Automatic welding production line for gap bridge shell of agricultural machine

Abstract

The invention discloses an automatic welding production line for an agricultural machine gap bridge shell, and belongs to the technical field of automatic welding. The automatic welding production line for the gap bridge shell of the agricultural machine comprises a welding turnover table, a transferring rack is arranged at one end of the welding turnover table, a feeding shaft frame is arranged at the other end of the welding turnover table, the feeding shaft frame and the transferring rack are located on the same horizontal line, and a translation shaft frame is arranged above the welding turnover table. In order to solve the problems that in the welding process of an existing agricultural machine rack, manual auxiliary welding equipment needs to be relied on for adjustment and steering, the temperature of a rack shell is high under the influence of welding in the process, and operation is extremely inconvenient, position adjustment of the shell is controlled through movement of a hanging shaft, and auxiliary adjustment is conducted on the shell through a holding clamp; the shell structure does not need to be manually adjusted in the process, the scalding condition is avoided, and the welding work efficiency can be improved through the automatic operation process.

Description

Technical Field

[0001] The invention relates to the technical field of automated welding, and in particular to an automated welding production line for a bridge housing of an agricultural machinery. Background Art

[0002] The degree of automation in my country's agricultural machinery manufacturing industry is relatively low, and many production links still rely on manpower, especially welding operations. Relying solely on manpower not only has low production efficiency, but also makes it difficult to ensure the quality of product welding. Traditional manual welding also causes great harm to operators, and the smoke generated by welding is not environmentally friendly.

[0003] The existing agricultural machinery frames need to rely on manual auxiliary welding equipment to adjust the steering during the welding process. During the process, the frame shell has a high temperature due to the influence of welding, which is extremely inconvenient to operate. Summary of the invention

[0004] The purpose of the present invention is to provide an automated welding production line for agricultural machinery bridge shells, which controls the position adjustment of the shell by moving the lifting shaft. During the lifting and moving process of the shell, the flip shaft on one side of the supporting shaft can adjust its own height and the flip angle of the clamp, and the clamp is used to assist in adjusting the shell. During the process, there is no need to manually adjust the shell structure to avoid burns. The automated operation process can improve the welding work efficiency and solve the problems in the prior art.

[0005] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: an automated welding production line for agricultural machinery bridge housing, comprising a welding turntable, a transfer stand is provided at one end of the welding turntable, a feed shaft frame is provided at the other end of the welding turntable, wherein the feed shaft frame and the transfer stand are on the same horizontal line, a translation shaft frame is provided above the welding turntable, welding shaft frames are provided on both sides of the translation shaft frame, wherein a receiving shaft frame is provided on one side of the translation shaft frame, and steering shaft frames are provided on both sides of the receiving shaft frame, the transfer stand comprises a conveyor belt and a motor end shaft, and the feed shaft frame and the transfer stand are provided at the same horizontal line. In the process, the conveyor belt is connected to the motor end shaft through a transmission roller, and the agricultural machinery bridge frame is placed on the feed shaft frame, and the shell frame is moved between the receiving shaft frames through the feed shaft frame. After the steering shaft frame is adjusted to a good angle, the shell can be placed on top of the plug-in frame, and then the shell can be stably placed on top of the base frame by adjusting the plug-in frame. Finally, the shell can be moved to the welding shaft frame area on both sides by translating the shaft frame, and then the shell is welded by a laser welding assembly. The transfer stand is used to receive the bridge shell structure after welding and transmit it outward through the conveyor belt.

[0006] Furthermore, the welding axis frame includes a movable base and a flip motor, wherein the flip motor is arranged on both sides of the movable base, a cross rail is arranged between the flip motors, the cross rail is connected to the welding axis frame by screws, a clamping plate assembly is arranged at one end of the flip motor, the clamping plate assembly is rotationally connected to the flip motor, wherein the flip motor is slidingly connected to the cross rail, and a locking bolt is arranged on the outer surface of the clamping plate assembly.

