Wɔ adwumayɛbea bi a wɔyɛ nneɛma a wɔde yɛ adwuma wɔ Guangdong no, na mfiri abien a wɔde stamp a ɛyɛ pɛ no nsa ntwahonan nkwa nna yɛ soronko: wɔsesaa afiri A nsa ntwahonan bere a wɔde dii dwuma afe biako esiane sɛ spoke abubu nti, bere a afiri B nsa ntwahonan no tuu mmirika pintinn mfe abiɛsa a enni huammɔ biara. Disassembly daa no adi sɛ nsonsonoe biako pɛ a ɛda abien no ntam ne spoke thickness (4mm vs 6mm) ne bearing seal design. Saa asɛm yi da no adi sɛ sɛnea ɛtra hɔ kyɛ astamping nsa ntwahonanɛnyɛ ade biako pɛ na ɛkyerɛ, na mmom efi nhyehyɛe a ɛkɔ akyiri a ɛwɔ nsusuwii ahorow pii, a nneɛma a wɔpaw, ɔdan nhyehyɛe, ne ɔfasu a wɔde yɛ adwuma ka ho. Saa asɛm yi ka nnwumayɛbea nneyɛe bom de hwehwɛ sɛnea adwini kyerɛ nsa ntwahonan nkwa nna a efi fibea no mu.
Nsɛm a Ɛwɔ Mu Menu
Dade nneɛma: ahoɔden ho bɔhyɛ ma adesoa a emu yɛ duru-adesoa tebea horow
Engineering plastics: ɛho ka{0}}paw a ɛyɛ papa ma hann-adesoa atwa yɛn ho ahyia
Nneɛma a wɔabom ayɛ: cross-ahyeɛ a wɔpaw a adwumayɛ a ɛkari pɛ
Spoke nhyehyɛe: sika kɔkɔɔ ratio a spoke dodow ne ne kɛse
Bearing paw: nkwa nsonsonoe a ɛda sliding bearing ne rolling bearing ntam
Positioning device: adwinni a ɛma ɛkari pɛ wɔ rigidity ne flexibility
Rust-adanse ayaresa: nhyehyɛe ntease a ɛwɔ nkyene a wɔde petepete sɔhwɛ akyi
Hyɛ-resistant coating: microscopic nhyehyɛe a ɛbɛtew friction so
Anti-slip nhwɛso: ergonomics ne durability synergy
Processing accuracy: sɛnea tolerance control ka fit nkwa
Nhyiam nhyehyɛe: ntease a ɛho hia a ɛwɔ interference fit so
Dynamic balance design: owudifo a aniwa nhu a ɔyɛ adwuma a ɛyɛ ahoɔhare kɛse
Handle diameter: kari pɛ wɔ grip ahotɔ ne ɔbrɛ ntam
Adwumayɛ torque: ahobammɔ aboboano a design parameters
Nneɛma a wɔpaw: awosu mu awosu mu abɔde a ɛma ɛtra hɔ kyɛ
1 Dade nneɛma: ahoɔden ho bɔhyɛ ma adesoa a emu yɛ duru-adesoa tebea horow
Cast iron (HT200): tensile ahoɔden 200MPa, ɛfata ma punching mfiri a adesoa > 50N・m, te sɛ Yangli Kuw no J21 series punch handwheel, spoke thickness yɛ 6mm, spoke duru biara nni hɔ wɔ 100,000 ɔbrɛ sɔhwɛ akyi, na nkwa yɛ 1.5 mpɛn tenten sen 4mm thickness.
Aluminium alloy (6061-T6): density 2.7g / cm3, ahoɔden 190MPa, kar nkuku adwumayɛbea pɔtee bi de aluminium aduru nsa ntwahonan di dwuma de tew unsprung mass so 30%, tew rotational inertia so 25%, na ɛtew bearing wear rate so 40%.
