CN112975599A - Magnetorheological rhombus cutter blade passivating device - Google Patents
Magnetorheological rhombus cutter blade passivating device Download PDFInfo
- Publication number
- CN112975599A CN112975599A CN202110218917.9A CN202110218917A CN112975599A CN 112975599 A CN112975599 A CN 112975599A CN 202110218917 A CN202110218917 A CN 202110218917A CN 112975599 A CN112975599 A CN 112975599A
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- China
- Prior art keywords
- plate
- cutter
- clamping block
- bolt
- magnetorheological
- 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.)
- Pending
Links
- 238000002161 passivation Methods 0.000 claims abstract description 39
- 239000012530 fluid Substances 0.000 claims abstract description 21
- QNRATNLHPGXHMA-XZHTYLCXSA-N (r)-(6-ethoxyquinolin-4-yl)-[(2s,4s,5r)-5-ethyl-1-azabicyclo[2.2.2]octan-2-yl]methanol;hydrochloride Chemical compound Cl.C([C@H]([C@H](C1)CC)C2)CN1[C@@H]2[C@H](O)C1=CC=NC2=CC=C(OCC)C=C21 QNRATNLHPGXHMA-XZHTYLCXSA-N 0.000 claims abstract description 10
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 6
- 239000000463 material Substances 0.000 description 9
- 238000000034 method Methods 0.000 description 8
- 230000007547 defect Effects 0.000 description 4
- 239000007788 liquid Substances 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 229910003460 diamond Inorganic materials 0.000 description 2
- 239000010432 diamond Substances 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 239000003082 abrasive agent Substances 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000010405 anode material Substances 0.000 description 1
- 238000001978 electrochemical passivation Methods 0.000 description 1
- 238000005868 electrolysis reaction Methods 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000005488 sandblasting Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000003466 welding 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
-
- 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
- B24B1/00—Processes of grinding or polishing; Use of auxiliary equipment in connection with such processes
- B24B1/005—Processes of grinding or polishing; Use of auxiliary equipment in connection with such processes using a magnetic polishing agent
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention belongs to the field of cutter passivation, and particularly relates to a magnetorheological rhombic cutter cutting edge passivation device which comprises a bottom plate, a supporting plate, a side plate and a rotating plate, wherein the side plate is perpendicular to the bottom plate, the rotating plate and the supporting plate are sequentially arranged on the side plate from top to bottom, the supporting plate is parallel to the bottom plate, a grinding fluid basin is arranged on the supporting plate, a centrifugal pump is arranged on the side part of the grinding fluid basin, an electromagnet is arranged on the bottom plate, and the electromagnet is positioned at the lower part of; the rotating plate is vertically arranged on the side plate and can be turned over, a clamping mechanism for fixing a cutter is arranged on the rotating plate, and the cutter is inserted in the grinding fluid basin. The invention can improve the passivation efficiency and effect, reduce the passivation cost and passivate the designated position of the cutting edge of the cutter.
Description
Technical Field
The invention belongs to the technical field of cutter passivation, and particularly relates to a magnetorheological rhombic cutter edge passivation device.
Background
After the cutting edge of the hard alloy cutter is sharpened by a grinding wheel, microscopic defects of different degrees, such as tiny sawtooth-shaped gaps, grinding marks, cracks and the like, can be found under a microscope. These defects can significantly degrade cutting performance over time. If the cutting edge of the cutter is passivated once after the grinding process is finished, the micro defects of the cutting edge of the cutter can be reduced, and the service life of the cutter is prolonged.
Most of the existing cutter edge passivation adopts a mechanical passivation method, such as vibration passivation, medium passivation, abrasive slurry passivation and the like, but if the processing parameters are not well controlled, excessive passivation is easy to happen. In addition, the electrochemical passivation is to place the material at the anode of the electrolysis device and place the anode in the electrolyte, and the purpose of material removal is achieved by dissolving the anode material. The material required for passivation is conductive and therefore the limitations of this approach are large.
The existing cutter passivation method mainly comprises the steps of passivating a cutter by a sand blasting method, for example, in patent document with publication number CN207206002U, the cutter is fixed in a grinding trough, grinding materials are sprayed into the grinding trough from a nozzle through a spraying port and a pipeline, so that the grinding materials in the grinding trough form circular flow, the grinding materials in the grinding trough are always kept consistent, the grinding materials at the bottom of the grinding trough continuously flow into a containing trough, and then the grinding materials are recycled back to the top of the grinding trough through a material sprayer, and the effect of passivating the cutter is achieved.
