CN110788677A

CN110788677A - Dedicated cutting off cutter sharpening auxiliary assembly practices

Info

Publication number: CN110788677A
Application number: CN201911110481.0A
Authority: CN
Inventors: 姚秀梅; 陈刚
Original assignee: Hangzhou Junpo Technology Co Ltd
Current assignee: HEFEI SHENDIAO HOISTING MACHINERY Co.,Ltd.
Priority date: 2019-11-14
Filing date: 2019-11-14
Publication date: 2020-02-14
Anticipated expiration: 2039-11-14
Also published as: CN110788677B

Abstract

The invention provides a cutting knife sharpening auxiliary device special for practice, which comprises a ball body, wherein the ball body is movably arranged on a support ring through two connecting shafts, two sliding grooves corresponding to the connecting shafts are formed in the outer side of the ball body, a round pipe is rotatably inserted in the ball body, a cutting knife is movably inserted in the round pipe, a rotating sleeve is sleeved on the outer side of the round pipe and positioned on the left side of the ball body through threads, and a top ring is fixedly sleeved on the left end of the outer side of the rotating sleeve. Fix in the pipe through setting up the cutting off cutter, the pipe can be at the spheroid internal rotation, and the spheroid can be on the support ring level and vertical rotation, and the spheroid can be through the slide back-and-forth movement and fixed on the diaphragm, consequently can freely adjust the position of cutting off cutter when the sharpening, because the cutting off cutter is fixed in the pipe, and the pipe passes through the spheroid to be fixed on the slide, has avoided the condition that the cutting off cutter was flown and excessively sharpened by the emery wheel piece, easy operation, and the security is high.

Description

Dedicated cutting off cutter sharpening auxiliary assembly practices

Technical Field

The invention belongs to the technical field of numerical control auxiliary equipment, and particularly relates to auxiliary equipment for sharpening a cutting-off tool special for practice.

Background

In the practice teaching of the numerical control lathe worker, in order to deepen the understanding of the angle of the cutter by students and master the basic work of compaction, the students are arranged to practice the sharpening of the cutter, when the cutter is sharpened, the students need to hold the cutter with both hands and place the cutter on a grinding machine for sharpening, because the students have poor operation experience, the hand holding force when the cutter is not sharpened is controlled, and the rotating speed of a grinding wheel is high, the situation that the cutter is flapped by the grinding wheel due to insufficient holding force of the students often occurs, the safety accident caused by the flawing of the cutter is also caused, meanwhile, the situation that the students are too forcefully too much to grind the cutter edge or even the cutter edge is worn off is caused, the cutter sharpening efficiency of the cutter is seriously influenced, the broken cutter edge can also cause injury to the students, and the development of the problems brings great trouble to the smooth practice teaching, however, most of the teaching works at present only emphasize that students need to operate carefully, and the teaching works do not have good practice safety auxiliary equipment, so that safety accidents cannot be effectively avoided.

In view of the above, research and improvement are made on the existing structure and defects, and a cutting tool sharpening auxiliary device dedicated for practice is provided, so as to achieve the purpose of higher practical value.

Disclosure of Invention

In order to solve the technical problems, the invention provides auxiliary equipment for sharpening the cutting-off tool special for practice, which aims to solve the problems that in practice teaching of sharpening of the cutting-off tool, students cannot control the cutting-off tool, so that the cutting-off tool is flapped or excessively sharpened, safety accidents are caused, and teaching work is influenced.

The invention relates to a purpose and an effect of auxiliary equipment for sharpening a cutting-off tool special for practice, which are achieved by the following specific technical means:

a cutting knife sharpening auxiliary device special for practice comprises a ball body which is movably arranged on a support ring through two connecting shafts, two sliding grooves corresponding to the connecting shaft are arranged on the outer side of the ball body, a round pipe is rotatably inserted in the ball body, the inside of the round tube is movably inserted with a cutting-off knife which is fixed inside the round tube through a fastening bolt, a rotating sleeve is sleeved on the outer side of the round pipe and positioned on the left side of the ball body in a threaded manner, a top ring is fixedly sleeved on the left end of the outer side of the rotating sleeve, the bottom of the support ring is fixedly connected with a bottom plate, the bottom of the bottom plate is fixedly connected with a sliding seat, the sliding seat is slidably arranged on a transverse plate of the grinding machine, the transverse plate is positioned at the right front of the grinding wheel piece on the grinding machine, the inside activity of bottom plate is pegged graft and is had the lifter, the inside left side of slide and the equal activity grafting in right side have the damping plate.

Furthermore, a return spring assembly is arranged on the connecting shaft, the ball body horizontally rotates through the connecting shaft, the sliding groove is located on the vertical surface, and the ball body vertically rotates through the sliding groove.

