Panther 1650 User manual

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ALL GEARED LATHE MACHINE
INSTRUCTION & SPARE PARTS MANUAL
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GUJARAT LATHE MFG. CO. PVT. LTD.
WORKS : NH-8B, OPP. FIELD MARSHALL HIGH SCHOOL, SHAPAR-360024, (DIST. RAJKOT)
Email: [email protected]
H.O. : 201-202,”KARMA STAMBH” , LBS MARG, VIKHROLI(W), MUMBAI – 400083
Email: [email protected]
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MACHINE No. :
MODEL: 1350/
1650/

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MANUFACTURED BY:
GUJARAT LATHE MFG. CO. PVT. LTD.
WORKS: HEAD OFFICE:
NATIONAL HIGHWAY-8B, 201-202,”KARMA STAMBH”,
OPPOSITE FIELD MARSHALL LBS MARG, VIKHROLI (W),
HIGH SCHOOL, MUMBAI-400083
SHAPAR-360024, DIST. RAJKOT PHONE: [phone]
PHONE: [phone] FAX : [phone]
FAX : [phone] Email : [email protected]
Email: [email protected] : [email protected]
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PANTHER
ALL GEARED LATHE MACHINE
MODEL – 1350/1650
INSTRUCTION & SPARE PARTS MANUAL
SALES OFFICE:
BARODA BENGALURU CHENNAI
STD: 0265 080 044
PHONE: [phone] 25587728 25221245/46
FAX: [phone] 25221245

PANTHER MODEL PAGE NO.
1350 / 1650 1
P R E F AC E
This machine have been manufactured with a view to obtain the
highest degree of working accuracy and it has been thoroughly tested for
the performance to confirm IS 11118-1984, IS 1878 (part-1) -1971 and
Dr. Schlesinger’s code for “Testing Machine Tools.”
The accuracy of the machine can be achieved and maintained only if
the instructions contained in this manual are starkly followed. The users
of the machine are therefore, requested to get themselves acquainted with
contents of the manual, before Installation, operation and maintenance of
the machine. It is suggested that a copy of this manual be made available
to the operation and maintenance staff on the shop floor, who will be
directly handling this machine.
As the machine and accessories are constantly being improved this
manual may differ in detail with the machine supplied.
At the time of ordering the spares, please mention the component
number as indicated in this manual and serial number of the machine
which is stamped on Right hand corner of the lathe machine bed.
For easy reference and under standing, this manual is divided in to
followings five different sections.
Section 1 Introduction
Section 2 Installation
Section 3 Operation
Section 4 Settings, Maintenance and Trouble Shootings.
Section 5 Assembly drawings and spare part list.
Note :- All detail given in this manual are general information so
detail might be vary from machine to machine.

PAGE NO. 2
PACKING SLIP
Machine Model: _____________ Machine Specifications: ____________
Machine Sr. No.: _____________ Date: ____________
STANDARD ACCESSORIES EXTRA ACCESSORIES
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
Hardened guide ways
Center adopter
Dead Center MT-4
Carrier Plate
Instruction Manual
Tool Post Key
Norton gear box
Change gears fitted with
machine: 50,52,56,82,126
Oil can
Screw driver
Allen keys 4 – 5 – 6 – 8 -
10 mm.
Fixed spanner: 12 x 13,
16 x 17, 18 x 19,
Long cross slide
Electric motor
Make _______________
H.P.____ RPM. :-_______
Sr. No. ______________
V-Belts No. _________
R \ F switch
1 No.
1 No.
2 Nos.
1 No.
1 No.
1 No.
1 No.
5 Nos.
1 No.
1 No.
5 No.
3 No.
1 No.
1 No.
2 No.
1 No
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
Face plate
Steady rest
Follow rest
Coolant equipments with tank
& fittings. Maker Rajamane
H.P.:- 0.10 Sr.____________
3 Jaw self centering chuck with
flange diameter____________
4 Jaw dog chuck with flange
diameter _________________
Extra chuck flange
Taper turning attachments
Machine lamp with CT
Rear tool post
Electric control panel
Foot pedal / Foot brake
Rear splash guard
Revolving center MT-4
Quick change tool post with
tool holders
In./Ext./Combine tool post
grinder with/without electric
motor
Key way cutting attachment
Feed stopping attachment
No.
No.
No.
No.
No.
No.
No.
No.
No.
No.
No.
No.
No.
No.
No.
No.
No.
No.
Any Other accessories:
Mode of Packing : ______________________________________________.
Name & Address : ______________________________________________
____________________________________________________________
__________________________________________________________________________________________
Checked By : ______________.
1
1
1
1
1
1
1
1
_
_
_
It any discrepancy is found with regard to the above accessories. It should be
immediately notified to us along with machine serial no.

