CN208147501U - A kind of knife sharpener - Google Patents

A kind of knife sharpener Download PDF

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Publication number
CN208147501U
CN208147501U CN201820318893.8U CN201820318893U CN208147501U CN 208147501 U CN208147501 U CN 208147501U CN 201820318893 U CN201820318893 U CN 201820318893U CN 208147501 U CN208147501 U CN 208147501U
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CN
China
Prior art keywords
support frame
polishing
rack
screw rod
motor
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201820318893.8U
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Chinese (zh)
Inventor
张年海
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nanjing Sea Strong Machinery Tool Co Ltd
Original Assignee
Nanjing Sea Strong Machinery Tool Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Nanjing Sea Strong Machinery Tool Co Ltd filed Critical Nanjing Sea Strong Machinery Tool Co Ltd
Priority to CN201820318893.8U priority Critical patent/CN208147501U/en
Application granted granted Critical
Publication of CN208147501U publication Critical patent/CN208147501U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model discloses a kind of knife sharpeners, belong to mechanical work device, including rack, polishing motor is connected in rack, be fixedly connected with grinding wheel on the output shaft for motor of polishing, be characterized in that:The rack is equipped with insert groove, and the support frame for fixed polishing motor is equipped with above the insert groove, and support frame as described above is slidably connected on the rack, and the rack side is equipped with the driving device for driving support frame to move along insert groove length direction;Support frame as described above is equipped with the angle adjustment device for adjusting grinding wheel tilt angle, the angle adjustment device includes terminal pad, the terminal pad and polishing motor are rotatablely connected, and screw rod, the screw rod and polishing motor rotation connection are threaded in the terminal pad.The shape polished is needed according to lathe tool surface, the tilt angle of flexible modulation motor opposing blades slot realizes the polishing shape of the multiplicity such as cambered surface, chamfering, groove so that grinding wheel can carry out the polishing of different directions to lathe tool.

