CN213727924U

CN213727924U - Automatic detection machine for pins of nixie tubes

Info

Publication number: CN213727924U
Application number: CN202022356836.9U
Authority: CN
Inventors: 郑秋明
Original assignee: Xiamen Medeo Technology Co ltd
Current assignee: Xiamen Medeo Technology Co ltd
Priority date: 2020-10-21
Filing date: 2020-10-21
Publication date: 2021-07-20
Anticipated expiration: 2030-10-21

Abstract

The utility model discloses an automated inspection machine of charactron pin, comprises a workbench, it is equipped with the mount to correspond on the workstation, the mount corresponds with sample fixed establishment and is connected, sample fixed establishment corresponds with the determine part and is connected, sample fixed establishment still corresponds with the screening subassembly and is connected, the screening subassembly corresponds with material pipe carry mechanism and is connected, the screening subassembly still corresponds with defective products box phase-match, sample fixed establishment, determine part, screening subassembly and material pipe carry mechanism all correspond the electricity with the controller and are connected, the controller corresponds the electricity with the display screen and is connected. The utility model discloses a defective work that test element and screening subassembly will be screened out is rejected, realizes classification management, improves work efficiency, reduces the cost of labor.

Description

Automatic detection machine for pins of nixie tubes

Technical Field

The utility model relates to a check out test set technical field especially relates to an automated inspection machine of charactron pin.

Background

A nixie tube, also known as a glow tube, is an electronic device that can display numeric and other information. The glass tube includes an anode made of a wire mesh and a plurality of cathodes. Most nixie tube cathodes are shaped as numbers. The tube is filled with a low pressure gas, typically neon plus some mercury and/or argon for the most part. When a cathode is charged, the nixie tube emits colored light, which is generally orange or green depending on the gas in the tube.

The most common form of nixie tube has 10 cathodes in the shape of the numbers 0 to 9, some nixie tubes also having one or two decimal points. However, there are other types of nixie tubes that display letters, marks and symbols. The nixie tube is widely used in instruments, clocks, stations, household appliances and other occasions, and is widely applied in the fields of electric appliances, particularly household appliances, such as air conditioners, water heaters, refrigerators and the like. Because the connection of charactron and circuit mainly relies on the pin, but the manual work filters qualified charactron and not only wastes time and energy, still filters the mistake easily and causes the waste, consequently needs to provide an automated inspection machine of charactron pin.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects in the prior art, the automatic detection machine for the nixie tube pins is provided.

The utility model discloses a following scheme realizes:

the utility model provides an automated inspection machine of charactron pin, includes the workstation, it is equipped with the mount to correspond on the workstation, the mount corresponds with sample fixed establishment and is connected, sample fixed establishment corresponds with the testing part and is connected, sample fixed establishment still corresponds with the screening subassembly and is connected, the screening subassembly corresponds with material pipe carry mechanism and is connected, the screening subassembly still matches with defective products box phase, sample fixed establishment, testing part, screening subassembly and material pipe carry mechanism all correspond the electricity with the controller and are connected, the controller corresponds the electricity with the display screen and is connected.

The worktable is vertically provided with a first support and a second support correspondingly, the height of the first support is greater than that of the second support, and the bottom of the fixing frame is correspondingly connected with the first support and the second support respectively.

The sample fixing mechanism comprises a clamping groove with a long strip structure, the sectional area of the clamping groove is L-shaped, the open side face of the clamping groove is correspondingly connected with a clamping plate, one end of the clamping groove is correspondingly connected with a screening component, the clamping plate is correspondingly connected with a sliding plate, a plurality of guide rails are correspondingly arranged at the bottom of the sliding plate, the sliding plate is also correspondingly connected with a clamping cylinder, and the clamping cylinder is electrically connected with a controller in a corresponding mode.

Each guide rail is perpendicular to the clamping groove.

The detection part comprises a first camera, a second camera and a third camera, the first camera is arranged on the top end of the detection frame, the second camera and the third camera are respectively arranged at two ends of the mounting plate, the mounting plate and the detection frame are respectively and vertically arranged with the fixing frame, a material fixing cylinder is correspondingly arranged under the first camera, a material blocking cylinder is arranged in front of the material fixing cylinder in a corresponding mode, the second camera and the third camera are connected to form an axis, the axis is arranged in the middle of the material fixing cylinder and the material blocking cylinder, and the material fixing cylinder and the material blocking cylinder are equally divided to be respectively electrically connected with the controller in a corresponding mode.

