CN213223785U

CN213223785U - Welding wire drawing die

Info

Publication number: CN213223785U
Application number: CN202021048799.9U
Authority: CN
Inventors: 黄玉华
Original assignee: JIANGSU YUHUA VESSEL MANUFACTURE CO Ltd
Current assignee: JIANGSU YUHUA VESSEL MANUFACTURE CO Ltd
Priority date: 2020-06-09
Filing date: 2020-06-09
Publication date: 2021-05-18
Anticipated expiration: 2030-06-09

Abstract

The utility model discloses a welding wire drawing mould relates to welding wire production technical field, including the mould main part, be provided with the welding wire passageway in the middle of the mould main part, the welding wire passageway includes entrance area, compression zone, design district and export district, the entrance side of welding wire passageway is the entrance district, the entrance district is the horn mouth shape, the one end that the entrance side was kept away from in the entrance district is the compression zone, the one end that the entrance district was kept away from in the compression zone is the design district, the one end that the compression zone was kept away from in the design district is the export district. The utility model discloses an add the R angle in each interval transition department, improved the entering efficiency of wire drawing powder, through the length that has lengthened the compression district, improved the surface smoothness and reduced frictional force, through the length that adds the extension design district, improved the precision of welding wire and the smoothness on surface.

Description

Welding wire drawing die

Technical Field

The utility model relates to a welding wire production technical field specifically is a welding wire drawing mould.

Background

At present, when welding wire production, will draw into the thin wire of certain diameter gradually with thick wire through the wire drawing machine, in drawing the in-process, mainly draw it through wire drawing mould, current wire drawing mould sets up the entry usually in its inside, the compression district, design district and export district, the entering district, the compression district is the bell mouth, and the tapering is usually different, can produce the cone angle, the export district also sets up to the bell mouth usually, the straight hole is usually adopted in the sizing district, the welding wire drawing mould of this kind of setting, when using, the difficult entering of wire drawing powder, the smooth finish on welding wire surface is bad, frictional force is too big, the wearing and tearing of mould have been aggravated, the easy out-of-tolerance of product, therefore, need improve it.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a welding wire drawing mould has solved the difficult entering of current welding wire drawing mould wire drawing powder that proposes in the above-mentioned background art, and welding wire surface finish is bad, and frictional force is too big, and the mould wearing and tearing condition is serious, the easy out-of-tolerance problem of product.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:

the utility model provides a welding wire drawing mould, includes the mould main part, be provided with the welding wire passageway in the middle of the mould main part, the welding wire passageway includes entrance area, compression zone, design district and export district, the entrance side of welding wire passageway is the entrance area, the entrance area is the horn mouth shape, the one end that the entrance side was kept away from in the entrance area is the compression zone, the one end that the entrance area was kept away from in the compression zone is the design district, the one end that the compression zone was kept away from in the design district is the export district.

Furthermore, the transition positions among the inlet area, the compression area, the shaping area and the outlet area are all chamfered with R angles.

Furthermore, the cone angle degree of the inlet area is 30-45 degrees, and the inside of the inlet area is uniform and smooth.

Furthermore, the taper angle degree of the compression area is 10-20 degrees, and the interior of the compression area is uniform and smooth.

Furthermore, the taper angle degree of the shaping area is 0 degree, and the inside of the shaping area is uniform and smooth.

Furthermore, the taper angle degree of the outlet area is 30-45 degrees, and the outlet area is outwards in a horn mouth shape.

(III) advantageous effects

The utility model provides a welding wire drawing mould possesses following beneficial effect:

(1) the reverse R angle of the transition part of the inlet area, the compression area, the shaping area and the outlet area is formed, so that the entering efficiency of the wire drawing powder is improved, and the surface smoothness is improved.

(2) This welding wire drawing mould reduces the clearance of welding wire and mould main part through the length in extension compression zone and is favorable to improving surface smoothness and reduction frictional force.

(3) The welding wire drawing die is used for producing the welding wire with high precision and high surface smoothness by lengthening the length of the shaping area.

