CN212885855U - Special tool for reducing welding oxidation color of exposed surface of wire drawing wallboard - Google Patents

Abstract

The utility model provides a special frock for reducing wire drawing wallboard exposed surface welding oxidation color, be located the screens piece at welding metal covering back with being used for the backplate including the backplate, the inside of backplate is equipped with the gas storage chamber, the both sides of backplate are equipped with a plurality of exhaust holes, the tip of backplate is equipped with the intake pipe, exhaust hole and intake pipe all are linked together with the gas storage chamber, the intake pipe links to each other with the gas holder. According to the special tool for reducing the welding oxidation color of the exposed surface of the wire drawing wallboard, on one hand, the back plate is attached to the back surface of the welding line, so that the contact between the heated metal on the back surface of the welding line and air is reduced; on the other hand, the heat generated by welding is dissipated as soon as possible by accelerating the heat dissipation through flowing compressed air, and the formation of oxidation color on the back of the welding line can be effectively reduced by combining isolation and heat dissipation; simple structure, convenient operation, adoption compressed air rather than inert gas, it is harmless to operator and environment, and the cost is cheaper.

Description

Special tool for reducing welding oxidation color of exposed surface of wire drawing wallboard

Technical Field

The utility model belongs to the technical field of rail vehicle, especially, relate to a special frock for reducing wire drawing wallboard exposed surface welding oxidation color.

Background

During the metal welding process, a large amount of welding heat can be generated, so that the metal on the back of the welding seam is in a high-temperature or molten state, the base metal in the molten state is in contact with air to cause oxidation, so that the base metal on the back of the welding seam forms black oxidation color, and after welding, the black is removed by adopting an electrochemical method, and the black cannot be completely removed. In the prior art, a method for reducing the oxidation color of the back of the welding metal is generally a back protection tool, namely, inert gas in the back protection tool is used for scouring the back of a welding line or forming a closed inert gas space at the back of the welding line to prevent the back of the welding metal from contacting with air, so that the oxidation color change of the back of the welding metal in the welding process is avoided, however, the back protection tool needs to be filled with a large amount of inert gas for a long time, so that the gas waste and the body injury of workers in a working area are caused, and the preparation work is complicated; the other method is that tap water is flushed on the back of the welding metal for water cooling during welding, which is very easy to cause welding defects and affects the working environment.

Disclosure of Invention

In view of this, the utility model aims at overcoming the defect that exists among the above-mentioned prior art, provide a special frock for reducing wire drawing wallboard exposed surface welding oxidation color, this frock prevents the formation of welding seam back oxidation color through heat dissipation and isolated air two aspects, and it is effectual to reduce the oxidation color, and low cost, energy-concerving and environment-protective.

In order to achieve the above purpose, the technical scheme of the utility model is realized like this:

the utility model provides a special frock for reducing wire drawing wallboard exposed surface welding oxidation color, includes the backplate and is used for being located the screens piece at welding metal covering back with the backplate, the inside of backplate is equipped with the gas storage chamber, the both sides of backplate are equipped with a plurality of exhaust holes, the tip of backplate is equipped with the intake pipe, exhaust hole and intake pipe all are linked together with the gas storage chamber, the intake pipe links to each other with the gas holder.

Further, the back plate is a copper metal plate.

Further, the screens piece is the top card, the top card includes a screw thread section of thick bamboo, lower screw rod and last screw rod, the upper and lower both ends of a screw thread section of thick bamboo are equipped with opposite direction's screw thread, go up the screw rod and screw rod down and screw joint respectively in the upper and lower both ends of a screw thread section of thick bamboo, the upper end of going up the screw rod is equipped with the roof, the bottom of lower screw rod is equipped with the bottom plate, the bottom surface of bottom plate is equipped with a plurality of locating pins, the locating pin sets for the locating hole phase-.

Furthermore, a plurality of insertion holes are formed in the side wall of the threaded cylinder and are arranged along the circumferential direction of the threaded cylinder, and a wrench is inserted into the insertion holes and is a long horizontal rod.

Furthermore, a rubber mat is arranged on the top surface of the top plate.

Further, the screens piece is for pressing the card, it includes F shape card to press the card, F shape card includes montant, horizontal pole and slide bar, the tip of horizontal pole and montant is L shape and connects perpendicularly, the slide bar is parallel with the horizontal pole, the tip of slide bar slides along the montant.

