CN210150511U - Cored metal wire spool - Google Patents
Cored metal wire spool Download PDFInfo
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- CN210150511U CN210150511U CN201920709465.2U CN201920709465U CN210150511U CN 210150511 U CN210150511 U CN 210150511U CN 201920709465 U CN201920709465 U CN 201920709465U CN 210150511 U CN210150511 U CN 210150511U
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Abstract
The utility model relates to a cored metal wire reel. The cored metal wire spool comprises a disk body and a hole core unit, wherein the hole core unit comprises a first connecting section, a second connecting section and an arc section, the first connecting section and the second connecting section extend towards the circle center of the arc section in a back mode, and extension lines of the first connecting section and the second connecting section pass through the circle center of the arc section; each end face of the tray body is provided with at least two hole core units, the hole core units are sequentially spliced at the arc sections to jointly form hole cores, the first connecting section in each hole core unit is welded with the tray body, and the second connecting section is welded with the first connecting section of the adjacent hole core unit. Compare the hole core unit of M type among the prior art, the utility model provides a hole core unit only bends in circular arc section and first linkage segment and second linkage segment junction when at least, and the less elasticity that produces of department of bending replies less to first linkage segment is the straightway, is difficult for taking place to warp when the atress, has kept hole core position.
Description
Technical Field
The utility model relates to a cored metal wire reel.
Background
The welding wire is an indispensable material for most welding processing techniques in the mechanical manufacturing industry, and the packaging of welding wire finished products, particularly thin-specification welding wires, in China mainly comprises three forms of plastic trays, metal baskets and barreling, wherein the plastic trays are mainly packaged and account for more than 95 percent. Because of the environmental protection problem of plastic materials, welding wires packaged by plastic trays are rejected in developed countries such as Europe, America and the like, and all gas-shielded welding wires and flux-cored welding wires for export in China adopt metal wire reels.
The metal wire spool is commonly used in a form of a "large core" and has a structure shown in the patent document of US3977622A, and is made of metal wires by forming and welding, and has the characteristics of minimum material consumption and few welding points. However, the metal wire spool is not provided with the hole core, and a matched plastic shaft sleeve still needs to be additionally arranged in the using process, so that the environment is protected.
The Chinese patent with the publication number of CN1058679C discloses a winding wheel, wherein a disc body is formed by welding 8 disc body units, each disc body unit comprises a U-shaped frame and outer arc sections extending from two ends of the U-shaped frame, the outer arc sections of the 8 disc body units are sequentially connected to form an outer ring of the disc body, articles such as welding wires or wires are wound in the U-shaped frame, and connecting edges connecting two parallel edges in the U-shaped frame form the bottom edge of a U-shaped part. The tray body is welded with two M-shaped hole core units made of wires, the two M-shaped hole core units are arranged back to back and connected together through two M peaks, two M supporting legs are welded with the tray body, and a semicircular curve between the two M peaks forms the hole core together.
The hole core unit of the winding wheel is M-shaped, and can be formed only by bending four times in the machining process, so that the machining precision in the machining process is not easy to guarantee, and the hole core unit is easy to deform or elastically recover in the carrying process, so that the structure of the hole core unit is not easy to maintain. And the landing leg that hole core unit and disk body are connected also has bending, and easy deformation after the atress causes the support intensity of hole core unit to the disk body not enough.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a cored type metal wire reel to solve the comparatively trouble problem of prior art well bore core unit welding.
In order to achieve the above object, the utility model discloses a cored metal wire reel's technical scheme is:
the cored metal wire spool comprises a spool body and a hole core unit, wherein the spool body comprises two annular parts which are axially arranged at intervals and a plurality of U-shaped parts which are arranged around the annular parts, the openings of the U-shaped parts face outwards in the radial direction, two ends of the U-shaped parts are respectively connected with the two annular parts, and each U-shaped part forms a wire winding annular groove which is coaxial with the annular parts; the hole core unit is made by bending a wire rod and comprises a first connecting section, a second connecting section and a hole core section arranged between the first connecting section and the second connecting section, wherein the hole core section forms a part of the hole core, the first connecting section and the second connecting section extend back to the center of the hole core, and extension lines of the first connecting section and the second connecting section pass through the center of the hole core; the two end faces of the tray body are provided with at least two hole core units, the hole core units are sequentially spliced through the hole core sections and jointly form a hole core, the first connecting section in each hole core unit is welded with the tray body, and the second connecting section is welded with the first connecting section of the adjacent hole core unit.
