Device for detecting bending degree of optical fiber preform

By combining the clamping control components and the rotation servo motor, the optical fiber preform is quickly and conveniently clamped and its bending degree is detected, solving the problem of inconvenient detection in existing equipment and improving detection efficiency and flexibility.

CN223856420UActive Publication Date: 2026-01-30WUHAN HONGWEILI PRECISION MASCH CO LTD
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Patent Information

Application Number
CN202520487332.0
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-03-19
Publication Date
2026-01-30
Estimated Expiration
2035-03-19

AI Technical Summary

Technical Problem

Existing fiber optic preform bending testing equipment cannot flexibly and conveniently clamp and position the preform to meet different usage requirements, resulting in inconvenience in testing.

Method used

The telescopic control cylinder in the clamping control component controls the retraction of the cylinder telescopic rod. The traction arm is pulled by the traction arm adapter, which drives the three sets of clamping arms to flip and use the buffer elastic element to clamp the optical fiber preform. Combined with the rotation servo motor driving the motor shaft to rotate slowly, multiple sets of laser detectors are used for detection.

Benefits of technology

It enables quick and convenient clamping and positioning of optical fiber preforms of different diameters, preventing damage and improving testing efficiency and flexibility.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses an optical fiber preform bending degree detection device comprising a detection cabinet assembly, one end of the detection cabinet assembly is fixedly provided with a detection clamping assembly, the detection clamping assembly comprises a rotation control part, and one end of the rotation control part is provided with a clamping control part in a penetrating manner; according to the utility model, a telescopic control cylinder in the clamping control part is used for controlling a cylinder telescopic rod to shrink, and a clamping traction arm is pulled to move backwards through a traction arm adapter base I, so that three groups of clamping arm parts are pulled to turn inwards, and three groups of cambered surface chucks are positioned on the outer side of one end of an optical fiber preform for clamping; a certain buffering effect can be achieved during clamping through the arranged buffering elastic piece, the optical fiber preform is prevented from being damaged, at the moment, the servo motor is rotated to drive the motor rotating shaft to rotate at a low speed, and the bending degree of the optical fiber preform can be detected through the multiple sets of laser detectors; therefore, the optical fiber preforms with different diameter specifications can be clamped and limited quickly and conveniently, so that the detection work is facilitated.
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Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of the degree of bending detection equipment, and specifically relates to a kind of optical fiber preform degree of bending detection equipment. BACKGROUND

[0002] Optical fiber preform is the key raw material for manufacturing optical fiber, usually made of high-purity quartz glass. It is the basic material in the optical fiber drawing process, and through heating and stretching the preform, a slender optical fiber can be produced, and the quality of the optical fiber preform directly affects the performance of the final optical fiber.

[0003] Therefore, after the preparation of the optical fiber preform is completed, it still needs to detect various parameters, and the detection of the degree of bending of the optical fiber preform is one of them. However, the existing optical fiber preform degree of bending detection equipment cannot be conveniently and flexibly clamped and positioned for different use requirements during detection, which is not convenient for use. UTILITY MODEL CONTENT

[0004] The utility model aims at: in order to solve the existing optical fiber preform degree of bending detection equipment when detecting, cannot be conveniently and flexibly clamped and positioned for different use requirements, the problem that quick and convenient detection is more inconvenient, provide a kind of optical fiber preform degree of bending detection equipment.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a kind of optical fiber preform degree of bending detection equipment, comprising: detection cabinet assembly, the detection cabinet assembly one end is fixedly arranged with detection clamping assembly, the detection clamping assembly contains rotating control component, the rotating control component one end is provided with clamping control component, the rotating control component one end is rotatably connected with clamping arm component.

[0006] As a further scheme of the utility model: the detection cabinet assembly contains detection cabinet body, the inner side one end of the detection cabinet body is fixedly arranged with fixed mounting seat, the fixed mounting seat inside one end is provided with rotating shaft through-hole, the detection cabinet body inside other end is fixedly arranged with outer drive roller, the detection cabinet body inside is fixedly arranged with inner drive roller close to fixed mounting seat one end, the detection cabinet body inside is fixedly arranged with no-power roller between outer drive roller and inner drive roller, the detection cabinet body inside both sides are fixedly arranged with laser detector.

[0007] As a further scheme of the utility model: the rotation control part contains rotation servo motor, one end of rotation servo motor is rotatably connected with motor rotating shaft, one end of motor rotating shaft is fixedly provided with fixed seat plate, one end outer side of fixed seat plate is fixedly provided with connecting rod, one end of connecting rod is fixedly provided with clamping arm adapter, clamping arm adapter side is provided with clamping arm adapter groove, the inside of clamping arm adapter is provided with telescopic rod through hole.

