1. Ntụle nhazi
(1) Nke avalvụ urukurubụbanwere ihe owuwu dị okirikiri, nke dị n'ime na-ejikọta ya ma kwado ya site na ribs 8 na-agba ume, oghere elu Φ620 na-ekwurịta okwu n'ime oghere, na ndị ọzọ.valvụa na-emechi emechi, isi ájá siri ike idozi ma dị mfe imebi. Ma ikpochapu na ikpocha oghere dị n'ime na-eweta nnukwu ihe isi ike, dị ka egosiri na foto 1.
Mgbidi mgbidi nke ihe nkedo na-adịgasị iche iche, oke mgbidi dị elu ruru 380mm, na opekempe mgbidi bụ naanị 36mm. Mgbe nkedo ahụ siri ike, ọdịiche dị na ọnọdụ okpomọkụ dị ukwuu, na nkwụsị nke na-enweghị isi nwere ike ịmepụta oghere mbelata na ntụpọ porosity shrinkage, nke ga-eme ka mmiri na-agbapụta n'ime ule hydraulic.
2. Usoro nhazi:
(1) E gosipụtara elu nkewa na eserese 1. Tinye njedebe na oghere na igbe dị n'elu, mee otu isi ájá dum n'ime oghere dị n'etiti, ma gbatịa isi isi n'ụzọ kwesịrị ekwesị iji kwado ntinye nke isi ájá na mmegharị nke isi ájá mgbe igbe ahụ tụgharịrị. Stable, ogologo nke isi isi nke cantilever nke oghere abụọ ndị kpuru ìsì dị n'akụkụ dị ogologo karịa ogologo oghere ahụ, nke mere na etiti nke ike ndọda nke isi ájá dum na-adabere n'akụkụ isi isi iji hụ na ájá ájá dị na-edozi ma kwụsie ike.
A na-anakwere usoro ntinye nke emechi emechi, ∑F n'ime: ∑F kehoraizin: ∑F ogologo = 1: 1.5: 1.3, sprue na-eji tube seramiiki nwere dayameta dị n'ime nke Φ120, na mpempe abụọ nke 200 × 100 × 40mm refractory brik na-etinye na ala ala iji gbochie ájá nke mol ozugbo. A na-etinye 150 × 150 × 40 ụfụfụ seramiiki nzacha na ala nke onye na-agba ọsọ, na 12 seramiiki tubes nke nwere dayameta dị n'ime nke Φ30 na-eji onye na-agba ọsọ n'ime na-ejikọta ya na ala nke nkedo site na tank mmiri nchịkọta mmiri na ala nke nzacha iji mepụta atụmatụ ịwụsa ala ala, dị ka e gosiri na Figure 2 Essence.
(3) Debe oghere ikuku 14 ∮20 n'ime oghere dị elu, tinye Φ200 ájá isi ikuku ikuku n'etiti isi isi, tinye ígwè oyi n'ime akụkụ buru ibu na nnukwu akụkụ iji hụ na iguzosi ike n'ezi ihe nke nkedo ahụ, ma jiri ụkpụrụ mgbasawanye graphitization kagbuo A na-eji nri na-eri nri mee ka mkpụrụ nke usoro ahụ dịkwuo mma. Ogo nke igbe ájá ahụ bụ 3600 × 3600 × 1000/600mm, a na-ejikwa efere ígwè 25mm agbachie ya iji hụ na ike zuru oke na isi ike, dị ka egosiri na eserese 3.
3. Usoro njikwa
(1) Nlereanya: Tupu ịmegharị ihe, jiri ihe atụ ọkọlọtọ Φ50 × 50mm iji nwalee ike mkpakọ nke ájá resin ≥ 3.5MPa, ma mee ka ígwè oyi na onye na-agba ọsọ sie ike iji hụ na ájá ájá nwere ike zuru ezu iji wepụ graphite na-emepụta mgbe ígwè a wụrụ awụ na-eme ka mgbasawanye nke kemịkal na-eme ka ọkpụkpụ na-agbaze na-eme ka ọ ghara ịdị ogologo oge.
Ime isi: A na-ekewa isi ájá ájá n'ime akụkụ 8 hà nhata site na ọgịrịga 8 na-agba ume, nke jikọtara site na oghere etiti. Enweghị akụkụ nkwado na ikpochapụ ọzọ ma e wezụga isi isi etiti. Ọ bụrụ na enweghị ike idozi isi ala ájá na Ọpụpụ, mgbapụ isi ájá na oghere ikuku ga-apụta mgbe wụsachara. N'ihi na akụkụ dum nke isi ájá ájá buru ibu, a na-ekewa ya na akụkụ asatọ. Ọ ga-enwerịrị ike zuru oke na isi ike iji hụ na isi ájá agaghị emebi mgbe a tọhapụrụ ebu, ọ gaghịkwa emebi emebi mgbe ịwụsa ya. Nrụrụ na-apụta, ka e wee hụ na ọkpụrụkpụ mgbidi edo edo nke nkedo ahụ. N'ihi nke a, anyị pụrụ iche mere a pụrụ iche isi ọkpụkpụ, na kechie ya na isi ọkpụkpụ na a ventilashion eriri ịdọrọ iyuzucha gas si isi isi iji hụ na compactness nke ájá ebu mgbe na-eme ka isi. Dị ka e gosiri na foto 4.
