Tissue stack overturning and conveying mechanism

Abstract

The utility model discloses a tissue stack turnover conveying mechanism which comprises a first belt conveying device, a second belt conveying device, a lifting mechanism, a swing plate, a turnover mechanism, a hinged support and a machine base, the hinged support is installed on the machine base, the swing plate is connected with the hinged support, the first belt conveying device is fixedly connected to the swing plate, and the second belt conveying device is fixedly connected to the turnover mechanism. The lifting mechanism is installed on the swing plate and connected with the second belt conveying device, and the turnover mechanism is installed on the machine base and connected with the swing plate. According to the utility model, the second belt conveying device can be propped against the tissue stack positioned on the first belt conveying device by virtue of the lifting mechanism so as to clamp the tissue stack, and the tissue stack can be overturned by virtue of the overturning mechanism, so that the tissues in the tissue stack face upwards from the side part with a smaller plane, and therefore, the tissue stack can be automatically overturned. The tissue stack conveying device can meet the requirement that tissue stacks are conveyed out in the mode that the side portions, with the small planes, of the tissues in the tissue stacks face upwards, can be matched with the tissue stacks of different thicknesses to be used, and is high in flexibility.

Description

Technical Field

[0001] The utility model relates to the field of mechanical design, in particular to a paper towel pile turning and conveying mechanism. Background Art

[0002] After being prepared, paper towels will be in a continuous state. In order to facilitate the subsequent processing or packaging of paper towels, many paper towels need to be stacked by paper towel stacking machines after preparation to form paper towel piles. The stacked paper towel piles will be transported to other processing equipment such as subsequent packaging or cutting by means of belt conveyors.

[0003] CN202222929198.4 discloses a stacking and conveying mechanism for a paper towel stacker, which can stack paper towels into paper towel piles and then deliver them. The paper towels in the paper towel piles obtained by the paper towel stacker are often stacked with their larger flat surfaces facing upwards. However, in actual production and processing, sometimes in subsequent packaging machines and other processing equipment, it is hoped that the paper towel piles can be conveyed into the subsequent packaging machines and other processing equipment with the smaller flat sides facing upwards. It is obvious that conveying the paper towel piles by relying solely on conventional belt conveyors cannot meet this requirement. Utility Model Content

[0004] The purpose of the utility model is to provide a paper towel stack turning and conveying mechanism, which can solve one or more of the above problems.

[0005] According to one aspect of the utility model, a paper towel stack flipping and conveying mechanism is provided, comprising a first belt conveying device, a second belt conveying device, a lifting mechanism, a swing plate, a flipping mechanism, a hinge seat and a machine base, wherein the hinge seat is mounted on the machine base, the swing plate is connected to the hinge seat, the first belt conveying device is fixedly connected to the swing plate, the lifting mechanism is mounted on the swing plate and connected to the second belt conveying device, and the flipping mechanism is mounted on the machine base and connected to the swing plate.

[0006] The beneficial effect of the utility model is that in the utility model, the stack of paper towels obtained after folding can be conveyed to the first belt conveyor device. At this time, the plane of the paper towels with a larger area in the stack will face upward, and the second belt conveyor device can be pressed against the stack of paper towels by relying on the lifting mechanism to clamp the stack of paper towels. At this time, the turning mechanism can be relied on to swing the swing plate to realize the turning of the stack of paper towels, so that the paper towels in the stack of paper towels are turned to face the side with a smaller plane upward, and then relying on the conveyance of the first belt conveyor device and the second belt conveyor device, the stack of paper towels can be conveyed out in this form. Therefore, the utility model can meet the need of conveying the stack of paper towels with the side of the paper towels with a smaller plane facing upward, and can be adapted to the use of stacks of paper towels with different thicknesses, and has strong flexibility.

