CN218351030U - Torsional spring direction machine with high sensor coaxiality - Google Patents
Torsional spring direction machine with high sensor coaxiality Download PDFInfo
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- CN218351030U CN218351030U CN202222458314.9U CN202222458314U CN218351030U CN 218351030 U CN218351030 U CN 218351030U CN 202222458314 U CN202222458314 U CN 202222458314U CN 218351030 U CN218351030 U CN 218351030U
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Abstract
The application relates to the technical field of automobile simulators, and provides a torsional spring steering gear with a high sensor coaxiality, which comprises a steering shaft, a steering wheel, a torque sensor, a connecting assembly and a coupler, wherein the steering shaft, the steering wheel, the torque sensor, the connecting assembly and the coupler are coaxially arranged; the connecting component is of a circular tubular structure and is provided with a coaxial cylindrical inner cavity, one end of the connecting component is connected with the torque sensor, and a transmission shaft of the torque sensor is coaxial with the connecting component and extends into the inner cavity of the connecting component; the other end of the connecting component is coaxially provided with a bearing, the bearing is coaxially connected with a direction shaft, one end of the direction shaft extends into the inner cavity of the connecting component, and the other end of the direction shaft is connected with a steering wheel; and the shaft coupling is arranged in the inner cavity of the connecting component, and two ends of the shaft coupling are respectively connected with the direction shaft and the transmission shaft of the torque sensor. The direction shaft and the transmission shaft of the torque sensor are coaxially connected through the coupler, so that the transmission shaft and the direction shaft have higher coaxiality, and the detection precision of the torque sensor is improved.
Description
Technical Field
The utility model belongs to the technical field of automobile simulator, concretely relates to torsional spring direction machine that sensor axiality is high.
Background
The existing torsion spring steering machine used for the automobile driving simulator comprises a steering wheel and a main shaft (or a steering shaft) connected with the steering wheel. In order to detect the steering angle and torque of the steering wheel, it is inevitably necessary to provide a torque sensor in the steering gear, the torque sensor converting the torque into a torsional stress or a torsional angle by a torsion shaft and then into an electric signal having a certain relationship with the torque. In the prior art, the torque sensor is directly installed at one end of the main shaft, but the existing assembly structure is difficult to ensure that the torque sensor and the main shaft have higher assembly precision, and the condition that the central shaft of the torque sensor and the central shaft of the main shaft are not on the same axis often occurs, so that the detection precision is low.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome above-mentioned technical problem not enough, provide a torsional spring direction machine that sensor axiality is high, realize the coaxial coupling of sensor and main shaft through coupling assembling and shaft coupling, improve the sensor of direction machine and the axiality of main shaft.
The utility model provides a torsional spring steering gear with high sensor coaxiality, which comprises a steering shaft, a steering wheel, a torque sensor, a connecting component and a coupling which are coaxially arranged;
the connecting component is of a circular tubular structure and is provided with a coaxial cylindrical inner cavity, one end of the connecting component is connected with the torque sensor, and a transmission shaft of the torque sensor is coaxial with the connecting component and extends into the inner cavity of the connecting component; the other end of the connecting component is coaxially provided with a bearing, the bearing is coaxially connected with the direction shaft, one end of the direction shaft extends into the inner cavity of the connecting component, and the other end of the direction shaft is connected with the steering wheel;
and the shaft coupling is arranged in the inner cavity of the connecting component, and two ends of the shaft coupling are respectively connected with the direction shaft and the transmission shaft of the torque sensor.
Further, the connecting assembly comprises a first connecting piece and a second connecting piece which are coaxial; the first connecting piece comprises a first body, a first circular part and a first semicircular part; the first body is of a semicircular pipe structure, and the coupler is coaxially arranged in the first body; the first circular ring part and the first semicircular ring part are respectively and coaxially arranged at two axial ends of the first body; the first annular part is coaxially connected with the torque sensor; the second connecting piece comprises a second semicircular ring part, the second semicircular ring part and the opening of the first semicircular ring part are oppositely arranged and are in buckled connection to form a second circular ring part of a complete circular ring, the bearing is coaxially arranged in the second circular ring part, and the first semicircular ring part and the second semicircular ring part of the second circular ring part clamp the bearing.
Further, the radial end of the first body is provided with a viewing aperture.
Further, torsional spring direction machine still includes the sensor mounting panel, the sensor mounting panel with first ring portion is connected, torque sensor installs back to of sensor mounting panel the one end of first ring portion.
