CN208867170U - A kind of Three-degree-of-freedom motion platform - Google Patents
A kind of Three-degree-of-freedom motion platform Download PDFInfo
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- CN208867170U CN208867170U CN201821593455.9U CN201821593455U CN208867170U CN 208867170 U CN208867170 U CN 208867170U CN 201821593455 U CN201821593455 U CN 201821593455U CN 208867170 U CN208867170 U CN 208867170U
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- electronic cylinder
- cylinder component
- motion platform
- pedestal
- torque arm
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Abstract
The utility model discloses a kind of Three-degree-of-freedom motion platform, including motion platform and pedestal, the top of pedestal is arranged in the motion platform, is connected by driving mechanism with displacement limiting mechanism between the motion platform and pedestal；The upper and lower ends of the driving mechanism pass through runner assembly respectively and are rotatablely connected with motion platform and pedestal；The displacement limiting mechanism includes main anti-torque arm, secondary anti-torque arm and anti-torque arm pedestal；The anti-torque arm pedestal is arranged between the first electronic cylinder component and the second electronic cylinder component, and one end of the anti-torque arm of master is rotatablely connected by runner assembly and motion platform, and the other end is connected with anti-torque arm pedestal；One end of the anti-torque arm of pair is rotatablely connected by runner assembly and motion platform, and the other end is connected with anti-torque arm pedestal.Three-degree-of-freedom motion platform described in the utility model realizes SERVO CONTROL and combines with three-degree-of-freedom motion, and structure is simple, and motion control is accurate.
Description
Technical field
The utility model belongs to amusement facility manufacture studying technological domain, and in particular to a kind of Three-degree-of-freedom motion platform.
Background technique
The amusement facility of most of mainstream mainly uses six degree of freedom or two-freedom-degree motion platform currently on the market.Its
In, although its more manufacturing cost and use cost of six free platform freedom of motion are excessively high, platform structure and control system are excessively multiple
It is miscellaneous, it is not easy to repair；Two degrees of freedom platform is unable to satisfy the motion requirement of platform again.
Utility model content
It is mutually tied by SERVO CONTROL with three-degree-of-freedom motion in order to solve the above technical problems, the utility model provides one kind
It closes, structure is simple, the accurate Three-degree-of-freedom motion platform of motion control.
The technology employed by the present utility model is
The top of pedestal is arranged in a kind of Three-degree-of-freedom motion platform, including motion platform and pedestal, the motion platform,
It is connected by driving mechanism with displacement limiting mechanism between the motion platform and pedestal；
The driving mechanism includes the first electronic cylinder component, the second electronic cylinder component and the electronic cylinder component of third；Described
Three electronic cylinder components are arranged between the first electronic cylinder component and the second electronic cylinder component；The first electronic cylinder component, second
The upper and lower ends of electronic cylinder component and the electronic cylinder component of third pass through runner assembly respectively and are rotated with motion platform and pedestal
Connection；
The displacement limiting mechanism includes main anti-torque arm, secondary anti-torque arm and anti-torque arm pedestal；The anti-torque arm pedestal setting
Between the first electronic cylinder component and the second electronic cylinder component, one end of the anti-torque arm of master passes through runner assembly and motion platform
It is rotatablely connected, the other end is connected with anti-torque arm pedestal；One end of the anti-torque arm of pair is flat by runner assembly and movement
Platform is rotatablely connected, and the other end is connected with anti-torque arm pedestal.
As the preferred of the present embodiment, the first electronic cylinder component, the second electronic cylinder component and the electronic cylinder component of third
Structure is all the same, and three is triangular in shape to be distributed on pedestal.
As the preferred of the present embodiment, the first electronic cylinder component, the second electronic cylinder component and the electronic cylinder component of third
It include electric cylinder, servo motor and ball screw assembly,；The upper and lower ends of the electric cylinder pass through pin shaft and runner assembly respectively
It is connected, servo motor is connected by synchronous belt with feed screw nut pair.
As the preferred of the present embodiment, the runner assembly is cross-garnet butt structure.
