Magnetic attraction type robot track assembly

Abstract

The utility model relates to the field of robots, and particularly discloses a magnetic attraction type robot track assembly which comprises a chain and a chain wheel, a belt plate is installed on a chain link of the chain, a first limiting groove, a second limiting groove and a third limiting groove are formed in the belt plate, and a magnetic attraction block is installed in the first limiting groove. Detachable rubber blocks are installed in the second limiting groove and the third limiting groove and located on the two sides of the magnetic attraction block, the top faces of the rubber blocks are higher than the top face of the magnetic attraction block, and when the magnetic attraction block attracts the attraction face, the rubber blocks can be extruded to generate elastic deformation, so that the buffering effect can be achieved when the magnetic attraction block makes contact with the attraction face; rigid impact of the magnetic attraction block is reduced, the magnetic attraction block is protected, friction between the belt plate and the contact face can be increased, slipping is prevented, the service life is prolonged, the walking precision is improved, and the rubber block can be conveniently detached and maintained.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the field of robot, especially involves a magnetic robot track assembly. BACKGROUND

[0002] The magnetic track is widely applied in the drive system of the climbing robot, and the magnetic block made of neodymium magnet is installed on the track plate to adsorb the walking surface of the magnetic metal material, so that the climbing walking on the walking surface with large slope is realized. However, since the surface of the magnetic block is in rigid contact with the walking surface, the slippage and the inaccuracy of the walking precision are prone to occur in the walking process, and the magnetic material of the magnetic block is brittle, so that the fragmentation occurs in the use process, and the service life is affected.

[0003] In the patent document with the application number "CN2018205970402", a track type wall climbing robot capable of self-adapting to various curved surfaces is disclosed, which comprises a vehicle body module and two track modules. The vehicle body module comprises two frames, a first connecting mechanism between the two frames, and a second connecting mechanism between the frame and the track module. The track module comprises a left track module and a right track module. Each track module comprises a track plate, a track compression wheel, a track, a driven wheel, a track tensioning wheel, a motor, a speed reducer, two cylindrical gears, a driving wheel, two bevel gears 111, a first gear shaft, and a second gear shaft. The track of the wall climbing robot in the comparative document is provided with an adsorption component made of a neodymium iron boron permanent magnet. However, the adsorption component is still in rigid contact with the walking surface, so the above-mentioned technical problems still exist.

[0004] The disclosure of the above background art content is only used to assist in understanding the utility model concept and technical scheme of the utility model, and it does not necessarily belong to the prior art of the present patent application. In the absence of explicit evidence that the above content has been disclosed on the filing date of the present patent application, the above background art should not be used to evaluate the novelty and inventiveness of the present application. UTILITY MODEL CONTENT

[0005] The utility model aims at providing a magnetic robot track assembly, so as to overcome the defects that the magnetic block in the existing magnetic track is prone to slip between the adsorption surface and wear, affecting the service life and safety during adsorption and walking.

[0006] In order to achieve the above-mentioned purpose, the utility model provides a magnetic robot track assembly, which comprises a chain, the outer side of the chain is provided with a detachable track plate, chain wheels are arranged at both ends of the chain, the outer side of the track plate is provided with a detachable magnetic block and a rubber block, the number of the rubber blocks is two or more and located on both sides of the magnetic block, and the top surface of the rubber block is higher than the top surface of the magnetic block.

[0007] Preferably, in the above technical solution, the number of chains is two, the two chains are arranged in parallel, the sprocket is provided with a toothed disc, the number of toothed discs corresponds to the number of chains and the toothed discs are engaged with each other.

[0008] Preferably, in the above technical solution, the side of the chain link is provided with an outwardly extending ear plate, the ear plate is provided with a first nail hole, the bottom of the band plate is provided with a first screw hole near both ends, the first screw hole is provided with a first screw, and the first screw can pass through the first nail hole to fix the ear plate and the band plate.

[0009] Preferably, in the above technical solution, the magnetic block is provided with a second nail hole, the middle of the band plate is provided with a second screw hole, the second screw hole is provided with a second screw, and the second screw can pass through the second nail hole to fix the magnetic block and the band plate.

[0010] Preferably, in the above technical solution, the top surface of the band plate is provided with a first limiting groove, the second screw hole is arranged at the bottom of the first limiting groove, and the outer side of the magnetic block can be clamped in the first limiting groove.

[0011] Preferably, in the above technical solution, the top surface of the band plate is provided with a second limiting groove, the number of second limiting grooves is two and they are respectively located on both sides of the first limiting groove, the rubber block profile is consistent with the profile of the second limiting groove and can be clamped in the second limiting groove.

[0012] Preferably, in the above technical solution, the length direction of the second limiting groove is parallel to the length direction of the band plate, one end of the second limiting groove penetrates the end of the band plate, and the other end of the second limiting groove penetrates the side of the first limiting groove.

