CN204711389U - A kind of flux backing device used for submerged arc welding - Google Patents

A kind of flux backing device used for submerged arc welding Download PDF

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Publication number
CN204711389U
CN204711389U CN201520330329.4U CN201520330329U CN204711389U CN 204711389 U CN204711389 U CN 204711389U CN 201520330329 U CN201520330329 U CN 201520330329U CN 204711389 U CN204711389 U CN 204711389U
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China
Prior art keywords
bracing
strutting arrangement
tension
underframe
carrying roller
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CN201520330329.4U
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Chinese (zh)
Inventor
戚建伟
么洪彬
宋金留
王荣辉
曹玲华
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China Heavy Industry Equipment Ltd Electric Prince Wife Cao Pasture
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China Heavy Industry Equipment Ltd Electric Prince Wife Cao Pasture
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Abstract

A kind of flux backing device used for submerged arc welding, comprise the first bracing or strutting arrangement, the second bracing or strutting arrangement and tension bracing or strutting arrangement, said apparatus includes carrying roller and underframe, the surface contact of cylinder and belt, and carrying roller is connected by belt; First bracing or strutting arrangement also comprises the stiff end bracing frame be rotationally connected with carrying roller, and its bottom is fixedly connected with underframe; In the second bracing or strutting arrangement, support bar is fixedly connected with underframe, and movable end support and carrying roller are rotationally connected, and movable end support to be flexibly connected with support bar by bearing pin and to be fixedly connected with support bar by pin; In tension bracing or strutting arrangement, carrying roller is connected with tension roll release holder pivots, and tension support base is fixedly connected with underframe, and screw rod is through the through hole of tension support, top, and screw rod is provided with nut; Tension supports and be provided with guide rod between tension roll release support.The utility model have structure simple, working height can be adjusted, adapt to the processing of different workpiece, with low cost, be convenient to manufacture, easy to use, be easy to the advantages such as promotion and implementation.