The mount includes front and back, the test rack sets up with the front is perpendicular, the mounting panel sets up with the back is perpendicular, the test rack sets up with the mounting panel is perpendicular.

The central axes of the first camera, the second camera and the third camera intersect on the same plane.

The screening subassembly includes lift platform and screening cylinder, lift platform's one end corresponds with the screens groove and is connected, lift platform's bottom corresponds and is equipped with the screening cylinder, the screening cylinder corresponds with the workstation and is connected, lift platform and screens groove phase-match, lift platform's the other end corresponds with material pipe carry mechanism and is connected.

The material pipe carry mechanism comprises a feeding plate, clamping strips in one-to-one correspondence are arranged at two ends of the feeding plate, an air cylinder and a plurality of sliding rails are correspondingly arranged on the back surface of the feeding plate, the sliding rails are arranged on a workbench, and the clamping strips are matched with the feeding pipe.

The inlet pipe and lift platform phase-match, the slide rail sets up with the inlet pipe is perpendicular.

The utility model has the advantages that:

1. the utility model relates to an automated inspection machine of charactron pin makes sample fixed establishment downward sloping setting through the high drop of first support and second support, lets the charactron can detect it on the automatic landing detection part, reduces the use of manpower, improves work efficiency.

2. The utility model relates to an automated inspection machine of charactron pin can realize improving detection efficiency to the omnidirectional detection of pin through set up first camera, second camera and third camera on the equidirectional, prevents to filter the mistake of charactron, causes the waste of raw materials.

3. The utility model relates to an automated inspection machine of charactron pin passes through lift platform and rejects the defective work that the screening cylinder will be selected out, realizes classification management, improves work efficiency, reduces the cost of labor.

Drawings

Fig. 1 is a front view of an automatic detector for a nixie tube pin of the present invention;

fig. 2 is a schematic structural view of an automatic detector for a nixie tube pin of the present invention;

FIG. 3 is a detail A from FIG. 2;

fig. 4 is a schematic structural view of another view angle of the automatic detector for a nixie tube pin of the present invention;

FIG. 5 is a detail view of B in FIG. 3;

in the figure: the device comprises a worktable 1, a fixed frame 2, a front surface 21, a back surface 22, a sample fixing mechanism 3, a clamping groove 31, a clamping plate 32, a guide rail 33, a clamping cylinder 34, a sliding plate 35, a screening assembly 4, a lifting platform 41, a screening cylinder 42, a material pipe carrying mechanism 5, a feeding plate 51, a sliding rail 52, a clamping strip 53, a feeding pipe 54, a defective product box 6, a first support 7, a second support 8, a controller 9, a first camera 10, a second camera 11, a third camera 12, a mounting plate 13, a detection frame 14, a material fixing cylinder 15, a material blocking cylinder 16 and a display screen 17.

Detailed Description

The invention will be further described with reference to the following drawings and specific embodiments:

as shown in fig. 1, 2 and 4, an automatic detection machine for a nixie tube pin comprises a workbench 1, a fixing frame 2 is correspondingly arranged on the workbench 1, the fixing frame 2 is correspondingly connected with a sample fixing mechanism 3, the sample fixing mechanism 3 is correspondingly connected with a detection part, the sample fixing mechanism 3 is also correspondingly connected with a screening component 4, the screening component 4 is correspondingly connected with a material tube carry mechanism 5, the screening component 4 is also matched with a defective product box 6, the sample fixing mechanism 3, the detection part, the screening component 4 and the material tube carry mechanism 5 are all electrically connected with a controller 9 in a corresponding mode, and the controller 9 is electrically connected with a display screen 17 in a corresponding mode. When in use, the heights of the clamping groove 31, the lifting platform 41 and the feeding plate 51 are firstly adjusted, so that the concave surface in the clamping groove 31, the flat top surface of the lifting platform 41 and the bottom surface of the feeding pipe 54 are on the same plane, namely a plane inclined downwards; and then sequentially adjusting the positions of the first camera 10, the second camera 11 and the third camera 12 so that the intersection points of the detected center of the nixie tube and the central axes of the first camera 10, the second camera 11 and the third camera 12 are on the same plane.

