CN110465838A - A kind of Full-automatic numerical control plane dise knife tool double open knife grinder - Google Patents
A kind of Full-automatic numerical control plane dise knife tool double open knife grinder Download PDFInfo
- Publication number
- CN110465838A CN110465838A CN201910682794.7A CN201910682794A CN110465838A CN 110465838 A CN110465838 A CN 110465838A CN 201910682794 A CN201910682794 A CN 201910682794A CN 110465838 A CN110465838 A CN 110465838A
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- Prior art keywords
- motor
- fixed
- grinding
- dise knife
- rack
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- 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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B3/00—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools
- B24B3/36—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools of cutting blades
- B24B3/46—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools of cutting blades of disc blades
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/10—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces
- B24B47/12—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces by mechanical gearing or electric power
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/20—Drives or gearings; Equipment therefor relating to feed movement
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention discloses a kind of Full-automatic numerical control plane dise knifes to have double open knife grinder, belongs to processing equipment technical field.It includes rack, carries the weight of entire grinding machine；Fixed cell, it is relatively-movable to be arranged in the rack, for fixing dise knife to be processed；Two groups of grinding units in the relatively-movable rack for being symmetricly set on fixed cell center line two sides, close to dise knife to be processed, carry out blade processing to dise knife to be processed；Control unit is electrically connected, for controlling the movement of said units with the fixed cell, grinding unit.Corresponding angle is set in control unit according to the angle of blade, two groups of abrasive grinding wheels can move at the same time and process the blade on two sides, automatic setting is to knife and the depth of cut and speed, stable product quality is high, concentricity can control within the scope of 0.01mm, and diameter dimension can control within the scope of ± 0.02mm.
Description
Technical field
The invention belongs to processing equipment technical fields, have more specifically to a kind of Full-automatic numerical control plane dise knife
Double open knife grinder.
Background technique
Present flat round cutter, which operates on edge grinding machine and is merely able to single side, to edge a knife, and causes working efficiency low, unstable product quality,
One employee is merely able to one machine of operation, and process medium plain emery wheel ash is serious, operation very high to the skill requirement of operator
It is merely able to the manual feed of technical capability according to operator in the process.
To solve the above-mentioned problems, through retrieving, Chinese Patent Application No.: CN201120408010.0, publication date 2012-
07-04 discloses a kind of circular cutter edge grinding machine with double grinding wheel head structures, including head frame and workbench, the head frame
Both ends are respectively equipped with the sharpening grinding wheel an of Driven by Coaxial, and workbench is equipped with opposite with the sharpening grinding wheel dise knife that is equipped with
Grinding head device.For another example, Chinese Patent Application No.: CN201310540703.9, publication date 2014-02-05 are disclosed a kind of two-sided
The digital-control two-head special purpose grinder that grinding cutter is cut, the grinding wheel in two wheel grinding devices, which is oppositely arranged, to cut two by grinding cutter simultaneously
Face, every wheel grinding device, which is separately mounted to one, can make on the mobile bistrique upper saddle of X-axis, in two chaptrel grinding attachments
The worktable part that knife to be ground is cut can be fixed by being provided between grinding wheel；Worktable part, which is mounted on, can make the mobile work of Z axis
On platform upper saddle, when workbench upper saddle makees Z axis movement, the circular arc camber that worktable part is processed needed for can cutting by knife is made corresponding
Swing.Chinese Patent Application No.: CN201610732207.7, publication date 2016-11-16 are disclosed outside a kind of double abrasive wheel head
Circle grinding machine, the double abrasive wheel head cylindrical grinder include base, include being used for clamping and driving workpiece rotation for fixed setting on base
Top clip device and the left grinding wheel head, the right grinding wheel head that are slidably arranged on lathe.For another example, Chinese Patent Application No.:
CN201811340684.4, publication date 2019-02-15 disclose a kind of symmetrical configurations precision dise knife numerically control grinder, comprising: head
Frame, tailstock, grinding carriage, lathe bed base；Head frame, tailstock, grinding carriage are arranged on lathe bed base；Cutting-in direction definition is Z axis, is put down
Row is X-axis in lathe bed base and perpendicular to the direction definition of Z axis, and the direction perpendicular to lathe bed base is Y-axis, fixed along Y-axis rotation
Justice is B axle；Head frame, tailstock drive the tool work piece of respective clamping to move back and forth respectively along Z axis；Grinding carriage drives flaring cup wheel edge
X-axis moves back and forth；Head frame, tailstock swing mechanism make corner positioning along B axle.
