This standard replaces part of JB 3790-84. This standard specifies the terminology, type and basic parameters, technical requirements, test methods, inspection rules, as well as marking, packaging, transportation and storage of mechanical semi-automatic strapping machines. This standard applies to mechanical semi-automatic strapping machines that use machine-made plastic strapping tape as strapping material and have hot-melt lap joints. JB/T 3790.2-1994 Mechanical semi-automatic strapping machine JB/T3790.2-1994 Standard download decompression password: www.bzxz.net
This standard replaces part of JB 3790-84. This standard specifies the terminology, type and basic parameters, technical requirements, test methods, inspection rules, as well as marking, packaging, transportation and storage of mechanical semi-automatic strapping machines. This standard applies to mechanical semi-automatic strapping machines that use machine-made plastic strapping tape as strapping material and have hot-melt lap joints.

Mechanical Industry Standard of the People's Republic of China
JB/T 3790. 2-94
Mechanical semi-automatic strapping machine
1994-07-18 Issued
Ministry of Machinery Industry of the People's Republic of China
1995-07-01 Implementation
Mechanical Industry Standard of the People's Republic of China
Mechanical semi-automatic strapping machine
1 Main content and scope of application
JB/T 3798.2--94
J750-84bZxz.net
This standard defines the terminology, type and basic parameters, technical requirements, test methods, inspection specifications and specifications, packaging, transportation and vehicles of mechanical semi-automatic strapping machines.
This standard applies to the semi-automatic fine strapping machine (hereinafter referred to as micro-strap machine) that uses machine-made plastic strapping tape (hereinafter referred to as strapping tape) as the strapping material and the heat-resistant plastic strapping tape as the main material. 2 Reference standards
GB 7311
GR12023
ZBTOOU
Packing machine industry reduction method
Whole material strapping process
Product classification machine tool
Determination of sound pressure level
.B/370.1 Mechanical automatic strapping machine
3 Terminology
Machine vibration type automatic strapping machine
Machine that uses a machine to drive, uses a manual strapping tape, and straps items 1 Technical specifications are in accordance with the provisions of JB/T3790.1. 4 Types and basic effects
4.1 Product reception station It should be divided into three types, "high-price single automatic tying machine,
b, medium-stage semi-automatic tying machine:
low-stage dynamic tying machine.
4.2 Korean reference and size according to the provisions of Table 1. Table 1
Shanghai certificate platform height
750~0ng100~S00≥35c
4.3 Model end system
Push all numbers
Man-made
Shed tying machine model special compilation should comply with the provisions of GB7211 5 Technical requirements
Standard difficult package
3n5x23× B0
Weaving belt width production
10.12.13.5,15.5
5.1 The unbundling machine shall meet the requirements of this standard. And shall be selected according to the sample and technical documents approved by the current standard, and the most suitable for the package approved by the Ministry of Machinery Industry on July 16, 1994
1995 (machine actual tons
5.2 Running performance
5.2.1 The mechanical transmission belt runs smoothly
JB/T 379U.2.-Q4
5.2.2 The working parts move in a coordinated and accurate manner, and all parts are installed firmly. 5.2.3 The ball joints are flexible and can be lifted, the circuit control action stops the belt, the electrical equipment can be safely dropped, and the indicator light shows the belt. 2.4 The length of the belt is adjusted, the belt is adjusted, and the belt is not smooth. 5. 2.5 When the belt reel arrives at the car, 5.3 The time for each tie should not be less than 5s. 5.4 The binding force should be adjustable. The thickness should be less than 13.5mm. The single-track binding force should not be less than 200. For the strapping machine with a width of not less than 13.m, the single-track binding force should not be less than 250N. 5.5 Power supply voltage fluctuation range: The power supply voltage should be within the range of 10% deviation from the rated voltage and should work normally. The binding should meet the requirements of 5.4. The time for the head to rise to 3℃ should not exceed 5min. 5.7 The surface temperature of the head should be between 260℃ and 370℃ (adjustable in the middle of the flow book). 5. B joint quality record 5.8.1 The appearance of the joint is: the upper and lower parts are aligned, the center displacement is not large! .5m, the length of the joint is not less than *Tnm 5.8.2 The breaking force of the joint should not be less than 80% of the breaking force of the original belt according to the standard. The breaking force of the propylene belt should not be less than the standard of the original belt: s.9 According to the equipment of the bundling machine, the equipment should be verified before the use of the equipment. 5.10 The qualified rate of bundling should not be low.
5. 11 Electrical safety
The net insulation between the ground line and the light of the bundling machine should be about 2M, 5.12 When the machine is working under the limit, the sound value A weighted level is not large ().
The work surface is smooth and bright, without rust spots, sink marks and other defects: h.
