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中空玻璃加工設(shè)備怎么保障玻璃的密封性呢？

時(shí)間：2025-06-12 來源：http://www.bjrcc.com.cn/ 發(fā)布人：昌盛機(jī)械

　　中空玻璃的密封性能是其隔熱、隔音及耐久性的核心保障，而加工設(shè)備的精度與工藝控制直接決定這一關(guān)鍵指標(biāo)。現(xiàn)代中空玻璃生產(chǎn)線通過精密設(shè)計(jì)與智能控制，構(gòu)建起多層次密封保障體系。

　　The sealing performance of insulating glass is the core guarantee for its thermal insulation, sound insulation, and durability, and the precision and process control of processing equipment directly determine this key indicator. Modern insulated glass production lines have established a multi-level sealing guarantee system through precision design and intelligent control.

　　在玻璃基片預(yù)處理階段，設(shè)備需完成清洗與干燥兩大核心任務(wù)。立式清洗機(jī)采用多組毛刷與去離子水循環(huán)系統(tǒng)，徹底清除玻璃表面塵埃、油污及指紋殘留，確保潔凈度達(dá)到ISO 12級標(biāo)準(zhǔn)。干燥段則通過精準(zhǔn)控溫的熱風(fēng)循環(huán)，將玻璃表面水分蒸發(fā)，避免殘留水漬影響后續(xù)密封工藝。這一環(huán)節(jié)的設(shè)備穩(wěn)定性至關(guān)重要，任何清洗不徹底或干燥不足，都可能導(dǎo)致密封膠與玻璃粘接失效。

　　In the pre-treatment stage of glass substrates, the equipment needs to complete two core tasks: cleaning and drying. The vertical cleaning machine adopts multiple sets of brushes and a deionized water circulation system to thoroughly remove dust, oil stains, and fingerprint residues on the glass surface, ensuring that the cleanliness meets ISO 12 standards. The drying section uses precise temperature controlled hot air circulation to evaporate the moisture on the glass surface, avoiding residual water stains from affecting the subsequent sealing process. The stability of the equipment in this stage is crucial, as any incomplete cleaning or insufficient drying may result in the failure of the sealant and glass adhesion.

　　間隔條組裝是密封性能的關(guān)鍵節(jié)點(diǎn)。鋁間隔條需經(jīng)數(shù)控折彎機(jī)精確成型，角度誤差需控制在±0.5°以內(nèi)，以確保與玻璃邊緣完全貼合。分子篩灌裝設(shè)備通過振動盤與計(jì)量裝置協(xié)同工作，實(shí)現(xiàn)每米間隔條填充量穩(wěn)定在35±2g。分子篩的填充密度直接影響中空層氣體吸附能力，若填充不足，中空層可能因水汽滲透而結(jié)露，導(dǎo)致密封失效。

　　The assembly of spacer strips is a critical node in sealing performance. The aluminum spacer strip needs to be precisely formed by a CNC bending machine, with an angle error controlled within ± 0.5 ° to ensure complete adhesion with the glass edge. The molecular sieve filling equipment works in conjunction with the measuring device through a vibrating plate to achieve a stable filling amount of 35 ± 2g per meter of spacing. The filling density of the molecular sieve directly affects the gas adsorption capacity of the hollow layer. If the filling is insufficient, the hollow layer may condense due to water vapor penetration, resulting in sealing failure.

　　合片與封膠工藝是密封性能的最終保障。全自動合片機(jī)采用視覺定位系統(tǒng)，確保兩片玻璃與間隔條精準(zhǔn)對齊，合片精度達(dá)±0.2mm。這一精度可避免因錯(cuò)位引發(fā)的邊部應(yīng)力集中，從而降低密封膠開裂風(fēng)險(xiǎn)。封膠設(shè)備則通過高壓撞膠槍混合雙組份聚硫膠或硅酮膠，混合均勻度需達(dá)98%以上，封膠厚度控制在8-12mm。膠縫的連續(xù)性與均勻性直接決定氣密性，任何斷膠或厚度不足都會形成泄漏通道。

　　The lamination and sealing process is the ultimate guarantee of sealing performance. The fully automatic laminating machine adopts a visual positioning system to ensure precise alignment between the two pieces of glass and the spacer strip, with a laminating accuracy of ± 0.2mm. This accuracy can avoid edge stress concentration caused by misalignment, thereby reducing the risk of sealant cracking. The sealing equipment uses a high-pressure impact glue gun to mix two-component polysulfide glue or silicone glue, with a mixing uniformity of over 98% and a sealing glue thickness controlled between 8-12mm. The continuity and uniformity of the glue seam directly determine the airtightness, and any broken glue or insufficient thickness will form a leakage channel.

