CN103817608B - A kind of Kitchen knife electric knife grinder - Google Patents
A kind of Kitchen knife electric knife grinder Download PDFInfo
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- CN103817608B CN103817608B CN201410058816.XA CN201410058816A CN103817608B CN 103817608 B CN103817608 B CN 103817608B CN 201410058816 A CN201410058816 A CN 201410058816A CN 103817608 B CN103817608 B CN 103817608B
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- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 43
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- 229910001651 emery Inorganic materials 0.000 description 2
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- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention discloses a kind of Kitchen knife electric knife grinder, including frame, drive motor and control system, frame is provided with knife rest hone device, this knife rest is made up of knife rest pedestal and cutter holding parts, this knife rest pedestal includes horizontal base plate, and this horizontal base plate is driven its longitudinally reciprocal movement in frame by drive motor；Cutter holding parts include level dress cutter transverse arm and vertical linking arm, and this vertical linking arm is rotatably connected on the vertical connecting plate of knife rest pedestal, and drives transposition by position rotaring motor；Hone device fills between cutter transverse arm at horizontal base plate and level；Cutter holding parts form two phase contrasts abrasion site more than 120 degree and less than 180 degree on described knife rest pedestal, and when cutter is in arbitrary abrasion site, center cutter plane and the angle of plane on hone are more than 0 degree。The invention has the beneficial effects as follows, cutter abrasion loss is little, non-environmental-pollution；Tool sharpening quality is good, hone utilization rate high。
Description
Technical field
Patent of the present invention relates to a kind of kitchen utilities, particularly a kind of electric knife grinder ground for Kitchen knife。
Background technology
The principal item of Kitchen knife is kitchen knife。Existing Kitchen knife generally adopts two kinds of lapping modes, one is the hand grinding adopting hone directly to be moved back and forth on hone by the hand-held cutter of the personnel of whetting a knife, this grinding method efficiency is low, labor intensity is big, and Grinding Quality is uneven, namely after grinding, the waste of service life after the sharpness of cutter, grinding once and every cutter of grinding all height by sharpening personnel's level of skill affect。Two is the knife machine grinding utilizing revolving wheel to constitute, and its tool feeding mode includes being carried out mechanical feed by artificial hand-held cutter hand feed and feed mechanism。But existing knife machine is all adopt the emery wheel rotated to carry out tool grinding as milling tool, and its tool abrasion is big, and cutter life is low, and emery wheel body easily splashes the abrasive particle that is scattered, it is easy to kitchen environment is polluted。For this, need to improve。
Summary of the invention
The present invention seeks to for the deficiencies in the prior art, it is provided that a kind of Kitchen knife electric knife grinder, this knife machine adopts cutter reciprocating manner, and cutter abrasion loss is little, splashes without abrasive particle and is scattered, can avoid causing sharpening environmental pollution。
For achieving the above object, the present invention adopts the following technical scheme that。
A kind of Kitchen knife electric knife grinder, including frame, drive motor and control system, described frame is provided with knife rest and is installed on the hone device of bar shaped hone, this knife rest is made up of knife rest pedestal and cutter holding parts, this knife rest pedestal includes horizontal base plate, this horizontal base plate extends transversely through in the middle part of the both walls of frame, one end of horizontal base plate is fixedly connected with vertical connecting plate straight up, horizontal base plate is slidably connected in the both walls of described frame by guideway structure, horizontal base plate is driven its longitudinally reciprocal movement along bar shaped hone in described frame by described drive motor；Described cutter holding parts include the level dress cutter transverse arm for installing Kitchen knife, one end of level dress cutter transverse arm is fixedly connected with vertical linking arm straight down, this vertical linking arm lower end is connected on the vertical connecting plate of described knife rest pedestal by transposition axis of rotation, this transposition rotating shaft is connected to position rotaring motor by decelerator, and this position rotaring motor electrically connects with described control system；Described hone device is between the horizontal base plate and the level dress cutter transverse arm of cutter holding parts of knife rest pedestal；Described cutter holding parts form two abrasion sites by described control system on described knife rest pedestal, and the phase contrast of these two abrasion sites is more than 120 degree and less than 180 degree；When described cutter holding parts are in arbitrary abrasion site, cutter holding parts and described knife rest pedestal lock mutually, the blade of Kitchen knife forms elastic pressure with the upper plane of described bar shaped hone and contacts, this elastic pressure is filled, by described level, the first flexible member arranged between cutter transverse arm and Kitchen knife and/or on hone device and is formed, and the angle of the upper plane of the central plane of Kitchen knife and bar shaped hone is more than 0 degree。
Adopt the present invention of preceding solution, cutter holding parts realize the conversion of two abrasion sites under position rotaring motor and decelerator drive, its rotary spacing can adopt existing Electrical Control Technology to realize easily, it is fixed on the Kitchen knife of cutter holding parts when being in arbitrary abrasion site, cutter holding parts and the described knife rest pedestal position rotaring motor by electromagnetic braking, the electromagnetic locking devices of worm type of reduction gearing or electric-mechanic control system etc. form locking mutually, Kitchen knife is driven it to move along longitudinal linear reciprocation of bar shaped hone by cutter holding parts by drive motor, Kitchen knife is in reciprocatory movement, the upper plane of Kitchen knife and bar shaped hone by be located at level dress cutter transverse arm and Kitchen knife between and/or hone device on elastic force formed elastic pressure contact condition, to realize the grinding in one face of blade, its milling time or grinding number of times, those skilled in the art can realize milling time conveniently by the time control in prior art automatic control technology or tally control etc. or grind the control of number of times, do not need to carry out creative work；After this blade face is ground to setting time or set point number, controls system and control position rotaring motor rotation, make Kitchen knife turn to another abrasion site with cutter holding parts, it is achieved the grinding of blade another side。Owing to two abrasion site phase contrasts of cutter holding parts are less than 180 degree, and the central plane of Kitchen knife becomes the angle more than 0 degree with the upper plane of described bar shaped hone during any position, its two abradant surfaces grinding rear knife edge form acute angle, thus forming sharp blade。Wherein, the abrasion site restriction of cutter holding parts, those skilled in the art can be conveniently realized by the Bit andits control in prior art automatic control technology or Angle ambiguity mode, does not need to carry out creative work。