Drawings

Fig. 1 is a schematic view of a three-dimensional structure of a welding wire drawing die of the utility model;

FIG. 2 is a schematic view of the front structure of the wire drawing mold of the present invention;

FIG. 3 is a schematic view of the reverse structure of the wire drawing mold of the present invention;

fig. 4 is a side sectional view of the welding wire drawing die of the utility model.

In the figure: 1. a mold body; 2. an inlet zone; 3. a compression zone; 4. a shaping area; 5. an exit zone.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "disposed," "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection or a removable connection; may be a mechanical connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Referring to fig. 1-4, the present invention provides a technical solution:

a welding wire drawing die comprises a die body 1, a welding wire channel is arranged in the middle of the die body 1 and comprises an inlet area 2, a compression area 3, a shaping area 4 and an outlet area 5, the transition positions between the inlet area 2, the compression area 3, the shaping area 4 and the outlet area 5 are all chamfered R angles, the chamfer angles are arranged at the transition positions of the inlet area 2, the compression area 3, the shaping area 4 and the outlet area 5, the entering efficiency of drawing powder is improved, the surface smoothness is improved, the inlet side of the welding wire channel is the inlet area 2, the taper angle degree of the inlet area 2 is 30-45 degrees, the interior of the inlet area 2 is uniform and smooth, the inlet area 2 is in a horn mouth shape, one end of the inlet area 2, far away from the inlet side, is the compression area 3, the taper angle degree of the compression area 3 is 10-20 degrees, the interior of the compression area 3 is uniform and smooth, the gap between the welding wire and the die body 1 is reduced by lengthening the compression area 3, the surface smoothness is, the one end that the inlet zone 2 was kept away from to compressed area 3 is design area 4, and the cone angle degree of design area 4 is 0, and the inside of design area 4 is even smooth, through the length at extension design area 4 come output high accuracy and high surface smoothness's welding wire, and the one end that compressed area 3 was kept away from to design area 4 is outlet area 5, and the cone angle degree of outlet area 5 is 30 ~ 45, and outlet area 5 is the horn mouth shape outward.

The operating principle, this welding wire drawing mould, it includes mould main part 1, entrance zone 2, compression zone 3, design zone 4, export district 5, welding wire passageway entrance side sets up to the entrance zone 2 of horn mouth shape, the welding wire can be brought into compression zone 3 and design zone 4 with the wire drawing powder when passing through entrance zone 2, compression zone 3 and design zone 4 transition department are smooth and have no edges and corners, therefore, can make the welding wire draw back surface finish high, when the welding wire reachs compression zone 3, elongated compression zone 3, can effectually reduce the frictional force between welding wire and mould main part 1, when the welding wire reachs design zone 4, elongated design zone 4 can be stable output high accuracy and the welding wire of high surface smoothness, after the shaping finishes, the export district 5 of horn mouth design can make welding wire and mould main part 1 no longer take place the friction, be favorable to keeping the finish of welding wire surface.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A welding wire drawing die comprises a die main body (1) and is characterized in that a welding wire channel is arranged in the middle of the die main body (1), the welding wire channel comprises an inlet area (2), a compression area (3), a shaping area (4) and an outlet area (5), the inlet side of the welding wire channel is the inlet area (2), the inlet area (2) is in a horn-mouth shape, one end, far away from the inlet side, of the inlet area (2) is the compression area (3), one end, far away from the inlet area (2), of the compression area (3) is the shaping area (4), and one end, far away from the compression area (3), of the shaping area (4) is the outlet area (5);

the transition positions among the inlet area (2), the compression area (3), the shaping area (4) and the outlet area (5) are all chamfered with R angles; the taper angle degree of the inlet area (2) is 30-45 degrees, and the inside of the inlet area (2) is uniform and smooth; the taper angle degree of the compression area (3) is 10-20 degrees, and the interior of the compression area (3) is uniform and smooth; the taper angle degree of the shaping area (4) is 0 degree, and the inside of the shaping area (4) is uniform and smooth; the taper angle degree of the outlet area (5) is 30-45 degrees, and the outlet area (5) is outwards in a horn mouth shape.