A cikin masana'antun da suka kama daga kera mota zuwa masaku, tabbatar da dorewar kayan abu yana da mahimmanci. Wannan shi ne indana'urar gwajin abrasionyana taka muhimmiyar rawa. Har ila yau, an san shi da ma'aunin abrasion, wannan na'urar tana kimanta yadda kayan ke jure lalacewa da gogayya a kan lokaci. Bari mu bincika ƙa'idodin aikin sa, tsari, da aikace-aikacen sa.

Ka'idar Gwajin Abrasion

Babban ƙa'idar mai gwada lalata shine a kwaikwayi yanayin lalacewa ta zahiri ta hanyar ƙaddamar da samfuran kayan aiki zuwa juzu'i mai sarrafawa. Injin yana auna juriya ga lalacewar ƙasa, yana taimaka wa masana'antun yin hasashen tsawon rayuwar samfur da inganci. Ko gwada yadudduka, sutura, ko polymers, makasudin shine ƙididdige asarar abu, dushewar launi, ko canje-canjen tsari bayan maimaita lamba ta abrasive.

Yaya Injin Gwajin Abrasion ke Aiki?

Gwajin abrasion na yau da kullun ya ƙunshi matakai masu zuwa:

1. Misali Shiri

Samfurin abu (misali, masana'anta, filastik, ko saman fenti) an yanke shi zuwa daidaitaccen girma. Wannan yana tabbatar da daidaito tsakanin gwaje-gwaje.

2. Hawan Samfurin

Samfurin yana manne amintacce akan dandalin mai gwadawa. Ga masu gwada jujjuyawa kamar Taber Abraser, ana sanya samfurin akan jujjuyawar juyi.

3. Zabar Abubuwan Abun Ciki

Ana zaɓin ƙafafun abrasive, takarda yashi, ko kayan aikin shafa bisa ma'aunin gwaji (misali, ASTM, ISO). Waɗannan abubuwan suna amfani da gogayya mai sarrafawa zuwa samfurin.

4. Yin Load da Motsi

Na'urar tana aiki da takamaiman kaya a tsaye (misali, gram 500-1,000) zuwa ɓangaren ɓarna. A lokaci guda, samfurin yana jujjuyawa, linzamin kwamfuta, ko motsi na oscillatory, yana haifar da maimaituwar lamba.

5. Zagayowar Kisa

Gwajin yana gudana don ƙayyadaddun kewayon (misali, juyi 100-5,000). Ƙwararrun masu gwadawa sun haɗa da na'urori masu auna firikwensin don lura da lalacewa a cikin ainihin lokaci.

6. Gwaji Bayan Gwaji

Bayan gwaji, ana duba samfurin don asarar nauyi, raguwar kauri, ko lalacewar ƙasa. An kwatanta bayanai akan ma'auni na masana'antu don ƙayyade dacewa da kayan aiki.

Nau'in Hanyoyin Gwajin Abrasion

Na'urorin gwajin abrasion daban-dabanbiya takamaiman buƙatu:

●Tabar Abraser:Yana amfani da ƙafafu masu jujjuyawa don kayan lebur kamar karafa ko laminates.

●Martindale Tester:Yana kwaikwayi sawar masana'anta ta motsin shafa madauwari.

●DIN Abrasion Tester:Yana auna ƙarfin roba ko tafin kafa ta amfani da dabaran niƙa.

Aikace-aikacen Gwaji na Abrasion

Waɗannan injunan ba makawa ne a cikin:

●Motoci:Gwajin yadudduka, dashboards, da sutura.

●Yadi:Ƙimar kayan ɗaki, riguna, ko dorewar kayan wasanni.

●Marufi:Ƙimar alamar juriya ga sarrafawa da jigilar kaya.

●Gina:Yin nazarin shimfidar ƙasa ko rufin bango.

Me Yasa Daidaita Mahimmanci

Gwajin abrasionbi tsauraran ka'idoji (misali, ASTM D4060, ISO 5470) don tabbatar da sake haifuwa. Daidaitawa da yanayin sarrafawa (zazzabi, zafi) rage girman bambance-bambance, yin sakamako mai dogaro ga R&D da yarda.