CN212873844U

CN212873844U - Lifting mechanism of robot

Info

Publication number: CN212873844U
Application number: CN202022343681.5U
Authority: CN
Inventors: 许士林; 吴轶凡; 魏坤航
Original assignee: Changan University
Current assignee: Changan University
Priority date: 2020-10-20
Filing date: 2020-10-20
Publication date: 2021-04-02
Anticipated expiration: 2030-10-20

Abstract

The utility model discloses an elevating system of robot, the on-line screen storage device comprises a base, the last lateral wall fixedly connected with support of base, the lateral wall fixedly connected with motor of support, the terminal fixedly connected with carousel of output shaft of motor, the lateral wall fixedly connected with fixed block of carousel, the last lateral wall fixedly connected with of base is located the left branch of support, the lateral wall of branch rotates and is connected with the bull stick that the slip cover was established on the fixed block lateral wall, the lateral wall of bull stick seted up with fixed block phase-match spout. The utility model discloses a rotation through the motor drive carousel realizes reciprocating of slider to realize the lift of soldered connection, make the robot can adapt to the characteristic of different products, avoid bringing unnecessary in the actual teaching operation troublesome, reach the effect that improves the teaching.

Description

Lifting mechanism of robot

Technical Field

The utility model relates to the technical field of robot, especially, relate to a elevating system of robot.

Background

The robot is one of present biggest artificial intelligence research and development project, and the robot divide into very much the multiclass, and welding robot belongs to one of them, and welding robot can replace the manual work to weld the material that needs the welding, is the automatic control operation machine of a multipurpose, and it divides into the welding robot of teaching class and work class again according to the usage, and the welding robot of teaching class mainly utilizes the simulation welding to be familiar with the operation of welding robot.

In the process of teaching type welding robot simulation, because the function of programming is only realized, the position of a welding head of the robot cannot be adjusted in a lifting mode according to the characteristics of a product, and therefore unnecessary trouble is brought to actual teaching operation, and the teaching effect is affected.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem in the background art and providing a lifting mechanism of a robot.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a lifting mechanism of a robot comprises a base, wherein a bracket is fixedly connected with the upper side wall of the base, the outer side wall of the bracket is fixedly connected with a motor, the tail end of an output shaft of the motor is fixedly connected with a turntable, the outer side wall of the turntable is fixedly connected with a fixed block, the upper side wall of the base is fixedly connected with a supporting rod positioned on the left side of the bracket, the outer side wall of the supporting rod is rotatably connected with a rotating rod which is sleeved on the outer side wall of the fixed block in a sliding way, the outer side wall of the rotating rod is provided with a sliding groove matched with the fixed block, the outer side wall of one end of the rotating rod, which is far away from the supporting rod, is sleeved with a connecting cylinder in a sliding way, a connecting rod is inserted into one end of the connecting cylinder, which is far away from the rotating rod, in a sliding way, the side wall fixedly connected with gag lever post on the base, the lateral wall slip cover of gag lever post is equipped with the slider of being connected with the connecting rod rotation, the slider is kept away from one side lateral wall of connecting rod and is equipped with the soldered connection.

Preferably, the rotating rod and the connecting rod are located at the same end of the connecting cylinder and fixedly connected with limiting blocks, and the limiting blocks are fixedly connected with springs together.

Preferably, a fixing rod is fixedly connected to the side wall of one side, away from the connecting rod, of the sliding block, a motor is fixedly connected to one end, away from the sliding block, of the fixing rod, a connecting plate is fixedly connected to the tail end of an output shaft of the motor, and a fastening mechanism is arranged between the connecting plate and the welding head.

Preferably, the fixed block is cylindrical, and the diameter size of fixed block equals with the width size of spout on the bull stick lateral wall.

Preferably, the fastening mechanism comprises connecting blocks fixedly connected to the side walls of the two sides of the welding head, the outer side walls of the two connecting blocks are in threaded connection with a second bolt, and the outer side wall of the connecting plate is provided with two threaded holes matched with the two second bolts respectively.

Compared with the prior art, this elevating system of robot's advantage lies in:

1. the robot comprises a limiting rod, a rotary rod, a motor, a rotary table, a motor, a fixing block, a connecting rod, a limiting rod, a rotary rod, a sliding block and a limiting rod, wherein the rotary table is driven by the motor to rotate so that the fixing block does circular motion;

2. the motor and the connecting plate are arranged, the motor drives the connecting plate to rotate, so that the connecting plate is driven to rotate, the angle of the welding head is changed, and the effect of adjusting the angle of the welding head is achieved;

3. the bolt and the connecting block are arranged, the welding head and the connecting plate can be installed through screwing in the bolt, and the welding head and the connecting plate can be detached through screwing out the bolt, so that the welding head can be installed and detached, and the welding head can be maintained and replaced conveniently.

