Supporting frame blanking mechanism

Abstract

The utility model discloses a supporting frame blanking mechanism which comprises a frame body, and preset array products are limited and contained in the frame body. The frame supporting hinges are arranged in multiple groups, the multiple groups of frame supporting hinges are arranged at the bottom of the frame body in a surrounding manner, and the frame supporting hinges are connected with the frame body; the power device drives the supporting frame hinge to rotate, so that the bottom of the frame body is closed or opened; and when the bottom of the frame body is opened, the paper board at the opening part of the paper box is separated by the supporting frame hinges. According to the utility model, the power device drives the support frame hinge to rotate so as to open the paper board at the opening part of the paper box, the structure is simple, the maintenance is easy, and the frame body has a certain guiding effect on the movement of the product array in the process that the product array falls into the paper box, so that the deviation in the blanking process is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to product packaging equipment technical field especially relates to a frame supporting blanking mechanism. BACKGROUND

[0002] In product packaging operation, the product is put into after the paperboard of the carton mouth is first opened. The traditional manual carton opening operation has the following defects: the operator needs to repeatedly perform the paperboard opening action, which is labor-intensive and inefficient, and it is difficult to realize continuous production, especially in high-speed packaging assembly line, which is prone to form a bottleneck in production capacity.

[0003] To solve the limitations of manual operation, the prior art proposes a mechanized solution, such as the carton opening device with publication number CN201710092294.9. The device includes a conveying unit, a frame, and a jaw unit. The frame is installed at one end of the conveying unit, and the jaw unit is placed on the frame. The jaw unit includes a left jaw assembly module, a carton left jaw mechanism, a jaw connecting assembly, a slider, a horizontal moving assembly, a carton right jaw mechanism, and a right jaw assembly module. The left side of the jaw connecting assembly is connected to the left jaw assembly module. The carton left jaw mechanism is installed on the left jaw assembly module. The right side of the jaw connecting assembly is connected to the right jaw assembly module through the horizontal moving assembly. The carton right jaw mechanism is installed on the right jaw assembly module. The jaw connecting assembly is placed on the upper and lower guide rails on the frame through the slider. The device completely simulates the action of opening the carton by hand and realizes the demand for machine replacing manual operation.

[0004] However, the technical solution has the following defects: the carton opening structure needs to complete the jaw action through the complex cooperation of multiple mechanical structures such as sliders, guide rails, and horizontal moving assemblies, resulting in redundant overall structure of the device and high precision requirement for cooperation between components. Such a complex structure not only increases the manufacturing cost and maintenance difficulty, but also is prone to mechanical failure during high-speed continuous operation, thereby reducing the reliability of the device operation. INVENTION CONTENTS

[0005] Therefore, in order to solve the above problems, the utility model provides a frame supporting blanking mechanism, which includes:

[0006] A frame body is defined inside the frame body to accommodate a predetermined array of products.

[0007] A frame supporting hinge is provided in multiple groups, and the multiple groups of frame supporting hinges are arranged around the bottom of the frame body, and the frame supporting hinges are connected to the frame body.

[0008] A power device is provided to drive the frame supporting hinge to rotate, so as to close or open the bottom of the frame body.

[0009] When the bottom of the frame body is opened, the paperboard of the carton mouth is separated by the frame supporting hinge.

[0010] The utility model discloses simple structure, easy to maintain, can be sent into the frame body with the product array in the preset direction through the feeding mechanism, and the frame body bottom is closed, drives the rotation action of multiple groups of frame supporting folding leaves through the power device, opens the frame body bottom, when frame supporting folding leaf rotates outward, frame supporting folding leaf will contact with the paperboard of carton mouth portion and separate outward, thereby realizes the separation of carton mouth portion, when the frame body bottom opens, the product array in the frame body falls into the carton, completes the packing, and the frame body has certain guiding effect to the movement of product array in the process of product array falling into the carton, thereby reduces the deviation in the process of falling.

[0011] Further, the frame body bottom is rectangular;Two groups of frame supporting folding leaves are arranged, and the two groups of frame supporting folding leaves include a first frame supporting folding leaf and a second frame supporting folding leaf arranged opposite to the first frame supporting folding leaf, and the first frame supporting folding leaf and the second frame supporting folding leaf of the same group are driven to rotate simultaneously by the power device.

[0012] Further, the power device is a linear drive device;

[0013] The frame supporting falling mechanism further includes:

[0014] A third connecting rod is installed on the rotation connecting shaft of the first frame supporting folding leaf and the frame body, one end of the third connecting rod is pivotally connected with the power device;

[0015] A first connecting rod is pivotally connected with the other end of the third connecting rod;

[0016] A second connecting rod is pivotally connected with one end of the first connecting rod away from the third connecting rod, and the other end of the second connecting rod is connected with the second frame supporting folding leaf.

