CN114683611A - Servo hole digging structure of corrugated paper carton and use method - Google Patents

Abstract

The invention discloses a servo hole digging structure of a corrugated paper box and a using method thereof, and relates to the technical field of corrugated paper production. Including servo hole digger and set up in its one side and rather than the servo groover that matches, servo hole digger is including two sets of backup pads that the symmetry set up, set up the horizontal drive mechanism between two sets of backup pads, carry out the play paper pinch roller subassembly that removes and dig the hole subassembly and be used for the drive to dig the hole subassembly and dig the drive shaft in hole by the drive of horizontal drive mechanism, horizontal drive mechanism is including wearing to locate two sets of lead screws between two sets of backup pads. Through setting up servo hole digging machine and servo groover, compare in the conventional hole digging mode that adopts the cross cutting machine, the device with servo hole digging machine and servo groover linkage, the online integrality of solution all kinds of model cartons that can be better makes to reduce all kinds of circulation costs at the manufacturing process, and then reduced manufacturing cost, guaranteed production efficiency, accord with economic benefits, have wide application prospect.

Description

A corrugated cardboard box servo digging structure and using method

technical field

The invention relates to the technical field of corrugated paper production, in particular to a corrugated paper box servo digging structure and a use method.

Background technique

Corrugated cardboard is die-cut, creasing, stapled or glued to make corrugated boxes. Corrugated box is one of the most widely used packaging products, and its dosage has always been the first of various packaging products. Including calcium plastic corrugated boxes. For more than half a century, corrugated boxes have gradually replaced wooden boxes and other transportation packaging containers with their superior performance and good processing performance, and have become the main force of transportation packaging. In addition to protecting commodities, facilitating storage and transportation, it also plays a role in beautifying and promoting commodities. Corrugated boxes are green and environmentally friendly products, which are conducive to environmental protection and loading, unloading and transportation.

According to the needs of users, corrugated boxes sometimes need to be punched during production. In the prior art, the punching operation of corrugated paper is generally carried out by a die-cutting machine, with or without special punching equipment, so that the corrugated paper after slotting is It needs to be manually transferred to the die-cutting machine for punching operation, which is cumbersome and time-consuming, and can no longer meet the needs of use.

SUMMARY OF THE INVENTION

In order to achieve the above purpose, the present invention provides the following technical solutions: a corrugated cardboard box servo digging structure and a method of use, including a servo digging machine and a servo grooving machine arranged on one side of the corrugated cardboard box and matched with it, the servo digging holes The machine includes two sets of support plates symmetrically arranged, a horizontal drive mechanism arranged between the two sets of support plates, a paper output pressing wheel assembly and a hole digging assembly driven by the horizontal drive mechanism to move, and a hole digging assembly for driving the hole digging assembly. the drive shaft;

The horizontal drive mechanism comprises two sets of screw rods passing through between the two sets of support plates, wherein two ends of one set of the screw rods are provided with a servo motor one;

The paper output pinch roller assembly includes a connecting plate sleeved on one set of the lead screws and a linear bearing disposed on one side of the connecting plate;

The hole digging assembly includes a movable plate sleeved on another set of lead screws and a knife die driving wheel arranged on one side of the movable plate, the knife die driving wheel is located above the linear bearing, and the knife die driving wheel is on the A digging blade seat is provided;

The inside of the movable plate is provided with a drive shaft passing through between the two sets of support plates, and one end of the drive shaft is provided with a second servo motor for driving the drive shaft to rotate.

As a preferred technical solution of the present invention, both ends of the lead screw are provided with a gear 1, one side of the support plate is provided with a gear 2, and the gear 1 and the gear 2 are connected by a belt drive, One side of the first servo motor is provided with a mounting plate, one end of which is fixedly connected to one side of the support plate.

As a preferred technical solution of the present invention, two sets of upper slide rails and a lower slide rail located under the two sets of upper slide rails are fixedly arranged between the two sets of the support plates, and a center is provided on one set of the upper slide rails. A zero position sensor and a limit sensor 1 and a limit sensor 2 respectively located on both sides of the center zero position sensor.

As a preferred technical solution of the present invention, the linear bearing is provided with a paper discharge lower rubber pad, the top end of the connecting plate is provided with a paper discharge guard, and the paper discharge guard is L-shaped. One end of the paper exit guard is provided with a bending portion, and one side of the connecting plate is provided with a guide wheel 1 located on one side of the linear bearing.

