CN104763726A - Hexagonal flange face weldnut - Google Patents

Hexagonal flange face weldnut Download PDF

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Publication number
CN104763726A
CN104763726A CN201510134935.3A CN201510134935A CN104763726A CN 104763726 A CN104763726 A CN 104763726A CN 201510134935 A CN201510134935 A CN 201510134935A CN 104763726 A CN104763726 A CN 104763726A
Authority
CN
China
Prior art keywords
pad
nut body
solder
bump
nut
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201510134935.3A
Other languages
Chinese (zh)
Inventor
褚华林
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Haiyan County Hua Noboru Car Assessories Co Ltd
Original Assignee
Haiyan County Hua Noboru Car Assessories Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Haiyan County Hua Noboru Car Assessories Co Ltd filed Critical Haiyan County Hua Noboru Car Assessories Co Ltd
Priority to CN201510134935.3A priority Critical patent/CN104763726A/en
Publication of CN104763726A publication Critical patent/CN104763726A/en
Pending legal-status Critical Current

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16BDEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B37/00Nuts or like thread-engaging members
    • F16B37/04Devices for fastening nuts to surfaces, e.g. sheets, plates
    • F16B37/06Devices for fastening nuts to surfaces, e.g. sheets, plates by means of welding or riveting
    • F16B37/061Devices for fastening nuts to surfaces, e.g. sheets, plates by means of welding or riveting by means of welding
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16BDEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
    • F16B43/00Washers or equivalent devices; Other devices for supporting bolt-heads or nuts

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Butt Welding And Welding Of Specific Article (AREA)

Abstract

The invention discloses a hexagonal flange face weldnut. The hexagonal flange face weldnut comprises a nut body, a gasket and a positioning ring; the shape of the section of the nut body is regularly hexagonally; a chamfer is formed on the nut body; the gasket is arranged on the lower end of the nut body; the positioning ring is arranged on the upper end of the nut body; the nut body, the gasket and the positioning ring are of an integrated structure; a threaded hole is formed in the center of the nut body; the threaded hole penetrates through the whole nut body, the gasket and the positioning ring; the lower surface of the gasket is a solder side and three circular-arc-shaped weld lugs are arranged on the solder side; the weld lugs are evenly distributed at the periphery of the gasket; the weld lugs and the gaskets are of an integrated structure; a fillet is further formed at the outer edge of the gasket. The hexagonal flange face weldnut is simple in structure, and high in connection strength after welding; meanwhile, the deformation of the entrance of threads is effectively prevented.

