CN108757692A - A method of the WELD NUTS on 304 sheet metal components - Google Patents
A method of the WELD NUTS on 304 sheet metal components Download PDFInfo
- Publication number
- CN108757692A CN108757692A CN201810663090.0A CN201810663090A CN108757692A CN 108757692 A CN108757692 A CN 108757692A CN 201810663090 A CN201810663090 A CN 201810663090A CN 108757692 A CN108757692 A CN 108757692A
- Authority
- CN
- China
- Prior art keywords
- nut
- metal plate
- sheet metal
- plate substrate
- weld nuts
- 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
Links
- 229910052751 metal Inorganic materials 0.000 title claims abstract description 68
- 239000002184 metal Substances 0.000 title claims abstract description 68
- 238000000034 method Methods 0.000 title claims abstract description 38
- 239000000758 substrate Substances 0.000 claims abstract description 38
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 37
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 36
- 230000003746 surface roughness Effects 0.000 claims abstract description 8
- 239000004411 aluminium Substances 0.000 claims description 7
- 238000005498 polishing Methods 0.000 claims description 5
- 229910001334 3003 aluminium alloy Inorganic materials 0.000 claims description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 2
- 229910052802 copper Inorganic materials 0.000 claims description 2
- 239000010949 copper Substances 0.000 claims description 2
- 238000003466 welding Methods 0.000 abstract description 12
- 238000005516 engineering process Methods 0.000 description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 2
- 239000010931 gold Substances 0.000 description 2
- 229910052737 gold Inorganic materials 0.000 description 2
- 244000138939 Ricinodendron heudelotii Species 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B37/00—Nuts or like thread-engaging members
- F16B37/04—Devices for fastening nuts to surfaces, e.g. sheets, plates
- F16B37/06—Devices for fastening nuts to surfaces, e.g. sheets, plates by means of welding or riveting
- F16B37/061—Devices for fastening nuts to surfaces, e.g. sheets, plates by means of welding or riveting by means of welding
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
- Pressure Welding/Diffusion-Bonding (AREA)
Abstract
The present invention relates to a kind of methods of the WELD NUTS on 304 sheet metal components, during nut is welded on metal plate substrate, choosing one end has the nut of cylindrical projection, upper aluminum gasket is covered on cylindricality protrusion, and aluminum gasket is set first to be welded with metal plate substrate and nut using first high rotating speed, aluminum gasket fills up gap between metal plate substrate and nut in the process, required welding heat is obtained by the control of each component contact surface roughness and rotating speed simultaneously, the secured of welding process is kept by the slow-speed of revolution again, so that the nut obtained using the method for the present embodiment is firmly combined with metal plate substrate, it is not easily to fall off.
Description
Technical field
The present invention relates to a kind of methods of the WELD NUTS on 304 sheet metal components, belong to sheet metal component preparing technical field.
Background technology
Nut, i.e. nut are threaded together the component for playing the role of fastening with bolt or screw rod.Part sheet metal component is exactly metal plate
The product that gold process processes, i.e., being formed one piece of metal plate substrate by techniques such as cutting, bending, trepanning, welding has one
The sheet metal component of setting shape.On some sheet metal components, for example cabinet, the electronic box etc. that are produced by metal plate above usually require setting nut
To facilitate the installation coordinated by screw with internal each component.Existing nut is typically the method welding by being brazed
On metal plate substrate, connection is insecure, and welding quality is high to the competency profiling of welding personnel.
Invention content
The technical problem to be solved by the present invention is to：For solve in the prior art nut with metal plate substrate connection is unstable asks
Topic, provides a kind of bonding strength the high welding method in 304 sheet metal component upper cap nuts.
The technical solution adopted by the present invention to solve the technical problems is：
A method of the WELD NUTS on 304 sheet metal components includes the following steps：
S1：Choosing one end has the nut of cylindrical projection, is molded a bellmouth on metal plate substrate, big nose end it is straight
Diameter is R1, a diameter of r1 of small bore end, and the surface of bellmouth surrounding is polished, the surface of stepped hole and bellmouth surrounding
Surface roughness be Ra6.3, the outer diameter of cylindrical projection is less than R1 and is more than r1；
S2：Upper aluminum gasket is covered on cylindricality protrusion, the roughness on aluminum gasket two sides is polishing to Ra12.5, aluminum
The outer diameter of gasket is less than R1；
S3：Metal plate substrate is fixed, applies the pressure of 80KN-100KN to nut, the cylindrical projection of nut is made to head into cone
In shape hole, so that aluminum gasket is close to nut and metal plate substrate, make cap rotation；
S4：So that nut is rotated 3-5 minutes with 800-1000 revs/min of speed, is then revolved with 400-600 revs/min of speed
Turn 2 minutes, stops rotating later.
