CN114535156A - Stroke-adjustable cleaning device and method - Google Patents
Stroke-adjustable cleaning device and method Download PDFInfo
- Publication number
- CN114535156A CN114535156A CN202210109244.8A CN202210109244A CN114535156A CN 114535156 A CN114535156 A CN 114535156A CN 202210109244 A CN202210109244 A CN 202210109244A CN 114535156 A CN114535156 A CN 114535156A
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- cleaning
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- driving
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- 238000004140 cleaning Methods 0.000 title claims abstract description 177
- 238000000034 method Methods 0.000 title claims abstract description 16
- 230000007246 mechanism Effects 0.000 claims abstract description 138
- 230000005540 biological transmission Effects 0.000 claims abstract description 64
- 238000000465 moulding Methods 0.000 claims description 3
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 208000002925 dental caries Diseases 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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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
- B08B1/10—Cleaning by methods involving the use of tools characterised by the type of cleaning tool
- B08B1/12—Brushes
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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
- B08B1/32—Cleaning by methods involving the use of tools by movement of cleaning members over a surface using rotary cleaning members
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- 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
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
Landscapes
- Cleaning In General (AREA)
Abstract
The invention provides a stroke-adjustable cleaning device and a stroke-adjustable cleaning method, wherein the cleaning device comprises: the cleaning machine comprises a main body, a plurality of cleaning mechanisms, a driving mechanism and a transmission mechanism; the cleaning mechanisms are arranged along the circumferential direction of the main body at intervals, the driving mechanism is respectively connected with the cleaning mechanisms to drive the cleaning mechanisms to rotate along the axes of the cleaning mechanisms, and at least one end of each cleaning mechanism comprises a cleaning brush; the transmission mechanism is adjustably connected with the cleaning mechanisms so as to synchronously drive the plurality of cleaning mechanisms to synchronously approach or depart from the main body along the radial direction. The technical scheme is applied to provide the cleaning device with the adjustable stroke.
Description
Technical Field
The invention relates to a stroke-adjustable cleaning device and a stroke-adjustable cleaning method.
Background
The prior art mold cleaning methods generally have two methods: firstly, through manual cleaning, in the cleaning process, a worker cleans the surface of a mold through a brush or any other cleaning tool. In the cleaning mode, the labor cost is high, the efficiency is low, and the cleaning method is very dependent on the experience and judgment of workers. Secondly, the cleaning is carried out through a special cleaning tool, in the cleaning process, a worker cleans the mold through the special cleaning tool, the special cleaning tool generally comprises a cleaning main body and a cleaning brush or an air gun arranged on the cleaning main body, however, different molds generally have different numbers of forming chambers, therefore, the intervals of the forming chambers are also different, if the cleaning tool is only provided with one cleaning brush, the worker needs to clean the forming chambers individually, and the cleaning tool cannot be adapted to different molds under the condition that a plurality of cleaning brushes are arranged.
Disclosure of Invention
The present invention is directed to overcoming the above-mentioned deficiencies in the prior art and providing an adjustable stroke cleaning apparatus and method.
In order to solve the above technical problem, the present invention provides a stroke-adjustable cleaning device, including: the cleaning machine comprises a main body, a plurality of cleaning mechanisms, a driving mechanism and a transmission mechanism; the cleaning mechanisms are arranged along the circumferential direction of the main body at intervals, the driving mechanism is respectively connected with the cleaning mechanisms to drive the cleaning mechanisms to rotate along the axes of the cleaning mechanisms, and at least one end of each cleaning mechanism comprises a cleaning brush; the transmission mechanism is adjustably connected with the cleaning mechanisms so as to synchronously drive the plurality of cleaning mechanisms to synchronously approach or depart from the main body along the radial direction.
In a preferred embodiment, the driving mechanism further comprises a plurality of linking shafts, and a first end of each linking shaft can be driven to drive a second end of each linking shaft to link the cleaning mechanism; the linkage shaft comprises a first half shaft and a second half shaft, the first half shaft is rotatably connected with the main body, the second half shaft is rotatably connected with the transmission mechanism, and the first half shaft and the second half shaft are in telescopic connection.
In a better embodiment, the first half shaft and the second half shaft are telescopically connected through a polygonal hole and a polygonal column matched with the polygonal hole in shape, the polygonal hole is in clearance fit with the polygonal column, and the polygonal column can slide on the polygonal hole along the axial direction of the linkage shaft; when the first half shaft rotates, the second half shaft can be driven to rotate through the polygonal hole and the polygonal column.
