CN216070717U - Packing box turnover mechanism - Google Patents

Abstract

The utility model discloses a packaging box turnover mechanism, and relates to the technical field of packaging equipment. The utility model provides a packing box turnover mechanism, which is arranged below a rack for conveying packing boxes, and comprises: a mounting frame; the overturning piece is rotatably connected with the mounting frame; and the overturning driving piece is connected with the overturning piece and used for driving the overturning piece to rotate. The overturning part is driven to rotate by the overturning driving part, the packaging box is driven to rotate by the overturning part, the overturning of the packaging box is realized, the automation of overturning the packaging box is realized, the labor intensity is reduced, and the stacking efficiency is high.

Description

Packing box turnover mechanism

Technical Field

The utility model relates to the technical field of packaging equipment, in particular to a packaging box turnover mechanism.

Background

At present, after a packing box is manufactured by a packing box manufacturing machine, finished packing boxes output from a finished product output end are manually arranged, stacked and aligned, and then are packaged in a packaging machine, also called a strapping machine, a strapping machine or a binding machine.

In the process of stacking the packing boxes, the step of turning the packing boxes from a horizontal state to a vertical upright state is needed, manual turning is adopted, the labor intensity is high, and the efficiency is low.

Therefore, a scheme for automatically turning over the packing box is needed to assist the need of automatically packing the packing box.

SUMMERY OF THE UTILITY MODEL

In order to overcome at least one defect in the prior art, the utility model provides a packaging box turnover mechanism which aims to solve the problems of low efficiency and high labor intensity in the existing packaging box turnover process.

The technical scheme adopted by the utility model for solving the problems is as follows:

according to an aspect of the present invention, there is provided a packing box overturning mechanism provided below a frame for conveying a packing box, comprising: a mounting frame;

the overturning piece is rotatably connected with the mounting frame; and

and the overturning driving part is connected with the overturning part and used for driving the overturning part to rotate.

Further, the upset driving piece is first jacking cylinder, and first jacking cylinder one end is fixed with the mounting bracket, and the other end is articulated with the upset piece.

Further, still include spacing telescopic cylinder, spacing telescopic cylinder sets up on a connecting seat, the connecting seat is connected with the frame, and spacing telescopic cylinder's flexible end sets up along vertical direction, and it can extend to the planar top of upset.

Further, be provided with first regulating block on the mounting bracket, first regulating block and frame are in horizontal direction sliding connection.

Furthermore, a first sliding groove is formed in the first adjusting block, a first adjusting sliding rail is fixedly arranged on the rack in the horizontal direction, and the first sliding groove is in sliding fit with the first adjusting sliding rail.

Further, be provided with the second regulating block on the connecting seat, first regulating block and frame are at horizontal direction sliding connection.

Furthermore, a second sliding groove is formed in the second adjusting block, a second adjusting sliding rail is fixedly arranged on the rack in the horizontal direction, and the second sliding groove is in sliding fit with the second adjusting sliding rail.

Further, still including reverse upset subassembly, reverse upset subassembly includes second jacking cylinder, and second jacking cylinder is connected with the connecting seat, and its flexible end sets up and its can extend to upset planar top of piece makes its upset with butt packing carton lower surface along vertical direction.

Furthermore, a damping mechanism is correspondingly arranged above the rack, the damping mechanism is abutted against the packing box in the vertical state, and the abutted position of the damping mechanism and the packing box is positioned above the gravity center of the packing box.

Further, damping mechanism includes fixed plate and damping piece, and the fixed plate is connected with the frame, and the damping piece is fixed in the fixed plate to can offset with the packing carton.

Furthermore, the damping piece is fixed on the lower surface of the fixing plate and is abutted to the upper surface of the packing box turned to be in the vertical state.

Further, the damping member is a flexible member or an elastic member.

Further, the damping member is a damping bristle.

Further, the damping bristles are nylon bristles or rubber bristles.

