Na-adịgide adịgide njikọ: nhazi ọkwa nke usoro na

N'ọdụ ụgbọ mmiri ọcha na owuwu nwere ike kewara abụọ isi iche iche: kemwepu na-adịgide adịgide njikọ. Ihe mbụ na-agụnye ndị na e nwere ike iwere iche n'emebighị ike n'ezi ihe nke kpọgide ọcha. Nke a kpọgide na akụ, bolts, mkpọ, kposara, niile njikọ na eri na-enweghị ya. One-ibe-atụle ga-ndị na nke disassembly nwere agbaji fasteners.

Ndị a gụnyere: welded, glued, riveted, soldered na seaming. Kemwepu na-adịgide adịgide njikọ na-ọtụtụ-eji ụfọdụ ọrụ. N'okpuru ebe a, anyị na-ele anya na onye ọ bụla nke ụdị ihe zuru ezu.

ikwunye-na njikọ

Ha egbu na-egwu ala a oghere nke ubé ibu dayameta karịa gwara otu (a ịghasa ma ọ bụ kpọchie). Nke a na-eme iji hụ na ma akụkụ na-ẹkenịmde ọnụ site kpọmkwem oghere. The njehie dechapụ nke a millimeter, karịsịa maka ọcha na a ọnụ ọgụgụ buru ibu nke fasteners. Mgbe na-eji mkpọchi kposara n'inweta nkwonkwo ha na-etinye a nut na washer.

First n'okpuru a abụọ maka a ofu njikọ, ọ na-adịghị enye nkọwa nke atụ ogho. E nwere a spring mgbanaka nke nwere ihe abụọ nkọ ezé. Ha na ọ abuts megide workpiece na workpiece, si otú na-egbochi n'amaghi unwinding nke aku.

Kposara tightening akụkụ, ịcha eri onwe ha. Mgbe e ji mkpụrụ na washers na-adịghị mkpa. Studs na-eji mgbe mmasị ka siri ike akụkụ ndị ọzọ. Ọ nwere a na eri na ma nsọtụ, ndị preform n'okpuru ya na-gbapuru a oghere buru ibu karịa n'ogologo nke na eri studs.

na-adịgide adịgide njikọ

Ha bụ:

• welded;
• rivets;
• solder;
• nrapado.

Ndị dị otú ahụ na ụdị na-adịgide adịgide njikọ e etinyere na ụfọdụ ebe nke mmepụta. Ka anyị tụlee nke ọ bụla n'ime ha iche iche.

ịgbado ọkụ

A onyinye nke doo site interatomic nkekọ dị n'etiti akụkụ akụkụ mgbe kpo oku a na-akpọ a Weld. Na-adịgide adịgide njikọ, Weld nke a kwesịrị ekwesị rụrụ, iru chọrọ ike, na-eri Mbelata, na ibu ibu akụkụ.

Isi mmalite nke kpo oku ọcha nwere ike:

• wụrụ awụ slag;
• gas ire ọkụ;
• aak;
• plasma;
• na laser doo ya.

Metal, nke a ga-welded, ndị bụ isi na-akpọ oku. Na onye na-eji na bath - dịanyā.
The ibé, tak-welded n'ụzọ dị otú a na-akpọ a Weld.

Nkwadebe nke na-adịgide adịgide njikọ nwere ike na otú a na-ndị na-esonụ ụdị:

• kọntaktị ịgbado ọkụ;
• elektorodugovaya n'aka;
• akpaka submerged aak ịgbado ọkụ na ọkara akpaka;
• aak.

The onuete na-subdivided n'ime:

• butt;
• overlapped;
• nkuku
• T-mmanya.

Ọ bụla nke ndị a nwere ike ma otu ụzọ ma ọ bụ abụọ na-ụzọ. Ha na-ekewa n'ime discontinuous na-aga n'ihu. E nwekwara a dị iche na cross-sectional odidi: nkịtị onuete, concave ma ọ bụ convex.

uru:

1. The ala na-eri nke ndị dị otú ahụ na-adịgide adịgide njikọ, n'ihi na mfe nke agịga na obere mmefu nke oru ọsọ ọsọ.
2. The dịtụ obere uka tụnyere ụzọ ndị ọzọ nke na-arụ ọrụ.
3. Ọ dịghị mkpa ka oghere na akụkụ nke na-enye ike na ya na cross-ngalaba.
4. Akpaaka nke ịgbado ọkụ usoro na-agụnye tightness.

