PL422367A1 - Drive unit of a frame saw - Google Patents

Drive unit of a frame saw

Info

Publication number
PL422367A1
PL422367A1 PL422367A PL42236717A PL422367A1 PL 422367 A1 PL422367 A1 PL 422367A1 PL 422367 A PL422367 A PL 422367A PL 42236717 A PL42236717 A PL 42236717A PL 422367 A1 PL422367 A1 PL 422367A1
Authority
PL
Poland
Prior art keywords
crankshafts
crank
balancing masses
drive unit
flywheels
Prior art date
Application number
PL422367A
Other languages
Polish (pl)
Other versions
PL242280B1 (en
Inventor
Arkadiusz KRAWCZUK
Original Assignee
Krawczuk Arkadiusz
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Krawczuk Arkadiusz filed Critical Krawczuk Arkadiusz
Priority to PL422367A priority Critical patent/PL242280B1/en
Priority to PCT/PL2018/000073 priority patent/WO2019022625A1/en
Priority to EP18759435.3A priority patent/EP3658344B1/en
Publication of PL422367A1 publication Critical patent/PL422367A1/en
Publication of PL242280B1 publication Critical patent/PL242280B1/en

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
    • B27B—SAWS FOR WOOD OR SIMILAR MATERIAL; COMPONENTS OR ACCESSORIES THEREFOR
    • B27B3/00—Gang saw mills; Other sawing machines with reciprocating saw blades, specially designed for length sawing of trunks
    • B27B3/02—Gang saw mills; Other sawing machines with reciprocating saw blades, specially designed for length sawing of trunks with vertically-reciprocating saw frame
    • B27B3/12—Mechanisms for producing the reciprocating movement of the saw frame; Arrangements for damping vibration; Arrangements for counter-balancing

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Wood Science & Technology (AREA)
  • Forests & Forestry (AREA)
  • Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)

Abstract

Zespół napędowy traka ramowego zaopatrzony w silnik napędowy, przekładnię, korbowe wały napędowe i korbowody oraz koła zamachowe oraz masy wyważające, przy czym wały korbowe są zabudowane prostopadle do płaszczyzny ramy piłowej i mają symetrycznie rozmieszczone masy wyważające, charakteryzuje się tym, że układ korbowy obejmujący wały korbowe (3), korbowody (4) a także masy wyważające oraz koła zamachowe, zabudowany jest wewnątrz masywnej skrzyni korbowej, przy czym wały korbowe (3) są dzielone w miejscach osadzenia łożysk korbowych (5). Zespół według zastrz. 1, charakteryzuje się tym, że wały korbowe (3) są podparte na obu końcach przez łożyska główne (8) wału korbowego (3), które są, korzystnie, toczne i samosmarowe.The frame saw drive assembly equipped with a drive engine, gearbox, crankshafts and connecting rods as well as flywheels and balancing masses, the crankshafts are built perpendicular to the plane of the saw frame and have symmetrically distributed balancing masses, characterized by a crank system including shafts crank (3), connecting rods (4) as well as balancing masses and flywheels, it is built inside a massive crankcase, the crankshafts (3) are divided in places where the crank bearings (5) are mounted. Team according to claim 1, characterized in that the crankshafts (3) are supported at both ends by main bearings (8) of the crankshaft (3), which are preferably rolling and self-lubricating.

PL422367A 2017-07-27 2017-07-27 Frame sawmill drive unit PL242280B1 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
PL422367A PL242280B1 (en) 2017-07-27 2017-07-27 Frame sawmill drive unit
PCT/PL2018/000073 WO2019022625A1 (en) 2017-07-27 2018-07-19 Drive unit of a gang saw
EP18759435.3A EP3658344B1 (en) 2017-07-27 2018-07-19 Drive unit of a gang saw

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PL422367A PL242280B1 (en) 2017-07-27 2017-07-27 Frame sawmill drive unit

Publications (2)

Publication Number Publication Date
PL422367A1 true PL422367A1 (en) 2019-01-28
PL242280B1 PL242280B1 (en) 2023-02-06

Family

ID=63364133

Family Applications (1)

Application Number Title Priority Date Filing Date
PL422367A PL242280B1 (en) 2017-07-27 2017-07-27 Frame sawmill drive unit

Country Status (3)

Country Link
EP (1) EP3658344B1 (en)
PL (1) PL242280B1 (en)
WO (1) WO2019022625A1 (en)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR491859A (en) * 1918-06-24 1919-06-20 Henri Dutin Reciprocating saw
CH90359A (en) * 1920-05-12 1921-08-16 Rapide S A Reciprocating saw.
FI10037A (en) * 1924-01-18 Anordning vid ramsågar
US2875795A (en) * 1954-08-31 1959-03-03 Woodruff Alvin Single sash gang sawmill
DE2721842A1 (en) * 1977-05-13 1978-11-23 Esterer Ag Maschf Frame-saw machine mass equilibrium system - has crankshaft and two counter compensating shafts on transportable sub-unit

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1043615B (en) * 1956-04-12 1958-11-13 Zuckermann Komm Ges Wien Masch Drive for the saw frame of gang saws guided in slideways
DE1628872A1 (en) * 1967-05-19 1971-04-01 Gerb William Dipl Ing Device for vibration isolation of saw frames
US4226223A (en) * 1977-12-01 1980-10-07 Ermanno Pacini Machine for sawing blocks of solid, especially stony materials, such as marble, granite and the like
US5682844A (en) * 1996-12-30 1997-11-04 Wittner; John A. Twin crankshaft mechanism with arced connecting rods
GB2349417A (en) * 1999-04-26 2000-11-01 Brian Mawdsley I.c. engine with piston connected by two con-rods to a pair of contra-rotating crankshafts

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI10037A (en) * 1924-01-18 Anordning vid ramsågar
FR491859A (en) * 1918-06-24 1919-06-20 Henri Dutin Reciprocating saw
CH90359A (en) * 1920-05-12 1921-08-16 Rapide S A Reciprocating saw.
US2875795A (en) * 1954-08-31 1959-03-03 Woodruff Alvin Single sash gang sawmill
DE2721842A1 (en) * 1977-05-13 1978-11-23 Esterer Ag Maschf Frame-saw machine mass equilibrium system - has crankshaft and two counter compensating shafts on transportable sub-unit

Also Published As

Publication number Publication date
PL242280B1 (en) 2023-02-06
EP3658344A1 (en) 2020-06-03
EP3658344B1 (en) 2024-02-14
WO2019022625A1 (en) 2019-01-31

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