Sebaka sa Kopo
Mochini oa tlhahlobo ea mokhathala o matla oa electro-hydraulic servo (o bitsoang mochini oa tlhahlobo) o sebelisoa haholo ho lekola litšobotsi tse matla tsa lisebelisoa tsa tšepe, tse se nang tšepe le tse kopaneng mocheso oa kamore (kapa mocheso o phahameng le o tlase, tikoloho e senyang). Mochine oa tlhahlobo o ka etsa liteko tse latelang:
Teko ea khatello le khatello ea maikutlo
Teko ea kholo ea Crack
Sistimi ea taolo ea servo e koetsoeng e entsoeng ka molaoli oa motlakase, servo valve, sensor ea mojaro, sensor ea phalliso, extensometer le komporo e ka laola ts'ebetso ea tlhahlobo ka bo eona le ka nepo, 'me ea lekanya ka bo eona litekanyetso tsa liteko joalo ka matla a teko, phallo, deformation, torque le. angle.
Mochini oa liteko o khona ho lemoha maqhubu a sine, wave wave, square wave, wave wave, wave wave, anti-sawtooth wave, pulse wave le mefuta e meng ea maqhubu, 'me o khona ho etsa liteko tse thata, khatello ea maikutlo, ho khumama, potoloho e tlase le liteko tsa mokhathala o phahameng. E ka boela ea hlomelloa ka sesebelisoa sa tlhahlobo ea tikoloho ho phethela liteko tsa ketsiso ea tikoloho ka mocheso o fapaneng.
Mochini oa ho etsa liteko o bonolo ebile o bonolo ho o sebetsa. Ho phahamisa maballo, ho notlela, le ho thiba mohlala ho phetheloa ka ts'ebetso ea likonopo. E sebelisa theknoloji e tsoetseng pele ea hydraulic servo drive ho kenya, li-sensor tsa mojaro tse nepahetseng haholo le li-sensor tse phahameng tsa resolution magnetostrictive displacement ho lekanya matla a mohlala. Boleng le phalliso. Sistimi ea litekanyo le taolo ea dijithale kaofela e hlokomela taolo ea PID ea matla, deformation le phallo, 'me taolo e' ngoe le e 'ngoe e ka fetoloa hantle. , Software ea tlhahlobo e sebetsa tikolohong ea Sechaena ea WINDOWS XP/Win7, e nang le mesebetsi e matla ea ts'ebetso ea data, maemo a liteko le liphetho tsa liteko li bolokoa, li bonts'oa le ho hatisoa. Mokhoa oa teko o kenyelelitsoe ka ho feletseng taolong ea k'homphieutha. Mochini oa teko ke mokhoa o loketseng oa tlhahlobo ea litšenyehelo bakeng sa litsi tsa lipatlisiso tsa saense, kaho ea metallurgic, ts'ireletso ea naha le indasteri ea sesole, liunivesithi, tlhahiso ea mechine, lipalangoang le liindasteri tse ling.
