This standard specifies the product classification, technical requirements, test methods, inspection rules, marking, packaging, transportation and storage of pleating machines. This standard applies to pleating machines for heat setting of chemical fiber fabrics. QB/T 1482-1992 Pleating Machine QB/T1482-1992 Standard download decompression password: www.bzxz.net

Light Industry Standard of the People's Republic of China
Pleated Machine
Subject Content and Scope of Application
QB/T1482—1992
This standard specifies the product classification, technical requirements, test methods, inspection rules, marking, packaging, transportation and storage of pleated machines. This standard applies to pleated machines for heat setting of chemical fiber fabrics. 2 Reference Standards
GB191 Pictorial Marking for Packaging, Storage and Transportation
GB/T5226 General Technical Conditions for Electrical Equipment of Machine Tools 3 Terms
3.1 Pleated Robe
The durable overlapping form formed by folding and ironing the fabric in a certain form. 3.2 Pleated Surface
The surface forming the pleated surface.
3.3 Flat Pleats
The pleated form with unequal widths on both sides and inverted. See Figure 1. Figure 1
3.4 ​​Positive pleat
Pleats that fall to the right.
3.5 Reverse pleat
Pleats that fall to the left.
3.6 Vertical pleat
Pleats with equal width on both sides, in the form of isosceles triangles. See Figure 2. Figure 2
3.7 Pleat speed
The number of reciprocating movements of the pleat knife per unit time. Approved by the Ministry of Light Industry of the People's Republic of China on April 14, 1992 and implemented on December 1, 1992
4 Product classification
4.1 Type
QB/T1482—1992
The fabric is formed into pleats by the movement of the pleat knife, and the whole fabric passes continuously through the rolling pressure, heating and shaping. 4.2 Classification
Classification according to the form of pleats formed by the machine:
a. b. Flat pleat;
b. Vertical pleat.
4.3 Main technical parameters
The main technical parameters are shown in Table 1.
Project name
Pleating speed
Allowable fabric width
Motor power
Electric heating tube power
Pleating surface width
Adjustment range
4.4 Model
The model compilation regulations are as follows: wwW.bzxz.Net
5 Technical requirements
Pleats/min
Improve the design sequence number, use Arabic numerals to indicate the main parameters, so as to allow the fabric width The width divided by 100 represents the classification code, and the first letters "P" and "L" of the Chinese pinyin of the words "平" in flat pleats and "立" in vertical pleats are used to represent the reference code. "ZJI" is the first letter of the Chinese pinyin of the words "折" and "掌" in pleat machines. 5.1 Appearance quality 5.1.1 The surface of the painted parts should be flat and uniform in color, and there should be no obvious defects such as flow marks, blistering, peeling and bumps in the main visible parts. 5.1.2. The nameplate should have clear graphics and text, correct position, and no obvious scratches. 5.1.3 The surface of the electroplated parts should be flat and smooth, with uniform color, and should not have defects such as missing plating, peeling, spots, scratches and rust. 5.1.4 The surface of the oxidized parts should have uniform color, and should not have defects such as blanks, sediment spots, scratches and rust. 5.2 Safety performance
5.2.1 The electrical device can withstand 50Hz, 1250V AC for 1min without flashover and breakdown. 5.2.2 The insulation resistance value should be greater than 1M2.
5.2.3 There should be reliable grounding terminals and grounding marks. 44
5.3 Machine performance
QB/T 1482—1992
5.3.1 The pleat width should be adjustable within the specified range of Table 1. 5.3.2 The relative error between the actual temperature of the main roller surface and the temperature displayed by the temperature control display device should not exceed 10%. 5.3.3 The surface temperature of the main roller should be uniform, and the temperature difference should not exceed 15℃ within the entire length. 5.3.4 The sound pressure level of the machine's operating noise should not exceed 82dB(A) under no-load conditions. 5.4 Performance in use
5.4.1 After the fabric is pleated, the shaping should be firm, the pleats should be clear, and there should be no wrinkles or missing pleats. 5.4.2 The machine runs continuously without load for 5 minutes, and then pleats the paper. The relative error of the width of each pleat in the same direction shall not exceed 5%. 6 Test methods
6.1 Appearance quality
Test methods in Articles 5.1.1 to 5.1.4 of this standard: visual inspection. 6.2 Safety performance
6.2.1 Test methods in Article 5.2.1 of this standard
Perform in accordance with Article 13.2 of GB/T5226. 6.2.2 Test methods in Article 5.2.2 of this standard
Perform in accordance with Article 13.1 of GB/T5226. 6.2.3 Test methods in Article 5.2.3 of this standard
Visual inspection.