According to the technical scheme, the embodiment of the utility model at least has the following advantages and positive effects:

1) the overturning driving piece drives the overturning piece to rotate, so that the overturning piece drives the packaging box to rotate, the packaging box is overturned, the automation of overturning the packaging box is realized, the labor intensity is reduced, and the stacking efficiency is high;

2) the turnover mechanism can turn over the packaging box in forward rotation or reverse rotation, and the applicability is strong;

3) still set up damping mechanism, damping mechanism avoids packing carton on the one hand to take place to empty in the propelling movement in-process, and on the other hand provides the resistance, puts things in good order for the packing carton and provides the condition, helps realizing the automation that the packing carton was put things in good order.

Drawings

Fig. 1 is a first view schematically illustrating the overall structure of a packing box stacking apparatus according to embodiment 1 of the present invention;

FIG. 2 is an enlarged view of the middle of FIG. 1;

fig. 3 is a second view schematically illustrating the overall structure of the packing box stacking apparatus in embodiment 1 of the present invention;

fig. 4 is a schematic view of a connection relationship between the mounting frame, the tilting member and the tilting drive member in embodiment 1 of the present invention;

fig. 5 is a schematic structural view of the reverse turning assembly and the limiting telescopic cylinder in embodiment 1 of the present invention;

FIG. 6 is a schematic view of a package to be stacked according to the prior art;

fig. 7 is a schematic view of a plurality of packing boxes stacked.

Wherein the reference numerals have the following meanings:

1. a frame; 101. a feeding end; 102. a stacking area; 103. a discharge end; 2. a feeding mechanism; 201. a conveyor belt mechanism; 2011. a transfer motor; 2012. a transfer wheel; 2013. a conveyor belt; 3. a turnover mechanism; 301. a mounting frame; 3011. a first regulating block; 3012. a first chute; 302. a turnover piece; 303. turning over the driving piece; 3031. a first jacking cylinder; 304. a reverse overturning assembly; 3041. a second jacking cylinder; 30411. a connecting seat; 304111, a second regulating block; 304112, a second chute; 305. a limiting telescopic cylinder; 4. a damping mechanism; 401. a fixing plate; 402. a damping member; 5. a material pushing mechanism; 501. pushing the plate; 5011. a slide base; 502. a first driving member; 503. a second driving member; 6. stacking the platforms; 601. a guide rail; 6011. blocking edges; 7. packaging boxes; 701. an opening; 8. a connecting plate.

Detailed Description

For better understanding and implementation, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model.

Example 1

Referring to fig. 1-5, the utility model discloses a packing box stacking device, which comprises a frame 1, wherein a feeding end 101, a stacking area 102 and a discharging end 103 are sequentially arranged on the frame;

the feeding mechanism 2 is arranged at the feeding end 101 and used for feeding the packing boxes 7 to the stacking area 102;

the turnover mechanism 3 is arranged below the stacking area 102 and used for turning over the packing box 7 from a horizontal state to an upright state;

the damping mechanism 4 is abutted against the packing box 7 in an upright state, and the abutted position of the damping mechanism 4 and the packing box 7 is positioned above the gravity center of the packing box; and

and the pushing mechanism 5 is used for pushing the turned packaging box 7 to the direction of the discharging end 103.

Therefore, in the stacking process of the packing boxes 7, the packing boxes 7 to be stacked are fed from the feeding end 101 one by one, the packing boxes 7 are fed to the stacking area 102 one by one through the feeding mechanism 2, in the stacking area 102, the turnover mechanism 3 turns over the packing boxes 7 conveyed by the feeding end 101 to enable the packing boxes 7 to be converted from a horizontally flat state to a vertically upright state, after the packing boxes 7 are pushed by the turnover mechanism 3 to complete state switching, the packing boxes 7 are abutted against the packing boxes 7 through the damping mechanism 4 to keep the packing boxes 7 stable and maintain the packing boxes in the vertically upright state so as to be stacked subsequently, the damping mechanism 4 can provide certain moving resistance for the packing boxes 7, the stacking gap between the packing boxes 7 is gradually reduced in the subsequent stacking process of the packing boxes 7, and after the damping mechanism 4 is abutted against the packing boxes 7, the pushing mechanism 5 acts to abut against the packing boxes 7, with upright packing carton 7 to the direction propelling movement of discharge end 103, from this through manifold cycles, carry out the operation of putting things in good order with a plurality of packing cartons 7, adopt this kind of equipment of putting things in good order, put things in good order efficiently, and reduce intensity of labour.

