CN216883006U

CN216883006U - Knife grinder for turning tool

Info

Publication number: CN216883006U
Application number: CN202220347694.6U
Authority: CN
Inventors: 朱琳
Original assignee: Harbin University of Commerce
Current assignee: Harbin University of Commerce
Priority date: 2022-02-21
Filing date: 2022-02-21
Publication date: 2022-07-05
Anticipated expiration: 2032-02-21

Abstract

The utility model relates to a knife grinder for turning tools, belonging to the technical field of tool grinding, aiming at solving the problems that a new worker in a factory lacks operation experience when grinding a tool, easily rolls a hand into a grinding wheel along with the inertia action of the grinding wheel to cause potential safety hazards, and the tool is easy to shake during the grinding process due to unstable holding by the hand, thereby influencing the grinding effect. The condition that the hand rolls into the grinding wheel occurs, and the safety of the cutter during grinding operation is greatly improved.

Description

Knife grinder for turning tool

Technical Field

The utility model belongs to the technical field of cutter grinding, and particularly relates to a knife sharpening device for a turning tool.

Background

The cutter is a main cutting part in the mechanical processing, because the cost of the cutter is expensive, an operator can select to grind and finish the cutter again and reuse the cutter after abrasion or tip breakage occurs in the processing, particularly, in the turning processing, the loss of the turning tool is large, and the breakage of a cutter point is easy to generate due to improper selection of the feeding amount in the processing, if the cutter point is damaged, one turning tool is abandoned, so that large cost waste is caused, the common grinding mode in a factory is to grind a plurality of main cutting surfaces of the cutter by adopting a grinding wheel, a worker needs to hold the cutter to be close to the grinding wheel rotating at a high speed in a grinding machine in the grinding process, the grinding is realized by the contact of the grinding wheel and the cutter, the operation mode has high danger, particularly, for a student who just enters the factory, the operation experience is lacked, and the hand is easy to roll into the grinding wheel along with the inertia action of the grinding wheel, the shakiness is held to the hand at perhaps the in-process of polishing, is producing easily at the cutter and rocks, has influenced the effect of polishing, consequently research and development a knife sharpening device for lathe tool assist new people to apprentice quick adaptation sword grinding work and is accorded with actual need very much.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems that a new worker in a factory lacks operation experience when grinding a cutter, easily rolls a hand into a grinding wheel along with the inertia action of the grinding wheel to cause potential safety hazards, and the cutter grinding is easy to shake to influence the grinding effect because the hand is not stably held in the grinding process, so that a cutter grinding device for a turning tool is provided;

a knife sharpening device for a turning tool comprises a bottom plate, a slide way, a sliding block, a first index plate, a rotating base, a lifting hydraulic cylinder, a supporting circular truncated cone, a supporting vertical plate, a second index plate, a rotating knife disc, a turning tool clamp and a grinding mechanism;

the lifting hydraulic cylinder is arranged on the rotating base in the vertical direction, the bottom of the lifting hydraulic cylinder is fixedly connected with the upper surface of the rotating base, the supporting circular truncated cone is arranged at the top of the lifting hydraulic cylinder, the bottom of the supporting circular truncated cone is fixedly connected with the top end of a piston rod in the lifting hydraulic cylinder, and the supporting vertical plate is arranged on the supporting circular truncated cone in the vertical direction, the supporting vertical plate is arranged close to the edge of the supporting circular truncated cone, the bottom of the supporting vertical plate is fixedly connected with the upper surface of the supporting circular truncated cone, the second dividing disc is arranged close to the center of the supporting circular truncated cone, one end of the second dividing disc is fixedly connected to one side of the supporting vertical plate, the rotating cutter disc is inserted into the other end of the second dividing disc, the rotating cutter disc and the second dividing disc are coaxially arranged, the rotating cutter disc is rotatably connected with the second dividing disc, the turning tool fixture is fixedly connected to the rotating cutter disc, the center line of the turning tool fixture in the width direction is positioned right above one diameter in the supporting circular truncated cone, one end of the slide way is provided with the grinding mechanism, the bottom of the grinding mechanism is fixedly connected with the upper surface of the bottom plate, and one end of the turning tool fixture is arranged towards the grinding mechanism;

