CN203051428U - Connecting structure of riveting nut and plate - Google Patents
Connecting structure of riveting nut and plate Download PDFInfo
- Publication number
- CN203051428U CN203051428U CN 201220750505 CN201220750505U CN203051428U CN 203051428 U CN203051428 U CN 203051428U CN 201220750505 CN201220750505 CN 201220750505 CN 201220750505 U CN201220750505 U CN 201220750505U CN 203051428 U CN203051428 U CN 203051428U
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- China
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- plate
- nut
- riveting nut
- spline
- riveting
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- 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.)
- Expired - Lifetime
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Abstract
The utility model belongs to the technical field of mechanical connecting pieces, and relates to a connecting structure of a riveting nut and a plate. The riveting nut which is provided with internal threads comprises a nut cap head of an integral structure and a riveting part. The riveting part is sequentially provided with a first step and a second step which are formed by being necked down from the root portion of the nut cap head to the outside. A spline is arranged on the outer cylindrical face, close to one side of the nut cap head, of the first step. An annular embedded groove is arranged in the outer cylindrical face on the inner side of the second step. The riveting part is clamped in a through hole or a blind hole of the plate to be in interference fit. The connecting structure of the riveting nut and the plate has the advantages that the concentricity of connecting of the connecting structure and the plate is good, various mechanical and chemical properties in the connecting process are not changed, connecting is firm, and the connecting structure of the riveting nut and the plate is applied to connection of various heavy loads such as aviation, railways and vehicles.
Description
Technical field
The utility model belongs to the mechanical fastener technical field, refers in particular to the linkage structure of a kind of riveting nut and plate.
Background technique
Used set screw nut mostly is to weld or the electric welding mode connects on the existing automotive seat sheet metal part, therefore causes the decentraction of nut and carrier member easily; The nut deflection; Nut is punctured by electric current, and screw thread goes to pot; Nut has increased cost because the thread-rolling screw tooth that is heated meets with into a large amount of hard wastes, does over again, scraps apart from being changed to wait therefore, has caused the waste of resource and the waste in man-hour, and production capacity and efficient are also so be obstructed.
Therefore common self-clinching nut is confined on static load and the underloading, and performance index such as every intensity are on the low side, can not adapt to the heavy load of automotive seat connection part, the needs of alternate load occasion.
Summary of the invention
The purpose of this utility model provide a kind of with nut be connected on the sheet metal part, the various stable mechanical performance of nut, the riveting nut of accurate positioning and the linkage structure of plate.
The purpose of this utility model is achieved in that
The linkage structure of riveting nut and plate, comprise riveting nut and plate, the riveting nut that is provided with internal thread comprises nut cap head and the caulking part of integral structure, described caulking part outwards is disposed with first step and the second step that necking down forms by the root of nut cap head, the external cylindrical surface of the first step of the close first side of nut cap is provided with spline, the external cylindrical surface of second step inboard is provided with the embedded groove of annular, described caulking part is connected in the through hole or blind hole that arranges on the plate, the first step of plate and riveting nut, spline and embedded groove interference fit.
The external diameter of above-mentioned nut cap head is greater than the external diameter of spline, and the external diameter of spline is greater than the external diameter of second step, and the internal diameter of spline is more than or equal to the external diameter of first step, and the external diameter of spline is greater than the through hole of plate or the internal diameter of blind hole.
The profile of tooth of above-mentioned spline is triangle or trapezoidal.
Above-mentioned embedded groove is vee gutter or rectangle groove.
The outside diameter of above-mentioned vee gutter is big, inside diameter is little.
Above-mentioned riveting nut is made with metallic material.
The utility model outstanding and beneficial technical effects compared to existing technology is:
1, the plastic deformation of the utility model backup plate spare self embeds in the embedded groove of riveting nut, is difficult to extract easily and rotate, and has improved the stability of nut after embedding plate.
2, fully by external force effect physics extruding, various machineries and chemical property are constant in the connection procedure of plate for the utility model, have adapted to the needs of weight load, alternate load occasion, and be pollution-free, low energy consumption, efficient height.
3, the utility model is convenient to being connected of riveting nut and other link.