In addition, the packing boxes 7 are turned from the horizontal state to the vertical upright state and stacked in a horizontal arrangement mode, compared with the conventional stacking mode of stacking and stacking the packing boxes along the vertical direction, the packing boxes 7 are stacked and turned over in the horizontal arrangement mode, and the situation that the packing boxes 7 at the lower layer are deformed under pressure in the conventional stacking mode can be avoided.

Because the position where the damping mechanism 4 abuts against the packaging box 7 is located above the gravity center of the packaging box 7, the pushing mechanism 5 can prevent the packaging box 7 from being turned over in the process of pushing the packaging box 7 to the discharging end 103, so that the packaging box 7 is kept in a vertical and upright state.

Further, the damper mechanism 4 includes a fixing plate 401 and a damper 402, the fixing plate 401 is connected to the frame 1, and the damper 402 is fixed to the fixing plate 401 and can abut against the packing box 7.

Thus, the damping member 402 is abutted against the packing box 7 to provide a moving resistance to push the packing box 7 forward in an upright state by the pushing mechanism 5, and the resistance of the damping member 402 provides a condition for reducing the stacking gap between the adjacent packing boxes 7 in the stacking process of the packing boxes 7.

The damping member 402 may be a flexible member or an elastic member.

For example, the damping member 402 may be a rubber strip or a silicone strip.

Further, in this embodiment, the damping members 402 are damping bristles.

Further, the damping bristles may be nylon bristles or rubber bristles.

In this embodiment, the damping member 402 is fixed to the lower surface of the fixing plate 401, and the damping member 402 abuts against the upper surface of the packing box 7 turned to the upright state.

Through setting up like this, simple structure reduces and interferes.

Furthermore, in order to improve the adaptability of the damping mechanism 4, in some possible embodiments, the damping member 402 is adjustably disposed along the vertical direction, specifically, the fixing plate 401 is slidably connected to the rack 1 along the vertical direction and is fixed by a threaded fixing member such as a screw, so as to achieve adjustment of the fixing plate 401 along the vertical direction, and by such an arrangement, the gap between the damping member 402 and the plane of the stacking area 102 is adjusted, thereby adapting to stacking of packing boxes 7 with different specifications and facilitating equipment debugging.

Further, the feeding mechanism 2 is a conveyor belt mechanism 201, and the conveyor belt mechanisms 201 are arranged in pairs and at intervals.

The conveyor belt mechanism 201 mainly comprises a transmission motor 2011, a conveyor wheel 2012 and a conveyor belt 2013, wherein the transmission motor 2011 drives the conveyor wheel 2012 to rotate and drives the conveyor belt 2013 to rotate circularly.

One of the transfer wheels 2012 is rotatably disposed at the infeed end 101 and the other transfer wheel 2012 is rotatably disposed in the stacking zone 102 so that the packs 7 can be transferred from the infeed end 101 to the stacking zone 102 by the conveyor 2013.

Thus, the two conveyor mechanisms 201 operate synchronously to convey the packs 7 thereon from the infeed end 101 forward in the direction of the stacking area 102.

Further, the frame 1 is provided with a first distance adjusting mechanism (not shown in the figure) for adjusting the horizontal distance between the two conveyor belt mechanisms 201.