furthermore, the grinding mechanism comprises a grinding wheel, a coupler, a fixing plate, a motor base, a motor and two supporting upright rods, the two supporting upright rods are symmetrically arranged along the central line of the width direction of the bottom plate, the bottom end of each supporting upright stanchion is fixedly connected with the upper surface of the bottom plate, the grinding wheel is arranged between the two supporting upright stanchions, the grinding wheel is positioned at the upper part of the supporting upright rod, a connecting shaft is inserted in the grinding wheel, the grinding wheel is fixedly connected with the connecting shaft, two ends of the connecting shaft extend to the outside of the grinding wheel, each end of the connecting shaft penetrates through one supporting vertical rod and is arranged on the outer side of the supporting vertical rod, the connecting shaft is rotatably connected with the two supporting vertical rods, a fixing plate is fixedly connected to the outer side of one supporting vertical rod, a motor base is arranged on the upper surface of the fixing plate, a motor is arranged on the motor base, a power output shaft of the motor faces towards the grinding wheel, and the power output shaft of the motor is connected with one end of the connecting shaft through a coupler;

furthermore, a first through hole is processed in the center of the first indexing disc, a first rotating bearing is arranged in the first through hole, the outer circle of the bearing of the first rotating bearing is fixedly connected with the hole wall of the first through hole, the rotating base is inserted and installed on the inner ring of the bearing of the first rotating bearing, and a first threaded positioning hole is further processed on the upper surface of the first indexing disc;

furthermore, the rotating base comprises a rotating disc and a supporting cylinder, the supporting cylinder is arranged on the lower surface of the rotating disc and is coaxially arranged with the rotating disc, the top end of the supporting cylinder is fixedly connected with the lower surface of the rotating disc, the supporting cylinder is inserted into a bearing inner ring of a rotating bearing and is fixedly connected with the bearing inner ring of the rotating bearing, a first marking needle is arranged on the outer circular surface of the rotating disc and is fixedly connected with the outer circular surface of the rotating disc, an arc-shaped hole is machined in the upper surface of the rotating disc along the circumferential direction and is matched with a threaded positioning hole, a first positioning bolt is arranged in the arc-shaped hole, the thread section of the first positioning bolt penetrates through the arc-shaped hole and is arranged in the threaded positioning hole, and the first positioning bolt is in threaded connection with the threaded positioning hole;

furthermore, a first rotating rod is further arranged on the outer circular surface of the rotating disc, one end of the first rotating rod is fixedly connected with the outer circular surface of the rotating disc, and an anti-skid rubber sleeve is sleeved at the other end of the first rotating rod;

furthermore, a second through hole is processed in the center of the second dividing disc, a second rotating bearing is arranged in the second through hole, the bearing excircle of the second rotating bearing is fixedly connected with the hole wall of the second through hole, a rotating cutter head is inserted and installed on the bearing inner ring of the second rotating bearing, and a second threaded positioning hole is further processed on the upper surface of the second dividing disc;

furthermore, the rotary cutter head comprises a disk body and a rotary cylinder, the rotary cylinder is arranged at one end of the disk body close to the second indexing disk, the rotary cylinder and the disk body are coaxially arranged, one end of the rotary cylinder is fixedly connected with the disk body, the rotary cylinder is inserted into a bearing inner ring of the second rotary bearing and is fixedly connected with the bearing inner ring of the second rotary bearing, a second marking needle is arranged on the outer circumferential surface of the disk body and is fixedly connected with the outer circumferential surface of the disk body, a second arc-shaped hole is machined on the upper surface of the disk body along the circumferential direction and is matched with the second thread positioning hole, a second positioning bolt is arranged in the second arc-shaped hole, the thread section of the second positioning bolt penetrates through the second arc-shaped hole and is arranged in the second thread positioning hole, the second positioning bolt is in threaded connection with the second thread positioning hole, and a connecting block is further arranged at one end of the disk body far away from the second indexing disk, one end of the connecting block is fixedly connected with the disc body, the other end of the connecting block is fixedly connected with the turning tool fixture, and the top surface of the turning tool fixture is arranged corresponding to one diameter of the disc body;

furthermore, a second rotating rod is further arranged on the outer circular surface of the tray body, one end of the second rotating rod is fixedly connected with the outer circular surface of the tray body, and an anti-skid rubber sleeve is sleeved at the other end of the second rotating rod;

furthermore, N locking threaded holes are formed in the side wall, away from the disc body, of the turning tool fixture at equal intervals along the length direction, N is a positive integer, a locking bolt is inserted into each locking threaded hole, and each locking bolt is in threaded connection with the corresponding locking threaded hole;

further, the value range of N is 2-4.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the knife sharpening device for the turning tool, the fixed grinding wheel is adopted, the adjustable knife fixing frame is formed by combining the lifting hydraulic cylinder, the rotating base, the rotating disc and the like, a supporting point is provided for an operator during sharpening, shaking and shaking of the hand of the operator during sharpening only by holding the knife by hand are prevented, the holding stability of the knife during sharpening is greatly improved, and the condition that the knife face sharpening effect is poor due to holding and shaking is effectively avoided.