By analyzing above-mentioned several patents, due to the limitation of structure, to edging a knife there are certain difficulty for dise knife, because
This, urgent need is a can be to the grinding machine that dise knife edges a knife.
Summary of the invention
1. to solve the problems, such as
It is merely able to single side and edges a knife cause working efficiency low for existing edge grinding machine of operating on, unstable product quality is asked
Topic, the present invention provide a kind of Full-automatic numerical control plane dise knife tool double open knife grinder, improve working efficiency, ensure product quality.
2. technical solution
To solve the above-mentioned problems, the technical solution adopted in the present invention is as follows:
Full-automatic numerical control plane dise knife of the invention has double open knife grinder, comprising:
Rack carries the weight of entire grinding machine；
Fixed cell, it is relatively-movable to be arranged in the rack, for fixing dise knife to be processed；
Two groups of grinding units, the relatively-movable rack for being symmetricly set on fixed cell center line two sides
On, close to dise knife to be processed, blade processing is carried out to dise knife to be processed；
Control unit is electrically connected, for controlling the movement of said units with the fixed cell, grinding unit.
In a kind of possible embodiment of the present invention, the fixed cell includes first motor, the second motor, the first electricity
Machine fixed plate, deck, transmission main shaft and scroll chuck, the first motor fixed plate are connected and fixed with the rack, the first electricity
Machine is fixed in first motor fixed plate, and the deck is fixed on the output end of first motor, and transmission main shaft is articulated in deck, the
Two motors are fixed on deck and are connected with transmission main shaft driving, and scroll chuck is fixed on one end of transmission main shaft and close to grinding
Unit.
In a kind of possible embodiment of the present invention, the grinding unit includes grinding tool fixed plate, the first pedestal, grinding
Grinding wheel and the 4th motor, the grinding tool fixed plate are connected and fixed with the rack, and first pedestal is fixed on grinding tool fixed plate
On, abrasive grinding wheel is articulated in the first pedestal, and the 4th motor is fixed on the first pedestal and is connected with abrasive grinding wheel driving, is ground sand
Wheel is 50-80mm with the scroll chuck spacing distance.
In a kind of possible embodiment of the present invention, the fixed cell further includes the first screw rod, the first guide rail and the
Three motors, the first guide rail are fixed in rack, and first motor fixed plate is slidably matched with the first guide rail, and third motor is fixed on machine
On frame, and the output shaft of third motor is docked with the first screw rod, and the first screw rod is threadedly engaged with first motor fixed plate.
In a kind of possible embodiment of the present invention, the grinding unit further includes the second guide rail, the second screw rod and the
Five motors, the second guide rail are fixed in rack, and grinding tool fixed plate is slidably matched with the second guide rail, and the 5th motor is fixed in rack
And docked with the second screw rod, the second screw rod is threadedly engaged with grinding tool fixed plate, and the 5th the second screw rod of motor driven drives grinding tool solid
Fixed board is mobile.
It further include scanning element in a kind of possible embodiment of the present invention, the scanning element and the control are single
Member electrical connection, scanning element are arranged on the deck, and one in two groups of grinding units of direction.
In a kind of possible embodiment of the present invention, the scanning element is barcode scanner or RFID card reader.
In a kind of possible embodiment of the present invention, described control unit is PLC controller.
3. beneficial effect
Compared with the prior art, the invention has the benefit that
(1) Full-automatic numerical control plane dise knife of the invention has double open knife grinder, according to the angle of blade in control unit
Corresponding angle is set, two groups of abrasive grinding wheels can move at the same time and process the blade on two sides, and automatic setting is to knife and the depth of cut
And speed, such grinding machine do not require the skill requirement of operator, cutter is only mounted and dismounted on tooling is
Can, an operator can operate 3 machines simultaneously, and grinding machine is automatically stopped and the light of red color product after processing is completed
Flashing is reminded, and pervious equipment capacity improves about 3-5 times to working efficiency on year-on-year basis, and stable product quality is high, and concentricity can be controlled
Within the scope of 0.01mm, diameter dimension can control within the scope of ± 0.02mm system；
(2) Full-automatic numerical control plane dise knife of the invention has double open knife grinder, is provided with scanning element, the scanning
Unit and described control unit are electrically connected, and scanning element is arranged on the deck, and one in two groups of grinding units of direction
A, the surface mount of corresponding every piece of dise knife has bar code perhaps to record in RFID chip card bar code or RFID chip card
There is the related processing parameters information of dise knife, barcode scanner or RFID card reader can read relevant parameter information, and reach
PLC controller, in the display screen display of PLC controller, it is contemplated that the specification and machined parameters of dise knife are excessively complicated, in this way
Design be convenient for operator operation, effectively raise working efficiency；
(3) Full-automatic numerical control plane dise knife of the invention has double open knife grinder, and structure is simple, easy to use.