PANTHER MODEL PAGE NO.
1350 / 1650 3
SR. SECTION DESCRIPTION PAGE
1 Installation 1.1 Machine specifications. 6
1.2 Legend. 8
1.3 List of Accessories. 11
1.3.1 Standard Accessories. 11
1.3.2 Optional Accessories (to be order
along with M/c.) 12
1.3.3 Optional Accessories (Retro fitting
possible) 12
1.4 Charts. 13
1.4.1 Speed chart for 8 spindle speed. 13
1.4.2 Speed chart for 16 spindle speed. 13
1.4.3 Thread and feed chart for 4 TPI lead
screw. 14 A
1.4.3.1 Thread chart for inch and metric
threading. 14 A
1.4.3.2 Module chart. 15 A
1.4.3.3 D.P. Chart. 15 A
1.4.4 Thread and feed chart for 6 mm
PITCH lead screw. 14 B
1.4.4.1 Thread chart for inch and metric
threading. 14 B
1.4.4.2 Module chart. 15 B
1.4.4.3 D.P. Chart. 15 B
1.5 List for change gears. 16
1.5.1 For 4 TPI lead screw. 16
1.5.2 For 6 mm PITCH lead screw. 16
1.6 Lubrication chart. 16
2 Installation 2.1 Lifting the machine. 17
2.2 Unpacking and cleaning. 17
2.3 Foundation. 17
2.4 Leveling. 18
2.5 Electric connections. 19
I N D E X

PANTHER MODEL PAGE NO.
1350 / 1650 4
SR. SECTION DESCRIPTION PAGE
2.5.1
With R/F switch for single speed
motor. 20
2.5.2
2 Speed motor with speed selector
switch and R/F switch. 20
2.5.3
Foot pedal with starting shaft for
Single / Double speed motor. 21
2.5.4
Foot brake with starting shaft for
Single / Double speed motor. 21
2.6 Lubrication. 21
2.7 Idle running. 23
3 Operation 3.1 Safety. 24
3.2 Do, Do not and Checks. 25
3.3 Head stock. 26
3.1 Feed gear box (Norton gear box) 28
3.4.1 Thread cutting. 30
3.4.2 Feed. 33
3.5 Apron. 36
3.6 Carriage. 36
3.7 Tail Stock. 37
3.8 Least count of all hand wheels. 37
4 Settings & Maintenance
. 4.1 Headstock. 38
4.1.1 Main spindle bearing. 38
4.1.2 Taper setting. 38
4.1.3 Pick-up change gear. 39
4.1.4 V. Belts. 39
4.2 Feed box. 39
4.2.1 Feed safety clutch. 39
4.2.2 Lead screw. 40
4.3 Surface screw and carriage. 40
4.3.1 Surface screw and back lash adj. 40
4.3.2 Carriage. 40

PANTHER MODEL PAGE NO.
1350 / 1650 5
SR. SECTION DESCRIPTION PAGE
4.4 Surface slides and compound slide. 41
4.5 Tail stock. 41
4.5.1 Tail stock clamping. 41
4.5.2 Tail stock off set. 41
4.6 Tool post. 41
4.7 42
4.7.1 Machine vibrates during running. 42
4.7.2 Machine vibrates during machining. 42
4.7.3 Spindle running tight. 43
4.7.4 Machine cuts taper. 43
4.7.5 Gear train in end feed mech. makes
noise . 43
4.7.6 Machine not able to take heavy cuts 43
4.7.7 Noise in headstock. 44
4.7.8 Noise in main motor. 44
4.7.9 Lead screw does not rotate. 44
4.7.10 Main motor does not start. 44
4.7.11 Main motor does not start. 44
4.7.12 Threading over laps. 44
5 Assembly drawings and
part list.
5.1 Head stock assembly. 46
5.2
Feed box assembly. 54
5.3 Carriage and tool post assembly. 64
5.4 Apron assembly. 68
5.5 Tail stock assembly. 74
5.6 Follow / Steady rest assembly. 77
5.7 Taper turning / rear tool post
assembly. 80
5.8 Switch shaft assembly. 84
5.9 Structure assembly. 88

