阅读说明：本技术 一种复合调节机构 (Composite adjusting mechanism ) 是由 何燕燕 于 2021-10-28 设计创作，主要内容包括：本发明涉及一种复合调节机构,水平支架连接固定在车身上保持不动,旋转机构和水平电机总成分别安装在水平支架上并通过水平电机总成来驱动旋转机构沿着纵向移动,旋转机构包括曲柄滑块机构和旋转电机总成,屏幕安装在曲柄滑块机构上,旋转电机总成与曲柄滑块机构连接以驱动屏幕绕竖直方向旋转,水平电机总成通过丝杆与曲柄滑块机构连接以驱动屏幕沿着纵向移动。根据本发明的复合调节机构,水平电机总成通过丝杆与曲柄滑块机构连接以驱动屏幕沿着纵向移动,旋转电机总成与曲柄滑块机构连接以驱动屏幕绕竖直方向旋转,整体结构运行稳定且精度高,可以同时实现稳定的纵向x平移和绕竖直方向z旋转,提供更智能、更个性化的客户体验。(The invention relates to a composite adjusting mechanism, wherein a horizontal bracket is fixedly connected on a vehicle body and keeps still, a rotating mechanism and a horizontal motor assembly are respectively arranged on the horizontal bracket and drive the rotating mechanism to move along the longitudinal direction through the horizontal motor assembly, the rotating mechanism comprises a slider-crank mechanism and a rotating motor assembly, a screen is arranged on the slider-crank mechanism, the rotating motor assembly is connected with the slider-crank mechanism to drive the screen to rotate around the vertical direction, and the horizontal motor assembly is connected with the slider-crank mechanism through a screw rod to drive the screen to move along the longitudinal direction. According to the composite adjusting mechanism, the horizontal motor assembly is connected with the slider-crank mechanism through the screw rod to drive the screen to move longitudinally, the rotating motor assembly is connected with the slider-crank mechanism to drive the screen to rotate around the vertical direction, the whole structure is stable in operation and high in precision, stable longitudinal x translation and stable rotation around the vertical direction z can be achieved at the same time, and more intelligent and personalized customer experience is provided.)

1. A composite adjusting mechanism is characterized by comprising a horizontal support, a rotating mechanism and a horizontal motor assembly, wherein the horizontal support is fixedly connected to a vehicle body and keeps still, the rotating mechanism and the horizontal motor assembly are respectively installed on the horizontal support and drive the rotating mechanism to move longitudinally through the horizontal motor assembly, the rotating mechanism comprises a slider-crank mechanism and a rotating motor assembly, a screen is installed on the slider-crank mechanism, the rotating motor assembly is connected with the slider-crank mechanism to drive the screen to rotate in the vertical direction, and the horizontal motor assembly is connected with the slider-crank mechanism through a lead screw to drive the screen to move longitudinally.

2. The compound adjustment mechanism of claim 1, wherein the horizontal support comprises a frame and two slide rails fixed to the frame and cooperating with the rotation mechanism to support and limit longitudinal movement of the rotation mechanism.

3. The compound adjustment mechanism of claim 2, wherein the rotation mechanism has a longitudinally extending guide slot, the slide rail being received in the guide slot to define a path of travel of the rotation mechanism by cooperation of the slide rail and the guide slot.

4. The compound adjustment mechanism of claim 3, wherein the cross-section of the slide rail is rectangular, dove-tail, or V-shaped.

5. The compound adjustment mechanism of claim 2, wherein the frame is formed of a deformable material.

6. The compound adjustment mechanism of claim 2, wherein the slide is a cylindrical slide longitudinally disposed through the frame.

7. The compound adjustment mechanism of claim 6, wherein the rotation mechanism has a guide hole structure through which a slide rail extends to support and limit longitudinal movement of the rotation mechanism.

8. The compound adjustment mechanism of claim 6, wherein the horizontal support further comprises a snap spring and a wave spring disposed at both ends of the slide rail outside the frame to define the axial play of the slide rail.

