JAKA Zu7 Collaborative Robotic Arm (Manipulator)
7kg / 819mm
JAKA Zu7 Specifications
JAKA Zu7 collaborative robot, rated load 7kg, reach 819mm, 6 axes.
JAKA Zu Series Collaborative Robots · Series technical features
3-35kg · Integrated Joints · Drag and drag him to instruct
Integrated joint modules, easy to assemble and disassemble.
Supports graphical programming and drag-and-drop teaching; the teach pendant can be selected as PC, tablet, or phone.
Complies with ISO/TS 15066 collaborative safety certification, with torque feedback for collision detection.
There are 8 models ranging from 3kg light load assembly to 35kg palletizing and handling.
JAKA Zu Series Collaborative Robots · Other models in the same series
Compare load and reach to choose the model that best suits your process.
JAKA Zu7 model positioning and working condition adaptation
JAKA Zu7 It belongs to the JAKA Robot collaborative robot model, with a rated load of 7kg, a motion radius of 819mm, and a repeatability of ±0.02mm. The technical foundation of the JAKA robot is that of a mainstream collaborative robot brand: wireless teaching and drag-and-drop programming are easy to use, and the all-in-one small control cabinet is flexible in deployment; The control platform is CAB 7, with a program ecosystem of graphical drag-and-drop programming + Lua scripts, and wireless teaching.
From the perspective of working condition adaptation, typical applications for light load (7kg) positioning are:Machine tool loading and unloading, 3C assembly, inspection, and handling of small and medium-sized parts。 The medium arm reach (819mm) meets the needs of conventional workstations, with flexible single-station layout. ± 0.02mm repeatability is the standard level for six-axis industrial robots, covering the vast majority of welding operations, handling, palletizing, and loading and unloading operations. The end fixture is counted as a load from the most important point—the total of gripper + workpiece + sensor should not exceed 80% of the rated value. Workpieces with high inertia (long rod/uneven load) should be checked separately.
| Parameters | Engineering interpretation and usage recommendations |
|---|---|
| Rated load 7kg | It is recommended to reserve a load margin of 20%–30%; Verification is made by combining end self-weight + workpiece + imbalanced load inertia, especially sensitive to high-speed conditions |
| Movement radius 819mm | Determine the radius of the workcell layout: bins, tooling, and fences are bounded by maximum arm span + safety distance; Verify the accessibility of each pick-and-place point during cross-station service |
| Repeatability: ±0.02mm | Repeatability ≠ absolute accuracy: Precision assembly requires external measurement closed-loop or visual guidance; Long-term accuracy trends rely on annual retest management |
| Protection rating: IP54 | Suitable for standard workshop environments; Dusty and moisture-prone workstations require additional protective kits or positive pressure protection |
| Main body weight: 22kg | Installation base and foundation load-bearing check based on weight + dynamic load; Floor slab installation requires structural calculation, with heavy-duty models serving as independent foundations |
| Controller CAB 7 | Decide on the process ecosystem, spare parts channels, and second-hand residual value; Currently, spare parts channels are smooth, and repair and upgrade paths are mature |
Control systems and common failure modes
JAKA Zu7 comes with the CAB7 controller, with a programming language and development environment of graphical drag-and-drop programming + Lua scripts, and wireless teaching. Maintenance of this generation of control platforms focuses on three basic components: power, storage, and cooling—most "sudden downtime" can be detected in advance when preventive maintenance is in place.
