CN221111824U - Rocker arm limiting structure for mechanical arm - Google Patents
Rocker arm limiting structure for mechanical arm Download PDFInfo
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- CN221111824U CN221111824U CN202321235596.4U CN202321235596U CN221111824U CN 221111824 U CN221111824 U CN 221111824U CN 202321235596 U CN202321235596 U CN 202321235596U CN 221111824 U CN221111824 U CN 221111824U
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- fixedly connected
- rod
- limiting
- rocker arm
- pull rod
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- 244000309464 bull Species 0.000 claims 1
- 238000005457 optimization Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a rocker arm limiting structure for a mechanical arm, which comprises a supporting frame, wherein the rocker arm is rotationally connected to the inside of the supporting frame through a pin rod, a connecting rod is fixedly connected to the left side of the supporting frame, a limiting sleeve is fixedly connected to the left side of the connecting rod, a limiting rod is slidably connected to the inside of the limiting sleeve, a limiting frame is fixedly connected to the bottom of the supporting frame, the limiting rod is sleeved on the surface of the limiting frame, a traction rod is fixedly connected to the inside of the limiting rod, the traction rod penetrates through the limiting frame and is slidably connected with the inner wall of the limiting frame, a pull rod is arranged on the right side of the limiting sleeve, and the left side of the pull rod penetrates through a transmission groove and extends to the inside of the limiting rod. The utility model can effectively limit the rocker arm, avoid that a user can not effectively control the rocker arm, enhance the practicability of the rocker arm and prevent the phenomenon that the user easily takes off force when using the mechanical rocker arm.
Description
Technical Field
The utility model relates to the technical field of mechanical arms, in particular to a rocker arm limiting structure for a mechanical arm.
Background
The robotic arm is an automated mechanical device which is most widely and practically applied in the technical field of robots, and can be seen in the fields of industrial manufacture, medical treatment, entertainment service, military, semiconductor manufacture, space exploration and the like, and has a common characteristic of being capable of receiving instructions and accurately positioning to a certain point on a three-dimensional space for operation although the forms of the robotic arm are different.
When shooting TV and movies, a mechanical rocker arm is needed, but the existing mechanical rocker arm can only conduct angle positioning through the hand force of a user, so that the phenomenon of force release easily occurs when the user keeps a position for a long time, and the practicability of the mechanical rocker arm is reduced.
Therefore, there is a need for an improved mechanical rocker arm that prevents the user from easily coming off the force when using the mechanical rocker arm.
Disclosure of utility model
In order to solve the problems in the prior art, the utility model aims to provide the rocker arm limiting structure for the mechanical arm, which has the advantage of convenient limiting, and solves the problems that the existing mechanical rocker arm can only perform angle positioning by the strength of the hand of a user, so that the phenomenon of force release easily occurs when the user keeps a position for a long time, and the practicability of the mechanical rocker arm is reduced.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a rocking arm limit structure for arm, includes the support frame, the inside of support frame is rotated through the round pin pole and is connected with the rocking arm, the left side fixedly connected with connecting rod of support frame, the left side fixedly connected with stop collar of connecting rod, the inside sliding connection of stop collar has the gag lever post, the bottom fixedly connected with spacing frame of support frame, the surface at the spacing frame is established to the gag lever post cover, the inside fixedly connected with traction lever of gag lever post, the traction lever runs through spacing frame and with the inner wall sliding connection of spacing frame, the transmission groove has been seted up to the inside of stop collar, the right side of stop collar is provided with the pull rod, the inside that the transmission groove and extension to the gag lever post are run through in the left side of pull rod, the fixed surface of pull rod is connected with the movable plate, the surface and the inner wall sliding connection of transmission groove of movable plate.
As preferable in the utility model, the right side of the moving plate is fixedly connected with two reboilers, and the right side of each rebound device is fixedly connected with the inner wall of the transmission groove.
As the preferable mode of the utility model, the right side of the pull rod is fixedly connected with a rotating block, and the rotating block is matched with the rotating rod for use.
As the preferable mode of the utility model, the left side of the limiting rod is fixedly connected with a limiting rod, and the limiting rod is matched with the limiting rod for use.
As preferable in the utility model, the right side of the limiting rod is provided with a plurality of clamping grooves which are matched with the pull rod.
