Transfer simulators Principles of die manufacture .1 Classification of dies
4.1.6 Transfer simulators
Tran sfer sim u lat o rs are u sed fo r t h e ad ju st m en t an d p re-set t in g o f p art - d ep en d en t t o o lin g o f t h e grip p er rails an d t h e vacu u m su ct io n cro ssbars o f large-p an el t ran sfer p resses cf. Fig. 4.4.29 an d 4.4.34 . Th e lo wer d ie an d t h e p art -d ep en d en t t o o lin g are in st alled in t h e sim u lat o r; p rio r t o p ro d u ct io n t h ese will be co u p led wit h t h e p erm an en t ly in st alled t ran s- fer co m p o n en t s o f t h e p ress Fig. 4.1.24 . Th e m o vem en t s o f t h e t ran sfer, p art an d d ie m u st be syn ch ro n ized in relat io n t o o n e an o t h er so t h at t h ere can be n o o verlap p in g at crit ical p o in t s an d co n seq u en t ly n o co llisio n bet ween t h e t ran sfer, t h e p art it self an d t h e d ie. Th u s, d at a o n grip p er an d su ct io n cu p p o sit io n s, t ran sp o rt p at h s, t ran sp o rt h eigh t , p art p o sit io n in g an d flo w d irect io n s is st o red in a p ro gram m e. Th is p ro gram m e is t ran sferred o n t o t h e p ro - d u ct io n lin e. Th e p o ssibilit y o f co llisio n s o f p art an d d ie, wh ich was alread y verified as p art o f t h e CAD d esign p ro cess, is ch ecked o u t in t h e sim u lat o r. Th e p rim ary t ask fo r t h e sim u lat o r is, h o wever, t h e m at ch in g o f t h e p art -d ep en d en t fixt u rin g t o t h e sh eet m et al p art . A t est is p er- 154 Sheet metal forming and blanking Fig. 4.1.23 Parallel lift mechanism Metal Forming Handbook Schuler c Springer-Verlag Berlin Heidelberg 1998 fo rm ed t o ascert ain wh et h er t h e p art is p o sit io n ed p recisely in it s u n i- versal st at io n an d in t h e d ie. In ad d it io n , t h e en ergy su p p ly an d co n t ro l syst em o f t h e t ran sfer rails are ch ecked fo r co rrect fu n ct io n in g. Mo d ern syst em s can also sim u lat e t h e ch an gin g o f p art -sp ecific t em p lat es u sed in t h e u n iversal st at io n . 155 Principles of die manufacture Fig. 4.1.24 Transfer simulator for a large-panel transfer press w ith crossbar transfer system Metal Forming Handbook Schuler c Springer-Verlag Berlin Heidelberg 1998 4 Sheet metal forming and blanking 4.2 Deep draw ing and stretch draw ing 4.2.1 Forming processParts
» Forming M ethods of forming and cutting technology .1 Summary
» Dividing M ethods of forming and cutting technology .1 Summary
» Combinations of processes in manufacturing
» Deformation and material flow
» Formability Basic terms .1 Flow condition and flow curve
» Units of measurement Basic terms .1 Flow condition and flow curve
» Press frame Press types and press construction
» Slide drive Press types and press construction
» Drive systems for deep draw ing presses
» Draw cushions Press types and press construction
» Clutch and brake M echanical presses .1 Determination of characteristic data
» Longitudinal and transverse shaft drive
» Gear drives Press crow n assembly
» Pneumatic system Hydraulic system
» Lubrication M echanical presses .1 Determination of characteristic data
» Hydraulic oil Hydraulic presses .1 Drive system
» Stroke limitation and damping Slide locking
» Die clamping devices Changing dies .1 Die handling
» Electrical components of presses Operating and visualization system
» Structure of electrical control systems
» Functional structure of the control system M ajor electronic control components
» Architecture and hardw are configuration Architecture of the PLC softw are
» Future outlook Press control systems .1 Functions of the control system
» Legislation Press safety and certification .1 Accident prevention
» European safety requirements Press safety and certification .1 Accident prevention
» CE marking Press safety and certification .1 Accident prevention
» M easures to be undertaken by the user
» Safety requirements in the USA
» Casting components for presses
» Die development Principles of die manufacture .1 Classification of dies
» Die materials Casting of dies
» Try-out equipment Principles of die manufacture .1 Classification of dies
» Transfer simulators Principles of die manufacture .1 Classification of dies
» M aterials for sheet metal forming
» Friction, w ear and lubrication during sheet metal forming
» Hydro-mechanical deep draw ing
» Active hydro-mechanical draw ing
» Coil lines 3c handbook metal forming
» Production lines for the manufacture of flat radiator plates
» Lines for side member manufacture
» Destackers and blank turnover stations
» Press lines Sheet metal forming lines .1 Universal presses
» Transfer presses for small and medium sized parts
» Large-panel tri-axis transfer presses
» Crossbar transfer presses Sheet metal forming lines .1 Universal presses
» Presses for plastics Sheet metal forming lines .1 Universal presses
» Stacking units for finished parts
» Control systems for large-panel transfer presses
» Blanking processes 3c handbook metal forming
» Blanking lines Shearing lines .1 Slitting lines
» High-speed blanking lines Shearing lines .1 Slitting lines
» Lines for the production of electric motor laminations
» Production and processing of tailored blanks
» Perforating presses Shearing lines .1 Slitting lines
» Control systems for blanking presses
» Fine blanking process Fine blanking
» Fine blanking materials, forces, quality characteristics and part variety
» Fine blanking tools Fine blanking
» Fine blanking presses and lines
» Roll forming and variety of sections
» Roller straightening Bending .1 Bending process
» Layout Organization of stamping plants .1 Design
» Quality assurance through quality control
» Types of hydroformed components
» Fields of application Process technology and example applications .1 Process technology
» Feasibility studies Component development .1 User-oriented project management
» Component design Component development .1 User-oriented project management
» M aterials and heat treatment
» Preforms and preparation M aterials and preforms for producing hydroformed components
» General Presses for hydroforming
» Technical and economic considerations
» General 3c handbook metal forming
» Workpiece properties Benefits of solid forming .1 Economic aspects
» M aterials M aterials, billet production and surface treatment
» Surface treatment M aterials, billet production and surface treatment
» The formed part Formed part and process plan
» Process plan Formed part and process plan
» Forw ard tube extrusion Backw ard cup extrusion and centering
» Reducing open die forw ard extrusion
» Ironing Upsetting Force and w ork requirement
» Loading station Part transfer
» Transfer study Part transfer
» Die closing systems multiple-action dies
» M echanical presses Presses used for solid forming .1 Choice of press
» Hydraulic presses Presses used for solid forming .1 Choice of press
» Supplementary equipment Presses used for solid forming .1 Choice of press
» Special features of hot and w arm forming lines
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