CN108262516B

CN108262516B - Nib slotting machine

Info

Publication number: CN108262516B
Application number: CN201810229907.3A
Authority: CN
Inventors: 田守群; 颜廷红
Original assignee: Qingdao Aton Stationery Co ltd
Current assignee: Qingdao Aton Stationery Co ltd
Priority date: 2018-03-20
Filing date: 2018-03-20
Publication date: 2024-04-19
Anticipated expiration: 2038-03-20
Also published as: CN108262516A

Abstract

The invention relates to a nib slotting machine, comprising: a frame; the cutting mechanism is movably arranged on the frame and is provided with a rotary disc cutter for cutting the pen point; the nib pressing mechanism is matched with the cutting mechanism and used for fixing the nib when the nib is cut; the vibration disc is used for accommodating the pen point to be cut and is provided with a discharge hole, and the pen point to be cut is continuously output from the discharge hole in a vibration mode by the vibration disc; the nib conveying mechanism is connected with the discharge port of the vibration disc and is configured to convey the nib output by the vibration disc to the nib pressing mechanism; and a control system for controlling the operation of the mechanism. The automatic nib cutting machine can replace manual nib placement, realizes automatic nib cutting, and effectively improves nib processing efficiency.

Description

Nib slotting machine

Technical Field

The invention relates to pen manufacturing equipment, in particular to a pen point slotting machine for slotting and cutting pen points.

Background

In the nib manufacturing process of pen, wherein one step needs to carry out slotting cutting to the nib, makes nib tip form a gap for walk the china ink, current processing technology generally put the nib by the manual work on cutting station, then cut the nib by the cutting machine, and this kind of manual processing mode of putting is low in production efficiency, and the cutting machine of high-speed rotation has very big potential safety hazard in addition, and the workman is slightly mishandled and is likely to be cut by the cutting machine, and on the other hand, and the position of manual work put tends to the precision be lower, causes production quality to descend, and the rejection rate is higher, is difficult to reduce the manufacturing cost of enterprise.

The present invention has been made in view of this.

Disclosure of Invention

The invention aims to overcome the defects of the prior art and provides a pen point slotting machine.

In order to achieve the purpose, the invention adopts the following technical scheme:

a pen point slotting machine comprises a rack;

The cutting mechanism is movably arranged on the frame and is provided with a rotary disc cutter for cutting the pen point;

The nib pressing mechanism is matched with the cutting mechanism and used for fixing the nib when the nib is cut;

the vibration disc is used for accommodating the pen point to be cut and is provided with a discharge hole, and the pen point to be cut is continuously output from the discharge hole in a vibration mode by the vibration disc;

The nib conveying mechanism is connected with the discharge port of the vibration disc and is configured to convey the nib output by the vibration disc to the nib pressing mechanism;

And a control system for controlling the operation of the mechanism.

Further, the nib conveying mechanism comprises a power unit, a transmission unit, a grabbing unit and an intermittent conveying unit; the grabbing unit is configured to move the pen point output by the vibration disc onto the intermittent conveying unit; the intermittent conveying unit conveys the pen point along a straight line and comprises a pair of fixed plates, a plurality of grooves for accommodating the pen point are arranged on the fixed plates, a movable plate is further arranged between the two fixed plates, and the movable plate continuously supports the pen point out of the grooves and moves towards the direction of the pen point pressing mechanism through periodical movement between the two fixed plates;

the power unit drives the movable plate to do periodic motion through the transmission unit.

Further, the power unit is a main motor, and a driving belt wheel is arranged on a rotating shaft of the main motor;

the driving unit comprises a cam shaft, a cam group fixedly arranged on the cam shaft and a swinging rod group matched with the cam group, wherein two ends of the cam shaft are arranged on a cam box through bearings, the cam box is fixedly connected with the frame, one end of the cam shaft is also provided with a driven belt wheel and is connected with the driving belt wheel through a driving belt, so that the main motor drives the cam shaft to rotate;

The movable plate is matched with the cam group through the swing rod group, and the swing rod group is driven to swing when the cam group rotates, and the movable plate is driven to do periodic motion.

Further, the movable plate moves along the length direction of the fixed plate in a circular track.

