CN110625451B

CN110625451B - Automatic knife sharpener capable of cutting edge

Info

Publication number: CN110625451B
Application number: CN201810633452.1A
Authority: CN
Inventors: 熊生银
Original assignee: Liu Chuangjian
Current assignee: Foshan chuanzai metal products Co.,Ltd.
Priority date: 2018-06-20
Filing date: 2018-06-20
Publication date: 2021-10-08
Anticipated expiration: 2038-06-20
Also published as: CN110625451A

Abstract

The automatic knife grinder capable of cutting edges adopts a direct current motor as power and is driven by a V-belt and a chain; the cutting edge of the cutter is mechanically fixed and does not shake, and can only move slowly, the knife stone rises from the lower part of the cutting edge of the cutter to the highest position and then moves for a section to contact the cutting edge, and the knife stone is pulled out to the front of the cutting edge after contacting the cutting edge to rub the cutting edge; the knife stone sinks after completely separating from the cutting edge, and returns to the starting point after reaching the lowest point; particularly, the utility model can be used for grinding knives with various thicknesses and widths by adding water and extracting slurry like manual knife grinding; the knife sharpening stones with different widths, thicknesses and different textures can be interchanged regardless of the sharpening of a woodworking blade, a scissors and a kitchen knife, and the knife sharpening stones with different widths, thicknesses and textures can be fixed as long as the length is within 250mm, the width and the thickness have no special requirements and the knife sharpening stones are flat cuboids; the automatic sharpening and the automatic shutdown can be realized; the angle of the cutting edge to be ground can be adjusted according to the requirement when the cutter meets the requirement, machine specifications can be written into the machine specification, and the machine can become a cutter grinding high hand when the machine is bought.

Description

Automatic knife sharpener capable of cutting edge

Technical Field

The automatic knife grinder capable of grinding the knife edge can add water and extract slurry like manual knife grinding, grind knives with various thicknesses and widths, particularly adjust the angle of the knife edge, can grind both a woodworking blade, scissors and a kitchen knife, can change knife grindstones with various sand grain thicknesses, and can also grind the knife edge automatically and shut down the machine.

Background

Many knife sharpeners are sold in the market, the knife sharpeners are like grinding wheels which are arranged by two bearings and a V-shaped groove is arranged in the middle of the two bearings, the knife edge is placed in the V-shaped groove, and the rolling grinding wheel plays a role in sharpening the knife.

However, no sharpener capable of actually grinding a green mouth and scraping beard with a ground cutter exists all over the world, so that when people are on ice and snow, the sharpeners still pour cold water with hands, and shake the hands quickly in cold wind when the hands are wet, so that people hope to have a machine capable of replacing manpower.

In conclusion, the automatic knife sharpener capable of cutting green is produced.

Disclosure of Invention

Ability blue or green mouthful automatic sharpening machine, its characterized in that: a direct current motor is arranged on the rack 1, the motor belt pulley 2 drives a driving belt pulley 3, the driving belt pulley 3 is coaxially connected with a belt pulley 4, the belt pulley 4 drives a driven belt pulley 5, and the driven belt pulley 5 is coaxially connected with a worm 6;

the driving belt pulley 3 is also coaxially connected with a driving wheel of a chain wheel 9, and the driving wheel of the chain wheel 9 drives the chain 7 to move straightly for a section and then to come to a chain pressing wheel 8; after the chain 7 passes through the chain pressing wheel 8, the chain 7 is quickly lifted to the chain wheel 9 to rotate by the driven wheel; the rotated chain 7 runs straight for a section and then comes to the chain bearing wheel 10, and after passing through the chain bearing wheel 10, the chain 7 quickly descends and then returns to the driving wheel of the chain wheel 9; a protruding dragging shaft 11 is arranged on the chain 7; the dragging shaft 11 is thicker and longer than all shafts on the chain 7;

the upper traction device 12 and the lower traction device 37 of the traveling block are both fork-shaped consisting of two iron sheets, the middle width of the fork-shaped fork can allow the chain 7 to smoothly pass through, and when the protruded dragging shaft 11 comes, the chain cannot pass through, and the dragging shaft 11 carries the traveling block 13 to move forwards; 6 tour wheels 14 are arranged below the tour bus 13, the tour wheels 14 are miniature bearings, 4 tour wheels roll on the lifting tour rail 28, and two tour wheels are clamped below the lifting tour rail 28 to ensure that the tour bus 13 can advance and retreat stably;

after a proper sharpening stone is fixed on a traveling block 13, when a dragging shaft 11 protruding from a chain 7 reaches a crotch of a traction 12 on the traveling block, the dragging shaft 11 is used for holding the traveling block 13, the chain 7 drags the traveling block 13 from a sharpening stone starting point 17, the traveling block 13 straightly moves forward to a pressing chain wheel 8 on a lifting traveling rail 28, the traveling block 13 moves forward for a section and then contacts a baffle at the tail part of the lifting traveling rail 28, and the traveling block 13 drags the lifting traveling rail 28 together; the lower edge of the lifting movable rail 28 is flatly and movably fixed by a movable rail support 29, the lower head of the movable rail support 29 is fixed on a movable rail support shaft 30 by a long shaft, and the movable rail support shaft 30 is horizontally fixed on the machine frame 1.