[0007] Furthermore, a support plate is arranged between the clamping plate assemblies, and a roller is arranged on the outer surface of the support plate, wherein the roller is rotatably connected to the welding shaft frame, a gantry crane shaft is arranged above the movable base, and the gantry crane shaft is slidably connected to the welding shaft frame through the movable base, and a laser welding assembly is arranged at the front end of the gantry crane shaft, and the laser welding assembly is slidably connected to the gantry crane shaft.

[0008] Furthermore, a shift axis is provided on the inner side of the translation axis frame, and the shift axis is slidably connected to the translation axis frame. A plug-in frame is provided on the outer surface of the shift axis, and the plug-in frame is slidably connected to the shift axis. A base frame is provided below the plug-in frame, and foot supports are provided around the bottom of the base frame, and the foot supports are connected to the base frame through internal threads.

[0009] Furthermore, a suspension rail is provided on the top of the steering axle frame, and the suspension rail is connected to the steering axle frame by bolts. A suspension shaft is provided on the outer side of the suspension rail, and the suspension shaft is slidably connected to the suspension rail. A hydraulic suspension plate is provided at the front end of the suspension shaft, and the hydraulic suspension plate is telescopically connected to the suspension shaft.

[0010] Furthermore, both ends of the lower side of the hydraulic hanger are provided with hanging clamps, which are slidably connected to the hydraulic hanger. A support shaft is provided on the inner side of the steering axle frame, and a flip shaft is provided on the outer surface of the support shaft, wherein the flip shaft is slidably connected to the support shaft, and a retractable clamp is provided at one end of the flip shaft. The hydraulic hanger can control the hanging clamp to move downward, and the shell can be hoisted into the air by the hanging clamps on both sides, and then the position of the shell can be controlled by the movement of the hanging shaft. In the process of hoisting and moving the shell, the flip shaft on one side of the support shaft can adjust its own height and the flipping angle of the clamp, and the shell is assisted by the clamp to avoid collision of the shell during hoisting.

[0011] Furthermore, a sprocket support is arranged above the receiving shaft frame, the sprocket support is connected to the receiving shaft frame by bolts, and transmission gear shafts are arranged at both ends of the sprocket support, and the transmission gear shaft is rotatably connected to the receiving shaft frame.

[0012] Furthermore, a slide seat is provided on both sides of the sprocket support, and a push clamp is provided above the slide seat, wherein the push clamp is slidably connected to the slide seat via an electric cylinder.

[0013] Compared with the prior art, the present invention has the following beneficial effects: 1. In the present invention, the hydraulic hanging plate can control the hanging clamp to move downward, and the shell can be hoisted into the air by the hanging clamps on both sides. Then, the position of the shell can be adjusted by moving the hanging shaft. During the hoisting and moving process of the shell, the turning shaft on one side of the supporting shaft can adjust its own height and the turning angle of the clamp, and the shell can be assisted to adjust by the clamp to avoid collision of the shell during hoisting. 2. The present invention places the agricultural machinery bridge frame on the feed shaft frame, and moves the shell frame to the receiving shaft frame through the feed shaft frame. After the steering shaft frame is adjusted to a good angle, the shell can be placed on the top of the plug-in frame, and then the shell is stably placed on the top of the base frame by adjusting the plug-in frame. Finally, the shell can be moved to the welding shaft frame areas on both sides by translating the shaft frame, and then the shell is welded by a laser welding assembly. The transfer stand is used to receive the bridge shell structure after welding, and transmit it outward through a conveyor belt. During the process, there is no need to manually adjust the shell structure to avoid burns, and the automated operation process can improve the welding work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is the overall front view of the present invention; Figure 2 It is a schematic diagram of the welding shaft frame structure of the present invention; Figure 3 It is a schematic diagram of the translation axis frame structure of the present invention; Figure 4 It is a schematic diagram of the structure of the steering axle frame of the present invention; Figure 5 It is a schematic diagram of the shaft receiving frame structure of the present invention.

