CN215848279U - Robot mechanical arm connecting device - Google Patents
Robot mechanical arm connecting device Download PDFInfo
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- CN215848279U CN215848279U CN202121440858.1U CN202121440858U CN215848279U CN 215848279 U CN215848279 U CN 215848279U CN 202121440858 U CN202121440858 U CN 202121440858U CN 215848279 U CN215848279 U CN 215848279U
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Abstract
Robot arm connecting device relates to the technical field of robots, in particular to a robot arm connecting device. An arm main body is arranged in an installation space of the front shell of the arm main body and the rear shell of the arm main body; the outer side of the arm main body is provided with rotary inner teeth, the front end of the arm main body is provided with a small bearing, the rear end of the arm main body is provided with a large bearing, and the arm main body is provided with an arm main body cavity, an arm main body mounting hole and a rotary small tooth notch; a left-right rotating steering engine is arranged in the cavity of the arm main body and fixedly connected with the rotating small teeth; the rotary small teeth are meshed with the rotary internal teeth through the rotary small tooth notches; the big arm link of back and preceding big arm link set up in the rear end cavity of arm main part, and the front end of big arm link of back and preceding big arm link is connected with controlling the rotatory rudder machine, and the rear end of big arm link of back and preceding big arm link is connected with upper and lower rotatory rudder machine. The utility model has the advantages of improving the flexibility, realizing multi-angle free rotation and being simple to operate.
Description
Technical Field
The utility model relates to the technical field of robots, in particular to a robot mechanical arm connecting device.
Background
The robot can replace or assist human beings to finish various works, and is widely applied to the fields of manufacturing industry, medical service, family entertainment, military, aerospace and the like. The connecting device of the mechanical arm of the robot plays a key role in the free movement of the mechanical arm. The flexibility of the existing connecting device of the robot mechanical arm needs to be further improved.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a robot mechanical arm connecting device, which aims to improve the flexibility, realize multi-angle free rotation and realize simple operation.
The robot mechanical arm connecting device provided by the utility model comprises an arm main body front shell, an arm main body rear shell, a rear large arm connecting end and a front large arm connecting end, wherein the rear large arm connecting end and the front large arm connecting end are assembled into the robot mechanical arm connecting end; the arm main body is of a hollow cavity structure, rotary internal teeth are arranged on the outer side of the arm main body, a small bearing is arranged at the front end of the arm main body, a large bearing is arranged at the rear end of the arm main body, and an arm main body cavity, two arm main body mounting holes and a rotary small tooth notch are formed in the arm main body; a left-right rotating steering engine is arranged in the cavity of the arm main body and fixedly connected with the rotating small teeth; the rotary small teeth are meshed with the rotary internal teeth through the rotary small tooth notches; the rear large arm connecting end and the front large arm connecting end are arranged in a rear end cavity of the arm main body, the front end of the rear large arm connecting end and the front end of the front large arm connecting end are connected with output shafts of the left and right rotary steering engines, and the two sides of the rear end of the rear large arm connecting end and the two sides of the rear end of the front large arm connecting end are respectively connected with double-sided output shafts of the upper and lower rotary steering engines.
Furthermore, steering wheel pressing plates are arranged on the outer sides of the left and right rotating steering wheels, and the left and right rotating steering wheels are fixed in the cavity of the arm main body through the steering wheel pressing plates.
Further, the rear large arm connecting end and the front large arm connecting end are respectively fixed in a rear end cavity of the arm main body through two arm main body mounting holes.
Furthermore, a steering engine metal disc is arranged on the outer side of the up-down rotating steering engine, and the steering engine metal disc, the rear big arm connecting end and the front big arm connecting end clamp the up-down rotating steering engine at the rear end of the arm main body.
Furthermore, a rear big arm shell is arranged on the outer side of the rear big arm connecting end, a front big arm shell is arranged on the outer side of the front big arm connecting end, and the rear big arm shell and the front big arm shell are fixed on a steering engine metal disc through screws.
Furthermore, the two ends of the arm main body are respectively fixed in the installation space formed by the front shell of the arm main body and the rear shell of the arm main body through a large bearing clamping position and a small bearing clamping position.
Further, the arm body front housing and the arm body rear housing are fixedly connected by screws.