Preferably, the other end of described horizontal base plate is also fixedly connected with another vertical connecting plate straight up；The other end of the level dress cutter transverse arm of described cutter holding parts is also fixedly connected with another vertical linking arm straight down, this vertical linking arm is connected with another described vertical connecting plate by supporting rotating shaft, this support rotating shaft and described transposition rotating shaft coaxial line；Described level dress cutter transverse arm is provided with Kitchen knife and installs draw-in groove；The first flexible member being located between described level dress cutter transverse arm and Kitchen knife is being installed between draw-in groove and two planes of described Kitchen knife；Described hone device includes the bar shaped hone installing component and the soleplate that form synchronizing moving attachment structure, and bar shaped hone installing component is connected with the both walls top of described frame by soleplate；It is located at the first flexible member on described hone device between bar shaped hone installing component and soleplate。Transposition rotating shaft is collectively forming the support of cutter holding parts with supporting rotating shaft, improves the structural stability of Cutting tool installation manner, so that it is guaranteed that grinding quality；When first flexible member grinds for Kitchen knife, the upper plane of Kitchen knife blade and described bar shaped hone forms pressure contact, to form grinding pressure, thus realizing the grinding in two faces of blade smoothly, and its simple in construction。Wherein the first flexible member can be compression spring, spring pad, spring leaf, latch plate, disk spring or by make compressible of elastomeric material and utilize the self-healing various elastic components of elastic force。
It is further preferred that described soleplate is connected to bottom base, soleplate forms the synchronization-moving attachment structure of horizontal direction with bottom base；This bottom base is slidably connected on the connecting cross beam between described frame both walls by guideway structure, feed screw nut pair it is provided with between bottom base and frame, the nut of this feed screw nut pair is fixing with described bottom base to be connected, the screw mandrel of this feed screw nut pair is rotatably connected in described frame, this screw mandrel is connected to the driver part driving its forward and reverse rotation, and the axis of this screw mandrel is perpendicular to described bar shaped hone longitudinally。Feed screw nut pair and driver part thereof make the bar shaped hone of hone device be formed traverse motion, thus when the whole margin width of cutter is more than the width of bar shaped hone, the grinding of the whole land of cutter can be conveniently realized, simultaneously, can ensure that hone even wearing, improve the utilization rate of hone；In the milling time generally namely set at the milling cycle in a face of blade or number of times, bottom base moves back and forth once or twice under feed screw nut pair drives。
It is further preferred that described position rotaring motor is electromagnetic braking motor or described decelerator is worm type of reduction gearing。To realize cutter when arbitrary abrasion site, utilize electromagnetic system power or the one-way moment transmission characteristic of Worm Wheel System pair, make cutter holding parts and knife rest pedestal auto lock, so that it is guaranteed that grinding quality。
Further preferred, it is provided with lower shoe between described soleplate and bottom base, this lower shoe is fixedly connected on described bottom base, forms the synchronization-moving attachment structure of horizontal direction between lower shoe and soleplate；At least one voussoir group it is provided with between lower shoe and soleplate, this voussoir group is located at first voussoir on top by inclined-plane and the second voussoir forms, inclined-plane on this first voussoir and the second voussoir is in being oppositely arranged, first voussoir and the second voussoir are slidably fitted in the chute on described lower shoe, are connected to the first extension spring between the first voussoir and the second voussoir；Longitudinal both sides of described soleplate lower end are formed with soleplate inclined-plane, and soleplate is slidably supported on the inclined-plane, top of described first voussoir and the second voussoir by these two soleplate inclined-planes；Described first voussoir and the second voussoir are respectively fixedly connected with in the first tooth bar being oppositely arranged up and down and the second tooth bar, first tooth bar and the second tooth bar have been simultaneously engaged the first gear, this first gear is rotatably supported on described lower shoe by the first gear shaft, first gear shaft one end is coaxially connected with the second gear by the first one-way clutch, second gear is engaged with sector rack, sector rack is rotatably supported on described soleplate by the second gear shaft, second gear shaft has been fixedly and coaxially connected the 3rd gear, 3rd gear is engaged with the 3rd tooth bar, 3rd tooth bar is fixedly connected in described frame。When utilizing this structure, in milling time that namely milling cycle in a face of blade sets or number of times, bottom base moves back and forth once under feed screw nut pair drives。Grinding the preparatory stage by rotating the first gear shaft, mutually drawn close by the first tooth bar and second rack drives the first voussoir and the second voussoir, so that soleplate raises, owing to bar shaped hone installing component upper end level is limited by bar shaped hone by the Kitchen knife of cutter holding parts, first flexible member is compressed, thus providing bigger grinding pressure for tool lapping, improve grinding efficiency；In the moving process in one of them direction that bottom base moves back and forth, 3rd rack drives the 3rd pinion rotation, sector rack rotates with the 3rd gear synchronous, and then drive the second pinion rotation, second gear drives the first pinion rotation by the first one-way clutch and the first gear shaft, first tooth bar and second rack drives the first voussoir and the second voussoir are located remotely from each other, so that soleplate is gradually lowered, first flexible member resets gradually, grinding pressure is gradually reduced, so that cutter is when a face grinding process of blade closes to an end, the mode adopting low grinding pressure is ground, thus avoiding cutter that turned phenomenon occurs, guarantee grinding quality；Wherein the first extension spring is used for guaranteeing that the first voussoir and the second voussoir relatively far do not move under normal grinding force, and soleplate does not decline。The principle that the single-direction transmission direction of isolator discharges grinding pressure by bottom base in backhaul is determined；Sector rack is in order to guarantee the releasing degree of grinding pressure, thus avoiding excessively release and forming no pressure grinding state。
