CN214309493U - Rotary auxiliary device capable of quickly eliminating size error and quickly clamping - Google Patents
Rotary auxiliary device capable of quickly eliminating size error and quickly clamping Download PDFInfo
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- CN214309493U CN214309493U CN202120645383.3U CN202120645383U CN214309493U CN 214309493 U CN214309493 U CN 214309493U CN 202120645383 U CN202120645383 U CN 202120645383U CN 214309493 U CN214309493 U CN 214309493U
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Abstract
The utility model discloses a eliminate size error, quick clamping's rotatory auxiliary device fast, including bottom plate, preceding support A, preceding support B, back support and adjustable gland subassembly, wherein first mounting hole, the second mounting hole on preceding support A, the preceding support B form a rotation axis, respectively have the variable mounting hole in a aperture on two adjustable gland subassemblies of fixing on the back support. The utility model discloses a rotatory auxiliary device passes through on the bottom plate installation hole site and links to each other with the rotation test platform, and the lubricating oil tank is connected with this assistance rib device through four hole sites. The utility model discloses in the lubricating oil case that relates to is heavy about 75Kg, and the hole site tolerance in four holes is 0.20, can eliminate dimensional tolerance fast when the lubricating oil case is installed, installs fast.
Description
Technical Field
The utility model relates to an eliminate size error, quick clamping's rotatory auxiliary device fast belongs to aviation airborne equipment test technology and equips technical field.
Background
The lubricating oil tank is an important component in an engine accessory, and has good oil absorption and oil discharge functions in any attitude in the air, so that the functions must be subjected to rotation test detection, and meanwhile, quick clamping can be realized, and the auxiliary time of the test is reduced.
During the rotation test, must be through preceding, the back support is fixed the lubricating oil tank, and fixed position is four hole sites on the lubricating oil tank, because this test piece (lubricating oil tank) quality is heavy, and is bulky, and preceding, the installation hole site on the back support is relatively fixed, can't be preceding during the installation, four installation hole sites of fixed lubricating oil tank carry out the fine setting on the size on the back support, lead to appearing before often, the mounting hole error of back support is not conform to the dimensional error of four hole sites on the lubricating oil tank, must adjust repeatedly, thereby installation time has been increased, and the installation time overlength is difficult to satisfy the actual production needs again. Therefore, an auxiliary device is needed to quickly eliminate the assembly influence caused by the dimension error and shorten the production auxiliary time.
Disclosure of Invention
The utility model aims at providing an eliminate dimensional error, quick clamping's rotatory auxiliary device fast can solve because of the testpieces (lubricating oil tank) quality is heavy, and is bulky, can't carry out the problem that the size was finely tuned to the installation hole site in four holes on the fixed lubricating oil tank on preceding, the back support when leading to the installation, improves the operation convenience, improves test efficiency.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a rotation auxiliary device for rapidly eliminating dimension errors and rapidly clamping, which comprises,
the test bed comprises a base plate, a test bed and a test bed, wherein the base plate is provided with a mounting hole position connected with the test bed;
the front support A is detachably connected to the upper end face of the bottom plate, and a first mounting hole is formed in the front support A;
the front support B is detachably connected to the upper end face of the bottom plate, a second mounting hole is formed in the front support B, and the axis of the second mounting hole is parallel to the axis of the first mounting hole;
the two rear supports are detachably connected to the upper end face of the bottom plate, and the rear supports are arranged at intervals with the front support A and the front support B;
the adjustable pressure block assembly is detachably connected to the rear support, a mounting hole with a variable aperture is formed in the adjustable pressure block assembly, and the axis of the mounting hole is parallel to the first mounting hole and the second mounting hole.
