CN213224698U

CN213224698U - Welding attachment cleaning mechanism

Info

Publication number: CN213224698U
Application number: CN202022002798.7U
Authority: CN
Inventors: 刘建军; 胡文喜; 柴瑞骏
Original assignee: Hubei Tiangao Bridge Engineering Co ltd
Current assignee: Hubei Tiangao steel bridge Zhizao Technology Co.,Ltd.
Priority date: 2020-09-14
Filing date: 2020-09-14
Publication date: 2021-05-18
Anticipated expiration: 2030-09-14

Abstract

The utility model discloses a welding attachment cleaning mechanism, which is used for entering a cavity of a slender welding object to clean the welding attachment; welding attachment clearance mechanism includes major structure, clamping structure, clearance board, the clearance board through clamping structure can dismantle connect in the major structure. The utility model discloses a welding attachment clearance mechanism can solve artifical clearance inefficiency and clear up unclean problem, alleviates workman's intensity of labour, shortens steel structural component's manufacturing cycle, practices thrift the cost.

Description

Welding attachment cleaning mechanism

Technical Field

The utility model relates to a welding technique, concretely relates to welding attachment clearance mechanism.

Background

In the field of welding of steel structures such as bridges and buildings, welding of narrow and small closed space structures is often encountered, particularly welding of such long fillet welds between a U rib of a steel box girder and a bridge deck slab, and in order to improve the performance of the weld of the U rib, full penetration of the U rib without defects needs to be realizedIn the prior art, a method for welding the inside of the U rib by adopting a connecting arm to connect an inner welding device and a method for welding the inside of the U rib by adopting a welding trolley to enter a cavity inside the U rib appear. Following the U rib CO²The application of gas shielded internal welding and submerged arc internal welding technology, the cleaning work of flux or welding flux and welding slag after the internal welding of the U-shaped rib is finished, is the biggest trouble of all production enterprises.

SUMMERY OF THE UTILITY MODEL

To the above defect or the improvement demand of prior art, the utility model provides a welding attachment clearance mechanism can solve artifical clearance inefficiency and clear up unclean problem, alleviates workman's intensity of labour, shortens steel structural component's manufacturing cycle, practices thrift the cost.

The utility model discloses the technical scheme who adopts does:

in one aspect, the present application provides a weld deposit clearing mechanism for entering into an elongated weld deposit cavity to clear weld deposits;

welding attachment clearance mechanism includes major structure, clamping structure, clearance board, the clearance board through clamping structure can dismantle connect in the major structure.

In one embodiment, the bottom of the main body structure is provided with a walking wheel, and the top of the main body structure is provided with a jacking wheel.

In one embodiment, the tightening wheels have elastic structures, and the tightening wheels comprise two tightening wheels, and the two tightening wheels are arranged on the main body structure in a front-back mode.

In one embodiment, the cleaning plate of the welding attachment cleaning mechanism is a rubber plate.

In one embodiment, the cleaning plate has a thickness of 4-10 mm; preferably 5 mm.

In one embodiment, the shape of the outer profile of the cleaning plate matches the shape of the cross-section of the elongated weldment cavity.

In one embodiment, the elongated weldment is a U-ribbed plate unit, the cleaning plate is U-shaped, and the jacking wheels are mounted in the middle of the U-shaped cleaning plate.

In one embodiment, the cross-sectional shape of the main body structure is the same as the cross-sectional shape of the elongated weld cavity, and the length of the main body structure is 0.3-0.6 m.

In one embodiment, the cleaning plate has a width, the clamping structure includes a clamping plate, the body structure has a mounting plate, and the cleaning plate is disposed between the clamping plate and the mounting plate of the body structure; the bolt passes splint and cleaning plate to be connected with major structure's mounting panel, the cleaning plate can dismantle through the bolt and connect in major structure.

In one embodiment, the cleaning plates are provided in two groups, and the two groups of cleaning plates are respectively arranged at the front end and the rear end of the main body structure.

The utility model discloses another aspect still provides a welding system, welding system includes as above-mentioned welding attachment cleaning device.

In one embodiment, the welding system further comprises an internal welding device for entering into the elongated weldment cavity for welding and bringing the traction device into the elongated weldment cavity.

This application adopts adjustable rubber scraper on the one hand, can be applicable to the U rib of various specifications.

