CN218268301U - Low-cost large-load multi-degree-of-freedom servo adjusting mechanism - Google Patents
Low-cost large-load multi-degree-of-freedom servo adjusting mechanism Download PDFInfo
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- CN218268301U CN218268301U CN202123300114.2U CN202123300114U CN218268301U CN 218268301 U CN218268301 U CN 218268301U CN 202123300114 U CN202123300114 U CN 202123300114U CN 218268301 U CN218268301 U CN 218268301U
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Abstract
The utility model provides a low-cost large-load multi-degree-of-freedom servo adjusting mechanism, which comprises an adjusted piece, a supporting wheel, an electric push rod, a large ball connecting pair, a small ball connecting pair, a flexible supporting piece and an installation surface; the center of the bottom of the adjusted piece is connected with the mounting surface through a large ball connecting pair, and two sides of the bottom of the adjusted piece are provided with supporting wheels which are in contact with the mounting surface; two sides of the middle part of the adjusted part are connected with one ends of the two electric push rods through small ball connecting pairs, and the other ends of the two electric push rods are connected with the mounting surface through flexible supporting parts. The utility model discloses can realize the adjustment of big load multi freedom, low cost.
Description
Technical Field
The utility model belongs to the technical field of angle adjustment mechanism, in particular to low-cost big load multi freedom servo adjustment mechanism.
Background
The adjusting mechanism is widely applied in life and production, for example, the adjusting mechanism is used for a fan, a radar antenna, a large radio telescope, an astronomical telescope and the like, and the two-dimensional adjusting material mechanism plays a very important role in the research of space technology, ship technology and national defense construction.
Along with the diversification of scientific and technological development, the application occasions of the multi-degree-of-freedom adjusting mechanism are also continuously expanded, the requirements on the adjusting structure are more and more increased, at present, the multi-degree-of-freedom adjusting mechanism with large load mainly takes a rotary table as a main part, the adjusting mechanism comprises a two-dimensional rotary table and a one-dimensional rotary table and an electric push rod, the rotation of a rotary table motor and the expansion and contraction of the electric push rod can be controlled through upper computer software to realize the change of azimuth pitching, but the rotary table is high in manufacturing cost, and on the premise of limited expenditure, a lot of tests or products cannot be developed or implemented.
In the existing two-dimensional rotary table adjusting mode, the rotary table is an important test device and is used for calibrating and calibrating an inertial navigation system and an inertial element and simulating the attitude motion of an aircraft. The two-dimensional rotary table is usually composed of an azimuth axis system and a pitching axis system, and the two-dimensional rotary table is internally provided with devices such as a motor, a bearing, an angular position sensor and the like, so that the two-dimensional rotary table can well realize angle adjustment, but has high cost, and moves many hundreds of thousands and hundreds of thousands.
In the existing mode of adding an electric push rod to a one-dimensional turntable, an adjusted piece is arranged on the one-dimensional turntable, and the electric push rod is arranged on the rear side of the adjusted piece. The rotary table is rotated to adjust the azimuth angle, the electric push rod stretches to realize the pitching motion of the adjusted piece, the structure adopts a single shaft system, and the rotary table is slightly cheaper than a two-dimensional rotary table, but the price is still expensive.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a low-cost big load multi freedom servo adjustment mechanism can realize big load multi freedom adjustment, low cost.
In order to realize the purpose, the utility model discloses a technical scheme as follows:
the utility model provides a low-cost large-load multi-degree-of-freedom servo adjusting mechanism, which comprises an adjusted piece, a supporting wheel, an electric push rod, a large ball connecting pair, a small ball connecting pair, a flexible supporting piece and an installation surface; the center of the bottom of the adjusted piece is connected with an installation surface through a large ball connecting pair, and two sides of the bottom of the adjusted piece are provided with supporting wheels which are in contact with the installation surface; two sides of the middle part of the adjusted part are connected with one ends of the two electric push rods through small ball connecting pairs, and the other ends of the two electric push rods are connected with the mounting surface through flexible supporting parts.
Preferably, two sides of the middle part of the adjusted part are connected with one end of the push rod of the two electric push rods through a small ball connecting pair.
Preferably, the rotation centers of the two support wheels and the rotation center of the large ball connecting pair are positioned on the same straight line.
Preferably, the electric plunger incorporates a position sensor.
Preferably, the position sensor is a potentiometer or a coded disc.
Preferably, the flexible support is a spring.
