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12

6) Installation of program unit 

(for automatic trimming type)

⑴

Fix the bracket 

②

onto the program unit 

①

, using 4

fixing nuts 

③

. 

⑵

Then, use 2 fixing bolts 

④

to tightly fix the bracket 

②

,

where the program unit 

①

has been attached, along with

the back cover. 

[Figure 6]

7) Installation of belt cover

⑴

Slightly loosen the belt cover fixing screws (four) 

①

. 

⑵

As in Figure 8, insert the belt cover B between the belt cover supporting bushing 

②

and the washer 

③

and fasten. 

⑶

Lay the machine back and insert the belt cover A between the belt cover supporting bushing 

②

and the washer 

③

.  Then,

fasten belt cover B with the clamp screw 

④

and the two washers 

⑤

, then fasten belt cover A.  (See Figure 8.)

[Figure 7]

[Figure 8]

5) Adjustment of belt tension

After installing the motor, unfasten the fixing nuts 

①

,

②

up

and down and tension will be created to the belt 

④

due to

motor 

③

falling by gravity.  Fasten the fixing nut 

①

initially

and then fasten the fixing nut 

②

tightly. 

[Figure 5]

④

④

①

②

③

⑤

Belt cover B

Belt cover A

③

①

②

Содержание KM-957 Series

Страница 1: ...ACE FOR REFERENCE WHEN THE MACHINE BREAKS DOWN M MM ME E 0 09 90 09 92 29 9 USER S MANUAL R S Su un nS St ta ar r C CO O L LT TD D KM 957 Series Post bed with driven roller foot one needle drop feed back tack sewing machine KM 967 Series Post bed with driven roller foot two needle drop feed back tack sewing machine ...

Страница 2: ...e powerful operation enhanced durability and more sophisticated design to meet a number of user s needs 2 Please read this user s manual thoroughly before using the machine Make sure to properly use the machine to enjoy its full performance 3 The specifications of the machine are subject to change aimed to enhance product performance without prior notice 4 This product is designed manufactured and...

Страница 3: ...rting needle 15 2 Removing bobbin and bobbin case 15 3 Inserting lower thread 16 4 Inserting bobbin 16 5 Routing upper thread 16 6 Adjusting thread tension 17 7 Adjusting roller presser foot height and pressure 19 8 Rotating roller shaft 19 9 Adjusting automatic knee lifter optional 19 10 Adjusting stitch length 19 11 Adjusting feed cam 20 12 Adjusting feed dog height 20 13 Adjusting timing of nee...

Страница 4: ... shall be observed strictly Otherwise the user will be killed or suffer severe physical injuries Instructions here must be observed or the user could suffer fatal or severe physical injuries Instructions here should be observed or the user could face physical injuries or mechanical damages Danger The meaning of symbols This symbol means a must not This symbol means a must for safety This symbol me...

Страница 5: ... dysfunction and breakdown are likely to occur depending on the environment in which the machine is installed the following preconditions must be met ⓐ Please unpack the machine package in order Be particularly careful of the nails in the wooden box ⓑ Because machines are apt to be contaminated and corroded by dust and moisture install a climate controller and clean the machines regularly ⓒ Keep t...

Страница 6: ...achine when threading the needle or before checking after sewing ⓗ Do not switch on the power supply with the foot on the pedal ⓘ Do not run the machine when the cooling fan is clogged Be sure to clean the air filter in the control box once a week ⓙ If possible keep the machine away from strong electromagnetic fields like areas around a high frequency welding machine 1 4 Machine Operation Warining...

Страница 7: ...o wait at least 360 seconds before opening this cover after turn off main switch and unplug a power cord 고압 전류에 의해 감전될 수 있으므로 커버를 열 때는 전원을 내리고 전원 플러그를 뽑고 나 서 360초간 기다린 후 여십시오 CAUTION 경 고 Do not operate without finger guard and safety devices Before threading changing bobbin and needle cleaning etc switch off main switch 손가락 보호대와 안전장치 없이 작동하지 마십시오 실 보빈 바늘교환시나 청소전에는 반드시 주전원의 스위치를 꺼 주십시오 CAUTION 경 고 ...

