CN219391324U - Detection device of free moving connector - Google Patents

Abstract

The utility model discloses a detection device of a free mobile connector, and belongs to the field of detection equipment. The detection device comprises: the rotary mechanism is arranged on a station disc of the rotary mechanism through rotation of a rotary component, a product positioning mechanism capable of positioning and pressing products is arranged on the station disc and the rotary disc, and meanwhile, a product moving mechanism capable of driving the products to reciprocate in the vertical direction is arranged on one side of the rotary mechanism, and a visual detection mechanism capable of detecting the products is arranged below the product positioning mechanism. The device can be used for detecting the movement condition of the free movement connector, and the detection of the time dimension is increased, so that whether the movement condition of the free movement connector meets the requirement or not can be evaluated by the time, namely, the detection of the movement condition of the free movement connector is realized.

Description

Detection device of free moving connector

Technical Field

The utility model relates to the field of detection equipment, in particular to a detection device of a free mobile connector.

Background

The electrical connection structure of the free-moving connector has a requirement of a specified moving speed, and the final detection requirement of the free-moving connector includes: dimensional requirements in a fixed condition; it is also necessary to meet the dimensional requirements in mobile conditions.

All inspection systems in the industry currently use conventional connectors (electrical connectors are fixed connectors) that are around the fixed connection system, and there is no suitable solution for inspecting the free-moving connector in the moving state.

Disclosure of Invention

In order to solve the technical problems, the utility model provides a detection device of a free mobile connector.

The technical scheme of the utility model is as follows: a detection device of a free-moving connector, comprising:

the rotating mechanism comprises a station disc which is fixedly arranged, and a rotating disc is arranged on the station disc in a rotating way through a rotating assembly;

the product positioning mechanism comprises a fixed seat arranged on the station disc, a fixed hole for storing products is formed in the fixed seat in a penetrating mode up and down, and the product positioning mechanism further comprises a pressing and holding assembly which is arranged on the rotating disc and can press and hold the products;

the product moving mechanism can drive the product to reciprocate in the vertical direction and is positioned at one side of the rotating mechanism; and

the visual detection mechanism can detect products, and the visual detection mechanism is positioned below the product positioning mechanism.

Further, the rotating mechanism further comprises a rotating motor, and an output shaft of the rotating motor is connected with and drives the rotating disk. The rotary disc and the station disc can rotate relatively by the provision of rotary power, and are parallel while rotating; meanwhile, in the rotating process, the pressing and holding assembly can be overlapped and staggered in the axial direction of the fixing hole, so that the feeding and discharging of products are facilitated.

Further, a limiting bar is arranged on the inner wall of the fixing hole, and a limiting groove which is matched with the limiting bar in a vertical sliding way is arranged on the outer peripheral wall of the product. The product is ensured to be capable of moving only in the vertical direction, and the product is prevented from rotating.

Further, the product includes shell and coaxial cover establishes the removal needle in the shell, just remove the needle and set up at least one the outside of shell and the outside of removal needle all protrusion are provided with the stopper. The shell and the movable needle are arranged in a sliding way, are basic components of the free movable connector, and are respectively provided with a limiting block at the outer sides of the shell and the movable needle, so as to realize the limiting effect, specifically, the shell is arranged in the fixed hole, and the limiting block is contacted with the upper end of the fixed seat to ensure the stability of the limiting block; the movable needle is vertically sleeved in the shell, so that the movable needle can move freely, but the moving range of the movable needle is not random, and the movable needle can be ensured to move in a certain range through the arrangement of the limiting block and the matched limiting groove or limiting section.

Further, the pressing component comprises a pressing support fixedly arranged on the rotating disc, a pressing cylinder is arranged on the pressing support, a telescopic rod of the pressing cylinder is arranged downwards vertically, a pressing block is arranged at the end part of the telescopic rod, and a pressing through hole for a product moving mechanism to pass through is formed in the pressing block. Namely, the movable sucker of the product moving mechanism passes through the pressing through hole and contacts the movable needle of the product, so that the movable needle is driven.

Further, the inner wall of the pressing through hole is inclined, and two openings of the pressing through hole are arranged in a big-end-up mode. The movable sucker is ensured to be inserted more smoothly and stably when being inserted into the pressing through hole.

