CN210359912U - Jointed board welding platform device - Google Patents

Abstract

The utility model provides a makeup welded platform device, including the platform body, the platform body has the loading end of placing the makeup of waiting to weld, has the recess of undercut on the loading end, is provided with heating device and parcel heating device's heat conduction material in the recess, and heating device links to each other with electric heating temperature control device. The utility model provides a makeup welded platform device can make and treat welded makeup thermally equivalent. After the jointed boards to be welded are uniformly heated, dense bubbles are not easily generated at the bottom of a welding pool in the welding process, so that the welded jointed boards meet the quality requirement. In addition, the heat conduction material also has the function of moisture absorption, and moisture possibly generated in the welding process is effectively removed. Therefore, the technical scheme solves the problems that in the prior art, the jointed board welding platform causes jointed boards to be welded to be heated unevenly, the heating efficiency is low, a large amount of dense bubbles are easily generated at the bottom of a welding molten pool, and the quality of a welding joint is seriously influenced.

Description

Jointed board welding platform device

Technical Field

The utility model relates to a processing equipment field is assembled in the stainless steel welding, and is special, relates to a makeup welding platform device.

Background

In the welding technology, after the jointed boards to be welded are assembled, the welding seam is easily cracked, air holes and other defects under the low-temperature or high-humidity welding environment by submerged arc automatic welding; in addition, the welding joint may be deformed greatly due to the high cooling speed of the welding joint. Therefore, according to the requirements of the welding process, the welding groove is subjected to moisture removal or preheating before welding, and then welding is carried out, so that the quality of the welded joint after welding can be ensured.

In the prior art, the mode of removing moisture or preheating a welding groove is as follows: and heating and baking the groove on the surface of the jointed board area to be welded by adopting a traditional oxygen and natural gas method before welding. Although the method is flexible to operate and convenient to use, the temperature is not uniformly controlled, and when moisture is removed or the jointed board to be welded is preheated, the problems of slow temperature rise and low heating efficiency are easily caused due to small heating area and quick heat dissipation of a baking gun. On the other hand: during double-sided welding, the welding platform limits that the welding platform can only heat the first surface of the groove of the jointed board to be welded, the second surface is in direct contact with the surface of the steel platform, moisture is removed instantly in the second surface of the groove, due to the fact that the heating quantity is small, the moisture on the second surface is gathered again due to cold air backflow, when the first surface is welded, the bottom of a welding pool is in direct contact with the moisture in the groove, a large number of dense air holes are generated at the root of a welding line, and the air holes are difficult to. When the jointed board to be welded is turned over to weld the second surface, dense air holes generated at the root of the welding seam can be fused into the welding seam, the compactness of the welding joint and the qualified rate of the shooting are reduced, and the quality of the welding joint is seriously influenced.

In conclusion, the jointed board welding platform device in the prior art causes the jointed boards to be welded to be heated unevenly, the heating efficiency is low, a large amount of dense bubbles are easily generated at the bottom of a welding molten pool, and the quality of a welding joint is seriously affected.

SUMMERY OF THE UTILITY MODEL

The utility model provides a makeup welded platform device for solve the makeup welded platform device among the prior art and make to treat that the welded makeup is heated unevenly, heating efficiency is slow, leads to producing a large amount of dense bubbles bottom the welding molten bath easily, and then seriously influences the problem of welded joint quality.

In order to solve the technical problem, the utility model provides a makeup welded platform device, which comprises a platform body, the platform body has the loading end of placing the makeup of waiting to weld, the recess of undercut has on the loading end, be provided with heating device and parcel heating device's heat conduction material in the recess, heating device links to each other with electric heating temperature control device.

Optionally, first steel sheet and second steel sheet have been placed at the top of platform body, first steel sheet with the top surface of second steel sheet constitutes the bearing surface, first steel sheet with have between the second steel sheet and constitute the clearance of recess.

Optionally, two opposite side surfaces of the first steel plate and the second steel plate are inclined surfaces, so that a trapezoidal groove cavity with a groove bottom width smaller than the width of the groove opening is formed in the groove.

Optionally, the groove is a trapezoidal groove cavity with a groove bottom width smaller than the groove opening width.

Optionally, the thermally conductive material is a solder.

