Technical Knowledge
Does the laser transmitter of the concrete laser leveling machine need to be calibrated regularly?
In the field of modern concrete construction, concrete laser leveling machine has become an indispensable equipment for many large-scale engineering construction with its advantages of high precision and high efficiency. Among them, the laser transmitter is the core component, and its stable and accurate performance is directly related to the construction effect of the leveling head. So, does the laser transmitter need to be calibrated regularly? The answer is yes.
Necessity of laser transmitter calibration
Ensure construction accuracy:
The laser transmitter provides accurate elevation benchmarks for Beton – Laser – Nivelliermaschine by emitting stable laser beams. During the construction process, if the laser transmitter deviates, the leveling machine will operate based on the wrong benchmark, resulting in the ground flatness and levelness after concrete pouring failing to meet the design requirements. For example, in large shopping malls, industrial plants and other projects with extremely high requirements for ground flatness, even a slight deviation may affect subsequent decoration, equipment installation and other processes, increase rework costs, and delay construction period.
Adapt to environmental changes:
The construction site environment is complex and changeable, and factors such as temperature, humidity, and vibration will affect the performance of the laser transmitter. Working in a high temperature environment for a long time, the optical components inside the laser transmitter may expand and contract due to heat, resulting in deviations in the emission angle of the laser beam; and frequent vibrations at the construction site may also loosen the internal components and affect the emission accuracy. Regular calibration can timely detect and correct these deviations caused by environmental factors, ensuring that the laser transmitter is always in the best working condition.
Extend the service life of the equipment:
When the working state of the laser transmitter is inaccurate, the leveling machine may over-adjust in order to achieve the set elevation, which will increase the wear of other parts of the equipment, such as the motor and hydraulic system. Regular calibration can ensure the normal operation of the laser transmitter, enable the various components of the Macchina livellatrice laser per calcestruzzo to operate in coordination, reduce unnecessary wear, thereby extending the overall service life of the equipment and reducing equipment maintenance costs.
Determination of calibration cycle
The calibration cycle of the laser transmitter is not fixed and needs to be determined by combining multiple factors.
Frequency of use:
For frequently used concrete laser leveling machines, such as equipment that operates continuously on large construction sites, it is recommended to calibrate once every 1-3 months. Because frequent use will cause the laser transmitter to accumulate errors faster, shortening the calibration cycle will help to find problems in time and ensure construction accuracy.
Construction environment:
If the construction environment is harsh, such as high temperature, high humidity, strong vibration or dusty environment, the calibration cycle should be shortened appropriately, and calibration can be considered once a month. Extreme environments have a greater impact on laser transmitters, and more frequent calibration can ensure that they can still work stably in complex environments.
Equipment accuracy requirements:
For engineering projects with extremely high requirements for ground flatness, such as high-precision electronic factories and airport runways, in order to ensure construction quality, it may be necessary to calibrate once every certain amount of work completed according to specific project requirements, or even perform a simple calibration check before construction every day.
Calibration process and method
Professional operation:
Calibration of laser transmitters requires professional technicians to operate. They should have rich knowledge and calibration experience of laser measurement equipment, and be familiar with the working principle and performance parameters of Extendedoras de hormigón.
Use of standard instruments:
During the calibration process, high-precision standard measuring instruments, such as laser calibrators calibrated by authoritative institutions, are required. These standard instruments can provide accurate benchmarks for comparing and adjusting various parameters of the laser transmitter.
Specific calibration steps:
First, install the laser transmitter on the calibration table to ensure that it is firmly installed and in the correct position. Then, use the laser calibrator to emit a standard laser beam and compare it with the laser beam emitted by the laser transmitter. By adjusting the optical components and circuit parameters inside the laser transmitter, the deviation of the laser beams of both in the horizontal and vertical directions is controlled within the specified range. During the calibration process, the parameters such as the emission angle, spot size, and intensity of the laser beam need to be accurately measured and adjusted until the calibration standard is reached. After the calibration is completed, the calibration data needs to be recorded in detail, including the calibration time, calibration personnel, and parameter comparison before and after calibration, etc., for subsequent query and traceability.
Regularly calibrating the laser transmitter of the concrete laser leveling machine is a key measure to ensure construction quality, adapt to environmental changes, and extend the service life of the equipment. Construction companies should attach great importance to the calibration of laser transmitters, reasonably determine the calibration cycle according to actual conditions, and strictly follow the calibration process and methods to ensure that the concrete laser leveling machine is always put into construction in the best condition, providing a solid guarantee for the smooth development of various engineering projects.
Thanks to All the Friends Who Support and Trust Shandong Vanse Machinery Technology Co., Ltd.
If you want to know more about Shandong Vanse Machinery Technology Co., Ltd. or have any questions, please feel free to contact us:
Our Factory
Shandong Vanse Machinery Technology Co., Ltd.
Share this article
About the Author: Shandong Vanse Machinery Technology Co., Ltd.
