DURKOPP ADLER 745-34 Speedpocket Operating Instructions Manual
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DURKOPP ADLER 745-34 Speedpocket Operating Instructions Manual

DURKOPP ADLER 745-34 Speedpocket Operating Instructions Manual

Sewing unit for runstitching of rectangular piped pockets
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Download this manual See also: User Manual, Instruction and Installation Manual
Postfach 17 03 51, D-33703 Bielefeld • Potsdamer Straße 190, D-33719 Bielefeld
Telefon +49 (0) 521 / 9 25-00 • Telefax +49 (0) 521 / 9 25 24 35 • www.duerkopp-adler.com
Ausgabe / Edition:
Änderungsindex
06/2007
Rev. index: 02.0
745 - 34 Speedpocket
Sewing unit for runstitching
of rectangular piped pockets

Operating Instructions

Installation Instructions

Instructions for programming DAC
Printed in Federal Republic of Germany

Service Instructions

Teile-Nr./Part.-No.:
0791 745171
1
2
3
4

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Summary of Contents for DURKOPP ADLER 745-34 Speedpocket

  • Page 1: Operating Instructions

    745 - 34 Speedpocket Sewing unit for runstitching of rectangular piped pockets Operating Instructions Installation Instructions Service Instructions Instructions for programming DAC Postfach 17 03 51, D-33703 Bielefeld • Potsdamer Straße 190, D-33719 Bielefeld Telefon +49 (0) 521 / 9 25-00 • Telefax +49 (0) 521 / 9 25 24 35 • www.duerkopp-adler.com Ausgabe / Edition: Änderungsindex Teile-Nr./Part.-No.:...
  • Page 2 All rights reserved. Property of Dürkopp Adler AG and copyrighted. Reproduction or publication of the content in any manner, even in extracts, without prior written permission of Dürkopp Adler AG, is prohibited. Dürkopp Adler AG - 2007 Copyright ©...
  • Page 3 Foreword This instruction manual is intended to help the user to become familiar with the machine and take advantage of its application possibilities in accordance with the recommendations. The instruction manual contains important information on how to operate the machine securely, properly and economically. Observation of the instructions eliminates danger, reduces costs for repair and down-times, and increases the reliability and life of the machine.

  • Page 4: General Safety Instructions

    General safety instructions The non-observance of the following safety instructions can cause bodily injuries or damages to the machine. 1. The machine must only be commissioned in full knowledge of the instruction book and operated by persons with appropriate training. 2.

  • Page 5: Table Of Contents

    Index Page: Preface and general safety instructions Part 1: Operating Instructions 745-34 Speedpocket (Edition: 06/2007) Description of product ........Description of proper use .
  • Page 6 Maintenance Cleaning ..........Weekly lubrication .

  • Page 7: Description Of Product

    Description of product Description of proper use The 745-34 Speedpocket is a sewing unit determined to sew light to medium-weight material, i.e. fabrics made of textile fibers or leather. These materials are used in the clothing industry. Generally only dry material should be processed with this machine. It should not contain any hard objects.

  • Page 8: Technical Data

    Optional equipment See chapter 1.4 (Optional equipment of class 745-34S). Sewing equipment and folders Information about sewing equipment and folders for the various fields of application can be taken from the Equipment Sheets of class 745-34S. Please address your enquiries to the DÜRKOPP-ADLER-sales offices. Technical data Machine head: Class 0246 992003...

  • Page 9: Optional Equipment

    Optional equipment Order No. Optional equipment 0792 011161 Mounting kit K Flap clamp, left, for jackets 0792 011162 Mounting kit K Flap clamp, right, for trousers 0745 427514 Pincer stacker Universal stacking device (pincer stacker) for stacking to the side 0797 003031 Pressure line Connection hose to the pneumatic supply line...

  • Page 11: Operation

    Operation Swinging the folding station aside For work at the sewing point (threading in the needle threads, needle change etc.) the whole folding station with folder and light-barriers can be swung out to the right side. – Swing the complete folding station 1 with folder to the right.

  • Page 12: Pushing The Covering Hood Back And Removing The Fabric Sliding Sheet

    Pushing the covering hood back and removing the fabric sliding sheet Caution: Danger of injury! Switch the main switch off . Push the covering hood back and remove the fabric sliding sheets only with the sewing unit switched off. – Switch the main switch off.
  • Page 13 Removing the fabric sliding sheet For changing the hook thread bobbins: – Swing the folding station 4 out by 90°. – Lift the fabric sliding sheet 6 in the area of pin 5 and swivel it away to the left. For complete removal (for maintenance and setting work): –...

  • Page 15: Tilting The Machine Head Up

    Tilting the machine head up For maintenance work the machine head can be tilted up. For this purpose the transport carriage must be in its rear position. Caution: Danger of injury! Switch the main switch off. Tilt the machine head up only with the main switch turned off. Tilting the machine head up –...

