CN110615259A

CN110615259A - Method and device for three-rail conveying detection

Info

Publication number: CN110615259A
Application number: CN201910888425.3A
Authority: CN
Inventors: 蒋海兵
Original assignee: Shenzhen Haimingde Technology Co Ltd
Current assignee: Shenzhen Haimingde Technology Co Ltd
Priority date: 2019-05-24
Filing date: 2019-09-19
Publication date: 2019-12-27
Also published as: CN110614231A; CN211687083U; CN110615260A; CN110614231B; CN110615260B; CN211443962U

Abstract

The application provides a method and a device for three-rail conveying detection, wherein the method comprises the following steps: arranging a conveying reflux mechanism, a first conveying detection mechanism and a second conveying detection mechanism in parallel, and arranging transplanting mechanisms at the feeding ends of the conveying reflux mechanism, the first conveying detection mechanism and the second conveying detection mechanism; receiving a product to be detected of a previous product station through a transplanting mechanism, and transmitting the product to be detected to an idle first conveying detection mechanism or an idle second conveying detection mechanism when the first conveying detection mechanism or the second conveying detection mechanism is detected to be idle; when detecting that first conveying detection mechanism and second conveying detection mechanism are all carrying out the product detection, carry the product that will wait to detect to the next product detection station through carrying the backward flow mechanism. The invention realizes the conveying detection which realizes unmanned and automatic whole process, has high working efficiency and saves the labor cost.

Description

Method and device for three-rail conveying detection

Technical Field

The application relates to the technical field of mechanical automation, in particular to a method and a device for three-rail conveying detection.

Background

With the development of industrialization degree, the living standard of people is continuously improved, and the requirements on industrial products are continuously improved. Meanwhile, with the development of science and technology and the rising of labor cost, various automatic control mechanical equipment increasingly enters industrial production, the manufacturing efficiency can be improved through mechanization and automation, the manufacturing cost is saved, the manufacturing risk can be reduced to a certain degree, and the manufacturing industry enters a new automatic manufacturing era.

In the last two decades, the manufacturing industry gradually develops and uses an automatic production line to realize production automation, and the detection of the manufactured product is also an indispensable step in the production and manufacturing process of the product and is a key barrier for detecting and ensuring the quality of the manufactured product. Most of the existing product detection methods are to select good products through manual experience detection and judgment, and return defective products to trimming or removing. This kind of manual detection's mode has experience subjectivity, can not guarantee the quality of all detection products, and present cost of labor is high moreover, and manual detection intangible finished product that has increased the detection has still been unfavorable for promoting the efficiency that the product detected. The existing automatic detection equipment has uncertain product detection time, complex detection process and low detection accuracy, and often manual intervention is needed, so that the production line is blocked, and the detection of products or product parts is wrong and missed, so that the production efficiency is low. Moreover, the existing automatic detection equipment can not automatically return defective products, so that the quality of detected products is disordered, and the products cannot be accurately and automatically detected. The existing automatic detection equipment has no uniform detection standard for the detected products or parts, can not form normalized and standardized detection programs, needs manual confirmation, has complex programs and low stability of the detected products, and is not beneficial to the long-term development of product detection.

Therefore, how to provide an automatic, standardized, precise, and low-cost product inspection scheme is a technical problem to be solved in the field.

Disclosure of Invention

The application aims to provide a three-rail conveying detection method and device, and the technical problem that in the prior art, no automatic, standardized and accurate low-cost product submission scheme exists is solved.

To achieve the above object, the present application provides a method for three-rail conveying detection, comprising:

arranging a conveying reflux mechanism, a first conveying detection mechanism and a second conveying detection mechanism in parallel, and arranging transplanting mechanisms at the feeding ends of the conveying reflux mechanism, the first conveying detection mechanism and the second conveying detection mechanism;

receiving a product to be detected of a previous product station through the transplanting mechanism, and transmitting the product to be detected to the idle first conveying detection mechanism or second conveying detection mechanism when the first conveying detection mechanism or the second conveying detection mechanism is detected to be idle; when detecting that the first conveying detection mechanism and the second conveying detection mechanism are used for detecting products, conveying the products to be detected to a subsequent product detection station through the conveying backflow mechanism;

the product to be detected is conducted to a product detection mechanism through a detection conduction mechanism of the first conveying detection mechanism or the second conveying detection mechanism and is placed at a product detection position; collecting information of the product to be detected in the product detection mechanism, and comparing the information with a preset product qualified standard for detection; and conducting the qualified products to the qualified storage mechanism, and reversely transmitting the unqualified products to the previous product station for rework through the conveying and refluxing mechanism.

Optionally, the conducting the product to be detected to a product detecting mechanism and placing the product to be detected at a product detecting position includes:

conducting the product to be detected to a product detection mechanism and placing the product to be detected at a product detection pressing position;

and pressing the product to be detected to a product detection member positioned below the product detection pressing-down position through a pressing-down member above the product detection pressing-down position, placing the product to be detected at the product detection position of the product detection member, and conducting the product to be detected and the product detection member.

Optionally, the transplanting mechanism receives a product to be detected at a previous product station, and when the first conveying detection mechanism or the second conveying detection mechanism is detected to be idle, the product to be detected is conveyed to the idle first conveying detection mechanism or the idle second conveying detection mechanism; when detecting that first conveying detection mechanism and second conveying detection mechanism are all carrying out the product detection, will wait to detect the product through carry return flow mechanism and carry to the next product detection station, do:

a translation mechanism is arranged below the transplanting mechanism, so that the translation direction of the translation mechanism is perpendicular to the feeding direction of the conveying and refluxing mechanism, the feeding direction of the first conveying and detecting mechanism and the feeding direction of the second conveying and detecting mechanism and the discharging direction of the previous product station, and the translation mechanism translates among the previous product station, the conveying and refluxing mechanism, the first conveying and detecting mechanism and the second conveying and detecting mechanism;

when the product to be detected is discharged from the previous product station, the material carrying platform of the transplanting mechanism is flush with the material carrying platform of the previous product station, and the material carrying direction of the material carrying platform of the previous product station is consistent with the material carrying direction of the previous product station, so that the product to be detected of the previous product station is received;

when the first conveying detection mechanism or the second conveying detection mechanism is detected to be idle, the material carrying platform of the transplanting mechanism is flush with the material carrying platform of the idle first conveying detection mechanism or the idle second conveying detection mechanism, the material carrying direction of the material carrying platform of the transplanting mechanism is consistent with the material carrying direction of the idle first conveying detection mechanism or the idle second conveying detection mechanism, and the product to be detected is transmitted to the idle first conveying detection mechanism or the idle second conveying detection mechanism;

when detecting that the first conveying detection mechanism and the second conveying detection mechanism are both used for detecting products, the material carrying platform of the transplanting mechanism is flush with the material carrying platform of the conveying backflow mechanism, the material carrying direction of the transplanting mechanism is consistent with the material carrying direction of the conveying backflow mechanism, and the products to be detected are conveyed to the feeding end of a next product detection station.

