CN111677739A - Toothed fastening hexagon nut - Google Patents
Toothed fastening hexagon nut Download PDFInfo
- Publication number
- CN111677739A CN111677739A CN202010659919.7A CN202010659919A CN111677739A CN 111677739 A CN111677739 A CN 111677739A CN 202010659919 A CN202010659919 A CN 202010659919A CN 111677739 A CN111677739 A CN 111677739A
- Authority
- CN
- China
- Prior art keywords
- fastening
- hexagonal nut
- ring groove
- teeth
- locking spline
- 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
- 230000008602 contraction Effects 0.000 claims description 8
- 239000000463 material Substances 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- -1 ferrous metals Chemical class 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
Images
Classifications
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- 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
- F16B37/041—Releasable devices
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- 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
- F16B39/00—Locking of screws, bolts or nuts
- F16B39/22—Locking of screws, bolts or nuts in which the locking takes place during screwing down or tightening
- F16B39/28—Locking of screws, bolts or nuts in which the locking takes place during screwing down or tightening by special members on, or shape of, the nut or bolt
- F16B39/282—Locking by means of special shape of work-engaging surfaces, e.g. notched or toothed nuts
-
- 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
- F16B39/00—Locking of screws, bolts or nuts
- F16B39/22—Locking of screws, bolts or nuts in which the locking takes place during screwing down or tightening
- F16B39/28—Locking of screws, bolts or nuts in which the locking takes place during screwing down or tightening by special members on, or shape of, the nut or bolt
- F16B39/284—Locking by means of elastic deformation
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Clamps And Clips (AREA)
Abstract
The invention discloses a toothed fastening hexagon nut which comprises a hexagon nut body, a threaded mounting hole, a fastening inner ring groove, inner locking spline teeth, a shrinkage pressure ring piece, a limiting top ring, an outer ring groove and outer fastening spline teeth. The invention can lead the outer side elastic fastening teeth of the hexagon nut to be firmly clamped on the mounting surface, and simultaneously, the outer side elastic fastening teeth of the hexagon nut are matched with the threaded column which is shrunk and locked on the inner side of the bottom, thereby improving the locking reliability of the hexagon nut.
Description
[ technical field ] A method for producing a semiconductor device
The invention relates to the technical field of nuts, in particular to the technical field of a toothed fastening hexagonal nut.
[ background of the invention ]
The hexagonal nut (Hexagon nut) is matched with the bolt and the screw to be used for connecting and fastening the machine parts. According to different materials, the materials are classified into carbon steel, stainless steel, non-ferrous metals (such as copper) and the like. The working principle of the hexagon nut is that the friction force between the hexagon nut and the bolt is adopted for self-locking. However, the reliability of the self-locking in dynamic load is reduced, and in some important occasions, some fastening structures need to be designed to ensure the locking reliability of the hexagonal nut.
[ summary of the invention ]
The invention aims to solve the problems in the prior art, and provides a fastening hexagon nut with teeth, which can enable the outer elastic fastening teeth of the hexagon nut to be firmly clamped on a mounting surface, and meanwhile, the fastening hexagon nut is matched with the elastic fastening teeth on the inner side of the bottom to shrink and lock a threaded column for mounting, so that the locking reliability of the hexagon nut is improved.
In order to achieve the purpose, the invention provides a toothed fastening hexagonal nut which comprises a hexagonal nut body, a threaded mounting hole, a fastening inner ring groove, inner locking spline teeth, a shrinkage pressure ring piece, a limiting top ring, an outer ring groove and outer fastening spline teeth.
Preferably, the number of the outer locking spline teeth is six, the outer locking spline teeth are distributed at the bottom of a side edge angle of the hexagonal nut body in a one-to-one correspondence mode, the diameter of the outer circumference of each outer locking spline tooth is larger than the outer diameter of the hexagonal nut body, and the initial height of each outer locking spline tooth is three times of the depth of the outer ring groove.
Preferably, the initial inclination angle of the outer locking spline is 60-75 degrees, and the inclination angle of the inner locking spline is 45-60 degrees.
