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36

Power Chuck

Po
w

er Ch

uck

문제점 / Trouble / 问题

원인 / Cause / 原因

대책 / Action / 对策

정도불량

Poor accuracy

精密度不够

회전수가 높다.
Speed is too high.

转数过高。

필요한 파악력을 얻을 수 있는 회전수까지 회전수를 낮
춘다.
Reduce speed up to necessary gripping force.
Secure alignment to eliminate whirling.

请把转数降低到能够获得所需夹持力的转数。

척 외주가 흔들리고 있다.
Periphery of chuck is run out.

夹头的外围摇动。

외주 및 단면 흔들림을 확인하고 척을 장착한다.
Tighten chuck bolts correctly.

检查外围和截面后,再装夹头。

마스터 죠와 세레이션 부분에 이물질이 있다. 탑 죠
의 체결 볼트가 확실하게 체결되어 있지 않다.
Foreign  matter  is  caught  in  serrations 
between  master  and  top  jaws.  Top  jaw 
mounting bolts are inadequately tightened.

基爪和锅造部位有杂物。顶爪的持紧螺栓不

牢固。

탑 죠를 떼어낸 후 세레이션부를 청소하고 죠의 체결 볼
트를 규정 토크로 체결한다.
Remove top jaw and clean serrations thoroughly.
Tighten bolts to correct torque.

拆开顶爪后,打扫据齿部位, 按照规定扭矩拧紧

夹爪螺检。

탑 죠의 성형방법이 완전하지 않다.
Forming of top jaw is inadequate.

顶爪的成型方法不完善。

성형플러그가 척 단면에 평행한가 파악력 때문에 변형되
지 않았는가 확인한다.
또한 성형시의 유압력,면조도등을 확인한다.
Check that forming plug is parallel to chuck end 
face and plug is not deformed due to gripping 
force.Also,  check  hydraulic  pressure  while 
forming and face roughness.

检查成型塞子是否平行于夹头截面,检查成型

塞子是否 由于夹持力而发生变形。
另外, 检查成型时的液压和表面粗度等。

탑 죠의 높이가 높아 탑 죠가 변형하기도 하고 체결 
볼트가 늘어나 있다.
Top jaw is deformed and top jaw bolts are 
extended because top jaw is too high.

顶爪高度过高, 因此顶爪变形, 拉紧螺 检松

开。

탑 죠의 높이를 낮춘다.(표준 크기로 교환한다.)
Reduce height of top jaw by replacing with 
standard size jaw.

降低顶爪的高度。(更换成 标准大小的顶爪)

파악력이 강해 가공물을 변형시킨다.
Workpiece is deformed by too much gripping 
force.

夹持力过强, 使加工产品变形。

가공할 수 있는 범위내에서 파악력을 저하시켜 변형을 
방지한다.
Reduce gripping force to prevent deformation.

在加工范围内降低夹持力,防止变形。

Summary of Contents for HCH

Page 1: ...High Speed Open Center Hydraulic Chuck HCH HCH A HCHT HCHF Instruction Manual...

Page 2: ...and understand DANGER WARNING items in this maunal before operating the chuck Please keep this manual by your side for answers to any questions you may have and to check IMPORTANT Model Number HCH HCH...

Page 3: ...ndicates an imminently hazardous situation which if not avoided will result in death or serious injury These warning messages include the preventive actions that are indispensable to avoiding danger I...

Page 4: ...4 Power Chuck Power Chuck 7 12 12 3 1 12 3 2 12 13 4 1 13 4 2 15 4 3 16 20 5 1 21 5 2 25 30 6 1 30 6 2 31 6 3 32 35 37 40 01 02 06 05 04 03 07 08 09...

Page 5: ...5 4 3 Chuck mounting steps 16 Precautions 20 5 1 Relation of grip center height grip force and plunger input force Relation of top jaw mass moment and grip force loss 21 5 2 Forming of soft jaw 25 Mai...

Page 6: ...6 Power Chuck Power Chuck 7 12 12 3 1 12 3 2 12 13 4 1 13 4 2 15 4 3 16 20 5 1 21 5 2 25 30 6 1 30 6 2 31 6 3 32 35 37 40 01 02 06 05 04 03 07 08 09...

Page 7: ...spindle rotation Never start the machine with door open Danger by catching operator in a machine After spindle should be stopped please open the door and change it Danger by discharge of chuck or work...

Page 8: ...cylinder In cases of power failure Samchully Cylinders are fitted with check valves and pressure release valves When power is restored the solenoid valve resumes its normal function Do not forget to...

Page 9: ...too long Danger by discharge of chuck or workpiece in case of damaging of chuck 1 2 Whenchuckingcomponentsinternallyreduce the hydraulic pressure by more than 50 1 2 Danger by discharge of chuck or wo...