[0007] In some embodiments, the lifting mechanism includes a slider, a slide rail and a lifting cylinder, the slider and the slide rail are both in plurality, the plurality of the slide rails are mounted on the swing plate, the sliders are slidably mounted on the plurality of slide rails in a one-to-one correspondence, the lifting cylinder is connected to any slider, and the plurality of the sliders are connected to the second belt conveyor. The second belt conveyor can move with the movement of the slider, and the slide rail can limit and guide the movement of the slider.

[0008] In some embodiments, the hinge seat includes a rotating shaft, a bearing, a bearing seat and a connecting block, wherein the bearing seat is fixedly mounted on the machine base, the bearing is arranged in the bearing seat, the bearing is sleeved on the rotating shaft, the connecting block is fixedly sleeved on the rotating shaft and connected to the swing plate. The swing plate can rotate on the bearing seat along with the rotating shaft, thereby realizing the swing of the swing plate.

[0009] In some embodiments, the flip mechanism includes a flip cylinder and a cylinder seat, the flip cylinder includes a cylinder body and a piston rod, the cylinder seat is mounted on the machine base, the cylinder body is hinged on the cylinder seat, one end of the piston rod is arranged in the cylinder body, and the other end is hinged to the swing plate. The hinged assembly enables the cylinder body to swing to a certain extent on the cylinder seat, and the hinge enables the piston rod to rotate relative to the swing plate to a certain extent, so as to avoid the swing plate from being dead in the swinging position and unable to swing to the right position.

[0010] In some embodiments, the utility model further comprises a buffer, the buffer is mounted on the base, and the swing plate can swing against the buffer. When the swing plate swings into place, a certain impact force will be generated, and the buffer can be provided to buffer the impact force.

[0011] In some embodiments, the utility model further comprises a blocking bar, an upper connecting column and a lower connecting column, one end of the upper connecting column and one end of the lower connecting column are respectively connected to the side plates, one end of the blocking bar is connected to the other end of the upper connecting column, and the other end is connected to the other end of the lower connecting column. The blocking bar can block the side of the paper towel stack when the first belt conveyor device and the second belt conveyor device clamp the paper towel stack, thereby reducing the probability of the paper towel stack tipping over.

[0012] In some embodiments, the utility model further comprises a baffle and a guide bar, the baffle bar is provided with a limiting hole, the guide bar is connected to the baffle plate, the baffle plate is connected to the second belt conveyor device, and the guide bar extends into the limiting hole. The baffle plate can move with the movement of the second belt conveyor device, and it can also block the side of the paper towel stack, further reducing the probability of the paper towel stack tipping over, etc. At the same time, a guide bar is provided on it, which cooperates with the limiting hole, and can limit the movable range of the second belt conveyor device to prevent the second belt conveyor device from moving excessively and colliding with the first belt conveyor device.

[0013] In some embodiments, the second belt conveyor device includes a power device, a belt conveyor device body and a guide rod, the swing plate is provided with a guide hole, one end of the guide rod is connected to the power device, and the other end passes through the guide hole and is connected to the belt conveyor device body, and the belt conveyor device body is connected to the lifting mechanism. The arrangement of the guide rod and the guide hole can limit and guide the movement of the power device, thereby ensuring the reliability of the movement of the power device. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a structural schematic diagram of a paper towel stack turning and conveying mechanism according to one embodiment of the utility model.

[0015] Figure 2 This is a structural schematic diagram of a paper towel stack turning and conveying mechanism according to an embodiment of the present invention when no base is provided.

[0016] Figure 3 This is a structural schematic diagram of a paper towel stack turning and conveying mechanism according to an embodiment of the present invention when no base is provided.

[0017] Figure 4 This is a front view of a structural schematic diagram of a paper towel stack turning and conveying mechanism according to an embodiment of the present invention when no machine base is provided.

[0018] Figure 5 This is a rear view of a structural schematic diagram of a paper towel stack turning and conveying mechanism according to an embodiment of the present invention when no base is provided.

