CN113547379A - Desktop type ultra-precise diamond machine tool protective cover - Google Patents
Desktop type ultra-precise diamond machine tool protective cover Download PDFInfo
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- CN113547379A CN113547379A CN202111013592.7A CN202111013592A CN113547379A CN 113547379 A CN113547379 A CN 113547379A CN 202111013592 A CN202111013592 A CN 202111013592A CN 113547379 A CN113547379 A CN 113547379A
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- machine tool
- door
- protective cover
- arc
- type ultra
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- 230000001681 protective effect Effects 0.000 title claims abstract description 63
- 229910003460 diamond Inorganic materials 0.000 title claims abstract description 20
- 239000010432 diamond Substances 0.000 title claims abstract description 20
- 230000005540 biological transmission Effects 0.000 claims abstract description 32
- 230000002093 peripheral effect Effects 0.000 claims abstract description 16
- 230000007246 mechanism Effects 0.000 claims abstract description 15
- 238000012423 maintenance Methods 0.000 claims description 13
- 239000007788 liquid Substances 0.000 claims description 9
- 239000002699 waste material Substances 0.000 claims description 9
- 239000000872 buffer Substances 0.000 claims description 6
- 238000011084 recovery Methods 0.000 claims description 5
- 238000013461 design Methods 0.000 abstract description 13
- 238000005520 cutting process Methods 0.000 description 7
- 238000003754 machining Methods 0.000 description 6
- 238000012545 processing Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 239000000110 cooling liquid Substances 0.000 description 4
- 230000017525 heat dissipation Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 2
- 239000002826 coolant Substances 0.000 description 2
- 230000002498 deadly effect Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 239000005341 toughened glass Substances 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 239000010960 cold rolled steel Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 230000006698 induction Effects 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
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
- B23Q11/08—Protective coverings for parts of machine tools; Splash guards
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q1/00—Members which are comprised in the general build-up of a form of machine, particularly relatively large fixed members
- B23Q1/0009—Energy-transferring means or control lines for movable machine parts; Control panels or boxes; Control parts
- B23Q1/0045—Control panels or boxes
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Auxiliary Devices For Machine Tools (AREA)
Abstract
The invention discloses a table top type ultra-precise diamond machine tool protective cover, which comprises an upper protective device and a lower protective device; the upper protection device comprises an upper protection shell, wherein at least one side of the upper protection shell is provided with an arc wall, an arc notch is formed in the arc wall, a rotating door is arranged at the arc notch in a matched mode, the rotating door is driven to rotate by a transmission mechanism, the transmission mechanism comprises a transmission wheel, a transmission belt and a rotating motor, the rotating door is connected with the transmission wheel, and two ends of the transmission belt are respectively matched with the transmission wheel and a power output shaft of the rotating motor; the lower protection device comprises a bottom bracket for placing a machine tool, a peripheral baffle is arranged on the outer side of the bottom bracket, and the peripheral baffle is detachably connected with the upper protection shell. The invention solves the problems that the manual linear push-pull protection door type design of the traditional protection cover has smaller operation space and is easy to generate gaps.
Description
Technical Field
The invention relates to the technical field of ultra-precision machining, in particular to a table top type ultra-precision diamond machine tool protective cover.
Background
In recent years, with the development of the machine tool industry in China, the machine tool is developed towards the trend of being more precise and smaller in overall size, and a desktop type ultra-precise diamond machine tool is designed according to the trend. In the machining process of a table top type ultra-precise diamond machine tool, generated high-temperature cutting scraps and cooling liquid can splash to the outside of a machining area, personal safety of operators and sanitation conditions of the peripheral area of the machine tool are threatened, and unsafe conditions such as damage and flying out of a cutter at a high speed can occur in the machining process of parts due to the fact that the rotating speed of a main shaft of the machine tool is high, and the personal safety of the operators is greatly threatened. Therefore, a protective housing is often adopted to separate a processing area from the external environment, so that the influence of splashed chips and cooling liquid on operators is eliminated, and the personal safety of the operators is protected; and secondly, the interference of influencing factors in the external environment on the processing process is prevented.
