CN212240293U

CN212240293U - End face knife sharpener

Info

Publication number: CN212240293U
Application number: CN202020706054.0U
Authority: CN
Inventors: 黄海裕
Original assignee: Nanjing Weigao Machine Tool Co ltd
Current assignee: Nanjing Weigao Machine Tool Co ltd
Priority date: 2020-04-30
Filing date: 2020-04-30
Publication date: 2020-12-29
Anticipated expiration: 2030-04-30

Abstract

The utility model belongs to the knife sharpener field, in particular to an end face knife sharpener, aiming at the problems that the knife sharpening grinding wheel in the prior end face knife sharpener is basically fixed, is inconvenient to replace, influences the use, and is easy to displace when the knife is ground, and influences the grinding effect, the utility model provides a proposal which comprises a base and the knife sharpening grinding wheel, wherein the top of the base is fixedly connected with a fixing frame, the inner wall of the top of the fixing frame is fixedly connected with a driving motor, the bottom end of the output shaft of the driving motor is fixedly connected with a mounting seat, and the mounting seat is provided with a mounting cavity, the utility model has reasonable structure and simple operation, the fixing rod can be separated from the fixing groove by rotating a rotating shaft, the knife sharpening grinding wheel can be conveniently taken off for replacement, the knife sharpening machine is convenient and rapid, and the knife can be fixed by an electric push rod, and is effectively prevented, the cutter can be displaced, and the grinding quality is influenced.

Description

End face knife sharpener

Technical Field

The utility model relates to a sharpedge grinding machine technical field especially relates to an end face sharpedge grinding machine.

Background

The knife sharpener was the earliest called end face knife sharpener and mainly aimed at the grinding of metal equipment such as turning tools, drill bits, milling cutters, gravers, computer engraving machines, engraving and milling machines, machining centers, CNC (computerized numerical control), engraving machines, ruling machines, marking machines and the like.

The grinding wheel of the existing end face grinder is basically fixed, is particularly inconvenient to replace and affects use, and the cutter is easy to displace during grinding to affect the grinding effect, so the end face grinder is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the sharpening grinding wheel in the existing end face sharpener in the prior art is basically fixed, is particularly inconvenient when changing, influences the use, and the cutter takes place the displacement easily when the grinding, influences the shortcoming of grinding effect, and the end face sharpener that proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an end face knife grinder comprises a base and a knife grinding wheel, wherein a fixed frame is fixedly connected to the top of the base, a driving motor is fixedly connected to the inner wall of the top of the fixed frame, a mounting seat is fixedly connected to the bottom end of an output shaft of the driving motor, a mounting cavity is arranged on the mounting seat, a rotating shaft is rotatably connected to the inner wall of one side of the mounting cavity, one end of the rotating shaft penetrates through the inner wall of the other side of the mounting cavity and extends to one side of the mounting seat, a handle is fixedly connected to one end of the rotating shaft, two movable plates are symmetrically and threadedly connected to the rotating shaft, the threads of the two movable plates are opposite, a fixed plate is fixedly connected to the inside of the mounting cavity, a clamping groove is formed in the bottom of the fixed plate, a fixed pin is fixedly connected to the top of the knife grinding wheel, the top, the fixed slot has all been seted up to the both sides of fixed pin, and the one end that two dead levers are close to each other clamps with two fixed slots respectively mutually, be equipped with adjusting part on the mount, two F shaped plates of fixedly connected with on the adjusting part all are equipped with fixed subassembly on two F shaped plates, and the same cutter of fixedly connected with on two fixed subassemblies, through rotating the pivot, just can make the dead lever break away from clamping of fixed slot, and the emery wheel of will whetting a knife conveniently takes off to change, convenient and fast, and can fix the cutter through fixed subassembly, and the effectual cutter that prevents when the grinding, the cutter can take place the displacement, influences grinding quality.

Preferably, the adjusting part is including seting up the mounting groove on mount both sides inner wall, the mounting groove internal rotation is connected with the screw thread axle, the transmission is connected with the fixed axle on the screw thread axle, on the fixed axle and the equal fixed cover in one end of screw thread axle are equipped with the bevel gear, and two bevel gears mesh mutually, threaded connection has the threading board on the fixed axle, and one side that two threading boards kept away from each other is respectively with the one side inner wall sliding connection that two mounting grooves kept away from each other, and one side that two threading boards are close to each other is respectively with the one side fixed connection that two F shaped plates kept away from each other, can make the threading board drive F shaped plate rebound through the rotation of screw thread axle for the cutter can the rebound, contacts with.

