Paperboard book blanking processing production line

Abstract

The invention relates to the technical field of paperboard book production, and discloses a paperboard book blanking processing production line which comprises a rack, and the rack is sequentially provided with a paper outlet device, a page opening mechanism, a first neat beating mechanism, a positioning adsorption device, a blanking device, a waste cleaning mechanism and a hinge mechanism from front to back; the page opening mechanism is used for opening the folded paperboard page and driving the paperboard page to move towards the blanking device; the first beating and aligning mechanism is used for positioning before the paperboard page enters the blanking device; the positioning adsorption device is used for feeding the positioned paperboard page into the blanking device and simultaneously feeding the blanked paperboard page out of the blanking device; the blanking device is used for blanking the paperboard page; the waste cleaning mechanism is used for cleaning the punched area of the paperboard page; and the hinge mechanism is used for folding the paperboard page again. Automatic output of a single paperboard page, automatic page opening, automatic positioning blanking, automatic waste clearing and automatic hinge are achieved, manual participation is reduced, and the machining efficiency is improved.

Description

Technical Field

[0001] The invention relates to the technical field of cardboard book production, in particular to a cardboard book punching and processing production line. Background Art

[0002] A board book is a type of book that is made up of board pages of a certain thickness. The board pages can be made of white board, kraft paper, etc. When this type of board book is used as a children's book, in order to enrich the display form, it is necessary to design various structures on the board book, such as opening holes in the board book.

[0003] Currently, holes are mainly opened by manually unfolding the cardboard sheets and placing them on a punching machine for punching. There is a lot of manual participation required after punching, which is inefficient and has certain risks.

[0004] It can be seen that the current cardboard book punching process needs to be automated. Summary of the invention

[0005] The present invention aims to solve at least one technical problem in the background technology.

[0006] The present invention provides a paperboard book punching and processing production line, comprising: a frame, wherein the frame is provided with a paper discharging device, a page opening mechanism, a first aligning mechanism, a positioning and adsorption device, a punching device, a waste clearing mechanism, and a hinge mechanism in sequence from front to back;

[0007] The paper discharging device is used to stack the folded paperboard pages and output a single paperboard page;

[0008] The page opening mechanism is used to open the folded paperboard pages and drive the paperboard pages to move toward the punching device;

[0009] The first alignment mechanism is used to position the paperboard sheet before it enters the punching device;

[0010] The positioning and adsorption device is used to send the positioned cardboard pages into the punching device, and at the same time send the punched cardboard pages out of the punching device;

[0011] The punching device is used to punch the paperboard page;

[0012] The waste cleaning mechanism is used to clean the punched area of ​​the cardboard sheet;

[0013] The hinge mechanism is used to refold the paperboard pages.

[0014] The beneficial effects of the present invention are as follows: the cardboard book punching and processing production line is configured with a paper output device, a page opening mechanism, a first aligning mechanism, a positioning adsorption device, a punching device, a waste clearing mechanism, and a hinge mechanism, so as to realize automatic output of a single cardboard page, automatic page opening, automatic positioning punching, automatic waste clearing, and automatic hinge, thereby reducing manual participation and improving processing efficiency.

[0015] As some sub-solutions of the above technical solution, the paper discharging device includes:

[0016] A stacking trough, arranged on the frame, for stacking paperboard pages;

[0017] A paper delivery belt, located below the stacking trough, for delivering paperboard sheets at the bottom of the stacking trough;

[0018] A paper limiting knife is arranged on the frame and is used to limit the paper delivery belt to only deliver a single paperboard page at a time;

[0019] A lower belt assembly, comprising a lower paper clamping belt that swings up and down;

[0020] An upper belt assembly comprises an upper paper clamping belt that swings up and down, and a clamping gap for clamping paperboard pages is formed between the lower paper clamping belt and the upper paper clamping belt;

[0021] The angle-fixing component is used to adjust and lock the swing angles of the lower paper clamping belt and the upper paper clamping belt.

[0022] As some sub-solutions of the above technical solution, the lower belt assembly includes a lower belt connecting arm, a first lower rotating shaft, and a second lower rotating shaft, one end of the lower belt connecting arm is hinged to the frame, and the other end is connected to the second lower rotating shaft, the first lower rotating shaft is rotatably arranged on the frame, and both sides of the lower paper clamping belt are wrapped around the first lower rotating shaft and the second lower rotating shaft;

[0023] The upper belt assembly includes a first upper rotating shaft and a second upper rotating shaft. The first upper rotating shaft is arranged on the frame, and the second upper rotating shaft is arranged on the lower belt connecting arm. Both sides of the lower paper clamping belt are wrapped around the first lower rotating shaft and the second lower rotating shaft.

[0024] As some sub-solutions of the above technical solution, the page opening mechanism includes:

[0025] A suction opening component comprises a suction opening linear driver and a suction opening suction cup, wherein the suction opening linear driver is arranged on the frame, and the suction opening linear driver drives the suction opening suction cup to move up and down;

[0026] A page-opening assembly includes a page-opening linear drive and a page-opening oblique rod, wherein the page-opening linear drive is arranged on the frame, and the page-opening linear drive drives the page-opening oblique rod to move horizontally so as to extend into the opened paperboard page;

[0027] The page-opening suction conveyor belt is located below the suction cup and is arranged on the frame. The page-opening suction conveyor belt is used to drive the paperboard pages to move along the page-opening inclined rod.

[0028] As some sub-solutions of the above technical solution, the positioning adsorption device includes:

[0029] A suction slide rail is arranged on the frame;

[0030] A suction module, comprising a slide, a lifting drive, and a suction cup assembly, wherein the slide slides along the suction rail, the lifting drive is arranged on the slide, and the lifting drive drives the suction cup assembly to rise and fall, and the number of the suction modules is more than two groups;

[0031] A linkage assembly, drivingly connecting each group of the suction modules;

[0032] The transport driving mechanism is used to drive the slide seat to slide along the suction slide rail.

[0033] As some sub-solutions of the above technical solution, the waste removal mechanism includes:

[0034] A first support bar, arranged on the frame;

[0035] A second support bar is provided on the frame, wherein a bracket groove is formed between the first support bar and the second support bar;

[0036] A support bar is detachably arranged in the bracket, the number of the support bars is more than two, and a flushing distance is formed between the support bars;

[0037] A waste removal driver, arranged on the frame;

[0038] The waste flushing head is connected to the waste cleaning drive and is driven by the waste cleaning drive to move from above toward the supporting bar.

[0039] As some sub-schemes of the above technical scheme, the first support bar is in an "L" shape, the second support bar is in a "T" shape, the first support bar and the second support bar are arranged opposite to each other, the bracket is in a "T" shape, the frame is provided with a waste cleaning lock hole, the waste cleaning mechanism also includes a waste cleaning fixing plate and a waste cleaning fixing nail, the waste cleaning fixing plate is provided with a through waste cleaning fixing hole, the waste cleaning fixing nail passes through the waste cleaning fixing hole and is threadedly connected with the waste cleaning lock hole, so as to press the support bar onto the first support bar and the second support bar.

[0040] As some sub-solutions of the above technical solution, the hinge mechanism includes:

[0041] A supporting plate, arranged on the frame;

[0042] A hinge suction belt is located beside the supporting plate, and the hinge suction belt is arranged on the frame;

[0043] A folding guide rod is arranged on the frame, wherein the front end of the folding guide rod extends to the bottom of the supporting plate, and the rear end extends obliquely upward.

[0044] As some sub-solutions of the above technical solution, the frame is further provided with a rotary U-turn device, which is located downstream of the hinge mechanism and is used to reverse the direction of the refolded paperboard pages.

