CN220162464U - Mechanical arm of simple household robot - Google Patents

Mechanical arm of simple household robot Download PDF

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Publication number
CN220162464U
CN220162464U CN202221389275.5U CN202221389275U CN220162464U CN 220162464 U CN220162464 U CN 220162464U CN 202221389275 U CN202221389275 U CN 202221389275U CN 220162464 U CN220162464 U CN 220162464U
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China
Prior art keywords
clamping jaw
arm
seat
shaped sliding
sliding block
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CN202221389275.5U
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Chinese (zh)
Inventor
鞠晓凤
李泽炬
王祥乐
张礼慧
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Weihai Research Institute Of Harbin University Of Technology
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Weihai Research Institute Of Harbin University Of Technology
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Priority to CN202221389275.5U priority Critical patent/CN220162464U/en
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Abstract

The utility model relates to a mechanical arm of a simple household robot, and belongs to the technical field of household robots. The utility model provides a simple and easy domestic robot's arm, its characterized in that includes the arm module, the front end installation of arm module presss from both sides and gets mechanism: the clamping mechanism comprises a clamping jaw seat, a clamping jaw motor arranged on the clamping jaw seat, a fixed clamping jaw part and a movable clamping jaw part; the fixed clamping claw comprises a chute seat and a fixed clamping jaw, the fixed clamping jaw is Z-shaped, and a T-shaped chute is arranged on the chute seat; the movable clamping claw part comprises a T-shaped sliding block strip, a movable clamping jaw arranged at the end part of the T-shaped sliding block strip, the movable clamping jaw is Z-shaped, the front ends of the fixed clamping jaw and the movable clamping jaw are parallel, a rack is arranged on the T-shaped sliding block strip, and the T-shaped sliding block strip is inserted into the T-shaped sliding groove; the output end of the clamping jaw motor is provided with a gear matched with the rack.

