CN218452977U - High-flexibility anti-deformation hydraulic driving mechanical arm - Google Patents
High-flexibility anti-deformation hydraulic driving mechanical arm Download PDFInfo
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- CN218452977U CN218452977U CN202221351850.2U CN202221351850U CN218452977U CN 218452977 U CN218452977 U CN 218452977U CN 202221351850 U CN202221351850 U CN 202221351850U CN 218452977 U CN218452977 U CN 218452977U
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Abstract
The utility model discloses a hydraulic drive arm of preapring for an unfavorable turn of events that flexibility is high, which comprises a base, the upper surface of base rotates and is connected with the connecting seat, be provided with rotation mechanism between base and the connecting seat, the upper surface of connecting seat articulates there is first support arm, the top of first support arm articulates there is the second support arm, the right side of second support arm articulates there is the third support arm, be provided with first pneumatic cylinder between first support arm and the connecting seat, it has the second pneumatic cylinder to articulate between first support arm and the second support arm, it has the third pneumatic cylinder to articulate between second support arm and the third support arm, the right side of third support arm is provided with snatchs the mechanism. This shape hydraulic drive arm of preapring for an unfavorable turn of events that flexibility is high, novel structure thinks about ingeniously, can make the arm carry out the nimble rotation of three hundred sixty degrees on the base to realize the nimble motion of arm under the space angle under the mating reaction of a plurality of pneumatic cylinders, reach the effect that improves this arm flexibility ratio with this.
Description
Technical Field
The utility model relates to an arm technical field specifically is a shape hydraulic drive arm of preapring for an unfavorable turn of events that flexibility is high.
Background
The mechanical arm is a complex system with high precision, multiple inputs and multiple outputs, high nonlinearity and strong coupling, and has been widely applied to the fields of industrial assembly, safety explosion prevention and the like due to unique operation flexibility.
Among the prior art, the great one-piece type plate body of weight is adopted for guaranteeing its rigidity to the arm usually, slows down because of its weight is great leads to its operating speed, and the flexibility ratio is not enough, leads to its production efficiency to receive certain influence.
SUMMERY OF THE UTILITY MODEL
To the above-mentioned condition, for overcoming prior art's defect, the utility model provides a high shape hydraulic drive arm of preapring for an unfavorable turn of events of flexibility, this high shape hydraulic drive arm of preapring for an unfavorable turn of events of flexibility, novel structure thinks about ingeniously, can make the arm carry out the nimble rotation of three hundred sixty degrees on the base to realize the nimble motion of arm under space angle under the mating reaction of a plurality of pneumatic cylinders, reach the effect that improves this arm flexibility ratio with this.
In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a high shape hydraulic drive arm of preapring for an unfavorable turn of events of flexibility, includes the base, the upper surface of base rotates and is connected with the connecting seat, be provided with rotation mechanism between base and the connecting seat, the upper surface of connecting seat articulates there is first support arm, the top of first support arm articulates there is the second support arm, the right side of second support arm articulates there is the third support arm, be provided with first pneumatic cylinder between first support arm and the connecting seat, it has the second pneumatic cylinder to articulate between first support arm and the second support arm, it has the third pneumatic cylinder to articulate between second support arm and the third support arm, the right side of third support arm is provided with snatchs the mechanism.
Preferably, the swing mechanism comprises a groove formed in the base and an inner gear ring fixedly connected to the lower surface of the connecting seat, a steering motor is arranged in the groove, and a steering gear meshed with the inner gear ring is fixedly connected to the top of the steering motor.
Preferably, the inner gear ring extends to the inside of the groove and is connected with the inner wall of the groove in a sliding manner.
Preferably, the grabbing mechanism comprises a connecting piece fixedly connected to the right side of the third support arm, a hydraulic push rod is arranged on the front side of the connecting piece, a rack plate is fixedly connected to the right side of the hydraulic push rod, connecting gears are meshed to the outer sides of the rack plate respectively, and the front sides of the connecting gears are fixedly connected with grabbers.
Preferably, the front surface of the connecting piece is provided with a sliding groove matched with the rack plate.
The utility model has the advantages that:
1. when the manipulator is used, the steering gear can be driven to rotate by the steering motor, the steering gear is meshed with the inner gear ring and drives the inner gear ring to rotate when rotating, the inner gear ring drives the connecting seat fixedly connected with the inner gear ring to rotate on the upper surface of the base, and then the first support arm can be flexibly rotated on the base.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the principles of the invention. In the drawings:
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1 according to the present invention;
FIG. 3 is a front view of the internal structural components of the groove of the present invention;
fig. 4 is a top view of the internal structural component of the groove of the present invention.
The reference numbers in the figures: 1. a base; 2. a connecting seat; 3. a groove; 4. an inner gear ring; 5. a steering motor; 6. a steering gear; 7. a first support arm; 8. a second support arm; 9. a third support arm; 10. a first hydraulic cylinder; 11. a second hydraulic cylinder; 12. a third hydraulic cylinder; 13. a connecting member; 14. a hydraulic push rod; 15. a rack plate; 16. a connecting gear; 17. and (4) a hand grip.
Detailed Description
The technical solution of the present invention will be clearly and completely described with reference to the accompanying drawings. In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance.