[0045] As some sub-schemes of the above technical scheme, the rotating U-turn device also includes an upper plate, an upper plate height adjustment nut, and an upper plate shaft. The upper plate is provided with a through upper plate lifting hole, the upper plate shaft slides along the upper plate lifting hole, the upper plate height adjustment nut is placed on the upper plate, and the upper plate shaft is threadedly connected to the upper plate height adjustment nut. BRIEF DESCRIPTION OF THE DRAWINGS

[0046] The above and / or additional aspects and advantages of the present invention will become apparent and easily understood from the description of the embodiments in conjunction with the following drawings, in which:

[0047] Figure 1 An embodiment of a cardboard book punching production line;

[0048] Figure 2 is a structural schematic diagram of an embodiment of a paper discharge device;

[0049] Figure 3 It is a cross-sectional view of the ball bearing;

[0050] Figure 4 Axonometric view of an embodiment of a page opening mechanism Figure 1 ;

[0051] Figure 5 Axonometric view of an embodiment of a page opening mechanism Figure 2 ;

[0052] Figure 6 It is a structural schematic diagram of the bottom side paper pressing assembly;

[0053] Figure 7 Axonometric view of an embodiment of a positioning adsorption device Figure 1 ;

[0054] Figure 8 Axonometric view of an embodiment of a positioning adsorption device Figure 2 ;

[0055] Fig. 9 for Figure 8 A partial enlarged view of position 5A in the middle;

[0056] Fig.10 Axonometric view of an embodiment of a waste removal mechanism Figure 1 ;

[0057] Fig.11 for Fig.10 A partial enlarged view of position 7A in the middle;

[0058] Fig.12 Axonometric view of an embodiment of a waste removal mechanism Figure 2 ;

[0059] Fig.13 Axonometric view of an embodiment of a hinge mechanism Figure 1 ;

[0060] Fig.14 Axonometric view of an embodiment of a hinge mechanism Figure 2 ;

[0061] Fig.15 It is a partial view of the guide rod translation block;

[0062] Fig.16 Axonometric view of an embodiment of a rotary U-turn device Figure 1 ;

[0063] Fig.17 Axonometric view of an embodiment of a rotary U-turn device Figure 2 ;

[0064] Fig.18 This is a partial front view cutaway view of the upper plate axis.

[0065] In the attached figure:

[0066] 1- rack;

[0067] 2-paper discharging device; 21-lower belt assembly; 211-lower paper clamping belt; 212-lower belt connecting arm; 213-first lower rotating shaft; 214-second lower rotating shaft; 215-pad; 22-upper belt assembly; 221-upper paper clamping belt; 222-first upper rotating shaft; 223-second upper rotating shaft; 224-tensioning bracket; 225-upper belt tensioning wheel; 226-ball bearing; 23-fixed angle assembly; 231-first swing arm; 232-second swing arm; 233-connecting shaft; 234-adjusting arm screw;

[0068] 3-page opening mechanism; 311-suction opening linear drive; 312-suction opening suction cup; 321-page opening linear drive; 322-page opening inclined rod; 323-opening mounting plate; 324-opening adjustment plate; 3241-opening adjustment slot; 33-page opening suction conveyor belt; 34-opening positioning plate; 35-bottom side paper pressing assembly; 351-paper pressing connecting arm; 3511-paper pressing adjusting long hole; 352-bottom side paper pressing wheel; 353-paper pressing connecting block; 3531-paper pressing locking through hole; 354-paper pressing spring; 3541-paper pressing shaft hole; 4-first aligning mechanism;

[0069] 5-positioning adsorption device; 51-suction slide rail; 5201-left suction module; 5202-right suction module; 521-slide seat; 522-lifting driver; 523-suction front and rear adjustment column; 524-suction front and rear adjustment block; 525-suction left and right adjustment frame strip; 5251-suction left and right adjustment slot; 526-precisely adjustable left suction cup assembly; 527-right suction cup assembly; 528-suction connecting plate; 53-linkage assembly; 531-first hinge joint; 532-connecting rod; 533-second hinge joint; 54-transport drive mechanism;

[0070] 6- Punching device;

[0071] 7-waste cleaning mechanism; 711-first support bar; 7111-support bar fixing plate; 712-second support bar; 72-support bar; 720-waste punching distance; 731-waste cleaning driver; 732-waste punching head; 7321-waste punching through hole; 733-punch head connecting bar; 7330-punch head adjustment slot; 7331-stop bar; 734-waste cleaning left and right adjustment rod; 735-waste cleaning left and right adjustment shaft clamp; 74-waste cleaning fixing plate; 741-waste cleaning fixing hole;

[0072] 8-hinge mechanism; 81-hinge suction belt; 82-folding guide rod; 821-guide rod fixing plate; 831-guide rod height adjustment rod; 832-guide rod height adjustment block; 833-guide rod horizontal adjustment rod; 834-guide rod horizontal adjustment block; 8341-guide rod horizontal adjustment locking block; 835-guide rod horizontal rotation block; 836-guide rod swing angle adjustment piece; 8361-guide rod locking hole; 841-guide rod locking slide; 8411-guide rod locking stop bar; 85-leaf support plate; 861-hinge pressure wheel;

[0073] 9-rotating U-turn device; 91-U-turn lifter; 911-U-turn lift rail; 912-U-turn lift slider; 92-U-turn rotary driver; 93-upper reversing plate; 94-lower reversing plate; 951-driving roller; 952-driving wheel; 96-U-turn lift sensor; 971-upper shelf; 972-upper plate height adjustment nut; 973-upper plate shaft; 974-first height adjustment hand wheel; 975-second height adjustment hand wheel; 98-bridge gear; 991-pressure bearing. DETAILED DESCRIPTION

[0074] Embodiments of the present invention are described in detail below, examples of which are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and cannot be understood as limiting the present invention.

[0075] In the description of the present invention, it should be understood that descriptions involving orientations, such as up, down, front, back, left, right, etc., and orientations or positional relationships indicated are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0076] In the description of the present invention, unless otherwise clearly defined, terms such as setting, installing, connecting, etc. should be understood in a broad sense, and technicians in the relevant technical field can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific content of the technical solution.

[0077] Combine the following Figures 1 to 18 Embodiments of the present invention are described.

[0078] The present embodiment relates to a cardboard book punching and processing production line, which can realize automatic output of a single cardboard page, automatic page opening, automatic positioning punching, automatic waste removal, and automatic page closing, thereby reducing manual participation.

[0079] The paperboard book punching and processing production line in this embodiment comprises: a frame 1, wherein the frame 1 is provided with a paper discharging device 2, a page opening mechanism 3, a first aligning mechanism 4, a positioning and adsorption device 5, a punching device 6, a waste removal mechanism 7, and a hinge mechanism 8 in sequence from front to back;

[0080] The paper discharging device 2 is used to stack the folded paperboard pages and output a single paperboard page;

[0081] The page opening mechanism 3 is used to open the folded paperboard pages and drive the paperboard pages to move toward the punching device 6;

[0082] The first alignment mechanism 4 is used to position the paperboard sheet before it enters the punching device 6;

[0083] The positioning and adsorption device 5 is used to send the positioned cardboard page into the punching device 6, and at the same time send the punched cardboard page out of the punching device 6;

[0084] The punching device 6 is used to punch the paperboard page;

[0085] The waste clearing mechanism 7 is used to clean the area where the cardboard sheet has been punched;

[0086] The hinge mechanism 8 is used to refold the paperboard pages.

[0087] The cardboard book punching and processing production line is configured with a paper output device 2, a page opening mechanism 3, a first aligning mechanism 4, a positioning and adsorption device 5, a punching device 6, a waste clearing mechanism 7, and a hinge mechanism 8, so as to realize automatic output of a single cardboard page, automatic page opening, automatic positioning and punching, automatic waste clearing, and automatic hingeing, thereby reducing manual participation and improving processing efficiency.

