CN219532938U - Visual intelligent detection device for internal threads of workpiece - Google Patents

Abstract

The utility model relates to the technical field of detection devices and discloses an intelligent detection device for internal thread vision of a workpiece, which comprises a workbench, wherein a diffuse reflection white light emitter is connected to the workbench through a wire, a fixed plate is fixedly arranged on the upper side of the workbench, a top plate is fixedly arranged on the upper side of the fixed plate, two fixed frames are fixedly arranged on the lower side of the top plate, sliding grooves are formed in the lower inner walls of the two fixed frames, sliding blocks are movably connected in the two sliding grooves, the moving block can be moved back and forth through downward movement, so that an endoscope camera can be driven to move back and forth to modulate a shooting position, the moving plate can be released after the position of the endoscope camera is adjusted, a tension spring drives the moving plate to move upwards, the extrusion strip moves upwards to extrude the top plate to be fixed through a lifting rod, pictures shot by the endoscope camera are marked one by one through image marking software, and detection data can be reserved while internal threads are detected.

Description

Visual intelligent detection device for internal threads of workpiece

Technical Field

The utility model relates to the technical field of detection devices, in particular to an intelligent visual detection device for internal threads of a workpiece.

Background

The internal thread is not exposed, typically on the rotated side of the rotary fastener. The external threads are exposed, typically on the rotational side of the rotational fastener. The internal thread tooth type groove bottom can be in a circular arc shape, if the shape of the thread tooth type groove bottom is not specified, the internal thread tooth type groove bottom can be flattened or rounded during turning, the relative position between a workpiece and the laser reflection type internal thread detector is limited greatly, the distance and the angle between the workpiece and the laser reflection type internal thread detector must be ensured to be within a certain specific range, one laser reflection type internal thread detector can only detect one internal thread at a time, the detection result can only be stored in a qualified or unqualified mode, an image cannot be stored, and the detection data cannot be traced.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides the visual intelligent detection device for the internal threads of the workpiece, which has the advantages that the images shot by the camera of the endoscope are marked one by utilizing image marking software, so that the detection data can be reserved while the internal threads are detected, and the problems that the detection result can only be stored in a qualified or unqualified mode, the images cannot be stored and the detection data cannot be traced are solved.

(II) technical scheme

In order to realize the purpose that pictures shot by an endoscope camera are labeled one by utilizing the image labeling software, so that the internal thread is detected while the detection data is reserved, the utility model provides the following technical scheme: the utility model provides a work piece internal thread vision intelligent detection device, includes the workstation, is connected with diffuse reflection white light emitter through the wire on the workstation, workstation upside fixed mounting has the fixed plate, fixed plate upside fixed mounting has the roof, roof downside fixed mounting has two fixed frames, the spout has all been seted up to inner wall under two fixed frames, equal swing joint has the slider in two spouts, equal fixed mounting of two slider upside has the connecting block, fixed run through has the movable strip on two movable connecting blocks, be provided with the movable block on the movable strip, the spread groove has been seted up on the movable block, movable strip and spread groove swing joint have the endoscope camera, the cross groove has been seted up to the movable block upside, swing joint has the extrusion strip in the cross groove, extrusion strip downside fixed mounting has a plurality of lifter, the draw-in groove has been seted up to the movable block downside, inner wall fixed mounting has a plurality of extension spring on the draw-in groove, every extension spring is movable sleeve respectively at the lifter, swing joint has the movable plate in the draw-in groove, movable plate upside and every lifter fixed connection.

Preferably, the movable plate is provided with a through groove, and the lower inner wall of the through groove is provided with a plurality of arc grooves.

Preferably, the front surface of the top plate is provided with a groove, and the diffuse reflection white light emitter is movably connected with the groove.

Preferably, the diffuse reflection white light emitter is fixedly provided with two small blocks on the front face, and the two small blocks are fixedly provided with vertical bars on the front face.

Preferably, the diffuse reflection white light emitter downside is offered the mounting groove, and the fixed mounting has soft strip in the mounting groove.

