CN215235977U

CN215235977U - Carrying device

Info

Publication number: CN215235977U
Application number: CN202023137481.0U
Authority: CN
Inventors: 卫文杰; 魏培强; 王强; 路魏龙
Original assignee: Shanxi Yuding Precision Technology Co Ltd
Current assignee: Fulian Technology Shanxi Co Ltd
Priority date: 2020-12-23
Filing date: 2020-12-23
Publication date: 2021-12-21
Anticipated expiration: 2030-12-23

Abstract

A carrying device is used for carrying materials to detection equipment and comprises a double-layer assembly line, a first carrying mechanism, a second carrying mechanism and a second blanking assembly line, wherein the double-layer assembly line comprises a feeding assembly line and a first blanking assembly line; the first carrying mechanism comprises a lifting mechanism and a discharging platform; the second carrying mechanism can move between the emptying platform and the detection equipment and carry materials; the second blanking assembly line is arranged on one side of the detection equipment; the feeding assembly line conveys materials to the discharging platform of the first carrying mechanism, the second carrying mechanism carries the materials on the discharging platform to the detection equipment, the second carrying mechanism carries the materials to the second discharging assembly line or carries the materials to the discharging platform according to the detection result, the lifting mechanism drives the discharging platform to move to the first discharging assembly line, and the discharging platform conveys the materials to the first discharging assembly line. The carrying device not only improves the quality of products, but also greatly improves the production efficiency.

Description

Carrying device

Technical Field

The application relates to the field of product conveying, in particular to a carrying device.

Background

For the yield of guaranteeing production in process of production, need detect the product, generally need artifical transport material then detect, will detect the product after accomplishing and carry out material loading or unloading according to the measuring condition, go up unloading and need artifical transport to cause the compounding easily and production efficiency is low.

SUMMERY OF THE UTILITY MODEL

In view of the above, it is desirable to provide a carrier device, which can improve the production efficiency.

An embodiment of the present application provides a carrying device for carrying material to a detection apparatus, including: the double-layer assembly line comprises an upper layer and a lower layer which are respectively a feeding assembly line and a first blanking assembly line; the first carrying mechanism is positioned on one side of the double-layer assembly line and comprises a lifting mechanism and a material placing platform, the lifting mechanism can drive the material placing platform to move between the feeding assembly line and the first discharging assembly line, and the material placing platform is used for receiving materials on the feeding assembly line and carrying the materials to the first discharging assembly line; the second carrying mechanism is positioned between the first carrying mechanism and the detection equipment, can move between the emptying platform and the detection equipment and carries materials; the second blanking assembly line is arranged on one side of the detection equipment; the feeding assembly line conveys materials to the material placing platform of the first carrying mechanism, the second carrying mechanism transfers the materials on the material placing platform to the detection equipment, the second carrying mechanism carries the materials to the second discharging assembly line or carries the materials to the material placing platform according to a detection result, the lifting mechanism drives the material placing platform to move to the first discharging assembly line, and the material placing platform conveys the materials to the first discharging assembly line.

Further, in some embodiments of the present application, the material placing platform includes at least one material feeding module, and the material feeding module is connected to the lifting mechanism and is located on one side of the lifting mechanism adjacent to the double-layer production line.

Further, in some embodiments of this application, the pay-off module includes conveying assembly and is located conveying assembly keeps away from the locating component of double-deck assembly line one side, conveying assembly and locating component all with elevating system is connected.

Further, in some embodiments of the present application, the positioning assembly includes a holding mechanism and a power member, the power member is connected to the lifting mechanism, the holding mechanism is disposed on the power member, and the power member drives the holding mechanism to move toward or away from the conveying assembly.

Further, in some embodiments of the present application, the clamping mechanism includes a clamping power member and two clamping plates, the clamping power member is disposed on the power member, the two clamping plates are connected to the clamping power member, and the clamping power member drives the two clamping plates to move toward or away from each other.

Further, in some embodiments of the present application, the retaining mechanism further includes a limiting component, the limiting component includes a fixing member and a moving member, the fixing member is connected to the retaining power member, the moving member is connected to a retaining plate, and the moving member moves along with the retaining plate to abut against or keep away from the fixing member.