Description

A kind of flux backing device used for submerged arc welding
Technical field
The utility model belongs to cylinder welding field, particularly relates to a kind of flux backing device used for submerged arc welding.
Background technology
During submerged arc welding cylinder circumferential weld, in order to prevent welding from burning, must manual welding prime coat weld seam or bevel time stay root face.After being soldered inside cylinder, outer side weld needs first to use carbon arc air gouging trimming, has reached the object of the complete penetration of weld seam.In order to avoid burning, in the process of cylinder welding, welding flux backing is usually utilized to carry out auxiliary welding.At present, mainly there is following defect in existing welding flux backing: complex structure, and cost is higher; The rotation of technique and welding flux backing is asynchronous, easily occurs weld defect; Maintenance cost is higher; Complicated operation and difficulty is larger; For the weldment of different-thickness, adjustment is inconvenient.
Utility model content
In view of the problem existing for prior art, the utility model provides a kind of flux backing device used for submerged arc welding, belt is utilized to connect the first bracing or strutting arrangement, the second bracing or strutting arrangement and tension bracing or strutting arrangement, and by tension bracing or strutting arrangement regulate the tensioning of belt, welding flux backing used for submerged arc welding described in the utility model to have structure is simple, easy to adjust, dependable performance, with low cost, be convenient to manufacture, easy to use, be easy to the advantages such as promotion and implementation.
The utility model provides a kind of flux backing device used for submerged arc welding, comprising: the first bracing or strutting arrangement, the second bracing or strutting arrangement and tension bracing or strutting arrangement; Described first bracing or strutting arrangement, the second bracing or strutting arrangement are connected by belt with tension bracing or strutting arrangement, the both sides of described belt are provided with sebific duct, described first bracing or strutting arrangement, the second bracing or strutting arrangement and tension bracing or strutting arrangement are all positioned at the below of cylinder, the surface contact of described cylinder and described belt, described tension bracing or strutting arrangement is between described first bracing or strutting arrangement and the second bracing or strutting arrangement;
Described first bracing or strutting arrangement, the second bracing or strutting arrangement and tension bracing or strutting arrangement include carrying roller and underframe; Described belt is successively around on the carrying roller on the first bracing or strutting arrangement, the second bracing or strutting arrangement and tension bracing or strutting arrangement.
The beneficial effects of the utility model are: flux backing device used for submerged arc welding described in the utility model utilizes belt to connect the first bracing or strutting arrangement, the second bracing or strutting arrangement and tension bracing or strutting arrangement, and by tension bracing or strutting arrangement regulate the tensioning of belt, welding flux backing used for submerged arc welding described in the utility model to have structure is simple, easy to adjust, dependable performance, with low cost, be convenient to manufacture, easy to use, be easy to the advantages such as promotion and implementation
On the basis of technique scheme, the utility model can also do following improvement.
Further, the carrying roller on described first bracing or strutting arrangement is the first carrying roller, carrying roller on the second bracing or strutting arrangement is the second carrying roller and carrying roller on tension bracing or strutting arrangement is the 3rd carrying roller; Described underframe comprises the 3rd underframe of the first underframe of installation first bracing or strutting arrangement, the second underframe installing the second bracing or strutting arrangement and installation tension bracing or strutting arrangement.
Further, described first bracing or strutting arrangement also comprises stiff end bracing frame; Described stiff end bracing frame is two, and the top of two described stiff end bracing frames is rotationally connected with the two ends of described first carrying roller respectively, and the bottom of two described stiff end bracing frames is fixedly connected with the first underframe respectively.
Further, described second bracing or strutting arrangement also comprises movable end support, pin and support bar; Described support bar is parallel with described movable end support, and the bottom of described support bar is fixedly connected with the second underframe; Described movable end support is two, the top of two described movable end supports is rotationally connected with the two ends of described second carrying roller respectively, the close bottom place of each described movable end support is provided with hole, described hole is mated with described pin, in described pin insertion hole, each described movable end support is flexibly connected with support bar by bearing pin.
Further, described tension bracing or strutting arrangement also comprises tension roll release support, tension support and screw rod; The two ends of described 3rd carrying roller are rotationally connected with the top of described tension roll release support respectively, described tension supports the below being positioned at described tension roll release support, the bottom that described tension supports is fixedly connected with the 3rd underframe, the top of described screw rod is fixedly connected with the bottom of tension roll release support, the bottom of described screw rod is through the first through hole straining support, top, in the below of described first through hole, described screw rod is provided with nut for adjusting screw(rod) position, and the diameter of described nut is greater than the diameter of the first through hole; The top that described tension supports also is provided with for the second through hole through guide rod, and the top of described guide rod is fixedly connected with the bottom of described tension roll release support.
