantages in small-section tunnel construction are particularly obvious.

The utility model relates to the technical field of mechanical supporting mechanisms, and discloses a chassis supporting mechanism for engineering machinery, which comprises a chassis, a base fixedly connected to the top surface of the chassis, a C-shaped frame fixedly connected to the top surface of the base, a vertical shaft rotatably connected to the inside of the C-shaped frame, and a worm wheel and a cross arm fixedly connected to the outer surface of the vertical shaft, a worm is rotationally connected into the C-shaped frame, a transmission rod is fixedly connected to one end of the worm, and a transverse shaft is rotationally connected to the inner wall of the transverse arm. Through cooperative operation of the driving motor, the synchronous wheel, the synchronous belt, the worm, the worm gear and other components, the transverse arm can be conveniently unfolded, the supporting pad and other components are driven to move out from the upper portion of the bottom frame, the supporting plate, the supporting pad and the like are erected and make contact with the ground through the hydraulic cylinder, supporting and fixing of the bottom frame are rapidly achieved, the mechanical structure is reasonable in design, and operation is convenient. The operation process is simple and efficient, the unfolding and folding efficiency of the supporting mechanism can be effectively improved, and installation and use of engineering machinery are facilitated.

The invention discloses a building engineering project management field monitoring device, and relates to the technical field of engineering monitoring, an auxiliary device further comprises a fixed block, a square pipe and a movable plate, the fixed block is fixedly installed at the output end of a telescopic motor, a series of linkage structures are driven through the telescopic motor, meanwhile, an elastic telescopic push plate provides upward assistance, and the movable plate is fixed to the fixed block. When a detection rod detects that dust is too large, a water spraying pipe and a telescopic motor can be started at the same time, manual operation of the two parts is not needed, manual intervention steps are reduced, the automation degree of the device is improved, movement of the pressing plate is driven through a mechanical structure, and the labor intensity of workers is reduced. And compared with manual water pressure adjustment, the water pressure is more stable, sufficient pressure can be continuously provided for the water spraying pipe, and the consistency of the dust falling effect is ensured.