[0088] In this embodiment, the first aligning mechanism 4 adopts a conventional structure in the prior art, and its function is to position the paperboard page on the page opening suction conveyor belt 33 included in the page opening mechanism 3. The punching device 6 adopts a punching machine in the prior art, and a punching die is installed on the punch of the punching machine. The shape of the punching die is customized according to the needs to punch out the waste part on the paperboard page to obtain a paperboard page with holes formed at specific positions.

[0089] The paper discharging device 2 in this embodiment includes:

[0090] A lower stacking trough, provided on the frame 1, for stacking cardboard sheets;

[0091] A paper discharging belt is located below the stacking trough;

[0092] The paper limiting knife is arranged on the frame 1 and is used to limit the paper output belt to only output a single paperboard page at a time.

[0093] The lower belt assembly 21 includes a lower paper clamping belt 211 that swings up and down;

[0094] The upper belt assembly 22 includes an upper paper clamping belt 221 that swings up and down, and a clamping gap for clamping paperboard pages is formed between the lower paper clamping belt 211 and the upper paper clamping belt 221;

[0095] The angle-fixing component 23 is used to adjust and lock the swing angles of the lower paper clamping belt 211 and the upper paper clamping belt 221 .

[0096] The paper discharging device 2 forms a page gap by configuring a lower belt component 21 and an upper belt component 22, so as to quickly deliver the paperboard in a clamping manner. At the same time, a fixed angle component 23 is also configured. The fixed angle component 23 changes the angles of the lower paper clamping belt 211 and the upper paper clamping belt 221, so that the paperboard pages passing through the page gap can be output to different height positions.

[0097] The lower belt assembly 21 includes a lower belt connecting arm 212, a first lower rotating shaft 213, and a second lower rotating shaft 214. One end of the lower belt connecting arm 212 is hinged to the frame 1, and the other end is connected to the second lower rotating shaft 214. The first lower rotating shaft 213 is rotatably arranged on the frame 1, and both sides of the lower paper clamping belt 211 are wrapped around the first lower rotating shaft 213 and the second lower rotating shaft 214.

[0098] The upper belt assembly 22 includes a first upper rotating shaft 222 and a second upper rotating shaft 223. The first upper rotating shaft 222 is arranged on the frame 1, and the second upper rotating shaft 223 is arranged on the lower belt connecting arm 212. Both sides of the lower paper clamping belt 211 are wrapped around the first lower rotating shaft 213 and the second lower rotating shaft 214.

[0099] The second lower rotating shaft 214 and the second upper rotating shaft 223 are both arranged on the lower belt connecting arm 212. When the lower belt connecting arm 212 swings, the second lower rotating shaft 214 and the second upper rotating shaft 223 are simultaneously driven to change their height positions, thereby changing the outlet height of the clamping seam to adapt to the height positions of different conveyor lines, and conveniently meet the needs of height adjustment of the clamping and feeding paper output structure.

[0100] The fixed angle assembly 23 includes a first swing arm 231 hinged to the frame 1, a connecting shaft 233 provided on the lower belt connecting arm 212, a second swing arm 232 hinged on the connecting shaft 233, and a locking structure. The first swing arm 231 and the second swing arm 232 are slidably connected, and the locking structure is used to lock the first swing arm 231 and the second swing arm 232. The second swing arm 232 and the first swing arm 231 are respectively connected to the lower belt connecting arm 212 and the frame 1. When the first swing arm 231 and the second swing arm 232 slide against each other, the distance between the connecting shaft 233 and the frame 1 can be changed, the position of the lower belt connecting arm 212 can be adjusted, and the position of the second upper rotating shaft 223 and the second lower rotating shaft 214 can be changed, so as to achieve the position adjustment of the lower belt connecting arm 212.

[0101] The locking structure includes an arm adjustment waist-shaped groove, an arm adjustment screw hole, and an arm adjustment screw 234. One of the arm adjustment waist-shaped groove and the arm adjustment screw hole is provided on the first swing arm 231, and the other is provided on the second swing arm 232. The arm adjustment screw 234 passes through the arm adjustment waist-shaped groove and is threadedly connected with the arm adjustment screw hole to lock the first swing arm 231 and the second swing arm 232. After the locking of the first swing arm 231 and the second swing arm 232 by the arm adjustment screw 234 is released, the first swing arm 231 and the second swing arm 232 slide against each other to change the position of the first lower rotating shaft 213 and the second lower rotating shaft 214. After the adjustment is completed, the arm adjustment screw 234 is re-locked, so that the swing angle of the lower belt connecting arm 212 can be easily adjusted.

[0102] The upper belt assembly 22 further includes a tensioning support shaft provided on the frame 1, a tensioning bracket 224 swinging around the tensioning support shaft, an upper belt tensioning wheel 225 rotatably provided on the tensioning bracket 224, and a tensioning spring for driving the upper belt tensioning wheel 225 to tension the upper clamping belt, and the upper belt tensioning wheel 225 is used to tension the upper paper clamping belt 221. By providing the tensioning support shaft, the tensioning bracket 224, the upper belt tensioning wheel 225 and the torsion spring, the tensioning of the upper paper clamping belt 221 is achieved with a simple structure.

[0103] The lower belt assembly 21 further comprises a pad 215, which is connected to the lower belt connecting arm 212 and is located on the inner side of the lower paper clamping belt 211. By providing the pad 215, the paperboard sheets are transported more stably on the lower paper clamping belt 211.

[0104] The upper belt assembly 22 further comprises an upper belt support structure, which is arranged on the lower belt connecting arm 212. The upper belt support structure is provided to support the upper paper clamping belt 221, so as to improve the clamping force between the upper paper clamping belt 221 and the paperboard page.

[0105] The upper belt support structure includes a ball 226 and a roller box. The roller box is located on the inner side of the upper paper clamping belt 221. The roller box is arranged on the lower belt connecting arm 212. The ball 226 is movably arranged on the roller box. The lower end of the ball 226 is exposed and abuts against the side of the upper paper clamping belt 221 adjacent to the lower paper clamping belt 211. The upper belt support structure is provided with the ball 226 to support the upper paper clamping belt 221, so as to conveniently improve the supporting force of the upper paper clamping belt 221.

[0106] After being fed out individually from the paper discharge device 2 , the paperboard pages are unfolded by the page opening mechanism 3 .

[0107] The page opening mechanism 3 in this embodiment includes:

[0108] The suction assembly includes a suction linear driver 311 and a suction cup 312. The suction linear driver 311 is arranged on the frame 1, and the suction linear driver 311 drives the suction cup 312 to move up and down. The suction cup 312 is connected to a suction pipe connected to a negative pressure source, and the negative pressure source can be a compressor, a vacuum generator, etc.

[0109] The page-opening assembly includes a page-opening linear driver 321 and a page-opening oblique rod 322. The page-opening linear driver 321 is arranged on the frame 1. The page-opening linear driver 321 drives the page-opening oblique rod 322 to move horizontally so as to extend into the opened paperboard page;

[0110] The page-opening suction conveyor belt 33 is located below the suction cup 312 . The page-opening suction conveyor belt 33 is arranged on the frame 1 . The page-opening suction conveyor belt 33 is used to drive the paperboard pages to move along the page-opening inclined rod 322 .

[0111] The page opening mechanism 3 is configured with a suction and opening component, a page opening component and a page opening suction conveyor belt 33, so as to conveniently open the folded cardboard pages, reduce the operation intensity of workers and improve the page opening efficiency. In addition, the equipped page opening suction conveyor belt 33 can also ensure the efficient opening of book pages.

[0112] Specifically, in this embodiment, the moving direction of the cardboard page is forward. When the folded cardboard page is put in, the opening direction of the folded cardboard page is leftward. The extending direction of the page opening inclined rod 322 is from the left rear to the right front.