Optionally, wherein the method of three-rail transport detection further comprises: arranging a material loading limiting component on a material loading platform of the transplanting mechanism, and receiving the size information of the product to be detected;

and when the product to be detected is transmitted to the transplanting mechanism, adjusting a limiting transplanting conveying component of the material loading limiting component according to the size information, so that the product to be detected is limited at a preset position on a material loading platform in the transplanting mechanism.

Optionally, when the product to be detected is transmitted to the transplanting mechanism, the limiting transplanting conveying member of the material loading limiting member is adjusted according to the size information, so that the product to be detected is limited at a preset position on a material loading platform in the transplanting mechanism, and the step of:

arranging more than or equal to two transplanting width-adjusting sliding blocks around a loading position in the loading limiting component, arranging transplanting width-adjusting sliding rails corresponding to the transplanting width-adjusting sliding blocks, transplanting width-adjusting screw rods corresponding to the transplanting width-adjusting sliding rails, and a motor for driving the transplanting width-adjusting screw rods;

when the products to be detected are transmitted to the transplanting mechanism, the corresponding transplanting width adjusting sliding blocks are selected according to the size information and preset strategies, the transplanting width adjusting screw rods are driven by the motor to drive the transplanting width adjusting sliding rails, the selected transplanting width adjusting sliding blocks are further driven to move, and the products to be detected are limited at preset positions on a material carrying platform in the transplanting mechanism.

In another aspect, the present invention further provides a device for three-rail conveying detection, including: the conveying and refluxing mechanism, the first conveying and detecting mechanism, the second conveying and detecting mechanism and the transplanting mechanism are arranged in the conveying and refluxing mechanism; the conveying reflux mechanism, the first conveying detection mechanism and the second conveying detection mechanism are arranged in parallel, and the transplanting mechanism is positioned at the feeding ends of the conveying reflux mechanism, the first conveying detection mechanism and the second conveying detection mechanism; wherein the content of the first and second substances,

the transplanting mechanism comprises: the transplanting and conveying mechanism and the translation mechanism are perpendicular to the material carrying and conveying directions of the conveying and refluxing mechanism, the first conveying and detecting mechanism and the second conveying and detecting mechanism and move back and forth in the mounting direction of the translation mechanism; the transplanting conveying mechanism is positioned on the translation mechanism, the conveying reflux mechanism, the first conveying mechanism and the second conveying mechanism are driven by the translation mechanism to move, and a material carrying conveying component is arranged on a material carrying conveying platform of the transplanting conveying mechanism; the conveying direction of the material loading conveying component is along the discharging conveying direction of the previous product station, and the material loading conveying direction of the conveying backflow mechanism, the first conveying detection mechanism or the second conveying detection mechanism;

the first conveyance detection mechanism includes: a first conveying member and a first detecting member, wherein the first conveying member is along a material loading conveying direction when the transplanting conveying mechanism moves to the first conveying detecting mechanism, and the first detecting member is positioned below the first conveying member;

the second conveyance detection mechanism includes: a second conveying member and a second detecting member, the second conveying member being located along a carrying direction when the transplanting conveying mechanism moves to the second conveying detecting mechanism, the second detecting member being located below the second conveying member;

the conveying backflow mechanism comprises: the conveying backflow component moves to the material loading conveying direction of the conveying backflow component along the transplanting conveying mechanism or the material feeding conveying direction of the subsequent product detection station; the conveying backflow controller is connected with the conveying backflow component and controls the conveying backflow component to convey forwards or backwards.

Optionally, wherein the apparatus for three-rail conveying detection further comprises: detect the back and move cutting mechanism, be located carry return mechanism, first transport detection mechanism and second to carry detection mechanism's discharge end, include: the post-detection transplanting conveying mechanism and the post-detection translation mechanism;

the post-detection translation mechanism is perpendicular to the material carrying and conveying directions of the conveying backflow mechanism, the first conveying detection mechanism and the second conveying detection mechanism, and moves back and forth in the mounting direction of the post-detection translation mechanism; the post-detection transplanting conveying mechanism is positioned on the post-detection translation mechanism, the post-detection translation mechanism drives the conveying reflux mechanism, the first conveying mechanism and the second conveying mechanism to move, and a material carrying conveying component is arranged on a material carrying conveying platform of the post-detection transplanting conveying mechanism; and the conveying direction of the material carrying conveying component is along the discharging conveying direction of the subsequent product station, the conveying direction of the qualified products, and the material carrying conveying direction of the conveying backflow mechanism, the first conveying detection mechanism or the second conveying detection mechanism.

Optionally, wherein the first detection mechanism comprises: a first detecting member and a first pressing member, the first pressing member being located above the first conveying member, the first detecting member being located below the first pressing member and the first conveying member;

the second detection mechanism includes: the second detection member is positioned above the second conveying member, and the second detection member is positioned below the second pressing member and the second conveying member.

Optionally, wherein the apparatus for three-rail conveying detection further comprises: the conveying controller is connected with the transplanting mechanism, the first conveying detection mechanism, the second conveying detection mechanism and the conveying backflow mechanism, and controls the transplanting mechanism to convey the product to be detected to the idle first conveying detection mechanism or the idle second conveying detection mechanism when the first conveying detection mechanism or the second conveying detection mechanism is detected to be idle; when detecting that the first conveying detection mechanism and the second conveying detection mechanism are used for detecting products, controlling the transplanting mechanism and the conveying backflow mechanism to convey the products to be detected to a next product detection station;

controlling the transplanting mechanism and the conveying and refluxing mechanism to transfer the qualified products detected by the first conveying and detecting mechanism or the second conveying and detecting mechanism to a qualified storage mechanism; and controlling the conveying and refluxing mechanism to reversely transmit the detected unqualified product to the previous product station.

Optionally, wherein the transplanting mechanism further includes: a material loading limit component and a material loading limit controller; the year material stop member is located carry on the material platform, include: the material loading device comprises more than or equal to two transplanting width adjusting slide blocks around a material loading placing position, transplanting width adjusting slide rails corresponding to the transplanting width adjusting slide blocks, transplanting width adjusting screw rods corresponding to the transplanting width adjusting slide rails and a motor driving the transplanting width adjusting screw rods;

the material loading limit controller is connected with the material loading limit component, receives size information of the product to be detected, selects a corresponding transplanting width adjusting slide block according to the size information according to a preset strategy, controls the motor to drive the corresponding transplanting width adjusting screw rod, drives the corresponding transplanting width adjusting slide rail, further drives the selected transplanting width adjusting slide block to move, and limits the product to be detected at a preset position on a material loading platform in the transplanting mechanism.

The method and the device for three-rail conveying detection have the following beneficial effects:

(1) according to the three-rail conveying detection method and device, the transplanting conveying member is driven by the translation mechanism to receive the product from the previous station, then the product is conveyed to the first detection member and the second detection member to be detected, when the first detection member and the second detection member are both used for detection, the product is conveyed to the next detection station through the conveying backflow mechanism, and the working efficiency is high; the defective products detected by the first detection component and the second detection component are conveyed to the previous station for reworking through the reverse backflow conveying of the conveying backflow mechanism, unmanned and automatic whole process is achieved, the working efficiency is high, and the labor cost is saved.

