CN212007156U

CN212007156U - Concentricity detection mechanism of pottery lock pin

Info

Publication number: CN212007156U
Application number: CN202020622945.8U
Authority: CN
Inventors: 柴葱绿; 虞巍
Original assignee: Ningbo Rontaray Photoelectric Science & Technology Co ltd
Current assignee: Ningbo Rontaray Photoelectric Science & Technology Co ltd
Priority date: 2020-04-22
Filing date: 2020-04-22
Publication date: 2020-11-24
Anticipated expiration: 2030-04-22

Abstract

A concentricity detection mechanism of a ceramic ferrule comprises a detection table and a base, wherein a V-shaped groove for placing the ceramic ferrule to be detected is arranged on the detection table, the base is positioned at one side of the detection table, the concentricity detection mechanism is characterized in that a sliding table capable of sliding along the length direction of the V-shaped groove is slidably arranged on the base, a coaxiality measuring instrument with a lever-type probe is arranged on the sliding table, and a first driving piece capable of driving the sliding table to slide so that the probe can extend into or leave a required position in a central hole of the ceramic ferrule to be detected on the detection table is also arranged on the base; meanwhile, a rotating frame which can rotate relative to the machine body under the driving of a second driving piece is further installed on the machine body, a roller which can be matched with the ceramic ferrule to be tested along with the rotation of the rotating frame is installed on the rotating frame, and the roller is connected with an output shaft of a motor installed on the rotating frame through a transmission mechanism and can drive the ceramic ferrule to be tested to rotate. The utility model discloses the concentricity of centre bore from head certain distance department that can conveniently detect ceramic lock pin.

Description

Concentricity detection mechanism of pottery lock pin

Technical Field

The utility model relates to a pottery lock pin concentricity detects the field, especially relates to a concentricity check out test set of pottery lock pin.

Background

The concentricity of the ferrule is an important performance indicator. At present, most of concentricity of the ferrule is detected by matching light source equipment with a computer, and the concentricity detection of the ferrule by an optical mechanism is disclosed in Chinese invention patent with publication number CN105180848A, automatic testing device for concentricity of an optical fiber ferrule with publication number CN206343395U and concentricity detection device for the ferrule with application publication number CN 110624851A.

However, with the rapid development of the communication industry, the transmission of big data in the world of everything interconnection is more and more important, and higher requirements are also put forward on the capacity, speed and the like of a carrier required to transmit data, wherein the connector is used as an electrically connected element of a transmission system and is continuously updated. While ferrules are the main components in the connector, it has been demonstrated that: when the ceramic ferrule can meet the conditions that the concentricity of the center hole is less than or equal to 0.5um and the emergence angle is less than or equal to 0.2 degrees at the position 0.15-0.18 away from the head part, the requirements of the traditional GREADE B connector can be met.

In order to detect the concentricity of the center hole of the ceramic ferrule at the position 0.15-0.18 away from the head part, the existing optical measuring mechanism cannot be realized, so that a new concentricity detection mechanism is necessary to be designed, which is very important.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that to prior art's current situation, provide a concentricity detection mechanism of ceramic lock pin, the concentricity of the centre bore from head certain distance department that can conveniently detect ceramic lock pin.

For solving the technical problem, the utility model discloses the technical scheme who adopts does: the utility model provides a concentricity detection mechanism of ceramic lock pin, is including installing detection platform and the base on the fuselage, it is equipped with the V-arrangement groove that supplies the ceramic lock pin that awaits measuring to place on the detection platform, the base is located one side of detecting the platform, its characterized in that: the base is provided with a sliding table which can slide along the length direction of the V-shaped groove in a sliding manner, the sliding table is provided with a coaxiality measuring instrument with a lever type probe, and the base is also provided with a first driving piece which can drive the sliding table to slide so that the probe can extend into or leave the required position in the central hole of the to-be-detected ceramic ferrule on the detection table; and meanwhile, a rotating frame which can rotate relative to the machine body under the drive of a second driving piece is further arranged on the machine body, a roller which can be matched with the ceramic ferrule to be tested along with the rotation of the rotating frame is arranged on the rotating frame, and the roller is connected with an output shaft of a motor arranged on the rotating frame through a transmission mechanism and can drive the ceramic ferrule to be tested to rotate.