Like this, adjust the interval between conveyor belt mechanism 201 through first roll adjustment mechanism to the equipment debugging of still being convenient for is put things in good order of the packing carton 7 of adaptation different specifications.

Further, the first distance adjusting mechanism comprises a first screw rod, the first screw rod is rotatably connected with the rack 1, at least one of the two conveyor belt mechanisms 201 is slidably connected with the rack 1, and the first screw rod is at least in threaded connection with the conveyor belt mechanism 201.

By rotating the first screw, at least one conveyor belt mechanism 201 is driven to move, thereby realizing the adjustment of the distance between the two conveyor belt mechanisms 201.

More specifically, a nut may be fixed to one of the conveyor belt mechanisms 201 or a threaded hole may be formed in the conveyor belt mechanism 201, so that the nut is in threaded connection with the first lead screw, and thus the first lead screw drives the conveyor belt mechanism 201 to move along a direction perpendicular to the conveying direction of the conveyor belt mechanism, so as to adjust the distance between the two conveyor belt mechanisms 201.

Furthermore, a stacking platform 6 is arranged between the stacking area 102 and the discharging end 103 on the rack 1, and flanges 6011 are arranged on two sides of the stacking platform 6 to limit the packaging and the discharging.

Further, the stacking platform 6 is formed by two parallel guide rails 601, and the distance between the two guide rails 601 can be adjusted.

The side of the guide rail 601 is provided with a rib 6011 for limiting the sliding of the packing box 7, so as to prevent the packing box 7 from sliding out of the side of the guide rail 601.

Further, a second distance adjusting mechanism (not shown) for adjusting the parallel distance between the two guide rails 601 is disposed on the frame 1.

Further, the second distance adjustment mechanism may be provided independently of the first distance adjustment mechanism.

The structure of the second distance adjusting mechanism is similar to that of the first distance adjusting mechanism, and the second distance adjusting mechanism comprises a second screw rod, wherein the second screw rod is rotatably connected with the rack 1, at least one guide rail 601 in the two guide rails 601 is slidably connected with the rack 1, the sliding direction of the guide rail 601 is perpendicular to the forward conveying direction of the packing box 7, the second screw rod is in threaded connection with the guide rail 601 which is arranged in a sliding manner, namely, a nut can be arranged on the guide rail 601 or a threaded hole can be directly formed in the guide rail 601 to match with the second screw rod.

Therefore, the gap between the two guide rails 601 is adjusted through the rotation of the second screw rod to meet the limiting requirements of the packaging boxes 7 with different specifications, and the debugging work before use is facilitated.

Preferably, the distance adjustment of the guide rail 601 and the distance adjustment of the conveyor belt mechanism 201 share one distance adjustment mechanism, that is, the first distance adjustment mechanism simultaneously adjusts the distance between the guide rail 601 and the distance between the conveyor belt mechanism 201, and specifically, the guide rail 601 and the conveyor belt mechanism 201 on the corresponding side can be respectively connected by two connecting plates 8, so that when the first lead screw rotates, the guide rail 601 and the conveyor belt mechanism 201 can be simultaneously adjusted to move, thereby realizing the adjustment of the distance between the guide rail 601 and the distance between the conveyor belt mechanisms 201.

Referring to fig. 1, 3 and 4, the turnover mechanism 3 further includes a mounting frame 301, a turnover member 302 and a turnover driving member 303, the turnover member 302 is rotatably connected to the mounting frame 301, and the turnover driving member 303 is used for driving the turnover member 302 to rotate.

The turning member 302 is driven to rotate by the turning driving member 303, and thus the packing box 7 is rotated by the turning member 302, thereby turning the packing box 7.

In some possible embodiments, the tumble drive 303 may be a drive motor or a swing cylinder.

In a preferred embodiment, in this embodiment, the turning driving member 303 is a first jacking cylinder 3031, one end of the first jacking cylinder 3031 is fixed to the mounting frame 301, and the other end is hinged to the turning member 302.

