CN216401148U - Wheat wheel group suitable for installation in narrow space - Google Patents

Wheat wheel group suitable for installation in narrow space Download PDF

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Publication number
CN216401148U
CN216401148U CN202122525687.9U CN202122525687U CN216401148U CN 216401148 U CN216401148 U CN 216401148U CN 202122525687 U CN202122525687 U CN 202122525687U CN 216401148 U CN216401148 U CN 216401148U
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double
ball bearing
angular contact
contact ball
row angular
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崔晓
李芳代
张亮亮
张东亮
胡文鸾
王喜祥
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AVIC Beijing Precision Engineering Institute for Aircraft Industry
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AVIC Beijing Precision Engineering Institute for Aircraft Industry
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Abstract

The utility model provides a wheat wheel set suitable for being installed in a narrow space, which comprises: the device comprises a guide rail sliding block, a planetary speed reducer, a servo motor, a driving flange, a wheel shaft adapter plate, a Mecanum wheel, a first bearing outer ring end cover, a second bearing outer ring end cover, a first vehicle body, an adapter plate, a speed reducer connecting shaft, a first locking nut, a first double-row angular contact ball bearing, a bearing inner ring spacer, a bearing outer ring spacer, a second double-row angular contact ball bearing, a third double-row angular contact ball bearing, a fourth double-row angular contact ball bearing, a second locking nut, a wheat wheel shaft, a hexagon nut, a second vehicle body, a rectangular spring, a spring guide sleeve and a spring guide shaft. According to the technical scheme, under the condition that the using function is met, the structure of the traditional wheat wheel set is improved, the wheat wheel set is suitable for installation in a narrow space, the width of an all-dimensional transportation platform is reduced as much as possible, and the special working condition with strict requirements on the width is met.

