阅读说明：本技术 一种装盒机盒舌压入装置及其压入方法 (Box tongue pressing-in device of box packing machine and pressing-in method thereof ) 是由 肖德光 肖豪 于 2021-09-14 设计创作，主要内容包括：本发明公开了一种装盒机盒舌压入装置及其压入方法,其特征在于：包括转盘,所述转盘一侧设有机架,所述机架靠近转盘一侧设有盒舌压入组件,所述盒舌压入组件面向转盘的一侧设有盒盖整理组件；本发明通过设置由第一气缸、第二气缸、刀片、压块组成的盒舌压入组件,压块的一侧紧贴刀片的长直边,压块的下端设有平板,刀片、压块的宽度与纸盒料盒口部内侧的宽度一致,第一气缸推动刀片下压插入盒口部内侧将盒口部适当撑开,然后第二气缸推动压块下压将盒舌顺利压入,轻松实现盒舌的压入操作,结构精巧简单,动作简单,工作效率高,解决了现有装盒机在茶叶等包装盒盒内物品饱满的情况下盒舌不能顺利插入的问题。(The invention discloses a box tongue press-in device of a boxing machine and a press-in method thereof, which are characterized in that: the box tongue pressing-in assembly comprises a rotary disc, wherein a rack is arranged on one side of the rotary disc, a box tongue pressing-in assembly is arranged on one side, close to the rotary disc, of the rack, and a box cover arranging assembly is arranged on one side, facing the rotary disc, of the box tongue pressing-in assembly; according to the invention, the box tongue pressing-in assembly consisting of the first air cylinder, the second air cylinder, the blade and the pressing block is arranged, one side of the pressing block is tightly attached to the long straight edge of the blade, the lower end of the pressing block is provided with the flat plate, the width of the blade and the width of the pressing block are consistent with the width of the inner side of the opening part of the box of the paper box, the first air cylinder pushes the blade to be pressed downwards and inserted into the inner side of the opening part of the box to properly open the opening part of the box, then the second air cylinder pushes the pressing block to press the box tongue downwards and smoothly press the box tongue in, so that the pressing-in operation of the box tongue is easily realized, the structure is exquisite and simple, the action is simple, the working efficiency is high, and the problem that the box tongue cannot be smoothly inserted under the condition that the articles in the packaging boxes such as tea leaves and the like are full in the existing boxing machine is solved.)

1. The utility model provides a cartoning machine box tongue push in device which characterized in that: the box tongue pressing-in device comprises a rotary table (1), wherein a rack (2) is arranged on one side of the rotary table (1), a box tongue pressing-in component (3) is arranged on one side, close to the rotary table (1), of the rack (2), and a box cover arranging component (4) is arranged on one side, facing the rotary table (1), of the box tongue pressing-in component (3);

the rack (2) comprises a base (21), the base (21) is fixed with a main machine table board, two first optical axes (211) are arranged on the base (21), first fixing plates (212) are arranged at two ends of the two first optical axes (211), a first shaft seat (213) is arranged between the two first fixing plates (212), the first shaft seat (213) penetrates through the two first optical axes (211), two second optical axes (214) are fixedly connected to the first shaft seat (213), a second fixing plate (215) is fixedly arranged at one end, far away from the first shaft seat (213), of the two second optical axes (214) is perpendicular to the base (21), a second shaft seat (216) is arranged in the middle of the two second optical axes (214) in a sliding mode, the second shaft seat (216) is connected with a box tongue pressing-in component (3) towards the upper portion of the rotary table (1), a first threaded rod (217) is arranged on the base (21), the first threaded rod (217) is in threaded connection with the first shaft seat (213), one end of the first threaded rod (217) is provided with an adjusting handle, a second threaded rod (218) is arranged between the two second optical axes (214), the second threaded rod (218) is in threaded connection with the second shaft seat (216), and the adjusting handle is arranged after the second threaded rod (218) penetrates through the second fixing plate (215);

the box tongue pressing-in component (3) comprises a mounting plate (301), the mounting plate (301) is fixedly connected with a second shaft seat (216), the middle parts of two sides of the mounting plate (301) are respectively provided with a first groove (302), the two first grooves (302) are internally fixedly connected with a first air cylinder (303) and a second air cylinder (304), the output end of the first air cylinder (303) is connected with a blade (305), the output end of the second air cylinder (304) is connected with a pressing block (306), the blade (305) is an inverted right-angled triangle and comprises a blade edge (307), a bevel edge (308) and a long straight edge (309), the blade edge (307) is downward, the bevel edge (308) faces the second shaft seat (216), the long straight edge (309) faces the pressing block (306), the long straight edge (309) of the blade (306) is tightly attached to one side of the pressing block (306), and a flat plate (310) is arranged at the lower end of the pressing block (306), the width of the blade (305) and the pressing block (306) is consistent with the width of the inner side of the opening part of the carton box;