Further, the adjustable compression block assembly includes,
the upper pressing block is provided with a pair of first through holes penetrating through the upper end surface and the lower end surface of the upper pressing block, cylindrical pin holes penetrating through the front end surface and the rear end surface of the upper pressing block and a first step mounting hole, and the cylindrical pin holes are intersected with the first through holes;
the lower pressing block is provided with a pair of second through holes which vertically penetrate through the end face of the lower pressing block, and second step mounting holes which penetrate through the front end face and the rear end face of the lower pressing block, and the second step mounting holes and the first step mounting holes form mounting holes;
the guide pin comprises a guide pin body, a first through hole and a second through hole, wherein the tail end surface of the guide pin body is provided with threads;
the nut is connected with the threads on the guide pin;
the spring is sleeved on the surface of the guide pin and is positioned in the first through hole and the second through hole;
and the cylindrical pin is simultaneously inserted into the third through hole and the cylindrical pin hole.
Preferably, the lower pressing block is T-shaped, and a connecting hole is formed in the vertical edge of the T-shaped structure.
Preferably, the first step mounting hole and the second step mounting hole are both semicircular step holes.
Preferably, the guide pin has a square head cross-section.
Compared with the prior art, the utility model discloses a eliminate size error fast, quick clamping's rotatory auxiliary device has following characteristics:
(1) the mounting hole structure on the bottom plate ensures that the whole rotation auxiliary device is reliably connected with the rotation test bed, and ensures that the lubricating oil tank cannot fall down regardless of the posture of the lubricating oil tank.
(2) The support has adopted longer cantilever structure (the distance of mounting hole to bottom plate on preceding support and the back support promptly), can guarantee that the test piece (lubricating oil tank) is in test bench maximum dimension within range just after assembling well to furthest's utilization current test equipment (utilize the distance of mounting hole to bottom plate on preceding support and the back support to promote the lubricating oil tank to rotatory test bench maximum internal diameter department promptly).
(3) The first mounting hole and the second mounting hole fixing structures on the front support A and the front support B form a turning axis, and the turning axis is matched with the mounting holes with adjustable apertures to rotate, so that the operation intensity is reduced.
(4) The guide pin adopts a square head and is fixed by a cylindrical pin, and the rotating motion of the nut is converted into the up-and-down movement of the upper pressing block.
(5) The structure that the guide pin is matched with the spring quickly opens the upper pressing block, so that the influence of the hole site error of the test piece (the lubricating oil tank) on the assembly is eliminated.
Drawings
FIG. 1 is a view showing a configuration of a rotation assisting apparatus;
FIG. 2 is a view showing the construction of the quick assembling apparatus;
FIG. 3 is a view of the guide pin structure;
FIG. 4 is a cross-sectional view taken along line A-A of FIG. 3;
FIG. 5 is a top view of FIG. 3;
FIG. 6 is a diagram of a compact block;
FIG. 7 is a bottom view of FIG. 6;
FIG. 8 is a top view of FIG. 6;
FIG. 9 is a cross-sectional view taken along line A-A of FIG. 6;
FIG. 10 is a view showing the construction of the lower press block;
FIG. 11 is a cross-sectional view taken along line A-A of FIG. 10;
FIG. 12 is a top view of FIG. 10;
FIG. 13 is a perspective view of the rotation assist device;
FIG. 14 is a top view of FIG. 1;
FIG. 15 is a right side view of FIG. 1;
in the figure: the device comprises a base plate 1, a front support A2, a front support B3, an adjustable pressing block assembly 4, a rear support 5, a guide pin 41, a nut 42, a spring 43, a cylindrical pin 44, an upper pressing block 45 and a lower pressing block 46.
Detailed Description
The following description of the present invention will be made with reference to the accompanying drawings and specific embodiments, but it should not be understood that the scope of the present invention is limited to the following embodiments, and various modifications, substitutions and changes made according to the ordinary technical knowledge and conventional means in the art without departing from the technical spirit of the present invention are included in the scope of the present invention.