Through the flexible of first jacking cylinder 3031, drive upset 302 and rotate for mounting bracket 301, realize the upset of upset 302 from this, and then realize packing carton 7's upset.

Further, a first adjusting block 3011 is disposed on the mounting frame 301, and the first adjusting block 3011 is connected to the frame 1 in a sliding manner in the horizontal direction.

Furthermore, a first sliding slot 3012 is disposed on the first adjusting block 3011, a first adjusting sliding rail (not shown in the figure) is fixedly disposed on the frame 1 along the horizontal direction, and the first sliding slot 3012 is in sliding fit with the first adjusting sliding rail.

Through setting up like this, can adjust the horizontal position of mounting bracket 301 on frame 1, also adjust the position of upset piece 302 and upset driving piece 303 on frame 1, be convenient for the debugging with be suitable for the carton of different size.

Referring to fig. 1, fig. 3 and fig. 5, further, the turnover mechanism 3 further includes a reverse turnover assembly 304, the reverse turnover assembly 304 includes a second jacking cylinder 3041, the second jacking cylinder 3041 is connected to a connecting base 30411, the connecting base 30411 is connected to the frame 1, and a telescopic end of the second jacking cylinder 3041 is disposed along a vertical direction and can extend above a plane of the turnover member 302.

When the second jacking cylinder 3041 extends, the telescopic end thereof jacks above the plane of the turnover piece 302 to abut against the lower surface of the packing box 7, so that the packing box 7 is reversely turned over; when the second jacking cylinder 3041 contracts, it can be retracted below the horizontal plane of the flip 302, avoiding interference.

Referring to fig. 6 and 7, in the prior art, some of the packing boxes 7 are cube-shaped with an opening 701 at one side, and in order to prevent the stacked packing boxes 7 from being contaminated due to the unclosed opening 701, at least one packing box 7 can be reversely turned by the reverse turning assembly 304, so that the openings 701 of two packing boxes 7 at the stacking end are aligned and closed oppositely, and the stacking requirement of such packing boxes 7 is met.

Referring to fig. 1, fig. 3 and fig. 5, the turnover mechanism 3 further includes a limiting telescopic cylinder 305, the limiting telescopic cylinder 305 is fixed to the connecting base 30411, and a telescopic end of the limiting telescopic cylinder is disposed along a vertical direction and can extend to a position above a plane of the turnover member 302.

Specifically, when the first packaging box 7 is turned, the first packaging box is firstly extended by the limit telescopic cylinder 305, so that the telescopic end of the first packaging box is jacked to the plane of the turning piece 302, the packaging box 7 conveyed from the feeding end 101 to the stacking area 102 is blocked and limited, and then the packaging box 7 is turned by the action of the reverse turning assembly, namely the action of the second jacking cylinder 3041; or through the action of first jacking cylinder 3031, drive upset 302 upset, and then overturn packing carton 7, from this, overturn first packing carton 7, the in-process of pushing forward after first packing carton 7 upset and the process of putting things in good order of follow-up packing carton 7, spacing telescopic cylinder 305 all contracts to the plane below of upset 302, avoids causing the interference to the propelling movement forward of packing carton 7.

Further, the connecting base 30411 is provided with a second adjusting block 304111, and the second adjusting block 304111 is connected with the frame 1 in a sliding manner in the horizontal direction.

By such arrangement, the horizontal position of the connecting seat 30411 on the rack 1 can be adjusted, that is, the positions of the turning member 302 and the turning driving member 303 on the rack 1 are adjusted, so that the carton box is convenient to debug and adapt to cartons with different sizes.

Furthermore, a second sliding groove 304112 is formed in the second adjusting block 304111, a second adjusting sliding rail (not shown in the figure) is fixedly arranged on the frame 1 along the horizontal direction, and the second sliding groove 304112 is in sliding fit with the second adjusting sliding rail.