This application adopts multi-level scarfing cinder scraper blade can scrape welding attachments such as the inside solder flux of shovel U rib, welding slag many times on the one hand, can guarantee the cleanliness factor of clearance.

On one hand, the omnibearing jacking wheel is arranged, so that the phenomenon that welding flux and welding slag are not cleaned completely due to tilting of the scraper device can be prevented; and meanwhile, the phenomenon of blocking caused by deflection of the scraper device in the U rib can be prevented.

On one hand, the traction steel wire rope is preset during internal welding, and the step of manually threading the steel wire rope is omitted.

This application adopts detachable wire rope reel on the one hand for wire rope's circulation speed, also solved the wire rope of overlength board unit simultaneously and need connect long problem.

This application on the one hand traction motor and flux recovery box install on liftable platform, can accomplish the inside flux clearance operation of putting things in good order multilayer board unit U rib.

On one hand, the flux recovery box is flush with the single element steel plate, and the flux directly falls into the recovery box without secondary cleaning; after the split type welding flux recovery box is filled, the split type welding flux recovery box can directly continue to operate with the empty box without shutdown treatment.

This application portable lift platform does not need solitary solder flux to retrieve the place on the one hand, can deposit regional adjustment along with the unit and carry out quick travel.

Through the method and the device, mechanization of cleaning of the welding flux in the U rib is achieved, unit element manufacturing efficiency is improved, unit element manufacturing cost is saved, and manufacturing in a factory of a bridge steel structure is more smooth.

Drawings

Fig. 1 is a schematic overall configuration diagram of an embodiment of a welding deposit cleaning apparatus.

Fig. 2 is a schematic view of a partial structure of one embodiment of the welding attachment cleaning apparatus.

Fig. 3 is another view of a partial structure of one embodiment of the welding attachment cleaning apparatus.

Fig. 4 is a schematic structural diagram of an embodiment of the welding attachment cleaning mechanism.

Fig. 5 is another view of the structure of one embodiment of the weld deposit clearing mechanism.

Fig. 6 is another view of the structure of one embodiment of the weld deposit clearing mechanism.

Fig. 7 is a schematic view of a weld deposit clearing mechanism entering the weld.

Fig. 8 is a schematic view of cleaning the U rib plate unit placed after welding.

The welding and adhering substance cleaning device comprises a moving platform 100, a moving wheel 101, a locking mechanism 102, a lifting frame 103, a welding and adhering substance cleaning mechanism 1031, a hook 104, a base 105, a support 106, a driving mechanism 200, a motor 201, a traction device 300, a traction rope 301, a winding drum 302, a welding and adhering substance cleaning mechanism 400, a main body structure 401, a clamping structure 402, a clamping plate 4022, a scraping plate 403, a walking wheel 404, a tightening wheel 405, a hanging ring 406, a bolt 407, a recovery box 500, a hanging lug 501, a U rib plate unit 1000, a U rib 1001 and a steel plate 1002.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. In addition, the technical features mentioned in the embodiments of the present invention described below can be combined with each other as long as they do not conflict with each other.

Referring to fig. 1, a schematic view of an embodiment of a welding deposit cleaning apparatus according to the present application is shown, the welding deposit cleaning apparatus including: the mobile platform 100, the driving mechanism 200, the traction device 300 and the welding attachment cleaning mechanism 400. The traction device 300 is used to connect the drive mechanism 200 and the welding attachment cleaning mechanism 400. The driving mechanism 200 is used for being arranged outside the elongated welding object cavity to drive the welding attachment cleaning mechanism 400 to move. The weld attachment cleaning mechanism 400 is used to clean weld attachment into the elongated weld cavity. The driving mechanism 200 is provided on the moving platform 100. The present application will be described by taking a welded U-rib plate unit as an example. As shown in fig. 8, in one embodiment of the present application, the elongated weldment is a U-ribbed plate unit. The welded U rib plate units are stacked together, and welding attachments in the cavity need to be cleaned.

Referring to fig. 2, the moving platform 100 has moving wheels 101 and a locking mechanism 102, and the moving platform 100 is movable by the moving wheels 101, and the locking mechanism 102 is used to fix the moving platform 100 when cleaning the welding attachment. The mobile platform 100 has a crane 103, and the driving mechanism 200 is provided on the crane 103.

In one embodiment of the present application, the mobile platform 100 is a driving platform, the driving platform has a lifting frame 103, and the driving mechanism 200 is disposed on the lifting frame 103. The driving platform is used for being arranged outside the elongated welding object cavity to drive the welding attachment cleaning mechanism 400 to move.