9. The compound adjustment mechanism of claim 1, wherein the horizontal support further comprises a horizontal stop mounted on the frame to define a limit of travel of the rotation mechanism.

10. The compound adjustment mechanism of claim 1, wherein the slider-crank mechanism comprises a frame, a crank and a connecting rod, the frame being longitudinally movably mounted on the horizontal support, the crank being rotatably mounted on the frame by a first connecting shaft, the screen being mounted on the connecting rod, the connecting rod being rotatably mounted on the crank by a second connecting shaft, the connecting rod being movably and rotatably mounted on the frame by a slider and a third connecting shaft.

11. The compound adjustment mechanism of claim 10, wherein the frame has a threaded spindle configuration, and the motor spindle of the horizontal motor assembly is inserted into the threaded spindle configuration to drive the frame to move longitudinally relative to the horizontal support.

12. The compound adjustment mechanism of claim 10, wherein the crank has a motor shaft mating hole into which a motor output shaft of the rotary motor assembly is inserted to drive rotation of the crank.

13. The compound adjustment mechanism of claim 12 wherein the motor output shaft is a square shaft and the motor shaft mating bore is a square shaft mating bore.

14. The compound adjustment mechanism of claim 10 wherein the frame has a boss, the crank has a vertical portion and two horizontal plates extending from the vertical portion in parallel spaced vertically, the boss being interposed between the two horizontal plates.

15. The compound adjustment mechanism of claim 14, wherein the housing provides two rotation stop points on either side of the protrusion, the contact of the upright with each rotation stop point defining a range of rotation of the screen.

Technical Field

The invention relates to rotation adjustment of a central control screen of an automobile, in particular to a compound adjusting mechanism.

Background

Vehicles are usually described by means of three spatial directions extending perpendicularly to one another, wherein the longitudinal direction (i.e. the x direction) corresponds in the horizontal orientation to the direction of travel of the vehicle, the transverse direction (i.e. the y direction) is perpendicular in the horizontal orientation to the x direction and to the width direction of the vehicle, and the vertical direction (i.e. the z direction) corresponds to the height direction of the vehicle and to the x and y directions. The automobile rotating screen in the prior art has various motion modes, but at present, a screen mechanism which synchronously moves with a seat slide rail (namely, translates along the x direction) and can compositely move around the z direction does not exist, and the switching of the main driving and auxiliary driving visual angles cannot be realized according to different seat positions.

Disclosure of Invention

In order to solve the problem that the screen configuration which does not satisfy the composite motion of the longitudinal direction x and the vertical direction z in the prior art is not provided, the invention provides a composite adjusting mechanism.

The composite adjusting mechanism comprises a horizontal support, a rotating mechanism and a horizontal motor assembly, wherein the horizontal support is fixedly connected to a vehicle body and keeps still, the rotating mechanism and the horizontal motor assembly are respectively installed on the horizontal support and drive the rotating mechanism to move along the longitudinal direction through the horizontal motor assembly, the rotating mechanism comprises a crank slider mechanism and a rotating motor assembly, a screen is installed on the crank slider mechanism, the rotating motor assembly is connected with the crank slider mechanism to drive the screen to rotate around the vertical direction, and the horizontal motor assembly is connected with the crank slider mechanism through a screw rod to drive the screen to move along the longitudinal direction (namely the x direction).

Preferably, the horizontal support comprises a frame and two sliding rails fixed on the frame and cooperating with the rotation mechanism to support and limit the longitudinal movement of the rotation mechanism.

Preferably, the rotating mechanism has a longitudinally extending guide slot, the slide rail being received in the guide slot to define the locus of movement of the rotating mechanism by cooperation of the slide rail and the guide slot.

Preferably, the cross-section of the slide rail is rectangular, dovetail or V-shaped.

Preferably, the frame is formed from a deformable material.

Preferably, the slide rail is a cylindrical slide rail longitudinally penetrating the frame.

Preferably, the rotary mechanism has a guide hole structure through which the slide rail extends to support and define the longitudinal movement of the rotary mechanism.

