CN112338647A

CN112338647A - Mechanical cutter polishing equipment for protecting cutting edge

Info

Publication number: CN112338647A
Application number: CN202011335873.XA
Authority: CN
Inventors: 吴晓亲
Original assignee: Linhai Keya Intelligent Technology Co Ltd
Current assignee: Linhai Keya Intelligent Technology Co Ltd
Priority date: 2020-11-25
Filing date: 2020-11-25
Publication date: 2021-02-09

Abstract

The invention discloses mechanical cutter polishing equipment for protecting a cutting edge, which comprises an equipment box body, wherein a polishing cavity with a right opening is arranged in the equipment box body, two sliding rods are arranged on the inner wall of the left side of the polishing cavity in a penetrating and sliding manner, the two sliding rods are arranged up and down, the right ends of the two sliding rods are connected with a synchronous rotating shaft in a penetrating and rotating manner, and the front end of the synchronous rotating shaft is fixedly connected with a polishing belt wheel; when the mechanical cutter is ground, firstly, the damaged part of the mechanical cutter is completely ground quickly, meanwhile, under the effect of the cushion of the supporting base plate, the condition that the mechanical cutter generates a rolling edge when the mechanical cutter is placed and ground is further ground slowly in an inclined mode, and finally, a cutter point cutting edge is ground, so that the structural strength of the mechanical cutter in use is guaranteed; the elastic polishing belt is cooled by water during rapid polishing, and the polishing paste is used during slow polishing, so that the polishing precision is improved.

Description

Mechanical cutter polishing equipment for protecting cutting edge

Technical Field

The invention relates to the field of mechanical cutters, in particular to a mechanical cutter polishing device capable of protecting a cutting edge.

Background

Damaged mechanical tool is when polishing, directly polishes the knife tip and does not grind damaged position, can make the cutting edge shape of cutter change, and then influences the life of cutter, directly polishes the condition that the cutting edge can make the cutting edge appear the sword simultaneously, and the work piece of spending can be scraped to this kind of condition when using the cutter, influences the yield of work piece, directly cools down the inner structure intensity that can influence the cutter to the cutter when polishing.

The invention provides a mechanical cutter polishing device capable of protecting a cutting edge, which can solve the problems.

Disclosure of Invention

In order to solve the problems, the embodiment designs a mechanical cutter polishing device for protecting a cutting edge, the mechanical cutter polishing device for protecting the cutting edge comprises a device box body, a polishing cavity with a right opening is arranged in the device box body, two sliding rods are arranged on the inner wall of the left side of the polishing cavity in a through sliding mode, the two sliding rods are arranged up and down, the right ends of the two sliding rods are connected with a synchronous rotating shaft in a front-back through rotating mode, polishing belt wheels are fixedly connected to the front ends of the synchronous rotating shaft, the two polishing belt wheels are connected through an elastic polishing belt, a swing rod cavity is arranged in the left side of the polishing cavity in the device box body, the left end of each sliding rod is located in the swing rod cavity and fixedly connected with a linkage handle, the linkage handle is located on the front end face of each sliding rod, a fixed rotating shaft is fixedly connected between the front inner side wall and the rear inner side wall of the swing rod cavity, the driving gear is rotatably connected with a swing rod, two linkage grooves are formed in the swing rod in an up-down arrangement mode, and the two linkage handles are respectively positioned in the corresponding linkage grooves and are in sliding fit for use; a supporting table is fixedly arranged on the right side of the elastic polishing belt on the inner wall of the lower side of the polishing cavity, a guide cavity with an upward opening is arranged in the supporting table, a straight sliding rod is arranged in the guide cavity in a sliding mode, a linkage spring is fixedly connected between the lower end face of the straight sliding rod and the inner wall of the lower side of the guide cavity, the upper end of the straight sliding rod is fixedly connected with a supporting plate, a linkage plate groove with an upward opening and a leftward opening is arranged in the supporting plate, a supporting base plate is arranged in the linkage plate groove in a sliding mode, and a tension spring is fixedly connected between the right end of the supporting base plate; two fixed pipes are fixedly connected to the inner wall of the upper side of the grinding cavity in a left-right mode, vertically-through conveying holes are formed in the fixed pipes, a liquid storage cavity is correspondingly formed in the upper side of each fixed pipe in the equipment box, a flowing hole is formed in the inner wall of the lower side of each liquid storage cavity in a communicating mode, the flowing hole can be communicated with the corresponding conveying hole, a rotating baffle is rotatably arranged in the conveying hole on the left side, a positioning handle is rotatably arranged between the front inner wall and the rear inner wall of the conveying hole on the right side, and an adsorption wheel is fixedly connected to the positioning handle; the mechanical cutter with the damaged cutting edge is placed on the upper end face of the supporting base plate, the cutting edge is flush with the left end face of the supporting base plate, then the synchronous rotating shaft rotates, the elastic polishing belt is driven by the polishing belt wheel to rotate, the supporting base plate slides leftwards and rightwards at the moment, the cutter head and the left end face of the supporting base plate are polished together by the elastic polishing belt, the edge rolling phenomenon generated when the cutter is polished is transferred to the left end face of the supporting base plate, the edge rolling phenomenon of the cutter is avoided, meanwhile, the rotating baffle plate rotates, water in the left liquid storage cavity intermittently flows onto the surface of the elastic polishing belt, the elastic polishing belt is cooled and scraps are flushed, the polishing efficiency is improved, the swinging rod is swung after the damaged part is polished, the upper side sliding rod slides rightwards, the lower side sliding rod slides leftwards, and the elastic polishing belt is changed into an inclined state, the backup pad drives the slip about the support backing plate this moment, and the rotational speed of elasticity polishing area slows down and the surface in elasticity polishing area is inconsistent with the outer disc of adsorption wheel simultaneously, and then smears the cream of polishing in the stock solution intracavity on right side to the surface in elasticity polishing area through the adsorption wheel on, and then grinds the inclined plane of cutter slowly for the cutting edge attenuation, grinds out the knife tip at last.

