Suction pipe limiting device of suction pipe detection machine

Abstract

The utility model relates to the technical field of straw detection, in particular to a straw limiting device of a straw detector, which comprises an equipment seat, a detection component, a pretreatment mechanism and a plurality of groups of sub-trumpet-shaped guide sleeves, the pretreatment mechanism and the detection component are sequentially mounted at the top of the equipment seat, and the sub-trumpet-shaped guide sleeves are arranged on the equipment seat. The multiple sets of sub-trumpet-shaped guide sleeves are coaxially arranged at equal intervals, and the circle centers of the multiple sets of sub-trumpet-shaped guide sleeves form a detection path. Through the assembly composed of the equipment base, the detection assembly, the pretreatment mechanism and the secondary horn-shaped guide sleeve, a set of limiting and guiding shooting mechanism for bad section detection is provided for straw processing, the stability of movement of the straw to the subsequent cutting procedure is guaranteed, the influence of the shooting background is reduced, all-directional bad section detection of the straw can be achieved, and the production efficiency is improved. Therefore, defective straws can be removed by a rear shearing process end, and the quality of straw products is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of straw detection, in particular to a straw limiting device for a straw detection machine. Background Art

[0002] Defective detection can improve the quality control of straws to a certain extent. Through defective detection, defects that may exist in the straws before cutting can be discovered in time, such as uneven material, size deviation, surface defects, etc., thereby preventing these defective products from entering the cutting process and affecting the quality and appearance of the final product.

[0003] Before existing straws are cut into segments, the accuracy of identifying defects on the straw surface is limited due to the lack of cleaning of the straw surface water and shielding of the shooting background, which affects the quality of the straws after they are cut into finished products. Therefore, a straw limiting device for a straw detection machine is proposed to provide a set of limiting guide shooting mechanisms for defective segment detection for straw processing, ensure the stability of the straws moving to subsequent cutting processes, reduce the influence of the shooting background, and realize all-round detection of defective segments of the straws, so that the defective segments of the straws can be excluded at the subsequent shearing process, thereby improving the quality of the straw products. Utility Model Content

[0004] In view of the problems in the prior art, the utility model provides a straw limiting device for a straw inspection machine to provide a set of limiting guide shooting mechanisms for defective segment detection for straw processing, thereby ensuring the stability of the straws in moving to subsequent cutting processes and reducing the influence of the shooting background. It can realize all-round detection of defective segments of the straws so that the defective segments of the straws can be excluded at the subsequent shearing process, thereby improving the quality of the straw products.

[0005] The technical solution adopted by the utility model to solve its technical problems is a straw limiting device for a straw detection machine, comprising an equipment base, a detection component, a pretreatment mechanism and a sub-trumpet-shaped guide sleeve, the pretreatment mechanism and the detection component are sequentially installed on the top of the equipment base, the sub-trumpet-shaped guide sleeve is provided with a plurality of groups, the sub-trumpet-shaped guide sleeves of the plurality of groups are coaxially arranged with equal distances, and a detection path is formed at the center of a circle between the plurality of groups of sub-trumpet-shaped guide sleeves.

[0006] By adopting the above technical scheme, through the components consisting of the equipment base, the detection component, the pretreatment mechanism and the sub-trumpet-shaped guide sleeve, a set of limit guide shooting mechanism for defective segment detection is provided for straw processing, thereby ensuring the stability of the straws moving to the subsequent cutting process and reducing the influence of the shooting background. It is possible to realize all-round detection of defective segments of the straws, so that the defective segments of the straws can be excluded at the subsequent shearing process end, thereby improving the quality of the straw products.

[0007] Specifically, the detection component includes a first support arm, a second support arm, a third support arm and a fourth support arm which are sequentially installed on the top of the equipment base, and an upper left camera, a lower right camera, a lower left camera and an upper right camera are sequentially and equidistantly inclined on the periphery of the detection path. The casings of the upper left camera, the lower right camera, the lower left camera and the upper right camera are all installed and fixed to the first support arm, the second support arm, the third support arm and the fourth support arm at corresponding positions through angle codes.

[0008] By adopting the above technical solution, the detection component can photograph and identify the passing straws along the periphery of the detection path.

