CN215397994U

CN215397994U - Drawing robot

Info

Publication number: CN215397994U
Application number: CN202120522706.XU
Authority: CN
Inventors: 刘青山
Original assignee: Shanghai Daxi Technology Co ltd
Current assignee: Shanghai Daxi Technology Co ltd
Priority date: 2021-03-12
Filing date: 2021-03-12
Publication date: 2022-01-04
Anticipated expiration: 2031-03-12

Abstract

The utility model discloses a painting robot which comprises a robot main body, a painting arm connected to the robot main body and a painting pen detachably positioned and connected to the painting arm, wherein an installation limiting part is arranged on the rear part of the side wall of the robot main body, the painting arm can be installed at the installation limiting part in a swinging mode relative to the robot main body, and the part, close to the side wall of the robot main body, of the painting arm is arched out back to the robot main body so that the painting arm does not interfere with the robot main body when swinging. This drawing robot's simple structure, reasonable, but furthest's extension drawing pen's drawing scope, and then has promoted the drawing effect.

Description

Drawing robot

Technical Field

The utility model relates to the technical field of drawing robots, and particularly provides a drawing robot with a large drawing range.

Background

The painting robot is a robot toy capable of drawing pictures, and can help children learn painting when playing. However, the painting arm of the conventional painting robot generally adopts a straight arm structure, and the painting arm still extends out of the front portion of the robot body, so that the walking range of the painting arm is limited, and the painting effect is limited.

In view of the above, the present invention is particularly proposed.

Disclosure of Invention

In order to overcome the defects, the utility model provides the painting robot which is simple and reasonable in structure and can expand the painting range of the painting pen to the maximum extent, so that the painting effect is improved.

The technical scheme adopted by the utility model for solving the technical problem is as follows: the utility model provides a drawing robot, includes the robot main part, connect in drawing arm and detachably positioning connection in the robot main part in drawing the painting brush on the arm be provided with the spacing portion of installation on the lateral wall rear portion of robot main part, it can be relative to draw the arm the swing of robot main part install in the spacing portion department of installation, just draw the arm be close to in the part of robot main part lateral wall still dorsad the robot main part arches out, so that when drawing the arm swing not with the robot main part takes place to interfere.

As a further improvement of the present invention, the robot main body comprises a housing having a main shell portion in a hollow cylindrical shape and a head portion positioned on a top side of the main shell portion, and the mounting limiting portion is a mounting through hole penetrating through a rear portion of a side wall of the main shell portion;

the drawing arm is provided with a first arm body in an outer convex arc shape and a second arm body in a straight rod shape, the rear end of the first arm body in the arc length direction is hinged and mounted on the mounting limiting part through a hinge part A, the front end of the first arm body in the arc length direction is hinged with the rear end of the second arm body in the length direction through a hinge part B, and the first arm body can swing relative to the shell and further drive the second arm body to move in position;

the drawing pen is detachably connected to the front end of the second arm body in a positioning mode in the length direction.

As a further improvement of the utility model, the number of the mounting limiting parts is two, and the two mounting limiting parts are uniformly distributed on the rear part of the side wall of the main shell part and are oppositely arranged left and right;

correspondingly, the number of the drawing arms is two, wherein the rear ends of the first arm bodies in the arc length direction are respectively hinged to the two installation limiting parts through the hinge pieces A, the front ends of the first arm bodies in the arc length direction are respectively hinged to the rear ends of the second arm bodies in the length direction through the hinge pieces B, and the front ends of the second arm bodies in the length direction are connected together in a positioning mode.

As a further improvement of the utility model, the two articulated elements a are respectively provided with a connector a and an articulated pin shaft a, wherein one side of each of the two connectors a is movably mounted in the two mounting limit parts correspondingly, the other side of each of the two connectors a is of a bifurcate structure, and the rear ends of the two first arm bodies in the arc length direction are movably inserted into the bifurcates of the two connectors a respectively and are articulated with the bifurcates of the two connectors a through the articulated pin shaft a respectively;

in addition, still fix a position in the inner chamber of main casing portion and install two rotating electrical machines, and two the driving that rotating electrical machine can correspond respectively is two connector A is rotatory.