As the preferred of the present embodiment, the cross-garnet butt structure includes hinge seat mounting plate, the hinge seat mounting plate
Upper both ends are symmetrically arranged with hinge seat, are equipped with articulated shaft between two hinge seats, and hinge hole is equipped on the articulated shaft.
Compared with prior art, the utility model has the beneficial effects that
1, Three-degree-of-freedom motion platform described in the utility model passes through three electronic cylinder components (including the first electric cylinder group
Part, the second electronic cylinder component and the electronic cylinder component of third) it is operated alone, it does not interfere with each other, the servo electricity in three electronic cylinder components
Machine fine rotational drives electric cylinder top to do accurate linear motion, since lower platform is fixed, single or a plurality of electric cylinder
It is flexible that upper mounting plate can be driven to carry out pitching, rolling and lifting.
2, Three-degree-of-freedom motion platform described in the utility model realizes SERVO CONTROL and mutually ties with three-degree-of-freedom motion
It closes, structure is simple, and motion control is accurate.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the utility model Three-degree-of-freedom motion platform；
Fig. 2 is the structural schematic diagram of the electronic cylinder component of the utility model Three-degree-of-freedom motion platform；
Fig. 3 is the structural schematic diagram of the runner assembly of the utility model Three-degree-of-freedom motion platform；
It is as shown in the figure: 1, motion platform, 2, pedestal, the 3, first electronic cylinder component, 31, electric cylinder, 32, servo motor, 33,
Pin shaft, 34, copper sheathing, the 4, second electronic cylinder component, 5, the electronic cylinder component of third, 6, runner assembly, 61, hinge seat mounting plate, 62,
Hinge seat, 63, articulated shaft, 64, hinge hole, 7, main anti-torque arm, 8, secondary anti-torque arm, 9, anti-torque arm pedestal.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
In the description of the present invention, it should be understood that term " on ", "lower", "front", "rear", "left", "right",
" transverse direction ", " longitudinal direction ", etc. instructions orientation or positional relationship be based on the orientation or positional relationship shown in the drawings, merely to just
In description the utility model and simplify description, rather than the device or element of indication or suggestion meaning there must be specific side
Position is constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
Referring to shown in Fig. 1 to 3, the utility model embodiment provides a kind of Three-degree-of-freedom motion platform, specifically includes movement
Platform 1 and pedestal 2.Wherein, the top of pedestal 2 is arranged in motion platform 1, passes through driving machine between motion platform 1 and pedestal 2
Structure is connected with displacement limiting mechanism.In the present embodiment, motion platform 1 and pedestal 7 are rectangular or square structure, are being moved
It is connected by three groups of driving mechanisms with one group of displacement limiting mechanism between platform 1 and pedestal 7.
Referring to shown in Fig. 1 to 2, in the present embodiment, driving mechanism is made of three groups of electronic cylinder components, three groups of electric cylinder groups
The structure and purposes of part are all the same.In this embodiment, in order to distinguish three groups of electronic cylinder components, just we carry out them not respectively
(the i.e. first electronic cylinder component 3, the second electronic cylinder component 4 and the electronic cylinder component 5 of third) is marked with symbol, wherein described first
It is triangular in shape between electronic cylinder component 3, the second electronic cylinder component 4 and the electronic cylinder component 5 of third to be distributed on pedestal 2, while the
The position among the first electronic cylinder component 3 and the second electronic cylinder component 4, three groups of electronic cylinder components are arranged in three electronic cylinder components 5
The upper and lower ends of (the first electronic cylinder component 3, the second electronic cylinder component 4 and the electronic cylinder component 5 of third) pass through runner assembly 6 respectively
It is rotatablely connected with motion platform 1 and pedestal 2.
