22results about How to "Avoid work accidents" patented technology

The invention relates to the technical field of transformer iron core production, in particular to iron core lamination equipment which comprises a pedestal, a rotating table is arranged in the center of the top of the pedestal, and a stacking tool is arranged at the top of the rotating table; the two material storage grooves are formed in the top of the pedestal respectively and correspond to the two opposite sides of the rotating table; the portal frame is fixedly arranged at the top of the pedestal, and the portal frame is provided with a horizontal lifting cross beam corresponding to the rotating table and above the two storage tanks; each reciprocating sliding block is arranged at the bottom of the lifting cross beam and horizontally reciprocates between the corresponding storage tank and the rotating table; and the multiple telescopic suction cups are distributed at the bottoms of the reciprocating sliding blocks, and the telescopic suction cups communicate with the vacuum pump through vacuum pipes and control valves. According to the equipment, manual position adjustment is not needed, and industrial accidents such as hand clamping of a steel plate are avoided, so that the production cost of the transformer iron core is reduced, and the product quality and the production efficiency are improved.

The automatic feeding device comprises a feeding mechanism installed on the side face of the punching machine and a positioning mechanism installed on the front face of the punching machine, the feeding mechanism comprises a feeding sliding way and a material pushing air cylinder located in the feeding sliding way, and a push plate is vertically arranged on a piston rod of the material pushing air cylinder; therefore, the workpieces are pushed and fed towards the stamping machining position along the material pushing slide way. The positioning mechanism is composed of a chain, a guide rod, a guide base, a spring, a positioning block and the like, and secondary positioning is conducted on the workpiece pushed to the stamping machining position. In the feeding pushing direction, a discharging sliding way is arranged on the other side of the stamping machining position, and the machined workpieces are pushed out along the discharging sliding way by means of the pushing force transmitted between the workpieces. Workpieces are automatically fed into the machining area of the punching equipment to be machined and automatically discharged, industrial accidents caused by the fact that the hands of workers stretch into a punching machine are avoided, the production industrial injury rate is reduced, and the production efficiency is improved.

The utility model relates to the technical field of pressing riveting equipment, and discloses a table type double-pressing riveting machine which comprises a machine frame, a pressure cylinder arranged on the top of the machine frame and a bottom frame arranged below the machine frame, a riveting assembly, a vibration disc, a blanking assembly and a clamping assembly are arranged on the machine frame, and the riveting assembly is arranged below the pressure cylinder; according to the automatic riveting machine, the double-station vibrating disc, the blanking assembly, the riveting assembly and the clamping assembly are arranged, and double-station synchronous operation is achieved, so that the operation efficiency is improved; by adjusting the corresponding distance between the upper punching needle and the lower riveting needle and the clamping distance, riveting machining of parts of different sizes and specifications can be achieved, the riveting action is completed together with other actions when the lower dragging plate assembly extends out to receive materials and reset, and industrial accidents are avoided due to the fact that a material receiving die and a riveting punching die are not located at the same station; by means of the feeding device and the feeding rotating device, automatic and semi-automatic production of traditional riveting is achieved, and production efficiency is improved.

The present invention relates to the technical field related to solar panels, and discloses a HJT solar panel body processing equipment, including: the lower section of the equipment movement device is connected to the front support plate, the upper surface of the equipment movement device is connected to a pushing hydraulic rod, the left side of the equipment movement device is connected to an adjustment extension device, the front end of the adjustment extension device is connected to a suction cup device, the suction cup device includes symmetrically arranged cross bars, and the outer surface of the cross bar is arrayed with multiple vertical plates; the present invention can use mechanical transportation of light-transmitting glass plates, this effect can provide more stable and smooth movement, and through precise control technology, it can greatly reduce glass breakage caused by vibration and collision, and improve transportation safety.

