CN111215972B - Household knife grinder - Google Patents

Household knife grinder Download PDF

Info

Publication number
CN111215972B
CN111215972B CN202010181434.1A CN202010181434A CN111215972B CN 111215972 B CN111215972 B CN 111215972B CN 202010181434 A CN202010181434 A CN 202010181434A CN 111215972 B CN111215972 B CN 111215972B
Authority
CN
China
Prior art keywords
transmission cavity
rotating shaft
sliding
cavity
bevel gear
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.)
Active
Application number
CN202010181434.1A
Other languages
Chinese (zh)
Other versions
CN111215972A (en
Inventor
不公告发明人
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.)
Zhejiang Zhongfa Investment Joing-stock Co.,Ltd.
Original Assignee
Zhejiang Zhongfa Investment Joing Stock 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 Zhejiang Zhongfa Investment Joing Stock Co ltd filed Critical Zhejiang Zhongfa Investment Joing Stock Co ltd
Priority to CN202010181434.1A priority Critical patent/CN111215972B/en
Publication of CN111215972A publication Critical patent/CN111215972A/en
Application granted granted Critical
Publication of CN111215972B publication Critical patent/CN111215972B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B3/00Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools
    • B24B3/36Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools of cutting blades
    • B24B3/54Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools of cutting blades of hand or table knives
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B47/00Drives or gearings; Equipment therefor
    • B24B47/20Drives or gearings; Equipment therefor relating to feed movement
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B55/00Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
    • B24B55/06Dust extraction equipment on grinding or polishing machines

Abstract

The invention discloses a household knife grinder, which relates to the field of grinding tools, and in particular relates to a household knife grinder, which comprises a base body, wherein a first transmission cavity is arranged in the base body, a motor is fixedly arranged on the front end wall of the first transmission cavity, a second transmission cavity is arranged on the rear side of the first transmission cavity, the rear end of the motor is in power connection with a driving shaft which extends backwards to the second transmission cavity, a first bevel gear fixedly connected with the driving shaft is arranged in the second transmission cavity, coarse grinding assemblies are symmetrically arranged on the left side and the right side of the first bevel gear, the left coarse grinding assembly comprises a third transmission cavity positioned on the left side of the second transmission cavity, a first sliding cavity communicated with the third transmission cavity is arranged on the upper side of the third transmission cavity, the device controls the feeding of a knife through the motor, and controls a first grinding block to rotate to perform coarse grinding on the knife through the motor, and performs fine grinding on the, meanwhile, the dust collection assembly is controlled to work by the motor.

