CN216226540U - Quick mounting tool of aviation single face connecting bolt - Google Patents
Quick mounting tool of aviation single face connecting bolt Download PDFInfo
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- CN216226540U CN216226540U CN202122754910.7U CN202122754910U CN216226540U CN 216226540 U CN216226540 U CN 216226540U CN 202122754910 U CN202122754910 U CN 202122754910U CN 216226540 U CN216226540 U CN 216226540U
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- connecting bolt
- outer sleeve
- gun head
- head outer
- blind hole
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Abstract
The utility model discloses a rapid mounting tool for an aviation single-sided connecting bolt, which comprises a gun head outer sleeve of a nut hand riveter, wherein a stop piece matched with a pulling and twisting structure of the single-sided connecting bolt is arranged in the gun head outer sleeve, and the stop piece is of an integrated structure. The stop piece is a rotating mandrel in the gun head jacket, the rotating mandrel can drive the single-side connecting bolt screwing structure to rotate until riveting is completed, and then the screwing structure of the single-side riveting bolt is screwed off, so that the single-side connecting bolt is quickly installed.
Description
Technical Field
The utility model relates to the technical field of mounting tools, in particular to a rapid mounting tool for an aviation single-sided connecting bolt.
Background
Along with the development of aerospace science and technology, the requirements on the assembly efficiency and the reliability of part connection and fixation are higher and higher, self-plugging rivets are mainly adopted for fixation during light assembly connection, and single-side connecting bolts are used for fixation for heavy assembly connection. Because the single-sided connecting bolt is a novel connecting fastener, although the types of the existing domestic mounting tools are more, the mounting tools which are suitable for the structural requirements of the product are not available.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a rapid mounting tool for an aviation single-sided connecting bolt, which is used for solving the problem of rapidly mounting the single-sided connecting bolt.
In order to solve the technical problem, the utility model adopts the following scheme:
a quick mounting tool for an aviation single-side connecting bolt comprises a gun head outer sleeve of a nut hand riveter, wherein a stop piece matched with a pulling and twisting structure of the single-side connecting bolt is arranged in the gun head outer sleeve, and the stop piece is of an integrated structure. The stop piece is a rotating mandrel in the gun head jacket, the rotating mandrel can drive the single-side connecting bolt screwing structure to rotate until riveting is completed, and then the screwing structure of the single-side riveting bolt is screwed off, so that the single-side connecting bolt is quickly installed.
Further, the stop piece comprises a rotating mandrel capable of rotating in the gun head outer sleeve, a blind hole matched with the screwing structure of the single-face connecting bolt is formed in the end portion of the rotating mandrel, the rotating mandrel comprises an integrally formed end portion, a connecting portion and a shaft portion, the end portion and the connecting portion of the rotating mandrel are located in the gun head outer sleeve, and the shaft portion of the rotating mandrel is located outside the gun head outer sleeve. The rotating mandrel is a hook member in which an end portion, a connecting portion, and a shaft portion are integrally formed by casting, forging, pressing, or the like.
Further, the blind hole is one or a combination of the following shapes:
the first method comprises the following steps: the cross section of the polygonal blind hole is one of a regular triangle, a rectangle, a regular pentagon and a regular hexagon;
and the second method comprises the following steps: the cross section of the round blind hole is round;
and the third is that: the cross section of the waist-round blind hole is waist-round.
The shape of the blind hole is selected and adapted according to the shape of the wrenching structure of the single-side connecting bolt.
Furthermore, the shape of the blind hole is a combination of a circle and a waist circle, one side of the blind hole close to the end face of the rotating mandrel is a circle, and one side of the blind hole far away from the end face of the rotating mandrel is a waist circle.
Furthermore, a clamping structure matched with the tool groove on the end face of the head of the single-face connecting bolt is further arranged on the end face of the gun head outer sleeve. The clamping structure is a trapezoidal clamping block, and the nail sleeve of the single-face connecting bolt can be fixed and stopped after the trapezoidal clamping block is clamped with the head end face tool groove of the single-face connecting bolt.
Further, the screens structure is one or the combination of the following structures:
the first method comprises the following steps: the fixture block structure is one of a cylindrical fixture block, a spherical fixture block or a trapezoidal fixture block;
and the second method comprises the following steps: the clamping plate structure is one of a linear clamping plate or an arc-shaped clamping plate;
and the third is that: the snap ring structure is a circular snap ring or a square ring snap ring.