Stainless steel (304): nkyene a wɔde petepete so a ɛko tia sɔhwɛ > nnɔnhwerew 1000, ɛfata ma mpoano anaa mmeae a ɛhɔ yɛ nwini, te sɛ punch handwheel a ɛwɔ nsu mita adwumayɛbea bi a ɛwɔ Ningbo. Bere a wɔde nneɛma 304 adi dwuma akyi no, wɔatew jamming huammɔdi a ɛnam nkannare so de ba no so afi mpɛn 3 ɔsram biara akodu mpɛn 1 afe biara.
2 Engineering plastics: ɛho ka{0}}paw a etu mpɔn ma hann-adesoa atwa yɛn ho ahyia
ABS engineering plastics: density 1.05g/cm3, ne bo yɛ 1/5 pɛ a ɛyɛ dade a wɔde ayɛ, ɛfata ma mfiri nketewa a wɔde bɔ akuturuku a adesoa wom<20N・m, such as Jinfangyuan CNC punching machine handwheels, designed life of 2 years, maintenance cost reduced by 60%.
Phenolic resin: ɔhyew a ɛko tia 150℃, nsa ntwahonan a ɛwɔ fononoo stamping mfiri de phenolic resin di dwuma, tu mmirika mfe 3 wɔ tebea a ɛyɛ 120℃, na ne soro nni mpaapaemu biara, bere a ABS ade no tumi tra hɔ afe 1 pɛ.
3 Nneɛma a wɔabom ayɛ: ɔhyeɛ a wɔpaw a ɛwɔ adwumayɛ a ɛkari pɛ
Glass fiber reinforced nylon: ahoɔden yɛ 2 mpɛn pii sen nylon kronkron, nsu absorption rate<1%, a punching machine handwheel of an electronics factory uses this material, in an environment with 85% humidity, the life is 3 times longer than ordinary nylon, and the weight is 40% lighter than metal.
Steel-plastic composite: dade a wɔde yɛ spokes (ahoɔden ho bɔhyɛ) + plastic a wɔde yɛ nsa (insulation ne anti-slip), aduruyɛ mfiri a wɔde bɔ afiri nsa ntwahonan susuw ahoɔden ne insulation ahwehwɛde nyinaa ho, na ɛkwati control huammɔdi a ɛnam anyinam ahoɔden a ɛnyɛ adwuma so de ba.
Structural design: nsusuwii abien a ɛfa adwennwen kyekyɛ ne kankyee pɛpɛɛpɛ ho
1 Spoke nhyehyɛe: sika kɔkɔɔ ratio a spoke dodow ne ne kɛse
Spoke nɔma: 3 spokes (lightweight) vs 6 spokes (high rigidity), bere a wɔsesaa forging machine handwheel fi 3 spokes kɔɔ 6 spokes akyi no, nhyɛso a ɛwɔ spoke no ntini so no so tew fii 150MPa koduu 80MPa, na asiane a ɛwɔ hɔ sɛ ɛbɛbubu no so tew 60%.
Thickness design: Sɛnea adesoa nhyehyɛe (σ=Mr/W) kyerɛ no, wɔ 50N・m adesoa nsa ntwahonan ho no, spoke no mu duru kɔɔ soro fi 4mm kɔɔ 6mm, ahobammɔ factor no kɔɔ soro fi 1.2 koduu 2.0, na wɔtrɛw ɔsom nkwa nna mu fi afe 1 koduu mfe 3.
2 Bearing paw: Nkwa nsonsonoe a ɛda sliding bearing ne rolling bearing ntam
Sliding bearings (self-lubricating): biribiara nni hɔ a ɛtwetwe, ɛfata ma ahoɔhare a ɛba fam (<100rpm), such as Ward Precision Machine punch handwheel, designed life of 5 years, maintenance-free, but wear rate increases 3 times at high speed (>200rpm na ɛyɛ adwuma).