[0015] In the figure: 1. welding turntable; 2. transfer table; 3. translation axis frame; 4. welding axis frame; 5. steering axis frame; 6. receiving axis frame; 7. feeding axis frame; 201. conveyor belt; 202. motor end shaft; 301. shift axis; 302. inserting frame; 303. bottom frame; 3031. foot support; 401. flip motor; 402. mobile base; 403. support plate; 4011. cross rail ; 4012, clamping plate assembly; 4013, locking bolt; 4021, gantry crane shaft; 4022, laser welding assembly; 4031, roller; 501, suspension rail; 502, hanging shaft; 503, hydraulic hanging plate; 504, supporting shaft; 505, tilting shaft; 506, clamp; 503, hanging clamp; 601, transmission gear shaft; 602, sliding seat; 603, sprocket support; 604, push clamp. DETAILED DESCRIPTION

[0016] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0017] In order to solve the problem that the existing agricultural machinery frames need to rely on manual auxiliary welding equipment to adjust the steering during the welding process, the frame shell has a high temperature due to the influence of welding, which is extremely inconvenient to operate; please refer to Figure 1-5 , this embodiment provides the following technical solutions: An automated welding production line for an agricultural machinery bridge housing comprises a welding turntable 1, a transfer stand 2 is arranged at one end of the welding turntable 1, a feed shaft frame 7 is arranged at the other end of the welding turntable 1, wherein the feed shaft frame 7 and the transfer stand 2 are at the same horizontal line, the agricultural machinery bridge frame is placed on the feed shaft frame 7, and the housing frame is moved between the receiving shaft frames 6 through the feed shaft frame 7, a translation shaft frame 3 is arranged above the welding turntable 1, and welding shaft frames are arranged on both sides of the translation shaft frame 3 4, wherein a receiving shaft frame 6 is arranged on one side of the translation shaft frame 3, and the receiving shaft frame 6 is responsible for receiving the housing frame, and a steering shaft frame 5 is arranged on both sides of the receiving shaft frame 6, and the steering shaft frame 5 can control the direction of the housing, and the transfer stand 2 includes a conveyor belt 201 and a motor end shaft 202, wherein the conveyor belt 201 is connected with the motor end shaft 202 through a transmission roller, and the transfer stand 2 is used to receive the bridge housing structure after welding, and transmit it outward through the conveyor belt 201; The welding shaft frame 4 includes a moving base 402 and a flip motor 401, wherein the flip motor 401 is arranged on both sides of the moving base 402, a horizontal rail 4011 is arranged between the flip motors 401, the horizontal rail 4011 is connected to the welding shaft frame 4 by screws, a clamping plate assembly 4012 is arranged at one end of the flip motor 401, and the clamping plate assembly 4012 is rotatably connected to the flip motor 401, wherein the flip motor 401 is slidably connected to the horizontal rail 4011, a locking bolt 4013 is arranged on the outer surface of the clamping plate assembly 4012, and a support plate 4013 is arranged between the clamping plate assembly 4012. 3. A roller 4031 is provided on the outer surface of the support plate 403, wherein the roller 4031 is rotatably connected to the welding shaft frame 4, a gantry crane shaft 4021 is provided above the movable base 402, and the gantry crane shaft 4021 is slidably connected to the welding shaft frame 4 through the movable base 402, a laser welding assembly 4022 is provided at the front end of the gantry crane shaft 4021, and the laser welding assembly 4022 is slidably connected to the gantry crane shaft 4021, and the shell can be moved to the welding shaft frame 4 area on both sides by translating the shaft frame 3, and then the shell is welded by the laser welding assembly 4022; A shift shaft 301 is arranged on the inner side of the translation axis frame 3, and the shift shaft 301 is slidably connected with the translation axis frame 3. A plug-in frame 302 is arranged on the outer surface of the shift shaft 301, and the plug-in frame 302 is slidably connected with the shift shaft 301. A bottom frame 303 is arranged below the plug-in frame 302, and foot supports 3031 are arranged around the bottom of the bottom frame 303. The foot supports 3031 are connected with the bottom frame 303 through internal threads. After the steering axis frame 5 is adjusted to a good angle, the shell can be placed above the plug-in frame 302, and then the shell can be stably placed above the bottom frame 303 by adjusting the plug-in frame 302. A suspension rail 501 is provided on the top of the steering axle frame 5, and the suspension rail 501 is connected to the steering axle frame 5 by bolts. A suspension shaft 502 is provided on the outer side of the suspension rail 501, and the suspension shaft 502 is slidably connected to the suspension rail 501. A hydraulic suspension plate 503 is provided at the front end of the suspension shaft 502, and the hydraulic suspension plate 503 is telescopically connected to the suspension shaft 502. Both ends below the hydraulic suspension plate 503 are provided with suspension clamps 5031. The hydraulic suspension plate 503 can control the suspension clamps 5031 to move downward. The shell can be hoisted into the air by the suspension clamps 5031 on both sides, and then the shell can be lifted by the movement of the suspension shaft 502. To control the position adjustment of the shell, the hanging clamp 5031 is slidably connected with the hydraulic hanging plate 503, a supporting shaft 504 is arranged on the inner side of the steering shaft frame 5, and a turning shaft 505 is arranged on the outer surface of the supporting shaft 504, wherein the turning shaft 505 is slidably connected with the supporting shaft 504, and a retractable clamp 506 is arranged at one end of the turning shaft 505. During the process of hoisting and moving the shell, the turning shaft 505 on one side of the supporting shaft 504 can adjust its own height and the turning angle of the clamp 506, and the clamp 506 is used to assist in adjusting the shell to avoid collision of the shell during hoisting; A sprocket support 603 is arranged above the receiving shaft frame 6, and the sprocket support 603 is connected to the receiving shaft frame 6 by bolts. Transmission gear shafts 601 are arranged at both ends of the sprocket support 603, and the transmission gear shaft 601 and the sprocket support 603 are connected by a transmission chain. The rotation of the transmission gear shaft 601 can realize the rotation of the sprocket inside the sprocket support 603, and then the shell is moved inward. The transmission gear shaft 601 is rotatably connected to the receiving shaft frame 6, and slide seats 602 are arranged on both sides of the sprocket support 603. A push clamp 604 is arranged above the slide seat 602, wherein the push clamp 604 and the slide seat 602 are electrically connected. The movable cylinder is slidably connected, and the push clamp 604 can be pushed outward under the action of the electric cylinder. When the shell moves to one side of the push clamp 604, it can be clamped and fixed by the push clamp 604 to avoid the shell structure from sliding off the sprocket support 603 and causing collision due to shaking. After the steering shaft frame 5 is adjusted to a good angle, the shell can be placed above the plug-in bracket 302, and then the shell can be stably placed above the base frame 303 by adjusting the plug-in bracket 302. Finally, the shell can be moved to the welding shaft frame 4 area on both sides by translating the shaft frame 3, and then the shell is welded by the laser welding assembly 4022.