(III) beneficial effects

Compared with the prior art, the utility model provides an intelligent visual detection device for internal threads of workpieces, which has the following beneficial effects:

1. according to the intelligent detection device for the internal thread vision of the workpiece, the diffuse reflection white light emitter is used for irradiating a thread groove of the workpiece, then the endoscope camera is used for shooting a plurality of workpieces with internal threads and workpieces without internal threads to form an image library, the moving block can be moved back and forth through moving the moving plate downwards, so that the endoscope camera can be driven to move back and forth to modulate the shooting position, the moving plate can be loosened after the position of the endoscope camera is adjusted, the tension spring drives the moving plate to move upwards, the extrusion strip is moved upwards to extrude the top plate to be fixed through the lifting rod, the images shot by the endoscope camera are labeled one by utilizing image labeling software, the positions of the internal threads are framed, 80% of the labeled images are used as a training set, 20% of the labeled images are used as a verification set, a training target detection algorithm is trained, and a model with thread detection capability is stored after training is completed, so that detection data can be reserved when the internal threads are detected.

2. This work piece internal thread vision intelligent detection device can make things convenient for the user to move the fly leaf downwards through logical groove and arc wall, can make things convenient for the user to place diffuse reflection white light emitter through the recess, can increase frictional force and avoid diffuse reflection white light emitter to drop after placing diffuse reflection white light emitter in the recess through soft strip.

Drawings

FIG. 1 is a schematic view of a front perspective structure of the present utility model;

FIG. 2 is a schematic perspective view illustrating a cross-sectional structure of the moving block 10 of FIG. 1 according to the present utility model;

fig. 3 is a schematic perspective view of the connecting block in fig. 1 according to the present utility model.

In the figure: 1. a work table; 2. a connecting block; 3. moving the bar; 4. a fixing plate; 5. a fixed frame; 6. a chute; 7. a groove; 8. a small block; 9. a vertical bar; 10. a moving block; 11. an endoscope camera; 12. a diffuse reflection white light emitter; 13. a mounting groove; 14. a soft strip; 15. a connecting groove; 16. a movable plate; 17. an arc-shaped groove; 18. a through groove; 19. a tension spring; 20. a clamping groove; 21. a lifting rod; 22. extruding the strip; 23. a transverse groove; 24. a slide block; 25. and a top plate.

Detailed Description

The present utility model will be described in further detail below with reference to the drawings, wherein like elements are designated by like reference numerals, and it is noted that the words "front", "rear", "left", "right", "upper" and "lower", "bottom" and "top" used in the following description refer to directions in the drawings, and the words "inner" and "outer" refer to directions toward or away from, respectively, the geometric center of a particular element.

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, the present utility model provides a technical solution: the utility model provides a work piece internal thread vision intelligent detection device, includes workstation 1, is connected with diffuse reflection white light emitter 12, its characterized in that through the wire on the workstation 1: the upper side of the workbench 1 is fixedly provided with a fixed plate 4, the upper side of the fixed plate 4 is fixedly provided with a top plate 25, the lower side of the top plate 25 is fixedly provided with two fixed frames 5, the lower inner walls of the two fixed frames 5 are respectively provided with a sliding groove 6, the two sliding grooves 6 are respectively and movably connected with a sliding block 24, the upper sides of the two sliding blocks 24 are respectively and fixedly provided with a connecting block 2, the two movable connecting blocks 2 are fixedly penetrated with a movable strip 3, the movable strip 3 is provided with a movable block 10, the movable block 10 is provided with a connecting groove 15, the movable strip 3 is movably connected with the connecting groove 15, the lower side of the movable block 10 is fixedly provided with an endoscope camera 11, the upper side of the movable block 10 is provided with a transverse groove 23, the transverse groove 23 is movably connected with an extrusion strip 22, the lower side of the extrusion strip 22 is fixedly provided with a plurality of lifting rods 21, the lower side of the movable block 10 is provided with a clamping groove 20, the upper inner wall of the clamping groove 20 is fixedly provided with a plurality of tension springs 19, each tension spring 19 is respectively and movably sleeved on the lifting rods 21, the movable plate 16 is movably connected in the clamping groove 20, the upper side of the movable plate 16 is fixedly connected with each lifting rod 21, the diffuse reflection white light emitter 12 irradiates the thread groove of a workpiece, then the endoscope camera 11 is utilized to shoot a plurality of workpieces with internal threads and workpieces without internal threads to form an image library, the movable plate 16 is moved downwards to move the movable block 10 back and forth so as to drive the endoscope camera 11 to move back and forth to modulate the shooting position, the movable plate 16 can be released after the position of the endoscope camera 11 is adjusted, the tension spring 19 drives the movable plate 16 to move upwards, the extrusion strip 22 is moved upwards to fix the extrusion top plate through the lifting rods 21, the images shot by the endoscope camera 11 are marked one by utilizing image marking software, 80% of the marked images are used as training sets, 20% is as verification set, training target detection algorithm, after training, the model that holds is the model that has the screw thread testing ability, can remain the detected data when detecting the internal thread like this, open logical groove 18 on the fly leaf 16, a plurality of arc groove 17 has been seted up to logical groove 18 lower inner wall, recess 7 has been seted up in roof 25 openly, diffuse reflection white light emitter 12 and recess 7 swing joint, diffuse reflection white light emitter 12 openly fixed mounting has two frits 8, two frits 8 openly fixed mounting has vertical bar 9, install mounting groove 13 has been seted up to diffuse reflection white light emitter 12 downside, fixed mounting has soft strip 14 in the mounting groove 13, can make things convenient for the user to move fly leaf 16 downwards through logical groove 18 and arc groove 17, can make things convenient for the user to place diffuse reflection white light emitter 12 through recess 7, increase frictional force and avoid diffuse reflection white light emitter 12 to drop after placing diffuse reflection white light emitter 12 in recess 7 through soft strip 14.

