Cr10 belt tensioner. Surface- anodizing treatment-.
- Cr10 belt tensioner. This unit greatly reduces shock, jerking and noise of printer especially at high speeds and acts like a shock absorber. Great upgrades for Ender 3 Pro, Ender 3,CR10/,CR10S and CR10 S5 3D printers. Click on images to download belt tensioner cr-10 STL files for your 3D Printer. The X gantry and the Z Find 57734 cr10 belt tensioner 3D models for 3D printing, CNC and design. com belt tensioner cr-10 STL Files for 3D Printers STLBase is a Search Engine for 3D printable Models and STL Files. Troubleshooting and solution 3. Jul 3, 2023 · Product Description 3D Printer Belt Tensioner, 2020 X-axis Belt Tensioner, Ender 3 Belt Tensioner Compatible for Ender 3/ Ender 3 Pro/Ender 3 V2/ CR10 / CR10S/ CR10 S5 , Ender 3 Belt Tensioner Material: Premium aluminum alloy material, wear-resistance and corrosion-resistance. 【Material】:The X-axis Tensioner is made of heavy-duty aluminium alloy,which is more durable. Very usful upgrade parts for series printer, you can adjust the belt more better than original Widely used for CR10 CR-10S Ender3 3D printers Already assembled,you don't need to assemble it by yourself Specifications: Name: for 2020 Aluminum X-Axis Synchronous Belt Stretching Tensioner 10000+ "cr10 x axis belt tensioner" printable 3D Models. Our engineers and product experts ensure every tensioner we manufacture is built to rigid tolerances and specifications that guarantee fit, form and function for your application. 2. (X2020+Y2040). Features The belt tightness can be manually adjusted to improve movement accuracy and printing quality Metal material, strong and stable, long May 30, 2022 · Creality CR-10 / Tevo Tornado : Y-Axis Belt Tensioner Remix (Improved Idler) 1 reviews nzalog @ nzalog Ender3 belt double Z upgrade kit Ender 3 3D printer Direct Drive Extruder Plate CREALITY X-axis Belt Tensioner CREALITY CR10 Y-axis Belt Tensioner Share this Article Previous Next Dec 5, 2017 · The purpose of Z-axis belt tensioner is used to synchronize Dual Stepper Motor during power off. The only version of the song to reach the Hot 100 was by Sawyer Fredericks, who performed on the April 27, 2015 episode of The Voice. Reuses standard parts, No bolts to buy. So I completely Jul 15, 2021 · This channel is only for you to provide a tutorial reference for solving various problems of the printer, and does not do technical Q&A. Only do what you want to do, follow your heart, and be proud of all of your accomplishments. It mainly works in compression so PLA is fine. Written by then-vocalist Ronnie Van Zant and lead guitarist Gary Rossington, “Simple Man” is a ballad about a mother imparting some valuable wisdom to her young son, namely to be a simple Provided to YouTube by Universal Music Group Simple Man · Lynyrd Skynyrd Pronounced' Leh-'Nerd 'Skin-'Nerd ℗ 1973 UMG Recordings, Inc. It even fits the Y axis of the Ender 5 plus as well as the x axis. Basically, live your life so that you'll love yourself for everything you do. It's recommended to make this with the toughest filament you have or make from aluminum plate with thickness 4mm or higher Dec 8, 2023 · Very useful upgrade parts for CR-10 3D Printer,more better than original. Easier to adjust belt, higher precision and better printing effect. The guitar solo is performed by Gary Rossington, the sole constant member of Lynyrd Skynyrd. The S5 does not have the center supports under the bed for Dec 18, 2020 · Zeberoxyz Upgrade 2020 Profile X-axis+4040 Double Slot Profile Y-axis Synchronous Belt Stretch Straighten Tensioner for Ender-3 Pro/Ender3 V2/CR-20 Pro 3D Printer Parts (X2020+Y4040) Very usful upgrade parts for series printer,you can adjust the belt ,more better than original Widely used for CR10 CR-10S Ender3 3D printers for 2020 aluminum X-axis belt stretch tensioner. Sep 3, 2018 · UPDATE 2019/04 : Ajout d'une nouvelle version de la partie tendeur "Creality CR-10_X Belt Tensioner_Hebign. 