Construction of concrete cutting machine

    The problem of sudden deviation in the leveling accuracy of the concrete Laser Leveling during the construction process is an extremely urgent situation. The following is a systematic guide for troubleshooting, calibration and repair aimed at helping you resume construction quickly. When there is a sudden deviation in accuracy, please follow the principle of "from the outside to the inside and from the easy to the difficult" to conduct a systematic investigation. Check the laser signal source Stability: Immediately check whether the tripod of the laser emitter has been knocked over or settled by personnel or equipment. Battery power: Make sure the laser is fully charged. Low battery power may cause unstable beam. Cleanliness: Quickly check if there are any mud spots or dust on the light-emitting lens of the laser emitter, and clean it with special lens cleaning paper. Inspect the body of the leveling machine Receiver rod: Check whether the mast on which the receiver is installed has been bent or loosened. Receiver cleaning: Check if the surface of the receiver sensor is contaminated by cement slurry or dust, and clean it immediately. Scraper and flattening head: Check whether the bottom plate of the flattening head and the scraper have severe wear or concrete accumulation, as this can cause physical scratches and affect the perception accuracy. If the initial inspection does not solve the problem, please perform the following in-depth operations. 1. Calibration verification of the laser system Manual rotation test: Manually and slowly rotate the laser emitter 360 degrees to observe whether the signals of the leveler receiver are consistent and stable in all directions. If there is a continuous deviation in a certain direction, it might be that the transmitter's reference is inaccurate. Check the reference height: Use a tower ruler or steel tape measure to measure whether the reference height set by the laser emitter is consistent with the actual height of the ground control point, and eliminate errors in the reference setting. 2. Mechanical inspection of the leveling machine body Hydraulic system pressure: Check whether the hydraulic pressure of the lifting mechanism is normal and stable. Insufficient pressure can cause the flat head to "sink" in the concrete, resulting in overly deep scratches. Sensor and actuator connection: Check whether the mechanical or electrical connection between the receiver signal and the hydraulic valve is loose or damaged. Try to conduct a "manual/automatic" switching test. In the automatic mode, slightly cover the receiver manually and observe whether the flat head responds quickly to rise and fall. If there is no response or the response is slow, it indicates a fault in the signal transmission or hydraulic control system. 3. Perform rapid on-site calibration (key step) Most modern laser screeners are equipped with "quick calibration" or "learning" functions. Please refer to the manual of your equipment (such as YZ30-4E from Shandong Vanse Technology) for operation. The general process is as follows: Enter calibration mode: Go to the calibration menu on the control panel. Locate the high and low points: Turn on the Leveling to a known reference plane (or have the laser emitter sweep out a plane), and move the receivers to a known "high point" (with the display bar at the top) and a "low point" (with the display bar at the bottom) respectively. Data collection: Confirm the position at each point and let the machine record the corresponding relationship between the Angle of the laser signal received at this time and the height of the flattening head. Complete and test: Save the calibration data and exit the menu. Move the machine on the reference plane and observe whether it can be stably maintained at the "zero position" (with the green light constantly on). If obvious mechanical faults such as mast bending or hydraulic cylinder leakage are found, use should be stopped immediately and maintenance personnel should be contacted. Electronic system failure: If it is highly suspected after investigation that the fault lies within the control mainboard, receiver or laser transmitter, the "replacement method" should be adopted. Replacing the spare laser transmitter or receiver for testing is the fastest way to locate the source of the fault. Activate the backup plan: When the fault cannot be immediately eliminated and the construction task is urgent, it can be used as a temporary measure to switch to manual mode. Relying on the experience of skilled operators, the current section construction can be completed, and the equipment can be moved aside for maintenance to avoid prolonged downtime. Stop: Immediately shut down the machine to prevent the defect from expanding. Look: Conduct a quick visual inspection of the laser, receiver, and flattening head for any obvious abnormalities. Clean: Clean all optical and mechanical components. Check: Verify the laser reference and the response of the leveling machine. Calibration: Carry out on-site rapid calibration procedures. Replace: Conduct replacement tests using spare parts. If the above steps are ineffective, contact the technical support of the equipment supplier immediately. Following this process quickly and calmly can minimize downtime to the greatest extent and ensure the quality and efficiency of construction. Regular preventive maintenance of equipment is the best way to avoid such unexpected problems.   Note: The parameters provided in this document are for reference only and are not mandatory. Due to differences in technical characteristics between different brands and models of laser levelers, please consult the manufacturer for a suitable solution before actual operation. This reference document assumes no responsibility for any issues arising from failure to follow the manufacturer's instructions.    

