Brief description of the type of rivet

Common rivets

Commonly used are semi-circular heads, flat heads, semi-tubular rivets, solid rivets, countersunk rivets, blind rivets, hollow rivets, which are usually riveted by their own deformation connection. (Generally less than 8 mm for cold riveting, larger than for hot riveting.) But there are exceptions, such as the nameplate on the three-ring lock, which is riveted with the interference of the rivet and the lock body hole.

Special rivet

There are also pairs of rivets, which are special. Divided into two parts, the thicker section of the capped rod body has a hole in the center, and the thinner part of the capped rod body has an interference fit. When riveting, push the thin rod into the thick rod.

Steel Belt Traction Machine

Steel belt elevator advantages
1. Steel belt traction elevator, can maximize the utilization rate of well, reduce the top height, reduce pit depth.
2. Maintenance-free: the inner steel belt is multi-strand high strength steel wire, the surface is polyurethane polymer material, without lubrication.
3. High life: the life of steel belt is 2‐3 times that of traditional steel wire rope.
4. High efficiency: the steel belt and wheel contact area is larger, more efficient and energy saving.
5. Noise reduction: steel belt and wheel friction noise is less.
6. Because the diameter of the main wheel and the regulating wheel of the steel belt becomes smaller, there is no need for Angle change, which is beneficial to prolong the life of the steel belt and smooth operation.

Notes for installation of steel belt elevator
1. High levelness is required for the steel belt host due to the larger width of the traction wheel.
2. At the same time, ensure the levelness of the main wheel and the regulating wheel in all directions to prevent the deviation of the steel belt.
3, keep the cleanliness of the steel belt.
4, FAXI steel belt host specially equipped with McGowdy steel belt, pay attention to the rough surface of the steel belt and traction wheel contact when installing.

5. Confirm the consistency of the tension force of each steel belt


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