As preferable in the utility model, the left side of the pull rod is fixedly connected with a friction pad, and the surface of the friction pad is contacted with the inner wall of the clamping groove.
Compared with the prior art, the utility model has the following beneficial effects:
1. The utility model can effectively limit the rocker arm, avoid that a user can not effectively control the rocker arm, enhance the practicability of the rocker arm and prevent the phenomenon that the user easily takes off force when using the mechanical rocker arm.
2. According to the utility model, the rebound device is arranged, so that the movable plate can automatically rebound inwards, and the practicability of the movable plate is improved.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a cross-sectional view of the structure of the present utility model;
FIG. 3 is an enlarged view of the utility model at A in FIG. 2;
fig. 4 is a perspective view of a part of the present invention.
In the figure: 1. a support frame; 2. a rocker arm; 3. a connecting rod; 4. a limit sleeve; 5. a limit rod; 6. a limit frame; 7. a traction rod; 8. a transmission groove; 9. a pull rod; 10. a moving plate; 11. a rebound device; 12. a rotating block; 13. a gear lever; 14. a clamping groove; 15. friction pad.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
As shown in fig. 1 to 4, the rocker arm limiting structure for the mechanical arm provided by the utility model comprises a supporting frame 1, wherein the rocker arm 2 is rotationally connected to the inside of the supporting frame 1 through a pin rod, a connecting rod 3 is fixedly connected to the left side of the supporting frame 1, a limiting sleeve 4 is fixedly connected to the left side of the connecting rod 3, a limiting rod 5 is slidably connected to the inside of the limiting sleeve 4, a limiting frame 6 is fixedly connected to the bottom of the supporting frame 1, the limiting rod 5 is sleeved on the surface of the limiting frame 6, a traction rod 7 is fixedly connected to the inside of the limiting rod 5, the traction rod 7 penetrates through the limiting frame 6 and is slidably connected with the inner wall of the limiting frame 6, a transmission groove 8 is formed in the inside of the limiting sleeve 4, a pull rod 9 is arranged on the right side of the limiting sleeve 4, the left side of the pull rod 9 penetrates through the transmission groove 8 and extends to the inside of the limiting rod 5, a movable plate 10 is fixedly connected to the surface of the pull rod 9, and the surface of the movable plate 10 is slidably connected with the inner wall of the transmission groove 8.
Referring to fig. 3, two reboilers 11 are fixedly connected to the right side of the moving plate 10, and the right side of the reboilers 11 is fixedly connected to the inner wall of the transmission groove 8.
As a technical optimization scheme of the utility model, the rebound device 11 is arranged, so that the movable plate 10 can rebound inwards automatically, and the practicability of the movable plate 10 is improved.
Referring to fig. 3, a rotating block 12 is fixedly connected to the right side of the pull rod 9, and the rotating block 12 is matched with the rotating rod.
As a technical optimization scheme of the utility model, the rotating block 12 is arranged, so that a user can conveniently rotate the rotating rod, and the comfort level of the user is improved.
Referring to fig. 2, a stop lever 13 is fixedly connected to the left side of the stop lever 5, and the stop lever 13 is matched with the stop lever 5.
As a technical optimization scheme of the utility model, the limiting rod 5 can be limited by arranging the pull rod 9, so that the phenomenon that the limiting rod 5 is separated from the limiting sleeve 4 is prevented.
Referring to fig. 3, a plurality of clamping grooves 14 are formed on the right side of the limiting rod 5, and the clamping grooves 14 are matched with the pull rod 9 for use.
As a technical optimization scheme of the utility model, the clamping groove 14 is arranged, so that the pull rod 9 can be limited, and the stability of the pull rod 9 is improved.
Referring to fig. 3, a friction pad 15 is fixedly connected to the left side of the pull rod 9, and the surface of the friction pad 15 is in contact with the inner wall of the clamping groove 14.
As a technical optimization scheme of the utility model, the friction pad 15 is arranged, so that the pull rod 9 is in contact with the clamping groove 14 more tightly, and the contact area of the pull rod 9 and the clamping groove 14 is increased.
