Carton opening suction tool

Abstract

The utility model discloses a carton opening suction tool which comprises a carton suction mechanism and a carton opening side limiting mechanism. The carton suction mechanism comprises a flange mounting plate and at least one group of first suction cups, and the at least one group of first suction cups are mounted on the flange mounting plate in a preset array; the box opening side limiting mechanism comprises a power device and a side limiting part, the power device is mounted on the flange mounting plate, one side of the side limiting part is rotationally connected with the outer side of the flange mounting plate through a rotating shaft, and the power device drives the side limiting part to rotate around the rotating shaft. The carton opening device can be used in cooperation with a mechanical arm and a mechanical hand, the mechanical hand acts to enable the suction tool to approach a carton, the folded carton is sucked through the first suction cup, the carton is sucked, the mechanical hand continues to drive the carton to move towards preset equipment, and in the process, the power device drives the side limiting part to rotate to open the carton and finally move to the target position; and the suction tool is simple in structure and high in applicability.

Description

TECHNICAL FIELD

[0001] The utility model relates to packing technical field especially, relate to a carton opening suction tool. BACKGROUND

[0002] In the conveying and packing system of various types of products, there is an operation of quantitatively loading the scattered products into the carton. In order to reduce the occupied space, the carton for packing will be folded and pressed tightly on both sides as a sheet-shaped stack. In this packing process, it is necessary to pick up the sheet-shaped carton, open it to a square carton, and then pack it.

[0003] The existing technical solutions include: manually opening the carton and placing it on the packing equipment; adding a carton opening device to open the carton and then conveying it to the packing equipment; adding an opening structure to the carton clamp.

[0004] Both the manual and the added opening device methods will increase production costs and reduce packing efficiency. The existing clamps with opening function have complex structure and poor applicability. SUMMARY

[0005] Therefore, in order to solve the above problems, the utility model provides a carton opening suction tool, which comprises a carton suction mechanism and an opening side limiting mechanism.

[0006] The carton suction mechanism comprises a flange mounting plate and at least one set of first suction cups, and the at least one set of first suction cups are installed on the flange mounting plate in a preset array.

[0007] The opening side limiting mechanism comprises a power device and a side limiting part, the power device is installed on the flange mounting plate, one side of the side limiting part is rotatably connected to the outer side of the flange mounting plate through a rotating shaft, and the side limiting part is rotated around the rotating shaft by the power device.

[0008] The utility model can be used with a mechanical arm and a mechanical hand. The mechanical hand moves to make the suction tool approach the carton, the first suction cups adsorb the folded carton, the mechanical hand continues to drive the carton to move to a preset device, in this process, the power device drives the rotation of the side limiting part to open the carton, and finally moves to the target position to realize the suction and opening of the carton board. The suction tool has simple structure and strong applicability.

[0009] Further, the carton suction mechanism further comprises a second suction cup, the second suction cup is installed on one side of the flange mounting plate provided with the side limiting part and the opposite side, and the position of the second suction cup for sucking the carton and the position of the first suction cup for sucking the carton maintain a preset height.

[0010] By setting the second suction disc to keep a preset height difference with the first suction disc, the suction device can suck the carton when the carton thickness is uneven due to manual stacking of the carton.

[0011] Further, the second suction disc is fixed at the end of the connecting rod which is fixed on the flange mounting plate through the connecting piece, the connecting rod has external threads, the threaded section of the connecting rod penetrates the connecting piece, and the connecting piece is clamped inside by the nut matched with the threaded section in threaded connection, so as to realize the installation and fixation of the second suction disc.

[0012] By matching the external threads of the connecting rod with the nut, the position accuracy of the second suction disc can be fine-tuned in the axial direction to adjust the height between the first suction disc and the second suction disc according to the actual working scene, and the connecting piece is clamped inside by the nut matched with the threaded section in threaded connection, so as to realize the installation and fixation of the second suction disc, which is simple and fast to disassemble and assemble.

[0013] Further, the carton opening suction device further comprises a buffer protection mechanism connected with the flange mounting plate.

