Roller end cover welding device facilitating butt joint

Abstract

The utility model discloses a roller end cover welding device convenient for butt joint, which comprises a conveying mounting rack and a group of side plates mounted on two sides of the conveying mounting rack, a conveying mechanism is arranged in the conveying mounting rack, and a welding mechanism is arranged on the group of side plates. The conveying mechanism comprises a driving motor, a driving shaft, a group of driving chain teeth, a driven shaft, a group of driven chain teeth, a group of conveying chains and a plurality of groups of bearing seats. The device has the beneficial effects that a group of conveying chains can intermittently convey rollers placed on a plurality of groups of bearing seats, a servo cylinder firstly drives a group of jacking seats to jack and lift the rollers, then a group of synchronous cylinders drives a group of centering rotating shafts to center and clamp end covers on the two sides of the jacked and lifted rollers, and meanwhile, a group of synchronous cylinders drive a group of centering rotating shafts to center and clamp the end covers on the two sides of the jacked and lifted rollers. One group of welding heads moves to the welding position of the roller end cover, and is matched with one group of synchronous motors to drive the roller to rotate, so that synchronous welding of the end covers on two sides of the roller and continuous welding of the roller end covers are realized, and the welding efficiency of the roller end covers is effectively improved.

Description

Technical Field

[0001] The utility model relates to the technical field of drum production, in particular to a drum end cover welding device convenient for butt joint. Background Technique

[0002] The drum is a cylindrical part, divided into driving and driven rollers. It is widely used in various transmission and conveying systems such as rotary screen printing machines, digital printers, conveying equipment, papermaking and packaging machinery. The production of the drum mainly consists of processes such as rough turning of the roller body, initial static balance correction, interference fit welding of the shaft head, finish turning and dynamic balance correction. During the welding process of the drum end cover, first, the end cover is spot-welded and positioned with the barrel wall of the cylinder body, and then, a weld seam that completely seals and fixes the end cover and the barrel wall of the cylinder body is connected and welded in a circle between the end cover and the barrel wall of the cylinder body.

[0003] In the existing patent with the application number CN 202021412142.6, a drum end cover welding device convenient for butt joint is disclosed. By setting an adjusting component, the end cover is installed on the end cover fixing seat, and the drum is installed on the drum fixing seat, which is convenient for the butt joint of the end cover and the drum during welding. However, when fixing the end cover, the operation is relatively cumbersome, and during the welding process of the end cover, only the end covers on both sides can be welded one by one, with low welding efficiency and unable to achieve continuous welding of the drum end cover.

[0004] It should be noted that the above content belongs to the technical cognition scope of the inventor and does not necessarily constitute the prior art. Content of the Utility Model

[0005] In view of the above defects, the utility model provides a drum end cover welding device convenient for butt joint to solve the problem of drum end cover welding.

[0006] To achieve the above object, the utility model adopts the following technical solutions:

[0007] A drum end cover welding device convenient for butt joint includes a conveying and mounting frame and a group of side plates installed on both sides of the conveying and mounting frame. A conveying mechanism is arranged inside the conveying and mounting frame, and a welding mechanism is arranged on a group of side plates;

[0008] The conveying mechanism includes a driving motor, a driving shaft, a group of driving chain gears, a driven shaft, a group of driven chain gears, a group of conveying chains and several groups of bearing seats. The driving motor is horizontally installed on the right side of the front end of the conveying and mounting frame. The driving shaft is movably installed at the right end inside the conveying and mounting frame and is connected to the rotating end of the driving motor at the front end. A group of driving chain gears are installed on both sides of the driving shaft. The driven shaft is movably installed at the left end inside the conveying and mounting frame. A group of driven chain gears are installed on both sides of the driven shaft. A group of conveying chains are respectively sleeved on a group of relative driving chain gears and driven chain gears. Several groups of bearing seats are evenly installed on a group of conveying chains.

