CN114653994A - Correcting device and correcting method for high-strength wear-resistant diamond drill by using laser - Google Patents
Correcting device and correcting method for high-strength wear-resistant diamond drill by using laser Download PDFInfo
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- CN114653994A CN114653994A CN202011554183.3A CN202011554183A CN114653994A CN 114653994 A CN114653994 A CN 114653994A CN 202011554183 A CN202011554183 A CN 202011554183A CN 114653994 A CN114653994 A CN 114653994A
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- laser
- laser emitting
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- drilling
- emitting device
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- 229910003460 diamond Inorganic materials 0.000 title claims abstract description 33
- 239000010432 diamond Substances 0.000 title claims abstract description 33
- 238000000034 method Methods 0.000 title claims abstract description 26
- 238000005553 drilling Methods 0.000 claims abstract description 46
- 239000000463 material Substances 0.000 claims abstract description 30
- 238000003780 insertion Methods 0.000 claims description 22
- 230000037431 insertion Effects 0.000 claims description 22
- 238000009434 installation Methods 0.000 claims description 11
- 230000000694 effects Effects 0.000 claims description 9
- 239000002699 waste material Substances 0.000 claims description 9
- 239000000956 alloy Substances 0.000 abstract description 8
- 229910045601 alloy Inorganic materials 0.000 abstract description 8
- 238000010586 diagram Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B49/00—Measuring or gauging equipment on boring machines for positioning or guiding the drill; Devices for indicating failure of drills during boring; Centering devices for holes to be bored
-
- 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
- B23Q15/00—Automatic control or regulation of feed movement, cutting velocity or position of tool or work
- B23Q15/007—Automatic control or regulation of feed movement, cutting velocity or position of tool or work while the tool acts upon the workpiece
- B23Q15/14—Control or regulation of the orientation of the tool with respect to the work
-
- 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
- B23Q17/00—Arrangements for observing, indicating or measuring on machine tools
- B23Q17/24—Arrangements for observing, indicating or measuring on machine tools using optics or electromagnetic waves
- B23Q17/2414—Arrangements for observing, indicating or measuring on machine tools using optics or electromagnetic waves for indicating desired positions guiding the positioning of tools or workpieces
- B23Q17/2423—Arrangements for observing, indicating or measuring on machine tools using optics or electromagnetic waves for indicating desired positions guiding the positioning of tools or workpieces by projecting crossing light beams
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
Abstract
The invention discloses a correcting device and a correcting method for a high-strength wear-resistant diamond drill by using laser, which comprises a fixed seat, a laser emitting device, an emitting head and an inserting block, wherein the laser emitting device is installed at the bottom of the fixed seat, the emitting head is arranged at the bottom of the laser emitting device, the bottom of the fixed seat is connected with a clamping head in an embedding manner, and a drill bit is fixedly connected inside the clamping head. The laser emitting devices are additionally arranged outside the alloy diamond drill, and the two laser emitting devices are distributed on two sides of the alloy diamond drill to form a symmetrical distribution mode, so that when laser emitted by the two laser emitting devices are superposed on one point, the focusing point is the central point of the diamond-combining drill, and then the correcting work of the diamond-combining drill can be completed only by moving the focusing point to the central point of the material drawn in advance during drilling.
Description
Technical Field
The invention relates to the technical field of diamond drills, in particular to a correcting device and a correcting method for a high-strength wear-resistant diamond drill utilizing laser.
Background
The diamond drill is one kind of drill bit, and the effect of drill bit is used for drilling, and when utilizing the drill bit of high-speed rotation and the object of processing to make contact, can bore the hole of corresponding diameter on the object to realize the purpose of drilling.
The correction of the high-strength wear-resistant diamond drill on the current market is usually a manual correction mode, whether the position of the drill bit is accurate or not is determined by means of abundant experience of workers, longer time and energy are needed to be spent in the correction process, if errors occur in correction, deviation of drill bit drilling is easily caused, the correction is troublesome, certain limitation exists during application, and the correction of the diamond drill cannot be completed in a short time.
Disclosure of Invention
The invention provides a device and a method for correcting a high-strength wear-resistant diamond drill by using laser aiming at the defects in the background technology.
The invention adopts the following technical scheme that the correction device for the high-strength wear-resistant diamond drill by utilizing laser comprises a fixed seat, a laser emitting device, an emitting head and an insertion block, wherein the laser emitting device is installed at the bottom of the fixed seat, the emitting head is arranged at the bottom of the laser emitting device, the bottom of the fixed seat is connected with a clamping head in an embedding manner, a drill bit is fixedly connected inside the clamping head, the laser emitting devices are distributed on two sides of the drill bit, an installation plate is arranged at the top of the laser emitting device, and the installation plate is connected with the fixed seat by the insertion block.