Further preferred, described driver part includes reducing motor, and this reducing motor electrically connects with described control system, and this reducing motor output shaft is fixedly and coaxially connected with described screw mandrel or is connected with described screw mandrel with by gear train assembly。Independence to realize hone motion controls, it is adaptable within the setting time of tool lapping, the back and forth movement number of times of hone, its simple in construction；And the rotating conversion and control of motor can be realized by position control technology of the prior art, it is simple that it controls technology, and cost is low。
Further preferred, described driver part includes the first tumbler gear and the second tumbler gear, first tumbler gear and the second tumbler gear are connected to described screw mandrel both ends respectively through contrary the 3rd one-way clutch of two transmission direction and the 4th one-way clutch, 3rd one-way clutch and the 4th one-way clutch pass through corresponding inner ring empty set on described screw mandrel, 3rd one-way clutch and the 4th one-way clutch inner ring side are respectively formed with the first end face clutch and the second end face clutch, the clutch driven member of the first end face clutch and the second end face clutch is contained on described screw mandrel by spline fitted structure slip cap, clutch driven member is connected to shift fork, two shift forks connect into rigid body by intermediate member, this intermediate member is slidably connected in described frame by spline fitted structure, this intermediate member is connected to commutation controlling mechanism, this commutation controlling mechanism is used for promoting described intermediate member to move, so that the first end face clutch or the second end face clutch are formed and combine；The horizontal base plate of described knife rest pedestal is fixedly connected with the two commutation tooth bars being respectively used to drive described first tumbler gear and the second tumbler gear。To realize in face clutch combination at either end and knife rest pedestal reciprocating movement, the direction only set is moved and hone device could be driven to move by direction initialization, otherwise, combine and in knife rest pedestal reciprocating movement at another end face clutch, another direction only set is moved and hone device could be driven to move by aforementioned rightabout, thus can realize when knife rest pedestal moves back and forth repeatedly, hone device moves back and forth once, to guarantee the grinding quality of cutter。Its commutation action is realized by commutation controlling mechanism, and commutation controlling mechanism can adopt independent driving power system to realize automatic reverse, such as electromagnetic force, it is possible to utilized the power that moves back and forth of knife rest pedestal to realize automatic reverse by drive mechanism。Hone device and bar shaped hone traverse motion, when the whole margin width of cutter is more than the width of bar shaped hone, successfully to realize the grinding of the whole land of cutter, simultaneously, it can be ensured that hone even wearing, improves the utilization rate of hone。
Further preferred, in a tubular form, this intermediate member is sleeved on shift fork axle by spline fitted structure described intermediate member, and shift fork axle is fixedly connected in described frame；Described commutation controlling mechanism includes two the gear tongues being located on intermediate member；It is provided with the lobe plate with cam ring curved surface between horizontal base plate and the described bottom base of described knife rest pedestal, lobe plate is rotatably connected to a pivoted arm, in the middle part of pivoted arm, upper end is connected to the first roller, this first roller-coaster is arranged in the chute that described bottom base lower surface is provided with, and what this chute was perpendicular to bottom base moves back and forth direction；Described pivoted arm far-end is provided with an elastic telescopic component stretched with cam ring curved surface, and this elastic telescopic component free end is flexibly connected with the cam ring curved surface of described lobe plate lobe plate；Described lobe plate is provided with through the strip hole of thickness, said two gear tongue is slidably fitted in the described strip hole of correspondence, the forward surface of two gear tongues constitutes two sections in described cam ring curved surface, and these two sections form two uniform top sections that skyrocket in described cam ring curved surface。In bottom base reciprocating movement, bottom base drives pivoted arm to rotate by chute, the first roller, after elastic telescopic component turns to the section of skyrocketing of cam ring curved surface, elastic telescopic component automatic spring also promotes gear tongue to make intermediate member and shift fork move, so that disengaging one of in the first end face clutch and the second end face clutch, another combines, it is achieved the automatic reverse of hone device, not needing to carry out manual operation, its commutation is convenient, fast。
It is preferred that, the U-shaped cutter guided plate that described bar shaped hone installing component includes the 3rd base plate, the fixing seat and two of hone is oppositely arranged, this two cutters guided plate is separately fixed on described 3rd base plate by two end wall panels, two cutter guided plates are enclosed in outside described bar shaped hone two ends respectively, and the upper plane of cutter guided plate is not less than plane on bar shaped hone, the U-shaped two side arms of cutter guided plate is formed with lead-in chamfered obliquely, and the lead-in chamfered of two cutter guided plates is in being oppositely arranged；The synchronization-moving attachment structure of horizontal direction is formed between described 3rd base plate and the fixing seat of described hone, and the 3rd be connected to height compensation device between the fixing seat of base plate and hone, height compensation device for when on the described bar shaped hone on the fixing seat of hone, plane is lower than plane sets value on cutter guided plate by setting value compensation；Described 3rd corresponding and described first flexible member of base plate or soleplate are connected。Kitchen knife is directed on bar shaped hone in bar shaped hone outer end by cutter guided plate, can be prevented effectively from the generation hitting cutter phenomenon, so that the whole length direction of hone is fully used, its utilization rate is high。Lead-in chamfered for plane on bar shaped hone lower than the upper plane of cutter guided plate time smoothly by cutter guide at bar shaped hone, with guarantee guide effect；Meanwhile, when bar shaped hone thickness may wear to set amount, implemented the compensation of set amount by height compensation device, so that process of lapping keeps enough grinding pressures, it is ensured that sharpening effect。Height compensation device therein can adopt the machine power that manually adjusts or utilize that screw nut driving is secondary, rack pinion is secondary or Worm Wheel System is secondary to implement automatic adjustment mode；When employing manually adjusts, can being adjusted according to the hand inspection result of the two difference in height, when employing adjusts automatically, available detection technique of the prior art and automatic control technology can conveniently realize。