Further, in some embodiments of this application, conveying assembly includes two conveyer belts and separation mechanism that the interval set up, and separation mechanism locates between two conveyer belts, separation mechanism includes separation power spare and separation piece, separation power spare is connected the separation piece, with the drive separation piece up-and-down motion.

Further, in some embodiments of the present application, the conveying assembly is further provided with a limiting strip on two sides along the conveying direction, and two ends of the limiting strip are arranged in a flaring shape.

Further, in some embodiments of this application, elevating system includes lifter, elevator and lift power spare, the elevator is located on the lifter and connect the blowing platform, the drive of lift power spare the elevator is in go up and down on the lifter, in order to drive the blowing platform goes up and down.

Further, in some embodiments of the present application, the second carrying mechanism includes a moving track and a material taking mechanism slidably disposed on the moving track, and the moving track is disposed between the first carrying mechanism and the detecting device.

Further, in some embodiments of the present application, the first blanking line is disposed vertically to the second blanking line.

Above-mentioned carrying device passes through the pay-off assembly line and carries the material to the blowing platform of first delivery mechanism, second delivery mechanism moves the material on the blowing platform to check out test set department, according to the testing result, second delivery mechanism carries the material to second unloading assembly line, or carry the material to blowing platform, elevating system drives the blowing platform and moves to first unloading assembly line, blowing platform transports the material to first unloading assembly line, realize automatic carrying material and carry the carrying of classifying to the material after detecting automatically, reduce the process of artifical transport, not only avoided the compounding in manual work relatively, promote the quality of product, and very big improvement production efficiency.

Drawings

Fig. 1 illustrates a schematic structural view of a carrier device in one embodiment.

Fig. 2 illustrates a schematic structural view of the first carrying mechanism in one embodiment.

FIG. 3 is a schematic diagram of the transfer module in one embodiment.

FIG. 4 is a schematic diagram of a positioning assembly in one embodiment.

Fig. 5 illustrates a schematic structural view of the second carrying mechanism in one embodiment.

Description of the main elements

Carrier device 100

Double layer flow line 10

Feed line 11

First lower flow line 12

The first carrying mechanism 20

Lifting mechanism 21

Lifting rod 211

Lifting block 212

Lifting power part 213

Rack 214

Discharge platform 22

Base 22a

Feeding module 22b

Transfer assembly 221

Conveyor 2211

Barrier mechanism 2212

Obstructing motive force piece 2212a

Barrier 2212b

Limit bar 2213

Positioning assembly 222

Retaining mechanism 2221

Clamping power part 2221a

Clamping plate 2221b

Power part 2222

Buffer 2222a

Lifting driving piece 2223

Spacing subassembly 2224

Fixing part 2224a

Movable part 2224b

Second carrier mechanism 30

Moving rail 31

Reclaiming mechanism 32

Material taking power part 321

Taking part 322

Second blanking line 40

Detection device 200

The following specific examples will further illustrate the application in conjunction with the above figures.

Detailed Description

The technical solutions in the embodiments of the present application will be described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments.

It will be understood that when an element is referred to as being "mounted on" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used herein in the description of the present application is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used herein, the term "or/and" includes any and all combinations of one or more of the associated listed items.

An embodiment of the present application provides a carrying device for carrying material to a detection apparatus, including: the double-layer assembly line comprises an upper layer and a lower layer which are respectively a feeding assembly line and a first blanking assembly line; the first carrying mechanism is positioned on one side of the double-layer assembly line and comprises a lifting mechanism and a material placing platform, the lifting mechanism can drive the material placing platform to move between the feeding assembly line and the first material unloading assembly line, and the material placing platform is used for receiving materials on the feeding assembly line and carrying the materials to the first material unloading assembly line; the second carrying mechanism is positioned between the first carrying mechanism and the detection equipment, and can move between the material placing platform and the detection equipment and carry materials; the second blanking assembly line is arranged on one side of the detection equipment; the feeding assembly line conveys materials to the discharging platform of the first carrying mechanism, the second carrying mechanism carries the materials on the discharging platform to the detection equipment, the second carrying mechanism carries the materials to the second discharging assembly line or carries the materials to the discharging platform according to the detection result, the lifting mechanism drives the discharging platform to move to the first discharging assembly line, and the discharging platform conveys the materials to the first discharging assembly line.

