CN111571146B - Combined nut and processing method thereof - Google Patents
Combined nut and processing method thereof Download PDFInfo
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- CN111571146B CN111571146B CN202010471838.4A CN202010471838A CN111571146B CN 111571146 B CN111571146 B CN 111571146B CN 202010471838 A CN202010471838 A CN 202010471838A CN 111571146 B CN111571146 B CN 111571146B
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- nut
- tubular
- groove
- blank
- pipe sleeve
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
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Abstract
The invention provides a combined nut and a processing method thereof, wherein the combined nut comprises a first nut, a second nut and a pipe sleeve; the first nut is arranged in a tubular shape, and two ends of the first nut are correspondingly bent after being connected with the pipe sleeve in a sliding manner; the second nut comprises a tubular nut, one end of the tubular nut is connected with the spherical nut in a welding mode, the second nut is connected with the groove-shaped structure on the pipe sleeve in a sliding mode, and the two ends of the second nut are the same as those of the first nut and are bent.
Description
Technical Field
The invention relates to the technical field of nut processing, in particular to a combined nut and a processing method thereof.
Background
The nut is a nut, and is screwed together with a bolt or a screw rod to play a role in fastening, and one element which is necessary for all production and manufacturing machines is divided into carbon steel, stainless steel, non-ferrous metal (such as copper) and other types according to different materials.
Nowadays, according to the increase of the demand, the demand is larger and larger, the nut has to be combined for use, and the existing combination mode is that two nuts are welded, so that the desired nut is obtained.
However, since the two nuts are only welded, only one of the two nuts can be used by selecting one of the functions, and the stability of the nuts is somewhat lowered.
Disclosure of Invention
The invention provides a combined nut and a processing method thereof, which are used for solving the technical problem that the stability of the nut is reduced to a certain extent because two nuts are only welded and only one of the two nuts can be used by selecting one function in the background technology.
In order to solve the technical problems, the technical scheme provided by the invention is as follows: the combined nut comprises a first nut, a second nut and a pipe sleeve;
the first nut is arranged in a tubular shape, and two ends of the first nut are correspondingly bent after being connected with the pipe sleeve in a sliding manner;
the second nut comprises a tubular nut, one end of the tubular nut is connected with the spherical nut in a welding mode, the second nut is connected with the groove-shaped structure on the pipe sleeve in a sliding mode, and the two ends of the second nut are the same as those of the first nut and are bent.
Furthermore, two circular grooves are symmetrically arranged in the middle of the pipe sleeve, the diameters of the two circular grooves are equal to the diameters of the tubular structures of the first nut and the second nut, and the tubular diameters of the first nut and the second nut are the same.
Furthermore, the groove-shaped structure section is arranged in an I shape, and two ends of the groove-shaped structure section are connected with the bending structures at two ends of the first nut or the second nut in a sliding mode.
Further, the tubular structure outside of first nut, second nut respectively is provided with two first spacing grooves, and two first spacing grooves on the first nut and the second nut symmetry respectively set up, the pipe box with the structural correspondence of cell type is equipped with the second spacing groove, first spacing groove with the second spacing groove corresponds the setting, just first spacing groove with the second spacing inslot corresponds sliding connection arc limiting plate, just the connection can be dismantled to the arc limiting plate the pipe box.
Furthermore, the upper end of the spherical nut of the second nut is provided with a through hole, and the diameter of the corresponding through hole is the same as that of the tubular nut.
Further, when the second nut is installed only by using the tubular nut in the using process, the corresponding inner opening of the spherical nut is detachably connected with the rubber ball, the middle part of the rubber ball is provided with a threaded hole identical to that of the tubular nut, a second threaded structure is arranged on the outer side of the rubber ball, and the second threaded structure is in threaded connection with the threaded structure of the inner opening of the spherical nut.
