CN214489243U

CN214489243U - A quick positioning fixture for arm automatic weld

Info

Publication number: CN214489243U
Application number: CN202120138353.3U
Authority: CN
Inventors: 周东程; 解海龙; 刘杰; 靳海彦; 王炜
Original assignee: Huizhou Dongcheng Laser Equipment Co ltd
Current assignee: Huizhou Dongcheng Laser Equipment Co ltd
Priority date: 2021-01-19
Filing date: 2021-01-19
Publication date: 2021-10-26
Anticipated expiration: 2031-01-19

Abstract

The utility model relates to the technical field of laser welding, and discloses a quick positioning fixture for automatic welding of mechanical arms, which comprises a base; the sliding rods are provided with two groups, the bottoms of the sliding rods are respectively and fixedly connected to two sides of the base, and the sliding rods are sequentially sleeved with a fixing part, a first positioning plate and a second positioning plate from top to bottom; the first cylinder is arranged on the base, and the output end of the first cylinder is connected with the second positioning plate. When the laser welding machine is used, firstly, a flaky workpiece is manually placed on the second positioning plate, then, a columnar workpiece is placed on the first positioning plate, the columnar workpiece is fixed by the fixing part, the first cylinder pushes the second positioning plate upwards to enable the flaky workpiece to be close to the columnar workpiece, the welding path of the mechanical arm is set, and laser welding is completed. The utility model discloses can realize quick location, once only can accomplish the welding of a plurality of work pieces, improve welding efficiency.

Description

A quick positioning fixture for arm automatic weld

Technical Field

The utility model relates to a laser welding technical field especially relates to a quick positioning fixture for arm automatic weld.

Background

Laser welding is an efficient precision welding method using a laser beam with high energy density as a heat source. Laser welding is one of the important aspects of the application of laser material processing techniques. The 20 th century and the 70 th century are mainly used for welding thin-wall materials and low-speed welding, and the welding process belongs to a heat conduction type, namely, the surface of a workpiece is heated by laser radiation, the surface heat is diffused inwards through heat conduction, and the workpiece is melted to form a specific molten pool by controlling parameters such as the width, the energy, the peak power, the repetition frequency and the like of laser pulses. Due to the unique advantages, the welding method is successfully applied to the precise welding of micro and small parts; with the rapid development of laser welding technology, the use of laser welding for various plates has become common. Welding is changed from manual welding one by one to automatic welding. During welding process, the size needs to be measured manually between the parts, the processing time is prolonged, the working efficiency is seriously influenced, and the yield is influenced.

SUMMERY OF THE UTILITY MODEL

Based on it, the utility model aims to a quick positioning fixture for arm automatic weld can realize quick location, improves welding efficiency.

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

the utility model provides a quick positioning fixture for arm automatic weld, include:

a base;

the sliding rods are provided with two groups, the bottoms of the sliding rods are respectively and fixedly connected to two sides of the base, and the sliding rods are sequentially sleeved with a fixing part, a first positioning plate and a second positioning plate from top to bottom;

the first cylinder is arranged on the base, and the output end of the first cylinder is connected with the second positioning plate.

The fixing part comprises a fixing block, a connecting rod, a fixing plate and a second air cylinder;

it is two sets of the slide bar is equallyd divide and is do not overlap and establish the fixed block, the fixed block is connected the connecting block, pass through between the connecting block the connecting rod is connected, fixed setting on the connecting rod the second cylinder, the output fixed connection of second cylinder the fixed plate.

The sliding rod comprises a base, a mounting seat and a mounting frame, wherein the mounting seat is fixed on the base, the mounting frame is fixedly mounted on the mounting seat, and the sliding rod is fixedly connected with the base through the mounting frame.

Wherein the first cylinder is provided with two groups;

the output end of the first air cylinder is provided with a connecting plate, and the first air cylinder is connected with the second positioning plate through the connecting plate.

And the second positioning plate is provided with a second positioning groove, and the second positioning groove is arranged on the upper surface of the second positioning plate.

The first positioning plate is provided with a first positioning groove, and the first positioning groove is formed in the side surface of the first positioning plate.

And the top of the sliding rod is also provided with a third positioning plate.

And a third positioning groove is formed in the third positioning plate, and the third positioning groove is formed in the side surface of the third positioning plate.

