Automatic screening machine

Abstract

The utility model discloses an automatic screening machine which comprises a machining platform, the machining platform is provided with a rotatable rotating disc, a supporting frame is arranged beside the rotating disc, the supporting frame is provided with a first movable block and a second movable block which can ascend and descend, the first movable block is provided with a camera shooting assembly capable of moving front and back, and the second movable block is provided with a camera shooting assembly capable of moving front and back. The second movable block is provided with a movable plate capable of moving front and back, and the movable plate is provided with a lighting assembly capable of moving left and right. The first movable block, the second movable block, the camera shooting assembly and the lighting assembly are accurately adjusted through the driving assembly, then the debugging efficiency is improved, the fastener is rotated through the rotating part to be tightly pressed on the side walls of the first guide block, the second guide block and the third guide block, then the first movable block, the second movable block, the movable plate and the sliding block are fixed to the moved positions, and the debugging efficiency is improved. And other tools are not needed, so that the product has the advantages of improving the debugging efficiency and being convenient to fix.

Description

Technical Field

[0001] The utility model relates to the technical field of automation equipment, in particular to an automatic screening machine. Background Art

[0002] The existing automatic insert screening machine uses machine vision technology to measure and judge the dimensions of each part of the insert to avoid errors and mistakes caused by human factors such as fatigue or individual differences. This machine vision technology includes an illumination system, a camera, and an image processing system.

[0003] At present, in the machine vision technology, the up-and-down debugging of the camera is not accurate enough, resulting in the problems of long debugging time and inconvenient debugging; and the illumination system is located below the camera. In the actual installation process, the illumination system is usually a separate component and is directly fixed on the processing platform, and cannot be kept on the same axis line with the camera, resulting in the problems of long debugging time and cumbersome debugging for the illumination system. Therefore, the applicant has made a beneficial design and found a method to solve the above problems. The technical solution to be introduced below is generated under this background. Summary of the Invention

[0004] The purpose of the utility model is to overcome the deficiencies in the problems raised in the above background art, and provide a product with improved debugging efficiency and convenient fixation.

[0005] To solve the above problems, the utility model adopts the following technical solutions.

[0006] An automatic screening machine includes a processing platform. The processing platform is provided with a rotatable turntable. A support frame is arranged beside the turntable. The support frame is provided with a liftable first movable block and a second movable block. The first movable block is provided with a camera assembly that can move back and forth. The second movable block is provided with a movable plate that can move back and forth. The movable plate is provided with an illumination assembly that can move left and right. Fasteners and drive assemblies are respectively arranged on both sides of the first movable block, the second movable block, the camera assembly, the movable plate, and the illumination assembly.

[0007] Preferably, a plurality of clamping cylinders are evenly distributed on the turntable with the center point as the axis. A filter plate is arranged above the clamping cylinders. The turntable is provided with a servo motor and is fixed on the processing platform.

[0008] Preferably, the support frame is provided with a first guide block. The first movable block and the second movable block are provided with extension plates. The extension plates are provided with second guide blocks. The second guide block of the second movable block is provided with a movable plate that can move back and forth. The movable plate is provided with a third guide block.

[0009] Preferably, the first movable block and the second movable block are slidably arranged on the first guide block.

[0010] Preferably, a plurality of equally spaced tooth grooves are provided on the first guide block, the second guide block, and the third guide block.

[0011] Preferably, the camera assembly includes a support block and a camera. The support block is slidably disposed on the second guide block of the first movable block. The support block is provided with a bracket, and the camera is fixedly installed on the bracket.

[0012] Preferably, the lighting assembly includes a slider and a lighting lamp. The slider is slidably disposed on the third guide block, and the lighting lamp is fixedly installed on the slider.

[0013] Preferably, the first movable block, the second movable block, the support block, the moving plate, and the slider are provided with grooves. One side of the groove is provided with a through hole, and the other side of the groove is provided with a blind hole. One side of the first movable block, the second movable block, the support block, the moving plate, and the slider is provided with a threaded hole.

[0014] Preferably, the fastener is set as a screw. The fastener is threadedly connected to the threaded hole and presses against the side walls of the first guide block, the second guide block, and the third guide block. The head of the fastener is provided with a rotating portion.

[0015] Preferably, the driving assembly includes a transmission rod and a gear. The transmission rod is pivotally disposed in the through hole and is disposed in the blind hole. The head of the transmission rod is provided with a knob. Transmission blocks are provided on both sides of the rotating rod. The gear is inserted into the transmission block and is disposed in the groove. The gear meshes with the tooth groove.