As shown in fig. 1, a first support 7 and a second support 8 are respectively and vertically arranged on the workbench 1, the height of the first support 7 is greater than that of the second support 8, and the bottom of the fixing frame 2 is respectively and correspondingly connected with the first support 7 and the second support 8. The utility model relates to an automated inspection machine of charactron pin makes the 3 downward sloping settings of sample fixed establishment through the high drop of first support 7 and second support 8, lets the charactron can detect it on the automatic landing detection part, reduces the use of manpower, improves work efficiency.

As shown in fig. 3, the sample fixing mechanism 3 includes a clamping groove 31 having a long strip structure, the sectional area of the clamping groove 31 is L-shaped, the open side of the clamping groove 31 is correspondingly connected to a clamping plate 35, one end of the clamping groove 31 is correspondingly connected to the screening module 4, the clamping plate 32 is correspondingly connected to a sliding plate 35, a plurality of guide rails 33 are correspondingly disposed at the bottom of the sliding plate 35, the sliding plate 35 is further correspondingly connected to a clamping cylinder 34, and the clamping cylinder 34 is correspondingly electrically connected to the controller 9. Each guide rail 33 is arranged perpendicular to the detent groove 31. In the in-service use, operate with die clamping cylinder 34 outwards through display screen 17, drive sliding plate 35 along guide rail 33 outwards movement, lead to increasing the distance between screens groove 31 and the grip block 35, then will wait to detect the charactron and put into screens groove 31, rethread display screen 17 adjusts die clamping cylinder 34's concertina movement, make grip block 35 just can press from both sides the charactron that detects, accomplish sample fixed establishment 3's debugging, conveniently wait the downward landing of the charactron that detects, the utility model discloses can adjust the distance between screens groove 31 and the grip block 35 according to the size of charactron, enlarge application range.

As shown in fig. 2, 4 and 5, the detection component includes a first camera 10, a second camera 11 and a third camera 12, the first camera 10 is disposed at the top end of a detection frame 14, the second camera 11 and the third camera 12 are respectively disposed at two ends of a mounting plate 13, the mounting plate 13 and the detection frame 14 are respectively perpendicular to the fixing frame 2, a material fixing cylinder 15 is correspondingly disposed under the first camera 10, a material blocking cylinder 16 is correspondingly disposed in front of the material fixing cylinder 15, an axis formed by connecting the second camera 11 and the third camera 12 is disposed in the middle of the material fixing cylinder 15 and the material blocking cylinder 16, and the material fixing cylinder 15 and the material blocking cylinder 16 are respectively electrically connected to the controller 9. When the nixie tube to be detected slides to the lower side of the fixing cylinder 15 through the clamping groove 31, the fixing cylinder 15 moves downwards to press the next nixie tube to be detected to prevent the next nixie tube from continuously sliding downwards, meanwhile, the material blocking cylinder 16 moves to stretch out the material blocking plate to block the nixie tube to be detected in front of the material blocking plate, so that the center of the nixie tube is just on the axis formed by the connection of the second camera 11 and the third camera 12, the nixie tube pin can be shot by the second camera 11 and the third camera 12, and the detection work of the nixie tube is completed.

The fixed frame 2 comprises a front surface 21 and a back surface 22, the detection frame 14 is perpendicular to the front surface 21, the mounting plate 13 is perpendicular to the back surface 22, and the detection frame 14 is perpendicular to the mounting plate 13. During actual installation and debugging, a straight line where the axis of the clamping groove 31 is located can be taken as an X axis, a straight line where the axis of the first camera 10 is located is a Y axis, a straight line where the axis formed by connecting the second camera 11 and the third camera 12 is located is a Z axis, and the position where the to-be-detected nixie tube is located is an origin point, so that the first camera 10, the second camera 11 and the third camera 12 can shoot different positions of the nixie tube.

