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SF Series Shoe Upper Flat Knitting Machine
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  • SF Series Shoe Upper Flat Knitting Machine

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Shoe Upper Flat Knitting Machine

SF Series Shoe Upper Flat Knitting Machine

The shoe upper flat knitting machine is a single carriage with triple systems flat knitting machine, equipped with a full motor 5.2-inch ultra-small carriage and advanced stitch control technologies. It is specially optimized for shoe-upper production, offering higher efficiency, stability, and design flexibility.

Keywords:

Shoe Upper Flat Knitting Machine

Description Company Profile FAQ
SF Series14、18G22G14.2G、16.2G、18.2G
36inch、52inch、72inch
Basic Parameters●Standard  ○Optional  —Nothing
Control systemHengQiang
Knitting SystemTriple System
5.2 inch Carriage
Motorized Carriage

Machine Speed

(m/ sec)

1.61.61.6
Stitch(motor steps)0~6500~6500~650
Two stage stitch density
Tight tuck
Actuator8 segment10 segment14 segment
Inversion barMotorizedMotorizedMotorized
Main take downUpper rollerUpper rollerUpper roller
Aux take down
Racking range1.5 inch1.5 inch1.5 inch
SinkerCrossCrossNormal
Press yarn device
Yarn Deliver Device●Standard  ○Optional  —Nothing
Yarn Storage
Yarn Provider
Yarn Feeder●Standard  ○Optional  —Nothing
16 sets of Yarn Feeders
Single Hole●(12)●(12)●(12)
Double Holes●(4)●(4)●(4)
3 Holes
Safety Device●Standard  ○Optional  —Nothing
Emergency Stop Device
Front and rare safety doors alarm
Front safety curtain
Electric Leakage Detection
Alarm Device●Standard  ○Optional  —Nothing
Roll Fabric (Infrared)
Roll Fabric (Detection board)
Infrared Probe
Striker Alarm
Yarn Breaking Alarm
Floating Yarn Alarm
Resuming Knitting After Power

 

Overload Alarm
Auto oiling、Power supply、Power●Standard  ○Optional  —Nothing
Auto Refueling
220V Single Phase(50/60HZ)
380V Three Phase(50/60hz)
Power (KW)1.51.51.5
Size And Weight●Standard  ○Optional  —Nothing
Length (mm)2330(36inch)3000(52inch)3250(72inch)
Width (mm)940920920
Height (mm)190019001900
Weight (kg)935(36inch)1090(52inch)1280(72inch)
Needle●Standard  ○Optional  —Nothing
Domestic14G、14.2G
Imported18G、22G、16.2G、18.2G

Note:

1.Model: "SF" stands for shoe upper type machine; 'S' represents the roller machine; ‘FL' stands for press feet (fill yarn) device;  
‘SF3-52S' refers to SF type's triple system 52 inch needle bed with roller take down machine;  
‘SF3-36S-FL' refers to SF type's triple system 36 inch needle bed with roller take down and press feet (fill yarn) device machine; 
2. The standard configuration is the factory default configuration of cixing. If other configurations are required, the must be noted when signing the contract. 
3.The above is the configuration list of conventional models. Please consult the sales personnel for special models 
4. The above configuration may be adjusted within a certain period of time, and the final contract shall prevail. 
5. The above special accessories are the products independently developed by Cixing. it is not recommended to use the same type of products in the market. For the sake of equipment safety, it is recommended to use the original accessories of Cixing.

 

 

Full motorized Carriage 
Adopting a full motor ultra small carriage and motorized inversion bar design, combined with system knitting course optimization to achieve high-speedrotation, increasing knitting efficiency by5-8%.

Motorized Brush 
The step motor controls the action of the brush, reducing the contact between the brush and the knitting needles, and improving the stability of the transfer needles. It is standard for 18Gand above machine type.

AdjustableTight Tuck 
Adjustable tight tuck function. according to the actual needs to achieve tight knitting and tight tuck function, reflecting different uppers styles.

Two Stage Stitch Density 
With two-section stitch density control each knitting needle can instantly change the tightness of the knitting circle when needed.

Stitch Motor 
By using a high-speed stepper motor, high-precision control can be achieved to avoid knitting density issues.

 

Sample

Dedicated components bring unprecedented improvements to the shoe upper. 
The tight stitch CAM ensures precise control over the stitch density, enhancing the three-dimensional structure of the upper. 
The new SINKER or filling presser enables the filling function, which adds to the thickness and fullness of the upper.

 

 

 

Key Features & Advantages    
 

1. High-Speed and Stable Carriage System

Full motorized 5.2-inch ultra-small carriage with motorized transfer cam. 
Rapid return: Carriage does not wait during needle transfer. 
Effectively reduces carriage stroke and number of rows. 
Boosts stability and knitting efficiency (+5–8%).

2. Advanced Stitch Control

Two-Stage Stitch Function: 
Independent control of main and auxiliary stitch without extra motors. 
Enables single-needle stitch change and wider density range. 
Provides higher flexibility to meet diverse fabric requirements. 
Adjustable Tight Tuck Function: 
Allows precise density and tightness control, ideal for 3D shoe-upper effects. 
Enhances dimensionality and texture of knitted uppers. 
Two-Section Stitch Density: 
Instantly adjusts tightness per knitting needle. 
Achieves high precision and pattern variety.

