CN212652845U - Metal bellows brazing device - Google Patents

Abstract

The utility model relates to a corrugated metal pipe device of brazing, the device includes the bottom surface, carousel (1), a plurality of fixed baseplate (2) of waiting to weld piece (3) of placing, carousel (1) rotates with the bottom surface to be connected, fixed baseplate (2) set firmly on carousel (1), be equipped with at least one liftable inductance coils (6) that are used for the heating of brazing on the bottom surface, wait to weld piece (3) and fixed baseplate (2) top butt, fixed baseplate (2) below is offered and is used for to waiting to weld piece (3) the gas pocket that sweeps inert gas, this gas pocket links to each other with the inert gas air supply. Compared with the prior art, the utility model has the advantages of the productivity is high, welding process is highly automatic, and the product itself is difficult for oxidation.

Description

Metal bellows brazing device

Technical Field

The utility model relates to an equipment field of brazing, concretely relates to corrugated metal pipe device of brazing.

Background

The metal bellows has a bellows structure and flexible characteristics that can function to dampen vibrations between the connections of the vibrating system and the rigid system, reduce noise, balance thermal expansion, and compensate for mutual displacements between the connections. In addition, the metal hose is used as an automobile OEM component, the design matching work in the early stage is extremely complex, the corrugated pipe body is mainly formed by the attachment of the lining hose and the outer lining telescopic hard pipe, and the end cover and the corrugated pipe body are welded.

The end cover and the corrugated pipe body are welded in a brazing mode, the end cover is abutted to the corrugated pipe body during brazing, then some welding wires are mixed between the end cover and the corrugated pipe body, the welding wires are melted by the aid of the induction heating ring, and the end cover and the corrugated pipe body are welded together firmly after cooling. However, the existing brazing process has the problems of low productivity, insufficient automation of the welding process, easy oxidation of the heated product and the like.

Disclosure of Invention

The utility model aims at providing a corrugated metal pipe brazing device which has high productivity, high automation of the welding process and difficult oxidation of the product per se in order to overcome the defects of the prior art.

The purpose of the utility model can be realized through the following technical scheme:

the utility model provides a corrugated metal pipe device of brazing, the device include carousel, a plurality of fixed baseplate of treating welding of placing, carousel and bottom surface rotate to be connected, fixed baseplate set firmly on the carousel, the bottom surface on be equipped with the support, be equipped with at least one liftable inductance coils that is used for brazing the heating on this support, treat welding and fixed baseplate top butt, fixed baseplate below offer and be used for to treating that the welding sweeps the gas pocket of inert gas, this gas pocket links to each other with the inert gas air supply, treat that the welding includes end cover and the bellows body of mutual butt, during the welding, the filler wire between end cover and the bellows body, inductance coils cover the butt department of establishing at end cover and bellows body.

During the welding, inductance coils descends, and the cover is established in the butt department of end cover and bellows body, begins to heat, and simultaneously, inert gas begins to treat a welding and sweeps the protection, avoids the oxidation, and after a period of time, the welding is accomplished, and inductance coils rises, and the carousel rotates a check, carries out next brazing of treating a welding, and is reciprocal so, and all brazes of treating a welding on accomplishing the carousel.

Furthermore, the fixed base comprises a lifting platform with adjustable height, and the lifting platform comprises a lifting sub-part and a lifting main part which are mutually sleeved.

Furthermore, the lifting female part is provided with a salient point, and the lifting sub-part is provided with a plurality of scales matched with the salient point. The convex points and a certain scale can be matched and clamped as required, similar to the automobile gear engagement, and the required telescopic height is achieved.

Furthermore, the lifting female part is provided with at least 2 clamping jaws for avoiding the falling of the to-be-welded part, and the to-be-welded part is sleeved outside the clamping jaws.

Furthermore, a cover pipe for concentrating air flow is sleeved outside the to-be-welded part. The cover pipe can play a role in heat preservation to a certain extent, can also prevent sparks from splashing everywhere, and increases the safety of the welding process.

Furthermore, the material of the cover tube comprises quartz or glass.

Furthermore, a top cover for preventing air flow from being rapidly sprayed out is arranged on the cover pipe, and the top cover is placed above the cover pipe.

Furthermore, the support is provided with a telescopic clamping mechanism for assembling and disassembling the top cover. This fixture can press from both sides the function of getting and placing the top cap, avoids the artifical injury incident that drops that moves probably to cause, guarantees welding process's security.

Further, the number of the fixed bases is 6-8.

Further, the number of the inductance coils is 1-3.

Compared with the prior art, the utility model has the advantages of it is following:

(1) the brazing of all pieces to be welded on the turntable can be completed through the lifting of the inductance coil and the rotation of the turntable, individual operation on each piece to be welded is not needed, the production process is highly automatic, and the capacity is huge;

(2) a height-adjustable lifting platform is arranged between the fixed base and the to-be-welded part. Some parts to be welded are low in height, and some parts to be welded are high enough, so that the salient points and certain scales can be clamped in a matching mode as required, similar to automobile gear engagement, the required telescopic height is achieved, and the workpieces can be placed and taken conveniently;

(3) the shield pipe for concentrating air flow is sleeved outside the to-be-welded part, the shield pipe can play a role in heat preservation to a certain extent, can also prevent sparks from splashing around, and improves the safety of the welding process;

(4) the clamping mechanism can clamp and place the function of top cap, avoids the artifical injury incident that drops that moves probably to cause, guarantees welding process's security, also embodies highly automated production process.

