CN112918147B

CN112918147B - Digital printing binding machine

Info

Publication number: CN112918147B
Application number: CN202110188920.0A
Authority: CN
Inventors: 李丽娜
Original assignee: Shandong Runsheng Printing Co ltd
Current assignee: Shandong Runsheng Printing Co ltd
Priority date: 2021-02-18
Filing date: 2021-02-18
Publication date: 2022-07-01
Anticipated expiration: 2041-02-18
Also published as: CN112918147A

Abstract

The invention discloses a digital printing binding machine, which comprises a machine base, a movable assembly, a drilling device, a collecting assembly, a cushion layer assembly, a repairing device and a binder, wherein the movable assembly is arranged on the machine base; the machine base is provided with a collecting groove, a vertical groove, a bottom cavity and a mounting seat; the top surface of the bottom cavity is provided with a T-shaped groove; the cushion layer assembly comprises a slip sheet, a flexible cushion layer, a jogging gear and a rack block; the rack block comprises a second rack, a slope, a sliding column and an elastic rope; a T-shaped block is arranged at the top of the first rack; according to the invention, the existing binding machine for binding is improved, and the second rack is meshed with the inching gear and rotates after binding is completed each time, so that the flexible cushion layer rotates, the contact positions of the drilling device and the flexible cushion layer are different during binding each time, the abrasion of the flexible cushion layer and a tool for drilling is reduced, meanwhile, the maintenance device is arranged, the tool for drilling can be automatically polished, manual operation is reduced, and the working efficiency is improved.

Description

Digital printing binding machine

Technical Field

The invention belongs to the field of digital printing, and particularly relates to a digital printing binding machine.

Background

The binding machine is a mechanical device for fixing paper, plastic, leather and the like through binding needles or hot melt adhesives, and at present, the commonly used binding devices include a hot-melt binding machine, a comb-type rubber ring binding machine, an iron ring binding machine, a binding strip binding machine, a financial binding machine and the like, wherein the binding strip binding machine is most widely applied and mainly used for binding drawings, test papers and book paper.

When the existing binding machine for binding strips is used, a cushion block needs to be arranged at the bottom of a binding object, so that a cutter is prevented from being damaged due to direct contact with the metal surface of the binding machine when drilling, but one area of the cushion block is also damaged due to long-term contact with the cutter, and therefore the cushion block needs to be replaced frequently; the drilling tool used by the binding machine is a hollow cutter, a large amount of bound fragments can be gathered in the drilling tool, and the drilling tool also needs to be frequently processed; the conventional cushion block replacement, the conventional hollow cutter internal debris treatment and the conventional knife sharpening are all completed manually, on one hand, the cutter needs to be frequently disassembled, the fatigue strength of the fixing piece is easily reduced to damage, and the manual knife sharpening effect is difficult to control, so that the cutter is easily damaged.

Disclosure of Invention

The invention provides a digital printing binding machine which is convenient to use and reduces the maintenance times in order to overcome the defects of the prior art.

In order to achieve the purpose, the invention adopts the following technical scheme: a digital printing binding machine comprises a machine base, a housing fixed on the machine base, a movable assembly and a drilling device positioned in the housing, a collecting assembly positioned below the side of the drilling device, a cushion assembly arranged in the machine base and positioned below the drilling device, a repairing device positioned below the cushion assembly, and a binder fixed on the machine base and positioned at one side of the drilling device; a collecting tank is arranged on the side surface of the machine base; a first chute is arranged on the collecting tank; two vertical grooves are respectively arranged on two sides of the collecting groove; the bottoms of the two vertical grooves are communicated with a bottom cavity; the top surface of the bottom cavity is provided with a T-shaped groove; a mounting seat is arranged on one side of the bottom cavity, which is close to the cushion layer assembly; the machine base is provided with a middle hole; the machine base is connected with a clamp; a plurality of notches are formed in the position, where the repairing device is installed, of the machine base; the cushion layer assembly comprises a sliding sheet which is connected in the mounting seat in a sliding manner, a flexible cushion layer which is fixed on the sliding sheet, a jog gear which is arranged between the sliding sheet and the flexible cushion layer, a rack block which is positioned on one side of the jog gear and is connected with the bottom cavity in a sliding manner, a first rack which is positioned on the side of the rack block far away from the jog gear, a first gear which is meshed with the first rack, a first bevel gear which is coaxially connected with the first gear, a second bevel gear which is meshed with the first bevel gear, and a second gear which is coaxially connected with the second bevel gear; the rack block comprises a second rack positioned on one side of the inching gear, a slope arranged on the back of the second rack, a sliding column arranged on the back of the second rack and penetrating the first rack, and an elastic rope fixed on the first rack and the bottom cavity; a T-shaped block is arranged at the top of the first rack; a one-way bearing is arranged between the first gear and a shaft section for connecting the first gear and the first bevel gear; the T-shaped block is embedded into the T-shaped groove; the rack block is connected with the first rack in a sliding mode through a sliding column; the slope is positioned right below the vertical groove; the second gear is rotatably connected to the side wall of the bottom cavity; the vertical and collection troughs are used to mount a collection assembly.

