h"p://designforeveryone.howest.be/  

Weegschaal  2011  

h"p://designforeveryone.howest.be/  

Bram  Synaeve  /  Arne  Desmet/Ode"e  Moreno  

ProducAon  Ame:  10h  80  euro    

h"p://weegschaal2011.blogspot.com/  

ASSEMBLY  MANUAL  

h"p://designforeveryone.howest.be/  

BILL  OF  MATERIAL  -­‐  Wooden  frame  -­‐  Plexiglass  front  plate  -­‐  Plexiglass  backplate  -­‐  Aluminium  profile    dim:  20x40x2000  -­‐  2  allen  bolts  -­‐  2  top  hinge  parts  -­‐  2  bo"om  hinge  parts  -­‐  self-­‐callibraAng  scale  with  4  separate  sensors  -­‐  7  black  wood  screws  -­‐  2  black  profile  caps  -­‐  6  rubber  strips  -­‐  Electric  wires  -  Matte black car lacquer spray paint  -­‐   

 

Weegschaal  2011  

How  many    different  tools  are  needed  

12  standard  parts  

15  parts  tailor  made  

2   DESCRIPTION   The   internal   frame   of  the   scale   is  made   of   one   piece   of  wood.   Use   a  laser  or  a  milling  machine  to  cut  the  shape  out  of  a  plate  of  mulAplex  with  a  thickness  of  16  mm.  

WEEGSCHAAL  2011  

technical  plan  2.0.1  

15  minutes  

Laser  cu"er  or  milling  machine  

MulAplex  plate  thickness  16  mm  

0  parts  added  

Plate:  2  euro,  laser:  5  euro  

3   DESCRIPTION   Use   a   Dremel   or   a  milling  machine  to  mill  the  grooves  for  the  wires  in   the   wooden   frame.   Use   drawing   2.0.2   as   a  guide  for  the  locaAon  of  the  grooves.  The  width  and  depth  of  the  grooves  depends  on  the  type  of  wires  used.  

WEEGSCHAAL  2011  

30  minutes  

Dremel  or  milling  machine,  cu"er  

0  parts  added  

0  euro  

Technical  plan  2.0.2  

2   DESCRIPTION  The  cover  plates  of  the  scale  are  made  of  plexiglas  with  a  thickness  of  2  mm.   Use   a   laser   cu"er   to   cut   the   front   and  backplate  out  of  the  plate  of  plexiglas.  

WEEGSCHAAL  2011  

technical  plan  2.0.2  and  2.0.3  

15  minutes  

Laser  cu"er  

Plexiglass  plate  thickness  2  mm  

0  parts  added  

Plate:  10  euro,  laser:  5  euro  

3   DESCRIPTION   Print   and   cut   a   small  rectangle   out   of   adhesive   paper   and   paste   it  onto   the   front   plate.   See   technical   plans   for  dimensions.  Paint  the  two  plexi  glass  covers  on  one  side.  Use  ma"e   black   car   lacquer   spray   paint.   Paint   two  layers.  Wait  3  minutes  between  each   layer.  The  paint   is   completely   dry   aYer   24h.   Paint   the  wooden  frame  in  the  same  colour.  

WEEGSCHAAL  2011  

technical plan 2.0.2 and 2.0.3

10  minutes  

Ma"e  black  car  lacquer  spray  paint,  adhesive  paper,  printer,  scissors    Spray  paint  

0  parts  added  

6  euro  

3   DESCRIPTION   Drill   7   holes   in   the  plexiglass   back   plate.   Use   a   drill   with   a   bigger  diameter  to  make  chamfered  edges  at  the  holes.    

WEEGSCHAAL  2011  

technical plan 2.0.2 and 2.0.3

10  minutes  

Drills  (diameter  5  and  9),  drill  machine    

0  parts  added  

0  euro  

4   DESCRIPTION  Use  the   lathe  to  make  the  hinge  parts  out  of  aluminium.  There  are  two  hinges   on   the   scale.   Each   hinge   consists   of   an  upper   part,   a   lower   part   and   a   bolt.   (see  technical  drawing  3.0.1).    Add  a  thread  inside  the  upper   part.   The   pieces   can   be   finished   with  pollish.  