Further, the cam group comprises a first cam and a second cam, and the second cam is an end cam; the swinging rod group comprises a first swinging rod and a second swinging rod which are mutually perpendicular; the first cam is in contact fit with the first swing rod and drives the movable plate to move up and down through the first swing rod; the second cam is in contact fit with the second swing rod and drives the movable plate to move left and right through the second swing rod;

One end of the first swinging rod is rotationally connected with the side wall of the cam box, and the other end of the first swinging rod is connected or contacted and matched with the movable plate; one end of the second swinging rod is rotationally connected with the bottom of the rack or the cam box, and the other end of the second swinging rod is in sliding connection with the movable plate; the first swing rod and the second swing rod swing simultaneously so that the movable plate moves along a circular track.

Further, the cutting mechanism comprises a cutter supporting seat, a feeding transmission mechanism, a cutter reset spring and a first fixing seat; the first fixing seat is fixedly connected with the frame; the disc cutter is arranged on the cutter supporting seat and is driven to rotate by a cutter motor, the cutter supporting seat is slidably arranged on the first fixing seat, one end of the cutter reset spring is connected with the cutter supporting seat, and the other end of the cutter reset spring is connected with the first fixing seat and is configured to pull the cutter supporting seat in a direction away from the pen point; and a third cam is further arranged on the cam shaft and is matched with the feeding transmission mechanism, and when the third cam rotates, the feeding transmission mechanism drives the cutter supporting seat to feed along the radial direction of the disc cutter to the direction close to the nib pressing mechanism.

Further, the nib pressing mechanism includes,

The second fixing seat is fixedly connected with the frame;

The pressing rod can swing up and down, at least one groove on the fixing plate is a positioning groove, the shape of the positioning groove is matched with that of the nib, one end of the pressing rod is used for being matched with the positioning groove so as to press the nib into the positioning groove, and the other end of the pressing rod is rotationally connected with the second fixing seat;

the pushing block is in sliding connection with the second fixing seat, the upper surface of the pushing block is provided with a bulge and is in contact fit with the pressing rod, and the pushing block drives the pressing rod to swing upwards through horizontal sliding;

The middle part of the third swinging rod is rotationally connected with the second fixing seat or the frame; and a fourth cam is further arranged on the cam shaft, the lower end of the third swinging rod is in contact fit with the fourth cam, the upper end of the third swinging rod is in contact fit with the pushing block, and the pushing block is driven to horizontally slide by the third swinging rod when the fourth cam rotates.

Further, the grabbing unit comprises a nib translation mechanism and a nib lifting mechanism;

the pen point translation mechanism comprises a chute connected with the discharge port of the vibration disc, a push plate arranged at one side of the outlet of the chute and in sliding fit with the chute, and a first driving cylinder for driving the push plate to slide; the pushing plate pushes the pen point sliding out of the sliding groove to the direction of the fixed plate and stops below the pen point lifting mechanism;

the pen point lifting mechanism comprises a pen point lifting mechanism body,

The vacuum suction head is provided with a vacuum suction pipe which extends downwards and is connected with the vacuum generating device through a hose;

The vacuum suction head is fixed on a push rod of the second driving cylinder, the second driving cylinder drives the vacuum suction head to reciprocate above the push plate and the fixed plate, the vacuum suction head is provided with a first position which stays above the push plate and a second position which stays above the fixed plate, the vacuum suction head sucks the pen point pushed out by the push plate when in the first position, and the vacuum suction head releases the pen point when in the second position and falls into a groove on the fixed plate.

Further, the control system is a PLC control system and is electrically connected with the cutting mechanism, the nib pressing mechanism, the vibration disc and the nib conveying mechanism respectively.

After the technical scheme of the invention is adopted, the following beneficial effects are brought:

according to the automatic nib cutting machine, the nib can be automatically conveyed and cut, the nib is not required to be manually placed, one worker can look at a plurality of devices at the same time, the labor cost is greatly reduced, the safety is improved, the automatic nib cutting machine is high in automation level and production efficiency, the nib can be accurately positioned when the nib is cut, the cutting quality is improved, the yield is improved, and good economic benefits are brought to enterprises.

