Novel roller chain wheel welding device

Abstract

The utility model relates to the technical field of roller machining, in particular to a novel roller chain wheel welding device which comprises a lathe, the lathe comprises a lathe body, a spindle box, a three-jaw chuck and a tailstock, two sliding rails are fixed on the lathe body, two moving seats are connected to the two sliding rails in a sliding mode, a supporting mechanism is fixed to the two moving seats, and the spindle box is fixed to the lathe body. A support is fixed to one side of the lathe bed, a lifting mechanism is arranged on the support, a laser welding machine is arranged on the lifting mechanism, and a first positioning center and a second positioning center are arranged on the three-jaw chuck and the tailstock respectively. According to the utility model, through the cooperation of the piston cylinder, the piston rod, the push rod and the roller, the height of the roller can be adjusted, so that the roller, the roller chain wheel and the roller positioning tip are ensured to be coaxial, the welding accuracy of the chain wheel is ensured, and the application range of the welding device is widened; and through the lifting mechanism, the laser welding machine is controlled to move up and down for welding, so that manual welding is replaced, and the working efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of roller processing, in particular to a novel roller sprocket welding device. Background Art

[0002] In the field of logistics transmission or the collection and reeling work of mechanical equipment, the sprocket roller that rotates around its own axis is an indispensable component. The sprocket end of the sprocket roller in the prior art needs to be welded with a sprocket. At present, when the sprocket roller is welded with a sprocket, the following shortcomings exist:

[0003] 1. When welding sprockets, a fixed roller support device is generally used. The height of the roller cannot be adjusted according to the diameter of the roller, so that the roller, roller sprocket and roller positioning device cannot be ensured to be coaxial, resulting in a low range of use of the welding device.

[0004] 2. When welding sprockets, manual welding is generally used. It is difficult to ensure accuracy and product quality, the work efficiency is low, and manual operation has a high safety risk. Utility Model Content

[0005] 1. Technical issues to be resolved

[0006] The purpose of the utility model is to solve at least one of the technical problems existing in the prior art and to provide a novel roller sprocket welding device, which solves the problems of low precision, low adaptability and low working efficiency of roller sprocket welding devices on the market.

[0007] (II) Technical solution

[0008] The utility model adopts the following technical solutions to solve the above technical problems: a novel roller sprocket welding device, comprising a lathe, the lathe comprising a bed, a spindle box, a three-jaw chuck and a tailstock, two slide rails are fixed on the bed, two movable seats are slidably connected on the two slide rails, a supporting mechanism is fixed on the two movable seats, a bracket is fixed on one side of the bed, a lifting mechanism is provided on the bracket, a laser welding machine is provided on the lifting mechanism, and a first positioning top and a second positioning top are provided on the three-jaw chuck and the tailstock respectively;

[0009] The support mechanism includes a support block, with piston cylinders fixed on both sides of the support block. One end of the piston cylinder is slidably connected to a piston rod, and the other end is threadedly connected to a push rod. One end of the push rod extends into the piston cylinder and supports the piston rod. The end of the piston rod away from the push rod is rotatably connected to a roller.

[0010] Preferably, the lifting mechanism includes a fixed plate, two fixed plates are fixedly connected to two ends of the bracket, a smooth rod is fixedly connected between the two fixed plates and a threaded rod is rotatably connected, the threaded rod is connected to a motor drive, a moving block is provided between the two fixed plates, and a laser welding machine is fixed on the moving block.

[0011] Preferably, the moving block is slidably connected to the polished rod, and the moving block is threadedly connected to the threaded rod.

[0012] Preferably, a locking groove is formed on one side of the two slide rails facing outwards, and locking bolts are provided on both sides of the movable seat corresponding to the two locking grooves, and one end of the locking bolt passes through the movable seat and extends to the interior of the locking groove.

[0013] Preferably, one end of the tailstock is slidably connected to the second positioning top, and the other end is fixedly connected to a hydraulic rod, and the telescopic end of the hydraulic rod is fixedly connected to the second positioning top.

[0014] Preferably, the first positioning center is clamped on a three-jaw chuck, and the first positioning center and the second positioning center are coaxial.

[0015] (III) Beneficial effects

[0016] In summary, the utility model has the following beneficial effects:

[0017] 1. This invention is based on a new roller sprocket welding device. Through the cooperation of the piston cylinder, the piston rod, the push rod and the roller, the height of the roller is adjusted by rotating the push rod according to the diameter of the roller, thereby ensuring that the roller, the roller sprocket and the roller positioning top are coaxial, ensuring the accuracy of sprocket welding, and improving the use range of the welding device.