Description

Mechanical arm of simple household robot
Technical Field
The utility model relates to a mechanical arm of a simple household robot, and belongs to the technical field of household robots.
Background
With the aging phenomenon, the aged people are more and more, and some old people and disabled people with inconvenient actions are at home, and the situations of inconvenient taking of medicine and carrying of articles are also frequently caused in life. In order to help people with inconvenient actions, a household robot can be adopted to solve the problem, and therefore, how to design a robot suitable for household use becomes a problem to be solved by the person skilled in the art.
Disclosure of Invention
In order to be able to provide a robot which is convenient for home use, a robotic arm of a simple home robot is provided.
The utility model solves the technical problems by the following technical scheme:
a mechanical arm of a simple household robot comprises a mobile trolley, a control assembly and a mechanical arm assembly, wherein the control assembly and the mechanical arm assembly are arranged above the mobile trolley; the mechanical arm assembly is characterized in that the mechanical arm assembly is arranged at the top of the movable trolley through a supporting seat plate, and a rotary driver mounting hole is formed in the center of the supporting seat plate; the front end of the mechanical arm is provided with a clamping mechanism: the clamping mechanism comprises a clamping jaw seat, a clamping jaw motor arranged on the clamping jaw seat, a fixed clamping jaw part and a movable clamping jaw part; the fixed clamping claw comprises a chute seat and a fixed clamping jaw, the fixed clamping jaw is Z-shaped, and a T-shaped chute is arranged on the chute seat; the movable clamping claw part comprises a T-shaped sliding block strip, a movable clamping jaw arranged at the end part of the T-shaped sliding block strip, the movable clamping jaw is Z-shaped, the front ends of the fixed clamping jaw and the movable clamping jaw are parallel, a rack is arranged on the T-shaped sliding block strip, and the T-shaped sliding block strip is inserted into the T-shaped sliding groove; the output end of the clamping jaw motor is provided with a gear matched with the rack.
The technical scheme has the advantages that: according to the household robot, the mechanical arm with a simple structure and the clamping part at the front end are designed, so that the objects at different positions are clamped, the clamping ends of the clamping mechanism are designed into the Z shape, the clamping ends are very useful for clamping small or thin objects, the two clamping jaws are driven by the gear and the rack to approach, the protection of the clamped objects, particularly objects such as medicine boxes, can be ensured, the clamping jaws can stir the objects, and one of the objects arranged together can be conveniently selected.
Based on the technical scheme, the utility model makes the following perfection and improvement on the technical scheme:
further, the mechanical arm assembly comprises a rotating seat, the output end of the rotating motor is fixed below the rotating seat, and the rotating motor is fixed on the supporting seat plate; a pair of opposite side walls of the rotating seat are respectively provided with a lower arm driving motor and an upper arm driving motor; the output end of the lower arm driving motor is connected to the bottom of the lower arm, and the two sides of the top of the lower arm are respectively hinged with a first upper arm and a second upper arm; the hinge position of the first upper arm and the lower arm is in the middle of the first upper arm; the output end of the upper arm driving motor is connected with the bottom end of an upper arm driving rod through a rocker arm, and the top end of the upper arm driving rod is hinged to the tail end of the first upper arm; the hinge joint of the second upper arm and the lower arm is also hinged with a three-arm connecting plate, an arm A of the three-arm connecting plate is hinged with the lower arm, an arm B of the three-arm connecting plate is hinged with an upper adjusting arm, an arm C of the three-arm connecting plate is hinged with the top end of the lower adjusting arm, and the bottom end of the lower adjusting arm is hinged with the side wall of the rotating seat; the first upper arm, the second upper arm and the upper adjusting arm are hinged with the clamping jaw seat.
The technical characteristics have the beneficial effects that: the mechanical arm at the upper part is rotated by a rotating motor; the output end of the lower arm driving motor is directly connected with the lower arm, and the motor rotates to drive the lower arm to rotate, so that the height of the front end of the lower arm is adjusted, and the height of the clamping mechanism is further adjusted; the upper arm driving motor is connected with the upper arm driving rod through a rocker arm, so that the first upper arm can be controlled to swing at the hinged position of the first upper arm and the lower arm through transmission, and the height of the clamping mechanism is further controlled; the second upper arm is connected with the lower adjusting arm through the three-arm connecting plate transmission and is used for adjusting the horizontal state of the clamping mechanism, so that the clamping mechanism can be prevented from being upward bent to be unfavorable for clamping due to the change of the height.
Further, the lower arm includes two lower arm curb plates and lower arm medium plate, and lower arm curb plate fixed mounting is provided with the hinge hole in the side of lower arm medium plate, the both ends of lower arm curb plate.
The technical characteristics have the beneficial effects that: the lower arm of design can improve the mounting convenience of lower arm like this, and the lower arm of being convenient for installs with first upper arm and three arm link plate simultaneously.
Further, a lower arm connecting vertical plate is arranged in the middle of the rotating seat, and the lower arm connecting vertical plate is hinged with a lower arm side plate.
The technical characteristics have the beneficial effects that: the lower arm connection vertical plate is arranged in the middle of the rotating seat, so that the stability of lower arm connection can be improved.
Further, the fixed clamping claw part is fixedly connected with the clamping jaw seat through a cushion block.
The technical characteristics have the beneficial effects that: the cushion block can adjust the clamping jaw to ensure the matching of the rack and the gear.
Further, the clamping jaw seat comprises an upper seat plate and a lower seat plate, a seat plate sleeve is arranged between the upper seat plate and the lower seat plate, an adjusting arm connecting rod is fixed on the lower seat plate and penetrates through a through hole of the upper seat plate, and a hinge hole for connecting an upper adjusting arm is formed in the adjusting arm connecting rod.
