CN221326824U

CN221326824U - Optical measurement clamp

Info

Publication number: CN221326824U
Application number: CN202322942783.2U
Authority: CN
Inventors: 夏天豪; 陈博杰; 夏鑫; 余声波; 周科杰
Original assignee: Ningbo Institute Of Metrology And Testing Ningbo New Material Inspection And Testing Center
Current assignee: Ningbo Institute Of Metrology And Testing Ningbo New Material Inspection And Testing Center
Priority date: 2023-11-01
Filing date: 2023-11-01
Publication date: 2024-07-12
Anticipated expiration: 2033-11-01

Abstract

The utility model discloses an optical measurement fixture, comprising: the bottom of the supporting table is provided with a lifting assembly; the adapter is arranged at one end of the top surface of the supporting table; the position adjusting mechanism comprises a first position adjusting component arranged at the other end of the supporting table, the top end of the first position adjusting component is sequentially provided with a second position adjusting component and a third position adjusting component, the top end of the third position adjusting component is provided with a collimating lens, and a fourth position adjusting component is arranged between the second position adjusting component and the third position adjusting component. According to the utility model, the relative positions of the collimating lens in the X-axis direction, the Y-axis direction and the Z-axis direction are adjusted through the three position adjusting assemblies, and the pitching angle of the collimating lens can be adjusted through the arrangement of the fourth position adjusting unit, so that the precision and the application range of the device are improved.

Description

Optical measurement clamp

Technical Field

The utility model relates to the technical field of optical communication, in particular to an optical measurement clamp.

Background

The existing optical path coupling mode is that a light source is connected to an adapter through an optical fiber, a collimating lens is placed at the other end of the adapter, light coming out of the adapter is collimated by adjusting the position of the collimating lens, and a light spot is coupled to a preset position, and the preset position is determined by a standard component.

However, in the actual operation process, the deviation of the collimation light path of the standard component and the tolerance of the assembly position of the device and the fixture of the fixing device are affected, and the angle deviation exists between the actual collimation light and the designed collimation light, if the deviation is larger, the light finding difficulty and the efficiency reduction of the subsequent light path coupling procedure of the optical module product can be caused.

For the above reasons, the present utility model provides a jig for learning measurement.

Disclosure of utility model

The utility model aims to provide an optical measuring clamp which is used for solving the problems existing in the prior art.

In order to achieve the above object, the present utility model provides the following solutions: the utility model provides an optical measurement jig, comprising:

the support platform is provided with a lifting assembly at the bottom;

The adapter is arranged at one end of the top surface of the supporting table;

the position adjusting mechanism comprises a first position adjusting component arranged at the other end of the supporting table, a second position adjusting component and a third position adjusting component are sequentially arranged at the top end of the first position adjusting component, a collimating lens is arranged at the top end of the third position adjusting component, the first position adjusting component, the second position adjusting component and the third position adjusting component are respectively used for adjusting the positions of the collimating lens in the X-axis direction, the Y-axis direction and the Z-axis direction, and a fourth position adjusting component is arranged between the second position adjusting component and the third position adjusting component;

wherein the collimating lens is arranged corresponding to the adapter.

According to the optical measurement clamp provided by the utility model, the first position adjustment assembly comprises the first sliding block which is connected to the supporting table in a sliding way, the bottom of the supporting table is provided with the first thread sleeve, the first sliding block is provided with the through hole, the through hole is rotationally connected with the first threaded rod, one end of the first threaded rod is in threaded fit with the first thread sleeve, and the other end of the first threaded rod extends out of the through hole.

According to the optical measurement clamp provided by the utility model, the second position adjusting assembly comprises the second sliding block fixedly connected to the top end of the first sliding block, the second sliding block is rotatably connected with the second threaded rod, the top end of the first sliding block is fixedly connected with the second threaded sleeve, one end of the second threaded rod is in threaded connection with the second threaded sleeve, and the axis of the second threaded rod is perpendicular to the axis of the first threaded rod.

According to the optical measurement fixture provided by the utility model, the third position adjustment assembly comprises the supporting block, the top end of the second sliding block is fixedly connected with the mounting block, the top end of the mounting block is provided with the mounting groove, the mounting groove is fixedly connected with the inserting block, the bottom of the supporting block is provided with the slot, the inserting block is inserted into the slot, the supporting block is provided with the through groove, the through groove is communicated with the slot, the positioning bolt is connected in the through groove in a threaded manner, and the positioning bolt is in limit fit with the inserting block.

