Illustrated Catalogue of Cotton Machinery Part 17

FRONT ROLL, 1 IN. DIA.

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Allowance has been made for doffing, etc. Filling Twist used, 3.25 x square root of number of yarn.

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HEAD END GEARING RING SPINNING FRAME

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SECTIONAL VIEW RING SPINNING FRAME

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SIDE VIEW RING SPINNING FRAME

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SPINNING FRAME.

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, 17, 21, 29 and 39 T.

A2 Cylinder, 7 in. dia.

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

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

C Intermediate Gear, 156 T. for 36-in. frame; 171 T. for 39 in. frame.

C1 Builder Motion Driving Sprocket Gear, 8 T.

D Front Roll Twist Gear, 84 T.

D1 Front Roll Draft Gear, 21 and 27 T.

D2 Front Roll, usually 1 in. dia.; sometimes 1-1/16 in. dia. and 1-7/8 in. dia.

E Crown Gear, 72, 90 and 108 T.

E1 Draft Change Gear, 32-59 T., advancing by one tooth.

F Large Back Roll Gear, 79 and 89 T.

F1 Small Back Roll Gear, 28 T. for 7/8 in. dia.

Middle and Back Rolls, 29 T. for 15/16 in. dia.

Middle Roll, 1-1/16 in. dia. Back Rolls.

F2 Back Roll, usually 7/8 in. dia., sometimes 11/16 in. dia.

and 1-1/8 in. dia.

G Broad Middle Roll Intermediate Gear, 48 T.

H Middle Roll Gear, 26 T. for 7/8 in. dia. Middle and Back Rolls, 24 T. for 15/16 in. dia. Middle and 1-1/16 in. dia. Back Rolls.

I Whorl, 3/4 in., 13/16 in. and 7/8 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.

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SPINNING FRAMES.

DRAFT CALCULATIONS.

TWIST CALCULATIONS.

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When figuring the Ratio of Whirl Speed to Cylinder Speed we add 1/3 inch to the diameters to allow for the band.

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In our production tables on pages 156 to 159, the allowance for doffing, waste, etc., varies with the numbers of yarn, the percentage loss being greater for coa.r.s.e than fine work.

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RING SPINNING FRAME, DRAFT TABLE.

FRONT ROLL 1 IN. DIAM. BACK ROLL 7/8 IN. DIAM.

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RING SPINNING FRAME, DRAFT TABLE.

FRONT AND BACK ROLLS SAME DIAMETER.

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RING SPINNING FRAME, TWIST CONSTANTS.

1 IN. DIA. FRONT ROLL. 7 IN. DIA. CYLINDER.

FRONT ROLL GEAR, 84 T.

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RING SPINNING FRAME, TWIST CONSTANTS.