Example one
1-4, the anti-deformation hydraulic driving mechanical arm with high flexibility comprises a base 1, a connecting seat 2 is rotatably connected to the upper surface of the base 1, a swing mechanism is arranged between the base 1 and the connecting seat 2 and comprises a groove 3 formed in the base 1 and an inner gear ring 4 fixedly connected to the lower surface of the connecting seat 2, the inner gear ring 4 extends into the groove 3 and is in sliding connection with the inner wall of the groove 3, a steering motor 5 is arranged in the groove 3, a steering gear 6 meshed with the inner gear ring 4 is fixedly connected to the top of the steering motor 5, a first support arm 7 is hinged to the upper surface of the connecting seat 2, a second support arm 8 is hinged to the top of the first support arm 7, a third support arm 9 is hinged to the right side of the second support arm 8, a first hydraulic cylinder 10 is arranged between the first support arm 7 and the connecting seat 2, a second hydraulic cylinder 11 is hinged between the first support arm 7 and the second support arm 8, a third hydraulic cylinder 12 is hinged to the second support arm 8 and the third support arm 9, a grabbing mechanism is arranged on the right side of the third support arm 9 and comprises a connecting piece 13 fixedly connected to the right side of the third support arm 9, a push rod 14 is arranged on the front side of the connecting piece 13, a hydraulic rod 14, a hydraulic rod 15 is fixedly connected to the rack plate 15, and a rack plate 16 is connected to the right side of the rack plate 16.
When the mechanical arm is used, the steering gear 6 can be driven to rotate by the steering motor 5, the steering gear 6 is meshed with the inner gear ring 4 and drives the inner gear ring 4 to rotate when rotating, the inner gear ring 4 drives the connecting seat 2 fixedly connected with the inner gear ring 4 to rotate on the upper surface of the base 1, and then the first support arm 7 can flexibly rotate on the base 1, and meanwhile, the angle among the first support arm 7, the second support arm 8 and the third support arm 9 can be freely adjusted by matching the first hydraulic cylinder 10, the second hydraulic cylinder 11 and the third hydraulic cylinder 12, so that the flexible motion of the mechanical arm under a space angle is realized, the effect of improving the flexibility of the mechanical arm is achieved, meanwhile, the rack plate 15 is driven to reciprocate by the hydraulic push rod 14, and then the grippers 17 on two sides are driven to move towards or away from each other under the matching action of the connecting gear 16, and thus the objects can be grabbed and put down.
Example two
Referring to fig. 2, as another preferred embodiment, the difference from the first preferred embodiment is that a sliding groove adapted to the rack plate 15 is formed in the front surface of the link 13, and by providing the sliding groove, the rack plate 15 can be limited when the rack plate 15 reciprocates, thereby improving the stability of the reciprocating motion of the rack plate 15.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. The utility model provides a high shape hydraulic drive arm of preapring for an unfavorable turn of events of flexibility, includes base (1), its characterized in that: the utility model discloses a hydraulic pressure swing joint device, including base (1), connecting seat (2), rotation mechanism, first support arm (7), second support arm (8), first pneumatic cylinder (10), second pneumatic cylinder (11), first pneumatic cylinder (7) and connecting seat (2), the upper surface of base (1) rotates and is connected with connecting seat (2), be provided with rotation mechanism between base (1) and connecting seat (2), the upper surface of connecting seat (2) articulates there is first support arm (7), the top of first support arm (7) articulates there is second support arm (8), the right side of second support arm (8) articulates between first support arm (7) and second support arm (8) has third pneumatic cylinder (12), it snatchs the mechanism to articulate between second support arm (8) and third support arm (9).
2. The high-flexibility deformation-prevention hydraulic driving mechanical arm according to claim 1, is characterized in that: the rotary mechanism comprises a groove (3) formed in the base (1) and an inner gear ring (4) fixedly connected to the lower surface of the connecting seat (2), a steering motor (5) is arranged in the groove (3), and a steering gear (6) meshed with the inner gear ring (4) is fixedly connected to the top of the steering motor (5).
3. The high-flexibility deformation-prevention hydraulic driving mechanical arm as claimed in claim 2, wherein: the inner gear ring (4) extends to the inner part of the groove (3) and is connected with the inner wall of the groove (3) in a sliding manner.
4. The high-flexibility deformation-prevention hydraulic driving mechanical arm according to claim 1, is characterized in that: snatch mechanism includes connecting piece (13) of fixed connection on third support arm (9) right side, the front of connecting piece (13) is provided with hydraulic push rod (14), the right side fixedly connected with rack plate (15) of hydraulic push rod (14), the outside of rack plate (15) has engaged with respectively and has connected gear (16), the equal fixedly connected with tongs (17) in front of connecting gear (16).
5. The high-flexibility deformation-prevention hydraulic driving mechanical arm as claimed in claim 4, wherein the deformation-prevention hydraulic driving mechanical arm comprises: the front surface of the connecting piece (13) is provided with a sliding groove matched with the rack plate (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221351850.2U CN218452977U (en) | 2022-06-01 | 2022-06-01 | High-flexibility anti-deformation hydraulic driving mechanical arm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221351850.2U CN218452977U (en) | 2022-06-01 | 2022-06-01 | High-flexibility anti-deformation hydraulic driving mechanical arm |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218452977U true CN218452977U (en) | 2023-02-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221351850.2U Active CN218452977U (en) | 2022-06-01 | 2022-06-01 | High-flexibility anti-deformation hydraulic driving mechanical arm |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218452977U (en) |
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2022
- 2022-06-01 CN CN202221351850.2U patent/CN218452977U/en active Active
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