Furthermore, the outside of changeing the cover is provided with the friction decorative pattern, the outside of pipe is provided with the screw thread section that corresponds with changeing the cover, stirs the cover rotation through the finger and makes commentaries on classics cover horizontal migration.

Furthermore, the top ring is a spherical cambered surface, and the sphere diameter of the top ring is larger than that of the sphere, so that the top ring is prevented from touching the sphere when moving leftwards.

Furthermore, be provided with the reset spring subassembly on the lifter, the top of lifter extends to the left side of commentaries on classics cover, and when the apical ring moved left, the extrusion lifter moved down.

Further, the spout that corresponds with the slide is seted up at the top of diaphragm, the damping board is located the spout, two the damping board all is articulated through connecting rod and lifter activity, and when the damping board was located the slide inside, the slide can easily slide on the diaphragm, and when the damping board stretched out to the outside of slide, the frictional force increase between slide and the diaphragm.

Compared with the prior art, the invention has the following beneficial effects:

1. fix in the pipe through setting up the cutting off cutter, the pipe can be at the spheroid internal rotation, and the spheroid can be on the support ring level and vertical rotation, and the spheroid can be through the slide back-and-forth movement and fixed on the diaphragm, consequently can freely adjust the position of cutting off cutter when the sharpening, because the cutting off cutter is fixed in the pipe, and the pipe passes through the spheroid to be fixed on the slide, consequently when the sharpening, even student's dynamics of gripping is improper, can not take place yet that the cutting off cutter is flown and the condition of excessive sharpening by the emery wheel piece.

2. When a student holds the round tube, the position of the damping plate is adjusted by shifting the rotary sleeve through a thumb, and then the sliding and fixing states of the sliding seat are adjusted, so that the cutting knife is positioned in front of the grinding wheel, or the cutting knife is kept away from the grinding wheel, the operation is simple and convenient, the sharpening efficiency is improved while the safety is ensured, and the device is simple in structure, low in manufacturing cost and convenient to popularize and use.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic view of the present invention mounted on a grinder;

FIG. 3 is a front cross-sectional view of the present invention;

FIG. 4 is a left side cross-sectional view of the present invention;

fig. 5 is a sectional view taken along the line a-a in fig. 4 according to the present invention.

In the figure: 1-sphere, 2-connecting shaft, 3-support ring, 4-chute, 5-round tube, 6-cutting knife, 7-fastening bolt, 8-rotating sleeve, 9-top ring, 10-bottom plate, 11-slide seat, 12-grinding machine, 13-transverse plate, 14-grinding wheel, 15-lifting rod and 16-damping plate.

Detailed Description

Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings and described below. While the invention will be described in conjunction with the exemplary embodiments, it will be understood that the description is not intended to limit the invention to the exemplary embodiments. On the contrary, the invention is intended to cover not only the exemplary embodiments, but also various alternative, modified, equivalent and other embodiments, which may be included within the spirit and scope of the invention as defined by the appended claims.

Example (b):

as shown in figures 1 to 5:

the invention provides a cutting knife sharpening auxiliary device special for practice, which comprises a ball body 1, wherein the ball body 1 is movably arranged on a support ring 3 through two connecting shafts 2, two sliding grooves 4 corresponding to the connecting shafts 2 are formed in the outer side of the ball body 1, a round pipe 5 is rotatably inserted in the ball body 1, a cutting knife 6 is movably inserted in the round pipe 5, the cutting knife 6 is fixed in the round pipe 5 through a fastening bolt 7, a rotating sleeve 8 is sleeved on the outer side of the round pipe 5 and positioned on the left side of the ball body 1 in a threaded manner, a top ring 9 is fixedly sleeved on the left end of the outer side of the rotating sleeve 8, a bottom plate 10 is fixedly connected to the bottom of the support ring 3, a sliding seat 11 is fixedly connected to the bottom of the bottom plate 10, the sliding seat 11 is slidably arranged on a transverse plate 13 of a grinding wheel 12, the transverse plate 13 is positioned on the right front of a grinding wheel 14 on the grinding wheel 12, a lifting rod.

Wherein, be provided with the reset spring subassembly on the connecting axle 2, spheroid 1 is through connecting axle 2 horizontal rotation, and spout 4 is located the perpendicular, and spheroid 1 is through spout 4 vertical rotation.

Wherein, the outside of changeing cover 8 is provided with the friction decorative pattern, and the outside of pipe 5 is provided with the screw thread section that corresponds with changeing cover 8, stirs through the finger and changes 8 rotations messenger commentaries on classics cover 8 horizontal migration of cover.

