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Weifang Haihua Development Zone Jintan Harvester Blade Factory
Weifang Haihua Development Zone Jintan Harvester Blade Factory is located at the southern end of Luhai Road in Binhai Development Zone. The company was established in 2001 and has modern plants and equipment.
Purchase items for the parts of the lower teeth harvester blade
The harvester is a large-scale machine. What problems should be paid special attention to when selecting the parts of the lower tooth harvester blade harvester?
1. Select the manufacturer. When purchasing harvester accessories, as far as possible, according to your own harvester brand, go to the local accessories franchise or reputable agricultural machinery accessories company with formal purchase channels to purchase spare parts. Authentic products usually have good packaging quality, complete with certificate of conformity, name of manufacturer, address and date of delivery. Remember that you can't buy the "three noes" accessories to prevent fake and inferior products that cannot be used.
2, the model number. When purchasing harvester spare parts, you must accurately remember the model, specifications and drawing numbers of the original spare parts. If possible, bring the replaced old parts for comparison as much as possible when purchasing to prevent mistakes. If the parts of the same model are produced by several manufacturers, use the same manufacturer's products as possible to facilitate matching.
3. Appearance. When purchasing spare parts, check whether there are any defects such as blisters, cracks, defects, scratches, rust, etc., and whether the joint surface is smooth, smooth, and whether there are burrs at the transition.
4. Size. You can use measuring tools such as steel tape and vernier calipers to check whether the installation, fit and shape and size of the accessories meet the requirements.
When purchasing shaft parts, check the shaft diameter and the straightness of the shaft where it fits with the bearing. If there is no sliding caliper, you can use the following method to check the shaft diameter. The blade of the lower tooth harvester takes a bearing matched with the shaft diameter, and aligns it on the tested shaft journal, and presses it by hand to make it sleeve. The force must be uniform and not deflected.
Then judge according to the press-in situation: If it can be pressed to the installation position, it means that the outer diameter of the journal is too small, and the blade of the lower tooth harvester is too loose; if it cannot be inserted into the journal, when the hand is separated from the bearing, the bearing will If it falls off the tested journal, it indicates that the outer diameter of the journal is too large and the fit is too tight. The ideal fit is that the inner ring of the bearing can be pressed into the journal for a certain length, the shaft is erected, the bearing is facing down, and the upper end of the shaft is knocked by hand so that the bearing will not fall off from the journal.