A blanking method for a multi-channel blanking device for multi-order nesting

Abstract

The present invention discloses a blanking method for a multi-channel blanking device for multi-order nesting. The blanking method includes: Step S1: When the glass plate is a small or medium-sized glass plate, the first lifting device drives the first swing roller path to rotate downward, so that the glass plate on the first swing roller path is conveyed onto the receiving roller path; Step S2: After the glass plate passes through the receiving roller path; Step S3: When the glass plate is a large glass plate, the second lifting device drives the second swing roller path to rotate downward, and the first lifting device drives the first swing roller path to rotate downward, so that the glass plate on the first swing roller path is conveyed onto the second swing roller path; Step S4: After the glass plate passes through the second swing roller path. The structure of the present invention is compact and reasonable, the control is simple, and it automatically switches the blanking channel according to the specifications of different glass plates for blanking, with a wide application range and good use effect.

Description

Technical Field

[0001] The present invention relates to the technical field of equipment for the cold end production line of glass, and particularly to a plate dropping method for a multi-channel plate dropping device for multi-order nesting cutting. Background Art

[0002] Currently, the glass industry is developing at a high speed, and the technology of glass production equipment is developing rapidly. With the rapid development of the solar photovoltaic industry, the electronic information industry, and the building energy conservation industry, the demand for glass sheets from downstream customers has become increasingly complex, and higher requirements have been put forward for glass production equipment.

[0003] As is well known, the length of the swing roller table of the plate dropping device is closely related to the length of the glass plate to be dropped. After the roller table length of the plate dropping device is determined, the range of glass plate lengths allowed to be dropped is also determined.

[0004] Existing plate dropping devices are either the key-type plate dropping device for medium and small sheets or the integral plate dropping device for large sheets. The specifications of the glass plates that can be dropped are single, and they all have certain limitations. Now, most enterprises require that the production line can meet the production needs of electronic glass, automotive glass, etc., as well as the production needs of ordinary architectural glass. For multi-order nesting cutting production, the specifications of glass plates are complex and diverse, and the quality requirements for glass are high. Waste plates of various specifications may appear and need to be dropped and broken.

[0005] Under the existing technology, only the key-type plate dropping device and the integral plate dropping device can be arranged, which not only increases the equipment cost, but also increases the costs of control, process, civil engineering, etc. Summary of the Invention

[0006] Aiming at the above problem that the existing plate dropping device cannot be used for the dropping and breaking of glass plates of various specifications, the present invention aims to provide a plate dropping method for a multi-channel plate dropping device for multi-order nesting cutting. The plate dropping method is flexible and reliable, with a compact and reasonable structure, simple control, automatically switches the plate dropping channel according to the specifications of different glass plates for dropping, has a wide application range, and has a good use effect.

[0007] The specific technical solution is as follows:

[0008] A plate dropping method for a multi-channel plate dropping device for multi-order nesting cutting, the multi-channel plate dropping device comprising:

[0009] A first swing roller table, the first swing roller table being rotatable about one end of the first swing roller table, the first swing roller table being used for conveying glass plates;

[0010] A first lifting device, the first lifting device being used for driving the first swing roller table to rotate;

[0011] A second swing roller path, which can rotate around one end of the second swing roller path, and the other end of the second swing roller path is used for conveying the glass plate;

[0012] A receiving roller path, which is installed below the other end of the second swing roller path, and the receiving roller path is used for conveying the glass plate;

[0013] A second lifting device, which is used for driving the second swing roller path and the receiving roller path to rotate;

[0014] The plate dropping method includes:

[0015] Step S1: When the glass plate is a medium or small-sized glass plate, the first lifting device drives the first swing roller path to rotate downward, so that the glass plate on the first swing roller path is conveyed onto the receiving roller path;

[0016] Step S2: After the glass plate passes through the receiving roller path, the first lifting device drives the first swing roller path to rotate upward until the first swing roller path is in a horizontal state;

[0017] Step S3: When the glass plate is a large-sized glass plate, the second lifting device drives the second swing roller path to rotate downward, and the first lifting device drives the first swing roller path to rotate downward, so that the glass plate on the first swing roller path is conveyed onto the other end of the second swing roller path;

[0018] Step S4: After the glass plate passes through the second swing roller path, the first lifting device drives the first swing roller path to rotate upward, and the second lifting device drives the second swing roller path to rotate upward until both the first swing roller path and the second swing roller path are in a horizontal state.

