CN220671293U - Appearance detection equipment - Google Patents

Abstract

The application relates to appearance detection equipment, which comprises a feeding mechanism, a conveying mechanism and a detection mechanism, wherein the feeding mechanism comprises a vibration disc device and a feeding port, and the detection mechanism is used for detecting defects of a product to be detected; the conveying mechanism comprises at least two mutually independent conveying parts, each conveying part moves back and forth between the feeding port and the detection mechanism, and each conveying part is provided with a jig for fixing the product to be detected; the vibration disk device can move the product to be tested from the feeding port to the jig. The appearance detection equipment can improve the detection efficiency of tiny parts such as volume keys and power keys, reduce the detection cost and improve the detection accuracy.

Description

Appearance detection equipment

Technical Field

The application relates to the technical field of detection equipment, in particular to appearance detection equipment.

Background

The product of tiny pieces such as volume keys and power keys applied to consumer electronics industry has extremely high appearance requirements, and various defects to be detected, such as scratches, crush injuries, different colors, dirt, knife lines and the like, are detected, but the detection difficulty is high because the tiny pieces are usually millimeter-sized and have different shapes.

At present, the appearance defect detection of the products of the micro-part type mainly depends on manual detection one by one, and the defects of the products under the condition of full posture are judged through manual turning and visual inspection.

Therefore, how to improve the detection efficiency of the micro-component, reduce the detection cost and improve the detection accuracy is a technical problem required to be solved by the person skilled in the art.

Disclosure of Invention

The utility model aims at providing an outward appearance check out test set, can improve the detection efficiency of tiny piece, reduce detection cost, improve and detect the rate of accuracy.

In order to solve the technical problem, the application provides appearance detection equipment, which comprises a feeding mechanism, a conveying mechanism and a detection mechanism, wherein the feeding mechanism comprises a vibration disc device and a feeding port, and the detection mechanism is used for detecting defects of a product to be detected; the conveying mechanism comprises at least two mutually independent conveying parts, each conveying part moves back and forth between the feeding port and the detection mechanism, and each conveying part is provided with a jig for fixing the product to be detected; the vibration disk device can move the product to be tested from the feeding port to the jig.

The conveying mechanism comprises at least two mutually independent conveying parts, each conveying part moves back and forth between the feeding port and the detecting mechanism, and the conveying parts are provided with jigs used for fixing products to be detected. That is, the transport mechanism transports the product to be detected between the feeding port and the detecting mechanism through at least two transport portions, and each transport portion is independent of the other transport portion, so that uninterrupted feeding can be achieved, feeding time is effectively saved, and detecting efficiency of the appearance detecting device is improved.

Optionally, the transport portion includes slide rail, slider and driving piece, the slider is equipped with the tool, the driving piece is used for the drive the slider is followed the slide rail slides, and drives the tool removes to the pay-off mouth with detection mechanism.

Optionally, each transport portion is a first transport portion and at least one second transport portion respectively, first transport portion includes first slide rail, first slider and first tool, second transport portion includes second slide rail, second slider and second tool, first slide rail with the second slide rail is parallel, the pay-off mouth is located first slide rail is kept away from one side tip of second slide rail, the second slider is equipped with and is used for going up and down the elevating system of second tool, first tool with second tool all can remove to the pay-off mouth.

Optionally, the detection mechanism includes first detection portion, first manipulator, detection space and locates the second detection portion in detection space, first detection portion includes first detection camera, first detection camera is located transport mechanism's top is used for detecting and is fixed in the upper surface of the product that awaits measuring of tool, first manipulator is equipped with a plurality of absorption parts, the absorption part is used for adsorbing and is located the upper surface of the product that awaits measuring of tool to can follow detection space and remove, second detection portion is including locating detection space's second detection camera, second detection camera is used for detecting the other surfaces of the product that awaits measuring.

