Industrial robot for welding

Abstract

The industrial robot for welding comprises a welding module and a direction adjusting module, the welding module comprises a base plate, an I-shaped plate frame connected with the top of the base plate, a guide rod fixedly connected with the I-shaped plate frame and a welding mechanical arm connected to the outer side of the guide rod in a sliding and sleeving mode, and the welding mechanical arm is attached to the top of the base plate; the direction adjusting module comprises two rotating shafts movably connected with the I-shaped plate frame. A workpiece to be welded is placed between the two C-shaped plates, then the workpiece is clamped and fixed through the threaded pressing rods, then the welding mechanical arm is started through an external PLC, welding of the workpiece is achieved, in the process, the motor is started through the external PLC, the motor drives the rotating shaft connected with the motor to rotate, and then the workpiece is welded. Then the angle of the workpiece is adjusted through the movable plate, the C-shaped plate and the threaded pressing rod at the front end of the rotating shaft, any face of the workpiece can be welded, operation of a welding mechanical arm is facilitated, and the welding efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of welding robots, in particular to an industrial robot for welding. Background Art

[0002] Welding, also known as fusion welding, is a manufacturing process and technology that uses heating, high temperature or high pressure to join metals or other thermoplastic materials such as plastics. Welding achieves the purpose of joining through the following three ways.

[0003] Application No. 202221750823.2 discloses an industrial welding robot. It includes a connecting moving block, a deflection rod, a welding machine fixing seat, an adapter plate and a welding machine head. The adapter plate is fixedly connected to the bottom of the connecting moving block, and the adapter plate is rotatably connected to the welding machine fixing seat. The deflection rod drives the welding machine fixing seat to swing around the center of the adapter plate. The welding machine head is arranged in the welding machine fixing seat. The connecting moving block can move along the length direction of the welding machine fixing seat. It has the advantages of neat welds after welding, no burrs and protrusions, and no need for secondary processing. There are some problems in the specific use of this application, such as: the fixed workpiece is difficult to adjust the angle, which makes it difficult for the welding machine head to operate on other surfaces of the workpiece, so that the welding speed is affected. Utility Model Content

[0004] The utility model aims to solve one of the technical problems existing in the prior art or related technology.

[0005] To this end, the technical solution adopted in this utility model is:

[0006] A welding industrial robot comprises a welding module and a direction adjustment module, wherein the welding module comprises a base plate, an I-shaped plate frame connected to the top of the base plate, a guide rod fixed to the I-shaped plate frame, and a welding mechanical arm slidably sleeved on the outside of the guide rod, wherein the welding mechanical arm is attached to the top of the base plate, and the direction adjustment module comprises two rotating shafts movably connected to the I-shaped plate frame, a movable plate movably connected to the front end of the rotating shaft, a C-shaped plate connected to the front end of the movable plate, two sleeves movably passing through the C-shaped plate, a threaded pressure rod threadedly connected to the sleeve, a workpiece detachably installed between a plurality of threaded pressure rods, and a motor connected to a rotating shaft, wherein the motor is fixed to the rear side of the I-shaped plate frame.

[0007] By adopting the above technical solution, the workpiece to be welded is placed between two C-shaped plates, and then a plurality of threaded pressure rods are used to clamp and fix the workpiece. Then, the external PLC starts the welding robot arm to realize the welding of the workpiece. During this process, the external PLC starts the motor, and the motor drives the rotating shaft connected thereto to rotate. Then, the movable plate, C-shaped plate and threaded pressure rod at the front end of the rotating shaft adjust the angle of the workpiece so that any side of the workpiece can be welded, which facilitates the operation of the welding robot arm and improves the welding efficiency.

[0008] In a preferred example, the utility model can be further configured as follows: the two rotating shafts are symmetrical about the vertical center plane of the I-shaped plate frame, and the rotating shafts are made of alloy material.

[0009] In a preferred example, the utility model can be further configured as follows: the front end of the movable plate is set to be U-shaped, and the manufacturing material is the same as that of the rotating shaft.

[0010] In a preferred example, the utility model can be further configured as follows: the threaded pressure rod is formed by welding a T-shaped rod and a metal short column, and the metal short column is interference fit with the outer wall of the workpiece.

