Visual positioning mechanism

Abstract

The utility model discloses a visual positioning mechanism which comprises a workbench, a supporting frame is fixedly connected to the upper side of the workbench, a camera is connected to the lower side of the supporting frame, a turnover mechanism is arranged on the upper side of the workbench, a fixing mechanism is arranged on the turnover mechanism, and the turnover mechanism comprises a mounting base. The mounting base is fixedly connected to the upper side of the workbench, the upper side of the mounting base is connected with an air cylinder, the upper side of the workbench is fixedly connected with a sliding base, two symmetrical limiting grooves are formed in the inner side of the sliding base, and limiting columns are slidably connected into the two limiting grooves correspondingly. A rack is fixedly connected to the upper sides of the two limiting columns, and the output end of the air cylinder is fixedly connected with one side of the rack. Compared with the prior art, the visual positioning mechanism provided by the utility model has the advantage that the visual positioning mechanism capable of comprehensively capturing feature information is provided.

Description

TECHNICAL FIELD

[0001] The utility model relates to detection technical field, concretely is a visual positioning mechanism. BACKGROUND

[0002] The visual positioning mechanism is a device for positioning target objects using visual technology. It is usually composed of a camera, an image processing system, a motion control system, etc. The camera is responsible for collecting images of the target objects, the image processing system analyzes and processes the images, extracts the feature information of the target objects such as shape, color, position, etc., and then calculates the coordinate position of the target objects in space according to these information, and the motion control system drives the relevant mechanisms such as robot arms according to the calculated position information, so that it can accurately reach the position of the target objects, thereby realizing accurate positioning operation. This mechanism has wide application in many fields such as industrial production, logistics and warehousing, robot navigation, etc., which can effectively improve production efficiency and automation level, and reduce labor cost and error rate.

[0003] The existing visual positioning mechanism has the following shortcomings: the existing visual positioning mechanism uses a camera to detect after fixing the detection object, but the fixing mechanism and the camera cannot move, which causes the camera to be unable to capture the feature information comprehensively. SUMMARY

[0004] The technical problem to be solved by the utility model is to overcome the above technical defects, and to provide a visual positioning mechanism capable of capturing feature information comprehensively.

[0005] In order to solve the above problems, the technical scheme of the utility model is as follows: a visual positioning mechanism, comprising a workbench, a support frame is fixedly connected to the upper side of the workbench, a camera is connected to the lower side of the support frame, a turnover mechanism is arranged on the upper side of the workbench, a fixing mechanism is arranged on the turnover mechanism, the turnover mechanism comprises a mounting seat, the mounting seat is fixedly connected to the upper side of the workbench, a cylinder is connected to the upper side of the mounting seat, a sliding seat is fixedly connected to the upper side of the workbench, two symmetrical limiting grooves are formed in the inner side of the sliding seat, two limiting columns are respectively and slidably connected in the limiting grooves, a rack is fixedly connected to the upper side of the two limiting columns, and the output end of the cylinder is fixedly connected to one side of the rack.

[0006] Further, a gear is engaged with the upper side of the rack, two vertical plates are fixedly connected to the upper side of the workbench, a rotating shaft is fixedly connected to one side of the gear, the rotating shaft is rotatably connected to one side of the vertical plate, an installation sleeve is fixedly connected to the outer side of the rotating shaft, and a connecting block is connected to one side of the installation sleeve.

[0007] Further, one side of the connecting block is fixedly connected with an insertion rod, one side of each of the two vertical plates is fixedly connected with a connecting plate, an insertion slot is formed in the upper side of the connecting plate, and the insertion rod can be inserted into the insertion slot.

[0008] Further, the fixing mechanism comprises a fixing seat fixedly connected to one side of the mounting sleeve and fixed to one side of the connecting block, and two symmetrical supporting plates are fixedly connected to one side of the fixing seat.

[0009] Further, two bolts are threadedly connected to the two supporting plates respectively, two fixing plates are fixedly connected to the ends of the two bolts respectively, two sliding grooves are formed in the fixing seat, two sliding blocks are fixedly connected to the lower sides of the two fixing plates respectively, and the two sliding blocks are slidingly connected to the inner sides of the two sliding grooves respectively.

[0010] Further, the two fixing plates are connected with rubber pads on opposite sides respectively.