(other two groups of electronic cylinder components are described in detail to its structure by taking the first electronic cylinder component 3 as an example in we below
Structure is the same, without illustrating one by one), shown in Figure 2, the first electronic cylinder component 3 includes electric cylinder 31, servo motor
32 and ball screw assembly, (not indicated in figure), pass through pin shaft 33 respectively in the upper and lower ends of electric cylinder 31 and is connected with runner assembly 6
It connects, servo motor 32 is connected by synchronous belt with feed screw nut pair, is become by the rotation of ball-screw adjutant servo motor 32
At the linear motion of electric cylinder 31 in the vertical direction.In the present embodiment, it is further sleeved with copper sheathing 34 on pin shaft 33, passes through copper
Set 34 can realize being slidably connected for pin shaft 33 and runner assembly.Specifically, the top of electric cylinder 31 by pin shaft 33 be mounted on
On the runner assembly 6 that motion platform 1 is connected, the lower part of electric cylinder 31 is mounted on turn being connected with pedestal 2 by pin shaft 33
On dynamic component 6.
Shown in Figure 3, in the present embodiment, runner assembly 6 is preferably cross-garnet butt structure, specific cross hinge link
Structure includes hinge seat mounting plate 61, wherein both ends are symmetrically arranged with hinge seat 62, two hinge seats on hinge seat mounting plate 61
Articulated shaft 63 is installed between 62, hinge hole 64 is equipped on articulated shaft 63.The bottom of the hinge seat mounting plate 61 and movement
Platform 1 or pedestal 2 are fixedly connected, and articulated shaft 63 passes through copper sheathing and is mounted on two hinge seats 62.Pin shaft 33 passes through hinged
Hole 64 is fixedly connected with articulated shaft 63.In the present embodiment, the upper and lower ends of electric cylinder 31 pass through pin shaft 33 and ten respectively
Word hinge (i.e. runner assembly 6) is rotatablely connected.
Shown in Figure 1, displacement limiting mechanism includes main anti-torque arm 7, secondary anti-torque arm 8 and anti-torque arm pedestal 9；Wherein, prevent
Torque arm pedestal 9 is arranged between the first electronic cylinder component 3 and the second electronic cylinder component 4 (in the present embodiment, by anti-torque arm pedestal
9 are arranged on the lateral central axes of pedestal 2), further in the present embodiment, it is electronic that anti-torque arm pedestal 9 is mounted on second
Position between cylinder component 3 and the electronic cylinder component 5 of third.In the present embodiment, one end of main anti-torque arm 7 passes through runner assembly 6
(cross-garnet butt) is rotatablely connected with motion platform 1, and the other end is connected with anti-torque arm pedestal 9；The one of the anti-torque arm 8 of pair
End is rotatablely connected by runner assembly 6 with motion platform 1, and the other end is connected with anti-torque arm pedestal 9.In the present embodiment
In, the two sides that main anti-torque arm 7 and secondary anti-torque arm 8 are separately positioned on anti-torque arm pedestal 9 (lead anti-torque arm 7 and secondary anti-torque arm 8 are opposite
Setting), wherein main anti-torque arm 7 is positioned close to the position of the first electronic cylinder component 3, and secondary anti-torque arm 8 is positioned close to the second electricity
The position of dynamic cylinder component 4.The freedom degree of motion platform 1 is limited by the anti-torque arm 7 of master and secondary anti-torque arm 8.