Description

Household knife grinder
Technical Field
The invention relates to the technical field of grinding tools, in particular to a household knife grinding device.
Background
After the household kitchen knife is used for a period of time, the household kitchen knife usually becomes dull and needs to be polished, two polishing modes are generally adopted, firstly, a knife grinder is adopted, a knife is directly and reciprocally moved on the knife grinder by being held by a knife sharpener, manual grinding is carried out, the mode is low in efficiency and high in labor intensity, certain dangers are realized, and the sharpness of the knife after grinding, the service life after grinding once and the loss of the knife after grinding once are all influenced by the technical level of the knife grinder; secondly, the knife sharpener formed by the rotary grinding wheel is utilized for grinding, the feeding mode of the knife sharpener is generally manually fed by a hand-held knife, the mode can also generate certain influence on the result due to different feeding speeds, and chips can be generated in the grinding process.
Disclosure of Invention
Aiming at the technical defects, the invention provides a household knife sharpening device which can overcome the defects.
The invention relates to a household knife grinding device, which comprises a base body, wherein a first transmission cavity is arranged in the base body, a motor is fixedly arranged on the front end wall of the first transmission cavity, a second transmission cavity is arranged on the rear side of the first transmission cavity, the rear end of the motor is in power connection with a driving shaft which extends backwards to the second transmission cavity, a first bevel gear fixedly connected with the driving shaft is arranged in the second transmission cavity, coarse grinding components are symmetrically arranged on the left side and the right side of the first bevel gear, the coarse grinding component on the left side comprises a third transmission cavity positioned on the left side of the second transmission cavity, a first sliding cavity communicated with the third transmission cavity is arranged on the upper side of the third transmission cavity, a first rotating shaft extending leftwards to the third transmission cavity is rotatably arranged on the left end wall of the second transmission cavity, a second bevel gear fixedly connected with the first rotating shaft and meshed with the first bevel gear is arranged in the second transmission cavity, be equipped with in the third transmission intracavity with first axis of rotation fixed connection's first belt pulley, first sliding chamber left end wall rotates and installs the second axis of rotation, fixedly connected with in the second axis of rotation with the second belt pulley that first belt pulley is connected through first belt, second axis of rotation right-hand member has the third axis of rotation through first splined connection, third axis of rotation left end with first spline left end wall is through first spring coupling, corase grind subassembly right side is equipped with the dust absorption subassembly, corase grind subassembly left side is equipped with the slip subassembly, corase grind subassembly rear side bilateral symmetry is equipped with the correct grinding subassembly.
Preferably, the left-side rough grinding assembly further comprises a first sliding box connected with the right end of the third rotating shaft through a bearing and in sliding fit with the first sliding cavity, a third bevel gear fixedly connected with the third rotating shaft is arranged in the first sliding box, a first sliding groove communicated with the outside is formed in the upper end of the first sliding cavity, a fourth rotating shaft extending upwards through the first sliding groove is installed at the upper end of the first sliding box in a rotating mode, a fourth bevel gear fixedly connected with the fourth rotating shaft and meshed with the third bevel gear is arranged in the first sliding box, and a first grinding block matched with a roller is arranged on the upper end wall of the base body and at the lower end of the upper end of the fourth rotating shaft in a fixed mode.
