1. Machine Overview:
1) Machine works:
The machine is suitable for rack and gear principle, with the
generating method for grinding gears. Mainly used for involute
cylindrical gears grinding, the use of numerical control
technology, greatly simplifies the original Y7163 grinding machine
structure, convenient operation, expanding the scope of use, help
to improve the accuracy of the machine, this machine can be widely
for machine tools, locomotives, ships, mining, metallurgy and
chemical machinery industries.
NC system selects qinchuan (NUM POWER 1040), two-axis and two-axis
CNC machine tool axis:
Linear develop into a workpiece carrier axis (X)
Workpiece carrier indexing motion axis (B)
Wherein the workpiece carrier developed into a straight line axis
(X) and the workpiece holder indexing motion axis (B) can be linked
to form a workpiece exhibition sport.
2. Main Technical Parameters of The Machine:
1) Machining Range:
Workpiece diameter φ50 (minimum root circle) -φ630mm (maximum
Workpiece modulus 2-12mm
Maximum tooth width (straight tooth) 215mm
Any number of teeth
Helix angle range ± 45 °
2) Machine main parameters:
Countertops countertops maximum stroke 360mm
Table speed 80-800mm / min
Table diameter φ78 × φ500
Table load (including tooling) 400Kg
Carriage carriage stroke length 20-225mm
Carriage stroke frequency 75-315 / min
Slider to adjust the angle of ± 45 °
Wheel wheel diameter φ350-φ270mm
Wheel aperture φ127mm
Wheel width 16 ~ 32mm
Wheel speed 1730rpm
Grinding wheel angle of 14 ° -26 °
Grinding grinding fast forward and rewind amount 40mm
Grinding wheel compensation 25mm
120mm grinding position adjustment amount
Wheel center to center distance table 200-500mm
Countertops, columns workpiece maximum distance between centers
Column workpiece tailstock stroke 26mm
Workpiece tailstock stroke 200mm
Toothed wheel dressing volume 0.11mm
Tooth grinding wheel dressing amount 0.072mm
CNC parameter controlled axes X, B two axes
Number of axes X, B two axes
The minimum increment X: 0.001
B: 1/1000 °
Servo unit X-axis motor torque 36Nm
B-axis motor torque is 22Nm
Total power 23KW electric system
Machine weight (NW) 5100kg
Overall dimension (length × width × height) 2535 × 2476 × 2240mm
3. The Structural Characteristics of The Machine:
Overall machine adopts vertical layout. Machine main structure
1) the main sports machine developed into the indexing feed are
used CNC control.
2) CNC system, programming parameters, programming and operation is
extremely convenient and flexible.
3) CNC systems with closed-loop control functions, help to improve
4) AC servo motor drive, fast response.
5) grinding wheel stroke movement adopts frequency stepless speed
6) Dresser can tooth gear tooth modification.
4. The Machine Standard Configuration List:
No. Composition hosts piece, Accessories Name Quantity Supplier
1) host 1 qinchuan
2) strong electric box 1 set qinchuan
3) weak box (with air conditioner) 1 set qinchuan
4) lubricating oil tank 1 set qinchuan
5) cooling tank 1 set qinchuan
6) electrostatic mist suction device 1 set qinchuan
7) wheel flange 2 sets qinchuan
8) wheel balancing mandrel a qinchuan
9) Wheel Φ300 × Φ127 × (16,25,32) Total 6
10) 11 Qinchuan machine horn
11) diamond dressing pen 3 qinchuan
12) Fine tuning device 12 angle 1 set qinchuan
5. Machine main outsourcing parts:
Use of parts manufacturer name Remark
CNC systems CNC control cabinet qinchuan (France POWER 1040)
NUM servo motor X axis France
B-axis servomotor France NUM
X-axis linear encoders HEIDENHAIN Germany
Germany HEIDENHAIN angle encoders B axis
Grinding wheel spindle bearing wheel axle Germany IBC
Grinding wheel spindle bearing wheel axle Germany IBC
B-axis table bearing
Screw Japan NSK Bearings X axis
X-axis ball screw THK Japan
6. Technical Standard Machine Execution:
1) the grinding product standard JB / T3991-1999.
2) the machine electrical system to perform GB5226.1-2008.
3) machine noise, safety and environmental protection in line with
4) the machine meets the other requirements GB / T9061-2006.
7. Random Technical Information:
1) packing list in duplicate.
2) a certificate of compliance in duplicate.
3) two sets of machine instructions.
4) CNC system specification set
5) inverter instruction manual set.
8. Machine Operating Conditions:
1) machine installation requirements
The machine should be installed in the plane on a solid foundation,
based on the position must be avoided so that the machine installed
in a shock or impact device next to fluctuations and direct
sunlight, the surroundings should be kept clean, dry, and avoid
local heat radiation.
Ambient temperature range: 10-35 ℃
Ambient temperature is between 18-26 ℃, and fluctuations of no more
than 2 ℃, use of appropriate technology and matching grinding
wheel, grinding accuracy of GB / T10095.1-2008 five. When the
high-precision gear machining, indoor temperature difference should
not exceed ± 1 ℃.
Relative humidity: ≤85%
Power: 3-380V ± 10%, frequency 50Hz ± 2%
2) machine work requirements
(a) Wheel Specifications Φ350 × Φ127 × (16 ~ 32)
Technical parameters of grinding wheel and workpiece should process
parameters to match.
(b) Grinding Coolant
Grinding machine coolant can choose qinchuan recommended brand
coolant. Machine tool cooling tank capacity of about 500L.
(c) Hydraulic Oil
Selection tool hydraulic oil 32 # anti-wear hydraulic oil, about
(d) Filtration System
Machine tool cooling and filtering system using magnetic separator.
9. The Special Requirements of the Machine:
Party provided in accordance with four drawings, FIG numbers are:
(1) QR250203; (2) QR280003; (3) QR093603; (4) QR250204 each design
one set of tooling grinding teeth, the tooling used on YK7232A
10. Acceptance and Use of the Machine:
Precision gear blanks: involute cylindrical gears accuracy
standards GB / T10095.1-2008,7 level precision.
2) final acceptance
Only in the case of machine precision gear blanks, material and
hardness, tooling, wheel, work environment, coolant, grinding and
other process parameters that match the criteria and reasonable in
order to ensure stable machining quality and efficiency.
11. After-Sale Service:
1) Training of technology programming, operation and maintenance
for the machine can be performed, but buyer has to burden the
2) Since the date of signature of the final acceptance of the whole
guarantee period of one year.
3) Timely provision of spare parts, guarantee long-term supply of
4) If there are quality problems during using, seller will offer
resolution plan upon receiving user’s notification.
12. General Information:
|Place of Origin:||China|
|Minimum Order Quantity:||1Set|
|Packaging Details:||Wooden Case|
|Payment Terms:||T-T L/C|