Backlash Belt Drive a ɛba fam

Dɛn ne Low Backlash Belt Drive Linear Module?

Backlash belt drive linear module a ɛba fam yɛ linear positioning axis a ɛde pre-tensioned synchronous belt di dwuma de tu teaseɛnam a reversal play kakraa bi na ɛwɔ mu. Backlash da adi sɛ ɔkwan ketewaa bi a ɛda drive input ne carriage output ntam. Wɔ nneyɛe mu no, ɛda adi bere biara a axis no bɛsesa kwan no. Servo motor bi dannan drive pulley no. Synchronous belt no de saa kankyee no kɔ teaseɛnam no mu, na keteke kwan a ɛkyerɛ kwan a ɛyɛ linear ma akwantu no kɔ so tẽẽ wɔ stroke no so.

Engineers kyerɛ saa module type yi bere biara a adeyɛ bi hwehwɛ sɛ wɔde gyinabea a wɔsan yɛ bio wɔ bere a wɔtaa dannan akwankyerɛ no, ɛnyɛ ɔkwan biako-kwan akwantu a ɛkɔ ntɛmntɛm kɛkɛ. Nea ɛnte sɛ standard belt axis no, low backlash version no de design features pɔtee bi ka ho. Saa nneɛma yi yi baabi a ɛda sẽ no mu, nea wɔde hyɛ mu, ne nea ɛka motor no ho no fi hɔ. Nea ɛde ba ne sɛ, teaseɛnam no san kɔ bɛn beae koro no ara a wɔahyɛ no a ɔkwan a wɔbɛfa so akɔ no mfa ho, wɔ anohyeto ahorow a wɔasi so dua wɔ module no ankasa sɔhwɛ data so no mu.

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Ɛha yi, yɛde Low Backlash Belt Drive, TMB220-CM ​​ma nneɛma a atwa yɛn ho ahyia nyinaa a data te sɛ nea edidi so yi:

Nneɛma a ɛde Backlash ba wɔ Belt-Driven Axis mu

Backlash wɔ timing belt drive mu ntaa mfi ɔfã biako nkutoo mu. Mpɛn pii no, sẽ a ɛda abɔso ne pulley grooves ntam no na ɛboa kɛse. Ɛma kwan ma slip kakra ansa na torque akɔ baabi foforo koraa. Belt elongation wɔ adesoa ase de nkɛntɛnso a ɛto so abien ka ho. Ɛma teaseɛnam no di akyi kakra wɔ pulley a ɛkyinkyini no akyi bere a abɔso no atrɛw pɛ no.

Motor coupling a ɛnyɛ den de agoru fibea a ɛto so abiɛsa ba. Nea ɛnte sɛ abien a edi kan no, eyi te servo motor shaft ne drive pulley ntam, na ɛnyɛ belt kwan no mu. Bearing clearance wɔ pulley shaft supports no boa ma nsunsuansoɔ ketewa, anan, na ɛda so ara ho hia wɔ high-cycle axes so. Esiane sɛ saa fibea ahorow yi boaboa ano nti, ɛsɛ sɛ module a wɔayɛ ama backlash a ɛba fam no di anan no nyinaa ho dwuma prɛko pɛ. Design a esiesie coupling play nanso ɛma belt tension loose da so ara kyerɛ reversal error wɔ adesoa ase.

Structural Design Elements a Ɛtew Backlash so

Nneɛma pii a wɔpaw wɔ nhyehyɛe mu no kyerɛ nsonsonoe a ɛda low backlash belt drive linear module ne standard belt axis ntam. Nse a ɛyɛ kurukuruwa te sɛ GT anaa HTD no tra pulley groove no mu koraa sen trapezoidal profile. Eyi ma sẽ a ɛtwetwe no so tew tẽẽ. Dual-belt symmetric drive nhyehyɛe twetwe teaseɛnam no fi belt mmirikatu abien a ɛne ne ho di asi so. Slack wɔ ɔfã biako nya canceled denam tension wɔ ɔfã foforo bere a reversal.