[0009] Further, the welding mechanism includes a set of synchronous cylinders, a set of sliding seats, a set of synchronous motors, a set of centering rotating shafts, a set of adjustable brackets, and a set of welding heads. The set of synchronous cylinders are horizontally installed at the rear ends of a set of side plates. The set of sliding seats are installed on the telescopic ends of the set of synchronous cylinders. The set of synchronous motors are horizontally installed on the set of sliding seats. The set of centering rotating shafts are installed on the rotating ends of the set of synchronous motors. The set of adjustable brackets are installed on both sides of the set of sliding seats. The set of welding heads are installed at the upper ends of the set of adjustable brackets.

[0010] Further, the set of welding heads are respectively connected to an external welding machine.

[0011] Further, a set of fixed slide rails are respectively installed on the set of side plates, and the bottom parts of the set of sliding seats are respectively slidably installed on the corresponding set of fixed slide rails.

[0012] Further, a cross plate is installed at the center of the bottom of the conveying and mounting frame. A servo cylinder is installed at the bottom of the cross plate. The telescopic end of the servo cylinder is installed with a pushing plate. A set of sliding rods are installed on both sides of the upper end of the pushing plate. A set of jacking seats are installed at the upper ends of the set of sliding rods.

[0013] Further, strip-shaped holes corresponding to the set of jacking seats are respectively formed on the set of side plates.

[0014] The utility model provides a drum end cover welding device convenient for docking, which has the following beneficial effects. Through a conveying mechanism arranged in the conveying and mounting frame, a set of conveying chains can be used to intermittently convey the drums placed on a number of bearing seats. During welding, the servo cylinder first drives a set of jacking seats to lift the drum. Then, a set of synchronous cylinders drive a set of centering rotating shafts to centrally clamp the two side end covers of the lifted drum. At the same time, a set of welding heads move to the welding positions of the drum end covers. In cooperation, a set of synchronous motors drive the drum to rotate, realizing synchronous welding of the two side end covers of the drum and continuous welding of the drum end covers, effectively improving the welding efficiency of the drum end covers. Description of the Drawings

[0015] Figure 1 Schematic diagram of a drum end cover welding device convenient for docking according to the utility model.

[0016] Figure 2 Schematic diagram of the conveying mechanism of the utility model.

[0017] Figure 3 Schematic diagram of the welding mechanism of the utility model.

[0018] Figure 4 Schematic diagram of the transmission of a set of jacking seats of the utility model.

[0019] Figure 5 Side view of the side plate of the utility model.

[0020] In the figure: 1. Conveyor mounting frame; 2. Side plates; 3. Driving motor; 4. Driving shaft; 5. Driving chain sprocket; 6. Driven shaft; 7. Driven chain sprocket; 8. Conveyor chain; 9. Bearing seat; 10. Synchronous cylinder; 11. Sliding seat; 12. Synchronous motor; 13. Centering rotating shaft; 14. Adjustable bracket; 15. Welding head; 16. Fixed slide rail; 17. Horizontal plate; 18. Servo cylinder; 19. Pushing plate; 20. Sliding rod; 21. Lifting seat; 22. Slot. Detailed implementation mode

