Tray supply mechanism

Abstract

The utility model discloses a tray supply mechanism, which is characterized in that a tray box is hermetically connected to a coded disc box, an accommodating cavity is arranged in the tray box, the tray box is provided with a channel communicated with the accommodating cavity and an inner cavity of the coded disc box, the tray box is provided with an air gate assembly for opening and closing the channel, and the side end of the tray box is provided with a material supplementing opening and a bin gate which can be opened and hermetically covered on the material supplementing opening; the tray rack is arranged in the accommodating cavity, and a tray is placed on the tray rack; the lifting assembly is used for driving the tray rack to vertically lift; and the push-out assembly is used for pushing out the push tray at the uppermost end of the current tray rack towards the channel, the trays on the tray rack are supplied into the tray stacking box one by one through cooperation of the lifting assembly and the push-out assembly, and then automatic supply of the trays is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of neodymium iron boron magnet processing, particularly relates to a tray supply mechanism. BACKGROUND

[0002] Neodymium iron boron is first pressed and formed in a magnetic field, and after the pressing and forming, high-temperature sintering is needed in a vacuum sintering furnace, and then cooling is needed to make it reach densification, so that the product after sintering can have high magnetic properties.

[0003] The neodymium iron boron workpiece after forming needs to be transferred to the high-temperature sintering in the sintering furnace through the transfer trolley, in order to make the transfer trolley transfer as many neodymium iron boron workpieces as possible at one time, the neodymium iron boron workpiece after pressing and forming needs to be stacked, specifically, the neodymium iron boron workpiece after pressing and forming needs to be stacked into a material box, the material box is generally a graphite box, and then the graphite box filled with the neodymium iron boron workpiece is stacked on a tray, when the graphite boxes on the tray are stacked to a set height, finally, the tray, the material boxes stacked on the tray and the neodymium iron boron workpieces stacked in the material boxes are received and transferred by the transfer trolley.

[0004] The above stacking process is completed in the tray box, in order to prevent the neodymium iron boron workpiece from being oxidized in the stacking process, therefore, the tray box is generally oxygen-free or low-oxygen (the tray box is filled with nitrogen), and therefore, how to automatically supply the tray in the tray box is a technical problem to be solved. SUMMARY

[0005] The utility model aims at providing a tray supply mechanism, through cooperation of the lifting assembly and the push-out assembly, the tray on the tray rack is supplied to the tray box one by one, and the automatic supply of the tray is realized.

[0006] The above technical purpose of the utility model is realized by the following technical scheme: a tray supply mechanism, comprising

[0007] The tray box is sealingly connected to the tray box, the tray box is provided with a containing cavity, the tray box is provided with a channel communicating the containing cavity and the inner cavity of the tray box, the tray box is provided with a gas lock door assembly opening and closing the channel, and the tray box is provided with a replenishment port and a warehouse door that can be opened and sealingly covered on the replenishment port;

[0008] The tray rack is arranged in the containing cavity, and the tray is placed on the tray rack.

[0009] The lifting assembly is used for driving the tray rack to vertically lift and descend.

[0010] The push-out assembly is used for pushing the tray at the uppermost end of the current tray rack towards the channel.

[0011] Further, a plurality of groups of vertically arranged rest plates are arranged on both sides of the tray rack correspondingly, the tray rack stores the trays through the rest plates, and the upper end of the tray rack is provided with a avoiding space correspondingly to the position of the push-out assembly.

[0012] Further, the rest plates are vertically and equidistantly arranged at the side ends of the tray rack.

[0013] Further, the push-out assembly is arranged at the upper end of the tray rack correspondingly to the accommodating cavity, the push-out assembly comprises a barb block and a first driving member for driving the barb block to move towards the channel opening, and the push-out assembly pushes the side end edge of the tray through the barb block.

[0014] Further, a plurality of groups of vertical guide rods are connected to the bottom of the tray rack, and the tray box is provided with a guide seat correspondingly to the position of the guide rod.