As a preferred technical solution of the present invention, one side of the connecting plate and the movable plate is provided with a paper feeding and opposing radiation sensor, and the two paper feeding and opposing radiation sensors are arranged oppositely, and one side of the movable plate is opposite. The side is provided with a fixed plate, and one side of the movable plate is movably provided with two guide wheels located above the first guide wheel and the number of which is not less than two.

As a preferred technical solution of the present invention, one end of the linear bearing is provided with a third gear, the drive shaft is provided with a key slot, and the inside of the die drive wheel is provided with a key pin whose one end extends to the inside of the key slot, so as to realize the transmission between the die drive wheel and the drive shaft;

The drive shaft is provided with an induction sheet, and one side of a group of the support plates is provided with a hole-digging handle knife die zero position sensor located at one side of the induction sheet.

As a preferred technical solution of the present invention, a sliding plate is provided on the top of the movable plate, the top of the sliding plate is slidably connected with the bottom of the upper sliding rail, and the top of the sliding plate is provided with a top extending to one of the upper sliding rails. A support rod on one side, the interior of the linear bearing is provided with a main shaft movably passing through between the two sets of support plates.

As a preferred technical solution of the present invention, the slide rail includes a support rod that is fixedly arranged between two sets of support plates, the top of the support rod is movably provided with no less than one sliding seat, the sliding seat A connecting seat is arranged on the top of the connecting seat, and one end of the connecting seat is fixedly connected with one end of the connecting plate.

As a preferred technical solution of the present invention, the number of the paper output pressing wheel assemblies and the hole digging components is not less than two groups. Symmetrically arranged, the second servo motor is arranged on one side of one of the supporting plates through a fixing bracket;

The surface of the lead screw is provided with mutually opposite threads at the two ends of the vertical line, and the inner threads of the two connecting plates and the movable plate are respectively provided with internal threads that engage with the connection of the lead screw. There are no less than two paper feeding pressing rollers movably arranged therebetween, and the two paper feeding pressing rollers are placed up and down.

A method for using a corrugated carton servo digging structure, comprising the following steps:

S1. Position calibration, start the second servo motor to drive the die drive wheel to rotate, and when the drive shaft drives the induction piece to rotate to sense the zero position sensor of the digging handle die, install the digging tool on the digging blade seat;

S2. Confirm the thickness of the paper, the distance between the two feeding rollers should match the thickness of the paper, and transport the paper to the feeding roller through the slotting machine;

S3. Confirm the hole digging position, the paper feeding sensor will sense the conveyed paper, the second servo motor will start to drive the hole digging tool to rotate, and the accuracy of paper digging will be confirmed, and then the hole digging operation can be performed;

S4. Discharge guidance, the paper after hole digging is guided out through the paper discharge lower rubber pad on the linear bearing, the paper discharge guard plate, the first guide wheel and the second guide wheel.

Compared with the prior art, the present invention provides a corrugated cardboard box servo digging structure and using method, which have the following beneficial effects:

The corrugated carton servo digging structure and using method, by setting a servo digging machine and a servo grooving machine, compared with the conventional digging method using a die-cutting machine, the device links the servo digging machine and the servo grooving machine. It can better solve the in-line integrity of various types of carton manufacturing, thereby reducing various circulation costs in the manufacturing process, thereby reducing production costs, ensuring production efficiency, in line with economic benefits, and having broad application prospects.

Description of drawings

Fig. 1 is the structural representation of a kind of corrugated carton servo digging structure and using method proposed by the present invention;

Fig. 2 is a kind of corrugated carton servo hole digging structure proposed by the present invention and a schematic structural diagram of a servo hole digger of a method of use;

Figure 3 is an enlarged view of the structure at A place in Figure 2;

4 is a structural rear view of a corrugated cardboard box servo digging structure and a method of use proposed by the present invention;

Figure 5 is an enlarged view of the structure at A place in Figure 4;

6 is a front view of the servo hole punching machine structure of a corrugated carton servo hole punching structure and a method of use proposed by the present invention;

7 is a schematic structural diagram of a connecting plate and a movable plate of a corrugated cardboard box servo digging structure and using method proposed by the present invention;

Figure 8 is an enlarged view of the structure at A place in Figure 7;

9 is a schematic structural diagram of a connecting plate and a movable plate of a corrugated cardboard box servo digging structure and using method proposed by the present invention;

Figure 10 is a rear view of the connecting plate and movable plate structure of a corrugated carton servo hole-digging structure and method of use proposed by the present invention;

Figure 11 is a side view of the connecting plate and movable plate structure of a corrugated carton servo hole-digging structure and method of use proposed by the present invention;

FIG. 12 is a flow chart of the use of a corrugated carton servo hole-digging structure and a method of use proposed by the present invention.