Detailed description of the invention
Fig. 1 is that the Full-automatic numerical control plane dise knife of the embodiment of the present invention 1 has the structural schematic diagram of double open knife grinder；
Fig. 2 is the end face that the Full-automatic numerical control plane dise knife of the embodiment of the present invention 1 has the scroll chuck of double open knife grinder
Figure.
Description of symbols in figure:
100, rack；
200, fixed cell；210, first motor；220, the second motor；230, first motor fixed plate；240, deck；
250, transmission main shaft；260, scroll chuck；270, the first screw rod；280, the first guide rail；290, third motor；
300, grinding unit；310, grinding tool fixed plate；320, the first pedestal；330, abrasive grinding wheel；340, the 4th motor；
350, the second guide rail；360, the second screw rod；370, the 5th motor；
400, control unit；
500, scanning element.
Specific embodiment
Hereafter to the detailed description of exemplary embodiment of the present invention with reference to attached drawing, which forms one of description
Point, it has been shown as example enforceable exemplary embodiment of the invention in the figure.Although these exemplary embodiment quilts
Sufficiently describe in detail so that those skilled in the art can implement the present invention, it is to be understood that can realize other embodiments and
Can without departing from the spirit and scope of the present invention to the present invention various changes can be made.Hereafter to the embodiment of the present invention
More detailed description is not limited to required the scope of the present invention, and just to be illustrated and do not limit pair
The description of the features of the present invention and feature to propose to execute best mode of the invention, and is sufficient to make those skilled in the art
It can implement the present invention.Therefore, the scope of the invention is only defined by the appended claims.
Hereafter detailed description of the present invention and example embodiment are more fully understood in combination with attached drawing, wherein of the invention
Element and feature are identified by appended drawing reference.
Embodiment 1
As shown in Figure 1 and Figure 2, the Full-automatic numerical control plane dise knife of the present embodiment has double open knife grinder, comprising: rack
100, carry the weight of entire grinding machine；Fixed cell 200, it is relatively-movable to be arranged in the rack 100, for solid
Fixed dise knife to be processed；Two groups of grinding units 300, it is relatively-movable to be symmetricly set on the 200 center line two sides of fixed cell
The rack 100 on, close to dise knife to be processed, blade processing is carried out to dise knife to be processed；Control unit 400 is controlled for PLC
Device processed is electrically connected, for controlling the movement of said units with the fixed cell 200, grinding unit 300.
In the present embodiment, the fixed cell 200 is fixed including first motor 210, the second motor 220, first motor
Plate 230, deck 240, transmission main shaft 250 and scroll chuck 260, the first motor fixed plate 230 are connect with the rack 100
Fixed, first motor 210 is fixed in first motor fixed plate 230, and the deck 240 is fixed on the output of first motor 210
End, transmission main shaft 250 are articulated in deck 240, and the second motor 220 is fixed on deck 240 and drives phase with transmission main shaft 250
Even, scroll chuck 260 is fixed on one end of transmission main shaft 250 and close to grinding unit 300.
Further, the grinding unit 300 includes grinding tool fixed plate 310, the first pedestal 320, abrasive grinding wheel 330 and the
Four motors 340, the grinding tool fixed plate 310 are connected and fixed with the rack 100, and it is solid that first pedestal 320 is fixed on grinding tool
On fixed board 310, abrasive grinding wheel 330 is articulated in the first pedestal 320, the 4th motor 340 be fixed on the first pedestal 320 and with grinding
The driving of grinding wheel 330 is connected, and abrasive grinding wheel 330 and 260 spacing distance of scroll chuck are 50-80mm.
, can only be around the periphery rotation where scroll chuck 260 after dise knife is fixed, which limits opening for dise knife
The width of blade, dise knife wider for some blades then need to be controlled or adjusted manually.
In the present embodiment, the fixed cell 200 further includes the first screw rod 270, the first guide rail 280 and third motor
290, the first guide rail 280 is fixed in rack 100, and first motor fixed plate 230 is slidably matched with the first guide rail 280, third electricity
Machine 290 is fixed in rack 100, and the output shaft of third motor 290 is docked with the first screw rod 270, the first screw rod 270 and first
Motor fixing plate 230 is threadedly engaged.In the longitudinal direction of attached drawing, with the driving of third motor 290 and the first screw rod 270, three-jaw
Chuck 260 can be moved along the first guide rail 280, to realize the processing to wide blade.
