Appearance detection sorting device
Technical Field
The utility model relates to the technical field of appearance detection, in particular to an appearance detection sorting device.
Background
The appearance of the product is one of important factors of the quality of the product, whether the product is smooth or not has defects, and the like, so that the appearance of the product is attractive, the use and subsequent processing of the product are influenced even directly, great economic loss is brought to enterprises, the appearance detection device is equipment for carrying out appearance detection on the produced product, the limitation of manual detection on the product is reduced, the manual labor force is liberated, the operation speed of the construction process flow of the product production is greatly increased, and the output working efficiency of the product is improved.
The chinese patent with publication number CN207288105U in the prior art discloses a conveyer belt type appearance detection device, which comprises a frame, a conveyer belt, a manipulator, a first CCD camera, a second CCD camera and a controller, and the detection is accomplished through the first CCD camera and the second CCD camera by conveying products with the conveyer belt, and the device has the following disadvantages: 1. the product is not limited when being conveyed on the conveyor belt, so that the product is easy to deviate, and the detection effect is affected; 2. if products are continuously conveyed, adjacent products are closely attached to the first CCD camera and the second CCD camera to generate detection interference, detection accuracy is affected, and qualified products are removed by detection misjudgment, so that economic loss is caused.
Disclosure of Invention
The utility model aims to overcome the defects and shortcomings of the prior art and provides an appearance detection sorting device.
The technical scheme adopted by the utility model is as follows: the appearance detection sorting device comprises a frame, a control system, a conveyor belt mechanism, a material separating and blocking mechanism, a detection mechanism and a rejection mechanism, wherein the material separating and blocking mechanism, the detection mechanism and the rejection mechanism are sequentially arranged along the conveying direction of the conveyor belt mechanism; the conveying belt mechanism comprises a conveying belt, and the conveying belt comprises a feeding area, a to-be-detected area, a detection area, a rejecting area and a discharging area which are sequentially arranged; the material separating and blocking mechanism is used for separating the objects to be detected which are continuously conveyed on the conveyor belt one by one and entering the detection area; the detection mechanism is used for carrying out appearance detection on the detected objects in the detection area; the rejecting mechanism is used for rejecting the unqualified detected objects detected by the detecting mechanism.
Further, the conveyor belt mechanism further comprises a first track plate assembly arranged at the feeding area and the to-be-detected area and a second track plate assembly arranged at the discharging area, the first track plate assembly and the second track plate assembly comprise two track plates arranged at intervals, and the to-be-detected object is conveyed between the two track plates.
Further, the feeding end of the track plate is provided with a guide surface.
Further, the material separating and blocking mechanism comprises an isolation assembly, a material blocking assembly and a first optical fiber detector and a second optical fiber detector, wherein the isolation assembly and the material blocking assembly are sequentially arranged on one side of a to-be-detected area along the conveying direction of the conveying belt, the first optical fiber detector and the second optical fiber detector are connected with the control system, the isolation assembly comprises an isolation cylinder and an isolation rod, and the material blocking assembly comprises a material blocking cylinder and a material blocking rod.
Further, the first optical fiber detector is used for feeding back a signal to the control system when detecting that the detected object passes, and the control system controls the isolation cylinder to drive the isolation rod to extend out; the second optical fiber detector is used for feeding back signals to the control system when detecting that the detected object passes, and the control system controls the material blocking cylinder to drive the material blocking rod to extend and the isolation cylinder to drive the isolation rod to retract.
Further, the detection mechanism comprises an adjusting bracket, a visual detection camera and an annular light source, wherein the visual detection camera and the annular light source are arranged on the adjusting bracket, and the visual detection camera is orthographically projected to a detected object in a detection area.
Further, the adjusting bracket comprises a supporting rod, a first adjusting block and a second adjusting block, wherein the first adjusting block and the second adjusting block are arranged on the supporting rod, the first adjusting block is connected with a first cross rod, the second adjusting block is connected with a second cross rod, the visual inspection camera is arranged on the first cross rod, and the annular light source is arranged on the second cross rod.