[0011] Compared with the prior art, the utility model has the advantages that the utility model sets up turnover mechanism, drives rack to move through the telescoping of air cylinder, drives gear rotation which is engaged with it, and finally realizes that the mounting sleeve and the component connected on it carry out turnover action. BRIEF DESCRIPTION OF DRAWINGS

[0012] Figure 1 is a perspective view of a visual positioning mechanism of the utility model Figure One .

[0013] Figure 2 is a perspective view of a visual positioning mechanism of the utility model Figure Two .

[0014] Figure 3 is a perspective view of a rack and a sliding seat in a visual positioning mechanism of the utility model Figure Three .

[0015] Figure 4 is a perspective view of a fixing mechanism in a visual positioning mechanism of the utility model Figure Four .

[0016] As shown in the figure: 1. Workbench; 2. Support frame; 3. Camera; 4. Tilting mechanism; 401. Mounting base; 402. Cylinder; 403. Sliding seat; 404. Limiting groove; 405. Limiting post; 406. Rack; 407. Gear; 408. Rotating shaft; 409. Mounting sleeve; 410. Connecting block; 411. Insert rod; 412. Connecting plate; 413. Slot; 414. Vertical plate; 5. Fixing mechanism; 501. Fixing base; 502. Support plate; 503. Bolt; 504. Fixing plate; 505. Slide groove; 506. Slider; 507. Rubber pad. Detailed Implementation

[0017] The specific embodiments of this utility model will be further described below with reference to the accompanying drawings. Identical components are indicated by the same reference numerals.

[0018] It should be noted that the terms “front,” “back,” “left,” “right,” “up,” and “down” used in the following description refer to the directions shown in the attached diagram, while the terms “inside” and “outside” refer to the directions toward or away from the geometric center of a specific component, respectively.

[0019] To make the content of this utility model easier to understand, the technical solutions in the embodiments of this utility model will be clearly and completely described below with reference to the accompanying drawings.

[0020] like Figures 1 to 4 As shown, a visual positioning mechanism includes a worktable 1, a support frame 2 fixedly connected to the upper side of the worktable 1, a camera 3 connected to the lower side of the support frame 2, a flipping mechanism 4 on the upper side of the worktable 1, and a fixing mechanism 5 on the flipping mechanism 4.

[0021] The turnover mechanism 4 comprises a mounting seat 401 fixedly connected to the upper side of the workbench 1, a cylinder 402 connected to the upper side of the mounting seat 401, a sliding seat 403 fixedly connected to the upper side of the workbench 1, two symmetrical limiting grooves 404 opened in the inner side of the sliding seat 403, two limiting columns 405 respectively and slidably connected in the limiting grooves 404, a rack 406 fixedly connected to the upper side of the limiting columns 405, the output end of the cylinder 402 fixedly connected to one side of the rack 406, a gear 407 meshed with the upper side of the rack 406, two vertical plates 414 fixedly connected to the upper side of the workbench 1, a rotating shaft 408 fixedly connected to one side of the vertical plates 414, an installation sleeve 409 fixedly connected to the outer side of the rotating shaft 408, a connecting block 410 connected to one side of the installation sleeve 409, a plug rod 411 fixedly connected to one side of the connecting block 410, a connecting plate 412 fixedly connected to one side of the vertical plates 414, a plug groove 413 opened in the upper side of the connecting plate 412, and the plug rod 411 capable of being inserted into the plug groove 413. The cylinder 402 is started to drive the rack 406 to move, the limiting columns 405 slide in the limiting grooves 404 to keep the rack 406 moving in a straight line, the meshed gear 407 rotates, the installation sleeve 409 and the connecting block 410 synchronously rotate driven by the transmission rotating shaft 408, the plug rod 411 is inserted into the plug groove 413 when the rotating shaft 408 rotates to 90 degrees, and the turnover of the detection object is realized. When some objects with irregular shapes need to be visually detected from multiple surfaces, the turnover mechanism can easily turn the objects to the appropriate angle, so that the camera 3 can fully capture the characteristic information of the objects.