In the figure: 1. Servo hole digger; 11. Support plate; 111. Upper slide rail; 112. Center zero position sensor; 113. Limit sensor 1; 114. Limit sensor 2; Hand knife die zero position sensor; 12, horizontal drive mechanism; 121, lead screw; 122, gear 1; 123, gear 2; 124, servo motor 1; 125, mounting plate; 13, paper output pressure roller assembly; 131, connection plate; 132, linear bearing; 133, paper exit guard plate; 134, guide wheel one; 135, gear three; 14, digging assembly; 141, movable plate; 142, die drive wheel; 143, fixed plate; 144, Guide wheel 2; 145, digging blade seat; 146, slide plate; 147, support rod; 15, paper feeding sensor; 16, main shaft; 17, drive shaft; 171, servo motor 2; 172, induction sheet; 18 , slide rail; 181, support rod; 182, sliding seat; 183, connecting seat; 19, feeding roller; 2, servo slotting machine.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

Please refer to FIGS. 1-12 , a corrugated carton servo hole-digging structure and method of use, including a servo hole-digger 1 and a servo hole-digger 2 arranged on one side and matched with it, the servo hole-digger 1 includes Symmetrically arranged two sets of support plates 11, a horizontal drive mechanism 12 disposed between the two sets of support plates 11, a paper output pinch roller assembly 13 and a hole digging assembly 14 driven by the horizontal drive mechanism 12 to move, and the The drive shaft 17 of the assembly 14 is drilled.

The horizontal driving mechanism 12 includes two sets of screw rods passing through between the two sets of support plates 11 , and both ends of one set of the screw rods are provided with a servo motor one 124 .

The paper output pinch roller assembly 13 includes a connecting plate 131 sleeved on one set of the lead screws 121 and a linear bearing 132 disposed on one side of the connecting plate 131 .

The hole-digging assembly 14 includes a movable plate 141 sleeved on another set of lead screws 121 and a die driving wheel 142 arranged on one side of the movable plate 141 . The die driving wheel 142 is located above the linear bearing 132 . The cutter die driving wheel 142 is provided with a hole-digging blade seat 145 .

The movable plate 141 is provided with a drive shaft 17 passing through between the two sets of support plates 11 , and one end of the drive shaft 17 is provided with a second servo motor 171 for driving the drive shaft 17 to rotate.

As a specific technical solution of this embodiment, both ends of the lead screw 121 are provided with a gear one 122, one side of the support plate 11 is provided with a gear two 123, the gear one 122 and the gear two 123 They are connected by a belt drive, and one side of the servo motor 124 is provided with a mounting plate 125 whose one end is fixedly connected to one side of the support plate 11. The mounting plate 125 is used to support the servo motor one 124, ensuring that the servo motor one For the stability of 124, start the servo motor one 124, the servo motor one 124 drives the gear one 122 to rotate, the gear one 122 drives the gear two 123 to rotate through the belt, and the setting of the gear two 123 is used to increase the tension of the belt and ensure the stability of the belt sex.

As a specific technical solution of this embodiment, two sets of upper slide rails 111 and two sets of lower slide rails 18 located below the two sets of upper slide rails 111 are fixedly disposed between the two sets of the support plates 11 , wherein one set of the upper slide rails 111 The rail 111 is provided with a center zero position sensor 112 and a limit sensor 1 113 and a limit sensor two 114 respectively located on both sides of the center zero position sensor 112. The upper slide rail 111 is provided for installing the center zero position The sensor 112, the first limit sensor 113 and the second limit sensor.

