CN112678526B - Tray loading and unloading system - Google Patents

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

Tray loading and unloading system

technical field

The invention relates to a loading and unloading system, in particular to a loading and unloading system for loading, transferring and unloading a loading tray with automatic flow operation.

Background technique

As we all know, laser engraving machines are widely used in machining. Among them, in the battery production industry, a laser engraving machine is also used to perform laser code processing on the plastic shell of the battery.

At present, in the process of radium coding of the plastic shell of the battery, it involves the processes of feeding and testing the plastic shells one by one; in order to facilitate the storage of the plastic shells of the battery in batches, the plastic shells are generally stored in batches in the material tray, so as to improve the performance of the battery. The feeding efficiency of the plastic shell.

However, the existing trays rely on manual loading and unloading, which cannot realize the automatic flow of feeding, transferring and unloading of the trays, thus affecting the production efficiency and the degree of automation.

Therefore, there is an urgent need for a tray loading and unloading system that can realize automatic flow operations of tray feeding, transfer and unloading to improve production efficiency and automation to overcome the above-mentioned defects.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide a tray loading and unloading system which can realize automatic flow operation of feeding, transferring and discharging of the tray to improve the production efficiency and the degree of automation.

In order to achieve the above purpose, the tray loading and unloading system of the present invention includes a frame body and a silo mechanism installed on the frame body, a first grabbing mechanism, a second grabbing mechanism, a supporting horizontal transfer mechanism, and a supporting up-down mechanism. The transfer mechanism and the feeding and feeding mechanism of the tray. The silo mechanism includes a silo carriage for stacking and discharging the silo filled with workpieces and a silo driver for driving the silo carriage to switch between a discharging tray position and a feeding tray position; The first grabbing mechanism is located just above the silo carriage at the position of the feeding tray, and the supporting horizontal transfer mechanism includes a supporting horizontal sliding plate and a supporting horizontal sliding plate for driving the supporting horizontal sliding plate on a supporting plate. A supporting horizontal driver that switches between the position and a transfer position; the supporting horizontal slide plate is located directly below the first grabbing mechanism when it is switched to the supporting position, and the first grabbing mechanism will be in the position In the above-mentioned feeding tray position, the material tray on the silo carriage is picked and placed on the supporting horizontal sliding plate located at the supporting position, and the second picking mechanism is located on the supporting horizontal sliding plate located at the transfer position. Right above, the second pick-up mechanism picks up the material tray on the support horizontal slide plate at the transfer position and places it on the support up-down transfer mechanism. The material tray feeding and feeding mechanism receives the feeding tray conveyed downward by the supporting up-down transfer mechanism, and the feeding tray feeding and feeding mechanism also sends the feeding tray out.

Preferably, the material tray loading and unloading system of the present invention further includes a jacking mechanism installed on the frame body and used to lift up the material tray on the silo carriage located at the feeding tray position, and the lifting mechanism The support mechanism includes a top bracket and a top support driver for driving the top bracket to ascend and descend up and down, and the top bracket is located directly below the material tray on the silo carriage at the position of the feeding tray.

Preferably, the jacking mechanism further comprises a jacking screw rod and a jacking screw nut, the jacking screw rod is arranged up and down and is rotatably installed on the frame body, and the jacking screw nut is slidably sleeved. In the jacking screw rod, the jacking bracket is fixedly connected with the jacking screw nut, the jacking driver drives the jacking screw rod to rotate, and the silo carriage is opened on the silo. An escape space for the top bracket to enter when the carriage is switched to the feeding tray position.

Preferably, the silo mechanism also includes a silo screw and a silo nut, the silo screw is horizontally arranged and rotatably installed on the frame body, and the silo nut is slidably sleeved. In the silo screw, the silo carriage is fixedly connected with the silo nut, and the silo driver drives the silo screw to rotate.

Preferably, the silo carriage includes a first side frame, a second side frame and an intermediate connection frame, the first side frame and the second side frame are arranged side by side at a distance from each other, and the intermediate connection frame is connected to the 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 avoidance space, and the silo nut and the first side frame Side frame fixed connection.

Preferably, the supporting horizontal transfer mechanism further comprises a supporting horizontal screw rod and a supporting horizontal screw nut, the supporting horizontal screw rod is rotatably installed on the frame body and arranged horizontally, and the supporting horizontal screw rod is The horizontal nut is slidably sleeved on the supporting horizontal screw, the supporting horizontal sliding plate is fixedly connected with the supporting horizontal nut, and the supporting horizontal driver drives the supporting horizontal screw to rotate.