2 Check if the X-axis belt is loose or overly tight 3. I did however use the STL for the knob from another Tensioner. I really liked the design, but felt that the tolerances were not where I felt they should be. I make technology, computer (PC), and electronics repair and modding content. All you need is a Hex screw (M5x25) and a nut in addition to the CR10's original pulley and bolts. Simple Man - Lynyrd Skynyrd Lyrics: Mama told me when I was young Come sit beside me my only son And listen closely to what I say And if you do this it'll help you some sunny day. Feb 19, 2018 · This Is a Y Axis Belt Tensioner designed for the CR-10S 500 x 500 x 500. 3 93 ratings 10000+ "belt tensioner cr 10 smart" printable 3D Models. Apr 12, 2023 · My original y axis belt tensioner started to show some cracks i got proactive and made a replacement because i couldn't find a replacement on websites (the original one was made from PC-ABS) It's recommended to make this with the toughest filament you have or make from aluminum plate with thickness 4mm or higher Update 2024/02/11 Added Y axis motor bracket because it started to crack Sep 16, 2020 · Amazon. While servicing my CR-10 Smart Pro, I found what appears to be a major design flaw with the Y-axis belt tensioner assembly-it eats its own belts! Aug 10, 2020 · Adjustable X-axis Timing Belt Straighten Tensioner,make it very easy to adjust the belt tension. This design is similar to other tensioner But I designed it using the stock aluminum bracket. Mar 3, 2024 · I made an axle scanner here for the CR10 because mine was broken, front and back or you can also change them for a different color 2040 4040 profile belt tensioner Enhance your 3D printer’s precision and performance with our aluminum profile belt tensioners, designed for CR-10, Ender 3, and more! What is the right belt tension for the x and y-axis? i am getting layershifts on my Cr10s in the Y-Axis, and i cant find a problem. As some mentioned in the comments, the alignment of the pulley ends up raising the belt a little causing misalignment of the belt path and rubs against the v-slot aluminum extrusion. Jan 7, 2025 · BZ 3D CR10 Belt Tensioner Upgrade Kit,2020 X-axis Belt Tensioner +2040 Y-axis Belt Stretch Straighten Tensioner for CR-10 10S CR-10 V2/ V3. stl". Apr 27, 2015 · Popular covers of "Simple Man" include an acoustic version by the rock band Shinedown in 2004, and a 2005 version by Deftones for their B-Sides And Rarities album. Elaborate workmanship, wear-resistance and corrosion-resistance. 3 main piece all self locking, sturdy and hand adjustable. Verbindung fehlgeschlagen (botrock): Connection refused 1 Verbindung fehlgeschlagen: Connection refused Feb 10, 2024 · My original y axis belt tensioner started to show some cracks i got proactive and made a replacement because i couldn't find a replacement on websites ##Update 2024/02/11## Added Y axis motor bracket because it started to crack apparently same material as the tensioner. I designed this for Haloween comp though teeth and eyes can just be ripped Servicce Tutorial CR-10 SE Replacement X Belt Adjustment Kit Creality After-sale 43K subscribers 13 Nov 11, 2019 · CHPOWER Upgraded X-axis Synchronous Belt Stretch Straighten Tensioner for Creality Ender-3, Ender 3 pro, CR-10, CR-10S, Tronxy X3 - Black Visit the CHPOWER Store 4. The product has been assembled and can be installed directly on your printer. Surface- anodizing treatment-. It has been a while, I forgot what it sounded like. ONLY works with 6mm belt. 【Wide Application】: Creativity the upgraded belt tensioner is compatible with Ender 3/Ender 3 Pro/CR10 /CR10S 3D printers. How to adjust Y axis belt on cr10 & cr10s | Adjusting belts,rollers & eccentric nuts on cr10s Darkwing dad 17. Apr 30, 2022 · A modified version of donnyb99's great tensioner design. Note: not fit for Ender 3 Pro. Belt tensioner 2020/ 2040 profile X-axis / Y-axis synchronous belt stretch straighten tensioner, available at best price in India Oct 1, 2017 · This is more of a complete rebuild, rather than a true remix of the donnyb99 fantastic Y-Axis belt tensioner for the Creality CR-10 3D printer. 