CN216503071U

CN216503071U - Multi-axis linkage welding robot

Info

Publication number: CN216503071U
Application number: CN202122792498.8U
Authority: CN
Inventors: 宋佳洇; 白亮
Original assignee: Yuwo Technology Wuhan Co ltd
Current assignee: Yuwo Technology Wuhan Co ltd
Priority date: 2021-11-16
Filing date: 2021-11-16
Publication date: 2022-05-13
Anticipated expiration: 2031-11-16

Abstract

The utility model discloses a multi-axis linkage welding robot, relates to the technical field of welding robots, and solves the problems that welding smoke is large, and lubricating oil needs to be frequently added at the joint of a rotating shaft of the robot. A multi-axis linkage welding robot comprises a main machine body; the main machine body comprises a base, an upper support arm, a lower support arm and a welding arm, wherein the lower support arm is rotatably arranged on a rotating shaft at the top of the base, and the upper support arm is rotatably arranged on a rotating shaft at the upper part of the lower support arm; the main engine body slidable mounting has the outer cover body, and the outer cover body is including vice cover body and supporting spring, the outer cover body and the perpendicular sliding connection of vice cover body, and the fixed supporting spring that is provided with in outer cover body top, the outer cover body and the nested sliding connection of welding arm head end. This practicality is through the connection pivot of each support arm of the lubricated host computer body of inside groovy outwards derivation lubricating oil, and the lubricated effect of extension equipment under the high smog environment of welding.

Description

Multi-axis linkage welding robot

Technical Field

The utility model belongs to the technical field of welding robots, and particularly relates to a multi-axis linkage welding robot.

Background

The multi-axis linkage refers to the simultaneous processing on a plurality of coordinate axes on the equipment, and the simultaneous coordinated motion can be carried out under the control of a computer numerical control system, and the multi-axis linkage welding robot can improve the processing precision, quality and efficiency of the welding on the free-form surface.

When the robot is welded, sparks splash around, the sparks easily splash to the body of the robot to cause corrosion damage to the robot, the welding temperature is high, smoke is large, and lubricating oil needs to be added frequently at the joint of a rotating shaft of the robot in order to keep stable operation of equipment.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problems, the utility model provides a multi-axis linkage welding robot, which aims to solve the problems that sparks are easy to splash onto a robot body during welding, the robot is corroded and damaged, the welding temperature is high, smoke and dust are large, and lubricating oil needs to be frequently added at the joint of a rotating shaft of the robot.

The utility model relates to a multi-axis linkage welding robot, which is achieved by the following specific technical means:

a multi-axis linkage welding robot comprises a main machine body; the main machine body comprises a base, an upper support arm, a lower support arm and a welding arm, wherein the lower support arm is rotatably arranged on a rotating shaft at the top of the base, the upper support arm is rotatably arranged on a rotating shaft at the upper part of the lower support arm, the welding arm is rotatably arranged on a rotating shaft at the front part of the upper support arm, and the base, the upper support arm, the lower support arm and the welding arm are mutually driven to rotate through a motor arranged at the rotating shaft; the main machine body is provided with an outer cover body in a sliding mode, the outer cover body comprises an auxiliary cover body and a supporting spring, the outer cover body is vertically and slidably connected with the auxiliary cover body, the supporting spring is fixedly arranged at the top of the outer cover body, the outer cover body is connected with the head end of the welding arm in a nested sliding mode, the auxiliary cover body is fixedly connected with the head end of the welding arm, the top end of the supporting spring is fixed with the head end of the welding arm, rectangular holes are formed in the outer cover body at equal intervals, the size of the rectangular holes formed in the outer cover body is equal to that of the auxiliary cover body, and the rectangular holes formed in the outer cover body are vertically and slidably connected with the auxiliary cover body; the main machine body is fixedly provided with a main fixing ring, the main fixing ring comprises an auxiliary fixing ring, a lower brush strip and a baffle strip, the lower part of the main fixing ring is clamped with the auxiliary fixing ring, the bottom of the auxiliary fixing ring is provided with the lower brush strip in a sliding manner, the two sides of the auxiliary fixing ring are vertically and fixedly provided with the baffle strip, the main fixing ring and the auxiliary fixing ring can be arranged on the base of the main machine body, an upper support arm is arranged at a connecting rotating shaft of each part of a welding arm, the main fixing ring and the auxiliary fixing ring are fixed through screws, the baffle strip is positioned at the two sides of the lower brush strip, the baffle strip limits the moving range of the lower brush strip, bristles arranged at the top and the side of the lower brush strip and the base of the main machine body, the upper support arm, the lower support arm slides along with the rotation of the connecting rotating shaft of the welding arm part; the fixed ring upper portion fixed mounting of main has the oil box, and the oil box is including rotary column, inner groovy, the sealed piece of side and support piece, and the rotation of oil box front portion is provided with the rotary column, and the inner groovy has been seted up in the rotary column outside, and the oil box front portion slides and is provided with the sealed piece of side, and the sealed piece afterbody of side is fixed and is provided with support piece, and the support piece tail end is fixed with the oil box, and the rotary column rubs with the pivot of being connected of the main engine body part mutually and rotates, the sealed piece head end of side and rotary column sliding connection.