[0009] Specifically, the outer periphery of the detection path is equidistantly and tiltedly provided with a first background shielding plate, a second background shielding plate, a third background shielding plate and a fourth background shielding plate symmetrical to the upper left camera, the lower right camera, the lower left camera and the upper right camera.

[0010] By adopting the above technical solution, the back environment of the shooting section of the straw is shielded by the first background shielding plate, the second background shielding plate, the third background shielding plate and the fourth background shielding plate. By blocking the background, the product can become the main subject in the captured image, and the contrast between the product and the background is improved, which helps to identify the characteristics of the product more clearly and reduce the risk of false detection and missed detection.

[0011] Specifically, the sub-trumpet-shaped guide sleeve is connected to the adjacent first support arm, second support arm, third support arm and fourth support arm respectively through connecting plates.

[0012] Specifically, the pretreatment mechanism includes a support plate installed on the top of the feed end of the equipment seat, a support box is installed on the top of the support plate away from the secondary trumpet-shaped guide sleeve, and a main trumpet-shaped guide sleeve coaxial with the secondary trumpet-shaped guide sleeve is penetrated between the inner side of the support box and the support plate.

[0013] Specifically, a guide sleeve is installed through the feed end of the support box, a conical guide channel coaxial with the main trumpet-shaped guide sleeve is opened at the center of the guide sleeve, the inner wall of the guide sleeve is a hollow structure, a plurality of exhaust holes for blowing water on the surface of the straw are opened at equal distances on the inner circumference surface of the conical guide channel, and an air inlet joint communicating with the exhaust hole is connected to the top of the guide sleeve;

[0014] An air pump is installed at the end of the equipment seat, and the exhaust end of the air pump is connected to the air inlet joint through a pipeline.

[0015] By adopting the above technical solution, the straws to be tested are blown dry by the pretreatment mechanism to prevent water stains from sticking to the surface of the straws to be tested.

[0016] The beneficial effects of the utility model include: through the assembly consisting of the equipment base, the detection assembly, the pretreatment mechanism and the sub-trumpet-shaped guide sleeve, a limit guide shooting mechanism for detecting defective sections is provided for straw processing, thereby ensuring the stability of the straws in moving to the subsequent cutting process and reducing the influence of the shooting background, and being able to detect defective sections of the straws in all directions so that the defective sections of the straws can be excluded at the rear shearing process end, thereby improving the quality of the straw products and solving the problem that the existing straws have limited surface defect recognition accuracy due to lack of cleaning of the water quality on the straw surface and shielding of the shooting background before being cut into sections, thereby affecting the quality of the straws after being cut into finished products. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0018] Figure 1 It is an overall schematic diagram of the utility model;

[0019] Figure 2 It is a schematic diagram of the pretreatment mechanism of the utility model;

[0020] Figure 3 It is a schematic diagram of the detection component of the utility model;

[0021] Figure 4 It is a schematic diagram of the detection path of the utility model;

[0022] Figure 5 For the utility model Figure 2 The enlarged schematic diagram at A in the middle;

[0023] In the figure: 1. equipment base; 2. detection component; 21. first support arm; 211. upper left camera; 212. first background baffle; 22. second support arm; 221. lower right camera; 222. second background baffle; 23. third support arm; 231. lower left camera; 232. third background baffle; 24. fourth support arm; 241. upper right camera; 242. fourth background baffle; 3. pretreatment mechanism; 31. support plate; 32. support box; 33. main trumpet-shaped guide sleeve; 34. material guide sleeve; 35. conical guide channel; 37. exhaust hole; 4. air pump; 5. secondary trumpet-shaped guide sleeve; 6. detection path. DETAILED DESCRIPTION

[0024] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0025] In order to improve product quality, such as Figure 1-4As shown, a straw limiting device for a straw detection machine described in the utility model comprises an equipment base 1, a detection component 2, a pretreatment mechanism 3 and a sub-trumpet-shaped guide sleeve 5, the pretreatment mechanism 3 and the detection component 2 are sequentially installed on the top of the equipment base 1, the sub-trumpet-shaped guide sleeve 5 is provided in a plurality of groups, the plurality of groups of sub-trumpet-shaped guide sleeves 5 are coaxially arranged at equal distances, and a detection path 6 is formed at the center of a circle between the plurality of groups of sub-trumpet-shaped guide sleeves 5.