According to the robot arm connecting device provided by the utility model, the rear large arm connecting end and the front large arm connecting end are assembled into the robot arm connecting end, the left and right rotating steering engines are arranged in the cavity of the arm main body, the rotating inner teeth are arranged on the outer side of the arm main body, the left and right rotating steering engines are started, the left and right rotating steering engines are fixedly connected with the rotating small teeth, and the rotating small teeth are meshed with the rotating inner teeth through the rotating small tooth notches. The front end of the rear large arm connecting end and the front large arm connecting end are connected with an output shaft of a left-right rotating steering engine, the front end of the arm main body is provided with a small bearing, the rear end of the arm main body is provided with a large bearing, the rear large arm connecting end and the front large arm connecting end are assembled into a robot arm connecting end, and the robot arm connecting end is driven by a left-right rotating steering engine and rotates through rotating small teeth and rotating inner teeth in a meshed mode, so that the arm main body rotates, the rear large arm connecting end and the front large arm connecting end are assembled into a robot arm connecting end to rotate, and multi-angle free rotation is achieved. The rear end both sides of big arm link in back and preceding big arm link are connected with the two-sided output shaft of rotatory steering wheel from top to bottom respectively, start rotatory steering wheel from top to bottom, and big arm link in back and preceding big arm link assemble into robot arm link and carry out the up-and-down motion under the drive of rotatory steering wheel from top to bottom, improve the flexibility ratio. Therefore, the utility model has the advantages of improving the flexibility, realizing multi-angle free rotation and being simple to operate.
Drawings
The accompanying drawings disclose, in part, specific embodiments of the present invention, wherein,
FIG. 1 is a schematic view of the structure of the present invention;
FIG. 2 is a top view of the structure of the present invention;
FIG. 3 is a structural cross-sectional view of the present invention;
FIG. 4 is a schematic view of the construction of the arm body of the present invention;
FIG. 5 is a schematic structural view of a rotary small tooth and a left-right rotary steering engine of the present invention;
FIG. 6 is a first usage state diagram of the present invention;
FIG. 7 is a second usage state diagram of the present invention;
1. a small bearing; 2. rotating the inner teeth; 3. rotating the small teeth; 4. a left-right rotary steering engine; 5. a steering engine pressure plate; 6. a large bearing; 7. an arm main body; 7-1. arm body cavity; 7-2. mounting holes of the arm main body; 7-3, rotating the small tooth notch; 8. an arm body front housing; 8-1, clamping the large bearing; 8-2, clamping the small bearing; 9. an arm body rear housing; 10. a rear large arm connecting end; 11. a front large arm connecting end; 12. a rear large arm housing; 13. a front boom housing; 14. rotating the steering engine up and down; 15. a steering engine metal disc; 16. a robot arm.
Detailed Description
As shown in fig. 1 to 5, the robot arm connecting device provided by the present invention includes an arm main body front housing 8, an arm main body rear housing 9, a rear large arm connecting end 10, and a front large arm connecting end 11, wherein the rear large arm connecting end 10 and the front large arm connecting end 11 are assembled into a robot arm connecting end, and an arm main body 7 is disposed in an installation space formed by the arm main body front housing 8 and the arm main body rear housing 9; the arm main body 7 is of a hollow cavity structure, rotary inner teeth 2 are arranged on the outer side of the arm main body 7, a small bearing 1 is arranged at the front end of the arm main body 7, a large bearing 6 is arranged at the rear end of the arm main body 7, and an arm main body cavity 7-1, two arm main body mounting holes 7-2 and a rotary small tooth notch 7-3 are arranged on the arm main body 7; a left and right rotary steering engine 4 is arranged in the arm main body cavity 7-1, and the left and right rotary steering engine 4 is fixedly connected with the rotary small teeth 3; the rotary small teeth 3 are meshed with the rotary internal teeth 2 through rotary small tooth notches 7-3; the rear big arm connecting end 10 and the front big arm connecting end 11 are arranged in a rear end cavity of the arm main body 7, the front end of the rear big arm connecting end 10 and the front end of the front big arm connecting end 11 are both connected with an output shaft of the left-right rotary steering engine 4, and the rear end of the rear big arm connecting end 10 and the rear end of the front big arm connecting end 11 are both connected with a double-sided output shaft of the up-down rotary steering engine 14.
As shown in figures 6-7, when the robot mechanical arm is used, a robot mechanical arm 16 is connected to the rear end of a rear large arm connecting end 10 and the rear end of a front large arm connecting end 11, when the robot mechanical arm needs to rotate, a left rotating steering engine 4 and a right rotating steering engine 4 are started, the left rotating steering engine 4 and the right rotating steering engine 4 are fixedly connected with a rotating small tooth 3, and the rotating small tooth 3 is meshed with a rotating inner tooth 2 through a rotating small tooth notch 7-3. The front end of the rear big arm connecting end 10 and the front end of the front big arm connecting end 11 are connected with the output shafts of the left and right rotary rudders 4, the front end of the arm main body 7 is provided with a small bearing 1, the rear end of the arm main body 7 is provided with a big bearing 6, the rear big arm connecting end 10 and the front big arm connecting end 11 are assembled into a robot mechanical arm connecting end, and the robot mechanical arm connecting end rotates under the driving of the left and right rotary rudders 4 through the meshing of rotary small teeth and rotary internal teeth, so that the arm main body rotates, the rear big arm connecting end and the front big arm connecting end are assembled into a robot mechanical arm connecting end to rotate, the robot mechanical arm 16 rotates by 360 degrees, and multi-angle free rotation is realized.
