CN212946864U - Gun drill grinding machine - Google Patents
Gun drill grinding machine Download PDFInfo
- Publication number
- CN212946864U CN212946864U CN202021940525.0U CN202021940525U CN212946864U CN 212946864 U CN212946864 U CN 212946864U CN 202021940525 U CN202021940525 U CN 202021940525U CN 212946864 U CN212946864 U CN 212946864U
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- Prior art keywords
- grinding
- supporting plate
- clamping
- seat
- mounting
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- 230000002093 peripheral effect Effects 0.000 claims description 10
- 238000009434 installation Methods 0.000 abstract description 18
- 238000003754 machining Methods 0.000 abstract description 8
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 10
- 235000017491 Bambusa tulda Nutrition 0.000 description 10
- 241001330002 Bambuseae Species 0.000 description 10
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 10
- 239000011425 bamboo Substances 0.000 description 10
- 229910001651 emery Inorganic materials 0.000 description 5
- 230000004308 accommodation Effects 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
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- 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
- B24B3/02—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools of milling cutters
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- 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
- B24B3/24—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools of drills
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- 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
- B24B37/00—Lapping machines or devices; Accessories
-
- 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
- B24B37/00—Lapping machines or devices; Accessories
- B24B37/27—Work carriers
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- 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
- B24B37/00—Lapping machines or devices; Accessories
- B24B37/34—Accessories
-
- 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
- B24B41/02—Frames; Beds; Carriages
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The utility model provides a gun drill grinds machine belongs to and grinds machine technical field. It has solved the single problem that just machining precision is low of current gun drill grinding machine processing. The gun drill grinding machine comprises a machine base, a lifting box and a motor, wherein a grinding wheel is arranged at one end of an output shaft in the motor, a grinding seat which is used for installing a gun drill and is matched with the grinding wheel for grinding is arranged on one side of the machine base, a supporting plate component which is used for controlling the grinding seat to move is arranged on the machine base, a circumferential adjusting component which is used for controlling the grinding seat to rotate circumferentially is arranged between the lower end of the grinding seat and the supporting plate component, a clamping component which is used for clamping the gun drill is arranged on one side of the grinding seat, and an installation component which is used for installing the clamping component and is movably connected with the grinding seat is further arranged on. The utility model has the advantages of processing is various and the machining precision is high.
Description
Technical Field
The utility model belongs to the technical field of grind the machine, a grind the machine, in particular to gun drill grinds machine is related to.
Background
Cutting tools are important machining tools in machining, most of the cutting tools are made of excellent hard alloy, metal ceramic and other materials, the manufacturing cost is high, and in the cutting machining, the cutting edges of the cutting tools are inevitably abraded, and even have serious accidents of corner breakage, fracture and the like in serious cases, so that the cutting tools cannot be used continuously. The worn cutter can be reground for reuse, so that the processing cost is effectively reduced.
The existing gun drill grinding machine needs to adjust the angle through manpower before grinding, but the adjusting range is limited, so that different processing requirements cannot be met, the processing precision is influenced, the grinding diameter is relatively single, and the processing of different diameters cannot be met.
Disclosure of Invention
The utility model aims at providing a wide and machining precision is high, the manifold gun drill of processing diameter grinds machine of accommodation to the above-mentioned problem that exists among the prior art.
The purpose of the utility model can be realized by the following technical proposal: the utility model provides a gun drill grinds machine, includes frame, cage and motor, the motor in the one end of output shaft be provided with the emery wheel, the frame be located one side of emery wheel and be provided with the grinding seat that supplies gun drill installation and grind with emery wheel cooperation, its characterized in that, the frame on be provided with the layer board subassembly that the control ground the seat and remove, the lower tip of grinding seat and layer board subassembly between be provided with the circumference adjusting part that the control ground seat circumference is rotatory, one side that the grinding seat is located the emery wheel is provided with the centre gripping subassembly that is used for centre gripping gun drill, one side that the grinding seat is located the emery wheel still is provided with the installation component that supplies centre gripping subassembly installation and with grinding seat swing joint.
