CN115555771B - Manual auxiliary duckbill welding device - Google Patents

Abstract

The invention discloses a manually assisted duckbill component welding device, which includes a welding platform on a support table and a welding robot. An indexing plate is provided in the center of the chassis of the welding platform, and a number of duckbill clamps are evenly provided on the edge of the chassis. , the bottom plate of the duckbill clamp is provided with a first limit block, a second limit block and a third limit block in sequence, the second limit block is connected to a fixed rod, and a third limit block is provided on the fixed rod. The first gear lever, the second gear lever and the third gear lever, the first limiting block is connected to the mounting frame, the upper through hole of the mounting frame is slidingly connected to the moving rod, one end of the moving rod is connected to the fixed frame, and the The other end is connected to the handle, and guide springs are symmetrically provided on both sides of the moving rod. The present invention adopts a manually-assisted duckbill component welding device with the above structure, and adopts a symmetrically distributed structure of a turntable welding platform and dual welding guns to improve welding efficiency and quality.

Description

An artificially assisted duckbill component welding device

Technical field

The invention relates to the technical field of duckbill components, and in particular to a manually assisted duckbill component welding device.

Background technique

In today's current situation of labor shortage, shortage of technicians with high welding skills and high labor costs, the advantages of intelligent manufacturing have become more and more obvious. At present, the sowing method on the film has been widely used in cotton fields in Xinjiang. The duckbill part of the hole seeder is responsible for cutting the film at the sowing position and forming holes in the soil. Therefore, the welding quality of the duckbill parts of the hole seeder will become the key to affecting the hole forming quality and operating speed.

Hole seeders are in seasonal demand and are in high demand during the early spring crop sowing stage. Companies are required to efficiently process the required components in a short period of time to meet market demand as much as possible. However, the current welding of duckbill parts of hole sowers in Xinjiang is mainly done manually. Manual welding first relies on self-designed fixtures to position the static duckbill and hinged baffle. First, manual spot welding is used to weld the static nozzle and hinged baffle. Then, the welded semi-finished product is positioned with the belt, and then the spot welding is performed. weld. However, manual welding has the following problems: ① The solder joints cannot be accurately controlled, and the welding quality is unstable; ② The efficiency is low, the labor intensity is high, and the degree of automation is low.

Contents of the invention

The object of the present invention is to provide a manually assisted duckbill component welding device to solve the problems of low welding quality, poor stability and low welding efficiency of the duckbill component in the hole seeder.

In order to achieve the above object, the present invention provides a manually assisted duckbill component welding device, which includes a welding platform on a support table and a welding robot. An indexing plate is provided in the center of the chassis of the welding platform, and the edges of the chassis are evenly arranged. There are several duckbill clamps. The bottom plate of the duckbill clamp is provided with a first limit block, a second limit block and a third limit block in sequence. The second limit block is connected to a fixed rod, and the fixed rod is connected to the fixed rod. The rod is provided with a first gear lever, a second gear lever and a third gear lever. The first limiting block is connected to the mounting bracket. The upper through hole of the mounting bracket is slidingly connected to the moving rod. One end of the moving rod is connected to the moving rod. The fixed frame is connected, and its other end is connected to the handle. Guide springs are symmetrically provided on both sides of the moving rod.

Preferably, the base of the welding robot is connected to the support platform, the first motor on the upper part of the positioning rod on the base is connected to one end of the first rotating arm, and the second motor on the other end of the first rotating arm is connected to the second The rotating arm is connected, the third motor at the other end of the second rotating arm is connected to the third rotating arm, and the other end of the third rotating arm is connected to the welding gun holder.

Preferably, the U-shaped connecting plate of the welding gun holder is connected to the third rotating arm, the first moving grooves on both sides of the connecting plate are connected to the vertical plates of the T-shaped supporting plate, and the two horizontal plates of the supporting plate are connected to each other. A second moving groove is provided symmetrically on the side. The second moving groove is connected to the positioning frame. A welding gun is fixed between the positioning frame and the horizontal plate.

Preferably, one end of the guide spring is connected to the side wall of the fixed frame, the other end is connected to the side wall of the mounting frame, and the side of the moving rod provided with a handle slides with the limit sleeve on the mounting frame. connection, the limiting sleeve is in contact with the handle.

