CBN valve stem end grinding machine
Taxonomy:Valve Finishing
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- Release date:2018/11/01
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Valve rod end grinding machine (TS-DY-200B)
1. Processing range (original state of the workpiece):
Workpiece status | Processing conditions | Remarks |
Disk diameter | MAX 50㎜ | |
Rod diameter | φ5~9㎜ | |
Length | 80~180㎜ | |
Material | 21-4N+4Cr10Si2Mo | |
Hardness | 30—60HRc | |
Rod beat | 0.01㎜ | |
Disk beat | 0.1㎜ |
2. Machining accuracy and beat:
Part | Accuracy | Detection method and tool |
Verticality | MAX 0.02mm continuous machining and measuring 50 pieces | Dedicated Gage |
Dimensional accuracy | ±0.03mm continuous machining and measuring 50 pieces | Special inspection tool + vernier caliper |
Surface roughness | Continuous processing and measuring 50 pieces within Ra0.8μm | Thickness meter |
Processing beat | With a machining allowance of 6.2 as standard within 6s/pcs |
3. Main configuration:
Main structural features | Quantity | ||||
bed frame | It is cast from high-strength cast iron and then annealed to prevent deformation. The symmetrical structure design greatly improves the rigidity, vibration resistance and thermal deformation resistance of the bed. | 1 set | |||
Grinding wheel | Main motor | Jin Fuling three-phase asynchronous motor 2.2KW (380V/50Hz) Y90L-2 (IP54) | 1 set | ||
Drive ribbed belt | 8PL920 cushioning, vibration absorption, stable operation, low noise | ||||
Wheel spindle | Grinding wheel spindle: Angular contact bearing with mounting spindle (3000RPM), introduced in Taiwan. | ||||
Grinding wheel | Ceramic CBN, no need to trim | 1. Grinding wheel service life: with the processing rod diameter of 6.2mm as the standard, 100000 pieces / piece or more 2. Spindle service life: above 30000Hr, no loss of precision | |||
Grinding wheel specifications | 300×65×50㎜ | ||||
Wheel speed | 50m/s | ||||
Feed | Feed screw | Taiwan silver ball screw | Market standard parts configuration, smooth sliding resistance, high sensitivity, low noise; repeat positioning accuracy: 0.01mm | 2 sets | |
Feed rail | Taiwan silver roller linear guide | ||||
Feed drive | Huichuan servo + motor | ||||
lubricating | The main shaft adopts sealed self-lubricating and must be filled with high-temperature grease; the feed is automatic lubrication oil pump, fixed point, timed and quantitative automatic lubrication. When the automatic oil filling pump is out of oil, the automatic operation stops, the alarm flashes promptly, and the refueling is forced. | 1 set | |||
Control System | Control System | Huichuan Programmable Controller (PLC) | 1. The electrical part should have certain moisture and dustproof measures to adapt to the environment of 70% humidity work site in summer. 2. There are total accumulated numbers on the operation panel, the cumulative number of shifts, the clearing, and the production timing function. 3. The machine has a computer RS232 interface, with alarm signals, counting alarms and fault alarms. 4. The device is clearly positioned as a three-color signal light. | 1 set | |
server system | Huichuan servo | ||||
touch screen | Huichuan 7-inch screen | ||||
Air pressure configuration | Taiwan Yadeke | ||||
sensor | Autonics | ||||
Safety | Connect the switch, open the door and stop | ||||
Auxiliary | cool down | 50L/min. High-pressure pump auxiliary and one-way valve control supply quickly, cold-worked workpiece and grinding wheel clearance | 1 set | ||
Protection | Fully enclosed protective cover, grinding wheel shield spoiler | 1 set | |||
Environmental protection | Oil mist collector, powder centrifuge, filter water tank | 1 set | |||
Feed | Pneumatic automatic feeding, product spacing does not collide | 1 set | |||
Discharge | Pneumatic automatic discharge, product spacing does not collide | 1 set | |||
use | Three-phase five-wire system 380V/50Hz, air pressure: 0.4~0.6MPa | ||||
Total power | 3.5kw(380V/50Hz) | ||||
Machine dimensions | 1490×1650×1580㎜ | ||||
Machine weight | 1800㎏ |
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