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28B/30B/32B high-precision double-sided grinding/polishing machine

Classify: Double-sided grinding/polishing machine

Main components


Bearings: American KAYDON + Japan's four major brand bearings

Motor reducer: Taiwan TECO + self-made high-precision worm gear reducer

Pneumatic  Components: SMC+CKD

Programmable controller PLC: Mitsubishi

Inverter: Mitsubishi

Man-machine interface: Mitsubishi

Casting: Gray cast iron HT300

Gear: Gear steel is forged and formed, the tooth surface is high-frequency quenched after gear shaping, and the final gear is ground.

Frame: Integral casting base

Electric box: external electric box



28B/30B/32B high-precision double-sided grinding/polishing machine

Parameters

Double-sided grinding/polishing machine

First name       Name

28B/30B/32B high-precision double-sided grinding/polishing machine


Mechanical dimensions

Length 3850㎜×Width 2900㎜×Height 3700㎜


Mechanical weight

26000KG



Parameters Table

Processing parameters





model
28B-5L/P30B-5L/P32B-5L/P
Fixing sizeGrind(mm)Φ1830xΦ710xt80Φ2022xΦ658xt80Φ2145xΦ735xt80
polishing(mm)Φ1922xΦ597xt80Φ2062xΦ618xt80Φ2200xΦ680xt80
Cruising star wheel parametersModulusM4M4M5
Number of teethZ178Z190Z162
Pitch circle (mm)712760810
Drive way3motor...
Number of cruise ships
555
Maximum machining diameter(mm)
660700760
Maximum processing thickness(mm)
353535



Other parameters






Ring gearCan use electrical buttons to automatically ascendpower

Input: 3-phase 380V 50HZ  Current capacity: 200A 

Processing pressure

Minimum working pressure: 90KG (900N)

Standard maximum working pressure: 1500KG (15000N how to expand according to the use requirements

Pressure control method: precision weighing sensor + PLC + electronically controlled proportional valve to achieve closed-loop feedback control of pressure, real-time monitoring and real-time calibration of pressure, to ensure the accuracy and stability of pressure.

Rotating speed

Lower fixing: 1 ~ 60RPM    Upper fixing: 1 ~ 20RPM

Center gear: 1 ~ 30RPM    Ring gear: 1 ~ 30RPM

Gas source

0.5~0.6MPa 90L /Min

Use environment

●15~35℃

●Humidity: Under 85%, the sewage will condense; 

● Air quality: non-corrosive, non-flammable, harmful gas, non-polluting dust, etc.








Features




The 4-Motor motion mode is adopted, that is, the upper fixed plate, the lower fixed plate, the ring gear, and the center gear motor can be independently controlled, without changing the direction of the ring gear and center gear. You can easily realize the tour star The positive and negative rotation of the wheel can realize the positive and negative rotation of the star wheel, which can stably process the workpiece and realize the self-adaptive repairing of the fixed disk. The center tooth can also reverse the repair disk separately.


4-Motor motion mode makes the power source more dispersed, the machine is more stable, the noise is lower, and the accuracy is higher; the adaptability of the star wheel is improved, and the wear of the star wheel Can also be reduced to a minimum Limit, greatly extend the service life of the star wheel.


It can be assigned by the CPU. The rotation speed of the upper fixing plate, the lower fixing plate, the center gear, and the ring gear can also be independently determined by the operator according to his own calculation and experience. Setting of upper and lower fixed plate, center gear and ring gear Appropriate rotation speed can facilitate the operator to better design the rotation and revolution trajectory of the workpiece, and set any rotation and revolution ratio to achieve the best processing conditions and optimal processing results.


The ring gear and center tooth can be raised and lowered separately, making it easier to pick and place the workpiece;


SMC precision electric proportional control valve + pressure sensor realizes steady pressure changes, which can eliminate excess load and extra impact to the greatest extent possible to protect the safety of the processed workpiece; The pressure of plate setting and starting plate can be manually set manually, which protects the safety of the processed workpiece to the maximum extent.


Mitsubishi large-size digital man-machine interface + Mitsubishi high-quality PLC module, 20 20-step procedures can be stored inside, which greatly reduces the technical requirements for operators and greatly improves the product Pass rate.


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