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Harburg-Freudenberger
A member of the POSSEHL-group

Tire Building Machines

Unistage Tire Building Machine PCR/LTR-1+2

Our tire building machines are designed and built with greatest accuracy. Once assembled and aligned, it guarantees many years of high precision perfomance.
Output exceeds 1,200 tires a day, generally reaching up to 1,400 while maintaining constant tire uniformity. Our highly automated machines combine high production output and consistently high product quality with low manpower requirements and low maintenance costs.

Unistage Tire Building Machine
PCR/LTR-1+2

  1. ReifenaufbaumaschineBelt building machine
  2. Belt building drum
  3. Automatic belt server
     3.1 Let off station belt
  4. Automatic ply server with integrated pre-assembling  4.1 PA let off station
     4.2 BP1 let off station
     4.3 BP2 let off station
  5. Transfer station
  6. Transfer ring
  7. Bead setting device
  8. Tire building machine
  9. Tire building drum
  10. Dynamic stitcher
  11. Reel tread server
  12. Main switch cabinet
  13. Operator`s panel
  14. Industrial PC
  15. JLB server /let-off station
  16. Chafer server

 

 

 

Unistage Tire Building Machine PCR/LTR-1+2
Important Developments

  • Main machine
    • use of components wellproved in production
    • head, tailstock and bridge are one welding part
    • higher rigidity
    • easier installation and maintenance
    • cost-saving (no foundationframe etc.)
    • integrated switch cabinets
  • Transfer system
    • combined bead setting and pusher device (servo controlled pushing, suitable for TOS or SOT)
    • segmented pusher / bead setting components (suitable for 2 inch- sizes each)
  • Safety equipment
    • safety analyses due to demand for CE conformity
    • protection of operator and complete TBM via protective railing, light barriers, safety mats and scanners
  • Dynamic stitcher
    • axial and radial movements by servo drives
    • separate sidewall stitching possible
    • quick and precise motions
    • modular design / cost-saving

Service

We take pride in being a reliable service partner after the machinery has been delivered. Detailed service requirements should be determined in an individual meeting.

Parts of a Modern PCR Tire

  1. tread
  2. base
  3. cap ply/JLB
  4. steel cord belt
  5. carcass
  6. innerliner
  7. side wall
  8. apex
  9. bead
  10. abrasion strip
Machine Type TBM Unistage** PCR 1+2 Tires
Bead range/size in12 - 20
Green tire ø mm480 - 800
Tire assembly drum ø mm286 - 482
Bead to bead distance mm
(outer edges of bead)
280 - 600
Shaping stroke mmmax. 150
Body ply width (BP) mm280 - 870
Pre-assembly width (PA) mm380 - 1000
Belt building drum ø (expanded) mm460 - 560
 490 - 590
 540 - 640
Belt building drum ø with slip-on segments (expanded) mm590 - 690
 640 - 740
 640 - 770
Belt length form tip to tip mmmax. 3405
Belt width mm100 - 350
Cap ply width mm115 - 250
JLB tension control width of material mm10 - 25
Transfer ring, working range ø mm480 - 670
Cap ply width mm115 - 250
 650 - 820
Tread length mmmax. 2500
Tread width mmmax. 350
Chafer strips or cushion strips mm40 - 80 (min./max. width)
 240 - 640 (distance)
Connect load kWapprox. 30
Total weight of tire building machine kgmax. 20000 - 23000
Production output of green tire (attainable)800 - 1400* tires per day

* depending on customer's material, operator's skill and number of tire components
** other dimensions upon customer request are possible

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