目錄
Chapter 1 Introduction to Yarn and Spinning
1.1 Introduction
1.2 Historical development of spinning technology
1.2.1 History of spinning
1.2.2 Development of yarn spinning
1.3 Definition and classification of yarn
1.3.1 Definition of yarn
1.3.2 Classification of yarns
1.4 Principle and process of spinning
1.4.1 Principle of spinning
1.4.2 Spinning process
1.5 Spinning systems for different fibers
1.5.1 Cotton spinning system
1.5.2 Wool spinning system
1.5.3 Bast fiber spinning system
1.5.4 Spun silk spinning system
1.6 Summary and prospect
1.6.1 Summary
1.6.2 Prospect
Questions and excises
Chapter 2 Fibers Assortment and Blending
2.1 Introduction
2.2 Properties of textile fibers and their influence on spinning
2.2.1 Types of textile fiber
2.2.2 Brief introduction to conventional textile fibers
2.2.3 Effects of fiber properties on spinning
2.3 Raw material assortments
2.3.1 The purpose of assorting cotton
2.3.2 Selection and assorting for cotton materials
2.3.3 Selection of man-made fibers
2.4 Mixing of raw materials
2.4.1 Mixing method
2.4.2 Mixing evaluation
2.4.3 Mixing ratio
2.4.4 Calculation of properties or performance indicators of mixed materials
Questions and excises
Chapter 3 Opening, Cleaning and Carding
3.1 Introduction
3.2 Opening, cleaning and blending
3.2.1 Opening actions
3.2.2 Cleaning actions
3.2.3 Tuft blending
3.2.4 Opening, cleaning and blending sequence
3.3 Carding
3.3.1 Carding actions
3.3.2 The operation of revolving flat card
3.3.3 Processing parameters and sliver quality
3.3.4 Autoleveling
Questions and excises
Chapter 4 Combing
4.1 Introduction
4.1.1 The purpose of combing
4.1.2 The type of combing machine
4.1.3 Essence of combing
4.2 Preparation for combing
4.2.1 Tasks of preparation process of combing
4.2.2 Process of combing preparation
4.3 Process and mechanism of combing
4.3.1 The process of combing
4.3.2 The operation cycle of rectilinear comber
4.3.3 Process analysis of comber
4.4 Technical parameters design and their influence on the quality of combing
4.4.1 Weight of input lap (or sheet)
4.4.2 Feeding type and feeding length
4.4.3 Noil gauge
4.4.4 Top comb gauge
4.4.5 Combed sliver weight
4.5 Quality index of combed sliver
Questions and excises
Chapter 5 Drawing
5.1 Introduction
5.1.1 General description
5.1.2 Draw frame layout and operation process
5.2 Principles of drafting
5.2.1 Definition
5.2.2 Friction forces field in drafting zone
5.2.3 Fibers behaviors in drafting zone
5.2.4 Leading force and controlling force
5.2.5 Drafting force and gripping force
5.2.6 Fiber movement and sliver unevenness
5.2.7 Drafting systems on a draw frame
5.2.8 Top roller pressure systems on a draw frame
5.3 Fibers straightened by drafting
5.3.1 Fibers configuration in sliver
5.3.2 Straightening requirements
5.4 Evening out mass variation on draw frame
5.4.1 Doubling
5.4.2 Autolevelling
5.5 Processing parameters setting and sliver quality control
5.5.1 Processing parameters influencing sliver quality
5.5.2 Examples for parameters setting
5.5.3 Key points for drafting man-made fibers
5.5.4 Quality control of finisher drawn sliver
Questions and excises
Chapter 6 Roving
6.1 Operation of roving frame
6.2 Draft of roving
6.3 Twist
6.3.1 Forming of twist
6.3.2 Evaluation on the degree of twisting
6.3.3 Direction of twist
6.3.4 Insertion of twist
