CN218298003U - Light source adjusting device - Google Patents

Abstract

The utility model belongs to the technical field of the industry vision, a light source adjusting device is disclosed. This light source adjusting device includes the mounting panel, the rectilinear movement module, light source module and position detection module, be provided with the detection piece on the mounting panel, the rectilinear movement module sets up on the mounting panel, the light source module is connected with the removal end of rectilinear movement module, the light source module is just right with the sense terminal of detection piece, it is located one side that the detection piece was kept away from to the light source module to wait to detect the product, the position detection module includes sensor assembly and light screen subassembly, sensor assembly is connected with the removal end of rectilinear movement module, the light screen subassembly sets up on the mounting panel, the light screen subassembly includes a plurality of different light screen groups of arranging along the Z direction, sensor assembly is used for judging the distance of light source module for waiting to detect the product according to the light screen group that detects, prevent that light source module removes in-process and wait to detect the product and produce the interference, the security in the testing process improves.

Description

Light source adjusting device

Technical Field

The utility model relates to an industry vision technical field especially relates to light source adjusting device.

Background

The current electronic product is more and more popular, for promoting the experience sense that people used, also is more and more high to the outward appearance flaw requirement of product. In order to reduce the defects of the appearance scratches, the production factory is specially set up with a shipment inspection to prevent the defective products from flowing into the market. In the process of factory production, the generation of defective products is often not generated in the last process, and may be generated in the first tool of production, and the products are continuously produced with flaws, which causes waste of production resources. The process check is currently set up at the factory. Because the products of earphone class belong to special-shaped product, detect the difficulty, all rely on artifical the detection at present, artifical the detection causes easily lou to examine to the measurement personnel benchmark is unstable, produces the production resources waste. The light source is adjusted according to the different sizes of the products to be detected, and the light source is easy to collide with the products to be detected in the adjusting process to cause the damage of the products to be detected.

Therefore, a light source adjusting device is needed to solve the problems of the prior art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a light source adjusting device can prevent that the light source module from hitting and wait to detect the product.

To achieve the purpose, the utility model adopts the following technical proposal:

light source adjusting device includes:

the mounting plate is provided with a detection piece;

the linear moving module is arranged on the mounting plate;

the light source module is connected with the moving end of the linear moving module, the light source module is opposite to the detection end of the detection piece, and a product to be detected is positioned on one side, away from the detection piece, of the light source module;

the position detection module comprises a sensor assembly and a shading plate assembly, the sensor assembly is connected with the moving end of the linear moving module, the shading plate assembly is arranged on the mounting plate and comprises a plurality of different shading plate groups arranged along the Z direction, and the sensor assembly is configured to judge the distance between the light source module and a product to be detected according to the detected shading plate groups.

Optionally, the sensor assembly includes a plurality of photosensors, the plurality of photosensors are arranged along the X direction at the moving end of the linear motion module, the shutter assembly includes a plurality of shutters and a plurality of shutters, each shutter corresponds to one photosensor, each shutter is provided with a plurality of shutters at equal intervals along the Z direction, the length of each shutter along the X direction is increased by multiple times, and the distance between two adjacent shutters on each shutter is equal to the length of each shutter on the shutter.

Optionally, the linear moving module comprises a screw rod, a nut block and support blocks, the two support blocks are oppositely arranged on the mounting plate along the Z direction, two ends of the screw rod are respectively rotatably connected with one support block, the nut block is in threaded connection with the screw rod, and the light source module is connected with the nut block.

Optionally, the linear motion module further includes a hand wheel, and the hand wheel is disposed at one end of the lead screw away from the light source module.

Optionally, the linear movement module further comprises a lock configured to fix the lead screw relative to the support block.

Optionally, the light source adjusting device further comprises a moving frame, wherein one end of the moving frame is connected with the nut block, and the other end of the moving frame is connected with the light source module.

Optionally, the light source adjusting device further includes a guiding assembly, the guiding assembly includes a sliding block and a sliding rail, the sliding rail is connected to the mounting plate, and the sliding block is connected to the moving frame.