In the above scheme, preferably, the first driving member includes a first cylinder and a connecting rod hinged to the base at a middle portion thereof, an end portion of a piston rod of the first cylinder is hinged to one end of the connecting rod, and the other end of the connecting rod is inserted into the housing of the coaxiality measuring instrument. Of course, the sliding platform can also be a motor and a gear rack pair as long as the sliding platform can slide as required.

In order to enable the sliding table to timely recover and improve the detection efficiency, the sliding table and the base are preferably provided with a spring which enables the sliding table to be always away from the detection table.

In order to make a small adjustment, the base is further connected with a fine adjustment rod in a threaded manner, the end of the fine adjustment rod abuts against one end of an adjustment rod which is arranged along the sliding direction of the sliding table and is located in the shell of the coaxiality measuring instrument, the other end of the adjustment rod corresponds to the other end of the connecting rod, and the movement of the other end of the connecting rod is limited between the other end of the adjustment rod and the inner wall of the shell of the coaxiality measuring instrument.

In each of the above solutions, in order to prevent the ferrule to be tested from slipping off the testing table, a limiting plate capable of abutting against the end face of the ferrule to be tested in the V-shaped groove is further fixed at one end of the testing table facing the base, and a through hole for the probe to pass through is formed in the limiting plate.

For convenient control, the second driving piece is a second air cylinder, and a piston rod of the second air cylinder is hinged with the rotating frame.

In the above solutions, the transmission mechanism preferably includes a driving pulley, a driven pulley, and a transmission belt wound around the driving pulley and the driven pulley, the driven pulley and the roller are mounted on the same shaft, the driving pulley and a driven gear are mounted on the same shaft, and the driven gear is engaged with a driving gear mounted on an output shaft of the motor through an intermediate gear.

Compared with the prior art, the utility model has the advantages of: through the slip of slip table, just can send into the probe and await measuring the downthehole required position department of ceramic lock pin to with the help of the rotation of swivel mount, make the gyro wheel thereon just with the ceramic lock pin tight fit of awaiting measuring mutually, and utilize motor and drive mechanism to drive the gyro wheel and rotate, make the ceramic lock pin that awaits measuring also can rotate thereupon, and then realize awaiting measuring the concentricity detection of the downthehole required position department of ceramic lock pin. Obviously, the detection process can be automatically and conveniently carried out by controlling the actions of the first driving piece, the second driving piece and the motor, so that the obtained qualified ferrule can meet the requirements of the existing GREADE B connector.

Drawings

Fig. 1 is a schematic front view of the structure of the present invention mounted on the fuselage;

FIG. 2 is an enlarged schematic view of section I of FIG. 1;

FIG. 3 is a schematic view of a portion of FIG. 2;

FIG. 4 is a schematic view in partial section taken along line B-B in FIG. 3;

fig. 5 is an enlarged schematic view of portion C of fig. 2;

FIG. 6 is a schematic cross-sectional view taken along line D-D in FIG. 2;

fig. 7 is an enlarged view of a portion II in fig. 6.

Detailed Description

The present invention will be described in further detail with reference to the following embodiments.

