KENT KGS-1020M Operation Manual Download

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Summary of Contents for KGS-1020M

Page 1: ...P r o p e r t y o f K e n t I n d u s t r i a l U S A D o N o t R e p r o d u c e ...

Page 2: ...GSIO2O 10 lO Balancing The Grinding Wheel ii D Specifications 14 E Putting The Maching Into Operation 1 Wiring Of Power Source 14 2 Control Panel Description 15 3 Operation a Before Operation 1 1 b Operation 1 6 F General Comments Of Grinding I 7 G Wheel Inspection I 7 H Dressing The Wheel And Correct Treatment Of Dressing Diamond i I Storage Of Grinding Wheel 20 J Selection Of Suitable Grinding W...

Page 3: ...c Sine Bar 26 d Radius Forming Attachment 26 e Coolant System 29 1 Common Cases In Side Grinding g Right Angle Grinding 3 1 N Complete Knock Down Drawing Parts Lists 32 0 Electrical Parts List 48 P Trouble Shooting 49 P r o p e r t y o f K e n t I n d u s t r i a l U S A D o N o t R e p r o d u c e ...

Page 4: ...RE A TRANSIT AND UNPACKING I Machine weight Net Gross 2 To avoid damaging the machine and unpacking 3 Loosen the fixing screws before 4 Packing Diagram I Machine 2 Standard Accessories 3 Coolant Tank 4 Table and Splash Guard 5 Blancing Base 1 1 I 730Kg 1480Kg or paint please pay more attention when transit lifting machine then remove the sk itt board 1 P r o p e r t y o f K e n t I n d u s t r i a...

Page 5: ...i lug and even slotting machine without any thought of the consequences of such planning In such cases it is impossible to achieve good surface finishes as the vibrations from the inillin machine or jerks from the reversal of the shaper stroke etc arc transmitted to he grinding machine Chatter marks can be found on the ground surface which arc lie fl these extraneous influences Unsàlid floor is un...

Page 6: ...t M20 on Ibe machine base a figure shown For easy levelling and more steady of the machine make levelling screw as deep as possible Lay down the machine slowly to let screws fall into the center hole of Levelling pads 10 7 Levelling the machine I 1 1017 0 I 7 1 2 l w U X3K v 2 353Kw ci P r o p e r t y o f K e n t I n d u s t r i a l U S A D o N o t R e p r o d u c e ...

Page 7: ... S J 11 11 e 11011 5 rig Table Snddl E ll r iid When 1 Lower Vertical lIii 11 1 Wh n r o fe cI 1 ii Hi ii Bed Coo Sys When I rin rd Un nding Wheel S p I i Ii ii i r d i1 ectri c onLro I P r o p e r t y o f K e n t I n d u s t r i a l U S A D o N o t R e p r o d u c e ...

Page 8: ...as figure shown tighten dig the wire and fix it temporarily Right End Left End ttlj clsL i ci It b Put the steel ball retàii ers right in the middle of slidcways c Lift up the table and plate it on the steel ball retainers To prevent slideways from damaging j3 ease handle with care d Fix the wire rope on the fixed stand e The wire will loose after long use and will cause tahle move unsmoothly In t...

Page 9: ...g he machine in longitudinal and latitudinal dircction Fig U c Use crossfecd handwheel to let table at front end position levelling lie machine by a Spirit Level in longitudinal and latitudinal direction Fig d Use crossfeed handwhecl to let table at rear end position I cvclling the machine in longitudinal and latitudinal direction Fig I 7 Table size and grinding capacity C L I I I 255 14 24 6 P r ...

Page 10: ...a P r o p e r t y o f K e n t I n d u s t r i a l U S A D o N o t R e p r o d u c e ...

Page 11: ...module 2 Lubricant SAE3O Lubrication oil of BP ESSO MOBIL or SHELL 3 Lubricant tank I liters 4 Lubricating points Crossf ed leadscrew Machine bed NV groove Vertical leadscrew Elevation slideways Model AJB IT Model AJB 5T Machinery Product td Lubrication flow chart 5 Oil distributor No 1 9 No 10 14 Manufacturer Nanjing Bijur 8 P r o p e r t y o f K e n t I n d u s t r i a l U S A D o N o t R e p r ...

