V. K. Engineering - Buying & Selling of Machines made easy

Category : Grinding Machines

Sub-Category : Grinder Thread

Total Machines Found : 21

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| Machine Details

1

ID	MA37361
Make	Matrix
Model	KM250
YOM
Condition	Good Condition
Photo	See Photo
Max. diameter 254 mm Max. length of grinding 1000 mm Distance between centers 1050 mm Step range 0,42- 305 mm Speed of workpiece

2

ID	MI9768
Make	Reishauer
Model	NRK
YOM
Condition	Good Condition
Photo	See Photo
Max grinding length 450mm Max clamping lenght 700mm Thread diameter 3-200 mm Thread pitch 0,40 - 80mm Max. Angle pitch -25° / +25° Grinding wheel diameter 275-350mm Grinding wheel width 8-40mm Grinding wheel bore 160mm Grinding wheel speed 1550-1900 rpm

3

ID	MI8980
Make	Matrix
Model	47type4
YOM
Condition	Good Condition
Photo	See Photo
Max Job Length 1200 mm Max Job Dial 400 mm Max Module 30 Rapid Traverse 50 mm Specifications: Accessories : Centrifuge & Filtration unit. Description : Full Auto-Cycle m/c on power. Automatic Feeding. Automatic Indexing. Automatic Copy Dressing New PLC based panel wiring. VFD for spindle drive.

4

ID	MI8551
Make	Reishauer
Model	UL900
YOM
Condition	Good Condition
Photo	See Photo \| See Video
Grinding lenght .900mm Workpiece clamping length .1190mm Workpiece diameter range . 10- 250mm

5

ID	MA35836
Make	Reishauer,Swiss
Model	NRK
YOM	1981
Condition	Good Condition
Photo	See Photo
Max grinding length: 450 mm Clamping length max .: 1055 mm Workpiece diameter max .: 250 mm Min .: 3.5 mm Max .: 40 mm Workpiece spindle bore: 45 mm Workpiece weight between peaks max .: 200 kg Max. Incline angle +: 40 ° Max. Incline angle -: 40 ° Largest module: 10 Bore: 40 mm Number (levels): 27 From: 0.4 rpm Up to: 160 rpm Connection 50 Hz 3x: 380 volts Grinding spindle motor: 4.4 kW Total power requirement: 15 kVA Weight of the machine ca .: 4700 kg Length: 3300 mm Width: 1930 mm Height: 1800 mm

6

ID	MA35728
Make	Reishauer,Swiss
Model
YOM	1984
Condition	Good Condition
Photo	See Photo
Workpiece's diameter - 250mm Grinding length - 900mm Weight - 6500kg

7

ID	MI8094
Make	Matrix
Model	47
YOM	1985
Condition	Good Condition
Photo	See Photo
Used heavy duty thread/worm Grinder,Maximum Diameter 355, 1066 mm between Centres.totally enclosed machine guarding. Hydraulic Power pack for automatic infeed.Diamond wheel dresser unit B00810. Full set speed feed change gears ,wheel adapters, workhead and t Maximum Diameter Admitted 355mm Maximum length admitted between centres 1066mm Maximum length groud at one setting 1016mm Maximum Helix angle right or left 45 Maximum pitch correction lengthend or shortend in one setting 0.1mm Pitch range 0.4mm to 305 mm ( 60TPI to 12 inch lead) Speed of Cross Slide Traverse: Maximum 300/min, Minimum 12/min Maximum Capacity of collets for live spindle work 38mm Work head speed range 0.42 to 62 RPM 9 21 off speeds), Workhead return speeds 100RPM Workhead Motor 0.75KW , Wheelhead Motor for Grinding & Dressing 4.5/2.25 KW

8

ID	MI7926
Make	Reishauer
Model	NRK
YOM
Condition	Good Condition
Photo	See Photo
With Single point + crusher

9

ID	MI7904
Make	Reishauer
Model	NRK
YOM
Condition	Good Condition
Photo	See Photo
maximum length grounf :- 450 MM admits between centers :- 700MM smallest thread diameter :- 3 MM Largest thread diameter :- 200 MM finest metric pitch 0 , 4 M Finest english pitch :-60 t. p . i Coarsest metric pitch :- about 80 MM Coarsest English pitch :- about 3" Largest grinding wheel diameter :- 350 MM Smallest grinding wheel diameter :-280 MM Bore of grinding wheel. :- 160 MM Width of grinding wheel supplied as standard :- 8 MM Widthof multiple groove grinding wheel :- 30/40 MM Speed of grinding wheel in grinding :- 1950 RPM Speed of grinding wheel in impressing wheel profiles :- 45 RPM Speed of work spindle :- 1 - 25 rpm No. of work speeds :- 15 Return-speed of table travel :- about 0,5 M/min return travel speed of the work spindle with in-feed grinding :- 40 RPM automatic grinding wheol withdrawal Bore of work spindle :- 32 MM maximum helix angle (both sides) :- 25 degree main motor:- 4 HP rolling in motor :- 0, 22 hp table travel motor :- 1, 5 hp pump motor :- 0, 4 hp

10

ID	MA34963
Make	Matrix
Model
YOM
Condition	Good Condition
Photo	See Photo
External Thread Grinder MATRIX 5 — Maximum length between centres 2300mm External Thread Grinder MATRIX 6 — Maximum length between centres 4000mm External Thread Grinder MATRIX 7 — Maximum length between centres 5000mm

