Rust removal equipment for laser welding machine

Abstract

The utility model discloses a derusting device for a laser welding machine, which comprises a mounting plate, an air cylinder arranged on the mounting plate, a cylinder body with an opening at the top connected with the lower end of the air cylinder, a clamping cavity arranged at the upper part in the cylinder body, a clamping mechanism matched with the clamping cavity arranged at the upper part of the cylinder body, and an inner cylinder which is rotatably connected with the inside of the cylinder body through a rotating bearing and is through up and down, a cleaning brush is arranged on the inner wall of the inner cylinder, an annular opening communicated with the inner cavity is formed in the upper portion of the cylinder body, an annular gear is fixed to the outer wall of the upper portion of the inner cylinder and penetrates out of the cylinder body from the annular opening, and a driving mechanism for driving the annular gear to rotate is arranged on the cylinder body. The derusting equipment can be mounted at a required position on the laser welding machine so as to clean dust or rust on the surface of a to-be-welded workpiece, and the welding quality is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of laser welding machines, in particular to rust removal equipment for laser welding machines. Background Art

[0002] Laser welding is an efficient and precise welding method that uses a high energy density laser beam as a heat source. Figure 5 As shown, a laser welding machine with multiple stations is provided, by setting a turntable 17, fixing multiple central shafts 18 on the turntable 17, and sleeved with two workpieces 19 to be welded on the central shafts 18, and by driving the turntable 17 to rotate, the workpieces 19 to be welded are sequentially entered into the welding chamber, and the two workpieces are welded by the laser head in the welding chamber. However, before welding, if the outer walls or end faces of the two workpieces have dust or rust, if they are not cleaned in time, the subsequent welding work will be affected. Therefore, a rust removal device that can be installed on the laser welding machine is needed to remove dust or rust on the workpieces before welding. Utility Model Content

[0003] In view of the deficiencies in the prior art, the utility model provides a rust removal device for a laser welding machine to solve the problems mentioned in the above background technology.

[0004] In order to solve the above technical problems, the utility model provides the following technical solutions:

[0005] A rust removal device for a laser welding machine comprises a mounting plate, a cylinder is arranged on the mounting plate, a barrel with an opening at the top is connected to the lower end of the cylinder, a clamping cavity is arranged at the upper part of the barrel, a clamping mechanism cooperating with the clamping cavity is arranged at the upper part of the barrel, an inner barrel which passes through from top to bottom is rotatably connected to the barrel through a rotating bearing, a cleaning brush is arranged on the inner wall of the inner barrel, an annular opening which communicates with the inner cavity is arranged at the upper part of the barrel, an annular gear is fixed to the outer wall of the upper part of the inner barrel, the annular gear passes through the annular opening to the outside of the barrel, and a driving mechanism for driving the annular gear to rotate is arranged on the barrel.

[0006] Preferably, the clamping mechanism comprises an electric telescopic rod connected to the periphery of the upper part of the cylinder and arranged opposite to each other, and a clamping plate connected to the inner end of the electric telescopic rod, and grooves for accommodating the clamping plate are provided on the opposite side walls of the clamping cavity.

[0007] The above technical solution can drive the two clamping plates to move relative to each other by controlling the extension of the two electric telescopic rods, so as to clamp the workpiece on the upper layer.

[0008] Preferably, the driving mechanism includes a motor mounted on the cylinder, a transmission shaft connected to the motor via a coupling, and a main gear connected to the transmission shaft, wherein the main gear meshes with the ring gear.

[0009] In the above technical solution, the motor is started to drive the transmission shaft to rotate, and the transmission shaft drives the inner cylinder to rotate through the cooperation of the main gear and the ring gear to achieve the cleaning work.

[0010] Preferably, mounting ears are connected to both sides of one end of the mounting plate, and screw holes are provided on the mounting ears.

[0011] The above technical solution can install the mounting plate at a suitable position on the laser welding machine through screws, mounting ears and screw holes.

[0012] Preferably, a cover shell is disposed outside the driving mechanism, the cover shell is connected to the outer wall of the cylinder, and a notch is provided on the cover shell to accommodate the rotation of the ring gear.

