Manual sewing needle hole photoelectric detection mechanism

Abstract

The utility model discloses a hand sewing needle hole photoelectric detection mechanism, which relates to the technical field of hand sewing needle production, and comprises a bottom plate, a photoelectric detection structure mounted on the upper wall surface of the bottom plate, two groups of roller structures mounted on the upper wall surface of the bottom plate, two groups of hand sewing needle fixing structures sleeved outside the two groups of roller structures, and a removing structure mounted on the upper wall surface of the bottom plate, a feeding structure is mounted on the upper wall surface of the bottom plate; the photoelectric detection structure comprises a photoelectric frame, a light source and a camera; the photoelectric frame is mounted on the upper wall surface of the bottom plate, and a mounting hole is formed in the photoelectric frame; the shape of the needle hole of the hand sewing needle is detected through the photoelectric detection structure, when a light source passes through the needle hole of the hand sewing needle, projection of the needle hole of the hand sewing needle is formed, the projection is received by the camera and judged through the computer, and finally whether the needle hole is qualified or not is judged, so that the hand sewing needle detection device has the advantages of being high in detection qualification rate, free of labor cost, high in detection efficiency and the like. And high-speed and high-efficiency hand sewing needle detection can be carried out.

Description

Technical Field

[0001] The utility model relates to the technical field of hand-sewing needle production, in particular to a photoelectric detection mechanism for a needle hole of a hand-sewing needle. Background Art

[0002] A needle is a tool used to sew clothes. It is long and thin with a sharp head. The characteristics of a needle are that it is sharp and long. Other things with this characteristic can also be called needles, such as pine needles and compasses. Acupuncture is a method of treating diseases in traditional Chinese medicine. It can also be referred to as needle for short, and is used in words such as acupuncture and acupuncture.

[0003] Hand sewing needles are a type of needle used to sew clothes and other items. The last step in the production process of hand sewing needles is to manually inspect the hand sewing needles. The appearance of the hand sewing needles is observed by human eyes. It is mainly necessary to observe whether the shape of the needle hole is qualified, whether the needle hole is blocked, and other issues, so that unqualified hand sewing needles can be removed. However, due to manual inspection, there is uncertainty, and the pass rate of hand sewing needles after inspection cannot be guaranteed. Utility Model Content

[0004] The purpose of the utility model is to solve the shortcomings of the prior art and propose a photoelectric detection mechanism for hand sewing needle pinholes. The utility model detects the pinhole shape of the hand sewing needle through a photoelectric detection structure. When a light source passes through the pinhole of the hand sewing needle, a projection of the pinhole of the hand sewing needle is formed, which is then received by a camera and judged by a computer to finally determine whether the pinhole is qualified. Therefore, the utility model has a high detection pass rate, no labor cost, and can perform high-speed and efficient hand sewing needle detection.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A photoelectric detection mechanism for sewing needle pinholes comprises: a base plate, a photoelectric detection structure is installed on the upper wall of the base plate, two groups of roller structures are installed on the upper wall of the base plate, two groups of sewing needle fixing structures are sleeved on the outside of the two groups of roller structures, a rejection structure is installed on the upper wall of the base plate, and a feeding structure is installed on the upper wall of the base plate; the photoelectric detection structure comprises: a photoelectric frame, a light source and a camera; the photoelectric frame is installed on the upper wall of the base plate, a mounting hole is opened inside the photoelectric frame, the light source is installed on the lower wall of the photoelectric frame, and the camera is installed inside the mounting hole of the photoelectric frame.

[0007] The utility model is further configured as two groups of roller structures including: two roller frames, two bearings, a rubber roller and two gears; the two roller frames are respectively mounted on the upper wall surface of the bottom plate, the two bearings are respectively mounted inside the two roller frames, the rubber roller is mounted inside the two bearings, and the two gears are respectively sleeved on the outside of the rubber roller.

[0008] The utility model is further configured as two groups of hand sewing needle fixing structures including: a toothed belt and a plurality of magnetic grooves; the toothed belt is sleeved on the outside of two gears, the toothed belt is provided with a plurality of mounting grooves, and the plurality of magnetic grooves are respectively mounted in the mounting grooves of the toothed belt.

[0009] The utility model is further configured such that the rejection structure includes: a cylinder frame, an ejection cylinder and an ejection arc plate; the cylinder frame is installed on the upper wall surface of the bottom plate, the ejection cylinder is installed inside the cylinder frame, and the ejection arc plate is installed on the driving end of the ejection cylinder.

[0010] The utility model is further configured that the feeding structure comprises: a feeding rack and a feeding trough; the feeding rack is installed on the upper wall surface of the bottom plate, and the feeding trough is installed on the side wall surface of the feeding rack.

[0011] The utility model is further configured that a flush frame is installed on the upper wall surface of the bottom plate.

[0012] The utility model is further configured that two lead-out racks are installed on the upper wall surface of the bottom plate.