As a further preferable mode of the present invention, a slot is formed at the bottom of the fixing seat, the inside of the slot is connected with the insertion blocks in an embedded manner, the insertion blocks are symmetrically distributed, and the insertion blocks are made of a magnet material.
In a further preferred embodiment of the present invention, the fixing base has a bottom portion provided with an internal threaded hole, the mounting plate is attached to the bottom portion of the fixing base, and a bolt is inserted into the mounting plate and fixed to the inside of the internal threaded hole by penetrating the mounting plate.
The correction method comprises the following steps:
s1, installing: firstly, the laser emitting device is required to be installed below the fixed seat, and because the bottom of the fixed seat is provided with the slot, the insertion block is inserted into the slot, and the bolt is screwed down into the fixed seat by adopting a tool, so that the installation work of the laser emitting device can be completed;
s2, debugging: after the laser emitting device is installed, the laser emitting device needs to be debugged, and only the laser emitting device needs to be opened, so that laser is emitted from an emitting head to form laser rays;
s3, correcting the drill bit: when the drill bit is used for drilling, only the drilling work is required to be carried out on a waste material plate in advance, and if the drilling position and the central point position are correct, the formal drilling work can be carried out
S4, correction adjustment: when the specification of the material is changed in the drilling process, and the change of the central point is caused, the central point formed by the emission of the two laser emitting devices can not be focused on the central point of the material, the correction and adjustment can be completed by readjusting the focusing point, and the drilling processing work can be started, so that the correction and processing effects of the materials with different specifications are ensured.
As a further preferable mode of the present invention, in step S1, the laser emitting device needs to be installed below the fixing base, since the bottom of the fixing base is provided with the slot, and the insertion block on the mounting plate is combined to insert the insertion block into the slot, and since the insertion block is made of a magnet material, the insertion block can be stably attracted when inserted into the slot, and then the bolt is inserted into the mounting plate, and the bolt is screwed into the fixing base by using a tool, so that the installation work of the laser emitting device can be completed.
As a further preferable mode of the present invention, in step S2, after the laser emitting device is installed, it is only necessary to open the laser emitting device to make the laser emit from the emitting head to form laser beams, if the position of the laser emitting device is correct and correct, the laser beams emitted from the two laser emitting devices will repeatedly form a point at a fixed distance, which is an extended central point of the drill, and if the two laser beams are not at the same point, it is indicated that the laser emitting device has a fault, and needs to be repaired and maintained.
As a further preferable aspect of the present invention, when the drilling using the drill is started, in step S3, the drilling operation is performed on one waste material plate in advance, the center point formed by the emission of the two laser emitting devices is focused on the waste material plate, and the trial drilling is performed after the distance is adjusted, if the position of the drilling hole and the position of the center point are not correct, the formal drilling operation can be performed, and the accuracy of the drilling operation can be ensured only by performing the trial drilling three times.
As a further preferable mode of the present invention, in step S4, when the specification of the material is changed during the drilling process, and the center point is changed, the center point formed by the emission of the two laser emission devices will not be focused on the center point of the material, and at this time, the drill is only required to move the position of the fixing base to drive the drill and the laser emission devices to move along with the center point, and then when the center point formed by the emission of the two laser emission devices coincides with the center point on the new material, the correction adjustment is completed, and the drilling process can be started, thereby ensuring the correction process effect of the materials with different specifications.
The invention adds the laser emitting devices outside the alloy diamond drill, and distributes the two laser emitting devices on the two sides of the alloy diamond drill to form a symmetrical distribution form, so that when the laser emitted by the two laser emitting devices are superposed on one point, the focusing point is the central point of the diamond drill, and then the correcting work of the diamond drill can be completed only by moving the focusing point to the central point drawn in advance of the material during drilling, whether the diamond drill is positioned at the central point or not is determined by workers in the whole correcting process, the correcting work can be completed quickly after the position of the focusing point is determined, the accurate correction can be completed in a short time, the correcting effect of the alloy diamond drill is greatly improved during use, the whole structure is simple, the time required by correction is shortened, and the operation is convenient, time-saving and labor-saving, the practicability is stronger.
Drawings
FIG. 1 is an overall block diagram of the present invention;
fig. 2 is a schematic structural diagram of a laser emitting device according to the present invention.