The utility model relates to the technical field of engine maintenance, and discloses stator extrusion equipment which comprises an equipment supporting frame, a containing plate is fixedly installed in the middle of the equipment supporting frame, two supporting columns are fixedly installed on the upper surface of the equipment supporting frame, and a fixing frame is arranged on the upper surface of the equipment supporting frame and corresponds to the position between the two supporting columns. A mounting plate is fixedly mounted at the top of the supporting column, an air cylinder is fixedly mounted on the upper surface of the mounting plate, an air cylinder switch is arranged on one side of the air cylinder, an air pressure regulator is arranged on the other side of the air cylinder, and a guide device is arranged at the lower end of the mounting plate. Moreover, the stability and precision of taking out the stator can be ensured, and the damage rate is reduced.

The invention relates to a safety redundancy method and system for motor driving failure of an unmanned container truck and a medium, and the method comprises the steps: R1, collecting the data information of parameters of a historical motion state of a vehicle in the braking process of the unmanned container truck, and obtaining the data information of the position of the vehicle and the data information of the speed of the vehicle in real time; and R2, on the basis of the data information of the parameters of the historical motion state of the vehicle, constructing a prediction model of the motion state of the vehicle based on ridge regression, and predicting the motion state of the vehicle to obtain the data information of the predicted motion state of the vehicle. According to the invention, a safety redundancy system of motor driving failure is added, operation accidents of the unmanned container truck caused by faults of an existing brake system can be avoided, damage to vehicles and port facilities is reduced, and the operation safety of the unmanned container truck is improved.

According to the magnetic steel assembling hydraulic device, the assembling efficiency is improved, the labor intensity is reduced, and industrial accidents are prevented. According to the technical scheme, a plunger pump set is adopted in a hydraulic system, and it is guaranteed that the oil cylinder assembling speed is high, and thrust is large; the hydraulic system is provided with a stacked hydraulic control one-way valve and a stacked one-way throttle valve, it is guaranteed that the oil cylinder can be reliably locked at any position of the whole stroke when magnetic steel is pressed, and the operation speed of the oil cylinder can be adjusted. An air cooling cooler is installed on an oil return way of the hydraulic system to cool hydraulic oil of the system, and a temperature and liquid level sensor is installed on the hydraulic system to guarantee that the oil temperature and the oil level of the hydraulic system are monitored in real time. The hydraulic system is provided with an overflow valve and a pressure sensor, so that the magnetic steel is prevented from being crushed due to overhigh pressure in the magnetic steel pressing process; the use environment is located in the north, a hydraulic system is provided with a heater, hydraulic oil is heated in winter, and the situation that a plunger pump cannot suck oil due to low temperature and high viscosity of the hydraulic oil is prevented; the hydraulic system is provided with an oil suction filter and an oil return filter to ensure that the cleanliness of the hydraulic system reaches the standard; the hydraulic hose connected with the oil cylinder is an ultra-flexible pipe, the bending radius is small, the service life is long, and the pressure-resistant grade is high. The press-fitting support is a high-strength structural steel welding part and is fixed to a workpiece. The oil cylinder is inversely installed on the press-fitting support, and a piston rod of the oil cylinder moves up and down to press-fit the magnetic steel.

This utility model provides a robotic grinding fixture for high-voltage switch conductor castings. The grinding fixture system mainly comprises three parts: a casting placement table for storing and positioning castings to be ground; a casting transfer table for receiving castings ground at one end and rotating them; and a casting gripper, installed at the end of the robot arm, for gripping and transporting castings from the placement table to the grinding station and the transfer table, and for gripping the reversed castings. These three parts work collaboratively, integrated within the robot workstation, to complete a fully automated process of casting loading, primary grinding, transfer, secondary grinding, and unloading. This achieves precise positioning, stable gripping, efficient transfer, and flexible reversal during the automated casting grinding process.

This invention discloses a precise control method and system for aerial work platforms based on a proportional valve. The method includes inputting preset control parameters into a control device and operating it to output an initial current signal; acquiring the current signal in real time and converting it into a digital signal for transmission to an ARM processor; sequentially performing filtering, piecewise linearization, and PID dynamic compensation adjustment on the converted digital signal to generate a high-precision current command; based on the high-precision current command and combined with a preset piecewise mapping relationship between the current and the proportional valve opening degree, calculating and generating a control signal and outputting it to the drive module; the drive module analyzes the signal duty cycle and converts it into a drive current adapted to the proportional valve coil, inputting it to the proportional valve coil to precisely adjust the proportional valve opening degree; the proportional valve controls the precise movement of the aerial work platform, while the monitoring and protection module automatically locks the proportional valve and stops adjusting the opening degree when an abnormality is detected. This invention achieves precise control of the aerial work platform, improving operational stability, accuracy, and safety.