The beneficial effects of the utility model are: apply flux backing device used for submerged arc welding described in the utility model, directly can utilize submerged arc welding, without prime coat weld seam, simple to operate; Flux backing device used for submerged arc welding described in the utility model not only can effectively play the effect preventing from burning, and also eliminating the operation of carbon arc air gouging back chipping, significantly improving production efficiency when carrying out outside welding.Travel(l)ing rest described in the utility model is connected with support bar by bearing pin, make travel(l)ing rest can Arbitrary Rotation, can fall according to the needs used, conveniently send bottom of cylinder to from one end of cylinder, when needs are fixing, the hole utilizing pin to insert motion bar is fixed, easy to use, simple to operate; Described tension carrying roller can regulate height by nut, thus the rate of tension of adjustment belt, make belt can be adjacent to the cylinder of different-diameter, the scope of application is wider; The top of described guide rod is fixedly connected with the bottom of tension roller rack and passes to strain and supports corresponding hole, avoids straining roller rack at horizontal rotation in surface during adjustment tension roller rack; The both sides of described belt are provided with sebific duct, ensure solder flux profile height, effectively can protect weld seam.By arranging cleverly, it is simple that flux backing device used for submerged arc welding described in the utility model has structure, easy to adjust, and dependable performance is with low cost, is convenient to manufacture, easy to use, is easy to the advantages such as promotion and implementation.
Further, the described side of the first bracing or strutting arrangement, the port of export of solder flux are provided with flux restoring hopper.
Adopt the beneficial effect of above-mentioned further scheme to be: flux restoring is utilized, save welding machine, reduce welding cost.
Further, connected by crossbeam between two described movable end supports.
The beneficial effect of above-mentioned further scheme is adopted to be: whole flux backing device used for submerged arc welding can be made more firm.
Further, the bottom of described stiff end bracing frame respectively with the first welding of underframe, the top of described guide rod and the bottom welding of described tension roll release support, the top of described screw rod and bottom welding, the bottom that described tension supports and the 3rd welding of underframe of tension roll release support.
The beneficial effect of above-mentioned further scheme is adopted to be: by welding, stiff end bracing frame can be made firmly to be fixed on the first underframe, more sturdy and durable; By welding, making guide rod obtain top and being fixed on the bottom of tension roll release support, preventing when regulating tension roller rack, tension roller rack support, at horizontal rotation in surface, can reach object that is accurate, quick adjustment; The bottom making the top of screw rod strain roll release support by welding is fixed together, and more firmly, prevents from, due to screw rod and the accidental of tension roll release support, causing regulating unsuccessfully; By welding, the bottom that described tension supports and the 3rd underframe are firmly fixed together, and make flux backing device used for submerged arc welding described in the utility model firm and durable more.
Further, described underframe is welded by channel-section steel.
The beneficial effect of above-mentioned further scheme is adopted to be: flux backing device used for submerged arc welding described in the utility model, utilizes channel-section steel to be welded into support, makes support more sturdy and durable.
Further, described sebific duct industry is adhesive in the both sides of belt.
The beneficial effect of above-mentioned further scheme is adopted to be: not only to ensure solder flux profile height, and effectively can protect weld seam, effectively prevent from burning.
Accompanying drawing explanation
Fig. 1 is the first bracing or strutting arrangement front view described in the utility model;
Fig. 2 is the second bracing or strutting arrangement front view described in the utility model;
Fig. 3 is tension bracing or strutting arrangement front view described in the utility model;
Fig. 4 is the cross-sectional view of belt described in the utility model;
Fig. 5 is flux backing device structural representation used for submerged arc welding described in the utility model;
In accompanying drawing, the list of parts representated by each label is as follows:
1, carrying roller, 2, stiff end bracing frame, 3, belt, 4, sebific duct, 5, bearing pin, 6, sell, 7, movable end support, 8, tension roller rack, 9, guide rod, 10, screw rod, 11, nut, 12, tension supports, 13, flux restoring hopper, 14, underframe, 15, support bar.
Detailed description of the invention
Be described principle of the present utility model and feature below in conjunction with accompanying drawing, example, only for explaining the utility model, is not intended to limit scope of the present utility model.
As Figure 1-5, a kind of flux backing device used for submerged arc welding, comprising: the first bracing or strutting arrangement, the second bracing or strutting arrangement and tension bracing or strutting arrangement; Described first bracing or strutting arrangement, the second bracing or strutting arrangement are connected by belt 3 with tension bracing or strutting arrangement, along the traffic direction of belt, the both sides of described belt 3 are respectively equipped with sebific duct 4, described sebific duct 4 is provided with two, respectively with gluing both sides sebific duct 4 being bonded at belt 3 of industry, described first bracing or strutting arrangement, the second bracing or strutting arrangement and tension bracing or strutting arrangement are all positioned at the below of cylinder, the surface contact of described cylinder and described belt 3, described tension bracing or strutting arrangement is between described first bracing or strutting arrangement and the second bracing or strutting arrangement; The side of described first bracing or strutting arrangement is provided with flux restoring hopper 13, and flux restoring is utilized;
Described first bracing or strutting arrangement, the second bracing or strutting arrangement and tension bracing or strutting arrangement include carrying roller 1 and underframe 14; Described carrying roller 1 is connected by belt 3; Described underframe 14 is welded by channel-section steel;