WEEGSCHAAL  2011  

technical  plan  3.0.1    

2  x  45  minutes  

Lathe,  pollish  

Aluminium  

0  parts  added  

8  euro  

5   DESCRIPTION   The   legs   of   the   scale  consist  of  aluminium  profiles.  Cut  the  profiles  to  the   correct   lenght  with   a   steel   saw.   Create   the  fillets  on  one  side  of  each  profile.  Finish  them  off  with  a  sanding  machine.  Remove  a  rectangle  on  the  side  of  each  profile.  

WEEGSCHAAL  2011  

technical  plan  4.0.1  and  4.0.2  

2  x    1h  15  minutes  

Sanding  machine,  iron  saw  

Aluminium  profiles  dimensions:  20x40x2000  

0  parts  added  

8  euro  

6   DESCRIPTION   Drill   3   holes   in   each  profile.  Start  with  a  small  diameter  drill  and  drill  again   with   the   correct   diameter.   See   technical  plan  4.0.1  and  4.0.2  for  the  locaAon  of  the  holes.    

WEEGSCHAAL  2011  

technical  plan  4.0.1  en  4.0.2  

2  x    30  minutes  

Drill  machine,  drills  with  diameter  6  and  20  

0  parts  added  

0  euro  

7   DESCRIPTION   Print   the   drawings   for  the   rubber  parts   on   an  A4   sheet,   scale   1:1.   Cut  the  shapes  with  scissors.  Place  the  cut-­‐outs  onto  a   sheet   of   rubber.   Draw   with   a   marker   the  outlines   of   the   shape   onto   the   rubber.   Cut   the  six  rubber  parts  with  an  exacto  knife.  Cut  along  a  ruler  to  make  straight  cuts.  

WEEGSCHAAL  2011  

technical  plan  5.0.1    

45  minutes  

Exacto  knife,  ruler,  printer,  scissors,  marker  

0  parts  added  

5  euro  

Sheet  of  rubber  

8   DESCRIPTION   Buy   a   scale   with   4  sensors   in   seperate   housings.   Remove   the  backcover  and   the  ba"ery.  Remove   the   sensors  from  the  glass  plate  with  a  screwdriver.  Separate  the   two   front   sensors   from   the   rest   of   the  electronics.   Cut   the   electric   wires   that   connect  the  sensors  with  the  electronics.    

WEEGSCHAAL  2011  

No  technical  plan  

30  minutes  

Straight  screwdriver,  Philips  screwdriver,  saw,  pliers  

0  parts  added  

26  euro  

Scale  

9   DESCRIPTION   A"ach   the   top   plexi  plate   to   the   wooden   frame.   Use   strong   double  sided  tape  or  glue  to  do  this.    

WEEGSCHAAL  2011  

No  technical  plan,  see  exploded  view  

10  minutes  

Glue/double  sided  tape  

1  part  added  

0  euro  

10   DESCRIPTION   Remove   the   rectangle  on   the   painted   side.   The   place   where   this  rectangle   used   to   be   is   now   a   translucent  rectangle.   Apply   glue   or   strong   double   sided  tape   onto   the   border   around   the   translucent  rectangle.   Now   paste   the   electronics   onto   the  plexiglass.  

WEEGSCHAAL  2011  

No  technical  plan    

10  minutes  

Exacto  knife  

Glue/double  sided  tape  

1  part  added  

0  euro  

11   DESCRIPTION   Cut   two   pieces   of  telephone  wire  to  put  between  the  back  sensors  and   the   electronics.   Strip   the   isolators   away   on  the   ends   of   the   wires.   Use   a   solder   iron   and  solder   wire   to   solder   the   front   sensors   to   the  electronics.  Solder   the  pieces  of   telephone  wire  to  the  connecAng  wires  for  the  back  sensors.    

WEEGSCHAAL  2011  

No  technical  plan  

30  minutes  

Solder  iron,  solder  wire  

Which  parts  are  standard  and  bought  

2  pieces  telephone  wire  

0  euro  

12   DESCRIPTION   Put   the  wires   into   the  grooves   and   apply   hotmelt   glue   onto   the  wirse  to  keep  them  in  place.  