Further, the product moving mechanism comprises a moving support which is fixedly arranged, a driving source is vertically arranged on the moving support, a moving substrate is arranged on the driving source, and sucking discs which are vertically downwards arranged on the moving substrate and correspond to the moving needles of the product one by one. The movable needle is adsorbed by the sucker, released after moving, and then tested. The driving source can be a linear type driving of an air cylinder, an electric cylinder, an oil cylinder, a linear module, a screw rod assembly and the like, and the driving source can be selected according to actual needs.

Further, the visual detection mechanism comprises a visual detection support which is fixedly arranged, and a detection camera is horizontally arranged on the visual detection support. The camera of the detection camera faces to the right lower part of the fixed seat, and the image below the camera can be shot.

Further, the visual detection mechanism further comprises a light source arranged on the backlight plate, the backlight plate and the light source are arranged at an obtuse included angle, and a backlight driving piece which is vertically arranged is further connected to the backlight plate. Namely, the light source can realize the movement in the vertical direction, and the definition of the graph during shooting is ensured.

Further, the included angle between the backlight plate and the light source is 135 degrees. I.e. the arrangement of this structure ensures the stability provided by the light source.

The beneficial technical effects of the utility model are as follows: the device can be used for detecting the movement condition of the free movement connector, and the detection of the time dimension is increased, so that whether the movement condition of the free movement connector meets the requirement or not can be evaluated by the time, namely, the detection of the movement condition of the free movement connector is realized.

Drawings

Fig. 1 is a schematic perspective view of a detecting device of a free-moving connector.

Fig. 2 is a schematic view of a rotation mechanism.

Fig. 3 is a schematic view of a hold-down assembly.

Fig. 4 is a schematic view of the product on the holder.

Fig. 5 is a schematic longitudinal section of fig. 4.

Fig. 6 is a schematic cross-sectional view of fig. 4.

Fig. 7 is a schematic illustration of the product.

Fig. 8 is a schematic view of the holder.

Fig. 9 is a schematic view of a product movement mechanism.

Fig. 10 is a schematic diagram of a visual inspection mechanism.

Fig. 11 is a schematic diagram when photographing is performed.

In the figure:

1. a rotating mechanism, 11, a station disc, 12, a rotating component, 13, a rotating disc, 121 and a rotating motor,

2. the product positioning mechanism, 21, the fixing seat, 22, the fixing hole, 23, the pressing component, 231, the pressing bracket, 232, the pressing cylinder, 233, the pressing block, 234, the pressing through hole, 24, the limit bar, 25 and the limit groove,

3. a product moving mechanism 31, a moving bracket 32, a driving source 33, a moving substrate 34 and a sucker,

4. a visual detection mechanism 41, a visual detection bracket 42, a detection camera 43, a backlight plate 44, a light source 45 and a backlight driving piece,

5. the outer shell of the shell is provided with a plurality of grooves,

6. the needle is moved so that the needle is moved,

7. and a limiting block.

Detailed Description

In order that the manner in which the above recited features of the present utility model are attained and can be understood in detail, a more particular description of the utility model, briefly summarized below, may be had by reference to the appended drawings and examples, which are illustrated in their embodiments, but are not intended to limit the scope of the utility model.

Referring to fig. 1-11, a detection device for a free-moving connector in this embodiment includes:

the rotary mechanism 1, the rotary mechanism 1 comprises a station disc 11 fixedly arranged, and a rotary disc 13 is rotatably arranged on the station disc 11 through a rotary assembly 12;

the product positioning mechanism 2 comprises a fixed seat 21 arranged on the station disc 11, a fixed hole 22 for storing products is formed in the fixed seat 21 in a penetrating manner up and down, and a pressing component 23 which is arranged on the rotary disc 13 and can press and hold the products is also included;

the product moving mechanism 3 can drive the product to reciprocate in the vertical direction, and the product moving mechanism 3 is positioned at one side of the rotating mechanism 1; and

the visual detection mechanism 4 is arranged below the product positioning mechanism 2, and the visual detection mechanism 4 capable of detecting products is arranged below the product positioning mechanism 2.

Further, referring to fig. 2, the rotary mechanism 1 further includes a rotary motor 121, and an output shaft of the rotary motor 121 is connected to and drives the rotary disk 13. The rotary disk 13 and the station disk 11 can rotate relatively by the provision of rotary power, and are parallel while rotating; meanwhile, in the rotating process, the pressing and holding assembly 23 can be overlapped and staggered in the axial direction of the fixing hole 22, so that the product can be conveniently fed and discharged.

