CN109395521A - A kind of aluminum products polishing dust controlling device - Google Patents
A kind of aluminum products polishing dust controlling device Download PDFInfo
- Publication number
- CN109395521A CN109395521A CN201811506636.8A CN201811506636A CN109395521A CN 109395521 A CN109395521 A CN 109395521A CN 201811506636 A CN201811506636 A CN 201811506636A CN 109395521 A CN109395521 A CN 109395521A
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- CN
- China
- Prior art keywords
- water
- disposal box
- dust
- plate
- pipe
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000000428 dust Substances 0.000 title claims abstract description 85
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 26
- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 26
- 238000005498 polishing Methods 0.000 title claims abstract description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 146
- 238000005452 bending Methods 0.000 claims abstract description 19
- 239000007788 liquid Substances 0.000 claims abstract description 10
- 238000010276 construction Methods 0.000 claims abstract description 4
- 239000007921 spray Substances 0.000 claims description 18
- 239000000047 product Substances 0.000 claims description 16
- 230000008676 import Effects 0.000 claims description 7
- 238000005192 partition Methods 0.000 claims description 7
- 238000010521 absorption reaction Methods 0.000 claims description 6
- 241000883990 Flabellum Species 0.000 claims description 5
- 238000007667 floating Methods 0.000 claims description 5
- 239000003595 mist Substances 0.000 claims description 4
- 238000013022 venting Methods 0.000 claims description 4
- 239000013589 supplement Substances 0.000 claims description 3
- 239000004411 aluminium Substances 0.000 description 7
- 238000010586 diagram Methods 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000007664 blowing Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 235000013312 flour Nutrition 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000007517 polishing process Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
- B01D50/40—Combinations of devices covered by groups B01D45/00 and B01D47/00
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention discloses a kind of aluminum products polishing dust controlling devices, including workbench and disposal box, the inside of the disposal box is equipped with water, the outside of the disposal box is equipped with air duct, the bottom in the air duct is equipped with exhaust fan, the air duct is connected to by dust guiding tube with cavity, the top surrounding of the disposal box is equipped with dust-leading board, the disposal box is also connected with water tank, automatic water replenishing structure is equipped between the water tank and disposal box, the water tank is located at disposal box oblique upper, and the water tank is enclosed construction and liquid level is higher than the liquid level in disposal box；The dust guiding tube, which is equipped with inside bending part and the bending part, is equipped with the first water fog generator, the second water fog generator and dust crash device, eccentric wheel and motor are equipped in the dust crash device, the eccentric wheel is connected to motor, and the dust crash device is located at the opposite slightly to the right or left of the first water fog generator.The device is quickly and effectively handled dust, while dust being avoided to raise.
Description
Technical field
The present invention relates to polishing mechanical equipment technical field more particularly to a kind of aluminum products polishing dust controlling devices.
Background technique
Aluminum products in the polishing process, can generate the largely high heat dust with Mars, therefore, produce to aluminum products
Workshop is handled the dust in workshop frequently with wet dust separater.
But existing treating flour dust device composition mechanism is relatively simple, can not quickly and effectively handle dust,
It is easy to cause dust to raise simultaneously, there is great defective.
Summary of the invention
The technical problem to be solved by the present invention is to, provide it is a kind of quickly and effectively dust is handled, while avoiding powder
The aluminum products polishing dust controlling device that dirt raises.
The technical scheme is that a kind of aluminum products polishing dust controlling device having following structure is provided, including
Workbench and disposal box, which is characterized in that the bottom of the workbench is equipped with cavity, and the inner top of the cavity is equipped with dust suction
Mouthful, Turbogrid plates are fixedly plugged in the suction inlet, the inside of the disposal box is equipped with water, and the outside of the disposal box is equipped with wind
Road, the bottom in the air duct are equipped with exhaust fan, and the air duct is connected to by dust guiding tube with cavity, the top surrounding of the disposal box
It is equipped with dust-leading board, the disposal box is also connected with water tank, and automatic water replenishing structure is equipped between the water tank and disposal box, described
Water tank is located at disposal box oblique upper, and the water tank is enclosed construction and liquid level is higher than the liquid level in disposal box；The dust guiding tube is set
Have and is equipped with the first water fog generator, the second water fog generator and dust crash device, institute inside bending part and the bending part
It states and is equipped with eccentric wheel and motor in dust crash device, the eccentric wheel is connected to motor, and the dust crash device is located at the
The opposite slightly to the right or left of one water fog generator,
The dust-leading board includes the first plate, the second plate and bracket, and second plate is obliquely installed and low one end
Downward bending extends in disposal box, and second plate is equipped with several through-holes, and the first platen parallel setting is flat second
It is equipped with spacing below plate and between the two, below first plate and low one end downward bending extends in disposal box, institute
State the front that dogleg section on the first plate is located at the import in air duct；The area of dogleg section is greater than air duct on first plate
Import area, first plate is fixed by the bracket on disposal box.