Preferably, the side of the moving rod close to the first limiting block is connected to the fixed frame, and the U-shaped opening of the fixed frame faces the third limiting block.

Preferably, the second gear lever is located below the vertical projection of the first gear lever, the third gear lever is located on the front side of the middle position between the first gear lever and the second gear lever, and the The length of the third gear lever is shorter than the lengths of the first gear lever and the second gear lever.

Preferably, the included angle between the first limiting block and the second limiting block is 90°, and the included angle between the first limiting block and the third limiting block is 180°. , the first limiting block, the second limiting block, the third limiting block and the chassis together form a limiting groove.

Preferably, the number of the supporting plates is one on one side of the connecting plate, and the number of the second moving slots is two on one side of the transverse plate.

Preferably, the number of the welding guns is one on each side of the third rotating arm, and both ends of the welding guns are respectively connected to positioning frames at different positions.

Therefore, the present invention adopts an artificially assisted duckbill component welding device with the above structure, and its beneficial effects are:

1. The duckbill clamp ensures the precise positioning of the belt, static duckbill and hinged baffle. At the same time, it uses a guide spring and a fixed frame connection to quickly load and unload materials. Compared with other tooling fixtures, it is simple to operate, simple and fast to load and unload materials. , precise positioning and other advantages;

2. The indexing plate controls the rotation angle of the welding platform. Multiple duckbill clamps facilitate loading and unloading of materials while welding. The welding robot can automatically adjust the posture of the welding gun to realize automatic welding of duckbill parts;

3. The use of a turntable welding platform and a symmetrically distributed structure of dual welding guns improves welding efficiency and quality, provides new ideas for the field of agricultural machinery welding equipment manufacturing, and promotes large-scale and standardized welding production of duckbill parts of seed sowers.

The technical solution of the present invention will be further described in detail below through the accompanying drawings and examples.

Description of the drawings

Figure 1 is a schematic diagram of an artificially assisted duckbill component welding device according to the present invention;

Figure 2 is a front view of the welding platform of a manually assisted duckbill component welding device according to the present invention;

Figure 3 is a schematic diagram of a duckbill clamp of a manually assisted duckbill component welding device according to the present invention;

Figure 4 is a schematic diagram of a welding robot for a manually assisted duckbill component welding device according to the present invention;

Figure 5 is a schematic diagram of a welding gun holder (the welding gun is not shown) of a manually assisted duckbill component welding device according to the present invention;

Figure 6 is a flow chart for clamping parts of a duckbill clamp of a manually assisted duckbill component welding device according to the present invention.

Reference signs

1. Support platform; 2. Welding platform; 21. Chassis; 22. Index plate; 23. Duckbill clamp; 231. First limit block; 232. Second limit block; 233. Third limit block; 234. Installation bracket; 2341. Moving rod; 2342. Fixed bracket; 2343. Handle; 2344. Guide spring; 2345. Limit sleeve; 235. Fixed rod; 2351. First gear lever; 2352. Second gear lever; 2353 , third gear lever; 236, limit slot; 3, welding robot; 31, base; 32, positioning rod; 33, first rotating arm; 331, first motor; 34, second rotating arm; 341, second Motor; 35. Third rotating arm; 351. Third motor; 36. Welding gun holder; 361. Connecting plate; 362. First moving slot; 363. Support plate; 3631. Vertical plate; 3632. Horizontal plate; 364. 2. Moving slot; 365, welding gun; 366, positioning frame; 4, belt; 5, hinged stopper; 6, static duckbill.

Detailed ways

The technical solution of the present invention will be further described below through the drawings and examples.

Unless otherwise defined, technical terms or scientific terms used in the present invention shall have the usual meaning understood by a person with ordinary skill in the field to which the present invention belongs. "First", "second" and similar words used in the present invention do not indicate any order, quantity or importance, but are only used to distinguish different components. Words such as "include" or "comprising" mean that the elements or things appearing before the word include the elements or things listed after the word and their equivalents, without excluding other elements or things. Words such as "connected" or "connected" are not limited to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "Up", "down", "left", "right", etc. are only used to express relative positional relationships. When the absolute position of the described object changes, the relative positional relationship may also change accordingly.