In the traditional protective housing design, a manual linear push-pull protective door type design is usually adopted, the design has small operation space, great inconvenience is brought to operators for loading and unloading workpieces and replacing cutters, and gaps are easy to occur in the manual push-pull design, so that a small amount of cuttings and cooling liquid are splashed out; and the design is independently separately divided with automatically controlled cabinet to the most traditional protective housing, and area is great, walks the line in a jumble, and is pleasing to the eye clean and tidy inadequately.
Disclosure of Invention
The invention aims to provide a table-top type ultra-precise diamond machine tool protective cover which solves the problems that the manual linear push-pull protective door design of the conventional protective cover is small in operation space and easy to generate gaps.
The invention is realized by the following technical scheme:
a table top type ultra-precise diamond machine tool protective cover comprises an upper protective device and a lower protective device;
the upper protection device comprises an upper protection shell, wherein at least one side of the upper protection shell is provided with an arc wall, an arc notch is formed in the arc wall, a rotating door is arranged at the arc notch in a matched mode, the rotating door is driven to rotate by a transmission mechanism, the transmission mechanism comprises a transmission wheel, a transmission belt and a rotating motor, the rotating door is connected with the transmission wheel, and two ends of the transmission belt are respectively matched with the transmission wheel and a power output shaft of the rotating motor;
the lower protection device comprises a bottom bracket for placing a machine tool, a peripheral baffle is arranged on the outer side of the bottom bracket, and the peripheral baffle is detachably connected with the upper protection shell.
In the design of traditional protective housing, often adopt manual straight line push-and-pull protection gate-type design, this kind of design operating space is less, gives operating personnel loading and unloading work piece, changes the cutter and brings very big inconvenience to manual formula push-and-pull design appears the space easily, leads to a small amount of cuttings and coolant liquid spill.
The transmission wheel, the transmission belt and the rotating motor form a transmission mechanism, the rotating door is of an arc-shaped structure, opening and closing can be realized under the driving of the transmission mechanism, namely opening and closing of an arc notch are realized, automatic control has the advantages of high accuracy and stability of a rotating angle, the problem of gaps existing in closing is avoided, and compared with a linear push-pull protective door type design, the rotating type closing structure has the advantages that the arc-shaped structure has a wider angle when the arc-shaped rotating door structure is opened, and a better operation space is provided.
The upper protection device has the functions of separating a processing area from the external environment, eliminating the influence of splashed cuttings and cooling liquid on operators, protecting the personal safety of the operators and preventing the interference of influencing factors in the external environment on the processing process; the lower protection device plays a supporting role.
Further, the drive wheel rotates and installs at the interior top of upper portion protective housing, the rotating electrical machines is installed at the inner wall of upper portion protective housing, the turnstile is including the arc apron that is used for sealing the circular arc breach, the inner wall of arc apron is provided with the connecting plate, the connecting plate is connected with the drive wheel.
Further, the rotating door is arranged on the inner side of the arc wall, and the upper protective shell is provided with a hydraulic buffer at the position where the opening degree and the closing degree of the rotating door are maximum.
The hydraulic buffer has the effects of avoiding the collision when the rotary protective door is closed or opened to the maximum angle, avoiding the vibration from influencing the ultra-precision machining, and leading the opening and closing processes to be stably finished.
Furthermore, an infrared sensing device is arranged at the closing position of the rotating door.
The rotation power of rotating the door comes from the belt drive of motor to installing infrared ray induction system in the closed department of rotating the door, if detecting abnormal object and existing when the closure, then can stopping the closure, protection operating personnel personal safety is deadly automatically after the closure, the space can not appear.
Furthermore, the top of the peripheral baffle is provided with a circular arc guide rail matched with the rotating door, and the circular arc guide rail plays a role in supporting and guiding.
Further, be provided with the side observation window on the circular arc wall, be provided with lighting device and CCD camera in the upper portion protective housing, still be provided with back observation window on the lateral wall of upper portion protective housing, back observation window adopts the hinge sliding door structure.
Further, a waste liquid recovery groove is arranged on the bottom bracket.
The waste liquid recycling groove can collect waste liquid after processing and use, so that the lower protection device has the functions of supporting and collecting the waste liquid at the same time.
Furthermore, the bottom of the bottom bracket is provided with a universal wheel and a universal wheel locking mechanism.
Furthermore, a side maintenance door is arranged on the peripheral baffle plate and adopts a hinge sliding door structure.
The electric control cabinet and the operation panel are combined with the upper protection device and the lower protection device into a whole and are arranged in close proximity.