Drawings

Fig. 1: the whole structure diagram of the invention;

Fig. 2: front view of the present invention;

fig. 3: left side view of the present invention;

Fig. 4: a top view of the present invention;

fig. 5: the nib conveying mechanism of the invention is partially constructed;

fig. 6: the groove schematic diagram on the fixing plate is provided;

Fig. 7: the explosion schematic diagram of the fixed plate and the movable plate;

Fig. 8: the cutting mechanism is structurally schematic;

fig. 9: an exploded view of the feed drive mechanism of the present invention;

Fig. 10: a top view of the nib pressing mechanism of the present invention;

Fig. 11: a cross-sectional view taken along the A-A plane of fig. 10;

Fig. 12: the structure of the grabbing unit is schematically shown;

wherein: 1. a frame 2, a cutting mechanism 3, a nib conveying mechanism 4, a vibration disc 5 and a nib pressing mechanism;

21. The disc cutter 22, the cutter supporting seat 23, the feeding transmission mechanism 24, the cutter return spring 25, the first fixed seat 26, the cutter motor 27, the third cam 28, the cutter compensation mechanism 231, the nut 232, the lead screw 234, the sleeve 235, the follower 281, the position sensor 282, the compensation motor 283, the transmission gear 284 and the coupler;

31. Intermittent feeding unit 32, transmission unit 33, gripping unit 34, main motor 311, fixed plate 312, movable plate 321, cam shaft 322, cam box 323, first cam 324, second cam 325, first swing lever 326, second swing lever 311a, groove 311b, positioning groove 331, chute 332, push plate 333, second driving cylinder 334, vacuum suction head 335, first driving cylinder 334a, vacuum suction pipe;

51. The second fixing seat 52, the pressing rod 53, the pushing block 54, the third swinging rod 55 and the fourth cam.

Detailed Description

The following describes the embodiments of the present invention in further detail with reference to the accompanying drawings.

As shown in fig. 1 to 4, a nib slotting machine includes a frame 1, a cutting mechanism 2, a nib pressing mechanism 5, a vibration disk 4, a nib conveying mechanism 3 mounted on the frame 1, and a control system for controlling operations of the above mechanisms. Preferably, the control system is a PLC control system and is electrically connected to the cutting mechanism 2, the nib pressing mechanism 5, the vibration plate 4, and the nib conveying mechanism 3, respectively. The cutting mechanism 2 is mainly used for cutting the nib, the vibration dish 4 is used for holding the nib of waiting to cut to have a discharge gate, and vibration dish 4 is through the mode of vibration with the nib follow discharge gate output, nib transport mechanism 3 is used for carrying out the nib according to certain interval in proper order, and nib transport mechanism 3 is connected with the discharge gate of vibration dish 4 to receive the nib of follow discharge gate output, and convey the nib of vibration dish 4 output to nib pressing mechanism 5 direction, and the nib that cuts will continue to export outside the equipment through nib transport mechanism 3, like carry to in the blanking storehouse.

The cutting mechanism 2 is movably mounted on the frame 1 and has a rotating disc cutter 21, the disc cutter 21 cutting the nib by contact with the nib.

The nib pressing mechanism 5 is matched with the cutting mechanism 2, when the disc cutter 21 cuts the nib, the nib pressing mechanism 5 presses the nib, so that the nib is fixed, the disc cutter 21 is convenient to cut, and the cutting precision is guaranteed.

Specifically, the respective units of the present invention will be described in detail below.

The pen tip conveying mechanism 3 comprises a power unit, a transmission unit 32, a grabbing unit 33 and an intermittent conveying unit 31; the gripping unit 33 is configured to move the pen tip output from the vibration plate 4 onto the intermittent feeding unit 31.

As shown in fig. 5, 6 and 7, the intermittent conveying unit 31 conveys nibs along a straight line and arranges nibs at equal intervals, and specifically includes a pair of fixing plates 311, a plurality of grooves 311a for accommodating nibs are arranged on the upper surface of each fixing plate 311, the width of each groove 311a is the same as that of a single nib, a movable plate 312 is further disposed between the two fixing plates 311, and the movable plate 312 continuously pushes out nibs from the grooves 311a and moves towards the nib pressing mechanism 5 by periodically moving between the two fixing plates 311, such that the grooves 311a are respectively named as a No. 1 groove, a No. 2 groove, a No. 3 groove and a No. 4 groove … …, and the nibs in the No. 1 groove are conveyed to the No. 2 groove, the nibs in the No. 2 groove are conveyed to the No. 3 groove, and the nibs in the No. 3 groove are conveyed to the No. 4 groove, and so on by moving towards the nib pressing mechanism 5 continuously.

The power unit drives the movable plate 312 to perform periodic movement through the transmission unit 32.

