一种可伸缩式机器人真空机械手

By designing an adjustment and lifting mechanism for a retractable robotic vacuum manipulator, the problem of the inability to adjust the angle and length when gripping irregularly shaped objects was solved, achieving stable adsorption and flexible adjustment, thus improving production efficiency and safety.

CN224509719UActive Publication Date: 2026-07-17HEFEI SEMEK INTELLIGENT TECHNOLOGY CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
HEFEI SEMEK INTELLIGENT TECHNOLOGY CO LTD
Filing Date
2025-08-29
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

When existing vacuum robotic arms grasp trapezoidal or other irregularly shaped objects, the suction cup angle is fixed and the length cannot be adjusted, which makes the objects easy to fall off. This makes it impossible to directly grasp objects from a distance, increasing production costs and extending the production cycle.

Method used

A retractable robotic vacuum manipulator was designed. Through the cooperation of the adjustment mechanism and the lifting mechanism, the angle and length of the vacuum suction cup can be flexibly adjusted. The angle is stably maintained by the worm gear self-locking structure, and the length can be adjusted by the screw thread connection. Multiple vacuum nozzles and rubber fittings are equipped to enhance stability and flexibility.

Benefits of technology

It effectively prevents items from falling off during handling, reduces production costs, improves production efficiency and safety, simplifies the material transfer process, and reduces safety hazards to equipment and personnel.

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    Figure CN224509719U_ABST
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Abstract

本实用新型公开了一种可伸缩式机器人真空机械手,涉及机器人真空机械手技术领域。本实用新型包括护臂,所述护臂内腔滑动连接有滑动杆,所述滑动杆顶部设置有调节机构,所述护臂内腔固定连接有升降机构。本实用新型调节机构中通过第一电机带动主动锥齿轮转动,主动锥齿轮驱动与之啮合的从动锥齿轮转动,进而使蜗杆旋转,蜗杆带动蜗轮转动,与蜗轮相连的调节块便会随之转动,从而实现真空吸盘角度的灵活调整,相比固定角度的吸盘,能显著增大吸附面积和吸附点数量,即便在搬运过程中出现轻微晃动,也能有效避免木板脱落,这不仅减少了木板因脱落造成的损坏,降低了生产成本,保障了生产的安全性和连续性。
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Claims

1. A telescopic robotic vacuum manipulator comprising an arm (1), characterized in that: The inner cavity of the guard arm (1) is slidably connected to a sliding rod (2), the top of the sliding rod (2) is fixedly connected to an adjustment mechanism (3), and the inner cavity of the guard arm (1) is fixedly connected to a lifting mechanism (4). The adjustment mechanism (3) includes a first motor (301), the bottom of which is fixedly connected to the sliding rod (2). The output end of the first motor (301) is fixedly connected to a driving bevel gear (302). A driven bevel gear (303) meshes with the top side of the driving bevel gear (302). A worm gear (304) is fixedly connected to the inner side of the driven bevel gear (303). Both sides of the worm gear (304) are rotatably connected to the sliding rod (2) through bearings. A worm wheel (305) meshes with the top of the worm gear (304). An adjustment block (306) is fixedly connected to one side of the worm wheel (305). Both sides of the adjustment block (306) are rotatably connected to the sliding rod (2).

2. The telescopic robotic vacuum manipulator of claim 1, wherein: The lifting mechanism (4) includes a mounting plate (401), one side of which is fixedly connected to the guard arm (1), and a second motor (402) is fixedly connected to the top of the mounting plate (401). A lead screw (403) is fixedly connected to the output end of the second motor (402), and the surface of the lead screw (403) is threadedly connected to the sliding rod (2).

3. The telescoping robotic vacuum manipulator of claim 1, wherein: The top of the adjusting block (306) is detachably connected to a vacuum suction cup (5), and both sides of the vacuum suction cup (5) are fixedly connected to pipe fittings (6). One end of the bottom of the pipe fitting (6) is fixedly connected to a vacuum pump (7), and one side of the vacuum pump (7) is fixedly connected to the guard arm (1).

4. A telescoping robotic vacuum manipulator according to claim 3, wherein: The vacuum suction cup (5) is fixedly connected to a vacuum nozzle (8) at its top. The number of vacuum nozzles (8) is multiple and they are arranged in an array.

5. The telescoping robotic vacuum manipulator of claim 3, wherein: Bolts (9) are slidably connected to both sides of the top of the adjusting block (306). The top of the bolts (9) passes through the bottom of the adjusting block (306) and is threadedly connected to the vacuum suction cup (5).

6. The telescoping robotic vacuum manipulator of claim 2, wherein: The inner cavity of the arm guard (1) is fixedly connected to a slide rod (10), and the surface of the slide rod (10) is slidably connected to the slide rod (2).

7. A retractable robotic vacuum manipulator according to claim 1, characterized in that: The sliding rod (2) has limit grooves (11) on both sides of its top. The limit rod (12) is slidably connected to the inner cavity of the limit groove (11). The other side of the limit rod (12) is fixedly connected to the adjusting block (306).

8. The telescoping robotic vacuum manipulator of claim 1, wherein: The sliding rod (2) is provided with a sealing gasket (13), and one side of the sealing gasket (13) is fixedly connected to the guard arm (1).