  • Page 16: Needles And Threads

    Needles and Threads Needle system: 2134-85 Recommended needle size: Nm 90 for thin material Nm 100 for medium-weight material Nm 110 for heavy-weight material High sewing security and good sewability are achieved with the following core threads: – Two-ply Polyester Continuous Polyester core-spun (e.g.
  • Page 17 Changing the needles Caution: Danger of injury! Switch the main switch off. Change the needles only with the main switch turned off. Danger of cutting your fingers! Do not reach into the area of the center knife 3 when changing the needles.

  • Page 19: Threading In The Needle Thread

    Threading in the needle thread Caution: Danger of injury! Switch the main switch off. Thread needle threads in only with the sewing unit switched off. The threading-in of the needle threads is done in ascending numerical order, as shown in the illustrations opposite: –...

  • Page 20: Winding Up The Hook Thread

    Winding up the hook thread The external bobbin winder allows to wind up the hook threads independent of sewing. – Remove remaining thread from the winder hubs before winding-up. – Put the thread reel on the thread reel holder. – Thread the thread through the drill-hole 1 of the unwinding arm (see picture on the left).

  • Page 21: Changing The Bobbins

    Changing the bobbins ATTENTION! Switch the main switch off before changing the bobbins. After a certain number of seams the hook thread stock on the bobbin is used up. With the remaining thread monitor switched on the message Err 9602 appears on the screen.
  • Page 22 Inserting a full bobbin – Insert a full bobbin in the upper part of the bobbin case 2. – Pull the thread through slit 5 under tension spring 6. – Pull a thread length of approx. 4 cm out of the upper part of the bobbin case.

  • Page 23: Thread Tension

    Thread tension The interlacing of the threads must lie in the middle of the workpiece. Thick and hard material requires a tighter thread tension than thin and soft material. In case of thin material a too high thread tension can lead to undesired ruffling and thread breakage.

  • Page 24: Stacking Control

    Stacking control The reflected light-barrier 1 monitors the stacking of the sewn workpiece. The transport carriage does not run back before the workpiece has been moved out correctly. If the workpiece is not moved out correctly, the light beam between the reflected light-barrier 3 and the reflector 1 remains interrupted.

  • Page 25: Corner Knife Station

    2.10 Corner knife station The 745-34S is equipped with a manual corner knife station. The setting of the corner knives with regard to the pocket length is done by adjusting the knife block. The distance of the corner knives to the seam is manually adjustable. The whole knife block can be tilted out in order to make adjusting and service work possible.

  • Page 26: Swinging The Corner Knife Station Out / In

    2.10.1 Swinging the corner knife station out / in Caution: Danger of injury! Switch the main switch off. Swing the corner knife station out only with the sewing unit switched off. Swinging the corner knife station out – Swing the corner knife station 1 out to the left. The knives are accessible for adjusting and service work.

  • Page 27: Adjusting The Corner Knives

    2.10.2 Adjusting the corner knives Caution: Danger of injury! Switch the main switch off. Adjust the corner knives only with the sewing unit switched off. – Swing the corner knife station out (see chapter 2.10.1) Setting the angle of the corner knives The angle of the corner knife is adjusted by turning the knife blocks 2 and 4.

  • Page 28: Reference Position - Starting The Sewing Cycle - Quick Stop

    2.11 Reference position - Starting the sewing cycle - Quick stop Reference position The reference position is necessary in order to get a defined initial position. – Switch the main switch on. The control is initialized. – The display shows briefly bF4 (Program version) 745 (Program number) –...

  • Page 29: Flap And Piping Projection

    2.12 Flap and piping projection For the unhindered passage of the workpieces at the folder the maximum projections of piping, flap and material thickness (see sketch) must not be exceeded. Please take the maximum allowable piping strip widths for the respective sewing equipment (E-No.) from the Equipment Sheets of the 745-34.

  • Page 30: Piping Strip Length

    2.13 Piping strip length The length of the piping strip must be dimensioned in such a way that it projects approx. 20 mm beyond the seam beginning and seam end. Thus the piping strip length is as follows: Piping strip length = Sewing length + 2 x 20 mm...

  • Page 31: Working Method

    2.14 Working method Working method Remarks Piped pockets, manual positioning of piping strips, flaps and other additional parts On the following pages the working method is described. The description is divided into the following items: Positioning points This item indicates which positioning points are used for the various workpieces (e.g.

  • Page 32: Working Method (Production Of Trousers)

    2.14.1 Working method (Production of trousers) Possible processing variants – Front trousers pockets with pocket bag positioned below – Hind trousers pockets with or without flap, with pocket bag positioned below Positioning method Example: Hind trousers without flap, with pocket bag positioned below 1st step: –...
  • Page 33 1st step: 2nd step: 3rd step:...
  • Page 34 Positioning the piping strip Double piping: – Position the piping strip centered on the feeding clamps and flush at the front edges. Left single piping with separately positioned right facing: – Position the piping strip on the left feeding clamp flush with the cutting line.