As shown in fig. 1 to 7, in accordance with a preferred embodiment of the present invention, the apparatus is installed on a concentricity testing apparatus for a ferrule, the concentricity testing apparatus comprising: fuselage 1, vibration dish 2, feed mechanism 3, pushing equipment 4, examine test table 5, concentricity detection mechanism 6 and unloading mechanism 7, wherein examine test table 5 and be located the leading flank of fuselage 1, should examine and be equipped with V-arrangement groove 51 on the test table 5 to the pottery lock pin 100 that supplies to await measuring is placed, in fig. 1 and fig. 2, this V-arrangement groove 51 is the level and extends, install on two inside walls of V-arrangement groove 51 with the pottery lock pin complex ball 52 that awaits measuring (please see fig. 7), its structure is prior art. The vibrating plate 2 is a high-frequency vibrating plate, which is also the prior art, and after high-frequency vibration, part of the ferrule 100 to be tested is vibrated out of the discharge hole of the vibrating plate and enters the material conveying pipe 32 to be described below.

The feeding mechanism 3 comprises a feeding table 31 and a ferrule direction discriminating device 33 serially arranged in a feeding pipe 32, wherein the ferrule direction discriminating device 33 is also the prior art and mainly ensures that the feeding direction of each ferrule to be detected is consistent when the ferrule enters the feeding table 31. The feeding table 31 is also mounted on the front side surface of the body 1, and is located on the right side of the inspection table 5 as seen in fig. 1 and 2, a horizontal passage 311 and an obliquely upward inclined passage 312 are formed in the feeding table 31, an upper end opening of the inclined passage 312 is connected to the feeding pipe 32, a lower end opening of the inclined passage 312 is connected to one end of the horizontal passage 311, and the other end of the horizontal passage 311 is connected to one end of the V-shaped groove 51 of the inspection table 5. Thus, the ferrule 100 to be tested vibrated by the vibrating tray 2 slides down into the inclined channel 312 of the feeding table 31 by its own weight after passing through the ferrule direction determining device 33, and slides into the horizontal channel 311 by its own weight to be located at one end of the horizontal channel 311.

The pushing mechanism 4 in this embodiment includes a pushing cylinder 41 and a pushing rod 42, a piston rod of the pushing cylinder 41 is connected to the pushing rod 42 which can horizontally extend into the pushing channel 313 of the feeding table 31, the pushing channel 313 is horizontally communicated with the horizontal channel 311, and the pushing rod 42 can continuously feed the ceramic ferrule 100 to be tested at one end of the horizontal channel 311 into the V-shaped groove 51 of the testing table 5 along with the action of the pushing cylinder.

The concentricity detection mechanism 6 includes a base 61, a slide table 62, a coaxiality measuring instrument 63 with a lever-type probe 631, and a roller 64 located above the detection table, wherein the base 61 is mounted on the body 1 on one side of the detection table 5, i.e., on the left side of the detection table 5 as shown in fig. 1 and 2, corresponding to the other end of the V-shaped groove 51 of the detection table 5, the slide table 62 is horizontally slidable back and forth along the base 61 by a slide rail, i.e., slidable in the longitudinal direction of the V-shaped groove 51, the coaxiality measuring instrument 63 with the lever-type probe 631 is mounted on the slide table 62, and the coaxiality measuring instrument with the lever-type probe 631 is a conventional one, and can be a coaxiality measuring instrument with a display 632 manufactured by deka. Or other lever type dial gauges in the prior art are adopted. A first driving member 65 is mounted on the base 61 to drive the slide table 62 to slide so that the probe 631 can be inserted into or removed from the desired position in the central hole of the ferrule 100 to be tested on the testing table 5. In this embodiment, the first driving member preferably employs a first cylinder 651 and a connecting rod 652, an end of a piston rod of the first cylinder 651 is hinged to one end of the connecting rod 652, a middle portion of the connecting rod 652 is hinged to the base 61, and the other end of the connecting rod 652 is connected to the sliding table 62, as shown in fig. 4, the other end of the connecting rod 652 is connected to a housing of the coaxiality measuring instrument 63, and a limit hole for inserting the other end of the connecting rod 652 may be provided in the housing of the coaxiality measuring instrument 63, or may be implemented in a hinged manner. Therefore, the coaxiality measuring instrument 63 and the sliding table 62 can be driven to slide on the base 61 along with the extension or retraction of the piston rod of the first cylinder 651.

