CN110253483B - Flexible positioning device - Google Patents
Flexible positioning device Download PDFInfo
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- CN110253483B CN110253483B CN201910600106.8A CN201910600106A CN110253483B CN 110253483 B CN110253483 B CN 110253483B CN 201910600106 A CN201910600106 A CN 201910600106A CN 110253483 B CN110253483 B CN 110253483B
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- 230000007246 mechanism Effects 0.000 claims abstract description 205
- 238000007789 sealing Methods 0.000 claims description 24
- 239000012783 reinforcing fiber Substances 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 3
- 229920002379 silicone rubber Polymers 0.000 claims description 3
- 229920005992 thermoplastic resin Polymers 0.000 claims description 3
- 239000004945 silicone rubber Substances 0.000 claims description 2
- 238000009434 installation Methods 0.000 abstract description 6
- 239000000835 fiber Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
Abstract
The application belongs to the technical field of mechanical installation structure design, and particularly relates to a flexible positioning device, which comprises: a fixing mechanism; the movable mechanism is positioned at the top of the fixed mechanism and is used for fixedly mounting a pre-aligned mounting component; the flexible adjusting mechanism is positioned between the fixed mechanism and the movable mechanism, can drive the movable mechanism to freely move in a horizontal plane, and can drive the movable mechanism to do telescopic motion in the vertical direction; the limiting mechanism is positioned between the fixed mechanism and the movable mechanism and is used for adjusting the movement amplitude of the movable mechanism along the horizontal direction. According to the flexible positioning device, the components which are arranged in the pre-alignment mode can be in an approximately suspended state through the flexible adjusting mechanism and the limiting mechanism, and the attitude adjustment with six degrees of freedom can be carried out at will, so that heavy physical labor is saved, the alignment time is adjusted, and the installation efficiency is improved.
Description
Technical Field
The application belongs to the technical field of mechanical installation structure design, and particularly relates to a flexible positioning device.
Background
In the process of structural assembly or hanging operation, when relatively large components are encountered, the components are usually required to be lifted by brackets or hung in a hanging manner, and then the components are aligned and installed by adjusting the posture. The existing bracket adopts three linear motion degrees of freedom to coordinate alignment, and when the matched relative positions or angles are different, the posture adjustment and alignment coordination often need a long time, so that the labor intensity is increased and the installation efficiency is reduced.
Disclosure of Invention
In order to solve at least one of the above technical problems, the present application provides a flexible positioning device.
The application discloses a flexible positioning device, which comprises:
a fixing mechanism;
The movable mechanism is positioned at the top of the fixed mechanism, and the top surface of the movable mechanism is used for fixedly mounting a pre-aligned mounting component;
The flexible adjusting mechanism is positioned between the fixed mechanism and the movable mechanism, one end of the flexible adjusting mechanism is fixedly arranged on the top surface of the fixed mechanism or the bottom surface of the movable mechanism, and the flexible adjusting mechanism can drive the movable mechanism to freely move in a horizontal plane and can controllably drive the movable mechanism to do telescopic motion in the vertical direction;
The limiting mechanism is positioned between the fixing mechanism and the movable mechanism, two ends of the flexible adjusting mechanism are fixedly connected with the top surface of the fixing mechanism and the bottom surface of the movable mechanism respectively, and the limiting mechanism is used for adjusting the movement amplitude of the movable mechanism along the horizontal direction.
According to at least one embodiment of the present application, the flexible adjustment mechanism includes:
The two axial ends of the flexible sealing cylinder are respectively and fixedly connected with the top surface of the fixing mechanism and the bottom surface of the movable mechanism, wherein
The flexible sealing cylinder is arranged as follows:
when the state is converted from the uninflated state to the fully inflated state, the movable mechanism is driven to be far away from the fixed mechanism along the vertical direction;
when the full inflation state is converted to the non-inflation state, the movable mechanism is driven to approach the fixed mechanism along the vertical direction;
the flexible adjustment mechanism further includes:
And the inflation and deflation part is used for inflating or deflating the flexible sealing cylinder.
