CN211990788U - Pneumatic mounting tool for hexagonal-head high-shear rivet - Google Patents
Pneumatic mounting tool for hexagonal-head high-shear rivet Download PDFInfo
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- CN211990788U CN211990788U CN202020236114.7U CN202020236114U CN211990788U CN 211990788 U CN211990788 U CN 211990788U CN 202020236114 U CN202020236114 U CN 202020236114U CN 211990788 U CN211990788 U CN 211990788U
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Abstract
The invention relates to a pneumatic mounting tool for a hexagonal-head high-shear rivet, which comprises a pneumatic trigger and a working assembly connected with the pneumatic trigger, wherein the working assembly comprises a base and a plurality of clamping pieces; the pneumatic trigger comprises a shell and a rotating piece rotating relative to the shell, the working assembly comprises a first part and a second part, the first part is provided with a hexagonal groove, the second part is provided with a core rod hole, the first part is fixedly connected with the shell, the second part is connected with the rotating piece, the hexagonal groove is used for connecting a hexagonal head of a hexagonal head high-shear-resistance rivet, the core rod hole is used for connecting a core rod of the hexagonal head high-shear-resistance rivet, and the rotating piece rotates relative to the shell to drive the second part to rotate relative to the first part. The tool can realize the installation of the high shear rivet with the hexagonal head, and simultaneously can improve the working efficiency, reduce the labor intensity and control the stability of the quality.
Description
Technical Field
The invention relates to a rivet mounting tool, in particular to a pneumatic mounting tool for a hexagonal-head high-shear rivet.
Background
The hexagonal head high shear resistant rivet HB 1-604-2002 is suitable for the connection of a single-side fastening shear load bearing structure, and consists of a rivet body 1HB 1-604-2002, a core rod 2HB 1-604-2002 and a ring 3HB 1-604-2002, and is usually installed by using a high shear resistant rivet pulling pliers HB 3837-86.
The high shear strength rivet pulling pliers mainly comprise a handle, a nut, a rotating shaft and a fixing sleeve, wherein the handle, the nut and the fixing sleeve are combined to be used for fixing a regular hexagonal prism of a rivet body of a hexagonal head high shear rivet, the rotating shaft is used for rotating a core bar of the hexagonal head high shear rivet through the application of force of a wrench, a thin neck section on the core bar of the hexagonal head high shear rivet can be twisted off, and the riveting of the hexagonal head high shear rivet can be realized through the combined use of the pulling pliers and the wrench.
However, such a hand tool has low working efficiency, high labor intensity, unstable continuous working quality, and difficulty in mass production, and therefore, it is necessary to design a special assembly tool capable of mass production.
Disclosure of Invention
The invention provides a pneumatic mounting tool for a hexagonal-head high-shear rivet, aiming at overcoming the defects of the prior art, and the pneumatic mounting tool can realize the mounting of the hexagonal-head high-shear rivet, and simultaneously can improve the working efficiency, reduce the labor intensity and control the quality stability.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows: a pneumatic installation tool for a hexagonal-head high-shear rivet comprises a pneumatic trigger and a working assembly connected with the pneumatic trigger; the pneumatic trigger comprises a shell and a rotating piece rotating relative to the shell, the working assembly comprises a first part and a second part, the first part is provided with a hexagonal groove, the second part is provided with a core rod hole, the first part is fixedly connected with the shell, the second part is connected with the rotating piece, the hexagonal groove is used for connecting a hexagonal head of the hexagonal head high-shear rivet and corresponds to the hexagonal head in size, the core rod hole is used for connecting a core rod of the hexagonal head high-shear rivet and corresponds to the core rod in size, and the rotating piece rotates relative to the shell to drive the second part to rotate relative to the first part.
Further, first part is provided with the first cavity that runs through first part, first cavity includes hexagonal groove, round hole and cylindricality chamber, hexagonal groove, round hole and the cylindricality chamber link up and is coaxial, the second part includes cylinder section and spline end, cylinder section set up in the cylindricality intracavity, the spline end with rotate the piece and connect.
Furthermore, the spline is a regular hexagonal prism, and the rotating part is provided with a regular hexagonal prism groove corresponding to the spline.