Description

A kind of hexagonal flange welded nut
[technical field]
The present invention relates to the technical field of fastening piece, particularly a kind of technical field of nut.
[background technique]
Welded nut is a kind of nut being applicable to welding at nut outward, generally that welding material is made and thicker suitable and weld, welding is equivalent to two separation members to become an entirety, cool admixed together after metal melt again with high temperature, centre can add alloy, inside is the effect of molecular force, and intensity is generally large than parent intensity.The experiment of welding parameter will see the fusion size of weld seam, according to fusion size adjustment welding parameter, until eliminate defect.The quality of certain welding quality is relevant with pre-welding treatment, deashing, oil stain etc.It is larger that welded nut has strength ratio, the advantages such as using scope is wide, thin and thick can, but because high temperature can cause connected piece to be out of shape, and it is non-dismountable, and some active metals can not be welded by usual method, such as aluminium, magnesium etc., need protection gas or argon arc welding, require processing technology and precision, existing a kind of automobile-used welded nut fixing for automobile safety belt clasp, by nut-welding on car door, clasp is fixed on nut by screw rod, realize fixing, general welded nut screw thread when welding easily makes damaged deformation, thread gauge is caused to can't pass.
[summary of the invention]
Object of the present invention solves the problems of the prior art exactly, proposes a kind of hexagonal flange welded nut, and structure is simple, and after welding, join strength is large, effectively prevents the distortion of screw thread ingress simultaneously.
For achieving the above object, the present invention proposes a kind of hexagonal flange welded nut, comprise nut body, pad and positioning ring, described nut body sectional shape is regular hexagon, nut body is provided with chamfering, described pad is arranged at the lower end of nut body, positioning ring is arranged at nut body upper end, described nut body, pad and positioning ring are integral type structure, the center of described nut body offers tapped hole, described tapped hole runs through whole nut body, pad and positioning ring, the lower surface of described pad is face of weld, described face of weld is provided with solder-bump, described solder-bump is arc-shaped, the quantity of solder-bump is 3, described solder-bump is evenly distributed in pad place circumferentially, described solder-bump and pad are formed in one structure, the outer rim of described pad is also provided with rounding.
As preferably, the central axis of described tapped hole and the central axis of pad overlap, and the central axis of described pad also overlaps with the central axis of positioning ring.
As preferably, the lower surface of described pad is also provided with annular protrusion, the central axis of described annular protrusion and the central axis of pad overlap.
As preferably, the thickness of described annular protrusion is less than the thickness of solder-bump.
As preferably, described face of weld is also provided with auxiliary welding projection, described auxiliary welding projection is cylindrical, and the quantity of auxiliary welding projection is 3.
As preferably, described auxiliary welding raised annular array distribution at pad place circumferentially, in spaced apart between the protruding and solder-bump of auxiliary welding.
As preferably, the thickness of described auxiliary welding projection is equal with the thickness of solder-bump.
As preferably, described face of weld is rough.
Beneficial effect of the present invention: structure of the present invention is simple, accurate positioning during welding, by arranging annular protrusion on the lower surface of pad, isolated the opening of tapped hole, face of weld is rough simultaneously, makes heat affected zone avoid threaded openings place, effectively decrease the temperature distortion of tapped hole screw thread ingress, arranging when can make welding of auxiliary welding projection is more even, and the effective defect eliminating face of weld, makes face of weld more complete attractive in appearance simultaneously.
Feature of the present invention and advantage will be described in detail by reference to the accompanying drawings by embodiment.
[accompanying drawing explanation]
Fig. 1 is the plan structure figure of a kind of hexagonal flange welded nut of the present invention;
Fig. 2 is the main TV structure figure of a kind of hexagonal flange of the present invention welded nut;
Fig. 3 is the face upwarding assumption diagram of a kind of hexagonal flange welded nut of the present invention.
In figure: 1-nut body, 2-pad, 3-positioning ring, 4-solder-bump, 5-tapped hole, 6-annular protrusion, 7-auxiliary welding projection, 8-face of weld, 9-rounding, 10-chamfering.
[embodiment]
Consult Fig. 1, Fig. 2 and Fig. 3, a kind of hexagonal flange welded nut of the present invention, comprise nut body 1, pad 2 and positioning ring 3, described nut body 1 sectional shape is regular hexagon, nut body 1 is provided with chamfering 10, described pad 2 is arranged at the lower end of nut body 1, positioning ring 3 is arranged at nut body 1 upper end, described nut body 1, pad 2 and positioning ring 3 are integral type structure, the center of described nut body 1 offers tapped hole 5, described tapped hole 5 runs through whole nut body 1, pad 2 and positioning ring 3, the lower surface of described pad 2 is face of weld 8, described face of weld 8 is provided with solder-bump 4, described solder-bump 4 is in arc-shaped, the quantity of solder-bump 4 is 3, described solder-bump 4 is evenly distributed in pad 2 place circumferentially, described solder-bump 4 and pad 2 are formed in one structure, the outer rim of described pad 2 is also provided with rounding 9.
The central axis of described tapped hole 5 and the central axis of pad 2 overlap, the central axis of described pad 2 also overlaps with the central axis of positioning ring 3, the lower surface of described pad 2 is also provided with annular protrusion 6, the central axis of described annular protrusion 6 and the central axis of pad 2 overlap, the thickness of described annular protrusion 6 is less than the thickness of solder-bump 4, described face of weld 8 is also provided with auxiliary welding projection 7, described auxiliary welding protruding 7 is cylindrical, the quantity of auxiliary welding projection 7 is 3, protruding 7 annular arrays of described auxiliary welding are distributed in pad 2 place circumferentially, in spaced apart between auxiliary welding protruding 7 and solder-bump 4, the thickness of described auxiliary welding projection 7 is equal with the thickness of solder-bump 4, described face of weld 8 is rough.
Working procedure of the present invention:
A kind of hexagonal flange welded nut of the present invention in the course of the work, auxiliary welding protruding 7 all adopts welding material to make with solder-bump 4, mix after auxiliary welding protruding 7 being melted with solder-bump 4 by high temperature, cool after adding packing material, welded nut and connected piece are linked together, and welded nut inside offers tapped hole 5, coordinate with bolt again to install and fix, compared with general locking nut, intensity is large, non-dismountablely reuses.Further, the lower surface of pad 2 is provided with annular protrusion 6, face of weld 8 is rough simultaneously, annular protrusion 6 overlaps with the central axis of tapped hole 5, the solder-bump 4 that annular protrusion 6 melts when can stop isolation welding, make heat affected zone avoid screw thread place, effectively decrease the temperature distortion of tapped hole 5 screw thread ingress.
Further, face of weld 8 is also provided with auxiliary welding projection 7, the thickness of auxiliary welding projection 7 is equal with the thickness of solder-bump 4, the effect of auxiliary welding projection 7 coordinates solder-bump 4, more even when making to weld, after having welded, effectively can eliminate the defect of face of weld, make face of weld 8 more complete.In addition, nut body 1, pad 2 and positioning ring 3 is integral type structure, avoid the gap between original pad 2 and nut body 1, solder-bump 4 and auxiliary welding projection 7 are arranged on pad 2 simultaneously, instead of be arranged on nut body 1, compared with prior art, the effect that pad 2 arranges solder-bump 4 is better, join strength more strengthens, the difficulty reducing technique improves the aesthetic property of appearance simultaneously, and it is more accurate that the effect of positioning ring 3 simultaneously can make in nut location when welding.
Above-described embodiment is to explanation of the present invention, is not limitation of the invention, anyly all belongs to protection scope of the present invention to the scheme after simple transformation of the present invention.

