CN218427324U

CN218427324U - Quick high-precision grinding mechanism for pen core

Info

Publication number: CN218427324U
Application number: CN202222874564.0U
Authority: CN
Inventors: 刘观春; 梁子洲; 麦庆庆
Original assignee: Heshan Clivia Paint Co ltd
Current assignee: Heshan Clivia Paint Co ltd
Priority date: 2022-10-27
Filing date: 2022-10-27
Publication date: 2023-02-03
Anticipated expiration: 2032-10-27

Abstract

The utility model discloses a quick high accuracy of refill grinds flat mechanism, construct and grind flat mechanism including frame, refill fixed establishment is used for fixed refill, grinds flat mechanism and is equipped with towards one side of refill fixed establishment and grinds flat cutter. The technical scheme of the utility model among, refill fixed establishment and grinding flat mechanism accomplish in coordination to the fixed of refill and grind flat operation, during concrete operation, insert the refill and fix behind refill fixed establishment, can accomplish follow-up tool setting, top through the automatic operation of leaning on and grinding flat of predetermined processing parameter, structural design is simple reasonable and operation degree of automation is high. And, compare in prior art will realize grinding the structural design mode of all functions of flat refill and concentrate on same mechanism, the utility model discloses can be convenient for numerical control machining center control each mechanism and divide the worker's operation and finally accomplish in coordination and grind flat operation, be difficult for appearing single mechanism and set up technical problem such as complicacy and process confusion, can show the improvement to the grinding precision and the efficiency of grinding of refill.

Description

Quick high-precision grinding mechanism for pen core

Technical Field

The utility model relates to a pencil refill processing technology field especially relates to a quick high accuracy of refill grinds flat mechanism.

Background

The pencil hardness detection device is a device for measuring the hardness of a coating film and a material surface (such as ABS and PC/ABS) by using a pencil hardness label, and the pencil hardness detection device needs to grind a pencil core head to ensure the test accuracy before use. At present, the most of the polishing of the pencil lead head adopts pure manual operation, a user directly holds the pencil to polish on an abrasive paper isoplanar to form a plane, time and labor are wasted, and the polishing precision cannot be guaranteed, so that the accuracy of subsequent hardness testing is influenced.

Some technical schemes for achieving the purpose of flattening a pencil through equipment are also disclosed in the prior art, for example, chinese patent document with publication number CN209426437U discloses a pencil sharpening device, which includes a support frame and a horizontal plate, wherein abrasive paper is arranged on the horizontal plate, a plurality of through holes for the pencil to vertically pass through are arranged on a cross bar of the support frame, and the tip of a pencil lead can be flattened by adjusting a first hand wheel and a second hand wheel on the support frame. Compare in the manual work hand-held pencil of tradition and polish the operation mode of refill, the straightness that hangs down between pencil and the abrasive paper can be ensured to above structural design mode, and then improves the flat precision of grinding of refill, nevertheless also has following defect and not enough:

in the structural design mode, before the grinding operation, the pen cores are sequentially inserted into the through holes of the cross rod, then the bolts are screwed down to fix the pen cores, then the second screw rod is rotated to enable the pen cores to be in contact with and pressed tightly by abrasive paper on the horizontal plate, and finally the first screw rod is rotated to drive the plurality of pen cores on the cross rod to rotate on the abrasive paper to finish the grinding operation of the tip ends of the pen cores, namely, the fixing, pressing and rotating operations of the pen cores are finished by manual operation, so that the automation degree is low and the operation efficiency is low; in addition, in the actual operation process, the situations that the pencil core is loosened due to the fact that a bolt is not screwed up, abrasive paper is not completely pressed by the plurality of pencil cores due to the fact that the second screw rod is not rotated in place, the tip part of the pencil core is not completely ground due to the fact that the first screw rod is not rotated in place and the like inevitably occur, the phenomenon that the pencil core is ground more and more or the pencil core is not completely ground and leveled occurs, and further the subsequent pencil hardness testing accuracy is influenced.

Therefore, the pen core grinding mechanism with high grinding precision and high automation degree needs to be invented in the prior art.

