Robot moving base

Abstract

The utility model belongs to the technical field of robot bases, and particularly relates to a robot moving base which comprises a lower base. A damping assembly is arranged at the bottom of the lower base; the bottom of the damping assembly is fixedly connected with moving wheels. The side face of the moving wheel is fixedly connected with a first fixing plate. A support arm is hinged to the other end of the first fixing plate; a second fixing plate is hinged to the other end of the support arm; a third fixing plate is hinged to the side face, away from the supporting arm, of the second fixing plate. According to the step, through the arrangement of the lower base, the moving wheels, a first fixing plate, a supporting arm, a second fixing plate, a third fixing plate, a first spring and a scraping plate, mud or foreign matter attached to the wheels of the moving wheels is scraped off, the cleanliness of the surfaces of the wheels of the moving wheels is improved, and the situation that the base jolts when moving due to the fact that the wheels of the moving wheels adhere to the mud or foreign matter is reduced; the stability of the robot base during moving is improved, and the possibility of toppling is reduced.

Description

Technical Field

[0001] The utility model belongs to the technical field of robot bases, in particular to a robot mobile base. Background Art

[0002] The robot base is an important part of the robot. The base provides a stable foundation for the entire robot and ensures that the robot can operate normally in different environments and applications.

[0003] The mobile base in the robot base is a device that enables the robot to move, providing the robot with mobility, navigation positioning, stability, expandability and other functions. In terms of mobility, the robot base enables the robot to move autonomously, so that the application scenarios of the robot are expanded. On some unpaved roads, the wheels of the robot base may stick to mud or foreign objects when it moves, causing the base to become bumpy and unstable when moving, which may cause the robot to tilt and fall.

[0004] To this end, the utility model provides a robot mobile base. Summary of the invention

[0005] In order to make up for the deficiencies of the prior art, at least one technical problem raised in the background technology is solved.

[0006] The utility model solves the technical problem by adopting the following technical solution: a robot mobile base described in the utility model comprises a lower base; a shock absorbing assembly is arranged at the bottom of the lower base; a moving wheel is fixedly connected to the bottom of the shock absorbing assembly; a first fixing plate is fixedly connected to the side of the moving wheel; a support arm is hinged at the other end of the first fixing plate; a second fixing plate is hinged at the other end of the support arm; a third fixing plate is hinged at the side of the second fixing plate away from the support arm; a first spring is arranged in the middle of the third fixing plate; the top of the first spring is fixedly connected to the inside of the third fixing plate; a plurality of groups of the first springs are arranged inside the third fixing plate and are evenly distributed inside the third fixing plate; a scraper is fixedly connected to the other ends of the plurality of groups of the first springs; in this step, mud or foreign matter adhered to the wheels of the moving wheels is scraped off by the arrangement of the lower base, the moving wheels, the first fixing plate, the support arm, the second fixing plate, the third fixing plate, the first spring and the scraper, so as to improve the cleanliness of the surface of the wheels of the moving wheels, reduce the situation that the base is bumpy when moving due to mud or foreign matter adhered to the wheels of the moving wheels, improve the stability of the robot base when moving, and reduce the possibility of tipping.

[0007] Preferably, the second fixed plate is fixedly connected to a bottom portion away from the third fixed plate with a brush; the brushes are arranged in multiple groups at the bottom of the second fixed plate and are evenly distributed at the bottom of the second fixed plate; in this step, mud or foreign matter adhering to the wheels of the moving wheels is swept off by the arrangement of the brushes, thereby improving the cleanliness of the surfaces of the moving wheels and reducing the situation in which foreign matter adhering to the moving wheels causes bumps when the base moves.

[0008] Preferably, the shock absorbing assembly includes a first damper; the top of the first damper is fixedly connected to the bottom of the lower base; multiple groups of the first dampers are arranged at the bottom of the lower base, and are evenly distributed at the four corners of the bottom of the lower base; the bottoms of multiple groups of the first dampers are respectively fixedly connected to the top of the moving wheel; this step reduces the vibration transmitted to the lower base through the setting of the first damper, reduces the damage to the internal electronic components of the robot caused by vibration, and improves the service life.

