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SHANGHAI BIAOZHUN HAILING SEWING MACHINERY CO., LTD.

GC20528-MDZA/-BDZA

Instruction Manual

使用说明书

上海标准海菱缝制机械有限公司

直驱自动剪线针杆离合针送料平缝机

TWIN NEEDLE SPLIT NEEDLE BAR LOCK STITCHER

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Содержание GC20528-BDZA

Страница 1: ...SHANGHAI BIAOZHUN HAILING SEWING MACHINERY CO LTD GC20528 MDZA BDZA Instruction Manual 使用说明书上海标准海菱缝制机械有限公司直驱自动剪线针杆离合针送料平缝机 TWIN NEEDLE SPLIT NEEDLE BAR LOCK STITCHER ...

Страница 2: ...ecautions before starting operation 1 If the machine s oil pan has an oil sump never operate the machine before filling it 2 If the machine is lubricated by a drop oiler never operate the machine before lubricating 3 When a new sewing machine is first turned on verify the rotational direction of the pulley with the power on The pulley should rotate counterclockwise when viewed from the pulley 4 Ve...

Страница 3: ...UTION When the powe should be no ng machine o nce dust in th lose during op o not apply a rcuit for f multimerte tor componen N r with Oil level hecked w the level level mark l g machine or sewing or s used e amount cated by arro g to rotating through the o S OPERA er is turned o oted that the b operation he control bo peration a multimeter checking oth er might d nts in the circ ow in the belo g ...

Страница 4: ... face to face Tighten the needle set screw securely 7 WINDING BOBBIN THREAD Note When bobbin thread is wound keep the presser foot lifted Thread tension Particularly in the case of nylon or polyester thread wind the bobbin loosely 1 Press the bobbin onto the thread winding shaft 2 Pass the thread for winding thread as shown in the figure and wind the end of the thread clockwise around the bobbin s...

Страница 5: ...ist t thread in th both the nee st thread can b ad through thr lippery threa p lever to the tension relea AD t thread in th e right needl edles For bob be used read guide A ad polyester highest posit asing handle 4 he left needle le When discr bbin thread r thread is u ion pass each ebar the thr e viewed riminate S twist used pass the h thread in th read can be p e thread thro he order in fig pull...

Страница 6: ...bbin uld be left on the thread by eedle thread e thread shoul ITCH LE dial to change ever reverse N from the bobb bobbin thread N THREA n case and pre the bed y left hand ror as shown in t ld be aligned 5 ENGTH A e the stitch le sewing will bin d is would in AD ess down the rate the balan the figure the and led back AND REV ength take place L n right directio latch 1 nce wheel one e bobbin thre kw...

Страница 7: ...nce to bobbin thread tension To adjust needle thread tension turn each tension adjusting nut Needle thread tension can be also adjusted for special fabric and thread by changing intensity and movable range of slack thread adjusting spring 15 ADJUSTMENT OF PRESSER FOOT PRESSURE Pressure of presser foot is to be adjusted in accordance with thickness of materials to be sewn First loosen lock nut For ...

Страница 8: ...e smaller gear should be engaged with the large gear so that the S screw of the latter gear on the reverse side 2 Tighten each S screw where is punched for set screw on the hook shaft 3 Approximate position of hook C screw of hook should be found close to the needle when the needle is at DOWN position To finely adjust timing between the needle motion and hook motion loosen the set screw of large g...

Страница 9: ...ore p position auto NS BETW the stitch leng number of an While the ang P POSITI e operated wh but the best er stopping at de needle bar h to the positi ide needle ba wrench to the p he same time plate stopper omatically WEEN CU gth according nother outsid gle is 40 if th 8 ION LEF hile the t way is to t its highest ion L ar position R r wrench URVE AN g to the form t de needle can he stitch is 2 F...

Страница 10: ...he feed dog rises to the maximum height c Loosen the feed bar set screw d Vertically move the feed bar in the direction indicated by arrow in the figure to adjust it to adequate height e After the adjustment tighten the feed bar set screw The feed dog height is factory adjusted to 1 0mm 20 RELATIONSHIP BETWEEN ROTATING HOOK MOTION AND TAKE UP LEVER MOTION When the timing belt was removed for its r...

Страница 11: ...1 Set feed length to 0 on the feed setting dial 2 Lean the machine head backward 3 Loosen the feed lifting rock shaft crank set screw A and B 4 Set the needle at the lowest position 5 Adjust the distance between presser rod and vibration prevention rod to 13 5mm and temporarily tighten the feed lifting rock shaft crank set screws A and B 6 If the connection is not at right angle remove the back co...

Страница 12: ...ch device as follows 2 How to set the safety clutch 1 While pressing down the push button on the opposite side of bed by left hand turn the balance wheel slowly by right hand away from you as shown in the figure 2 The balance wheel will stop by the gear plate but turn the balance wheel more firmly 3 Release the push button 4 As shown in the figure the safety clutch device is set 3 Force applied to...

Страница 13: ...nward to decrease the upper feed The upper feed and the lower feed theoretically becomes equal at the reference line on the feed connection crank right Securely tighten the bolt after adjustment 25 ADJUSTMENT THE STITCH TOLERANCE Screwing the pin that connects the link of back sewing with the crank of back sewing down can adjust the tolerance of between the stitches Screwing the pin in clockwise c...

Страница 14: ...trimmer rocking crank clamp bolts A and B 5 Adjust the movable knife so that the movable knife end slant portion protrudes 0 0 5mm from the fixed knife as shown in figure and tighten the bolts A and B 2 Gap between movable knife and bobbin case holder stopper 1 Turn the balance wheel by hand until needle reaches the lowest position 2 With the needle at the lowest position depress cam follower cran...

Страница 15: ...amp screws A 28 ADJUSTMENT OF SCISSORING PRESSURE OF MOVABLE KNIFE AND FIXED KNIFE 1 Loosen the fixed knife bracket clamp bolt A 2 Turn the vertical position adjusting screw B to adjust meshing pressure and then righter the hexagon socket head cap screw A Note Since excess pressure cause large torque to the thread trimming mechanism and trimming failure adjust it so that thread can be trimmed with...

Страница 16: ...D to the stopper pins E and F and tighten the connecting link clamp bolt J 8 Turn the balance wheel by band until the needles reach the lowest position 9 Loosen the nuts G and H 10 Depress the cam follower crank K and adjust the connecting rod L so that the cam roller can smoothly enter the groove of thread trimmer cam 11 Adjustment of the cam groove and the cam roller a Push the cam follower cran...

Страница 17: ...tart Each key on the operation panel diagram as shown Left standard control operation panel Right integrated control operation panel 32 VALVE COMPLETE This machine is designed with mini valve complete that installed integrately by several valves The function of the valves as shown in Fig Left standard control system Right integrated control system C Feed reversing D Presser foot lifting E Thread t...

Страница 18: ...China 邮编 201612 Zip Code 201612 内销业务电话 86 21 64061284 传真 86 21 64462799 零件服务电话 86 21 64851424 传真 86 21 64069792 Overseas Business TEL 86 21 64853303 FAX 86 21 64854304 ADD RM105 Bld 5 Yuan Zhong Industry Park No 2007 Hongmei Road Shanghai P R China 201103 E mail sales highlead com cn http www highlead com cn 制造商保留因技术改进而更改内容的权利恕不另行通知 2017年12月印制 ...

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