Preferably, the first grabbing mechanism is suspended right above the silo carriage at the feeding tray position through a gantry bracket, and the gantry bracket is installed on the frame body and staggered along the silo. The sliding direction of the silo carriage traverses the silo carriage; the second grabbing mechanism is suspended directly above the supporting horizontal slide plate at the transfer position through a vertical bracket, and the vertical The bracket is mounted on the frame body.

Preferably, the first pick-up mechanism comprises a pick-up lift frame, a pick-up nozzle mounted on the pick-up lift frame, and a pick-up driver mounted on the gantry bracket, and the output end of the pick-up driver faces downwards Arrangement, the pick-up lift frame is mounted on the output of the pick-up drive.

Preferably, the second pick-up mechanism comprises a pick-up lift frame, a pick-up nozzle mounted on the pick-up lift frame, and a pick-up driver mounted on the vertical bracket, and the output end of the pick-up driver faces toward the vertical frame. In the lower arrangement, the pick-up lift frame is mounted on the output of the pick-up drive.

Preferably, the supporting up-and-down transfer mechanism includes a supporting upper and lower slide plate, a supporting upper and lower screw rod, a supporting upper and lower screw nut, and a supporting up and down driver, and the material tray feeding and feeding mechanism includes a feeding driver and a feeding bracket. , the supporting upper and lower sliding plates are located directly below the supporting horizontal sliding plate in the transfer position, and the supporting upper and lower screw rods are rotatably installed on the frame body and are located in the supporting horizontal sliding plate in the transfer position. Next to the supporting upper and lower screw nuts, the supporting upper and lower screw nuts are slidably sleeved on the supporting upper and lower screw rods, and the supporting up and down drive drives the supporting upper and lower screw rods to rotate. The sending-out bearing bracket is arranged in a sliding manner along the sliding direction parallel to the silo carriage, and the sending-out driver is connected with the sending-out bearing bracket and drives the sending-out bearing bracket at a receiving position to communicate with a When switching between the discharge positions, the sending support bracket is located directly below the upper and lower slide plates of the support when it is switched to the receiving position, and the sending support bracket is located on the upper side when it is switched to the discharge position. Directly below the silo slide at the silo position.

Compared with the prior art, with the cooperation of the silo mechanism, the first grabbing mechanism, the second grabbing mechanism, the supporting horizontal transfer mechanism, the supporting up-down transfer mechanism and the feeding and discharging mechanism of the tray, the silo driver drives the When the silo carriage is switched to the feeding tray position, it is convenient to place the feeding trays on the silo carriage in batches; when the silo driver drives the silo carriage to switch to the feeding tray position, the first grabbing mechanism will The material tray on the silo carriage in the feeding tray position is picked up and placed on the supporting horizontal sliding plate in the supporting position, and the supporting horizontal sliding plate is driven by the supporting horizontal driver to switch to the transfer position; After the workpieces on the supporting horizontal slide plate are picked up, the second grabbing mechanism will pick up the trays on the supporting horizontal slide plate at the transfer position that have been picked up and place them on the supporting up-down transfer mechanism. The upper and lower transfer mechanism is supported to move the material tray downward and place it at the material tray unloading and sending mechanism, and the material tray is sent out by the material tray unloading and sending mechanism; therefore, the system of the present invention is realized. The purpose of automatic flow operation of feeding trays from above, intermediate transfer and unloading from below, so as to improve production efficiency and automation.

Description of drawings

FIG. 1 is a schematic three-dimensional structure diagram of the tray loading and unloading system of the present invention.

FIG. 2 is a schematic three-dimensional structural diagram of the tray loading and unloading system shown in FIG. 1 at another angle.

FIG. 3 is a schematic three-dimensional structural diagram of a silo mechanism in the tray loading and unloading system of the present invention.

4 is a schematic three-dimensional structural diagram of the first grabbing mechanism installed on the gantry bracket in the tray loading and unloading system of the present invention.

FIG. 5 is a schematic three-dimensional structural diagram of the second grabbing mechanism in the tray loading and unloading system of the present invention installed on the vertical support.

6 is a schematic three-dimensional structural diagram of a supporting horizontal transfer mechanism in the tray loading and unloading system of the present invention.

FIG. 7 is a schematic plan view of the structure when the supporting up-down transfer mechanism and the tray unloading and feeding mechanism are assembled together in the tray loading and unloading system of the present invention.

FIG. 8 is a schematic three-dimensional structural diagram of the supporting up-down transfer mechanism in the tray loading and unloading system of the present invention.

FIG. 9 is a schematic three-dimensional structural diagram of the jacking mechanism in the tray loading and unloading system of the present invention.