Preferably, the horizontal bracket further comprises a snap spring and a wave spring which are arranged at two ends of the sliding rail outside the frame to limit the axial movement of the sliding rail.

Preferably, the horizontal support further comprises a horizontal stop mounted on the frame to define the limits of movement of the rotary mechanism.

Preferably, the slider-crank mechanism comprises a frame, a crank and a connecting rod, the frame is longitudinally movably mounted on the horizontal support, the crank is rotatably mounted on the frame through a first connecting shaft, the screen is mounted on the connecting rod, the connecting rod is rotatably mounted on the crank through a second connecting shaft, and the connecting rod is movably and rotatably mounted on the frame through a slider and a third connecting shaft.

Preferably, the frame has a screw threaded hole structure into which a motor screw of the horizontal motor assembly is inserted to drive the frame to move in a longitudinal direction with respect to the horizontal bracket.

Preferably, the crank has a motor shaft fitting hole into which a motor output shaft of the rotating motor assembly is inserted to drive rotation of the crank.

Preferably, the motor output shaft is a square shaft, and the motor shaft matching hole is a square shaft matching hole.

Preferably, the frame has a boss, the crank has a vertical portion and two horizontal plates extending from the vertical portion in parallel spaced vertically, with the boss interposed between the two horizontal plates.

Preferably, the frame provides two rotation stop points on both sides of the convex portion, and the contact of the vertical portion with each rotation stop point defines the rotation range of the screen.

According to the composite adjusting mechanism, the horizontal motor assembly is connected with the slider-crank mechanism through the screw rod to drive the screen to move along the longitudinal direction (namely the x direction), the rotating motor assembly is connected with the slider-crank mechanism to drive the screen to rotate around the vertical direction (namely the z direction), the whole structure is stable in operation and high in precision, stable longitudinal x translation and stable rotation around the vertical direction z can be achieved at the same time, and more intelligent and personalized customer experience is provided.

Drawings

FIG. 1 is a schematic diagram of the overall construction of a compound adjustment mechanism according to a preferred embodiment of the present invention;

FIG. 2 is an exploded view of the compound adjustment mechanism of FIG. 1;

figure 3 is an exploded view of the rotary mechanism of figure 2;

FIG. 4 illustrates a partial cross-sectional view of the slide rail and guide channel of the compound adjustment mechanism of FIG. 1;

FIG. 5A is a cross-sectional view of the slide rail of FIG. 4;

FIG. 5B is a cross-sectional view of a slide rail according to another preferred embodiment of the present invention;

FIG. 6 is a bottom view of the compound adjustment mechanism of FIG. 1;

FIG. 7 illustrates various states of motion of the compound adjustment mechanism of FIG. 1;

FIG. 8 is a schematic diagram of the kinematic state of the compound adjustment mechanism of FIG. 1;

FIG. 9 is a schematic view of the overall construction of a compound adjustment mechanism according to another preferred embodiment of the present invention;

FIG. 10 is an exploded view of the compound adjustment mechanism of FIG. 9;

fig. 11 is a bottom view of the compound adjustment mechanism of fig. 9.

Detailed Description

The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings.

Example 1

As shown in fig. 1, the complex adjustment mechanism a according to the present embodiment is used to support the screen B and make the screen B movable in the longitudinal direction x and rotatable about the vertical direction z.

As shown in fig. 2, the compound adjusting mechanism a includes a horizontal bracket 1, a rotating mechanism 2 and a horizontal motor assembly 3, wherein the horizontal bracket 1 is fixedly connected to the vehicle body and remains stationary, the rotating mechanism 2 is mounted on the horizontal bracket 1 and can move in a translational manner on the horizontal bracket 1, and the horizontal motor assembly 3 is also mounted on the horizontal bracket 1 to drive the rotating mechanism 2 to move along the longitudinal direction x through the horizontal motor assembly 3. Referring to fig. 3, the rotating mechanism 2 includes a slider-crank mechanism 21 and a rotating motor assembly 22, referring back to fig. 2, the screen B is mounted on the slider-crank mechanism 21, the rotating motor assembly 22 is connected to the slider-crank mechanism 21 to drive the screen B to rotate around the vertical direction z, and the horizontal motor assembly 3 is connected to the slider-crank mechanism 21 through a lead screw 3a to drive the screen B to move along the longitudinal direction x.