Furthermore, the first component and the shell are connected through threads, an external thread is arranged at one end, away from the hexagonal hole, of the first component, a second cavity is arranged in the shell and is a cylindrical cavity, an internal thread matched with the external thread is arranged at one end of the second cavity, the rotating piece is arranged in the second cavity, and the threaded end, penetrating through the second cavity, of the second component is connected with the rotating piece.
Further, the diameter of the circular hole in the first member is smaller than the maximum radial width of the hexagonal groove, the diameter of the circular hole in the first member is smaller than the diameter of the cylindrical cavity, the diameter of the circular hole in the first member is smaller than the diameter of the cylindrical section of the second member, and the diameter of the circular hole in the first member is larger than the maximum radial width of the core rod hole in the second member.
Furthermore, the core rod hole is a waist-shaped hole corresponding to the hexagonal-head high shear-resistant rivet core rod.
Further, first part is the cylindricality structure, first cavity runs through the both ends of cylindricality structure, the hexagonal groove sets up the first terminal surface of cylindricality structure, the round hole sets up the second terminal surface of hexagonal groove, the cylindricality chamber is extended to the second terminal surface of cylindricality structure by the round hole, and the cylinder section of second part is put into by the second terminal surface in the cylindricality chamber.
Furthermore, two opposite rectangular notches are arranged on the side surface of the cylindrical structure.
Further, the core rod hole can be a through hole or a groove.
The working principle is as follows:
the end, provided with a regular hexagonal prism, of the second part is installed on a regular hexagonal prism groove of the front section of the pneumatic trigger, and the first part is sleeved outside the second part and then connected with the pneumatic trigger through threads.
And after the assembly is finished, the core rod hole on the second component is sleeved at the tail part of the core rod of the hexagonal-head high-shear-resistance rivet, and the regular hexagonal prism groove on the first component is clamped with the regular hexagonal prism of the rivet body of the hexagonal-head high-shear-resistance rivet.
The pneumatic trigger is started, the rotating piece of the front section of the pneumatic trigger is driven to rotate through the driving shaft, then the core rod of the second part and the hexagonal head high-shear-resistance rivet is driven to rotate, the first part keeps the rivet body of the hexagonal head high-shear-resistance rivet fixed, the thin neck section on the hexagonal head high-shear-resistance rivet core rod can be twisted off, and the riveting process is completed.
The beneficial effects produced by the invention comprise:
1) compared with a manual tool, the pneumatic tool has the advantages that the labor intensity can be effectively reduced, the working efficiency is improved, and the quality stability is controlled.
2) Compared with the existing tools, the special working assembly has the advantages of simple and stable structure, convenience in processing and capability of reducing the working cost in the long run.
3) The number of riveting tools is reduced to 1 combined tool from 2 tools, and the use is more convenient.
Drawings
FIG. 1 is a schematic view of a tool assembly according to the present invention;
FIG. 2 is a schematic view of the installation of the tool of the present invention;
FIG. 3 is a front view of a first component of the present invention;
FIG. 4 is a schematic view of the construction of a first member of the present invention;
FIG. 5 is a left side view of the first member of the present invention;
FIG. 6 is a right side view of the first member of the present invention;
FIG. 7 is a front view of a second component of the present invention;
FIG. 8 is a schematic view of the construction of a second member of the present invention;
FIG. 9 is a front view of the front section of the pneumatic trigger;
FIG. 10 is a schematic view of the front section of the pneumatic trigger;
FIG. 11 is a top plan view of the front section of the pneumatic trigger;
FIG. 12 is a bottom view of the front section of the pneumatic trigger;
in the figure, 1, a front section of a pneumatic trigger, 101, a shell, 1011, internal threads, 102, a rotating part, 1021, a regular hexagonal groove, 2, a first part, 201, a hexagonal groove, 202, a round hole, 203, external threads, 204, a rectangular notch, 3, a second part, 301, a core rod hole, 302, a cylinder section, 303 and a spline end.
Detailed Description
The present invention is explained in further detail below with reference to the drawings and the specific embodiments, but it should be understood that the scope of the present invention is not limited to the specific embodiments.