The power unit is a main motor 34, and a driving belt wheel is arranged on a rotating shaft of the main motor 34. The transmission unit 32 comprises a cam shaft 321, a cam group fixedly mounted on the cam shaft 321 and a swinging rod group matched with the cam group, wherein two ends of the cam shaft 321 are mounted on a cam box 322 through bearings, and the bottom of the cam box 322 is fixedly connected with the frame 1. A driven pulley is further disposed at one end of the cam shaft 321 and connected to the driving pulley through a driving belt, so that the main motor 34 drives the cam shaft 321 to rotate.

The movable plate 312 is matched with the cam set through the swing rod set, and when the cam set rotates, the swing rod set is driven to swing, and the movable plate 312 is driven to do periodic motion. The fixing plate 311 is installed at the top of the cam box 322 and fixedly connected with the cam box 322. The movable plate 312 moves along the length direction of the fixed plate 311 in a circular or elliptical path, and when the movable plate 312 moves to the highest point, the top thereof is higher than the upper surface of the fixed plate 311, and when the movable plate 312 moves to the lowest point, the top thereof is lower than the upper surface of the fixed plate 311.

The cam group comprises a first cam 323 and a second cam 324, and the second cam 324 is an end cam; the swing rod group comprises a first swing rod 325 and a second swing rod 326 which are perpendicular to each other; the first cam 323 is in contact fit with the first swing lever 325, and drives the movable plate 312 to move up and down through the first swing lever 325; the second cam 324 is in contact engagement with the second swing lever 326, and drives the movable plate 312 to move left and right by the second swing lever 326.

One end of the first swing rod 325 is rotatably connected with the side wall of the cam box 322, and the other end is connected or in contact fit with the movable plate 312; one end of the second swing rod 326 is rotatably connected with the bottom of the frame 1 or the cam box 322, and the other end is slidably connected with the movable plate 312; the first swing lever 325 and the second swing lever 326 swing simultaneously to move the movable plate 312 along a circular track.

Preferably, the first swing lever 325 and the first cam 323 are each a pair and are distributed at both ends of the cam shaft 321, so that the movable plate 312 is always balanced during movement. The first swing lever 325 is configured to swing up and down around a hinge point with the cam box 322, and the second swing lever 326 is configured to swing left and right around a hinge point with the cam box 322. The lower end of the movable plate 312 has an extension structure for contacting with the first swing rod 325, a sliding groove matched with the second swing rod 326 is provided in the middle of the movable plate 312, and the upper end of the second swing rod 326 can slide in the sliding groove, so that the second swing rod 326 is limited to slide up and down but not move left and right relative to the movable plate 312, and the second swing rod 326 can drive the movable plate 312 to move left and right.

As shown in fig. 3, 8 and 9, the cutting mechanism 2 includes a cutter supporting seat 22, a feeding transmission mechanism 23, a cutter return spring 24 and a first fixing seat 25; the first fixing seat 25 is fixedly connected with the frame 1. The disc cutter 21 is mounted on the cutter support 22 and is rotated by a cutter motor 26, preferably the cutter motor 26 rotates the disc cutter 21 by a belt. The cutter supporting seat 22 is slidably mounted on the first fixing seat 25, and one end of the cutter restoring spring 24 is connected to the cutter supporting seat 22, and the other end is connected to the first fixing seat 25, and is configured to pull the cutter supporting seat 22 away from the nib. The cam shaft 321 is further provided with a third cam 27, the third cam 27 is matched with the feeding transmission mechanism 23, and when the third cam 27 rotates, the feeding transmission mechanism 23 drives the cutter supporting seat 22 to feed along the radial direction of the disc cutter 21 towards the direction close to the pen point pressing mechanism 5.

The feeding transmission mechanism 23 comprises a nut 231 fixedly connected with the cutter supporting seat 22, a screw rod 232 matched with the nut 231, a central shaft of the screw rod 232 is perpendicular to a central shaft of the disc cutter 21, a sleeve 234 is sleeved at one end of the screw rod 232 far away from the cutter supporting seat 22, the upper end of the sleeve 234 is contacted and matched with the third cam 27 through a follower 235, when the third cam 27 rotates, the sleeve 234 is driven to axially move through the follower 235, and mutually matched limiting structures are respectively arranged on the sleeve 234 and the screw rod 232, so that the sleeve 234 is driven to synchronously axially move when moving far away from the cutter supporting seat 22, and further the nut 231 and the cutter supporting seat 22 are driven to perform feeding motion.