In the invention, the structure of the binding part of the binding device is the same as that of the existing binding machine, and the binding device is used for filling the binding into the hole punched by the drilling device and completing binding; the clamping is the same as the existing clamping and is used for pressing the binding object to keep the binding object stable when the drilling device drills the hole on the binding object; when the flexible cushion layer drilling machine works, the movable assembly provides power to enable the drilling device to move downwards, the binding object is clamped and clamped in the process, the drilling device moves downwards until the bottom of the drilling device is contacted with the flexible cushion layer, a small hole is formed in the corresponding position of the binding object, then the drilling device moves upwards, the drilling device is matched with the collecting assembly to rotate through the second gear, the second bevel gear, the first bevel gear and the first gear are driven to rotate, meanwhile, the slope is matched with the collecting assembly to enable the second rack to be meshed with the inching gear, the first gear drives the first rack to move transversely, the first rack moves transversely under the pushing of the sliding column, the inching gear rotates by a certain angle, and finally the flexible cushion layer rotates; the flexible cushion layer and the drilling device are arranged eccentrically, and the drilling device contacts different regions of the flexible cushion layer when the flexible cushion layer is drilled next time by rotating the flexible cushion layer, so that the condition that the abrasion in one region of the flexible cushion layer is too heavy is avoided, and the flexible cushion layer can be fully used; when the second rack moves to the end of the stroke, the second rack resets under the action of the tensile force of the elastic rope, and the second rack is separated from the inching gear during resetting, so that the flexible cushion layer is prevented from returning to the original position; in the process of moving the drilling device upwards, through the matching of the base and the drilling device, the bound object scraps in the cutter for drilling can be pushed out and collected by the collecting assembly, so that the effect of processing residual impurities is achieved; after binding for many times, the cutter for drilling can be automatically sharpened through the arranged repairing device; according to the invention, the existing binding machine for binding strips is improved, so that the abrasion of the flexible cushion layer and the cutter for drilling is reduced, meanwhile, the repairing device is arranged, the cutter for drilling can be automatically polished, the collecting device can collect impurities generated by processing, the manual operation is reduced, the working efficiency is effectively improved, and the operation is simple, convenient and effective.

The repairing device comprises a first motor, a third bevel gear, a fourth bevel gear, a third rack, a partial gear and a knife sharpening assembly, wherein the first motor is installed on the base, the third bevel gear is connected with an electric spindle of the first motor, the fourth bevel gear is meshed with the third bevel gear, the third gear is positioned above the fourth bevel gear and coaxially connected with the fourth bevel gear, the third rack is rotatably connected to the bottom of the sliding sheet and meshed with the third gear, the partial gear is positioned below the fourth bevel gear and coaxially connected with the fourth bevel gear, and the knife sharpening assembly is positioned on one side of the partial gear; the knife sharpening assembly comprises a gear piece connected with a part of the gear, a knife holder connected above the gear piece, a plurality of clamping blocks positioned in the knife holder and a grinding tool positioned among the clamping blocks; the tool apron is provided with a connecting column and a second sliding chute; the clamping block comprises a clamping plate, a spring fixed on the clamping plate and an inserting piece arranged at the bottom of the clamping plate; the clamping block is connected with the tool apron in a sliding manner through the inserting piece; one end of the spring is abutted against the notch; the tool apron is connected with the gear piece through a connecting column.

When a cutter for drilling needs to be repaired, the first motor is started to enable the third bevel gear to rotate, the fourth bevel gear, the third gear and part of gears are driven to rotate, the third gear is meshed with the third rack, the sliding sheet and the elastic cushion layer are driven to transversely move, and the sliding sheet does not block movement because the second rack is separated from the inching gear; the sliding of the sliding sheet enables a grinding tool originally positioned below the sliding sheet to be opposite to the drilling device, then a part of gears are meshed with the gear sheet, the gear sheet rotates to drive the connecting column to move upwards until the part of gears are separated from the gear sheet, the drilling device moves downwards in the process and is in contact with the grinding tool which moves upwards to finish grinding of a cutter for drilling, then the first motor rotates reversely, and each part of the grinding tool assembly correspondingly resets; the grinding tool is in the prior art, the upper part of the grinding tool has a grinding effect, the cross section of the lower part of the grinding tool is square, and the grinding tool is kept stable in a tool apron in the grinding process through clamping of clamping plates, so that the grinding effect is ensured.