The existing tool passivation method has the defects that brush passivation and abrasive material passivation methods are mostly adopted, and the passivation methods are low in passivation efficiency, complex in processing, complex in operation, high in cost and general in passivation effect. Simultaneously because the restriction of structure, can not passivate the cutter blade assigned position.
Disclosure of Invention
The invention aims to solve the problems of low passivation efficiency, general effect, complex processing, higher cost and the like of the existing passivation of a cutter, and provides a device and a method for passivating a cutting edge of a magnetorheological cutter, which are used for improving the passivation efficiency and effect, reducing the passivation cost and passivating the designated position of the cutting edge of the cutter.
In order to achieve the purpose, the invention adopts the following technical scheme:
a magnetorheological rhombic cutter cutting edge passivation device comprises a bottom plate, a supporting plate, a side plate and a rotating plate, wherein the side plate is perpendicular to the bottom plate, the rotating plate and the supporting plate are sequentially arranged on the side plate from top to bottom, the supporting plate is parallel to the bottom plate, a grinding fluid basin is arranged on the supporting plate, a centrifugal pump is arranged on the side portion of the grinding fluid basin, an electromagnet is arranged on the bottom plate, and the electromagnet is located on the lower portion of the grinding fluid basin; the rotating plate is vertically arranged on the side plate and can be turned over, a clamping mechanism for fixing a cutter is arranged on the rotating plate, and the cutter is inserted into the grinding fluid basin.
As a further preferred scheme, a pair of arc-shaped through holes is formed in the upper portion of the side plate, the two arc-shaped through holes are located in the transverse position on the side plate, the two arc-shaped through holes are located on the same circle, two rotating plate bolts are respectively arranged at the end portions of the rotating plates, one rotating plate bolt corresponds to one arc-shaped through hole, the rotating plate bolt penetrates through the corresponding arc-shaped through hole, and a rotating plate nut for locking is mounted on the rotating plate bolt.
As a further preferred scheme, the lower part of the rotating plate is provided with an upper rotating rod and a lower rotating rod, the upper end of the upper rotating rod is connected with the rotating plate, the upper end of the lower rotating rod is connected with the lower end of the upper rotating rod, and the clamping mechanism is positioned at the lower end of the lower rotating rod.
As a further preferred scheme, the lower end of the upper rotating rod and the upper end of the lower rotating rod are both provided with through holes, bolts penetrate through the two through holes and are provided with nuts for locking.
As a further preferred scheme, a threaded hole is formed in the rotating plate, the upper end of the upper rotating rod is a threaded rod matched with the threaded hole, the threaded rod penetrates through the threaded hole, and a hand wheel used for manually rotating to adjust the height is arranged at the end of the threaded rod.
As a further preferable scheme, the clamping mechanism comprises a left clamping block, a left centering gear, a right clamping block and a right centering gear, the left clamping block and the right clamping block are respectively installed on two sides of the lower end of the lower rotating rod, the left centering gear is fixed on the left clamping block, the right centering gear is fixed on the right clamping block, and the left centering gear and the right centering gear are meshed with each other; a left sliding bolt penetrates through the left centering gear, the left clamping block and the lower end of the lower rotating rod, and a left sliding nut for locking is arranged on the left sliding bolt; a right sliding bolt penetrates through the right centering gear, the right clamping block and the lower end of the lower rotating rod, and a right sliding nut for locking is arranged on the right sliding bolt; the center position of the lower end of the lower rotating rod between the left clamping block and the right clamping block is provided with a cutter fixing hole, the cutter is arranged at the position, a cutter mounting bolt is arranged in a center hole penetrating through the cutter fixing hole and the cutter, and a cutter locking nut is mounted on the cutter mounting bolt.
As a further preferred scheme, a pair of strip-shaped through holes are formed in the lower end of the lower rotating rod, the strip-shaped through holes are arranged along the length direction of the lower rotating rod, the left sliding bolt and the right sliding bolt respectively correspond to one strip-shaped through hole, and the left sliding bolt and the right sliding bolt penetrate through the corresponding strip-shaped through holes.