In the figure, a fixed seat-1, a clamping head-2, a drill-3, a laser emitting device-4, a mounting plate-5, a bolt-6, an emitting head-7, an insert block-8, a slot-9 and an internal thread hole-10.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention provides a technical scheme that: a correcting device and a correcting method for a high-strength wear-resistant diamond drill by utilizing laser comprise a fixed seat 1, a laser emitting device 4, an emitting head 7 and an inserting block 8, wherein the laser emitting device 4 is installed at the bottom of the fixed seat 1, the emitting head 7 is arranged at the bottom of the laser emitting device 4, the bottom of the fixed seat 1 is connected with a clamping head 2 in an embedding manner, a drill bit 3 is fixedly connected inside the clamping head 2, the laser emitting devices 4 are distributed on two sides of the drill bit 3, a mounting plate 5 is arranged at the top of the laser emitting device 4, the mounting plate 5 is connected with the fixed seat 1 by the inserting block 8, the bottom of the fixed seat 1 is provided with an inserting groove 9, the inside of the inserting groove 9 is connected with the inserting block 8 in an embedding manner, the inserting block 8 is in a symmetrical distribution manner, the inserting block 8 is made of a magnet material, the bottom of the fixed seat 1 is provided with an inner threaded hole 10, the mounting panel 5 laminating is in the bottom of fixing base 1, bolt 6 is inserted to the inside of mounting panel 5, bolt 6 runs through mounting panel 5 and fixes the inside at internal thread hole 10.
The correction method comprises the following steps:
s1, installing: firstly, the laser emitting device 4 needs to be installed below the fixed seat 1, the bottom of the fixed seat 1 is provided with the slot 9, the insertion block 8 is inserted into the slot 9, and the bolt 6 is screwed into the fixed seat 1 by adopting a tool, so that the installation work of the laser emitting device 4 can be completed;
s2, debugging: after the laser emitting device 4 is installed, the laser emitting device 4 needs to be debugged, and only the laser emitting device 4 needs to be opened, so that laser is emitted from the emitting head 7 to form laser rays, if the two laser rays are not on the same point, the laser emitting device 4 is in failure, and needs to be overhauled and maintained;
s3, bit 3 alignment: when the drill 3 is used for drilling, only the drilling work needs to be carried out on a waste material plate in advance, and if the drilling position and the central point position are correct, the formal drilling work can be carried out;
s4, correction adjustment: when the specification of the material is changed in the drilling process, and the change of the central point is caused, the central point formed by the emission of the two laser emission devices 4 can not be focused on the central point of the material, the correction and adjustment can be completed by readjusting the focusing point, and the drilling processing work can be started, so that the correction and processing effects of the materials with different specifications are ensured.
In step S1, the laser emitting device 4 needs to be installed below the fixing base 1, since the slot 9 is formed in the bottom of the fixing base 1, and the insertion block 8 on the mounting plate 5 is combined, the insertion block 8 is inserted into the slot 9, and meanwhile, since the insertion block 8 is made of a magnet material, the insertion block 8 can be stably adsorbed when inserted into the slot 9, then the bolt 6 is inserted into the mounting plate 5, and the bolt 6 is screwed into the fixing base 1 by using a tool, so that the installation work of the laser emitting device 4 can be completed.
In step S2, after the laser emitting device 4 is installed, it needs to be debugged, and only the laser emitting device 4 needs to be opened, so that laser is emitted from the emitting head 7 to form laser beams, if the position of the laser emitting device 4 is correct and correct, the laser beams emitted from the two laser emitting devices 4 will repeatedly form a point at a fixed distance, which is the extending center point of the drill 3, and if the two laser beams are not at the same point, it indicates that the laser emitting device 4 has a fault, and needs to be overhauled and maintained.
In step S3, when the drill 3 is used to drill a hole, the drilling operation is performed on a waste material plate in advance, the center point formed by the two laser emitting devices 4 is focused on the waste material plate, and a trial drilling operation is performed after the distance is adjusted.
In step S4, when the specification of the material is changed during the drilling process, and the center point is changed, the center point formed by the emission of the two laser emission devices 4 is not focused on the center point of the material, and at this time, the drill is only required to move the position of the fixing base 1 to drive the drill 3 and the laser emission devices 4 to move therewith, and then when the center point formed by the emission of the two laser emission devices 4 coincides with the center point of the new material, the correction and adjustment are completed, and the drilling processing operation can be started, thereby ensuring the correction processing effect of the materials with different specifications.
