GB 25935-2010Rubber autoclave (English PDF)

4.1 Model

Methodology autoclave models should be consistent with the provisions of GB/T 12783 of.

4.2 Basic parameters

The basic parameters of the autoclave in Appendix A.

5.1 Basic requirements

5.1.1 Autoclave design, manufacture should comply with the GB 150-1998 and TSGR0004-2009.

5.1.2 Autoclave shall comply with the requirements of this standard, and procedures approved by the drawings and technical documents manufactured in accordance with prescribed.

5.2 Functional requirements

5.2.1 Autoclave proper manual control and automatic control of the curing process tank operating pressure and temperature functions.

5.2.2 Autoclave should monitor tank pressure and temperature capabilities.

5.2.3 Autoclave condensate discharge should function.

Closing and locking devices 5.2.4 vulcanization jars door should be completed by mechanical means, and with manual or automatic control.

5.2.5 hydraulic tire curing tank with automatic pressure compensation system should function.

5.3 Performance Requirements

5.3.1 autoclave curing zone maximum radial temperature difference should not exceed 4 °C, the maximum axial temperature should be no more than 8 °C.

5.3.2 autoclave electrical equipment should be able to work under the following conditions.

a) steady-state AC voltage is 0.9 to 1.1 times the nominal voltage;

b) Ambient temperature 5 °C ~ 40 °C;

c) When the temperature is 40 °C, relative humidity less than 50% (low temperature allows a high relative humidity, such as 20 °C, 90%);

d) below 1000m altitude.

5.3.3 Indirect autoclave hot air circulation device, empty load test 1h, bearing temperature rise should not exceed 20 °C, and stable operation, no abnormal vibration Dynamic and sound.

5.3.4 Indirect autoclave hot air circulation device, load test, the motor power should not exceed the rated motor power.

5.3.5 Working pressure tire vulcanizer hydraulic system should be adjustable, when the tire vulcanizer hydraulic system operating pressure is reached, stop raising Pressure 1h, hydraulic system pressure drop should not exceed 10% of the working pressure.

5.3.6 Open the door vulcanizing Tanks door opening, closing, locking action should be flexible, accurate and reliable.

5.4 Pressure test requirements

5.4.1 Tanks sulfide body design requirements should be pressure test, there should be no abnormal noise and distortion during the test, holding time is not less than 30min, during the packing should leak.

5.4.2 hydraulic cylinder and piston to 1.25 times the design pressure hydraulic test, holding time is not less than 30min, it should not leak during packing.

5.4.3 autoclave piping system design should be prescribed pressure test, dwell time of not less than 30min, security should not leak during pressure.

5.5 Welded joint appearance requirements

Counterpart wrong side 5.5.1 welded joints should be consistent with the provisions of GB 150-1998 in 10.2.4.1.

5.5.2 formed corners welded joints should be consistent with the provisions of 10.2.4.2 in GB 150-1998.

5.5.3 Compression shape and size and appearance of the weld surface element shall comply with the requirements of regulations 10.3.3 in GB 150-1998.

Shape and size and appearance of the weld surface of the other requirements of 5.5.4 shall comply with HG/T 3120's.

5.6 Barrel size deviation requirements

5.6.1 roundness of the cylinder should be consistent with the provisions of 10.2.4.10 in GB 150-1998.

5.6.2 barrel length deviation should meet the requirements in Table 1.

Table 1 Length tolerance in millimeters

Length/L Tolerance

L<=3000 ± 6

3000 \u003cL<=6000 ±10 6000 \u003cL<=10000 ±15 10000 \u003cL<=22000 ±20 22000 \u003cL<=42000 ±30 5.6.3 cylinder inner diameter deviation should meet the requirements of Table 2.

Table 2 millimeters inner diameter tolerance

The inner diameter D tolerance D<=1000 ± 4.0 1000 \u003cD<=2000 ±5.0 2000 \u003cD<=4000 ±7.5 D > 4000 ± 10.0

5.7 Safety and environmental requirements

5.7.1 Open the door vulcanizing tank should be open and should have the safety interlock device TSGR0004-2009 functions specified in 3.20, ministries Member action should be sensitive, accurate and reliable.

Overpressure relief device 5.7.2 autoclave should be consistent with GB 150-1998 Appendix B requirements.

5.7.3 tire vulcanizer hydraulic cylinder operating pressure is reached, the system should automatically stop pressing.

5.7.4 Autoclave at work load, the noise level should not exceed 80dB (A).

5.7.5 Autoclave should facilitate the lifting structure.

5.7.6 The maximum temperature of parts of the outer surface of the body autoclave may contact should not be higher than 60 °C.

5.7.7 Tanks sulfide body surface should be filled insulation materials, insulation work outside the difference between surface temperature and ambient temperature should not exceed 20 °C.

Insulation materials containing asbestos are not allowed.

5.7.8 Autoclave exposed gears, racks, belts and other transmission parts should be security guards.

5.7.9 The insulation resistance between the conductors autoclave electrical equipment shall comply with the provisions of 18.3 GB 5226.1-2008.

