CN220162354U - Manual riveting and punching tool for intermediate shaft positioning pin - Google Patents
Manual riveting and punching tool for intermediate shaft positioning pin Download PDFInfo
- Publication number
- CN220162354U CN220162354U CN202321663743.8U CN202321663743U CN220162354U CN 220162354 U CN220162354 U CN 220162354U CN 202321663743 U CN202321663743 U CN 202321663743U CN 220162354 U CN220162354 U CN 220162354U
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- China
- Prior art keywords
- sleeve
- diameter section
- intermediate shaft
- gun head
- constant diameter
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- 238000004080 punching Methods 0.000 title description 7
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 9
- 230000007547 defect Effects 0.000 abstract description 3
- 239000011295 pitch Substances 0.000 description 10
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
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- Insertion Pins And Rivets (AREA)
Abstract
The utility model relates to a riveting device of a gearbox intermediate shaft, in particular to a manual riveting tool of an intermediate shaft positioning pin, which is used for solving the defects that the riveting gun head in the prior art is difficult in the riveting process and has a certain danger because the lower end of a main body cannot be fixed with a cylindrical pin. The manual riveting tool for the intermediate shaft locating pin comprises a gun head, a spring and a sleeve, wherein the sleeve is used for fixing a cylindrical pin to be installed, and the gun head and the sleeve are connected through the spring, so that the difficulty and the danger in the riveting process are reduced.
Description
Technical Field
The utility model relates to a press riveting device of a gearbox intermediate shaft, in particular to a manual riveting tool of an intermediate shaft positioning pin.
Background
The intermediate shaft 01 is used as a key component in the gearbox, the common structure of the intermediate shaft 01 is shown in fig. 1, six groups of gears are arranged on the intermediate shaft 01 from left to right and correspond to different gears of the gearbox respectively, wherein the four groups of gears on the left side are combined with the two groups of gears on the right side through press fit.
In the working process of the gearbox, each gear on the intermediate shaft 01 needs to bear larger torque, and the torque range is generally 1800N.m-2600N.m, so that the four groups of gears on the left side have stronger torsion resistance and anti-rotation requirements.
At present, a mode of drilling and positioning a cylindrical pin 03 is adopted, four groups of gears on the left side are respectively fixed with a middle shaft 01 through four cylindrical pins 03, so that radial rotation of gears in the working process of a gearbox is prevented, and meanwhile, in order to prevent the cylindrical pins 03 from falling out, riveting and punching are needed to be carried out on an orifice of a cylindrical pin hole 02, an existing riveting and punching gun head is shown in fig. 2 and comprises a main body 04 and a connecting spring 05 sleeved at the upper end of the main body 04, and the lower end of the main body 04 cannot be fixed with the cylindrical pin 03, so that the difficulty of the riveting and punching process is high, and meanwhile, certain danger exists.
Disclosure of Invention
The utility model aims to solve the defects that the riveting and punching process is difficult and a certain danger exists at the same time because the lower end of a main body cannot be fixed with a cylindrical pin in the prior art, and provides a manual riveting and punching tool for a positioning pin of an intermediate shaft.
In order to solve the defects existing in the prior art, the utility model provides the following technical solutions:
the utility model provides a manual riveting towards frock of jackshaft locating pin which characterized in that: comprises a gun head, a spring and a sleeve;
the lower end of the gun head stretches into the central hole of the sleeve from the upper end of the sleeve, and the cylindrical pin to be installed is installed into the central hole of the sleeve from the lower end of the sleeve and is contacted with the lower end of the gun head;
the upper end of the spring is sleeved on the outer wall of the gun head, an annular groove matched with the riveting gun is formed in the radial annular bulge and the side wall of the upper end of the gun head, and the lower end of the spring is connected with the upper end of the sleeve.
Further, the device also comprises a ball plunger, wherein the ball plunger is used for penetrating through the through hole of the side wall of the sleeve and extending into the central hole so as to fix the cylindrical pin to be installed.
