Illustrated Catalogue of Cotton Machinery Part 21

TABLE SHOWING NUMBER OF POUNDS TWISTED YARN PRODUCED IN 10 HOURS--6 PLY.

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Allowance has been made for doffing, waste, cleaning, etc.

{203}

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HEAD END GEARING TWISTER

{204}

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SINGLE LINE BOTTOM ROLL

DOUBLE LINE BOTTOM ROLLS ARRANGEMENTS OF ROLLS TWISTER

{205}

TWISTERS.

ALPHABETICAL REFERENCES TO DRAWINGS.

A Driving Pulley, 8 in. to 18 in. dia., advancing by 1/2 in. increments, 3-1/4 in. face.

A1 Cylinder Gear, 21, 25, 29, 30, 39 and 49 T.

A2 Cylinder, 7 in. and 8 in. dia.

B Jack Gear, 72, 76, 80, 84, 86, 96 and 106 T.

B1 Twist Change Gear, 25 to 67 T., advancing by one tooth.

C Intermediate Gear, 171 T.

C1 Builder Motion Driving Sprocket Gear, 8 T.

D Front Roll Twist Gear, 108 and 92 T., Single Line Bottom Roll.

Head End Stud Gear, 108 T., Double Line l Bottom Rolls.

D1 Head End Stud Change Gear, 23, 27, 32 and 36 T.

E Front Roll Change Gear, 36, 32, 27 and 23 T.

E1 Front Roll Gear, 39 T.

E2 Front Roll, 1-1/2 in. dia.

F Back Roll Intermediate Gear, 48 T.

G Back Roll Gear, 40 T.

G1 Back Roll, 1-1/2 in. dia.

H Top Roll, 2-1/2 in. dia.

I Whorl, 7/8 in., 1-1/8 in., 1-3/8 in., 1-5/8 in. and 2-1/2 in. dia.

J Carrier Sprocket Gear, 10 T.

K Builder Motion Worm Shaft Sprocket Gear, 12, 14, 16, 18, 20, 22 and 24 T., dependent upon the Number of Yarn.

L Carrier Sprocket Gear, 7 T.

NOTE--For Letters A and I refer to Spinning Frame cut on page 161.

{206}

TWISTERS.

TWIST CALCULATIONS.

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{207}

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In our production tables on pages 198 to 202 the allowance for doffing, waste, etc., varies with the numbers of twisted yarn, the percentage loss being greater for coa.r.s.e than fine work. See pages 196 and 197 for percentage deducted.

{208}

TWIST GEARING CONSTANTS FOR TWISTERS.

1-1/2-IN. SINGLE LINE BOTTOM ROLLS. 7-IN. DIA. CYLINDER.

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Rule to find change gear: Divide Constant by Twist per inch required.

{209}

TWIST GEARING CONSTANTS FOR TWISTERS.

1-1/2-IN. DOUBLE LINE BOTTOM ROLLS. 8-IN. DIA. CYLINDER.

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Rule to find change gear: Divide Constant by Twist per inch required.

{210}

TWIST TABLE FOR TWISTERS.

1-1/2 IN. SINGLE LINE BOTTOM ROLLS. FRONT ROLL GEAR, 108.

1-1/8 IN. DIA. WHIRL ON SPINDLE.

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{211}

TWIST TABLE FOR TWISTERS.

1-1/2 IN. SINGLE LINE BOTTOM ROLLS. FRONT ROLL GEAR, 108.

1-3/8 IN. DIA. WHIRL ON SPINDLE.

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