FIG. 10 is a schematic three-dimensional structural diagram of the feeding and discharging mechanism of the feeding tray in the feeding and discharging system of the feeding tray of the present invention.

Detailed ways

In order to describe the technical content and structural features of the present invention in detail, further description will be given below with reference to the embodiments and the accompanying drawings.

Referring to FIGS. 1 , 2 and 6 , the tray loading and unloading system 100 of the present invention includes a frame body 10 , a silo mechanism 20 mounted on the frame body 10 , a first pick-up mechanism 30 , and a second pick-up mechanism 40 , Support the horizontal transfer mechanism 50, support the upper and lower transfer mechanism 60 and the material tray unloading and sending mechanism 90. The silo mechanism 20 includes a silo carriage 21 for stacking and discharging the silo 200 filled with workpieces 210 (such as but not limited to the plastic shells shown in FIG. 4 ), and a silo carriage 21 for driving the silo carriage 21 to a discharge tray position Silo drive 22 to switch between a loading tray position (see FIG. 1 ); first pick-up mechanism 30 is located directly above silo carriage 21 in the loading tray position to facilitate first pick-up mechanism 30 Pick up the material tray 200 on the silo carriage 21 at the feeding tray position; the supporting horizontal transfer mechanism 50 includes a supporting horizontal sliding plate 51 and a supporting horizontal sliding plate 51 for driving the supporting horizontal sliding plate 51 to a supporting position and a transfer position (See Fig. 1) The supporting horizontal drive 52 is switched between; the supporting horizontal sliding plate 51 is located just below the first grabbing mechanism 30 when it is switched to the supporting position, at this time, the first grabbing mechanism 30 can be in the upper position. In the tray position, the material tray 200 on the silo carriage 21 is picked and placed on the supporting horizontal sliding plate 51 in the supporting position; the second picking mechanism 40 is located directly above the supporting horizontal sliding plate 51 in the transferring position, The second picking mechanism 40 picks up the tray 200 on the supporting horizontal slide 51 at the transfer position and places it on the supporting up-down transfer mechanism 60 , and the tray unloading and sending mechanism 90 receives the supporting up-down transfer mechanism 60 downward. For the conveyed tray 200, the tray unloading and delivery mechanism 90 also transports the tray 200 outward; it should be noted that, before the second pick-up mechanism 40 places the tray 200 on the supporting up-down transfer mechanism 60 , the supporting horizontal driver 52 is required to drive the supporting horizontal sliding plate 51 to switch to the supporting position, so as to avoid the supporting horizontal sliding plate 51 from causing obstacles when the second picking mechanism 40 places the tray 200 on the supporting up-down transfer mechanism 60 . Specifically, in order for the first picking mechanism 30 to more reliably pick up the tray 200 filled with the workpieces 210 from the silo slide 21 , the tray loading and unloading system 100 of the present invention further includes a tray mounted on the frame body 10 and used to The jacking mechanism 70 for lifting the material tray 200 on the silo carriage 21 at the feeding tray position. The jacking mechanism 70 includes a jacking bracket 71 and a jacking driver 72 for driving the jacking bracket 71 to move up and down. The top bracket 71 is located directly below the tray 200 on the magazine carriage 21 in the loading tray position. More specifically, as follows:

As shown in FIG. 9 , the jacking mechanism 70 further includes a jacking screw 73 and a jacking screw nut 74 . The jacking screw 73 is arranged up and down and is rotatably installed on the frame body 10, and the frame 10 provides support for the jacking screw 73; the jacking screw 74 is slidably sleeved on the jacking screw 73, and the top bracket 71 is fixedly connected with the jacking screw 74, so that the jacking bracket 71 and the jacking screw 74 are fixed together; the jacking driver 72 drives the jacking screw 73 to rotate, and the rotating jacking screw 73 drives the jacking screw 73 74 together with the top bracket 71 to lift up or slide downward; the silo carriage 21 is provided with an escape space for the top bracket 71 to enter when the silo carriage 21 is switched to the feeding tray position 211, so that the top bracket 71 lifts up all the trays 200 on the silo carriage 21 together. Specifically, in FIG. 9, the jacking driver 72 is a motor, which drives the jacking screw 73 to rotate through a belt drive. Of course, in other embodiments, the jacking driver 72 can also be driven by a chain drive or a gear drive. The jacking screw 73 rotates; in addition, the jacking driver 72 can also drive the jacking screw 73 to rotate directly (ie not through a belt drive, chain drive or gear drive), so the above description is not limited.