In the present embodiment, when motion platform 1 is parked in middle position, the electronic cylinder component 5 of third is motionless, and (specially third is electronic
Electric cylinder 31 in cylinder component 5 is motionless), the first electronic cylinder component 3 or the flexible driving motion platform 1 of the second electronic cylinder component 4
Rolling motion is done, the electronic cylinder component 5 of third elongates or shortens, and the first electronic cylinder component 3 and the second electronic cylinder component 4 shorten simultaneously
Or elongation, driving motion platform 1 do pitching movement；First electronic cylinder component 3, the second electronic cylinder component 4, the electronic cylinder component of third
5 simultaneous retractables, driving upper mounting plate move up and down.(the electronic cylinder component 3, second of first introduced in the present embodiment is electronic
Stretching motion in the electronic cylinder component 5 of cylinder component 4, third refers to the first electronic cylinder component 3, the second electronic cylinder component 4,
Electric cylinder 31 in three electronic cylinder components 5 carries out stretching motion up and down).Pass through the first electronic cylinder component 3, the second electronic cylinder component
4, the electric cylinder 31 in the electronic cylinder component 5 of third is flexible, so that the installation angle of electronic cylinder component and motion platform 1 becomes
Change, driving articulated shaft 63 does the rotation of certain angle with electric cylinder 31.Pass through the first electronic cylinder component 3, the second electronic cylinder component
4, the anti-torque arm 7 of the flexible driving master of the electric cylinder 31 in the electronic cylinder component 5 of third rotates, and secondary anti-torque arm 8 is servo-actuated, due to the anti-torsion of master
The length of arm 7 is fixed, and it is mobile can to limit motion platform 1.When needing motion platform 1 to carry out certain attitude motion, control
Electric cylinder 31 is according to specified attitude motion.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of Three-degree-of-freedom motion platform, it is characterised in that: including motion platform (1) and pedestal (2), the motion platform
(1) it is arranged between the top of pedestal (2), the motion platform (1) and pedestal (2) and passes through driving mechanism and displacement limiting mechanism
It is connected；
The driving mechanism includes the first electronic cylinder component (3), the second electronic cylinder component (4) and the electronic cylinder component of third (5)；Institute
The electronic cylinder component of third (5) is stated to be arranged between the first electronic cylinder component (3) and the second electronic cylinder component (4)；First electricity
The upper and lower ends of dynamic cylinder component (3), the second electronic cylinder component (4) and the electronic cylinder component of third (5) pass through runner assembly (6) respectively
It is rotatablely connected with motion platform (1) and pedestal (2)；
The displacement limiting mechanism includes main anti-torque arm (7), secondary anti-torque arm (8) and anti-torque arm pedestal (9)；The anti-torque arm pedestal
(9) it is arranged between the first electronic cylinder component (3) and the second electronic cylinder component (4), one end of the anti-torque arm of master (7) is by turning
Dynamic component (6) are rotatablely connected with motion platform (1), and the other end is connected with anti-torque arm pedestal (9)；The anti-torque arm of pair
(8) one end is rotatablely connected by runner assembly (6) with motion platform (1), and the other end is connected with anti-torque arm pedestal (9)
It connects.
2. Three-degree-of-freedom motion platform according to claim 1, it is characterised in that: the first electronic cylinder component (3),
Two electronic cylinder components (4) and the electronic cylinder component of third (5) structure are all the same, and three is triangular in shape to be distributed on pedestal (2).
3. Three-degree-of-freedom motion platform according to claim 2, it is characterised in that: the first electronic cylinder component (3),
Two electronic cylinder components (4) and the electronic cylinder component of third (5) include electric cylinder (31), servo motor (32) and ball screw assembly,；
The upper and lower ends of the electric cylinder (31) pass through pin shaft (33) respectively and are connected with runner assembly (6), and servo motor (32) passes through
Synchronous belt is connected with feed screw nut pair.
4. Three-degree-of-freedom motion platform according to claim 1, it is characterised in that: the runner assembly (6) is cross hinge
Chain structure.
5. Three-degree-of-freedom motion platform according to claim 4, it is characterised in that: the cross-garnet butt structure includes hinge
Seat mounting plate (61), both ends are symmetrically arranged with hinge seat (62) on the hinge seat mounting plate (61), two hinge seats (62)
Between articulated shaft (63) are installed, on the articulated shaft (63) be equipped with hinge hole (64).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821593455.9U CN208867170U (en) | 2018-09-28 | 2018-09-28 | A kind of Three-degree-of-freedom motion platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821593455.9U CN208867170U (en) | 2018-09-28 | 2018-09-28 | A kind of Three-degree-of-freedom motion platform |
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| Publication Number | Publication Date |
|---|---|
| CN208867170U true CN208867170U (en) | 2019-05-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201821593455.9U Active CN208867170U (en) | 2018-09-28 | 2018-09-28 | A kind of Three-degree-of-freedom motion platform |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108908305A (en) * | 2018-09-28 | 2018-11-30 | 穆特科技（武汉）股份有限公司 | A kind of Three-degree-of-freedom motion platform |
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2018
- 2018-09-28 CN CN201821593455.9U patent/CN208867170U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108908305A (en) * | 2018-09-28 | 2018-11-30 | 穆特科技（武汉）股份有限公司 | A kind of Three-degree-of-freedom motion platform |
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