Dị ka akụkụ bụ isi nke cylinder hydraulic, a na-eji mkpanaka piston mee ihe n'ọnọdụ siri ike na gburugburu ebe obibi;N'ihi ya, oyi akwa nchekwa dị elu dị mkpa.Ugbu a, electroplating hard chrome bụ usoro zuru ebe niile.N'ihi arụmọrụ ya dị ike yana ọnụ ala dị ala, chrome siri ike electroplated bụ usoro a na-ahụkarị maka ọgwụgwọ mkpanaka piston.
Usoro nke mkpuchi mkpanaka piston
1) Isi ike
Isi ike bụ njirimara dị mkpa nke mkpuchi mkpanaka piston.Mkpuchi na-egosi adịghị ike siri ike ma ọ bụ na-esighị ike nke ọma enweghị ike itinye ume dị ukwuu n'oge nkume angular ma ọ bụ ihe siri ike na-eti mkpanaka piston ahụ, mmebi elu na-eme ngwa ngwa, na hydraulic cylinder ga-esikwa na-arụ ọrụ ozugbo n'ihi mkpuchi delamination ma ọ bụ flaking.
Nnwale mmetụta bụ ule siri ike nke a na-ejikarị pendulum swing na-akụtu ma gbajie ihe atụ ahọpụtara.Ule a na-ahụkarị n'ụdị a bụ ule Charpy V-notch na ule Izod nke akọwara na ASTM E23.Ụkpụrụ dị iche n'etiti ule abụọ ahụ bụ ụzọ e si edozi ihe atụ ahụ.
2) Nguzogide corrosion
N'ihi ebe ọrụ na-adịghị mma, nguzogide corrosion dị ezigbo mkpa maka mkpuchi mkpuchi piston hydraulic cylinder.Nnwale ịgba mmiri nnu bụ usoro nnwale ahaziri ahazi nke a na-eji elele nguzogide corrosion nke mkpuchi mkpuchi piston hydraulic cylinder;ọ bụ ngwa ngwa nguzogide corrosion na-enyocha ọdịdị nke ngwaahịa corrosion mgbe oge ụfọdụ gasịrị.
Ngwa maka nnwale dị ka egosiri na ọnụ ọgụgụ 4 nwere ụlọ nyocha mechiri emechi, ebe a na-efesa ihe nnu nnu, tumadi ihe ngwọta nke sodium chloride, site na imi.Nke a na-emepụta gburugburu ebe obibi na-emebi emebi n'ime ụlọ ma si otú a, a na-awakpo akụkụ dị na ya n'okpuru ikuku ikuku a siri ike.Nnwale emere na ngwọta nke NaCl bụ nke a maara dị ka NSS (nsị nnu na-anọpụ iche).A na-enyochakarị nsonaazụ dị ka awa nnwale na NSS na-enweghị ọdịdị nke ngwaahịa corrosion.Ngwọta ndị ọzọ bụ ASS (ule acetic acid) na CASS (acetic acid nwere ule ọla kọpa chloride).A na-ahazi ihe owuwu ụlọ, usoro nnwale na usoro nnwale n'okpuru ụkpụrụ mba na nke mba ụwa, dị ka ASTM B117, DIN 50021, na ISO 9227. Mgbe oge ule ahụ gasịrị, enwere ike ịdepụta ihe nlele ahụ dabere na mpaghara nchara nchara site na iji ọkọlọtọ ntụaka dị ka egosiri. na tebụl 1.
3) Yiri nguzogide
Dị ka ngalaba nnyefe ike, mkpanaka piston kwesịrị ịgagharị na azụ ugboro ugboro, n'otu oge ahụ uwe na-eme n'oge mkpuchi elu slide megide mkpuchi cylinder.N'ihi ya, nguzogide iyi bụkwa ihe dị mkpa achọrọ maka mkpanaka piston n'oge ndụ.Isi ike dị n'elu bụ isi ihe maka nguzogide eyi.E wezụga ịdị ike, nguzogide corrosion na iyi nguzogide, dị ka ụkpụrụ ụlọ ọrụ dị iche iche na ihe ndị ahịa chọrọ si dị, edepụtara akara ndị ọzọ nke mkpuchi mkpanaka piston na tebụl2.
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Oge nzipu: Sep-23-2022