Welding slag and welding flux screening and recycling device for submerged-arc welding

Abstract

The utility model relates to the technical field of welding slag welding, and discloses a submerged-arc welding slag and flux screening and recycling device which comprises a machine shell, a feeding hopper is fixedly connected to the top end of the machine shell, a driving motor is fixedly connected to the front end of the machine shell, and a transmission wheel is fixedly connected to the outer wall of an output shaft of the driving motor. The outer wall of the transmission wheel is in transmission connection with a belt, the upper end of the belt is in transmission connection with a driven wheel, the inner wall of the driven wheel is fixedly connected with a rotating shaft, the outer wall of the rotating shaft is rotationally connected to the inner wall of the machine shell, and a screening assembly is arranged on the inner wall of the machine shell. The screening assembly comprises a cam, and the inner wall of the cam is fixedly connected to the outer wall of the rotating shaft. According to the device, welding slag and welding flux are filtered and vibrated through the holes with different hole diameters in the first screen and the second screen, so that the welding flux adsorbed on the welding slag falls off, the preliminarily screened welding flux and welding slag are guided to the second screen through the guide plate, the removal efficiency is improved, and meanwhile, the screens are effectively prevented from being blocked.

Description

Technical Field

[0001] The utility model relates to the technical field of welding slag processing, in particular to a welding slag flux screening and recovery device for submerged arc welding. Background Art

[0002] Submerged arc welding is a commonly used welding method, which is widely used in various industrial fields. During the submerged arc welding process, a large amount of welding slag and flux waste will be generated. These wastes contain a large amount of metals and chemicals, which cause serious pollution to the environment.

[0003] Effective screening and recovery of welding slag and flux from submerged arc welding can improve recovery efficiency and resource utilization and reduce environmental pollution.

[0004] In order to achieve effective utilization of flux, excess flux needs to be recycled. However, during the recycling process, undissolved flux may adhere to the welding slag. Since the welding slag cannot be reused, when it accumulates to a certain amount, the flux on the welding slag must be cleaned off. However, when cleaning the welding slag, the filter may be clogged, thereby reducing the efficiency of the device. Utility Model Content

[0005] In order to make up for the above shortcomings, the utility model provides a welding slag and flux screening and recovery device for submerged arc welding, aiming to improve the problem of "filter clogging when recovering welding slag and flux" mentioned in the prior art.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a welding slag flux screening and recovery device for submerged arc welding, comprising a casing, a feed hopper is fixedly connected to the top of the casing, a driving motor is fixedly connected to the front end of the casing, a transmission wheel is fixedly connected to the outer wall of the output shaft of the driving motor, a belt is transmission-connected to the outer wall of the transmission wheel, a driven wheel is transmission-connected to the upper end of the belt, a rotating shaft is fixedly connected to the inner wall of the driven wheel, the outer wall of the rotating shaft is rotationally connected to the inner wall of the casing, and a screening component is arranged on the inner wall of the casing;

[0007] The screening assembly includes a cam, the inner wall of the cam is fixedly connected to the outer wall of the rotating shaft, the right inner wall of the casing is slidably connected to a connecting rod 2, the rear end of the connecting rod 2 is fixedly connected to a baffle 1, and the baffle 1 is provided with multiple groups, another group of baffle 1 is fixedly connected to the rear side of the bottom end of the connecting rod 2, and the rear side of the other group of baffle 1 is fixedly connected to a screen 2.

[0008] As a further description of the above technical solution:

[0009] Multiple groups of baffle 1 outer walls slide on the inner wall of the casing, the rear end of the baffle 1 is fixedly connected with a screen 1, the connecting rod 2 is elastically connected to the casing through a compression spring 1, and multiple groups of the compression spring 1 are provided.

[0010] As a further description of the above technical solution:

[0011] The left end of the screen one is fixedly connected to baffle plate two, the front side of the baffle plate two is fixedly connected to connecting rod one, multiple groups of baffle plates two are provided, the connecting rod one is elastically connected to the casing through compression spring two, multiple groups of compression springs two are provided, the rear side of the bottom end of the connecting rod one is fixedly connected to another group of baffle plates two, and the rear end of the other group of baffle plates two is fixedly connected to screen plate two.

[0012] As a further description of the above technical solution:

[0013] The outer wall of the baffle plate 2 slides on the inner wall of the casing, the baffle plate 1 fixed on the outer wall of the screen mesh 1 is fixedly connected with a guide plate at the bottom end of the baffle plate 2, and the outer wall of the cam slides on the bottom end of the screen mesh 1.