Claims (8)

1. a hexagonal flange welded nut, it is characterized in that: comprise nut body (1), pad (2) and positioning ring (3), described nut body (1) sectional shape is regular hexagon, nut body (1) is provided with chamfering (10), described pad (2) is arranged at the lower end of nut body (1), positioning ring (3) is arranged at nut body (1) upper end, described nut body (1), pad (2) and positioning ring (3) are integral type structure, the center of described nut body (1) offers tapped hole (5), described tapped hole (5) runs through whole nut body (1), pad (2) and positioning ring (3), the lower surface of described pad (2) is face of weld (8), described face of weld (8) is provided with solder-bump (4), described solder-bump (4) is in arc-shaped, the quantity of solder-bump (4) is 3, described solder-bump (4) is evenly distributed in pad (2) place circumferentially, described solder-bump (4) and pad (2) are formed in one structure, the outer rim of described pad (2) is also provided with rounding (9).
2. a kind of hexagonal flange welded nut as claimed in claim 1, it is characterized in that: the central axis of described tapped hole (5) and the central axis of pad (2) overlap, the central axis of described pad (2) also overlaps with the central axis of positioning ring (3).
3. a kind of hexagonal flange welded nut as claimed in claim 1, it is characterized in that: the lower surface of described pad (2) is also provided with annular protrusion (6), the central axis of described annular protrusion (6) and the central axis of pad (2) overlap.
4. a kind of hexagonal flange welded nut as claimed in claim 3, is characterized in that: the thickness of described annular protrusion (6) is less than the thickness of solder-bump (4).
5. a kind of hexagonal flange welded nut as claimed in claim 1, it is characterized in that: described face of weld (8) is also provided with auxiliary welding projection (7), described auxiliary welding projection (7) is for cylindrical, and the quantity of auxiliary welding projection (7) is 3.
6. a kind of hexagonal flange welded nut as claimed in claim 5, it is characterized in that: described auxiliary welding projection (7) annular array is distributed in pad (2) place circumferentially, in spaced apart between auxiliary welding projection (7) and solder-bump (4).
7. a kind of hexagonal flange welded nut as claimed in claim 5, is characterized in that: the thickness of described auxiliary welding projection (7) is equal with the thickness of solder-bump (4).
8. a kind of hexagonal flange welded nut as claimed in claim 1, is characterized in that: described face of weld (8) is rough.
CN201510134935.3A 2015-03-26 2015-03-26 Hexagonal flange face weldnut Pending CN104763726A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510134935.3A CN104763726A (en) 2015-03-26 2015-03-26 Hexagonal flange face weldnut

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201510134935.3A CN104763726A (en) 2015-03-26 2015-03-26 Hexagonal flange face weldnut

Publications (1)

Publication Number Publication Date
CN104763726A true CN104763726A (en) 2015-07-08

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201510134935.3A Pending CN104763726A (en) 2015-03-26 2015-03-26 Hexagonal flange face weldnut

Country Status (1)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109578425A (en) * 2018-12-10 2019-04-05 维美德(中国)有限公司 A kind of locating shim and paper machine roll sub-device
CN110005687A (en) * 2019-04-17 2019-07-12 海盐宏茂五金制品有限公司 A kind of low temperature resistant high-performance hexagon weld nut

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006283884A (en) * 2005-03-31 2006-10-19 Koyo Giken:Kk Welding nut
CN201730926U (en) * 2010-01-12 2011-02-02 浙江摩多巴克斯汽配有限公司 Projection welding nut
CN202520753U (en) * 2012-01-18 2012-11-07 广州汽车集团股份有限公司 Lock nut
CN202673946U (en) * 2012-06-26 2013-01-16 上海三一重机有限公司 Welding nut
CN204664113U (en) * 2015-03-26 2015-09-23 海盐县华昇汽车配件有限公司 A kind of hexagonal flange welded nut

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006283884A (en) * 2005-03-31 2006-10-19 Koyo Giken:Kk Welding nut
CN201730926U (en) * 2010-01-12 2011-02-02 浙江摩多巴克斯汽配有限公司 Projection welding nut
CN202520753U (en) * 2012-01-18 2012-11-07 广州汽车集团股份有限公司 Lock nut
CN202673946U (en) * 2012-06-26 2013-01-16 上海三一重机有限公司 Welding nut
CN204664113U (en) * 2015-03-26 2015-09-23 海盐县华昇汽车配件有限公司 A kind of hexagonal flange welded nut

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109578425A (en) * 2018-12-10 2019-04-05 维美德(中国)有限公司 A kind of locating shim and paper machine roll sub-device
CN110005687A (en) * 2019-04-17 2019-07-12 海盐宏茂五金制品有限公司 A kind of low temperature resistant high-performance hexagon weld nut

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Application publication date: 20150708

RJ01 Rejection of invention patent application after publication