(2) According to the three-rail conveying detection method and device, the transplanting conveying member is driven by the translation mechanism of the transplanting mechanism to transmit the products to be detected, the grabbing slide block capable of adjusting the grabbing range according to the size information of the products is arranged on the transplanting conveying member, the three-rail conveying detection method and device can be suitable for the products to be detected with different sizes, and the universality of product detection is improved.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present application, and other drawings can be obtained by those skilled in the art according to the drawings.

FIG. 1 is a schematic flow chart illustrating a method for three-rail transport detection according to an embodiment of the present invention;

FIG. 2 is a schematic flow chart illustrating a preferred method of three-rail transport detection according to an embodiment of the present invention;

FIG. 3 is a flowchart illustrating a second method for three-rail transport detection according to an embodiment of the present invention;

FIG. 4 is a flowchart illustrating a third method for third rail transport detection according to an embodiment of the present invention;

FIG. 5 is a flowchart illustrating a fourth method for third rail transport detection according to an embodiment of the present invention;

FIG. 6 is a flowchart illustrating a fifth method for three-rail transport detection according to an embodiment of the present invention;

FIG. 7 is a schematic structural diagram of an apparatus for three-rail transport detection according to an embodiment of the present invention;

FIG. 8 is a schematic structural diagram of a belt housing of an apparatus for three-rail transport detection according to an embodiment of the present invention;

FIG. 9 is a schematic structural diagram of a second three-rail conveying detection apparatus according to an embodiment of the present invention;

FIG. 10 is a perspective view of a partial structure of an apparatus for three-rail transport detection according to an embodiment of the present invention;

FIG. 11 is an exploded view of a detecting mechanism of a three-rail conveying detecting apparatus according to an embodiment of the present invention;

fig. 12 is an exploded view of a transplanting conveying mechanism of the three-rail conveying detecting apparatus according to the embodiment of the present invention;

FIG. 13 is a schematic perspective view of a translation mechanism of a three-rail conveying detection apparatus according to the present embodiment of the invention;

fig. 14 is a schematic perspective view of a first detection mechanism of the three-rail conveying detection apparatus according to the embodiment of the present invention;

fig. 15 is an exploded schematic view of a first detection mechanism of the three-rail conveying detection apparatus according to the embodiment of the present invention;

fig. 16 is a schematic perspective view of the first conveying mechanism of the three-rail conveying detection apparatus according to the embodiment of the present invention.

Detailed Description

The technical solutions in the embodiments of the present application are clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some, but not all, embodiments of the present application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

Examples

Fig. 1 is a schematic flow chart of a method for detecting three-rail transportation in this embodiment. The method relates to a three-rail conveying detection method, wherein a transplanting conveying member is driven by a translation mechanism to receive a product from a previous station, then the product is conveyed to a first detection member and a second detection member for detection, and when the first detection member and the second detection member are both used for detection, the product is conveyed to a next detection station by a conveying backflow mechanism, so that the working efficiency is high. Specifically, the method comprises the following steps:

101, arranging a conveying backflow mechanism, a first conveying detection mechanism and a second conveying detection mechanism in parallel, and arranging a transplanting mechanism at the feeding ends of the conveying backflow mechanism, the first conveying detection mechanism and the second conveying detection mechanism.

102, receiving a product to be detected of a previous product station through a transplanting mechanism, and transmitting the product to be detected to an idle first conveying detection mechanism or an idle second conveying detection mechanism when the first conveying detection mechanism or the second conveying detection mechanism is detected to be idle; when detecting that first conveying detection mechanism and second conveying detection mechanism are all carrying out the product detection, carry the product that will wait to detect to the next product detection station through carrying the backward flow mechanism.

103, conducting the product to be detected to a product detection mechanism through a detection conduction mechanism of the first conveying detection mechanism or the second conveying detection mechanism, and placing the product to be detected at a product detection position; collecting information of a product to be detected in a product detection mechanism, and comparing the information with a preset product qualified standard for detection; and (4) conducting the qualified products to the qualified storage mechanism, and reversely transmitting the unqualified products to the previous product station for rework through the conveying and refluxing mechanism.

In some optional embodiments, as shown in fig. 2, which is a schematic view of a workflow of a preferred three-rail conveying detection method in this embodiment, when a plurality of FCT three-rail conveying detection machines are used in series, a PCBA to be detected (PCBA is an abbreviation of Printed Circuit Board + Assembly, that is, a PCB blank Board is subjected to SMT loading or a whole process of DIP plug-in, and is abbreviated as PCBA) is transmitted to a subsequent machine through the track, and a subsequent defective product to be tested reversely flows to the previous machine through the channel to be processed at a front manual position. The tracks of the first three-rail testing machine are named as A1, B1 and C1 …, the second track is A2, B2 and C2 …, the tracks A and B are testing tracks, and the track C is conveying reflux, wherein the track A1 is used for testing 1, the track B1 is used for testing 2, the track A2 is used for testing 3, and the track B2 is used for testing 4. The test names do not represent the kind of test for distinction only (i.e., test 1 and test 2 may both be ICT tests). The product may not be a PCBA, but is merely an example. In the flow program number, the same numbers (1, 2, 3, 4, 5) indicate different possibilities. The method comprises the following steps:

step 201, the PCBA enters a feeding track (F track) of the three-track testing machine.

Step 202, judging whether the fed PCBA is a defective product.

In step 203, the fed PCBA is a defective product and is conveyed to the C1 rail.

And step 204, receiving the defective products conveyed by the C1 rail, and conveying the defective products to the F2 rail of the next three-rail testing machine.

And step 205, conveying the blank through a rail of a three-rail testing machine until the blank is sent to a defective product recovery station.

And step 206, judging whether the feeding PCBA is in the process of testing in the track A1 when the feeding PCBA is good.

If no test is being performed in the track a1 in step 207, it is determined whether the PCBA has passed test 1.

At step 208, the PCBA passes test 1 and is transported to the C1 track.

Step 209, receive the PCBA from the C1 track passing test 1, and transport to the F2 track of the next three-rail tester.

If the PCBA fails test 1, step 210, the PCBA is transported by the transplanting mechanism to the D1 track.

And step 211, receiving the PCBA of the D1 track, and transferring to the A1 track for testing.

Step 212, receive the PCBA tested by the A1 track, and enter the next D2 track of the three-track tester.

Step 213, determine whether the PCBA has passed test 3.

When the PCBA passes test 3, the PCBA is transported by the transplanting mechanism to the F2 track, and the next cycle is entered, step 214.

If the PCBA fails test 3, step 215, a determination is made as to whether the test is being performed in track a 2.

In step 216, while the test is being performed in the a2 track, the PCBA is transported by the transplanting mechanism to the F2 track for the next cycle.

And step 217, when the A2 track is not tested, the PCBA is transferred to the A2 track for testing, and the next cycle is started.

In step 218, when the fed PCBA is good and the test is being performed in the track A1, it is determined whether the test is being performed in the track B1.

At step 219, the incoming PCBA is good, and is being tested in track A1, and is being tested in track B1, the incoming PCBA is transported to track C1.

Step 220, receiving the PCBA conveyed by the C1 rail, and conveying the PCBA to the F2 rail of the next three-rail testing machine.