[0014] As a further description of the above technical solution:

[0015] The sieve holes on the first sieve are larger than the sieve holes on the second sieve.

[0016] As a further description of the above technical solution:

[0017] The left side of the second screen is arranged as a smooth plane.

[0018] As a further description of the above technical solution:

[0019] A stabilizing component is provided at the bottom of the casing, and the stabilizing component includes a slide cylinder, the top end of the slide cylinder is fixedly connected to the bottom of the casing, the inner wall of the slide cylinder is slidably connected to a base, the slide cylinder and the base are elastically connected by a compression spring, an air hole is opened on the upper side of the front end of the slide cylinder, and a collection box is provided on the inner wall of the bottom end of the casing.

[0020] As a further description of the above technical solution:

[0021] The stabilizing components are provided in four groups, and the four groups of stabilizing components are symmetrically arranged with the housing as a symmetry axis.

[0022] The utility model has the following beneficial effects:

[0023] 1. In the utility model, the welding slag and the flux are filtered through the holes of different apertures on the first and second screens, and the flux adsorbed on the welding slag is made to fall off by vibration and fall into the collection box, and then the welding slag is discharged through the second screen. The guide plate guides the initially screened flux and welding slag to the second screen, and the welding slag is screened again to remove the welding slag, thereby improving the removal efficiency and effectively preventing the screen from being blocked.

[0024] 2. In the utility model, the slide tube, the base and the compression spring are used in coordination, and the compression spring is squeezed by the slide tube and the base, so as to reduce the shock of the device. Then, through the air holes opened on the slide tube, the base squeezes the gas inside the slide tube and slowly discharges it from the air holes, thereby increasing the buffering and shock-absorbing effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 It is a three-dimensional structural schematic diagram of the overall device in the utility model;

[0026] Figure 2 It is a front view three-dimensional structural cross-sectional schematic diagram of the overall device in the utility model;

[0027] Figure 3 It is a front view three-dimensional structural cross-sectional diagram of the casing of the utility model;

[0028] Figure 4 It is a schematic diagram of the split three-dimensional structure of the screening component in the utility model;

[0029] Figure 5 It is a schematic diagram of the split three-dimensional structure of the stabilizing component in the utility model.

[0030] Legend:

[0031] 1. Casing; 2. Feed hopper; 3. Driving motor; 4. Transmission wheel; 5. Driven wheel; 6. Rotating shaft; 71. Cam; 72. Screen 1; 73. Connecting rod 1; 74. Connecting rod 2; 75. Compression spring 1; 76. Compression spring 2; 77. Screen 2; 78. Guide plate; 81. Slide; 82. Base; 83. Compression spring 3; 9. Collection box; 10. Belt. DETAILED DESCRIPTION

[0032] 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.

[0033] Reference Figure 1 - Figure 3, the utility model provides an embodiment: a welding slag flux screening and recovery device for submerged arc welding, including a casing 1, which is used to provide support for internal components and can prevent dust during screening. A feed hopper 2 is fixedly connected to the top of the casing 1, which can conveniently dump welding slag and flux. A driving motor 3 is fixedly connected to the front end of the casing 1, which is used to provide power for device screening. The outer wall of the output shaft of the driving motor 3 is fixedly connected to a transmission wheel 4, and the outer wall of the transmission wheel 4 is transmission-connected to a belt 10. The upper end of the belt 10 is transmission-connected to a driven wheel 5, and the inner wall of the driven wheel 5 is fixedly connected to a rotating shaft 6. The driving motor 3 drives the transmission wheel 4 to rotate, so that the belt 10 drives the driven wheel 5 to rotate. The outer wall of the rotating shaft 6 is rotationally connected to the inner wall of the casing 1, and the cam 71 is driven to rotate through the rotating shaft 6. A screening component is arranged on the inner wall of the casing 1;

