bead welding 中文意思是什麼
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Using the heat of welding to vapour water, cooling rates are lowered on the weld bead and heat - affected zone
利用焊接時的加熱使水汽化，不僅使焊道而且使熱影響區的冷卻速度減慢。 -
The development of bead welding rods for corrugated roller
瓦楞輥堆焊焊條的研製 -
Seal the assistant who clears up machine being that one kind of new model is good be used for the stainless steel project, equipment, what be come into being black solders road, handles a simplicity when it can help your relaxed treatment argon arc soldering machine flow welding stainless steel, grab the head as long as using this machine to control touch choose clear up liquid saying that the surface is light in soldering clean, the black welding bead is immediately disappear, bright if new, hurt bright stainless steel surface face by no means, clear up the queen using wet fabric to clean again, outside, stainless steel not getting rusty, not being suffused with yellow, be quick, more beautiful, more economical than using acid - washing method speed such as cream and polishing
焊縫清理機是做不銹鋼工程、設備的又一種新型好幫手，它可以幫助您輕松處理氬弧焊接機燒焊不銹鋼時所產生的黑色焊道，操作簡單，只要用本機操縱搶頭沾取清理液在焊道表面輕輕擦拭，黑色焊道即刻消失，光亮如新，決不傷害不銹鋼表面亮面，清理后再用濕布擦拭，不銹鋼表面不生銹、不泛黃，比用酸洗膏和拋光等方法速度更快、更美觀、更經濟。 -
Ceramic welding backups are used for one - sided welding of steel and aluminum alloy with any thickness, instead of two sided welding in shipbuilding industry, marine industry, and heavy mechanical industry. the products are stuitable for the most kinds of welding process such as gmaw, saw, fcaw and seg even with high electric current to produce a satisfactory back bead formation
陶瓷焊接墊是用作鋼鐵或鋁合金單面焊雙面成型的支撐件，可替代效率低下的雙面焊工藝，被廣泛應用於造船，橋梁和重型機械等工業領域的各種焊接（ gmaw ， saw ， fcaw和seg ）甚至高電流場合 -
As plasma, welding arc has well electric character. exterior magnetic field can affect shape and movement of welding arc. and the welding bead and drops transfer can also be changed to improve the welding process and advanced the productivity
電弧作為一種等離子體，具有優良的導電性，用外部磁場可以改變電弧的形態和運動特性，影響焊縫熔池和熔滴過渡形式，大大改善焊接工藝，提高焊接生產效率。 -
Transitional feature of the arc and metal droplet in the welding process with steam shielded arc is investigated by means of analysing the waveforms of welding voltage and current under different welding regimes and it is found that there are two types of arc process behavor ? " arc starting - arc blowing out - short - circuiting " and " arc - starting - short - circuiting ". under the condition of constant diameter of welding wire and its feeding speed, the arc process behavor can be changed by adjusting the inductance of welding circuit as well as the voltage of power supply. if arc process behaves as alternative process of " arc starting - arc blowing out - short - circuiting " with minimum time duration of arc blowing out and maximum frequency of short - circuit transition, the welding process will be stable with less spatter and smooth weld bead
通過分析不同焊接規范下的焊接電壓和電流的波形.研究了水蒸氣保護下電弧及熔滴過渡的特點，發現其電弧過程行為有「燃弧?熄弧?短路」和「燃弧?短路」兩種形式.在焊絲直徑和送絲速度一定的情況下，通過調節焊接迴路中的電感量和電源電壓，可以改變電弧的過程行為形式.若電弧過程呈「燃弧?熄弧?短路」交替進行，並且熄弧時間最短時，短路過渡頻率最高，在這種情況下，飛濺小，焊道成型好，焊接過程穩定 -
The variable polarity power supply circuit uses two stages full - bridge inverter, the former inverter is regarded as a constant - current source with fast dynamic response, and supplys energy for the second one, and the latter one is to produce variable polarity current excellently, and low - frequency pulse current by variable polarity power supply is used to reduce input energy and control the shape of weld bead while welding. a series of high - frequency pulse current is superposed on direct - current - electrode - negative ( dcen ) current through the high - frequency pulse power supply, which is used to compress the arc and improve process of crystallization
其中變極性電源採用二次全橋逆變結構，一次逆變提供快速的響應速率並給二次逆變提供能量，二次逆變提供良好的變極性性能，使輸出能量最優化，並用其低頻電流特性減小電弧線能量，控制焊縫成形;高頻脈沖電源提供的高頻電流疊加在反極性電流dcen上，利用電流的高頻特性壓縮電弧，改善焊縫金屬結晶過程。 -
High titanium type electrode used for welding in all positions. it has excellent weldable and is suitable for welding low - carbon steel light - gauge sheet or light structures where beautiful bead appearance is requested, such as vehicles, buildings and machinery, etc
高鈦型藥皮焊條，焊接工藝性能優異，適用於要求焊縫表面成形美觀的低碳鋼薄板或輕型結構，如車輛，建築機械等，可全位置施焊。 -
So the shape and the penetration of welding bead will change, result in the lack of the penetration
因此焊縫熔深也發生變動，容易產生熔深不足等缺陷。 -
The lack of the penetration of welding bead is a typical defect. it will do great harm to the quality and safety of the welding structure
焊縫熔深不足是焊縫及焊接接頭內部的一個典型缺陷，會給焊接結構的質量及使用安全帶來危害及影響。 -
The effect of the changes of the wire extension on the penetration of welding bead is analyzed and a project of the controlling to the penetration of welding bead is established in this paper
本文分析了焊接過程中由於干伸長的變化對焊縫熔深的影響，確定了熔深控制方案。 -
The penetration of welding bead is hard to be checked directly in practice, so the control on the penetration of welding bead is mainly realized by adjusting the related factors
由於焊縫熔深在實時狀態下難以直接檢測，因此，對焊縫熔深的控制主要是通過調節與其相關量來實現的。 -
The result of the experiment showed that the fuzzy control technology is well compensatory to the penetration of welding bead. the equivalent circuit model established in saber is able to reflect the circuit in practice
實驗結果表明，採用的模糊控制技術對焊縫熔深有較好的補償性， saber模擬軟體所建立的等效電路模型能夠真實的反映實際電路。 -
As is known to all, the protecting effect of tig welding is fine. the metal in welding bead is pure
眾所周知， tig焊焊縫保護效果好，焊縫金屬純凈，特別適用於焊接易氧化的有色金屬及其合金。 -
Using 304l wire as the cladding material, the experimental results proved that the relationship among welding bead width, welding current and speed could be expressed with a plane in an x - y - z coordinate
對採用304l不銹鋼作為單一熔覆材料的成形試驗研究表明：電流、成形速度與成形軌跡寬度的關系可以採用平面幾何關系表示。
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