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Operation 

Hohner Maschinenbau GmbH 

M 45/6 

33

3.8  Spine centering parts 

 
The centering parts are only used for saddle stitching. They serve to precisely position the staple 

 in the fold centre of the sheets 

 

(- cf. 15 -) 

 
 

3.8.1 Installing the holding down device (standard version) 

- Fig. 17 - 
 
- In order to install the holding down device 

, insert the guide pin into the borehole on the bender 

and tighten the fastening screw 

.  

 

3.8.2 Adjusting the holding down device (standard version) 

- Fig. 17 - 
 
The centering prism 

 can be moved back and forth by turning the adjusting screw 

- Move the centering prism 

 backward or forward until it is precisely aligned with the prism of the 

slider 

- Adjust the height of the prism 

 (approx. 0.5 mm above the clincher box) by moving it in the slot 

and tighten the fastening screw 

.  

 

3.8.3 Installing the holding down device (optional narrow version) 

- Fig. 16 - 
 
- In order to mount the holding down device, screw the spring bolt 

 into the borehole on the 

stitching head. 

- Insert extension spring into spring bolt 

 and lifting rod 

- Fix holding down device by screwing fastening screw 

 to lifting rod 

 and flange bushings 

 

on the stitching head. 

- Make sure that the lifting rod moves smoothly. 
- Installing the carrier 

 in the main slide bar - see SPARE PARTS LIST page E27. 

 

3.8.4 Adjusting the holding down device (optional narrow version) 

- Fig. 16 - 
 
The centering prism 

 

 can be moved back and forth by turning the adjusting screw 

- Move the centering prism 

 

 backward or forward until it is precisely aligned with the prism of the 

slider 

- Adjust the height of the prism 

 (approx. 0.5 mm above the clincher box) by moving it in the slot 

and tighten the fastening screws 

.  

 

Summary of Contents for M 45/6

Page 1: ...Hohner Maschinenbau GmbH G ns cker 19 78532 Tuttlingen Telefon 07462 9468 0 Telefax 07462 9468 20 Operating Instructions Page 1 Spare parts list E1 M 45 6 Edition 06 2008 Stitching Head...

Page 2: ...M 45 6 Hohner Maschinenbau GmbH 2...

Page 3: ...turer Manufacturer s Address Company name Hohner Maschinenbau GmbH Street G ns cker 19 Town D 78532 Tuttlingen Telephone 49 0 74 62 94 68 0 Fax 49 0 74 62 94 68 20 Email info hohner postpress com Inte...

Page 4: ...1 1 Clamping the stitching head 15 3 1 1 1 Lateral adjustment of the stitching head 15 3 1 2 Fitting the wire guide 17 3 1 3 Fitting the clincher box 19 3 1 4 Adjusting the clincher box 21 3 2 Feedin...

Page 5: ...Hohner Maschinenbau GmbH M 45 6 5 4 2 4 2 Replacing the circular knife 41 4 2 4 3 Adjusting the circular knife 41 4 2 5 Replacing the clincher 43 5 FAULTS 44 5 1 Causes and elimination of faults 44 SP...

Page 6: ...st only be operated by trained personnel Training will be undertaken by the manufacturer or by persons who have been authorised by the manufacturer to undertake such training 1 3 Safety symbols and th...

Page 7: ...cribed above is forbidden since incorrect use of the machine can present a danger 1 6 Organisational measures The user of machine is required to provide the required personal safety equipment All exis...

Page 8: ...uctural modifications to the stitching head Changes to the stitching head additions or modifications may only be undertaken with the manufacturer s permission 1 13 Cleaning the machine and the disposa...

Page 9: ...Description of the Stitching Head Hohner Maschinenbau GmbH M 45 6 9 2 Description of the Stitching Head Fig 1...

Page 10: ...Part 4 Bookbinding paper processing and paper finishing machines This Operating Manual takes account of DIN EN 292 machine safety basic terminology general principles of design 2 3 Marking and type p...

Page 11: ...stitch thickness Round stitching wire No 24 26 0 60 0 50 mm 0 024 0 020 in or Round stitching wire No 26 28 0 50 0 40 mm 0 020 0 016 in or Round stitching wire No 23 0 70 mm 0 027 in Possible distance...

Page 12: ...Description of the Stitching Head M 45 6 Hohner Maschinenbau GmbH 12 Fig 2...

Page 13: ...00 033 Torx screwdriver T7 46 00 036 Torx screwdriver T10 46 00 044 Torx screwdriver T20 46 00 045 Adjusting handle 94 55 096 Holding down set complete 99 55 090 Wire clamp complete 99 55 150 Clincher...

Page 14: ...Operation M 45 6 Hohner Maschinenbau GmbH 14 3 Operation Fig 4...

Page 15: ...iver lugs on the stitching head must be located in the guides of the lifting bar Fix stitching head in stitching head mounting by tightening the tenon block with the Allen key 3 1 1 1 Lateral adjustme...

