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{{Short description|Type of circular saw}}
'''Pendulum saw''' or '''Swing saw''' is a mechanically powered [[circular saw]].
[[Image:Swing-saw-clip-art.JPG|right|thumb|250px| Pendulum saw or swing saw, side view, a circular saw hung from a swinging arm, for cross cutting wood. Shown in the cutting position]]
A swing Saw is often used for rough [[Crosscut saw | cross cutting]] [[wood]] in a [[sawmill]]. Also for [[Ice cutting | cutting ice]] out of a [[freezing | frozen]] [[river]]s. The saw is hung on a swinging arm, some times with a [[Counterweight | counter balance]] weight. Swing saw is also sometimes called a ''Cut-Off Trim Saw'' in a mill for cutting right angle to the direction of the [[wood grain]].


A '''pendulum saw''' or '''swing saw''' is a mechanically powered [[circular saw]] with the blade mounted so it can swing into the material.
A swing saw is used to get [[Ice#Ice_harvesting | ice out]] of the river for the [[Harbin International Ice and Snow Sculpture Festival]] each year. The swing saws carve ice into blocks, from the frozen surface of the [[Songhua River]].<ref name=coldestcity>{{cite web |url=http://www.smh.com.au/travel/ice-is-money-in-chinas-coldest-city-20081113-62yj.html |title=Ice is money in China's coldest city |author=AFP |date=13 November 2008 |publisher=The Sydney Morning Herald |accessdate=26 December 2009}}</ref> Many [[Ice sculpture]]s are made from the ice.

==Operation==
A swing saw is used for [[Crosscut saw|cross cutting]] wood in a [[sawmill]], or for [[Ice cutting|cutting ice]] off of a frozen body of waters. The saw is hung on a swinging arm, sometimes with a [[Counterweight|counterbalance]] weight.

A swing saw is also sometimes called a ''cut-off trim saw'' in a mill for cutting right angle to the direction of the [[wood grain]]. A swing saw is a very dangerous tool, even with a blade guard. Early models were driven by a [[Belt (mechanical)|belt]], usually made of [[leather]], that was powered by a [[water mill]] or later a [[steam engine]]. Today the power source is an [[electric motor]] or a [[gas engine]]

==Harbin International Ice and Snow Sculpture Festival==
Swing saws are used to carve [[Ice#Harvesting|ice blocks]] from the frozen [[Songhua River]] for the [[Harbin International Ice and Snow Sculpture Festival]] each year.<ref name=coldestcity>{{cite web |url=http://www.smh.com.au/travel/ice-is-money-in-chinas-coldest-city-20081113-62yj.html |title=Ice is money in China's coldest city |author=AFP |date=13 November 2008 |publisher=The Sydney Morning Herald |accessdate=26 December 2009}}</ref>


== See also ==
== See also ==
* [[Saw chain]]
* [[Saw chain]]
* [[Saw pit]]
* [[Saw pit]]
* [[Sawgrass (disambiguation)]]
* [[Sharpening]]
* [[Sharpening]]
* [[Two-man saw]]
* [[Two-man saw]]
* [[Watersaw]]
* [[Watersaw]]
* [[Diamond tools]]
* [[Diamond tools]]
* [[Ice hotel]]
* [[Ice palace]]


== References ==
== References ==
{{reflist}}
{{reflist}}

==External links==
*[http://www.osha.gov/SLTC/etools/woodworking/swing_cutoff.html osha.gov use of Swing Saw]
*[http://www.osha.gov/SLTC/etools/woodworking/swing_cutoff.html osha.gov use of Swing Saw]
*[http://www.btsrr.com/pix/machinery-swing-left-2.jpg btsrr.com Model of a Swing Saw]
*[http://www.btsrr.com/pix/machinery-swing-left-2.jpg btsrr.com Model of a Swing Saw]
*[http://www.americanartifacts.com/smma/advert/ay248.htm americanartifacts.com homemade Swing Saw]
*[http://www.americanartifacts.com/smma/advert/ay248.htm americanartifacts.com homemade Swing Saw]
*[http://static.flickr.com/2233/2164703948_6d8ab097c0_z.jpg flickr.com Swing Saw plans]
*[http://static.flickr.com/2233/2164703948_6d8ab097c0_z.jpg flickr.com Swing Saw plans]
*[http://www.westernscalemodels.com/images/A%20cut-off%20saw%203%20edit.JPG westernscalemodels.com Cut-Off Trim Saw model]
*[http://www.westernscalemodels.com/images/A%20cut-off%20saw%203%20edit.JPG westernscalemodels.com Cut-Off Trim Saw model]
*[http://chestofbooks.com/home-improvement/workshop/Turning-Mechanical/Section-IV-Rectilinear-Or-Reciprocating-Saw-Machines.html chestofbooks.com early Pendulum saw, not circular]
*[http://chestofbooks.com/home-improvement/workshop/Turning-Mechanical/Section-IV-Rectilinear-Or-Reciprocating-Saw-Machines.html chestofbooks.com early Pendulum saw, not circular]
*[http://books.google.com/books?id=GQ8EAAAAYAAJ&pg=PA12&lpg=PA12&dq=Pendulum+saw+sawmill&source=bl&ots=n5OPtBEIzM&sig=JKQ4QCw7el8Y6TXVdFJpNM_xRGg&hl=en&sa=X&ei=eoMoT9aCIejRiALplIWaAQ&ved=0CEEQ6AEwBA#v=onepage&q=Pendulum%20saw%20sawmill&f=false The Encyclopædia Britannica: a dictionary of arts, sciences, Volume 29, page 12 gbook, Pendulum saw]
*[https://books.google.com/books?id=GQ8EAAAAYAAJ&dq=Pendulum+saw+sawmill&pg=PA12 The Encyclopædia Britannica: a dictionary of arts, sciences, Volume 29, page 12 gbook, Pendulum saw]

{{Cutting and abrasive tools}}
{{Woodworking}}

[[Category:Cutting machines]]
[[Category:Saws]]
[[Category:Woodworking machines]]

Latest revision as of 10:09, 7 July 2023

Pendulum saw or swing saw, side view, a circular saw hung from a swinging arm, for cross cutting wood. Shown in the cutting position

A pendulum saw or swing saw is a mechanically powered circular saw with the blade mounted so it can swing into the material.

Operation[edit]

A swing saw is used for cross cutting wood in a sawmill, or for cutting ice off of a frozen body of waters. The saw is hung on a swinging arm, sometimes with a counterbalance weight.

A swing saw is also sometimes called a cut-off trim saw in a mill for cutting right angle to the direction of the wood grain. A swing saw is a very dangerous tool, even with a blade guard. Early models were driven by a belt, usually made of leather, that was powered by a water mill or later a steam engine. Today the power source is an electric motor or a gas engine

Harbin International Ice and Snow Sculpture Festival[edit]

Swing saws are used to carve ice blocks from the frozen Songhua River for the Harbin International Ice and Snow Sculpture Festival each year.[1]

See also[edit]

References[edit]

  1. ^ AFP (13 November 2008). "Ice is money in China's coldest city". The Sydney Morning Herald. Retrieved 26 December 2009.

External links[edit]