CN212239702U

CN212239702U - Accurate positioning mechanism of welding robot

Info

Publication number: CN212239702U
Application number: CN201922325163.8U
Authority: CN
Inventors: 陈幼礼; 陶才江; 李月成; 杨明星
Original assignee: Anhui Zhongweida Industrial Robot Co ltd
Current assignee: Anhui Zhongweida Industrial Robot Co ltd
Priority date: 2019-12-23
Filing date: 2019-12-23
Publication date: 2020-12-29
Anticipated expiration: 2029-12-23

Abstract

The utility model discloses a welding robot accurate positioning mechanism, comprising a base plate, the last fixed surface of bottom plate is connected with the fixed plate, first spout has been seted up respectively at both ends about the fixed plate, the top of bottom plate is equipped with the support, every moving mechanism, two have all been placed to the inside of first spout the one end that moving mechanism kept away from each other all with the inside wall fixed connection of support, sliding opening and connector have been seted up respectively to the upper surface of support, the fixed frame of last fixed surface of support is connected with, the inside of fixed frame is equipped with the bearing plate. This welding robot accurate positioning mechanism has played the effect of being detected by the distance between welding piece and the welding handle, has solved and has caused the welding failure, leads to the product to scrap or the problem of manipulator damage, can make the signal transmission of range radar detection to control mechanism, adjusts manipulator through control mechanism, has solved the problem that increases manufacturing cost when the welding.

Description

Accurate positioning mechanism of welding robot

Technical Field

The utility model relates to a welding robot technical field specifically is a welding robot accurate positioning mechanism.

Background

The welding robot is an industrial robot for welding including cutting and painting, which belongs to the definition of standard welding robot according to the international organization for standardization, and is a multipurpose and reprogrammable automatic control manipulator with three or more programmable axes for the industrial automation field, and in order to adapt to different uses, the mechanical interface of the last axis of the robot, usually a connecting flange, can be fitted with different tools or end effectors. The welding robot is provided with a welding clamp or a welding gun on a tail shaft flange of the industrial robot, so that the welding robot can carry out welding, cutting or thermal spraying.

However, most of the existing welding robots are positioned by programming, the robot arms are required to be controlled by programming to move accurately, the welded objects and preset positions are inclined, welding failure can be caused, products are scrapped or the mechanical arms are damaged when the welding is serious, and production cost is increased.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a welding robot accurate positioning mechanism to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an accurate positioning mechanism of a welding robot comprises a base plate, wherein a fixed plate is fixedly connected to the upper surface of the base plate, first sliding grooves are respectively formed in the left end and the right end of the fixed plate, a support is arranged above the base plate, a moving mechanism is arranged in each first sliding groove, one end, far away from each other, of each moving mechanism is fixedly connected with the inner side wall of the support, a sliding opening and a connecting opening are respectively formed in the upper surface of the support, a fixed frame is fixedly connected to the upper surface of the support, a bearing plate is arranged in the fixed frame, symmetrical electric push rods are fixedly connected to the upper surface of the support, the output end of each electric push rod is fixedly connected with the bottom surface of the bearing plate, a welding machine is fixedly connected to the upper surface of the bearing plate, a control mechanism is fixedly connected to the bottom surface of the bearing plate, the bottom end of the control mechanism penetrates through the sliding opening and, the utility model discloses a welding machine, including control mechanism, flange ring, robotic arm, right-hand member fixedly connected with range radar, robotic arm's last fixed surface is connected with the link, the bottom surface fixedly connected with flange ring of control mechanism, control mechanism's output runs through the flange ring and extends to the below of flange ring, the front of control mechanism output has robotic arm through the fixed hinge joint of round pin axle, robotic arm's right-hand member fixedly connected with range radar, robotic arm's last fixed surface is connected with the link, the last fixed surface of link is connected with welds the handle, the right side fixed surface of welding machine is connected with the cable, the bottom of cable run through the connector and with the left end fixed connection who welds the handle, the last fixed surface.

Preferably, the front surface of the sealing door is fixedly connected with a handle, and the outer surface of the handle is provided with anti-skid grains.

Preferably, symmetrical supporting legs are arranged below the bottom plate, and the upper surface of each supporting leg is fixedly connected with the bottom surface of the bottom plate.

Preferably, the left side surface of the fixing frame is provided with at least three ventilation holes.

Preferably, the outer surface of each electric push rod is fixedly connected with symmetrical fixed blocks, and the bottom surface of each fixed block is fixedly connected with the upper surface of the support.

