CN218316889U - Recirculating ball steering gear assembly - Google Patents
Recirculating ball steering gear assembly Download PDFInfo
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- CN218316889U CN218316889U CN202222003100.2U CN202222003100U CN218316889U CN 218316889 U CN218316889 U CN 218316889U CN 202222003100 U CN202222003100 U CN 202222003100U CN 218316889 U CN218316889 U CN 218316889U
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Abstract
The utility model discloses a recirculating ball steering gear assembly, it includes: the steering mechanism comprises a shell, a connecting arm and a steering arm; the top fixedly connected with solid fixed cylinder of casing, the inside of solid fixed cylinder is rotated and is connected with the pivot, the interior bottom of casing is rotated and is connected with ball screw to ball screw's top and pivot fixed connection, ball screw's global threaded connection has ball nut, fixedly connected with pinion rack on ball nut's the lateral wall, it is connected with the output shaft to rotate on the preceding inner wall of casing, fixedly connected with gear on the global of output shaft to the gear is located the inside of casing, gear and pinion rack meshing, the rear end of output shaft is rotated and is connected with adjusting screw to adjusting screw and casing threaded connection. Through setting up adjusting screw, be convenient for carry out axial adjustment to the output shaft to adjust the clearance between gear and the pinion rack, make gear and pinion rack interlock complete, thereby improve the stability of steering arm.
Description
Technical Field
The utility model relates to a steering gear technical field, in particular to circulation ball steering gear assembly.
Background
The steering gear is used for properly converting steering torque and steering angle from a steering wheel and outputting the steering torque and steering angle to a steering linkage mechanism, so that the tricycle is steered.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to solve one of the technical problem that exists among the prior art at least, provide a circulation ball steering gear assembly, through setting up adjusting screw, be convenient for carry out the axial adjustment to the output shaft to adjust the clearance between gear and the pinion rack, make gear and pinion rack interlock complete, thereby improve the stability of steering arm.
To achieve the above object, there is provided a recirculating ball redirector assembly, comprising: the steering mechanism comprises a shell, a connecting arm and a steering arm;
the top of the shell is fixedly connected with a fixed cylinder, the interior of the fixed cylinder is rotatably connected with a rotating shaft, the inner bottom of the shell is rotatably connected with a ball screw, the top end of the ball screw is fixedly connected with the rotating shaft, a ball nut is in threaded connection with the peripheral surface of the ball screw, a toothed plate is fixedly connected with the side wall of the ball nut, an output shaft is rotatably connected with the front inner wall of the shell, a gear is fixedly connected with the peripheral surface of the output shaft and is positioned in the shell, the gear is meshed with the toothed plate, the rear end of the output shaft is rotatably connected with an adjusting screw, the adjusting screw is in threaded connection with the shell, a third fastening nut is in threaded connection with the peripheral surface of the adjusting screw, and the third fastening nut is positioned at the rear side of the shell;
the utility model discloses a quick-witted output shaft, including output shaft, connecting arm, threaded rod, second fastening nut, universal bulb, the front end fixedly connected with output arm of output shaft to the output arm is located the front side of casing, the equal threaded connection in both ends of connecting arm has the threaded rod, the threaded rod is kept away from the universal bulb of one end fixedly connected with of connecting arm, threaded connection has the second fastening nut on the global of threaded rod, the left end of connecting arm is connected with the output arm through universal bulb, the right-hand member of connecting arm is connected with the arm that turns to through universal bulb.
According to the recirculating ball steering gear assembly, a steering wheel mounting groove is formed in the circumferential surface of the rotating shaft, and a first fastening nut is connected to the top end of the rotating shaft in a threaded mode. The steering wheel is convenient to mount and fix.
According to the recirculating ball steering gear assembly, the limiting groove is formed in the shell, and the ball nut is connected to the limiting groove in a sliding mode. The limiting device is used for limiting the ball nut and enabling the ball nut to move up and down.
According to the recirculating ball steering gear assembly, the oil filling hole is formed in the left side wall of the shell, and the top end of the oil filling hole is connected with the oil seal in a threaded mode. And lubricating oil can be conveniently added.