The close arrangement specifically means that one side wall of the electric control cabinet is tightly attached to one side wall of the upper protection device, and the operation panel can be installed on the other side of the electric control cabinet.
Compared with the prior art, the invention has the following advantages and beneficial effects:
1. the invention adopts the design of the electric control rotating self-locking protective door, effectively solves the problem that the manual linear push-pull protective door is easy to have gaps, simultaneously increases the operation space of operators and reduces the whole size of the protective cover shell.
2. The machine tool protective housing and the electric control cabinet are combined and integrated, so that the occupied space of the desktop type ultra-precise diamond machine tool is reduced, and the machine tool protective housing is concise and attractive and elegant in overall shape.
3. The integral shape of the invention is mainly straight line, and the transition part adopts round angle or inclined plane, so the integral shape is beautiful and elegant, clean and quick.
Drawings
The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention. In the drawings:
FIG. 1 is a general schematic view of a protective enclosure for a machine tool;
FIG. 2 is a schematic view of the upper guard;
FIG. 3 is a schematic view of the structure of the lower protection device;
FIG. 4 is a schematic structural view of the bottom bracket;
fig. 5 is a schematic structural diagram of the electric control cabinet.
Reference numbers and corresponding part names in the drawings:
1-upper protection device, 2-lower protection device, 3-electric control cabinet, 4-operation panel, 5-revolving door, 6-side observation window, 7-lighting device, 8-rear observation window, 9-driving wheel, 10-driving belt, 11-CCD camera, 12-camera support, 13-rotating motor, 14-upper protection shell, 15-oil buffer, 16-arc guide rail, 17-peripheral baffle, 18-universal wheel, 19-universal wheel locking mechanism, 20-waste liquid recovery tank, 21-bottom support, 22-side maintenance door, 23-electric control cabinet upper side door, 24-electric control cabinet lower side door, 25-electric control cabinet maintenance door, 26-electric control cabinet heat dissipation fan and 27-electric control cabinet protection shell.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to examples and accompanying drawings, and the exemplary embodiments and descriptions thereof are only used for explaining the present invention and are not meant to limit the present invention.
Example 1:
as shown in fig. 1-5, a table top type ultra-precise diamond machine tool protective cover comprises an upper protective device 1 and a lower protective device 2;
the upper protection device 1 comprises an upper protection shell 14, wherein at least one side of the upper protection shell 14 is provided with an arc wall, an arc notch is formed in the arc wall, a rotating door 5 is arranged at the arc notch in a matched mode, the rotating door 5 is driven to rotate by a transmission mechanism, the transmission mechanism comprises a transmission wheel 9, a transmission belt 10 and a rotating motor 13, the rotating door 5 is connected with the transmission wheel 9, and two ends of the transmission belt 10 are respectively matched with power output shafts of the transmission wheel 9 and the rotating motor 13;
the lower protection device 2 comprises a bottom bracket 21 for placing a machine tool, a peripheral baffle 17 is arranged on the outer side of the bottom bracket 21, and the peripheral baffle 17 is in threaded connection with the upper protection shell 14.
In this embodiment, drive belt 10 is the belt, drive wheel 9 is the belt pulley, drive wheel 9 rotates and installs at the interior top of upper portion protective housing 14, rotating electrical machines 13 installs the inner wall at upper portion protective housing 14, revolving door 5 is including the arc apron that is used for sealing the circular arc breach, the inner wall of arc apron is provided with the connecting plate, pass through threaded connection between connecting plate and the drive wheel 9.
In this embodiment, in order to save space and operation, the rotating door 5 is disposed inside the arc wall, the top of the peripheral baffle 17 is provided with an arc-shaped guide rail 16 matched with the rotating door 5, and the arc-shaped guide rail 16 is uniformly coated with grease to provide a guiding effect for the rotation of the rotating door 5; the peripheral baffle 17 is also arc-shaped and is made of cold-rolled steel plates through a sheet metal process.
In this embodiment, the swing door 5 is rotatable around the center of the rotation shaft, and has a maximum rotation angle of 81 ° and an opening width of 750mm or more.
Example 2:
in the present embodiment, based on embodiment 1, the upper protective shell 14 is provided with a hydraulic buffer 15 at the maximum opening and closing positions of the swing door 5; an infrared sensing device is arranged at the closed position of the rotating door 5.