Page 12: ...i0 L20 L30 L30J FE01 FU1 c5A u1 LZJ V Vii W r i Wil FU2 I 2 00 FRi 3 P8 2 K M1 FRi 6A 220V 4 97A 440V A Y W202V2 W2U2V2 UI Vi WI Ui Vi WI 220 240V 440 480V KM2 FR2 1 2A 4r xSi I Ix SRi 5j SB2 ss HL ELL I J SB5E KM2 9 KM2 _ ___ P r o p e r t y o f K e n t I n d u s t r i a l U S A D o N o t R e p r o d u c e ...

Page 13: ...oad relay of M2 9 T3lan ing the grinding wheel Efficient balancing is essential to eliminate unnecessary and additional sIrcSsS in the wheel It is also unavoidable to obtain high quality results Grinding accuracy and surface finish as well life of grinding wheel wheel spindle and bearings depend to some considerable extent on careful balancing Static balancing will frequently sufficed for this pur...

Page 14: ...pindle of the machine and dressed This can be done with the parallel dresser on the spindle carrier or with one fitted on the table When dressing the wheel from the table the table must be locked longitudinally and then cross traversed with handwhec The wheel must be dressed until it runs dead true The grinding finish is improved if any out of truth in the side walls of the wheel is also removed A...

Page 15: ...lean and the wheel is pushed by hand onto the spindle aper Subsequently tighten wheel flange securely with fixed bolt or nut Fig 7 To release wheel flai g from spindle taper with extractor Fig 8 Fixed nut E tractor If various material have to be ground so that the wheel has to be changed frequently it is more advantageous to shange the wheel complete with flange It would involve unnecessary loss o...

Page 16: ... Spindle motor 6OHi 3420r min Overall dimension LxWxl P 50 20 mm 1925mm 5 X5 L1 X75 X E Putting The Machine Into Operation 1 WiringCof power source Be sure that the wire connection is same as your powcr ourcc before power ON the machine Attention Following motors must be wired in accordance with power source voltage I Spindle motor 2 Coolant or dust collector motor Optional accessoty 14 P r o p e ...

Page 17: ... of spindle motor SB3 Push button ON of spindle motor SB4 Push button OFF of coolant power source SB5 Push button ON of coolant power source CZ2 Socket for illuminator CZI Socket for coolant Q E 5 o 0 C7 2 O 0 i 1 L 1_ 1 0 15 P r o p e r t y o f K e n t I n d u s t r i a l U S A D o N o t R e p r o d u c e ...

Page 18: ... to lubrication instruction 5 Checking the spindle wheel rotation direction must be in clockwise Please take off the wheel prior to start spindle or it will cause danger if it rotates in counter clockwise b Operation I Power ON OFF 1 XD I indicator will lights when clectric control box is ready 2 SBI is for emergency stop 2 Coolant system Optional accessory 1 Press SB5 to start coolant pump 2 Adju...

Page 19: ...eel in clogged 4 Undesirable burns and grinding cracks If burn marks and grinding cracks appear this means that the wheel is too hard or the wheel clogged G Wheel Inspection It is absolutely essential to comply fully with following safety rules These are intended to protect the operator abainst danger Wheel inspection and fitting Prior to fitting any grinding wheel it should always be tested Sound...

Page 20: ... the diamond in about 0 03mm and turning the handwheel rapiUky so that the dressing diamond moves quickly over the wheel This make s the wheel bite well and the stock remova is good If the component is to be finish ground to size with the same grinding wheel the wheel must be dressed again this time slowly in twO or three passes with the diamond fed in onlyabout 0 01mm Freouent light dressing is b...

Page 21: ...f the width After a certain time the diamond must be changed in its holder i e it must be reset to ensure e conomocal oDeration This resetting should be under taken in time before any of tht holder itself has been ground off Otherwise there is first of all the danger of breaking the diamond out and losing or secondly of its being too small to be reset This is really false economy 1 3 1 The new dia...

Page 22: ...y limited 3 Selection f Suitable Grindi ng Whe is Grinding wheel markings For instance WA 46K8V WA Kind of abrasive 46 Grain size K Grade 8 Structure V Bond type a Kinds of abrasive A For common steel grinding WA For higher hardness material grinding such as heat treated steel alloy steel etc H Suitable for higher hardness material particularly high speed steel C For cast iron and non ferrous grin...