Description

A kind of knife sharpener
Technical field
The utility model belongs to mechanical work device, specifically a kind of knife sharpener.
Background technique
Lathe tools are different from universal cutter, have specific shape and structure, as being used for turning in bearing machining industry Bearing internal external circle channel, the isostructural lathe tool of dustproof groove chamfering are mostly that (shape knife is identical as the planform to addition to shape knife Cutter, as turning channel cutter end be in arc surfaced), itself precision and consistency directly affect the production being processed into Quality.However the existing grinding to this kind of cutter is mostly to be held cutter by being accomplished manually by operating personnel and be close to grinding wheel Grinding is completed, this grinding method has the following defects:
1, a grinding cutter, low efficiency once can only be completed;
2, the cutter that grinding is completed every time, precision is low and is difficult to ensure consistency, thus cutter is caused to be turned into The precision of product is low and tolerance is difficult to ensure unanimously;
3, there are security risk and large labor intensities for the process of grinding knife tool.
Currently, the Chinese utility model patent that notification number is CN2316085U in the market, which discloses a kind of be applicable in, grinds various knives The knife sharpener of tool, it is installed in shaft by motor, grinding wheel, knife support roller, bracket, top pressure spring and bottom plate, grinding wheel and knife support roller, There is top pressure spring among the two knife support rollers between two grinding wheels, knife support roller has the disc of protrusion corresponding with grinding wheel close to axis hole position The recessed disc tight fit at position, knife support roller arc surface form a gap with plane of grinding wheel, and barreling blade has laborsaving, speed The labor intensity that fast advantage and mitigation is whetted a knife.
Cutter can be placed between two grinding wheels and polish by above scheme, but lathe tools can not then be cut Mill, generally there are the planforms such as chamfering, cambered surface, chamfering on lathe tool surface, only rely on above scheme knife sharpener can not skiving go out to remove Planform other than plane.
Utility model content
The purpose of the utility model is to provide a kind of knife sharpeners, cut its advantage is that different angle can be carried out to lathe tool surface Mill.
The above-mentioned technical purpose of the utility model technical scheme is that:A kind of knife sharpener, including Rack is connected with polishing motor in rack, and grinding wheel is fixedly connected on the output shaft for motor of polishing, and the rack is equipped with blade Slot, the insert groove top are equipped with the support frame for fixed polishing motor, and support frame as described above is slidably connected on the rack, described Rack side is equipped with the driving device for driving support frame to move along insert groove length direction;
Support frame as described above is equipped with the angle adjustment device for adjusting grinding wheel tilt angle, the angle adjustment device packet Include terminal pad, the terminal pad and polishing motor rotation connection are threaded with screw rod in the terminal pad, the screw rod and beat The rotation connection of electric mill machine.
By using above-mentioned technical proposal, because the length of lathe tools is longer, the driving device added drives fixed polishing The support frame of motor, toward polyslip, so that the surface to lathe tool carries out whole polishing, removes manual drive polishing from along insert groove The mobile polishing process of motor reduces manpower and improves efficiency;Because grinding wheel is fixedly connected with the output shaft of motor, when needing to vehicle When the surface of knife carries out cambered surface, chamfering or groove polishing, staff only needs adjusting screw rod, and screw rod is mobile to drive polishing electricity Machine with respect to terminal pad angle change, because terminal pad is parallel to each other with insert groove, so that the angle of grinding wheel opposing blades slot It is adjustable, polishing of different shapes can be carried out to the lathe tool being placed on insert groove according to different demands.
Preferably, the terminal pad is equipped with fixing seat close to the one side of polishing motor, it is hinged with and holds in the fixing seat Bracket, the cradle are fixedly connected with the tail portion of polishing motor, one end of the close polishing motor of the screw rod and cradle Lower rotation connection.
By using above-mentioned technical proposal, it is rotatablely connected, increases because the tail portion of polishing motor is not easy directly to realize with terminal pad If cradle it is hinged with terminal pad by fixing seat, when adjusting, staff need to only pass through driving screw rod and drive cradle, phase Angular adjustment is carried out to attachment base, the polishing motor being fixedly connected with cradle can be tilted with respect to terminal pad, be achieved Optimize the effect of structure.