Spring-loaded anaa cam-adjustable tensioner ma belt no kɔ so wɔ daa, calibrated tension ase. Ɛkura saa nhyɛso yi wɔ ɔhyew a wɔde yɛ adwuma no nyinaa mu. Saa bere yi nyinaa, zero-backlash coupling, a ɛtaa yɛ bellows anaa disc-pack design, de servo motor shaft no bata drive pulley no ho a enni rotational play. Preloaded angular contact bearings boa pulley shafts na yi axial ne radial clearance. Sɛ wɔka bom a, saa nneɛma yi yɛ linear guide module a ɛyɛ den, a wotumi san yɛ bio a ɛnsakra mfitiase belt-drive nnyinasosɛm no.

Nsusuwii ne Nkyerɛkyerɛmu a Wɔbɛkyerɛ Backlash

Backlash nya specified sɛ angular bo wɔ motor shaft anaasɛ linear bo wɔ teaseɛnam no so. Mfonini abien no nam pulley radius so na ɛfa ho. Wɔ sɔhwɛ tebea horow a wɔahyɛ so ase no, wɔ nea ɔyɛe no adesoa a wɔahyɛ no agyirae mu no, backlash belt drive linear module a ɛba fam no taa kura linear backlash a ɛbɛn 0.02 mm. Standard belt axis a ɛwɔ sɔhwɛ koro no ara mu taa kyerɛ akontaabu a ɛbɛn 0.05 mm anaa nea ɛboro saa. Saa akontabuo yi kyerɛkyerɛ ranges a wɔtaa tintim wɔ nnwuma no nyinaa mu, ɛnyɛ boɔ a wɔahyɛ ho bɔ ma model pɔtee biara.

Wɔn a wɔyɛ nneɛma no susuw backlash denam adesoa a wɔde bɛhyɛ teaseɛnam no mu wɔ ɔkwan biako so, afei wɔdan adesoa no akyi no so. Wɔkyerɛw teaseɛnam no kankan ansa na asan afi ase adi gyinabea a wɔahyɛ no akyi. Datasheet backlash akontaabu di dwuma wɔ adesoa ne ahoɔhare a wɔasɔ ahwɛ no nkutoo so. Adesoa a ɛkorɔn ma abɔso no tenten yɛ kɛse, na ɛno pia akyigyina ankasa no kɔ akyiri kakra sen dodow a wɔatintim no. Esiane eyi nti, ɛsɛ sɛ mfiridwumayɛfo bisa backlash data wɔ wɔn adwumayɛ adesoa ankasa so. Ɛsɛ sɛ wɔsan nso si so dua de gyina module pɔtee no ankasa sɔhwɛ amanneɛbɔ so, sen sɛ wɔde wɔn ho bɛto nnwumayɛbea akontaabu a ɛfa nneɛma nyinaa ho so.

Engineering Ho Nsusuwii a Wɔde Kɔ so Akura Backlash a ɛba fam mu bere tenten

Module a wɔasi a backlash a ɛba fam wɔ da a edi kan no rentra hɔ saa a wɔmfa wɔn adwene nsi so. Belt tension brɛ ase nkakrankakra bere a belt no tena pulley sẽ no mu wɔ mfiase mmirikatu-in. Enti ayɛfoɔ dodoɔ no ara kamfo kyerɛ sɛ wɔnyɛ re-tensioning check wɔ service interval a ɛdi kan no mu wɔ instɔlehyɛn akyi. Nea ɛne eyi bɔ abira no, coupling wear di bere nhyehyɛe a ɛyɛ brɛoo akyi. Ɛma agodie kɔ soro nkakrankakra wɔ mfe pii a wɔde asom mu, titiriw wɔ agyan a ɛdannan akwankyerɛ wɔ mpɛn dodow a ɛkɔ soro so.