6.3.5 Distribution and propagation of twist
6.4 Twisting of roving
6.4.1 Purpose of twisting
6.4.2 Twisting process of roving
6.5 Winding of roving
6.5.1 Build-up of the package
6.5.2 Speeds relationship
6.5.3 Winding mechanism
6.5.4 The tension of winding
6.6 Processing parameters and quality control of roving for cotton-type fibers
6.6.1 Linear density of roving
6.6.2 Spindle speed
6.6.3 Drafting
6.6.4 Roller-roller center distance
6.6.5 Weighting on rollers
6.6.6 Distance between aprons
6.6.7 Collector
6.6.8 Twist multiplier
6.6.9 Quality for roving
Questions and excises
Chapter 7 Spinning
7.1 Introduction
7.1.1 Purpose and task of spinning
7.1.2 Ring spinning process
7.2 Feeding device
7.2.1 Bobbin creel
7.2.2 Guide rod
7.2.3 Transverse system
7.3 Draft system in ring frame
7.3.1 Drafting type
7.3.2 Top roller and its hardness
7.3.3 Aprons and control elements
7.4 Twisting and winding of spun yarn
7.4.1 Twisting of spun yarn
7.4.2 Winding on cops
7.4.3 Yarn tension and breakage
7.5 Main technological parameters and yarn quality indexes
7.5.1 Main technological parameters
7.5.2 Yield calculation
7.5.3 Yarn quality index
7.6 New spinning technology
7.6.1 Compact (condensing) spinning
7.6.2 Siro spinning
7.6.3 Sirofil spinning
7.6.4 Solo spinning (Cable spinning)
7.6.5 Rotor spinning
7.6.6 Air-iet spinning
7.6.7 Air-jet vortex spinning
7.6.8 Friction spinning
Questions and excises
Chapter 8 Post-spinning Process
8.1 Introduction
8.1.1 Aims
8.1.2 Technological process
8.2 Winding
8.2.1 Winding frame
8.2.2 Package build
8.2.3 Technological parameters
8.3 Doubling
8.3.1 Doubling frame
8.3.2 Technological parameters
8.4 Twisting
8.4.1 Twisting frame
8.4.2 Intertwine of plied yarn
8.4.3 Quality control
8.5 Steaming
8.5.1 Steaming mechanism
8.5.2 Technological parameters
8.6 Singeing
8.6.1 Singeing mechanism
8.6.2 Technological parameters
8.7 Reeling
8.7.1 Reeling mechanism
8.7.2 Quality control
8.7.3 Technological parameters
Questions and excises
Chapter 9 Design of Staple Yarn Spinning Process
9.1 Contents and steps of the design of yarn spinning technology
9.2 Examples of spinning technology design
9.2.1 Yarn specifications
9.2.2 Preparation of raw materials
9.2.3 Determination of spinning process
9.2.4 Determination or design of dry linear density and total drafting ratio of each process
9.2.5 Example of spinning technology design
Ouestions and excises
Chapter 10 Fancy Yarn Production
10.1 Basic concept of fancy yarns
10.1.1 Fancy yarn definition
10.1.2 Fancy yarn classification
10.1.3 Features and applications of fancy yarn
10.2 Production of fancy yarn on ring frame
10.2.1 Ring spun fancy yarn by change on drafting ratio
10.2.2 Ring spun fancy yarn by feeding change
10.2.3 Ring spun fancy yarn based on composite wrapping
10.2.4 Ring spun fancy yarn by online quick dyeing
10.3 Production of fancy yarn on fancy twister machine
10.3.1 Fancy spun yarn by drafting change on a fancy twister machine
10.3.2 Fancy yarn by strand-inputting altering on a fancy twister machine
10.3.3 Fancy spun yarn by composite wrapping on fancy twister machine
10.4 Production of fancy yarns on other machines
10.4.1 Fancy yarn production on warp knitting mechanism
10.4.2 Chenille yarn spinning
Questions and excises
References
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