As shown in fig. 3, the crank block mechanism 21 includes a frame 211, a crank 212 and a connecting rod 213, wherein the frame 211 is movably mounted on the horizontal bracket 1 (see fig. 2) along the longitudinal direction x, the bottom of the frame 211 has a screw threaded hole structure 211a, referring to fig. 2, the motor screw 3a of the horizontal motor assembly 3 is inserted into the screw threaded hole structure 211a to drive the frame 211 to move along the longitudinal direction x relative to the horizontal bracket 1, the crank 212 is rotatably mounted on the frame 211, the bottom of the crank 212 has a motor shaft fitting hole 212a, the motor output shaft 22a of the rotating motor assembly 22 is inserted into the motor shaft fitting hole 212a to drive the crank 212 to rotate, the connecting rod 213 is rotatably mounted on the crank 212, referring to fig. 2, the screen B is fixed on the connecting rod 213 and moves with the connecting rod 213 to rotate around the vertical direction z under the driving of the rotating motor assembly 22. In the present embodiment, the motor output shaft 22a is a square shaft, and the motor shaft fitting hole 212a is a square shaft fitting hole, whereby the shape fitting is achieved. It should be understood that other shafts such as cross and star shafts may be used in the present invention.

Returning to fig. 2, the horizontal support 1 comprises a frame 11, two slide rails 12 and two horizontal stops 13. The frame 11 is U-shaped and comprises two legs extending in the longitudinal direction x and a connecting portion extending in the y-direction connecting the two legs. The two sliding rails 12 are fixedly connected to the inner sides of the legs by screws, respectively, so as to support and limit the movement of the frame 211 relative to the frame 11 along the longitudinal direction x. Two horizontal stoppers 13 are fixedly attached to the inner sides of the legs by screws, respectively, in front of the slide rails 12 to define the moving limit of the frame 211. The horizontal motor assembly 3 is fixed on the connecting part of the frame 11 through screws, and the motor screw rod 3a penetrates through the connecting part of the frame 11 and extends into the space between the two legs.

Specifically, both sides of the frame 211 of the crank block mechanism 21 have guide grooves 211b extending in the longitudinal direction x, and the slide rail 12 is accommodated in the guide grooves 211b, as shown in fig. 4, to define the moving locus of the frame 211 by cooperation of the slide rail 12 and the guide grooves 211 b. In the present embodiment, the cross section of the slide rail 12 is rectangular, as shown in fig. 5A. In another preferred embodiment, the cross-section of the slide rail 12' is dovetail-shaped, as shown in fig. 5B, which can improve the overturn prevention capability of the frame 211. It should be understood that the cross-section of the slide rail may also be, for example, V-shaped. In this embodiment, the frame 11 is a relatively soft aluminum frame, the slide rail 12 is a hard steel rail, and during assembly, in order to ensure the parallelism between the slide rail 12 and the guide groove 211b, the steel slide rail 12 is firstly slid onto the guide groove 211b, and then the slide rail 12 and the aluminum frame 11 are fastened respectively by screws, and the parallelism between the guide groove 211b and the hard steel slide rail 12 during horizontal movement is ensured by deformation of the aluminum frame 11.

