Multi-degree-of-freedom mechanical arm structure for toy robot

Abstract

The utility model discloses a multi-degree-of-freedom mechanical arm structure for a toy robot, which belongs to the technical field of mechanical arm structures and comprises a mounting plate, a second positive and negative motor is mounted in the mounting plate, the output end of the second positive and negative motor is fixedly connected with a first screw, and the outer wall of the first screw is in threaded connection with a moving block. A transverse rod is movably arranged on the upper end surface of the moving block in a penetrating mode, a connecting block is fixedly connected to the bottom of the moving block, a transmission block is fixedly connected to the bottom of the connecting block, a cylinder is fixedly connected to the bottom of the transmission block, and a rotating motor is fixedly installed in the cylinder. Through the structural design of the transmission block, the cylinder, the U-shaped plate, the mechanical arm body, the mounting plate, the transmission column, the first forward and reverse motor, the second forward and reverse motor, the rotating motor, the cross rod, the first screw rod, the moving block and the connecting block, multi-degree-of-freedom adjustment on the mechanical arm body can be conveniently achieved, operability is high, and daily use requirements can be better met.

Description

TECHNICAL FIELD

[0001] The utility model relates to mechanical arm structure technical field, concretely is a kind of multi-degree-of-freedom mechanical arm structure for toy robot. BACKGROUND

[0002] Toy robot uses wireless signal to control the action of robot, remote controller and robot communicate by wireless signal, when user presses the button on remote controller, remote controller will send wireless signal to robot central controller, central controller receives signal and then analyzes instruction, then controls robot.

[0003] The present application is improved on the basis of prior art, in prior art, the existing mechanical arm structure for toy robot is difficult to effectively adjust, cannot freely rotate, and operability is poor, it is difficult to meet the daily use demand well.

[0004] The above information disclosed in the background is only used to increase the understanding of the background of the present application, and should not be regarded as acknowledging or implying in any form that the information constitutes prior art known to those skilled in the art. INVENTION CONTENTS

[0005] The utility model aims at providing a kind of multi-degree-of-freedom mechanical arm structure for toy robot, to solve the problem raised in the above background technology.

[0006] To achieve the above object, the utility model provides the following technical scheme: a kind of multi-degree-of-freedom mechanical arm structure for toy robot, including mounting plate, the inside installation of mounting plate is equipped with second positive and negative motor, the output of second positive and negative motor is fixedly connected with first screw rod, and the outer wall of first screw rod is connected with moving block in screw thread, the upper end surface of moving block is fixedly connected with connecting block, the bottom of connecting block is fixedly connected with transmission block, the bottom of transmission block is fixedly connected with cylinder, the inside fixed installation of cylinder is equipped with rotary motor, the output of rotary motor is fixedly connected with transmission column, the bottom of transmission column is equipped with type plate, the right side of type plate is equipped with first positive and negative motor, and the output of first positive and negative motor is fixedly connected with mechanical arm body.

[0007] As a further scheme of the utility model: the lower surface of transmission column is equipped with installation groove, the inside of installation groove is movably provided with mounting block, and the bottom of mounting block is fixedly connected with the top of type plate.

[0008] As a further scheme of the utility model: the right side outer wall of transmission column is equipped with screw groove, and the inside of screw groove is rotatably provided with hexagonal screw head.

[0009] As a further scheme of the utility model: the left side fixedly connected with the hexagonal screw head has a rotating rod, the left side fixedly connected with the rotating rod has a second screw rod, the outer wall of the second screw rod is threadedly connected with a threaded block.

[0010] As a further scheme of the utility model: the upper end surface of the threaded block is through the activity and is provided with a limiting rod, the bottom fixedly connected with the threaded block has a transmission plate.

[0011] As a further scheme of the utility model: the right side of the transmission plate is located on the outer wall of the mounting block and is provided with a positioning hole, the inside of the positioning hole is movably provided with a positioning rod, and the outer wall close to the transmission plate is fixedly connected with the positioning rod.

[0012] As a further scheme of the utility model: the notch of the threaded groove is threadedly provided with a threaded cover, and the left side of the threaded cover is fixedly connected with a abutting block.

[0013] The utility model has the advantages of:

[0014] Through the structural design of transmission block, cylinder, type plate, mechanical arm body, mounting plate, transmission column, first positive and negative motor, second positive and negative motor, rotating motor, cross bar, first screw rod, moving block and connecting block, the mechanical arm body can be conveniently adjusted, the operability is strong, the daily use demand can be better satisfied, the mechanical arm structure for toy robot is difficult to effectively adjust, cannot freely rotate, the operability is poor, and the daily use demand is difficult to satisfy.