Further preferred, described height compensation device includes counterbalance spring, compensates controlling organization, and this counterbalance spring is connected between described 3rd base plate and the fixing seat of described hone；Described compensation controlling organization includes the lifter rack being fixed on the fixing seat of hone, this lifter rack is engaged with the 4th gear, 4th gear is supported on described 3rd base plate by gear shaft and holder pivots, 4th gear also meshes with the translating rack being slidably connected on described 3rd base plate, what this translating rack far-end was formed has the plural step of setting height difference, this step is connected to compensation and controls bar, this compensation controls bar and is made up of base section and contraction section, and this contraction section lower end is supported on described step；It is fixedly connected with first crossbeam between said two end wall panel；Described base section is slidably fitted in the mating holes that described first crossbeam is provided with, the bottom that base section is positioned at below first crossbeam is provided with block plate, base section is positioned at the top of first crossbeam and is set with Self-resetting spring, and base section top is not less than the upper plane of described bar shaped hone。In process of lapping, when the upper plane of bar shaped hone is lower than base section top, base section is pushed down by cutter and contraction section is compressed；When cutter leaves base section top, base section is resetted by Self-resetting spring effect and rises to setting height, should be set by block plate, and now, contraction section bottom departs from a upper step plane supported, and stops that translating rack moves by the side of next step；When the upper plane of bar shaped hone is lower than base section top setting value, this setting value is determined by the height of next step, the decrement of contraction section is more than or equal to the height of next step, after cutter leaves base section top, contraction section bottom is greater than or equal to next step plane, the fixing seat of hone automatically rises under counterbalance spring effect, and is moved by lifter rack, the 4th gear driven translating rack, until the side of another step is retracted joint stop and completes single compensation。Counterbalance spring therein can be compression spring, spring pad, spring leaf, latch plate, disk spring or by make compressible of elastomeric material and utilize the self-healing various elastic components of elastic force。
Further preferred, the top of described base section is hinged with lead arm, and this lead arm end face is not less than the upper plane of described bar shaped hone。To guide cutter to be depressed by base section smoothly, to realize automatically compensating control。
Further preferred, described hone is fixing is provided with dead bolt between seat and said two end wall panel, dead bolt is slidably fitted in the installing hole that the fixing seat of hone is arranged, the rectangular tetragon of counterface of dead bolt and installing hole, dead bolt inner end is connected to ejector spring, and top, dead bolt outer end is provided with lead-in chamfered；Described end wall panel is fixedly connected with zigzag latch, and the upper plane of latch teeth portion is used for supporting described dead bolt。In the fixing seat uphill process of hone, dead bolt is compressed rollback by the corresponding teeth of latch, when dead bolt is positioned at the inter-lobe clearance place of latch, dead bolt stretches out under ejector spring effect, it is supported on a wherein tooth of latch by lower surface, the supporting role of hone can be strengthened, it is prevented that hone declines, and further ensures that tool lapping effect。
Preferably, described frame is fixedly connected with water supply installation, water supply installation includes water tank, water tank is provided with two-piston pump, the inlet pipeline of piston pump is provided with water feeding one-way valve, the outlet pipeline of piston pump is provided with out water one-way valve, and the piston rod free end of two-piston pump is in being oppositely arranged, and is both connected on described knife rest pedestal。The reciprocating motion of knife rest pedestal, as the power of piston pump, alternately carries Cooling Water to milling cutter or hone by two piston pumps, thus realizing the without interruption of cooling water, it is ensured that tool sharpening quality, reduces hone consumption。
The invention has the beneficial effects as follows, cutter abrasion loss is little, splashes without abrasive particle and is scattered, can avoid causing sharpening environmental pollution；Tool sharpening quality is good, hone utilization rate high。
Accompanying drawing explanation
Fig. 1 is the structural representation of the present invention。
Fig. 2 is the structural representation top view of the embodiment of the present invention 1。
Fig. 3 is the structural representation of the hone device being arranged on bottom base 10 in the embodiment of the present invention 1。
Fig. 4 is the A A sectional view in Fig. 3 of the present invention。
Fig. 5 is the B B sectional view in Fig. 3 of the present invention。
Fig. 6 is the C direction view in Fig. 3 of the present invention。
Fig. 7 is the D D sectional view in Fig. 3 of the present invention。
Fig. 8 is dead bolt 54 seat 25 annexation schematic diagram fixing with hone in the present invention。
Fig. 9 is the crossbeam annexation schematic diagram of the portal frame of Kitchen knife 3 and cutter holding parts in the embodiment of the present invention 1。
Figure 10 is the annexation schematic diagram of the piston pump 38 on water tank 37 and knife rest pedestal in the present invention。
Figure 11 is the crossbeam annexation schematic diagram of the portal frame of Kitchen knife 3 and cutter holding parts in the embodiment of the present invention 2。
Figure 12 is the structural representation of the hone device being arranged on bottom base 10 in the embodiment of the present invention 2。
Figure 13 is the structural representation top view of the embodiment of the present invention 3。
Figure 14 is the annexation schematic diagram of the embodiment of the present invention 3 convexity wheel plate 50 and pivoted arm 51 and elastic telescopic component 53。
Figure 15 is the annexation schematic diagram of the embodiment of the present invention 3 intermediate slide pedestal, bottom base 10 and lobe plate 50。
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is further illustrated, but does not therefore limit the present invention among described scope of embodiments。
Embodiment 1, referring to Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7, Fig. 8, Fig. 9, a kind of Kitchen knife electric knife grinder, including frame 1, drive motor 2 and control system, described frame 1 is provided with knife rest and is installed on the hone device of bar shaped hone 4, this knife rest is made up of knife rest pedestal and cutter holding parts, this knife rest pedestal includes horizontal base plate 5a, this horizontal base plate 5a extends transversely through in the middle part of the both walls of frame 1, the two ends of horizontal base plate 5a are respectively fixedly connected with a vertical connecting plate 5b straight up, horizontal base plate 5a is slidably connected in the both walls of described frame 1 by guideway structure, horizontal base plate 5a is driven its longitudinally reciprocal movement along bar shaped hone 4 in described frame 1 by described drive motor 2；Described cutter holding parts include the level dress cutter transverse arm 6a for installing Kitchen knife 3, the two ends of level dress cutter transverse arm 6a are respectively fixedly connected with a vertical linking arm 6b straight down, the lower end of one of this two vertical linking arm 6b is rotatably connected on a vertical connecting plate 5b of described knife rest pedestal