(4) Igbe mmechi: N'iburu n'uche na ọ na-esiri ike ihicha ájá dị n'ime oghere nke valvụ nru ububa, a na-ese isi ájá dum na agba abụọ, a na-eji akwa zirconium na-aba n'anya na-aṅụ mmanya na-aba n'anya (Baume degree 45-55), na agba nke mbụ na-ese ma gbaa ọkụ. Mgbe ihichachara, tee akwa nke abụọ na agba magnesium na-aba n'anya (Baume degree 35-45) iji gbochie nkedo site na ịrapara na ájá na nsị, nke enweghị ike ihicha. A na-etinye akụkụ isi nke isi na Φ200 ígwè ọkpọkọ nke isi ihe owuwu nke ọkpụkpụ isi nke nwere screws M25 atọ, edozi ma kpochie ya na igbe ájá dị elu nke nwere mkpuchi mkpuchi ma chọpụta ma mgbidi mgbidi nke akụkụ ọ bụla bụ otu.
4. Usoro ịgbaze na ịwụsa
(1) Jiri Benxi obere-P, S, Ti elu-edu Q14/16 # pig iron, na tinye ya na a ruru nke 40% ~ 60%; Chọpụta ihe ndị dị ka P, S, Ti, Cr, Pb, wdg na-ukwuu na-achịkwa na scrap ígwè, na ọ dịghị nchara na mmanụ na-ekwe , ihe mgbakwunye bụ 25% ~ 40%; A ga-ehichapụrịrị ụgwọ eweghachitere site na ogbugba ogbunigwe tupu ejiri ya hụ na ọ dị ọcha nke ụgwọ ahụ.
(2) Isi ihe njikwa mgbe ọkụ: C: 3.5-3.65%, Si: 2.2% -2.45%, Mn: 0.25% -0.35%, P≤0.05%, S: ≤0.01%, Mg (mfọdu): 0.035% nke presidation nke n'okpuru 0.05% nke presidization ~ 0.05%, Ekwesịrị iwere mg (ihe fọdụrụ) dịka o kwere mee.
(3) Ngwọta inoculation Spheroidization: a na-eji magnesium dị ala na spheroidizer dị ala na-adịghị ahụkebe, na mgbakwunye mgbakwunye bụ 1.0% ~ 1.2%. Usoro ọgwụgwọ spheroidization na-emekarị, 0.15% nke inoculation otu oge na-ekpuchi na nodulizer na ala nke ngwugwu ahụ, spheroidization agwụla. Mgbe ahụ, a na-ekekọta slag maka inoculation nke abụọ nke 0.35%, a na-emekwa inoculation nke 0.15% n'oge ịwụ.
(5) A na-anabata usoro ịwụsa ọkụ dị ala, okpomọkụ na-agbapụta bụ 1320 ° C ~ 1340 ° C, na oge ịwụsa bụ 70 ~ 80s. Enweghị ike ịkwụsị ígwè a wụrụ awụ n'oge a na-awụsa ya, na iko sprue na-ejupụta mgbe niile iji gbochie gas na ntinye aka na-etinye aka na ebu site na onye na-agba ọsọ. oghere.
5. Nkedo nsonaazụ ule
(1) Nyochaa ike nkwụsị nke ngọngọ ule nkedo: 485MPa, elongation: 15%, Brinell hardness HB187.
(2) Ọnụ ọgụgụ spheroidization bụ 95%, nha graphite bụ ọkwa 6, na pearlite bụ 35%. E gosipụtara nhazi metallographic na eserese 5.
(3) Enweghị ntụpọ edekọghị na nchọpụta UT na MT nke abụọ nke akụkụ ndị dị mkpa.
(4) Ọdịdị ahụ dị larịị ma dị mma (lee foto 6), na-enweghị nkedo nkedo dị ka ntinye ájá ájá, ihe mgbochi slag, oyi na-ekpo ọkụ, wdg, mgbidi mgbidi ahụ bụ otu, na akụkụ na-emezu ihe ndị a chọrọ nke eserese.
(6) 20kg / cm2 hydraulic mgbali ule mgbe nhazi egosighi ọ bụla ntapu
6. Nkwubi okwu
Dị ka njirimara nhazi nke valvụ nru ububa a si dị, a na-edozi nsogbu nke nrụrụ na-adịghị adịgide adịgide na dị mfe nke nnukwu ájá dị n'etiti na nke siri ike ihicha ájá site n'imesi ike na nhazi nke atụmatụ usoro, mmepụta na nhazi nke isi ájá na iji ihe mkpuchi nke zirconium. Ntọala nke oghere ikuku na-ezere ohere nke pores na nkedo. Site na njikwa ụgwọ ọkụ ọkụ na sistemu onye na-agba ọsọ, a na-eji ihe nzacha seramiiki foam na teknụzụ ingate seramiiki iji hụ na ọ dị ọcha nke igwe a wụrụ awụ. Mgbe otutu inoculation ọgwụgwọ, metallographic Ọdịdị nke nkedo na dị iche iche The keukwu arụmọrụ eruwo ọkọlọtọ chọrọ nke ndị ahịa.
Site naỤgwọ nke ụlọ ọrụ Tianjin Tanggu Water-Seal Valve Co., Ltd. valvụ urukurubụba, valvụ ọnụ ụzọ ámá, Y-strainer, wafer abụọ efere nlele valvụimeputa.
Oge nzipu: Eprel-29-2023
