Summary of Contents for RAMANNA 7X14
- Page 1 RAMANNA ENTERPRISES OFFICE ADDRESS- 3E/7 B.P , N.I.T FARIDABAD, HARYANA. INSTRUCTION / SERVICE MANUAL PRECISION MANUAL SURFACE GRINDER MODELS - 7X14 9X14 9X18 10X20 12X24 15X30...
- Page 2 CONTENTS 1. Machine Parts Nomenclature 3 - 4 Normal type Excello type 2. Installation Guidelines 5 - 9 General & Machine safety rules Transit Unpacking Choice of site Installation Lubrication System Line Diagram 3.
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Page 3: Machine Parts Nomenclature
1. Machine Parts Nomenclature Normal Machine... -
Page 4: Excello Type
Excello Type... -
Page 5: Installation Guidelines
2. Installation Guidelines General & Machine Safety Rules The employer must select trained, qualified personnel to machine. For persons with long hair, their hair must be properly restrained or wear a hat before operating or maintaining the machine. ... -
Page 6: Transit
Don’t Persons wearing ties, gloves, loose fitting clothing and shirts with very long sleeves must not operate or maintain the machine. Operation personnel must not lean on the machine. Combustible liquids must not be used as a cutting fluid. ... -
Page 7: Unpacking
For Machines sent Local without packing lift the machine using lifting bolts only. Never lift the machine by its spindle or by cross or magnetic slide wheels. It could damage / bend the sleeve or shaft. Machine Size Net Weight (in Kgs approx.) 7x14 9x14 9x18 10x20 Plain 10x20 Excello 12x24... -
Page 8: Installation
Installation Place the machine on a horizontal levelled clean floor and adjust the levelling screws to make sure machine is rigid and not shaking. For oil type machine First move the cross slide completely to the left by rotating the shown handle anti- clockwise and unbolt the 2 screws as shown in the image below and remove the side cover. - Page 9 For Ball type machine After unloading and erection of the machine at workplace, lift the magnetic slide to remove the cylindrical rods (placed to avoid surface contact) and replace them with ball strips sent along with the machine. Do this for both the guide ways and place the magnetic slide down. Electric Connection All our machines use 3 phase motors.
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Page 10: Lubrication System Line Diagram
Lubrication System Line Diagram For normal Machines... - Page 11 For Excello type...
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Page 12: Grinding
Grinding The grinding results obtained depend to a very degree on the choice of the correct grinding wheel and suitable operation. Stock removal efficiency. For intensive stock removal a coarse grain (about 30-36) should be used. The wheel is dressed by passing the diamond over quickly so that the surface of the wheel is roughed and bites well. - Page 13 Grade: It indicates the strength of the bond witch hold abrasive. Soft: A to H Medium: I to P Hard: Q to Z Bond B: Resinoid BF: Resinoid reinforced E: Shellac O: Oxychloride R: Rubber RF: Rubber reinforced S: Silicate V: Vitrified FACTORS AFFECTING WHEEL SELECTION...
- Page 14 Example Prefix Abrasive type Abrasive Grain Size Grade Structure Bond type Coarse Medium Fine Dense Manufacturer’s symbol (indicating exact type of abrasive) (use optional) Very Fine > 220 A - Aluminium Oxide WA - White Aluminium Oxide C - Silicon Carbide GC - Green Silicon Carbide Open Etc.
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Page 15: Trouble Shooting
5. Preventive Maintenance Preventive Maintenance Schedule Daily Monthly Annually Particulars Cleaning & Oiling Check oil level in magnet slide Oil level in lubrication pump Cleaning of vertical slides by removing front & rear covers Check the motor & spindle for any ... -
Page 16: Coolant Accessories And Fitting
7. Coolant Accessories and Fitting All Items for coolant Fitting First fix the drain channel to the machine body by 2 bolts as shown below. - Page 17 After bolting the drain channel, next is bolting the tray. Place the tray as shown below and fix it to its position by 4 bolts (1 at each corner). Make sure the bigger splash guard is to your left. ...
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Page 18: Warranty Terms & Conditions
8. Warranty Terms & Conditions We provide warranty cover for this Machine subject to the following conditions: 1. In accordance with the under-mentioned conditions ( 2 to 8 ), we will rectify defects affecting the machine which are clearly attributable to material and/or manufacturing faults, provided they are reported immediately after being identified, and within 12 months of the date of purchase (the “Warranty Period”).
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