Some embodiments of the present application will be described in detail below with reference to the accompanying drawings.

Referring to fig. 1, a carrying device 100 shown in fig. 1 is used for carrying materials to a detection apparatus 200 and loading or unloading the detected materials. The carrier device 100 includes a double layer line 10, a first carrier mechanism 20, a second carrier mechanism 30, and a second blanking line 40. The double-layer assembly line 10 comprises a feeding assembly line 11 and a first discharging assembly line 12, the feeding assembly line 11 is used for feeding, the first discharging assembly line 12 is used for discharging, the first carrying mechanism 20 is arranged on one side of the double-layer assembly line 10 and used for receiving materials on the feeding assembly line 11 and conveying the materials to the first discharging assembly line 12, the second carrying mechanism 30 is arranged between the first carrying mechanism 20 and the detection equipment 200 and used for moving and carrying the materials between the first carrying mechanism 20 and the detection equipment 200, and if the materials on the first carrying mechanism 20 are conveyed to the detection equipment 200 for detection and the detected materials are conveyed to the first carrying mechanism. The second blanking assembly line 40 is disposed on one side of the detection device 200, and the second carrying mechanism 30 is further configured to transfer the detected material to the second blanking assembly line 40 for blanking. In one embodiment, the first blanking line 12 is disposed vertically to the second blanking line 40. It is understood that the carrier device 100 further includes a controller electrically connected to the first carrier mechanism 20, the second carrier mechanism 30 and the detection apparatus 200 for controlling the operation of the first carrier mechanism 20 and the second carrier mechanism 30 according to the detection result of the detection apparatus 200.

The first blanking assembly line 12 is used for carrying materials which are detected to be unqualified, and the second blanking assembly line 40 is used for carrying materials which are detected to be qualified. Specifically, the feeding assembly line 11 conveys the material to the first carrying mechanism 20, the second carrying mechanism 30 transfers the material on the first carrying mechanism 20 to the detection equipment 200, according to the detection result, the second carrying mechanism 30 carries the qualified material to the second discharging assembly line 40, carries the unqualified material to the first carrying mechanism 20, and the first carrying mechanism 20 conveys the material to the first discharging assembly line 12. In this embodiment, set up the position that the interval is far away with first unloading assembly line 12 and second unloading assembly line 40, can be convenient for distinguish qualified material and nonconforming material to subsequent material classification of being convenient for avoids appearing the phenomenon that the material confused.

Referring to fig. 2, the first carrier mechanism 20 includes a lifting mechanism 21 and a material placing platform 22, and the material placing platform 22 is disposed on the lifting mechanism 21. The lifting mechanism 21 is used for driving the discharging platform 22 to move between the feeding assembly line 11 and the first discharging assembly line 12. The drop platform 22 is adapted to receive material from the feed line 11 and to carry the material to the first drop line 12.

In one embodiment, the lifting mechanism 21 includes a lifting rod 211, a lifting block 212, and a lifting power member 213. The lifting rod 211 is arranged on one side of the double-layer assembly line 10, the lifting power piece 213 is connected to the lifting block 212, the lifting block 212 is arranged on the lifting rod 211 in a sliding mode, and the material placing platform 22 is connected with the lifting block 212. The lifting power member 213 drives the lifting block 212 to lift on the lifting rod 211, so as to drive the discharging platform 22 to lift on the lifting rod 211, so that the discharging platform 22 moves between the feeding assembly line 11 and the first discharging assembly line 12. In one embodiment, the lifting power member 213 and the lifting block 212 drive the discharging platform 22 to move up and down by means of a motor and a screw rod. In one embodiment, the lifting mechanism 21 further comprises a frame 214, the lifting rod 211 is connected to the frame 214, and the discharging platform 22 is disposed in the frame 214.

Referring to fig. 2 and 3, the placing platform 22 includes a base 22a and at least one feeding module 22b disposed on the base 22a, the base 22a is fixed on the lifting block 212, and the feeding module 22b is disposed on a side of the lifting mechanism 21 facing the double-layer assembly line 10, so as to drive the feeding module 22b to lift via the lifting mechanism 21. In one embodiment, the discharge platform 22 includes two feeding modules 22b disposed substantially in parallel to achieve two feeding of two materials simultaneously. It will be appreciated that the number of feeder modules 22b may be adjusted according to the amount of material to be moved.