[0113] The folded cardboard page is put onto the page opening suction conveyor belt 33, which forms suction on the bottom surface of the cardboard page. At the same time, the suction linear driver 311 drives the suction cup 312 to move and suck up the top side of the folded cardboard page. The folded cardboard page is sucked out of an opening. At this time, the page opening linear driver 321 drives the page opening inclined rod 322 to extend into the opening, and the page opening suction conveyor belt 33 drives the cardboard page to move forward. Under the action of the page opening inclined rod 322, the top side page of the cardboard page completes the operation of opening the cardboard page.

[0114] Specifically, in order to improve the positioning accuracy when the cardboard pages are put in, the frame 1 is provided with an opening positioning plate 34, the opening positioning plate 34 is located beside the opening suction conveyor belt 33, and the opening positioning plate 34 includes an opening positioning surface parallel to the opening suction conveyor belt 33. When the cardboard pages are put in, the opening positioning surface on the opening positioning plate 34 can limit the cardboard pages, thereby better ensuring the success rate of opening the cardboard pages.

[0115] The opening and positioning plate 34 is detachably connected to the frame 1. The opening and positioning plate 34 is detachably connected to the frame 1, and the opening and positioning surface can be changed by replacing different opening and positioning plates 34 to achieve different opening and positioning.

[0116] In order to make the leaf-opening assembly adapt to the width of cardboard pages, the leaf-opening assembly further includes an opening mounting plate 323, an opening adjustment plate 324, and an opening adjustment screw (not shown in the figure). The opening mounting plate 323 is arranged on the frame 1, and an opening adjustment screw hole is provided on the opening mounting plate 323. The opening adjustment slot 3241 is provided on the opening adjustment slot 3241. The opening adjustment screw passes through the opening adjustment slot 3241 and is threadedly connected with the opening adjustment screw hole to detachably lock the opening adjustment plate 324 on the opening mounting plate 323. The leaf-opening linear driver 321 is arranged on the opening adjustment plate 324. After loosening the opening adjustment screw, the position of the opening adjustment plate 324 can be adjusted so that the position of the leaf-opening inclined rod 322 can adapt to cardboard pages of different widths. The structure of the leaf-opening assembly conveniently realizes the position adjustment of the leaf-opening inclined rod 322.

[0117] The number of the opening adjustment screw holes is more than two, the number of the opening adjustment screws corresponds to the number of the opening adjustment screw holes, and each of the opening adjustment screw holes is threadedly connected with an opening adjustment screw. When two or more opening adjustment screws are provided, the two opening adjustment screws restrict the opening adjustment plate 324 and the opening mounting plate 323 to slide only in a straight line direction, thereby simplifying the operation of adjusting the position of the opening adjustment plate 324.

[0118] In order to prevent the cardboard pages from being lifted up by the opening diagonal rod when the page-opening assembly opens the cardboard pages, the page-opening mechanism 3 further includes a bottom-side paper-pressing assembly 35, which includes a paper-pressing connecting arm 351 and a bottom-side paper-pressing wheel 352. The paper-pressing connecting arm 351 is arranged on the frame 1, and the bottom-side paper-pressing wheel 352 is rotatably arranged on the paper-pressing connecting arm 351. By arranging the bottom-side paper-pressing wheel 352, a pressure is applied toward the page-opening suction conveyor belt 33 to the side of the folded cardboard page that is sucked by the page-opening suction conveyor belt 33, so that the stability of the cardboard conveying can be further improved, and the stability of the opened cardboard pages can be ensured.

[0119] In order to make the position of the bottom side paper pressing wheel 352 adapt to the adjustment of cardboard pages of different widths, the bottom side paper pressing assembly 35 also includes a paper pressing connecting block 353 and a paper pressing locking bolt. The paper pressing connecting arm 351 is provided with a paper pressing adjustment long hole 3511 that passes through the paper pressing adjustment long hole 3511. The paper pressing connecting block 353 slides in the paper pressing adjustment long hole 3511. The paper pressing connecting block 353 is provided with a paper pressing locking through hole 3531. The paper pressing locking bolt passes through the paper pressing adjustment long hole 3511 and the paper pressing locking through hole 3531 to press the bottom side paper pressing wheel 352 and the paper pressing connecting block 353 onto the paper pressing connecting arm 351. The paper pressing locking bolt clamps the bottom paper pressing wheel 352 and the paper pressing connecting block 353 on the paper pressing connecting arm 351 to fix the position of the bottom paper pressing wheel 352, so that the bottom side of the paper sheet is pressed tightly by the bottom paper pressing wheel 352, ensuring that the bottom side of the paper sheet will not be separated from the page opening suction conveyor belt 33 and lose the power to move forward when the page opening inclined rod 322 drives the top side page. When the position of the bottom paper pressing wheel 352 needs to be adjusted, loosen the paper pressing adjustment bolt, slide the paper pressing connecting block 353 along the paper pressing adjustment long hole 3511, adjust the position of the bottom paper pressing wheel 352 in the width direction of the paper sheet, and then re-lock the paper pressing adjustment bolt, so as to simply and conveniently realize the adaptation of the bottom paper pressing wheel 352 to different paper sheet width adjustment positions.

[0120] In order to make the bottom side paper pressing wheel 352 provide better elastic force, the bottom side paper pressing assembly 35 further includes a paper pressing spring 354, which is arranged on the paper pressing connection block 353, and the bottom side paper pressing wheel 352 is rotatably arranged on the paper pressing spring 354, and the paper pressing spring 354 provides the bottom side paper pressing wheel 352 with elastic force toward the opening suction conveyor belt 33. The paper pressing spring 354 serves as a supporting component of the bottom side paper pressing wheel 352, and can also provide the bottom side paper pressing wheel 352 with pressure to press the bottom side paperboard page, thereby realizing the installation and elastic force providing functions of the paper pressing spring 354 in a simple and compact manner.

[0121] The paper pressing spring 354 is provided with a bending forming a paper pressing shaft hole 3541, the paper pressing shaft hole 3541 is penetrated with a paper pressing shaft, and the bottom side paper pressing wheel 352 is rotatably connected with the paper pressing shaft. The paper pressing spring 354 is bent to form the paper pressing shaft hole 3541 through which the shaft is penetrated, and the installation of the bottom side paper pressing wheel 352 is more convenient.

[0122] After the cardboard page is unfolded, it is transferred to the first alignment mechanism 4 by the page-opening suction conveyor belt 33 for alignment and positioning, and then transferred to the punching device 6 through the positioning adsorption device 5.

[0123] The positioning adsorption device 5 comprises:

[0124] A suction slide rail 51 is provided on the frame 1;

[0125] The suction module includes a slide 521, a lifting driver 522, and a suction cup assembly. The slide 521 slides along the suction rail 51. The lifting driver 522 is arranged on the slide 521. The lifting driver 522 drives the suction cup assembly to rise and fall. The number of the suction modules is more than two groups.

[0126] A linkage assembly 53, which is transmission-connected to each group of the suction modules;

[0127] The transport driving mechanism 54 is used to drive the slide seat 521 to slide along the suction slide rail 51 .

[0128] The positioning adsorption device 5 is equipped with an adsorption module and a linkage component 53. Different adsorption modules are connected by the linkage component 53. When the distance needs to be changed, it is only necessary to replace the connecting rods 532 of different lengths. It is low-cost and easy to operate. When it is necessary to move each adsorption module, the conveying mechanism drives any slide 521 to slide, which can drive each adsorption module to move at the same time.

[0129] The linkage assembly 53 includes a first hinge 531, a second hinge 533 and a connecting rod 532. The two ends of the connecting rod 532 are respectively connected to the first hinge 531 and the second hinge 533. The first hinge 531 and the second hinge 533 are respectively hinged to the slides 521 of the two adjacent groups of the suction modules. The linkage assembly 53 realizes synchronous linkage control between multiple suction module slides 521 through a clever design. When the sliding directions of the suction modules are different, the connecting rod 532 can rotate around the first hinge 531 and the second hinge 533 to ensure that the linkage assembly 53 can normally drive the suction modules to move without getting stuck.