Further, the lower end of the sleeve is provided with an axial annular bulge, and the outer diameter of the axial annular bulge is matched with the cylindrical pin hole.
Further, the upper end of the sleeve is provided with external threads for being connected with the lower end of the spring.
Further, the spring comprises a first constant diameter section, a variable diameter section and a second constant diameter section which are sequentially arranged from top to bottom, the diameter of the first constant diameter section is larger than that of the second constant diameter section, and the first constant diameter section is used for being connected with external threads of the riveting gun.
Further, the pitches of the first constant diameter section and the variable diameter section are equal, the pitch of the upper part of the second constant diameter section is larger than the pitch of the first constant diameter section and the variable diameter section, and the pitch of the lower end is equal to the pitch of the first constant diameter section and the variable diameter section and is used for being connected with external threads arranged at the upper end of the sleeve.
Compared with the prior art, the utility model has the beneficial effects that:
(1) The utility model discloses a manual riveting tool for an intermediate shaft positioning pin, which comprises a gun head, a spring and a sleeve, wherein the sleeve is adopted to fix a cylindrical pin to be installed, and the gun head is connected with the sleeve by the spring, so that the difficulty and the danger in the riveting process are reduced.
(2) The ball plunger is used for axially limiting the cylindrical pin to be installed, and the axial annular bulge is arranged at the lower end of the sleeve and used for radially limiting the sleeve, so that convenience and safety in the riveting process are further improved.
(3) The external thread is arranged at the upper end of the sleeve, so that the sleeve can be conveniently connected with the lower end of the spring, and the sleeve is fixed.
Drawings
FIG. 1 is a schematic view of a prior art intermediate shaft;
FIG. 2 is a schematic view of a rivet gun head used in the prior art intermediate shaft of FIG. 1;
FIG. 3 is a schematic view of a manual riveting tool for a countershaft dowel pin according to an embodiment of the present utility model;
fig. 4 is a schematic structural view of a spring according to an embodiment of the present utility model.
The reference numerals are explained as follows: 01-middle shaft, 02-cylinder pin hole; 03-a cylindrical pin; 04-body; 05-connecting a spring; 1-gun head, 11-radial annular bulge and 12-annular groove; 2-a spring; 3-sleeve, 31-axial annular projection; 4-ball plunger.
Detailed Description
The utility model will be further described with reference to the drawings and specific examples.
Referring to fig. 3 and 4, a manual riveting tool for a middle shaft positioning pin comprises a gun head 1, a spring 2, a sleeve 3 and a ball plunger 4.
The gun head 1 is provided with a radial annular bulge 11, the lower end of the gun head 1 extends into the central hole of the sleeve 3 from the upper end of the sleeve 3, and a cylindrical pin 03 to be installed is installed into the central hole of the sleeve 3 from the lower end of the sleeve 3 and is contacted with the lower end of the gun head 1.
The upper end of the spring 2 is sleeved on the outer wall of the gun head 1, an annular groove 12 matched with the riveting gun is formed on the radial annular bulge 11 and the side wall of the upper end of the gun head 1, the upper end of the spring 2 is connected with the external thread of the riveting gun, and the lower end of the spring 2 is connected with the external thread of the sleeve 3, so that the fixing effect of the sleeve 3 is realized.
The spring 2 comprises a first constant diameter section, a variable diameter section and a second constant diameter section which are sequentially arranged from top to bottom, wherein the diameter of the first constant diameter section is larger than that of the second constant diameter section. The pitches of the first constant diameter section and the variable diameter section are equal, the pitch of the upper part of the second constant diameter section is larger than the pitch of the first constant diameter section and the variable diameter section, and the pitch of the lower end is equal to the pitch of the first constant diameter section and the variable diameter section and is used for being connected with external threads arranged at the upper end of the sleeve 3.
