Double-spindle vertical cylindrical grinding machine

As a core product of Shenyang Julang in the grinding machine field, the VGS series double spindle vertical cylindrical grinding machine integrates multiple innovative highlights in technical design and core performance. Relying on exquisite manufacturing technology and strict quality control, it forms unique technical advantages and perfectly meets the high standards and requirements of enterprises for precision processing equipment.

1. Double Spindle Collaborative Design for High-efficiency Parallel Processing: The machine adopts a vertical double-spindle layout, which can operate independently and collaboratively to perform multi-process composite grinding on workpieces, greatly improving processing efficiency. Compared with traditional single-spindle grinding machines, production efficiency is increased by more than 30%, especially suitable for high-efficiency processing of large batches of cylindrical parts. Both spindles adopt high-precision positioning and transmission structures to ensure coaxiality and synchronization, guaranteeing consistency in batch processing.

2. Ultra-precision Grinding Accuracy Control: Relying on optimized machine structure and precision components, this model excels in processing accuracy. Dimensional accuracy can reach ±0.002mm, roundness and non-circular profile accuracy are controlled within ±0.001mm, inner and outer circle coaxiality is stable at 0.002～0.003mm, and surface roughness is as low as Ra: 0.2～0.4μm, fully meeting the strict processing requirements of German-funded enterprises for precision cylindrical parts. It can be widely used in high-end equipment, precision instruments, auto parts and other fields.

3. Specialized Grinding Process Optimization: According to the grinding requirements of cylindrical parts, the grinding path and grinding wheel selection are optimized, and a special grinding algorithm is adopted to effectively reduce grinding lines and improve workpiece surface finish. It is equipped with a grinding fluid circulation and filtration system with a high-precision filter device to ensure the cleanliness of grinding fluid, avoid impurities affecting processing accuracy, and play a role in cooling and lubrication, extending the service life of the grinding wheel and reducing processing costs.

4. High Stability and Reliability: Key components of the machine are selected from world-renowned brands, and have undergone strict quality inspection and assembly debugging to ensure the stability and reliability of the whole machine. The body adopts a symmetrical structure design with low center of gravity and strong stability, which can effectively resist impact and vibration during grinding. It is equipped with a comprehensive protection system to protect operators and equipment safety in all directions, complying with industrial production safety standards.

5. Flexible Adaptability: The machine can flexibly adapt to the processing of cylindrical parts of different specifications and materials. By quickly replacing tooling and adjusting parameters, it can realize multi-variety and small-batch production, adapting to diverse market processing needs. The control system supports customized programming, which can flexibly set grinding parameters and processing paths according to workpiece requirements, improving the versatility and flexibility of the equipment.

Technical Specifications

Category	Item	Unit	VGS500	VGS800	VGS1000	VGS1200	VGS1600
Processing Range	Inner Diameter Grinding	mm	Φ50～400	Φ50～650	Φ50～800	Φ50～1000	Φ50～1400
	Outer Diameter Grinding	mm	～Φ610	～Φ810	～Φ1010	～Φ1210	～Φ1610
	Max Swing Diameter	mm	Φ650	Φ900	Φ1100	Φ1300	Φ1700
	Max Workpiece Height	mm	459	1000	1000	1000	1000
Travel	X1, X2 Travel	mm	300/250	1000/900	1120/1050	1420/1350	1820/1750
	Z1, Z2 Travel	mm	500/500	1070/1040	1070/1040	1070/1040	1070/1040
	Minimum Setting Unit	mm	0.0001	0.0001	0.0001	0.0001	0.0001
Workpiece Spindle	Electromagnetic Permanent Magnetic Chuck	mm	Φ500/Φ600	Φ800	Φ1000	Φ1200	Φ1600
	Spindle Speed	rpm	10-200	10-100	10-100	10-100	10-100
	Max Workpiece Weight	Kg	300	800	1000	1000	1000
1# Spindle (OD Grinding)	Spindle Power	Kw	28	45	45	55	55
	Spindle Speed	rpm	6000	6000	6000	6000	6000
	Swing Angle (Manual)	-	±5°	±2.5°	±2.5°	±2.5°	±2.5°
	Spindle Interface	-	Φ40 Bore, Taper 1:5	Φ60 Bore, Taper 1:5	Φ60 Bore, Taper 1:5	Φ60 Bore, Taper 1:5	Φ60 Bore, Taper 1:5
	Grinding Wheel Size (ODIDThickness)	mm	Φ300×Φ100×60	Φ400×Φ100×60	Φ500×Φ100×60	Φ500×Φ100×60	Φ500×Φ100×60
2# Spindle (ID Grinding)	Spindle Power	Kw	22/30	30/37	30/37	45/55	45/55
	Spindle Speed	rpm	18000	18000	18000	15000	15000
	Swing Angle (Manual)	-	±5°	±2.5°	±2.5°	±2.5°	±2.5°
	Spindle Interface	-	HSK-C63	HSK-C100	HSK-C100	HSK-C100	HSK-C100
	Grinding Wheel Diameter Range	mm	Φ30--Φ100	Φ40--Φ125	Φ40--Φ125	Φ40--Φ125	Φ40--Φ125
Closed-loop Grating	Grating Type	-	Absolute Grating	Absolute Grating	Absolute Grating	Absolute Grating	Absolute Grating
Closed-loop Grating	Resolution	μm	0.01	0.01	0.01	0.01	0.01
Accuracy	Positioning Accuracy (VID)	mm	±0.002	±0.002	±0.002	±0.002	±0.002
	Repeat Positioning Accuracy (VID)	mm	±0.001	±0.001	±0.001	±0.001	±0.001
	Grinding Roundness	mm	0.0015	0.002	0.002	0.002	0.002
	Grinding Cylindricity	mm	0.002	0.003	0.003	0.003	0.003
	Grinding Surface Roughness	μm	≦Ra 0.32	≦Ra 0.32	≦Ra 0.32	≦Ra 0.32	≦Ra 0.32
Spindle Runout	Axial Runout (Root)	mm	0.001	0.002	0.002	0.002	0.002
Spindle Runout	Radial Runout (Root)	mm	0.0015	0.002	0.002	0.002	0.002
Others	Machine Weight	Kg	10000	20000	25000	35000	45000
Others	Footprint (L×W×H)	mm	2720×2215×2470	6500×3150×3800	6900×3550×3800	8200×4550×3800	9200×4550×3800
Note: 1. Hydrostatic spindles are optional for workpiece spindle and grinding spindle