As a further improvement of the utility model, the two articulated elements B are respectively provided with a connecting head B and an articulated pin shaft B, wherein one side of each of the two connecting heads B is respectively positioned and connected to the front ends of the two first arm bodies in the arc length direction, the other sides of the two connecting heads B are in a bifurcate structure, the rear ends of the two second arm bodies in the length direction are respectively movably inserted into the bifurcates of the two connecting heads B and then are respectively articulated with the bifurcates of the two connecting heads B through the articulated pin shaft B.

As a further improvement of the present invention, the robot main body further includes a base and a lifting mechanism mounted on the base, the housing is movably covered outside the base and the lifting mechanism, and the lifting mechanism can also drive the housing and the drawing arm to move up and down for positioning.

As a further improvement of the utility model, the drawing robot also comprises a drawing board which is detachably positioned and connected on the front part of the side wall of the main shell part.

The utility model has the beneficial effects that: according to the drawing robot, the drawing arm of the drawing robot is structurally improved, the drawing arm is designed into the first arm body and the second arm body which are hinged with each other, the first arm body is particularly hinged and mounted on the rear portion of the side wall of the main shell portion of the robot main body, and the first arm body is designed into the shape of the convex arc, so that the drawing arm can be prevented from interfering with the robot main body when swinging, smoothness of the drawing arm during movement is guaranteed, the drawing arm can be maximally close to the robot main body, the walking range of the drawing arm can be greatly expanded, the drawing range of the drawing pen is greatly expanded, the drawing effect can be greatly improved, and better drawing experience is provided for children.

Drawings

FIG. 1 is a schematic view of a painting robot according to the present invention from a first perspective;

FIG. 2 is a schematic diagram of the painting robot of the present invention at a second viewing angle;

fig. 3 is a schematic structural diagram of the painting robot according to the third viewing angle.

The following description is made with reference to the accompanying drawings:

1-a drawing board; 2-the robot body; 20-a main housing portion; 21-head; 200-installing a limiting part; 3-drawing arm; 30-a first arm; 31 — a second arm; 32-hinge a; 33-hinge B; 4-drawing pen.

Detailed Description

The following description of the embodiments of the present invention is provided by way of specific embodiments, and other advantages and effects of the present invention will be readily apparent to those skilled in the art from the disclosure herein.

It should be understood that the structures, ratios, sizes, and the like shown in the drawings and described in the specification are only used for matching with the disclosure of the specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions of the present invention, so that the present invention has no technical significance. In addition, the terms "first", "second", "a", "B", and the like in the present specification are for convenience of description only, and do not limit the range in which the present invention can be implemented.

Example 1:

referring to fig. 1 to 3, the drawings are respectively schematic structural diagrams of the painting robot of the present invention at three different viewing angles.

The painting robot comprises a robot main body 2, a painting arm 3 connected to the robot main body 2, and a painting brush 4 detachably positioned and connected to the painting arm 3, wherein a mounting limiting part 200 is particularly arranged on the rear part of the side wall of the robot main body 2, the painting arm 3 can be mounted at the mounting limiting part 200 in a swinging mode relative to the robot main body 2, and the part, close to the side wall of the robot main body 2, of the painting arm 3 is arched out of the robot main body in a mode of being opposite to the side wall of the robot main body, namely the part, close to the robot main body 2, of the painting arm 3 is protruded out of the robot main body in a mode of being opposite to the side wall of the robot main body, so that the painting arm 3 does not interfere with the robot main body 2 when swinging.

In this embodiment, it is preferable that the robot main body 2 includes a housing having a main housing portion 20 having a hollow cylindrical shape and a head portion 21 having a hollow hemispherical shape and positioned on the top side of the main housing portion 20, and the mounting-limiting portion 200 is a mounting through-hole opened through the rear portion of the side wall of the main housing portion 20;

the drawing arm 3 is provided with a first arm body 30 in an outward convex arc shape and a second arm body 31 in a straight rod shape, the rear end of the first arm body 30 in the arc length direction is hinged and mounted on the mounting limiting part 200 through a hinge piece A32, the front end of the first arm body 30 in the arc length direction is hinged with the rear end of the second arm body 31 in the length direction through a hinge piece B33, and the first arm body 30 can also swing relative to the shell and further drive the second arm body 31 to move in position;

the drawing pen 4 is detachably positioned and connected to the front end of the second arm 31 in the length direction, and as for the detachable positioning connection mode between the drawing pen and the second arm, the drawing pen can be in threaded connection and can also be fixed by using an elastic collet chuck, and other implementation modes belong to conventional technical means in the field of machinery and are not described in detail herein.