[0021] The present utility model will be specifically described below with reference to the attached drawings, as Figures 1-5 shown: A drum end cover welding device convenient for docking, comprising a conveyor mounting frame 1 and a group of side plates 2 mounted on both sides of the conveyor mounting frame 1. A conveying mechanism is provided inside the conveyor mounting frame 1, and a welding mechanism is provided on a group of side plates 2; The conveying mechanism includes a driving motor 3, a driving shaft 4, a group of driving chain sprockets 5, a driven shaft 6, a group of driven chain sprockets 7, a group of conveyor chains 8 and several groups of bearing seats 9. The driving motor 3 is horizontally mounted on the right side of the front end of the conveyor mounting frame 1. The driving shaft 4 is movably mounted at the right end inside the conveyor mounting frame 1, and the front end is connected to the rotating end of the driving motor 3. A group of driving chain sprockets 5 are mounted on both sides of the driving shaft 4. The driven shaft 6 is movably mounted at the left end inside the conveyor mounting frame 1. A group of driven chain sprockets 7 are mounted on both sides of the driven shaft 6. A group of conveyor chains 8 are respectively sleeved on a group of corresponding driving chain sprockets 5 and driven chain sprockets 7. Several groups of bearing seats 9 are evenly mounted on a group of conveyor chains 8; The welding mechanism includes a group of synchronous cylinders 10, a group of sliding seats 11, a group of synchronous motors 12, a group of centering rotating shafts 13, a group of adjustable brackets 14 and a group of welding heads 15. A group of synchronous cylinders 10 are horizontally mounted on the rear ends of a group of side plates 2. A group of sliding seats 11 are mounted on the telescopic ends of a group of synchronous cylinders 10. A group of synchronous motors 12 are horizontally mounted on a group of sliding seats 11. A group of centering rotating shafts 13 are mounted on the rotating ends of a group of synchronous motors 12. A group of adjustable brackets 14 are mounted on both sides of a group of sliding seats 11. A group of welding heads 15 are mounted on the upper ends of a group of adjustable brackets 14; A group of welding heads 15 are respectively connected to an external welding machine; A group of fixed slide rails 16 are respectively mounted on a group of side plates 2. The bottoms of a group of sliding seats 11 are respectively slidably mounted on the corresponding group of fixed slide rails 16; A horizontal plate 17 is mounted at the center of the bottom of the conveyor mounting frame 1. A servo cylinder 18 is mounted at the bottom of the horizontal plate 17. The telescopic end of the servo cylinder 18 is mounted with a pushing plate 19. Both sides of the upper end of the pushing plate 19 are mounted with a group of sliding rods 20. The upper ends of a group of sliding rods 20 are mounted with a group of lifting seats 21; A group of slots 22 corresponding to a group of lifting seats 21 are respectively opened on a group of side plates 2.

[0022] Working principle of this implementation scheme: The electrical equipment used in this device is controlled by an external controller. Grooves are respectively opened at the upper ends of several groups of bearing seats 9 and a lifting seat 21. During use, the user first places the drums after spot welding and positioning of the end covers on several groups of bearing seats 9 in sequence;

[0023] During transportation: The driving motor 3 is horizontally installed on the right side of the front end of the transportation mounting frame 1. The driving shaft 4 is movably installed at the right end inside the transportation mounting frame 1 through a fastening bearing, and the front end is connected to the rotating end of the driving motor 3. A group of driving chain gears 5 are installed on both sides of the driving shaft 4. The driven shaft 6 is movably installed at the left end inside the transportation mounting frame 1 through a fastening bearing. A group of driven chain gears 7 are installed on both sides of the driven shaft 6. A group of transportation chains 8 are respectively sleeved on a group of corresponding driving chain gears 5 and driven chain gears 7. Several groups of bearing seats 9 are evenly installed on a group of transportation chains 8. A cross plate 17 is installed at the center of the bottom of the transportation mounting frame 1. A servo cylinder 18 is installed at the bottom of the cross plate 17. The telescopic end of the servo cylinder 18 is installed with a push plate 19. A group of sliding rods 20 are installed on both sides of the upper end of the push plate 19. A group of sliding rods 20 movably penetrate the cross plate 17, and a group of lifting seats 21 are installed at the upper ends of a group of sliding rods 20. A group of side plates 2 are respectively provided with strip-shaped holes 22 corresponding to a group of lifting seats 21. As Figure 2 and Figure 4 shown, the driving motor 3 drives a group of transportation chains 8 to intermittently transport the drums placed on several groups of bearing seats 9. When the drums are transported above a group of lifting seats 21, the telescopic end of the servo cylinder 18 contracts, driving a group of lifting seats 21 to rise, lifting the drums by both ends of the drums, which is convenient for subsequent welding treatment;