The utility model discloses a portable H frame adjusting device for a belt conveyor, which belongs to the technical field of mine construction and comprises a supporting seat, and a supporting frame is fixedly connected to the bottom of the supporting seat. One end of the rotating rod is arranged to be U-shaped, a single person can directly adjust the belt frame according to the lever principle, rapid straightness adjustment of the belt conveyor is achieved, engineering quality and working efficiency are greatly improved, industrial accidents are completely eradicated, it is guaranteed that the engineering quality is completed on schedule, and quality and quantity are guaranteed. After the positioning plate is connected with the fixing cylinder through the positioning bolt, the rotation of the rotating rod can be adjusted by rotating the rotating column, so that the rotating rod is more labor-saving to rotate, and a worker can position the angle of the rotating rod and carry out other operations when the belt conveyor is quickly straightened and adjusted, so that the convenience and the efficiency of the operation are improved, and the labor intensity of the worker is reduced. And the adjusting structure is simple, small in size and convenient to carry, and the practicability is enhanced.

The invention relates to forestry ecological restoration engineering water surface floating impurity cleaning equipment, and relates to the technical field of water surface impurity cleaning, the forestry ecological restoration engineering water surface floating impurity cleaning equipment comprises a ship body, a power paddle is installed on the side of the ship body, a direction paddle is arranged at the rear end of the ship body, and a bearing support is installed at the front end of the ship body; a flow guide plate is installed at the bottom end of the bearing support, a discharging port is formed in the outer side of the top end of the bearing support, a material guide barrel is arranged at the bottom of the discharging port and installed on the outer side of the bearing support, a material containing box is arranged at the bottom of the material guide barrel, a flat pressing plate is arranged in the material containing box, and an air supply pipe is arranged at the top of the material containing box and connected with an air blowing pipe. And a drain hole is formed in the side wall of the storage box. According to the device, manual regular cleaning of floating impurities can be effectively avoided, meanwhile, the floating impurities can be contained, the cleaning operation efficiency of the whole device is improved, potential safety hazards of the device are further reduced, and operation accidents are avoided.

The invention discloses a semi-automatic magazine ejector, comprising a frame and a magazine positioning mechanism, a magazine detection mechanism, a drill ejector mechanism and a cylinder control system arranged thereon, wherein the magazine positioning mechanism comprises a left magazine positioning seat, a right magazine positioning seat and a magazine positioning plate; the magazine detection mechanism comprises a pneumatic stroke switch, the drill ejector mechanism comprises a cylinder, a cylinder connecting plate, an ejector plate, a movable plate and an ejector, and the cylinder control system comprises a control valve, an air-controlled valve, a second stroke switch and a stroke block, and the control valve, the air-controlled valve and the second stroke switch are connected in series with the pneumatic stroke switch to form a safety interlock mechanism. The safety interlock mechanism automatically resets the device when the magazine is not installed in place or the ejector mechanism is not in the initial position, or when the operation is erroneous, and the work cannot be started, thereby avoiding quality and safety accidents; at the same time, after the drill is ejected from the magazine, the ejector mechanism automatically returns to the initial position without manual operation, thereby reducing the difficulty of operation and improving production efficiency.

The invention belongs to the technical field of grounding round steel, and particularly discloses a grounding round steel manual bending auxiliary supporting device which comprises a supporting seat, a back plate is arranged behind the supporting seat, a support is installed on the surface of the back plate, a material collecting frame is installed at the top of the support, and a sliding seat is slidably installed on the surface of the supporting seat. And an operation table is arranged at the top of the sliding base, a protruding table is arranged on the side face of the operation table, a bar material groove is formed in the upper portion of the protruding table, a material pressing mechanism is installed on the side, close to the protruding table, of the sliding base, and a lifting mechanism is installed on the surface of the material collecting frame. By arranging the material pressing mechanism and the lifting mechanism, grounding round steel can be clamped in batches, more bending tasks can be completed in a short time through batch production, the production efficiency is improved, the manpower demand is reduced, the operation difficulty is reduced, and the operation safety is improved.