ọghọm:

1. The anya mgbe deformation na warpage nke ọrụ rụrụ, ma omume nke mmapụta nchegbu.
2. Braves ubé vibration na ujo.
3. Ihe isi ike na àgwà akara.
4. Ndị ọrụ na-adịgide adịgide njikọ nke akụkụ site ịgbado ọkụ, ga-abụrụ na-aga site ọzụzụ na-egosi eru ha.

soldering

Nkọwa nke usoro brazing solder bonded ka iwebata ọzọ metal.
Agaghi asu solder agbaze okpomọkụ ga-erughị sonyeere akụkụ. Dị ka a criterion solders bụ na-akwanyere ùgwù:

• osobolegkoplavkie. Dị Mkpa ha agbaze okpomọkụ bụ nke 145 degrees;
• juu ma ọ bụ fusible. Ọrụ kpo oku bụghị elu karịa 450 degrees Celsius;
• ike ma ọ bụ na-ajụ meltability. ha agbaze okpomọkụ bụ na nso nke si 450 na 600 degrees;
• elu okpomọkụ ma ọ bụ na-ekpo ọkụ. Ọla-agbazekwa na okpomọkụ n'elu 600 degrees Celsius.

solders

Dị ka ha na-ada, dabere na akụrụngwa:

• tin-edu ndú (eserese);
• tin (software);
• zinc (PC);
• silver (Sep);
• ọla kọpa-zinc (PMC, ọla).

Ọtụtụ n'ime ndị ọrụ na solder arụpụtara iji tin-edu ndú ihe onwunwe, ika naa. Dị ka a na-achị, ha na-tọhapụrụ n'ụdị wires, ibe ma ọ bụ ruo.

Tupu solder ebupụta ọma kpochara. Na ha na-adịghị oxidize, iji a pụrụ iche soldering agbanwe oge. Nke a na umi adịghị na-etolite ihe oxide na kwagaa ha si workpiece n'elu na-eme ka a mma na-agbasa nke solder. A ụfọdụ ụdị a agbanwe oge kwesịrị ekwesị n'ihi na a akpan akpan okpomọkụ n'elu nke ọ na-akwụsị ịrụ ọrụ ma na-combusted.

Rivet

Nke a compound, nke ike pụrụ iche ihe - rivets. Ọ nwere a na esiwe na a n'isi. The usoro maka inweta na-adịgide adịgide njikọ emee ya ruru ka n'usoro na nsọtụ ọzọ nke akụkụ nke mmechi isi, ọ na-enwetara site compressing njedebe nke mkpara. Nke a imewe ka edere duu mgbe mechiri emechi-ọgwụgwụ. Ọ gaghị ekwe omume dechapụ akụkụ ikwu ọ bụla ọzọ.

A na-eji maka idozi akụkụ nke obere ọkpụrụkpụ, n'ozuzu nke mpempe akwụkwọ ihe, ma ọ bụ ebe na ojiji nke okpomọkụ bụ adịghị anakwere n'ihi ihe ndị pụrụ deformation nke akụkụ. Mgbe rivets nso, ha na-etolite a riveted nkwonkwo.

Ihe ọcha kwesịrị dakọtara akụkụ ekekọtara, ma ọ nwere ike ime galvanic corrosion ruru ihe dị iche nke kwes mgbasa ọnụọgụ. Rivet isi dị gburugburu, na nzuzo, polupotaennye na ewepụghị.

goodies

Uru nke ugbu compound:

1. Ike inogide arọ vibration na mmetụta ibu na-enweghị ike imeli ịgbado ọkụ.
2. Ngwa gụnyere ihe ndị na-ekwesịghị welded ma ọ bụ na usoro bụ nnọọ ogologo.
3. Ọ dịghị eji okpomọkụ mgbe ejikọrọ.

cons

Ndị na-esonụ ihe nwere ike kwuru n'etiti ha:

1. Large oriri nke metal na ọrụ rụrụ.
2. The abawanye na ibu nke ihe owuwu.
3. The elu oru ike.
4. Manufacturability ala usoro.

nrapado

Iji nweta a siri ike na-adịgide adịgide njikọ, ọ bụ zuru ezu jikọọ akụkụ na nrapado. The edinam na-ewe ebe site guzobe intermolecular nkekọ n'ogo nke elu nke bonding akụkụ na nyagide film.