2. According to the knife sharpening device for the turning tool, the adjustable tool fixing frame is formed by combining the lifting hydraulic cylinder, the rotating base, the rotating disc and other components, so that a student who just enters a factory can be prevented from entering the factory, the situation that a hand rolls into a grinding wheel along with the inertia action of the grinding wheel easily occurs due to lack of operation experience, and the safety of the knife sharpening operation is greatly improved.

3. According to the cutter grinding device for the turning tool, provided by the utility model, the cutter grinding can be assisted to rotate and pitch, the adjusted angle can be locked, the cutter is prevented from being deviated due to the influence of the grinding wheel when large-size grinding at the same angle is carried out, and meanwhile, the index plate is also arranged in the device, so that an operator can effectively determine the deflection angle of the cutter, and the grinding accuracy is improved.

Drawings

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

FIG. 2 is a schematic side view of the present invention;

FIG. 3 is a schematic side view of the present invention (without a grinding mechanism);

FIG. 4 is a schematic top view of the present invention;

FIG. 5 is a schematic top view of the rotating base of the present invention;

FIG. 6 is a schematic front view of a rotating base according to the present invention;

FIG. 7 is a schematic view of a second indexing disk of the present invention;

FIG. 8 is a front view of a rotary cutter head of the present invention;

FIG. 9 is a side elevational schematic view of the rotary cutter head of the present invention;

FIG. 10 is a schematic view of an index plate of the present invention;

in the figure, 1 a bottom plate, 2 slideways, 3 sliding blocks, 4 a graduated disk, 41 a rotating bearing, 42 a thread positioning hole, 5 a rotating base, 51 a rotating disk, 52 a arc hole, 53 a pointer, 54 a rotating rod, 55 a supporting cylinder, 6 a lifting hydraulic cylinder, 7 a supporting circular truncated cone, 8 a supporting vertical plate, 9 a second graduated disk, 91 a second rotating bearing, 92 a second thread positioning hole, 10 a rotating cutter head, 101 a disk body, 102 a second arc hole, 103 a second pointer, 104 a rotating rod, 105 a rotating cylinder, 106 a connecting block, 11 a turning tool clamp, 12 a supporting vertical rod, 13 a grinding wheel, 14 a coupler, 15 a fixing plate, 16 a motor base and 17 motors.

Detailed Description

The first embodiment is as follows: the embodiment is described with reference to fig. 1 to 10, and the embodiment provides a knife sharpening device for a turning tool, which comprises a bottom plate 1, a slideway 2, a sliding block 3, a first index plate 4, a rotating base 5, a lifting hydraulic cylinder 6, a supporting circular truncated cone 7, a supporting vertical plate 8, a second index plate 9, a rotating cutter head 10, a turning tool clamp 11 and a grinding mechanism;

the slide way 2 is fixedly connected on the upper surface of the bottom plate 1 along the length direction of the bottom plate 1, the center line of the slide way 2 in the width direction is parallel to the center line of the bottom plate 1 in the width direction, the sliding block 3 is arranged on the slide way 2, the sliding block 3 is connected with the slide way 2 in a sliding manner, the index plate 4I is arranged on the upper surface of the sliding block 3, one end of the index plate 4I is fixedly connected with the upper surface of the sliding block 3, the rotating base 5 is coaxially arranged with the index plate 4I, the rotating base 5 is inserted into the index plate 4I, the rotating base 5 is rotatably connected with the index plate 4I, the lifting hydraulic cylinder 6 is arranged on the rotating base 5 along the vertical direction, the bottom of the lifting hydraulic cylinder 6 is fixedly connected with the upper surface of the rotating base 5, the supporting circular table 7 is arranged at the top of the lifting hydraulic cylinder 6, and the bottom of the supporting circular table 7 is fixedly connected with the top end of a piston rod in the lifting hydraulic cylinder 6, the supporting vertical plate 8 is arranged on the supporting circular truncated cone 7 along the vertical direction, the edge of the supporting vertical plate 8 close to the supporting circular truncated cone 7 is arranged, the bottom of the supporting vertical plate 8 is fixedly connected with the upper surface of the supporting circular truncated cone 7, the second indexing disc 9 is arranged close to the center of the supporting circular truncated cone 7, one end of a second indexing disc 9 is fixedly connected with one side of the supporting vertical plate 8, a rotary cutter head 10 is inserted into the other end of the second indexing disc 9, the rotary cutter head 10 and the second dividing disc 9 are coaxially arranged, the rotary cutter head 10 is rotationally connected with the second dividing disc 9, the turning tool clamp 11 is fixedly connected on the rotary cutter head 10, and the center line of the turning tool clamp 11 along the width direction is positioned right above one diameter of the supporting round table 7, one end of the slideway 2 is provided with a grinding mechanism, and the bottom of the grinding mechanism is fixedly connected with the upper surface of the bottom plate 1, and one end of the turning tool clamp 11 is arranged towards the grinding mechanism.