[0013] In the above technical solution, the cover can protect the driving mechanism and prevent it from being damaged, and the existence of the notch will enable the ring gear to rotate normally without affecting it.

[0014] Compared with the prior art, the utility model has the following beneficial effects:

[0015] (1) This rust removal equipment can be installed at the required position on the laser welding machine to clean the dust or rust on the surface of the workpiece to be welded and improve the welding quality.

[0016] (2) When cleaning rust, the cylinder is controlled to extend and drive the cylinder body to descend, so that the inner cylinder is sleeved on the periphery of the two workpieces until the upper workpiece enters the clamping cavity, and then the upper workpiece is clamped by the clamping mechanism, and then the cylinder is controlled to retract and the upper workpiece is moved upward a short distance to separate the two workpieces. Then, the ring gear is driven to rotate by the driving mechanism, and the ring gear drives the inner cylinder to rotate. The inner cylinder uses the cleaning brush to clean the surfaces of the two workpieces and the opposite surfaces of the two workpieces at the same time, thereby comprehensively cleaning the welding parts of the two workpieces, increasing the rust removal range and improving the welding quality. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a structural schematic diagram of the utility model;

[0018] Figure 2 This is a schematic diagram of the structure of the utility model after removing the cover;

[0019] Figure 3 It is a cross-sectional view of the utility model;

[0020] Figure 4 This is an exploded diagram of the rust cleaning action of the utility model;

[0021] Figure 5 is a schematic diagram of a laser welding machine;

[0022] Figure 6This is a schematic diagram of the utility model installed on a laser welding machine;

[0023] In the figure: 1-mounting plate, 2-cylinder, 3-barrel, 4-clamping chamber, 5-inner cylinder, 6-cleaning brush, 7-ring gear, 8-electric telescopic rod, 9-clamping plate, 10-groove, 11-motor, 12-main gear, 13-mounting ear, 14-cover, 15-notch, 16-laser welding machine, 17-turntable, 18-central axis, 19-workpiece. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0025] Example 1

[0026] See also Figure 2 and Figure 3 A rust removal device for a laser welding machine includes a mounting plate 1, and mounting ears 13 are connected to both sides of one end of the mounting plate 1. The mounting ears 13 are provided with screw holes. The utility model can be installed at a desired position of the laser welding machine (such as Figure 5 , Figure 6 As shown), a cylinder 2 is provided on the mounting plate 1, and a cylinder body 3 with a top opening is connected to the lower end of the cylinder 2, a clamping cavity 4 is provided in the upper part of the cylinder body 3, and a clamping mechanism cooperating with the clamping cavity 4 is provided in the upper part of the cylinder body 3, the clamping mechanism comprises an electric telescopic rod 8 connected to the outer periphery of the upper part of the cylinder body 3 and arranged relatively, and a clamping plate 9 connected to the inner end of the electric telescopic rod, and grooves 10 for accommodating the clamping plate are provided on the opposite side walls of the clamping cavity 4, and the two electric telescopic rods 8 are controlled to extend to drive the two clamping plates 9 to move relative to each other so as to clamp the workpiece, and when the workpiece is not clamped, the clamping plate 9 is hidden in the groove 10.

[0027] The cylinder 3 is rotatably connected with an inner cylinder 5 which is passed through from top to bottom through a rotary bearing, the inner wall of the inner cylinder 5 is provided with a cleaning brush 6, the upper part of the cylinder 3 is provided with an annular opening which is communicated with its inner cavity, the outer wall of the upper part of the inner cylinder 5 is fixed with an annular gear 7, the annular gear 7 passes out of the cylinder 3 from the annular opening, and the cylinder 3 is provided with a driving mechanism for driving the annular gear 7 to rotate, the driving mechanism includes a motor 11 installed on the cylinder, a transmission shaft connected to the motor through a coupling, and a main gear 12 connected to the transmission shaft, and the main gear 12 is meshed with the annular gear 7. The motor 11 is started to drive the transmission shaft to rotate, and the transmission shaft drives the inner cylinder 5 to rotate through the cooperation of the main gear 12 and the annular gear 7 to achieve the cleaning work.

