Magnetic navigation sensor with automatic calibration function

Abstract

The utility model discloses a magnetic navigation sensor with an automatic calibration function, which comprises a robot main body and a rolling wheel fixed at the bottom end of the robot main body and used for rolling, the rolling wheel is placed at the upper end of a track plate, and the upper side of the track plate is provided with a magnetic navigation sensor body; a storage groove is formed in the upper end of the track plate, a magnetic strip is connected to the interior of the storage groove through a screw, and a limiting assembly playing a role in adjustment is arranged on the upper side of the storage groove. The upper end of the magnetic navigation sensor body is fixedly connected with a connecting column, the connecting column is embedded and connected into the connecting seat, and limiting blocks are embedded and connected to the upper end of the connecting column in a bilateral symmetry manner; an adjusting plate is fixedly connected to the upper end of the connecting base, and a gear is connected to a sawtooth-shaped structure at the right end of the adjusting plate in an engaged mode. According to the magnetic navigation sensor with the automatic calibration function, the height is convenient to adjust for automatic calibration, the magnetic navigation sensor is convenient and rapid to disassemble for maintenance, and meanwhile, the sealing plastic plate is easy to replace.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of magnetic navigation sensor, concretely to a magnetic navigation sensor with automatic calibration function. BACKGROUND

[0002] The magnetic navigation sensor technology uses the magnetic field characteristics of the magnetic track nail to research the test platform integrating magnetic signal detection and relative motion between the vehicle and the magnetic track nail, and the magnetic navigation sensor is used in the simulation process, and the magnetic navigation sensors on the market have various styles.

[0003] The utility model discloses a kind of magnetic navigation sensors with automatic calibration function, including robot main body, the four corners of the lower surface of robot main body are connected with rotating wheel by support rod, the lower of robot main body is equipped with track plate, rotating wheel and track plate are rolling connection, the bottom of robot main body is equipped with first bearing, first bearing is rotatably connected with threaded sleeve, and the inner ring of first bearing is connected with the outer side wall of threaded sleeve, driven gear is sleeved on the outer side wall of threaded sleeve, the bottom of robot main body is rotatably connected with first rotating rod, the end of first rotating rod away from robot main body is connected with driving gear meshing with driven gear, threaded sleeve is equipped with screw rod matched with threaded sleeve in threaded sleeve, and threaded sleeve and screw rod are threadedly connected.The utility model has simple structure, and it is convenient to operate, and the distance between magnetic navigation sensor and magnetic stripe can be freely adjusted, and the magnetic navigation sensor is convenient to disassemble and maintain.

[0004] In combination with existing scheme and actual production and processing, the current magnetic navigation sensor still has some problems, such as: the height of the magnetic navigation sensor is adjusted by the driving gear, the driven gear, the threaded sleeve, the threaded rod and other parts, but it is troublesome to operate, which affects work efficiency, and the magnetic navigation sensor is disassembled by screws, clamping blocks, fixed blocks and other parts, but it is troublesome to operate, and the upper end of the magnetic stripe groove is provided with a sealing plastic plate, which needs to be replaced in time when damaged, which is time-consuming and laborious during replacement, therefore, we propose a magnetic navigation sensor with automatic calibration function to solve the problems mentioned above. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a kind of magnetic navigation sensor with automatic calibration function to solve the problems of existing magnetic navigation sensor in the background art, inconvenient to adjust height for automatic calibration, inconvenient to quickly disassemble for maintenance, and difficult to replace sealing plastic plate.

[0006] To achieve the above object, the utility model provides the following technical scheme: A magnetic navigation sensor with automatic calibration function, including robot main body and fixed at its bottom end for rolling gyro wheel, the gyro wheel is placed on the upper end of the track plate, and the upper side of the track plate is provided with the magnetic navigation sensor body;

[0007] Further comprising:

[0008] The upper end of the track plate is internally provided with a storage groove, a magnetic strip is screw connected in the storage groove, and a limiting assembly for adjustment is arranged on the upper side of the storage groove;

[0009] The upper end of the magnetic navigation sensor body is fixedly connected with a connecting column, and the connecting column is nestedly connected in the inner portion of the connecting seat, wherein the limiting blocks are symmetrically embeddedly connected at the upper end of the connecting column;

[0010] The upper end of the connecting seat is fixedly connected with an adjusting plate, and a gear is meshingly connected on the serrated structure of the right end of the adjusting plate.