In conclusion, the laser emitting devices 4 are additionally arranged outside the alloy diamond drill, and the two laser emitting devices 4 are distributed on the two sides of the alloy diamond drill to form a symmetrical distribution mode, so that when laser emitted by the two laser emitting devices 4 are superposed on one point, the focusing point is the central point of the diamond drill, and then the correcting work of the diamond drill can be completed only by moving the focusing point to the central point of the material drawn in advance during drilling, a worker does not need to determine whether the diamond drill is positioned at the central point by experience in the whole correcting process, the correcting work can be completed quickly after the position of the focusing point is determined, the accurate correction can be completed in a short time, the correcting effect of the alloy diamond drill is greatly improved during use, the whole structure is simple, the time required by correction is shortened, very convenient labour saving and time saving when the operation, its practicality is stronger.
While there have been shown and described what are at present considered to be the basic principles and essential features of the invention and advantages thereof, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (8)
1. The utility model provides an utilize radium-shine resistant correcting unit who closes diamond drill that wears in of excelling in of laser, its characterized in that, includes fixing base (1), laser emission device (4), transmitting head (7) and inserted block (8), bottom installation laser emission device (4) of fixing base (1), the bottom of laser emission device (4) is equipped with transmitting head (7), clamping head (2) are connected through the mode of inlaying in the bottom of fixing base (1), inside fixed connection drill bit (3) of clamping head (2), laser emission device (4) distribute in the both sides of drill bit (3), the top of laser emission device (4) is equipped with mounting panel (5), adopt inserted block (8) to connect between mounting panel (5) and fixing base (1).
2. The correcting device for the high-strength wear-resistant diamond drill by utilizing laser according to claim 1, wherein a slot (9) is formed in the bottom of the fixing seat (1), the inside of the slot (9) is connected with the inserting blocks (8) in an embedded mode, the inserting blocks (8) are symmetrically distributed, and the inserting blocks (8) are made of magnet materials.
3. The correcting device for the high-strength wear-resistant diamond drill by utilizing laser according to claim 1, characterized in that an internal threaded hole (10) is formed in the bottom of the fixing seat (1), the mounting plate (5) is attached to the bottom of the fixing seat (1), a bolt (6) is inserted into the mounting plate (5), and the bolt (6) penetrates through the mounting plate (5) and is fixed in the internal threaded hole (10).
4. The method for calibrating a calibrating device for a high-strength wear-resistant diamond drill using laser according to any one of claims 1 to 3, wherein the calibrating step comprises the following steps:
s1, mounting: firstly, a laser emitting device (4) needs to be installed below a fixed seat (1), and due to the fact that a slot (9) is formed in the bottom of the fixed seat (1), an inserting block (8) is inserted into the slot (9), and a bolt (6) is screwed into the fixed seat (1) through a tool, installation work of the laser emitting device (4) can be completed;
s2, debugging: when the laser emitting device (4) is required to be debugged after the installation work of the laser emitting device (4) is finished, the laser emitting device (4) is only required to be opened, so that laser is emitted from the emitting head (7) to form laser rays, and if the two laser rays are not on the same point, the laser emitting device (4) is in failure and needs to be overhauled and maintained;
s3, correcting the drill bit (3): when the drill bit (3) is used for drilling, only the drilling work needs to be carried out on a waste material plate in advance, and if the drilling position and the central point position are correct, the formal drilling work can be carried out;
s4, correction adjustment: when the specification of the material is changed in the drilling process, and the change of the central point is caused, the central point formed by the emission of the two laser emission devices (4) can not be focused on the central point of the material, the correction and adjustment can be completed by readjusting the focus point, and the drilling processing work can be started, so that the correction and processing effects of the materials with different specifications are ensured.
5. The method for calibrating a calibrating device for a laser-based diamond drill with high strength and wear resistance according to claim 4, wherein in step S1, the laser emitting device (4) is first installed under the fixing base (1), the insertion block (8) is inserted into the insertion slot (9) by forming the insertion slot (9) at the bottom of the fixing base (1) and combining the insertion block (8) on the mounting plate (5), and the insertion block (8) is made of a magnet material, so that the insertion block (8) can be stably adsorbed when inserted into the insertion slot (9), and then the bolt (6) is inserted into the mounting plate (5), and the bolt (6) is screwed into the fixing base (1) by using a tool, so as to complete the installation of the laser emitting device (4).
6. The method for calibrating a calibrating device for a high-strength wear-resistant diamond drill by using laser according to claim 4, wherein in step S2, when the laser emitting device (4) needs to be debugged after the installation work is completed, the laser emitting device (4) is only required to be opened, so that laser is emitted from the emitting head (7) to form laser rays, if the position of the laser emitting device (4) is correct and correct, the laser rays emitted from the two laser emitting devices (4) will repeatedly form a point at a fixed distance, which is the extended central point of the drill (3), and if the two laser rays are not at the same point, it is indicated that the laser emitting device (4) has a fault and needs to be overhauled and maintained.