Page 23: ...s hardness hard soft Surface be contacted wide narrow Movement of work slow quick Wheel speed quick slow d Structure The structure number of a wheel refers to the relative spacing of the grains of abrasive the larger number the wider the grain spacing Close 0 1 2 3 4 5 Medium 6 7 8 9 Wide 10 11 12 Structure Grinding Wide Close condition Surface roughness coarse fine Surface be contacted wide narro...

Page 24: ...Condition 1 Down feed of grinding wheel zzE V Down feed V V Work material Cast iron Soft steel Stainless HeatiTOOl steel Cross feed Hardened steel resistant steel 0 0002 under 1 4 0 0002 0 0004 0 0006 of wheel Fine o oo5 O 005 O Olmrn 0 015mm thickness 0 0008 under 1 2 0 0006 0 0012 0 0008 0 0012 0 0012 of wheel Rough V o 0 015 0 03mm V 0 02 0 03mm 0 03mm thickness Great Small Grinding resist nàe ...

Page 25: ...verse ork material Soft steel Heat treated steel Tool steel Cast iron Speed M Min 6 15 20 25 6 25 16 20 4 Suitable peripheral speeds of wheel 1200 1800M Mifl Wheel speed V Quick Slow Condition V Grinding resistance small great Heat produced much less Surface finish fine rough Wheel worn out small great Safety V bad 1 better Material I Peripheral Steel V 20 30M Min Cast iron V 18 20M Min I jVi I Tu...

Page 26: ... accurate grinding dressing with the diamond which mounted on the magnetic chuck is better than which on the spindle carrier the farmer is rnore stable than latter as the latter condition will cause slight undulation in the surface of the wheel b Angle forming attachment 1 Let the Attachment be attracted to the magnetic chuck keeping a 90 right angle between the attachment and the wheel The magnet...

Page 27: ...1392 6 960 29 0 4848 24 240 9 0 1564 7 820 30 0 5000 25 000 10 0 1736 8 680 31 0 5150 25 750 11 0 1908 9 540 32 0 5299 26 495 12 0 2079 10 395 33 0 5446 27 23t1 13 0 2250 11 250 34 0 5592 27 960 14 0 2419 12 095 35 0 5736 28 680 15 0 2588 12 940 36 0 5878 29 390 16 0 2756 13 780 37 0 6018 30 090 17 0 2924 14 620 38 0 6157 30 785 18 0 3090 15 450 39 0 6293 31 465 19 0 3256 16 280 40 0 6428 32 140 2...

Page 28: ... direction of the machine 4 Press the d aj gauge against the surface of the Sine ar and meanwhile ti frn the cross feed hand wheel so that the saddle moves back ndforth for the che 1cin of the accuracy of the magnetid ci uck 1 Mandrel 5 Inclincalb Magnetic Chuck 2 Sine Bar 6 Mandrel of the Magnetic Chuck 3 Block gauge 7 Stop block 4 Ap ication of the trigonometry 1OO r rn Sine Bar d Radius Forming...

Page 29: ... equals OR b To determine the convex R Put the swing rod on a place disk Put a block garge of proper thickness under the diamond tool Then R X A c To determine the small concave R A X 2 swing rod and diamond toOl tool Center ning bolt C d To determine the big concave R RB X e Same thickness block gauge X Note 1 The base and side of the grinding wheel shall be well dressed 2 The Radius Forming Atta...

Page 30: ...reading on the down feed back to zero c Turn the diamond tool over an angle 900 and elevate it into a proper position greater than the R size in question d Elevate the grinding wheel so that it goes away from the diamond tool and the wheel in such a position that the distance between the side of the wheel and the center of the diamond tooF is justR e Move the diamond tool R a leftward with Ta foun...

Page 31: ...ump should rotates in clockwise direction if not interchange the any two cords of three cord cable Adjust coolant flow by turning the ball valve to suitable rate Cooling water collected from table and returns to coolant tank through return hose then filtered in th coOlant tank by turns of cabinet 1 2 3 Coolant tank capacity 46 liters Coolant pump 9OWx2P is determined R h The wheel finally becomes ...

