A plate conveyor

Abstract

The present invention relates to the technical field of plate conveying, and discloses a plate conveyor, comprising a conveying body, a plurality of conveying rollers arranged in the conveying body, and a motor fixedly installed on one side of the conveying body, wherein a plurality of rotating rods are rotatably installed in the conveying body, and an output end of the motor is fixedly connected to one end of one of the rotating rods, and the conveying roller comprises a plurality of rollers slidably connected to the rotating rods, an annular groove is provided on the outer side of the roller, and a limiting ring is rotatably connected in the annular groove. The present invention splits the conveying roller into a plurality of rollers slidably connected to the rotating rod, and a limiting ring is rotatably connected in the annular groove on the outer side of the roller, and a sliding rod at the lower end of the limiting ring is slidably connected to the arc groove on the outer side of the limiting roller. By controlling the rotation of the plurality of limiting rollers, the width of the plurality of conveying rollers can be adjusted at the same time, and the width of the conveying roller can be adjusted according to the width of the plate, thereby increasing the practicability of the entire device, and the coordination of the limiting assembly can prevent the plate from skewing during the conveying process.

Description

Technical Field

[0001] The invention relates to the technical field of plate conveying, in particular to a plate conveyor. Background Art

[0002] During the production process of composite insulation boards, a conveyor is required to transport the boards. The currently existing board conveyors, such as the board conveyor disclosed in the authorization announcement number CN215754842U, include a conveying table, the upper surface of the conveying table is rotatably connected to a rotating rod 1, the side surface of the rotating rod 1 is fixedly connected to a cross plate 1, the end of the rotating rod 1 away from the conveying table is fixedly connected to a motor 2, the lower surface of the conveying table is rotatably connected to a rotating rod 2, the side surface of the rotating rod 2 is fixedly connected to a cross plate 2, the upper surface of the cross plate 2 is fixedly connected to a cross bar, and the end of the cross bar away from the cross plate 2 is fixedly connected to the lower surface of the cross plate 1. During use, the installed device can perform weight detection on the conveyed board to avoid overload and reduce the conveying efficiency.

[0003] The width of the conveying rollers on the existing conveyors is fixed. Similar to the above-mentioned prior art, the width of the conveying rollers cannot be adjusted. In order to adapt to the conveying of plates of different types, the width of the conveying rollers is generally wider. When the width of the conveyed plates is smaller, the plates may be skewed, affecting subsequent processing operations such as painting, and it is not convenient to limit the conveying of plates of different widths. Summary of the invention

[0004] In view of the deficiencies of the prior art, the present invention provides a plate conveyor which can limit the transmission of plates of different widths, thereby preventing the plates from being skewed during the transmission process.

[0005] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a plate conveyor, comprising a conveyor body, multiple groups of conveying rollers arranged in the conveyor body and a motor fixedly installed on one side of the conveyor body, multiple groups of rotating rods are rotatably installed in the conveyor body, the output end of the motor is fixedly connected to one end of one of the rotating rods, the conveying rollers include multiple rollers slidably connected to the rotating rods, annular grooves are provided on the outer sides of the rollers, a limiting ring is rotatably connected in the annular groove, a sliding rod is fixedly connected to the lower end of the limiting ring, and a rotating rod connected to the conveyor body is arranged below the rotating rod. A limiting roller is connected, a plurality of arc grooves are provided on the outer side of the limiting roller, the sliding rod is slidably connected to the arc groove, the curvatures of the plurality of arc grooves are all different, a flipping mechanism is provided between two of the conveying rollers, a cavity is provided in one side wall of the conveying body, a conveying component for controlling the rotation of the rotating rod and the flipping mechanism is installed in the cavity, a rotating component for controlling the rotation of the limiting roller is also installed in the cavity, a connecting component is provided between the rotating component and the conveying component, installation grooves are provided on both side walls of the conveying body, and the limiting components are installed in the installation grooves.

[0006] Preferably, the flipping mechanism includes a flipping roller rotatably connected to the conveying body, a plurality of conveying ports are opened on the outer side of the flipping roller, when the conveying port is in a horizontal state, the lower wall thereof is on the same horizontal line as the arc surface on the roller, a connecting shaft is fixedly installed at one end of the flipping roller, and a first gear ring is provided on one end of the connecting shaft which is located in the cavity fixed sleeve.

