CN210878497U - High-precision shaft hole self-aligning device - Google Patents
High-precision shaft hole self-aligning device Download PDFInfo
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- CN210878497U CN210878497U CN201921923321.3U CN201921923321U CN210878497U CN 210878497 U CN210878497 U CN 210878497U CN 201921923321 U CN201921923321 U CN 201921923321U CN 210878497 U CN210878497 U CN 210878497U
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- linear bearings
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Abstract
The utility model discloses a high accuracy shaft hole self-alignment device relates to shaft hole automatic installation field. The mounting frame is provided with a plurality of through holes; the linear bearings are respectively arranged in the through holes and extend downwards away from the mounting rack; the centering floating mechanism is arranged at the top of the linear bearing and is elastically connected with the mounting frame; the mounting rods are respectively sleeved in the linear bearings, a vacuum channel penetrates through the mounting rods, the tops of the mounting rods extend upwards towards the tops of the linear bearings and are connected with a vacuum joint, and the bottoms of the mounting rods extend downwards towards the bottoms of the linear bearings and form suction holes connected with the vacuum channel; the vibration cylinder is arranged at the top of the mounting frame and is connected with the top of the mounting rod; and the sensor is arranged on the mounting frame and is positioned above the vacuum joint. Has the following beneficial effects: automatic alignment assembly is realized, the mounting efficiency is improved, and the scratch between the shaft holes is avoided.
Description
Technical Field
The utility model relates to a shaft hole self-alignment field especially relates to a high accuracy shaft hole self-alignment device.
Background
In existing automated assembly, installation of the mounting shaft into the mounting bore typically requires manual assembly by an operator. In high-precision assembly, the clearance between the installation shaft and the installation hole is very small, the installation requirement is very high, the installation shaft can be installed in the installation hole only under the very careful condition of a trained operator, but even if the operator who is skilled again is in the manual assembly process, the mutual friction between the installation shaft and the installation hole is inevitable to generate abrasion or scratch, the subsequent product quality and the potential safety hazard are influenced, and the assembly efficiency is greatly influenced by the manual assembly. Therefore, a high-precision shaft hole self-aligning device is needed to automatically align the installation shafts and the installation holes, so that the installation shafts can be installed simultaneously, and the installation efficiency can be improved while the installation precision meets the product quality requirement.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve above-mentioned problem, now provide a high accuracy shaft hole self-alignment device, include:
the mounting rack is provided with a plurality of through holes;
the linear bearings are respectively arranged in the through holes and extend downwards away from the mounting rack;
the centering floating mechanism is arranged at the top of the linear bearing and is elastically connected with the mounting frame;
the mounting rods are respectively sleeved in the linear bearings, a vacuum channel penetrates through the mounting rods, the tops of the mounting rods extend upwards towards the tops of the linear bearings and are connected with a vacuum joint, and the bottoms of the mounting rods extend downwards towards the bottoms of the linear bearings and form a suction hole connected with the vacuum channel;
the vibration cylinder is arranged at the top of the mounting frame and is connected with the top of the mounting rod;
and the sensor is arranged on the mounting frame and is positioned above the vacuum joint.
Preferably, the method further comprises the following steps:
the vibration rod is arranged at the top of the mounting frame and connected with the vibration cylinder, a plurality of vibration holes are formed in the vibration rod, and the top of the mounting rod is arranged in the vibration holes.
Preferably, the vacuum channel is made of a PE transparent material.
Preferably, the vibration cylinder is a horizontal vibration cylinder.
Preferably, the number of the linear bearings is 4.
Preferably, the number of the mounting rods is 4.
Has the following beneficial effects:
the high-precision shaft hole self-aligning device realizes automatic alignment assembly, improves the installation efficiency and avoids scratches among shaft holes.