[0016] Advantageous effects:

[0017] Compared with the prior art, the advantageous effects of the present utility model are as follows:

[0018] In the present utility model, the first movable block, the second movable block, the camera assembly, and the lighting assembly are precisely adjusted through the driving assembly, so that the lighting assembly is exactly below the camera assembly, thereby greatly reducing the time required for debugging; when debugging the positions of the camera assembly, the lighting assembly, and the moving plate, it is not necessary to fix them, which will greatly reduce the cumbersome steps of debugging and improve the debugging efficiency; after all the above are debugged, the fastener is rotated through the rotating portion to press against the side walls of the first guide block, the second guide block, and the third guide block, so that the first movable block, the second movable block, the moving plate, and the slider are fixed at the moved positions, and no other tools are needed, making the product have the advantages of improving the debugging efficiency and being convenient for fixing. Description of the Drawings

[0019] Figure 1 It is a schematic structural diagram of an automatic screening machine of the present utility model;

[0020] Figure 2Structural schematic of the support frame of an automatic screening machine of the present utility model Figure 1 ;

[0021] Figure 3 Structural schematic of the support frame of an automatic screening machine of the present utility model Figure 2 ;

[0022] Figure 4 Side sectional structure schematic diagram of an automatic screening machine of the present utility model;

[0023] Figure 5 Of the present utility model Figure 4 Partial enlarged structure diagram of detail A of an automatic screening machine;

[0024] Figure 6 Exploded view of the drive assembly of an automatic screening machine of the present utility model;

[0025] The corresponding relationship between the reference numerals and component names in the figure is as follows:

[0026] Reference numerals: 1, processing platform; 2, turntable; 3, support frame; 4, camera assembly; 5, lighting assembly; 6, fastener; 7, drive assembly; 8, groove; 9, threaded hole;

[0027] 21, clamping cylinder; 22, filter plate; 23, servo motor;

[0028] 31, first movable block; 32, second movable block; 33, moving plate; 34, first guide block; 35, extension plate; 36, tooth groove;

[0029] 331, third guide block;

[0030] 351, second guide block;

[0031] 41, support block; 42, camera; 43, bracket;

[0032] 51, slider; 52, lighting lamp;

[0033] 61, rotating part;

[0034] 71, transmission rod; 72, gear;

[0035] 711, knob; 712, transmission block;

[0036] 81, through hole; 82, blind hole. Detailed implementation method

[0037] The technical solutions of the present utility model will be clearly and completely described below in conjunction with the embodiments. Obviously, the described embodiments are part of the embodiments of the present utility model, rather than all of them. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts shall fall within the protection scope of the present utility model.

[0038] In the description of the present utility model, it should be understood that the orientation or positional relationship indicated by terms such as "upper", "lower", "left", "right", etc. is based on the orientation or positional relationship shown in the drawings. It is only for the convenience of describing the present utility model 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 thus should not be construed as a limitation to the present utility model.

[0039] In the embodiments of the present utility model, "and / or" is merely a description of the association relationship of associated objects, indicating that three relationships may exist. For example, A and / or B may represent: A exists alone, A and B exist simultaneously, and B exists alone. In addition, the character " / " in this article generally represents an "or" relationship between the associated objects before and after.

[0040] Reference example Figures 1 to 6 , an automatic screening machine, including a processing platform 1. The processing platform 1 is provided with a rotatable turntable 2. A support frame 3 is arranged beside the turntable 2. The support frame 3 is provided with a liftable first movable block 31 and a second movable block 32. The first movable block 31 is provided with a front-and-back movable camera assembly 4. The second movable block 32 is provided with a front-and-back movable moving plate 33. The moving plate 33 is provided with a left-and-right movable lighting assembly 5. Fasteners 6 and drive assemblies 7 are respectively arranged on both sides of the first movable block 31, the second movable block 32, the camera assembly 4, the moving plate 33, and the lighting assembly 5;

[0041] It is worth mentioning that the turntable 2 is evenly distributed with a number of clamping cylinders 21 centered on a dot. A filter plate 22 is arranged above the clamping cylinders 21. The turntable 2 is provided with a servo motor 23 and is fixed on the processing platform 1. The clamping cylinders 21 clamp the products, and the servo motor 23 moves the products between the camera 42 and the lighting lamp 52. The filter plate 22 trims the light of the lighting lamp 52, retains the direct light part of the lighting lamp 52, and reflects the oblique light part, improving the measurement accuracy of the camera 42;