[0026] When in use, through the assembly consisting of the equipment base 1, the detection component 2, the pretreatment mechanism 3 and the sub-trumpet-shaped guide sleeve 5, a set of limit guide shooting mechanism for defective segment detection is provided for straw processing, which ensures the stability of the straws moving to the subsequent cutting process and reduces the influence of the shooting background. It can realize all-round detection of defective segments of the straws, so that the defective segments of the straws can be excluded at the subsequent shearing process end, thereby improving the quality of the straw products.

[0027] In order to improve the product contrast, for example, Figure 1-3 As shown, the utility model also includes that the detection component 2 includes a first support arm 21, a second support arm 22, a third support arm 23 and a fourth support arm 24 which are sequentially installed on the top of the equipment base 1, and the outer periphery of the detection path 6 is equidistantly and obliquely arranged with an upper left camera 211, a lower right camera 221, a lower left camera 231 and an upper right camera 241, and the casings of the upper left camera 211, the lower right camera 221, the lower left camera 231 and the upper right camera 241 are all installed and fixed to the first support arm 21, the second support arm 22, the third support arm 23 and the fourth support arm 24 at corresponding positions through angle codes.

[0028] The outer periphery of the detection path 6 is equidistantly and inclinedly provided with a first background shielding plate 212, a second background shielding plate 222, a third background shielding plate 232 and a fourth background shielding plate 242 which are symmetrical to the upper left camera 211, the lower right camera 221, the lower left camera 231 and the upper right camera 241.

[0029] When in use, the back environment of the shooting section of the straw is shielded by the first background shielding plate 212, the second background shielding plate 222, the third background shielding plate 232 and the fourth background shielding plate 242. By blocking the background, the product can become the main subject in the captured image, and the contrast between the product and the background is improved, which helps to identify the characteristics of the product more clearly and reduce the risk of false detection and missed detection.

[0030] The sub-trumpet-shaped guide sleeve 5 is connected to the adjacent first support arm 21 , second support arm 22 , third support arm 23 and fourth support arm 24 respectively through connecting plates.

[0031] For example, Figure 1-3As shown, the utility model also includes that the pretreatment mechanism 3 includes a support plate 31 installed on the top of the feed end of the equipment seat 1, and a support box 32 is installed on the top of the support plate 31 away from the secondary trumpet-shaped guide sleeve 5, and a main trumpet-shaped guide sleeve 33 coaxial with the secondary trumpet-shaped guide sleeve 5 is penetrated between the inner side of the support box 32 and the support plate 31.

[0032] To improve accuracy, for example, Figure 1-3 As shown, the utility model also includes that a guide sleeve 34 is installed through the feed end of the support box 32, and a conical guide channel 35 coaxial with the main trumpet-shaped guide sleeve 33 is opened at the center of the guide sleeve 34, the inner wall of the guide sleeve 34 is a hollow structure, and a plurality of groups of exhaust holes 37 for blowing water on the surface of the straw are opened at equal distances on the inner circumferential surface of the conical guide channel 35, and an air inlet joint 38 connected to the exhaust hole 37 is connected to the top of the guide sleeve 34;

[0033] An air pump 4 is installed at the end of the equipment base 1, and the exhaust end of the air pump 4 is connected to the air inlet joint 38 through a pipeline.

[0034] When in use, the air pump 4 supplies air to the air inlet joint 38 connected to the top of the material guiding sleeve 34, so that the exhaust holes 37 on the inner periphery of the material guiding sleeve 34 dry the outer periphery of the long straw passing through.

[0035] A protective cover for covering the detection component 2, the pre-processing mechanism 3 and the sub-trumpet-shaped guide sleeve 5 is arranged on the top of the equipment base 1.

