Laser emission focusing consistency structure and measuring equipment

Abstract

The utility model discloses a laser emission focusing consistency structure, which comprises a laser emission tube, a machine core and an optical assembly, the laser emission tube and the optical assembly can be fixed on the machine core, the machine core is connected with an optical axis machine, so that the consistency of light spots can be watched, and the focal length of a lens can be adjusted by adjusting the axial positions of the lens and the machine core. The pressing ring and the lens are matched to extrude the elastic element, the inclination of the lens can be adjusted, then the angle of a light spot is adjusted, when the consistency of the light spot meets the requirement, the consistency of laser emission and optical focusing can be guaranteed, and the production requirement of measuring equipment is met; when the light spot consistency is not qualified, the inclination of the lens can be adjusted by using the pressing ring and the elastic element, so that the light spot consistency is qualified. The laser focusing device is simple in structure and convenient to adjust, and ensures the consistency of laser emission and optical focusing to the greatest extent. The utility model further provides measuring equipment which comprises the laser emission focusing consistency structure, and the accuracy of a measuring result is effectively improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to laser measuring equipment and its peripheral supporting facility technical field, especially a kind of laser emission focusing consistency structure and measuring equipment. BACKGROUND

[0002] Laser measuring equipment plays an important role in multiple industries, which uses laser technology for high-precision measurement and detection. Laser measuring equipment is widely used in industrial manufacturing, scientific research, medical treatment and other fields, and by providing accurate measurement and detection, laser measuring equipment plays a key role in improving product quality and production efficiency.

[0003] The consistency of laser emission and focusing can ensure that the laser beam is accurately aligned with the measurement target, thereby reducing the aiming error and ensuring the accuracy of the measurement result. Therefore, the consistency of laser emission and focusing of laser measuring equipment is crucial to ensure the accuracy and reliability of measurement. SUMMARY

[0004] The utility model aims at providing a kind of laser emission focusing consistency structure and measuring equipment to solve the problems existing in the prior art, ensure that laser emission and optical focusing are consistent, and improve the measurement accuracy of measuring equipment.

[0005] To achieve the above object, the utility model provides the following scheme:

[0006] The utility model provides a kind of laser emission focusing consistency structure, comprising:

[0007] Laser emission tube;

[0008] Movement, the laser emission tube can be fixed to the axial one end of the movement, the movement is hollow structure, the movement can be detachably connected with optical axis machine;

[0009] Optical assembly, along the laser emission direction of the laser emission tube, the optical assembly is located in front of the laser emission tube, the optical assembly is detachably connected with the axial other end of the movement;The optical assembly includes lens and pressure ring, the pressure ring can fix the lens to the axial other end of the movement, and the lens can reciprocate along the axial direction of the movement to adjust focal length;Elastic element is arranged between the lens and the movement, the lens extrudes the elastic element to adjust the slope of the lens, and the pressure ring and the elastic element are hollow structure.

[0010] Preferably, the movement has a fixing hole matched with the laser emission tube, the laser emission tube extends into the fixing hole, and the fixing hole is a stepped hole.

[0011] Preferably, an adhesive layer is arranged between the laser emitting tube and the fixing hole.

[0012] Preferably, the optical assembly further comprises an optical sleeve, the optical sleeve is a hollow structure, the lens, the compression ring and the elastic element are arranged in the optical sleeve, the optical sleeve is detachably connected with the core, and the axial connection position between the optical sleeve and the core is adjustable, the compression ring and the elastic element are respectively located on two sides of the lens, the optical sleeve and the lens are in abutment with the elastic element, and the compression ring is detachably connected with the optical sleeve and the connection position is adjustable.

[0013] Preferably, the core and the compression ring are respectively screw-connected with the optical sleeve.

[0014] Preferably, the optical sleeve has a first external thread and a first internal thread, the core has a second internal thread matched with the first external thread, and the compression ring has a second external thread matched with the first internal thread.

[0015] Preferably, along the laser emitting direction of the laser emitting tube, the optical sleeve is sequentially provided with a first positioning groove and a second positioning groove from front to back, the diameter of the first positioning groove is larger than that of the second positioning groove, the elastic element is arranged in the first positioning groove, the lens is arranged in the second positioning groove, and the compression ring extends into the optical sleeve and is in abutment with the lens.

[0016] Preferably, the elastic element is a ring structure, and the cross section of the elastic element is circular.

