CN110817450A

CN110817450A - Feeding equipment

Info

Publication number: CN110817450A
Application number: CN201911108281.1A
Authority: CN
Inventors: 郑海强; 李常宏; 袁奇
Original assignee: Gree Electric Appliances Inc of Zhuhai; Zhuhai Gree Intelligent Equipment Co Ltd
Current assignee: Gree Electric Appliances Inc of Zhuhai; Zhuhai Gree Intelligent Equipment Co Ltd
Priority date: 2019-11-13
Filing date: 2019-11-13
Publication date: 2020-02-21

Abstract

The invention provides feeding equipment, wherein a material tray, a first bearing mechanism and a lifting mechanism are arranged in the feeding equipment, the material tray comprises a tray body, a positioning sleeve and a positioning column, the tray body is used for containing materials, and the positioning sleeve and the positioning column are arranged on the tray body; the material trays are arranged in a stacking manner, and in two adjacent stacked material trays, the positioning column in one material tray penetrates into the positioning sleeve of the other material tray; the first bearing mechanism comprises a first frame body and a first bearing part arranged on the first frame body, the first frame body is used for limiting a plurality of stacked charging trays in the horizontal direction, and at least one part of the first bearing part is movably arranged so as to bear the plurality of charging trays or avoid the plurality of charging trays; the lifting mechanism is positioned below the first bearing mechanism, and at least one part of the lifting mechanism is arranged in a lifting manner so as to bear at least one material tray positioned on the first bearing mechanism or avoid the material tray. By adopting the scheme, the positioning precision of the material tray can be improved, and the production efficiency can be improved.

Description

Feeding equipment

Technical Field

The invention relates to the technical field of material conveying, in particular to feeding equipment.

Background

Use the charging tray to bear and carry the material often in industrial production, in order to reduce area, can stack a plurality of charging trays, in current charging tray design, generally adopt the boss to pile up the location, this mode positioning accuracy is not high, and the placing position of charging tray is inaccurate, can influence production. Moreover, the existing stacked material trays are operated by taking and placing the material trays, charging and the like from the upper part, the material taking tray and the material placing tray cannot be carried out simultaneously, or the material taking tray and the charging cannot be carried out simultaneously, so that the production efficiency is influenced.

Disclosure of Invention

The invention provides feeding equipment, which aims to solve the problems of low positioning precision and low operating efficiency of material trays when the material trays are stacked in the prior art.

In order to solve the above problems, the present invention provides a feeding apparatus comprising: the material tray comprises a tray body, a positioning sleeve and a positioning column, wherein the tray body is used for containing materials, and the positioning sleeve and the positioning column are arranged on the tray body; the material trays are arranged in a stacking manner, and in two adjacent stacked material trays, the positioning column in one material tray penetrates into the positioning sleeve of the other material tray; the first bearing mechanism comprises a first frame body and a first bearing part arranged on the first frame body, the first frame body is used for limiting the stacked charging trays in the horizontal direction, and at least one part of the first bearing part is movably arranged so as to bear the charging trays or avoid the charging trays; and the lifting mechanism is positioned below the first bearing mechanism, and at least one part of the lifting mechanism is arranged in a lifting manner so as to bear at least one material tray positioned on the first bearing mechanism or avoid the material tray.

Further, the position sleeve with the reference column is made by metal material, first spacing step has on the inner wall of position sleeve, the reference column protrusion in the lower surface of disk body, the spacing step of second has on the outer wall of reference column, one the reference column of charging tray penetrates another under the condition of the position sleeve of charging tray, the spacing step of second with the cooperation of first spacing step.

Furthermore, a plurality of jack groups are distributed on the tray body, each jack group is provided with a plurality of jacks, the size of one jack in one jack group is different from that of the other jack in the other jack group, and the plurality of jack groups are used for inserting workpieces with different sizes.

Further, first support body includes first pedestal and sets up four first spacing roof beams on the first pedestal, four region between the first spacing roof beam is used for placing a plurality of that stack the charging tray, four first spacing roof beam is used for one-to-one ground to four corners of charging tray carry on spacingly, first bearing part sets up on the first pedestal.

Furthermore, the first bearing part comprises a first bearing block and a first driving part, the first driving part is arranged on the first frame body, the first driving part is in driving connection with the first bearing block to drive the first bearing block to move back and forth in the horizontal direction, and the first bearing block can be inserted into the material tray at the bottommost layer of the stacked material trays to bear the multiple material trays.

Further, the first bearing mechanism further comprises: the first guide rail is arranged on the first frame body and extends along the moving direction of the first bearing block; the first sliding seat is slidably arranged on the first guide rail and connected with the first bearing block so as to guide the first bearing block.

Further, the lifting mechanism includes: the lifting frame is arranged in a lifting manner; the bearing beams are vertically arranged on the lifting frame and used for supporting the bottommost tray in the stacked trays so as to bear and convey at least one tray, the number of the bearing beams is two, and the two bearing beams are arranged at intervals; and the second driving part is in driving connection with the lifting frame so as to drive the lifting frame to lift.

Furthermore, the lifting mechanism also comprises a lifting base, and the lifting frame is arranged on the lifting base in a lifting manner; the second driving part comprises a screw rod, the screw rod is rotatably arranged on the lifting base, and the screw rod is in threaded connection with the lifting frame to drive the lifting frame to lift.

Further, the feeding equipment further comprises: the conveying mechanism comprises a bearing seat and a conveying part, the conveying part is in driving connection with the bearing seat to drive the bearing seat to move back and forth, and the bearing seat can move to the position below the first bearing mechanism to receive the material tray taken down from the first bearing mechanism by the lifting mechanism.

Further, the feeding equipment further comprises: the second bearing mechanism comprises a second frame body and a second bearing part arranged on the second frame body, the second frame body is used for limiting the stacked charging trays in the horizontal direction, and at least one part of the second bearing part is movably arranged so as to bear the charging trays or avoid the charging trays; the number of the lifting mechanisms is two, the two lifting mechanisms are arranged at intervals, and one of the two lifting mechanisms is positioned below the second bearing mechanism; the bearing seat can move to the position below the second bearing mechanism, and the lifting mechanism below the second bearing mechanism can jack up a material tray on the bearing seat below the second bearing mechanism so as to convey the material tray to the second bearing mechanism.

The technical scheme of the invention is applied to provide feeding equipment, wherein a material tray, a first bearing mechanism and a lifting mechanism are arranged in the feeding equipment, the material tray comprises a tray body, a positioning sleeve and a positioning column, wherein the tray body is used for containing materials, and the positioning sleeve and the positioning column are arranged on the tray body; the material trays are arranged in a stacking manner, and in two adjacent stacked material trays, the positioning column in one material tray penetrates into the positioning sleeve of the other material tray; the first bearing mechanism comprises a first frame body and a first bearing part arranged on the first frame body, the first frame body is used for limiting a plurality of stacked charging trays in the horizontal direction, and at least one part of the first bearing part is movably arranged so as to bear the plurality of charging trays or avoid the plurality of charging trays; the lifting mechanism is positioned below the first bearing mechanism, and at least one part of the lifting mechanism is arranged in a lifting manner so as to bear at least one material tray positioned on the first bearing mechanism or avoid the material tray. By adopting the scheme, when the material trays are stacked, the adjacent material trays are positioned by matching the positioning columns with the positioning sleeves, so that the positioning precision can be improved, and the inaccuracy of the material trays is avoided. And, through the cooperation of first bearing mechanism and elevating system, can follow the lower part of the charging tray that stacks and take the charging tray of bottom, can feed or blowing the charging tray in the upper portion of the charging tray that stacks like this to at lower part fetching tray, the operation of fetching the charging tray does not influence each other with other operations, thereby can the concurrent operation, improves production efficiency.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural diagram of a feeding device provided by an embodiment of the present invention;

FIG. 2 shows an enlarged partial view of the feed device in FIG. 1;

FIG. 3 shows a schematic structural view of the first carriage mechanism of FIG. 1;

FIG. 4 shows a top view of the first carriage mechanism of FIG. 3;

FIG. 5 is a schematic view of the lifting mechanism of FIG. 1;

FIG. 6 shows a side view of the lift mechanism of FIG. 5;

FIG. 7 shows a schematic structural view of the conveying mechanism of FIG. 1;

FIG. 8 shows a top view of the conveyor mechanism of FIG. 1;

fig. 9 shows a schematic structural view of the second support means in fig. 1.

Wherein the figures include the following reference numerals:

10. a material tray; 11. a tray body; 12. a positioning column; 20. a first bearing mechanism; 21. a first frame body; 22. a first bearing part; 23. a first seat body; 24. a first limit beam; 25. a first bearing block; 26. a first driving section; 27. a first guide rail; 28. a first slider; 30. a lifting mechanism; 31. a lifting frame; 32. a load beam; 33. a second driving section; 34. a lifting base; 35. a screw rod; 36. a second guide rail; 37. a second slide carriage; 38. a second bearing block; 40. a conveying mechanism; 41. a bearing seat; 42. a conveying section; 50. a second bearing mechanism; 51. a second frame body; 52. a second bearing part.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in the accompanying drawings, embodiments of the present invention provide a feeding apparatus comprising: the material tray 10 comprises a tray body 11, a positioning sleeve and a positioning column 12, wherein the tray body 11 is used for containing materials, and the positioning sleeve and the positioning column 12 are arranged on the tray body 11; the number of the charging trays 10 is multiple, the charging trays 10 can be arranged in a stacking manner, and in two adjacent stacked charging trays 10, the positioning column 12 in one charging tray 10 penetrates into the positioning sleeve of the other charging tray 10; the first carrying mechanism 20, the first carrying mechanism 20 includes a first frame body 21 and a first carrying portion 22 arranged on the first frame body 21, the first frame body 21 is used for limiting the plurality of stacked trays 10 in the horizontal direction, and at least a part of the first carrying portion 22 is movably arranged to carry the plurality of trays 10 or avoid the plurality of trays 10; and the lifting mechanism 30 is positioned below the first bearing mechanism 20, and at least a part of the lifting mechanism 30 is arranged in a lifting manner so as to bear at least one tray 10 positioned on the first bearing mechanism 20 or avoid the tray 10.

The technical scheme of the invention is applied to provide feeding equipment, wherein a material tray 10, a first bearing mechanism 20 and a lifting mechanism 30 are arranged in the feeding equipment, the material tray 10 comprises a tray body 11, a positioning sleeve and a positioning column 12, wherein the tray body 11 is used for containing materials, and the positioning sleeve and the positioning column 12 are arranged on the tray body 11; the number of the charging trays 10 is multiple, the charging trays 10 can be arranged in a stacking manner, and in two adjacent stacked charging trays 10, the positioning column 12 in one charging tray 10 penetrates into the positioning sleeve of the other charging tray 10; the first bearing mechanism 20 comprises a first frame body and a first bearing part arranged on the first frame body, the first frame body is used for limiting the stacked charging trays 10 in the horizontal direction, and at least one part of the first bearing part is movably arranged so as to bear the charging trays 10 or avoid the charging trays 10; the lifting mechanism 30 is located below the first carrying mechanism 20, and at least a part of the lifting mechanism 30 is arranged in a lifting manner so as to carry at least one tray 10 located on the first carrying mechanism 20 or avoid the tray 10. By adopting the scheme, when the charging trays 10 are stacked, the adjacent charging trays 10 can be positioned by matching the positioning columns 12 with the positioning sleeves, so that the positioning precision can be improved, and the inaccurate position of the charging trays 10 is avoided. Moreover, through the cooperation of the first bearing mechanism 20 and the lifting mechanism 30, the tray 10 at the bottommost layer can be taken from the lower part of the stacked trays 10, so that the tray 10 can be loaded or placed on the upper part of the stacked trays 10, and the operation of the tray 10 is not affected by other operations on the lower tray 10, so that the operation can be carried out simultaneously, and the production efficiency is improved.

In this embodiment, the positioning sleeve and the positioning column 12 are both made of metal materials, a first limiting step is arranged on the inner wall of the positioning sleeve, the positioning column 12 protrudes out of the lower surface of the tray body 11, a second limiting step is arranged on the outer wall of the positioning column 12, and the second limiting step is matched with the first limiting step when the positioning column 12 of one tray 10 penetrates into the positioning sleeve of another tray 10. The positioning sleeve and the positioning column 12 are made of metal, so that the wear resistance of the positioning sleeve and the positioning column 12 can be improved, the wear resistance of the material tray 10 is improved, and the service life of the material tray is prolonged. Through the cooperation of first spacing step and the spacing step of second, can further improve the positioning accuracy of a plurality of charging trays 10 that stack. Specifically, the number of the positioning sleeves and the number of the positioning columns 12 are 4, and the 4 positioning sleeves and the 4 positioning columns are distributed near four corners of the tray body 11.

In this embodiment, a plurality of jack groups are distributed on the tray body 11, each jack group has a plurality of jacks therein, the size of the jack in one jack group is different from that of the jack in another jack group, and the plurality of jack groups are used for inserting a plurality of workpieces with different sizes. Therefore, the material tray 10 can be suitable for workpieces with different sizes, and the application range of the material tray 10 is improved.

In this embodiment, the first rack 21 includes a first seat 23 and four first limiting beams 24 disposed on the first seat 23, an area between the four first limiting beams 24 is used for placing a plurality of stacked trays 10, the four first limiting beams 24 are used for limiting four corners of the trays 10 in a one-to-one correspondence, and the first bearing portion 22 is disposed on the first seat 23. Thus, four corners of the stacked plurality of trays 10 can be limited by the four first limiting beams 24. Optionally, the first limiting beam 24 is of an L-shaped structure to improve the limiting effect.

In this embodiment, the first bearing portion 22 includes a first bearing block 25 and a first driving portion 26, the first driving portion 26 is disposed on the first frame body 21, the first driving portion 26 is drivingly connected to the first bearing block 25 to drive the first bearing block 25 to move back and forth in the horizontal direction, and the first bearing block 25 can be inserted into the bottommost tray 10 of the stacked trays 10 to bear the stacked trays 10. The first bearing block 25 has an extended position and a retracted position, and a plurality of stacked trays 10 can be placed on the first bearing block 25 under the condition that the first bearing block 25 is in the extended position; after the lifting mechanism 30 abuts against the bottommost tray 10 of the stacked trays 10, the first carrying block 25 moves to the retracted position to avoid the tray 10, so that the lifting mechanism 30 continues to drive the tray 10 to descend for a certain distance to take the tray 10, for example, descend for a certain height of a tray 10 to take a tray 10, and then the first carrying block 25 moves to the extended position to carry the tray 10 which is not taken away.

In this embodiment, the first bearing mechanism 20 further includes: a first guide rail 27 provided on the first frame body 21, the first guide rail 27 extending in a moving direction of the first bearing block 25; a first carriage 28 slidably disposed on the first guide rail 27, the first carriage 28 being connected to the first carriage block 25 to guide the first carriage block 25. This allows the first carriage block 25 to be guided by the cooperation of the first guide rail 27 and the first carriage 28 to allow the first carriage block 25 to move smoothly.

Optionally, there are four first bearing parts 22, and two first bearing parts 22 are respectively disposed on two sides of the tray 10 to ensure bearing reliability. The bottom of the tray body 11 is provided with a first limiting groove, and the first limiting groove is used for being matched with the first bearing block 25.

In the present embodiment, the lifting mechanism 30 includes: the lifting frame 31 is arranged in a lifting manner; the two carrying beams 32 are vertically arranged on the lifting frame 31, the carrying beams 32 are used for supporting the bottommost tray 10 in the stacked trays 10 to carry and convey at least one tray 10, and the two carrying beams 32 are arranged at intervals; and the second driving part 33, the second driving part 33 is in driving connection with the lifting frame 31 so as to drive the lifting frame 31 to lift. Therefore, the lifting frame 31 can be driven by the second driving part 33 to lift, then the lifting frame 31 drives the two carrying beams 32 to lift to support the material tray 10, and then the two carrying beams 32 descend to take down the material tray 10 on the first carrying mechanism 20.

Optionally, the top of the carrier bar 32 is provided with a second carrier block 38 for carrying the tray 10, and the bottom of the tray body 11 is provided with a second limiting groove for matching with the second carrier block 38, so that the reliability of connection can be improved, and the tray 10 is prevented from loosening.

In the present embodiment, the lifting mechanism 30 further includes a lifting base 34, and the lifting frame 31 is arranged on the lifting base 34 in a lifting manner; the second driving part 33 comprises a screw rod 35, the screw rod 35 is rotatably arranged on the lifting base 34, and the screw rod 35 is in threaded connection with the lifting frame 31 so as to drive the lifting frame 31 to lift. Therefore, the lifting frame 31 can be driven to lift through the rotation of the screw rod 35.

Optionally, the lifting mechanism 30 further comprises: a second guide rail 36 arranged on the lifting base 34, wherein the second guide rail 36 extends along the moving direction of the lifting frame 31; and a second slider 37 slidably disposed on the second guide rail 36, wherein the second slider 37 is connected to the crane 31 to guide the crane 31.

Optionally, the second driving portion 33 further includes a motor, a driving wheel, a driving belt, and a driven wheel, the motor is connected to the driving wheel, the driving wheel is connected to the driven wheel through the driving belt, and the driven wheel is connected to the lead screw 35, so that the lead screw 35 can be driven to rotate. The driving wheel, the transmission belt and the driven wheel can adopt a synchronous belt and a synchronous wheel so as to improve the reliability of transmission and avoid skidding.

In this embodiment, the feeding device further includes: the conveying mechanism 40, the conveying mechanism 40 includes a bearing seat 41 and a conveying part 42, the conveying part 42 is in driving connection with the bearing seat 41 to drive the bearing seat 41 to move back and forth, the bearing seat 41 can move to the lower side of the first bearing mechanism 20 to receive the tray 10 taken down from the first bearing mechanism 20 by the lifting mechanism 30. Thus, the tray 10 removed by the lifting mechanism 30 can be carried out by the carrier 41 and the conveying unit 42.

Optionally, the carrier 41 has a limiting groove for accommodating the tray 10 and limiting the tray 10, and the conveying unit 42 is a sliding table for driving the carrier 41 to move back and forth. The two carrier beams 32 are located at two sides of the sliding table, and two sides of the carrier base 41 are respectively provided with an avoidance notch for avoiding the two carrier beams 32, so as to avoid the carrier beams 32 from interfering with the carrier base 41 during lifting.

In this embodiment, the feeding device further includes: the second carrying mechanism 50 comprises a second frame body 51 and a second carrying part 52 arranged on the second frame body 51, the second frame body 51 is used for limiting the plurality of stacked material trays 10 in the horizontal direction, and at least one part of the second carrying part 52 is movably arranged to carry the plurality of material trays 10 or avoid the plurality of material trays 10; the number of the lifting mechanisms 30 is two, the two lifting mechanisms 30 are arranged at intervals, and one lifting mechanism 30 of the two lifting mechanisms 30 is positioned below the second bearing mechanism 50; the carrier 41 can move below the second carrier 50, and the lifting mechanism 30 below the second carrier 50 can lift up the tray 10 on the carrier 41 below the second carrier 50 to transport the tray 10 to the second carrier 50. The tray 10 conveyed by the conveying mechanism 40 can thus be received by the second carrier mechanism 50. By the cooperation of the first bearing mechanism 20 and the second bearing mechanism 50, the tray 10 can be recycled.

Optionally, the second rack 51 includes a second seat and four second limiting beams disposed on the second seat, an area between the four second limiting beams is used for placing a plurality of stacked trays 10, the four second limiting beams are used for limiting four corners of the trays in a one-to-one correspondence, and the second bearing portion 52 is disposed on the second seat.