A method for processing a combined nut,
s1, selecting alloy steel suitable for the material as a raw material according to the strength grade requirement;
s2: annealing the raw material in an annealing furnace to reduce the hardness of the material to obtain an annealed raw material;
s3: molding: firstly, drawing and correcting by using a drawing machine, and then processing the required thickness by using a cold header to obtain a nut ingredient;
s4: punching: stamping by using a stamping machine matched with a die, and processing a hexagonal shape and an inner central hole to obtain a punched blank;
s5 combination: firstly, correspondingly welding a punched blank to obtain a second nut, then correspondingly connecting the second nut and the first nut with a pipe sleeve in a sliding manner, and then correspondingly bending by using bending equipment;
s6 positioning and forming: then, carrying out corresponding positioning by using the positioning structure, and buckling the arc-shaped limiting plate after the positioning is finished, namely, carrying out certain limiting on the first nut and the second nut;
s7 grinding: polishing the surface and the inner hole of the nut to remove burrs and fins to obtain a polished blank;
s8, heat treatment: putting the polished blank into a heat treatment furnace for heat treatment, and increasing the hardness to obtain a heat-treated blank:
and (8) checking by S9: and (4) inspecting the heat-treated blank, and smearing anti-rust oil after the heat-treated blank is qualified, so that the nut processing can be completed.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, firstly, the groove-shaped structure is arranged in the pipe sleeve, the first nut and the second nut are connected in a sliding mode through the groove-shaped structure, meanwhile, the two ends of the first nut and the second nut are correspondingly bent, and after the bending is finished, the arc limiting plate is used for correspondingly limiting, so that the first nut and the second nut can be limited by single double nuts, and the nuts can be loosened through extrusion of the arc limiting plate.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate exemplary embodiments of the invention and together with the description, serve to explain the principles of the invention.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a second nut of the present invention;
fig. 3 is a schematic view of a first nut structure of the present invention.
In the figure: 1-a first nut, 2-a second nut, 21-a tubular nut, 22-a spherical nut, 23-a through hole, 24-a rubber ball, 25-a second thread structure, 3-a pipe sleeve, 31-a groove structure, 32-a second limiting groove, 4-a first limiting groove and 41-an arc limiting plate.
Detailed Description
Reference will now be made in detail to various exemplary embodiments of the invention, the detailed description should not be construed as limiting the invention but as a more detailed description of certain aspects, features and embodiments of the invention.
It will be apparent to those skilled in the art that various modifications and variations can be made in the specific embodiments of the present disclosure without departing from the scope or spirit of the disclosure. Other embodiments will be apparent to those skilled in the art from consideration of the specification. The specification and examples are exemplary only.
Embodiment, referring to fig. 1-2, a combined nut and a method for manufacturing the same includes a first nut 1, a second nut 2, and a socket 3;
the first nut 1 is arranged in a tubular shape, and two ends of the first nut 1 are correspondingly bent after being connected with the pipe sleeve 3 in a sliding manner;
the second nut 2 comprises a tubular nut 21, one end of the tubular nut 21 is connected with a spherical nut 22 in a welding mode, the second nut 2 is connected with the groove-shaped structure on the pipe sleeve 3 in a sliding mode, and two ends of the second nut are the same as those of the first nut 1 in bending processing.
In an embodiment, referring to fig. 1-2, the groove-shaped structure 31 is two circular grooves having a diameter equal to the diameter of the tubular structures of the first nut 1 and the second nut 2, and the tubular diameters of the first nut 1 and the second nut 2 are the same.
In an embodiment, referring to fig. 1-2, the cross section of the groove-shaped structure 31 is shaped like an i, and two ends of the groove-shaped structure are slidably connected to the bending structures at two ends of the first nut 1 or the second nut 2.
