CN216177796U

CN216177796U - Novel short circuit phosphor copper water-cooling welding aircraft nose

Info

Publication number: CN216177796U
Application number: CN202122374709.6U
Authority: CN
Inventors: 石新春; 李建昭
Original assignee: Baoding Stable Electric Co ltd
Current assignee: Baoding Stable Electric Co ltd
Priority date: 2021-09-29
Filing date: 2021-09-29
Publication date: 2022-04-05
Anticipated expiration: 2031-09-29

Abstract

The utility model discloses a novel short-circuit phosphor copper water-cooling welding head, which relates to the technical field of welding and comprises a copper body, wherein one end of the copper body is provided with a concave hole, the upper surface of the other end of the copper body is provided with a U-shaped groove, a graphite block is arranged on the inner side of the U-shaped groove, a wiring bar is welded on the lower surface of the copper body, wiring holes and insulating clamp mounting holes are respectively formed in the surface of the wiring bar, and a water inlet pipe and a water outlet pipe are respectively inserted into the inner side of the concave hole.

Description

Novel short circuit phosphor copper water-cooling welding aircraft nose

Technical Field

The utility model relates to the technical field of welding, in particular to a novel short-circuit phosphor copper water-cooling welding head.

Background

Welding, also known as fusion welding, is a manufacturing process and technique for joining metals or other thermoplastic materials, such as plastics, by means of heat, high temperature or high pressure. The energy sources for modern welding are many, including gas flame, electric arc, laser, electron beam, friction, and ultrasonic, among others. In addition to use in a factory, welding can be performed in a variety of environments, such as the field, underwater, and space.

Welding accomplishes the purpose of joining by three ways:

1. fusion welding, namely heating the workpieces to be jointed to locally melt the workpieces to form a molten pool, cooling and solidifying the molten pool to joint the workpieces, and adding a melt filler to assist when necessary, so that the method is suitable for welding various metals and alloys without pressure.

2. Pressure welding, in which pressure must be applied to a welding piece in a welding process, belongs to the processing of various metal materials and partial metal materials.

3. Brazing, namely, a metal material with a melting point lower than that of the base metal is used as brazing filler metal, the liquid brazing filler metal is used for wetting the base metal, a joint gap is filled, and the liquid brazing filler metal and the base metal are mutually diffused to realize a link weldment. It is suitable for welding various materials, and also suitable for welding different metals or different materials.

The existing water-cooling welding head mainly has the following defects: because the graphite of soldered connection department and the high heat loss of copper contact surface to increased the oxidation degree after the copper generates heat, lead to the operational stability of water-cooling soldered connection poor, greatly reduced stability and life, graphite is easy wearing and tearing moreover.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the technical scheme provides a novel short-circuit phosphorus copper water-cooling welding head, and solves the problems that the graphite at the welding head is high in heat loss amount of a copper contact surface, so that the oxidation degree of the copper after heating is increased, the water-cooling welding head is poor in working stability, the stability and the service life are greatly reduced, and the graphite is easy to wear.

In order to achieve the above purposes, the technical scheme adopted by the utility model is as follows:

the utility model provides a novel short circuit phosphor copper water-cooling welding aircraft nose, includes the copper body, the shrinkage pool has been seted up to copper body one end, U type groove has been seted up to copper body other end upper surface, the graphite block is installed to U type inslot side, the welding of copper body lower surface has the wiring row, wiring hole and insulating pincers mounting hole have been seted up respectively on wiring row surface, the shrinkage pool inboard is pegged graft respectively and is had inlet tube and outlet pipe.

As a preferable technical scheme of the utility model, the diameter of the concave hole is larger than the sum of the diameters of the water inlet pipe and the water outlet pipe.

As a preferred technical scheme of the utility model, the tail end of the U-shaped groove penetrates through the other end of the copper body, the U-shaped groove and the graphite block form an embedded structure, and the graphite block protrudes out of the upper surface of the copper body.

As a preferred technical scheme of the utility model, the end part of the wiring bar protrudes out of the side wall of the copper body, the wiring holes are positioned on one side of the insulating clamp mounting holes, two insulating clamp mounting holes are symmetrically arranged, and the aperture of each wiring hole is larger than that of each insulating clamp mounting hole.

As a preferred technical scheme of the utility model, the length of the water inlet pipe is greater than that of the water outlet pipe, the diameter of the water outlet pipe is the same as that of the water inlet pipe, and the length of the water inlet pipe extending to the inner side of the concave hole is greater than that of the water outlet pipe.

As a preferred technical scheme of the utility model, the gaps at the joints of the water inlet pipe, the water outlet pipe and the port of the concave hole are welded and blocked.

