CN219359519U - A positioning and navigation mechanism for a robot - Google Patents

Abstract

The utility model discloses a positioning and navigation mechanism for a robot, which comprises a first connecting plate, a tensioning mechanism is arranged in the middle of the top of the first connecting plate, and connecting columns are fixedly arranged at four corners of the top of the first connecting plate. The tops of the plurality of connecting columns are all fixedly connected to the bottom of the second connecting plate by bolts, and one side of the top of the second connecting plate is rotatably connected with a driven pulley, and the top of the driven pulley is equipped with a laser navigation radar. In this utility model, a tensioning mechanism is arranged on the first connecting plate, the bidirectional lead screw connected to the support plate in rotation is threadedly connected to the moving screw sleeve, the connecting angle rod connected to the moving screw sleeve is connected to the tensioning wheel in rotation, and the connecting angle rod is connected to the second tensioning wheel. The adjustment long hole opened on the second connecting plate is interspersed and connected, which can make the positioning and navigation mechanism have a tensioning function. The tensioning wheel can act on the transmission belt, thereby avoiding the loosening of the transmission belt after long-term use, ensuring the transmission effect and ensuring positioning and guidance. Institutional use.

Description

A positioning and navigation mechanism for a robot

technical field

The utility model relates to the technical field of navigation devices, in particular to a robot positioning and navigation mechanism.

Background technique

A robot is an intelligent machine that can work semi-autonomously or fully autonomously. It can replace humans to complete dangerous, heavy and complicated work, thereby improving work efficiency and quality. When the robot is working, it needs to be equipped with a positioning and navigation mechanism to provide precise positioning for the robot.

However, there are still some problems in the existing positioning and navigation mechanism:

1. The existing positioning and navigation mechanism does not have a tensioning function. The navigation mechanism needs to be scanned and tested in all directions when it is in use. The transmission belt is prone to loosening after a long time of work, which affects the transmission effect and the use of the positioning and navigation mechanism.

2. The existing positioning and navigation mechanism is inconvenient to install. The positioning and navigation mechanism is installed on the robot and will be installed in different positions of different robots. It is difficult for personnel to adjust the positioning and navigation mechanism, which makes the installation process more complicated.

Utility model content

In order to solve the above problems, the purpose of this utility model is to provide a robot positioning and navigation mechanism to solve the problems raised in the above background technology.

In order to achieve the above object, the utility model proposes a positioning and navigation mechanism for a robot, which includes a first connecting plate, a tensioning mechanism is arranged in the middle of the top of the first connecting plate, and the four sides of the top of the first connecting plate The corners are fixed with connecting columns, and the tops of the plurality of connecting columns are fixedly connected with the bottom of the second connecting plate through bolts, and one side of the top of the second connecting plate is connected with a driven pulley in rotation. A laser navigation radar is installed on the top of the driven pulley;

The tensioning mechanism includes two support plates, and a bidirectional lead screw is rotatably connected between the two support plates through bearings. One end of the bidirectional lead screw is fixedly provided with a hexagonal connecting block, and the two sides of the outer wall of the bidirectional lead screw Each side is threadedly connected with a moving screw sleeve, and one side of each of the moving screw sleeves is fixedly provided with a connecting angle rod, and the top of each of the connecting angle rods is rotatably connected with a tensioning wheel, and the second connecting plate The middle part of the top is provided with a limit opening, and both sides of the inner wall of the limit opening are interspersed with connecting angle rods.

In one example, the other side of the top of the second connecting plate is rotatably connected to a driving pulley, and the driving pulley is connected to the driven pulley through a transmission belt, and a driving assembly is installed on one side of the top of the first connecting plate. , the output end of the drive assembly is fixedly connected to the bottom end of the drive pulley.

In one example, two corners of the bottom end of the first connecting plate are fixed with connecting studs, and the outer wall of each of the connecting studs is screwed with an adjusting screw sleeve.

In one example, the bottom end of each adjusting screw sleeve is rotatably connected to a fixing plate through a bearing, and a plurality of evenly distributed fixing holes are opened on the top end of each fixing plate.

In one example, side plates are fixed on both sides of the bottom end of the first connecting plate, two adjustment slots are opened on one side of the side plates, and the inner walls of the two adjustment slots are inserted through There is an adjustment knob.

In one example, the outer walls of the two adjustment knobs are threadedly connected to two adjustment screw holes provided on one side of the installation angle plate, and a plurality of evenly distributed installation holes are provided on the top of the installation angle plate.

