Filter element net cylinder welding tool

Abstract

The utility model relates to the technical field of welding tools, in particular to a filter element net cylinder welding tool which comprises a left fixing frame and a right fixing frame, a containing groove used for containing a framework is formed between the left fixing frame and the right fixing frame, and the left fixing frame and the right fixing frame are detachably connected through a connecting device. The left fixing frame and the right fixing frame are provided with through grooves used for exposing the welding position, welding deformation is avoided, and the welding accuracy and efficiency are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to welding tool technical field, concretely relates to a filter element net cylinder welding tool. BACKGROUND

[0002] As a filter element, the filter screen is a kind of widely used component, and the filter screen is used in juice machine, dust collector or filter of aerospace industry, the volume of such equipment is small, and the filtering requirement is high, if using manual welding, the protruding weld on the filter screen is too large, and it also causes the situation such as filter impurity blockage, so the filter screen weld using this welding mode needs to be treated on the surface again, and it is as smooth as possible.

[0003] In the prior art, in order to reduce the size of the weld and improve the welding quality, an electron beam welding machine is used to assist in welding the filter screen, but it is found in use that when welding is carried out using the electron beam welding machine, the rectangular filter screen sheet does not closely adhere to the framework, resulting in deformation of the filter screen after welding is completed, which affects subsequent welding, and therefore the technical scheme is proposed to improve the problems existing in the use of the electron beam welding machine. SUMMARY

[0004] The utility model discloses a filter element net cylinder welding tool which overcomes the problem of poor adhesion between the filter screen and the framework in the prior art and provides a filter element net cylinder welding tool.

[0005] To achieve the above-mentioned purpose, the utility model embodiment specifically adopts the following technical scheme: a filter element net cylinder welding tool, comprising a left fixing frame and a right fixing frame, a containing groove for containing a framework is arranged in the middle of the left fixing frame and the right fixing frame, the left fixing frame and the right fixing frame are detachably connected through a connecting device, and a through groove for exposing a welding position is arranged on the left fixing frame and the right fixing frame.

[0006] Further, the connecting device is a connecting block arranged at both ends of the left fixing block and the right fixing block, and a threaded hole for screwing a bolt is arranged on the side surface of the connecting block.

[0007] Further, an adjusting hole is arranged at the middle position of the connecting block.

[0008] Further, the cross section of the containing groove is semicircular, and a positioning groove for clamping the framework is arranged at both ends of the containing groove.

[0009] Further, the through groove is arranged at the connecting position of the left fixing frame and the right fixing frame, and a boss protruding outward is arranged on the upper edge of the through groove.

[0010] The embodiment of the utility model has the advantages that the left fixing frame and the right fixing frame are firmly connected together, the framework is placed in the containing groove, then the filter screen is covered on the framework, and the distance between the left fixing frame and the right fixing frame is adjusted, so that the filter screen is tightly attached to the framework, the tight connection between the left fixing frame and the right fixing frame can ensure that the filter screen and the framework always keep a tight attachment state, thereby avoiding welding deformation and improving the accuracy and efficiency of welding. BRIEF DESCRIPTION OF DRAWINGS

[0011] Fig. 1 It is an overall structure schematic view of the utility model;

[0012] Fig. 2 It is a structure schematic view of the utility model after being separated;

[0013] Fig. 3 It is a sectional structure schematic view of the utility model;

[0014] In the drawing: 1, right fixing frame; 2, left fixing frame; 3, connecting block; 301, threaded hole; 302, adjusting hole; 4, containing groove; 401, positioning groove; 5, through groove; 501, boss. DETAILED DESCRIPTION

[0015] The preferred embodiments of the utility model will be described below with reference to the drawings, and those skilled in the art should understand that these embodiments are only used to explain the technical principles of the utility model, and are not intended to limit the protection scope of the utility model.

[0016] Referring to Figs. 1 to 3 The embodiment of the utility model discloses a filter element net cylinder welding tool, mainly including left fixing frame 2 and right fixing frame 1 structure, two fixing frames are provided with a containing groove 4 for containing framework in the middle when designing, the shape of containing groove 4 can be designed according to the specific shape of framework, to ensure that the framework can be tightly fixed in it, generally speaking, the overall cross section of containing groove 4 is circular, in order to facilitate processing and use, containing groove 4 is designed as the shape of two semicircles, in left fixing frame 2 and right fixing frame 1 each half, it is convenient for two fixing frames to be buckled together after the framework of filter screen is clamped together, so that the framework keeps stable, improves the stability when welding.