Step 221, if the fed PCBA is good, the test is being performed in the a1 track, and the test is not being performed in the B1 track, determining whether the PCBA has passed the test 2.

At step 222, the incoming PCBA is good, the test is in progress in the track A1, and the PCBA passes test 2 when the test is not in progress in the track B1, and the incoming PCBA is transported to the track C1.

Step 223, receiving the PCBA transported by the C1 track in step 222, and transporting to the F2 track of the next three-rail testing machine.

And 224, when the fed PCBA is good, the test is carried out in the track A1, and the test is not carried out in the track B1, and the PCBA does not pass the test 2, the PCBA is conveyed to the track E1 through the transplanting mechanism.

And step 225, receiving the PCBA of the step 224, and entering a B1 track for testing.

Step 226, the PCBA after the B1 track test enters the next three-rail tester E2 track.

At step 227, it is determined whether the PCBA passing through the E2 track has passed test 4.

When the PCBA passing the E2 track passes the test 4, the PCBA is conveyed to the F2 track through the transplanting mechanism, and the next cycle is started.

When the PCBA passing the E2 track fails the test 4, step 229, it is determined whether the test is being performed in the B2 track.

In step 230, the PCBA passing through the E2 track fails the test 4, and when the test is being performed in the B2 track, the PCBA is transported to the F2 track by the transplanting mechanism, and the next cycle is entered.

In step 231, when the PCBA that passes through the E2 track fails test 4 and the B2 track is not being tested, the PCBA enters the B2 track for testing, and enters the next cycle.

In some optional embodiments, as shown in fig. 3, which is a schematic flow chart of the second three-rail conveying detection method in this embodiment, different from fig. 1, the product to be detected is conducted to the product detection mechanism and placed at the product detection position, where:

step 301, conducting the product to be detected to a product detection mechanism, and placing the product to be detected at a product detection pressing position.

And 302, pressing down the product to be detected to the product detection member positioned below the product detection pressing-down position through the pressing-down member above the product detection pressing-down position, placing the product to be detected at the product detection position of the product detection member, and conducting the product to be detected and the product detection member.

In some optional embodiments, as shown in fig. 4, which is a schematic flow chart of a third method for three-rail conveying detection in this embodiment, different from that in fig. 1, a product to be detected at a previous product station is received by a transplanting mechanism, and when it is detected that the first conveying detection mechanism or the second conveying detection mechanism is idle, the product to be detected is transferred to the idle first conveying detection mechanism or the idle second conveying detection mechanism; when detecting that first transport detection mechanism and second transport detection mechanism are all carrying out the product and are detecting, will wait to detect the product through carrying backward flow mechanism and carry to a back product detection station, do:

step 401, arranging a translation mechanism below the transplanting mechanism, so that the translation direction of the translation mechanism is perpendicular to the feeding direction of the conveying and refluxing mechanism, the feeding direction of the first conveying and detecting mechanism and the feeding direction of the second conveying and detecting mechanism and the discharging direction of the previous product station, and the translation is performed among the previous product station, the conveying and refluxing mechanism, the first conveying and detecting mechanism and the second conveying and detecting mechanism.

And 402, when a product to be detected is discharged at a previous product station, leveling a material loading platform of the transplanting mechanism with the material loading platform of the previous product station, keeping the material loading conveying direction consistent with the material loading conveying direction of the previous product station, and receiving the product to be detected at the previous product station.

And 403, when the first conveying detection mechanism or the second conveying detection mechanism is detected to be idle, leveling the material carrying platform of the transplanting mechanism with the material carrying platform of the idle first conveying detection mechanism or the idle second conveying detection mechanism, enabling the material carrying platform to be consistent with the material carrying conveying direction of the idle first conveying detection mechanism or the idle second conveying detection mechanism, and conveying the product to be detected to the idle first conveying detection mechanism or the idle second conveying detection mechanism.

And step 404, when detecting that the first conveying detection mechanism and the second conveying detection mechanism are both used for product detection, leveling a material carrying platform of the transplanting mechanism with a material carrying platform of the conveying backflow mechanism, keeping the material carrying platform of the transplanting mechanism consistent with the material carrying conveying direction of the conveying backflow mechanism, and conveying the product to be detected to a feeding end of a next product detection station.

In some optional embodiments, as shown in fig. 5, a schematic flow chart of a fourth method for detecting third rail transportation in this embodiment is different from that in fig. 1, further including:

step 501, arranging a material loading limiting component on a material loading platform of the transplanting mechanism, and receiving size information of a product to be detected.

And 502, when the product to be detected is transmitted to the transplanting mechanism, adjusting a limiting transplanting conveying member of the material loading limiting member according to the size information, so that the product to be detected is limited at a preset position on a material loading platform in the transplanting mechanism.

In some optional embodiments, as shown in fig. 6, which is a schematic flow chart of a fifth three-rail conveying and detecting method in this embodiment, different from fig. 5, when a product to be detected is conveyed to the transplanting mechanism, the limiting transplanting conveying member of the material loading limiting member is adjusted according to the size information, so that the product to be detected is limited at a preset position on the material loading platform in the transplanting mechanism, where:

601, arranging more than or equal to two transplanting width adjusting sliding blocks around a loading position in the loading limiting component, arranging transplanting width adjusting sliding rails corresponding to the transplanting width adjusting sliding blocks, transplanting width adjusting screw rods corresponding to the transplanting width adjusting sliding rails, and a motor for driving the transplanting width adjusting screw rods.

Step 602, when the product to be detected is transmitted to the transplanting mechanism, selecting a corresponding transplanting width adjusting slider according to a preset strategy according to size information, driving a transplanting width adjusting screw rod through a motor, driving a transplanting width adjusting slide rail, further driving the selected transplanting width adjusting slider to move, and limiting the product to be detected at a preset position on a material carrying platform in the transplanting mechanism.

In some alternative embodiments, as shown in fig. 7 and 8, fig. 7 is a schematic structural diagram of a three-rail conveying detection apparatus in this embodiment; fig. 8 is a schematic structural diagram of a device with a housing for three-rail conveying detection in this embodiment, which can be used to implement the above-mentioned method for three-rail conveying detection. Specifically, this three rail transport detection's device includes: a conveyance return mechanism 701, a first conveyance detection mechanism 702, a second conveyance detection mechanism 703, and a transplanting mechanism 704. The conveying reflux mechanism 701, the first conveying detection mechanism 702 and the second conveying detection mechanism 703 are arranged in parallel, and the transplanting mechanism 704 is positioned at the feeding ends of the conveying reflux mechanism 701, the first conveying detection mechanism 702 and the second conveying detection mechanism 703.

Wherein, transplanting mechanism 704 includes: the transplanting and conveying mechanism 741 and the translation mechanism 742, the translation mechanism 742 is perpendicular to the material loading and conveying directions of the conveying and returning mechanism 701, the first conveying and detecting mechanism 702 and the second conveying and detecting mechanism 703, and moves back and forth in the mounting direction (direction a) of the translation mechanism; the transplanting conveying mechanism 741 is positioned on the translation mechanism 742, is driven by the translation mechanism 742 to move among the conveying reflux mechanism 701, the first conveying mechanism 702 and the second conveying mechanism 703, and a loading conveying member 744 is arranged on a loading conveying platform 743 of the transplanting conveying mechanism; the conveying direction of the material loading conveying component 744 is along the discharging conveying direction of the previous product station, the conveying backflow mechanism, the material loading conveying direction of the first conveying detection mechanism or the second conveying detection mechanism.