5 25 ratings | Search this page Nov 14, 2018 · I have created yet another CR-10 belt tensioner. Click on images to download belt tensioner cr10 STL files for your 3D Printer. If you push the pulleys apart you can cause the axis to bind (esp if your leadscrew nuts are clamped tight to the gantry) so be sure to check it still moves freely. Metal Y-axis belt tensioner, tighten timing belt with ease. 2020 X-axis belt tensioner Compatible with Ender 3/Ender 3 Pro/Ender 3 V2/Ende 5 Series/CR-10/10S/CR-10 V2/ V3 3D Printer ect. - just need to replace the stock pulley to 9mm ones, buy a new belt clip, m5 nut, 2 M5x16 I have a CR10-S5 and cannot locate a replacement part for the Pulley/timing belt tensioner. Mama told me when I was young Come sit beside me, my only son And listen closely to what I say And if you do this It will help you some sunn. Dec 18, 2020 · Zeberoxyz Upgrade 2040 Profile Y-axis Synchronous Belt Stretch Straighten Tensioner for CR-10/CR10S/CR-10 V2/ CR-10 V3 3D Printer Parts (2040) Visit the Zeberoxyz Store 4. Normally I listen to sound the belt makes when I pull it like a rubberband and release it. Features It can adjust the belt tightness, improve movement accuracy, and improve printing quality Metal material, strong and stable, long service life Easy to install Creality X-axis Belt Tensioner for Ender / CR10 Series $ 16. Don't worry about worldly things, they come and go. " Simple Man " is a song by American rock band Lynyrd Skynyrd, released on their debut studio album, (Pronounced 'Lĕh-'nérd 'Skin-'nérd) (1973). com Mar 5, 2024 · Made this because I can't find 9mm y axis mod on the internet and no one post about tensioner for this specific printer. These issues could be caused by a lack of tension on its X and Y-Axis Belts. Jul 29, 2020 · Adjustable 2020 Profile X-axis Timing Belt Straighten Tensioner, you can adjust the belt freedom Material: Premium aluminum alloy material, surface anodizing treatment. 【Easy Installation】: The belt tensioner is Already assembled, you don't need to assemble it by yourself,just install and use it right now. I tested the Ender 3 Belt Tensioner and it improved my 3D printing experience immensely. Click to find the best Results for cr10 x belt tensioner Models for your 3D Printer. Any machine with repetitive use will require maintenance. This Belt Tensioner Upgrade kit is pre-assembled,you don't need to assemble it by yourself,just install and adjust the timing belt to use. To a Sep 7, 2023 · Effortless Belt Control: Achieve precise and hassle-free tension adjustment with the 2020 X Axis Tensioner. Jan 13, 2024 · 2020 2040 4040 Profile X/Y-axis Synchronous Belt Tensioner for CR10 Ender3 V2 3D Printer Belt Stretching Tensioner 3D Upgrade- 4040 Profile Y Belt Tensioner Features: aluminum alloy material, wear-resistant and deformation resistant. 1 Tighten the X-axis limit post 3. So i thaught that it has something to do with the tension of the belt. Features The belt tightness can be manually adjusted to improve movement accuracy and printing quality Metal material, strong and stable, long Jul 26, 2023 · The large bed of my CR-10 S5 used to hit the mount of the Y-Axis idler on the front of the lower frame so I could not… Jun 26, 2021 · UniTak3D Ender 3 V2 Y-axis Belt Tensioner Upgrade for Creality Ender 3 V2 Ender 3 Pro CR10 Mega Zero 2. Fit: • CR10 • CR10S • CR10 S4 • CR10 S5 • CR10 V2 • CR10 V3 • Other similar 3D printers I tried using some 3D printed tensioners for a while but they all started to crack and lose tension after a bit. Whether you are printing a very large print or creating a high-quality prototype, the last thing you want is for your Ender to make Online shopping for Belt Tensioners - Belts, Hoses & Pulleys from a great selection at Automotive Store. The fit was way too loose and sloppy. 