SUMMERY OF THE UTILITY MODEL

In order to overcome above-mentioned prior art the technical problem that the flat precision is not high and degree of automation is low, the utility model provides a quick high accuracy of refill grinds flat mechanism, this quick high accuracy of refill grinds flat mechanism has that structural design is simple reasonable, easy and simple to handle, degree of automation is high, operating efficiency is high and grind characteristics such as flat precision height.

The utility model discloses a solve the technical scheme that its problem adopted and be:

a quick high accuracy of refill grinds flat mechanism, it includes:

the top of the rack is fixedly provided with a first sliding rail extending along the Y-axis direction and a second sliding rail extending along the X-axis direction;

the pen refill fixing mechanism is fixedly arranged on the first base, a plurality of first sliding seats are fixedly arranged at the bottom of the first base, and the first sliding seats are slidably connected with the first sliding rails;

the grinding mechanism is fixedly arranged on the second base, a plurality of second sliding seats are fixedly arranged at the bottom of the second base, and the second sliding seats are slidably connected with the second sliding rails;

the pen refill fixing mechanism is used for fixing a pen refill, and one side, facing the pen refill fixing mechanism, of the grinding mechanism is provided with a rotatable grinding cutter.

Furthermore, the top of first base is fixed and is equipped with the spirit level, the spirit level include the instrument body and the spherical groove that sets up on the instrument body, the inside of spherical groove is equipped with the pearl body.

In the first embodiment of the present invention, a technical solution is disclosed for how to specifically drive the rotation of the smoothing tool.

The top of the second base is also provided with a first servo motor, and the output end of the first servo motor is fixedly connected with a first transmission wheel; a rotatable first rotating shaft is arranged in the grinding mechanism, one end of the first rotating shaft is fixedly connected with the grinding cutter, and the other end of the first rotating shaft is fixedly connected with a second driving wheel; the first transmission wheel and the second transmission wheel are connected through a first transmission belt.

In a second embodiment of the present invention, a technical solution for driving the second base to move along the X-axis direction is disclosed.

The top of the rack is rotatably provided with a screw rod extending along the X-axis direction, the bottom of the second base is fixedly provided with a nut seat, and the screw rod penetrates through the nut seat and is in threaded connection with the nut seat.

Furthermore, one end, far away from the nut seat, of the screw rod is fixedly connected with a handle, and the handle is arranged on the outer side of the edge of the top of the rack.

In the third embodiment of the present invention, a technical solution for how to specifically drive the first base to move along the Y-axis direction is disclosed.

The quick high-precision pen refill grinding mechanism further comprises an eccentric motor and a pull rod, the eccentric motor is fixedly arranged on the side edge of the rack, one end of the pull rod is rotatably connected with an eccentric shaft of the eccentric motor, and the other end of the pull rod is rotatably connected with the first base.

The fourth embodiment of the present invention discloses a technical solution for how to realize the rotation of the driving cartridge and the setting of the specific structure of the cartridge fixing mechanism.

The pen refill rapid high-precision grinding mechanism further comprises a second servo motor, and the output end of the second servo motor is fixedly connected with a third driving wheel; the refill fixing mechanism comprises a shell fixedly arranged on the first base and a second rotating shaft rotatably arranged in the shell, a fourth driving wheel is fixedly arranged at one end of the second rotating shaft, and the other end of the second rotating shaft is used for fixing a refill; the third driving wheel and the fourth driving wheel are connected through a second conveying belt.

Furthermore, the refill fixing mechanism further comprises a conical elastic piece, a mounting hole for fixing the refill is formed in the middle of the conical elastic piece, a conical hole is formed in one end, far away from the fourth driving wheel, of the second rotating shaft, and the conical elastic piece is detachably inserted into the conical hole.

Further, the refill fixing mechanism further comprises a pressing cover and an external connecting piece, wherein the external connecting piece sequentially penetrates through the pressing cover and the shell so as to fixedly connect the pressing cover with the shell, and the conical elastic piece is tightly pressed in the conical hole.

Further, the external connecting piece comprises any one or more of a bolt, a screw or a screw.