The side of the travel rail support 29 is provided with two magnets: the purpose is that a little fixing force is provided, so that the lifting slide rail 28 is not dragged away when the carriage 13 slides on the lifting slide rail 28; the position of the first magnet 31, which is blocked by the moving rail support 29, is a whetstone starting point 17, and the position of the second magnet 32, which is blocked by the moving rail support 29, is a whetstone stopping point 26; when the traveling block 13 drags the lifting traveling rail 28 away, the traveling rail support 29 is started, after the traveling rail support 29 leaves the magnet I31, the straight line goes downwards towards the oblique traveling rail support 29, the lifting traveling rail 28 follows, the traveling block 13 is driven to follow, and the knife stone falls after leaving a small section of the cutting edge of the cutter 22; when the chain 7 passes through the chain pressing wheel 8, the chain 7 is quickly lifted, the lower traveling rail support 29 also comes to the second magnet 32 and is blocked, the lifting traveling rail 28 does not run, the traveling block 13 is also blocked by the baffle at the tail of the lifting traveling rail 28 and cannot run, and only needs to be stopped, the dragging shaft 11 on the chain 7 is separated from the crotch of the traction 12 on the traveling block by virtue of the lifting force of the chain, and the chain 7 is independently arranged on the driven wheel of the chain wheel 9;

a dragging shaft 11 on the chain 7 returns from a driven wheel of the chain wheel 9 by half circle and moves forwards straightly; after the dragging shaft 11 on the chain 7 moves forwards for a section straightly, the dragging shaft touches the lower traction 37 of the traveling block, the traveling block 13 is only needed to be driven to move back on the lifting travel rail 28, the traveling block 13 moves for a section on the lifting travel rail 28, after the whetstone completely passes under the cutting edge of the cutter 22, the traveling block 13 comes to and blocks the front part of the lifting travel rail 28, the traveling block 13 only needs to drag the lifting travel rail 28 to move together, at the same time, the magnet II 32 of the traveling rail support 29 which is away from the oblique line is started to move to the magnet I31 of the straight line, the traveling block 13 drags the lifting traveling rail 28 and the traveling rail support 29 to move to the magnet I31 of the straight line to be blocked, and meanwhile, the chain 7 rises to the highest position, after the chain 7 passes through the chain bearing wheel 10, the chain 7 descends rapidly, the traveling block 13, the lifting traveling rail 28 and the traveling rail support 29 are blocked by the magnet I31, the dragging shaft 11 on the chain 7 is separated from the traveling block lower traction 37 by the descending force of the chain, and then the chain returns to the starting point by the driving wheel of the chain wheel 9 in a half-circle mode.

Ability blue or green mouthful automatic sharpening machine, its characterized in that: the traveling block 13 is provided with a knife stone fixing screw 15, and the knife stone fixing screw 15 drives a knife stone fixing piece 16 to adjust the width and fix knife stones with different widths, different thicknesses and different textures; the knife stone fixing piece 16 fixes a knife stone which can be exchanged: the fine knife stone has various types of large coarse sand, medium coarse sand and small coarse sand, and can extract slurry and turn green; as long as the length is within 250mm, the width and the thickness are not particularly required, and the length can be fixed as long as the rectangular parallelepiped is flat; the automatic knife sharpener with the knife edge capable of being turned into a green edge can be used for sharpening by manually adding water in different methods, so that the knife edge can be sharpened to be straight and the grains of the cutting edge of the knife edge are consistent and forward, and various knife grinders can be used for reducing the thickness flatly. This is believed that any manual sharpening is difficult to achieve by a high hand, so the shape of the cutting edge of the manual sharpening cannot be guaranteed to be deformed for a long time at all, but the automatic sharpening machine which can be used for sharpening the knife can be made to be not deformed for a long time, and only the whole width is changed.

Ability blue or green mouthful automatic sharpening machine, its characterized in that: the moving shaft 18 and the moving 2 shaft 27 are two parallel shafts, and have the same diameter and the same length; the moving shaft 18 and the moving 2 shaft 27 advance and retreat together, the moving 2 shaft 27 is smooth and does not rotate, and plays a role in supporting and stabilizing, and the angle plate 25 is fixed on the two shaft heads and cannot rotate; the steering traveling gear 19 is fixed on the head of the whole threaded traveling shaft 18, a steering traveling sleeve 19A is arranged on the steering traveling gear 19, a spring is arranged on the steering traveling sleeve 19A, and the elasticity is 2-3mm, namely the elasticity of the contact between the cutter 22 and the whetstone;

the steering movable device 19 is L-shaped, one side of the L-shaped of the steering movable device 19 is provided with a screw moving groove, a knife clamping movable device 20 is fixed on the groove, the knife clamping movable device 20 is provided with two grooves with adjustable height, a knife clamping plate is arranged on the knife clamping movable device 20 and is connected by a knife clamping fixing screw 21, the knife clamping fixing screw 21 is loosened, a knife tool 22 is placed in the loosened groove, and the knife clamping fixing screw 21 is tightened for fixing; the clamping knife fixing screws 21 are 4, two screws close to the cutting tools 22 are screwed, and two screws far away from the cutting tools 22 are unscrewed to push the clamping knife plate outwards, so that the cutting tools 22 are clamped and stabilized more powerfully.