To sum up, the utility model discloses a reciprocating of slider is realized to the rotation of motor drive carousel to realize the lift of soldered connection, make the robot can adapt to the characteristic of different products, avoid bringing unnecessary troublesome in the operation of imparting knowledge to students in practice, reach the effect that improves the teaching.

Drawings

Fig. 1 is a schematic structural diagram of a lifting mechanism of a robot according to the present invention;

fig. 2 is a side view of a joint between a bracket and a motor in a lifting mechanism of a robot according to the present invention;

fig. 3 is a cross-sectional view of a joint between a rotating rod and a connecting rod in a lifting mechanism of a robot according to the present invention;

fig. 4 is an enlarged view of a portion a of fig. 1.

In the figure: the device comprises a base 1, bolts 2, a support 3, a motor 4, a rotating disc 5, a fixed block 6, a support rod 7, a rotating rod 8, a connecting cylinder 9, a connecting rod 10, a limiting rod 11, a sliding block 12, a welding head 13, a limiting block 14, a spring 15, a fixed rod 16, a motor 17, a connecting plate 18 and a connecting block 19.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-4, a lifting mechanism of a robot comprises a base 1, a bracket 3 is fixedly connected to the upper side wall of the base 1, a motor 4 is fixedly connected to the outer side wall of the bracket 3, the model of the motor 4 is Y80M1-2, a rotary disc 5 is fixedly connected to the tail end of the output shaft of the motor 4, a fixed block 6 is fixedly connected to the outer side wall of the rotary disc 5, a support rod 7 positioned at the left side of the bracket 3 is fixedly connected to the upper side wall of the base 1, a rotary rod 8 slidably sleeved on the outer side wall of the fixed block 6 is rotatably connected to the outer side wall of the support rod 7, a chute matched with the fixed block 6 is formed in the outer side wall of the rotary rod 8, the fixed block 6 is cylindrically arranged, the sliding of the chute on the rotary rod 8 is facilitated, the rotation of the rotary rod 8 is facilitated, the diameter of the, the rotating rod 8 is caused to shake on the fixing block 6, so that the stability of the rotating rod 8 during rotation is improved.

The one end lateral wall slip cover that branch 7 was kept away from to bull stick 8 is equipped with connecting cylinder 9, the one end slip of connecting cylinder 9 keeping away from bull stick 8 is inserted and is equipped with connecting rod 10, the equal fixedly connected with stopper 14 of one end that bull stick 8 and connecting rod 10 are located connecting cylinder 9, avoid bull stick 8 and connecting rod 10 to break away from connecting cylinder 9, common fixedly connected with spring 15 between two stoppers 14, be convenient for connecting rod 10 and bull stick 8 can stretch out and draw back in connecting cylinder 9, made things convenient for under branch 7 and the 11 fixed circumstances of gag lever posts, make bull stick 8 can drive connecting rod 10 and carry out the arcuate motion.

Base 1's last lateral wall fixedly connected with gag lever post 11, the lateral wall slip cover of gag lever post 11 is equipped with rotates the slider 12 of being connected with connecting rod 10, slider 12 keeps away from one side lateral wall fixedly connected with dead lever 16 of connecting rod 10, the one end fixedly connected with motor 17 of slider 12 is kept away from to dead lever 16, the model of motor 17 is the P300C model, the terminal fixedly connected with connecting plate 18 of output shaft of motor 17, it rotates to drive connecting plate 18, thereby drive connecting plate 18 and rotate, make the angle of soldered connection 13 change, and then reach the effect of adjusting soldered connection 13 angle.

Be equipped with fastening device between connecting plate 18 and soldered connection 13, fastening device includes the connecting block 19 of fixed connection at soldered connection 13 both sides lateral wall, the equal threaded connection of lateral wall of two connecting blocks 19 has bolt 2, connecting plate 18's lateral wall seted up respectively with two bolt 2 assorted screw holes, can accomplish soldered connection 13 fast with connecting plate 18's installation through bolt 2's screw in, can accomplish soldered connection 13 fast with connecting plate 18's dismantlement through bolt 2's the back-out, realize soldered connection 13's installation dismantlement, the maintenance and the change of soldered connection 13 have been made things convenient for.