Rolling bearings (deep groove ball bearings): friction coefficient 0.0015, ɛfata ma ahoɔhare kɛse, Jingli punch handwheel de 6005 bearings di dwuma, nkwa nna nnɔnhwerew 80,000 wɔ 300rpm, mpɛn 2 tenten sen sliding bearings, nanso ɛhwehwɛ daa srade.
3 Positioning device: adwinni a ɛma ɛkari pɛ wɔ rigidity ne flexibility
Spring pin gyinabea: nhyehyɛe a ɛnyɛ den, ahohuru bere mu ahoɔden nhyehyɛe a ɛyɛ 5-8N, punch handwheel nni spring ahoɔden a ɛnnɔɔso (3N), a ɛde 40% ntɛmntɛm hyɛ gyinabea pin no.
Hydraulic gyinabea: gyinabea pɛpɛɛpɛ ±0.5 digrii . Pɛpɛɛpɛ punch handwheel de hydraulic positioning di dwuma. Ɛwom sɛ ɛka no boro so 20% deɛ, nanso wɔtrɛw afiri a wɔde kyerɛ beaeɛ no nkwa nna mu firi afe 1 kɔsi mfeɛ 5, a ɛfata ma tebea a ɛyɛ pɛpɛɛpɛ a ɛkorɔn-.
Asase so ayaresa: ɔkwan a edi kan a wɔfa so bɔ wɔn ho ban fi nneɛma a atwa yɛn ho ahyia a wɔsɛe no ho
1 Anti-rust treatment: design logic a ɛwɔ nkyene a wɔde petepete sɔhwɛ no akyi
Galvanizing (electrogalvanizing): coating thickness 8-12μm, nkyene a wɔde petepete so sɔhwɛ nnɔnhwerew 48, nsa ntwahonan a ɛwɔ kuayɛ mfiri adwumayɛbea pɔtee bi de galvanizing ayaresa di dwuma, na bere a nkannare wɔ mfuw asase no mu no kyɛ fi asram 3 kosi afe 1.
Dacromet a wɔde kata so: ade a wɔde kata so a chromium- nni mu a ɛnyɛ nea ɛmma nneɛma a atwa yɛn ho ahyia, a ɛko tia nkyene a wɔde petepete so nnɔnhwerew 1000. Export punch handwheel pɔtee bi de saa ade a wɔde kata so yi di dwuma. Nkannare biara mma bere a wɔde po so nneɛma rekɔ no, bere a nsa ntwahonan a wɔde galvanized ayɛ a ɛyɛ mpapahwekwa no ayɛ nkannare dedaw.
2 Wear-resistant coating: micro-nsusuwii a ɛbɛma akasakasa so atew
Molybdenum disulfide a wɔde petepete so: coating thickness 5-10μm, friction coefficient so tew fi 0.15 kosi 0.08, bere a wɔde afiri a wɔde bɔ akuturuku a ɛkɔ so nsa ntwahonan dii dwuma akyi, wɔtew bearing wear so fii 0.05mm/mpɛn apem koduu 0.01mm, na wɔmaa nkwa no kɔɔ soro mpɛn 4.
Ceramic coating: hardness HV1200, ɛfata ma heavy-adesoa wear scenarios, forging afiri nsa ntwahonan spoke de ceramic coating di dwuma, na soro wear rate yɛ 70% brɛoo sen nea wɔansa afã horow.
3 Anti-slip texture: ergonomics ne durability synergy
Diamond texture: Contact area no yɛ 20% kɛseɛ sene plane no, na friction no kɔ soro 30%. Esiane sɛnea wɔayɛ no sɛnea ntease nnim nti, afiri a wɔde bɔ akuturuku bi nsa ntwahonan twetwe bere a ɛreyɛ adwuma no, na ɛma bearing no sɛe kɛse wɔ ɔkwan a ɛnteɛ so. Sɛ wɔnya nkɔsoɔ a, wɔtew slip rate no so firi 15% kɔsi 2%.