The drilling device comprises a rotating shaft, a pull rod fixed in the rotating shaft, a push cylinder with the top contacting with the pull rod, a square hole piece fixed at the top of the push cylinder and positioned between the pull rod and the push cylinder, a hollow drill clamp fixed at the bottom of the rotating shaft, a hollow drill fixed in the hollow drill clamp, and a plurality of clamping block groups arranged around the rotating shaft; the rotating shaft is provided with a middle sliding chute, two side sliding chutes and a ring piece; the clamping block group comprises a first clamping block inserted in the middle sliding groove and second clamping blocks inserted in the sliding grooves on the two sides; the second fixture block penetrates through the first fixture block; the middle sliding groove is communicated with the sliding grooves on the two sides; the rotating shaft penetrates through the middle hole; the fixture block group is positioned below the middle hole; the ring piece is positioned below the movable assembly.

When drilling, the movable assembly drives the rotating shaft to rotate and move downwards, the hollow drill contacts the binding object and drills a binding hole on the binding object, and the binding object scraps are accumulated inside the hollow drill; accomplish the pivot and shift up after drilling, when the first fixture block of bottom surface contact in centre hole, prevent first fixture block to shift up and make first fixture block extrusion pusher, the relative core drill of pusher shifts down, insert in the core drill and extrude the piece, accomplish the clearance, the first fixture block of in-process slides along middle spout, the second fixture block slides along both sides spout, because first fixture block and second fixture block cross section all are squarely, first fixture block can not overturn, thereby guaranteed that first fixture block keeps off all the time at the pusher top, ensure that the clearance work normally goes on.

The movable assembly comprises a movable plate positioned at the top of the ring piece, a second motor fixed at the bottom of the movable plate, a driving gear positioned at the top of the movable plate and connected with a main shaft of the second motor, a driving gear and a hollow gear which are respectively engaged with the driving gear, a screw rod fixed on the base and inserted on the hollow gear, and a guide pillar fixed on the base and inserted on the movable plate; the driving gear is arranged at the top of the rotating shaft; and a one-way bearing is arranged between the rotating shaft and the driving gear.

When the second motor rotates forwards, the driving gear drives the driving gear and the hollow gear to rotate, the driving gear drives the rotating shaft to rotate, and the hollow gear moves downwards along the spiral rod when rotating, so that the movable plate and the rotating shaft are driven to move downwards, and the guide pillar limits the moving direction of the movable plate during the downward movement, so that the movable plate is kept stable; the one-way bearing is arranged between the driving gear and the rotating shaft, so that the rotating shaft does not rotate and moves upwards along with the movable plate to reset when the second motor rotates reversely, friction force generated when the first clamping block is contacted with the bottom surface of the middle hole is reduced, overheating abrasion of the first clamping block is avoided, and normal operation of equipment is guaranteed.

The collecting assembly comprises a plurality of long rods fixed on the movable plate, a fourth rack arranged at the bottom of each long rod, a fourth gear meshed with the fourth rack, a toothed block coaxially arranged with the fourth gear, and a collecting box positioned below the toothed block; a tooth-shaped strip is arranged at the top of the collecting box; sliding strips are arranged on two sides of the collecting box; the fourth rack and the fourth gear are positioned in the vertical groove; the tooth-shaped block is meshed with the tooth-shaped strip; the tooth-shaped block and the collecting box are positioned in the collecting tank; the sliding strip is embedded into the first sliding groove; the second gear is located right below the fourth gear.

When the rotating shaft moves upwards, the fourth rack is meshed with the fourth gear to drive the tooth-shaped block to rotate, and the collection box moves to the lower part of the hollow drill through the meshing of the tooth-shaped block and the tooth-shaped block so as to collect the chips pushed out by the push cylinder; the interior of the collecting box inclines, when the rotating shaft moves upwards, the collecting box moves reversely until one end of the collecting box extends out of the back surface of the machine base, so that workers can take out the scraps in the collecting box; and the fourth rack is also meshed with the second gear when moving into the bottom cavity so as to drive the flexible cushion layer to rotate and drive the cushion layer assembly to reset when the second motor rotates reversely.