The knife sharpening device for the turning tool is provided in the embodiment, through hydraulic cylinder 6, the adjustable tool fixing frame is formed by combining parts such as rotating base 5 and rotating disc 10, the knife rest can drive the tool to perform height adjustment, circumferential rotation and pitching angle adjustment, grinding is performed on a plurality of knife faces and knife corners when the tool is polished, and the tool fixing frame can play the role of auxiliary support, shaking and shaking of hands can occur when an operator only depends on handheld knife holding grinding are prevented, the holding stability during tool grinding is greatly improved, and the situation that the polishing effect of the knife faces is poor due to holding and shaking is effectively avoided.

The second embodiment is as follows: the present embodiment is described with reference to fig. 1 to 10, and is further limited to the grinding mechanism described in the first embodiment, in the present embodiment, the grinding mechanism includes a grinding wheel 13, a coupling 14, a fixing plate 15, a motor base 16, a motor 17, and two supporting vertical rods 12, the two supporting vertical rods are symmetrically disposed along a central line of a width direction of the base plate 1, a bottom end of each supporting vertical rod 12 is fixedly connected to an upper surface of the base plate 1, the grinding wheel 13 is disposed between the two supporting vertical rods, the grinding wheel 13 is located at an upper portion of the supporting vertical rods, a connecting shaft is inserted into the grinding wheel 13, the grinding wheel 13 is fixedly connected to the connecting shaft, both ends of the connecting shaft extend to an outside of the grinding wheel 13, each end of the connecting shaft passes through one supporting vertical rod 12 and is disposed at an outside of the supporting vertical rod 12, the connecting shaft is rotatably connected to both supporting vertical rods 12, the fixing plate 15 is fixedly connected to an outside of one supporting vertical rod 12, the upper surface of fixed plate 15 is installed motor cabinet 16, and motor 17 installs on motor cabinet 16, and the power take off shaft of motor 17 sets up towards emery wheel 13, and the power take off shaft of motor 17 passes through shaft coupling 14 and links to each other with the one end of connecting axle. Other components and connection modes are the same as those of the first embodiment.

In this embodiment, each end of the connecting shaft inserted into the grinding wheel 13 is rotatably connected to a corresponding supporting upright rod through a bearing, and the bottom of the motor base 16 is provided with a flexible support, so that the vibration generated during the operation of the motor 17 can be effectively absorbed, and the flexible support can be made of vibration absorbing materials such as rubber pads.

The third concrete implementation mode: the present embodiment is described with reference to fig. 1 to 10, and the present embodiment further defines the index plate No. one 4 according to the second embodiment, in the present embodiment, a through hole No. one is processed at the center of the index plate No. one 4, a rotating bearing No. one 41 is disposed in the through hole No. one, the bearing outer circle of the rotating bearing No. one 41 is fixedly connected with the hole wall of the through hole No. one, the rotating base 5 is inserted and mounted on the bearing inner ring of the rotating bearing No. one 41, and a threaded positioning hole No. one 42 is further processed on the upper surface of the index plate No. one 4. Other components and connection modes are the same as those of the first embodiment.

So set up, can be convenient for the operator through graduated disk 4 and can judge its turned angle when carrying out circumferential direction, be favorable to increaseing new people apprentice to the control of grinding angle when whetting a knife, avoid the too big or undersize of angle of grinding, lead to the cutter to scrap.