In a better embodiment, the driving mechanism comprises a power source, a driving disk and a plurality of linkage shafts; the power source is used for driving the driving disc to rotate on the main body, and two ends of the linkage shaft are respectively linked with the cleaning mechanism and the driving disc to drive the cleaning mechanism to rotate.
In a preferred embodiment, the first end of the linkage shaft is linked with the driving disc through the first transmission part, and the second end of the linkage shaft is linked with the cleaning mechanism through the second transmission part; the cleaning mechanism comprises a transmission shaft lever and cleaning brushes connected to two ends of the transmission shaft lever, and the transmission shaft lever is linked with the second transmission part through a third transmission part.
In a better embodiment, the transmission mechanism comprises an adjusting disc, a plurality of guide connecting parts and a plurality of transmission bodies; the cleaning mechanism comprises a plurality of cleaning mechanisms, a plurality of transmission bodies, an adjusting disc and a plurality of cleaning mechanisms, wherein the cleaning mechanisms are respectively and rotatably connected to the transmission bodies, the transmission bodies are slidably connected to the main body through guide connecting parts, the adjusting disc is rotatably connected to the main body and comprises a plurality of adjusting sliding grooves, and the cleaning mechanisms penetrate through and slide in the adjusting sliding grooves; when the adjusting disc rotates, the adjusting sliding groove drives the cleaning mechanism to move along the radial direction of the main body so as to adjust the position of the cleaning mechanism in the radial direction of the main body.
In a preferred embodiment, the two ends of the adjustment chute are located at a first radial position and a second radial position of the main body, respectively, the first radial position and the second radial position are connected through an arc-shaped slot hole, and the adjustment disc is adjustably rotatable to configure the cleaning mechanism to be positioned at any position between the first radial position and the second radial position.
In a preferred embodiment, the guide connection comprises a guide post attached to the transmission body and a guide hole in the main body.
In a preferred embodiment, the guide connection portion further includes an elastic member abutting between the main body and the transmission body, and the elastic member accumulates elastic force when the plurality of cleaning mechanisms are simultaneously moved away in the radial direction of the main body.
The invention also provides a cleaning method of the adjustable forming die, which uses the cleaning device with the adjustable stroke; the mold cleaning method comprises the following steps:
s1, enabling the cleaning device to correspond to the mold to be cleaned;
s2, adjusting the cleaning mechanisms through a transmission mechanism to synchronously drive the cleaning mechanisms to synchronously approach or separate from each other along the radial direction of the main body so that the cleaning mechanisms respectively correspond to the molding cavities of the mold;
and S3, the driving mechanism drives the cleaning mechanism to rotate along the axis of the cleaning mechanism and drives the cleaning brush to clean the forming cavity. Cleaning device
Compared with the prior art, the technical scheme of the invention has the following beneficial effects:
an adjustable stroke cleaning device comprising: the cleaning machine comprises a main body, a plurality of cleaning mechanisms, a driving mechanism and a transmission mechanism; the cleaning mechanisms are arranged along the circumferential direction of the main body at intervals, the driving mechanism is respectively connected with the cleaning mechanisms to drive the cleaning mechanisms to rotate along the axes of the cleaning mechanisms, and at least one end of each cleaning mechanism comprises a cleaning brush; the transmission mechanism is adjustably connected with the cleaning mechanisms so as to synchronously drive the plurality of cleaning mechanisms to synchronously approach or depart from the main body along the radial direction. Cleaning device can the adaptation have the mould of different shaping cavitys, drives clean mechanism synchronous approaching to or keeping away from according to the demand to clean mechanism can rotate along self axis, and clean effect is better.
Drawings
FIG. 1 is a perspective view of an adjustable stroke cleaning apparatus in accordance with a preferred embodiment of the present invention;
FIG. 2 is a perspective view of an adjustable stroke cleaning apparatus in accordance with a preferred embodiment of the present invention;
FIG. 3 is a schematic perspective view of an adjustable stroke cleaning apparatus in accordance with a preferred embodiment of the present invention, showing the adjustment dial removed;
fig. 4 is a schematic exploded perspective view of a coupling shaft according to a preferred embodiment of the invention.
Detailed Description
The invention is further described with reference to the following figures and detailed description.
Certain directional terms used hereinafter to describe the drawings, such as "inner", "outer", "above", "below", and other directional terms, will be understood to have their normal meaning and refer to those directions as they normally relate to when viewing the drawings. Unless otherwise indicated, the directional terms described herein are generally in accordance with conventional directions as understood by those skilled in the art.
The terms "first," "second," and the like, as used herein, do not denote any order, quantity, or importance, but rather are used to distinguish one element from another.