In summary, the invention has the following advantages: according to the invention, the existing binding machine for binding strips is improved, so that the abrasion of the flexible cushion layer and the cutter for drilling is reduced, meanwhile, the repairing device is arranged, the cutter for drilling can be automatically polished, the collecting device can collect impurities generated by processing, the manual operation is reduced, the working efficiency is effectively improved, and the operation is simple, convenient and effective.

Drawings

Fig. 1 is a left side view of the present invention.

Fig. 2 is an isometric cross-sectional view taken along line a-a of fig. 1.

Fig. 3 is a schematic structural view of the repairing device in fig. 2.

Fig. 4 is an exploded view of the repair assembly of fig. 3.

Fig. 5 is a schematic structural view of the cushion assembly of fig. 2.

Fig. 6 is a left side view of the housing lower structure of fig. 2.

Fig. 7 is an isometric cross-sectional view taken along line B-B of fig. 6.

Fig. 8 is an isometric cross-sectional view taken along line C-C of fig. 6.

Fig. 9 is a partially enlarged view of portion F in fig. 8.

Figure 10 is an isometric cross-sectional view of figure 6 taken along line D-D.

Fig. 11 is a schematic view of the interior of the housing of fig. 2.

Fig. 12 is an exploded view of fig. 11 with the clamping and drilling apparatus hidden.

Fig. 13 is an exploded view of the drilling apparatus of fig. 2.

Fig. 14 is a left side view of the drilling apparatus of fig. 2.

Figure 15 is an isometric cross-sectional view of figure 14 taken along line E-E.

Detailed Description

In order to make the technical solutions of the present invention better understood, 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.

As shown in fig. 1-15, a digital printing bookbinding machine comprises a machine base 1, a housing 2 fixed on the machine base, a movable assembly 3 and a drilling device 4 positioned in the housing, a collecting assembly 5 positioned below the drilling device, a cushion assembly 6 installed in the machine base and positioned below the drilling device, a repairing device 7 positioned below the cushion assembly, and a bookbinding device 8 fixed on the machine base and positioned at one side of the drilling device; a collecting tank 11 is arranged on the side surface of the machine base; a first chute 12 is arranged on the collecting tank; two vertical grooves 13 are respectively arranged at two sides of the collecting groove; the bottoms of the two vertical grooves are communicated with a bottom cavity 14; the top surface of the bottom cavity is provided with a T-shaped groove 15; a mounting seat 16 is arranged on one side of the bottom cavity close to the cushion layer assembly; the machine base is provided with a middle hole 19; the machine base is connected with a clamp 17; a plurality of grooves 18 are formed in the machine base at the position where the repairing device is installed; the cushion layer assembly comprises a sliding sheet 61 connected in the mounting seat in a sliding manner, a flexible cushion layer 62 fixed on the sliding sheet, a jog gear 63 arranged between the sliding sheet and the flexible cushion layer, a rack block 64 positioned on one side of the jog gear and connected with the bottom cavity in a sliding manner, a first rack 65 positioned on the side of the rack block far away from the jog gear, a first gear 66 meshed with the first rack, a first bevel gear 67 coaxially connected with the first gear, a second bevel gear 68 meshed with the first bevel gear, and a second gear 69 coaxially connected with the second bevel gear; the rack block comprises a second rack 641 positioned on one side of the inching gear, a slope 642 arranged on the back of the second rack, a sliding column 643 arranged on the back of the second rack and penetrating the first rack, and an elastic rope 644 fixed on the first rack and the bottom cavity; a T-shaped block 651 is arranged at the top of the first rack; a one-way bearing is arranged between the first gear and a shaft section for connecting the first gear and the first bevel gear; the T-shaped block is embedded into the T-shaped groove; the rack block is connected with the first rack in a sliding mode through a sliding column; the slope is positioned right below the vertical groove; the second gear is rotatably connected to the side wall of the bottom cavity; the vertical trough and the collection trough are used for mounting a collection assembly.