The central axes of the first camera 10, the second camera 11 and the third camera 12 intersect on the same plane. The utility model relates to an automated inspection machine of charactron pin can realize improving detection efficiency to the omnidirectional detection of pin through setting up first camera 10, second camera 11 and third camera 12 on the equidirectional, prevents to the wrong screening of charactron, causes the waste of raw materials. The method comprises the following steps that a first camera 10 automatically detects ink defects on the surface of a nixie tube, obvious flash and obvious directions, a second camera 11 and a third camera 12 automatically detect the pin viscose of the nixie tube and send detection results to a controller, whether the nixie tube is qualified or not is judged through a software program in the controller 9, when the nixie tube is judged to be unqualified, the controller 9 transmits instructions to a screening cylinder 42 and a material blocking cylinder 16, the material blocking cylinder 16 is opened, the screening cylinder 42 moves downwards to enable a lifting platform 41 to descend, unqualified products slide into an unqualified product box 6, and the screening cylinder 42 moves upwards to enable the lifting platform 41 to return to the original position; when the qualified products are judged to be qualified, the controller 9 transmits instructions to the screening cylinder 42 and the material blocking cylinder 16, the screening cylinder 42 keeps still, and the material blocking cylinder 16 is opened, so that the qualified products slide into the feeding pipe 54.

The principle of the second camera 11 and the third camera 12 for detecting whether the pins of the nixie tube are glued is that a polarized backlight is added between the two pins, and then a polarizer is added on the lens of the second camera 11 and the lens of the third camera 12, so that the positions where the pins are glued and epoxy appear white and bright, and the positions are in sharp contrast with the positions where the pins are not glued and epoxy appears. After natural light passes through a polarizing device, only polarized light in one direction can pass through the device, and linearly polarized light is obtained. The vibration direction of the linearly polarized light is determined, when the polarization of the polaroid on the light source and the polarization on the lens act simultaneously, the angle can be well selected, so that only the refracted light generated by the backlight source irradiating on the epoxy part is allowed to enter the lens, and therefore, the backlight source is represented as dark color in a lighting picture, and the epoxy is bright color. The combination of the area, the width and the continuous height of the white lightening part above each pin is judged, and the pin is judged to be NG when the condition is met, namely the pin of the nixie tube is unqualified.

As shown in fig. 1 and 5, the screening assembly 4 includes a lifting platform 41 and a screening cylinder 42, one end of the lifting platform 41 is connected with the clamping groove 31, the bottom of the lifting platform 41 is provided with the screening cylinder 42, the screening cylinder 42 is connected with the working table 1, the lifting platform 41 is matched with the clamping groove 31, and the other end of the lifting platform 41 is connected with the material tube carrying mechanism 5. The material pipe carrying mechanism 5 comprises a feeding plate 51, clamping strips 53 in one-to-one correspondence are arranged at two ends of the feeding plate 51, a cylinder (not shown in the figure) and a plurality of sliding rails 52 are correspondingly arranged on the back surface of the feeding plate 51, the cylinder is electrically connected with a controller in a corresponding mode, the sliding rails 52 are arranged on the workbench 1, and the clamping strips 53 are matched with a feeding pipe 54 of a cuboid. The feed pipe 54 is matched with the lifting platform 41, and the slide rail 52 is vertically arranged with the feed pipe 54. In use, a plurality of feed pipes 54 can be inserted into the position-locking strip 53, and when one of the feed pipes 54 is filled with qualified nixie tubes, the controller gives instructions to the air cylinder through the operation of the display screen to push the feed plate 51 to move on the slide rail 52, so that the other feed pipe 54 is aligned with the lifting platform 41.

The utility model discloses the concrete working process will the utility model be debugged and switch on, the charactron that detects is put into sample fixed establishment 3, presss from both sides the charactron that detects with screens groove 31 and clamping plate 35, according to the start button, the charactron that detects slides downwards in proper order, then tears the film on the charactron manually; pressing a start button again after the film tearing is finished, enabling the nixie tube to slide downwards along the clamping groove 31 to the detection part, enabling the material fixing cylinder 15 and the material blocking cylinder 16 to cooperate with each other to detect the nixie tube one by one, enabling the lifting platform 41 to descend when unqualified products are detected, enabling the unqualified products to slide into the unqualified product box 6, opening the material blocking cylinder when qualified products are detected, enabling the qualified products to slide into the feeding pipe 54, stopping the machine when all the material pipes are finished, and restarting and starting the machine after new material pipes are placed.

The utility model discloses the concrete circuit structure, connected mode, theory of operation and process of controller 9 and display screen 17 are well-known technology, no longer give unnecessary details here.