In an embodiment, referring to fig. 1-2, the tubular structure outer sides of the first nut 1 and the second nut 2 are respectively provided with two first limiting grooves 4, and the two first limiting grooves 4 on the first nut 1 and the two first limiting grooves 4 on the second nut 2 are respectively symmetrically arranged, the pipe sleeve 3 and the groove structure 31 are correspondingly provided with a second limiting groove 32, the first limiting groove 4 and the second limiting groove 32 are correspondingly arranged, and the first limiting groove 4 and the second limiting groove 32 are internally provided with corresponding sliding connection arc-shaped limiting plates 41, and the arc-shaped limiting plates 41 can be detachably connected with the pipe sleeve 3.
In an embodiment, with reference to fig. 1-2, the upper end of the spherical nut 22 of the second nut 2 is provided with a through hole 23, the corresponding through hole 23 having the same diameter as the tubular nut 21.
In the embodiment, referring to fig. 1-2, when the second nut 2 is installed by using only the tubular nut 21 during use, the corresponding inner opening of the spherical nut 22 is detachably connected with a rubber ball 24, the middle part of the rubber ball 24 is provided with a threaded hole identical to that of the tubular nut 21, the outer side of the rubber ball 24 is provided with a second threaded structure 25, and the second threaded structure 25 is in threaded connection with the threaded structure of the inner opening of the spherical nut 22.
The processing method of the combined nut comprises the following steps;
s1: selecting materials according to the strength grade requirement, and selecting alloy steel suitable for the materials as a raw material;
s2: annealing the raw material in an annealing furnace to reduce the hardness of the material to obtain an annealed raw material;
s3 forming: firstly, drawing and correcting by using a drawing machine, and then processing the required thickness by using a cold header to obtain a nut ingredient;
s4 punching: stamping by using a stamping machine matched with a die, and processing a hexagonal shape and an inner central hole to obtain a punched blank;
s5 combination: firstly, correspondingly welding a punched blank to obtain a second nut, then correspondingly connecting the second nut and the first nut with a pipe sleeve in a sliding manner, and then correspondingly bending by using bending equipment;
s6 positioning and forming: then, carrying out corresponding positioning by using the positioning structure, and buckling the arc-shaped limiting plate after the positioning is finished, namely, carrying out certain limiting on the first nut and the second nut;
s7 grinding: polishing the surface and the inner hole of the nut to remove burrs and fins to obtain a polished blank;
s8 heat treatment: putting the polished blank into a heat treatment furnace for heat treatment, and increasing the hardness to obtain a heat-treated blank:
and (8) checking by S9: and (4) inspecting the heat-treated blank, and smearing anti-rust oil after the heat-treated blank is qualified, so that the nut processing can be completed.
The foregoing is only an illustrative embodiment of the present invention, and any equivalent changes and modifications made by those skilled in the art without departing from the spirit and principles of the present invention should fall within the protection scope of the present invention.
Claims (4)
1. The combined nut comprises a first nut (1), a second nut (2) and a pipe sleeve (3);
the first nut (1) is arranged in a tubular shape, and two ends of the first nut (1) are correspondingly bent after being connected with the pipe sleeve (3) in a sliding mode;
the second nut (2) comprises a tubular nut (21), one end of the tubular nut (21) is connected with a spherical nut (22) in a welding mode, the second nut (2) is connected with the groove-shaped structure on the pipe sleeve (3) in a sliding mode, and two ends of the second nut are bent as same as those of the first nut (1);
the groove-shaped structure (31) is two circular grooves, the diameter of the two circular grooves is equal to the diameter of the tubular structures of the first nut (1) and the second nut (2), and the tubular diameters of the first nut (1) and the second nut (2) are the same;
the section of the groove-shaped structure (31) is arranged in an I shape, and two ends of the groove-shaped structure are connected with bending structures at two ends of the first nut (1) or the second nut (2) in a sliding mode;
the tubular structure outside of first nut, second nut respectively is provided with two first spacing grooves, and two first spacing grooves on the first nut and the second nut symmetry respectively set up, pipe box (3) with it is equipped with second spacing groove (32) to correspond on cell type structure (31), first spacing groove (4) with second spacing groove (32) correspond the setting, just first spacing groove (4) with correspond sliding connection arc limiting plate (41) in second spacing groove (32), just connection can be dismantled to arc limiting plate (41) pipe box (3).
