CN212071607U

CN212071607U - Ceramic ferrule grinding end face detection device

Info

Publication number: CN212071607U
Application number: CN202020698217.5U
Authority: CN
Inventors: 李向阳; 游俊裕; 高永涛
Original assignee: Siny Optic Com Co ltd
Current assignee: Siny Optic Com Co ltd
Priority date: 2020-04-29
Filing date: 2020-04-29
Publication date: 2020-12-04
Anticipated expiration: 2030-04-29

Abstract

The utility model belongs to the field of ceramic ferrule production, in particular to a ceramic ferrule grinding end face detection device, which comprises a detection platform and a detection mirror; the detection platform comprises a fixed chassis, a rotary tray and a grinding disc, an accommodating cavity is coaxially arranged in the fixed chassis, a rolling bearing is arranged in the accommodating cavity, the lower part of the rotary tray is attached and clamped in an inner ring of the rolling bearing, and the outer peripheral surface of the upper part of the rotary tray is in sliding contact with the inner wall of the accommodating cavity in a matching manner; the top of the rotary tray is coaxially provided with an accommodating groove and a positioning pin, the bottom surface of the grinding disc is coaxially and fixedly connected with a clamping shaft and a positioning groove which are matched with the accommodating groove, and the circumferential edge of the top surface of the grinding disc is provided with a plurality of ferrule grooves matched with ceramic ferrules; the detection mirror comprises a magnifier, a mirror frame and a universal adjusting frame, wherein the magnifier is suspended above the ceramic ferrule through the mirror frame and the universal adjusting frame. The detection device enables the ceramic ferrule to be directly rotated and detected along with the grinding disc, and the ceramic ferrule does not need to be taken out and detected one by one, so that the operation steps are simplified.

Description

Ceramic ferrule grinding end face detection device

Technical Field

The utility model belongs to pottery lock pin production field, concretely relates to pottery lock pin grinds terminal surface detection device.

Background

The ceramic ferrule is one of optical fiber ferrules, and is the most common and most numerous precise positioning piece in an optical fiber communication network. After the ceramic ferrule is processed on the grinding disc, the flatness of the end face of the ceramic ferrule needs to be detected on a CCD magnifying lens which is 50 times of the grinding end face of the ceramic ferrule.

At present, the detection operation of the grinding end face of the ceramic ferrule is divided into eight steps: 1. disassembling the ceramic ferrule; 2. the tweezers clamp the ceramic ferrule; 3. taking out the ceramic ferrule; 4. moving the ceramic ferrule to the CCD; 5. rotating the ceramic ferrule; 6. adjusting the focal length; 7. viewing the ferrule; 8. and removing the ceramic ferrule.

The manual detection method has the following defects: 1. the operation steps are complicated, the labor intensity is high, the working efficiency is low, and the error rate is high; 2. the detection difficulty is high, the volume of the ceramic ferrule is very small, and the observation focal length of the magnifier is difficult to find quickly and accurately; 3. the rejection rate is high, the ceramic ferrule is a precise element, and the performance index of the ceramic ferrule can be influenced to be a waste product by smudging and fine damage to the end surface of the ceramic ferrule in the detection process; 4. the training cost is high, the detection operation requires extremely high precision, the training period for new staff is long, the labor rate is low, and the training cost is invisibly increased; 5. the development of the 5G communication in China is restricted, the ceramic ferrule is a precise element applied to the 5G communication, and the production and supply capacity of the ceramic ferrule can not meet the market demand at present.

SUMMERY OF THE UTILITY MODEL

To the above situation, the utility model provides a pottery lock pin grinds terminal surface detection device through scientific and reasonable's structure setting, has greatly reduceed the operation degree of difficulty that pottery lock pin ground the terminal surface and detected.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a ceramic ferrule grinding end face detection device comprises a detection table and a detection mirror; the detection platform comprises a fixed chassis, a rotating tray and a grinding disc, the fixed chassis is a vertically arranged cylindrical tube, a containing cavity with a convex-shaped longitudinal section is coaxially arranged in the fixed chassis, a rolling bearing is coaxially arranged in the containing cavity, an inner snap spring is arranged at the lower end of the outer ring of the rolling bearing, and the outer ring of the rolling bearing is tightly clamped between the inner snap spring and the step surface of the containing cavity; the lower part of the rotating tray is attached and clamped in the inner ring of the rolling bearing, an outer snap spring is further arranged at the lower end of the rotating tray in a matching mode, the outer peripheral surface of the upper part of the rotating tray is in sliding contact with the inner side wall of the accommodating cavity in a matching mode, and the upper end face of the rotating tray exceeds the upper end face of the fixed chassis; the top of the rotary tray is coaxially provided with an accommodating groove, the periphery of the bottom of the accommodating groove is fixedly provided with at least one raised positioning pin, the bottom surface of the grinding disc is coaxially and fixedly connected with a clamping shaft matched with the accommodating groove, the clamping shaft is provided with a positioning groove matched with the positioning pin, and the circumferential edge of the same diameter of the top surface of the grinding disc is provided with a plurality of ferrule grooves matched with ceramic ferrules; the detection mirror comprises a magnifier, a mirror frame and a universal adjusting frame, one end of the universal adjusting frame is connected with the mirror frame, the other end of the universal adjusting frame is fixedly connected with the fixed base plate, the magnifier is tightly clamped in the mirror frame, and the magnifier is erected above the ceramic ferrule in a suspension manner through the universal adjusting frame.