8K subscribers 99 【Easy Installation】:This Ender 3/CR10 series belt tensioner is pre-assembled, ONLY works with 6mm belt. No Assembly: This axes drive belt tensioner is assembled and comes with a hex wrench, installed on the printer to use, no additional tools required. I hope you all enjoy this design, any advice for improving it is accepted! Please comment if you liked and upload your prints! My Creality CR-10 Max 3D Printer never printed correctly out of the box and this video documents a list of steps I went through to continue the process of correcting it. 0 Flashforge-Aquila AURORA-A5X 3D Printer 2040 Profile Oct 15, 2022 · 【Application】:The upgraded belt tensioner is Ender 3/Ender 3 Pro/CR10 /CR10S/CR10 S5 3D printers. The X-axis and Y-axis belt can be adjusted at any time by turning the screw by hand. Free delivery on eligible orders. Mar 24, 2022 · Very useful upgrade parts for series printer, you can adjust the belt freedom, more better than original. Jul 28, 2020 · Buy UniTak3D Ender 3 Belt Tensioner X axis Upgrades 2020 Profile for Ender 3 Pro,Ender 3 V2,CR 10,CR 10S,Tronxy X3 3D Printers (Black) at Amazon UK. A 5/16 inch, 1 1/4 If you’ve owned Creality’s Ender 3 3D printer for any length of time, you may have noticed issues with inconsistent layers. Mar 12, 2025 · Learn the meaning behind the lyrics in "Simple Man" by Lynyrd Skynyrd, a song about wisdom, love, and living a meaningful life. This song was inspired by the death of Ronnie Van Zant's grandmother. 10000+ "cr 10 s5 low profile y axis belt tensioner by" printable 3D Models. I also ad Feb 15, 2021 · I printed the original for my CR10-S5 but had some issues with clearances on the heated bed. It is a total of 5 parts. It is their third best-selling digital song after their "Sweet Home Alabama" and "Free Bird". Moreover, you can pull the belt to left or right for moving up or down evenly. The original fit was too loose and sloppy, so I tightened up the tolerances significantly. Compatible with Creality Ender 3 / Pro, CR10, CR10S. com: Upgraded Ender 3 Pro X Axis Tensioner Belt Stretch Straighten Tensioner Compatible with Creality Ender 3 V2 Ender 3s CR10 CR10S Pro Tronxy X3 3D Printer : Industrial & ScientificFREE delivery June 23 - July 3 to Nashville 37217 on orders shipped by Amazon over $35 The z sync belt only needs to be really tight if you are running a single z motor - otherwise it is just preventing the motors going out of sync when power is off. Say goodbye to uneven prints caused by loose or overly tight belts. I made some modifications to this to improve the fitment with the S5 version that has the aluminum supports under the bed. I had issues with the fitment and function of other Y Belt Tensions. Oh won't you do this for me son if you can? Lynyrd Skynyrd - Simple Man Lyrics. If you have any after-sales problems with the machine, you Network Error: Unexpected end of JSON input// Dec 8, 2023 · The metal Belt Tensioner adjuster could be adjusted freely, which will be helpful to improve the print quality. I also experienced a failure whereby the head of the tensioning bolt pulled through the plastic wall. It is to avoid any accidentally push on any side of z-axis and make uneven height. Click to find the best Results for cr10 x axis belt tensioner Models for your 3D Printer. 【Function】You can adjust the belt freely, much better than original, it will not reduce the Y-axis stroke of your 3D Sep 16, 2023 · Small form factor Y axis tensioner, modified to fit CR10 | Download free 3D printable STL models Belt Tensioners for Creality and Ender Series 3D Printers are a great way to make your machine more accurate and prolong belt life. Apr 29, 2025 · Extruder Back Support Plate With Bearing Pulley Kit For Ender 3 CR10 3D Printer. how to fix? Has anyone come across an adjustable belt tensioner for the CR-10S Pro? It runs the Y axis with the stepper facing up, so it is a different belt orientation from all the other CR-10 style printers. One resulted in a structural fail of the print during printing. You can save work, no more measurement of height needed for both z-axis before printing. Click to find the best Results for cr 10 s5 low profile y axis belt tensioner by Models for your 3D Printer. Dec 14, 2023 · Aluminum Profile X-axis Synchronous Belt Stretch Straighten Tensioner, Upgrade 3D Printer Parts for CR10 CR10S Ender-3-Black Visit the Xirbbo Store 4. Product Introduction Product name：CREALITY CR10 Y-axis