The utility model at least comprises the following beneficial effects:

1. according to the utility model, the rotation of the rotary column is driven by the rotation of each support arm of the main body, the lubricating oil is led out through the inner groove to lubricate the connecting rotary shaft of each support arm of the main body, the lubricating effect of the equipment in a high-smoke welding environment is prolonged, the manual lubricating oil supplement of personnel is reduced, the oil sludge of each support arm rotary shaft of the main body is cleaned by the lower brush strip, the lower brush strip can horizontally slide, the contact surface of the lower brush strip and each support arm rotary shaft of the main body is changed, and the service life is prolonged.

2. The outer cover body and the auxiliary cover body surround the outside of the welding arm, welding sparks are prevented from sputtering to damage the main machine body, the outer cover body and the auxiliary cover body vertically move in a staggered mode, and spark welding slag adhered to the inner sides of the outer cover body and the auxiliary cover body is promoted to fall off.

Drawings

FIG. 1 is a schematic three-dimensional structure of the present invention.

Fig. 2 is a schematic structural diagram of the outer cover of the present invention.

Figure 3 is a schematic view of the primary fixed ring structure of the present invention.

FIG. 4 is a schematic view of a half-section structure of the oil box of the present invention.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. a main body; 101. a base; 102. an upper support arm; 103. a lower support arm; 104. welding the arm;

2. an outer cover body; 201. a sub-cover body; 202. a support spring;

3. a main fixing ring; 301. a secondary fixing ring; 302. a lower brush bar; 303. blocking strips;

4. an oil box; 401. turning the column; 402. an inner groove; 403. a side seal block; 404. and a support member.

Detailed Description

The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the utility model but are not intended to limit the scope of the utility model.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "coaxial," "bottom," "one end," "top," "middle," "other end," "upper," "side," "top," "inner," "front," "center," "two ends," and the like are used in an orientation or positional relationship indicated in the drawings for convenience in describing and simplifying the description, and are not intended to indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the utility model. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless explicitly stated or limited otherwise, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be understood broadly, and for example, they may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

Example (b):

as shown in figures 1 to 4:

the utility model provides a multi-axis linkage welding robot, which comprises a main machine body 1; the main machine body 1 comprises a base 101, an upper support arm 102, a lower support arm 103 and a welding arm 104, wherein a rotating shaft at the top of the base 101 is rotatably provided with the lower support arm 103, a rotating shaft at the upper part of the lower support arm 103 is rotatably provided with the upper support arm 102, a rotating shaft at the front part of the upper support arm 102 is rotatably provided with the welding arm 104, the base 101, the upper support arm 102, the lower support arm 103 and the welding arm 104 are mutually driven to rotate through a motor arranged at the rotating shaft, and the rotating shafts of the base 101, the upper support arm 102, the lower support arm 103 and the welding arm 104 are driven by the motor to carry out a multi-axis linkage machining motion mode; an outer cover body 2 is slidably mounted on the main machine body 1, the outer cover body 2 comprises an auxiliary cover body 201 and a supporting spring 202, the outer cover body 2 is vertically and slidably connected with the auxiliary cover body 201, the supporting spring 202 is fixedly arranged at the top of the outer cover body 2, the outer cover body 2 is in nested sliding connection with the head end of the welding arm 104, the auxiliary cover body 201 is fixedly connected with the head end of the welding arm 104, the top end of the supporting spring 202 is fixed with the head end of the welding arm 104, the outer cover body 2 and the auxiliary cover body 201 vertically move in a staggered mode to promote the spark welding slag adhered to the inner sides of the outer cover body 2 and the auxiliary cover body 201 to fall off, rectangular holes are formed in the outer cover body 2 at equal intervals, the size of the rectangular holes formed in the outer cover body 2 is equal to that of the auxiliary cover body 201, the rectangular holes formed in the outer cover body 2 are vertically and slidably connected with the auxiliary cover body 201, the outer cover body 2 and the auxiliary cover body 201 are in a sliding butt joint and sealed mode to prevent welding sparks from damaging the main machine body 1, and the protective body 1 is better;