The utility model discloses following beneficial effect has:
the utility model provides a low-cost big load multi freedom servo adjustment mechanism, big ball are connected the pair and are installed by adjustment piece bottom central authorities, realize can playing the effect of bearing when being adjusted piece position every single move, and the supporting wheel is installed in being adjusted piece bottom both sides, and the supporting wheel keeps in contact with the installation face always, plays the auxiliary stay effect, makes the utility model discloses under low cost's prerequisite, can satisfy the heavy load environment. One end of the electric push rod is connected with two sides of the middle part of the adjusted piece through the small ball connecting pair, the other end of the electric push rod is connected with the mounting surface through the flexible supporting piece, and the adjusted piece can realize orientation pitching adjustment under the matching of the electric push rod, the large ball connecting pair, the small ball connecting pair and the supporting wheel; a position sensor is arranged in the electric push rod, so that the telescopic amount of the electric push rod is convenient to control. The utility model discloses can realize the adjustment of big load multi freedom, low cost.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the description below are only some embodiments of the present invention.
Fig. 1 is a schematic structural view of a low-cost large-load multi-degree-of-freedom servo adjusting mechanism according to an embodiment of the present invention.
Description of reference numerals:
1. an adjusted member; 2. a support wheel; 3. an electric push rod; 4. the small ball is connected with the pair; 5. the big ball is connected with the pair; 6. a flexible support; 7. and (3) a mounting surface.
Detailed Description
In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
The embodiment provides a low-cost large-load multi-degree-of-freedom servo adjusting mechanism, which comprises an adjusted part 1, a supporting wheel 2, an electric push rod 3, a large ball connecting pair 5, a small ball connecting pair 4, a flexible supporting part 6 and an installation surface 7, wherein the electric push rod 3 is arranged on the upper surface of the adjusted part; the center of the bottom of the adjusted piece 1 is connected with an installation surface 7 through a large ball connecting pair 5, two sides of the bottom of the adjusted piece 1 are provided with supporting wheels 2 contacted with the installation surface 7, and the supporting wheels 2 are always kept in contact with the installation surface 7 to play a role of auxiliary support; two sides of the middle part of the adjusted piece 1 are connected with one ends of the two electric push rods 3 through the small ball connecting pair 4, the other ends of the two electric push rods 3 are connected with the mounting surface 7 through the flexible supporting piece 6, the degree of freedom of the flexible supporting piece is less than that of the ball connecting pair, and the adjustable piece cannot rotate.
Two sides of the middle part of the adjusted piece 1 are connected with one end of the push rod of the two electric push rods 3 through small ball connecting pairs 4. The rotation centers of the two supporting wheels 2 and the rotation center of the large ball connecting pair 5 are positioned on the same straight line. A position sensor is arranged in the electric push rod 3. The position sensor is a potentiometer or a coded disc. The flexible support 6 is a spring.
According to the weight and the azimuth pitching adjustment amount of the adjusted piece, a large ball connecting pair 5 is selected, the large ball connecting pair 5 is positioned in the middle of the bottom of the adjusted piece 1, and the adjusted piece 1 and the large ball connecting pair 5 are firmly fixed; the size of the supporting wheel 2 is selected according to the weight and the space of the adjusted piece 1, casters made of rubber, nylon or other materials can be selected, and the supporting wheels 2 are arranged at the left side and the right side of the bottom of the adjusted piece 1 to play a role of auxiliary support; the proper electric push rod 3 is selected according to the weight of the adjusted piece 1, the pitching adjustment amount of the azimuth, the adjustment speed and other parameters, a position sensor such as a potentiometer, a coded disc and the like needs to be arranged in the electric push rod 3, and the expansion amount of the electric push rod 3 is convenient to control; selecting a small ball connecting pair 4 according to the weight of the adjusted piece 1 and the specification of the electric push rod 3, wherein the small ball connecting pair 4 mainly has the function of enabling the electric push rod 5 to swing at different angles along with the adjusted piece 1; the equipment assembly is a conventional process and needs to be firmly fixed. The change of azimuth pitching can be realized by controlling the stretching of the electric push rod through the software of the upper computer. In the embodiment, two electric push rods, three ball connecting pairs, two elastic connecting pairs (flexible supporting pieces) and two supporting wheels are adopted for connection, so that the cost is relatively low, and the problem of insufficient bearing is caused when the conventional ball connecting pairs are placed in the middle of an adjusted piece; the big ball connecting pair 5 of this embodiment sets up in by 1 bottom center of adjusting part, by 1 bottom both sides of adjusting part still be equipped with supporting wheel 2, when cooperation electric putter 3 realized by 1 position every single move adjustment of adjusting part, also played the effect of bearing, under low cost's the prerequisite, can satisfy the heavy load environment.