First water fog generator includes the water inlet pipe being connected to penstocks, several hydraulic spray nozzles and mounting plate,
The mounting plate is located at the inside of dust guiding tube bending section, and several hydraulic spray nozzles are connected to water inlet pipe and are mounted on mounting plate
On, several hydraulic spray nozzles are located at the top of disposal box and opening downward.
Second water fog generator includes the water inlet pipe being connected to penstocks, several hydraulic spray nozzles and mounting plate,
The inclined inside for being located at dust guiding tube of the mounting plate, several hydraulic spray nozzles are connected to water inlet pipe and are mounted on mounting plate
On, several hydraulic spray nozzles are located at the top of disposal box and opening tilts downward.
The automatic water replenishing structure refers to that sliding is inserted with baffle in the water inlet, and the interior bottom of the water inlet is set
There is sliding chamber corresponding with baffle, is fixedly connected with L-type connecting rod at the top of the baffle, one far from baffle of the L-type connecting rod
Extend through water inlet and into disposal box, one end that the L-type connecting rod extends is fixedly connected with floating ball, and the disposal box is close
The bottom of water inlet side is equipped with water outlet, and the water outlet internal screw thread is connected with flowing water Valve.
The automatic water replenishing structure includes the first water pipe, the second water pipe and partition, and first water pipe is horizontally disposed, one end
It is connected to the bottom of water tank, the other end is fixed and is connected to the second water pipe, and second water pipe is located in disposal box and sets vertically
It sets, downward, the partition, which is located in the first water pipe, is divided into upper layer and lower layer for the first water pipe, and upper layer is venting channels for bottom, under
Square water passage.
The bottom of the workbench is equipped with cavity, and the disposal box is connected with cavity by dust guiding tube, the cavity
Inner top is equipped with suction inlet, is fixedly plugged with Turbogrid plates in the suction inlet, suction is fixedly connected on the outer wall of the disposal box
Dirt blower, the output end of the dust absorption fan run through the outer wall of dust guiding tube and extend internally, and the top of the disposal box is equipped with electricity
Machine, the motor are fixedly connected with disposal box by fixed link, and the output end of the motor is through the top of disposal box and inside
Extend, one end fixing sleeve that the motor extends is connected to multiple flabellums.
The dust crash device further includes baffle, and side and the eccentric wheel of the baffle offset.
After using the above structure, the invention has the following advantages that the upper aluminium dirt generated in workbench, it can be by below disposal box
Exhaust fan be drawn into dust guiding tube, by entering back into dust-leading board to dirt pipe, then into inside disposal box water, to have
Preferable dust removing effects.Again due to the dust guiding tube be equipped with inside bending part and the bending part be equipped with the first water fog generator,
Second water fog generator and dust crash device, dust first hit dust crash device, can be by the dust of a part along powder
On dirt crash device, since dust crash device has motor and eccentric wheel, so as to which the dust of accumulation is shaken off to enter dust
Inside case water.And the water mist that the first water fog generator, the second water fog generator come out can wrap up dust, then fall to collection
Inside dirt case water, above structure can allow device quickly and effectively to absorb aluminium powder, so as to avoid raising for aluminium dirt.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of aluminum products polishing dust controlling device of the invention；
Fig. 2 is the structural schematic diagram of disposal box and automatic water replenishing structure of the invention；
Fig. 3 is another structural schematic diagram of disposal box and automatic water replenishing structure of the invention；
Specific embodiment
The present invention will be further explained below with reference to the attached drawings.