PANTHER MODEL PAGE NO.
1350 / 1650 6
SECTION – 1
INTRODUCTION
1.1 Machine specifications.
Descriptions MODEL
1350/1 1350/2 1650/1 1650/2
Type of bed. Gap bed Gap bed Gap bed Gap bed
Length of bed. 1370 mm 1830 mm 1830 mm 2440 mm
Width of bed. 230 mm 230 mm 265 mm 265 mm
Height of centre. 177 mm 177 mm 215 mm 215 mm
Admit between
centers. 540 mm 1000 mm 1000 mm 1500 mm
Swing over bed. 335 mm 335 mm 410 mm 410 mm
Swing over saddle. 245 mm 245 mm 310 mm 310 mm
Swing over cross slide. 200 mm 200 mm 250 mm 250 mm
Swing in gap. 535 mm 535 mm 610 mm 610 mm
Length of gap in front
of faceplate. 125 mm 125 mm 125 mm 125 mm
No. of spindle speed. 8/16 8/16 8/16 8/16
Spindle speed range. 45-938/30-
1250 45-938/30- 1250 45-938/30- 1250 45-938/30- 1250
Taper in spindle. MT 4 MT 4 MT 4 MT 4
Spindle hollow. 42 mm 42 mm 42 mm 42 mm
Spindle nose detail. A2 size 4 or A2 size 4 or A2 size 4 or A2 size 4 or
D1 size 4 D1 size 4 D1 size 4 D1 size 4
No. of British threads. 65 65 65 65
Range of British
threads. 4-60 TPI 4-60 TPI 4-60 TPI 4-60 TPI
No. of Metric threads. 54 54 54 54
Range of Metric
threads. 0.35-6 mm 0.35-6 mm 0.35-6 mm 0.35-6 mm
No. of D.P. threads. 44 44 44 44
Range of D.P. threads. 8-140 DP 8-140 DP 8-140 DP 8-140 DP

PANTHER MODEL PAGE NO.
1350 / 1650 7
Descriptions MODEL
1350/1 1350/2 1650/1 1650/2
No. of module
threads. 44 44 44 44
Range of module
threads. 0.187-3 mod 0.187-3 mod 0.187-3 mod 0.187-3
mod
No. of feeds. 65 65 65 65
Range of long. Feeds. 0.05-0.8
mm/Rev. 0.05-0.8 mm/Rev. 0.05-0.8 mm/Rev. 0.05-0.8 mm/Rev.
Range of Trans.
Feeds. 0.03-0.48
mm/Rev. 0.03-0.48 mm/Rev. 0.03-0.48 mm/Rev. 0.03-0.48 mm/Rev.
Lead screw. Dia. 31.75
4 TPI or
6 mm pitch
Dia. 31.75
4 TPI or
6 mm pitch
Dia. 31.75 4
TPI or 6
mm pitch
Dia. 31.75
4 TPI or
6 mm pitch
Feed shaft. 19 mm 19 mm 19 mm 19 mm
Tall stock quill Dia. 45 mm 45 mm 45 mm 45 mm
Taper in tail stock
quill. MT 4 MT 4 MT 4 MT 4
Cross slide travel. 210 mm 210 mm 250 mm 250 mm
Compound slide
travel. 130 mm 130 mm 135 mm 135 mm
Tall stock sleeve
travel. 130 mm 130 mm 130 mm 130 mm
Tool shank size. 16×16 mm 16×16 mm 16×16 mm 16×16 mm
Motor HP/KW. 2 / 1.5 2 / 1.5 3 / 2.2 3 / 2.2
Motor RPM. 1440 1440 1440 1440
Rated Amp. 3.5 A 3.5 A 5 A 5 A
Class of insulation. E E E E
Duty type. S 1 S 1 S 1 S 1
Net weight. (Approx.) 950 Kg. 1100 Kg. 1250 Kg. 1350 Kg.
Gross weight.
(Approx.) 1000 Kg. 1150 Kg. 1400 Kg. 1550 Kg.
Floor space occupied.
(Approx.) 2350 x 1100
mm 2800 x 1100 mm 2800 x 1150 mm 3350x1150 mm