Ability blue or green mouthful automatic sharpening machine, its characterized in that: a traveling shaft handle 23 is arranged on the traveling shaft 18, and a traveling shaft automatic device 18A and an automatic traveling sleeve 24 are arranged on the traveling shaft 18; the first worm 6 drives the first worm wheel 33, the first worm wheel 33 drives the worm shaft 34, the worm shaft 34 drives the second worm 35, the second worm 35 drives the second worm wheel 36, and the second worm wheel 36 drives the traveling shaft motor 18A to rotate slowly; the moving shaft automatic device 18A is provided with screw teeth which are the same as the moving shaft 18, the screw teeth are clamped in an n-shaped groove of the machine body and are sleeved on the moving shaft 18, the moving shaft automatic device 18A slowly rotates to drag the moving shaft 18 backwards, and the moving shaft handle 23 is not influenced to rapidly advance and retreat the moving shaft 18; when the knife is sharpened, the corresponding length (24 in fig. 3 is only indicated for convenience), according to the different lengths of the different cutters, is reserved, the automatic moving sleeve 24 is fixed at the required length of the moving shaft 18, the screw is screwed, when the moving shaft motor 18A slowly pulls the moving shaft 18 backwards to one section of the fixed automatic moving sleeve 24, the automatic moving sleeve 24 tightly props up the touch switch 24A, the touch switch 24A is bounced off, the power supply is cut off, the sharpening is stopped, and certainly, a switch is additionally arranged when the knife is started or stopped.

Ability blue or green mouthful automatic sharpening machine, its characterized in that: the floating shaft 18 and the floating 2 shaft 27 are two parallel shafts, and the angle plate 25 is fixed on the heads of the two shafts, can not rotate, but can move forward and backward; the steering traveling gear 19 is fixed on the head of the traveling shaft 18, the steering traveling gear 19 is b-shaped, the angle indicating part is arranged on the top, the bottom of the big belly is a hole which can be passed by the head of the traveling shaft 18, and the right side of the big belly is obliquely milled with a groove to the left side; the bottom of the steering floating sleeve 19A is a hole which can be passed by the head of the floating shaft 18, the slope of an L-shaped upper part is the same as that of a groove which is milled obliquely by the steering floating device 19, but the width is 3mm, a hole which is not communicated with the bottom is arranged in the west direction of the L-shaped upper part which is obliquely arranged on the steering floating sleeve 19A, a spring is arranged in the hole, one end of the spring is propped against the upper part of a b shape of the steering floating device 19, the other end of the spring is arranged at the bottom of the hole which is not communicated with the bottom in the west direction of the L-shaped upper part of the steering floating sleeve 19A, the L which is obliquely arranged on the steering floating sleeve 19A is arranged in the oblique groove of the steering floating device 19, the steering floating device 19 and the steering floating sleeve 19A are combined into a whole, and then screwed on the head of the floating shaft 18 and fixed by a floating shaft handle 23; the upper L-shaped head of the assembled steering traveling gear 19 is fixed on an angle plate 25 by a screw, the steering traveling gear 19 is not movable, and the steering traveling sleeve 19A has a rotation range of 2-3mm, can only rotate and cannot swing; the moving shaft handle 23 is rotated clockwise to drive the moving shaft 18 to rotate, the whole (comprising the moving device 19, the steering moving sleeve 19A, the angle plate 25, the knife clamping moving device 20 and the knife 22) moving device moves forward towards the knife stone, the moving shaft handle 23 is rotated counterclockwise to drive the moving shaft 18 to rotate, and the whole moving device moves back away from the knife stone.

Drawings

Further characteristics and advantages of the invention will appear more clearly in the detailed description which follows, in which an embodiment of the invention is illustrated by way of non-limiting example in the accompanying drawings. In the attached figures:

FIG. 1 is a schematic view of an automatic knife grinder capable of cutting a knife edge;

FIG. 2 is a schematic diagram of the movement of a knife stone of an automatic knife grinder;

FIG. 3 is a right side view of the automatic knife sharpener;

FIG. 4 is a schematic view of an angle adjustment of 5 degrees of an automatic knife sharpener capable of cutting into green;

FIG. 5 is a schematic view of an angle adjustment of 15 degrees for an automatic knife sharpener capable of cutting into green;

FIG. 6 is a schematic view of an angle adjustment of 30 degrees for an automatic knife sharpener capable of cutting into green;

fig. 7 is a schematic view of an angle adjustment of 45 degrees of an automatic knife sharpener capable of cutting a green edge.