Optionally, the first manipulator further includes locating plate and rotation portion, the locating plate is equipped with the locating hole, the quantity of locating hole with the quantity of absorbing the piece is the same to the one-to-one arranges, absorbing the piece rotationally pass the locating hole, rotation portion is used for driving absorbing the piece rotation.

Optionally, a needle bearing is further disposed between the positioning hole and the adsorbing member.

Optionally, the adsorbing member includes a driving unit and a suction nozzle, wherein the driving unit is used for driving the suction nozzle to adsorb the product to be tested, and the suction nozzle is connected with the driving unit in a quick-connection manner.

Optionally, the absorbing member further includes a buffer portion axially disposed above the suction nozzle.

Optionally, the device further comprises a positioning part, wherein the positioning part is arranged on the jig and is used for positioning the product to be detected fixed on the jig, or the positioning part is arranged in the detection space and is used for positioning the product to be detected adsorbed by each adsorption piece.

Optionally, a sliding table for installing the second detection camera is further arranged in the detection space.

Optionally, the automatic feeding device further comprises a feeding mechanism, wherein the feeding mechanism comprises a turnover part, a disc supplying part, a second manipulator and a feeding part; the first mechanical arm can place the detected product in the overturning part, the overturning part drives the product to overturn, the second mechanical arm grabs the qualified product positioned in the overturning part, and places the qualified product in the tray of the discharging part; the blanking portions, the second manipulators and the overturning portions are the same in number and are arranged in a one-to-one correspondence mode, at least two groups of blanking portions are arranged, and the tray supplying portions are used for moving the trays to the blanking portions.

Optionally, the blanking portion further includes a positioning lifting portion, the tray supplying portion is capable of moving the tray to the positioning lifting portion, and the positioning lifting portion is capable of moving the tray along an axial direction and stacking the trays filled with products.

Optionally, the tray supply portion includes no pole cylinder, vacuum nozzle, servo lead screw and location cylinder, the location cylinder is used for separating the charging tray of stacking state, no pole cylinder is used for driving the charging tray that is located the below and removes to the transportation position, the vacuum nozzle is used for through servo lead screw will be located the transportation position the charging tray removes to location elevating gear.

Optionally, the blanking mechanism further comprises a third manipulator and a recovery part, wherein the third manipulator is used for grabbing unqualified products from the overturning part and moving the unqualified products to the recovery part.

Drawings

Fig. 1 is a schematic structural view of an appearance detecting apparatus provided in an embodiment of the present application;

FIG. 2 is a top view of FIG. 1;

FIG. 3 is a schematic structural view of the loading mechanism and the transport mechanism of FIG. 1;

FIG. 4 is a schematic view of the first manipulator of FIG. 1;

FIG. 5 is a schematic structural view of the blanking mechanism in FIG. 1;

fig. 6 is a schematic structural view of the blanking portion in fig. 5.

In fig. 1 to 6, reference numerals are explained as follows:

1-a feeding mechanism, 11-a vibration disc device and 12-a feeding port;

the device comprises a 2-conveying mechanism, a 21-first sliding rail, a 22-first sliding piece, a 23-first jig, a 24-first driving piece, a 25-second sliding rail, a 26-second sliding piece, a 27-second jig, a 28-second driving piece and a 29-lifting part;

the device comprises a 3-detection mechanism, a 31-first detection camera, a 32-first manipulator, a 321-adsorption piece, a 322-suction nozzle, a 323-buffer part, a 324-positioning plate, a 325-positioning hole, a 326-rotation part, a 33-second detection camera and a 34-detection slide rail;

4-blanking mechanism, 41-turnover part, 42-tray feeding part, 43-second manipulator, 44-blanking part, 441-positioning lifting part, 442-servo motor, 443-screw rod, 444-positioning cylinder, 445-speed regulating motor, 45-recovery part, 46-tray and 47-conveyor belt;

5-positioning part.

Detailed Description

In order to make the technical solution of the present application better understood by those skilled in the art, the present application will be further described in detail with reference to the accompanying drawings and specific embodiments.