[0130] The transport drive mechanism 54 is a linear module. As a precise linear motion device, the linear module is widely used in automated transport systems. As the core component of the transport drive mechanism 54, it can realize stable, high-speed and precise transport of objects in horizontal, vertical or inclined directions.

[0131] The suction module further includes a suction front and rear adjustment column 523, a suction front and rear adjustment block 524, a suction front and rear adjustment nail (not shown in the figure), and a suction connecting plate 528. The suction front and rear adjustment column 523 is driven by the lifting driver 522. The suction front and rear adjustment block 524 slides forward and backward along the suction front and rear adjustment column 523. The suction front and rear adjustment nail detachably locks the suction front and rear adjustment block 524 on the suction front and rear adjustment column 523. The suction cup assembly is fixed to the suction front and rear adjustment block 524 through the suction connecting plate 528. The suction module is highly flexible in the vertical direction through the driving of the lifting driver 522. The suction front and rear adjustment column 523 can drive the suction front and rear adjustment block 524 and the suction cup assembly fixed thereon to move up and down to meet the working requirements at different heights.

[0132] The sliding design of the suction front and rear adjustment block 524 along the suction front and rear adjustment column 523 enables the front and rear positions of the suction cup assemblies of each suction module to be adjusted independently to meet the needs of different suction positions; the suction front and rear adjustment pins lock the suction front and rear adjustment block 524 on the suction front and rear adjustment column 523, ensuring the stability of the suction cup assembly after adjusting the front and rear position, avoiding shaking during operation, and improving operation accuracy and safety.

[0133] The suction module includes a left suction module 5201 and a right suction module 5202, wherein the left suction module 5201 includes a left suction cup assembly, and the right suction module 5202 includes a right suction cup assembly 527, and the left suction cup assembly and the right suction cup assembly 527 are arranged to be spaced apart from each other on the left and right directions. The suction module in this embodiment includes at least two groups, one of which is the left suction module 5201, and the other is the right suction module 5202, wherein the left suction cup assembly and the right suction cup assembly 527 respectively included in the left suction module 5201 and the right suction module 5202 are respectively spaced apart from each other in the left and right directions, so that when the lifting drivers 522 of the left suction module and the right suction module are operated simultaneously, the left and right sides of the cardboard pages can be sucked in two different workstations to adapt to different processing positions.

[0134] The left-position suction module 5201 also includes a suction left and right adjustment frame bar 525, a suction left and right adjustment plate, a suction left and right adjustment pin, and a suction left and right adjustment nut. The suction left and right adjustment frame bar 525 is provided with a suction left and right adjustment groove 5251 arranged along the left and right direction. The suction left and right adjustment nut slides along the suction left and right adjustment groove 5251. The suction left and right adjustment pin passes through the suction left and right adjustment plate and is threadedly connected to the suction left and right adjustment nut. The suction left and right adjustment plate is fixedly connected to the suction connecting plate 528.

[0135] In the left position suction module 5201, components such as suction left and right adjustment frame strip 525, suction left and right adjustment plate, suction left and right adjustment nail, suction left and right adjustment nut are also added. These components together constitute a mechanism that is adjustable in the left and right directions. By adjusting the position of the suction left and right adjustment nut in the suction left and right adjustment groove 5251, and using the suction left and right adjustment nail and the suction left and right adjustment nut to threadedly connect to fix, the left and right position of the left suction cup assembly 526 can be accurately adjusted, and the position of the left suction cup can be kept fixed after adjustment. This structure enables the left suction cup assembly to flexibly adapt to cardboard books of different widths to adjust the distance between the left suction cup assembly and the right suction cup assembly 527, further improving the adaptability and flexibility of the suction operation.

[0136] In addition, the suction module is further divided into a left suction module 5201 and a right suction module 5202, which are respectively equipped with a left suction cup assembly and a right suction cup assembly 527, and are arranged on the left and right sides. This design not only increases the flexibility of the operation, but also can handle multiple targets at the same time, thereby improving work efficiency. For scenes that require precise positioning and simultaneous operation, the left and right suction modules 5202 can work together to achieve more complex operation tasks.

[0137] In this embodiment, the positioning and adsorption device 5 is used in conjunction with a punching machine, the left suction cup assembly of the left suction module is used to absorb the left side of the cardboard page, and the right suction cup assembly 527 of the right suction module is used to absorb the right side of the cardboard page.

[0138] When the positioning and adsorption device 5 is working, the left suction cup assembly of the left absorption module and the right suction cup assembly 527 of the right suction cup module are synchronously moved downward through the lifting driver 522 to the height at which the punch press places the cardboard page. At this time, the left suction cup assembly is located outside the punching area of ​​the punch press to absorb the cardboard page to be punched, and the right suction cup assembly 527 falls on the right side of the punching area to absorb the side of a punched cardboard page exposed in the punching area; then the transport driving mechanism 54 is actuated to drive the left suction cup assembly and the right suction cup assembly 527 to move forward, take out the punched cardboard page and send the cardboard page to be punched into the punching area, so as to realize the punching of the cardboard page in a cycle.

[0139] After the positioning adsorption device 5 transfers the unfolded cardboard page to the punching device 6, the punching device 6 punches the cardboard page. Ideally, the waste of the cardboard page is separated from the cardboard page. However, in actual processing, it is not easy for the waste of the cardboard page to be completely separated. Therefore, a waste clearing mechanism 7 is required to ensure that the waste is completely separated from the cardboard page.

[0140] Waste disposal institutions7, including:

[0141] A first support bar 711 is provided on the frame 1;

[0142] A second support bar 712 is provided on the frame 1, wherein a bracket groove is formed between the first support bar 711 and the second support bar 712;

[0143] A support bar 72 is detachably disposed in the bracket, the number of the support bars 72 is more than two, and a flushing interval 720 is formed between the support bars 72;

[0144] A waste removal driver 731 is provided on the frame 1;

[0145] The waste flushing head 732 is connected to the waste clearing driver 731 and is driven by the waste clearing driver 731 to move from the top toward the support bar 72 .

[0146] The waste clearing mechanism 7 of the present invention is equipped with a plurality of detachable support strips 72. By replacing the position of the support strips 72 in the bracket, it is possible to meet the waste clearing requirements of different cardboard waste paper positions, thereby improving the flexibility and application scope of the equipment. It is not easy to cause deformation to the cardboard pages during waste flushing, which is beneficial to ensuring the production quality of the cardboard pages.

[0147] In this embodiment, in order to support the paperboard page more stably, the first support bar 711 is in an "L" shape. The first support bar 711 is in an "L" shape, and the lateral part of the first support bar 711 can support the support bar 72, and at the same time can provide a support plane, so that each support bar 72 is kept at the same height, thereby ensuring that the top surface of each support bar 72 can fall on the same plane, and the paperboard page is supported more stably.

[0148] The second support bar 712 is in a "T" shape, the first support bar 711 and the second support bar 712 are arranged opposite to each other, and the bracket is in a "T" shape. The second support bar 712 is in a "T" shape, and the transverse part of the second support bar 712 can also support the support bar 72, which is conducive to ensuring that the support bar 72 can stably support the paperboard page.

