Adjustable bearing device

Abstract

The utility model provides an adjustable bearing device which comprises a bearing mechanism which comprises a base, a connecting assembly and a bearing platform, and the bearing platform is connected to the base through the connecting assembly; the first direction adjusting mechanism comprises a first electric cylinder arranged on the bearing platform, and the first electric cylinder is used for driving the bearing platform to rotate with the first direction as the axis; the second direction adjusting mechanism comprises a second electric cylinder arranged on the bearing platform, and the second electric cylinder is used for driving the bearing platform to rotate with the second direction as the axis; the third direction adjusting mechanism comprises a third electric cylinder arranged at the lower end of the bearing platform, the bearing platform can rotate through the third electric cylinder with the third direction as the axis, and the third direction is perpendicular to the first direction and the second direction in pairs. According to the bearing device disclosed by the utility model, the problems that the adjusting efficiency of the bearing platform is low and the adjusting accuracy is difficult to guarantee due to the fact that the bearing platform is manually adjusted by adopting a micrometer in the existing bearing device can be solved.

Description

Technical Field

[0001] The utility model belongs to the technical field of bearing devices, and more specifically, relates to an adjustable bearing device. Background Art

[0002] Fiber Bragg Grating is a diffraction grating formed by periodically modulating the refractive index of the fiber core in an axial direction through a certain method. It is a passive filter device. The production of fiber Bragg Grating uses the photosensitivity of the optical fiber material to write the incident light coherent field pattern into the fiber core through ultraviolet light exposure, and produces a periodic change in the refractive index along the axial direction of the fiber core, thereby forming a permanent spatial phase grating.

[0003] In the process of manufacturing fiber gratings, the optical fiber needs to be fixed on the bearing platform of the bearing device through tooling, and according to the manufacturing requirements, the optical fiber is driven to rotate through the bearing platform. The existing bearing device adopts manual adjustment of the micrometer installed on the bearing platform to realize the rotation of the optical fiber, but the efficiency of manual adjustment is low, and it is difficult to ensure the accuracy of the adjustment, which will have an adverse effect on the manufacturing process of the fiber grating. Therefore, the existing bearing device cannot meet the manufacturing requirements of the fiber grating, the use effect is poor, and further improvement is still needed. Utility Model Content

[0004] The utility model aims to solve the problem that the existing bearing device adopts a micrometer to manually adjust the bearing platform, resulting in low adjustment efficiency of the bearing platform and difficulty in ensuring the accuracy of the adjustment.

[0005] In order to achieve the above object, the utility model provides an adjustable bearing device, comprising:

[0006] The bearing mechanism comprises a base, a connecting assembly and a bearing platform, wherein the bearing platform is connected to the base through the connecting assembly;

[0007] The first direction adjustment mechanism comprises a first electric cylinder arranged on the carrying platform, the first electric cylinder is used to drive the carrying platform to rotate with the first direction as the axis;

[0008] The second direction adjustment mechanism comprises a second electric cylinder arranged on the carrying platform, the second electric cylinder is used to drive the carrying platform to rotate around the second direction as the axis;

[0009] The third direction adjustment mechanism comprises a third electric cylinder arranged at the lower end of the carrying platform, and the carrying platform can be rotated around a third direction as an axis through the third electric cylinder, and the third direction is perpendicular to the first direction and the second direction.

[0010] Optionally, the first direction adjustment mechanism, the second direction adjustment mechanism and the third direction adjustment mechanism each include a fixing seat for fixing the first electric cylinder, the second electric cylinder and the third electric cylinder respectively.

[0011] Optionally, the connection assembly includes a connection rod connected to the base and a universal joint arranged on the connection rod, and the upper end of the universal joint is connected to the bearing platform.

[0012] Optionally, a movable plate is sleeved on the connecting rod, one end of which is connected to the third electric cylinder, and a first tensioning spring is arranged through the movable plate. The upper end of the first tensioning spring is connected to the supporting platform, so that the third electric cylinder can drive the supporting platform to rotate around the third direction through the movable plate and the first tensioning spring.

[0013] Optionally, a second tension spring for connecting the movable plate is provided on the base.

[0014] Optionally, a third tension spring for connecting to the bearing platform is provided on the base.

[0015] Optionally, a support block for supporting one end of the carrying platform having the second electric cylinder is provided on the base.

[0016] The beneficial effects of the utility model are:

[0017] The adjustable bearing device proposed in the utility model is configured by arranging the first electric cylinder and the second electric cylinder on the bearing platform, so that the first electric cylinder and the second electric cylinder can respectively drive the bearing platform to rotate with the first direction and the second direction as the axis, and by arranging the third electric cylinder at the lower end of the bearing platform, the bearing platform can be rotated with the third direction as the axis by the third electric cylinder. Compared with the existing bearing devices, the bearing device of the utility model can use the first electric cylinder, the second electric cylinder and the third electric cylinder to realize the rotation of the bearing platform with three directions as the axis, improve the adjustment efficiency of the bearing platform, and can ensure the accuracy of the adjustment to meet the production requirements of the fiber grating, and the use effect is better.

