CN112678526B

CN112678526B - Charging tray feeding and discharging system

Info

Publication number: CN112678526B
Application number: CN202011542277.9A
Authority: CN
Inventors: 刘禹文; 宋海肖; 谢陈亮
Original assignee: Guangdong Topstar Technology Co Ltd
Current assignee: Guangdong Topstar Technology Co Ltd
Priority date: 2020-12-23
Filing date: 2020-12-23
Publication date: 2022-06-14
Anticipated expiration: 2040-12-23
Also published as: CN112678526A

Abstract

The invention discloses a charging and discharging system for a charging tray, which comprises a frame body, a charging bin mechanism arranged on the frame body, a first grabbing mechanism, a second grabbing mechanism, a bearing horizontal transfer mechanism, a bearing up-down transfer mechanism and a charging tray discharging and sending-out mechanism. The bin mechanism comprises a bin sliding frame and a bin driver; the first grabbing mechanism is positioned right above the bin sliding frame, and the bearing horizontal transfer mechanism comprises a bearing horizontal sliding plate and a bearing horizontal driver; when the bearing horizontal sliding plate is switched to a bearing position, the bearing horizontal sliding plate is positioned under the first grabbing mechanism, and the first grabbing mechanism grabs and places a material tray on the bin sliding frame on the bearing horizontal sliding plate positioned at the bearing position; the second grabbing mechanism is positioned right above the bearing horizontal sliding plate and grabs the material tray on the bearing horizontal sliding plate and places the material tray on the bearing upper and lower transfer mechanisms, and the material tray discharging mechanism bears the material tray conveyed by the bearing upper and lower transfer mechanisms and discharges the material tray outwards; the purpose of assembly line operation of charging, transferring and discharging of the charging tray is achieved.

Description

Charging tray feeding and discharging system

Technical Field

The invention relates to a charging and discharging system, in particular to a charging and discharging system for a charging tray, which is used for automatic flow operation of charging, transferring and discharging of the charging tray.

Background

As is well known, laser engraving machines are widely used in machining. Wherein, in the battery production industry, the laser carving machine is also used for carrying out laser coding treatment on the rubber shell of the battery.

At present, in the process of laser coding of a rubber shell of a battery, the procedures of feeding, detecting and the like of the rubber shell are involved; in order to facilitate the batch storage of the rubber cases of the batteries, a material tray is generally used for storing the rubber cases in batches so as to improve the feeding efficiency of the rubber cases.

However, the existing material tray depends on manual feeding and discharging, and the automatic flow operation of feeding, transferring and discharging of the material tray cannot be realized, so that the production efficiency and the automation degree are influenced.

Therefore, there is a need for a tray loading and unloading system that can achieve automatic assembly line operations of tray loading, transferring and unloading to improve production efficiency and automation degree.

Disclosure of Invention

The invention aims to provide a charging tray feeding and discharging system which can realize the automatic flow operation of charging, transferring and discharging of a charging tray so as to improve the production efficiency and the automation degree.

In order to achieve the purpose, the charging tray feeding and discharging system comprises a frame body, and a bin mechanism, a first grabbing mechanism, a second grabbing mechanism, a bearing horizontal transfer mechanism, a bearing up-down transfer mechanism and a charging tray discharging and sending-out mechanism which are arranged on the frame body. The bin mechanism comprises a bin sliding frame for stacking and discharging material trays filled with workpieces and a bin driver for driving the bin sliding frame to switch between a material placing tray position and a material loading tray position; the first grabbing mechanism is positioned right above the bin sliding frame positioned at the material loading tray position, and the bearing horizontal transfer mechanism comprises a bearing horizontal sliding plate and a bearing horizontal driver for driving the bearing horizontal sliding plate to switch between a bearing position and a transfer position; bearing horizontal sliding plate switches to be located during the bearing position first grab mechanism under, first grab mechanism will be in feed tray on the feed bin balladeur train when going up the feed tray position is grabbed and is put and be located on the bearing horizontal sliding plate of bearing position, second grab mechanism is located transmit the position bearing horizontal sliding plate directly over, second grab mechanism will be located transmit the material tray on the bearing horizontal sliding plate of position grab and place in on the bearing is the lower and upper transmission mechanism. The material tray blanking and sending-out mechanism bears the material tray conveyed downwards by the upper and lower supporting and transferring mechanisms and also sends out the material tray outwards.

Preferably, the charging tray loading and unloading system further comprises a jacking mechanism which is installed on the frame and used for jacking up a charging tray on the bin carriage located at the charging tray position, the jacking mechanism comprises a jacking bracket and a jacking driver which is used for driving the jacking bracket to lift up and down, and the jacking bracket is located right below the charging tray on the bin carriage located at the charging tray position.

Preferably, the jacking mechanism further comprises a jacking screw rod and a jacking nut, the jacking screw rod is vertically arranged and rotatably mounted on the frame body, the jacking nut is slidably sleeved on the jacking screw rod, the jacking bracket is fixedly connected with the jacking nut, the jacking driver drives the jacking screw rod to rotate, and the bin carriage is provided with an avoiding space for the jacking bracket to enter when being switched to the feeding tray position.

Preferably, feed bin mechanism still contains feed bin lead screw and feed bin screw, feed bin lead screw horizontal arrangement and rotationally install in the framework, feed bin screw slidable suit in the feed bin lead screw, the feed bin balladeur train with feed bin screw fixed connection, the feed bin driver orders about the feed bin lead screw is rotatory.

Preferably, the bin sliding frame comprises a first side frame, a second side frame and an intermediate connecting frame, the first side frame and the second side frame are arranged side by side at intervals, the intermediate connecting frame is connected between the first side frame and the second side frame, the intermediate connecting frame, the first side frame and the second side frame jointly enclose the avoiding space, and the bin screw nut is fixedly connected with the first side frame.

Preferably, the horizontal bearing transfer mechanism further comprises a horizontal bearing screw and a horizontal bearing screw, the horizontal bearing screw is rotatably mounted in the frame and horizontally arranged, the horizontal bearing screw is slidably sleeved in the horizontal bearing screw, the horizontal bearing sliding plate is fixedly connected with the horizontal bearing screw, and the horizontal bearing driver drives the horizontal bearing screw to rotate.

Preferably, the first grabbing mechanism is suspended over the bin carriage at the material loading tray position through a gantry support, and the gantry support is mounted on the frame and crosses the bin carriage along a sliding direction staggered with the bin carriage; the second grabbing mechanism is suspended right above the horizontal sliding plate for supporting at the transferring position through a vertical support, and the vertical support is installed on the frame body.

Preferably, the first grabbing mechanism comprises a grabbing crane, a grabbing suction nozzle installed on the grabbing crane, and a grabbing driver installed on the gantry support, wherein an output end of the grabbing driver is arranged downwards, and the grabbing crane is installed on an output end of the grabbing driver.

Preferably, the second grabbing mechanism comprises a grabbing crane, a grabbing suction nozzle installed on the grabbing crane, and a grabbing driver installed on the vertical support, wherein the output end of the grabbing driver is arranged downwards, and the grabbing crane is installed on the output end of the grabbing driver.

Preferably, the upper and lower bearing transfer mechanism comprises an upper and lower bearing sliding plate, an upper and lower bearing screw rod, an upper and lower bearing nut and an upper and lower bearing driver, the lower tray discharging mechanism comprises a discharging driver and a discharging support bracket, the upper and lower bearing sliding plate is located under the horizontal bearing sliding plate at the transfer position, the upper and lower bearing screw rod is rotatably mounted on the frame body and located beside the horizontal bearing sliding plate at the transfer position, the upper and lower bearing nut is slidably sleeved on the upper and lower bearing screw rod, and the upper and lower bearing driver drives the upper and lower bearing screw rod to rotate. The support frame is arranged along being on a parallel with the sliding direction of feed bin balladeur train is sliding, send out the driver with it connects and orders about to send out the support frame and accept to switch between position and a ejection of compact position, send out the support frame switch to be located when accepting the position under the slide about the bearing, send out the support frame switch to be located when the ejection of compact position is in under the feed bin slide of material loading tray position.

Compared with the prior art, the material tray is convenient to place on the material tray sliding frame in batches when the material tray driver drives the material tray sliding frame to be switched to the material placing position by means of the matching of the material bin mechanism, the first grabbing mechanism, the second grabbing mechanism, the bearing horizontal transferring mechanism, the bearing upper and lower transferring mechanism and the material tray discharging and sending-out mechanism; when the bin driver drives the bin sliding frame to be switched to the material tray position, the material tray on the bin sliding frame at the material tray position is grabbed by the first grabbing mechanism and placed on the supporting horizontal sliding plate at the supporting position, and the supporting horizontal sliding plate is driven to be switched to the transferring position by the supporting horizontal driver; after the workpiece on the supporting horizontal sliding plate at the transferring position is taken out, the second grabbing mechanism grabs the material tray of the taken workpiece on the supporting horizontal sliding plate at the transferring position and places the material tray on the supporting upper and lower transferring mechanism, the supporting upper and lower transferring mechanism enables the material tray to slide downwards and place the material tray at the material tray discharging mechanism, and the material tray is discharged outwards by the material tray discharging mechanism; therefore, the automatic flow process of feeding, transferring and discharging the material tray from the upper part, the middle part and the lower part of the material tray feeding and discharging system is realized, so that the production efficiency and the automation degree are improved.

Drawings

Fig. 1 is a schematic perspective view of a charging tray loading and unloading system of the present invention.

Fig. 2 is a schematic perspective view of the charging tray loading and unloading system shown in fig. 1 at another angle.

Fig. 3 is a schematic perspective view of a bin mechanism in the charging tray loading and unloading system of the present invention.

Fig. 4 is a schematic perspective view of a first catching mechanism mounted on a gantry support in the tray loading and unloading system of the present invention.

Fig. 5 is a schematic perspective view of a second catching mechanism of the charging tray loading and unloading system of the present invention mounted on a vertical bracket.

Fig. 6 is a schematic perspective view of a horizontal transfer mechanism for supporting in a tray loading and unloading system according to the present invention.

Fig. 7 is a schematic plan view of the tray loading/unloading system according to the present invention, in which the upper and lower supporting transfer mechanisms and the tray unloading/sending mechanism are assembled together.

Fig. 8 is a schematic perspective view of the supporting up-and-down transfer mechanism in the tray loading and unloading system of the present invention.

Fig. 9 is a schematic perspective view of a jacking mechanism in the charging tray loading and unloading system of the present invention.

Fig. 10 is a schematic perspective view of a tray blanking and feeding mechanism in the tray blanking and feeding system of the present invention.

Detailed Description

In order to explain technical contents and structural features of the present invention in detail, the following description is made with reference to the embodiments and the accompanying drawings.

Referring to fig. 1, 2 and 6, the tray loading and unloading system 100 of the present invention includes a frame 10, a bin mechanism 20 mounted on the frame 10, a first picking mechanism 30, a second picking mechanism 40, a supporting horizontal transfer mechanism 50, a supporting up-and-down transfer mechanism 60 and a tray unloading and delivering mechanism 90. The magazine mechanism 20 includes a magazine carriage 21 for discharging a stack of trays 200 filled with workpieces 210 (such as, but not limited to, the glue shells shown in fig. 4) and a magazine driver 22 for driving the magazine carriage 21 to switch between a discharge tray position and an upper tray position (see fig. 1); the first grabbing mechanism 30 is positioned right above the bin carriage 21 at the charging tray position, so that the first grabbing mechanism 30 can grab the charging tray 200 on the bin carriage 21 at the charging tray position; the bearing horizontal transfer mechanism 50 comprises a bearing horizontal sliding plate 51 and a bearing horizontal driver 52 for driving the bearing horizontal sliding plate 51 to switch between a bearing position and a transfer position (see fig. 1); when the bearing horizontal sliding plate 51 is switched to the bearing position, the bearing horizontal sliding plate is positioned right below the first grabbing mechanism 30, and at the moment, the first grabbing mechanism 30 can grab and place the tray 200 on the bin sliding frame 21 at the tray loading position onto the bearing horizontal sliding plate 51 at the bearing position; the second picking mechanism 40 is positioned right above the bearing horizontal sliding plate 51 at the transfer position, the second picking mechanism 40 picks up the tray 200 on the bearing horizontal sliding plate 51 at the transfer position and places the tray on the bearing upper and lower transfer mechanisms 60, the tray blanking and sending mechanism 90 receives the tray 200 conveyed downwards by the bearing upper and lower transfer mechanisms 60, and the tray blanking and sending mechanism 90 also conveys the tray 200 outwards; it should be noted that before the second picking mechanism 40 places the tray 200 on the support up-and-down transfer mechanism 60, the support horizontal driver 52 is required to drive the support horizontal sliding plate 51 to switch to the support position, so as to avoid the support horizontal sliding plate 51 from causing an obstacle when the second picking mechanism 40 places the tray 200 on the support up-and-down transfer mechanism 60. Specifically, in order to make the first gripping mechanism 30 more reliably grip the tray 200 filled with the workpiece 210 from the bin slide 21, the tray loading and unloading system 100 of the present invention further includes a jacking mechanism 70 mounted on the frame 10 and used for jacking up the tray 200 on the bin carriage 21 located at the tray loading position, the jacking mechanism 70 includes a jacking bracket 71 and a jacking driver 72 used for driving the jacking bracket 71 to move up and down, and the jacking bracket 71 is located right below the tray 200 on the bin carriage 21 located at the tray loading position. More specifically, the following:

as shown in fig. 9, the jacking mechanism 70 further includes a jacking screw 73 and a jacking screw 74. The jacking screw rods 73 are vertically arranged and rotatably arranged on the frame body 10, and the frame body 10 provides a supporting function for the jacking screw rods 73; the jacking screw nut 74 is slidably sleeved on the jacking screw rod 73, and the jacking bracket 71 is fixedly connected with the jacking screw nut 74, so that the jacking bracket 71 and the jacking screw nut 74 are fixed together; the jacking driver 72 drives the jacking screw rod 73 to rotate, and the rotating jacking screw rod 73 drives the jacking screw nut 74 and the jacking bracket 71 to perform upward jacking sliding or downward sliding; the bin carriage 21 is provided with an avoidance space 211 for the top bracket 71 to enter when the bin carriage 21 is switched to the charging tray position, so that the top bracket 71 can lift all the charging trays 200 on the bin carriage 21 upwards together. Specifically, in fig. 9, the jacking driver 72 is a motor, which drives the jacking screw rod 73 to rotate through belt transmission, but of course, in other embodiments, the jacking driver 72 may also drive the jacking screw rod 73 to rotate through chain transmission or gear transmission; in addition, the jacking driver 72 can directly (i.e. without belt, chain or gear) drive the jacking screw rod 73 to rotate, and therefore, the above description is not limited.

As shown in fig. 2 and 3, the bin mechanism 20 further includes a bin screw 23 and a bin screw 24. The bin screw rod 23 is horizontally arranged and rotatably arranged on the frame body 10, and the frame body 10 provides a supporting function for the bin screw rod 23; the bin screw nut 24 is slidably sleeved on the bin screw rod 23, and the bin carriage 21 is fixedly connected with the bin screw nut 24, so that the bin carriage 21 and the bin screw nut 24 are fixed together; the bin driver 22 drives the bin screw 23 to rotate, and the bin screw 23 drives the bin screw 24 to slide together with the bin sliding plate 21, so that the bin sliding plate 21 can be smoothly switched between the discharging position and the feeding position. Specifically, the bin carriage 21 includes a first side frame 21a, a second side frame 21b, and an intermediate connecting frame 21 c; the first side frame 21a and the second side frame 21b are arranged side by side at intervals, the intermediate connecting frame 21c is connected between the first side frame 21a and the second side frame 21b, the intermediate connecting frame 21c, the first side frame 21a and the second side frame 21b jointly enclose an avoidance space 211, and the bin screw 24 is fixedly connected with the first side frame 21a, so that the matching between the bin carriage 21 and the top bracket 71 is more compact and reliable. For example, the bin driver 22 is a motor, which directly drives the bin screw 23 to rotate, but in other embodiments, the bin driver 22 can drive the bin screw 23 to rotate through a belt transmission, a chain transmission or a gear transmission, and therefore the disclosure is not limited thereto.

As shown in fig. 1 and 6, the support horizontal transfer mechanism 50 further includes a support horizontal screw 53 and a support horizontal screw 54. The bearing horizontal screw rod 53 is rotatably arranged on the frame body 10 and is horizontally arranged, and the frame body 10 provides a supporting function for the bearing horizontal screw rod 53; the bearing horizontal screw nut 54 is slidably sleeved on the bearing horizontal screw rod 53, and the bearing horizontal sliding plate 51 is fixedly connected with the bearing horizontal screw nut 54, so that the bearing horizontal sliding plate 51 and the bearing horizontal screw nut 54 are fixed together; the bearing horizontal driver 52 drives the bearing horizontal screw 53 to rotate, and the rotating bearing horizontal screw 53 drives the bearing horizontal screw 54 and the bearing horizontal sliding plate 51 to smoothly, stably and accurately switch between the bearing position and the transferring position. Specifically, in fig. 6, the support horizontal driver 52 is a motor, which drives the support horizontal screw 53 to rotate through belt transmission, however, in other embodiments, the support horizontal driver 52 may drive the support horizontal screw 53 to rotate through chain transmission or gear transmission; in addition, the horizontal holding driver 52 can directly rotate the horizontal holding screw 53, and therefore the above description is not intended to limit the present invention.

As shown in fig. 1 and 4, the first catching mechanism 30 is suspended directly above the bin carriage 21 at the tray loading position by a gantry bracket 80a, and the gantry bracket 80a is mounted on the frame 10 and crosses the bin carriage 21 in a direction crossing the sliding direction of the bin carriage 21, so that the arrangement between the first catching mechanism 30 and the bin carriage 21 is more reasonable and compact. Specifically, the first picking mechanism 30 includes a picking crane 31, a picking suction nozzle 32 mounted on the picking crane 31, and a picking driver 33 mounted on the gantry support 80 a; the arrangement in which the output end 331 of the gripping driver 33 is disposed downward and the gripping elevating frame 31 is mounted on the output end 331 of the gripping driver 33 can simplify the assembly structure between the gripping driver 33 and the gripping elevating frame 31. The grabbing actuator 33 is, for example, a cylinder or a cylinder, but not limited thereto. It should be noted that the sliding directions of the bin carriage 21 are the direction indicated by the arrow a in fig. 1 and the opposite direction; the gantry 80a spans in the direction indicated by the arrow B in fig. 1 or in the opposite direction.

As shown in fig. 1 and 5, the second pick-up mechanism 40 is suspended directly above the support horizontal slide plate 51 at the transfer position by a vertical bracket 80b, the vertical bracket 80b is attached to the frame 10, the vertical bracket 80b is fixed by the frame 10, and the vertical bracket 80b suspends the second pick-up mechanism 40 directly above the support horizontal slide plate 51 at the transfer position. Specifically, in fig. 5, the second picking mechanism 40 includes a picking lift 41, a picking suction nozzle 42 mounted to the picking lift 41, and a picking driver 43 mounted to the vertical bracket 80b, an output end of the picking driver 43 is disposed downward, and the picking lift 41 is mounted to an output end of the picking driver 43, so as to simplify an assembly structure between the picking driver 43 and the picking lift 41. The grabbing actuator 43 is, for example, a cylinder or a cylinder, but not limited thereto.

As shown in fig. 2, 7, and 8, the support up-down transfer mechanism 60 includes a support up-down slide plate 61, a support up-down screw 62, a support up-down nut 63, and a support up-down driver 64. The supporting up-down sliding plate 61 is positioned right below the supporting horizontal sliding plate 51 in the transfer position, so that when the supporting horizontal sliding plate 51 is switched to the supporting position, the second picking mechanism 40 places the empty tray 200 (i.e. the workpieces 200 on the tray 200 are all transferred away) on the supporting up-down sliding plate 61; lead screw 62 is rotationally installed in framework 10 about the bearing, provide the support to lead screw 62 about the bearing by framework 10, lead screw 62 is located the next door that is in the horizontal slide plate 51 of bearing that transmits the position about the bearing, lead screw 62 about the bearing suit in the bearing about lead screw 63 slidable, lead screw 62 rotates about the bearing is ordered about the bearing to driver 63 about the bearing, lead screw 63 does more steady, smooth and easy and accurate up-and-down to slide along with slide plate 61 about the bearing is driven by lead screw 62 about the pivoted bearing. For example, the support up-down driver 64 is a motor that drives the support up-down screw 62 to rotate through belt transmission, but in other embodiments, it can also drive the support up-down screw 62 to rotate through chain transmission or gear transmission; in addition, the support up-down driver 64 may directly drive the support up-down screw 62 to rotate, and thus, the present invention is not limited thereto.

As shown in fig. 2, 7, and 10, the tray blanking and feeding mechanism 90 includes a feeding driver 91 and a feeding support bracket 92. The sending-out support bracket 92 is arranged in a sliding manner along a sliding direction (i.e. the direction indicated by the arrow a in fig. 1 or the opposite direction) parallel to the bin carriage 21, the sending-out driver 91 is connected with the sending-out support bracket 92 and drives the sending-out support bracket 92 to switch between a receiving position and a discharging position (see fig. 7), and the sending-out support bracket 92 is positioned right below the supporting upper and lower sliding plates 61 when being switched to the receiving position, so that the supporting upper and lower sliding plates 61 can hold the tray 200 down and place the tray at the sending-out support bracket 92; the discharge support bracket 92 is located right below the bin slide 21 in the loading position when switched to the discharge position, as shown in fig. 2, to facilitate the discharging operation of the tray 200. It can be understood that when the tray loading and unloading system 100 of the present invention further includes the ejecting mechanism 70, the sending-out support bracket 92 is located right below the top bracket 71 when switched to the discharging position.

Compared with the prior art, by means of the matching of the bin mechanism 20, the first grabbing mechanism 30, the second grabbing mechanism 40, the supporting horizontal transfer mechanism 50, the supporting up-down transfer mechanism 60 and the tray discharging and sending-out mechanism 90, when the bin driver 22 drives the bin carriage 21 to be switched to the discharging position, the bin carriage 21 switched to the discharging position horizontally extends outwards along the direction far away from the first grabbing mechanism 30, so that the first grabbing mechanism 30 is prevented from causing obstacles in the process that external trays 200 are placed on the bin carriage 21 in batches, and the trays 200 are conveniently placed on the bin carriage 21 in batches; when the bin driver 22 drives the bin carriage 21 to switch to the tray loading position, the first grabbing mechanism 30 grabs the tray 200 on the bin carriage 21 at the tray loading position and places the tray on the supporting horizontal sliding plate 51 at the supporting position, and the supporting horizontal driver 52 drives the supporting horizontal sliding plate 51 to switch to the transferring position; after the workpiece 210 on the support horizontal sliding plate 51 in the transfer position is taken out, the second picking mechanism 40 picks up the tray 200 on the support horizontal sliding plate 51 in the transfer position, which is taken out of the workpiece 210, and places the tray on the support up-and-down transfer mechanism 60, and the support up-and-down transfer mechanism 60 makes the tray 200 slide downwards and place the tray at the tray discharging mechanism 90, and the tray 200 is discharged outwards by the tray discharging mechanism 90; therefore, the purpose of automated line production of feeding, transferring and discharging the trays 200 from above and from below of the tray loading and discharging system 100 of the present invention is achieved.

The above disclosure is only a preferred embodiment of the present invention, and should not be taken as limiting the scope of the invention, so that the appended claims are intended to cover all such modifications and changes as fall within the true spirit of the invention.

Claims

1. A feeding and discharging system for a material tray is characterized by comprising a frame body, and a material tray mechanism, a first grabbing mechanism, a second grabbing mechanism, a bearing horizontal transferring mechanism, a bearing upper and lower transferring mechanism, a jacking mechanism and a material tray discharging and discharging mechanism which are arranged on the frame body, wherein the material tray mechanism comprises a material tray stack for filling workpieces and a material tray driver for driving the material tray stack to discharge and the material tray driver for driving the material tray slide to switch between a material discharging tray position and a material feeding tray position, the first grabbing mechanism is positioned right above the material tray slide at the material feeding tray position, the bearing horizontal transferring mechanism comprises a bearing horizontal sliding plate and a bearing horizontal driver for driving the bearing horizontal sliding plate to switch between a bearing position and a transferring position, and the bearing horizontal sliding plate is positioned right below the first grabbing mechanism when being switched to the bearing position, the first grabbing mechanism grabs and places the material tray on the bin sliding frame at the material loading position on the supporting horizontal sliding plate at the supporting position, the second grabbing mechanism is positioned right above the supporting horizontal sliding plate at the transferring position, the second grabbing mechanism grabs and places the material tray on the supporting horizontal sliding plate at the transferring position on the supporting up-and-down transferring mechanism, the material tray discharging mechanism bears the material tray conveyed downwards by the supporting up-and-down transferring mechanism, and the material tray discharging mechanism further enables the material tray to be discharged outwards;