[0013] Preferably, in the above technical solution, the top surface of the band plate is provided with a third limiting groove, the middle of the third limiting groove is perpendicular to the middle of the second limiting groove, and both ends of the third limiting groove penetrate both sides of the band plate; the rubber block can be clamped in the second limiting groove and the third limiting groove at the same time.

[0014] Preferably, in the above technical solution, the bottom of the second limiting groove is provided with a boss, the position of the boss corresponds to the position of the first screw hole, the first screw hole can penetrate the boss, and the bottom of the rubber block is provided with a sleeve hole, the sleeve hole can be sleeved on the boss.

[0015] Preferably, the outer periphery of the boss is provided with a snap ring, and the inner wall of the sleeve hole is provided with a ring groove, the snap ring can be clamped in the ring groove, thereby preventing the rubber block and the boss from separating from each other.

[0016] Compared with the prior art, the utility model has the advantages of the following beneficial effects:

[0017] 1. The magnetic robot track assembly in the utility model is provided with detachable rubber blocks on both sides of the magnetic block, and the top surface of the rubber block is higher than the top surface of the magnetic block, when the magnetic block is attracted to the adsorption surface, the rubber block can be squeezed to produce elastic deformation, which not only can play a buffering role when the magnetic block contacts the adsorption surface, reduce the rigid impact of the magnetic block, and protect the magnetic block, but also can increase the friction between the belt plate and the contact surface, prevent slipping, and improve the service life and walking accuracy, and the rubber block can be conveniently detached and maintained.

[0018] 2. The rubber block in the utility model can be clamped in the cross-shaped limiting structure formed by the intersection of the second limiting groove and the third limiting groove, which can limit the horizontal and vertical movement of the rubber block, and the bottom of the second limiting groove is provided with a boss, and the bottom of the rubber block is provided with a sleeve hole, the sleeve hole can be sleeved on the boss to fix the rubber block and prevent it from falling off.

[0019] 3. The outer periphery of the boss is provided with a protruding snap ring, and the sleeve hole is provided with a matching ring groove, the snap ring can be clamped in the ring groove, thereby further preventing the rubber block and the boss from separating. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 is a structure diagram of the magnetic robot track assembly of the utility model.

[0021] Figure 2 is a structure diagram of the chain link.

[0022] Figure 3 is a structure diagram of the belt plate.

[0023] Figure 4 is a structure diagram of the magnetic block.

[0024] Figure 5 is a structure diagram of the rubber block.

[0025] Figure 6 is a structure diagram of another embodiment of the belt plate.

[0026] Figure 7 is a structure diagram of another embodiment of the rubber block.

[0027] MAIN REFERENCE NUMERALS:

[0028] 100 - chain, 110 - ear plate, 120 - first through hole, 130 - first screw;

[0029] 200 - belt plate, 210 - first screw hole, 220 - second screw hole, 230 - first limiting groove, 240 - second limiting groove, 250 - third limiting groove, 260 - boss, 261 - snap ring;

[0030] 300 - sprocket, 310 - tooth plate;

[0031] 400 - magnetic block, 410 - second through hole, 420 - second screw;

[0032] 500 - rubber block, 510 - sleeve hole, 511 - ring groove. DETAILED DESCRIPTION

[0033] 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.

[0034] In the description of the present application, it should be noted that the orientations or positional relationships indicated by the terms "center", "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "top", "bottom", "top surface", "bottom surface", "inner", "outer", "inner side", "outer side" and the like are based on the orientations or positional relationships shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements indicated must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application.

[0035] In the description of the present application, the meaning of several is one or more, the meaning of multiple is two or more, greater than, less than, more than, etc. are understood as not including the number, above, below, etc. are understood as including the number. If the terms "first", "second", "third" are described, they are only for the purpose of description and for the purpose of distinguishing technical features, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of indicated technical features or the order of indicated technical features.

[0036] In the description of the utility model, it is necessary to explain, unless another explicit provision and limitation, term "installation", "link", "connection", "arrangement" should do broad sense understanding, for example, can be fixed connection, also can be detachable connection, or integrally connected;Can be mechanical connection, also can be electrical connection;Can be directly connected, also can be indirectly connected through intermediate medium, can be two elements inside the communication。For ordinary skilled person in the art, the above-mentioned terms can be understood according to the specific meaning of the utility model in the specific situation.The embodiment is described below according to the overall structure of the utility model.

[0037] As Figures 1 to 5 The magnetic robot track assembly in the embodiment includes chain 100, ear plate 110, first nail hole 120, first screw 130, belt plate 200, first screw hole 210, second screw hole 220, first limiting groove 230, second limiting groove 240, third limiting groove 250, boss 260, snap ring 261, sprocket 300, toothed disc 310, magnetic block 400, second nail hole 410, second screw 420, rubber block 500, sleeve hole 510, ring groove 511.