To sum up, the utility model provides a quick high accuracy of refill grinds flat mechanism compares in prior art, has following technological effect at least:

1) The utility model provides an among the quick high accuracy of refill grinds flat mechanism, refill fixed establishment and grind flat mechanism in coordination and accomplish the fixed of refill and grind flat operation, during specific operation, insert the refill and fix behind refill fixed establishment's mounting hole, can pass through the automatic subsequent tool setting of accomplishing of the preset machining parameter of numerical control machining center, the top is leaned on and grinds flat operation, need not the manual work and tighten bolt fastening refill, the manual work is rotated the lead screw and is compressed tightly refill and manual work is rotated the lead screw and is driven the refill and rotate the operation such as, structural design is simple reasonable and operation degree of automation is high, can avoid because of the low and mill flat inefficiency scheduling technical problem of the mill flat precision of manual operation result in.

2) In the quick high-precision grinding mechanism for the pen core, the pen core fixing mechanism is used for inserting the pen core and fixing the pen core, and the position of the pen core in the Y-axis direction is adjusted under the sliding action force between the first sliding seat and the first sliding rail, so that the pen core is aligned with a grinding tool (and is subjected to tool setting operation); the grinding mechanism finishes the position adjustment operation of the grinding cutter in the X-axis direction under the sliding acting force between the second sliding seat and the second sliding rail, so that the pen core is pressed on the end surface of the grinding cutter (namely, the propping operation of the pen core is finished), and the grinding operation of the end part of the pen core is finished in the rotating process of the grinding cutter; among the above structural design mode, refill fixed establishment only is used for accomplishing the fixed of refill and tool setting operation, grinds flat mechanism and is used for accomplishing the top of refill and lean on and grind flat operation, compare in prior art will realize grinding flat all functions of refill and concentrate on the structural design mode of same mechanism (as in prior art support frame), the utility model discloses a set up and grind flat mechanism and refill fixed establishment etc. can be convenient for numerical control machining center control each mechanism and divide the worker operation and finally accomplish the operation of grinding flat to the refill in coordination, be difficult for appearing leading to single mechanism to set up complicated and process confusion scheduling technical problem when same mechanism with all functions and process integration, can show improvement to the grinding flat precision and the grinding flat efficiency of refill.

Drawings

FIG. 1 is a front view of the fast high-precision grinding mechanism for pen core of the present invention;

FIG. 2 is a top view of the refill rapid high-precision grinding mechanism of the present invention;

FIG. 3 is a first side view of the refill rapid high-precision grinding mechanism of the present invention;

FIG. 4 is a second side view of the refill rapid high-precision grinding mechanism of the present invention;

FIG. 5 is a schematic structural view of the fast high-precision pen core leveling mechanism of the present invention;

fig. 6 is a sectional view of the cartridge fixing mechanism of the present invention;

wherein the reference numerals have the following meanings:

1. a frame; 11. a first slide rail; 12. a second slide rail; 2. a first base; 21. a first slider; 22. a level gauge; 3. a cartridge fixing mechanism; 31. a housing; 32. a second rotating shaft; 33. a fourth transmission wheel; 34. a tapered resilient member; 35. mounting holes; 36. a gland; 4. a second base; 41. a second slide carriage; 5. a grinding mechanism; 51. grinding a cutter; 6. a first servo motor; 61. a first conveyor belt; 7. a screw rod; 71. a handle; 8. an eccentric motor; 81. a pull rod; 9. a second servo motor; 91. a second conveyor belt.

Detailed Description

For better understanding and implementation, 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.

In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

Referring to fig. 1-5, according to the embodiment of the present invention, the quick high-precision pen refill grinding mechanism includes a frame 1, and a first slide rail 11 extending along the Y-axis direction and a second slide rail 12 extending along the X-axis direction are fixed on the top of the frame 1. The first slide rail 11 is used for realizing the position adjustment operation of the pen core fixing mechanism 3 in the X-axis direction, and the second slide rail 12 is used for realizing the position adjustment operation of the grinding mechanism 5 in the Y-axis direction.