Litlhaloso
| Mohlala | PWS-25KN | PWS-100KN |
| Boholo ba matla a teko | 25kN | 100kN |
| Khoutu ea tharollo ea matla a teko | 1/180000 | |
| Ho nepahala ho bonts'a matla a teko | ka tlase ho ±0.5% | |
| Letoto la tekanyo ea ho falla | 0～150(±75)(mm) | |
| Karolo ea tekanyo ea ho falla | 0.001mm | |
| Phoso e amanang le boleng ba sesupo sa tekanyo ea phalliso | ka tlase ho ±0.5% | |
| Khafetsa ea ho fumana | 0.01 ~ 100Hz | |
| Maqhubu a tloaelehileng a teko | 0.01-50Hz | |
| Liphetoho tsa maqhubu a teko | Sine wave, triangle wave, square wave, half sine wave, half cosine wave, half triangle wave, half square wave, joalo-joalo. | |
| Sebaka sa teko (ntle le sebopeho) mm | 1600 (e ka etsoa ka mokhoa o ikhethileng) | |
| Bophara bo sebetsang ka hare mm | 650 (e ka etsoa ka mokhoa o ikhethileng) | |
Standard
1) GB/T 2611-2007 "Litlhoko tse Akaretsang tsa Tekheniki bakeng sa Mechini ea Teko"
2) GB/T16825.1-2008 "Tlhahlobo ea Mochini oa Teko oa Static Uniaxial Karolo ea 1: Ho hlahloba le ho lekanya Matla a ho lekanya Sisteme ea Tensile le (kapa) Mochini oa Teko oa Compression"
3) GB/T 16826-2008 "Electro-hydraulic Servo Universal Testing Machine"
4) JB/T 8612-1997 "Electro-hydraulic Servo Universal Testing Machine"
5) JB9397-2002 "Maemo a Technical a Tension le Compression Mokhathala Testing Machine"
6) GB/T 3075-2008 "Metal Axial Fatigue Test Method"
7) GB/T15248-2008 "Axial Constant Amplitude Low Cycle Fatigue Test Method for Metallic Materials"
8) GB/T21143-2007 "Mokhoa oa Teko o Uniform bakeng sa Quasi-Static Fracture Toughness of Metallic Materials"
9) HG/T 2067-1991 rabara mokhathala ho hlahloba mochine maemo a botekgeniki
10) ASTM E466 Teko e Tloaelehileng ea Kic bakeng sa Linear Elastic Plane Strain Fracture Toughness of Metallic Materials
11) ASTM E1820 2001 JIC tekanyetso ea teko bakeng sa tekanyo ea boima ba fracture
Likarolo tsa Bohlokoa
1 Moamoheli:Moamoheli o entsoe ka foreimi ea ho jarolla, kopano ea axial linear actuator e holimo holimo, mohloli oa oli oa hydraulic servo, sistimi ea tekanyo le taolo, le lisebelisoa tsa tlhahlobo.
2 Host loading frame:
Foreimi ea thepa ea mochine o moholo e entsoe ka li-uprights tse 'nè, maballo a sisinyehang le sebaka sa mosebetsi ho etsa foreimi e koetsoeng ea ho laela. Sebopeho sa Compact, ho tiea ho hoholo le karabelo e matla e potlakileng.
2.1 Axial bearing bokgoni: ≥± 100kN;
2.2 Beam e tsamaeang: ho phahamisa hydraulic, ho notlela ha hydraulic;
2.3 Sebaka sa teko: 650 × 1600mm
2.4 Sensor ea mojaro: (Qianli)
2.4.1 Litlhaloso tsa kutlo: 100kN
2.4.2 Sensor linearity: ± 0.1%;
2.4.3 Sensor overload: 150%.
3 Hydraulic servo axial linear actuator:
3.1 Kopano ea actuator
3.1.1 Sebopeho: amohela moralo o kopaneng oa servo actuator, valve ea servo, sensor ea mojaro, sensor ea phalliso, joalo-joalo.
3.1.2 Likarolo: Ho kenngoa ha motheo o kopantsoeng ho khutsufatsa ketane ea mojaro, ho ntlafatsa ho tiea ha tsamaiso, 'me ho na le khanyetso e ntle ea lateral matla.
3.1.3 Khafetsa ea ho fumana: 0.01～100Hz (maqhubu a teko ka kakaretso ha a fete 70Hz);
3.1.4 Tlhophiso:
a. Linear actuator: 1
I. Sebopeho: Molamu o habeli o sebetsang ka mahlakoreng a mabeli;
II. Matla a phahameng a teko: 100 kN;
III. Khatello e lekantsoeng ea ho sebetsa: 21Mpa;
IV. Leqeba la piston: ± 75mm; Tlhokomeliso: Beha sebaka sa hydraulic buffer zone;
b. Electro-hydraulic servo valve: (letšoao le tsoang kantle ho naha)
I. Mohlala: G761
II. Phallo e lekantsoeng: 46 L / min 1 sengoathoana
III. Khatello e lekantsoeng: 21Mpa
IV. Khatello ea ho sebetsa: 0.5 ~ 31.5 Mpa
c. Sensor e le 'ngoe ea magnetostrictive displacement
I. Mohlala: Letoto la HR
II. Sebaka sa ho lekanya: ± 75mm
III. Qeto: 1um
IV. E se nang linearity: <± 0.01% ea sekala se felletseng>
4 Hydraulic servo mohloli oa oli oa khatello ea kamehla
Seteishene sa ho pompa ke setsi se tloaelehileng sa ho pompa se nang le moralo oa modular. Ka khopolo, e ka kenngoa setsing se seholo sa ho pompa ka phallo leha e le efe, kahoo e na le scalability e ntle le tšebeliso e bonolo.