The working principle and the using flow of the utility model are as follows: when the limiting device is used, firstly, the turning block 12 is pulled rightwards, the turning block 12 drives the pull rod 9 to move rightwards, the pull rod 9 drives the moving plate 10 to move rightwards, the pull rod 9 is far away from the limiting sleeve 4, after the pull rod is far away from, a user pushes the limiting rod 5 up and down, the limiting rod 5 drives the limiting frame 6 to move up and down through the traction rod 7, the limiting frame 6 drives the rocker arm 2 to move up and down through the pin rod, the turning block 12 is loosened after the rocker arm 2 moves to a fixed position, the moving plate 10 and the pull rod 9 are driven leftwards through the elastic force of the rebound device 11, and the pull rod 9 is inserted into the clamping groove 14 again to limit the limiting sleeve 4.
To sum up: this rocking arm limit structure for arm, through pulling turning block 12 to the right, turning block 12 drives pull rod 9 and removes to the right, pull rod 9 drives movable plate 10 and removes to the right, make pull rod 9 keep away from stop collar 4, keep away from back user's oscilaltion gag lever post 5, gag lever post 5 passes through pull rod 7 and drives spacing frame 6 and reciprocate, make spacing frame 6 drive rocking arm 2 pass through the round pin pole and reciprocate, loosen turning block 12 after moving to the fixed position, drive movable plate 10 and pull rod 9 through the elasticity of resilience ware 11 and remove to the left, make pull rod 9 insert the inside to draw-in groove 14 again and carry out spacing to the stop collar 4, thereby the advantage of being convenient for has been possessed, it can only carry out the angular positioning through user's hand dynamics to have solved current mechanical rocking arm, this very easy phenomenon that appears the pulling force just leads to the user to keep a position for a long time, the problem of mechanical rocking arm practicality has been reduced.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a rocking arm limit structure for arm, includes support frame (1), its characterized in that: the inside of support frame (1) is rotated through the round pin pole and is connected with rocking arm (2), the left side fixedly connected with connecting rod (3) of support frame (1), the left side fixedly connected with stop collar (4) of connecting rod (3), the inside sliding connection of stop collar (4) has gag lever post (5), the bottom fixedly connected with spacing frame (6) of support frame (1), the surface at spacing frame (6) is established to gag lever post (5) cover, the inside fixedly connected with traction lever (7) of gag lever post (5), traction lever (7) run through spacing frame (6) and with the inner wall sliding connection of spacing frame (6), transmission groove (8) have been seted up to the inside of stop collar (4), the right side of stop collar (4) is provided with pull rod (9), the inside that the left side of pull rod (9) runs through transmission groove (8) and extends to gag lever post (5), the surface fixedly connected with movable plate (10) of pull rod (9), the surface and the inner wall sliding connection of transmission groove (8) of movable plate (10).
2. The rocker arm limiting structure for a mechanical arm according to claim 1, wherein: two reboilers (11) are fixedly connected to the right side of the moving plate (10), and the right side of each rebound device (11) is fixedly connected to the inner wall of the corresponding transmission groove (8).
3. The rocker arm limiting structure for a mechanical arm according to claim 1, wherein: the right side of pull rod (9) fixedly connected with commentaries on classics piece (12), commentaries on classics piece (12) and bull stick cooperation use.
4. The rocker arm limiting structure for a mechanical arm according to claim 1, wherein: the left side of the limiting rod (5) is fixedly connected with a blocking rod (13), and the blocking rod (13) is matched with the limiting rod (5).
5. The rocker arm limiting structure for a mechanical arm according to claim 1, wherein: a plurality of clamping grooves (14) are formed in the right side of the limiting rod (5), and the clamping grooves (14) are matched with the pull rod (9).
6. The rocker arm limiting structure for a mechanical arm according to claim 5, wherein: the left side of pull rod (9) fixedly connected with friction pad (15), the surface of friction pad (15) and the inner wall contact of draw-in groove (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321235596.4U CN221111824U (en) | 2023-05-22 | 2023-05-22 | Rocker arm limiting structure for mechanical arm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321235596.4U CN221111824U (en) | 2023-05-22 | 2023-05-22 | Rocker arm limiting structure for mechanical arm |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221111824U true CN221111824U (en) | 2024-06-11 |
Family
ID=91337026
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321235596.4U Active CN221111824U (en) | 2023-05-22 | 2023-05-22 | Rocker arm limiting structure for mechanical arm |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221111824U (en) |
-
2023
- 2023-05-22 CN CN202321235596.4U patent/CN221111824U/en active Active
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