As shown in FIGS. 2 and 3 , the silo mechanism 20 further includes a silo screw 23 and a silo nut 24 . The silo screw 23 is arranged horizontally and can be rotatably installed on the frame body 10, and the frame body 10 provides support for the silo screw 23; The frame 21 is fixedly connected with the silo nut 24, so that the silo carriage 21 and the silo nut 24 are fixed together; the silo driver 22 drives the silo screw 23 to rotate, and the rotating silo screw 23 drives the material The silo nut 24 slides together with the silo sliding plate 21, so that the silo sliding plate 21 can be smoothly and smoothly switched between the position of the discharge tray and the position of the feeding tray. Specifically, the silo carriage 21 includes a first side frame 21a, a second side frame 21b and an intermediate connecting frame 21c; the first side frame 21a and the second side frame 21b are arranged side by side at a distance from each other, and the intermediate connecting frame 21c is connected to 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 together enclose an escape space 211, the silo nut 24 and the first side frame 21a The fixed connection makes the cooperation between the silo carriage 21 and the top bracket 71 more compact and reliable. For example, the silo driver 22 is a motor, which directly drives the silo screw 23 to rotate. Of course, in other embodiments, the silo driver 22 can also drive the silo through a belt drive, a chain drive or a gear drive The screw 23 rotates, so it is not limited to this.

As shown in FIGS. 1 and 6 , the supporting horizontal transfer mechanism 50 further includes a supporting horizontal screw 53 and a supporting horizontal nut 54 . The supporting horizontal screw 53 is rotatably installed on the frame body 10 and arranged horizontally, and the frame 10 provides support for the supporting horizontal screw 53; the supporting horizontal screw 54 is slidably sleeved on the supporting horizontal screw 53, the supporting horizontal sliding plate 51 is fixedly connected with the supporting horizontal nut 54, so that the supporting horizontal sliding plate 51 and the supporting horizontal nut 54 are fixed together; the supporting horizontal driver 52 drives the supporting horizontal screw 53 to rotate, and is The rotating supporting horizontal screw 53 drives the supporting horizontal screw nut 54 together with the supporting horizontal sliding plate 51 to switch between the supporting position and the transfer position smoothly, smoothly and accurately. Specifically, in FIG. 6 , the supporting horizontal driver 52 is a motor, which drives the supporting horizontal screw 53 to rotate through a belt drive. Of course, in other embodiments, the supporting horizontal driver 52 can also be driven by a chain or gears. The transmission drives the supporting horizontal screw 53 to rotate; in addition, the supporting horizontal driver 52 can also directly drive the supporting horizontal screw 53 to rotate, so the above description is not limited.

As shown in FIG. 1 and FIG. 4 , the first grabbing mechanism 30 is suspended directly above the silo carriage 21 at the feeding tray position through a gantry bracket 80a, and the gantry bracket 80a is installed on the frame body 10 and staggered along the The sliding direction of the silo carriage 21 crosses the silo carriage 21 , so that the arrangement between the first grabbing mechanism 30 and the silo carriage 21 is more reasonable and compact. Specifically, the first pick-up mechanism 30 includes a pick-up lift frame 31, a pick-up nozzle 32 mounted on the pick-up lift frame 31, and a pick-up driver 33 mounted on the gantry bracket 80a; the output end 331 of the pick-up driver 33 faces toward In the lower arrangement, the picking up and down frame 31 is mounted on the output end 331 of the grabbing driver 33 , and this arrangement can simplify the assembling structure between the picking up driver 33 and the picking up and down lifting frame 31 . For example, the grab driver 33 is an air cylinder or an oil cylinder, but not limited thereto. It should be noted that the sliding direction of the silo carriage 21 is the direction indicated by the arrow A in FIG. 1 and the opposite direction; the spanning direction of the gantry bracket 80a is the direction indicated by the arrow B in FIG. 1 or the opposite direction.

As shown in FIG. 1 and FIG. 5 , the second grabbing mechanism 40 is suspended directly above the supporting horizontal slide plate 51 in the transfer position through a vertical bracket 80b. The vertical bracket 80b is installed on the frame body 10, and the frame body 10. The vertical bracket 80b is fixed, and the vertical bracket 80b suspends the second pick-up mechanism 40 directly above the supporting horizontal slide 51 in the transfer position. Specifically, in FIG. 5 , the second pick-up mechanism 40 includes a pick-up lift frame 41 , a pick-up nozzle 42 mounted on the pick-up lift frame 41 , and a pick-up driver 43 mounted on the vertical bracket 80 b , the pick-up driver The output end of 43 is arranged downward, and the grabbing lift frame 41 is installed on the output end of the grabbing driver 43 to simplify the assembly structure between the grabbing driver 43 and the grabbing lift frame 41 . For example, the grab driver 43 is an air cylinder or an oil cylinder, but not limited thereto.