Beneficially, a sliding rod cavity is arranged in the equipment box body between the grinding cavity and the liquid storage cavity, a linkage sliding rod is arranged in the sliding rod cavity in a sliding mode, an electromagnetic spring is fixedly connected between the left end face of the linkage sliding rod and the inner wall of the left side of the sliding rod cavity, a limiting groove is communicated with the inner wall of the upper side of the swinging rod cavity and communicated with the sliding rod cavity, a clamping groove with a downward opening is formed in the linkage sliding rod and located on the upper side of the limiting groove, the upper end of the swinging rod is located in the clamping groove and matched with the limiting groove in a sliding mode, a reset spring is fixedly arranged between the inner wall of the right side of the limiting groove and the right end face of the swinging rod, a through hole is formed in the linkage sliding rod and located on the right side of the clamping groove, and the through; the electromagnetic spring is electrified and extended, so that the linkage slide rod is pushed to slide rightwards, the swinging rod is driven to swing through the clamping groove, the sliding rod is driven to slide, the elastic polishing belt is made to be in an inclined state, and the communication state between the left flow hole and the right flow hole and the corresponding conveying hole is changed through the conducting hole while the linkage slide rod slides.

Beneficially, a fixed push plate is fixedly connected to the rear end face of the supporting base plate on the left side of the supporting plate, a clamping block groove with a forward opening is formed in the fixed push plate, a threaded rod is rotatably connected between the upper inner side wall and the lower inner side wall of the clamping block groove, a sliding clamping block is in threaded connection with the threaded rod, the front end of the sliding clamping block is located above the supporting base plate, a rotating worm wheel is fixedly connected to the upper side of the sliding clamping block on the threaded rod, an adjusting worm is rotatably connected to the inner wall of the right side of the threaded rod and meshed with the rotating worm wheel, the right end of the adjusting worm is located on the right side of the fixed push plate, a guide groove is formed in the inner wall of the upper side of the grinding cavity in a communicated mode, the guide groove is communicated with the slide rod cavity, a positioning rod is slidably arranged in the guide groove, a linkage shaft is rotatably connected in the positioning rod in a front-back through manner, a linkage cam is fixedly connected to the front end of the linkage shaft, and the outer contour surface of the linkage cam can be in abutting fit with the right end surface of the fixed push plate and the upper end surface of the supporting plate; place mechanical cutter on the backing plate, later rotate the regulation worm, and then drive the threaded rod through rotating the worm wheel and rotate, and then drive the slip clamp splice and slide downwards, and then press from both sides mechanical cutter tightly, because adjust the worm and rotate the auto-lock relation between the worm wheel, and then make the slip clamp splice can not appear not hard up phenomenon man-hour, when the linkage cam is inconsistent with the right-hand member face of fixed push pedal, the linkage cam rotates, and then drive the slip about the backing plate through fixed push pedal, when the linkage cam is inconsistent with the up end of backup pad, drive the slip about the backing plate through the backup pad.