Description

Wheat wheel group suitable for installation in narrow space
Technical Field
The utility model relates to a wheat wheel set suitable for being installed in a narrow space.
Background
The wheat wheel set is widely applied to an omnibearing transportation platform and can realize the motion modes of advancing, transverse moving, diagonal moving, rotating, combination of the advancing, transverse moving, diagonal moving and the rotating. Although the traditional wheat wheel set occupies a small space, the traditional wheat wheel set cannot meet the use requirement when the width of the omnibearing transportation platform is strictly required under some special working conditions. In order to meet the use requirements of the special working conditions, the width of the omnibearing transportation platform needs to be reduced as much as possible, and at the moment, the structure of the traditional wheat wheel set needs to be improved, so that the wheat wheel set can be suitable for installation in a narrow space.
Therefore, how to provide a wheat wheel group suitable for narrow space installation solves the installation problem of wheat wheel group in narrow space, reduces the width of all-round transport platform as far as possible, satisfies the special operating mode that has strict requirements for width, has become a technical problem that awaits solution urgently.
SUMMERY OF THE UTILITY MODEL
The embodiment of the utility model provides a wheat wheel set installed in a narrow space, which can solve the installation problem of the wheat wheel set in the narrow space, reduce the width of an omnibearing transportation platform as much as possible and meet the special working condition with strict requirements on the width.
In one embodiment of the present invention, a wheel set for a narrow space installation, includes: the device comprises a guide rail sliding block 1, a planetary reducer 2, a servo motor 3, a driving flange 4, an axle adapter plate 5, a Mecanum wheel 6, a first bearing outer ring end cover 7, a second bearing outer ring end cover 8, a first vehicle body 9, an adapter plate 10, a reducer connecting shaft 11, a first locking nut 12, a first double-row angular contact ball bearing 13, a bearing inner ring spacer 14, a bearing outer ring spacer 15, a second double-row angular contact ball bearing 16, a third double-row angular contact ball bearing 17, a fourth double-row angular contact ball bearing 18, a second locking nut 19, a wheat axle 20, a hexagon nut 21, a second vehicle body 22, a rectangular spring 23, a spring guide sleeve 24 and a spring guide shaft 25;
the guide rail sliding block 1 is arranged on one side of the first vehicle body 9; the planetary reducer 2 is connected with the adapter plate 10; the servo motor 3 is arranged at the rear side of the planetary reducer 2;
the first double-row angular contact ball bearing 13 and the second double-row angular contact ball bearing 16 are mounted on one side of the axle 20 through inner rings; the Mecanum wheel 6 is matched with the outer rings of the first double-row angular contact ball bearing 13 and the second double-row angular contact ball bearing 16;
a third double-row angular contact ball bearing 17 and a fourth double-row angular contact ball bearing 18 are arranged on the other side of the wheat wheel shaft 20 through inner rings; the adapter plate 10 is installed on one side of the guide rail sliding block 1 and can move relative to the first vehicle body 9; the left side of the adapter plate 10 is matched with the outer rings of a third double-row angular contact ball bearing 17 and a fourth double-row angular contact ball bearing 18 and extends to the inner side of the first vehicle body 9;
the reducer connecting shaft 11 is arranged on one side of the planetary reducer 2, is in contact with the outer side of the wheat shaft 20, acts as an output shaft of the planetary reducer (2), and drives the wheat shaft (20) to rotate together when in normal operation.
The spring guide sleeve 24 is arranged at the lower part of the second vehicle body 22; the spring guide shaft 25 is arranged at the upper part of the adapter plate 10 and extends to the inner side of the spring guide sleeve 24; the rectangular spring 23 is arranged between the spring guide sleeve 24 and the spring guide shaft 25; the hexagonal nut 21 is mounted on the upper portion of the spring guide shaft 25 and contacts the second vehicle body 22.
Further, the first double-row angular contact ball bearing 13 and the second double-row angular contact ball bearing 16 are separated by a bearing inner ring spacer 14 and a bearing outer ring spacer 15, and are symmetrically distributed on two sides of the bearing inner ring spacer 14 and the bearing outer ring spacer 15.
Further, a first bearing outer ring end cover 7 is installed on one side of the mecanum wheel 6 close to the second double-row angular contact ball bearing 16 and is in contact with the outer ring of the second double-row angular contact ball bearing 16;
the second bearing outer ring end cover 8 is installed on one side of the adapter plate 10 close to the third double-row angular contact ball bearing 17 and contacts with the outer ring of the third double-row angular contact ball bearing 17.
Further, a first lock nut 12 is installed on one side of the wheel axle 20 close to the first double-row angular contact ball bearing 13 and contacts with an inner ring of the first double-row angular contact ball bearing 13;
a second lock nut 19 is mounted on the side of the axle 20 close to the fourth double row angular contact ball bearing 18 and contacts the inner ring of the fourth double row angular contact ball bearing 18.
Further, the first double-row angular contact ball bearing 13 and the second double-row angular contact ball bearing 16 are mounted on one side of the axle 20 through inner rings, and during normal operation, the outer rings fix the inner rings to rotate.
Further, a third double-row angular contact ball bearing 17 and a fourth double-row angular contact ball bearing 18 are mounted on the other side of the axle 20 through inner rings, and during normal operation, the outer rings fix the inner rings to rotate.