Rɔba a wɔde kata so: Wɔde nitrile rɔba akata nsa no so, a ɛnyɛ-slip na ɛtwetwe wosow. Bere a wɔde nsa ntwahonan a ɛwɔ hardware adwumayɛbea bi dii dwuma akyi no, ɔbrɛ a wɔde yɛ adwuma no so tew 40%, na mpɛn dodow a wɔsansan wɔ nkitahodi a ɛda nsa ne dua no ntam no so tew 50%.
Nneɛma a wɔyɛ: nsɛm a ɛkɔ akyiri na ɛkyerɛ abusuabɔ titiriw a ɛda nkonimdi anaa huammɔdi ntam
1 Nneɛma a wɔyɛ no pɛpɛɛpɛ: Ɔkwan bɛn so na abodwokyɛre sohwɛ nya nkwa a ɛne ne ho hyia no so nkɛntɛnso
Coaxiality tolerance: Sɛ coaxiality a handwheel ne shaft no boro 0.1mm a, bearing adesoa no nyɛ pɛpɛɛpɛ. Nsa ntwahonan a ɛwɔ mfiri adwinnade adwumayɛbea no wɔ coaxiality 0.2mm, a ɛma bearing nkwa nna yɛ tiaa 60%. Sɛ wonya nkɔso wie a, wɔhwɛ abodwokyɛre no so wɔ 0.05mm, na nkwa no san kɔ sɛnea na ɛte kan no.
Thread accuracy: Wɔma M8 thread no processing pɛpɛɛpɛyɛ tu mpɔn fi 6H kosi 5H. Wɔatew mpɛn dodow a punch press nsa ntwahonan nsa a ɛsansan no so fi mpɛn 3 dapɛn biara akodu mpɛn 0, na wɔatew asaawa a ɛsɛe no so 70%.
2 Nhyiam nhyehyɛe: te mfaso a ɛho hia a ɛwɔ interference fit so
Ntwitwiridii nhyehyɛe: Ntwitwiridii a eye sen biara a ɛda shaft ne bearing no ntam ne 0.02-0.05mm. Mfiri adwumayɛbea pɔtee bi a ɛtwetwe adwene no duu 0.1mm, na ɛmaa bearing no mu ring no sɛee, nea ɛko tia sɛ ɛkyinkyini no kɔɔ soro 50%, na nkwa nna no so tew 30%.
Pressing process: Fa hydraulic press (pressure error ±2%) di dwuma na woakwati mpaapaemu a ahintaw wɔ spokes no mu a ɛnam abɔ so. Enti, adwumayɛbea bi a wɔyɛ mfiri a wɔde yɛ afiri no maa akwanhyia a ɛba nsa ntwahonan a ɛpaapae no so tew fii 5% koduu 0.5%.
3 Dynamic balancing design: owudifo a aniwa nhu a ɔyɛ adwuma a ɛyɛ ahoɔhare kɛse
Dynamic balancing level: ɛsɛ sɛ nsa ntwahonan a ɛyɛ ahoɔhare kɛse- (>200rpm) du G6.3 level. Ná afiri pɔtee bi a wɔde bɔ mfiri a wɔde bɔ akuturuku nsa ntwahonan no nkari pɛ wɔ ahoɔden mu. Wosow ntɛmntɛm no duu 10g wɔ 150rpm, na ɔbrɛ nkwa a ɛwɔ spokes no mu no so tew 40%. Bere a wɔkari pɛ akyi no, wɔtew so kɔɔ 4g.
Ergonomics: Nkɛntɛnso a ɛnteɛ a oprehyɛn su nya wɔ sɛnea ɛtra hɔ kyɛ so
1 Handle diameter: kari pɛ wɔ grip ahotɔ ne ɔbrɛ ntam
Optimal diameter: 40-50mm, diameter a punch handwheel yɛ 60mm, palm contact beae no so tew 15% bere a adwumayɛ, ɛde 20% nkɔanim wɔ grip tumi, indirectly nkɔanim bearing adesoa 12% na tiaa nkwa 25%.
