CN205908607U - High accuracy cold -heading riveting nut - Google Patents
High accuracy cold -heading riveting nut Download PDFInfo
- Publication number
- CN205908607U CN205908607U CN201620633070.5U CN201620633070U CN205908607U CN 205908607 U CN205908607 U CN 205908607U CN 201620633070 U CN201620633070 U CN 201620633070U CN 205908607 U CN205908607 U CN 205908607U
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- riveting
- high accuracy
- nut
- heading
- nut body
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Abstract
The utility model relates to a hardware component technical field, concretely relates to high accuracy cold -heading riveting nut, the utility model discloses a: the nut body is equipped with upper shed end and under shed end respectively on the upper and lower terminal surface of nut body, and the upper and lower open end formation hollow cavity that is linked together, be equipped with the screw thread on the inner wall of cavity, the up end outside of nut body is equipped with riveting flange face, the up end of riveting flange face is the plane of orientation, fit with a contraceptive ring and be equipped with the riveting into the portion of downward bulge in the border of the lower terminal surface of riveting flange face, the utility model discloses its structure is very simple, does not have the riveting clearance after the installation between its and the machined part, rivets respond wellly, and manufacturing cost is lower, does benefit to the popularization on market, has wide application prospect.
Description
Technical field
This utility model is related to hardware technical field and in particular to a kind of high accuracy cold-heading riveting nut.
Background technology
In mobile communication equipment, partially-tuned part is generally connected on radio-frequency structure part by helicitic texture.In order to
Reach good connection effect, need the very high helicitic texture of precision is produced on radio-frequency devices.In the prior art, commonly use
Manufacturing process be first to manufacture high-precision nut, then by riveting process, nut is fastened on cover plate.Due to mobile logical
The high accuracy of news equipment and the requirement of high stability, its riveting nut generally will have very high dimensional accuracy, and wants and cover plate
Can combine very well and there is not riveting gap.In order to reach good riveting effect, its structure of existing nut is all very multiple
Miscellaneous so that its production cost is higher.
In order to reach good riveting effect, this kind of nut would generally process riveting groove, so that in riveting process
Improve the phenomenon of loose contact.Due to riveting the presence of groove, riveting nut general structure is more complicated, can only pass through turnery processing
Manufacture.The deficiency that working (machining) efficiency is low, utilization rate of raw materials is low and conforming product rate is low, shadow is there is during turnery processing riveting nut
Ring the use of riveting nut.Various problems present in Tutrning Process can be avoided using cold-heading processing, but, nut
Groove structure present on body substantially increases the difficulty of cold heading technique process.For this reason, exploitation one kind has good riveting effect
The high accuracy riveting nut structure of fruit, demand is very urgent.
Content of the invention
For overcoming drawbacks described above, the purpose of this utility model is to provide a kind of high accuracy cold-heading riveting nut.
The purpose of this utility model is achieved through the following technical solutions:
This utility model is a kind of high accuracy cold-heading riveting nut, comprising: nut body, the upper and lower end of institute's nut body
Upper open end and lower open end be respectively equipped with face, and upper and lower opening end is connected and forms the cavity of a hollow, described cavity
Inwall is provided with screw thread, is provided with rivet flange face, the upper surface in described rivet flange face outside the upper surface of described nut body
For positioning plane, the edge of lower surface in described rivet flange face is equipped with downwardly projecting riveting and enters portion.
Further, the lower surface in described rivet flange face is additionally provided with chocking construction, described chocking construction ring sets to enter with riveting
Between the lateral surface of portion and described nut body.
Further, described chocking construction is raised or recessed on the lower surface in rivet flange face.
Further, described chocking construction is made up of for jagged scotch multiple level cross-sectionns.
Further, described chocking construction is made up of the scotch that multiple level cross-sectionns are waveform shape.
Further, described riveting enters the inner side in portion and is provided with curved-surface structure, and the center of surface of this curved-surface structure point to nut this
Body.
Further, the positioning plane in described rivet flange face and the upper surface of described nut body flush.
Further, the structure that described nut body is formed in one with rivet flange face.
Further, described nut body and rivet flange face are by copper or ferrum or its alloy composition.
Its structure very simple of this utility model, there is not riveting gap, riveting effect in it after mounting and workpiece between
Fruit is good, and production cost is relatively low, beneficial to popularization commercially, has broad application prospects.
Brief description
For ease of explanation, this utility model is described in detail by following preferred embodiments and accompanying drawing.
Fig. 1 is cross-sectional view of the present utility model；
Fig. 2 is present invention looks up structural representation of the present utility model.
Specific embodiment
In order that the purpose of this utility model, technical scheme and advantage become more apparent, below in conjunction with accompanying drawing and enforcement
Example, further describes to this utility model.It should be appreciated that specific embodiment described herein is only in order to explain this reality
With new, it is not used to limit this utility model.
Refer to Fig. 1 to Fig. 2, high accuracy cold-heading riveting nut of the present utility model, comprising: nut body 1, institute's nut is originally
Upper open end and lower open end be respectively equipped with the upper and lower end face of body 1, and upper and lower opening end is connected and forms the chamber of a hollow
Body 10, the inwall of described cavity 10 is provided with screw thread 11, is provided with rivet flange face 2, institute outside the upper surface of described nut body 1
The upper surface stating rivet flange face 2 is positioning plane 21, the edge of lower surface in described rivet flange face 2 is equipped with convex downwards
The riveting going out enters portion 22.High accuracy cold-heading riveting nut of the present utility model has the features such as facilitate riveting and riveting effect good, energy
The problem that effectively solving riveting nut runs in production and riveting process, has broad application prospects.