[0022] The fixing mechanism 5 comprises a fixing seat 501 fixedly connected to one side of the installation sleeve 409 and fixed to one side of the connecting block 412, and two symmetrical supporting plates 502 fixedly connected to one side of the fixing seat 501. Two bolts 503 are respectively and threadedly connected to the supporting plates 502, two fixing plates 504 are respectively and fixedly connected to the ends of the bolts 503, two sliding grooves 505 are opened in the fixing seat 501, two sliding blocks 506 are respectively and fixedly connected to the lower sides of the fixing plates 504, and the sliding blocks 506 are respectively and slidably connected to the inner sides of the sliding grooves 505. The detection object is placed between the fixing plates 504, the bolts 503 are screwed to move the fixing plates 504 relative to each other, and the detection object is fixed.

[0023] Two said fixed plate 504 relative to one side are respectively connected with rubber pad 507, and the rubber pad 507 is buffered to detection object, places fixed plate 504 in contact detection object and damages its surface. Start air cylinder 402 and make its output end drive rack 406 to move, and two limit posts 405 slide in two limit grooves 404 to make the rack keep straight movement, drive the meshed gear 407 to rotate, and transmission rotating shaft 408 drives mounting sleeve 409 and connecting block 410 synchronous rotation, when rotating to ninety degrees, plug rod 411 is inserted into the inside of slot 413, and the turnover of detection object is realized, when positioning some objects with irregular shape and needing to be visually detected from multiple surfaces, the turnover mechanism can easily turn over the object to the appropriate angle, so that the camera 3 can fully capture its feature information.

[0024] In specific use, detection object is placed between two fixed plates 504, and screw bolt 503 is screwed to move two fixed plates 504 relatively, to fix the detection object.

[0025] The above describes the utility model and its implementation, and this description is not restrictive, and the embodiment shown in the drawings is only one of the utility model, and the actual structure is not limited thereto. In general, if a person skilled in the art is inspired, without departing from the utility model, without creative design, similar structure and embodiments of the technical scheme, which should belong to the protection scope of the utility model.

Claims

1. A visual positioning mechanism comprising a worktable (1), characterized in that: The workbench (1) is fixedly connected with a support frame (2) on the upper side, the support frame (2) is connected with a camera (3) on the lower side, the workbench (1) is provided with a turnover mechanism (4) on the upper side, and the turnover mechanism (4) is provided with a fixing mechanism (5); The turnover mechanism (4) comprises a mounting seat (401), the mounting seat (401) is fixedly connected to the upper side of the workbench (1), a gas cylinder (402) is connected to the upper side of the mounting seat (401), a sliding seat (403) is fixedly connected to the upper side of the workbench (1), two symmetrical limiting grooves (404) are formed in the inner side of the sliding seat (403), two limiting columns (405) are slidably connected in the two limiting grooves (404) respectively, a rack (406) is fixedly connected to the upper sides of the two limiting columns (405), and the output end of the gas cylinder (402) is fixedly connected to one side of the rack (406).

2. A visual positioning mechanism according to claim 1, wherein: A gear (407) is engaged on the upper side of the rack (406), two vertical plates (414) are fixedly connected to the upper side of the workbench (1), a rotating shaft (408) is fixedly connected to one side of the gear (407), the rotating shaft (408) is rotatably connected to one side of the vertical plate (414), an installation sleeve (409) is fixedly connected to the outer side of the rotating shaft (408), and a connecting block (410) is connected to one side of the installation sleeve (409).

3. A visual positioning mechanism according to claim 2, wherein: One side of the connecting block (410) is fixedly connected with a plug rod (411), one side of the two vertical plates (414) is fixedly connected with a connecting plate (412), and a plug groove (413) is formed in the upper side of the connecting plate (412).

4. A visual positioning mechanism according to claim 2, wherein: The fixing mechanism (5) comprises a fixing seat (501), the fixing seat (501) is fixedly connected to one side of the installation sleeve (409) and fixed to one side of the connecting block (410), and two symmetrical supporting plates (502) are fixedly connected to one side of the fixing seat (501).

5. A visual positioning mechanism according to claim 4, wherein: Two bolts (503) are threadedly connected to the two supporting plates (502) respectively, two fixed plates (504) are fixedly connected to the ends of the two bolts (503) respectively, two sliding grooves (505) are formed in the fixing seat (501), two sliding blocks (506) are fixedly connected to the lower sides of the two fixed plates (504) respectively, and the two sliding blocks (506) are slidably connected to the inner sides of the two sliding grooves (505).

6. A visual positioning mechanism according to claim 5, wherein: The opposite sides of the two fixed plates (504) are respectively connected with rubber pads (507).

Images