Belt Tensioner Material：SPCC Weight:91g Applicable machine： CR-10、 CR-10S、CR10 pro、CR10 V2 3D Printer、Other 2040V profiles, etc . Click to find the best Results for belt tensioner cr 10 smart Models for your 3D Printer. Can someone post the specific replacement I need to be searching for? Also any upgrades would be helpful too. Name: for 2020 Aluminum X-Axis Synchronous Belt Stretching Tensioner Already assembled,you don't need to assemble it by yourself Oct 25, 2017 · Y axis belt tensioner for Creality Cr-10 S4 & S5 only. Click to find the best Results for cr10s belt tensioner Models for your 3D Printer. The song is one of Lynyrd Skynyrd's most popular. I rebuilt the Y-Axis belt tensioner for my Creality CR-10 3D printer from scratch using Donnyb99's design as a starting point in Tinkercad. (kind of hard to explain) CR10S pro V2 y axis belt rubbing against roller. 7 37 ratings Apr 8, 2021 · About this item 【Widely Used】Compatible with Creality CR-10/ CR-10S/ CR-10 V2/ CR-10 V3. Creality CR-10 Max Y Axis Rebuild, Belt Tension Adjustment, and Pulley Alignment Tuning. I also wanted to add appropriate mounting holes to secure to the 20/20 frame, instead of needing additional L-brackets. 2 Tighten the X-axis belt, you can adjust the X-axis belt tensioner while homing, to determine the appropriate belt tension, reducing the number of times the X-axis returns to home. Mar 12, 2021 · 2020 X-axis belt tensioner+ 4020 Y-axis belt tensioner kit Compatible with Ender 3 . Get yours now for optimal print results! With a full line of over 500 tensioners globally, you can count on Gates to supply premium quality belt tensioners for your power transmission system. Every Day new 3D Models from all over the World. 10000+ "cr10s belt tensioner" printable 3D Models. It's straightforward, simple, and easy to maintain. 00 • 1 set of Creality metal X-axis belt tensioner • Check what 3D printer it fits below Feb 6, 2020 · Update of 02/06/2019 MAJOR UPDATE X Tensioner for CR-10 / CR-10S Mk7 Version Upgraded the guide system and simplified all the models Unified the screws dimensions (with my other tensioner versions) Modified the minimum belt tensioning position (for short belts) Slightly increased the tolerances compared to previous models Added a New Shaped Knob, more "fancy" than the previous version Feb 10, 2023 · UniXYZ Black X Axis Timing Belt Synchronous Belt Stretch Straighten Tensioner 2020 Profile for Creality Ender-3/CR10/CR10S X3 Upgrade parts works 2020 aluminum profile X-axis belt stretch. The ones above are pretty cheap for the most part, and the ones I have, on mine, have yet to loosen even a smidge. I seem to have found a lot for a smaller belt, but nothing that seats the wider belt of the S5. DO NOT fit on Ender 3 Pro. com: Mavaol 3D Printer Belt Tensioner, Adjustable Tension, Aluminum Alloy, Compatible with Ender 3, Ender 3 Pro, CR10, CR10S, Ender 5 Plus, X Y Axis (Black) : Industrial & ScientificFREE delivery Tuesday, August 5 on orders shipped by Amazon over $35. Find 463579 cr 10 y axis belt tensioner 3D models for 3D printing, CNC and design. After-sales guarantee: each defective item can be replacement for free or refund. Note Belt must be located in between 4mm - 6mm Jan 30, 2024 · A more robust version of the previous Y tensioner remix | Download free 3D printable STL models Model Number 2020/2040 Item Type Timing Belt Elastic Clamp Block Brand Name IdeaFormer Origin 1920 "cr10s smart belt tensioner" 3D Models. Ender 3 2020 X-axis and 4020 Y-axis Belt Tensioner Kit is ONLY compatible with Ender 3 3D printer. I designed this Belt Tensioner myself to simplify the printing and assembly process. Released on: 1973- Mar 25, 2022 · Legacy of “Simple Man. The video of the operation steps is as Material：Aluminum alloy Weight:56g Applicable machine： Ender-3、 Ender-3 pro、CR-10、 CR-10S、CR10 pro、CR10 V2、Ender-5 3D Printer、Other 2020V profiles, etc . Jul 14, 2025 · Ender 3 X-axis Belt Tensioner Upgrade 2020 Belt Stretch Straighten Tensioner for Ender 3/Ender 3 Pro/Ender 3 V2/Ender 5/CR-10/10S/CR-10 V2/V3 3D Printer. Mar 6, 2023 · Elaborate