In this embodiment, there are two hydraulic buffers 15, which are installed on the top surface inside the upper protective shell 14, one is located at the closed position of the rotating door 5, and the other is located at the position where the rotating door 5 is opened to the maximum angle, so as to avoid the rotating door 5 from being collided when being closed or opened to the maximum angle, avoid generating vibration to affect ultra-precision machining, and enable the opening and closing processes to be finished smoothly; and install infrared sensing device at the closed department of revolving door 5, if detect abnormal object and exist when the closure, then can stop the closure, protection operating personnel personal safety is deadly automatically after the closure, the space can not appear.
Example 3:
this embodiment is based on embodiment 1, be provided with side observation window 6 on the arc wall, be provided with lighting device 7 and CCD camera 11 in the protective housing 14 of upper portion, still be provided with back observation window 8 on the lateral wall of protective housing 14 of upper portion, back observation window 8 adopts the hinge sliding door structure.
The side observation window 6 is made of transparent toughened glass, so that an operator can conveniently observe the processing condition while playing a protective role, the illuminating device 7 is an LED lamp strip, a light source is a white cold color system, the consistency of light intensity of a plurality of angles is realized, the side observation window is arranged at the top of the upper protective shell 14, the rear observation window 8 is positioned behind a machine tool and is made of transparent toughened glass, a hinged sliding door structure is adopted as the observation window and can also be used as a maintenance door, and the size of the rear observation window can smoothly pass through the head and hands of the operator; the CCD camera 11 is arranged in the upper protective shell 14 through the camera support 12, the camera support 12 comprises three hinge structure pairs, and the CCD camera 11 can be conveniently adjusted to a proper position and angle; the CCD camera 11 has a video monitoring function, monitors the cutting process, can be timely processed by operators when accidents occur, can adjust the amplification factor of the camera, can conveniently and quickly complete tool setting operation by one person according to video monitoring, saves the preparation time before cutting, and is favorable for improving the efficiency.
Example 4:
in this embodiment, based on embodiment 1, the bottom bracket 21 is provided with a waste liquid recovery tank 20; the bottom of the bottom bracket 21 is provided with a universal wheel 18 and a universal wheel locking mechanism 19; and a side maintenance door 22 is arranged on the peripheral baffle 17, and the side maintenance door 22 adopts a hinged sliding door structure.
4 universal wheels 18 are uniformly arranged at the bottom of the bottom bracket 21 and can rotate 360 degrees in the horizontal direction, so that the machine tool protective housing can move conveniently; the universal wheel locking mechanism 19 locks the movable universal wheel as a fixed caster by adopting the principle that the latch locks the steering bearing. A waste liquid recovery tank 20 for recovering waste coolant and chips after cutting; the bottom bracket 21 is formed by welding square steel pipes and plays a supporting role; the side maintenance door 22 is a steel plate door with hinges which is convenient to open and close, and facilitates maintenance of a machine tool.
Example 5:
the embodiment is based on embodiment 1, and further comprises an electric control cabinet 3 and an operation panel 4, wherein the electric control cabinet 3 and the operation panel 4 are combined with the upper protection device 1 and the lower protection device 2 into a whole and are arranged in close proximity.
The electric control cabinet 3 is used for installing various electric components controlled by the machine tool and comprises a servo control driver, a motion control card, a grating signal splitter, a transformer, a gas filtering triple piece, a gas control valve and the like, wherein the electric control cabinet 3 comprises an electric control cabinet upper side door 23, an electric control cabinet lower side door 24, an electric control cabinet maintenance door 25, an electric control cabinet heat dissipation fan 26 and an electric control cabinet protective housing 27.
The upper side door 23 of the electric control cabinet, the lower side door 24 of the electric control cabinet and the maintenance door 25 of the electric control cabinet are used for facilitating installation, replacement and maintenance of relevant electrical components; automatically controlled cabinet heat dissipation fan 26 is through blowing to automatically controlled cabinet inside, and the circulation of air makes automatically controlled cabinet temperature reduction with higher speed, and automatically controlled cabinet heat dissipation fan 26 is close to automatically controlled cabinet one side and is provided with the filter, prevents the entering of dust for the inside electrical components and parts safety and stability of automatically controlled cabinet moves, and automatically controlled cabinet protective housing 27 plays protective electrical components and parts and receives external influence and has the effect of supporting installation electrical components and parts.