First conveyance detection mechanism 702 includes: a first conveying member 721 and a first detecting member 722, the first conveying member 721 is along the material loading conveying direction when the transplanting conveying mechanism 741 moves to the first conveying detecting mechanism 702, and the first detecting member 722 is located below the first conveying member 721.

The second conveyance detection mechanism 703 includes: a second conveying member 731 and a second detecting member 732, wherein the second conveying member 731 is arranged along the direction of the carrier conveyance when the transplanting conveyor 741 moves to the second conveying detecting mechanism 703, and the second detecting member 732 is arranged below the second conveying member 731.

The transport reflow mechanism 701 includes: a conveying backflow component and a conveying backflow controller, wherein the conveying backflow component moves along the material loading conveying direction when the transplanting conveying mechanism 741 moves to the conveying backflow component 701, or the material feeding conveying direction of the subsequent product detection station; the feeding and returning controller is connected with the feeding and returning member 701 and controls the feeding and returning member to feed forward or backward.

Optionally, the translation mechanism includes a translation mounting bracket, a translation motor, a translation guide shaft and a translation drive wheel which are arranged on the translation mounting bracket, a translation belt tensioned on the translation drive wheel, a translation block arranged on the translation guide shaft, and a translation connecting block arranged on the translation belt and moving along with the translation belt, and the transplanting and conveying mechanism is arranged on the translation block and is connected with the translation connecting block.

In some optional embodiments, as shown in fig. 9, which is a schematic structural diagram of the second three-rail conveying detection apparatus in this embodiment, different from fig. 7, the apparatus further includes: the detection backward-moving cutting mechanism 901 is located at the discharge ends of the conveying backflow mechanism 701, the first conveying detection mechanism 702 and the second conveying detection mechanism 703, and comprises: a conveying mechanism for transplanting after detection and a translation mechanism for translating after detection.

The detected translation mechanism is perpendicular to the material loading conveying direction of the conveying backflow mechanism 701, the first conveying detection mechanism 702 and the second conveying detection mechanism 703, and moves back and forth in the installation direction (B direction) of the detected translation mechanism; the post-detection transplanting conveying mechanism is positioned on the post-detection translation mechanism, the post-detection translation mechanism drives the conveying backflow mechanism 701, the first conveying mechanism 702 and the second conveying mechanism 703 to move, and a material carrying conveying component is arranged on a material carrying conveying platform of the post-detection transplanting conveying mechanism; the conveying direction of the material loading conveying component is along the discharging conveying direction of the next product station, the conveying direction of the qualified products, the conveying direction of the conveying backflow mechanism, the first conveying detection mechanism or the second conveying detection mechanism.

In some alternative embodiments, as shown in fig. 7, 10 and 11, fig. 10 is a schematic perspective view of a partial structure of an apparatus for three-rail conveying detection in this embodiment, fig. 11 is an exploded schematic view of a detection mechanism of an apparatus for three-rail conveying detection in this embodiment, and unlike in fig. 7, the first detection mechanism 702 includes: a first detecting member 722 and a first pressing member 723, wherein the first pressing member 723 is located above the first conveying member, and the first detecting member 722 is located below the first pressing member 723 and the first conveying member 721.

The second detection mechanism 703 includes: a second detecting member 732 and a second pressing member 733, the second pressing member 733 being positioned above the second feeding member 731, the second detecting member 732 being positioned below the second pressing member 733 and the second feeding member 731.

Optionally, the first pressing member 723 includes a pressing guide shaft connected to the first conveying mechanism, a pressing mounting bracket connected to the pressing guide shaft, a pressing cylinder installed on the pressing mounting bracket, a first guide bearing and a second guide bearing sleeved on the pressing guide shaft, a buffer spring sleeved on the pressing guide shaft and located between the first guide bearing and the second guide bearing, a pressing plate connected to the pressing cylinder, and a pressing positioning column installed on the pressing plate for pressing and positioning the product.

Optionally, the first detecting member 722 is an FCT detecting member or an ICT detecting member, and the second detecting member 732 is an FCT detecting member or an ICT detecting member.

In some alternative embodiments, as shown in fig. 7, 12 to 16, fig. 12 is an exploded schematic view of a transplanting conveying mechanism of the three-rail conveying detecting device according to the present embodiment; fig. 13 is a perspective view of the translation mechanism of the three-rail conveyance detection apparatus according to the present embodiment; fig. 14 is a schematic perspective view of a first detection mechanism of the three-rail conveyance detection apparatus according to the present embodiment; fig. 15 is an exploded schematic view of a first detection mechanism of the three-rail conveyance detection apparatus according to the present embodiment; fig. 16 is a schematic perspective view of the first conveying mechanism of the three-rail conveyance detecting apparatus according to the present embodiment.

Optionally, the transplanting device includes a transplanting conveying mechanism 741 for receiving the products and conveying the products, and a translating mechanism 742 for driving the transplanting conveying mechanism 741 to move among the conveying return mechanism 701, the first conveying mechanism 702, and the second conveying mechanism 703; the transplanting conveying mechanism 741 is disposed on the translation mechanism 742.

The transplanting conveying mechanism 741 comprises a transplanting conveying mounting frame 71, a transplanting conveying member 72 and a transplanting widening member 73 for adjusting the width of the transplanting conveying member 72 to adapt to different products, wherein the transplanting conveying member 72 and the transplanting widening member 73 are mounted on the transplanting conveying mounting frame 71.

The transplanting conveying member 72 includes a left transplanting conveying part 720 and a right transplanting conveying part 730 oppositely disposed on the transplanting conveying mounting frame 71, a transplanting conveying motor 740 disposed on the transplanting conveying mounting frame 71, and a transplanting conveying transmission shaft 724 disposed through the left transplanting conveying part 720 and the right transplanting conveying part 730 and connected to the transplanting conveying motor 740.

The transplanting conveying mounting frame 71 comprises a transplanting bottom plate 711, a left transplanting side plate 712 and a right transplanting side plate 713 which are oppositely arranged on the transplanting bottom plate 711, and a transplanting width adjusting plate 714 which is positioned between the left transplanting side plate 712 and the right transplanting side plate 713, wherein a left transplanting conveying component 721 is arranged on the transplanting width adjusting plate 714, a right transplanting conveying component 730 is arranged on the transplanting right side plate 713, and the transplanting width adjusting plate 714 is arranged on the transplanting width adjusting member 73.

Left transplanting conveying component 720 is arranged on transplanting width-adjusting plate 714, left transplanting conveying component 720 comprises a left transplanting conveying rail 7211, a left transplanting conveying driving wheel 7212 arranged on transplanting width-adjusting plate 714, a left transplanting conveying driven wheel 7213 arranged on left transplanting conveying rail 7211, and a left transplanting conveying belt 7214 tensioned on left transplanting conveying driving wheel 7212 and left transplanting conveying driven wheel 7213. Wherein, left transplanting conveying rail 7211 is arranged on transplanting widening plate 714, left transplanting conveying component 720 further comprises a left transplanting tensioning wheel for adjusting the tensioning degree of left transplanting conveying belt 7214, and the left transplanting tensioning wheel is arranged on transplanting widening plate 714.