[0149] In order to reliably fix the support bar 72, the frame 1 is provided with a waste removal locking hole, and the waste removal mechanism 7 further includes a waste removal fixing plate 74 and a waste removal fixing nail. The waste removal fixing plate 74 is provided with a through waste removal fixing hole 741, and the waste removal fixing nail passes through the waste removal fixing hole 741 and is threadedly connected with the waste removal locking hole to press the support bar 72 onto the first support bar 711 and the second support bar 712. The waste removal fixing nail locks the waste removal fixing plate 74 in the waste removal locking hole of the frame 1, and presses the support bar 72 into the bracket formed by the first support bar 711 and the second support bar 712 with the help of the waste removal fixing plate 74, so that the support bar 72 can be firmly fixed, and when the position of the support bar 72 needs to be adjusted, the locking state of the support bar 72 can be conveniently released.

[0150] In order to simplify the structure, a support bar fixing plate 7111 is further provided on the upper side of the first support bar 711, and the support bar fixing plate 7111 extends between the waste removal fixing plate 74 and the waste removal locking hole. A through support bar locking hole is provided on the support bar fixing plate 7111, and the waste removal fixing nail (not shown in the figure) passes through the waste removal fixing hole 741 and the support bar locking hole in sequence and is threadedly connected to the waste removal locking hole. In addition to playing the role of pressing the support bar 72 to fix it through the waste removal fixing plate 74, the waste removal fixing nail can also lock the first support bar 711 on the frame 1 through the waste removal fixing plate 74, thereby simplifying the overall structure.

[0151] In order to enable the waste cleaning mechanism 7 to adapt to different waste flushing positions for adjustment, the waste cleaning mechanism 7 also includes a punch connecting strip 733, on which a punch adjustment groove 7330 is provided along the front-to-back direction, and the waste flushing head 732 slides along the punch adjustment groove 7330 and is detachably locked on the punch adjustment groove 7330.

[0152] A retaining bar 7331 is provided at the notch of the punch adjustment slot 7330, and a punch locking nut (not shown in the figure) is provided in the punch adjustment slot 7330. The retaining bar 7331 restricts the punch locking nut from coming out of the notch of the punch adjustment slot 7330. The waste clearing mechanism 7 also includes a punch locking pin. A waste flushing through hole 7321 is provided on the waste flushing head 732. The punch locking pin passes through the waste flushing through hole 7321 and is threadedly connected with the punch locking nut to lock the waste flushing head 732 on the punch connecting bar 733. By sliding the punch locking nut to different positions of the punch adjustment slot 7330, the waste flushing head 732 can be locked at different positions. The use of this structure can conveniently lock and adjust the position of the waste flushing head 732.

[0153] In order to further improve the position adaptability of the waste cleaning head 732, the waste cleaning mechanism 7 also includes a waste cleaning left and right adjustment rod 734 and a waste cleaning left and right adjustment shaft clamp 735. The waste cleaning left and right adjustment rod 734 is arranged on the frame 1, and the waste cleaning driver 731 is detachably fixed on the waste cleaning left and right adjustment rod 734 through the waste cleaning left and right adjustment shaft clamp 735.

[0154] When using the waste flushing mechanism, first adjust the position of the support plates so that the waste flushing spacing 720 between the support plates corresponds to the position of the waste on the cardboard page, and then adjust the position of the waste flushing head 732 to be consistent with the position of the waste on the cardboard page, ensuring that the waste cleaning mechanism 7 can accurately align with the target waste, and then the waste cleaning driver 731 drives the waste flushing head 732 to move toward the waste, completing the waste flushing action and ensuring that the waste on the cardboard page is separated from the cardboard page.

[0155] After flushing the cardboard pages to ensure that the waste materials have left the cardboard pages, the cardboard pages need to be folded again by the hinge mechanism 8.

[0156] The hinge mechanism 8 comprises:

[0157] A support plate 85 is provided on the frame 1;

[0158] The hinge suction belt 81 is located beside the supporting plate 85, and the hinge suction belt 81 is arranged on the frame 1;

[0159] The folding guide rod 82 is arranged on the frame 1, and the front end of the folding guide rod 82 extends to the bottom of the supporting plate 85, and the rear end extends obliquely upward.

[0160] The hinge mechanism 8 drives the cardboard page forward by sucking the non-folding side of the cardboard page through the hinge suction belt 81, and the folding side of the cardboard page is guided by the folding guide rod 82 to be folded again. This structure simply realizes the refolding of the cardboard page.

[0161] In order to enable the folding guide rod 82 to adapt to different positions, the hinge mechanism 8 also includes a guide rod adjustment component. The folding guide rod 82 is connected to the frame 1 through the guide rod adjustment component. The guide rod adjustment component is used to adjust the position of the folding guide rod 82.

[0162] Furthermore, the guide rod adjustment assembly includes a guide rod height adjustment rod 831 and a guide rod height adjustment block 832. The guide rod height adjustment rod 831 is arranged on the frame 1, and the guide rod height adjustment rod 831 is arranged in the up-down direction. The guide rod height adjustment block 832 slides along the guide rod height adjustment rod 831, and the guide rod height adjustment block 832 can be locked at any sliding position. The folding guide rod 82 is arranged on the guide rod height adjustment block 832. Therefore, by sliding the guide rod height adjustment block 832 along the guide rod height adjustment rod 831 and locking it at different height positions, the height position of the folding guide rod 82 in a fixed state can be changed.

[0163] The guide rod adjustment assembly further includes a guide rod horizontal adjustment rod 833 and a guide rod horizontal adjustment block 834. The guide rod horizontal adjustment rod 833 is arranged in the left-right direction. The guide rod horizontal adjustment block 834 is connected to the guide rod height adjustment block 832 through the guide rod horizontal adjustment rod 833. The guide rod horizontal adjustment block 834 slides along the guide rod horizontal adjustment rod 833, and the guide rod horizontal adjustment block 834 can be locked at any sliding position. The folding guide rod 82 is arranged on the guide rod horizontal adjustment block 834. Therefore, by sliding the guide rod horizontal adjustment block 834 along the guide rod horizontal rod and locking it at different horizontal positions, the horizontal position of the folding guide rod 82 in a fixed state can be changed.

[0164] In this embodiment, the guide rod height adjustment block 832 is a shaft clamp, and the guide rod height adjustment block 832 is detachably locked on the guide rod height adjustment rod 831 by screws or bolts. The guide rod horizontal adjustment block 834 is provided with a guide rod horizontal adjustment locking block 8341, and the guide rod horizontal adjustment locking hole is connected to the guide rod horizontal adjustment rod 833. A guide rod horizontal adjustment locking nail is threadedly connected at the guide rod horizontal adjustment locking block 8341, so as to realize the detachable locking of the guide rod horizontal adjustment block 834, and realize that the guide rod horizontal adjustment block 834 can be locked at any sliding position.

[0165] The guide rod adjustment assembly also includes a guide rod horizontal rotation block 835, a guide rod horizontal rotation hole is provided at the lower side of the guide rod horizontal adjustment block 834, the upper part of the guide rod horizontal rotation block 835 extends into the guide rod horizontal rotation hole and is rotatably connected to the guide rod horizontal rotation hole, the guide rod horizontal rotation block 835 can be locked at any rotation position, and the folding guide rod 82 is arranged on the guide rod horizontal rotation block 835. Therefore, by rotating the guide rod horizontal rotation block 835 and locking the guide rod horizontal rotation block 835, the left and right extension direction of the folding guide rod 82 in a fixed state can be changed to adapt to different installation positions. In this embodiment, the guide rod horizontal rotation block 835 is detachably fixed to the guide rod horizontal adjustment block 834 by screws passing through the guide rod horizontal adjustment block 834.

[0166] The guide rod adjustment assembly further includes a guide rod swing angle adjustment member 836, which is rotatably connected to the lower portion of the guide rod translation block 835, and the folding guide rod 82 is arranged on the guide rod swing angle adjustment member 836, and the guide rod swing angle adjustment member 836 is used to drive the folding guide rod 82 to swing up and down. The angle of the up and down swing of the folding guide rod 82 affects the folding speed and installation position of the folding guide rod 82, and the swing direction of the folding guide rod 82 in a fixed state can be changed by swinging the guide rod swing angle adjustment member 836 up and down and locking it on the guide rod translation block 835.