Preferably, the fixed subassembly includes the electric putter of fixed connection on F shaped plate top inner wall, equal fixedly connected with pressure strip on two electric putter's the output shaft, and one side that two pressure strips kept away from each other respectively with one side inner wall sliding connection of two F shaped plates, the board is placed to equal fixedly connected with on one side inner wall of two F shaped plates, the cutter is placed on two boards of placing, and the bottom of two pressure strips all closely laminates with the top of cutter, can make the pressure strip move down through electric putter to can compress tightly the cutter fixedly, can prevent like this that the cutter can take place the displacement when the grinding, thereby influence grinding quality.

Preferably, the sliding groove is formed in the inner wall of the top of the mounting cavity, the tops of the two moving plates extend into the sliding groove and are in sliding connection with the inner wall of the top of the sliding groove, and the sliding groove can enable the moving plates to move only transversely and cannot deviate.

Preferably, be equipped with the cavity on the base, sliding connection has the sliding plate in the cavity, the bottom of two F shaped plates all extend to in the cavity and with the top fixed connection of sliding plate, through setting up the sliding plate, can make the removal that the F shaped plate can stabilize, can not take place offset.

The utility model discloses in, an end face sharpedge grinding machine, owing to set up the pivot, through the rotation of pivot, can make two movable plates make two dead levers respectively remove to the direction of keeping away from each other to can break away from clamping of fixed slot, then stimulate the emery wheel of whetting a knife downwards, make clamping that the fixed pin breaks away from the draw-in groove, just so can take off the emery wheel of whetting a knife, change convenient and fast.

Due to the fact that the electric push rod is arranged, the electric push rod can enable the pressing plate to move downwards, the cutter can be pressed and fixed, and therefore the cutter can be prevented from being displaced when grinding is conducted, and grinding quality is affected.

The utility model discloses rational in infrastructure, easy operation through rotating the pivot, just can make the dead lever break away from clamping of fixed slot, and the emery wheel of will whetting a knife conveniently takes off and changes, and convenient and fast just can fix the cutter through electric putter, and the effectual cutter that prevents can take place the displacement when the grinding, influences grinding quality.

Drawings

Fig. 1 is a schematic view of a front view structure of an end surface knife grinder provided by the present invention;

fig. 2 is a schematic view of a sectional structure of a mounting base of the end surface knife grinder provided by the present invention;

fig. 3 is a schematic view of a partial three-dimensional structure of an end surface knife grinder provided by the present invention;

fig. 4 is an enlarged schematic structural diagram of a portion a of the end surface sharpener of the present invention.

In the figure: the device comprises a base 1, a fixing frame 2, a driving motor 3, a mounting seat 4, a mounting cavity 5, a rotating shaft 6, a moving plate 7, a knife grinding wheel 8, a fixing pin 9, a fixing plate 10, a fixing rod 11, a 12F-shaped plate, a knife 13, a mounting groove 14, a threaded shaft 15, a fixed shaft 16, a bevel gear 17, a threaded plate 18, an electric push rod 19, a placing plate 20, a pressing plate 21, a cavity 22, a sliding plate 23 and a sliding chute 24.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Example one

