CN219402953U - Auxiliary welding mechanism for cavity gas protection tube - Google Patents

Abstract

The utility model discloses an auxiliary welding mechanism for a cavity gas protection tube, which comprises a positioning plate, wherein the positioning plate and an inner hole positioning and clamping mechanism are connected with the gas protection tube through the inner hole positioning and clamping mechanism, one end of the positioning plate is attached to the end face of the gas protection tube, a supporting shaft is fixedly arranged in the middle of the positioning plate, a rotary sleeve is sleeved outside the supporting shaft, a fixed seat is arranged on one side of the outer wall of the rotary sleeve, a supporting rod is connected with the fixed seat, an anchor ear is connected with the end part of the supporting rod, and the anchor ear is used for connecting a welding gun.

Description

Auxiliary welding mechanism for cavity gas protection tube

Technical Field

The utility model relates to the technical field of welding equipment, in particular to an auxiliary welding mechanism for a cavity gas protection tube.

Background

The cavity is a container with the inside kept in a sealed state, and the volume, the material and the shape of the vacuum cavity are considered in the manufacture of the vacuum cavity. Stainless steel is the main structural material of the current ultra-high vacuum system. The wall has the advantages of excellent corrosion resistance, low gassing rate, no magnetism, good weldability, low electric conductivity and thermal conductivity, and wide application in a reaction system.

The cavity is usually equipped with the gas protection pipe, and the concrete during the equipment is in wall body pipe wall department trompil, welds the one end of gas protection pipe in its side trompil department again, because need weld gun round-welding round to guarantee welded joint strength and leakproofness, directly use the welding gun welding can't guarantee welded precision, and is higher to workman's requirement.

Disclosure of Invention

In order to solve the technical problems, the utility model relates to an auxiliary welding mechanism for a cavity gas protection tube, which has the advantages of simple and reliable structure, effectively solves the technical problems, is suitable for popularization and use, and is realized by the following technical scheme:

the utility model provides a welding mechanism is assisted to gaseous protection tube of cavity, includes the locating plate, hole location fixture, the locating plate is connected with the gas protection tube through hole location fixture, the one end laminating of locating plate is at the terminal surface of gas protection tube, the back shaft has been set firmly at the middle part of locating plate, the cover is equipped with rotatory sleeve in the back shaft outside, rotatory telescopic outer wall one side is equipped with the fixing base, the fixing base is connected with the bracing piece, the end connection of bracing piece has the staple bolt, the staple bolt is used for connecting welder.

The above-mentioned scheme is based on and is a preferable scheme of the above-mentioned scheme: one end of the supporting rod is rotationally connected with the fixing seat, and an adjustable locking bolt is arranged at the joint of the supporting rod and the fixing seat.

The above-mentioned scheme is based on and is a preferable scheme of the above-mentioned scheme: the inner hole positioning and clamping mechanism comprises a pressing rod and a handle head, the top of the pressing rod is provided with the handle head, the positioning plate is provided with two sliding grooves which are symmetrical around the center, the pressing rod is in sliding connection with the sliding grooves, a spring is fixedly arranged in the sliding grooves in a positioning mode, one end of the spring is fixedly connected with the pressing rod, and the spring is used for driving the pressing rod to move along the sliding grooves.

The above-mentioned scheme is based on and is a preferable scheme of the above-mentioned scheme: the bottom of depression bar is equipped with the radial arch that keeps away from the locating plate center.

The above-mentioned scheme is based on and is a preferable scheme of the above-mentioned scheme: the section of the supporting shaft is T-shaped, a screw rod part is arranged at the bottom end of the supporting shaft, and the supporting shaft is in threaded connection with a threaded hole in the middle of the positioning plate through the screw rod part.

Compared with the prior art, the utility model has the following outstanding and beneficial technical effects: through this device workman can be convenient use gas protection pipe centre of a circle as the benchmark rotation welder with its welding in the cavity side, this device convenient operation, simple structure is effective, can assist the workman to weld in order to improve welding efficiency and improve processingquality.

Drawings

FIG. 1 is a schematic overall construction;

fig. 2 is a schematic diagram of an internal bore positioning fixture.

Detailed Description

For the purposes of clarity, technical solutions and advantages of the present application, the technical solutions in the examples will be clearly and completely described below with reference to the drawings in the examples, however, the detailed description and examples described below are for the purpose of illustration only and not for the purpose of limiting the utility model.

In the description of the present utility model, it should be understood that the terms "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in fig. 1, merely for convenience in describing the present utility model, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the utility model.

In the description of the present application, the terms "first," "second," and the like 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.