Further, the removing mechanism comprises a third optical fiber detector, a fourth optical fiber detector and a blowing air tap and a discharging channel which are sequentially arranged along the conveying direction of the conveying belt, wherein the blowing air tap and the discharging channel are respectively and correspondingly arranged at two sides of the removing area, and a discharging blocking frame aligned with the blowing air tap is arranged above the discharging channel.
Further, the third optical fiber detector is used for feeding back a signal to the control system when detecting the detected object, and the control system controls the detection mechanism to detect and controls the material blocking cylinder to drive the material blocking rod to retract; the fourth optical fiber detector is used for feeding back a signal to the control system when passing of the qualified product is not detected and feeding back the signal to the control system when passing of the unqualified product is detected.
Further, the automatic feeding device also comprises a filling mechanism arranged in the discharging area, wherein the filling mechanism comprises a fifth optical fiber detector connected with the control system, and the fifth optical fiber detector is used for feeding back signals to the control system after being shielded for a certain time.
The beneficial effects of the utility model are as follows: the utility model has the advantages that the detected objects are detected and the unqualified products are removed in the conveying process, the detection efficiency is high, the appearance quality of products can be ensured, meanwhile, the separating and blocking mechanism is arranged to isolate the detected objects which are continuously conveyed on the conveying belt one by one, the detected objects can independently enter the detection area for detection, the interference of the two detected objects entering the detection area for detection is avoided, the interference of the detection of the edges of the detected objects is especially avoided, the qualified products are prevented from being removed by detection misjudgment, the economic loss is caused, and the detection accuracy is effectively improved.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are required in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that it is within the scope of the utility model to one skilled in the art to obtain other drawings from these drawings without inventive faculty.
FIG. 1 is a schematic diagram of the present utility model;
FIG. 2 is a top view of the utility model with the detection mechanism omitted;
FIG. 3 is a second schematic diagram of the present utility model;
FIG. 4 is a schematic diagram of a detection mechanism according to the present utility model;
in the figure, 1-rack, 2-conveyor mechanism, 21-conveyor, 22-feeding area, 23-area to be detected, 24-detection area, 25-reject area, 26-discharge area, 27-first rail plate assembly, 28-second rail plate assembly, 201-rail plate, 202-guide surface, 3-stock stop, 31-isolation assembly, 311-isolation cylinder, 312-isolation rod, 32-stock stop, 321-stock stop, 322-stock stop, 33-first fiber optic detector, 34-second fiber optic detector, 4-detection mechanism, 41-adjustment bracket, 411-support bar, 412-first adjustment block, 413-second adjustment block, 414-first cross bar, 415-second cross bar, 42-visual inspection camera, 43-annular light source, 5-reject mechanism, 51-third fiber optic detector, 52-fourth fiber optic detector, 53-blowing nozzle, 54-discharge channel, 55-discharge frame, 6-full-stock stop, 61-fifth fiber optic detector.
Detailed Description
The present utility model will be described in further detail with reference to the accompanying drawings, for the purpose of making the objects, technical solutions and advantages of the present utility model more apparent.
It should be noted that, in the embodiments of the present utility model, all the expressions "first" and "second" are used to distinguish two entities with the same name but different entities or different parameters, and it is noted that the "first" and "second" are only used for convenience of expression, and should not be construed as limiting the embodiments of the present utility model, and the following embodiments are not described one by one.
The terms of direction and position in the present utility model, such as "up", "down", "front", "back", "left", "right", "inside", "outside", "top", "bottom", "side", etc., refer only to the direction or position of the drawing. Accordingly, directional and positional terms are used to illustrate and understand the utility model and are not intended to limit the scope of the utility model.
