The content of the invention
It is an object of the present invention to provide a kind of new solution of drive mechanism.
According to the first aspect of the invention, there is provided a kind of drive mechanism, including:
Support base;
First actuator, on the support base;
Second actuator, is arranged to be driven by first actuator so that second actuator revolves around first axle
Turn;
3rd actuator, is arranged to be driven by second actuator so that the 3rd actuator revolves around the second axle
Turn;
Load installing plate, is arranged to be driven by the 3rd actuator so that the load installing plate revolves around the 3rd axle
Turn.
Alternatively, the support base includes base plate and connecting plate;
First actuator is fixedly connected with the connecting plate.
Alternatively, second actuator is hollow structure, and the 3rd actuator is located at the hollow of the hollow structure
Place.
Alternatively, second actuator is cyclic structure, and the 3rd actuator is located in the ring of the cyclic structure.
Alternatively, first actuator is direct driving motor;
Second actuator is direct driving motor;
3rd actuator is direct driving motor.
Alternatively, second axle is perpendicular with the first axle;
3rd axle is perpendicular with second axle and/or the 3rd axle is perpendicular with second axle.
According to the second aspect of the invention, there is provided a kind of multiple degrees of freedom head, including drive mechanism of the invention.
According to the third aspect of the invention we, there is provided a kind of VR seats, including drive mechanism of the invention.
Alternatively, also including seat, the seat is arranged on the load installing plate.
Alternatively, the VR seats also include base and fourth drive member, wherein, the fourth drive member is arranged on described
On base;
The fourth drive member is arranged to drive the support base to be moved along the 4th axle.
It was found by the inventors of the present invention that in the prior art, driving mechanism structure complexity is implicitly present in, it is bulky to ask
Topic.Therefore, the technical assignment or technical problem to be solved that the present invention to be realized are that those skilled in the art never think
It is arriving or it is not expected that, therefore the present invention is a kind of new technical scheme.
Compared with prior art, according to the present invention, driving mechanism structure is simple, small volume.
By referring to the drawings to the detailed description of exemplary embodiment of the invention, further feature of the invention and its
Advantage will be made apparent from.
Specific embodiment
Describe various exemplary embodiments of the invention in detail now with reference to accompanying drawing.It should be noted that:Unless had in addition
Body illustrates that the part and the positioned opposite of step, numerical expression and numerical value for otherwise illustrating in these embodiments do not limit this
The scope of invention.
The description only actually at least one exemplary embodiment is illustrative below, never as to the present invention
And its any limitation applied or use.
May be not discussed in detail for technology, method and apparatus known to person of ordinary skill in the relevant, but suitable
In the case of, the technology, method and apparatus should be considered as a part for specification.
In all examples shown here and discussion, any occurrence should be construed as merely exemplary, without
It is as limitation.Therefore, other examples of exemplary embodiment can have different values.
It should be noted that:Similar label and letter represents similar terms in following accompanying drawing, therefore, once a certain Xiang Yi
It is defined in individual accompanying drawing, then it need not be further discussed in subsequent accompanying drawing.
The invention provides a kind of drive mechanism, as shown in Figures 1 to 4, including:
Support base 1.The concrete structure of support base 1 can be set according to the actual requirements.For example, support base 1 can be U-board shape knot
Structure, or support base 1 has rectangular frame structure.
Alternatively, support base 1 includes the base plate 11 and connecting plate 12 that link together.Between base plate 11 and connecting plate 12
Connection can be to be fixedly connected or be detachably connected.For example, base plate 11 is linked together by bolt with connecting plate 12, or base plate
11 weld together with connecting plate 12, or base plate 11 is integrally formed with connecting plate 12.Base plate 11 and connecting plate 12 alternatively hang down
It is straight to set.Connecting plate 12 alternatively includes two pieces, and two pieces of connecting plates 12 are fixedly connected with the two ends of base plate 11.
First actuator 2, on the support base 1.The concrete structure of the first actuator 2 can set according to the actual requirements
Put, for example, the first actuator 2 is direct driving motor.First actuator 2 may include that the first actuator stator 21 and the first actuator turn
Son 22.
First actuator 2 can be arranged on support base 1 by way of being detachably connected or being fixedly connected.For example, first
Together with being bolted between actuator 2 and support base 1, or by the company of welding between the actuator 2 of support base 1 and first
It is connected together.Or, the first actuator stator 21 is fixedly connected with the connecting plate 12 of support base 1.