Preferably, universal adjusting bracket adopts universal design hose, and its stiff end is provided with the reinforcement pipe strap, reinforcement pipe strap and fixed chassis fixed connection. The universal shaping hose can enable the magnifying lens to be suspended and positioned at any position above the grinding disc, and the magnifying lens is flexible and convenient to focus and adjust.

Preferably, the magnifying lens adopts a 50-time CCD magnifying lens, and the focus of the magnifying lens is adjusted and focused on the grinding end face of the ceramic ferrule through the universal adjusting bracket. Through on the universal design hose can swiftly fix a position the grinding terminal surface of pottery lock pin with the observation focus of 50 times CCD magnifying glasses, slight pothole and arch can both be observed very clearly, can guarantee well that pottery lock pin detects the terminal surface roughness of certified products.

The utility model discloses still including other subassemblies that can make its normal use, be the conventional technical means in this field, in addition, the utility model discloses in add not limited device or subassembly, for example: the universal adjusting bracket, the CCD magnifier, the rolling bearing, the reinforcing pipe clamp and the like are all arranged conventionally in the field.

The utility model has the advantages as follows:

1. the ceramic ferrule is taken off from the grinding machine along with the grinding disc, and the whole disc detection can be carried out by directly placing the ceramic ferrule on the detection table without taking out the ceramic ferrules one by one, so that the operation steps are simplified, and the labor intensity is reduced.

2. The detection difficulty is reduced, the universal adjusting frame enables the focusing adjustment of the detection mirror to be simpler and more convenient, the observation focal length of the magnifier can be quickly and accurately found, the detection efficiency is improved, and the yield of finished products is improved.

3. The whole grinding disc is detected, so that the pollution and fine damage to the end face of the grinding disc in detection are avoided, the detection error rate and the rejection rate are reduced, the product quality is improved, and the production cost is greatly saved.

4. The ceramic ferrule grinding end face is simple and convenient to operate by means of the detection device, a new person can get on the hand by simple training, the training time is short, the hand-on rate is high, and the training cost is effectively reduced.

5. The production and detection capability of the precision element ceramic ferrule applied to 5G communication is improved, which is necessarily beneficial to the research and development of the 5G communication technology and promotes the 5G technology of China to move ahead of the world.

Drawings

FIG. 1 is a schematic structural diagram of an apparatus for inspecting a polished end face of a ferrule according to an embodiment of the present invention.

Fig. 2 is a perspective view of the inspection station of fig. 1.

Detailed Description

The technical solution of the present invention will be described clearly and completely below with reference to the embodiments of the present invention, and obviously, the described embodiments are only some embodiments of the present invention, not all embodiments.

Examples

As shown in fig. 1-2, a device for detecting the grinding end face of a ceramic ferrule comprises a detection table 1 and a detection mirror 2; the detection table 1 comprises a fixed chassis 101, a rotating tray 102 and a grinding disc 103, wherein the fixed chassis 101 is a vertically arranged cylindrical tube, an accommodating cavity 104 with a convex-shaped longitudinal section is coaxially arranged in the fixed chassis 101, a rolling bearing 105 is coaxially arranged in the accommodating cavity 104, an inner snap spring 106 is arranged at the lower end of the outer ring of the rolling bearing 105, and the outer ring of the rolling bearing 105 is tightly clamped between the inner snap spring 106 and the step surface of the accommodating cavity 104; the lower part of the rotating tray 102 is jointed and clamped in an inner ring of the rolling bearing 105, an outer snap spring 107 is further arranged at the lower end of the rotating tray 102 in a matching mode, the outer peripheral surface of the upper part of the rotating tray 102 is in sliding contact with the inner side wall of the accommodating cavity 104 in a matching mode, and the upper end face of the rotating tray 102 exceeds the upper end face of the fixed chassis 101; the top of the rotating tray 102 is coaxially provided with an accommodating groove 108, the periphery of the bottom of the accommodating groove 108 is fixedly provided with two raised positioning pins 109, the bottom surface of the grinding disc 103 is coaxially and fixedly connected with a clamping shaft 110 matched with the accommodating groove 108, the clamping shaft 110 is provided with positioning grooves 111 matched with the positioning pins 109, and the circumferential edge of the top surface of the grinding disc 103 with the same diameter is provided with eight ferrule grooves 112 matched with the ceramic ferrules 0; the detection mirror 2 comprises a magnifier 201, a mirror frame 202 and a universal adjusting frame 203, one end of the universal adjusting frame 203 is connected with the mirror frame 202, the other end of the universal adjusting frame 203 is fixedly connected with the fixed base plate 101, the magnifier 201 is tightly clamped in the mirror frame 202, and the magnifier is suspended above the ceramic ferrule 0 through the universal adjusting frame 203.