[0007] Preferably, the transmission component includes a rotating shaft rotatably arranged in the cavity, the rotating shaft is located between two rotating rods, one end of the rotating rod is located in the cavity, a first transmission belt is sleeved between two adjacent rotating rods, a second transmission belt is sleeved between the rotating shaft and the rotating rods on both sides, a third gear ring is sleeved on the rotating shaft, only part of the outer side of the third gear ring has teeth, one side of the first gear ring is meshed with a gear rotatably connected to the cavity, and the gear is meshed with the third gear ring.

[0008] Preferably, the rotating assembly includes a rotating column fixedly mounted at one end of the limiting roller, one end of the rotating column is located in a cavity and a fixed sleeve is provided with a second tooth ring, an installation shaft is rotatably installed in the cavity, a fourth tooth ring is fixedly mounted on the installation shaft, the fourth tooth ring is meshed with serrated plates slidably connected to the cavity on both the upper and lower sides, and the serrated plates are meshed with the second tooth ring corresponding to the position.

[0009] Preferably, the connecting assembly includes an opening on one side of the conveyor body, a sliding shaft is slidably contacted in the opening, a third conveyor belt is sleeved between the sliding shaft, the mounting shaft and the rotating shaft, a fixing rod is passed through one end of the sliding shaft, and one end of the fixing rod is threadedly connected to the side wall of the cavity.

[0010] Preferably, a limiting mechanism is also included, which includes a shell rotatably mounted on a sliding shaft, the shell is slidably connected to the side wall of the cavity, multiple groups of limiting plates are slidably provided on one side of the shell, a mounting plate is fixedly installed in the shell, a connecting rod is slidably connected to one side of the mounting plate, a spring is fixedly installed between the connecting rod and the mounting plate, and one end of the connecting rod is fixedly connected to the limiting plate.

[0011] Preferably, the limiting assembly includes a plurality of first rollers rotatably installed in one of the mounting grooves, a support plate is slidably contacted in the other mounting groove, a plurality of second rollers are rotatably installed on the support plate, a connecting piece is sleeved on the outer side of one end of the rotating rod, one end of the connecting piece is fixedly connected to the support plate, and the other end is fixedly connected to the sliding rod.

[0012] Preferably, the first roller and the second roller are both covered with protective soft covers on their outer sides.

[0013] Compared with the prior art, the present invention has the following beneficial effects:

[0014] 1. The present invention splits the conveying roller into multiple rollers slidably connected to the rotating rod, and rotatably connects the limiting ring in the annular groove on the outer side of the roller. The sliding rod at the lower end of the limiting ring is slidably connected to the arc groove on the outer side of the limiting roller. By controlling the rotation of multiple limiting rollers, the width of multiple groups of conveying rollers can be adjusted at the same time. The width of the conveying roller can be adjusted according to the width of the plate, thereby increasing the practicality of the entire device. Through the cooperation of the limiting assembly, the plate can be prevented from being skewed during the conveying process.

[0015] 2. The present invention connects the turning roller by rotation in the conveyor body, and opens a plurality of conveying ports on the outside of the turning roller. During the operation of the motor, the plurality of conveying rollers are driven to rotate through the conveying assembly to convey the plate. At the same time, the turning rollers can also be driven to rotate at intervals, and the conveyed plate is turned over through the conveying port, so that both sides of the plate can be easily processed by painting.

[0016] 3. The present invention rotatably sleeves a shell on a sliding shaft, slides a plurality of limit plates on one side of the shell, penetrates a sliding connection rod on one side of a mounting plate in the shell, and fixes a spring between the connecting rod and the mounting plate. One end of the connecting rod is fixedly connected to the limit plate. The taut third conveying belt can be loosened by moving the sliding shaft, so that the fourth gear ring does not rotate during the process of the conveying roller conveying the plate. The movement of the sliding shaft can also drive the movement of the plurality of limit plates to limit the fourth gear ring, thereby preventing the limit roller from rotating due to equipment vibration and other reasons. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall three-dimensional structure of the present invention;

[0018] Figure 2 for Figure 1 A is a schematic diagram of the enlarged structure of the middle part;

[0019] Figure 3 It is a schematic diagram of the overall front view three-dimensional cross-sectional structure of the present invention;

[0020] Figure 4 for Figure 3 A schematic diagram of the enlarged structure of B;

[0021] Figure 5 It is a schematic diagram of the overall rear-view stereoscopic structure of the present invention;

[0022] Figure 6 It is a three-dimensional structural schematic diagram of the turning mechanism of the present invention;

[0023] Figure 7 It is a schematic diagram of the three-dimensional structure of the limiting component of the present invention;

[0024] Figure 8 It is a schematic diagram of the three-dimensional structure of the limiting mechanism of the present invention.