The beneficial effects brought by the utility model are as follows:
in view of the above, in an embodiment of the present invention, there is provided a wheel set for a wheat wheel suitable for installation in a narrow space, including: the device comprises a guide rail sliding block, a planetary speed reducer, a servo motor, a driving flange, a wheel shaft adapter plate, a Mecanum wheel, a first bearing outer ring end cover, a second bearing outer ring end cover, a first vehicle body, an adapter plate, a speed reducer connecting shaft, a first locking nut, a first double-row angular contact ball bearing, a bearing inner ring spacer, a bearing outer ring spacer, a second double-row angular contact ball bearing, a third double-row angular contact ball bearing, a fourth double-row angular contact ball bearing, a second locking nut, a wheat wheel shaft, a hexagon nut, a second vehicle body, a rectangular spring, a spring guide sleeve and a spring guide shaft. According to the technical scheme, under the condition that the using function is met, the structure of the traditional wheat wheel set is improved, the wheat wheel set is suitable for installation in a narrow space, the width of an all-dimensional transportation platform is reduced as much as possible, and the special working condition with strict requirements on the width is met.
Drawings
Fig. 1 is a schematic structural view of a wheelset suitable for installation in a narrow space according to an embodiment of the present invention;
fig. 2 is a schematic view showing another structure of a wheelset for a narrow space installation according to an embodiment of the present invention;
fig. 3 is a second structural diagram of a wheelset suitable for installation in a narrow space according to an embodiment of the present invention.
The device comprises a guide rail slider 1, a planetary speed reducer 2, a servo motor 3, a driving flange 4, an axle adapter plate 5, a Mecanum wheel 6, a first bearing outer ring end cover 7, a second bearing outer ring end cover 8, a first vehicle body 9, an adapter plate 10, a speed reducer connecting shaft 11, a first locking nut 12, a first double-row angular contact ball bearing 13, a bearing inner ring spacer bush 14, a bearing outer ring spacer bush 15, a second double-row angular contact ball bearing 16, a third double-row angular contact ball bearing 17, a fourth double-row angular contact ball bearing 18, a second locking nut 19, a wheat wheel shaft 20, a hexagon nut 21, a second vehicle body 22, a rectangular spring 23, a spring guide bush 24 and a spring guide shaft 25.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It will be apparent to one skilled in the art that the present invention may be practiced without some of these specific details. The description of the embodiments is merely intended to provide a better understanding of the present invention by illustrating examples of the present invention. The present invention is in no way limited to any specific arrangement and method set forth below, but rather covers any improvements, substitutions and modifications in structure, method, and apparatus without departing from the spirit of the utility model.
Fig. 1 to 3 show a schematic view of a wheat wheel set suitable for installation in a narrow space according to an embodiment of the present invention in fig. 1, fig. 2 shows another schematic view of a wheat wheel set suitable for installation in a narrow space according to an embodiment of the present invention in fig. 2, and fig. 3 shows a second schematic view of a wheat wheel set suitable for installation in a narrow space according to an embodiment of the present invention in fig. 3.
In fig. 1 to 3, a wheel set for a narrow space installation, includes: the device comprises a guide rail sliding block 1, a planetary reducer 2, a servo motor 3, a driving flange 4, an axle adapter plate 5, a Mecanum wheel 6, a first bearing outer ring end cover 7, a second bearing outer ring end cover 8, a first vehicle body 9, an adapter plate 10, a reducer connecting shaft 11, a first locking nut 12, a first double-row angular contact ball bearing 13, a bearing inner ring spacer 14, a bearing outer ring spacer 15, a second double-row angular contact ball bearing 16, a third double-row angular contact ball bearing 17, a fourth double-row angular contact ball bearing 18, a second locking nut 19, a wheat axle 20, a hexagon nut 21, a second vehicle body 22, a rectangular spring 23, a spring guide sleeve 24 and a spring guide shaft 25.
Wherein, the guide rail sliding block 1 is arranged at one side of the first vehicle body 9; the planetary reducer 2 is connected with the adapter plate 10; the servo motor 3 is installed on the rear side of the planetary reducer 2.
In one implementation manner of the embodiment of the utility model, the guide rail sliding block 1 is installed at the right side of the first vehicle body 9, so that the part installed on the guide rail sliding block 1 and the first vehicle body 9 can move relatively, and further the related function of the damping of the wheel set of the wheat wheel can be completed; the planetary reducer 2 is arranged on the right side of the adapter plate 10; the servo motor 3 is arranged at the rear side of the planetary reducer 2, and the servo motor 3 and the planetary reducer 2 are used as a driving part of the whole wheat wheel set.
The first double-row angular contact ball bearing 13 and the second double-row angular contact ball bearing 16 are mounted on one side of the axle 20 through inner rings; the Mecanum wheel 6 is matched with the outer rings of the first double-row angular contact ball bearing 13 and the second double-row angular contact ball bearing 16, and during operation, various actions are realized through friction between small rollers outside the Mecanum wheel 6 and the ground.
In the embodiment of the present invention, the first double-row angular contact ball bearing 13 and the second double-row angular contact ball bearing 16 are separated by the bearing inner ring spacer 14 and the bearing outer ring spacer 15, and are symmetrically distributed on both sides of the bearing inner ring spacer 14 and the bearing outer ring spacer 15.