Preferably, the cradle runs through close to one end of screw rod is equipped with rotation hole, be equipped in the rotation hole with The rotation axis of rotation hole fitting rotation, the end of the screw rod are fixed with swivel becket, and the swivel becket is passed through and pasted for rotation axis Close rotation, the handle that the screw rod is equipped with convenient for rotation away from one end of polishing motor.
By using above-mentioned technical proposal, because screw flight is connected in terminal pad, the handle added is convenient for staff Turn improves operating comfort, and after turn handle, the length of one end that screw rod exposes terminal pad is varied, screw rod with The angle of cradle is also varied, thus is applicable in the cooperation of swivel becket and rotation axis, so that when adjusting screw rod, cradle With variation can be achieved at a distance from terminal pad, when stop operating screw rod when, two fixed, fixation is realized by fixing seat and rotation axis The tilt angle of polishing motor opposing blades slot.
Preferably, the terminal pad is equipped with the casing positioned at screw rod two sides, matching is offered in the casing The threaded hole of screw flight rotation, the handle are equipped with the rubber pad of fitting casing end face close to one end of casing.
Angular adjustment and the fixed screw thread for only passing through screw rod and terminal pad by using above-mentioned technical proposal, because of cradle Connection, and the polishing motor quality being fixedly connected with cradle is larger, only rely on terminal pad connect with screw flight, to screw rod Fixed function it is inadequate, the casing added is located at terminal pad two sides, the contact area with screw rod is increased, to increase Fixed force of the terminal pad to screw rod, because the angle that polishing motor needs to adjust usually will not be very big, the rubber pad added with plus Gu seated connection touches, frictional force is increased, the state of screw rod is further stabilized, improves the stability of structure.
It is filled for adjusting hanging down for polishing motor opposing blades slot distance away from adjusting preferably, support frame as described above is equipped with It sets, described hang down away from regulating device includes the oil cylinder for being fixed on support frame top, and the end of the oil cylinder is fixed with L-shaped support Plate, the support plate are fixedly connected with terminal pad.
By using above-mentioned technical proposal, because the size for the lathe tool being polished is different from thickness, and angle adjustment device is only The tilt angle of grinding wheel opposing blades slot can be adjusted, when the thickness of the lathe tool in insert groove is thicker or thinner, be needed The vertical range of polishing motor opposing blades slot is adjusted, moving up and down for the oil cylinder added can drive polishing motor and terminal pad The whole movement for carrying out up and down direction, L-shaped support plate are fixed on oil cylinder side convenient for that will polish motor with terminal pad, are convenient for work Make personnel to operate the handle above terminal pad.
Preferably, the driving device includes the servo motor for being fixedly connected on support frame side, the servo motor Output shaft be fixedly connected with master gear, the slave gear engaged with master gear, the rack are rotatably connected on support frame as described above Two sides are equipped with rack gear, are rotatablely connected the driving gear being engaged with rack on support frame as described above.
By using above-mentioned technical proposal, because the length of lathe tool is longer, the servo motor of driving device drives master gear to turn It is dynamic, rotated to drive from gear, provide the power of rotation for driving gear, because the steering of servo motor is adjustable, it is positive with When rotating backward, support frame is driven to move back and forth in the insert groove of rack, to polish automatically the entirety of lathe tool.
Preferably, support frame as described above side is rotatably connected to reduction gearing, the reduction gearing and pass through between gear Belt transmission, the center of the reduction gearing are fixed with drive shaft, and the drive shaft is fixedly connected with the center of driving gear.
By using above-mentioned technical proposal, because the polishing of polishing motor and lathe tool needs time of contact, driving device can not Support frame is driven to move back and forth on insert groove too fast, the reduction gearing diameter added is greater than from gear, thus will be from gear It is transmitted to the spin down of driving gear, has advanced optimized structure.
Preferably, the rack be equipped with positioned at insert groove both ends pressure sensor, the pressure sensor with watch Take motor electrical connection.