5.7.10 autoclave bonding circuit protection for electrical equipment shall comply with the provisions of 8.2 GB 5226.1-2008.

5.7.11 autoclave pressure test electrical equipment shall comply with the provisions of 18.4 GB 5226.1-2008.

5.7.12 autoclave should be set to the appropriate safety warning signs, safety signs and their use shall comply with the provisions of GB 2894.

5.8 Other Requirements

5.8.1 Open the door strength means shall be calculated HG20582-1998 Chapter 14 or Chapter 15 provisions of JB4732.

5.8.2 coated product quality should be consistent with the provisions of JB/T 4711 and HG/T 3228's.

5.8.3 The appearance of the product quality should be consistent with the provisions of HG/T 3120's.

6.1 Empty load test

6.1.1 The test shall be carried out before 5.2,5.3.6,5.5,5.6,5.7.2,5.7.5,5.7.8,5.7.12 test negative can only be empty after passing Dutch test.

6.1.2 empty load test shall 5.3.3,5.3.5,5.4,5.7.1,5.7.3,5.7.9 - 5.7.11 inspection, after passing can only be negative Dutch test.

6.2 Load test

6.2.1 Check the basic parameters.

6.2.2 load test shall 5.3.1,5.3.4,5.7.4,5.7.6,5.7.7 inspection.

6.3 Test Method

Autoclave shall HG/T 2113 testing.

7.1 Factory inspection

7.1.1 product should be manufactured by the unit quality inspection department before the factory after passing the test.

Products manufactured prior to 7.1.2 6.1 should empty load running test.

7.2 Type inspection

7.2.1 Type test shall be carried out in one of the following circumstances.

a) new products or old products to the plant when;

b) products have a greater change in the structure, processes, materials that may affect product performance;

c) Long-term products discontinued (separated by more than 3 years and 3 years), the production recovery;

d) factory inspection results are quite different and the last type test results;

e) normal production, sampling at least one year;

f) the national quality supervision agencies When type test.

7.2.2 Type test shall comply with the requirements of Chapter 5 of this standard.

7.3 Sampling methods and determine the rules

7.3.1 Sampling Method

Type test sampling every one, when tests have failed, sampling should be two, if there is still standard, should carry the product by Taiwan Line test.

7.3.2 Decision rule

Type test items comply with all relevant provisions of this standard, it is passed.

8.1 Mark

Autoclave should be fixed in the apparent position of the product signs, signs shall comply with GB/T 13306, the contents of the product label should be at least include.

a) product standards;

b) the product name and model;

c) The main parameters of the product;

d) TSGR0004-2009 predetermined content.

8.2 Packaging and Transportation

8.2.1 Autoclave packaging shall comply with GB/T 13384 of. Packaging - Pictorial signs should be consistent with the provisions of GB/T 191's.

8.2.2 Autoclave transport packaging should comply with the relevant provisions of the transport sector.

8.2.3 Random files should be unified in a waterproof plastic bag. Random files should include.

a) a certificate of product quality;

b) instructions;

c) the packing list;

d) spare parts list;

e) factory documents TSGR0004-2009 regulations.

8.3 Storage

Autoclave should be stored in ventilated, dry, no fire, no corrosive gas place (was) body, open storage should be rain measures.

Appendix A

(Informative)

Rubber vulcanization tank product line and basic parameters Rubber vulcanization tank product line and basic parameters in Table A.1.

Table A.1 rubber vulcanization tank product line and basic parameters

category

structure

form

The inner diameter of the tank /Barrel length /Maximum working pressure of the tank /MPa the maximum clamping force /kN Horizontal 1.4 1.5, 3.0 1.5 1.5, 3.0 1.6 1.5, 3.0 1.8 3.0,5.0 2.0 3.2, 4.0 2.2 2.9,3.2,4.0 2.8 1.85,3.2,4.0,6.0,8.0 4.0 2.6 4.2 2.6 4.5 2.6,2.8 4.8 1.6,3.2 4.5 2.6 0.45,0.8 0.45,0.6,0.7 0.8, 1.2 38,000 36,000 38,000 0.8,1.0 1.5,3.0,5.0,11.0,22.0,32.0,42.0 1.2 1.5,3.0,5.0,11.0 1.5 3.0,5.0,7.0 1.7 4.0,6.0,8.0,10.0 2.0 4.0,6.0,10.0 2.2, 2.6, 2.8,3.4 5.0,6.0,8.0,10.0,12.0 4.0, 4.2 5.0,8.0,10.0,12.0 0.8 1.5, 3.0 1.0 1.5, 3.0 1.2 1.5, 3.0 1.5 3.0,5.0 1.7 4.0, 6.0 2.0 4.0,6.0,8.0 2.6 4.0,6.0,8.0 2.8 4.0,6.0,8.0 0.45,0.8 0.45,0.8 1.0, 1.2, 0.45,0.8 0.45,0.8 1.0, 1.2, Note. The inner diameter of the autoclave, the barrel length, maximum working pressure of the tank and the maximum clamping force and other parameters according to user requirements for the design.