According to the recirculating ball steering gear assembly, the rear end of the adjusting screw is provided with a straight opening. The linear screwdriver is convenient to control the adjusting screw to rotate.
The beneficial effect that above-mentioned scheme has: through setting up adjusting screw, be convenient for carry out axial adjustment to the output shaft to adjust the clearance between gear and the pinion rack, make gear and pinion rack interlock complete, thereby improve the stability of steering arm.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The present invention will be further described with reference to the accompanying drawings and examples;
FIG. 1 is a front cross-sectional view of a recirculating ball diverter assembly according to the present invention;
FIG. 2 is a schematic diagram of the structure A in FIG. 1;
fig. 3 is a schematic view of the overall structure of the recirculating ball steering gear assembly of the present invention.
Illustration of the drawings:
1. a housing; 2. a fixed cylinder; 3. a rotating shaft; 4. a steering wheel mounting groove; 5. a first fastening nut; 6. a ball screw; 7. a ball nut; 8. an output shaft; 9. a gear; 10. an output arm; 11. a connecting arm; 12. a threaded rod; 13. a universal ball head; 14. a second fastening nut; 15. a steering arm; 16. adjusting the screw rod; 17. an oil filling hole; 18. a third fastening nut; 19. a toothed plate.
Detailed Description
This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.
Referring to fig. 1-3, an embodiment of the present invention provides a recirculating ball steering gear assembly, which includes: the housing 1, the connecting arm 11 and the steering arm 15;
the top of the shell 1 is fixedly connected with a fixed cylinder 2, the inside of the fixed cylinder 2 is rotatably connected with a rotating shaft 3, the inner bottom of the shell 1 is rotatably connected with a ball screw 6, the top end of the ball screw 6 is fixedly connected with the rotating shaft 3, a ball nut 7 is in threaded connection with the circumferential surface of the ball screw 6, the friction resistance between the ball screw 6 and the ball nut 7 is small, the friction loss is reduced, a toothed plate 19 is fixedly connected with the side wall of the ball nut 7, the toothed plate 19 is matched with the gear 9, the ball screw 6 is convenient to control the output shaft 8 to rotate, an output shaft 8 is rotatably connected with the front inner wall of the shell 1, the circumferential surface of the output shaft 8 is fixedly connected with the gear 9, the gear 9 is positioned inside the shell 1, the gear 9 is meshed with the toothed plate 19, the rear end of the output shaft 8 is rotatably connected with an adjusting screw 16, the adjusting screw 16 is used for controlling the output shaft 8 to axially move, the gap between the gear 9 and the toothed plate 19 is adjusted, so that the gear 9 is completely meshed with the toothed plate 19, thereby improving the stability of the steering arm 15, and the adjusting screw 16 is in threaded connection with the shell 1, a third fastening nut 18 is fastened on the circumferential surface of the adjusting screw 18, and the adjusting screw 18 is fastened after the adjusting screw 16 is fastened, the adjusting nut is fastened on the shell 1;
output shaft 8's front end fixedly connected with output arm 10, and output arm 10 is located the front side of casing 1, the equal threaded connection in both ends of linking arm 11 has threaded rod 12, threaded rod 12's setting, be convenient for adjust universal bulb 13's position, threaded rod 12 keeps away from the universal bulb 13 of one end fixedly connected with of linking arm 11, threaded rod 12 is global to go up threaded connection has second fastening nut 14, when universal bulb 13 adjusts suitable position, fix threaded rod 12 through second fastening nut 14, the left end of linking arm 11 is connected with output arm 10 through universal bulb 13, the right-hand member of linking arm 11 passes through universal bulb 13 and is connected with steering arm 15.