When the robot mechanical arm connecting device is used, the robot mechanical arm 16 is connected to the rear end of the rear large arm connecting end 10 and the rear end of the front large arm connecting end 11, when the robot mechanical arm needs to move up and down, the up-and-down rotating steering engine 14 is started, the rear large arm connecting end 10 and the front large arm connecting end 11 are assembled into the robot mechanical arm connecting end to move up and down under the driving of the up-and-down rotating steering engine 14, so that the robot mechanical arm 16 moves up and down, and the flexibility is improved.
When the robot mechanical arm is used, the robot mechanical arm 16 is connected to the rear end of the rear large arm connecting end 10 and the rear end of the front large arm connecting end 11, and when the robot mechanical arm needs to rotate and move up and down at the same time, the left and right rotating steering engines 4 and the up and down rotating steering engines 14 are started at the same time. The rear large arm connecting end 10 and the front large arm connecting end 11 are assembled into a robot mechanical arm connecting end, and under the driving of the left and right rotary rudders 4, the arm main body is rotated through the meshing of the rotary small teeth and the rotary internal teeth, so that the rear large arm connecting end and the front large arm connecting end are assembled into the robot mechanical arm connecting end to rotate, the robot mechanical arm 16 is further rotated, and multi-angle free rotation is achieved. The rear big arm connecting end 10 and the front big arm connecting end 11 are assembled into a robot mechanical arm connecting end which moves up and down under the driving of the up-and-down rotation steering engine 14, so that the robot mechanical arm 16 moves up and down, and the flexibility is improved.
The steering engine pressing plate 5 is arranged on the outer side of the left-right rotating steering engine 4, the left-right rotating steering engine 4 is covered by the steering engine pressing plate 5, the left-right rotating steering engine 4 is fixed in the arm main body cavity 7-1 through the steering engine pressing plate 5, the left-right rotating steering engine 4 is convenient to start, and the rear large arm connecting end and the front large arm connecting end are assembled to form a robot mechanical arm connecting end to rotate, so that the robot mechanical arm 16 rotates, and multi-angle free rotation is achieved.
The rear large arm connecting end 10 and the front large arm connecting end 11 are respectively fixed in a rear end cavity of the arm main body 7 through two arm main body mounting holes 7-2. The rear large arm connecting end 10 and the front large arm connecting end 11 are fixed in two arm main body mounting holes 7-2 respectively through screws, the front ends of the rear large arm connecting end 10 and the front large arm connecting end 11 are connected with output shafts of the left-right rotary steering engine 4 conveniently, so that the left-right rotary steering engine 4 is started, the rear large arm connecting end and the front large arm connecting end are assembled into a robot arm connecting end to rotate, the robot arm 16 is rotated, and multi-angle free rotation is achieved.
A steering engine metal disc 15 is arranged on the outer side of the up-down rotation steering engine 14, and the up-down rotation steering engine 14 is clamped and fixed at the rear end of the arm main body 7 through the steering engine metal disc 15, the rear large arm connecting end 10 and the front large arm connecting end 11. The double-sided output shaft of the up-and-down rotation steering engine 14 can be connected with the rear large arm connecting end 10 and the front large arm connecting end 11 respectively, the up-and-down rotation steering engine 14 can be started conveniently, the rear large arm connecting end 10 and the front large arm connecting end 11 are assembled into a robot mechanical arm connecting end and move up and down under the driving of the up-and-down rotation steering engine 14, and therefore the robot mechanical arm 16 moves up and down, and flexibility is improved.
The outer side of the rear big arm connecting end 10 is provided with a rear big arm shell 12, the outer side of the front big arm connecting end 11 is provided with a front big arm shell 13, and the rear big arm shell 12 and the front big arm shell 13 are fixed on a steering engine metal disc 15 through screws. The rear big arm shell 12 and the front big arm shell 13 are assembled into a protective shell of the rear big arm connecting end 10 and the front big arm connecting end 11, the rear big arm connecting end 10 and the front big arm connecting end 11 can be driven by the left-right rotary steering engine 4 and the up-down rotary steering engine 14, the robot mechanical arm 16 can better rotate and move up and down, flexibility is improved, and multi-angle free rotation is realized.