1: a frame; 2: a motor pulley; 3: a drive pulley; 4: a belt pulley; 5: a driven pulley; 6: a first worm; 7: a chain; 8: pressing the chain wheel; 9: a sprocket; 10: a chain bearing wheel; 11: dragging the shaft; 12: dragging the traveling block; 13: traveling vehicles; 14: a scooter wheel; 15: a knife stone fixing screw; 16: a knife stone fixing piece; 17: starting a sharpening stone; 18: a travelling shaft; 18A: a traveling shaft automat; 19: a steering traveling gear; 19A: a steering traveling sleeve; 20: a knife clamping traveling device; 21: a cutter clamping fixing screw; 22: a cutter; 23: a traveling shaft handle; 24, automatic swimming sleeve: 24A: a touch switch; 25: an angle plate; 26: stopping the sharpening stone; 27: a traveling 2-axis; 28 lifting the travelling rail; 29: a travel rail support; 30: a travel rail support shaft; 31: a magnet I; 32: a second magnet; 33: a first worm wheel; 34: a worm shaft; 35: a second worm; 36: a second worm gear; 37: and (5) dragging under the traveling block.

The specific implementation mode is as follows:

ability blue or green mouthful automatic sharpening machine, its characterized in that: a direct current motor is arranged on a rack 1, a motor belt pulley 2 drives a driving belt pulley 3, the driving belt pulley 3 is coaxially connected with a belt pulley 4, the belt pulley 4 drives a driven belt pulley 5, and the driven belt pulley 5 is coaxially connected with a worm 6 for the moment;

the driving belt pulley 3 is coaxially connected with a driving wheel of a chain wheel 9, and the driving wheel of the chain wheel 9 drives the chain 7 to move straightly for a section and then to come to a chain pressing wheel 8; after the chain 7 passes through the chain pressing wheel 8, the chain 7 is quickly lifted to the chain wheel 9 to rotate by the driven wheel; the rotated chain 7 runs straight for a section and then comes to the chain bearing wheel 10, and after passing through the chain bearing wheel 10, the chain 7 quickly descends and then returns to the driving wheel of the chain wheel 9; a protruding dragging shaft 11 is arranged on the chain 7; the drawing shaft 11 is a cylinder which is thicker and longer than all shafts on the chain 7;

the traveling block 13 is fixed with an upper traveling block traction 12 and a lower traveling block traction 37 by screws, the upper traveling block traction 12 and the lower traveling block traction 37 are fork-shaped, a piece of iron which is thicker than the chain is clamped between two iron sheets, the middle width of the fork-shaped fork can enable the chain 7 to pass smoothly, when the protruded dragging shaft 11 comes, the chain cannot pass, and the dragging shaft 11 carries the traveling block 13 to move forwards; 6 travelling wheels 14 are arranged below the travelling block 13, the travelling block wheels 14 are miniature bearings, 4 travelling blocks roll on the lifting travelling rail 28, two travelling blocks roll below the lifting travelling rail 28 to ensure that the travelling block 13 can advance and retreat stably, and the 6 travelling block wheels 14 are all provided with fixed movable grooves which can only advance and retreat but cannot swing;

after a proper sharpening stone is fixed on the traveling block 13, when the dragging shaft 11 protruding from the chain 7 reaches the crotch of the traction 12 on the traveling block, the dragging shaft 11 is used for holding the crotch of the traction 12 on the traveling block 13, the chain 7 drags the traveling block 13 from the sharpening stone starting point 17, and the traveling block 13 straightly moves forward to the chain pressing wheel 8 on the lifting traveling rail 28, because the traveling rail support 29 at the lower side of the lifting traveling rail 28 is also attracted by the magnet 31, the lifting traveling rail 28 is at the highest position, and cannot move along with the traveling block 13, so the traveling block 13 straightly moves forward; after the traveling block 13 moves forward for a section, the traveling block 13 touches a baffle at the tail part of the lifting traveling rail 28, the attraction of the first magnet 31 cannot overcome the pulling force of the dragging shaft 11 protruding from the chain 7, and the traveling block 13 drags the lifting traveling rail 28 together; the lower edge of the lifting movable rail 28 is flatly and movably fixed by a movable rail support 29, the lower head of the movable rail support 29 is fixed on a movable rail support shaft 30 by a long shaft, and the movable rail support shaft 30 is horizontally fixed on the machine frame 1.

The side of the travel rail support 29 is provided with two magnets: the purpose is that a little fixing force is provided, so that the lifting slide rail 28 is not dragged away when the carriage 13 slides on the lifting slide rail 28; the position of the first magnet 31, which is blocked by the moving rail support 29, is a whetstone starting point 17, and the position of the second magnet 32, which is blocked by the moving rail support 29, is a whetstone stopping point 26; when the traveling block 13 drags the lifting traveling rail 28 away, the traveling rail support 29 is started, because the pulling force of the chain 7 is larger than the pulling force of the magnet, after the traveling rail support 29 leaves the magnet I31, the straight line goes downwards towards the oblique traveling rail support 29, the lifting traveling rail 28 also goes downwards, the traveling block 13 is driven to follow, and the whetstone falls down after leaving a small section of the cutting edge of the cutter 22; when the chain 7 passes through the chain pressing wheel 8, the chain 7 is quickly lifted, the lower traveling rail support 29 also comes to the second magnet 32 and is blocked and absorbed, the lifting traveling rail 28 does not run, the traveling block 13 is also blocked by the baffle at the tail part of the lifting traveling rail 28 and cannot run, and only needs to be stopped, the dragging shaft 11 on the chain 7 is separated from the crotch of the traction 12 on the traveling block by the lifting force of the chain, and the chain 7 is independently driven by the driven wheel of the chain wheel 9;

a dragging shaft 11 on the chain 7 returns from a driven wheel of the chain wheel 9 by half circle and moves forwards straightly; after the dragging shaft 11 on the chain 7 moves straight forward for a section, the dragging shaft touches the lower traction 37 of the traveling block, the traveling block 13 is carried to go back on the lifting travel rail 28, the traveling block 13 goes for a section on the lifting travel rail 28, after the whetstone completely passes under the cutting edge of the cutter 22, the traveling block 13 comes to a baffle plate at the front part of the lifting travel rail 28 and blocks the baffle plate, the traveling block 13 only needs to drag the lifting travel rail 28 to go together, simultaneously, a magnet two 32 of the travel rail support 29 leaving the inclined line is started to go to a magnet one 31 of the straight line, the traveling block 13 drags the lifting travel rail 28 and the travel rail support 29 to go to the magnet one 31 of the straight line and is blocked, and simultaneously, the chain 7 gradually rises to the highest, after the chain 7 passes through the chain bearing wheel 10, the chain 7 rapidly descends, and the traveling block 13, the lifting travel rail 28 and the travel rail support 29 are blocked and absorbed by the magnet one 31, the dragging shaft 11 on the chain 7 is separated from the descending potential of the lower traction 37 of the chain, then returns to the starting point by the driving wheel of the chain wheel 9 in a half-circle way.

Ability blue or green mouthful automatic sharpening machine, its characterized in that: the traveling block 13 is provided with a knife stone fixing screw 15, and the knife stone fixing screw 15 drives a knife stone fixing piece 16 to adjust the width and fix knife stones with different widths, different thicknesses and different textures; the knife stone fixing piece 16 fixes a knife stone which can be exchanged: the fine knife stone has various types of large coarse sand, medium coarse sand and small coarse sand, and can extract slurry and turn green; as long as the length is within 250mm, the width and the thickness are not particularly required, and the length can be fixed as long as the rectangular parallelepiped is flat; the automatic knife sharpener capable of turning green is used for sharpening, water can be added manually in different ways, the knife edge can be sharpened to be straight and the grains of the blade edge of the knife edge are consistent forward, and various used sharpening stones can be ensured to reduce the thickness smoothly.

Ability blue or green mouthful automatic sharpening machine, its characterized in that: the moving shaft 18 and the moving 2 shaft 27 are two parallel shafts, have the same diameter and have the same length as the first shaft; the moving shaft 18 and the moving 2 shaft 27 advance and retreat together, the moving 2 shaft 27 is smooth and does not rotate, and plays a role in supporting and stabilizing, and the angle plate 25 is fixed on the two shaft heads and cannot rotate; the steering traveling gear 19 is fixed on the head of the whole threaded traveling shaft 18, a steering traveling sleeve 19A is arranged on the steering traveling gear 19, a spring is arranged on the steering traveling sleeve 19A, the elasticity is 2-3mm, namely the elasticity of the contact between the cutter 22 and the knife sharpening stone, and the elasticity is more uniform than the force of pressing the cutter by hand and is not a point;

the steering traveling gear 19 is L-shaped, one side of the L-shaped of the steering traveling gear 19 is provided with a screw traveling groove, a knife clamping traveling gear 20 is fixed on the groove by a screw, and the distance between the knife clamping traveling gear 20 and the traveling shaft 18 can be adjusted according to the requirement; the knife clamping movable device 20 is provided with two grooves with adjustable height, a knife clamping plate is arranged on the knife clamping movable device 20 and connected by a knife clamping fixing screw 21, the knife clamping fixing screw 21 is loosened, a knife 22 is placed in the loosened groove, and the knife clamping fixing screw 21 is screwed tightly for fixing; the clamping knife fixing screws 21 are 4, two screws close to the cutting tools 22 are screwed, two screws far away from the cutting tools 22 are unscrewed, and the clamping knife plate is pushed outwards to clamp and stabilize the cutting tools 22 with different lengths, different widths and different thicknesses more powerfully.