According to the optical measurement clamp provided by the utility model, the fourth position adjustment assembly comprises a wedge block, a cushion block is arranged between the second slide block and the supporting block, the supporting block is rotationally connected to the top end of the cushion block, a chute is arranged at one end, far away from the cushion block, of the bottom of the supporting block, the wedge block is slidingly connected to the top surface of the second slide block, the inclined surface of the wedge block is slidingly matched with the chute, a third threaded rod is rotationally connected to the cushion block, a threaded hole is horizontally arranged on the wedge block, and the third threaded rod is in threaded connection with the threaded hole on the wedge block.

According to the optical measurement clamp provided by the utility model, the lifting assembly comprises the base, the base is of a U-shaped structure, the top surface of the base is vertically and slidably connected with the lifting screw, the top end of the lifting screw is fixedly connected with the bottom of the supporting table, the outer wall of the lifting screw is in threaded connection with the driving nut, and the driving nut is rotationally connected to the top surface of the base.

According to the optical measurement clamp provided by the utility model, the top surface of the base is vertically provided with the positioning hole, the lifting screw is vertically and slidably connected in the positioning hole, the inner wall of the positioning hole is fixedly connected with the positioning block, the outer wall of the lifting screw is provided with the positioning groove, and the positioning block is slidably connected in the positioning groove.

According to the optical measurement clamp provided by the utility model, the bottom surface of the base is provided with the moving assembly, the moving assembly comprises the horizontal guide rails, the horizontal guide rails are provided with a plurality of groups in parallel, and the base is arranged at the top end of the horizontal guide rails.

The utility model discloses the following technical effects:

According to the utility model, the relative positions of the collimating lens in the X-axis direction, the Y-axis direction and the Z-axis direction are adjusted through the first position adjusting assembly, the second position adjusting assembly and the third position adjusting assembly, and the pitching angle of the collimating lens can be adjusted through the arrangement of the fourth position adjusting unit, so that the precision and the application range of the device are improved.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of the structure of an optical measuring jig of the present utility model;

FIG. 2 is an enlarged view of FIG. 1 at A;

Fig. 3 is a schematic diagram of a mating relationship between an insert and a socket according to the present utility model.

1, A supporting table; 2. an adapter; 3. a collimating lens; 4. a first slider; 5. a first threaded sleeve; 6. a first threaded rod; 7. a second slider; 8. a second threaded rod; 9. a support block; 10. a mounting block; 11. a mounting groove; 12. inserting blocks; 13. positioning bolts; 14. wedge blocks; 15. a cushion block; 16. a chute; 17. a third threaded rod; 18. a base; 19. lifting screw rods; 20. and driving the nut.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In order that the above-recited objects, features and advantages of the present utility model will become more readily apparent, a more particular description of the utility model will be rendered by reference to the appended drawings and appended detailed description.

Referring to fig. 1-3, the present utility model provides an optical measurement jig comprising:

the support table 1, the bottom of the support table 1 is provided with a lifting assembly;

The adapter 2 is arranged at one end of the top surface of the supporting table 1;

The position adjusting mechanism comprises a first position adjusting component arranged at the other end of the supporting table 1, a second position adjusting component and a third position adjusting component are sequentially arranged at the top end of the first position adjusting component, the top end of the third position adjusting component is provided with a collimating lens 3, the first position adjusting component, the second position adjusting component and the third position adjusting component are respectively used for adjusting the positions of the collimating lens 3 in the X-axis direction, the Y-axis direction and the Z-axis direction, and a fourth position adjusting component is arranged between the second position adjusting component and the third position adjusting component;

wherein the collimator lens 3 is arranged corresponding to the adapter 2.

According to the utility model, the relative positions of the collimating lens 3 in the X-axis direction, the Y-axis direction and the Z-axis direction are adjusted through the first position adjusting assembly, the second position adjusting assembly and the third position adjusting assembly, and meanwhile, the pitching angle of the collimating lens 3 can be adjusted through the arrangement of the fourth position adjusting unit, so that the precision and the application range of the device are improved.

Further optimizing scheme, first position adjustment subassembly includes sliding connection's first slider 4 on brace table 1, and first thread bush 5 is installed to brace table 1's bottom, has seted up the through-hole on the first slider 4, and the through-hole internal rotation is connected with first threaded rod 6, and the one end and the 5 screw-thread fit of first thread bush of first threaded rod 6, the through-hole is stretched out to the other end of first threaded rod 6.