Ngwa nke usoro a pụrụ ịchọta akụkụ nke dị iche iche ihe. Arịọnụ site nyagide etinyere ọbụna akwa ewu na ụgbọelu. The anwụ ngwa ngwa nke ndị dị otú a compound na ya àgwà ga-adabere na njikere nke na-ebupụta nke akụkụ na ụdị ibu ga-eme na ha. Ọ dị mkpa na-ebu akwa nke na-ebupụta si nchara na-etekwa, mgbe mesoo na mpaghara na-sandpaper.

Glued akụkụ, nke na ibu ga-eme ihe iji shiee ma ọ bụ nje ọgụ ga-abụ mgbe a obere nkwụsị ebe. Nke a ga-eme ka a ọnwụ nke ike. Mma gluu ndị na akụkụ na bụ isiokwu Ndahie ikwu onye ọ bụla ọzọ ma ọ bụ tensile ibu.

Uru nke nrapado usoro:

1. N'ihi ya, ọ bụ omume na-jikọọ ọ bụla preform na aghụghọ, n'agbanyeghị ha udi, uka, ma ọ bụ ihe onwunwe.
2. High iguzogide corrosion.
3. Tightness, nke na-enye ohere na-arụ ọrụ na paịpụ.
4. Ọ na-adịghị eme ka deformation nke akụkụ.
5. Nchegbu ịta na-adịghị eme.
6. Pụrụ ịdabere na ime n'okpuru vibration ibu.
7. The ala na-eri nke consumables.
8. Nyagide cohesive njikọ adịghị arọ ewu.

cons:

1. Low ike, karịsịa mgbe bee ibu.
2. Esighị ike, ụfọdụ ụdị nke adhesives nwere ike nká.
3. Low iguzogide okpomọkụ ibu.
4. Ọtụtụ n'ime ogige ga-aga site a onye na-adịghị shutter ọsọ tupu ọrụ.
5. Amanyere bụ iwu nchekwa jikoro.

Polyethylene na-adịgide adịgide njikọ Steel

The nile iji maka ijikọta ígwè ọkpọkọ na polyethylene oge a na-adịgide adịgide njikọ nwetara polyethylene-ígwè.

Ọ-enye gị ohere na ntukwasi-obi mechie n'etiti a plastic na metal ọkpọkọ nakwa ka ndị dị mkpa mkwado maka afọ ntachi. Mepụtara a akpan akpan ọkọlọtọ na-emepụta ihe atọsa Ọdịdị mee polyethylene ọkpọkọ. Kwadebere ígwè na-adịgide adịgide njikọ (Pee-ígwè nkwụnye) site ịgbado ọkụ na metal òkè na polyethylene ọjà. Iji usoro a nwere ike ịbụ ka okpu on gas na mmiri isi netwọk.

Ndị dị otú ahụ na-adịgide adịgide njikọ ọkpọkọ na-ndokwasa pipelines ụlọ. I nwere ike na-ahụ na ha na boilers. The ojiji nke ígwè ọkpọkọ na oge anyị na-esiwanye dochie anya analogue polyethylene. Nke a bụ n'ihi na ndị doro anya uru nke plastic ọkpọkọ n'elu metal. Ya mere, ha na-eji ọzọ mgbe. Na-adịgide adịgide njikọ polyethylene-ígwè ka a pụrụ ịdabere na nke na-adịghị achọ pụrụ iche mmezi.

Ya echichi na-ewe ebe na na n'ala na-enweghị ojiji nke akọwa. Echichi na-rụrụ site ịgbado ọkụ ma ọ bụ butt thermistor. Polyethylene na-adịgide adịgide njikọ nwere ike ígwè na nwee ume uwe ma ọ bụ na-enweghị ya. Nke a na akụkụ na-enye nkwụnye nwere ikike idi a ọtụtụ nsogbu na a na-aga n'ihu ibu nke 1 MPa. enweghị njikọ nkwụnye nwere ike agaghịkwa idi nrụgide nke 0,6 MPa. metal compound na polyethylene nwere ike ime site na a na eri ma ọ bụ site n'itinye dị iche iche flanges.

Ya mere, anyị na-ele anya na isi ụdị nke ogige, ha uru na ọghọm.