Be provided with steering wheel mounting groove 4 on the global of pivot 3, an installation for the steering wheel, the top threaded connection of pivot 3 has first fastening nut 5, first fastening nut 5 is used for fixing the steering wheel, the inside of casing 1 is provided with the spacing groove, and ball nut 7 sliding connection is in the inside of spacing groove, the spacing groove is used for ball nut 7 spacing, make ball nut 7 slide from top to bottom, the left side wall of casing 1 is provided with tank filler hole 17, add lubricating oil toward the inside of casing 1 through tank filler hole 17, and the top threaded connection of tank filler hole 17 has the oil blanket, adjusting screw 16's rear end is provided with a word mouth, be convenient for use a word screwdriver control adjusting screw 16 rotates.
The working principle is as follows: when the tricycle steering device is used, firstly, a steering wheel is fixed inside a steering wheel mounting groove 4 through a first fastening nut 5, then a steering wheel control rotating shaft 3 drives a ball screw 6 to rotate, a ball nut 7 drives a toothed plate 19 to move up and down, so that a control gear 9 drives an output shaft 8 to rotate, and then a steering arm 15 is controlled to rotate under the action of a connecting arm 11, so that steering of a tricycle is completed.
The embodiments of the present invention have been described in detail with reference to the drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.
Claims (5)
1. A recirculating ball diverter assembly, comprising: the device comprises a shell (1), a connecting arm (11) and a steering arm (15);
the top of the shell (1) is fixedly connected with a fixed cylinder (2), the inside of the fixed cylinder (2) is rotatably connected with a rotating shaft (3), the inner bottom of the shell (1) is rotatably connected with a ball screw (6), the top end of the ball screw (6) is fixedly connected with the rotating shaft (3), the peripheral surface of the ball screw (6) is in threaded connection with a ball nut (7), the side wall of the ball nut (7) is fixedly connected with a toothed plate (19), the front inner wall of the shell (1) is rotatably connected with an output shaft (8), the peripheral surface of the output shaft (8) is fixedly connected with a gear (9), the gear (9) is located inside the shell (1), the gear (9) is meshed with the toothed plate (19), the rear end of the output shaft (8) is rotatably connected with an adjusting screw (16), the adjusting screw (16) is in threaded connection with the shell (1), the peripheral surface of the adjusting screw (16) is in threaded connection with a third fastening nut (18), and the third fastening nut (18) is located at the rear side of the shell (1);
the utility model discloses a steering mechanism, including output shaft (8), output arm (10) and threaded rod (12), the equal threaded connection in both ends of linking arm (11) has threaded rod (12), the universal bulb of one end fixedly connected with (13) of linking arm (11) are kept away from in threaded rod (12), threaded rod (12) is global to go up threaded connection has second fastening nut (14), the left end of linking arm (11) is passed through universal bulb (13) and is connected with output arm (10), the right-hand member of linking arm (11) is passed through universal bulb (13) and is connected with steering arm (15).
2. A recirculating ball steering gear assembly according to claim 1, wherein the rotating shaft (3) is provided with a steering wheel mounting groove (4) on its circumferential surface, and the top end of the rotating shaft (3) is threadedly connected with a first fastening nut (5).
3. A recirculating ball diverter assembly according to claim 1, wherein the housing (1) is provided with a retaining groove in the interior thereof and the ball nut (7) is slidably connected in the interior of the retaining groove.
4. A recirculating ball steering gear assembly according to claim 1, wherein the left side wall of the housing (1) is provided with a filler hole (17), and an oil seal is screwed to the top end of the filler hole (17).
5. A recirculating ball diverter assembly according to claim 1, wherein the rear end of the adjustment screw (16) is provided with a socket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222003100.2U CN218316889U (en) | 2022-08-01 | 2022-08-01 | Recirculating ball steering gear assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222003100.2U CN218316889U (en) | 2022-08-01 | 2022-08-01 | Recirculating ball steering gear assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218316889U true CN218316889U (en) | 2023-01-17 |
Family
ID=84874994
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222003100.2U Active CN218316889U (en) | 2022-08-01 | 2022-08-01 | Recirculating ball steering gear assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218316889U (en) |
-
2022
- 2022-08-01 CN CN202222003100.2U patent/CN218316889U/en active Active
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