[0167] The guide rod swing angle adjusting member 836 is provided with a guide rod sliding hole and a guide rod locking hole 8361, the guide rod locking hole 8361 is communicated with the guide rod sliding hole, the folding guide rod 82 slides along the guide rod sliding hole, the guide rod locking hole 8361 is provided with a guide rod axis shift locking nail, the guide rod axis shift locking nail is threadedly connected with the guide rod locking hole 8361 to lock the folding guide rod 82 on the guide rod sliding hole. Sliding the folding guide rod 82 along the guide rod sliding hole can change the extension length of the folding guide rod 82 to adapt to different installation positions. After the adjustment is completed, the folding guide rod 82 is detachably locked to the guide rod swing angle adjusting member 836 by the guide rod axis shift locking nail.

[0168] In summary, the guide rod adjustment assembly achieves the function of adjusting the position of the folding guide rod 82 to adapt to different installation positions with a simple structure.

[0169] The lower end of the folding guide rod 82 is provided with a guide rod fixing plate 821, the frame 1 is provided with a guide rod locking slot 841, the guide rod locking slot 841 is provided with a guide rod locking opening on the side facing the folding guide rod 82, the guide rod locking opening is provided with a guide rod locking stop bar 84117331, a guide rod locking nut is slidably connected in the guide rod locking slot 841, a guide rod fixing through hole is provided on the guide rod fixing plate 821, a guide rod fixing screw is provided at the guide rod fixing through hole, and the guide rod fixing screw passes through the guide rod fixing through hole and is threadedly connected to the guide rod fixing nut. Thus, by sliding the guide rod fixing nut to different positions, the position of the guide rod fixing nut can be changed by adapting the guide rod fixing plate 821.

[0170] The hinge mechanism 8 further includes a hinge pressing wheel 861, which is located on the upper side of the hinge suction belt 81 and is rotatably arranged on the frame 1. By configuring the hinge pressing wheel 861, the non-folding side of the cardboard page can be pressed by the hinge pressing wheel 861 in addition to being adsorbed by the hinge suction belt 81, so as to better ensure that the non-folding side of the cardboard page is in close contact with the hinge suction belt 81, and better ensure the transportation of the cardboard page.

[0171] So far, the operations of automatically outputting a single cardboard page, automatically opening the page, automatically positioning and punching, automatically clearing waste, and automatically closing the cardboard page have been completed, which reduces manual participation and improves efficiency. After completing the above cardboard page processing, in order to conveniently stack the cardboard pages, the cardboard book punching processing production line is also equipped with a rotating U-turn device 9 to reverse the cardboard page so that the spine (fold mark) of the cardboard page faces backward.

[0172] The rotating U-turn device 9 comprises:

[0173] U-turn lift 91;

[0174] U-turn rotation drive 92;

[0175] An upper reversing plate 93, arranged on the frame 1;

[0176] The lower reversing plate 94 is driven by the U-turn rotation driver 92 and the U-turn lifter 91 to move and rotate toward the upper reversing plate 93;

[0177] A driving roller 951, located beside the lower reversing plate 94;

[0178] The driving wheel 952 is drivingly connected to the driving roller 951 , and the driving wheel 952 is rotatably disposed on the frame 1 .

[0179] The rotating U-turn device 9 has a driving roller 951 driven by a driving wheel 952, which fills the gap between the conveyor belts formed by the lower reversing plate 94. The driving roller 951 provides assistance to the cardboard pages, thereby improving the power of cardboard page transportation and ensuring the accuracy of cardboard page transportation.

[0180] In this embodiment, the U-turn lifter 91 is arranged on the frame 1, and the frame 1 is also provided with a U-turn lift slide 521, and a U-turn lift rail 911 is slidably connected to the U-turn lift slide 521, and the U-turn lift rail 911 is connected to the U-turn rotation driver 92. The U-turn lifter 91 supports the U-turn rotation driver 92, and the U-turn rotation driver 92 can be supported by the U-turn lift slider 912 and the U-turn lift rail 911, so as to improve the accuracy of the lifting action of the U-turn lifter 91.

[0181] In this embodiment, the U-turn lifter 91 is arranged on the frame 1, and the U-turn lifter 91 is connected to the U-turn rotary driver 92, and the U-turn rotary driver 92 drives the lower reversing plate 94 to rotate. During operation, the cardboard page is lifted by the lower reversing plate 94, and the lower reversing plate 94 and the upper reversing plate 93 clamp the cardboard page, and then the lower reversing plate 94 is rotated to complete the reversal of the cardboard page. In this embodiment, the cardboard page rotates at an angle of 90 degrees, and the spine of the cardboard page faces forward after the rotation.

[0182] The rotating U-turn device 9 also includes a U-turn lifting sensor 96, which is arranged on the frame 1 and is used to identify the lifting distance of the U-turn lifter 91. After the U-turn lifting sensor 96 is configured, it can be timely identified whether the U-turn lifter 91 has driven the lower reversing plate 94 to rise to the position. It can be understood that the U-turn lifting sensor 96 is connected to the U-turn lifter 91 and the U-turn rotation driver 92 through the controller. After the U-turn lifting sensor 96 obtains that the output end of the U-turn lifter 91 has driven the U-turn rotation driver 92 to rise to the position, the U-turn lifting sensor 96 feedbacks the signal value of the U-turn lifter 91 to stop the action, and starts the U-turn rotation driver 92 to start rotating the lower reversing plate 94, completing the cardboard page turning process.

[0183] Furthermore, in order to adapt to cardboard pages of different thicknesses, the rotating U-turn device 9 also includes an upper frame plate 971, an upper plate height adjustment nut 972, and an upper plate shaft 973. The upper frame plate 971 is provided with a through upper plate lifting hole, the upper plate shaft 973 slides along the upper plate lifting hole, the upper plate height adjustment nut 972 is placed on the upper frame plate 971, and the upper plate shaft 973 is threadedly connected to the upper plate height adjustment nut 972. The upper plate height adjustment nut 972 is threadedly connected to the upper plate shaft 973, and the upper plate height adjustment nut 972 plays a role in determining the height of the upper reversing plate 93 and adjusting the height of the upper reversing plate 93. The upper plate height adjustment nut 972 is placed on the upper frame plate 971 but is not fixedly connected to the upper frame plate 971. When the upper reversing plate 93 rotates, the upper plate shaft 973 can rotate together with the upper plate height adjustment nut 972 to change the height of the upper reversing plate 93.

[0184] In order to reduce the torque transmitted from the upper reversing plate 93 to the upper plate shaft 973, the upper reversing plate 93 is rotatably connected to the upper plate shaft 973. In this embodiment, the upper reversing plate 93 and the upper plate shaft 973 are rotatably connected via a bearing. The rotation of the upper reversing plate 93 can reduce the torque transmitted to the upper plate shaft 973, and reduce the situation where the height position of the upper reversing plate 93 changes due to the relative rotation of the upper plate shaft 973 and the upper plate height adjustment nut 972.

[0185] Further, in order to reduce the resistance when the upper plate height adjustment nut 972 rotates, a pressure bearing 991 is provided between the upper plate height adjustment nut 972 and the upper frame plate 971. The bearing design of the upper plate height adjustment nut 972 effectively reduces the resistance between the upper plate height adjustment nut 972 and the upper frame plate 971.