When in use, the first step is: the diffuse reflection white light emitter 12 irradiates a thread groove of a workpiece, then the endoscope camera 11 is utilized to shoot a plurality of workpieces with internal threads and workpieces without internal threads to form an image library, the movable block 10 can be moved back and forth through the downward movement of the movable plate 16, so that the endoscope camera 11 can be driven to move back and forth to modulate the shooting position, the movable plate 16 can be loosened after the position of the endoscope camera 11 is adjusted, the tension spring 19 drives the movable plate 16 to move upwards, the extrusion strip 22 moves upwards to extrude the top plate to be fixed through the lifting rod 21, the images shot by the endoscope camera 11 are marked one by utilizing image marking software, the positions of the internal threads are framed, 80% of the marked images are used as a training set, 20% are used as a verification set, a training target detection algorithm is adopted, and a stored model is provided with thread detection capability after training, so that detection data can be reserved while internal threads are detected.

And a second step of: the movable plate 16 can be conveniently moved downwards by a user through the through groove 18 and the arc groove 17, the diffuse reflection white light emitter 12 can be conveniently placed by the user through the groove 7, and the diffuse reflection white light emitter 12 can be prevented from falling off by increasing friction force after the diffuse reflection white light emitter 12 is placed in the groove 7 through the soft strip 14.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (5)

1. The utility model provides a work piece internal thread vision intelligent detection device, includes workstation (1), is connected with diffuse reflection white light emitter (12) on workstation (1) through the wire, its characterized in that: the workbench (1) upper side fixed mounting has fixed plate (4), fixed plate (4) upside fixed mounting has roof (25), roof (25) downside fixed mounting has two fixed frames (5), spout (6) have all been seted up to two fixed frame (5) lower inner wall, all swing joint has slider (24) in two spouts (6), two slider (24) upside fixed mounting has connecting block (2), fixed running through has movable bar (3) on two movable connecting block (2), be provided with movable block (10) on movable block (3), connecting groove (15) have been seted up on movable block (10), movable bar (3) and connecting groove (15) swing joint, movable block (10) downside fixed mounting has endoscope camera (11), cross slot (23) have been seted up to movable block (10) upside, movable connection has extrusion strip (22) in cross slot (23), extrusion strip (22) downside fixed mounting has a plurality of lifter (21), draw-in groove (20) have been seted up to movable block (10) downside, inner wall (20) have extension spring (19) in fixed connection in each movable connection (16) respectively, the upper side of the movable plate (16) is fixedly connected with each lifting rod (21).

2. The intelligent visual inspection device for internal threads of a workpiece according to claim 1, wherein: the movable plate (16) is provided with a through groove (18), and the lower inner wall of the through groove (18) is provided with a plurality of arc-shaped grooves (17).

3. The intelligent visual inspection device for internal threads of a workpiece according to claim 1, wherein: the front of the top plate (25) is provided with a groove (7), and the diffuse reflection white light emitter (12) is movably connected with the groove (7).

4. The intelligent visual inspection device for internal threads of a workpiece according to claim 1, wherein: two small blocks (8) are fixedly arranged on the front face of the diffuse reflection white light emitter (12), and vertical bars (9) are fixedly arranged on the front faces of the two small blocks (8).

5. The intelligent visual inspection device for internal threads of a workpiece according to claim 1, wherein: the diffuse reflection white light emitter (12) downside has seted up mounting groove (13), and flexible strip (14) are fixed mounting in mounting groove (13).