by transposition rotating shaft 6c, this transposition rotating shaft 6c is connected to position rotaring motor 7 by decelerator 7a, this position rotaring motor 7 is electromagnetic braking motor, and this position rotaring motor 7 electrically connects with described control system；Another vertical linking arm 6b described is connected with another described vertical connecting plate 5b by supporting rotating shaft 6d, this support rotating shaft 6d and described transposition rotating shaft 6c coaxial line；Described cutter holding parts form two abrasion sites by described control system on described knife rest pedestal, and the phase contrast of these two abrasion sites is more than 120 degree and less than 180 degree；When described cutter holding parts are in arbitrary abrasion site, cutter holding parts and described knife rest pedestal lock mutually, the blade of Kitchen knife 3 forms elastic pressure with the upper plane of described bar shaped hone 4 and contacts, this elastic pressure is formed by the first flexible member 9 arranged on described hone device, and the angle of the upper plane of the central plane of Kitchen knife 3 and bar shaped hone 4 is more than 0 degree。Described level dress cutter transverse arm 6a is provided with Kitchen knife 3 and installs draw-in groove；Described Kitchen knife 3 is by stretching in the draw-in groove on cutter holding parts portal frame crossbeam and by screw in compression near the part of the knife back；Described hone device is between the horizontal base plate 5a and the level dress cutter transverse arm 6a of cutter holding parts of knife rest pedestal；This hone device includes the bar shaped hone installing component and the soleplate 8 that form synchronizing moving attachment structure, and bar shaped hone installing component is connected with the both walls top of described frame 1 by soleplate 8；This bar shaped hone installing component includes the 3rd base plate 24, the fixing seat 25 of hone and the two U-shaped cutter guided plates 26 being oppositely arranged；Described hone device is formed horizontal direction synchronization-moving attachment structure threeth base plate 24 and described soleplate 8 by two first round guide pillar 8a with described soleplate 8 by the 3rd base plate 24；Described first flexible member 9 is located between the 3rd base plate 24 and described soleplate 8；Described two cutter guided plates 26 are separately fixed on described 3rd base plate 24 by two end wall panels 27, two cutter guided plates 26 are enclosed in outside described bar shaped hone 4 two ends respectively, and the upper plane of cutter guided plate 26 is not less than plane on bar shaped hone 4, the U-shaped two side arms of cutter guided plate 26 is formed with lead-in chamfered 26a obliquely, and the lead-in chamfered 26a of two cutter guided plates 26 is in being oppositely arranged；The synchronization-moving attachment structure of horizontal direction is formed by two second round guide pillar 24a between described 3rd base plate 24 and the fixing seat 25 of described hone, and the 3rd be connected to height compensation device between the fixing seat 25 of base plate 24 and hone, this height compensation device for plane on the described bar shaped hone 4 on the fixing seat 25 of hone lower than plane sets value on cutter guided plate 26 time compensate by setting value；Described height compensation device includes counterbalance spring 28, compensates controlling organization, and this counterbalance spring 28 is connected between described 3rd base plate 24 and the fixing seat 25 of described hone；Described compensation controlling organization includes the lifter rack 29 being fixed on the fixing seat 25 of hone, this lifter rack 29 is engaged with the 4th gear 30, this four gear 30 is supported on described 3rd base plate 24 by gear shaft and holder pivots, 4th gear 30 also meshes with the translating rack 31 being slidably connected on described 3rd base plate 24, what this translating rack 31 far-end was formed has the plural step 31a of setting height difference, this step 31a is connected to compensation and controls bar, this compensation controls bar and is made up of base section 32 and contraction section 33, this contraction section 33 lower end is supported on described step 31a；First crossbeam 34 it is fixedly connected with between said two end wall panel 27；Described base section 32 is slidably fitted in the mating holes that described first crossbeam 34 is provided with, base section 32 is positioned at the bottom below first crossbeam 34 and is provided with block plate 35, this block plate 35 is made up of two locking nuts being screwed on base section 32 bottom, base section 32 is positioned at the top of first crossbeam 34 and is set with Self-resetting spring 35a, and base section 32 top is not less than the upper plane of described bar shaped hone 4；The top of this base section 32 is hinged with lead arm 36, and this lead arm 36 end face is not less than the upper plane of described bar shaped hone 4。Described soleplate 8 is connected with lower shoe 13, forms the synchronization-moving attachment structure of horizontal direction by two the 3rd round guide pillar 8b between this lower shoe 13 and soleplate 8；Two voussoir groups it are provided with between lower shoe 13 and soleplate 8, arbitrary voussoir group is located at first voussoir 14 on top by inclined-plane and the second voussoir 15 forms, inclined-plane on this first voussoir 14 and the second voussoir 15 is in being oppositely arranged, first voussoir 14 and the second voussoir 15 are slidably fitted in the chute on described lower shoe 13, are connected to the first extension spring 14a between the first voussoir 14 and the second voussoir 15；Longitudinal both sides of described soleplate 8 lower end are formed with soleplate inclined-plane, and soleplate 8 is slidably supported on the inclined-plane, top of described first voussoir 14 and the second voussoir 15 by these two soleplate inclined-planes；Described first voussoir 14 and the second voussoir 15 are respectively fixedly connected with in the first tooth bar 141 and the second tooth bar 151 being oppositely arranged up and down, first tooth bar 141 and the second tooth bar 151 have been simultaneously engaged the first gear 16, this first gear 16 is rotatably supported on described lower shoe 13 by the first gear shaft 17, first gear shaft 17 one end is coaxially connected with the second gear 19 by the first one-way clutch 18, second gear 19 is engaged with sector rack 20, sector rack 20 is rotatably supported on described soleplate 8 by the second gear shaft 21, second gear shaft 21 has been fixedly and coaxially connected the 3rd gear 22, 3rd gear 22 is engaged with the 3rd tooth bar 23, 3rd tooth bar 23 is fixedly connected in described frame 1；Being connected to the second extension spring 13a between described soleplate 8 and lower shoe 13, this second extension spring 13a keeps forming good connection with voussoir group by the soleplate inclined-plane of both sides for making soleplate 8；The other end of described first gear shaft 17 is formed with handle arrangement, in order to free-hand rotation the first gear shaft 17。The lower surface of described lower shoe 13 is fixedly connected with bottom base 10, this bottom base 10 is slidably connected on the connecting cross beam between described frame 1 both walls by guideway structure, it is provided with feed screw nut pair between bottom base 10 and frame 1, the nut 11 of this feed screw nut pair is fixing with described bottom base 10 to be connected, the screw mandrel 12 of this feed screw nut pair is rotatably connected in described frame 1, this screw mandrel 12 is connected to the driver part driving its forward and reverse rotation, and the axis of this screw mandrel 12 is perpendicular to described bar shaped hone 4 longitudinally。