Domestic concrete laser levelling machine manufacturers

The concrete trowel is a piece of equipment widely used in the field of concrete construction. In order to ensure its long-term stable operation and increase its service life, regular maintenance and upkeep is essential. This article will introduce in detail the care and maintenance methods of concrete trowels, including regular inspection of equipment, cleaning and maintenance of equipment, adjusting equipment parameters, and maintaining equipment safety. 1. Regular inspection of equipment 1.1 Check each component of the equipment Before using the concrete trowel, all its components must be inspected, including the motor, reducer, trowel plate, grinding wheel, etc. Check whether these parts are loose, damaged or worn. If there are any abnormalities, repair or replace them in time. 1.2 Replace worn parts During long-term use, various parts of the concrete trowel will be subject to wear and tear. When some parts are found to be severely worn or damaged, they should be replaced in time to avoid greater damage to the equipment. 2. Cleaning and maintaining equipment 2.1 Clean the surface of the equipment Clean the concrete trowel surface regularly to remove dust, dirt and other impurities. Use a soft cloth or brush to gently wipe the surface of the device and avoid using sharp objects to scratch the surface of the device. 2.2 Clean the inside of the equipment After cleaning the surface of the device, the inside of the device should be opened for cleaning. Use a vacuum cleaner or brush to remove dust and debris from inside to make sure the inside of the device is clean and tidy. At the same time, check whether the internal components are loose or damaged. If there are any abnormalities, repair or replace them in time. 3. Adjust equipment parameters 3.1 Adjust the trowel speed During the construction process, the speed of the trowel should be adjusted according to different concrete strengths and textures. Excessively high rotational speed may cause scratches or damage to the surface of the compacted soil, while too low rotational speed may affect construction efficiency. Therefore, you should pay close attention to the rotation speed of the equipment during use and make adjustments according to the actual situation. 3.2 Adjust the trowel pressure The pressure of the trowel is also one of the important factors affecting the construction effect. Excessive pressure may cause indentations or damage to the concrete surface, while too little pressure may affect the construction effect. Therefore, the pressure of the equipment should be paid close attention to during use and adjusted according to the actual situation. At the same time, when adjusting the pressure, care should be taken not to exceed the maximum bearing capacity of the equipment to avoid damage to the equipment. 4. Maintain equipment safety 4.1 Check equipment safety devices Before using a concrete trowel, its safety devices must be inspected. Including whether the braking system, protective devices, limiters, etc. are intact and effective. If any abnormality or damage to the safety device is found, it should be repaired or replaced in time to ensure the safety of construction workers. 4.2 Comply with safe operating procedures When using a concrete trowel, safe operating procedures must be followed. Operators should wear protective glasses, gloves and other personal protective equipment to avoid accidental injuries caused by improper operation. At the same time, attention should be paid to the safety of the surrounding environment during the construction process to avoid accidents caused by improper construction operations. 5. Summary Through regular inspection, cleaning and maintenance of the concrete trowel, as well as adjusting equipment parameters and maintaining equipment safety, the long-term stable operation of the equipment can be ensured and the service life can be improved. At the same time, operators should also pay attention to observing safe operating procedures and paying attention to the use of personal protective equipment to ensure the safety and smooth progress of the construction process.