[0025] In the figure: 1. conveyor body; 2. motor; 3. mounting groove; 4. roller; 5. first roller; 6. fourth gear ring; 7. rotating rod; 8. flip roller; 9. conveying port; 10. arc groove; 11. limiting roller; 12. supporting plate; 13. second roller; 14. connecting piece; 15. annular groove; 16. limiting ring; 17. sliding rod; 18. cavity; 19. connecting shaft; 20. first gear ring; 21. rotating shaft; 22. first conveyor belt; 23. second conveyor belt; 24. rotating column; 25. second gear ring; 26. mounting shaft; 27. third gear ring; 28. third conveyor belt; 29. ​​mounting plate; 30. housing; 31. opening; 32. sliding shaft; 33. fixing rod; 34. limiting plate; 35. spring; 36. connecting rod; 37. serrated plate; 38. gear. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the accompanying drawings in the embodiments of the present invention.

[0027] See also Figure 1-Figure 8 A plate conveyor comprises a conveyor body 1, a plurality of conveyor rollers arranged in the conveyor body 1 and a motor 2 fixedly installed on one side of the conveyor body 1, a plurality of rotating rods 7 are rotatably installed in the conveyor body 1, an output end of the motor 2 is fixedly connected to one end of one of the rotating rods 7, and the conveyor rollers comprise a plurality of rollers 4 slidably connected to the rotating rods 7, see Figure 1 The roller 4 slides on the limit position of the rotating rod 7, and the rotation of the rotating rod 7 can drive the roller 4 to rotate. An annular groove 15 is provided on the outer side of the roller 4, and a limit ring 16 is rotatably connected in the annular groove 15. A slide bar 17 is fixedly connected to the lower end of the limit ring 16. A limit roller 11 rotatably connected to the conveyor body 1 is provided below the rotating rod 7. A plurality of arc grooves 10 are provided on the outer side of the limit roller 11. The slide bar 17 is slidably connected to the arc groove 10. The curvatures of the plurality of arc grooves 10 are all different. This arrangement can control the plurality of rollers 4 to move toward one when the limit roller 11 is controlled to rotate. The conveyor body 1 moves in different directions and at different moving speeds. The roller 4 located on the inner side of one of the conveyor bodies 1 does not move, and the other rollers 4 all move. During the movement, the spacing between the rollers 4 is always the same. By controlling the rotation of multiple limit rollers 11, the width of multiple groups of conveyor rollers can be adjusted at the same time. The width of the conveyor rollers can be adjusted according to the width of the plate, thereby increasing the practicality of the entire device. Both side walls of the conveyor body 1 are provided with mounting grooves 3, and limit components are installed in the mounting grooves 3. Through the cooperation of the limit components, the plate can be prevented from being skewed during the conveying process.

[0028] A turning mechanism is arranged between the two conveying rollers, a cavity 18 is provided in one side wall of the conveying body 1, the turning mechanism comprises a turning roller 8 connected to the conveying body 1 for rotation, a plurality of conveying ports 9 are provided on the outer side of the turning roller 8, when the conveying port 9 is in a horizontal state, its lower wall is on the same horizontal line as the arc surface on the roller 4, a connecting shaft 19 is fixedly installed at one end of the turning roller 8, one end of the connecting shaft 19 is located in the cavity 18 and is fixedly sleeved with a first gear ring 20, a conveying assembly for controlling the rotation of the rotating rod 7 and the turning mechanism is installed in the cavity 18, during the operation of the motor 2, the plurality of conveying rollers are driven to rotate through the conveying assembly to convey the plate, and at the same time, the turning roller 8 can be driven to rotate at intervals, and the conveyed plate is turned over through the conveying port 9, so as to facilitate the processing such as painting on both sides of the plate;