Further, referring to fig. 6 to 8, a limiting bar 24 is disposed on an inner wall of the fixing hole 22, and a limiting groove 25 which is matched with the limiting bar 24 in a vertically sliding manner is disposed on an outer peripheral wall of the product. The product is ensured to be capable of moving only in the vertical direction, and the product is prevented from rotating.

Further, referring to fig. 7, the product comprises a housing 5 and a movable needle 6 coaxially sleeved in the housing 5, at least one movable needle 6 is arranged, and a limiting block 7 is arranged on the outer side of the housing 5 and the outer side of the movable needle 6 in a protruding mode. The sliding arrangement of the shell 5 and the movable needle 6 is a basic composition of a free movable connector, and the outer sides of the shell 5 and the movable needle 6 are respectively provided with a limiting block 7 for realizing the limiting effect, specifically speaking, the shell 5 is arranged in a fixed hole 22, and the limiting block 7 is contacted with the upper end of a fixed seat 21 to ensure the stability of the fixed seat 21; the movable needle 6 is vertically sleeved in the shell 5, so that the movable needle can move freely, but the moving range of the movable needle is not random, and the movable needle can move within a certain range through the arrangement of the limiting block 7 and the matched limiting groove 25 or the limiting interval.

Further, referring to fig. 3, the pressing assembly 23 includes a pressing bracket 231 fixedly disposed on the rotary disk 13, a pressing cylinder 232 is disposed on the pressing bracket 231, a telescopic rod of the pressing cylinder 232 is disposed vertically downward, a pressing block 233 is disposed at an end of the telescopic rod, and a pressing through hole 234 for the product moving mechanism 3 to pass through is disposed on the pressing block 233. That is, the movable suction cup 34 of the product moving mechanism 3 passes through the holding through hole 234 and contacts the movable needle 6 of the product, thereby realizing the driving of the movable needle 6.

Further, the inner wall of the pressing through hole 234 is inclined, and two openings of the pressing through hole 234 are arranged in a big-end-up manner. That is, the movable suction cup 34 is inserted into the pressing through hole 234 more smoothly and stably.

Further, referring to fig. 9, the product moving mechanism 3 includes a moving bracket 31 fixedly provided, a driving source 32 is vertically provided on the moving bracket 31, a moving substrate 33 is provided on the driving source 32, and suction cups 34 are provided vertically downward on the moving substrate 33 in one-to-one correspondence with the moving needles 6 of the product. I.e. the movable needle 6 is sucked by the suction cup 34, released after the movement, and then tested. The driving source 32 may be a linear type driving such as a cylinder, an electric cylinder, an oil cylinder, a linear module, a screw rod assembly, etc., and may be selected according to actual needs.

Further, referring to fig. 10 to 11, the visual inspection mechanism 4 includes a visual inspection support 41 fixedly provided, and an inspection camera 42 is horizontally provided on the visual inspection support 41. The camera of the detection camera 42 faces directly below the fixed seat 21, and can capture images below the same.

Further, the visual inspection mechanism 4 further includes a light source 44 disposed on the backlight plate 43, the backlight plate 43 and the light source 44 form an obtuse included angle, and the backlight plate 43 is further connected with a vertically disposed backlight driving member 45. I.e. the light source 44 can be moved in the vertical direction, ensuring the clarity of the image during shooting.

Further, the included angle between the backlight 43 and the light source 44 is 135 degrees. I.e. the arrangement of this structure ensures the stability provided by the light source 44.

The device can be used for detecting the movement condition of the free movement connector, and the detection of the time dimension is increased, so that whether the movement condition of the free movement connector meets the requirement or not can be evaluated by the time, namely, the detection of the movement condition of the free movement connector is realized.

The detection method comprises the following steps:

the detection device is assembled, and the position of the fixing seat and the position of the detection camera are fixed at the moment, namely, when photographing, images near the fixing seat are mainly photographed, the image definition is stable, and the images are ensured to be as clear as possible;

the product to be tested is prevented from being in the fixing hole of the fixing seat, photographing is carried out firstly, and the photographed product is transmitted to a computer for image comparison;

the product moving mechanism adsorbs and lifts the moving needle, performs secondary photographing, and conveys the moving needle to a computer again for image comparison;

the moving needle has two choices at this time, namely, the moving needle is directly released to perform free falling, the moving needle is driven by a product moving mechanism to perform moving (can be fixed speed or variable speed moving, and the variable speed moving refers to variable speed moving of the non-free falling), photographing is performed at this time (delay photographing is performed at this time, the moving range of the moving needle is fixed, the time difference is known or set, and after the set time is reached, the camera is detected to perform photographing), and image comparison is performed again. After the several times of image comparison, whether the free mobile connector is qualified or not is judged.