[0186] In order to conveniently adjust the height of the upper reversing plate 93, the rotating U-turn device 9 also includes a first height adjustment hand wheel 974 and a second height adjustment hand wheel 975. The first height adjustment hand wheel 974 is in transmission connection with the upper plate shaft 973, and the second height adjustment hand wheel 975 is in transmission connection with the upper plate height adjustment nut 972. When the height of the upper reversing plate 93 needs to be adjusted, the U-turn height adjustment nut is locked by the second height adjustment hand wheel 975, and the spring rotates the upper plate shaft 973 through the first height adjustment hand wheel 974, so that the height position of the upper reversing plate 93 can be changed. This structure can conveniently realize the height adjustment of the upper reversing plate 93.

[0187] In order to improve the conveying power of the cardboard sheets, the number of the driving rollers 951 is more than two, the number of the driving wheels 952 is the same as the driving rollers 951, and the driving wheels 952 are connected through a transmission mechanism.

[0188] In order to reliably drive the driving roller 951, the transmission mechanism is a gear mechanism, which includes a bridge gear 98. The driving wheels 952 are gears, and each driving wheel 952 is connected by the bridge gear 98. In this embodiment, the power of the driving wheel 952 is provided by the conveying motor of the conveying line.

[0189] The preferred embodiments of the present invention are described in detail above, but the present disclosure is not limited to the embodiments. Those skilled in the art may make various equivalent modifications or substitutions without violating the spirit of the present invention. These equivalent modifications or substitutions are all included in the scope defined by the claims of the present disclosure.

Claims

1. Cardboard book punching production line, characterized by: include: A frame (1), wherein the frame (1) is provided with a paper discharging device (2), a page opening mechanism (3), a first aligning mechanism (4), a positioning and adsorption device (5), a punching device (6), a waste removal mechanism (7), and a hinge mechanism (8) in sequence from front to back; The paper discharging device (2) is used for stacking folded paperboard pages and discharging a single paperboard page; The page opening mechanism (3) is used to open the folded paperboard pages and drive the paperboard pages to move toward the punching device (6); The first alignment mechanism (4) is used to position the paperboard sheet before it enters the punching device (6); The positioning adsorption device (5) is used to send the positioned cardboard sheet into the punching device (6), and at the same time send the punched cardboard sheet out of the punching device (6); The punching device (6) is used to punch out paperboard pages; The waste cleaning mechanism (7) is used to clean the punched area of ​​the paperboard sheet; The hinge mechanism (8) is used to refold the paperboard pages.

2. The cardboard book punching production line according to claim 1, characterized in that: The paper discharging device (2) comprises: A stacking trough, arranged on the frame (1) and used for stacking paperboard sheets; A paper delivery belt, located below the stacking trough, for delivering paperboard sheets at the bottom of the stacking trough; A paper limiting knife, arranged on the frame (1), used to limit the paper delivery belt to only deliver a single paperboard page at a time; A lower belt assembly (21), comprising a lower paper clamping belt (211) that swings up and down; An upper belt assembly (22) comprises an upper paper clamping belt (221) that swings up and down, and a clamping gap for clamping paperboard pages is formed between the lower paper clamping belt (211) and the upper paper clamping belt (221); A fixed angle component (23), wherein the fixed angle component (23) is used to adjust and lock the swing angles of the lower paper clamping belt (211) and the upper paper clamping belt (221).

3. The cardboard book punching production line according to claim 2, characterized in that: The lower belt assembly (21) comprises a lower belt connecting arm (212), a first lower rotating shaft (213), and a second lower rotating shaft (214); one end of the lower belt connecting arm (212) is hinged to the frame (1), and the other end is connected to the second lower rotating shaft (214); the first lower rotating shaft (213) is rotatably arranged on the frame (1), and two sides of the lower paper clamping belt (211) are wrapped around the first lower rotating shaft (213) and the second lower rotating shaft (214); The upper belt assembly (22) comprises a first upper rotating shaft (222) and a second upper rotating shaft (223); the first upper rotating shaft (222) is arranged on the frame (1); the second upper rotating shaft (223) is arranged on the lower belt connecting arm (212); and both sides of the lower paper clamping belt (211) are wrapped around the first lower rotating shaft (213) and the second lower rotating shaft (214).

4. The cardboard book punching production line according to claim 1, characterized in that: The page opening mechanism (3) comprises: A suction-opening component comprises a suction-opening linear driver (311) and a suction-opening suction cup (312), wherein the suction-opening linear driver (311) is arranged on the frame (1), and the suction-opening linear driver (311) drives the suction-opening suction cup (312) to move up and down; A page-opening assembly comprises a page-opening linear drive (321) and a page-opening oblique rod (322), wherein the page-opening linear drive (321) is arranged on the frame (1), and the page-opening linear drive (321) drives the page-opening oblique rod (322) to move horizontally so as to extend into the opened paperboard page; The page-opening suction conveyor belt (33) is located below the suction cup (312). The page-opening suction conveyor belt (33) is arranged on the frame (1). The page-opening suction conveyor belt (33) is used to drive the paperboard pages to move along the page-opening inclined rod (322).

5. The paperboard book punching production line according to claim 1, characterized in that: The positioning adsorption device (5) comprises: A suction slide rail (51) is arranged on the frame (1); A suction module comprises a slide seat (521), a lifting driver (522), and a suction cup assembly, wherein the slide seat (521) slides along the suction slide rail (51), the lifting driver (522) is arranged on the slide seat (521), and the lifting driver (522) drives the suction cup assembly to rise and fall, and the number of the suction modules is more than two groups; A linkage assembly (53) for drivingly connecting each group of the suction modules; The transport drive mechanism (54) is used to drive the slide seat (521) to slide along the suction slide rail (51).

6. The cardboard book punching production line according to claim 1, characterized in that: The waste removal mechanism (7) comprises: A first support bar (711) is provided on the frame (1); A second support bar (712) is provided on the frame (1), wherein a bracket groove is formed between the first support bar (711) and the second support bar (712); A support bar (72) is detachably arranged in the bracket, the number of the support bars (72) is more than two, and a flushing space (720) is formed between the support bars (72); A waste removal driver (731) is arranged on the frame (1); The waste flushing head (732) is connected to the waste clearing driver (731) and is driven by the waste clearing driver (731) to move from the top toward the support bar (72).

7. The cardboard book punching production line according to claim 6, characterized in that: The first support bar (711) is in an "L" shape, the second support bar (712) is in a "T" shape, the first support bar (711) and the second support bar (712) are arranged opposite to each other, the bracket is in a "T" shape, the frame (1) is provided with a waste removal lock hole, the waste removal mechanism (7) also includes a waste removal fixing plate (74) and a waste removal fixing nail, the waste removal fixing plate (74) is provided with a through waste removal fixing hole (741), the waste removal fixing nail passes through the waste removal fixing hole (741) and is threadedly connected to the waste removal lock hole, so as to press the support bar (72) onto the first support bar (711) and the second support bar (712).

8. The paperboard book punching production line according to claim 1, characterized in that: The hinge mechanism (8) comprises: A support plate (85) is arranged on the frame (1); A hinge suction belt (81) is located beside the leaf support plate (85), and the hinge suction belt (81) is arranged on the frame (1); A folding guide rod (82) is arranged on the frame (1), the front end of the folding guide rod (82) extending to the bottom of the supporting plate (85), and the rear end extending obliquely upward.

9. The cardboard book punching production line according to claim 1, characterized in that: The frame (1) is also provided with a rotating U-turn device (9), which is located downstream of the hinge mechanism (8) and is used to reverse the direction of the refolded paperboard pages.

10. The cardboard book punching production line according to claim 9, characterized in that: The rotating U-turn device (9) also includes an upper frame plate (971), an upper plate height adjustment nut (972), and an upper plate shaft (973); the upper frame plate (971) is provided with a through upper plate lifting hole; the upper plate shaft (973) slides along the upper plate lifting hole; the upper plate height adjustment nut (972) is placed on the upper frame plate (971); and the upper plate shaft (973) is threadedly connected to the upper plate height adjustment nut (972).

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