CN110899161A - Automatic electromagnetic cleaning device and application and cleaning method thereof - Google Patents
Automatic electromagnetic cleaning device and application and cleaning method thereof Download PDFInfo
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- CN110899161A CN110899161A CN201911258973.4A CN201911258973A CN110899161A CN 110899161 A CN110899161 A CN 110899161A CN 201911258973 A CN201911258973 A CN 201911258973A CN 110899161 A CN110899161 A CN 110899161A
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- 238000004140 cleaning Methods 0.000 title claims abstract description 101
- 238000000034 method Methods 0.000 title claims abstract description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 60
- 238000001514 detection method Methods 0.000 claims description 19
- 239000000523 sample Substances 0.000 claims description 18
- 238000005286 illumination Methods 0.000 claims description 8
- 238000007599 discharging Methods 0.000 claims description 2
- 238000004804 winding Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 7
- 238000005265 energy consumption Methods 0.000 abstract description 5
- 230000007797 corrosion Effects 0.000 abstract description 4
- 238000005260 corrosion Methods 0.000 abstract description 4
- 230000007774 longterm Effects 0.000 abstract description 4
- 230000004323 axial length Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 238000011086 high cleaning Methods 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 229910000976 Electrical steel Inorganic materials 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000013043 chemical agent Substances 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/30—Cleaning by methods involving the use of tools by movement of cleaning members over a surface
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/10—Cleaning by methods involving the use of tools characterised by the type of cleaning tool
- B08B1/12—Brushes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B13/00—Accessories or details of general applicability for machines or apparatus for cleaning
Landscapes
- Cleaning In General (AREA)
- Cleaning By Liquid Or Steam (AREA)
Abstract
The invention discloses an automatic electromagnetic cleaning device, an application and a cleaning method thereof, wherein the device comprises: a water inlet pipe arranged on the cavity; the water outlet pipe is arranged on the cavity; the two ends of the cavity are respectively connected with a first electromagnetic coil assembly and a second electromagnetic coil assembly which are symmetrically arranged; a magnetic cleaning component is arranged in the cavity; and current is supplied to the first electromagnetic coil assembly and the second electromagnetic coil assembly, so that the magnetic cleaning part is sleeved on the part to be cleaned to move axially. The invention can clean the axial parts in the reactor, can realize long-term non-disassembly cleaning by adding the magnetic cleaning component in the reactor, basically does not occupy the effective space in the reactor, and is convenient to maintain; the invention has small negative effect on the cavity, does not cause corrosion and serious mechanical damage to the part to be cleaned and the cavity, can realize full-automatic control and regular cleaning, avoids manual complicated work and has low energy consumption level.
Description
Technical Field
The invention relates to the field of part cleaning, in particular to an automatic electromagnetic cleaning device and application and a cleaning method thereof.
Background
The deposition of impurity pollutants always occurs in the long-term use process of the reactor, and the pollutants are attached to the internal parts of the reactor, thus causing negative effects to the reactor to different degrees, mainly showing that the internal parts are corroded, the using effect is reduced, the service life is shortened, and the like. At present, the internal cleaning method of the reactor mainly includes manual dismantling and cleaning, an ultrasonic method, high-pressure water washing, chemical agent cleaning and the like. However, these methods have disadvantages, such as long time consumption, excessive energy consumption, and mechanical damage or chemical corrosion to the reactor and internal components. Therefore, the problem of cleaning the internal parts of the reactor needs to be solved.
Disclosure of Invention
The invention aims to provide an automatic electromagnetic cleaning device, application and a cleaning method thereof, which can realize non-disassembly cleaning of axial parts in a reactor, low energy consumption and no damage cleaning of parts to be cleaned.
The invention provides an automatic electromagnetic cleaning device, which is used for cleaning a part to be cleaned and fixedly arranged in a cavity, and is parallel to the cavity along the axial direction, and the device comprises:
the water inlet pipe is arranged on the cavity;
the water outlet pipe is arranged on the cavity;
the two ends of the cavity are respectively connected with a first electromagnetic coil assembly and a second electromagnetic coil assembly which are symmetrically arranged;
a magnetic cleaning component is arranged in the cavity;
and current is introduced into the first electromagnetic coil assembly and the second electromagnetic coil assembly, so that the magnetic cleaning component is sleeved on the component to be cleaned to perform axial reciprocating motion, and the component to be cleaned is cleaned.
Preferably, the magnetic cleaning component and the electromagnetic coil assembly are arranged on the same horizontal line.
Preferably, the device further comprises a water inlet butterfly valve arranged on the water inlet pipe and a water outlet butterfly valve arranged on the water outlet pipe.