[0013] The beneficial effects of the utility model are as follows: the utility model detects the shape of the pinhole of the hand-sewing needle through the photoelectric detection structure. When the light source passes through the pinhole of the hand-sewing needle, a projection of the pinhole of the hand-sewing needle is formed, and the projection is then received by the camera, and judged by the computer to finally determine whether the pinhole is qualified. Therefore, the utility model has a high detection pass rate, no labor cost, and can perform high-speed and efficient hand-sewing needle detection.

[0014] 1. The photoelectric detection mechanism for the pinhole of a hand-sewing needle is provided with a photoelectric detection structure, which can detect the shape of the pinhole of the hand-sewing needle. When the light source passes through the pinhole of the hand-sewing needle, a projection of the pinhole of the hand-sewing needle is formed, and the projection is then received by the camera, and judged by the computer to finally determine whether the pinhole is qualified.

[0015] 2. The photoelectric detection mechanism for sewing needle pinholes is provided with a roller structure and a sewing needle fixing structure. The roller structure can drive the sewing needle fixing structure to rotate periodically through the engagement between gears. The sewing needle fixing structure transmits a single sewing needle through magnetic adsorption, which is convenient for pinhole detection.

[0016] 3. The photoelectric detection mechanism for the pinhole of hand-sewing needles is provided with a rejection structure, and the rejection structure can eject unqualified hand-sewing needles, thereby achieving the purpose of sorting hand-sewing needles. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a first overall structural schematic diagram of the hand-sewing needle pinhole photoelectric detection mechanism proposed in the utility model;

[0018] Figure 2 This is a second overall structural schematic diagram of the hand-sewing needle pinhole photoelectric detection mechanism proposed by the utility model;

[0019] Figure 3 This is a schematic diagram of the roller structure of the hand sewing needle pinhole photoelectric detection mechanism proposed by the utility model;

[0020] Figure 4 This is a schematic diagram of the hand-sewing needle fixing structure of the hand-sewing needle pinhole photoelectric detection mechanism proposed by the utility model.

[0021] In the figure: 1. bottom plate; 2. photoelectric frame; 3. light source; 4. camera; 5. roller frame; 6. bearing; 7. rubber roller; 8. gear; 9. toothed belt; 10. magnetic groove; 11. cylinder frame; 12. ejection cylinder; 13. ejection arc plate; 14. feed frame; 15. feed trough; 16. flush frame; 17. lead-out frame. DETAILED DESCRIPTION

[0022] The technical solution of this patent is further described in detail below in conjunction with specific implementation methods.

[0023] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and cannot be understood as limiting the present invention.

[0024] In the description of this patent, it should be understood that the terms "center", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the drawings, and are only for the convenience of describing this patent and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on this patent.

[0025] In the description of this patent, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", and "set" should be understood in a broad sense, for example, it can be fixedly connected or set, or it can be detachably connected or set, or connected or set in one piece. For ordinary technicians in this field, the specific meanings of the above terms in this patent can be understood according to specific circumstances.

[0026] Reference Figure 1-4The photoelectric detection mechanism for the pinhole of a hand-sewing needle comprises: a bottom plate 1, a photoelectric detection structure is installed on the upper wall of the bottom plate 1, two groups of roller structures are installed on the upper wall of the bottom plate 1, two groups of hand-sewing needle fixing structures are set on the outside of the two groups of roller structures, a rejection structure is installed on the upper wall of the bottom plate 1, and a feeding structure is installed on the upper wall of the bottom plate 1; the photoelectric detection structure comprises: a photoelectric frame 2, a light source 3 and a camera 4; the photoelectric frame 2 is installed on the upper wall of the bottom plate 1, and a mounting hole is opened inside the photoelectric frame 2, the light source 3 is installed on the lower wall of the photoelectric frame 2, and the camera 4 is installed inside the mounting hole of the photoelectric frame 2, a flush frame 16 is installed on the upper wall of the bottom plate 1, and two lead-out frames 17 are installed on the upper wall of the bottom plate 1, and the photoelectric detection structure can detect the pinhole shape of the hand-sewing needle. When the light source 3 passes through the pinhole of the hand-sewing needle, a projection of the pinhole of the hand-sewing needle will be formed, and the projection will be received by the camera 4, and the judgment is made by the computer, and finally it is determined whether the pinhole is qualified.

[0027] Specifically, the two groups of roller structures include: two roller frames 5, two bearings 6, rubber rollers 7 and two gears 8; the two roller frames 5 are respectively installed on the upper wall of the bottom plate 1, the two bearings 6 are respectively installed inside the two roller frames 5, the rubber roller 7 is installed inside the two bearings 6, and the two gears 8 are respectively mounted on the outside of the rubber rollers 7. The two groups of hand-sewing needle fixing structures include: a toothed belt 9 and a plurality of magnetic grooves 10; the toothed belt 9 is mounted on the outside of the two gears 8, the toothed belt 9 has a plurality of mounting grooves, and the plurality of magnetic grooves 10 are respectively mounted in the mounting grooves of the toothed belt 9. The roller structure can drive the hand-sewing needle fixing structure to rotate periodically through the engagement between the gears. The hand-sewing needle fixing structure transmits a single hand-sewing needle through magnetic adsorption, which is convenient for pinhole detection.