In the gun drill grinding machine, the supporting plate assembly consists of a mounting base plate arranged on the base, a lower supporting plate which is arranged on the mounting base plate and can move left and right, and an upper supporting plate which is arranged on the lower supporting plate and can move front and back, a protruding portion convenient for the mounting of the upper supporting plate is arranged on the lower supporting plate, a locking handle is arranged on the upper end surface of the lower supporting plate, a feeding hand wheel convenient for the front and back movement of the upper supporting plate is arranged on the upper supporting plate, and a locking handle is also arranged on the side wall, located at the protruding portion, of the lower supporting plate.
In foretell gun drill grinds machine, circumference adjusting part by set up on the layer board and rather than the mount pad that links firmly mutually and set up on the mount pad and with grind the mount pad and link firmly and can follow mount pad circumferencial direction pivoted horizontal dial and constitute, this horizontal dial with the mount pad passes through the rotary unit and cooperatees and connects, the periphery wall of mount pad on also set up the locking handle, the periphery wall of mount pad on still be provided with horizontal dial matched with correction mark.
In the gun drill grinding machine, the mounting assembly consists of the hollow mounting cylinder and the connecting part, two ends of the connecting part are respectively connected with the grinding seat and the mounting cylinder, and the side wall of the grinding seat at the connecting part is provided with the rotating handle which is in threaded connection with the grinding seat and extends into the connecting part.
In foretell gun drill grinds machine, the centre gripping subassembly constitute by a centre gripping section of thick bamboo and centre gripping unit, a centre gripping section of thick bamboo set up in an installation section of thick bamboo and rather than sliding fit mutually, an installation section of thick bamboo periphery wall department that is located a centre gripping section of thick bamboo also be provided with locking handle, the centre gripping unit constitute by last grip block and lower grip block, a centre gripping section of thick bamboo be located on the periphery wall of rear end set up rather than threaded connection and stretch into in the centre gripping section of thick bamboo and with the adjusting screw that is connected of last grip block, the periphery wall of centre gripping section of thick bamboo tip before be located and the cover is equipped with the correction unit that is used for adjusting the correction, this correction unit comprises the spacing ring that the scale ring that has the scale and is connected with a centre gripping section of thick bamboo, an installation section of thick bamboo before also be provided with on the periphery.
Compared with the prior art, the gun drill grinding machine has the following advantages:
1. the machine base is provided with a supporting plate assembly for controlling the grinding seat to move, a circumferential adjusting assembly for controlling the grinding seat to rotate circumferentially is arranged between the lower end of the grinding seat and the supporting plate assembly, a clamping assembly for clamping a gun drill is arranged on one side, located on the grinding wheel, of the grinding seat, and an installation assembly which is used for installing the clamping assembly and is movably connected with the grinding seat is further arranged on one side, located on the grinding wheel, of the grinding seat;
2. the clamping assembly is composed of a clamping barrel and a clamping unit, the clamping barrel is arranged in the installation barrel and is in sliding fit with the clamping barrel, a locking handle is also arranged at the position, located at the outer peripheral wall of the clamping barrel, of the installation barrel, the clamping unit is composed of an upper clamping block and a lower clamping block, the clamping barrel is located on the outer peripheral wall of the rear end portion, is arranged in the clamping barrel in a threaded connection mode, extends into the clamping barrel through the threaded connection mode, and is connected with the upper clamping block through the threaded connection mode, the gun drills with different diameters can be machined through the arrangement of the structure, and therefore machining efficiency is improved, and machining cost is reduced.
Drawings
Fig. 1 is a schematic perspective view of the gun drill grinder.
Fig. 2 is a schematic perspective view of the present gun drill grinder at the point of installation of the components.
In the figure, 1, a machine base; 2. a lifting box; 3. a motor; 4. a grinding wheel; 5. a grinding seat; 6. a pallet assembly; 7. a circumferential adjustment assembly; 8. a clamping assembly; 9. mounting the component; 10. mounting a bottom plate; 11. a lower supporting plate; 12. an upper supporting plate; 13. a boss portion; 14. a locking handle; 15. a feed hand wheel; 16. a mounting seat; 17. a horizontal dial; 18. mounting the cylinder; 19. a connecting portion; 20. rotating the handle; 21. a clamping cylinder; 22. a clamping unit; 23. an upper clamping block; 24. a lower clamping block; 25. adjusting the screw rod; 26. a correction unit; 27. a scale ring; 28. a limit ring.