Preferably, the electromagnetic coil assembly comprises a magnetic core fixedly arranged at the end part of the cavity, a plurality of circles of electromagnetic coils are wound on the outer surface of the magnetic core, and an outer cover is wrapped outside the electromagnetic coils.
Preferably, the magnetic poles of the magnetic cleaning component are symmetrically arranged along the axial direction, a through hole is formed in the magnetic cleaning component, a brush is arranged on the inner wall of the through hole, and the through hole is arranged along the axial direction.
Preferably, the outer surface of the magnetic cleaning component is streamline.
Preferably, the device further comprises a plurality of probes, and the probes are uniformly and respectively arranged on the inner wall of the cavity.
Preferably, the detection objects of the probe are at least one of turbidity and illumination intensity and a water level line.
In another aspect, the invention provides a use of an automated electromagnetic cleaning device for cleaning axial parts inside a reactor.
In another aspect, the present invention provides a cleaning method for an automated electromagnetic cleaning apparatus, including the steps of:
s1, passing the part to be cleaned through the through hole of the magnetic cleaning part;
s2, detecting the turbidity and/or the illumination intensity in the cavity by the probe to serve as a detection index, and judging whether the detection index reaches a preset standard;
s3, when the detection index does not reach the preset standard, controlling the water inlet butterfly valve to be opened, controlling the water outlet butterfly valve to be in a closed state, supplying water into the cavity through the water inlet pipe, detecting the water level line in the cavity by the probe, and when the water level line in the cavity reaches the upper limit standard, controlling the water inlet butterfly valve to be closed;
s4, a preset current which changes periodically is led into the electromagnetic coil, and the currents led into the electromagnetic coils of the first electromagnetic coil component and the second electromagnetic coil component are consistent in magnitude and opposite in direction;
s5, the two axial ends of the magnetic cleaning component are subjected to electromagnetic force generated by the electrified coil, so that the magnetic cleaning component is sleeved on the component to be cleaned to reciprocate along the axial direction, and the brush washes the component to be cleaned in a reciprocating manner;
s6, when the detection index reaches a preset standard, controlling the water outlet butterfly valve to be opened, controlling the water inlet butterfly valve to be in a closed state, discharging water in the cavity, and after cleaning is finished, continuously detecting turbidity and/or illumination intensity in the cavity by the probe; if the detection index does not reach the preset standard, repeating the steps S3-S5.
The invention has the following beneficial effects:
the invention provides an automatic electromagnetic cleaning device, application and a cleaning method thereof.A current with periodically changed direction is introduced into electromagnetic coils at two ends of the automatic electromagnetic cleaning device, so that a magnetic cleaning component can reciprocate to clean. The device is simple, the magnetic cleaning component is additionally arranged in the reactor, so that the device can realize long-term non-disassembly cleaning, basically does not occupy the effective space in the cavity, and is convenient to maintain; the invention has small negative effect on the cavity, does not cause corrosion and serious mechanical damage to the part to be cleaned and the cavity, and can ensure high cleaning efficiency by adjusting the preset current, period and the like according to different pollution degrees. The invention can realize full-automatic control and regular cleaning, avoids manual complicated work and has low energy consumption level.
Drawings
FIG. 1 is a schematic diagram of an automated electromagnetic cleaning apparatus according to the present invention;
in the figure: 10-a water inlet pipe, 20-a water inlet butterfly valve, 30-an outer cover, 31-an electromagnetic coil, 32-a magnetic core, 40-a cavity, 50-a probe, 60-a part to be cleaned, 70-a magnetic cleaning part, 71-a brush, 80-a water outlet butterfly valve and 90-a water outlet pipe.
Fig. 2 is a schematic diagram of the working principle of the automatic electromagnetic cleaning device of the invention.
FIG. 3 is a flow chart of a cleaning method of the automated electromagnetic cleaning apparatus according to the present invention.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. 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.