Beneficially, two support shafts are rotatably connected and arranged on the inner wall of the rear side of the grinding cavity on the left and right sides of the lower side of the elastic grinding belt, synchronous belt wheels are fixedly connected to the support shafts, the two synchronous belt wheels are connected through an adsorption belt, the outer surface of the adsorption belt is abutted against the outer surface of the elastic grinding belt, connecting belt wheels are fixedly connected to the rear sides of the synchronous belt wheels and the rear end of the synchronous rotating shaft on the support shafts, and the three connecting belt wheels are connected through an elastic belt; elasticity is polished and is taken the rotation, and then the band pulley of polishing through the downside drives the synchronous rotating shaft rotation of downside, and then drive elastic belt through the linking band pulley of upside and rotate, and then drive two other linking band pulleys through elastic belt and rotate, and then drive the back shaft and rotate, and then drive the adsorption band through synchronous band pulley and rotate, the rotation direction of adsorption band is unanimous with the rotation direction of elasticity polishing area this moment, and then make the rotation direction of the position that adsorption band and elasticity polishing area contacted be opposite, and then shift waste bits and water stain on the external surface of elasticity polishing area to the adsorption band through the surface of adsorption band, avoid influencing the efficiency of polishing.

Beneficially, a driving gear is fixedly connected to the upper synchronous rotating shaft and located between the polishing belt wheel and the sliding rod, a transmission handle is connected to the rear end face of the left fixed tube in a penetrating and rotating mode, a driven gear is fixedly connected to the rear end of the transmission handle and meshed with the driving gear, the front end of the transmission handle is fixedly connected to the rear end face of the rotating baffle, linkage belt wheels are fixedly connected to the rear side of the sliding rod and the rear side of the linkage shaft on the synchronous rotating shaft, and the two linkage belt wheels are connected through a linkage belt; the synchronous pivot of upside rotates, and then drives driven gear through the driving gear and rotate, and then drives through the transmission handle and rotate the rotation baffle, and then makes left side delivery hole intermittent type nature open and shut, has reduced the use amount of the water in the stock solution intracavity on right side, drives linkage belt through linkage pulley and rotates when the synchronous pivot of upside rotates, and then drives the universal driving shaft through another linkage pulley and rotate, and then drives linkage cam and rotate.

Beneficially, a power cavity with a forward opening is arranged on the inner wall of the rear side of the grinding cavity on the rear side of the upper side of the synchronous rotating shaft, two synchronous shafts are rotatably arranged on the inner wall of the rear side of the power cavity on the left and right sides, a power motor is fixedly connected between the two synchronous shafts on the inner wall of the rear side of the power cavity, a power output shaft is dynamically connected onto the front end surface of the power motor, power belt wheels are fixedly connected onto the two synchronous shafts and the front end of the power output shaft, the three power belt wheels are connected through a power belt, the rear end of the upper side of the synchronous rotating shaft is located in the power cavity and fixedly connected with a connecting gear, a linkage gear is fixedly connected onto the front end of the synchronous shaft, the diameter of the linkage gear on the left side is larger than that of the linkage gear on the right side, and the connecting gear can; the power motor is started, the power belt wheel in the middle is driven to rotate through the power output shaft, the power belt wheels on the left side and the right side are driven to rotate through the power belt, the linkage gear is driven to rotate through the synchronizing shaft, when the linkage gear is meshed with the left guide groove, the rotating speed of the linkage gear is high at the moment, and when the linkage gear is meshed with the right linkage gear, the rotating speed of the linkage gear is low at the moment.

The invention has the beneficial effects that: when the mechanical cutter is ground, firstly, the damaged part of the mechanical cutter is completely ground quickly, meanwhile, under the effect of the cushion of the supporting base plate, the condition that the mechanical cutter generates a rolling edge when the mechanical cutter is placed and ground is further ground slowly in an inclined mode, and finally, a cutter point cutting edge is ground, so that the structural strength of the mechanical cutter in use is guaranteed; the elastic polishing belt is cooled by water during rapid polishing, and the polishing paste is used during slow polishing, so that the polishing precision is improved.

Drawings

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

The invention is further illustrated with reference to the following figures and examples.

Fig. 1 is a schematic view showing the overall construction of a mechanical blade sharpening apparatus for protecting a blade according to the present invention.

FIG. 2 is an enlarged schematic view of A in FIG. 1;

FIG. 3 is a schematic diagram of B-B of FIG. 1;

FIG. 4 is a schematic diagram of the structure of C-C in FIG. 1;

FIG. 5 is a schematic diagram of D-D of FIG. 2;

FIG. 6 is a schematic diagram of the structure of E-E in FIG. 2;

fig. 7 is a schematic view of the structure of F-F in fig. 3.

Detailed Description

The invention will now be described in detail with reference to fig. 1 to 7, for the sake of convenience of description, the following orientations are now defined: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.