Detailed Description
The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.
As shown in figure 1, the gun drill grinding machine comprises a machine base 1, a lifting box 2 and a motor 3 with an output shaft, wherein one end of the output shaft in the motor 3 is provided with a grinding wheel 4, one side of the machine base 1, which is positioned at the grinding wheel 4, is provided with a grinding seat 5 which is used for installing a gun drill and is matched with the grinding wheel 4 for grinding, the machine base 1 is provided with a supporting plate component 6 which is used for controlling the grinding seat 5 to move, a circumferential adjusting component 7 which is used for controlling the grinding seat 5 to rotate circumferentially is arranged between the lower end part of the grinding seat 5 and the supporting plate component 6, one side of the grinding seat 5, which is positioned at the grinding wheel 4, is provided with a clamping component 8 used for clamping the gun drill, one side of the grinding seat 5 is also provided with an installation component 9 which is used for installing the clamping component 8 and is movably connected with the grinding seat 5, the supporting plate component 6 consists of an installation bottom plate 10 arranged on the, a bulge 13 convenient for the installation of the upper supporting plate 12 is arranged on the lower supporting plate 11, a locking handle 14 is arranged on the upper end surface of the lower supporting plate 11, the locking handle 14 consists of a handle body and a screw rod, a slide rail unit for controlling the lower supporting plate 11 to move left and right is arranged between the lower supporting plate 11 and the installation bottom plate 10, a handle convenient for the movement of the lower supporting plate 11 is arranged on the outer side wall of the lower supporting plate 11, the slide rail unit consists of two fixed slide rails and two movable slide rails respectively matched with the corresponding fixed slide rails, the two fixed slide rails are both arranged on the installation bottom plate 10, the two movable slide rails are respectively arranged on the two inner side walls of the lower supporting plate 11 and are in sliding connection with the corresponding fixed slide rails, a boss which is axially upwards bulged and matched with the locking handle 14 is arranged between the two fixed slide rails on the upper end surface of, the locking handle 14 is rotated to enable the screw rod in the locking handle 14 to leave the boss, so that the lower supporting plate 11 is moved through the handle, when the lower supporting plate 11 does not need to be moved, the locking handle 14 is rotated reversely to enable the screw rod to be abutted against the boss, so that the lower supporting plate 11 is locked, a screw rod unit which is convenient for the upper supporting plate 12 to move is arranged between the upper supporting plate 12 and the lower supporting plate 11, a feeding hand wheel 15 which is matched with the screw rod unit and is convenient for the upper supporting plate 12 to move back and forth is arranged on the upper supporting plate 12, the locking handle 14 is also arranged on the side wall, located on the protruding portion 13, of the lower supporting plate 11, the circumferential direction adjusting assembly 7 consists of a mounting seat 16 which is arranged on the upper supporting plate 12 and is fixedly connected with the upper supporting plate and a horizontal dial 17 which is arranged on the mounting seat 16 and is fixedly connected with the grinding seat 5, a locking handle 14 is also arranged on the peripheral wall of the mounting seat 16, the locking handle 14 is composed of a screw and a rotary cover, a correction mark matched with the horizontal dial 17 is further arranged on the peripheral wall of the mounting seat 16, a connecting plate fixedly connected with the grinding seat 5 and connected with the horizontal dial 17 is arranged on one side, located on the grinding wheel 4, of the grinding seat 5, the connecting plate is fixedly connected with the rotary unit through a plurality of studs, the mounting assembly 9 is composed of a hollow mounting cylinder 18 and a connecting part 19, two ends of the connecting part 19 are respectively connected with the grinding seat 5 and the mounting cylinder 18, one end of the connecting part 19 is fixedly connected with the mounting cylinder 18 through a plurality of studs and can also be integrally arranged with the mounting cylinder 18, a convex block axially extending towards the grinding seat 5 and embedded into the grinding seat 5 is arranged on the end face of the joint of the other end of the connecting part 19 and the grinding seat 5, a side wall, located at the connecting part 19, of the grinding seat 5 is provided with A rotating handle 20 in the cylinder 19, the rotating handle 20 is composed of a rotating handle and a stud, the angle of the mounting assembly 9 can be adjusted by the rotating handle 20, a graduated scale arranged along the