[0018] Working principle: place the agricultural machinery bridge frame on the feed shaft frame 7, move the shell frame between the receiving shaft frame 6 through the feed shaft frame 7, and the transfer stand 2 is used to receive the bridge shell structure after welding, and transmit it outward through the conveyor belt 201. A sprocket support 603 is arranged above the receiving shaft frame 6, and the transmission gear shaft 601 is connected to the sprocket support 603 through a transmission chain. The rotation of the transmission gear shaft 601 can realize the rotation of the sprocket inside the sprocket support 603, and then move the shell inward. The push clamp 604 can be pushed outward under the action of the electric cylinder, and when the shell moves to the side of the push clamp 604, it can be clamped and fixed by the push clamp 604 to avoid the shell structure from sliding off the sprocket support 603 and causing collision due to shaking.

[0019] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0020] While the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that many changes, modifications, substitutions and variations can be made to the embodiments without departing from the principles and spirit of the invention.

Claims

1. An automated welding production line for agricultural machinery bridge housing, characterized in that: The invention comprises a welding turntable (1), wherein a transfer platform (2) is arranged at one end of the welding turntable (1), and a feed shaft frame (7) is arranged at the other end of the welding turntable (1), wherein the feed shaft frame (7) and the transfer platform (2) are on the same horizontal line, a translation shaft frame (3) is arranged above the welding turntable (1), and welding shaft frames (4) are arranged on both sides of the translation shaft frame (3), wherein a receiving shaft frame (6) is arranged on one side of the translation shaft frame (3), and steering shaft frames (5) are arranged on both sides of the receiving shaft frame (6), and the transfer platform (2) comprises a conveyor belt (201) and a motor end shaft (202), wherein the conveyor belt (201) and the motor end shaft (202) are connected via a transmission roller.