[0011] In a preferred example, the utility model can be further configured as follows: a shaft sleeve is movably sleeved at the rear end of the rotating shaft, and the shaft sleeve is fixedly connected to the rear side of the I-shaped plate frame.

[0012] In a preferred example, the utility model can be further configured as follows: the welding robot arm and the motor are both electrically connected to an external PLC.

[0013] By adopting the above technical solution, the beneficial effects achieved by the utility model are:

[0014] 1. In the utility model, the workpiece to be welded is placed between two C-shaped plates, and then a plurality of threaded pressure rods are used to clamp and fix the workpiece, and then an external PLC starts the welding robot arm to achieve welding of the workpiece. During this process, the external PLC starts the motor, and the motor drives the rotating shaft connected thereto to rotate, and then the movable plate, C-shaped plate, and threaded pressure rod at the front end of the rotating shaft adjust the angle of the workpiece so that any side of the workpiece can be welded, which facilitates the operation of the welding robot arm and improves the welding efficiency.

[0015] 2. In the utility model, during welding operation, the welding robot arm can translate left / right along the guide rod, which effectively increases the operating range of the welding robot arm and improves the comfort of use of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a three-dimensional diagram of the overall structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the welding module of the utility model;

[0018] Figure 3 This is a schematic diagram of the turning module of the utility model;

[0019] Figure 4 It is a schematic diagram of the disassembly of the C-shaped plate, sleeve and threaded pressure rod of the utility model;

[0020] Figure 5 This is a schematic diagram of the installation position of the shaft sleeve of the utility model.

[0021] Reference numerals:

[0022] 100, welding module; 110, base plate; 120, I-shaped plate frame; 130, guide rod; 140, welding robot arm;

[0023] 200, direction adjustment module; 210, rotating shaft; 220, movable plate; 230, C-shaped plate; 240, sleeve; 250, threaded pressure rod; 260, workpiece; 270, motor;

[0024] 300. Bushing. DETAILED DESCRIPTION

[0025] In order to make the purpose, technical solution and advantages of the utility model clearer, the utility model is further described in detail below in combination with specific implementation methods and with reference to the accompanying drawings. It should be noted that the embodiments of the utility model and the features in the embodiments can be combined with each other without conflict.

[0026] It should be understood that these descriptions are exemplary only and are not intended to limit the scope of the present invention.

[0027] An industrial robot for welding provided by some embodiments of the utility model is described below in conjunction with the accompanying drawings.

[0028] Embodiment 1:

[0029] Combination Figure 1-5 As shown, the utility model provides an industrial robot for welding, including a welding module 100 and an adjustment module 200, wherein the welding module 100 includes a base plate 110, an I-shaped plate frame 120 connected to the top of the base plate 110, a guide rod 130 fixedly connected to the I-shaped plate frame 120, and a welding mechanical arm 140 slidably sleeved on the outside of the guide rod 130, wherein the welding mechanical arm 140 is attached to the top of the base plate 110;

[0030] The steering module 200 includes two rotating shafts 210 movably connected to the I-shaped plate frame 120, a movable plate 220 movably connected to the front end of the rotating shaft 210, a C-shaped plate 230 connected to the front end of the movable plate 220, two sleeves 240 movably passing through the C-shaped plate 230, a threaded pressure rod 250 threadedly connected to the sleeve 240, a workpiece 260 detachably installed between multiple threaded pressure rods 250, and a motor 270 connected to a rotating shaft 210, and the motor 270 is fixedly connected to the rear side of the I-shaped plate frame 120.

[0031] Furthermore, the two rotating shafts 210 are symmetrical about the vertical center plane of the I-shaped plate frame 120, and the rotating shafts 210 are made of alloy material. The rotating shafts 210 made of alloy material can firmly support the workpiece 260 to be welded.

[0032] Furthermore, the front end of the movable plate 220 is configured to be U-shaped, and is made of the same material as the rotating shaft 210, thereby reducing the difficulty of selecting materials when manufacturing the device.

[0033] Furthermore, the threaded pressure rod 250 is formed by welding a T-shaped rod and a metal short column, and the metal short column is interference fit with the outer wall of the workpiece 260. With this structural design, the threaded pressure rod 250 can be firmly pressed.