[0019] The plate dropping method of the multi-channel plate dropping device for multi-order nesting, wherein the multi-channel plate dropping device further includes: a supporting component, and one end of the first swing roller path and one end of the second swing roller path are respectively rotatably connected to the upper end of the supporting component.

[0020] The plate dropping method of the multi-channel plate dropping device for multi-order nesting, wherein the second swing roller path includes:

[0021] Two swing arms, and one end of each of the two swing arms is respectively rotatably connected to the supporting component;

[0022] A plurality of swing rollers, and both ends of each of the plurality of swing rollers are respectively rotatably connected to the other ends of the two swing arms, the plurality of swing rollers are arranged in parallel, two adjacent swing rollers are arranged at equal intervals, and the plurality of swing rollers are used for conveying the glass plate;

[0023] In steps S2 and S4, when the first swing roller path is in a horizontal state, the distance between one swing roller close to the support assembly and the other end of the first swing roller path is equal to the distance between two adjacent swing rollers.

[0024] The above-mentioned blanking method of the multi-channel blanking device for multi-order nesting, wherein the first swing roller path includes: a plurality of keys, one end of each of the plurality of keys is respectively rotatably connected to the support assembly, the plurality of keys are arranged in parallel, two adjacent keys are arranged at equal intervals, and a plurality of conveying wheels are provided on the upper side of each key, and two adjacent conveying wheels on each key are arranged at equal intervals, and the plurality of conveying wheels are used for conveying the glass plate.

[0025] The above-mentioned blanking method of the multi-channel blanking device for multi-order nesting, wherein the receiving roller path includes: a plurality of receiving rollers, both ends of each of the plurality of receiving rollers are respectively rotatably connected to the lower sides of the other ends of the two swing arms, the plurality of receiving rollers are located below the plurality of swing rollers, and the plurality of receiving rollers are used for conveying the glass plate;

[0026] In step S1, after the first swing roller path rotates downward, the distance between one receiving roller close to the support assembly and the other end of the first swing roller path is equal to the distance between two adjacent receiving rollers.

[0027] The above-mentioned blanking method of the multi-channel blanking device for multi-order nesting, wherein the second swing roller path further includes: a cross beam and a rectangular tension beam, both ends of the cross beam are respectively installed below the two swing arms, the first lifting device is installed on the cross beam, both ends of the rectangular tension beam are respectively installed below the two swing arms, and the second lifting device is installed on the rectangular tension beam.

[0028] The above-mentioned blanking method of the multi-channel blanking device for multi-order nesting, wherein the upper roller surfaces of the plurality of conveying wheels are all on the same first plane, the upper roller surfaces of the plurality of swing rollers are all on the same second plane, and the upper roller surfaces of the plurality of receiving rollers are all on the same third plane;

[0029] In step S1: The first lifting device drives the first swing roller path to rotate downward until the first plane and the third plane are on the same plane, so that the glass plate on the first swing roller path is conveyed onto the receiving roller path;

[0030] In step S3: The second lifting device drives the second swing roller path to rotate downward, and the first lifting device drives the first swing roller path to rotate downward until the first plane and the second plane are on the same plane, so that the glass plate on the first swing roller path is conveyed to the other end of the second swing roller path.

[0031] The above-mentioned blanking method of the multi-channel blanking device for multi-order nesting, wherein the first lifting device includes a number of first cylinders, one ends of the number of first cylinders are respectively hinged to the cross beam, and the other ends of the number of first cylinders are respectively hinged to the bottoms of the number of keys.

[0032] The above-mentioned blanking method of the multi-channel blanking device for multi-order nesting, wherein the second lifting device includes two second cylinders, one ends of the two second cylinders are respectively hinged to the two ends of the rectangular tension beam, and the other ends of the two second cylinders are respectively used for hinging to a fixed beam fixed on the ground.

[0033] The above-mentioned blanking method of the multi-channel blanking device for multi-order nesting, wherein the rotation angle of the first swing roller path is the same as that of the second swing roller path, and the rotation angle of the second swing roller path is the same as that of the receiving roller path;

[0034] The positions of the number of receiving rollers in step S1 are respectively the same as the positions of the number of swing rollers in step S3.

[0035] The positive effects of the above technical solution compared with the prior art are:

[0036] The blanking method of the multi-channel blanking device of the present invention is flexible and reliable, with a compact and reasonable structure and simple control. It automatically switches the blanking channels according to the specifications of different glass plates for blanking. It can not only meet the use of small and medium-sized sheet blanking such as two-part boards, three-part boards, four-part boards, five-part boards, etc., but also meet the use of large whole-board blanking. It has a wide range of applications, covering various specifications of glass plates, and can not only meet the production needs of electronic glass, automotive glass, etc., but also meet the production needs of ordinary building glass. It is especially suitable for multi-order nesting production and has good use effects. Description of the Drawings

[0037] Figure 1 It is a schematic diagram of the overall structure of the blanking method of a multi-channel blanking device for multi-order nesting of the present invention in the lifted state;

[0038] Figure 2 It is a top view of the blanking method of a multi-channel blanking device for multi-order nesting of the present invention in the lifted state;

[0039] Figure 3Schematic diagram of the lower swing state of one channel in the raised state of the plate dropping method of a multi-channel plate dropping device for multi-order nesting according to the present invention;

[0040] Figure 4 Schematic diagram of the lower swing state of the second channel in the raised state of the plate dropping method of a multi-channel plate dropping device for multi-order nesting according to the present invention;

[0041] In the drawings: 1. First swing roller path; 2. Second swing roller path; 3. Receiving roller path; 4. First lifting device; 5. Second lifting device; 6. Support assembly; 7. Slope fixed roller path; 8. Crusher; 11. Piano key; 12. Conveyor wheel; 21. Swing arm; 22. Swing roller; 23. Cross beam; 24. Rectangular tension beam; 31. Receiving roller; 41. First cylinder; 51. Second cylinder; 52. Fixed beam; 61. Leg; 62. Support beam; 63. Rotating shaft; 71. Slope roller. Detailed implementation manners

[0042] The present invention will be further described below in conjunction with the drawings and specific embodiments, but it is not limited to the present invention.

[0043] Figure 1 Overall structure schematic diagram of the plate dropping method of a multi-channel plate dropping device for multi-order nesting according to the present invention in the raised state, Figure 2 Top view of the plate dropping method of a multi-channel plate dropping device for multi-order nesting according to the present invention in the raised state, Figure 3 Schematic diagram of the lower swing state of one channel in the raised state of the plate dropping method of a multi-channel plate dropping device for multi-order nesting according to the present invention, Figure 4 Schematic diagram of the lower swing state of the second channel in the raised state of the plate dropping method of a multi-channel plate dropping device for multi-order nesting according to the present invention, as Figures 1 to 4 shown, showing a plate dropping method of a multi-channel plate dropping device for multi-order nesting in a preferred embodiment. The multi-channel plate dropping device includes: a first swing roller path 1, a first lifting device 4, a second swing roller path 2, a receiving roller path 3, and a second lifting device 5. The first swing roller path 1 can rotate around one end of the first swing roller path 1. The first swing roller path 1 is used for conveying glass plates. The first lifting device 4 is used for driving the first swing roller path 1 to rotate. The second swing roller path 2 can rotate around one end of the second swing roller path 2. The other end of the second swing roller path 2 is used for conveying glass plates. The receiving roller path 3 is installed below the other end of the second swing roller path 2. The receiving roller path 3 is used for conveying glass plates. The second lifting device 5 is used for driving the second swing roller path 2 and the receiving roller path 3 to rotate.

[0044] Further, as a preferred embodiment, the plate dropping method includes:

[0045] Step S1: When the glass plate is a medium or small-sized glass plate, the first lifting device 4 drives the first swing roller path 1 to rotate downward, so that the glass plate on the first swing roller path 1 is conveyed onto the receiving roller path 3;

[0046] Step S2: After the glass plate passes through the receiving roller path 3, the first lifting device 4 drives the first swing roller path 1 to rotate upward until the first swing roller path 1 is in a horizontal state;

[0047] Step S3: When the glass plate is a large-sized glass plate, the second lifting device 5 drives the second swing roller path 2 to rotate downward, and the first lifting device 5 drives the first swing roller path 1 to rotate downward, so that the glass plate on the first swing roller path 1 is conveyed to the other end of the second swing roller path 2;

[0048] Step S4: After the glass plate passes through the second swing roller path 2, the first lifting device 4 drives the first swing roller path to rotate upward, and the second lifting device 5 drives the second swing roller path 2 to rotate upward until both the first swing roller path 1 and the second swing roller path 2 are in a horizontal state.

[0049] Further, as a preferred embodiment, the multi-channel plate dropping device further includes: a supporting component 6, and one end of the first swing roller path 1 and one end of the second swing roller path 2 are respectively rotatably connected to the upper end of the supporting component 6.

[0050] Further, as a preferred embodiment, the second swing roller path 2 includes: two swing arms 21 and a plurality of swing rollers 22. One end of each of the two swing arms 21 is respectively rotatably connected to the supporting component 6, and both ends of the plurality of swing rollers 22 are respectively rotatably connected to the other end of the two swing arms 21. The plurality of swing rollers 22 are arranged in parallel, and the distance between two adjacent swing rollers 22 is equal. The plurality of swing rollers 22 are used for conveying the glass plate.

[0051] Further, as a preferred embodiment, in Step S2 and Step S4, when the first swing roller path 1 is in a horizontal state, the distance between one swing roller 22 close to the supporting component 6 and the other end of the first swing roller path 1 is equal to the distance between two adjacent swing rollers 22.

[0052] Further, as a preferred embodiment, the first swing roller path 1 includes: a plurality of keys 11. One end of each of the plurality of keys 11 is respectively rotatably connected to the supporting component 6. The plurality of keys 11 are arranged in parallel, and the distance between two adjacent keys 11 is equal. A plurality of conveying wheels 12 are provided on the upper side of each key 11, and the distance between two adjacent conveying wheels 12 on each key 11 is equal. The plurality of conveying wheels 12 are used for conveying the glass plate.

[0053] Further, as a preferred embodiment, the receiving roller path 3 includes: a plurality of receiving rollers 31, both ends of the plurality of receiving rollers 31 are respectively rotatably connected to the lower sides of the other ends of the two swing arms 21, the plurality of receiving rollers 31 are located below the plurality of swing rollers 22, and the plurality of receiving rollers 31 are used for conveying the glass plate.

[0054] Further, as a preferred embodiment, in step S1, after the first swing roller path 1 rotates downward, the distance between a receiving roller close to the supporting assembly 6 and the other end of the first swing roller path 1 is equal to the distance between two adjacent receiving rollers 31.

[0055] Further, as a preferred embodiment, the second swing roller path 2 further includes: a cross beam 23 and a rectangular tension beam 24. Both ends of the cross beam 23 are respectively installed below the two swing arms 21, the first lifting device 4 is installed on the cross beam 23, both ends of the rectangular tension beam 24 are respectively installed below the two swing arms 21, and the second lifting device 5 is installed on the rectangular tension beam 24.

[0056] Further, as a preferred embodiment, the upper roller surfaces of the plurality of conveying wheels 12 are all on the same first plane, the upper roller surfaces of the plurality of swing rollers 22 are all on the same second plane, and the upper roller surfaces of the plurality of receiving rollers 31 are all on the same third plane.

[0057] Further, as a preferred embodiment, in step S1: the first lifting device 4 drives the first swing roller path 1 to rotate downward until the first plane and the third plane are on the same plane, so that the glass plate on the first swing roller path 1 is conveyed onto the receiving roller path 3.

[0058] Further, as a preferred embodiment, in step S3: the second lifting device 5 drives the second swing roller path 2 to rotate downward, and the first lifting device 4 drives the first swing roller path 1 to rotate downward until the first plane and the second plane are on the same plane, so that the glass plate on the first swing roller path 1 is conveyed to the other end of the second swing roller path 2.

[0059] The above are only preferred embodiments of the present invention, and do not limit the implementation manners and protection scope of the present invention accordingly.

[0060] The present invention further has the following implementation manners on the above basis:

[0061] In a further embodiment of the present invention, please continue to refer to Figures 1 to 4 As shown, the first lifting device 4 includes a plurality of first cylinders 41. One ends of the plurality of first cylinders 41 are respectively hinged to the cross beam 23, and the other ends of the plurality of first cylinders 41 are respectively hinged to the bottoms of the plurality of keys 11.

[0062] In a further embodiment of the present invention, the second lifting device 5 includes two second cylinders 51. One ends of the two second cylinders 51 are respectively hinged to two ends of the rectangular pulling beam 24, and the other ends of the two second cylinders 51 are respectively used for being hinged to a fixed beam 52 fixed on the ground.

[0063] In a further embodiment of the present invention, the rotation angle of the first swing roller path 1 is the same as the rotation angle of the second swing roller path 2, and the rotation angle of the second swing roller path 2 is the same as the rotation angle of the receiving roller path 3.

[0064] In a further embodiment of the present invention, the positions of several receiving rollers 31 in step S1 are respectively the same as the positions of several swing rollers 22 in step S3.

[0065] Preferably, the supporting assembly 6 includes: at least two legs 61 and a supporting beam 62. The supporting beam 62 is installed on the two legs 61, and one end of the first swing roller path 1 and one end of the second swing roller path 2 are rotatably connected to the supporting beam 62.

[0066] Preferably, the lower end of the leg 61 is fixed to the ground, and the upper end of the leg 61 is fixed to the supporting beam 62.

[0067] Preferably, one end of the first swing roller path 1 is rotatably connected to the supporting beam 2 through a rotating shaft 63.

[0068] Preferably, one ends of several keys 11 are respectively rotatably connected to the supporting beam 62 through diamond bearing seats. The rotating shaft 63 passes through several diamond bearing seats, and a diamond bearing seat is provided on both sides of one end of each key 11.

[0069] Preferably, one ends of the two swing arms 21 are respectively rotatably connected to the supporting beam 62 through bearing seats. The rotating shaft 63 passes through the two bearing seats.

[0070] Preferably, the number of swing rollers 22 is the same as the number of receiving rollers 31.

[0071] Preferably, the multi-channel dropping plate device further includes: a ramp fixed roller path 7 and a crusher 8. In step S1, the first lifting device 4 drives the first swing roller path 1 to rotate downward, so that the glass plate on the first swing roller path 1 is conveyed onto the receiving roller path 3, and the glass plate on the receiving roller path 3 enters the crusher 8 through the ramp fixed roller path 7; in step S3, the second lifting device 5 drives the second swing roller path 2 to rotate downward, and the first lifting device 4 drives the first swing roller path 1 to rotate downward, so that the glass plate on the first swing roller path 1 is conveyed to the other end of the second swing roller path 2, and the glass plate on the other end of the second swing roller path 2 enters the crusher 8 through the ramp fixed roller path 7.

[0072] Preferably, the ramp fixed roller path 7 includes a plurality of ramp rollers 71. The upper roller surfaces of the plurality of ramp rollers 71 are all on the same fourth plane. The plurality of ramp rollers 71 are arranged in parallel, and the adjacent ramp rollers 71 are arranged at equal intervals.

[0073] Preferably, in step S1, the first lifting device 4 drives the first swing roller path 1 to rotate downward until the first plane, the third plane and the fourth plane are all on the same plane, so that the glass plate on the first swing roller path 1 enters the crusher 8 through the receiving roller path 3 and the ramp fixed roller path 7.

[0074] Preferably, in step S3, the second lifting device 5 drives the second swing roller path 2 to rotate downward, and the first lifting device drives the first swing roller path 1 to rotate downward until the first plane, the second plane and the fourth plane are all on the same plane, so that the glass plate on the first swing roller path 1 enters the crusher 8 through the other end of the second swing roller path 2 and the ramp fixed roller path 7.

[0075] Preferably, the highest rotation position of the first swing roller path 1 is in a horizontal state, the highest rotation position of the second swing roller path 2 is in a horizontal state, the highest rotation position of the receiving roller path 3 faces the direction of the ramp fixed roller path 7, the rotation of the first swing roller path 1 faces the direction of the ramp fixed roller path 7, the lowest rotation position of the second swing roller path 2 faces the direction of the ramp fixed roller path 7, and the lowest rotation position of the second swing roller path 2 is consistent with the highest rotation position of the receiving roller path 3.

[0076] Preferably, a cross beam 23 and a rectangular tension beam 24 are sequentially connected below the two swing arms 21 from one end of the second swing roller path 2 to the other end of the second swing roller path 2. The two swing arms 21, the cross beam 23 and the rectangular tension beam 24 form a stable frame.

[0077] Preferably, the second swing roller path 2 is in a swing type.

[0078] Preferably, in step S1, the glass plate on the first swing roller path 1 is conveyed to the receiving roller path 3, and the distance between a receiving roller 31 far from the support assembly 6 and a ramp roller 71 at one end close to the support assembly 6 is equal to the distance between two adjacent ramp rollers 71.

[0079] Preferably, in step S3, the glass plate on the first swing roller path 1 is conveyed to the other end of the second swing roller path 2, and the distance between a swing roller 22 far from the support assembly 6 and a ramp roller 71 at one end close to the support assembly 6 is equal to the distance between two adjacent ramp rollers 71.

[0080] Preferably, the distance between two adjacent swing rollers 22 is equal to the distance between two adjacent receiving rollers 31, and the distance between two adjacent receiving rollers 31 is equal to the distance between two adjacent ramp rollers 71.

[0081] Preferably, the two swing arms 21 are respectively located on both sides of the first swing roller path 1.

[0082] Preferably, the swing arms of the second swing roller path 2 can drive the first swing roller path 1 to swing together.

[0083] Preferably, the initial positions of the several receiving rollers 31 are the end positions after the swing of the several swing rollers 22.

[0084] Preferably, the first swing roller path 1 includes 14 keys 11, the second swing roller path 2 includes 5 swing rollers 22, the receiving roller path 3 includes 5 receiving rollers 31, and the slope fixed roller path 7 includes more than 5 slope rollers 71.

[0085] The first swing roller path 1 of the present invention is nested in the second swing roller path 2, and can be used independently as a channel or as a necessary supplement to the two channels.

[0086] The length of the glass plate allowed to fall through the one-channel is determined by the length of the first swing roller path 1, and the width of the glass plate allowed to fall through is determined by the spacing and quantity of the keys 11; the length of the glass plate allowed to fall through the two channels is determined by the total length of the first swing roller path 1 and the second swing roller path 2.

[0087] When the signal element detects that the glass plate to be dropped is a small or medium-sized glass plate, the multi-channel dropping device for multi-order nesting automatically switches to the one-channel. Several keys 11 in the first swing roller path 1 that match the size and position of the glass plate swing downward through the first lifting device 4 and communicate with the receiving roller path 3 as a one-channel waiting for the glass plate to pass through. After the glass plate passes through, the dropped keys 11 of the first swing roller path 1 reset to the horizontal position. At this time, the cylinder rod of the second lifting device 5 is in the retracted state, and the second swing roller path 2 is in the horizontal position.

[0088] When the signal element detects that the glass plate to be dropped is a large glass plate, the multi-channel dropping for multi-order nesting automatically switches to the two channels. The cylinder rod of the second lifting device 5 extends, and the second swing roller path 2 swings downward, driving the first swing roller path 1 to fall together. The first swing roller path 1 and the second swing roller path 2 wait for the glass plate to pass through as a whole. After the glass plate passes through, the cylinder rod of the second lifting device 5 retracts, and the first swing roller path 1 and the second swing roller path 2 return to the horizontal position. When the two channels of the multi-channel dropping device for multi-order nesting are used, the cylinder rod of the first lifting device 4 is always in the extended state.

[0089] The plate dropping method of the multi-channel plate dropping device of the present invention is flexible and reliable, with a compact and reasonable structure and simple control. It automatically switches the plate dropping channels according to the specifications of different glass plates for dropping, and can not only meet the use of small and medium-sized plate dropping such as two-part plates, three-part plates, four-part plates, five-part plates, etc., but also meet the use of large whole plates for dropping. It has a wide range of applications, covering various specifications of glass plates, and can not only meet the production needs of electronic glass, automotive glass, etc., but also meet the production needs of ordinary building glass. It is especially suitable for multi-order nesting production and has good use effects.

[0090] The above are only the preferred embodiments of the present invention, and do not limit the implementation manners and protection scope of the present invention. For those skilled in the art, it should be realized that all the equivalent replacements and obvious changes made by using the description and illustrations of the present invention should be included in the protection scope of the present invention.

Claims

1. A method for dropping plates of a multi-channel plate dropping device for multi-order nesting cutting, characterized in that, the multi-channel plate dropping device includes: A first swing roller path, the first swing roller path can rotate around one end of the first swing roller path, and the first swing roller path is used for conveying glass plates; A first lifting device, the first lifting device is used to drive the first swing roller path to rotate; A second swing roller path, the second swing roller path can rotate around one end of the second swing roller path, and the other end of the second swing roller path is used for conveying the glass plate; A receiving roller path, the receiving roller path is installed below the other end of the second swing roller path, and the receiving roller path is used for conveying the glass plate; A second lifting device, the second lifting device is used to drive the second swing roller path and the receiving roller path to rotate; The plate dropping method includes: Step S1: When the glass plate is a medium or small-sized glass plate, the first lifting device drives the first swing roller path to rotate downward, so that the glass plate on the first swing roller path is conveyed onto the receiving roller path; Step S2: After the glass plate passes through the receiving roller path, the first lifting device drives the first swing roller path to rotate upward until the first swing roller path is in a horizontal state; Step S3: When the glass plate is a large-sized glass plate, the second lifting device drives the second swing roller path to rotate downward, and the first lifting device drives the first swing roller path to rotate downward, so that the glass plate on the first swing roller path is conveyed to the other end of the second swing roller path; Step S4: After the glass plate passes through the second swing roller path, the first lifting device drives the first swing roller path to rotate upward, and the second lifting device drives the second swing roller path to rotate upward until both the first swing roller path and the second swing roller path are in a horizontal state.

2. The plate dropping method of the multi-channel plate dropping device for multi-order nesting cutting according to claim 1, characterized in that, the multi-channel plate dropping device further includes: a supporting component, and one end of the first swing roller path and one end of the second swing roller path are respectively rotatably connected to the upper end of the supporting component.

3. The plate dropping method of the multi-channel plate dropping device for multi-order nesting cutting according to claim 2, characterized in that, the second swing roller path includes: Two swing arms, one ends of the two swing arms are respectively rotatably connected to the supporting component; A plurality of swing rollers, both ends of the plurality of swing rollers are respectively rotatably connected to the other ends of the two swing arms, the plurality of swing rollers are arranged in parallel, two adjacent swing rollers are arranged at equal intervals, and the plurality of swing rollers are used for conveying the glass plate; In step S2 and step S4, when the first swing roller path is in a horizontal state, the distance between one swing roller close to the supporting component and the other end of the first swing roller path is equal to the distance between two adjacent swing rollers.

4. The plate dropping method of the multi-channel plate dropping device for multi-order nesting cutting according to claim 3, characterized in that, The first swing roller path includes: a plurality of keys, one ends of the plurality of keys are respectively rotatably connected to the support assembly, the plurality of keys are arranged in parallel, two adjacent keys are arranged at equal intervals, and a plurality of conveying wheels are arranged on the upper side of each key, two adjacent conveying wheels on each key are arranged at equal intervals, and the plurality of conveying wheels are used for conveying the glass plate.

5. The blanking method of the multi-channel blanking device for multi-order nesting according to claim 4, characterized in that the receiving roller path includes: a plurality of receiving rollers, two ends of the plurality of receiving rollers are respectively rotatably connected to the lower sides of the other ends of the two swing arms, the plurality of receiving rollers are located below the plurality of swing rollers, and the plurality of receiving rollers are used for conveying the glass plate; In step S1, after the first swing roller path rotates downward, the distance between one receiving roller close to the support assembly and the other end of the first swing roller path is equal to the distance between two adjacent receiving rollers.

6. The blanking method of the multi-channel blanking device for multi-order nesting according to claim 5, characterized in that the second swing roller path further includes: a cross beam and a rectangular tension beam, two ends of the cross beam are respectively installed below the two swing arms, the first lifting device is installed on the cross beam, two ends of the rectangular tension beam are respectively installed below the two swing arms, and the second lifting device is installed on the rectangular tension beam.

7. The blanking method of the multi-channel blanking device for multi-order nesting according to claim 5, characterized in that the upper roller surfaces of the plurality of conveying wheels are all in the same first plane, the upper roller surfaces of the plurality of swing rollers are all in the same second plane, and the upper roller surfaces of the plurality of receiving rollers are all in the same third plane; In step S1: the first lifting device drives the first swing roller path to rotate downward until the first plane and the third plane are in the same plane, so that the glass plate on the first swing roller path is conveyed onto the receiving roller path; In step S3: the second lifting device drives the second swing roller path to rotate downward, and the first lifting device drives the first swing roller path to rotate downward until the first plane and the second plane are in the same plane, so that the glass plate on the first swing roller path is conveyed to the other end of the second swing roller path.

8. The blanking method of the multi-channel blanking device for multi-order nesting according to claim 6, characterized in that the first lifting device includes a plurality of first cylinders, one ends of the plurality of first cylinders are respectively hinged to the cross beam, and the other ends of the plurality of first cylinders are respectively hinged to the bottoms of the plurality of keys.

9. The blanking method of the multi-channel blanking device for multi-order nesting according to claim 6, characterized in that the second lifting device includes two second cylinders, one ends of the two second cylinders are respectively hinged to the two ends of the rectangular tension beam, and the other ends of the two second cylinders are respectively used for being hinged to a fixed beam fixed on the ground.

10. The blanking method of the multi-channel blanking device for multi-order nesting according to claim 7, It is characterized in that the rotation angle of the first swing roller path is the same as that of the second swing roller path, and the rotation angle of the second swing roller path is the same as that of the receiving roller path; the positions of several of the receiving rollers in step S1 are respectively the same as the positions of several of the swing rollers in step S3.

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