Ability blue or green mouthful automatic sharpening machine, its characterized in that: a traveling shaft handle 23 is arranged on the traveling shaft 18, and a traveling shaft automatic device 18A and an automatic traveling sleeve 24 are arranged on the traveling shaft 18;

(the first section of book connection) the first worm 6 drives the first worm wheel 33, the first worm wheel 33 drives the worm shaft 34, the worm shaft 34 drives the second worm 35, the second worm 35 drives the second worm wheel 36, and the second worm wheel 36 drives the moving shaft automatic device 18A to rotate slowly; the moving shaft automatic machine 18A is provided with screw teeth which are the same as the moving shaft 18, the screw teeth are clamped in an n-shaped groove of the machine body and are sleeved on the moving shaft 18, and the holes of the moving shaft 18 in the n-shaped groove of the machine body are not provided with the screw teeth but are only through holes; the slow rotation of the traveling shaft motor 18A is to drag the traveling shaft 18 backwards slowly, but does not influence the rotating of the traveling shaft handle 23 to advance and retreat the traveling shaft 18 rapidly; during sharpening, the corresponding length (24 in fig. 3 is only indicated for convenience of labeling and is not a proportion) can be reserved according to different lengths of different cutters, the automatic traveling sleeve 24 is fixed at the required length of the traveling shaft 18, the screws are screwed, when the traveling shaft motor 18A slowly pulls the traveling shaft 18 backwards to one section of the fixed automatic traveling sleeve 24, the automatic traveling sleeve 24 tightly pushes the touch switch 24A, the touch switch 24A is flicked, the power supply is cut off, sharpening is stopped, and certainly, a switch is additionally arranged for starting and stopping.

Ability blue or green mouthful automatic sharpening machine, its characterized in that: the floating shaft 18 and the floating 2 shaft 27 are two parallel shafts, and the angle plate 25 is fixed on the heads of the two shafts, can not rotate, but can move forward and backward; the steering traveling gear 19 is fixed on the head of the traveling shaft 18, the steering traveling gear 19 is in a 'b' shape, the top of the 'b' shape is an angle indicating part, the bottom of the big belly is a hole which can be passed by the head of the traveling shaft 18, and the right side of the big belly is obliquely milled with a groove to the left side; the bottom of the steering floating sleeve 19A is a hole which can be passed by the head of the floating shaft 18, the slope of an L-shaped upper part is the same as that of a groove which is milled obliquely by the steering floating device 19, but the width is 3mm, a hole which is not communicated with the bottom is arranged in the west direction of the L-shaped upper part which is obliquely arranged on the steering floating sleeve 19A, a spring is arranged in the hole, one end of the spring is propped against the upper part of a b shape of the steering floating device 19, the other end of the spring is arranged at the bottom of the hole which is not communicated with the bottom in the west direction of the L-shaped upper part of the steering floating sleeve 19A, the L which is obliquely arranged on the steering floating sleeve 19A is arranged in the oblique groove of the steering floating device 19, the steering floating device 19 and the steering floating sleeve 19A are combined into a whole, and then screwed on the head of the floating shaft 18 and fixed by a floating shaft handle 23; the upper L-shaped head of the assembled steering traveling gear 19 is fixed on an angle plate 25 by a screw, the steering traveling gear 19 is not movable, and the steering traveling sleeve 19A has a rotation range of 2-3mm, can only rotate and cannot swing; the moving shaft handle 23 is rotated clockwise to drive the moving shaft 18 to rotate, the whole (comprising the moving device 19, the steering moving sleeve 19A, the angle plate 25, the knife clamping moving device 20 and the knife 22) moving device moves forward towards the knife stone, the moving shaft handle 23 is rotated counterclockwise to drive the moving shaft 18 to rotate, and the whole moving device moves back away from the knife stone.

The knife sharpener can be carried by a person for sharpening the knife by a simple vehicle, the simple vehicle is also provided with a storage battery, and the person can sharpen the knife at any place by taking various knife grindstones and water. The angle of the cutting edge to be ground can be adjusted according to the requirements when the knife meets the requirements, and the angle adjustment schematic diagrams of the automatic knife sharpener capable of cutting the edges are shown in figures 4, 5, 6 and 7, the automatic knife sharpener capable of cutting the edges can be adjusted from 0 degree to 90 degrees, if a thin cutter needs 4-7 degrees, a general cutter needs 10-15 degrees and a chopper needs 20-25 degrees; the flat surface of the grinding scissors needs 0 degree, the inclined surface needs 45-50 degrees, the cutter of the edge grinding machine needs 82-85 degrees, and the cutter on the mechanical lathe needs 85-88 degrees; how to add water, how to change the whetstone, how to book 24 the position of the automatic sliding sleeve on the sliding shaft 18 according to the length of the cutter 22 can be written into the instruction of the selling machine, and the machine can become a knife grinder whenever being bought.

Claims

1. Ability blue or green mouthful automatic sharpening machine, its characterized in that: a direct current motor is arranged on a rack (1), a motor belt pulley (2) drives a driving belt pulley (3), the driving belt pulley (3) is coaxially connected with a belt pulley (4), the belt pulley (4) drives a driven belt pulley (5), and the driven belt pulley (5) is coaxially connected with a first worm (6);

the driving belt pulley (3) is also coaxially connected with a driving wheel of a chain wheel (9), and the driving wheel of the chain wheel (9) drives a chain (7) to move for a section straightly and then to a chain pressing wheel (8); the chain (7) is quickly lifted to the driven wheel of the chain wheel (9); the rotated chain (7) runs straight for a section and then comes to the chain bearing wheel (10), and after passing through the chain bearing wheel (10), the chain (7) quickly descends and then returns to the driving wheel of the chain wheel (9); a chain (7) is provided with a convex dragging shaft (11); the dragging shaft (11) is thicker and longer than all shafts on the chain (7);