The invention provides an engine cylinder overturning device which is used for overturning an engine cylinder and comprises a supporting frame body, and the supporting frame body comprises a supporting cross beam and a rotating part arranged on the supporting cross beam; the positioning assembly is arranged on the supporting cross beam so that the engine cylinder body can be fixed to the supporting cross beam; the driving end of the driving assembly is in driving connection with the supporting frame body so as to drive the supporting frame body to drive the engine cylinder body to turn over; the problem that in the prior art, the production efficiency is reduced due to the fact that the engine cylinder body is turned over manually is solved.

The utility model discloses a welding iron gauze clamp which comprises a supporting frame, a first limiting plate, a second limiting plate, a third limiting plate, a fourth limiting plate and a driving assembly, and the first limiting plate, the second limiting plate, the third limiting plate and the fourth limiting plate limit the periphery of a rectangular iron gauze respectively. The first limiting plate and the second limiting plate are arranged on the supporting frame, the first limiting plate and the second limiting plate are arranged in parallel, the first limiting plate and the second limiting plate are of oppositely-arranged L-shaped structures, a sliding way is formed between the first limiting plate and the second limiting plate, and the first limiting plate and the second limiting plate are arranged in parallel. The third limiting plate is arranged on the side, opposite to the second limiting plate, of the first limiting plate, and the driving assembly drives the fourth limiting plate to be close to or away from the sliding way. The steel wire gauze can be limited, the situation that the steel wire gauze is fixed manually is avoided, and industrial accidents are avoided.

Provided is a special installation device for a reciprocating compressor stuffing box. The packing box comprises a lifting lug, a transverse rod, a supporting rod, a connecting rod, an E-shaped hinge, a fixing plate, a packing box rod and a lifting lug fixing rod. The upper and lower ends of the support rod are respectively connected to the same ends of the cross rod and the connecting rod; the lifting lug fixing rod is connected to the other end of the cross rod; the other end of the connecting rod is connected with an E-shaped hinge; the inner end of the stuffing box rod is connected to the outer end of the E-shaped hinge; the lower end of the fixing plate is fixed to the outer end of the E-shaped hinge. The mounting device special for the reciprocating compressor stuffing box has the following beneficial effects that labor is saved in operation, mounting is accurate, and other parts of a compressor can be effectively protected. The number of installation personnel is reduced to 2 from original 6, the operation is changed from manual carrying to crane matched installation, the disassembly and assembly time is shortened to 0.5 h from original 3 h, multiple times of actual overhaul prove that the efficiency can be improved by 90%, and industrial accidents are avoided to a great extent.

The present invention is a floating impurity cleaning device for a forestry ecological restoration project, which relates to the technical field of water surface impurity cleaning, including a hull, a power paddle installed on the side of the hull, a direction paddle installed at the rear end of the hull, a bearing bracket installed at the front end of the hull, a conveyor belt arranged obliquely in the bearing bracket, a guide plate installed at the bottom end of the bearing bracket, a discharge port arranged at the top outer side of the bearing bracket, a material guide cylinder arranged at the bottom of the discharge port, the material guide cylinder installed at the outer side of the bearing bracket, a material storage box arranged at the bottom of the material guide cylinder, a flat plate arranged in the material storage box, an air supply pipe arranged at the top of the material storage box, a blow pipe connected to the air supply pipe, and a drainage hole opened on the side wall of the material storage box. The present invention can effectively avoid manual regular cleaning of floating impurities, and at the same time can accommodate floating impurities, thereby improving the cleaning efficiency of the overall equipment, further reducing the safety hazards of the equipment, and avoiding operation accidents.