Optionally, the light source module includes a fixed frame, a first light source, a second light source and a third light source, the fixed frame is connected to the moving frame, the first light source is connected to the moving frame, the second light source is located at the lower end of the first light source and connected to the fixed frame, and the third light source is located at the lower end of the second light source and connected to the fixed frame.

Optionally, the fixed frame includes a first fixed plate, a second fixed plate and a third fixed plate, the first fixed plate is connected to the movable frame, the second fixed plate is perpendicular to the first fixed plate, the second light source is connected to the second fixed plate, the third fixed plate is connected to the first fixed plate and the second fixed plate through a fastener, and the third light source is disposed on the third fixed plate.

Optionally, the third fixing plate includes a first kidney-shaped hole and a second kidney-shaped hole, a first threaded hole is provided in the first fixing plate, a second threaded hole is provided in the second fixing plate, the fastener includes a first bolt and a second bolt, the first bolt passes through the first kidney-shaped hole and is in threaded connection with the first threaded hole, and the second bolt passes through the second kidney-shaped hole and is in threaded connection with the second threaded hole.

Has the advantages that:

the utility model provides a light source adjusting device, through set up sensor assembly and light source subassembly on the removal end at the rectilinear movement module, set up the shading board subassembly on the mounting panel, the shading board subassembly includes a plurality of different shading piece groups that set up on the Z direction, sensor assembly judges the distance of light source module for waiting to detect the product according to the type of the shading piece group that detects, the rectilinear movement module removal in-process has been prevented, the light source module with wait to detect the product and bump against, the efficiency of detection and the security that detects have been improved, and the simple structure of this position detection module, therefore, the carrier wave prepaid electric energy meter is low in cost, later maintenance is convenient.

Drawings

Fig. 1 is a schematic structural diagram of a light source adjusting device provided by the present invention;

fig. 2 is a schematic structural diagram of the linear moving module provided by the present invention;

fig. 3 is a schematic structural diagram of a position detection module provided by the present invention;

fig. 4 is an enlarged view at a in fig. 1.

In the figure:

100. mounting a plate; 110. a detection member; 120. a movable frame;

200. a linear moving module; 210. a lead screw; 220. a nut block; 230. a support block; 240. a hand wheel; 250. a locking member;

300. a light source module; 310. a fixed mount; 311. a first fixing plate; 312. a second fixing plate; 313. a third fixing plate; 3131. a first kidney-shaped hole; 3132. a second kidney-shaped hole; 320. a first light source; 330. a second light source; 340. a third light source;

400. a position detection module; 410. a sensor assembly; 411. a first photosensor; 412. a second photosensor; 413. a third photosensor; 414. a fourth photosensor; 420. a shutter assembly; 421. a first shading strip; 4211. a first light shielding sheet; 422. a second shading strip; 4221. a second light-shielding sheet; 423. a third shading strip; 4231. a third light-shielding sheet; 424. a fourth shading strip; 4241. a fourth light-shielding sheet;

500. a guide assembly; 510. a slider; 520. a slide rail.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not to be construed as limiting the invention. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.

In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, detachably connected, or integral to one another; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or may be connected through the use of two elements or the interaction of two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. "beneath," "under" and "beneath" a first feature includes the first feature being directly beneath and obliquely beneath the second feature, or simply indicating that the first feature is at a lesser elevation than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "left", "right", and the like are used based on the orientations and positional relationships shown in the drawings, and are only for convenience of description and simplification of operation, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.

The embodiment provides a light source adjusting device, as shown in fig. 1, fig. 2 and fig. 3, the light source adjusting device includes a mounting plate 100, a linear moving module 200, a light source module 300 and a position detecting module 400, a detecting member 110 is arranged on the mounting plate 100, the detecting member 110 can photograph a product to be detected, and whether the appearance of the product to be detected has a defect is determined according to the photographing result. The linear movement module 200 is arranged on the mounting plate 100, the light source movement module is connected with the movement end of the linear movement module 200, a product to be detected is located on one side, away from the detection piece 110, of the light source module 300, the light source module 300 is used for irradiating a light source on the product to be detected, the imaging definition of the detection piece 110 is improved, and the detection precision of the detection piece 110 is improved. Position detection module 400 includes sensor assembly 410 and light screen assembly 420, sensor assembly 410 is connected with the removal end of rectilinear movement module 200, light screen assembly 420 sets up on mounting panel 100, light screen assembly 420 includes a plurality of different light screen groups of arranging along the Z direction, sensor assembly 410 judges the distance of light source module 300 for waiting to detect the product according to the type of the light screen group that detects, when preventing that rectilinear movement module 200 from driving light source module 300 and removing, light source module 300 hits and waits to detect the product, the security of testing process has been improved, and this position detection module 400's simple structure, and is with low costs, the later maintenance is convenient.