[0019] In the figure: 1. First belt conveyor, 2. Second belt conveyor, 3. Lifting mechanism, 4. Swinging plate, 5. Turning mechanism, 6. Hinge seat, 7. Machine base, 8. Buffer, 11. First conveyor belt, 12. First transmission wheel, 13. First bracket, 14. First power device, 15. First driving wheel, 16. First wheel seat, 201. Belt conveyor body, 202. Power device, 203. Guide rod, 21. Second conveyor belt, 22. The second transmission wheel, 23. The second bracket, 24. The second wheel seat, 25. The second driving wheel, 31. The slider, 32. The slide rail, 33. The lifting cylinder, 41. The guide hole, 51. The flip cylinder, 52. The cylinder seat, 511. The cylinder body, 512. The piston rod, 61. The rotating shaft, 62. The bearing, 63. The bearing seat, 64. The connecting block, 60. The baffle, 70. The upper connecting column, 80. The lower connecting column, 90. The baffle, 100. The guide bar, 601. The limiting hole. DETAILED DESCRIPTION

[0020] The utility model is further described in detail below in conjunction with the accompanying drawings.

[0021] refer to Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5 The utility model discloses a tissue stack turning and conveying mechanism, which comprises a first belt conveying device 1, a second belt conveying device 2, a lifting mechanism 3, a swing plate 4, a turning mechanism 5, a hinge seat 6 and a machine base 7.

[0022] The hinge seat 6 includes a rotating shaft 61, a bearing 62, a bearing seat 63 and a connecting block 64. The bearing seat 63 is fixedly mounted on the machine base 7 by bolts, the bearing 62 is arranged in the bearing seat 63, the bearing 62 is sleeved on the rotating shaft 61, so that the rotating shaft 61 can rotate on the bearing 62, the connecting block 64 is fixedly sleeved on the rotating shaft 61, and the connecting block 64 is fixedly connected to one side of the swing plate 4 by bolts, and the swing plate 4 can swing with the rotation of the rotating shaft 61. Under normal conditions, the swing plate 4 is arranged perpendicular to the horizontal plane.

[0023] The first belt conveyor device 1 comprises a first conveyor belt 11, a first transmission wheel 12, a first bracket 13, a first power device 14, a first driving wheel 15 and a first wheel seat 16. The first wheel seat 16 is fixedly connected to the side of the first bracket 13 by bolts, the first driving wheel 15 is mounted on the first wheel seat 16 by a bearing, so that the first driving wheel 15 can rotate on the first wheel seat 16, the first bracket 13 is fixedly connected to one side of the swing plate 4 by bolts, there can be multiple first transmission wheels 12, all of which are rotatably mounted on the first bracket 13 by bearings, and the first conveyor belt 11 bypasses multiple first transmission wheels 12 and the first driving wheel 15, the first power device 14 is preferably a motor, the body of the first power device 14 is fixedly connected to the other side of the swing plate 4 by bolts, and the rotating shaft of the first power device 14 passes through the swing plate 4 and is connected to the first driving wheel 15, so that the first power device 14 can drive the first driving wheel 15 to rotate, and the first power device 14 and the connecting block 64 are on the same side of the swing plate 4 after being set.

[0024] The lifting mechanism 3 includes a slider 31, a slide rail 32 and a lifting cylinder 33. There are multiple sliders 31 and multiple slide rails 32, multiple slide rails 31 are fixedly mounted on the swing plate 4 by bolts, multiple sliders 32 are slidably mounted on the multiple slide rails 32 in a one-to-one correspondence, the cylinder body of the lifting cylinder 33 is mounted on the swing plate 4 by a pin shaft, and the piston rod of the lifting cylinder 33 is fixedly connected to any slider 31 by a coupling.

[0025] The second belt conveyor 2 includes a belt conveyor body 201, a power device 202 and a guide rod 203. The belt conveyor body 201 includes a second conveyor belt 21, a second transmission wheel 22, a second bracket 23, a second wheel seat 24 and a second driving wheel 25. There can be multiple second transmission wheels 22, all of which are rotatably mounted on the second bracket 23 through bearings, and the second bracket 23 and all sliders 31 of the lifting mechanism 3 are fixedly connected through a connecting plate, so that the second belt conveyor 2 can move with the movement of the slider 31.