[0018] According to the above content, the utility model can effectively solve the problem that the existing carrying device uses a micrometer to manually adjust the carrying platform, resulting in low adjustment efficiency of the carrying platform and difficulty in ensuring the accuracy of the adjustment.

[0019] Other features and advantages of the present invention will be described in detail in the subsequent specific implementation section. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] The present invention may be better understood by referring to the following description in conjunction with the accompanying drawings, in which the same or similar reference numerals are used throughout the drawings to represent the same or similar components.

[0021] Figure 1 A schematic structural diagram of an adjustable carrying device at a first viewing angle according to an embodiment of the utility model is shown;

[0022] Figure 2 A schematic structural diagram of an adjustable carrying device at a second viewing angle according to an embodiment of the utility model is shown;

[0023] Figure 3 A schematic structural diagram of an adjustable carrying device at a third viewing angle according to an embodiment of the utility model is shown.

[0024] Reference numerals:

[0025] 1- Base;

[0026] 2-Carrying platform;

[0027] 3- The first electric cylinder;

[0028] 4- Second electric cylinder;

[0029] 5- The third electric cylinder;

[0030] 6-fixed seat;

[0031] 7- Connecting rod;

[0032] 8-Universal joint;

[0033] 9-Active board;

[0034] 10- first tension spring;

[0035] 11- second tension spring;

[0036] 12- third tension spring;

[0037] 13-Support block. DETAILED DESCRIPTION

[0038] In order to enable technicians in the relevant technical field to more fully understand the technical solution of the utility model, the exemplary implementation of the utility model will be described in more comprehensive and detailed in conjunction with the accompanying drawings below. Obviously, the one or more implementations of the utility model described below are only one or more of the specific ways to implement the technical solution of the utility model, and are not exhaustive. It should be understood that other ways belonging to a general utility model concept can be used to implement the technical solution of the utility model, and should not be limited by the exemplary description of the implementation. Based on one or more implementations of the utility model, all other implementations obtained by ordinary technicians in this field without making creative work should fall within the scope of protection of the utility model.

[0039] Example: Figure 1 A schematic structural diagram of an adjustable carrying device at a first viewing angle according to an embodiment of the utility model is shown; Figure 2 A schematic structural diagram of an adjustable carrying device at a second viewing angle according to an embodiment of the utility model is shown; Figure 3 A schematic structural diagram of an adjustable carrying device at a third viewing angle according to an embodiment of the utility model is shown.

[0040] Reference Figure 1-3 , an embodiment of the utility model provides an adjustable bearing device, comprising:

[0041] The bearing mechanism comprises a base 1, a connecting assembly and a bearing platform 2, wherein the bearing platform 2 is connected to the base 1 through the connecting assembly;

[0042] The first direction adjustment mechanism comprises a first electric cylinder 3 arranged on the carrying platform 2, and the first electric cylinder 3 is used to drive the carrying platform 2 to rotate with the first direction as the axis;

[0043] The second direction adjustment mechanism comprises a second electric cylinder 4 arranged on the carrying platform 2, and the second electric cylinder 4 is used to drive the carrying platform 2 to rotate with the second direction as the axis;

[0044] The third direction adjustment mechanism includes a third electric cylinder 5 arranged at the lower end of the carrying platform 2. The carrying platform 2 can be rotated around the third direction as the axis through the third electric cylinder 5. The third direction is perpendicular to the first direction and the second direction.

[0045] In a specific embodiment, the first electric cylinder 3 , the second electric cylinder 4 and the third electric cylinder 5 are all controlled by external servo motors.

[0046] In one embodiment, the first direction adjustment mechanism, the second direction adjustment mechanism and the third direction adjustment mechanism all include a fixing seat 6 for fixing the first electric cylinder 3 , the second electric cylinder 4 and the third electric cylinder 5 respectively.

[0047] Specifically, two fixing seats for fixing the first electric cylinder and the second electric cylinder are respectively arranged on both sides of the diagonal of the carrying platform to drive the two sides of the carrying platform to rotate, thereby adjusting the position of the optical fiber to facilitate the production of the fiber grating.

[0048] In one embodiment, the connection assembly includes a connection rod 7 connected to the base 1 and a universal joint 8 arranged on the connection rod 7, and the upper end of the universal joint 8 is connected to the carrying platform 2. So that the carrying platform can rotate around the connection rod as the center and around the first direction, the second direction or the third direction as the axis.

[0049] In one embodiment, a movable plate 9 is sleeved on the connecting rod 7 and one end of the movable plate 9 is connected to the third electric cylinder 5. A first tensioning spring 10 is penetrated through the movable plate 9. The upper end of the first tensioning spring 10 is connected to the supporting platform 2, so that the third electric cylinder 5 can drive the supporting platform 2 to rotate around the third direction through the movable plate 9 and the first tensioning spring 10.