The utility model provides a pair of a quick positioning fixture for arm automatic weld, it is installed on laser welding's workstation, the welding of its mainly used column work piece and slice work piece, when using, at first put the second locating plate with slice work piece through the manual work on, then arrange first locating plate in with the column work piece, fixed part is fixed with the column work piece, first cylinder upwards promotes the second locating plate and makes the slice work piece be close to the column work piece, set for the welding route of arm, accomplish laser welding. The utility model discloses can realize quick location, once only can accomplish the welding of a plurality of work pieces, improve welding efficiency.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required to be used in the description of the embodiments of the present invention will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the contents of the embodiments of the present invention and the drawings without creative efforts.

Fig. 1 is a schematic structural view of a rapid positioning fixture for automatic welding of a robot arm according to an embodiment of the present invention;

fig. 2 is a schematic structural view of another vision of a rapid positioning fixture for automatic welding of a robot arm according to an embodiment of the present invention;

fig. 3 is a schematic structural view of the rapid positioning fixture for automatic welding of a robot arm of the present invention cooperating with the robot arm;

fig. 4 is a schematic structural view of the embodiment of the present invention, wherein the quick positioning fixture for automatic welding of the mechanical arm cooperates with the mechanical arm to form another visual sense.

In the figure:

A. a mechanical arm; B. a columnar workpiece; C. a sheet-like workpiece;

1. a base; 2. a slide bar; 3. a fixing member; 31. a fixed block; 32. connecting blocks; 33. a connecting rod; 34. a fixing plate; 35. a second cylinder; 4. a first positioning plate; 41. a first positioning groove; 5. a second positioning plate; 51. a second positioning groove; 6. a first cylinder; 61. a connecting plate; 7. a mounting seat; 8. a mounting frame; 9. a third positioning plate; 91. a third positioning groove.

Detailed Description

In order to make the technical problems, technical solutions and technical effects achieved by the present invention more clear, the embodiments of the present invention will be described in further detail with reference to the accompanying drawings, and obviously, the described embodiments are only some embodiments, not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, detachably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "left", "right", and the like are used in the orientation or positional relationship shown in the drawings only for convenience of description and simplicity of operation, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.

As shown in fig. 1 to 4, the embodiment of the utility model provides a quick positioning fixture for arm automatic weld, include:

a base 1;

the two groups of sliding rods 2 are arranged, the bottoms of the sliding rods are respectively and fixedly connected to two sides of the base 1, preferably, a mounting seat 7 is fixed on the base 1, a mounting frame 8 is fixedly mounted on the mounting seat 7, the sliding rods 2 are fixedly connected with the base 1 through the mounting frame 8, and the sliding rods 2 are sequentially sleeved with a fixing part 3, a first positioning plate 4 and a second positioning plate 5 from top to bottom; specifically, two ends of the fixing part 3 are respectively sleeved on two groups of the slide bars 2, two ends of the first positioning plate 4 are respectively sleeved on two groups of the slide bars 2, and two ends of the second positioning plate 5 are respectively sleeved on two groups of the slide bars 2;

and the first air cylinder 6 is arranged on the base 1, and the output end of the first air cylinder 6 is connected with the second positioning plate 5.

Specifically, the embodiment of the utility model provides a quick positioning fixture for arm automatic weld, it is installed on laser welding's workstation, its mainly used column work piece B and slice work piece C's welding, when using, at first put second locating plate 5 with slice work piece through the manual work on, then place column work piece B in first locating plate 4, fixed part 3 is fixed with column work piece B, first cylinder 6 upwards promotes second locating plate 5 and makes slice work piece C be close to column work piece B, set for arm A's welding route, accomplish the laser welding. The utility model discloses can realize quick location, once only can accomplish the welding of a plurality of work pieces, improve welding efficiency.

As a preferable mode of the embodiment of the present invention, the fixing part 3 includes a fixing block 31, a connecting block 32, a connecting rod 33, a fixing plate 34, and a second cylinder 35;

two sets of slide bar 2 is equallyd divide and is do not overlapped and establish fixed block 31, fixed block 31 is connected connecting block 32, pass through between the connecting block 32 connecting rod 33 connects, the last fixed setting of connecting rod 33 second cylinder 35, the output fixed connection of second cylinder 35 fixed plate 34. Specifically, when a columnar workpiece is placed on the first positioning plate 4, the fixing plate 34 is driven by the second cylinder 35 to move toward the columnar workpiece B, so that the columnar workpiece B is fixed, thereby preventing displacement of the columnar workpiece B during welding.

As a preferable mode of the embodiment of the present invention, in order to increase stability and make positioning more accurate, two sets of the first cylinders 6 are provided; the output end of the first cylinder 6 is provided with a connecting plate 61, and the first cylinder 6 is connected with the second positioning plate 5 through the connecting plate 61. Specifically, the first cylinder 6 drives the connecting plate 61, and the connecting plate 61 drives the second positioning plate 5 to lift upwards.

