CN219544148U - Automatic box folding machine for top and bottom boxes - Google Patents

Abstract

The utility model relates to the technical field of packaging equipment, in particular to an automatic box folding machine for a top box and a bottom box, which comprises a turnover feeding mechanism and a box folding forming mechanism which are sequentially arranged along the conveying direction of a paperboard; the overturning feeding mechanism comprises a pressing and conveying assembly, an absorbing assembly, a swinging assembly and an overturning assembly, wherein the pressing and conveying assembly is obliquely downwards arranged and used for storing paperboards, the absorbing assembly is obliquely upwards arranged and used for absorbing paperboards in the pressing and conveying assembly, the swinging assembly is driven to swing to a station of the folding box forming mechanism, and the overturning assembly is driven to overturn the absorbing assembly so that the paperboards can be horizontally arranged at the station of the folding box forming mechanism. Compared with the prior art, the feeding stroke of the paper board is shortened, so that the time consumption of feeding the paper board is reduced, the problem of long time consumption of feeding the paper board in the past is solved, and the working efficiency is improved.

Description

Automatic box folding machine for top and bottom boxes

Technical Field

The utility model relates to the technical field of packaging equipment, in particular to an automatic box folding machine for a top box and a bottom box.

Background

See patent document CN2019203988001, which discloses a fast-reclaiming full-automatic carton forming machine, which comprises a roll-over stand for adsorbing and transferring the cartons, a slider for conveying the cartons, and a forming station slot for forming the cartons. This make-up machine carries out the process of material loading to the cardboard does, first step, the sucking disc of roll-over stand absorbs the cardboard and transfers to the spout in, the second step, slider in the spout is with cardboard propelling movement to the shaping station groove on, the third step, shaping carton, owing to need set up the spout, can lead to whole make-up machine to occupy great space volume on length direction, and on can't directly placing the shaping station after getting the material carton, need promote with the help of the slider again, just can accomplish whole material loading process, the cardboard is long from the time of roll-over stand transfer to on the shaping station groove, the problem that work efficiency is low leads to appearing.

Disclosure of Invention

The utility model aims to avoid the defects in the prior art and provide an automatic box folding machine for a top box and a bottom box, which can solve the problem of low working efficiency.

The aim of the utility model is achieved by the following technical scheme: the utility model provides an automatic box folding machine for a top box and a bottom box, which comprises a turnover feeding mechanism and a box folding forming mechanism which are sequentially arranged along the conveying direction of a paperboard; the overturning feeding mechanism comprises a pressing and conveying assembly, an absorbing assembly, a swinging assembly and an overturning assembly, wherein the pressing and conveying assembly is obliquely downwards arranged and used for storing paperboards, the absorbing assembly is obliquely upwards arranged and used for absorbing paperboards in the pressing and conveying assembly, the swinging assembly is driven to swing to a station of the folding box forming mechanism, and the overturning assembly is driven to overturn the absorbing assembly so that the paperboards can be horizontally arranged at the station of the folding box forming mechanism.

The pressing and conveying assembly comprises a base plate, wherein the base plate is provided with at least one synchronous belt, the left side and the right side of each synchronous belt are provided with paired limiting strips, and the bottom surface of the base plate is provided with a first cylinder for driving the synchronous belt to move.

The pressing and conveying assembly further comprises a pressing and holding sliding rail positioned on the outer side of one of the limiting strips, the pressing and holding sliding rail is fixedly arranged on the base plate and provided with a pressing and holding sliding block in sliding fit with the pressing and holding sliding rail, and the pressing and holding sliding block is fixedly connected with a pressing and holding piece positioned between the pair of limiting strips.

The pressing and conveying assembly further comprises a pressing plate positioned above the synchronous belt, and the pressing plate is fixedly arranged on the base plate.

Wherein, including the frame, the adsorption component includes swivel mount and sucking disc, and sucking disc fixed mounting is on the swivel mount, and the frame is equipped with C type spare, and the middle part of C type spare articulates in the frame through first articulated elements, and the lateral part rigid coupling of swivel mount has the second articulated elements, and the swivel mount articulates with the top of C type spare through the second articulated elements.

The swinging assembly comprises a first connecting rod hinged in the frame and a second air cylinder fixedly installed in the frame, a telescopic rod of the second air cylinder is hinged with the middle of the first connecting rod through a third hinge, the bottom end of the first connecting rod is hinged in the frame through a fourth hinge, and the top end of the first connecting rod is hinged with the bottom end of the C-shaped piece through a fifth hinge.