Page 32: ...lso the greater face of contact will cause burns and cracks The Relief Angle of the wheel is lower than the surface the work so that the work face becomes two sections the upper section resembling that in 3 and the lower section in _Q Now it is An patLap th t it will higher than the face of the work 1 In the figure above the wheel and the work have two sections of contact and the surface of grindi...

Page 33: ... a S I S Ii II I a I S P r o p e r t y o f K e n t I n d u s t r i a l U S A D o N o t R e p r o d u c e ...

Page 34: ...auge Wheel Workpiece Block b Over 200mm Grinding of the first basic face or A Grinding of C and D turn the inclinable magnetic chuck into 90 Grinding of E and F I S S S S I I S I S I I II P r o p e r t y o f K e n t I n d u s t r i a l U S A D o N o t R e p r o d u c e ...

Page 35: ...MODEL SERIAL NUMBER I 2 INDEX NUMBER 3 PARTS NO ANp PARTS NAME 4 QUANTITY CONTENTS Table Saddle Ass y 34 Column Ass 36 Downfeed Lower Ass y 39 Spindle Ass y 42 Crossfeed Ass y 44 Longitudinal Hand Feed Ass y 46 P r o p e r t y o f K e n t I n d u s t r i a l U S A D o N o t R e p r o d u c e ...

Page 36: ...TARLE SADDLE ASS Y I i P r o p e r t y o f K e n t I n d u s t r i a l U S A D o N o t R e p r o d u c e ...

Page 37: ...L V s V p 0 V V V V r V V a V V V V II V P V VV V V V V pg P r o p e r t y o f K e n t I n d u s t r i a l U S A D o N o t R e p r o d u c e ...

Page 38: ... Y I I P r o p e r t y o f K e n t I n d u s t r i a l U S A D o N o t R e p r o d u c e ...

Page 39: ... Cup Head Machine Screw Cup Head Machine Screw Bottom Hold Plate Washer Column Hexagonal Head Tap Bolt Socket Head Cap Screw Right Cover Of Column Shield Dust Shield Dust Spindle Holding Shield Dust Shield Dust Shield Dust Dust Direction Fold Fabric Shield Dust Shield Dust Socket Head Cap Screw Shield ust Guide Rail Q ty 5 1 23 1 2 4 1 2 2 2 4 2 1 6 1 4 2 4 if 2 1 1 2 1 2 2 1 1 2 37 Index No Parts...

Page 40: ...COLUMN ASS Y Index No 32 3B Parts No M6X12 GBS1B 85 A1Ox6O GB 118 86 A10x50 GE1 I8 86 Parts Name Screw Taper Bolt S I 1 P r o p e r t y o f K e n t I n d u s t r i a l U S A D o N o t R e p r o d u c e ...

Page 41: ...I ii I I P r o p e r t y o f K e n t I n d u s t r i a l U S A D o N o t R e p r o d u c e ...

Page 42: ...9 Key 1 V 15 M8x25 GB7O 85 Socket Head Cap Screw 2 V 16 A4x32 GB117 86 Taper Bolt 1 17 3014 Connector 1 18 311 Elevating Leadscrew 1 19 D8108 GB3O1 84 Thrust Ball Bearing 1 20 M10x30 GB7O 85 Socket Head Cap Screw 3 21 1204 Elevating Leadscrew Nut 1 22 D8111 GB3O1 84 Thrust Ball Bearing 1 23 1118 Gear 1 24 1119 Adjusting Spacer 1 25 6x25 GB1567 79 Thin Key 1 26 1120 Bevel Gear 1 27 40 GB858 88 Ratc...

Page 43: ...812 76 1111 M12X35 GB7O 85 1121 14 GB97 1 85 QT ty 1 1 3 2 1 1 I 1 3 Parts Name Bevel Gear Bracket Snap Ring Socket Head Cap Screw Self Aligning Ball Bearing Graduation Dial Holder R rtch t Washer Check Nut Graduation Dial Socket Head Cap Screw Link Plate Washer 1 1 41 P r o p e r t y o f K e n t I n d u s t r i a l U S A D o N o t R e p r o d u c e ...

Page 44: ...7 7 ii P r o p e r t y o f K e n t I n d u s t r i a l U S A D o N o t R e p r o d u c e ...