Page 10: ...Danger by discharge of chuck or workpiece in case of damaging of chuck Danger by operation fault and lowering judgement Gloves and ties should not be worn when operating a machine Do not attempt to mo...

Page 11: ...rea Never hammer chuck jaws or gripped workpiece When lifting chuck use eyebolt or wire rope NO NO SHOCK Danger by dropping Danger or finger broken or cut Danger by discharge of chuck or workpiece in...

Page 12: ...he power chuck HCH basically consists of a chuck body a wedge plunger and master jaws The wedge plunger and master jaws protrude so as to engage the T slot arranged so as to be at an angle in relation...

Page 13: ...a b c d f7 e Min f Max L HCH 04 HYH 0933 M38 x 1 5P 25 20 34 0 025 3 5 M28X1 5 A 31 5 0 050 HCH 12 SH 19082 M90 x 2 0P 35 40 84 0 036 5 0 M88X2 0 A 53 0 0 071 HCH 15 HCHT 15 HCHF 15 SH 25011 M130 x 2...

Page 14: ...ith cylinder SH 19082 the total length of the draw pipe is L A 53 800 53 853 Thread the part a to JIS standard 6H 6h 6g corresponding to the thread of cylinder piston rod Insecure threads will cause t...

Page 15: ...e18 Remove 6 bolts with a hexagon wrench to remove the plunger nut with the drawnut Next loosen the hexagon socket set screw to remove the drawnut At this time save the steel ball 5 and coil spring Th...

Page 16: ...e into the cylinder piston rod with the rod retracted as far as it will go If it is tightened at the intermediate position the locking pin of the piston may be damaged 2 Mount the cylinder to the spin...

Page 17: ...ipe Remove the soft jaw and cover of the chuck to insert the connecting handle in to the central hole of the chuck Connect the chuck onto the drawpipe turning the drawnut Fig 4 If the connecting of th...

Page 18: ...may fall Periodically check that bolts are not loosened Use only attached SAMCHULLY brand bolts In an unavoidable case use bolt with strength code 12 9 M22 more than 10 9 or more and sufficient length...

Page 19: ...l Fig 6 6 Remount the cover and check run out of the chuck Make peripheral run out and face run out of the chuck to 0 02mm or less 6 0 02mm Fig 6 7 Check the base line mark of mas ter jaw is within th...

Page 20: ...4 5 Machine the unbalanced workpiece at a low speed because the centrifu gal force by the eccentricity mass of work is applied onto the jaw If top jaws other than SAMCHULLY brand are used the master j...

Page 21: ...se of top jaw re duce the plunger input force in in verse proportion to the height of top jaw If used without reducing the input force of plunger the chuck is broken thus resulting in danger due to sc...

Page 22: ...es with increase of rotation speed Note Expression Static grip force 3 Grip force loss 2 3 9 2 13 5kN Page22 24 HCH 04 10 5kg mm 5500min 1 r p m 9kN 900kgf 1 3 13 5kN 8kN H 11mm H 3 2 3 9 2 13 5kN Pag...

Page 23: ...0 2500 3000 3500 40 50 60 70 80 90 100 30 20 10 500min 1 700min 1 1000min 1 1200min 1 1500min 1 1700min 1 2000min 1 2200min 1 2500min 1 0 0 HCH 15 MM m x r x 3 kg mm 71 0 kN 61 1 52 5 43 8 37 5 32 8 2...

Page 24: ...0 120 150 180 210 234 20 5000 4000 3000 2000 1000 6000 40 50 60 70 80 90 100105 30 20 10 1500min 1 1200min 1 1000min 1 700min 1 500min 1 300min 1 1700min 1 0 0 HCH 21 MM m x r x 3 kg mm 90 0 kN 79 5 6...

Page 25: ...rial surface rough ness and cutting conditons of the workpiece Position of Set Jaws The T Nut must not be protrude from the master jaw see Fig 8 right Incorrect usage will cause damage to the master j...

Page 26: ...the top jaw mounting bolts should be 0 1mm from the T nut bottom Fig 9 Be sure to use the attached T nut and mounting bolt In an unavoidable case use the bolt and nut of strength 12 9 M22 or more 10 9...

Page 27: ...e D External gripping Internal gripping PLUG 25S Prepare for the plug for forming as outer dia of plug is different in accord ance to the size and shape of forming parts It would be convenient to prep...

Page 28: ...confirm machining accuracy As for the contact of the chucking surface make chucking contact both surface A and B A B D D H7 6S While gripping the plug the jaws are formed Machine D part as large as gr...

Page 29: ...is clamped form the soft jaws D As for D perform machin ing in such a manner that the portion will have the same dia about H7 as the chucking portion dia of workpiece and that surface roughness will...

Page 30: ...vention coolant oil so that rust does not reduce gripping force AIR GUN air gun Section to be lubricated Using grease Lubrication cycle Apply grease from the grease nip ple at the periphery end of eac...