The invention passivates the cutter by utilizing the rheological property of the magnetorheological fluid in a magnetic field, has the advantages of high passivation precision, no cutter abrasion and blockage, high removal rate, no subsurface damage, and the like, and can realize near-zero subsurface damage and nano-scale precision passivation.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a lower rotating stem configuration of the present invention;
FIG. 3 is a schematic view of the left clamp arm configuration of the present invention;
FIG. 4 is a schematic view of the positioning and clamping device of the present invention;
FIG. 5 is a schematic view of the construction of the rotating plate of the present invention;
FIG. 6 is a schematic view of the construction of the side panel of the present invention;
the names of the numerical labels in the drawings are as follows: the device comprises a rotating plate 1, a hand wheel 2, a side plate 3, an upper rotating rod 4, a bolt 5, a lower rotating rod 6, a clamping mechanism 7, a 701 left sliding bolt, a 702 left sliding nut, a 703 left centering gear, a 704 left clamping block, a 705 right sliding bolt, a 706 right sliding nut, a 707 right centering gear, a 708 right clamping block, a 8 centrifugal pump, a 9 grinding fluid basin, a 10 supporting plate, a 11 double-head screw rod, a 12 bottom plate, a 13 base, a 14 electromagnet and a 15 nut.
Detailed Description
The invention is further illustrated by the following figures and examples.
As shown in FIGS. 1-5, the invention is a cutting edge passivation device for a magnetorheological rhombic cutter, which comprises a positioning and clamping device, a magnetic field generating device, a magnetorheological fluid flowing device and a cutter position adjusting device; the cutter applied by the invention comprises the following components: standard tools of other shapes than circular, such as diamond, triangular, etc.
The clamping mechanism 7 is composed of a left clamping block 704, a right clamping block 708, a left centering gear 703, a right centering gear 707, a left sliding bolt 701, a left sliding nut 702, a right sliding bolt 705 and a right sliding nut 706; the left clamping block 704, the right clamping block 708, the left centering gear 703, the right centering gear and the right centering gear 707 are formed by welding, and threaded holes of the clamping blocks and a central hole of the centering gear are concentric, as shown in fig. 3.
The clamping mechanism 7 is divided into symmetrical structures with the same left and right, taking the left side structure as an example, the clamping mechanism 7 is connected with the straight notch of the lower rotating rod 6 through a left sliding bolt 701, a left sliding nut 702 and a straight notch of the lower rotating rod 6, a left clamping block 704 and a left centering gear 703 can be fixed, the left sliding nut 702, the left clamping block 704 and the left centering gear 703 can rotate around the left sliding bolt 701 relative to the lower rotating rod, the left sliding bolt 701 can move up and down along the strip-shaped through hole, and the clamping effect of the left clamping block 704 and the left centering gear 703 on the tool can be adjusted according to tools with different specifications.
The left centering gear 703 and the right centering gear 707 are meshed to ensure that the tool to be machined is centered relative to the lower rotating rod 6, and the left clamping block 704 and the left centering gear 703 can clamp two conical sides of the diamond-shaped tool together to realize positioning.
The tool to be machined is arranged on the tool fixing hole of the lower rotating rod 6 through an inner hole (central hole), is fixed through bolts and nuts, achieves position fixing of the tool, and can be completely fixed by combining the left clamping block 704 and the left centering gear 703 to position the tool.
The magnetic field generating device consists of an electromagnet 14, a lead, a bottom plate 12, a base 13 and a countersunk screw.
The electromagnet 14 is powered on, so that the electromagnet 14 generates a magnetic field; the four bases 13 are connected with the bottom plate 12 through countersunk screws.
The magnetorheological fluid flowing device is composed of magnetorheological passivation liquid, a grinding fluid basin 9, a centrifugal pump 8, a guide pipe, a support plate 10 and a double-end screw 11.
The centrifugal pump 8 is connected with a power supply and leads magnetorheological passivation liquid to flow in the grinding fluid basin 9 through a guide pipe; the supporting plate 10 is connected with the side plate 3 through screws; the lower end of the double-threaded screw 11 penetrates through a through hole of the bottom plate 12 and is connected with the bottom plate through a nut, and the upper end of the double-threaded screw 11 penetrates through a through hole of the support plate 10 and is connected with the support plate 10 through a nut;
the cutter position adjusting device is composed of a rotating plate 1, a side plate 3, a screw, a hand wheel 2, an upper rotating rod 4, a lower rotating rod 6, a bolt 5 and a nut.