Optionally, the second bearing portion 52 includes a rotating shaft and a third bearing block, the third bearing block is rotatably disposed on the second frame 51 through the rotating shaft, in the process that the lifting mechanism 30 drives the tray 10 to ascend, the third bearing block can rotate to a vertical position under the jacking action of the tray 10 to avoid the tray 10, after the tray 10 ascends to the upper side of the third bearing block, the third bearing block rotates under its own gravity and keeps at a horizontal position, then the lifting mechanism 30 drives the tray 10 to descend, and the tray 10 falls onto the third bearing block and is supported by the third bearing block. By adopting the arrangement, the structure is simple, and the bearing is stable and reliable.

The technical scheme of the invention is applied to provide feeding equipment, wherein a material tray 10, a first bearing mechanism 20 and a lifting mechanism 30 are arranged in the feeding equipment, the material tray 10 comprises a tray body 11, a positioning sleeve and a positioning column 12, wherein the tray body 11 is used for containing materials, and the positioning sleeve and the positioning column 12 are arranged on the tray body 11; the number of the charging trays 10 is multiple, the charging trays 10 can be arranged in a stacking manner, and in two adjacent stacked charging trays 10, the positioning column 12 in one charging tray 10 penetrates into the positioning sleeve of the other charging tray 10; the first bearing mechanism 20 comprises a first frame body and a first bearing part arranged on the first frame body, the first frame body is used for limiting the stacked charging trays 10 in the horizontal direction, and at least one part of the first bearing part is movably arranged so as to bear the charging trays 10 or avoid the charging trays 10; the lifting mechanism 30 is located below the first carrying mechanism 20, and at least a part of the lifting mechanism 30 is arranged in a lifting manner so as to carry at least one tray 10 located on the first carrying mechanism 20 or avoid the tray 10. By adopting the scheme, when the charging trays 10 are stacked, the adjacent charging trays 10 can be positioned by matching the positioning columns 12 with the positioning sleeves, so that the positioning precision can be improved, and the inaccurate position of the charging trays 10 is avoided. Moreover, through the cooperation of the first bearing mechanism 20 and the lifting mechanism 30, the tray 10 at the bottommost layer can be taken from the lower part of the stacked trays 10, so that the tray 10 can be loaded or placed on the upper part of the stacked trays 10, and the operation of the tray 10 is not affected by other operations on the lower tray 10, so that the operation can be carried out simultaneously, and the production efficiency is improved. Moreover, by the cooperation of the conveying mechanism 40, the first carrier mechanism 20 and the second carrier mechanism 50, the conveying of the tray 10 can be facilitated, and the recycling of the tray 10 can be realized.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A feeding apparatus, comprising:

the material tray (10) comprises a tray body (11), a positioning sleeve and a positioning column (12), wherein the tray body (11) is used for containing materials, and the positioning sleeve and the positioning column (12) are arranged on the tray body (11); the material trays (10) are arranged in a stacking manner, and in two adjacent stacked material trays (10), a positioning column (12) in one material tray (10) penetrates into a positioning sleeve of the other material tray (10);

the first bearing mechanism (20), the first bearing mechanism (20) comprises a first frame body (21) and a first bearing part (22) arranged on the first frame body (21), the first frame body (21) is used for limiting a plurality of stacked material trays (10) in the horizontal direction, and at least one part of the first bearing part (22) is movably arranged to bear the plurality of material trays (10) or avoid the plurality of material trays (10);

the lifting mechanism (30) is positioned below the first bearing mechanism (20), and at least one part of the lifting mechanism (30) is arranged in a lifting manner so as to bear at least one material tray (10) positioned on the first bearing mechanism (20) or avoid the material tray (10).