The invention relates to a mechanical cutter polishing device for protecting a cutting edge, which comprises a device box body 11, wherein a polishing cavity 21 with a right opening is arranged in the device box body 11, two sliding rods 13 are arranged on the inner wall of the left side of the polishing cavity 21 in a penetrating and sliding manner, the two sliding rods 13 are arranged up and down, the right ends of the two sliding rods 13 are respectively connected with a synchronous rotating shaft 19 in a penetrating and rotating manner, the front end of the synchronous rotating shaft 19 is fixedly connected with a polishing belt wheel 18, the two polishing belt wheels 18 are connected through an elastic polishing belt 20, a swing rod cavity 12 is arranged on the left side of the polishing cavity 21 in the device box body 11, the left end of each sliding rod 13 is positioned in the swing rod cavity 12 and fixedly connected with a linkage handle 46, the linkage handle 46 is positioned on the front end surface of the sliding rod 13, a fixed rotating shaft 48 is fixedly connected between the front inner side wall and the rear inner wall of the swing rod cavity 12, and the fixed rotating shaft 48, the driving gear 45 is rotatably connected with a swing rod 47, two linkage grooves 49 are vertically arranged in the swing rod 47, and the two linkage handles 46 are respectively positioned in the corresponding linkage grooves 49 and are in sliding fit for use; a supporting table 22 is fixedly arranged on the inner wall of the lower side of the grinding cavity 21 on the right side of the elastic grinding belt 20, a guide cavity 23 with an upward opening is arranged in the supporting table 22, a straight slide rod 25 is slidably arranged in the guide cavity 23, a linkage spring 24 is fixedly connected between the lower end face of the straight slide rod 25 and the inner wall of the lower side of the guide cavity 23, a supporting plate 26 is fixedly connected to the upper end of the straight slide rod 25, a linkage plate groove 28 with an upward opening and a leftward opening is arranged in the supporting plate 26, a supporting backing plate 65 is slidably arranged in the linkage plate groove 28, and a tension spring 27 is fixedly connected between the right end of the supporting backing plate 65 and the inner wall of; two fixed pipes 32 are fixedly connected to the inner wall of the upper side of the grinding cavity 21 in a left-right mode, vertically-through conveying holes 33 are formed in the fixed pipes 32, liquid storage cavities 34 are correspondingly formed in the upper side of the fixed pipes 32 in the equipment box body 11, flow holes 35 are communicated with the inner wall of the lower side of the liquid storage cavities 34, the flow holes 35 can be communicated with the corresponding conveying holes 33, rotating baffles 38 are rotatably arranged in the conveying holes 33 on the left side, positioning handles 36 are rotatably arranged between the front inner side wall and the rear inner side wall of the conveying holes 33 on the right side, and adsorption wheels 31 are fixedly connected to the positioning handles 36; the mechanical cutter with the damaged cutting edge is placed on the upper end face of a supporting base plate 65, the cutting edge is flush with the left end face of the supporting base plate 65, then a synchronous rotating shaft 19 rotates, the elastic polishing belt 20 is driven to rotate through a polishing belt wheel 18, the supporting base plate 65 slides leftwards and rightwards at the moment, the cutter head and the left end face of the supporting base plate 65 are polished through the elastic polishing belt 20, the edge rolling phenomenon generated during polishing of the cutter is transferred to the left end face of the supporting base plate 65, the phenomenon that the cutter rolls is avoided, meanwhile, a rotating baffle 38 rotates, water in a liquid storage cavity 34 on the left side intermittently flows onto the surface of the elastic polishing belt 20, the elastic polishing belt 20 is cooled and scraps are flushed, the polishing efficiency is improved, the swinging rod 47 is swung after the damaged part is polished, an upper side sliding rod 13 slides rightwards, and a lower side sliding rod 13 slides leftwards, and then make the elasticity band 20 become the state of slope, the backup pad 26 drives the slip that supports backing plate 65 from top to bottom this moment, and the rotational speed of elasticity band 20 slows down and the outer surface of elasticity band 20 is inconsistent with the outer disc of adsorption wheel 31 simultaneously, and then smears the cream of polishing in the stock solution chamber 34 on the right side to the surface of elasticity band 20 through adsorption wheel 31 on, and then grinds the inclined plane of cutter slowly for the cutting edge attenuation, grinds out the cutter point finally.

