Automatic screening tool for granular submerged-arc welding flux

Abstract

The automatic screening tool for the granular submerged-arc welding flux comprises a spiral conveyor and an automatic screening tool body, a connecting cylinder is arranged on one side of the top of the spiral conveyor, a conveying area is arranged on the top of the connecting cylinder, the automatic screening tool body is arranged on the top of the conveying area, and a filtering cylinder is arranged on the top of the interior of the automatic screening tool body. According to the automatic screening device, a large amount of welding slag in a submerged arc welding agent and welding slag mixture is blocked outside the automatic screening device through the filtering cylinder, then the submerged arc welding agent and small-particle welding slag can be better screened out through an existing automatic screening device, the screening efficiency of the automatic screening device is improved, and the automatic screening device is simple in structure and convenient to operate. The filtered submerged-arc welding agent enters the spiral conveyor from the conveying area through the connecting cylinder, the conveying area is in a funnel shape, the submerged-arc welding agent can well flow, and the submerged-arc welding agent can be conveniently discharged after being conveyed by the spiral conveyor.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of submerged arc flux, specifically to a granular submerged arc flux automatic screening tool. BACKGROUND

[0002] Submerged arc welding is a method of welding by burning arc under the flux layer, which has inherent advantages of stable welding quality, high welding productivity, no arc light and little smoke, etc., so it becomes the main welding method in important steel structure manufacturing such as pressure vessel, pipe segment manufacturing and box beam column.

[0003] When adopting submerged arc welding for welding production, submerged arc flux is an indispensable auxiliary material, and the submerged arc flux is generally granular, and this part of granular can be recycled. Therefore, during the existing submerged arc welding production, the used submerged arc flux is generally screened and recycled through screening equipment to avoid waste of flux and reduce production cost.

[0004] The automatic screening tool in the prior art has low screening efficiency, and the screened flux still contains a large amount of blocky slag, and the discharge of the flux is also inconvenient after screening. UTILITY MODEL CONTENT

[0005] The utility model aims at providing a granular submerged arc flux automatic screening tool to solve the problems in the above background.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme:

[0007] A granular submerged arc flux automatic screening tool, comprising a screw conveyor and an automatic screening tool, both ends of the bottom of the screw conveyor are provided with supporting legs, the outer surface of the screw conveyor is fixedly connected with a conveying motor at the center of one side, the bottom output end of the conveying motor is provided with a rotating shaft, the other end of the rotating shaft is located at the other side of the inner surface of the screw conveyor, the surface of the rotating shaft is provided with a spiral blade, the top of the screw conveyor is provided with a connecting cylinder on one side, the top of the connecting cylinder is provided with a conveying area, the top of the conveying area is provided with the automatic screening tool, the inner top of the automatic screening tool is provided with a filter cylinder, the top of the filter cylinder is connected with the inner top of the automatic screening tool, the inner surface of the automatic screening tool is sequentially provided with a first screening tool and a second screening tool from bottom to top, and the outer surface of the automatic screening tool is provided with a blowdown port on one side and at the top of the first screening tool and the second screening tool.

[0008] The top back of the automatic screening device is provided with an extension plate, the front of the extension plate is provided with sliding guide rails at the top and bottom centers, the front of the sliding guide rails is provided with sliding cavities, the top and bottom centers of the sliding cavities are connected with two different ends of the lead screws respectively, the surface of the lead screws is provided with sliding blocks, the sliding blocks are embedded and connected in the sliding cavities, and the front of the sliding blocks is provided with a lifting plate.

[0009] Preferably, the top center of the sliding guide rail is fixedly connected with a reciprocating motor, and the bottom output end of the reciprocating motor is connected with the top of the lead screw.

[0010] Preferably, the top center of the lifting plate is provided with a rotating motor, the bottom output end of the rotating motor is provided with a rotating rod, and the bottom of the rotating rod is located in the inside of the filter cylinder.

[0011] Preferably, the bottom of the rotating rod is provided with an elastic pressing plate, and the surface of the elastic pressing plate is provided with elastic stirring blades.

