CN112476074B

CN112476074B - Knife sharpening device of numerical control knife sharpening machine tool

Info

Publication number: CN112476074B
Application number: CN202011106271.7A
Authority: CN
Inventors: 陈吟明; 储进
Original assignee: Jiangsu Tengfei Cnc Machinery Co ltd
Current assignee: Jiangsu Tengfei Cnc Machinery Co ltd
Priority date: 2020-10-16
Filing date: 2020-10-16
Publication date: 2022-09-16
Anticipated expiration: 2040-10-16
Also published as: CN112476074A

Abstract

The invention discloses a knife sharpening device of a numerical control knife sharpening machine tool, which comprises a fixing mechanism, a knife sharpening component and a fixing component, wherein the knife sharpening component is arranged at the top of the front surface of the fixing mechanism, and the fixing component is arranged at the bottom of the front surface of the fixing mechanism; knife sharpening assembly includes the cavity box, driving motor, the dwang, the bistrique, stop gear, the top of cavity box cavity is equipped with driving motor, the one end of driving motor output shaft is provided with the dwang, inside through at the cavity box is provided with knife sharpening assembly, when the bistrique appears damaging, open the guard gate of cavity box surface and anticlockwise rotate the inside thread bush of cavity box and make the one end of threaded rod get into the inner chamber of gag lever post, thereby make the other end of gag lever post break away from the inside of gag lever post, the gag lever post when rotating the cover both sides all breaks away from the inside of gag lever post, staff alright change the bistrique, can effectual reduction staff carry out the time of spending to the bistrique in-process of changing, staff's work efficiency has been improved.

Description

Knife sharpening device of numerical control knife sharpening machine tool

Technical Field

The invention relates to a knife sharpening device of a numerical control knife sharpening machine tool.

Background

A tool is a tool used for cutting machining in machine manufacturing, and is also called a cutting tool. Most tools are machine tools, but also hand tools, and since tools used in machine manufacturing are basically used for cutting metal materials, the term "tool" is generally understood to mean a metal cutting tool. The cutting tools for cutting wood are called woodworking tools. Most cutters all match with corresponding equipment, when the process of processing to the cutter, need use the machine tool to polish one side of cutter sharp, ensure that the cutter can cut the device that corresponds.

In order to improve the efficiency of processing the cutter, most factories adopt an automatic numerical control cutter grinding machine, so that high-efficiency and accurate processing can be achieved, the quality of the cutter obtained after processing is higher, and the sales volume of the cutter is guaranteed.

The grinding device on present numerical control sharpedge grinding machine carries out long-time back of polishing to the cutter, and phenomenons such as damage appear easily to the grinding head of grinding device, and the staff need use professional instrument just can change it at the in-process of changing it, and the efficiency of changing the grinding head is on the low side, finally influences the machining efficiency of numerical control sharpedge grinding machine tool.

Disclosure of Invention

The invention provides a knife sharpening device of a numerical control knife sharpening machine tool, which solves the problems of long consumed time and low working efficiency when workers replace sharpeners in the prior art.

In order to solve the problems, the invention adopts the following technical scheme: a knife sharpening device of a numerical control knife sharpening machine tool comprises a numerical control machine tool, a knife sharpening component and a fixing mechanism, wherein the knife sharpening component is arranged at the top of the front face of the numerical control machine tool, and the fixing mechanism is arranged at the bottom of the front face of the numerical control machine tool;

the knife sharpening assembly comprises a hollow box, a driving motor, a rotating rod, a grinding head and a limiting mechanism, wherein the driving motor is arranged at the top of a cavity of the hollow box, one end of an output shaft of the driving motor is provided with the rotating rod, the bottom end of the rotating rod is provided with the grinding head, the top of the outer surface of the rotating rod is provided with the limiting mechanism, and the other end of the limiting mechanism is fixedly connected with the inner wall of the hollow box.

Preferably, stop gear is including rotating cover, connecting rod, threaded rod, thread bush, gag lever post and stop collar, the surface that rotates the cover is provided with the connecting rod, the one end of connecting rod is provided with the threaded rod, the one end of threaded rod is provided with the thread bush, one side of thread bush is equipped with the gag lever post, one side of gag lever post is equipped with the stop collar, the opposite side of stop collar with the inner wall fixed connection of well cavity box, it cup joints the surface at the commentaries on classics pole to rotate the cover rotation.

Preferably, the bottom of the front surface of the numerical control machine tool is provided with a groove, an inner cavity of the groove is provided with a fixing mechanism, one side of the bottom of the front surface of the numerical control machine tool is provided with a fixing frame, the inner cavity of the fixing frame is provided with a lower pressing plate, and the other side of the front surface of the lower pressing plate is provided with a bolt.