The driving platform has various realization modes, and the lifting frame 103 can adopt a hydraulic lifting mechanism. Specifically, the driving platform has a base 105 and a support 106. The bracket 106 is vertically arranged on the base 105, and the lifting frame 103 is arranged on the bracket 106 in a lifting way. The base 105 is provided with a moving wheel 101 and a locking mechanism 102. Through removing wheel 101, drive platform can remove wantonly, conveniently removes welding attached thing cleaning device to the welding thing and puts the department. The locking mechanism 102 may secure the mobile platform 100 to the ground to prevent slipping or rolling while cleaning the weld attachment. In one embodiment of the present application, the locking mechanism 102 is a retractable fixed support that retracts away from the ground when the drive platform moves; when arriving the welding object and locating, when clearing up the welding attachment, the fixed post stretches out, contacts with ground to form and support and fix, prevent that drive platform from removing.

In one embodiment of the present application, the mobile platform 100 may be adapted to be a suitable small hydraulic forklift. By using the moving function and the lifting function of the forklift, the function of the mobile platform 100 as a driving platform can be conveniently realized.

Referring to fig. 2 and 3, in one embodiment of the present application, a traction device 300 includes a traction rope 301. Preferably, the hauling rope 301 is a steel rope. The welding attachment cleaning mechanism 400 is provided with a hanging ring 406, and the traction rope 301 can be detachably connected with the hanging ring 406. The traction device 300 further comprises a winding drum 302, the winding drum 302 is arranged on the lifting frame 103, and the winding drum 302 is detachably connected with the driving mechanism 200. The pull cord 301 may be wound around a spool 302 during recovery of the weld attachment. The driving mechanism 200 comprises a motor 201, and the motor 201 is detachably connected with the winding drum 302. The motor 201 is fixed on the lifting frame 103. The detachable steel wire rope reel 302 is adopted, so that the circulation speed of the steel wire rope is increased, and the problem that the steel wire rope of the overlong plate unit needs to be lengthened is solved.

In one embodiment of the present application, the traction device 300 may be modified by selecting a suitable small winch. The function of the traction apparatus 300 can be conveniently realized by using the winding function of the winding machine.

Referring to fig. 1 and 3, in one embodiment of the present application, the welding attachment cleaning apparatus further includes a recovery box 500. The recovery box 500 is disposed below the crane 103, and the recovery box 500 is used to recover the welding adhesion. When the recovery box 500 is used, the recovery box 500 is lifted to be flush with the steel plate 1002 of the U-shaped rib plate unit 1000 through the lifting frame 103, welding attachments such as welding flux can directly fall into the recovery box 500, and secondary cleaning is not needed. The recycling box 500 is detachably designed, a detachable connecting structure is arranged between the recycling box 500 and the lifting frame 103, and in one embodiment of the present application, the detachable connecting structure is of a hanging lug 501 type. The recovery box 500 is provided with a hanging lug 501, and the lifting frame 103 is provided with a hook 104. After the split type detachable recovery box 500 is filled, the empty recovery box 500 can be directly replaced to continue the operation without shutdown processing.

The motor 201 and the recovery box 500 are mounted on a lifting platform, and the cleaning operation of welding attachments such as welding flux and the like in the cavity inside the U rib 1001 of the stacked multi-layer plate unit can be completed. In one embodiment, the cleaning operation of welding attachments such as welding flux and the like of the inner cavity of the U-shaped rib plate unit with at least 5 layers stacked can be completed. The movable liftable driving platform does not need an independent recovery field, and can be adjusted along with a welding object placing area to move quickly.

In one embodiment of the present application, the crane 103 has a welding deposit cleaning mechanism 1031 at a position corresponding to the recovery box 500. The welding attachment cleaning mechanism 1031 has rails on which the traveling wheels 404 of the welding attachment cleaning mechanism 400 travel. When not in use, the welding deposit cleaning mechanism 400 can be placed on the welding deposit cleaning mechanism position 1031. When cleaning the welding deposits, the driving mechanism 200 takes the welding deposits cleaning mechanism 400 out of the welding deposits, and can return directly to the welding deposits cleaning mechanism 1031, and simultaneously, collects the welding deposits such as flux into the collection box 500.