Furthermore, the clamping structure is a trapezoidal clamping block, and the section of the trapezoidal clamping block, which is perpendicular to the end face of the gun head outer sleeve, is trapezoidal. The clamping block is trapezoidal, and the upper bottom edge of the trapezoid is shorter than the lower bottom edge, so that the clamping is more convenient.
And selecting an adaptive clamping structure according to the selected tool groove on the head end surface of the single-sided connecting bolt.
Furthermore, screens structure evenly sets up along the circumference of rifle head overcoat. The clamping structure is uniformly arranged along the circumferential direction of the gun head outer sleeve, so that clamping is more convenient.
Further, the number of screens structure is 1 to 9. A plurality of screens structures can make the stability after the joint better.
Furthermore, an annular limiting clamping groove is further formed in the gun head outer sleeve, and the axis of the limiting clamping groove coincides with the axis of the gun head outer sleeve. The position of the gun head outer sleeve can be limited by the limiting clamping groove, and the stability of the gun head outer sleeve is improved.
The utility model has the following beneficial effects:
the end part of the gun head outer sleeve is provided with a trapezoidal fixture block matched with the tool groove on the end face of the head part of the single-sided connecting bolt, the nail sleeve can fix and stop the single-sided connecting bolt, the stop piece is a rotating mandrel in the gun head outer sleeve, the rotating mandrel can drive the single-sided connecting bolt screwing structure to rotate until riveting is completed, and then the screwing structure of the single-sided riveting bolt is screwed off, so that the single-sided connecting bolt is quickly installed.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic front view of an outer sleeve of the lance tip of the present invention;
FIG. 3 is a schematic left view of an outer sleeve of the lance tip of the present invention;
FIG. 4 is a schematic cross-sectional view of a rotating mandrel of the present invention;
FIG. 5 is a schematic cross-sectional view of A-A, B-B, C-C of FIG. 4;
fig. 6 is a left side schematic view of a rotating mandrel of the present invention.
Reference numerals:
1-gun head jacket, 2-limiting clamping groove, 3-clamping block, 4-rotating mandrel, 41-end part, 42-connecting part, 43-shaft part, 5-blind hole and 6-rivet gun.
Detailed Description
The present invention will be described in further detail with reference to examples and drawings, but the present invention is not limited to these examples.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "longitudinal", "lateral", "horizontal", "inner", "outer", "front", "rear", "top", "bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, or the orientations or positional relationships that are conventionally placed when the products of the present invention are used, and are used only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element that is referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "open," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The utility model is explained in detail below with reference to the figures and with reference to embodiments:
referring to fig. 1 to 6, the quick mounting tool for the aviation single-sided connecting bolt comprises a gun head outer sleeve 1 of a nut riveter 6, wherein a stop piece matched with a screwing structure of the single-sided connecting bolt is arranged in the gun head outer sleeve 1, and the stop piece is of an integrated structure. The stop piece is a rotating mandrel 4 in the gun head outer sleeve 1, the rotating mandrel 4 can drive the single-side connecting bolt screwing structure to rotate until riveting is completed, and then the screwing structure of the single-side riveting bolt is screwed off, so that the single-side connecting bolt is quickly installed.
Specifically, the stop piece comprises a rotating mandrel 4 capable of rotating in the gun head outer sleeve 1, a blind hole 5 matched with a screwing structure of a single-sided connecting bolt is formed in an end portion 41 of the rotating mandrel 4, the rotating mandrel 4 comprises an integrally formed end portion 41, a connecting portion 42 and a shaft portion 43, the end portion 41 and the connecting portion 42 of the rotating mandrel 4 are located in the gun head outer sleeve 1, and the shaft portion 42 of the rotating mandrel 4 is located outside the gun head outer sleeve 1. The rotating mandrel 4 is a cast, forged or stamped member in which the end portion 41, the connecting portion 42 and the shaft portion 43 are integrally formed. The end portion 41 and the connecting portion 42 of the rotating mandrel 4 are rotatable within the lance tip housing 1 by rotation of the shaft portion 43.
Specifically, the blind hole 5 is one or a combination of the following shapes:
the first method comprises the following steps: the cross section of the polygonal blind hole 5 is one of a regular triangle, a rectangle, a regular pentagon and a regular hexagon;
and the second method comprises the following steps: the cross section of the round blind hole 5 is round;
and the third is that: the oval blind hole 5, the cross section of oval blind hole 5 is oval.
The blind hole 5 can also be in an elliptical shape or a hemispherical shape, the cross section of the elliptical blind hole 5 is elliptical, and the cross section of the hemispherical blind hole 5 is circular which gradually shrinks along the axis direction of the rotating mandrel 4.