[0024] During welding: A group of synchronous cylinders 10 are horizontally installed at the rear end of a group of side plates 2. A group of sliding seats 11 are installed on the telescopic ends of a group of synchronous cylinders 10. A group of synchronous motors 12 are horizontally installed on a group of sliding seats 11. A group of centering rotating shafts 13 are installed on the rotating ends of a group of synchronous motors 12. A group of adjustable brackets 14 are installed on both sides of a group of sliding seats 11. A group of welding heads 15 are installed at the upper ends of a group of adjustable brackets 14. A group of welding heads 15 are respectively connected to an external welding machine. A group of fixed slide rails 16 are respectively installed on a group of side plates 2. The bottoms of a group of sliding seats 11 are respectively slidably installed on the corresponding group of fixed slide rails 16. As Figure 3 and Figure 5As shown, a group of synchronous cylinders 10 drive a group of centering rotating shafts 13 to centeringly clamp the two side end covers of the drum after lifting. At the same time, a group of welding heads 15 move to the welding positions of the drum end covers. A group of welding heads 15 can adjust their positions through a group of adjustable brackets 14. The group of adjustable brackets 14 can be adjusted manually or driven by a stepping motor. This is the prior art. In cooperation, a group of synchronous motors 12 drive the drum to rotate, achieving synchronous welding of the end covers on both sides of the drum. After welding is completed, the group of centering rotating shafts 13 reset. Then, a group of lifting seats 21 reset, and the welded drum falls back onto a group of bearing seats 9. By repeating the above operations, continuous welding of the drum end covers is achieved, effectively improving the welding efficiency of the drum end covers.

[0025] The above technical solution only reflects the preferred technical solution of the technical solution of the present utility model. Some changes that those skilled in the art may make to some parts thereof all reflect the principle of the present utility model and fall within the protection scope of the present utility model.

Claims

1. A drum end cover welding device for convenient docking, comprising a conveying and mounting frame (1) and a group of side plates (2) mounted on both sides of the conveying and mounting frame (1), characterized in that, A conveying and mounting frame (1) is internally provided with a conveying mechanism, and a welding mechanism is arranged on a group of side plates (2); The conveying mechanism includes a driving motor (3), a driving shaft (4), a group of driving chain teeth (5), a driven shaft (6), a group of driven chain teeth (7), a group of conveying chains (8) and a number of groups of bearing seats (9). The driving motor (3) is horizontally installed on the right side of the front end of the conveying and mounting frame (1). The driving shaft (4) is movably installed at the right end inside the conveying and mounting frame (1), and the front end is connected to the rotating end of the driving motor (3). A group of driving chain teeth (5) are installed on both sides of the driving shaft (4). The driven shaft (6) is movably installed at the left end inside the conveying and mounting frame (1). A group of driven chain teeth (7) are installed on both sides of the driven shaft (6). A group of conveying chains (8) are respectively sleeved on a group of opposite driving chain teeth (5) and driven chain teeth (7). A number of groups of bearing seats (9) are evenly installed on a group of conveying chains (8).

2. The welding device for the drum end cover facilitating docking according to claim 1, wherein The welding mechanism includes a group of synchronous cylinders (10), a group of sliding seats (11), a group of synchronous motors (12), a group of centering rotating shafts (13), a group of adjustable brackets (14) and a group of welding heads (15). A group of synchronous cylinders (10) are horizontally installed at the rear end of a group of side plates (2). A group of sliding seats (11) are installed on the telescopic ends of a group of synchronous cylinders (10). A group of synchronous motors (12) are horizontally installed on a group of sliding seats (11). A group of centering rotating shafts (13) are installed on the rotating ends of a group of synchronous motors (12). A group of adjustable brackets (14) are installed on both sides of a group of sliding seats (11). A group of welding heads (15) are installed at the upper ends of a group of adjustable brackets (14).

3. The welding device for the drum end cover facilitating docking according to claim 2, characterized in that, A group of welding heads (15) are respectively connected to an external welding machine.

4. A welding device for the drum end cover that is convenient for docking according to claim 1, characterized in that, A group of fixed slide rails (16) are respectively installed on a group of side plates (2), and the bottoms of a group of sliding seats (11) are respectively slidably installed on the corresponding group of fixed slide rails (16).

5. A welding device for a drum end cover that is convenient for docking according to claim 1, wherein, A cross plate (17) is installed at the center of the bottom of the conveying and mounting frame (1). A servo cylinder (18) is installed at the bottom of the cross plate (17). A push plate (19) is installed at the telescopic end of the servo cylinder (18). A group of sliding rods (20) are installed on both sides of the upper end of the push plate (19). A group of jacking seats (21) are installed at the upper ends of a group of sliding rods (20).

6. A welding device for the drum end cover facilitating docking according to claim 1, characterized in that, A strip-shaped hole (22) corresponding to a group of jacking seats (21) is respectively opened on a group of side plates (2).

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