Preferably, the detecting element 110 in this embodiment is a CCD camera (charged coupled device camera), which has the advantages of small volume, light weight, clear imaging, and the like, and ensures the accuracy in the detecting process. Specifically, in this embodiment, four CCD cameras are arranged on the mounting plate 100, so that the appearance of four products to be detected can be detected simultaneously, and the detection efficiency is improved.

Preferably, as shown in fig. 2 and 3, the sensor module 410 includes a plurality of photosensors, the plurality of photosensors are arranged at the moving end of the linear movement module 200 along the X direction, the light shielding plate module 420 includes a light shielding strip and a light shielding sheet, each light shielding strip corresponds to one photosensor, a plurality of light shielding sheets are arranged on each light shielding strip along the Z direction at equal intervals, the length of the light shielding sheet on each light shielding strip along the X direction is increased by multiple times, and the distance between two adjacent light shielding sheets on each light shielding strip is equal to the length of the light shielding sheet on each light shielding strip, so as to ensure that the light shielding plate module 420 has continuous position signals in the Z direction, and the sensor module 410 determines the distance between the light source module 300 and the product to be detected according to the detected position signals.

Preferably, when the number of the light-shielding bars is n, the length of the first light-shielding sheet 4211 on the first light-shielding bar is 1a, and the length of the nth light-shielding sheet on the nth light-shielding bar is (2 n-1) a. Specifically, as shown in fig. 2 and 3, in the present embodiment, the sensor assembly 410 includes a first photosensor 411, a second photosensor 412, a third photosensor 413, and a fourth photosensor 414, the visor assembly 420 includes a first light-shielding bar 421, a second light-shielding bar 422, a third light-shielding bar 423, and a fourth light-shielding bar 424, the first light-shielding bar 421 corresponds to the first photosensor 411 and a plurality of first light-shielding plates 4211 are disposed at intervals on the first light-shielding bar 421, the second light-shielding bar 422 corresponds to the second photosensor 412 and a plurality of second light-shielding plates 4221 are disposed at intervals on the second light-shielding bar 422, the third light-shielding bar 423 corresponds to the third photosensor 413 and a third light-shielding plate 4231 is disposed on the third light-shielding bar 423, the fourth light-shielding bar 424 corresponds to the fourth photosensor 414 and a fourth light-shielding plate 4241 is disposed on the fourth light-shielding bar 424, the length of the first light-shielding plate 4211 is 1a, the length of the second light-shielding sheet 4221 is 2a, the length of the third light-shielding sheet 4231 is 4a, the length of the fourth light-shielding sheet 4241 is 8a, the distance between two adjacent first light-shielding sheets 4211 on the first light-shielding strip 421 is 1a, the distance between two adjacent second light-shielding sheets 4221 on the second light-shielding strip 422 is 2a, the distance between two adjacent third light-shielding sheets 4231 on the third light-shielding strip 423 is 4a, the distance between two adjacent fourth light-shielding strips 424 on the fourth light-shielding strip 424 is 8a, after the first light-shielding strip 421, the second light-shielding strip 422, the third light-shielding strip 423 and the fourth light-shielding strip 424 are sequentially arranged from right to left along the X direction, a combination of 16 light-shielding sheets can be formed in the Z direction of the whole light-shielding sheet assembly, so as to form 16 continuous position signals, and the sensor assembly 410 can determine the distance of the current light source 300 relative to the product to be detected according to the detected position signals.