Figure 1 is a schematic diagram of a manually assisted duckbill component welding device of the present invention. Figure 2 is a front view of a welding platform of a manually assisted duckbill component welding device of the present invention. Figure 3 is a manually assisted duckbill component welding device of the present invention. Schematic diagram of the duckbill clamp of the welding device. Figure 4 is a schematic diagram of a welding robot for a manually assisted duckbill component welding device of the present invention. Figure 5 is a schematic diagram of a welding gun holder (the welding gun is not shown) of a manually assisted duckbill component welding device of the present invention. Figure 6 is a flow chart for clamping duckbill parts of a manually assisted duckbill component welding device of the present invention. As shown in the figure, a manually assisted duckbill component welding device includes a welding platform 2 on a support platform 1 and Welding robot 3. An index plate 22 is provided in the center of the chassis 21 of the welding platform 2, and a number of duckbill clamps 23 are evenly provided on the edge of the chassis 21. The bottom plate of the duckbill clamp 23 is sequentially provided with a first limit block 231, a second limit block 232 and a third limit block 233. The second limit block 232 is connected to the fixed rod 235, and the fixed rod 235 is provided with a third limit block 231, a second limit block 232 and a third limit block 233. The first gear lever 2351, the second gear lever 2352 and the third gear lever 2353. The first limiting block 231 is connected to the mounting bracket 234, and the upper through hole of the mounting bracket 234 is slidingly connected to the moving rod 2341. One end of the moving rod 2341 is connected to the fixed frame 2342, and the other end is connected to the handle 2343. Guide springs 2344 are symmetrically provided on both sides of the moving rod 2341. The arrangement of multiple duckbill clamps 23 allows the welding robot 3 to manually place parts on the remaining free duckbill clamps 23 while welding. The setting of the indexing plate 22 drives the chassis 21 to rotate at a certain angle, which facilitates the welding robot 3 to weld parts on different duckbill clamps 23 in sequence.

Each part of the duckbill component is manually fixed on the duckbill fixture 23 of the welding platform 2, and the welding robot 3 welds the parts together to form the duckbill component. The parts of the duckbill part are divided into a belt 4, a hinged stopper 5 and a static duckbill 6. When fixed, the three sides of the belt 4 are in contact with the first limit block 231, the second limit block 232 and the third limit block 233 respectively. , thereby preventing the belt 4 from moving during welding. The hinged baffle 5 is fixed between the first gear lever 2351, the second gear lever 2352 and the third gear lever 2353 to ensure that the hinged baffle 5 is in a vertical state during welding. The opening width of the fixing bracket 2342 matches the width of the static duckbill 6, and the static duckbill 6 is fixed at the opening of the fixing bracket 2342. The guide spring 2344 resists the fixed frame 2342 so that the static duckbill 6 is connected to the hinged baffle 5, which facilitates the welding of the static duckbill 6 and the hinged baffle 5 by the welding robot 3.

The base 31 of the welding robot 3 is connected to the welding platform 2 , and the first motor 331 on the upper part of the positioning rod 32 on the base 31 is connected to one end of the first rotating arm 33 . The second motor 341 at the other end of the first rotating arm 33 is connected to the second rotating arm 34. The third motor 351 at the other end of the second rotating arm 34 is connected to the third rotating arm 35. The other end of the third rotating arm 35 is connected to the welding gun holder. 36 connections.

The welding gun 365 is fixed on the welding gun holder 36. The first rotating arm 33, the second rotating arm 34 and the third rotating arm 35 rotate to adjust the angle and position of the welding gun holder 36, which facilitates the welding of the duckbill parts by the welding gun 365 at different positions. The first motor 331 controls the rotation angle of the first rotating arm 33. When the first rotating arm 33 rotates, it drives the second rotating arm 34, the third rotating arm 35 and the welding gun holder 36 to change positions. The second motor 341 controls the rotation angle of the second rotating arm 34. When the second rotating arm 34 rotates, it drives the third rotating arm 35 and the welding gun holder 36 to change positions. The third motor 351 controls the rotation angle of the third rotating arm 35, and the rotation of the third rotating arm 35 drives the welding gun holder 36 to change its position.