Further optimizing scheme, second position adjustment subassembly includes the second slider 7 of fixed connection on first slider 4 top, rotates on the second slider 7 and is connected with second threaded rod 8, the top fixedly connected with second thread bush of first slider 4, the one end and the second thread bush threaded connection of second threaded rod 8, and the axis of second threaded rod 8 is perpendicular with the axis of first threaded rod 6.

Further optimizing scheme, third position adjustment subassembly includes supporting shoe 9, and second slider 7 top fixedly connected with installation piece 10, installation groove 11 has been seted up on the top of installation piece 10, and fixedly connected with inserted block 12 in the installation groove 11, and the slot has been seted up to the bottom of supporting shoe 9, and inserted block 12 pegging graft in the slot, has seted up logical groove on the supporting shoe 9, leads to groove and slot intercommunication, leads to inslot threaded connection to have positioning bolt 13, positioning bolt 13 and the spacing cooperation of inserted block 12.

The length direction in the top view of the supporting table 1 is taken as the X-axis direction, the width direction is taken as the Y-axis direction, the height direction is taken as the Z-axis direction, a space rectangular coordinate system is established, the first threaded rod 6 is rotated, the first sliding block 4 and the collimating lens 3 are controlled to slide in the X-axis direction, the second threaded rod is rotated to control the collimating lens 3 to move in the Y-axis direction, the height of the supporting table 1 is controlled through the positioning bolt 13, the height of the collimating lens 3 in the Z-axis direction is controlled, the third threaded rod 17 is rotated, the wedge block 14 is controlled to slide on the top surface of the second sliding block 7, the mounting block 10 is extruded to rotate, the collimating lens 3 can rotate at a certain angle in the XOZ plane, and meanwhile, a relative sliding and rotating device can be arranged between the wedge block 14 and the groove surface of the chute 16 for controlling the mounting block 10, and the rotating angle of the mounting block 10 can be controlled by the wedge block 14.

Further optimizing scheme, fourth position adjustment subassembly includes voussoir 14, be provided with cushion 15 between second slider 7 and the supporting shoe 9, the supporting shoe 9 rotates the top of connecting at cushion 15, the chute 16 has been seted up to the one end that cushion 15 was kept away from to supporting shoe 9 bottom, voussoir 14 sliding connection is at the top surface of second slider 7, and the inclined plane and the chute 16 sliding fit of voussoir 14, it is connected with third threaded rod 17 to rotate on the cushion 15, threaded hole has been seted up to the level on the voussoir 14, threaded hole on the voussoir 14 is connected to third threaded rod 17 screw thread.

Further optimizing scheme, lifting assembly includes base 18, and base 18 is U type structure, and the vertical sliding connection of base 18 top surface has lifting screw 19, and lifting screw 19's top and the bottom fixed connection of supporting bench 1, lifting screw 19's outer wall threaded connection have drive nut 20, and drive nut 20 rotates the top surface of connecting at base 18. The lifting screw 19 is controlled to move along the axial direction by rotating the driving nut 20 to drive the supporting table 1 to move up and down.

Further optimizing scheme, the locating hole has been seted up vertically to base 18 top surface, and lifting screw 19 vertical sliding connection is in the locating hole, and locating piece fixedly connected with locating hole inner wall, the constant head tank has been seted up to lifting screw 19's outer wall, locating piece sliding connection in the constant head tank. The positioning block and the positioning groove are arranged to avoid synchronous rotation of the lifting screw 19 after the driving nut 20 is rotated, and meanwhile, if the stability problem of the device is also considered, the number of the lifting screw 19 can be multiple so as to maintain the stability of the supporting table 1.

Further optimizing scheme, the mobile assembly is installed to the bottom surface of base 18, and mobile assembly includes horizontal guide rail, and horizontal guide rail parallel arrangement has a plurality of groups, and the top at horizontal guide rail is installed to base 18. The horizontal position of the supporting table 1 can be adjusted through the arrangement of the horizontal guide rail, the spatial position of the supporting table 1 can be correspondingly adjusted through the lifting screw 19 matched with the vertical arrangement, and the flexibility of the device is improved.

In the description of the present utility model, it should be understood that the terms "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.