As shown in fig. 1 to 4, an embodiment of the present utility model is provided:
the appearance detection sorting device comprises a frame 1, a control system, a conveyor belt mechanism 2, a material separating and blocking mechanism 3, a detection mechanism 4 and a rejecting mechanism 5, wherein the material separating and blocking mechanism 3, the detection mechanism 4 and the rejecting mechanism 5 are sequentially arranged along the conveying direction of the conveyor belt mechanism 2; the conveyor belt mechanism 2 comprises a conveyor belt 21 and a conveyor belt driving assembly, the conveyor belt 21 comprises a feeding area 22, a to-be-detected area 23, a detection area 24, a rejecting area 25 and a discharging area 26 which are sequentially arranged, wherein the feeding area 22 can be connected with a vibrating disc of a detected object for continuous feeding, and the discharging area 26 can be connected with other equipment for discharging; the material separating and blocking mechanism 3 is used for separating the objects to be detected which are continuously conveyed on the conveying belt 21 into a detection area 24 one by one; the detection mechanism 4 is used for carrying out appearance detection on the detected object in the detection area 24; the rejecting mechanism 5 is used for rejecting the unqualified detected objects detected by the detecting mechanism 4; the detected objects are detected and rejected in the conveying process, the detection efficiency is high, the appearance quality of products can be guaranteed, meanwhile, the detected objects which are continuously conveyed on the conveying belt 21 can be isolated one by the separating material and blocking mechanism 3, the detected objects can enter the detection area 24 alone to be detected, the two detected objects are prevented from being attached to each other and enter the detection area 24 to interfere detection, particularly the detection of edges of the detected objects is prevented from interfering, the qualified products are prevented from being rejected by detection misjudgment, economic loss is caused, and the detection accuracy can be effectively improved.
Specifically, the conveyor belt mechanism 2 further includes a first track plate assembly 27 disposed at the feeding area 22 and the to-be-detected area 23, and a second track plate assembly 28 disposed at the discharging area 26, where the first track plate assembly 27 and the second track plate assembly 28 include two track plates 201 disposed at intervals, the detected object is conveyed between the two track plates 201, and the first track plate assembly 27 and the second track plate assembly 28 can prevent the detected object from shifting when conveyed on the conveyor belt 21, so as to affect the detection effect, and the detection area 24 needs to perform shooting detection, so that the track plate assembly is not disposed, thereby avoiding shielding the detected object and affecting the detection accuracy.
Further, the feeding end of the track plate 201 is provided with a guiding surface 202, and the two guiding surfaces 202 form an open opening, so that the detected object can be conveniently conveyed into the opening.
Specifically, the material separating and blocking mechanism 3 includes an isolating component 31 and a material blocking component 32 sequentially disposed at one side of the to-be-detected area 23 along the conveying direction of the conveyor belt 21, and a first optical fiber detector 33 and a second optical fiber detector 34 connected with the control system, where the isolating component 31 includes an isolating cylinder 311 and an isolating rod 312, and the material blocking component 32 includes a material blocking cylinder 321 and a material blocking rod 322, and the actions of the isolating component 31 and the material blocking component 32 can be controlled according to the signals of the first optical fiber detector 33 and the second optical fiber detector 34 to separate the detected objects continuously conveyed on the conveyor belt 21 one by one, so that the detected objects can independently enter the detection area 24.
Specifically, the removing mechanism 5 includes a third optical fiber detector 51 and a fourth optical fiber detector 52 that are sequentially disposed along the conveying direction of the conveyor belt 21, and a blowing air tap 53 and a discharging channel 54 that are disposed at two sides of the removing area 25 respectively, where the blowing air tap 53 blows the unqualified detected object into the discharging channel 54, a discharging blocking frame 55 aligned with the blowing air tap 53 is disposed above the discharging channel 54, and the discharging blocking frame 55 can ensure that the detected object falls into the discharging channel 54, and prevent the detected object from being blown out of the device.