Referring to fig. 4-8, in one embodiment of the present application, a weld attachment cleaning mechanism 400 includes a cleaning plate shaped to match the cross-sectional shape of an elongated weld cavity. In one embodiment, the cleaning plate is a scraper 403 for cleaning the solder deposit attached to the solder during soldering. It is understood that if gas shield welding is used for welding, the welding deposit is mainly flux, slag, etc., and if submerged arc welding is used for welding, the welding deposit is mainly flux, slag, etc. In the present application, the welding adhesion refers to what needs to be cleaned, such as flux, welding flux, and slag, left over during welding.

In one embodiment of the present application, the weld deposit cleaning mechanism 400 includes a main body structure 401 and a clamping structure 402, and the scraper 403 is detachably connected to the main body structure 401 through the clamping structure 402. In one embodiment, the scraper 403 of the weld deposit clearing mechanism 400 is a rubber plate. By adopting the rubber plate, a better cleaning effect can be achieved, a long and thin welding object can not be damaged, and the workpiece can not be damaged.

In one embodiment of the present application, the welding attachment cleaning mechanism 400 includes a main body structure 401, a clamping structure 402, and a cleaning plate detachably connected to the main body structure 401 through the clamping structure 402. In one embodiment of the present application, the bottom of the body structure 401 has a road wheel 404, and the top of the body structure 401 has a tightening wheel 405. The tightening wheel 405 has an elastic structure, and the tightening wheel 405 includes two tightening wheels 405, and the two tightening wheels 405 are disposed on the main body structure 401 in a front-back manner. It is understood that there may be more than two tightening wheels 405, and that they may be installed above and on both sides of the main body structure 401. Install omnidirectional tight wheel 405 in top, can prevent that scraper blade 403 device perk from leading to welding attachments such as welding flux, welding slag clean up unclean, also can prevent the card phenomenon of dying that the cleaning plate deflected and leads to in U rib 1001 is inside simultaneously.

In one embodiment of the present application, the cleaning plate of the weld deposit cleaning mechanism 400 is a rubber plate. The thickness of the cleaning plate is 4-10 mm; preferably 5 mm. By adopting the 5mm rubber plate, a better cleaning effect can be achieved, and the service life of the rubber plate is longer.

The shape of the outer contour of the cleaning plate is matched with the shape of the cross section of the cavity of the slender welding object. In the embodiment of the present application, the elongated weldment is a U-rib plate unit 1000, and the U-rib plate unit 1000 includes a U-rib 1001 and a steel plate 1002. What needs to be cleaned is the welding attachment left when welding in the U-ribbed plate unit 1000. It can be understood that the weld attachment is mainly present on the steel plate 1002 of the U-ribbed panel unit 1000, particularly at the weld corners on both sides, i.e., both sides, of the inverted U-rib 1001. Accordingly, the cleaning plate is shaped as a U-shaped structure with an open upper portion, and the lower portion of the cleaning plate is wider than the upper portion and has a substantially trapezoidal shape (open upper portion) that conforms to the shape of the U-shaped rib 1001. In one embodiment, the upper portion of the cleaning plate may also be provided without openings and be generally trapezoidal in shape to match the shape of the U-ribs (as shown in fig. 6). Specifically, the two sides of the lower portion of the cleaning plate are adapted to the shape of the welding corners of the U-shaped rib plate unit 1000, and preferably, a chamfer or fillet structure is designed. Through the chamfer or the fillet structure that design and fillet shape suited, can effectively strike off welding slag etc. prevent to scrape bad fillet weld simultaneously. The cleaning plate is of a trapezoidal structure with an opening at the upper part and a U-shaped structure with a wide lower part and a narrow upper part, and the size of the outer contour of the cleaning plate is matched with the size of the inner cavity of the U-shaped rib plate unit 1000.

The cleaning plate has a width for detachable connection to the main structure 401. In one embodiment of the present application, the cleaning plate is attached to the main structure 401 by bolts 407. Specifically, clamping structure 402 includes splint 4022, and major structure 401 has the mounting panel around, and the clearance board sets up between splint 4022 and major structure 401, and bolt 407 passes splint 4022 and the clearance board is connected with the mounting panel of major structure 401, with the clearance board clamping on the major structure. As shown in fig. 6, the shape of the clamping plate 4022 is adapted to the shape of the cleaning plate, and is a U-shaped structure with an open upper portion, and the cleaning plate is wider at the lower portion than at the upper portion and has a substantially trapezoidal shape (open upper portion). By providing a matching clamping plate, the clamping plate clamps the cleaning plate outer profile to the mounting plate. The puller wheel 405 is mounted in the middle of the U-shaped cleaning plate, i.e. the puller wheel 405 is connected to the main body structure 401 in the space in the opening of the U-shaped cleaning plate.