l·Kakaretso ea phallo 46L / min, khatello ea 21Mpa. (E fetotsoe ho latela litlhoko tsa liteko)
l·Kakaretso ea matla ke 22kW, 380V, mekhahlelo e meraro, 50hz, AC.
l·Seteishene sa pompo se entsoe le ho etsoa ho latela moralo o tloaelehileng oa modular, ka theknoloji e holileng le ts'ebetso e tsitsitseng; e na le module ea relay voltage stabilizing, e hokahaneng le actuator.
l·Seteishene sa ho pompa se entsoe ka lipompo tsa oli, li-motors, lihlopha tsa li-valve tse fetolang khatello e phahameng le e tlase, li-accumulators, li-filter tsa oli, litanka tsa oli, li-piping system le likarolo tse ling;
l · Sistimi ea ho sefa e amohela ho sefa ka mekhahlelo e meraro: boema-kepe ba pompo ea oli, 100μ; mohloli oa oli mohloli, ho nepahala ha filtration 3μ; relay voltage regulator module, ho nepahala ha filtration 3μ.
l · Pompo ea oli e khethiloe ho tloha Jeremane Telford pompo ea ka hare ea gear, e amohelang phetisetso ea ka hare ea gear meshing, lerata le tlaase, nako e telele e tšoarellang le bophelo bo bolelele;
l·Setsi sa enjene ea pompo ea oli se na le sesebelisoa sa ho daping (khetha daping pad) ho fokotsa ho thothomela le lerata;
l · Sebelisa sehlopha sa li-valve tse phahameng le tse tlaase ho qala le ho emisa tsamaiso ea hydraulic.
l · Tanka e tloaelehileng ea servo e koetsoeng ka botlalo, bophahamo ba tanka ea mafura ha bo ka tlase ho 260L; e na le mesebetsi ea ho lekanya mocheso, ho hloekisa moea, pontšo ea boemo ba oli, joalo-joalo;
l·Sekhahla sa phallo: 40L/min, 21Mpa
5. 5 E qobelleha ho eketsa tse itseng (ka boikhethelo)
5.5.1 Hydraulic qobella clamping chuck. beha;
l·Hydraulic force clamping, khatello ea ho sebetsa 21Mpa, e fihlela litlhoko tsa tlhahlobo ea mokhathala o phahameng le o tlase oa khatello ea lintho tse bonahalang le khatello ha u tšela zero.
l · Khatello ea ho sebetsa e ka fetoloa, sebaka sa phetoho ke 1MP-21Mpa;
l·Sebopeho se bulehileng, ho bonolo ho fetola mehlahare.
l · Ka nate ea ho itšeha, kopanya sensor ea mojaro karolong e ka holimo ea enjene e kholo le piston ea actuator e tlase.
l · Ho koala mehlahare bakeng sa mehlala e chitja: lihlopha tse 2; clamping mehlahare bakeng sa mehlala e bataletseng: lihlopha tse 2; (ea atoloha)
5.5.2 Sete e le 'ngoe ea lithuso bakeng sa liteko tsa khatello le ho koba:
l·Sete e le 'ngoe ea poleiti ea khatello e nang le bophara ba φ80mm
l·Sete ea lithuso tse kobehang tse lintlha tse tharo bakeng sa tlhahlobo ea mokhathala oa crack.