Referring to fig. 1-4, an adjustable stroke cleaning apparatus for cleaning molds or any other device requiring cleaning, comprising: a main body 1, a plurality of cleaning mechanisms 2, a driving mechanism 3 and a transmission mechanism 4; the cleaning mechanisms 2 are arranged along the circumferential direction of the main body 1 at intervals, the driving mechanisms 3 are respectively connected with the cleaning mechanisms 2 to drive the cleaning mechanisms 2 to rotate along the axes of the cleaning mechanisms, and at least one end of each cleaning mechanism 2 comprises a cleaning brush 21; the transmission mechanism 4 is adjustably connected with the cleaning mechanism 2 so as to synchronously drive the plurality of cleaning mechanisms 2 to approach or depart from each other along the radial direction of the main body 1.
The driving mechanism 3 comprises a power source 31, a driving disk 32 and a plurality of linkage shafts 33; the power source 31 is used for driving the driving disc 32 to rotate on the main body 1, and two ends of the linkage shaft 33 are respectively linked with the cleaning mechanism 2 and the driving disc 32 to drive the cleaning mechanism 2 to rotate. The power source 31 is a driving motor, the driving motor is fixedly connected to the connecting arm 6, the driving disc 32 is covered on one end face of the main body 1, the middle position of the driving disc 32 includes a belt pulley 321, the driving motor is connected with the belt pulley 321 on the driving disc 32 through a belt, and when the driving motor rotates, the driving disc 32 can rotate on the main body 1 by driving the belt pulley 321 to rotate.
The outer periphery of the driving disk 32 includes a gear wall 322 surrounding the main body 1, and the gear wall 322 has gear teeth. The linkage shaft 33 passes through the main body 1 and is connected to the cleaning mechanism 2 located in the working space 11 of the main body 1, specifically, a first end of the linkage shaft 33 is linked to the gear teeth of the driving disc 32 through the first transmission part 332, and a second end of the linkage shaft 33 is linked to the cleaning mechanism 2 through the second transmission part 334. The cleaning mechanism 2 comprises a transmission shaft lever 22 and cleaning brushes 21 connected to two ends of the transmission shaft lever 22, the transmission shaft lever 22 is linked with the second transmission part 334 through a third transmission part 23, the first transmission part, the second transmission part and the third transmission part are bevel gears, and in some simple replacements, the transmission mechanism can be a magnetic gear, a flexible shaft or any other mechanism or assembly capable of realizing the transmission. In this embodiment, the linkage shaft 33 extends inward along the radial direction of the main body 1 to the working space 11, two ends of the linkage shaft 33 respectively link the driving disc 32 and the cleaning mechanism 2, the cleaning mechanism 2 extends along the axial direction of the main body 1 and two ends thereof respectively include the cleaning brush 21, and the two cleaning brushes 21 of the cleaning mechanism 2 respectively extend out of two end surfaces of the main body 1, so that the cleaning device can clean the upper die and the lower die of the die.
The transmission mechanism 4 includes an adjustment disc 41, a plurality of guide connection portions, and a plurality of transmission bodies 43. The adjusting plate 41 is connected to the other end surface of the main body 1. The cleaning mechanisms 2 are respectively and rotatably connected to the transmission bodies 43, the cleaning mechanisms 2 are rotatably connected to the transmission bodies 43 along the axes thereof, the transmission bodies 43 are slidably connected to the main body 1 through guide connection portions, the adjusting plate 41 is rotatably connected to the main body 1, the adjusting plate 41 comprises a plurality of adjusting chutes 411, and the cleaning mechanisms 2 pass through and slide in the adjusting chutes 411; when the adjusting disk 41 rotates, the adjusting chute 411 drives the cleaning mechanism 2 to move along the radial direction of the main body 1.
The periphery of the adjusting disk 41 comprises four arc grooves 412, four screws 12 are connected to the main body 1, the screws 12 penetrate through the arc grooves 412 and are connected with the main body 1, and the screws 12 abut against the end parts of the two ends of the arc grooves 412 when the adjusting disk 41 rotates so as to limit the rotating range of the adjusting disk 41.