The flexible cushion layer 62 is made of plastic, and the fixing mode of the flexible cushion layer on the sliding sheet 61 is the same as that of the prior art; the structure of the binding device 8 is the same as that of the binding part of the existing binding machine; the clamp 17 is the same as the existing clamp; when the movable assembly 3 provides power to move the drilling device 4 downwards to contact the slope 642, the rack block 64 moves transversely to be meshed with the inching gear 63, and the fourth rack 52 is meshed with the second gear 69 when the drilling device 4 continues to move; because a one-way bearing is arranged between the first gear 66 and the shaft section connecting the first gear 66 and the first bevel gear 67, the first gear 66 does not rotate until the drilling is finished; then the drilling device 4 moves upwards to drive the second gear 69 to rotate, and finally the second rack 641 drives the inching gear 63 to rotate, so that the flexible cushion layer 62 rotates; after the drilling device 4 moves to the disengaging slope 642, the rack block 64 resets under the action of the elastic rope 644 and is disengaged from the inching gear 63, the T-shaped block 651 is buckled with the T-shaped groove 15 in the whole process, so that the first rack 65 and the first gear 66 are ensured to be always meshed, meanwhile, the sliding column 643 is always inserted on the first rack 65, the first rack 65 and the second rack 641 can simultaneously transversely move, and the normal operation of the equipment is ensured.

The repairing device 7 comprises a first motor 71 arranged on the machine base 1, a third bevel gear 72 connected with an electric spindle of the first motor, a fourth bevel gear 73 meshed with the third bevel gear, a third gear 74 positioned above the fourth bevel gear and coaxially connected with the fourth bevel gear, a third rack 75 rotatably connected to the bottom of the sliding sheet 61 and meshed with the third gear, a partial gear 76 positioned below the fourth bevel gear and coaxially connected with the fourth bevel gear, and a knife sharpening assembly 77 positioned on one side of the partial gear; the knife sharpening assembly comprises a gear plate 771 connected with a part of the gear, a knife holder 772 connected above the gear plate, a plurality of clamping blocks 773 positioned in the knife holder, and a grinding tool 774 positioned among the clamping blocks; a connecting column 7721 and a second chute 7722 are arranged on the tool apron; the clamping block comprises a clamping plate 7731, a spring 7732 fixed on the clamping plate and an inserting sheet 7733 arranged at the bottom of the clamping plate; the clamping block is connected with the tool apron in a sliding manner through the inserting piece; one end of the spring is abutted in the notch 18; the tool apron is connected with the gear piece through a connecting column.

The inner ring of the gear piece 771 and the outer ring of the connecting column 7721 are provided with matched threads; one end of the third rack 75 is inserted into the bottom of the sliding piece 61 and is rotatably connected with the sliding piece; as shown in fig. 3 and 4, when the drilling tool needs to be repaired, the first motor 71 is started to rotate the third bevel gear 72, so as to drive the fourth bevel gear 73, the third gear 74 and a portion of the gears 75 to rotate, the third gear 74 is engaged with the third rack 75, so as to drive the sliding piece 61 and the elastic cushion layer 62 to move transversely, and during the period, the sliding piece 61 moves without being blocked because the second rack 641 is disengaged from the inching gear 63; the sliding of the sliding sheet enables a grinding tool 774 originally positioned below the sliding sheet to be opposite to the drilling device 4, then a part of gears 76 are meshed with gear sheets 771, the gear sheets rotate to drive the connecting column 7721 to move upwards until a part of gears 76 are separated from the gear sheets 771, in the process, the drilling device 4 moves downwards and is in contact with the grinding tool 774 which moves upwards to finish grinding of a cutter for drilling, then the first motor 71 rotates reversely, and each part of the grinding tool assembly 77 is reset correspondingly; the grinding tool 774 is in the prior art, the upper part of the grinding tool 774 has a grinding effect, the cross section of the lower part of the grinding tool is square, the grinding tool 774 is kept stable in the tool holder 772 in the grinding process through clamping of the clamping plates 773, and the grinding tools 774 of different specifications can be installed in the tool holder 772 due to the arrangement of the springs 7732 and the clamping plates 7731, so that different drilling tools can be ground.

The drilling device 4 comprises a rotating shaft 41, a pull rod 42 fixed in the rotating shaft, a push cylinder 43 with the top in contact with the pull rod, a square hole piece 44 fixed at the top of the push cylinder and positioned between the pull rod and the push cylinder, a hollow drill clamp 45 fixed at the bottom of the rotating shaft, a hollow drill 46 fixed in the hollow drill clamp, and a plurality of clamping block groups 47 arranged on the periphery of the rotating shaft; the rotating shaft is provided with a middle sliding groove 411, two side sliding grooves 412 and a ring piece 413; the clamping block group comprises a first clamping block 471 inserted in the middle sliding groove and second clamping blocks 472 inserted in the sliding grooves on the two sides; the second fixture block penetrates through the first fixture block; the middle sliding groove is communicated with the sliding grooves on the two sides; the rotating shaft passes through the middle hole 19; the fixture block group is positioned below the middle hole; the ring piece is positioned below the movable assembly 3.