The turnover assembly comprises a second connecting rod, an L-shaped part and a mounting plate fixed above the folding box forming mechanism, wherein the L-shaped part is provided with a through hole, the bottom end of the mounting plate is hinged with one end of the second connecting rod through a sixth hinge part, the other end of the second connecting rod is arranged in the through hole of the L-shaped part in a penetrating mode, the L-shaped part can slide along the second connecting rod, and the L-shaped part is fixedly connected with the rotating frame.

The box folding and forming mechanism comprises a lower pressing piece, a forming die, a lug folding component and a discharging conveying belt which are sequentially arranged in the height direction from top to bottom, the lower pressing piece is slidably arranged above the forming die, and the box folding and forming mechanism further comprises a driving component for driving the lower pressing piece to move towards the forming die.

The utility model has the beneficial effects that: when the paper box forming machine disclosed by the utility model is used for feeding paper boards, the swing assembly firstly moves the adsorption assembly to the station of the folding forming mechanism together with the paper boards, then the turnover assembly turns over and centers the adsorption assembly, and finally the adsorption assembly directly places the adsorbed paper boards on the folding box forming mechanism.

Drawings

The utility model will be further described with reference to the accompanying drawings, in which embodiments do not constitute any limitation of the utility model, and other drawings can be obtained by one of ordinary skill in the art without inventive effort from the following drawings.

Fig. 1 is a schematic structural diagram of an automatic box folding machine for a top-bottom box in this embodiment.

Fig. 2 is a schematic structural diagram of a turnover feeding mechanism in the embodiment.

Fig. 3 is a schematic structural diagram of the pressing and conveying assembly in this embodiment.

Fig. 4 is a schematic view of another visual structure of the pressing and conveying assembly in this embodiment.

Fig. 5 is a schematic structural diagram of the adsorption component in this embodiment.

Fig. 6 is an enlarged view at a in fig. 5.

Fig. 7 is a schematic structural diagram of a folding box forming assembly in the present embodiment.

Fig. 8 is a schematic structural diagram of the assembled molding die and the lug assembly in the present embodiment.

Reference numerals: the device comprises a frame 1, a turnover feeding mechanism 2, a pressing and conveying assembly 3, a base plate 30, a synchronous belt 31, a limit bar 32, a first cylinder 33, a pressing and sliding rail 34, a pressing and sliding block 35, a pressing and clamping piece 36, a pressing plate 37, an adsorption assembly 4, a rotating frame 41, a sucker 42, a C-shaped piece 43, a swinging assembly 5, a second cylinder 51, a first connecting rod 52, a turnover assembly 6, a mounting plate 61, a second connecting rod 62, an L-shaped piece 63, a folding box forming mechanism 7, a pressing piece 71, a forming die 72, a forming block 721, a folding lug assembly 73, a baffle 731 and a discharging conveying belt 74.

Detailed Description

The utility model will be further described with reference to the following examples.

The embodiment of the automatic box folding machine for the top and bottom boxes disclosed by the utility model is shown in fig. 1, and comprises a frame 1, wherein a turnover feeding mechanism 2 and a box folding forming mechanism 7 which are sequentially arranged along the conveying direction of a paperboard are arranged on the frame 1.

In this embodiment, referring to fig. 2, the turnover feeding mechanism 2 includes a pressing and conveying assembly 3 disposed obliquely downward and used for storing the paper board, an absorbing assembly 4 disposed obliquely upward and used for absorbing the paper board in the pressing and conveying assembly 3, a swinging assembly 5 driving the absorbing assembly 4 to swing to a station of the folding box forming mechanism 7, and a turnover assembly 6 driving the absorbing assembly 4 to turn over so that the paper board is horizontally placed at the station of the folding box forming mechanism 7.