The cavity is usually equipped with the gas protection pipe, and the concrete during the equipment is in wall body pipe wall department trompil, welds the one end of gas protection pipe in its side trompil department again, because need weld gun round-welding round to guarantee welded joint strength and leakproofness, directly use the welding gun welding can't guarantee welded precision, and is higher to workman's requirement. In order to solve the technical problems, as shown in fig. 1-2, the utility model relates to an auxiliary welding mechanism for a cavity gas protection tube 7, which comprises a positioning plate 1, wherein the positioning plate 1 and an inner hole positioning and clamping mechanism, the positioning plate 1 is in a cylinder structure, the positioning plate 1 is connected with the gas protection tube 7 through the inner hole positioning and clamping mechanism, in particular, the inner hole positioning and clamping mechanism comprises a pressing rod 2 and a handle head 3, the top of the pressing rod 2 is provided with the handle head 3, the positioning plate 1 is provided with two sliding grooves 4 which are symmetrical around the center, the sliding grooves 4 are arranged along the radial direction of the positioning plate 1, the pressing rod 2 passes through the sliding grooves 4 and is in sliding connection with the sliding grooves, the positioning plate 1 is fixedly provided with a spring 5 in the sliding grooves 4, one end of the spring 5 is fixedly connected with the positioning plate 1, the other end of the spring 5 is fixedly connected with the pressing rod 2, and is used for driving the pressing rod 2 to move along the sliding grooves 4, preferably, the bottom end of the pressing rod 2 is provided with a radial protrusion 6 which is far away from the center of the positioning plate 1, and a user can apply force to prop the two pressing rods 2 into the corresponding gas protection tubes 7 through stirring the handle heads 3, and then the pressing rods 2 can be pulled down the two protection tubes 7 to be fixed in the two sides of the inner holes 7, and then the pressing rods are positioned in the two protection tubes are pulled to be fixed to the two sides by the pressing rods 2.

The middle part of locating plate 1 has set firmly back shaft 8, preferably, the cross-section of back shaft 8 is T shape, the bottom of back shaft 8 is equipped with screw rod portion, back shaft 8 pass through screw rod portion with the screw hole threaded connection at locating plate 1 middle part, threaded connection's mode dismouting is convenient, the cover is equipped with rotatory sleeve 9 in the back shaft 8 outside, and rotatory sleeve 9 can rotate relative back shaft 8, and the outer wall one side of rotatory sleeve 9 is equipped with fixing base 10, fixing base 10 is connected with bracing piece 11, the end connection of bracing piece 11 has staple bolt 12, staple bolt 12 is used for connecting welder 13, and the mouth of pipe of welder 13 carries out the chucking through staple bolt 12, and the split is convenient when connecting steadily.

Further, one end of the supporting rod 11 is rotatably connected with the fixing seat 10, an adjustable locking bolt 14 is disposed at a connection position of the supporting rod 11 and the fixing seat 10, and a relative angle between the supporting rod 11 and the fixing seat 10 can be adjusted and fixed by unscrewing or screwing the adjustable locking bolt 14.

Because the diameter of the gas protection tube 7 is smaller and the cavity diameter is larger, therefore the butt joint of the gas protection tube 7 is approximately circular, when the device is used, specifically, one end of the locating plate 1 is attached to the end face of the gas protection tube 7, the locating plate 1 is connected with the gas protection tube 7 through an inner hole locating and clamping mechanism, the anchor ear 12 is used for clamping the welding gun 13, then the angle of the supporting rod 11 and the fixing seat 10 is adjusted to enable the nozzle of the welding gun 13 to be aligned with the connecting point and then to be locked, a worker can conveniently rotate the welding gun 13 by taking the center of the circle of the gas protection tube 7 as a reference to weld the welding gun 13 on the side face of the cavity.

It should be noted that technical features such as a welding gun and a hoop related to the present application should be considered as the prior art, and specific structures, working principles, and control modes and spatial arrangement related to the technical features may be conventional in the art, and should not be considered as the utility model point of the present application, which is not further specifically described in detail.

The above embodiments are only preferred embodiments of the present utility model, and are not intended to limit the scope of the present utility model in this way, therefore: equivalent changes in structure, shape and principle of the present utility model should be covered by the protection scope of the present utility model.

Claims (5)

1. The utility model provides a welding mechanism is assisted to cavity gas protection pipe which characterized in that: including the locating plate, hole location fixture, the locating plate is connected with the gas protection pipe through hole location fixture, the one end laminating of locating plate is at the terminal surface of gas protection pipe, the back shaft has been set firmly at the middle part of locating plate, the back shaft outside cover is equipped with rotatory sleeve, rotatory telescopic outer wall one side is equipped with the fixing base, the fixing base is connected with the bracing piece, the end connection of bracing piece has the staple bolt, the staple bolt is used for connecting welder.

2. The auxiliary welding mechanism for a cavity gas protection tube according to claim 1, wherein: one end of the supporting rod is rotationally connected with the fixing seat, and an adjustable locking bolt is arranged at the joint of the supporting rod and the fixing seat.

3. The auxiliary welding mechanism for a cavity gas protection tube according to claim 2, wherein: the inner hole positioning and clamping mechanism comprises a pressing rod and a handle head, the top of the pressing rod is provided with the handle head, the positioning plate is provided with two sliding grooves which are symmetrical around the center, the pressing rod is in sliding connection with the sliding grooves, the positioning plate is fixedly provided with a spring in the sliding grooves, one end of the spring is fixedly connected with the pressing rod, and the spring is used for driving the pressing rod to move along the sliding grooves.

4. A cavity gas shield tube auxiliary welding mechanism according to claim 3, wherein: the bottom of depression bar is equipped with the radial arch that keeps away from the locating plate center.

5. The auxiliary welding mechanism for a cavity gas protection tube according to claim 4, wherein: the section of the supporting shaft is T-shaped, a screw rod part is arranged at the bottom end of the supporting shaft, and the supporting shaft is in threaded connection with a threaded hole in the middle of the positioning plate through the screw rod part.