[0038] The number of chain 100 is two, and the two chains 100 are arranged in parallel, and the sprocket 300 is sleeved at both ends of the chain 100, and the double-row toothed disc 310 is arranged on each sprocket 300, the toothed disc 310 is engaged with the chain 100, the side of the chain link 100 is provided with outwardly extending ear plate 110, the first nail hole 120 is formed in the ear plate 110, the first screw hole 210 is formed in the bottom of the belt plate 200 near both ends, the first screw 130 is installed in the first screw hole 210, the first screw 130 can pass through the first nail hole 120 to fix the ear plate 110 and the belt plate 200, and the belt plate 200 is installed on the outside of the chain 100.

[0039] The first limiting groove 230 is formed in the top surface of the belt plate 200 and is arranged near the middle position of the belt plate 200, the second screw hole 220 is formed in the bottom of the first limiting groove 230, the outside of the magnetic block 400 can be clamped in the length direction of the first limiting groove 230, the second nail hole 410 is formed in the magnetic block 400, the second screw hole 220 is formed in the middle of the belt plate 200, the second screw 420 is installed in the second screw hole 220, the second screw 420 can pass through the second nail hole 410 to fix the magnetic block 400 and the belt plate 200, and the width direction of the first limiting groove 230 penetrates the two sides of the belt plate 200, so that the magnetic block 400 can be taken out by fingers more easily when the magnetic block 400 is replaced.

[0040] In addition, the top surface of the belt plate 200 is further provided with a second limiting groove 240 and a third limiting groove 250, the number of the second limiting groove 240 is two and is located at both sides of the first limiting groove 230, the number of the third limiting groove 250 is consistent with the number of the second limiting groove 240, the length direction of the second limiting groove 240 is parallel to the length direction of the belt plate 200, one end of the second limiting groove 240 penetrates the end of the belt plate 200, the other end of the second limiting groove 240 penetrates the side of the first limiting groove 230, the middle part of the third limiting groove 250 is perpendicular to the middle part of the second limiting groove 240 to form a "cross" structure, and the two ends of the third limiting groove 250 penetrate the two sides of the belt plate 200; the contour of the rubber block 500 is consistent with the contour formed by the second limiting groove 240 and the third limiting groove 250, which is also a "cross" structure, the edge of the rubber block 500 can be clamped in the second limiting groove 240 and the third limiting groove 250 at the same time, the width of the rubber block 500 in the horizontal direction and the vertical direction is slightly larger than the width of the second limiting groove 240 and the third limiting groove 250, so that the rubber block 500 can be clamped in the second limiting groove 240 and the third limiting groove 250 by slightly elastic deformation.

[0041] In addition, the bottom of the second limiting groove 240 is provided with a boss 260, the position of the boss 260 corresponds to the position of the first screw hole 210, the first screw hole 210 can penetrate the boss 260, the bottom of the rubber block 500 is provided with a sleeve hole 510, the sleeve hole 510 can be sleeved on the boss 260, and the sleeve hole 510 and the boss 260 are in tight fit.

[0042] In addition, as shown in Figure 6 and Figure 7 The structure of the boss 260 and the sleeve hole 510 can also have the following embodiments, the outer periphery of the boss 260 is provided with an outwardly protruding clamping ring 261, the inner wall of the sleeve hole 510 is provided with a ring groove 511, the clamping ring 261 can be clamped in the ring groove 511, so that the rubber block 500 and the boss 260 can be prevented from being separated from each other; the boss 260 can also be provided in a reverse tapered structure with a diameter that is thick at the top and thin at the bottom, the inner wall of the sleeve hole 510 is consistent with the structure of the outer side of the boss 260, so that the anti-falling effect can be further improved.

[0043] Next, the working principle of the magnetic robot track assembly in this embodiment will be described in detail, so that those skilled in the art can better understand the utility model:

[0044] Firstly, the rubber block 500 is installed on both sides of the magnetic block 400, the top surface of the rubber block 500 is higher than the top surface of the magnetic block 400, when the belt plate 200 sequentially contacts the contact surface, the rubber block 500 contacts the contact surface first, thereby playing a buffering role, reducing the rigid impact of the magnetic block 400 when contacting the contact surface, protecting the magnetic block 400 to a certain extent, prolonging the service life, and because the rubber block 500 has a large friction with the contact surface, it has good adhesion and can effectively prevent the track from slipping with the contact surface when moving.