[0017] Through the symmetrical layout of the frame supporting folding leaf on the rectangular bottom, the axial thrust generated by the linear drive device is transmitted through the power transmission of the three-stage connecting rod to drive the mirror image synchronous rotation of the two groups of folding leaves, thereby improving the stress balance degree of the two sides of the carton mouth portion, and further reducing the frame supporting dislocation rate, and the structure is simple and compact.

[0018] Further, the frame supporting falling mechanism further includes a limiting plate parallel to the side surface of the product array, and the limiting plate is fixedly installed on the inner side of the frame body.

[0019] Further, the side surface of the limiting plate close to the side wall of the frame body is provided with a screw rod, the screw rod penetrates the side wall of the frame body and slides relative to the frame body;

[0020] Two groups of nuts are threadedly installed on the screw rod, the side wall is clamped between the two groups of nuts, and the surface of the nut abuts against the side wall, so as to realize the relative fixation of the limiting plate and the frame body.

[0021] The position of the product array is limited by the limiting plates, so that the deviation of the direction of the product array is reduced, the limiting plates are fixed through the symmetrical locking of the two groups of nuts, the space between the limiting plates and the side wall of the frame body can be adjusted by loosening the nuts, and then the space size between the limiting plates is adaptively adjusted according to the specification of the product array, and the use flexibility of the mechanism is improved.

[0022] The utility model has the advantages of:

[0023] The utility model discloses simple structure, easy to maintain, can send the product array into the frame body with preset direction through the feeding mechanism, and the frame body bottom is closed, drives the rotation of a plurality of frame supporting folding leaves through the power device, and opens the frame body bottom, when the frame supporting folding leaf rotates outward, the frame supporting folding leaf will contact the paperboard of carton mouth portion and separate to the outside, thereby realizing the separation of carton mouth portion, when the frame body bottom opens, the product array in the frame body falls into the carton, and completes the packing, in the process that the product array falls into the carton, the movement of the frame body to the product array has certain guiding effect, thereby reducing the deviation in the process of falling. BRIEF DESCRIPTION OF DRAWINGS

[0024] Figure 1 It is the structure schematic diagram of frame supporting blanking mechanism;

[0025] Figure 2 It is Figure 1 The top view of the frame supporting blanking mechanism shown in the figure;

[0026] In the figure:

[0027] 1, frame body;2, limiting plate;3, screw;4, nut;5, power device;6, first connecting rod;7, second connecting rod;8, frame supporting folding leaf;9, third connecting rod. DETAILED DESCRIPTION

[0028] The embodiments of the application are described in detail below, and examples of the embodiments are shown in the drawings, wherein the same or similar reference signs represent the same or similar elements or elements with the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary and are intended to explain the application, and cannot be understood as limiting the application.

[0029] 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.

[0030] As described in the background, the existing technology of the box supporting structure needs to complete the action of the clamping jaw through the complex cooperation of multiple mechanical structures such as sliders, guide rails, horizontal moving assemblies, etc., which leads to the redundancy of the overall structure of the equipment and the excessively high precision requirement between components. Such a complex structure not only increases the manufacturing cost and maintenance difficulty, but also is prone to mechanical failure during high-speed continuous operation, thereby reducing the reliability of the equipment operation.

[0031] Embodiment 1:

[0032] Therefore, in order to solve the above technical problems existing in the prior art, the present embodiment provides a box supporting and falling mechanism, as shown in Figure 1 , 2 The box supporting and falling mechanism comprises:

[0033] a frame body 1, which defines a space for accommodating a preset array of products;

[0034] a plurality of box supporting and folding leaves 8, which are arranged around the bottom of the frame body and are connected to the frame body;

[0035] a power device 5, which drives the box supporting and folding leaves to rotate so as to close or open the bottom of the frame body;

[0036] When the bottom of the frame body is opened, the paperboard at the opening of the carton is separated by the box supporting and folding leaves.

[0037] In the present embodiment, the bottom of the frame body is designed according to the shape of the opening of the carton and is usually rectangular. When the bottom of the frame body is rectangular, the number of the box supporting and folding leaves in the present embodiment is two, and the two box supporting and folding leaves comprise a first box supporting and folding leaf and a second box supporting and folding leaf arranged opposite to the first box supporting and folding leaf, and the first box supporting and folding leaf and the second box supporting and folding leaf of the same group can be driven to rotate simultaneously by the power device.