Shandong Vanse Machinery Technology Co., Ltd. is a high-tech manufacturer specializing in concrete construction machinery, including laser screeds and related equipment. The company integrates R&D, production, and global sales, with products exported to over 60 countries and widely used in infrastructure projects worldwide.
Previous Post
Next Post
Related Articles
You Might Also Like
Why does the road appear uneven?Is there any chance of getting better with laser leveling？
Due to the limitation of construction technology, the road surface is uneven in many cases, and the vehicle cannot maintain a very good stability during driving, and it may cause ruts after repeated rolling, which is equivalent to being stuck in a car. vicious circle. Wouldn't it be better to use concrete laser leveling? Nowadays, many roads are uneven, and there are many reasons. Now I will introduce the reasons for uneven roads: 1. The unevenness of the base layer affects the flatness of the road surface, resulting in uneven paving thickness, and the control of the base layer construction is not strict. Some even use bulldozers and graders to lay the base layer. The construction quality and flatness are difficult to control. 2. The influence of road paving machinery and technology on the smoothness: A. Improper selection of paver structure parameters, resulting in uneven paving thickness and waves; B. Improper control of the base line of the paver, resulting in waves; C. Improper operation of the paver causes uneven paving speed and frequent starting, resulting in rough and uneven surface layers; D. When a slipform paver is used for the concrete pavement, it is affected by the paver itself, control datum line and operation. 3. The influence of the quality of surface paving materials on the flatness: A. The ratio of asphalt pavement materials, mixing, oil temperature and shutdown due to material failure; B. Raw materials, proportioning and stoppage of materials for concrete pavement. 4. Effect of rolling on flatness: A. The use of low-frequency, high-amplitude road rollers will cause jumping and tamping phenomena, and excessive initial tonnage will cause pushing deformation; B. Uneven rolling speed, sudden braking, sudden start, random parking and U-turn, parking on the rolled and formed road without turning off the vibration device will cause road congestion, and stopping on the uncooled road will cause sunken; C. Improper rolling route, if you don't pay attention to wrong wheel rolling, turning back at the same cross section every time will cause uneven road surface; D. The number of times of rolling is not enough, the compaction is not enough, and ruts are easy to form after opening to traffic. The leveling mechanism of the laser leveling machine is driven by hydraulic pressure, cooperates with the laser system and the computer control system to complete the leveling work while automatically leveling, and the work efficiency is extremely high. The laser transmitter used to control the ground level is arranged independently, and the level of the ground will not produce cumulative errors. Compared with the traditional method, the flatness of the super-large area is as easy to control, and at the same time, the construction joints and formwork usage of the floor are greatly reduced. Fast construction speed: use laser leveling machine and other equipment to construct concrete slabs, which improves the work efficiency by 3 times and saves 30% compared with the traditional beam vibrator method. It can complete 2000 square meters per day on average. It is especially suitable for simple shapes and large-scale operations. pavement construction. High degree of automation and low labor intensity: the use of laser leveling machines and other equipment changes heavy manual labor into mechanical paving, vibrating, leveling, slurry extraction, and surface plastering, reducing the number of operators by 30% and reducing labor intensity at the same time. High economic benefit: the application of laser leveling machine and other equipment saves the cost by 2-3 yuan/㎡ compared with the traditional process, with fewer joints and lower maintenance costs in the later period, so that the economic benefit is significantly improved. Advanced equipment such as laser leveling machines are especially suitable for projects such as docks, storage yards, expressways, airports, large squares, parking lots, and municipal roads that have relatively simple shapes, large amounts of action, and high construction quality requirements.What is the difference of concrete laser leveling machine VS man construction?
In recent years, with the continuous development of the economy and society, there are more and more construction demands for large-area sites such as parking lots, large squares, and industrial plants, because these sites mainly use concrete to pour the foundation on site, and then cover it with floor tiles or floor tiles. Flat paint, so higher requirements are put forward for the flatness of the base layer. In order to ensure that the flatness of the ground after construction reaches an ideal level, a concrete laser leveling machine is required at this time. So, what is the difference between concrete laser leveling machine construction and manual construction? What are the significant construction advantages of the concrete laser leveling machine itself? █Traditional construction methods The common concrete floor construction method is to manually level it, and then use a trowel to smooth it. This method requires a lot of labor, and the quality of the construction process is not controlled. It needs manual corrections, repeated measurement and adjustment of the ground under construction, and the efficiency is not high. The construction of large-area concrete floors requires the use of a large number of wooden or metal plates in advance to form the side formwork, and the height of the side formwork is measured by a level to control the height of the concrete after laying. Due to the need to use a level instrument for multi-point measurement, re-measurement is required after the side formwork is laid to ensure accuracy. Therefore, the process is prone to human error. In addition, the dismantling of the side formwork also requires a lot of labor. █Intelligent construction method 1. Operating principle Pre-set up the Topcon laser transmitter on the construction site to provide the working elevation reference surface, use the Topcon receiver LS-B110 fixed on the laser leveling machine to receive the laser elevation position signal, and transmit the real-time elevation position signal to the controller, which automatically controls The electric push rod or hydraulic system of the concrete laser leveling machine ensures that the elevation of the receiver is equal to the reference surface, and the mechanical device of the leveling machine realizes paving 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 can easily lay high-strength concrete, low-slump concrete and fiber cement concrete; (2) The construction quality is high, and the leveling quality of the laser leveling machine is more than three times higher than that of the traditional manual construction method, reaching an ultra-flat ground; (3) Improve work efficiency and save labor. Concrete laser leveling machine is used for construction to shorten construction time, improve work efficiency and save labor; (4) Change the heavy physical labor to mechanical paving, vibrating, leveling, pulping, and plastering, reducing the number of operators, reducing labor intensity, and creating high-quality ground; (5) The application of concrete laser leveling machine not only saves costs compared with traditional manual processes, but also has fewer ground joints and greatly reduces maintenance costs in the later period, thereby significantly improving economic benefits; (6) The use of concrete laser leveling machine can realize large-scale construction, reduce a large number of construction joints, reduce the slump of concrete, ensure the strength of concrete, make the ground integrity good, and cracks are not easy to appear. Summary of this chapter: Although the concrete laser leveling machine is a new equipment with sophisticated technology emerging in recent years, it is widely used in airport runways, high-speed rail platforms, large workshop roads, etc., which have extremely high requirements for ground flatness. In engineering projects, if it can be widely popularized and promoted, it will definitely bring very considerable construction benefits.Large-area high-precision concrete floor laser leveling construction method
Large-area high-precision concrete floor laser leveling construction method 1. Laser leveling machine The laser leveler is a high-precision concrete construction equipment that uses laser technology and automated control technology to achieve rapid and accurate leveling of large-area floors. Its main features include 1. High precision: The laser leveling machine adopts a high-precision laser sensing convergence controller, which can monitor and adjust the flatness and height of the concrete surface in real time to ensure construction quality. 2. Automated control: The laser leveling machine can realize continuous automatic leveling operations, improving work efficiency. At the same time, automated control also reduces the impact of human factors on construction quality. 3. Large-area construction: The laser leveling machine has a large construction range and can complete the leveling work of a large area of floors at one time, improving construction efficiency. 4. Vibration function: The laser leveler has a vibration function, which can evenly compact the concrete material to the required thickness, further improving the flatness. 2. Concrete materials When carrying out laser leveling construction of large-area high-precision concrete floors, high-quality concrete materials should be selected to ensure construction quality. The specific requirements are as follows: 1. Strength: Concrete materials should have sufficient strength to meet design requirements. 2. Durability: Concrete materials should have good durability and be able to withstand long-term use and the impact of various environmental factors. 3. Homogeneity: Concrete materials should have good homogeneity to ensure the smoothness of the floor surface after leveling 4. Slump: The slump of concrete materials should be moderate to ensure operability during construction. 3. Construction technology The large-area high-precision concrete floor laser leveling construction process mainly includes the following steps: 1. Preparation: Clean the construction site to ensure there is no debris and dust. Check whether the functions of the laser leveler are normal and prepare the concrete materials required for construction. 2. Spread concrete: Spread the concrete material evenly on the floor to ensure consistent thickness. Paving can be done using tools such as a scraper or trowel. 3. Laser leveling: Start the laser leveling machine and adjust various parameters according to construction requirements, such as flatness, height, etc. The laser leveling machine automatically completes the leveling work of the floor. 4. Compaction and trimming: On the basis of laser leveling, compaction is performed mechanically or manually, and local uneven areas are trimmed. 5. Surface treatment: Perform lightening treatment on the floor surface to improve flatness and smoothness. When finishing, be careful not to over-sand to avoid damaging the surface structure. 6. Curing and maintenance: After completion of construction, the floor should be properly maintained to ensure the hardening and strength growth of the concrete material. At the same time, the floor should be maintained and maintained regularly to ensure its long-term use. 4. Construction personnel Laser leveling construction of large-area high-precision concrete floors requires professional construction personnel to operate laser leveling machines and other related equipment. Construction personnel should meet the following conditions: 1. Professional training: Construction personnel should undergo professional training, be familiar with the operation and maintenance of laser leveling machines, and master the construction technology and technical requirements. 2. Technical level: Construction personnel should have a certain technical level and be able to adjust construction parameters and solve problems encountered during construction according to actual conditions. 3. Responsibility: Construction personnel should have a high sense of responsibility and professional ethics, be able to conscientiously perform construction duties and ensure construction quality 5. Construction Management Laser leveling construction of large-area high-precision concrete floors requires strengthening construction management to ensure that construction quality, progress and safety requirements are met. Specific management measures are as follows: 1. Formulate a construction plan: Based on the actual conditions and requirements of the project, formulate a reasonable construction plan, including construction progress, personnel arrangements, and technical requirements. 2. Construction quality control: Establish a complete construction quality management system and conduct strict quality control and acceptance of each process to ensure that the construction quality meets the design requirements.