In one embodiment of the present application, the cross-sectional shape of the main body structure 401 is the same as the cross-sectional shape of the elongated weld cavity, and the length of the main body structure 401 is 0.3-0.6 m. In one embodiment of the present application, there are two sets of cleaning plates, which are respectively disposed at the front and rear ends of the main body structure 401. In one embodiment of the present application, the welding attachment cleaning mechanism 400 has two hanging rings 406, and the two hanging rings 406 are respectively disposed at the front and rear ends of the main body structure 401. The pull-cord 301 may be removably attached to the suspension loop 406. Through setting up link 406 around, welding attachment clearance mechanism 400 need not divide the front and back when the clearance, and both directions can be connected with actuating mechanism 200, and is convenient high-efficient, if there is the card dead in addition, can pull out welding attachment clearance mechanism 400 in another direction reversal. The slag removal scraper 403 of this application adopts the profile modeling anchor clamps as the skeleton, and the rubber slab through the centre gripping is laminated completely with U rib 1001 inner space. The shape of the rubber sheet can be freely adjusted, and the rubber sheet can be applied to U ribs 1001 of various specifications. The multiple groups of slag cleaning scraping plates 403 can scrape the welding flux and welding slag in the U-shaped rib 1001 for multiple times, and the cleanliness of cleaning can be guaranteed. The bottom of the main body structure 401 is provided with a walking wheel 404, and the top of the main body structure 401 is provided with a tightening wheel 405. In one embodiment of the present application, the tightening wheel 405 is corresponding to the cleaning plate, and is installed at the front and the rear of the main structure 401, and the tightening wheel 405 has an elastic structure capable of generating a tightening force under the action of an elastic force. The tightening force can also be generated by other structures, such as hydraulic structures. The installation omnidirectional tight pulley 405 in top can prevent that welding attachment clearance mechanism 400 perk from leading to welding flux, welding slag clearance unclean, also can prevent the dead phenomenon of card that welding attachment clearance mechanism 400 deflected and leads to in U rib 1001 is inside simultaneously.

In an embodiment of the application, a database in which various scraper 403 forms and equipment models are selected can be established, and statistics and summary are timely carried out according to actual production conditions, so that the cleaning effect is ensured to meet production requirements. Through detachable scraper blade 403, can adopt the welding attachment cleaning device of this application to satisfy the clearance demand of different long and thin weldments, only need to change assorted cleaning plate can, convenient and fast, the suitability is strong, and is with low costs.

The application discloses welding attachment cleaning device, when using, moving platform removes to long and thin welding thing and puts the department, and moving platform is just to the one end of long and thin welding thing, with the crane lift to with the relative height of cavity of long and thin welding thing. The locking mechanism locks the mobile platform. The welding attachment cleaning mechanism is placed at the other end of the long and thin welding object and is placed into a cavity of the corresponding long and thin welding object, the traction rope is connected with the welding attachment cleaning mechanism and the driving mechanism respectively, the traction rope can be brought into the cavity of the long and thin welding object in advance when the long and thin welding object is subjected to internal welding, the motor is started to drive the welding attachment cleaning mechanism to move in the cavity, the welding attachment cleaning mechanism moves to one end of the moving platform from the other end, and the scraper scrapes the welding attachment in the cavity and scrapes the welding attachment out of the cavity to the recovery box. After the cleaning work of one cavity is finished, the winding drum can be detached, the support of the mobile platform rises or falls to correspond to the height of the other cavity, and the traction device corresponding to the cavity is connected again, so that the cleaning work of the cavity is finished. And after the cavities in one working position are completely cleaned, horizontally moving the movable platform, and continuing the operation to finish the cleaning work of the cavities in the other position. Through the welding attachment cleaning device and method, the problems of low manual cleaning efficiency and unclean cleaning can be solved, the labor intensity of workers is reduced, the manufacturing period of steel structural members is shortened, the cost is saved, the cleaning work of long and thin weldments stacked and placed at different heights can be completed at the same station, and the welding attachment cleaning device and method are convenient and efficient. It can be understood that when different cavities are cleaned, the cleaning of different cavities on the same horizontal plane can be completed first, and the cleaning of cavities on another horizontal plane can be completed.