[0038] In use, the product array can be sent into the frame body in a preset direction through the feeding mechanism, the bottom of the frame body is in a closed state, the rotation action of the plurality of frame supporting folding pages is driven by the power device to open the bottom of the frame body, when the frame supporting folding pages rotate outward, the frame supporting folding pages will contact the paperboard of the carton mouth and be separated outward, so as to realize the separation of the carton mouth, when the bottom of the frame body is opened, the product array in the frame body falls into the carton to complete the cartoning.

[0039] In the embodiment, the first frame supporting folding page and the second frame supporting folding page in each group of folding pages are synchronously rotated by the power device to open the paperboard of the carton mouth, the structure is simple and easy to maintain, and the movement of the frame body to the product array has a certain guiding effect in the process that the product array falls into the carton, so as to reduce the deviation in the falling process.

[0040] For example, the power device can be a linear driving device, such as a pneumatic cylinder, an electric cylinder, a hydraulic cylinder or the like.

[0041] The frame supporting falling mechanism can further include:

[0042] A third connecting rod 9 is installed on the rotation connecting shaft of the first frame supporting folding page and the frame body, one end of the third connecting rod is pivotally connected with the power device;

[0043] A first connecting rod 6 is pivotally connected with the other end of the third connecting rod;

[0044] A second connecting rod 7 is pivotally connected with one end of the first connecting rod away from the third connecting rod, and the other end is connected with the second frame supporting folding page.

[0045] In the embodiment, the axial thrust generated by the linear driving device is transmitted through the three-stage connecting rod to drive the mirror image synchronous rotation of the two groups of folding pages, so as to improve the force balance degree of the two sides of the carton mouth and reduce the frame supporting dislocation rate, and the structure is simple and compact.

[0046] In the embodiment, the frame supporting falling mechanism further includes a limiting plate 2 parallel to the side surface of the product array, and the limiting plate is fixedly installed on the inner side of the frame body.

[0047] For example, the limiting plate is provided with a screw rod 3 close to the side surface of the frame body side wall, the screw rod penetrates through the frame body side wall and relatively slides with the frame body;

[0048] Two groups of nuts 4 are threadedly installed on the screw rod, the side wall is clamped between the two groups of nuts, and the surface of the nut abuts against the side wall, so as to realize the relative fixation of the limiting plate and the frame body.

[0049] The position of the product array is limited by the limiting plates, so as to reduce the deviation of the direction of the product array, the limiting plates are fixed through the symmetrical locking of the two groups of nuts, the nuts are loosened, the spacing between the limiting plates and the side wall of the frame body is adjusted, then the spacing between the limiting plates is adaptively adjusted according to the specification of the product array, and the use flexibility of the mechanism is improved.

[0050] In use, the position of the limiting plates can be adjusted in advance, so as to be matched with the position of the carton after the conveying is blocked; the product array formed by the corresponding number of products grabbed by the clamp is moved by the mechanical arm to drive the clamp, so that the product array is moved to the position of the frame body, then the power device opens the folding leaf, and the four folding leaves also play a role in opening the carton, so that the products can fall into the carton below at the first time, and the cylinder returns to the original position to repeat the above process.

[0051] The above description of the disclosed embodiments enables those skilled in the art to implement 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 frame-supporting unloading mechanism, characterized in that, include: A frame that defines and accommodates a pre-defined array of products; A frame hinge, which has multiple sets, is arranged around the bottom of the frame and is connected to the frame. The power unit drives the hinge of the support frame to rotate, so that the bottom of the frame can be closed or opened. When the bottom of the frame is opened, the cardboard at the opening of the carton is separated by the frame flaps.

2. The support frame unloading mechanism according to claim 1, characterized in that, The bottom of the frame is rectangular; the support frame hinges are provided in two sets, each set including a first support frame hinge and a second support frame hinge arranged opposite to it, and the first and second support frame hinges in the same set are driven to rotate simultaneously by a power device.

3. The support frame unloading mechanism according to claim 2, characterized in that, The power unit is a linear drive device; The support frame unloading mechanism also includes: The third link is mounted on the rotating connection shaft between the first support frame hinge and the frame body, and one end of the third link is pivotally connected to the power device. The first link is pivotally connected to the other end of the third link; The second link has one end pivotally connected to the end of the first link away from the third link, and the other end remains connected to the hinge of the second support frame.

4. The support frame unloading mechanism according to claim 2, characterized in that, The frame support unloading mechanism also includes a limiting plate parallel to the side of the product array, which is fixedly installed inside the frame.

5. The support frame unloading mechanism according to claim 4, characterized in that, The limiting plate is provided with a screw on the side near the side wall of the frame. The screw passes through the side wall of the frame and slides relative to the frame. Two sets of nuts are threaded onto the screw, which clamp the side wall inside and abut against the side wall to achieve relative fixation between the limiting plate and the frame.

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