[0042] It is worth mentioning that the support frame 3 is provided with a first guide block 34. The first movable block 31 and the second movable block 32 are provided with extension plates 35. The extension plates 35 are provided with second guide blocks 351. The second guide block 351 of the second movable block 32 is provided with a movable plate 33 that can move back and forth. The movable plate 33 is provided with a third guide block 331. The first guide block 34 provides a guiding function for the first movable block 31 and the second movable block 32. The extension plates 35 enable the support block 41 and the movable plate 33 to move back and forth. The second guide block 351 provides a guiding function for the slider 51 and the movable plate 33. The third guide block 331 provides a guiding function for the slider 51;

[0043] It is worth mentioning that the first movable block 31 and the second movable block 32 are slidably arranged on the first guide block 34;

[0044] It is worth mentioning that the first guide block 34, the second guide block 351, and the third guide block 331 are provided with a number of equally spaced tooth grooves 36, and the tooth grooves 36 are used in cooperation with the gear 72;

[0045] It is worth mentioning that the camera assembly 4 includes a support block 41 and a camera 42. The support block 41 is slidably arranged on the second guide block 351 of the first movable block 31. The support block 41 is provided with a bracket 43. The camera 42 is installed and fixed on the bracket 43. The camera 42 captures the dimensions of the product and transmits the data to the controller. The controller compares the data with the standard value to determine whether the product is qualified. The bracket 43 connects and fixes the camera 42 to the support block 41;

[0046] It is worth mentioning that the lighting assembly 5 includes a slider 51 and a lighting lamp 52. The slider 51 is slidably arranged on the third guide block 331. The lighting lamp 52 is installed and fixed on the slider 51. The slider 51 provides support for the lighting lamp 52. The lighting lamp 52 is used in cooperation with the camera 42;

[0047] It is worth mentioning that the first movable block 31, the second movable block 32, the support block 41, the movable plate 33, and the slider 51 are provided with grooves 8. One side of the groove 8 is provided with a through hole 81, and the other side of the groove 8 is provided with a blind hole 82. One side of the first movable block 31, the second movable block 32, the support block 41, the movable plate 33, and the slider 51 is provided with a threaded hole 9. The groove 8 accommodates the gear 72. The through hole 81 facilitates the transmission rod 71 to enter. The blind hole 82 provides support for the transmission rod 71. The threaded hole 9 is used in cooperation with the fastener 6;

[0048] It is worth mentioning that the fastener 6 is set as a screw. The fastener 6 is threadedly connected to the threaded hole 9 and presses against the side wall of the first guide block 34, the second guide block 351, and the third guide block 331. The head of the fastener 6 is provided with a rotating portion 61, and the rotating portion 61 facilitates the user to rotate the fastener 6 without using tools;

[0049] It is worth mentioning that the driving component 7 includes a transmission rod 71 and a gear 72. The transmission rod 71 is pivotally arranged in the through hole 81 and is arranged in the blind hole 82. The head of the transmission rod 71 is provided with a knob 711, and the two sides of the transmission rod 71 are provided with transmission blocks 712. The gear 72 is inserted into the transmission blocks 712 and is arranged in the groove 8. The gear 72 meshes with the tooth groove 36. By controlling the rotation of the transmission rod 71 through the knob 711, the transmission blocks 712 increase the contact area with the gear 72, thereby increasing the transmission efficiency. Through the gear 72, the first movable block 31, the second movable block 32, the support block 41, the moving plate 33, and the slider 51 can be accurately moved to the specified positions.

[0050] The debugging steps of the present utility model are described as follows:

[0051] When it is necessary to adjust the distance between the camera 42 and the lighting lamp 52, first loosen the fastener 6 so that the first movable block 31 and the second movable block 32 can move freely. By rotating the knob 711, the gear 72 meshes with the tooth groove 36, and then the first movable block 31 and the second movable block 32 are controlled to move up and down on the first guide block 34. When the adjustment is completed, tighten the fastener 6 to fix the first movable block 31 and the second movable block 32 at the moved positions;

[0052] When it is necessary to adjust the front and rear positions of the camera 42 and the lighting lamp 52, first loosen the fastener 6 so that the support block 41 and the moving plate 33 can move freely. By rotating the knob 711, the gear 72 meshes with the tooth groove 36, and then the support block 41 and the moving plate 33 are controlled to move back and forth on the second guide block 351. When the adjustment is completed, tighten the fastener 6 to fix the support block 41 and the moving plate 33 at the moved positions;

[0053] When it is necessary to adjust the acting position of the lighting lamp 52, first loosen the fastener 6 so that the slider 51 can move freely. By rotating the knob 711, the gear 72 meshes with the tooth groove 36, and then the slider 51 is controlled to move left and right on the third guide block 331. When the adjustment is completed, tighten the fastener 6 to fix the slider 51 at the moved positions;

[0054] Of course, during the debugging process, the support block 41, the moving plate 33, and the slider 51 can be fixed, and then fixed again when the debugging is in place.