[0014] Further, the buffer protection mechanism comprises a flange connecting plate and an elastic piece, the flange connecting plate is arranged parallel to the flange mounting plate, the entire carton opening suction device is connected with the mechanical arm through the flange connecting plate, and the elastic piece is arranged between the flange connecting plate and the flange mounting plate.

[0015] Further, the buffer protection mechanism comprises a guide rod and a linear bearing, the linear bearing is fixedly installed on the flange connecting plate, one end of the guide rod is fixed with the flange mounting plate, and the guide rod is in sliding fit with the linear bearing.

[0016] When the suction device approaches and sucks the carton, the buffer protection mechanism can adapt to the uneven placement of the carton board, and the entire suction device can avoid being hard during sucking the product.

[0017] The utility model has the advantages of:

[0018] The utility model can be used in cooperation with a mechanical arm and a mechanical hand, the suction device approaches the carton through the action of the mechanical hand, the first suction disc is adsorbed to the folded carton, the carton is sucked, the mechanical hand continues to drive the carton to move to the preset equipment, in the process, the power device drives the rotation of the side limiting portion to open the carton, finally moves to the target position, realizes the suction and opening of the carton board, the suction device has simple structure and strong applicability. ACCURACY

[0019] Figure 1 It is a structural schematic view of the carton opening suction device;

[0020] Figure 2 It is Figure 1A side view of the carton opening suction device shown in the figure;

[0021] Figure 3 is Figure 1 A schematic diagram of the carton opening suction device shown in the figure sucking a carton;

[0022] Figure 4 is Figure 1 A schematic diagram of the carton opening suction device shown in the figure opening a carton

[0023] In the figure:

[0024] 1, flange connecting plate; 2, flange mounting plate; 3, linear bearing; 4, elastic member; 5, power device; 6, connecting rod mechanism; 7, side limiting part; 8, rotating shaft; 9, nut; 10, first suction cup; 11, second suction cup; 12, external thread; 13, connecting piece; 14, connecting rod; 15, guide rod. DETAILED DESCRIPTION

[0025] The embodiments of the present application are described in detail below with reference to the accompanying drawings. The embodiments described below are examples for explaining the present application and should not be construed as limiting the present application.

[0026] In this document, relational terms such as first and second and the like can be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. The terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but can include other elements not expressly listed or inherent to such process, method, article, or apparatus.

[0027] As described in the background, both manual and additional opening device methods can cause production costs to rise and packaging efficiency to decrease. The existing clamps with opening functions have complex structures and poor applicability.

[0028] Embodiment 1:

[0029] Therefore, in order to solve the above technical problems existing in the prior art, the present embodiment provides a carton opening suction device, which comprises a carton suction mechanism and an opening side limiting mechanism.

[0030] As Figure 1 , 2 shown, the carton suction mechanism comprises a flange mounting plate 1 and at least one set of first suction cups 10, and at least one set of the first suction cups is installed on the flange mounting plate in a predetermined array.

[0031] The opening box side limiting mechanism comprises a power device 5 and a side limiting part 7, the power device is installed on the flange mounting plate, one side of the side limiting part is rotatably connected with the outside of the flange mounting plate through a rotating shaft 8, and the side limiting part is driven to rotate around the rotating shaft by the power device.

[0032] The suction device in the embodiment can be used in cooperation with a mechanical arm or a mechanical hand, and the suction device is brought close to a carton by the action of the mechanical hand, for example, Figure 3 As shown, the first suction disc is used to suck and take the folded carton, and the mechanical hand continues to drive the carton to move to a preset device, for example, Figure 4 During the process, the rotation of the side limiting part driven by the power device opens the carton, and finally moves to the target position to realize the suction and opening of the carton board. The suction device has a simple structure and strong applicability.

[0033] In the embodiment, the power device can be a cylinder, for example, Figure 1 As shown, the main body part of the cylinder is pivotally connected with the flange mounting plate, the piston rod of the cylinder is connected with the rotating shaft through a connecting rod mechanism 6, and the side limiting part is driven to rotate by the extension and retraction of the piston rod of the cylinder. In addition, the power device can also use a cylinder, an electric cylinder or other linear driving device, and can also use a motor, a rotary cylinder and the like connected with the rotating shaft through a gear transmission mechanism, a belt pulley transmission mechanism and the like to drive the rotation of the side limiting part.