In order to make the technical solution of the present application better understood by those skilled in the art, the present application will be further described in detail with reference to the accompanying drawings and specific embodiments.

The product of tiny pieces such as volume keys and power keys applied to consumer electronics industry has extremely high appearance requirements, and various defects to be detected, such as scratches, crush injuries, different colors, dirt, knife lines and the like, are detected, but the detection difficulty is high because the tiny pieces are usually millimeter-sized and have different shapes. The present embodiment provides an appearance detecting apparatus capable of detecting appearance defects of micro-parts such as a volume key, a power key, and the like.

As shown in fig. 1 and 2, the appearance detecting apparatus includes a feeding mechanism 1, a transporting mechanism 2, and a detecting mechanism 3, wherein the feeding mechanism 1 includes a vibrating plate device 11, and the detecting mechanism 3 is used for detecting defects on the surface of a product to be detected. The feeding mechanism 1 performs feeding operation on the product to be tested through the vibration disc device 11.

The appearance detection device provided in this embodiment can detect the appearance of the product to be detected with regular surface structure, and also can detect the appearance of the product to be detected with irregular surface structure, taking the volume key and the power key as the example of the product to be detected, in order to ensure higher integration level, the surface of one side of the product to be detected facing outwards in the installation state is a regular surface, and the other surfaces are all irregular due to the structure for installing or matching with other peripheral components, and after the product to be detected is placed in the vibration disc device 11, the product to be detected is fed through the vibration disc device 11, so that when the product to be detected moves to the feeding port 12, the regular surface faces upwards, and the states of the products to be detected are consistent.

The transport mechanism 2 comprises at least two mutually independent transport parts, each transport part moves reciprocally between the feeding port 12 and the detection mechanism 3, and the transport parts are provided with a jig for fixing the product to be detected. That is, the conveying mechanism 2 conveys the product to be detected between the feeding port 12 and the detecting mechanism 3 through at least two conveying portions, and each conveying portion is independent of the other conveying portion, so that uninterrupted feeding can be achieved, feeding time is effectively saved, and detecting efficiency of the appearance detecting device is improved.

The transport part specifically comprises a sliding rail, a sliding part and a driving part, wherein the sliding part is provided with a jig, and the driving part is used for driving the sliding part to slide along the sliding rail and driving the jig to move between the feeding port 12 and the detection mechanism 3. The slide rail sets up between pay-off mouth 12 and detection mechanism 3, provides the direction to the slip of slider, guarantees the installation accuracy of product under test at the tool and the precision when reaching detection mechanism 3, ensures testing result accuracy. And each driving piece is independent of each other, and each driving piece can drive corresponding sliding pieces to slide in a staggered manner, so that uninterrupted feeding is realized.

Specifically, the driving piece is a driving motor, the sliding rail is a screw rod in transmission connection with the driving motor, and the sliding piece is correspondingly provided with a nut in threaded fit with the screw rod. Of course, in this embodiment, the specific structures of the driving member, the sliding rail and the sliding member are not limited, and if the driving member may be a cylinder, a hydraulic cylinder, etc., the sliding rail may be a rack, a sprocket, etc.

In this embodiment, the number of the transport units is not limited, for convenience of explanation, taking the transport mechanism 2 as an example including two transport units, specifically, a first transport unit and a second transport unit, as shown in fig. 3, the first transport unit includes a first sliding rail 21, a first sliding member 22 and a first driving member 24, the first sliding member 22 is provided with a first jig 23, the first driving member 24 is used for driving the first sliding member 22 to slide along the first sliding rail 21 and driving the first jig 23 to move to the feeding port 12 and the detecting mechanism 3, and the second transport unit includes a second sliding rail 25, a second sliding member 26 and a second driving member 28, wherein the second sliding member 26 is provided with a second jig 27, and the second driving member 28 is used for driving the second sliding member 26 to slide along the second sliding rail 25 and driving the second jig 27 to move to the feeding port 12 and the detecting mechanism 3.