Through inciting somebody to action spacing portion 200 of installation sets up the lateral wall rear portion department of main shell portion 20, and will first arm body 30 designs for evagination arc form, can avoid like this on the one hand draw 3 during the swing with robot main part 2 takes place to interfere, has ensured draw smooth and easy during the arm motion, on the other hand can realize draw the arm at utmost be close to robot main part can expand greatly draw the walking scope of arm, also the drawing scope of drawing pen has just also been expanded greatly to can promote the drawing effect greatly, give children better drawing experience.

Further preferably, there are two installation limiting parts 200, and the two installation limiting parts 200 are uniformly distributed on the rear part of the side wall of the main shell part 20 and are also oppositely arranged left and right;

correspondingly, there are two drawing arms 3, wherein the rear ends of the two first arm bodies 30 in the arc length direction are respectively hinged to the two mounting limiting parts 200 through a hinge member a32, the front ends of the two first arm bodies 30 in the arc length direction are respectively hinged to the rear ends of the two second arm bodies 31 in the length direction through a hinge member B33, and the front ends of the two second arm bodies 31 in the length direction are also connected together in a positioning manner; namely, the two painting arms form a four-bar structure. Further preferably, the front ends of the two second arm bodies 31 and the drawing pen are sequentially arranged up and down and are fixedly connected together through bolts.

In this embodiment, preferably, the two hinge members a32 each have a connecting head a and a hinge pin a, wherein one side of each of the two connecting heads a is movably mounted in the two mounting limiting portions 200, the other side of each of the two connecting heads a is of a bifurcate structure, and the rear ends of the two first arm bodies 30 in the arc length direction are movably inserted into the bifurcates of the two connecting heads a, and are hinged to the bifurcates of the two connecting heads a through the hinge pin a;

in addition, two rotating electrical machines (which also belong to a part of the robot main body) are also positioned and installed in the inner cavity of the main housing part 20, and the two rotating electrical machines can respectively and correspondingly drive the two connectors a to rotate, specifically: the power output shaft of the rotating motor can be directly connected with one side of the connector A in a positioning mode, and can also be in transmission connection with one side of the connector A through a pair of gear sets meshed with each other or a synchronous belt pulley set; this is a conventional technical means in the mechanical field and therefore will not be described in detail here. In addition, the rotating electrical machines with still be configured with micro-gap switch between the connector A to further promote the aversion precision of drawing pen.

In addition, according to design requirements, the installation mode of the first arm 30 at the rear end in the arc direction can be designed as follows: the rear end of the first arm 30 in the arc length direction is movably inserted into the mounting limiting portion 200 and is in transmission connection with a power output shaft of the rotating motor.

In this embodiment, preferably, two of the hinge members B33 each have a connecting head B and a hinge pin B, wherein, two of the connecting heads B are respectively positioned and connected to the front ends of the first arm 30 in the arc length direction, two of the other sides of the connecting heads B are both in a bifurcate structure, and the rear ends of the second arm 31 in the length direction are respectively movably inserted into the bifurcates of the two connecting heads B and then are hinged to the bifurcates of the two connecting heads B through the hinge pin B.

Preferably, the robot main body 2 further comprises a base and a lifting mechanism installed on the base, the shell movable cover is arranged outside the base and the lifting mechanism, and the lifting mechanism can also drive the shell and the drawing arm 3 to move up and down together for positioning. As regards the lifting mechanism, it can adopt various embodiments, such as: the lifting mechanism is provided with a micro electric cylinder (namely a modularized product formed by combining a motor and a lead screw), the lead screw of the micro electric cylinder can move and position in a reciprocating manner along the up-down direction, and the lead screw of the micro electric cylinder is also connected with the inner wall of the shell in a positioning manner; or the lifting mechanism is provided with a miniature lifting cylinder, a piston rod of the lifting cylinder can perform telescopic motion along the up-down direction, and the piston rod of the lifting cylinder is also connected with the inner wall of the shell in a positioning way; and the like; this is a conventional technical means in the mechanical field and therefore will not be described in detail here.

Preferably, the robot drawing further comprises a drawing board 1, and the drawing board 1 is detachably positioned and connected (e.g. plugged) to the front portion of the side wall of the main casing part 20 along the front-back direction.

Description of the drawings: the definitions of the "front, rear, left and right directions" are based on the use state of the painting robot.