The two ends of the arm main body 7 are respectively fixed in the installation space formed by the arm main body front shell 8 and the arm main body rear shell 9 by a large bearing clamp position 8-1 and a small bearing clamp position 8-2. The big bearing position 8-1 and the small bearing position 8-2 are fixed in the arm main body front shell 8 and the arm main body rear shell 9, and the arm main body front shell 8 and the arm main body rear shell 9 can be quickly assembled to form an arm main body installation space through the big bearing position 8-1 and the small bearing position 8-2, so that the arm main body 7 can be conveniently installed, and the operation is simple.
Shell 8 is by screw fixed connection behind shell 9 behind above-mentioned arm main part before the arm main part and the arm main part, and the equipment and the dismantlement of shell 9 behind shell 8 and the arm main part before the arm main part are convenient for carry on fast, convenient to use, easy operation.
The installation mode, the connection mode or the arrangement mode of all the components are common mechanical modes, such as welding, threaded connection, screw connection and the like, and the specific structures, models and coefficient indexes of all the components are self-contained technologies, so long as the beneficial effects can be achieved. The used left and right rotating steering engines 4 and the up and down rotating steering engines 14 are common devices in the market, and can be used only by being connected according to the purchased instructions when being purchased for use, so that the details are not repeated.
Claims (7)
1. A robot mechanical arm connecting device comprises an arm main body front shell (8), an arm main body rear shell (9), a rear large arm connecting end (10) and a front large arm connecting end (11), wherein the rear large arm connecting end (10) and the front large arm connecting end (11) are assembled into the robot mechanical arm connecting end, and the robot mechanical arm connecting device is characterized in that an arm main body (7) is arranged in an installation space formed by the arm main body front shell (8) and the arm main body rear shell (9); the arm main body (7) is of a hollow cavity structure, rotary internal teeth (2) are arranged on the outer side of the arm main body (7), a small bearing (1) is arranged at the front end of the arm main body (7), a large bearing (6) is arranged at the rear end of the arm main body (7), and an arm main body cavity (7-1), two arm main body mounting holes (7-2) and a rotary small tooth notch (7-3) are formed in the arm main body (7); a left-right rotating steering engine (4) is arranged in the arm main body cavity (7-1), and the left-right rotating steering engine (4) is fixedly connected with the rotating small teeth (3); the rotary small teeth (3) are meshed with the rotary internal teeth (2) through rotary small tooth notches (7-3); the rear big arm connecting end (10) and the front big arm connecting end (11) are arranged in a cavity at the rear end of the arm main body (7), the front end of the rear big arm connecting end (10) and the front end of the front big arm connecting end (11) are both connected with an output shaft of the left-right rotary steering engine (4), and the two sides of the rear end of the rear big arm connecting end (10) and the rear end of the front big arm connecting end (11) are respectively connected with a double-sided output shaft of the up-down rotary steering engine (14).
2. The robot mechanical arm connecting device according to claim 1, wherein steering engine pressing plates (5) are arranged on the outer sides of the left and right rotary steering engines (4), and the left and right rotary steering engines (4) are fixed in the arm main body cavity (7-1) through the steering engine pressing plates (5).
3. The robot arm connecting device according to claim 1, wherein the rear large arm connecting end (10) and the front large arm connecting end (11) are fixed in a rear end cavity of the arm body (7) by two arm body mounting holes (7-2), respectively.
4. The robot mechanical arm connecting device as claimed in claim 1, wherein a steering engine metal disc (15) is arranged on the outer side of the up-down rotary steering engine (14), and the up-down rotary steering engine (14) is clamped and fixed at the rear end of the arm main body (7) by the steering engine metal disc (15), the rear big arm connecting end (10) and the front big arm connecting end (11).
5. The robot mechanical arm connecting device according to claim 1, wherein a rear large arm shell (12) is arranged on the outer side of the rear large arm connecting end (10), a front large arm shell (13) is arranged on the outer side of the front large arm connecting end (11), and the rear large arm shell (12) and the front large arm shell (13) are fixed on a steering engine metal disc (15) through screws.
6. The robot arm connecting device according to claim 1, wherein both ends of the arm main body (7) are fixed in the installation space formed by the arm main body front housing (8) and the arm main body rear housing (9) by a large bearing retainer (8-1) and a small bearing retainer (8-2), respectively.
7. The robot arm connecting device according to claim 1, wherein the arm main body front case (8) and the arm main body rear case (9) are fixedly connected by a screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121440858.1U CN215848279U (en) | 2021-06-28 | 2021-06-28 | Robot mechanical arm connecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121440858.1U CN215848279U (en) | 2021-06-28 | 2021-06-28 | Robot mechanical arm connecting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215848279U true CN215848279U (en) | 2022-02-18 |
Family
ID=80335587
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121440858.1U Active CN215848279U (en) | 2021-06-28 | 2021-06-28 | Robot mechanical arm connecting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215848279U (en) |
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2021
- 2021-06-28 CN CN202121440858.1U patent/CN215848279U/en active Active
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