[0012] Preferably, the top of the automatic screening device is provided with telescopic rods at two ends, and the top telescopic end of the telescopic rod is connected with the bottom of the lifting plate.

[0013] Preferably, the conveying area is funnel-shaped with a top size greater than a bottom size.

[0014] Compared with the prior art, the automatic screening device has the advantages that:

[0015] The automatic screening device for granular submerged arc welding agent is used to pour the used submerged arc welding agent into the inside of the filter cylinder, the filter cylinder filters the submerged arc welding agent and makes it enter the automatic screening device, in order to better filter the submerged arc welding agent from the filter cylinder into the automatic screening device, the rotating rod is placed in the filter cylinder, the elastic stirring blades at the bottom of the rotating rod stir the submerged arc welding agent and the slag, and the rotating rod reciprocates through the reciprocating motor, so that the elastic pressing plate exerts a certain force on the submerged arc welding agent, and the submerged arc welding agent can better pass through the filter cylinder, the automatic screening device can better screen the submerged arc welding agent and small particle slag through the existing automatic screening device, and the screening efficiency of the automatic screening device is improved.

[0016] The automatic screening device for granular submerged arc welding agent is used to pour the used submerged arc welding agent into the inside of the filter cylinder, the filter cylinder filters the submerged arc welding agent and makes it enter the automatic screening device, in order to better filter the submerged arc welding agent from the filter cylinder into the automatic screening device, the rotating rod is placed in the filter cylinder, the elastic stirring blades at the bottom of the rotating rod stir the submerged arc welding agent and the slag, and the rotating rod reciprocates through the reciprocating motor, so that the elastic pressing plate exerts a certain force on the submerged arc welding agent, and the submerged arc welding agent can better pass through the filter cylinder, the automatic screening device can better screen the submerged arc welding agent and small particle slag through the existing automatic screening device, and the screening efficiency of the automatic screening device is improved. BRIEF DESCRIPTION OF DRAWINGS

[0017] Fig. 1The whole structure schematic view of the utility model;

[0018] Fig. 2 The whole sectional view structure schematic view of the utility model;

[0019] Fig. 3 The rotating rod structure schematic view of the utility model.

[0020] In the figure: 1, screw conveyor;2, support leg;3, conveying motor;4, connecting cylinder;5, conveying area;6, automatic screening tool;7, sewage outlet;8, telescopic rod;9, lifting plate;10, rotating motor;11, sliding guide rail;12, sliding inner cavity;13, screw rod;14, reciprocating motor;15, sliding block;16, rotating shaft;17, spiral blade;18, first screening tool;19, second screening tool;20, filter cylinder;21, rotating rod;22, elastic pressing plate;23, elastic stirring blade. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the utility model will be apparently and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0022] In the description of the utility model, it needs to be explained that the orientation or position relation indicated by the terms "vertical", "upper", "lower", "horizontal" and the like is the orientation or position relation based on the orientation or position relation shown in the drawings, which is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model.

[0023] In the description of the utility model, it also needs to be explained that, unless otherwise explicitly specified and limited, the terms "arrange", "mount", "connect", "connect" should be understood in a broad sense, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected;It can be mechanically connected, or it can be electrically connected;It can be directly connected, or it can be indirectly connected through an intermediate medium, or it can be the communication inside two elements. For those skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0024] Please refer to Figs. 1-3 The utility model provides a technical scheme:

[0025] The utility model provides an automatic sieve of particle type submerged arc flux, including screw conveyor 1, automatic sieve 6, the bottom both ends of screw conveyor 1 are provided with support leg 2, the outside surface one side center of screw conveyor 1 is fixedly connected with conveying motor 3, the bottom output of conveying motor 3 is provided with rotating shaft 16, the other end of rotating shaft 16 is located the other side of the inner surface of screw conveyor 1, the surface of rotating shaft 16 is provided with spiral blade 17, wherein conveying motor 3 is the existing mature technology, here will not be repeated in detail the internal specific structure and working principle, need to explain, the other side bottom of conveying motor 3 is provided with discharge gate, will make submerged arc flux flow from here, the top one side of screw conveyor 1 is provided with connecting cylinder 4, the top of connecting cylinder 4 is provided with conveying area 5, the top of conveying area 5 is provided with automatic sieve 6, the inside top of automatic sieve 6 is provided with filter cylinder 20, the top of filter cylinder 20 is connected with the inside top of automatic sieve 6, the inner surface bottom of automatic sieve 6 is sequentially provided with first sieve 18 and second sieve 19, the outer surface one side of automatic sieve 6 and located the top of first sieve 18 and second sieve 19 is provided with blow-off port 7;

[0026] Need to explain, in the use process, first sieve 18 and second sieve 19 will vibrate, this is the existing mature technology, here will not be repeated in detail the internal specific structure and working principle, it also need to explain, in the use process, small particle slag will be discharged from blow-off port 7.

[0027] The top back of automatic sieve 6 is provided with an extension plate, the front top and bottom center of the extension plate are provided with sliding guide rails 11, the front of the sliding guide rails 11 is provided with sliding cavities 12, the top and bottom centers of the sliding cavities 12 are connected with the two different ends of a lead screw 13, respectively, the surface of the lead screw 13 is sleeved with a sliding block 15, the sliding block 15 is embedded and slidingly connected in the sliding cavity 12, and the front of the sliding block 15 is provided with a lifting plate 9.

[0028] Further, the top center of the sliding guide rail 11 is fixedly connected with a reciprocating motor 14, and the bottom output end of the reciprocating motor 14 is connected with the top of the lead screw 13.

[0029] Specifically, after the reciprocating motor 14 is started, the lead screw 13 will rotate, the rotation of the lead screw 13 will make the sliding block 15 reciprocate along the sliding cavity 12, so as to make the lifting plate 9 reciprocate, and finally make the rotating rod 21 reciprocate and make the elastic pressing plate 22 at the bottom of the rotating rod 21 reciprocate.

[0030] Further, the top center of the lifting plate 9 is provided with a rotating motor 10, the bottom output end of the rotating motor 10 is provided with a rotating rod 21, and the bottom of the rotating rod 21 is located in the inside of the filter cylinder 20.

[0031] Further, the bottom of the rotating rod 21 is provided with an elastic pressing plate 22, and the surface of the elastic pressing plate 22 is provided with an elastic stirring blade 23.

[0032] In use, the rotating motor 10 rotates to rotate the rotating rod 21, and the rotation of the rotating rod 21 rotates the elastic pressing plate 22, and the rotation of the elastic pressing plate 22 rotates the elastic stirring blade 23, so that the submerged arc welding agent is stirred.

[0033] In the use process, the reciprocating motor 14 and the rotating motor 10 are simultaneously performed, in order to prevent the submerged arc welding agent from splashing, the height of the submerged arc welding agent poured into is half of the total height of the filter cylinder 20.

[0034] Further, the top of the automatic screening device 6 is provided with a telescopic rod 8, and the top telescopic end of the telescopic rod 8 is connected with the bottom of the lifting plate 9, and in the reciprocating process of the lifting plate 9, the telescopic rod 8 is elongated or contracted to support the lifting plate 9.

[0035] Further, the conveying area 5 is a funnel shape with a top size greater than a bottom size, the filtered submerged arc welding agent passes through the connecting cylinder 4 into the screw conveyor 1 from the conveying area 5, the conveying area 5 is designed as a funnel shape, can well make the submerged arc welding agent flow, and then pass through the conveying of the screw conveyor 1, can conveniently discharge the submerged arc welding agent.