When the first sliding part 22 slides to the feeding port 12 along the first sliding rail 21, the vibration disc device 11 can transport the product to be detected with the regular surface upwards to the first jig 23 of the first sliding part 22, then the first sliding part 22 slides to the detection mechanism 3 along the first sliding rail 21, the first mechanical arm 32 of the detection mechanism 3 is used for taking the product to be detected fixed on the first jig 23, in the process, the empty second jig 27 is used for receiving the material at the feeding port 12 and then moves to the detection mechanism 3, the first mechanical arm 32 is used for taking the product to be detected fixed on the first jig 23 after the material taking operation is completed, so that the air running time of the detection mechanism 3 can be shortened, the use efficiency of the detection mechanism 3 is guaranteed, and the detection efficiency of the appearance detection equipment is further improved.

That is, the driving parts of the different conveying parts drive the jigs of the conveying parts to alternately load the products to be tested to the detecting mechanism 3, so that the automation degree is high, and the detecting efficiency of the detecting mechanism 3 can be effectively ensured.

Further, as shown in fig. 3, the first slide rail 21 and the second slide rail 25 are arranged in parallel, the feeding port 12 of the feeding mechanism 1 is located at one side end portion of the first slide rail 21 away from the second slide rail 25, the first jig 23 can be moved to the feeding port 12, the second jig 27 can also be moved to the feeding port 12, and when the second jig 27 is located at the feeding port 12, the second jig 27 can cross the first transporting portion to be in butt joint with the feeding port 12, therefore, in the width direction of the slide rail, the size of the second jig 27 is larger than that of the first jig 23, and, in order to avoid interference between the first jig 23 and the second jig 27, the second transporting portion further includes a lifting portion 29 provided on the second slide member 26, the lifting portion 29 is used for lifting the second jig 27, and avoiding interference between the second jig 27 and the first jig 23.

In detail, when the second jig 27 is located at the feeding port 12, the lifting portion 29 descends the height of the second jig 27 to match with the height of the feeding port 12, and when the second jig 27 carries the product to be tested and moves toward the detecting mechanism 3, the lifting portion 29 lifts the height of the second jig 27, and at this time, the second jig 27 is located entirely in the space above the first jig 23 and the two move without interference.

When the number of the transport portions is three or more, the transport mechanism 2 includes a first transport portion and at least two second transport portions, the first slide rail 21 is disposed near one side of the feeding port 12, each second slide rail 25 is disposed parallel to the first slide rail 21 in sequence, and each second slide member 26 is provided with a lifting portion 29.

Specifically, the structure of the lifting portion 29 is not limited, and may be, for example, an air cylinder, a hydraulic cylinder, a motor screw assembly, or the like.

The detection mechanism 3 comprises a first detection part, a second detection part, a detection space and a first manipulator 32, wherein the first detection part comprises a first detection camera 31, the first detection camera 31 is used for detecting defects on the upper surface of a product to be detected, the second detection part is arranged in the detection space, the second detection part comprises a second detection camera 33, and the second detection camera 33 is used for detecting defects on the rest surfaces of the product to be detected.

Specifically, the first detecting camera 31 is disposed above the transporting mechanism 2, and in the process of transporting the product to be detected from the feeding port 12 to the detecting mechanism 3, the first detecting camera 31 can detect defects on the upper surface (specifically, an upward side surface of the product to be detected in the transporting process), and defect detection on the other surfaces (specifically, other surfaces except the upper surface) of the product to be detected can be performed in a subsequent detecting space, and the first detecting camera 31 is disposed in the transporting portion, so that compared with the scheme that both the first detecting portion and the second detecting portion are disposed behind the transporting mechanism 2, the overall space arrangement requirement of the detecting mechanism 3 can be obviously simplified.