Carrying roller on described first bracing or strutting arrangement is the first carrying roller, carrying roller on the second bracing or strutting arrangement is the second carrying roller and carrying roller on tension bracing or strutting arrangement is the 3rd carrying roller; Described underframe 14 comprises the 3rd underframe of the first underframe of installation first bracing or strutting arrangement, the second underframe installing the second bracing or strutting arrangement and installation tension bracing or strutting arrangement;
As shown in Figure 1, described first bracing or strutting arrangement also comprises stiff end bracing frame 2; Described stiff end bracing frame 2 is provided with two, the top of two described stiff end bracing frames 2 is rotationally connected with the two ends of described first carrying roller respectively, and the bottom of two described stiff end bracing frames 2 is fixedly connected with the first underframe (such as welding together) respectively;
As shown in Figure 2, described second bracing or strutting arrangement also comprises movable end support 7, pin 6 and support bar 15; Described support bar 15 is parallel with described movable end support 7, and the bottom of described support bar 15 is fixedly connected with the second underframe; Described movable end support 7 is two, connected by crossbeam between two movable end supports 7, the top of two described movable end supports 7 is rotationally connected with the two ends of described second carrying roller respectively, the close bottom place of each described movable end support 7 is provided with hole, described hole is mated with described pin, in described pin insertion hole, each described movable end support 7 is flexibly connected with support bar 15 by bearing pin 5;
As shown in Figure 3, described tension bracing or strutting arrangement also comprises tension roll release support 8, tension support 12 and screw rod 10, the two ends of described 3rd carrying roller are rotationally connected with the top of described tension roll release support 8 respectively, described tension support 12 is positioned at the below of described tension roll release support 8, the bottom of described tension support 12 is fixedly connected with the 3rd underframe and such as welds together, the top of described tension support 12 is provided with the first through hole, the top of described screw rod 10 is fixedly connected with (such as welding together) with the bottom of tension roll release support 8, the bottom of described screw rod 10 is through the first through hole straining support 12 top, described first through hole is unthreaded hole, in the below of described first through hole, described screw rod 10 is provided with the nut 11 for adjusting screw(rod) 10 position, the diameter of described nut 11 is greater than the diameter of the first through hole, the top of described tension support 12 is also provided with for the second through hole through guide rod 9, and the top of described guide rod 9 is fixedly connected with the bottom of described tension roll release support 8 and such as welds together.
The beneficial effects of the utility model are: apply flux backing device used for submerged arc welding described in the utility model, directly can utilize submerged arc welding, without prime coat weld seam, simple to operate; Flux backing device used for submerged arc welding described in the utility model not only can effectively play the effect preventing from burning, and also eliminating the operation of carbon arc air gouging back chipping, significantly improving production efficiency when carrying out outside welding.Travel(l)ing rest described in the utility model is connected with support bar by bearing pin, make travel(l)ing rest can Arbitrary Rotation, can fall according to the needs used, conveniently send bottom of cylinder to from one end of cylinder, when needs are fixing, the hole utilizing pin to insert motion bar is fixed, easy to use, simple to operate; Described tension carrying roller can regulate height by nut, thus the rate of tension of adjustment belt, make belt can be adjacent to the cylinder of different-diameter, the scope of application is wider; The top of described guide rod is fixedly connected with the bottom of tension roller rack and passes to strain and supports corresponding hole, avoids straining roller rack at horizontal rotation in surface during adjustment tension roller rack.By arranging cleverly, it is simple that flux backing device used for submerged arc welding described in the utility model has structure, easy to adjust, and dependable performance is with low cost, is convenient to manufacture, easy to use, is easy to the advantages such as promotion and implementation.
Using method:
During use, extracted by the pin 6 of movable end support 7 side, fallen by movable end support 7, put into the below of cylinder from the side of cylinder, described second bracing or strutting arrangement is near solder flux entrance point; Second bracing or strutting arrangement is placed in the port of export of solder flux, tension bracing or strutting arrangement is placed in the below of cylinder, between the first bracing or strutting arrangement and the second bracing or strutting arrangement.Unscrew nut 11, vertical direction mobile screw 10, tension roll release support 8 vertical direction is driven to move, thus drive the 3rd carrying roller vertical direction to move, final adjustment belt 3 makes it be close to the outer wall of cylinder, now, belt is in tensioning state, thus belt and cylindrical shell have enough frictional force, belt is driven to rotate during barrel body rotation, after adjustment, nut 11 is locked, because nut 11 is positioned at the below of the first through hole and the diameter of nut 11 is greater than the diameter of the first through hole that tension support 12 top is provided with, so screw rod 10 can not continue to move up.Pin 6 is inserted in the reserved hole of travel(l)ing rest 7, travel(l)ing rest 7 is fixed.Add solder flux at the entrance point of solder flux, flux restoring bucket 13 is set at the port of export of solder flux.When rotary drum, sebific duct 4 drives belt 3 to move with the frictional force of cylinder, makes solder flux finally fall into flux restoring bucket 13 by belt 3.By constantly adding solder flux, weld seam weld has sufficient solder flux protection weld seam, effectively prevent welding and burns.
The foregoing is only preferred embodiment of the present utility model, not in order to limit the utility model, all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.