Preferably, the cutting mechanism 2 further comprises a cutter compensation mechanism 28. With the abrasion of the disc cutter 21, the feeding amount of the disc cutter 21 is gradually reduced during cutting, and the abrasion of the cutter can be compensated by arranging the cutter compensation mechanism 28, so that the cutting depth is ensured. Specifically, the tool compensation mechanism 28 includes a position sensor 281, a compensation motor 282, a drive gear 283, and a coupling 284. The position sensor 281 is used for detecting the position of the disc cutter 21, and includes a photo emitter and a photo receiver which are mounted on the fixing plate 311, the mounting positions of which are related to the feeding amount of the disc cutter 21, and which can just block the signal transmission between the photo emitter and the photo receiver when the disc cutter 21 is cut to the maximum depth when the disc cutter 21 is not worn. When the disc cutter 21 is worn to a certain extent, the compensation motor 282 is started, and the lead screw 232 is driven to rotate through the transmission gear 283 and the coupler 284, so that the cutter supporting seat 22 moves towards the direction close to the pen point pressing mechanism 5 to compensate for the wear of the disc cutter 21.

As shown in fig. 10 and 11, the nib pressing mechanism 5 includes a second fixing base 51, a pressing lever 52, a pushing block 53, a third swing lever 54, and a fourth cam 55. At least one groove on the fixing plate 311 is a positioning groove 311b, and the shape of the positioning groove 311b is matched with the shape of the nib, so that the nib can be prevented from moving in the positioning groove 311 b. The second fixing seat 51 is fixedly connected with the frame 1. The pressing rod 52 can swing up and down, one end of the pressing rod 52 is used for being matched with the positioning groove 311b so as to press the pen point in the positioning groove 311b, and the other end of the pressing rod 52 is rotationally connected with the second fixing seat 51. The pushing block 53 is slidably mounted on the second fixing seat 51, a wedge-shaped protrusion is provided on the upper surface of the pushing block 53 and is in contact with the pressing rod 52, preferably, a roller is provided on the pressing rod 52 for contacting with the protrusion on the pushing block 53, and the pushing block 53 drives the pressing rod 52 to swing upwards through horizontal sliding. The middle part of the third swinging rod 54 is rotatably connected with the second fixing seat 51 or the frame 1, and is preferably connected with the second fixing seat 51. The fourth cam 55 is mounted on the cam shaft 321, the lower end of the third swinging rod 54 is in contact fit with the fourth cam 55, the upper end of the third swinging rod is in contact fit with the pushing block 53, and when the fourth cam 55 rotates, the pushing block 53 is driven to horizontally slide by the third swinging rod 54.

The grasping unit 33 includes a pen tip translation mechanism and a pen tip lifting mechanism.

As shown in fig. 12, the pen tip translation mechanism includes a chute 331 connected to the discharge port of the vibration plate 4, a pushing plate 332 disposed at the outlet side of the chute 331 and slidably engaged with the chute 331, and a first driving cylinder 335 for driving the pushing plate 332 to slide. Preferably, a notch is provided on the side of the pushing plate 332 facing the chute 331, and when the pushing plate 332 stays in the notch aligned with the chute 331, the nib will enter the notch, and then the first driving cylinder 335 drives the pushing plate 332 to move toward the fixing plate 311 and stop under the nib lifting mechanism.

The pen tip lifting mechanism comprises a vacuum suction head 334 and a second driving cylinder 333, wherein the vacuum suction head 334 is fixed on a push rod of the second driving cylinder 333 and provided with a downward extending vacuum suction pipe 334a, and the vacuum suction pipe 334a is connected with a vacuum generating device through a hose. The second driving cylinder 333 drives the vacuum suction head 334 to reciprocate above the push plate 332 and the fixed plate 311, and the vacuum suction head 334 has a first position where the vacuum suction head 334a sucks the pen tip pushed out by the push plate 332 and a second position where the vacuum suction head 334a releases the pen tip and falls into the recess 311a on the fixed plate 311.