Optionally, the inner wall of the groove is provided with a heat insulating material.

Optionally, the heating device is a ceramic tube with a built-in heating wire.

Optionally, two ceramic tubes are arranged in the groove, and the heat conduction material is filled between the two ceramic tubes.

Optionally, the electric heating temperature control device is provided with a power switch, a heating switch, a heat preservation switch and a heat preservation time setting switch.

As above, the utility model relates to a makeup welded platform device has following beneficial effect:

the utility model can quickly heat the jointed board to be welded by arranging the heating device in the groove on the platform body; the periphery of the heating device is filled with heat conduction materials, so that the jointed board to be welded can be in overall contact with the heating device in the groove of the jointed board welding platform device, and the jointed board can be uniformly heated; after the jointed boards to be welded are uniformly heated, dense bubbles are not easily generated at the bottom of a welding pool in the welding process, so that the welded jointed boards meet the quality requirement; in addition, the heat conduction material also has the function of moisture absorption, and moisture possibly generated in the welding process is effectively removed.

Drawings

Fig. 1 is a schematic view of a jointed board welding platform device provided by the present invention;

fig. 2 is a schematic diagram of the welding jig placed on the jig welding platform device.

Description of the element reference numerals

1 platform body

10 bearing surface

11 groove

12 heating device

13 thermally conductive material

14 first steel plate

15 second steel plate

16 heat insulating material

17 electric heating wire

18 ceramic tube

19 opening

2 jointed board to be welded

3 electric heating temperature control device

30 power switch

31 heating switch

32 thermal insulation switch

33 heat preservation time setting switch

4 insulating tube

5 Power cord

Detailed Description

The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.

It should be understood that the structure, ratio, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention has no technical essential meaning, and any structure modification, ratio relationship change or size adjustment should still fall within the scope that the technical content disclosed in the present invention can cover without affecting the function that the present invention can produce and the purpose that the present invention can achieve. Meanwhile, the terms such as "upper", "lower", "left", "right", "middle", and the like used in the present specification are for the sake of clarity only, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof are also considered to be the scope of the present invention without substantial changes in the technical content.

For convenience of description, the present invention uses the groove depth direction of the groove 11 of the jointed board welding platform device as the up-down direction, the end where the groove opening is located is defined as the top end, and the end opposite to the top end is defined as the bottom end.

As shown in fig. 1, the utility model provides a makeup welded platform device, including platform body 1, platform body 1 has the loading end 10 of placing the makeup 2 of treating welding, the recess 11 of undercut has on the loading end 10, be provided with heating device 12 and the heat conduction material 13 of parcel heating device 12 in the recess 11, heating device 12 links to each other with electrical heating temperature control device 3.

The utility model provides a set up heating device 12 in makeup welded platform device's recess 11, can make fast and treat welded makeup 2 and be heated. And the heat conduction material 13 is filled around the heating device 12, so that the jointed board 2 to be welded can be in full contact with the heating device 12 in the groove 11 of the jointed board welding platform device, and the jointed board can be uniformly heated. After the jointed board 2 to be welded is uniformly heated, dense bubbles are not easily generated at the bottom of a welding pool in the welding process, so that the welded jointed board meets the quality requirement. In addition, the heat conductive material 13 has a moisture absorption function, and moisture which may be generated during the welding process is effectively removed. Therefore, the technical scheme solves the problems that in the prior art, the jointed board welding platform causes jointed boards to be welded to be heated unevenly, the heating efficiency is low, a large amount of dense bubbles are easily generated at the bottom of a welding molten pool, and the quality of a welding joint is seriously influenced.

First steel sheet 14 and second steel sheet 15 have been placed at the top of platform body 1 in this embodiment, first steel sheet 14 with the top surface of second steel sheet 15 constitutes bearing surface 10, first steel sheet 14 with have between the second steel sheet 15 and constitute the clearance of recess 11. As shown in FIG. 1, the groove 11 formed by splicing two steel plates is convenient to set and maintain, and the width of the groove 11 can be adjusted as required.