Compared with the prior art, the utility model has the beneficial effects that: the welding clamp head comprises a copper body and a welding clamp bar, wherein the copper body and the welding clamp bar are welded into a whole, the water inlet pipe and the water outlet pipe penetrate into a concave hole, the length of the water inlet pipe penetrating into the concave hole is larger than that of the water outlet pipe penetrating into the concave hole, a gap between the water inlet pipe and the port of the concave hole and between the water outlet pipe and the port of the concave hole are sealed by welding, so that a cooling water flow loop is formed, a U-shaped groove is machined in a graphite block mounting part by the copper body and is in clearance fit with a graphite block to form three conductive contact surfaces, the volume of the graphite block and the volume of the copper body can be reduced, the minimum conductive contact surface between the graphite block and the copper body can be ensured at the same time, the abrasion of the graphite block is reduced, the concave hole plays a role in cooling on the U-shaped groove, current flows to the copper body and the graphite block through the welding clamp bar and is in contact with a welding clamp head at the other side and an intermediate workpiece to form a short circuit loop, and then the contact surface between the graphite block and the workpiece is smaller, the work piece generates heat, forms the welding point, and the welding tong head can realize under less volume, very big power output, conveniently welds various heterotypic work pieces, improves welding efficiency, and the stability of work has been guaranteed to the water-cooling welding head, reduces the loss heat of soldered connection department graphite block and copper body contact surface to reduce the oxidation degree after the copper body generates heat, improve stability and life greatly.

Drawings

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a top plan view of the present invention;

FIG. 3 is a schematic side view of the present invention;

FIG. 4 is a front view of the present invention.

The reference numbers in the figures are:

1. a copper body; 101. concave holes; 102. a U-shaped groove;

2. graphite blocks;

3. a line bank; 301. a wiring hole; 302. an insulating clamp mounting hole;

4. a water inlet pipe;

5. and (5) discharging a water pipe.

Detailed Description

The following description is presented to disclose the utility model so as to enable any person skilled in the art to practice the utility model. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art.

Referring to fig. 1-4, the novel short-circuit phosphor copper water-cooling welding head comprises a copper body 1, wherein one end of the copper body 1 is provided with a concave hole 101, the upper surface of the other end of the copper body 1 is provided with a U-shaped groove 102, a graphite block 2 is arranged on the inner side of the U-shaped groove 102, a wiring bar 3 is welded on the lower surface of the copper body 1, the surface of the wiring bar 3 is respectively provided with a wiring hole 301 and an insulating clamp mounting hole 302, and the inner side of the concave hole 101 is respectively inserted with a water inlet pipe 4 and a water outlet pipe 5; the two components of the welding clamp head are a water inlet pipe 4 and a water outlet pipe 5, the length of the water inlet pipe 4 is larger than that of the water outlet pipe 5, the copper body 1 and the wiring bar 3 are welded into a whole, the water inlet pipe 4 and the water outlet pipe 5 both penetrate into the concave hole 101, the length of the water inlet pipe 4 extending into the concave hole 101 is larger than that of the water outlet pipe 5 extending into the concave hole 101, gaps between the water inlet pipe 4 and the water outlet pipe 5 and the port of the concave hole 101 are sealed by welding, so that a cooling water flow loop is formed, a U-shaped groove 102 is formed in the installation part of the graphite block 2 by the copper body 1 and is in clearance fit with the graphite block 2 to form three conductive contact surfaces, the welding clamp head can reduce the volumes of the graphite block 2 and the copper body 1, simultaneously can ensure the minimum conductive contact surface of the graphite block 2 and the copper body 1, reduce the abrasion of the graphite block 2, the concave hole 101 plays a role of cooling on the U102, and current flows to the copper body 1 and the graphite block 2 through the wiring bar 3, the welding head is in contact with the other side welding head and the middle workpiece to form a short circuit loop, then the contact surface of the graphite block 2 and the workpiece is smaller, the workpiece generates heat to form a welding point, the welding head can achieve extremely large power output under the condition of smaller volume, various special-shaped workpieces are conveniently welded, the welding efficiency is improved, the working stability is guaranteed by the water-cooled welding head, the heat loss of the contact surface of the graphite block 2 and the copper body 1 at the welding head is reduced, the oxidation degree of the heated copper body 1 is reduced, and the stability and the service life are greatly improved.

The diameter of the concave hole 101 is larger than the sum of the diameters of the water inlet pipe 4 and the water outlet pipe 5, so that the water inlet pipe 4 and the water outlet pipe 5 can be inserted into the inner side of the concave hole 101.

The tail end of the U-shaped groove 102 penetrates through the other end of the copper body 1, the U-shaped groove 102 and the graphite block 2 form an embedded structure, the graphite block 2 protrudes out of the upper surface of the copper body 1, the U-shaped groove 102 is machined by the copper body 1 in the installation part of the graphite block 2, and the graphite block 2 is in clearance fit with the graphite block 2 to form three conductive contact surfaces, so that the volume of the graphite block 2 and the volume of the copper body 1 can be reduced, and meanwhile, the minimum conductive contact surface of the graphite block 2 and the copper body 1 can be guaranteed.