The right transplanting conveying component 730 is arranged on the transplanting right side plate 713, the right transplanting conveying component 730 comprises a right transplanting conveying rail 7221, a right transplanting conveying driving wheel 7222 arranged on the transplanting right side plate 713, a right transplanting conveying driven wheel 7223 arranged on the right transplanting conveying rail 7221, and a right transplanting conveying belt 7224 tensioned on the right transplanting conveying driving wheel 7222 and the right transplanting conveying driven wheel 7223. The right transplanting conveying rail 7221 is arranged on the transplanting right side plate 713, the right transplanting conveying component 730 further comprises a right transplanting tensioning wheel for adjusting the tensioning degree of the right transplanting conveying belt 7224, and the right transplanting tensioning wheel is arranged on the transplanting right side plate 713.

The transplanting transmission shaft 724 is arranged in the left transplanting transmission driving wheel 7212 and the right transplanting transmission driving wheel 7222 in a penetrating mode, the transplanting transmission shaft 724 is meshed with the left transplanting transmission driving wheel 7212 and the right transplanting transmission driving wheel 7222, and the transplanting transmission shaft 724 is connected with a transplanting transmission motor 723.

The transplanting conveying component 72 drives the transplanting conveying transmission shaft 724 to rotate through the transplanting conveying motor 740, so as to drive the left transplanting conveying transmission wheel 7212 and the right transplanting conveying transmission wheel 7222 to rotate, so as to drive the left transplanting conveying belt 7214 and the right transplanting conveying belt 7224 to rotate to convey products, and the conveying direction of the products is adjusted by adjusting the rotating direction of the motor shaft of the transplanting conveying motor 740.

The transplanting width adjusting component 73 comprises a first transplanting width adjusting slide rail 7031 and a second transplanting width adjusting slide rail 7032 which are arranged on the transplanting conveying installation rack 71, a first transplanting width adjusting slide block 7033 and a second transplanting width adjusting slide block 7034 which are arranged on the first transplanting width adjusting slide rail 7031 and the second transplanting width adjusting slide rail 7032, a first transplanting width adjusting screw 7035 and a second transplanting width adjusting screw 7036 which are arranged on the transplanting conveying installation rack 71, a first transplanting width adjusting wheel 7037 and a second transplanting width adjusting wheel 7038 which are sleeved on the first transplanting width adjusting screw 7035 and the second transplanting width adjusting screw 7036, a transplanting width adjusting transmission belt 7039 which is tensioned on the first transplanting width adjusting wheel 7037 and the second transplanting width adjusting wheel 7038, and a transplanting width adjusting motor 7300 which is connected with the first transplanting width adjusting screw 7035 or the second transplanting width adjusting screw 7036.

Specifically, the transplantation width adjusting member 73 includes a first transplantation width adjusting slide rail 7031 and a second transplantation width adjusting slide rail 7032 which are arranged between the transplantation left side plate 712 and the transplantation right side plate 713, a first transplantation width adjusting slide block 7033 and a second transplantation width adjusting slide block 7034 which are arranged on the first transplantation width adjusting slide rail 7031 and the second transplantation width adjusting slide rail 7032, a first transplantation width adjusting screw 7035 and a second transplantation width adjusting screw 7036 which are arranged on the transplantation left side plate 712, the transplantation right side plate 713 and the transplantation width adjusting plate 714 in a penetrating manner, a first transplantation width adjusting wheel 7037 and a second transplantation width adjusting wheel 7038 which are sleeved on the first transplantation width adjusting screw 7035 and the second transplantation width adjusting screw 7036, a transplantation width adjusting transmission belt 7039 which is tensioned on the first transplantation width adjusting wheel 7037 and the second transplantation width adjusting wheel 7038, and a transplantation width adjusting motor 7300 which is connected with the first transplantation width adjusting screw 7035 or the second transplantation width adjusting screw 7036. The transplanting width adjusting plate 714 is arranged on a first transplanting width adjusting sliding block 7033 and a second transplanting width adjusting sliding block 7034.

The transplanting width adjusting member 73 drives the first transplanting width adjusting screw 7035 and the second transplanting width adjusting screw 7036 to rotate through the transplanting width adjusting motor 7300, so as to drive the transplanting width adjusting plate 714, the first transplanting width adjusting slider 7033 and the second transplanting width adjusting slider 7034 to move on the first transplanting width adjusting slide rail 7031 and the second transplanting width adjusting slide rail 7032, thereby adjusting the distance between the left transplanting conveying component 720 and the right transplanting conveying component 730, and enabling the transplanting conveying member 72 to be applicable to products with different widths.

The transplanting conveying component 72 is also provided with a blocking cylinder 7041 for blocking products and a blocking block 7042 connected with the blocking cylinder 7041, the blocking cylinder 7041 and the blocking block 7042 are provided with two groups and are respectively arranged on the left transplanting conveying rail 7211 and the right transplanting conveying rail 7221 of the left transplanting conveying component 720 and the right transplanting conveying component 730, and the blocking cylinder 7041 and the blocking block 7042 are arranged close to the discharge end of the transplanting conveying mechanism 741.

As shown in fig. 13, the translation mechanism 742 includes a translation mounting rack 7481, a translation motor 7482, a translation guide shaft 7483 and a translation driving wheel 7484 which are arranged on the translation mounting rack 7481, a translation belt 7485 tensioned on the translation driving wheel 7484, a translation block 7486 arranged on the translation guide shaft 7483, and a translation connecting block 7487 arranged on the translation belt 7485 and moving along with the translation belt 7485, and the transplanting conveying mechanism 741 is arranged on the translation block 7486 and connected with the translation connecting block 7487.

The translation mechanism 742 drives the translation belt 7485 and the translation connection block 7487 to move through the translation motor 7482, so as to drive the transplanting conveying mechanism 741 to move among the conveying return mechanism 701, the first conveying mechanism 702 and the second conveying mechanism 703.

A sensor 752 used for sensing the position of the transplanting conveying mechanism 741 is arranged on the translation mechanism 742, and correspondingly, a sensing piece 751 matched with the sensor 752 is arranged on the transplanting conveying mechanism 741.

As shown in fig. 14 to 16, the first detecting mechanism 702 includes a first detecting member 722 and a first pressing member 723, the first pressing member 723 is located above the first conveying mechanism 721, and the first detecting member 722 is located below the first pressing member 723. Specifically, the first detecting member 722 is located below the first conveying mechanism 721, i.e. when the product is conveyed onto the first conveying mechanism 721, the first detecting member 722 is located below the product.

The first detection mechanism 702 comprises a first detection member 722 and a first pressing member 723, and the product is pressed down by the first pressing member 723 to be connected with the first detection member 722, so that the product is tested by the first detection member 722.