2. The combination nut of claim 1, wherein: the upper end of the spherical nut (22) of the second nut (2) is provided with a through hole (23), and the diameter of the corresponding through hole (23) is the same as that of the tubular nut (21).
3. The combination nut of claim 1, wherein: when the second nut (2) is installed by only using the tubular nut (21) in the using process, the inner opening of the corresponding spherical nut (22) is detachably connected with the rubber ball (24), the middle part of the rubber ball (24) is provided with a threaded hole identical to that of the tubular nut (21), a second threaded structure (25) is arranged on the outer side of the rubber ball (24), and the second threaded structure (25) is in threaded connection with the threaded structure of the inner opening of the spherical nut (22).
4. The processing method of any combination nut of claims 1-3, characterized in that:
s1: selecting materials according to the strength grade requirement, and selecting alloy steel suitable for the materials as a raw material;
s2: annealing the raw material in an annealing furnace to reduce the hardness of the material to obtain an annealed raw material;
s3: molding: firstly, drawing and correcting by using a drawing machine, and then processing the required thickness by using a cold header to obtain a nut ingredient;
s4 punching: stamping by using a stamping machine matched with a die, and processing a hexagonal shape and an inner central hole to obtain a punched blank;
s5 combination: firstly, correspondingly welding a punched blank to obtain a second nut, then correspondingly connecting the second nut and the first nut with a pipe sleeve in a sliding manner, and then correspondingly bending by using bending equipment;
s6 positioning and forming: then, carrying out corresponding positioning by using the positioning structure, and buckling the arc-shaped limiting plate after the positioning is finished, namely, carrying out certain limiting on the first nut and the second nut;
s7 grinding: polishing the surface and the inner hole of the nut to remove burrs and fins to obtain a polished blank;
s8, heat treatment: putting the polished blank into a heat treatment furnace for heat treatment, and increasing the hardness to obtain a heat-treated blank:
and (8) checking by S9: and (4) inspecting the heat-treated blank, and smearing anti-rust oil after the heat-treated blank is qualified, so that the nut processing can be completed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010471838.4A CN111571146B (en) | 2020-05-29 | 2020-05-29 | Combined nut and processing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010471838.4A CN111571146B (en) | 2020-05-29 | 2020-05-29 | Combined nut and processing method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111571146A CN111571146A (en) | 2020-08-25 |
| CN111571146B true CN111571146B (en) | 2021-07-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010471838.4A Active CN111571146B (en) | 2020-05-29 | 2020-05-29 | Combined nut and processing method thereof |
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| CN (1) | CN111571146B (en) |
Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE871987A (en) * | 1977-11-24 | 1979-03-01 | Michelin & Cie | SAFETY DEVICE FOR FIXING VEHICLE WHEEL NUTS |
| JPS63501653A (en) * | 1985-10-18 | 1988-06-23 | スリップ−オン・ロック・ナット・カンパニ | Lock nut and its manufacturing method |