Preferably, the method for the WELD NUTS of the invention on 304 sheet metal components, in S4 steps, after rotation stopping at least
8 minutes pressure is kept to the copper nut column that presses.
Preferably, the method for the WELD NUTS of the invention on 304 sheet metal components, aluminum gasket use 1060 aluminium or 3003
Aluminium.
Preferably, the method for the WELD NUTS of the invention on 304 sheet metal components, the conical surface where the upper conical hole of metal plate substrate
The angle of busbar and axis is 75 °, and the busbar of the conical surface and the angle of axis are 80 ° where the upper conical face of aluminium flake.
Preferably, the method for the WELD NUTS of the invention on 304 sheet metal components, bellmouth are obtained by roughing.
Preferably, the method for the WELD NUTS of the invention on 304 sheet metal components, 200- is cooled to after stopping rotating by workpiece
250 degrees Celsius and 15-20 minutes are kept the temperature, it is air-cooled later or force to be cooled to room temperature.
The beneficial effects of the invention are as follows：
The method of WELD NUTS on 304 sheet metal components of the present invention, during nut is welded on metal plate substrate,
Choosing one end has the nut of cylindrical projection, upper aluminum gasket is covered on cylindricality protrusion, and make aluminium using first high rotating speed
Gasket is first welded with metal plate substrate and nut, and aluminum gasket is filled up between metal plate substrate and nut and stitched in the process
Gap, while required welding heat is obtained by the control of each component contact surface roughness and rotating speed, then kept by the slow-speed of revolution
Welding process it is secured so that the nut that method using the present invention obtains is firmly combined with metal plate substrate, not easily to fall off.
Description of the drawings
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 is the process schematic of the welding method in 304 sheet metal component upper cap nuts of the embodiment of the present invention；
Fig. 2 is the shape of the nut used in the embodiment of the present invention；
Reference numeral is：
1- metal plate substrates；2- aluminum gaskets；3- nuts.
Specific implementation mode
It should be noted that in the absence of conflict, the feature in embodiment and embodiment in the invention can
To be combined with each other.
In the description of the invention, it is to be understood that term "center", " longitudinal direction ", " transverse direction ", "upper", "lower",
The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of description the invention and simplifies to describe, rather than indicate
Or imply that signified device or element must have a particular orientation, with specific azimuth configuration and operation, therefore cannot understand
For the limitation to the invention.In addition, term " first ", " second " etc. are used for description purposes only, and should not be understood as indicating
Or it implies relative importance or implicitly indicates the quantity of indicated technical characteristic." first ", " second " etc. are defined as a result,
Feature can explicitly or implicitly include one or more this feature.In the description of the invention, unless separately
It is described, the meaning of " plurality " is two or more.
In the description of the invention, it should be noted that unless otherwise clearly defined and limited, term " peace
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, can also be electrical connection；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, on being understood by concrete condition
State concrete meaning of the term in the invention.
The present invention will be described in detail below with reference to the accompanying drawings and embodiments creates.
Embodiment 1
The present embodiment provides a kind of methods of the WELD NUTS on 304 sheet metal components, include the following steps：
S1：Choosing one end has the nut 3 (as shown in Figure 2) of cylindrical projection, and a taper is molded on metal plate substrate 1
Hole, a diameter of R1 (right end in Fig. 1) of big nose end, a diameter of r1 (left end in Fig. 1) of small bore end, and by bellmouth surrounding
Surface is polished, and the surface roughness on the surface of stepped hole and bellmouth surrounding is Ra6.3, and the outer diameter of cylindrical projection is less than
R1 is more than r1；
S2：Upper aluminum gasket 2 is covered on cylindricality protrusion, the roughness on 2 two sides of aluminum gasket is polishing to Ra12.5, aluminium
The outer diameter of gasket 2 is less than R1；
S3：Fix metal plate substrate 1, to nut 3 apply 80KN pressure (for prevent metal plate substrate 1 deform, can be in metal plate
1 other end of substrate is against a fixed block), so that the cylindrical projection of nut 3 is headed into bellmouth, aluminum gasket 2 is made to be close to nut 3
With metal plate substrate 1, nut 3 is made to rotate；
S4：So that nut 3 is rotated 3 minutes with 800 revs/min of speed, is then rotated 2 minutes with 400 revs/min of speed, it
After stop rotating, rotation stop after at least to nut 3 keep 8 minutes pressure, workpiece is cooled to 200 degrees Celsius after stopping rotating
And 15 minutes are kept the temperature, air-cooled later or pressure is cooled to room temperature.
