Modular linear guide rail for single-axis robot
By using a modular linear guide design and components such as aluminum covers and oil scrapers, the problems of contaminants and insufficient lubrication in traditional linear guide systems are solved, resulting in a high-precision, low-wear, and long-life linear guide system.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-05-30
- Publication Date
- 2026-03-20
AI Technical Summary
Traditional linear guide systems have limitations in terms of accuracy, load capacity, durability, and ease of maintenance. They are susceptible to contaminants and lack effective lubrication solutions, leading to increased wear and shortened service life.
The modular linear guide design includes components such as slide rails, ball screws, sliders, motor mounts, aluminum covers, oil scrapers, and dustproof sheets, providing appearance protection, dust prevention, and lubrication management to ensure smooth slider operation and good lubrication.
It improves the accuracy and durability of linear guides, reduces friction and wear, extends service life, and lowers maintenance costs.
Smart Images
Figure CN224017659U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to linear guide rail technical field especially relates to a modular linear guide rail for single -shaft robot. BACKGROUND
[0002] With the rapid development of automation technology and precision manufacturing industry, the demand for high-precision, high-efficiency single -shaft robot is increasing, and the traditional linear guide rail system has certain limitations in precision, bearing capacity, durability and maintenance convenience, etc.
[0003] Firstly, part linear guide rail system lacks effective self -protection mechanism, is easily affected by dust, particle and other external pollutants, leads to wear aggravation, needs frequent cleaning and maintenance, increases use cost;
[0004] Secondly, some linear guide rail systems do not have good lubrication solution, leading to increased friction, not only reduces the efficiency, but also shortens the service life. UTILITY MODEL CONTENTS
[0005] The utility model relates to a modular linear guide rail for single -shaft robot.
[0006] In order to realize the above -mentioned purpose, the utility model adopts the following technical scheme:
[0007] A kind of modular linear guide rail for single -shaft robot, including slide rail, slide rail is equipped with ball screw and sliding block, further comprising:
[0008] Motor seat, fixedly connected at one end of slide rail;
[0009] Motor connecting flange, detachably connected at the free end of motor seat;
[0010] Tail seat, fixedly connected at the other end of slide rail;
[0011] Fixed platform, for U-shaped structure, fixedly connected at the top of sliding block;
[0012] Aluminum cover, for inverted U-shaped structure, cooperate with fixed platform, and aluminum cover both ends are fixedly connected with motor seat and tail seat;
[0013] Oil scraping sheet, fixedly connected at both ends of sliding block, oil scraping sheet and slide rail slidingly cooperate, the ball screw passes through oil scraping sheet;
[0014] Limit switch, fixedly arranged at both ends of slide rail;
[0015] Trigger plate, fixedly connected at the bottom side of fixed platform, and adapted with limit switch;
[0016] The cross section of the sliding block is U-shaped.
[0017] As a further description of the above technical solution:
[0018] The sliding block is fixedly connected with dustproof sheets on both sides, which are matched with the slide rails.
[0019] As a further description of the above technical solution:
[0020] The oil nozzle is fixedly connected with the oil scraping sheet and communicates with the connecting position of the sliding block and the ball screw.
[0021] As a further description of the above technical solution:
[0022] The top of the fixed table is provided with grooves matched with vertical ends on both sides of the aluminum cover.
[0023] As a further description of the above technical solution:
[0024] The oil scraping sheet is fixedly connected with the stopper on both sides.
[0025] As a further description of the above technical solution:
[0026] The aluminum cover is replaced by the telescopic sheath, and the fixed table is connected with the motor seat and the tailstock on the corresponding side through the telescopic sheath.
[0027] As described above, due to the adoption of the above technical solution, the beneficial effects of the utility model are:
[0028] 1、In the utility model, the aluminum cover is fixedly connected with the motor seat and the tailstock at both ends, which provides good appearance protection and can effectively prevent dust and other impurities from entering the linear slide rail, affecting the precision; the sliding block is fixedly connected with the dustproof sheets matched with the slide rails on both sides, the dustproof sheets are tightly matched with the slide rails, further preventing dust, particles and other pollutants from entering the linear slide rail, affecting the smooth operation of the sliding block.