| Failure mode | Typical performance | Disposal recommendations |
|---|---|---|
| Joint module failure | Joint module failure (encoder or driver malfunction of the integrated joint) | Included as a mandatory inspection item for annual maintenance, with spare parts stocked in advance |
| The wireless teach pendant connection is unstable or battery degradation | The wireless teach pendant connection is unstable or battery degradation | Initial interpretation of alarm codes by reference with manuals, remote diagnosis allows for early positioning |
| Collision detection is falsely triggered | Collision detection false trigger (sensitivity needs to be optimized according to operating conditions) | Daily inspection coverage, with abnormal trends (abnormal noises/temperature rise/errors) recorded |
| Terminal IO communication malfunction | Terminal IO communication malfunction | Quarterly dust removal maintenance and cabinet temperature monitoring |
| Maintenance projects | Cycle recommendations | Key points |
|---|---|---|
| Joint module condition monitoring (temperature/noise/accuracy trends) | According to the manufacturer's manual cycle | Joint module condition monitoring (temperature/noise/accuracy trends) |
| Wireless teach pendant battery and firmware management | According to the manufacturer's manual cycle | Wireless teach pendant battery and firmware management |
| Quarterly review of collision detection parameters | Quarterly | Quarterly review of collision detection parameters |
| Cable and drag chain inspection | every six months | Insulation, shielding, and bending radius inspection of power and encoder lines, as well as wear of cables inside the drag chain, are the main causes of intermittent faults |
| Zero point and accuracy retest | Every year | Repeatability measured by dial gauges or laser trackers, drift trend digitization—accuracy degradation can be seen six months in advance |
| Control cabinet dust removal and fans | Every quarter | Filter cleaning, fan speed and noise checks, cabinet temperature recording; Dust environments shorten the cycle |
Henghuan's service capabilities for JAKA Zu7
This site is a third-party robotics technology service provider. The eight major business supports related to the JAKA Zu7 are as follows (sorted by service frequency for each model):
- Maintenance and repair: For JAKA Zu7's on-site diagnostics, board-level repairs, and annual maintenance contracts—joint module condition monitoring (temperature/noise/accuracy trends), we follow SOPs and respond to Sichuan-Chongqing on the same day.
- Used & in-stock robot sales: As second-hand collaborative devices are increasing, pay attention to verifying joint repair history and software licenses; JAKA Zu7 or equivalent models come with a full-function test report and a 12-month warranty.
- Sales of new industrial robots: When adding new production lines or replacing entire batches, we conduct cross-brand selection comparisons based on process requirements (including models of the same level as JAKA robots), and provide configuration and quotation plans.
- Applied technology services: JAKA Zu7's process programming, trajectory optimization, tap time potential, and mold-change formula management are tailored for machine tool loading and unloading, 3C assembly, inspection, and small and medium parts handling conditions.
- Research and development of automation equipment: Custom fixture ends, peripheral tooling, and safety fences for JAKA Zu7, with interfaces designed according to JAKA robot flange and IO standards.
- Robot rental: For short-term capacity or process validation periods, you can rent JAKA Zu7 models in stock at the same level as the JAKA Zu7, including transportation, installation, and commissioning, with flexible rental periods and the option to switch to repurchasing.
Common issues with this device
Is it easy to find spare parts for JAKA Zu7?
JAKA Robot: Spare parts channels for this generation are smooth, with regular parts such as drivers, power modules, batteries, and teach pendant components available in stock or short-cycle channels; It is recommended to configure consumables for joint module condition monitoring (temperature/noise/accuracy trends) according to the annual maintenance contract.
With a nominal load of 7kg, how much can it actually handle?
The rated load is the static load limit of the flange surface. In actual selection, three factors must be considered: the self-weight of the end fixture (vacuum suction cup groups or grippers often account for 2–5kg), the inertia generated by the workpiece offload (checked according to the inertia ratio when the center of gravity deviates from the flange center), and the dynamic load during high-speed movement. The conventional engineering practice is to keep the "end + workpiece" within 70%–80% of the rated value to ensure cycle time and service life.
If the equipment's accuracy deteriorates after several years of use, how can it be restored?
According to the inspection order: first check whether the zero point is drifting (common after collision or battery depletion), then perform zero calibration; Check the reducer's return error (actual measurement of forward and reverse positioning deviation; if exceeded, disassemble or replace); Then check the installation base fastening and foundation settlement; Finally, trajectory compensation parameter restructuring. Most accuracy issues can be mostly restored after calibration and maintenance, so there is no need to rush into major repairs—we first release the inspection data before deciding on the plan.
Is the used JAKA Zu7 worth buying?
As second-hand collaborative devices continue to grow, pay attention to verifying joint repair history and software licenses. Three essential items for second-hand procurement: comprehensive inspection reports (axial accuracy, driver status, insulation and battery), maintenance history and operating hours, controller generation, and software license integrity. Every used machine we sell comes with inspection records and a 12-month warranty, and we can also accept third-party inspections designated by customers.
Need technical support or procurement for this model?
Whether it's model selection comparison, installation and commissioning, or maintenance of in-use equipment, you can contact Henghuan. Tell us about your processes, loads, and equipment status, and we will provide third-party technical support and solution recommendations.
Contact Henghuan Back to the full series