Preferably, the number of the inner locking spline teeth is multiple, the inner locking spline teeth are uniformly distributed in the fastening inner ring groove in a surrounding manner in the lower direction of the inclined inner side, and the initial positions of the bottom ends of the inner locking spline teeth are located on the outer side of the vertical mounting surface of the thread mounting hole.
Preferably, the outer locking spline teeth and the inner locking spline teeth are elastic spline teeth.
Preferably, the bottom end of the inner locking spline is adhered with a wear-resistant rubber sleeve.
Preferably, the inner side surface of the contracting pressure ring piece is in the shape of a circular arc with the gradually contracting bottom.
Preferably, the inner side wall of the fastening inner ring groove is provided with a positioning inner thread, and the outer side surface of the contracting pressure ring piece is correspondingly meshed with a positioning outer thread.
Preferably, the bottom surface of the limit top ring is an anti-skid thread surface, and the limit top ring is parallel to the bottom of the hexagonal nut body.
The invention has the beneficial effects that: according to the invention, the hexagonal nut body, the threaded mounting hole, the fastening inner ring groove, the inner locking spline, the shrinkage pressure ring piece, the limiting top ring, the outer ring groove and the outer fastening spline are combined together, through experimental optimization, the outer elastic fastening teeth of the hexagonal nut can be firmly clamped on the mounting surface, and meanwhile, the threaded column which is mounted in a shrinkage locking manner is matched with the elastic fastening teeth on the inner side of the bottom, so that the locking reliability of the hexagonal nut is improved.
The features and advantages of the present invention will be described in detail by embodiments in conjunction with the accompanying drawings.
[ description of the drawings ]
FIG. 1 is a schematic structural view of a toothed fastening hex nut of the present invention;
fig. 2 is a schematic bottom view of a toothed fastening hexagon nut according to the present invention.
In the figure: 1-a hexagonal nut body, 2-a thread mounting hole, 3-a fastening inner ring groove, 4-an inner locking spline, 5-a contraction pressure ring piece, 6-a limit top ring, 7-an outer ring groove, 8-an outer fastening spline, 9-a wear-resistant rubber sleeve, 10-a positioning inner thread and 11-a positioning outer thread.
[ detailed description ] embodiments
Referring to fig. 1 and 2, the invention relates to a toothed fastening hexagonal nut, which comprises a hexagonal nut body 1, a threaded mounting hole 2, a fastening inner ring groove 3, inner locking spline teeth 4, a contraction pressure ring piece 5, a limiting top ring 6, an outer ring groove 7 and outer fastening spline teeth 8, wherein the hexagonal nut body 1 is provided with the threaded mounting hole 2 in a penetrating manner along an axial direction, the bottom of the threaded mounting hole 2 is provided with the fastening inner ring groove 3, the inner side of the fastening inner ring groove 3 is provided with a plurality of inner locking spline teeth 4 in an inward inclined manner, the outer side of the inner locking spline teeth 4 is sleeved with the contraction pressure ring piece 5, the bottom of the contraction pressure ring piece 5 is provided with the limiting top ring 6, the bottom surface of the limiting top ring 6 is convexly arranged below the fastening inner ring groove 3, the outer ring groove 7 is arranged on the outer side of the bottom of the hexagonal nut body 1, the outer ring groove 7 is internally provided with a plurality of outer fastening, the number of the outer locking spline teeth is six, the outer locking spline teeth are distributed at the bottom of a side edge corner of the hexagonal nut body 1 in a one-to-one correspondence manner, the outer circumference diameter of the outer locking spline teeth is larger than the outer diameter of the hexagonal nut body 1, the initial height of the outer locking spline teeth is three times the depth of an outer ring groove 7, the initial inclination angle of the outer locking spline teeth is 60-75 degrees, the inclination angle of an inner locking spline tooth 4 is 45-60 degrees, the number of the inner locking spline teeth 4 is multiple, the lower part of the inner locking spline tooth 4 in the inclined direction is uniformly distributed in a fastening inner ring groove 3 in a surrounding manner, the initial position of the bottom end of the inner locking spline tooth 4 is positioned on the outer side of a vertical mounting surface of the threaded mounting hole 2, the outer locking spline tooth and the inner locking spline tooth 4 are elastic spline teeth, and the bottom end of the inner locking spline tooth 4 is adhered with a wear-resistant rubber sleeve, the inner side surface of the shrinkage pressure ring piece 5 is in the shape of a circular arc with the bottom gradually shrinking, a positioning internal thread 10 is arranged on the inner side wall of the fastening inner ring groove 3, a positioning external thread 11 is correspondingly meshed with the outer side surface of the shrinkage pressure ring piece 5, the bottom surface of the limit top ring 6 is an anti-skid surface, and the limit top ring 6 is parallel to the bottom of the hexagonal nut body 1.