the upper traction (12) and the lower traction (37) of the traveling block are both fork-shaped consisting of two iron sheets, the middle width of the fork-shaped fork can allow a chain (7) to pass smoothly, the chain cannot pass when the protruded dragging shaft (11) comes, and the dragging shaft (11) drives the traveling block (13) to move forwards; 6 travelling wheels (14) are arranged below the travelling block (13), the travelling wheels (14) are miniature bearings, four travelling wheels roll on the lifting travelling rail (28), and two travelling wheels are clamped below the lifting travelling rail (28) to roll, so that the travelling block (13) can be ensured to advance and retreat stably;

after a proper sharpening stone is fixed on a traveling block (13), when a dragging shaft (11) protruding from a chain (7) reaches a crotch of a traction device (12) on the traveling block, the dragging shaft (11) takes over the traveling block (13), the traveling block (13) is dragged by the chain (7) from a sharpening stone starting point (17), the traveling block straightly moves towards a chain pressing wheel (8) on a lifting traveling rail (28), the traveling block (13) moves for a section and then contacts a baffle at the tail part of the lifting traveling rail (28), and the traveling block (13) drags the lifting traveling rail (28) away; the lower edge of the lifting travel rail (28) is flatly and movably fixed by a travel rail support (29), the lower head of the travel rail support (29) is fixed on a travel rail support shaft (30) by a long shaft, and the travel rail support shaft (30) is horizontally fixed on the rack (1);

two magnets are arranged on the side edge of the traveling rail support (29) and aim to have a certain fixing force, so that the traveling block (13) can not drag the lifting traveling rail (28) when sliding on the lifting traveling rail (28); the position where the first magnet (31) blocks the moving rail support (29) is a whetstone starting point (17), and the position where the second magnet (32) blocks the moving rail support (29) is a whetstone stopping point (26); when the traveling block (13) drags the lifting traveling rail (28) away, the traveling rail support (29) is started, after the traveling rail support (29) leaves the magnet I (31), the straight line goes down towards the oblique traveling rail support (29), the lifting traveling rail (28) also follows, the traveling block (13) is driven to follow, and the knife stone falls down after leaving a small section of the cutting edge of the cutter (22); when the chain (7) passes through the chain pressing wheel (8), the chain (7) is quickly lifted, the lower traveling rail support (29) also comes to the position of the second magnet (32) and is blocked, the lifting traveling rail (28) does not run, the traveling block (13) is also blocked by the baffle at the tail part of the lifting traveling rail (28) and cannot run and stop, and only if the traveling block stops, the dragging shaft (11) on the chain (7) is separated from the fork of the dragging (12) on the traveling block by virtue of the lifting force of the chain, and the chain (7) is independently arranged on the driven wheel of the chain wheel (9);

a dragging shaft (11) on the chain (7) returns from a driven wheel of the chain wheel (9) around a half circle and moves forwards straightly; after a dragging shaft (11) on the chain (7) moves forwards for a section straightly and touches a traveling block to drag (37) downwards, the traveling block (13) is driven to go back on a lifting traveling rail (28), the traveling block (13) moves for a section on the lifting traveling rail (28), a whetstone completely passes under the cutting edge of a cutter (22), the traveling block (13) comes to a baffle at the front part of the lifting traveling rail (28) and is blocked, the traveling block (13) pulls the lifting traveling rail (28) to move together, a magnet II (32) for starting the traveling rail support (29) to leave an oblique line moves to a magnet I (31) for straight line, the traveling block (13) pulls the lifting traveling rail (28) and the traveling rail support (29) to come to the magnet I (31) for straight line and is blocked and simultaneously rises to the highest, after the chain (7) passes through a chain bearing wheel (10), the chain (7) quickly descends, and the traveling block (28), the lifting traveling rail (28) and the traveling block (29) for lifting traveling rail (7) for traveling The traveling rail support (29) is blocked by the magnet (31), and the dragging shaft (11) on the chain (7) is separated from the traveling vehicle lower traction (37) by the descending force of the chain and returns to the starting point by the driving wheel of the chain wheel (9) around half circle.

2. The automatic knife sharpener capable of being used for sharpening steel bars according to claim 1, characterized in that: the traveling block (13) is provided with a knife stone fixing screw (15), and the knife stone fixing screw (15) drives a knife stone fixing piece (16) to adjust the width and fix knife stones with different widths, different thicknesses and different textures; the knife stone fixing piece (16) is used for fixing a knife stone, the knife stone can be replaced and can adopt various types of large coarse sand, medium coarse sand and small coarse sand, or fine knife stones which can extract slurry and can be green; the length of the rectangular solid is within 250 mm; when the automatic knife sharpener with the top edge capable of being sharpened is used for sharpening, different methods can be used for manually adding water, so that the sharpening edge can be sharpened to be straight and the grains of the cutting edge of the blade are consistent and forward, and various sharpening stones can be used for reducing the thickness flatly.