[0029] A rotating assembly for controlling the rotation of the limiting roller 11 is also installed in the cavity 18, and a connecting assembly is arranged between the rotating assembly and the conveying assembly. The limiting assembly includes a plurality of first rollers 5 rotatably installed in one of the mounting grooves 3, and a support plate 12 is slidably contacted in the other mounting groove 3, and a plurality of second rollers 13 are rotatably installed on the support plate 12. A connecting member 14 is sleeved on the outer side of one end of the rotating rod 7, and the connecting member 14 does not contact the rotating rod 7. One end of the connecting member 14 is fixedly connected to the support plate 12, and the other end is fixedly connected to the sliding rod 17. Protective soft sleeves are sleeved on the outer sides of the first roller 5 and the second roller 13. When the width of the conveying roller is adjusted, the plurality of second rollers 13 can be driven to move. The second roller 13 and the first roller 5 located on the side of the plate can contact the side of the plate during the conveying process to limit the plate. The rotation of the first roller 5 and the second roller 13 will not hinder the movement of the plate, thereby avoiding the use of traditional limiting baffles, which will cause friction obstruction.

[0030] As a further solution of the present invention, the transmission component includes a rotating shaft 21 rotatably arranged in the cavity 18, the rotating shaft 21 is located between two rotating rods 7, one end of the rotating rod 7 is located in the cavity 18, a first transmission belt 22 is sleeved between the two adjacent rotating rods 7, a second transmission belt 23 is sleeved between the rotating shaft 21 and the rotating rods 7 on both sides, the part of the rotating rod 7 located in the cavity 18 and the rotating shaft 21 are both pulleys, a third gear ring 27 is sleeved on the rotating shaft 21, and a gear 38 rotatably connected to the cavity 18 is meshed on one side of the first gear ring 20, and the gear 38 is meshed with the third gear ring 27. During the operation of the motor 2, through the cooperation of the rotating rod 7, the first transmission belt 22, the rotating shaft 21 and the second transmission belt 23, multiple transmission rollers can be driven to rotate to transmit the plate.

[0031] As a further solution of the present invention, the rotating assembly includes a rotating column 24 fixedly mounted at one end of the limiting roller 11, one end of the rotating column 24 is located in the cavity 18 and is fixedly sleeved with a second gear ring 25, a mounting shaft 26 is rotatably mounted in the cavity 18, a fourth gear ring 6 is fixedly sleeved on the mounting shaft 26, and the fourth gear ring 6 is meshed with a sawtooth plate 37 slidably connected to the cavity 18 on both the upper and lower sides, and the sawtooth plate 37 is meshed with the second gear ring 25 corresponding to the position, and the connecting assembly includes an opening 31 opened on one side of the conveying body 1, and a sliding shaft 32 is slidably contacted in the opening 31, and the sliding shaft 32, the mounting shaft 26 and the rotating shaft 21, a third conveyor belt 28 is sleeved between the sliding shaft 32, the mounting shaft 26 and the rotating shaft 21 are all pulleys, a fixing rod 33 is penetrated at one end of the sliding shaft 32, one end of the fixing rod 33 is threadedly connected to the side wall of the cavity 18, and the sliding shaft 32 is abutted against a side wall of the opening 31. At this time, the third conveyor belt 28 is straightened, and the rotating fixing rod 33 is connected to the side wall of the cavity 18. At this time, the starting motor 2 can drive the mounting shaft 26 to rotate, and through the cooperation of the fourth gear ring 6, the serrated plate 37, the second gear ring 25 and the rotating column 24, a plurality of limiting rollers 11 can be driven to rotate, and the width of the conveying rollers can be adjusted.

[0032] As a further solution of the present invention, it also includes a limiting mechanism, which includes a shell 30 rotatably sleeved on the sliding shaft 32, the shell 30 is slidably connected to the side wall of the cavity 18, and multiple groups of limiting plates 34 are slidably arranged on one side of the shell 30, and a mounting plate 29 is fixedly installed in the shell 30, and a connecting rod 36 is slidably connected to one side of the mounting plate 29, and a spring 35 is fixedly installed between the connecting rod 36 and the mounting plate 29, and one end of the connecting rod 36 is fixedly connected to the limiting plate 34. By moving the sliding shaft 32, the taut third conveyor belt 28 can be loosened, so that in the process of the conveying roller conveying the plate, the fourth gear ring 6 does not rotate, and the movement of the sliding shaft 32 can also drive the multiple limiting plates 34 to move, so as to limit the fourth gear ring 6, so as to avoid the rotation of the limiting roller 11 due to equipment vibration and other reasons.