The foregoing embodiments are merely illustrative of the preferred embodiments of the present utility model, and the scope of the present utility model is not limited thereto, but various modifications and improvements made by those skilled in the art to which the present utility model pertains are made without departing from the spirit of the present utility model, and all changes and modifications and improvements fall within the scope of the present utility model as defined in the appended claims.

Claims

1. An optical measurement jig, comprising:

the support platform (1), the bottom of the support platform (1) is provided with a lifting assembly;

The adapter (2) is arranged at one end of the top surface of the supporting table (1);

The position adjusting mechanism comprises a first position adjusting component arranged at the other end of the supporting table (1), a second position adjusting component and a third position adjusting component are sequentially arranged at the top end of the first position adjusting component, a collimating lens (3) is arranged at the top end of the third position adjusting component, the first position adjusting component, the second position adjusting component and the third position adjusting component are respectively used for adjusting the positions of the collimating lens (3) in the X-axis direction, the Y-axis direction and the Z-axis direction, and a fourth position adjusting component is arranged between the second position adjusting component and the third position adjusting component;

Wherein the collimating lens (3) is arranged corresponding to the adapter (2).

2. An optical measurement jig according to claim 1, wherein: the first position adjusting assembly comprises a first sliding block (4) which is slidably connected to the supporting table (1), a first thread sleeve (5) is arranged at the bottom of the supporting table (1), a through hole is formed in the first sliding block (4), a first threaded rod (6) is rotationally connected to the through hole, one end of the first threaded rod (6) is in threaded fit with the first thread sleeve (5), and the other end of the first threaded rod (6) extends out of the through hole.

3. An optical measurement jig according to claim 2, wherein: the second position adjusting assembly comprises a second sliding block (7) fixedly connected to the top end of the first sliding block (4), a second threaded rod (8) is rotationally connected to the second sliding block (7), a second threaded sleeve is fixedly connected to the top end of the first sliding block (4), one end of the second threaded rod (8) is in threaded connection with the second threaded sleeve, and the axis of the second threaded rod (8) is perpendicular to the axis of the first threaded rod (6).

4. An optical measurement jig according to claim 3, wherein: the third position adjustment assembly comprises a supporting block (9), a mounting block (10) is fixedly connected to the top end of the second sliding block (7), a mounting groove (11) is formed in the top end of the mounting block (10), an inserting block (12) is fixedly connected to the mounting groove (11), a slot is formed in the bottom of the supporting block (9), the inserting block (12) is inserted into the slot, a through groove is formed in the supporting block (9), the through groove is communicated with the slot, a positioning bolt (13) is connected to the inner thread of the through groove, and the positioning bolt (13) is in limiting fit with the inserting block (12).

5. An optical measurement jig according to claim 4, wherein: the fourth position adjustment assembly comprises a wedge block (14), a cushion block (15) is arranged between the second sliding block (7) and the supporting block (9), the supporting block (9) is rotationally connected to the top end of the cushion block (15), a chute (16) is arranged at one end, far away from the cushion block (15), of the bottom of the supporting block (9), the wedge block (14) is slidably connected to the top surface of the second sliding block (7), the inclined surface of the wedge block (14) is slidably matched with the chute (16), a third threaded rod (17) is rotationally connected to the cushion block (15), a threaded hole is horizontally arranged on the wedge block (14), and the third threaded rod (17) is in threaded connection with the threaded hole in the wedge block (14).

6. An optical measurement jig according to claim 1, wherein: the lifting assembly comprises a base (18), the base (18) is of a U-shaped structure, a lifting screw (19) is vertically connected to the top surface of the base (18) in a sliding mode, the top end of the lifting screw (19) is fixedly connected with the bottom of the supporting table (1), a driving nut (20) is connected to the outer wall of the lifting screw (19) in a threaded mode, and the driving nut (20) is rotatably connected to the top surface of the base (18).

7. An optical measurement jig according to claim 6, wherein: the positioning hole is vertically formed in the top surface of the base (18), the lifting screw (19) is vertically and slidably connected in the positioning hole, the positioning block is fixedly connected to the inner wall of the positioning hole, the positioning groove is formed in the outer wall of the lifting screw (19), and the positioning block is slidably connected in the positioning groove.

8. An optical measurement jig according to claim 6, wherein: the movable assembly is arranged on the bottom surface of the base (18), the movable assembly comprises horizontal guide rails, a plurality of groups of horizontal guide rails are arranged in parallel, and the base (18) is arranged at the top end of each horizontal guide rail.