WEEGSCHAAL  2011  

No  technical  plan  

10  minutes  

Hotmelt  pistol  

Hotmelt  

No  parts  added  

1  euro  

13   DESCRIPTION   Put   the  wires   thru   the  holes   in   the  profiles.  Solder   the  back  sensors   to  the   telephone   wires.   Put   the   ba"ery   in   the  system  and  check  if  the  sensors  work  correctly.      

WEEGSCHAAL  2011  

No  technical  plan  

10  minutes  

Soldering  iron,  soldering  An  

2  parts  added  

0  euro  

14   DESCRIPTION   Wrap   a   piece   of   tape  around   every   solder   point.   This   is   to   prevent   a  short  circuit.  

WEEGSCHAAL  2011  

No  technical  plan  

10  minutes  

Tape  

0  parts  added  

0  euro  

15   DESCRIPTION   A"ach   the   back  sensors   onto   the   profiles   with   strong   double  sided   tape.   A"ach   the   front   sensors   to   the  wooden  frame  with  double  sided  tape.  

WEEGSCHAAL  2011  

No  technical  plan  

10  minutes  

Strong  double  sided  tape  

0  parts  added  

0  euro  

16   DESCRIPTION   Put   the   profile   caps  onto  the  ends  of  each  profile.  Use  a  hamer  when  the   caps   are   too   Aght   to   press   them   into   the  profiles.  

WEEGSCHAAL  2011  

No  technical  plan  

1  minute  

hamer  

Profile  caps  

2  parts  added  

2  euro  

17   DESCRIPTION   Slide  each  profile  onto  the   wooden   frame.   Put   the   two   parts   of   the  hinge   in   the   hole.   Tighten   the   two   parts   onto  each  other  with  an  allen  bolt.  

WEEGSCHAAL  2011  

No  technical  plan  

2  minutes  

Allen  wrench  

2  allen  bolts  

6  parts  added  

1  euro  

18   DESCRIPTION   Paste  the  rubber  parts  onto   the   plexiglass   front   plate   and   the   profiles.  Use  strong  double  sided  tape  or  glue.  

WEEGSCHAAL  2011  

technical  plan  5.0.2  

10  minutes  

4  parts  added  

0  euro  

Glue/double  sided  tape  

19   DESCRIPTION   Cut   two   strips   of  rubber.   The  width   of   the   strips   is   the   height   of  the  back  sensors.    A"ach  the  ends  of  the  rubber  strips   onto   each   other   with   super   glue.   The  rubber   strips   will   be   strapped   around   the   back  sensors.  Make  sure   the  diameter  op   the   rubber  ring   is   slightly   smaller   than   the  diameter  of   the  sensors.  

WEEGSCHAAL  2011  

No  technical  plan  

2  minutes  

Super  glue  

0  parts  added  

0  euro  

20   DESCRIPTION   Strap   the   rubber   rings  around  the  back  sensors.  

WEEGSCHAAL  2011  

No  technical  plan  

1  minute  

No  tools  

2  parts  added  

0  euro  

21   DESCRIPTION   Screw   the   back   plate  onto  the  wooden  frame  with  black  screws.  

WEEGSCHAAL  2011  

No  technical  plan  

5  minute  

Philips  screwdriver  

8  parts  added  

0  euro  

22   DESCRIPTION   Congrats,   you  finished  the  scale!  Place  a  chair  onto  the  scale  and  check  your  weight.  

WEEGSCHAAL  2011  

No  technical  plan  

1  minute  

A  chair,  yourself  

0  parts  added  

0  euro  

TECHNICAL    ADDENDUM      

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EXPLODED  VIEW  

Drawing  2.0.1  

Drawing  2.0.2  

Drawing  2.0.2  

Drawing  2.0.3  

Drawing  3.0.1  

Drawing  4.0.1  

Drawing  4.0.2  

Drawing  5.0.1  

Drawing  5.0.2  

TEAM  CONTACTS      

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desmet.arne@gmail.com  TEL  +32  497  23  64  07  

bseynaeve@gmail.com  TEL  +32  474  87  31  26  

ode"emlp@gmail.com  TEL  +32  471  74  07  09  

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