The feeding module 22b includes a conveying assembly 221 and a positioning assembly 222 located on a side of the conveying assembly 221 away from the double-deck pipeline 10. The conveying assembly 221 is used for conveying the materials on the feeding line 11 to the positioning assembly 222, and the positioning assembly 222 positions the materials.

Referring to fig. 3, the conveying assembly 221 includes two belts 2211 and a blocking mechanism 2212, which are spaced apart from each other, the two belts 2211 are disposed along the same direction, and one end of each of the two belts 2211 is connected to the double-layer assembly line 10, and the other end is connected to the positioning assembly 222. The blocking mechanism 2212 is arranged between the two conveyor belts 2211 and used for blocking materials.

In one embodiment, the blocking mechanism 2212 includes a blocking motive member 2212a and a blocking member 2212b, the blocking motive member 2212a is fixed on the base 22a, and the driving end of the blocking motive member 2212a is connected to the blocking member 2212b for driving the blocking member 2212b to move up and down to protrude out of the plane of the two conveyor belts 2211 or retract below the plane of the two conveyor belts 2211, so as to block the material. Specifically, after a material is transported to the positioning assembly 222 through the two conveyor belts 2211, the positioning assembly 222 starts to position the material, and at this time, the blocking power member 2212a drives the blocking member 2212b to protrude out of the plane where the two conveyor belts 2211 are located, so as to block the subsequent material from being transported to the positioning assembly 222. In one embodiment, the blocking member 2212b is provided with a rotating portion, so that when the material abuts against the blocking member 2212b, the material is prevented from being in hard contact with the material and being damaged by the rotating portion.

In one embodiment, the transport assembly 221 further comprises a stop strip 2213, and the stop strip 2213 is disposed along the transport direction of the conveyor belt 2211. The two ends of the limiting strip 2213 are arranged in a flaring shape, so that materials can conveniently enter the conveying assembly 221 from the double-layer assembly line 10 and the materials on the conveying assembly 221 can conveniently be conveyed to the positioning assembly 222.

Referring to fig. 2 and 4, the positioning assembly 222 includes a retaining mechanism 2221 and a power element 2222. The holding mechanism 2221 is disposed at one side of the conveyor 2211, and the holding mechanism 2221 is further connected to a power member 2222, so that the holding mechanism 2221 is driven by the power member 2222 to move closer to or away from the conveyor 2211. In one embodiment, the positioning assembly 222 further includes a sensing member for sensing material on the conveyor belt 2211. When the material is not detected, the positioning assembly 222 is disposed adjacent to the conveyor belt 2211, when the material is sensed, the conveyor belt 2211 stops moving, the power part 2222 drives the clamping mechanism 2221 to clamp the material, so as to realize coarse positioning of the material position, and then the material is loosened and moved in a direction away from the conveyor belt 2211, so that the second carrying mechanism 30 carries the material. After the material is transported, the power part 2222 drives the holding mechanism 2221 to approach the conveyor 2211, so as to wait for the material transported by the conveyor 2211 to be held again.

In one embodiment, the positioning assembly 222 further includes a lifting driving member 2223, the lifting driving member 2223 is fixed to the base 22a, the power member 2222 is connected to the lifting driving member 2223, and the lifting driving member 2223 is used for driving the clamping mechanism 2221 and the power member 2222 to move up and down, so that the bottom of the clamping mechanism 2221 is substantially at the same level with the conveying surface of the conveyor 2211, so that the clamping mechanism 2221 can clamp the material.

In an embodiment, two buffering members 2222a are disposed on one side of the power member 2222, the two buffering members 2222a point to the conveyor belt 2211 and the lifting mechanism 21, respectively, wherein the buffering member 2222a point to the conveyor belt 2211 is used for buffering the material before the material is transported to the retaining mechanism 2221, so as to prevent the material from directly colliding with the retaining mechanism 2221 and causing damage to the material. The buffer 2222a directed toward the lifting mechanism 21 serves to avoid hard contact with the lifting mechanism 21 when the power member 2222 is away from the conveyor belt 2211.

