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Adler AG 745-34 Speedpocket Manual

Sewing unit for runstitching of rectangular piped pockets
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Postfach 17 03 51, D-33703 Bielefeld • Potsdamer Straße 190, D-33719 Bielefeld
Telefon + 49 (0) 5 21 / 9 25-00 • Telefax + 49 (0) 5 21 / 9 25 24 35 • www.duerkopp-adler.com
Ausgabe / Edition: 08/2005
Manual, complete
745 - 34 Speedpocket
Sewing unit for runstitching
of rectangular piped pockets
Instructions for programming DAC
Printed in Federal Republic of Germany
Operating Instructions
Installation Instructions
Service Instructions
Teile-Nr./Part.-No.: 0791 745171
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2
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Summary of Contents for Adler AG 745-34 Speedpocket

  • Page 1 Manual, complete 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) 5 21 / 9 25-00 • Telefax + 49 (0) 5 21 / 9 25 24 35 • www.duerkopp-adler.com Ausgabe / Edition: 08/2005 Printed in Federal Republic of Germany Teile-Nr./Part.-No.: 0791 745171...
  • Page 2 745 - 34 Speedpocket Manual, complete Summary Operating Instructions Installation Instructions Service Instructions Instructions for programming DAC Interconnection diagram 9870 745131 B 9890 745001 B Pneumatic circuit plan 9770 745002...

  • Page 3: Table Of Contents

    Preface and general safety instructions Part 1: Operating Instructions 745-34 Speedpocket Description of product ........

  • Page 5: 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 fibres 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 6: 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 745-34. Please address your enquiries to the DÜRKOPP ADLER-sales offices. Technical data Machine head: Class 0246 992003...

  • Page 7: 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 with corresponding couplings...

  • Page 9: 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 10: 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 11 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 13: 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 14: 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 15 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 17: 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 18: 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 19: 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 20 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 21: 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 22: 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 23: 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 24: 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 25: 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 26: 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 27: 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 28: 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 29: 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 30: 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 31 1st step: 2nd step: 3rd step:...
  • Page 32 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 33: 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 34 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 35: 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 36: Maintenance

    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 37 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 38: Weekly Lubrication

    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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