Returning to fig. 3, in the present preferred example, the crank block mechanism 21 of the rotating mechanism 2 further includes a first connecting shaft 214 for defining a hinge axis of the crank 212 with respect to the frame 211, and the crank 212 is rotatably mounted on the frame 211 by the first connecting shaft 214. In the present embodiment, the first connecting shaft 214 is a first bolt. The frame 211 has a convex portion 211c protruding in the longitudinal direction x and providing rotation stopping points 211d at both sides of the convex portion 211c, respectively, the crank 212 has a vertical portion 212b extending in the vertical direction z and two horizontal plates 212c protruding perpendicularly and in parallel at a spacing from the vertical portion 212b, the convex portion 211c of the frame 211 is inserted between the two horizontal plates 212c, and the first connecting shaft 214 is installed by being inserted into the two horizontal plates 212c and the convex portion 211 c. The crank slider mechanism 21 further comprises a second connecting shaft 215 for defining a hinge axis of the connecting rod 213 with respect to the crank 212, the connecting rod 213 being rotatably mounted on the crank 212 by means of the second connecting shaft 215. In this embodiment, the second connecting shaft 215 is a second bolt. The second connecting shaft 215 is inserted into the vertical portion 212b of the crank 212 to be mounted. The crank-slider mechanism 21 further includes a third connecting shaft 216 and a slider 217, and referring to fig. 6, the slider 217 is mounted on the frame 211 to be movable longitudinally x, and the third connecting shaft 216 is inserted into the connecting rod 213 and the slider 217 to be mounted so that the connecting rod 213 is rotatably mounted on the frame 211 via the third connecting shaft 216. In this embodiment, the third connecting shaft 216 is a third bolt.

As shown in fig. 7, the screen B can be moved in the longitudinal direction x by the driving of the horizontal motor assembly 3 (see fig. 2), and can also be rotated in the vertical direction z by the driving of the rotating motor assembly 22 (see fig. 3) to realize the switching of the primary driving/secondary driving mode from the middle initial position to the left and right. Specifically, as shown in fig. 8, the motion state of the compound adjustment mechanism a includes: 1) the rotating motor assembly 22 can drive the screen B to rotate around the vertical direction z, and at this time, the frame 211 is kept still; 2) when the horizontal motor assembly 3 drives the motor screw rod 3a to rotate, the frame 211 is driven to move back and forth along the longitudinal direction x, that is, the whole rotating mechanism 2 also moves back and forth along the longitudinal direction x; 3) when the rotating motor assembly 22 and the horizontal motor assembly 3 operate simultaneously, the screen B can realize a compound motion of rotating around the vertical direction z and translating along the longitudinal direction x.

Example 2

As shown in fig. 9 and 10, the overall structure of the composite adjusting mechanism a ' according to the present embodiment is substantially the same as that of embodiment 1, and the difference is only in the installation manner of the rotating mechanism 2 ' on the horizontal bracket 1 ', and only the difference will be specifically described below, and the parts that are the same as those of embodiment 1 will not be described again.

The horizontal support 1 ' comprises a frame 11 ' and two slide rails 12 '. The slide rail 12 'is a cylindrical slide rail, which is arranged through the frame 11' along the longitudinal direction x.

The frame 211 ' of the rotation mechanism 2 ' has guide hole structures 211b ' at both sides, and the slide rail 12 ' extends through the guide hole structures 211b ' so as to support and limit the movement of the frame 211 ' relative to the frame 11 ' along the longitudinal direction x.

Specifically, the frame 11 'has a first mounting hole 11 a' and a second mounting hole 11b 'facing each other, and the horizontal bracket 1' further includes a wave spring 13 ', a gasket 14' and a snap spring 15 ', see fig. 11, and when assembled, the slide rail 12' passes through the wave spring 13 ', the first mounting hole 11 a', the guide hole structure 211b '(in which a guide hole bush may be mounted), the gasket 14' (a plastic flat gasket), and the second mounting hole 11b ', and finally is fixed by the snap spring 15', wherein the head flange of the slide rail 12 ', the snap spring 15' and the wave spring 13 'jointly limit the axial play of the slide rail 12'.

The above embodiments are merely preferred embodiments of the present invention, which are not intended to limit the scope of the present invention, and various changes may be made in the above embodiments of the present invention. All simple and equivalent changes and modifications made according to the claims and the content of the specification of the present application fall within the scope of the claims of the present patent application. The invention has not been described in detail in order to avoid obscuring the invention.