[0015] Through the structural design of type plate, threaded block, limiting rod, second screw rod, transmission plate, rotating rod, positioning hole, positioning rod, mounting groove, mounting block, threaded groove, hexagonal screw head, threaded cover and abutting block, the mechanical arm body can be conveniently disassembled, repaired and installed, the time required for repairing the mechanical arm body can be effectively shortened, and the repairing efficiency of the mechanical arm body is improved. ACCURACY

[0016] Figure 1 It is the whole structure three-dimensional partial schematic view of the utility model;

[0017] Figure 2 It is the main view internal partial structure schematic view of the utility model;

[0018] Figure 3 It is the enlarged local structure schematic view of the utility model at A place;

[0019] Figure 4 It is the enlarged local structure schematic view of the utility model at B place;

[0020] Figure 5The utility model discloses a C place amplification partial structure schematic view.

[0021] In the figure: 1, transmission block;2, cylinder;3, type board;4, mechanical arm body;5, mounting plate;6, transmission column;7, first positive and negative motor;8, second positive and negative motor;9, rotary motor;10, cross bar;11, first screw;12, moving block;13, connecting block;14, threaded block;15, limit rod;16, second screw;17, transmission plate;18, rotating rod;19, positioning hole;20, positioning rod;21, mounting groove;22, mounting block;23, threaded groove;24, hexagonal screw head;25, threaded cover;26, abutting block. DETAILED DESCRIPTION

[0022] In order to make the person skilled in the art better understand the technical scheme of the utility model, the utility model is described in detail below in combination with the drawings, and the description in this part is only exemplary and explanatory, and should not have any limiting effect on the protection scope of the utility model.

[0023] It should be noted that: similar signs and letters represent similar items in the following drawings, so once an item is defined in one drawing, it does not need to be further defined and explained in the subsequent drawings.

[0024] It should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, or the orientation or positional relationship commonly used when the utility model product is used, and are only for the convenience of describing the utility model and simplifying the description, and do not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the utility model. In addition, the terms "first", "second", "third" and the like are only used for differentiation, and cannot be understood as indicating or implying relative importance.

[0025] In addition, the terms "horizontal", "vertical", "overhanging" and the like do not mean that the components must be absolutely horizontal or overhanging, but can be slightly inclined. For example, "horizontal" only means that its direction is relatively more horizontal than "vertical", and does not mean that the structure must be completely horizontal, but can be slightly inclined.

[0026] In the description of the utility model, still need explaining, unless another explicit provision and limitation, term "arrangement", "installation", "link", "connection" should do broad sense understanding, for example, can be fixed connection, also can be detachable connection, or integrally connected;Can be mechanical connection, also can be electrical connection;Can be directly connected, also can be indirectly connected through the intermediate medium, can be two elements inside the communication。For ordinary skilled in the art, can understand the specific meaning of the above-mentioned terms in the utility model according to specific circumstances.

[0027] Please refer to Figures 1-5 The utility model provides an embodiment: a kind of multi-degree-of-freedom mechanical arm structure for toy robot, including mounting plate 5, the inside installation of mounting plate 5 is equipped with second reversible motor 8, the output of second reversible motor 8 is fixedly connected with first screw rod 11, and the outer wall of first screw rod 11 is threadedly connected with moving block 12, and the upper end surface of moving block 12 is through the movable setting of cross bar 10, the bottom of moving block 12 is fixedly connected with connecting block 13, the bottom of connecting block 13 is fixedly connected with transmission block 1, the bottom of transmission block 1 is fixedly connected with cylinder 2, and the inside fixed installation of cylinder 2 is equipped with rotary motor 9, the output of rotary motor 9 is fixedly connected with transmission column 6, the bottom of transmission column 6 is provided with the type plate 3 of C, and the right side of type plate 3 is equipped with first reversible motor 7, and the output of first reversible motor 7 is fixedly connected with mechanical arm body 4;

[0028] Specifically, as shown in Figure 1 、 Figure 2 and Figure 3 , when using, when the mechanical arm body 4 needs to be adjusted, the output of the first reversible motor 7 can drive the mechanical arm body 4 to rotate, so that the mechanical arm body 4 can be conveniently rotated forward and backward, and the output of the rotary motor 9 can drive the transmission column 6 to rotate, and the transmission column 6 rotates to finally drive the mechanical arm body 4 to rotate, so that the mechanical arm body 4 can be conveniently rotated horizontally, and the output of the second reversible motor 8 can drive the first screw rod 11 to rotate, the first screw rod 11 rotates to drive the moving block 12 to move, the moving block 12 moves to drive the transmission block 1 to move through the connecting block 13, the transmission block 1 moves to drive the cylinder 2 to move, and the cylinder 2 moves to finally drive the mechanical arm body 4 to move, so that the mechanical arm body 4 can be conveniently adjusted left and right, solving the problem that the mechanical arm structure for toy robot is difficult to effectively adjust, cannot be freely rotated, and the operability is poor, which cannot meet the daily use requirements well.