The structure of the drilling device 4 is shown in fig. 13 and 15; the core drill 46 is the drilling tool mentioned above, which is disposed eccentrically to the flexible pad layer 62, and concentrically to the grinder 774; when drilling, the movable assembly 3 drives the rotating shaft 41 to rotate and move downwards, the hollow drill 46 contacts with the binding objects and drills binding holes on the binding objects, and the binding object scraps are accumulated inside the hollow drill 46; after the drilling is completed, the rotating shaft 41 moves upwards, when the bottom surface of the middle hole 19 contacts the first fixture block 471, the first fixture block 471 is prevented from moving upwards and the first fixture block is enabled to extrude the push cylinder 43, the push cylinder 43 moves downwards relative to the hollow drill 46, and the push cylinder 43 is inserted into the hollow drill 46 and extrudes the chips; the cross sections of the first fixture block 471 and the second fixture block 472 are both square, so that the first fixture block 471 is ensured not to turn over in the moving process, and the first fixture block 471 is ensured to be always stopped at the top of the push cylinder 43 so as to enable the push cylinder to move; the bottom of the pull rod 42, the inner part of the push cylinder 43 and the middle part of the square hole piece 44 are provided with square grooves, so that when the hollow drill 46 needs to be dismounted and replaced, the pull rod 42 pulls the push cylinder 43 to prevent the push cylinder 43 from falling; the top of the pull rod 42 is fixed inside the rotating shaft 41 through threaded connection, the square hole piece 44 is fixed between the push cylinder 43 and the pull rod 42 during installation, the push cylinder 43 is held by hand and the pull rod 42 is sent into the rotating shaft 41, and the pull rod 42, the push cylinder 43 and the square hole piece 44 can be fixed inside the rotating shaft 41 by pushing up and rotating the push cylinder 43 because the push cylinder 43 and the pull rod 42 do not rotate relatively.

The movable assembly 3 comprises a movable plate 31 positioned at the top of the ring piece 413, a second motor 32 fixed at the bottom of the movable plate, a driving gear 33 positioned at the top of the movable plate and connected with a main shaft of the second motor, a driving gear 36 and a hollow gear 35 respectively engaged with the driving gear, a screw rod 34 fixed on the machine base 1 and inserted on the hollow gear, and a guide pillar 37 fixed on the base and inserted on the movable plate; the driving gear is arranged at the top of the rotating shaft 71; and a one-way bearing is arranged between the rotating shaft and the driving gear.

The ring piece 413 abuts against the bottom surface of the movable plate 31; the hollow gear 35 is connected with the screw rod 34 through screw thread; when the second motor 32 rotates forward, the driving gear 33 drives the driving gear 36 and the hollow gear 35 to rotate, the driving gear 36 drives the rotating shaft 41 to rotate, the hollow gear 35 rotates and moves down along the screw rod 34 to drive the movable plate 31 and the rotating shaft 41 to move downward, and the guide pillar 37 restricts the vertical movement of the movable plate 31 to keep the movable plate 31 stable; a one-way bearing is arranged between the driving gear 36 and the rotating shaft 41, so that the rotating shaft 41 does not rotate when the second motor 32 rotates reversely, and returns along with the moving plate 31 moving upwards, thereby reducing the friction force when the first clamping block 471 is contacted with the bottom surface of the middle hole 19, avoiding the overheating wear of the first clamping block 471, and ensuring the normal operation of the device.

The collecting assembly 5 comprises a plurality of long rods 51 fixed on the movable plate 31, a fourth rack 52 arranged at the bottom of the long rods, a fourth gear 53 meshed with the fourth rack, a tooth-shaped block 54 coaxially arranged with the fourth gear, and a collecting box 55 positioned below the tooth-shaped block; the top of the collecting box is provided with a toothed bar 551; sliding strips 552 are arranged on two sides of the collecting box; the fourth rack and the fourth gear are positioned in the vertical groove 13; the tooth-shaped block is meshed with the tooth-shaped strip; the tooth-shaped blocks and the collecting box are positioned in the collecting tank 11; the slide bar is embedded in the first sliding groove 12; the second gear 69 is located directly below the fourth gear.