The rotating plate 1 is connected with the side plate 3 through screws, and the rotating plate 1 can rotate around the circle centers of the two arc-shaped through holes when the screws are loosened; the hand wheel 2 is arranged on the upper rotating rod 4, and the hand wheel 2 is rotated to drive the upper rotating rod 4 to rotate so as to change the height of the cutter; go up the pivot pole 4 and be connected with lower pivot pole 6 through bolt 5 and nut 15, loosen nut 15, pivot pole 6 rotation on the pivot pole 4 relatively down, the regulation position realizes the all-round position control of cutter.
In operation, a tool is mounted on the clamping mechanism 7 of the lower rotating rod 6 through the inner hole, and the left clamping block 704 and the right clamping block 708 move up and down and rotate to position and clamp the tool. Mixing the magnetorheological fluid and the diamond powder according to a certain proportion to form magnetorheological passivation solution, and pouring the magnetorheological passivation solution into a grinding fluid basin 9. The rotating hand wheel 2 drives the upper rotating rod 4 and the lower rotating rod 6 to move up and down and move to the required positions. And loosening the connecting screws of the rotating plate 1 and the side plate 3, rotating the rotating plate 1 around the circle center of the U-shaped hole of the side plate 3 to a required position, and screwing the screws. The nut 15 is loosened and the lower rotor shaft 6 is rotated to the desired position relative to the upper rotor shaft 4 and the nut 15 is tightened. The electromagnet 14 is energized to generate a magnetic field. The centrifugal pump 8 is connected with a power supply, and the magnetorheological passivation liquid in the grinding fluid basin 9 flows to passivate the cutter.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (7)
1. The utility model provides a magnetic current becomes diamond-shaped cutter blade passivating device which characterized in that: the grinding fluid basin comprises a bottom plate (12), a supporting plate (10), side plates (3) and a rotating plate (1), wherein the side plates (3) are perpendicular to the bottom plate (12), the rotating plate (1) and the supporting plate (10) are sequentially arranged on the side plates (3) from top to bottom, the supporting plate (10) is parallel to the bottom plate (12), a grinding fluid basin (9) is arranged on the supporting plate (10), a centrifugal pump (8) is installed on the side portion of the grinding fluid basin (9), an electromagnet (14) is arranged on the bottom plate (12), and the electromagnet (14) is located on the lower portion of the grinding fluid basin (9; the rotary plate (1) is vertically arranged on the side plate (3), the rotary plate (1) can be turned over, a clamping mechanism (7) for fixing a cutter is arranged on the rotary plate (1), and the cutter is inserted into the grinding fluid basin (9).
2. The cutting edge passivation device for the magnetorheological rhombic cutter according to claim 1, characterized in that: a pair of arc through holes is formed in the upper portion of the side plate (3), the two arc through holes are located in the transverse position of the side plate (3), the two arc through holes are located on the same circle, two rotating plate bolts are respectively arranged at the end portion of the rotating plate (1), one rotating plate bolt corresponds to one arc through hole, the rotating plate bolt penetrates through the corresponding arc through hole, and a rotating plate nut used for locking is installed on the rotating plate bolt.
3. The cutting edge passivation device for the magnetorheological rhombic cutter according to claim 2 is characterized in that: the improved rotary table is characterized in that an upper rotary rod (4) and a lower rotary rod (6) are arranged on the lower portion of the rotary table (1), the upper end of the upper rotary rod (4) is connected with the rotary table (1), the upper end of the lower rotary rod (6) is connected with the lower end of the upper rotary rod (4), and the clamping mechanism (7) is located at the lower end of the lower rotary rod (6).
4. The cutting edge passivation device for the magnetorheological rhombic cutter according to claim 3, characterized in that: go up pivot pole (4) lower extreme and pivot pole (6) lower end down and all be equipped with the through-hole, run through two through-holes and install bolt (5), have nut (15) that are used for locking on bolt (5).
5. The cutting edge passivation device for the magnetorheological rhombic cutter according to claim 3, characterized in that: threaded holes are formed in the rotating plate (1), the upper end of the upper rotating rod (4) is matched with a threaded rod, the threaded rod penetrates through the threaded holes, and a hand wheel (2) used for holding to rotate and adjusting the height is arranged at the end of the threaded rod.