[0015] Further, the lifting assembly is an electric cylinder fixed on the tray box, and the output end of the electric cylinder is connected to the tray rack.

[0016] Further, the airlock door assembly comprises a sealing plate attached to the side panel of the channel correspondingly to the tray box and a second driving member for driving the sealing plate to vertically lift.

[0017] Further, the tray box is provided with a moving assembly, the first end of the moving assembly extends to the channel, the second end of the moving assembly extends to the stacking area, and the push-out assembly can push the tray to the moving assembly and move the tray to the position of the corresponding stacking area through the moving assembly.

[0018] Further, the tray box is provided with a grabbing mechanism for grabbing and placing the tray at the second end of the moving assembly to the stacking area.

[0019] Further, the tray box further comprises an oxygen exhausting device and a nitrogen gas supplying device, the oxygen exhausting device is used for exhausting oxygen in the accommodating cavity, and the nitrogen gas supplying device is used for supplying nitrogen gas into the accommodating cavity.

[0020] In summary, the tray supply mechanism has the following beneficial effects:

[0021] The tray supply mechanism of the utility model stores a plurality of trays on the tray rack at one time, pushes the uppermost tray in the tray rack to the moving assembly in the tray box through the push-out assembly, moves the tray to the stacking area through the moving assembly, lifts the lifting assembly when the tray needs to be supplied again, pushes the uppermost tray to the moving assembly in the tray box through the push-out assembly, moves the tray to the stacking area through the moving assembly, and supplies the trays in the tray rack to the tray box one by one through the cooperation of the lifting assembly and the push-out assembly, thereby realizing the automatic supply of the trays. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 is the overall structure schematic view of the utility model.

[0023] Figure 2 is the structure schematic view of the first visual angle of the utility model.

[0024] Figure 3 is the structure schematic view of the second visual angle of the utility model.

[0025] Figure 4 is the installation structure schematic view of the warehouse door of the utility model.

[0026] Figure 5 is the structure schematic view of the tray box and the stacking tray box of the utility model.

[0027] Figure 6 is the schematic view of the transfer assembly and the grabbing mechanism of the utility model.

[0028] In the figure: 10, tray box;11, accommodating cavity;12, airlock door assembly;13, warehouse door;14, tray rack;141, resting plate;142, guide rod;143, guide seat;144, avoiding space;15, lifting assembly;16, push-out assembly;161, barb block;162, first driving part;20, stacking tray box;21, transfer assembly;22, stacking area;23, grabbing mechanism. DETAILED DESCRIPTION

[0029] The utility model will be further described below in combination with the drawings.

[0030] As Figures 1-6 shown, a tray supply mechanism, including tray box 10, tray rack 14, lifting assembly 15, push-out assembly 16 and tray, tray box 10 is sealedly connected to stacking tray box 20, the tray is carbon fiber tray, adopts carbon fiber material, makes the tray have high strength and high-temperature resistant performance, therefore the tray can support multiple rows of stacked graphite boxes and enter the sintering furnace high-temperature sintering with graphite box and the workpiece in graphite box;The above constitutes the basic structure of the utility model.

[0031] The tray box 10 is equipped with accommodating cavity 11, and the tray box 10 is equipped with the passageway that is communicated with the accommodating cavity 11 and the inner chamber of stacking tray box 20, and the tray box 10 is equipped with the airlock door assembly 12 that is closed passageway, further, the airlock door assembly 12 includes the sealing plate that is attached to the corresponding passageway side panel of tray box 10 and the second driving part that drives the sealing plate vertical lifting, when needing to supplement the tray to tray box 10, close the passageway to prevent the external air from being discharged to stacking tray box 20.

[0032] The tray box 10 is provided with a replenishment opening and a bin door 13 which is openably sealed to the replenishment opening. When all the trays on the tray rack 14 are pushed out, an employee replenishes the trays through the replenishment opening. When replenishing, the sealing plate is in a closed passage state. The employee opens the bin door 13, replenishes the trays onto the tray rack 14, and then closes the bin door 13.

[0033] The tray supply mechanism further comprises an oxygen discharging device and a nitrogen supply device. The oxygen discharging device discharges the oxygen in the accommodation cavity 11. When the employee finishes replenishing the trays, the oxygen discharging device discharges the oxygen in the accommodation cavity 11. The nitrogen supply device supplies nitrogen into the accommodation cavity 11. The oxygen discharging device and the nitrogen supply device are prior art and are not described in detail in the present application. The tray box 10 is provided with an oxygen content detection device. When the oxygen content detection device detects that the oxygen in the accommodation cavity 11 is equal to or lower than the set oxygen content, the airlock door can be opened.

[0034] The transfer assembly 21 is arranged in the tray box 20. The first end of the transfer assembly 21 extends to the passage, and the second end extends to the stacking area. In the present application, the transfer assembly 21 is a conveying line which can be a transmission belt type, a rolling type, etc.

[0035] The tray rack 14 is arranged in the accommodation cavity 11. The tray rack 14 is provided with a plurality of vertically arranged rest plates 141 on both sides. The tray rack 14 stores the trays through the rest plates 141. The upper end of the tray rack 14 is provided with an avoiding space 144 corresponding to the position of the pushing-out assembly 16. The avoiding space 144 can avoid interference between the tray rack 14 and the pushing-out assembly 16 when the tray rack 14 moves upward.

[0036] Further, the rest plates 141 are vertically and equidistantly arranged at the side ends of the tray rack 14, so that the trays can be vertically and equidistantly arranged on the tray rack 14.

[0037] The lifting assembly 15 is used to drive the tray rack 14 to vertically move up and down. At the beginning, the bottom of the tray at the uppermost end of the tray rack 14 is equal to or slightly higher than the transfer assembly 21, so that the pushing-out assembly 16 can smoothly push the tray from the tray rack 14 to the transfer assembly 21.

[0038] The lifting assembly 15 is an electric cylinder fixed to the tray box 10. The output end of the electric cylinder is connected to the tray rack 14. Of course, as an equivalent alternative, the lifting assembly 15 can also use an electric push rod or the like driving member. The bottom of the tray rack 14 is connected to a plurality of vertical guide rods 142. The tray box 10 is provided with guide seats 143 corresponding to the positions of the guide rods 142. Through the arrangement of the guide rods 142 and the guide seats 143, the lifting of the tray rack 14 can be guided, so that the vertical lifting of the tray rack 14 is more stable.

[0039] The push-out assembly 16 is used to push the tray on the upper end of the tray rack 14 out of the containing cavity 11 to the moving assembly. The push-out assembly 16 is arranged at the upper end of the containing cavity 11 corresponding to the tray rack 14, and the push-out assembly 16 comprises a barb block 161 and a first driving member 162 for driving the barb block 161 to move along the moving direction of the moving assembly 21, and the push-out assembly 16 pushes the side end edge of the tray by abutting against the barb part. In the utility model, the barb block 161 is an L-shaped barb block 161, the horizontal part of the L-shaped barb block 161 is connected to the output end of the first driving member 162, and the vertical part of the L-shaped barb block 161 is arranged at the lower end of the horizontal part. The side end edge of the tray is pushed by the vertical part, so that the tray is pushed to the moving assembly 21.

[0040] The code disc box 20 is internally provided with a grabbing mechanism 23, which is used to grab and place the tray at the second end of the moving assembly to the stacking area 22. The grabbing mechanism 23 comprises a suction disc assembly and a mechanical hand or a multi-axis linear module for driving the multi-axis movement of the suction disc assembly. The grabbing mechanism 23 is prior art, and the utility model does not make detailed description.