Furthermore, two opposite side surfaces of the first steel plate 14 and the second steel plate 15 are inclined surfaces, so that a trapezoidal groove cavity with a groove bottom width smaller than the groove opening width is formed in the groove 11. As shown in fig. 1, the cross sections of the two steel plates are both right trapezoid, and the first steel plate 14 and the second steel plate 15 are spaced at intervals and are arranged on the top surface of the platform body 1; the oblique side of the first steel plate 14 is opposite to the oblique side of the second steel plate 15, a trapezoidal groove 11 is formed by a gap between the two steel plates, and the width of the notch of the groove 11 is larger than that of the groove bottom. The groove 11 is a trapezoidal groove which can increase the contact area with the jointed board 2 to be welded, so that the jointed board 2 to be welded is heated more fully; on the other hand, moisture in the groove 11 can be discharged, so that the welded jointed board can better meet the quality requirement.

The groove 11 is not necessarily formed by two steel plates arranged oppositely, and a trapezoidal groove cavity with the groove bottom width smaller than the groove opening width can be directly formed on the platform body 1. The shape of the groove 11 is not limited to the trapezoidal groove cavity, but may be other shapes.

In order to prevent heat transfer to the platen body 1, the present embodiment is provided with a heat insulating material 16 on the inner wall of the groove 11. As shown in fig. 1, the heat insulating material 16 is laid on both side walls and the bottom of the groove 11. In practice, the heat insulating material 16 may be a fibrous heat insulating cotton tape, and the fibrous heat insulating cotton tape may be laid on the side surface of the steel plate and a portion of the platform body 1 constituting the bottom of the groove. The heat insulating material is laid in the groove 11, so that heat loss in the groove 11 can be effectively prevented, the temperature in the groove 11 is kept constant, and the quality of the welded jointed board is further ensured.

In the present embodiment, the heating device 12 is a ceramic tube 18 with a built-in heating wire 17, and specifically, the heating wire 17 may be a linear heating wire. A ceramic tube 18 with a built-in heating wire 17 forms the heating device 12 in the groove 11 of the jointed board welding platform. The heating wire 17 in the ceramic tube 18 is electrified and heated under the control of the electric heating temperature control device to generate heat, and then the heat is transferred to the ceramic tube 18, so that the temperature of the whole groove 11 is higher than the temperature outside the groove 11, and the purpose of heating the welding seam of the jointed board 2 to be welded is achieved.

In a possible embodiment, two ceramic tubes 18 are disposed in the groove 11, as shown in fig. 2, and the heat conductive material 13 is filled between the two ceramic tubes 18. In order to facilitate welding, the welding seam of the jointed board 2 to be welded needs to be heated uniformly, so that the welding seam of the jointed board 2 to be welded needs to be placed in the middle of the groove 11; in the embodiment, the two ceramic tubes 18 are arranged, so that the jointed board 2 to be welded can be conveniently positioned. In addition, the heat conducting material 13 not only has the function of enabling the heating device 12 to be in full contact with the jointed boards 2 to be welded, but also has the function of absorbing moisture in the grooves 11.

In order to facilitate the operation of the electric heating temperature control device 3, a power switch 30, a heating switch 31, a heat preservation switch 32 and a heat preservation time setting switch 33 are arranged on the electric heating temperature control device 3. The power switch 30 is used for turning on the electric heating device 3 to enable the electric heating device to be in a standby working state; the heating switch 31 is used for starting the electric heating device 3 to start working; the heat preservation switch 31 is used for keeping the temperature of the groove 11 arranged on the welding platform device constant; the heat preservation time setting switch 33 is used for setting heat preservation time, after the to-be-welded jointed board 2 on the bearing surface 10 of the welding platform device is heated to the welding temperature, the heat preservation time setting switch 33 is turned on, so that the temperature of the to-be-welded jointed board 2 can be kept constant within set time, and moisture among welding seams of the to-be-welded jointed board 2 can be removed.

In this embodiment, an opening 19 is formed at an end of the ceramic tube 18 having the heating wire 17 therein for leading out the heating wire 17 inside the ceramic tube 18, an insulating tube 4 is attached to an outer surface of a section of the heating wire 17 outside the ceramic tube 18, one end of the external heating wire 17 attached with the insulating tube 4 is connected to the ceramic tube 18, and the other end is connected to the electric heating device 3.