In another possible embodiment, the detection method further specifically includes:

a detection database is built in a computer, an image comparison system is further arranged in the computer, and the computer is connected with a detection camera and the whole detection device;

clamping a product to be tested, vertically placing the product to be tested on a fixed seat 21, pressing the product to be tested by a pressing component 23 driven by a rotating mechanism 1, taking a picture from an X meter position of the product to be tested to obtain a first picture, transmitting the first picture into a computer, comparing the first picture with the picture in the first state by the computer, and entering the next step after passing the first picture, wherein the unqualified product is directly removed;

the sucking disc 34 of the product moving mechanism 3 moves to the position right above the pressing through hole 234 and vertically moves downwards, the sucking disc 34 adsorbs the moving needle 6 and upwards adsorbs the moving needle 6 to be no longer moved, at the moment, a second photo is taken at a position X meters away from a product to be tested, a second photo is obtained, the second photo is transmitted into a computer, the computer compares the second photo with the photo in the second state, the next step is carried out after the second photo is qualified, and the unqualified is directly removed;

after the sucking disc 34 breaks the vacuum, the movable needle 6 is released to free fall, and at the moment, the timing is started, and the time passes t ₀ And after the time, taking a third photo at the position X meters away from the product to be tested, obtaining a third photo, transmitting the third photo into a computer, comparing the third photo with the photo in the first state, entering a good product area after passing the third photo, and directly removing unqualified products.

Further, the detection database includes image data of the standard product in two states, which are respectively:

in the first state, the standard product is in a vertical state and is arranged in the fixed seat 21, the movable needle 6 is exposed out of the lower end of the shell 5 under the action of gravity, at the moment, a picture is taken at a position which is X meters away from the product to obtain a first state diagram, the length of the product in the first state is measured, the total length of the product is A, the length of the shell 5 is B, the length of the movable needle 6 exposed out of the lower end of the shell 5 is C, and the three parts meet the requirement of A=B+C;

in the second state, the moving needle 6 is retracted into the shell 5 by applying external force until the moving needle cannot retract, at the moment, a second state diagram is obtained by photographing at a position which is X meters away from the product, the length of the product in the second state is measured, at the moment, the total length of the product is a, the length of the shell 5 is B, the length of the moving needle 6 exposed out of the lower end of the shell 5 is c, the three parts meet the requirement of a=b+c, and compared with the product in the first state, the length of the shell 5 is unchanged, namely, b=b; the exposed length of the movable needle 6 becomes smaller, i.e. C>C, and C-c=h ₀ According to the formula of free falling bodyObtaining a time difference t from the second state to the first state under the action of gravity ₀ . At this time, the first state and the second state of the standard product are photographed, and it is noted that the positions of the camera and the product are fixed (including the same distance and elevation angle), and the product is changed by the internal moving needle 6; the accuracy of shooting comparison is ensured.

Further, the range of X meters is 0.05-0.5 meters. Of course, the distance of the detection camera 42 can be adjusted according to the definition of the detection camera, so as to ensure the image to be as clear as possible.

Further, the detecting camera 42 is horizontally arranged and distributed along the radial direction of the product to be tested as the center of the circle, and the central axis of the detecting camera 42 is fixedly arranged. That is, the detection camera 42 and the fixing seat 21 for storing the test product are ensured to be stable, that is, the interference of irrelevant conditions during image shooting is avoided.

Further, when the product to be tested changes from the second state to the first state, the sucker 34 always adsorbs the moving needle 6, and the moving needle is driven by the product moving mechanism 3 to move at a fixed speed, because the distance is fixed, and when the moving speed changes, the time also changes correspondingly, i.e. the device can perform the test of the appointed moving speed.