Furthermore, the tip of slide bar is equipped with the sliding sleeve, the periphery of montant is located to the sliding sleeve cover, with the size phase-match of montant, the sliding sleeve slides from top to bottom along the montant.

Furthermore, a fixed plate is arranged at the free end of the cross rod, a second screw rod is screwed at the free end of the slide rod, a movable plate is fixedly arranged at the end of the second screw rod, and the fixed plate and the movable plate are opposite in position.

Furthermore, a rotating handle is fixedly arranged at the end part, far away from the movable plate, of the second screw rod, and the rotating handle is perpendicular to the second screw rod and forms a T-shaped structure with the second screw rod.

Furthermore, all be equipped with the cushion on the opposite face of fixed plate and fly leaf.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) according to the special tool for reducing the welding oxidation color of the exposed surface of the wire drawing wallboard, on one hand, the back plate is attached to the back of the welding line, so that the contact between the heated metal on the back of the welding line and air is reduced; on the other hand, the heat dissipation is accelerated through flowing compressed air, the heat generated by welding is dissipated as soon as possible, and the formation of the oxidation color on the back of the welding line can be effectively reduced through the combination of isolation and heat dissipation.

(2) This a special frock for reducing wire drawing wallboard exposed surface welding oxidation color, simple structure, convenient operation adopts compressed air rather than inert gas, and is harmless to operator and environment, and the cost is cheaper.

Drawings

The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:

fig. 1 is a schematic structural view of a special tool back plate for reducing welding oxidation color of an exposed surface of a wiredrawing wallboard according to the present invention;

fig. 2 is a schematic view of a perspective structure of a back plate of a special tooling for reducing welding oxidation color of an exposed surface of a wiredrawing wallboard according to the present invention;

fig. 3 is a schematic view of the overall structure of the special tool for reducing the welding oxidation color of the exposed surface of the wiredrawing wallboard according to the present invention;

fig. 4 is a schematic view of the overall structure of the special tool for reducing the welding oxidation color of the exposed surface of the wiredrawing wallboard according to the present invention;

fig. 5 is a schematic view of the overall structure of the special tool for reducing the welding oxidation color of the exposed surface of the wiredrawing wallboard according to the present invention;

fig. 6 is a schematic structural view of a first fastener of a special tool for reducing welding oxidation color of an exposed surface of a wiredrawing wallboard according to the present invention;

fig. 7 is a schematic cross-sectional structure view of a first fastener of a special tool for reducing welding oxidation color of an exposed surface of a wiredrawing wallboard according to the present invention;

fig. 8 is a schematic view of the overall structure of the special tool for reducing the welding oxidation color of the exposed surface of the wiredrawing wallboard according to the present invention;

fig. 9 is a schematic view of the overall structure of the special tool for reducing the welding oxidation color of the exposed surface of the wiredrawing wallboard according to the present invention;

fig. 10 is a second fastener schematic structural diagram of a special tool for reducing the welding oxidation color of the exposed surface of the wire-drawing wallboard.

Description of reference numerals:

1-a back plate; 11-a gas storage cavity; 12-an exhaust hole; 13-positioning holes; 14-an air inlet pipe; 2-a threaded cylinder; 21-a jack; 3-lower screw rod; 31-a base plate; 32-positioning pins; 4, screwing a screw rod; 41-top plate; 5-a wrench; 61-a support plate; 62-welding a plate; 71-vertical bar; 72-a cross-bar; 721-fixed plate; 8-a slide bar; 81-a sliding sleeve; 9-a second screw; 91-a movable plate; 92-rotating handle.

Detailed Description

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The invention will be described in detail with reference to the following examples with reference to the accompanying drawings:

as shown in fig. 1 to 10, a special tool for reducing the welding oxidation color of the exposed surface of the wiredrawing wallboard comprises a back plate 1 and a clamping piece, the back plate 1 is attached to the back of the welding line, the contact between metal on the back of the welding line and oxygen is blocked by the body, meanwhile, the inside of the back plate 1 is provided with a gas storage cavity 11, the two sides of the back plate 1 are provided with a plurality of exhaust holes 12, the end part of the back plate 1 is provided with an air inlet pipe 14, the exhaust holes 12 and the air inlet pipe 14 are both communicated with the gas storage cavity 11, the air inlet pipe 14 is connected with a gas storage tank, cooled compressed air is stored in the gas storage tank, when in use, the cooled air enters the gas storage cavity 11 through the air inlet pipe 14 and is exhausted through the exhaust holes 12, in the air circulation process, welding heat is taken away, the back of the welding seam is cooled, the oxidation rate of the welding seam is reduced, and in order to accelerate the heat dissipation rate, the back plate 1 is made of copper material with a large heat conduction coefficient;