The first manipulator 32 is equipped with a plurality of absorbing members 321, and this absorbing member 321 can adsorb the upper surface that is located the product that awaits measuring of tool, and first manipulator 32 can drive the product that awaits measuring of absorption and remove along detecting the space, and specifically still has arranged in the detecting space and has detected slide rail 34, and this detects slide rail 34 by one side setting of feed mechanism 4 of transport mechanism 2, and first manipulator 32 can drive the product that awaits measuring and slide along this detection slide rail 34 to the direction of unloading, and in this process, each second detection camera 33 of second detection portion can detect the other surfaces of product that awaits measuring.

As shown in fig. 4, the number of the adsorbing members 321 is plural, each adsorbing member 321 is used for adsorbing and fixing the upper surface of one product to be detected, and the plurality of adsorbing members 321 can simultaneously adsorb and fix a plurality of products to be detected, thereby effectively improving the detection efficiency of the detection mechanism 3. In particular, the number of the adsorbing elements 321 is not limited, as shown in fig. 4, in this embodiment, the first manipulator 32 is provided with ten adsorbing elements 321, that is, the first manipulator 32 adsorbs and fixes ten products to be tested simultaneously to move along the detection space, so as to solve the requirement of mass production in factories.

In this embodiment, the specific structure of the first manipulator 32 is not limited, for example, the first manipulator can be formed by a linear motor, a servo screw module and a square bracket, so that movements in three directions of XYZ can be realized, including actions of taking materials from a jig, driving a product to be tested to move along a detection space, discharging the product to be tested to the discharging mechanism 4, and the like. Also, the specific number and arrangement of the first and second inspection cameras 31 and 33 are not limited, and may be set according to the shape, structure and inspection requirements of the product to be inspected.

Still be equipped with the slip table in the detection space, this slip table is used for installing second detection camera 33, specifically, in the detection space, the position of partial second detection camera 33 can be fixed, and the position accessible slip table of partial second detection camera 33 is adjusted, and specifically, the quantity and the slip direction of slip table do not restrict, and the second detection camera 33 can improve the suitability of this detection mechanism 3 when the position is adjustable in the detection space, is applicable to the surface defect that detects the different positions of product that awaits measuring, and the flexibility is good.

The second detection cameras 33 are installed on the upper side and the lower side of the first manipulator 32, specifically, the detection space is provided with a bottom detection station, a side detection station and an inclined side detection station, each detection station is provided with a second detection camera 33, wherein the side detection station comprises a cutter grain detection station and a cutter grain detection station which are composed of an X slipway and an R slipway.

The appearance detection device has comprehensive defect types, strong expansibility and convenient and quick replacement of the camera light source, and can especially detect the unfixed angle of the product side (for example, the inner side of a column of a volume key is very difficult to detect, but the angle of a second detection camera 33 can be adjusted by a sliding table).

As shown in fig. 4, the first manipulator 32 further includes a positioning plate 324 and a rotating portion 326, where the positioning plate 324 is provided with positioning holes 325, the number of the positioning holes 325 is the same as that of the adsorbing members 321, and the positioning holes 325 and the adsorbing members 321 are arranged in a one-to-one correspondence manner, the adsorbing members 321 rotatably pass through the positioning holes 325 and rotate around the Z axis under the driving action of the rotating portion 326, the positioning plate 324 is configured to position the adsorbing members 321, so that the adsorbing members 321 can accurately adsorb the product to be tested provided in the fixture, the rotating portion 326 drives the adsorbing members 321 to rotate and drives the product to be tested to rotate, thereby enabling the second detecting camera 33 to detect different surfaces of the product to be tested, reducing the number of the second detecting camera 33 and lowering the cost while realizing the same detecting effect.

The adsorbing pieces 321 are precisely positioned through the positioning plates 324, and needle bearings are arranged at the hole positions of the positioning plates 324, so that the adsorbing pieces 321 can rotate and the position accuracy can be guaranteed.

In the present embodiment, the specific structure of the rotating portion 326 is not limited, for example, a hollow shaft type stepper motor may be used to perform the rotation motion alone, and the hollow shaft may ensure that the vacuum adsorption effect is not affected during the rotation.

