Brake oil pipe section defect detection equipment based on machine vision

Abstract

The utility model provides brake oil pipe section defect detection equipment based on machine vision, which comprises a detection equipment main body, a visual detection mechanism, a conveying mechanism and a placement lining, and an equipment bracket is arranged at the lower end of the left side of the internal composition of the detection equipment main body. Compared with the prior art, the oil pipe joint detection device has the advantages that the detection device body, the visual detection mechanism and the conveying mechanism are additionally arranged, the oil pipe joint is arranged above the conveying mechanism to achieve continuous conveying of materials, and the movable screw rotates to drive the visual detection mechanism to move to the position above the oil pipe joint; according to the specification of the oil pipe joint, the adjusting air cylinder drives the CCD camera to move up and down according to the specification of the oil pipe joint, the CCD camera shoots a cleaning picture and transmits the cleaning picture to the information processing table for quality judgment, and therefore the detection efficiency and quality can be improved; and different brake oil pipes can be stably placed.

Description

TECHNICAL FIELD

[0001] The utility model belongs to brake oil pipe section defect detection equipment technical field, especially related to a kind of brake oil pipe section defect detection equipment based on machine vision. BACKGROUND

[0002] Brake oil pipe is the important component in automobile brake system, responsible for conveying brake fluid (brake fluid) to each brake caliper, realizes brake action, and brake oil pipe is composed of pipe body and joint two parts, and the connection of brake oil pipe is realized by the joint of both ends in actual use.The joint of brake oil pipe needs to be detected for defect after production, such as pressure injury, crack and center hole diameter not up to standard, and most of the traditional detection methods are to arrange corresponding quality inspectors to realize the defect detection of brake right end section, but manual detection method is low in efficiency, and detection personnel in production line can appear manual fatigue and mistake, so as to cause inaccurate data, unable to be systematically managed, and the fatigue degree of detection personnel increases with the extension of operation time, and the failure rate rises, which affects the defect detection of brake oil pipe section, is prone to cause the quality of products out of factory not up to standard, and more detection personnel need to be arranged for detection task in detection, which will increase the corresponding labor cost.

[0003] As described above, traditional manual defect detection for brake oil pipe section has some problems, so a new structure is expected to solve the above technical problems. UTILITY MODEL CONTENT

[0004] In view of the deficiencies in the prior art, the utility model aims to provide a brake oil pipe section defect detection equipment based on machine vision to solve the problems in the background art.

[0005] The utility model realizes the following technical scheme: a brake oil pipe section defect detection equipment based on machine vision, comprising: detection equipment main body, visual detection mechanism, conveying mechanism and placing lining, the left lower end of the internal composition of detection equipment main body is equipped with equipment support, the upper side of equipment support is equipped with equipment main body plate, the upper surface of equipment main body plate is equipped with placing groove for placing conveying mechanism, the inboard of placing groove is equipped with conveying mechanism for realizing oil pipe conveying, the upper end of the internal composition of conveying mechanism is equipped with guide piece, the upper surface of guide piece is equipped with mounting groove for mounting placing lining, the inboard of mounting groove is equipped with placing lining for stabilizing oil pipe, the upper side of equipment main body plate is equipped with front and rear moving frame, the upper side of front and rear moving frame is equipped with visual detection mechanism for brake oil pipe section defect detection.

[0006] As a preferred implementation, the right side of the support is provided with an information processing table, the upper surface of the front and rear moving frame is provided with a moving slot for assisting the front and rear movement of the visual detection mechanism, and the left end of the moving slot is provided with a moving screw for driving the front and rear movement of the visual detection mechanism.

[0007] As a preferred implementation, the visual detection mechanism is internally provided with a moving block at the lower end of each of the left and right sides, a moving screw hole is vertically formed in the rear side of the moving block, the moving block is movably embedded in the moving slot, and the rotation of the moving screw enables the moving block to slide in the moving slot.

[0008] As a preferred implementation, the moving screw is threadedly connected with the moving screw hole, the moving block is provided with a mechanism main plate above, the upper surface of the mechanism main plate is provided with a cylinder seat at the middle position, and the cylinder seat is provided with an adjusting cylinder for driving the up and down movement of the CCD camera.