In summary, the drawing arm of the drawing robot is structurally improved, and is designed into the first arm body and the second arm body which are hinged to each other, the first arm body is particularly hinged to the rear portion of the side wall of the main shell of the robot main body, and the first arm body is designed into the shape of an outer convex arc, so that on one hand, the drawing arm can be prevented from interfering with the robot main body when swinging, smoothness of the drawing arm during movement is ensured, on the other hand, the drawing arm can be maximally close to the robot main body, the walking range of the drawing arm can be greatly expanded, namely the drawing range of the drawing pen is greatly expanded, the drawing effect can be greatly improved, and better drawing experience is provided for children.

The above description is only a preferred embodiment of the present invention, but not intended to limit the present invention, and it should be noted that, for those skilled in the art, several modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be considered as within the protective scope of the present invention.

Claims

1. The utility model provides a drawing robot, includes robot main part (2), connect in drawing arm (3) and detachably positioning connection in on robot main part (2) draw painting (4) on arm (3), its characterized in that: be provided with spacing portion of installation (200) on the lateral wall rear portion of robot main part (2), drawing arm (3) can be relative robot main part (2) wobbling install in spacing portion of installation (200) department, just drawing arm (3) are close to the part of robot main part (2) lateral wall still dorsad the robot main part arches out, so that when drawing arm (3) swing not with robot main part (2) take place to interfere.

2. A painting robot as claimed in claim 1, wherein: the robot main body (2) comprises a shell, the shell is provided with a main shell part (20) which is in a hollow cylindrical shape and a head part (21) which is positioned on the top side of the main shell part (20), and the installation limiting part (200) is an installation through hole which penetrates through the rear part of the side wall of the main shell part (20);

the drawing arm (3) is provided with a first arm body (30) in an outer convex arc shape and a second arm body (31) in a straight rod shape, the rear end of the first arm body (30) in the arc length direction is hinged to the installation limiting part (200) through a hinge part A (32), the front end of the first arm body (30) in the arc length direction is hinged to the rear end of the second arm body (31) in the length direction through a hinge part B (33), and the first arm body (30) can also swing relative to the shell and further drive the second arm body (31) to move in position;

the drawing pen (4) is detachably positioned and connected to the front end of the second arm body (31) in the length direction.

3. A painting robot as claimed in claim 2, wherein: the two installation limiting parts (200) are uniformly distributed on the rear part of the side wall of the main shell part (20) and are oppositely arranged left and right;

correspondingly, the number of the drawing arms (3) is two, wherein the rear ends of the first arm bodies (30) in the arc length direction are respectively hinged and installed on the two installation limiting parts (200) through a hinge piece A (32), the front ends of the first arm bodies (30) in the arc length direction are respectively hinged with the rear ends of the second arm bodies (31) in the length direction through a hinge piece B (33), and the front ends of the second arm bodies (31) in the length direction are connected together in a positioning mode.

4. A painting robot as claimed in claim 3, wherein: the two articulated elements A (32) are respectively provided with a connector A and an articulated pin shaft A, wherein one side of each connector A is movably installed in the two installation limiting parts (200) correspondingly, the other side of each connector A is of a bifurcate structure, and the rear ends of the two first arm bodies (30) in the arc length direction are movably inserted into the bifurcates of the connectors A respectively and are articulated with the bifurcates of the connectors A through the articulated pin shaft A respectively;

in addition, two rotating electrical machines are further installed in the inner cavity of the main shell portion (20) in a positioning mode, and the two rotating electrical machines can respectively drive the two connectors A to rotate correspondingly.

5. A painting robot as claimed in claim 3, wherein: two articulated elements B (33) respectively have a connector B and an articulated pin axle B, wherein, two connector B one side is fixed a position respectively and connects in two on the front end of first arm body (30) arc length direction, two the opposite side of connector B all is the bifurcate structure, two the rear end of second arm body (31) length direction activity cartridge respectively in two back in the bifurcate of connector B, and still respectively through one articulated pin axle B comes with two the bifurcate of connector B articulates mutually.

6. A painting robot as claimed in claim 2, wherein: the robot main body (2) further comprises a base and a lifting mechanism arranged on the base, the shell movable cover is arranged outside the base and the lifting mechanism, and the lifting mechanism can also drive the shell and the drawing arm (3) to move up and down together for positioning.

7. A painting robot as claimed in claim 2, wherein: the drawing robot further comprises a drawing board (1), and the drawing board (1) is detachably positioned and connected to the front part of the side wall of the main shell part (20).