The fourth concrete implementation mode: referring to fig. 1 to 10, this embodiment is further limited to the rotating base 5 described in the third embodiment, in this embodiment, the rotating base 5 includes a rotating disc 51 and a supporting cylinder 55, the supporting cylinder 55 is disposed on the lower surface of the rotating disc 51, the supporting cylinder 55 is disposed coaxially with the rotating disc 51, the top end of the supporting cylinder 55 is fixedly connected with the lower surface of the rotating disc 51, the supporting cylinder 55 is inserted into the inner bearing ring of the first rotating bearing 41, the supporting cylinder 55 is fixedly connected with the inner bearing ring of the first rotating bearing 41, a first pointer 53 is disposed on the outer circumferential surface of the rotating disc 51, the first pointer 53 is fixedly connected with the outer circumferential surface of the rotating disc 51, a first arc hole 52 is formed on the upper surface of the rotating disc 51 along the circumferential direction, the first arc hole 52 is disposed in cooperation with a first threaded positioning hole 42, a first positioning bolt is disposed in the first arc hole 52, the threaded section of the first positioning bolt passes through the first arc-shaped hole 52 and is arranged in the first threaded positioning hole 42, and the first positioning bolt is in threaded connection with the first threaded positioning hole 42. Other components and connection modes are the same as those of the third embodiment.

In this embodiment, a trade mark needle 53 is convenient for to assist the operator control turned angle, and the angle of the well radian of an arc hole 52 to the central angle is greater than 270 and is less than 360, cooperates with a thread locating hole 42 through an arc hole 52, can screw fixedly through a positioning bolt when rotating the assigned position, prevents at the grinding in-process, and the influence that receives the grinding force produces the angle change, influences the grinding effect.

The fifth concrete implementation mode: referring to fig. 1 to 10, the present embodiment is described, and the present embodiment further defines the rotating disc 51 according to the fourth embodiment, in the present embodiment, a first rotating rod 54 is further disposed on an outer circumferential surface of the rotating disc 51, one end of the first rotating rod 54 is fixedly connected to the outer circumferential surface of the rotating disc 51, and an anti-slip rubber sleeve is sleeved on the other end of the first rotating rod 54. The other components and the connection mode are the same as those of the fourth embodiment.

So arranged, the turning disc 51 is adjusted through the first turning rod 54, and the turning disc 51 is convenient to turn.

The sixth specific implementation mode: the present embodiment is described with reference to fig. 1 to 10, and is further limited to the No. two dividing plate 9 described in the fifth embodiment, in the present embodiment, a No. two through hole is processed at the center of the No. two dividing plate 9, a No. two rotating bearing 91 is arranged in the No. two through hole, a bearing outer circle of the No. two rotating bearing 91 is fixedly connected with a hole wall of the No. two through hole, a rotating cutter 10 is inserted into a bearing inner ring of the No. two rotating bearing 91, and a No. two threaded positioning hole 92 is further processed on the upper surface of the No. two dividing plate 9. The other components and the connection mode are the same as the fifth embodiment mode.

So set up, through No. two graduated disk 9 can be convenient for the operator can judge its turned angle when carrying out cutter every single move rotation, be favorable to increaseing new people apprentice to the control of grinding angle when whetting a knife, avoid the too big or undersize of angle of grinding, lead to the cutter to scrap.

The seventh embodiment: referring to fig. 1 to 10, this embodiment is described, and the present embodiment further defines the rotary cutter head 10 according to the sixth embodiment, in this embodiment, the rotary cutter head 10 includes a disk body 101 and a rotary cylinder 105, the rotary cylinder 105 is disposed at one end of the disk body 101 close to the second indexing disk 9, the rotary cylinder 105 is disposed coaxially with the disk body 101, one end of the rotary cylinder 105 is fixedly connected with the disk body 101, the rotary cylinder 105 is inserted into an inner bearing ring of the second rotary bearing 91, the rotary cylinder 105 is fixedly connected with the inner bearing ring of the second rotary bearing 91, a second gauge needle 103 is disposed on an outer circumferential surface of the disk body 101, the second gauge needle 103 is fixedly connected with an outer circumferential surface of the disk body 101, a second arc hole 102 is formed on an upper surface of the disk body 101 along a circumferential direction, the second arc hole 102 is disposed in cooperation with the second threaded positioning hole 92, a second positioning bolt is disposed in the second arc hole 102, the thread section of the second positioning bolt penetrates through the second arc-shaped hole 102 and is arranged in the second thread positioning hole 92, the second positioning bolt is in threaded connection with the second thread positioning hole 92, a connecting block 106 is further arranged at one end, far away from the second indexing disc 9, of the disc body 101, one end of the connecting block 106 is fixedly connected with the disc body 101, the other end of the connecting block 106 is fixedly connected with the turning tool clamp 11, and the top surface of the turning tool clamp 11 corresponds to one diameter of the disc body 101. Other components and connection modes are the same as those of the sixth embodiment.