The suction attachment 321 comprises a driving unit and a suction nozzle 322, the driving unit is used for driving the suction nozzle 322 to adsorb the upper surface of a product to be detected, and the suction nozzle 322 is connected with the driving unit in a quick connection way, so that the suction nozzle 322 can be quickly replaced to adapt to adsorbing different types of products, and the appearance detection equipment can be suitable for detecting surface defects of different products, and is wide in applicability. Specifically, the connection manner between the suction nozzle 322 and the driving unit is not particularly limited, and may be any connection such as a plug connection, a clip connection, or the like.

In addition, a buffer part 323 is designed at the upper end of the suction nozzle 322 through a chute and a spring, so that the suction nozzle 322 can slide up and down at a certain distance while rotating. The suction nozzle 322 is prevented from damaging the product to be tested by pressing when being adsorbed on the upper surface of the product to be tested.

The appearance detection device further comprises a positioning part 5, wherein the positioning part 5 can be arranged on the jig and is used for positioning a product to be detected, which is fixed on the jig, so that the first manipulator 32 can accurately position the adsorbing part 321 when adsorbing the product to be detected.

Or, as shown in fig. 1 and fig. 2, the positioning portion 5 may be further disposed in the detection space and configured to position the product to be detected located on the adsorbing member 321, where in this arrangement, after the first manipulator 32 adsorbs and moves the product to be detected located on the jig into the detection space through the adsorbing member 321, the product to be detected is placed in the positioning portion 5 to be positioned, and then the adsorbing member 321 adsorbs the product to be detected again, so that accurate positioning of the adsorbing member 321 for adsorbing the product to be detected can be ensured.

The setting of location portion 5 is favorable to carrying out accurate detection through detection mechanism 3 to each product that awaits measuring in the location space to the accurate position of confirming the conforming article and disconforming article, simultaneously, the accuracy of each product when can also be convenient for follow-up entering unloading mechanism 4.

In this embodiment, the specific structure of the positioning portion 5 is not limited, for example, the positioning portion 5 may be configured to be composed of a cylinder and a positioning carrier, so that a product may be rapidly and precisely positioned to ensure a subsequent detection effect. Wherein the positioning carrier and other workpieces contacted with the product are all made of non-metal materials, and the risks of scratch, crush injury and bruise on the product are avoided.

As shown in fig. 5, the blanking mechanism 4 includes a turnover part 41, a second manipulator 43 and a blanking part 44, the first manipulator 32 of the detecting mechanism 3 drives the product to be detected to move to the blanking mechanism 4 along the detecting slide rail 34, at this time, the product is detected, the first manipulator 32 places the product after detection on the turnover part 41, the turnover part 41 can drive the product to turn over, so that the regular upper surface of the product faces downwards, then the qualified product located on the turnover part 41 is grabbed by the second manipulator 43, and placed on the tray 46 of the blanking part 44, and finally the tray 46 is conveyed along the conveying belt 47 to complete the detection.

The tray 46 is a carrier for accommodating and placing products in factories, and may be made of metal or plastic, and in this embodiment, the tray 46 is a hard plastic tray 46.

In this embodiment, the blanking portions 44 are provided with at least two groups, and the tray supplying portions 42 are used for moving the trays 46 to each blanking portion 44, and accordingly, the number of the second manipulators 43 and the number of the turning portions 41 are the same as the number of the blanking portions 44 and are arranged in a one-to-one correspondence manner.

Specifically, after the operator places the tray 46 in the tray supply portion 42, the tray supply portion 42 may automatically move the tray 46 to each of the discharging portions 44, then grasp and move the qualified product to the tray 46 by the second manipulator 43, and after the tray 46 is placed full of the product, the tray supply portion 42 may continue to move the empty tray 46 to the discharging portion 44. The arrangement of at least two groups of blanking portions 44 can effectively improve blanking efficiency and ensure the overall detection efficiency of the appearance detection equipment.