As a preferred mode of the embodiment of the present invention, the second positioning plate 5 is provided with a second positioning groove 51, and the second positioning groove 51 is disposed on the upper surface of the second positioning plate 5. The second positioning groove 51 can make the positioning more accurate, and the second positioning groove 51 is rectangular in this embodiment, and is suitable for the sheet-shaped workpiece C, and it should be noted that the second positioning groove 51 may also be in other shapes, so as to be suitable for workpieces in other shapes.

As a preferred mode of the embodiment of the present invention, the first positioning plate 4 is provided with a first positioning groove 41, and the first positioning groove 41 is disposed on the side surface of the first positioning plate 4. The first positioning groove 41 is disposed on a side surface opposite to the fixing plate 34, so that positioning can be more accurate, in this embodiment, the first positioning groove 41 is rectangular and is suitable for a columnar workpiece B, and it should be noted that the second positioning groove 51 may also be in other shapes, so as to be suitable for workpieces in other shapes.

As an optimized mode of the embodiment of the present invention, when the length of the welded workpiece is too long, the top of the sliding rod 2 is further provided with a third positioning plate 9. The third positioning plate 9 can make the positioning more accurate and the temperature of the workpiece more firm when the workpiece is positioned; preferably, the third positioning plate 9 is provided with third positioning grooves 91, and the third positioning grooves 91 are provided in the side surface of the third positioning plate 9. The third positioning groove 91 is disposed on the opposite side surface of the fixing plate 34, so that the positioning is more accurate, the third positioning groove 91 is rectangular in the embodiment, and is suitable for cylindrical workpieces B, and it should be noted that the third positioning groove 91 may have other shapes, so as to be suitable for workpieces with other shapes.

It should be noted that the foregoing is only a preferred embodiment of the present invention and the technical principles applied. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail with reference to the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the scope of the present invention.

Claims

1. The utility model provides a quick positioning fixture for arm automatic weld which characterized in that includes:

a base (1);

the two groups of sliding rods (2) are arranged, the bottoms of the sliding rods are respectively and fixedly connected to the two sides of the base (1), and the sliding rods (2) are sequentially sleeved with a fixing part (3), a first positioning plate (4) and a second positioning plate (5) from top to bottom;

the first air cylinder (6) is arranged on the base (1), and the output end of the first air cylinder (6) is connected with the second positioning plate (5).

2. The quick positioning fixture for the automatic welding of mechanical arms as claimed in claim 1, wherein the fixing part (3) comprises a fixing block (31), a connecting block (32), a connecting rod (33), a fixing plate (34) and a second cylinder (35);

two sets of slide bar (2) are equallyd divide and are do not overlapped and establish fixed block (31), fixed block (31) are connected connecting block (32), pass through between connecting block (32) connecting rod (33) are connected, fixed the setting on connecting rod (33) second cylinder (35), the output fixed connection of second cylinder (35) fixed plate (34).

3. The rapid positioning fixture for the automatic welding of the mechanical arm is characterized in that a mounting seat (7) is fixed on the base (1), a mounting rack (8) is fixedly mounted on the mounting seat (7), and the sliding rod (2) is fixedly connected with the base (1) through the mounting rack (8).

4. The quick positioning fixture for the automatic welding of mechanical arms according to claim 1, characterized in that said first air cylinders (6) are provided in two groups.

5. The quick positioning fixture for the automatic welding of the mechanical arm is characterized in that the output end of the first air cylinder (6) is provided with a connecting plate (61), and the first air cylinder (6) is connected with the second positioning plate (5) through the connecting plate (61).

6. The quick positioning fixture for the automatic welding of the mechanical arm according to any one of claims 1 to 5, characterized in that a second positioning slot (51) is arranged on the second positioning plate (5), and the second positioning slot (51) is arranged on the upper surface of the second positioning plate (5).

7. The rapid positioning fixture for the automatic welding of the mechanical arm according to any one of claims 1 to 5, characterized in that the first positioning plate (4) is provided with a first positioning groove (41), and the first positioning groove (41) is arranged on the side surface of the first positioning plate (4).

8. The fast positioning clamp for the automatic welding of mechanical arms as claimed in claim 1, characterized in that the top of the slide bar (2) is further provided with a third positioning plate (9).

9. The quick positioning fixture for the automatic welding of the mechanical arm as claimed in claim 8, wherein a third positioning slot (91) is provided on the third positioning plate (9), and the third positioning slot (91) is provided on a side surface of the third positioning plate (9).