CN113399885A

CN113399885A - Cooling air pressure equipment of welding machine

Info

Publication number: CN113399885A
Application number: CN202110787193.XA
Authority: CN
Inventors: 王立
Original assignee: Individual
Current assignee: Shenzhen Tairuiqi Hardware Electronics Co ltd
Priority date: 2021-07-13
Filing date: 2021-07-13
Publication date: 2021-09-17
Anticipated expiration: 2041-07-13
Also published as: CN113399885B

Abstract

The invention discloses a cooling air pressure device of a welding machine, which structurally comprises a base, an upright post, a rocker arm and a welding column, wherein the lower end of the upright post is movably matched with the upper end of the base; the welding column can use high-speed airflow to cool the welding gun and the welding heat affected zone to a certain degree, inhibit the crystal grain growth in the welding heat affected zone from becoming large, and prevent the welding machine from being damaged due to overheating caused by continuous long-time work.

Description

Cooling air pressure equipment of welding machine

Technical Field

The invention relates to the field of air pressure systems, in particular to a cooling air pressure device of a welding machine.

Background

The welding is a process of connecting metal parts by using various fusible alloys, the continuity of the metals is ensured, the welding parts do not move relatively, the contact surface is not oxidized, the continuous conductive method is insisted, and the welding machine is a highly automatic machine, and the common welding process method comprises submerged arc welding, MIG/MAG welding, TIG welding, plasma arc welding, laser composite welding and the like, compared with manual welding, the welding speed is high, the quality is good, the surface is attractive, and the uneven soldering tin phenomenon of manual welding does not exist, but the prior art has the following defects:

when the welding machine performs welding operation on materials with thin thickness, the welding machine which lacks a certain cooling means cannot reduce heat input to a welding seam region in the welding heat process, a welding heat affected zone is larger than the expansion range of thick metal, grain growth in the welding heat affected zone with the large thin material range is enlarged, physical performance of a welding joint region in a large range is reduced, the thin metal material is more easily welded and deformed, and welding defects needing rework are caused.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide a cooling air pressure device of a welding machine, so as to solve the problems in the prior art.

In order to achieve the purpose, the invention is realized by the following technical scheme: a cooling air pressure device of a welding machine structurally comprises a base, an upright post, a rocker arm and a welding post, wherein the lower end of the upright post is movably matched with the upper end of the base, the rocker arm is movably clamped with the upright post, and the upper end of the welding post is arranged below the rocker arm;

the welding post comprises casing, welder, trachea, water cooling plant, casing center activity block has welder, the trachea upper end is connected with air compressor, the trachea inlays the solid connection at the inside left end of casing, the water cooling plant upper end is connected with the water tank, water cooling plant activity block is at the inside right-hand member of casing.

The invention is further improved, the gas pipe consists of a first connector, a gas passing pipe and an inflation cavity, the first connector is arranged at the upper end of the gas passing pipe, the first connector and the gas passing pipe are of an integrated structure, the lower end of the gas passing pipe is connected with the inflation cavity in a welding mode, and a gap exists between the inner wall of the inflation cavity and the surface of the welding gun.

The water cooling device is further improved, the water cooling device is composed of a second connector, a water passing pipe, a water storage ring and a water spraying device, the second connector is arranged at the upper end of the water passing pipe, the second connector and the water passing pipe are of an integrated structure, the water storage ring is in an annular hollow bottom shape, the water storage ring is fixedly connected below the water passing pipe in an embedded mode, and the upper portion of the water spraying device is connected below the water storage ring in a flange mode.

The water spraying device is further improved, the water spraying device is composed of a block body, a block, a water throwing pipe, a ball and a baffle ring, the block body is in a long-strip thread shape, the block is arranged on the inner wall of the block body, the block and the block body are in an integrated structure, the water throwing pipe is fixedly connected inside the block body in an embedded mode, the ball is matched with the surface of the block body in a rolling mode, the outer ring of the baffle ring is in an arc-shaped structure, and the baffle ring is connected below the block body in a welding mode.