PANTHER MODEL PAGE NO.
1350 / 1650 9
1.2 Legend.
(01) Pedestal (Head stock side)
(02) Pedestal (Tail stock side)
(03) Bed.
(04) Head Stock.
(05) Spindle.
(06) Speed changing levers.
(07) High-low speed lever.
(08) Feed direction change lever.
(09) Splash guard.
(10) Oil filling plug.
(11) Oil sight glass.
(12) Oil drain plug.
(13) Head stock setting bolt.
(14) Change gear cover.
(15) Feed box. (Norton gearbox).
(16) Feed selecting levers.
(17) Feed selecting levers.
(18) Feed selecting levers.
(19) Feed clutch-setting collar.
(20) Lead screw push-pull clutch.
(21) Feed safety clutch.
(22) Oil filling plug.
(23) Oil sight glass.
(24) Oil drain plug.
(25) Reverse forward switch (optional).
(26) Lead screw.
(27) Feed shaft.
(28) Lead screw check nut.
(29) Off end bracket.
(30) Apron.

PANTHER MODEL PAGE NO.
1350 / 1650 10
(31) Longitudinal hand feed wheel.
(32) Feed selecting knob.
(33) Feed engaging lever.
(34) Half nut engaging lever.
(35) Thread dial indicator.
(36) Carriage.
(37) Surface slide.
(38) Transverse hand feed wheel.
(39) Compound slide.
(40) Carriage lock bolt.
(41) Tool post.
(42) Tail stock.
(43) Tail stock spindle.
(44) Tail stock spindle locking lever.
(45) Tail stock spindle wheel.
(46) Tail stock clamping lever.
(47) Tail stock setting bolt.
(48) Tool tray.
(49) Motor Rail.
(50) Electric motor.
(51) V Belt.
(52) Arm plate.
(53) Change gears.
(54) Chip tray.

PANTHER MODEL PAGE NO.
1350 / 1650 11
Fig. No. (1.2) is of four different types of machine constructions.
Depending upon your and machine specification suitable figure is put in
this manual with this part list and part list is common for all four type of
machine constructions, so it may happen that this figure may or may not
indicate all items of this part list.
1.3 List of Accessories.
1.3.1 Standard Accessories :- (to be supplied with machine).
(01) Harden guide ways of lathe bed.(In built)
(02) Electric motor.
(03) Reverse forward switch.
(04) V belts.
(05) Carrier plate.
(06) Centre adapter.
(07) Dead centre – MT – 4, Qty:- 2nos.
(08) Tool post bolt key.
(09) Change gears for inch/mm threading. (For 4 TPI lead screw).
(10) Oil can.
(11) Screw driver.
(12) Allen keys - 5 no.
(13) Fixed spanner - 2 no.
(14) Shear keys - 2 no.

PANTHER MODEL PAGE NO.
1350 / 1650 12
1.3.2 Optional Accessories (To be order along with machine).
(01) 16 spindle speed with speed selector switch and Reverse
Forward switch.
(02) 8 spindle speed with foot pedal, control panel and starting
third shaft.
(03) 16 spindle speed with foot pedal, control panel and starting
third shaft.
(04) 8 spindle speeds with foot brake, control panel and starting
third shaft only with A2 size 4 or DI size 4 cam lock spindles.
(05) 16 spindle speed with foot brake, control panel and starting
third shaft only with A2 size 4 or DI size 4 cam lock spindle.
(06) 6 mm pitch lead screw in lieu of 4 TPI lead screw.
(07) Electric coolant pumps with tank and fittings.
(08) Rear tool post with tool holders.
(09) Taper turning attachment.
(10) Rear splash guard.
(11) Hydro copying attachment.
(12) Drift type tail stock spindle.
(13) Hydraulic operated centre.
(14) Rake operated centre.
(15) Lever operated cullet adaptor with collets.
1.3.3 Optional Accessories (Retro fitting possible).
(01) Face plate Dia. 340 mm.
(02) Steady rest max Dia. 100 mm pad type.
(03) Follow rest max Dia. 70 mm pad type.
(04) Chuck flange Std / A2 size 4 / DI size 4 cam lock.
(05) Machine lamp.
(06) Quick change tool post with 5 tool holders.
(07) Internal or external or combine tool post grinder with or with
out elect. Motor – 2800 RPM & On – Off switch.
(08) Keyway cutting attachment.
(09) Three jaw self centre chucks.
(10) Four jaw dog chuck.
(11) Revolving centre.