4, the utility model is widely used in the connection of all kinds of heavy loads such as aviation, railway, vehicle.
Description of drawings
Fig. 1 is the partial sectional view of riveting nut of the present utility model.
Fig. 2 is the right elevation of Fig. 1.
Fig. 3 is the partial sectional view of plate of the present utility model.
Fig. 4 is the schematic representation after connecting means of the present utility model finishes step (3).
Fig. 5 uses sectional view of the present utility model.
Embodiment
The utility model is further described with specific embodiment below in conjunction with accompanying drawing, referring to Fig. 1-5:
The linkage structure of riveting nut and plate, comprise riveting nut 10 and plate 20, the riveting nut 10 that is provided with internal thread comprises nut cap head 16 and the caulking part 17 of integral structure, described caulking part 17 outwards is disposed with first step 11 and the second step 14 that necking down forms by the root of nut cap head 16, the external cylindrical surface of the first step 11 of close nut cap head 16 1 sides is provided with spline 12, the external cylindrical surface of second step 14 inboards is provided with the embedded groove 13 of annular, described caulking part 17 is connected in the through hole 21 or blind hole that arranges on the plate 20, plate 20 and first step 11, spline 12 and embedded groove 13 interference fit.
The D outer diameter 1 of above-mentioned nut cap head 16 is greater than the D outer diameter 2 of spline 12, the D outer diameter 2 of spline 12 is greater than the D outer diameter 4 of second step 14, the internal diameter of spline 12 is more than or equal to the D outer diameter 3 of first step 11, and the D outer diameter 3 of spline 12 is greater than the through hole 21 of plate or the internal diameter of blind hole.
The profile of tooth of above-mentioned spline 12 is triangle, certainly, also can be trapezoidal.
Above-mentioned embedded groove 13 is that vee gutter is certain, also can be rectangle groove.
The outside diameter of above-mentioned vee gutter is big, inside diameter is little.
Above-mentioned riveting nut 10 usefulness metallic material are made.
Connecting means of the present utility model comprises the steps:
(1) makes through hole 21 or blind hole on described riveting nut 10 and the plate 20, make second step 14 Spielpassung of internal diameter and the riveting nut 10 of through hole 21 or blind hole;
(2) plate 20 is placed on the dedicated 39 of punch press 30, the second step 14 of riveting nut 10 is penetrated in the through hole 21 or blind hole of plate 20, and the nut cap head 16 that makes riveting nut 10 up;
(3) with 31 centering of infrared rays centring means: start infrared rays centring means 31, the mid point of adjusting the nut cap head 16 of riveting nut 10 aligns the central point of the reticle of the infrared rays 32 that infrared rays centring means 31 sends, the dead in line of the drift 36 of the central point of infrared rays 32 and punch press 30;
(4) start punch press 30, punch press 30 drive drifts 36 are pressed into first step 11, the spline 12 of riveting nut 10 in the through hole 21 or blind hole that is pressed into plate 20 by force, the through hole 21 of while plate 20 or the first step 11 that blind hole has more riveting nut 10 and the part deformable material of spline 12 flow in the embedded groove 13, make plate 10 and first step 11, spline 12 and the embedded groove 13 of nut 20 form interference fit.
Above-mentioned step (2) also can be such: the second step 14 with riveting nut 10 inserts in the through hole 21 or blind hole of plate 20 earlier, the plate 20 that will insert riveting nut 10 again is placed on the dedicated 39 of punch press 30, and the nut cap head 16 that makes riveting nut 10 up.
The concrete structure of above-mentioned punch press 30 is: unsettled setting is by gas 34 on frame 3, the piston rod 35 of cylinder 34 stretches out downwards and described drift 36 is installed in its end, the downside of drift 36 is provided with worktable 39, described cylinder 34 is by the source of the gas air feed, by its work of electromagnetic valve, the pressure of described punch press 30 is namely less than the rock deformation pressure of riveting nut 10, again in the through hole 21 or blind hole that first step 11 and spline 12 parts of riveting nut 10 can be pressed into plate 20.
Above-mentioned worktable 39 is provided with plate anchor clamps 37, and plate anchor clamps 37 utilize clamping bolt to clamp plate 20.
