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Strobel 441-1, Mechanic'S Instructions

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Strobel 441-1 Mechanic'S Instructions Download Page 28

 

 

24 

MA_441-1-2_A1_180830_en

 

4.11 

After loosening the clamping screw (1) (

Replacing the looper 

Fig. 14) at the head of the looper shaft 

(2), the looper can be removed. 

When inserting a new looper, make sure that it contacts the needle or feed cup 
neither when it is in the front nor when it is in the rear position(see also 
installation dimension (L), point "2.5 Abridged version of adjustment manual"). 

The wide looper back should be set up as parallel as possible to the needle. 

Fig. 14 

 

Summary of Contents for 441-1

Page 1: ...For the professional user F r den professionellen Anwender Mechanikeranleitung Class Klasse Dated Stand 441 1 Ausf 1 441 2 Ausf 1 Spezialmaschinen GmbH Mechanic s Instructions...

Page 2: ...eates trust trust in our technology our service and not least of all in our good name ie finden die Strobel Schutzmarke auf jeder Strobel Maschine die unser Werk verl sst Und das aus gutem Grund Denn...

Page 3: ...his reason we kindly request that you read the operating instructions closely It provides all the information you need for trouble free operation And if you do happen to need a spare part the enclosed...

Page 4: ......

Page 5: ...tric Fig 4 Fig 5 Fig 6 Fig 7 14 4 3 Setting the ecc pin for stitch adjustment Fig 4 and Fig 8 15 4 4 Setting of the needle and transport movement 16 4 5 The looper movement 17 4 5 1 Setting the looper...

Page 6: ...h 32 4 17 2 Working with operating control V850 Fig 20 33 4 17 3 Parameter und Functions F 714 Class 441 2 40 4 17 4 Parameter and Functions F 715 Class 441 2 42 4 17 5 Parameter and Functions F 760 C...

Page 7: ...441 2 as of version 1 258 30 28 Assembly plan AB425S Cl 441 2 as of version 1 259 00 67 Pneumatic circuit diagram Cl 441 2 as of version 1 259 10 67 Pneumatic construction circuit diagram Cl 441 2 as...

Page 8: ...when leaving the workplace as well as for maintenance 5 General maintenance tasks may be carried out only by properly trained persons in accordance with the operating instructions 6 Repair work retro...

Page 9: ...to especially dangerous parts of the machine must be indicated at these positions using a safety symbol Warning instructions given in the operating instructions that pertain to special injury hazards...

Page 10: ...riptions The class type machine and model number after the dash is attached in the back of the housing Class designations machine number and initial basis for descriptions 2 3 Class 441 1 Applications...

Page 11: ...tch type 501 Needle system GROZ BECKERT 134 Needle thickness 140 Thread polyester continuously twined Thread thickness 40 Transport type rear plate transport Pneumatic connection 6 bar Air consumption...

Page 12: ...ed from plate edge C 24 Needle bar eccentric stroke E 32 4 Looper deflection to right from centre needle looper point F 4 9 Looper deflection to left G 10 2 Looper position front measured from plate e...

Page 13: ...9 MA_441 1 2_A1_180830_en The lifting value between the feed cups is 12 14 mm...

Page 14: ...f the stand measure the distances of the front and rear bearing bracket using a calliper and write them down dimension a b Disassembly of the front main shaft Fig 1 to Fig 5 This will save a lot of ti...

Page 15: ...ont and rear shaft Now the toothed belt pulleys 2 can be taken off with the toothed belt Fig 3 Fig 3 The left handwheel with the stitch variable eccentric bolt does not need to be removed Make sure th...

Page 16: ...an extracting tool Note here though that the shaft should be pressed to the left by about only 20 30 mm and the glue adhering to the shaft is removed only then can the shaft be pushed out all the way...

Page 17: ...13 MA_441 1 2_A1_180830_en Fig 5...

Page 18: ...and calibrated During the repair assembly the left handwheel does not need to be taken off the shaft however the control knob 1 Fig 7 and the pins 3 and springs 2 do have to be removed Fig 6 4 2 Moun...

Page 19: ...he top dead centre and the pointer of the control nut is at the marking 5 on the handwheel To complete the counter nut 5 is screwed on Fig 5 4 3 In combination with the stitch variable eccentric A 1 S...

Page 20: ...hin the plate edge before the piercing Transport beginning is when the needle has left the material and is located about 1 mm behind the plate edge The setting is done at the needle bar eccentric E Fi...

Page 21: ...d then tightening them after the final setting 4 5 1 Find the top dead centre of the needle bar eccentric and mark it corresponds to position 1 E Setting the looper movement Fig 4 The top dead centre...