[0034] Reference Figure 2 and Figure 3 The screening assembly includes a cam 71, the inner wall of the cam 71 is fixedly connected to the outer wall of the rotating shaft 6, and the cam 71 drives the screen 1 72 to move up and down through the protrusion. The right inner wall of the housing 1 is slidably connected to the connecting rod 2 74, which is used to drive the screen 1 72 and the screen 2 77 to vibrate synchronously. The rear end of the connecting rod 2 74 is fixedly connected to a baffle 1, and the baffle 1 is provided with multiple groups. Another group of baffles 1 is fixedly connected to the rear side of the bottom end of the connecting rod 2 74, and the multiple groups of baffles 1 prevent welding slag and flux from causing the movement of the compression spring 1 75 and the compression spring 2 76 Influence, another group of baffles are fixedly connected to the rear side with a screen 2 77 for screening the welding slag and the flux, the outer wall of multiple groups of baffles slide on the inner wall of the casing 1, the rear end of the baffle is fixedly connected with a screen 1 72 for preliminary screening of the welding slag and the flux, and the flux attached to the welding slag is removed by the vibration of the screen 1 72, the connecting rod 2 74 is elastically connected to the casing 1 by a compression spring 1 75, and a plurality of compression springs 1 75 are provided, and the screen 1 72 and the screen 2 77 are driven to return to their original positions by the plurality of compression springs 1 75.

[0035] Reference Figure 2 and Figure 4The left end of screen 1 72 is fixedly connected to baffle 2, the front side of baffle 2 is fixedly connected to connecting rod 1 73, baffle 2 is provided with multiple groups, connecting rod 1 73 is elastically connected to casing 1 through compression spring 2 76, compression spring 2 76 is provided with multiple groups, screen 1 72 and screen 2 77 are driven to return to their original positions through multiple groups of compression spring 2 76, another group of baffle 2 is fixedly connected to the rear side of the bottom end of connecting rod 1 73, and screen 2 77 is fixedly connected to the rear end of the other group of baffle 2, the inclination angle of screen 2 77 is larger than that of screen 1 72, screen 1 72 and screen 2 77 are driven to vibrate synchronously through connecting rod 1 73, the outer wall of baffle 2 slides on the inner wall of casing 1, and multiple groups of baffle 2 are used. To prevent welding slag and flux from affecting the movement of compression spring 1 75 and compression spring 2 76, baffle 1 and baffle 2 fixed on the outer wall of screen 1 72 are fixedly connected with guide plate 78 at the bottom ends. Guide plate 78 guides the initially screened flux and welding slag to screen 2 77. The outer wall of cam 71 slides on the bottom end of screen 1 72. The sieve holes on screen 1 72 are larger than the aperture of screen 2 77, so that welding slag and flux are filtered through holes of different apertures on screen 1 72 and screen 2 77. The flux adsorbed on the welding slag falls off through vibration and falls into the collection box 9. The left side of screen 2 77 is set as a smooth plane for conveying welding slag and flux out of the device.

[0036] Reference Figure 1 and Figure 5 A stabilizing component is provided at the bottom end of the casing 1, and the stabilizing component includes a slide 81. The top end of the slide 81 is fixedly connected to the bottom end of the casing 1, and the inner wall of the slide 81 is slidably connected to a base 82. The slide 81 and the base 82 are elastically connected by a compression spring three 83. An air hole is provided on the upper side of the front end of the slide 81, and the compression spring three 83 is squeezed by the slide 81 and the base 82, so as to reduce the shock of the device, and then the base 82 squeezes the gas inside the slide 81 through the air hole opened on the slide 81, and the gas is slowly discharged from the air hole, thereby increasing the buffering and shock-absorbing effect. Four groups of stabilizing components are provided, and the four groups of stabilizing components are symmetrically arranged with the casing 1 as the symmetry axis. A collecting box 9 is provided on the inner wall of the bottom end of the casing 1 for collecting the screened flux.

[0037] Working principle: When in use, first start the drive motor 3, and then put the welding slag and flux into the feed hopper 2. At this time, the output shaft of the drive motor 3 drives the transmission wheel 4 to rotate, and the transmission wheel 4 drives the belt 10 to transmit, thereby driving the driven wheel 5 to rotate, and the driven wheel 5 drives the rotating shaft 6 to rotate on the inner wall of the casing 1, driving the two groups of cams 71 to rotate at the bottom end of the screen 1 72, and driving the multiple groups of connecting rods 1 73 and connecting rods 2 74 fixed to the baffles 1 and 2 on the screen 1 72 to slide up and down on the inner wall of the casing 1, and at the same time, the two groups of connecting rods 2 74 and the two groups of connecting rods 1 73 squeeze the multiple groups of compression springs 1 75 and the multiple groups of compression springs 2 76, thereby driving the baffle and the screen 2 77 to slide up and down on the inner wall of the casing 1 to screen the flux and welding slag.