[0008] As a further scheme of the utility model: the clamping control part contains telescopic control cylinder, one end of telescopic control cylinder is telescopically connected with cylinder telescopic rod, one end of cylinder telescopic rod is fixedly provided with traction arm adapter one, one end of traction arm adapter one side is rotatably connected with clamping traction arm, the number of clamping traction arms is three.

[0009] As a further scheme of the utility model: the clamping arm part contains clamping rotating arm, one end of clamping rotating arm is fixedly provided with traction arm adapter two, the other end of clamping rotating arm is fixedly provided with chuck adapter, one end of chuck adapter is rotatably connected with chuck plate, one end of chuck plate is rotatably connected with cambered surface chuck, the other end of chuck plate is provided with elastic element installation groove, one end inside of elastic element installation groove is fixedly provided with buffer elastic element, the other end of buffer elastic element is fixedly connected with clamping rotating arm, the number of clamping arm parts is three.

[0010] As a further scheme of the utility model: the outer drive roller, the inner drive roller and the no power roller are all concave cambered surface structure rollers, the outer drive roller and the inner drive roller are all driven rotating rollers with stepper motor drive, the no power roller is a no drive passive rotating roller, and the number of laser detectors is multiple.

[0011] Compared with the prior art, the utility model has the advantages that:

[0012] In the utility model, the telescopic control cylinder in the clamping control part controls the contraction of the cylinder telescopic rod, pulls the clamping traction arm to move backward through the traction arm adapter one, pulls the three clamping arm parts to turn inward so that the three cambered surface chucks are clamped on the outer side of one end of the optical fiber preform, the buffer elastic element can buffer when clamping, prevents the damage of the optical fiber preform, and the rotation of the motor rotating shaft driven by the rotation servo motor can be used to detect the bending degree of the optical fiber preform through the multiple laser detectors, so that the optical fiber preforms with different diameters can be clamped and limited quickly and conveniently, and the detection work is facilitated. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is the whole structure schematic diagram of the optical fiber preform bending degree detection equipment.

[0014] Figure 2 is a structural schematic view of a detection cabinet assembly in the optical fiber preform bending degree detection equipment according to the utility model;

[0015] Figure 3 is a structural schematic view of a detection clamping assembly in the optical fiber preform bending degree detection equipment according to the utility model;

[0016] Figure 4 is a structural schematic view of a rotation control component in the optical fiber preform bending degree detection equipment according to the utility model;

[0017] Figure 5 is a structural schematic view of a clamping control component in the optical fiber preform bending degree detection equipment according to the utility model;

[0018] Figure 6 is a structural schematic view of a clamping arm component in the optical fiber preform bending degree detection equipment according to the utility model.

[0019] In the figure: 1, detection cabinet assembly; 2, detection clamping assembly; 20, rotation control component; 21, clamping control component; 22, clamping arm component; 10, detection cabinet body; 11, fixed mounting seat; 12, rotation shaft through hole; 13, outer drive roller; 14, inner drive roller; 15, unpowered roller; 16, laser detector; 201, rotation servo motor; 202, motor rotation shaft; 203, fixed seat plate; 204, connecting rod; 205, clamping arm adapter seat; 206, clamping arm adapter groove; 207, telescopic rod through hole; 208, telescopic control cylinder; 209, cylinder telescopic rod; 210, traction arm adapter seat one; 211, clamping traction arm; 212, clamping rotation arm; 213, traction arm adapter seat two; 214, chuck adapter seat; 215, chuck plate; 216, cam chuck; 217, elastic element installation groove; 218, buffer elastic element. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0021] In the description of the utility model, it is necessary to explain that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description, and therefore cannot be understood as limiting the utility model. The terms "first", "second", "third" are only for the purpose of description, and cannot be understood as indicating or implying relative importance. In the description of the utility model, it is necessary to explain that, unless otherwise specified and limited, the terms "mounting", "connection", "connection", "setting" should be broadly understood, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication between two elements. For ordinary skilled persons in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances. The embodiments will be described below according to the overall structure of the utility model.

[0022] Referring to Figure 1 and Figure 3 In the utility model embodiment, a kind of optical fiber preform bending degree detection equipment, comprising: detection cabinet subassembly 1, detection cabinet subassembly 1 one end is fixedly arranged with detection clamping subassembly 2, detection clamping subassembly 2 includes rotating control component 20, rotating control component 20 one end is provided with clamping control component 21, rotating control component 20 one end is rotatably connected with clamping arm component 22.