[0017] Preferably, the side wall of the compression ring is provided with an opening, the opening is a U-shaped structure, and the opening direction of the opening is away from the lens.

[0018] The utility model further provides a kind of measuring equipment, including above-mentioned laser emitting focusing consistency structure.

[0019] The laser emitting focusing consistency structure of the utility model, including laser emitting tube, core and optical assembly, laser emitting tube can be fixed to the axial one end of core, the core is a hollow structure, and the core can be detachably connected with optical axis machine;Along the laser emitting direction of the laser emitting tube, optical assembly is located in front of laser emitting tube, and optical assembly is detachably connected with the axial other end of core;Optical assembly includes lens and compression ring, and compression ring can fix lens to the axial other end of core, and lens can reciprocate along the axial direction of core to adjust focal length;Elastic element is arranged between lens and core, and lens extrudes elastic element to adjust the slope of lens, and compression ring and elastic element are hollow structures.

[0020] The laser emission focusing consistency structure of the utility model, laser emission tube and optical assembly can be fixed on the core, the core and optical axis machine connection can watch the spot consistency, the axial position of adjusting lens and the core can adjust the focal length of lens, the slope of lens can be adjusted and the angle of spot is adjusted by using the compression ring and lens matched extrusion elastic element, when the spot consistency meets the requirement, the laser emission and optical focusing consistency can be guaranteed, the production demand of measuring equipment is met, when the spot consistency is unqualified, the slope of lens can be adjusted by using the compression ring and elastic element, so that the spot consistency is qualified.

[0021] The utility model also provides a kind of measuring equipment, including the laser emission focusing consistency structure of above-mentioned, effectively improve the measurement result accuracy. BRIEF DESCRIPTION OF DRAWINGS

[0022] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or prior art, the drawings needed to be used in the embodiments will be simply introduced as follows, obviously, the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can be obtained according to these drawings without creative labor.

[0023] Figure 1 The structural schematic diagram of the laser emission focusing consistency structure provided by the embodiments of the utility model is shown in the drawings;

[0024] Figure 2 The exploded structural schematic diagram of the laser emission focusing consistency structure provided by the embodiments of the utility model is shown in the drawings.

[0025] In the drawings: 1, laser emission tube;2, core;3, optical sleeve;4, elastic element;5, lens;6, compression ring. DETAILED DESCRIPTION

[0026] The technical scheme in the embodiments of the utility model will be clearly and completely described in the drawings of the embodiments of the utility model, obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the utility model.

[0027] The utility model aims at providing a kind of laser emission focusing consistency structure and measuring equipment, to solve the problems in the above prior art, guarantee laser emission and optical focusing consistency, improve the measurement result accuracy of measuring equipment.

[0028] In order to make the above-mentioned purposes, features and advantages of the present application more apparent, understandable and easy to understand, the present application will be further described in detail below with reference to the drawings and specific embodiments.

[0029] Embodiment one

[0030] The embodiment provides a laser emission focusing consistency structure, which comprises a laser emission tube 1, a core 2 and an optical assembly, the laser emission tube 1 can be fixed to an axial end of the core 2, the core 2 is a hollow structure, and the core 2 can be detachably connected with an optical axis machine; along a laser emission direction of the laser emission tube 1, the optical assembly is located in front of the laser emission tube 1, and the optical assembly is detachably connected with the other axial end of the core 2; the optical assembly comprises a lens 5 and a compression ring 6, the compression ring 6 can fix the lens 5 to the other axial end of the core 2, and the lens 5 can reciprocally move along an axial direction of the core 2 to adjust a focal length; an elastic element 4 is arranged between the lens 5 and the core 2, the lens 5 extrudes the elastic element 4 to adjust a slope of the lens 5, and the compression ring 6 and the elastic element 4 are both hollow structures.

[0031] The laser emission focusing consistency structure of the present application can fix the laser emission tube 1 and the optical assembly on the core 2, can watch the spot consistency by connecting the core 2 with the optical axis machine, can adjust the focal length of the lens 5 by adjusting the axial position of the lens 5 and the core 2, can adjust the slope of the lens 5 and the angle of the spot by extruding the elastic element 4 by the cooperation of the compression ring 6 and the lens 5, can ensure the laser emission and optical focusing consistency when the spot consistency meets the requirements, and can meet the production requirements of the measuring equipment; when the spot consistency is unqualified, the slope of the lens 5 can be adjusted by the compression ring 6 and the elastic element 4, so that the spot consistency is qualified. The laser emission focusing consistency structure of the present application is simple in structure and convenient to adjust, can ensure the laser emission and optical focusing consistency to the greatest extent, and provides a powerful guarantee for subsequent measurement.