In order to improve the detection efficiency, a spring 653 may be further provided between the slide table 62 and the base 61 to always keep the slide table 62 away from the detection table 5. The spring can be a tension spring or a compression spring, as shown in fig. 4, so that the sliding table can be rapidly reset after detection is completed.

In order to prevent the ferrule 100 from slipping on the test table 5, a limit plate 53 capable of abutting against the end face of the ferrule in the V-groove 51 is fixed to the test table 5 at an end facing the base 61, and the limit plate 53 is provided with a through hole through which the probe 631 passes.

Further, in order to accurately adjust the displacement amount of the probe, a fine adjustment lever 654 is screwed to the base 61, an end of the fine adjustment lever 654 abuts against one end of an adjustment lever 655 provided in the sliding direction of the slide table 62, the adjustment lever 655 is provided inside the housing of the coaxiality measuring instrument 63, the other end of the adjustment lever 655 corresponds to the other end of the link 652, and the amount of movement of the other end of the link 652 is restricted between the other end of the adjustment lever 655 and the inner wall of the housing of the coaxiality measuring instrument 63.

In order to enable the detection table 5 to better connect the horizontal channel 311 in the feeding table 31 and the probe 631 to extend, the detection table 5 is installed on a three-dimensional adjusting seat 8, the adjusting seat 8 is the prior art, and the detection table can comprise a first adjusting seat 81, a second adjusting seat 82, a third adjusting seat 83 and three lead screw nut pairs 84, and the detection table 5 can be driven to be adjusted horizontally, front and back and up and down by rotating a lead screw in the corresponding lead screw nut pair.

The roller 64 is rotatably mounted on a rotary frame 66, and the rotary frame 66 is rotatably mounted in the body 1 by a shaft so as to be rotatable relative to the body 1, as shown in fig. 6; meanwhile, a second driving member capable of driving the rotating frame 66 to rotate relative to the body is installed in the body 1, in this embodiment, the second driving member is a second air cylinder 67, and a piston rod of the second air cylinder 67 is hinged to the rotating frame 66. Thus, by controlling the second cylinder 67, the piston rod can be extended or retracted, and the rotating frame 66 can be rotated, so that the roller 64 presses on the ferrule 100 to be tested or leaves the ferrule 100 to be tested. When the roller 64 presses on the ferrule 100 to be tested, a motor (not shown) is further mounted on the rotating frame 66, and the roller 64 is connected to an output shaft of the motor through a transmission mechanism 68, so as to drive the ferrule 100 to be tested to rotate. In this embodiment, the transmission mechanism includes a driving pulley 681, a driven pulley 682, and a driving belt 683 wound around the driving pulley and the driven pulley, wherein the driven pulley 682 is coaxially mounted with the roller 64, the driving pulley 681 is coaxially mounted with a driven gear 684, and the driven gear 684 is engaged with a driving gear 686 mounted on the output shaft of the motor via an intermediate gear 685. Thus, after the motor is started, the driving gear 686, the intermediate gear 685 and the driven gear 684 are driven to rotate by meshing transmission to drive the driving pulley 681, and then the driving belt 683 drives the driven pulley 682 and the roller 64 to rotate, and finally the to-be-tested ceramic ferrule 100 is driven to rotate in the V-shaped groove 51 as required.

When detection is needed, the first cylinder 651 is started, the sliding table 62 moves towards the detection table 5, the probe 631 is driven to extend into the required position in the central hole 101 of the to-be-detected ceramic ferrule 100, and the specific position can be realized by controlling the inward shrinkage of the piston rod of the first cylinder 651. Then, the second cylinder is controlled to act 67 and the motor is controlled to start, so that the to-be-detected ceramic ferrule rotates, and the probe transmits the detected signal to the amplifier 632 to be displayed.