When the blind hole 5 is polygonal, the cross section is regular triangle, rectangle, regular pentagon, and the center of the regular hexagon is coincident with the center of the end face of the rotating mandrel 4;
when the blind hole 5 is circular, the axis of the circular blind hole 5 is superposed with the axis of the rotating mandrel 4;
when the blind hole 5 is in the shape of a waist circle, the centers of the circle centers of the two semicircles of the waist circle coincide with the axis of the rotating mandrel 4;
when the blind hole 5 is hemispherical, the center of the sphere of the hemispherical blind hole 5 is superposed with the center of the end face of the rotating mandrel 4;
the blind hole 5 can also be a cylinder with an oval cross section, and the centers of two focuses of the oval can be coincided with the axis of the rotating mandrel 4.
The shape of the blind hole 5 is selected and adapted according to the shape of the wrenching structure of the single-sided connecting bolt.
Specifically, the shape of the blind hole 5 is a combination of a circular shape and a waist-circular shape, one side of the blind hole 5, which is close to the end face of the rotating mandrel 4, is a circular shape, and one side of the blind hole 5, which is far away from the end face of the rotating mandrel 4, is a waist-circular shape.
Specifically, as shown in fig. 1 to 3, a clamping structure adapted to a tool groove on the end face of the head of the single-sided connecting bolt is further disposed on the end face of the lance head outer sleeve 1. The clamping structure is a trapezoidal clamping block 3, and the nail sleeve of the single-face connecting bolt can be fixed and stopped after the trapezoidal clamping block 3 is clamped with the head end face tool groove of the single-face connecting bolt.
Specifically, the blocking structure is one or a combination of the following structures:
the first method comprises the following steps: the fixture block 3 is in a structure, and the fixture block 3 is in a structure of one of a cylindrical fixture block 3, a spherical fixture block 3 or a trapezoidal fixture block 3;
and the second method comprises the following steps: the clamping plate structure is one of a linear clamping plate or an arc-shaped clamping plate;
and the third is that: the snap ring structure is a circular snap ring or a square ring snap ring.
When the fixture block 3 is in a cylindrical fixture block 3 structure, the cross section of the cylindrical fixture block 3 is one of a circle, an ellipse, a regular triangle, a rectangle, a regular pentagon and a regular hexagon, the spherical center of the spherical fixture block 3 is superposed with the end face of the gun head outer sleeve 1, and the lower bottom surface of the trapezoidal fixture block 3 is superposed with the end face of the gun head outer sleeve 1;
when the clamping plate structure of the clamping block 3 is adopted, the extension line of the linear clamping plate passes through the center of the end face of the gun head outer sleeve 1, and the concave surface of the arc-shaped clamping block 3 is arranged close to the center of the end face of the bridge head outer sleeve;
when the fixture block 3 is in a fixture block 3 structure, the circle center of the circular fixture block 3 is overlapped with the circle center of the end surface of the gun head outer sleeve 1, and the center of the square annular fixture block 3 is overlapped with the circle center of the end surface of the gun head outer sleeve.
The adaptive clamping structure can be selected according to the tool groove on the end face of the head of the single-sided connecting bolt.
Specifically, the clamping structure is a trapezoidal fixture block 3, and the section of the trapezoidal fixture block 3 perpendicular to the end face of the gun head outer sleeve 1 is trapezoidal.
Specifically, the clamping structures are uniformly arranged along the circumferential direction of the gun head outer sleeve 1. The clamping structure is uniformly arranged along the circumferential direction of the gun head outer sleeve 1, so that clamping is more convenient.
Specifically, the number of the clamping structures is 1 to 9. A plurality of screens structures can make the stability after the joint better.
In this embodiment, the number of screens structure is 4, and four trapezoidal fixture blocks 3 evenly set up along rifle head overcoat 1's circumference.
Specifically, an annular limiting clamping groove 2 is further formed in the gun head outer sleeve 1, and the axis of the limiting clamping groove 2 coincides with the axis of the gun head outer sleeve 1. The position of the gun head outer sleeve 1 can be limited by arranging the limiting clamping groove 2, and the stability of the gun head outer sleeve 1 is improved.
The following is the working process of the utility model:
firstly, inserting a single-face connecting bolt into a corresponding interlayer hole;
secondly, riveting the product by using a nut riveter 6;
thirdly, matching an inner hole of a gun head rotating mandrel 4 with a wrenching structure of the single-sided connecting bolt, and matching four trapezoidal clamping blocks 3 protruding on a gun head outer sleeve 1 with four sunken clamping positions on a nail sleeve of the single-sided connecting bolt;
and fourthly, starting the nut hand riveter 6, stopping the nail sleeve of the single-sided connecting bolt by the gun head outer sleeve 1, driving the single-sided connecting bolt screwing structure to rotate by the rotating mandrel 4 of the gun head until the riveting is finished, and then screwing off the single-sided riveting bolt screwing structure, thereby realizing the quick installation of the single-sided connecting bolt.