By using above-mentioned technical proposal, moved to prevent driving device from reaching the subsequent reforwarding in insert groove one end, the pressure added Force snesor is located at insert groove both ends, and when driving device drives support frame to reach insert groove one end, support frame touches pressure Sensor, pressure sensor drive servo motor counter motion, to accurately realize reciprocal fortune of the support frame on insert groove It is dynamic.
Preferably, being equipped with the catch basin being fixed on the rack below the insert groove.
By using above-mentioned technical proposal, because polishing motor is when polishing to lathe tool, the surface of lathe tool needs By the skivings auxiliary liquid such as water, the skiving auxiliary liquid sprayed in order to prevent sprays everywhere, and the catch basin added can be stored and be cut Mill duplication liquid, prevents pollution power house environment.
In conclusion the utility model has the advantages that:
1, the shape for needing to polish according to lathe tool surface, the tilt angle of flexible modulation motor opposing blades slot, to make The polishing of different directions can be carried out to lathe tool by obtaining grinding wheel, realize the polishing shape of the multiplicity such as cambered surface, chamfering, groove;
2, it according to the length of lathe tool, opens driving mechanism and support frame can be moved back and forth along insert groove, to realize certainly It is dynamic to polish whole lathe tool, one-pass molding;
3, according to the different sizes of lathe tool, can flexible modulation motor at a distance from grinding wheel and insert groove, to have higher Applicability.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the present embodiment entirety;
Fig. 2 is the enlarged drawing in Fig. 1 at A;
Fig. 3 is in the present embodiment for embodying the structural schematic diagram of driving device;
Fig. 4 is in the present embodiment for embodying the structural schematic diagram away from regulating device that hangs down;
Fig. 5 is in the present embodiment for embodying the structural schematic diagram of angle adjustment device.
Appended drawing reference:1, rack;11, polishing motor;12, grinding wheel;13, insert groove;14, pressure sensor;15, water storage Slot;2, support frame;21, rack gear;3, driving device;31, servo motor;32, master gear;33, from gear;34, gear is driven; 35, reduction gearing;36, drive shaft;4, angle adjustment device;41, terminal pad;42, screw rod;421, swivel becket;422, handle; 43, fixing seat;44, cradle;441, rotation hole;45, rotation axis;46, casing;461, threaded hole;462, rubber pad;5, it hangs down Away from regulating device;51, oil cylinder;52, support plate.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
Embodiment:A kind of knife sharpener is connected with polishing motor 11, polishing electricity as shown in Figure 1, including rack 1 in rack 1 Grinding wheel 12 is fixedly connected on the output shaft of machine 11, rack 1 is equipped with the insert groove 13 for placing lathe tool to be polished, because of vehicle The length of bed cutter is longer, and the motor 11 that needs to polish, which is moved with grinding wheel 12 along 13 length of insert groove, is back and forth polished.Knife The support frame 2 for fixed polishing motor 11 is equipped with above film trap 13, support frame 2 is slidably connected in rack 1,1 side of rack Equipped with the driving device 3 for driving support frame 2 to move along 13 length direction of insert groove.
As shown in Figure 2 and Figure 3,1 liang of lateral edge length direction of rack is equipped with rack gear 21, and 2 bottom of support frame is equipped with sliding tooth Wheel 34.Driving device 3 includes the servo motor 31 for being fixedly connected on 2 side of support frame, and the output shaft of servo motor 31 is fixed to be connected It is connected to master gear 32, the slave gear 33 engaged with master gear 32, the rotation connection of 2 side of support frame are rotatably connected on support frame 2 There is a reduction gearing 35, reduction gearing 35 and be driven between gear 33 by belt, the center of reduction gearing 35 is fixed with drive shaft 36, drive shaft 36 is fixedly connected with the center of driving gear 34.Because the polishing of polishing motor 11 and lathe tool needs time of contact, increase If 35 diameter of reduction gearing be greater than from gear 33, thus will be from the spin down of gear 33, the servo motor 31 of driving device 3 It drives master gear 32 to rotate, is rotated to drive from gear 33, the power of rotation is provided for driving gear 34, because of servo motor 31 Steering it is adjustable, it is positive with when rotating backward, drive support frame 2 in the insert groove 13 of rack 1(With reference to Fig. 1)It is upper reciprocal Movement, to polish automatically the entirety of lathe tool.