In an embodiment, the retaining mechanism 2221 includes a retaining power member 2221a and two retaining plates 2221b, the retaining power member 2221a is disposed on the power member 2222, the two retaining plates 2221b are respectively connected to the retaining power member 2221a, and the two retaining plates 2221b are driven by the retaining power member 2221a to move in opposite directions or in opposite directions to retain or release the material.

In an embodiment, the positioning element 222 further includes a position-limiting element 2224, the position-limiting element 2224 includes a fixed element 2224a and a movable element 2224b, the fixed element 2224a is fixed to the power element 2221a, the movable element 2224b is installed on one of the fixed plates 2221b, and the fixed element 2224a is located on a moving path of the movable element 2224 b. When the clamping power member 2221a drives the two clamping plates 2221b to move in opposite directions, the moving member 2224b moves together with the clamping plates 2221b, and when the moving member 2224b abuts against the fixing member 2224a, the clamping plates 2221b stop moving, so that the clamping force between the two clamping plates 2221b is controlled, and the material is prevented from being damaged when being clamped.

In one embodiment, the fixing member 2224a is a fixing block fixed to a clamping plate 2221b, the moving member 2224b is a combination of a connecting block fixed to the clamping power member 2221a and a limiting post, one end of the limiting post is disposed on the connecting block, and the other end of the limiting post points to the fixing block and abuts against the fixing block through the limiting post to control the moving distance of the corresponding clamping plate 2221 b. It can be understood that the moving distance of the clamping plate 2221b can be adjusted by adjusting the distance between the end of the limiting column facing the fixing block and the fixing block, so as to control the clamping force between the two clamping plates 2221 b.

Referring to fig. 5, the second carrier mechanism 30 includes a moving track 31 and a material taking mechanism 32 slidably disposed on the moving track 31. The moving track 31 is arranged between the first carrying mechanism 20 and the detection device 200, the material taking mechanism 32 slides on the moving track 31, the material on the first carrying mechanism 20 is conveyed to the detection device 200, and the detected material is conveyed to the first carrying mechanism 20 or the second blanking assembly line 40.

In one embodiment, the material taking mechanism 32 includes a material taking power member 321 and a material taking part 322, the material taking power member 321 is connected to the moving rail 31, and the material taking part 322 is connected to the material taking power member 321. The material taking part 322 is driven by the material taking power part 321 to move towards the detection device 200 so as to convey the material to the detection device 200 or transfer the material from the detection device 200 to the second blanking flow line 40 arranged on one side or the conveying assembly 221 of the first carrying mechanism 20. In one embodiment, the take-off section 322 is a suction cup.

Specifically, when carrying materials, the materials are firstly carried to the conveying assembly 221 of the first carrying mechanism 20 through the feeding assembly line 11, at this time, the controller controls the conveying direction of the two conveyor belts 2211 to face the positioning assembly 222, the materials on the two conveyor belts 2211 move towards the positioning assembly 222 along with the conveying direction, when the sensing member of the positioning assembly 222 senses the materials, the controller controls the conveyor belts 2211 to stop rotating, the power member 2222 of the positioning assembly 222 drives the clamping member 2221 to clamp the materials, and controls the blocking mechanism 2212 to ascend to block the subsequent materials, so that after the clamping mechanism 2221 clamps the materials, the conveyor belts 2211 stop transmitting, the materials are prevented from being damaged by friction, and then the material taking mechanism 32 is controlled to convey the materials to the detecting device 200 for detection.

When the material detection is qualified, the controller controls the material taking mechanism 32 to convey the material to the second blanking assembly line 40, and the qualified material is conveyed away through the second blanking assembly line 40.

When the material detection is unqualified, the controller controls the material taking mechanism 32 to convey the material to the conveyor belt 2211 of the conveying assembly 221, and simultaneously controls the feeding assembly line 11 to stop feeding, then controls the lifting mechanism 21 to move the discharging platform 22 to the position corresponding to the first discharging assembly line 12, controls the conveyor belt 2211 to convey towards the direction of the first discharging assembly line 12, conveys the unqualified material to the first discharging assembly line 12 through the conveying assembly 221, and conveys the unqualified material away through the first discharging assembly line 12. When the material is detected to be unqualified, the conveyor belt 2211 continues to rotate in the direction away from the feeding assembly line 11 for a certain time to detect whether the material is left through the sensor on the positioning assembly 222, if the material is left on the conveyor belt 2211, the feeding and detecting actions are firstly carried out, and after the material is not left on the conveyor belt, the unqualified material is discharged.