Above-described embodiment is preferred embodiment of the present utility model only, is not to limit protection domain of the present utility model according to this, so: all equivalences of doing according to structure of the present utility model, shape, principle change, and all should be covered by within the protection domain of the present utility model.
Claims (6)
1. the linkage structure of riveting nut and plate, comprise riveting nut and plate, it is characterized in that: the riveting nut that is provided with internal thread comprises nut cap head and the caulking part of integral structure, described caulking part outwards is disposed with first step and the second step that necking down forms by the root of nut cap head, the external cylindrical surface of the first step of the close first side of nut cap is provided with spline, the external cylindrical surface of second step inboard is provided with the embedded groove of annular, described caulking part is connected in the through hole or blind hole that arranges on the plate, the first step of plate and riveting nut, spline and embedded groove interference fit.
2. the linkage structure of riveting nut according to claim 1 and plate, it is characterized in that: the external diameter of described nut cap head is greater than the external diameter of spline, the external diameter of spline is greater than the external diameter of second step, the internal diameter of spline is more than or equal to the external diameter of first step, and the external diameter of spline is greater than the through hole of plate or the internal diameter of blind hole.
3. the linkage structure of riveting nut according to claim 1 and plate, it is characterized in that: the profile of tooth of described spline is triangle or trapezoidal.
4. the linkage structure of riveting nut according to claim 1 and plate, it is characterized in that: described embedded groove is vee gutter or rectangle groove.
5. the linkage structure of riveting nut according to claim 4 and plate, it is characterized in that: the outside diameter of described vee gutter is big, inside diameter is little.
6. the linkage structure of riveting nut according to claim 1 and plate, it is characterized in that: described riveting nut is made with metallic material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220750505 CN203051428U (en) | 2012-12-31 | 2012-12-31 | Connecting structure of riveting nut and plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220750505 CN203051428U (en) | 2012-12-31 | 2012-12-31 | Connecting structure of riveting nut and plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203051428U true CN203051428U (en) | 2013-07-10 |
Family
ID=48734386
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220750505 Expired - Lifetime CN203051428U (en) | 2012-12-31 | 2012-12-31 | Connecting structure of riveting nut and plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203051428U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103016494A (en) * | 2012-12-31 | 2013-04-03 | 浙江天成自控股份有限公司 | Connecting structure and connecting method for rivet nut and plate |
| CN103560339A (en) * | 2013-11-12 | 2014-02-05 | 江苏威腾母线有限公司 | Connection device of high-voltage resin busbar joint |
| CN103742506A (en) * | 2014-01-17 | 2014-04-23 | 青岛海信电器股份有限公司 | Riveting nut stud, display device and support beam and support of display device |
| CN103742505A (en) * | 2013-12-11 | 2014-04-23 | 京信通信技术(广州)有限公司 | Pressuring riveting and rising riveting integrated nut and combination and riveting technology thereof |
| CN112490719A (en) * | 2019-09-11 | 2021-03-12 | 株洲中车时代电气股份有限公司 | Copper column |
-
2012
- 2012-12-31 CN CN 201220750505 patent/CN203051428U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103016494A (en) * | 2012-12-31 | 2013-04-03 | 浙江天成自控股份有限公司 | Connecting structure and connecting method for rivet nut and plate |
| CN103560339A (en) * | 2013-11-12 | 2014-02-05 | 江苏威腾母线有限公司 | Connection device of high-voltage resin busbar joint |
| CN103742505A (en) * | 2013-12-11 | 2014-04-23 | 京信通信技术(广州)有限公司 | Pressuring riveting and rising riveting integrated nut and combination and riveting technology thereof |
| CN103742506A (en) * | 2014-01-17 | 2014-04-23 | 青岛海信电器股份有限公司 | Riveting nut stud, display device and support beam and support of display device |
| CN103742506B (en) * | 2014-01-17 | 2016-05-18 | 青岛海信电器股份有限公司 | Brace summer, support member and the display unit of display unit |
| CN112490719A (en) * | 2019-09-11 | 2021-03-12 | 株洲中车时代电气股份有限公司 | Copper column |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130710 |