CN219155793U - Double-station lifter and conveying system - Google Patents

Abstract

The application relates to a duplex position lift and conveying system, including frame, first frock and set up first transport module, second transport module and getting the mechanism of putting in the frame. The first tool is used for clamping a product workpiece, the first conveying module comprises a first conveying channel and a first driving mechanism, the first conveying channel is used for conveying the first tool, and the first driving mechanism can drive the first conveying channel to move along a first direction. When the first conveying channel moves to the first position, the pick-and-place mechanism can carry the product workpiece between the first tool and the second conveying module on the first conveying channel; when the first conveying channel moves to the second position, the first conveying channel can be connected with an external first tool backflow channel. Through first transport module, second transport module and get and put mechanism, can realize the automatic switch of frock and the automatic reflux of frock, can effectively reduce the switch and the reflux time of frock to can save artifical physical demands, improve the production efficiency of product.

Description

Double-station lifter and conveying system

Technical Field

The embodiment of the application relates to the technical field of elevators, in particular to a double-station elevator and a conveying system.

Background

A assembly line for automated production is horizontal conveyor usually, will be equipped with the frock of waiting to process the product and carry to the end from the front end of assembly line, set up a plurality of different stations along the assembly line in order to carry out processes such as detection and the assembly of product, take off the product from the frock again for the frock resumes blank state, then the frock of blank state flows back to front end position again.

At present, the switching of frock usually needs manual to get the product and put on new frock, and the backward flow of frock also needs manual put on the backward flow line with the frock, and this kind of mode manual labor is spent greatly, and production efficiency is low.

Disclosure of Invention

The application aims at providing a duplex position lift and conveying system to can reduce the switching and the time of backward flow of frock at least, improve production efficiency.

In a first aspect of the present application, a duplex position elevator is provided, including frame, first frock, first transport module, second transport module and get and put mechanism. The first tool is used for clamping a product workpiece, the first conveying module is arranged on the frame and comprises a first conveying channel and a first driving mechanism, the first conveying channel is used for conveying the first tool, the first driving mechanism can drive the first conveying channel to move along a first direction, and the second conveying module and the picking and placing mechanism are both arranged on the frame. When the first conveying channel moves to a first position, the pick-and-place mechanism can carry product workpieces between a first tool on the first conveying channel and the second conveying module; when the first conveying channel moves to the second position, the first conveying channel can be connected with an external first tool backflow channel.

In some embodiments, the first transport module further comprises a first lifting rail and a first bracket; the first conveying channel is arranged on the first support, the first support is in sliding connection with the first lifting rail, and the first driving mechanism can drive the first support to move on the first lifting rail.

In some embodiments, the first drive mechanism includes a first drive wheel, a second drive wheel, a first transmission member, and a first motor; the first driving wheel is in transmission connection with the first motor, the second driving wheel is rotatably connected to the frame, the first driving part is sleeved on the first driving wheel and the second driving wheel, and the first motor is used for driving the first driving wheel to rotate so as to drive the first driving part to drive; the first bracket is fixedly connected with the first transmission piece.

In some embodiments, the duplex position elevator further comprises a second tooling; the second conveying module comprises a second conveying channel and a second driving mechanism, the second conveying channel is used for conveying the second tool, and the second driving mechanism can drive the second conveying channel to move along the first direction; when the first conveying channel moves to a first position and the second conveying channel moves to a third position, the pick-and-place mechanism can carry product workpieces between a first tool on the first conveying channel and a second tool on the second conveying module; when the second conveying channel moves to the fourth position, the second conveying channel can be connected with an external second tooling return channel.

In some embodiments, the first location and the third location are on the same line along the second direction; and/or along a second direction, the second position and the fourth position being located on the same straight line. Wherein the second direction is perpendicular to the first direction.

In some embodiments, the rack comprises a bottom plate and a rack body fixed on the bottom plate, a plurality of supporting wheels are rotatably arranged on the surface of the bottom plate, which is away from the rack body, and the first conveying module, the second conveying module and the taking and placing mechanism are both arranged on the rack body.

In some embodiments, the surface of the bottom plate facing away from the frame body is further provided with a plurality of anti-skid foot cups.

In some embodiments, the rack further comprises a support plate, the support plate is connected to the rack body, the picking and placing mechanism is arranged on the support plate, and the first lifting rail is connected between the support plate and the bottom plate.

In a second aspect, the present application also proposes a conveying system comprising a duplex elevator according to any of the embodiments described above, and comprising a first elevator and a test mechanism arranged between the first elevator and the duplex elevator.

The testing mechanism comprises a testing part, a fourth conveying channel and a fifth conveying channel, wherein the first conveying channel is connected with the fourth conveying channel when in the first position, the first conveying channel is connected with the fifth conveying channel when in the second position, the fourth conveying channel and the fifth conveying channel are both used for conveying first tools, the testing part faces the fourth conveying channel, and the testing part is used for detecting product workpieces clamped by the first tools on the fourth conveying channel.

The first lifter comprises a third lifting module, the third lifting module comprises a third conveying channel and a third driving mechanism, and the third driving mechanism is used for driving the third conveying channel to lift, so that the third conveying channel can be connected with the fourth conveying channel and the fifth conveying channel respectively.

In some embodiments, the conveyor system further comprises a second elevator and an assembly mechanism disposed between the second elevator and the duplex elevator.

The assembly mechanism comprises an assembly part, a seventh conveying channel and an eighth conveying channel, wherein the second conveying channel of the second conveying module is connected with the seventh conveying channel in a third position, the second conveying channel is connected with the eighth conveying channel in a fourth position, the seventh conveying channel and the eighth conveying channel are both used for conveying second tools, and the assembly part is movably arranged above the seventh conveying channel and used for assembling product workpieces clamped by the second tools on the seventh conveying channel.

The second lifter comprises a fourth lifting module, the fourth lifting module comprises a sixth conveying channel and a fourth driving mechanism, and the fourth driving mechanism is used for driving the sixth conveying channel to lift, so that the sixth conveying channel can be connected with the seventh conveying channel and the eighth conveying channel respectively.

The beneficial effects of the embodiment of the application are that:

in the embodiment of the application, through first transport module, second transport module and get and put the mechanism, can realize the automatic switch of frock and the automatic reflux of frock, can effectively reduce the switch and the reflux time of frock to can save artifical physical demands, improve the production efficiency of product.

The foregoing description is only an overview of the technical solutions of the present application, and may be implemented according to the content of the specification in order to make the technical means of the present application more clearly understood, and in order to make the above-mentioned and other objects, features and advantages of the present application more clearly understood, the following detailed description of the present application will be given.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the embodiments of the present application will be briefly described below, and it is obvious that the drawings described below are only some embodiments of the present application, and that other drawings may be obtained according to the drawings for a person having ordinary skill in the art.

FIG. 1 is a schematic diagram of a double-station lift according to some embodiments of the present application;

FIG. 2 is an exploded view of a duplex elevator of some embodiments of the present application;

FIG. 3 is a schematic view of a frame according to some embodiments of the present application;

FIG. 4 is a schematic structural view of a base plate according to some embodiments of the present application;

FIG. 5 is a schematic diagram illustrating a first transporting module according to some embodiments of the present disclosure;

FIG. 6 is a schematic illustration of the installation of a first drive mechanism according to some embodiments of the present application;

fig. 7 is a schematic structural diagram of a conveying system according to some embodiments of the present application.

Reference numerals illustrate:

100. a double station elevator;

10. a frame; 11. a bottom plate; 111. a support wheel; 112. an anti-slip foot cup; 12. a frame body; 13. a support plate;

20. a first conveying module; 21. a first conveyor path; 22. a first driving mechanism; 221. a first driving wheel; 222. a second driving wheel; 223. a first transmission member; 224. a first motor; 23. a first lifting rail; 24. a first bracket; 241. a first bayonet; 25. a second conveyor path;

30. a second conveying module;

40. a picking and placing mechanism; 41. a gripping head;

50. a first mount; 51. a mounting hole;

60. a first bearing seat; 61. a first bearing;

70. a rotating shaft;

80. a coupling;

1000. a conveying system;

200. a first elevator; 210. a third conveyor path;

300. a testing mechanism; 310. a test component; 320. a fourth conveyor lane; 330. a fifth conveying path;

400. a second lifter; 410. a sixth conveying path;

500. an assembly mechanism; 510. assembling the components; 520. a seventh conveying path; 530. and an eighth conveyor path.

Detailed Description

In order to facilitate an understanding of the present application, the present application will be described in more detail below with reference to the accompanying drawings and specific examples. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or one or more intervening elements may be present therebetween. The terms "upper", "lower", "left", "right" and the like are used in this specification for illustrative purposes only.

In the description of the embodiments of the present application, the technical terms "first," "second," etc. are used merely to distinguish between different objects and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, a particular order or a primary or secondary relationship.

In the description of the embodiments of the present application, the term "and/or" is merely an association relationship describing an association object, which means that three relationships may exist, for example, a and/or B may mean: a exists alone, A and B exist together, and B exists alone. In addition, the character "/" herein generally indicates that the front and rear associated objects are an "or" relationship.

Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment may be included in at least one embodiment of the present application. The appearances of such phrases in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. In addition, the technical features described below in the different embodiments of the present application may be combined with each other as long as they do not collide with each other.

In a first aspect, the present application proposes a duplex lifter 100, please refer to fig. 1 and 2, wherein the duplex lifter 100 includes a frame 10, a first tool (not shown), a second tool (not shown), a first conveying module 20, a second conveying module 30, and a picking and placing mechanism 40.

For the frame 10, referring to fig. 2 and 3, the frame 10 includes a base plate 11 and a frame 12, the frame 12 may be fixed on the base plate 11 by welding or screw connection, and the first conveying module 20, the second conveying module 30, and the picking and placing mechanism 40 may be disposed on the frame 12. For example, the frame 12 encloses a receiving space (not shown) above the bottom plate 11, and a part of the receiving space can be closed by installing a metal door (not shown). The first conveying module 20, the second conveying module 30 and the picking and placing mechanism 40 can be disposed in the accommodating space. Referring further to fig. 4, a surface of the bottom plate 11 facing away from the frame 12 is rotatably provided with a plurality of supporting wheels 111 for facilitating pushing movement of the frame 10. The support wheel 111 can adopt the support wheel Ma Lun, and the support height of the bottom plate 11 can be adjusted by adjusting the support height of the support wheel 111.

In some embodiments, the surface of the base plate 11 facing away from the frame 12 is also provided with a number of anti-skid cups 112. When the height of the supporting wheel 111 is adjusted to be larger than the height of the anti-skid foot cup 112, the frame 12 can be pushed; when the height of the supporting wheel 111 is adjusted to be smaller than the anti-slip cup 112, the anti-slip cup 112 can be made to support the entire frame 10 to prevent the frame 10 from slipping.

For the first tool and the second tool, both the first tool and the second tool are used for clamping a product workpiece (not shown in the figure) so as to fix the product workpiece.

For the first conveying module 20, referring to fig. 2 and 5, the first conveying module 20 is disposed on the frame 10, and the first conveying module 20 includes a first conveying path 21 and a first driving mechanism 22. The first driving mechanism 22 is fixed on the bottom plate 11, and the first conveying path 21 can adopt a belt or a sliding table. The first conveyor track 21 may transport the first tool in the second direction X, and the first driving mechanism 22 is configured to drive the first conveyor track 21 to lift (move along the first direction Z), so that the first conveyor track 21 may move between a first position (not shown) and a second position (not shown), where the first conveyor track 21 may receive the first tool, and may be connected to an external first tool return channel (not shown) at the second position to output the first tool.

Specifically, the first conveying module 20 further includes a first lifting rail 23 and a first bracket 24, the first conveying path 21 is disposed on the first bracket 24, and the first conveying path 21 is disposed along the second direction X, the first lifting rail 23 is fixed on the rack 10, and the first lifting rail 23 is disposed along the first direction Z. The first support 24 is slidably connected with the first lifting rail 23, and the first driving mechanism 22 drives the first support 24 to move on the first lifting rail 23, so that lifting of the first conveying channel 21 can be realized, and the first tool can be lifted.

In some embodiments, the first drive mechanism 22 includes a first drive wheel 221, a second drive wheel 222, a first drive 223, and a first motor 224. The first motor 224 can be fixed on the bottom plate 11, the first driving wheel 221 is rotatably arranged on the frame body 12, the first driving wheel 221 is in transmission connection with the first motor 224, and the first motor 224 can drive the first driving wheel 221 to rotate. The second driving wheel 222 is rotatably connected to the frame 10, and the first driving member 223 is sleeved on the first driving wheel 221 and the second driving wheel 222; the first bracket 24 is fixedly connected with the first transmission member 223, and the first transmission member 223 can adopt a chain, a belt or the like; optionally, the first bracket 24 is provided with a first bayonet 241, the first transmission member 223 extends and penetrates through the first bayonet 241, and the first transmission member 223 may be clamped at the first bayonet 241 and fixedly connected to the first bracket 24, and the connection manner may be fixed by using a screw. The first driving wheel 221 rotates and drives the first driving member 223 to drive under the driving of the first motor 224, so that the first bracket 24 is lifted.

For the second conveying module 30, referring to fig. 2, the second conveying module 30 is disposed on the frame 10, and the first conveying module 20 and the second conveying module 30 are sequentially disposed along the second direction X. The second conveying module 30 has a structure similar to that of the first conveying module 20, and the second conveying module 30 includes a second conveying path 25 (refer to fig. 7) and a second driving mechanism (not shown). The second driving mechanism is fixed on the bottom plate 11, the second conveying path 25 may also adopt a belt or a sliding table, the second conveying path 25 is configured to transport the second tool (not shown in the figure), and the second driving mechanism is used for driving the second conveying path 25 to lift, so that the second conveying path 25 can output the second tool in a third position (not shown in the figure) and can be connected with an external second tool return channel (not shown in the figure) in a fourth position (not shown in the figure) to receive the second tool.

Specifically, the second conveying module 30 further includes a second lifting rail (not shown) and a second support (not shown), the second conveying path 25 is disposed on the second support, the second conveying path 25 is disposed along the second direction X, and the second lifting rail is disposed along the first direction Z. The second support is slidably connected with the second lifting rail, and the second driving mechanism drives the second support to move on the second lifting rail, so that the second conveying channel 25 can be lifted, and the second tool can be lifted.

In some embodiments, the second drive mechanism includes a third drive wheel (not shown), a fourth drive wheel (not shown), a second drive member (not shown), and a second motor (not shown). The third driving wheel is in driving connection with the second motor, and the second electrode can drive the third driving wheel to rotate. The fourth driving wheel is rotatably connected to the frame 10, and the second driving part is sleeved on the third driving wheel and the fourth driving wheel; the second bracket is fixedly connected with a second transmission part, and the second transmission part can also adopt a belt or a chain and the like; optionally, a second bayonet (not shown in the figure) is provided on the second support, the second transmission member extends and penetrates through the second bayonet, the second transmission member can be clamped at the second bayonet to be fixedly connected with the second support, and the connection mode can be fixed by adopting screws. The third driving wheel rotates and can drive the second driving part to drive under the driving of the second motor, so that the second bracket is lifted.

For the above-mentioned picking and placing mechanism 40, please refer to fig. 2 and 3, the rack 10 is further provided with a supporting plate 13, the supporting plate 13 is connected to the rack 12, the picking and placing mechanism 40 is disposed on the supporting plate 13, and when the first conveying path 21 moves to the first position and the second conveying path 25 (refer to fig. 7) moves to the third position, the picking and placing mechanism 40 can convey the product workpiece between the first tool of the first conveying path 21 and the second tool of the second conveying path 25. For example, the pick-and-place mechanism 40 includes a pick head 41, the pick head 41 being movable in the second direction X, the third direction Y, and the first direction Z so that the pick head 41 can move back and forth between the first conveyor lane 21 and the second conveyor lane 25; optionally, the gripping head 41 is rotatable, the rotation axis is in the first direction Z, and when the gripping head 41 grips a product workpiece on the first tool, the orientation of the product workpiece can be adjusted in a rotating manner, so that the product workpiece can be accurately positioned on the second tool.

In some embodiments, referring to fig. 3, the first lifting rail 23 is connected between the support plate 13 and the bottom plate 11, so that the first conveying path 21 can lift back and forth between the support plate 13 and the bottom plate 11, so as to ensure that the first conveying path 21 has a larger lifting range. And/or a second lifting rail may also be connected between the support plate 13 and the base plate 11.

In some embodiments, referring to fig. 2 and 6, a first mounting seat 50 and a first bearing seat 60 are disposed on the base plate 11, a first motor 224 is fixed on the first mounting seat 50, a first bearing 61 is disposed in the first bearing seat 60, a first driving wheel 221 is in driving connection with the first bearing 61 through a rotating shaft 70, and the first motor 224 is used for rotating the rotating shaft 70 to drive the first driving wheel 221 to rotate. Specifically, the first mounting seat 50 is provided with a through mounting hole 51, the first motor 224 is mounted on the first mounting seat 50, and an output end of the first motor 224 extends out of the mounting hole 51 and is connected with an input end of a coupling 80. The center of the first driving wheel 221 is connected with a rotating shaft 70, the rotating shaft 70 extends into the shaft hole of the first bearing 61 and is connected with the first bearing 61, the output end of the coupler 80 is connected with the rotating shaft 70, and the first driving wheel 221 can be rotated by driving of the first motor 224. The first motor 224 may be a servo motor, and the first driving wheel 221 may be a sprocket.

In the embodiment of the application, two conveying modules (the first conveying module 20 and the second conveying module 30) are adopted to automatically reflow the tool, the first conveying channel 21 can receive the first tool clamped with the product workpiece, the second tool on the second conveying channel 25 is in a blank state, and the taking and placing mechanism 40 can convey the product workpiece on the first tool to the second tool on the second conveying channel 25, so that the automatic switching of the product workpiece on the two tools is performed. The first conveying channel 21 moves to the second position and is connected with an external first tooling reflow channel, and the first conveying channel 21 conveys the first tooling in a blank state to the first tooling reflow channel (the first conveying channel 21 outputs the first tooling of the unclamped product workpiece). The first tooling return channel can be connected with another lifter in a butt joint way, the lifter receives the first tooling in a blank state, after the first tooling is clamped with a product workpiece, the first tooling clamped with the product workpiece is conveyed to the first conveying channel, and the first tooling is reciprocated in this way, so that the automatic return of the first tooling is realized; the reflow of the second tool may be referred to as the reflow of the first tool. The automatic switching and the reflow of the tool can be performed, the switching and the reflow time of the tool can be effectively reduced, the manual physical consumption can be saved, and the production efficiency of products can be improved.

In a second aspect, the present application further proposes a conveying system 1000, referring to fig. 7, where the conveying system 1000 includes the double-station lifter 100 according to any of the above embodiments, and the first lifter 200 and the testing mechanism 300.

For the first lifter 200 described above, referring to fig. 7, unlike the double-station lifter 100, the first lifter 200 may be configured as a single-station lifter. The first lifter 200 includes a third lifting module (not shown) including a third conveyor path 210 and a third driving mechanism (not shown) for driving the third conveyor path 210 to lift. The third conveying channel 210 can also transport the first tool in the second direction X, and the first tool can be driven to lift by the third conveying channel 210 through the first driving mechanism; the first tool in the blank state may also be used to clamp the product workpiece on the third conveying path 210.

For the test mechanism 300, referring to fig. 7, the test mechanism 300 is disposed between the first lifter 200 and the double-station lifter 100, and the test mechanism 300 includes a test part 310, and a fourth conveying path 320 and a fifth conveying path 330 (i.e., the first tooling return path) disposed up and down, wherein the first conveying path 21 is connectable to the fourth conveying path 320 at a first position, and the first conveying path 21 is connectable to the fifth conveying path 330 at a second position. The fourth conveying path 320 and the fifth conveying path 330 are both used for conveying the first tool, wherein the fourth conveying path 320 is used for conveying the first tool clamped with the product workpiece, and the fifth conveying path 330 is used for conveying the first tool in a blank state. The test part 310 is located above the fourth conveying path 320 and the fifth conveying path 330, and the test part 310 is disposed towards the fourth conveying path 320, and the test part 310 is used for detecting a product workpiece clamped by the first tool on the fourth conveying path 320. For example, when the first tool with the product workpiece clamped on the fourth conveying path 320 is conveyed, the ranging component 310 detects the product workpiece on the first tool to detect whether the product workpiece is qualified, the product workpiece can be conveyed continuously, and the product workpiece can be retracted if the product workpiece is unqualified.

The first conveying path 21 and the third conveying path 210 ascend and are respectively connected with the fourth conveying path 320, the first tool clamped with the product workpiece is conveyed to the fourth conveying path 320 through the third conveying path 210, and after being detected by the test component 310, the fourth conveying path 320 conveys the first tool to the first conveying path 21. After the product workpiece on the first tool is carried to the second tool on the second conveying path 25 by the taking and placing mechanism 40, the first conveying path 21 and the third conveying path 210 descend and are respectively connected with the fifth conveying path 330, the blank first tool on the first conveying path 21 is conveyed to the third conveying path 210 through the first conveying path 21 and the fifth conveying path 330, the third conveying path 210 ascends and is connected with the fourth conveying path 320, and the blank first tool clamps the product workpiece and then conveys the first tool again. And so forth, performing automatic reflow of the first tool.

In other embodiments, referring to fig. 7, the conveyor system 1000 further includes a second elevator 400 and an assembly mechanism 500.

For the second lifter 400, referring to fig. 7, the second lifter 400 includes a fourth lifting module (not shown) including a sixth conveying path 410 and a fourth driving mechanism (not shown) for driving the sixth conveying path 410 to lift.

For the assembly mechanism 500, referring to fig. 7, the assembly mechanism 500 is disposed between the duplex position lifter 100 and the second lifter 400. The assembly mechanism 500 includes an assembly member 510, and a seventh conveyor path 520 and an eighth conveyor path 530 (i.e., the second tooling return path described above) disposed up and down, wherein the second conveyor path 25 is connected to the seventh conveyor path 520 in the third position, and the second conveyor path 25 is connected to the eighth conveyor path 530 in the fourth position. The seventh conveyor track 520 and the eighth conveyor track 530 are both used for transporting the second tool, for example, the seventh conveyor track 520 is used for transporting the second tool with the product workpiece clamped, and the eighth conveyor track 530 is used for transporting the second tool in a blank state; the assembling component 510 is used for assembling the product workpiece on the second tool; for example, the assembly member 510 is movably disposed above the seventh conveying path 520, and the movable direction includes a second direction X, a third direction Y, and a first direction Z. When the seventh conveying path 520 conveys the second tool with the product workpiece clamped, the seventh conveying path 520 can move in the three directions so as to assemble the product workpiece on the second tool.

The second conveying path 25 and the sixth conveying path 410 are lifted and connected with the seventh conveying path 520, respectively, after the picking and placing mechanism 40 carries the product workpiece on the first tool to the second tool on the second conveying path 25, the second conveying path 25 conveys the second tool clamped with the product workpiece to the seventh conveying path 520, and the assembling component 510 assembles the product workpiece on the second tool on the seventh conveying path 520, and conveys the second tool to the sixth conveying path 410 after the assembly is completed. And taking out the product workpiece assembled on the second tool, wherein the second conveying channel 25 and the sixth conveying channel 410 descend and are respectively connected with the eighth conveying channel 530, the sixth conveying channel 410 conveys the second tool in the blank state to the eighth conveying channel 530 and conveys the second tool to the second conveying channel 25 through the eighth conveying channel 530, and the second conveying channel 25 ascends to enable the second tool in the blank state to clamp the next product workpiece. And (5) performing automatic backflow of the second tool in a reciprocating manner.

It should be noted that the description and drawings of the present application show preferred embodiments of the present application, but the present application may be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, which are not to be construed as additional limitations on the content of the present application, but are provided for the purpose of providing a more thorough understanding of the present disclosure. The above-described features are further combined with each other to form various embodiments not listed above, and are considered to be the scope described in the present specification; further, modifications and variations of the present utility model may occur to those skilled in the art in light of the foregoing teachings, and all such modifications and variations are intended to be within the scope of the appended claims.

Claims (10)

1. A duplex lift comprising;

a frame;

the first tool is used for clamping a product workpiece;

the first conveying module is arranged on the frame and comprises a first conveying channel and a first driving mechanism, the first conveying channel is used for conveying the first tool, and the first driving mechanism can drive the first conveying channel to move along a first direction;

the second conveying module is arranged on the rack;

the picking and placing mechanism is arranged on the rack;

when the first conveying channel moves to a first position, the pick-and-place mechanism can carry product workpieces between a first tool on the first conveying channel and the second conveying module;

when the first conveying channel moves to the second position, the first conveying channel can be connected with an external first tool backflow channel.