6.3 Machine performance
6.3.1 Test method in 5.3.1 of this standard
After the machine has run idle for 5 minutes, test it according to the provisions of Table 2. Table 2
Machine category
Flat type
Vertical pleat type
Item name
Wide pleat
6.3.2 Test method in 5.3.2 of this standard
6.3.2.1 Test conditions
Adjustment range
4~35mm
2~15mm
Room temperature, no wind, main roller surface heated to 160℃, keep for 5 minutes. 6.3.2.2 Test instrument
Pleating speed
60 pleats/min
150 pleats/min
Digital display thermometer with long thin-film temperature sensor, measuring accuracy is 1.5°C. 6.3.2.3 Test method
Measuring tool
Steel tape measure
Use a long thin-film temperature sensor to measure the temperature at the middle point of the main series, test once every 5 minutes, and test 3 times in total. 6.3.2.4 Test value
First calculate the arithmetic mean of the actual temperature measured by the 3 temperature measurements, and then calculate according to formula (1): Temperature relative error (%) = |Actual temperature arithmetic mean - Temperature value displayed by temperature control device 1 Temperature value displayed by temperature control device
6.3.3 Test method of 5.3.3 of this standard
6.3.3.1 Test conditions
Same as 6.3.2.1.
6.3.3.2 Test apparatus
m wide newsprint
X 100.......(1 )
Same as 6.3.2.2.
6.3.3.3 Test method
QB/T 1482-1992
Use a long sheet temperature sensor to measure the temperature at the midpoint of the main roller and at two points about 650mm away from the midpoint. 6.3.3.4 Test value
Subtract the minimum temperature from the maximum temperature measured and take the difference. 6.3.4 Test method in Article 5.3.4 of this standard
6.3.4.1 Test conditions
Fill with lubricating oil and run without load for 5 minutes;
The distance between the machine and surrounding objects is not less than 2m; The sound pressure level of background interference noise should be at least 10dB(A) lower than the sound pressure level of machine noise; The machine under test should be placed stably on a solid ground; Machine speed: flat fold type: not less than 60 folds/min; vertical fold type: not less than 150 folds/min; The height of the microphone from the ground is 1.3m and parallel to the horizontal plane. The measurement point positions are shown in Figure 3. 1000
6.3.4.2 Test instrument
A sound level meter with an accuracy of ±0.7dB(A).
6.3.4.3 Test value
The maximum value of the noise values ​​measured at the four measurement points is taken. 6.4 Performance in use
6.4.1 Test method in clause 5.4.1 of this standard
Test according to the provisions of Table 3.
Machine category
Flat pleat type
Vertical pleat type
Pleat width
Width 15mm
Pleat 5mm
Pleat 5mm
2 Test method in clause 5.4.2 of this standard
6.4.2.1 Test according to the provisions of Table 4.
10 m long, 1 m wide knitted fabric
Machine (Foshi)
Microphone
Skirt speed, pleat/mmin
≥150
Machine category
Flat pleat
Vertical pleat
6.4.2.2 Test value
Pleat width
Wide pleat 15 mm
Pleat 5 mm
Rice surface 5 mm
QB/T 1482-1992
Pleat speed, pleat/min
≥150
1 m wide newsprint
Use a steel tape measure to measure the dimensions of 10 pleats in the same direction, and then calculate according to formula (2): Relative error of pleat width (%) =
7 Inspection rules
Inspection classification
Inspection is divided into factory inspection and type inspection. 7.2 Classification of non-conformity
Maximum pleat size - minimum pleat size
Arithmetic mean of 10 pleat sizes
Non-conformity can be divided into: Class A non-conformity: extremely important quality characteristics of unit products do not meet the requirements; a.
Class B non-conformity: important quality characteristics of unit products do not meet the requirements; b.
Class C non-conformity: general quality characteristics of unit products do not meet the requirements. 7.3 Factory inspection
7.3.1 All products leaving the factory shall be inspected. 7.3.2 Inspection items
See Table 5 for inspection items and classification.