the main machine body 1 is fixedly provided with a main fixing ring 3, the main fixing ring 3 comprises an auxiliary fixing ring 301, a lower brush strip 302 and a baffle strip 303, the lower part of the main fixing ring 3 is provided with the auxiliary fixing ring 301 in a clamping manner, the bottom of the auxiliary fixing ring 301 is provided with the lower brush strip 302 in a sliding manner, two sides of the auxiliary fixing ring 301 are vertically and fixedly provided with the baffle strip 303, the main fixing ring 3 and the auxiliary fixing ring 301 can be arranged on the base 101 of the main machine body 1, the upper support arm 102, the connecting rotating shaft of each part of the lower support arm 103 and the welding support arm 104, the main fixing ring 3 and the auxiliary fixing ring 301 are fixed through screws, the baffle strip 303 is positioned at two sides of the lower brush strip 302, the baffle strip 303 limits the moving range of the lower brush strip 302, bristles arranged at the top and the side of the lower brush strip 302 slide and the connecting rotating shaft between the parts of the upper support arm 102, the lower support arm 103 and the welding support arm 104, the lower brush strip 302 follows the base 101 of the main machine body 1, the upper support arm 102, The lower support arm 103 and the welding arm 104 are connected with the rotating shaft to rotate and slide, the lower brush bar 302 horizontally slides, the contact surface of the lower brush bar 302 and the rotating shaft of each support arm of the main body 1 is changed, the contact surface of the lower brush bar 302 is larger, and the service life of the lower brush bar 302 is prolonged; an oil box 4 is fixedly arranged on the upper part of the main fixing ring 3.

As shown in fig. 4, the oil box 4 includes a rotary column 401, an inner groove 402, a side sealing block 403 and a supporting member 404, the rotary column 401 is rotatably disposed at the front of the oil box 4, the inner groove 402 is disposed at the outer side of the rotary column 401, the side sealing block 403 is slidably disposed at the front of the oil box 4, the supporting member 404 is fixedly disposed at the tail of the side sealing block 403, the rotary shaft of each support arm of the main body 1 rotates to drive the rotary column 401 to rotate, the inner groove 402 rotates to bring out the lubricating oil inside the oil box 4, the lubricating oil is led out through the inner groove 402 to lubricate the connecting rotary shaft of each support arm of the main body 1, the lubricating effect of the device in a high-smoke welding environment is prolonged, the tail of the supporting member 404 is fixed to the oil box 4, the rotary column 401 rotates in friction with the connecting rotary shaft of the main body 1, the head end of the side sealing block 403 is slidably connected to the rotary column 401, the supporting member 404 supports the side sealing block 403 to slide with the inner groove 402, the side sealing block 403 controls the oil outlet amount, meanwhile, when the rotating speed of the rotating column 401 gets larger, larger gaps exist between the side sealing blocks 403 and the inner concave groove 402 due to inertia and the delay of the rebounding support of the supporting piece 404, when the rotating column 401 slows down, the gaps between the side sealing blocks 403 and the inner concave groove 402 are smaller, the oil outlet amount is reduced, and oil is discharged according to the working state of machinery.

The specific use mode and function of the embodiment are as follows:

in the utility model, the rotating shafts of the base 101, the upper arm 102, the lower arm 103 and the welding arm 104 are driven by a motor to carry out a multi-shaft linkage processing movement mode, the head end of the welding arm 104 is provided with a welding rod in a penetrating way, the main fixing ring 3 and the oil box 4 can be arranged at the junction of the rotating shafts of the base 101, the upper arm 102, the lower arm 103 and the welding arm 104, the rotary column 401 is rotatably connected with the rotating shaft surface at the other side, the rotation of the rotating shaft of each arm of the main body 1 drives the rotary column 401 to rotate, the inner groove 402 rotates to bring out lubricating oil in the oil box 4, the lubricating oil is led out through the inner groove 402 to lubricate the connecting rotating shaft of each arm of the main body 1, the lubricating effect of the equipment under the high-smoke welding environment is prolonged, the manual lubricating oil supplement of personnel is reduced, the supporting piece 404 supports the sliding of the side sealing block 403 and the inner groove 402, the side sealing block 403 controls the oil outlet amount, the lower brush strip 302 cleans the oil sludge at the rotating shaft of each arm of the main body 1, when the rotating shaft rotates towards one side, the lower brush bar 302 rotates synchronously, the stop bar 303 limits the moving range of the lower brush bar 302, the lower brush bar 302 slides horizontally, the contact surface of the lower brush bar 302 and the rotating shaft of each support arm of the main body 1 is changed, the contact surface of the lower brush bar 302 is larger, the service life of the lower brush bar 302 is prolonged, the outer cover body 2 and the auxiliary cover body 201 are both positioned outside the welding rod at the head end of the welding arm 104, the outer cover body 2 is pressed to slide upwards when the welding arm 104 is welded, the outer cover body 2 and the auxiliary cover body 201 slide mutually to be in butt joint sealing, welding sparks are prevented from being splashed to damage the main body 1, the main body 1 is protected better, the outer cover body 2 is supported by the supporting spring 202 to slide vertically downwards to the lower part of the welding arm 104, the outer cover body 2 and the auxiliary cover body 201 move vertically in a staggered mode, and spark welding slag adhered to the inner sides of the outer cover body 2 and the auxiliary cover body 201 is promoted to fall off.