Advantageously, a slide rod cavity 42 is arranged in the equipment box body 11 between the grinding cavity 21 and the liquid storage cavity 34, a linkage slide rod 39 is arranged in the slide rod cavity 42 in a sliding manner, an electromagnetic spring 43 is fixedly connected between the left end surface of the linkage slide rod 39 and the inner wall of the left side of the slide rod cavity 42, a limit groove 44 is communicated with the inner wall of the upper side of the swing rod cavity 12, the limit groove 44 is communicated with the sliding rod cavity 42, a clamping groove 41 with a downward opening is arranged on the upper side of the limiting groove 44 in the linkage slide rod 39, the upper end of the swinging rod 47 is positioned in the retaining groove 41 and is in sliding fit with the limiting groove 44, a return spring 40 is fixedly arranged between the inner wall of the right side of the limit groove 44 and the right end face of the swinging rod 47, a through hole 37 which is through up and down is formed in the linkage slide rod 39 at the right side of the clamping groove 41, and the through hole 37 can communicate the flow hole 35 and the conveying hole 33; the electromagnetic spring 43 is electrically extended to push the linkage slide rod 39 to slide rightwards, and then the clamping groove 41 drives the swinging rod 47 to swing, so as to drive the sliding rod 13 to slide, so that the elastic polishing belt 20 is in an inclined state, and the linkage slide rod 39 slides while changing the communication state between the left and right flow holes 35 and the corresponding conveying holes 33 through the conducting hole 37.

Beneficially, a fixed push plate 54 is fixedly connected to the left side of the supporting plate 26 on the rear end face of the supporting base plate 65, a clamping block groove 53 with a forward opening is arranged in the fixed push plate 54, a threaded rod 52 is rotatably connected between the upper inner side wall and the lower inner side wall of the clamping block groove 53, a sliding clamping block 51 is in threaded connection with the threaded rod 52, the front end of the sliding clamping block 51 is located above the supporting base plate 65, a rotating worm wheel 50 is fixedly connected to the upper side of the sliding clamping block 51 on the threaded rod 52, an adjusting worm 56 is rotatably connected to the inner wall of the right side of the threaded rod 52 in a penetrating manner, the adjusting worm 56 is meshed with the rotating worm wheel 50, the right end of the adjusting worm 56 is located on the right side of the fixed push plate 54, a guide groove 30 is communicated with the inner wall of the upper side of the polishing cavity 21, the guide groove 30 is communicated with, the upper end of the positioning rod 29 is fixedly connected to the lower end face of the linkage slide rod 39, a linkage shaft 67 is connected to the positioning rod 29 in a through manner, the linkage shaft 67 is connected to the front end of the linkage shaft 67 in a through manner, a linkage cam 55 is fixedly connected to the front end of the linkage shaft 67, and the outer contour face of the linkage cam 55 can be matched with the right end face of the fixed push plate 54 and the upper end face of the support plate 26 in a contact manner; place mechanical cutter on supporting backing plate 65, later rotate adjusting worm 56, and then drive threaded rod 52 through rotating worm wheel 50 and rotate, and then drive slip clamp splice 51 and slide downwards, and then press from both sides mechanical cutter tightly, because adjust worm 56 and the auto-lock relation between the rotation worm wheel 50, and then make slip clamp splice 51 can not appear not hard up phenomenon man-hour, when linkage cam 55 is inconsistent with the right-hand member face of fixed push pedal 54, linkage cam 55 rotates, and then drive the slip about supporting backing plate 65 through fixed push pedal 54, when linkage cam 55 is inconsistent with the up end of backup pad 26, drive the slip about supporting backing plate 65 through backup pad 26.

Beneficially, two support shafts 16 are rotatably connected to the left and right of the lower side of the elastic polishing belt 20 on the inner wall of the rear side of the polishing cavity 21, a synchronous pulley 15 is fixedly connected to the support shafts 16, the two synchronous pulleys 15 are connected through an adsorption belt 14, the outer surface of the adsorption belt 14 is in contact with the outer surface of the elastic polishing belt 20, engaging pulleys 64 are fixedly connected to the rear side of the synchronous pulley 15 and the rear end of the synchronous rotating shaft 19 on the support shafts 16, and the three engaging pulleys 64 are connected through an elastic belt 17; elasticity belt 20 rotates, and then the synchronous shaft 19 that drives the downside through the band pulley 18 of polishing of downside rotates, and then it rotates to drive elastic belt 17 through the linking band pulley 64 of upside, and then it rotates to drive two other linking band pulleys 64 through elastic belt 17, and then drive back shaft 16 and rotate, and then drive adsorption band 14 through synchronous pulley 15 and rotate, the direction of rotation of adsorption band 14 is unanimous with the direction of rotation of elasticity belt 20 this moment, and then the direction of rotation that makes the position that adsorption band 14 and elasticity belt 20 contacted is opposite, and then shift sweeps and the water stain on the surface of elasticity belt 20 to adsorption band 14 through the surface of adsorption band 14, avoid influencing the efficiency of polishing.