According to the invention, the hexagonal nut body 1, the threaded mounting hole 2, the fastening inner ring groove 3, the inner locking spline 4, the shrinkage pressure ring piece 5, the limiting top ring 6, the outer ring groove 7 and the outer fastening spline 8 are combined together, through experimental optimization, the outer elastic fastening teeth of the hexagonal nut can be firmly clamped on the mounting surface, and meanwhile, the threaded column which is mounted in a shrinkage locking manner is matched with the elastic fastening teeth on the inner side of the bottom, so that the locking reliability of the hexagonal nut is improved.
The above embodiments are illustrative of the present invention, and are not intended to limit the present invention, and any simple modifications of the present invention are within the scope of the present invention.
Claims (9)
1. The utility model provides a take tooth fastening hexagon nut which characterized in that: the hexagonal nut comprises a hexagonal nut body (1), a threaded mounting hole (2), a fastening inner ring groove (3), inner locking flower teeth (4), a contraction pressure ring piece (5), a limiting top ring (6), an outer ring groove (7) and outer fastening flower teeth (8), wherein the threaded mounting hole (2) penetrates through the hexagonal nut body (1) along the axis direction, the fastening inner ring groove (3) is arranged at the bottom of the threaded mounting hole (2), a plurality of inner locking flower teeth (4) are obliquely arranged inwards in the fastening inner ring groove (3), the contraction pressure ring piece (5) is sleeved on the outer side of each inner locking flower tooth (4), the limiting top ring (6) is arranged at the bottom of the contraction pressure ring piece (5), the bottom surface of the limiting top ring (6) is arranged below the fastening inner ring groove (3) in a protruding manner, the outer ring groove (7) is arranged on the outer side of the bottom of the hexagonal nut body (1), a plurality of external fastening flower teeth (8) are obliquely arranged in the outer ring groove (7) inwards and outwards.
2. The toothed fastening hexagonal nut of claim 1, wherein: the number of the outer locking spline teeth is six, the outer locking spline teeth are distributed at the bottom of a side edge corner of the hexagonal nut body (1) in a one-to-one correspondence mode, the diameter of the outer circumference of each outer locking spline tooth is larger than the outer diameter of the hexagonal nut body (1), and the initial height of each outer locking spline tooth is three times the depth of the outer ring groove (7).
3. The toothed fastening hexagonal nut of claim 1, wherein: the initial inclination angle of the outer locking spline is 60-75 degrees, and the inclination angle of the inner locking spline (4) is 45-60 degrees.
4. The toothed fastening hexagonal nut of claim 1, wherein: the number of the inner locking spline teeth (4) is multiple, the inner locking spline teeth (4) are uniformly distributed in the fastening inner ring groove (3) in a surrounding mode below the inclined inner side, and the initial positions of the bottom ends of the inner locking spline teeth (4) are located on the outer side of the vertical mounting surface of the thread mounting hole (2).
5. The toothed fastening hexagonal nut of claim 1, wherein: the outer locking spline teeth and the inner locking spline teeth (4) are elastic spline teeth.
6. The toothed fastening hexagonal nut of claim 1, wherein: and a wear-resistant rubber sleeve (9) is adhered to the bottommost end of the inner locking spline (4).