The utility model is not described in detail, but is well known to those skilled in the art.

The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the utility model in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the utility model and the practical application, and to enable others of ordinary skill in the art to understand the utility model for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. The utility model provides a multiaxis linkage welding robot which characterized in that: the multi-axis linkage welding robot comprises a main machine body (1); an outer cover body (2) is slidably arranged on the main machine body (1); a main fixing ring (3) is fixedly arranged on the main machine body (1); an oil box (4) is fixedly arranged at the upper part of the main fixing ring (3);

the outer cover body (2) comprises an auxiliary cover body (201) and a supporting spring (202), the outer cover body (2) is vertically and slidably connected with the auxiliary cover body (201), and the supporting spring (202) is fixedly arranged at the top of the outer cover body (2).

2. The multi-axis linkage welding robot as claimed in claim 1, wherein the main body (1) comprises a base (101), an upper arm (102), a lower arm (103) and a welding arm (104), the rotating shaft at the top of the base (101) is rotatably provided with the lower arm (103), the rotating shaft at the upper part of the lower arm (103) is rotatably provided with the upper arm (102), and the rotating shaft at the front part of the upper arm (102) is rotatably provided with the welding arm (104).

3. The multi-axis linkage welding robot as claimed in claim 1, wherein the outer cover body (2) is slidably connected with the head end of the welding arm (104) in a nested manner, the auxiliary cover body (201) is fixedly connected with the head end of the welding arm (104), and the top end of the supporting spring (202) is fixed with the head end of the welding arm (104).

4. The multi-axis linkage welding robot as claimed in claim 1, wherein the outer cover body (2) is provided with rectangular holes at equal intervals, the rectangular holes provided in the outer cover body (2) are equal in size to the auxiliary cover body (201), and the rectangular holes provided in the outer cover body (2) are vertically slidably connected with the auxiliary cover body (201).

5. The multi-axis linkage welding robot as claimed in claim 1, wherein the main fixing ring (3) comprises an auxiliary fixing ring (301), a lower brush bar (302) and a barrier bar (303), the lower part of the main fixing ring (3) is provided with the auxiliary fixing ring (301) in a clamping manner, the lower brush bar (302) is arranged at the bottom of the auxiliary fixing ring (301) in a sliding manner, the barrier bar (303) is vertically and fixedly arranged on two sides of the auxiliary fixing ring (301), and the main fixing ring (3) is arranged at a connecting rotating shaft of each part of the main machine body (1).

6. The multi-axis linkage welding robot as claimed in claim 5, wherein the blocking strips (303) are located at two sides of the lower brush strip (302), the blocking strips (303) limit the moving range of the lower brush strip (302), the bristles arranged at the top and the sides of the lower brush strip (302) are in sliding friction with the connecting rotating shaft between the parts of the main machine body (1), and the lower brush strip (302) slides along with the rotation of the connecting rotating shaft of the parts of the main machine body (1).

7. The multi-axis linkage welding robot as claimed in claim 1, wherein the oil box (4) comprises a rotary column (401), an inner groove (402), a side sealing block (403) and a support member (404), the rotary column (401) is rotatably arranged at the front part of the oil box (4), the inner groove (402) is formed in the outer side of the rotary column (401), the side sealing block (403) is slidably arranged at the front part of the oil box (4), and the support member (404) is fixedly arranged at the tail part of the side sealing block (403).

8. The multi-axis linkage welding robot as claimed in claim 7, wherein the tail end of the supporting member (404) is fixed to the oil box (4), the rotary column (401) is rotated by friction with the connecting rotary shaft of the main body (1) component, and the head end of the side sealing block (403) is connected with the rotary column (401) in a sliding manner.