the box cover arranging component (4) comprises a mounting plate (401), one end of the mounting plate (401) is fixedly connected with one side of a second shaft seat (216) through a bolt, a second groove (402) is formed in one side, close to the second shaft seat (216), of the mounting plate (401), a third air cylinder (403) is installed in the second groove (402) in a penetrating mode, a box tongue positioning rod (404) is arranged at the output end of the third air cylinder (403), an adjusting hole (405) is formed in one end, far away from the second shaft seat (216), of the mounting plate (401), an adjusting block (406) is arranged in the adjusting hole (405), the adjusting block (406) can slide in the adjusting hole (405), a right-angle frame (407) is fixedly connected to the adjusting block (406), a lower end of the right-angle frame (407) is fixedly connected with an adjusting rod (408), the adjusting rod (408) comprises a fixing rod (4081), one end of the fixing rod (4081) is connected with a bending rod (4082), the other end of the bending rod (4082) is fixedly connected with an inclined rod (4083), the inclined rod (4083) inclines towards the direction of the box tongue press-in component (3), the end part, far away from the bending rod (4082), of the inclined rod (4083) is close to the flat plate (310), and the box tongue positioning rod (404) is located below the flat plate (310);

carousel (1) is just being equipped with box tongue station (C) of impressing to one side of frame (2), carousel (1) is close to box tongue station (C) of impressing and is equipped with carton seat (A1), carton seat (A1) are used for placing carton material (A2), carton material (A2) includes box body (A21), be equipped with ear (A22), lid portion (A23), box mouth portion (A24) on box body (A21), be equipped with box tongue (A25) on box lid portion (A23).

2. The tongue press-in device for a cartoning machine according to claim 1, wherein: the box tongue pressing method comprises the following steps:

s1, adjusting the relative position of the frame (2) and the turntable (1) and the vertical height of the second shaft seat (216) through adjusting a hand wheel, the first threaded rod (217) and the second threaded rod (218), so that the blade (305) is just positioned above the box opening part (A24) of the box body (A21), and the position of the adjusting rod (408) is adjusted through the sliding adjusting block (406), so that the adjusting rod (408) is positioned above the box cover part (A23) of the box body (A21);

s2, starting a third air cylinder (403) to push a box tongue positioning rod (404) to extend out of and be positioned below the flat plate (310);

s3, the turntable (1) carries the carton material (A2) with articles to enter a carton tongue pressing-in station (C), at the moment, the carton cover part (A23) in the carton material (A2) is pressed down along a folding line under the guide of an inclined rod (4083) until the carton tongue (A25) is blocked by the carton tongue positioning rod (404), and at the moment, a third air cylinder (403) is started to push the carton tongue positioning rod (404) to retract;

s4, a first air cylinder (303) is started to push a blade (305) to be pressed downwards and inserted into the inner side of the box opening part (A24) to properly expand the box opening part (A24);

s5, starting a second air cylinder (304) to push a pressure block (306) to press downwards to press the box tongue (A25) into the box opening part (A24);

s6, the first air cylinder (303) is started to push the blade (305) to retract, the second air cylinder (304) is started to push the pressing block (306) to retract, and then the paper box material (A2) with the box tongue (A25) pressed is conveyed to the next process by the turntable (1), and the process is repeated.

Technical Field

The invention relates to the field of packaging mechanical equipment, in particular to a box tongue pressing-in device of a boxing machine and a pressing-in method thereof.