[0011] Preferably, the limiting assembly comprises a connecting groove, a sealing plastic plate, a limiting strip, a spring and a mounting groove, the connecting groove is arranged on the upper end sidewall of the storage groove, the sealing plastic plate is clampedly connected in the inner portion of the connecting groove, the limiting strips are arranged at the front and rear ends of the sealing plastic plate, the springs are fixedly connected to the outer lower ends of the limiting strips, the lower ends of the springs are fixedly connected in the inner portion of the mounting groove, and the mounting groove is symmetrically arranged in the inner portion of the upper end of the track plate.

[0012] Preferably, the limiting strip and the sealing plastic plate constitute a telescopic structure through the mounting groove.

[0013] Preferably, the center of the gear is fixedly connected with a connecting shaft, and the connecting shaft is rotatably connected in the inner portion of the right end of the cavity, wherein the rear end of the connecting shaft is provided with a motor.

[0014] Preferably, the cavity is arranged in the inner portion of the robot main body, the adjusting plate is nestedly connected in the inner portion of the cavity, and the adjusting block is embeddedly connected to the left upper end of the adjusting plate.

[0015] Preferably, the adjusting block is slidingly connected in the inner portion of the long groove, and the long groove is arranged in the left wall of the cavity.

[0016] Preferably, the magnetic navigation sensor body presents a lifting structure on the lower side of the robot main body through the adjusting plate and the gear.

[0017] Preferably, the limiting blocks are clampedly connected in the inner portion of the limiting grooves, the limiting grooves are respectively arranged at the left and right ends in the inner portion of the connecting seat, the front and rear ends in the inner portion of the connecting seat are provided with connecting ports, and the size of the connecting ports is greater than the size of the limiting blocks.

[0018] Compared with the prior art, the magnetic navigation sensor with the automatic calibration function has the advantages that the height is convenient to adjust for automatic calibration, and the sealing plastic plate is convenient and quick to disassemble for maintenance and easy to replace.

[0019] 1. The magnetic navigation sensor body is designed on the lower side of the robot body through the adjusting plate and the gear, so that the magnetic navigation sensor body is lowered through the adjusting plate when the gear rotates, the distance between the magnetic navigation sensor body and the magnetic strip is adjusted, and the height is conveniently adjusted for automatic calibration.

[0020] 2. The connecting seat and the limiting block are arranged, the limiting block is clamped in the inside of the limiting groove, the magnetic navigation sensor body is pushed to make the limiting block disengage from the inside of the limiting groove.

[0021] The magnetic navigation sensor body is rotated to make the limiting block correspond to the position of the connecting port, the magnetic navigation sensor body is pulled downward to make it disengage from the inside of the connecting seat, and therefore, the maintenance is convenient and quick to disassemble.

[0022] 3. The storage groove and the limiting assembly are arranged, the limiting strip is designed through the structure formed by the mounting groove and the sealing plastic plate, so that the limiting strip moves upward away from the sealing plastic plate.

[0023] The sealing plastic plate is taken out from the inside of the connecting groove, and the magnetic strip is disassembled from the inside of the storage groove, and therefore, the sealing plastic plate is easy to replace. BRIEF DESCRIPTION OF DRAWINGS

[0024] Figure 1 It is a front view cross-sectional structure schematic view of the utility model;

[0025] Figure 2 It is a connecting seat and connecting port connection top view cross-sectional structure schematic view of the utility model;

[0026] Figure 3 It is a limiting strip and spring connection left side view cross-sectional structure schematic view of the utility model;

[0027] Figure 4 It is an adjusting block and long groove connection top view cross-sectional structure schematic view of the utility model;

[0028] Figure 5 It is a gear and adjusting plate connection overall structure schematic view of the utility model;

[0029] Figure 6 It is a limiting strip and spring connection overall structure schematic view of the utility model.