Described driver part includes reducing motor 39, this reducing motor 39 electrically connects with described control system, this reducing motor 39 output shaft is connected with described screw mandrel 12 by intermeshing driving gear 39a and the driven gear 39b gear train assembly constituted with described screw mandrel 12, wherein, driving gear 39a is fixedly connected on the output shaft of reducing motor 39, and driven gear 39b is fixedly connected on described screw mandrel 12。Described hone is fixing is provided with dead bolt 54 between seat 25 and said two end wall panel 27, dead bolt 54 is slidably fitted in the installing hole that the fixing seat 25 of hone is arranged, the rectangular tetragon of counterface of dead bolt 54 and installing hole, dead bolt 54 inner end is connected to ejector spring 55, and top, dead bolt 54 outer end is provided with lead-in chamfered；Described end wall panel 27 is fixedly connected with zigzag latch 56, and the upper plane of latch 56 teeth portion is used for supporting described dead bolt 54。
Referring to Figure 10, described frame 1 is fixedly connected with water supply installation, water supply installation includes water tank 37, water tank 37 is provided with two-piston pump 38, the inlet pipeline 38a of piston pump 38 is provided with water feeding one-way valve 38b, the outlet pipeline 38c of piston pump 38 is provided with out water one-way valve 38d, and the piston rod free end of two-piston pump 38 is in being oppositely arranged, and is both connected on the horizontal base plate 5a of described knife rest pedestal。
Lifter rack 29 in the present embodiment, the 4th gear 30, translating rack 31, compensation control bar etc. and are equipped with two, and two compensate control bars and are distributed in hone 4 both sides, and the step 31a on two translating rack 31 is in being oppositely arranged。When in two compensation control bars, the amount of contraction of contraction section 33 all reaches setting value, it is achieved the automatic compensation of height。
In the present embodiment, it is possible to the scheme adopting decelerator 7a to be worm type of reduction gearing substitutes the scheme that position rotaring motor 7 is electromagnetic braking motor；Described cutter holding parts and described knife rest pedestal are formed by worm type of reduction gearing and are mutually locked。
In the present embodiment, for forming between the 3rd base plate 24 and soleplate 8 two first of horizontal direction synchronizing moving attachment structure round guide pillar 8a, fixing two second round guide pillar 24a of horizontal direction synchronizing moving attachment structure between seat 25 and the guide pillar of a polygon prism such as triangular prism, quadrangular all can be adopted to substitute for forming two the 3rd of horizontal direction synchronizing moving attachment structure round guide pillar 8b between lower shoe 13 and soleplate 8 for forming the 3rd base plate 24 and hone；Simultaneously, other structures that three freedom may be used without limiting in plane are many substitute, as arranged therebetween polygon housing, in order to limit relative movement in its plane and rotation, these replacement schemes broadly fall into the conventional design of those skilled in the art, need not carry out creative work and just can obtain。
In the present embodiment, the both walls of knife rest pedestal and frame 1 forms the guideway that knife rest pedestal longitudinal direction linear reciprocation moves, connecting cross beam between bottom base 10 and frame 1 both walls forms the guideway that hone device lateral linear reciprocation moves, its guideway is by fixing rail sections and moving guide rail part forms, its version is guide rail form commonly used in the art, including rail plate pair, rolling guide-rail pairs etc., those skilled in the art does not need to carry out performing creative labour and can conveniently realize, therefore, the technical program is not made detailed structure to describe。
In the present embodiment, the reducing motor 39 of described driver part directly can be formed with described screw mandrel 12 and be fixedly and coaxially connected, with the technical scheme that replacement is connected by gear train assembly。
In the present embodiment, as vertical connecting plate 5b, level dress cutter transverse arm 6a, and when the intensity of vertical linking arm 6b is enough, can only arranging one, corresponding support rotating shaft 6d does not need to arrange yet, and is beneficial to structure and simplifies。
Embodiment 2, referring to Figure 11, the level at described cutter holding parts fills installing on cutter transverse arm 6a and is respectively equipped with the first flexible member 9 between draw-in groove and two planes of described Kitchen knife 3；Kitchen knife 3 is clamped in installation draw-in groove by two first flexible members 9。
All the other structures of the present embodiment are identical with embodiment 1, do not repeat them here。
Referring to Figure 12, in the present embodiment, also can adopt and be connected the 3rd base plate 24 and soleplate 8 is fixing, and the technical scheme not arranging the first flexible member 9 between the 3rd base plate 24 and soleplate 8 is substituted。
Embodiment 3, referring to Figure 13, 14, 15, described driver part includes the first tumbler gear 40 and the second tumbler gear 41, first tumbler gear 40 and the second tumbler gear 41 are connected to described screw mandrel 12 both ends respectively through contrary the 3rd one-way clutch 42 of two transmission direction and the 4th one-way clutch 43, 3rd one-way clutch 42 and the 4th one-way clutch 43 pass through corresponding inner ring empty set on described screw mandrel 12, 3rd one-way clutch 42 and the 4th one-way clutch 43 inner ring side are respectively formed with the first end face clutch and the second end face clutch, the clutch driven member 45 of the first end face clutch and the second end face clutch is contained on described screw mandrel 12 by spline fitted structure slip cap, clutch driven member 45 is connected to shift fork 46, two shift forks 46 connect into rigid body by intermediate member, described intermediate member is in a tubular form, this intermediate member is sleeved on shift fork axle 48 by spline fitted structure, shift fork axle 48 is fixedly connected in described frame 1, this intermediate member is connected to commutation controlling mechanism, this commutation controlling mechanism is used for promoting described intermediate member to move, so that the first end face clutch or the second end face clutch are formed and combine；The horizontal base plate 5a of described knife rest pedestal is fixedly connected with the two commutation tooth bars 47 being respectively used to drive described first tumbler gear 40 and the second tumbler gear 41；Two commutation tooth bars 47 drive the first tumbler gear 40 and the second tumbler gear 41 to rotate respectively through the empty set two transition gear 48a on shift fork axle 48。