Similarly, in the transverse direction of attached drawing, the distance between dise knife and abrasive grinding wheel 330 can satisfy different size dise knifes
Use, therefore, the grinding unit 300 further includes the second guide rail 350, the second screw rod 360 and the 5th motor 370, and second leads
Rail 350 is fixed in rack 100, and grinding tool fixed plate 310 is slidably matched with the second guide rail 350, and the 5th motor 370 is fixed on rack
It is docked on 100 and with the second screw rod 360, the second screw rod 360 is threadedly engaged with grinding tool fixed plate 310, the 5th motor 370 driving the
Two screw rods 360 drive grinding tool fixed plate 310 mobile.
Movement can be achieved in two groups of grinding units 300, and when needing to adjust grinding included angle, first motor 210 drives deck
240 rotation set angles, so that the two-sided blade to dise knife is ground.
Further, which is additionally provided with a scanning element 500, the scanning element 500 and described control unit
400 electrical connections, scanning element 500 are arranged on the deck 240, and one in two groups of grinding units 300 of direction.
The surface mount of corresponding every piece of dise knife has bar code perhaps in RFID chip card bar code or RFID chip card
Record has the related processing parameters information of dise knife, and the scanning element 500 is barcode scanner or RFID card reader, works as dise knife
When being fixed on scroll chuck 260, barcode scanner or RFID card reader can read relevant parameter information, and reach PLC
Controller, in the display screen display of PLC controller, it is contemplated that the specification and machined parameters of dise knife are excessively complicated, such
The operation of operator is convenient in design, effectively raises working efficiency.
In addition, first motor 210, the second motor 220, third motor 290, the 4th motor 340 and the 5th motor 370 are
Servo motor.
Such as the knife edge angular of processing dise knife is 15 °, adjusts the position of scroll chuck, and adjust the phase of two groups of grinding units
To position, concentricity 0.005mm, diameter dimension 0.01mm comply fully with the requirement of processing.
Schematically the present invention and embodiments thereof are described above, description is not limiting, institute in attached drawing
What is shown is also one of embodiments of the present invention, and actual structure is not limited to this.So if the common skill of this field
Art personnel are enlightened by it, without departing from the spirit of the invention, are not inventively designed and the technical solution
Similar frame mode and embodiment, are within the scope of protection of the invention.
Claims (8)
1. a kind of Full-automatic numerical control plane dise knife has double open knife grinder characterized by comprising
Rack (100), carries the weight of entire grinding machine；
Fixed cell (200), it is relatively-movable to be arranged on the rack (100), for fixing dise knife to be processed；
Two groups of grinding units (300) are relatively-movable to be symmetricly set on the described of the fixed cell (200) center line two sides
In rack (100), close to dise knife to be processed, blade processing is carried out to dise knife to be processed；
Control unit (400) is electrically connected, for controlling above-mentioned list with the fixed cell (200), grinding unit (300)
The movement of member.
2. Full-automatic numerical control plane dise knife according to claim 1 has double open knife grinder, which is characterized in that the fixation
Unit (200) includes first motor (210), the second motor (220), first motor fixed plate (230), deck (240), transmission master
Axis (250) and scroll chuck (260), the first motor fixed plate (230) are connected and fixed with the rack (100), the first electricity
Machine (210) is fixed on first motor fixed plate (230), and the deck (240) is fixed on the output end of first motor (210),
Transmission main shaft (250) is articulated in deck (240), the second motor (220) be fixed on deck (240) and with transmission main shaft (250)
Driving is connected, and scroll chuck (260) is fixed on one end of transmission main shaft (250) and close to grinding unit (300).
3. Full-automatic numerical control plane dise knife according to claim 1 has double open knife grinder, which is characterized in that the grinding
Unit (300) includes grinding tool fixed plate (310), the first pedestal (320), abrasive grinding wheel (330) and the 4th motor (340), described
Grinding tool fixed plate (310) is connected and fixed with the rack (100), and first pedestal (320) is fixed on grinding tool fixed plate (310)
On, abrasive grinding wheel (330) is articulated in the first pedestal (320), the 4th motor (340) be fixed on the first pedestal (320) and with mill
It cuts grinding wheel (330) driving to be connected, abrasive grinding wheel (330) and the scroll chuck (260) spacing distance are 50-80mm.
4. Full-automatic numerical control plane dise knife according to claim 2 has double open knife grinder, which is characterized in that the fixation
Unit (200) further includes the first screw rod (270), the first guide rail (280) and third motor (290), and the first guide rail (280) is fixed on
In rack (100), first motor fixed plate (230) is slidably matched with the first guide rail (280), and third motor (290) is fixed on machine
On frame (100), and the output shaft of third motor (290) is docked with the first screw rod (270), the first screw rod (270) and first motor
Fixed plate (230) is threadedly engaged.