workmanship, wear-resistance and corrosion-resistance. Nov 19, 2024 · x axis belt tensioner for ender 3 | Download free 3D printable STL models CR-10 Smart: Complete Step-By-Step Setup: Level Bed, Set Z-Offset, Adjust Eccentrics, Tension Belts, Update Firmware, Connect to Creality Cloud, Setup Camera Specifications Model Number 2020/2040 Aluminum Profile X-axis Timing Belt Tensioner Item Type Hardware Parts/Machine Parts Brand Name Apr 11, 2023 · My original y axis belt tensioner started to show some cracksi got proactive and made a replacement because i couldn't find a replacement on websitesIt's recommended to make this with the toughest filament you have or make from aluminum plate with thickness 4mm or higherUpdate 2024/02/11Added Y axis motor bracket because it started to crack apparently same material as the tensioner. Aug 11, 2020 · About this item [Compatibility] - 2020 X-axis profile belt tensioner and 4040 Y-axis profile belt tensioner are suitable for Ender 3 Pro and Ender-3 V2 (Already equipped). Only for CR Jun 1, 2019 · Belt tensioner for CR-10 with dual z-axis add-on. Fine workmanship, wear-resistant and corrosion-resistant 4040 aluminum profile Y-axis- synchronous belt stretching fit for Ender3 The belt should be relatively straight and if not you may have to go underneath the carriage and bring one of the fightings closer or further away to make it a straight line. 1 set Openbuilds V-Slot gantry plate 2020 aluminum profiles mini roulette kit. There belt tensioner cr10 STL Files for 3D Printers STLBase is a Search Engine for 3D printable Models and STL Files. ” While “Simple Man” is full of valuable life advice, what it comes down to is the hook: Be a simple kind of man / Oh, be something you love and understand. 10000+ "cr10 x belt tensioner" printable 3D Models. Is there a Easy way to know/ "measure" this? May 10, 2020 · Zeelo 3D Printer Ender 3 Parts Upgrade 2020 Profile X-axis Synchronous Belt Stretch Straighten Tensioner for CR-10 10S Ender-3 Accessories. 【Easy to Install】2040 aluminum extrusion belt tensioner is a kit and you need to assemble it by yourself. Click to find the best Results for cr10s smart belt tensioner Models for your 3D Printer. Buy 3D Upgrade-4040 Profile Y-Axis Belt Tensioner, 2020 2040 Profile X-Axis Synchronous Belt Stretching for Ender3/ V2 CR10 at Walmart. [Sturdy SPCC Steel] - This belt tensioner kit are forged with SPCC steel, which has stable shrinkage under high temperature, beautiful appearance and excellent wear resistance. Using additional toothed pulley and belt as shown in the picture (ordered mine from Amazon, but any source should be fine) to synchronize the dual z-axis, i found the belt to be too loose, so I designed this simple adjustable tensioner that fits on the top rail of the CR-10, and adjusts using two M3 screws and 2020 T nuts. Jul 13, 2022 · About this item Efficient Belt Adjustment: This high-quality drive belt tensioner provides and effortless synchronization, improving printing efficiency for optimal results. Plus résistante et laissant moins de jeu pour la poulie, et j'ai également modifié l'empreinte pour la vis afin quelle corresponde d'un côté à l'écrou et de l'autre à la tête de vis qui est ronde et pas hexagonale Buy Synchronous Belt Stretch Straighten Tensioner For Ender 3 And For CR10 Optimized For Improved Stability And Accuracy at Walmart. In this case, I have intended to maintain the looks of the printer while introducing a tensioner. Nov 18, 2024 · Amazon. No need to change the original belt length, just install it and use. Order within 1 hr 26 mins Mar 26, 2017 · Here is my X-Axis belt tensioner for the Creality CR-10 3D printer which you can adjust the belt tension of X-Axis easily, this idea is inspired from idig3d's "Tronxy X3 x-belt tensioner" (Thing:2020468). Package Content:1*2020 X axis belt tensioner & 1*Y axis belt tensioner. Nov 14, 2024 · Features: and for 2020 aluminum X-axis belt stretch tensioner. 1 Set Openbuilds V-Slot gantry plate 2040 aluminum profiles mini roulette kit. uidw ojykvn xvjy kmqgum ipijeuy earx cvgfe easv rww hqd