Inspection items
7.3.3 Qualification of individual products
Classification of non-conformance
A single product shall be deemed qualified when it meets the following conditions: Category C
Measuring tools
Steel tape measure
...(2)
Inspection classification
Factory inspection
Type inspection
a. No non-conformance items of Category A or B appear;
QB/T 1482—1992
b. No more than one non-conformance item of Category C appears. 7.4 Type inspection
7.4.1 Type inspection is generally carried out in the following circumstances. a.
When new products are being tested for type identification or old products are being transferred to other factories for production; during normal production, if there are major changes in structure, materials, and processes that may affect product performance; during normal production, once a year;
When a product is discontinued for more than one year (including one year) and then resumes production; when the factory inspection results are significantly different from the last type inspection; when the national quality supervision agency proposes a type inspection requirement. f.
7.4.2 Sample selection
Randomly select 4 sample units from a batch or several batches manufactured in this cycle and qualified by factory inspection, inspect two of the sample units, and keep the other two sample units for inspection. 7.4.3 Inspection items
See Table 5 for inspection items and classification.
7.4.4 Qualification judgment of type inspection
When one of the following conditions is met, it is judged to be qualified for type inspection: a. There are no Class A unqualified items and one or more Class B unqualified items in the two sample units inspected, nor are there more than two Class C unqualified items, and no more than two unqualified items in one sample unit; b. There are no Class A unqualified items and two or more Class B unqualified items in the two sample units inspected, nor are there more than three Class C unqualified items, and no more than three unqualified items in one sample unit, then the same items of the other two sample units are allowed to be re-inspected, and all these items should be qualified. 8 Marking, packaging, transportation, storage
8.1 Marking
8.1.1 The machine should have a durable nameplate.
8.1.2 The following contents should be clearly marked on the nameplate: a.
Manufacturer name;
Registered trademark;
Product name;
Product model;
Manufacture date or number.
8.2 Packaging
8.2.1 The machine should be packed in a firm box with moisture-proof protection measures. 8.2.2 The packaging measures should be to protect the product from damage due to vibration, loading and unloading, moisture and dust in general transportation and storage conditions.
8.2.3 Before packaging, the exposed metal parts of the machine that are not painted should be painted with rust-proof agent. 8.2.4 Each machine should have the following documents: a.
Product certificate;
Instruction manual;
Packing list.
8.2.5 The following contents shall be clearly marked or indicated on the outside of the packaging box: a.
Product name;
Product standard code and number;
Product model,
Net weight;
Gross weight;
Dimensions: length×width×height;
Manufacturer name.
QB/T1482--1992
8.2.6The graphic signs for packaging, storage and transportation shall comply with the provisions of GB191. 8.3 Transportation
The machine shall be protected from vibration and collision during loading, unloading and transportation. 8.4 Storage
The packaged products shall be stored in a well-ventilated and dry room, and there shall be no corrosive gas in the surrounding air. Additional remarks:
This standard was proposed by the Technical Equipment Department of the Ministry of Light Industry. This standard is under the jurisdiction of the National Garment Machinery Standardization Center. This standard was drafted by Changzhou Garment Machinery Factory. The main drafters of this standard are Zhou Lu, Wu Xiuqin, Xiao Zeguang and Zhao Keyi.4 Storage
The packaged products should be stored in a well-ventilated and dry room. There should be no corrosive gas in the surrounding air. Additional remarks:
This standard was proposed by the Technical Equipment Department of the Ministry of Light Industry. This standard is under the jurisdiction of the National Garment Machinery Standardization Center. This standard was drafted by Changzhou Garment Machinery Factory. The main drafters of this standard are Zhou Lu, Wu Xiuqin, Xiao Zeguang and Zhao Keyi. 494 Storage
The packaged products should be stored in a well-ventilated and dry room. There should be no corrosive gas in the surrounding air. Additional remarks:
This standard was proposed by the Technical Equipment Department of the Ministry of Light Industry. This standard is under the jurisdiction of the National Garment Machinery Standardization Center. This standard was drafted by Changzhou Garment Machinery Factory. The main drafters of this standard are Zhou Lu, Wu Xiuqin, Xiao Zeguang and Zhao Keyi. 49
Tip: This standard content only shows part of the intercepted content of the complete standard. If you need the complete standard, please go to the top to download the complete standard document for free.