  • Page 35: Sewing With Flap

    2.14.2 Sewing with flap For the simultaneous sewing-in of flaps or other additional parts the following optional equipment is required according to the field of application: Production of trousers: Right flap clamp (Order No. 0792 011162) Left flap clamp (Order No. 0792 011161) 2.14.2.1 Sewing without light-barrier Form stop for the flap The unmachined part 1 is delivered with the flap clamp 2.
  • Page 36 Sewing with the flap at the right (production of trousers) – For the production of trousers always position the flap at the “Rear positioning point” (light spot 5). The “Rear positioning point” applies as a fixed point also for other sewing units (further flap lengths).

  • Page 37: Sewing With Light-Barrier

    2.14.2.2 Sewing with light-barrier When attaching flaps, seam beginning and seam end are recognized by a light-barrier. Positioning the flap The positioning marks 1 and 2 on the folder limit the sewing area for the attaching of flaps. – Always position the flaps within the marked area. If the flap is not positioned correctly, the error message Err 9721 or Err 9722 appears.

  • Page 38: Functions And Operation Of The Optional Equipment

    Functions and operation of the optional equipment In this chapter the function and the operation of the most important optional equipment is described. 3.1 Remaining thread monitor The remaining thread monitor monitors the left and right hook thread bobbin with the infrared reflected light barriers 1 and 2. –...

  • Page 39: Aligning The Light Barriers Of The Bobbin Thread Monitor

    Aligning the light barriers of the bobbin thread monitor Standard checking The light barrier holders 3 and 5 are adjusted by the manufacturer in such a way that there is a sufficient safety distance of 3,5 mm between the revolving hooks and the light barriers 2 and 6. ATTENTION ! The bobbin thread monitor is only effective when the function is activated.
  • Page 40 If the alignment is correct: a reflection occurs at the surface 7 of the bobbin hub when an empty bobbin rotates. The figure between 1 and 15 will show the intensity of the reflection. If the value is above ( 8 ), then a line (¾) will be displayed.

  • Page 41: Blowing Device

    Blowing device The blowing device 1 (Order No. 0745 597604) is used in conjunction with the bundle clamp (Order No. 0745 597604). The blower pipe conveys the workpiece out of the sewing area. Y012 blower...

  • Page 42: Bundle Clamp

    Bundle clamp Bundle clamp (Order No. 0745 597694) Caution: Danger of injury ! Risk of suffering from bruising between the arms of the bundle clamps. Function and operation – Step the foot switch down and hold it down. The bundle clamp 1 opens. –...

  • Page 43: Mounting Table Extensions

    Mounting table extensions – Fasten the table extension 3 onto the table top brace with the screws 2. – Loosen screws 1 slightly. Create a clearance to the table top by shifting the table extension 3. This clearance is required for the free passage of the positioned pocket bag.

  • Page 44: Vacuum Blower

    Vacuum blower The vacuum blower has to be ordered under the order number 0745 597624 it is required for an accurate positioning of the workpieces, if no central vacuum system is available. Switching on the vacuum blower – Switch on switch 1 at the control box of the vacuum blower.

  • Page 45: Checking The Nominal Voltage Of The Vacuum Blower

    3.6.1 Checking the nominal voltage of the vacuum blower (optional equipment) ATTENTION! Any work on the electrical equipment of the sewing unit must only be carried out by electricians or correspondingly instructed persons. The mains plug must be pulled out. The adaptation to the local mains voltage has to be done at the terminal strip in control box 1.

  • Page 46: Connection To The Factory-Own Vacuum System

    3.6.3 Connection to the factory-own vacuum system The suction device facilitates the precise feeding and positioning of the workpiece on the work table 1. – Connect the hose of the factory-own vacuum system to the connection valve 3. Note: In case no factory-own vacuum system is available, the vacuum blower (Order No.

  • Page 47: Mounting The 2 Nd Light Barrier

    Mounting the 2 light barrier Front view Bottom view = Light barrier LS1 = Light barrier LS2 (Test program 952) (Test program 954) X100t Connection second light barrier...
  • Page 48 Maintenance Caution: Danger of injury! Switch the main switch off. Maintenance work must only be done with the sewing unit switched off. Cleaning A clean sewing unit protects from malfunctions! Clean and check daily: – Clean the area around the hooks 1 and 2 with the compressed air pistol.
  • Page 49 Clean and check daily: – Check the water level in the pressure regulator. The water level must not reach the filter element. After screwing in the drain screw 1 blow the water out of the water separator 2 under pressure. The filter element 1 separates dirt and condensed water.
  • Page 50 Weekly lubrication For lubricating the sewing unit use exclusively the lubricating oil DA-10. DA-10 can be obtained from the sales offices of DÜRKOPP ADLER AG. Check the oil level in the oil reservoir 3 for lubrication of the machine head –...

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