Visual image transmission device for machine vision

Abstract

The utility model discloses a visual image transmission device for machine vision, and relates to the technical field of visual inspection. The device comprises a transmission mechanism, a visual device and a linkage mechanism, the transmission mechanism comprises two groups of mounting racks and a matching rack, the top ends of the two groups of mounting racks and the matching rack are rotatably connected with transmission rollers, and the matching rack is lower than the mounting racks. By arranging the conveying mechanism, the visual device and the linkage mechanism, products can be conveyed through the belt, then are visually detected through the visual device and then move to the discharging table along the matched conveying belt, the products move downwards and drive the linkage rod to swing, then the limiting block is driven by the connecting rod to swing, and then limitation of the limiting block and the clamping groove is relieved; the limiting frame is driven by the linkage driving belt to apply force to the limiting frame, so that the limiting frame rotates, then the product is automatically discharged, and the process is repeated, so that automatic visual inspection and automatic discharging are realized, and the working efficiency is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of visual detection, in particular to a visual image transmission device of machine vision. Background Art

[0002] Visual inspection uses robots to replace human eyes to measure and judge, converting targets into image signals, and making judgments based on feature comparisons based on various operations, which can improve automation.

[0003] Existing visual inspection machines use belts to convey products, and are unable to perform automatic visual inspection while unloading products. The visual inspection time is long, which reduces work efficiency. Utility Model Content

[0004] The purpose of the utility model is to provide a visual image transmission device for machine vision, which solves the problem that the existing visual inspection machine uses a belt to convey the product, cannot perform automatic visual inspection on the product and unload the product at the same time, the visual inspection time is long, and the work efficiency is reduced.

[0005] In order to solve the above technical problems, the utility model is realized by the following technical solutions:

[0006] The utility model is a visual image transmission device for machine vision, comprising a transmission mechanism, a visual device and a linkage mechanism, wherein the transmission mechanism comprises a mounting frame and a matching frame, wherein the mounting frame is provided with two groups, and the top ends of the two groups of mounting frames and the matching frame are rotatably connected with transmission rollers, the height of the matching frame is lower than the height of the mounting frame, a linkage transmission belt is installed between the transmission rollers installed at the top ends of the two groups of mounting frames, and a pulley transmission structure is formed between the three, a matching transmission belt is installed between the transmission roller installed at the top end of the matching frame and the transmission roller installed at the top end of one group of mounting frames, and a pulley transmission structure is formed between the three, and the visual device comprises a camera and a fixing frame, wherein the camera is arranged above the linkage transmission belt, one end of the camera is fixedly connected to the fixing frame, and the fixing frame is arranged on one side of the mounting frame.

[0007] The linkage mechanism includes a base, which is arranged on one side of the mounting frame, and a support rod is fixedly connected to the upper surface of the base, and the support rod is provided with two groups, wherein the top end of one group of the support rods is rotatably connected to a mounting circular plate, the upper surface of the mounting circular plate is fixedly connected to a mounting block, the upper surface of the mounting block is fixedly connected to a limiting frame, and the top end of the other group of the support rods is rotatably connected to a limiting block; by evenly distributing four groups of card slots on the circumferential side surface of the mounting circular plate, the support rod can rotate regularly with the cooperation of the limiting block, so as to facilitate visual inspection and automatic unloading.

[0008] The peripheral side surface of the mounting circular plate is evenly distributed with a plurality of groups of slots, one end of the limiting block is engaged with the slot, a protrusion is fixedly connected to one side surface of the mounting block, and a spring is installed between the protrusion and the limiting block.

[0009] A matching rod is fixedly connected to one side of the upper surface of the base, a linkage rod is hinged to one side of the top end of the matching rod, one end of the linkage rod is arranged above the matching transmission belt, and a connecting rod is installed between the linkage rod and the limiting block.

[0010] A material unloading platform is installed on one side of the matching frame.

[0011] A driver is installed inside the mounting frame, and a transmitter is installed inside the limiting frame, and is electrically connected to the camera; by setting the driver and the transmitter, the driver is a device such as a motor that can move the transmission roller, when the product moves into the limiting frame, the camera is activated through the transmitter to perform visual inspection of the product.