Preferably, the dust collection assembly comprises a third belt pulley which is located in the first transmission cavity and is fixedly connected with the driving shaft, a fourth transmission cavity which is communicated with the first transmission cavity is arranged at the right side of the first transmission cavity, a fifth transmission cavity is arranged at the rear side of the fourth transmission cavity, a fifth rotating shaft which extends backwards to the fifth transmission cavity is rotatably arranged on the front end wall of the fourth transmission cavity, a fourth belt pulley which is connected with the third belt pulley through a second belt is arranged in the fourth transmission cavity, a fifth bevel gear which is fixedly connected with the fifth rotating shaft is arranged in the fifth transmission cavity, a sixth rotating shaft is rotatably arranged on the left end wall of the fifth transmission cavity, a sixth bevel gear which is meshed with the fifth bevel gear and a fifth belt pulley which is located at the left side of the sixth bevel gear are fixedly arranged on the sixth rotating shaft, a dust collection cavity which is located at the right side of the first grinding block and is communicated with the fifth transmission cavity is arranged at the upper side of the fifth transmission cavity, the dust collection device is characterized in that a seventh rotating shaft is rotatably mounted on the left end wall of the dust collection cavity, a sixth belt pulley connected with the fifth belt pulley through a third belt and a turbine located on the left side of the sixth belt pulley are fixedly mounted on the seventh rotating shaft, a first ventilation opening communicated with the outside is formed in the left end wall of the dust collection cavity, a dust collection cavity communicated with the dust collection cavity is formed in the right end of the dust collection cavity, and a filter screen and a second ventilation opening located on the right side of the filter screen and communicated with the dust collection cavity are arranged on the right side of the dust collection cavity.
Preferably, the sliding assembly includes a seventh bevel gear located in the first transmission cavity and fixedly connected to the driving shaft, a sixth transmission cavity is disposed on the left side of the first transmission cavity, an eighth rotation shaft extending leftward to the sixth transmission cavity is rotatably mounted on the left end wall of the first transmission cavity, an eighth bevel gear fixedly connected to the eighth rotation shaft and engaged with the seventh bevel gear is disposed in the first transmission cavity, an end gear fixedly connected to the eighth rotation shaft is disposed in the sixth transmission cavity, a second sliding cavity is disposed on the rear side of the sixth transmission cavity, a screw rod extending backward to the second sliding cavity is disposed on the rear end wall of the sixth transmission cavity, a ninth rotation shaft having a rear side connected to the screw rod through a second spline is disposed in the sixth transmission cavity, and a first gear capable of engaging with the end gear, a second gear, a third gear, a fourth gear, and a fourth gear are fixedly mounted on the ninth rotation shaft, A first dovetail sliding groove is arranged on the left end wall of the sixth transmission cavity, a first sliding block connected with the ninth rotating shaft through a bearing is arranged in the first dovetail sliding groove in a sliding mode, a first electromagnet is arranged at the rear end of the first dovetail sliding groove, a first iron block matched with the first electromagnet is arranged at the rear end of the first sliding block, the front end of the first sliding block is connected with the front end wall of the first dovetail sliding groove through a second spring, a second sliding block matched with the screw rod through threads and extending upwards to the upper end of the base body is arranged in the second sliding cavity in a sliding mode, a second dovetail sliding groove is arranged at the right end of the second sliding block, clamping assemblies are symmetrically arranged in the second dovetail sliding groove from top to bottom, the clamping assemblies on the upper side comprise a third sliding block matched with the second dovetail sliding groove in a sliding mode, and a clamping block with a clamping opening is fixedly mounted at the right end of the third sliding block, and the upper end of the third sliding block is connected with the upper end wall of the second dovetail sliding groove through a third spring.
Preferably, the left side the fine grinding subassembly is including being located the third forked tail sliding tray of base member upper end wall, it is equipped with the fourth sliding block to slide in the third forked tail sliding tray, fourth sliding block upper end fixedly connected with second sanding block, fourth sliding block left end with third forked tail sliding tray left end wall passes through fourth spring coupling.
The beneficial effects are that: the device simple structure, convenient operation, the device at the during operation, feed through the motor control cutter, feed speed is unchangeable, rotates through the first piece of polishing of motor control simultaneously and carries out the corase grind to the cutter, is polishing the piece through the second and carries out the correct grinding to the cutter, makes the cutter effect of polishing better, through motor control dust absorption subassembly work simultaneously, makes the surrounding environment keep clean, and is safe convenient, and efficiency of polishing is higher.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a schematic view of A-A of FIG. 1 according to an embodiment of the present invention;
FIG. 3 is a schematic view of B-B in FIG. 1 according to an embodiment of the present invention;
FIG. 4 is a schematic view of C-C in FIG. 2 according to an embodiment of the present invention;
FIG. 5 is a schematic view of D-D in FIG. 2 according to an embodiment of the present invention.
Detailed Description
All of the features disclosed in this specification, or all of the steps in any method or process so disclosed, may be combined in any combination, except combinations of features and/or steps that are mutually exclusive.
The invention will now be described in detail with reference to fig. 1-5, for convenience of description, the following orientations will now be defined: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
The household knife grinding device comprises a base body 10, a first transmission cavity 49 is arranged in the base body 10, a motor 50 is fixedly installed on the front end wall of the first transmission cavity 49, a second transmission cavity 18 is arranged on the rear side of the first transmission cavity 49, a driving shaft 20 which extends backwards to the second transmission cavity 18 is connected to the rear end of the motor 50 in a power mode, a first bevel gear 19 which is fixedly connected with the driving shaft 20 is arranged in the second transmission cavity 18, coarse grinding components are symmetrically arranged on the left side and the right side of the first bevel gear 19, the coarse grinding components on the left side comprise a third transmission cavity 16 which is located on the left side of the second transmission cavity 18, a first sliding cavity 47 which is communicated with the third transmission cavity 16 is arranged on the upper side of the third transmission cavity 16, a first rotating shaft 17 which extends leftwards to the third transmission cavity 16 is installed on the left end wall of the second transmission cavity 18 in a rotating mode, and a first bevel gear 19 which is fixedly connected with the first rotating shaft 17 is arranged in the second transmission cavity 18 Engaged second bevel gear 21, be equipped with in the third transmission chamber 16 with first rotation axis 17 fixed connection's first belt pulley 15, second rotation axis 12 is installed in the rotation of first slip chamber 47 left end wall, fixedly connected with on the second rotation axis 12 with first belt pulley 15 passes through the second belt pulley 11 that first belt 13 is connected, second rotation axis 12 right-hand member is connected with third rotation axis 40 through first spline 38, third rotation axis 40 left end with first spline 38 left end wall is connected through first spring 37, corase grind subassembly right side is equipped with dust absorption assembly, corase grind subassembly left side is equipped with sliding assembly, corase grind subassembly rear side bilateral symmetry is equipped with the finish grinding subassembly.
Advantageously, the left rough grinding assembly further comprises a first sliding box 41 connected to the right end of the third rotating shaft 40 through a bearing and slidably engaged with the first sliding cavity 47, a third bevel gear 46 fixedly connected to the third rotating shaft 40 is disposed in the first sliding box 41, a first sliding groove 44 communicated with the outside is disposed at the upper end of the first sliding cavity 47, a fourth rotating shaft 43 extending upward through the first sliding groove 44 is rotatably mounted at the upper end of the first sliding box 41, a fourth bevel gear 45 fixedly connected to the fourth rotating shaft 43 and engaged with the third bevel gear 46 is disposed in the first sliding box 41, and a first grinding block 39 having a lower end engaged with the upper end wall of the base 10 through a roller 42 is fixedly mounted at the upper end of the fourth rotating shaft 43.