The second manipulator 43 is composed of a servo screw rod assembly and a clamping jaw assembly, and can realize movement in the XYZ direction, wherein the Y direction is driven by the double servo screw rod assembly, and the clamping mode can adapt to more types of products.

Of course, in the present embodiment, the overturning portion 41 may not be overturned, and may be specifically determined according to the placement state of the product on the tray 46. The turning part 41 is composed of a servo motor, a speed reducer, an air cylinder, a positioning block and the like, and can realize the product positioning and turning actions through rotation.

Further, as shown in fig. 6, the blanking portion 44 further includes a positioning lifting portion 441, and the tray portion 42 can move the tray 46 to the positioning lifting portion 441. The positioning lifting part 441 mainly comprises a servo motor 442, a screw 443, a positioning cylinder 444 and a speed regulating motor 445, and can position and separate the tray 46 by the positioning cylinder 444 and realize the movement of the tray 46 in the Z direction by the servo motor 442 and the screw 443.

In detail, the tray supply portion 42 moves the first empty tray to the positioning lifting portion 441, the second manipulator 43 grabs and places the qualified product on the first tray, after the first tray is filled with the qualified product, the positioning lifting portion 441 drives the first tray to descend to the surface of the conveyor belt 47 through the servo motor 442 and the screw 443, then the tray supply portion 42 moves the second empty tray to the positioning lifting portion 441, after the second empty tray is filled with the qualified product, the servo screw 443 drives the tray to descend and fall above the first tray, the two trays are stacked, so that pushing is performed, the tray 46 is conveyed to the outside of the machine table through the conveyor belt 47 driven by the speed regulating motor 445 after the surface of the conveyor belt 47 is stacked, and then the tray 46 is manually and directly taken away. Is suitable for the contemporary production workshops, and saves the labor/equipment cost.

The tray supply part 42 includes a rodless cylinder, a vacuum nozzle, a servo screw, and a positioning cylinder, the stacked empty trays 46 are manually placed at the loading level, and then the positioning cylinder 444 separates the trays 46, and the lowermost empty tray 46 is transported to the transfer position by the rodless cylinder, and the vacuum nozzle 322 transports the empty tray 46 at the transfer position to the positioning elevating part 441 by the servo screw 443.

When the number of the blanking portions 44 is two, as shown in fig. 5, the tray supply portion 42 is located between the two groups of blanking portions 44, so that the tray supply portion 42 can move the tray 46 conveniently.

That is, in the discharging mechanism 4, an operator only needs to place the empty trays 46 in the stacked arrangement at the transfer position of the tray supply portion 42, and then can realize full-automatic discharging, and the operator only needs to take out the trays 46 in the stacked arrangement, which are full of qualified products, outside the machine. The operation is simpler, the degree of automation is high, does not need the manual work to operate for a long time, and inspection result that can be convenient is looked over, and the information integration level is high, is favorable to modern industrial management, is applicable to the digital transformation workshop.

The discharging mechanism 4 further includes a third manipulator for grasping the reject product from the inverting section 41 and moving the reject product to the recovering section 45 to distinguish the reject product from the reject product, and a recovering section 45.

Through the outward appearance check out test set that this embodiment provided, can carry out intelligent detection to the outward appearance defect of product to be tested, can realize carrying out full automatization, multi-angle, diversified outward appearance check to the product to be tested, need not manual operation, can carry out defect detection, judgement, wobble plate, divide and move such as merge to the product, improved detection efficiency, saved cost of labor, information integration height, be favorable to modern industry digital management, be applicable to the development of digital transformation in the future.

The foregoing is merely a preferred embodiment of the present application and it should be noted that modifications and adaptations to those skilled in the art may be made without departing from the principles of the present application and are intended to be comprehended within the scope of the present application.