[0028] The working principle of this embodiment is:

[0029] like Figure 4 As shown, two workpieces 19 are sleeved on the central axis 18. When cleaning rust, the cylinder 2 is controlled to extend to drive the cylinder body 3 to descend, so that the inner cylinder 5 is sleeved on the periphery of the two workpieces until the upper workpiece enters the clamping cavity 4, and then the upper workpiece is clamped by the clamping mechanism, and then the cylinder 2 is controlled to contract to move the upper workpiece upward a short distance to separate the two workpieces, and then the ring gear 7 is driven to rotate by the driving mechanism, and the ring gear 7 drives the inner cylinder 5 to rotate, and the inner cylinder 5 uses the cleaning brush 6 to clean the surfaces of the two workpieces and the opposite surfaces of the two workpieces at the same time, so that the welding parts of the two workpieces are comprehensively cleaned, the rust removal range is increased, and the welding quality is improved.

[0030] It should be noted that what is recorded in the utility model is the rust removal equipment installed on the laser welding machine. The main body is the rust removal equipment. Therefore, the specific structure and working principle of the laser welding machine are no longer described in detail in the utility model.

[0031] Example 2

[0032] On the basis of Example 1, Figure 1 As shown, a cover 14 is provided outside the driving mechanism, the cover 14 is connected to the outer wall of the cylinder 3, and a notch 15 is provided on the cover 14 to accommodate the rotation of the ring gear 7. The cover 14 can protect the driving mechanism from damage, and the existence of the notch 15 will allow the ring gear 7 to rotate normally without affecting it.

[0033] It should be noted that the terms "include", "comprises" or any other variations 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. In the absence of further restrictions, an element defined by the sentence "comprises a ..." does not exclude the existence of other identical elements in the process, method, article or device including the element.

[0034] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A rust removal device for a laser welding machine, characterized in that: The utility model comprises a mounting plate (1), wherein a cylinder (2) is arranged on the mounting plate (1), a cylinder (3) with a top opening is connected to the lower end of the cylinder (2), a clamping cavity (4) is arranged in the upper part of the cylinder (3), a clamping mechanism matched with the clamping cavity (4) is arranged in the upper part of the cylinder (3), an inner cylinder (5) which passes through the cylinder (3) is rotatably connected to the cylinder (3) via a rotary bearing, a cleaning brush (6) is arranged on the inner wall of the inner cylinder (5), an annular opening which is communicated with the inner cavity of the cylinder (3) is arranged on the upper part of the cylinder (3), a ring gear (7) is fixed on the outer wall of the upper part of the inner cylinder (5), the ring gear (7) passes through the annular opening to the outside of the cylinder (3), and a driving mechanism for driving the ring gear (7) to rotate is arranged on the cylinder (3).

2. The rust removal equipment for laser welding machine according to claim 1, characterized in that: The clamping mechanism comprises an electric telescopic rod (8) connected to the outer periphery of the upper part of the cylinder (3) and arranged opposite to each other, and a clamping plate (9) connected to the inner end of the electric telescopic rod. The opposite side walls of the clamping cavity (4) are provided with grooves (10) for accommodating the clamping plate.

3. The rust removal equipment for laser welding machine according to claim 2, characterized in that: The driving mechanism comprises a motor (11) mounted on the cylinder, a transmission shaft connected to the motor via a coupling, and a main gear (12) connected to the transmission shaft, wherein the main gear (12) meshes with the ring gear (7).

4. The rust removal equipment for laser welding machine according to claim 3, characterized in that: Mounting ears (13) are connected to both sides of one end of the mounting plate (1), and screw holes are provided on the mounting ears (13).

5. A rust removal device for a laser welding machine according to any one of claims 1 to 4, characterized in that: A cover shell (14) is arranged outside the driving mechanism, the cover shell (14) is connected to the outer wall of the cylinder (3), and a notch (15) is provided on the cover shell (14) for accommodating the rotation of the ring gear (7).

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