(12) Module / DP change gears.
(13) Dead stop for carriage.
(14) Micrometer carriage stops.
(15) Five position carriage stop.
(16) Tool tray.
(17) Snap tap threading attached.
(18) Digital read out.
1.4 Charts.
1.4.1 Speed chart for 1.4.2 Speed chart for
8 spindle speed. 16 spindle speeds.
PANTHER MODEL PAGE NO.
1350 / 1650 13
RPM Front
Lever Top Lever
45 A 1
60 A 2
93 A 3
145 A 4
288 B 1
384 B 2
598 B 3
938 B 4
RPM Front
lever Top lever
I II
30 60 A 1
40 80 A 2
62 124 A 3
96 192 A 4
192 384 B 1
256 572 B 2
398 796 B 3
625 1250 B 4

1.4.3 Thread chart for machine having 4 TPI pitch lead screw
1.4.3.1 Thread chart for inch and metric threading
PANTHER
BRITISH METRIC
LEV. AD AC BD BC LEV. AD AC BD BC
GEARS
56
82
126
TE 4 --- 5.25 10.5 21 MG 1 3 1.5 0.75 0.375
TF 3 4 8 16 32 MG 1 3.75 1.875 0.937 0.468
TF 4 4.5 9 18 36 MG 4 4 2 1 0.5
TG 3 5 10 20 40 MG 3 4.5 2.25 1.125 0.562
TG 4 5.625 11.25 22.5 45 MF 4 5 2.5 1.25 0.625
TF 1 6 12 24 48 MF 3 5.6 2.8 1.4 0.7
TF 2 6.5 13 26 52 ME 1 6.4 3.2 1.6 0.8
TG 1 7.5 15 30 60
TG 2 8.125 16.25 32.5 65
52
82
126
MF 4 5.5 11 22 44 MG 1 2.8 1.4 0.7 0.35
TF 2 7 14 28 56 MF 2 3.25 1.625 0.812 0.406
TG 2 8.75 17.5 35 70 MF 1 3.5 1.75 0.875 0.437
TG 3 4.75 2.375 1.187 0.593
ME 2 5.5 2.75 1.375 0.687
ME 1 6 3 1.5 0.75
50
126
82
ME 1 --- 5.75 11.5 23 MG 2 3.8 1.9 0.95 0.475
ME 2 --- 6.25 12.5 25 TG 4 6.2 3.1 1.55 0.775
MG 3 4.125 8.25 16.5 33
TF 1 4.375 8.75 17.5 35
MG 4 4.625 9.25 18.5 37
TF 2 4.75 9.5 19 38
FEED
MM/REV LONG FEED = 3.175 OR MM PITCH
TPI 8 TRANS.FEED = 1.9 OR MM PITCH TPI 13.33
PANTHER MODEL PAGE NO.
1350 / 1650 14A

1.4.3 Thread chart for machine having 6 mm pitch lead screw
1.4.3.1 Thread chart for inch and metric threading
PANTHER
BRITISH METRIC
LEV. AD AC BD BC LEV. AD AC BD BC
28
127
126
60
TF 3 4 8 16 32 MG 1 3 1.5 0.75 0.375
TF 4 4.5 9 18 36 MF 1 3.75 1.875 0.937 0.468
TG 3 5 10 20 40 MG 4 4 2 1 0.5
TF 1 6 12 24 48 TF 1 4.25 2.125 1.062 0.531
TF 2 6.5 13 26 52 MG 3 4.5 2.25 1.125 0.562
MF 1 6.75 13.5 27 54 MF 4 5 2.5 1.25 0.625
TG 1 7.5 15 30 60
26
127
126
60
ME 1 4.25 8.5 17 34 MF 2 3.25 1.625 0.812 0.406
MF 4 5.5 11 22 44 MF 1 3.5 1.75 0.875 0.437
TF 2 7 14 28 56 TG 3 4.75 2.375 1.187 0.593
TG 2 8.75 17.5 35 70 ME 2 5.5 2.75 1.375 0.687
ME 1 6 3 1.5 0.75
FEED
MM/REV LONG FEED = 3.175 OR MM PITCH
TPI 8 TRANS.FEED = 1.9 OR MM PITCH
TPI 13.33
PANTHER MODEL PAGE NO.
1350 / 1650 14B