Claims (14)

1. The appearance detection equipment is characterized by comprising a feeding mechanism, a conveying mechanism and a detection mechanism, wherein the feeding mechanism comprises a vibration disc device and a feeding port, and the detection mechanism is used for detecting defects of a product to be detected;

the conveying mechanism comprises at least two mutually independent conveying parts, each conveying part moves back and forth between the feeding port and the detection mechanism, and each conveying part is provided with a jig for fixing the product to be detected;

the vibration disk device can move the product to be tested from the feeding port to the jig.

2. The appearance inspection device according to claim 1, wherein the transporting portion includes a slide rail, a sliding member and a driving member, the sliding member is provided with the jig, and the driving member is used for driving the sliding member to slide along the slide rail and driving the jig to move to the feeding port and the inspection mechanism.

3. The appearance inspection device according to claim 2, wherein each of the transport portions is a first transport portion and at least one second transport portion, the first transport portion includes a first slide rail, a first slider and a first jig, the second transport portion includes a second slide rail, a second slider and a second jig, the first slide rail and the second slide rail are parallel, the feeding port is located at an end portion of the first slide rail away from the second slide rail, the second slider is provided with a lifting portion for lifting the second jig, and the first jig and the second jig can both be moved to the feeding port.

4. The appearance inspection device according to any one of claims 1 to 3, wherein the inspection mechanism includes a first inspection unit including a first inspection camera provided above the transportation mechanism and configured to inspect an upper surface of the product to be inspected fixed to the jig, a first robot provided with a plurality of adsorbing members configured to adsorb the upper surface of the product to be inspected positioned on the jig and movable along the inspection space, and a second inspection unit provided in the inspection space including a second inspection camera provided in the inspection space and configured to inspect the remaining surfaces of the product to be inspected.

5. The apparatus according to claim 4, wherein the first robot further comprises a positioning plate provided with positioning holes in the same number as the adsorbing members and arranged in one-to-one correspondence, and a rotating portion for driving the adsorbing members to rotate, the adsorbing members rotatably passing through the positioning holes.

6. The appearance inspection device of claim 5 wherein a needle bearing is further provided between the locating hole and the suction member.

7. The appearance inspection device of claim 4, wherein the suction member includes a driving unit for driving the suction nozzle to suck the product to be inspected, and a suction nozzle connected to the driving unit in quick-connect.

8. The appearance inspection device of claim 7 wherein the suction member further comprises a buffer portion axially disposed above the suction nozzle.

9. The appearance inspection apparatus according to claim 4, further comprising a positioning portion provided on the jig for positioning the product to be inspected fixed to the jig, or provided in the inspection space for positioning the product to be inspected adsorbed by each of the adsorbing members.

10. The appearance inspection device of claim 4, wherein a slide table for mounting the second inspection camera is further provided in the inspection space.

11. The appearance inspection device of claim 4, further comprising a blanking mechanism comprising a turnover portion, a tray supply portion, a second manipulator, and a blanking portion;

the first mechanical arm can place the detected product in the overturning part, the overturning part drives the product to overturn, the second mechanical arm grabs the qualified product positioned in the overturning part, and places the qualified product in the tray of the discharging part;

the blanking portions, the second manipulators and the overturning portions are the same in number and are arranged in a one-to-one correspondence mode, at least two groups of blanking portions are arranged, and the tray supplying portions are used for moving the trays to the blanking portions.

12. The appearance inspection device of claim 11 wherein the blanking portion further comprises a positioning lift portion to which the tray is movable by the tray supply portion, the positioning lift portion being capable of moving the tray in an axial direction and stacking the trays containing the product.

13. The appearance inspection device according to claim 12, wherein the tray supply section includes a rodless cylinder for separating trays in a stacked state, a vacuum nozzle for driving the tray located at the lowermost position to move to a transfer position, a servo screw for moving the tray located at the transfer position to the positioning elevating section through the servo screw, and a positioning cylinder.

14. The appearance inspection device of claim 11 wherein the blanking mechanism further comprises a third manipulator and a recovery section, the third manipulator being configured to grasp reject product from the flipping section and move to the recovery section.