As shown in FIG. 2 , FIG. 7 and FIG. 8 , the supporting up-and-down transfer mechanism 60 includes a supporting up-and-down sliding plate 61 , a supporting up-and-down screw 62 , a supporting up-and-down screw nut 63 and a supporting up-down driver 64 . The supporting upper and lower sliding plates 61 are located directly 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 empty tray 200 (ie the tray The workpiece 200 on the 200 has all been transferred away) is placed on the supporting upper and lower sliding plates 61; the supporting upper and lower screw rods 62 are rotatably installed on the frame body 10, and the supporting upper and lower screw rods 62 are supported by the frame body 10. The supporting upper and lower screw rods 62 are located beside the supporting horizontal sliding plate 51 in the transfer position, and the supporting upper and lower screw nuts 63 are slidably sleeved on the supporting upper and lower screw rods 62. The rotating supporting upper and lower screw rods 62 drive the supporting upper and lower nuts 63 together with the supporting upper and lower sliding plates 61 to move up and down more smoothly, smoothly and accurately. For example, the supporting upper and lower drive 64 is a motor, which drives the supporting upper and lower screw rods 62 to rotate through a belt drive. Of course, in other embodiments, it can also drive the supporting upper and lower screw rods through chain transmission or gear transmission. 62 rotates; in addition, the supporting upper and lower drive 64 can also directly drive the supporting upper and lower screw 62 to rotate, so it is not limited to this.

As shown in FIG. 2 , FIG. 7 , and FIG. 10 , the tray blanking and sending mechanism 90 includes a sending driver 91 and a sending support bracket 92 . The delivery support bracket 92 is slidably arranged along the sliding direction parallel to the silo carriage 21 (that is, the direction indicated by the arrow A in FIG. 1 or the opposite direction), and the delivery driver 91 is connected with the delivery support bracket 92 and drives the delivery support. The bracket 92 is switched between a receiving position and a discharging position (see Fig. 7), and when the delivery bearing bracket 92 is switched to the receiving position, it is located just below the upper and lower slide plates 61, so as to support the upper and lower slide plates 61 downward. Place the feeding tray 200 at the delivery tray 92; when the feeding tray 92 is switched to the discharging position, it is located directly below the silo slide 21 in the feeding tray position, as shown in Fig. 2, in order to facilitate the feeding tray 200 blanking operation. It is understandable that, when the tray loading and unloading system 100 of the present invention further includes a jacking mechanism 70, the delivery support bracket 92 is located just below the jacking bracket 71 when it is switched to the discharging position.

Compared with the prior art, with the help of the cooperation of the silo mechanism 20 , the first grabbing mechanism 30 , the second grabbing mechanism 40 , the supporting horizontal transfer mechanism 50 , the supporting up and down transfer mechanism 60 and the tray unloading and sending mechanism 90 , when the silo driver 22 drives the silo carriage 21 to switch to the discharge tray position, the silo carriage 21 that is switched to the discharge tray position extends horizontally outward in the direction away from the first grabbing mechanism 30 , Avoid the first grabbing structure 30 causing obstacles in the process of placing the external trays 200 on the silo carriage 21 in batches, so as to place the trays 200 on the silo carriage 21 in batches; drive the silo driver 22 When the silo carriage 21 is switched to the feeding tray position, the first grabbing mechanism 30 will pick up the feeding tray 200 on the silo carriage 21 in the feeding tray position and place it on the supporting horizontal slide plate in the supporting position. 51, the supporting horizontal sliding plate 51 is driven by the supporting horizontal driver 52 to switch to the transfer position; when the workpiece 210 on the supporting horizontal sliding plate 51 in the transfer position is finished, the second grabbing mechanism 40 will be in the transfer position. The tray 200 on the supporting horizontal slide 51 that has been taken out of the finished product 210 is picked up and placed on the supporting up-down transfer mechanism 60, and the supporting up-down transfer mechanism 60 moves the tray 200 downward and is placed on the tray 200. At the tray unloading and sending mechanism 90, the tray 200 is sent out by the tray unloading and sending mechanism 90; therefore, the tray 200 of the tray unloading and unloading system 100 of the present invention can be loaded from above, transferred in the middle and transferred from the top. The purpose of the automated assembly line below the blanking.

The above disclosures are only preferred examples of the present invention, and cannot be used to limit the scope of rights of the present invention. Therefore, the equivalent changes made according to the claims of the present invention all belong to the scope covered by the present invention.

Claims (9)

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.

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