Страница 8: ...ge Presser foot height Needle Maxstitchlength Threadtrimming Hook Max speed KM 967 7 KM 967 Thin heavy materials Thin heavy materials 3 000 SPM 3 000 SPM 4 2 4 2 Standard Standard Manual 7mm Auto 12 6mm DP 17 16 8 23 Model name KM 967 Post bed with driven roller foot two needle drop feed back tack sewing machine Series 1 Specification 2 Servo motor MODEL SC55 1A SC55 2A SC55 3A VOLT 1 Phase 110V 1...

Страница 9: ...ed or remaining quantity along with other performance rates A device that senses the edge or thickness of the sewing material to stop the machine without manual pedaling Available in two types SEDG 1B for edge sensing type and SEDG 2B for thickness sensing type An essential device when one person is operating multiple sewing machines It has different pedals for acceleration thread trimming presser...

Страница 10: ...e An unstable connection may result in an electric shock or a malfunction Place the belt cover on top of the machine Use both hands when bending the machine backwards or returning it to the normal position Using only one hand can lead to severe hand injuries due to the weight of the machine 1 Installation of machine head Insert the machine head hinge into the bed holes After aligning it with the r...

Страница 11: ... it is placed at the very center of the solenoid bracket Attach the solenoid to the table following the assembly blueprint in the solenoid box Loosen the fixing nut so that the center of the solenoid shaft is aligned horizontally with the bottom side of the table and adjust the position of the link ball When the adjustment has been made fasten the fixing nut tightly According to the installation p...

Страница 12: ...between the belt cover supporting bushing and the washer and fasten Lay the machine back and insert the belt cover A between the belt cover supporting bushing and the washer Then fasten belt cover B with the clamp screw and the two washers then fasten belt cover A See Figure 8 Figure 7 Figure 8 5 Adjustment of belt tension After installing the motor unfasten the fixing nuts up and down and tension...

Страница 13: ...after fastening it to the fixed pole that is already assembled to the belt cover fasten the two fixing bolts Speed sensor film Fixing washer Fixing bushing Fixing screws Synchronizer shaft Fixing washer Clearance adjustment bushing Figure 9 Figure 10 Figure 11 Adjustment of synchronizer For Servo motor in built synchronizer Adjust the up stop position of the needle such that the white carved sign ...

Страница 14: ...ion of back tack button for automatic trimming type Fix the back tack button or reverse button located beside the switch box of the table with wooden nail When the machine is in a stop mode you can change the up down position of the needle bar by pressing the button Lightly pressing the button once when the needle is in a down stop position will stop the needle bar in a high position Pressing the ...

Страница 15: ...al while switched on the machine will start automatically and can cause physical injuries When using the clutch motor be aware that the motor will continue to rotate for a while after the power is switched off Start to work only after the motor has come to a complete stop 1 Inserting needle As in Figure 17 move the needle upper end so that it directly touches the upper side of the stopper hole whe...

Страница 16: ... thread from the lower thread tension adjustment plate Pull the thread end through B of the bobbin case and insert the bobbin case into the hook The adequate length of the pulled out lower thread is 50mm Figure 19 4 Inserting bobbin Stop the needle at the highest position Following the Figure 20 insert the bobbin where the thread is rolled onto or the bobbin case into the hook After laying down th...

Страница 17: ...ment nut of the hook clockwise makes the lower thread tension stronger and counterclockwise makes it weaker Adjusting the thread take up tension Adjusting the thread take up stroke As in Figure 25 loosen the stopper fastening screw and turn the thread take up lever s spring stopper clockwise to make the stroke smaller and counter clockwise to make it bigger The thread take up stroke is normally 5 ...

Страница 18: ...bly automatic trimming type As in Figure 28 when the auxiliary thread tension adjustment nut is turned clockwise the length of the thread after trimming gets short The other way makes the thread long The appropriate length of the upper thread on the needle after trimming is 35 45mm This can also be done by using the remaining upper thread length adjustment volume of the control box Figure 28 Small...

Страница 19: ...ere will be some space to exchange the guage To restart hold the roller presser foot bracket guide and turn it to the right direction Figure 30 9 Adjusting automatic knee lifter optional First loosen the solenoid cover fixing screw If the joint connecting rod is moved clockwise the ascending amount of the presser foot grows It falls when turned counterclockwise After the adjustment tighten the fix...