The U-shaped connecting plate 361 of the welding gun holder 36 is connected to the third rotating arm 35 , and the first moving grooves 362 on both sides of the connecting plate 361 are connected to the vertical plates 3631 of the T-shaped support plate 363 . The horizontal plate 3632 of the support plate 363 is symmetrically provided with second moving grooves 364 on both sides. The second moving groove 364 is connected to the positioning frame 366. A welding gun 365 is fixed between the positioning frame 366 and the horizontal plate 3632.

The welding gun 365 is fixed between the positioning frame 366 and the horizontal plate 3632. The positions of the positioning frame 366 and the horizontal plate 3632 can be adjusted relative to the connecting plate 361, thereby adjusting the relative positions between the left and right welding guns 365 and the third rotating arm 35. The vertical plate 3631 and the first moving groove 362, and the second moving groove 364 and the positioning frame 366 are all fixedly connected by bolts, so that the vertical plate 3631 and the positioning frame 366 are fixed on the connecting plate 361 and the horizontal plate 3632 respectively. Different positions, thereby realizing the position adjustment of the welding gun 365 and the third rotating arm 35 .

One end of the guide spring 2344 is connected to the side wall of the fixed frame 2342, and the other end is connected to the side wall of the installation frame 234. The side of the moving rod 2341 provided with the handle 2343 is slidingly connected to the limit sleeve 2345 on the installation frame 234. The limit sleeve 2345 Contact with handle 2343. The setting of the limiting sleeve 2345 limits the maximum distance that the handle 2343 can move toward the fixed frame 2342, and at the same time limits the movement trajectory of the moving rod 2341. The moving rod 2341 moves relative to the mounting bracket 234 driven by the handle 2343, and adjusts the distance between the fixed bracket 2342 and the second gear rod 2352 to facilitate the smooth connection of the static duckbill 6 and the fixed bracket 2342. After connecting, release the handle 2343, and the guide spring 2344 in the compressed state will resume its deformation, driving the fixed frame 2342 to move in the direction closer to the second gear lever 2352, and finally make the static duckbill 6 contact the hinged stopper 5 and adjust the two positions. fixed.

The side of the moving rod 2341 close to the first limiting block 231 is connected to the fixed frame 2342, and the opening of the U-shaped fixed frame 2342 faces the third limiting block 233.

The second gear lever 2352 is located below the vertical projection of the first gear lever 2351, and the third gear lever 2353 is located in front of the middle position of the first gear lever 2351 and the second gear lever 2352. The settings of the first gear lever 2351, the second gear lever 2352 and the third gear lever 2353 ensure that the hinged block 5 is fixed between the first gear lever 2351 and the third gear lever 2353, and between the second gear lever 2352 and the third gear lever 2353. Between third gear lever 2353. The length of the third gear lever 2353 is smaller than the length of the first gear lever 2351 and the second gear lever 2352 to ensure smooth connection between the static duckbill 6 and the hinged baffle 5 .

The included angle between the first limiting block 231 and the second limiting block 232 is 90°, and the included angle between the first limiting block 231 and the third limiting block 233 is 180°. The first limiting block 231, the second limiting block 232, the third limiting block 233 and the chassis 21 together form a limiting groove 236. The size of the limiting groove 236 matches the size of the belt 4 to ensure that the belt 4 is used during the welding process. No displacement occurs. The opening direction of the limiting groove 236 is the same as the opening direction of the first gear lever 2351, the second gear lever 2352, and the third gear lever 2353. The same opening direction facilitates unloading of the duckbill component after welding.

The number of the supporting plates 363 is one on each side of the connecting plate 361, and the number of the second moving slots 364 is two on each side of the horizontal plate 3632.

The number of welding guns 365 is one on each side of the third rotating arm 35 , and both ends of the welding gun 365 are respectively connected to positioning frames 366 at different positions. There are two positioning brackets 366 on one side of the third rotating arm 35 to fix the front and rear ends of the welding gun 365 to ensure the working quality of the welding gun 365.