Beneficially, a driving gear 45 is fixedly connected to the upper synchronous rotating shaft 19, the driving gear 45 is located between the polishing belt wheel 18 and the sliding rod 13, a transmission handle 58 is rotatably connected to the rear end surface of the left fixed tube 32 in a penetrating manner, a driven gear 59 is fixedly connected to the rear end of the transmission handle 58, the driven gear 59 is engaged with the driving gear 45, the front end of the transmission handle 58 is fixedly connected to the rear end surface of the rotating baffle 38, a linkage belt wheel 66 is fixedly connected to the rear side of the sliding rod 13 and the rear side of the linkage shaft 67 on the synchronous rotating shaft 19, and the two linkage belt wheels 66 are connected through a linkage belt 57; the synchronous rotating shaft 19 of upside rotates, and then drives driven gear 59 through driving gear 45 and rotates, and then drives through transmission handle 58 and rotate baffle 38 and rotate, and then makes the intermittent type nature of left side delivery port 33 open and shut, has reduced the use amount of the water in the stock solution chamber 34 on right side, drives linkage belt 57 through linkage band pulley 66 and rotates when the synchronous rotating shaft 19 of upside rotates, and then drives universal driving shaft 67 through another linkage band pulley 66 and rotates, and then drives linkage cam 55 and rotate.

Advantageously, a power cavity 62 with a forward opening is arranged on the rear inner wall of the grinding cavity 21 at the rear side of the upper synchronous rotating shaft 19, two synchronizing shafts 61 are rotatably arranged on the inner wall of the rear side of the power cavity 62 from left to right, a power motor 71 is fixedly connected between the two synchronizing shafts 61 on the inner wall of the rear side of the power cavity 62, the front end surface of the power motor 71 is connected with a power output shaft 70 in a power mode, the front ends of the power output shaft 70 and the two synchronizing shafts 61 are fixedly connected with power belt wheels 69, the three power belt wheels 69 are connected through a power belt 68, the rear end of the upper synchronizing rotating shaft 19 is positioned in the power cavity 62 and fixedly connected with a connecting gear 63, the front ends of the synchronizing shafts 61 are fixedly connected with a linkage gear 60, the diameter of the linkage gear 60 on the left side is larger than that of the linkage gear 60 on the right side, and the engaging gear 63 can be meshed with the two linkage gears 60; the power motor 71 is started, the power belt wheel 69 in the middle is driven to rotate through the power output shaft 70, the power belt wheels 69 on the left side and the right side are driven to rotate through the power belt 68, the linkage gear 60 is driven to rotate through the synchronizing shaft 61, when the linkage gear 63 is meshed with the guide groove 30 on the left side, the rotation speed of the linkage gear 63 is high, and when the linkage gear 63 is meshed with the linkage gear 60 on the right side, the rotation speed of the linkage gear 63 is low.

The steps of using a protected-edge mechanical tool sharpening apparatus herein are described in detail below with reference to fig. 1-7:

initially, the linkage cam 55 is abutted against the right end face of the fixed push plate 54, the swing rod 47 is in a vertical state, the via hole 37 is communicated with the flow hole 35 and the delivery hole 33 on the left side, the rotating baffle 38 is in a horizontal state, the liquid storage cavity 34 on the left side is filled with water, the liquid storage cavity 34 on the right side is filled with polishing paste, the engaging gear 63 is engaged with the linkage gear 60 on the left side, and the sliding clamping block 51 is in an upper limit position;

the mechanical cutter with the damaged cutting edge is placed on the upper end face of the supporting base plate 65, the cutting edge is flush with the left end face of the supporting base plate 65, then the adjusting worm 56 is rotated, the threaded rod 52 is driven to rotate through the rotating worm wheel 50, the sliding clamping block 51 is driven to slide downwards, and the mechanical cutter is clamped tightly, and due to the self-locking relation between the adjusting worm 56 and the rotating worm wheel 50, the sliding clamping block 51 cannot be loosened during machining;

starting a power motor 71, driving a middle power belt wheel 69 to rotate through a power output shaft 70, driving left and right power belt wheels 69 to rotate through a power belt 68, driving a linkage gear 60 to rotate through a synchronizing shaft 61, driving a linkage gear 63 to rotate at high speed through a left linkage gear 60, driving an upper synchronous rotating shaft 19 to rotate, driving an elastic polishing belt 20 to rotate through a polishing belt wheel 18, driving a linkage belt 57 to rotate through a linkage belt wheel 66 while the upper synchronous rotating shaft 19 rotates, driving a linkage shaft 67 to rotate through another linkage belt wheel 66, driving a linkage cam 55 to rotate, driving a support base plate 65 to slide left and right through a fixed push plate 54, polishing a tool bit of the mechanical tool together with a left end surface of the support base plate 65 through the elastic polishing belt 20, and transferring a blade curling phenomenon generated during polishing of the tool to the left end surface of the support base plate 65, further, the phenomenon of blade curling of the cutter is avoided, the upper synchronous rotating shaft 19 rotates and simultaneously drives the driven gear 59 to rotate through the driving gear 45, the transmission handle 58 drives the rotating baffle 38 to rotate, the left conveying hole 33 is intermittently opened and closed, the outer contour surface of the elastic grinding belt 20 is cooled and scraps are washed, the grinding efficiency is improved, and meanwhile, the using amount of water in the right liquid storage cavity 34 is reduced;