Страница 20: ...m body fixing screw and turn the feed cam body in the arrow direction and then tighten the feed cam body fixing screw Turn it in the opposite direction to make the feed dog faster then the needle 12 Adjusting feed dog height Loosen the wheel feed dog clamp screw and the wheel feed dog driving gear clamp screw and move the wheel feed dog fixing plate the wheel feed dog and the wheel feed dog drivin...

Страница 21: ...the lower shaft collar so that it will not move After this adjustment has been made the hook edge will be placed 1mm above the needle s thread hole top as in Figure 35 Adjusting the clearance between the needle and the hook edge When the needle goes up from the lowest point and the hook edge fits the needle center loosen in Figure 37 so that the clearance between the hook edge and the needle groov...

Страница 22: ...of surrounding parts The hook tray bushing is fixed with a fixing screw and when moving it vertically adjust with the hook tray bushing fixing screw hook shaft gear fixing screw the bushing adjusting pin fixing screw and the bushing adjusting pin After completion the hook shaft should turn smoothly without moving vertically Fix the lower shaft gear while the hook edge and the needle timing do not ...

Страница 23: ...inkage to make the roller come inside the trimming cam Adhere the stopper adjusting body with the left equal point of trimmer shake linkage to make the left equal point of the roller adhere smoothly to the left inside of the cam s complementary straight line and the right equal point of the trimmer shake linkage adhere smoothly to the inside of the stopper Once this is done tightly fasten 2 fixing...

Страница 24: ... nuts left and right Then turn the linking bar Then loosen fixing screw of the movable knife shaft crank left and in the same angle as the crank right s lower assembling angle place the crank left Loosen the fixing bolt and the hinge screw to adjust the length of the linking rod Then tighten the fixing bolt and the hinge screw Adjusting movable and fixed knives Adjusting the position of movable kn...

Страница 25: ... knife shaft crank of both the left and the right ⓒ Press the roller inside the cam by operating the trimmer solenoid Push the linking bar to the right or the left crank linking rod to the left so that there is no excess room in each linking device When this is done the roller gets to adhere to the right side of the cam s complementary straight line as can be seen in the picture While maintaining ...

Страница 26: ...he thread is sloppy please check the edge condition of the fixed knife If the edge of the knife is too dull sharpen the edge using oil stone or sand paper 17 Exchanging movable knife and fixed knife Open the hook cover Loosen the screw and remove the fixed knife holder cover Loosen the fixing screw to disassemble the washer and fixed knife Loosen the bolt and dissemble the movable knife To assembl...

Страница 27: ...y In this case loosen the screws as can be seen in the picture and replace the feed dog or adjust the distance between the hook edge and the needle Fasten after making the adjustments Assembling order After assembling in the reverse order of disassembling adjust in reference to the gear box assembly order on page 26 20 Exchanging needle width gauge set Disassembling order Caution Turn off the powe...

Страница 28: ...e 0 8mm from the needle plate face Make sure to set the space between the wheel feed dog the middle gear and the wheel feed dog driving gear to be minimum to prevent backlash Adjustment of Feed Dog Balance Slightly loosen the gear base fixing screw and the needle plate fixing screw and adjust the balance of the gear base To make the fine adjustment of the feed dog direction use the four directions...

Страница 29: ...pener and hook is inadequate Needle is inserted into wrong position Needle is bent the end of the needle is broken Wrong direction The timing between the needle and hook is bad The length of the remaining upper thread is too short After trimming lower thread holder does not hold the lower thread Due to problems in the up stop position of the needle the thread take up lever pulls the upper thread o...

Страница 30: ...on of fixed knife Direction of the needle Blade side of movable and fixed knives Trimming cam timing Thread release stroke Trimming timing Opening of the thread tension adjusting plate Tension of auxiliary thread tension adjustment assembly Thread take up stroke Thread release adjustment volume on the control box Trimming miss Too short thread length after trimming 5 6 Readjust the movable knife s...

Страница 31: ...31 5 Table Drawing 1 KM 967 ...

Страница 32: ...32 2 KM 967 7 ...

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