Preferably, symmetrical second chutes are formed in the upper surface of the bottom plate, each second chute is internally and uniformly clamped with a sliding block, and the upper surface of each sliding block is fixedly connected with the bottom end of the support.

Advantageous effects

The utility model discloses possess following beneficial effect:

1. the control mechanism is arranged, so that the mechanical arm can be controlled, the control of the mechanical arm is improved, the welding handle can be fixed through the connecting frame, the effect of stabilizing the welding handle is achieved, the limiting plate can limit the welding handle, the effect of protecting the welding handle is achieved, the distance between a welded part and the welding handle is detected through the ranging radar, and the problems that welding failure is caused, products are scrapped or the mechanical arm is damaged when the welding failure is serious are solved;

2. through being provided with electric putter, can drive the bearing plate and reciprocate, through the bearing plate downstream, can drive control mechanism and welding machine downstream simultaneously, reached and carried out the effect of adjusting control mechanism, through range radar, can make the signal transport to control mechanism that range radar surveyed, adjust robotic arm through control mechanism, solved the problem that increases manufacturing cost in welding process.

Drawings

Fig. 1 is a sectional view of a front view of the bracket of the present invention;

fig. 2 is a front view of the fixing frame of the present invention;

fig. 3 is an enlarged schematic view of a structure shown in fig. 1 according to the present invention.

In the figure: the device comprises a base plate 1, a second sliding groove 2, a sliding block 3, a support 4, a fixing plate 5, a first sliding groove 6, a moving mechanism 7, a sliding opening 8, a connecting opening 9, a fixing frame 10, an electric push rod 11, a bearing plate 12, a welding machine 13, a control mechanism 14, a sealing door 15, a flange ring 16, a handle 17, a supporting leg 18, a mechanical arm 19, a connecting frame 20, a welding handle 21, a cable 22, a distance measuring radar 23, a limiting plate 24, a vent 25 and a fixing block 26.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: an accurate positioning mechanism of a welding robot comprises a bottom plate 1, symmetrical supporting legs 18 are arranged below the bottom plate 1, the upper surface of each supporting leg 18 is fixedly connected with the bottom surface of the bottom plate 1, the stability of the welding robot is improved, the problem that the welding robot deflects when in work is avoided, symmetrical second sliding grooves 2 are formed in the upper surface of the bottom plate 1, sliding blocks 3 are clamped in the second sliding grooves 2, the upper surface of each sliding block 3 is fixedly connected with the bottom end of a support 4, the effect that the support 4 is more stable when moving is achieved, the problem that clamping is carried out in the moving process is avoided, a fixing plate 5 is fixedly connected to the upper surface of the bottom plate 1, first sliding grooves 6 are formed in the left end and the right end of the fixing plate 5 respectively, the support 4 is arranged above the bottom plate 1, and a moving mechanism 7 is placed in each first sliding groove 6, the end, far away from each other, of each of the two moving mechanisms 7 is fixedly connected with the inner side wall of the support 4, the upper surface of the support 4 is respectively provided with a sliding opening 8 and a connecting opening 9, the upper surface of the support 4 is fixedly connected with a fixed frame 10, the left side surface of the fixed frame 10 is provided with a vent hole 25, the number of the vent holes 25 is at least three, the heat dissipation effect of the butt welding machine 13 is achieved, the problem of damage to the butt welding machine 13 due to overhigh temperature is avoided, a bearing plate 12 is arranged inside the fixed frame 10, the upper surface of the support 4 is fixedly connected with symmetrical electric push rods 11, the outer surface of each electric push rod 11 is fixedly connected with symmetrical fixed blocks 26, the bottom surface of each fixed block 26 is fixedly connected with the upper surface of the support 4, the stability of the electric push rods 11 is achieved, the problem of inclination of the electric push rods 11 is avoided, the output end of, the upper surface of the bearing plate 12 is fixedly connected with a welding machine 13, the bottom surface of the bearing plate 12 is fixedly connected with a control mechanism 14, the bottom end of the control mechanism 14 penetrates through the sliding opening 8 and extends to the lower part of the bracket 4, the bottom surface of the control mechanism 14 is fixedly connected with a flange ring 16, the output end of the control mechanism 14 penetrates through the flange ring 16 and extends to the lower part of the flange ring 16, the front surface of the output end of the control mechanism 14 is fixedly hinged with a mechanical arm 19 through a pin shaft, the right end of the mechanical arm 19 is fixedly connected with a distance measuring radar 23, the upper surface of the mechanical arm 19 is fixedly connected with a connecting frame 20, the upper surface of the connecting frame 20 is fixedly connected with a welding handle 21, the right side surface of the welding machine 13 is fixedly connected with a cable 22, the bottom end of the cable 22 penetrates through a connecting port 9 and is fixedly connected with the left end of the welding handle 21, the handle 17 is fixedly connected to the front face of the sealing door 15, the anti-slip lines are formed in the outer surface of the handle 17, the using effect of the sealing door 15 is achieved, and the phenomenon that the hands slip when the sealing door 15 is pulled is avoided.