Background

When the boxing machine works, the operations of feeding, sucking boxes, opening boxes, folding lugs, pressing in box tongues, lowering boxes and the like are completed, wherein the key is the box opening and the box tongue pressing in; at present, some mechanisms can realize the pressing action of the box tongue, but the problems of complex structure, low efficiency and unreliable action exist. Chinese patent CN112455810A discloses a box top closing mechanism for carton packaging machine: the device comprises a machine table, a conveyor belt, a first inverted U-shaped support, a stop lever, a first air cylinder, a mounting plate, an L-shaped rotating rod, a push plate, a first elastic part, a wedge block, a second air cylinder, a stop strip, a second inverted U-shaped support, a third air cylinder, a first pressing plate, an L-shaped support, a guide sleeve, a guide rod, a second pressing plate and a second elastic part; the middle of the machine table is provided with a conveying belt. The large tongue is firstly folded initially by arranging the stop lever, then the end part of the large tongue is folded and aligned to the inside of the box body by matching the stop lever with the push plate, and then the end part of the large tongue is pressed into the box body by the first pressing plate and the second pressing plate. The technology has the advantages of complex structure, complex action, high cost, limited running speed and influence on working efficiency; meanwhile, under the condition that the articles in the packing box such as tea leaves are full, the box tongue cannot be inserted smoothly due to the blocking of the articles in the box. Therefore, it is urgently needed to develop a box tongue pressing-in device of a boxing machine and a pressing-in method thereof, wherein the box tongue pressing-in device has the advantages of simple structure, low cost, high box tongue pressing-in speed and good quality.

Disclosure of Invention

The invention aims to provide a box tongue pressing-in device of a box packing machine and a pressing-in method thereof, and aims to solve the problems of complex structure, high cost and low box tongue pressing-in efficiency of the existing box tongue pressing-in device of the box packing machine in the background art.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a cartoning machine box tongue push in device which characterized in that: the box tongue pressing-in assembly comprises a rotary disc, wherein a rack is arranged on one side of the rotary disc, a box tongue pressing-in assembly is arranged on one side, close to the rotary disc, of the rack, and a box cover arranging assembly is arranged on one side, facing the rotary disc, of the box tongue pressing-in assembly;

the machine frame comprises a base, the base is fixed with a main machine table board, two first optical axes are arranged on the base, first fixing plates are arranged at two ends of the two first optical axes, a first shaft seat is arranged between the two first fixing plates and penetrates through the two first optical axes, the two second optical axes are fixedly connected onto the first shaft seat, a second fixing plate is fixedly arranged at one end, away from the first shaft seat, of the two second optical axes, the two second optical axes are perpendicular to the base, a second shaft seat is arranged in the middle of the two second optical axes in a sliding mode, a box tongue pressing-in assembly is arranged on the second shaft seat towards the upper portion of a rotary table, a first threaded rod is arranged on the base and is in threaded connection with the first shaft seat, an adjusting handle is arranged at one end of the first threaded rod, a second threaded rod is arranged between the two second optical axes and is in threaded connection with the second shaft seat, the second threaded rod penetrates through the second fixing plate and is provided with an adjusting handle, and the relative position of the rack and the turntable and the vertical height of the second shaft seat are adjusted in a high-precision manner by arranging the first threaded rod and the second threaded rod on the rack;

the box tongue pressing-in component comprises a mounting plate, the mounting plate is fixedly connected with a second shaft seat, first grooves are formed in the middle of two sides of the mounting plate, two first air cylinders and two second air cylinders are fixedly connected in the first grooves, the output end of each first air cylinder is connected with a blade, the output end of each second air cylinder is connected with a pressing block, each blade is in a shape of an inverted right-angled triangle and comprises a blade edge, a bevel edge and a long straight edge, the blade edge faces downwards, the bevel edge faces towards the second shaft seat, the long straight edge faces towards a pressing block, the long straight edge of each blade is tightly attached to one side of each pressing block, a flat plate is arranged at the lower end of each pressing block, the width of each blade and the width of each pressing block are consistent with the width of the inner side of the opening of a box of a paper box, the pressing blocks are properly opened by pushing the first air cylinders, the second air cylinders push the pressing-in to smoothly press the pressing-in the box openings, the box tongue pressing operation is easily realized, the structure is exquisite and simple, and the working efficiency is high;

the box cover arranging assembly comprises a mounting plate, one end of the mounting plate is fixedly connected with one side of a second shaft seat through a bolt, a second groove is formed in one side, close to the second shaft seat, of the mounting plate, a third air cylinder is installed in the second groove in a penetrating mode, the output end of the third air cylinder is provided with a box tongue positioning rod, an adjusting hole is formed in one end, far away from the second shaft seat, of the mounting plate, an adjusting block is arranged in the adjusting hole and can slide in the adjusting hole, a right-angle frame is fixedly connected to the adjusting block, the lower end of the right-angle frame is fixedly connected with the adjusting rod, the adjusting rod comprises a fixing rod, one end of the fixing rod is connected with a bending rod, the other end of the bending rod is fixedly connected with a diagonal rod, the diagonal rod inclines towards the direction of the box tongue pressing-in assembly, the end, far away from the bending rod, of the diagonal rod is close to a flat plate, the box tongue positioning rod is located below the flat plate, and the box cover arranging assembly is arranged, when the paper box material is conveyed below the inclined rod, the inclined rod presses the box cover part on the paper box downwards until the box tongue is blocked by the box tongue positioning rod, so that the pressing operation of the box tongue is facilitated;

the carousel is just being equipped with the box tongue station of impressing to one side of frame, the carousel is close to the box tongue station of impressing and is equipped with the carton seat, the carton seat is used for placing the carton material, the carton material includes the box body, be equipped with ear, box cover portion, box mouth portion on the box body, be equipped with the box tongue in the box cover portion.

A box tongue pressing-in device of a box packing machine and a box tongue pressing-in method thereof comprise the following steps:

s1, adjusting the relative position of the frame and the turntable and the vertical height of the second shaft seat through an adjusting hand wheel, a first threaded rod and a second threaded rod to ensure that the blade is just positioned above the box opening part of the box body, and sliding an adjusting block to adjust the position of the adjusting rod to ensure that the adjusting rod is positioned above the box cover part of the box body;

s2, starting a third cylinder to push the box tongue positioning rod to extend out of and be positioned below the flat plate;

s3, the turntable drives the paper box material with the articles to enter a box tongue pressing-in station, at the moment, the box cover part in the paper box material is pressed down along a folding line under the guide of an inclined rod until the box tongue is blocked by a box tongue positioning rod, and at the moment, a third air cylinder is started to push the box tongue positioning rod to retract;

s4, starting the first cylinder to push the blade to be inserted into the inner side of the box opening part to properly open the box opening part;

s5, starting a second cylinder to push a pressing block to press downwards to press the box tongue into the box opening;

and S6, starting the first air cylinder to push the blade to retract, starting the second air cylinder to push the pressing block to retract, then feeding the paper box material with the box tongue pressed into the next process by the rotating disc, and repeating the steps.

Compared with the prior art, the invention has the following beneficial effects:

1. according to the invention, the relative position of the rack and the turntable and the vertical height of the second shaft seat are adjusted by arranging the first threaded rod and the second threaded rod on the rack, so that the adjustment precision is high, and the blade is just positioned above the box opening part;

2. according to the invention, the box tongue pressing-in assembly consisting of the first air cylinder, the second air cylinder, the blade and the pressing block is arranged, one side of the pressing block is tightly attached to the long straight edge of the blade, the lower end of the pressing block is provided with the flat plate, the width of the blade and the width of the pressing block are consistent with the width of the inner side of the opening part of the box of the paper box, the first air cylinder pushes the blade to be pressed downwards and inserted into the inner side of the opening part of the box to properly open the opening part of the box, then the second air cylinder pushes the pressing block to press the box tongue downwards and smoothly press the box tongue in, so that the pressing-in operation of the box tongue is easily realized, the structure is exquisite and simple, the action is simple, the working efficiency is high, and the problem that the box tongue cannot be smoothly inserted under the condition that the articles in the packaging boxes such as tea leaves and the like are full in the existing boxing machine is solved.

3. According to the invention, through arranging the box cover arranging assembly, when the paper box material is conveyed below the inclined rod, the inclined rod presses the box cover part downwards until the box tongue is blocked by the box tongue positioning rod, so that the box tongue is convenient to press in.

Drawings

FIG. 1 is a schematic view of the structure relationship between the present invention and a turntable.

Fig. 2 is a schematic perspective view of the main body of the present invention.

Fig. 3 is a schematic structural view of the box tongue depressing assembly of the present invention.

Fig. 4 is a schematic structural diagram of a blade and a pressing block in the box tongue pressing-in component of the invention.

Fig. 5 is a schematic structural diagram of the box cover arranging assembly of the present invention.

Fig. 6 is a schematic diagram of step S3 in the box tongue pressing-in method of the present invention.

Fig. 7 is a schematic diagram of step S4 in the box tongue pressing-in method of the present invention.

Fig. 8 is a schematic diagram of step S5 in the box tongue pressing-in method of the present invention.

In the figure: a turntable 1; a frame 2; a base 21; a first optical axis 211; a first fixing plate 212; a first hub 213; a second optical axis 214; a second fixing plate 215; a second shaft mount 216; a first threaded rod 217; a second threaded rod 218; a box tongue press-in component 3; a mounting plate 301; a first groove 302; a first cylinder 303; a second cylinder 304; a blade 305; briquetting 306; a knife edge 307; a beveled edge 308; long straight side 309; a plate 310; a box cover arranging component 4; a mounting plate 401; a second recess 402; a third cylinder 403; a cassette tongue positioning lever 404; an adjustment aperture 405; an adjustment block 406; a right angle frame 407; an adjustment lever 408; a fixing bar 4081; bending the rod 4082; a diagonal bar 4083; a box tongue pressing-in station C; carton seat a 1; carton stock a 2; box a 21; ear A22; lid portion a 23; the box opening part A24; the box tongue A25.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

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, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1, a box tongue press-in device of a box packing machine and a press-in method thereof are characterized in that: the box tongue pressing-in device comprises a rotary table 1, wherein a rack 2 is arranged on one side of the rotary table 1, a box tongue pressing-in component 3 is arranged on one side, close to the rotary table 1, of the rack 2, and a box cover arranging component 4 is arranged on one side, facing the rotary table 1, of the box tongue pressing-in component 3;

referring to fig. 2, the frame 2 includes a base 21, the base 21 is fixed to a main machine board, two first optical axes 211 are disposed on the base 21, first fixing plates 212 are disposed at two ends of the two first optical axes 211, a first axle seat 213 is disposed between the two first fixing plates 212, the first axle seat 213 penetrates through the two first optical axes 211, two second optical axes 214 are fixedly connected to the first axle seat 213, a second fixing plate 215 is fixedly disposed at one end of the two second optical axes 214 away from the first axle seat 213, the two second optical axes 214 are perpendicular to the base 21, a second axle seat 216 is slidably disposed at the middle of the two second optical axes 214, a box tongue pressing-in assembly 3 is disposed on the second axle seat 216 facing the upper side of the turntable 1, a first threaded rod 217 is disposed on the base 21, the first threaded rod 217 is in threaded connection with the first axle seat 213, an adjusting handle is disposed at one end of the first threaded rod 217, a second threaded rod 218 is arranged between the two second optical axes 214, the second threaded rod 218 is in threaded connection with a second shaft seat 216, an adjusting handle is arranged after the second threaded rod 218 penetrates through a second fixing plate 215, and the relative position of the rack 2 and the turntable 1 and the vertical height of the second shaft seat 216 are adjusted with high precision by arranging a first threaded rod 217 and the second threaded rod 218 on the rack 2;

referring to fig. 3-4, the box tongue pressing-in component 3 includes a mounting plate 301, the mounting plate 301 is fixedly connected with a second shaft base 216, the middle portions of both sides of the mounting plate 301 are respectively provided with a first groove 302, two first grooves 302 are fixedly connected with a first cylinder 303 and a second cylinder 304, the output end of the first cylinder 303 is connected with a blade 305, the output end of the second cylinder 304 is connected with a pressing block 306, the blade 305 is an inverted right triangle, and includes a blade edge 307, a bevel edge 308 and a long straight edge 309, the blade edge 307 faces downwards, the bevel edge 308 faces towards the second shaft base 216, the long straight edge 309 faces towards the pressing block 306, one side of the pressing block 306 is tightly attached to the long straight edge 309 of the blade 305, the lower end of the pressing block 306 is provided with a flat plate 310, the width of the blade 305 and the pressing block 306 is consistent with the width of the inner side of the opening portion of the box, and the first cylinder 303, the second cylinder 304, Blade 305, briquetting 306, first cylinder 303 promotes blade 305 and pushes down and inserts box oral area A24 inboard and struts box oral area A24 properly, then second cylinder 304 promotes briquetting 306 and pushes down and impress box tongue A25 smoothly, easily realizes the operation of impressing of box tongue A25, and the structure is exquisite simple, and work efficiency is high.