The end of the wiring bar 3 protrudes out of the side wall of the copper body 1, the wiring hole 301 is located on one side of the insulating clamp mounting hole 302, two insulating clamp mounting holes 302 are symmetrically arranged, the aperture of the wiring hole 301 is larger than that of the insulating clamp mounting hole 302, and the wiring bar 3 can be externally connected with a circuit by arranging the wiring hole 301.

The length of inlet tube 4 is greater than outlet pipe 5, and the pipe diameter of outlet pipe 5 is the same with inlet tube 4, and inlet tube 4 extends to the inboard length of shrinkage pool 101 and is greater than outlet pipe 5, makes inlet tube 4 flow into the inboard cooling water of shrinkage pool 101 fully to carry out the heat exchange, then discharges from outlet pipe 5.

The gaps at the joint of the water inlet pipe 4 and the water outlet pipe 5 with the port of the concave hole 101 are welded and blocked, so that a cooling water flow loop is formed, and the water cooling effect is achieved.

The working principle is as follows: the two components of the welding clamp head are a water inlet pipe 4 and a water outlet pipe 5, the length of the water inlet pipe 4 is larger than that of the water outlet pipe 5, the copper body 1 and the wiring bar 3 are welded into a whole, the water inlet pipe 4 and the water outlet pipe 5 both penetrate into the concave hole 101, the length of the water inlet pipe 4 extending into the concave hole 101 is larger than that of the water outlet pipe 5 extending into the concave hole 101, gaps between the water inlet pipe 4 and the water outlet pipe 5 and the port of the concave hole 101 are sealed by welding, so that a cooling water flow loop is formed, a U-shaped groove 102 is formed in the installation part of the graphite block 2 by the copper body 1 and is in clearance fit with the graphite block 2 to form three conductive contact surfaces, the welding clamp head can reduce the volumes of the graphite block 2 and the copper body 1, simultaneously can ensure the minimum conductive contact surface of the graphite block 2 and the copper body 1, reduce the abrasion of the graphite block 2, the concave hole 101 plays a role of cooling on the U102, and current flows to the copper body 1 and the graphite block 2 through the wiring bar 3, the graphite block 2 is in contact with the middle workpiece to form a short circuit loop, then the contact surface of the graphite block 2 and the workpiece is small, the workpiece generates heat to form a welding point, the welding head can achieve extremely high power output under the condition of small volume, various special-shaped workpieces are conveniently welded, welding efficiency is improved, and the water-cooling welding head ensures working stability.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the utility model, but that various changes and modifications may be made without departing from the spirit and scope of the utility model, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a novel short circuit phosphor copper water-cooling welding aircraft nose which characterized in that: including the copper body (1), shrinkage pool (101) have been seted up to copper body (1) one end, U type groove (102) have been seted up to copper body (1) other end upper surface, graphite block (2) are installed to U type groove (102) inboard, the welding has wiring row (3) under copper body (1), wiring hole (301) and insulating pincers mounting hole (302) have been seted up respectively to wiring row (3) surface, shrinkage pool (101) inboard is pegged graft respectively and is had inlet tube (4) and outlet pipe (5).

2. The novel short-circuit phosphor copper water-cooling welding head as claimed in claim 1, characterized in that: the diameter of the concave hole (101) is larger than the sum of the diameters of the water inlet pipe (4) and the water outlet pipe (5).

3. The novel short-circuit phosphor copper water-cooling welding head as claimed in claim 1, characterized in that: the tail end of the U-shaped groove (102) penetrates through the other end of the copper body (1), the U-shaped groove (102) and the graphite block (2) form an embedded structure, and the graphite block (2) protrudes out of the upper surface of the copper body (1).

4. The novel short-circuit phosphor copper water-cooling welding head as claimed in claim 1, characterized in that: the end of the wiring bar (3) protrudes out of the side wall of the copper body (1), the wiring holes (301) are located on one side of the insulating clamp mounting holes (302), two insulating clamp mounting holes (302) are symmetrically arranged, and the aperture of each wiring hole (301) is larger than that of each insulating clamp mounting hole (302).

5. The novel short-circuit phosphor copper water-cooling welding head as claimed in claim 1, characterized in that: the length of inlet tube (4) is greater than outlet pipe (5), and the pipe diameter of outlet pipe (5) is the same with inlet tube (4), inlet tube (4) extend to shrinkage pool (101) inboard length and are greater than outlet pipe (5).

6. The novel short-circuit phosphor copper water-cooling welding head as claimed in claim 1, characterized in that: and the gaps at the joint of the water inlet pipe (4), the water outlet pipe (5) and the port of the concave hole (101) are welded and blocked.