Specifically, the device further comprises a filling mechanism 6 disposed in the discharging area 26, and the filling mechanism 6 includes a fifth optical fiber detector 61 connected with the control system.
In this embodiment, each fiber optic detector functions as: the first optical fiber detector 33 is configured to feed back a signal to the control system when the detected object passes, the control system controls the isolation cylinder 311 to drive the isolation rod 312 to extend, when the previous detected object is first transferred to the area to be detected 23, the first optical fiber detector 33 detects that the isolation rod 312 extends to block the subsequent detected object from entering the area to be detected 23.
The second optical fiber detector 34 is used for feeding back a signal to the control system when the detected object passes, the control system controls the blocking cylinder 321 to drive the blocking rod 322 to extend and the isolating cylinder 311 to drive the isolating rod 312 to retract, after the previous detected object continues to enter the detection area 24, the second optical fiber detector 34 can detect that the isolating cylinder 311 drives the isolating rod 312 to retract at the moment, the next detected object can be transmitted to the detection area 23, meanwhile, the blocking cylinder 321 drives the blocking rod 322 to extend to block the blocking rod 322 from entering the detection area 24, detection interference is prevented, the first optical fiber detector 33 detects the detected object again, the isolating rod 312 extends again, and the detected object is isolated in the detection area 23 independently.
The third optical fiber detector 51 is configured to feed back a signal to the control system when detecting the detected object, and the control system controls the detection mechanism 4 to detect and controls the isolating cylinder 311 to drive the isolating rod 312 to retract; the detection mechanism 4 detects the previous detected object by the third optical fiber detector 51, and simultaneously controls the material blocking cylinder 321 to drive the material blocking rod 322 to retract, so that the next detected object can enter the detection area 24 in time just after the previous detection is finished, and after the detected object enters the detection area 24, the next detected object is just conveyed to the to-be-detected area 23, namely the process is repeated.
The fourth optical fiber detector 52 is configured to feed back a signal to the control system when passing of the non-passing product is not detected and feed back a signal to the control system when passing of the non-passing product is detected, and if the detecting mechanism 4 detects that the non-passing product is detected, the fourth optical fiber detector 52 feeds back a signal to the control system, and the control system controls the alarm to send out an alarm, such as an alarm sound, an alarm lamp, etc.; similarly, if the detection means 4 detects that the detected object passes, the fourth optical fiber detector 52 gives a warning.
The fifth optical fiber detector 61 is used for feeding back a signal to the control system after being blocked for a certain time, the control system can control the alarm to give out an alarm and stop the operation of the conveyor belt, and under the normal state, the fifth optical fiber detector 61 can detect that a detected object passes every short time, but if the discharging area 26 is blocked due to faults, the fifth optical fiber detector 61 can always detect the detected object, and at the moment, the alarm can give out an alarm and stop the operation of the conveyor belt to check faults.
Specifically, the detection mechanism 4 includes an adjusting bracket 41, a visual detection camera 42 disposed on the adjusting bracket 41, and an annular light source 43, where the visual detection camera 42 orthographically projects a detected object in the detection area 24, so as to improve the detection accuracy; the adjusting bracket 41 comprises a supporting rod 411, a first adjusting block 412 and a second adjusting block 413, wherein the first adjusting block 412 and the second adjusting block 413 are arranged on the supporting rod 411, the two adjusting blocks are fixed at the proper height of the supporting rod 411 through bolts, the first adjusting block 412 is connected with a first cross rod 414, the second adjusting block 413 is connected with a second cross rod 415, the visual inspection camera 42 is arranged on the first cross rod 414, the annular light source 43 is arranged on the second cross rod 415, the two cross rods and the corresponding adjusting blocks are also adjustable, and the detection effect of the visual inspection camera 42 is better through adjustment.
The foregoing disclosure is illustrative of the present utility model and is not to be construed as limiting the scope of the utility model, which is defined by the appended claims.