The technical characteristics have the beneficial effects that: the adjusting arm connecting rod is used for realizing being connected with the upper adjusting arm, and the adjusting arm connecting rod leans forward, can improve stability and the convenience of application of force, and the bedplate cover is used for being connected with first upper arm and second upper arm, articulates together through the screw.
Further, the outer sides of the tips of the fixed jaw and the movable jaw are beveled.
The technical characteristics have the beneficial effects that: the bezel is more convenient to insert between two articles side by side.
In conclusion, the mechanical arm of the simple household robot has the characteristics of simple structure, convenience in maintenance and suitability for household use.
Drawings
Fig. 1 is a schematic perspective view of a mechanical arm of a simple household robot according to the present utility model;
FIG. 2 is a schematic perspective view of a robotic arm;
FIG. 3 is a bottom view of the jaw mechanism;
FIG. 4 is a schematic perspective view of a movable jaw;
FIG. 5 is a schematic perspective view of a stationary jaw;
FIG. 6 is a schematic view of a jaw base;
fig. 7 is a schematic view of the structure of the lower arm.
The reference numerals are recorded as follows: a moving trolley-1, a control component-2, a clamping mechanism-3, a supporting seat plate-4, a mechanical arm component-5,
clamping jaw seat-3.1, clamping jaw motor-3.2, fixed clamping jaw portion-3.3, sliding chute seat-3.31, T-shaped sliding chute-3.32, fixed clamping jaw-3.33, movable clamping jaw portion-3.4, T-shaped sliding block bar-3.41, movable clamping jaw-3.42, gear-3.5 and rack-3.6,
upper seat board-3.101, lower seat board-3.102, seat board sleeve-3.103, regulating arm connecting rod-3.104,
a rotating seat-5.1, an upper arm driving motor-5.2, an upper arm driving rod-5.3, a first upper arm-5.4, an upper adjusting arm-5.5, a lower adjusting arm-5.6, a three-arm connecting plate-5.7, a lower arm-5.8, a lower arm driving motor-5.9, a second upper arm-5.10, a rotating motor-5.11,
lower arm side plate-5.81, lower arm middle plate-5.82.
Description of the embodiments
The following examples are presented in conjunction with the accompanying drawings only to illustrate the technical aspects described in the claims, and are not intended to limit the scope of the claims.
Examples
1-5, a mechanical arm of a simple household robot comprises a mobile trolley 1, a control assembly 2 and a mechanical arm assembly 5, wherein the control assembly 2 and the mechanical arm assembly 5 are arranged above the mobile trolley 1; the mechanical arm assembly 5 is arranged at the top of the mobile trolley 1 through a support seat board 4, and a rotary driver mounting hole is formed in the center of the support seat board 4; the front end of the mechanical arm 5 is provided with a clamping mechanism 3: the clamping mechanism 3 comprises a clamping jaw seat 3.1, a clamping jaw motor 3.2, a fixed clamping jaw part 3.3 and a movable clamping jaw part 3.4, wherein the clamping jaw motor 3.2 is arranged on the clamping jaw seat 3.1; the fixed clamping claw part 3.3 comprises a chute seat 3.31 and a fixed clamping jaw 3.33, the fixed clamping jaw 3.33 is Z-shaped, and a T-shaped chute 3.32 is arranged on the chute seat 3.31; the movable clamping claw part 3.4 comprises a T-shaped sliding block strip 3.41, a movable clamping jaw 3.42 arranged at the end part of the T-shaped sliding block strip 3.41, the movable clamping jaw 3.42 is in a Z shape, the front ends of the fixed clamping jaw 3.33 and the movable clamping jaw 3.42 are parallel, a rack 3.6 is arranged on the T-shaped sliding block strip 3.41, and the T-shaped sliding block strip 3.41 is inserted into the T-shaped sliding groove 3.32; the output end of the clamping jaw motor 3.2 is provided with a gear 3.5 matched with the rack 3.6.
Example 2
On the basis of the embodiment 1, the mechanical arm assembly 5 comprises a rotating seat 5.1, the output end of a rotating motor 5.11 is fixed below the rotating seat 5.1, and the rotating motor 5.11 is fixed on a supporting seat plate 4; a pair of opposite side walls of the rotating seat 5.1 are respectively provided with a lower arm driving motor 5.9 and an upper arm driving motor 5.2; the output end of the lower arm driving motor 5.9 is connected to the bottom of the lower arm 5.8, and the two sides of the top of the lower arm 5.8 are respectively hinged with the first upper arm 5.4 and the second upper arm 5.10; the hinge position of the first upper arm 5.4 and the lower arm 5.8 is in the middle of the first upper arm 5.4; the output end of the upper arm driving motor 5.2 is connected with the bottom end of the upper arm driving rod 5.3 through a rocker arm, and the top end of the upper arm driving rod 5.3 is hinged with the tail end of the first upper arm 5.4; the hinge joint of the second upper arm 5.10 and the lower arm 5.8 is also hinged with a three-arm connecting plate 5.7, an arm A of the three-arm connecting plate 5.7 is hinged with the lower arm 5.8, an arm B of the three-arm connecting plate 5.7 is hinged with an upper adjusting arm 5.5, an arm C of the three-arm connecting plate 5.7 is hinged with the top end of the lower adjusting arm 5.6, and the bottom end of the lower adjusting arm 5.6 is hinged with the side wall of the rotating seat 5.1; the first upper arm 5.4, the second upper arm 5.10 and the upper adjusting arm 5.5 are all hinged with the clamping jaw seat 3.1;
the lower arm 5.8 described in connection with fig. 7 includes two lower arm side plates 5.81 and a lower arm middle plate 5.82, the lower arm side plates 5.81 are fixedly installed on the side surfaces of the lower arm middle plate 5.82, and hinge holes are formed at two ends of the lower arm side plates 5.81;
the middle part of the rotating seat 5.1 is provided with a lower arm connecting vertical plate, and the lower arm connecting vertical plate is hinged with a lower arm side plate 5.81.
Examples
On the basis of the embodiment 2, referring to fig. 6, the fixed clamping claw part 3.3 is fixedly connected with the clamping jaw seat 3.1 through a cushion block; the clamping jaw seat 3.1 comprises an upper seat plate 3.101 and a lower seat plate 3.102, a seat plate sleeve 3.103 is arranged between the upper seat plate 3.101 and the lower seat plate 3.102, an adjusting arm connecting rod 3.104 is fixed on the lower seat plate 3.102 and penetrates through a through hole of the upper seat plate 3.101, and a hinge hole for connecting an upper adjusting arm 5.5 is formed in the adjusting arm connecting rod 3.104; the outer sides of the tips of the fixed jaw 3.33 and the moving jaw 3.42 are beveled.
The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the utility model are intended to be included within the scope of the utility model.