Advantageously, the dust suction assembly comprises a third belt pulley 53 located in the first transmission cavity 49 and fixedly connected to the driving shaft 20, a fourth transmission cavity 74 communicated with the first transmission cavity 49 is provided at the right side of the first transmission cavity 49, a fifth transmission cavity 27 is provided at the rear side of the fourth transmission cavity 74, a fifth rotating shaft 25 extending backwards to the fifth transmission cavity 27 is rotatably installed at the front end wall of the fourth transmission cavity 74, a fourth belt pulley 73 connected with the third belt pulley 53 through a second belt 72 is provided in the fourth transmission cavity 74, a fifth bevel gear 26 fixedly connected with the fifth rotating shaft 25 is provided in the fifth transmission cavity 27, a sixth rotating shaft 22 is rotatably installed at the left end wall of the fifth transmission cavity 27, a sixth bevel gear 24 engaged with the fifth bevel gear 26 and a fifth belt pulley 23 located at the left side of the sixth bevel gear 24 are fixedly installed on the sixth rotating shaft 22, the upper side of the fifth transmission cavity 27 is provided with a dust collection cavity 34 which is positioned at the right side of the first grinding block 39 and communicated with the fifth transmission cavity 27, the left end wall of the dust collection cavity 34 is rotatably provided with a seventh rotating shaft 36, the seventh rotating shaft 36 is fixedly provided with a sixth belt pulley 31 which is connected with the fifth belt pulley 23 through a third belt 28 and a turbine 33 which is positioned at the left side of the sixth belt pulley 31, the left end wall of the dust collection cavity 34 is provided with a first ventilation opening 35 which is communicated with the outside, the right end of the dust collection cavity 34 is provided with a dust collection cavity 32 which is communicated with the dust collection cavity 34, and the right side of the dust collection cavity 32 is provided with a filter screen 30 and a second ventilation opening 29 which is positioned at the right side of the filter screen 30 and is communicated with the.
Advantageously, the sliding assembly comprises a seventh bevel gear 52 fixedly connected with the driving shaft 20 and located in the first transmission cavity 49, a sixth transmission cavity 60 is arranged at the left side of the first transmission cavity 49, an eighth rotating shaft 71 extending to the left of the sixth transmission cavity 60 is rotatably mounted at the left end wall of the first transmission cavity 49, an eighth bevel gear 51 fixedly connected with the eighth rotating shaft 71 and engaged with the seventh bevel gear 52 is arranged in the first transmission cavity 49, a face gear 70 fixedly connected with the eighth rotating shaft 71 is arranged in the sixth transmission cavity 60, a second sliding cavity 48 is arranged at the rear side of the sixth transmission cavity 60, a screw 14 extending backwards to the second sliding cavity 48 is arranged at the rear end wall of the sixth transmission cavity 60, a ninth rotating shaft 68 connected with the screw 14 at the rear side through a second spline 61 is arranged in the sixth transmission cavity 60, a first gear 67 and a second gear 69 which can be engaged with the face gear 70 are fixedly installed on the ninth rotating shaft 68, a first dovetail sliding groove 63 is arranged on the left end wall of the sixth transmission cavity 60, a first sliding block 65 is slidably installed in the first dovetail sliding groove 63, the right end of the first sliding block 65 is connected with the ninth rotating shaft 68 through a bearing, a first electromagnet 62 is arranged at the rear end of the first dovetail sliding groove 63, a first iron block 64 matched with the first electromagnet 62 is arranged at the rear end of the first sliding block 65, the front end of the first sliding block 65 is connected with the front end wall of the first dovetail sliding groove 63 through a second spring 66, a second sliding block 56 which is matched with the screw 14 through threads and extends upwards to the upper end of the base body 10 is arranged in the second sliding cavity 48 in a sliding mode, a second dovetail sliding groove 57 is arranged at the right end of the second sliding groove 56, and dovetail assemblies are symmetrically clamped in the second sliding groove 57 from top to bottom, the upper side clamping assembly comprises a third sliding block 59 in sliding fit with the second dovetail sliding groove 57, a clamping block 77 containing a clamping opening 78 is fixedly mounted at the right end of the third sliding block 59, and the upper end of the third sliding block 59 is connected with the upper end wall of the second dovetail sliding groove 57 through a third spring 58.