after the damaged part of the mechanical cutter is polished, the electromagnetic spring 43 is electrically extended to push the linkage slide rod 39 to slide rightwards, and further drive the swing rod 47 to swing through the clamping groove 41, and further drive the slide rod 13 on the upper side to slide rightwards through the linkage handle 46 on the upper side, and further drive the synchronous rotating shaft 19 to move rightwards through the polishing belt wheel 18 on the upper side, and simultaneously drive the slide rod 13 on the lower side to slide leftwards through the linkage handle 46 on the lower side, and further drive the synchronous rotating shaft 19 on the lower side to move leftwards through the polishing belt wheel 18 on the lower side, so that the elastic polishing belt 20 is in an inclined state, the outer contour surface of the elastic polishing belt 20 is abutted against the outer circumferential surface of the adsorption wheel 31, the driving gear 45 is driven to move rightwards when the synchronous rotating shaft 19 on the upper side slides rightwards, the driving, so that the engaging gear 63 is engaged with the right-side linkage gear 60, and at this time, the engaging gear 63 rotates at a low speed; the linkage slide rod 39 slides rightwards, meanwhile, the communication state between the flow hole 35 at the left side and the conveying hole 33 is disconnected through the linkage slide rod 39, the conducting hole 37 is communicated with the flow hole 35 at the right side and the conveying hole 33, polishing paste in the liquid storage cavity 34 at the right side flows onto the outer circular surface of the adsorption wheel 31 through the flow hole 35 at the right side and the conveying hole 33, meanwhile, the linkage cam 55 is driven by the positioning rod 29 to move rightwards, the linkage cam 55 is not contacted with the right end surface of the fixed push plate 54 and is contacted with the upper end surface of the supporting plate 26, when the linkage cam 55 is contacted with the upper end surface of the supporting plate 26, the supporting plate 26 is driven to slide upwards and downwards, the supporting plate 65 is driven by the supporting plate 26 to slide upwards and downwards, and the; then, the grinding paste in the liquid storage cavity 34 on the right side is smeared on the outer surface of the elastic grinding belt 20 through the adsorption wheel 31, so that the grinding precision is improved, the inclined surface of the cutter is slowly ground, the cutter edge is thinned, and finally the cutter point is ground;

elasticity is polished the area 20 and is driven the synchronous rotating shaft 19 rotation of downside through the band pulley 18 of polishing of downside in the pivoted, and then drive elastic belt 17 through the linking band pulley 64 of upside and rotate, and then drive two other linking band pulleys 64 rotations through elastic belt 17, and then drive back shaft 16 and rotate, and then drive adsorption band 14 through synchronous pulley 15 and rotate, the direction of rotation of adsorption band 14 is unanimous with the direction of rotation of elasticity polishing area 20 this moment, and then make the direction of rotation of the position that adsorption band 14 and elasticity polishing area 20 contacted be opposite, and then adsorb waste bits and water stain on the elasticity polishing area 20 surface on adsorption band 14, avoid influencing the efficiency of polishing of elasticity polishing area 20.

The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a mechanical cutter equipment of polishing of protection cutting edge, includes the equipment box, its characterized in that: a grinding cavity with a right opening is arranged in the equipment box body, two sliding rods are arranged on the inner wall of the left side of the grinding cavity in a through sliding manner, the two sliding rods are arranged up and down, the right ends of the two sliding rods are connected with a synchronous rotating shaft in a through rotating manner in a front-back direction, the front ends of the synchronous rotating shafts are fixedly connected with polishing belt wheels, the two polishing belt wheels are connected through an elastic polishing belt, a swing rod cavity is arranged on the left side of the grinding cavity in the equipment box body, the left end of the sliding rod is positioned in the swing rod cavity and fixedly connected with a linkage handle, the linkage handle is positioned on the front end surface of the sliding rod, a fixed rotating shaft is fixedly connected between the front inner side wall and the rear inner side wall of the swing rod cavity, the fixed rotating shaft is positioned between the two sliding rods, the driving gear is rotatably connected with a swinging rod, two linkage grooves are arranged in the swinging rod up and down, and the two linkage handles are respectively positioned in the corresponding linkage grooves and are in sliding fit for use; a supporting table is fixedly arranged on the right side of the elastic polishing belt on the inner wall of the lower side of the polishing cavity, a guide cavity with an upward opening is arranged in the supporting table, a straight sliding rod is arranged in the guide cavity in a sliding mode, a linkage spring is fixedly connected between the lower end face of the straight sliding rod and the inner wall of the lower side of the guide cavity, the upper end of the straight sliding rod is fixedly connected with a supporting plate, a linkage plate groove with an upward opening and a leftward opening is arranged in the supporting plate, a supporting base plate is arranged in the linkage plate groove in a sliding mode, and a tension spring is fixedly connected between the right end of the supporting base plate; the rigid coupling of placing about on the intracavity upside inner wall of polishing has two fixed pipes, the conveyer hole that link up from top to bottom is equipped with in fixed intraductal, the equipment box in the corresponding stock solution chamber that is equipped with of upside of fixed pipe, the intercommunication is equipped with the flow hole on the inboard wall of stock solution chamber downside, the flow hole can with corresponding the conveyer hole intercommunication, the left side the rotation is equipped with rotating baffle in the conveyer hole, the right side it is equipped with the location handle to rotate between the inside wall around the conveyer hole, the rigid coupling has the adsorption wheel on the handle of location.