Really show support frame 2 subject to as shown in Figure 1, to move back and forth on insert groove 13, prevent driving device 3 from reaching blade The subsequent reforwarding in 13 one end of slot is dynamic, and rack 1 is equipped with the pressure sensor 14 positioned at 13 both ends of insert groove, pressure sensor 14 with watch Take the electrical connection of motor 31.Pressure sensor 14 is located at 13 both ends of insert groove, when driving device 3 drives support frame 2 to reach insert groove When 13 one end, support frame 2 touches pressure sensor 14, and pressure sensor 14 drives 31 counter motion of servo motor, driving Device 3 drives the support frame 2 of fixed polishing motor 11 along insert groove 13 toward polyslip, so that the surface to lathe tool carries out entirety The mobile polishing process of manual drive polishing motor 11 is removed in polishing from.
As Figure 1 and Figure 4, because the size for the lathe tool being polished is different from thickness, when the thickness of the lathe tool in insert groove 13 When thicker or thinner, need to adjust the vertical range of polishing 11 opposing blades slot 13 of motor, support frame 2 is equipped with to be beaten for adjusting 11 opposing blades slot of electric mill machine, 13 distance is hung down away from regulating device 5, and hanging down away from regulating device 5 includes being fixed on 2 top of support frame Oil cylinder 51, the end of oil cylinder 51 are fixed with L-shaped support plate 52, and polishing 11 tail portion of motor is fixed with terminal pad 41, terminal pad 41 For being connect with L shape support plate 52.When there is the lathe tool of thicker or thinner size to need to polish, staff need to only start oil cylinder 51 move up and down, and can drive polishing motor 11 and the whole movement for carrying out up and down direction of terminal pad 41.
As Figure 1 and Figure 4, and hang down away from regulating device 5 only to the vertical range angle of 12 opposing blades slot 13 of grinding wheel into The adjusting of row substantially adjusts the polishing that the grinding wheel 12 finished also only carries out plane to the lathe tool of lower section.To meet to lathe tool Surface carries out cambered surface, chamfering or groove polishing, support frame 2 and is equipped with for adjusting 12 opposing blades slot of grinding wheel, 13 tilt angle Angle adjustment device 4, angle adjustment device 4 include terminal pad 41, and terminal pad 41 is equipped with close to the one side of polishing motor 11 and fixes Seat 43, cradle 44 is hinged in fixing seat 43, and cradle 44 is fixedly connected with motor 11 of polishing, is threadedly coupled in terminal pad 41 There are screw rod 42, the rotation connection of screw rod 42 end and cradle 44.
Cradle 44 runs through close to one end of screw rod 42 is equipped with rotation hole 441, is equipped in rotation hole 441 and rotation hole The rotation axis 45 of 441 fitting rotations, the end of screw rod 42 are fixed with swivel becket 421, and swivel becket 421 is passed through and pasted for rotation axis 45 Close rotation.
As shown in Figure 4, Figure 5, because screw rod 42 is threaded in terminal pad 41, after turn handle 422, screw rod 42 exposes The length of one end of terminal pad 41 is varied, and screw rod 42 and the angle of cradle 44 are also varied, thus is applicable in swivel becket 421 with the cooperation of rotation axis 45 so that cradle 44 can be achieved to change with terminal pad 41 at a distance from when adjusting screw rod 42, When stop operating screw rod 42 when, two fixed, fixed polishing 11 opposing blades of motor are realized with rotation axis 45 by fixing seat 43 The tilt angle of slot 13.
As shown in Figure 4, Figure 5, terminal pad 41 is equipped with the casing 46 positioned at 42 two sides of screw rod, offers in casing 46 The threaded hole 461 of 42 threads turn of screw rod is matched, handle 422 is equipped with fitting 46 end face of casing close to one end of casing 46 Rubber pad 462.The casing 46 added increases the contact area with screw rod 42, to increase terminal pad 41 to screw rod 42 Fixed force, because the angle that polishing motor 11 needs to adjust usually will not be very big, the rubber pad 462 added is contacted with casing 46.
The course of work:Terminal pad 41 and polishing motor 11 are rotatablely connected, and screw rod 42 and polishing motor 11 are rotatablely connected.Because of sand Wheel 12 is fixedly connected with the output shaft of motor, and staff only needs adjusting screw rod 42, and screw rod 42 is mobile to drive polishing motor The angle change of 11 opposite terminal pads 41, because terminal pad 41 and insert groove 13 are parallel to each other, so that 12 opposing blades of grinding wheel The adjustable angle of slot 13 can carry out polishing of different shapes to the lathe tool being placed on insert groove 13 according to different demands.
This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability Field technique personnel can according to need the modification that not creative contribution is made to the present embodiment after reading this specification, but As long as all by the protection of Patent Law in the scope of the claims of the utility model.