The first bearing outer ring end cover 7 is installed on one side, close to the second double-row angular contact ball bearing 16, of the Mecanum wheel 6, is in contact with the outer ring of the second double-row angular contact ball bearing 16 and is used for fixing the left bearing outer ring; the second bearing outer ring end cover 8 is installed on one side of the adapter plate 10 close to the third double-row angular contact ball bearing 17, contacts with the outer ring of the third double-row angular contact ball bearing 17, and is used for fixing the left bearing outer ring.
A third double-row angular contact ball bearing 17 and a fourth double-row angular contact ball bearing 18 are arranged on the other side of the wheat wheel shaft 20 through inner rings; the adapter plate 10 is installed on one side of the guide rail sliding block 1 and can move relative to the first vehicle body 9; the left side of the adapter plate 10 is matched with the outer rings of the third double-row angular contact ball bearing 17 and the fourth double-row angular contact ball bearing 18 and extends to the inner side of the first vehicle body 9, and the function of supporting the whole wheel set system is achieved.
In the embodiment of the present invention, the first lock nut 12 is installed on the side of the wheel axle 20 close to the first double-row angular contact ball bearing 13, and contacts with the inner ring of the first double-row angular contact ball bearing 13.
The first double-row angular contact ball bearing 13 and the second double-row angular contact ball bearing 16 are mounted on one side of the axle 20 through inner rings, and are in a form that the inner rings are fixed by outer rings to rotate during normal operation.
The second lock nut 19 is installed on one side of the wheel axle 20 close to the fourth double row angular contact ball bearing 18 and contacts with the inner ring of the fourth double row angular contact ball bearing 18 for locking the right side bearing inner ring.
The third double-row angular contact ball bearing 17 and the fourth double-row angular contact ball bearing 18 are mounted on the other side of the wheat wheel shaft 20 through inner rings, and the outer rings are fixed to rotate when the wheat wheel shaft works normally.
The reducer connecting shaft 11 is arranged on one side of the planetary reducer 2 and is in contact with the outer side of the wheat shaft 20; the spring guide sleeve 24 is arranged at the lower part of the second vehicle body 22; the spring guide shaft 25 is arranged at the upper part of the adapter plate 10 and extends to the inner side of the spring guide sleeve 24; the rectangular spring 23 is arranged between the spring guide sleeve 24 and the spring guide shaft 25; the hexagonal nut 21 is mounted on the upper portion of the spring guide shaft 25 and contacts the second vehicle body 22.
In the embodiment of the utility model, the spring guide sleeve 24 is arranged at the lower part of the second vehicle body 22; the spring guide shaft 25 is arranged at the upper part of the adapter plate 10 and extends to the inner side of the spring guide sleeve 24; the rectangular spring 23 is arranged between the spring guide sleeve 24 and the spring guide shaft 25, the rectangular spring 23 is pre-pressed when being installed, the second vehicle body 22 can drive the spring guide sleeve 24 and the upper end of the rectangular spring 23 to move downwards together when in normal use, and the lower end of the rectangular spring 23 is limited by the lower end of the spring guide shaft 25, so that the rectangular spring 23 is compressed and can move relatively through the guide rail sliding block 1 between the adapter plate 10 and the first vehicle body 9 to achieve the purpose of shock absorption; the hexagonal nut 21 is mounted on the upper portion of the spring guide shaft 25 to contact the second vehicle body 22, and restricts the second vehicle body 22 to prevent the rectangular spring 23 from being pushed over and removed.
In an embodiment of the present invention, there is provided a wheat wheel set suitable for installation in a narrow space, including: the device comprises a guide rail sliding block, a planetary speed reducer, a servo motor, a driving flange, a wheel shaft adapter plate, a Mecanum wheel, a first bearing outer ring end cover, a second bearing outer ring end cover, a first vehicle body, an adapter plate, a speed reducer connecting shaft, a first locking nut, a first double-row angular contact ball bearing, a bearing inner ring spacer, a bearing outer ring spacer, a second double-row angular contact ball bearing, a third double-row angular contact ball bearing, a fourth double-row angular contact ball bearing, a second locking nut, a wheat wheel shaft, a hexagon nut, a second vehicle body, a rectangular spring, a spring guide sleeve and a spring guide shaft. According to the technical scheme, under the condition that the using function is met, the structure of the traditional wheat wheel set is improved, the wheat wheel set is suitable for installation in a narrow space, the width of an all-dimensional transportation platform is reduced as much as possible, and the special working condition with strict requirements on the width is met.
According to the technical scheme, the structure of the traditional wheat wheel set is improved under the condition of meeting the use function, so that the wheat wheel set can be suitable for installation in a narrow space. The improved wheat wheel set can reduce the width of the omnibearing transportation platform as much as possible and meet the special working condition that strict requirements are imposed on the width.
The foregoing is a preferred embodiment of the present invention, and it should be noted that it would be apparent to those skilled in the art that various modifications and enhancements can be made without departing from the principles of the utility model, and such modifications and enhancements are also considered to be within the scope of the utility model.