Page 16: ...Operation M 45 6 Hohner Maschinenbau GmbH 16 Fig 5...

Page 17: ...bH M 45 6 17 3 1 2 Fitting the wire guide Fig 5 Loosen screw and place wire clamp on wire guidance tube Align wire clamp with wire roller and wire feed tube in order to ensure perfect wire guidance Fi...

Page 18: ...Operation M 45 6 Hohner Maschinenbau GmbH 18 Fig 6...

Page 19: ...Operation Hohner Maschinenbau GmbH M 45 6 19 3 1 3 Fitting the clincher box Fig 6 The procedure for fitting the clincher box is described in the stitching unit instruction manual...

Page 20: ...Operation M 45 6 Hohner Maschinenbau GmbH 20 Fig 7 Fig 8...

Page 21: ...it is precisely aligned with the center of the wire formed parts Fix clincher box by tightening the clamping nuts Using the clincher box adjustment gauge Fig 8 Remove the former see page 37 Place gau...

Page 22: ...Operation M 45 6 Hohner Maschinenbau GmbH 22 Fig 9...

Page 23: ...usting handle Convey stitching wire by turning the adjusting handle to the right as far as the knife 3 3 Removing the stitching wire Fig 9 Stop wire feed move triangular handle into middle position Re...

Page 24: ...Operation M 45 6 Hohner Maschinenbau GmbH 24 Fig 10...

Page 25: ...achine s jog switch if possible b Manual wire feed cf 3 2 Feeding the stitching wire Move drive of the stitching unit downwards so that the knives are open Wire can be fed by turning the provided adju...

Page 26: ...Operation M 45 6 Hohner Maschinenbau GmbH 26 Fig 11...

Page 27: ...itching The recommended wire length for 2 sheet stitching is approx 23 mm the stitching unit must then be set to 2 sheet stitching The recommended wire length for 2 sheet stitching is approx 26 mm the...

Page 28: ...Operation M 45 6 Hohner Maschinenbau GmbH 28 Fig 12...

Page 29: ...value of the required stitch thickness in mm on the scale The leg length of the stitch is dependent on the thickness of the product to be stitched The knife box can be adjusted in order to adapt to t...

Page 30: ...Operation M 45 6 Hohner Maschinenbau GmbH 30 Fig 13 Fig 14 A B A...

Page 31: ...roove arrow A of the bender A mirror placed on the clincher box can be used to check the setting on the fitted stitching head The former must keep the wire arrow B exactly aligned with the groove arro...

Page 32: ...Operation M 45 6 Hohner Maschinenbau GmbH 32 correct incorrect incorrect Fig 15 Fig 16 Fig 17...

Page 33: ...cher box by moving it in the slot and tighten the fastening screw 3 8 3 Installing the holding down device optional narrow version Fig 16 In order to mount the holding down device screw the spring bol...

Page 34: ...Servicing M 45 6 Hohner Maschinenbau GmbH 34 4 Servicing Fig 18...

Page 35: ...nsiderably decreased and premature failure of the stitching head may occur The magnet in the former should be cleaned from time to time in order to ensure optimal wire holding force 4 1 1 Lubricants L...

Page 36: ...Servicing M 45 6 Hohner Maschinenbau GmbH 36 4 2 Installation and replacement of parts Fig 19 Fig 20...

Page 37: ...1 Replacing the former Fig 19 Fig 20 Push in clamping handle slightly and rotate by 90 Remove former forwards Installation occurs in the reverse order Make sure that the former is correctly positioned...

Page 38: ...Servicing M 45 6 Hohner Maschinenbau GmbH 38 Fig 21 Fig 22 A...

Page 39: ...386 with bender 31 55 326 Round wire no 23 Driver 31 55 334 with bender 31 55 323 Driver 3155384 with bender 31 55 323 To replace or turn the driver the central slide must be pulled down completely ar...

Page 40: ...Servicing M 45 6 Hohner Maschinenbau GmbH 40 A B Fig 24 Fig 23 Fig 25 Fig 26 Fig 27...

Page 41: ...e used three times by means of rotation Loosen and unscrew fastening screw Rotate or replace flat knife and tighten fastening screw 4 2 4 2 Replacing the circular knife Fig 25 Set position of the wire...

Page 42: ...Servicing M 45 6 Hohner Maschinenbau GmbH 42 Fig 28...

Page 43: ...Remove clincher ram downwards Turn clincher upwards in clincher box and remove from the locking pin Push new clincher onto the locking pin and turn to center of clincher box Re introduce clincher ram...

Page 44: ...ngue Wire groove in driver soiled worn or damaged remove driver cf 4 2 2 Clean driver groove or replace driver Stitching not pressed sufficiently set stitching unit to stitch thickness Stitching not p...

Page 45: ...t wire Driver damaged cf 4 2 2 Circular or flat knife worn cf 4 2 4 Wire not aligned cf 3 5 Circular or flat knife worn cf 4 2 4 Wire not aligned cf 3 5 Align clincher box cf 3 1 4 Weak or soft wire W...

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