[0009] The inside of the cylinder seat is provided with an adjusting cylinder for driving the up and down movement of the CCD camera, the lower side of the adjusting cylinder is provided with a CCD camera for identifying the cross-section defect of the brake oil pipe, the adjusting cylinder drives the up and down movement of the CCD camera, the CCD camera takes a clear photo of the cross-section of the oil pipe, and the photo is transmitted to the information processing table for judging the quality standard.

[0010] As a preferred implementation, the upper surface of the placing groove is provided with a bearing hole at each of the front and rear ends, a bearing is installed in the inside of the bearing hole, the outside of the conveying mechanism is provided with a conveying belt, and the inner side of the conveying belt is provided with a plurality of inner teeth.

[0011] As a preferred implementation, the conveying belt is provided with a conveying gear at each of the front and rear ends of the inner side, the conveying gear is meshed with the inner teeth, and the inner side of the conveying gear is provided with a rotating shaft.

[0012] The rotating shaft passes through the inside of the bearing and is connected with the conveying motor below through a shaft coupling, the conveying motor drives the rotating shaft to rotate, the conveying gear is meshed with the inner teeth, the conveying belt is driven to rotate, and the continuous conveying of the brake oil pipe joint is realized.

[0013] As a preferred implementation, the inside of the installation groove is provided with an embedded ring groove for conveniently installing and placing an inner liner, and the inner liner is made of rubber material.

[0014] The upper surface of the inner liner is provided with an oil pipe groove, the outer side of the inner liner is provided with an embedded ring, the embedded ring is embedded with the embedded ring groove, the appropriate inner liner is selected according to the specifications of the oil pipe joint, and the different brake oil pipes can be stably placed.

[0015] The beneficial effects of the utility model are that: through the increase of the detection equipment main body, the visual detection mechanism and the conveying mechanism, the oil pipe joint is placed above the conveying mechanism to realize the continuous conveying of the material, the moving screw rotates to drive the visual detection mechanism to move above the oil pipe joint, the adjusting cylinder drives the CCD camera to move up and down according to the oil pipe joint specification, the CCD camera takes the cleaning photo and transmits to the information processing table to judge the quality, so that the detection efficiency and quality can be improved, through the increase of the conveying mechanism and the placement lining, the appropriate placement lining is selected according to the oil pipe joint specification, so that the different brake oil pipes can be stably placed. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or the prior art, the following will briefly introduce the drawings needed to be used in the embodiment or the prior art description, obviously, the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can also be obtained according to these drawings without the creative labor.

[0017] Figure 1 It is the whole structure schematic diagram of the utility model based on machine vision's brake oil pipe section defect detection equipment.

[0018] Figure 2 It is the structure schematic diagram of the detection equipment main body in the utility model based on machine vision's brake oil pipe section defect detection equipment.

[0019] Figure 3 It is the structure schematic diagram of the visual detection mechanism in the utility model based on machine vision's brake oil pipe section defect detection equipment.

[0020] Figure 4 It is the structure schematic diagram of the conveying mechanism in the utility model based on machine vision's brake oil pipe section defect detection equipment.

[0021] Figure 5 It is the structure schematic diagram of the placement lining in the utility model based on machine vision's brake oil pipe section defect detection equipment.

[0022] In the drawing, 100-detection equipment main body, 101-information processing table, 102-bracket, 103-equipment main body plate, 104-placement groove, 105-bearing hole, 106-front and back moving frame, 107-moving sliding slot;

[0023] 200-visual detection mechanism, 201-moving sliding block, 202-moving screw hole, 203-mechanism main body plate, 204-cylinder seat, 205-adjusting cylinder, 206-CCD camera;

[0024] 300 - conveying mechanism, 301 - conveyor belt, 302 - inner teeth, 303 - conveying gear, 304 - rotating shaft, 305 - guide, 306 - fitting ring groove;

[0025] 400 - placing inner liner, 401 - oil pipe groove, 402 - fitting ring. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0027] Please refer to Figures 1 to 5 The utility model provides a kind of technical scheme: a brake oil pipe section defect detection equipment based on machine vision, it include: detection equipment main body 100, visual detection mechanism 200, conveying mechanism 300 and placing inner liner 400, detection equipment main body 100 its inside composition in left side lower end is equipped with equipment support 102;