The working process of the invention is as follows: firstly, the nib is output from a discharge hole of the vibration disc 4, then the push plate 332 is driven by the first driving cylinder 335 to move forwards, the single nib is pushed to the lower part of the nib lifting mechanism, the pipe mouth of the vacuum suction pipe 334a is opposite to the nib, then the vacuum generating device generates negative pressure in the vacuum suction pipe 334a to absorb the nib, the second driving cylinder 333 drives the vacuum suction head 334 to move to the upper part of the fixed plate 311, then the nib is released, the nib falls into a groove 311a of the fixed plate 311, the main motor 34 drives the cam shaft 321 to rotate, the movable plate 312 continuously moves along a circular track, the nib in the groove 311a is lifted out and moves forwards to be placed in the next groove 311a, the movable plate 312 moves for one cycle, the nib advances to one groove, the movable plate 312 lifts the nib upwards, the pressing rod 52 synchronously moves downwards when the movable plate 312 moves downwards, and one end of the pressing rod 52 is pressed on the positioning groove 311 b; when the nib enters the positioning groove 311b, the nib is pressed and fixed by the pressing rod 52, then the high-speed rotating disc cutter 21 is contacted with the nib and cuts the nib, the cut nib is ejected out of the positioning groove 311b by the movable plate 312, finally falls from the fixed plate 311 and falls into the blanking bin, and the cutting is completed.

While the foregoing is directed to embodiments of the present invention, it will be appreciated by those skilled in the art that various changes and modifications can be made without departing from the principles of the invention, and it is intended to cover the invention as defined in the appended claims.

Claims

1. A nib slotting machine which is characterized in that: comprises a frame;

the nib conveying mechanism is connected with the discharge port of the vibration disc and is configured to convey the nib output by the vibration disc to the nib pressing mechanism, and the nib conveying mechanism also outputs the cut nib to the outside of the device;

And a control system for controlling the operation of the mechanism;

The pen point conveying mechanism comprises a power unit, a transmission unit, a grabbing unit and an intermittent conveying unit; the grabbing unit is configured to move the pen point output by the vibration disc onto the intermittent conveying unit; the intermittent conveying unit conveys the pen point along a straight line and comprises a pair of fixed plates, a plurality of grooves for accommodating the pen point are arranged on the fixed plates, a movable plate is further arranged between the two fixed plates, and the movable plate continuously supports the pen point out of the grooves and moves towards the direction of the pen point pressing mechanism through periodical movement between the two fixed plates;

the power unit drives the movable plate to do periodic motion through the transmission unit;

The power unit is a main motor, and a driving belt wheel is arranged on a rotating shaft of the main motor;

the movable plate is matched with the cam group through the swing rod group, and the swing rod group is driven to swing when the cam group rotates and drives the movable plate to do periodic motion;

The cutting mechanism comprises a cutter supporting seat, a feeding transmission mechanism, a cutter reset spring and a first fixing seat; the first fixing seat is fixedly connected with the frame; the disc cutter is arranged on the cutter supporting seat and is driven to rotate by a cutter motor, the cutter supporting seat is slidably arranged on the first fixing seat, one end of the cutter reset spring is connected with the cutter supporting seat, and the other end of the cutter reset spring is connected with the first fixing seat and is configured to pull the cutter supporting seat in a direction away from the pen point; the cam shaft is also provided with a third cam which is matched with the feeding transmission mechanism, and when the third cam rotates, the feeding transmission mechanism drives the cutter supporting seat to feed along the radial direction of the disc cutter to the direction close to the nib pressing mechanism;

the nib pressing mechanism includes a nib pressing mechanism,

The second fixing seat is fixedly connected with the frame;

2. A nib slotting machine according to claim 1 wherein: the movable plate moves along the length direction of the fixed plate in a circular track.

3. A nib slotting machine according to claim 2 wherein: the cam group comprises a first cam and a second cam, and the second cam is an end cam; the swinging rod group comprises a first swinging rod and a second swinging rod which are mutually perpendicular; the first cam is in contact fit with the first swing rod and drives the movable plate to move up and down through the first swing rod; the second cam is in contact fit with the second swing rod and drives the movable plate to move left and right through the second swing rod;

4. A nib slotting machine according to claim 1 wherein: the grabbing unit comprises a pen point translation mechanism and a pen point lifting mechanism;

the pen point lifting mechanism comprises a pen point lifting mechanism body,

5. A nib slotting machine according to claim 1 wherein: the control system is a PLC control system and is electrically connected with the cutting mechanism, the nib pressing mechanism, the vibration disc and the nib conveying mechanism respectively.