Page 31: ...lt and fix the chuck 1 Loosen jaw mounting bolts to remove the soft jaws and T nut 2 Remove the cover 3 loosening chuck mounting bolts turn the drawscrew with the joint handle to remove the chuck 4 Re...

Page 32: ...se is lubrication for obtaining the maximum efficiency of thechuck 3 Mounting bolts of top jaw are tightened with specified torque Page18 4 The maximum permissible input force for the wedge plunger is...

Page 33: ...ccording to the perfermance of pump and reducing valve piping conditions grease etc Especially excessive surge pressure will be raised thus incresing the grip force As a result parts will be dam aged...

Page 34: ...2kN 39 4kN 23 7kN Plunger Input Force Limited Rotation Speed min 1 r p m Rotation Speed min 1 r p m Total grip force kN 20 40 60 80 100 120 140 160 180 2000 1000 500 1500 0 HCH 18 71 0kN 55 2kN 39 4k...

Page 35: ...t Insufficient master jaw stroke Chip Too much sward in chuck Disassemble and clean Draw bar Drawbar is loose Draw bar Remove and retighten it Workpiece slippage Insufficient master jaw stroke Positio...

Page 36: ...tely tightened Remove top jaw and clean serrations thoroughly Tighten bolts to correct torque Forming of top jaw is inadequate Check that forming plug is parallel to chuck end face and plug is not def...

Page 37: ...1 2 3 23 5 HB15A1 B 18 HCH 21 1700 235 0 351 10 35 800 SH 25011 3 0 30 6 HB18B2 B 21 HCH 24 1400 293 0 651 20 66 400 SYHL 2816 3 0 30 6 HB18B2 B 24 HCH 32 1200 530 0 598 40 61 000 SYHL 2816 3 2 33 6 H...

Page 38: ...B 18A11 HCH 21A15 1700 246 362 83 37 00 SH 25011 3 0 30 6 HB18B2 B 21A15 HCH 24A15 1400 304 660 94 67 40 SYHL 2816 3 0 30 6 HB18B2 B 24A15 Type Spindle nose mm Thru Hole Dia mm Grip Dia mm Jaw Stroke...

Page 39: ...115 87 28 8 90 SH 25011 1 50 15 3 HB15A1 BT 15 HCHF 15 2500 115 87 30 8 90 SH 25011 1 50 15 3 HB15A1 HCHF 18 2000 159 165 80 16 90 SH 25011 1 50 15 3 HB15A1 HCHF 21 1700 235 351 20 35 80 SH 25011 1 9...

Page 40: ...8 Cover 1 9 Spring 1 10 Handle body 1 11 Handle pin 1 12 Hex Socket head bolt 3 No Name Q ty 13 Hex Socket head bolt 6 14 Hex Socket head bolt 6 15 Hex Socket head bolt 6 16 Set screw 1 17 Steel Ball...

Page 41: ...7 Draw nut 1 8 Cover 1 9 Spring 1 10 Handle body 1 11 Handle pin 1 12 Hex Socket head bolt 4 No Name Q ty 13 Hex Socket head bolt 6 14 Hex Socket head bolt 4 15 Hex Socket head bolt 6 16 Set screw 1...

Page 42: ...nut 1 8 Cover 1 9 Spring 1 10 Handle body 1 11 Handle pin 1 12 Hex Socket head bolt 4 No Name Q ty 13 Hex Socket head bolt 4 14 Hex Socket head bolt 8 15 Hex Socket head bolt 4 16 Set screw 1 17 Stee...

Page 43: ...M8 24 0x95 HCH 12 M16X110 M3 M5 M8 M12 M14 82 6x146 HCH 15 HCHT 15 HCHF 15 M20X150 M3 M5 M8 M17 123 0x185 HCH 18 HCHF 18 M20X130 M3 M5 M8 M17 123 0x185 HCH 21 HCHF 21 M22X140 M3 M5 M10 M17 147 5x195 H...

Page 44: ...44 Power Chuck Power Chuck 5 1 2 99 A S TEL 032 822 4811 FAX 032 822 4377 1544 3122 HCH HCHT HCHF 12...

Page 45: ...ochange withoutnotice If quality problem occurs naturally under warranty We will provide free service as stated term of warranty 1 Out of warranty period 2 Under warranty period Malfunctions caused by...

Page 46: ...46 Power Chuck Power Chuck 5 1 2 HCH HCHT HCHF 12 99 Namdong daero Namdong gu Incheon Korea TEL 82 32 899 8965 FAX 82 32 721 7607...

Page 47: ...47 Instruction Manual Instruction Manual...

Page 48: ...nual HCH Samchully Machinery 21697 99 TEL 82 32 822 4811 FAX 82 32 822 4377 21697 99 Namdong daero Namdong gu Incheon Korea TEL 82 32 899 8965 FAX 82 32 721 7607 Samchully Workholding 20472 Crescent B...

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