[0028] Equipment support 102 upper side is equipped with equipment main body plate 103, equipment main body plate 103 upper surface is equipped with the placing groove 104 for placing conveying mechanism 300, placing groove 104 inboard is equipped with the conveying mechanism 300 for realizing oil pipe conveying use, conveying mechanism 300 its inside composition in upper end is equipped with guide 305;

[0029] Guide 305 upper surface is equipped with the installation groove for installing placing inner liner 400, installation groove inboard is equipped with the placing inner liner 400 for stabilizing oil pipe, equipment main body plate 103 upper side left and right ends are equipped with front and rear moving frame 106, front and rear moving frame 106 upper side is equipped with the visual detection mechanism 200 for brake oil pipe section defect detection.

[0030] Support 102 right side is equipped with information processing station 101, front and rear moving frame 106 upper surface is equipped with the moving sliding groove 107 for assisting the front and rear movement of visual detection mechanism 200, left end moving sliding groove 107 inboard is equipped with the moving screw rod for driving the front and rear movement of visual detection mechanism 200.

[0031] Visual detection mechanism 200 its inside composition in left and right sides lower end are equipped with moving slider 201, moving slider 201 rear side is vertically formed moving screw hole 202, moving slider 201 and moving sliding groove 107 are mutually movable and fit, moving screw rod rotation can make it with moving screw hole 202 cooperation, make moving slider 201 inboard front and rear sliding of moving sliding groove 107.

[0032] The moving screw rod is threadedly connected to the moving screw hole 202. A mechanism main plate 203 is provided above the moving slider 201. A cylinder seat 204 is provided in the middle of the upper surface of the mechanism main plate 203.

[0033] An adjusting cylinder 205 is provided on the inner side of the cylinder seat 204 for driving the CCD camera 206 to move up and down. A CCD camera 206 for visually identifying defects in the cross-section of the brake oil pipe is provided below the adjusting cylinder 205. The adjusting cylinder 205 can drive the CCD camera 206 to move up and down, so that the CCD camera 206 can take clear photos of the oil pipe cross-section and then transmit them to the information processing station 101 to judge the quality standards.

[0034] Bearing holes 105 are provided at both ends of the upper surface of the placement groove 104, and bearings are installed inside the bearing holes 105. The outer side of the internal component of the conveying mechanism 300 is provided with a conveyor belt 301, and the inner side of the conveyor belt 301 is provided with several groups of internal teeth 302.

[0035] A transmission gear 303 is provided at both the front and rear ends of the inner side of the transmission belt 301. The transmission gear 303 is meshed with the inner teeth 302. A rotating shaft 304 is provided inside the transmission gear 303.

[0036] The rotating shaft 304 passes through the inner side of the bearing and its lower end is connected to the transmission motor below through a coupling. The transmission motor drives the rotating shaft 304 to rotate, so that the transmission gear 303 engages with the inner gear 302 and drives the conveyor belt 301 to rotate, thereby realizing continuous transmission of the brake oil pipe joint.

[0037] See also Figures 1-4 As the first embodiment of the present utility model: First, the user can place the brake oil pipe joint on the inner side of the placement lining 400 inside the installation groove, and the transmission motor drives the rotating shaft 304 to rotate, so that the transmission gear 303 engages with the inner tooth 302 to drive the conveyor belt 301 to rotate, thereby realizing continuous transmission of the brake oil pipe joint. Secondly, the rotation of the movable screw can make it cooperate with the movable screw hole 202 to make the movable slider 201 slide back and forth inside the movable slide groove 107, so that the visual inspection mechanism 200 moves to the top of the brake oil pipe joint to be inspected, and according to the different models of the brake oil pipe joint, the adjusting cylinder 205 drives the CCD camera 206 to move up and down, so that the CCD camera 206 takes clear photos of the oil pipe cross section and then transmits them to the information processing station 101 to judge the quality standard, thereby improving the inspection efficiency and quality.

[0038] The inner side of the installation groove is provided with an engaging ring groove 306 for convenient installation of the placement liner 400, and the placement liner 400 is made of rubber material;

[0039] The upper surface of the placing inner liner 400 is provided with a tubing groove 401, and the outer side of the placing inner liner 400 is provided with an embedded ring 402 which is embedded with the embedded ring groove 306, and the placing inner liner 400 is selected according to the tubing joint specification, so that different brake oil pipes can be stably placed.