The ball plunger 4 penetrates through the through hole of the side wall of the sleeve 3 and stretches into the central hole to fix the cylindrical pin 03 to be installed.
The lower end of the sleeve 3 is provided with an axial annular bulge 31, and the outer diameter of the axial annular bulge 31 is matched with the cylindrical pin hole 02.
The working process of the utility model is as follows: the riveting gun is manually connected with the intermediate shaft positioning pin riveting tool through an annular groove 12, a cylindrical pin 03 to be assembled is installed in a central hole of the sleeve 3 from the lower end of the sleeve 3 and is contacted with the lower end of the gun head 1, and a ball plunger 4 penetrates through a through hole on the side wall of the sleeve 3 to extend into the central hole for fixing the cylindrical pin 03 to be installed; and then the axial annular bulge 31 stretches into the cylindrical pin hole 02, the manual riveting tool of the intermediate shaft positioning pin is limited, then the ball plunger 4 is taken out, and finally the riveting assembly of the cylindrical pin 03 is realized through a riveting gun.
Claims (6)
1. Manual riveting tool for intermediate shaft positioning pins is characterized in that: comprises a gun head (1), a spring (2) and a sleeve (3);
the gun head (1) is provided with a radial annular bulge (11), the lower end of the gun head (1) extends into a central hole of the sleeve (3) from the upper end of the sleeve (3), and a cylindrical pin (03) to be installed is arranged into the central hole of the sleeve (3) from the lower end of the sleeve (3) and is contacted with the lower end of the gun head (1);
the upper end of the spring (2) is sleeved on the outer wall of the gun head (1), an annular groove (12) matched with the riveting gun is formed in the radial annular bulge (11) and the side wall of the upper end of the gun head (1), and the lower end of the spring (2) is connected with the upper end of the sleeve (3).
2. The manual riveting tool of the intermediate shaft positioning pin according to claim 1, wherein: the ball plunger (4) is used for penetrating through the through hole in the side wall of the sleeve (3) and extending into the central hole so as to fix the cylindrical pin (03) to be installed.
3. The manual riveting tool of the intermediate shaft positioning pin according to claim 1 or 2, wherein: the lower end of the sleeve (3) is provided with an axial annular bulge (31), and the outer diameter of the axial annular bulge (31) is matched with the cylindrical pin hole (02).
4. A manual riveting tooling for a positioning pin of an intermediate shaft according to claim 3, wherein: the upper end of the sleeve (3) is provided with external threads and is used for being connected with the lower end of the spring (2).
5. The manual riveting tool for the intermediate shaft locating pin according to claim 4, wherein: the spring (2) comprises a first constant diameter section, a variable diameter section and a second constant diameter section which are sequentially arranged from top to bottom, the diameter of the first constant diameter section is larger than that of the second constant diameter section, and the first constant diameter section is used for being connected with external threads of the riveting gun.
6. The manual riveting tool for the intermediate shaft locating pin according to claim 5, wherein: the pitch of the first constant diameter section and the pitch of the variable diameter section are equal, the pitch of the upper part of the second constant diameter section is larger than the pitch of the first constant diameter section and the pitch of the variable diameter section, and the pitch of the lower end is equal to the pitch of the first constant diameter section and the pitch of the variable diameter section and is used for being connected with external threads arranged at the upper end of the sleeve (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321663743.8U CN220162354U (en) | 2023-06-28 | 2023-06-28 | Manual riveting and punching tool for intermediate shaft positioning pin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321663743.8U CN220162354U (en) | 2023-06-28 | 2023-06-28 | Manual riveting and punching tool for intermediate shaft positioning pin |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220162354U true CN220162354U (en) | 2023-12-12 |
Family
ID=89055798
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321663743.8U Active CN220162354U (en) | 2023-06-28 | 2023-06-28 | Manual riveting and punching tool for intermediate shaft positioning pin |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220162354U (en) |
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2023
- 2023-06-28 CN CN202321663743.8U patent/CN220162354U/en active Active
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