2. The feeding equipment as claimed in claim 1, wherein the positioning sleeve and the positioning column (12) are both made of metal materials, a first limiting step is arranged on the inner wall of the positioning sleeve, the positioning column (12) protrudes out of the lower surface of the tray body (11), a second limiting step is arranged on the outer wall of the positioning column (12), and the second limiting step is matched with the first limiting step when the positioning column (12) of one tray (10) penetrates into the positioning sleeve of another tray (10).

3. The feeder apparatus according to claim 1, wherein a plurality of socket groups are distributed on the tray body (11), each of the socket groups having a plurality of insertion holes therein, the size of the insertion holes in one of the socket groups being different from the size of the insertion holes in another of the socket groups, the plurality of socket groups being adapted to insert a plurality of workpieces having different sizes.

4. The feeding apparatus as set forth in claim 1,

first support body (21) include first pedestal (23) and set up four first spacing roof beam (24), four on first pedestal (23) the region between first spacing roof beam (24) is used for placing a plurality of that stack charging tray (10), four first spacing roof beam (24) are used for the one-to-one ground to four corners of charging tray (10) carry on spacingly, first bearing part (22) set up on first pedestal (23).

5. The feeding apparatus according to claim 1, wherein the first carrying portion (22) comprises a first carrying block (25) and a first driving portion (26), the first driving portion (26) is disposed on the first shelf (21), the first driving portion (26) is in driving connection with the first carrying block (25) to drive the first carrying block (25) to move back and forth in a horizontal direction, and the first carrying block (25) is insertable into the bottommost tray (10) of the stacked plurality of trays (10) to carry the plurality of trays (10).

6. The feeding apparatus as set forth in claim 5, characterized in that the first bearing mechanism (20) further comprises:

a first guide rail (27) provided on the first frame body (21), the first guide rail (27) extending in a moving direction of the first bearing block (25);

a first carriage (28) slidably arranged on the first guide rail (27), the first carriage (28) being connected to the first carriage block (25) for guiding the first carriage block (25).

7. The feeding apparatus according to claim 1, wherein the lifting mechanism (30) comprises:

the lifting frame (31), the lifting frame (31) can be arranged in a lifting way;

the carrying beams (32) are vertically arranged on the lifting frame (31), the carrying beams (32) are used for supporting the tray (10) at the bottommost layer in the stacked trays (10) so as to carry and convey at least one tray (10), the number of the carrying beams (32) is two, and the two carrying beams (32) are arranged at intervals;

the second driving part (33) is in driving connection with the lifting frame (31) to drive the lifting frame (31) to lift.

8. The feeding apparatus as set forth in claim 7,

the lifting mechanism (30) further comprises a lifting base (34), and the lifting frame (31) is arranged on the lifting base (34) in a lifting manner;

the second driving part (33) comprises a screw rod (35), the screw rod (35) is rotatably arranged on the lifting base (34), and the screw rod (35) is in threaded connection with the lifting frame (31) to drive the lifting frame (31) to lift.

9. The feed device of claim 1, further comprising:

conveying mechanism (40), conveying mechanism (40) are including bearing seat (41) and conveying part (42), conveying part (42) with bear seat (41) drive connection, in order to drive bear seat (41) round trip movement, bear seat (41) can move to the below of first bearing mechanism (20), in order to receive elevating system (30) follow material tray (10) that first bearing mechanism (20) were taken off.

10. The feed device of claim 9, further comprising:

the second bearing mechanism (50) comprises a second frame body (51) and a second bearing part (52) arranged on the second frame body (51), the second frame body (51) is used for limiting the position of the stacked trays (10) in the horizontal direction, and at least one part of the second bearing part (52) is movably arranged to bear the trays (10) or avoid the trays (10);

the number of the lifting mechanisms (30) is two, the two lifting mechanisms (30) are arranged at intervals, and one lifting mechanism (30) of the two lifting mechanisms (30) is positioned below the second bearing mechanism (50);

the bearing seat (41) can move to the position below the second bearing mechanism (50), and the lifting mechanism (30) below the second bearing mechanism (50) can jack up the material tray (10) on the bearing seat (41) below the second bearing mechanism (50) so as to convey the material tray (10) to the second bearing mechanism (50).