[0034] Embodiment 2:

[0035] Combination Figure 5 As shown, on the basis of the first embodiment, the rear end of the rotating shaft 210 is movably sleeved with a shaft sleeve 300, and the shaft sleeve 300 is fixedly connected to the rear side of the I-shaped plate frame 120. The shaft sleeve 300 can improve the installation firmness of the rotating shaft 210 and make the rotation of the rotating shaft 210 more stable.

[0036] Embodiment three:

[0037] Combination Figure 1-5 As shown, in the above embodiment, the welding robot arm 140 and the motor 270 are both electrically connected to an external PLC. With this structural design, the device can be more convenient to control.

[0038] The working principle and use process of the utility model are as follows: when the device is put into actual use, the workpiece 260 to be welded is placed between two C-shaped plates 230, and then a plurality of threaded pressure rods 250 are used to clamp and fix the workpiece 260, and then the external PLC starts the welding robot arm 140 to achieve welding of the workpiece 260. During this process, the external PLC starts the motor 270, and the motor 270 drives the rotating shaft 210 connected thereto to rotate, and then the movable plate 220, the C-shaped plate 230, and the threaded pressure rod 250 at the front end of the rotating shaft 210 adjust the angle of the workpiece 260, which facilitates the operation of the welding robot arm 140 and improves the welding efficiency.

[0039] In the present utility model, the term "plurality" refers to two or more than two, unless otherwise clearly defined. The term "and / or" used in this article includes any and all combinations of one or more related listed items. The terms "install", "connect", "connect", "fix" and the like should be understood in a broad sense. For example, "connection" can be a fixed connection, a detachable connection, or an integral connection; "connection" can be a direct connection or an indirect connection through an intermediate medium. For those of ordinary skill in the art, the specific meanings of the above terms in the present utility model can be understood according to the specific circumstances.

[0040] It should be noted that when an element is referred to as being "assembled on", "installed on", "fixed on" or "disposed on" another element, it may be directly on the other element or there may be a central element. When an element is considered to be "connected to" another element, it may be directly connected to the other element or there may be a central element at the same time. The terms "vertical", "horizontal", "upper", "lower", "left", "right" and similar expressions used herein are for illustrative purposes only and do not represent the only implementation method.

[0041] In the description of this specification, the description of the terms "one embodiment", "some embodiments", "specific embodiments", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0042] Although the embodiments of the present invention have been shown and described, those skilled in the art will appreciate that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the claims and their equivalents.

Claims

1. An industrial robot for welding, characterized in that: include: The welding module (100) comprises a base plate (110), an I-shaped plate frame (120) connected to the top of the base plate (110), a guide rod (130) fixedly connected to the I-shaped plate frame (120), and a welding mechanical arm (140) slidably sleeved on the outside of the guide rod (130), wherein the welding mechanical arm (140) is attached to the top of the base plate (110); The steering module (200) comprises two rotating shafts (210) movably connected to the I-shaped plate frame (120), a movable plate (220) movably connected to the front end of the rotating shaft (210), a C-shaped plate (230) connected to the front end of the movable plate (220), two sleeves (240) movably passing through the C-shaped plate (230), a threaded pressure rod (250) threadedly connected to the sleeve (240), a workpiece (260) detachably installed between the plurality of threaded pressure rods (250), and a motor (270) connected to a rotating shaft (210), wherein the motor (270) is fixedly connected to the rear side of the I-shaped plate frame (120).

2. The welding industrial robot according to claim 1, characterized in that: The two rotating shafts (210) are symmetrical about the vertical center plane of the I-shaped plate frame (120), and the rotating shafts (210) are made of alloy material.

3. The welding industrial robot according to claim 1, characterized in that: The front end of the movable plate (220) is configured to be U-shaped and is made of the same material as the rotating shaft (210).

4. The welding industrial robot according to claim 1, characterized in that: The threaded pressure rod (250) is formed by welding a T-shaped rod and a metal short column, and the metal short column is interference-fitted with the outer wall of the workpiece (260).

5. The welding industrial robot according to claim 1, characterized in that: The rear end of the rotating shaft (210) is movably sleeved with a shaft sleeve (300), and the shaft sleeve (300) is fixedly connected to the rear side of the I-shaped plate frame (120).

6. The welding industrial robot according to claim 1, characterized in that: The welding robot arm (140) and the motor (270) are both electrically connected to an external PLC.

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