[0032] The core 2 has a fixing hole matched with the laser emission tube 1, the laser emission tube 1 is inserted into the fixing hole, the installation and positioning of the laser emission tube 1 are facilitated, and the fixing hole is a stepped hole.

[0033] It should be noted that an adhesive layer is further arranged between the laser emission tube 1 and the fixing hole, the connection stability of the laser emission tube 1 and the core 2 is further improved, the structural stability of the laser emission tube 1 is ensured, and convenience is provided for subsequent laser emission and optical adjustment consistency.

[0034] Specifically, the optical assembly further comprises an optical sleeve 3, the optical sleeve 3 is a hollow structure, the lens 5, the compression ring 6 and the elastic element 4 are arranged in the optical sleeve 3, the optical sleeve 3 is detachably connected with the movement 2 and the axial connection position between the two can be adjusted, the focal length of the lens 5 is adjusted by adjusting the optical sleeve 3, the compression ring 6 and the elastic element 4 are respectively located on the two sides of the lens 5, the optical sleeve 3 and the lens 5 are in contact with the elastic element 4, the compression ring 6 is detachably connected with the optical sleeve 3 and the connection position can be adjusted, the compression ring 6 is connected with the optical sleeve 3 to compress the lens 5 and the elastic element 4, and the compression degree of the elastic element 4 is adjusted by adjusting the compression ring 6, the slope of the compression ring 6 and the lens 5 is adjusted under the elastic force of the compression ring 6 and the elastic element 4, and the purpose of spot consistency is achieved.

[0035] In the specific embodiment, the movement 2 and the compression ring 6 are respectively threadedly connected with the optical sleeve 3, the connection is fastened, convenient to disassemble and assemble, and the connection position is convenient to adjust.

[0036] Among them, the optical sleeve 3 has a first outer thread and a first inner thread, the movement 2 has a second inner thread matched with the first outer thread, the optical sleeve 3 is screwed into the movement 2 to realize the thread connection between the two, the compression ring 6 has a second outer thread matched with the first inner thread, and the compression ring 6 is screwed into the optical sleeve 3 to realize the thread connection between the two.

[0037] More specifically, along the laser emitting direction of the laser emitting tube 1, the optical sleeve 3 is sequentially provided with a first positioning groove and a second positioning groove, the diameter of the first positioning groove is larger than that of the second positioning groove, the elastic element 4 is arranged in the first positioning groove, the lens 5 is arranged in the second positioning groove, and the compression ring 6 is screwed into the optical sleeve 3 and in contact with the lens 5. The first positioning groove and the second positioning groove are arranged in the optical sleeve 3, the installation and positioning precision of the elastic element 4 and the lens 5 is improved, the lens 5 is in contact with the elastic element 4, and the slope of the lens 5 is adjusted by using the elastic deformation of the elastic element 4. It should be explained here that there is a gap between the second positioning groove and the first inner thread in the optical sleeve 3 (i.e. the optical sleeve 3 has a non-threaded section), the position of the light spot can be adjusted by 360° in the non-threaded section of the optical sleeve 3, and the reliability of the laser emitting focusing consistency structure is further improved.

[0038] In the specific embodiment, the elastic element 4 is in a ring structure, and the cross section of the elastic element 4 is circular. The ring-shaped elastic element 4 is selected to ensure that the elastic element 4 is in contact with the lens 5 and to adjust the slope of the lens 5 and the compression ring 6 to solve the problem of spot consistency. In actual application, other shapes of elastic element 4 can also be selected according to specific working conditions to meet the requirements of emission focusing consistency and improve the flexible adaptability of the overall structure.

[0039] In addition, the side wall of the pressing ring 6 has a notch, which is U-shaped, and the opening direction of the notch is away from the lens 5, which facilitates the rotation operation of the pressing ring 6. In actual application, a plurality of notches can be provided, and the notches are uniformly distributed around the axis of the pressing ring 6, thereby improving the stress uniformity of the pressing ring 6.

