Workpiece size detection equipment

Abstract

The utility model discloses workpiece dimension detection equipment, which comprises a bottom plate, a jig for loading a workpiece, a detection support and a support block are arranged on the bottom plate, a support plate is arranged at the end part of the workpiece, a CCD (Charge Coupled Device) camera is fixed on the detection support, the support block is positioned between the detection support and the jig, and the CCD camera is fixed on the support plate. A supporting block is arranged on the supporting plate, a strip-shaped block is fixed to the top of the supporting block and extends towards the jig, at least one supporting rod is formed at the end of the strip-shaped block, the supporting rod and the supporting plate are parallel to each other, a preset distance is formed between the supporting rod and the supporting plate, and the CCD camera is located above the supporting rod and the supporting plate. Compared with the prior art, the visual detection of the size of the workpiece is realized, the detection accuracy and the detection efficiency can be improved, and the application requirements are better met.

Description

Technical Field

[0001] The utility model relates to an injection molding workpiece molding detection device, in particular to a workpiece size detection device. Background Art

[0002] After the injection molded workpiece is processed and formed, it will generally go through a detection step, which includes the detection of the workpiece shape and size, including visual detection. For related structures, please refer to the Chinese patent publication with publication number CN211346696U and the name "A CCD size detection device for injection molded parts", which records: "A CCD size detection device for injection molded parts, including a placement table, the four end corners of the bottom of the placement table are welded with support legs, the top of the placement table is fixedly installed with a clamp, the top of the placement table is welded with a vertical shaft at one end close to the clamp, a stopper is welded on one side of the top of the placement table, the top of the vertical shaft is sleeved with a mounting block, and the vertical shaft and the mounting block are fixed by a first tightening knob, and one end of the mounting block is rotatably connected to the mounting shaft through a pin shaft." In this type of mechanism, although it has the function of visual information collection, due to the lack of reference, its size can only be judged based on the shape of the workpiece in the image, and the accuracy of the detection result is not good. Utility Model Content

[0003] The technical problem to be solved by the utility model is to provide a workpiece size detection device which can realize visual detection of workpiece size and improve detection accuracy and detection efficiency in view of the deficiencies of the prior art.

[0004] In order to solve the above technical problems, the utility model adopts the following technical solutions.

[0005] A workpiece size detection device comprises a base plate, on which a jig for loading the workpiece, a detection bracket and a support block are provided, a support plate is provided at the end of the workpiece, a CCD camera is fixed on the detection bracket, the support block is located between the detection bracket and the jig, a strip block is fixed on the top of the support block, the strip block extends toward the jig, at least one support rod is formed at the end of the strip block, the support rod and the support plate are parallel to each other and there is a preset distance between the two, and the CCD camera is located above the support rod and the support plate.

[0006] Preferably, a plurality of workpieces are loaded on the jig, and a plurality of support rods are provided at the ends of the strip blocks, and the support rods correspond to the support plates one by one.

[0007] Preferably, two supports are fixed on the bottom plate, and the fixture is fixedly connected to the tops of the two supports.

[0008] Preferably, a light board is provided between the two supports, and the light board extends to below the support rod and the support board.

[0009] Preferably, a U-shaped enclosure is fixed on the bottom plate, and the light panel is arranged on the inner side of the U-shaped enclosure.

[0010] Preferably, the detection bracket includes a vertical slide rail, a vertical slide seat is provided on the vertical slide rail, a camera holder is fixed on the vertical slide seat, the CCD camera is installed on the camera holder, a limit seat is provided on the camera holder, and the limit seat is fixedly connected to the vertical slide rail by a top screw.

[0011] Preferably, four columns are fixed on the bottom plate, and a top plate is fixed on the top ends of the four columns.

[0012] Preferably, it comprises a housing, and the housing is fixed to the outer sides of the bottom plate, the columns and the top plate.

[0013] In the workpiece size detection equipment disclosed by the utility model, a jig is provided on the bottom plate. During detection, the workpiece to be detected is loaded on the jig. At the same time, a support rod is formed at the end of the strip block. The support rod and the support plate at the end of the workpiece are in a one-to-one correspondence. The two are parallel to each other and have a certain distance between them. When the CCD camera performs visual detection on the support rod and the support plate, the fixed support rod can be used as a reference for the support plate, which helps to simplify the judgment process of visual detection, thereby quickly judging whether the overall size of the workpiece is qualified. Compared with the prior art, the utility model not only realizes the visual detection of the workpiece size, but also improves the detection accuracy and detection efficiency, and better meets the application requirements. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a three-dimensional diagram of the workpiece size detection equipment of the utility model;

[0015] Figure 2 This is the internal structure diagram of the workpiece size detection equipment of the utility model;

[0016] Figure 3 This is the structural diagram of the base plate, fixture and bar block;

[0017] Figure 4 This is an exploded view of the base plate and the fixture;

[0018] Figure 5 This is a structural diagram of the detection bracket. DETAILED DESCRIPTION

[0019] The present invention will be described in more detail below with reference to the accompanying drawings and embodiments.

[0020] The utility model discloses a workpiece size detection device, combined with Figures 1 to 5As shown, it includes a base plate 1, on which a fixture 2 for loading a workpiece 100, a detection bracket 3 and a support block 5 are provided, a support plate 101 is provided at the end of the workpiece 100, a CCD camera 4 is fixed on the detection bracket 3, the support block 5 is located between the detection bracket 3 and the fixture 2, a strip block 6 is fixed on the top of the support block 5, the strip block 6 extends toward the fixture 2, at least one support rod 60 is formed at the end of the strip block 6, the support rod 60 and the support plate 101 are parallel to each other and there is a preset distance between the two, and the CCD camera 4 is located above the support rod 60 and the support plate 101.