The operator panel 4 is a tool for an operator to interact with the machine tool.
The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are merely exemplary embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (10)
1. A table top type ultra-precise diamond machine tool protective cover is characterized by comprising an upper protective device (1) and a lower protective device (2);
the upper protection device (1) comprises an upper protection shell (14), at least one side of the upper protection shell (14) is provided with an arc wall, an arc notch is formed in the arc wall, a rotating door (5) is arranged at the arc notch in a matched mode, the rotating door (5) is driven to rotate by a transmission mechanism, the transmission mechanism comprises a transmission wheel (9), a transmission belt (10) and a rotating motor (13), the rotating door (5) is connected with the transmission wheel (9), and two ends of the transmission belt (10) are respectively matched with power output shafts of the transmission wheel (9) and the rotating motor (13);
the lower protection device (2) comprises a bottom bracket (21) used for placing a machine tool, a peripheral baffle (17) is arranged on the outer side of the bottom bracket (21), and the peripheral baffle (17) is detachably connected with the upper protection shell (14).
2. The table top type ultra-precise diamond machine tool protective cover according to claim 1, wherein the driving wheel (9) is rotatably installed at the inner top of the upper protective shell (14), the rotating motor (13) is installed on the inner wall of the upper protective shell (14), the rotating door (5) comprises an arc-shaped cover plate for closing an arc gap, and a connecting plate is arranged on the inner wall of the arc-shaped cover plate and connected with the driving wheel (9).
3. The table top type ultra-precise diamond machine tool protective cover according to claim 1, characterized in that the rotating door (5) is arranged on the inner side of the arc wall, and an oil pressure buffer (15) is arranged on the upper protective shell (14) at the position where the opening degree and the closing degree of the rotating door (5) are maximum.
4. The protective cover for the table top type ultra-precise diamond machine tool according to claim 3, characterized in that an infrared sensing device is arranged at the closed position of the rotating door (5).
5. The table top type ultra-precise diamond machine tool protective cover according to claim 1, characterized in that the top of the peripheral baffle (17) is provided with a circular arc guide rail (16) matched with the rotating door (5).
6. The table top type ultra-precise diamond machine tool protective cover according to claim 1, wherein a side observation window (6) is arranged on the arc wall, an illuminating device (7) and a CCD camera (11) are arranged in an upper protective shell (14), a rear observation window (8) is further arranged on the side wall of the upper protective shell (14), and the rear observation window (8) adopts a hinged sliding door structure.
7. The table top type ultra-precise diamond machine tool protective cover according to claim 1, characterized in that a waste liquid recovery groove (20) is arranged on the bottom bracket (21).
8. The table top type ultra-precise diamond machine tool protective cover according to claim 1, characterized in that a universal wheel (18) and a universal wheel locking mechanism (19) are arranged at the bottom of the bottom support (21).
9. The table top type ultra-precise diamond machine tool protective cover according to claim 1, characterized in that a side maintenance door (22) is arranged on the peripheral baffle (17), and the side maintenance door (22) adopts a hinged sliding door structure.
10. The table top type ultra-precise diamond machine tool protective cover according to any one of claims 1 to 9, characterized by further comprising an electric control cabinet (3) and an operation panel (4), wherein the electric control cabinet (3) and the operation panel (4) are integrally and closely arranged with the upper protection device (1) and the lower protection device (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111013592.7A CN113547379A (en) | 2021-08-31 | 2021-08-31 | Desktop type ultra-precise diamond machine tool protective cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111013592.7A CN113547379A (en) | 2021-08-31 | 2021-08-31 | Desktop type ultra-precise diamond machine tool protective cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113547379A true CN113547379A (en) | 2021-10-26 |
Family
ID=78106294
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111013592.7A Withdrawn CN113547379A (en) | 2021-08-31 | 2021-08-31 | Desktop type ultra-precise diamond machine tool protective cover |
Country Status (1)
| Country | Link |
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| CN (1) | CN113547379A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114986349A (en) * | 2022-06-01 | 2022-09-02 | 成都迈锐捷激光技术有限公司 | Laser-assisted grinding device |
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Application publication date: 20211026 |