[0012] The utility model has the following beneficial effects:

[0013] The utility model provides a transmission mechanism, a visual device and a linkage mechanism, so that the product can be transmitted through a belt, and then moved to a discharge table along a matching transmission belt after visual inspection by a visual device. The product moves downward, driving the linkage rod to swing, and then driving the limiting block to swing through the connecting rod, thereby releasing the restriction on the card slot, so that the product applies force to the limiting frame under the transmission of the linkage transmission belt to make it rotate, and then the product is automatically discharged, and this reciprocating process is carried out, thereby realizing automatic visual inspection and automatic discharging at the same time, thereby improving work efficiency.

[0014] Of course, any product implementing the present invention does not necessarily need to achieve all of the advantages described above at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the technical solutions of the embodiments of the utility model, the drawings required for describing the embodiments are briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0016] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0017] Figure 2 It is another three-dimensional structural schematic diagram of the utility model;

[0018] Figure 3 for Figure 2 Magnified view of area A.

[0019] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0020] 1. Transmission mechanism; 101. Mounting frame; 102. Transmission roller; 103. Matching frame; 104. Linkage transmission belt; 105. Matching transmission belt; 106. Unloading table; 2. Visual device; 201. Camera;

[0021] 202, fixed frame; 3, linkage mechanism; 301, base; 302, support rod; 303, matching rod;

[0022] 304, linkage rod; 305, connecting rod; 306, limiting block; 307, mounting circular plate; 308, limiting frame; 309, protrusion; 310, slot; 311, spring. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0024] In the description of the present invention, it should be understood that the terms "upper", "middle", "outer", "inner" and the like indicating directions or positional relationships are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the components or elements referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as limitations on the present invention.

[0025] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0026] See also Figure 1-Figure 3As shown, the utility model is a visual image transmission device for machine vision, comprising a transmission mechanism 1, a visual device 2 and a linkage mechanism 3, the transmission mechanism 1 comprising a mounting frame 101 and a matching frame 103, the mounting frame 101 is provided with two groups, and the tops of the two groups of mounting frames 101 and the matching frame 103 are rotatably connected with transmission rollers 102, the height of the matching frame 103 is lower than the height of the mounting frame 101, a linkage transmission belt 104 is installed between the transmission rollers 102 installed at the tops of the two groups of mounting frames 101, and a pulley transmission structure is formed between the three, a matching transmission belt 105 is installed between the transmission roller 102 installed at the top of the matching frame 103 and the transmission roller 102 installed at the top of one of the groups of mounting frames 101, and a pulley transmission structure is formed between the three, the visual device 2 comprises a camera 201 and a fixed frame 202, the camera 201 is arranged above the linkage transmission belt 104, one end of the camera 201 is fixedly connected to the fixed frame 202, and the fixed frame 202 is arranged on one side of the mounting frame 101.

[0027] The linkage mechanism 3 includes a base 301, which is arranged on one side of the mounting frame 101. The upper surface of the base 301 is fixedly connected to a support rod 302. The support rod 302 is provided in two groups, and the top end of one group of support rods 302 is rotatably connected to a mounting circular plate 307, the upper surface of the mounting circular plate 307 is fixedly connected to a mounting block, the upper surface of the mounting block is fixedly connected to a limiting frame 308, and the top end of the other group of support rods 302 is rotatably connected to a limiting block 306.

[0028] A plurality of groups of card slots 310 are evenly distributed on the circumferential side surface of the mounting circular plate 307, one end of the limiting block 306 is engaged with the card slot 310, a protrusion 309 is fixedly connected to one side surface of the mounting block, and a spring 311 is installed between the protrusion 309 and the limiting block 306; by evenly distributing four groups of card slots 310 on the circumferential side surface of the mounting circular plate 307, the mounting circular plate 307 can rotate regularly with the cooperation of the limiting block 306, so as to facilitate visual inspection and automatic unloading.

[0029] A matching rod 303 is fixedly connected to one side of the upper surface of the base 301 , a linkage rod 304 is hinged to one side of the top of the matching rod 303 , one end of the linkage rod 304 is arranged above the matching transmission belt 105 , and a connecting rod 305 is installed between the linkage rod 304 and the limiting block 306 .

[0030] A material unloading platform 106 is installed on one side of the matching frame 103 .