So set up, No. two marking needles 103 are convenient for assistant operator control turned angle, and the angle of the well radian of No. two arc holes 102 to the central angle is greater than 180 and is less than 270, through No. two arc holes 102 and No. two screw thread locating hole 92 cooperations, can screw fixedly through No. two positioning bolt when rotating the assigned position, prevents at the grinding in-process, and the influence that receives the grinding force produces the angle change, influences the grinding effect.

The specific implementation mode is eight: referring to fig. 1 to 6, this embodiment is described, and is further limited to the disk body 101 according to a sixth embodiment, in this embodiment, a second rotating rod 104 is further disposed on an outer circumferential surface of the disk body 101, one end of the second rotating rod 104 is fixedly connected to the outer circumferential surface of the disk body 101, and an anti-slip rubber sleeve is sleeved on the other end of the second rotating rod 104. Other components and connection modes are the same as those of the sixth embodiment.

So set up, adjust the disk body 101 through No. two dwang 104, be convenient for rotate disk body 101.

The specific implementation method nine: the present embodiment is described with reference to fig. 1 to 10, and is further limited to the turning tool fixture 11 according to the sixth embodiment, in the present embodiment, N locking threaded holes are equidistantly formed in a side wall of the turning tool fixture 11 away from the tray body 101 along the length direction, N is a positive integer, one locking bolt is inserted into each locking threaded hole, and each locking bolt is in threaded connection with the corresponding locking threaded hole. Other components and connection modes are the same as those of the sixth embodiment.

So set up, consider that the length of lathe tool cutter is different, consequently be equipped with a plurality of locking bolts and lock, guaranteed the locking intensity of cutter, if the cutter can lock through a bolt that is located the front end for a short time, if the cutter can be longer to press from both sides tightly fixedly through a plurality of locking bolts.

The detailed implementation mode is ten: this embodiment will be described with reference to fig. 1 to 10, and this embodiment further limits N described in the sixth embodiment, and the numeric area of N in this embodiment is 2 to 4. Other components and connection modes are the same as those of the sixth embodiment.

The present invention is not limited to the above embodiments, and any person skilled in the art can make some changes or modifications to the above embodiments without departing from the scope of the utility model, but still all simple modifications, equivalent changes and modifications to the above embodiments according to the technical spirit of the utility model shall fall within the scope of the utility model.

Principle of operation

When the utility model is used, firstly, all components are assembled according to the connection relation in the first to the tenth embodiments, and the cutter is clamped on the turning tool clamp 11, when the turning tool is clamped, the tool point part of the turning tool is arranged towards the grinding wheel, when the turning tool is clamped, the horizontal diameter of the tool point of the turning tool and the horizontal diameter of the rotary cutter head 10 at the initial position are ensured to be positioned on the same line, thus being beneficial to ensuring the accuracy of the cutter in adjusting the angle at the later stage, when the turning tool is clamped, the height of the turning tool can be conveniently adjusted by supporting through a cushion block or a backing plate, after the cutter is clamped, the rotary base 5 is firstly adjusted according to the tool face and the tool angle to be ground, then the rotary cutter head 10 is adjusted, so that the tool face and the tool angle to be ground are towards the grinding wheel 13, the motor 17 is started to rotate the grinding wheel 13, an operator holds the turning tool clamp 11 by one hand, and pushes the lifting hydraulic rod 6 by the other hand to enable the cutter to be close to the grinding wheel, when the grinding wheel is contacted with the cutter, the grinding wheel continuously and slowly moves forwards, so that the grinding action is realized;

the device is mainly used for newly-working learners in factories, and is mainly used for grinding cutting-off cutters and white steel cutters in consideration of the fact that the learners are lack of working experience and are easy to hurt by themselves when grinding cutters, and in addition, the grinding angle is not well grasped to cause cutter grinding waste, for the newly-working learners, the device is mainly used for grinding cutting-off cutters and white steel cutters, so that the materials of the cutters are simple in linearity and convenient to grind, and the materials of the cutters are low in cost, meanwhile, the device can be used for studying cutter grinding for related professional students in schools and can be used as a good practical training tool, if the cutters with variable radian are ground, the cutters are easy to be processed into fixed cambered surfaces when being fed at fixed angles, fastening bolts with pitching angles need to be loosened, so that the hand holding the turning tool clamp 11 can control the cutters to pitch swing, the simple double-hand fixed feeding grinding is changed into single-adjustment and single-hand fixed feeding grinding, this kind of mode is that new apprentices are carrying out grinding work several times after, the second stage of rank, can grind comparatively complicated knife face in this stage, but need adjust the centre gripping angle of cutter in the grinding, carry out the clamping repeatedly, treat this stage adaptation skilled back, can all relax the bolt of two rotational degrees of freedom, the dwang on readjusting the rotating cutter head 10 through control rotating base 5 carries out the knife face processing of two degrees of freedom, this is the third stage, can produce backward thrust in the front and back when the control of the rotation lever on readjusting the rotating cutter head 10 to rotating base 5, thereby drive the sliding block and carry out reciprocating motion, take after three stages all to accomplish, just can have a comparatively familiar process to the work of whetting a knife, its final purpose is to realize handheld cutter grinding.