The working principle is as follows: at first be linked together electric putter 11 and power, through being fixed on limiting plate 24 by the welding piece, the power that provides through electric putter 11, can drive bearing plate 12 and reciprocate, move down through bearing plate 12, can drive control mechanism 14 and welding machine 13 downstream simultaneously, through range radar 23, can detect weld handle 21 and by whether up to standard distance between the welding piece, carry detected signal to control mechanism 14 through range radar 23, adjust robotic arm 19 through control mechanism 14, cooperation through moving mechanism 7 and first spout 6, can make support 4 carry out the back-and-forth movement, the effect that welding robot carries out the fast weld to the welding piece has been reached.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a welding robot accurate positioning mechanism, includes bottom plate (1), its characterized in that: the upper surface of the bottom plate (1) is fixedly connected with a fixed plate (5), the left end and the right end of the fixed plate (5) are respectively provided with a first sliding chute (6), a support (4) is arranged above the bottom plate (1), each first sliding chute (6) is internally provided with a moving mechanism (7), one end, far away from each other, of each moving mechanism (7) is fixedly connected with the inner side wall of the support (4), the upper surface of the support (4) is respectively provided with a sliding opening (8) and a connecting opening (9), the upper surface of the support (4) is fixedly connected with a fixed frame (10), the inside of the fixed frame (10) is provided with a bearing plate (12), the upper surface of the support (4) is fixedly connected with symmetrical electric push rods (11), and the output end of each electric push rod (11) is fixedly connected with the bottom surface of the bearing plate (12), the upper surface of the bearing plate (12) is fixedly connected with a welding machine (13), the bottom surface of the bearing plate (12) is fixedly connected with a control mechanism (14), the bottom end of the control mechanism (14) penetrates through the sliding opening (8) and extends to the lower part of the support (4), the bottom surface of the control mechanism (14) is fixedly connected with a flange ring (16), the output end of the control mechanism (14) penetrates through the flange ring (16) and extends to the lower part of the flange ring (16), the front surface of the output end of the control mechanism (14) is fixedly hinged with a mechanical arm (19) through a pin shaft, the right end of the mechanical arm (19) is fixedly connected with a distance measuring radar (23), the upper surface of the mechanical arm (19) is fixedly connected with a connecting frame (20), the upper surface of the connecting frame (20) is fixedly connected with a welding handle (21), and the right side surface of the welding machine (13) is fixedly connected with, the bottom of cable (22) runs through connector (9) and with the left end fixed connection of welding handle (21), the last fixed surface of fixed plate (5) is connected with limiting plate (24), the front of fixed frame (10) is through hinge fixed hinge joint sealing door (15).

2. The precise positioning mechanism of the welding robot as claimed in claim 1, wherein: the front surface of the sealing door (15) is fixedly connected with a handle (17), and anti-slip grains are formed in the outer surface of the handle (17).

3. The precise positioning mechanism of the welding robot as claimed in claim 1, wherein: symmetrical supporting legs (18) are arranged below the bottom plate (1), and the upper surface of each supporting leg (18) is fixedly connected with the bottom surface of the bottom plate (1).

4. The precise positioning mechanism of the welding robot as claimed in claim 1, wherein: ventilation holes (25) are formed in the left side face of the fixing frame (10), and the number of the ventilation holes (25) is at least three.

5. The precise positioning mechanism of the welding robot as claimed in claim 1, wherein: the outer surface of each electric push rod (11) is fixedly connected with symmetrical fixing blocks (26), and the bottom surface of each fixing block (26) is fixedly connected with the upper surface of the support (4).

6. The precise positioning mechanism of the welding robot as claimed in claim 1, wherein: symmetrical second chutes (2) are formed in the upper surface of the bottom plate (1), each second chute (2) is clamped with a sliding block (3), and each sliding block (3) is fixedly connected with the bottom end of the support (4) on the upper surface.