[0055] Through the above design scheme, the product can achieve the advantages of improving the debugging efficiency and being convenient for fixing.

[0056] The above content further elaborates on the present utility model in conjunction with specific embodiments. It cannot be determined that the specific implementation of the present utility model is only limited to these descriptions. For those of ordinary skill in the technical field to which the present utility model pertains, without departing from the concept of the present utility model, several simple deductions or substitutions can still be made, which should all be regarded as falling within the protection scope determined by the claims submitted for the present utility model.

Claims

1. An automatic screening machine, comprising a processing platform (1), wherein the processing platform (1) is provided with a rotatable turntable (2), and a supporting frame (3) is provided next to the turntable (2), characterized in that: The support frame (3) is provided with a first movable block (31) and a second movable block (32) which are liftable; the first movable block (31) is provided with a camera assembly (4) which is movable forward and backward; the second movable block (32) is provided with a movable plate (33) which is movable forward and backward; the movable plate (33) is provided with a lighting assembly (5) which is movable left and right; and fasteners (6) and drive assemblies (7) are provided on both sides of the first movable block (31), the second movable block (32), the camera assembly (4), the movable plate (33) and the lighting assembly (5), respectively.

2. The automatic screening machine according to claim 1, characterized in that: The turntable (2) is evenly distributed with a plurality of clamping cylinders (21) with a dot as the axis, a filter plate (22) is provided above the clamping cylinders (21), and the turntable (2) is provided with a servo motor (23) and is fixed on the processing platform (1).

3. The automatic screening machine according to claim 1, characterized in that: The support frame (3) is provided with a first guide block (34); the first movable block (31) and the second movable block (32) are provided with an extension plate (35); the extension plate (35) is provided with a second guide block (351); the second guide block (351) of the second movable block (32) is provided with a movable plate (33) movable forward and backward; and the movable plate (33) is provided with a third guide block (331).

4. The automatic screening machine according to claim 2, characterized in that: The first movable block (31) and the second movable block (32) are slidably arranged on the first guide block (34).

5. The automatic screening machine according to claim 4, characterized in that: The first guide block (34), the second guide block (351) and the third guide block (331) are provided with a plurality of tooth grooves (36) at equal intervals.

6. The automatic screening machine according to claim 5, characterized in that: The camera assembly (4) comprises a support block (41) and a camera (42); the support block (41) is slidably arranged on a second guide block (351) of a first movable block (31); the support block (41) is provided with a bracket (43); and the camera (42) is mounted and fixed on the bracket (43).

7. The automatic screening machine according to claim 6, characterized in that: The lighting assembly (5) comprises a slider (51) and a lighting lamp (52); the slider (51) is slidably arranged on a third guide block (331); and the lighting lamp (52) is mounted and fixed on the slider (51).

8. The automatic screening machine according to claim 7, characterized in that: The first movable block (31), the second movable block (32), the support block (41), the movable plate (33), and the sliding block (51) are provided with a groove (8); one side of the groove (8) is provided with a through hole (81); the other side of the groove (8) is provided with a blind hole (82); and one side of the first movable block (31), the second movable block (32), the support block (41), the movable plate (33), and the sliding block (51) is provided with a threaded hole (9).

9. The automatic screening machine according to claim 8, characterized in that: The fastener (6) is configured as a screw, the fastener (6) is threadedly connected to the threaded hole (9) and is tightly pressed against the side walls of the first guide block (34), the second guide block (351) and the third guide block (331), and the head of the fastener (6) is provided with a rotating portion (61).

10. The automatic screening machine according to claim 9, characterized in that: The driving assembly (7) comprises a transmission rod (71) and a gear (72); the transmission rod (71) is pivotally arranged on the through hole (81) and arranged in the blind hole (82); a knob (711) is arranged on the head of the transmission rod (71); transmission blocks (712) are arranged on both sides of the transmission rod (71); the gear (72) is inserted into the transmission block (712) and arranged in the groove (8); and the gear (72) meshes with the tooth groove (36).

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