The invention is further improved, the water throwing pipe consists of a water storage pipe, a water blocking valve and a water drain pipe, and the water blocking valve is welded between the water storage pipe and the water drain pipe.

The water shutoff valve is further improved, the water shutoff valve comprises a valve body, a sliding groove, a valve, a throwing block and a spring, the sliding groove is formed in the inner wall of the valve body, the sliding groove and the valve body are of an integrated structure, the valve is in sliding fit with the inner wall of the sliding groove, the throwing block is fixedly connected to the outer side of the valve in an embedded mode, and the spring is connected to the inner wall of the sliding groove and the inner portion of the valve in a riveting mode.

According to the technical scheme, the cooling air pressure equipment of the welding machine has the following beneficial effects:

the welding column can reduce the temperature of the welding gun and the welding heat affected zone to a certain degree by using high-speed airflow, inhibit the growth of crystal grains in the welding heat affected zone from becoming large, and prevent the welding machine from being damaged due to overheating caused by continuous long-time work.

The water cooling device can spray water flow in an umbrella shape on the periphery of a welding heat influence central area when the air flow of high-speed air flow passes through, so as to cool, prevent the range from expanding and enlarging, reduce the physical performance of a large-range welding joint area, enable thin metal materials to be more easily welded through and deformed, and cause welding defects needing rework.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a schematic structural view of a cooling air pressure device of a welding machine according to the present invention;

FIG. 2 is a front sectional schematic view of the weld column of the present invention;

FIG. 3 is a front view of the trachea of the present invention;

FIG. 4 is a front sectional schematic view of the water cooling device of the present invention;

FIG. 5 is a front sectional view of the sprinkler of the present invention;

FIG. 6 is a schematic structural view of the water slinger in front view;

fig. 7 is a front sectional structural schematic view of the water shutoff valve of the invention.

In the figure: the welding gun comprises a base-1, a vertical column-2, a rocker-3, a welding column-4, a shell-41, a welding gun-42, an air pipe-43, a water cooling device-44, a first joint-431, an air pipe-432, an inflation cavity-433, a second joint-441, an air pipe-442, a water storage ring-443, a water spraying device-444, a block-31, a block-32, a water throwing pipe-33, a ball-34, a baffle ring-35, a water storage pipe-331, a water blocking valve-332, a water drainage pipe-333, a valve body-21, a chute-22, a valve-23, a throwing block-24 and a spring-25.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

The first embodiment is as follows: referring to fig. 1-5, the embodiments of the present invention are as follows:

the invention provides a cooling air pressure device of a welding machine, which structurally comprises a base 1, an upright post 2, a rocker arm 3 and a welding column 4, wherein the lower end of the upright post 2 is movably matched with the upper end of the base 1, the rocker arm 3 is movably clamped with the upright post 2, and the upper end of the welding column 4 is arranged below the rocker arm 3;

the welding column 4 is composed of a shell 41, a welding gun 42, an air pipe 43 and a water cooling device 44, wherein the welding gun 42 is movably clamped in the center of the shell 41, the upper end of the air pipe 43 is connected with an air compressor, the air pipe 43 is fixedly connected to the left end inside the shell 41 in an embedded mode, the upper end of the water cooling device 44 is connected with a water tank, and the water cooling device 44 is movably clamped at the right end inside the shell 41.

The air pipe 43 is composed of a first joint 431, an air passing pipe 432 and an inflation cavity 433, the first joint 431 is arranged at the upper end of the air passing pipe 432, the first joint 431 and the air passing pipe 432 are of an integrated structure, the lower end of the air passing pipe 432 is connected with the inflation cavity 433 in a welding mode, a gap exists between the inner wall of the inflation cavity 433 and the surface of the welding gun 42, and the inflation cavity 433, which has a gap between the inner wall and the surface of the welding gun 42, can enable compressed air to keep high pressure and high speed and take away heat on the surface of the welding gun 42.