Examples
As shown in fig. 1, the present invention provides an automatic electromagnetic cleaning device for cleaning a part to be cleaned fixedly disposed inside a chamber 40; in the embodiment, the cavity is cylindrical, but the cavity of the present invention is not limited to be cylindrical; the intersection line of circle centers of circles at two ends of the cylindrical cavity 40 is recorded as a central axis, and the direction along the central axis is recorded as an axial direction; in this embodiment, the component to be cleaned is located on the central axis of the cavity 40, but not limited to the central axis, and is only parallel to the cavity 40 along the axial direction;
the device includes:
the water inlet pipe 10 is arranged at the bottom of the cavity 40, and the water inlet butterfly valve 20 is arranged on the water inlet pipe 10;
a water outlet pipe 90 arranged at the bottom of the cavity 40 and a water outlet butterfly valve 80 arranged on the water outlet pipe 90;
further, in this embodiment, the water inlet pipe 10 and the water outlet pipe 90 are located on the same horizontal line, and are distributed at two ends of the cavity 40 in parallel with the central axis;
a first electromagnetic coil component and a second electromagnetic coil component are symmetrically arranged at two ends of the cavity 40 respectively; the first electromagnetic coil assembly comprises a first magnetic core 32 fixedly arranged at the end part of the cavity 40, a plurality of circles of first electromagnetic coils 31 are wound on the outer surface of the first magnetic core 32, and a first outer cover 30 is wrapped outside the first electromagnetic coils 31; similarly, the second electromagnetic coil assembly comprises a second magnetic core 35 fixedly arranged at the end part of the other end of the cavity 40, a plurality of circles of second electromagnetic coils 34 are wound on the outer surface of the second magnetic core 35, and a second outer cover 33 is wrapped outside the second electromagnetic coils 34;
the inner wall of the cavity 40 is provided with a plurality of probes 50 for acquiring detection indexes to compare with preset indexes; the detection indexes of the probe 50 are at least one of turbidity and illumination intensity and a water level line;
a magnetic cleaning component 70 is arranged in the cavity 40, the main body of the magnetic cleaning component 70 is made of anticorrosive permanent magnetic material, and magnetic poles of the magnetic cleaning component are axially and symmetrically arranged; a through hole is axially formed in the magnetic cleaning component 70, and a brush 71 is arranged on the inner wall of the through hole;
the part 60 to be cleaned axially passes through the through hole, the magnetic cleaning part 70 is sleeved on the part 60 to be cleaned to perform axial reciprocating motion, in this embodiment, the part 60 to be cleaned is located on a central axis inside the cavity 40, and two ends of the part 60 to be cleaned are respectively fixedly connected with the cavity 40.
As shown in fig. 2, when a preset current with periodic variation is applied to the electromagnetic coils located at the two ends of the cavity 40, the currents applied to the first electromagnetic coil 31 and the second electromagnetic coil 34 are the same in magnitude and opposite in direction; the magnetic cleaning component 70 is sleeved on the periphery of the component 60 to be cleaned, and the two axial ends of the magnetic cleaning component 70 are subjected to electromagnetic force generated by the electrified coil, so as to reciprocate along the axial direction, and the brush 71 repeatedly cleans the component 60 to be cleaned; further, the magnitude of the current supplied to the electromagnetic coil can be adjusted to change the axial movement rate of the magnetic cleaning component 70, thereby adjusting the cleaning intensity.
Further, the magnetic cores (including the first magnetic core 32 and the second magnetic core 35) are made of cylindrical silicon steel, and the outer diameter of the magnetic cores is consistent with that of the magnetic cleaning component 70.
Further, the magnetic cleaning component 70 and the electromagnetic coil assembly are located on the same horizontal line, which is the central axis of the chamber 40.
Further, the outer surface of the magnetic cleaning component 70 is streamline, so that the flow resistance of the magnetic cleaning component 70 during reciprocating motion is reduced. The outer diameter of the magnetic cleaning component 70 is matched with the radial dimension of the electromagnetic coils at both ends to fully utilize the magnetic induction effect of the electromagnetic coils.
Further, the two ends of the cover 30 are closely attached to the shaft ends of the magnetic cores (including the first magnetic core and the second magnetic core), so as to protect the electromagnetic coil and the magnetic core 32 and have an aesthetic effect, and assist in quickly transferring and dissipating heat generated by the electromagnetic coil.
Further, the first housing 30 and the second housing 33 are stainless steel housings.
The automatic electromagnetic cleaning device provided by the invention is used for cleaning axial parts in a reactor, namely the cavity 40 can be a reactor, and the axial parts are fixed on a central axis in the reactor (cavity). The axial length of the axial part is greater than or equal to the axial length of the cavity 40.