the jacking mechanism is used for jacking up a material tray on the bin carriage at the material tray loading position, the jacking mechanism comprises a jacking bracket and a jacking driver used for driving the jacking bracket to ascend and descend vertically, and the jacking bracket is positioned right below the material tray on the bin carriage at the material tray loading position; the feed bin balladeur train is seted up the feed bin balladeur train switch over to supply when going up the charging tray position the space of dodging that the top bracket got into, the feed bin balladeur train contains first side bearer, second side bearer and intermediate junction frame, first side bearer and second side bearer are arranged side by side apart each other, intermediate junction frame connect in between first side bearer and the second side bearer, intermediate junction frame, first side bearer and second side bearer three enclose jointly dodge the space.

2. The charging tray loading and unloading system according to claim 1, wherein the jacking mechanism further comprises a jacking screw rod and a jacking nut, the jacking screw rod is vertically arranged and rotatably mounted on the frame body, the jacking nut is slidably sleeved on the jacking screw rod, the jacking bracket is fixedly connected with the jacking nut, and the jacking driver drives the jacking screw rod to rotate.

3. The tray loading and unloading system according to claim 2, wherein the bin mechanism further comprises a bin screw and a bin nut, the bin screw is horizontally arranged and rotatably mounted on the frame, the bin nut is slidably sleeved on the bin screw, the bin carriage is fixedly connected with the bin nut, and the bin driver drives the bin screw to rotate.

4. The tray loading and unloading system of claim 3, wherein the bin nut is fixedly connected with the first side frame.

5. The tray loading and unloading system according to claim 1, wherein the bearing horizontal transfer mechanism further includes a bearing horizontal screw rod and a bearing horizontal nut, the bearing horizontal screw rod is rotatably mounted in the frame and horizontally arranged, the bearing horizontal nut is slidably sleeved on the bearing horizontal screw rod, the bearing horizontal sliding plate is fixedly connected with the bearing horizontal nut, and the bearing horizontal driver drives the bearing horizontal screw rod to rotate.

6. The tray loading and unloading system according to claim 1, wherein the first grabbing mechanism is suspended directly above the bin carriage at the loading position by a gantry support, and the gantry support is mounted on the frame and traverses the bin carriage in a sliding direction crossing the bin carriage; the second grabbing mechanism is suspended right above the horizontal sliding plate for supporting at the transferring position through a vertical support, and the vertical support is installed on the frame body.

7. The tray loading and unloading system according to claim 6, wherein the first grabbing mechanism comprises a grabbing crane, a grabbing suction nozzle mounted on the grabbing crane, and a grabbing driver mounted on the gantry support, wherein an output end of the grabbing driver is arranged downward, and the grabbing crane is mounted on an output end of the grabbing driver.

8. The tray loading and unloading system according to claim 6, wherein the second grabbing mechanism comprises a grabbing crane, a grabbing suction nozzle mounted on the grabbing crane, and a grabbing driver mounted on the vertical support, wherein an output end of the grabbing driver is arranged downward, and the grabbing crane is mounted on an output end of the grabbing driver.

9. The tray loading and unloading system according to claim 1, wherein the tray unloading and unloading transfer mechanism includes a tray upper and lower slide plate, a tray upper and lower screw rod, a tray upper and lower screw nut, and a tray upper and lower driver, the tray unloading and unloading mechanism includes an unloading driver and an unloading support bracket, the tray upper and lower slide plate is located under the tray horizontal slide plate at the transfer position, the tray upper and lower screw rod is rotatably mounted on the frame and located beside the tray horizontal slide plate at the transfer position, the tray upper and lower screw nut is slidably sleeved on the tray upper and lower screw rod, the tray upper and lower screw rod is driven by the tray upper and lower driver to rotate, the unloading support bracket is arranged in a sliding manner along a sliding direction parallel to the bin carriage, the unloading driver is connected with the unloading support bracket and drives the unloading support bracket to switch between a receiving position and an unloading position, the material conveying and supporting device is characterized in that the material conveying and supporting bracket is positioned under the supporting upper and lower sliding plates when being switched to the supporting position, and the material conveying and supporting bracket is positioned under the bin sliding plate positioned at the material loading tray position when being switched to the discharging position.