Page 22: ...hen about 2 mm left of and about 3 mm over the needle differently depending on the loop stroke Fig 10a During forwards movement of the needle the needle point arrives then at the right looper edge whe...

Page 23: ...ording to point Setting the front looper position to the feed cup 2 5 Abridged version of adjustment manual Make sure that the looper height L is correct see 2 5 Abridged version of adjustment manual...

Page 24: ...he feed cup If there is a needle guard the base of the needle channel has to be 0 1 mm lower in turn than the top edge of the front cup Cl 441 2 Fig 11 After the lid has been removed 1 2x screws 2 2 t...

Page 25: ...21 MA_441 1 2_A1_180830_en Fig 11...

Page 26: ...entre with the left looper point as the needle advances Tread lifting in the needle bar head Fig 4 The thread breaking at the needle bar is 0 35 0 4 N 4 9 The tension of the spring 1 needs to be adjus...

Page 27: ...needle thicknesses The height of the needle can be adjusted by turning the eccentric 6 which features a groove that is located on the front side of the needle bar head Make sure that the needle of any...

Page 28: ...looper can be removed When inserting a new looper make sure that it contacts the needle or feed cup neither when it is in the front nor when it is in the rear position see also installation dimension...

Page 29: ...is aligned so that the thread puller when it is extended DOES NOT collide with the feed cup looper and needle and picks up the thread between needle and looper CAUTION The needle position needs to be...

Page 30: ...of increments steps counted from an entered reference position A rotation is divided into 360 steps increments thereby i e 1 step 1 degree C A U T I O N In order to ensure a safe or proper sequence t...

Page 31: ...concludes with the outer plate edge in the direction of the piercing Fig 16 Refer to the enclosed sewing drive instructions for the programming of the positions on the motor Needle position when stop...

Page 32: ...o to point Setting the positions 4 13 Positions 4 14 1 After entering the code number 1907 and the button E for the technician level Setting the reference position Select parameter F 170 Display shows...

Page 33: ...l or needle to the position 2 of the sewing machine Fig 18 Remember or record the position value Press the E button P1A Keep turning the handwheel in the machine s direction of rotation until the disp...

Page 34: ...r and set the value as described in the chart Needle positions and continue this procedure up to Parameter F 454 Save the data by pressing the P key twice and exit the supplier level Starting point fo...

Page 35: ...Select parameter F 172 Display shows 1 7 2 Press the E button Sr 3 Turn the handwheel according to the motor s direction of rotation Display at the control Segment 5 is switched on Position 1E Segment...

Page 36: ...tch length setting F 711 In order for the machine to run synchronously the stitch length needs to be determined first To do so you take a Texon strip for example and feed the strip between both plates...

Page 37: ...bel agent Procedure of activation Press and hold button P and switch on the machine by S1 Open the supplier level by code 3112 and confirm with E Select parameter F 798 and confirm with E for code A E...

Page 38: ...3 Reduction differential transport Additional display of the current sector by arrow symbols The letter behind the program number L R indicates whether it is a left or right shoe If no program is sav...

Page 39: ...f no corresponding program is saved this is indicated by the icon Use the P button to switch into the Standard display without selecting a program 3 Display Delete program Press the F2 button in the S...

Page 40: ...2R 03L Return to the standard display No Prog Use the P button to switch into the Standard display without deleting a program 4 Display Programming mode Add new program Press the P button in the Stand...

Page 41: ...s program number or the sector is already occupied The corresponding value for differential transport can be set using the buttons The sector is increased with the E button or the knee switch and the...

Page 42: ...omatically e g 00R 01L 02R 03L 04R 05L Return to the display Standard Delete last sector Activate programming mode Select and confirm program number Press the F1 button to display last sector Press th...

Page 43: ...ctivate programming mode Select and confirm program number If the program number is invalid No Prog is displayed Page through to the corresponding sector with the E button or knee switch Set the value...

Page 44: ...of sewing Two options are available Parameter und Functions F 714 Class 441 2 The mirroring is done automatically in the right order for the right or left shoe The examples are based on an insole with...

Page 45: ...41 MA_441 1 2_A1_180830_en Parameter 714 1...

Page 46: ...760 Class 441 2 Function Parameter Setting synchronized differential feed F 760 With this parameter the synchronisation of the differential transport can be finely adjusted if the material pairings h...

Page 47: ...ey Press the E key twice Then the file with the sewing programs is copied to the USB stick Press the P key and switch off the controller Now you can remove the USB stick from the control box The file...