The quick high-precision pen refill grinding mechanism further comprises a first base 2 and a pen refill fixing mechanism 3, the pen refill fixing mechanism 3 is fixedly arranged on the first base 2, a plurality of first sliding seats 21 are fixedly arranged at the bottom of the first base 2, and the first sliding seats 21 are slidably connected with the first sliding rails 11. The pen core fixing mechanism 3 is used for inserting and fixing the pen core a, and the position adjustment operation of the pen core a in the Y-axis direction is completed under the sliding acting force between the first sliding seat 21 and the first sliding rail 11, so that the pen core a is aligned with the flat grinding tool 51 (and the tool setting operation).

The quick high-precision pen refill grinding mechanism further comprises a second base 4 and a grinding mechanism 5, the grinding mechanism 5 is fixedly arranged on the second base 4, a plurality of second sliding seats 41 are fixedly arranged at the bottom of the second base 4, and the second sliding seats 41 are slidably connected with the second sliding rails 12. The leveling mechanism 5 performs the position adjustment operation of the leveling tool 51 in the X-axis direction under the sliding action force between the second slide 41 and the second slide rail 12, so that the pen core a is pressed against the end surface of the leveling tool 51 (i.e., the abutting operation of the pen core a is performed), and the leveling operation of the end portion of the pen core a is performed during the rotation of the leveling tool 51.

In the technical scheme of this embodiment, refill fixed establishment 3 only is used for accomplishing refill an's fixed and tool setting operation, grinds flat mechanism and is used for accomplishing to refill an's top lean on and grind flat operation, compare in prior art and concentrate on the structural design mode of same mechanism (as in prior art) with all functions that realize grinding flat refill, the utility model discloses can be convenient for numerical control machining center control refill fixed establishment 3 and grind flat mechanism 5 and divide the labour's operation and finally accomplish the operation of grinding flat to the refill in coordination, be difficult for appearing leading to single mechanism to set up technical problem such as complicated and process confusion when same mechanism with all functions and process integration, can show improvement to refill an's grinding precision and grinding flat efficiency.

More specifically, after the pen core a is inserted into and fixed in the mounting hole of the pen core fixing mechanism, subsequent pen core tool setting, pen core abutting and pen core leveling operations can be automatically completed through preset processing parameters of the numerical control processing center, operations such as manual screwing of a bolt for fixing the pen core, manual rotation of a screw rod for pressing the pen core or manual rotation of the screw rod for driving the pen core to rotate are not needed, the structural design is simple and reasonable, the automation degree of operation is high, and the leveling precision and the leveling efficiency of a workpiece a can be remarkably improved.

Further, as shown in fig. 1 and fig. 2, a level 22 is fixedly disposed on the top of the first base 2, the level 22 includes an instrument body and a spherical groove disposed on the instrument body, and a bead is disposed inside the spherical groove. The level gauge 22 is used for an operator to visually check the levelness of the plane where the first base 2 is located, so that the pen core a on the pen core fixing mechanism 3 is perpendicular to the grinding surface of the grinding cutter 51, and the pen core a is ground to be flat.

More specifically, the level 22 may be constructed as is commercially available in the art, and in this embodiment, for simplicity, the level 22 is constructed as a spherical recess and a bead that rolls freely within the spherical recess.

Example 1

In the first embodiment of the present invention, a technical solution is disclosed as to how to specifically drive the rotation of the smoothing tool 51.

Referring to fig. 1 to 5, in the technical solution of this embodiment, a first servo motor 6 is further disposed on the top of the second base 4, and a first driving wheel (not shown) is fixedly connected to an output end (i.e., an output shaft) of the first servo motor 6. A rotatable first rotating shaft (not shown in the figure) is arranged inside the grinding mechanism 5, one end of the first rotating shaft is fixedly connected with the grinding tool 51, and the other end of the first rotating shaft is fixedly connected with a second driving wheel (not shown in the figure). The first driving wheel and the second driving wheel are connected through a first conveyor belt 61. Specifically, when the first servo motor 6 is started, the first rotating shaft can rotate through the transmission action of the first transmission wheel, the first conveyor belt 61 and the second transmission wheel, and then the grinding operation of the pen refill a can be completed by the rotation of the grinding cutter 5. Can avoid the output of first servo motor 6 and grind the coaxial setting of the first pivot of flat mechanism 5 (this structural design mode occupies very big space in X axle direction) through the connected mode of first conveyer belt 61, thereby make the utility model discloses a quick high accuracy of refill grinds flat mechanism and sets up compactly rationally, saves installation space and usage space.