[0036] When the utility model is in use, the present application is assembled between the discharge end and the cutting end process of the straw extrusion water cooling, and the upper left camera 211, the lower right camera 221, the lower left camera 231 and the upper right camera 241 are connected to the detection control terminal or the host in the work site, so that the long straw tube that has been cooled and cut into finished products can be auxiliary photographed and identified. During the detection and shooting period, the long straw tube is successively penetrated by the conical guide channel 35, the main trumpet-shaped guide sleeve 33 and the secondary trumpet-shaped guide sleeve 5 that limit the moving direction of the long straw, and then enters the next cutting process. During this period, the air pump 4 is used to The air inlet joint 38 connected to the top of the guide sleeve 34 supplies air so that the exhaust holes 37 on the inner circumference of the guide sleeve 34 dry the outer circumference of the long straw passing through, thereby ensuring the accuracy of subsequent shooting and identification. After the long straw is discharged from the main trumpet-shaped guide sleeve 33, the upper left camera 211, the lower right camera 221, the lower left camera 231 and the upper right camera 241 successively shoot the outer circumference of the long straw, so that the detection control terminal or the host in the work site can obtain the image information of the straw surface, so as to perform all-round defective identification detection on the outer circumference of the straw and realize the straw detection and the limit guidance of the straw.

[0037] The above shows and describes the basic principles, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions in the specification are only to illustrate the principles of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the protection required by the utility model. The scope of protection required by the utility model is defined by the attached claims and their equivalents.

Claims

1. A straw limiter for a straw inspection machine, characterized in that: The invention comprises an equipment base (1), a detection component (2), a pretreatment mechanism (3) and a sub-horn-shaped guide sleeve (5), wherein the pretreatment mechanism (3) and the detection component (2) are sequentially mounted on the top of the equipment base (1), and the sub-horn-shaped guide sleeve (5) is provided in a plurality of groups, wherein the sub-horn-shaped guide sleeves (5) of the plurality of groups are arranged coaxially and at equal distances, and a detection path (6) is formed at the center of the circle between the plurality of groups of sub-horn-shaped guide sleeves (5).

2. A straw limiter for a straw inspection machine according to claim 1, characterized in that: The detection assembly (2) comprises a first support arm (21), a second support arm (22), a third support arm (23) and a fourth support arm (24) which are sequentially mounted on the top of the equipment seat (1); an upper left camera (211), a lower right camera (221), a lower left camera (231) and an upper right camera (241) are sequentially and equidistantly arranged on the outer periphery of the detection path (6); the housings of the upper left camera (211), the lower right camera (221), the lower left camera (231) and the upper right camera (241) are all mounted and fixed to the first support arm (21), the second support arm (22), the third support arm (23) and the fourth support arm (24) at corresponding positions through angle brackets.

3. The straw limiting device of the straw detection machine according to claim 2, characterized in that: The outer periphery of the detection path (6) is provided with a first background shielding plate (212), a second background shielding plate (222), a third background shielding plate (232) and a fourth background shielding plate (242) symmetrically arranged with respect to the upper left camera (211), the lower right camera (221), the lower left camera (231) and the upper right camera (241) at equal intervals and in an inclined manner.

4. The straw limiting device of the straw detection machine according to claim 3, characterized in that: The sub-horn-shaped guide sleeve (5) is respectively connected to a first support arm (21), a second support arm (22), a third support arm (23) and a fourth support arm (24) which are adjacent to each other through a connecting plate.

5. The straw limiting device of the straw detection machine according to claim 4, characterized in that: The pretreatment mechanism (3) comprises a support plate (31) mounted on the top of the feed end of the equipment seat (1); a support box (32) is mounted on the top of the support plate (31) away from the secondary trumpet-shaped guide sleeve (5); a main trumpet-shaped guide sleeve (33) coaxial with the secondary trumpet-shaped guide sleeve (5) is provided between the inner side of the support box (32) and the support plate (31).

6. The straw limiting device of the straw detection machine according to claim 5, characterized in that: A guide sleeve (34) is installed through the feed end of the support box (32); a conical guide channel (35) coaxial with the main trumpet-shaped guide sleeve (33) is opened at the center of the guide sleeve (34); the inner wall of the guide sleeve (34) is a hollow structure; a plurality of exhaust holes (37) for blowing water onto the surface of the straw are opened at equal distances on the inner circumference of the conical guide channel (35); an air inlet joint (38) communicating with the exhaust hole (37) is connected to the top of the guide sleeve (34); An air pump (4) is installed at the end of the equipment base (1), and the exhaust end of the air pump (4) is connected to the air inlet joint (38) through a pipeline.

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