The first end of the linkage shaft 33 can be driven to drive the second end thereof to link the cleaning mechanism 2; the linkage shaft 33 comprises a first half shaft 335 rotatably connected with the main body 1 and a second half shaft 336 rotatably connected with the transmission body 43, and the first half shaft 335 and the second half shaft 336 are telescopically connected. The first half shaft 335 and the second half shaft 336 are respectively connected with the main body 1 and the transmission body 43 through bearings, the first half shaft 335 comprises a polygonal hole (namely, a hexagonal hole 3351, it should be noted that the first half shaft and the second half shaft can be replaced by a triangle, a quadrangle or a pentagon, etc.), the second half shaft 336 comprises a polygonal column (namely, a hexagonal column 3352, it should be noted that the second half shaft and the second half shaft can be replaced by a triangle, a quadrangle or a pentagon, etc.), the hexagonal column 3352 can be extended and retracted in the hexagonal hole 3351 and can slide along the axial direction of the coupling shaft, and when the first half shaft 335 rotates, the hexagonal hole 3351 can drive the hexagonal column 3352 to rotate so as to rotate the second half shaft 336.
The transmission body 43 further comprises two abutting inclined surfaces 431, and when the plurality of cleaning mechanisms 2 are synchronously close to each other along the radial direction of the main body 1, the abutting inclined surfaces 431 of the adjacent transmission bodies 43 abut to realize limiting. Two ends of the adjusting sliding slot 411 are respectively located at a first radial position and a second radial position of the main body 1, and the first radial position and the second radial position are connected through an arc-shaped slotted hole.
The guide connection part includes a guide post 413 connected to the driving body 43 and a guide hole 422 formed in the main body 1, and further includes an elastic member abutted between the main body 1 and the driving body 43, and accumulates elastic force when the plurality of cleaning mechanisms 2 are simultaneously spaced apart in a radial direction of the main body 1. Therefore, when the adjusting disc 41 brings a plurality of cleaning mechanisms 2 to approach synchronously, the elastic member can provide corresponding driving force.
The invention also provides a cleaning method of the adjustable forming die, which uses the cleaning device with the adjustable stroke; the mold cleaning method comprises the following steps: s1, enabling the cleaning device to correspond to the mold to be cleaned; s2, adjusting the cleaning mechanism through a transmission mechanism to synchronously drive the cleaning mechanisms to synchronously approach or separate from each other along the radial direction of the main body so that the cleaning mechanisms respectively correspond to a plurality of molding cavities of the mold; and S3, the driving mechanism drives the cleaning mechanism to rotate along the axis of the cleaning mechanism and drives the cleaning brush to clean the forming cavity.
The above description is only a preferred embodiment of the present invention, but the design concept of the present invention is not limited thereto, and any person skilled in the art can make insubstantial changes in the technical scope of the present invention within the technical scope of the present invention, and the actions infringe the protection scope of the present invention are included in the present invention.
Claims (10)
1. An adjustable stroke cleaning device, comprising: the cleaning machine comprises a main body, a plurality of cleaning mechanisms, a driving mechanism and a transmission mechanism; the cleaning mechanisms are arranged along the circumferential direction of the main body at intervals, the driving mechanism is respectively connected with the cleaning mechanisms to drive the cleaning mechanisms to rotate along the axes of the cleaning mechanisms, and at least one end of each cleaning mechanism comprises a cleaning brush; the transmission mechanism is adjustably connected with the cleaning mechanisms so as to synchronously drive the plurality of cleaning mechanisms to synchronously approach or depart from the main body along the radial direction.
2. An adjustable stroke cleaning apparatus as defined in claim 1, wherein: the driving mechanism further comprises a plurality of linkage shafts, and the first ends of the linkage shafts can be driven to drive the second ends of the linkage shafts to be linked with the cleaning mechanism; the linkage shaft comprises a first half shaft and a second half shaft, the first half shaft is rotatably connected with the main body, the second half shaft is rotatably connected with the transmission mechanism, and the first half shaft and the second half shaft are in telescopic connection.
3. An adjustable stroke cleaning apparatus as claimed in claim 2, wherein: the first half shaft and the second half shaft are in telescopic connection through a polygonal hole and a polygonal column matched with the polygonal hole in shape, the polygonal hole is in clearance fit with the polygonal column, and the polygonal column can slide on the polygonal hole along the axial direction of the linkage shaft; when the first half shaft rotates, the second half shaft can be driven to rotate through the polygonal hole and the polygonal column.
4. An adjustable stroke cleaning apparatus as claimed in claim 2, wherein: the driving mechanism comprises a power source, a driving disc and a plurality of linkage shafts; the power source is used for driving the driving disc to rotate on the main body, and two ends of the linkage shaft are respectively linked with the cleaning mechanism and the driving disc to drive the cleaning mechanism to rotate.
5. An adjustable stroke cleaning apparatus as claimed in claim 2, wherein: the first end of the linkage shaft is linked with the driving disc through the first transmission part, and the second end of the linkage shaft is linked with the cleaning mechanism through the second transmission part; the cleaning mechanism comprises a transmission shaft lever and cleaning brushes connected to two ends of the transmission shaft lever, and the transmission shaft lever is linked with the second transmission part through a third transmission part.