In one embodiment of the present application, there is also provided a welding system including the weld deposit cleaning apparatus as described above.

Specifically, the welding system further includes an internal welding device for accessing the elongated weldment cavity for welding and bringing the pulling device 300 into the elongated weldment cavity. The inner welding device can be an inner welding trolley or a connecting rod type inner welding mechanism in the prior art. When the inner welding device enters the elongated welding object cavity to be welded, the traction device 300 is brought into the elongated welding object cavity, so that the working procedures can be saved, and the efficiency is improved.

In an embodiment of the present application, there is also provided a method for cleaning a welding attachment, including:

the weld deposit clearing mechanism 400 enters the first elongated weld cavity;

the drive mechanism 200 is moved to a position compatible with the first elongated weldment cavity;

the traction device 300 is connected with the driving mechanism 200 and the welding attachment cleaning mechanism 400;

the driving mechanism 200 drives the welding attachment cleaning mechanism 400 to clean the welding attachments in the first elongated welding object cavity.

In an embodiment of the present application, the method for cleaning welding adhesion further includes:

the weld deposit clearing mechanism 400 enters the second elongated weld cavity;

the drive mechanism 200 is moved to a position compatible with the second elongated weldment cavity;

the driving mechanism 200 drives the welding attachment cleaning mechanism 400 to clean the welding attachment in the second elongated welding object cavity;

the second elongated weld is at a different height than the first elongated weld; it will be appreciated that the first and second elongate objects may here be U-ribbed plate units placed at different heights.

Alternatively, the second elongated weldment is at a different location on the same horizontal plane as the first elongated weldment. It will be appreciated that the first and second elongate objects may here be different U-ribs of one U-rib plate unit.

In an embodiment of the present application, the method for cleaning welding adhesion further includes: the pulling device 300 enters the elongated weldment cavity while welding. And a traction steel wire rope is preset during internal welding, so that the step of manually threading the steel wire rope is omitted.

In an embodiment of the present application, the above welding attachment cleaning method employs the above welding attachment cleaning apparatus; or a welding system as described above.

It will be understood by those skilled in the art that the foregoing is merely exemplary of the present invention, and is not intended to limit the invention to the particular forms disclosed, but on the contrary, the intention is to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the invention as defined by the appended claims.

Claims

1. The utility model provides a welding attachment clearance mechanism which characterized in that: the welding attachment cleaning mechanism is used for entering the elongated welding attachment cavity to clean welding attachments;

2. The weld attachment cleaning mechanism according to claim 1, wherein the main body structure has a walking wheel at a bottom thereof and a jacking wheel at a top thereof.

3. The weld deposit clearing mechanism according to claim 2, wherein the tightening wheel has a flexible structure, and the tightening wheel comprises two tightening wheels, and the two tightening wheels are arranged on the main structure in a front-back manner.

4. The weld deposit clearing mechanism according to claim 1, wherein the clearing plate of the weld deposit clearing mechanism is a rubber plate.

5. The weld deposit clearing mechanism according to claim 4, wherein the clearing plate is 4-10mm thick; preferably 5 mm.

6. The weld deposit clearing mechanism of claim 2, wherein the clearing plate outer profile has a shape matching the elongated weld cavity cross-sectional shape.

7. The weld deposit clearing mechanism of claim 6, wherein the elongated weld is a U-ribbed plate unit, the clearing plate is U-shaped, and the puller wheel is mounted in the middle of the U-shaped clearing plate.

8. The weld deposit clearing mechanism of claim 1 wherein said main body structure cross-sectional shape is the same as said elongated weld cavity cross-sectional shape, said main body structure length being 0.3-0.6 m.

9. The weld attachment cleaning mechanism according to claim 7, wherein the cleaning plate has a width, the clamping structure includes a clamping plate, the body structure has a mounting plate, and the cleaning plate is disposed between the clamping plate and the mounting plate of the body structure; the bolt passes splint and cleaning plate to be connected with the mounting panel of major structure, the cleaning plate can dismantle through the bolt connect in major structure.

10. The weld attachment cleaning mechanism according to any one of claims 1 to 9, wherein the cleaning plates are provided in two sets, respectively, at front and rear ends of the main structure.