  The boom (also known as the telescopic boom or large boom) of the concrete laser leveling is its core structure and power transmission component, bearing the vibrating rammer and scraper. The reliability of its maintenance is directly related to the accuracy, service life and construction safety of the equipment. The following is a systematic and comprehensive correct maintenance plan for the boom section, covering daily, regular and professional-level maintenance. This is the most fundamental and crucial step in preventing malfunctions. Structural visual inspection: Carefully inspect the main body of the boom, the connection points of each section, and the hinge seats connected to the main unit for any visible cracks, open welds, severe deformations or corrosion. Focus on inspecting areas with stress concentration. Fastener inspection: Use manual tools to check whether all key bolts (especially hinge pin shaft bolts, boom extension and retraction fixing bolts, and cylinder connection pin bolts) are loose. Tighten regularly according to the torque specified by the manufacturer. Grease lubrication: Apply grease to all lubrication points (grease nipples) until all the old grease is completely squeezed out. Including: All articulated pin shafts Boom telescopic slide/slider (if any) The connection support between the vibrator and the boom Preliminary inspection of the hydraulic system: Check whether there are scratches, dents or leaks on the surface of the piston rods of the boom lifting and telescopic cylinders. Check whether there is any oil leakage at the hydraulic pipeline joints. Thorough cleaning: Use a high-pressure water gun (with moderate pressure, avoid direct impact on bearing seals and electrical components) to remove all solidified concrete slurry and debris from the boom, scraper, and tamper plate. Residual concrete will increase the load, disrupt the dynamic balance and cause corrosion. Inspect the slider/slide: After cleaning, check the wear condition of the slider of the boom extension mechanism (usually made of wear-resistant polymer materials), and remove the sand particles in the slide. Proper storage: Retract and lower the boom, place it on a stable support, and release the stress. Avoid storing for a long time in a fully extended or suspended state. Replenish the daily lubrication points and ensure the use of the correct type of grease specified in the equipment manual. For sliding contact surfaces without grease nipples, a thin layer of grease can be applied to prevent rust. Use a torque wrench to systematically retighten all key bolts of the boom structure strictly in accordance with the torque values provided by the manufacturer. Vibration is the primary cause of bolt loosening. Cylinder: Check the sealing condition of the cylinder more carefully and inspect whether the piston rod is bent. Pipes and joints: Inspect all hydraulic hoses for signs of wear, bulging, cracking or friction with structural components. Fix it in time with a rubber hose protective sleeve or re-bind it. Hydraulic oil status: Check the oil level and quality (color, odor, and presence of foam) of the entire machine's hydraulic oil. Contaminated or deteriorated hydraulic oil can damage the valve groups that control the movement of the boom. For equipment used at high intensity, it is recommended to use professional methods such as magnetic particle testing or ultrasonic testing to inspect key welding areas and stress zones, in order to detect micro-cracks that are invisible to the naked eye. Disassemble and inspect key pin shafts and bushings: Disassemble the main hinged pin shafts, check their wear and scratches, and measure the diameter. Check the wear clearance of the bushing/bearing. If it exceeds the wear limit, it must be replaced. Check the deformation of the boom: Use professional instruments or the wire pulling method to check whether the straightness and parallelism of the boom are within the allowable range. Replace worn parts: Replace worn telescopic sliders, scraper cutting edges, ramming plate bottom plates and other vulnerable parts. Hydraulic system maintenance: Replace hydraulic oil and filter elements, and clean the hydraulic oil tank. Check and adjust the working pressure and synchronization of the boom control valve group. Thoroughly remove the rust from the areas where the paint layer has peeled off and rusted, and reapply the same grade of anti-rust primer and topcoat as the original factory. High-intensity continuous operation: Shorten the interval between lubrication and inspection (such as adding one intermediate inspection per shift). Corrosive environments (coastal areas, near chemical plants) : Enhance cleaning and carry out anti-corrosion treatment more frequently. Extreme temperature difference environment: Pay attention that the type of hydraulic oil and grease must meet the temperature requirements. After cold start, low-speed preheating operation is required. Establish a maintenance log: record in detail the date of each maintenance, the project, the replaced components, the problems found and the handling measures. This is helpful for tracking the status of devices and predicting their lifespan. Standardized operation: The maintenance plan must be combined with standardized operation. Operators should avoid: Use the boom to forcefully push materials or collide. Driving at high speed or turning when the boom is not lifted. Allow the equipment to extend, retract or lift before it has completely stopped. Overloading or operating beyond the designed slope. Cleanliness is the foundation: preventing concrete consolidation and corrosion. Lubrication is key: reducing wear, preventing abnormal noise and jamming. Fastening is a guarantee: preventing structural loosening and accidents. Inspection is prevention: Through daily visual inspection and regular professional checks, potential hazards can be eliminated in their infancy. The records are based on: achieving traceable and scientific preventive maintenance. Strictly adhering to the specific regulations and suggestions in the "Operation and Maintenance Manual" provided by the equipment manufacturer is the fundamental basis for formulating and implementing any maintenance plan. When any undetermined abnormalities (such as abnormal noise, slow movement, or unexplained deviations) are detected, the machine should be stopped immediately and professional technicians should be contacted for diagnosis. 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.    

  In recent years, with the continuous development of the economy and society, the construction demand of large areas such as parking lots, large squares, industrial plants is also increasing, because these sites mainly use concrete to pour the foundation, and then cover the floor tile or floor paint, so higher requirements are put forward for the flatness of the base layer. In order to ensure that the ground flatness after construction reaches an ideal level, it is necessary to use a concrete laser levelling machine. So, what is the difference between the construction of concrete laser levelling machine and manual construction? What are the significant construction advantages of the concrete laser leveling machine itself? █  Traditional construction method The common concrete floor construction method is to manually level, and then use a polishing machine to wipe. This method requires a lot of labor, the quality of the construction process is not controlled, the need for manual correction many times, repeated measurement and adjustment of the ground under construction, and the efficiency is not high. A large area of concrete floor construction needs to use a large number of wood or metal plates to form the side formwork in advance, and measure the height of the side formwork by the level to control the height of the concrete after laying. Due to the need to use the level for multi-point measurement, the side template must be retested after laying to ensure accuracy. Therefore, the process is prone to human error. In addition, the removal of the side template also requires a lot of labor. █  Intelligent construction method   1. Operation principle The Topcon laser transmitter is set up in advance on the construction site to provide the reference surface of the working elevation. The Topcon receiver LS-B110 fixed on the laser leveler receives the laser elevation position signal and transmits the real-time elevation position signal to the controller, which automatically controls the electric push rod or hydraulic system of the concrete laser leveler. Ensure that the receiver's elevation is at the same level as the reference plane, and the leveling machine mechanism can be spread according to the set height.   2. Construction advantages The advantages of using concrete laser leveling machine for concrete leveling are highlighted in the following aspects: (1) It is easy to lay high-strength concrete, low-slump concrete and fiber mud condensate; (2) The construction quality is high, the leveling quality of the laser leveling machine is more than 3 times higher than that of the traditional manual construction method, and the ground is super flat; (3) Improve work efficiency and save about labor. The use of concrete laser levelling machine construction, shorten the construction time, improve work efficiency, and can save labor; (4) The heavy manual labor is changed into mechanical paving, vibrating, leveling, pulp lifting, and plastering, so that the operator is reduced, and the labor intensity is reduced to create high-quality ground; (5) The application of concrete laser levelling machine, not only than the traditional manual process to save costs, and less ground joint, later maintenance costs are greatly reduced, so that the economic benefits are significantly improved; (6) The use of concrete laser levelling machine can achieve large area construction, reduce a large number of construction joints, concrete collapse can be reduced, concrete strength is guaranteed, so that the ground integrity is good, not easy to crack. Summary of this chapter: Although the concrete laser levelling machine is an emerging new equipment with excellent technology in recent years, it is widely used in airport runways, high-speed rail platforms, large workshop pavements and other projects with high requirements for ground smoothness. If it can be widely popularized and promoted, it will bring very considerable construction benefits.