Furthermore, the torsion spring steering gear further comprises a pipe column, a butt plate and a steering gear rack, wherein the pipe column is coaxially sleeved outside the steering shaft, and a bearing is coaxially arranged between the steering shaft and the pipe column; one end of the pipe column, which is far away from the steering wheel, is connected with the butt joint plate, the butt joint plate is used for being connected with the steering gear rack, and the steering shaft penetrates through the butt joint plate.
The beneficial effects of the utility model are that: the torque sensor and the direction shaft of the torsion spring direction machine are coaxially connected through the connecting component, and the direction shaft and the transmission shaft of the torque sensor are coaxially connected through the coupler, so that the transmission shaft and the direction shaft have higher coaxiality, and the detection precision of the torque sensor is improved.
Drawings
Fig. 1 is the perspective structure schematic diagram of the torsional spring direction machine with high sensor coaxiality of the present invention.
Fig. 2 is a schematic diagram of a partially enlarged structure of the torque sensor hidden in fig. 1.
Fig. 3 is a schematic structural view of the second connector shown in fig. 2 after being hidden.
Fig. 4 is an enlarged structural schematic diagram of the first connecting member in fig. 3.
Fig. 5 is a schematic view of another view angle of fig. 4.
In the figure, a steering shaft 1, a steering wheel 2, a torque sensor 3, a coupling 4, a first connecting piece 5, a first body 51, an observation hole 511, a first circular ring part 52, a first semicircular ring part 53, a second connecting piece 6, a second semicircular ring part 61, a sensor mounting plate 7, a column 8, a butt plate 9 and a bearing 10 are shown.
Detailed Description
The invention is described in further detail below with reference to the figures and the specific embodiments.
Referring to fig. 1-5, the utility model provides a torsional spring direction machine that sensor axiality is high, including coaxial direction axle, steering wheel, torque sensor, coupling assembling and the shaft coupling that sets up.
The connecting component is of a circular tubular structure and is provided with a coaxial cylindrical inner cavity, one end of the connecting component is connected with the torque sensor, and a transmission shaft of the torque sensor is coaxial with the connecting component and extends into the inner cavity of the connecting component; the other end of coupling assembling is coaxial to be provided with the bearing, bearing coaxial coupling the direction axle, the one end of direction axle stretches into to in the inner chamber of coupling assembling, the other end of direction axle is connected the steering wheel.
And the shaft coupling is arranged in the inner cavity of the connecting component, and two ends of the shaft coupling are respectively connected with the direction shaft and the transmission shaft of the torque sensor. It should be noted that the torque sensor includes at least a housing and a transmission shaft. The torque sensor is a prior art, and the present embodiment is not limited to the structure thereof.
The connecting component connects the direction shaft and the shell of the torque sensor coaxially, so that the stability of the main structure of the direction shaft and the shell of the torque sensor in the movement process of the direction shaft and the shell of the torque sensor are ensured, and the direction shaft and the torque sensor have higher coaxiality by connecting the direction shaft extending into the inner cavity of the connecting component and the transmission shaft of the torque sensor through the coupler. In addition, the overhanging part of the direction shaft extending into the cylindrical inner cavity is connected with a transmission shaft of the torque sensor through the coupler, and the torque sensor is connected with the connecting assembly, so that the overhanging part of the direction shaft has smaller radial run-out under the connecting and supporting action of the connecting assembly, the influence on the torque sensor is smaller, and the overhanging part and the torque sensor can always keep a highly coaxial connecting state.
The connecting component comprises a first connecting piece and a second connecting piece which are coaxial; the first connecting piece comprises a first body, a first circular ring part and a first semicircular ring part; the first body is of a semicircular pipe structure, and the coupler is coaxially arranged in the first body; the first circular ring part and the first semicircular ring part are respectively coaxially arranged at two axial ends of the first body; the first annular part is coaxially connected with the torque sensor; the second connecting piece comprises a second semicircular part, the second semicircular part and the opening of the first semicircular part are oppositely arranged and are in buckled connection to form a second circular part of a complete circular ring, the bearing is coaxially arranged in the second circular part, and the first semicircular part and the second semicircular part of the second circular part clamp the bearing. First semicircle ring portion passes through bolted connection with second semicircle ring portion, and is corresponding, is provided with relative bolt hole on first semicircle ring portion and second semicircle ring portion.