| FR2929356A1 (en) * | 2008-03-28 | 2009-10-02 | Peugeot Citroen Automobiles Sa | Nuts support i.e. bar, for assembling e.g. suspension pivot arm, on front axle of motor vehicle, has nuts partially molded with material by extending outer surfaces to prolong holes and provide braking unit for fastening screw |
| CN201343903Y (en) * | 2008-12-30 | 2009-11-11 | 上汽通用五菱汽车股份有限公司 | Locomotive side door lock catch reinforcing plate device |
| CN202900960U (en) * | 2012-10-09 | 2013-04-24 | 镇江中虎弹簧有限公司 | Nut plate |
| CN103691874A (en) * | 2013-12-11 | 2014-04-02 | 中国航空工业标准件制造有限责任公司 | Forming method of thin-wall nut |
| CN104632797A (en) * | 2014-12-03 | 2015-05-20 | 北京长安汽车工程技术研究有限责任公司 | Car and nut anti-loosing support thereof |
| CN204610826U (en) * | 2015-02-10 | 2015-09-02 | 曾志雄 | Early warning sealing nut |
| CN204878249U (en) * | 2015-07-21 | 2015-12-16 | 北京汽车研究总院有限公司 | Nut plate and car |
| CN105275960A (en) * | 2014-07-18 | 2016-01-27 | 广州豹驰汽配有限公司 | Anti-loosing device for nuts |
| CN205605614U (en) * | 2016-04-15 | 2016-09-28 | 西继迅达（许昌）电梯有限公司 | Elevator sedan -chair frame fast -assembling nut plate |
| CN106553022A (en) * | 2015-09-30 | 2017-04-05 | 明光市久鼎五金制品有限公司 | A kind of production and processing method of nut |
| CN207212903U (en) * | 2017-08-24 | 2018-04-10 | 南京依维柯汽车有限公司 | A kind of hex nut support |
| CN207554523U (en) * | 2017-12-16 | 2018-06-29 | 东莞市钲锟精密五金有限公司 | A kind of double holes site welded nut |
| CN210050187U (en) * | 2019-06-17 | 2020-02-11 | 吴伟东 | Nut fastening mark |
-
2020
- 2020-05-29 CN CN202010471838.4A patent/CN111571146B/en active Active
Patent Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE871987A (en) * | 1977-11-24 | 1979-03-01 | Michelin & Cie | SAFETY DEVICE FOR FIXING VEHICLE WHEEL NUTS |
| JPS63501653A (en) * | 1985-10-18 | 1988-06-23 | スリップ−オン・ロック・ナット・カンパニ | Lock nut and its manufacturing method |
| FR2929356A1 (en) * | 2008-03-28 | 2009-10-02 | Peugeot Citroen Automobiles Sa | Nuts support i.e. bar, for assembling e.g. suspension pivot arm, on front axle of motor vehicle, has nuts partially molded with material by extending outer surfaces to prolong holes and provide braking unit for fastening screw |
| CN201343903Y (en) * | 2008-12-30 | 2009-11-11 | 上汽通用五菱汽车股份有限公司 | Locomotive side door lock catch reinforcing plate device |
| CN202900960U (en) * | 2012-10-09 | 2013-04-24 | 镇江中虎弹簧有限公司 | Nut plate |
| CN103691874A (en) * | 2013-12-11 | 2014-04-02 | 中国航空工业标准件制造有限责任公司 | Forming method of thin-wall nut |
| CN105275960A (en) * | 2014-07-18 | 2016-01-27 | 广州豹驰汽配有限公司 | Anti-loosing device for nuts |
| CN104632797A (en) * | 2014-12-03 | 2015-05-20 | 北京长安汽车工程技术研究有限责任公司 | Car and nut anti-loosing support thereof |
| CN204610826U (en) * | 2015-02-10 | 2015-09-02 | 曾志雄 | Early warning sealing nut |
| CN204878249U (en) * | 2015-07-21 | 2015-12-16 | 北京汽车研究总院有限公司 | Nut plate and car |
| CN106553022A (en) * | 2015-09-30 | 2017-04-05 | 明光市久鼎五金制品有限公司 | A kind of production and processing method of nut |
| CN205605614U (en) * | 2016-04-15 | 2016-09-28 | 西继迅达（许昌）电梯有限公司 | Elevator sedan -chair frame fast -assembling nut plate |
| CN207212903U (en) * | 2017-08-24 | 2018-04-10 | 南京依维柯汽车有限公司 | A kind of hex nut support |
| CN207554523U (en) * | 2017-12-16 | 2018-06-29 | 东莞市钲锟精密五金有限公司 | A kind of double holes site welded nut |
| CN210050187U (en) * | 2019-06-17 | 2020-02-11 | 吴伟东 | Nut fastening mark |
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| Publication number | Publication date |
|---|---|
| CN111571146A (en) | 2020-08-25 |
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