Vertical Grinding Machine Configuration

PMSM Spindle (Germany INNA)	Hydrostatic Spindle	Worktable (Cross Roller Bearing)	Hydrostatic Rotary Table	Magnetic Chuck	Oil Mist Collector

X/Z Axis Linear Scale	Magnetic + Paper Filter	Workpiece Measuring System	Tool Setting System	Dressing Device	Anti-fog Window

Diamond Wheel	CBN Wheel	Resin Wheel	Plated Wheel	Ceramic Wheel	Siemens CNC System	Coolant Chiller

Application Fields


1. Disc Parts	Flange, End Cover, Pressure Plate, Clutch Disc Machine Chuck, Turntable, Indexing Plate	One-time grinding of inner hole, outer circle and end face, high coaxiality and perpendicularity
2. Sleeve / Cylinder Parts	Hydraulic Cylinder, Air Cylinder, Spindle Sleeve Valve Sleeve, Bushing	Mirror inner hole, precision outer circle, uniform wall thickness
3. Bearing Parts	Bearing Inner/Outer Ring, Rolling Mill Bearing, Wind Power Bearing	One-time grinding of raceway, inner/outer circle and end face, stable precision
4. Ring / Gear Parts	Gear Ring, Gear Blank, Synchronous Ring Large Slewing Ring, Seal Seat	Large diameter, heavy weight, vertical clamping without deformation
5. Short Shaft / Disc-shaft Parts	Hub, Shaft Head, Flange Shaft Motor End Cover, Rotor Disc	Avoid horizontal clamping sag, better precision
6. Large, Heavy, Thin-walled Parts	Wind Power, Engineering Machinery, Mining Machinery Rings	Most stable vertical clamping, no deformation or vibration

Typical Application Cases

Common features of these parts: One-time clamping completes composite grinding of inner circle, outer circle and end face/step, strictly ensuring geometric tolerances such as coaxiality, roundness and perpendicularity. Especially suitable for disc, ring, sleeve parts, and large, heavy workpieces not suitable for horizontal clamping.
Spindle Sleeve (One-time clamping for inner hole, outer circle and end face grinding, high coaxiality required)	Precision Sleeve Parts (For hydraulic/pneumatic valves, multi-step inner/outer circle + end face, micron-level tolerance)	Gear Blank (Ensure coaxiality of inner and outer circles, improve subsequent gear machining accuracy)	Precision Flange (One-time grinding of inner/outer circle + sealing end face, strict flatness and perpendicularity)

Bearing Ring (For wind power/automobile bearings, vertical grinding for inner/outer circle, raceway and end face)	Large Gear Ring / Turntable (For machine turntables, heavy-duty rings, vertical grinding avoids deflection)	Large Flange (For pipeline/wind power connection, synchronous grinding with strict tolerances)	Hydraulic Breaker Cylinder (For high pressure, mirror inner hole, perpendicularity guaranteed to prevent oil leakage)

Menu

Trending Search

Trending Products

Double-spindle vertical cylindrical grinding machine