The radial end of the first body is provided with an observation hole. The observation hole is convenient for install and dismantle the shaft coupling, and is convenient for overhaul and maintain, and in addition, when also being convenient for observe the direction axle and rotate, whether centrifugal motion exists in shaft coupling department, is convenient for judge whether the shaft coupling is with torque sensor and direction hub connection stability.
Torsional spring direction machine still includes the sensor mounting panel, the sensor mounting panel with first ring portion is connected, torque sensor installs the back of sensor mounting panel is to the one end of first ring portion.
The torsion spring steering gear further comprises a pipe column, a butt plate and a steering gear rack, wherein the pipe column is coaxially sleeved outside the steering shaft, and a bearing is coaxially arranged between the steering shaft and the pipe column; one end of the pipe column, which is far away from the steering wheel, is connected with the butt joint plate, the butt joint plate is used for being connected with the steering gear rack, and the steering shaft penetrates through the butt joint plate. The connecting component is arranged on one side, back to the steering wheel, of the butt joint plate.
Above only the utility model discloses an it is preferred embodiment, the utility model discloses a scope of protection not only limits in above-mentioned embodiment, and the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that modifications and embellishments within the scope of the present disclosure may be made by those skilled in the art without departing from the principles of the present disclosure.
Claims (5)
1. A torsion spring steering gear with a high sensor coaxiality is characterized by comprising a steering shaft, a steering wheel, a torque sensor, a connecting component and a coupler which are coaxially arranged;
the connecting component is of a circular tubular structure and is provided with a coaxial cylindrical inner cavity, one end of the connecting component is connected with the torque sensor, and a transmission shaft of the torque sensor is coaxial with the connecting component and extends into the inner cavity of the connecting component; the other end of the connecting component is coaxially provided with a bearing, the bearing is coaxially connected with the direction shaft, one end of the direction shaft extends into the inner cavity of the connecting component, and the other end of the direction shaft is connected with the steering wheel;
and the shaft coupling is arranged in the inner cavity of the connecting component, and two ends of the shaft coupling are respectively connected with the direction shaft and the transmission shaft of the torque sensor.
2. The torsion spring traversing machine according to claim 1, wherein the connecting assembly comprises a first connecting member and a second connecting member which are coaxial; the first connecting piece comprises a first body, a first circular ring part and a first semicircular ring part; the first body is of a semicircular pipe structure, and the coupler is coaxially arranged in the first body; the first circular ring part and the first semicircular ring part are respectively coaxially arranged at two axial ends of the first body; the first annular part is coaxially connected with the torque sensor; the second connecting piece comprises a second semicircular part, the second semicircular part and the opening of the first semicircular part are oppositely arranged and are in buckled connection to form a second circular part of a complete circular ring, the bearing is coaxially arranged in the second circular part, and the first semicircular part and the second semicircular part of the second circular part clamp the bearing.
3. The high sensor coaxiality torsion spring direction machine according to claim 2, wherein the radial end of the first body is provided with a viewing aperture.
4. The torsion spring steering gear with high sensor coaxiality according to claim 2, further comprising a sensor mounting plate, wherein the sensor mounting plate is connected with the first circular ring portion, and the torque sensor is mounted at one end of the sensor mounting plate, which is opposite to the first circular ring portion.
5. The torsion spring steering gear with the high sensor coaxiality according to claim 2, characterized in that the torsion spring steering gear further comprises a pipe column, a butt plate and a steering gear rack, wherein the pipe column is coaxially sleeved outside the steering shaft, and a bearing is coaxially arranged between the steering shaft and the pipe column; one end of the pipe column, which is far away from the steering wheel, is connected with the butt joint plate, the butt joint plate is used for being connected with the steering gear rack, and the steering shaft penetrates through the butt joint plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222458314.9U CN218351030U (en) | 2022-09-16 | 2022-09-16 | Torsional spring direction machine with high sensor coaxiality |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222458314.9U CN218351030U (en) | 2022-09-16 | 2022-09-16 | Torsional spring direction machine with high sensor coaxiality |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218351030U true CN218351030U (en) | 2023-01-20 |
Family
ID=84917736
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222458314.9U Active CN218351030U (en) | 2022-09-16 | 2022-09-16 | Torsional spring direction machine with high sensor coaxiality |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218351030U (en) |
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2022
- 2022-09-16 CN CN202222458314.9U patent/CN218351030U/en active Active
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