The utility model has the advantages that: compare the hole core unit of M type among the prior art, the utility model provides a hole core unit only bends with first linkage segment and second linkage segment junction at hole core section when at least, and the less accuracy of guaranteeing to take shape more easily of department of bending to the elasticity that produces after shaping replies less. Wherein the first linkage segment that hole core unit and disk body are connected is the straightway, is difficult for taking place to warp when the atress, can effectively support the disk body to keep hole core position.
Furthermore, the hole core section is an arc section or a broken line section formed by a plurality of continuous straight lines.
Furthermore, one end of the first connecting section, which is far away from the hole core section, is bent along the axis of the disc body at the bottom edge of the U-shaped part to form an overlapping section which is overlapped with the bottom edge of the U-shaped part, and the first connecting section is welded with the bottom edge of the U-shaped part at the overlapping section. The hole core unit can be positioned in the radial direction when the overlapped section is welded with the bottom edge of the U-shaped part, so that the position of the hole core unit is more accurate, and the hole core is closer to the center of the disc body.
Furthermore, the overlapping section is bent from outside to inside along the axial direction of the disc body. The distance between the two hole cores is larger after the overlapping section is bent from outside to inside, and the axis formed between the two hole cores is closer to the axis of the disc body.
Furthermore, the first connecting section and the second connecting section of the hole core unit extend along two directions which are opposite to each other along the same straight line, the hole core on each end surface of the tray body is formed by splicing two hole core units, and the first connecting section and the second connecting section of the hole core unit on one end surface of the tray body are perpendicular to the first connecting section and the second connecting section of the hole core unit on the other end surface of the tray body. The hole core formed by the two hole core units has less welding times and high processing efficiency, and the hole core units on the two sides of the tray body are vertically arranged to reduce the deformation of the tray body at the position without the first connecting section support.
Furthermore, the first connecting section and the second connecting section of the hole core unit are vertically arranged, and the hole core on each end face of the tray body is formed by splicing four hole core units. The hole core is formed by the four hole core units, so that the hole core is supported and positioned in four directions, the position of the hole core is more accurate, and the welding is firmer.
Furthermore, the hole core units on the two end faces of the disk body axially correspond to each other. The bottom edge of the U-shaped part is stressed more evenly, so that the disc body is prevented from twisting.
Further, the disk body is formed by connecting a plurality of disk body units, the disk body units are integrally formed by bending wires, each disk body unit comprises a U-shaped part and arc sections integrally connected to the end parts of two parallel edges of the U-shaped part, and the arc sections of the disk body units are overlapped to form the circular ring part.
Drawings
Fig. 1 is a schematic structural view of a cored metal wire spool according to an embodiment 1 of the present invention;
FIG. 2 is a schematic structural view of the tray body of FIG. 1;
FIG. 3 is a schematic structural view of the tray unit of FIG. 2;
fig. 4 is a schematic view of the cored metal wire spool according to the embodiment 1 of the present invention after welding the hole core unit on one end surface;
fig. 5 is a schematic structural view of a hole core unit in embodiment 1 of the metal wire spool with core according to the present invention;
fig. 6 is a schematic structural view of a cored metal wire spool according to an embodiment 2 of the present invention;
fig. 7 is a schematic view of the cored metal wire reel of the present invention after welding the hole core unit on one end surface according to the embodiment 2;
fig. 8 is a schematic structural view of a hole core unit in a metal wire spool with a core according to an embodiment 2 of the present invention;
description of reference numerals: 1-a tray body; 11-a U-shaped frame; 12-an outer arc segment; 13-bottom edge; 2-a cell core unit; 21-a first connection section; 22-arc segment; 23-a second connecting section; 3-a pore core; 201-a tray body; 2013-bottom edge; 202-a cell core unit; 2021-a first connecting section; 2022-arc segment; 2023-second connecting section.
Detailed Description
The following describes embodiments of the present invention with reference to the accompanying drawings.