As shown in fig. 1 to 15, the rotation assisting apparatus for rapidly eliminating size errors and rapidly clamping in this embodiment includes a bottom plate 1, a front support a2, a front support B3, two rear supports 5, and two adjustable pressing block assemblies 4, wherein the bottom plate 1 is provided with a mounting hole connected to a test bed, the front support a2 is detachably connected to the upper end surface of the bottom plate 1, and the front support a2 is provided with a first mounting hole; the front support B3 is detachably connected to the upper end surface of the bottom plate 1, a second mounting hole is formed in the front support B3, and the axis of the second mounting hole is parallel to the axis of the first mounting hole; the two rear supports 5 are detachably connected to the upper end face of the bottom plate 1 and are arranged at intervals with the front support A2 and the front support B3, and the distance between the two rear supports 5 is equal to the distance between the front support A2 and the front support B3; two adjustable compact piece subassemblies 4 can be dismantled respectively and connect on back support 5, have the variable mounting hole in aperture on every adjustable compact piece subassembly 4, owing to have two adjustable compact piece subassemblies 4, so formed two variable mounting holes in aperture, and the axis of the variable mounting hole in two apertures is on a parallel with first mounting hole and second mounting hole. The adjustable compression block assembly 4 specifically includes an upper compression block 45, a lower compression block 46, a guide pin 41, a nut 42, a spring 43, and a cylindrical pin 44.
As shown in fig. 6 to 9, the upper pressing block 45 is provided with a pair of first through holes penetrating through the upper and lower end surfaces of the upper pressing block 45, and a cylindrical pin hole and a first step mounting hole penetrating through the front and rear end surfaces of the upper pressing block 45, wherein the cylindrical pin hole intersects with the first through hole, and the first step mounting hole is a semicircular stepped hole.
As shown in fig. 10 to 12, the lower pressing block 46 is provided with a pair of second through holes which are vertically penetrated through the end surface of the lower pressing block 46 and second stepped mounting holes which are penetrated through the front end surface and the rear end surface of the lower pressing block 46, the second stepped mounting holes and the first stepped mounting holes form mounting holes, the lower pressing block 46 is in a T shape, the vertical edge of the T-shaped structure is provided with connecting holes, and the second stepped mounting holes are semicircular stepped holes.
As shown in fig. 3 to 5, the end surface of the guide pin 41 is threaded, the guide pin 41 further includes a head portion with a square cross section, the head portion is provided with a third through hole perpendicular to the axis of the guide pin 41, and the guide pin 41 is inserted into the first through hole and the second through hole. The nut 42 is in threaded connection with the guide pin 41. The spring 43 is sleeved on the surface of the guide pin 41 and is positioned in the first through hole and the second through hole. The cylindrical pin 44 is inserted into the third through hole and the cylindrical pin hole at the same time.
The first mounting hole on the front support A2 and the second mounting hole on the front support B3 in the rotation assisting device are combined to form a rotation axis (due to the fact that the size of the lubricating oil tank is larger, the mounting holes on the front support A2 and the front support B3 can be regarded as a point compared with the lubricating oil tank, two parallel axes are regarded as a rotation axis from a strict angle, the rotation axis is regarded as formed approximately), the nut 42 is loosened, the upper pressing block 45 and the lower pressing block 46 are opened under the restoring force of the spring 43, correspondingly, the distance between the upper pressing block 45 and the lower pressing block 46 is increased, the aperture of the mounting hole formed by the first step mounting hole and the second step mounting hole is increased, the opening range at the moment far exceeds the position tolerance of four holes on a test piece (the lubricating oil tank), the fixing bolt of the test piece (the lubricating oil tank) can be easily installed into the first mounting hole, the second mounting hole and the two mounting holes with adjustable apertures, after the bolt is installed, the weight of the whole test piece is born by the rotary auxiliary device, and the labor intensity of operators is greatly reduced. And screwing the nut to clamp the test piece.