3. Intelligent Knitting Support

Motorized Brush (stepper motor driven): 
Reduces contact between brush and needles. 
Improves transfer stability. 
Standard for 18G and above models. 
Cross-Sinker Design: 
Enables knitting start without waste yarn. 
Saves material cost. 
Works with press-yarn device to fill 9000D elastic polyester yarn for fuller, thicker uppers. 
The new sinker or filling presser enables the filling function, which adds to the thickness and fullness of the upper.

4. User-Friendly Operation

Industrial LCD Touchscreen Display: 
Multi-color graphic interface 
Real-time monitoring of knitting amount, time, speed, roller, density, yarn carrier, etc.

5. Precision Motors for Consistency

Stitch Stepper Motor: 
Provides high-speed, high-precision density control. 
Prevents knitting defects caused by density inconsistencies.


Applications

Shoe uppers requiring complex patterns, enhanced 3D structure, and varying tightness levels.

Production Process

CIXING
CIXING
CIXING
CIXING

Founded in 1988 and successfully listed on the stock market in 2012 (Stock Code: 300307), Ningbo Cixing Co., Ltd. has grown through more than 30 years of development with the mission of driving industry transformation and creating value for customers. Today, CIXING has become the world’s largest manufacturer of intelligent computerized flat knitting machines and a leading enterprise in China’s advanced intelligent knitwear equipment industry. The company has broken foreign monopolies and is among the first in China to possess R&D and production capabilities for computerized flat knitting machines, intelligent shoe-upper knitting machines, automatic sewing machines, and knit-to-shape computerized flat knitting machines.
 

CIXING is committed to enhancing knitting machinery technology, advancing knitting craftsmanship, and promoting the intelligent upgrading of the knitting industry. With strong independent R&D capabilities and continuous technological innovation, the company has mastered the core technologies of intelligent knitting machinery. It is the leading drafter of six national and industry standards and has filed over 1,300 patents, including 162 authorized invention patents. CIXING has been honored with the National Science and Technology Progress Award (Second Prize) and recognized as a National Manufacturing Single Champion. The company currently has more than 1,600 employees, with its Hangzhou Bay New District Industrial Park covering 297,000 m² (73 acres) and the Baisha Industrial Park covering 123,000 m² (30 acres).

Cixing
Cixing
Cixing

With continuous technological innovation, superior product quality, a strong brand reputation, and a comprehensive after-sales service system, CIXING provides customers with high-value products and attentive service. Its products are exported worldwide, and the company has maintained industry-leading sales for many consecutive years. CIXING is also actively deploying strategic initiatives in product + service integration, Industry 4.0 flexible manufacturing, and personalized customization.

ABOUT STEIGER

STEIGER, a wholly-owned subsidiary of Ningbo Cixing Co., LTD., was established in 1949 and has more than 70 years of research and development and manufacturing history of computerized flat knitting machines. Steiger is one of the world's leading manufacturers of high-end computerized flat knitting machines, dedicated to the research and development of advanced knitting technology and related software.

Cixing
Question What standards do Cixing machines follow? 2011-12-12 12:15:59 +
Our company is the lead drafting unit of the industry standard, meaning that CIXING computerized flat knitting machine serves as the benchmark for China’s computerized flat knitting machine industry. All machines are manufactured to meet strict performance, safety, and quality requirements, ensuring stability, precision, and durability.
Question Where is your company located? 2011-12-12 12:15:59 +
Our headquarter is located in Hangzhou Bay New District, it takes approximately 1.5 hours by car from Ningbo Airport and about 2 hours by car from Shanghai’s airports.
Question How is the equipment packaged for shipment? 2011-12-12 12:15:59 +
For export shipments, our machines are vacuum-packed with protective aluminum foil and then secured in fumigated wooden crates. Each crate contains one machine, ensuring safe and stable transportation.
Question Do you provide spare parts with the machine? 2011-12-12 12:15:59 +
Each machine comes with a set of spare parts to assist customers with installation and machine adjustment.
Question Do you provide a detailed and professional installation manual? 2011-12-12 12:15:59 +
We provide a detailed operation manual and can also offer instructional videos upon request to help customers get started with the machine quickly.
Question Are you a manufacturer or a trading company? 2011-12-12 12:15:59 +
We are a machine manufacturer, and we also provide trading services.
Question What after-sales services do you offer? 2011-12-12 12:15:59 +
We offer one-to-one video support for all customers, and when circumstances permit, we provide on-site service for major orders.
Question What is the delivery time for the machine? 2011-12-12 12:15:59 +
The delivery time is approximately 60 days during peak season and 30 days during off-season. The exact lead time depends on the order quantity and machine configuration.
Question What is the maximum operating speed of the machine? 2011-12-12 12:15:59 +
The maximum operating speed of the machine can reach 1.6–1.8 m/s. However, for optimal machine maintenance and long-term stability, we recommend maintaining a working speed of 0.7–0.9 m/s.
Question Which programming systems (plate-making systems) do your machines support? 2011-12-12 12:15:59 +
Our machines primarily support the Hengqiang and Logica programming systems. If needed, we can also provide additional options such as Raynen.
Question What is the warranty period of the machine? 2011-12-12 12:15:59 +
The warranty period for the machine is one year. Additional spare parts can be purchased directly from us.
Question How can I get more information or ask additional questions? 2011-12-12 12:15:59 +
Please feel free to contact Ferris W:+86 13906746200;E:global@ci-xing.com.Thank you!
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