Referring to fig. 3 and 4, the pressing and conveying assembly 3 includes a base plate 30 fixedly installed on the frame 1, two synchronous belts 31 are provided on the base plate 30, paired limit bars 32 are provided on left and right sides of each synchronous belt 31, and a containing groove is formed between the two limit bars 32, and is mainly used for stacking a plurality of paperboards. It should be noted that, the synchronous belt 31 is of a conventional structure, and includes a driving wheel, a driven wheel, and a synchronous belt 31 body sleeved outside the driving wheel and the driven wheel, a first air cylinder 33 driving the synchronous belt 31 to move is disposed on the bottom surface of the substrate 30, and a telescopic rod of the first air cylinder 33 is fixedly connected with the driving wheel through a connecting piece and a rotating shaft. When the paperboards are conveyed, a plurality of paperboards are stacked on the synchronous belt 31, the telescopic rod of the first air cylinder 33 stretches out to the maximum stroke or contracts to the minimum stroke, and after one paperboard is sucked away, the telescopic rod of the first air cylinder 33 can retract or stretch out to a certain stroke, so that the connecting piece and the rotating shaft drive the driving wheel to rotate, the driving wheel rotates to drive the synchronous belt 31 to move, and the next paperboard to be sucked is transferred to the suction station.

In this embodiment, the pressing and conveying assembly 3 further includes a pressing and sliding rail 34 located at the outer side of one of the limiting strips 32, the pressing and sliding rail 34 is fixedly mounted on the base plate 30, the pressing and sliding rail 34 is provided with a pressing and sliding block 35 in sliding fit with the pressing and sliding rail 34, and the pressing and sliding block 35 is fixedly connected with a pressing and clamping piece 36 located between the pair of limiting strips 32. Because the pressing and conveying assembly 3 is obliquely downwards arranged, the pressing and conveying piece 36 can drive the pressing and holding sliding block 35 to move along the pressing and holding sliding rail 34 in an obliquely downwards direction by utilizing the gravity of the pressing and holding piece 36 or the gravity of other weight pieces in a counterweight mode, so that the pressing and conveying piece 36 can compact a plurality of paperboards, and the problems of loosening and the like of the paperboards are prevented.

In this embodiment, the pressing and conveying assembly 3 further includes a pressing plate 37 located above the synchronous belt 31, the pressing plate 37 is fixedly mounted on the base plate 30 through a mounting frame, and the height of the pressing plate 37 is adjustable, so that the pressing plate 37 and the synchronous belt 31 are matched to clamp the vertically placed paper boards, and the paper boards are prevented from directly sliding out of the pressing and conveying assembly 3.

Referring to fig. 5 and 6, the suction assembly 4 includes a rotating frame 41 and a suction cup 42, wherein the suction cup 42 is fixedly installed on the rotating frame 41 through a connecting member, and the suction cup 42 is communicated with external negative pressure equipment. The frame 1 is also provided with a C-shaped piece 43, the middle part of the C-shaped piece 43 is hinged on the frame 1 through a first hinge piece, a second hinge piece is fixedly connected to the side part of the rotating frame 41, and the rotating frame 41 is hinged with the top end of the C-shaped piece 43 through the second hinge piece. The swing assembly 5 comprises a first connecting rod 52 hinged in the frame 1 and a second air cylinder 51 fixedly installed in the frame 1, a telescopic rod of the second air cylinder 51 is hinged with the middle part of the first connecting rod 52 through a third hinge, the bottom end of the first connecting rod 52 is hinged in the frame 1 through a fourth hinge, and the top end of the first connecting rod 52 is hinged with the bottom end of the C-shaped piece 43 through a fifth hinge. The turnover assembly 6 comprises a second connecting rod 62, an L-shaped part 63 and a mounting plate 61 fixed above the box folding forming mechanism 7, the L-shaped part 63 is provided with a through hole, the bottom end of the mounting plate 61 is hinged with one end of the second connecting rod 62 through a sixth hinge part, the other end of the second connecting rod 62 is arranged in the through hole of the L-shaped part 63 in a penetrating way, the L-shaped part 63 can slide along the second connecting rod 62, and the L-shaped part 63 is fixedly connected with the rotating frame 41. It should be noted that the first hinge, the second hinge, the third hinge, the fourth hinge, the fifth hinge, and the sixth hinge are all hinge members of a rotation shaft type, so long as the two parts can rotate relatively.