[0034] For example, considering that the artificial stacking of carton boards may not be flat, and the artificial feeding may be wrong, so that the carton cannot be stably sucked, for example, Figure 2 As shown, the carton suction mechanism can further comprise a second suction disc 11 installed on the flange mounting plate on one side of the side limiting part and the opposite side thereof, and the position of the second suction disc for sucking the carton and the position of the first suction disc for sucking the carton maintain a preset height.

[0035] By setting the second suction disc to maintain a preset height difference with the first suction disc, the suction of the suction device to the carton when the thickness of the carton is not uniform due to artificial stacking of the carton is ensured.

[0036] For example, the second suction disc is fixed at the end of a connecting rod 14, the connecting rod 14 is fixed on the flange mounting plate through a connecting piece 13, the connecting rod has an external thread 12, the threaded segment of the connecting rod penetrates the connecting piece, and is threadedly connected with a nut matched with the threaded segment to clamp the connecting piece from the inside.

[0037] Through cooperation of the outer thread of the connecting rod and the nut, the position accuracy of the second suction disc can be finely adjusted in the axial direction, so that the height between the first suction disc and the second suction disc is adjusted according to the actual working scene, and meanwhile, the nut matched with the threaded segment is threadedly connected with the threaded segment, so that the connecting piece is clamped therebetween, thereby achieving mounting and fixing of the second suction disc, and achieving simple and quick dismounting.

[0038] Exemplarily, the carton opening suction device further comprises a buffer protection mechanism connected with the flange mounting plate.

[0039] Further, the buffer protection mechanism comprises a flange connecting plate 1 and an elastic piece 4, the flange connecting plate is arranged parallel to the flange mounting plate, the entire carton opening suction device is connected with the mechanical arm through the flange connecting plate, and the elastic piece is arranged between the flange connecting plate and the flange mounting plate.

[0040] Further, the buffer protection mechanism comprises a guide rod 15 and a linear bearing 3, the linear bearing is fixedly installed on the flange connecting plate, one end of the guide rod is fixed with the flange mounting plate, and the guide rod is in sliding fit with the linear bearing.

[0041] When the suction device approaches and sucks the carton, the buffer protection mechanism can adapt to suction of the uneven carton board, and the entire suction device can be avoided from being hard during suction of the product.

[0042] The above description of disclosed embodiments enables those skilled in the art to carry out or use the present application. Various modifications to these embodiments will be apparent to those skilled in the art, and the general principles defined herein can be implemented in other embodiments without departing from the spirit or scope of the present application. Therefore, the present application will not be limited to these embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A carton opening suction device, characterized in that, The paper box suction mechanism and the box opening side limiting mechanism are included. The paper box suction mechanism includes a flange mounting plate and at least one set of first suction cups. The box opening side limiting mechanism includes a power device and a side limiting part.

2. A carton opening suction device according to claim 1, wherein The second suction cup is fixed on the side of the flange mounting plate where the side limiting part is arranged and the opposite side.

3. A carton opening suction device according to claim 2, wherein, The second suction cup is fixed on the end of a connecting rod which is fixed on the flange mounting plate through a connecting piece.

4. A carton opening suction device according to claim 1, wherein The connecting rod has external threads, and the thread segment of the connecting rod penetrates the connecting piece and is screwed with a nut matched with the thread segment to clamp the connecting piece.

5. A carton opening suction device according to claim 4, wherein, The paper box opening suction device further includes a buffer protection mechanism connected with the flange mounting plate.

6. A carton opening suction device according to claim 5, wherein, The buffer protection mechanism includes a flange connecting plate and an elastic piece. The flange connecting plate is arranged parallel to the flange mounting plate to connect the entire paper box opening suction device with the mechanical arm. The buffer protection mechanism includes a guide rod and a linear bearing. The guide rod is fixed at one end to the flange mounting plate and is in sliding fit with the linear bearing.

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