Further, the first slot 30112 and the second slot 304112 may be dovetail slots, square slots or other shapes.

Further, the pushing mechanism 5 includes two pushing plates 501, a first driving member 502, and a second driving member 503, the two pushing plates 501 are disposed oppositely, and the first driving member 502 is disposed corresponding to each of the two pushing plates 501 respectively and is used for driving the two pushing plates 501 to move away from each other;

the second driving member 503 is connected to the push plate 501 for driving the push plate 501 to move horizontally along the feeding direction.

Specifically, when pushing the material, the first driving member 502 drives the two pushing plates 501 to approach, so that the two pushing plates 501 can abut against the surface of the packing box 7, and the packing box 7 is pushed by the pushing plates 501 to move towards the discharging end 103 under the driving of the second driving member 503.

And in the process of turning over the packing box 7, the two push plates 501 are respectively positioned at two sides of the packing box 7, so that the interference to the turning over process of the packing box 7 is avoided.

Further, the pushing mechanism 5 further includes a sliding seat 5011, the sliding seat 5011 is slidably connected to the rack 1, the push plate 501 and the first driving member 502 are both disposed on the sliding seat 5011, the first driving member 502 is a driving cylinder, one end of the driving cylinder is fixed to the sliding seat 5011, and the other end of the driving cylinder is connected to the push plate 501.

The sliding base 5011 is driven to slide relative to the rack 1 by the second driving piece 503, so that the push plate 501 and the first driving piece 502 are driven to slide relative to the rack 1 integrally to push materials, the push plate 501 is driven to stretch and retract by the driving cylinder to drive the push plate 501 to move, and the two push plates 501 are close to or far away from each other.

Further, the second driving member 503 is a timing belt assembly, and the slide 5011 is connected to a timing belt in the timing belt assembly.

The synchronous belt component is adopted to drive the sliding seat 5011 to move, the structure is simple, and the response is rapid.

Example 2

The embodiment discloses a packing box stacking method, which applies the packing box stacking device in any one of the above embodiments 1, and comprises the following steps:

step S1: feeding the packaging box 7 to be packaged to a feeding end 101 of the rack 1;

step S2: the packaging boxes 7 are conveyed from the feeding end 101 to the stacking area 102 through the feeding mechanism 2;

step S3: in the stacking area 102, the packing boxes 7 pushed by the feeding end 101 are turned from a horizontal state to an upright state through the turning mechanism 3, and the damping mechanism 4 abuts against the turned packing boxes 7 to keep the upright state;

step S4: the packaging box 7 which is positioned in the stacking area 102 and turned to be in an upright state is pushed towards the direction of the discharging end 103 by the pushing mechanism 5.

More specifically, in step S1, the package 7 to be packed may be conveyed from the outfeed end of the prior art cartoning machine directly to the infeed end 101 of the frame 1, or the package 7 may be moved from the cartoning machine to the infeed end 101 of the frame 1 using other auxiliary equipment, such as a robotic arm.

More specifically, in step S2, the conveyor mechanisms 201 on both sides are operated synchronously to convey the packages 7 thereon forward from the feeding end 101 toward the stacking area 102

More specifically, in step S3, first, the second jacking cylinder 3041 extends to reversely turn over (counterclockwise) one of the packing boxes 7 to be stacked (for example, the packing box 7 stacked first), and the pushing mechanism 5 in step S4 pushes the packing box 7 to a specified position and stacks the packing box in place;

further specifically, the packaging box 7 is stopped by the limit telescopic cylinder 305, the packaging box 7 is turned over by extending the second jacking cylinder 3041, the first packaging box 7 is turned over in an upright state, and the first packaging box 7 is pushed forwards and stacked by the pushing mechanism 5;

for the next packing box 7 to be stacked, the first jacking cylinder 3031 extends to drive the turnover part 302 to turn clockwise, so that the packing box 7 is driven to rotate reversely, the opening 701 of the packing box 7 is aligned with the opening 701 of the previous packing box 7 in an opposite direction and stacked, the opening 701 of the stacked packing box 7 is closed, and therefore the subsequent steps are continuously performed, and a plurality of packing boxes 7 are stacked one by one.