As shown in Figure 1-3, a kind of aluminum products polishing dust controlling device of the invention, including workbench 1 and disposal box 2,
It is characterized in that, the bottom of the workbench 1 is equipped with cavity, the inner top of the cavity is equipped with suction inlet, in the suction inlet
Turbogrid plates 4 are fixedly plugged with, the inside of the disposal box 2 is equipped with water, and the outside of the disposal box 2 is equipped with air duct 2.1, the wind
The bottom in road 2.1 is equipped with exhaust fan 4, and the air duct 2.1 is connected to by dust guiding tube 8 with cavity, the top four of the disposal box 2
It is equipped with dust-leading board 4 week, the dust-leading board 4 includes the first plate 4.1, the second plate 4.2 and bracket 4.3, second plate
4.2 are obliquely installed and low one end downward bending extends in disposal box 2, and second plate 4.2 is equipped with several through-holes, described
First plate 4.1 is arranged in parallel in the lower section of the second plate 4.2 and is equipped with spacing between the two, 4.1 lower section of the first plate and
Low one end downward bending extends in disposal box 2, and dogleg section is located at the import in air duct 2.1 on first plate 4.1
Front；The area of dogleg section is greater than the area of the import in air duct 2.1 on first plate 4.1, and first plate 4.1 is logical
It crosses bracket 4.3 to be fixed on disposal box 2, dust can enter in the water of disposal box 2 along the first plate 4.1, the second plate 4.2
Face, dogleg section can stop dust to enter the import in air duct 2.1 on the first plate 4.1.The disposal box 2 is also connected with water
Case 19, is equipped with automatic water replenishing structure 12 between the water tank 4 and disposal box 2, the water tank 19 is located at 2 oblique upper of disposal box, institute
Water tank 19 is stated as enclosed construction and liquid level is higher than the liquid level in disposal box 2；The dust guiding tube 3 is equipped in bending part and the bending part
Portion is equipped with the first water fog generator 5, the second water fog generator 6 and dust crash device 7, in the dust crash device 7
Equipped with eccentric wheel and motor, the eccentric wheel is connected to motor, and the dust crash device is located at the first water fog generator
Opposite slightly to the right or left, the dust crash device further includes baffle, and side and the eccentric wheel of the baffle offset.
First water fog generator 5 includes the water inlet pipe 5.1, several hydraulic spray nozzles and installation being connected to penstocks
Plate 5.2, the mounting plate 5.2 are located at the inside of 8 bending section of dust guiding tube, and several hydraulic spray nozzles are connected to water inlet pipe 5.1
And be mounted on mounting plate 5.2, several hydraulic spray nozzles are located at the top of disposal box 2 and opening downward.
Second water fog generator 6 includes the water inlet pipe 6.1, several hydraulic spray nozzles and installation being connected to penstocks
Plate 6.2, the inclined inside for being located at dust guiding tube 8 of mounting plate 6.2, several hydraulic spray nozzles are connected to water inlet pipe 6.1
And be mounted on mounting plate 6.2, several hydraulic spray nozzles are located at the top of disposal box 2 and opening tilts downward.
The automatic water replenishing structure 12 refers to that sliding is inserted with baffle 9, the interior bottom of the water inlet in the water inlet
Equipped with sliding chamber corresponding with baffle 9, the top of the baffle 9 is fixedly connected with L-type connecting rod 10, and the L-type connecting rod 10 is far from gear
One of plate 9 extends through water inlet and into disposal box 2, and one end that the L-type connecting rod 10 extends is fixedly connected with floating ball 11,
The disposal box 2 is equipped with water outlet close to the bottom of water inlet side, and the water outlet internal screw thread is connected with flowing water Valve 13.
The automatic water replenishing structure 12 includes the first water pipe 12.1, the second water pipe 12.2 and partition 12.3, first water
Pipe 12.1 is horizontally disposed, and one end is connected to the bottom of water tank 4, and the other end is fixed with the second water pipe 12.2 and is connected to, described second
Water pipe 12.2 is located in disposal box 2 and is vertically arranged, and downward, the partition 12.3 is located at the in the first water pipe 12.1 for bottom
One water pipe 12.1 is divided into upper layer and lower layer, and upper layer is venting channels, and lower section is water passage.Since the water of disposal box 2 is consumed
Evaporation, when liquid level is lower than the second water pipe 12.2, air be can enter to the second water pipe 12.2, and along 12.3 top of partition
Venting channels enter in water tank 4, after closed water tank 4 has air entrance, then the water in water tank 4 is along the first water pipe 12.1
Water passage flow out to disposal box 2, to supplement water level, it is known that liquid level seals the outlet of the second water pipe 12.2, i.e., blocking air
Into.
A kind of another embodiment of aluminum products polishing dust controlling device of the invention, including workbench 1 and disposal box 2,
The bottom of workbench 1 is equipped with cavity, and disposal box 2 is connected with cavity by dust guiding tube 3, and the inner top of cavity is equipped with suction inlet,
For sucking aluminium dirt, it is fixedly plugged with Turbogrid plates 4 in suction inlet, prevents aluminum component from falling into cavity, is fixed on the outer wall of disposal box 2
Be connected with dust absorption fan 5, for dust to be sucked disposal box 2, the output end of dust absorption fan 5 through dust guiding tube 3 outer wall and to
The top of interior extension, disposal box 2 is equipped with motor, and for driving flabellum to rotate, motor and disposal box 2 connect by the way that fixed link is fixed
It connects, prevents motor from shaking, the output end of motor runs through the top of disposal box 2 and extends internally, one end fixing sleeve that motor extends
Multiple flabellums are connected to, for blowing relieving stagnant Qi bubble, disposal box 2 is equipped with water inlet, sliding in water inlet far from the top of 3 side of dust guiding tube
It is inserted with baffle, prevents aluminium dirt from leaking out, the interior bottom of water inlet is equipped with sliding chamber corresponding with baffle, is fixedly connected at the top of baffle
There is L-type connecting rod, for driving baffle mobile, one far from baffle of L-type connecting rod is through water inlet and extends into disposal box 2, L
One end that type connecting rod extends is fixedly connected with floating ball, and for driving baffle mobile, disposal box 2 is set close to the bottom of water inlet side
There is water outlet, water outlet internal screw thread is connected with flowing water Valve, the water for importing in disposal box 2.In the present invention, workbench 1
Top is equipped with headlamp, and headlamp is fixedly connected with the outer wall of dust guiding tube 3, and worker is facilitated to work, and the bottom of workbench 1 is solid
Surely it is bonded with non-slip mat, prevents workbench 1 from sliding, dust absorption fan 5 is located at the rotation of one end in dust guiding tube 3 and is socketed with sealing ring,
The side of sealing ring and the inner wall of dust guiding tube 3 offset, and prevent aluminium dirt from leaking out, and baffle is fixedly connected limited positioned at sliding intracavitary one end
Position block, for anti-baffle plate from the intracavitary leakage of cunning, the bottom of disposal box 2 is fixedly connected with latch segment 1, and latch segment 1 is equipped with locking
Mouthful, facilitate fixed disposal box 2.In the present invention, the upper aluminium dirt generated in workbench 1 can pass through under the action of dust absorption fan 5
Dust guiding tube 3 enters in disposal box 2, while incorporating in water, while flabellum rotates under the action of motor, and the bubble on the water surface is blown
It dissipating, when preventing bubble from blowing, dust is raised, at that time the setting of floating ball, can be when water level reduce, automatic traction baffle is to moving down
It is dynamic, then by water inlet injected clear water into disposal box 2, while flowing water Valve can be unscrewed, water is exported.
Claims (7)
1. a kind of aluminum products polishing dust controlling device, including workbench and disposal box, it is characterised in that: the bottom of the workbench
Portion is equipped with cavity, and the inner top of the cavity is equipped with suction inlet, is fixedly plugged with Turbogrid plates, the disposal box in the suction inlet
Inside be equipped with water, the outside of the disposal box is equipped with air duct, and the bottom in the air duct is equipped with exhaust fan, and the air duct is by leading
Dirt pipe is connected to cavity, and the top surrounding of the disposal box is equipped with dust-leading board, and the disposal box is also connected with water tank, the water
Automatic water replenishing structure is equipped between case and disposal box, the water tank is located at disposal box oblique upper, the water tank for enclosed construction and
Liquid level is higher than the liquid level in disposal box；The dust guiding tube is equipped with inside bending part and the bending part and fills equipped with the first water mist
It sets, the second water fog generator and dust crash device, eccentric wheel and motor, the bias is equipped in the dust crash device
Wheel is connected to motor, and the dust crash device is located at the opposite slightly to the right or left of the first water fog generator.
2. a kind of aluminum products polishing dust controlling device according to claim 1, it is characterised in that: the dust-leading board includes
First plate, the second plate and bracket, second plate is obliquely installed and low one end downward bending extends in disposal box,
Second plate is equipped with several through-holes, between first platen parallel is arranged below the second plate and is equipped between the two
Away from below first plate and low one end downward bending extends in disposal box, bending part quartile on first plate
In the front of the import in air duct；On first plate area of dogleg section be greater than air duct import area, described first
Plate is fixed by the bracket on disposal box.
3. a kind of aluminum products polishing dust controlling device according to claim 1, it is characterised in that: the first water mist hair
Generating apparatus includes the water inlet pipe being connected to penstocks, several hydraulic spray nozzles and mounting plate, and the mounting plate is located at dust guiding tube folding
The inside of curved segment, several hydraulic spray nozzles are connected to water inlet pipe and install on a mounting board, several hydraulic spray nozzle positions
In disposal box top and opening downward.
4. a kind of aluminum products polishing dust controlling device according to claim 1, it is characterised in that: the second water mist hair
Generating apparatus includes the water inlet pipe being connected to penstocks, several hydraulic spray nozzles and mounting plate, and inclined be located at of the mounting plate is led
The inside of dirt pipe, several hydraulic spray nozzles are connected to water inlet pipe and install on a mounting board, several hydraulic spray nozzle positions
In disposal box top and opening tilt downward.
5. a kind of aluminum products polishing dust controlling device according to claim 1, it is characterised in that: the automatic water supplement knot
Structure refers to that sliding is inserted with baffle in the water inlet, and the interior bottom of the water inlet is equipped with sliding chamber corresponding with baffle, described
It is fixedly connected with L-type connecting rod at the top of baffle, one far from baffle of the L-type connecting rod prolongs through water inlet and into disposal box
It stretches, one end that the L-type connecting rod extends is fixedly connected with floating ball, and the disposal box is equipped with water outlet close to the bottom of water inlet side
Mouthful, the water outlet internal screw thread is connected with flowing water Valve.
6. a kind of aluminum products polishing dust controlling device according to claim 1, it is characterised in that: the automatic water supplement knot
Structure includes the first water pipe, the second water pipe and partition, and first water pipe is horizontally disposed, and one end is connected to the bottom of water tank, another
End is fixed and is connected to the second water pipe, and it is interior and be vertically arranged that second water pipe is located at disposal box, bottom downward, the partition position
In the first water pipe is divided into upper layer and lower layer in the first water pipe, upper layer is venting channels, lower section water passage.
7. a kind of aluminum products polishing dust controlling device according to claim 1, it is characterised in that: including workbench sum aggregate
The bottom of dirt case, the workbench is equipped with cavity, and the disposal box is connected with cavity by dust guiding tube, the interior top of the cavity
Portion is equipped with suction inlet, is fixedly plugged with Turbogrid plates in the suction inlet, dust suction wind is fixedly connected on the outer wall of the disposal box
Machine, the output end of the dust absorption fan run through the outer wall of dust guiding tube and extend internally, and the top of the disposal box is equipped with motor, institute
It states motor and is fixedly connected with disposal box by fixed link, the output end of the motor runs through the top of disposal box and extends internally,
One end fixing sleeve that the motor extends is connected to multiple flabellums.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811506636.8A CN109395521A (en) | 2018-12-10 | 2018-12-10 | A kind of aluminum products polishing dust controlling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811506636.8A CN109395521A (en) | 2018-12-10 | 2018-12-10 | A kind of aluminum products polishing dust controlling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109395521A true CN109395521A (en) | 2019-03-01 |
Family
ID=65458261
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811506636.8A Pending CN109395521A (en) | 2018-12-10 | 2018-12-10 | A kind of aluminum products polishing dust controlling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109395521A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4424691A1 (en) * | 1994-07-13 | 1996-01-18 | Willy Herrmann | Automatic level regulation device for engine oil |
| CN204170565U (en) * | 2014-10-15 | 2015-02-25 | 燕京啤酒(桂林漓泉)股份有限公司 | Skeleton symbol water bath dust-removing equipment |
| CN204380454U (en) * | 2014-12-31 | 2015-06-10 | 遵义宇龙锅炉有限公司 | A kind of coal-burning boiler dust arrester |
| CN107217151A (en) * | 2017-07-31 | 2017-09-29 | 马鞍山钢铁股份有限公司 | A kind of rotary hearth furnace zinc powder off-gas recovery pretreatment unit and its pretreating process |
| CN209490630U (en) * | 2018-12-10 | 2019-10-15 | 福州中澳科技有限公司 | A kind of aluminum products polishing dust controlling device |
-
2018
- 2018-12-10 CN CN201811506636.8A patent/CN109395521A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4424691A1 (en) * | 1994-07-13 | 1996-01-18 | Willy Herrmann | Automatic level regulation device for engine oil |
| CN204170565U (en) * | 2014-10-15 | 2015-02-25 | 燕京啤酒(桂林漓泉)股份有限公司 | Skeleton symbol water bath dust-removing equipment |
| CN204380454U (en) * | 2014-12-31 | 2015-06-10 | 遵义宇龙锅炉有限公司 | A kind of coal-burning boiler dust arrester |
| CN107217151A (en) * | 2017-07-31 | 2017-09-29 | 马鞍山钢铁股份有限公司 | A kind of rotary hearth furnace zinc powder off-gas recovery pretreatment unit and its pretreating process |
| CN209490630U (en) * | 2018-12-10 | 2019-10-15 | 福州中澳科技有限公司 | A kind of aluminum products polishing dust controlling device |
Non-Patent Citations (1)
| Title |
|---|
| 西北纺织工学院毛纺教研室: "毛纺学 上", 纺织工业出版社 , pages: 19 - 20 * |
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Application publication date: 20190301 |
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| WD01 | Invention patent application deemed withdrawn after publication |