Described commutation controlling mechanism includes two the gear tongues 49 being located on intermediate member；It is provided with the lobe plate 50 with cam ring curved surface between horizontal base plate 5a and the described bottom base 10 of described knife rest pedestal, lobe plate 50 is rotatably connected to a pivoted arm 51, in the middle part of pivoted arm 51, upper end is connected to the first roller 52, this first roller 52 is slidably disposed in the chute 10a that described bottom base 10 lower surface is provided with, and what this chute 10a was perpendicular to bottom base 10 moves back and forth direction；Described pivoted arm 51 far-end is provided with an elastic telescopic component 53 stretched with cam ring curved surface, this elastic telescopic component 53 is slidably fitted in the axially mounted hole of pivoted arm 51, it is connected to the first compression spring 57 at the bottom of the hole in this axially mounted hole and between elastic telescopic component 53 inner end, the outer end of this elastic telescopic component 53 is provided with the second roller 58, and this second roller 58 rolls and is connected on the cam ring curved surface of described lobe plate 50；Described lobe plate 50 is provided with through the strip hole 50a of thickness, said two gear tongue 49 is slidably fitted in the described strip hole 50a of correspondence, the forward surface of two gear tongues 49 constitutes two sections in described cam ring curved surface, and these two sections form two uniform top sections that skyrocket in described cam ring curved surface。
All the other structures of the present embodiment are identical with embodiment 1 or 2, do not repeat them here。
In the present embodiment, described intermediate member also can be slidably connected in described frame 1 either directly through spline fitted structure；Intermediate member two ends are stretched out outside the both walls of frame 1, in order to make the first end face clutch or the second end face clutch be formed by direct push-and-pull intermediate member and combine, thus realizing hone device to move back and forth the purpose of commutation。
The above; being only the present invention preferably embodiment, but protection scope of the present invention is not limited thereto, any those familiar with the art is in the technical scope that the invention discloses; the change that can readily occur in or replacement, all should be encompassed in protection scope of the present invention。
Claims (9)
1. a Kitchen knife electric knife grinder, including frame (1), drive motor (2) and control system, it is characterized in that: described frame (1) is provided with knife rest and is installed on the hone device of bar shaped hone (4), this knife rest is made up of knife rest pedestal and cutter holding parts, this knife rest pedestal includes horizontal base plate (5a), this horizontal base plate (5a) extends transversely through in the middle part of the both walls of frame (1), one end of horizontal base plate (5a) is fixedly connected with vertical connecting plate (5b) straight up, horizontal base plate (5a) is slidably connected in the both walls of described frame (1) by guideway structure, horizontal base plate (5a) is driven its longitudinally reciprocal movement along bar shaped hone (4) in described frame (1) by described drive motor (2)；Described cutter holding parts include level dress cutter transverse arm (6a) for installing Kitchen knife (3), one end of level dress cutter transverse arm (6a) is fixedly connected with vertical linking arm (6b) straight down, this vertical linking arm (6b) lower end is rotatably connected on the vertical connecting plate (5b) of described knife rest pedestal by transposition rotating shaft (6c), this transposition rotating shaft (6c) is connected to position rotaring motor (7) by decelerator (7a), and this position rotaring motor (7) electrically connects with described control system；Described hone device is positioned between the horizontal base plate (5a) of knife rest pedestal and level dress cutter transverse arm (6a) of cutter holding parts；Described cutter holding parts form two abrasion sites by described control system on described knife rest pedestal, and the phase contrast of these two abrasion sites is more than 120 degree and less than 180 degree；When described cutter holding parts are in arbitrary abrasion site, cutter holding parts and described knife rest pedestal lock mutually, the blade of Kitchen knife (3) forms elastic pressure with the upper plane of described bar shaped hone (4) and contacts, this elastic pressure is filled, by described level, the first flexible member (9) arranged between cutter transverse arm (6a) and Kitchen knife (3) and/or on hone device and is formed, and the angle of the upper plane of the central plane of Kitchen knife (3) and bar shaped hone (4) is more than 0 degree。
2. Kitchen knife electric knife grinder according to claim 1, it is characterised in that: the other end of described horizontal base plate (5a) is also fixedly connected with another vertical connecting plate (5b) straight up；The other end of level dress cutter transverse arm (6a) of described cutter holding parts is also fixedly connected with another vertical linking arm (6b) straight down, this vertical linking arm (6b) is connected with another described vertical connecting plate (5b) by supporting rotating shaft (6d), this support rotating shaft (6d) and described transposition rotating shaft (6c) coaxial line；Described level dress cutter transverse arm (6a) is provided with Kitchen knife (3) and installs draw-in groove；The first flexible member (9) being located between described level dress cutter transverse arm (6a) and Kitchen knife (3) is positioned between installation draw-in groove and two planes of described Kitchen knife (3)；Described hone device includes the bar shaped hone installing component and the soleplate (8) that form synchronizing moving attachment structure, and bar shaped hone installing component is connected with the both walls top of described frame (1) by soleplate (8)；The first flexible member (9) being located on described hone device is positioned between bar shaped hone installing component and soleplate (8)。
3. Kitchen knife electric knife grinder according to claim 1 and 2, it is characterised in that: described position rotaring motor (7) is worm type of reduction gearing for electromagnetic braking motor or described decelerator (7a)。
4. Kitchen knife electric knife grinder according to claim 2, it is characterized in that: described soleplate (8) is connected to bottom base (10), and soleplate (8) forms the synchronization-moving attachment structure of horizontal direction with bottom base (10)；This bottom base (10) is slidably connected on the connecting cross beam between described frame (1) both walls by guideway structure, it is provided with feed screw nut pair between bottom base (10) and frame (1), the nut (11) of this feed screw nut pair is fixing with described bottom base (10) to be connected, the screw mandrel (12) of this feed screw nut pair is rotatably connected in described frame (1), this screw mandrel (12) is connected to the driver part driving its forward and reverse rotation, and the axis of this screw mandrel (12) is perpendicular to described bar shaped hone (4) longitudinally。