Of course, when there is no requirement for the stacking direction of the packing box 7, the fixed direction of the packing box 7 can be turned over only by the operation of the first jacking cylinder 3031, and the stacking process of the packing box 7 can also be realized.

More specifically, in step S3, after the packing box 7 is turned to the upright state, the damping mechanism 4 presses against the upper surface of the packing box 7 to generate resistance, so as to prevent the packing box 7 from toppling over due to pushing of the pushing mechanism 5 in step S4, and provide resistance for the packing box 7 to move forward slowly under the pushing of the pushing mechanism 5, thereby providing a condition for reducing the gap between stacked packing boxes 7.

In conclusion, the packing box stacking device and the packing box stacking method provided by the utility model have the advantages of high stacking efficiency and capability of effectively reducing the labor intensity.

The technical means disclosed in the utility model scheme are not limited to the technical means disclosed in the above embodiments, but also include the technical scheme formed by any combination of the above technical features. It should be noted that those skilled in the art can make various improvements and modifications without departing from the principle of the present invention, and such improvements and modifications are also considered to be within the scope of the present invention.

Claims (10)

1. The utility model provides a packing carton tilting mechanism which characterized in that, it sets up in the below of frame (1) that is used for carrying packing carton (7), includes:

a mounting frame (301);

the overturning piece (302) is rotatably connected with the mounting frame (301); and

the overturning driving piece (303) is connected with the overturning piece (302) and is used for driving the overturning piece (302) to rotate.

2. The packaging box turning mechanism according to claim 1, characterized in that the turning driving member (303) is a first jacking cylinder (3031), one end of the first jacking cylinder (3031) is fixed with the mounting frame (301), and the other end is hinged with the turning member (302).

3. A packaging box turning mechanism according to claim 1 or 2, further comprising a limit telescopic cylinder (305), wherein the limit telescopic cylinder (305) is fixed with a connecting seat (30411), the connecting seat (30411) is connected with the frame (1), and the telescopic end of the limit telescopic cylinder (305) is arranged along the vertical direction and can extend to the upper part of the plane of the turning member (302).

4. A packaging box turning mechanism according to claim 3, further comprising a reverse turning assembly (304), wherein the reverse turning assembly (304) comprises a second jacking cylinder (3041), the second jacking cylinder (3041) is connected with the connecting base (30411), and the telescopic end of the reverse turning assembly is arranged along the vertical direction and can extend above the plane of the turning member (302) to abut against the lower surface of the packaging box (7) to turn the packaging box.

5. The packaging box turnover mechanism according to claim 3, characterised in that a damping mechanism (4) is correspondingly arranged above the frame (1), the damping mechanism (4) is abutted against the packaging box (7) in the upright state, and the abutted position of the damping mechanism and the packaging box is located above the gravity center of the packaging box (7).

6. Packaging box turning mechanism according to claim 5, characterized in that the damping mechanism (4) comprises a fixed plate (401) and a damping member (402), the fixed plate (401) being connected to the frame (1), the damping member (402) being fixed to the fixed plate (401) and being capable of abutting against a packaging box (7).

7. A packaging box turning mechanism according to claim 6, characterised in that the damping member (402) is fixed to the lower surface of the fixing plate (401), and the damping member (402) abuts against the upper surface of the packaging box (7) turned to the erected state.

8. Packaging box turning mechanism according to claim 6 or 7, characterized in that the damping member (402) is a flexible or elastic member.

9. Packaging box turning mechanism according to claim 8, characterized in that the damping members (402) are damping bristles.

10. The packing box flipping mechanism according to claim 9, wherein the damping bristles are nylon bristles or rubber bristles.

Images