[0009] Preferably, a second damper is hinged on the top of the lower base; multiple groups of the second dampers are arranged on the top of the lower base and are symmetrically arranged; a third damper is hinged on the other end of the second damper; a pair of the third dampers are hinged on the other ends of the upper base; in this step, through the arrangement of the second damper and the third damper, the vibration generated by the outside or the bottom of the lower base is transmitted upward and weakened through the second damper and the third damper, thereby improving the stability of the device, reducing the damage to the robot parts caused by vibration, and increasing the service life.

[0010] Preferably, a push rod is provided in the middle of the upper base; the push rods are provided in multiple groups in the middle of the upper base and are evenly distributed in the middle of the upper base; a second spring is sleeved on the outer wall of the push rod; the top end of the second spring is fixedly connected to the bottom of the upper base; the bottom end of the second spring is fixedly connected to the bottom end of the push rod; a suction cup is fixedly connected to the top of the push rod; in this step, the robot or other equipment is fixed to the upper base through the setting of the push rod, the second spring and the suction cup, so as to improve stability during placement and reduce the risk of tipping over.

[0011] Preferably, the four corners of the side surface of the lower base are fixedly connected with a third spring; the third springs are arranged in multiple groups at the four corners of the side surface of the lower base, and are symmetrically arranged; the other ends of the multiple groups of third springs are commonly fixedly connected with a protective plate; in this step, the side surface of the lower base is protected by the arrangement of the third spring and the protective plate, thereby reducing the possibility of direct collision of the lower base with external objects.

[0012] The beneficial effects of the utility model are as follows:

[0013] 1. The robot mobile base described in the utility model can scrape off mud or foreign matter adhered to the moving wheels through the arrangement of the lower base, moving wheels, the first fixed plate, the support arm, the second fixed plate, the third fixed plate, the first spring, and the scraper, thereby improving the cleanliness of the surface of the moving wheels, reducing the situation where the base is bumpy when moving due to mud or foreign matter adhered to the moving wheels, improving the stability of the robot base when moving, and reducing the possibility of tipping over.

[0014] 2. The robot mobile base described in the utility model can sweep away mud or foreign matter adhering to the moving wheels through the setting of the brush, thereby improving the cleanliness of the surface of the moving wheels and reducing the situation where foreign matter adheres to the moving wheels and causes bumps when the base moves. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The utility model will be further described below in conjunction with the accompanying drawings.

[0016] Figure 1 It is a three-dimensional diagram of the utility model;

[0017] Figure 2 This is a schematic diagram of the structure of the scraper and the moving wheel in the utility model;

[0018] Figure 3 It is a schematic diagram of the structure of the cooperation between the top rod and the upper base in the utility model;

[0019] Figure 4 It is a schematic diagram of the structure of the scraper and the third fixing plate in the utility model;

[0020] In the figure: 1, lower base; 11, moving wheel; 12, first fixed plate; 13, support arm; 14, second fixed plate; 15, third fixed plate; 16, first spring; 17, scraper; 2, brush; 3, first damper; 4, second damper; 41, third damper; 42, upper base; 5, push rod; 51, second spring; 52, suction cup; 6, third spring; 61, protective plate. DETAILED DESCRIPTION

[0021] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0022] like Figure 1 , Figure 2 and Figure 4As shown, a robot mobile base described in an embodiment of the utility model includes a lower base 1; a shock absorbing assembly is arranged at the bottom of the lower base 1; a moving wheel 11 is fixedly connected to the bottom of the shock absorbing assembly; a first fixing plate 12 is fixedly connected to the side of the moving wheel 11; the other end of the first fixing plate 12 is hinged with a support arm 13; the other end of the support arm 13 is hinged with a second fixing plate 14; a third fixing plate 15 is hinged on the side of the second fixing plate 14 away from the support arm 13; a first spring 16 is arranged in the middle of the third fixing plate 15; the top of the first spring 16 is fixedly connected to the inside of the third fixing plate 15; a plurality of groups of the first springs 16 are arranged inside the third fixing plate 15, and are evenly distributed inside the third fixing plate 15; a plurality of groups of the first springs 16 The other end is fixedly connected with a scraper 17; during operation, when the lower base 1 is moved by the moving wheel 11, the angles of the support arm 13, the second fixed plate 14, and the third fixed plate 15 are adjusted to make the scraper 17 contact with the wheel of the moving wheel 11, and the mud or foreign matter adhering to the wheel of the moving wheel 11 is scraped off; this step scrapes off the mud or foreign matter adhering to the wheel of the moving wheel 11 through the arrangement of the lower base 1, the moving wheel 11, the first fixed plate 12, the support arm 13, the second fixed plate 14, the third fixed plate 15, the first spring 16, and the scraper 17, thereby improving the cleanliness of the surface of the moving wheel 11, reducing the situation where the base is bumpy during movement due to mud or foreign matter adhering to the wheel of the moving wheel 11, improving the stability of the robot base during movement, and reducing the possibility of tipping over.