The process of feeding the paperboard by the automatic box folding machine for the top and bottom boxes of the embodiment is as follows: after the sucking disc 42 of the to-be-sucked assembly 4 sucks the paperboard of the pressing and conveying assembly 3, the second air cylinder 51 is controlled to work, the telescopic rod of the second air cylinder 51 stretches out and pushes the first connecting rod 52 to move, the bottom end of the first connecting rod 52 is hinged to the frame 1 through the fourth hinging piece, the second air cylinder 51 drives the second connecting rod 62 to swing around the fourth hinging piece, the top end of the second connecting rod 62 is hinged to the bottom end of the C-shaped piece 43 through the fifth hinging piece, the middle part of the C-shaped piece 43 is hinged to the frame 1 through the first hinging piece, the second connecting rod 62 swings to drive the C-shaped piece 43 to swing around the first hinging piece, and the top end of the second connecting rod 62 is hinged to the rotating frame 41 through the second hinging piece, so that the second connecting rod 62 swings to drive the rotating frame 41 to swing until the rotating frame 41 swings to the upper part of the box folding and forming mechanism 7. In the process of swinging the rotating frame 41, since the rotating frame 41 is fixedly connected with the L-shaped member 63 and the mounting plate 61 is fixed on the frame 1, the L-shaped member 63 swings when the rotating frame 41 swings, and meanwhile, since the top end of the second connecting rod 62 is hinged with the mounting plate 61 through the sixth hinge, the second connecting rod 62 is driven to swing around the sixth hinge in the process of swinging the L-shaped member 63. Because the L-shaped part 63 is sleeved on the outer side of the second connecting rod 62, the L-shaped part 63 can slide along the second connecting rod 62, in the swinging process of the L-shaped part 63, under the action of a lead of the second connecting rod 62, the L-shaped part 63 and the rotating frame 41 can overturn around the second hinging part, when the second connecting rod 62 is perpendicular to the box folding forming mechanism 7, the sucking disc 42 of the rotating frame 41 horizontally faces the box folding forming mechanism 7, at the moment, the sucking disc 42 releases the adsorption effect on the paper board, and the paper board falls into a station of the box folding forming mechanism 7.

Compared with the prior art, when the paper box forming machine of the embodiment is used for feeding the paper boards, the swing assembly 5 firstly moves the adsorption assembly 4 along with the paper boards to the station of the folding forming mechanism, then the turnover assembly 6 turns over and aligns the adsorption assembly 4, and finally the adsorption assembly 4 directly places the adsorbed paper boards on the folding box forming mechanism 7.

In this embodiment, the adsorption assembly 4 is provided with two, and in combination with the drawing, the box folding and forming mechanism 7 includes two hold-down pieces 71, two forming dies 72, two lug folding assemblies 73 and a discharging conveyor 74 which are sequentially arranged from top to bottom in the height direction, the hold-down pieces 71 are slidably mounted above the forming dies 72, and the box folding and forming mechanism 7 further includes a driving assembly for driving the hold-down pieces 71 to move toward the forming dies 72. Specifically, guide slots are formed in two sides of the frame 1, rollers are mounted on two sides of the lower pressing piece 71, the rollers are placed in the guide slots, a driving assembly can adopt an air cylinder as a driving source, a telescopic rod of the air cylinder is fixedly connected with the lower pressing piece 71, and then the lower pressing piece 71 can be driven to reciprocate in the height direction through the telescopic rod of the air cylinder.

In combination with the drawing, the forming mold 72 includes a plurality of forming blocks 721, the plurality of forming blocks 721 are continuously arranged to enclose a cavity for forming the paper box, and the ear folding assembly 73 is composed of a plurality of baffles 731, push plates and cylinders, wherein the telescopic rods of the cylinders are correspondingly fixedly connected with the corresponding baffles 731 or pushed, so that the baffles 731 can support and straighten the side plates of the paper box, and the push plates can perform the ear folding process. It should be noted that, the forming mold 72 and the lug assembly 73 of the present embodiment are conventional carton forming assemblies, and the structure and the working principle thereof are simply understood by those skilled in the art.

In addition, the discharge conveyor 74 is located below the tab folding assembly 73, and the cartons after tab folding fall onto the discharge conveyor 74, and the discharge conveyor 74 conveys the formed cartons to the next station.

