Single Axis Robot Telescopic Cover for Easy Maintenance
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Conventional single axis robots require the removal of the cover on the saddle side for replacing the ball screw or linear guides, making the process cumbersome and inconvenient.
Innovation Solution
A single axis robot design featuring a telescopic cover that allows easy replacement of the ball screw or linear guide by incorporating a housing with a base plate, support plates, linear guides, a slider, a driving device, and a telescopic cover that suppresses the entry of cleaning liquid and foreign matter into the housing.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of repair
If a conventional fixed cover is used to protect the housing, then the housing is protected from contamination, but the ball screw or linear guide cannot be easily replaced
Solution Approach 1:
The cover is designed to be movable rather than fixed, allowing it to expand and retract. This dynamic structure enables the cover to open sufficiently for easy replacement of the ball screw or linear guide, while still providing protection when closed, thus resolving the contradiction between ease of repair and device complexity
Solution Approach 2:
The cover is divided into a fixed portion and a movable portion that can independently move relative to each other. This segmentation allows the movable portion to open for maintenance access while the fixed portion remains in place to maintain structural integrity and protection, solving the contradiction between ease of repair and device complexity
2Ease of repair
If the cover is removed to replace components, then the ball screw or linear guide can be replaced, but the housing becomes exposed to contamination
Solution Approach 1:
The movable cover portion can be opened only when needed for replacement and automatically returns to the closed protective position after maintenance. This dynamic operation ensures the housing remains protected from contamination during normal operation while allowing easy access when required
Solution Approach 2:
The telescopic cover acts as an intermediary barrier between the housing interior and the external environment. It can be retracted to allow component replacement while maintaining a protective presence, and then restored to prevent contamination, thus mediating between the needs of maintenance access and contamination protection
3Ease of repair
If a telescopic cover is used to allow easy replacement, then the ball screw or linear guide can be easily replaced, but the cover structure becomes more complex
Solution Approach 1:
The cover incorporates a telescopic mechanism with a fixed portion and a movable portion that can extend and retract along the housing. This dynamic design enables easy access for component replacement while maintaining a relatively simple overall structure that does not significantly increase device complexity
Solution Approach 2:
The movable cover portion is designed to nest within or alongside the fixed cover portion when retracted. This nesting arrangement minimizes the space required for the telescopic mechanism and keeps the overall structure compact, reducing the increase in device complexity while still enabling easy replacement of components
Data Source
Figure 1
Figure 2
Figure 3
AI summary
A single- axis robot in which a ball screw or a linear guide can be easily replaced is provided. A single axis robot, includes: a housing (2) including, on a first side, a base plate (11) having a first saddle hole (5); a support plate (3) arranged in a second side of the housing (2); a linear guide (4) arranged inside the housing (2) along the base plate (11), the linear guide (4) extending along the first saddle hole (5); a slider (6) arranged inside the housing (2) on the linear guide (4), the slider (6) configured to slide along the linear guide (4); a saddle (7) arranged on the first side of the slider (6) to protrude to an outside of the housing (2) through the first saddle hole (5); a driving device (8) arranged on the second side of the slider (6) to drive the slider (6); and a telescopic cover (9) arranged outside the housing (2) between the base plate (11) and the saddle (7).