  Concrete laser leveling machine is widely used. It is an advanced machine used to super-flatten and level concrete floors. Its application range can be roughly divided into two categories: indoor floor engineering and outdoor floor engineering. These two categories are further subdivided. The following is a detailed introduction to the use of concrete laser leveling machine and the projects of this type that Vanse Machinery's products have done. Nowadays, concrete laser leveling machines are being used more and more widely. The specific scope of application can be divided into two categories: Vanse Machinery has done such projects as Harbin Haier workshop, Beijing Benz workshop, Baoding Great Wall Motors No. 5 spraying workshop, Shandong Classic Group steel structure production line workshop and other projects. Vanse Machinery has done such projects as: Suzhou Samsung Electronics Factory, Shandong Xingda Ecological Winery, Shandong Parkson Biological Workshop, Shandong Yuda Medical Workshop and other projects. Such projects that Vanse Machinery has done include: Xi'an Fuju Home Plaza, Shenzhen Walmart Supermarket, Wuhan Vipshop Logistics Park, Guangxi Convention and Exhibition Center, Tianjin Yupei Logistics Park and other projects. Such projects that Vanse Machinery has done include: Hubei Xiangzhou Industrial Park, Shanxi Shenlong Energy Coking and other projects. Such projects that Vanse Machinery has done include: Shandong Xinbaihui underground parking plant, Changchun FAW-Volkswagen parking lot, Hebei Hualian Supermarket large underground parking lot, Sichuan Wanda Plaza large underground parking lot, Hubei Xiangyang Dongjin Century City underground parking lot and other projects Such projects that Vanse Machinery has done include: Nanjing Huawei Electronics Company floor, Shenyang Electronics Factory floor integration, Sichuan Hualian Plaza, Hubei Xiangyang Dongjin Century City and other projects. Shandong Yanzhou Vanse Machinery Technology Co., Ltd. is the only high-tech enterprise in China that integrates R&D, manufacturing, sales, and technical services, specializing in concrete laser leveling machines. The use of "" brand concrete laser leveling machines can reduce about 60% of high-intensity labor, save about 50% of construction costs, shorten about 50% of construction period, and increase the strength and density of the floor by about 25%. The company has always been based on the tenet of "people-oriented, leading technology, honest management, and creating a well-known brand". We will provide customers with reliable products and perfect services, develop together, and create good results.

  – After each use of the ride-on trowel, clean the concrete, dust and other debris on the machine surface in time. You can use a damp cloth or a soft brush to clean it to prevent debris from sticking to the machine body for a long time and causing corrosion. For example, chemicals in concrete may react with the metal material of the machine body, so it must be cleaned in time. – Pay special attention to cleaning the chassis and around the blade of the trowel. These parts are in direct contact with concrete and are most likely to accumulate dirt. – Check the wear of the blade before and after use every day. If the blade is worn too much, it will affect the troweling effect. Generally, it is judged by observing whether the blade edge becomes blunt or has a notch. – If the blade is found to be severely worn, it needs to be replaced in time. And when installing a new blade, make sure the blade is firmly installed and tighten the fixing screws to prevent the blade from loosening during work and causing safety accidents. – For fuel-powered ride-on trowels, check the fuel quantity and quality regularly. Use qualified fuel and avoid using fuel containing impurities or water to prevent damage to the engine. – At the same time, check the oil level and oil quality of the lubricating oil. Insufficient lubricating oil will increase the friction between machine parts and lead to increased wear. If the lubricating oil is found to be dirty or insufficient, it should be added or replaced in time. It is generally recommended to replace the lubricating oil according to the time and model specified in the machine's instruction manual.   – Regularly check the connecting parts of the ride-on trowel, such as screws, nuts, etc., for looseness. Because the machine will vibrate during operation, these connecting parts may become loose. – Use tools such as wrenches to check and tighten various connecting parts, especially the connecting screws of key parts such as chassis, engine, and joystick. – The function of the air filter is to filter the air entering the engine and prevent impurities such as dust from entering the engine. If the air filter is clogged, it will cause insufficient air intake to the engine, affecting its performance and service life. – The air filter can be removed and cleaned with compressed air or water. After cleaning, make sure it is completely dry before installing it back. It is generally recommended to clean the air filter once a week or every two weeks. The specific cycle depends on the dust conditions in the working environment. – The engine oil plays a role in lubrication, cooling and cleaning during the operation of the engine. As the use time increases, the engine oil will become dirty and deteriorate, so it needs to be replaced regularly. – At the same time, the oil filter also needs to be replaced to ensure the filtering effect. Generally, the engine oil and oil filter need to be replaced every 50-100 hours of work (the specific time depends on the machine's instruction manual).   – If the ride-on trowel is to be stored for a long time, a dry and well-ventilated indoor environment should be selected. Avoid storing in humid or corrosive places to prevent the machine from rusting and corrosion. – Before storage, the machine should be thoroughly cleaned, including the body, chassis, blades and other parts. And apply a layer of anti-rust oil on the metal surface to protect the machine. – You can use special anti-rust oil or lubricating oil for application, focusing on parts that are prone to rust, such as blades, screws, etc. – For electric driving trowels, pay attention to battery maintenance when stored for a long time. Take out the battery after it is fully charged and store it in a dry and cool place. Charge the battery once every period of time (generally recommended every month) to prevent damage caused by battery self-discharge.