As a specific technical solution of this embodiment, the linear bearing 132 is provided with a paper discharge lower rubber pad, and the top end of the connecting plate 131 is provided with a paper discharge guard 133, and the paper discharge guard 133 is L-shaped One end of the paper exit guard plate 133 is provided with a bent portion, and one side of the connecting plate 131 is provided with a guide wheel 134 located on the side of the linear bearing 132. The setting of the rubber pad under the paper exit increases the The friction between the linear bearing 132 and the paper makes the paper conveying process more stable and smooth. The setting of the paper exit guard 133 is used to support the conveyed paper, and the setting of the bending part avoids the paper exit guard 133 When one end of the card is in contact with the paper, it collides with the paper.

As a specific technical solution of the present embodiment, one side of the connecting plate 131 and the movable plate 141 is provided with a paper feeding and opposing radiation sensor 15, and the two paper feeding and opposing radiation sensors 15 are arranged opposite to each other, so One side of the movable plate 141 is provided with a fixed plate 143, and one side of the movable plate 141 is movably provided with a second guide wheel 144 located above the first guide wheel 134 and the number is not less than two. When the paper moves to the connecting plate 131 When it is between the movable plate 141, the paper feeding sensor 15 is cut off, so as to judge whether the paper is in place. Feeding efficiency.

As a specific technical solution of this embodiment, one end of the linear bearing 132 is provided with a third gear 135, the drive shaft 17 is provided with a keyway, and the inside of the die drive wheel 142 is provided with one end extending into the keyway. The key pin is used to realize the transmission between the die drive wheel 142 and the drive shaft 17. The drive shaft 17 is provided with an induction sheet 172, and one side of a group of the support plates 11 is provided with a induction sheet located on one side. The hole-digging handle knife mold zero position sensor 115 on the side of 172, the keyway is matched with the key pin, so that when the driving shaft 17 rotates, the knife mold driving wheel 142 is driven to rotate, and at the same time, it will not affect the knife mold driving wheel 142 on the driving shaft 17. Sliding, the induction piece 172 cooperates with the hole-digging handle knife die positioning sensor, which facilitates the judgment of the position of the hole-digging blade seat 145 .

As a specific technical solution of this embodiment, a sliding plate 146 is provided on the top of the movable plate 141, the top of the sliding plate 146 is slidably connected with the bottom of the upper slide rail 111, and the top of the sliding plate 146 is provided with a top extending to One of the supporting rods 147 on one side of the upper slide rail 111 is provided with the main shaft 16 movably penetrated between the two sets of support plates 11 inside the linear bearing 132 . The supporting rods 147 are arranged to match the center zero point position. The sensor 112 , the first limit sensor 113 and the second limit sensor 114 determine the left and right movement distances of the movable plate 141 and the connecting plate 131 , so that the moving positions of the connecting plate 131 and the movable plate 141 are more accurate.

As a specific technical solution of the present embodiment, the slide rail 18 includes a support rod 181 fixedly disposed between the two sets of support plates 11 , and the top of the support rod 181 is movably provided with not less than one sliding seat 182, the top of the sliding seat 182 is provided with a connecting seat 183, one end of the connecting seat 183 is fixedly connected with one end of the connecting plate 131, the lower rail 18 cooperates with the upper sliding rail 111, and the connecting plate 131 moves the sliding seat 182 to move. The support rod 181 slides up, while the sliding plate 146 slides on the upper slide rail 111, which restricts the axial rotation of the connecting plate 131 and the movable plate 141, so that when the lead screw 121 rotates, the connecting plate 131 and the movable plate 141 can only move horizontally. , the rotation cannot be performed.

As a specific technical solution of this embodiment, the number of the paper output pressing wheel assemblies 13 and the hole digging components 14 is not less than two groups. The hole digging assembly 14 is symmetrically arranged, the second servo motor 171 is arranged on one side of one of the supporting plates 11 through a fixed bracket, and opposite ends of the vertical line are opened on the surface of the lead screw 121. The two connecting plates 131 and the movable plate 141 are respectively provided with internal threads that engage with the connection of the lead screw 121, and between the supporting plates 11, there are no less than two paper feeding pressures movably arranged. Roller 19, the two paper feeding pressing rollers 19 are placed up and down, the paper feeding pressing roller 19 is used to guide the paper received from the servo slotting machine 2, and the surface of the screw 121 is provided with an interconnection at both ends of the vertical line. The threads are opposite, so that the two connecting plates 131 move toward or away from each other with the rotation of the lead screw 121 , and the same is true for the two movable plates 141 .