Ɔhyew a ɛsakra no de nsakrae soronko bi ka ho. Belt nneɛma trɛw na ɛtwetwe bere a ɔhyew ba, na ɛno sesa belt tenten ne ne nhyɛso nyinaa. Module a ɛyɛ adwuma wɔ baabi a ɛbɛn ɔhyew fibea, te sɛ laser anaa induction station, nya mfaso fi tensioner a ɛma ɔhyew a ɛkɔ soro no tua ho ka ankasa. Tensioner a wɔde asi hɔ pɛnkoro wɔ commissioning mu no ntumi nyɛ saa wɔ n’ankasa so. Nsiesiei nhyehyɛe ahorow a wɔde siw ano a nea ɛka ho ne bere ne bere mu akyi a wɔbɛhwɛ no ne ɔkwan a mfaso wɔ so a wɔfa so si so dua sɛ axis no da so ara du ne mfitiase nkyerɛkyerɛmu no ho.

Mfiridwuma Ho Nhwehwɛmu Table

Table a ɛwɔ aseɛ ha yi kyerɛ ananmusifoɔ mfiridwuma parameters ma low backlash belt drive linear module, a ɛka standard belt-driven module ho de toto ho. Saa akontabuo yi kyerɛ nnwuma ahodoɔ a wɔtaa tintim ma saa module adesua yi. Si gyinapɛn pɔtee a ɛwɔ datasheet no so dua ma model pɔtee a wɔresusuw ho no.

Mmeae a Wɔde Di Dwuma

A low backlash belt drive linear module fata akwan horow a axis no dan akwankyerɛ mpɛn pii. Ɛsɛ sɛ ɛsan kɔ bɛn beae koro no ara bere biara. Nhwɛsoɔ a wɔtaa de di dwuma ne semiconductor die-attach station, baabi a axis no de components si hɔ tia tight alignment tolerance akyi mpɛn pii back-ne-forth tu. Nneɛma a wɔde ma ne nea wɔde adhesive gu so no di nhyehyɛe a ɛte saa ara akyi. Module no hwehwɛ ɔkwan a wɔasan akɔ so, na mfomso biara a ɛwɔ reversal no da adi tẽẽ sɛ bead placement defect.

Laser agyiraehyɛde ne engraving stages gyina su koro no ara so. Raster scan nhyehyɛe bi dan akwankyerɛ wɔ nhwɛso no nkyerɛwde biara so. Automated test equipment handlers de module a wɔde toto ho di dwuma de index probes anaa sensors wɔ fixture bi so a drift nkɔ soro wɔ cycles ntam. Wɔ saa nhwɛsoɔ yi nyinaa mu no, ahwehwɛdeɛ a wɔkyɛ no kɔ so yɛ pɛpɛɛpɛ: gyinabea a ɛyɛ pɛpɛɛpɛ denam akwankyerɛ nsakraeɛ a wɔtaa yɛ so no ho hia sene ahoɔhare a ɛyɛ raw one-way. Bere a reversal-adeyɛ a emu yɛ duru reyɛ abu so kɛse wɔ mfiridwuma mu automation nhama so no, saa module adesuakuw yi da so ara yɛ belt-drive option a mfaso wɔ so wɔ baabiara a bɔɔl screw axis de emu duru anaa stroke anohyeto a ɛho nhia bɛka ho.

Low Backlash Belt Module vs Standard abɔso Module vs Bɔl Screw Module

Sɛ wopaw nea ɛwɔ low backlash belt drive linear module, standard belt module, ne ball screw module ntam a, egyina reversal frequency so titiriw. Sɛnea wɔhwehwɛ sɛ wɔde sankɔhwɛ no pɛpɛɛpɛ ma akwammisa krataa no ho hia saa ara. Table a ɛwɔ aseɛ ha yi de saa akwan mmiɛnsa yi toto backlash, stiffness, ne typical use case ho. Wɔ abiɛsa no mu no, mpɛn pii no, preloaded ball screw module da so ara kura backlash a ɛba fam koraa. Bɔl nut no yi clearance fi hɔ denam mfiri so, ɛnyɛ sɛ ɛnam belt tension so nko. Ɛno mpo no, backlash belt module a ɛba fam no to saa kwan no fã kɛse no ara mu. Ɛkora stroke tenten ne lighter reflected inertia a belt drive de ma wɔ screw-driven axis so.