[0028] Specifically, the rejection structure includes: a cylinder frame 11, an ejection cylinder 12 and an ejection arc plate 13; the cylinder frame 11 is installed on the upper wall of the base plate 1, the ejection cylinder 12 is installed inside the cylinder frame 11, and the ejection arc plate 13 is installed at the driving end of the ejection cylinder 12. The rejection structure can eject unqualified hand-sewn needles, thereby achieving the purpose of sorting hand-sewn needles.

[0029] Specifically, the feeding structure includes: a feeding rack 14 and a feeding trough 15; the feeding rack 14 is installed on the upper wall of the bottom plate 1, and the feeding trough 15 is installed on the side wall of the feeding rack 14. The feeding structure can place the hand sewing needles one by one inside the hand sewing needle fixing structure.

[0030] Working principle: When using the utility model, first connect the external AC power supply to the utility model to provide energy for the electrical appliances in the utility model, and then the operator connects the external power source to the utility model to provide rotational power for the rubber roller 7, and then the operator places the hand sewing needle inside the feed trough 15, so that the needle hole of the hand sewing needle is on one side of the photoelectric frame 2, and at this time, the rotating rubber roller 7 drives the two gears 8 to rotate, and drives the toothed belt 9 to rotate through the engagement of the gears, and when the magnetic groove 10 of the toothed belt 9 passes under the feed trough 15, the hand sewing needle will be adsorbed to the inside of the magnetic groove 10, and then the hand sewing needle will be When the toothed belt 9 drives through the flush rack 16, since the needle hole of the hand-sewing needle has a small plane, this small plane will be flushed by the flush rack 16, so that the direction of the needle hole will be perpendicular to the bottom plate 1. When the hand-sewing needle passes through the light source 3, the camera 4 will receive the vacuum projection of the hand-sewing needle and judge the shape of the pinhole through the computer. When the shape of the pinhole is unqualified or the pinhole is blocked, the ejection cylinder 12 extends, driving the ejection arc plate 13 to eject the unqualified hand-sewing needle, while the qualified hand-sewing needle continues to rotate with the rotating toothed belt 9 and the magnetic groove 10. When the hand-sewing needle passes through the lead-out rack 17, the qualified hand-sewing needle will be brought out by the lead-out rack 17, thereby completing the screening of the hand-sewing needle.

[0031] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. Photoelectric detection mechanism for hand sewing needle pinhole, including: The bottom plate (1) is characterized in that a photoelectric detection structure is installed on the upper wall surface of the bottom plate (1), two groups of roller structures are installed on the upper wall surface of the bottom plate (1), two groups of hand-sewing needle fixing structures are sheathed outside the two groups of roller structures, a rejection structure is installed on the upper wall surface of the bottom plate (1), and a feeding structure is installed on the upper wall surface of the bottom plate (1); The photoelectric detection structure comprises: a photoelectric frame (2), a light source (3) and a camera (4); The photoelectric frame (2) is mounted on the upper wall surface of the base plate (1), a mounting hole is provided inside the photoelectric frame (2), the light source (3) is mounted on the lower wall surface of the photoelectric frame (2), and the camera (4) is mounted inside the mounting hole of the photoelectric frame (2).

2. The photoelectric detection mechanism for hand sewing needle pinholes according to claim 1, characterized in that: The two groups of roller structures include: two roller frames (5), two bearings (6), a rubber roller (7) and two gears (8); The two roller frames (5) are respectively mounted on the upper wall surface of the bottom plate (1), the two bearings (6) are respectively mounted inside the two roller frames (5), the rubber roller (7) is mounted inside the two bearings (6), and the two gears (8) are respectively sleeved on the outside of the rubber roller (7).

3. The photoelectric detection mechanism for hand sewing needle pinholes according to claim 1, characterized in that: The two groups of hand sewing needle fixing structures include: a toothed belt (9) and a plurality of magnetic grooves (10); The toothed belt (9) is sleeved on the outside of the two gears (8), and the toothed belt (9) is provided with a plurality of mounting grooves, and the plurality of magnetic grooves (10) are respectively mounted in the mounting grooves of the toothed belt (9).

4. The photoelectric detection mechanism for hand sewing needle pinholes according to claim 1, characterized in that: The rejection structure comprises: a cylinder frame (11), a push-out cylinder (12) and a push-out arc plate (13); The cylinder frame (11) is mounted on the upper wall surface of the bottom plate (1), the ejection cylinder (12) is mounted inside the cylinder frame (11), and the ejection arc plate (13) is mounted on the driving end of the ejection cylinder (12).

5. The photoelectric detection mechanism for hand sewing needle pinholes according to claim 1, characterized in that: The feeding structure comprises: a feeding frame (14) and a feeding trough (15); The feed rack (14) is mounted on the upper wall surface of the bottom plate (1), and the feed trough (15) is mounted on the side wall surface of the feed rack (14).

6. The photoelectric detection mechanism for hand sewing needle pinholes according to claim 1, characterized in that: A flush mount (16) is installed on the upper wall surface of the base plate (1).

7. The photoelectric detection mechanism for hand sewing needle pinholes according to claim 1, characterized in that: Two lead-out racks (17) are installed on the upper wall surface of the base plate (1).

Images