[0026] A guide hole 41 is provided on the swing plate 4, and the power device 202 is preferably a motor. One end of the guide rod 203 is fixedly connected to the body of the power device 202 by threaded cooperation, and the other end of the guide rod 203 passes through the guide hole 203 and is fixedly connected to the second wheel seat 24 by threaded cooperation. The second wheel seat 24 is fixedly connected to one side of the second bracket 23 by bolts. The second bracket 23 and the power device 202 are respectively arranged on both sides of the swing plate 4, and the second driving wheel 25 is rotatably mounted on the second wheel seat 24 through a bearing. The second driving wheel 25 is connected to the rotating shaft of the power device 202, so that the power device 202 can drive the second driving wheel 25 to rotate, and the second conveyor belt 21 bypasses the second driving wheel 25 and multiple second transmission wheels 22. The power device 202 and the connecting block 64 are on the same side of the swing plate 4 after being arranged.

[0027] After the installation, the conveying parts of the first belt conveyor 1 and the second belt conveyor 2 are located on the same side of the swing plate 4, and the first belt conveyor 1 and the second belt conveyor 2 are arranged in parallel.

[0028] The flipping mechanism 5 includes a flipping cylinder 51 and a cylinder seat 52. The flipping cylinder 51 includes a cylinder body 511 and a piston rod 512. The cylinder seat 52 is fixedly mounted on the machine base 7 by bolts. The bottom of the cylinder body 511 is hinged on the cylinder seat 52 by a pin. One end of the piston rod 512 is movably arranged in the cylinder body 511 through a piston. The other end of the piston rod 512 is hinged to one side of the swing plate 4 through a pin, and the end of the piston rod 512 hinged to the swing plate 4 and the connecting block 64 are on the same side of the swing plate 4.

[0029] The utility model further comprises a buffer 8 , which is preferably a hydraulic buffer, which is fixedly mounted on the machine base 7 , and when necessary, the swing plate 4 can swing against the buffer 8 .

[0030] The utility model also includes a baffle 60, an upper connecting column 70 and a lower connecting column 80. One end of the upper connecting column 70 and one end of the lower connecting column 80 are respectively fixedly connected to the swing plate 4 by threaded cooperation. One end of the baffle 60 is connected to the other end of the upper connecting column 70, and the other end of the baffle 60 is connected to the other end of the lower connecting column 80. After the baffle 60 and the swing plate 4 are arranged on both sides of the first bracket 13 of the first belt conveyor 1 and the second bracket 23 of the second belt conveyor 2.

[0031] The utility model also includes a baffle 90 and a guide bar 100. A limiting hole 601 is provided on the baffle 60. The guide bar 100 and the baffle 90 are fixedly connected by threaded fitting, and the baffle 90 and the second bracket 23 of the second belt conveyor 2 are fixedly connected by threaded fitting. The guide bar 100 extends into the limiting hole 601 and can move along the limiting hole 601.

[0032] When the utility model is in use, when the stack of paper towels obtained by the paper towel stacking machine is transported to the first conveyor belt 11 of the first belt conveying device 1, the plane with a larger area of ​​the paper towels in the stack will face upward.

[0033] Start the lifting mechanism 3, and the lifting cylinder 33 of the lifting mechanism 3 can drive the slider 31 to move along the slide rail 32, so that the second belt conveyor device 2 connected to the slider 31 moves with it, and the second belt conveyor device 2 can move downward, and the second conveyor belt 21 on the second belt conveyor device 2 can be against the stack of paper towels located on the first belt conveyor device 1, so that the first conveyor belt 11 and the second conveyor belt 21 can clamp the stack of paper towels, and at this time, the side of the stack of paper towels can also be limited by the baffle 60 and the baffle plate 90.

