Honing Machine ke Eng
A mochini oa ho roalake tšepe e nepahetseng-ea ho seha le e ka holimo{1}}e sebelisoang ho ntlafatsasebopeho sa geometri, ho nepahala ha dimensional, le pheletso ea bokaholimoea workpiece, haholo-holo cylindrical bores le masoba.
E etsa horeHoning process, e sebelisangmajoe a hlabanghlomelloa holim'a mandrel hore rotates le reciprocates ka nako e le 'ngoe ho tlosa palo e nyenyane haholo ea lintho tse bonahalang (hangata micrometers tse seng kae).
Honing hangata ke eonats'ebetso ea ho qetela ea ho qetelaka mor'a mekhoa e kang ho cheka, ho tsosolosa, kapa ho sila - haholo-holo liindasteri tse hlokang ho nepahala, joalo kalikoloi, sefofane, li-hydraulics, le tlhahiso ea likoloi.
Lintlha tsa bohlokoa
Ho etsa mechini ea ho lokisalibaka tse nepahetseng haholo, tse boreleli, le tsa 'nete tsa geometri, hangata ka hare ho likarolo tsa cylindrical.
Ba tlosa lintho tse nyenyane haholo (2-50 µm) kamajoe a hlabangkatshisinyo e bilikang le e kgutlelanang.
Honing hoa ntlafalachitja, ho otloloha, taper, le pheletso ea bokaholimo (Ra Less ho kapa lekana le 0.1 µm).
Lisebelisoa tse tloaelehileng li kenyelletsali-cylinders tsa enjine, li-bores, matsoho a hydraulic, le li-tubes tse nepahetseng.
E fumaneha katlhophiso e tshekaletseng le e emeng, ho itšetlehile ka boholo ba workpiece, mofuta, le tlhokahalo e nepahetseng.
Ho Utloisisa Mokhoa oa Ho Honing
TheHoning processe ntlafatsa jiometry ea bore le boleng ba bokaholimo ka ketso e laoloang ea abrasive:
Tlhophiso: The workpiece e behiloe ka mokhoa o sireletsehileng.
Tšebeliso ea lisebelisoa: Thehoning sesebelisoa(mandrel) e nang le majoe a hlabang e kenngoa ka har'a bore.
Motsamao oa Rotary: Sesebelisoa se potoloha ho khaola bokaholimo ka ho lekana.
Boitshisinyo ba ho busetsana: Sesebelisoa se tsamaea axially pele le morao, ho etsa acrosshatch pattern(ea bohlokoa bakeng sa ho boloka oli le ho tlotsa).
Katoloso ea Lejoe: Li-abrasive li atolosoa butle-butle ka ntle ho boloka khatello ha thepa e tlosoa.
Tekanyo & Taolo: Mechini ea ho holisa ka mokhoa o nepahetseng e sebelisoa-ho etsa gauging ho laola litekanyo tsa ho qetela ka bo eona.
Sephetho: Aboholo bo nepahetseng, 'nete ka geometrical, le bore bo bonyenyane- bo felilenge nang le thepa e ntle ea ho boloka lubricant.
Mefuta ea Mechini ea Ho Honing
Honing mechine e arotsoe haholo-holo katjantjello, boemo ba boiketsetso, lekopo:
| Sehlopha | Tlhaloso |
|---|---|
| Ho Honing Mechini e Tletseng | Workpiece e tsitsitse ka holimo; e loketseng bakeng sa likarolo tse telele (shafts, tubes, sleeves). |
| Thepa ea Honing Mechini | Workpiece e sekamisitsoe holimo; e loketseng likarolo tse khutšoane le tse phahameng{0}} tse nepahetseng (li-engine blocks, bearing housings). |
| Manual Honing Machines | Opereishene-ea laoloa, e sebelisoa bakeng sa likamore tsa lisebelisoa le{1}}mosebetsi o fokolang. |
| Mechini ea CNC / Automatic Honing | E sebetsa ka botlalo, bakeng sa{0}}tlhahiso ea molumo o phahameng ka{1}}ka nako ea sebele. |
| Single-Spindle vs. Multiple-Spindle | Motho a le mong bakeng sa mesebetsi e nepahetseng; tse ngata bakeng sa tlhahiso ea bongata (mohlala, likoloi). |
Ho Honing Mechini e Tletseng
Mechini e otlolohileng ea honingbea sesebediswa ka ho rapama ha sesebediswa sa ho hong se feta ho sona.
Li loketse bakeng salikarolo tse telele tsa cylindricalkapa likarolo tse nang le-bores.
Likaroloana:
Workpiece e tšoaroang pakeng tsa litsi kapa ka chuck.
Sesebelisoa se tsamaea ka axially mme se potoloha ka nako e le 'ngoe.
E khona ho sebetsana le li-tubes tse telele, li-cylinder tsa hydraulic, kapa libarele tsa lithunya.
Lisebelisoa:
Li-tubes tsa hydraulic cylinder
Li-sleeve tsa lisebelisoa tsa lifofane
Mabelo a nako e telele
Liphaephe tse nepahetseng le li-shafts
Melemo:
E khona ho sebetsana le likarolo tse telele kapa tse boima habonolo.
Phallo e molemonyana ea ho ntša li-chip bakeng sa-likoti.
Ho tsamaisana ho tsitsitseng bakeng sa bores bo tebileng.
Thepa ea Honing Mechini
Mechini ea ho roala e otlolohilenghlopha sesebediswa sa mosebetsi se otlolohile, ka sesebelisoa sa honing se ea holimo le tlase.
Li tloaelehile holiindasteri tsa likoloi, tsa sefofane, le tsa thepamoo ho hloekisoang-lihlopha tse nepahetseng tse phahameng.