According to the technical scheme provided by the utility model, the servo guiding mechanism of low-cost big load multi freedom that this embodiment provided, big ball connection pair is installed by adjustment piece bottom central authorities, can play the effect of bearing when realizing by adjustment piece position every single move, and the supporting wheel is installed in by adjustment piece bottom both sides, and the supporting wheel keeps in contact with the installation face always, plays the auxiliary stay effect, makes the utility model discloses under low cost's prerequisite, can satisfy the heavy load environment. One end of the electric push rod is connected with two sides of the middle part of the adjusted piece through the small ball connecting pair, the other end of the electric push rod is connected with the mounting surface through the flexible supporting piece, and the adjusted piece can realize orientation pitching adjustment under the matching of the electric push rod, the large ball connecting pair, the small ball connecting pair and the supporting wheel; a position sensor is arranged in the electric push rod, so that the telescopic quantity of the electric push rod is convenient to control. The utility model discloses can realize the adjustment of big load multi freedom, relative revolving stage class position every single move adjusting device, this embodiment low cost.
The embodiments of the present invention have been described in detail through the embodiments, but the above description is only exemplary of the embodiments of the present invention, and cannot be considered as limiting the scope of the embodiments of the present invention. The scope of protection of the embodiments of the present invention is defined by the claims. All utilize technical scheme of the embodiment of the utility model, or technical staff in the field is in the utility model discloses under embodiment technical scheme's the inspiration the utility model discloses in the essence and the protection scope of the embodiment, design similar technical scheme and reach above-mentioned technological effect, perhaps to the impartial change and improvement etc. that the application scope was made, all should still belong to within the protection scope is covered to the patent of the embodiment of the utility model.
Claims (6)
1. A low-cost large-load multi-degree-of-freedom servo adjusting mechanism is characterized by comprising an adjusted piece (1), a supporting wheel (2), an electric push rod (3), a large ball connecting pair (5), a small ball connecting pair (4), a flexible supporting piece (6) and an installing surface (7); the center of the bottom of the adjusted piece (1) is connected with an installation surface (7) through a large ball connecting pair (5), and two sides of the bottom of the adjusted piece (1) are provided with supporting wheels (2) which are in contact with the installation surface (7); two sides of the middle part of the adjusted piece (1) are connected with one ends of the two electric push rods (3) through small ball connecting pairs (4), and the other ends of the two electric push rods (3) are connected with an installation surface (7) through flexible supporting pieces (6).
2. The low-cost large-load multi-degree-of-freedom servo adjusting mechanism as claimed in claim 1, wherein two sides of the middle part of the adjusted piece (1) are connected with one end of the push rod of the two electric push rods (3) through small ball connecting pairs (4).
3. The low-cost large-load multi-degree-of-freedom servo adjusting mechanism is characterized in that the rotation centers of the two supporting wheels (2) and the large ball connecting pair (5) are positioned on the same straight line.
4. The low-cost high-load multi-degree-of-freedom servo adjusting mechanism as claimed in claim 1, wherein a position sensor is built in the electric push rod (3).
5. The low-cost high-load multi-degree-of-freedom servo-adjustment mechanism of claim 4, wherein the position sensor is a potentiometer or a code disc.
6. The low cost high load multiple degree of freedom servo actuator according to claim 4, wherein the flexible support (6) is a spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123300114.2U CN218268301U (en) | 2021-12-24 | 2021-12-24 | Low-cost large-load multi-degree-of-freedom servo adjusting mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123300114.2U CN218268301U (en) | 2021-12-24 | 2021-12-24 | Low-cost large-load multi-degree-of-freedom servo adjusting mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218268301U true CN218268301U (en) | 2023-01-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123300114.2U Active CN218268301U (en) | 2021-12-24 | 2021-12-24 | Low-cost large-load multi-degree-of-freedom servo adjusting mechanism |
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| Country | Link |
|---|---|
| CN (1) | CN218268301U (en) |
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2021
- 2021-12-24 CN CN202123300114.2U patent/CN218268301U/en active Active
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