Drawings
FIG. 1 is a schematic structural diagram of a high-precision shaft hole self-aligning device according to a preferred embodiment of the present invention;
fig. 2 is a schematic structural diagram of a high-precision shaft hole self-aligning device according to a preferred embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.
The present invention will be further described with reference to the accompanying drawings and specific embodiments, but the present invention is not limited thereto.
The utility model discloses a solve above-mentioned problem, now propose a high accuracy shaft hole self-alignment device, as shown in fig. 1 to 2, include:
the mounting frame 1 is provided with a plurality of through holes;
the linear bearings 2 are respectively arranged in the through holes and extend downwards away from the mounting rack;
the centering floating mechanism 3 is arranged at the top of the linear bearing 2 and is elastically connected with the mounting frame 1;
the mounting rods 4 are respectively sleeved in the linear bearings 2, a vacuum channel 41 penetrates through the mounting rods 4, the top of each mounting rod 1 extends upwards towards the top of each linear bearing 2 and is connected with a vacuum joint 6, and the bottom of each mounting rod 4 extends downwards towards the bottom of each linear bearing 2 and forms a suction hole 42 connected with the vacuum channel 41;
the vibration cylinder 9 is arranged at the top of the mounting frame 1 and is connected with the top of the mounting rod 1;
and the sensor 10 is arranged on the mounting frame 1 and is positioned above the vacuum joint 6.
Specifically, in the present embodiment, the high-precision shaft hole self-aligning device is used to mount the mounting shaft 5 into the mounting hole corresponding to the mounting shaft 5. The installation pole 4 is underneath through the installation axle 5 of actuation hole 42 vacuum actuation of vacuum channel 41 bottom, linear bearing 2 is established to the overcoat of installation pole 4, among the 2 top installation of linear bearing 3, centering relocation mechanism 3 and mounting bracket 1 elastic connection, centering relocation mechanism 3 drives linear bearing 2 and installation pole 4 and produces two horizontal direction vibrations of X axle and Y axle and produce the displacement thereby realize the installation axle 5 on the installation pole 4 and aim at the mounting hole under the drive of vibrations cylinder 9. Preferably, the mounting rod 4 sucks the mounting shaft 5 in a sucking hole 42 at the bottom of the mounting rod 4 through a vacuum channel, then the mounting shaft 5 is controlled to move to the mounting hole along with the mounting rod 4 for pre-alignment, when the mounting shaft 5 is not aligned with the mounting hole, the top of the mounting hole abuts against the mounting shaft 5, so as to apply an upward force to the mounting rod 4, the vacuum joint 6 at the top of the mounting rod 4 is prompted to trigger the sensor 10, the sensor 10 generates a corresponding sensing signal and sends the sensing signal to the vibration cylinder 9, the vibration cylinder 9 starts to vibrate and drives the centering floating mechanism 3 to generate a horizontal displacement, so that the mounting shaft 5 in the mounting rod 4 is aligned with the mounting hole, the vibration cylinder 9 continuously detects whether the sensing signal is received or not in the vibration process, and if the sensing signal can be received, the mounting hole still abuts against the mounting shaft 5 to apply the upward force to the mounting rod 4, namely the mounting shaft 5 is not aligned with the mounting hole, at the moment, the vibration cylinder 9 continues to vibrate to adjust the position of the mounting rod 4; if the sensing signal is not received during the vibration process, it indicates that the upward force does not exist between the mounting hole and the mounting shaft 5, i.e. the mounting shaft 5 is aligned with the mounting hole, and at this time, the vibration cylinder 9 stops vibrating. The high-precision shaft hole self-aligning device can realize that the minimum clearance between the mounting shaft 5 and the mounting hole is mounted under the condition that the clearance is 0.01mm and the tolerance of the position of the mounting hole is 0.24 mm.
The utility model discloses in the preferred embodiment, still include:
vibrations pole 7 sets up in mounting bracket 1 top and connects vibrations cylinder 9, and is equipped with a plurality of vibrations holes on vibrations pole 7, and installation pole 4 top sets up in vibrations hole 8.