The first pressing member 723 includes a pressing guide shaft 421 connected to the first conveying mechanism 721, a pressing mount 420 connected to the pressing guide shaft 421, a pressing cylinder (not shown) installed on the pressing mount 420, a first guide bearing 424 and a second guide bearing 425 fitted over the pressing guide shaft 421, a buffer spring 426 fitted over the pressing guide shaft 421 and located between the first guide bearing 424 and the second guide bearing 425, a pressing plate 427 connected to the pressing cylinder, and a pressing positioning column 428 installed on the pressing plate 427 for pressing and positioning the product.

The push-down mounting bracket 420 includes a cylinder mounting plate 422 and a push-down coupling plate 423, the push-down cylinder being mounted on the cylinder mounting plate 422, and the push-down plate 427 being coupled to the push-down coupling plate 423 through a connecting rod 429. A first guide bearing 424 is fixed to the lower press link plate 423, and a second guide bearing 425 is fixed to the first conveyor mount 21. The first pressing member 723 drives the pressing plate 427 to move through the pressing cylinder, and presses the product on the first detecting member 722 through the pressing positioning post 428 for detection. The buffering is performed by the buffering spring 426 disposed between the first guide bearing 424 and the second guide bearing 425, so that the pressing stroke is more stable, preventing damage to the product.

The first conveying mechanism 721 includes a first conveying mounting frame 21, a first conveying member 22 and a first conveying width adjusting member 23 for adjusting the width of the first conveying member 22 to adapt to different products, and the first conveying member 22 and the first conveying width adjusting member 23 are mounted on the first conveying mounting frame 21. The first conveying mechanism 721 has the same structure as the transplanting conveying mechanism 741, has both conveying and width adjusting functions, and is provided with a blocking cylinder and a blocking block thereon, by which a product is blocked and then detected. When the first detection mechanism 722 detects a product, the width of the first conveyance member 22 can be adjusted by the first conveyance width adjustment member 23 so that the product can come into contact with the first detection member 722 below. The first transport mechanism 721 is different from the transplanting transport mechanism 741 in that the length of the first transport mechanism 721 is longer, that is, the distance from the feeding end to the discharging end of the first transport mechanism 721 is longer. Therefore, the structure of the first conveying mechanism 721 will not be described in detail herein.

The second detection mechanism 703 is mounted on the second conveying mechanism 731, and the second detection mechanism 703 includes a second detection member and a second pressing member, the second pressing member is located above the second conveying mechanism 731, and the second detection member is located below the second pressing member.

The structure and function of the second pressing member are the same as those of the first pressing member 723, and are not described in detail herein.

The second conveying mechanism 731 comprises a second conveying mounting frame, a second conveying member and a second conveying width adjusting member for adjusting the width of the second conveying member to adapt to different products, wherein the second conveying member and the second conveying width adjusting member are mounted on the second conveying mounting frame. The second transport mechanism 731 has the same structure as the transplanting transport mechanism 741, has both transport and width adjusting functions, and is provided with a blocking cylinder and a blocking block thereon, and detects the products by blocking them. When the second detection mechanism 732 detects a product, the width of the second conveyance member may be adjusted by the second conveyance width adjustment member so that the product can come into contact with the second detection member below. The second transport device 731 differs from the transport device 741 in that the length of the second transport device 731 is longer, i.e. the distance from the infeed end to the outfeed end of the second transport device 731 is longer. Therefore, the structure of the second conveying mechanism 731 is not described in detail herein.

The first detection component 722 is an FCT detection component or an ICT detection component, and the second detection component is an FCT detection component or an ICT detection component. In this embodiment, the PCBA board is tested by the first and second testing members 722, 732, and is pressed down by the first and second pressing members 723, 733 so as to be connected to the testing probes of the FCT or ICT testing member, so that the PCBA board is tested by the FCT or ICT testing member.

The first detecting member 722 and the second detecting member 732 may be an FCT detecting member or an ICT detecting member, and the specific choice of which detecting member is adopted may be installed according to specific requirements. For example, in a line body formed by sequentially connecting and combining a plurality of three-rail conveying detection devices, an ICT detection component may be installed in one three-rail conveying detection device, and an FCT detection component may be installed in the next three-rail conveying detection device, thereby completing ICT detection and FCT detection on a PCBA board. The FCT/ICT detection component can be an FCT detection component or an ICT detection component which is suitable for online detection in the prior art.

The conveying backflow mechanism 701 comprises a conveying backflow mounting frame, a conveying backflow component and a conveying backflow width adjusting component used for adjusting the width of the conveying backflow component so as to enable the conveying backflow component to be suitable for different products, and the conveying backflow component and the conveying backflow width adjusting component are mounted on the conveying backflow mounting frame. The structure of the conveying backflow mechanism 701 is the same as that of the transplanting conveying mechanism 741, the conveying backflow mechanism and the transplanting conveying mechanism all have conveying and width adjusting functions, and a blocking cylinder and a blocking block are arranged on the conveying backflow mechanism. The transport return mechanism 701 differs from the transplanting transport mechanism 741 in that the transport return mechanism 701 is longer in length, i.e., the distance from the feeding end to the discharging end of the transport return mechanism 701 is longer. Therefore, the structure of the feeding and returning mechanism 701 will not be described in detail herein

The conveying and returning mechanism 701 is used for conveying the products to be detected received from the transplanting conveying member 741 to the next station or the next transplanting conveying member 741, and is used for returning the defective products detected by the first detecting member 722 and the second detecting member 732 to the transplanting conveying member 741, and then the transplanting conveying member 741 continues to return to the previous station or the previous conveying and returning mechanism 701, so that the products can be reworked conveniently.

Specifically, the return flow may be performed by providing a transplanting device at the discharge ends of the conveying and return mechanism 701, the first conveying mechanism 702, and the second conveying mechanism 703, and then receiving the products detected by the first detecting member 722 and the second detecting member 732 by the transplanting device at the discharge end, conveying the qualified products to the next station, and conveying the unqualified products to the conveying and return mechanism 701.

According to a preferred mode of this embodiment, a plurality of three-rail conveying detection devices are sequentially connected to form a conveying line body, a product is received by the transplanting device, and the product is conveyed to the first conveying mechanism 721 and the second conveying mechanism 731 to be detected by the first detection member 722 and the second detection member 732. When the first detecting member 722 and the second detecting member 732 have products being detected, the products are conveyed from the conveying and returning mechanism 701 to the next three-rail conveying and detecting device, and the steps are repeated. After the first detecting member 722 and the second detecting member 723 complete the detection, the detected products sent by the first conveying mechanism 721 and the second conveying mechanism 731 are received by the transplanting device of the next three-rail conveying detection equipment, and if the detection is qualified, the products are directly sent away from the conveying and refluxing mechanism 701, and if the detection is unqualified, the products are refluxed to the conveying and refluxing mechanism 701 in the opposite direction, and are sequentially refluxed to a defective product receiving station or a defective product reworking station in the opposite direction.

Optionally, the apparatus may further include: the conveying controller is connected with the transplanting mechanism, the first conveying detection mechanism, the second conveying detection mechanism and the conveying backflow mechanism, and controls the transplanting mechanism to convey the product to be detected to the idle first conveying detection mechanism or the idle second conveying detection mechanism when the first conveying detection mechanism or the second conveying detection mechanism is detected to be idle; when detecting that first conveying detection mechanism and second conveying detection mechanism are all carrying out the product detection, control transplanting mechanism and transport backward flow mechanism will wait to detect the product and carry to the next product detection station.