The positioning and navigation mechanism of a robot proposed by the utility model can bring the following beneficial effects:

1. The positioning and navigation mechanism of the robot is provided with a tensioning mechanism on the first connecting plate, the two-way lead screw connected by the rotation of the support plate is threadedly connected with the moving screw sleeve, and the connecting angle rod connected by the moving screw sleeve is connected with the tensioning wheel in rotation , the connecting angle bar is interspersed with the long adjustment hole opened on the second connecting plate, which can make the positioning and navigation mechanism have a tensioning function, and the tensioning wheel can act on the transmission belt, thereby avoiding the loosening of the transmission belt after long-term use, ensuring The transmission effect ensures the use of the positioning and guiding mechanism.

2. The positioning and navigation mechanism of the robot is rotationally connected with the fixed plate through the adjusting screw sleeve connected by the connecting stud, the adjusting long hole opened on the side plate is interspersed with the adjusting knob, and the adjusting knob is threadedly connected with the installation angle plate to make the positioning The installation of the navigation mechanism is more convenient. The personnel can adjust the height and orientation of the fixed plate, and at the same time adjust the height of the installation angle plate. The personnel can adjust according to the installation requirements to ensure that the installation process is simpler.

Description of drawings

The accompanying drawings described here are used to provide a further understanding of the utility model and constitute a part of the utility model. The schematic embodiments of the utility model and their descriptions are used to explain the utility model and do not constitute an improper limitation of the utility model . In the attached picture:

Fig. 1 is the structural representation of the utility model;

Fig. 2 is the structural representation of tension mechanism of the utility model;

3 is a schematic diagram of the connection structure between the laser navigation radar and the transmission belt of the present invention;

Fig. 4 is a schematic diagram of the enlarged structure of the utility model located at A in Fig. 1 .

In the figure: 1, the first connecting plate; 2, the connecting column; 3, the drive assembly; 4, the tensioning mechanism; 401, the supporting plate; 402, the two-way screw; 403, the hexagonal connecting block; , connecting angle rod; 406, tensioner wheel; 5, second connecting plate; 6, driving pulley; 7, driving belt; 8, driven pulley; 9, laser navigation radar; 10, connecting stud; 11, adjusting screw 12. Fixed plate; 13. Side plate; 14. Adjustment slot; 15. Adjustment knob; 16. Mounting angle plate; 17. Limit opening.

Detailed ways

In order to illustrate the overall concept of the present utility model more clearly, the following will be described in detail by way of examples in conjunction with the accompanying drawings.

As shown in Figures 1 to 4, the embodiment of the present utility model proposes a positioning and navigation mechanism for a robot, including a first connecting plate 1, a tensioning mechanism 4 is provided in the middle of the top of the first connecting plate 1, and the first connecting plate 1 The four corners of the top of the plate 1 are fixedly provided with connecting columns 2, and the tops of the plurality of connecting columns 2 are fixedly connected to the bottom of the second connecting plate 5 by bolts, and one side of the top of the second connecting plate 5 is rotationally connected. There is a driven pulley 8, and a laser navigation radar 9 is installed on the top of the driven pulley 8;

Tensioning mechanism 4 comprises two support plates 401, and two-way lead screw 402 is connected by bearing rotation between two support plates 401, and one end of two-way lead screw 402 is fixedly provided with hexagonal connecting block 403, and the both sides of two-way lead screw 402 outer wall There are moving screw sleeves 404 threadedly connected, and one side of each moving screw sleeve 404 is fixedly provided with a connecting angle rod 405, and the top of each connecting angle rod 405 is rotatably connected with a tensioning wheel 406, and the top of the second connecting plate 5 The middle part of the limit opening 17 is provided with a limit opening 17, and the both sides of the limit opening 17 inner wall are interspersed with a connecting angle bar 405, and the other side of the second connecting plate 5 top is rotationally connected with a driving pulley 6, and the driving pulley 6 passes through the transmission belt. 7 is in drive connection with the driven pulley 8, a drive assembly 3 is installed on one side of the top of the first connecting plate 1, and the output end of the drive assembly 3 is fixedly connected with the bottom end of the drive pulley 6.

The two corners of the bottom end of the first connecting plate 1 are fixedly provided with connecting studs 10, and the outer wall of each connecting stud 10 is screwed with an adjusting screw sleeve 11, and the bottom end of each adjusting screw sleeve 11 passes through the bearing. Rotationally connected with fixed plates 12, the top of each fixed plate 12 is provided with a plurality of evenly distributed fixed holes, both sides of the bottom of the first connecting plate 1 are fixed with side plates 13, and one side of the side plates 13 is provided with There are two adjusting long holes 14, the inner walls of the two adjusting long holes 14 are interspersed with adjusting knobs 15, and the outer walls of the two adjusting knobs 15 are threadedly connected with two adjusting screw holes provided on one side of the mounting angle plate 16 respectively. A plurality of evenly distributed installation holes are opened on the top of the installation angle plate 16 .