the screens piece is used for being fixed a position backplate 1 in the back of welding seam, because welding position's difference, the screens piece divide into top card and presses two kinds of structures of card:

the top clamp comprises a threaded cylinder 2, a lower screw rod 3 and an upper screw rod 4, wherein the upper end and the lower end of the threaded cylinder 2 are provided with threads in opposite directions, the upper screw rod 4 and the lower screw rod 3 are respectively screwed at the upper end and the lower end of the threaded cylinder 2, the upper end of the upper screw rod 4 is provided with a top plate 41, the bottom end of the lower screw rod 3 is provided with a bottom plate 31, the bottom surface of the bottom plate 31 is provided with two positioning pins 32, the top surface of the back plate 1 is provided with two positioning holes 13 at intervals, and the positioning pins 32 are matched with;

the top clamp is used under the condition that the space is narrow or an F card cannot enter a clamping and fixing space, when the top clamp is used, the top clamp is arranged between a welding plate and a supporting plate 61 positioned at the back of a welding surface of the welding plate, the positioning pin 32 is inserted into the positioning hole 13 to prevent the positioning pin from rotating, then the upper screw 4 is abutted to the supporting plate 61 by screwing the threaded cylinder 2 and the upper screw 4, and then the threaded cylinder 2 continues to be screwed, and due to the fact that the directions of threads arranged at the upper end and the lower end of the threaded cylinder 2 are opposite, the upper screw 4 and the lower screw 3 can both rotate towards the outer end of the threaded cylinder 2 by screwing the threaded cylinder 2, the effect;

in order to facilitate screwing the threaded cylinder 2, three insertion holes 21 are equidistantly formed in the side wall of the threaded cylinder 2, the three insertion holes 21 are arranged along the circumferential direction of the threaded cylinder 2, a wrench 5 is inserted into the insertion holes 21, and the wrench 5 is a horizontal long rod and can reduce the force for screwing the threaded cylinder 2;

in order to increase the friction force between the top plate 41 and the support plate 61 and prevent the upper screw rod 4 from rotating along with the threaded cylinder 2, after the top plate 41 tightly pushes against the support plate 61, the upper screw rod 4 and the lower screw rod 3 can simultaneously rotate to increase the extending distance of the top clamp, and the top surface of the top plate 41 is provided with a rubber mat;

the pressing clamp comprises an F-shaped clamp, the F-shaped clamp comprises a vertical rod 71, a cross rod 72 and a sliding rod 8, the end parts of the cross rod 72 and the vertical rod 71 are in L-shaped vertical connection, the sliding rod 8 is parallel to the cross rod 72, the end part of the sliding rod 8 is provided with a sliding sleeve 81, the sliding sleeve 81 is sleeved on the periphery of the vertical rod 71 and matched with the size of the vertical rod 71, so that the sliding sleeve 81 can slide up and down along the vertical rod 71, the free end part of the cross rod 72 is provided with a fixed plate 721, the free end part of the sliding rod 8 is in threaded connection with a second screw 9, the end part of the second screw 9;

when the sliding type welding device is used, the back plate 1 and the welding plate are attached, the back plate 1 is located on the back of the welding surface of the welding plate, the fixing plate 721 and the movable plate 91 of the F clamp are respectively attached to the two opposite sides of the back plate 1 and the welding plate, then the second screw 9 is screwed, the back plate 1 and the welding plate are clamped between the fixing plate 721 and the movable plate 91, and meanwhile, the sliding rod 8 inclines due to the extension of the second screw 9, so that the sliding sleeve 81 and the vertical rod 71 are mutually clamped and connected, and the position of the sliding rod 8 is fixed;

in order to facilitate screwing the second screw 9, a rotating handle 92 is fixedly arranged at the end part of the second screw 9 far away from the movable plate 91, the rotating handle 92 is perpendicular to the second screw 9 and forms a T-shaped structure with the second screw 9, and the second screw 9 is screwed by screwing the rotating handle 92, so that the force required by screwing can be saved;

in order to increase the friction force and prevent the loose fastening, rubber pads are disposed on the opposite surfaces of the fixed plate 721 and the movable plate 91.