Positioning Pɛpɛɛpɛ ne Encoder Feedback

Backlash ne positioning accuracy te bɛn ho, nanso ɛkyerɛkyerɛ nneɛma ahorow mu. Gyinabea a wɔde si hɔ pɛpɛɛpɛ no kyerɛkyerɛ sɛnea teaseɛnam no bɛn baabi a wɔahyɛ no bere a ɛkɔ pɛnkoro mu no mu. Backlash kyerɛkyerɛ mfomso foforo a ɛda adi pɔtee bere a wɔadan akwankyerɛ akyi. Linear encoder a wɔde ahyɛ teaseɛnam no so tẽẽ betumi atua saa reversal mfomso no bi ho ka wɔ closed-loop control mu. Drive no kenkan teaseɛnam no gyinabea ankasa sen sɛ ɛbɛkyerɛ sɛ efi motor shaft rotation mu.

Nanso, encoder feedback ntumi nsi mfiri backlash control ananmu koraa. Servo drive no da so ara hia bere de ahu na asiesie gyinabea mfomso no wɔ reversal biara akyi. Mfiridwuma a ɛba fam backlash nhyehyɛe da so ara yɛ fapem a wotumi de ho to so kɛse ma mpɛn pii-dannan akwan. Afei encoder feedback de nteɛso foforo ka saa mfiridwuma mfiase no atifi, sen sɛ wɔde besi ananmu.

Duty Cycle ne Reversal Count wɔ Nnwuma Ankasa mu

Reversal count, ɛnyɛ top speed nko, taa yɛ dodow a mfaso wɔ so kɛse ma sizing a low backlash axis. Raster-scan laser marking stage betumi adan akwankyerɛ mpɛn mpempem pii wɔ adwumayɛ nsakrae biako mu. Reversal biara ma axis no da ne backlash specification no adi bio. Die-attach station a ɛretu mmirika mpɛn pii no betumi aboaboa ano akɔ ɔpepem pii a ɛyɛ reversal cycles mu wɔ afe biako mu. Sɛnea ɛte no, akontaabu pɔtee no gyina shift pattern ne part mix so. Eyi nti na backlash akontaabu ketewaa bi a ɛwɔ datasheet so taa ho hia kɛse wɔ nneyɛe mu sen asɛmti top speed rating.

Curvilinear tooth profiles a wɔasisi no ISO 13050 geometry ma belt ne pulley sẽ no nya beae a ɛsõ, mpo ɛyɛ contact area. Wɔ nnwuma mu osuahu nyinaa mu no, wɔtaa de saa geometry yi bata sẽ a ɛkɔ so pintinn wɔ adesoa a wɔde hyɛ mu mpɛn pii ase, sɛ wɔde toto agyapade trapezoidal profile ho a. Ɔsom nkwa nna ankasa da so ara gyina nhyɛso sohwɛ, adesoa, ne nneɛma a atwa yɛn ho ahyia wɔ instɔlehyɛn pɔtee biara so.

Akwankyerɛ a ɛfa Paw ho ma Low Backlash Belt Drive Linear Module

Module a ɛfata a wobɛpaw no fi ase wɔ reversal frequency a ɛwɔ target process no mu, ɛnyɛ top speed rating no so. Fi ase kan mpɛn dodow a axis no sesa kwan wɔ kyinhyia a wɔtaa yɛ mu. Sɛnea ɛte no, nneɛma a wɔtaa dannan wɔn ho no ma akyigyina so tumidi di kan sen ahoɔhare kronkron. Efi hɔ no, kyerɛkyerɛ gyinabea mfomso a ɛsen biara a wogye tom wɔ beae a wɔsakra akwankyerɛ no. Saa botae yi na ɛde backlash specification a module no hia ankasa sɛ edi ho dwuma no si hɔ.

