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There are problems with the processing and assembly quality accessories and markings of low-quality wire rope electric hoists

releaseTime:2024-06-15 08:53:01source:Mu TiannumberOfPageViews:0

The problems with the handling and assembly of low-quality wire rope electric hoists in terms of quality accessories and marking can be summarized as follows:

1、 Handling and assembling quality accessory issues

Poor processing, manufacturing, and assembly quality of the traction mechanism: This may lead to problems with high pulling force and short travel. The small stroke and large operating force are mainly caused by the improper swinging radius of the joystick, the swinging angle of the handle, and the transmission ratio value of the lever system.

The assembly quality of the clamping mechanism during processing and manufacturing is poor: this will affect the dynamic and static load performance of the lever hoist. Whether the steel wire rope can be freely inserted or removed during the threading and unloading positions of the clamp crocodile board, and whether the clamp still has sufficient clamping safety factor for the steel wire rope when both the clamp crocodile board and the steel wire rope are worn to the limit size, will be affected.

Improper selection of steel wire rope: Choosing inferior steel wire rope not only has a short service life, but also causes excessive rebound due to large elastic deformation. Sometimes, there may be "blistering" phenomenon of the outer strand of the steel wire rope, which affects normal use.

2、 Marking issues

Incomplete marking content: Low quality wire rope electric hoists may lack necessary marking content, such as manufacturer name or mark, wire rope model and specification, length, batch number, inspection number, manufacturing date, etc. The lack of this information may result in users being unable to accurately understand the performance and usage requirements of steel wire ropes.

Improper marking method: The marking method for steel wire ropes should be clear, easy to read, and permanent markings should be used. However, low-quality wire rope electric hoists may use inappropriate marking methods, such as ink peeling or blurred handwriting in printing methods, or improper engraving depth and force in engraving methods, resulting in unclear or unsustainable markings.

Improper marking position: The marking should be as close as possible to the head or end of the steel wire rope for easy searching and use. However, low-quality wire rope electric hoists may place markings in difficult to see locations, increasing the difficulty of use.

The main equipment produced by Hebei Makita: stage electric hoist, electric chian hoistwire rope electric hoistHand chain hoist, lever hoist, pneumatic hoist and other lifting equipment    
   

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