Second actuator 3, is arranged to be driven by first actuator 2 so that second actuator 3 is around first axle
Rotation.The concrete structure of the second actuator 3 can be set according to the actual requirements, for example, the second actuator 3 is direct driving motor.Second
Actuator 3 may include the second actuator stator 31 and the second actuator rotor 32.Alternatively, as shown in FIG., the second actuator
The actuator rotor 32 of stator 31 and second has cyclic structure.Further, the second actuator rotor 32 can drive relative to second
Moving part stator 31 carries out 360 degree of rotary motions.Further, the second actuator rotor 32 can be around perpendicular to above-mentioned cyclic structure institute
Rotated in the axle of plane.
Alternatively, the second actuator stator 31 links together with the first actuator rotor 22.First actuator 2 drives the
Two actuators 3 rotate around first axle, that is to say, the first actuator rotor 22 drives the second actuator stator 31 to be revolved around first axle
Turn, the second actuator rotor 32 being fixed on the second actuator stator 31 revolves with the second actuator stator 31 around first axle
Turn.
Alternatively, the first rotary shaft also can be set between the second actuator stator 31 and the first actuator rotor 22.First
The two ends of rotary shaft are fixedly connected with the first actuator rotor 22 and the second actuator stator 31 respectively.Alternatively, the first rotation
The bolted mode that connects through between axle and the first actuator rotor 22 and the second actuator stator 31 is realized.It is optional
Ground, the first rotary shaft is integrally formed with the first actuator rotor 22 or the second actuator stator 31.
3rd actuator 4, is arranged to be driven by second actuator 3 so that the 3rd actuator 4 is around the second axle
Rotation.Alternatively, the second axle is perpendicular with first axle.
The concrete structure of the 3rd actuator 4 can be set according to the actual requirements, for example, the 3rd actuator 4 is direct driving motor.
3rd actuator 4 may include the 3rd actuator stator 41 and the 3rd actuator rotor 42.Alternatively, the 3rd actuator
Stator 41 links together with the second actuator rotor 32.Second actuator 3 drives the 3rd actuator 4 to be rotated around the second axle,
It is that the second actuator rotor 32 drives the 3rd actuator stator 41 to be rotated around the second axle, is fixed on the 3rd actuator stator 41
On the 3rd actuator rotor 42 with the 3rd actuator stator 41 around the second axle rotate.
Alternatively, the second actuator 3 is hollow structure, and the 3rd actuator 4 is located at the inside of the second actuator 3.For example, the
Two actuators 3 have cyclic structure, and the 3rd actuator 4 is located in the ring of the second actuator 3 of cyclic structure.
Alternatively, the second rotary shaft also can be set between the 3rd actuator stator 41 and the second actuator rotor 32.Second
The two ends of rotary shaft are fixedly connected with the second actuator rotor 32 and the 3rd actuator stator 41 respectively.Alternatively, the second rotation
The bolted mode that connects through between axle and the second actuator rotor 32 and the 3rd actuator stator 41 is realized.It is optional
Ground, the second rotary shaft is integrally formed with the second actuator rotor 32 or the 3rd actuator stator 41.
Load installing plate 5, is arranged to be driven by the 3rd actuator 4 so that the load installing plate 5 is around the 3rd axle
Rotation.Alternatively, the 3rd axle is perpendicular with the second axle and/or the 3rd axle is perpendicular with first axle.Alternatively, installing plate 5 is loaded
Linked together with the 3rd actuator rotor 42, the rotary motion driving load installing plate 5 of the 3rd actuator rotor 42 is around the 3rd
Axle rotates.
Load installing plate 5 can be arranged on the 3rd actuator 4 by way of being detachably connected or being fixedly connected.For example,
Load installing plate 5 is linked together by bolt with the 3rd actuator rotor 42, or load installing plate 5 and the 3rd actuator turns
Son 42 welds together.
Alternatively, the first actuator 2, the second actuator 3 and the 3rd actuator 4 are direct driving motor.Direct driving motor is favourable
In the response time for improving drive mechanism.Direct driving motor is conducive to improving transmission efficiency.Direct driving motor is conducive to further subtracting
The volume of small drive mechanism.