[0033] During operation, the sliding shaft 32 abuts against a side wall of the opening 31, and the third conveyor belt 28 is stretched straight, and the rotating fixing rod 33 is connected to the side wall of the cavity 18;

[0034] The starting motor 2 drives the rotating rod 7 connected thereto to rotate, and the cooperation of the first transmission belt 22, the plurality of rotating rods 7, and the second transmission belt 23 can drive the rotating shaft 21 to rotate, and the third transmission belt 28 can drive the sliding shaft 32 and the mounting shaft 26 to rotate, and the mounting shaft 26 drives the fourth gear ring 6 to rotate, and the fourth gear ring 6 drives the sawtooth plate 37 to move, and the sawtooth plate 37 drives the plurality of second gear rings 25 to rotate, and the second gear ring 25 drives the rotating column 24 connected thereto to rotate, and the rotating column 24 drives the limiting roller 11 connected thereto to rotate, and during the rotation process of the limiting roller 11, the sliding rod 17 slides in the arc groove 10, The slide bar 17 drives the limit ring 16 to move, and the limit ring 16 drives the roller 4 to slide on the rotating rod 7. The curvatures of the multiple arc grooves 10 are all different. With this arrangement, when the limit roller 11 is controlled to rotate, the multiple rollers 4 can be controlled to move in one direction, and the moving speeds are all different. The roller 4 located on the inner side of one of the conveyor bodies 1 does not move, and the other rollers 4 all move. During the movement, the spacing between the rollers 4 is always the same. By controlling the rotation of multiple limit rollers 11, the widths of multiple groups of conveyor rollers can be adjusted at the same time. The width of the conveyor rollers can be adjusted according to the width of the plate, thereby increasing the practicality of the entire device.

[0035] The slide bar 17 can drive the connecting member 14 to move during the movement, the connecting member 14 drives the supporting plate 12 to move, and the supporting plate 12 drives the second rotating roller 13 to move;

[0036] After adjusting the width of the conveying roller, the fixed rod 33 is rotated to separate from the side wall of the cavity 18, and the tight third conveying belt 28 can be loosened by pushing the sliding shaft 32 to move, so that the fourth gear ring 6 does not rotate during the conveying roller conveying the plate, and the movement of the sliding shaft 32 drives the housing 30 to move, and the housing 30 drives the multiple limit plates 34 to move. The fourth gear ring 6 can be limited by the cooperation of the connecting rod 36 and the spring 35 to prevent the limit roller 11 from rotating due to equipment vibration and other reasons;

[0037] The motor 2 continues to work, and drives the roller 4 to rotate through the multiple rotating rods 7 to convey the plate. During the conveying process of the plate, the second roller 13 and the first roller 5 located on both sides of the plate can contact the side of the plate during the conveying process to limit the plate, which can prevent the plate from being skewed during the conveying process. The rotation of the first roller 5 and the second roller 13 will not hinder the movement of the plate, and avoid the use of traditional limit baffles, which will cause friction obstruction;

[0038] During the conveying process of the plate, the rotation of the rotating shaft 21 drives the third gear ring 27 to rotate, the third gear ring 27 drives the gear 38 to rotate, the gear 38 drives the first gear ring 20 to rotate, the first gear ring 20 drives the connecting shaft 19 to rotate, the connecting shaft 19 drives the flip roller 8 to rotate, and the conveyed plate is turned over through the conveying port 9, so that both sides of the plate can be processed by painting. The outer side of the third gear ring 27 is only partially toothed, and one rotation of the third gear ring 27 can drive the gear 38 to rotate a quarter of a circle. The diameter of the gear 38 is consistent with the diameter of the first gear ring 20, and the flip roller 8 can be controlled to rotate at intervals. When the flip roller 8 does not rotate, it is used to reserve a certain time for one end of the plate to enter the conveying port 9.

