CN211009497U - Pressure riveting bolt - Google Patents
Pressure riveting bolt Download PDFInfo
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- CN211009497U CN211009497U CN201921537219.XU CN201921537219U CN211009497U CN 211009497 U CN211009497 U CN 211009497U CN 201921537219 U CN201921537219 U CN 201921537219U CN 211009497 U CN211009497 U CN 211009497U
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Abstract
The utility model provides a rivet pressing bolt contains screw rod, flange and nut, wherein: the screw, the flange and the nut are coaxially arranged; the nut is arranged on the upper side surface of the flange; the downside of flange is provided with and sinks the cave, and the screw rod setting is in sink the middle part in cave, the side of screw rod is provided with the bulge loop. The utility model is provided with a convex ring which is lower than the flange plane, and the die enables the metal plate to be in interference fit with the convex ring, thereby playing the role of preventing the bolt from falling off from the metal plate; the utility model is provided with a flower-shaped sinking hole, the deformed part of the sheet metal material combined with the press-riveting nut is accumulated in the sinking hole, and the deformed part of the sheet metal material is contacted with the special-shaped sinking hole to prevent the bolt from rotating; the utility model is suitable for the connection of various materials and is not influenced by the traditional process; the utility model has low manufacturing cost, few process influence factors and high stability; the utility model discloses be fit for using in sheet metal and high strength steel sheet.
Description
Technical Field
The utility model relates to a fastener field specifically, relates to a rivet pressing bolt.
Background
The pressure riveting bolt is also called a pressure riveting screw and a pressure riveting screw. Is a fastener for riveting and a standard part. The pressure riveting bolt is generally used for products in the metal plate industry of automobile bodies, hardware stamping or copper-aluminum plastic and other materials, and the threaded end of the pressure riveting bolt is required to be pressed into a product material base body in a stamping or other extrusion mode when the pressure riveting bolt is used and installed. The pressure riveting bolt is pressed and riveted on the dissimilar material, the thin metal plate and the high-strength steel plate, and then the bolt can be stably fixed on the metal plate. Along with new energy and light weight of automobiles, the riveting bolt can be more widely applied to connection of dissimilar materials.
However, the existing riveting bolt still has the defects of high manufacturing cost, low connection strength with a metal plate and the like.
The utility model discloses an application number is 201721910856.8's utility model patent discloses a nut is riveted to pressure, including pressing rivet nut body 1, be equipped with on pressing rivet nut body 1 and warp compact structure 2 and location tooth 3, still be equipped with flange face 4, recess 5 and sealing member 6 on pressing rivet nut body 1, sealing member 6 sets up in recess 5. The groove 5 not only can play a role in positioning the sealing element 6, but also can prevent the sealing element 6 from being pressed excessively to influence the structural performance of the sealing element 6, so that the sealing element cannot play a role in sealing. Recess 5 sets up on flange face 4, and flange face 4 is the plane, sets up flange face 4 into planar structure, and when the pressure rivet nut body 1 was by the press punching press, flange face 4 can with the surface contact of work piece 7, and flange face 4 will play spacing effect this moment, and flange face 4 and the surface contact of work piece 7 have just prevented the excessive deformation of sealing member 6, according to the structural performance of sealing member 6, can play sealed effect through elastic deformation. The above patent does not achieve locking of the sheet material.
SUMMERY OF THE UTILITY MODEL
To the defect among the prior art, the utility model aims at providing a bolt is riveted to pressure.
According to the utility model provides a pair of rivet pressing bolt contains screw rod, flange and nut, wherein:
the screw, the flange and the nut are coaxially arranged;
the nut is arranged on the upper side surface of the flange;
the downside of flange is provided with and sinks the cave, and the screw rod setting is in sink the middle part in cave, the side of screw rod is provided with the bulge loop.
Preferably, the nut is a hexagonal nut.
Preferably, the outer diameter of the nut is smaller than the outer diameter of the flange.
Preferably, the outer diameter of the male ring is smaller than the inner diameter of the female hole.
Preferably, the raised ring is disposed within the pocket, with a groove formed between the raised ring and the bottom of the pocket.
Preferably, the sinking points are flower-shaped sinking points.
Preferably, the screw, the flange and the nut are integrally arranged.
Preferably, the outer diameter of the screw is smaller than the outer diameter of the flange.
Preferably, the outer diameter of the screw is smaller than the outer diameter of the nut.
The utility model provides a rivet pressing bolt contains screw rod, flange and nut, wherein:
the screw, the flange and the nut are coaxially and integrally arranged;
the nut is arranged on the upper side surface of the flange;
a flower-shaped sinking hole is formed in the lower side surface of the flange, a screw is arranged in the middle of the flower-shaped sinking hole, and a convex ring is arranged on the side surface of the screw; the nut is a hexagon nut;
the outer diameter of the nut is smaller than that of the flange; the outer diameter of the screw is smaller than that of the flange; the outer diameter of the screw is smaller than that of the nut;
the convex ring is arranged in the flower-shaped sinking hole, the outer diameter of the convex ring is smaller than the inner diameter of the flower-shaped sinking hole, and a groove is formed between the convex ring and the bottom of the flower-shaped sinking hole.
Compared with the prior art, the utility model discloses following beneficial effect has:
1. the utility model is provided with a convex ring which is lower than the flange plane, and the die enables the metal plate to be in interference fit with the convex ring, thereby playing the role of preventing the bolt from falling off from the metal plate;
2. the utility model is provided with a flower-shaped sinking hole, the deformed part of the sheet metal material combined with the press-riveting nut is accumulated in the sinking hole, and the deformed part of the sheet metal material is contacted with the special-shaped sinking hole to prevent the bolt from rotating;
3. the utility model is suitable for the connection of various materials and is not influenced by the traditional process;
4. the utility model has low manufacturing cost, few process influence factors and high stability;
5. the utility model discloses be fit for using in sheet metal and high strength steel sheet.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
fig. 1 is a first structural diagram of a clinch bolt of the present invention;
fig. 2 is a second structural view of the clinch bolt of the present invention;
fig. 3 is an application schematic diagram of the press-riveting bolt of the present invention.