5. Full-automatic numerical control plane dise knife according to claim 3 has double open knife grinder, which is characterized in that the grinding
Unit (300) further includes the second guide rail (350), the second screw rod (360) and the 5th motor (370), and the second guide rail (350) is fixed on
In rack (100), grinding tool fixed plate (310) is slidably matched with the second guide rail (350), and the 5th motor (370) is fixed on rack
(100) it is docked on and with the second screw rod (360), the second screw rod (360) is threadedly engaged with grinding tool fixed plate (310), the 5th motor
(370) driving the second screw rod (360) drives grinding tool fixed plate (310) mobile.
6. Full-automatic numerical control plane dise knife according to any one of claims 1 to 5 has double open knife grinder, feature exists
In, it further include scanning element (500), the scanning element (500) and described control unit (400) electrical connection, scanning element
(500) it is arranged on the deck (240), and one in two groups of grinding units (300) of direction.
7. Full-automatic numerical control plane dise knife according to claim 6 has double open knife grinder, which is characterized in that the scanning
Unit (500) is barcode scanner or RFID card reader.
8. Full-automatic numerical control plane dise knife according to any one of claims 1 to 5 has double open knife grinder, feature exists
In described control unit (400) is PLC controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910682794.7A CN110465838A (en) | 2019-07-26 | 2019-07-26 | A kind of Full-automatic numerical control plane dise knife tool double open knife grinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910682794.7A CN110465838A (en) | 2019-07-26 | 2019-07-26 | A kind of Full-automatic numerical control plane dise knife tool double open knife grinder |
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| Publication Number | Publication Date |
|---|---|
| CN110465838A true CN110465838A (en) | 2019-11-19 |
Family
ID=68508356
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910682794.7A Pending CN110465838A (en) | 2019-07-26 | 2019-07-26 | A kind of Full-automatic numerical control plane dise knife tool double open knife grinder |
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Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5390294U (en) * | 1976-12-24 | 1978-07-24 | ||
| CN2409009Y (en) * | 2000-03-17 | 2000-12-06 | 黄计高 | Double-face edge sharpener |
| CN202726192U (en) * | 2012-07-26 | 2013-02-13 | 杭州百博科技有限公司 | Rotary side grinding machine for alloy circular saw blades |
| KR20130053687A (en) * | 2011-11-16 | 2013-05-24 | 디에스티 주식회사 | Slate fin cutter grinder |
| CN204843722U (en) * | 2015-05-20 | 2015-12-09 | 黄正华 | Two -sided flat sharpening sword machine |
| CN105171572A (en) * | 2015-10-20 | 2015-12-23 | 广东豪特曼智能机器有限公司 | Compound grinding machine |
| CN205043612U (en) * | 2015-10-20 | 2016-02-24 | 广东豪特曼智能机器有限公司 | Compound grinding machine working head |
| CN107199357A (en) * | 2017-07-07 | 2017-09-26 | 重庆都英科技有限公司 | It is a kind of quickly to position the drilling machine of drilling |
| CN207386712U (en) * | 2017-09-27 | 2018-05-22 | 景玉武 | A kind of automatic double-sided blade grinding machine of saw blade |
-
2019
- 2019-07-26 CN CN201910682794.7A patent/CN110465838A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5390294U (en) * | 1976-12-24 | 1978-07-24 | ||
| CN2409009Y (en) * | 2000-03-17 | 2000-12-06 | 黄计高 | Double-face edge sharpener |
| KR20130053687A (en) * | 2011-11-16 | 2013-05-24 | 디에스티 주식회사 | Slate fin cutter grinder |
| CN202726192U (en) * | 2012-07-26 | 2013-02-13 | 杭州百博科技有限公司 | Rotary side grinding machine for alloy circular saw blades |
| CN204843722U (en) * | 2015-05-20 | 2015-12-09 | 黄正华 | Two -sided flat sharpening sword machine |
| CN105171572A (en) * | 2015-10-20 | 2015-12-23 | 广东豪特曼智能机器有限公司 | Compound grinding machine |
| CN205043612U (en) * | 2015-10-20 | 2016-02-24 | 广东豪特曼智能机器有限公司 | Compound grinding machine working head |
| CN107199357A (en) * | 2017-07-07 | 2017-09-26 | 重庆都英科技有限公司 | It is a kind of quickly to position the drilling machine of drilling |
| CN207386712U (en) * | 2017-09-27 | 2018-05-22 | 景玉武 | A kind of automatic double-sided blade grinding machine of saw blade |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20191119 |
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