The universal adjusting bracket 203 adopts a universal shaping hose, a reinforcing pipe clamp 204 is arranged at the fixed end of the universal shaping hose, and the reinforcing pipe clamp 204 is fixedly connected with the fixed chassis 101. The universal shaping hose is similar to a common stainless steel universal gooseneck tube which can be freely twisted, bent, shaped and supported on a desk lamp, the magnifier 201 can be suspended and positioned at any position above the grinding disc 103, and the focusing adjustment is very flexible and convenient.

The magnifier 201 is a 50-time CCD magnifier, and the focus of the magnifier can be adjusted and focused on the grinding end face of the ceramic ferrule 0 through the universal adjusting bracket 203. At present, 50 times of CCD magnifier is commonly used for detecting the flatness of the end face of the ceramic ferrule 0, and fine pits and bulges on the ground end face can be clearly observed under 50 times of amplification detection, so that the product quality of qualified products detected by the ceramic ferrule 0 is ensured.

The utility model discloses an action principle as follows:

after the ceramic ferrule 0 is ground, the grinding disc 103 is directly taken down from the grinding machine, the ceramic ferrule 0 is placed on the rotary tray 102 along with the grinding disc 103, the positioning groove 111 is aligned with the positioning pin 109, the clamping shaft 110 is inserted into the accommodating groove 108 in a matching manner, due to the action of the rolling bearing 105, the grinding disc 103 can rotate relative to the fixed chassis 101 along with the rotary tray 102, the position of the suspended positioning magnifier 201 is freely moved through the universal adjusting frame 203, focusing of the grinding end face of the magnifier 201 and the ceramic ferrule 0 can be quickly completed, after the observation focal length is aligned, the ceramic ferrules 0 can be rotated to the observation focus below the magnifier 201 one by one through the manual rotation of the grinding disc 103, and the concentricity and the smoothness of the rolling bearing and the rotary tray are controlled within the range of +/-0.01 m through the precise matching between the rotary tray 102 and the accommodating cavity 104, the rolling bearing 105, the grinding disc 103, the clamping shaft 110, the positioning pin 109, the positioning groove 111 and other parts, therefore, the whole disc detection of the ground end face of the ceramic ferrule 0 can be finished with high precision and high quality.

The technical solution of the present invention is not limited to the above-mentioned specific embodiments, and many modifications and variations will be apparent to those skilled in the art without departing from the scope and spirit of the described embodiments.

Claims

1. The utility model provides a pottery lock pin grinds terminal surface detection device which characterized in that: comprises a detection table and a detection mirror; the detection platform comprises a fixed chassis, a rotating tray and a grinding disc, the fixed chassis is a vertically arranged cylindrical tube, a containing cavity with a convex-shaped longitudinal section is coaxially arranged in the fixed chassis, a rolling bearing is coaxially arranged in the containing cavity, an inner snap spring is arranged at the lower end of the outer ring of the rolling bearing, and the outer ring of the rolling bearing is tightly clamped between the inner snap spring and the step surface of the containing cavity; the lower part of the rotating tray is attached and clamped in the inner ring of the rolling bearing, an outer snap spring is further arranged at the lower end of the rotating tray in a matching mode, the outer peripheral surface of the upper part of the rotating tray is in sliding contact with the inner side wall of the accommodating cavity in a matching mode, and the upper end face of the rotating tray exceeds the upper end face of the fixed chassis; the top of the rotary tray is coaxially provided with an accommodating groove, the periphery of the bottom of the accommodating groove is fixedly provided with at least one raised positioning pin, the bottom surface of the grinding disc is coaxially and fixedly connected with a clamping shaft matched with the accommodating groove, the clamping shaft is provided with a positioning groove matched with the positioning pin, and the circumferential edge of the same diameter of the top surface of the grinding disc is provided with a plurality of ferrule grooves matched with ceramic ferrules; the detection mirror comprises a magnifier, a mirror frame and a universal adjusting frame, one end of the universal adjusting frame is connected with the mirror frame, the other end of the universal adjusting frame is fixedly connected with the fixed base plate, the magnifier is tightly clamped in the mirror frame, and the magnifier is erected above the ceramic ferrule in a suspension manner through the universal adjusting frame.

2. The ferrule grinding end face inspection device of claim 1, wherein: the universal adjusting bracket adopts a universal shaping hose, a reinforcing pipe clamp is arranged at the fixed end of the universal adjusting bracket, and the reinforcing pipe clamp is fixedly connected with the fixed chassis.

3. The ferrule grinding end face inspection device of claim 1, wherein: the magnifying glass adopts a 50-time CCD magnifying glass, and the focus of the magnifying glass is adjusted and focused on the grinding end face of the ceramic ferrule through the universal adjusting bracket.