The figures show that:
pressure riveting bolt 11
Screw 101
Convex ring 102
Flower shaped sinking point 104
Groove 105
Pressure riveting support surface 108
Detailed Description
The present invention will be described in detail with reference to the following embodiments. The following examples will assist those skilled in the art in further understanding the present invention, but are not intended to limit the invention in any way. It should be noted that various changes and modifications can be made by one skilled in the art without departing from the spirit of the invention. These all belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
As shown in fig. 1 and fig. 2, the pressure-riveting bolt 11 according to the present invention comprises a screw 101, a flange 106 and a nut 107, wherein: the screw 101, the flange 106 and the nut 107 are coaxially and integrally arranged; the nut 107 is provided on the upper side of the flange 106; a flower-shaped sinking hole 104 is formed in the lower side face of the flange 106, the screw 101 is arranged in the middle of the flower-shaped sinking hole 104, and a convex ring 102 is arranged on the side face of the screw 101; the nut 107 is a hexagonal nut 107; the outer diameter of the nut 107 is smaller than the outer diameter of the flange 106; the outer diameter of the screw 101 is smaller than that of the flange 106; the outer diameter of the screw 101 is smaller than that of the nut 107; the convex ring 102 is arranged in the flower-shaped sunken hole 104, the outer diameter of the convex ring 102 is smaller than the inner diameter of the flower-shaped sunken hole 104, the convex ring 102 is lower than the plane of the flange 106, and the mold enables the sheet metal to be in interference fit with the convex ring 102 to prevent the bolt from falling off from the sheet metal. A groove 105 is formed between the collar 102 and the bottom of the flower-shaped depression 104.
As shown in fig. 3, the clinch bolt 11 functions on the sheet material by the cooperation of the upper die and the lower die. The upper die is a moving die, is sleeved on the nut 107 and can drive the nut 107 to rotate. The lower die is a fixed die and plays a supporting role. During the rotation process, the plate is extruded into the flower-shaped sunken hole 104, so that the deformed part of the plate material combined with the press rivet nut 107 can be accumulated in the flower-shaped sunken hole 104, and the flower-shaped sunken hole plays a role in preventing the bolt from rotating. The flange 106 has a larger outer diameter, so that the contact between the flange 106 and a metal plate can be increased, the contact area is increased, and the overall strength is improved.
The foregoing description of the specific embodiments of the invention has been presented. It is to be understood that the present invention is not limited to the specific embodiments described above, and that various changes and modifications may be made by those skilled in the art within the scope of the appended claims without departing from the spirit of the invention. The embodiments and features of the embodiments of the present application may be combined with each other arbitrarily without conflict.
Claims (10)
1. The utility model provides a rivet pressing bolt which characterized in that contains screw rod, flange and nut, wherein:
the screw, the flange and the nut are coaxially arranged;
the nut is arranged on the upper side surface of the flange;
the downside of flange is provided with and sinks the cave, and the screw rod setting is in sink the middle part in cave, the side of screw rod is provided with the bulge loop.
2. The clinch bolt of claim 1, wherein the nut is a hex nut.
3. The clinch bolt of claim 1, wherein the nut has an outer diameter less than an outer diameter of the flange.
4. The clinch bolt of claim 1, wherein an outer diameter of the collar is less than an inner diameter of the pocket.
5. The clinch bolt of claim 1, wherein the collar is disposed within the pocket, and a groove is formed between the collar and a bottom of the pocket.
6. The clinch bolt of claim 1, wherein the counter cavity is a flower shaped counter cavity.
7. The clinch bolt of claim 1, wherein the screw, flange and nut are integrally provided.
8. The clinch bolt of claim 1, wherein the outer diameter of the shank is less than the outer diameter of the flange.
9. The clinch bolt of claim 1, wherein the outer diameter of the screw is less than the outer diameter of the nut.
10. The utility model provides a rivet pressing bolt which characterized in that contains screw rod, flange and nut, wherein:
the screw, the flange and the nut are coaxially and integrally arranged;
the nut is arranged on the upper side surface of the flange;
a flower-shaped sinking hole is formed in the lower side surface of the flange, a screw is arranged in the middle of the flower-shaped sinking hole, and a convex ring is arranged on the side surface of the screw; the nut is a hexagon nut;
the outer diameter of the nut is smaller than that of the flange; the outer diameter of the screw is smaller than that of the flange; the outer diameter of the screw is smaller than that of the nut;
the convex ring is arranged in the flower-shaped sinking hole, the outer diameter of the convex ring is smaller than the inner diameter of the flower-shaped sinking hole, and a groove is formed between the convex ring and the bottom of the flower-shaped sinking hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921537219.XU CN211009497U (en) | 2019-09-17 | 2019-09-17 | Pressure riveting bolt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921537219.XU CN211009497U (en) | 2019-09-17 | 2019-09-17 | Pressure riveting bolt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211009497U true CN211009497U (en) | 2020-07-14 |
Family
ID=71467570
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921537219.XU Active CN211009497U (en) | 2019-09-17 | 2019-09-17 | Pressure riveting bolt |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211009497U (en) |
-
2019
- 2019-09-17 CN CN201921537219.XU patent/CN211009497U/en active Active
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