Preferably, as shown in fig. 2, the linear moving module 200 includes a screw 210, a nut block 220, and two support blocks 230, the two support blocks 230 are oppositely disposed on the mounting plate 100 along the Z direction, two ends of the screw 210 are respectively rotatably connected with one support block 230, the nut block 220 is in threaded connection with the screw 210, and the light source module 300 is connected with the nut block 220, so that the light source module 300 can be linearly moved along the Z direction by rotating the screw 210.

Optionally, as shown in fig. 2, the linear movement module 200 further includes a hand wheel 240, the hand wheel 240 is disposed at an end of the lead screw 210 far away from the light source module 300, the hand wheel 240 and the lead screw 210 are coaxially fixed, and the hand wheel 240 can facilitate an operator to rotate the lead screw 210, so as to drive the light source module 300 to move. In other embodiments, the lead screw 210 may be connected to a driving motor, and the driving motor drives the light source module 300 to move, so that the moving efficiency can be improved.

Further, as shown in fig. 2, in the embodiment, the linear moving module 200 further includes a locking member 250, and the locking member 250 is configured to fix the lead screw 210 relative to the supporting block 230, so as to ensure that the position of the light source module 300 is unchanged relative to the position of the product to be detected during the detection process, thereby improving the stability of the detection. Specifically, the locking member 250 includes a locking block, a locking handle and a locking arm, the locking block is connected to a supporting block 230 close to the handwheel 240, the locking handle is rotatably connected to the locking block and is in threaded connection with the locking arm, the screw 210 is disposed between the locking block and the locking arm, and by rotating the locking handle, the locking arm can press the screw 210 against the locking block, so that the screw 210 cannot rotate relative to the supporting block 230.

Preferably, as shown in fig. 1, light source adjusting device is still including removing frame 120, removes frame 120 one end and is connected the other end with nut block 220 and is connected with light source module 300, removes frame 120 through the setting and can make the light source more be close to waiting to detect the product, improves the light filling effect of light source, guarantees that the image that the CCD camera was shot is more clear.

Preferably, as shown in fig. 1, the light source adjusting device further includes a guide assembly 500, the guide assembly 500 includes a sliding block 510 and a sliding rail 520, the sliding rail 520 is connected to the mounting plate 100, the sliding block 510 is connected to the moving frame 120, and the guide assembly 500 can ensure that the light source module 300 is more stable in the moving process.

Further, the light source module 300 includes a fixed frame 310, a first light source 320, a second light source 330 and a third light source 340, wherein the fixed frame 310 is connected to the movable frame 120, the first light source 320 is connected to the movable frame 120, the second light source 330 is located at the lower end of the first light source 320 and is connected to the fixed frame 310, and the third light source 340 is located at the lower end of the second light source 330 and is connected to the fixed frame 310.

Preferably, as shown in fig. 4, the fixing frame 310 includes a first fixing plate 311, a second fixing plate 312 and a third fixing plate 313, the first fixing plate 311 is connected to the moving frame 120, the second fixing plate 312 is perpendicular to the first fixing plate 311, the second light source 330 is connected to the second fixing plate 312, the third fixing plate is fixed in an L shape, the third fixing plate 313 is connected to the first fixing plate 311 and the second fixing plate 312 by a fastening member, and the third light source 340 is disposed on the third fixing plate 313.

Preferably, as shown in fig. 4, the third fixing plate 313 includes a first kidney-shaped hole 3131 and a second kidney-shaped hole 3132, a first threaded hole is formed in the first fixing plate 311, a second threaded hole is formed in the second fixing plate 312, the fastening member includes a first bolt and a second bolt, the first bolt passes through the first kidney-shaped hole 3131 to be in threaded connection with the first threaded hole, the second bolt passes through the second kidney-shaped hole 3132 to be in threaded connection with the second threaded hole, and the distance between the third light source 340 and the second light source 330 can be adjusted through the first kidney-shaped hole 3131 and the second kidney-shaped hole 3132, so that the light intensities of the first light source 320 and the second light source 330 are moderate, and the imaging definition of the CCD camera is improved.