[0029] The lower surface of the transmission column 6 is provided with a mounting groove 21, and the inside of the mounting groove 21 is movably provided with a mounting block 22, and the bottom of the mounting block 22 is fixedly connected with the top of the Z-shaped plate 3. The right outer wall of the transmission column 6 is provided with a threaded groove 23, and the inside of the threaded groove 23 is rotatably provided with a hexagonal screw head 24. The left side of the hexagonal screw head 24 is fixedly connected with a rotating rod 18. The left side of the rotating rod 18 is fixedly connected with a second screw rod 16. The outer wall of the second screw rod 16 is threadedly connected with a threaded block 14. The upper end surface of the threaded block 14 is movably provided with a limiting rod 15. The bottom of the threaded block 14 is fixedly connected with a transmission plate 17. The right side of the transmission plate 17 is provided with a positioning hole 19 on the outer wall of the mounting block 22. The inside of the positioning hole 19 is movably provided with a positioning rod 20, and the outer wall close to the transmission plate 17 is fixedly connected with the positioning rod 20. The slot of the threaded groove 23 is threadedly provided with a threaded cover 25. The left side of the threaded cover 25 is fixedly connected with a pressing block 26.

[0030] Specifically, as shown in Figure 1 、 Figure 2 、 Figure 4 and Figure 5 , when it is necessary to disassemble and overhaul the mechanical arm body 4, the hexagonal screw head 24 can be rotated by a tool. The hexagonal screw head 24 is rotated to drive the second screw rod 16 to rotate through the rotating rod 18. The second screw rod 16 is rotated to drive the threaded block 14 to move. The threaded block 14 is moved to drive the transmission plate 17 to move. The transmission plate 17 is moved to drive the positioning rod 20 to move away from the positioning hole 19. Until the positioning rod 20 is separated from the positioning hole 19. Then move the Z-shaped plate 3 downward until the mounting block 22 is separated from the mounting groove 21. Thus, the disassembly of the mechanical arm body 4 is completed. Similarly, when it is necessary to install the mechanical arm body 4, the mounting block 22 at the top of the Z-shaped plate 3 is inserted into the mounting groove 21. Then the hexagonal screw head 24 is reversely rotated by a tool. Finally, the positioning rod 20 is inserted into the positioning hole 19 to complete the fixation of the mounting block 22. Thus, the installation of the mechanical arm body 4 is completed. Through the convenient disassembly, overhaul and installation of the mechanical arm body 4, the time required for the overhaul of the mechanical arm body 4 can be effectively shortened, and the overhaul efficiency of the mechanical arm body 4 is improved.

[0031] Working principle: in the application, when the mechanical arm body 4 needs to be adjusted, the first positive and negative motor 7 can drive the mechanical arm body 4 to rotate, so that the mechanical arm body 4 can be conveniently rotated forward and backward, and the output end of the rotating motor 9 can drive the transmission column 6 to rotate, and the transmission column 6 finally drives the mechanical arm body 4 to rotate, so that the mechanical arm body 4 can be conveniently rotated horizontally, and the output end of the second positive and negative motor 8 can drive the first screw rod 11 to rotate, the first screw rod 11 drives the moving block 12 to move, the moving block 12 moves the transmission block 1 through the connecting block 13, the transmission block 1 moves the cylinder 2, and the cylinder 2 finally drives the mechanical arm body 4 to move, so that the mechanical arm body 4 can be conveniently adjusted left and right, and when the mechanical arm body 4 needs to be disassembled and maintained, the hexagonal screw head 24 can be rotated by a tool, the hexagonal screw head 24 is rotated through the rotating rod 18 to drive the second screw rod 16 to rotate, the second screw rod 16 drives the threaded block 14 to move, the threaded block 14 drives the transmission plate 17 to move, the transmission plate 17 drives the positioning rod 20 to move away from the positioning hole 19, until the positioning rod 20 is separated from the positioning hole 19, then the Z-shaped plate 3 is moved downward, until the mounting block 22 is separated from the mounting groove 21, so that the disassembly of the mechanical arm body 4 is completed, and the mounting block 22 at the top of the Z-shaped plate 3 is inserted into the mounting groove 21 when the mechanical arm body 4 needs to be installed, then the hexagonal screw head 24 is reversely rotated by a tool, and finally the positioning rod 20 is inserted into the positioning hole 19, so that the fixing of the mounting block 22 is completed, and the installation of the mechanical arm body 4 is completed, which can effectively shorten the time required for the maintenance of the mechanical arm body 4 and improve the maintenance efficiency of the mechanical arm body 4.