[0023] like Figure 2 and Figure 4 As shown, the second fixed plate 14 is fixedly connected to the bottom away from the third fixed plate 15 with a brush 2; the brushes 2 are arranged in multiple groups at the bottom of the second fixed plate 14 and are evenly distributed at the bottom of the second fixed plate 14; during operation, when the angle of the second fixed plate 14 is adjusted, the brush 2 contacts the moving wheel 11 and sweeps off the mud or foreign matter adhered to the moving wheel 11; in this step, the mud or foreign matter adhered to the moving wheel 11 is swept off by the setting of the brush 2, thereby improving the cleanliness of the surface of the moving wheel 11 and reducing the situation in which foreign matter adheres to the moving wheel 11 and causes the base to shake when moving.

[0024] like Figure 1As shown, the shock absorbing assembly includes a first damper 3; the top of the first damper 3 is fixedly connected to the bottom of the lower base 1; multiple groups of the first dampers 3 are arranged at the bottom of the lower base 1, and are evenly distributed at the four corners of the bottom of the lower base 1; the bottoms of multiple groups of the first dampers 3 are respectively fixedly connected to the tops of the moving wheels 11; during operation, when the lower base 1 moves through the moving wheels 11, the first damper 3 weakens the vibration generated by the outside world or the moving wheels 11, and reduces the vibration transmitted to the lower base 1; this step reduces the vibration transmitted to the lower base 1 through the setting of the first damper 3, reduces the damage to the internal electronic components of the robot caused by the vibration, and improves the service life.

[0025] like Figure 1 As shown, the top of the lower base 1 is hinged with a second damper 4; the second damper 4 is arranged in multiple groups on the top of the lower base 1 and is symmetrically arranged; the other end of the second damper 4 is hinged with a third damper 41; the other ends of a pair of the third dampers 41 are commonly hinged with an upper base 42; during operation, when the base moves, the vibration transmitted from the outside or the bottom of the lower base 1 is weakened by the second damper 4 and the third damper 41; this step is to weaken the vibration generated from the outside or the bottom of the lower base 1 when it is transmitted upward through the second damper 4 and the third damper 41 through the setting of the second damper 4 and the third damper 41, thereby improving the stability of the device, reducing the damage to the robot parts caused by vibration, and improving the service life.

[0026] like Figure 3 As shown, a push rod 5 is provided in the middle of the upper base 42; multiple groups of push rods 5 are provided in the middle of the upper base 42 and are evenly distributed in the middle of the upper base 42; a second spring 51 is sleeved on the outer wall of the push rod 5; the top of the second spring 51 is fixedly connected to the bottom of the upper base 42; the bottom of the second spring 51 is fixedly connected to the bottom of the push rod 5; a suction cup 52 is fixedly connected to the top of the push rod 5; during operation, when the robot or other equipment is placed on the upper base 42, the suction cup 52 contacts and adsorbs its bottom to improve the stability during placement, and the suction cup 52 drives the push rod 5 to stretch the second spring 51 downward. After the robot or other equipment is removed, the second spring 51 drives the push rod 5 and the suction cup 52 to reset; in this step, the robot or other equipment is fixed on the upper base 42 through the setting of the push rod 5, the second spring 51 and the suction cup 52, so as to improve the stability during placement and reduce the risk of tipping.

[0027] like Figure 1As shown, the four corners of the side of the lower base 1 are fixedly connected with the third spring 6; the third spring 6 is arranged in multiple groups at the four corners of the side of the lower base 1, and is symmetrically arranged; the other ends of the multiple groups of third springs 6 are commonly fixedly connected with a protective plate 61; during operation, the four corners of the lower base 1 are provided with the third spring 6 and the protective plate 61 to reduce the possibility of external objects directly colliding with the lower base 1; in this step, the side of the lower base 1 is protected by the arrangement of the third spring 6 and the protective plate 61 to reduce the possibility of external objects directly colliding with the lower base 1.