Claims (6)

1. A wheat wheel set suitable for narrow space installation, characterized in that, wheat wheel set includes: the device comprises a guide rail sliding block (1), a planetary speed reducer (2), a servo motor (3), a driving flange (4), a wheel shaft adapter plate (5), a Mecanum wheel (6), a first bearing outer ring end cover (7), a second bearing outer ring end cover (8), a first vehicle body (9), an adapter plate (10), a speed reducer connecting shaft (11), a first locking nut (12), a first double-row angular contact ball bearing (13), a bearing inner ring spacer bush (14), a bearing outer ring spacer bush (15), a second double-row angular contact ball bearing (16), a third double-row angular contact ball bearing (17), a fourth double-row angular contact ball bearing (18), a second locking nut (19), a wheat wheel shaft (20), a hexagon nut (21), a second vehicle body (22), a rectangular spring (23), a spring guide sleeve (24) and a spring guide shaft (25);
the guide rail sliding block (1) is arranged on one side of the first vehicle body (9); the planetary reducer (2) is connected with the adapter plate (10); the servo motor (3) is arranged on the rear side of the planetary reducer (2);
the first double-row angular contact ball bearing (13) and the second double-row angular contact ball bearing (16) are arranged on one side of the wheat shaft (20) through inner rings; the Mecanum wheel (6) is matched with the outer rings of the first double-row angular contact ball bearing (13) and the second double-row angular contact ball bearing (16);
the third double-row angular contact ball bearing (17) and the fourth double-row angular contact ball bearing (18) are arranged on the other side of the wheat shaft (20) through inner rings; the adapter plate (10) is mounted on one side of the guide rail sliding block (1) and can move relative to the first vehicle body (9); the left side of the adapter plate (10) is matched with the outer rings of the third double-row angular contact ball bearing (17) and the fourth double-row angular contact ball bearing (18) and extends to the inner side of the first vehicle body (9);
the speed reducer connecting shaft (11) is arranged on one side of the planetary speed reducer (2) and is in contact with the outer side of the wheat wheel shaft (20);
the spring guide sleeve (24) is arranged at the lower part of the second vehicle body (22); the spring guide shaft (25) is arranged at the upper part of the adapter plate (10) and extends to the inner side of the spring guide sleeve (24); the rectangular spring (23) is arranged between the spring guide sleeve (24) and the spring guide shaft (25); the hexagonal nut (21) is mounted on the upper portion of the spring guide shaft (25) and contacts the second vehicle body (22).
2. Wheat wheel set suitable for installation in narrow spaces, as claimed in claim 1, characterized in that the first double-row angular contact ball bearing (13) and the second double-row angular contact ball bearing (16) are separated by a bearing inner ring spacer (14) and a bearing outer ring spacer (15), symmetrically distributed on both sides of the bearing inner ring spacer (14) and the bearing outer ring spacer (15).
3. Wheelset suitable for narrow space installation according to claim 1, characterized in that the first bearing outer ring end cover (7) is mounted on the side of the mecanum wheel (6) close to the second angular contact ball bearing (16) and is in contact with the outer ring of the second angular contact ball bearing (16);
and the second bearing outer ring end cover (8) is arranged on one side of the adapter plate (10) close to the third double-row angular contact ball bearing (17) and is in contact with the outer ring of the third double-row angular contact ball bearing (17).
4. Wheel set suitable for narrow space installation according to claim 1, characterized in that the first locking nut (12) is mounted on the side of the wheel axle (20) close to the first double row angular contact ball bearing (13) and is in contact with the inner ring of the first double row angular contact ball bearing (13);
the second locking nut (19) is installed on one side, close to the fourth double-row angular contact ball bearing (18), of the wheat shaft (20) and is in contact with an inner ring of the fourth double-row angular contact ball bearing (18).
5. Wheel set for a narrow space installation according to claim 1, characterized in that the first double-row angular contact ball bearing (13) and the second double-row angular contact ball bearing (16) are mounted on one side of the wheel axle (20) by means of an inner ring, and in normal operation, the outer ring is fixed to rotate.
6. Wheat wheel set suitable for installation in narrow spaces, according to claim 1, characterized in that the third double row angular contact ball bearing (17) and the fourth double row angular contact ball bearing (18) are mounted on the other side of the wheat wheel shaft (20) by means of an inner ring, and in normal operation, the outer ring is fixed and the inner ring rotates.
CN202122525687.9U 2021-10-20 2021-10-20 Wheat wheel group suitable for installation in narrow space Active CN216401148U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202122525687.9U CN216401148U (en) 2021-10-20 2021-10-20 Wheat wheel group suitable for installation in narrow space

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202122525687.9U CN216401148U (en) 2021-10-20 2021-10-20 Wheat wheel group suitable for installation in narrow space

Publications (1)

Publication Number Publication Date
CN216401148U true CN216401148U (en) 2022-04-29

Family

ID=81296225

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202122525687.9U Active CN216401148U (en) 2021-10-20 2021-10-20 Wheat wheel group suitable for installation in narrow space

Country Status (1)

Country Link
CN (1) CN216401148U (en)

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