Advantageously, the refining assembly on the left comprises a third dovetail sliding groove 75 located on the upper end wall of the base body 10, a fourth sliding block 54 is slidably arranged in the third dovetail sliding groove 75, the upper end of the fourth sliding block 54 is fixedly connected with a second grinding block 55, and the left end of the fourth sliding block 54 is connected with the left end wall of the third dovetail sliding groove 75 through a fourth spring 76.
In the initial state, the fourth spring 76 is in the normal tension state, the fourth slider 54 and the second sanding block 55 are positioned at the innermost side, the second slider 56 is positioned at the foremost side, the first electromagnet 62 is not energized, the second spring 66 is in the normal tension state, the first slider 65, the ninth rotating shaft 68, the first gear 67, and the second gear 69 are positioned at the foremost side, the first gear 67 is meshed with the face gear 70, the first spring 37 is in the normal tension state, and the first sanding block 39 and the first slide case 41 are positioned at the innermost side.
At the beginning of the operation, the knife handle is clamped by the clamping opening 78, the third spring 58 is compressed, the motor 50 is started, so as to drive the driving shaft 20 to rotate, so as to drive the seventh bevel gear 52 and the third belt pulley 53 to rotate, so as to drive the eighth bevel gear 51 to rotate, so as to drive the eighth rotating shaft 71 to rotate, so as to drive the end face gear 70 to rotate, so as to drive the first gear 67 to rotate, so as to drive the ninth rotating shaft 68 to rotate, so as to drive the screw 14 to rotate, so as to drive the second sliding block 56 and the clamping block 77 to slide backwards, at the same time, the driving shaft 20 drives the first bevel gear 19 to slide, so as to drive the second bevel gear 21 to rotate, so as to drive the first rotating shaft 17 to rotate, so as to drive the first belt pulley 15 to rotate, so as to drive the second belt pulley 11 to rotate, so as to drive the second, thereby rotating the fourth bevel gear 45 and thus rotating the fourth rotating shaft 43 and thus rotating the first grinding block 39 to rotate the rough grinding tool, when the tool passes through the second grinding block 55, the second grinding block 55 and the fourth sliding block 54 slide outward, the fourth spring 76 compresses and grinds the tool finely, and at the same time, the third belt pulley 53 rotates the fourth belt pulley 73 and thus rotates the fifth rotating shaft 25 and thus rotates the fifth bevel gear 26 and thus rotates the sixth bevel gear 24 and thus rotates the sixth rotating shaft 22 and thus rotates the fifth belt pulley 23 and thus rotates the sixth belt pulley 31 and thus rotates the seventh rotating shaft 36 and thus rotates the turbine 33 to suck dust, and after grinding, the tool is taken out, and since the third spring 58 acts on the third sliding block 59 and the clamping block 77 slides inward, since the fourth spring 76 acts on the fourth sliding block 54 and the second sliding block 77, The second sanding block 55 slides inwards, the first electromagnet 62 is electrified to attract the first iron block 64, the second spring 66 is stretched, the first sliding block 65, the ninth rotating shaft 68, the first gear 67 and the second gear 69 slide backwards, the second gear 69 is meshed with the end face gear 70, the end face gear 70 drives the second gear 69 to rotate, the ninth rotating shaft 68 is driven to rotate, the screw 14 is driven to rotate, the second sliding block 56 and the clamping block 77 are driven to slide forwards, when the second sliding block 56 and the clamping block 77 slide to the foremost side, the motor 50 stops, the first electromagnet 62 is powered off, and the first sliding block 65, the ninth rotating shaft 68, the first gear 67 and the second gear 69 slide forwards under the action of the second spring 66, the first gear 67 is meshed with the end face gear 70, and the device is reset.
The above description is only an embodiment of the invention, but the scope of the invention is not limited thereto, and any changes or substitutions that are not thought of through the inventive work should be included in the scope of the invention. Therefore, the protection scope of the invention should be subject to the protection scope defined by the claims.