[0045] Secondly, the first limiting groove 230 provided on the belt plate 200 can conveniently install and limit the magnetic block 400, and can generate an inner recessed mounting space, compared with the installation mode of directly protruding the magnetic block 400 on the surface of the belt plate 200, the installation mode in the embodiment can protect the structure of the side of the magnetic block 400 to the greatest extent, reduce the number of side impacts, and prolong the service life of the magnetic block 400; the second limiting groove 240 and the third limiting groove 250 form a cross-shaped structure, which can limit the horizontal and vertical directions of the rubber block 500, and through the setting of the boss 260 and the sleeve hole 510, the rubber block 500 can also be slightly elastically deformed and clamped and fixed, without the need for fasteners such as screws for fixing, not only making the daily maintenance of the rubber block 500 more convenient and fast, but also avoiding scratching the walking surface when the rubber block 500 is worn.

[0046] In summary, the magnetic robot track assembly in the embodiment can be disassembled by installing the rubber block 500 on both sides of the magnetic block 400, and the top surface of the rubber block 500 is higher than the top surface of the magnetic block 400, when the magnetic block 400 is attracted to the adsorption surface, the rubber block 500 can be squeezed to produce elastic deformation, which not only can play a buffering role when the magnetic block 400 contacts the adsorption surface, reduce the rigid impact of the magnetic block 400, and protect the magnetic block 400, but also can increase the friction between the belt plate 200 and the contact surface, prevent slipping, and improve the service life and walking precision, and the rubber block 500 can be conveniently disassembled and maintained.

[0047] The foregoing description of the specific exemplary embodiments of the present application is for the purpose of illustrating and describing, rather than limiting the application, and it will be apparent to those of ordinary skill in the art that many changes and modifications can be made to the embodiments with the foregoing teaching, notwithstanding what can be suggested above and although only a few of the exemplary embodiments of the present application have been described. Although the embodiments of the present application have been described, the specific embodiments are merely illustrative of the present application and are not intended to limit the present application, and the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner, and the exemplary embodiments are selected and described for the purpose of explaining the specific principles of the present application and its practical application, so that those skilled in the art can make modifications, replacements, variations and various different selections and changes to the embodiments without creative contribution after reading the specification, as long as they are within the scope of the claims of the present application.

Claims

1. A magnetic robot track assembly, comprising a chain, wherein a detachable belt plate is provided on the outer side of the chain, and sprockets are respectively provided at both ends of the chain, characterized in that: The outer side of the strip plate is provided with detachable magnetic blocks and rubber blocks. There are two or more rubber blocks located on both sides of the magnetic blocks, and the top surface of the rubber blocks is higher than the top surface of the magnetic blocks.

2. The magnetic robot track assembly according to claim 1, characterized in that, The chain consists of two chains arranged in parallel. The sprocket is equipped with a toothed chain, the number of which corresponds to the number of chains and engages with each other.

3. The magnetic robot track assembly according to claim 1, characterized in that, The chain links have outwardly extending lugs on their sides, and the lugs have first through-pin holes. The bottom of the belt plate has first screw holes near both ends, and first screws are installed in the first screw holes. The first screws can pass through the first through-pin holes to fix the lugs to the belt plate.

4. The magnetic robot track assembly according to claim 3, characterized in that, The magnetic block has a second through-pin hole, and the belt plate has a second screw hole in the middle. A second screw is installed in the second screw hole, and the second screw can pass through the second through-pin hole to fix the magnetic block to the belt plate.

5. The magnetic robot track assembly according to claim 4, characterized in that, The top surface of the plate is provided with a first limiting groove, and the second screw hole is opened at the bottom of the first limiting groove. The outer side of the magnetic block can be locked in the first limiting groove.

6. The magnetic robot track assembly according to claim 5, characterized in that, The top surface of the strip plate is provided with a second limiting groove. There are two second limiting grooves, which are located on both sides of the first limiting groove. The outline of the rubber block is consistent with the outline of the second limiting groove and can be locked in the second limiting groove.

7. The magnetic robot track assembly according to claim 6, characterized in that, The length direction of the second limiting groove is parallel to the length direction of the belt plate. One end of the second limiting groove passes through the end of the belt plate, and the other end of the second limiting groove passes through the side of the first limiting groove.

8. The magnetic robot track assembly according to claim 7, characterized in that, The top surface of the belt plate is provided with a third limiting groove, the middle part of the third limiting groove intersects perpendicularly with the middle part of the second limiting groove, and the two ends of the third limiting groove pass through both sides of the belt plate; the rubber block can be stuck in both the second limiting groove and the third limiting groove at the same time.

9. The magnetic robot track assembly according to claim 6, characterized in that, A boss is provided at the bottom of the second limiting groove, the position of which corresponds to the position of the first screw hole. The first screw hole can pass through the boss. A sleeve hole is provided at the bottom of the rubber block, which can fit onto the boss.

10. The magnetic robot track assembly according to claim 9, characterized in that, The outer periphery of the boss is provided with a retaining ring, and the inner wall of the sleeve hole is provided with an annular groove. The retaining ring can be locked in the annular groove to prevent the rubber block from separating from the boss.

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