May 1, 2023
Schematics awie, BOM no awie, na obi fi ase ka tooling ne volume order ho asɛm na ama wɔakora bere so. Nea ɛtaa fi mu ba ne asuade a ne bo yɛ den yiye.
Schematics awie, BOM no bae ara kwa, na obi fi ase ka tooling a wɔbɛtwitwa ne volume order a wɔde bɛto hɔ de akora bere so ho asɛm. Nea ɛtaa fi mu ba: ntokuru a wɔde si so no yɛ milimita biako na board no renfata enclosure no; anyinam ahoɔden a wɔde ma no ntumi mfa adesoa no nyinaa nkɔ; ɔhyew nhyehyɛe hyɛ processor no ma ɛyɛ throttle; nhyiam no nnidiso nnidiso no yɛ fɛre araa ma nea ɔde di dwuma no gyae. Nnwinnade mu nsakrae biako bo yɛ bɛboro nhwɛsode ahorow du; batch biako a wɔatow agu no betumi adi sikasɛm nhyehyɛe a wɔde di dwuma mfiase no ɔha biara mu nkyem du.
Ade a ɛtaa ba wɔ saa nwura no ho ne sɛ wɔde biribi a wonnim di dwuma te sɛ nea wonim no. Mfonini a ɛte sɛ nea ɛfata ne kyerɛwpon a ɛfata ankasa no, ɔhaw ahorow a ɛba bere a wokura ɔfã no nkutoo na ɛtetew mu. Nnwinnade ne volume production wɔ hɔ sɛ wɔde bɛyɛ design a wɔagye atom, na ɛnyɛ sɛ wɔde bɛgye bi atom. Dane nhyehyɛe no na ɛka no dɔɔso.
Nhwɛsode ahorow bua nsɛmmisa a ɛyɛ nokware yiye. Sɛ́ ebia ntokuru no hyia na board no kɔ fam wɔ enclosure no mu — nhyiam nkutoo na ɛkyerɛ wo. Power-supply ripple ne sɛnea ɛyɛ hyew controller no tu mmirika — susudua nkutoo na ɛkyerɛ wo. Sɛ́ ebia ntease wom sɛ component nhyehyɛe no — placement operator no bɛka akyerɛ wo. Sɛ́ ebia afiri no te nka sɛ ɛwɔ nsa no mu pɛɛ — nkutoo na ɛkyerɛ. Eyinom mu biara yɛ adwene a ɛwɔ mfoniniyɛ fã.
Nea ɛho hia sen saa no, wɔne afoforo di nkitaho. Nea na ɛte sɛ ɔhyew ho haw no sesa nhyehyɛe no, na ɛsakra tumi kwan no, na ripple no yɛ mfomso bio. Nhwɛsode kurukuruwa biako bio nantew saa nkɔnsɔnkɔnsɔn a efi mu ba no so kosi awiei; biako kakraa bi ma ne nyinaa pue wɔ ade a wɔawie no fã. Hardware haw ahorow ba ntoatoaso, na sampling ne shovel a ɛde wɔn mmiako mmiako.
Afei schematic ne PCB design, yɛ samples ntɛmntɛm na susuw wɔ hardware mu. Sɛ susudua no ka sɛ yiw a, san hwɛ mu na san yɛ nhwɛsode bio. San yɛ bio kosi sɛ adwini no bɛhyia, afei kɔ pilot run a ɛpopa nhyehyɛe ho nsɛm wɔ tebea horow a ɛkame ayɛ sɛ wɔyɛ no mu. Afei nkutoo na wobɛka nne kɛse ho asɛm. Anamɔn biara bo nyɛ den, na emu biara yi asiane kuw bi fi hɔ.
Nnyinasosɛm no nyɛ ade foforo; nea ɛyɛ den ne sɛ bere nyinaa te nka sɛ wobetumi ahuru kum a wokum no. Anoyi ahorow a wɔtaa de ma ne bere nhyɛso, adetɔfo bi a wɔretwɛn, sikasɛm mu ade titiriw bi a ɛda wɔn anim. Obiara a watu mmirika mprenu ankasa wɔ eyi ho nim sɛ anammɔn a wɔahuruw no nnyera — wɔtwɛn baabi a ne bo yɛ den ara kwa. Sampling sika wɔ mfasoɔ kɛseɛ sen line biara wɔ mfitiaseɛ hardware budget, ɛfiri sɛ ɛtɔ a ɛnyɛ mfomsoɔ.
Yɛn afifide no bu sampling sɛ adwuma a wɔyɛ daa. Fa mfonini anaa nhwɛsode ahwehwɛde bi mena na ano aduru ne nsɛm a wɔafa aka asan aba wɔ nnɔnhwerew aduonu anan mu. Wɔde nneɛma a wɔtaa de di dwuma no asie, enti wontumi ntwɛn sɛ wɔbɛtɔ ade bere tiaa bi. Adwumayɛbea no yɛ n’ankasa de, enti ntonto biara nni adwumayɛfo ketewa bi akyi. Wobetumi ayɛ nhwɛsode bi wɔ nnɔnhwerew anum pɛ mu, na nhwɛsode, batch nketewa ne dodow a wɔyɛ no tra adwumayɛbea koro mu, enti nhyehyɛe no mu nsɛm a ɛfa ho no nsɛe wɔ nsakrae ahorow ntam.