Referring to fig. 5, the box cover arranging assembly 4 includes an installation plate 401, one end of the installation plate 401 is fixedly connected to one side of the second shaft base 216 through a bolt, a second groove 402 is formed in one side of the installation plate 401, which is close to the second shaft base 216, the second groove 402 is installed with a third cylinder 403 in a penetrating manner, an output end of the third cylinder 403 is provided with a box tongue positioning rod 404, one end of the installation plate 401, which is far away from the second shaft base 216, is provided with an adjusting hole 405, an adjusting block 406 is arranged in the adjusting hole 405, the adjusting block 406 can slide in the adjusting hole 405, a right-angle bracket 407 is fixedly connected to the adjusting block 406, a lower end of the right-angle bracket 407 is fixedly connected to an adjusting rod 408, the adjusting rod 408 includes a fixing rod 4081, one end of the fixing rod 4081 is connected to a bending rod 4082, the other end of the bending rod 4082 is fixedly connected to an inclined rod 4083, the inclined rod 4083 is inclined towards the direction of the box tongue press-in assembly 3, and the end part of the oblique rod (4083) far away from the bending rod (4082) is close to the flat plate (310), the box tongue positioning rod 404 is positioned below the flat plate 310, and by arranging the box cover arranging component 4, when the paper box material A2 is conveyed below the oblique rod 4083, the oblique rod 4083 presses the box cover part A23 on the paper box downwards until the box tongue A25 is blocked by the box tongue positioning rod 404, so that the pressing-in operation of the box tongue A25 is facilitated.

Referring to fig. 1 and 6, one side of the turntable 1 opposite to the rack 2 is provided with a box tongue pressing-in station C, the turntable 1 is provided with a paper box seat a1 near the box tongue pressing-in station C, the paper box seat a1 is used for placing paper box materials a2, the paper box materials a2 include a box body a21, the box body a21 is provided with an ear portion a22, a box cover portion a23 and a box opening portion a24, and the box cover portion a23 is provided with a box tongue a 25.

Referring to fig. 1 to 8, a box tongue pressing-in device of a box packing machine, a box tongue pressing-in method thereof, includes:

s1, adjusting the relative position of the frame 2 and the turntable 1 and the vertical height of the second shaft seat 216 through the adjusting hand wheel, the first threaded rod 217 and the second threaded rod 218 to ensure that the blade 305 is just above the box opening part A24 of the box body A21, and adjusting the position of the adjusting rod 408 by the sliding adjusting block 406 to ensure that the adjusting rod 408 is above the box cover part A23 of the box body A21;

s2, starting the third air cylinder 403 to push the box tongue positioning rod 404 to extend out of the lower part of the flat plate 310;

s3, the turntable 1 enters a box tongue pressing-in station C with a box material A2 with articles, at the moment, a box cover part A23 in the box material A2 is pressed downwards along a folding line under the guidance of a sloping rod 4083 until a box tongue A25 is blocked by a box tongue positioning rod 404, and at the moment, a third air cylinder 403 is started to push the box tongue positioning rod 404 to retract;

s4, activating the first cylinder 303 to push the blade 305 to press downwards to insert into the inner side of the box opening part A24 to properly open the box opening part A24;

s5, the second air cylinder 304 is started to push the press block 306 to press down to press the box tongue A25 into the box opening part A24;

s6, the first air cylinder 303 is started to push the blade 305 to retract, the second air cylinder 304 is started to push the press block 306 to retract, and then the paper box material A2 with the box tongue A25 pressed is sent to the next process by the turntable 1, and the process is circulated.

Compared with the prior art, the invention has the following beneficial effects:

1. according to the invention, the relative position of the frame 2 and the turntable 1 and the vertical height of the second shaft seat 216 are adjusted by arranging the first threaded rod 217 and the second threaded rod 218 on the frame 2, and the adjustment precision is high, so that the blade 305 is just positioned above the box opening part A24;

2. according to the invention, the box tongue pressing-in component 3 consisting of the first cylinder 303, the second cylinder 304, the blade 305 and the pressing block 306 is arranged, one side of the pressing block 306 is tightly attached to the long straight edge 309 of the blade 305, the lower end of the pressing block 306 is provided with the flat plate 310, the width of the blade 305 and the width of the pressing block 306 are consistent with the width of the inner side of the opening part A24 of the carton box, the first cylinder 303 pushes the blade 305 to be pressed downwards to be inserted into the inner side of the opening part A24 of the box to properly support the opening part A24 of the box, and then the second cylinder 304 pushes the pressing block 306 to press the box tongue A25 smoothly, so that the pressing-in operation of the box tongue A25 is easily realized, the structure is exquisite and simple, and the working efficiency is high.

3. According to the invention, by arranging the box cover arranging assembly 4, when the paper box material A2 is conveyed to the position below the inclined rod 4083, the inclined rod 4083 presses the box cover part A23 downwards until the box tongue A25 is blocked by the box tongue positioning rod 404, so that the pressing operation of the box tongue A25 is facilitated.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.