[0040] In the laser emission focusing consistency structure of the utility model, first, the laser emission tube 1 is fixed on the movement 2, then the elastic element 4 and the lens 5 are assembled into the optical sleeve 3, and the elastic element 4 and the lens 5 are pressed by the pressing ring 6 screwed into the optical sleeve 3, then the assembled optical sleeve 3 component is screwed into the movement 2 to observe the spot consistency through the optical axis machine, the pressing ring 6 can fine-tune the focal length and spot angle of the lens 5, and the optical sleeve 3 can adjust the focal length of the lens 5. If the spot consistency is OK (i.e. the spot consistency meets the standard), then it is fixed by glue. If the spot consistency is NG (i.e. the spot consistency does not meet the standard), then the lens 5 and the slope of the pressing ring 6 are adjusted by the elastic force of the elastic element 4 and the pressing ring 6 to adjust the spot consistency problem, the pressing ring 6 can adjust the spot position by 360 degrees at the non-threaded position of the optical sleeve 3 until the spot consistency is OK. It should be explained here that the spot consistency standard is the common knowledge of those skilled in the art, which will not be repeated here.

[0041] Embodiment two

[0042] The utility model also provides a kind of measuring equipment, including the laser emission focusing consistency structure of embodiment one, to effectively improve the measurement result accuracy of measuring equipment.

[0043] The principle and implementation mode of the utility model are described by applying specific examples in the utility model, and the above embodiment is only used to help understand the method and core idea of the utility model;Meanwhile, for those skilled in the art, according to the idea of the utility model, there will be changes in specific implementation mode and application range. In conclusion, the content of the specification should not be understood as the limitation of the utility model.

Claims

1. A laser emission focusing consistency structure, characterized by, The laser emission tube is fixed to one end of the core along the axial direction, the core is a hollow structure, and the core is detachably connected with the optical axis machine. The optical assembly is located in front of the laser emission tube along the laser emission direction of the laser emission tube, the optical assembly is detachably connected with the other end of the core along the axial direction, the optical assembly comprises a lens and a compression ring, the compression ring is capable of fixing the lens to the other end of the core along the axial direction, and the lens is capable of reciprocating along the axial direction of the core to adjust the focal length, an elastic element is arranged between the lens and the core, the lens presses the elastic element to adjust the slope of the lens, and the compression ring and the elastic element are hollow structures. The core has a fixing hole matched with the laser emission tube, the laser emission tube extends into the fixing hole, and the fixing hole is a stepped hole. An adhesive layer is arranged between the laser emission tube and the fixing hole.

2. The laser emission focus consistency structure according to claim 1, characterized in that: The optical assembly further comprises an optical sleeve, the optical sleeve is a hollow structure, the lens, the compression ring and the elastic element are arranged in the optical sleeve, the optical sleeve is detachably connected with the core, the axial connection position between the optical sleeve and the core is adjustable, the compression ring and the elastic element are respectively located on two sides of the lens, the optical sleeve and the lens abut against the elastic element, and the compression ring is detachably connected with the optical sleeve and the connection position is adjustable.

3. The laser emission focus consistency structure according to claim 2, characterized in that: The core and the compression ring are respectively screw-connected with the optical sleeve.

4. The laser emission focus-consistency structure according to claim 2 or 3, characterized in that: The optical sleeve has a first external thread and a first internal thread, the core has a second internal thread matched with the first external thread, and the compression ring has a second external thread matched with the first internal thread.

5. The laser emission focus consistency structure according to claim 4, characterized in that: The optical sleeve sequentially comprises a first positioning groove and a second positioning groove along the laser emission direction of the laser emission tube, the diameter of the first positioning groove is larger than that of the second positioning groove, the elastic element is arranged in the first positioning groove, the lens is arranged in the second positioning groove, and the compression ring extends into the optical sleeve and abuts against the lens.

6. The laser emission focus consistency structure according to claim 5, characterized in that: The elastic element is a ring structure, and the cross section of the elastic element is circular.

7. The laser emission focus consistency structure according to claim 4, characterized in that: The side wall of the compression ring has an opening, and the opening is a U-shaped structure, and the opening direction of the opening is away from the lens.

8. The laser emission focus consistency structure according to claim 4, characterized by: The laser emission focusing consistency structure comprises the laser emission focusing consistency structure according to any one of claims 1-9.

9. The laser emission focus consistency structure according to claim 1, characterized in that: ​ 10. A measuring device, characterized by: ​

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