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Tradisionele motor


Stamping ➤ Rough grinding ➤ Leveling ➤ Medium grinding ➤ Hardening ➤ Fine grinding ➤ Deburring

Tegnologiese proses

1. Pakking

 

● Processing Technology

Stamping ➤ Rough grinding ➤ Leveling ➤ Medium grinding ➤ Hardening ➤ Fine grinding ➤ Deburring

 

Dikte (mm)Diameter (mm)Flat(mm)Parallel(mm)Grootte (mm)Margin(mm)Hardness(mm)materiaalSlypwielruheid
0.55-345-990.010.01± 0.0050.03-0.230-5065Mndc01Fine grinding CBNRa0.6

 

● Double Face Grinding Solutions

The differential gasket needs to be finely ground with 580B after middle grinding and quenching (Note: According to the requirements of the main engine factory, it can be divided into before and after quenching)

ongedefinieerd

YHDM580B + CBN grinding wheel = automotive adjusting shim

 

 

2. Transmission gear

ongedefinieerd

● Gear double-sided grinding process

Forging ➤ Normalizing ➤ Turning ➤ Hobbing, Shaping ➤ Shaving ➤ Heat Treating ➤ Grinding (reduce geometric tolerance)

 

Dikte (mm)Diameter (mm)Flat (mm)Parallel(mm)Dimensions (mm)Margin(mm)Hardness(mm)materiaalSlypwielruheid
0.55-345-990.010.01± 0.0050.03-0.230-5065Mndc01精磨CBNRa0.6

 

● Grinding Solutions

Thickness higher than 8mm: 300/580B-5/77 series planetary oscillating grinding for one grinding; thickness less than 8mm: choose 580, 750 C type for multiple grinding according to the diameter; single-side grinding: 7418 is recommended


 

3. Remskyf

Workpiece material: aluminum matrix composite material

Processing technology: double-sided grinding

Processing requirements: flatness Ra0.025


ongedefinieerd

ongedefinieerd

 

4. Connecting Rod

ongedefinieerd

Workpiece size: length 250mm, thickness 28.4mm

Workpiece material: 45Cr steel

Rockwell hardness: 32-36

Removal amount: 0.8mm

Processing equipment: YHDM750A high-precision vertical double-end grinding machine

Processing method: swing grinding

Processing technology: double-sided grinding to reduce thinning

Processing efficiency: 30 s (15 s/pc)

Flatness/parallelism after processing: ≤0.02mm

Surface roughness after machining: ≤0.5 Ra

 

5. Piston Ring

ongedefinieerd

Workpiece size: diameter 120mm, thickness 1.8mm, hardness 95-106 HRB

Workpiece material: gray cast iron

Removal: 0.12-0.13mm, the first removal is 0.085mm, and the second removal is 0.035-0.045 mm

Processing equipment: YHDM750A high-precision vertical double-end grinding machine

Processing technology: double-sided grinding to reduce thinning

Processing efficiency: 0.6s/pc, 6000 pc/hour

Size control: ±0.005 mm

Flatness/parallelism after processing: 0.004mm

Surface roughness after machining: 0.25 µm Ra

 

6. Large Retaining Ring

ongedefinieerd

Workpiece size: diameter 110mm

Grinding size requirements: 3.300mm±0.012

Processing technology: double-sided grinding to reduce thinning

Processing equipment: YHDM750 high-precision vertical double-end grinding machine

 

7. Stator Rotor

ongedefinieerd

Workpiece material: powder metallurgy

Processing technology: double-sided grinding to reduce thinning

Verwerkingstoerusting: YH2M8470 hoëspoed dubbelzijdige presisie slypmasjien

Surface roughness after processing: ≤Ra 0.5

Processing efficiency: 0.6 S/PC

Flatness/parallelism after processing: ≤0.002 mm

Removal amount: 150-200um

Thickness control: ≤3um

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