According to at least one embodiment of the application, the flexible adjustment mechanism further comprises:
the reinforcing fibers are spirally wound into a net structure and are paved inside the wall of the flexible sealing cylinder body, wherein the helix angle alpha of the reinforcing fibers is more than 55 degrees.
According to at least one embodiment of the present application, the flexible sealing cylinder is a thermoplastic resin cylinder or a silicone rubber cylinder.
According to at least one embodiment of the present application, the limit mechanism includes:
the support is cylindrical with an opening at the top end, and the bottom end of the support is fixedly connected with the top surface of the fixing mechanism;
The tooth-shaped limiting parts are hinged at the top end of the support by taking the center point of the arc-shaped position of each tooth-shaped limiting part as a hinge point, and the hinge points of the tooth-shaped limiting parts are uniformly distributed on a circular ring coaxial with the support;
The annular rack is positioned at the top end of the support and is rotatably sleeved outside the plurality of toothed limiting parts along the axis of the annular rack, and the inner tooth surface of the annular rack is meshed with the teeth on the plurality of toothed limiting parts;
The connecting support is cylindrical with an opening at the bottom end, the top end of the connecting support is fixedly connected with the bottom surface of the movable mechanism, and the diameter of the cylinder body of the connecting support is equal to that of the cylinder body of the support;
The limiting rod is positioned in the inner cavity of the connecting support, and is fixedly arranged on the inner wall of the top of the connecting support along the axial lead direction of the connecting support, and the bottom end of the limiting rod penetrates through a plurality of through holes defined by the toothed limiting pieces and then stretches into the inner cavity of the support.
According to at least one embodiment of the present application, the circular rack comprises an outer ring and an inner ring coaxially disposed, an annular cavity is formed between the outer ring and the inner ring, the outer ring and the inner ring are connected through a plurality of connection points uniformly distributed in the annular cavity, and the plurality of connection points divide the annular cavity into a plurality of arc-shaped cavities;
The support also includes:
the support is fixedly arranged at the top end of the support, each support is arranged in one arc-shaped cavity in an adapting mode, the arc length of the support is smaller than that of the arc-shaped cavity, and the diameter of the support is equal to that of the cylinder of the support.
According to at least one embodiment of the present application, the number of the flexible adjusting mechanisms is 4, and the flexible adjusting mechanisms are uniformly arranged between the fixed mechanism and the movable mechanism.
According to at least one embodiment of the present application, the number of the limiting mechanisms is 4, and the limiting mechanisms are uniformly arranged between the fixed mechanism and the movable mechanism.
According to at least one embodiment of the application, the fixed mechanism and the movable mechanism are of rectangular frame structures with the same structure; wherein the method comprises the steps of
The two flexible adjusting mechanisms and the two limiting mechanisms are positioned at the long side of the rectangular frame structure;
the other two flexible adjusting mechanisms and the other two limiting mechanisms are positioned at the other long side of the rectangular frame structure.
According to at least one embodiment of the present application, the flexible positioning device further comprises:
the bottom of the bracket is fixed with the top surface of the movable mechanism, and the top of the bracket is used for fixedly mounting the pre-aligned mounting component.
The application has at least the following beneficial technical effects:
According to the flexible positioning device, the components which are arranged in the pre-alignment mode can be in an approximately suspended state through the flexible adjusting mechanism and the limiting mechanism, and the attitude adjustment with six degrees of freedom can be carried out at will, so that heavy physical labor is saved, the alignment time is adjusted, and the installation efficiency is improved.
Drawings
FIG. 1 is a schematic view of a flexible positioning device of the present application;
FIG. 2 is a schematic representation of a flexible seal cartridge in a flexible positioning device of the present application in comparison to a contracted state from an extended state;
FIG. 3 is a schematic view of a spacing mechanism in the flexible positioning device of the present application;
FIG. 4 is a cross-sectional view A-A of FIG. 3;
fig. 5 is a sectional view of B-B in fig. 3.
