Il-viti tal-ballun huma l-komponenti ta 'trasmissjoni l-aktar użati f'għodod tal-magni u makkinarju ta' preċiżjoni. Il-funzjoni ewlenija tagħha hija li tikkonverti mozzjoni rotazzjonali f'moviment lineari, jew tikkonverti t-torque f'forza ripetittiva axjali. Fl-istess ħin, għandu wkoll il-karatteristiċi ta 'preċiżjoni għolja, riversibbiltà u effiċjenza għolja.
Eċċentriċità: Tirreferi għad-devjazzjoni taċ-ċentru bejn in-naħa fissa u n-naħa ta 'appoġġ.
Inclination: In addition to eccentricity, the installation error caused by the parallel error (up, down, left, and right) or vertical error of the screw nut mounting part between the screw shaft and the guide (LM guide, etc.).
Installation accuracy reference: Refer to the table for the reference value of the installation accuracy of the ball screw. The data in the table is for reference only. Please minimize installation errors. The installation accuracy of the motor support and coupling affects the walking and positioning accuracy of the workbench, so attention should be paid to the ball screw.
Unpacking: Be careful not to hit the nut and end thread. When disassembling the nut, you can manually rotate the nut from one end of the effective thread to the other end. Check whether the resistance is consistent and whether there is obvious bending. Be careful not to disengage the nut screw from the effective thread. Wipe off the surface anti-rust oil and apply lubricating oil.
Maintenance: When the linear speed is less than or equal to 30m/min, grease can be used for lubrication. According to the working conditions, grease should be injected every 300 to 600 working hours. It is recommended that oil lubrication be 30-60m/min, u l-lubrikazzjoni taċ-ċpar taż-żejt sfurzat tista 'titqies 60-100m/min. Huwa rakkomandat li tordna kamin vojta u tadotta tkessiħ u lubrikazzjoni sfurzati. Żomm l-ambjent tax-xogħol nadif u tħallix trab u impuritajiet oħra jidħlu fil-korsa jew il-ġewż. Jekk is-sitwazzjoni mhix tajba, ikkunsidra li żżid kopertura protettiva mal-viti.
Ball screws are usually used where precise positioning is required. The ball screw has high mechanical efficiency, low transmission torque and almost zero axial clearance, making it an important device in tool positioning and aileron drive applications. However, the resistance and heat generated by continuous operation may cause large friction and positioning errors. Increasing the design coefficient of the ball screw friction will also increase the torque, which in turn affects the positioning accuracy. When the ball is pressed between the ball screw nut and the screw shaft, the wedge effect is a potential source of friction. When rotating in the forward direction, the ball is usually pressed on the nut; on the contrary, the ball is squeezed on the screw shaft. Since the sliding friction coefficient is much larger than the rolling friction coefficient ({{0}}.1-0.3 when there is no movement, 0.001-0.003 when rolling), the wedge effect greatly increases the torque.
Ball screw drive has the following advantages:
①Effiċjenza għolja tat-trażmissjoni. L-effiċjenza tat-trasmissjoni tat-trasmissjoni bil-kamin tal-ballun hija ġeneralment 20.92-10 fil-mija, u l-effiċjenza tat-trażmissjoni tat-trasmissjoni ordinarja bil-kamin li jiżżerżqu hija 20.20-0.40.
②Preċiżjoni għolja tat-trażmissjoni, moviment stabbli u l-ebda fenomenu tat-tkaxkir. Is-sewqan bil-kamin tal-ballun huwa bażikament frizzjoni rolling, b'reżistenza ta 'frizzjoni żgħira, u r-reżistenza tal-frizzjoni m'għandha kważi xejn x'taqsam mal-veloċità tal-moviment.
③Taħdem fil-ger tar-rivers mingħajr idling. Wara li l-kamin tal-ballun u l-iskorfina jkunu ssikkati minn qabel, it-tneħħija axjali tista 'tiġi eliminata. B'dan il-mod, m'hemm l-ebda żona mejta fid-direzzjoni opposta, u l-eżattezza u r-riġidità tat-trasmissjoni axjali huma mtejba.
④Huwa riversibbli. Minħabba li t-telf tal-frizzjoni tal-kamin tal-ballun huwa żgħir, jista 'jiġi kkonvertit minn moviment li jdur għal moviment lineari, u jista' wkoll jiġi kkonvertit minn moviment lineari għal moviment li jdur. Kemm il-kamin taċ-ċomb kif ukoll il-ġewż jistgħu jintużaw bħala drive jew follower.
⑤Ħajja twila ta 'servizz. Minħabba t-telf żgħir tal-frizzjoni tal-frizzjoni tal-irrumblar, il-ħajja tas-servizz hija twila.
As a precise and labor-saving transmission mechanism, the ball screw is widely used in precision machine tools and CNC machine tools due to the above advantages.
Why not give us a linear challenge?
Ikkuntattja Issa
E-mail: sales@gyballscrew.com Tel(WhatsApp): flimkien ma' 86 17769816967
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