More specifically, the first driving wheel and the second driving wheel may employ belt pulleys, and the first belt 61 may employ a belt; alternatively, the first and second driving wheels may employ sprockets, and the first belt 61 may employ a chain.

Example 2

In the second embodiment of the present invention, a technical solution for how to specifically drive the second base 4 to move along the X-axis direction is disclosed.

In the technical solution of this embodiment, a screw rod 7 extending along the X-axis direction is rotatably disposed on the top of the machine frame 1, a nut seat (not shown in the figure) is fixedly disposed on the bottom of the second base 4, and the screw rod 7 passes through the nut seat and is in threaded connection with the nut seat. Wherein, the periphery side of the screw mandrel 7 is provided with an external thread, the nut seat is provided with a through hole, an internal thread is arranged in the through hole, the screw mandrel 7 can be in threaded connection with the nut seat after passing through the through hole, and the second base 4 can be driven to reciprocate along the X-axis direction by rotating the screw mandrel 7, so that the compression joint between the grinding cutter 51 on the grinding mechanism 5 and the pen core a on the pen core fixing mechanism 3 is pressed against and operated.

In a preferable scheme of the embodiment, a handle 71 is fixedly connected to one end of the screw rod 7 away from the nut seat, and the handle 71 is arranged outside the top edge of the machine frame 1. Specifically, the handle 71 is also called a hand wheel, so that an operator can conveniently hold the handle 71 by hand and rotate the handle 71, thereby driving the screw rod 7 to synchronously rotate, and finally realizing the horizontal movement of the grinding tool 51 in the X-axis direction. More specifically, because the handle 71 is arranged outside the top edge of the rack 1, the structural design mode can facilitate the user to detach, replace and maintain the handle 71 on the screw rod 7, the size of the installed handle 71 is not limited by the distance between the screw rod 7 and the rack 1, and the structural design is simple and reasonable.

Example 3

In the third embodiment of the present invention, a technical solution of how to specifically drive the first base 2 to move along the Y-axis direction is disclosed.

Referring to fig. 1 to 5, in the technical solution of this embodiment, the refill rapid high-precision grinding mechanism further includes an eccentric motor 8 and a pull rod 81, the eccentric motor 8 is fixedly disposed on a side of the rack 1, one end of the pull rod 81 is rotatably connected to an eccentric shaft of the eccentric motor 8, and the other end is rotatably connected to the first base 2. In an initial state, the pull rod 81 extends along the Y-axis direction, and when the eccentric motor 8 is started, the eccentric shaft can be driven to eccentrically rotate, so that the pull rod 81 is driven to reciprocally swing, and thereby the first base 2 is driven to reciprocally move, so that the position of the first base 2 in the Y-axis direction is adjusted, and the tool setting operation of the pen core a is completed.

Example 4

The fourth embodiment of the present invention discloses a technical solution for how to realize the rotation of the driving cartridge a and the specific structure setting of the cartridge fixing mechanism 3.

Referring to fig. 1 and 6, in the technical solution of this embodiment, the pen core rapid high-precision grinding mechanism further includes a second servo motor 9, and an output end of the second servo motor 9 is fixedly connected with a third transmission wheel (not shown in the figure). The pen core fixing mechanism 3 comprises a housing 31 fixedly arranged on the first base and a second rotating shaft 32 rotatably arranged in the housing 31, wherein one end of the second rotating shaft 32 is fixedly provided with a fourth transmission wheel 33, and the other end of the second rotating shaft is used for fixing the pen core a. Wherein, the third transmission wheel and the fourth transmission wheel 33 are connected through a second transmission belt 91. Specifically, in a scene of partially grinding and processing the pen core a with high hardness, the grinding requirement is difficult to be met only by the power of the first servo motor 6, or long grinding time is needed, so that the operation efficiency is low. Therefore, the second servo motor 9 can be started, the second rotating shaft 32 is rotated by the transmission action of the third transmission wheel, the second transmission belt 91 and the fourth transmission wheel 33, and the pen core a is driven to rotate, and the rotation direction of the pen core a is opposite to the rotation direction of the grinding cutter 51, so that the grinding operation of the pen core a is completed under the rotation of the grinding cutter 51. Wherein, the connected mode through second conveyer belt 91 can avoid the output of second servo motor 9 and the coaxial setting of second pivot 61 of refill fixed establishment (this structural design mode occupies very big space in X axle direction), further makes the utility model discloses a quick high accuracy of refill grinds flat mechanism and sets up compactly rationally, saves installation space and usage space.