As shown in fig. 13, during the rotation test, the rotation assisting device is fixed on the rotation test bed through the mounting hole position on the screw-fit bottom plate 1, the nut 42 on the rotation assisting device is unscrewed (rotated), and the upper pressing block 45 is opened upwards under the action of the spring 43, although the tolerance of the sizes of the four mounting holes of the test piece (the lubricating oil tank) is large, the upper pressing block 45 and the lower pressing block 46 can be opened into large round holes under the action of the spring 43, so that the fixing bolt can be conveniently installed.
Claims (5)
1. The utility model provides a eliminate dimension error fast, quick clamping's rotatory auxiliary device which characterized in that: the device comprises a bottom plate (1), wherein the bottom plate (1) is provided with a mounting hole position connected with a test bed;
the front support A (2) is detachably connected to the upper end face of the bottom plate (1), and a first mounting hole is formed in the front support A (2);
the front support B (3) is detachably connected to the upper end face of the bottom plate (1), a second mounting hole is formed in the front support B (3), and the axis of the second mounting hole is parallel to the axis of the first mounting hole;
the two rear supports (5) are detachably connected to the upper end face of the bottom plate (1), and the rear supports (5) are arranged at intervals with the front support A (2) and the front support B (3);
adjustable pressure block subassembly (4), adjustable pressure block subassembly (4) can be dismantled respectively and connect on back support (5), have the variable mounting hole in aperture on adjustable pressure block subassembly (4), and the axis of mounting hole is on a parallel with first mounting hole and second mounting hole.
2. The rotation assisting device for rapidly eliminating the size error and rapidly clamping as claimed in claim 1, wherein: the adjustable pressing block component (4) comprises,
the upper pressing block (45) is provided with a pair of first through holes penetrating through the upper end surface and the lower end surface of the upper pressing block (45), cylindrical pin holes penetrating through the front end surface and the rear end surface of the upper pressing block (45) and a first step mounting hole, and the cylindrical pin holes are intersected with the first through holes;
the lower pressing block (46) is provided with a pair of second through holes which vertically penetrate through the end face of the lower pressing block (46) and second stepped mounting holes which penetrate through the front end face and the rear end face of the lower pressing block (46), and the second stepped mounting holes and the first stepped mounting holes form mounting holes;
the guide pin (41), the terminal surface of the said guide pin (41) is processed with the whorl, the guide pin (41) also includes a head, there is a third through hole perpendicular to axis of the guide pin (41) on the head, the guide pin (41) is inserted in the first through hole and second through hole at the same time;
a nut (42), said nut (42) being in threaded connection with the guide pin (41);
the spring (43) is sleeved on the surface of the guide pin (41) and is positioned in the first through hole and the second through hole;
and the cylindrical pin (44) is simultaneously inserted into the third through hole and the cylindrical pin hole.
3. The rotation assisting device for rapidly eliminating the size error and rapidly clamping as claimed in claim 2, wherein: the lower pressing block (46) is T-shaped, and a connecting hole is formed in the vertical edge of the T-shaped structure.
4. The rotation assisting device for rapidly eliminating the size error and rapidly clamping as claimed in claim 2, wherein: the first step mounting hole and the second step mounting hole are both semicircular step holes.
5. The rotation assisting device for rapidly eliminating the size error and rapidly clamping as claimed in claim 2, wherein: the cross section of the head part of the guide pin (41) is square.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120645383.3U CN214309493U (en) | 2021-03-30 | 2021-03-30 | Rotary auxiliary device capable of quickly eliminating size error and quickly clamping |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120645383.3U CN214309493U (en) | 2021-03-30 | 2021-03-30 | Rotary auxiliary device capable of quickly eliminating size error and quickly clamping |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214309493U true CN214309493U (en) | 2021-09-28 |
Family
ID=77838306
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120645383.3U Active CN214309493U (en) | 2021-03-30 | 2021-03-30 | Rotary auxiliary device capable of quickly eliminating size error and quickly clamping |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214309493U (en) |
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2021
- 2021-03-30 CN CN202120645383.3U patent/CN214309493U/en active Active
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