[0039] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the above embodiments, it is obvious to those skilled in the art that the features thereof are equivalently replaced. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A plate conveyor, comprising a conveyor body (1), a plurality of conveying rollers arranged in the conveyor body (1), and a motor (2) fixedly mounted on one side of the conveyor body (1), characterized in that: A plurality of rotating rods (7) are rotatably mounted in the conveyor body (1), the output end of the motor (2) is fixedly connected to one end of one of the rotating rods (7), the conveying roller comprises a plurality of rollers (4) slidably connected to the rotating rods (7), an annular groove (15) is provided on the outer side of the rollers (4), a limiting ring (16) is rotatably connected in the annular groove (15), a sliding rod (17) is fixedly connected to the lower end of the limiting ring (16), a limiting roller (11) rotatably connected to the conveyor body (1) is arranged below the rotating rod (7), a plurality of arc grooves (10) are provided on the outer side of the limiting roller (11), the The slide bar (17) is slidably connected to the arc groove (10), and the curvatures of the multiple arc grooves (10) are all different. A flip mechanism is arranged between two of the conveying rollers. A cavity (18) is opened in one side wall of the conveying body (1), and a conveying component for controlling the rotation of the rotating rod (7) and the flip mechanism is installed in the cavity (18). A rotating component for controlling the rotation of the limit roller (11) is also installed in the cavity (18). A connecting component is arranged between the rotating component and the conveying component. The two side walls of the conveying body (1) are opened with installation grooves (3), and the limit component is installed in the installation groove (3); The turning mechanism comprises a turning roller (8) rotatably connected to the conveying body (1), a plurality of conveying openings (9) are provided on the outer side of the turning roller (8), and when the conveying opening (9) is in a horizontal state, its lower wall is on the same horizontal line as the upper arc surface of the roller (4), a connecting shaft (19) is fixedly mounted on one end of the turning roller (8), and one end of the connecting shaft (19) is located in the cavity (18) and is fixedly sleeved with a first gear ring (20); The transmission assembly comprises a rotating shaft (21) rotatably arranged in the cavity (18), the rotating shaft (21) being located between two rotating rods (7), one end of the rotating rod (7) being located in the cavity (18), a first transmission belt (22) being sleeved between two adjacent rotating rods (7), a second transmission belt (23) being sleeved between the rotating shaft (21) and the rotating rods (7) on both sides, a third gear ring (27) being sleeved on the rotating shaft (21), the outer side of the third gear ring (27) having only partial teeth, one side of the first gear ring (20) being meshingly connected with a gear (38) rotatably connected to the cavity (18), the gear (38) being meshingly connected with the third gear ring (27); The rotating assembly comprises a rotating column (24) fixedly mounted on one end of the limiting roller (11); one end of the rotating column (24) is located in a cavity (18) and is fixedly sleeved with a second toothed ring (25); a mounting shaft (26) is rotatably mounted in the cavity (18); a fourth toothed ring (6) is fixedly sleeved on the mounting shaft (26); the fourth toothed ring (6) is meshedly connected to sawtooth plates (37) slidably connected to the cavity (18) on both upper and lower sides; the sawtooth plates (37) mesh with the second toothed ring (25) at a corresponding position; The connecting assembly comprises an opening (31) formed on one side of the conveyor body (1), a sliding shaft (32) being in sliding contact with the inside of the opening (31), a third conveyor belt (28) being sleeved between the sliding shaft (32), the mounting shaft (26) and the rotating shaft (21), a fixing rod (33) being provided through one end of the sliding shaft (32), and one end of the fixing rod (33) being threadedly connected to the side wall of the cavity (18); The limiting assembly comprises a plurality of first rollers (5) rotatably mounted in one of the mounting grooves (3); a support plate (12) is slidably contacted in another of the mounting grooves (3); a plurality of second rollers (13) are rotatably mounted on the support plate (12); a connecting member (14) is sleeved on the outer side of one end of the rotating rod (7); one end of the connecting member (14) is fixedly connected to the support plate (12), and the other end is fixedly connected to the sliding rod (17).

2. A plate conveyor according to claim 1, characterized in that: The invention also comprises a limiting mechanism, wherein the limiting mechanism comprises a shell (30) rotatably sleeved on a sliding shaft (32), the shell (30) being slidably connected to a side wall of the cavity (18), a plurality of groups of limiting plates (34) being slidably provided on one side of the shell (30), a mounting plate (29) being fixedly installed in the shell (30), a connecting rod (36) being slidably connected to one side of the mounting plate (29), a spring (35) being fixedly installed between the connecting rod (36) and the mounting plate (29), and one end of the connecting rod (36) being fixedly connected to the limiting plate (34).

3. A plate conveyor according to claim 2, characterized in that: The first rotating roller (5) and the second rotating roller (13) are both provided with protective soft covers on their outer sides.

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