7. The method for calibrating a calibrating device for a high-strength wear-resistant diamond drill using laser according to claim 4, wherein in step S3, when drilling is started using the drill (3), the drilling operation is performed on a waste material plate in advance, the center point formed by the two laser emitting devices (4) is focused on the waste material plate, and trial drilling is performed after the distance is adjusted, if the drilling position and the center point position are correct, the formal drilling operation can be performed, and the accuracy of the drilling operation can be guaranteed only by performing the trial drilling three times.
8. The method for calibrating a calibrating device of a high-strength wear-resistant diamond drill using laser according to claim 4, wherein in step S4, when the specification of the material is changed during the drilling process, resulting in the change of the center point, the center point formed by the emission of the two laser emitting devices (4) will not be focused on the center point of the material, and at this time, the drill is only required to move the position of the fixing base (1) to drive the drill (3) and the laser emitting devices (4) to move along with the center point, and then when the center point formed by the emission of the two laser emitting devices (4) coincides with the center point on the new material, the calibration adjustment is completed, so that the drilling process can be started, thereby ensuring the calibration process effect of the materials with different specifications.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011554183.3A CN114653994A (en) | 2020-12-24 | 2020-12-24 | Correcting device and correcting method for high-strength wear-resistant diamond drill by using laser |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011554183.3A CN114653994A (en) | 2020-12-24 | 2020-12-24 | Correcting device and correcting method for high-strength wear-resistant diamond drill by using laser |
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| Publication Number | Publication Date |
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| CN114653994A true CN114653994A (en) | 2022-06-24 |
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| CN202011554183.3A Pending CN114653994A (en) | 2020-12-24 | 2020-12-24 | Correcting device and correcting method for high-strength wear-resistant diamond drill by using laser |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH071293A (en) * | 1993-06-14 | 1995-01-06 | Nippon Autom Kk | Alignment device for machine tool |
| CN205571459U (en) * | 2016-03-22 | 2016-09-14 | 杭州振华钣金有限公司 | Accurate rocking arm brill to drill bit location |
| CN107552855A (en) * | 2017-10-11 | 2018-01-09 | 安徽日威数控重机有限公司 | A kind of quasi- heart means for correcting of cutter for milling machines and its application method |
| CN207063395U (en) * | 2017-07-26 | 2018-03-02 | 广州奥斯美建材科技有限公司 | A kind of removable metal ceiling |
| CN109604678A (en) * | 2018-12-24 | 2019-04-12 | 重庆聚泽福机械有限公司 | A kind of plate-shape metal product drilling device |
| CN209925358U (en) * | 2019-03-02 | 2020-01-10 | 天津爱思达航天科技有限公司 | Assembled type disengaging and inserting mechanism |
| CN210817568U (en) * | 2019-10-31 | 2020-06-23 | 扬州市易通煤矿机械有限公司 | Efficient valve sleeve punching positioning device |
| CN212094435U (en) * | 2020-03-20 | 2020-12-08 | 四川家彤利金属科技有限公司 | Drilling equipment is used in processing of people's air defense door |
-
2020
- 2020-12-24 CN CN202011554183.3A patent/CN114653994A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH071293A (en) * | 1993-06-14 | 1995-01-06 | Nippon Autom Kk | Alignment device for machine tool |
| CN205571459U (en) * | 2016-03-22 | 2016-09-14 | 杭州振华钣金有限公司 | Accurate rocking arm brill to drill bit location |
| CN207063395U (en) * | 2017-07-26 | 2018-03-02 | 广州奥斯美建材科技有限公司 | A kind of removable metal ceiling |
| CN107552855A (en) * | 2017-10-11 | 2018-01-09 | 安徽日威数控重机有限公司 | A kind of quasi- heart means for correcting of cutter for milling machines and its application method |
| CN109604678A (en) * | 2018-12-24 | 2019-04-12 | 重庆聚泽福机械有限公司 | A kind of plate-shape metal product drilling device |
| CN209925358U (en) * | 2019-03-02 | 2020-01-10 | 天津爱思达航天科技有限公司 | Assembled type disengaging and inserting mechanism |
| CN210817568U (en) * | 2019-10-31 | 2020-06-23 | 扬州市易通煤矿机械有限公司 | Efficient valve sleeve punching positioning device |
| CN212094435U (en) * | 2020-03-20 | 2020-12-08 | 四川家彤利金属科技有限公司 | Drilling equipment is used in processing of people's air defense door |
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