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Duerkopp Adler 4180-5, Инструкция по эксплуатации

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3.6.6 Setting the feeding difference

3.6.7 Replacement of the friction wheels of the drive conversion unit

3.6.8 Top roller

3.6.8.1 Selection of the top roller diameter

3.6.8.2 Forward, rearward and side setting

3.6.8.3 Setting the gear clearance

3.6.8.4 Replacement of the top roller

3.7 Setting the presser foot lift  

.................................................................................................................................... 19

3.8 Bobbin winder  ....

................................................................................................................................................... 20

3.8.1 Description

3.8.2 Setting the bobbin winder stop

3.8.3 Setting the friction gear

3.9 Safety clutch  

.......................................................................................................................................................... 21

3.9.1 Description

3.9.2 Setting the disengaging moment

3.10 Indented belt transmission  

................................................................................................................................... 21

3.10.1 Setting the tensioning roller of the indented belt

3.10.2 Replacing the indented belt

3.11 V-belt, motor - head  

.............................................................................................................................................. 22

3.11.1 Tensioning

3.11.2 Replacing the V-Belt

3.12 Driving toothed belt 

............................................................................................................................................................... 22

3.12.1 To exchange the driving toothed belt

3.13 Lubrication 

.............................................................................................................................................................................. 23

3.13.1 Description

3.13.2 Refilling oil

3.13.3 Multiple oil use

4. Thread trimming 

................................................................................................................................................................................. 24

4.1 Description of the trimming mechanism

4.2 Setting the pickup roller

4.3 Setting the cam

4.4 Setting the fork

4.5 Setting the moving knife

4.6 Setting the fixed knife

4.7 Setting the retaining spring of the hook thread

4.8 Setting switching of the electromagnets

5. Lifting the top roller by electromagnet  

........................................................................................................................... 26

5.1 Description

5.2 Setting the electromagnet pin

5.3 Setting the electromagnet current

5.4 Assembly of the top roller lifting electromagnet

6. Backtacking using electromagnet 

.................................................................................................................................... 27

6.1 Description

6.2 Electromagnet height setting

6.3 Setting the position of push-buttons

6.4 Change of the function of push-buttons

7. Connecting the electric elements on the machine head  

................................................................................................ 28

8. Drive, control panel, position sensor

    

........................................................................................................................... 28

9. Lighting  

........................................................................................................................................................................... 28

9.1 Mounting on the machine head

9.2 Lamp replacement

10. Maintenance (table of operations)  

................................................................................................................................. 29

11. Setting the machine according to the sewing category 

.................................................................................................. 29

11.1 Introduction

11.2 Table of setting the machine according to the sewing category

Содержание 4180-5

Страница 1: ...for service 4180 5 Minerva Boskovice a s Sokolsk 60 CZ 680 17 Boskovice Tel 420 501 453434 453433 494111 Fax 420 501 452165 http www minerva boskovice com Edition 06 2001 Printed in Czech Republic 735...

Страница 2: ...nsion of main and auxiliary tensioners 3 4 3 Setting the tensioning mechanism of the main tensioner 3 4 4 Setting the adapting spring 3 4 5 Setting the thread limiter 3 5 Feeding mechanism of the need...

Страница 3: ...filling oil 3 13 3 Multiple oil use 4 Threadtrimming 24 4 1 Description of the trimming mechanism 4 2 Setting the pickup roller 4 3 Setting the cam 4 4 Setting the fork 4 5 Setting the moving knife 4...

Страница 4: ...actions of the operator may lead to dangerous situations In industrial sewing machines Minerva attention should be paid to the following still remaining possible sources of injury 1 Moving sewing need...

Страница 5: ...2 By turning the screws 3 and 4 set the required distance A After having set it tighten carefully the screws By axial shifting of the gear wheel 5 set the axial clearance in such a way that this clear...

Страница 6: ...equired clearance between the needle 2 and the protecting sheet 1 When turning to the right the protecting sheet shifts out from the groowe and inver sely Check up the protecting effect in pushing aga...

Страница 7: ...at the moment when the hook point comes to lie opposite the needle 4 The wheel 2 is to be set with its gear rim symmetrically to the centre of the gear wheel 1 The clearance between the gear wheels is...

Страница 8: ...ic pin 13 with needle bar holder 4 The connecting rod 10 of the needle bar 11 on the loop 12 is mounted in a ball bearing and it is slidingly mounted on the needle bar carrier The mechanism is lubrica...

Страница 9: ...w 1 of the pin 2 Loosen the screw 3 of the guide pin 4 In shifting the pin 2 set the needle bar holder on the measure A 7 5 mm distance of the front faces of the arm and of the needle bar holder at th...