Detailed Description
In order to make the objects, technical solutions and advantages of the present application become more apparent, the technical solutions in the embodiments of the present application will be described in more detail below with reference to the accompanying drawings in the embodiments of the present application. In the drawings, the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout. The described embodiments are some, but not all, embodiments of the application. The embodiments described below by referring to the drawings are illustrative and intended to explain the present application and should not be construed as limiting the application. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application. Embodiments of the present application will be described in detail below with reference to the accompanying drawings.
In the description of the present application, it should be understood that the terms "center," "longitudinal," "lateral," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, merely to facilitate describing the present application and simplify the description, and do not indicate or imply that the devices or elements being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the scope of the present application.
The flexible positioning device of the present application is described in further detail below with reference to fig. 1-5.
The application discloses a flexible positioning device which can comprise a fixed mechanism 1, a movable mechanism 2, a flexible adjusting mechanism 3 and a limiting mechanism 4.
The fastening means 1 preferably has two relatively parallel top and bottom surfaces.
The movable mechanism 2 preferably has two relatively parallel top and bottom surfaces, the movable mechanism 2 being located at the top of the fixed mechanism 1, and the bottom surface of the movable mechanism 2 being opposite to the top surface of the fixed mechanism 1, the top surface of the movable mechanism 2 being for fixedly mounting a pre-alignment mounted member.
The flexible adjustment mechanism 3 is located between the fixed mechanism 1 and the movable mechanism 2, one end of the flexible adjustment mechanism 3 is fixedly arranged on the top surface of the fixed mechanism 1 or fixedly arranged on the bottom surface of the movable mechanism 2, the flexible adjustment mechanism 3 can drive the movable mechanism 2 to freely move in the horizontal plane, and the movable mechanism 2 can be controllably driven to do telescopic motion in the vertical direction.
The limiting mechanism 4 is located between the fixed mechanism 1 and the movable mechanism 2, two ends of the flexible adjusting mechanism 3 are respectively fixedly connected with the top surface of the fixed mechanism 1 and the bottom surface of the movable mechanism 2, and the limiting mechanism 4 is used for adjusting the movement amplitude of the movable mechanism 2 along the direction parallel to the bottom surface (namely, the horizontal direction).
According to the flexible positioning device, the components which are arranged in the pre-alignment mode can be in an approximately suspended state through the flexible adjusting mechanism and the limiting mechanism, and the attitude adjustment with six degrees of freedom can be carried out at will, so that heavy physical labor is saved, the alignment time is adjusted, and the installation efficiency is improved.
Further, the flexible adjustment mechanism 3 of the present application may be selected to have a variety of suitable configurations as desired; as shown in fig. 2, in the present embodiment, the flexible adjustment mechanism 3 may include a flexible seal cylinder 31 and an inflation/deflation member.
Wherein, the two axial ends of the flexible sealing cylinder 31 are respectively fixedly connected with the top surface of the fixed mechanism 1 and the bottom surface of the movable mechanism 2; further, the flexible seal cylinder 31 is provided with:
when the state is changed from the unaerated state to the fully inflated state as shown in fig. 2 from the right to the left, the movable mechanism 2 is driven to move away from the fixed mechanism 1 in a direction perpendicular to the bottom surface of the fixed mechanism 1 (i.e., in the vertical direction); as shown in fig. 2 from the left to the right, the movable mechanism 2 is driven to approach the fixed mechanism 1 in a direction perpendicular to the bottom surface of the fixed mechanism 1 when shifting from the fully inflated state to the non-inflated state.
The inflation and deflation component is used for inflating or deflating the flexible sealing cylinder 31, and can select various suitable inflation and deflation devices known at present, such as an inflator, an inflator pump and the like, and can be controlled by a one-way valve, so that the pressure in each cavity is coordinated and consistent, and detailed description is omitted here.