More specifically, the third transmission wheel and the fourth transmission wheel 33 may employ belt pulleys, and the second transmission belt 91 may employ a belt; alternatively, the third and

fourth transmission wheels

33 and 91 may employ sprockets and a chain.

Referring to fig. 6, in a preferred embodiment of the present invention, the refill fixing mechanism 3 further comprises a conical elastic member 34, a mounting hole 35 for fixing the refill a is formed in the middle of the conical elastic member 34, a conical hole (not shown) is formed in an end of the second rotating shaft 32 away from the fourth transmission wheel 33, and the conical elastic member 34 is detachably inserted into the conical hole. Specifically, the tapered hole in the second spindle 32 has a tapered hole body structure in which the opening size gradually increases from the fourth transmission wheel 33 to the pen core a, and the tapered elastic member 34 has a deformable elastic structure, and the size of the tapered hole is slightly larger than that of the tapered hole before the tapered hole is placed. When the pen core a is installed, the pen core a is firstly inserted into the installation hole 35 of the conical elastic piece 34, and then the conical elastic piece 34 is inserted into the conical hole; in the inserting process, under the extrusion acting force of the inner wall of the conical hole, the conical elastic piece 34 contracts inwards and clamps the pen core a, when the elastic conical piece 34 is completely inserted into the conical hole, the pen core a cannot rotate relative to the conical elastic piece 34 under the extrusion acting force of the conical elastic piece 34, at the moment, the mounting and fixing operation of the pen core a on the pen core fixing mechanism 3 is completed, and the pen core fixing mechanism is simple and reasonable in structural design and simple and convenient to operate.

Referring to fig. 6, in another preferred embodiment of the present invention, the pen core fixing mechanism 3 further includes a pressing cover 36 and an external connecting member (not shown in the figure), the external connecting member sequentially passes through the pressing cover 36 and the housing 31 to fixedly connect the pressing cover 36 and the housing 31, and the tapered elastic member 34 is tightly disposed in the tapered hole. During specific installation, the external connecting piece sequentially penetrates through the edge part of the pressing cover 36 and the shell 31, so that the pressing cover 36 can be fixedly installed on the shell 31, the middle position of the pressing cover 36 is abutted against the conical elastic piece 34 and is pressed in the conical hole of the second rotating shaft 32, and finally, the installation and fixation operation of the pen core a is completed.

Still further, the external connecting member includes any one or more of a bolt, a screw or a screw.

To sum up, the utility model provides a refill fixed establishment 3 and grind flat mechanism 5 are used for accomplishing in coordination to refill a's fixed and grind flat operation, during concrete operation, insert and fix refill an behind refill fixed establishment 3's mounting hole 35, can pass through the automatic subsequent tool setting of accomplishing of preset machining parameter of numerical control machining center, the top is leaned on and grinds flat operation, need not the manual work and screw up the bolt fastening refill, the manual work is rotated the lead screw and is compressed tightly refill an and manual work and rotate the lead screw and drive operations such as refill rotation, the simple reasonable and operation degree of automation height of structural design, can avoid because of the low and mill flat technical problem such as inefficiency of the mill flat precision that manual operation leads to. Further, the pen core fixing mechanism 3 is used for inserting and fixing the pen core a, and completing the position adjustment operation of the pen core a in the Y-axis direction under the sliding force between the first slide 21 and the first slide rail 11, so that the pen core a is aligned with the flat grinding cutter 51 (and the cutter setting operation); the leveling mechanism 5 performs the operation of adjusting the position of the leveling tool 51 in the X-axis direction under the sliding action force between the second slider 41 and the second slide rail 12, so that the pen core a is pressed against the end surface of the leveling tool 51 (i.e., the operation of abutting the pen core a is performed), and the operation of leveling the end of the pen core a is performed during the rotation of the leveling tool 51.