The blanking mechanism 7 in this embodiment includes a receiving tray 71, a distributing tray 73 and a storage bin 74, the distributing tray 73 can rotate by a distributing motor 72, the distributing tray 73 is located between the receiving tray 71 and the storage bin 74, and it is also a prior art, and can refer to the blanking mechanism in the CN110624851A document.

The controller configured on the concentricity detection device can control the first cylinder 651, the second cylinder 67, the motor, the material pushing cylinder 41, the ceramic ferrule direction judging device 33 and the blanking mechanism 7 to work, and can input corresponding action instructions through the touch screen 9. After the detection is completed, the controller determines whether the ferrule 100 is good or bad based on the signal detected by the probe 631, and the blowing pipe (not shown) blows the detected ferrule into the receiving tray 71, and controls the material distribution motor 72 to rotate the material distribution tray 73 until the material dropping opening faces the corresponding material storage bin 74, so as to distribute the ferrule into the material storage bin 74 corresponding to the material dropping opening according to the quality, thereby completing the whole detection and material distribution operation.

Claims

1. The utility model provides a concentricity detection mechanism of ceramic lock pin, is including installing detection platform and the base on the fuselage, it is equipped with the V-arrangement groove that supplies the ceramic lock pin that awaits measuring to place on the detection platform, the base is located one side of detecting the platform, its characterized in that: the base is provided with a sliding table which can slide along the length direction of the V-shaped groove in a sliding manner, the sliding table is provided with a coaxiality measuring instrument with a lever type probe, and the base is also provided with a first driving piece which can drive the sliding table to slide so that the probe can extend into or leave the required position in the central hole of the to-be-detected ceramic ferrule on the detection table; and meanwhile, a rotating frame which can rotate relative to the machine body under the drive of a second driving piece is further arranged on the machine body, a roller which can be matched with the ceramic ferrule to be tested along with the rotation of the rotating frame is arranged on the rotating frame, and the roller is connected with an output shaft of a motor arranged on the rotating frame through a transmission mechanism and can drive the ceramic ferrule to be tested to rotate.

2. The concentricity detection mechanism according to claim 1, wherein: the first driving piece comprises a first air cylinder and a connecting rod, the middle part of the connecting rod is hinged to the base, the end part of a piston rod of the first air cylinder is hinged to one end of the connecting rod, and the other end of the connecting rod is inserted into the shell of the coaxiality measuring instrument.

3. The concentricity detection mechanism according to claim 2, wherein: and a spring which always keeps the sliding table away from the detection table is arranged between the sliding table and the base.

4. The concentricity detection mechanism according to claim 2, wherein: the base is further in threaded connection with a fine adjustment rod, the end of the fine adjustment rod abuts against one end of an adjusting rod which is arranged along the sliding direction of the sliding table and located in the shell of the coaxiality measuring instrument, the other end of the adjusting rod corresponds to the other end of the connecting rod, and the moving amount of the other end of the connecting rod is limited between the other end of the adjusting rod and the inner wall of the shell of the coaxiality measuring instrument.

5. The concentricity detection mechanism according to any one of claims 1 to 4, wherein: and a limiting plate which can be abutted against the end face of the to-be-tested ceramic ferrule in the V-shaped groove is further fixed at one end of the detection table facing the base, and a through hole for the probe to pass through is formed in the limiting plate.

6. The concentricity detection mechanism according to any one of claims 1 to 4, wherein: the second driving piece is a second air cylinder, and a piston rod of the second air cylinder is hinged with the rotating frame.

7. The concentricity detection mechanism according to any one of claims 1 to 4, wherein: the transmission mechanism comprises a driving belt wheel, a driven belt wheel and a transmission belt wound on the driving belt wheel and the driven belt wheel, the driven belt wheel and the roller wheel are mounted on the same shaft, the driving belt wheel and a driven gear are mounted on the same shaft, and the driven gear is meshed with a driving gear mounted on an output shaft of the motor through an intermediate gear.