Example 1

When loading materials, manually place parts on the duckbill clamp 23, put the belt 4 into the limit slot 236, and put the hinged stopper 5 between the first gear lever 2351, the second gear lever 2352 and the third gear lever 2353. Its bottom end is in contact with the belt 4 and is positioned. Pull the handle 2343 backward, place the static duckbill 6 inside the fixed frame 2342, and slowly release the handle 2343. The fixed frame 2342 drives the static duckbill 6 to contact and position the hinged baffle 5.

During welding, start the first motor 331, the second motor 341 and the third motor 351, adjust the angle and height of the welding gun 365, and weld the parts fixed on the duckbill fixture 23 to obtain the duckbill component.

When unloading, pull the handle 2343 backward, and use a wrench or other tools to push out the welded duckbill component along the opening direction of the limiting groove 236.

Therefore, the present invention adopts a manually-assisted duckbill component welding device with the above-mentioned structure, and adopts a symmetrically distributed structure of a turntable welding platform and dual welding guns to improve welding efficiency and quality.

Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention rather than to limit it. Although the present invention has been described in detail with reference to the preferred embodiments, those of ordinary skill in the art should understand that: The technical solution of the present invention may be modified or equivalently substituted, but these modifications or equivalent substitutions cannot cause the modified technical solution to depart from the spirit and scope of the technical solution of the present invention.

Claims (6)

1. A manually assisted duckbill component welding device, characterized in that: it includes a welding platform on a support table and a welding robot. An indexing plate is provided in the center of the chassis of the welding platform, and a number of duckbills are evenly provided on the edge of the chassis. Mouth clamp, the bottom plate of the duckbill clamp is provided with a first limit block, a second limit block and a third limit block in sequence, the second limit block is connected to a fixed rod, and the fixed rod is provided with There are first blocking rods, second blocking rods and third blocking rods. The first limiting block is connected to the mounting bracket. The upper through hole of the mounting bracket is slidingly connected to the moving rod. One end of the moving rod is connected to the fixed bracket. , the other end of which is connected to the handle, and guide springs are symmetrically provided on both sides of the moving rod; One end of the guide spring is connected to the side wall of the fixed frame, and the other end is connected to the side wall of the mounting frame. The side of the moving rod provided with a handle is slidingly connected to the limit sleeve on the mounting frame, so The limit sleeve is in contact with the handle; The base of the welding robot is connected to the support platform, the first motor on the upper part of the positioning rod on the base is connected to one end of the first rotating arm, and the second motor on the other end of the first rotating arm is connected to the second rotating arm. , the third motor at the other end of the second rotating arm is connected to the third rotating arm, and the other end of the third rotating arm is connected to the welding gun holder; The U-shaped connecting plate of the welding gun holder is connected to the third rotating arm, the first moving grooves on both sides of the connecting plate are connected to the vertical plates of the T-shaped support plate, and the horizontal plates of the support plate are symmetrically arranged on both sides. There is a second moving groove, the second moving groove is connected with the positioning frame, and a welding gun is fixed between the positioning frame and the horizontal plate. 2. A manually assisted duckbill component welding device according to claim 1, characterized in that: the side of the moving rod close to the first limiting block is connected to the fixed frame, and the U-shaped The opening of the fixing bracket faces the third limiting block. 3. A manually assisted duckbill component welding device according to claim 1, characterized in that: the second blocking rod is located below the vertical projection of the first blocking rod, and the third blocking rod is located at On the front side of the intermediate position between the first blocking lever and the second blocking lever, the length of the third blocking lever is smaller than the length of the first blocking lever and the second blocking lever. 4. A manually assisted duckbill component welding device according to claim 1, characterized in that: the angle between the first limiting block and the second limiting block is 90°, and the The angle between the first limiting block and the third limiting block is 180°, and the first limiting block, the second limiting block, the third limiting block and the chassis share the same Constitute a limiting groove. 5. A manually assisted duckbill component welding device according to claim 1, characterized in that: the number of the support plates is one on each side of the connecting plate, and the number of the second moving slots is There are two on each side of the horizontal plate. 6. A manually assisted duckbill component welding device according to claim 1, characterized in that: the number of the welding guns is one on each side of the third rotating arm, and the two ends of the welding gun are connected to different positions respectively. The positioning frame is connected.