Further, the power switch 30, the heating switch 31, the temperature keeping switch 32, and the temperature keeping time setting switch 33 of the electric heating temperature control device 3 are located on the front side of the electric heating temperature control box 3, and the power supply line 5 with the insulating tube 4 led out through the end opening 19 of the ceramic tube 18 is located on the lower right side of the electric heating temperature control box 3. And the electric heating temperature control box 3 is connected with a power supply through a power line 5.

The specific welding process of the jointed board welding platform device adopting the embodiment can be as follows: before welding, after the jointed boards 2 to be welded are assembled, the jointed boards 2 to be welded are horizontally placed on the jointed board welding platform device for preheating, as shown in figure 2, when the jointed boards 2 to be welded are placed, welding seams of the jointed boards are located at the middle position of a groove 11 formed in the jointed board welding platform device, meanwhile, the welding surface is firstly upward, and the rear welding surface is tightly attached to the surface of the groove 11. The power supply line 5 is connected, the power supply switch 30 on the front side of the electric heating temperature control box 3 is turned on, the heating switch 31 on the front side of the electric heating temperature control box 3 is turned on, the heating wire 17 in the ceramic tube 18 generates heat, the heat is transmitted to the jointed board 2 to be welded through the ceramic tube 18 and the welding flux 13, the jointed board 2 to be welded is in a heating and temperature-rising state, when the first welding surface of the jointed board 2 to be welded is heated to a required temperature, the heating switch 30 is turned off or the heat preservation switch 32 is turned on as required, the heat preservation time setting switch 33 can be turned on for setting the heat preservation time, and a welder can weld the jointed board 2. Because the heating wire 17 in the ceramic tube 18 generates heat in a constant state, and the heat insulation material 16 can prevent the heat from dissipating, the surface temperature of the jointed board 2 to be welded is kept unchanged all the time, and meanwhile, the flux has a moisture absorption function, so that moisture on the later welding surface can be effectively prevented from being gathered again, and the root of the welding seam of the first welding surface is prevented from generating dense air holes. After the welding of the first welding surface is finished, the jointed board 2 to be welded is turned over. And if the welding surface needs to be heated again after welding, repeating the operation flow of heating the welding seam of the welding surface. And after the welding seams on the two sides of the jointed board 2 to be welded are welded, closing the power switch 30 of the electric heating temperature control device 3, disconnecting the power line 5, and removing the jointed board after the jointed board is naturally cooled to the room temperature.

The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims (9)

1. The utility model provides a makeup welded platform device, includes platform body (1), its characterized in that, platform body (1) has bearing surface (10) of placing the makeup (2) of waiting to weld, bearing surface (10) are last to have undercut recess (11), be provided with heating device (12) and parcel heating device's heat conduction material (13) in recess (11), heating device (12) link to each other with electrical heating temperature control device (3).

2. Jointed board welding platform device according to claim 1, characterized in that a first steel plate (14) and a second steel plate (15) are placed on top of the platform body (1), the top surfaces of the first steel plate (14) and the second steel plate (15) constitute the bearing surface (10), and a gap constituting the groove (11) is provided between the first steel plate (14) and the second steel plate (15).

3. A panel welding platform assembly according to claim 2, wherein said first steel plate (14) and said second steel plate (15) are inclined on opposite sides thereof such that said recess (11) forms a trapezoidal cavity having a groove bottom width smaller than the groove opening width.

4. A jigsaw welding platform arrangement according to claim 1, characterised in that the groove (11) is a trapezoidal groove cavity with a groove base width smaller than the groove opening width.

5. Jigsaw welding platform arrangement according to claim 1, characterised in that said heat conducting material (13) is a flux.

6. A jigsaw welding platform arrangement according to claim 1, characterised in that the inner walls of said recess (11) are provided with insulating material (16).

7. Jigsaw welding platform arrangement according to claim 1, characterised in that said heating means (12) is a ceramic tube (18) with built-in heating wires (17).

8. Jigsaw welding platform arrangement according to claim 7, wherein two ceramic tubes (18) are provided in said recess (11), and said heat conducting material (13) is filled between said two ceramic tubes (18).

9. A jigsaw welding platform arrangement according to claim 1, characterised in that the electrical heating temperature control device (3) is provided with a power switch (30), a heating switch (31), a heat preservation switch (32) and a heat preservation time setting switch (33).

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