As shown in fig. 3, the present invention also provides a cleaning method of an automated electromagnetic cleaning apparatus, comprising the steps of:
s1, enabling the part 60 to be cleaned to penetrate through the through hole of the magnetic cleaning part 70, and fixedly connecting two ends of the part 60 to be cleaned with two ends of the cavity respectively;
s2, the probe 50 detects the turbidity and/or the illumination intensity in the cavity 40 as a detection index and transmits the detection index to the control module, and the control module judges whether the detection index reaches a preset standard;
s3, when the detection index does not reach the preset standard, the control module controls the water inlet butterfly valve 20 to be opened, controls the water outlet butterfly valve 80 to be in a closed state, water is supplied into the cavity 40 through the water inlet pipe 10, the probe 50 detects the water level line in the cavity 40, and when the water level line in the cavity 40 reaches the upper limit standard, the control module controls the water inlet butterfly valve 20 to be closed;
s4, the control module leads preset current which changes periodically to the electromagnetic coil, and the current led in the electromagnetic coils of the first electromagnetic coil component and the second electromagnetic coil component are consistent in size and opposite in direction;
s5, the magnetic cleaning member 70 is subjected to the electromagnetic force generated by the energized coil at both axial ends thereof to reciprocate in the axial direction, and the brush 71 washes the member to be cleaned 60 back and forth;
s6, when the detection index reaches a preset standard, the control module controls the water outlet butterfly valve 80 to be opened, controls the water inlet butterfly valve 20 to be in a closed state, discharges the water in the cavity 40, and after the cleaning is finished, the probe 50 continues to detect the turbidity and/or the illumination intensity in the cavity 40. If the detection index does not reach the preset standard, repeating the steps S3-S5.
In summary, the invention provides an automatic electromagnetic cleaning device, and the use and the cleaning method thereof, wherein the electromagnetic coils at two ends of the device are electrified with the current with periodically changed directions, so that the magnetic cleaning component can reciprocate to clean. The device is simple, the magnetic cleaning component is additionally arranged in the reactor, so that the device can realize long-term non-disassembly cleaning, basically does not occupy the effective space in the reactor, and is convenient to maintain; the invention has small negative effect on the cavity, does not cause corrosion and serious mechanical damage to the part to be cleaned and the cavity, and can ensure high cleaning efficiency by adjusting the preset current, period and the like according to different pollution degrees. The invention can realize full-automatic control and regular cleaning, avoids manual complicated work and has low energy consumption level.
While the present invention has been described in detail with reference to the preferred embodiments, it should be understood that the above description should not be taken as limiting the invention. Various modifications and alterations to this invention will become apparent to those skilled in the art upon reading the foregoing description. Accordingly, the scope of the invention should be determined from the following claims.
Claims (10)
1. An automated electromagnetic cleaning device for cleaning a part to be cleaned fixedly disposed inside a chamber, the part to be cleaned being axially parallel to the chamber, the device comprising:
the water inlet pipe is arranged on the cavity;
the water outlet pipe is arranged on the cavity;
the two ends of the cavity are respectively connected with a first electromagnetic coil assembly and a second electromagnetic coil assembly which are symmetrically arranged; a magnetic cleaning component is arranged in the cavity;
and current is introduced into the first electromagnetic coil assembly and the second electromagnetic coil assembly, so that the magnetic cleaning component is sleeved on the component to be cleaned to perform axial reciprocating motion, and the component to be cleaned is cleaned.
2. The automated electromagnetic cleaning apparatus of claim 1, wherein the magnetic cleaning component is disposed on a same horizontal line as the electromagnetic coil assembly.
3. The automated electromagnetic cleaning apparatus of claim 1, further comprising a water inlet butterfly valve disposed on the water inlet pipe and a water outlet butterfly valve disposed on the water outlet pipe.
4. The automated electromagnetic cleaning apparatus of claim 1, wherein the electromagnetic coil assembly comprises a magnetic core fixedly disposed at an end of the chamber, the magnetic core having a plurality of windings of the electromagnetic coil wound around an outer surface thereof, the electromagnetic coil being externally wrapped by the housing.
5. The automated electromagnetic cleaning apparatus according to claim 1, wherein the magnetic cleaning member has magnetic poles arranged symmetrically in an axial direction and has a through hole formed therein, the through hole having a brush on an inner wall thereof, the through hole being arranged in the axial direction.
6. The automated electromagnetic cleaning apparatus of claim 5, wherein the outer surface of the magnetic cleaning component is streamlined.
7. The automated electromagnetic cleaning apparatus of claim 1, further comprising a plurality of probes, wherein the probes are uniformly and respectively disposed on the inner wall of the chamber.
8. The automated electromagnetic cleaning apparatus of claim 7, wherein the objects of the probe are at least one of turbidity, light intensity, and water level.
9. Use of an automated electromagnetic cleaning device according to any one of claims 1 to 8 for cleaning axial parts inside a reactor.