Embodiment 2
The present embodiment provides a kind of methods of the WELD NUTS on 304 sheet metal components, include the following steps：
S1：Choosing one end has the nut 3 (as shown in Figure 2) of cylindrical projection, and a taper is molded on metal plate substrate 1
Hole, a diameter of R1 (right end in Fig. 1) of big nose end, a diameter of r1 (left end in Fig. 1) of small bore end, and by bellmouth surrounding
Surface is polished, and the surface roughness on the surface of stepped hole and bellmouth surrounding is Ra6.3, and the outer diameter of cylindrical projection is less than
R1 is more than r1；
S2：Upper aluminum gasket 2 is covered on cylindricality protrusion, the roughness on 2 two sides of aluminum gasket is polishing to Ra12.5, aluminium
The outer diameter of gasket 2 is less than R1；
S3：Fix metal plate substrate 1, to nut 3 apply 90KN pressure (for prevent metal plate substrate 1 deform, can be in metal plate
1 other end of substrate is against a fixed block), so that the cylindrical projection of nut 3 is headed into bellmouth, aluminum gasket 2 is made to be close to nut 3
With metal plate substrate 1, nut 3 is made to rotate；
S4：So that nut 3 is rotated 4 minutes with 900 revs/min of speed, is then rotated 2 minutes with 500 revs/min of speed, it
After stop rotating, rotation stop after at least to nut 3 keep 8 minutes pressure, workpiece is cooled to 200 degrees Celsius after stopping rotating
And 15 minutes are kept the temperature, air-cooled later or pressure is cooled to room temperature.
Embodiment 3
The present embodiment provides a kind of methods of the WELD NUTS on 304 sheet metal components, include the following steps：
S1：Choosing one end has the nut 3 (as shown in Figure 2) of cylindrical projection, and a taper is molded on metal plate substrate 1
Hole, a diameter of R1 (right end in Fig. 1) of big nose end, a diameter of r1 (left end in Fig. 1) of small bore end, and by bellmouth surrounding
Surface is polished, and the surface roughness on the surface of stepped hole and bellmouth surrounding is Ra6.3, and the outer diameter of cylindrical projection is less than
R1 is more than r1；
S2：Upper aluminum gasket 2 is covered on cylindricality protrusion, the roughness on 2 two sides of aluminum gasket is polishing to Ra12.5, aluminium
The outer diameter of gasket 2 is less than R1；
S3：Fix metal plate substrate 1, to nut 3 apply 100KN pressure (for prevent metal plate substrate 1 deform, can be in metal plate
1 other end of gold base is against a fixed block), so that the cylindrical projection of nut 3 is headed into bellmouth, aluminum gasket 2 is made to be close to spiral shell
Cap 3 and metal plate substrate 1, make nut 3 rotate；
S4：So that nut 3 is rotated 5 minutes with 1000 revs/min of speed, is then rotated 2 minutes with 600 revs/min of speed, it
After stop rotating, rotation stop after at least to nut 3 keep 8 minutes pressure, workpiece is cooled to 200 degrees Celsius after stopping rotating
And 15 minutes are kept the temperature, air-cooled later or pressure is cooled to room temperature.
Aluminum gasket 2 uses 1060 aluminium or 3003 aluminium in embodiment 1-3.
The method of WELD NUTS on 304 sheet metal components of the present embodiment, in the process being welded to nut 3 on metal plate substrate
In, choosing one end has the nut 3 of cylindrical projection, upper aluminum gasket 2 is covered on cylindricality protrusion, and using first high rotating speed
So that aluminum gasket is first welded with metal plate substrate and nut 3, aluminum gasket fill up in the process metal plate substrate and nut 3 it
Between gap, while by the control of each component contact surface roughness and rotating speed obtain needed for welding heat, then pass through the slow-speed of revolution
Keep the secured of welding process so that the nut that method using the present invention obtains is firmly combined with metal plate substrate, not easily to fall off.
It is enlightenment with above-mentioned desirable embodiment according to the present invention, through the above description, relevant staff is complete
Various changes and amendments can be carried out without departing from the scope of the technological thought of the present invention' entirely.The technology of this invention
Property range is not limited to the contents of the specification, it is necessary to determine its technical scope according to right.