Referring to fig. 1-4, an end face sharpener comprises a base 1 and a sharpening grinding wheel 8, wherein the top of the base 1 is fixedly connected with a fixed mount 2, the inner wall of the top of the fixed mount 2 is fixedly connected with a driving motor 3, the bottom end of an output shaft of the driving motor 3 is fixedly connected with a mounting seat 4, the mounting seat 4 is provided with a mounting cavity 5, the inner wall of one side of the mounting cavity 5 is rotatably connected with a rotating shaft 6, one end of the rotating shaft 6 penetrates through the inner wall of the other side of the mounting cavity 5 and extends to one side of the mounting seat 4, one end of the rotating shaft 6 is fixedly connected with a handle, two movable plates 7 are symmetrically and threadedly connected on the rotating shaft 6, the threads of the two movable plates 7 are opposite, a fixed plate 10 is fixedly connected in the mounting cavity 5, the bottom of the fixed plate 10 is provided with a clamping groove, the, the bottoms of the two movable plates 7 are fixedly connected with fixed rods 11, two sides of the fixed pin 9 are provided with fixed grooves, one ends of the two fixed rods 11 close to each other are respectively clamped with the two fixed grooves, the fixed frame 2 is provided with an adjusting component, the adjusting component is fixedly connected with two F-shaped plates 12, the two F-shaped plates 12 are respectively provided with a fixed component, the two fixed components are fixedly connected with the same cutter 13, the fixed rods 11 can be separated from the clamping of the fixed grooves by rotating the rotating shaft 6, the knife grinding wheel 8 can be conveniently taken down for replacement, the cutter 13 can be conveniently and quickly fixed by the fixed components, the cutter 13 can be effectively prevented from being displaced when grinding, the grinding quality is influenced, because the rotating shaft 6 is arranged, the two movable plates 7 can respectively move the two fixed rods 11 towards the directions away from each other by the rotation of the rotating shaft 6, thereby can break away from clamping of fixed slot, then stimulate whetstone wheel 8 downwards, make clamping of fixed pin 9 break away from the draw-in groove, just so can take off whetstone wheel 8, change, convenient and fast, owing to set up electric putter 19, electric putter 19 can make pressure strip 21 downstream, thereby can compress tightly fixedly with cutter 13, can prevent like this that cutter 13 from taking place the displacement when the grinding, thereby influence grinding quality, the utility model discloses rational in infrastructure, easy operation, through rotating pivot 6, just can make dead lever 11 break away from clamping of fixed slot, conveniently will whetstone wheel 8 take off and change, convenient and fast, and can fix cutter 13 through electric putter 19, effectual prevention when the grinding, cutter 13 can take place the displacement, influences grinding quality.

Example two

The utility model discloses in, the adjusting part is including seting up mounting groove 14 on 2 both sides inner walls of mount, 14 internal rotations in mounting groove are connected with threaded shaft 15, threaded shaft 15 goes up the transmission and is connected with fixed axle 16, the equal fixed cover of one end with threaded shaft 15 on the fixed axle 16 is equipped with bevel gear 17, and two bevel gear 17 mesh, threaded connection has thread plate 18 on the fixed axle 16, one side that two thread plate 18 kept away from each other is respectively with one side inner wall sliding connection that two mounting grooves 14 kept away from each other, one side that two thread plate 18 are close to each other is respectively with one side fixed connection that two F shaped plates 12 kept away from each other, rotation through threaded shaft 15 can make thread plate 18 drive F shaped plate 12 rebound, make cutter 13 can the rebound, contact with whetstone 8, make things convenient for the grinding operation.

The utility model discloses in, fixed subassembly includes electric putter 19 of fixed connection on 12 top inner walls of F-shaped plate, equal fixedly connected with pressure strip 21 on two electric putter 19's the output shaft, one side that two pressure strips 21 kept away from each other respectively with one side inner wall sliding connection of two F-shaped plates 12, equal fixedly connected with places board 20 on one side inner wall of two F-shaped plates 12, cutter 13 is placed on two place boards 20, the bottom of two pressure strips 21 all closely laminates with the top of cutter 13, can make pressure strip 21 downstream through electric putter 19, thereby can compress tightly cutter 13 fixedly, can prevent like this when the grinding, cutter 13 can take place the displacement, thereby influence grinding quality.

The utility model discloses in, seted up spout 24 on the top inner wall of installation cavity 5, the top of two movable plates 7 all extend to in the spout 24 and with spout 24's top inner wall sliding connection, spout 24 can make movable plate 7 can only lateral shifting, can not take place the offset.

The utility model discloses in, be equipped with cavity 22 on the base 1, sliding connection has sliding plate 23 in the cavity 22, the bottom of two F shaped plates 12 all extend to in the cavity 22 and with sliding plate 23's top fixed connection, through setting up sliding plate 23, can make the removal that F shaped plate 12 can stabilize, can not take place the offset.