The embodiment of the invention provides a work platform weighing control system and an aerial work platform, a plurality of weighing detection assemblies are arranged at the bottom of the work platform, and each weighing detection assembly is located between the work platform and a weighing platform support and used for weighing the work platform and loads on the work platform; meanwhile, the inclination angle between the operation platform and the horizontal plane is detected through the inclination angle detection assembly, the actual platform load of the operation platform is obtained, when the actual platform load is larger than or equal to a preset overload threshold value, the alarm device is controlled to give an alarm, an operator is reminded of the current platform load condition in time, operation accidents are prevented, and the system safety is improved; meanwhile, the working platform is prevented from being overloaded or overloaded for a long time, and the service life of the working platform is prolonged.

The present invention relates to the field of port management technology, and in particular to a terminal early warning system and method based on a meteorological forecast model. The content includes: collecting meteorological data, cleaning and normalizing the meteorological data; constructing a meteorological forecast model to obtain meteorological forecast results; evaluating the impact of meteorological forecast results on terminal production operations, and generating corresponding early warning information; based on the early warning information, adjusting the terminal's production operation plan, and communicating the adjusted terminal's production operation plan to relevant personnel; and storing and visualizing meteorological data, meteorological forecast results, and the adjusted terminal's production operation plan. It solves the technical problems that the existing technology lacks timeliness and accuracy in responding to meteorological changes, the acquisition and processing efficiency of data is low, there is a lack of effective data processing and forecasting models, and there is a lack of automation means in information communication and execution, and there is a risk of information lag and transmission errors.

A workpiece conveying device for a gear forming machine includes a quantitative feeding mechanism, a feeding and gripping mechanism, a forming table, a transverse pushing assembly, a longitudinal pushing assembly, a transverse and longitudinal sliding table, and a guiding assembly. The quantitative feeding mechanism has a transmission disc and stacking assemblies arranged circumferentially therearound. A lifting mechanism sequentially lifts the stacked gears to the feeding position. The feeding and gripping mechanism grips the gears and places them at the feeding end of the forming table. The transverse and longitudinal pushing assemblies sequentially push the gears into the limiting grooves of the guiding assembly, where the transverse and longitudinal sliding tables precisely deliver them to the forming station. This device achieves automatic feeding and positioning of gears through automatic conveying, effectively replacing manual operation, reducing labor intensity, and greatly improving the production efficiency of the forming process.

The utility model relates to waste recovery equipment for a stamping die, which comprises a conveyor, a feeding end and a discharging end which are used for conveying waste; the shearing mechanism is arranged at the discharging end of the conveyor; the cutting mechanism comprises a rack arranged at the discharging end, a lifting part, a cutting blade and a bottom table are sequentially arranged on the rack, and the lifting part is connected with the cutting blade and used for driving the cutting blade to ascend and descend; through mutual cooperation of the conveyor, the rack, the lifting piece, the cutting blade, the bottom table, the driving piece and the set of smashing wheels, high automation of the waste treatment process is achieved, the waste treatment efficiency is remarkably improved, the treatment time is shortened, manual participation is reduced, the labor intensity of workers is lowered, and the waste treatment efficiency is improved. Therefore, industrial accidents possibly caused by sharp edges of the metal scraps are effectively avoided, and the operation safety is ensured.

The utility model relates to the technical field of phase change heat storage material processing equipment, in particular to a casting machine for a phase change heat storage material. According to the technical scheme, the casting machine comprises a bottom frame and a casting machine body which is arranged on the bottom frame and used for overturning during operation, and further comprises an isolation mechanism which is installed on the bottom frame and automatically surrounds the area occupied after the casting machine body is overturned after being opened; and the pulling mechanism is arranged on the bottom frame and is used for manually opening or closing the isolation mechanism. By means of cooperation of the casting machine body, the bottom frame, the isolation mechanism, the pulling mechanism and other structures, workers can be effectively prevented from mistakenly entering the overturning area of the casting machine, and the accident risk caused by the fact that the workers make contact with moving parts is reduced. Therefore, the safety level of a working place can be improved, and industrial accidents can be reduced. And meanwhile, external objects can be prevented from entering an overturning area of the casting machine, damage caused by collision is avoided, and the integrity of equipment and workpieces is ensured.