Although the invention has been shown and described in detail with respect to the preferred embodiments thereof, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. The utility model provides an automated inspection machine of charactron pin, includes workstation (1), its characterized in that: the utility model discloses a screening device, including workstation (1), corresponding on workstation (1) be equipped with mount (2), mount (2) correspond with sample fixed establishment (3) and are connected, sample fixed establishment (3) correspond with the test part and are connected, sample fixed establishment (3) still correspond with screening subassembly (4) and are connected, screening subassembly (4) correspond with material pipe carry mechanism (5) and are connected, screening subassembly (4) still with defective products box (6) phase-match, sample fixed establishment (3), test part, screening subassembly (4) and material pipe carry mechanism (5) all correspond the electricity with controller (9) and are connected, controller (9) correspond the electricity with display screen (17) and are connected.

2. The automatic detector for the pins of the nixie tube according to claim 1, characterized in that: the workbench (1) is vertically provided with a first support (7) and a second support (8) correspondingly, the height of the first support (7) is larger than that of the second support (8), and the bottom of the fixing frame (2) is correspondingly connected with the first support (7) and the second support (8) respectively.

3. The automatic detector for the pins of the nixie tube according to claim 1, characterized in that: sample fixed establishment (3) are including screens groove (31) of rectangular structure, the sectional area in screens groove (31) is the L type, the open side in screens groove (31) corresponds with pinch-off blades (32) and is connected, the one end in screens groove (31) corresponds with screening subassembly (4) and is connected, pinch-off blades (32) correspond with sliding plate (35) and are connected, the bottom correspondence of sliding plate (35) is equipped with a plurality of guide rail (33), sliding plate (35) still correspond with die clamping cylinder (34) and are connected, die clamping cylinder (34) correspond the electricity with controller (9) and are connected.

4. The automatic detector for the pins of the nixie tube according to claim 3, wherein: each guide rail (33) is perpendicular to the clamping groove (31).

5. The automatic detector for the pins of the nixie tube according to claim 1, characterized in that: the detection part comprises a first camera (10), a second camera (11) and a third camera (12), the first camera (10) is arranged on the top end of a detection frame (14), the second camera (11) and the third camera (12) are respectively arranged at two ends of a mounting plate (13), the mounting plate (13) and the detection frame (14) are respectively and vertically arranged with a fixing frame (2), a material sizing cylinder (15) is correspondingly arranged under the first camera (10), a material blocking cylinder (16) is correspondingly arranged in front of the material sizing cylinder (15), an axis formed by connecting the second camera (11) and the third camera (12) is arranged in the middle of the material sizing cylinder (15) and the material blocking cylinder (16), and the material sizing cylinder (15) and the material blocking cylinder (16) are respectively and electrically connected with a corresponding controller (9).

6. The automatic detector for the pins of the nixie tube according to claim 5, wherein: the fixed frame (2) comprises a front surface (21) and a back surface (22), the detection frame (14) is perpendicular to the front surface (21), the mounting plate (13) is perpendicular to the back surface (22), and the detection frame (14) is perpendicular to the mounting plate (13).

7. The automatic detector for the pins of the nixie tube according to claim 6, wherein: the central axes of the first camera (10), the second camera (11) and the third camera (12) intersect on the same plane.

8. The automatic detector for the pins of the nixie tube according to claim 3, wherein: screening subassembly (4) are including lift platform (41) and screening cylinder (42), the one end and screens groove (31) of lift platform (41) correspond and are connected, the bottom correspondence of lift platform (41) is equipped with screening cylinder (42), screening cylinder (42) correspond with workstation (1) and are connected, lift platform (41) and screens groove (31) phase-match, the other end and the material pipe carry mechanism (5) of lift platform (41) correspond and are connected.

9. The automatic detector for the pins of the nixie tube according to claim 8, wherein: material pipe carry mechanism (5) include feed plate (51) the both ends of feed plate (51) all are equipped with screens strip (53) of one-to-one the back correspondence of feed plate (51) is equipped with cylinder and a plurality of slide rail (52), slide rail (52) set up on workstation (1), screens strip (53) and inlet pipe (54) phase-match.

10. The automatic detector for the pins of the nixie tube according to claim 9, wherein: the feed pipe (54) is matched with the lifting platform (41), and the sliding rail (52) is perpendicular to the feed pipe (54).