The utility model discloses a concrete embodiment 1 of cored metal wire reel, as shown in fig. 1 to 3, the utility model provides a cored metal wire reel includes disk body 1, and disk body 1 is formed by 8 disk body unit welding, and disk body unit includes U-shaped frame 11 and the outer circular arc section 12 that extends along the equidirectional by 11 both ends of U-shaped frame, and 8 disk body unit's outer circular arc section 12 connects gradually and constitutes the complete outer lane of disk body 1, is used for the winding welding wire in the U-shaped frame 11, and the connection limit of connecting the two parallel edges in the U-shaped frame 11 has constituted the base 13 of U-shaped frame 11. In this embodiment, the U-shaped frame forms a U-shaped portion, and in other embodiments, the tray body may also be of other structures, for example, the tray body unit is bent into a fan-shaped structure including two circular arcs, the fan-shaped structure is spliced to form a half tray body, and then the two half tray bodies are connected by the cross bar to form a complete tray body.
As shown in fig. 1, 4 and 5, two hole core units 2 are welded on each end face of a disc body 1 of the metal wire spool, each hole core unit 2 is made by bending a wire rod, the two hole core units 2 have the same structure and comprise a first connecting section 21, a hole core section and a second connecting section 23, wherein the hole core section is an arc section 22, the arc angle corresponding to the arc section 22 is approximately 180 degrees, and the first connecting section 21 and the second connecting section 23 are located at two ends of the arc section 22 and extend along two opposite directions of the same straight line. The two hole core units 2 are oppositely opened at the circular arc section 22, the extending directions of the first connecting section 21 and the second connecting section 23 are oppositely arranged, the two circular arc sections 22 after the two hole core units 2 are oppositely combined form a complete hole core 3, and the second connecting section 23 of any hole core unit is tightly attached to the first connecting section 21 of the other hole core unit. The tail sections of the first connecting sections 21 of the two hole core units 2 are bent along the axial direction of the disc body 1 and are overlapped with the bottom edge 13 of the U-shaped frame 11 after being bent to form overlapping sections, and the two hole core units are respectively welded and fixed with the disc body 1 at the overlapping sections of the first connecting sections 21 and are welded and fixed with the first connecting section 21 of the other hole core unit at the second connecting section 23. The hole core units on one end face of the metal wire spool disc body and the hole core units on the other end face of the metal wire spool disc body are arranged perpendicularly to each other. The welding times of the two hole core units 2 for forming the hole cores 3 are few, the machining efficiency is high, and the deformation of the disk body 1 at the position without the support of the first connecting section 21 can be reduced by correspondingly and vertically arranging the hole core units 2 on the two end faces of the disk body 1. In other embodiments, the first connecting section may not be bent, but is directly welded to two parallel sides of the U-shaped frame in the tray body, and then the first connecting section is welded to the two parallel sides of the U-shaped frame. In other embodiments, the hole core units on the two end faces of the tray body can be correspondingly welded on the same bottom edge. In other embodiments, the overlapping portion of the first connecting portion may be formed by folding from the inside to the outside, and the two hole cores are closer to each other.
The hole core unit 2 in this embodiment has a small number of times of bending, so that the error after fabrication is small and elastic recovery is not easy to occur. The first connecting section 21 is a straight line and is not easy to bend and deform when bearing radial force, so that the shape of the disc body and the position of the hole core are ensured.
As shown in fig. 6-8, the embodiment 2 of the metal wire spool with core of the present invention, the only difference between this embodiment and embodiment 1 is that four hole core units are welded on each end surface of the disk body 201 in this embodiment, the angle corresponding to the arc section 2022 in each hole core unit 202 is 90 °, the second connection section 2023 of each hole core unit 202 is perpendicular to the first connection section 2021, and the second connection section 2023 of each hole core unit is tightly attached to the first connection section 2021 of another adjacent hole core unit and welded. Each of the hole core units 202 is welded to the bottom edge 2013 of the U-shaped portion at the end of the first connecting section 2021 in the same manner as in embodiment 1. The hole cores formed by the four hole core units 202 are supported and positioned in four directions, so that the position of the hole cores is more accurate and the welding is firmer. In this embodiment, the hole core units 202 on the two end faces of the tray body 201 are correspondingly welded on the same bottom edge, and in other embodiments, the hole core units on the two end faces of the tray body may also be arranged in a staggered manner in the circumferential direction and welded on different bottom edges.
The hole core units adopted in the foregoing specific embodiment 1 or specific embodiment 2 have the same structure, which is convenient for production and manufacturing of the hole core units, and in other embodiments, the hole core units forming the same hole core may have different arc angles corresponding to the arc segments, for example, a hole core unit having an angle of 180 degrees corresponding to one arc segment and a hole core unit having an angle of 90 degrees corresponding to two arc segments may also form one hole core.