Claims

1. The utility model provides a knife sharpening device for lathe tool which characterized in that: the knife sharpening device comprises a bottom plate (1), a slide way (2), a sliding block (3), a first index plate (4), a rotating base (5), a lifting hydraulic cylinder (6), a supporting circular table (7), a supporting vertical plate (8), a second index plate (9), a rotating knife disc (10), a turning tool clamp (11) and a grinding mechanism;

the slide way (2) is fixedly connected on the upper surface of the bottom plate (1) along the length direction of the bottom plate (1), the central line of the slide way (2) in the width direction is parallel to the central line of the bottom plate (1) in the width direction, the sliding block (3) is arranged on the slide way (2), the sliding block (3) is in sliding connection with the slide way (2), the index plate (4) I is arranged on the upper surface of the sliding block (3), one end of the index plate (4) I is fixedly connected with the upper surface of the sliding block (3), the rotating base (5) and the index plate I (4) are coaxially arranged, the rotating base (5) is inserted in the index plate I (4), the rotating base (5) is rotatably connected with the index plate I (4), the lifting hydraulic cylinder (6) is arranged on the rotating base (5) along the vertical direction, the bottom of the cylinder body of the lifting hydraulic cylinder (6) is fixedly connected with the upper surface of the rotating base (5), the supporting circular truncated cone (7) is arranged at the top of the lifting hydraulic cylinder (6), the bottom of the supporting circular truncated cone (7) is fixedly connected with the top end of a piston rod in the lifting hydraulic cylinder (6), a supporting vertical plate (8) is arranged on the supporting circular truncated cone (7) in the vertical direction, the supporting vertical plate (8) is arranged close to the edge of the supporting circular truncated cone (7), the bottom of the supporting vertical plate (8) is fixedly connected with the upper surface of the supporting circular truncated cone (7), a second indexing disc (9) is arranged close to the center of the supporting circular truncated cone (7), one end of the second indexing disc (9) is fixedly connected to one side of the supporting vertical plate (8), a rotary cutter head (10) is inserted into the other end of the second indexing disc (9), the rotary cutter head (10) is coaxially arranged with the second indexing disc (9), the rotary cutter head (10) is rotatably connected with the second indexing disc (9), and a turning tool fixture (11) is fixedly connected to the rotary cutter head (10), and the center line of the turning tool clamp (11) along the width direction is positioned right above one diameter in the supporting circular truncated cone (7), one end of the slide way (2) is provided with a grinding mechanism, the bottom of the grinding mechanism is fixedly connected with the upper surface of the bottom plate (1), and one end of the turning tool clamp (11) is arranged towards the grinding mechanism.

2. The sharpener for a turning tool of claim 1, wherein: the grinding mechanism comprises grinding wheels (13), a coupler (14), a fixing plate (15), a motor base (16), a motor (17) and two supporting vertical rods (12), wherein the two supporting vertical rods are symmetrically arranged along the central line of the width direction of the base plate (1), the bottom end of each supporting vertical rod (12) is fixedly connected with the upper surface of the base plate (1), the grinding wheels (13) are arranged between the two supporting vertical rods, the grinding wheels (13) are positioned on the upper portions of the supporting vertical rods, a connecting shaft is inserted in the grinding wheels (13), the grinding wheels (13) are fixedly connected with the connecting shaft, two ends of the connecting shaft extend to the outside of the grinding wheels (13), each end of the connecting shaft penetrates through one supporting vertical rod (12) and is arranged on the outer side of the supporting vertical rod (12), the connecting shaft and the two supporting vertical rods (12) are rotatably connected, the fixing plate (15) is fixedly connected to the outer side of one supporting vertical rod (12), a motor base (16) is installed on the upper surface of the fixing plate (15), a motor (17) is installed on the motor base (16), a power output shaft of the motor (17) is arranged towards the grinding wheel (13), and the power output shaft of the motor (17) is connected with one end of the connecting shaft through a coupler (14).