It is to be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention and are not intended to limit the embodiments of the present invention. Numerous obvious variations, rearrangements and substitutions will now occur to those skilled in the art without departing from the scope of the invention. This need not be, nor should it be exhaustive of all embodiments. Any modification, equivalent replacement or improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims (10)

1. Light source adjusting device, characterized by, includes:

the device comprises a mounting plate (100), wherein a detection piece (110) is arranged on the mounting plate (100);

a linear moving module (200) disposed on the mounting plate (100);

the light source module (300) is connected with the moving end of the linear moving module (200), the light source module (300) is opposite to the detection end of the detection piece (110), and a product to be detected is positioned on one side, far away from the detection piece (110), of the light source module (300);

the position detection module (400) comprises a sensor assembly (410) and a shading plate assembly (420), wherein the sensor assembly (410) is connected with a moving end of the linear moving module (200), the shading plate assembly (420) is arranged on the mounting plate (100), the shading plate assembly (420) comprises a plurality of different shading plate groups which are arranged along the Z direction, and the sensor assembly (410) is configured to judge the distance between the light source module (300) and the product to be detected according to the detected shading plate groups.

2. The light source adjustment apparatus according to claim 1, wherein the sensor assembly (410) includes a plurality of photo sensors, the plurality of photo sensors are arranged on a moving end of the linear moving module (200) along an X direction, the mask assembly (420) includes a plurality of mask bars and a plurality of mask sheets, each mask bar corresponds to one photo sensor, a plurality of mask sheets are equally spaced along the Z direction on each mask bar, a length of each mask sheet on each mask bar along the X direction is increased in multiple, and a distance between two adjacent mask sheets on each mask bar is equal to a length of each mask sheet on each mask bar.

3. The light source adjusting apparatus according to claim 1, wherein the linear moving module (200) comprises a screw rod (210), a nut block (220), and two support blocks (230), the two support blocks (230) are oppositely disposed on the mounting plate (100) along the Z-direction, two ends of the screw rod (210) are respectively rotatably connected to one of the support blocks (230), the nut block (220) is in threaded connection with the screw rod (210), and the light source module (300) is connected to the nut block (220).

4. The light source adjustment device according to claim 3, wherein the linear movement module (200) further comprises a handwheel (240), and the handwheel (240) is disposed at an end of the screw (210) away from the light source module (300).

5. The light source adjusting apparatus according to claim 3, wherein the linear moving module (200) further comprises a locking member (250), the locking member (250) is configured to fix the lead screw (210) with respect to the supporting block (230).

6. The light source adjustment apparatus according to claim 3, further comprising a movable frame (120), wherein one end of the movable frame (120) is connected to the nut block (220) and the other end is connected to the light source module (300).

7. The light source adjustment device according to claim 6, further comprising a guide assembly (500), wherein the guide assembly (500) comprises a slide block (510) and a slide rail (520), the slide rail (520) is connected to the mounting plate (100), and the slide block (510) is connected to the movable frame (120).

8. The light source adjustment apparatus according to claim 6, wherein the light source module (300) comprises a fixed frame (310), a first light source (320), a second light source (330), and a third light source (340), the fixed frame (310) is connected to the movable frame (120), the first light source (320) is connected to the movable frame (120), the second light source (330) is located at a lower end of the first light source (320) and connected to the fixed frame (310), and the third light source (340) is located at a lower end of the second light source (330) and connected to the fixed frame (310).

9. The light source adjustment apparatus according to claim 8, wherein the fixed frame (310) comprises a first fixed plate (311), a second fixed plate (312), and a third fixed plate (313), the first fixed plate (311) is connected to the movable frame (120), the second fixed plate (312) is perpendicular to the first fixed plate (311), the second light source (330) is connected to the second fixed plate (312), the third fixed plate (313) is connected to the first fixed plate (311) and the second fixed plate (312) by a fastener, and the third light source (340) is disposed on the third fixed plate (313).

10. The light source adjusting apparatus according to claim 9, wherein the third fixing plate (313) includes a first kidney-shaped hole (3131) and a second kidney-shaped hole (3132), the first fixing plate (311) is provided with a first threaded hole, the second fixing plate (312) is provided with a second threaded hole, the fastening member includes a first bolt and a second bolt, the first bolt passes through the first kidney-shaped hole (3131) to be threadedly coupled with the first threaded hole, and the second bolt passes through the second kidney-shaped hole (3132) to be threadedly coupled with the second threaded hole.

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