Afei, si adesoa a wɔde yɛ adwuma ne ahoɔhare no so dua. Backlash akontabuo a ɛwɔ datasheet so no fa baabi a ɛbɛn tebea a wɔasɔ ahwɛ no nko ara, ɛnyɛ adwumayɛ kwan no nyinaa so. Nneɛma a atwa yɛn ho ahyia nso ho hia, enti gyinabea a ɛbɛn ɔhyew fibea hia tensioner a wɔahyɛ sɛ ɛbɛma ɔhyew a wɔde tua ho ka. Awiei koraa no, kyekye re-tensioning ne backlash check wɔ maintenance nhyehyɛe no mu fi mfiase, sen sɛ wode bi bɛka ho akyiri yi. Wɔ reversal duty cycle pɔtee ne pɛpɛɛpɛ botae, TallMan Robotics’ engineering kuw betumi aboa ma ɛne tooth profile, tensioner type, ne coupling design ahyia application no ansa na module a etwa to apaw.

Nsɛm a Wɔtaa Bisa

Dɛn na wɔkan sɛ backlash a ɛba fam ma belt-driven linear module?

Akontaabu a wɔatintim a ɛfa low backlash belt drive linear modules ho no taa hwe ase bɛn 0.02 mm linear backlash wɔ teaseɛnam no so, a wɔsusuw bere a wɔadan adesoa no nyinaa akyi wɔ nea ɔyɛe no sɔhwɛ tebea horow mu. Standard belt module taa kyerɛ 0.05 mm anaa nea ɛboro saa wɔ sɔhwɛ a wɔde toto ho ase. Akontaabu pɔtee no gyina sẽ no ho nsɛm, tensioner nhyehyɛe, ne coupling type so, enti ɛsɛ sɛ mfiridwumayɛfo si bo a ɛsom no so dua de gyina model pɔtee no ankasa sɔhwɛ data so wɔ wɔn adwumayɛ adesoa ankasa so.

Ɔkwan bɛn so na dual-belt drive tew backlash so sɛ wɔde toto belt biako ho a?

Dual-belt symmetric drive twe teaseɛnam no fi belt mmirikatu abien a ɛne wɔn ho wɔn ho di asi so sen sɛ ɛbɛtwe biako. Sɛ axis no dan n’akyi kwan a, belt run baako tra nhyɛsoɔ mu berɛ a ɔfoforo no fa slack, a ɛtwa nsonsonoeɛ ketewa a belt design baako-belt design ma kwan ansa na torque akɔ baabi foforɔ koraa.

So linear encoder yi hia a ehia sɛ wɔyɛ mfiri a ɛnyɛ den pii no fi hɔ?

Dabi, linear encoder a wɔde ahyɛ teaseɛnam no so boa ma servo drive no hu na wosiesie gyinabea mfomso bere a wɔadan no akyi, nanso entumi nsiw mfiri mu nsonsonoe no kwan sɛ ɛbɛba wɔ nea edi kan no mu. Mfiri a ɛba fam backlash nhyehyɛe da so ara yɛ fapem a wotumi de ho to so kɛse, a encoder feedback de nteɛso layer foforo ka ho wɔ soro.

Mpɛn ahe na ɛsɛ sɛ wɔsan de -tensioned backlash belt module a ɛba fam?

Nnwumayɛfoɔ dodoɔ no ara kamfo kyerɛ sɛ wɔnyɛ mfitiaseɛ re-tensioning check wɔ cycle mpempem kakraa a ɛdi kan no akyi, ɛfiri sɛ belt foforɔ tena pulley sẽ no mu wɔ run-in. Ɛno akyi no, bere ne bere mu backlash check a ɛbata cumulative cycle count ho, sen sɛ ɛbɛyɛ kalenda bere nkutoo, ma axis no kɔ so tra ne mfitiase nkyerɛkyerɛmu no mu.

So low backlash belt module yɛ pɛpɛɛpɛ sɛnea ɛbɛyɛ a ebetumi asi ball screw axis ananmu?

Bɔl skru a wɔde ahyɛ mu dedaw da so ara kura backlash mfaso kakra sen belt-driven axis. Nanso, low backlash belt drive linear module to saa gap no mu dodow no ara mu bere a ɛma stroke tenten ne lighter reflected inertia a belt drive de ma no kɔ so, na ɛma ɛyɛ ɔkwan foforo a mfaso wɔ so wɔ baabiara a stroke tenten anaa ahoɔhare nso ho hia.