A method for using a corrugated carton servo digging structure, comprising the following steps:

S1. Position calibration, start the servo motor 2 171 to drive the die drive wheel 142 to rotate, when the drive shaft 17 drives the induction piece 172 to rotate to sense the zero position sensor 115 of the die digging handle, install the digger on the digging blade seat 145 hole cutter;

S2. Confirm the thickness of the paper, the distance between the two paper feeding rollers 19 should match the thickness of the paper, and transport the paper to the paper feeding roller 19 through the slotting machine;

S3. Confirm the hole digging position. The paper feeding sensor 15 senses the conveyed paper. The servo motor 2 171 is activated to drive the digging tool to rotate. At the same time, the servo motor 1 124 is activated to drive the screw to rotate. The connecting plate 131 and the The movable plate 141 moves horizontally with the lead screw, and has two opposite threads to the lead screw 121, so that the two connecting plates 131 run in the opposite or opposite direction with the rotation of the lead screw 121, and the two movable plates The 141 and the two connecting plates 131 run synchronously, so as to determine the position of the digging tool on the paper, and confirm the accuracy of digging the paper, and then the digging operation can be performed;

S4 , discharging guide, the paper after hole digging is guided out through the paper discharging lower rubber pad on the linear bearing 132 , the paper discharging guard plate 133 , the first guide wheel 134 and the second guide wheel 144 .

To sum up, the corrugated carton servo digging structure and using method, by setting the servo digging machine 1 and the servo grooving machine 2, compared with the conventional digging method using a die-cutting machine, the device uses the servo digging machine. 1 is linked with the servo slotting machine 2, which can better solve the in-line integrity of various types of carton manufacturing, thereby reducing various circulation costs in the manufacturing process, thereby reducing production costs, ensuring production efficiency, and meeting economic benefits. ,with broadly application foreground.

It should be noted that, herein, terms such as "comprising", "comprising" or any other variation thereof are intended to encompass non-exclusive inclusion, such that a process, method, article or device comprising a series of elements includes not only those elements , but also other elements not expressly listed or inherent to such a process, method, article or apparatus. Without further limitation, an element qualified by the phrase "comprising a..." does not preclude the presence of additional identical elements in a process, method, article or apparatus that includes the element.

Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, and substitutions can be made in these embodiments without departing from the principle and spirit of the invention and modifications, the scope of the present invention is defined by the appended claims and their equivalents.

Claims (10)