10. A method for cleaning an automated electromagnetic cleaning apparatus according to any one of claims 1 to 9, comprising the steps of:
s1, passing the part to be cleaned through the through hole of the magnetic cleaning part;
s2, detecting the turbidity and/or the illumination intensity in the cavity by the probe to serve as a detection index, and judging whether the detection index reaches a preset standard;
s3, when the detection index does not reach the preset standard, controlling the water inlet butterfly valve to be opened, controlling the water outlet butterfly valve to be in a closed state, supplying water into the cavity through the water inlet pipe, detecting the water level line in the cavity by the probe, and when the water level line in the cavity reaches the upper limit standard, controlling the water inlet butterfly valve to be closed;
s4, a preset current which changes periodically is led into the electromagnetic coil, and the currents led into the electromagnetic coils of the first electromagnetic coil component and the second electromagnetic coil component are consistent in magnitude and opposite in direction;
s5, the two axial ends of the magnetic cleaning component are subjected to electromagnetic force generated by the electrified coil, so that the magnetic cleaning component is sleeved on the component to be cleaned to reciprocate along the axial direction, and the brush washes the component to be cleaned in a reciprocating manner;
s6, when the detection index reaches a preset standard, controlling the water outlet butterfly valve to be opened, controlling the water inlet butterfly valve to be in a closed state, discharging water in the cavity, and after cleaning is finished, continuously detecting turbidity and/or illumination intensity in the cavity by the probe; if the detection index does not reach the preset standard, repeating the steps S3-S5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911258973.4A CN110899161A (en) | 2019-12-10 | 2019-12-10 | Automatic electromagnetic cleaning device and application and cleaning method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911258973.4A CN110899161A (en) | 2019-12-10 | 2019-12-10 | Automatic electromagnetic cleaning device and application and cleaning method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN110899161A true CN110899161A (en) | 2020-03-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911258973.4A Pending CN110899161A (en) | 2019-12-10 | 2019-12-10 | Automatic electromagnetic cleaning device and application and cleaning method thereof |
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| Country | Link |
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| CN (1) | CN110899161A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115351688A (en) * | 2022-07-14 | 2022-11-18 | 江苏甬金金属科技有限公司 | Automatic positioning type polishing device with rechecking function |
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| KR20070036397A (en) * | 2005-09-29 | 2007-04-03 | 세메스 주식회사 | Apparatus for cleaning glass substrate |
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| GB2463281A (en) * | 2008-09-08 | 2010-03-10 | Sew Hing Woo | Cleaning fins of a heat exchanger |
| CN107051990A (en) * | 2016-10-18 | 2017-08-18 | 天津市华诺盛源科技有限公司 | A kind of new type auto dust arrester suitable for inside pipe wall |
| CN107314526A (en) * | 2017-06-28 | 2017-11-03 | 珠海格力电器股份有限公司 | Air conditioner and dust removal method |
| CN108414717A (en) * | 2018-04-24 | 2018-08-17 | 国弘环保仪器（昆山）有限公司 | Polarity switching realizes the device that water quality probe cleans automatically |
| CN109550755A (en) * | 2018-11-22 | 2019-04-02 | 上海海事大学 | A kind of automatic flushing device and method of gradient magnetic promotion |
-
2019
- 2019-12-10 CN CN201911258973.4A patent/CN110899161A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5325062A (en) * | 1976-08-20 | 1978-03-08 | Hitachi Ltd | Cleaner |
| KR20070036397A (en) * | 2005-09-29 | 2007-04-03 | 세메스 주식회사 | Apparatus for cleaning glass substrate |
| GB2463281A (en) * | 2008-09-08 | 2010-03-10 | Sew Hing Woo | Cleaning fins of a heat exchanger |
| CN101444414A (en) * | 2008-12-23 | 2009-06-03 | 佛山市顺德区都围科技环保工程有限公司 | Automatic electromagnetic washing device for ultraviolet lamp sleeve |
| CN107051990A (en) * | 2016-10-18 | 2017-08-18 | 天津市华诺盛源科技有限公司 | A kind of new type auto dust arrester suitable for inside pipe wall |
| CN107314526A (en) * | 2017-06-28 | 2017-11-03 | 珠海格力电器股份有限公司 | Air conditioner and dust removal method |
| CN108414717A (en) * | 2018-04-24 | 2018-08-17 | 国弘环保仪器（昆山）有限公司 | Polarity switching realizes the device that water quality probe cleans automatically |
| CN109550755A (en) * | 2018-11-22 | 2019-04-02 | 上海海事大学 | A kind of automatic flushing device and method of gradient magnetic promotion |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115351688A (en) * | 2022-07-14 | 2022-11-18 | 江苏甬金金属科技有限公司 | Automatic positioning type polishing device with rechecking function |
| CN115351688B (en) * | 2022-07-14 | 2023-11-17 | 江苏甬金金属科技有限公司 | Automatic positioning type polishing device with review function |
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Application publication date: 20200324 |