Sɛ nhwɛsoɔ round bi boɔ yɛ mmerɛ sɛ wobɛbu w’ani agu so a, ɔkwan a hardware kuo bi fa so yɛ adwuma no sesa: sɛ anka wobɛgye akyinnyeɛ wɔ nhyiamu mu sɛ ebia ɔkwan bi bɛyɛ adwuma anaa no, wosi bi na wobɛhunu. Ɔkwan a wɔfa so yɛ hardware startups no so tew kɔ biribi a ɛnyɛ den mu — nya nsɛm fi wiase ankasa mu ntɛm sɛnea ɛbɛyɛ yiye biara. Dodow a sampling cycle no yɛ tiaa no, dodow no ara na saa feedback no yɛ ntɛmntɛm, na dodow no ara na ɛyɛ papa kakra sɛ wobenya nkwa. Fa ahwehwɛde no mena mprempren na hwɛ ano aduru ne nsɛm a wɔafa aka ansa na woasi anammɔn a edi hɔ no ho gyinae.
Ɛnyɛ board biara na ehia honam fam prototype round. Sɛ nhyehyɛe no yɛ biribi ketewaa bi a wɔasisi dedaw wɔ adeyɛ koro no ara so — nkitahodi nsakrae, firmware tweak, bo soronko wɔ package koro no ara mu — asiane no mma twɛn no nyɛ nea ɛfata. Sɔhwɛ a mfaso wɔ so ne sɛ ebia wɔansɔ adwene biara a ɛwɔ adwini no mu anhwɛ wɔ hardware ankasa so da anaa. Sɛ mmuae no nni hɔ a, si ma nneɛma a wɔyɛ. Sɛ abien anaa abiɛsa na ɛwɔ hɔ a, yɛ wɔn nhwɛsode; anan anaa nea ɛboro saa taa kyerɛ sɛ design no hia pass foforo wɔ krataa so ansa na anya build slot.
Asɛm a ɛto so abien a ɛfata sɛ yɛbɔ din: enclosure fit. Software simulations of a board inside a housing taa yɛ nea ɛteɛ, nanso huammɔdi a wɔpa no yɛ mfiri — connector a ɛde fĩ ba boss, keep-out a screwdriver bu so. Sɛ asɛmmisa biako pɛ a wɔabue ano no fata a, ade biako a wɔatintim na wɔaboaboa ano no bo yɛ mmerɛw sen dapɛn biako a wɔde bɛyɛ mfonini. Yebetumi de afotu, afi gerbers nkutoo so, sɛ ebia ɔdan bi betumi ahuru prototype stage no anaasɛ sɛ ebia honam fam adansedi round biako bɛma wɔagye abien akyiri yi.
Akuw a wɔtwaa sikasɛm nhyehyɛe a wɔde yɛ nhwɛso no mu no taa de di dwuma ɔsram biako akyi wɔ line item foforo mu: nkuku a wɔsan yɛ mu nsakrae biako bo yɛ nhwɛsode mmirikatu mmɔho du, kuw a wɔasan de aba de nneɛma a wɔde fa nneɛma ne adwuma a wɔsan yɛ ka ho, na da a wɔantumi de akɔma no de asotwe a wɔde ma wɔ ɔkwan a wɔfa so yɛ no ho. Wɔankyerɛw emu biara sɛ nhwɛsode, nanso ne nyinaa yɛ bo a wɔbɔ sɛ wɔankyekye bi.
Mfaso ankasa a ɛwɔ nhwɛsode bi so ne sɛ ɛbɛdan nea wonnim no ayɛ nea wonim. Tokuru gyinabea, enclosure fit, supply regulation, thermal behavior ne assembly te nka nyinaa nya mmuae bere a board no wɔ wo nsam no. Mfonini biara nni hɔ a wɔde besi ananmu sɛ wobɛfa na wode ahoɔden ahyɛ mu. Hardware kwan a wɔfa so yɛ adwuma, a wɔatew so ayɛ no kasamu no, renya nokwasɛm de ama wo mmuae ntɛmntɛm sɛnea wubetumi.
Wɔ akuw a wɔde kapital-tight di dwuma fam no, prototyping wɔ nkɛntɛnso a ɛto so abien: sɛ wohu ade no a, ɛma ɛyɛ mmerɛw sɛ wobɛtwa scope. Akuw pii popa nneɛma abien a wɔkyerɛ sɛ ɛho hia bere a nhwɛsode a edi kan no asan aba akyi, na bere a wɔde yɛ adwuma a wɔkora so no ma nhwɛsode ho ka no sua. Hwɛ nea ɔyɛe no nneɛma ho nsɛm
Ka wo project scenario ne ahwehwɛdeɛ kyerɛ yɛn, na yɛbɛma ano aduru a ɛfata no ahyia na yɛde quote ama wɔ nnɔnhwereɛ 24 ntam.
Nya Quote a Wɔde Ma KwaAdwumayɛbea koro no ara wie PCBA nhyiam, SMT patching ne THT welding: mounting tumi a 95,000 CPH nso betumi agye 50 engineering nhwɛsode, na anyɛ yiye koraa no wobetumi mounted wɔ 1005/03015 afã horow; nneɛma fa akwan a wɔahyɛ da ayɛ so, na ɛhyɛ bɔ sɛ wɔrennyɛ atoro, na ɛbɛkɔ intanɛt so bere a wɔatwam wɔ nneɛma mu nhwehwɛmu a ɛba no mu akyi nkutoo; ɔwɔ IATF 16949:2016 (TS-1051701), ISO9001 ne RoHS Adansedie; proofing, batches nketewa ne dodow kɛse no, nnipa kuw koro no ara na wɔyɛ na sɛnea parameters koro no ara kyerɛ.
Sua ɛlɛtrɔnik mfiri a wɔde yɛ adwuma ho akwan horow →