5. Kitchen knife electric knife grinder according to claim 4, it is characterized in that: between described soleplate (8) and bottom base (10), be provided with lower shoe (13), this lower shoe (13) is fixedly connected on described bottom base (10), forms the synchronization-moving attachment structure of horizontal direction between lower shoe (13) and soleplate (8)；At least one voussoir group it is provided with between lower shoe (13) and soleplate (8), this voussoir group is located at first voussoir (14) on top by inclined-plane and the second voussoir (15) forms, inclined-plane on this first voussoir (14) and the second voussoir (15) is in being oppositely arranged, first voussoir (14) and the second voussoir (15) are slidably fitted in the chute on described lower shoe (13), are connected to the first extension spring (14a) between the first voussoir (14) and the second voussoir (15)；Longitudinal both sides of described soleplate (8) lower end are formed with soleplate inclined-plane, and soleplate (8) is slidably supported on the inclined-plane, top of described first voussoir (14) and the second voussoir (15) by these two soleplate inclined-planes；Described first voussoir (14) and the second voussoir (15) are respectively fixedly connected with in the first tooth bar (141) being oppositely arranged up and down and the second tooth bar (151), first tooth bar (141) and the second tooth bar (151) have been simultaneously engaged the first gear (16), this first gear (16) is rotatably supported on described lower shoe (13) by the first gear shaft (17), first gear shaft (17) one end is coaxially connected with the second gear (19) by the first one-way clutch (18), second gear (19) is engaged with sector rack (20), sector rack (20) is rotatably supported on described soleplate (8) by the second gear shaft (21), second gear shaft (21) has been fixedly and coaxially connected the 3rd gear (22), 3rd gear (22) is engaged with the 3rd tooth bar (23), 3rd tooth bar (23) is fixedly connected in described frame (1)。
6. Kitchen knife electric knife grinder according to claim 4, it is characterized in that: described driver part includes reducing motor (39), this reducing motor (39) electrically connects with described control system, and this reducing motor (39) output shaft is fixedly and coaxially connected with described screw mandrel (12) or is connected with described screw mandrel (12) with by gear train assembly。
7. Kitchen knife electric knife grinder according to claim 4, it is characterized in that: described driver part includes the first tumbler gear (40) and the second tumbler gear (41), first tumbler gear (40) and the second tumbler gear (41) are connected to described screw mandrel (12) both ends respectively through contrary the 3rd one-way clutch (42) of two transmission direction and the 4th one-way clutch (43), 3rd one-way clutch (42) and the 4th one-way clutch (43) pass through corresponding inner ring empty set on described screw mandrel (12), 3rd one-way clutch (42) and the 4th one-way clutch (43) inner ring side are respectively formed with the first end face clutch and the second end face clutch, the clutch driven member (45) of the first end face clutch and the second end face clutch is contained on described screw mandrel (12) by spline fitted structure slip cap, clutch driven member (45) is connected to shift fork (46), two shift forks (46) connect into rigid body by intermediate member, this intermediate member is slidably connected in described frame (1) by spline fitted structure, this intermediate member is connected to commutation controlling mechanism, this commutation controlling mechanism is used for promoting described intermediate member to move, so that the first end face clutch or the second end face clutch are formed and combine；The horizontal base plate (5a) of described knife rest pedestal is fixedly connected with two commutations tooth bar (47) being respectively used to drive described first tumbler gear (40) and the second tumbler gear (41)。
8. Kitchen knife electric knife grinder according to claim 7, it is characterized in that: described intermediate member is in a tubular form, this intermediate member is sleeved on shift fork axle (48) by spline fitted structure, and shift fork axle (48) is fixedly connected in described frame (1)；Described commutation controlling mechanism includes two gears tongue (49) being located on intermediate member；It is provided with the lobe plate (50) with cam ring curved surface between horizontal base plate (5a) and the described bottom base (10) of described knife rest pedestal, lobe plate (50) is rotatably connected to a pivoted arm (51), upper end, pivoted arm (51) middle part is connected to the first roller (52), this first roller (52) is slidably disposed in the chute (10a) that described bottom base (10) lower surface is provided with, and what this chute (10a) was perpendicular to bottom base (10) moves back and forth direction；Described pivoted arm (51) far-end is provided with an elastic telescopic component (53) stretched with cam ring curved surface, and this elastic telescopic component (53) free end is flexibly connected with the cam ring curved surface of described lobe plate (50)；Described lobe plate (50) is provided with through the strip hole (50a) of thickness, said two gear tongue (49) is slidably fitted in the described strip hole (50a) of correspondence, the forward surface of two gears tongue (49) constitutes two sections in described cam ring curved surface, and these two sections form two uniform top sections that skyrocket in described cam ring curved surface。
9. Kitchen knife electric knife grinder according to claim 1 and 2, it is characterized in that: described frame is fixedly connected with water supply installation on (1), water supply installation includes water tank (37), water tank (37) is provided with two-piston pump (38), the inlet pipeline (38a) of piston pump (38) is provided with water feeding one-way valve (38b), the outlet pipeline (38c) of piston pump (38) is provided with out water one-way valve (38d), the piston rod free end of two-piston pump (38) is in being oppositely arranged, and is both connected on described knife rest pedestal。
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410058816.XA CN103817608B (en) | 2014-02-21 | 2014-02-21 | A kind of Kitchen knife electric knife grinder |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410058816.XA CN103817608B (en) | 2014-02-21 | 2014-02-21 | A kind of Kitchen knife electric knife grinder |
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| CN103817608A CN103817608A (en) | 2014-05-28 |
| CN103817608B true CN103817608B (en) | 2016-06-22 |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104044022B (en) * | 2014-07-03 | 2017-01-18 | 重庆市臻憬科技开发有限公司 | Variable trajectory knife sharpener |
| CN104070424B (en) * | 2014-07-03 | 2016-04-20 | 重庆市臻憬科技开发有限公司 | A kind of electric knife grinder |
| CN104440616B (en) * | 2014-11-27 | 2016-06-29 | 重庆市臻憬科技开发有限公司 | A kind of electric knife grinder |
| CN106376308B (en) * | 2016-11-29 | 2018-06-12 | 山东理工大学 | Silage harvester automatic knife-grinding apparatus |
| CN111037446B (en) * | 2020-01-13 | 2021-04-13 | 邯郸学院 | Artificial intelligence computer mainframe grinding device |
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| US5755825A (en) * | 1995-11-23 | 1998-05-26 | Marquip, Inc. | Sharpener for slitting blade |
| CN201151067Y (en) * | 2007-04-21 | 2008-11-19 | 秦永敏 | Knife sharpener special for kitchen |
| CN102059596A (en) * | 2010-08-09 | 2011-05-18 | 贵州恒瑞辰机械制造有限公司 | Cutter sharpener |
| CN203409604U (en) * | 2013-06-20 | 2014-01-29 | 仁化县汇能电器销售部 | Electric tool sharpener |
| CN203751978U (en) * | 2014-02-21 | 2014-08-06 | 谭明 | Electric knife grinder of kitchen knifes |
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2014
- 2014-02-21 CN CN201410058816.XA patent/CN103817608B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5755825A (en) * | 1995-11-23 | 1998-05-26 | Marquip, Inc. | Sharpener for slitting blade |
| CN201151067Y (en) * | 2007-04-21 | 2008-11-19 | 秦永敏 | Knife sharpener special for kitchen |
| CN102059596A (en) * | 2010-08-09 | 2011-05-18 | 贵州恒瑞辰机械制造有限公司 | Cutter sharpener |
| CN203409604U (en) * | 2013-06-20 | 2014-01-29 | 仁化县汇能电器销售部 | Electric tool sharpener |
| CN203751978U (en) * | 2014-02-21 | 2014-08-06 | 谭明 | Electric knife grinder of kitchen knifes |
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