2. The double-station elevator as claimed in claim 1, wherein,

the first conveying module further comprises a first lifting rail and a first bracket;

the first conveying channel is arranged on the first support, the first support is in sliding connection with the first lifting rail, and the first driving mechanism can drive the first support to move on the first lifting rail.

3. The double-station elevator as claimed in claim 2, wherein,

the first driving mechanism comprises a first driving wheel, a second driving wheel, a first driving piece and a first motor;

the first driving wheel is in transmission connection with the first motor, the second driving wheel is rotatably connected to the frame, the first driving part is sleeved on the first driving wheel and the second driving wheel, and the first motor is used for driving the first driving wheel to rotate so as to drive the first driving part to drive;

the first bracket is fixedly connected with the first transmission piece.

4. The duplex lifter of claim 1 further comprising a second tooling;

the second conveying module comprises a second conveying channel and a second driving mechanism, the second conveying channel is used for conveying the second tool, and the second driving mechanism can drive the second conveying channel to move along the first direction;

when the first conveying channel moves to a first position and the second conveying channel moves to a third position, the pick-and-place mechanism can carry product workpieces between a first tool on the first conveying channel and a second tool on the second conveying module;

when the second conveying channel moves to the fourth position, the second conveying channel can be connected with an external second tooling return channel.

5. The double-station lift of claim 4, wherein in a second direction, the first position and the third position are on a same line; and/or

The second position and the fourth position are positioned on the same straight line along a second direction;

wherein the second direction is perpendicular to the first direction.

6. The double-station elevator according to claim 2, wherein the frame comprises a bottom plate and a frame body fixed on the bottom plate, and a plurality of supporting wheels are rotatably arranged on the surface of the bottom plate, which is away from the frame body;

the first conveying module, the second conveying module and the picking and placing mechanism are all arranged on the frame body.

7. The double station elevator of claim 6, wherein the surface of the bottom plate facing away from the frame is further provided with a plurality of anti-skid cups.

8. The duplex position elevator of claim 6, wherein the frame further comprises a support plate coupled to the frame, the pick-and-place mechanism is disposed on the support plate, and the first lifting rail is coupled between the support plate and the base plate.

9. A conveyor system comprising the duplex position elevator of any of claims 1-8, further comprising a first elevator and a test mechanism disposed between the first elevator and the duplex position elevator;

the testing mechanism comprises a testing component, a fourth conveying channel and a fifth conveying channel, wherein the first conveying channel is connected with the fourth conveying channel when in the first position, the first conveying channel is connected with the fifth conveying channel when in the second position, the fourth conveying channel and the fifth conveying channel are both used for conveying first tools, the testing component is arranged facing the fourth conveying channel, and the testing component is used for detecting product workpieces clamped by the first tools on the fourth conveying channel;

the first lifter comprises a third lifting module, the third lifting module comprises a third conveying channel and a third driving mechanism, and the third driving mechanism is used for driving the third conveying channel to lift, so that the third conveying channel can be connected with the fourth conveying channel and the fifth conveying channel respectively.

10. The conveyor system of claim 9, further comprising a second elevator and an assembly mechanism disposed between the second elevator and the duplex elevator;

the assembly mechanism comprises an assembly part, a seventh conveying channel and an eighth conveying channel, wherein the second conveying channel of the second conveying module is connected with the seventh conveying channel in a third position, the second conveying channel is connected with the eighth conveying channel in a fourth position, the seventh conveying channel and the eighth conveying channel are both used for conveying second tools, and the assembly part is movably arranged above the seventh conveying channel and used for assembling product workpieces clamped by the second tools on the seventh conveying channel;

the second lifter comprises a fourth lifting module, the fourth lifting module comprises a sixth conveying channel and a fourth driving mechanism, and the fourth driving mechanism is used for driving the sixth conveying channel to lift, so that the sixth conveying channel can be connected with the seventh conveying channel and the eighth conveying channel respectively.

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