[0032] The standard parts used in the application file can be purchased from the market, and can be ordered according to the description and drawings, and the specific connection mode of each part adopts the conventional bolt, rivet, welding and other conventional means in the prior art, and the mechanical, parts and equipment adopt the conventional type in the prior art, and the electrical elements appearing in the application are externally connected to the power supply and control switch when used, the control mode is automatically controlled by the controller, and the control circuit of the controller can be realized by simple programming of the person skilled in the art, which belongs to the common knowledge in the art, so the control mode and circuit connection of the application are not explained in detail, and the external controller mentioned in the description can control the electrical elements mentioned in this paper, and the external controller is a conventional known device.

[0033] It should be noted that the terms "comprising", "including", 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 can include other elements not expressly listed or inherent to such process, method, article, or apparatus.

[0034] The principles and implementation modes of the present application are described by using specific examples in the present application. The above example is only used to help understand the method and core idea of the present application. The above is only the preferred implementation mode of the present application. It should be pointed out that due to the limited expression of the text, there are objectively infinite specific structures. For ordinary skilled persons in the technical field, some improvements, refinements or changes can be made without departing from the principles of the present application, and the above technical features can be combined in an appropriate manner. These improvements, refinements, changes or combinations, or the direct application of the concept and technical solution of the present application to other occasions without improvement, should be regarded as the protection scope of the present application.

Claims

1. A multi-degree of freedom robotic arm structure for a toy robot comprising a mounting plate (5), characterized in that: The inside of mounting plate (5) is installed with second reversible motor (8), the output end of second reversible motor (8) is fixedly connected with first screw rod (11), the outer wall of first screw rod (11) is threadedly connected with moving block (12), the upper end surface of moving block (12) is throughly and movably provided with crossbar (10), the bottom of moving block (12) is fixedly connected with connecting block (13), the bottom of connecting block (13) is fixedly connected with transmission block (1), the bottom of transmission block (1) is fixedly connected with cylinder (2), the inside of cylinder (2) is fixedly installed with rotary motor (9), the output end of rotary motor (9) is fixedly connected with transmission column (6), the bottom of transmission column (6) is provided with n-shaped plate (3), the right side of n-shaped plate (3) is installed with first reversible motor (7), the output end of first reversible motor (7) is fixedly connected with mechanical arm body (4).

2. The multi-degree-of-freedom robotic arm structure for a toy robot according to claim 1, wherein: The lower surface of transmission column (6) is provided with mounting groove (21), the inside of mounting groove (21) is movably provided with mounting block (22), and the bottom of mounting block (22) is fixedly connected with the top of n-shaped plate (3).

3. The multi-degree-of-freedom robotic arm structure for a toy robot according to claim 2, wherein: The right outer wall of transmission column (6) is provided with threaded groove (23), the inside of threaded groove (23) is rotatably provided with hexagonal screw head (24).

4. The multi-degree-of-freedom robotic arm structure for a toy robot according to claim 3, wherein: The left side of hexagonal screw head (24) is fixedly connected with rotating rod (18), the left side of rotating rod (18) is fixedly connected with second screw rod (16), the outer wall of second screw rod (16) is threadedly connected with threaded block (14).

5. The multi-degree-of-freedom robotic arm structure for a toy robot according to claim 4, wherein: The upper end surface of threaded block (14) is movably provided with limiting rod (15), the bottom of threaded block (14) is fixedly connected with transmission plate (17).

6. The multi-degree-of-freedom robotic arm structure for a toy robot according to claim 5, wherein: The right side of transmission plate (17) is provided with positioning hole (19) on the outer wall of mounting block (22), the inside of positioning hole (19) is movably provided with positioning rod (20), and the outer wall close to transmission plate (17) of positioning rod (20) is fixedly connected.

7. The multi-degree-of-freedom robotic arm structure for a toy robot according to claim 3, wherein: The slot of threaded groove (23) is threadedly provided with threaded cover (25), the left side of threaded cover (25) is fixedly connected with abutting block (26).

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