[0029] 2、In the utility model, the oil nozzle is arranged to facilitate the addition of lubricating oil to the ball screw and the contact surface of the sliding block, ensuring good lubrication of the linear slide rail and reducing friction and wear; the oil scraping sheet ensures that the dirt on the surface of the slide rail is removed during the movement of the sliding block, and at the same time, ensures the existence of a proper lubricating oil film, reduces friction and prolongs the service life. BRIEF DESCRIPTION OF DRAWINGS
[0030] Figure 1 A first structural schematic view of a modular linear guide rail for a single-axis robot is shown according to the embodiment of the utility model;
[0031] Figure 2The internal structure schematic diagram of the modular linear guide rail for the single-shaft robot is shown.
[0032] Figure 3 The internal structure schematic diagram of the modular linear guide rail for the single-shaft robot is shown. Figure 2 The enlarged schematic view at A in the figure is shown.
[0033] Figure 4 The front view schematic diagram of the slide rail is shown.
[0034] Figure 5 The second structure schematic diagram of the modular linear guide rail for the single-shaft robot is shown.
[0035] Legend:
[0036] 1, slide rail; 2, fixed table; 201, groove; 3, aluminum cover; 4, tailstock; 5, motor seat; 6, motor connecting flange; 7, ball screw; 8, oil scraping piece; 9, oil nozzle; 10, sliding block; 11, dustproof piece; 12, stop block; 13, telescopic protective sleeve; 14, limit switch; 15, trigger plate. DETAILED DESCRIPTION
[0037] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.
[0038] Embodiment one
[0039] Please refer to Figures 1-5The utility model provides a technical scheme: a modular linear guide rail for single shaft robot, including slide rail 1, the ball screw 7 and sliding block 10 are assembled to slide rail 1, drive ball screw 7 rotates, sliding block 10 will carry out linear movement along slide rail 1, the section of sliding block 10 is U-shaped, increases structural strength and is helpful to keep the stability of sliding block 10 on slide rail 1, still include: motor seat 5 fixed connection is in one end of slide rail 1, motor connection flange 6 can be detachably connected in the free end of motor seat 5, motor is connected with motor seat 5 through motor connection flange 6, can lock solid on single shaft robot with different types of motor, tailstock 4 fixed connection is in the other end of slide rail 1, fixed platform 2 is U-shaped structure, fixed connection is in the top of sliding block 10, is used for installing other equipment or workpiece of linear motion requirement, aluminium cover 3 is inverted U-shaped structure, the recess 201 of cooperation with the vertical end of both sides of aluminium cover 3 is set up in the top of fixed platform 2, and aluminium cover 3 both ends are fixedly connected with motor seat 5 and tailstock 4, provide good appearance protection, can also effectively prevent dust and other impurities from entering the inside of linear guide rail, influence precision, oil scraper 8 fixed connection is in the both ends of sliding block 10, and oil scraper 8 is slidably connected with slide rail 1, ball screw 7 passes through oil scraper 8, ensure that the dirt on the surface of slide rail 1 can be removed during the movement of sliding block 10, while ensuring the existence of appropriate lubricating oil film, reduce friction and prolong service life, limit switch 14 is fixedly arranged in both ends of slide rail 1, trigger plate 15 is fixedly connected in the bottom side of fixed platform 2, and is matched with limit switch 14, when sliding block 10 moves to the limit position of stroke, trigger plate 15 will touch the corresponding limit switch 14, thereby stopping motor operation or changing motor direction, avoid the damage caused by excessive movement.
[0040] In the embodiment one, as shown in the figure, Figure 1 The limit switch 14 is provided with three groups, which provides positioning, starting origin and safety limit for preventing the sliding block 10 from exceeding the stroke.
[0041] Further, in the embodiment one, the return system between the slide rail 1 and the sliding block 10 adopts the design of 2-column Gothic tooth type for the contact surface between the ball and the bead groove, which has the characteristic of 45-degree contact angle, so that the single shaft robot can bear the load in four directions.