Wherein, the top ring 9 is a spherical cambered surface, and the sphere diameter of the top ring 9 is larger than that of the sphere 1, so that the top ring 9 is prevented from touching the sphere 1 when moving leftwards.

Wherein, be provided with the reset spring subassembly on the lifter 15, the top of lifter 15 extends to the left side of rotating sleeve 8, when the apical ring 9 moves left, extrudes lifter 15 and moves down.

Wherein, the spout that corresponds with slide 11 is seted up at the top of diaphragm 13, and damping plate 16 is located the spout, and two damping plates 16 all are through connecting rod and lifter 15 activity hinge, and when damping plate 16 was located slide 11 inside, slide 11 can easily slide on diaphragm 13, and when damping plate 16 stretched out the outside to slide 11, the frictional force increase between slide 11 and the diaphragm 13.

The specific use mode and function of the embodiment are as follows:

in the invention, in the initial state, the damping plate 16 is positioned inside the sliding seat 11, so that the sliding seat 11 can slide freely on the transverse plate 13, before sharpening, the cutting knife 6 is inserted into the round tube 5 and is fixed through the fastening bolt 7, the round tube 5 is held and pushed to move forwards, so that the cutting knife 6 is in contact with the grinding wheel 14, then the rotating sleeve 8 is shifted, the rotating sleeve 8 drives the top ring 9 to move leftwards while rotating, the top ring 9 moves to the upper part of the lifting rod 15 and extrudes the lifting rod 15 to move downwards, so that the damping plate 16 extends to the outer side of the sliding seat 11, and the sliding seat 11 is further fixed on the transverse plate 13, thereby avoiding the situation that the cutting knife 6 is thrown away, because the round tube 5 can rotate freely in the ball 1, the ball 1 can rotate horizontally along the connecting shaft 2, and the ball 1 can rotate vertically along the sliding groove 4, so that the contact position of the cutting knife 6 and the grinding wheel 14 can be adjusted freely, and the sharpening of, after the cutter is sharpened, the rotating sleeve 8 is pulled reversely, the top ring 9 is separated from the lifting rod 15, the lifting rod 15 resets upwards and simultaneously drives the damping plate 16 to contract into the sliding seat 11, then the circular tube 5 can be pushed to move backwards, so that the cutting knife 6 is far away from the grinding wheel piece 14, and the cut-off knife 6 with the sharpened cutter is taken down, the operation is simple, and the safety is high.

The technical solutions of the present invention or similar technical solutions designed by those skilled in the art based on the teachings of the technical solutions of the present invention are all within the scope of the present invention to achieve the above technical effects.

Claims

1. The utility model provides a dedicated cutting off cutter sharpening auxiliary assembly of practice which characterized in that: the special cutting knife sharpening auxiliary equipment for practice comprises a ball body (1), wherein the ball body (1) is movably mounted on a support ring (3) through two connecting shafts (2), two sliding grooves (4) corresponding to the connecting shafts (2) are formed in the outer side of the ball body (1), a round pipe (5) is inserted into the ball body (1) in a rotating mode, a cutting knife (6) is inserted into the round pipe (5) in a moving mode, the cutting knife (6) is fixed into the round pipe (5) through a fastening bolt (7), a rotating sleeve (8) is sleeved on the outer side of the round pipe (5) and located on the left side of the ball body (1) in a threaded mode, a top ring (9) is sleeved on the left end of the outer side of the rotating sleeve (8), a bottom fixedly connected with a bottom plate (10) of the support ring (3), a bottom fixedly connected with a sliding seat (11) of the bottom plate (10), and the sliding seat (11) is slidably mounted on a transverse plate (, the lifting rod (15) is movably inserted in the bottom plate (10), and the damping plates (16) are movably inserted in the left side and the right side of the interior of the sliding seat (11).

2. The auxiliary device for sharpening a cutting knife special for practice as claimed in claim 1, wherein: the ball body is characterized in that a return spring assembly is arranged on the connecting shaft (2), the ball body (1) horizontally rotates through the connecting shaft (2), the sliding groove (4) is located on a vertical surface, and the ball body (1) vertically rotates through the sliding groove (4).

3. The auxiliary device for sharpening a cutting knife special for practice as claimed in claim 1, wherein: be provided with the reset spring subassembly on lifter (15), the top of lifter (15) extends to the left side of changeing cover (8).

4. The auxiliary device for sharpening a cutting knife special for practice as claimed in claim 1, wherein: the top of diaphragm (13) is seted up the spout that corresponds with slide (11), damping plate (16) are located the spout, two damping plate (16) all are through connecting rod and lifter (15) activity hinge.