The side wall of the side of the sliding block 12 far away from the connecting rod 10 is provided with a welding head 13, the rotating disc 5 is driven by the motor 4 to rotate so that the fixed block 6 makes circular motion, the fixed block 6 is matched with a sliding chute on the rotating rod 8, the rotating rod 8 is stirred by the fixed block 6 to do arc motion with the joint of the rotating rod 6 and the supporting rod 7 as the circle center, the connecting rod 10 is driven to rotate by the connecting cylinder 9, because the distance between the limiting rod 11 and the supporting rod 7 is fixed, in the process that the rotating rod 8 rotates anticlockwise from the position below the horizontal line to the position above the horizontal line, the spring 15 is compressed and then extended to match the motion track of the connecting rod 10, so that the sliding block 12 descends, and then the sliding block 12 ascends and descends by the rotation of the rotating rod 8, reach the effect that soldered connection 13 goes up and down for the robot can adapt to the characteristic of different products, avoids bringing unnecessary trouble in the operation of actual teaching, reaches the effect that improves the teaching.

Further, unless otherwise specifically stated or limited, the above-described fixed connection is to be understood in a broad sense, and may be, for example, welded, glued, or integrally formed as is conventional in the art.

Now, the operation principle of the present invention is explained as follows:

the motor 4 drives the rotary disc 5 to rotate so that the fixed block 6 makes circular motion, the fixed block 6 is matched with a sliding groove on the rotary rod 8, the rotary rod 8 is stirred by the fixed block 6 to make arc motion with the joint of the rotary rod 6 and the support rod 7 as the center of a circle, the connecting rod 10 is driven to rotate by the connecting cylinder 9, because the distance between the limiting rod 11 and the support rod 7 is fixed, in the process that the rotary rod 8 rotates anticlockwise from the position below the horizontal line to the position above the horizontal line, the spring 15 is compressed and then extended to match the motion track of the connecting rod 10, so that the slide block 12 descends, the slide block 12 ascends and descends through the rotation of the rotary rod 8, the effect of ascending and descending of the welding head 13 is achieved, and the robot can adapt to the characteristics of different products, avoid bringing unnecessary in the actual teaching operation troublesome, reach the effect that improves the teaching.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The lifting mechanism of the robot comprises a base (1) and is characterized in that a support (3) is fixedly connected to the upper side wall of the base (1), a motor (4) is fixedly connected to the outer side wall of the support (3), a rotary disc (5) is fixedly connected to the tail end of an output shaft of the motor (4), a fixed block (6) is fixedly connected to the outer side wall of the rotary disc (5), a support rod (7) positioned on the left side of the support (3) is fixedly connected to the upper side wall of the base (1), a rotary rod (8) which is sleeved on the outer side wall of the fixed block (6) in a sliding manner is rotatably connected to the outer side wall of the support rod (7), a sliding chute matched with the fixed block (6) is formed in the outer side wall of the rotary rod (8), a connecting cylinder (9) is slidably sleeved on the outer side wall of one end, far away from the rotary rod (8), of the, the side wall fixedly connected with gag lever post (11) on base (1), the lateral wall slip cover of gag lever post (11) is equipped with slider (12) of being connected with connecting rod (10) rotation, one side lateral wall that connecting rod (10) were kept away from in slider (12) is equipped with soldered connection (13).

2. The lifting mechanism of a robot as claimed in claim 1, characterized in that the ends of the rotating lever (8) and the connecting lever (10) located in the connecting cylinder (9) are both fixedly connected with a limiting block (14), and a spring (15) is fixedly connected between the two limiting blocks (14).

3. The lifting mechanism of a robot as claimed in claim 1, characterized in that a fixing rod (16) is fixedly connected to a side wall of the slider (12) far away from the connecting rod (10), a motor (17) is fixedly connected to one end of the fixing rod (16) far away from the slider (12), a connecting plate (18) is fixedly connected to an end of an output shaft of the motor (17), and a fastening mechanism is arranged between the connecting plate (18) and the welding head (13).

4. The lifting mechanism of a robot as claimed in claim 1, characterized in that the fixed block (6) is cylindrical, and the diameter of the fixed block (6) is equal to the width of the sliding groove on the outer side wall of the rotating rod (8).

5. The lifting mechanism of a robot as claimed in claim 3, wherein the fastening mechanism comprises connecting blocks (19) fixedly connected to the side walls of the welding head (13), the outer side walls of the two connecting blocks (19) are both in threaded connection with the bolts (2), and the outer side wall of the connecting plate (18) is respectively provided with two threaded holes matched with the two bolts (2).