[0021] In the above structure, a jig 2 is provided on the base plate 1. During inspection, the workpiece 100 to be inspected is loaded on the jig 2. At the same time, a support rod 60 is formed at the end of the bar block 6. The support rod 60 and the support plate 101 at the end of the workpiece 100 are in a one-to-one correspondence, and the two are parallel to each other and have a certain distance. When the CCD camera 4 performs visual inspection on the support rod 60 and the support plate 101, the fixed support rod 60 can be used as a reference for the support plate 101, which helps to simplify the judgment process of visual inspection, thereby quickly judging whether the overall size of the workpiece 100 is qualified. Compared with the prior art, the utility model not only realizes the visual inspection of the workpiece size, but also improves the inspection accuracy and efficiency, and better meets the application requirements.

[0022] In this embodiment, the fixture 2 is loaded with a plurality of workpieces 100, and the end of the bar block 6 is provided with a plurality of support rods 60, and the support rods 60 correspond to the support plates 101 one by one. Figure 3 and Figure 4 In this embodiment, three workpieces 100 can be loaded on the fixture 2.

[0023] In order to support and fix the fixture 2 , in this embodiment, two supports 10 are fixed on the bottom plate 1 , and the fixture 2 is fixedly connected to the tops of the two supports 10 .

[0024] See also Figures 2 to 4 In addition to fixing and supporting the jig 2, the two supports 10 can also prevent a light board from being placed between the two supports. Specifically, a light board 7 is provided between the two supports 10, and the light board 7 extends below the support rod 60 and the support board 101. The light board 7 emits light upwards to illuminate the support rod 60 and the support board 101, thereby improving the image clarity of visual inspection.

[0025] In order to reduce light scattering, in the present embodiment, a U-shaped enclosure 11 is fixed on the bottom plate 1 , and the light panel 7 is arranged on the inner side of the U-shaped enclosure 11 .

[0026] See also Figure 5 In this embodiment, the detection bracket 3 includes a vertical slide rail 30, a vertical slide seat 31 is provided on the vertical slide rail 30, a camera support 32 is fixed on the vertical slide seat 31, the CCD camera 4 is mounted on the camera support 32, a limit seat 33 is provided on the camera support 32, and the limit seat 33 is fixedly connected to the vertical slide rail 30 by a top screw. In the above structure, based on the sliding relationship between the vertical slide seat 31 and the vertical slide rail 30, the vertical height position of the CCD camera 4 can be adjusted. After the CCD camera 4 is adjusted in place, the camera support 32 can be fixed to the vertical slide rail 30 by using the top screw on the limit seat 33, so as to achieve the purpose of adjustment and fixing.

[0027] As a preferred embodiment, four columns 12 are fixed on the bottom plate 1, and a top plate 13 is fixed on the top of the four columns 12. Furthermore, this embodiment includes a housing 14, and the housing 14 is fixed to the outside of the bottom plate 1, the columns 12 and the top plate 13. On this basis, two start buttons 15 are also provided on the bottom plate 1, and a display 16 is also provided on the housing 14.

[0028] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions or improvements made within the technical scope of the present invention should be included in the scope of protection of the present invention.

Claims

1. A workpiece size detection device, characterized in that: The invention comprises a base plate (1), on which a fixture (2) for loading a workpiece (100), a detection bracket (3) and a support block (5) are provided, a support plate (101) is provided at the end of the workpiece (100), a CCD camera (4) is fixed on the detection bracket (3), the support block (5) is located between the detection bracket (3) and the fixture (2), a strip block (6) is fixed on the top of the support block (5), the strip block (6) extends toward the fixture (2), at least one support rod (60) is formed at the end of the strip block (6), the support rod (60) and the support plate (101) are parallel to each other and there is a preset distance between the two, and the CCD camera (4) is located above the support rod (60) and the support plate (101).

2. The workpiece size detection device according to claim 1, characterized in that: A plurality of workpieces (100) are loaded on the jig (2), and a plurality of support rods (60) are provided at the end of the bar block (6), and the support rods (60) correspond one to one with the support plates (101).

3. The workpiece size detection device according to claim 1, characterized in that: Two supports (10) are fixed on the bottom plate (1), and the fixture (2) is fixedly connected to the tops of the two supports (10).

4. The workpiece size detection device according to claim 3, characterized in that: A light board (7) is provided between the two supports (10), and the light board (7) extends to below the support rod (60) and the support board (101).

5. The workpiece size detection device according to claim 4, characterized in that: A U-shaped enclosure (11) is fixed on the bottom plate (1), and the light panel (7) is arranged on the inner side of the U-shaped enclosure (11).

6. The workpiece size detection device according to claim 1, characterized in that: The detection bracket (3) comprises a vertical slide rail (30), a vertical slide seat (31) is provided on the vertical slide rail (30), a camera support (32) is fixed on the vertical slide seat (31), the CCD camera (4) is mounted on the camera support (32), a limit seat (33) is provided on the camera support (32), and the limit seat (33) is fixedly connected to the vertical slide rail (30) by a top screw.

7. The workpiece size detection device according to claim 1, characterized in that: Four upright posts (12) are fixed on the bottom plate (1), and a top plate (13) is fixed on the top ends of the four upright posts (12).

8. The workpiece size detection device according to claim 7, characterized in that: It comprises a housing (14), wherein the housing (14) is fixed to the outer sides of the bottom plate (1), the column (12) and the top plate (13).

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