[0030] In the figure: 1, robot main body; 2, track plate; 3, storage groove; 4, magnetic stripe; 5, limiting assembly; 501, connecting groove; 502, sealing plastic plate; 503, limiting strip; 504, spring; 505, mounting groove; 6, connecting shaft; 7, motor; 8, gear; 9, adjusting plate; 10, cavity; 11, adjusting block; 12, long groove; 13, connecting seat; 14, connecting column; 15, magnetic navigation sensor body; 16, limiting block; 17, limiting groove; 18, connecting port. DETAILED DESCRIPTION

[0031] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0032] Please refer to Figures 1-6 The utility model provides a kind of technical solutions: a kind of magnetic navigation sensor with automatic calibration function, including robot main body 1, track plate 2, storage groove 3, magnetic stripe 4, limiting assembly 5, connecting shaft 6, motor 7, gear 8, adjusting plate 9, cavity 10, adjusting block 11, long groove 12, connecting seat 13, connecting column 14, magnetic navigation sensor body 15, limiting block 16, limiting groove 17 and connecting port 18.

[0033] Embodiment: the upper end of existing magnetic stripe slot is equipped with sealing plastic plate 502, sealing plastic plate 502 needs to be replaced in time when being damaged, it is time-consuming and laborious when replacing, therefore, the embodiment is replaced by the following technical solutions, such as Figure 1 、 Figure 3 and Figure 6 Since sealing plastic plate 502 is clamped in the inside of connecting groove 501, limiting strip 503 is arranged at the front and rear ends of sealing plastic plate 502, limiting strip 503 and sealing plastic plate 502 form telescopic structure by mounting groove 505;

[0034] Therefore, limiting strip 503 is pulled upward to rise away from the upper end of sealing plastic plate 502, sealing plastic plate 502 is taken upward to be separated from the inside of connecting groove 501, magnetic stripe 4 is screwed in the inside of storage groove 3, magnetic stripe 4 is disassembled and replaced;

[0035] New magnetic stripe 4 is screwed in the inside of storage groove 3, sealing plastic plate 502 is clamped in the inside of connecting groove 501, spring 504 symmetrically arranged in front and back drives limiting strip 503 to descend, and the lower end of limiting strip 503 symmetrically arranged in front and back is tightly attached to the upper end of sealing plastic plate 502, so that sealing plastic plate 502 is easily replaced.

[0036] The existing screw, block, fixed block and other parts are used to disassemble and assemble the magnetic navigation sensor, but the operation is troublesome, therefore, the embodiment is implemented through the following technical scheme, such as Figure 1 and Figure 2 The limiting block 16 is clamped and connected in the inside of the limiting groove 17, the front and back ends in the inside of the connecting seat 13 are provided with the connecting port 18, the size of the connecting port 18 is greater than the size of the limiting block 16;

[0037] Therefore, the magnetic navigation sensor body 15 is pushed upward to move upward in the inside of the connecting seat 13, the limiting block 16 is separated from the inside of the limiting groove 17, the magnetic navigation sensor body 15 is rotated to make the limiting block 16 rotate to the inside of the connecting port 18, and the magnetic navigation sensor body 15 is pulled downward to make the connecting column 14 separate from the connecting seat 13;

[0038] After the magnetic navigation sensor body 15 is repaired, the connecting column 14 is nested in the inside of the connecting seat 13, the magnetic navigation sensor body 15 is rotated to make the limiting block 16 rotate to the upper side of the limiting groove 17, the magnetic navigation sensor body 15 is pulled downward to make the limiting block 16 clamped in the inside of the limiting groove 17, and the magnetic navigation sensor body 15 is limited on the connecting seat 13, so that the disassembly and repair are convenient and fast;

[0039] The existing height of the magnetic navigation sensor is adjusted through the driving gear, the driven gear, the threaded sleeve, the threaded rod and other parts, but the operation is troublesome and affects the work efficiency, therefore, the embodiment is implemented through the following technical scheme, such as Figure 1 、 Figure 4 and Figure 5 The gear 8 is engaged and connected on the sawtooth structure of the right end of the adjusting plate 9, the adjusting block 11 is slidingly connected in the inside of the long groove 12, and the adjusting block 11 is slidingly connected in the inside of the long groove 12;

[0040] Therefore, the motor 7 drives the connecting shaft 6 to rotate, the connecting shaft 6 drives the gear 8 to rotate in the inside of the right end of the cavity 10, the gear 8 is engaged with the sawtooth structure of the right end of the adjusting plate 9 when rotating, the adjusting block 11 is slid downward in the inside of the long groove 12, the adjusting plate 9 drives the connecting seat 13 to stably descend, the distance between the magnetic navigation sensor body 15 and the magnetic stripe 4 is adjusted, and the height is adjusted for automatic calibration, and the electrical elements contained in the above are prior art, which will not be described in detail here.