[0018] 2. This device is based on a new type of roller sprocket welding device. Through the cooperation of a light rod, a threaded rod, a moving block, a motor and a laser welding machine, the motor drives the threaded rod to rotate, and controls the laser welding machine on the moving block to move up and down and perform welding, thereby replacing manual welding. While ensuring accuracy, it also ensures product quality, improves work efficiency, and reduces the high safety risks of manual operation. In addition, the laser welding machine replaces the traditional argon arc welding, avoiding the generation of a large amount of welding dust and slag by argon arc welding, making the production more environmentally friendly. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0020] Figure 1 It is a schematic diagram of the structure of the utility model;

[0021] Figure 2 for Figure 1 Enlarged view of point A in the middle;

[0022] Figure 3 for Figure 1 Enlarged view of point B in the middle;

[0023] In the figure: 1-lathe, 2-bed, 3-spindle box, 4-three-jaw chuck, 5-tailstock, 6-slide rail, 7-moving seat, 8-support mechanism, 9-bracket, 10-laser welding machine, 11-first positioning center, 12-second positioning center, 13-support block, 14-piston cylinder, 15-piston rod, 16-push rod, 17-roller, 18-fixed plate, 19-polished rod, 20-threaded rod, 21-motor, 22-moving block, 23-locking groove, 24-locking bolt, 25-hydraulic rod. DETAILED DESCRIPTION

[0024] In order to enable those skilled in the art to better understand the technical solution of the present invention, the present invention is described in detail below in conjunction with the accompanying drawings and specific embodiments.

[0025] In the description of the present invention, unless otherwise specified, "multiple" means two or more; the terms "upper", "lower", "left", "right", "inner", "outer", "front end", "rear end", "head", "tail" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the present invention and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", "third" and the like are only used for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0026] Please see attached Figure 1 To Attachment Figure 3 The utility model is a novel roller sprocket welding device, comprising a lathe 1, the lathe 1 comprising a bed 2, a spindle box 3, a three-jaw chuck 4 and a tailstock 5, two slide rails 6 are fixed on the bed 2, two movable seats 7 are slidably connected on the two slide rails 6, a supporting mechanism 8 is fixed on the two movable seats 7, a bracket 9 is fixed on one side of the bed 2, a lifting mechanism is provided on the bracket, a laser welding machine 10 is provided on the lifting mechanism, a first positioning top 11 and a second positioning top 12 are provided on the three-jaw chuck 4 and the tailstock 5 respectively;

[0027] The support mechanism 8 includes a support block 13, with piston cylinders 14 fixed on both sides of the support block 13, one end of the piston cylinder 14 is slidably connected to a piston rod 15, and the other end is threadedly connected to a push rod 16, one end of the push rod 16 extends into the piston cylinder 14 and supports the piston rod 15, and the end of the piston rod 15 away from the push rod 16 is rotatably connected to a roller 17;

[0028] It should be noted that, according to the size of the roller diameter, the push rod 16 is rotated so that the push rod 16 presses against the piston rod 15 and controls the piston rod 15 to slide in the piston cylinder 14, thereby adjusting the height of the roller rolling on the piston cylinder 15, thereby ensuring that the roller, the roller sprocket, the first positioning tip 11 and the second positioning tip 12 are coaxial, ensuring the accuracy of sprocket welding and increasing the scope of use of the welding device.

[0029] Further, the lifting mechanism includes a fixed plate 18, two fixed plates 18 are fixedly connected to the two ends of the bracket 9, a polished rod 19 is fixedly connected between the two fixed plates 18 and a threaded rod 20 is rotatably connected, the threaded rod 20 is drive-connected to a motor 21, a moving block 22 is provided between the two fixed plates 18, the moving block 22 is slidably connected to the polished rod 19, the moving block 22 is threadedly connected to the threaded rod 20, and a laser welding machine 10 is fixed on the moving block 22;

[0030] It should be noted that, by starting the motor 21, the threaded rod 20 is driven to rotate by the motor 21, and the laser welding machine 10 on the moving block 22 is controlled to move downward. The laser welding machine 10 moves to the welding point of the roller and the sprocket according to the sensor to perform welding, thereby replacing manual welding. While ensuring accuracy, product quality is guaranteed, work efficiency is improved, and the high safety risks of manual operation are reduced.

[0031] Furthermore, locking grooves 23 are formed on the outward side of the two slide rails 6, and locking bolts 24 are formed on both sides of the moving seat 7 corresponding to the two locking grooves 23, and one end of the locking bolt 24 penetrates the moving seat 7 and extends into the locking groove 23. By tightening the locking bolt 24, the locking bolt 24 is screwed into the locking groove 23, so that the moving seat 7 is locked.

