CN217415880U - Riveting formula pull rod assembly - Google Patents
Riveting formula pull rod assembly Download PDFInfo
- Publication number
- CN217415880U CN217415880U CN202120792156.3U CN202120792156U CN217415880U CN 217415880 U CN217415880 U CN 217415880U CN 202120792156 U CN202120792156 U CN 202120792156U CN 217415880 U CN217415880 U CN 217415880U
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- riveting
- pull rod
- assembly
- connecting rod
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- Presses And Accessory Devices Thereof (AREA)
Abstract
The utility model discloses a riveting formula pull rod assembly and riveting device thereof, riveting formula pull rod assembly include bulb assembly and pull rod, and the ball seat and the connecting rod integrated cutting shaping of bulb assembly have seted up a plurality of concave groove on the riveting section of connecting rod axial equidistance, and the riveting section cartridge of connecting rod is in the pipe orifice of pull rod and connect through the concave groove riveting. The riveting device of the riveting type pull rod assembly comprises a press machine, a die and a ball head assembly positioning tool, wherein the die comprises an upper die plate, a lower die plate and a core die insert block. The connection between the ball head assembly and the pull rod of the utility model adopts a riveting structure, which firstly has high connection strength compared with a thread mode, is beneficial to improving the driving safety, secondly does not need to process internal and external threads, simplifies the process and has high production efficiency; this neotype riveting device adopts press and mould cooperation mode to carry out the riveting assembly, and the convex tooth that the mandrel was inserted makes the concave groove riveting of pull rod body and connecting rod, rivets effectually, and assembly efficiency is high.
Description
Technical Field
The utility model relates to a riveting formula pull rod assembly belongs to machinery.
Background
The automobile steering pull rod assembly mainly comprises a ball head assembly and a pull rod, wherein in the prior art, the assembly structure of the ball head assembly and the pull rod is in threaded connection, namely, an external thread is arranged on a connecting rod of the ball head assembly, an internal thread is arranged in an end pipe of the pull rod, and then the assembly structure is assembled in a spiral mode. Firstly, the strength of the threaded connection structure is low, and the loosening of the thread of the pull rod assembly is easy to happen when the vehicle body is obviously twisted due to accidents or other reasons, so that the operation is unstable. Secondly, the threaded connection structure needs to be respectively processed with internal and external threads, and especially the processing of the internal threads of the pull rod pipe body is relatively complex, the production efficiency is low, and the production cost is high.
SUMMERY OF THE UTILITY MODEL
Not enough to the aforesaid, the utility model provides a riveting formula pull rod assembly, the utility model discloses the technical scheme who adopts does:
the utility model provides a riveting formula pull rod assembly, its includes bulb assembly and pull rod, the ball seat and the integrative cutting shaping of connecting rod of bulb assembly, the one end that the connecting rod is close to the ball seat is the positioning section that diameter and pull rod external diameter are unanimous, the one end that the ball seat was kept away from to the connecting rod is the riveting section that the diameter is unanimous with the tube hole internal diameter of pull rod, and axial equidistance has seted up a plurality of concave groove on the riveting section, the riveting section cartridge of connecting rod is in the tube hole of pull rod and is connected through concave groove riveting.
Furthermore, the concave ring groove at the leftmost side of the riveting section and the left end head of the riveting section as well as the concave ring groove at the rightmost side of the riveting section and the right end head of the riveting section have certain distances.
Above-mentioned riveting device of riveting formula pull rod assembly, it includes the press, installs mould and bulb assembly location frock on the press, the mould includes cope match-plate pattern and lower bolster, all inlays on cope match-plate pattern and the lower bolster and has semi-annular mandrel to insert, is equipped with the convex tooth corresponding with the concave groove on the mandrel inserts.
Further, the ball head assembly positioning tool is a positioning baffle or a profiling positioning tool.
The utility model has the advantages that: the connection of the ball head assembly and the pull rod of the utility model adopts a riveting structure, firstly, compared with a thread mode, the connection strength is high, thereby being beneficial to improving the driving safety, secondly, the processing of internal and external threads is not needed, the process is simplified, and the production efficiency is high; this neotype riveting device adopts press and mould cooperation mode to carry out the riveting assembly, and the convex tooth that the mandrel was inserted makes the concave groove riveting of pull rod body and connecting rod, and the riveting is effectual, and assembly efficiency is high.
