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quote Inquiry (采购产品): quote Demetris, If they haven't yet changed the forwarding of this to me, please send. Thanks, Donna SAMSON TECHNOTRADE CORPORATION Sagar Plaza, Office No. 7, 1ST Floor, M. G. Road, Near Bank Of Baroda, Ghatkopar (w) MUMBAI - 400 086. INDIA CELL NO.:- 9821833223 CONTACT NO.: 00 91 22 65279364 FAX NO. : 00 91 22 25149844 E-MAIL : headpiec@gmail.com REF. NO. MR23/2008 DATE : 24 JULY 2008 Dear sir, KINDLY QUOTE YOUR PRICES WITH TERMS / CATALOGUE ETC. 1 NO. FULL FLEDGED THREE AXIS CNC SURFACE GRINDER. TECHNICAL SPECIFICATIONS :- Description of the ITEM : CNC Surface Grinder Detailed SPECIFICATIONS and Quantity :- full fledged Three axis CNC Surface Grinder as per specifications detailed below : Technical Specifications:- The specifications of the machine and comments must be indicated in the column provided for it against each sl.no. Wherever numerical values are specified, the corresponding values of the machines offered must be mentioned. No details shall be left blank. Only Sinumeric control system made by M/S Siemens Ltd; will be accepted. Sl no Specification Range required. 1.0 Major Specification 1.1 X Axis stroke 550 to 600 mm 1.2 Table speed X axis 1-30 m/min 1.3 Y' Axis stroke 300 to 375 mm 1.4 Vertical feed rate (Y axis) 90 to 100 mm/min 1.5 In feed amount minimum 0.002 mm 1.6 Z' Axis stroke : 200 to 250mm 1.7 Max. dist. Between Table & Spindle centre 350 to 400 mm 1.8 Guide way system for X, Y and Z axes Prism-Flat Guide Ways 1.9 Drive System for X, Y and Z axes High Precision Ball Screw 1.10 Drive Motor for X, Y and Z axes AC Servomotor & Rotary Encoder 1.11 Drive motor make Siemens make is preferable 1.12 Grinding surface table Area 500 x 250 1.13 Cross feed / stroke 1 to 12 mm 1.14 Table Groove 1 No and 14 H7 1.15 Table speed 1 to 30 Metres / Minutes 1.16 Dresser mounting (it must be a programmable) Top/side of the wheel head 1.17 Electro magnet chuck size 400 X 200 mm 1.18 Vacuum Chuck with Compressor 300 X150/200 mm 1.19 The bed shall be made out of highly vibration Dampening Cast iron, having the best desired dynamic and thermal stability. 1.20 The machine shall be also suitable for grinding with CBN wheels 2. 0 2.1 Spindle Head Wheel size 200 / 250 Dia.x 25 Width x 31.75 Dia. Bore 2.2 Spindle cone 24 mm Dia. 2.3 Drive Motor AC Induction,3.7 Kw, 2800 rpm 3.0 Coolant System The coolant tank shall be either paperfilter or permanent magnet filter. 3.1 Coolant Tank Capacity 190 litres 3.2 Coolant flow rate 30 LPM 4.0 Lubrication The machine shall be equipped with automatic lubrication for slides and spindle unit, etc. In case of low lubrication, it shall give an alarm message on the CRT and the machine shall stop automatically aftercompletion of the cycle. 5.0 5.1 Accuracy Positioning accuracy –X, Y and Z axes ± 0.010 /100 mm 5.2 Repeatability 0.005 mm 5.3 Machine shall be tested as per geometrical test chart standard DIN 8632 or IS 2743 6.0 Electrical Equipment The electrical equipment shall be suitable for operations on a power supply of 415 ± 10% Volts, A/C 50 ± 1 Hz. Suitable voltage stabilizer and isolation transformer are to be offered along with the machine. 7.0 7.1 Safety Device Failure of centralised lubrication and coolant to inhibit next auto cycle 7.2 Chuck not to demagnetise during power failure/power restoration 8.0 CNC System SINUMERIK 802 D or latest version 8.1 Standard control features shall include the following 8.2 The rough grinding, switchover to finish grind and then to spark out strokes including dressing and the dressing compensation and the complete grinding and dressing cycle shall be added as standard input parameters 8.3 The required grinding cycles for the application can be analyzed and Integrated. 8.4 Electronic hand wheel (Manual pulse generator) 8.5 Multi colour graphics 8.6 Nesting depth : 3 (minimum ) 8.7 Display of messages (Operator/Alarm messages on screen) 8.8 Manual data input 8.9 Part program storage and editing 8.10 Self diagnostics 8.11 Constant surface feed control 8.12 Feed rate over ride 8.13 Direct drawing dimension programming 8.14 Backlash compensation and pitch error compensation 8.15 Inch /metric switch able 8.16 Background editing 8.17 Custom macro ‘ B ‘ and parametric programming 9. 0 Painting All equipments shall be suitably cleaned, painted and protected against corrosion and damage. 10.0 Data sheet: (Details to be provided by the mfrs) Lubrication Type Spindle bearings 10.1 Guide ways 10.2 Tank capacity 10.3 Electrical equipment Voltage 10.4 Frequency 10.5 Power Requirement 10.6 Machine size Machine Height 10.7 Machine base dimensions 10.8 Machine weight 11.0 Manual 2sets of operation and maintenance manuals and one set of CD inPDF format are to be provided as detailed below: 11.1 CNC instruction manual 11.2 CNC maintenance manual 11.3 CNC System operation manual 11.4 CNC System and drive manuals 11.5 Programming manual 11.6 PLC Ladder diagram 11.7 Accessories manual if quoted 11.8 Spare parts manual 11.9 Test chart 11.10 Electrical & electronics Circuit diagram in detail for the Machine and other equipments are to be provided Please not e that if You Don’t have same type of above mentioned Specifications, Kindly quote us; Equivalent for the same, it is acceptable to us. NOTE: - KINDLY SEND CATALOGUE ALONG WITH THE OFFER. AN EARLY QUOTATION WILL BE HIGHLY APPRECIATED. Thanking You, Yours Faithfully, FOR SAMSON TECHNOTRADE CORPORATION ANISH DESAI **** Hidden Message ***** Donna Cicale 07730 Company: ThomasNet E-mail: dcicale@thomasnet.com **** Hidden Message ***** dcicale@thomasnet.com |
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