[0042] Specifically, as shown in the figure, Figure 3 The dustproof sheet 11 is fixedly connected on both sides of the sliding block 10 and matched with the slide rail 1, which further prevents dust, particles and other pollutants from entering the inside of the linear guide rail and affecting the smooth operation of the sliding block 10.
[0043] Specifically, as shown in the figure, Figure 3 The oil nozzle 9 is fixedly connected with the connection position of the sliding block 10 and the ball screw 7, which facilitates the addition of lubricating oil to the contact surface of the ball screw 7 and the sliding block 10, ensures the good lubrication of the linear guide rail, and reduces the friction and wear.
[0044] Specifically, as shown in Figure 3 The oil scraping piece 8 is fixedly connected with the stopper 12 on both sides, which helps to keep the position of the oil scraping piece 8 stable.
[0045] The linear slide rail not only realizes high-precision linear motion, but also improves the protection performance and lubrication management of the system by adding the dustproof sheet 11, the oil nozzle 9, the stopper 12 and using the telescopic sheath 13, thereby ensuring efficient operation and long service life of the equipment.
[0046] Embodiment one
[0047] Different from the embodiment one, as shown in Figure 5 The telescopic sheath 13 is used instead of the aluminum cover 3, the fixed table 2 is connected with the motor seat 5 and the tail seat 4 on the corresponding side through the telescopic sheath 13 on both sides, the bottom end of the telescopic sheath 13 is connected with the slide rail 1, the telescopic sheath 13 covers the entire slide rail 1 and the sliding block 10, and provides more comprehensive protection, and at the same time, the telescopic sheath 13 adapts to the reciprocating motion of the sliding block 10 without limitation.
[0048] Working principle: in use, the motor is connected with the motor seat 5 through the motor connecting flange 6, different types of motors can be locked on the single-axis robot, the motor drives the ball screw 7 to rotate, and the sliding block 10 moves linearly along the slide rail 1.
[0049] The above is only a preferred specific embodiment of the present application, but the protection scope of the present application is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.
Claims
1. A modular linear guide for a single-axis robot, comprising a slide rail (1), the slide rail (1) being equipped with a ball screw (7) and a slider (10), characterized in that, Also includes: Motor mount (5) is fixedly connected to one end of slide rail (1); The motor connection flange (6) is detachably connected to the free end of the motor base (5); Tailstock (4) is fixedly connected to the other end of slide rail (1); The fixed platform (2) is a U-shaped structure and is fixedly connected to the top of the slider (10); The aluminum cover (3) has an inverted U-shaped structure and is fitted with the fixed platform (2). The two ends of the aluminum cover (3) are fixedly connected to the motor seat (5) and the tail seat (4) respectively. The oil scraper (8) is fixedly connected to both ends of the slider (10). The oil scraper (8) is slidably engaged with the slide rail (1). The ball screw (7) passes through the oil scraper (8). Limit switches (14) are fixedly installed at both ends of the slide rail (1); The trigger plate (15) is fixedly connected to the bottom side of the fixed platform (2) and is compatible with the limit switch (14); The cross-section of the slider (10) is U-shaped.
2. The modular linear guide for a single-axis robot according to claim 1, characterized in that, Dustproof plates (11) that cooperate with slide rail (1) are fixedly connected to both sides of the slider (10).
3. A modular linear guide for a single-axis robot according to claim 2, characterized in that, The scraper blade (8) is fixedly connected to an oil nozzle (9) that is connected to the connection between the slider (10) and the ball screw (7).
4. A modular linear guide for a single-axis robot according to claim 3, characterized in that, The top of the fixed platform (2) is provided with grooves (201) that cooperate with the vertical ends on both sides of the aluminum cover (3).
5. A modular linear guide for a single-axis robot according to claim 4, characterized in that, The oil scraper (8) has baffles (12) fixedly connected to both sides.
6. A modular linear guide for a single-axis robot according to claim 5, characterized in that, The aluminum cover (3) is replaced by a telescopic sleeve (13). The two sides of the fixed platform (2) are connected to the motor seat (5) and tail seat (4) on the corresponding sides through the telescopic sleeve (13). The bottom end of the telescopic sleeve (13) is connected to the slide rail (1).