In summary, the movable mechanism 2 is in an approximate suspension state by adjusting the internal pressure of the flexible sealing cylinder 31, the reinforced fibers are distributed in a symmetrical spiral line mode, and the length of the cavity is increased along with the increase of the pressure in the cavity; in addition, the diameter of the cavity and the material and volume content of the fibers can be determined according to a preset load range and a preset length adjustment range.
Further, the flexible adjustment mechanism 3 may further include a reinforcing fiber 32; as shown in fig. 2, the reinforcing fiber 32 is spirally wound into a net structure and laid inside the wall of the flexible sealing cylinder 31; wherein the helix angle alpha of the reinforcing fibers 32 is > 55 deg., so that the flexible sealing cylinder 31 can increase its cavity length as the intra-cavity pressure increases. Estimating the radius size of the flexible sealing cylinder 31 according to Gi=pi r 2 q, wherein Gi is the weight load born by each flexible sealing cylinder 31, r is the radius size of the flexible sealing cylinder 31, q is the internal pressurizing pressure, and the value is taken according to 5 atmospheres; the larger the helix angle α (smaller than 90 °), the larger the movement stroke after pressurization (rigidity characteristic of the flexible seal cylinder 31), the larger r and q, the larger the weight load to be lifted; the material of the sealing cavity of the flexible sealing cylinder 31 is thermoplastic resin or silicon rubber, and the density degree of the reinforced fiber grid and the thickness of the sealing cavity are calculated by finite element analysis software so as to meet the strength requirement; and finally, determining design parameters of the flexible link.
Further, the limiting mechanism 4 of the present application may be provided in various suitable configurations as needed; as shown in fig. 3 to 5, in the present embodiment, the limiting mechanism 4 may include a support 41, a toothed limiting member 42, a circular rack 43, a connecting bracket 44, and a limiting rod 45.
The support 41 has a cylindrical shape with an open top end, and a bottom end thereof is fixedly connected to the top surface of the fixing mechanism 1.
One end of each of the plurality of tooth-shaped limiting members 42 is arc-shaped, a plurality of teeth are arranged, the tooth-shaped limiting members 42 are hinged to the top end of the support 41 by taking the center point of the arc-shaped position of each tooth-shaped limiting member as a hinge point, and the hinge points of the plurality of tooth-shaped limiting members 42 are uniformly distributed on a circular ring coaxial with the support 41. In the present embodiment of the present invention,
The circular rack 43 is located at the top end of the support 41, and is rotatably sleeved outside the plurality of tooth-shaped limiting members 42 along the axis of the circular rack 43, and the inner tooth surface of the circular rack 43 is meshed with the teeth on the plurality of tooth-shaped limiting members 42. Wherein, when the circular rack 43 rotates clockwise, the movable range of the limit lever 45 increases, and when the circular rack 43 rotates counterclockwise, the limit lever 45 is limited at the center of the circle.
The connecting bracket 44 is cylindrical with an opening at the bottom end, the top end of the connecting bracket is fixedly connected with the bottom surface of the movable mechanism 2, and the diameter of the cylinder body of the connecting bracket 44 is equal to that of the cylinder body of the support 41; the limiting rod 45 is located in the inner cavity of the connecting support 44, is fixedly arranged on the inner wall of the top of the connecting support 44 along the axial lead direction of the connecting support 44, and the bottom end of the limiting rod 45 penetrates through the through holes surrounded by the plurality of tooth-shaped limiting pieces 42 and then stretches into the inner cavity of the support 41.
Further, the circular rack 43 may further include an annular cavity coaxially disposed between the outer ring 431 and the inner ring 432, wherein the annular cavity is formed between the outer ring 431 and the inner ring 432, and the outer ring 431 and the inner ring 432 are connected through a plurality of connection points 433 uniformly distributed in the annular cavity, and the plurality of connection points 433 divide the annular cavity into a plurality of arc-shaped cavities.