Above-mentioned carrying device 100 is through setting up double-deck assembly line 10, first carrying mechanism 20, second carrying mechanism 30 and second unloading assembly line 40, realizes automatic carrying material and automatic carrying classifying to the material after detecting, reduces the process of artifical transport, has not only avoided the compounding in manual work relatively, promotes the quality of product to very big improvement production efficiency.

It should be understood by those skilled in the art that the above embodiments are only for illustrating the present application and are not to be taken as limiting the present application, and that suitable changes and modifications to the above embodiments are within the scope of the present disclosure as long as they are within the spirit and scope of the present application.

Claims

1. A carrier for carrying material to a detection apparatus, comprising:

the upper layer and the lower layer are respectively a feeding assembly line and a first unloading assembly line;

the first carrying mechanism is positioned on one side of the double-layer assembly line and comprises a lifting mechanism and a material placing platform, the lifting mechanism can drive the material placing platform to move between the feeding assembly line and the first discharging assembly line, and the material placing platform is used for receiving materials on the feeding assembly line and carrying the materials to the first discharging assembly line;

the second carrying mechanism is positioned between the first carrying mechanism and the detection equipment, can move between the emptying platform and the detection equipment and carries materials; and

the second blanking assembly line is arranged on one side of the detection equipment;

the feeding assembly line conveys materials to the material placing platform of the first carrying mechanism, the second carrying mechanism transfers the materials on the material placing platform to the detection equipment, the second carrying mechanism carries the materials to the second discharging assembly line or carries the materials to the material placing platform according to a detection result, the lifting mechanism drives the material placing platform to move to the first discharging assembly line, and the material placing platform conveys the materials to the first discharging assembly line.

2. A carrier device in accordance with claim 1, wherein said platform comprises at least one feeding module, said feeding module is connected to said elevating mechanism and is located on a side of said elevating mechanism adjacent to said double layer flow line.

3. A carrier device according to claim 2, wherein the feeder module comprises a transport assembly and a positioning assembly located on a side of the transport assembly remote from the double-deck assembly line, the transport assembly and the positioning assembly both being connected to the lift mechanism.

4. A carrier device in accordance with claim 3, wherein said positioning assembly comprises a catch mechanism and a power member, said power member is coupled to said elevating mechanism, said catch mechanism is disposed on said power member, said power member drives said catch mechanism to move toward or away from said conveyor assembly.

5. A carrier device in accordance with claim 4, wherein said catch mechanism comprises a catch power member and two catch plates, said catch power member is disposed on said power member, said two catch plates are connected to said catch power member, said catch power member drives said two catch plates to move toward or away from each other.

6. A carrier device in accordance with claim 5, wherein said catch mechanism further comprises a stop assembly, said stop assembly comprises a fixed member and a movable member, said fixed member is connected to said catch power member, said movable member is connected to a catch plate, and said movable member follows said catch plate to move against or away from said fixed member.

7. A carrier device according to claim 4, wherein the conveying assembly comprises two conveying belts arranged at intervals and a blocking mechanism, the blocking mechanism is arranged between the two conveying belts, the blocking mechanism comprises a blocking power piece and a blocking piece, and the blocking power piece is connected with the blocking piece to drive the blocking piece to move up and down.

8. A carrier device according to claim 4, characterized in that the conveying assembly is further provided with a limiting strip at both sides in the conveying direction, and both ends of the limiting strip are arranged in a flaring shape.

9. A carrier device in accordance with claim 1, wherein said elevating mechanism comprises an elevating rod, an elevating block and an elevating power member, said elevating block is disposed on said elevating rod and connected to said loading platform, said elevating power member drives said elevating block to move up and down on said elevating rod to drive said loading platform to move up and down.

10. A carrier device in accordance with claim 1, wherein said second carrier mechanism comprises a moving track and a material extracting mechanism slidably disposed on said moving track, said moving track disposed between said first carrier mechanism and said detecting apparatus.

11. The carrier of claim 1 wherein said first blanking line is disposed vertically with respect to said second blanking line.