In a specific embodiment of drive mechanism of the present invention, support base 1 includes base plate 11 and two pieces of connecting plates 12, two
Block connecting plate 12 is perpendicular with base plate 11.First actuator 2 is fixedly connected with two pieces of relative surfaces of connecting plate 12.Second drives
Part 3 is located between two pieces of connecting plates 12, and the second actuator 3 drives by the first actuator 2, with around the parallel to base plate 11
One axle rotates.Second actuator 3 has cyclic structure, and the 3rd actuator 4 is located in the ring of the second actuator 3.Second actuator 3
The 3rd actuator 4 is driven to be rotated around the second axle perpendicular to first axle.Load installing plate 5 is arranged on the 3rd actuator 4, and
Load installing plate 5 is driven by the 3rd actuator 4, is rotated with around the 3rd axle perpendicular to the second axle.
Present invention also offers a kind of multiple degrees of freedom head, including drive mechanism of the invention.Video camera is installed or fixed
On load installing plate 5.Video camera can be arranged on load installing plate 5 by modes such as buckle or bolts.
The small volume of the multiple degrees of freedom head of drive mechanism of the invention is applied, wanting for head miniaturization can be met
Ask.
Multiple degrees of freedom head of the invention is applied when in VR seats, is conducive to reducing the volume of VR seats.Additionally, when this
The multiple degrees of freedom head of invention is applied when in VR seats, and the advantage of drive mechanism fast response time of the invention is also helped and changed
Problem that is kind or preventing from being produced because of the slow caused user of drive mechanism response speed dizziness.
Present invention also offers a kind of VR seats, as shown in figure 5, including drive mechanism of the invention.
In a specific embodiment of VR seats of the present invention, VR seats also include seat (not shown), the seat
Chair is arranged on the load installing plate 5.Above-mentioned seat refers to the part sat down for user.
Seat can be arranged on load installing plate 5 by way of being fixedly connected or being detachably connected, for example, seat with it is negative
The mode that load installing plate 5 is bolted is linked together, or seat is connected with load installing plate 5 by way of welding
Together.
Alternatively, VR seats of the present invention also include base 7 and fourth drive member 6, and fourth drive member 6 is arranged on base 7,
Fourth drive member 6 drives support base 1 to be moved along the 4th axle.Alternatively, the 4th axle is perpendicular with first axle.
The concrete structure of fourth drive member 6 can be set according to the actual requirements, for example, fourth drive member 6 is linear electric motors.The
Four actuators 6 may include fourth drive member stator 61 and fourth drive member mover 62.Alternatively, fourth drive member stator 61 and bottom
Seat 7 links together.Fourth drive member mover 61 links together with support base 1.
Fourth drive member 6 can be arranged on base 7 by way of being fixedly connected or being detachably connected.For example, 4 wheel driven
Together with being bolted between moving part 6 and base 7, or by being welded to connect one between fourth drive member 6 and base 7
Rise.Alternatively, fourth drive member stator 61 is fixed together with base 7.
In a specific embodiment of VR seats of the present invention, support base 1 includes base plate 11 and two pieces of connecting plates 12, two pieces
Connecting plate 12 is perpendicular with base plate 11.First actuator 2 is fixedly connected with two pieces of relative surfaces of connecting plate 12.Second actuator
3 are located between two pieces of connecting plates 12, and the second actuator 3 is driven by the first actuator 2, with around first parallel to base plate 11
Axle rotates.Second actuator 3 has cyclic structure, and the 3rd actuator 4 is located in the ring of the second actuator 3.Second actuator 3 drives
Dynamic 3rd actuator 4 rotates around the second axle perpendicular to first axle.Load installing plate 5 is arranged on the 3rd actuator 4, and is born
Carry installing plate 5 to be driven by the 3rd actuator 4, rotated around the 3rd axle perpendicular to the second axle.Seat is arranged on load installing plate 5
On.Fourth drive member 6 is arranged on base 7, and fourth drive member 6 drives support base 1 along perpendicular to the 4th of base plate 11
Axle is moved.
Although being described in detail to some specific embodiments of the invention by example, the skill of this area
Art personnel it should be understood that example above is merely to illustrate, rather than in order to limit the scope of the present invention.The skill of this area
Art personnel to above example it should be understood that can modify without departing from the scope and spirit of the present invention.This hair
Bright scope is defined by the following claims.