Preferably, a protection door is arranged on the front side of the hollow box, and a handle is arranged at the bottom of the front side of the protection door.

Preferably, a square groove is formed in the top end of the rotating rod, and an inner cavity of the square groove is matched with one end of the output shaft of the driving motor.

Preferably, the outer surface of the threaded sleeve is provided with anti-skidding threads, and internal threads on the threaded sleeve correspond to external threads on the threaded rod.

Preferably, the fixing mechanism comprises a fixing rod, a movable sleeve, a fixing block and a spring, the movable sleeve is arranged in the middle of the outer surface of the fixing rod, the fixing block is arranged on the outer surface of the movable sleeve, and the spring is arranged on one side of the movable sleeve.

The grinding head has the advantages that the grinding assembly is arranged in the hollow box, when the grinding head is damaged, the protective door on the outer surface of the hollow box is opened, the threaded sleeve in the hollow box is rotated anticlockwise, one end of the threaded rod enters the inner cavity of the limiting rod, the other end of the limiting rod is separated from the inner part of the limiting sleeve, when the limiting rods on the two sides of the rotating sleeve are separated from the inner part of the limiting sleeve, a worker can replace the grinding head, time spent by the worker in the process of replacing the grinding head can be effectively reduced, and working efficiency of the worker is improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic view of a numerically controlled machine tool according to the present invention;

FIG. 2 is a schematic view of the blank according to the present invention;

FIG. 3 is a schematic view of a spacing mechanism of the present invention;

FIG. 4 is a schematic view of a fastening mechanism of the present invention.

The reference numbers in the figures illustrate: 1. a numerical control machine tool; 2. a hollow box; 3. a drive motor; 4. rotating the rod; 5. grinding heads; 6. a limiting mechanism; 61. rotating the sleeve; 62. a connecting rod; 63. a threaded rod; 64. a threaded sleeve; 65. a limiting rod; 66. a limiting sleeve; 7. a groove; 8. a fixing mechanism; 81. fixing the rod; 82. a movable sleeve; 83. a fixed block; 84. a spring; 9. a fixed mount; 10. a lower pressing plate; 11. a bolt; 12. a guard gate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, a knife sharpening device of a numerical control knife sharpening machine tool comprises a numerical control machine tool 1, a knife sharpening assembly and a fixing mechanism 8, wherein the knife sharpening assembly is fixedly installed at the top of the front face of the numerical control machine tool 1, and the fixing mechanism 8 is fixedly installed at the bottom of the front face of the numerical control machine tool 1;

the sharpening component comprises a hollow box 2, a driving motor 3, a rotating rod 4, a grinding head 5 and a limiting mechanism 6, wherein the driving motor 3 is fixedly arranged at the top of a cavity of the hollow box 2, the rotating rod 4 is movably sleeved at one end of an output shaft of the driving motor 3, the grinding head 5 is fixedly connected to the bottom end of the rotating rod 4, the limiting mechanism 6 is fixedly arranged at the top of the outer surface of the rotating rod 4, and the other end of the limiting mechanism 6 is fixedly connected with the inner wall of the hollow box 2.

Wherein, stop gear 6 is including rotating cover 61, connecting rod 62, threaded rod 63, thread bush 64, gag lever post 65 and stop collar 66, the outer fixed surface of rotating cover 61 is connected with connecting rod 62, the one end fixedly connected with threaded rod 63 of connecting rod 62, the one end screw thread of threaded rod 63 has cup jointed thread bush 64, one side fixedly connected with gag lever post 65 of thread bush 64, stop collar 66 has been cup jointed in one side activity of gag lever post 65, the opposite side of stop collar 66 and the inner wall fixed connection of cavity box 2, it cup joints the surface at dwang 4 to rotate cover 61 and rotate, be convenient for better injectd the bistrique 5 that is located cavity box 2 inside, make things convenient for the staff to change it fast when bistrique 5 damages.

Wherein, the positive bottom of digit control machine tool 1 is seted up flutedly 7, and the inner chamber fixed mounting of recess 7 has fixed establishment 8, and one side fixed mounting of the positive bottom of digit control machine tool 1 has mount 9, and the inner chamber of mount 9 rotates and is connected with holding down plate 10, and the positive opposite side screw thread of holding down plate 10 has cup jointed bolt 11, has realized the injecing to fixed establishment 8, has reached better fixed effect.

Wherein, the front of hollow box 2 is fixed with guard gate 12, and the bottom of the front of guard gate 12 is installed with the handle.

Wherein, square groove has been seted up on the top of dwang 4, and the one end looks adaptation of the inner chamber in square groove and 3 output shafts of driving motor, be convenient for better link together driving motor 3 with dwang 4, reached better linkage effect.