Further, the image comparison system is an existing comparison system, and the basic principle is that the comparison is carried out according to pixel points of parts in an image, particularly, a first datum line is arranged at the lower end face of a moving needle 6, after the moving needle 6 is retracted, a second datum line is arranged at the lower end face of the retracted moving needle 6, the upper end face of a shell 5 is a third datum line, and the lower end face of the shell 5 is a fourth datum line;

comparing the position of the image in the first photo with the first, third and fourth datum lines, and if all the coincidence is qualified, judging that one of the coincidence is unqualified;

comparing the position of the image in the second photo with a second datum line, wherein the coincidence is qualified and the non-coincidence is unqualified;

and comparing the position of the image in the third photo with the first datum line, wherein the coincidence is qualified, and the non-coincidence is unqualified.

Of course, in the image comparison system, only four reference lines are set for comparison, and the number and positions of the reference lines can be increased or reduced according to actual needs.

The basic principle is that the change time of the standard part from two states is fixed, and because the product to be tested is photographed and compared with the standard part in position in the fixed time, whether the product to be tested is qualified or not is judged, and the standard part is high in expansibility and strong in practicability and is very suitable for testing in the field of high precision.

The detection method can realize the measurement of the fixed state and the moving state, and can be free falling or appointed moving speed (different tests can be carried out according to different products) during the moving measurement, thereby ensuring the test of the free moving connector in different states and solving the real-time detection problem of the free moving connector.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, and it should be noted that it is possible for those skilled in the art to make several improvements and modifications without departing from the technical principle of the present utility model, and these improvements and modifications should also be regarded as the protection scope of the present utility model.

Claims (9)

1. A detection device for a free-moving connector, comprising:

the rotary mechanism (1), the rotary mechanism (1) comprises a station disc (11) which is fixedly arranged, and a rotary disc (13) is rotatably arranged on the station disc (11) through a rotary assembly (12);

the product positioning mechanism (2), the product positioning mechanism (2) comprises a fixed seat (21) arranged on the station disc (11), a fixed hole (22) for storing products is formed in the fixed seat (21) in a penetrating manner up and down, and the product positioning mechanism further comprises a pressing component (23) which is arranged on the rotary disc (13) and can press the products;

the product moving mechanism (3) can drive the product to reciprocate in the vertical direction, and the product moving mechanism (3) is positioned at one side of the rotating mechanism (1); and

the visual detection mechanism (4) can detect products, and the visual detection mechanism (4) is positioned below the product positioning mechanism (2).

2. The free-moving connector detection device of claim 1, wherein: the rotating mechanism (1) further comprises a rotating motor (121), and an output shaft of the rotating motor (121) is connected with and drives the rotating disk (13).

3. The free-moving connector detection device of claim 1, wherein: the inner wall of the fixing hole (22) is provided with a limit bar (24), and the outer peripheral wall of the product is provided with a limit groove (25) which is matched with the limit bar (24) in an up-down sliding way.

4. The free-moving connector detection device of claim 1, wherein: the product comprises a shell (5) and a movable needle (6) coaxially sleeved in the shell (5), wherein at least one movable needle (6) is arranged, and limiting blocks (7) are arranged on the outer side of the shell (5) and the outer side of the movable needle (6) in a protruding mode.

5. The free-moving connector detection device of claim 1, wherein: the pressing assembly (23) comprises a pressing support (231) fixedly arranged on the rotating disc (13), a pressing cylinder (232) is arranged on the pressing support (231), a telescopic rod of the pressing cylinder (232) is arranged vertically downwards, a pressing block (233) is arranged at the end part of the telescopic rod, and a pressing through hole (234) for a product moving mechanism (3) to pass through is formed in the pressing block (233).

6. The free-moving connector detection device of claim 5, wherein: the inner wall of the pressing through hole (234) is inclined, and two openings of the pressing through hole (234) are arranged in a big-end-up mode.

7. The free-moving connector detection device of claim 1, wherein: the product moving mechanism (3) comprises a moving support (31) which is fixedly arranged, a driving source (32) is vertically arranged on the moving support (31), a moving substrate (33) is arranged on the driving source (32), and suckers (34) which are vertically downwards arranged on the moving substrate (33) and are in one-to-one correspondence with the moving needles (6) of the product.

8. The free-moving connector detection device of claim 1, wherein: the visual detection mechanism (4) comprises a visual detection support (41) which is fixedly arranged, and a detection camera (42) is horizontally arranged on the visual detection support (41).

9. The free-moving connector detection device of claim 8, wherein: the visual detection mechanism (4) further comprises a light source (44) arranged on the backlight plate (43), the backlight plate (43) and the light source (44) are arranged at an obtuse included angle, and the backlight plate (43) is further connected with a backlight driving piece (45) which is vertically arranged.