Drawings
FIG. 1 is a schematic view of a rivet-press type tie rod assembly;
FIG. 2 is a schematic structural view of a riveting type tie rod assembly before assembly;
FIG. 3 is a schematic structural view of a riveting device of a riveting type pull rod assembly;
fig. 4 is a schematic view of the mold structure.
Detailed Description
The present invention will be further described with reference to the drawings and examples.
Example (b):
as shown in fig. 1-4, a riveting formula pull rod assembly, it includes bulb assembly 1 and pull rod 2, ball seat 11 and connecting rod 12 integrated cutting shaping of bulb assembly 1, the one end that connecting rod 12 is close to ball seat 11 is the positioning section that the diameter is unanimous with 2 external diameters of pull rod, the one end that connecting rod 12 kept away from the ball seat is the riveting section that the diameter is unanimous with the tube bore internal diameter of pull rod 2, and axial equidistance has seted up a plurality of concave ring groove 3 on the riveting section, the riveting section cartridge of connecting rod 12 is in the tube bore of pull rod 2 and is connected through concave ring groove 3 riveting.
Further, the most left side concave ring groove 3 on the riveting section and the left end head of the riveting section as well as the most right side concave ring groove 3 and the right end head of the riveting section have certain distances.
Above-mentioned riveting device of riveting formula pull rod assembly, it includes press 4, installs mould 5 and bulb assembly location frock 6 on press 4, mould 5 includes cope match-plate pattern 51 and lower bolster 52, all inlays on cope match-plate pattern 51 and the lower bolster 52 and has half annular mandrel to insert 53, is equipped with the convex tooth 54 corresponding with concave groove 3 on the mandrel inserts 53.
Further, the ball head assembly positioning tool 6 is a positioning baffle.
The utility model discloses a bulb assembly adopts the riveting structure with being connected of pull rod, at first compares in screw thread mode joint strength height, is favorable to improving driving safety, secondly need not to carry out interior external screw thread processing, and the process is simplified, and production efficiency is high.
This novel riveting device's riveting process does: the riveting section of the connecting rod on the ball head assembly is inserted into the tube hole of the pull rod and moves to a riveting station, one end of the ball head assembly faces inwards, the pull rod is pushed to enable the ball head assembly to tightly abut against the positioning baffle, a pressure head of the press machine moves downwards, the upper die plate and the lower die plate drive the core die insert to be matched with the die, and the convex teeth enable the tube wall of the pull rod to be pressed into the concave ring groove to enable the connecting rod to be riveted with the pull rod.
The foregoing is a preferred embodiment of the present invention, and it should be noted that for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations are also considered as the protection scope of the present invention.
Claims (4)
1. The utility model provides a riveting formula pull rod assembly which characterized in that: it includes bulb assembly and pull rod, the ball seat and the integrative cutting shaping of connecting rod of bulb assembly, the one end that the connecting rod is close to the ball seat is the positioning section that diameter and pull rod external diameter are unanimous, the one end that the ball seat was kept away from to the connecting rod is the riveting section that the diameter is unanimous with the tube hole internal diameter of pull rod, and a plurality of indent groove has been seted up to axial equidistance on the riveting section, the riveting section cartridge of connecting rod is in the tube hole of pull rod and through the indent groove riveting connection.
2. The rivet pressure pull rod assembly of claim 1, characterized in that: the left-most concave ring groove on the riveting section and the left end head of the riveting section as well as the right-most concave ring groove on the riveting section and the right end head of the riveting section have certain distances.
3. The rivet press tie rod assembly of claim 1, wherein: the riveting device comprises a press machine, a die and a ball head assembly positioning tool, wherein the die and the ball head assembly positioning tool are installed on the press machine, the die comprises an upper die plate and a lower die plate, semi-annular core die inserts are inlaid on the upper die plate and the lower die plate, and convex teeth corresponding to the concave ring grooves are arranged on the core die inserts.
4. The swaged pull rod assembly of claim 3, wherein: the ball head assembly positioning tool is a positioning baffle or a profiling positioning tool.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120792156.3U CN217415880U (en) | 2021-04-19 | 2021-04-19 | Riveting formula pull rod assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120792156.3U CN217415880U (en) | 2021-04-19 | 2021-04-19 | Riveting formula pull rod assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217415880U true CN217415880U (en) | 2022-09-13 |
Family
ID=83170375
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120792156.3U Active CN217415880U (en) | 2021-04-19 | 2021-04-19 | Riveting formula pull rod assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217415880U (en) |
-
2021
- 2021-04-19 CN CN202120792156.3U patent/CN217415880U/en active Active
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