6. The cutting edge passivation device for the magnetorheological rhombic cutter according to claim 1, characterized in that: the clamping mechanism (7) comprises a left clamping block (704), a left centering gear (703), a right clamping block (708) and a right centering gear (707), the left clamping block (704) and the right clamping block (708) are respectively installed on two sides of the lower end of the lower rotating rod (6), the left centering gear (703) is fixed on the left clamping block (704), the right centering gear (707) is fixed on the right clamping block (708), and the left centering gear (703) and the right centering gear (707) are meshed with each other; a left sliding bolt (701) penetrates through the left centering gear (703), the left clamping block (704) and the lower end of the lower rotating rod (6), and a left sliding nut (702) for locking is mounted on the left sliding bolt (701); a right sliding bolt (705) penetrates through the lower ends of the right centering gear (707), the right clamping block (708) and the lower rotating rod (6), and a right sliding nut (706) for locking is mounted on the right sliding bolt (705); the center position of the lower end of the lower rotating rod (6) between the left clamping block (704) and the right clamping block (708) is provided with a cutter fixing hole, the cutter is arranged at the position, a cutter mounting bolt is arranged in a center hole penetrating through the cutter fixing hole and the cutter, and a cutter locking nut is mounted on the cutter mounting bolt.
7. The cutting edge passivation device for the magnetorheological rhombic cutter according to claim 6, characterized in that: the lower end of the lower rotating rod (6) is provided with a pair of strip-shaped through holes, the strip-shaped through holes are arranged along the length direction of the lower rotating rod (6), the left sliding bolt (701) and the right sliding bolt (705) respectively correspond to one strip-shaped through hole, and the left sliding bolt (701) and the right sliding bolt (705) penetrate through the corresponding strip-shaped through holes respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110218917.9A CN112975599A (en) | 2021-02-26 | 2021-02-26 | Magnetorheological rhombus cutter blade passivating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110218917.9A CN112975599A (en) | 2021-02-26 | 2021-02-26 | Magnetorheological rhombus cutter blade passivating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112975599A true CN112975599A (en) | 2021-06-18 |
Family
ID=76351130
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110218917.9A Pending CN112975599A (en) | 2021-02-26 | 2021-02-26 | Magnetorheological rhombus cutter blade passivating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112975599A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114505734A (en) * | 2022-02-12 | 2022-05-17 | 徐州标特福数控科技有限公司 | Machine tool manufacturing and forming processing equipment and processing method thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU831556A1 (en) * | 1978-08-11 | 1981-05-23 | Kulikov Nikolaj A | Method of sharp edge blunting |
| CN202240917U (en) * | 2011-09-30 | 2012-05-30 | 陈守强 | Device for passivating cutting edge of hard alloy blade |
| CN105563239A (en) * | 2015-12-15 | 2016-05-11 | 广东工业大学 | Sharpness removing and blunting treatment method and device for disc roller scissor blades |
| CN206123338U (en) * | 2016-08-30 | 2017-04-26 | 李剑波 | Drill bit passivation machine |
| CN207858460U (en) * | 2018-02-06 | 2018-09-14 | 大连吉瑞刀具技术股份有限公司 | A kind of new-type cutter cutting edge passivation equipment |
| CN210756774U (en) * | 2019-07-25 | 2020-06-16 | 芜湖市零一精密工具制造有限公司 | Clamp for tool passivation |
-
2021
- 2021-02-26 CN CN202110218917.9A patent/CN112975599A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU831556A1 (en) * | 1978-08-11 | 1981-05-23 | Kulikov Nikolaj A | Method of sharp edge blunting |
| CN202240917U (en) * | 2011-09-30 | 2012-05-30 | 陈守强 | Device for passivating cutting edge of hard alloy blade |
| CN105563239A (en) * | 2015-12-15 | 2016-05-11 | 广东工业大学 | Sharpness removing and blunting treatment method and device for disc roller scissor blades |
| CN206123338U (en) * | 2016-08-30 | 2017-04-26 | 李剑波 | Drill bit passivation machine |
| CN207858460U (en) * | 2018-02-06 | 2018-09-14 | 大连吉瑞刀具技术股份有限公司 | A kind of new-type cutter cutting edge passivation equipment |
| CN210756774U (en) * | 2019-07-25 | 2020-06-16 | 芜湖市零一精密工具制造有限公司 | Clamp for tool passivation |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114505734A (en) * | 2022-02-12 | 2022-05-17 | 徐州标特福数控科技有限公司 | Machine tool manufacturing and forming processing equipment and processing method thereof |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210618 |
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| RJ01 | Rejection of invention patent application after publication |