Specifically, in this embodiment, the vibration rod 7 connected to the vibration cylinder 9 is provided, and the vibration rod 7 drives the mounting rods 4 to better control the vibration intensity of each mounting rod 4.
In the preferred embodiment of the present invention, the vacuum channel 41 is made of PE transparent material.
In the preferred embodiment of the present invention, the vibration cylinder 9 is a horizontal vibration cylinder.
In the preferred embodiment of the present invention, the number of the linear bearings 2 is 4.
In the preferred embodiment of the present invention, the number of the mounting rods 4 is 4.
The above description is only an example of the preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and those skilled in the art should be able to realize the equivalent alternatives and obvious variations of the present invention.
Claims (6)
1. A high-precision shaft hole self-aligning device, comprising:
the mounting rack is provided with a plurality of through holes;
the linear bearings are respectively arranged in the through holes and extend downwards away from the mounting rack;
the centering floating mechanism is arranged at the top of the linear bearing and is elastically connected with the mounting frame;
the mounting rods are respectively sleeved in the linear bearings, a vacuum channel penetrates through the mounting rods, the tops of the mounting rods extend upwards towards the tops of the linear bearings and are connected with a vacuum joint, and the bottoms of the mounting rods extend downwards towards the bottoms of the linear bearings and form a suction hole connected with the vacuum channel;
the vibration cylinder is arranged at the top of the mounting frame and is connected with the top of the mounting rod;
and the sensor is arranged on the mounting frame and is positioned above the vacuum joint.
2. The high-precision shaft hole self-aligning device of claim 1, further comprising:
the vibration rod is arranged at the top of the mounting frame and connected with the vibration cylinder, a plurality of vibration holes are formed in the vibration rod, and the top of the mounting rod is arranged in the vibration holes.
3. The high-precision shaft hole self-aligning device according to claim 1, wherein the vacuum channel is made of a PE transparent material.
4. The high precision shaft hole self-aligning device of claim 1, wherein the vibration cylinder is a horizontal vibration cylinder.
5. The high precision shaft hole self-aligning apparatus of claim 1, wherein said linear bearings are 4.
6. The high precision shaft hole self-aligning apparatus of claim 5, wherein said mounting rods are 4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921923321.3U CN210878497U (en) | 2019-11-08 | 2019-11-08 | High-precision shaft hole self-aligning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921923321.3U CN210878497U (en) | 2019-11-08 | 2019-11-08 | High-precision shaft hole self-aligning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210878497U true CN210878497U (en) | 2020-06-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921923321.3U Active CN210878497U (en) | 2019-11-08 | 2019-11-08 | High-precision shaft hole self-aligning device |
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| Country | Link |
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| CN (1) | CN210878497U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110682086A (en) * | 2019-11-08 | 2020-01-14 | 上海上汽马瑞利动力总成有限公司 | High-precision shaft hole self-alignment device and control method thereof |
| CN113211064A (en) * | 2021-06-07 | 2021-08-06 | 广西大学 | Multi-axial-hole assembly module for robot to connect to lead line for operation |
-
2019
- 2019-11-08 CN CN201921923321.3U patent/CN210878497U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110682086A (en) * | 2019-11-08 | 2020-01-14 | 上海上汽马瑞利动力总成有限公司 | High-precision shaft hole self-alignment device and control method thereof |
| CN110682086B (en) * | 2019-11-08 | 2024-05-17 | 上海上汽马瑞利动力总成有限公司 | High-precision shaft hole self-alignment control method |
| CN113211064A (en) * | 2021-06-07 | 2021-08-06 | 广西大学 | Multi-axial-hole assembly module for robot to connect to lead line for operation |
| CN113211064B (en) * | 2021-06-07 | 2022-06-28 | 广西大学 | Multi-axial-hole assembly module for robot to connect to lead line for operation |
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