Claims (10)

1. a flux backing device used for submerged arc welding, is characterized in that, comprising: the first bracing or strutting arrangement, the second bracing or strutting arrangement and tension bracing or strutting arrangement; Described first bracing or strutting arrangement, the second bracing or strutting arrangement are connected by belt (3) with tension bracing or strutting arrangement, the both sides of described belt (3) are provided with sebific duct (4), described first bracing or strutting arrangement, the second bracing or strutting arrangement and tension bracing or strutting arrangement are all positioned at the below of cylinder, the surface contact of described cylinder and described belt (3), described tension bracing or strutting arrangement is between described first bracing or strutting arrangement and the second bracing or strutting arrangement;
Described first bracing or strutting arrangement, the second bracing or strutting arrangement and tension bracing or strutting arrangement include carrying roller (1) and underframe (14); Described belt (3) is successively around on the carrying roller (1) on the first bracing or strutting arrangement, the second bracing or strutting arrangement and tension bracing or strutting arrangement.
2. a kind of flux backing device used for submerged arc welding according to claim 1, is characterized in that, the carrying roller on described first bracing or strutting arrangement is the first carrying roller, carrying roller on the second bracing or strutting arrangement is the second carrying roller and carrying roller on tension bracing or strutting arrangement is the 3rd carrying roller; Described underframe (14) comprises the 3rd underframe of the first underframe of installation first bracing or strutting arrangement, the second underframe installing the second bracing or strutting arrangement and installation tension bracing or strutting arrangement.
3. a kind of flux backing device used for submerged arc welding according to claim 2, it is characterized in that, described first bracing or strutting arrangement also comprises stiff end bracing frame (2); Described stiff end bracing frame (2) is two, the top of two described stiff end bracing frames (2) is rotationally connected with the two ends of described first carrying roller respectively, and the bottom of two described stiff end bracing frames (2) is fixedly connected with the first underframe respectively.
4. a kind of flux backing device used for submerged arc welding according to claim 3, is characterized in that, described second bracing or strutting arrangement also comprises movable end support (7), pin (6) and support bar (15); Described support bar (15) is parallel with described movable end support (7), and the bottom of described support bar (15) is fixedly connected with the second underframe; Described movable end support (7) is two, the top of two described movable end supports (7) is rotationally connected with the two ends of described second carrying roller respectively, the close bottom place of each described movable end support (7) is provided with hole, described hole is mated with described pin, described pin (6) inserts in the hole, and each described movable end support (7) is flexibly connected with support bar (15) by bearing pin (5).
5. a kind of flux backing device used for submerged arc welding according to claim 4, is characterized in that, described tension bracing or strutting arrangement also comprises tension roll release support (8), tension supports (12) and screw rod (10), the two ends of described 3rd carrying roller are rotationally connected with the top of described tension roll release support (8) respectively, described tension supports the below that (12) are positioned at described tension roll release support (8), the bottom that described tension supports (12) is fixedly connected with the 3rd underframe, the top of described screw rod (10) is fixedly connected with the bottom of tension roll release support (8), the bottom of described screw rod (10) supports first through hole at (12) top through tension, in the below of described first through hole, described screw rod (10) is provided with the nut (11) for adjusting screw(rod) (10) position, the diameter of described nut (11) is greater than the diameter of the first through hole, the top that described tension supports (12) is also provided with for the second through hole through guide rod (9), and the top of described guide rod (9) is fixedly connected with the bottom of described tension roll release support (8).
6. a kind of flux backing device used for submerged arc welding according to claim 5, it is characterized in that, the described side of the first bracing or strutting arrangement, the port of export of solder flux are provided with flux restoring hopper (13).
7. a kind of flux backing device used for submerged arc welding according to claim 6, be is characterized in that, connected between two described movable end supports (7) by crossbeam.
8. a kind of flux backing device used for submerged arc welding according to claim 7, it is characterized in that, the bottom of described stiff end bracing frame (2) respectively with the first welding of underframe, the top of described guide rod (9) and the bottom welding of described tension roll release support (8), the top of described screw rod (10) supports bottom and the 3rd welding of underframe of (12) with the bottom welding of tension roll release support (8), described tension.
9. a kind of flux backing device used for submerged arc welding according to any one of claim 1-8, is characterized in that, described underframe (14) is welded by channel-section steel.
10. a kind of flux backing device used for submerged arc welding according to any one of claim 1-8, is characterized in that, described sebific duct (4) is adhesive in the both sides of belt (3) with industry.
CN201520330329.4U 2015-05-20 2015-05-20 A kind of flux backing device used for submerged arc welding Active CN204711389U (en)

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CN201520330329.4U CN204711389U (en) 2015-05-20 2015-05-20 A kind of flux backing device used for submerged arc welding

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111003426A (en) * 2019-11-29 2020-04-14 中国东方电气集团有限公司 Transmission device of adjustable rate of tension

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111003426A (en) * 2019-11-29 2020-04-14 中国东方电气集团有限公司 Transmission device of adjustable rate of tension

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