The working process of the automatic box folding machine for the top and bottom boxes of the embodiment is as follows: after the material paper board is placed on the pressing and conveying assembly 3, the paper board is sucked by the suction assembly 4 and then driven by the overturning assembly 6 and the swinging assembly 5, the paper board is placed on the position of the box folding and forming mechanism 7 by the suction assembly 4, after the suction mechanism returns, the pressing piece 71 is controlled by the driving assembly driven by the servo and moves downwards, so that the paper board is pressed into the forming die 72, the forming die 72 drives the paper board to be folded in sequence in the process, after the box folding is completed, the pressing piece 71 continues to press the paper box, moves to the position of the lug folding assembly 73 and returns, the lug folding assembly 73 buckles the side lugs of the paper box, the whole box folding process of the paper box is completed, and finally the paper box falls onto the discharging conveying belt 74 and is conveyed to the next position. The automatic box folding machine of the top and bottom boxes of the embodiment adopts a double-station design, replaces manual work, effectively reduces labor intensity, improves production efficiency and can realize automatic forming of packaging paper boxes of products such as food cosmetics.

Finally, it should be noted that the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the scope of the present utility model, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions can be made to the technical solution of the present utility model without departing from the spirit and scope of the technical solution of the present utility model.

Claims (8)

1. The automatic box folding machine for the top and bottom boxes is characterized by comprising a turnover feeding mechanism and a box folding forming mechanism which are sequentially arranged along the conveying direction of paper boards;

the turnover feeding mechanism comprises a pressing and conveying assembly, an adsorption assembly, a swinging assembly and a turnover assembly, wherein the pressing and conveying assembly is obliquely downwards arranged and used for storing paperboards, the adsorption assembly is obliquely upwards arranged and used for absorbing paperboards in the pressing and conveying assembly, the swinging assembly is driven to swing to a station of the box folding and forming mechanism, and the turnover assembly is driven to turn over the adsorption assembly so that the paperboards can be horizontally placed at the station of the box folding and forming mechanism.

2. The automatic box folding machine of a top-bottom box according to claim 1, wherein the pressing and conveying assembly comprises a base plate, the base plate is provided with at least one synchronous belt, the left side and the right side of each synchronous belt are provided with paired limit strips, and the bottom surface of the base plate is provided with a first cylinder for driving the synchronous belt to move.

3. The automatic box folding machine of a top-bottom box according to claim 2, wherein the pressing and conveying assembly further comprises a pressing and holding sliding rail positioned on the outer side of one of the limiting strips, the pressing and holding sliding rail is fixedly arranged on the base plate, the pressing and holding sliding rail is provided with a pressing and holding sliding block in sliding fit with the pressing and holding sliding rail, and the pressing and holding sliding block is fixedly connected with a pressing and holding piece positioned between the pair of limiting strips.

4. A top and bottom box automatic folding machine according to claim 2 or 3, wherein said holding and transporting assembly further comprises a platen above said timing belt, said platen being fixedly mounted on said base plate.

5. The automatic box folding machine for the top and bottom boxes according to claim 1, comprising a frame, wherein the adsorption assembly comprises a rotary frame and a sucker, the sucker is fixedly installed on the rotary frame, the frame is provided with a C-shaped piece, the middle part of the C-shaped piece is hinged on the frame through a first hinge piece, the side part of the rotary frame is fixedly connected with a second hinge piece, and the rotary frame is hinged with the top end of the C-shaped piece through the second hinge piece.

6. The automatic box folding machine of a top box and a bottom box according to claim 5, wherein the swinging assembly comprises a first connecting rod hinged in the frame and a second air cylinder fixedly installed in the frame, a telescopic rod of the second air cylinder is hinged with the middle part of the first connecting rod through a third hinge piece, the bottom end of the first connecting rod is hinged in the frame through a fourth hinge piece, and the top end of the first connecting rod is hinged with the bottom end of the C-shaped piece through a fifth hinge piece.

7. The automatic box folding machine for the top and bottom boxes according to claim 5, wherein the overturning assembly comprises a second connecting rod, an L-shaped piece and a mounting plate fixed above the box folding forming mechanism, the L-shaped piece is provided with a through hole, the bottom end of the mounting plate is hinged with one end of the second connecting rod through a sixth hinging piece, the other end of the second connecting rod is arranged in the through hole of the L-shaped piece in a penetrating mode, the L-shaped piece can slide along the second connecting rod, and the L-shaped piece is fixedly connected with the rotating frame.

8. The automatic box folding machine of claim 1, wherein the box folding forming mechanism comprises a pressing piece, a forming die, a lug folding assembly and a discharging conveying belt which are sequentially arranged from top to bottom in the height direction, the pressing piece is slidably arranged above the forming die, and the box folding forming mechanism further comprises a driving assembly for driving the pressing piece to move towards the forming die.