In above structural design mode, refill fixed establishment 3 only is used for accomplishing refill an's fixed and tool setting operation, grinds flat mechanism 5 and is used for accomplishing the top to refill an and grind flat operation, compare in prior art with all functions of realizing grinding flat refill concentrate on the structural design mode of same mechanism (as in prior art support frame), the utility model discloses a set up and grind flat mechanism 5 and refill fixed establishment 4 etc. can be convenient for numerical control machining center control each mechanism and divide the labour operation and finally accomplish the operation of grinding flat to refill an in coordination, be difficult for appearing leading to single mechanism to set up technical problem such as complicacy and process confusion when same mechanism with all functions and process integration to show improvement to refill an's grinding precision and grinding flat efficiency.

The technical means disclosed by the scheme of the present invention is not limited to the technical means disclosed by the above embodiments, but also includes the technical scheme formed by combining the above technical features at will. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, several improvements and modifications can be made, and these improvements and modifications are also considered as the protection scope of the present invention.

Claims

1. The utility model provides a quick high accuracy of refill grinds flat mechanism which characterized in that includes:

2. The quick high-precision pen core grinding mechanism according to claim 1, characterized in that a level gauge is fixedly arranged at the top of the first base, the level gauge comprises an instrument body and a spherical groove arranged on the instrument body, and a bead body is arranged inside the spherical groove.

3. The quick high-precision pen core grinding mechanism according to claim 1, characterized in that a first servo motor is further arranged at the top of the second base, and a first driving wheel is fixedly connected to an output end of the first servo motor; a rotatable first rotating shaft is arranged in the grinding mechanism, one end of the first rotating shaft is fixedly connected with the grinding cutter, and the other end of the first rotating shaft is fixedly connected with a second driving wheel; the first driving wheel and the second driving wheel are connected through a first conveyor belt.

4. The quick high-precision pen core grinding mechanism according to claim 1, characterized in that a lead screw extending along the X-axis direction is rotatably arranged at the top of the rack, a nut seat is fixedly arranged at the bottom of the second base, and the lead screw penetrates through the nut seat and is in threaded connection with the nut seat.

5. The quick high-precision pen core grinding mechanism according to claim 4, characterized in that a handle is fixedly connected to one end of the screw rod, which is far away from the nut seat, and the handle is arranged outside the top edge of the rack.

6. The quick high-precision pen refill grinding mechanism according to claim 1, further comprising an eccentric motor and a pull rod, wherein the eccentric motor is fixedly arranged on the side edge of the rack, one end of the pull rod is rotatably connected with an eccentric shaft of the eccentric motor, and the other end of the pull rod is rotatably connected with the first base.

7. The quick high-precision pen refill grinding mechanism according to claim 1, characterized by further comprising a second servo motor, wherein a third driving wheel is fixedly connected to an output end of the second servo motor; the refill fixing mechanism comprises a shell fixedly arranged on the first base and a second rotating shaft rotatably arranged in the shell, a fourth driving wheel is fixedly arranged at one end of the second rotating shaft, and the other end of the second rotating shaft is used for fixing a refill; the third driving wheel and the fourth driving wheel are connected through a second conveying belt.

8. A refill rapid high-precision grinding mechanism according to claim 7, wherein the refill fixing mechanism further comprises a conical elastic member, a mounting hole for fixing a refill is formed in the middle of the conical elastic member, a conical hole is formed in one end, away from the fourth transmission wheel, of the second rotating shaft, and the conical elastic member is detachably inserted into the conical hole.

9. A pen core rapid high-precision grinding mechanism according to claim 8, characterized in that the pen core fixing mechanism further comprises a gland and an external connecting piece, the external connecting piece sequentially penetrates through the gland and the housing to fixedly connect the gland and the housing, and the conical elastic piece is arranged in the conical hole in a pressing mode.

10. The quick high-precision pen core grinding mechanism according to claim 9, characterized in that the external connecting piece comprises any one or more of a bolt, a screw or a screw.