Polyester-aramid guide bearing, thrust disc friction plate and manufacturing method thereof

[0039] Example 1

[0040] A polyester or aramid guide bearing and thrust plate friction sheet, characterized in that: a guide bearing 1 made of polyester or aramid and a thrust plate friction sheet 3 form a pair of friction pairs; the outside of the guide bearing 1 is a tube wall 15. A water flow groove 16 is also provided in the pipe wall 15; the thrust plate friction piece 3 and the cast iron base 4 constitute the thrust plate 2, and the thrust plate friction piece 3 is arranged on the cast iron base 4; the thickness of the guide bearing 1 The thickness of the friction sheet 3 of the thrust plate is 0.5mm.

[0041] A manufacturing method of the above-mentioned polyester and aramid guide bearing and thrust plate friction sheet is characterized in that:

[0042] The method consists of the following steps:

[0043] (1) Manufacture of guide bearing: impregnate polyester or aramid cloth with polyvinyl butyral modified phenolic resin for 2 hours, and dry it to obtain polyester or aramid res

[0049] Example 2

[0050] A polyester or aramid guide bearing and thrust plate friction sheet, characterized in that: a guide bearing 1 made of polyester or aramid and a thrust plate friction sheet 3 form a pair of friction pairs; the outside of the guide bearing 1 is a tube wall 15. A water flow groove 16 is also provided in the pipe wall 15; the thrust plate friction piece 3 and the cast iron base 4 constitute the thrust plate 2, and the thrust plate friction piece 3 is arranged on the cast iron base 4; the thickness of the guide bearing 1 The thickness of the friction piece 3 of the thrust plate is 0.8mm.

[0051] A manufacturing method of the above-mentioned polyester and aramid guide bearing and thrust plate friction sheet is characterized in that:

[0052] The method consists of the following steps:

[0053] (1) Manufacturing of guide bearing: impregnate polyester or aramid cloth with polyvinyl butyral modified phenolic resin for 5 hours, and dry it to obtain polyester or aramid r

[0059] Example 3

[0060] A polyester or aramid guide bearing and thrust plate friction sheet, characterized in that: a guide bearing 1 made of polyester or aramid and a thrust plate friction sheet 3 form a pair of friction pairs; the outside of the guide bearing 1 is a tube wall 15. A water flow groove 16 is also provided in the pipe wall 15; the thrust plate friction piece 3 and the cast iron base 4 constitute the thrust plate 2, and the thrust plate friction piece 3 is arranged on the cast iron base 4; the thickness of the guide bearing 1 The thickness of the friction piece 3 of the thrust plate is 0.6mm.

[0061] A manufacturing method of the above-mentioned polyester and aramid guide bearing and thrust plate friction sheet is characterized in that:

[0062] The method consists of the following steps:

[0063] (1) Manufacturing of guide bearing: impregnate polyester or aramid cloth with polyvinyl butyral modified phenolic resin for 3 hours, and dry it to obtain polyester or aramid r