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Harbin Rainbow Technology Co., Ltd.
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- Harbin Rainbow Technology Co., Ltd.Address:C2-02 Handi Building,Songbei Distr.,Harbin,ChinaPostal Code:150028Web site address:http://www.fastenerequip... Contact Now
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Difference between hot dip zinc and hot dip galvanising
Hot-dip zincing and hot-dip galvanising are two different processes for corrosion protection of metals, with hot-dip zincing usually providing better ...Max diameter one key molding nut drilling machine 2 spindle nut tapping machine
Nut tapping machine is a kind of mechanical processing equipment that processes internal threads, screws or teeth in the inner side of the holes of th...Hot popular Cold Forging machine bolt forming machine with inveter for good design
Harbin Rainbow Technology Co.,Ltd is one of the biggest fastener equipment dealer and manufacturer in China. We have invested one Cold former factory(...hot forging furnace induction heating machine ipsen furnace mesh belt
Harbin Rainbow Technology Co.,Ltd is one of the biggest fastener equipment dealer and manufacturer in China. We have invested one Cold former factory(...The history of the development of screw and nut production machines worldwide
The history of the development of screw and nut production machines worldwide can be traced back to ancient civilizations, but it was during the indus...RBF 64S cold heading machine Latest production bolt former machine for anchor
Harbin Rainbow Technology Co.,Ltd is one of the biggest fastener equipment dealer and manufacturer in China. We have invested one Cold former factory(...Locking threaded fasteners are three basic methods of connection
The basic method of locking threaded fasteners are divided into three basic types: a. Non-detachable locking This is a use weld, bonding, or red spots...What's washer?
Washers: flat circular shape of a class of fasteners. Placed on the bolt, screw or nut support surface and connection between the surface of the parts...What's self-tapping screw?
Self-tapping screws: similar to machine screws, but the threads on the screw for special self-tapping screws with threads. Used to fasten the connecti...Full automatic heading machine good quality screw making machine prices with six bolts
The multi-station nut cold heading machine produced by our company is well-made, with high workpiece precision, good stability, and easy operation, es...
Safe operation process of thread rolling machine
1. Check that each safety protection device (protective cover, limit switch, limit gear iron, electrical grounding, safety device, etc.) should be complete and complete, and the installation is correct and reliable; The door cover should be closed. 2. Check the lubricating parts (oil pool, oil tank, oil cup guide rail and other sliding surfaces) that the oil quantity should be sufficient, and refuel according to the lubrication instruction chart. 3. Check whether the main parts, components and fasteners are abnormally loose. 4. Open the gas (steam) valve, check that the pipeline valve and other devices should be in good condition without leakage, the gas (steam) and pressure should meet the regulations, and drain the water in the pipe. 5. Carry out an idling test drive, inching to start, and check that each operating device, safety device (braking, reversing, interlocking, limit, insurance, etc.) and each indicating device (indicating instrument, indicator light, etc.) should work sensitively , accurate and reliable; the movements of all parts should be coordinated; the oil supply should be normal, and the lubrication should be good; the machine tool should be free from abnormal sound, vibration, temperature rise, smell, smoke and other phenomena. Confirm that everything is in order before you can start working.