The invention relates to a pneumatic mounting tool for a hexagonal-head high-shear rivet, which is used for twisting off a core rod thin neck segment in rivet mounting engineering and comprises a pneumatic trigger and a working assembly connected with the pneumatic trigger, wherein the working assembly is connected with the pneumatic trigger; the pneumatic trigger comprises a pneumatic trigger front section 1, the pneumatic trigger front section 1 is a structure for connecting and driving the pneumatic trigger with a working assembly, the pneumatic trigger front section 1 comprises a shell 101 and a rotating piece 102, the rotating piece 102 can rotate relative to the shell 101 under the driving of a pneumatic motor, a gap is reserved between the shell 101 and the rotating piece 102, the working assembly comprises a first part 2 provided with a hexagonal groove 201 and a second part 3 provided with a core rod hole 301, the first part 2 is fixedly connected with the shell 101, the second part 3 is connected with the rotating piece 102, when the rotating piece 102 rotates, the second part 3 can be driven to rotate relative to the first part 2, the hexagonal groove 201 on the first part 2 is used for fixing a hexagonal head of a hexagonal head high shear rivet, the core rod hole 301 on the second part 3 is used for fixing a core rod of the hexagonal head high shear rivet, when the tool is used, the hexagonal head of the hexagonal head high shear rivet is in the hexagonal groove 201, the narrow neck section of the core rod is arranged in the core rod hole 301, and the rotating part 102 rotates relative to the shell 101 to drive the second part 3 to rotate relative to the first part 2, so that the narrow neck section of the core rod is twisted off.
As shown in fig. 2 to 8, the first component 2 is a hollow cylindrical structure, and is provided with a first cavity penetrating through the cylindrical structure, the first cavity includes a hexagonal groove 201, a circular hole 202 and a cylindrical cavity, the hexagonal groove 201, the circular hole 202 and the cylindrical cavity are through and coaxial, the hexagonal groove 201 is disposed on a first end surface of the first component 2, the circular hole 202 is disposed on a second end surface of the hexagonal groove 201, the cylindrical cavity is extended from the circular hole 202 to the second end surface, and the hexagonal groove 201 is equal to a hexagonal head of the hexagon head high shear rivet in size. To facilitate the clamping of the first part 2, two opposing rectangular notches 204 are provided on the outside of the side walls of the first part 2. An external thread 203 is arranged at one end of the first component 2 far away from the hexagonal groove 201, and the first component 2 is connected with the front section 1 of the pneumatic trigger through a thread.
As shown in fig. 2, 5 and 6, the second member 3 comprises a cylinder section 302, a spline end 303 is arranged at one end of the cylinder section 302, after assembly, the cylinder section 302 is arranged in the cylindrical cavity, the spline end 303 is connected with the rotating member 102 of the front section 1 of the pneumatic trigger, a core rod hole 301 is arranged at one end of the cylinder section 302 far away from the spline end 303, in order to limit the cylinder section 302 of the second member 3 in the cylindrical cavity, the diameter of the cylinder section 302 is larger than that of the round hole 202. Specifically, the core rod hole 301 is a kidney-shaped hole corresponding to the hexagonal head core rod, the cylinder section 302 is cylindrical, the length of the cylinder section 302 in the second component 3 can be adjusted according to actual needs, the spline of the spline end 303 is a regular hexagonal prism, and the rotating component 102 is provided with a regular hexagonal prism groove 1021 corresponding to the spline.
As shown in fig. 2 and 9-12, the first component 2 is connected to the housing 101 by a screw thread, a second cavity is provided in the housing 101, the second cavity is a cylindrical cavity, an internal thread 1011 matching with the external thread 203 is provided at one end of the second cavity, the rotating member 102 is provided in the second cavity, and the second component 3 passes through the threaded end of the second cavity and is connected to the rotating member 102.
The working process is as follows: placing the second part in the first part, and then connecting the first part and the housing 101 by screw thread, wherein one end of the rotating member 102 far away from the second part is installed on the pneumatic trigger, the rotating member 102 is inserted into the housing 101, and the regular hexagonal prism groove 1021 of the rotating member 102 is connected with the spline end 3030 of the cylinder section 302, thus completing the assembly;
after the assembly is finished, the core rod of the hexagonal-head high-shear-resistance rivet is inserted into the core rod hole, and the hexagonal groove of the first component is clamped with the regular hexagonal prism of the rivet body of the hexagonal-head high-shear-resistance rivet;
and starting a pneumatic trigger, driving the rotating part 102 to rotate through the driving shaft, driving the second part and the core rod of the hexagonal-head high-shear rivet to rotate, keeping the rivet body of the hexagonal-head high-shear rivet fixed by the first part and the shell, and twisting off the thin neck section on the hexagonal-head high-shear rivet core rod along with the increase of the torsion to finish the riveting process.