1.4.3 Thread chart for machine having 4 TPI pitch lead screw
1.4.3.1 Thread chart for DP and Module threading
PANTHER
DP THREAD MODULE
LEV. AD AC BD BC LEV. AD AC BD BC
56
88
56
126
TF 3 8 16 32 64 MF 4 2.5 1.25 0.625 0.312
TF 4 9 18 36 72 MG 3 2.25 1.125 0.562 0.281
TG 3 10 20 40 80 TF 1 2.125 1.062 0.531 0.265
TF 1 12 24 48 96 MG 4 2 1 0.5 0.25
TF 2 13 26 52 104 MF 1 1.875 0.937 0.468 0.234
MF 1 13.5 27 54 108 MG 1 1.5 0.75 0.375 0.187
TG 1 15 30 60 120
52
88 56
126
ME 1 8.5 17 34 68 ME 1 3 1.5 0.75 0.375
MF 4 11 22 44 88 ME 2 2.75 1.375 0.687 0.343
TF 2 14 28 56 112 TG 3 2.375 1.187 0.593 0.296
TG 2 17.5 35 70 140 MF 1 1.75 0.875 0.437 0.218
MF 2 1.625 0.812 0.406 0.203
PANTHER MODEL PAGE NO.
1350 / 1650 15A

1.4.3 Thread chart for machine having 6 mm pitch lead screw
1.4.3.1 Thread chart for DP and Module threading
PANTHER
DP THREAD MODULE
LEV. AD AC BD BC LEV. AD AC BD BC
44
127
126
60
TF 3 8 16 32 64 MF 4 2.5 1.25 0.625 0.312
TF 4 9 18 36 72 MG 3 2.25 1.125 0.562 0.281
TG 3 10 20 40 80 TF 1 2.125 1.062 0.531 0.265
TF 1 12 24 48 96 MG 4 2 1 0.5 0.25
TF 2 13 26 52 104 MF 1 1.875 0.937 0.468 0.234
MF 1 13.5 27 54 108 MG 1 1.5 0.75 0.375 0.187
TG 1 15 30 60 120
42
100
102
60
ME 1 8.5 17 34 68 ME 1 3 1.5 0.75 0.375
MF 4 11 22 44 88 ME 2 2.75 1.375 0.687 0.343
TF 2 14 28 56 112 TG 3 2.375 1.187 0.593 0.296
TG 2 17.5 35 70 140 MF 1 1.75 0.875 0.437 0.218
MF 2 1.625 0.812 0.406 0.203
PANTHER MODEL PAGE NO.
1350 / 1650 15B

1.5 List of change gears (14 DP) required for.
1.5.1 Machine having 4 TPI lead screw.
(A) For British & Metric threading 50-52-56-82-126
(B) For DP & Module threading 52-56-56-88-126
1.5.2 Machine having 6 mm pitch lead screw
(A) For British & Metric thread 26-28-60-126-127
(B) For DP & Module thread 42-44-60-100-102-126-127
PANTHER MODEL PAGE NO.
1350 / 1650 16
1.6 Lubrication Charts.
Sr.
No. Company Head stock
Feed box
Guide ways
Lead screw
Tail stock
Apron
1 HPCL PARTHAN EP 220 WAYLUB 220
2 BPCL MAK AMOCAM 220 WAYLUB 220
3 ISO GRADE 320 220
4 CASTRO OIL GEAR OIL 320 MAGNA 220
5 MOBIL OIL GEAR OIL 632 VACTRA 4
6 SHELL OIL OMALA 320 TONNA 220