[0023] Referring to Figure 2 , detection cabinet subassembly 1 includes detection cabinet body 10, the inner side one end of detection cabinet body 10 is fixedly arranged with fixed mounting seat 11, the inside one end of fixed mounting seat 11 is provided with shaft through hole 12, the other end of detection cabinet body 10 inside is fixedly arranged with outer drive roller 13, the other end of detection cabinet body 10 inside is fixedly arranged with inner drive roller 14 close to fixed mounting seat 11, detection cabinet body 10 inside is fixedly arranged with no power roller 15 between outer drive roller 13 and inner drive roller 14, both sides of detection cabinet body 10 inside are fixedly arranged with laser detector 16, outer drive roller 13, inner drive roller 14 and no power roller 15 are all concave camber surface structure roller, outer drive roller 13 and inner drive roller 14 are all driven rotating roller with stepper motor, no power roller 15 is no drive passive rotating roller, and laser detector 16 is provided with multiple groups.

[0024] Adopt the above scheme: through the feeding equipment, the optical fiber preform is transported to the outer drive roller 13, at this time, the inner arc roller is driven to rotate by the step motor in the outer drive roller 13, the optical fiber preform is transported inward to make it roll to the inner drive roller 14 through the unpowered roller 15, so that the optical fiber preform can be conveniently sent into the three groups of clamping arm components 22 in the inner detection clamping assembly 2.

[0025] Referring to Figure 4 , the rotating control component 20 comprises a rotating servo motor 201, one end of the rotating servo motor 201 is rotatably connected with a motor rotating shaft 202, one end of the motor rotating shaft 202 is fixedly provided with a fixed seat plate 203, one end of the fixed seat plate 203 is fixedly provided with a connecting rod 204, one end of the connecting rod 204 is fixedly provided with a clamping arm adapter seat 205, the clamping arm adapter seat 205 is provided with a clamping arm adapter slot 206 on the side, a telescopic rod through hole 207 is formed in the middle of the clamping arm adapter seat 205, the rotating servo motor 201 is adaptively and fixedly connected with the fixed mounting seat 11, and the motor rotating shaft 202 is movably arranged in the rotating shaft through hole 12.

[0026] Referring to Figure 5 , the clamping control component 21 comprises a telescopic control cylinder 208, one end of the telescopic control cylinder 208 is telescopically connected with a cylinder telescopic rod 209, one end of the cylinder telescopic rod 209 is fixedly provided with a traction arm adapter seat one 210, one end of the traction arm adapter seat one 210 is rotatably connected with a clamping traction arm 211, the clamping traction arm 211 is provided in three groups, the telescopic control cylinder 208 is adaptively and fixedly connected with the clamping arm adapter seat 205, and the cylinder telescopic rod 209 is movably arranged in the telescopic rod through hole 207.

[0027] Referring to Figure 6 , the clamping arm component 22 comprises a clamping rotating arm 212, one end of the clamping rotating arm 212 is fixedly provided with a traction arm adapter seat two 213, the other end of the clamping rotating arm 212 is fixedly provided with a chuck adapter seat 214, one end of the chuck adapter seat 214 is rotatably connected with a chuck plate 215, one end of the chuck plate 215 is rotatably connected with an arc chuck 216, the other end of the chuck plate 215 is provided with an elastic element mounting groove 217, one end of the elastic element mounting groove 217 is fixedly provided with a buffer elastic element 218, the other end of the buffer elastic element 218 is fixedly connected with the clamping rotating arm 212, the clamping arm component 22 is provided in three groups, the clamping rotating arm 212 is adaptively connected in the clamping arm adapter slot 206, and the traction arm adapter seat two 213 is adaptively connected with the clamping traction arm 211.

[0028] Adopting the above scheme: the contraction of the cylinder rod 209 in the telescopic control cylinder 208 in the clamping control part 21 controls the rear movement of the clamping traction arm 211 through the traction arm adapter one 210, thereby pulling the three sets of clamping arm parts 22 to turn inward and make the three sets of arc clamping heads 216 clamped outside one end of the optical fiber preform, the buffer elastic member 218 can play a certain buffering effect when clamping, preventing damage to the optical fiber preform, at this time, the slow rotation of the motor shaft 202 driven by the servo motor 201 can detect the bending degree of the optical fiber preform through the multiple laser detectors 16, so that the optical fiber preform of different diameter specifications can be clamped and limited quickly and conveniently, thereby facilitating the detection work.