In the utility model, when in specific use, firstly, the cutter 13 is placed on the two placing plates 20, then the power is switched on, the two electric push rods 19 are started, the output shafts of the two electric push rods 19 can make the two pressing plates 21 move downwards, thereby the cutter 13 can be fixed, then the two rotating shaft threaded shafts 15 are simultaneously rotated, the threaded shafts 15 can drive the fixed shaft 16 to rotate through the two bevel gears 17, because the fixed shaft 16 is in threaded connection with the threaded plate 18, the threaded plate 18 can move upwards by the rotation of the fixed shaft 16, the two threaded plates 18 can make the two F-shaped plates 12 move upwards, thereby the cutter 13 can be moved upwards, the cutter 13 is in contact with the sharpening grinding wheel 8, then the driving motor 3 is started, the output shaft of the driving motor 3 can make the mounting seat 4 rotate, the mounting seat 4 can make the sharpening grinding wheel 8 rotate, and further the cutter 13 can, because cutter 13 is fixed, like this during the grinding, cutter 13 can not take place the displacement, grinding quality has been improved, when needing to change sharpening grinding wheel 8, at first rotate pivot 6, because pivot 6 is threaded connection with two movable plates 7, and two movable plates 7 screw thread are opposite, so pivot 6 rotates and can make two movable plates 7 move to the direction of keeping away from each other, two movable plates 7 can make two dead levers 11 keep away from each other, thereby can break away from clamping of fixed slot, then stimulate sharpening grinding wheel 8 downwards, make fixed pin 9 break away from clamping of draw-in groove, just so can take off sharpening grinding wheel 8, change convenient and fast.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The end face knife sharpener comprises a base (1) and a sharpening grinding wheel (8), and is characterized in that a fixing frame (2) is fixedly connected to the top of the base (1), a driving motor (3) is fixedly connected to the inner wall of the top of the fixing frame (2), a mounting seat (4) is fixedly connected to the bottom end of an output shaft of the driving motor (3), a mounting cavity (5) is arranged on the mounting seat (4), a rotating shaft (6) is rotatably connected to the inner wall of one side of the mounting cavity (5), one end of the rotating shaft (6) penetrates through the inner wall of the other side of the mounting cavity (5) and extends to one side of the mounting seat (4), a handle is fixedly connected to one end of the rotating shaft (6), two movable plates (7) are symmetrically and threadedly connected to the rotating shaft (6), the threads of the two movable plates (7) are opposite, and a fixed plate (10) is fixedly, the bottom of fixed plate (10) has been seted up the draw-in groove, the top fixedly connected with fixed pin (9) of emery wheel (8) whet a knife, the top of fixed pin (9) extends to in installation cavity (5) and clamps mutually with the draw-in groove, the equal fixedly connected with dead lever (11) in bottom of two movable plates (7), the fixed slot has all been seted up to the both sides of fixed pin (9), and the one end that two dead levers (11) are close to each other clamps with two fixed slots respectively mutually, be equipped with adjusting part on mount (2), two F shaped plates (12) of fixedly connected with on the adjusting part all are equipped with fixed subassembly on two F shaped plates (12), the same cutter (13) of fixedly connected with on two fixed subassemblies.

2. The end face knife sharpener according to claim 1, wherein the adjusting assembly comprises mounting grooves (14) formed in inner walls of two sides of the fixing frame (2), threaded shafts (15) are rotationally connected in the mounting grooves (14), fixed shafts (16) are in transmission connection with the threaded shafts (15), bevel gears (17) are fixedly sleeved on the fixed shafts (16) and at one ends of the threaded shafts (15), the two bevel gears (17) are meshed with each other, threaded plates (18) are in threaded connection with the fixed shafts (16), one sides, away from each other, of the two threaded plates (18) are respectively in sliding connection with inner walls, away from each other, of one sides, away from each other, of the two threaded plates (18), and one sides, close to each other, of the two threaded plates (18) are respectively in fixed connection with one sides, away from each other, of the two F-.

3. The end face knife sharpener according to claim 1, wherein the fixing assembly comprises electric push rods (19) fixedly connected to the inner wall of the top of the F-shaped plate (12), compression plates (21) are fixedly connected to the output shafts of the two electric push rods (19), one sides of the two compression plates (21) away from each other are respectively connected with the inner wall of one side of the two F-shaped plates (12) in a sliding manner, one inner walls of the two F-shaped plates (12) are respectively and fixedly connected with placing plates (20), the knife (13) is placed on the two placing plates (20), and the bottoms of the two compression plates (21) are respectively and closely attached to the top of the knife (13).

4. The end face sharpener according to claim 1, wherein a sliding slot (24) is formed in the top inner wall of the mounting chamber (5), and the tops of the two moving plates (7) extend into the sliding slot (24) and are slidably connected with the top inner wall of the sliding slot (24).

5. The end face sharpener according to claim 1, wherein the base (1) is provided with a cavity (22), a sliding plate (23) is slidably connected in the cavity (22), and the bottoms of the two F-shaped plates (12) extend into the cavity (22) and are fixedly connected with the top of the sliding plate (23).