Based on the above embodiment, the specific working principle is as follows:

the upright post 2 can move back and forth above the base 1, the rocker arm 3 can move up and down on the front surface of the upright post 2, the welding post 4 carries out welding operation on materials, when the welding gun 42 works, the air compressor inserts compressed air from the upper end of the air pipe 43, the compressed air enters the air inflation cavity 433 with the surface of the welding gun 42 along the long and narrow air passing pipe 432 after passing through the first joint 431, the compressed air keeps high pressure and high speed and takes away heat on the surface of the welding gun 42, the welding machine is prevented from being damaged due to overheating caused by continuous long-time work, air flow continues to flow downwards, after passing through the lower end of the water cooling device 44, the welding gun 42 is sprayed out from the surface, the welding heat influence central area is cooled to a certain degree, and the growth of crystal grains in the welding heat influence area is inhibited.

Example two: referring to fig. 4-7, the embodiment of the present invention is as follows:

the invention provides a cooling air pressure device of a welding machine, wherein a water cooling device 44 comprises a second connector 441, a water passing pipe 442, a water storage ring 443 and a water sprinkling device 444, the second connector 441 is arranged at the upper end of the water passing pipe 442, the second connector 441 and the water passing pipe 442 are of an integrated structure, the water storage ring 443 is in an annular hollow bottom shape, the water storage ring 443 is fixedly embedded below the water passing pipe 442, the upper part of the water sprinkling device 444 is connected to the lower part of the water storage ring 443 in a flange mode, and the water storage ring 443 in the annular hollow bottom shape can store water inside when being connected with the water sprinkling device 444 in a flange mode.

Watering device 444 by block 31, block 32, get rid of water pipe 33, ball 34, keep off ring 35 and constitute, block 31 is rectangular screw thread form, block 31 inner wall is equipped with block 32, and blocks 32 and block 31 structure as an organic whole, get rid of water pipe 33 and inlay solid connection inside block 31, ball 34 roll cooperation is on block 31 surface, keep off ring 35 outer loop and be circular-arc structure, keep off ring 35 welded connection in block 31 below, rectangular screw thread form block 32 inboard laminating is on welder 42 surface, when the air current passes through, can assault block 32, drives block 31 rotation, and the outer loop is circular-arc structure keep off ring 35 when receiving water impact, the water current can be the umbelliform along with circular-arc surface dispersion.

The water throwing pipe 33 is composed of a water storage pipe 331, a water blocking valve 332 and a water drain pipe 333, wherein the water blocking valve 332 is connected between the water storage pipe 331 and the water drain pipe 333 in a welded mode.

The water blocking valve 332 is composed of a valve body 21, a sliding groove 22, a valve 23, a throwing block 24 and a spring 25, the inner wall of the valve body 21 is provided with the sliding groove 22, the sliding groove 22 and the valve body 21 are of an integrated structure, the valve 23 is in sliding fit with the inner wall of the sliding groove 22, the throwing block 24 is fixedly connected to the outer side of the valve 23, the spring 25 is riveted to the inner wall of the sliding groove 22 and the inner wall of the valve 23, and the throwing block 24 is fixedly connected to the outer side of the valve 23 and can rotate in a block 31, so that the center of gravity of the valve 23 is deviated due to centrifugal force.

Based on the above embodiment, the specific working principle is as follows:

when the welding gun 42 works, water flow enters from the upper end of the water cooling device 44, passes through the second joint 441, flows through the water passing pipe 442, enters between the lower end of the annular water storage ring 443 with a hollow-out bottom and the upper part of the water spraying device 444 for storage, when air flow enters the block 31, the air flow impacts the long-strip thread-shaped block 32 attached to the surface of the welding gun 42 on the inner side, the block 31 is driven by the impacted block 32 to rotate on the inner side of the ball 34, the water throwing pipe 33 makes circular motion, the water flow is carried out from the upper end of the water storage pipe 331, when the water spraying device 444 rotates to generate a certain centrifugal force, the throwing block 24 of the water blocking valve 332 is thrown, the center of gravity of the valve 23 is deviated, the valve 23 rotates on the inner wall of the chute 22, the throwing block 24 is locked on the outer side of the circular motion by the centrifugal force, the valve 23 is kept open, the water flow enters the water drainage pipe 333 through the water blocking valve 332, after the water in the water drainage pipe 333, the water blocking ring 35 with an arc-shaped structure on the outer ring 35, the rivers can be the umbelliform along with circular-arc surperficial dispersion, the rivers are the umbelliform and spray in the periphery that weld heat influences the central zone, cool down, prevent its scope expansion grow, lead to the regional physical properties of welded joint on a large scale to descend, make thin metal material welded more easily and wear and warp, cause the welding defect that needs rework, when compressed air stops supplying, watering device 444 loses power, the stopping rotation, lose centrifugal force, valve 23 is under spring 25's promotion, seal valve body 21, prevent to leak.

While there have been shown and described what are at present considered the fundamental principles and essential features of the invention and its advantages, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a welding machine cooling air pressure equipment, its structure includes base (1), stand (2), rocking arm (3), welding post (4), its characterized in that:

the lower end of the upright post (2) is movably matched with the upper end of the base (1), the rocker arm (3) is movably clamped with the upright post (2), and the upper end of the welding post (4) is arranged at the lower end of the rocker arm (3);

welding post (4) comprise casing (41), welder (42), trachea (43), water cooling plant (44), casing (41) center activity block has welder (42), trachea (43) are embedded and are connected at the inside left end of casing (41), water cooling plant (44) activity block is at the inside right-hand member of casing (41).

2. The cooling air pressure device of the welding machine as claimed in claim 1, wherein: trachea (43) are by first joint (431), cross trachea (432), aerify chamber (433) and constitute, trachea (432) upper end is located in first joint (431), and first joint (431) and cross trachea (432) structure as an organic whole, it has aerifys chamber (433) to cross trachea (432) lower extreme welded connection.

3. The cooling air pressure device of the welding machine as claimed in claim 1, wherein: the water cooling device (44) is composed of a second joint (441), a water passing pipe (442), a water storage ring (443) and a water spraying device (444), the second joint (441) is arranged at the upper end of the water passing pipe (442), the second joint (441) and the water passing pipe (442) are of an integrated structure, the water storage ring (443) is fixedly connected below the water passing pipe (442) in an embedded mode, and the upper portion of the water spraying device (444) is connected below the water storage ring (443) in a flange mode.

4. The cooling air pressure device of the welding machine as claimed in claim 3, wherein: watering device (444) comprises block (31), resistance block (32), gets rid of water pipe (33), ball (34), fender ring (35), block (31) inner wall is equipped with resistance block (32), and resistance block (32) and block (31) structure as an organic whole, it connects inside block (31) to get rid of water pipe (33) embedded solid, ball (34) roll cooperation is on block (31) surface, keep off ring (35) welded connection in block (31) below.

5. The cooling air pressure device of the welding machine as claimed in claim 4, wherein: the water throwing pipe (33) is composed of a water storage pipe (331), a water blocking valve (332) and a water drain pipe (333), and the water blocking valve (332) is connected between the water storage pipe (331) and the water drain pipe (333) in a welded mode.

6. The cooling air pressure device of the welding machine as claimed in claim 1, wherein: the water blocking valve (332) is composed of a valve body (21), a sliding groove (22), a valve (23), a throwing block (24) and a spring (25), the inner wall of the valve body (21) is provided with the sliding groove (22), the sliding groove (22) and the valve body (21) are of an integrated structure, the valve (23) is in sliding fit with the inner wall of the sliding groove (22), the throwing block (24) is fixedly connected to the outer side of the valve (23), and the spring (25) is connected to the inner wall of the sliding groove (22) and the valve (23) in a riveting mode.