1. A corrugated carton servo hole drilling structure, comprising a servo hole punching machine (1) and a servo hole punching machine (2) arranged on one side thereof and matched with it, characterized in that: the servo hole punching machine (1) ) comprises two sets of support plates (11) symmetrically arranged, a horizontal drive mechanism (12) arranged between the two sets of support plates (11), and a paper output pressing wheel assembly (13) driven by the horizontal drive mechanism (12) to move ) and a hole digging assembly (14) and a drive shaft (17) for driving the hole digging assembly (14) to dig holes; The horizontal drive mechanism (12) comprises two sets of screw rods passing through between the two sets of support plates (11), wherein both ends of one set of the screw rods are provided with a servo motor one (124); The paper output pinch roller assembly (13) includes a connecting plate (131) sleeved on one set of the lead screws (121) and a linear bearing (132) disposed on one side of the connecting plate (131); The hole-digging assembly (14) comprises a movable plate (141) sleeved on another set of lead screws (121) and a die-die driving wheel (142) arranged on one side of the movable plate (141). The driving wheel (142) is located above the linear bearing (132), and the cutting die driving wheel (142) is provided with a hole-digging blade seat (145); The inside of the movable plate (141) is provided with a drive shaft (17) passing through between the two sets of support plates (11), and one end of the drive shaft (17) is provided with a drive shaft (17) for driving the rotation of the drive shaft (17). Servo Motor Two (171). 2. The corrugated cardboard box servo digging structure according to claim 1, characterized in that: both ends of the lead screw (121) are provided with a gear one (122), and the support plate (11) is provided with a gear one (122). One side is provided with a second gear (123), the first gear (122) and the second gear (123) are connected by a belt drive, and one side of the servo motor one (124) is provided with one end and a support plate (11) Mounting plate (125) fixedly connected on one side. 3. A corrugated carton servo hole-digging structure according to claim 1, wherein two sets of upper slide rails (111) and two sets of upper slide rails (111) are fixedly arranged between the two sets of the support plates (11). A slide rail (18) below the rail (111), wherein a set of upper slide rails (111) are provided with a center zero position sensor (112) and limiters located on both sides of the center zero position sensor (112) respectively Sensor one (113) and limit sensor two (114). 4. A corrugated carton servo hole-digging structure according to claim 1, characterized in that: the linear bearing (132) is provided with a paper discharge lower rubber pad, and the top end of the connecting plate (131) is provided with a A paper outlet guard (133), the paper outlet guard (133) is arranged in an L shape, one end of the paper outlet guard (133) is provided with a bent portion, and one side of the connecting plate (131) is provided There is a guide wheel one (134) located on one side of the linear bearing (132). 5. A corrugated cardboard box servo hole-digging structure according to claim 1, characterized in that: one side of the connecting plate (131) and the movable plate (141) is provided with a paper feeding sensor (15) , two of the paper feeding and shooting sensors (15) are arranged opposite to each other, one side of the movable plate (141) is provided with a fixed plate (143), and one side of the movable plate (141) is movably provided with a There are two guide wheels (144) above the guide wheel one (134) and the number is not less than two. 6. The corrugated cardboard box servo digging structure according to claim 1, characterized in that: one end of the linear bearing (132) is provided with a third gear (135), and the drive shaft (17) is provided with a keyway , the inside of the die drive wheel (142) is provided with a key pin whose one end extends to the inside of the keyway, so as to realize the transmission between the die drive wheel (142) and the drive shaft (17); The drive shaft (17) is provided with an induction sheet (172), and one side of a group of the support plates (11) is provided with a hole-digging handle knife die zero position sensor (172) located on one side of the induction sheet (172). 115). 7. The corrugated cardboard box servo digging structure according to claim 3, wherein a sliding plate (146) is provided on the top of the movable plate (141), and the top of the sliding plate (146) is connected to the upper slide rail. (111) is slidably connected at the bottom, the top of the slide plate (146) is provided with a support rod (147) whose top end extends to one side of one of the upper slide rails (111), and the interior of the linear bearing (132) is provided with The main shaft (16) is movably penetrated between the two sets of support plates (11). 8 . The corrugated carton servo hole-digging structure according to claim 7 , wherein the lower rail ( 18 ) comprises a support rod ( 181 ) fixedly arranged between two sets of support plates ( 11 ). 8 . The top of the support rod (181) is movably provided with not less than one sliding seat (182), the top of the sliding seat (182) is provided with a connecting seat (183), and one end of the connecting seat (183) is connected with the connecting seat (183). One end of the connecting plate (131) is fixedly connected. 9. A corrugated carton servo hole-digging structure according to claim 1, characterized in that: the numbers of the paper output pressing wheel assembly (13) and the hole-digging assembly (14) are not less than two groups, and two groups are The paper output pressing wheel assemblies (13) are arranged symmetrically, the two hole digging assemblies (14) are arranged symmetrically, and the second servo motor (171) is arranged on one set of the support plates (11) through a fixing bracket. one side; The surface of the lead screw (121) is provided with mutually opposite threads at both ends of the vertical line, and the interior of the two connecting plates (131) and the movable plate (141) are respectively provided with a lead screw (121) The internal threads are engaged at the connection, and no less than two paper feeding pressing rollers (19) are movably arranged between the supporting plates (11), and the two paper feeding pressing rollers (19) are placed up and down. 10. A using method based on the corrugated carton servo digging structure described in any one of claims 1-9, is characterized in that, comprises the following steps: S1. Position calibration, start the second servo motor (171) to drive the die drive wheel (142) to rotate, and when the drive shaft (17) drives the induction piece (172) to rotate to sense the hole-digging handle die zero position sensor (115) , install the digging tool on the digging blade holder (145); S2. Confirm the thickness of the paper, the distance between the two paper feeding rollers (19) should match the thickness of the paper, and convey the paper to the paper feeding roller (19) through the slotting machine; S3. Confirm the hole digging position. The paper feeding sensor (15) senses the conveyed paper, and the second servo motor (171) starts to drive the hole digging tool to rotate. After confirming the paper hole digging accuracy, digging can be carried out. hole operation; S4, discharging guide, the paper after hole digging is guided out through the paper discharging lower rubber pad on the linear bearing (132), the paper discharging guard plate (133), the first guide wheel (134) and the second guide wheel (144).

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