Lisebelisoa:
Li-engine blocks (li-cylinder liner)
Ho jara matlo
Compressor le 'mele oa pompo
Li-gearbox le likarolo tse nepahetseng tsa hydraulic
Melemo ea Vertical Honing Machines e kenyeletsa:
Boima bo phahameng le ho nepahala→ geometry e betere le ho tsitsa ha bokaholimo.
Papiso ea maoto a manyane→ e lumellana le lisele tsa tlhahiso.
Pholiso e phahameng le phallo ea chipka baka la matla a khoheli.
Khokahano e bonolo ea boiketsetso(roboto ya ho kenya/ho laolla).
E loketse bakeng sa bores ba bokhutšoane, ba koalehileng{0}kapa ba foufetseng.
Likarolo tsa Mochini oa Honing
| Karolo | Mosebetsi |
|---|---|
| Honing Spindle / Mandrel | E tšoara le ho potoloha majoe a honing; e atoloha ka radially ho boloka khatello ea ho itšeha. |
| Abrasive Stones | Lintho tse sehang (hangata taemane, CBN, kapa aluminium oxide). |
| Mokhoa oa ho sebetsa | E sireletsa workpiece ka tieo nakong ea honing. |
| Sistimi ea ho khanna | E fana ka ts'ebetso ea rotary le e khutlisetsang. |
| Mokhoa oa ho fepa | E laola katoloso ea majoe a abrasive. |
| Sistimi e phodileng | E tlosa litšila le ho boloka mocheso o tsitsitseng. |
| Setsi sa Taolo / Setsi sa Tekanyo | Li-monitor li na le boholo le qetello ea bokaholimo ka nako-ea sebele. |
Lisebelisoa tsa Honing Machines
Ho hlonepha ho bohlokoa kae kapa kaeho nepahala ha dimensional le pheletso e ntle ya bokahodimoli bohlokoa:
| Indasteri | Likarolo Tse Tloaelehileng |
|---|---|
| Tsa makoloi | Li-cylinders tsa enjine, lithupa tse kopanyang, matlo a lisebelisoa |
| Sepakapaka | Li-sleeve tsa Hydraulic, li-actuator, merabe ea ho jara |
| Hydraulics & Pneumatics | Li-cylinder tubes, 'mele oa li-valve |
| Bearings | Mehele e ka hare le e ka ntle, e nang le matsoho a matsoho |
| Lisebelisoa tsa Bongaka | Lisebelisoa tsa ho buoa, likarolo tse kentsoeng |
| Tool & Shoa | Bushings, likoti tse tataisang |
| Oli le Khase | Lipompo, matlo a li-valve |
Ho khetha mochini o nepahetseng oa ho hlapela
Ha u khetha mochine oa ho lokisa, nahana ka:
| Paramethara | Khetho ea Khetho |
|---|---|
| Boholo ba Workpiece | Likarolo tse telele → tse rapameng; likarolo tse khutšoanyane → tse otlolohileng |
| Boemo bo nepahetseng | Ho nepahala ho holimo → CNC kapa ho itokisa ka mokhoa o itekanetseng |
| Bolumo ba Tlhahiso | Tlase → manual/semi{0}}auto; phahameng → mefuta e mengata- CNC ea spindle |
| Mofuta oa Boitsebiso | Li-alloys tse thata → li-abrasives tsa daemane/CBN |
| Mofuta oa Bore | Ka lesoba kapa sefofu, se le seng kapa se ngata |
| Budget & Space | Sistimi ea Compact CNC bakeng sa sebaka se lekanyelitsoeng sa fatše |
Phapano ke Efe Pakeng tsa Ho Hōlisa le Ho Sila?
| Sebopeho | Honing | Ho sila |
|---|---|---|
| Morero | Qetello ea ho qetela le tokiso ea geometry | Ho tlosoa ha thepa le ho bopa |
| Thepa e tlositsoe | 2–50 µm | 0.1–1 mm kapa ho feta |
| Sesebelisoa sa Abrasive | Multi-stone, mandrel e tenyetsehang | Lebili le thata la ho sila |
| Motsamao | Rotary e kopantsoeng + e khutlisetsang morao | Rotary feela |
| Surface Finish | E ntle haholo (Ra Tlase ho kapa e lekana le 0.1 µm) | E itekanetseng (Ra E kholo ho feta kapa e lekana le 0.2 µm) |
| Tokiso ea Geometry | E ntle haholo (e pota-potile, ea taper) | Moedi |
| Moloko oa Mocheso | Tlase | Phahameng |
| Tšebeliso e Tloaelehileng | Li-cylinder bores, merabe e belehang | Li-shafts, libaka tse bataletseng |
Kakaretso:
Ho sila ho fana ka sebopeho; ho hlompha ho fana ka phetheho.
Ts'ebetso ea Honing e Nka Nako e Kae?
Nako ea potoloho ea honing e itšetlehile ka:
Boima ba lintho tse bonahalang
Ho hlokahala hore ho tlosoe setoko
Bore boholo le bolelele
Mofuta oa mochini (manual vs. CNC)
Mefuta e tloaelehileng:
Li-bores tse nyane tse nepahetseng (mohlala, li-bearings):20-60 metsotsoana ka bore
Lisilindara tsa enjine:Metsotso e 1–3
Li-tubes tsa Hydraulic / masoba a tebileng:ho fihlela metsotso e 10
Litsamaiso tse ikatisang tse ngata-li-spindle honing mecheng ea tlhahiso li ka phethehabore tse ngata ka nako e le nngwe, e fokotsehile haholo-ka nako e itseng.