end face direction is arranged on the end face of the upper end part of the grinding seat 5, a correction mark matched with the graduated scale is also arranged on the circumferential wall of the connecting part 19, the clamping assembly 8 is composed of a clamping cylinder 21 and a clamping unit 22, the clamping cylinder 21 is arranged in the mounting cylinder 18 and is in sliding fit with the mounting cylinder, a locking handle 14 is also arranged on the circumferential wall of the mounting cylinder 18 and is positioned on the circumferential wall of the clamping cylinder 21, the locking handle 14 is also composed of a screw and a rotating cover, the length of the clamping cylinder 21 is greater than that of the mounting cylinder 18, both ends of the clamping cylinder 21 extend out of the mounting cylinder 18, the clamping unit 22 is composed of an upper clamping block 23 and a lower clamping block 24, an adjusting block which is arranged on the circumferential wall of the clamping cylinder 21 and is positioned on the rear end part and is in threaded connection with the adjusting block which the Screw rod 25, the V type groove that supplies the gun drill to place is seted up to the upper end of lower grip block 24, the lower tip of going up grip block 23 be provided with V type groove matched with V type piece, set up the spacing groove that supplies lower grip block 24 installation in the grip barrel 21, this grip barrel 21 with lower spacing piece links firmly mutually through a plurality of double-screw bolt, when the gun drill of different diameters size is put into to needs, it can be fixed by the centre gripping to adjust grip block 23 and lower grip block 24's interval through rotatory adjusting screw 25, the cover is equipped with the correction unit 26 that is used for adjusting the correction on the periphery wall of grip barrel 21 tip before being located, this correction unit 26 comprises scale ring 27 and the spacing ring 28 that is connected with grip barrel 21 that have the scale, also be provided with on the periphery wall of installation barrel 18 front end department and correct the sign with scale ring 27 matched with.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Claims (5)
1. A gun drill grinding machine, which comprises a machine base (1), a lifting box (2) and a motor (3), one end of an output shaft in the motor (3) is provided with a grinding wheel (4), one side of the machine base (1) positioned on the grinding wheel (4) is provided with a grinding seat (5) for installing a gun drill and grinding the gun drill in a way of being matched with the grinding wheel (4), it is characterized in that the machine base (1) is provided with a supporting plate component (6) for controlling the grinding base (5) to move, a circumferential adjusting component (7) for controlling the circumferential rotation of the grinding seat (5) is arranged between the lower end part of the grinding seat (5) and the supporting plate component (6), a clamping component (8) for clamping a gun drill is arranged on one side of the grinding seat (5) positioned on the grinding wheel (4), one side of the grinding seat (5) positioned on the grinding wheel (4) is also provided with a mounting component (9) for mounting the clamping component (8) and movably connecting with the grinding seat (5).
2. The gun drill grinding machine according to claim 1, characterized in that the supporting plate assembly (6) is composed of a mounting base plate (10) arranged on the machine base (1), a lower supporting plate (11) which is arranged on the mounting base plate (10) and can move left and right, and an upper supporting plate (12) which is arranged on the lower supporting plate (11) and can move front and back, a protruding portion (13) which is convenient for the upper supporting plate (12) to be mounted is arranged on the lower supporting plate (11), a locking handle (14) is arranged on the upper end surface of the lower supporting plate (11), a feeding hand wheel (15) which is convenient for the upper supporting plate (12) to move front and back is arranged on the upper supporting plate (12), and a locking handle (14) is also arranged on the side wall of the protruding portion (13) of the lower supporting plate (11).
3. The gun drill grinding machine according to claim 1, characterized in that the circumferential adjusting assembly (7) comprises a mounting seat (16) which is arranged on the upper supporting plate (12) and fixedly connected with the upper supporting plate, and a horizontal dial (17) which is arranged on the mounting seat (16), fixedly connected with the grinding seat (5) and capable of rotating along the circumferential direction of the mounting seat (16), wherein the horizontal dial (17) is matched and connected with the mounting seat (16) through a rotating unit, a locking handle (14) is also arranged on the peripheral wall of the mounting seat (16), and a correcting mark matched with the horizontal dial (17) is also arranged on the peripheral wall of the mounting seat (16).