Claims (9)

1. a kind of knife sharpener, including rack (1), polishing motor (11) is connected in rack (1), the output shaft of motor (11) of polishing On be fixedly connected with grinding wheel (12), it is characterised in that:The rack (1) is equipped with insert groove (13), on the insert groove (13) Side is equipped with the support frame (2) for fixed polishing motor (11), and support frame as described above (2) is slidably connected on rack (1), the machine Frame (1) side is equipped with the driving device (3) for driving support frame (2) to move along insert groove (13) length direction;
Support frame as described above (2) is equipped with the angle adjustment device (4) for adjusting grinding wheel (12) tilt angle, the angular adjustment Device (4) includes terminal pad (41), the terminal pad (41) and polishing motor (11) rotation connection, spiral shell on the terminal pad (41) Line is connected with screw rod (42), the screw rod (42) and polishing motor (11) rotation connection.
2. a kind of knife sharpener according to claim 1, it is characterised in that:The terminal pad (41) is close to polishing motor (11) One side be equipped with fixing seat (43), be hinged with cradle (44) on the fixing seat (43), the cradle (44) and polishing electricity The tail portion of machine (11) is fixedly connected, and one end of the close polishing motor (11) of the screw rod (42) and the bottom of cradle (44) turn Dynamic connection.
3. a kind of knife sharpener according to claim 2, it is characterised in that:The one of the cradle (44) close screw rod (42) End is equipped with the rotation axis that rotation is bonded with rotation hole (441) through rotation hole (441) are equipped in the rotation hole (441) (45), the end of the screw rod (42) is fixed with swivel becket (421), and the swivel becket (421) passes through and pastes for rotation axis (45) Close rotation, the handle (422) that the screw rod (42) is equipped with convenient for rotation away from one end of polishing motor (11).
4. a kind of knife sharpener according to claim 3, it is characterised in that:The terminal pad (41), which is equipped with, is located at screw rod (42) casing (46) of two sides offers the threaded hole (461) of matching screw rod (42) threads turn in the casing (46), The handle (422) is equipped with the rubber pad (462) of fitting casing (46) end face close to the one end of casing (46).
5. a kind of knife sharpener according to claim 1, it is characterised in that:Support frame as described above (2) is equipped with to be beaten for adjusting Electric mill machine (11) opposing blades slot (13) distance is hung down away from regulating device (5), and described hang down away from regulating device (5) includes being fixed on branch The end of the oil cylinder (51) on support (2) top, the oil cylinder (51) is fixed with L-shaped support plate (52), the support plate (52) It is fixedly connected with terminal pad (41).
6. a kind of knife sharpener according to claim 1, it is characterised in that:The driving device (3) includes being fixedly connected on The output shaft of the servo motor (31) of support frame (2) side, the servo motor (31) is fixedly connected with master gear (32), described The slave gear (33) engaged with master gear (32), the rack are rotatably connected on support frame (2)(1)Two sides are equipped with rack gear (21), support frame as described above(2)Upper rotation connection and rack gear(21)The driving gear of engagement(34).
7. a kind of knife sharpener according to claim 6, it is characterised in that:Support frame as described above (2) side, which is rotatably connected to, to be subtracted Fast gear (35), the reduction gearing (35) and between gear (33) pass through belt be driven, the center of the reduction gearing (35) It is fixed with drive shaft (36), the drive shaft (36) and driving gear(34)Center be fixedly connected.
8. a kind of knife sharpener according to claim 7, it is characterised in that:The rack (1), which is equipped with, is located at insert groove (13) pressure sensor (14) at both ends, the pressure sensor (14) are electrically connected with servo motor (31).
9. a kind of knife sharpener according to claim 1, it is characterised in that:It is equipped with below the insert groove (13) and is fixed on machine Catch basin (15) on frame (1).
CN201820318893.8U 2018-03-07 2018-03-07 A kind of knife sharpener Expired - Fee Related CN208147501U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201820318893.8U CN208147501U (en) 2018-03-07 2018-03-07 A kind of knife sharpener

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201820318893.8U CN208147501U (en) 2018-03-07 2018-03-07 A kind of knife sharpener

Publications (1)

Publication Number Publication Date
CN208147501U true CN208147501U (en) 2018-11-27

Family

ID=64391337

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201820318893.8U Expired - Fee Related CN208147501U (en) 2018-03-07 2018-03-07 A kind of knife sharpener

Country Status (1)

Country Link
CN (1) CN208147501U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110125738A (en) * 2019-04-26 2019-08-16 贵州开磷有限责任公司 A kind of sweeper blade grinding device
CN112223063A (en) * 2020-11-05 2021-01-15 冯高峰 Part polishing operation table with automatic chip collecting function for machine manufacturing

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110125738A (en) * 2019-04-26 2019-08-16 贵州开磷有限责任公司 A kind of sweeper blade grinding device
CN112223063A (en) * 2020-11-05 2021-01-15 冯高峰 Part polishing operation table with automatic chip collecting function for machine manufacturing

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Granted publication date: 20181127

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