Note: the fixing means not explicitly described herein may be a common fixing means such as a screw connection, an adhesive, or a welding, as required.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. The utility model provides a special frock for reducing wire drawing wallboard exposed surface welding oxidation color, its characterized in that, include backplate (1) and be used for being located the screens piece at welding metal covering back with backplate (1), the inside of backplate (1) is equipped with gas storage chamber (11), the both sides of backplate (1) are equipped with a plurality of exhaust holes (12), the tip of backplate (1) is equipped with intake pipe (14), exhaust hole (12) and intake pipe (14) all are linked together with gas storage chamber (11), intake pipe (14) link to each other with the gas holder.

2. The special tool for reducing the welding oxidation color of the exposed surface of the wiredrawing wallboard according to claim 1, characterized in that: the back plate (1) is a copper metal plate.

3. The special tool for reducing the welding oxidation color of the exposed surface of the wiredrawing wallboard according to claim 1, characterized in that: the screens piece is the top card, the top card includes a screw thread section of thick bamboo (2), lower screw rod (3) and last screw rod (4), the upper and lower both ends of a screw thread section of thick bamboo (2) are equipped with opposite direction's screw thread, go up screw rod (4) and lower screw rod (3) spiro union respectively in the upper and lower both ends of a screw thread section of thick bamboo (2), the upper end of going up screw rod (4) is equipped with roof (41), the bottom of lower screw rod (3) is equipped with bottom plate (31), the bottom surface of bottom plate (31) is equipped with a plurality of locating pins (32), locating pin (32) and backplate (1) top surface locating hole (13) phase-match that establish.

4. The special tool for reducing the welding oxidation color of the exposed surface of the wiredrawing wallboard according to claim 3, characterized in that: be equipped with a plurality of jacks (21) on the lateral wall of a screw thread section of thick bamboo (2), it is a plurality of jack (21) are arranged along the circumference of a screw thread section of thick bamboo (2), it has spanner (5) to peg graft in jack (21), spanner (5) are horizontal stock.

5. The special tool for reducing the welding oxidation color of the exposed surface of the wiredrawing wallboard according to claim 3, characterized in that: and a rubber pad is arranged on the top surface of the top plate (41).

6. The special tool for reducing the welding oxidation color of the exposed surface of the wiredrawing wallboard according to claim 1, characterized in that: the screens piece is for pressing the card, press the card to include F shape card, F shape card includes montant (71), horizontal pole (72) and slide bar (8), the tip of horizontal pole (72) and montant (71) is L shape and connects perpendicularly, slide bar (8) are parallel with horizontal pole (72), the tip of slide bar (8) slides along montant (71).

7. The special tool for reducing the welding oxidation color of the exposed surface of the wiredrawing wallboard according to claim 6, characterized in that: the end of the sliding rod (8) is provided with a sliding sleeve (81), the periphery of the vertical rod (71) is sleeved with the sliding sleeve (81) and is matched with the size of the vertical rod (71), and the sliding sleeve (81) slides up and down along the vertical rod (71).

8. The special tool for reducing the welding oxidation color of the exposed surface of the wiredrawing wallboard according to claim 6, characterized in that: the free end of the cross rod (72) is provided with a fixed plate (721), the free end of the sliding rod (8) is screwed with a second screw (9), the end of the second screw (9) is fixedly provided with a movable plate (91), and the fixed plate (721) and the movable plate (91) are opposite in position.

9. The special tool for reducing the welding oxidation color of the exposed surface of the wiredrawing wallboard according to claim 8, characterized in that: the end part of the second screw rod (9) far away from the movable plate (91) is fixedly provided with a rotating handle (92), and the rotating handle (92) is perpendicular to the second screw rod (9) and forms a T-shaped structure with the second screw rod (9).

10. The special tool for reducing the welding oxidation color of the exposed surface of the wiredrawing wallboard according to claim 8, characterized in that: and rubber pads are arranged on the opposite surfaces of the fixed plate (721) and the movable plate (91).

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