The structure of the collecting assembly 5 is shown in fig. 12; when the rotating shaft 41 moves upwards, the fourth rack 52 is meshed with the fourth gear 53 to drive the tooth-shaped block 54 to rotate, the tooth-shaped block 54 is meshed with the tooth-shaped bar 551 to drive the collecting box 55 to move to the lower part of the hollow drill 46, and the scraps pushed out by the push cylinder 43 are collected; the interior of the collecting box 55 is inclined, when the rotating shaft 41 moves downwards, the collecting box 55 moves reversely until one end of the collecting box extends out of the back face of the machine base 1, and the scraps are gathered at one end of the collecting box 55, so that the workers can take out the scraps in the collecting box 55; the fourth rack 52 is moved into the bottom chamber 14 to compress the ramp 642 and then engage the second gear 69 to operate the cushion assembly 6 and reset the cushion assembly 6 when the second motor 32 is reversed.

The working process of the invention is as follows: the second motor 32 drives the driving gear 33 to rotate, so as to finally rotate the rotating shaft 41, the hollow gear 35 rotates around the screw rod 34, the movable plate 31 and the rotating shaft move downwards, the long rod 51 moves downwards to drive the fourth rack 641 to be meshed with the fourth gear 53, and the collecting box 55 moves to the side surface of the rotating shaft 41 through gear transmission without obstructing the movement of the rotating shaft; the clamp 17 contacts and fixes the binding, the core drill 46 drills a binding hole on the binding, the fourth rack 52 moves to the contact slope 642 to enable the rack block 64 to traverse to be meshed with the inching gear 63, and the fourth rack 52 is meshed with the second gear 69 when the movement is continued; because a one-way bearing is arranged between the first gear 66 and the shaft section connecting the first gear 66 and the first bevel gear 67, the first gear 66 does not rotate until the drilling is finished; then the second motor 32 rotates reversely, the fourth rack 52 moves upwards to drive the second gear 69 to rotate, and finally the second rack 641 drives the inching gear 63 to rotate, so that the flexible cushion layer 62 rotates; after the fourth rack 52 moves to be separated from the slope 642, the cushion assembly 6 is reset under the action of the elastic rope 644; the second rack 641 moves upwards to be meshed with the fourth gear 53, the collecting box 55 slides to the lower part of the hollow drill 46, the rotating shaft 41 moves upwards to the first fixture block 471 to be contacted with the bottom surface of the middle hole 19, the machine base 1 extrudes the first fixture block 471 to enable the push cylinder 43 to move downwards, debris in the hollow drill 46 is pushed out, and the debris falls into the collecting box 55 to be collected; the binding object after drilling is manually moved to a binding device 8 for binding; when the hollow drill 46 is ground, the first motor 71 drives the third bevel gear 72 to rotate forward, the third gear 74 drives the third rack 75 to move transversely, and further drives the sliding sheet 61 to move to one side of the mounting seat 16, then part of the gears 76 are meshed with the gear sheet 771, the gear sheet rotates to drive the connecting column 7721 to move upwards, the grinding tool 774 moves upwards, and the grinding tool is contacted with the hollow drill 46 which moves downwards under the clamping of the clamping block 773 to grind the hollow drill; after the sharpening is finished, the first motor 71 and the second motor 32 rotate reversely to drive the repairing device 7 and the drilling device 4 to reset.

Claims

1. A digital printing binding machine comprises a machine base (1), a cover (2) fixed on the machine base, a movable assembly (3) and a drilling device (4) which are positioned in the cover, a collecting assembly (5) positioned below the side of the drilling device, a cushion assembly (6) which is arranged in the machine base and is positioned below the drilling device, a repairing device (7) positioned below the cushion assembly, and a binder (8) which is fixed on the machine base and is positioned at one side of the drilling device; the method is characterized in that: a collecting tank (11) is arranged on the side surface of the machine base; a first chute (12) is arranged on the collecting tank; two sides of the collecting tank are respectively provided with a vertical tank (13); the bottoms of the two vertical grooves are communicated with a bottom cavity (14); the top surface of the bottom cavity is provided with a T-shaped groove (15); one side of the bottom cavity, which is close to the cushion layer assembly, is provided with a mounting seat (16); the machine base is provided with a middle hole (19); the machine base is connected with a clamp (17); a plurality of notches (18) are formed in the positions, where the repairing devices are installed, of the machine base; the cushion layer assembly comprises a sliding sheet (61) connected in the mounting seat in a sliding manner, a flexible cushion layer (62) fixed on the sliding sheet, a jog gear (63) arranged between the sliding sheet and the flexible cushion layer, a rack block (64) positioned on one side of the jog gear and connected with the bottom cavity in a sliding manner, a first rack (65) positioned on the side of the rack block away from the jog gear, a first gear (66) meshed with the first rack, a first bevel gear (67) coaxially connected with the first gear, a second bevel gear (68) meshed with the first bevel gear, and a second gear (69) coaxially connected with the second bevel gear; the rack block comprises a second rack (641) positioned on one side of the inching gear, a slope (642) arranged on the back of the second rack, a sliding column (643) arranged on the back of the second rack and penetrating the first rack, and an elastic rope (644) fixed on the first rack and the bottom cavity; a T-shaped block (651) is arranged at the top of the first rack; a one-way bearing is arranged between the first gear and a shaft section for connecting the first gear and the first bevel gear; the T-shaped block is embedded into the T-shaped groove; the rack block is connected with the first rack in a sliding mode through a sliding column; the slope is positioned right below the vertical groove; the second gear is rotatably connected to the side wall of the bottom cavity; the vertical groove and the collecting groove are used for installing a collecting assembly;

the repairing device (7) comprises a first motor (71) arranged on the base (1), a third bevel gear (72) connected with an electric spindle of the first motor, a fourth bevel gear (73) meshed with the third bevel gear, a third gear (74) positioned above the fourth bevel gear and coaxially connected with the fourth bevel gear, a third rack (75) rotatably connected to the bottom of the slide sheet (61) and meshed with the third gear, a partial gear (76) positioned below the fourth bevel gear and coaxially connected with the fourth bevel gear, and a knife sharpening assembly (77) positioned on one side of the partial gear; the knife sharpening assembly comprises a gear plate (771) connected with a part of the gear, a knife holder (772) connected above the gear plate, a plurality of clamping blocks (773) positioned in the knife holder and a grinding tool (774) positioned among the clamping blocks; a connecting column (7721) and a second chute (7722) are arranged on the tool apron; the clamping block comprises a clamping plate (7731), a spring (7732) fixed on the clamping plate and an inserting sheet (7733) arranged at the bottom of the clamping plate; the clamping block is connected with the tool apron in a sliding manner through the inserting piece; one end of the spring is abutted in the notch (18); the tool apron is connected with the gear piece through a connecting column;

the drilling device (4) comprises a rotating shaft (41), a pull rod (42) fixed in the rotating shaft, a push cylinder (43) with the top in contact with the pull rod, a square hole piece (44) fixed at the top of the push cylinder and positioned between the pull rod and the push cylinder, a hollow drill clamp (45) fixed at the bottom of the rotating shaft, a hollow drill (46) fixed in the hollow drill clamp, and a plurality of clamping block groups (47) arranged on the periphery of the rotating shaft; the rotating shaft is provided with a middle sliding groove (411), two side sliding grooves (412) and a ring piece (413); the clamping block group comprises a first clamping block (471) inserted in the middle sliding groove and second clamping blocks (472) inserted in the sliding grooves on the two sides; the second fixture block penetrates through the first fixture block; the middle sliding groove is communicated with the sliding grooves on the two sides; the rotating shaft penetrates through the middle hole (19); the fixture block group is positioned below the middle hole; the ring piece is positioned below the movable assembly (3);

the movable assembly (3) comprises a movable plate (31) positioned at the top of the ring piece (413), a second motor (32) fixed at the bottom of the movable plate, a driving gear (33) positioned at the top of the movable plate and connected with a main shaft of the second motor, a driving gear (36) and a hollow gear (35) which are respectively engaged with the driving gear, a screw rod (34) fixed on the machine base (1) and inserted on the hollow gear, and a guide pillar (37) fixed on the base and inserted on the movable plate; the driving gear is arranged at the top of the rotating shaft (41); a one-way bearing is arranged between the rotating shaft and the driving gear;

the collecting assembly (5) comprises a plurality of long rods (51) fixed on the movable plate (31), a fourth rack (52) arranged at the bottom of each long rod, a fourth gear (53) meshed with the fourth rack, a toothed block (54) coaxially arranged with the fourth gear, and a collecting box (55) positioned below the toothed block; the top of the collecting box is provided with a toothed bar (551); sliding strips (552) are arranged on two sides of the collecting box; the fourth rack and the fourth gear are positioned in the vertical groove (13); the tooth-shaped block is meshed with the tooth-shaped strip; the tooth-shaped blocks and the collecting box are positioned in the collecting tank (11); the sliding strip is embedded in the first sliding groove (12); the second gear (69) is located just below the fourth gear.