[0032] Furthermore, one end of the tailstock 5 is slidably connected to the second positioning top 12 , and the other end is fixedly connected to the hydraulic rod 25 , and the telescopic end of the hydraulic rod 25 is fixedly connected to the second positioning top 12 .

[0033] Furthermore, the first positioning center 11 is clamped on the three-jaw chuck 4 , and the first positioning center 11 and the second positioning center 12 are coaxial.

[0034] Working principle: When working, the roller is placed on the piston rod 15. According to the size of the roller diameter, the push rod 16 is rotated so that the push rod 16 presses against the piston rod 15, and the piston rod 15 is controlled to slide in the piston cylinder 14, so as to adjust the height of the roller rolling on the piston cylinder 15, so as to ensure that the roller, the roller sprocket, the first positioning top 11 and the second positioning top 12 are coaxial, and the hydraulic rod 25 is started to push the second positioning top 12, so that the first positioning top 11 and the second positioning top 12 respectively press against the two ends of the sprocket roller, and the spindle box 3 is started to drive the sprocket roller to rotate, and the motor 21 is started to drive the threaded rod 20 to rotate through the motor 21, and the laser welding machine 10 on the moving block 22 is controlled to move downward. When moving, the laser welding machine 10 will move to the welding point of the roller and the sprocket according to the sensor for welding, thereby replacing manual welding, while ensuring accuracy, ensuring product quality, improving work efficiency, and reducing the high safety risks of manual operation.

[0035] Although the implementation scheme of the utility model has been disclosed as above, it is not limited to the applications listed in the specification and implementation modes. It can be fully applied to various fields suitable for the utility model. For those familiar with the art, additional modifications can be easily implemented. Therefore, without departing from the general concept defined by the claims and the scope of equivalents, the utility model is not limited to the specific details and the illustrations shown and described herein.

Claims

1. A novel roller sprocket welding device, comprising a lathe (1), characterized in that The lathe (1) comprises a bed (2), a spindle box (3), a three-jaw chuck (4) and a tailstock (5); two slide rails (6) are fixed on the bed (2); two movable seats (7) are slidably connected to the two slide rails (6); a supporting mechanism (8) is fixed on the two movable seats (7); a bracket (9) is fixed on one side of the bed (2); a lifting mechanism is provided on the bracket; a laser welding machine (10) is provided on the lifting mechanism; a first positioning center (11) and a second positioning center (12) are respectively provided on the three-jaw chuck (4) and the tailstock (5); The support mechanism (8) comprises a support block (13), piston cylinders (14) are fixed on both sides of the support block (13), one end of the piston cylinder (14) is slidably connected to a piston rod (15), and the other end is threadedly connected to a push rod (16), one end of the push rod (16) extends into the piston cylinder (14) and supports the piston rod (15), and the end of the piston rod (15) away from the push rod (16) is rotatably connected to a roller (17).

2. A novel roller sprocket welding device as claimed in claim 1, characterized in that: The lifting mechanism comprises a fixed plate (18), the two fixed plates (18) are fixedly connected to the two ends of the bracket (9), a smooth rod (19) is fixedly connected between the two fixed plates (18) and a threaded rod (20) is rotatably connected, the threaded rod (20) is drive-connected to a motor (21), a moving block (22) is provided between the two fixed plates (18), and a laser welding machine (10) is fixed on the moving block (22).

3. A novel roller sprocket welding device as claimed in claim 2, characterized in that: The moving block (22) is slidably connected to the polished rod (19), and the moving block (22) is threadedly connected to the threaded rod (20).

4. A novel roller sprocket welding device as claimed in claim 1, characterized in that: The two slide rails (6) are provided with locking grooves (23) on one side facing outwards, and locking bolts (24) are provided on both sides of the movable seat (7) corresponding to the two locking grooves (23), and one end of the locking bolt (24) passes through the movable seat (7) and extends to the inside of the locking groove (23).

5. A novel roller sprocket welding device as claimed in claim 1, characterized in that: One end of the tailstock (5) is slidably connected to a second positioning top (12), and the other end is fixedly connected to a hydraulic rod (25), wherein the telescopic end of the hydraulic rod (25) is fixedly connected to the second positioning top (12).

6. A novel roller sprocket welding device as claimed in claim 1, characterized in that: The first positioning center (11) is clamped on a three-jaw chuck (4), and the first positioning center (11) and the second positioning center (12) are coaxial.

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