[0038] The flux adsorbed on the welding slag is removed by vibration, so that the welding slag and flux screened from the screen 1 72 fall onto the guide plate 78. The guide plate 78 is fixed to the bottom end of multiple groups of baffles and can vibrate along with the screen 1 72, so that the welding slag and flux fall to the right side of the screen 2 77. The flux and welding slag are screened again by the screen 2 77 to separate the welding slag and flux, and the flux falls into the collection box 9. The welding slag is discharged from the casing 1 through the left side of the screen 2 77.

[0039] When the device is running, vibration will be generated. At this time, the housing 1 vibrates, driving the base 82 on the inner wall of the slide 81 to slide on the inner wall of the slide 81, and at the same time squeezes the compression spring 3 83 for shock absorption. The base 82 squeezes the gas inside the slide 81 and slowly discharges it from the air hole to further buffer and shock absorb, thereby increasing the shock absorption effect.

[0040] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A device for screening and recovering welding slag and flux for submerged arc welding, comprising a housing (1), characterized in that: The top of the casing (1) is fixedly connected to a feed hopper (2), the front end of the casing (1) is fixedly connected to a drive motor (3), the outer wall of the output shaft of the drive motor (3) is fixedly connected to a transmission wheel (4), the outer wall of the transmission wheel (4) is transmission-connected to a belt (10), the upper end of the belt (10) is transmission-connected to a driven wheel (5), the inner wall of the driven wheel (5) is fixedly connected to a rotating shaft (6), the outer wall of the rotating shaft (6) is rotatably connected to the inner wall of the casing (1), and a screening component is arranged on the inner wall of the casing (1); The screening assembly comprises a cam (71), the inner wall of the cam (71) is fixedly connected to the outer wall of the rotating shaft (6), the right inner wall of the housing (1) is slidably connected to a second connecting rod (74), the rear end of the second connecting rod (74) is fixedly connected to a baffle plate 1, and the baffle plate 1 is provided in multiple groups, the rear side of the bottom end of the second connecting rod (74) is fixedly connected to another group of baffle plates 1, and the rear side of the other group of baffle plates 1 is fixedly connected to a second screen (77).

2. The device for screening and recovering welding slag and flux of submerged arc welding according to claim 1, characterized in that: Multiple groups of baffle plate 1 outer walls slide on the inner wall of the casing (1), the rear end of the baffle plate 1 is fixedly connected to a screen 1 (72), the connecting rod 2 (74) is elastically connected to the casing (1) via a compression spring 1 (75), and multiple groups of the compression spring 1 (75) are provided.

3. The device for screening and recovering welding slag and flux of submerged arc welding according to claim 2, characterized in that: The left end of the screen one (72) is fixedly connected to a baffle plate two, the front side of the baffle plate two is fixedly connected to a connecting rod one (73), the baffle plate two is provided with multiple groups, the connecting rod one (73) is elastically connected to the housing (1) through a compression spring two (76), the compression spring two (76) is provided with multiple groups, the rear side of the bottom end of the connecting rod one (73) is fixedly connected to another group of baffle plates two, and the rear end of the other group of baffle plates two is fixedly connected to a screen two (77).

4. The device for screening and recovering welding slag and flux of submerged arc welding according to claim 3, characterized in that: The outer wall of the baffle plate 2 slides on the inner wall of the casing (1); the baffle plate 1 fixed to the outer wall of the screen 1 (72) and the bottom end of the baffle plate 2 are fixedly connected with a guide plate (78); and the outer wall of the cam (71) slides on the bottom end of the screen 1 (72).

5. The device for screening and recovering welding slag and flux of submerged arc welding according to claim 2, characterized in that: The mesh holes on the first screen (72) are larger than the mesh holes on the second screen (77).

6. The device for screening and recovering welding slag and flux of submerged arc welding according to claim 3, characterized in that: The left side of the second screen (77) is set as a smooth plane.

7. The device for screening and recovering welding slag and flux for submerged arc welding according to claim 1, characterized in that: A stabilizing component is provided at the bottom end of the casing (1), the stabilizing component comprising a slide (81), the top end of the slide (81) is fixedly connected to the bottom end of the casing (1), the inner wall of the slide (81) is slidably connected to a base (82), the slide (81) and the base (82) are elastically connected via a compression spring (83), an air hole is provided on the upper side of the front end of the slide (81), and a collection box (9) is provided on the inner wall of the bottom end of the casing (1).

8. The device for screening and recovering welding slag and flux of submerged arc welding according to claim 7, characterized in that: Four groups of the stabilizing components are provided, and the four groups of the stabilizing components are symmetrically arranged with the housing (1) as a symmetry axis.

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