[0034] Start the flipping mechanism 5, the flipping cylinder 51 can work, and the piston rod 512 of the flipping cylinder 51 can be retracted to drive the swing plate 4 to swing, so that the first belt conveyor 1 and the second belt conveyor 2 correspondingly arranged on the swing plate 4 can move with the swing plate 4, and the swing plate 4 can hit the buffer 8 by swinging, and the buffer 8 can buffer the impact generated by the movement of the swing plate 4. At this time, the swing plate 4 becomes parallel to the horizontal plane, and the stack of paper towels is flipped, and the stack of paper towels becomes with the side with a smaller plane facing upward.

[0035] Afterwards, the first power device 14 of the first belt conveyor device 1 and the second power device 24 of the second belt conveyor device 2 can operate synchronously to drive the first conveyor belt 11 and the second conveyor belt 21 to move, thereby conveying the turned-over paper towel stack so that it can be conveyed to subsequent processing equipment.

[0036] Therefore, by using the utility model, the stack of paper towels obtained by folding can be conveyed with the side with smaller plane of the paper towels facing upward, and the utility model can be adapted for use with stacks of paper towels of different thicknesses, and has strong flexibility.

[0037] The above are only some embodiments of the present invention. For those skilled in the art, several modifications and improvements can be made without departing from the inventive concept of the present invention, which all belong to the protection scope of the present invention.

Claims

1. A paper towel stack turning and conveying mechanism, characterized in that: It includes a first belt conveyor, a second belt conveyor, a lifting mechanism, a swing plate, a flipping mechanism, a hinge seat and a machine base, the hinge seat is installed on the machine base, the swing plate is connected to the hinge seat, the first belt conveyor is fixedly connected to the swing plate, the lifting mechanism is installed on the swing plate and connected to the second belt conveyor, and the flipping mechanism is installed on the machine base and connected to the swing plate.

2. The paper towel stack turning and conveying mechanism according to claim 1, characterized in that: The lifting mechanism includes a slider, a slide rail and a lifting cylinder. There are several sliders and several slide rails. Several slide rails are installed on the swing plate. Several sliders are slidably installed on the slide rails in a one-to-one correspondence. The lifting cylinder is connected to any slider, and several sliders are connected to the second belt conveyor device.

3. The paper towel stack turning and conveying mechanism according to claim 1, characterized in that: The hinge seat includes a rotating shaft, a bearing, a bearing seat and a connecting block. The bearing seat is fixedly installed on the machine base, the bearing is arranged in the bearing seat, the bearing is sleeved on the rotating shaft, and the connecting block is fixedly sleeved on the rotating shaft and connected to the swing plate.

4. The paper towel stack turning and conveying mechanism according to claim 1, characterized in that: The flip mechanism includes a flip cylinder and a cylinder seat, the flip cylinder includes a cylinder body and a piston rod, the cylinder seat is installed on the machine base, the cylinder body is hinged on the cylinder seat, one end of the piston rod is arranged in the cylinder body, and the other end is hinged to the swing plate.

5. The paper towel stack turning and conveying mechanism according to claim 1, characterized in that: The utility model comprises a buffer which is installed on a machine base, and the swing plate can abut against the buffer by swinging.

6. The paper towel stack turning and conveying mechanism according to claim 1, characterized in that: It includes a buffer, a baffle, an upper connecting column and a lower connecting column, one end of the upper connecting column and one end of the lower connecting column are respectively connected to the side plates, one end of the baffle is connected to the other end of the upper connecting column, and the other end is connected to the other end of the lower connecting column.

7. The paper towel stack turning and conveying mechanism according to claim 6, characterized in that: It comprises a baffle and a guide bar, wherein the baffle is provided with a limiting hole, the guide bar is connected to the baffle, the baffle is connected to the second belt conveying device, and the guide bar extends into the limiting hole.

8. The paper towel stack turning and conveying mechanism according to claim 1, characterized in that: The second belt conveyor device includes a power device, a belt conveyor device body and a guide rod. The swing plate is provided with a guide hole. One end of the guide rod is connected to the power device, and the other end passes through the guide hole and is connected to the belt conveyor device body. The belt conveyor device body is connected to the lifting mechanism.

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