2. The automatic welding production line for agricultural machinery bridge housing according to claim 1 is characterized in that: The welding shaft frame (4) comprises a movable base (402) and a flip motor (401), wherein the flip motor (401) is arranged on both sides of the movable base (402), a cross rail (4011) is arranged between the flip motors (401), the cross rail (4011) is connected to the welding shaft frame (4) by screws, a clamping plate assembly (4012) is arranged at one end of the flip motor (401), the clamping plate assembly (4012) is rotatably connected to the flip motor (401), wherein the flip motor (401) is slidably connected to the cross rail (4011), and a locking bolt (4013) is arranged on the outer surface of the clamping plate assembly (4012).

3. The automatic welding production line for agricultural machinery bridge housing according to claim 2 is characterized by: A support plate (403) is arranged between the clamping plate assemblies (4012), and a roller (4031) is arranged on the outer surface of the support plate (403), wherein the roller (4031) is rotatably connected to the welding shaft frame (4), a gantry crane shaft (502) (4021) is arranged above the movable base (402), and the gantry crane shaft (502) (4021) is slidably connected to the welding shaft frame (4) through the movable base (402), and a laser welding assembly (4022) is arranged at the front end of the gantry crane shaft (502) (4021), and the laser welding assembly (4022) is slidably connected to the gantry crane shaft (502) (4021).

4. The automatic welding production line for agricultural machinery bridge housing according to claim 1 is characterized by: A shift axis (301) is arranged on the inner side of the translation axis frame (3), and the shift axis (301) is slidably connected to the translation axis frame (3); a plug-in frame (302) is arranged on the outer surface of the shift axis (301), and the plug-in frame (302) is slidably connected to the shift axis (301); a bottom frame (303) is arranged below the plug-in frame (302), and foot supports (3031) are arranged around the bottom of the bottom frame (303), and the foot supports (3031) are connected to the bottom frame (303) via internal threads.

5. The automatic welding production line for agricultural machinery bridge housing according to claim 1 is characterized by: A suspension rail (501) is arranged on the top of the steering axle frame (5), the suspension rail (501) and the steering axle frame (5) are connected by bolts, a suspension shaft (502) is arranged on the outside of the suspension rail (501), the suspension shaft (502) and the suspension rail (501) are slidably connected, a hydraulic suspension plate (503) is arranged at the front end of the suspension shaft (502), and the hydraulic suspension plate (503) and the suspension shaft (502) are telescopically connected.

6. The automatic welding production line for agricultural machinery bridge housing according to claim 5 is characterized by: Both ends below the hydraulic hanging plate (503) are provided with hanging clamps (5031), the hanging clamps (5031) are slidably connected to the hydraulic hanging plate (503), a support shaft (504) is provided on the inner side of the steering shaft frame (5), and a turning shaft (505) is provided on the outer surface of the support shaft (504), wherein the turning shaft (505) is slidably connected to the support shaft (504), and a retractable clamp (506) is provided at one end of the turning shaft (505).

7. The automatic welding production line for agricultural machinery bridge housing according to claim 1 is characterized by: A sprocket support (603) is arranged above the receiving shaft frame (6), and the sprocket support (603) is connected to the receiving shaft frame (6) by bolts. Both ends of the sprocket support (603) are provided with a transmission gear shaft (601), and the transmission gear shaft (601) is rotatably connected to the receiving shaft frame (6).

8. The automatic welding production line for agricultural machinery bridge housing according to claim 7 is characterized in that: Slide seats (602) are provided on both sides of the sprocket support (603), and a push clamp (604) is provided above the slide seat (602), wherein the push clamp (604) is slidably connected to the slide seat (602) via an electric cylinder.

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