{"product_id":"znj-7dof-gello-robotic-arm-low-cost-teleoperation-device-for-xarm-with-joint-mapping-amp-simulation","title":"ZNJ 7DOF GELLO Robotic Arm Low-Cost Teleoperation Device for xArm with Joint Mapping \u0026amp; Simulation","description":"\u003cp\u003e\u003cb\u003eAttention:\u003c\/b\u003e\u003cbr\u003e* This product is an open-source project. Our \r\ncompany mainly provides assembly services for guide arm hardware, \r\nensures the hardware is intact before shipment, and provides \r\nhardware-related technical support.\u003cbr\u003e* Gello has simulation functions.\r\n Other matters, such as code verification with the main arm, need to be \r\ncompleted by the user. In addition, the Gello series does not have \r\ngravity compensation function. If needed, FACTOR is recommended.\u003cbr\u003e* \r\nOpen-source projects have no warranty. If joint wear or structural \r\ncomponent damage occurs due to long-term use, the user needs to purchase\r\n the corresponding product for replacement.\u003cbr\u003e* Please read the \r\nrelevant open-source materials carefully before purchasing and confirm \r\nthat the product meets your needs before placing an order.\u003cbr\u003e* Access materials: \u003ca href=\"https:\/\/wuphilipp.github.io\/gello_site\/\"\u003ehttps:\/\/wuphilipp.github.io\/gello_site\/\u003c\/a\u003e\u003cbr\u003e\u003cbr\u003e\u003cb\u003eDescription:\u003c\/b\u003e\u003cbr\u003eGELLO — a low-cost universal teleoperation controller designed for large-scale collection of robot demonstration data.\u003cbr\u003e\u003cbr\u003eIt\r\n constructs an intuitively operable physical device by replicating the \r\ncomplete kinematic structure of the target robotic arm. Using 3D \r\nprinting and standard motor components, GELLO significantly lowers the \r\nhardware barrier, allowing users to efficiently generate high-quality \r\noperation data in an intuitive \"hand-follows-arm\" manner.\u003cbr\u003e\u003cbr\u003eAs a \r\nuniversal controller with broad adaptability, GELLO has achieved full \r\ncompatibility with mainstream industrial and research robotic arms, \r\nincluding Franka, UR5 and xArm, and supports flexible expansion.\u003cbr\u003e\u003cbr\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003cbr\u003eZNJ GELLO\u003cbr\u003e* Robotic Arm Teleoperation System\u003cbr\u003e\u003cbr\u003eLow-cost Construction, Rapid Deployment\u003cbr\u003e*\r\n Using 3D-printed parts and servo motors for Dynamixel, the hardware \r\ncost is only a tiny fraction of traditional professional equipment, and \r\nusers can quickly customize according to the target robotic arm \r\nparameters.\u003cbr\u003e* Ready-to-use design templates are provided for three \r\nmainstream robotic arms for Franka, UR5, and xArm, allowing users to \r\ncomplete assembly and calibration in just a few hours.\u003cbr\u003e\u003cbr\u003eIntuitive Control, Real Experience Comparable to the Target Robotic Arm\u003cbr\u003e*\r\n The kinematic structure of the GELLO controller (including joint layout\r\n and link proportions) is strictly consistent with the target robotic \r\narm. Operators can directly map actions through kinesthetic teaching, \r\nreducing learning costs and operational errors.\u003cbr\u003e* Supports dynamic \r\nscaling parameters (e.g., a comfortable operation ratio of α=0.5) to \r\nbalance human-machine interaction comfort and precision.\u003cbr\u003e\u003cbr\u003eEfficient Data Collection, Performance Surpassing Traditional Equipment\u003cbr\u003e*\r\n Studies have shown that compared with VR controllers, 3D space mice and\r\n other devices, GELLO improves task completion speed, trajectory \r\naccuracy, and operation success rate by more than 30%, especially in \r\ncontact-intensive tasks (such as screwing bottle caps and precision \r\nassembly).\u003cbr\u003e* Supports real-time joint position reading and command mapping, eliminating delay interference and ensuring data continuity.\u003cbr\u003e\u003cbr\u003eSupport for Complex Tasks, Expanding the Boundaries of Robot Capabilities\u003cbr\u003e*\r\n Can perform bimanual collaborative operations (such as opening cans \r\nwith both hands, multi-object handling) and high-precision \r\nforce-controlled tasks (such as plugging\/unplugging interfaces, surface \r\nfitting), providing diverse scene data for imitation learning.