The above description is only a preferred embodiment of the present invention, and the present invention is not limited to the content of the embodiment. It will be apparent to those skilled in the art that various changes and modifications can be made within the technical scope of the present invention, and any changes and modifications made are within the protective scope of the present invention.
Claims (8)
1. The utility model provides a pneumatic mounting tool of high shear rivet of hexagonal head which characterized in that: comprises a pneumatic trigger and a working assembly connected with the pneumatic trigger; the pneumatic trigger comprises a shell and a rotating piece rotating relative to the shell, the working assembly comprises a first part and a second part, the first part is provided with a hexagonal groove, the second part is provided with a core rod hole, the first part is fixedly connected with the shell, the second part is connected with the rotating piece, the hexagonal groove is used for connecting a hexagonal head of the hexagonal head high-shear rivet, the core rod hole is used for connecting a core rod of the hexagonal head high-shear rivet, and the rotating piece rotates relative to the shell to drive the second part to rotate relative to the first part.
2. The pneumatic installation tool for the hexagonal-head high shear rivet according to claim 1, wherein: the first part is provided with the first cavity that runs through first part, first cavity includes hexagonal groove, round hole and cylindricality chamber, hexagonal groove, round hole and the cylindricality chamber link up and coaxial, the second part includes column body section, sets up the spline end in column body section's one end, column body section set up in the cylindricality intracavity, the spline end with rotate the piece and connect.
3. The pneumatic installation tool for the hexagonal-head high shear rivet according to claim 2, wherein: the spline is a regular hexagonal prism, and the rotating piece is provided with a regular hexagonal prism groove corresponding to the spline.
4. The pneumatic installation tool for the hexagonal-head high shear rivet according to claim 1, wherein: the first component is connected with the shell through threads, an external thread is arranged at one end, away from the hexagonal groove, of the first component, a second cavity is arranged in the shell, the second cavity is a cylindrical cavity, an internal thread matched with the external thread is arranged at one end of the second cavity, the rotating part is arranged in the second cavity, and the second component penetrates through the threaded end of the second cavity to be connected with the rotating part.
5. The pneumatic installation tool for the hexagonal-head high shear rivet according to claim 2, wherein: the diameter of the round hole in the first component is smaller than the maximum radial width of the hexagonal groove, and the diameter of the round hole in the first component is smaller than that of the cylindrical cavity.
6. The pneumatic installation tool for the hexagonal-head high shear rivet according to claim 1, wherein: the mandrel hole is a waist-shaped hole corresponding to the hexagonal-head high shear-resistant rivet mandrel.
7. The pneumatic installation tool for the hexagonal-head high shear rivet according to claim 2, wherein: the first part is the cylindricality structure, first cavity runs through the both ends of cylindricality structure, the hexagonal groove sets up the first terminal surface of cylindricality structure, the round hole sets up the hexagonal groove with between the cylindricality structure, the cylindricality chamber is extended to the second terminal surface of cylindricality structure by the round hole, and the cylinder section of second part is put into by the second terminal surface the cylindricality intracavity.
8. The pneumatic installation tool for a hexagonal-head high shear rivet according to claim 7, wherein: two opposite rectangular notches are arranged on the side surface of the cylindrical structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020236114.7U CN211990788U (en) | 2020-03-02 | 2020-03-02 | Pneumatic mounting tool for hexagonal-head high-shear rivet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020236114.7U CN211990788U (en) | 2020-03-02 | 2020-03-02 | Pneumatic mounting tool for hexagonal-head high-shear rivet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211990788U true CN211990788U (en) | 2020-11-24 |
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ID=73424612
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020236114.7U Active CN211990788U (en) | 2020-03-02 | 2020-03-02 | Pneumatic mounting tool for hexagonal-head high-shear rivet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211990788U (en) |
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2020
- 2020-03-02 CN CN202020236114.7U patent/CN211990788U/en active Active
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