[0028] like Figure 4 As shown, the first spring 16 connects the scraper 17 and the third fixed plate 15; during operation, the first spring 16 pushes the scraper 17 to move toward the moving wheel 11, so that the scraper 17 maintains contact with the moving wheel 11, thereby improving the scraping ability of the scraper 17.

[0029] During operation, when the lower base 1 is moved by the moving wheel 11, the angles of the support arm 13, the second fixed plate 14, and the third fixed plate 15 are adjusted, and the scraper 17 is brought into contact with the wheel of the moving wheel 11 to scrape off the mud or foreign matter adhering to the wheel of the moving wheel 11; when the angle of the second fixed plate 14 is adjusted, the brush 2 is brought into contact with the wheel of the moving wheel 11 to sweep off the mud or foreign matter adhering to the wheel of the moving wheel 11; when the lower base 1 is moved by the moving wheel 11, the first damper 3 weakens the vibration generated by the outside world or the moving wheel 11, thereby reducing the vibration transmitted to the lower base The upper base 42 is provided with a third spring 51 and a third spring 61, and the fourth spring 62 is provided with a third spring 63 and a protective plate 61, so as to reduce the possibility of direct collision between the lower base 1 and the external objects.

[0030] The above shows and describes the basic principles, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principles of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A robot mobile base, comprising a lower base (1); Features: A shock absorbing assembly is provided at the bottom of the lower base (1); a moving wheel (11) is fixedly connected to the bottom of the shock absorbing assembly; a first fixing plate (12) is fixedly connected to the side of the moving wheel (11); the other end of the first fixing plate (12) is hingedly connected to a support arm (13); the other end of the support arm (13) is hingedly connected to a second fixing plate (14); a third fixing plate (15) is hingedly connected to the side of the second fixing plate (14) away from the support arm (13); a first spring (16) is provided in the middle of the third fixing plate (15); the top of the first spring (16) is fixedly connected to the inside of the third fixing plate (15); a plurality of groups of the first springs (16) are provided inside the third fixing plate (15) and are evenly distributed inside the third fixing plate (15); the other ends of the plurality of groups of the first springs (16) are commonly fixedly connected to a scraper (17).

2. A robot mobile base according to claim 1, Features: A brush (2) is fixedly connected to the bottom of the second fixing plate (14) away from the third fixing plate (15); a plurality of groups of the brushes (2) are arranged at the bottom of the second fixing plate (14) and are evenly distributed at the bottom of the second fixing plate (14).

3. A robot mobile base according to claim 2, Features: The shock absorbing assembly comprises a first damper (3); the top of the first damper (3) is fixedly connected to the bottom of the lower base (1); multiple groups of the first dampers (3) are arranged at the bottom of the lower base (1) and are evenly distributed at the four corners of the bottom of the lower base (1); the bottoms of the multiple groups of the first dampers (3) are respectively fixedly connected to the top of the moving wheel (11).

4. A robot mobile base according to claim 3, Features: A second damper (4) is hingedly connected to the top of the lower base (1); a plurality of groups of the second dampers (4) are arranged on the top of the lower base (1) and are symmetrically arranged; a third damper (41) is hingedly connected to the other end of the second damper (4); and the other ends of a pair of the third dampers (41) are hingedly connected to an upper base (42) together.

5. A robot mobile base according to claim 4, Features: A push rod (5) is arranged in the middle of the upper base (42); a plurality of push rods (5) are arranged in the middle of the upper base (42) and are evenly distributed in the middle of the upper base (42); a second spring (51) is sleeved on the outer wall of the push rod (5); the top end of the second spring (51) is fixedly connected to the bottom of the upper base (42); the bottom end of the second spring (51) is fixedly connected to the bottom end of the push rod (5); and a suction cup (52) is fixedly connected to the top of the push rod (5).

6. A robot mobile base according to claim 5, Features: The four corners of the side of the lower base (1) are all fixedly connected to third springs (6); multiple groups of the third springs (6) are arranged at the four corners of the side of the lower base (1) and are symmetrically arranged; the other ends of the multiple groups of the third springs (6) are commonly fixedly connected to a protective plate (61).

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