The outer surface of the threaded sleeve 64 is provided with anti-slip threads, internal threads on the threaded sleeve 64 correspond to external threads on the threaded rod 63, the length value of the connecting limiting mechanism 6 is achieved, and the limiting rod 65 can smoothly enter the limiting sleeve 66.

Wherein, fixed establishment 8 includes dead lever 81, movable sleeve 82, fixed block 83 and spring 84, and the middle part of dead lever 81 surface is rotated and is cup jointed movable sleeve 82, and the outer fixed surface of movable sleeve 82 installs fixed block 83, and one side fixedly connected with spring 84 of movable sleeve 82 can effectually fix the positive cutter of digit control machine tool 1 to being located.

When the numerical control machine tool is in operation, firstly, a cutter to be machined is placed on the front face of the numerical control machine tool 1, the rear end face of the fixing block 83 is tightly attached to the outer surface of the cutter under the action of the spring 84, then, an operator presses the pressing plate 10 and rotates the bolt 11 positioned on the other side of the front face of the pressing plate 10 anticlockwise, so that the pressing plate 10 fixes the movable sleeve 82, the fixing block 83 is fixed, the phenomenon that the cutter on the front face of the numerical control machine tool 1 deviates can be effectively avoided, the numerical control machine tool 1 is opened, the driving motor 3 inside the hollow box 2 drives the grinding head 5 to rotate at a high speed, the numerical control machine tool 1 controls the lifting and the left-right movement of the grinding head 5, then, the cutter is polished, when the grinding head 5 is damaged, the operator opens the protective door 12 and rotates the threaded sleeve 64 positioned inside the hollow box 2 anticlockwise so that one end of the limiting rod 65 is separated from the limiting sleeve 66, and the grinding head 5 is replaced, so that convenience of workers in replacing the grinding head 5 is ensured.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The knife sharpening device of the numerical control knife sharpening machine tool is characterized by comprising a numerical control machine tool (1), a knife sharpening assembly and a fixing mechanism (8), wherein the knife sharpening assembly is arranged at the top of the front face of the numerical control machine tool (1), and the fixing mechanism (8) is arranged at the bottom of the front face of the numerical control machine tool (1);

the sharpening assembly comprises a hollow box (2), a driving motor (3), a rotating rod (4), a grinding head (5) and a limiting mechanism (6), wherein the driving motor (3) is fixedly installed at the top of a cavity of the hollow box (2), one end of an output shaft of the driving motor (3) is movably sleeved with the rotating rod (4), the grinding head (5) is fixedly arranged at the bottom end of the rotating rod (4), and the limiting mechanism (6) is arranged at the top of the outer surface of the rotating rod (4);

a groove (7) is formed in the bottom of the front face of the numerical control machine tool (1), a fixing mechanism (8) is fixedly installed in an inner cavity of the groove (7), a fixing frame (9) is fixedly arranged on one side of the bottom of the front face of the numerical control machine tool (1), a lower pressing plate (10) is rotatably connected to the inner cavity of the fixing frame (9), and a bolt (11) is sleeved on the other side of the front face of the lower pressing plate (10) in a threaded manner;

the fixing mechanism (8) comprises a fixing rod (81), a movable sleeve (82), a fixing block (83) and a spring (84), the movable sleeve (82) is rotatably sleeved in the middle of the outer surface of the fixing rod (81), the fixing block (83) is fixedly arranged on the outer surface of the movable sleeve (82), and the spring (84) is fixedly connected to one side of the movable sleeve (82);

stop gear (6) are including rotating cover (61), connecting rod (62), threaded rod (63), thread bush (64), gag lever post (65) and stop collar (66), the outer fixed surface who rotates cover (61) is connected with connecting rod (62), the one end of connecting rod (62) is fixed to be provided with threaded rod (63), the one end screw thread of threaded rod (63) has cup jointed thread bush (64), one side fixed connection of thread bush (64) gag lever post (65), one side activity of gag lever post (65) cup joints stop collar (66), the opposite side of stop collar (66) with the inner wall fixed connection of well hollow box (2), it cup joints the surface at dwang (4) to rotate cover (61).

2. The knife sharpening device for numerical control knife sharpening machine tool according to claim 1, characterized in that a protective door (12) is arranged on the front face of the hollow box (2), and a handle is arranged at the bottom of the front face of the protective door (12).

3. The knife sharpening device of the numerical control knife sharpening machine tool according to claim 1, characterized in that a square groove is formed at the top end of the rotating rod (4), and the inner cavity of the square groove is matched with one end of the output shaft of the driving motor (3).

4. The sharpening device for numerical control sharpening machines according to claim 1, characterized in that the external surface of said threaded sleeve (64) is provided with anti-slip threads, the internal threads of said threaded sleeve (64) corresponding to the external threads of said threaded rod (63).