Working principle: During installation, the personnel can turn the adjusting screw sleeve 11 on the connecting stud 10 to change the position of the fixing plate 12. Orientation, after the personnel loosen the adjustment knob 15, the angle plate 16 can be moved and installed, and the adjustment knob 15 moves in the adjustment long hole 14 provided by the side plate 13, and the adjustment knob 15 can be tightened after the position of the installation angle plate 16 is adjusted. The positioning and navigation mechanism can be installed through the fixing plate 12 and the installation angle plate 16;

The driving assembly 3 drives the driving pulley 6 to rotate, and the driving pulley 6 can drive the driven pulley 8 connected to the laser navigation radar 9 to rotate through the transmission belt 7, thereby ensuring comprehensive scanning and detection. If the transmission belt 7 is loose, personnel can pass through the hexagonal connection block 403 Rotate the two-way lead screw 402 connected to the support plate 401, and then make the two moving screw sleeves 404 away from each other, and the moving screw sleeve 404 drives the connecting angle rod 405 to move in the limit opening 17, so that the two tensioning wheels 406 can be used to drive Belt 7 guarantees the transmission effect of transmission belt 7.

Each embodiment in this specification is described in a progressive manner, the same and similar parts of each embodiment can be referred to each other, and each embodiment focuses on the differences from other embodiments. In particular, for the system embodiment, since it is basically similar to the method embodiment, the description is relatively simple, and for relevant parts, refer to part of the description of the method embodiment.

The above descriptions are only examples of the present utility model, and are not intended to limit the present utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model shall be included in the scope of claims of the present utility model.

Claims (6)

1. A positioning and navigation mechanism of a robot, comprising a first connecting plate (1), the middle part of the top of the first connecting plate (1) is provided with a tensioning mechanism (4), and the top of the first connecting plate (1) The four corners of each are fixedly provided with connecting columns (2), and the tops of a plurality of connecting columns (2) are fixedly connected with the bottom ends of the second connecting plates (5) by bolts, and the second connecting plates (5) One side of the top is rotationally connected with a driven pulley (8), and the top of the driven pulley (8) is equipped with a laser navigation radar (9), which is characterized in that: The tensioning mechanism (4) includes two support plates (401), and a two-way lead screw (402) is rotationally connected between the two support plates (401), and one end of the two-way lead screw (402) A hexagonal connection block (403) is fixedly provided, and both sides of the outer wall of the two-way lead screw (402) are threaded with moving nuts (404), and one side of each of the moving nuts (404) is fixedly provided with Connecting angle rods (405), the top of each connecting angle rod (405) is rotatably connected with a tensioning wheel (406), and the middle part of the top of the second connecting plate (5) is provided with a limited opening (17) , both sides of the inner wall of the limiting opening (17) are interspersed with connecting angle rods (405). 2. The positioning and navigation mechanism of a robot according to claim 1, characterized in that: the other side of the top of the second connecting plate (5) is rotatably connected with a drive pulley (6), and the drive pulley (6) ) is connected to the driven pulley (8) through a transmission belt (7), and a drive assembly (3) is installed on one side of the top of the first connecting plate (1), and the output end of the drive assembly (3) is connected to the drive The bottom end of belt pulley (6) is fixedly connected. 3. The positioning and navigation mechanism of a robot according to claim 1, characterized in that: two corners at the bottom of the first connecting plate (1) are fixedly provided with connecting studs (10), each The outer walls of the connecting studs (10) are threaded with adjusting screw sleeves (11). 4. The positioning navigation mechanism of a kind of robot according to claim 3, is characterized in that: the bottom end of each said adjustment screw sleeve (11) is all connected with fixed plate (12) by bearing rotation, each said The top ends of the fixing plates (12) are provided with a plurality of evenly distributed fixing holes. 5. The positioning and navigation mechanism of a robot according to claim 1, characterized in that: both sides of the bottom end of the first connecting plate (1) are fixedly provided with side plates (13), and the side plates (13) ) are provided with two adjustment slots (14) on one side, and the inner walls of the two adjustment slots (14) are all interspersed with adjustment knobs (15). 6. The positioning and navigation mechanism of a robot according to claim 5, characterized in that: the outer walls of the two adjustment knobs (15) are respectively connected to the two adjustment screw holes provided on one side of the installation angle plate (16). Threaded connection, the top of the installation corner plate (16) is provided with a plurality of evenly distributed installation holes.