Claims (6)
1. a kind of method of the WELD NUTS on 304 sheet metal components, which is characterized in that include the following steps：
S1：Choosing one end has the nut of cylindrical projection, is molded a bellmouth on metal plate substrate, big nose end it is a diameter of
A diameter of r1 of R1, small bore end, and the surface of bellmouth surrounding is polished, the table on the surface of stepped hole and bellmouth surrounding
Surface roughness is Ra6.3, and the outer diameter of cylindrical projection is less than R1 and is more than r1；
S2：Upper aluminum gasket is covered on cylindricality protrusion, the roughness on aluminum gasket two sides is polishing to Ra12.5, aluminum gasket
Outer diameter be less than R1；
S3：Metal plate substrate is fixed, applies the pressure of 80KN-100KN to nut, the cylindrical projection of nut is made to head into bellmouth
It is interior, so that aluminum gasket is close to nut and metal plate substrate, makes cap rotation；
S4：So that nut is rotated 3-5 minutes with 800-1000 revs/min of speed, then rotates 2 points with 400-600 revs/min of speed
Clock stops rotating later.
2. the method for the WELD NUTS according to claim 1 on 304 sheet metal components, which is characterized in that in S4 steps, rotation
Turn at least to keep 8 minutes pressure to the copper nut column that presses after stopping.
3. the method for the WELD NUTS according to claim 1 or 2 on 304 sheet metal components, which is characterized in that aluminum gasket is adopted
With 1060 aluminium or 3003 aluminium.
4. according to the method for claim 1-3 any one of them WELD NUTS on 304 sheet metal components, the upper conical hole of metal plate substrate
The busbar of the place conical surface and the angle of axis are 75 °, and the busbar of the conical surface and the angle of axis are 80 ° where the upper conical face of aluminium flake.
5. according to the method for claim 1-4 any one of them WELD NUTS on 304 sheet metal components, bellmouth passes through roughing
It obtains.
6. according to the method for claim 1-5 any one of them WELD NUTS on 304 sheet metal components, by workpiece after stopping rotating
It is cooled to 200-250 degrees Celsius and keeps the temperature 15-20 minutes, air-cooled later or pressure is cooled to room temperature.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810663090.0A CN108757692A (en) | 2018-06-25 | 2018-06-25 | A method of the WELD NUTS on 304 sheet metal components |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810663090.0A CN108757692A (en) | 2018-06-25 | 2018-06-25 | A method of the WELD NUTS on 304 sheet metal components |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108757692A true CN108757692A (en) | 2018-11-06 |
Family
ID=63977011
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810663090.0A Pending CN108757692A (en) | 2018-06-25 | 2018-06-25 | A method of the WELD NUTS on 304 sheet metal components |
Country Status (1)
| Country | Link |
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| CN (1) | CN108757692A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109648519A (en) * | 2019-01-24 | 2019-04-19 | 武汉格罗夫氢能汽车有限公司 | A kind of the installation equipment and installation method of profile built-in nut |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6067839A (en) * | 1996-03-20 | 2000-05-30 | Abb Ab | Method of mounting a fastener element, and a fastener element and tool for carrying out said method |
| CN101076427A (en) * | 2004-12-10 | 2007-11-21 | Ejot合资有限公司 | Friction-welded connection between a sheet metal element and a rotation body |
| CN103240536A (en) * | 2012-08-15 | 2013-08-14 | 何强 | Threaded fastener welding technology |
| CN104759780A (en) * | 2015-04-17 | 2015-07-08 | 首都航天机械公司 | Friction welding connector structure |
| CN105033438B (en) * | 2015-04-15 | 2017-05-24 | 苏州安庆富电子科技有限公司 | Welding method for aluminum-steel composite member and aluminum-steel composite member |
-
2018
- 2018-06-25 CN CN201810663090.0A patent/CN108757692A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6067839A (en) * | 1996-03-20 | 2000-05-30 | Abb Ab | Method of mounting a fastener element, and a fastener element and tool for carrying out said method |
| CN101076427A (en) * | 2004-12-10 | 2007-11-21 | Ejot合资有限公司 | Friction-welded connection between a sheet metal element and a rotation body |
| CN103240536A (en) * | 2012-08-15 | 2013-08-14 | 何强 | Threaded fastener welding technology |
| CN105033438B (en) * | 2015-04-15 | 2017-05-24 | 苏州安庆富电子科技有限公司 | Welding method for aluminum-steel composite member and aluminum-steel composite member |
| CN104759780A (en) * | 2015-04-17 | 2015-07-08 | 首都航天机械公司 | Friction welding connector structure |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109648519A (en) * | 2019-01-24 | 2019-04-19 | 武汉格罗夫氢能汽车有限公司 | A kind of the installation equipment and installation method of profile built-in nut |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: 215100 No. 199 Jinfeng Road, Suzhou High-tech Zone, Jiangsu Province Applicant after: Suzhou Bever Metal Technology Co., Ltd. Address before: 215100 No. 199 Jinfeng Road, Suzhou High-tech Zone, Jiangsu Province Applicant before: Suzhou Xin Jinmao Metal Technology Co., Ltd. |
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| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181106 |