6. An adjustable stroke cleaning apparatus as claimed in any one of claims 1 to 5 wherein: the transmission mechanism comprises an adjusting disc, a plurality of guide connecting parts and a plurality of transmission bodies; the cleaning mechanism comprises a plurality of cleaning mechanisms, a plurality of transmission bodies, an adjusting disc and a plurality of cleaning mechanisms, wherein the cleaning mechanisms are respectively and rotatably connected to the transmission bodies, the transmission bodies are slidably connected to the main body through guide connecting parts, the adjusting disc is rotatably connected to the main body and comprises a plurality of adjusting sliding grooves, and the cleaning mechanisms penetrate through and slide in the adjusting sliding grooves; when the adjusting disc rotates, the adjusting sliding groove drives the cleaning mechanism to move along the radial direction of the main body so as to adjust the position of the cleaning mechanism in the radial direction of the main body.
7. An adjustable stroke cleaning apparatus as claimed in claim 6, wherein: the two ends of the adjusting sliding groove are respectively located at a first radial position and a second radial position of the main body, the first radial position and the second radial position are connected through an arc-shaped slotted hole, and the adjusting disc can be adjustably rotated to enable the cleaning mechanism to be configured to be located at any position between the first radial position and the second radial position.
8. An adjustable stroke cleaning apparatus as claimed in claim 6, wherein: the guide connecting part comprises a guide post connected to the transmission body and a guide hole positioned on the main body.
9. An adjustable stroke cleaning apparatus as claimed in claim 8, wherein: the guide connection part further comprises an elastic member abutting between the main body and the transmission body, and when the plurality of cleaning mechanisms are synchronously far away along the radial direction of the main body, the elastic member accumulates elastic force.
10. A method of adjustably forming mould cleaning, characterised by the use of an adjustable stroke cleaning apparatus as claimed in any one of claims 1 to 9; the mold cleaning method comprises the following steps:
s1, enabling the cleaning device to correspond to the mold to be cleaned;
s2, adjusting the cleaning mechanism through a transmission mechanism to synchronously drive the cleaning mechanisms to synchronously approach or separate from each other along the radial direction of the main body so that the cleaning mechanisms respectively correspond to a plurality of molding cavities of the mold;
and S3, driving the cleaning mechanism to rotate along the axis of the cleaning mechanism and driving the cleaning brush to clean the forming cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210109244.8A CN114535156A (en) | 2022-01-28 | 2022-01-28 | Stroke-adjustable cleaning device and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210109244.8A CN114535156A (en) | 2022-01-28 | 2022-01-28 | Stroke-adjustable cleaning device and method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114535156A true CN114535156A (en) | 2022-05-27 |
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ID=81672808
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210109244.8A Pending CN114535156A (en) | 2022-01-28 | 2022-01-28 | Stroke-adjustable cleaning device and method |
Country Status (1)
| Country | Link |
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| CN (1) | CN114535156A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030217437A1 (en) * | 2002-05-23 | 2003-11-27 | Martin Chen | Handle for tool bits |
| CN103121118A (en) * | 2013-03-08 | 2013-05-29 | 昆山市佰奥自动化设备科技有限公司 | Three-jaw chuck locating mechanism |
| CN208801219U (en) * | 2018-04-08 | 2019-04-30 | 南通市国光光学玻璃有限公司 | A kind of brush unit for optical glass abrasive disk |
| CN212525090U (en) * | 2020-04-30 | 2021-02-12 | 苏州督达苏精密模具科技有限公司 | Inner wall cleaning device is used in mould production |
| CN113522890A (en) * | 2021-08-16 | 2021-10-22 | 魏雪 | Surface clearing device for steel structure |
-
2022
- 2022-01-28 CN CN202210109244.8A patent/CN114535156A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030217437A1 (en) * | 2002-05-23 | 2003-11-27 | Martin Chen | Handle for tool bits |
| CN103121118A (en) * | 2013-03-08 | 2013-05-29 | 昆山市佰奥自动化设备科技有限公司 | Three-jaw chuck locating mechanism |
| CN208801219U (en) * | 2018-04-08 | 2019-04-30 | 南通市国光光学玻璃有限公司 | A kind of brush unit for optical glass abrasive disk |
| CN212525090U (en) * | 2020-04-30 | 2021-02-12 | 苏州督达苏精密模具科技有限公司 | Inner wall cleaning device is used in mould production |
| CN113522890A (en) * | 2021-08-16 | 2021-10-22 | 魏雪 | Surface clearing device for steel structure |
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