4. The gun drill grinding machine according to claim 1, characterized in that the mounting assembly (9) is composed of a hollow mounting cylinder (18) and a connecting part (19), both ends of the connecting part (19) are respectively connected with the grinding seat (5) and the mounting cylinder (18), and a rotating handle (20) which is connected with the grinding seat (5) in a threaded manner and extends into the connecting part (19) is arranged on the side wall of the grinding seat (5) at the connecting part (19).
5. The gun drill grinder according to claim 1, characterized in that the clamping assembly (8) comprises a clamping cylinder (21) and a clamping unit (22), the clamping cylinder (21) is arranged in the mounting cylinder (18) and is in sliding fit with the mounting cylinder, the mounting cylinder (18) is also provided with a locking handle (14) at the peripheral wall of the clamping cylinder (21), the clamping unit (22) comprises an upper clamping block (23) and a lower clamping block (24), the clamping cylinder (21) is provided with an adjusting screw (25) at the peripheral wall at the rear end, the adjusting screw is in threaded connection with the clamping cylinder (21) and is connected with the upper clamping block (23), the peripheral wall at the front end of the clamping cylinder (21) is sleeved with a correcting unit (26) for adjusting and correcting, the correcting unit (26) comprises a graduated scale ring (27) and a limit ring (28) connected with the clamping cylinder (21), the outer peripheral wall at the front end part of the mounting cylinder (18) is also provided with a correction mark matched with the scale ring (27).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021940525.0U CN212946864U (en) | 2020-09-08 | 2020-09-08 | Gun drill grinding machine |
| PCT/CN2020/116814 WO2022052160A1 (en) | 2020-09-08 | 2020-09-22 | Milling cutter grinding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021940525.0U CN212946864U (en) | 2020-09-08 | 2020-09-08 | Gun drill grinding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212946864U true CN212946864U (en) | 2021-04-13 |
Family
ID=75365451
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021940525.0U Active CN212946864U (en) | 2020-09-08 | 2020-09-08 | Gun drill grinding machine |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN212946864U (en) |
| WO (1) | WO2022052160A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022256998A1 (en) * | 2021-06-08 | 2022-12-15 | 浙江美日智能装备有限公司 | Drill bit grinding machine |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116985029B (en) * | 2023-09-26 | 2023-12-01 | 南通恒华金属构件有限公司 | Multi-angle grinding device and method for machining rotary joint workpiece |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7473163B1 (en) * | 2007-10-04 | 2009-01-06 | Wang-Sheng Lee | Cutter grinding device |
| DE202007015258U1 (en) * | 2007-10-31 | 2008-01-10 | Lee, Wang-Sheng, Cingshuei | Grinding device for cutting tool |
| CN204868371U (en) * | 2015-07-28 | 2015-12-16 | 陈彬 | Comprehensive sharpedge grinding machine of milling cutter |
| CN108788947B (en) * | 2018-06-12 | 2024-03-22 | 泰州市利优精密机械有限公司 | Drill bit compound grinder |
| CN110802447B (en) * | 2018-08-06 | 2021-04-09 | 洪逸博 | Bit sharpening machine capable of arbitrarily adjusting dead point size of two-bevel or three-bevel bit |
| CN209754730U (en) * | 2019-04-22 | 2019-12-10 | 浙江美日智能装备有限公司 | Portable milling cutter grinds machine |
-
2020
- 2020-09-08 CN CN202021940525.0U patent/CN212946864U/en active Active
- 2020-09-22 WO PCT/CN2020/116814 patent/WO2022052160A1/en active Application Filing
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022256998A1 (en) * | 2021-06-08 | 2022-12-15 | 浙江美日智能装备有限公司 | Drill bit grinding machine |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2022052160A1 (en) | 2022-03-17 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A gun drill grinder Effective date of registration: 20220526 Granted publication date: 20210413 Pledgee: Zhejiang Wenling Rural Commercial Bank Co.,Ltd. Pledgor: ZHEJIANG MEIRI INTELLIGENT MACHINERY Co.,Ltd. Registration number: Y2022330000793 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20231108 Granted publication date: 20210413 Pledgee: Zhejiang Wenling Rural Commercial Bank Co.,Ltd. Pledgor: ZHEJIANG MEIRI INTELLIGENT MACHINERY Co.,Ltd. Registration number: Y2022330000793 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right |