[0029] The working principle of the utility model is: when using, first, the optical fiber preform is conveyed to the upper side of the outer driving roller 13 through the feeding equipment, at this time, the optical fiber preform is conveyed inward to make it roll to the inner driving roller 14 through the unpowered roller 15 and is sent into the three sets of clamping arm parts 22 in the inner detection clamping assembly 2 by the rotation of the internal arc roller driven by the stepping motor in the outer driving roller 13, at this time, the contraction of the cylinder rod 209 in the telescopic control cylinder 208 in the clamping control part 21 controls the rear movement of the clamping traction arm 211 through the traction arm adapter one 210, thereby pulling the three sets of clamping arm parts 22 to turn inward and make the three sets of arc clamping heads 216 clamped outside one end of the optical fiber preform, the buffer elastic member 218 can play a certain buffering effect when clamping, preventing damage to the optical fiber preform, at this time, the slow rotation of the motor shaft 202 driven by the servo motor 201 can detect the bending degree of the optical fiber preform through the multiple laser detectors 16, so that the optical fiber preform of different diameter specifications can be clamped and limited quickly and conveniently, thereby facilitating the detection work.

[0030] The above is only the preferred specific implementation mode of the utility model, but the protection scope of the utility model is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the utility model concept of the utility model within the technical range disclosed by the utility model, all should be covered in the protection scope of the utility model.

Claims

1. An optical fiber preform bend detection apparatus, characterized by, Include: The detection cabinet assembly (1) is fixedly provided with a detection clamping assembly (2) at one end, the detection clamping assembly (2) comprises a rotating control component (20), one end of the rotating control component (20) is provided with a clamping control component (21), and one end of the rotating control component (20) is rotatably connected with a clamping arm component (22).

2. The optical fiber preform bending degree detection device according to claim 1, characterized in that, The detection cabinet assembly (1) comprises a detection cabinet body (10), a fixed mounting seat (11) is fixedly arranged at one end of the inner side of the detection cabinet body (10), a rotating shaft through hole (12) is formed at one end of the inside of the fixed mounting seat (11), an outer drive roller (13) is fixedly arranged at the other end of the inside of the detection cabinet body (10), an inner drive roller (14) is fixedly arranged at one end of the inside of the detection cabinet body (10) close to the fixed mounting seat (11), a non-power roller (15) is fixedly arranged between the outer drive roller (13) and the inner drive roller (14) in the inside of the detection cabinet body (10), and laser detectors (16) are fixedly arranged on both sides of the inside of the detection cabinet body (10).

3. The optical fiber preform bending degree detection device according to claim 1, characterized in that, The rotating control component (20) comprises a rotating servo motor (201), one end of the rotating servo motor (201) is rotatably connected with a motor rotating shaft (202), one end of the motor rotating shaft (202) is fixedly provided with a fixed seat plate (203), one end of the fixed seat plate (203) is fixedly provided with a connecting rod (204), one end of the connecting rod (204) is fixedly provided with a clamping arm adapter seat (205), a clamping arm adapter groove (206) is formed in the side of the clamping arm adapter seat (205), and a telescopic rod through hole (207) is formed in the middle of the inside of the clamping arm adapter seat (205).

4. The optical fiber preform bending degree detection device according to claim 1, characterized in that, The clamping control component (21) comprises a telescopic control cylinder (208), the telescopic control cylinder (208) is telescopically connected with a cylinder telescopic rod (209) at one end, the cylinder telescopic rod (209) is fixedly provided with a traction arm adapter seat one (210) at one end, the traction arm adapter seat one (210) is rotatably connected with a clamping traction arm (211) at one end of the side, and the clamping traction arm (211) is provided in three groups.

5. The optical fiber preform bending degree detection device according to claim 1, characterized in that, The clamping arm component (22) comprises a clamping rotating arm (212), the clamping rotating arm (212) is fixedly provided with a traction arm adapter seat two (213) at one end, a chuck adapter seat (214) is fixedly arranged at the other end of the clamping rotating arm (212), the chuck adapter seat (214) is rotatably connected with a chuck plate (215) at one end, the chuck plate (215) is rotatably connected with an arc surface chuck (216) at one end, an elastic element mounting groove (217) is formed at the other end of the chuck plate (215), a buffer elastic element (218) is fixedly arranged at one end of the inside of the elastic element mounting groove (217), the other end of the buffer elastic element (218) is fixedly connected with the clamping rotating arm (212), and the clamping arm component (22) is provided in three groups.

6. The optical fiber preform bend detection apparatus according to claim 2, wherein The outer drive roller (13), the inner drive roller (14) and the unpowered roller (15) are all concave cambered surface structure rollers, the outer drive roller (13) and the inner drive roller (14) are both driven rotating rollers with step motor driving, the unpowered roller (15) is a driven rotating roller without driving, and the laser detector (16) is provided with multiple groups.