[0040] Please refer to Figure 1 and Figures 4-5 As a second embodiment of the utility model: based on the above first embodiment, before batch detection, the placing inner liner 400 is selected according to the tubing joint specification, the lower end of the placing inner liner 400 is embedded into the inner side of the installation groove, and the embedded ring 402 is embedded with the embedded ring groove 306, the installation and fixation of the placing inner liner 400 are completed, the brake oil pipe joint can be stably placed after being placed in the inner side of the tubing groove 401, so that the detection quality can be improved.

[0041] The above only describes the preferred embodiment of the utility model, and does not limit the utility model, and any modification, equivalent replacement, improvement, etc. within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A machine vision-based brake hose cross-section defect detection device, comprising: The detection device body (100), the visual detection mechanism (200), the transmission mechanism (300) and the placement lining (400) are characterized in that: the detection device body (100) is provided with a device bracket (102) at the lower left end of its internal components; A device main body plate (103) is provided above the device bracket (102), and a placement groove (104) for placing a conveying mechanism (300) is provided on the upper surface of the device main body plate (103). A conveying mechanism (300) for conveying oil pipes is provided inside the placement groove (104), and a guide member (305) is provided at the upper end of the internal component of the conveying mechanism (300); The upper surface of the guide member (305) is provided with an installation groove for installing a lining (400), and the inner side of the installation groove is provided with a placement lining (400) for stably placing the oil pipe. The left and right ends above the main body plate (103) of the equipment are provided with front and rear movable frames (106), and a visual inspection mechanism (200) for detecting cross-sectional defects of the brake oil pipe is provided above the front and rear movable frames (106).

2. The machine vision-based brake hose cross-section defect detection device according to claim 1, characterized in that: An information processing table (101) is provided on the right side of the bracket (102); a movable chute (107) for assisting the visual detection mechanism (200) to move forward and backward is provided on the upper surface of the front-rear movable frame (106); a movable screw for driving the visual detection mechanism (200) to move forward and backward is provided on the inner side of the movable chute (107) at the left end.

3. The machine vision-based brake hose cross-section defect detection device according to claim 2, characterized in that: The visual inspection mechanism (200) is internally composed of a movable slider (201) at the lower ends of both the left and right sides, and a movable screw hole (202) is vertically penetrated through the rear side of the movable slider (201), and the movable slider (201) and the movable slide groove (107) are movably engaged with each other.

4. The machine vision-based brake hose cross-section defect detection device according to claim 3, characterized in that: The movable screw rod is threadably connected to the movable screw hole (202); a mechanism main plate (203) is provided above the movable slider (201); and a cylinder seat (204) is provided in the middle of the upper surface of the mechanism main plate (203); An adjusting cylinder (205) for driving a CCD camera (206) to move up and down is provided on the inner side of the cylinder seat (204), and a CCD camera (206) for visually identifying cross-sectional defects of the brake oil pipe is provided below the adjusting cylinder (205).

5. The machine vision-based brake oil pipe cross-section defect detection device according to claim 1, characterized in that: The upper surface of the placement groove (104) is provided with bearing holes (105) at both the front and rear ends, and bearings are installed inside the bearing holes (105). The outer side of the internal component of the conveying mechanism (300) is provided with a conveyor belt (301), and the inner side surface of the conveyor belt (301) is provided with a plurality of groups of internal teeth (302).

6. The machine vision-based brake hose cross-section defect detection device according to claim 5, characterized in that: The front and rear ends of the inner side of the conveyor belt (301) are both provided with a conveying gear (303), the conveying gear (303) and the inner teeth (302) are meshed with each other, and a rotating shaft (304) is provided inside the conveying gear (303); The rotating shaft (304) passes through the inner side of the bearing and its lower end is connected to the transmission motor below through a coupling.

7. The machine vision-based brake hose cross-section defect detection device according to claim 1, characterized in that: The inner side surface of the installation groove is provided with an engaging ring groove (306) for conveniently installing a placement liner (400), and the placement liner (400) is made of rubber material; An oil pipe groove (401) is provided on the upper surface of the placement liner (400), and a fitting ring (402) is provided on the outer side surface of the placement liner (400). The fitting ring (402) and the fitting ring groove (306) are fitted into each other.

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