[0050] Specifically, the third electric cylinder is connected to the base through a fixed seat. When the third electric cylinder is started, it can drive the movable plate to rotate with the third direction as the axis. The rotation of the movable plate puts the first tension spring in a stretched state, thereby driving the bearing platform to rotate.

[0051] In a specific embodiment, a second tension spring 11 for connecting the movable plate 9 is provided on the base 1. The second tension spring is arranged parallel to the base, one end of which is connected to the movable plate, and the other end is connected to the base through a tool, and is used for resetting the movable plate after rotation and buffering during rotation.

[0052] In a specific embodiment, the base 1 is provided with a third tension spring 12 for connecting the carrying platform 2. Specifically, two third tension springs are symmetrically arranged along the second direction, and their upper and lower ends are respectively connected to the carrying platform and the base, so as to tighten and reset the carrying platform.

[0053] In one embodiment, a support block 13 for supporting one end of the carrying platform 2 having the second electric cylinder 4 is disposed on the base 1 .

[0054] When the carrying device of the utility model is in use, the carrying device can be placed as a whole at a specified position, and then the optical fiber can be fixed on the carrying platform through a tooling. Then, during the production process of the fiber grating, according to the production needs, the first electric cylinder, the second electric cylinder or the third electric cylinder can be selectively used to adjust the carrying platform, so that the carrying platform can rotate about the first direction, the second direction or the third direction as the axis, until the fiber grating is completed.

[0055] The adjustable bearing device of the utility model is configured by arranging the first electric cylinder and the second electric cylinder on the bearing platform, so that the first electric cylinder and the second electric cylinder can respectively drive the bearing platform to rotate with the first direction and the second direction as the axis, and by arranging the third electric cylinder at the lower end of the bearing platform, the bearing platform can be rotated with the third direction as the axis by the third electric cylinder. Compared with the existing bearing devices, the bearing device of the utility model can use the first electric cylinder, the second electric cylinder and the third electric cylinder to realize the rotation of the bearing platform with three directions as the axis, improve the adjustment efficiency of the bearing platform, and can ensure the accuracy of the adjustment to meet the production requirements of the fiber grating, and the use effect is better.

[0056] Furthermore, by providing the first tension spring and the third tension spring, the bearing platform can be limited to facilitate its rotation and resetting after rotation, and by providing the second tension spring, the movable plate can be relocated and its rotation can be buffered.

[0057] Compared with the existing carrying device, the carrying device of the utility model can utilize the first electric cylinder, the second electric cylinder and the third electric cylinder to improve the adjustment efficiency of the carrying platform and can ensure the accuracy of the adjustment to meet the production requirements of the fiber grating, and the use effect is better.

[0058] Although one or more embodiments of the utility model are described above, it should be known to those skilled in the art that the utility model can be implemented in any other form without departing from its subject matter and scope. Therefore, the embodiments described above are illustrative rather than restrictive, and many modifications and substitutions are obvious to those skilled in the art without departing from the spirit and scope of the utility model as defined in the appended claims.

Claims

1. An adjustable bearing device, characterized in that: include: The bearing mechanism comprises a base, a connecting assembly and a bearing platform, wherein the bearing platform is connected to the base through the connecting assembly; The first direction adjustment mechanism comprises a first electric cylinder arranged on the carrying platform, the first electric cylinder is used to drive the carrying platform to rotate with the first direction as the axis; The second direction adjustment mechanism comprises a second electric cylinder arranged on the carrying platform, the second electric cylinder is used to drive the carrying platform to rotate around the second direction as the axis; The third direction adjustment mechanism comprises a third electric cylinder arranged at the lower end of the carrying platform, and the carrying platform can be rotated around a third direction as an axis through the third electric cylinder, and the third direction is perpendicular to the first direction and the second direction.

2. The adjustable carrying device according to claim 1, characterized in that: The first direction adjustment mechanism, the second direction adjustment mechanism and the third direction adjustment mechanism each include a fixing seat for fixing the first electric cylinder, the second electric cylinder and the third electric cylinder respectively.

3. The adjustable carrying device according to claim 1, characterized in that: The connecting assembly comprises a connecting rod connected to the base and a universal joint arranged on the connecting rod, and the upper end of the universal joint is connected to the bearing platform.

4. The adjustable carrying device according to claim 3, characterized in that: A movable plate is sleeved on the connecting rod, one end of which is connected to the third electric cylinder. A first tensioning spring is penetrated through the movable plate, and the upper end of the first tensioning spring is connected to the supporting platform, so that the third electric cylinder can drive the supporting platform to rotate around the third direction as the axis through the movable plate and the first tensioning spring.

5. The adjustable carrying device according to claim 4, characterized in that: The base is provided with a second tension spring for connecting the movable plate.

6. The adjustable carrying device according to claim 5, characterized in that: The base is provided with a third tension spring for connecting to the bearing platform.

7. The adjustable carrying device according to claim 1, characterized in that: A support block for supporting one end of the carrying platform having the second electric cylinder is arranged on the base.

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