[0017] The left fixed frame 2 and the right fixed frame 1 are detachably connected through a connecting device, the connecting device is a connecting block 3 arranged at the two ends of the left fixed block and the right fixed block, the shape of the connecting block 3 is arranged according to the accommodating space of the electron beam welding machine tool fixing position, so as to facilitate the stability of the welding of the fixed block and the right fixed block connected together, screw holes 301 are arranged on the side surface of the connecting block 3, the screw holes 301 are arranged transversely, bolts are screwed in the screw holes 301, the left fixed frame 2 and the right fixed frame 1 are firmly connected together by using the bolts, and the space for accommodating the skeleton and the filter screen is formed in the left fixed block and the right fixed block, positioning grooves 401 are further arranged at the two ends of the accommodating groove 4, which are used for clamping the skeleton to prevent the skeleton from moving or deforming during the welding process, in use, the left fixed frame 2 and the right fixed frame 1 are first separated, the skeleton is placed into the accommodating groove 4, the two ends of the skeleton are clamped into the positioning grooves 401, and then the rectangular filter screen is arranged outside or inside the skeleton according to the production needs, and then the left fixed frame 2 and the right fixed frame 1 are connected together by using the bolts, the filter screen is surrounded into a cylindrical shape during the connecting process, and the skeleton and the filter screen are fixed, in order to ensure that the welding position can be fully exposed during the welding process, the through groove 5 is further arranged on the left fixed frame 2 and the right fixed frame 1, the position of the through groove 5 is designed at the connecting position of the left fixed frame 2 and the right fixed frame 1, so that the welding position can be clearly exposed when the fixed frame is tightly attached, and a protruding boss 501 is arranged on the upper edge of the through groove 5. The boss 501 can play a positioning and supporting role during the welding process, the two ends of the filter screen welded are exposed at the through groove 5, which is convenient for the welding of the joint seam by the electron beam welding machine tool, the skeleton and the filter screen are clamped by the left fixed frame 2 and the right fixed frame 1 on both sides, so that the joint seam of the filter screen can be pressed tightly, the gap after the welding is greatly reduced, the attachment is more tightly, the cylindrical shape of the filter screen is more standardized, the welding is more stable after the welding, the arrangement process during the welding is greatly reduced, only the excess filter screen edge needs to be cut after the welding is completed, the quality of the cylindrical filter screen after the welding is improved, and the processing effect of the filter screen is ensured.

[0018] An adjusting hole 302 is arranged at the middle position of the connecting block 3, the adjusting hole 302 can be used for installing an adjusting bolt, so as to finely adjust the left and right positions of the skeleton when necessary, so as to ensure that the filter screen sheet and the skeleton reach the best attachment state, the adjusting bolt is withdrawn after the adjustment is completed, the left fixed frame 2 and the right fixed frame 1 are connected by using the bolts, and the welding of the filter screen is continued, and the use effect is improved.

[0019] The using method is as follows: firstly, according to the shape and size of the skeleton, the suitable containing groove 4 and positioning groove 401 are selected, the skeleton is placed in the containing groove 4, then, the filter screen is covered on the skeleton, the distance between the left fixing frame 2 and the right fixing frame 1 is adjusted, the filter screen is tightly fitted with the skeleton, then, the bolt is screwed through the threaded hole 301 on the connecting block 3, the left fixing frame 2 and the right fixing frame 1 are firmly connected together, finally, the welding machine is used to weld the welding position, and in the welding process, the tight connection between the left fixing frame 2 and the right fixing frame 1 can ensure that the filter screen is always tightly fitted with the skeleton, so that the welding deformation is avoided, and the welding accuracy and efficiency are improved.

[0020] It should be noted that in the description of the present application, the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and other terms indicating direction or positional relationship are based on the direction or positional relationship shown in the drawings, which is only for the convenience of description, and does not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present application. In addition, the terms "first", "second", "third" are only for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0021] In addition, it should be further pointed out that in the description of the present application, unless otherwise explicitly specified and limited, the terms "mounting", "connecting" and "connecting" should be understood broadly, 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; it can be the communication inside two elements. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0022] The term "includes" or any other similar term is intended to cover non-exclusive inclusion, so that the process, article or equipment / device including a series of elements not only includes those elements, but also includes other elements not explicitly listed, or also includes the elements inherent to the process, article or equipment / device.

[0023] So far, the technical scheme of the present application has been described in combination with the preferred embodiments shown in the drawings, but those skilled in the art can easily understand that the protection scope of the present application is obviously not limited to these specific embodiments. Without deviating from the principles of the present application, those skilled in the art can make equivalent changes or replacements to related technical features, and the technical scheme after the changes or replacements will fall within the protection scope of the present application.

Claims

1. A filter element can assembly welding fixture characterized by: The left and right fixing frames are provided with accommodating grooves for accommodating the framework, and are detachably connected through connecting devices.

2. The filter element canister welding tooling of claim 1, wherein: The connecting devices are connecting blocks provided at the two ends of the left and right fixing blocks, and the side surfaces of the connecting blocks are provided with threaded holes for screwing bolts.

3. The filter element canister welding tool of claim 2, wherein: The middle positions of the connecting blocks are provided with adjusting holes.

4. The filter element canister welding tool of claim 1, wherein: The cross sections of the accommodating grooves are semicircular, and the two ends of the accommodating grooves are provided with positioning grooves for clamping the framework.

5. The filter element canister welding tooling of claim 1, wherein: The through grooves are provided at the connecting positions of the left and right fixing frames, and the upper edges of the through grooves are provided with outwardly protruding bosses.

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