Page 48: ...44 MA_441 1 2_A1_180830_en 4 17 7 Brief instruction Class 441 2...

Page 49: ...e should be done about twice a year depending on the amount of dust and hours of operation It is recommended to use 0 5 litres of oil for that an oil with the viscosity of 46 cSt Recommended oil Shell...

Page 50: ...y combined with each other Feed cup assembly 5 2 If the feed cup in the machine should be exchanged with other geared feed cups then proceed first as follows Replacing the feed cup 1 Remove material g...

Page 51: ...47 MA_441 1 2_A1_180830_en Fig 23 5 2 1 1 The chain for the feed cup drive can be tensioned from above by loosening the threaded pin 3 Chain tension Fig 22 the chain tensioner 5 Fig 4...

Page 52: ...e machine housing with two screws 9 There are two threads made in the housing for that When mounting the EV make sure that after swivelling down the guide 2 between the feed cups it comes to a stop ab...

Page 53: ...ctrical wiring diagram AB425S Cl 441 2 as of version 1 1 2 3 4 5 6 B5 A B B A ge ye ge ws ye wh gn ws gn wh gn gn rt rd rt ws rd wh sw ws bk wh sw bk SM Schrittmotor SM Step motor SM N hantriebsteueru...

Page 54: ...ve control br bn br bn ws wh ws wh ws wh ws wh br bn br bn br bn br bn gn gn gn gn ws wh ws wh ws wh br bn br bn 1V1 Magnetventil L ftung L solenoid valve lifting L EV Einhaltevorrichtung gathering de...

Page 55: ...1 M B6 M B5 998 0560 Steuerung N hantrieb control box sewing drive 298 0663 Bedienteil operating control F1 F2 1 2 3 4 5 6 7 8 9 0 P E Efka variocontrol 850 M 195 0065 298 0560 Motor N hantrieb motor...

Page 56: ...sion 1 1 V 1 B P R A 0 Z 1 Wartungseinheit service unit 1 V 1 4 2 Magnetventil Einhaltevorrichtung P EV 4 2 solenoid way valve gathering device P EV 1 A 1 Zylinder Einhaltevorrichtung P EV cylinder ga...

Page 57: ...93 0469 1 Schalld mpfer R 1 8 silencer R 1 8 293 0772 2 Verschlu schraube R 1 8 lock screw R 1 8 293 0837 2 L Einschraubanschluss R 1 8 4 L threaded connection R 1 8 4 293 0850 1 L Einschraubanschluss...

Page 58: ...0 0 Button Seg4 Output M3 ON OFF 0 1 0 0 0 Button Seg5 Basic position needle position 1 0 1 0 1 1 Button Seg6 Basic position needle position 2 0 1 1 0 0 Button Seg7 Automatic lifting in the seam 0 1 0...

Page 59: ...ning speed n1 070 390 min 1 200 200 200 F 111 Maximum speed n2 setting range n2_ 9900 min 1 2200 1800 1800 F 115 Softstart speed n6 0070 1500 min 1 0500 0500 0500 F 121 Lower limit of the n max settin...

Page 60: ...drive indicated valus only with transmission ratio 1 1 00 55 20 20 20 F 234 Restarting after activated run inhibition 0 1 1 0 1 F 240 Selecting the input function In 1 00 47 00 00 00 F 270 Selection o...

Page 61: ...0 0 Button Seg4 Output M3 ON OFF 0 1 0 0 0 Button Seg5 Basic position needle position 1 0 1 0 1 1 Button Seg6 Basic position needle position 2 0 1 1 0 0 Button Seg7 Automatic lifting in the seam 0 1 0...

Page 62: ...ning speed n1 070 390 min 1 200 200 200 F 111 Maximum speed n2 setting range n2_ 9900 min 1 2200 1800 1800 F 115 Softstart speed n6 0070 1500 min 1 0500 0500 0500 F 121 Lower limit of the n max settin...

Page 63: ...drive indicated valus only with transmission ratio 1 1 00 55 20 35 35 F 234 Restarting after activated run inhibition 0 1 1 0 1 F 240 Selecting the input function In 1 00 47 00 00 00 F 270 Selection o...

Page 64: ......

Page 65: ...ichmaschinen For the clothing industry Single and two thread high performance hemming machines Bluff edge hemming machines Two thread blind stitch felling machines Roll and flat padding machines Autom...

Page 66: ...unserem Ausstellungsraum live erleben Wir freuen uns auf Sie Then phone write or simply come and see us You can have further information about our products at any time or experience the Strobel machin...

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