Controlling the transplanting mechanism and the conveying and refluxing mechanism to transfer the qualified products detected by the first conveying and detecting mechanism or the second conveying and detecting mechanism to the qualified storage mechanism; and controlling the conveying and refluxing mechanism to reversely transmit the detected unqualified product to the previous product station.

Optionally, the transplanting conveying mechanism comprises a transplanting conveying mounting frame, a transplanting conveying member and a transplanting width adjusting member for adjusting the width of the transplanting conveying member to adapt to different products, and the transplanting conveying member and the transplanting width adjusting member are mounted on the transplanting conveying mounting frame.

The transplanting conveying component comprises a left transplanting conveying component and a right transplanting conveying component which are oppositely arranged on the transplanting conveying mounting frame, a transplanting conveying motor arranged on the transplanting conveying mounting frame, and a transplanting conveying transmission shaft penetrating through the left transplanting conveying component and the right transplanting conveying component and connected with the transplanting conveying motor.

Preferably, the transplanting width adjusting component comprises a first transplanting width adjusting slide rail and a second transplanting width adjusting slide rail which are arranged on the transplanting conveying mounting frame, a first transplanting width adjusting slide block and a second transplanting width adjusting slide block which are arranged on the first transplanting width adjusting slide rail and the second transplanting width adjusting slide rail, a first transplanting width adjusting screw rod and a second transplanting width adjusting screw rod which are arranged on the transplanting conveying mounting frame, a first transplanting width adjusting wheel and a second transplanting width adjusting wheel which are sleeved on the first transplanting width adjusting screw rod and the second transplanting width adjusting screw rod, a transplanting width adjusting transmission belt which is tensioned on the first transplanting width adjusting wheel and the second transplanting width adjusting wheel, and a transplanting width adjusting motor which is connected with the first transplanting width adjusting screw rod or the second transplanting width adjusting screw rod.

In some optional embodiments, the transplanting mechanism further comprises: a material loading limit component and a material loading limit controller; carry material stop member, be located and carry material platform, include: the material loading device comprises more than or equal to two transplanting width adjusting slide blocks around a material loading placing position, transplanting width adjusting slide rails corresponding to the transplanting width adjusting slide blocks, transplanting width adjusting screw rods corresponding to the transplanting width adjusting slide rails and a motor driving the transplanting width adjusting screw rods.

And the material loading limit controller is connected with the material loading limit component, receives the size information of the product to be detected, selects the corresponding transplanting width adjusting slide block according to the size information and a preset strategy, controls the motor to drive the corresponding transplanting width adjusting screw rod, drives the corresponding transplanting width adjusting slide rail, further drives the selected transplanting width adjusting slide block to move, and limits the product to be detected at a preset position on a material loading platform in the transplanting mechanism.

The method and the device for detecting three-rail conveying in the embodiment have the following beneficial effects:

(1) according to the three-rail conveying detection method and device, the transplanting conveying member is driven by the translation mechanism to receive the product from the previous station, then the product is conveyed to the first detection member and the second detection member to be detected, when the first detection member and the second detection member are both used for detection, the product is conveyed to the next detection station by the conveying backflow mechanism, and the working efficiency is high; the defective products detected by the first detection component and the second detection component are conveyed to the previous station for reworking through the reverse backflow conveying of the conveying backflow mechanism, unmanned and automatic whole process is achieved, the working efficiency is high, and the labor cost is saved.

While the preferred embodiments of the present application have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. Therefore, it is intended that the appended claims be interpreted as including preferred embodiments and all alterations and modifications as fall within the scope of the application. It will be apparent to those skilled in the art that various changes and modifications may be made in the present application without departing from the spirit and scope of the application. Thus, if such modifications and variations of the present application fall within the scope of the claims of the present application and their equivalents, the present application is intended to include such modifications and variations as well.

Claims

1. A method of three rail transport detection, comprising:

2. The method of three rail transport inspection of claim 1, wherein the products to be inspected are conducted to a product inspection mechanism and placed in a product inspection position as follows:

3. The method for three-rail conveying detection according to claim 1, wherein the product to be detected at a previous product station is received by the transplanting mechanism, and when the first conveying detection mechanism or the second conveying detection mechanism is detected to be idle, the product to be detected is conveyed to the idle first conveying detection mechanism or the idle second conveying detection mechanism; when detecting that first conveying detection mechanism and second conveying detection mechanism are all carrying out the product detection, will wait to detect the product through carry return flow mechanism and carry to the next product detection station, do:

4. The method of three rail transport detection of claim 1, further comprising: arranging a material loading limiting component on a material loading platform of the transplanting mechanism, and receiving the size information of the product to be detected;

5. The three-rail conveying detection method according to claim 4, wherein when the product to be detected is conveyed to the transplanting mechanism, the limiting transplanting conveying member of the material loading limiting member is adjusted according to the size information, so that the product to be detected is limited at a preset position on a material loading platform in the transplanting mechanism, and the method comprises the following steps:

6. A device for three-rail transport detection, comprising: the conveying and refluxing mechanism, the first conveying and detecting mechanism, the second conveying and detecting mechanism and the transplanting mechanism are arranged in the conveying and refluxing mechanism; the conveying reflux mechanism, the first conveying detection mechanism and the second conveying detection mechanism are arranged in parallel, and the transplanting mechanism is positioned at the feeding ends of the conveying reflux mechanism, the first conveying detection mechanism and the second conveying detection mechanism; wherein the content of the first and second substances,

7. The apparatus for three rail transport detection of claim 6, further comprising: detect the back and move cutting mechanism, be located carry return mechanism, first transport detection mechanism and second to carry detection mechanism's discharge end, include: the post-detection transplanting conveying mechanism and the post-detection translation mechanism;

8. The apparatus for three rail transport detection of claim 6, wherein the first detection mechanism comprises: a first detecting member and a first pressing member, the first pressing member being located above the first conveying member, the first detecting member being located below the first pressing member and the first conveying member;

9. The apparatus for three rail transport detection of claim 6, further comprising: the conveying controller is connected with the transplanting mechanism, the first conveying detection mechanism, the second conveying detection mechanism and the conveying backflow mechanism, and controls the transplanting mechanism to convey the product to be detected to the idle first conveying detection mechanism or the idle second conveying detection mechanism when the first conveying detection mechanism or the second conveying detection mechanism is detected to be idle; when detecting that the first conveying detection mechanism and the second conveying detection mechanism are used for detecting products, controlling the transplanting mechanism and the conveying backflow mechanism to convey the products to be detected to a next product detection station;

10. The apparatus for three rail transport detection according to claim 6, wherein the transplanting mechanism further comprises: a material loading limit component and a material loading limit controller; the year material stop member is located carry on the material platform, include: the material loading device comprises more than or equal to two transplanting width adjusting slide blocks around a material loading placing position, transplanting width adjusting slide rails corresponding to the transplanting width adjusting slide blocks, transplanting width adjusting screw rods corresponding to the transplanting width adjusting slide rails and a motor driving the transplanting width adjusting screw rods;