Further, the lower surface in described rivet flange face 2 is additionally provided with chocking construction, described chocking construction ring sets to enter with riveting
Between the lateral surface of portion 22 and described nut body 1.
Further, described chocking construction is raised or recessed on the lower surface in rivet flange face 2.Because this utility model sets
Put raised or recessed chocking construction, which limit the rotation of riveting back nut, had the characteristics that riveting effect is good.
Further, described chocking construction is made up of for jagged scotch multiple level cross-sectionns.
Further, described chocking construction is made up of the scotch that multiple level cross-sectionns are waveform shape.
Further, described riveting enters the inner side in portion 22 and is provided with curved-surface structure, and the center of surface of this curved-surface structure points to nut
Body 1.The curved-surface structure that described riveting enters portion 22 indent ensure that the metal on riveting panel can be pressed to spiral shell in riveting by nut
Maternal body 1 is so that riveting nut and riveting panel are combined closely.
Further, the positioning plane 21 in described rivet flange face and the upper surface of described nut body 1 flush.
Further, the structure that described nut body 1 is formed in one with rivet flange face 2.
Further, described nut body 1 and rivet flange face 2 are by copper or ferrum or its alloy composition.
High accuracy cold-heading riveting nut of the present utility model, it manufactures and as follows using process:
(1) according to size and the volume of nut, cut volume identical blank；
(2) blank passing through on cold headers multistep jumping-up, punching and flange face molding procedure cold-heading molding is idiosome；
(3) base substrate after cold-heading is produced female thread 11 through tapping technique inside nut body 1；
(4) riveting nut after molding is carried out obtaining riveting spiral shell after deburring, polishing, passivation and plating ceroplastic are processed
Female；
(5) will there is one end of chocking construction in rivet flange face 2 in riveting nut towards riveting panel, be loaded in pre-
On the riveting panel of drilling, 1.01 ~ 1.1 times of a diameter of nut external diameter of pre-manufactured hole on riveting panel；
(6) in the smooth locating surface applying power of riveting nut, nut is pressed in riveting panel, forces riveting panel
On metal flow and combine closely with nut body 1.
The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model, all this
Any modification, equivalent and improvement made within the spirit of utility model and principle etc., should be included in this utility model
Protection domain within.
Claims (9)
1. a kind of high accuracy cold-heading riveting nut is it is characterised in that include: nut body, the upper and lower end face of described nut body
On be respectively equipped with upper open end and lower open end, and upper and lower opening end is connected and forms the cavity of a hollow, described cavity interior
Wall is provided with screw thread, is provided with rivet flange face outside the upper surface of described nut body, and the upper surface in described rivet flange face is
Positioning plane, the edge of lower surface in described rivet flange face is equipped with downwardly projecting riveting and enters portion.
2. high accuracy cold-heading riveting nut according to claim 1 is it is characterised in that the lower surface in described rivet flange face
On be additionally provided with chocking construction, described chocking construction is located on riveting and enters between portion and the lateral surface of described nut body.
3. high accuracy cold-heading riveting nut according to claim 2 is it is characterised in that described chocking construction is in rivet flange
Raised or recessed on the lower surface in face.
4. high accuracy cold-heading riveting nut according to claim 3 is it is characterised in that described chocking construction is by multiple levels
Cross section is jagged scotch composition.
5. high accuracy cold-heading riveting nut according to claim 3 is it is characterised in that described chocking construction is by multiple levels
Cross section is the scotch composition of waveform shape.
6. the high accuracy cold-heading riveting nut according to claim 4 or 5 is it is characterised in that the inner side that described riveting enters portion sets
There is curved-surface structure, and the center of surface of this curved-surface structure points to nut body.
7. high accuracy cold-heading riveting nut according to claim 6 is it is characterised in that the positioning in described rivet flange face is put down
Face is flushed with the upper surface of described nut body.
8. high accuracy cold-heading riveting nut according to claim 7 is it is characterised in that described nut body and rivet flange
The structure that face is formed in one.
9. high accuracy cold-heading riveting nut according to claim 8 is it is characterised in that described nut body and rivet flange
Face is by copper or ferrum or its alloy composition.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620633070.5U CN205908607U (en) | 2016-06-24 | 2016-06-24 | High accuracy cold -heading riveting nut |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620633070.5U CN205908607U (en) | 2016-06-24 | 2016-06-24 | High accuracy cold -heading riveting nut |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205908607U true CN205908607U (en) | 2017-01-25 |
Family
ID=57813454
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620633070.5U Active CN205908607U (en) | 2016-06-24 | 2016-06-24 | High accuracy cold -heading riveting nut |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205908607U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110067801A (en) * | 2019-04-26 | 2019-07-30 | 嘉兴海缙五金科技有限公司 | A kind of welding hexagonal flange nut of good leak tightness |
-
2016
- 2016-06-24 CN CN201620633070.5U patent/CN205908607U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110067801A (en) * | 2019-04-26 | 2019-07-30 | 嘉兴海缙五金科技有限公司 | A kind of welding hexagonal flange nut of good leak tightness |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |