The evaluation standard of the concrete mixer new concrete machine, the user's friends after purchasing the mixer equipment, how to judge whether it is a new machine, what is the evaluation standard of the new machine of the mixer, the new concrete mixer is introduced by the manufacturer of the innovative concrete mixing station Machine evaluation criteria: 2Pc Flanged Ball Valves,2Pc Flanged Ball Valve ,2 Flanged Ball Valves,Flange End Ball Valve WENZHOU DIYE VALVE&FITTINGS CO.,LTD , https://www.diye-valve.com
The new machine of the concrete mixer is rated as standard: the main working performance reaches the rated index. The main structure of the concrete mixer has no obvious deformation, desoldering and cracking. The installation meets the requirements, and the parts and accessories are complete and complete.
The concrete mixer is clean and tidy, and there is no obvious accumulation in the rust-free machine. The tires are in good condition and the wear is not over specification.
1. Stirring system: The mixing bowl of the concrete mixer is in good contact with the supporting wheel, and there is no deviation or turbulence, and the wear does not exceed the specified requirements. The shovel arm of the mixing drum is fastened without looseness. The gap between the squeegee and the lining plate meets the requirements of the specification, and the wear does not exceed the regulations.
There is no accumulation in the mixing drum, the blade is not loose and deformed, and the middle hopper and the upper hopper have no obvious deformation.
2. Safety device: The upper and lower limit devices on the hopper of the concrete mixer are sensitive and reliable. The clutch transmits power effectively, the separation is thorough, the brake is reliable, the upper hopper motor brake is reliable, and there is no down phenomenon.
The model, quality and specifications of the concrete mixer wire rope comply with the regulations, the wear and broken wire do not exceed the regulations, the rope card meets the specifications for use, the open gear and the pulley guard are complete, the safety hook of the upper hopper and the safety bolt on the track are intact and complete.
3. Control device: The instrument and button on the panel of the concrete mixer control cabinet are complete. The meter indicates that the data is accurate.
4. Transmission system: The transmission device runs smoothly, the connection of each part is reliable, the gears are good, the axial and radial clearances meet the requirements, and the friction transmission wheel wear does not exceed the regulations.
The transmission belt is suitable for tightness, uniform force and no breakage. Chains and sprockets have no teething. The upper hopper roller and the supporting wheel shall not wear more than specified. The concrete mixer gearbox is operating normally without abnormal noise.
The seal is good and there is no obvious oil leakage. Concrete mixer electrical system,
The electrical box is intact, the components in the box are intact, the electrical lines are arranged neatly, the card is firmly secured, and the specifications are met. The wires are free from aging, oil corrosion and damage. The motor works without abnormal noise and the temperature rise complies with the regulations. The insulation is good and the grounding meets the requirements.
5. Water supply and hydraulic system: The pump of the concrete mixer water supply system works normally, the components are complete, and the pipeline has no water leakage. The working pressure of the hydraulic device reaches the rated standard and there is no oil leakage.
The above is the evaluation standard of the new concrete mixer introduced by the manufacturer of the innovative concrete mixing station. After purchasing, the user friends can refer to these standards to judge whether the purchased mixer is a new machine.
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