Correspondingly, the stand 41 may further comprise a plurality of arc-shaped supports 411; the supporting pieces 411 are fixedly arranged on the top end of the support 41, each supporting piece 411 is arranged in an arc-shaped cavity in a matching mode, the arc length of each supporting piece 411 is smaller than that of the arc-shaped cavity, and the diameter of each supporting piece 411 is equal to the diameter of the cylinder of the support 41. When the flexible adjustment mechanism 3 is not pressurized, the connection bracket 44 of the limit mechanism 4 falls on the support 411.
In sum, the limiting mechanism 4 can limit the range of the relative motion of the movable mechanism 2 and the fixed mechanism 1 in the horizontal plane, prevent the flexible adjusting mechanism 3 from being pressed and unstably under the action of eccentric pressure, and ensure proper adjustment range of alignment coordination. When the flexible adjusting mechanism 3 is not pressurized, the movable mechanism 2 falls on the fixed mechanism 1 through the limiting mechanism 4.
Further, the number and arrangement positions of the flexible adjusting mechanisms 3 can be appropriately selected as required; as shown in fig. 1, in this embodiment, the number of flexible adjusting mechanisms 3 is preferably 4, and the flexible adjusting mechanisms are uniformly arranged between the fixed mechanism 1 and the movable mechanism 2; similarly, the number of the limit mechanisms 4 is preferably 4, and the limit mechanisms are uniformly arranged between the fixed mechanism 1 and the movable mechanism 2.
It should be noted that, when the number of the flexible adjusting mechanisms 3 and the number of the limiting mechanisms 4 are 1, the inner cavity volume of the flexible sealing cylinder 31 of the flexible adjusting mechanism 3 may be set to be larger than the volume of the limiting mechanism 4, so that the limiting mechanism 4 is disposed in the flexible sealing cylinder 31, and the flexible adjusting mechanism 3 and the limiting mechanism 4 are disposed at the geometric centers of the fixing mechanism 1 and the movable mechanism 2, so as to realize the posture adjustment of six degrees of freedom of the pre-aligned components.
Further, the structural shapes of the fixed mechanism 1 and the movable mechanism 2 can be appropriately selected according to the needs; as shown in fig. 1, in the present embodiment, it is preferable that the fixed mechanism 1 and the movable mechanism 2 have rectangular frame structures with the same structure; wherein, the two flexible adjusting mechanisms 3 and the two limiting mechanisms 4 are positioned at the long side of the rectangular frame structure; the other two flexible adjusting mechanisms 3 and the other two limiting mechanisms 4 are positioned at the other long side of the rectangular frame structure, so that the whole structure is more stable.
Further, the flexible positioning device of the present application may further comprise a bracket 5; the bottom of the bracket 5 is fixed with the top surface of the movable mechanism 2, and the top of the bracket 5 is used for fixedly mounting a pre-aligned mounting component.
When the flexible positioning device is assembled, firstly, a component to be assembled (namely a component which is pre-aligned and installed) is placed on a bracket 5, a fixing mechanism 1 is adjusted to a proper position for positioning, and connecting holes which coordinate alignment are different by about one hole position in a horizontal plane and have a certain height difference (about 50 mm) in the height direction; and then pressurizing the flexible adjusting mechanism 3, adjusting the height of the movable mechanism 2 to a proper position, wherein at least one hole can be approximately aligned, and the member to be assembled is in an approximately suspended state at the moment, so that posture adjustment and alignment hanging can be manually performed.
When the components are disassembled, the flexible positioning device is firstly adjusted to a proper position by a proper adjusting platform, and is positioned, and the bracket 5 and the components to be disassembled have a certain height difference (less than 50 mm) in the height direction; then, the movable range of a limiting rod 45 in the limiting mechanism 4 is adjusted, the flexible adjusting mechanism 3 is pressurized, and the internal pressure is the same as the pressure when the component is hung; removing the connector and dropping the component onto the bracket 5; the adjustment limits the limit rod 45 in the limit mechanism 4 at the center of the circle, and the gas in the flexible adjustment mechanism 3 is discharged. After the movable mechanism 2 falls on the fixed mechanism 1, the height of the flexible positioning device is lowered through the adjusting platform, and the disassembling work is completed.
The foregoing is merely illustrative of the present application, and the present application is not limited thereto, and any changes or substitutions easily contemplated by those skilled in the art within the scope of the present application should be included in the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.
Claims (8)
1. A flexible positioning device, comprising:
A fixing mechanism (1);
The movable mechanism (2) is positioned at the top of the fixed mechanism (1), and the top surface of the movable mechanism (2) is used for fixedly mounting a pre-aligned mounting component;
The flexible adjusting mechanism (3), the flexible adjusting mechanism (3) is located between the fixed mechanism (1) and the movable mechanism (2), one end of the flexible adjusting mechanism (3) is fixedly arranged on the top surface of the fixed mechanism (1) or fixedly arranged on the bottom surface of the movable mechanism (2), the flexible adjusting mechanism (3) can drive the movable mechanism (2) to freely move in a horizontal plane, and can controllably drive the movable mechanism (2) to do telescopic motion in a vertical direction;
The limiting mechanism (4) is positioned between the fixed mechanism (1) and the movable mechanism (2), two ends of the limiting mechanism (4) are fixedly connected with the top surface of the fixed mechanism (1) and the bottom surface of the movable mechanism (2) respectively, and the limiting mechanism (4) is used for adjusting the movement amplitude of the movable mechanism (2) along the horizontal direction;
wherein, stop gear (4) include:
The support (41) is cylindrical, the top end of the support (41) is open, and the bottom end of the support is fixedly connected with the top surface of the fixing mechanism (1);
The device comprises a plurality of tooth-shaped limiting pieces (42), wherein one end of each tooth-shaped limiting piece (42) is arc-shaped, a plurality of teeth are arranged on each tooth-shaped limiting piece, the center point of the arc-shaped position of each tooth-shaped limiting piece (42) is used as a hinge point, the tooth-shaped limiting pieces are hinged to the top end of a support (41), and the hinge points of the tooth-shaped limiting pieces (42) are uniformly distributed on a circular ring coaxial with the support (41);
The circular rack (43) is positioned at the top end of the support (41), and is rotatably sleeved outside the plurality of tooth-shaped limiting pieces (42) along the axis of the circular rack (43), and the inner tooth surface of the circular rack (43) is meshed with the teeth on the plurality of tooth-shaped limiting pieces (42);
The connecting support (44) is cylindrical, the bottom end of the connecting support (44) is open, the top end of the connecting support is fixedly connected with the bottom surface of the movable mechanism (2), and the diameter of a cylinder body of the connecting support (44) is equal to that of a cylinder body of the support (41);
The limiting rod (45) is positioned in the inner cavity of the connecting bracket (44), and is fixedly arranged on the inner wall of the top of the connecting bracket (44) along the axial lead direction of the connecting bracket (44), and the bottom end of the limiting rod (45) penetrates through the through holes surrounded by the plurality of tooth-shaped limiting pieces (42) and then stretches into the inner cavity of the support (41);
the circular rack (43) comprises an outer ring (431) and an inner ring (432) which are coaxially arranged, an annular cavity is formed between the outer ring (431) and the inner ring (432), the outer ring (431) and the inner ring (432) are connected through a plurality of connecting points (433) which are uniformly distributed in the annular cavity, and the annular cavity is divided into a plurality of arc-shaped cavities by the connecting points (433);
wherein, when the circular rack (43) rotates clockwise, the movement range of the limiting rod (45) increases, and when the circular rack (43) rotates anticlockwise, the limiting rod (45) is limited at the circle center;
The support (41) further comprises:
The support (411) is fixedly arranged at the top end of the support (41), each support (411) is arranged in one arc-shaped cavity in a matching mode, the arc length of the support (411) is smaller than that of the arc-shaped cavity, the diameter of the support (411) is equal to that of a cylinder body of the support (41), and when the flexible adjusting mechanism (3) is not pressurized, the connecting support (44) of the limiting mechanism (4) falls on the support (411).