Claims (2)

1. A household knife grinding device comprises a base body, a first transmission cavity is arranged in the base body, a motor is fixedly arranged on the front end wall of the first transmission cavity, a second transmission cavity is arranged on the rear side of the first transmission cavity, the rear end of the motor is in power connection with a driving shaft which extends backwards to the second transmission cavity, a first bevel gear fixedly connected with the driving shaft is arranged in the second transmission cavity, coarse grinding components are symmetrically arranged on the left side and the right side of the first bevel gear, the coarse grinding components on the left side comprise a third transmission cavity positioned on the left side of the second transmission cavity, a first sliding cavity communicated with the third transmission cavity is arranged on the upper side of the third transmission cavity, a first rotating shaft extending leftwards to the third transmission cavity is rotatably arranged on the left end wall of the second transmission cavity, a second bevel gear fixedly connected with the first rotating shaft and meshed with the first bevel gear is arranged in the second transmission cavity, a first belt pulley fixedly connected with the first rotating shaft is arranged in the third transmission cavity, a second rotating shaft is rotatably mounted on the left end wall of the first sliding cavity, a second belt pulley connected with the first belt pulley through a first belt is fixedly connected onto the second rotating shaft, a third rotating shaft is connected with the right end of the second rotating shaft through a first spline, the left end of the third rotating shaft is connected with the left end wall of the first spline through a first spring, a dust collection assembly is arranged on the right side of the coarse grinding assembly, a sliding assembly is arranged on the left side of the coarse grinding assembly, and fine grinding assemblies are symmetrically arranged on the left and right sides of the rear side of the coarse grinding assembly; the left coarse grinding assembly further comprises a first sliding box which is connected with the right end of the third rotating shaft through a bearing and is in sliding fit with the first sliding cavity, a third bevel gear which is fixedly connected with the third rotating shaft is arranged in the first sliding box, a first sliding groove communicated with the outside is formed in the upper end of the first sliding cavity, a fourth rotating shaft which extends upwards through the first sliding groove is rotatably mounted at the upper end of the first sliding box, a fourth bevel gear which is fixedly connected with the fourth rotating shaft and is meshed with the third bevel gear is arranged in the first sliding box, and a first grinding block of which the lower end is matched with the upper end wall of the base body through a roller is fixedly mounted at the upper end of the fourth rotating shaft; the dust collection assembly comprises a third belt pulley which is positioned in the first transmission cavity and fixedly connected with the driving shaft, a fourth transmission cavity communicated with the first transmission cavity is arranged at the right side of the first transmission cavity, a fifth transmission cavity is arranged at the rear side of the fourth transmission cavity, a fifth rotating shaft which extends backwards to the fifth transmission cavity is rotatably arranged on the front end wall of the fourth transmission cavity, a fourth belt pulley which is connected with the third belt pulley through a second belt is arranged in the fourth transmission cavity, a fifth bevel gear fixedly connected with the fifth rotating shaft is arranged in the fifth transmission cavity, a sixth rotating shaft is rotatably arranged on the left end wall of the fifth transmission cavity, a sixth bevel gear meshed with the fifth bevel gear and a fifth belt pulley positioned at the left side of the sixth bevel gear are fixedly arranged on the sixth rotating shaft, a dust collection cavity which is positioned at the right side of the first grinding block and communicated with the fifth transmission cavity is arranged at the upper side of the fifth transmission cavity, a seventh rotating shaft is rotatably arranged on the left end wall of the dust collection cavity, a sixth belt pulley connected with the fifth belt pulley through a third belt and a turbine positioned on the left side of the sixth belt pulley are fixedly arranged on the seventh rotating shaft, a first ventilation opening communicated with the outside is formed in the left end wall of the dust collection cavity, a dust collection cavity communicated with the dust collection cavity is formed in the right end of the dust collection cavity, a filter screen and a second ventilation opening which is positioned on the right side of the filter screen and communicated with the dust collection cavity are arranged on the right side of the dust collection cavity; the sliding assembly comprises a seventh bevel gear which is positioned in the first transmission cavity and fixedly connected with the driving shaft, a sixth transmission cavity is arranged on the left side of the first transmission cavity, an eighth rotating shaft which extends leftwards to the sixth transmission cavity is rotatably arranged on the left end wall of the first transmission cavity, an eighth bevel gear which is fixedly connected with the eighth rotating shaft and is meshed with the seventh bevel gear is arranged in the first transmission cavity, an end face gear which is fixedly connected with the eighth rotating shaft is arranged in the sixth transmission cavity, a second sliding cavity is arranged on the rear side of the sixth transmission cavity, a screw rod which extends backwards to the second sliding cavity is arranged on the rear end wall of the sixth transmission cavity, a ninth rotating shaft is arranged in the sixth transmission cavity, the rear side of the ninth rotating shaft is connected with the screw rod through a second spline, and a first gear which can be meshed with the end face gear is fixedly arranged on the ninth rotating shaft, A first dovetail sliding groove is arranged on the left end wall of the sixth transmission cavity, a first sliding block connected with the ninth rotating shaft through a bearing is arranged in the first dovetail sliding groove in a sliding mode, a first electromagnet is arranged at the rear end of the first dovetail sliding groove, a first iron block matched with the first electromagnet is arranged at the rear end of the first sliding block, the front end of the first sliding block is connected with the front end wall of the first dovetail sliding groove through a second spring, a second sliding block matched with the screw rod through threads and extending upwards to the upper end of the base body is arranged in the second sliding cavity in a sliding mode, a second dovetail sliding groove is arranged at the right end of the second sliding block, clamping assemblies are symmetrically arranged in the second dovetail sliding groove from top to bottom, the clamping assemblies on the upper side comprise a third sliding block matched with the second dovetail sliding groove in a sliding mode, and a clamping block with a clamping opening is fixedly mounted at the right end of the third sliding block, and the upper end of the third sliding block is connected with the upper end wall of the second dovetail sliding groove through a third spring.
2. The household knife sharpening device as recited in claim 1, wherein: the left side the correct grinding subassembly is including being located the third forked tail sliding tray of base member upper end wall, it is equipped with the fourth sliding block to slide in the third forked tail sliding tray, fourth sliding block upper end fixedly connected with second sanding block, the fourth sliding block left end with third forked tail sliding tray left end wall passes through fourth spring coupling.
CN202010181434.1A 2020-03-16 2020-03-16 Household knife grinder Active CN111215972B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010181434.1A CN111215972B (en) 2020-03-16 2020-03-16 Household knife grinder