\u003cbr\u003e* Stacking Blocks\u003cbr\u003e* Opening and Closing a Laptop\u003cbr\u003e* External Dexterous Grasping\u003cbr\u003e* Cleaning a Whiteboard\u003cbr\u003e* Stacking Cups\u003cbr\u003e\u003cbr\u003e\u003cb\u003eGELLO Arm Joint Motor:\u003c\/b\u003e\u003cbr\u003e*\r\n The XL330 series is a compact and lightweight motor for DYNAMIXEL, \r\noffering a highly practical solution for building small-scale \r\napplications or operating in confined spaces.\u003cbr\u003e* Unlike entry-level \r\nmodels in the AX series, the XL330 has a voltage range of 3.7V to 6V and\r\n supports multiple operating modes, including current-based position \r\ncontrol and current control.\u003cbr\u003e* Operating modes: Speed Control, \r\nPosition Control, Extended Position Control, PWM Control, Current \r\nControl, Current-based Position Control\u003cbr\u003e* Profile control for smooth motion planning\u003cbr\u003e* Input voltage: 3.7V ~ 6V (recommended 5V)\u003cbr\u003e* Compact model for DYNAMIXEL - Dimensions: 20 x 34 x 26 (W x H x D) [mm] \u0026amp; Weight: 18g\u003cbr\u003e* Supports RC protocol without additional conversion devices\u003cbr\u003e* Reduces current consumption to save energy\u003cbr\u003e\u003cbr\u003e\u003cb\u003eStartup Kit: ZNJ Fusion Board + 5V 5A Power Supply SMPS\u003c\/b\u003e\u003cbr\u003e*\r\n The ZNJ Fusion Board is compatible with all functions of ROBOTIS's \r\nofficial U2D2 and U2D2 Power HUB boards, and also expands and enhances \r\nother functions. The optimized features are as follows:\u003cbr\u003e\u003cbr\u003e1. Power Supply Section\u003cbr\u003e*\r\n The ZNJ Fusion Board and the U2D2 Power HUB power board both support a \r\nvoltage range of 5V-24V. The theoretical maximum current it can \r\nwithstand reaches 20A, with a continuous working current of 10A; the \r\nofficial board only supports a maximum of 10A theoretical and 5A \r\ncontinuous current.\u003cbr\u003e\u003cbr\u003e2. Servo Motor Drive Section\u003cbr\u003e* The ZNJ \r\nFusion Board supports the USB drive mode of the official kit, and uses a\r\n more robust Type-C interface. The board can drive up to 4 channels of \r\nTTL communication servos or 4 channels of RS485 communication servos in \r\nparallel, while the official board only supports 2 channels of each \r\noutput.\u003cbr\u003e\u003cfont color=\"#ff0000\"\u003e\u003cbr\u003eNote: The TTL and RS485 communication modes of the ZNJ Fusion Board support a baud rate of 4.5M or higher.\u003c\/font\u003e\u003cbr\u003e\u003cbr\u003e\u003cb\u003eSpecial Structural Parts and Auxiliary Servo Horn for Dynamixel X330 (Optional):\u003c\/b\u003e\u003cbr\u003e* FPX330-H101 4pcs Set  \u003cbr\u003e* Special hinge structural parts and auxiliary servo horn set for DYNAMIXEL X330;  \u003cbr\u003e* Made of high-strength engineering plastic;  \u003cbr\u003e* Can be fixed with bolts and nuts;  \u003cbr\u003e* Grooves are designed for neat wiring and nut tightening;  \u003cbr\u003e* Hinge structural parts and auxiliary servo horn set are packaged together.\u003cbr\u003e\u003cbr\u003e\u003cb\u003ePacking List:\u003c\/b\u003e\u003cbr\u003e* 1 x Set of Master Arm\u003cbr\u003e\u003cbr\u003e\u003cb\u003ePackaging Details:\u003c\/b\u003e\u003cbr\u003e* Package dimensions: 35cm (L) x 25cm (W) x 15cm (H)\u003cbr\u003e* Volumetric weight: 2.75kg\u003cbr\u003e\u003cbr\u003e\u003cimg style=\"width: 750px;\" src=\"https:\/\/www.comseek.com\/image\/catalog\/102131C\/102131-01.jpg\"\u003e\u003c\/p\u003e\u003cp\u003e\u003cimg style=\"width: 750px;\" src=\"https:\/\/www.comseek.com\/image\/catalog\/102131C\/102131-02.jpg\"\u003e\u003c\/p\u003e\u003cp\u003e\u003cimg style=\"width: 750px;\" src=\"https:\/\/www.comseek.com\/image\/catalog\/102131C\/102131-03.jpg\"\u003e\u003c\/p\u003e\u003cp\u003e\u003cimg style=\"width: 750.167px; height: 1030.99px;\" src=\"https:\/\/www.comseek.com\/image\/catalog\/102131C\/102131-04.jpg\"\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Thanksbuyer Online,SDR Radio, Testers and Measurement devices, Astronomy products, Audio Amplifer and Decoders","offers":[{"title":"Default Title","offer_id":41029053972529,"sku":"102133","price":615.92,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0578\/4790\/6353\/files\/1779154986-1.jpg?v=1780386907","url":"https:\/\/www.thanksbuyer.com\/ja\/products\/znj-7dof-gello-robotic-arm-low-cost-teleoperation-device-for-xarm-with-joint-mapping-amp-simulation","provider":"Thanksbuyer Online,SDR Radio, Testers and Measurement devices, Astronomy products,  Audio Amplifer and Decoders","version":"1.0","type":"link"}