Страница 10: ...n removing the insert proceed in an inverse sequence 3 3 3 Setting the throat plate and its insert The insert of the throat plate should be set in the machines with the trimming device in such a way t...

Страница 11: ...d by the dynamometer 2 as it is shown on the illustration The size of this force differs according to the category of sewing and is indicated in the par 11 2 The tension of the auxiliary tensioner is...

Страница 12: ...C 3 mm set the angle A 45 and tighten the screw 11 Turn the washer with the nose 7 in such a way that the distance B 3 mm is attained Put the screwdriver into the slit in the bushing 8 and turn it in...

Страница 13: ...ndwheel 2 and lock it with the screw 5 which is included in the accessory of the machine tighten it carefully Insert the setting stick 3 into the hole in the eccentric 1 and prop it against the feedin...

Страница 14: ...irst sewing category where the stitch length of the indicator is 3 mm Caution Danger of injury Switch off the main switch Before starting the setting operation wait until the motor stops Screw in the...

Страница 15: ...ction connection with the cover of the clutch 1 is disconnected Within a short instant when engaging and disengaging with the carrier plate 5 there are in a friction engagement both the cover 1 and al...

Страница 16: ...e shifting of the clutches is done at the moment when the clutch disks 3 do not move which means when they are at the dead center of their oscillating movement This corresponds to the angle 90 on the...

Страница 17: ...tained but only to the measure of not deteriorating the beginning of sewing after the carried out thread trimming With every correction of the teeth height the tension of the chain 2 is to be correcte...

Страница 18: ...ew 4 Setting the force of the top roller 1 In screwing in the screw 2 the force of the top roller is increased and inversely 3 6 Feeding mechanism of the top roller 3 6 1 Description The starting move...

Страница 19: ...etting thereof is to be done as follows Caution Danger of injury Switch off the main switch Before starting the setting operation wait until the motor stops Loosen the screws 1 of the pulley 2 Set the...

Страница 20: ...y that it is possible to remove the indented belt 23 from the arm of the machine Replace the belt with a new one and proceed to the assembly inverted procedure of dismantling Proceed to the setting op...

Страница 21: ...with the diameter of 25 mm and with the diameter of 35 mm The suitability of the diameter used depends on the type of sewing and on the concrete technological operation There are in general valid the...

Страница 22: ...ment of the top roller When replacing the top roller proceed as follows Caution Danger of injury Switch off the main switch Before starting the setting operation wait until the motor stops Unscrew the...

Страница 23: ...bin the pressing function of the cam on the winders shaft is interrupted and it moves in the sense of the arrow A fine setting is to be done on an incorporated condition in the machine Using the screw...

Страница 24: ...the hook is blocked but the clutch does not disengage the disengaging moment of the clutch is to be reduced in turning the screws to the left Caution The clutch guarantees only one mutual position of...

Страница 25: ...h off the main switch Before starting the setting operation wait until the motor stops The belt is correctly tensioned when the opposite sides of the belt approach one to another by up to 20 mm in app...

Страница 26: ...e 3 13 2 Refilling oil For lubricating the machine oil Esso SP NK 10 is used or other oil with the same quality When putting the machine into operation each mechanism of the machine is to be lubricate...

Страница 27: ...against the bracket 5 and at the same time the shaft 2 up to the stop against the shaft 3 With the holder 1 held on the stop shift the shaft 2 in such a way that there appears the gap A 0 2 to 0 4 mm...

Страница 28: ...ch off the main switch Before starting the setting operation wait until the motor stops Loosen the screws 4 and 5 Turn the moving trimming knife 1 in the sense of the arrow and set it in height Tighte...

Страница 29: ...egory The adjusting screw 2 should not be screwed in in such a way that the retaining spring gets over the perimeter of the moving trimming knife 4 8 Setting the switching of electromagnets The electr...

Страница 30: ...way that it enables the maximum stitch length when sewing in forward and in rearward sense If this position is not correct the length of the stitch will be shortened in one or the other feed direction...

Страница 31: ...el position sensor The detailed information concerning the drive the control panel and the setting of the position sensor is given in the manual of the drive and of the control panel 9 Lighting 9 1 Mo...

Страница 32: ...ht sewing 2 medium sewing 3 medium heavy duty sewing 4 heavy duty sewing In the factory where this machine has been manufactured the machine has been set with respect to the standard parameters of the...

Страница 33: ...h changing the tension of the shuttle thread it is necessary to modify the tension of the retaining spring of the trimming device according to the paragraph 4 7 8 When changing markedly the sewing cat...

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