Handle length: 120-150mm is appropriate, the handle of a hardware factory handwheel is too short (100mm), the wrist bending angle is >30℃bere a wɔreyɛ adwuma, na ɛde adwumayɛ ahoɔden a ɛnteɛ ne 30% ntɛmntɛm shaft wear.
2 Adwumayɛ torque: ahobammɔ ahwehwɛde a ɛwɔ design parameters
Standard torque: ɛsɛ sɛ nsaano adwumayɛ torque yɛ Less anaasɛ ɛne 15N・m yɛ pɛ. Esiane sɛ bearing lubrication a ɛnnɔɔso nti, punch handwheel torque kɔɔ soro koduu 25N・m, na ɛde spokes no so boro so bere tenten-na asiane a ɛwɔ hɔ sɛ ebebubu no kɔɔ soro mpɛn 2.
Adwumayɛ-korabea nhyehyɛe: Ɛnam gear ahoɔhare a ɛkɔ soro afiri (tetew ratio 1:2), adwumayɛ torque a precision punch handwheel so tew fi 12N・m kosi 6N・m, bearing adesoa no so tew fã, na nkwa no kɔ soro mpɛn 1.
Tɔfabɔ
Punch handwheel no ahoɔden a ɛyɛ den no yɛ nea efi "nneɛma ahoɔden + nhyehyɛe mu ntease + nneɛma a atwa yɛn ho ahyia a wotumi sesa + nneɛma a wɔyɛ no pɛpɛɛpɛ" mu aba a ɛkɔ akyiri:
Adesoa a emu yɛ duru tebea: Cast dade spokes (a ne kɛse yɛ kɛse sen anaasɛ ɛyɛ pɛ 6mm) + rolling bearings + Dacromet coating na wɔpɛ, te sɛ Yangli J31 series punch handwheels, a design nkwa mfe 5.
High-ahoɔhare pɛpɛɛpɛ tebea: Aluminium alloy spokes + deep groove ball bearings + molybdenum disulfide coating, te sɛ AMADA nsa ntwahonan, a nkwa bɛboro nnɔnhwerew 100,000 wɔ 200rpm.
Humid ne mfutuma tebea: Stainless dade spokes + labyrinth seals + rɔba nsa, te sɛ customized nsa ntwahonan a Ningbo Nsu Mita Factory, a enni rust ne jamming mfe 3.
Adeyɛ a kar OEM pɔtee bi yɛ no ada no adi sɛ ɛdenam nhyehyɛe a wɔayɛ no yiye (spokes thickened by 2mm + bearing precision improved by one level + surface spraying of wear-resistant coating), wɔatrɛw nsa ntwahonan no nkwa nna mu afi asram 18 akodu mfe 4, na wɔatew ɛka a wɔbɔ wɔ nsiesie ho no so 70%. Eyi si so dua sɛ ahoɔden a ɛtra hɔ kyɛ nyɛ ade biako a ɛkyerɛ, na mmom ɛyɛ nkɔnsɔnkɔnsɔn nhyehyɛe a edi mũ-a ɛyɛ papa fi nneɛma a wɔpaw so kosi nea wɔyɛ so. Wɔ nnwinnade a wɔyɛ no fam no, ɛho hia sɛ wɔde "design-test-feedback" closed loop si hɔ, te sɛ nea wɔde hwɛ sɛnea ade a wɔde kata so no nkwa nna te denam finite element analysis of spoke stress ne salt spray testing so, sɛnea ɛbɛyɛ a wɔbɛkwati "congenital defects" a efi fibea no. Sɛnea mfiridwuma mu adwumfo mpanyimfo osuahu ka no: "Nsa ntwahonan nhyehyɛe pa yɛ nea ɛma wɔn a wɔde di dwuma no te nka sɛ ɛwɔ hɔ wɔ mfe 3 mu - efisɛ ennyaa ɔhaw biara da."