中空玻璃外合生產(chǎn)線(8)

　　檢測環(huán)節(jié)是密封性能的終極驗(yàn)證。中空玻璃需通過-40℃低溫露點(diǎn)測試，持續(xù)4小時(shí)中空層無結(jié)露現(xiàn)象。氦氣質(zhì)譜檢漏儀則檢測漏氣率，合格標(biāo)準(zhǔn)為≤5×10??Pa·m3/s，確保50年漏氣量不超過1g。此外，設(shè)備還需模擬極端環(huán)境，如高溫高濕、紫外線輻射等，驗(yàn)證密封膠的耐候性。

　　The testing process is the ultimate validation of sealing performance. Hollow glass needs to pass a -40 ℃ low-temperature dew point test, with no condensation on the hollow layer for 4 hours. The helium mass spectrometer leak detector detects the leakage rate, and the qualified standard is≤5×10??Pa·m3/s， Ensure that the air leakage does not exceed 1g within 50 years. In addition, the equipment needs to simulate extreme environments such as high temperature and humidity, ultraviolet radiation, etc., to verify the weather resistance of the sealant.

　　影響密封性的因素涵蓋設(shè)備、材料與環(huán)境三大維度。設(shè)備精度方面，合片機(jī)平行度誤差超過0.1mm/m將導(dǎo)致玻璃局部應(yīng)力集中，加速密封膠老化。材料匹配性方面，丁基膠與間隔條的剝離強(qiáng)度需≥8N/cm，低溫環(huán)境下（-30℃）仍需保持≥5N/cm。環(huán)境控制方面，生產(chǎn)車間溫濕度需控制在20±2℃、RH≤40%，避免封膠過程中混入水汽。

　　The factors that affect sealing include three dimensions: equipment, materials, and environment. In terms of equipment accuracy, if the parallelism error of the laminating machine exceeds 0.1mm/m, it will cause local stress concentration in the glass and accelerate the aging of the sealant. In terms of material compatibility, the peel strength between butyl rubber and spacer strip needs to be ≥ 8N/cm, and it still needs to maintain ≥ 5N/cm in low temperature environment (-30 ℃). In terms of environmental control, the temperature and humidity in the production workshop need to be controlled at 20 ± 2 ℃ RH≤40%， Avoid mixing water vapor during the sealing process.

　　為進(jìn)一步提升密封性能，智能合片系統(tǒng)通過激光位移傳感器實(shí)時(shí)監(jiān)測玻璃平整度，自動補(bǔ)償合片間隙，使邊部接觸率提升至99%。柔性封膠技術(shù)則采用變截面噴嘴，使膠縫寬度從12mm漸變至8mm，角部堆膠量減少30%，應(yīng)力集中風(fēng)險(xiǎn)降低50%。全生命周期追溯系統(tǒng)通過RFID芯片記錄生產(chǎn)數(shù)據(jù)，建立密封性能衰減預(yù)測模型，提前6個(gè)月預(yù)警失效風(fēng)險(xiǎn)。

　　To further improve the sealing performance, the intelligent laminating system monitors the glass flatness in real time through laser displacement sensors, automatically compensates for laminating gaps, and increases the edge contact rate to 99%. The flexible sealing technology adopts a variable cross-section nozzle, which gradually changes the width of the adhesive seam from 12mm to 8mm, reduces the amount of adhesive stacking at the corners by 30%, and reduces the risk of stress concentration by 50%. The full lifecycle traceability system records production data through RFID chips, establishes a sealing performance degradation prediction model, and provides a warning of failure risk 6 months in advance.

　　中空玻璃的密封性能保障是設(shè)備精度、材料科學(xué)與智能控制的深度融合。通過工藝優(yōu)化與技術(shù)創(chuàng)新，現(xiàn)代中空玻璃加工設(shè)備已實(shí)現(xiàn)漏氣率低于≤5×10??Pa·m3/s的極致密封性能，為綠色建筑提供可靠的技術(shù)支撐。

　　The sealing performance guarantee of insulating glass is the deep integration of equipment accuracy, material science, and intelligent control. Through process optimization and technological innovation, modern insulated glass processing equipment has achieved a leakage rate of less than ≤5×10??Pa·m3/sThe ultimate sealing performance of S provides reliable technical support for green buildings.

　　本文由中空玻璃加工設(shè)備友情奉獻(xiàn).更多有關(guān)的知識請點(diǎn)擊:http://www.bjrcc.com.cn我們將會對您提出的疑問進(jìn)行詳細(xì)的解答，歡迎您登錄網(wǎng)站留言.

　　This article is a friendly contribution from glass coating machine equipment For more information, please click: http://www.bjrcc.com.cn We will provide detailed answers to your questions. You are welcome to log in to our website and leave a message

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