Drawings

FIG. 1 is a schematic diagram of the apparatus in the example;

FIG. 2 is a schematic view of the apparatus in the example;

FIG. 3 is a detailed view of the device in the example;

FIG. 4 is a schematic view of an embodiment of a lift table;

the reference numbers in the figures indicate: the device comprises a rotary table 1, a to-be-welded part 3, a fixed base 2, a support 7, an inductance coil 6, an end cover 31, a corrugated pipe body 32, a lifting table 21, a lifting sub-part 211, a lifting main part 212, a clamping jaw 22, a cover pipe 4, a top cover 41 and a clamping mechanism 71.

Detailed Description

The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.

Examples

A metal corrugated pipe brazing device comprises a rotary table 1, 8 fixed bases 2 for placing pieces 3 to be brazed, the rotary table 1 is rotatably connected with a bottom surface, the fixed bases 2 are fixedly arranged on the rotary table 1, a support 7 is arranged on the bottom surface, 1 lifting inductance coil 6 used for brazing and heating is arranged on the support 7, the pieces 3 to be brazed are abutted to the upper portion of the fixed bases 2, air holes used for purging inert gas to the pieces 3 to be brazed are formed in the lower portion of the fixed bases 2, the air holes are connected with an inert gas source, the pieces 3 to be brazed comprise end covers 31 and corrugated pipe bodies 32 which are mutually abutted, welding wires are filled between the end covers 31 and the corrugated pipe bodies 32 during welding, and the inductance coils 6 are sleeved at the abutted portions of the end covers 31 and the corrugated pipe bodies 32.

During the welding, inductance coils 6 descends, and the cover is established in the butt department of end cover 31 and bellows body 32, begins to heat, and simultaneously, inert gas begins to treat a welding piece 3 and sweeps the protection, avoids the oxidation, and a period of time later, the welding is accomplished, and inductance coils 6 rises, and the carousel rotates a check, carries out next and treats a brazing of welding piece 3, so reciprocal, all brazes of welding piece 3 of treating on accomplishing the carousel.

The fixed base 2 comprises a height-adjustable lifting platform 21, as shown in fig. 4, the lifting platform 21 comprises a lifting sub-part 211 and a lifting parent-part 212 which are sleeved with each other. The lifting female part 212 is provided with a salient point, and the lifting male part 211 is provided with a plurality of scales matched with the salient point. The convex points and a certain scale can be matched and clamped as required, similar to the automobile gear engagement, and the required telescopic height is achieved. The lifting female piece 212 is provided with 3 clamping jaws 22 for avoiding the to-be-welded piece 3 from falling off, and the to-be-welded piece 3 is sleeved outside the clamping jaws 22.

A cover pipe 4 for concentrating air flow is sleeved outside the part to be welded 3. The cover pipe 4 can play a role in heat preservation to a certain extent, can also prevent sparks from splashing around, and increases the safety of the welding process. The material of the cover tube 4 is quartz or glass. The hood tube 4 is provided with a top cover 41 for preventing the air flow from being rapidly ejected, and the top cover 41 is placed above the hood tube 4. The support 7 is provided with a retractable holding mechanism 71 for attaching and detaching the top cover 41. The clamping mechanism 71 can perform the functions of clamping and placing the top cover 41, avoid the falling injury event possibly caused by manual moving, and ensure the safety of the welding process.

While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention. However, any simple modification, equivalent change and modification made to the above embodiments according to the technical substance of the present invention still belong to the protection scope of the technical solution of the present invention.

Claims (10)

1. The metal corrugated pipe brazing device is characterized by comprising a turntable (1) and a plurality of fixed bases (2) for placing pieces to be brazed (3), wherein the turntable (1) is rotatably connected with the bottom surface, the fixed bases (2) are fixedly arranged on the turntable (1), a support (7) is arranged on the bottom surface, at least one lifting inductance coil (6) for brazing and heating is arranged on the support (7), the pieces to be brazed (3) are abutted against the upper parts of the fixed bases (2), air holes for purging inert gas to the pieces to be brazed (3) are formed in the lower parts of the fixed bases (2) and connected with an inert gas source, the pieces to be brazed (3) comprise end covers (31) and corrugated pipe bodies (32) which are abutted against each other, and during welding, welding wires are filled between the end covers (31) and the corrugated pipe bodies (32), the inductance coil (6) is sleeved at the abutting position of the end cover (31) and the corrugated pipe body (32).

2. A device for brazing a metal bellows according to claim 1, wherein said fixed base (2) comprises a height-adjustable lifting platform (21), and said lifting platform (21) comprises a lifting sub-member (211) and a lifting parent member (212) which are sleeved with each other.

3. A device for brazing a metal bellows according to claim 2, wherein the lifting female member (212) is provided with a convex point, and the lifting male member (211) is provided with a plurality of scales matching with the convex point.

4. A device for brazing a metal bellows according to claim 2, wherein the lifting parent member (212) is provided with at least 2 claws (22) for preventing the member to be welded (3) from falling off, and the member to be welded (3) is sleeved outside the claws (22).

5. A device for brazing metal bellows according to claim 1, wherein said member to be welded (3) is externally sheathed with a shroud (4) for concentrating the air flow.

6. A device according to claim 5, characterized in that the material of the jacket tube (4) comprises quartz or glass.

7. A corrugated metal pipe brazing apparatus according to claim 5, wherein the cover tube (4) is provided with a top cover (41) for preventing a rapid ejection of the air flow, and the top cover (41) is placed over the cover tube (4).

8. A device for brazing metal bellows according to claim 1 or 7, wherein said support (7) is provided with retractable holding means (71) for attaching and detaching said top cover (41).

9. A corrugated metal tube brazing apparatus according to claim 1, wherein the number of said fixed bases (2) is 6-8.

10. A corrugated metal tube soldering apparatus according to claim 1, wherein the number of the induction coils (6) is 1 to 3.

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