7. The toothed fastening hexagonal nut of claim 1, wherein: the inner side surface of the contracting pressure ring piece (5) is in the shape of a circular arc with the bottom gradually contracting.
8. The toothed fastening hexagonal nut of claim 1, wherein: and a positioning internal thread (10) is arranged on the inner side wall of the fastening inner ring groove (3), and a positioning external thread (11) is correspondingly meshed with the outer side surface of the contraction pressure ring piece (5).
9. The toothed fastening hexagonal nut of claim 1, wherein: the bottom surface of the limiting top ring (6) is an anti-skid thread surface, and the limiting top ring (6) is parallel to the bottom of the hexagonal nut body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010659919.7A CN111677739A (en) | 2020-07-10 | 2020-07-10 | Toothed fastening hexagon nut |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010659919.7A CN111677739A (en) | 2020-07-10 | 2020-07-10 | Toothed fastening hexagon nut |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111677739A true CN111677739A (en) | 2020-09-18 |
Family
ID=72457584
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010659919.7A Pending CN111677739A (en) | 2020-07-10 | 2020-07-10 | Toothed fastening hexagon nut |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111677739A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204419815U (en) * | 2015-01-29 | 2015-06-24 | 浙江快乐树汽车部件有限公司 | A kind of hexagonal flange nut |
| CN206144942U (en) * | 2016-08-31 | 2017-05-03 | 东莞利远金属制品有限公司 | Hexagonal flower tooth nut structure |
| CN207975106U (en) * | 2018-03-07 | 2018-10-16 | 东莞市力添五金机电有限公司 | A kind of band tooth fastening hex nut |
| CN108825631A (en) * | 2018-09-20 | 2018-11-16 | 海盐县华昇汽车配件有限公司 | A kind of locking nut |
| CN208236870U (en) * | 2018-04-28 | 2018-12-14 | 厦门新沪厦五金工贸有限公司 | Kep nut |
| CN208487114U (en) * | 2017-09-29 | 2019-02-12 | 江苏永亚汽车零部件有限公司 | Hexagonal flange bearing surface band teeth nut |
| CN210290451U (en) * | 2019-06-25 | 2020-04-10 | 苏州中新精密工业有限公司 | Durable nut structure |
| CN210599810U (en) * | 2019-09-06 | 2020-05-22 | 浙江瑞利紧固件有限公司 | Flange face locking nut |
| CN212615832U (en) * | 2020-07-10 | 2021-02-26 | 嘉兴远信五金科技股份有限公司 | Toothed fastening hexagon nut |
-
2020
- 2020-07-10 CN CN202010659919.7A patent/CN111677739A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204419815U (en) * | 2015-01-29 | 2015-06-24 | 浙江快乐树汽车部件有限公司 | A kind of hexagonal flange nut |
| CN206144942U (en) * | 2016-08-31 | 2017-05-03 | 东莞利远金属制品有限公司 | Hexagonal flower tooth nut structure |
| CN208487114U (en) * | 2017-09-29 | 2019-02-12 | 江苏永亚汽车零部件有限公司 | Hexagonal flange bearing surface band teeth nut |
| CN207975106U (en) * | 2018-03-07 | 2018-10-16 | 东莞市力添五金机电有限公司 | A kind of band tooth fastening hex nut |
| CN208236870U (en) * | 2018-04-28 | 2018-12-14 | 厦门新沪厦五金工贸有限公司 | Kep nut |
| CN108825631A (en) * | 2018-09-20 | 2018-11-16 | 海盐县华昇汽车配件有限公司 | A kind of locking nut |
| CN210290451U (en) * | 2019-06-25 | 2020-04-10 | 苏州中新精密工业有限公司 | Durable nut structure |
| CN210599810U (en) * | 2019-09-06 | 2020-05-22 | 浙江瑞利紧固件有限公司 | Flange face locking nut |
| CN212615832U (en) * | 2020-07-10 | 2021-02-26 | 嘉兴远信五金科技股份有限公司 | Toothed fastening hexagon nut |
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