2. The flexible positioning device according to claim 1, characterized in that the flexible adjustment mechanism (3) comprises:
The flexible sealing cylinder body (31), the axial two ends of the flexible sealing cylinder body (31) are respectively fixedly connected with the top surface of the fixed mechanism (1) and the bottom surface of the movable mechanism (2), wherein
The flexible sealing cylinder (31) is arranged to:
when the state is changed from the uninflated state to the fully inflated state, the movable mechanism (2) is driven to be far away from the fixed mechanism (1) along the vertical direction;
when the full inflation state is converted to the non-inflation state, the movable mechanism (2) is driven to approach the fixed mechanism (1) along the vertical direction;
the flexible adjustment mechanism (3) further comprises:
And the inflation and deflation part is used for inflating or deflating the flexible sealing cylinder (31).
3. The flexible positioning device according to claim 2, characterized in that the flexible adjustment mechanism (3) further comprises:
reinforcing fibers (32), wherein the reinforcing fibers (32) are spirally wound into a net structure and are paved inside the wall of the flexible sealing cylinder (31), and the helix angle alpha of the reinforcing fibers (32) is more than 55 degrees.
4. A flexible positioning device according to claim 3, characterized in that the flexible sealing cylinder (31) is a thermoplastic resin cylinder or a silicone rubber cylinder.
5. The flexible positioning device according to any one of claims 1-4, characterized in that the flexible adjusting mechanisms (3) are 4 in number and are uniformly arranged between the fixed mechanism (1) and the movable mechanism (2).
6. The flexible positioning device according to claim 5, wherein the number of the limiting mechanisms (4) is 4, and the limiting mechanisms are uniformly arranged between the fixed mechanism (1) and the movable mechanism (2).
7. The flexible positioning device according to claim 6, wherein the fixed mechanism (1) and the movable mechanism (2) are in a rectangular frame structure with the same structure; wherein the method comprises the steps of
The two flexible adjusting mechanisms (3) and the two limiting mechanisms (4) are positioned at the long side of the rectangular frame structure;
The other two flexible adjusting mechanisms (3) and the other two limiting mechanisms (4) are positioned at the other long side of the rectangular frame structure.
8. The flexible positioning device of claim 1, further comprising:
The bottom of the bracket (5) is fixed with the top surface of the movable mechanism (2), and the top of the bracket (5) is used for fixedly mounting the pre-aligned mounting component.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910600106.8A CN110253483B (en) | 2019-07-04 | Flexible positioning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910600106.8A CN110253483B (en) | 2019-07-04 | Flexible positioning device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110253483A CN110253483A (en) | 2019-09-20 |
| CN110253483B true CN110253483B (en) | 2024-07-05 |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108044613A (en) * | 2017-11-29 | 2018-05-18 | 上海交通大学 | Flexible pneumatic unit is connected mechanical arm with multiple-unit |
| CN207757131U (en) * | 2017-12-21 | 2018-08-24 | 江苏优埃唯智能科技有限公司 | A kind of mechanical arm positioning device of automatic welding equipment |
| CN210147962U (en) * | 2019-07-04 | 2020-03-17 | 丁力 | Flexible positioning device |
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108044613A (en) * | 2017-11-29 | 2018-05-18 | 上海交通大学 | Flexible pneumatic unit is connected mechanical arm with multiple-unit |
| CN207757131U (en) * | 2017-12-21 | 2018-08-24 | 江苏优埃唯智能科技有限公司 | A kind of mechanical arm positioning device of automatic welding equipment |
| CN210147962U (en) * | 2019-07-04 | 2020-03-17 | 丁力 | Flexible positioning device |
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