The foregoing is only a preferred embodiment of the present invention, and the present invention is not limited thereto in any way, and any simple modification, equivalent replacement and improvement made to the above embodiment within the spirit and principle of the present invention still fall within the protection scope of the present invention.
Claims (10)
1. The utility model provides a quick mounting tool of aviation single face connecting bolt, includes rifle head overcoat (1) of nut riveter (6), its characterized in that: a stop piece matched with the pulling and twisting structure of the single-side connecting bolt is arranged in the gun head outer sleeve (1), and the stop piece is of an integrated structure.
2. The quick mounting tool of an aviation single-sided connecting bolt of claim 1, characterized in that: the stop piece comprises a rotating mandrel (4) capable of rotating in the gun head outer sleeve (1), a blind hole (5) matched with a screwing structure of the single-side connecting bolt is formed in the end portion (41) of the rotating mandrel (4), the rotating mandrel (4) comprises an integrally formed end portion (41), a connecting portion (42) and a shaft portion (43), the end portion (41) and the connecting portion (42) of the rotating mandrel (4) are located in the gun head outer sleeve (1), and the shaft portion (43) of the rotating mandrel (4) is located outside the gun head outer sleeve (1).
3. The quick mounting tool of an aviation single-sided connecting bolt of claim 2, characterized in that: the blind hole (5) is in one or a combination of the following shapes:
the first method comprises the following steps: the cross section of the polygonal blind hole (5) is one of a regular triangle, a rectangle, a regular pentagon and a regular hexagon;
and the second method comprises the following steps: the cross section of the round blind hole (5) is round;
and the third is that: the cross section of the waist-round blind hole (5) is waist-round.
4. The quick mounting tool of an aviation single-sided connecting bolt of claim 3, characterized in that: the shape of blind hole (5) is circular and the combination of waist circular shape, and blind hole (5) are close to one side of rotating dabber (4) terminal surface is circular, and blind hole (5) are kept away from one side of rotating dabber (4) terminal surface is waist circular.
5. The quick mounting tool of an aviation single-sided connecting bolt of claim 1, characterized in that: the end face of the gun head outer sleeve (1) is also provided with a clamping structure matched with the tool groove on the end face of the head of the single-face connecting bolt.
6. The quick mounting tool of an aviation single-sided connecting bolt of claim 5, characterized in that: the screens structure is one or the combination in following structure:
the first method comprises the following steps: the fixture block (3) is in a structure, and the fixture block (3) is in one of a cylindrical fixture block (3), a spherical fixture block (3) or a trapezoidal fixture block (3);
and the second method comprises the following steps: the clamping plate structure is one of a linear clamping plate or an arc-shaped clamping plate;
and the third is that: the snap ring structure is a circular snap ring or a square ring snap ring.
7. The quick mounting tool of an aviation single-sided connecting bolt of claim 6, wherein: the clamping structure is a trapezoidal clamping block (3), and the section of the trapezoidal clamping block (3) perpendicular to the end face of the gun head outer sleeve (1) is trapezoidal.
8. The quick mounting tool of an aviation single-sided connecting bolt of claim 5, characterized in that: the clamping structure is uniformly arranged along the circumferential direction of the gun head outer sleeve (1).
9. The quick mounting tool of an aviation single-sided connecting bolt of claim 5, characterized in that: the number of screens structure is 1 to 9.
10. The quick mounting tool of an aviation single-sided connecting bolt of claim 5, characterized in that: the gun head outer sleeve (1) is further provided with an annular limiting clamping groove (2), and the axis of the limiting clamping groove (2) coincides with the axis of the gun head outer sleeve (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122754910.7U CN216226540U (en) | 2021-11-11 | 2021-11-11 | Quick mounting tool of aviation single face connecting bolt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122754910.7U CN216226540U (en) | 2021-11-11 | 2021-11-11 | Quick mounting tool of aviation single face connecting bolt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216226540U true CN216226540U (en) | 2022-04-08 |
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ID=80992342
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122754910.7U Active CN216226540U (en) | 2021-11-11 | 2021-11-11 | Quick mounting tool of aviation single face connecting bolt |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216226540U (en) |
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2021
- 2021-11-11 CN CN202122754910.7U patent/CN216226540U/en active Active
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