Page 45: ...indle Motor 8 M5x16 GB73 8 et Screw 9 4118 Coupling 10 4302 Rubber Coupling 11 4116 Coupling 12 M5x16 G1373 85 Set Screw 13 4110 Outer Spacer 2 14 62 Waveform Washer 15 4111 Spindle Shaft 16 B46206 GB292 83 Angular Contact l3earing 1 17 4102 Spindle Cover 18 4101 Spindle Cover 19 4103 Spindle Nut P r o p e r t y o f K e n t I n d u s t r i a l U S A D o N o t R e p r o d u c e ...

Page 46: ...7 CROSSFEED ASS Y 44 7 S 1 1 II 4 _5 J L 1 ii I ii I L _L P r o p e r t y o f K e n t I n d u s t r i a l U S A D o N o t R e p r o d u c e ...

Page 47: ...Nut Key Socket Head Cap Screw Washer Socket Head Cap Screw Bearing Housing Angular Contact Ball Bearing Inner Spacer Outer Spacer Graduation Dial Holder Graduation Dial Bush Graduation Dial Handwheel Handwheel Nut Leadscrew Backlash Adjuster Socket Head Cap Screw Socket Head Cap Screw Key Adjusting Screw Grip I 2 4 4 2 1 1 I 1 1 1 1 1 2 4 1 1 I Q ty 1 1 1 Index No 2 3 4 5 6 8 9 10 2115 11 2114 12 ...

Page 48: ...91 S S S J k Ar T JVfflrCflTTn 9 LIE I ii 1 S S S I P r o p e r t y o f K e n t I n d u s t r i a l U S A D o N o t R e p r o d u c e ...

Page 49: ...41 29 84 Handwheel Nut 15 M10x80 GB4141 4 84 Grip 16 M5x8 GB78 85 Set Screw 17 M5x8 GB78 85 Set Screw 18 2014 V Drum 19 M8x16 GB7O 85 Socket Hea d Cap Screw 20 M10 GB6172 86 Hexagonal Nut V 21 2102 End Plate 22 2103 Adjusting Bolt 2 23 M12x25 GB5783 86 Hexagonal Nut 1 24 2304 Brake Pin 1 25 80104 GB278 89 Ball Bearing With Shields 1 V 26 20 GB894 l 86 Snap Ring 1 27 2124 V Pinion Shaft 1 28 27 GB8...

Page 50: ...HEAT RELAY 3UA50 1 25 2A PUSH BUTTON LAY3 1 I R1 D 2 iRJ EN 2 PUSH BUTTON LAY3 OIZS i RF 1 LOCK TRANSFORMER JBK3 I6OVA TJ J I 480V 440 vç24ov 22ov IIOV 24V 6 3V 6OVA 9OVA 1OVA PLUG P28J3Q PLUG P20 T7Q OUTLET P28K3A OUTLE T P2OK7A 48 P r o p e r t y o f K e n t I n d u s t r i a l U S A D o N o t R e p r o d u c e ...

Page 51: ...balañce grinding wheel Cli ck table speed Reduce downfeed cutting depth Reduce crossfeed amount Use softer or coarser grinding wheel Reduce depth of cut when plunge grinding Check dressing diamond Dress grinding wheel more rougher Dress grinding wheel more frequency Check steel ball Check steel ball guide ways Use softer or coarser wheel or reduce periphery speed of grind ing wheel Dress grinding ...

Page 52: ...dle noisy Coupling loose Check the set screw on spindle i vn unevenly coupling Spindle bearings Please don t disassemble it without our advise 50 P r o p e r t y o f K e n t I n d u s t r i a l U S A D o N o t R e p r o d u c e ...

Page 53: ...ways C Put table 2 in the middle position of saddle 4 D Pull left end of belt and fasten it on left bracket by using clamping plate S screws 6 E Pull right end of belt and fasten it on right bracket by using clamping plate 8 screw 9 F Release screw 12 a little bit release nut 11 insert screw 10 into belt to suitable position and lock it by using nut 11 screw 10 fasten screw 12 P r o p e r t y o f ...

Page 54: ...P r o p e r t y o f K e n t I n d u s t r i a l U S A D o N o t R e p r o d u c e ...

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KENT KGS-1020M, Operation Manual

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