Claims (3)

1. The mechanical arm of the simple household robot comprises a mobile trolley (1), a control assembly (2) and a mechanical arm assembly (5) which are arranged above the mobile trolley (1); the mechanical arm assembly (5) is arranged at the top of the mobile trolley (1) through a supporting seat board (4), and a rotary driver mounting hole is formed in the center of the supporting seat board (4); the front end of the mechanical arm assembly (5) is provided with a clamping mechanism (3); the clamping mechanism (3) comprises a clamping jaw seat (3.1), a clamping jaw motor (3.2) arranged on the clamping jaw seat (3.1), a fixed clamping jaw part (3.3) and a movable clamping jaw part (3.4); the fixed clamping claw part (3.3) comprises a chute seat (3.31) and a fixed clamping jaw (3.33), the fixed clamping jaw (3.33) is Z-shaped, and a T-shaped chute (3.32) is arranged on the chute seat (3.31); the movable clamping claw part (3.4) comprises a T-shaped sliding block strip (3.41), a movable clamping jaw (3.42) arranged at the end part of the T-shaped sliding block strip (3.41), the movable clamping jaw (3.42) is Z-shaped, the front ends of the fixed clamping jaw (3.33) and the movable clamping jaw (3.42) are parallel, a rack (3.6) is arranged on the T-shaped sliding block strip (3.41), and the T-shaped sliding block strip (3.41) is inserted into the T-shaped sliding groove (3.32); the output end of the clamping jaw motor (3.2) is provided with a gear (3.5) matched with the rack (3.6).
2. The mechanical arm of a simple household robot according to claim 1, characterized in that the fixed clamping claw part (3.3) is fixedly connected with the clamping jaw seat (3.1) through a cushion block.
3. The arm of a simple household robot according to claim 1, characterized in that the outer sides of the tips of the fixed jaw (3.33) and the moving jaw (3.42) are bevel.
CN202221389275.5U 2022-06-06 2022-06-06 Mechanical arm of simple household robot Active CN220162464U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202221389275.5U CN220162464U (en) 2022-06-06 2022-06-06 Mechanical arm of simple household robot

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202221389275.5U CN220162464U (en) 2022-06-06 2022-06-06 Mechanical arm of simple household robot

Publications (1)

Publication Number Publication Date
CN220162464U true CN220162464U (en) 2023-12-12

Family

ID=89062732

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202221389275.5U Active CN220162464U (en) 2022-06-06 2022-06-06 Mechanical arm of simple household robot

Country Status (1)

Country Link
CN (1) CN220162464U (en)

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