[0036] Working principle: the granular submerged arc welding agent automatic screening device of the utility model, the used submerged arc welding agent is poured into the inside of the filter cylinder 20, the surface of the filter cylinder 20 is provided with a plurality of micro-ports, the micro-ports can pass the arc welding agent, the filter cylinder 20 filters down the submerged arc welding agent and makes it enter the automatic screening device 6, wherein in order to better filter the submerged arc welding agent from the filter cylinder 20 into the automatic screening device 6, the rotating rod 21 is placed in the filter cylinder 20, the submerged arc welding agent is scattered by the stirring of the elastic stirring blade 23 at the bottom of the rotating rod 21, and the rotating rod 21 is also reciprocated by the reciprocating motor 14, so that the elastic pressing plate 22 exerts a certain force on the submerged arc welding agent, so that the submerged arc welding agent can better pass through the filter cylinder 20, wherein the utility model blocks a large amount of welding slag in the submerged arc welding agent and welding slag mixture outside the automatic screening device 6 by the filter cylinder 20, and then better screens the submerged arc welding agent and small particle welding slag by the existing automatic screening device 6, improves the screening efficiency of the automatic screening device 6.

[0037] It is worth noting that: the whole device is controlled by a controller, and since the controller is a commonly used device, it belongs to the existing mature technology, and the electrical connection relationship and the specific circuit structure are not repeated here.

[0038] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined in the appended claims and their equivalents.

Claims

1. An automatic sieve for granular submerged arc welding flux, comprising a screw conveyor (1) and an automatic sieve (6), characterized in that: The screw conveyor (1) has support legs (2) at both ends of its bottom. A conveying motor (3) is fixedly connected to the center of one side of the outer surface of the screw conveyor (1). A rotating shaft (16) is provided at the bottom output end of the conveying motor (3). The other end of the rotating shaft (16) is located on the other side of the inner surface of the screw conveyor (1). A spiral blade (17) is provided on the surface of the rotating shaft (16). A connecting cylinder (4) is provided on one side of the top of the screw conveyor (1). The top of the connecting cylinder (4) is... A conveying area (5) is provided, and an automatic screen (6) is provided on the top of the conveying area (5). A filter cylinder (20) is provided on the top of the inside of the automatic screen (6). The top of the filter cylinder (20) is connected to the top of the inside of the automatic screen (6). A first screen (18) and a second screen (19) are provided sequentially on the bottom of the inner surface of the automatic screen (6). A drain outlet (7) is provided on one side of the outer surface of the automatic screen (6) and on top of the first screen (18) and the second screen (19). An extension plate is provided on the top back of the automatic screen (6). A sliding guide rail (11) is provided at the top and bottom center of the front of the extension plate. A sliding inner cavity (12) is opened on the front of the sliding guide rail (11). The top and bottom center of the sliding inner cavity (12) are respectively connected to two different ends of the lead screw (13). A sliding block (15) is sleeved on the surface of the lead screw (13). The sliding block (15) is fitted and slidably connected in the sliding inner cavity (12). A lifting plate (9) is provided on the front of the sliding block (15).

2. The automatic sieve for granular submerged arc welding flux according to claim 1, characterized in that: A reciprocating motor (14) is fixedly connected to the top center of the sliding guide rail (11), and the bottom output end of the reciprocating motor (14) is connected to the top of the lead screw (13).

3. The automatic sieve for granular submerged arc welding flux according to claim 1, characterized in that: A rotary motor (10) is provided at the top center of the lifting plate (9), and a rotating rod (21) is provided at the bottom output end of the rotary motor (10). The bottom of the rotating rod (21) is located inside the filter cylinder (20).

4. The automatic sieve for granular submerged arc welding flux according to claim 3, characterized in that: The bottom of the rotating rod (21) is provided with an elastic pressure plate (22), and the surface of the elastic pressure plate (22) is provided with an elastic stirring blade (23).

5. The automatic sieve for granular submerged arc welding flux according to claim 1, characterized in that: The automatic screen (6) is provided with telescopic rods (8) at both ends of the top, and the top telescopic end of the telescopic rod (8) is connected to the bottom of the lifting plate (9).

6. The automatic sieve for granular submerged arc welding flux according to claim 1, characterized in that: The conveying area (5) is funnel-shaped with a top dimension larger than the bottom dimension.

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