Except for the surface of the spray type, the color is evenly distributed, and there should be no scratches, sagging and other sink marks that damage the appearance. The total scope of the set
Bundling machine:
Random second:
Energy parts and product damage parts:
d, research and development technical documents.
Quality guarantee period
All users shall comply with the following provisions from the date of arrival of the product at the place of receipt, including decommissioning, maintenance, installation, and auxiliary services of the product: Within one year, the product can be guaranteed to be able to operate at a rate of 1 year, and the product can be repaired or replaced (including pre-production parts): 6 Test method
6. 1 Test parts
JB/T 3790.2-94
6.1.1 Test equipment and instruments shall comply with the provisions of Article 6.1.1 of JB3790.1. 6.1.2 Test packing tape shall comply with the provisions of Article 6.1.2 of JB3790.1. 6.1.3 The final box with the size specified in Table 1 is used as the standard packing in the test. 6.1. The test environment temperature shall not be lower than the heart. 6. 2 No-load test
Each product must undergo an no-load test, and the no-load time is not less than 1 hour. This test is to check the machine performance and meet the requirements of 5.2.1 to 5.2.3.
6.3 Each reverse bundling time test
Use the standard package as the first bundle, measure the time of each bundling, and conduct 10 times respectively. The average value of each bundling shall be calculated and meet the requirements of 5.3*.
6.4 Strength test
Use a dynamometer as the bundling performance, and hold the machine for 10 times under the rated voltage. The tightening force of each bundling shall meet the requirements of 5.4.6.5 Voltage fluctuation range test
Use a dynamometer as the bundling piece, and use a flowmeter to adjust the voltage. At ten times lower than the rated voltage, 10 times each when the voltage is set at 10°C and 50°C, and it shall comply with the provisions of Article 5.5. 6.6 Temperature rise of the condenser head, .
.6.1 When the temperature adjustment button is not adjusted to the highest point, turn off the main power switch and use a scattered star type meter to measure the working part of the condenser head. When the temperature rises to 30°C, use the timer to measure the temperature rise time, and the room meets the current provisions of Article 5. 6.6.2 When the temperature is quickly adjusted to the lowest point, measure the temperature of the condenser head before working, and it shall comply with the provisions of Article 5. 6.7 Press the condenser head quality test||tt ||6.1.1 Randomly select 10 pieces of the tree from the piercing test, and check the center rotation of each joint and the length of the front part of the wood to calculate the value of the 10 pieces, and it should meet the requirements of 5.1. 6.7.2 Joint pulling test
Randomly select 30 pieces of the tree from the piercing test, each joint is located in the middle, and the effective length is 20mm as the sample, and test it on the in-situ testing machine, the pulling speed is 1r.n11m/uim. The joints should meet the requirements of 5.8.2. 8 Non-sintering performance inspection
When the bundling machine is in reverse bundling, check that the smoke exhaust mechanism energy sheet should comply with the provisions of Article 5.6.9 Bundle resistance qualified rate test
Use standard he as the bundling piece, bundle 200 times [white control test or Sr11 times (type control test). The qualified bundling should comply with the provisions of Article 5.1 (.
6.10 Electrical safety test
Use megohm iron plate to observe the voltage, and it should comply with the provisions of 5.11. f.1: Ding for sound test
Use sound meter to measure in the bundling process according to the method specified in 2BJ50001! The value of the beam shall comply with the following provisions of Article 5.12: 6.12 Appearance quality inspection
Check the appearance quality and comply with the provisions of Article 5.13 7 Inspection rules
71 Each product shall be inspected and qualified by the quality inspection department 1 and accompanied by a product certificate before it can be shipped. 7.2 Product inspection is divided into factory inspection and type inspection. 5
7.3 Factory inspection items are as specified in Table 2 and the following items are listed:
Select the quality inspection items of the converter
Clear the quality of the original
Bundle the various dark rates
Electrical safety
Appearance quality ticket
7.4 Type inspection
JB/T 3790. 2-- 94
Technical requirements, technical text
5. 5.1. When the product is put into production, if there are major changes in materials, structure, and process that may affect product performance, the product should be inspected once a year. When the product is out of production for a long time, the production test results should be significantly different from the last type control test. The type inspection items are all items specified in the department order. 7.4. 2. 7.4.3 Type inspection sample taking and judgment method. 2. 1. The type inspection should be carried out by randomly selecting 1 to 2 units from the qualified products for ex-factory inspection. If there are any unqualified items, the inspection can be carried out. If there are any unqualified items, the batch of products will be judged as unqualified. 8 Marking. Packaging, transportation and storage
Marking of bundling machines, please confirm and save the additional instructions in 13?90.1.
This standard was issued by Hefei General Machinery Research Institute of Machinery Industry and the Hefei General Machinery Research Institute of Machinery Industry. This standard is responsible for the preparation and publication of this standard.
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