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010181434.1A CN111215972B (en) 2020-03-16 2020-03-16 Household knife grinder

Publications (2)

Publication Number Publication Date
CN111215972A CN111215972A (en) 2020-06-02
CN111215972B true CN111215972B (en) 2020-12-18

Family

ID=70831576

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202010181434.1A Active CN111215972B (en) 2020-03-16 2020-03-16 Household knife grinder

Country Status (1)

Country Link
CN (1) CN111215972B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112405228A (en) * 2020-11-11 2021-02-26 湖州龙洲制刷有限公司 Polishing device for paint brush handle

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201082548Y (en) * 2007-04-17 2008-07-09 徐清泉 Abrasive wheel reciprocating apparatus for hobbing cutter type filament cutter
CN102343531A (en) * 2010-08-02 2012-02-08 齐国静 Structure of novel kitchen knife sharpener
WO2012150743A1 (en) * 2011-05-03 2012-11-08 Hong Sun-Min Blade grinding system
KR20150070067A (en) * 2015-06-01 2015-06-24 이형주 Auto Curry House
CN105881111A (en) * 2014-10-17 2016-08-24 黄圭鹏 Household electric knife sharpener
CN105904293A (en) * 2016-06-06 2016-08-31 江浩 Tool sharpener
CN105965328A (en) * 2016-06-24 2016-09-28 黄小良 Automatic cutter sharpening device
CN205660493U (en) * 2016-05-13 2016-10-26 谢章春 Domestic knife sharpening device
CN209565895U (en) * 2019-01-02 2019-11-01 临安宇杰精密制品有限公司 A kind of full-automatic multi-functional knife sharpening device

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201082548Y (en) * 2007-04-17 2008-07-09 徐清泉 Abrasive wheel reciprocating apparatus for hobbing cutter type filament cutter
CN102343531A (en) * 2010-08-02 2012-02-08 齐国静 Structure of novel kitchen knife sharpener
WO2012150743A1 (en) * 2011-05-03 2012-11-08 Hong Sun-Min Blade grinding system
CN105881111A (en) * 2014-10-17 2016-08-24 黄圭鹏 Household electric knife sharpener
KR20150070067A (en) * 2015-06-01 2015-06-24 이형주 Auto Curry House
CN205660493U (en) * 2016-05-13 2016-10-26 谢章春 Domestic knife sharpening device
CN105904293A (en) * 2016-06-06 2016-08-31 江浩 Tool sharpener
CN105965328A (en) * 2016-06-24 2016-09-28 黄小良 Automatic cutter sharpening device
CN209565895U (en) * 2019-01-02 2019-11-01 临安宇杰精密制品有限公司 A kind of full-automatic multi-functional knife sharpening device

Also Published As

Publication number Publication date
CN111215972A (en) 2020-06-02

Similar Documents

Publication Publication Date Title
CN111215972B (en) Household knife grinder
CN109352442A (en) For optical axis processing and the centerless grinding machine of good cooling results
CN110052935B (en) Hand-held type polisher
CN111633557A (en) Automatic unloading grinding machine
CN105345607B (en) Automatic knife grinder
CN210499519U (en) Saw blade milling cutter sharpener
CN208342485U (en) Multi-functional belt sander
CN216179575U (en) Material taking device for numerically controlled grinder
CN201115916Y (en) Rapid electric knife-grinder
CN215659608U (en) Polishing device with dressing mechanism
CN217433640U (en) Multifunctional composite grinding machine
CN214979798U (en) Corner grinding device for processing automobile trim
CN214869273U (en) Centrifugal fan flabellum deburring mechanism
CN215748605U (en) Water mill with freely replaceable grinding wheel
CN214161629U (en) Edge grinding and edging device for diamond saw blade machining
CN113601296B (en) New energy automobile brake disc equipment of using of polishing
CN213970289U (en) Novel sharpener of meat grinder
CN216399292U (en) Edge grinding device with adjusting mechanism for machining cutting grinding wheel
CN217572294U (en) Polishing equipment
CN108608281A (en) Multi-functional belt sander
CN111118230A (en) Leather polishing device
CN214642247U (en) Automatic knife sharpening and feeding mechanism with cooling and dust removing functions
CN111745518A (en) Electric grinder capable of adjusting grinding head precision
CN212287188U (en) Automatic polishing machine for sizing sleeve
CN215616954U (en) Engineering decoration polishing machine for wallpaper clothes

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
TA01 Transfer of patent application right

Effective date of registration: 20201202

Address after: 314000, Zhejiang City, Jiaxing province Nanhu Town, Phoenix Village History Village

Applicant after: Zhejiang Zhongfa Investment Joing-stock Co.,Ltd.

Address before: 350000 523 Industrial Road, Hongshan Town, Gulou District, Fuzhou, Fujian, 5 floor, 13 building, machinery plant, Fuzhou University, 20

Applicant before: Fuzhou Gulou Xia Rong Trading Co.,Ltd.

TA01 Transfer of patent application right
GR01 Patent grant
GR01 Patent grant