[0041] The standard parts used in the utility model can be purchased from the market, the special-shaped parts can be ordered according to the description and the drawings, the specific connection mode of each part adopts the conventional means such as bolts, rivets and welding in the prior art, the machinery, parts and equipment adopt conventional models in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, which will not be described in detail here.

[0042] Although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments or make equivalent replacement to part of the technical features, and any modification, equivalent replacement, improvement and the like within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A magnetic navigation sensor with automatic calibration function, comprising a robot body (1) and a rolling wheel fixed at the bottom end for rolling, which is placed on the upper end of the track plate (2), and the upper side of the track plate (2) is provided with a magnetic navigation sensor body (15); characterized in that Further comprising: The upper end of the track plate (2) is internally provided with a storage groove (3), and the inside of the storage groove (3) is screw connected with a magnetic stripe (4), and the upper side of the storage groove (3) is provided with a limiting assembly (5) for adjustment; The upper end of the magnetic navigation sensor body (15) is fixedly connected with a connecting column (14), and the connecting column (14) is nestedly connected in the inside of the connecting seat (13), wherein the limiting blocks (16) are symmetrically embeddedly connected at the upper end of the connecting column (14); The upper end of the connecting seat (13) is fixedly connected with an adjusting plate (9), and the right end of the adjusting plate (9) is meshingly connected with a gear (8) in a sawtooth structure.

2. The magnetic navigation sensor with automatic calibration function according to claim 1, characterized in that: The limiting assembly (5) comprises a connecting groove (501), a sealing plastic plate (502), a limiting strip (503), a spring (504) and a mounting groove (505), the connecting groove (501) is provided on the upper end of the sidewall of the storage groove (3), and the inside of the connecting groove (501) is snap connected with the sealing plastic plate (502), the front and rear ends of the sealing plastic plate (502) are provided with the limiting strips (503), the outer lower end of the limiting strip (503) is fixedly connected with the spring (504), the lower end of the spring (504) is fixedly connected in the inside of the mounting groove (505), and the mounting groove (505) is symmetrically provided in the inside of the upper end of the track plate (2).

3. The magnetic navigation sensor with automatic calibration function according to claim 2, characterized in that: The limiting strip (503) and the sealing plastic plate (502) constitute an extension structure through the mounting groove (505).

4. The magnetic navigation sensor with automatic calibration function according to claim 1, characterized in that: The center of the gear (8) is fixedly connected with a connecting shaft (6), and the connecting shaft (6) is rotatably connected in the right end of the cavity (10), wherein the rear end of the connecting shaft (6) is provided with a motor (7).

5. The magnetic navigation sensor with automatic calibration function according to claim 4, characterized in that: The cavity (10) is provided in the inside of the robot body (1), and the adjusting plate (9) is nestedly connected in the inside of the cavity (10), and the left upper end of the adjusting plate (9) is embeddedly connected with an adjusting block (11).

6. The magnetic navigation sensor with automatic calibration function according to claim 5, characterized in that: The adjusting block (11) is slidingly connected in the inside of the long groove (12), and the long groove (12) is provided in the left wall of the cavity (10).

7. The magnetic navigation sensor with automatic calibration function according to claim 1, wherein: The magnetic navigation sensor body (15) is in a lifting structure on the lower side of the robot body (1) through the adjusting plate (9) and the gear (8).

8. The magnetic navigation sensor with automatic calibration function according to claim 1, characterized in that: The limiting block (16) is snap connected in the inside of the limiting groove (17), and the limiting groove (17) is respectively provided in the left and right ends of the inside of the connecting seat (13), and the front and rear ends of the inside of the connecting seat (13) are provided with connecting ports (18), and the size of the connecting port (18) is larger than that of the limiting block (16).

Images