In other embodiments, the hole core sections in the hole core units in the foregoing specific embodiments 1 and 2 are both circular arc sections, and in other embodiments, the hole core sections may also be broken line sections formed by a plurality of continuous straight lines connected end to end, an included angle between each broken line is close to 180 degrees, and angles between adjacent broken lines are the same, so that the broken line sections are close to circular arc shapes.
Claims (8)
1. The utility model provides a cored type metal wire reel, characterized by includes:
the disc body comprises two annular parts which are axially arranged at intervals and a plurality of U-shaped parts which are arranged around the annular parts, the openings of the U-shaped parts face outwards in the radial direction, two ends of the U-shaped parts are respectively connected with the two annular parts, and each U-shaped part forms a winding ring groove which is coaxial with the annular parts;
the hole core unit is formed by bending a wire rod and comprises a first connecting section, a second connecting section and a hole core section arranged between the first connecting section and the second connecting section, the hole core section forms a part of the hole core, the first connecting section and the second connecting section extend back to the center of the hole core, and extension lines of the first connecting section and the second connecting section pass through the center of the hole core;
the both ends face of disk body all is equipped with two at least hole core unit, hole core unit pass through the circular arc section and match in proper order to constitute the hole core jointly, the first linkage segment in each hole core unit welds with the disk body, and the second linkage segment welds with the first linkage segment of adjacent hole core unit.
2. The cored metal wire spool according to claim 1, wherein the hole core segment is a circular arc segment or a broken line segment formed by a plurality of continuous straight lines connected end to end.
3. The cored metal wire reel as claimed in claim 1 or 2, wherein an end of the first connecting section remote from the hole core section is bent along an axis of the reel body at a bottom edge of the U-shaped portion to form an overlapping section overlapping with the bottom edge of the U-shaped portion, and the first connecting section is welded to the bottom edge of the U-shaped portion at the overlapping section.
4. The cored metal wire spool according to claim 3, wherein the overlapping section is bent from outside to inside in the axial direction of the spool body.
5. The cored metal wire spool according to claim 1 or 2, wherein the first connecting section and the second connecting section of the hole core unit extend in two opposite directions along the same line, the hole core on each end face of the spool body is formed by splicing two hole core units, and the first connecting section and the second connecting section of the hole core unit on one end face of the spool body are perpendicular to the first connecting section and the second connecting section of the hole core unit on the other end face.
6. The cored metal wire spool according to claim 1 or 2, wherein the first connection section and the second connection section of the hole core unit are vertically arranged, and the hole core on each end surface of the spool body is formed by splicing four hole core units.
7. The cored metal wire spool as claimed in claim 6, wherein the hole core units at both end faces of the spool body are axially corresponding.
8. The cored metal wire reel as claimed in claim 1 or 2, wherein the reel body is formed by connecting a plurality of reel body units, the reel body units are integrally formed by bending a wire, each reel body unit comprises the U-shaped portion and hole core sections integrally connected to two parallel side ends of the U-shaped portion, and the circular arc sections of the respective reel body units are overlapped back and forth to define the circular ring portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920709465.2U CN210150511U (en) | 2019-05-17 | 2019-05-17 | Cored metal wire spool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920709465.2U CN210150511U (en) | 2019-05-17 | 2019-05-17 | Cored metal wire spool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210150511U true CN210150511U (en) | 2020-03-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920709465.2U Active CN210150511U (en) | 2019-05-17 | 2019-05-17 | Cored metal wire spool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210150511U (en) |
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2019
- 2019-05-17 CN CN201920709465.2U patent/CN210150511U/en active Active
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Effective date of registration: 20230303 Address after: 450001 149 science Avenue, Zhengzhou high tech Industrial Development Zone, Henan Patentee after: ZHENGZHOU RESEARCH INSTITUTE OF MECHANICAL ENGINEERING Co.,Ltd. Address before: 450001 149 science Avenue, Zhengzhou high tech Industrial Development Zone, Henan Patentee before: ZHENGZHOU RESEARCH INSTITUTE OF ADVANCED EQUIPMENT & INFORMATION INDUSTRY TECHNOLOGY Co.,Ltd. |