11

ID	MA34545
Make	Lindner
Model	GL-2
YOM	1969
Condition	Good Condition
Photo	See Photo
Grinding length - 2000mm Pitch of rifling - 150mm Weight - 11000kg

12

ID	MA33851
Make	Matrix
Model	46
YOM
Condition	Good Condition
Photo	See Photo
Max. work-piece diameter: 254 mm Max. distance between centers: 1066 mm Max. length of grinding: 1041 mm Max. capacity of collet chuck: 38 mm Dimensions of standard grinding wheel: 408x25x205 mm Limits of grinding head turning: 45 degrees Centre tapers: Morze # 4 Thread pitch: 0,42 – 305 mm Max. pitch correction: 0,1 mm on 100 mm of length Adjustable backing-off: 0-5 mm Number of rotation speeds of grinding head: 20 Range of speeds of workpiece slide: 1/3 – 60 rpm Speeds on back-run: 25,4; 80 rpm or working speed Work-piece slide motor capacity: 0,75 HP Grinding head motor capacity: 3,5/1,25 HP Max. obliquity: 1:12 Width limits of grinding wheel: 9,5–75 mm Range of grinding wheel speeds: 850–1540 rpm Internal diameters processable: 19–228 mm Max. diameter of hobs: 178 mm Max. diameter of thread chasers: 254 mm Coolant tank capacity: 136 liters Dimensions: -Length: 3600 mm -Width: 2100 mm -Height: 1300 mm Machine weight: 6940 kg

13

ID	MI7341
Make	Matrix
Model	47
YOM
Condition	Good Condition
Photo	See Photo
Bet center 1000 mm Diameter 340 mm Max module 30 Rapid wheel head traverse 50 mm Auto indexing Auto feeding Auto dressing (template type) Machine with new PLC panel and VFD for spindle drive. Coolant tank with filtration unit available. Machine can be inspected on power.

14

ID	MA32854
Make	WMW,Mikromat
Model	GSU320
YOM
Condition	Good Condition
Photo	See Photo
Workpiece's diameter - 2.320mm Max thread length - 510mm Workpiece's weight - 170kg Center distance - 1000mm Weight - 7000kg There are 3 such machines available. Electrics are incomplete. Change gears are partially available.

15

ID	MA32320
Make	Matrix
Model	71
YOM
Condition	Good Condition
Photo	See Photo
Distance between centers - 2286 mm Max. grinding length without changing settings - 1778 mm Inner diameter of spindle headstock - 152,4 mm Max. grinding diameter at 50,8 cm diameter of grinding wheel: 266,7 mm Width range of the wheel - 12,7х76,2 mm Range of module - 1,27-152,4 mm Dimensions - 4445x1755x1855 mm Weight - 9144 kg

16

ID	MA32094
Make	Reishauer
Model	NRK
YOM
Condition	Very good condition
Photo	See Photo
Diameter of threads: 3- 200 mm Center distance: 700 mm Threading length: 450 mm Thread pitch: 0,3 - 80 mm Helix angle: 25 ° Grinding wheel diam. min/max. 350-275 mm Wheel width: 3,5 - 40 mm Speed range of workpiece, 18 steps 1 - 48 rpm Grinding wheel speed: 1550-1900 rpm 380V / 50 Hz , 5.5 (7.5) kW gross weight: 3600 kg

17

ID	MA31291
Make	Lindner
Model	GL4/4000
YOM	1961
Condition	Good Condition
Photo	See Photo \| See Video
Feed speed : 45 m/s Workpiece rotation : 40 rpm Workpiece diameter : 500 mm Grinding length : 4000 mm Clamping length : 4170 mm Wheel diameter : 700 mm Wheel width : 60 mm Engine power : 10 kW Machine weight : 19000 kg Accessories : Steady rests Set of gears

18

ID	MA29846
Make	Matrix
Model	71
YOM
Condition	Good Condition
Photo	See Photo
Distance between centers: 2286 mm Max. grinding length without changing settings: 1778 mm Inner diameter of spindle headstock: 152,4 mm Max. grinding diameter at 50,8 cm diameter of grinding wheel: 266,7 mm Grinding spindle speed: 1000-2000 rpm Angle of grinding headstock from the vertical: 43 degress (from left), 45 degress (from right) Width range of the wheel: 12,7х76,2 mm Range of module: 1,27-152,4 mm Reverse speeds: 3,1; 12,5 and 50 rpm Max. grinding headstock travel: 1770 mm Dimensions: -Length: 4445 mm -Width: 1755 mm -Height: 1855 mm Weight: 9144 kg

19

ID	MA29347
Make	Matrix
Model	39
YOM
Condition	Good Condition
Photo	See Photo
Max. diameter of work-piece: 254 mm Max. distance between centers: 508 mm Max. length of grinding: 482 mm Max. capacity of collet chuck: 38 mm Limits of grinding head turning: 45 deg Centre tapers: Morze #4 Thread pitch: 0,42 – 305 mm

20

ID	MA29274
Make	Reishauer
Model	NRK
YOM
Condition	Good Condition
Photo	See Photo
Max. thread diameter: 200 mm, Threading length: 450 mm, Clamping length: 700 mm, Grinding wheel width: 3,5-40 mm, Weight of the machine apprx: 4,5 ton

21

ID	MA29160
Make	Reishauer
Model	NRK
YOM	1977
Condition	Good Condition
Photo	See Photo
Center distance : 700 mm, Grinding length : 450 mm.

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