This standard specifies the basic dimensions, technical requirements, inspection rules, marking, packaging and other requirements of transverse rake teeth. This standard applies to transverse rake teeth and does not apply to other types of rake teeth. JB/T 5162-1991 Transverse rake teeth JB/T5162-1991 Standard download decompression password: www.bzxz.net

Mechanical Industry Standard of the People's Republic of China
JB/T 5162 -1991
Gear of Transverse Floor Turfing Machine
Published on May 18, 1991
Implementation by the Ministry of Machinery and Electronics Industry of the People's Republic of China on January 1, 1992
Mechanical Industry Standard of the People's Republic of China
Transverse Floor Turfing Machine
1 Subject Content and Scope of Application
JB/T 5162 -1991
This standard specifies the basic dimensions, technical requirements, inspection rules, marking, packaging and other requirements of the gear of transverse floor turfing machine. This standard applies to the gear of transverse floor turfing machine (hereinafter referred to as gear), and does not apply to other types of floor turfing machine gear. Reference standards
GB1222
GB2828
ZBB91020
3 Technical requirements
Spring steel
Batch inspection counting sampling procedures and sampling tables (applicable to continuous batch inspection) Painting of agricultural machinery
Technical conditions for machine-guided transverse tumblers
The tumblers shall comply with the requirements of this standard and be manufactured according to the drawings and technical documents approved by the prescribed procedures. 3.2 The basic dimensions and shape of the tumblers shall comply with the provisions of Figure 1. B direction
710±!
15 ± 1.5
3.3 The tumblers shall be made of 65Mn steel specified in GB1222. Other materials with performance not lower than 65Mn are allowed to be used as substitutes. 3.4 The surface of the tumblers shall be smooth, free of delamination and cracks, and the depth of local dents shall not exceed 0.3mm. 3.5 The teeth should be heat treated, and their hardness should be 38~48HRC. It is allowed to be reduced to 30HRC within 40mm from the toe of the tooth (the measurement part was approved by the Ministry of Machinery and Electronics Industry on May 18, 1991 and implemented on January 1, 1992
see Figure 2)
JB/T5162-1991
Figure 2 Measurement part of the hardness of the teeth
3.6 The teeth should be subjected to elasticity test. The tooth tip is under the static load of 147N for not less than 3min. The deformation of the tooth tip along the load direction shall not exceed 650mm, and the residual deformation shall not exceed 30mm, as shown in Figure 3. p=ia7N
Figure 3 Elasticity test of floor teeth
3.7 The painting of floor teeth shall comply with the relevant provisions of TQ-1-BP or TQ-1-NP in NJ/Z3 4 Inspection rules
4.1 Floor teeth shall be inspected and qualified by the quality management department of the manufacturer and accompanied by a product quality certificate before they can leave the factory. 4.2 Factory inspection
The factory test items of floor teeth shall include the contents of Articles 3.2 to 3.7 of this standard (except for paint adhesion). The sampling plan and judgment rules are shown in Table 1.
Sampling plan
Judgment rules
Number of items
Inspection level
Sample code
Sample size
Articles 3.2 to 3.7
N=91~150
When the cumulative number of unqualified items under inspection is less than or equal to the qualified judgment number A. When the cumulative number of unqualified items under inspection is greater than or equal to the number of unqualified judgments R. ... 4.4 Inspection method
4.4.1 The main dimensions and shapes of the floor teeth shall be inspected according to the device shown in Figure 4 (the arc section of the floor teeth at R=2mm is not inspected); (485)
Comparison in E direction
105±2
JB/T 5162 -1991
4.4.2 Floor gear elasticity test, fix the toe of the tooth, use the straight part 55mm from the toe of the tooth as the fulcrum, the tooth tip is upward, and the tooth tip is under the static load of 147N for 3min, and the displacement is measured (see Figure 3) 4.4.3 Floor gear hardness test, measure points 1, 2, and 3 (see Figure 2) 5 Marking, packaging, transportation and purchase and storage
5.1 Floor gears should be packaged into a ring shape, tied firmly and reliably, and the weight of each bundle should not exceed 50kg, and a certificate of conformity should be attached. The label should indicate: a. Product name and mark;
b. Number of floor gears;
c. Manufacturer name;
d. Date of manufacture.
5.2 Floor gears should be guaranteed not to bend or deform during loading, unloading and transportation. 5.3 The purchase and storage of floor gears should comply with the provisions of Article 6.5 of ZBB91020. Floor gears should be bundled for storage. Additional Notes:
This standard was proposed and managed by the Hohhot Animal Husbandry Machinery Research Institute of the Ministry of Machinery and Electronics Industry. This standard was drafted by the Inner Mongolia Hailar Animal Husbandry Machinery General Factory. The main drafter of this standard was Zhou Lianqin.
People's Republic of China
Mechanical Industry Standard
Horizontal Floor Grass Machine Floor Teeth
JB/T 5162 - 1991
Published and issued by the Mechanical Science Research Institute
Printed by the Mechanical Science Research Institute
(No. 2 Shouti South Road, Beijing
Postal Code 100044)
Format 880×1230
Print Sheet 1/2
Word Count 8.000
First Edition in September 1991wwW.bzxz.Net
First Printing in September 1991
Print Quantity 1-500
Price 0.80 Yuan
Mechanical Industry Standard Service Network: http://www.JB.ac.cn1661 - 91 /
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.