3. The automatic knife sharpener capable of being used for sharpening steel bars according to claim 1, characterized in that: the moving shaft (18) and the moving 2 shaft (27) are two parallel shafts, and have the same diameter and the same length; the moving shaft (18) and the moving 2 shaft (27) advance and retreat simultaneously, the moving 2 shaft (27) is smooth and does not rotate, the supporting and stabilizing functions are realized, and the angle plate (25) is fixed on the two shaft heads and cannot rotate; the steering traveling gear (19) is fixed on a traveling shaft (18) head of which the whole shaft is provided with screw teeth, a steering traveling sleeve (19A) is arranged on the steering traveling gear (19), and a spring is arranged on the steering traveling sleeve (19A) and has the elasticity of 2-3mm, namely the elasticity of the contact between the cutter (22) and the knife stone;

the steering traveling device (19) is L-shaped, one L-shaped side of the steering traveling device (19) is provided with a screw traveling groove, a knife clamping traveling device (20) is fixed on the groove, the knife clamping traveling device (20) is provided with two grooves with adjustable heights, a knife clamping plate is arranged on the knife clamping traveling device (20), the knife clamping traveling device is connected by a knife clamping fixing screw (21), the knife clamping fixing screw (21) is loosened, a knife (22) is placed into the loosened groove, and the knife clamping fixing screw (21) is tightened for fixing; the number of the cutter clamping fixing screws (21) is 4, two screws close to the cutter (22) are screwed, and two screws far away from the cutter (22) are unscrewed to push the cutter clamping plate outwards, so that the cutter (22) is clamped and stabilized more powerfully.

4. The automatic knife sharpener capable of being used for sharpening steel bars according to claim 1, characterized in that: a moving shaft handle (23) is arranged on the moving shaft (18), and a moving shaft automatic device (18A) and an automatic moving sleeve (24) are arranged on the moving shaft (18); the first worm (6) drives the first worm wheel (33), the first worm wheel (33) drives the worm shaft (34), the worm shaft (34) drives the second worm (35), the second worm (35) drives the second worm wheel (36), and the second worm wheel (36) drives the moving shaft automatic device (18A) to rotate slowly; the moving shaft automatic device (18A) is provided with screw teeth which are the same as the moving shaft (18), the screw teeth are clamped in an n-shaped groove of the machine body and are sleeved on the moving shaft (18), the moving shaft automatic device (18A) slowly rotates to drag the moving shaft (18) backwards, but the handle (23) of the moving shaft is not influenced to rotate to rapidly advance and retreat the moving shaft (18); when the knife is sharpened, the corresponding length can be reserved according to different lengths of different cutters, the automatic moving sleeve (24) is fixed at the required length of the moving shaft (18), the screw is screwed, when the moving shaft automatic device (18A) slowly pulls the moving shaft (18) backwards to one section of the fixed automatic moving sleeve (24), the automatic moving sleeve (24) tightly pushes the touch switch (24A), the touch switch (24A) is flicked, the power supply is cut off, the sharpening is stopped, and a switch is additionally arranged for starting and stopping the knife.

5. The automatic knife sharpener capable of being turned into green mouthparts according to claim 4, characterized in that: the floating shaft (18) and the floating 2 shaft (27) are two parallel shafts, and the angle plate (25) is fixed on the heads of the two shafts, can not rotate, but can move forward and backward; the steering traveling device (19) is fixed on the head of the traveling shaft (18), the steering traveling device (19) is b-shaped, the angle indicating part is arranged on the top, the bottom of the big belly is a hole which can be passed by the head of the traveling shaft (18), and the right side of the big belly is obliquely milled with a groove to the left side; the bottom of the steering floating sleeve (19A) is a hole through which the head of a floating shaft (18) can pass, the slope of an L-shaped upper part is the same as that of a groove obliquely milled by a steering floating device (19) and is only 3mm narrower, the oblique L-shaped upper part of the steering floating sleeve (19A) is provided with a hole without a bottom, a spring is arranged in the hole, one end of the spring props against the upper part of a ' b ' shape of the steering floating device (19A), the other end of the spring is arranged at the bottom of the hole without a bottom in the westward direction of the steering floating sleeve (19A), the oblique L ' of the steering floating sleeve (19A) enters the oblique groove of the steering floating device (19), the steering floating device (19) and the steering floating sleeve (19A) are combined into a whole, then are screwed on the head of the floating shaft (18), and are fixed by a floating shaft handle (23); the L-shaped upper head of the assembled steering traveling gear (19) is fixed on an angle plate (25) by a screw, the steering traveling gear (19) cannot move, and a steering traveling sleeve (19A) has a rotation range of 2-3mm, can only rotate and cannot swing; clockwise rotation trip axle handle (23), drive trip axle (18) and rotate, include: the whole traveling device comprising the steering traveling device (19), the steering traveling sleeve (19A), the angle plate (25), the knife clamping traveling device (20) and the knife (22) advances towards the knife stone, the traveling shaft handle (23) rotates anticlockwise to drive the traveling shaft (18) to rotate, and the whole traveling device retreats from the knife stone.