[0031] A driver is installed inside the mounting frame 101, and a transmitter is installed inside the limiting frame 308, and is electrically connected to the camera 201; by setting the driver and the transmitter, the driver is a device such as a motor that can move the drive roller 102, when the product moves into the limiting frame 308, the camera 201 is activated through the transmitter to perform visual inspection of the product.

[0032] It should be noted that when the technical solution is actually used, the product is conveyed along the linkage transmission belt, and when it moves into the limiting frame 308, the camera 201 is operated through the transmitter to perform visual inspection of the product. After the first product is visually inspected, the staff needs to manually unload the product and move it along the matching transmission belt 105 to the unloading platform 106. The first product moves down, driving the linkage rod 304 to swing, and then driving the limiting block 306 to swing through the connecting rod 305, thereby releasing the restriction on the card slot 310, so that the subsequent products can apply force to the limiting frame 308 under the transmission of the linkage transmission belt 104 to make it rotate, thereby automatically unloading the subsequent products. Under the action of the spring 311, the limiting block 306 can return to its position, which will not affect the visual inspection of the product. This reciprocating process can achieve automatic visual inspection and automatic unloading at the same time, thereby improving work efficiency.

[0033] In the description of this specification, the description with reference to the terms "one embodiment", "example", "specific example", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0034] The preferred embodiments of the utility model disclosed above are only used to help explain the utility model. The preferred embodiments do not describe all the details in detail, nor do they limit the utility model to the specific implementation methods described. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the utility model, so that technicians in the relevant technical field can well understand and use the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. A visual image transmission device for machine vision, comprising a transmission mechanism (1), a visual device (2) and a linkage mechanism (3), characterized in that: The transmission mechanism (1) comprises a mounting frame (101) and a matching frame (103), wherein the mounting frame (101) is provided with two groups, and the top ends of the two groups of mounting frames (101) and the matching frame (103) are both rotatably connected with transmission rollers (102), the height of the matching frame (103) is lower than the height of the mounting frame (101), and a linkage transmission belt (104) is installed between the transmission rollers (102) installed at the top ends of the two groups of mounting frames (101), and a pulley transmission structure is formed between the three. A matching transmission belt (105) is installed between a transmission roller (102) installed at the end and a transmission roller (102) installed at the top of one of the groups of mounting frames (101), and a pulley transmission structure is formed between the three. The visual device (2) comprises a camera (201) and a fixing frame (202). The camera (201) is arranged above the linkage transmission belt (104). One end of the camera (201) is fixedly connected to the fixing frame (202). The fixing frame (202) is arranged on one side of the mounting frame (101).

2. A machine vision image transmission device according to claim 1, characterized in that: The linkage mechanism (3) comprises a base (301), the base (301) being arranged on one side of the mounting frame (101), the upper surface of the base (301) being fixedly connected to a support rod (302), the support rod (302) being arranged in two groups, the top end of one group of the support rods (302) being rotatably connected to a mounting circular plate (307), the upper surface of the mounting circular plate (307) being fixedly connected to a mounting block, the upper surface of the mounting block being fixedly connected to a limiting frame (308), and the top end of the other group of the support rods (302) being rotatably connected to a limiting block (306).

3. A machine vision image transmission device according to claim 2, characterized in that: The peripheral side surface of the mounting circular plate (307) is evenly distributed with a plurality of groups of slots (310), one end of the limiting block (306) is snap-fitted with the slot (310), one side surface of the mounting block is fixedly connected with a protrusion (309), and a spring (311) is installed between the protrusion (309) and the limiting block (306).

4. A machine vision image transmission device according to claim 3, characterized in that: A matching rod (303) is fixedly connected to one side of the upper surface of the base (301), a linkage rod (304) is hinged to one side of the top end of the matching rod (303), one end of the linkage rod (304) is arranged above the matching transmission belt (105), and a connecting rod (305) is installed between the linkage rod (304) and the limiting block (306).

5. A machine vision image transmission device according to claim 4, characterized in that: A material unloading platform (106) is installed on one side of the matching frame (103).

6. A machine vision image transmission device according to claim 5, characterized in that: A driver is installed inside the mounting frame (101), and a transmitter is installed inside the limiting frame (308), and the transmitter is electrically connected to the camera (201).

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