[0041] In summary, the utility model has the following beneficial effects:

[0042] The tray supply mechanism of the utility model stores a plurality of trays on the tray rack 14 at one time, pushes the uppermost tray to the moving assembly 21 in the code disc box 20 through the push-out assembly 16, and then moves the tray to the stacking area 22 through the moving assembly 21. When the tray needs to be supplied again, the lifting assembly 15 is lifted, the uppermost tray at this time is pushed to the moving assembly 21 in the code disc box 20 through the push-out assembly, and then the tray is moved to the stacking area 22 through the moving assembly 21. The tray on the tray rack 14 is supplied to the code disc box 20 one by one through the cooperation of the lifting assembly 15 and the push-out assembly 16, so that the automatic supply of the tray is realized.

[0043] The above is only a preferred embodiment of the utility model, so equivalent changes or modifications made according to the structure, features and principles described in the utility model patent application range are included in the utility model patent application range.

Claims

1. A tray supply mechanism characterized by comprising: The utility model provides a tray box (10) is sealedly connected to the tray box (20), is equipped with the accommodation cavity (11) in the tray box (10), the tray box (10) is equipped with the passageway that communicates the accommodation cavity (11) with the inner chamber of tray box (20), the tray box (10) is equipped with the airlock door subassembly (12) that opens and closes passageway, and the tray box (10) side end is equipped with the replenishment port and the warehouse door (13) that can open and seally cover in replenishment port; Tray rack (14) is arranged in the accommodation cavity (11), and the tray rack (14) rests on the tray; Lifting assembly (15) is used to drive the vertical lifting of tray rack (14); Push-out assembly (16) is used to push the tray at the uppermost end of the current tray rack (14) towards the passageway. Corresponding groups of resting plates (141) are arranged vertically on both sides of the tray rack (14), and the tray rack (14) stores the tray through the resting plates (141). The upper end of the tray rack (14) is provided with a clearance (144) corresponding to the position of the push-out assembly (16).

2. A tray feed mechanism according to claim 1, characterised in that: The resting plates (141) are arranged vertically and equidistantly at the side end of the tray rack (14).

3. A tray feed mechanism according to claim 2, wherein: The push-out assembly (16) is arranged at the upper end of the tray rack (14) in the accommodation cavity (11). The push-out assembly (16) includes a barb block (161) and a first driving member (162) for moving the barb block (161) towards the passageway. The push-out assembly (16) pushes the side edge of the tray through the barb block.

4. A tray feed mechanism according to claim 1, wherein: The bottom of the tray rack (14) is connected to multiple vertical guide rods (142), and the tray box (10) is provided with a guide seat (143) corresponding to the position of the guide rod (142).

5. A tray feed mechanism according to claim 1, wherein: The lifting assembly (15) is an electric cylinder fixed on the tray box (10), and the output end of the electric cylinder is connected to the tray rack (14).

6. A tray feed mechanism according to claim 1, wherein: The airlock door assembly (12) includes a sealing plate attached to the side panel of the tray box (10) corresponding to the passageway and a second driving member for vertically lifting the sealing plate.

7. A tray feed mechanism according to claim 1, wherein: The tray box (20) is provided with a moving assembly (21) therein. The first end of the moving assembly (21) extends to the passageway, and the second end of the moving assembly (21) extends to the stacking area. The push-out assembly (16) can push the tray to the moving assembly (21) and move it to the corresponding stacking area through the moving assembly (21).

8. A tray supply mechanism according to any one of claims 1 to 7, characterized in that: The tray box (20) is provided with a grabbing mechanism (23) therein. The grabbing mechanism (23) is used to grab and place the tray at the second end of the moving assembly to the stacking area (22).

9. A tray feed mechanism according to claim 8, wherein: The tray box (10) further includes an oxygen exhaust device and a nitrogen supply device. The oxygen exhaust device is used to exhaust oxygen from the accommodation cavity (11), and the nitrogen supply device is used to supply nitrogen to the accommodation cavity (11).

10. A tray feed mechanism according to claim 8, wherein: ​

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