3. The sharpener for the turning tool of claim 1, wherein: a through hole is processed at the center of the index plate (4), a rotating bearing (41) is arranged in the through hole, the outer circle of the bearing of the rotating bearing (41) is fixedly connected with the hole wall of the through hole, the rotating base (5) is inserted and arranged on the inner ring of the bearing of the rotating bearing (41), and a threaded positioning hole (42) is further processed on the upper surface of the index plate (4).

4. The sharpener for a turning tool of claim 3, wherein: the rotating base (5) comprises a rotating disc (51) and a supporting cylinder (55), the supporting cylinder (55) is arranged on the lower surface of the rotating disc (51), the supporting cylinder (55) and the rotating disc (51) are coaxially arranged, the top end of the supporting cylinder (55) is fixedly connected with the lower surface of the rotating disc (51), the supporting cylinder (55) is inserted into a bearing inner ring of a rotating bearing (41), the supporting cylinder (55) is fixedly connected with the bearing inner ring of the rotating bearing (41), a first marker needle (53) is arranged on the outer circular surface of the rotating disc (51), the first marker needle (53) is fixedly connected with the outer circular surface of the rotating disc (51), an arc-shaped hole (52) is machined in the circumferential direction on the upper surface of the rotating disc (51), the first arc-shaped hole (52) is matched with a first thread positioning hole (42), a first positioning bolt is arranged in the first arc-shaped hole (52), the thread section of the first positioning bolt penetrates through the first arc-shaped hole (52) and is arranged in the first thread positioning hole (42), and the first positioning bolt is in threaded connection with the first thread positioning hole (42).

5. The sharpener for a turning tool of claim 4, wherein: still be equipped with a dwang (54) on the excircle face of rolling disc (51), the one end of a dwang (54) and the excircle face fixed connection of rolling disc (51), the cover is equipped with anti-skidding gum cover on the other end of a dwang (54).

6. The sharpener for a turning tool of claim 1, wherein: no. two through-holes have been processed in the center department of graduated disk (9) No. two, are equipped with a rolling bearing (91) No. two in the through-hole No. two, and No. two rolling bearing's (91) bearing excircle and No. two through-hole pore wall fixed connection, rotating cutter dish (10) cartridge circle on No. two rolling bearing's (91) bearing inner race, still process No. two threaded positioning hole (92) on the upper surface of graduated disk (9) No. two.

7. The sharpener for a turning tool of claim 6, wherein: the rotary cutter head (10) comprises a disk body (101) and a rotary cylinder (105), the rotary cylinder (105) is arranged at one end, close to the second index plate (9), of the disk body (101), the rotary cylinder (105) is coaxial with the disk body (101), one end of the rotary cylinder (105) is fixedly connected with the disk body (101), the rotary cylinder (105) is inserted into a bearing inner ring of the second rotary bearing (91), the rotary cylinder (105) is fixedly connected with the bearing inner ring of the second rotary bearing (91), a second marker needle (103) is arranged on the outer circular surface of the disk body (101), the second marker needle (103) is fixedly connected with the outer circular surface of the disk body (101), a second arc-shaped hole (102) is machined in the circumferential direction on the upper surface of the disk body (101), the second arc-shaped hole (102) is matched with the second threaded positioning hole (92), a second positioning bolt is arranged in the second arc-shaped hole (102), no. two positioning bolt's screw thread section passes No. two arc hole (102) and sets up in No. two threaded positioning hole (92), and No. two positioning bolt and No. two threaded positioning hole (92) threaded connection, disk body (101) keep away from one of No. two graduated disk (9) and serve and still be equipped with connecting block (106), the one end and disk body (101) fixed connection of connecting block (106), the other end and lathe tool anchor clamps (11) fixed connection of connecting block (106), and the top surface of lathe tool anchor clamps (11) corresponds the setting with a diameter of disk body (101).

8. The sharpener for a turning tool of claim 7, wherein: still be equipped with No. two dwang (104) on the excircle face of disk body (101), the one end of No. two dwang (104) and the excircle face fixed connection of disk body (101), the cover is equipped with anti-skidding gum cover on the other end of No. two dwang (104).

9. The sharpener for a turning tool of claim 1, wherein: the turning tool clamp (11) is far away from one side wall of the disc body (101), N locking threaded holes are formed in the side wall in the length direction at equal intervals, N is a positive integer, one locking bolt is inserted into each locking threaded hole, and each locking bolt is in threaded connection with the corresponding locking threaded hole.

10. The sharpener for a turning tool of claim 9, wherein: the value range of N is 2-4.