2. A knife edge protecting mechanical knife sharpening apparatus as defined in claim 1, wherein: the utility model discloses an equipment box, including equipment box, check rod, swinging arms, limiting groove, locating groove, transfer arm, check rod, transfer arm.

3. A knife edge protecting mechanical knife sharpening apparatus as defined in claim 2, wherein: a fixed push plate is fixedly connected to the rear end face of the supporting base plate on the left side of the supporting plate, a clamping block groove with a forward opening is arranged in the fixed push plate, a threaded rod is rotatably connected between the upper inner side wall and the lower inner side wall of the clamping block groove, a sliding clamping block is in threaded connection with the threaded rod, the front end of the sliding clamping block is positioned above the supporting base plate, a rotating worm wheel is fixedly connected to the upper side of the sliding clamping block on the threaded rod, an adjusting worm is rotatably connected to the inner wall of the right side of the threaded rod, the adjusting worm is meshed with the rotating worm wheel, the right end of the adjusting worm is positioned on the right side of the fixed push plate, a guide groove is communicated with the upper inner wall of the polishing cavity, the guide groove is communicated with the slide rod cavity, a positioning rod is slidably arranged in the guide groove, the upper end of the positioning rod is fixedly connected to the lower, the front end of the linkage shaft is fixedly connected with a linkage cam, and the outer contour surface of the linkage cam can be matched with the right end surface of the fixed push plate and the upper end surface of the supporting plate in a propping mode for use.

4. A knife edge protecting mechanical knife sharpening apparatus as defined in claim 3, wherein: the utility model discloses a grinding machine, including grinding chamber, elastic grinding belt, adsorption band, linking band pulley, it is equipped with two back shafts to grind on the chamber rear side inner wall in the rotation of placing about the downside of elastic grinding belt is connected, the rigid coupling has synchronous pulley, two on the back shaft synchronous pulley passes through the adsorption band to be connected, the surface of adsorption band with the surface of elastic grinding belt is inconsistent, on the back shaft in synchronous pulley's rear side the equal rigid coupling in rear end of synchronous rotating shaft has linking band pulley, and is three linking band pulley passes through elastic belt and connects.

5. A knife edge protecting mechanical knife sharpening apparatus as defined in claim 4, wherein: the upside the rigid coupling has the driving gear in the synchronous revolution axle, the driving gear is located polish the band pulley with between the slide bar, the left side the rotation that runs through on the fixed pipe rear end face is connected with the transmission handle, the rear end rigid coupling of transmission handle has driven gear, driven gear with the driving gear meshing, the front end rigid coupling of transmission handle in on the rear end face of rotating the baffle, in the synchronous revolution axle in the rear side of slide bar the equal rigid coupling in rear side of universal driving shaft has linkage band pulley, two the linkage band pulley passes through the linkage belt and connects.

6. A knife edge protecting mechanical knife sharpening apparatus as defined in claim 5, wherein: the utility model discloses a synchronous pivot of polishing, including grinding chamber, power cavity, power belt wheel, synchronous pivot, power shaft, power belt wheel, linkage gear, it is equipped with the power chamber that the opening is forward to grind on the chamber rear side inner wall the rear side of synchronous pivot is equipped with the opening, the rotation of placing about on the power chamber rear side inner wall is connected with two synchronizing shafts, on the power chamber rear side inner wall in two the rigid coupling has motor power between the synchronizing shaft, power connection has power output shaft on motor power's the preceding terminal surface, two on the synchronizing shaft the equal rigid coupling in front end of power output shaft has power belt wheel, and is three power belt wheel passes through power belt and connects, the upside the rear end of synchronous pivot is located power intracavity and rigid coupling have linking gear, the equal rigid coupling in front end of synchronizing shaft has linkage gear, and left side linkage gear.